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[deliverable/binutils-gdb.git] / gold / ChangeLog
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83a01957
HS		 12014-09-22 Han Shen <shenhan@google.com>
2 Jing Yu <jingyu@google.com>
3
4 Patch for gold aarch64 backend to support relaxation.
5 * aarch64-reloc.def: Change format.
6 * aarch64.cc (class Reloc_stub): New class.
7 (class Stub_table): New class.
8 (class AArch64_relobj): New class.
9 (class AArch64_input_section): New class.
10 (class AArch64_output_section): New class.
11 (Target_aarch64::new_stub_table): New method.
12 (Target_aarch64::new_aarch64_input_section): New method.
13 (Target_aarch64::find_aarch64_input_section): New method.
14 (Target_aarch64::scan_section_for_stubs): New method.
15 (Target_aarch64::scan_reloc_section_for_stubs): New method.
16 (Target_aarch64::relocate_stub): New method.
17 (Target_aarch64::current_target): New method.
18 (Target_aarch64::do_make_elf_object): New method.
19 (Target_aarch64::do_may_relax): New method.
20 (Target_aarch64::do_relax): New method.
21 (Target_aarch64::group_sections): New method.
22 (Target_aarch64::scan_reloc_for_stub): New method.
23 (Target_aarch64::do_make_output_section): New method.
24 (Target_aarch64::stub_tables_): New data member.
25 (Target_aarch64::aarch64_input_section_map_): New data member.
26 (AArch64_relocate_functions::maybe_apply_stub): New method.
27
db4c9594
CC		 282014-09-30 Cary Coutant <ccoutant@google.com>
29
30 PR gold/17432
31 * resolve.cc (Symbol_table::resolve): Fix local shadowing error.
32
cd6da036
KC		 332014-09-30 Kito Cheng <kito@0xlab.org>
34
35 PR gold/13597
36 * layout.cc (Layout::create_dynamic_symtab): Build gnu-style
37 hash table before sysv-style hash table.
38
5f772412
ST		 392014-09-29 Sriraman Tallam <tmsriram@google.com>
40
41 * options.h (--pic-executable): Add negative to alias to -no-pie.
42
5efeedf6
CC		 432014-09-26 Cary Coutant <ccoutant@google.com>
44
45 PR gold/16773
46 * object.cc (Sized_relobj_file): Compute value of section symbols
47 for TLS sections the same as TLS symbols.
48
1707f183
CC		 492014-09-25 Cary Coutant <ccoutant@google.com>
50
51 PR gold/17432
52 * resolve.cc (Symbol_table::resolve): Override common placeholder
53 symbols, but adjust sizes.
54 * symtab.cc (Symbol_table::add_from_object): Don't add placeholder
55 symbols to common lists.
56
00cac886
AM		 572014-09-24 Alan Modra <amodra@gmail.com>
58
59 * po/POTFILES.in: Regenerate.
60
635aa30e
CC		 612014-09-23 Taiju Tsuiki <tzik@google.com>
62 Cary Coutant <ccoutant@google.com>
63
71b9b91b 64 PR gold/14860
635aa30e
CC		 65 * gold.cc (queue_final_tasks): Add Write_sections_task as a blocker
66 on input_sections_blocker.
67 * layout.cc (Write_sections_task::locks): Unblock
68 input_sections_blocker_.
69 * layout.h (Write_sections_task::Write_sections_task): Add
70 input_sections_blocker.
71 * testsuite/Makefile.am (exception_x86_64_bnd_test): Add gcctestdir/ld
72 to DEPENDENCIES.
73 * testsuite/Makefile.in: Regenerate.
74
c0c71592
RÁE		 752014-09-18 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
76
77 * testsuite/Makefile.am (plugin_test_10): New test.
78 * testsuite/Makefile.in: Regenerate
79 * testsuite/plugin_common_test_2.c (c1): Align to 8.
80 * testsuite/plugin_test_10.sh: New file.
81
6168c2a1
RÁE		 822014-09-17 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
83
84 * plugin.cc (Sized_pluginobj::do_add_symbols): Ignore isym->size.
85 * resolve.cc (Symbol_table::resolve): Don't override common symbols
86 during the replacement phase.
87
3a531937
JY		 882014-09-17 Han Shen <shenhan@google.com>
89 Jing Yu <jingyu@google.com>
90
91 * aarch64-reloc.def: Add TLSGD_ADR_PAGE21, TLSGD_ADD_LO12_NC,
92 TLSDESC_ADR_PAGE21, TLSDESC_LD64_LO12, TLSDESC_ADD_LO12, TLSDESC_CALL.
93 * aarch64.cc (Target_aarch64): Add data members
94 got_irelative_, got_tlsdesc_, rela_irelative_, got_mod_index_offset_,
95 tlsdesc_reloc_info_, tls_base_symbol_defined_. Initialize them in
96 constructor.
97 (Target_aarch64::do_reloc_symbol_index): New method.
98 (Target_aarch64::do_reloc_addend): New method.
99 (Target_aarch64::add_tlsdesc_info): New method.
100 (Target_aarch64::do_dynsym_value): New method.
101 (Target_aarch64::do_make_data_plt): Add new parameters: got,
102 got_irelative. Pass them to Output_data_plt_aarch64_standard.
103 (Target_aarch64::make_data_plt): Add new parameters: got,
104 got_irelative. Pass them to do_make_data_plt.
105 (Target_aarch64::Relocate): Add skip_call_tls_get_addr_ variable.
106 (Target_aarch64::Relocate:tls_gd_to_le): New method.
107 (Target_aarch64::Relocate:tls_ie_to_le): New method.
108 (Target_aarch64::Relocate:tls_desc_gd_to_le): New method.
109 (Target_aarch64::Relocate:tls_desc_gd_to_ie): New method.
110 (Target_aarch64::got_tlsdesc_section): New method.
111 (Target_aarch64::make_local_ifunc_plt_entry): New method.
112 (Target_aarch64::define_tls_base_symbol): New method.
113 (Target_aarch64::reserve_tlsdesc_entries): New method.
114 (Target_aarch64::got_mod_index_entry): New method.
115 (Target_aarch64::rela_tlsdesc_section): New method.
116 (Target_aarch64::rela_irelative_section): New method.
117 (Target_aarch64::Tlsdesc_info): New struct.
118 (Target_aarch64::got_section): Create .got.plt space for IRELATIVE
119 relocations and tlsdesc relocations.
120 (Target_aarch64::optimize_tls_reloc): Implement method.
121 (Output_data_plt_aarch64): Add member variables: tlsdesc_rel_, got_,
122 got_irelative_, irelative_count_, tlsdesc_got_offset_. Initialize them
123 in constructor.
124 (Output_data_plt_aarch64::reserve_tlsdesc_entry): New method.
125 (Output_data_plt_aarch64::has_tlsdesc_entry): New method.
126 (Output_data_plt_aarch64::get_tlsdesc_got_offset): New method.
127 (Output_data_plt_aarch64::get_tlsdesc_plt_offset): New method.
128 (Output_data_plt_aarch64::rela_tlsdesc): New method.
129 (Output_data_plt_aarch64::rela_irelative): New method.
130 (Output_data_plt_aarch64::entry_count): Count IRELATIVE relocations.
131 (Output_data_plt_aarch64::first_plt_entry_offset): Add const attribute.
132 (Output_data_plt_aarch64::get_plt_tlsdesc_entry_size): New method.
133 (Output_data_plt_aarch64::fill_tlsdesc_entry): New method.
134 (Output_data_plt_aarch64::do_get_plt_tlsdesc_entry_size): New method.
135 (Output_data_plt_aarch64::do_fill_tlsdesc_entry): New method.
136 (Output_data_plt_aarch64_standard): New member variables:
137 plt_tlsdesc_entry_size, tlsdesc_plt_entry.
138 (Output_data_plt_aarch64_standard::Output_data_plt_aarch64_standard):
139 New parameter: got, got_irelative.
140 (Output_data_plt_aarch64_standard::do_get_plt_entry_size): New method.
141 (Output_data_plt_aarch64_standard::do_fill_tlsdesc_entry): New method.
142 (Output_data_plt_aarch64::do_write): Replace got_address with
143 gotplt_address. Add irelative_count_ to count. Write tlsdesc entry.
144 (AArch64_relocate_functions::update_movnz): New method.
145 (AArch64_relocate_functions): Correct format.
146 (AArch64_relocate_functions::movnz): New method.
147 (Target_aarch64::Scan::local): Correct format. Move r_sym, got to
148 before the switch. Add new cases to switch.
00cac886 149 Check ie_to_le relaxation on tlsie relocations. Add code handling
3a531937
JY		 150 tlsgd tlsdesc cases.
151 (Target_aarch64::Scan::global): Move arp to front. Do copy_reloc when
152 needed. Add new cases to switch. Insert dynamic RELATIVE relocation
153 when needed. Add code handling tlsgd, tlsie, tlsdesc cases.
154 Call reloc_name_in_error_message to print unsupported reloc.
155 (Target_aarch64::make_plt_section): Pass got_ and got_irelative_ to
156 make_data_plt.
157 (Target_aarch64::do_finalize_sections): Emit relocs to save COPY
158 relocs. Fill in some more dynamic tags.
159 (Target_aarch64::Relocate::relocate): Handle tlsgd, tlsdesc relocs.
160 Skip call tls_get_addr when tlsgd is relaxed.
161 (Target_aarch64::Relocate::relocate_tls): Correct format. Add code
162 handling tlsgd, tlsdesc relocs, and tls gd->le, ie->le, tlsdesc->le,
163 tlsdesc->ie relaxation.
164
62661c93
SS		 1652014-09-03 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
166
167 * mips.cc (Target_mips_nacl): New class.
168 (Target_selector_mips_nacl): New class.
169 (target_selector_mips32): Rename from target_selector_mips32be and use
170 Target_selector_mips_nacl instead of Target_selector_mips.
171 (target_selector_mips32el): Rename from target_selector_mips32 and use
172 Target_selector_mips_nacl instead of Target_selector_mips.
173 (target_selector_mips64): Rename from target_selector_mips64be and use
174 Target_selector_mips_nacl instead of Target_selector_mips.
175 (target_selector_mips64el): Rename from target_selector_mips64 and use
176 Target_selector_mips_nacl instead of Target_selector_mips.
177 (Target_mips::mips_info): Add const attribute.
178
54674d38
CC		 1792014-09-02 Cary Coutant <ccoutant@google.com>
180
181 * dwp.cc (Sized_relobj_dwo::do_section_name): Add const attribute.
182 * dynobj.h (Sized_dynobj::do_section_name): Likewise.
183 * incremental.cc (Sized_relobj_incr::do_section_name): Likewise.
184 (Sized_incr_dynobj::do_section_name): Likewise.
185 * incremental.h (Sized_relobj_incr::do_section_name): Likewise.
186 (Sized_incr_dynobj::do_section_name): Likewise.
187 * object.h (Object::section_name): Likewise.
188 (Object::do_section_name): Likewise.
189 (Sized_relobj_file::do_section_name): Likewise.
190 * plugin.cc (Sized_pluginobj::do_section_name): Likewise.
191 * plugin.h (Sized_pluginobj::do_section_name): Likewise.
192
9860cbcf
CC		 1932014-09-02 Cary Coutant <ccoutant@google.com>
194
195 PR gold/17005
196 * ehframe.cc (Fde::write): Add output_offset parameter.
197 (Cie::write): Likewise.
198 (Eh_frame::set_final_data_size): Account for offset within output
199 section.
200 (Eh_frame::do_sized_write): Likewise.
201 * ehframe.h (Fde::write): Add output_offset parameter.
202 (Cie::write): Likewise.
203 * output.cc (Output_section::Input_section_sort_entry): Remove
204 section_has_name_; add output_section_name parameter. Use
205 output section name for non-input sections.
206 (Output_section::Input_section_sort_entry::section_has_name): Remove.
207 (Output_section::Input_section_sort_entry::section_has_name_): Remove.
208 (Output_section::Input_section_sort_compare): Remove logic for
209 sections without names.
210 (Output_section::Input_section_sort_init_fini_compare): Likewise.
211 (Output_section::Input_section_sort_section_prefix_special_ordering_compare):
212 Likewise.
213 (Output_section::Input_section_sort_section_name_compare): Likewise.
214
8e33481e
HS		 2152014-08-29 Han Shen <shenhan@google.com>
216 Jing Yu <jingyu@google.com>
217
218 * aarch64-reloc-property.cc
219 (AArch64_reloc_property_table::reloc_name_in_error_message): Fix bug in
220 reference reloc property in the table.
221 * aarch64-reloc.def: Add TLSLE reloc types and fix some errors in
222 3 other entries.
223 * aarch64.cc: (Output_data_got_aarch64::add_static_reloc):
224 2 new overloaded methods.
225 (Output_data_got_aarch64::do_write): Add code to write out
226 static relocs.
227 (class Output_data_got_aarch64::Static_reloc): New class to wrap
228 static relocs.
229 (Output_data_got_aarch64::static_relocs): New vector to
230 hold static relocs.
231 (Target_aarch64::TCB_SIZE): New const static memeber.
232 (Target_aarch64::tcb_size): New method.
233 (Target_aarch64::Relocate::relocate): Add code handling new reloc types.
234 (Target_aarch64::Relocate::relocate_tls): New method.
235 (Target_aarch64::Scan::local): Add code handling new reloc types.
236 (Target_aarch64::Scan::global): Add code handling new reloc types.
237
81233653
ST		 2382014-08-13 Sriraman Tallam <tmsriram@google.com>
239
240 * options.h (-no-pie): Add option.
241
9363c7c3
JY		 2422014-08-08 Jing Yu <jingyu@google.com>
243 Han Shen <shenhan@google.com>
244
245 * Makefile.am (HFILES): Add aarch64-reloc-property.h.
246 (DEFFILES): add aarch64-reloc.def.
247 (TARGETSOURCES): Add aarch64-reloc-property.cc.
248 (ALL_TARGETOBJS): Add aarch64-reloc-property.$(OBJEXT).
249 * Makefile.in: Regenerate.
250 * aarch64-reloc-property.cc: New file.
251 * aarch64-reloc-property.h: New file.
252 * aarch64-reloc.def: New file.
253 * aarch64.cc: Include aarch64-reloc-property.h. Replace spaces
254 with tab to make the format consistent.
255 (Output_data_got_aarch64::symbol_table_): New method.
256 (Target_aarch64::do_plt_address_for_global): New method.
257 (Target_aarch64::do_plt_address_for_local): New method.
258 (Target_aarch64::do_select_as_default_target): New method.
259 (Target_aarch64::do_make_data_plt): New method.
260 (Target_aarch64::make_data_plt): New method.
261 (Output_data_plt_aarch64::has_irelative_section): New method.
262 (Output_data_plt_aarch64::address_for_global): New method.
263 (Output_data_plt_aarch64::address_for_local): New method.
264 (Output_data_plt_aarch64::irelative_rel_): New parameter.
265 (Output_data_plt_aarch64::add_entry): Implement contents.
266 (Output_data_plt_aarch64::set_final_data_size): Fix typo.
267 (Output_data_plt_aarch64::do_write): Remove useless got_base. Set
268 the got_pov entry to plt0.
269 (Output_data_plt_aarch64_standard::do_fill_first_plt_entry):
270 Implement contents.
271 (Output_data_plt_aarch64_standard::do_fill_plt_entry): Implement.
272 (AArch64_howto): New struct.
273 (aarch64_howto[]): New static const array.
274 (AArch64_relocate_functions): New class.
275 (Target_aarch64::Scan::get_reference_flags): Remove method.
276 (Target_aarch64::Scan::local): Implement to support a few relocations.
277 (Target_aarch64::Scan::global): Implement to support a few relocations.
278 (Target_aarch64::make_plt_section): Implement contents.
279 (Target_aarch64::make_plt_entry): Implement contents.
280 (Target_aarch64::do_finalize_sections): Implement contents.
281 (Target_aarch64::Relocate::relocate): Implement a few relocations.
282 (Target_aarch64::relocate_section): Implement contents.
283
ad9fe6c1
AM		 2842014-08-06 Alan Modra <amodra@gmail.com>
285
286 * testsuite/defsym_test.sh: Allow ppc64le localentry annotation.
287
7cd4e5b7
AM		 2882014-08-06 Alan Modra <amodra@gmail.com>
289
290 PR 13227
291 * symtab.cc (Symbol_table::add_from_relobj): Warn on __gnu_lto_slim.
292
5ad9b0a7
ST		 2932014-07-21 Sriraman Tallam <tmsriram@google.com>
294
295 * object.cc (Relobj::is_section_name_included): Add
7c16d96e 296 ".rodata.nptl_version" to not garbage collect this section.
5ad9b0a7 297
e051745c
CC		 2982014-07-08 Cary Coutant <ccoutant@google.com>
299
300 * expression.cc (struct Expression::Expression_eval_info): Add
301 new fields type_pointer, vis_pointer, and nonvis_pointer.
302 (Expression::eval_maybe_dot): Add type_pointer, vis_pointer, and
303 nonvis_pointer parameters. Adjust all calls.
304 (Symbol_expression::value): Update type, visibility, and nonvis bits
305 in caller.
306 * script.cc (Symbol_assignment::sized_finalize): Update type,
307 visibility, and remaining st_other bits for new symbol.
308 * script.h: (Expression::eval_maybe_dot): Add type_pointer,
309 vis_pointer, and nonvis_pointer parameters.
310 * symtab.h (Symbol::set_type): New method.
311
312 * testsuite/Makefile.am (defsym_test): New test.
313 * testsuite/Makefile.in: Regenerate.
314 * testsuite/defsym_test.c: New file.
315 * testsuite/defsym_test.sh: New file.
316
f35c4853
CC		 3172014-07-08 Cary Coutant <ccoutant@google.com>
318
319 PR gold/15639
320 * dynobj.h (Sized_dynobj::base_read_symbols): New method.
321 * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
322 (Sized_dynobj::base_read_symbols): ...new method.
323 * object.h (Sized_relobj_file::base_read_symbols): New method.
324 * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
325 (Sized_relobj_file::base_read_symbols): ...new method.
326 * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
327 * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
328 * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.
329
2900af2d
AM		 3302014-07-04 Alan Modra <amodra@gmail.com>
331
332 * po/POTFILES.in: Regenerate.
333
053a4d68
JY		 3342014-07-02 Jing Yu <jingyu@google.com>
335
336 * aarch64.cc: New file
337 * Makefile.am (TARGETSOURCES): Add aarch64.cc
338 (ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
339 * Makefile.in: Regenerate.
340 * configure.tgt: Add entries for aarch64*.
341 * configure.ac: Likewise.
342 * configure: Likewise.
343
7b549045
AM		 3442014-06-27 Alan Modra <amodra@gmail.com>
345
346 * symtab.cc (Symbol::should_add_dynsym_entry): Don't make inline.
347
cb818dbf
CC		 3482014-06-24 Cary Coutant <ccoutant@google.com>
349
350 * dwp.cc (Dwo_file::read): Allow files with no .debug_types
351 sections.
352 (Dwo_file::sized_read_unit_index): Likewise.
353
9810d34d
SS		 3542014-06-23 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
355
356 * mips.cc: New file.
357 * Makefile.am (TARGETSOURCES): Add mips.cc
358 (ALL_TARGETOBJS): Add mips.$(OBJEXT)
359 * configure.tgt: Add entries for mips*.
360 * configure.ac: Likewise.
361 * Makefile.in: Regenerate.
362 * configure: Likewise.
363
9baa787b
CC		 3642014-06-09 Cary Coutant <ccoutant@google.com>
365
366 * dwarf_reader.cc (Dwarf_pubnames_table::read_header): Check that
367 unit_length is within section bounds.
368
8f89af0a
CC		 3692014-06-09 Cary Coutant <ccoutant@google.com>
370
371 PR gold/16980
372 * layout.cc (Layout::print_to_mapfile): Print unattached sections in
373 map.
374
a47622ac
AM		 3752014-06-07 Alan Modra <amodra@gmail.com>
376
377 * powerpc.cc (relocate): Treat field of cmpli insn as a bitfield.
378
4320c691
CC		 3792014-06-06 Cary Coutant <ccoutant@google.com>
380
381 * dwarf_reader.h (Dwarf_pubnames_table): Remove output_section_offset_.
382 * dwarf_reader.cc (Dwarf_pubnames_table::read_section): Likewise.
383 (Dwarf_pubnames_table::read_header): Likewise.
384 * layout.cc (gdb_fast_lookup_sections): Add .debug_gnu_pubnames and
385 .debug_gnu_pubtypes.
386
270c9937
JB		 3872014-06-05 Joel Brobecker <brobecker@adacore.com>
388
389 * Makefile.am (CONFIG_STATUS_DEPENDENCIES): New.
390 * Makefile.in, configure: Regenerate.
391
397998fc
AM		 3922014-06-03 Alan Modra <amodra@gmail.com>
393
394 * powerpc.cc (addis_12_2): Define.
395 (Stub_table::do_write): Support fusion on ELFv2 stubs.
396
61f5c66f
AM		 3972014-06-03 Alan Modra <amodra@gmail.com>
398
399 * testsuite/plugin_test.c (parse_readelf_line): Skip non-visibility
400 st_other output.
401
f6971787
AM		 4022014-06-02 Alan Modra <amodra@gmail.com>
403
404 * powerpc.cc (Target_powerpc::local_reloc_may_be_function_pointer):
405 Only ignore relocs on ELFv1.
406 (Target_powerpc::global_reloc_may_be_function_pointer): Likewise.
407
f6fb8322
CC		 4082014-05-30 Cary Coutant <ccoutant@google.com>
409
410 * testsuite/Makefile.am (ehdr_start_test_4): Fix typo in -B option.
411 * testsuite/Makefile.in: Regenerate.
412 * testsuite/ehdr_start_test_4.sh: Look for "U" instead of "w".
413
c23dd342
L		 4142014-05-27 H.J. Lu <hongjiu.lu@intel.com>
415
416 PR gold/16945
417 * x86_64.cc (Target_x86_64::Relocate::relocate): Use signed int
418 for got_offset. Properly get GOT address for R_X86_64_PLTOFF64.
419
5fe7ffdc
AM		 4202014-05-15 Alan Modra <amodra@gmail.com>
421
422 * powerpc.cc (do_plt_fde_location): Handle zero length .glink.
423 Compare FDE contents with DW_CFA_nop rather than 0.
424
a82bef93
ST		 4252014-05-13 Sriraman Tallam <tmsriram@google.com>
426
427 * symtab.h (may_need_copy_reloc): Remove check for position independent
428 code.
429 * x86_64.cc (Target_x86_64<size>::Scan::global): Add check for no
430 position independence before pc absolute may_need_copy_reloc call.
431 Add check for executable output befor pc relative may_need_copy_reloc
432 call.
433 * i386.cc: Ditto.
434 * arm.cc: Ditto.
435 * sparc.cc: Ditto.
436 * tilegx.cc: Ditto.
437 * powerpc.cc: Add check for no position independence before
438 may_need_copy_reloc calls.
439 * testsuite/pie_copyrelocs_test.cc: New file.
440 * testsuite/pie_copyrelocs_shared_test.cc: New file.
441 * Makefile.am (pie_copyrelocs_test): New test.
5fe7ffdc 442 * Makefile.in: Regenerate.
a82bef93 443
53c66605
ML		 4442014-05-08 Martin Liška <mliska@suse.cz>
445
446 * output.cc (Sized_relobj_file::do_layout): Fix typo in info message.
447
57b2284c
CC		 4482014-05-06 Cary Coutant <ccoutant@google.com>
449
450 PR gold/16900
451 * i386.cc (Output_data_got_plt_i386): New class.
452 (Output_data_plt_i386::Output_data_plt_i386): Change type of got_plt
453 parameter. Change all callers.
454 (Output_data_plt_i386::layout_): Remove.
455 (Output_data_plt_i386::got_plt_): Change type.
456 (Target_i386::got_plt_): Change type. Change all references.
457 (Target_i386::got_section): Create instance of new class.
458 (Output_data_got_plt_i386::do_write): New function.
459 * x86_64.cc (Output_data_got_plt_x86_64): New class.
460 (Output_data_plt_x86_64::Output_data_plt_x86_64): Change type of got_plt
461 parameter. Change all callers.
462 (Output_data_plt_x86_64::layout_): Remove.
463 (Output_data_plt_x86_64::got_plt_): Change type.
464 (Target_x86_64::got_plt_): Change type. Change all references.
465 (Target_x86_64::got_section): Create instance of new class.
466 (Output_data_got_plt_x86_64::do_write): New function.
467 (Output_data_plt_x86_64::do_write): Don't write reserved words in GOT.
468 (Target_x86_64<size>::init_got_plt_for_update): Create instance of new
469 class.
470
6b97515d 4712014-05-05 Cary Coutant <ccoutant@google.com>
5fe7ffdc 472
6b97515d
CC		 473 * gdb-index.cc (Gdb_index_info_reader): Don't complain about language
474 if we have pubnames/pubtypes.
475
d1bddd3c
CC		 4762014-05-02 Cary Coutant <ccoutant@google.com>
477
5fe7ffdc
AM		 478 * defstd.cc (in_segment): Define __ehdr_start here...
479 * layout.cc (Layout::finalize): ...Instead of here. Set the
480 output segment when known.
481 * resolve.cc (Symbol::override_base_with_special): Remember
482 the original binding.
483 * symtab.cc (Symbol::set_output_segment): New function.
484 (Symbol::set_undefined): New function.
485 * symtab.h (Symbol::is_weak_undefined): Check original undef
486 binding.
487 (Symbol::is_strong_undefined): New function.
488 (Symbol::set_output_segment): New function.
489 (Symbol::set_undefined): New function.
490 * target-reloc.h (is_strong_undefined): Remove.
491 (issue_undefined_symbol_error): Call Symbol::is_weak_undefined.
492 Check for hidden undefs.
493 (relocate_section): Call Symbol::is_strong_undefined.
494
495 * testsuite/Makefile.am (ehdr_start_test_1)
496 (ehdr_start_test_2, ehdr_start_test_3)
497 (ehdr_start_test_4, ehdr_start_test_5): New test cases.
498 * testsuite/Makefile.in: Regenerate.
499 * testsuite/ehdr_start_def.cc: New source file.
500 * testsuite/ehdr_start_test.cc: New source file.
501 * testsuite/ehdr_start_test.t: New linker script.
502 * testsuite/ehdr_start_test_4.sh: New shell script.
d1bddd3c 503
7849f6d8
CC		 5042014-04-23 Cary Coutant <ccoutant@google.com>
505
bf2cc635 506 PR gold/16870
7849f6d8
CC		 507 * x86_64.cc (Target_x86_64::Relocate::relocate): Add missing break.
508
99fd8cff
CC		 5092014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
510
511 * layout.cc (Layout::include_section): Allow a target to decide
512 whether to include a section.
513 * target.h (Target::should_include_section): New function.
514 (Target::do_should_include_section): New function.
515
91f43acd
CC		 5162014-04-15 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
517
518 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Remove and
519 inline into ...
520 (Copy_relocs::emit): ... here.
521 * copy-relocs.h (Copy_reloc_entry): Change from class to struct.
522 (Copy_reloc_entry::make_copy_reloc): Change from private to protected.
523 (Copy_reloc_entry::entries_): Change from private to protected.
524
c4eb27e1
ST		 5252014-04-02 Sriraman Tallam <tmsriram@google.com>
526
527 * icf.cc (get_section_contents): Replace copies of reloc
528 vectors with const references.
529
ae447ddd
CC		 5302014-04-02 Cary Coutant <ccoutant@google.com>
531
532 * configure.ac (HAVE_PUBNAMES): Use C instead of C++.
533 (HAVE_NO_USE_LINKER_PLUGIN): Check for -fno-use-linker-plugin.
534 * configure: Regenerate.
535 * testsuite/Makefile.am (OPT_NO_PLUGINS): New macro for
536 -fno-use-linker-plugin.
537 (LINK1, CXXLINK1): Add it to the link command.
538 * testsuite/Makefile.in: Regenerate.
539
fa47fa92
AM		 5402014-03-12 Alan Modra <amodra@gmail.com>
541
542 * Makefile.in: Regenerate.
543
9b12c500
CC		 5442014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
545
546 * symtab.h (Symbol::set_nonvis): New function.
547
beacaa96
CC		 5482014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
549
550 * symtab.cc (Sized_symbol<32>::init_output_data):
551 Instantiate the template.
552 (Sized_symbol<64>::init_output_data): Likewise.
553
800d9823
CC		 5542014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
555
556 * symtab.cc (Symbol_table::sized_write_globals): Allow a target to
557 adjust dynamic symbol value.
558 * target.h (Target::adjust_dyn_symbol): New function.
559 (Target::do_adjust_dyn_symbol): New function.
560
918fc1f8 5612014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
5fe7ffdc 562
918fc1f8
CC		 563 * output.cc (Output_data_dynamic::Dynamic_entry::write):
564 Get the value of DYNAMIC_CUSTOM dynamic entry.
565 * output.h (Output_data_dynamic::add_custom): New function.
566 (Dynamic_entry::Dynamic_entry): New constructor for DYNAMIC_CUSTOM
567 dynamic entry.
568 (enum Dynamic_entry::Classification): Add DYNAMIC_CUSTOM.
569 * target.h (Target::dynamic_tag_custom_value): New function.
570 (Target::do_dynamic_tag_custom_value): New function.
571
98ff9231
CC		 5722014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
573
574 * symtab.cc (Symbol_table::set_dynsym_indexes): Allow a target to set
575 dynsym indexes.
576 * target.h (Target::has_custom_set_dynsym_indexes): New function.
577 (Target::do_has_custom_set_dynsym_indexes): New function.
578 (Target::set_dynsym_indexes): New function.
579 (Target::do_set_dynsym_indexes): New function.
580
b80eed39
AM		 5812014-03-07 Alan Modra <amodra@gmail.com>
582
583 * powerpc.cc (Powerpc_relocate_functions::Overflow_check): Add
584 CHECK_UNSIGNED, CHECK_LOW_INSN, CHECK_HIGH_INSN.
585 (Powerpc_relocate_functions::has_overflow_unsigned): New function.
586 (Powerpc_relocate_functions::has_overflow_bitfield,
587 overflowed): Use the above.
588 (Target_powerpc::Relocate::relocate): Correct overflow checking
589 for a number of relocations. Modify overflow test for 16-bit
590 fields in instructions to signed/unsigned according to whether
591 the field takes a signed or unsigned value.
592
4b95cf5c
AM		 5932014-03-05 Alan Modra <amodra@gmail.com>
594
595 Update copyright years.
596
45965137
AM		 5972014-03-05 Alan Modra <amodra@gmail.com>
598
599 * powerpc.cc (Target_powerpc::Scan::local, global): Support
600 R_PPC64_ADDR64_LOCAL.
601 (Target_powerpc::Relocate::relocate): Likewise.
602
2c80b753
AM		 6032014-03-03 Alan Modra <amodra@gmail.com>
604
605 * dwp.cc (print_version): Update copyright year to current.
606
c1c69e83
AM		 6072014-02-10 Alan Modra <amodra@gmail.com>
608
609 * po/gold.pot: Regenerate.
610
dd0c4e70
CC		 6112014-02-06 Cary Coutant <ccoutant@google.com>
612
613 Fix problem where -u is ignored when a weak undef is seen.
614
615 * archive.cc (Library_base::should_include_member): Reorder
616 code to check for -u option if a weak undef has already been seen.
617 * testsuite/Makefile.am (weak_undef_test_2): New test case.
618 * testsuite/Makefile.in: Regenerate.
619 * testsuite/weak_undef_file3.cc: New file.
620 * testsuite/weak_undef_file4.cc: New file.
621 * testsuite/weak_undef_test_2.cc: New file.
622
1a221d3d
CC		 6232014-02-05 Cary Coutant <ccoutant@google.com>
624
625 Fix issues with gold undefined symbol diagnostics.
626
627 PR binutils/15435
628 * errors.cc (Errors::undefined_symbol): Move undef vtable symbol
629 check to here.
630 * target-reloc.h (is_strong_undefined): New function.
631 (relocate_section): Move undef vtable symbol check from here.
632 Check for is_strong_undefined.
633
e889f0a4 6342014-02-05 Cary Coutant <ccoutant@google.com>
5fe7ffdc 635
e889f0a4
CC		 636 Fix problems with the --dynamic-list option.
637
638 PR gold/13577
639 * options.cc (General_options::parse_dynamic_list):
640 Set have_dynamic_list_.
641 (General_options::General_options): Initialize have_dynamic_list_.
642 (General_options::finalize): Turn off -Bsymbolic and
643 -Bsymbolic-functions if --dynamic-list provided.
644 * options.h (General_options::have_dynamic_list): New function.
645 (General_options::have_dynamic_list_): New data member.
646 * symtab.h (Symbol::is_preemptible): Handle --dynamic-list
647 correctly.
5fe7ffdc 648
e889f0a4
CC		 649 PR gold/16530
650 * symtab.cc (Symbol_table::add_from_relobj): If symbol is named
651 in --dynamic-list, mark it.
5fe7ffdc 652
e889f0a4
CC		 653 * testsuite/Makefile.am (gc_dynamic_list_test.sh): New test case.
654 (dynamic_list_2): New test case.
655 * testsuite/Makefile.in: Regenerate.
656 * testsuite/dynamic_list_2.cc: New file.
657 * testsuite/dynamic_list_2.t: New file.
658 * testsuite/dynamic_list_lib1.cc: New file.
659 * testsuite/dynamic_list_lib2.cc: New file.
660 * testsuite/gc_dynamic_list_test.c: New file.
661 * testsuite/gc_dynamic_list_test.sh: New file.
662 * testsuite/gc_dynamic_list_test.t: New file.
663
ec673e64
CC		 6642014-01-28 Cary Coutant <ccoutant@google.com>
665
666 Add .gdb_index version 7 support.
667
668 * gold/dwarf_reader.cc: include <utility> (for make_pair).
669 (Dwarf_abbrev_table::do_read_abbrevs): Check for compressed
670 debug sections.
671 (Dwarf_ranges_table::read_ranges_table): Likewise.
672 (Dwarf_pubnames_table::read_section): Check for GNU-style
673 sections, and for compressed debug sections.
674 (Dwarf_pubnames_table::read_header): Compute end address of table.
675 (Dwarf_pubnames_table::next_name): Return flag_byte. Check
676 for end of list by offset, not by offset == 0.
677 (Dwarf_info_reader::do_read_string_table): Check for compressed
678 debug sections.
679 * gold/dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
680 Initialize new data members.
681 (Dwarf_pubnames_table::next_name): return flag_byte.
682 (Dwarf_pubnames_table::end_of_table_): New data member.
683 (Dwarf_pubnames_table::is_gnu_style_): New data member.
684 * gold/gdb-index.cc (gdb_index_version): Update to version 7.
685 (Gdb_index_info_reader::read_pubtable): Read flag_byte.
686 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Don't
687 read skeleton type unit DIEs.
688 (Gdb_index::add_symbol): Add flag_byte; adjust all callers.
689 (Gdb_index::do_write): Write flag_byte.
690 * gold/gdb-index.h (Gdb_index::add_symbol): Add flags parameter.
691 (Gdb_index::Cu_vector): Store flags along with cu indexes.
692 * gold/testsuite/gdb_index_test_3.sh: Allow versions 4-7.
693 * gold/testsuite/gdb_index_test_comm.sh: Likewise.
694
221fd5d5
L		 6952014-01-08 H.J. Lu <hongjiu.lu@intel.com>
696
697 * version.cc (print_version): Update copyright year to 2014.
698
6c09fb0b
ILT		 6992013-12-19 Dimitry Andric <dimitry@andric.com>
700
701 * stringpool.cc (Stringpool_template::reserve): Add
702 HAVE_UNORDERED_MAP case.
703 * stringpool.cc (Stringpool_template::print_stats): Likewise.
704
8356f2d0
CC		 7052013-12-18 Cary Coutant <ccoutant@google.com>
706
707 * configure.ac: Check for <unordered_set> and <unordered_map>.
708 * config.in: Regenerate.
709 * configure: Regenerate.
710 * system.h: Use <unordered_set> and <unordered_map> if available.
711
f2c7d7ee
RM		 7122013-12-10 Roland McGrath <mcgrathr@google.com>
713
714 * Makefile.am (install-exec-local): Prefix $(INSTALL_PROGRAM) uses
715 with $(INSTALL_PROGRAM_ENV).
716 * Makefile.in: Regenerate.
717
6632e8cc
CC		 7182013-11-22 Cary Coutant <ccoutant@google.com>
719
720 * configure.ac: Add check for which library is needed for
721 dlopen.
722 * configure: Regenerate.
723
0c075858
CC		 7242013-11-22 Cary Coutant <ccoutant@google.com>
725
726 * testsuite/Makefile.am (exception_x86_64_bnd_test): Use in-tree
727 assembler.
728 * testsuite/Makefile.in: Regenerate.
729
f49fe902
L		 7302013-11-17 H.J. Lu <hongjiu.lu@intel.com>
731
732 * x86_64.cc (Target_x86_64<size>::Scan::get_reference_flags):
733 Handle R_X86_64_PC32_BND and R_X86_64_PLT32_BND just like
734 R_X86_64_PC32 and R_X86_64_PLT32, respectively.
735 (Target_x86_64<size>::Scan::local): Likewise.
736 (Target_x86_64<size>::Scan::global): Likewise.
737 (Target_x86_64<size>::Relocate::relocate): Likewise.
738 (Target_x86_64<size>::Relocatable_size_for_reloc::get_size_for_reloc):
739 Likewise.
740 (Target_x86_64<size>::Scan::check_non_pic(): Handle
741 R_X86_64_PC32_BND.
742
743 * testsuite/Makefile.am (check_PROGRAMS): Add
744 exception_x86_64_bnd_test.
745 (exception_x86_64_bnd_test_SOURCES): New macro.
746 (exception_x86_64_bnd_test_DEPENDENCIES): Likewise.
747 (exception_x86_64_bnd_test_LDFLAGS): Likewise.
748 (exception_x86_64_bnd_test_LDADD): Likewise.
749 (exception_x86_64_bnd_1.o): New rule.
750 (exception_x86_64_bnd_2.o): Likewise.
751 * testsuite/Makefile.in: Regenerated.
752
9055360d
AM		 7532013-11-15 Alan Modra <amodra@gmail.com>
754
755 * powerpc.cc (Target_powerpc::glink_section): Provide non-const
756 accessor.
757 (Target_powerpc::Branch_info::make_stub): Make global entry stubs.
758 Only call ppc64_local_entry_offset for 64-bit. Restrict
759 symval_for_branch lookup to ELFv1.
760 (Stub_table::add_plt_call_entry): Use unsigned int off.
761 (Output_data_glink::Address, invalid_address): New.
762 (Output_data_glink::add_eh_frame): Move out of line. Add
763 support for ELFv2.
764 (Output_data_glink::add_global_entry, find_global_entry,
765 global_entry_address): New functions.
766 (Output_data_glink::global_entry_stubs_, end_branch_table_,
767 ge_size): New variables.
768 (Output_data_glink::set_final_data_size): Add global entry
769 stub sizing.
770 (Output_data_glink::do_write): Write global entry stubs.
771 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Add target
772 parameter. Return true for ELFv2. Adjust callers.
773 (Target_powerpc::Scan::local, global): Restrict opd lookup to
774 ELFv1. Similarly for ifunc and dynamic relocation processing
775 specific to ELFv1. Recognize that symbols are defined on
776 their plt entries for ELFv2.
777 (Target_powerpc::symval_for_branch): Assert if called for
778 ELFv2 or ppc32.
779 (Target_powerpc::Relocate::relocate): Use global entry plt
780 stub for symbol value if such exists on ELFv2.
781 (Target_powerpc::Relocate::relocate): Don't call
782 symval_for_branch when ELFv2. Do adjust for local entry
783 offset when ELFv2.
784 (Target_powerpc::do_dynsym_value): Set symbols to global entry
785 plt stub for ELFv2.
786 (Target_powerpc::do_plt_address_for_global): Similarly.
787
cafdd569
CC		 7882013-11-14 Cary Coutant <ccoutant@google.com>
789
790 Revert patch -- this did not fix the problem, and there is
791 no race there.
792
793 2013-11-14 Cary Coutant <ccoutant@google.com>
794
795 PR gold/14860
796 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
797 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
798 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
799 updating fde_offsets_.
800 (Eh_frame_hdr::lock_): New data member.
801
94e49e16
CC		 8022013-11-14 Cary Coutant <ccoutant@google.com>
803
804 * dwp.cc (Dwo_file_entry): New type.
805 (File_list): Use Dwo_file_entry.
806 (Dwo_file::verify): New function.
807 (Dwo_file::verify_dwo_list): New function.
808 (Dwo_file::sized_verify_dwo_list): New function.
809 (Dwo_name_info_reader::visit_compilation_unit): Add dwo_id to file
810 list.
811 (Dwp_options): New enum type.
812 (dwp_options): Add --verify-only.
813 (usage): Likewise.
814 (main): Likewise.
815 * dwp.h (gold_info): Add declaration.
816
7cdd7d57
CC		 8172013-11-14 Cary Coutant <ccoutant@google.com>
818
819 PR gold/14860
820 * ehframe.cc (Eh_frame_hdr::Eh_frame_hdr): Initialize lock_.
821 (Ehframe_hdr::set_final_data_size): Allocate a Lock.
822 * ehframe.h (Eh_frame_hdr::record_fde): Hold the lock while
823 updating fde_offsets_.
824 (Eh_frame_hdr::lock_): New data member.
825
1d946cb3
CC		 8262013-11-06 Cary Coutant <ccoutant@google.com>
827
828 PR gold/15758
829 * object.cc (Sized_relobj_file::do_layout): Handle .eh_frame sections
830 before reloc sections.
831
4f65b40e
AM		 8322013-11-04 Alan Modra <amodra@gmail.com>
833
834 * symtab.h (Symbol::Reference_flags): Add FUNC_DESC_ABI.
835 (Symbol::needs_dynamic_reloc): Test new flag.
836 * powerpc.cc (needs_dynamic_reloc, use_plt_offset): Delete.
837 (Target_powerpc::Scan::get_reference_flags): Add target param.
838 Return FUNC_DESC_ABI for 64-bit ELFv1.
839 (Target_powerpc::Branch_info::make_stub): Adjust get_reference_flags
840 call.
841 (Target_powerpc::Scan::global): Use Symbol::needs_dynamic_reloc.
842 (Target_powerpc::Relocate::relocate): Use Symbol::use_plt_offset.
843
908794a9
CC		 8442013-10-31 Cary Coutant <ccoutant@google.com>
845
846 Restore support for dwp v2 DWARF package file format.
847
848 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
849 tu_length parameter. Adjust all callers.
850 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
851 * dwp.cc: Include dwarf.h.
852 (Section_bounds): New struct type.
853 (Unit_set): New struct type.
854 (Dwo_file::Dwo_file): Initialize new data member.
855 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
856 Combine and rename to...
857 (Dwo_file::read_unit_index): ...this.
858 (Dwo_file::sized_read_compunit_index)
859 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
860 (Dwo_file::sized_read_unit_index): ...this.
861 (Dwo_file::copy_section): Remove section_name, is_str_offsets
862 parameters; add section_id parameter.
863 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
864 (Dwo_file::add_unit_set): ...this.
865 (Dwo_file::shndx_map_): Remove.
866 (Dwo_file::sect_offsets_): New data member.
867 (Dwp_output_file::Dwp_output_file): Initialize new data members.
868 (Dwp_output_file::add_section): Rename to...
869 (Dwp_output_file::add_contribution): ...this.
870 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
871 (Dwp_output_file::add_tu_set): Likewise.
872 (Dwp_output_file::Contribution): New type.
873 (Dwp_output_file::Section::contributions): New data member.
874 (Dwp_output_file::Cu_or_tu_set): Remove.
875 (Dwp_output_file::Section::Section): New ctor.
876 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
877 (Dwp_output_file::Dwp_index::Section_table): New type.
878 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
879 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
880 parameter.
881 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
882 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
883 (Dwp_output_file::Dwp_index::section_table): New member function.
884 (Dwp_output_file::Dwp_index::section_table_end): New member function.
885 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
886 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
887 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
888 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
889 (Dwp_output_file::Dwp_index::section_table_): New data member.
890 (Dwp_output_file::Dwp_index::section_mask_): New data member.
891 (Dwp_output_file::add_output_section): New member function.
892 (Dwp_output_file::write_new_section): New member function.
893 (Dwp_output_file::write_contributions): New member function.
894 (Dwp_output_file::section_id_map_): New data member.
895 (class Dwo_id_info_reader): Remove.
896 (class Unit_reader): New class.
897 (get_dwarf_section_name): New function.
898 (Dwo_file::read_executable): Adjust initializations of class data.
899 (Dwo_file::read): Add support for v2 package file format.
900 (Dwo_file::read_unit_index): Likewise.
901 (Dwo_file::sized_read_unit_index): Likewise.
902 (Dwo_file::copy_section): Likewise.
903 (Dwo_file::add_unit_set): Likewise.
904 (Dwp_output_file::add_output_section): Likewise.
905 (Dwp_output_file::add_contribution): Likewise.
906 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
907 for empty slot.
908 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
909 file format.
910 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
911 slot.
912 (Dwp_output_file::initialize): Remove unused function.
913 (Dwp_output_file::finalize): Add support for v2 package file format.
914 (Dwp_output_file::write_index): Likewise.
915 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
916 function prototype.
917
2500c017
CC		 9182013-10-31 Cary Coutant <ccoutant@google.com>
919
920 * configure.ac: Fix check for -fmerge-constants.
921 * configure.ac: Regenerate.
922
dd0845d7
RM		 9232013-10-30 Roland McGrath <mcgrathr@google.com>
924
925 * x86_64.cc (Output_data_plt_x86_64_nacl::first_plt_entry):
926 Correct 9-byte nop sequence to match what the assembler generates.
927
b4f7960d
AM		 9282013-10-30 Alan Modra <amodra@gmail.com>
929
930 * powerpc.cc (Powerpc_relobj::abiversion, set_abiversion,
931 ppc64_local_entry_offset, ppc64_local_entry_offset,
932 do_read_symbols): New functions.
933 (Powerpc_relobj::e_flags_, st_other_): New vars.
934 (Powerpc_relobj::Powerpc_relobj): Call set_abiversion.
935 (Powerpc_dynobj::abiversion, set_abiversion): New functions.
936 (Powerpc_relobj::e_flags_): New var.
937 (Target_powerpc::first_plt_entry_offset, plt_entry_size): Inline
938 and adjust for ELFv2.
939 (Target_powerpc::abiversion, set_abiversion, stk_toc): New functions.
940 (Powerpc_relobj::do_find_special_sections): Check no .opd in ELFv2.
941 (Powerpc_dynobj::do_find_special_sections): Likewise.
942 (Target_powerpc::do_define_standard_symbols): Define ".TOC.".
943 (Target_powerpc::Branch_info::make_stub): Adjust stub destination
944 to ELFv2 local entry.
945 (Target_powerpc::do_relax): No thread safe barriers needed for
946 ELFv2.
947 (Output_data_plt_powerpc::initial_plt_entry_size_,
948 plt_entry_size): Delete. Replace all uses with
949 first_plt_entry_offset() and plt_entry_size().
950 (Output_data_plt_powerpc::Output_data_plt_powerpc): Remove
951 reserved_size parm. Update callers.
952 (Output_data_plt_powerpc::entry_count): Update.
953 (Output_data_plt_powerpc::first_plt_entry_offset): Make private
954 and use Target_powerpc::first_plt_entry_offset().
955 (Output_data_plt_powerpc::get_plt_entry_size): Similarly and
956 rename to plt_entry_size.
957 (Output_data_plt_powerpc::add_ifunc_entry,
958 add_local_ifunc_entry): Adjust reloc for ELFv2.
959 (glink_eh_frame_fde_64): Rename to glink_eh_frame_fde_64v1.
960 (glink_eh_frame_fde_64v2): New.
961 (Stub_table::plt_call_size): Support ELFv2 sizing.
962 (Output_data_glink::add_eh_frame): Use the new FDE.
963 (Output_data_glink::set_final_data_size): Adjust for ELFv2 glink.
964 (Stub_table::do_write): Write ELFv2 stubs and glink.
965 (Target_powerpc::Relocate::relocate): Replaces nop after call
966 with ld 2,24(1) and adjust local offset destination for ELFv2.
967
f9c6b907
AM		 9682013-10-30 Alan Modra <amodra@gmail.com>
969
970 * powerpc.cc (Target_powerpc::Scan::check_non_pic): Handle new relocs.
971 (Target_powerpc::Scan::global, local): Likewise.
972 (Target_powerpc::Relocate::relocate): Likewise. Check for overflow
973 on all ppc64 @h and @ha relocs.
974
e84fe78f
AM		 9752013-10-14 Alan Modra <amodra@gmail.com>
976
977 * output.h (Output_data_got::add_constant): Tidy.
978 (Output_data_got::add_constant_pair): New function.
979 * powerpc.cc (Output_data_got_powerpc): Override all Output_data_got
980 methods used so as to first call reserve_ent().
981
679e4abf
RM		 9822013-10-11 Roland McGrath <mcgrathr@google.com>
983
44dcb735
RM		 984 * powerpc.cc (Output_data_got_powerpc): Remove unused methods
985 add_got_entry and add_got_entry_pair.
986
13323c49
RM		 987 * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
988 (HAVE_PUBNAMES): Likewise.
989 * configure: Regenerate.
990
1496b446
RM		 991 * testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
992 * testsuite/Makefile.in: Regenerate.
993
cc84c10b
RM		 994 * target.h (Target::adjust_elf_header, Target::do_adjust_elf_header):
995 Remove const from declaration.
996 * target.cc (Sized_target::do_adjust_elf_header): Update definition.
997 * sparc.cc (Target_sparc::do_adjust_elf_header): Likewise.
998 * output.h (Output_file_header): Remove const from member target_
999 and corresponding constructor argument.
1000 * output.cc (Output_file_header::Output_file_header): Update prototype.
1001 (Output_file_header::do_sized_write): Use this->target_ in place
1002 of parameters()->target().
1003
52f66a2c
RM		 1004 * testsuite/undef_symbol.cc (Foo::get_a): New method.
1005
2b64b551
RM		 1006 * configure.ac (MERGE_CONSTANTS_FLAG): New check.
1007 * configure: Regenerate.
1008 * Makefile.in: Regenerate.
1009 * testsuite/merge_string_literals_1.c: Renamed to have .cc suffix.
1010 * testsuite/merge_string_literals_2.c: Likewise.
1011 * testsuite/Makefile.am
1012 (merge_string_literals_1.o, merge_string_literals_2.o): Update deps.
1013 (AM_CFLAGS, AM_CXXFLAGS): Use $(MERGE_CONSTANTS_FLAG) in place of
1014 literal -fmerge-constants.
1015 * testsuite/Makefile.in: Regenerate.
1016
43819297
RM		 1017 * i386.cc (Target_i386): Remove unused member dynbss_.
1018 * arm.cc (Target_arm): Likewise.
1019 * powerpc.cc (Target_powerpc): Likewise.
1020 * sparc.cc (Target_sparc): Likewise.
1021 * tilegx.cc (Target_tilegx): Likewise.
1022 * x86_64.cc (Target_x86_64): Likewise.
1023 * dwarf_reader.h (Dwarf_info_reader): Remove unused members
1024 type_signature_, type_offset_.
1025 * plugin.h (Plugin_hook): Remove unused member layout_.
1026 * readsyms.h (Add_symbols): Remove unused members dirpath_, dirindex_,
1027 mapfile_.
1028 (Read_member): Remove unused members input_objects_, symtab_,
1029 mapfile_, layout_.
1030 (Check_library): Remove unused member symtab_.
1031 * archive.h (Lib_group): Remove unused member lib_.
1032 * archive.cc (Lib_group::Lib_group): Update initializer.
1033 * incremental.h (Incremental_binary): Remove unused member target_.
1034 (Incremental_script_entry): Removed unused member script_.
1035 * layout.h (Write_symbols_task): Remove unused member input_objects_.
1036 * icf.h (Icf): Remove unused member num_tracked_relocs.
1037
39d9ead7
RM		 1038 * gold-threads.h (Once): Conditionalize member was_run_lock_ on
1039 [ENABLE_THREADS && __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4], matching
1040 its only use.
1041 * gold-threads.cc (Once::Once): Likewise conditionalize initializer.
1042
679e4abf
RM		 1043 * archive.h: Use struct rather than class for forward declaration
1044 of Read_symbols_data.
1045
54de2ea6
CC		 10462013-10-07 Cary Coutant <ccoutant@google.com>
1047
1048 PR gold/16010
1049 * testsuite/Makefile.am (icf_test): Fix dependencies.
1050 (icf_safe_test): Likewise.
1051 (icf_safe_so_test): Likewise.
1052 (large_symbol_alignment): Add empty _LDADD rule.
1053 * testsuite/Makefile.in: Regenerate.
1054
b14016f0
L		 10552013-09-03 Pavel Chupin <pavel.v.chupin@intel.com>
1056
1057 PR gold/15927
1058 * x86_64.cc (Target_x86_64<size>::Scan::global): Use relative
1059 relocation for R_X86_64_32 on x32.
1060
eb426534
RM		 10612013-08-27 Roland McGrath <mcgrathr@google.com>
1062
1063 * output.cc (Output_segment::set_section_addresses): Take new
1064 Target* argument. If target->isolate_execinstr() and the segment
1065 is executable and starts at a target->abi_pagesize() boundary,
1066 pad its end out to a target->abi_pagesize() boundary with code fill.
1067 * output.h (Output_segment::set_section_addresses): Update decl.
1068 * layout.h (Layout::check_output_data_for_reset_values): Take new
1069 argument RELAX_OUTPUTS.
1070 (Layout): New member relax_output_list_.
1071 (Layout::add_relax_output): New method.
1072 * layout.cc (Layout::Layout): Update constructor.
1073 (Layout::reset_relax_output): New method.
1074 (Layout::clean_up_after_relaxation): Call it.
1075 (Layout::prepare_for_relaxation): Update caller.
1076 (Layout::set_segment_offsets): Update callers of set_section_addresses.
1077 Call reset_relax_output before re-processing segments for
1078 isolate_execinstr case.
1079 (Layout::write_data): Handle relax_output_list_.
1080 (Layout::Relaxation_debug_check::check_output_data_for_reset_values):
1081 Take new argument RELAX_OUTPUTS. Assert it's an empty collection.
1082
9aff4b7a
NC		 10832013-08-23 Yuri Chornoivan <yurchor@ukr.net>
1084
1085 PR binutils/15834
1086 * object.h: Fix typos.
1087
93f8221c
RM		 10882013-08-16 Roland McGrath <mcgrathr@google.com>
1089
1090 * i386.cc (Target_i386_nacl::do_code_fill): New virtual function.
1091 * x86_64.cc (Target_x86_64_nacl::do_code_fill): New virtual function.
1092
e44c3715
CC		 10932013-08-07 Cary Coutant <ccoutant@google.com>
1094
1095 Revert support for v2 DWP files:
1096
1097 2013-03-01 Cary Coutant <ccoutant@google.com>
1098
1099 Add dwp support for v2 DWARF package file format.
1100 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1101 tu_length parameter. Adjust all callers.
1102 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1103 * dwp.cc: Include dwarf.h.
1104 (Section_bounds): New struct type.
1105 (Unit_set): New struct type.
1106 (Dwo_file::Dwo_file): Initialize new data member.
1107 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1108 Combine and rename to...
1109 (Dwo_file::read_unit_index): ...this.
1110 (Dwo_file::sized_read_compunit_index)
1111 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1112 (Dwo_file::sized_read_unit_index): ...this.
1113 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1114 parameters; add section_id parameter.
1115 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1116 (Dwo_file::add_unit_set): ...this.
1117 (Dwo_file::shndx_map_): Remove.
1118 (Dwo_file::sect_offsets_): New data member.
1119 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1120 (Dwp_output_file::add_section): Rename to...
1121 (Dwp_output_file::add_contribution): ...this.
1122 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1123 (Dwp_output_file::add_tu_set): Likewise.
1124 (Dwp_output_file::Contribution): New type.
1125 (Dwp_output_file::Section::contributions): New data member.
1126 (Dwp_output_file::Cu_or_tu_set): Remove.
1127 (Dwp_output_file::Section::Section): New ctor.
1128 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1129 (Dwp_output_file::Dwp_index::Section_table): New type.
1130 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1131 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1132 parameter.
1133 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1134 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1135 (Dwp_output_file::Dwp_index::section_table): New member function.
1136 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1137 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1138 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1139 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1140 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1141 (Dwp_output_file::Dwp_index::section_table_): New data member.
1142 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1143 (Dwp_output_file::add_output_section): New member function.
1144 (Dwp_output_file::write_new_section): New member function.
1145 (Dwp_output_file::write_contributions): New member function.
1146 (Dwp_output_file::section_id_map_): New data member.
1147 (class Dwo_id_info_reader): Remove.
1148 (class Unit_reader): New class.
1149 (get_dwarf_section_name): New function.
1150 (Dwo_file::read_executable): Adjust initializations of class data.
1151 (Dwo_file::read): Add support for v2 package file format.
1152 (Dwo_file::read_unit_index): Likewise.
1153 (Dwo_file::sized_read_unit_index): Likewise.
1154 (Dwo_file::copy_section): Likewise.
1155 (Dwo_file::add_unit_set): Likewise.
1156 (Dwp_output_file::add_output_section): Likewise.
1157 (Dwp_output_file::add_contribution): Likewise.
1158 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1159 for empty slot.
1160 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1161 file format.
1162 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1163 slot.
1164 (Dwp_output_file::initialize): Remove unused function.
1165 (Dwp_output_file::finalize): Add support for v2 package file format.
1166 (Dwp_output_file::write_index): Likewise.
1167 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1168 function prototype.
1169
c6905c28
CC		 11702013-07-31 Cary Coutant <ccoutant@google.com>
1171
1172 * object.cc (Sized_relobj::do_output_section_address): New function.
1173 (Sized_relobj): Instantiate explicitly.
1174 * object.h (Object::output_section_address): New function.
1175 (Object::do_output_section_address): New function.
1176 (Sized_relobj::do_output_section_address): New function.
1177 * powerpc.cc (Target_powerpc::symval_for_branch): Use it.
1178
11792013-07-30 Cary Coutant <ccoutant@google.com>
5cdb4d98 1180 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
a67858e0
CC		 1181
1182 * parameters.cc (Parameters::entry): Return target-specific entry
1183 symbol name.
1184 * target.h (Target::entry_symbol_name): New function.
1185 (Target_info::entry_symbol_name): New data member.
1186
1187 * arm.cc (Target_arm::arm_info): Add entry_symbol_name.
1188 * i386.cc (Target_i386::i386_info): Likewise.
1189 (Target_i386_nacl::i386_nacl_info): Likewise.
1190 * sparc.cc (Target_sparc::sparc_info): Likewise.
1191 * tilegx.cc (Target_tilegx::tilegx_info): Likewise.
1192 * x86_64.cc: (Target_x86_64::x86_64_info) Likewise.
1193 (Target_x86_64_nacl::x86_64_nacl_info) Likewise.
1194 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
1195
234d4ab8
SA		 11962013-07-22 Sterling Augustine <saugustine@google.com>
1197
1198 * dwarf_reader.cc (Dwarf_pubnames_table::read_section):
1199 Convert parameter shndx to local variable. Add parameters symtab
1200 and symtab_size. Scan over section names. Find relocation
1201 section corresponding to current section. Create and initialize
1202 reloc_mapper_ and reloc_type_.
1203 (Dwarf_pubnames_table::read_header): Add assertion. Change
1204 unit_length to off_t. Initialize member unit_length_. Fill in field
1205 cu_offset_.
1206 * dwarf_reader.h (Dwarf_pubnames_table::Dwarf_pubnames_table):
1207 Initialize new fields unit_length_ and cu_offset_.
1208 (Dwarf_pubnames_table::read_section): Update prototype.
1209 (Dwarf_pubnames_table::cu_offset): New member function.
1210 (Dwarf_pubnames_table::subsection_size): Likewise.
1211 (Dwarf_pubnames_table::cu_offset_, Dwarf_pubnames_table::unit_length):
1212 New fields.
1213 (Dwarf_info_reader::symtab, Dwarf_info_reader::symtab_size): Make
1214 member functions public.
1215 * gdb_index.cc (Gdb_index_info_reader::read_pubnames_and_pubtypes):
1216 Update comment. Rework logic. Move repeated parts to...
1217 (Gdb_index_info_reader::read_pubtable): ...here. New function.
1218 (Gdb_index::Gdb_index): Initialize new fields, pubnames_table_,
1219 pubtypes_table_, and stmt_list_offset.
1220 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1221 Gdb_index::find_pubtype_offset,
1222 Gdb_index::map_pubnames_and_types_to_dies): Define new functions.
1223 (Gdb_index::pubnames_read): Update prototype and rework logic.
1224 * gdb_index.h (Gdb_index_info_reader, Dwarf_pubnames_table):
1225 Forward declare.
1226 (Gdb_index::map_pubtable_to_dies, Gdb_index::find_pubname_offset,
1227 Gdb_index::find_pubtype_offset, Gdb_index::pubnames_table)
1228 Gdb_index::pubtypes_table, Gdb_index::map_pubnames_and_types_to_dies,
1229 Gdb_index::map_pubtable_to_dies):
1230 Declare functions.
1231 (Gdb_index::pubnames_read): Update declaration.
1232 (Gdb_index::Pubname_offset_map): New type.
1233 (Gdb_index::cu_pubname_map_, Gdb_index::cu_pubtype_map_,
1234 Gdb_index::pubnames_table_, Gdb_index::pubtypes_table_,
1235 Gdb_index::stmt_list_offset): Declare.
1236 (Gdb_index::pubnames_shndx_, Gdb_index::pubnames_offet_,
1237 Gdb_index::pubtypes_object_, Gdb_index::pubtypes_shndx_)
1238 Gdb_index::pubtypes_offset_): Remove.
1239
a3ed37d8
RM		 12402013-07-19 Roland McGrath <mcgrathr@google.com>
1241
1242 * options.h (General_options): Add -Trodata-segment option.
1243 * parameters.cc (Parameters::check_rodata_segment): New function.
1244 (Parameters::set_target_once): Call it.
1245 * parameters.h (Parameters): Declare it (private member function).
1246 * layout.cc (load_seg_unusable_for_headers): New function, broken
1247 out of Layout::relaxation_loop_body. If TARGET->isolate_execinstr()
1248 then validate rodata segment rather than text segment.
1249 (relaxation_loop_body): Call that.
1250 (is_text_segment): New function. Don't admit a non-executable
1251 segment if TARGET->isolate_execinstr().
1252 (set_segment_offsets): Call it. Honor -Trodata-segment option.
1253
eb5b4ded
CC		 12542013-07-15 Shawn Landden <shawnlandden@gmail.com>
1255
1256 PR gold/15070
1257 * fileread.h (File_read::get_view): Clarify comment about ALIGNED.
1258 * nacl.h (Sniff_file::View::View): Request aligned view.
1259
4d5effb9
CC		 12602013-07-11 Cary Coutant <ccoutant@google.com>
1261
1262 * powerpc.cc (Target_powerpc::write_branch_lookup_table): Use
1263 correct BRLT entry size.
1264
ba8ca3e7
AM		 12652013-07-03 Alan Modra <amodra@gmail.com>
1266
1267 * powerpc.cc (Target_powerpc::Relocate::relocate): Update self-call
1268 comment.
1269
267257d2
CC		 12702013-07-01 Cary Coutant <ccoutant@google.com>
1271
1272 * dwarf_reader.cc (Dwarf_ranges_table::read_ranges_table): Save
1273 reloc_type_.
1274 (Dwarf_ranges_table::read_range_list): Call lookup_reloc.
1275 (Dwarf_ranges_table::lookup_reloc): New function.
1276 * dwarf_reader.h (Dwarf_ranges_table::Dwarf_ranges_table): Initialize
1277 reloc_type_.
1278 (Dwarf_ranges_table::lookup_reloc): New function.
1279 (Dwarf_ranges_table::reloc_type_): New data member.
1280
06f30c9d
CC		 12812013-06-27 Jing Yu <jingyu@google.com>
1282
1283 PR gold/15662
1284 * powerpc.cc (Output_data_brlt_powerpc::reset_brlt_sizes): New
1285 function.
1286 (Output_data_brlt_powerpc::finalize_brlt_sizes): New function.
1287 (Target_powerpc::do_relax): Call the above.
1288
a2d7bf59
AM		 12892013-06-27 Cary Coutant <ccoutant@google.com>
1290
1291 * powerpc.cc (Target_powerpc::symval_for_branch): Don't assert
1292 on garbage collected .opd section.
1293
12942013-06-27 Alan Modra <amodra@gmail.com>
1295
1296 * powerpc.cc (Target_powerpc::do_gc_add_reference): Test dst_shndx
1297 is non-zero.
1298 (Target_powerpc::do_gc_mark_symbols): Likewise for sym->shndx().
1299 (Target_powerpc::do_function_location): Likewise for loc->shndx.
1300
32364e50
CC		 13012013-06-14 Cary Coutant <ccoutant@google.com>
1302
1303 * resolve.cc (Symbol::override_base): Don't override st_type
1304 from plugin placeholder symbols.
1305 (Symbol_table::resolve): Likewise.
1306 (Symbol_table::should_override): Don't complain about TLS mismatch
1307 if the TO symbol is a plugin placeholder.
1308 * testsuite/Makefile.am (plugin_test_tls): New test.
1309 * testsuite/Makefile.in: Regenerate.
1310 * testsuite/plugin_test_tls.sh: New test script.
1311 * testsuite/two_file_test_2_tls.cc: New test source.
1312 * testsuite/two_file_test_tls.cc: New test source.
1313
7fb47cc9
CC		 13142013-06-05 Alexander Ivchenko <alexander.ivchenko@intel.com>
1315
1316 * layout.cc (Layout::set_segment_offsets): Taking care of the case when
1317 the maximum segment alignment is larger than the page size.
1318 * testsuite/Makefile.am (large_symbol_alignment): Test that Gold
1319 correctly aligns the symbols with large alignemnt.
1320 * testsuite/Makefile.in: Regenerate.
1321 * testsuite/large_symbol_alignment.cc: New file.
1322
6934001a
CC		 13232013-05-30 Alexander Ivchenko <alexander.ivchenko@intel.com>
1324 Sriraman Tallam <tmsriram@google.com>
1325
1326 * options.h (sort_section): New option.
1327 * output.h (Input_section_sort_section_prefix_special_ordering_compare):
1328 Rename from Input_section_sort_section_name_special_ordering_compare.
1329 (Input_section_sort_section_name_compare): New struct.
1330 * output.cc (Output_section::Input_section_sort_section_name_compare::
1331 operator()): New function.
1332 (Output_section::sort_attached_input_sections): Use new sort function
1333 for .text if --sort-section=name is specified.
1334 * layout.cc (Layout::make_output_section):
1335 Add sorting by name when --sort-section=name is specified.
1336 * testsuite/Makefile.am (text_section_grouping): Test option
1337 --sort-section=name.
1338 * testsuite/Makefile.in: Regenerate.
1339 * testsuite/section_sorting_name.cc: New file.
1340 * testsuite/section_sorting_name.sh: New file.
1341
93acabad
CC		 13422013-05-21 Cary Coutant <ccoutant@google.com>
1343
1344 * symtab.h (Symbol::is_cxx_vtable): New function.
1345 * target-reloc.h (relocate_section): Check for vtable symbol.
1346 * testsuite/Makefile.am (missing_key_func.sh): New test case.
1347 * testsuite/Makefile.in: Regenerate.
1348 * testsuite/missing_key_func.cc: New test source.
1349 * testsuite/missing_key_func.sh: New test script.
1350
60e8b3fc
CC		 13512013-05-21 Cary Coutant <ccoutant@google.com>
1352
2b64b551
RM		 1353 * object.cc (Sized_relobj_file::get_symbol_location_info): Set
1354 type of enclosing symbol.
1355 (Relocate_info::location): Check symbol type when describing symbol.
1356 * object.h (Symbol_location_info): Remove unused line_number;
1357 add enclosing_symbol_type.
1358 * testsuite/debug_msg.sh: Adjust expected output.
60e8b3fc 1359
9df9de2c
CC		 13602013-05-13 Cary Coutant <ccoutant@google.com>
1361
2b64b551
RM		 1362 * configure.ac: Export DEFAULT_TARGET.
1363 * configure: Regenerate.
1364 * Makefile.in: Regenerate.
1365 * testsuite/Makefile.am: Add .EXPORT_ALL_VARIABLES.
1366 * testsuite/Makefile.in: Regenerate.
1367 * testsuite/debug_msg.sh: Delete duplicate tests.
1368 Don't check undef_int error message match for powerpc where the
1369 source file and line number aren't available.
9df9de2c 1370
bbc5ae17
RM		 13712013-05-10 Roland McGrath <mcgrathr@google.com>
1372
1373 * options.h (General_options): Add --rosegment-gap option.
1374 * options.cc (finalize): --rosegment-gap implies --rosegment.
1375 * layout.cc (set_segment_offsets): Let user option override
1376 target->rosegment_gap().
1377
0c6e6c39
RM		 13782013-05-10 Roland McGrath <mcgrathr@google.com>
1379
1380 * options.h (General_options): Remove leading space from help
1381 messages for -nostdlib and --rosegment.
1382
cde7cb01
MR		 13832013-05-03 Maciej W. Rozycki <macro@codesourcery.com>
1384
1385 PR ld/15365
1386 * layout.cc (Layout::finalize): Make __ehdr_start STV_HIDDEN.
1387
f31ae5b8
AM		 13882013-05-03 Alan Modra <amodra@gmail.com>
1389
1390 * merge.cc (Output_merge_string::do_add_input_section): Correct
1391 scan for number of strings. Rename vars to avoid shadowing.
1392 Include missing terminator in input_size_.
1393
d3a7cd45
L		 13942013-05-01 H.J. Lu <hongjiu.lu@intel.com>
1395
1396 * merge.cc (Output_merge_string<Char_type>::do_add_input_section):
1397 Restore empty string handling.
1398
6ad3daba
CC		 13992013-05-01 Cary Coutant <ccoutant@google.com>
1400
1401 * stringpool.cc (Stringpool_template::new_key_offset): Fix
1402 uninitialized warning.
1403
e31908b6
CC		 14042013-04-29 Alexander Ivchenko <alexander.ivchenko@intel.com>
1405
1406 * output.cc (Output_section::add_merge_input_section): Allow
1407 to merge sections if the alignment is more than character size.
1408 * merge.h (Output_merge_string::Output_merge_string): Remove
1409 assert.
1410 * merge.cc (Output_merge_string<Char_type>::do_add_input_section): Count
1411 only not-null strings. Check the alignment of strings.
1412 * stringpool.h
1413 (Stringpool_template<Stringpool_char>::Stringpool_template): Add
1414 alignment as the argument.
1415 (Stringpool_template<Stringpool_char>::addralign_): New class member.
1416 * stringpool.cc (Stringpool_template<Stringpool_char>::new_key_offset):
1417 Align non-zero length strings according to the addralign_.
1418 (Stringpool_template<Stringpool_char>::set_string_offsets):
1419 Updating offsets according to the given alignment.
1420 * testsuite/Makefile.am (text_section_grouping): Test if string
1421 literals are getting merged.
1422 * testsuite/Makefile.in: Regenerate.
1423 * testsuite/merge_string_literals_1.c: New file.
1424 * testsuite/merge_string_literals_2.c: Ditto.
1425 * testsuite/merge_string_literals.sh: Ditto.
1426
0e804863
ILT		 14272013-04-26 Ian Lance Taylor <iant@google.com>
1428
1429 * target-reloc.h (relocate_section): If the reloc offset is out of
1430 range, pass VIEW as NULL to relocate.relocate.
1431 * arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
1432 * i386.cc (Target_i386::Relocate::relocate): Likewise.
1433 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1434 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1435 * tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
1436 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1437
e7c5ea40
CC		 14382013-04-26 Geoff Pike <gpike@chromium.org>
1439
1440 * gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().
1441 * layout.cc (Hash_task): New class.
1442 (Layout::queue_build_id_tasks): New function.
1443 (Layout::write_build_id): Handle single-thread portion of build ID
1444 computation. (In some cases, all of it is single-threaded.) Replace
1445 {sha1,md5}_process_bytes with {sha1,md5}_buffer to get the same
1446 functionality in fewer lines of code.
1447 * layout.h (Layout::queue_build_id_tasks): New function declaration.
1448 * options.h (General_options): make "--build-id" default to tree
1449 rather than sha1. Add two new options related to --build-id=tree:
1450 --build-id-chunk-size-for-treehash and
1451 --build-id-min-file-size-for-treehash.
1452 * Makefile.am: add testing of --build-id=tree and related new options
1453 (these tests will be invoked by "make check").
1454 * Makefile.in: Regenerate.
1455
49926cd0
AM		 14562013-04-25 Alan Modra <amodra@gmail.com>
1457
1458 * configure.tgt: Add powerpcle and powerpc64le.
1459
a4034750
AM		 14602013-04-22 Alan Modra <amodra@gmail.com>
1461
1462 PR gold/15355
1463 * layout.cc (Layout::segment_precedes): Allow more than one
1464 segment with the same type and flags.
1465
e79c84aa
CC		 14662013-04-15 Cary Coutant <ccoutant@google.com>
1467
1468 * layout.cc (Layout::set_relocatable_section_offsets): Don't
1469 allocate space in file for BSS sections.
1470
2199fbe7
CC		 14712013-04-15 Cary Coutant <ccoutant@google.com>
1472
1473 * script-sections.cc (Orphan_output_section): Reset address
1474 to zero after each orphaned section for relocatable links.
1475
502e8a84
CC		 14762013-04-15 Cary Coutant <ccoutant@google.com>
1477
a4034750
AM		 1478 * symtab.cc (Symbol_table::sized_write_globals): Subtract
1479 section starting address for relocatable link.
1480 * testsuite/Makefile.am (script_test_11): New test.
1481 * testsuite/Makefile.in: Regenerate.
1482 * testsuite/script_test_11.c: New source file.
1483 * testsuite/script_test_11.t: New linker script.
502e8a84 1484
0cfdc767
AM		 14852013-04-13 Alan Modra <amodra@gmail.com>
1486
1487 * powerpc.cc (Stub_control::can_add_to_stub_group): Don't set
1488 owner when sections are not adjacent and exceed group size.
1489 (Target_powerpc::group_sections): Handle corner case.
1490 (Target_powerpc::Branch_info::make_stub): Handle case where
1491 stub table doesn't exist due to branches in non-exec sections.
1492 (Target_powerpc::Relocate::relocate): Likewise.
1493
6830ee24
AM		 14942013-04-11 Alan Modra <amodra@gmail.com>
1495
1496 PR gold/15354
1497 * powerpc.cc (Target_powerpc::make_brlt_section): Name section
1498 .branch_lt to match bfd ld. Adjust comments throughout file.
1499
54a3d865
ILT		 15002013-04-04 Ian Lance Taylor <iant@google.com>
1501
1502 GCC PR c++/56840
1503 * object.cc (do_layout_deferred_sections): Handle .eh_frame
1504 sections before checking whether they are included in the link.
1505
9993ba11
ST		 15062013-03-29 Sriraman Tallam <tmsriram@google.com>
1507
1508 * archive.cc (Archive::get_elf_object_for_member): Create the elf
1509 object before calling the plugin claim_file handler. Pass the elf
1510 object of the archive to the plugin. Delete the elf object if the
1511 plugin claims the file.
1512
ebacd51e
AM		 15132013-03-21 Alan Modra <amodra@gmail.com>
1514
1515 * layout.cc (Layout::set_segment_offsets): Accept writable .text
1516 segment when omagic.
1517
117be58f
AM		 15182013-03-21 Alan Modra <amodra@gmail.com>
1519
1520 * dwp.cc (Dwp_output_file::add_contribution): Avoid signed/unsigned
1521 comparison warning.
1522 * layout.cc (Layout::create_dynamic_symtab): Avoid "may be used
1523 uninitialized" warning.
1524
32e2b61d
AM		 15252013-03-20 Alan Modra <amodra@gmail.com>
1526
1527 * symtab.h (Symbol::clear_version): New function.
1528 * symtab.cc (Symbol_table::set_dynsym_indexes): Don't set object
1529 is_needed by weak references. Clear version for symbols defined
1530 in as-needed objects that are not needed.
1531
b3ccdeb5
AM		 15322013-03-15 Alan Modra <amodra@gmail.com>
1533
1534 * powerpc.cc (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Make
1535 static and public. Add report_err param. Return false for data refs.
1536 (Target_powerpc::rela_dyn_section): New overloaded function.
1537 (Target_powerpc::plt_, iplt_): Elucidate.
1538 (Output_data_plt_powerpc::entry_count): Handle current_data_size()==0.
1539 (Output_data_plt_powerpc::do_write): Don't write .iplt.
1540 (Output_data_plt_powerpc::plt_entry_count): Don't add .iplt entries.
1541 (Target_powerpc::Scan::local, global): Adjust reloc_needs_plt_for_ifunc
1542 calls. Put ifunc dynamic relocs in irela_dyn_section. Only
1543 push_branch and make_plt_entry for ifunc syms when
1544 reloc_needs_plt_for_ifunc.
1545 (Target_powerpc::Relocate::relocate): Don't use plt entry value
1546 for ifunc unless reloc_needs_plt_for_ifunc.
1547
ad3d8a2f
AM		 15482013-03-15 Alan Modra <amodra@gmail.com>
1549
1550 * gc.h (gc_process_relocs): Don't look through function descriptors.
1551 * icf.cc (get_section_contents): Do so here instead.
1552
4d9aa155
AM		 15532013-03-13 Alan Modra <amodra@gmail.com>
1554
1555 * powerpc.cc (is_branch_reloc): Forward declare.
1556 (Target_powerpc::do_can_check_for_function_pointers): New predicate.
1557 (Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
1558 false for 64-bit, true for 32-bit non-branch relocs.
1559 (Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
1560 * testsuite/Makefile.am (icf_test): Use linker map file instead of
1561 nm output.
1562 (icf_safe_test): Generate linker map file as well as nm output.
1563 (icf_safe_so_test): Likewise.
1564 * testsuite/Makefile.in: Regenerate.
1565 * testsuite/icf_test.sh: Parse linker map file to determine
1566 section folding.
1567 * testsuite/icf_safe_test.sh: Likewise. Expect folding for PowerPC.
1568 * testsuite/icf_safe_so_test.sh: Likewise.
1569 (X86_32_or_ARM_specific_safe_fold): Merge into..
1570 (arch_specific_safe_fold): ..this.
1571 (X86_64_specific_safe_fold): Delete unused function.
1572
57420c20
AM		 15732013-03-12 Alan Modra <amodra@gmail.com>
1574
1575 * gc.h (gc_process_relocs): Look through function descriptors
1576 to determine shndx, symvalue and addend used by ICF. Tidy
1577 variable duplication.
1578
dc3714f3
AM		 15792013-03-11 Alan Modra <amodra@gmail.com>
1580
1581 * gold.cc (queue_middle_tasks): Move detect_odr_violations..
1582 * layout.cc (Layout_task_runner::run): ..to here.
1583 * symtab.h (struct Symbol_location): Extract from..
1584 (class Symbol_table): ..here.
1585 * symtab.cc (Symbol_table::linenos_from_loc): Invoke function_location.
1586 * target.h (class Target): Add function_location and
1587 do_function_location functions.
1588 (class Sized_target): Add do_function_location.
1589 * object.h (class Sized_relobj_file): Move find_shdr..
1590 (class Object): ..to here.
1591 * object.cc: Likewise. Update to suit. Instantiate.
1592 (Sized_relobj_file::find_eh_frame): Update find_shdr call.
1593 * powerpc.cc (class Powerpc_dynobj): New.
1594 (Target_powerpc::do_function_location): New function.
1595 (Powerpc_relobj::do_find_special_sections): Update find_shdr call.
1596 (Powerpc_dynobj::do_read_symbols): New function.
1597 (Target_powerpc::do_make_elf_object): Make a Powerpc_dynobj.
1598
956b03bb
ILT		 15992013-03-08 Ian Lance Taylor <iant@google.com>
1600
1601 * options.cc (General_options::string_to_object_format): Accept
1602 "default".
1603
4bead2d5
AM		 16042013-03-08 Alan Modra <amodra@gmail.com>
1605
1606 * ehframe.h (Post_fdes) Make it a vector of Post_fde rather than
1607 pointer to Post_fde.
1608 (struct Post_fde): Move definition to here..
1609 * ehframe.cc (struct Post_fde): ..from here.
1610 (Cie::write): Don't alloc Post_fde.
1611 (Eh_frame::do_sized_write): Update. Don't free Post_fde.
1612
02e60bf7
AM		 16132013-03-07 Alan Modra <amodra@gmail.com>
1614
1615 * testsuite/discard_locals_relocatable_test.c: Add a powerpc
1616 relocation referencing .LC0.
1617 * testsuite/discard_locals_test.sh: Remove FIXMEs.
1618
8343f03a
AM		 16192013-03-07 Alan Modra <amodra@gmail.com>
1620
1621 * testsuite/ifunc-sel.h (ifunc_sel, ifunc_one): Mark
1622 always_inline. Add assembly for powerpc to avoid GOT.
1623
3366d57c
AM		 16242013-03-07 Alan Modra <amodra@gmail.com>
1625
1626 * testsuite/script_test_10.sh: Don't test .bss section
1627 header number.
1628
6c77229c
AM		 16292013-03-06 Alan Modra <amodra@gmail.com>
1630
1631 * powerpc.cc (class Powerpc_relobj): Move some member functions.
1632 (Target_powerpc::symval_for_branch): Add symtab param. Update
1633 all callers. Handle folded sections.
1634 (Target_powerpc::do_gc_add_reference): Don't cast dynamic object
1635 to Powerpc_relobj.
1636 (Global_symbol_visitor_opd::operator()): Likewise.
1637
a39e4af6
AM		 16382013-03-04 Alan Modra <amodra@gmail.com>
1639
1640 * testsuite/Makefile.am (final_layout_script.lds): Add .sbss.
1641 * testsuite/Makefile.in: Regenerate.
1642
d5834edb
CC		 16432013-03-01 Cary Coutant <ccoutant@google.com>
1644
1645 Add dwp support for v2 DWARF package file format.
1646 * dwarf_reader.cc (Dwarf_info_reader::visit_type_unit): Add
1647 tu_length parameter. Adjust all callers.
1648 * dwarf_reader.h (Dwarf_info_reader::visit_type_unit): Likewise.
1649 * dwp.cc: Include dwarf.h.
1650 (Section_bounds): New struct type.
1651 (Unit_set): New struct type.
1652 (Dwo_file::Dwo_file): Initialize new data member.
1653 (Dwo_file::read_compunit_index, Dwo_file::read_typeunit_index):
1654 Combine and rename to...
1655 (Dwo_file::read_unit_index): ...this.
1656 (Dwo_file::sized_read_compunit_index)
1657 (Dwo_file::sized_read_typeunit_index): Combine and rename to...
1658 (Dwo_file::sized_read_unit_index): ...this.
1659 (Dwo_file::copy_section): Remove section_name, is_str_offsets
1660 parameters; add section_id parameter.
1661 (Dwo_file::add_cu_set, Dwo_file::add_tu_set): Combine and rename to...
1662 (Dwo_file::add_unit_set): ...this.
1663 (Dwo_file::shndx_map_): Remove.
1664 (Dwo_file::sect_offsets_): New data member.
1665 (Dwp_output_file::Dwp_output_file): Initialize new data members.
1666 (Dwp_output_file::add_section): Rename to...
1667 (Dwp_output_file::add_contribution): ...this.
1668 (Dwp_output_file::add_cu_set): Combine parameters into a struct.
1669 (Dwp_output_file::add_tu_set): Likewise.
1670 (Dwp_output_file::Contribution): New type.
1671 (Dwp_output_file::Section::contributions): New data member.
1672 (Dwp_output_file::Cu_or_tu_set): Remove.
1673 (Dwp_output_file::Section::Section): New ctor.
1674 (Dwp_output_file::Dwp_index::Shndx_pool): Remove.
1675 (Dwp_output_file::Dwp_index::Section_table): New type.
1676 (Dwp_output_file::Dwp_index::Dwp_index): Initialize new data members.
1677 (Dwp_output_file::Dwp_index::enter_set): Change type of "set"
1678 parameter.
1679 (Dwp_output_file::Dwp_index::shndx_pool): Remove.
1680 (Dwp_output_file::Dwp_index::shndx_pool_end): Remove.
1681 (Dwp_output_file::Dwp_index::section_table): New member function.
1682 (Dwp_output_file::Dwp_index::section_table_end): New member function.
1683 (Dwp_output_file::Dwp_index::shndx_pool_size): Remove.
1684 (Dwp_output_file::Dwp_index::section_table_rows): New member function.
1685 (Dwp_output_file::Dwp_index::section_table_cols): New member function.
1686 (Dwp_output_file::Dwp_index::shndx_pool_): Remove.
1687 (Dwp_output_file::Dwp_index::section_table_): New data member.
1688 (Dwp_output_file::Dwp_index::section_mask_): New data member.
1689 (Dwp_output_file::add_output_section): New member function.
1690 (Dwp_output_file::write_new_section): New member function.
1691 (Dwp_output_file::write_contributions): New member function.
1692 (Dwp_output_file::section_id_map_): New data member.
1693 (class Dwo_id_info_reader): Remove.
1694 (class Unit_reader): New class.
1695 (get_dwarf_section_name): New function.
1696 (Dwo_file::read_executable): Adjust initializations of class data.
1697 (Dwo_file::read): Add support for v2 package file format.
1698 (Dwo_file::read_unit_index): Likewise.
1699 (Dwo_file::sized_read_unit_index): Likewise.
1700 (Dwo_file::copy_section): Likewise.
1701 (Dwo_file::add_unit_set): Likewise.
1702 (Dwp_output_file::add_output_section): Likewise.
1703 (Dwp_output_file::add_contribution): Likewise.
1704 (Dwp_output_file::Dwp_index::find_or_add): Use row index to check
1705 for empty slot.
1706 (Dwp_output_file::Dwp_index::enter_set): Add support for v2 package
1707 file format.
1708 (Dwp_output_file::Dwp_index::grow): Use row index to check for empty
1709 slot.
1710 (Dwp_output_file::initialize): Remove unused function.
1711 (Dwp_output_file::finalize): Add support for v2 package file format.
1712 (Dwp_output_file::write_index): Likewise.
1713 * gdb-index.cc (Gdb_index_info_reader::visit_type_unit): Adjust
1714 function prototype.
1715
a68a081d
CC		 17162013-03-01 Cary Coutant <ccoutant@google.com>
1717
1718 * dwarf_reader.cc (Dwarf_info_reader::check_buffer): Move
1719 function into class definition in header file.
1720 (Dwarf_info_reader::warn_corrupt_debug_section): New function.
1721 * dwarf_reader.h (Dwarf_info_reader::warn_corrupt_debug_section):
1722 New function.
1723 (Dwarf_info_reader::check_buffer): Move here from .cc file.
1724
9d5781f8
AM		 17252013-02-28 Alan Modra <amodra@gmail.com>
1726
1727 * target.h (Target::plt_fde_location, do_plt_fde_location): Declare.
1728 * target.cc (Target::do_plt_fde_location): New function.
1729 * ehframe.h (class FDE): Add post_map field to u_.from_linker,
1730 accessor function, and constructor param.
1731 (struct Post_fde, Post_fdes): Declare.
1732 (Cie::write): Add post_fdes param.
1733 * ehframe.cc (Fde::write): Use plt_fde_location.
1734 (struct Post_fde): Define.
1735 (Cie::write): Stash FDEs added post merge mapping.
1736 (Eh_frame::add_ehframe_for_plt): Assert no new CIEs after mapping.
1737 Adjust Fde constructor call. Bump final_data_size_ for post map FDEs.
1738 (Eh_frame::do_sized_write): Arrange to write post map FDES after
1739 other FDEs.
1740 * powerpc.cc (Target_powerpc::do_plt_fde_location): New function.
1741 (Target_powerpc::has_glink): New function.
1742 (Target_powerpc::do_relax): Add eh_frame info for stubs.
1743 (struct Eh_cie, eh_frame_cie, glink_eh_frame_fde_64,
1744 glink_eh_frame_fde_32, default_fde): New data.
1745 (Stub_table::eh_frame_added_): New var.
1746 (Stub_table::find_long_branch_entry, stub_address, stub_offset):
1747 Make const.
1748 (Stub_table::add_eh_frame): New function.
1749 (Output_data_glink::add_eh_frame): New function.
1750 (Target_powerpc::make_glink_section): Call add_eh_frame.
1751
214383dd
ILT		 17522013-02-15 Ian Lance Taylor <iant@google.com>
1753
1754 * options.h (DEFINE_uint64_alias): Define.
1755 (class General_options): Add -Ttext-segment as an alias for
1756 -Ttext.
1757
91c2b899
AM		 17582013-02-15 Alan Modra <amodra@gmail.com>
1759
1760 * powerpc.cc (Stub_table::plt_off): New function, extracted from..
1761 (Stub_table::do_write): ..here, two places.
1762 (Stub_table::plt_call_size): Use it here too.
1763
20e2a8aa
ILT		 17642013-02-11 Ian Lance Taylor <iant@google.com>
1765
1766 * descriptors.cc (Descriptors::close_all): New function.
1767 * descriptors.h (class Descriptors): Declare close_all.
1768 (close_all_descriptors): New inline function.
1769 * plugin.cc: Include "descriptors.h".
1770 (Plugin_manager::cleanup): Call close_all_descriptors.
1771
8952bc69
AM		 17722013-02-06 Alan Modra <amodra@gmail.com>
1773
1774 * README: Update coding style link.
1775
29bd8b6b
CC		 17762013-01-28 Cary Coutant <ccoutant@google.com>
1777
a4034750
AM		 1778 * dwp.cc (File_list): New typedef.
1779 (Dwo_name_info_reader): New class.
1780 (Dwo_id_info_reader::Dwo_id_info_reader): Remove unused parameters.
1781 (Dwo_id_info_reader::visit_top_die): Remove unused member function.
1782 (Dwo_file::~Dwo_file): Delete input_file_ after obj_.
1783 (Dwo_file::read_executable): New function.
1784 (Dwo_file::read): Move common setup code to ...
1785 (Dwo_file::make_object): ... here.
1786 (dwp_options): Add --exec/-e.
1787 (usage): Likewise.
1788 (main): Likewise.
29bd8b6b 1789
c6ac678d
ST		 17902013-01-24 Sriraman Tallam <tmsriram@google.com>
1791
1792 * layout.cc (Layout::layout): Check for option text_reorder.
1793 (Layout::make_output_section): Ditto.
1794 * options.h (text_reorder): New option.
1795 * output.cc (Input_section_sort_compare): Remove special ordering
1796 of section names.
1797 (Output_section::
1798 Input_section_sort_section_name_special_ordering_compare::
1799 operator()): New function.
1800 (Output_section::sort_attached_input_sections): Use new sort function
1801 for .text.
1802 * output.h (Input_section_sort_section_name_special_ordering_compare):
1803 New struct.
1804 * testsuite/Makefile.am (text_section_grouping): Test option
1805 --no-text-reorder
1806 * testsuite/Makefile.in: Regenerate.
1807 * testsuite/text_section_grouping.sh: Check order of functions without
1808 default text reordering.
1809
50701cc1
MF		 18102013-01-18 Mike Frysinger <vapier@gentoo.org>
1811
1812 * options.h (General_options): Change default to true for new_dtags.
1813
b1b00fcc
MF		 18142013-01-18 Mike Frysinger <vapier@gentoo.org>
1815
1816 * layout.cc (Layout::finish_dynamic_section): Only add DT_RPATH
1817 when enable_new_dtags is false. Only add DT_RUNPATH when
1818 enable_new_dtags is true.
1819
ec5b8187
AM		 18202013-01-17 Serge Pavlov <serge.v.pavlov@gmail.com>
1821
1822 * powerpc.cc (Stub_table::find_plt_call_entry): Make types
1823 used in declaration and definition consistent.
1824 (Target_powerpc::symval_for_branch): Ditto.
1825
a880d4c4
ST		 18262013-01-16 Sriraman Tallam <tmsriram@google.com>
1827
1828 * testsuite/plugin_final_layout.cc: Fix comment.
1829
7c381248
ST		 18302013-01-16 Sriraman Tallam <tmsriram@google.com>
1831
1832 * layout.cc (Layout::layout): Do not do default sorting for
1833 text sections when section ordering is specified.
1834 (make_output_section): Ditto.
1835 * testsuite/plugin_final_layout.cc: Name the function sections
1836 to catch reordering issues.
1837
e2458743
AM		 18382013-01-15 Alan Modra <amodra@gmail.com>
1839
1840 * powerpc.cc (Target_powerpc::do_relax): Default shared libs to
1841 plt-thread-safe.
1842
431ed302
AM		 18432013-01-15 Alan Modra <amodra@gmail.com>
1844
1845 * testsuite/Makefile.am (final_layout_script.lds): Handle .got section.
1846 * testsuite/Makefile.in: Regenerate.
1847
0ec6429b
AM		 18482013-01-14 Alan Modra <amodra@gmail.com>
1849
1850 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add various output files.
1851 * testsuite/Makefile.in: Regenerate.
1852
0bf402d5
ILT		 18532013-01-11 Pavel Chupin <pavel.v.chupin@intel.com>
1854
36af3926 1855 PR bfd/14430
0bf402d5
ILT		 1856 Fix mingw gold build with plugins enabled
1857 * Makefile.am: Replace -ldl with @DLOPEN_LIBS@.
1858 * configure.ac: Export DLOPEN_LIBS and add headers check.
1859 * plugin.cc: Handle non-dlfcn case.
1860 * Makefile.in: Regenerate.
1861 * config.in: Regenerate.
1862 * configure: Regenerate.
1863 * testsuite/Makefile.in: Regenerate.
1864
9e9143bc
ST		 18652013-01-09 Sriraman Tallam <tmsriram@google.com>
1866
1867 * output.h (sort_attached_input_sections): Change to be public.
1868 * script-sections.cc
1869 (Output_section_definition::set_section_addresses): Sort
1870 attached input sections according to section order before linker
1871 script assigns section addresses.
1872 (Orphan_output_section::set_section_addresses): Sort
1873 attached input sections according to section order before linker
1874 script assigns section addresses.
1875 * Makefile.am (final_layout.sh): Use a simple linker script to
1876 check if section ordering still works.
1877 * Makefile.in: Regenerate.
1878
679af368
ILT		 18792013-01-09 Ben Cheng <bccheng@google.com>
1880
1881 * arm.cc (Target_arm::attributes_accept_div): New function.
1882 (Target_arm::attributes_forbid_div): New function.
1883 (Target_arm::merge_object_attributes): Merge the Tag_DIV_use
1884 attribute using the same new functions as what bfd/elf32_arm.c
1885 does.
1886
3136a00e
CC		 18872013-01-07 Cary Coutant <ccoutant@google.com>
1888
1889 PR gold/14993
1890 * output.cc (Output_section::add_input_section): For incremental
1891 updates, don't track input sections that are allocated from patch
1892 space.
1893
f2a6224b
L		 18942013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1895 Ian Lance Taylor <iant@google.com>
1896
1897 PR gold/14897
1898 * configure.ac (--enable-ld): Removed.
1899 (install_as_default): Set to yes only for --enable-gold=default
1900 or --disable-ld.
1901 * configure: Regenerated.
1902
4f46f626
L		 19032013-01-07 H.J. Lu <hongjiu.lu@intel.com>
1904
1905 * options.h (General_options): Add -fuse-ld= for GCC linker
1906 option compatibility.
1907
26e4ef59
CC		 19082013-01-04 Cary Coutant <ccoutant@google.com>
1909
1910 * configure.ac: Fix typo restoring CXXFLAGS.
1911 * configure: Regenerate.
1912
3d587466
CC		 19132013-01-04 Cary Coutant <ccoutant@google.com>
1914
4f46f626
L		 1915 * testsuite/Makefile.am (CXXLINK_S): New macro.
1916 (debug_msg_so.err, debug_msg_ndebug.err): Use CXXLINK_S.
1917 * testsuite/Makefile.in: Regenerate.
3d587466 1918
44db6695
L		 19192013-01-02 H.J. Lu <hongjiu.lu@intel.com>
1920
1921 * version.cc (print_version): Update copyright year to 2013.
1922
edcac0c1
ILT		 19232012-12-20 Ian Lance Taylor <iant@google.com>
1924
1925 * layout.cc (Layout::special_ordering_of_input_section): New
1926 function.
1927 (Layout::layout): If input section requires special ordering, must
1928 sort input sections.
1929 (Layout::make_output_section): May sort .text input sections.
1930 (Layout::is_section_name_prefix_grouped): Remove.
1931 * layout.h (class Layout): Declare
1932 special_ordering_of_input_section. Don't declare
1933 is_section_name_prefix_grouped.
1934 * output.cc (Output_section::add_input_section): Revert last
1935 change.
1936 (Output_section::Input_section_sort::match_file_name): Don't crash
1937 if called on output section data.
1938 (Output_section::Input_section_sort_compare): Sort based on
1939 special ordering.
1940 (Output_section::Input_section_sort_section_order_index_compare):
1941 Revert last patch.
1942 (Output_section::sort_attached_input_sections): Likewise.
1943
28f2a4ac
ST		 19442012-12-18 Sriraman Tallam <tmsriram@google.com>
1945
edcac0c1 1946 * layout.cc (Layout::is_section_name_prefix_grouped): New function.
28f2a4ac
ST		 1947 * layout.h (Layout::is_section_name_prefix_grouped): New function.
1948 * output.cc (Output_section::add_input_section): Check if section
1949 name contains special prefix. Keep input sections to sort such
1950 sections.
1951 (Output_section::Input_section_sort_section_order_index_compare
1952 ::operator()): Group sections according to prefixes.
edcac0c1
ILT		 1953 (Output_section::sort_attached_input_sections): Add condition to
1954 Input_section_entry constructor call.
28f2a4ac
ST		 1955 * testsuite/Makefile.am (text_section_grouping): New test.
1956 * testsuite/Makefile.in: Regenerate.
1957 * testsuite/text_section_grouping.cc: New file.
1958 * testsuite/text_section_grouping.sh: New file.
1959
5bf135a7
NC		 19602012-12-17 Nick Clifton <nickc@redhat.com>
1961
1962 * Makefile.am: Add copyright notice.
1963 * NEWS: Likewise.
1964 * README: Likewise.
1965 * configure.ac: Likewise.
1966 * ftruncate.c: Likewise.
1967 * Makefile.in: Regenerate.
1968
59965708
CC		 19692012-12-14 Cary Coutant <ccoutant@google.com>
1970
a4034750
AM		 1971 * testsuite/Makefile.am (exception_separate_shared_12_test): Add
1972 --no-as-needed flag.
1973 (exception_separate_shared_12_test): Likewise.
1974 (incremental_copy_test): Likewise.
1975 * testsuite/Makefile.in: Regenerate.
59965708 1976
2a77e2ab
CC		 19772012-12-14 Cary Coutant <ccoutant@google.com>
1978
1979 * dwp.cc (Dwp_output_file::add_cu_set): Check for duplicate CUs.
1980 (Dwp_output_file::Dwp_index::enter_set): Add assert.
1981
e3deeb9c
AM		 19822012-12-12 Alan Modra <amodra@gmail.com>
1983
1984 * powerpc.cc (class Track_tls): New.
1985 (class Relocate, class Scan): Inherit Track_tls.
1986 (Target_powerpc::Scan::local, global): Track tls optimization
1987 and avoid creating plt entry for __tls_get_addr if all uses
1988 are optimized away.
1989 (Target_powerpc::Relocate::relocate): Update to use Track_tls.
1990
d8f5a274
AM		 19912012-12-12 Alan Modra <amodra@gmail.com>
1992
1993 * options.h (General_options): Add --toc-sort/--no-toc-sort.
1994 Replace no_toc_optimize with toc_optimize.
1995 * output.h (Output_section::input_sections): Provide non-const variant.
1996 * powerpc.cc (Powerpc_relobj::has_small_toc_reloc_,
1997 set_has_small_toc_reloc, has_small_toc_reloc): New variable and
1998 accessors.
1999 (Target_powerpc::Scan::local, global): Call set_has_small_toc_reloc.
2000 (class Sort_toc_sections): New.
2001 (Target_powerpc::do_finalize_sections): Sort toc sections.
2002 (Target_powerpc::Relocate::relocate): Update toc_optimize test.
2003
4c8a1de1
RM		 20042012-12-10 Roland McGrath <mcgrathr@google.com>
2005
2006 * testsuite/binary_unittest.cc (read_all): New function.
2007 (Sized_binary_test): Use it instead of ::read.
2008 * fileread.cc (do_read): Don't assume pread always reads the whole
2009 amount in a single call.
2010
edc27beb
AM		 20112012-12-10 Alan Modra <amodra@gmail.com>
2012
2013 * powerpc.cc (Target_selector_powerpc::Target_selector_powerpc):
2014 Set EM_PPC64 or EM_PPC here.
2015 (Target_selector_powerpc::do_recognize): Delete.
2016
906b9150
AM		 20172012-12-10 Alan Modra <amodra@gmail.com>
2018
2019 * powerpc.cc (Powerpc_relobj::Powerpc_relobj): Init has14_ and
2020 stub_table_.
2021 (Target_powerpc::Branch_info::make_stub): Don't omit addend.
2022
418c15ae
RM		 20232012-12-07 Roland McGrath <mcgrathr@google.com>
2024
2025 * testsuite/binary_unittest.cc (Sized_binary_test):
2026 Use open_descriptor rather than ::open.
2027
decdd3bc
AM		 20282012-12-07 Alan Modra <amodra@gmail.com>
2029
2030 * powerpc.cc (Stub_table::do_write): Delete redundant Address
2031 typedef and invalid_address constant.
2032 (Output_data_glink, Stub_table, Target_powerpc): Explicitly
2033 instantiate constants.
2034
db399005
ILT		 20352012-12-06 Roland McGrath <mcgrathr@google.com>
2036
2037 * configure.ac (HAVE_ZLIB): Use AM_ZLIB instead of AC_SEARCH_LIBS.
2038 Use $ac_cv_header_zlib_h = yes as the condition in AM_CONDITIONAL.
2039 * aclocal.m4: Regenerate.
2040 * configure: Regenerate.
2041 * Makefile.in: Regenerate.
2042 * testsuite/Makefile.in: Regenerate.
2043
aba6bc71
AM		 20442012-12-07 Alan Modra <amodra@gmail.com>
2045
2046 * options.h (General_options): Add no_toc_optimize.
2047 * powerpc.cc (ok_lo_toc_insn): New function.
2048 (Target_powerpc::Relocate::relocate): Optimize toc access sequences.
2049
9e69ed50
AM		 20502012-12-06 Alan Modra <amodra@gmail.com>
2051
2052 * options.h (General_options): Add plt_align, plt_static_chain,
2053 plt_thread_safe. Update stub_group_size help text.
2054 * powerpc.cc (Target_powerpc::plt_thread_safe): New access function
2055 for new plt_thread_safe_ var.
2056 (use_plt_offset): Correct comments.
2057 (Target_powerpc::do_relax): Look for thread creation symbols to
2058 determine default plt_thread_safe value. Clear plt call stubs
2059 as well as branch stubs each iteration.
2060 (add_2_2_11, add_12_12_11, bnectr_p4, cmpldi_2_0, xor_11_11_11): New
2061 insn constants.
2062 (l, hi, ha, write_insn): Move earlier.
2063 (Stub_table): Delete prev_size, add last_plt_size and last_branch_size.
2064 (Stub_table::clear_stubs): Rename from clear_long_branch_stubs, clear
2065 plt stubs too.
2066 (Stub_table::update_size): Adjust.
2067 (Stub_table::prev_size, set_prev_size): Delete.
2068 (Stub_table::stub_align): Let --plt-align affect result.
2069 (Stub_table::plt_call_size): Calculate sizes for various stubs.
2070 (Stub_table::branch_stub_size): Use last_plt_size in address calc.
2071 (Stub_table::add_plt_call_stub): Pass iterator to plt_call_size.
2072 (Stub_table::do_write): Support more stub variants.
2073
f43ba157
AM		 20742012-12-04 Alan Modra <amodra@gmail.com>
2075
2076 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Delete.
2077 (Target_powerpc::do_define_standard_symbols): New function.
2078
34171bc5
AM		 20792012-12-03 Alan Modra <amodra@gmail.com>
2080
2081 * output.h: Formatting, whitespace.
2082
dc9589e9 20832012-12-03 Alan Modra <amodra@gmail.com>
ec661b9d
AM		 2084
2085 * layout.h (Layout::get_executable_sections): Declare.
2086 * layout.cc (Layout::get_executable_sections): New function.
2087 * arm.cc (Target_arm::group_sections): Use it.
2088 (Arm_output_section::group_sections): Delete now redundant test.
2089 * output.cc (Output_reloc::Output_reloc): Add is_relative.
2090 param to handle relative relocs.
2091 * output.h (Output_reloc::Output_reloc <absolute reloc>): Likewise.
2092 (Output_data_reloc::add_absolute): Adjust.
2093 (Output_data_reloc::add_relative): New function.
2094 (Output_data::reset_data_size): New function.
2095 (Output_relaxed_input_section::set_relobj, set_shndx): New functions.
2096 (Output_section::set_addralign): New function.
2097 (Output_section::checkpoint_set_addralign): New function.
2098 (Output_section::clear_section_offsets_need_adjustment): New function.
2099 (Output_section::input_sections): Make public.
2100 * powerpc.cc (class Output_data_brlt_powerpc): New.
2101 (class Stub_table, class Stub_control): New.
2102 (Powerpc_relobj::has14_, set_has_14bit_branch, has_14bit_branch,
2103 stub_table_, set_stub_table, stub_table): New vectors and accessor
2104 functions.
2105 (Target_powerpc::do_may_relax, do_relax, push_branch,
2106 new_stub_table, stub_tables, brlt_section, group_sections,
2107 add_branch_lookup_table, find_branch_lookup_table,
2108 write_branch_lookup_table, make_brlt_section): New functions.
2109 (Target_powerpc::struct Sort_sections, class Branch_info): New.
2110 (Target_powerpc::brlt_section_, stub_tables_, branch_lookup_table_,
2111 branch_info_): New vars.
2112 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Don't
2113 make call stubs here.
2114 (Output_data_glink): Remove all call stub handling from this class.
2115 (Target_powerpc::Scan::local, global): Save interesting branch
2116 relocs and relocs for ifunc. Adjust calls to plt entry functions.
2117 (Target_powerpc::do_finalize_sections): Only make reg save/restore
2118 functions on final link.
2119 (Target_powerpc::Relocate::relocate): Adjust lookup of call stubs.
2120 Handle long branch destinations too.
2121 (Target_powerpc::do_dynsym_value, do_plt_address_for_global,
2122 do_plt_address_for_local): Adjust lookup of plt call stubs.
2123
627b30b7
AM		 21242012-11-30 Alan Modra <amodra@gmail.com>
2125
2126 * powerpc.c (Target_powerpc::Scan::global): Don't emit relative
2127 relocs against protected symbols when building 32-bit shared libs.
2128
40b469d7
AM		 21292012-11-30 Alan Modra <amodra@gmail.com>
2130
2131 * powerpc.cc (Target_powerpc::make_plt_section): Add symtab
2132 param. Call got_section() to make .got. Update all callers
2133 and their callers and so on.
2134
bb66a627
AM		 21352012-11-30 Alan Modra <amodra@gmail.com>
2136
2137 * powerpc.cc (Powerpc_relobj::do_scan_relocs): Make STB_LOCAL
2138 _GLOBAL_OFFSET_TABLE_ rather than STB_WEAK.
2139 (Output_data_got_powerpc::make_header): Update _GLOBAL_OFFSET_TABLE_
2140 value if it already exists.
2141
d2cf1c6c
L		 21422012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2143
2144 PR gold/14858
2145 * x86_64.cc (Relocate::tls_ld_to_le): Support x32.
2146
edccdf7c
RM		 21472012-11-14 Roland McGrath <mcgrathr@google.com>
2148
2149 * arm.cc (Output_data_plt_arm_nacl::first_plt_entry): Use bic rather
2150 than bfc instruction for data sandboxing.
2151
6febeb74
AM		 21522012-11-08 Alan Modra <amodra@gmail.com>
2153
2154 * po/POTFILES.in: Regenerate.
2155
0a6f1bf2
AM		 21562012-11-05 Alan Modra <amodra@gmail.com>
2157
2158 * configure.ac: Apply 2012-09-10 change to config.in here.
2159 * configure: Regenerate.
2160
26a4e9cb
AM		 21612012-11-05 Alan Modra <amodra@gmail.com>
2162
2163 * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
2164 (struct Opd_ent): Use "Address" rather than "Offset".
2165 (Output_data_got_powerpc::got_base_offset): Return Valtype.
2166 (Target_powerpc::got_section): Make public.
2167 (Target_powerpc::scan_relocs): Move code setting symbols..
2168 (Powerpc_relobj::do_scan_relocs): ..to here, new function.
2169 Create _SDA_BASE_ only when referenced.
2170
cc928013
RM		 21712012-11-02 Roland McGrath <mcgrathr@google.com>
2172
2173 * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
2174 from last change.
2175
50ed5eb1
RM		 21762012-11-01 Roland McGrath <mcgrathr@google.com>
2177
62fe925a
RM		 2178 * target.h (Sized_target::relocate_relocs): Use Elf_Off
2179 for offset_in_output_section parameter.
2180 (Sized_target::relocate_special_relocatable): Likewise.
2181 * arm.cc (Target_arm::relocate_relocs): Likewise.
2182 (Target_arm::relocate_special_relocatable): Likewise.
2183 * i386.cc (Target_i386::relocate_relocs): Likewise.
2184 * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
2185 * sparc.cc (Target_sparc::relocate_relocs): Likewise.
2186 * target-reloc.h (relocate_relocs): Likewise.
2187 * testsuite/testfile.cc (Target_test): Likewise.
2188 * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
2189 * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
2190
2191 * system.h: Move inclusion of <clocale> to after <libintl.h> in
2192 [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
2193
2194 * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
2195 parameter, which is unused in the [!F_SETFD] case.
2196
50ed5eb1
RM		 2197 * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
2198 SYMNDX to off_t before comparing it to this->data_size().
2199 * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
2200 * incremental.cc (Output_section_incremental_inputs::do_write):
2201 Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
2202
2cadc0bf
RM		 2203 * nacl.cc: Include "libiberty.h" for vasprintf declaration.
2204
3bfcb652
NC		 22052012-10-30 Steve McIntyre <steve.mcintyre@linaro.org>
2206
2207 * gold.cc (Target_arm::do_adjust_elf_header): Add the
2208 hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
2209 in EABI_VER5.
2210
c1a8d56e
CC		 22112012-10-29 Cary Coutant <ccoutant@google.com>
2212
2213 * dwp.cc (usage): Add file and exit status parameters;
2214 add --help and --version options.
2215 (print_version): New function.
2216 (main): Add --help and --version options.
2217
b2490a7b
L		 22182012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2219
2220 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
2221 final_layout_sequence.txt.
2222 * testsuite/Makefile.in: Regenerated.
2223
aa543512
L		 22242012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2225
2226 * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
2227 COMPILE generated by automake.
2228 (LINK1): Likewise.
2229 (CXXCOMPILE1): Likewise.
2230 (CXXLINK1): Likewise.
2231 (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
2232 (LINK): Likewise.
2233 (CXXCOMPILE): Likewise.
2234 (CXXLINK): Likewise.
2235 * testsuite/Makefile.in: Regenerated.
2236
d361fafb
L		 22372012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2238
2239 * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
2240 on bad fwrite return.
2241
598c7410
L		 22422012-10-25 H.J. Lu <hongjiu.lu@intel.com>
2243
2244 * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
2245 on val.
2246
35c813e2
CC		 22472012-10-23 Cary Coutant <ccoutant@google.com>
2248
2249 * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
2250 * testsuite/Makefile.in: Regenerate.
2251 * testsuite/dwp_test.h: New source file.
2252 * testsuite/dwp_test_1.cc: New source file.
2253 * testsuite/dwp_test_1.s: New source file.
2254 * testsuite/dwp_test_1.sh: New source file.
2255 * testsuite/dwp_test_1b.cc: New source file.
2256 * testsuite/dwp_test_1b.s: New source file.
2257 * testsuite/dwp_test_2.cc: New source file.
2258 * testsuite/dwp_test_2.s: New source file.
2259 * testsuite/dwp_test_2.sh: New source file.
2260 * testsuite/dwp_test_main.cc: New source file.
2261 * testsuite/dwp_test_main.s: New source file.
2262
77429909
CC		 22632012-10-23 Cary Coutant <ccoutant@google.com>
2264
2265 * dwp.h: New header file.
2266 * dwp.cc: New source file.
2267 * gold.h: Move shared declarations to system.h.
2268 * system.h: New header file.
2269 * Makefile.am: Add dwp.
2270 * Makefile.in: Regenerate.
2271
ed5d6712
CC		 22722012-10-23 Cary Coutant <ccoutant@google.com>
2273
2274 * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
2275 Dwarf_info_reader::read_from_pointer.
2276 (Dwarf_pubnames_table::read_header): Likewise.
2277 (Dwarf_pubnames_table::next_name): Likewise.
2278 (Dwarf_die::read_attributes): Likewise.
2279 (Dwarf_die::skip_attributes): Likewise.
2280 (Dwarf_info_reader::read_from_pointer): New function template.
2281 * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
2282 (Dwarf_pubnames_table): Likewise.
2283 (Dwarf_info_reader::read_from_pointer): New function template.
2284 * gdb-index.cc (Gdb_index_info_reader): Adjust call to
2285 Dwarf_pubnames_table ctor.
2286
8787852d
CC		 22872012-10-23 Cary Coutant <ccoutant@google.com>
2288
2289 * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
2290 abbrev_shndx.
2291 * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
2292 abbrev_shndx_.
2293 (Dwarf_info_reader::set_abbrev_shndx): New method.
2294 (Dwarf_info_reader::abbrev_shndx_): New data member.
2295
9fc236f3
CC		 22962012-10-23 Cary Coutant <ccoutant@google.com>
2297
2298 * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
2299 from object, not parameters.
2300 (Dwarf_info_reader::parse): Likewise.
2301 * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
2302 (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
2303 (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
2304 methods.
2305
effe8365
CC		 23062012-10-23 Cary Coutant <ccoutant@google.com>
2307
2308 * fileread.cc (Input_file::Input_file): New constructor.
2309 * fileread.h (class Input_file): Add new constructor.
2310
1698990d
AM		 23112012-10-18 Alan Modra <amodra@gmail.com>
2312
2313 PR gold/14727
2314 * object.cc (Relobj::is_section_name_included): Also match
2315 .sdata personality section.
2316
168a4726
AM		 23172012-10-18 Alan Modra <amodra@gmail.com>
2318
2319 * target-reloc.h (class Default_comdat_behavior): New, package up..
2320 (get_comdat_behaviour): ..this.
2321 (relocate_section): Add Relocate_comdat_behavior template arg,
2322 adjust code to suit.
2323 * arm.cc (Target_arm::relocate_section): Adjust to suit.
2324 (Target_arm::scan_reloc_section): Likewise.
2325 * i386.cc (Target_i386::relocate_section): Likewise.
2326 * sparc.cc (Target_sparc::relocate_section): Likewise.
2327 * tilegx.cc (Target_tilegx::relocate_section): Likewise.
2328 * x86_64.cc (Target_x86_64::relocate_section): Likewise.
2329 * powerpc.cc (class Relocate_comdat_behavior): New.
2330 (Target_powerpc::relocate_section): Don't zap opd relocs. Supply
2331 gold::relocate_section with new template arg.
2332
acc276d8
AM		 23332012-10-18 Alan Modra <amodra@gmail.com>
2334
2335 * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
2336 dynamic relocs for GOT_TPREL got entries, without symbol if
2337 resolving locally.
2338 (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
2339 (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
2340 (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
2341
e10f9870
AM		 23422012-10-17 Alan Modra <amodra@gmail.com>
2343
2344 PR gold/14726
2345 * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
2346
ae034989
ST		 23472012-10-16 Sriraman Tallam <tmsriram@google.com>
2348
2349 * layout.cc (Layout::include_section): Keep sections marked
2350 SHF_EXCLUDE when doing relocatable links.
2351
f3a0ed29
AM		 23522012-10-16 Alan Modra <amodra@gmail.com>
2353
2354 * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
2355 (Target_powerpc::do_finalize_sections): Call it.
2356 (Output_data_save_res): New class and supporting functions.
2357 (Target_powerpc::symval_for_branch): Only look up .opd entry for
2358 normal symbols defined in object files.
2359
c6de8ed4
AM		 23602012-10-12 Alan Modra <amodra@gmail.com>
2361
2362 * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
2363 (struct Opd_ent): Make "discard" a bit field. Add "gc_mark".
2364 (Target_powerpc::do_gc_mark_symbol): Delay marking function code
2365 section if scan_opd_relocs not yet called.
2366 (Target_powerpc::gc_process_relocs): Call process_gc_mark.
2367
03e25981
AM		 23682012-10-12 Alan Modra <amodra@gmail.com>
2369
2370 * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2371 add_local_ifunc_entry): Revert last change.
2372 (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
2373
c9824451
AM		 23742012-10-05 Alan Modra <amodra@gmail.com>
2375
2376 * powerpc.cc (Target_powerpc::do_plt_address_for_local,
2377 do_plt_address_for_global): New functions.
2378 (Output_data_got_powerpc::do_write): Don't segfault when linking
2379 statically.
2380 (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
2381 add_local_ifunc_entry): Return true on adding entry..
2382 (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
2383 glink->add_entry call. Remove unused symtab param. Adjust calls.
2384 (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
2385 (Target_powerpc::make_iplt_section): Remove symtab param. Don't
2386 set up symbols here.
2387 (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
2388 syms here. Do so even when no .iplt. Don't segfault when linking
2389 statically.
2390 (Output_data_glink::add_entry, find_entry): Rearrange params. Add
2391 new variants without reloc param.
2392 (Glink_sym_ent::Glink_sym_ent): Likewise.
2393 (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
2394 reloc when refs will resolve to plt call stub.
2395 (Target_powerpc::Scan::local): Correct ifunc handling. Allow
2396 R_PPC_PLTREL24 to resolve locally.
2397 (Target_powerpc::Scan::global): Correct ifunc handling.
2398 (Target_powerpc::Relocate::relocate): Correct local sym glink
2399 lookup. Don't destroy "value" when we have a plt call stub,
2400 and when checking plt call validity.
2401 (Target_powerpc::do_dynsym_value): Simplify.
2402
19fec8c1
AM		 24032012-10-05 Alan Modra <amodra@gmail.com>
2404
2405 * i386.cc (Output_data_plt_i386::address_for_global,
2406 address_for_local): Add plt offset to returned value. Adjust uses.
2407 * sparc.cc (Output_data_plt_sparc::address_for_global,
2408 address_for_local): Likewise.
2409 * tilegx.cc (Output_data_plt_tilegx::address_for_global,
2410 address_for_local): Likewise.
2411 * x86_64.cc (Output_data_plt_x86_64::address_for_global,
2412 address_for_local): Likewise.
2413 * target.h (Target::plt_address_for_global, plt_address_for_local):
2414 Update comment.
2415 * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
2416 (Output_data_got::Got_entry::write): Nor here.
2417 * output.h: Comment fix.
2418
e867b647
WL		 24192012-10-02 Jiong Wang <jiwang@tilera.com>
2420
2421 * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
2422 global_offset_table_ value for larget got.
2423 (Target_tilegx::Relocate::relocate): Handle adjusted got value.
2424
e5d5f5ed
AM		 24252012-09-29 Alan Modra <amodra@gmail.com>
2426
2427 * powerpc.cc (Target_powerpc::iplt_): New output section.
2428 (Target_powerpc::iplt_section, make_iplt_section,
2429 reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
2430 (Target_powerpc::make_plt_entry): Handle ifunc syms.
2431 Target_powerpc::plt_entry_count): Count iplt entries too.
2432 (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
2433 reloc section in constructor. New params.
2434 (Target_powerpc::make_plt_section): Create reloc section here instead.
2435 (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
2436 functions.
2437 (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
2438 (Output_data_glink::add_entry, find_entry): New functions to
2439 deal with local syms.
2440 (Glink_sym_ent): Add support for local syms.
2441 (Output_data_glink::do_write): Handle ifunc plt entries.
2442 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2443 (Target_powerpc::Scan::local, global): Handle ifunc syms.
2444 (Target_powerpc::Relocate::relocate): Likewise.
2445 (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
2446
ec4dbad3
AM		 24472012-09-25 Alan Modra <amodra@gmail.com>
2448
2449 * object.h (Sized_relobj_file::adjust_local_symbol,
2450 do_adjust_local_symbol): New functions.
2451 * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
2452 * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
2453 (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
2454 and irregular opd entry spacing.
2455 (Powerpc_relobj::do_read_relocs): Add opd size checks.
2456 (Global_symbol_visitor_opd): New functor.
2457 (Target_powerpc::do_finalize_sections): Omit global symbols defined
2458 on deleted opd entries.
2459
5c0b3823
WL		 24602012-09-15 Jiong Wang <jiwang@tilera.com>
2461
2462 * tilegx.cc: New file.
2463 * Makefile.am (TARGETSOURCES): Add tilegx.cc
2464 (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
2465 * configure.tgt: Add entries for tilegx*.
2466 * configure.ac: Likewise.
2467 * Makefile.in: Rebuild.
2468 * configure: Likewise.
2469 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
2470 tilegx.
2471
bfdfa4cd
AM		 24722012-09-13 Alan Modra <amodra@gmail.com>
2473
2474 * target-reloc.h (scan_relocs): Call scan.local for relocs
2475 against symbols in discarded sections. Pass is_discarded
2476 param.
2477 * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
2478 Add is_discarded param.
2479 * powerpc (Target_powerpc::Scan::local): Likewise. Use
2480 is_discarded to flag opd entry as discarded. Don't emit dyn
2481 relocs on such entries.
2482 (Target_powerpc::Scan::global): Similarly detect and handle
2483 such opd entries.
2484 (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
2485 opd_ent_. Update all uses.
2486 (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
2487 (Target_powerpc::relocate_section): Zero out discarded opd
2488 entry relocs.
2489
d77a0555
ILT		 24902012-09-12 Ian Lance Taylor <iant@google.com>
2491
2492 PR gold/14570
2493 * output.cc: Rename Output_data_got template parameter from size
2494 to got_size for all functions. Compile all variants of
2495 Output_data_got.
2496 (Output_data_got::Got_entry::write): Correct use of size for
2497 symbol value. Use local_is_tls rather than casting to
2498 Sized_relobj_file.
2499 * object.h (class Object): Add local_is_tls and do_local_is_tls.
2500 (class Sized_relobj_file): Add do_local_is_tls.
2501 * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
2502
815a1205
AM		 25032012-09-11 Alan Modra <amodra@gmail.com>
2504
2505 PR gold/14566
2506 * layout.cc (Layout::set_segment_offsets): When using
2507 common-page-size alignment, ensure we are on a new max-page-size
2508 page.
2509 * output.cc (Output_segment::set_section_addresses): Use
2510 abi_pagesize, not common_pagesize for relro boundary.
2511 (Output_segment::set_offset): Likewise.
2512
bd73a62d
AM		 25132012-09-11 Alan Modra <amodra@gmail.com>
2514
2515 * output.h (Output_data_got::add_global_tls, add_local_tls,
2516 add_local_tls_pair): New functions.
2517 (Output_data_got::add_local_pair_with_rel): Remove second
2518 reloc param. Expand comment.
2519 (Output_data_got::Got_entry): Rename use_plt_offset_ to
2520 use_plt_or_tls_offset_, similarly for constructor param.
2521 (Output_data_got::Got_entry::write): Add got_index param.
2522 * output.cc (Output_data_got::add_global_tls, add_local_tls,
2523 add_local_tls_pair): New functions.
2524 (Output_data_got::Got_entry::write): Handle tls symbols
2525 with use_plt_or_tls_offset_ set specially.
2526 (Output_data_got::add_local_pair_with_rel): Only one reloc.
2527 (Output_data_got::do_write): Replace iterator with index, pass
2528 index to entry write function.
2529 * target.h (Target::tls_offset_for_local, tls_offset_for_global,
2530 do_tls_offset_for_local, do_tls_offset_for_global): New functions.
2531 * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
2532 call.
2533 * i386.cc (Target_i386::Scan::local): Likewise.
2534 * sparc.cc (Target_sparc::Scan::local): Likewise.
2535 * x86_64.cc (Target_x86_64::Scan::local): Likewise.
2536 * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
2537 do_tls_offset_for_global): New functions.
2538 (Target_powerpc::Scan::local): Correct TLS relocations and got
2539 entry values.
2540 (Target_powerpc::Scan::global): Don't emit unnecessary
2541 dynamic relocations on TLS GOT entries.
2542
00716ab1
AM		 25432012-09-10 Matthias Klose <doko@ubuntu.com>
2544
2545 * config.in: Disable sanity check for kfreebsd.
2546
c891b3f9
SA		 25472012-09-10 Sterling Augustine <saugustine@google.com>
2548
2549 * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
2550 (Gdb_index::pubtypes_read): New parameter.
2551 (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
2552 to calls.
2553 * gdb-index.h (Gdb_index): New fields pubnames_object_ and
2554 pubtypes_object_.
2555
e81fea4d
AM		 25562012-09-09 Alan Modra <amodra@gmail.com>
2557
2558 * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
2559 (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
2560 * gc.h (gc_process_relocs): Call target gc_add_reference.
2561 * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
2562 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
2563 (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
2564 unnecessary cast.
2565 * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
2566 to cater for when we don't need code offset. Update use.
2567 (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
2568 (Powerpc_relobj::access_from_map, add_reference, opd_valid,
2569 set_opd_valid): New functions.
2570 (Target_powerpc::do_gc_add_reference): New function.
2571 (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
2572 stashed refs.
2573 (Target_powerpc::do_gc_mark_symbol): New function.
2574
d2d60eef
CC		 25752012-09-06 Cary Coutant <ccoutant@google.com>
2576
2577 * dwarf_reader.cc (Dwarf_die::read_attributes): Add
2578 DW_FORM_GNU_addr_index and DW_FORM_GNU_str_index.
2579 (Dwarf_die::skip_attributes): Likewise.
2580 * object.cc (Read_symbols_data::~Read_symbols_data): Update comment.
2581 * testsuite/gdb_index_test.cc (inline_func_1): New function.
2582 (main): Call it.
2583 * testsuite/gdb_index_test_comm.sh: Check index for inline function.
2584
32ed4573
L		 25852012-09-05 H.J. Lu <hongjiu.lu@intel.com>
2586
2587 * testsuite/script_test_3.t: Add .got.plt output section
2588 statement.
2589 * testsuite/script_test_4.t: Likewise.
2590
f4baf0d4
AM		 25912012-09-05 Alan Modra <amodra@gmail.com>
2592
2593 * powerpc.cc (Powerpc_relocate_functions): Upcase enum values,
2594 update all uses and lose "enum" when using type.
2595
864a1b56
AM		 25962012-09-05 Alan Modra <amodra@gmail.com>
2597
2598 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): False for powerpc.
2599 * configure: Regenerate.
2600 * testsuite/Makefile.am (final_layout.stdout): Pass --synthetic to nm.
2601 (plugin_final_layout.stdout): Likewise.
2602 (memory_test): Set page sizes to 0x1000.
2603 * testsuite/Makefile.in: Regenerate.
2604 * testsuite/discard_locals_test.sh: Add FIXME comment.
2605 * testsuite/justsyms_exec.c: Disable function test for powerpc64.
2606 * testsuite/pr14265.t: Add .got output section statement.
2607 * testsuite/script_test_2.t: Likewise.
2608 * testsuite/script_test_3.t: Likewise.
2609 * testsuite/script_test_4.t: Likewise.
2610 * testsuite/script_test_5.t: Likewise.
2611 * testsuite/script_test_6.t: Likewise.
2612 * testsuite/script_test_7.t: Likewise.
2613 * testsuite/script_test_9.t: Likewise.
2614
3ea0a085
AM		 26152012-09-05 Alan Modra <amodra@gmail.com>
2616
2617 * powerpc.cc (Powerpc_relobj::get_opd_ent): Make const.
2618 (Powerpc_relocate_functions::Status): New typedef.
2619 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2620 (Target_powerpc::Scan::local): Handle REL64.
2621 (Target_powerpc::Scan::global): Likewise, and dynamic relocs
2622 for REL32 and REL64.
2623 (Target_powerpc::symval_for_branch): New function, extracted from..
2624 (Target_powerpc::Relocate::relocate): ..here. Correct plt call
2625 checks. Report overflow errors.
2626
7404fe1b
AM		 26272012-09-05 Alan Modra <amodra@gmail.com>
2628
2629 * object.h (Sized_relobj_file::emit_relocs): Delete.
2630 (Sized_relobj_file::emit_relocs_reltype): Delete.
2631 * reloc.cc (Sized_relobj_file::do_relocate_sections): Call target
2632 relocate_relocs for --emit-relocs.
2633 (Sized_relobj_file::emit_relocs, emit_relocs_reltype): Delete.
2634 * output.h: Update comment.
2635 (Output_segment::first_section): New function.
2636 (Output_segment::first_section_load_address): Use first_section.
2637 * output.cc (Output_segment::first_section): New function extracted..
2638 (Output_segment::first_section_load_address): ..from here. Delete.
2639 * target-reloc.h (relocate_for_relocatable): Rename to relocate_relocs.
2640 * target.h (Sized_target::relocate_for_relocatable): Likewise.
2641 * arm.cc (Target_arm::relocate_for_relocatable): Likewise, and
2642 adjust call to target.h function.
2643 * i386.cc (Target_i386): Likewise.
2644 * sparc.cc (Target_sparc): Likewise.
2645 * x86_64.cc (Target_x86_64): Likewise.
2646 * powerpc.cc (Target_powerpc): Likewise.
2647 (Target_powerpc::Scan::local, global): Handle R_POWERPC_TLS. Ensure
2648 first tls section has section symbol for optimised local dynamic
2649 output relocs.
2650 (Target_powerpc::Relocate::relocate): Correct local dynamic value.
2651 (Target_powerpc::relocate_relocs): Adjust relocs emitted for
2652 optimised tls code.
2653 * testsuite/testfile.cc (Target_test::relocate_for_relocatable):
2654 Rename to relocate_relocs. Update error message.
2655
957564c9
AS		 26562012-09-04 Andreas Schwab <schwab@linux-m68k.org>
2657
2658 * powerpc.cc (do_make_elf_object): Allow ET_EXEC files with
2659 --just-symbols.
2660
dd93cd0a
AM		 26612012-08-31 Alan Modra <amodra@gmail.com>
2662
2663 * powerpc.cc (Powerpc_relobj): Add and use Address typedef.
2664 (Powerpc_relobj::toc_base_offset): New stub function.
2665 (Target_powerpc): Add tp_offset, dtp_offset. Rename
2666 got_mod_index_offset to tlsld_got_offset. Update all refs.
2667 (Target_powerpc::Relocate::enum skip_tls): New.
2668 (Target_powerpc::call_tls_get_addr_): New var.
2669 (Target_powerpc::is_branch_reloc): Move to file scope.
2670 (Target_powerpc::relocate_tls, optimize_tls_reloc): Delete.
2671 (Target_powerpc::optimize_tls_gd, optimize_tls_ld, optimize_tls_ie):
2672 New functions.
2673 (Target_powerpc::enum Got_type): Delete old values, add new ones.
2674 (powerpc_info): Correct common_pagesize for ppc64.
2675 (at_tls_transform, needs_dynamic_reloc, use_plt_offset): New functions.
2676 (Powerpc_relocate_functions): Add overflow check enums and functions.
2677 Add non-shift version of rela, rela_ua. Delete all rel public
2678 functions. Delete addr16_lo. Add addr64, addr64_u, addr32,
2679 addr32_u, addr24, addr16_u, addr16_hi2, addr16_ha2, addr16_hi3,
2680 addr16_ha3, addr14 functions.
2681 (Output_data_got_powerpc::add_constant_pair): New function.
2682 (Output_data_got_powerpc::got_base_offset): Likewise.
2683 (Output_data_got_powerpc::do_write): Correct 64-bit got header.
2684 (instruction constants): Sort, add some more.
2685 (Output_data_glink::do_write): Add and use Address typedef. Use
2686 object->toc_base_offset() stub for 64-bit.
2687 (Target_powerpc::tlsld_got_offset): Use add_constant_pair.
2688 (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
2689 (Target_powerpc::Scan::local, global): Emit relative dynamic reloc
2690 for R_PPC64_TOC. Handle more relocs. Generate got entries for TLS.
2691 Always treat .opd relocs as against locally defined symbol.
2692 Correct condition for RELATIVE relocs.
2693 (Target_powerpc::do_finalize_sections): Test for NULL sections.
2694 (Target_powerpc::Relocate::relocate): Use plt call stub as value
2695 for 32-bit syms with a plt entry. Correct ppc64 toc base
2696 calculations. Handle TLS relocs, and more. Add overflow
2697 checking and adjust for Powerpc_relocate_functions changes.
2698 (Target_powerpc::relocate_for_relocatable): Handle zero r_sym.
2699 Reinstate --emit-relocs code with FIXME.
2700
a1373b60
AM		 27012012-08-30 Alan Modra <amodra@gmail.com>
2702
2703 * layout.cc (Layout::set_segment_offsets): Set p_align to
2704 abi_pagesize, not common_pagesize.
2705 (Layout::relaxation_loop_body): Similarly use abi_pagesize
2706 to determine whether file header can go in segment.
2707
703d02da
AM		 27082012-08-30 Alan Modra <amodra@gmail.com>
2709
2710 * output.h (Output_reloc::Output_reloc <output section>): Add
2711 is_relative param. Adjust calls.
2712 (Output_reloc::add_output_section_relative): New functions.
2713 * output.cc (Output_reloc::Output_reloc <output section>): Handle
2714 is_relative.
2715 (Output_reloc::symbol_value): Handle SECTION_CODE.
2716
16164a6b
ST		 27172012-08-24 Sriraman Tallam <tmsriram@google.com>
2718
2719 * gold.cc (queue_middle_tasks): Call layout again when unique
2720 segments for sections is desired.
2721 * layout.cc (Layout::Layout): Initialize new members.
2722 (Layout::get_output_section_flags): New function.
2723 (Layout::choose_output_section): Call get_output_section_flags.
2724 (Layout::layout): Make output section for mapping to a unique segment.
2725 (Layout::insert_section_segment_map): New function.
2726 (Layout::attach_allocated_section_to_segment): Make unique segment for
703d02da 2727 output sections marked so.
16164a6b
ST		 2728 (Layout::segment_precedes): Check for unique segments when sorting.
2729 * layout.h (Layout::Unique_segment_info): New struct.
2730 (Layout::Section_segment_map): New typedef.
2731 (Layout::insert_section_segment_map): New function.
2732 (Layout::get_output_section_flags): New function.
2733 (Layout::is_unique_segment_for_sections_specified): New function.
2734 (Layout::set_unique_segment_for_sections_specified): New function.
2735 (Layout::unique_segment_for_sections_specified_): New member.
2736 (Layout::section_segment_map_): New member.
2737 * object.cc (Sized_relobj_file<size, big_endian>::do_layout):
2738 Rename is_gc_pass_one to is_pass_one.
2739 Rename is_gc_pass_two to is_pass_two.
2740 Rename is_gc_or_icf to is_two_pass.
2741 Check for which pass based on whether symbols data is present.
2742 Make it two pass when unique segments for sections is desired.
2743 * output.cc (Output_section::Output_section): Initialize new
2744 members.
2745 * output.h (Output_section::is_unique_segment): New function.
2746 (Output_section::set_is_unique_segment): New function.
2747 (Output_section::is_unique_segment_): New member.
2748 (Output_section::extra_segment_flags): New function.
2749 (Output_section::set_extra_segment_flags): New function.
2750 (Output_section::extra_segment_flags_): New member.
2751 (Output_section::segment_alignment): New function.
2752 (Output_section::set_segment_alignment): New function.
2753 (Output_section::segment_alignment_): New member.
2754 (Output_segment::Output_segment): Initialize is_unique_segment_.
2755 (Output_segment::is_unique_segment): New function.
2756 (Output_segment::set_is_unique_segment): New function.
2757 (Output_segment::is_unique_segment_): New member.
2758 * plugin.cc (allow_unique_segment_for_sections): New function.
2759 (unique_segment_for_sections): New function.
2760 (Plugin::load): Add new functions to transfer vector.
2761 * Makefile.am (plugin_final_layout.readelf.stdout): Add readelf output.
2762 * Makefile.in: Regenerate.
2763 * testsuite/plugin_final_layout.sh: Check if unique segment
2764 functionality works.
2765 * testsuite/plugin_section_order.c (onload): Check if new interfaces
2766 are available.
2767 (allow_unique_segment_for_sections): New global.
2768 (unique_segment_for_sections): New global.
2769 (claim_file_hook): Call allow_unique_segment_for_sections.
2770 (all_symbols_read_hook): Call unique_segment_for_sections.
16164a6b 2771
1e2bee4f
CC		 27722012-08-22 Cary Coutant <ccoutant@google.com>
2773
2774 * layout.cc (Layout::include_section): Don't assert on GROUP
2775 sections with --emit-relocs.
2776
1d5dfe78
CC		 27772012-08-21 Cary Coutant <ccoutant@google.com>
2778
2779 * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
2780 if --export-dynamic-symbol names an undef symbol.
2781
c9269dff
AM		 27822012-08-18 Alan Modra <amodra@gmail.com>
2783
2784 * powerpc.cc: Formatting and white space.
2785 (Powerpc_relobj): Rename got2_section_ to special_.
2786 Add opd_ent_shndx_ and opd_ent_off_ vectors.
2787 (Powerpc_relobj::opd_shndx, init_opd, get_opd_ent, set_opd_ent,
2788 scan_opd_relocs, do_read_relocs, opd_ent_ndx): New functions.
2789 (Target_powerpc): Add Address typedef and invalid_address. Use
2790 throughout.
2791 (Target_powerpc::is_branch_reloc): New function.
2792 (Powerpc_relocate_functions): Add Address typedef, use throughout.
2793 (Powerpc_relocate_functions:rela, rela_ua): Correct type used
2794 for dst_mask, value and addend.
2795 (Powerpc_relobj::do_find_special_sections): Find .opd for 64-bit.
2796 (ld_2_1, cror_15_15_15, cror_31_31_31): New insn constants.
2797 (Output_data_glink::do_write): Correct toc base. Don't try to use
2798 uint16_t for 24-bit offset. Use get_output_section_offset and
2799 check return.
2800 (Target_powerpc::Scan::local): Handle more relocs.
2801 (Target_powerpc::do_finalize_sections): Set up DT_PPC64_GLINK.
2802 (Target_powerpc::Relocate::relocate): Correct toc base calculation.
2803 Plug in toc restoring insn after plt calls. Translate branches
2804 to function descriptor symbols to corresponding entry point.
2805 (Target_powerpc::relocate_for_relocatable): Check return from
2806 get_output_section_offset.
2807 * symtab.h: Comment typo.
2808
b1759dce
ILT		 28092012-08-14 Ian Lance Taylor <iant@google.com>
2810
2811 * x86_64.cc (Target_x86_64::Scan::global): Fix erroneous call to
2812 unsupported_relocal_local to call unsupported_reloc_global.
2813
b9b2ae8b
NC		 28142012-08-14 Nick Clifton <nickc@redhat.com>
2815
2816 PR ld/14265
2817 * script-sections.cc (Sections_element::output_section_name): Add
2818 keep return parameter.
2819 (Output_section_element::match_name): Add keep return parameter.
2820 Return the value of the keep_ member.
2821 * script-sections.h (class Output_section): Update
2822 output_section_name prototype.
2823 * layout.cc (Layout::keep_input_section): New public member
2824 function.
2825 (Layout::choose_output_section): Pass keep parameter to
2826 output_section_name.
2827 * layout.h (class Layout): Add keep_input_section.
2828 * object.cc (Sized_relobj_file::do_layout): Check for kept input
2829 sections.
2830 * testsuite/Makefile.am: Add a test.
2831 * testsuite/Makefile.in: Regenerate.
2832 * testsuite/pr14265.c: Source file for the test.
2833 * testsuite/pr14265.t: Linker script for the test.
2834 * testsuite/pr14265.sh: Shell script for the test.
2835
921b5322
AM		 28362012-08-14 Alan Modra <amodra@gmail.com>
2837
2838 * target.h (Target::output_section_name): New function.
2839 (Target::do_output_section_name): New function.
2840 * layout.cc (Layout::choose_output_section): Call the above.
2841 * powerpc.cc (Target_powerpc::do_output_section_name): New function.
2842
6ce78956
AM		 28432012-08-14 Alan Modra <amodra@gmail.com>
2844
2845 * powerpc.cc: Update for renamed R_PPC_REL16 relocs.
2846 (Output_data_got_powerpc::do_write): Don't rely on base class lookup
2847 for replace_constant call.
2848 (Output_data_plt_powerpc::do_print_to_mapfile): New function.
2849 (Output_data_glink::do_print_to_mapfile): New function.
2850 (Target_powerpc::Scan::local): Ignore R_PPC64_TOCSAVE.
2851 (Target_powerpc::Relocate::relocate): Likewise.
2852
d1a8cabd
AM		 28532012-08-14 Alan Modra <amodra@gmail.com>
2854
2855 * powerpc.cc (Powerpc_relobj::set_got2_shndx): Delete.
2856 (Powerpc_relobj::do_find_special_sections): Don't use set_got2_shndx.
2857 (Output_data_glink::add_entry,find_entry): Remove shndx param.
2858 (class Glink_sym_ent): Rename from struct Glink_sym_ent. Remove
2859 all references to shndx_. Handle special case for R_PPC_PLTREL24
2860 here.
2861 (class Glink_sym_ent_hash): Rename from struct Glink_sym_ent_hash.
2862 (Output_data_glink::do_write): Retrieve got2_shdnx from object.
2863 (Target_powerpc::make_plt_entry): Don't special case R_PPC_PLTREL24
2864 here.
2865 (Target_powerpc::Scan::global): Nor on make_plt_entry call.
2866 (Target_powerpc::Relocate::relocate): Nor on glink->find_entry call.
2867
d83ce4e3
AM		 28682012-08-12 Alan Modra <amodra@gmail.com>
2869
2870 * powerpc.cc: Whitespace fixes. Wrap overly long lines.
2871 (glink insn constants): Use uint32_t.
2872 (Output_data_glink::add_entry): Use insert, not [] operator.
2873
cf43a2fe
AM		 28742012-08-11 Alan Modra <amodra@gmail.com>
2875
2876 * object.h (Sized_relobj_file::find_shdr): New function.
2877 (Sized_relobj_file::find_special_sections): New function.
2878 * object.cc (Sized_relobj_file::find_shdr): New function.
2879 (Sized_relobj_file::find_eh_frame): Use find_shdr.
2880 (Sized_relobj_file::find_special_sections): New function, split out..
2881 (Sized_relobj_file::do_read_symbols): ..from here.
2882 * output.h (Output_data_got::replace_constant): New function.
2883 (Output_data_got::num_entries): New function.
2884 (Output_data_got::last_got_offset,set_got_size): Use num_entries.
2885 (Output_data_got::got_offset): Protected rather than private.
2886 (Output_data_got::replace_got_entry): New function.
2887 * output.cc (Output_data_got::replace_got_entry): New function.
2888 * powerpc.cc (class Powerpc_relobj): New.
2889 (class Powerpc_relocate_functions): Delete all psymval variants or
2890 convert to value,addend type. Delete pcrela, pcrela_unaligned.
2891 Implement _ha functions using corresponding _hi function.
2892 (Powerpc_relobj::find_special_sections): New function.
2893 (Target_powerpc::do_make_elf_object): New function.
2894 (class Output_data_got_powerpc): New.
2895 (class Output_data_glink): New.
2896 (class Powerpc_scan_relocatable_reloc): New.
2897 Many more changes througout file.
2898
3c892704
NC		 28992012-08-09 Nick Clifton <nickc@redhat.com>
2900
2901 * po/vi.po: Updated Vietnamese translation.
2902
82435b3b
ILT		 29032012-08-07 Ian Lance Taylor <iant@google.com>
2904
2905 * layout.cc (Layout::add_target_dynamic_tags): If
2906 dynrel_includes_plt but no dyn_rel, emit dynamic reloc tags for
2907 plt_rel.
2908
a6dc81d2
NC		 29092012-07-30 Nick Clifton <nickc@redhat.com>
2910
2911 * po/gold.pot: Updated template.
2912 * po/es.po: Updated Spanish translation.
2913
f1415016
CC		 29142012-07-18 Cary Coutant <ccoutant@google.com>
2915
2916 PR gold/14344
2917 * configure.ac: Add check for -gpubnames support.
2918 * configure: Regenerate.
2919 * testsuite/Makefile.am (gdb_index_test_1): Add check for -gpubnames
2920 support; force -gno-pubnames.
2921 (gdb_index_test_2, gdb_index_test_3): Add check for -gpubnames
2922 support.
2923 (gdb_index_test_4): New test.
2924 * testsuite/Makefile.in: Regenerate.
2925 * testsuite/gdb_index_test_1.sh: Refactor code into common file.
2926 * testsuite/gdb_index_test_2.sh: Likewise.
2927 * testsuite/gdb_index_test_3.sh: Don't look for space after colon.
2928 * testsuite/gdb_index_test_4.sh: New script.
2929 * testsuite/gdb_index_test_comm.sh: New script with common code;
2930 don't look for space after colon.
2931
b7fd7c37
ST		 29322012-07-16 Sriraman Tallam <tmsriram@google.com>
2933
2934 * gold.cc (queue_middle_tasks): Update function order only after
2935 deferred objects due to plugins are processed.
2936
1f3212db
ILT		 29372012-07-11 Ian Lance Taylor <iant@google.com>
2938
2939 * arm.cc (Arm_relocate_functions::abs16): Remove unused typedef.
2940 (Arm_exidx_cantunwind::do_fixed_endian_write): Likewise.
2941 (Target_arm::scan_reloc_for_stub): Likewise.
2942 * common.cc (Symbol_table::do_allocate_commons_list): Likewise.
2943 * dwarf_reader.cc (Dwarf_die::skip_attributes): Likewise.
2944 * ehframe.cc (Eh_frame::do_add_ehframe_input_section): Likewise.
2945 * incremental.cc (Sized_incr_dynobj::do_add_symbols): Likewise.
2946 * powerpc.cc (Target_powerpc::relocate_tls): Likewise.
2947
81c82a68
ILT		 29482012-07-10 Dodji Seketeli <dodji@redhat.com>
2949 Ian Lance Taylor <iant@google.com>
2950
2951 PR gold/14309
2952 * configure.ac: Test whether std::tr1::hash<off_t> works.
2953 * gold.h: Add a specialization for std::tr1::hash<off_t> if
2954 needed.
2955 * output.h (class Output_fill): Add virtual destructor.
2956 * configure, config.in: Rebuild.
2957
eabc84f4
RM		 29582012-06-22 Roland McGrath <mcgrathr@google.com>
2959
2960 * layout.cc (finalize): Define __ehdr_start symbol if applicable.
2961
370e30b6
RÁE		 29622012-06-12 Rafael Ávila de Espíndola <respindola@mozilla.com>
2963
2964 * plugin.cc (Plugin::load): Handle position independent executables.
2965
fb1b895d
CC		 29662012-06-06 Cary Coutant <ccoutant@google.com>
2967
2968 * layout.cc (gdb_sections): Remove ".debug_" prefixes,
2969 add .debug_macro.
2970 (lines_only_debug_sections): Likewise.
2971 (gdb_fast_lookup_sections): New static array.
2972 (is_gdb_debug_section): Rename formal parameter.
2973 (is_lines_only_debug_section): Likewise.
2974 (is_gdb_fast_lookup_section): New function.
2975 (Layout::include_section): Check for ".zdebug_" prefix; pass
2976 section name suffix to is_gdb_debug_section, et al.; check for
2977 fast-lookup sections when building .gdb_index.
2978 * options.h (--strip-debug-gdb): Update GDB version number.
2979
7c0640fa
CC		 29802012-06-06 Cary Coutant <ccoutant@google.com>
2981
2982 * configure.ac: Add check for fallocate.
2983 * configure: Regenerate.
2984 * config.in: Regenerate.
2985
2986 * options.h (class General_options): Add --mmap-output-file and
2987 --posix-fallocate options.
2988 * output.cc: (posix_fallocate): Remove; replace with...
2989 (gold_fallocate): New function.
2990 (Output_file::map_no_anonymous): Call gold_fallocate.
2991 (Output_file::map): Check --mmap-output-file option.
2992
2a49eb69
DK		 29932012-06-05 Jing Yu <jingyu@google.com>
2994
2995 * gold.h (textdomain): Add do {} to empty while(0).
2996 (bindtextdomain): Likewise.
2997
fad072ac
CC		 29982012-06-04 Cary Coutant <ccoutant@google.com>
2999
3000 * dynobj.cc (Sized_dynobj::do_get_global_symbol_counts): Call
3001 has_dynsym_index.
3002
8cc69fb6
ST		 30032012-05-25 Sriraman Tallam <tmsriram@google.com>
3004
3005 * symtab.cc (Symbol_table::define_special_symbol):
3006 Initialize *poldsym to prevent uninitialized variable errors.
3007
1be75daa
CC		 30082012-05-23 Cary Coutant <ccoutant@google.com>
3009
3010 * layout.cc (Layout::section_name_mapping): Add rules to handle
3011 exact match on .data.rel.ro.local or .data.rel.ro.
3012 (Layout::output_section_name): Check for exact matches.
3013
9b689de0
CC		 30142012-05-23 Cary Coutant <ccoutant@google.com>
3015
3016 * layout.cc (Layout::section_name_mapping): Match .data.rel.ro.*
3017 more carefully.
3018
b24fdbf5
CC		 30192012-05-22 Cary Coutant <ccoutant@google.com>
3020
3021 * symtab.cc (Symbol::should_add_dynsym_entry): Check for relocatable
3022 object before exporting symbol.
3023
e550e1a2
L		 30242012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3025
3026 * testsuite/tls_test.cc: Include "config.h" first.
3027 * testsuite/tls_test_c.c: Likewise.
3028
df7b86aa
NC		 30292012-05-17 Daniel Richard G. <skunk@iskunk.org>
3030 Nick Clifton <nickc@redhat.com>
3031
3032 PR 14072
3033 * configure.in: Add check that sysdep.h has been included before
3034 any system header files.
3035 * configure: Regenerate.
3036 * config.in: Regenerate.
3037
1007b503
CC		 30382012-05-14 Cary Coutant <ccoutant@google.com>
3039
3040 * layout.cc (Layout::make_output_section): Mark .tdata section
3041 as RELRO.
3042 * testsuite/relro_test.cc: Add a TLS variable.
3043
fd885f3a
L		 30442012-05-10 H.J. Lu <hongjiu.lu@intel.com>
3045
3046 PR gold/14091
3047 * x86_64.cc (Target_x86_64::Scan::local): For x32, generate
3048 R_X86_64_RELATIVE64 instead of R_X86_64_RELATIVE in case of
3049 R_X86_64_64.
3050
80f5885c
CC		 30512012-05-08 Cary Coutant <ccoutant@google.com>
3052
3053 * layout.cc (gdb_sections): Update GDB version, add .debug_addr.
3054 (lines_only_debug_sections): Likewise.
3055
2e702c99
RM		 30562012-05-02 Roland McGrath <mcgrathr@google.com>
3057
3058 * nacl.cc: New file.
3059 * nacl.h: New file.
3060 * Makefile.am (CCFILES, HFILES): Add them.
3061 * Makefile.in: Regenerate.
3062 * i386.cc (Output_data_plt_i386_nacl): New class.
3063 (Output_data_plt_i386_nacl_exec): New class.
3064 (Output_data_plt_i386_nacl_dyn): New class.
3065 (Target_i386_nacl): New class.
3066 (Target_selector_i386_nacl): New class.
3067 (target_selector_i386): Use it instead of Target_selector_i386.
3068 * x86_64.cc (Output_data_plt_x86_64_nacl): New class.
3069 (Target_x86_64_nacl): New class.
3070 (Target_selector_x86_64_nacl): New class.
3071 (target_selector_x86_64, target_selector_x32): Use it instead of
3072 Target_selector_x86_64.
3073 * arm.cc (Output_data_plt_arm_nacl): New class.
3074 (Target_arm_nacl): New class.
3075 (Target_selector_arm_nacl): New class.
3076 (target_selector_arm, target_selector_armbe): Use it instead of
3077 Target_selector_arm.
3078
3079 * target-select.cc (select_target): Take new Input_file* and off_t
3080 arguments, pass them on to recognize method of selector.
3081 * object.cc (make_elf_sized_object): Update caller.
3082 * parameters.cc (parameters_force_valid_target): Likewise.
3083 * incremental.cc (make_sized_incremental_binary): Likewise.
3084 * target-select.h: Update decl.
3085 (Target_selector::recognize): Take new Input_file* argument,
3086 pass it on to do_recognize.
3087 (Target_selector::do_recognize): Take new Input_file* argument.
3088 * freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
3089 * powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
3090 * sparc.cc (Target_selector_sparc::do_recognize): Likewise.
3091 * testsuite/testfile.cc (Target_selector::do_recognize): Likewise.
3092
3093 * target.h (Target::Target_info): New members isolate_execinstr
3094 and rosegment_gap.
3095 (Target::isolate_execinstr, Target::rosegment_gap): New methods.
3096 * arm.cc (Target_arm::arm_info): Update initializer.
3097 * i386.cc (Target_i386::i386_info): Likewise.
3098 * powerpc.cc (Target_powerpc::powerpc_info): Likewise.
3099 * sparc.cc (Target_sparc::sparc_info): Likewise.
3100 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
3101 * testsuite/testfile.cc (Target_test::test_target_info): Likewise.
3102 * layout.cc (Layout::attach_allocated_section_to_segment):
3103 Take new const Target* argument. If target->isolate_execinstr(), act
3104 like --rosegment.
3105 (Layout::find_first_load_seg): Take new const Target* argument;
3106 if target->isolate_execinstr(), reject PF_X segments.
3107 (Layout::relaxation_loop_body): Update caller.
3108 (Layout::set_segment_offsets): If target->isolate_execinstr(),
3109 reset file offset to zero when we hit LOAD_SEG, and then do a second
3110 loop over the segments before LOAD_SEG to reassign offsets after
3111 addresses have been determined. Handle target->rosegment_gap().
3112 (Layout::attach_section_to_segment): Take new const Target* argument;
3113 pass it to attach_allocated_section_to_segment.
3114 (Layout::make_output_section): Update caller.
3115 (Layout::attach_sections_to_segments): Take new const Target* argument;
3116 pass it to attach_section_to_segment.
3117 * gold.cc (queue_middle_tasks): Update caller.
3118 * layout.h (Layout): Update method decls with new arguments.
3119
3120 * arm.cc (Target_arm::Target_arm): Take optional argument for the
3121 Target_info pointer to use.
3122 (Target_arm::do_make_data_plt): New virtual method.
3123 (Target_arm::make_data_plt): New method that calls it.
3124 (Target_arm::make_plt_entry): Use it.
3125 (Output_data_plt_arm::Output_data_plt_arm): Take additional argument
3126 for the section alignment.
3127 (Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
3128 method.
3129 (Output_data_plt_arm::first_plt_entry_offset): Call it.
3130 (Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
3131 method.
3132 (Output_data_plt_arm::get_plt_entry_size): Call it.
3133 (Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
3134 (Output_data_plt_arm::fill_plt_entry): New method that calls it.
3135 (Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
3136 method.
3137 (Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
3138 (Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
3139 method instead of sizeof(plt_entry).
3140 (Output_data_plt_arm::add_entry): Likewise.
3141 Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
3142 (Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
3143 than static method.
3144 (Target_arm::plt_entry_size): Likewise.
3145 (Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
3146 Move to ...
3147 (Output_data_plt_arm_standard): ... here, new class.
3148 (Output_data_plt_arm::do_write): Move guts of PLT filling to...
3149 (Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
3150 (Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.
3151
3152 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
3153 Take additional argument for the PLT entry size.
3154 (Output_data_plt_x86_64::get_tlsdesc_plt_offset):
3155 Use get_plt_entry_size method rather than plt_entry_size variable.
3156 (Output_data_plt_x86_64::reserve_slot): Likewise.
3157 (Output_data_plt_x86_64::do_adjust_output_section): Likewise.
3158 (Output_data_plt_x86_64::add_entry): Likewise.
3159 (Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
3160 (Output_data_plt_x86_64::address_for_global): Likewise.
3161 (Output_data_plt_x86_64::address_for_local): Likewise.
3162 (Output_data_plt_x86_64::set_final_data_size): Likewise.
3163 (Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
3164 Make method non-static.
3165 (Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
3166 method.
3167 (Output_data_plt_x86_64::get_plt_entry_size): Just call that.
3168 (Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
3169 (Output_data_plt_x86_64::add_eh_frame): New method to call it.
3170 (Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
3171 virtual method.
3172 (Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
3173 (Output_data_plt_x86_64::do_fill_plt_entry): New abstract
3174 virtual method.
3175 (Output_data_plt_x86_64::fill_plt_entry): New method to call it.
3176 (Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
3177 virtual method.
3178 (Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
3179 (Output_data_plt_x86_64::plt_entry_size)
3180 (Output_data_plt_x86_64::first_plt_entry)
3181 (Output_data_plt_x86_64::plt_entry)
3182 (Output_data_plt_x86_64::tlsdesc_plt_entry)
3183 (Output_data_plt_x86_64::plt_eh_frame_fde_size)
3184 (Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
3185 (Output_data_plt_x86_64_standard): ... here, new class.
3186 (Target_x86_64::Target_x86_64): Take optional argument for the
3187 Target_info pointer to use.
3188 (Target_x86_64::do_make_data_plt): New virtual method.
3189 (Target_x86_64::make_data_plt): New method to call it.
3190 (Target_x86_64::init_got_plt_for_update): Use that.
3191 Call this->plt_->add_eh_frame method here.
3192 (Output_data_plt_x86_64::init): Don't do add_eh_frame_for_plt here.
3193 (Target_x86_64::first_plt_entry_offset): Call method on this->plt_
3194 rather than static method.
3195 (Target_x86_64::plt_entry_size): Likewise.
3196 (Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
3197 rather than plt_entry_size variable. Move guts of PLT filling to...
3198 (Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
3199 (Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
3200 (Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.
3201
3202 * i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
3203 additional argument for the section alignment.
3204 Don't do add_eh_frame_for_plt here.
3205 (Output_data_plt_i386::first_plt_entry_offset): Make the method
3206 non-static. Use get_plt_entry_size method rather than plt_entry_size
3207 variable.
3208 (Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
3209 method.
3210 (Output_data_plt_i386::get_plt_entry_size): Call it.
3211 (Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
3212 (Output_data_plt_i386::add_eh_frame): New method to call it.
3213 (Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
3214 method.
3215 (Output_data_plt_i386::fill_first_plt_entry): New method to call it.
3216 (Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
3217 method.
3218 (Output_data_plt_i386::fill_plt_entry): New method to call it.
3219 (Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
3220 method instead of plt_entry_size.
3221 (Output_data_plt_i386::plt_entry_size)
3222 (Output_data_plt_i386::plt_eh_frame_fde_size)
3223 (Output_data_plt_i386::plt_eh_frame_fde): Move to ...
3224 (Output_data_plt_i386_standard): ... here, new class.
3225 (Output_data_plt_i386_exec): New class.
3226 (Output_data_plt_i386::exec_first_plt_entry): Move to ...
3227 (Output_data_plt_i386_exec::first_plt_entry): ... here.
3228 (Output_data_plt_i386::exec_plt_entry): Move to ...
3229 (Output_data_plt_i386_exec::plt_entry): ... here.
3230 (Output_data_plt_i386_dyn): New class.
3231 (Output_data_plt_i386::first_plt_entry): Move to ...
3232 (Output_data_plt_i386_dyn::first_plt_entry): ... here.
3233 (Output_data_plt_i386::dyn_plt_entry): Move to ...
3234 (Output_data_plt_i386_dyn::plt_entry): ... here.
3235 (Target_i386::Target_i386): Take optional argument for the Target_info
3236 pointer to use.
3237 (Target_i386::do_make_data_plt): New virtual method.
3238 (Target_i386::make_data_plt): New method to call it.
3239 (Target_i386::make_plt_section): Use that.
3240 Call this->plt_->add_eh_frame method here.
3241 (Output_data_plt_i386::add_entry): Use get_plt_entry_size method
3242 rather than plt_entry_size variable.
3243 (Output_data_plt_i386::add_local_ifunc_entry): Likewise.
3244 (Output_data_plt_i386::address_for_local): Likewise.
3245 (Output_data_plt_i386::do_write): Likewise.
3246 Move guts of PLT filling to...
3247 (Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
3248 (Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
3249 (Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
3250 (Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.
3251
b9b9f2ee
CC		 32522012-05-01 Cary Coutant <ccoutant@google.com>
3253
3254 * dwarf_reader.cc (Dwarf_die::read_attributes)
3255 (Dwarf_die::skip_attributes, Dwarf_die::int_attribute)
3256 (Dwarf_die::uint_attribute): Remove DW_FORM_null.
3257 * reduced_debug_output.cc
3258 (Output_reduced_debug_info_section::get_die_end): Remove
3259 DW_FORM_GNU_ref_index. Add default case.
3260
57923f48
MW		 32612012-04-26 Mark Wielaard <mjw@redhat.com>
3262
3263 * dwarf_reader.cc (Dwarf_die::address_attribute): New function.
3264 * dwarf_reader.h (Dwarf_die::address_attribute): Likewise.
3265 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Handle
3266 DW_AT_high_pc as offset from DW_AT_low_pc.
3267
3268 * testsuite/Makefile.am (gdb_index_test_3.sh): New test case.
3269 * testsuite/Makefile.in: Regenerate.
3270 * testsuite/gdb_index_test_3.c: New test source file.
3271 * testsuite/gdb_index_test_3.sh: New test source file.
3272
2c54b4f4
ILT		 32732012-04-25 Ian Lance Taylor <iant@google.com>
3274
3275 * arm.cc (Target_arm::do_is_defined_by_abi): Make sym a const
3276 pointer.
3277 (Stub_addend_reader::operator()): Declare Arm_relocate_functions
3278 as a class, not a struct.
3279 (Target_arm::scan_span_for_cortex_a8_erratum): Likewise.
3280 (Target_arm::apply_cortex_a8_workaround): Likewise.
3281 * gc.h: Declare Reloc_types as a struct, not a class.
3282 * object.h: Declare Symbols_data as a struct.
3283 * reloc.h: Declare Read_relocs_data as a struct.
3284 * target.h: Declare Relocate_info as a struct.
3285
a5a5f7a3
DM		 32862012-04-24 David S. Miller <davem@davemloft.net>
3287
3288 * sparc.cc (Target_sparc::Relocate::relax_call): New function.
3289 (Target_sparc::Relocate::relocate): Call it for R_SPARC_WDISP30
3290 and R_SPARC_WPLT30.
3291
f038d496
CC		 32922012-04-24 Cary Coutant <ccoutant@google.com>
3293
3294 * incremental-dump.cc (find_input_containing_global): Replace
3295 magic number with symbolic constant.
3296 (dump_incremental_inputs): Update version number.
3297 * incremental.cc (Output_section_incremental_inputs): Update version
3298 number; import symbolic constants from Incremental_inputs_reader.
3299 (Incremental_inputs::create_data_sections): Align relocations
3300 section correctly for 64-bit targets.
3301 (Output_section_incremental_inputs::set_final_data_size): Use symbolic
3302 constants; add padding.
3303 (Output_section_incremental_inputs::write_header): Add assert for
3304 header_size.
3305 (Output_section_incremental_inputs::write_input_files): Add assert
3306 for input_entry_size.
3307 (Output_section_incremental_inputs::write_info_blocks): Add padding;
3308 add assert for object_info_size, input_section_entry_size,
3309 global_sym_entry_size.
3310 * incremental.h (Incremental_inputs_reader): Add symbolic constants
3311 for data structure sizes; use them.
3312 (Incremental_input_entry_reader): Import symbolic constants from
3313 Incremental_inputs_reader; use them.
3314
a4d85145
DM		 33152012-04-23 David S. Miller <davem@davemloft.net>
3316
3317 * sparc.cc (class Target_sparc): Add elf_machine_, elf_flags_,
3318 and elf_flags_set_.
3319 (Target_sparc::Target_sparc): Initialize new fields.
3320 (Target_sparc::do_make_elf_object): New function.
3321 (Target_sparc::do_adjust_elf_header): New function.
3322
1d509098
CC		 33232012-04-23 Cary Coutant <ccoutant@google.com>
3324
3325 * gdb-index.cc (Gdb_index::do_write): Use Swap_aligned32 for writing
3326 CU range table of gdb index.
3327
7ebeff7f
DM		 33282012-04-20 David S. Miller <davem@davemloft.net>
3329
3330 * target.cc (Sized_target::do_adjust_elf_header): Use big_endian
3331 instead of false.
3332
13cf9988
DM		 33332012-04-16 David S. Miller <davem@davemloft.net>
3334
2a1079e8
DM		 3335 * sparc.cc (Target_sparc::got_address): New function.
3336 (Sparc_relocate_functions::gdop_hix22): New function.
3337 (Sparc_relocate_functions::gdop_lox10): New function.
3338 (Target_sparc::Scan::local): Do not emit a GOT entry for GOTDATA
3339 relocs.
3340 (Target_sparc::Scan::local): Likewise if the global symbol is not
3341 preemptible and is not IFUNC.
3342 (Target_sparc::Relocate::relocate): Perform GOTDATA code
3343 transformations for local and non-preemptible non-IFUNC global
3344 symbols.
3345
0bc964fc
DM		 3346 * gdb-index.cc (Gdb_index::do_write): Use Swap_unaligned when
3347 writing out 64-bit part of ranges.
3348
661d7a80
DM		 3349 * Makefile.am: Build IFUNC tests with -fPIC and -fPIE instead of
3350 -fpic and -fpie respectively.
3351 * Makefile.in: Regenerate.
3352
8c2bf391
DM		 3353 * sparc.cc (class Target_sparc): Add rela_ifunc_.
3354 (Target_sparc::Target_sparc): Initialize new field.
3355 (Target_sparc::do_plt_section_for_global): New function.
3356 (Target_sparc::do_plt_section_for_local): New function.
3357 (Target_sparc::reloc_needs_plt_for_ifunc): New function.
3358 (Target_sparc::make_plt_section): New function, broken out of
3359 make_plt_entry. Use ORDER_NON_RELRO_FIRST for ".plt".
3360 (Target_sparc::make_plt_entry): Call make_plt_section.
3361 (Target_sparc::make_local_ifunc_plt_entry): New function.
3362 (Target_sparc::rela_ifunc_section): New function.
3363 (Target_sparc::plt_section): Remove const.
3364 (Output_data_plt_sparc): Update declarations. Define Global_ifunc
3365 and Local_ifunc types. Add global_ifuncs_, local_ifuncs_, ifunc_rel_,
3366 and ifunc_count_ fields.
3367 (Output_data_plt_sparc::Output_data_plt_sparc): Initialize new fields.
3368 (Output_data_plt_sparc::add_entry): Handle IFUNC symbols.
3369 (Output_data_plt_sparc::add_local_ifunc_entry): New function.
3370 (Output_data_plt_sparc::rela_ifunc): New function.
3371 (Output_data_plt_sparc::emit_pending_ifunc_relocs): New function.
3372 (Output_data_plt_sparc::has_ifunc_section): New function.
3373 (Output_data_plt_sparc::entry_count): Include ifunc_count_.
3374 (Output_data_plt_sparc::address_for_global): New function.
3375 (Output_data_plt_sparc::address_for_local): New function.
3376 (Output_data_plt_sparc::plt_index_to_offset): New function.
3377 (Output_data_plt_sparc::set_final_data_size): Use plt_index_to_offset
3378 and entry_count.
3379 (Output_data_plt_sparc::do_write): Use first_plt_entry_offset and
3380 entry_count.
3381 (Target_sparc::Scan::get_reference_flags): Add R_SPARC_IRELATIVE and
3382 R_SPARC_JMP_IREL to switch.
3383 (Target_sparc::Scan::check_non_pic): Likewise.
3384 (Target_sparc::Scan::local): Handle IFUNC symbols.
3385 (Target_sparc::Scan::local): Likewise.
3386 (Target_sparc::Relocate::relocate): Likewise, use plt_address_for_global
3387 and plt_address_for_local.
3388 (Target_sparc::do_finalize_sections): Call emit_pending_ifunc_relocs.
3389 Define __rel_iplt_start and __rel_iplt_end if doing a static link.
3390
13cf9988
DM		 3391 * output.h (Output_reloc): Allow use_plt_offset for global relocs too.
3392 (class Output_data_reloc): Adjust calls to Output_reloc_type.
3393 (Output_data_reloc::add_global_relative): (RELA only) Add use_plt_offset.
3394 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag for
3395 global relocs too.
3396 (Output_reloc::symbol_value): Respect use_plt_offset_ for global symbols.
3397 * powerpc.cc (Target_powerpc::Scan::global): Adjust add_global_relative
3398 calls.
3399 * sparc.cc (Target_sparc::Scan::global): Likewise.
3400 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3401
31821be0
CC		 34022012-04-16 Cary Coutant <ccoutant@google.com>
3403
3404 * archive.cc (Library_base::should_include_member): Check for
3405 --export-dynamic-symbol.
3406 * options.h (class General_options): Add --export-dynamic-symbol.
3407 * symtab.cc (Symbol::should_add_dynsym_entry): Check for
3408 --export-dynamic-symbol.
3409 (Symbol_table::gc_mark_undef_symbols): Likewise.
3410 (Symbol_table::do_add_undefined_symbols_from_command_line): Likewise.
3411
2615994e
DM		 34122012-04-12 David S. Miller <davem@davemloft.net>
3413
3414 * sparc.cc (Reloc::wdisp10): New relocation method.
3415 (Reloc::h34): Likewise.
3416 (Target_sparc::Scan::check_non_pic): Handle R_SPARC_H34.
3417 (Target_sparc::Scan::get_reference_flags): Handle R_SPARC_H34 and
3418 R_SPARC_WDISP10.
3419 (Target_sparc::Scan::local): Likewise.
3420 (Target_sparc::Scan::global): Likewise.
3421 (Target_sparc::Relocate::relocate): Likewise.
3422
6782735d
CC		 34232012-04-09 Cary Coutant <ccoutant@google.com>
3424
3425 * gdb-index.cc (Gdb_index_info_reader::record_cu_ranges): Allow
3426 low_pc == 0.
3427
8c7a0b00
ILT		 34282012-04-06 Ian Lance Taylor <iant@google.com>
3429
3430 * timer.cc: #include <unistd.h>.
3431
58797674
RM		 34322012-04-06 Roland McGrath <mcgrathr@google.com>
3433
3434 * configure.in (AC_CHECK_HEADERS): Add locale.h.
3435 * config.in: Regenerate.
3436 * configure: Regenerate.
3437
44350750
NC		 34382012-04-05 Nick Clifton <nickc@redhat.com>
3439
3440 * configure.ac (AC_CHECK_FUNCS): Add setlocale.
3441 (AM_LC_MESSAGES): Add.
3442 * aclocal.m4: Regenerate.
3443 * config.in: Regenerate.
3444 * configure: Regenerate.
3445
c1027032
CC		 34462012-03-21 Cary Coutant <ccoutant@google.com>
3447
3448 * Makefile.am: Add gdb-index.cc, gdb-index.h.
3449 * Makefile.in: Regenerate.
3450 * dwarf_reader.cc (Sized_elf_reloc_mapper::do_initialize): New function.
3451 (Sized_elf_reloc_mapper::symbol_section): New function.
3452 (Sized_elf_reloc_mapper::do_get_reloc_target): New function.
3453 (make_elf_reloc_mapper): New function.
3454 (Dwarf_abbrev_table::clear_abbrev_codes): New function.
3455 (Dwarf_abbrev_table::do_read_abbrevs): New function.
3456 (Dwarf_abbrev_table::do_get_abbrev): New function.
3457 (Dwarf_ranges_table::read_ranges_table): New function.
3458 (Dwarf_ranges_table::read_range_list): New function.
3459 (Dwarf_pubnames_table::read_section): New function.
3460 (Dwarf_pubnames_table::read_header): New function.
3461 (Dwarf_pubnames_table::next_name): New function.
3462 (Dwarf_die::Dwarf_die): New function.
3463 (Dwarf_die::read_attributes): New function.
3464 (Dwarf_die::skip_attributes): New function.
3465 (Dwarf_die::set_name): New function.
3466 (Dwarf_die::set_linkage_name): New function.
3467 (Dwarf_die::attribute): New function.
3468 (Dwarf_die::string_attribute): New function.
3469 (Dwarf_die::int_attribute): New function.
3470 (Dwarf_die::uint_attribute): New function.
3471 (Dwarf_die::ref_attribute): New function.
3472 (Dwarf_die::child_offset): New function.
3473 (Dwarf_die::sibling_offset): New function.
3474 (Dwarf_info_reader::check_buffer): New function.
3475 (Dwarf_info_reader::parse): New function.
3476 (Dwarf_info_reader::do_parse): New function.
3477 (Dwarf_info_reader::do_read_string_table): New function.
3478 (Dwarf_info_reader::lookup_reloc): New function.
3479 (Dwarf_info_reader::get_string): New function.
3480 (Dwarf_info_reader::visit_compilation_unit): New function.
3481 (Dwarf_info_reader::visit_type_unit): New function.
3482 (Sized_dwarf_line_info::Sized_dwarf_line_info): Use
3483 Sized_elf_reloc_mapper.
3484 (Sized_dwarf_line_info::symbol_section): Remove function.
3485 (Sized_dwarf_line_info::read_relocs): Use Sized_elf_reloc_mapper.
3486 (Sized_dwarf_line_info::read_line_mappings): Remove object
3487 parameter, adjust callers.
3488 (Sized_dwarf_line_info::format_file_lineno): Fix type of cast.
3489 * dwarf_reader.h: Include <sys/types.h>.
3490 (class Track_relocs): Remove forward declaration.
3491 (class Elf_reloc_mapper): New class.
3492 (class Sized_elf_reloc_mapper): New class.
3493 (class Dwarf_abbrev_table): New class.
3494 (class Dwarf_range_list): New class.
3495 (class Dwarf_ranges_table): New class.
3496 (class Dwarf_pubnames_table): New class.
3497 (class Dwarf_die): New class.
3498 (class Dwarf_info_reader): New class.
3499 (Sized_dwarf_line_info::read_line_mappings): Remove object parameter.
3500 (Sized_dwarf_line_info::symbol_section): Remove member function.
3501 * dynobj.h (Sized_dynobj::do_section_contents): Refactor code from
3502 base class.
3503 * gdb-index.cc: New source file.
3504 * gdb-index.h: New source file.
3505 * incremental.cc (Sized_relobj_incr::do_layout): Track .debug_info
3506 and .debug_types sections, call Layout::add_to_gdb_index.
3507 (Sized_relobj_incr::do_section_name): Implement.
3508 (Sized_relobj_incr::do_section_contents): Adjust parameter list and
3509 return type; Implement.
3510 (Sized_incr_dynobj::do_section_contents): Adjust parameter list and
3511 return type.
3512 * incremental.h (Sized_relobj_incr::do_section_contents): Adjust
3513 parameter list and return type.
3514 (Sized_incr_dynobj::do_section_contents): Likewise.
3515 * layout.cc: Include gdb-index.h.
3516 (Layout::Layout): Initialize gdb_index_data_.
3517 (Layout::init_fixed_output_section): Check for .gdb_index section.
3518 (Layout::add_to_gdb_index): New function. Instantiate.
3519 * layout.h: Add forward declaration for class Gdb_index.
3520 (Layout::add_to_gdb_index): New member function.
3521 (Layout::gdb_index_data_): New data member.
3522 * main.cc: Include gdb-index.h.
3523 (main): Print statistics for gdb index.
3524 * object.cc (Object::section_contents): Move code into
3525 do_section_contents.
3526 (need_decompressed_section): Check for sections needed when building
3527 gdb index.
3528 (build_compressed_section_map): Likewise.
3529 (Sized_relobj_file::do_read_symbols): Need local symbols when building
3530 gdb index.
3531 (Sized_relobj_file::do_layout): Track .debug_info and .debug_types
3532 sections; call Layout::add_to_gdb_index.
3533 (Sized_relobj_file::do_decompressed_section_contents): Call
3534 do_section_contents directly.
3535 * object.h (Object::do_section_contents): Adjust parameter list and
3536 return type.
3537 (Object::do_decompressed_section_contents): Call do_section_contents
3538 directly.
3539 (Sized_relobj_file::do_section_contents): Adjust parameter list and
3540 return type.
3541 * options.h (class General_options): Add --gdb-index option.
3542 * plugin.cc (Sized_pluginobj::do_section_contents): Adjust parameter
3543 list and return type.
3544 * plugin.h (Sized_pluginobj::do_section_contents): Likewise.
3545 * reloc.h (Track_relocs::checkpoint): New function.
3546 (Track_relocs::reset): New function.
3547
3548 * testsuite/Makefile.am (gdb_index_test_1.sh, gdb_index_test_2.sh):
3549 New test cases.
3550 * testsuite/Makefile.in: Regenerate.
3551 * testsuite/gdb_index_test.cc: New test source file.
3552 * testsuite/gdb_index_test_1.sh: New test source file.
3553 * testsuite/gdb_index_test_2.sh: New test source file.
3554
647f1574
DK		 35552012-03-19 Doug Kwan <dougkwan@google.com>
3556
3557 * arm.cc (Target_arm::do_define_standard_symbols): New method.
2e702c99 3558 (Target_arm::do_finalize_sections): Remove code which defines
647f1574
DK		 3559 __exidx_start and __exidx_end. Make symbol table parameter
3560 anonymous as it is not used.
3561 * gold.cc (queue_middle_tasks): Call target hook to define any
3562 target-specific symbols.
3563 * target.h (Target::define_standard_symbols): New method.
3564 (Target::do_define_standard_symbols): Same.
3565 * testsuite/Makefile.am (arm_exidx_test): Dump relocations also.
3566 * testsuite/Makefile.in: Regenerate.
3567 * testsuite/arm_exidx.s: Generate data relocations for __exidx_start
3568 and __exidx_end.
3569 * testsuite/arm_exidx_test.sh: Check that no unused dynamic
3570 relocations are generated for __exidx_start and __exidx_end.
3571
7c6109da
DK		 35722012-03-16 Doug Kwan <dougkwan@google.com>
3573
3574 * testsuite/Makefile.am: Disable test initpri3b.
3575 * testsuite/Makefile.in: Regenerate.
3576
7b8957f8
DK		 35772012-03-15 Doug Kwan <dougkwan@google.com>
3578
3579 * arm.cc (Target_arm::got_section): Make .got section read-only
3580 if -z now is given.
3581
14dc9ef7
ILT		 35822012-03-15 Ian Lance Taylor <iant@google.com>
3583
3584 PR gold/13850
3585 * layout.cc (Layout::make_output_section): Correctly mark
3586 SHT_INIT_ARRAY, et. al., as relro.
3587
fa40b62a
DK		 35882012-03-14 Doug Kwan <dougkwan@google.com>
3589
3590 * gold/arm.cc (Target_arm::Scan::global): Generate R_ARM_GLOB_DAT
3591 dynamic relocations for protected symbols in shared objects.
3592
fd325007
ILT		 35932012-03-13 Ian Lance Taylor <iant@google.com>
3594
3595 * resolve.cc (Symbol_table::resolve): When merging common symbols,
3596 keep the larger alignment.
3597
e8dd54e1
CC		 35982012-03-12 Cary Coutant <ccoutant@google.com>
3599
3600 * dwarf_reader.cc (Sized_dwarf_line_info::process_one_opcode): Fix
3601 handling of DW_LNE_define_file.
3602
feb5f3b0
CC		 36032012-03-12 Cary Coutant <ccoutant@google.com>
3604
3605 * reduced_debug_output.cc
3606 (Output_reduced_debug_info_section::get_die_end): Add new FORM
3607 codes to switch.
3608
a1fb4256
CC		 36092012-02-29 Cary Coutant <ccoutant@google.com>
3610
3611 * object.cc (need_decompressed_section): Add #ifdef ENABLE_THREADS.
3612
5dd8762a
CC		 36132012-02-29 Cary Coutant <ccoutant@google.com>
3614
3615 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
3616 Call Object::decompressed_section_contents.
3617 * dwarf_reader.h (Sized_dwarf_line_info::~Sized_dwarf_line_info):
3618 New dtor.
3619 (Sized_dwarf_line_info::buffer_start_): New data member.
3620 * merge.cc (Output_merge_data::do_add_input_section): Call
3621 Object::decompressed_section_contents.
3622 (Output_merge_string::do_add_input_section): Likewise.
3623 * object.cc (need_decompressed_section): New function.
3624 (build_compressed_section_map): Decompress sections needed later.
3625 (Sized_relobj_file::do_decompressed_section_contents): New function.
3626 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3627 * object.h (Object::decompressed_section_contents): New function.
3628 (Object::discard_decompressed_sections): New function.
3629 (Object::do_decompressed_section_contents): New function.
3630 (Object::do_discard_decompressed_sections): New function.
3631 (Compressed_section_info): New type.
3632 (Compressed_section_map): Include decompressed section contents.
3633 (Sized_relobj_file::do_decompressed_section_contents): New function.
3634 (Sized_relobj_file::do_discard_decompressed_sections): New function.
3635
7b5de7ee
CC		 36362012-02-16 Cary Coutant <ccoutant@google.com>
3637
3638 * testsuite/Makefile.am (initpri2): Add --ctors-in-init-array option.
3639 * testsuite/Makefile.in: Regenerate.
3640
f9fa4a63
CC		 36412012-02-14 Cary Coutant <ccoutant@google.com>
3642
3643 * options.cc (General_options::finalize): Disallow -pie and -static.
3644
2c175ebc
DK		 36452012-02-03 Doug Kwan <dougkwan@google.com>
3646
3647 * arm.cc (Arm_relocate_functions::abs8,
3648 Arm_relocate_functions::abs16): Use
3649 Bits::has_signed_unsigned_overflow32.
3650 (Arm_relocate_functions::thm_abs8): Correct range of
3651 overflow check.
3652 * reloc.h (Bits class): Change minimum number of bits from 0 to 1
3653 in assertions.
3654
90cff06f
DK		 36552012-02-02 Doug Kwan <dougkwan@google.com>
3656
3657 * arm.cc (Reloc_stub::stub_type_for_reloc): Use PIC stubs in all
3658 position independent outputs, not just shared objects.
3659
63887f3d
L		 36602012-01-30 H.J. Lu <hongjiu.lu@intel.com>
3661
3662 * configure.ac: Check if -fpic -mtls-dialect=gnu2 works.
3663 * configure: Regenerated.
3664
bef2b434
ILT		 36652012-01-27 Ian Lance Taylor <iant@google.com>
3666
3667 * reloc.h (Bits): New class with static functions, copied from
3668 namespace utils in arm.cc.
3669 * arm.cc (namespace utils): Remove. Rewrite all uses to use Bits
3670 instead.
3671
c335b55d
L		 36722012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3673
3674 * incremental.cc (write_info_blocks): Correct relocation offset.
3675
41194d9f
L		 36762012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3677
3678 * x86_64.cc (Relocate::tls_gd_to_ie): Support x32.
3679 (Relocate::tls_gd_to_le): Likewise.
3680
1bae613c
L		 36812012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3682
3683 * x86_64.cc (Scan::global): Support x32 IFUNC function pointer.
3684
24482ca0
L		 36852012-01-27 H.J. Lu <hongjiu.lu@intel.com>
3686
3687 * configure.ac: Check if -mcmodel=medium works.
3688 * configure: Regenerated.
3689
c2c7840a
CC		 36902012-01-24 Cary Coutant <ccoutant@google.com>
3691
3692 * int_encoding.cc (read_unsigned_LEB_128): Replaced with inline
3693 definition and ...
3694 (read_unsigned_LEB_128_x): ... this new function.
3695 (read_signed_LEB_128): Replaced with inline definition and ...
3696 (read_signed_LEB_128_x): ... this new function.
3697 * int_encoding.h (read_unsigned_LEB_128_x): New function.
3698 (read_unsigned_LEB_128): Add inline definition.
3699 (read_signed_LEB_128_x): New function.
3700 (read_signed_LEB_128): Add inline definition.
3701 * testsuite/Makefile.am (leb128_unittest): New unit test.
3702 * testsuite/Makefile.in: Regenerate.
3703 * testsuite/leb128_unittest.cc: New unit test.
3704
833de760 37052012-01-23 Ian Lance Taylor <iant@google.com>
9dee3b3c
ILT		 3706
3707 PR gold/13617
3708 * i386.cc (Target_i386::do_code_fill): When using a jmp
3709 instruction, pad with nop instructions.
3710 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3711
618d6666
L		 37122012-01-22 H.J. Lu <hongjiu.lu@intel.com>
3713
3714 * x86_64.cc (gc_process_relocs): Add typename on types used in
3715 template.
3716 (scan_relocs): Likewise.
3717 (relocate_section): Likewise.
3718 (apply_relocation): Likewise.
3719
3660ff06
L		 37202012-01-10 H.J. Lu <hongjiu.lu@intel.com>
3721
3722 * x86_64.cc (Scan::check_non_pic): Allow R_X86_64_32 for x32.
3723 (Scan::local): Use R_X86_64_RELATIVE relocation for R_X86_64_32
3724 under x32.
3725
fc51264f
L		 37262012-01-09 H.J. Lu <hongjiu.lu@intel.com>
3727
3728 * x86_64.cc: Initial support for x32.
3729
dd74ae06
CC		 37302012-01-03 Cary Coutant <ccoutant@google.com>
3731
3732 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
3733 Use abstract base class for GOT.
3734 * gold/output.h (class Output_data_got_base): New abstract base class.
3735 (class Output_data_got): Derive from new base class, adjust ctors.
3736 (Output_data_got::reserve_slot): Make virtual; rename to
3737 do_reserve_slot; Adjust callers.
3738 * gold/target.h (Sized_target::init_got_plt_for_update): Return
3739 pointer to abstract base class.
3740 * gold/x86_64.cc (Target_x86_64::init_got_plt_for_update): Likewise.
3741
83896202
ILT		 37422011-12-18 Ian Lance Taylor <iant@google.com>
3743
3744 * object.h (Relobj::local_symbol_value): New function.
3745 (Relobj::local_plt_offset): New function.
3746 (Relobj::local_has_got_offset): New function.
3747 (Relobj::local_got_offset): New function.
3748 (Relobj::set_local_got_offset): New function.
3749 (Relobj::do_local_symbol_value): New pure virtual function.
3750 (Relobj::do_local_plt_offset): Likewise.
3751 (Relobj::do_local_has_got_offset): Likewise.
3752 (Relobj::do_local_got_offset): Likewise.
3753 (Relobj::do_set_local_got_offset): Likewise.
3754 (Sized_relobj::do_local_has_got_offset): Rename from
3755 local_has_got_offset.
3756 (Sized_relobj::do_local_got_offset): Rename from local_got_offset.
3757 (Sized_relobj::do_set_local_got_offset): Rename from
3758 set_local_got_offset.
3759 (Sized_relobj_file::do_local_plt_offset): Rename from
3760 local_plt_offset.
3761 (Sized_relobj_file::do_local_symbol_value): New function.
3762 * object.cc (Sized_relobj_file::do_local_plt_offset): Rename from
3763 local_plt_offset.
3764 * output.cc (Output_data_got::Got_entry::write): Change object to
3765 Relobj. Use local_symbol_value.
3766 (Output_data_got::add_global_with_rel): Change rel_dyn to
3767 Output_data_reloc_generic*. Use add_global_generic.
3768 (Output_data_got::add_global_with_rela): Remove. Change all
3769 callers to use add_global_with_rel.
3770 (Output_data_got::add_global_pair_with_rel): Change rel_dyn to
3771 Output_data_reloc_generic*. Use add_global_generic.
3772 (Output_data_got::add_global_pair_with_rela): Remove. Change all
3773 callers to use add_global_pair_with_rel.
3774 (Output_data_got::add_local): Change object to Relobj*.
3775 (Output_data_got::add_local_plt): Likewise.
3776 (Output_data_got::add_local_with_rel): Change object to Relobj*,
3777 change rel_dyn to Output_data_reloc_generic*. Use
3778 add_local_generic.
3779 (Output_data_got::add_local_with_rela): Remove. Change all
3780 callers to use all_local_with_rel.
3781 (Output_data_got::add_local_pair_with_rel): Change object to
3782 Relobj*, change rel_dyn to Output_data_reloc_generic*. Use
3783 add_output_section_generic.
3784 (Output_data_got::add_local_pair_with_rela): Remove. Change all
3785 callers to use add_local_pair_with_rel.
3786 (Output_data_got::reserve_local): Change object to Relobj*.
3787 * output.h: (class Output_data_reloc_generic): Add pure virtual
3788 declarations for add_global_generic, add_local_generic,
3789 add_output_section_generic.
3790 (class Output_data_reloc) [SHT_REL, SHT_RELA]: Implement new
3791 functions for Output_data_reloc_generic. Update declarations for
3792 changes listed in output.cc.
3793 (class Output_data_got): Change template parameter to got_size.
3794 Don't define Rel_dyn or Rela_dyn. Update declarations per above.
3795 * incremental.h (Sized_relobj_incr::do_local_symbol_value): New
3796 function.
3797 (Sized_relobj_incr::do_local_plt_offset): New function.
3798 * copy-relocs.cc (Copy_relocs::Copy_reloc_entry::emit): Call
3799 add_global_generic.
3800
76677ad0
CC		 38012011-12-17 Cary Coutant <ccoutant@google.com>
3802
3803 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Add casts.
3804 * resolve.cc (Symbol_table::resolve): Likewise.
3805 * i386.cc (Target_i386::do_code_fill): Use char constants for nop
3806 arrays.
3807 * x86_64.cc (Target_x86_64::do_code_fill): Likewise.
3808
8b8dd8d5
ILT		 38092011-12-16 Ian Lance Taylor <iant@google.com>
3810
3811 * output.h (Output_data_reloc_generic::add): Only call
3812 add_dynamic_reloc if this is a dynamic reloc section.
3813
d55525b9
L		 38142011-12-15 H.J. Lu <hongjiu.lu@intel.com>
3815
3816 PR gold/13505
3817 * target-reloc.h (apply_relocation): Replace <64, false> with
3818 <size, big_endian>.
3819
ff81c7c1
NC		 38202011-11-25 Nick Clifton <nickc@redhat.com>
3821
3822 * po/it.po: New Italian translation.
3823
628f39be
SA		 38242011-11-17 Sterling Augustine <saugustine@google.com>
3825
3826 * script.cc (script_include_directive): Implement.
3827 (read_script_file): New local variables name and search_path. Update
3828 comment. Call IS_ABSOLUTE_PATH and Dirsearch::find_file_in_dir_list.
3829 * dirsearch.h (Dirsearch::find_file_in_dir_list): Declare new method.
3830 * dirsearch.cc (Dirsearch::find_file_in_dir_list): Implement it.
3831
98ef3ea4
SA		 38322011-11-11 Sterling Augustine <saugustine@google.com>
3833
3834 * yyscript.y (section_cmd): Add support for INCLUDE directive.
3835 (file_or_sections_cmd): Likewise.
3836
f4a8b6d7
DK		 38372011-11-11 Doug Kwan <dougkwan@google.com>
3838
3839 * arm.cc (Target_arm::do_make_elf_object): Allow executable also
3840 if --just-symbols is given.
3841
29ab395d
DK		 38422011-11-10 Doug Kwan <dougkwan@google.com>
3843
3844 PR gold/13362
3845 * arm.cc (Target_arm::Relocate::relocate_tls): Do unaligned accesses
3846 when processing data relocs.
3847 * reloc.h (Relocate_functions::rel_unaligned): New method.
3848 (Relocate_functions::pcrel_unaligned): Ditto.
3849 (Relocate_functions::rel32_unaligned): Ditto.
3850 (Relocate_functions::pcrel32_unaligned): Ditto.
3851
2c339f71
DK		 38522011-11-09 Doug Kwan <dougkwan@google.com>
3853
3854 PR gold/13362
3855 * arm.cc (Arm_scan_relocatable_relocs::Default_scan_relocatable_relocs):
3856 Use unaligned 4-byte relocs for static 32-bit data as required by EABI.
3857 * reloc.h (Relocatable_relocs::Reloc_strategy): New enum
3858 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3859 (Relocate_functions::rel_unaligned): New.
3860 (Relocate_functions::rel32_unaligned): New.
3861 * target-reloc.h (relocate_for_relocatable): Add code to handle
3862 RELOC_ADJUST_FOR_SECTION_4_UNALIGNED.
3863 * testsuite/Makefile.am (arm_unaligned_reloc_r.stdout,
3864 arm_unaligned_reloc_r): New targets.
3865 * testsuite/Makefile.in: Regenerate.
3866 * arm_unaligned_reloc.sh: Check unaligned relocs in relocatable
3867 linking.
3868
3f3cddf1
ILT		 38692011-11-02 Ian Lance Taylor <iant@google.com>
3870
3871 * configure.ac: Add --with-lib-path option. Define LIB_PATH and
3872 NATIVE_LINKER.
3873 * Makefile.am (AM_CPPFLAGS): Define TOOLLIBDIR.
3874 * options.cc (General_options::finalize): Use library search path
3875 from configure script if specified. If not native and no sysroot,
3876 only search TOOLLIBDIR.
3877 * options.h (Search_directory::Search_directory): Change name to
3878 const std::string&.
3879 (General_options::add_to_library_path_with_sysroot): Change arg to
3880 const std::string&.
3881 * configure, Makefile.in, config.in: Rebuild.
3882
a8e2273b
ILT		 38832011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3884
3885 * arm.cc (Target_arm::may_use_v5t_interworking): Check whether
3886 we are working around the ARM1176 Erratum.
3887 * options.h (General_options::fix_arm1176): Add option.
3888 * testsuite/Makefile.am: Add testcases, and keep current ones
3889 working.
3890 * testsuite/Makefile.in: Regenerate.
3891 * testsuite/arm_fix_1176.s: New file.
3892 * testsuite/arm_fix_1176.sh: Likewise.
3893
cd6eab1c
ILT		 38942011-11-02 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
3895
3896 * arm.cc (Target_arm::Target_arm): Remove initialisation of
3897 may_use_blx_.
3898 (Target_arm::may_use_blx): Remove method.
3899 (Target_arm::set_may_use_blx): Likewise.
3900 (Target_arm::may_use_v4t_interworking): New method.
3901 (Target_arm::may_use_v5t_interworking): Likewise.
3902 (Target_arm::may_use_blx_): Remove member variable.
3903 (Arm_relocate_functions::arm_branch_common): Check for v5T
3904 interworking.
3905 (Arm_relocate_functions::thumb_branch_common): Likewise.
3906 (Reloc_stub::stub_type_for_reloc): Likewise.
3907 (Target_arm::do_finalize_sections): Correct interworking checks.
3908 * testsuite/Makefile.am: Add new tests.
3909 * testsuite/Makefile.in: Regenerate.
3910 * testsuite/arm_farcall_arm_arm.s: New test.
3911 * testsuite/arm_farcall_arm_arm.sh: Likewise.
3912 * testsuite/arm_farcall_arm_thumb.s: Likewise.
3913 * testsuite/arm_farcall_arm_thumb.sh: Likewise.
3914 * testsuite/arm_farcall_thumb_arm.s: Likewise.
3915 * testsuite/arm_farcall_thumb_arm.sh: Likewise.
3916 * testsuite/arm_farcall_thumb_thumb.s: Likewise.
3917 * testsuite/arm_farcall_thumb_thumb.sh: Likewise.
3918
286adcf4
CC		 39192011-10-31 Cary Coutant <ccoutant@google.com>
3920
3921 PR gold/13023
3922 * expression.cc (Expression::eval_with_dot): Add
3923 is_section_dot_assignment parameter.
3924 (Expression::eval_maybe_dot): Likewise. Adjust value when rhs is
3925 absolute and assigning to dot within a section.
3926 * script-sections.cc
3927 (Output_section_element_assignment::set_section_addresses): Pass
3928 dot_section to set_if_absolute.
3929 (Output_section_element_dot_assignment::finalize_symbols): Pass TRUE
3930 as is_section_dot_assignment flag to eval_with_dot.
3931 (Output_section_element_dot_assignment::set_section_addresses):
3932 Likewise.
3933 * script.cc (Symbol_assignment::set_if_absolute): Add dot_section
3934 parameter. Also set value if relative to dot_section; set the
3935 symbol's output_section.
3936 * script.h (Expression::eval_with_dot): Add is_section_dot_assignment
3937 parameter. Adjust all callers.
3938 (Expression::eval_maybe_dot): Likewise.
3939 (Symbol_assignment::set_if_absolute): Add dot_section parameter.
3940 Adjust all callers.
3941 * testsuite/script_test_2.t: Test assignment of an absolute value
3942 to dot within an output section element.
3943
9634ed06
CC		 39442011-10-31 Cary Coutant <ccoutant@google.com>
3945
3946 * options.h (class General_options): Add --[no-]gnu-unique options.
3947 * symtab.cc (Symbol_table::sized_write_globals): Convert
3948 STB_GNU_UNIQUE to STB_GLOBAL if --no-gnu-unique.
3949
de4101c7
CC		 39502011-10-31 Cary Coutant <ccoutant@google.com>
3951
3952 PR gold/13359
3953 * i386.cc (Target_i386::Relocate::relocate_tls): Remove
3954 unnecessary assertion.
3955 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Likewise.
3956
7257cc92
ST		 39572011-10-31 Sriraman Tallam <tmsriram@google.com>
3958
3959 * symtab.h (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3960 gc_mark_symbol.
3961 * symtab.cc (Symbol_table::gc_mark_symbol_for_shlib): Rename to
3962 gc_mark_symbol.
3963 Change to just keep the section associated with symbol.
3964 (Symbol_table::add_from_relobj): Mark symbols as not garbage when
3965 they are externally visible and --export-dynamic is turned on.
3966 (Symbol_table::gc_mark_dyn_syms): Call gc_mark_symbol.
3967
bfc34b3f
ILT		 39682011-10-19 Ian Lance Taylor <iant@google.com>
3969
3970 PR gold/13163
3971 * script-sections.cc
3972 (Output_section_element_dot_assignment::needs_output_section): New
3973 function.
3974
ea0d8c47
ILT		 39752011-10-19 Ian Lance Taylor <iant@google.com>
3976
3977 PR gold/13204
3978 * layout.cc (Layout::segment_precedes): Don't assert failure if a
3979 --section-start option was seen.
3980 * options.h (General_options::any_section_start): New function.
3981
abd242a9
DM		 39822011-10-18 David S. Miller <davem@davemloft.net>
3983
3984 PR binutils/13301
3985 * sparc.cc (Target_sparc::Relocate::reloc_adjust_addr_): New
3986 member to track relocation locations that have moved during TLS
3987 reloc optimizations.
3988 (Target_sparc::Relocate::Relocate): Initialize to NULL.
3989 (Target_sparc::Relocate::relocate): Adjust view down by 4
3990 bytes if it matches reloc_adjust_addr_.
3991 (Target_sparc::Relocate::relocate_tls): Always move the
3992 __tls_get_addr call delay slot instruction forward 4 bytes when
3993 performing relaxation.
3994
bab9090f
CC		 39952011-10-18 Cary Coutant <ccoutant@google.com>
3996
3997 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
3998 (Output_file::map_no_anonymous): Check for non-zero
3999 return code from posix_fallocate.
4000
f7c5b166
CC		 40012011-10-17 Cary Coutant <ccoutant@google.com>
4002
4003 PR gold/13245
4004 * plugin.cc (is_visible_from_outside): Check for symbols
4005 referenced from dynamic objects.
4006 * resolve.cc (Symbol_table::resolve): Don't count references
4007 from dynamic objects as references from real ELF files.
4008 * testsuite/plugin_test_2.sh: Adjust expected result.
4009
b490c0bb
CC		 40102011-10-17 Cary Coutant <ccoutant@google.com>
4011
4012 * gold.cc: Include timer.h.
4013 (queue_middle_tasks): Stamp time.
4014 (queue_final_tasks): Likewise.
4015 * main.cc (main): Store timer in parameters. Print timers
4016 for each pass.
4017 * parameters.cc (Parameters::Parameters): Initialize timer_.
4018 (Parameters::set_timer): New function.
4019 (set_parameters_timer): New function.
4020 * parameters.h (Parameters::set_timer): New function.
4021 (Parameters::timer): New function.
4022 (Parameters::timer_): New data member.
4023 (set_parameters_timer): New function.
4024 * timer.cc (Timer::stamp): New function.
4025 (Timer::get_pass_time): New function.
4026 * timer.h (Timer::stamp): New function.
4027 (Timer::get_pass_time): New function.
4028 (Timer::pass_times_): New data member.
4029
f475cf7b
CC		 40302011-10-17 Cary Coutant <ccoutant@google.com>
4031
4032 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
4033 task for members of lib groups.
4034
cdd7e244
CC		 40352011-10-17 Cary Coutant <ccoutant@google.com>
4036
4037 PR gold/13288
4f95c8b4 4038 * fileread.cc (File_read::find_view): Add assert.
cdd7e244
CC		 4039 (File_read::make_view): Move bounds check (replace with assert)...
4040 (File_read::find_or_make_view): ... to here.
4041
dfb45471
CC		 40422011-10-12 Cary Coutant <ccoutant@google.com>
4043
4f95c8b4 4044 * output.cc (Output_file::open_base_file): Handle case where
dfb45471
CC		 4045 ::read returns less than requested size.
4046
53bbcc1b
CC		 40472011-10-10 Cary Coutant <ccoutant@google.com>
4048
4f95c8b4 4049 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
53bbcc1b
CC		 4050 Initialize defined_count_.
4051 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
4052 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
4053 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
4054 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
4055 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
4f95c8b4 4056 * incremental.h (Sized_relobj_incr::defined_count_): New data
53bbcc1b
CC		 4057 member.
4058 (Sized_incr_dynobj::defined_count_): New data member.
4f95c8b4 4059 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
53bbcc1b
CC		 4060 Return zeroes instead of internal error.
4061
397b129b
CC		 40622011-10-10 Cary Coutant <ccoutant@google.com>
4063
4064 PR gold/13249
4f95c8b4 4065 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
397b129b 4066 (Output_reloc::symbol_value): Return PLT offset if flag is set.
4f95c8b4 4067 * output.h (class Output_reloc): Add use_plt_offset flag.
397b129b
CC		 4068 (Output_reloc::type_): Adjust size of bit field.
4069 (Output_reloc::use_plt_offset_): New bit field.
4070 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
4071 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
4072 flag. Adjust all callers.
4f95c8b4 4073 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
397b129b
CC		 4074 creating RELATIVE relocations.
4075
d5698657
NC		 40762011-10-10 Nick Clifton <nickc@redhat.com>
4077
4078 * po/es.po: Updated Spanish translation.
4079 * po/fi.po: Updated Finnish translation.
4080
6a59a5c2
DN		 40812011-10-03 Diego Novillo <dnovillo@google.com>
4082
4083 * options.cc (parse_uint): Fix dereference of RETVAL.
4084
f0558624
ST		 40852011-09-29 Sriraman Tallam <tmsriram@google.com>
4086
4087 * layout.h (section_order_map_): New member.
4088 (get_section_order_map): New member function.
4089 * output.cc (Output_section::add_input_section): Check for patterns
4090 only when --section-ordering-file is specified.
4091 * gold.cc (queue_middle_tasks): Delay updating order of sections till
4092 output_sections have been formed.
4093 * layout.cc (Layout_Layout): Initialize section_order_map_.
4094 * plugin.cc (update_section_order): Store order in order_map. Do not
4095 update the order.
4096 * testsuite/Makefile.am: Add test case for plugin_final_layout.
4097 * testsuite/Makefile.in: Regenerate.
4098 * testsuite/plugin_section_order.c: New file.
4099 * testsuite/plugin_final_layout.cc: New file.
4100 * testsuite/plugin_final_layout.sh: New file.
4101
a7dac153
CC		 41022011-09-29 Cary Coutant <ccoutant@google.com>
4103
4f95c8b4 4104 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
a7dac153 4105 Check for NULL.
4f95c8b4 4106 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
a7dac153
CC		 4107 symbols during incremental update.
4108 (Symbol_table::add_from_dynobj): Likewise.
4109
eebd87a5
ILT		 41102011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4111 Ian Lance Taylor <iant@google.com>
4112
4113 * symtab.cc (Symbol_table::define_special_symbol): Always
4114 canonicalize version string.
4115
403a3331
CC		 41162011-09-26 Cary Coutant <ccoutant@google.com>
4117
4f95c8b4
CC		 4118 * gold.cc (queue_initial_tasks): Move option checks ...
4119 * options.cc (General_options::finalize): ... to here. Disable
403a3331
CC		 4120 some options; make others fatal.
4121
235061c2
CC		 41222011-09-26 Cary Coutant <ccoutant@google.com>
4123
4124 gcc PR lto/47247
4125 * plugin.cc (get_symbols_v2): New function.
4126 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
4127 (is_referenced_from_outside): New function.
4128 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
4129 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
4130 (get_symbols): Pass version parameter.
4131 (get_symbols_v2): New function.
4132 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
4133 parameter.
4134 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
4135 (onload): Add LDPT_GET_SYMBOLS_V2.
4136 (all_symbols_read_hook): Use get_symbols_v2; check for
4137 LDPR_PREVAILING_DEF_IRONLY_EXP.
4138 * testsuite/plugin_test_3.sh: Update expected results.
4139
dc87f620
ILT		 41402011-09-23 Simon Baldwin <simonb@google.com>
4141
4142 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
4143 configuration options.
4144 * configure: Regenerate.
4145 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
4146 * Makefile.in: Regenerate.
4147 * testsuite/Makefile.in: Regenerate.
4148
a8279f82
ST		 41492011-09-19 Sriraman Tallam <tmsriram@google.com>
4150
4151 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
4152
0c9350c8
CC		 41532011-09-19 Cary Coutant <ccoutant@google.com>
4154
4155 * incremental.cc (can_incremental_update): Fix typo in comment.
4156 * incremental.h (can_incremental_update): Likewise.
4157
aa06ae28
CC		 41582011-09-18 Cary Coutant <ccoutant@google.com>
4159
4160 * incremental.cc (can_incremental_update): New function.
4161 * incremental.h (can_incremental_update): New function.
4162 * layout.cc (Layout::init_fixed_output_section): Call it.
4163 (Layout::make_output_section): Don't allow patch space in .eh_frame.
4164 * object.cc (Sized_relobj_file::do_layout): Call
4165 can_incremental_update.
4166
ebb300b2
CC		 41672011-09-13 Cary Coutant <ccoutant@google.com>
4168
4169 * configure.ac: Check for glibc support for gnu_indirect_function
4170 support with static linking, setting automake conditional
4171 IFUNC_STATIC.
4172 * Makefile.in: Regenerate.
4173 * configure: Regenerate.
4174
4175 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
4176 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
4177 for IFUNC_STATIC.
4178 * testsuite/Makefile.in: Regenerate.
4179
1206d0d5
CC		 41802011-09-13 Cary Coutant <ccoutant@google.com>
4181
4182 * incremental.cc (Sized_relobj_incr::do_layout): Call
4183 report_comdat_group for kept comdat sections.
4184 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
4185 * testsuite/Makefile.in: Regenerate.
4186 * testsuite/incr_comdat_test_1.cc: New source file.
4187 * testsuite/incr_comdat_test_2_v1.cc: New source file.
4188 * testsuite/incr_comdat_test_2_v2.cc: New source file.
4189 * testsuite/incr_comdat_test_2_v3.cc: New source file.
4190
40b29874
ILT		 41912011-09-13 Ian Lance Taylor <iant@google.com>
4192
4193 * object.cc (Sized_relobj_file::do_layout): Remove unused local
4194 variable external_symbols_offset.
4195
1b045aac
ILT		 41962011-09-12 Ian Lance Taylor <iant@google.com>
4197
4198 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
4199 triggered if object has no symbols.
4200
24c6c55a
DM		 42012011-09-09 David S. Miller <davem@davemloft.net>
4202
4203 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
4204 (Output_fill_debug_line::do_write): Likewise.
4205
66570254
CC		 42062011-08-29 Cary Coutant <ccoutant@google.com>
4207
4208 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
4209 casts to match formatting specs.
4210 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
4211
8ea8cd50
CC		 42122011-08-26 Cary Coutant <ccoutant@google.com>
4213
4214 * layout.cc (Free_list::allocate): Provide guarantee of minimum
4215 remaining hole size when allocating.
4216 (Layout::make_output_section): Set fill methods for debug sections.
4217 * layout.h (Free_list::Free_list_node): Move from private to
4218 public.
4219 (Free_list::set_min_hole_size): New function.
4220 (Free_list::begin, Free_list::end): New functions.
4221 (Free_list::min_hole_): New data member.
4222 * output.cc: Include dwarf.h.
4223 (Output_fill_debug_info::do_minimum_hole_size): New function.
4224 (Output_fill_debug_info::do_write): New function.
4225 (Output_fill_debug_line::do_minimum_hole_size): New function.
4226 (Output_fill_debug_line::do_write): New function.
4227 (Output_section::Output_section): Initialize new data member.
4228 (Output_section::set_final_data_size): Ensure patch space is larger
4229 than minimum hole size.
4230 (Output_section::do_write): Fill holes in debug sections.
4231 * output.h (Output_fill): New class.
4232 (Output_fill_debug_info): New class.
4233 (Output_fill_debug_line): New class.
4234 (Output_section::set_free_space_fill): New function.
4235 (Output_section::free_space_fill_): New data member.
4236 * testsuite/Makefile.am (incremental_test_3): Add
4237 --incremental-patch option.
4238 (incremental_test_4): Likewise.
4239 (incremental_test_5): Likewise.
4240 (incremental_test_6): Likewise.
4241 (incremental_copy_test): Likewise.
4242 (incremental_common_test_1): Likewise.
4243 * testsuite/Makefile.in: Regenerate.
4244
7cf80422
NC		 42452011-08-26 Nick Clifton <nickc@redhat.com>
4246
4247 * po/es.po: Updated Spanish translation.
4248
c3f7b0e5
CC		 42492011-08-01 Cary Coutant <ccoutant@google.com>
4250
4251 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
4252 * gold/testsuite/Makefile.in: Regenerate.
4253 * gold/testsuite/justsyms_exec.c: New source file.
4254 * gold/testsuite/justsyms_lib.c: New source file.
4255
9590bf25
CC		 42562011-08-01 Cary Coutant <ccoutant@google.com>
4257
4258 * layout.cc (Layout::set_segment_offsets): Don't realign text
4259 segment if -Ttext was specified.
4260 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
4261 file type.
4262 * object.h (Sized_relobj_file::e_type): New function.
4263 (Sized_relobj_file::e_type_): New data member.
4264 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
4265 base address for ET_EXEC files.
4266 * target.cc (Target::do_make_elf_object_implementation): Allow
4267 ET_EXEC files with --just-symbols option.
4268
dcd8d12e
CC		 42692011-07-28 Cary Coutant <ccoutant@google.com>
4270
4271 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
4272 Add thread_number parameter.
4273 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
4274 * workqueue-threads.cc
4275 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
4276 current thread if its thread number is greater than desired thread
4277 count.
4278 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
4279 Add thread_number parameter.
4280 (Workqueue::should_cancel_thread): Likewise.
4281 (Workqueue::find_runnable_or_wait): Pass thread_number to
4282 should_cancel_thread.
4283 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
4284 parameter.
4285
804eb480
ST		 42862011-07-22 Sriraman Tallam <tmsriram@google.com>
4287
4288 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
4289 only after checking if it cannot be forced local.
4290 * symtab.h (is_externally_visible): Check if the symbol is not forced
4291 local.
4292
f1ddb600
ILT		 42932011-07-15 Ian Lance Taylor <iant@google.com>
4294
4295 * options.h (class General_options): Add --print-output-format.
4296 Move -EL next to -EB, for better --help output.
4297 * target-select.cc: Include <cstdio>, "options.h", and
4298 "parameters.h".
4299 (Target_selector::do_target_bfd_name): New function.
4300 (print_output_format): New function.
4301 * target-select.h (class Target_selector): Update declarations.
4302 (Target_selector::target_bfd_name): New function.
4303 (print_output_format): Declare.
4304 * main.cc: Include "target-select.h".
4305 (main): Handle --print-output-format.
4306 * gold.cc: Include "target-select.h".
4307 (queue_initial_tasks): Handle --print-output-format when there are
4308 no input files.
4309 * parameters.cc (parameters_force_valid_target): Give a better
4310 error message if -EB/-EL does not match target.
4311 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
4312 function.
4313
7d172687
ILT		 43142011-07-15 Ian Lance Taylor <iant@google.com>
4315
4316 * i386.cc (class Output_data_plt_i386): Add layout_ field.
4317 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
4318 (Output_data_plt_i386::do_write): Write address of .dynamic
4319 section to first entry in .got.plt section.
4320 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
4321 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4322 Initialize layout_.
4323 (Output_data_plt_x86_64::do_write): Write address of .dynamic
4324 section to first entry in .got.plt section.
4325 * layout.h (Layout::dynamic_section): New function.
4326
e9552f7e
ST		 43272011-07-13 Sriraman Tallam <tmsriram@google.com>
4328
4329 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
4330 to claim_file call.
4331 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
4332 input_section_position_, and input_section_glob_.
4333 (read_layout_from_file): Call function section_ordering_specified.
4334 * layout.h (is_section_ordering_specified): New function.
4335 (section_ordering_specified): New function.
4336 (section_ordering_specified_): New boolean member.
4337 * main.cc(main): Call load_plugins after layout object is defined.
4338 * output.cc (Output_section::add_input_section): Use
4339 function section_ordering_specified to check if section ordering is
4340 needed.
4341 * output.cc (Output_section::add_relaxed_input_section): Use
4342 function section_ordering_specified to check if section ordering is
4343 needed.
4344 (Output_section::update_section_layout): New function.
4345 (Output_section::sort_attached_input_sections): Check if input section
4346 must be reordered.
4347 * output.h (Output_section::update_section_layout): New function.
4348 * plugin.cc (get_section_count): New function.
4349 (get_section_type): New function.
4350 (get_section_name): New function.
4351 (get_section_contents): New function.
4352 (update_section_order): New function.
58797674 4353 (allow_section_ordering): New function.
e9552f7e
ST		 4354 (Plugin::load): Add the new interfaces to the transfer vector.
4355 (Plugin_manager::load_plugins): New parameter.
4356 (Plugin_manager::all_symbols_read): New parameter.
4357 (Plugin_manager::claim_file): New parameter. Save the elf object for
4358 unclaimed objects.
4359 (Plugin_manager::get_elf_object): New function.
4360 (Plugin_manager::get_view): Change to directly use the bool to check
4361 if get_view is called from claim_file_hook.
4362 * plugin.h (input_objects): New function
4363 (Plugin__manager::load_plugins): New parameter.
4364 (Plugin_manager::claim_file): New parameter.
4365 (Plugin_manager::get_elf_object): New function.
4366 (Plugin_manager::in_claim_file_handler): New function.
4367 (Plugin_manager::in_claim_file_handler_): New member.
4368 (layout): New function.
4369 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
4370 handler with an extra parameter. Make the elf object before calling
4371 claim_file handler.
4372 * testsuite/plugin_test.c (get_section_count): New function pointer.
4373 (get_section_type): New function pointer.
4374 (get_section_name): New function pointer.
4375 (get_section_contents): New function pointer.
4376 (update_section_order): New function pointer.
4377 (allow_section_ordering): New function pointer.
4378 (onload): Check if the new interfaces exist.
4379
9446efde
ILT		 43802011-07-13 Ian Lance Taylor <iant@google.com>
4381
4382 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
4383 relro section.
4384 * x86_64.cc (Target_x86_64::got_section): Likewise.
4385 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
4386 (relro_now_test_SOURCES): New variable.
4387 (relro_now_test_DEPENDENCIES): New variable.
4388 (relro_now_test_LDFLAGS): New variable.
4389 (relro_now_test_LDADD): New variable.
4390 (relro_now_test.so): New target.
4391 * testsuite/Makefile.in: Rebuild.
4392
07aa62f2
ILT		 43932011-07-12 Ian Lance Taylor <iant@google.com>
4394
4395 PR gold/12980
4396 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
4397 GLOB_DAT relocation rather than a RELATIVE relocation for a
4398 protected symbol when creating a shared library.
4399 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4400 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
4401 * testsuite/protected_main_1.cc (main): Test that protected
4402 function has same address.
4403
e2153196
ILT		 44042011-07-11 Ian Lance Taylor <iant@google.com>
4405
4406 PR gold/12979
4407 * options.h (class General_options): Add -Bgroup.
4408 * options.cc (General_options::finalize): If -Bgroup is set,
4409 default to --unresolved-symbols=report-all.
4410 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
4411 * target-reloc.h (issue_undefined_symbol_error): Handle
4412 --unresolved-symbols=report-all.
4413
6daf5215
ILT		 44142011-07-08 Ian Lance Taylor <iant@google.com>
4415
4416 PR gold/11985
4417 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
4418 if linker script discards key sections.
4419 (Layout::create_dynamic_symtab): Likewise.
4420 (Layout::assign_local_dynsym_offsets): Likewise.
4421 (Layout::sized_create_version_sections): Likewise.
4422 (Layout::create_interp): Likewise.
4423 (Layout::finish_dynamic_section): Likewise.
4424 (Layout::set_dynamic_symbol_size): Likewise.
4425
beabb2c6
ILT		 44262011-07-08 Ian Lance Taylor <iant@google.com>
4427
4428 PR gold/12386
4429 * options.h (class General_options): Add --unresolved-symbols.
4430 * target-reloc.h (issue_undefined_symbol_error): Check
4431 --unresolved-symbols. Add comments.
4432
9c16daf1
ILT		 44332011-07-08 Ian Lance Taylor <iant@google.com>
4434
4435 * testsuite/odr_violation2.cc (Ordering::operator()): Make
4436 expression more complex.
4437
191f1a2d
ILT		 44382011-07-08 Ian Lance Taylor <iant@google.com>
4439
4440 PR gold/11317
4441 * target-reloc.h (issue_undefined_symbol_error): New inline
4442 function, broken out of relocate_section.
4443 (relocate_section): Call issue_undefined_symbol_error.
4444 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4445 there is no TLS segment if we are about to issue an undefined
4446 symbol error.
4447 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4448
62855347
ILT		 44492011-07-08 Ian Lance Taylor <iant@google.com>
4450
4451 PR gold/12279
4452 * resolve.cc (Symbol_table::should_override): Add fromtype
4453 parameter. Change all callers. Give error when linking together
4454 TLS and non-TLS symbol.
4455 (Symbol_table::should_override_with_special): Add fromtype
4456 parameter. Change all callers.
4457 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
4458 there is no TLS segment if we have reported some errors.
4459 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
4460
67181c72
ILT		 44612011-07-08 Ian Lance Taylor <iant@google.com>
4462
4463 PR gold/12372
4464 * target.h (Target::plt_address_for_global): New function.
4465 (Target::plt_address_for_local): New function.
4466 (Target::plt_section_for_global): Remove.
4467 (Target::plt_section_for_local): Remove.
4468 (Target::do_plt_address_for_global): New virtual function.
4469 (Target::do_plt_address_for_local): New virtual function.
4470 (Target::do_plt_section_for_global): Remove.
4471 (Target::do_plt_section_for_local): Remove.
4472 (Target::register_global_plt_entry): Add Symbol_table and Layout
4473 parameters.
4474 * output.cc (Output_data_got::Got_entry::write): Use
4475 plt_address_for_global and plt_address_for_local.
4476 * layout.cc (Layout::add_target_dynamic_tags): Use size and
4477 address of output section.
4478 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
4479 got_irelative_, and irelative_count_ fields. Update
4480 declarations.
4481 (Output_data_plt_i386::has_irelative_section): New function.
4482 (Output_data_plt_i386::entry_count): Add irelative_count_.
4483 (Output_data_plt_i386::set_final_data_size): Likewise.
4484 (class Target_i386): Add got_irelative_ and rel_irelative_
4485 fields. Update declarations.
4486 (Target_i386::Target_i386): Initialize new fields.
4487 (Target_i386::do_plt_address_for_global): New function replacing
4488 do_plt_section_for_global.
4489 (Target_i386::do_plt_address_for_local): New function replacing
4490 do_plt_section_for_local.
4491 (Target_i386::got_section): Create got_irelative_.
4492 (Target_i386::rel_irelative_section): New function.
4493 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
4494 fields. Don't define __rel_iplt_{start,end}.
4495 (Output_data_plt_i386::add_entry): Add symtab and layout
4496 parameters. Change all callers. Use different PLT and GOT for
4497 IFUNC symbols.
4498 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
4499 layout parameters. Change all callers. Use different PLT and
4500 GOT.
4501 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
4502 (Output_data_plt_i386::rel_irelative): New function.
4503 (Output_data_plt_i386::address_for_global): New function.
4504 (Output_data_plt_i386::address_for_local): New function.
4505 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
4506 IRELATIVE GOT when changing IFUNC GOT entries.
4507 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
4508 reloc.
4509 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
4510 if we didn't create an IRELATIVE GOT.
4511 (Target_i386::Relocate::relocate): Use plt_address_for_global and
4512 plt_address_for_local.
4513 (Target_i386::do_dynsym_value): Use plt_address_for_global.
4514 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
4515 got_irelative_, and irelative_count_ fields. Update
4516 declarations.
4517 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
4518 Initialize new fields. Remove symtab parameter. Change all
4519 callers.
4520 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
4521 irelative_count_.
4522 (Output_data_plt_x86_64::has_irelative_section): New function.
4523 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
4524 (class Target_x86_64): Add got_irelative_ and rel_irelative_
4525 fields. Update declarations.
4526 (Target_x86_64::Target_x86_64): Initialize new fields.
4527 (Target_x86_64::do_plt_address_for_global): New function replacing
4528 do_plt_section_for_global.
4529 (Target_x86_64::do_plt_address_for_local): New function replacing
4530 do_plt_section_for_local.
4531 (Target_x86_64::got_section): Create got_irelative_.
4532 (Target_x86_64::rela_irelative_section): New function.
4533 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
4534 all callers. Don't create __rel_iplt_{start,end}.
4535 (Output_data_plt_x86_64::add_entry): Add symtab and layout
4536 parameters. Change all callers. Use different PLT and GOT for
4537 IFUNC symbols.
4538 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
4539 layout parameters. Change all callers. Use different PLT and
4540 GOT.
4541 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
4542 parameters. Change all callers. Use different PLT and GOT for
4543 IFUNC symbols.
4544 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
4545 (Output_data_plt_x86_64::rela_irelative): New function.
4546 (Output_data_plt_x86_64::address_for_global): New function.
4547 (Output_data_plt_x86_64::address_for_local): New function.
4548 (Output_data_plt_x86_64::set_final_data_size): Likewise.
4549 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
4550 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
4551 (Target_x86_64::register_global_plt_entry): Add symtab and layout
4552 parameters.
4553 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
4554 reloc.
4555 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
4556 symbols if we didn't create an IRELATIVE GOT.
4557 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
4558 plt_address_for_local.
4559 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
4560 * testsuite/ifuncvar1.c: New test file.
4561 * testsuite/ifuncvar2.c: New test file.
4562 * testsuite/ifuncvar3.c: New test file.
4563 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
4564 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
4565 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
4566 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
4567 * testsuite/Makefile.in: Rebuild.
4568
33c15b45
CC		 45692011-07-07 Cary Coutant <ccoutant@google.com>
4570
4571 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
4572 (two_file_test_1_ndebug.o): Likewise.
4573 (two_file_test_1b_ndebug.o): Likewise.
4574 (two_file_test_2_ndebug.o): Likewise.
4575 (two_file_test_main_ndebug.o): Likewise.
4576 (incremental_test_2): Link with no-debug versions.
4577
f48b5fb7
CC		 45782011-07-06 Cary Coutant <ccoutant@google.com>
4579
4580 * gold/incremental.cc
4581 (Output_section_incremental_inputs::write_info_blocks): Check for
4582 hidden and internal symbols.
4583
221597a5
CC		 45842011-07-06 Cary Coutant <ccoutant@google.com>
4585
4586 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4587 Check disposition for startup file.
4588 (Incremental_inputs::report_command_line): Ignore
4589 --incremental-startup-unchanged option.
4590 * options.cc (General_options::parse_incremental_startup_unchanged):
4591 New function.
4592 (General_options::General_options): Initialize new data member.
4593 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
4594 (General_options): Add --incremental-startup-unchanged option.
4595 (General_options::incremental_startup_disposition): New function.
4596 (General_options::incremental_startup_disposition_): New data member.
4597
e24719f6
CC		 45982011-07-06 Cary Coutant <ccoutant@google.com>
4599
4600 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
4601 input file index to Script_info ctor.
4602 (Sized_incremental_binary::do_file_has_changed): Find the
4603 command-line argument for files named in scripts.
4604 * incremental.h (Script_info::Script_info): New ctor
4605 with input file index.
4606 (Script_info::input_file_index): New function.
4607 (Script_info::input_file_index_): New data member.
4608 (Incremental_binary::get_library): Add const.
4609 (Incremental_binary::get_script_info): Add const.
4610 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
4611 * testsuite/Makefile.am (incremental_test_5): New test case.
4612 (incremental_test_6): New test case.
4613 * testsuite/Makefile.in: Regenerate.
4614
8f7c81e8
CC		 46152011-07-06 Cary Coutant <ccoutant@google.com>
4616
4617 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
4618 debug output when command lines differ.
4619
9fbd3822
CC		 46202011-07-06 Cary Coutant <ccoutant@google.com>
4621
4622 * incremental.cc (Incremental_inputs::report_command_line): Ignore
4623 --incremental-patch option.
4624 * layout.cc (Free_list::allocate): Extend allocation beyond original
4625 end if enabled.
4626 (Layout::make_output_section): Mark sections that should get
4627 patch space.
4628 * options.cc (parse_percent): New function.
4629 * options.h (parse_percent): New function.
4630 (DEFINE_percent): New macro.
4631 (General_options): Add --incremental-patch option.
4632 * output.cc (Output_section::Output_section): Initialize new data
4633 members.
4634 (Output_section::add_input_section): Print section name when out
4635 of patch space.
4636 (Output_section::add_output_section_data): Likewise.
4637 (Output_section::set_final_data_size): Add patch space when
4638 doing --incremental-full.
4639 (Output_section::do_reset_address_and_file_offset): Remove patch
4640 space.
4641 (Output_segment::set_section_list_addresses): Print debug output
4642 only if --incremental-update.
4643 * output.h (Output_section::set_is_patch_space_allowed): New function.
4644 (Output_section::is_patch_space_allowed_): New data member.
4645 (Output_section::patch_space_): New data member.
4646 * parameters.cc (Parameters::incremental_full): New function.
4647 * parameters.h (Parameters::incremental_full): New function
4648 * testsuite/Makefile.am (incremental_test_2): Add test for
4649 --incremental-patch option.
4650 * testsuite/Makefile.in: Regenerate.
4651 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
4652 (t18): Remove function body.
4653
f6cccc2c
DK		 46542011-07-05 Doug Kwan <dougkwan@google.com>
4655
4656 PR gold/12771
4657 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
4658 Arm_Address type for relocation result.
4659 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
4660 overflow check.
4661 (Arm_relocate_functions::abs32): Use unaligned access.
4662 (Arm_relocate_functions::rel32): Ditto.
4663 (Arm_relocate_functions::prel31): Ditto.
4664 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
4665 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
4666 static data relocations.
4667 * testsuite/Makefile.in: Regnerate.
4668 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
4669
28a13fec
ILT		 46702011-07-05 Ian Lance Taylor <iant@google.com>
4671
4672 PR gold/12392
4673 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
4674 symbols if necessary.
4675 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4676
24d47b34
ILT		 46772011-07-05 Ian Lance Taylor <iant@google.com>
4678
4679 PR gold/12952
4680 * resolve.cc (Symbol::override_base_with_special): Simply override
4681 version with special symbol version, ignoring previous version.
4682
41f9cbbe
ILT		 46832011-07-05 Ian Lance Taylor <iant@google.com>
4684
4685 * object.cc (Sized_relobj_file::include_section_group): Add
4686 information to comment about signature location.
4687
886288f1
ILT		 46882011-07-02 Ian Lance Taylor <iant@google.com>
4689
4690 PR gold/12957
4691 * options.h (class General_options): Add -f and -F.
4692 * options.cc (General_options::finalize): Fatal error if -f/-F
4693 are used without -shared.
4694 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
4695
ae3a6d4f
ILT		 46962011-07-02 Ian Lance Taylor <iant@google.com>
4697
4698 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
4699
21131061
ILT		 47002011-07-01 Ian Lance Taylor <iant@google.com>
4701
4702 PR gold/12525
4703 PR gold/12952
4704 * resolve.cc (Symbol::override_base_with_special): Don't override
4705 the version if the overriding symbol has a different name.
4706 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
4707 all callers. If we give an error about an undefined version,
4708 define the base version if necessary.
4709 * dynobj.h (class Versions): Update declaration.
4710 * testsuite/weak_alias_test_5.cc: New file.
4711 * testsuite/weak_alias_test.script: New file.
4712 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
4713 and versioned_alias have the right value, and call t2.
4714 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
4715 weak_alias_test_5.so.
4716 (weak_alias_test_LDADD): Likewise.
4717 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
4718 * testsuite/Makefile.in: Rebuild.
4719
611062c0
ILT		 47202011-07-01 Ian Lance Taylor <iant@google.com>
4721
4722 PR gold/12525
4723 * options.h (class General_options): Support -z notext.
4724 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
4725 -Wl,-z,notext.
4726 (two_file_shared_nonpic.so): Likewise.
4727 (two_file_shared_mixed.so): Likewise.
4728 (two_file_shared_mixed_1.so): Likewise.
4729 (weak_undef_lib_nonpic.so): Likewise.
4730 (alt/weak_undef_lib_nonpic.so): Likewise.
4731 (tls_test_shared_nonpic.so): Likewise.
4732 * testsuite/Makefile.in: Rebuild.
4733
328c7c2f
ILT		 47342011-07-01 Ian Lance Taylor <iant@google.com>
4735
4736 PR gold/12525
4737 * configure.ac: Test whether static linking works, setting
4738 the automake conditional HAVE_STATIC.
4739 * testsuite/Makefile.am: Disable tests using -static if
4740 HAVE_STATIC is not true.
4741 * configure, testsuite/Makefile.in: Rebuild.
4742
02d7cd44
ILT		 47432011-07-01 Ian Lance Taylor <iant@google.com>
4744
4745 PR gold/12525
4746 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
4747 Assert if we see DW_EH_PE_indirect.
4748 * target.h (Target::ehframe_datarel_base): New function.
4749 (Target::do_ehframe_datarel_base): New target function.
4750 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
4751 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
4752 function.
4753
07a60597
ILT		 47542011-07-01 Ian Lance Taylor <iant@google.com>
4755
4756 PR gold/12571
4757 * options.h (class General_options): Add
4758 --ld-generated-unwind-info.
4759 * ehframe.cc (Fde::write): Add address parameter. Change all
4760 callers. If associated with PLT, fill in address and size.
4761 (Cie::set_output_offset): Only add merge mapping if there is an
4762 object.
4763 (Cie::write): Add address parameter. Change all callers.
4764 (Eh_frame::add_ehframe_for_plt): New function.
4765 * ehframe.h (class Fde): Update declarations. Move shndx_ and
4766 input_offset_ fields into union u_, with new plt field.
4767 (Fde::Fde): Adjust for new union field.
4768 (Fde::Fde) [Output_data version]: New constructor.
4769 (Fde::add_mapping): Only add merge mapping if there is an object.
4770 (class Cie): Update declarations.
4771 (class Eh_frame): Declare add_ehframe_for_plt.
4772 * layout.cc (Layout::layout_eh_frame): Break out code into
4773 make_eh_frame_section, and call it.
4774 (Layout::make_eh_frame_section): New function.
4775 (Layout::add_eh_frame_for_plt): New function.
4776 * layout.h (class Layout): Update declarations.
4777 * merge.cc (Merge_map::add_mapping): Add assertion.
4778 * i386.cc: Include "dwarf.h".
4779 (class Output_data_plt_i386): Make first_plt_entry,
4780 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
4781 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4782 and plt_eh_frame_fde.
4783 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
4784 boundary. Call add_eh_frame_for_plt if appropriate.
4785 * x86_64.cc: Include "dwarf.h".
4786 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
4787 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
4788 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
4789 and plt_eh_frame_fde.
4790 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
4791 appropriate.
4792
14788a3f
ILT		 47932011-06-29 Ian Lance Taylor <iant@google.com>
4794
4795 PR gold/12629
4796 * object.cc (Sized_relobj_file::layout_section): Change shdr
4797 parameter to be const.
4798 (Sized_relobj_file::layout_eh_frame_section): New function, broken
4799 out of do_layout.
4800 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
4801 appropriate. Call layout_eh_frame_section.
4802 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
4803 sections.
4804 * object.h (class Sized_relobj_file): Update declarations.
4805
6c21fce1
ILT		 48062011-06-29 Ian Lance Taylor <iant@google.com>
4807
37e41b03 4808 PR gold/12652
6c21fce1
ILT		 4809 * script.cc (Token::integer_value): Accept trailing M/m/K/k
4810 modifier.
4811 (Lex::gather_token): Accept trailing M/m/K/k for integers.
4812
4d5e4e62
ILT		 48132011-06-29 Ian Lance Taylor <iant@google.com>
4814
4815 PR gold/12675
4816 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
4817 SHT_X86_64_UNWIND.
4818 * layout.cc (Layout::layout_eh_frame): Likewise.
4819
886f533a
ILT		 48202011-06-29 Ian Lance Taylor <iant@google.com>
4821
4822 PR gold/12695
4823 * layout.cc (Layout::symtab_section_shndx): New function.
4824 * layout.h (class Layout): Declare symtab_section_shndx.
4825 * output.cc (Output_section::write_header): Call it.
4826
f3ae1b28
ILT		 48272011-06-29 Ian Lance Taylor <iant@google.com>
4828
4829 PR gold/12818
4830 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
4831 symbols which are not used in a relocation.
4832
aecf301f
ILT		 48332011-06-28 Ian Lance Taylor <iant@google.com>
4834
4835 PR gold/12898
4836 * layout.cc (Layout::segment_precedes): Don't crash if a linker
4837 script create indistinguishable segments.
4838 (Layout::set_segment_offsets): Use stable_sort when sorting
4839 segments. Pass this to Compare_segments constructor.
4840 * layout.h (class Layout): Make segment_precedes non-static.
4841 (class Compare_segments): Change from struct to class. Add
4842 layout_ field. Add constructor.
4843 * script-sections.cc
4844 (Script_sections::attach_sections_using_phdrs_clause): Rename
4845 local orphan to is_orphan. Don't report failure to put empty
4846 section in segment. On attachment failure, report name of
4847 section, and attach to first PT_LOAD segment.
4848
03ef7571
ILT		 48492011-06-28 Ian Lance Taylor <iant@google.com>
4850
4851 PR gold/12934
4852 * target-select.cc (Target_selector::Target_selector): Add
4853 emulation parameter. Change all callers.
4854 (select_target_by_bfd_name): Rename from select_target_by_name.
4855 Change all callers.
4856 (select_target_by_emulation): New function.
4857 (supported_emulation_names): New function.
4858 * target-select.h (class Target_selector): Add emulation_ field.
4859 Update declarations.
4860 (Target_selector::recognize_by_bfd_name): Rename from
4861 recognize_by_name. Change all callers.
4862 (Target_selector::supported_bfd_names): Rename from
4863 supported_names. Change all callers.
4864 (Target_selector::recognize_by_emulation): New function.
4865 (Target_selector::supported_emulations): New function.
4866 (Target_selector::emulation): New function.
4867 (Target_selector::do_recognize_by_bfd_name): Rename from
4868 do_recognize_by_name. Change all callers.
4869 (Target_selector::do_supported_bfd_names): Rename from
4870 do_supported_names. Change all callers.
4871 (Target_selector::do_recognize_by_emulation): New function.
4872 (Target_selector::do_supported_emulations): New function.
4873 (select_target_by_bfd_name): Change name in declaration.
4874 (select_target_by_emulation): Declare.
4875 (supported_emulation_names): Declare.
4876 * parameters.cc (parameters_force_valid_target): Try to find
4877 target based on emulation from -m option.
4878 * options.h (class General_options): Change doc string for -m.
4879 * options.cc (help): Print emulations.
4880 (General_options::parse_V): Likewise.
4881 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
4882 Add emulation parameter. Change all callers.
4883
200b2bb9
ILT		 48842011-06-28 Ian Lance Taylor <iant@google.com>
4885
4886 * target.h (class Target): Add osabi_ field.
4887 (Target::osabi): New function.
4888 (Target::set_osabi): New function.
4889 (Target::Target): Initialize osabi_.
4890 (Target::do_adjust_elf_header): Make pure virtual.
4891 (Sized_target::do_adjust_elf_header): Declare.
4892 * target.cc (Sized_target::do_adjust_elf_header): New function.
4893 (class Sized_target): Instantiate all versions.
4894 * freebsd.h (class Target_freebsd): Remove.
4895 (Target_selector_freebsd::do_recognize): Call set_osabi on
4896 Target.
4897 (Target_selector_freebsd::do_recognize_by_name): Likewise.
4898 (Target_selector_freebsd::set_osabi): Remove.
4899 * i386.cc (class Target_i386): Inherit from Sized_target rather
4900 than Target_freebsd.
4901 * x86_64.cc (class Target_x86_64): Likewise.
4902
b3ce541e
ILT		 49032011-06-28 Ian Lance Taylor <iant@google.com>
4904
4905 * target.h (Target::can_check_for_function_pointers): Rewrite.
4906 Make non-virtual.
4907 (Target::can_icf_inline_merge_sections): Likewise.
4908 (Target::section_may_have_icf_unsafe_poineters): Likewise.
4909 (Target::Target_info): Add can_icf_inline_merge_sections field.
4910 (Target::do_can_check_for_function_pointers): New virtual
4911 function.
4912 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
4913 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
4914 from can_check_for_function_pointers, move in file.
4915 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
4916 section_may_have_icf_unsafe_poineters, move in file.
4917 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
4918 * i386.cc (Target_i386::do_can_check_for_function_pointers):
4919 Rename from can_check_for_function_pointers, move in file.
4920 (Target_i386::can_icf_inline_merge_sections): Remove.
4921 (Target_i386::i386_info): Initialize
4922 can_icf_inline_merge_sections.
4923 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
4924 Initialize can_icf_inline_merge_sections.
4925 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
4926 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
4927 Rename from can_check_for_function_pointers, move in file.
4928 (Target_x86_64::can_icf_inline_merge_sections): Remove.
4929 (Target_x86_64::x86_64_info): Initialize
4930 can_icf_inline_merge_sections.
4931 * testsuite/testfile.cc (Target_test::test_target_info):
4932 Likewise.
4933 * icf.cc (get_section_contents): Correct formatting.
4934
6d1c4efb
ILT		 49352011-06-27 Ian Lance Taylor <iant@google.com>
4936
4937 * symtab.cc (Symbol::versioned_name): New function.
4938 (Symbol_table::add_to_final_symtab): Use versioned_name when
4939 appropriate.
4940 (Symbol_table::sized_write_symbol): Likewise.
4941 * symtab.h (class Symbol): Declare versioned_name.
4942 * stringpool.h (class Stringpool_template): Add variant of add
4943 which takes a std::basic_string.
4944 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
4945 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
4946 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
4947 (ver_test_12.o): New target.
4948 * testsuite/Makefile.in: Rebuild.
4949
57eb9b50
DK		 49502011-06-27 Doug Kwan <dougkwan@google.com>
4951
4952 * arm.cc (Arm_relocate_functions::thm_jump8,
4953 Arm_relocate_functions::thm_jump11): Use a wider signed
4954 type to compute offset.
4955 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
4956 arm_thm_jump8.
4957 * testsuite/Makefile.in: Regenerate.
4958 * testsuite/arm_branch_in_range.sh: Check test results of
4959 arm_thm_jump11 and arm_thm_jump8.
4960 * testsuite/arm_thm_jump11.s: New test source file.
4961 * testsuite/arm_thm_jump11.t: New linker script.
4962 * testsuite/arm_thm_jump8.s: New test source file.
4963 * testsuite/arm_thm_jump8.t: New linker script.
4964
487b39df
ILT		 49652011-06-24 Ian Lance Taylor <iant@google.com>
4966
4967 * layout.cc: Include "object.h".
4968 (ctors_sections_in_init_array): New static variable.
4969 (Layout::is_ctors_in_init_array): New function.
4970 (Layout::layout): Add entry to ctors_sections_in_init_array if
4971 appropriate.
4972 * layout.h (class Layout): Declare is_ctors_in_init_array.
4973 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
4974 is_ctors_reverse_view is set.
4975 (Sized_relobj_file::write_sections): Add layout parameter. Change
4976 all callers. Set is_ctors_reverse_view field of View_size.
4977 (Sized_relobj_file::reverse_words): New function.
4978 * object.h (Sized_relobj_file::View_size): Add
4979 is_ctors_reverse_view field.
4980 (class Sized_relobj_file): Update declarations.
4981 * testsuite/initpri3.c: New test.
4982 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
4983 initpri3b.
4984 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
4985 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
4986 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
4987 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
4988 * testsuite/Makefile.in: Rebuild.
4989
472076e4
CC		 49902011-06-24 Cary Coutant <ccoutant@google.com>
4991
4992 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
4993 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
4994 (debug_msg_cdebug.err): New targets.
4995 * testsuite/Makefile.in: Regenerate.
4996 * testsuite/debug_msg.sh: Check output of link with compressed debug.
4997 Fix checks for link with shared library.
4998
a60af0db
DK		 49992011-06-24 Doug Kwan <dougkwan@google.com>
5000
5001 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
5002 skip empty text sections.
5003 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
5004
5393d741
ILT		 50052011-06-22 Ian Lance Taylor <iant@google.com>
5006
5007 PR gold/12910
5008 * options.h (class General_options): Add --ctors-in-init-array.
5009 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
5010 friends as SHT_PROGBITS for merging sections.
5011 (Layout::layout): Remove special handling of .init_array and
5012 friends. Don't sort if doing relocatable link. Sort for .ctors
5013 and .dtors if ctors_in_init_array.
5014 (Layout::make_output_section): Force correct section types for
5015 .init_array and friends. Don't sort if doing relocatable link,
5016 Don't sort .ctors and .dtors if ctors_in_init_array.
5017 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
5018 (Layout::output_section_name): Add relobj parameter. Change all
5019 callers. Handle .ctors. and .dtors. in code rather than table.
5020 Handle .ctors and .dtors if ctors_in_init_array.
5021 (Layout::match_file_name): New function, moved from output.cc.
5022 * layout.h (class Layout): Update declarations.
5023 * output.cc: Include "layout.h".
5024 (Input_section_sort_entry::get_priority): New function.
5025 (Input_section_sort_entry::match_file_name): Just call
5026 Layout::match_file_name.
5027 (Output_section::Input_section_sort_init_fini_compare::operator()):
5028 Handle .ctors and .dtors. Sort by explicit priority rather than
5029 by name.
5030 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
5031 * testsuite/initpri2.c: New test.
5032 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
5033 (check_PROGRAMS): Add initpri2.
5034 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
5035 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
5036 * configure, testsuite/Makefile.in: Rebuild.
5037
e1f74f98
ILT		 50382011-06-19 Ian Lance Taylor <iant@google.com>
5039
5040 PR gold/12880
5041 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
5042 .interp section to a PT_INTERP segment even if we have seen a
5043 --dynamic-linker option. Don't do it if we have seen a PHDRS
5044 clause in a linker script.
5045 (Layout::finalize): Don't create a .interp section if we've
5046 already create a PT_INTERP segment.
5047 (Layout::create_interp): Always call choose_output_section (revert
5048 patch of 2011-06-17). Don't create PT_INTERP segment.
5049 * script-sections.cc
5050 (Script_sections::create_note_and_tls_segments): Add a .interp
5051 section to a PT_INTERP segment even if we have seen a
5052 --dynamic-linker option.
5053
766f91bb
ILT		 50542011-06-18 Ian Lance Taylor <iant@google.com>
5055
5056 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
5057 merely because a non-PT_LOAD segment has a dynamic reloc.
5058
0d212c3a
ILT		 50592011-06-18 Ian Lance Taylor <iant@google.com>
5060
5061 * layout.cc (Layout::finish_dynamic_section): Don't create
5062 DT_FLAGS entry if not needed.
5063
911a5072
ILT		 50642011-06-18 Ian Lance Taylor <iant@google.com>
5065
5066 PR gold/12745
5067 * layout.cc (Layout::layout_eh_frame): Correct handling of
5068 writable .eh_frame section.
5069
534b4e5f
ILT		 50702011-06-17 Ian Lance Taylor <iant@google.com>
5071
5072 PR gold/12893
5073 * resolve.cc (Symbol_table::resolve): Don't give an error if a
5074 symbol is redefined with the exact same object and value.
5075
10b4f102
ILT		 50762011-06-17 Ian Lance Taylor <iant@google.com>
5077
5078 PR gold/12880
5079 * layout.h (class Layout): Add interp_segment_ field.
5080 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
5081 (Layout::attach_allocated_section_to_segment): If making shared
5082 library, put .interp section in PT_INTERP segment.
5083 (Layout::finalize): Also call create_interp if -dynamic-linker
5084 option was used.
5085 (Layout::create_interp): Assert that there is no PT_INTERP
5086 segment. If not using a SECTIONS clause, use make_output_section.
5087 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
5088 * script-sections.cc
5089 (Script_sections::create_note_and_tls_segments): If making shared
5090 library, put .interp section in PT_INTERP segment.
5091
a29b0dad
ILT		 50922011-06-17 Ian Lance Taylor <iant@google.com>
5093
e588ea8d
ILT		 5094 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
5095 when making a shared library.
5096
50972011-06-17 Ian Lance Taylor <iant@google.com>
5098
5099 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
5100 parameter. Change all callers. Don't issue warning about PC32
5101 against locally defined symbol.
a29b0dad 5102
9d3b0698
ILT		 51032011-06-16 Ian Lance Taylor <iant@google.com>
5104
5105 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
5106 occurs in same object.
5107
85b0f90c
AM		 51082011-06-14 Alan Modra <amodra@gmail.com>
5109
5110 * po/POTFILES.in: Regenerate.
5111
a94907d9
ILT		 51122011-06-09 Ian Lance Taylor <iant@google.com>
5113
5114 * script-sections.cc
5115 (Orphan_output_section::set_section_addresses): For a relocatable
5116 link set address to 0.
5117
4fb3a1c3
CC		 51182011-06-09 Cary Coutant <ccoutant@google.com>
5119
5120 PR gold/12804
5121 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
5122 used with --compress-debug-sections.
5123 * gold/object.cc (Sized_relobj_file::do_layout): Report
5124 uncompressed size of compressed input sections.
5125
61220854
CC		 51262011-06-08 Cary Coutant <ccoutant@google.com>
5127
5128 PR gold/12804
5129 * testsuite/two_file_test_2_v1.cc: Change initialization of
5130 v2 to keep it in .data.
5131
e6455dfb
CC		 51322011-06-07 Cary Coutant <ccoutant@google.com>
5133
5134 * common.cc (Symbol_table::do_allocate_commons_list): Call
5135 gold_fallback.
5136 * errors.cc (Errors::fatal): Adjust call to gold_exit.
5137 (Errors::fallback): New function.
5138 (gold_fallback): New function.
5139 * errors.h (Errors::fallback): New function.
5140 * gold.cc (gold_exit): Change status parameter to enum; adjust
5141 all callers.
5142 (queue_initial_tasks): Call gold_fallback.
5143 * gold.h: Include cstdlib.
5144 (Exit_status): New enum type.
5145 (gold_exit): Change status parameter to enum.
5146 (gold_fallback): New function.
5147 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
5148 (Layout::create_symtab_sections): Likewise.
5149 (Layout::create_shdrs): Likewise.
5150 * main.cc (main): Adjust call to gold_exit.
5151 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
5152 (Output_data_got::add_got_entry_pair): Likewise.
5153 (Output_section::add_input_section): Likewise.
5154 (Output_section::add_output_section_data): Likewise.
5155 (Output_segment::set_section_list_addresses): Likewise.
5156 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
5157
fb0e076f
CC		 51582011-06-07 Cary Coutant <ccoutant@google.com>
5159
5160 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
5161 for incremental links.
5162 * output.cc (Output_segment::set_section_list_addresses): Remove
5163 FIXME and test for TLS or BSS.
5164
a5ee4d5d
CC		 51652011-06-07 Cary Coutant <ccoutant@google.com>
5166
5167 * testsuite/Makefile.am: Add incremental_copy_test,
5168 incremental_common_test_1.
5169 * testsuite/Makefile.in: Regenerate.
5170 * testsuite/common_test_1_v1.c: New source file.
5171 * testsuite/common_test_1_v2.c: New source file.
5172 * testsuite/copy_test_v1.cc: New source file.
5173
5146f448
CC		 51742011-06-07 Cary Coutant <ccoutant@google.com>
5175
5176 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
5177 update, allocate common from bss section's free list.
5178 * incremental-dump.cc (dump_incremental_inputs): Print flag for
5179 linker-defined symbols.
5180 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
5181 Skip GOT and PLT entries that are no longer referenced.
5182 (Output_section_incremental_inputs::write_info_blocks): Mark
5183 linker-defined symbols.
5184 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
5185 * output.cc (Output_section::allocate): New function.
5186 * output.h (Output_section::allocate): New function.
5187 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
5188 linker-defined symbols.
5189 (Symbol::override_base_with_special): Copy is_predefined_ flag.
5190 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
5191 (Symbol::init_base_output_data): Likewise.
5192 (Symbol::init_base_output_segment): Likewise.
5193 (Symbol::init_base_constant): Likewise.
5194 (Sized_symbol::init_output_data): Likewise.
5195 (Sized_symbol::init_output_segment): Likewise.
5196 (Sized_symbol::init_constant): Likewise.
5197 (Symbol_table::do_define_in_output_data): Likewise.
5198 (Symbol_table::do_define_in_output_segment): Likewise.
5199 (Symbol_table::do_define_as_constant): Likewise.
5200 * symtab.h (Symbol::is_predefined): New function.
5201 (Symbol::init_base_output_data): Add is_predefined parameter.
5202 (Symbol::init_base_output_segment): Likewise.
5203 (Symbol::init_base_constant): Likewise.
5204 (Symbol::is_predefined_): New data member.
5205 (Sized_symbol::init_output_data): Add is_predefined parameter.
5206 (Sized_symbol::init_output_segment): Likewise.
5207 (Sized_symbol::init_constant): Likewise.
5208 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
5209
26d3c67d
CC		 52102011-06-07 Cary Coutant <ccoutant@google.com>
5211
5212 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
5213 instead of emit_copy_reloc.
5214 (Copy_relocs::emit_copy_reloc): Refactor.
5215 (Copy_relocs::make_copy_reloc): New function.
5216 (Copy_relocs::add_copy_reloc): Remove.
5217 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
5218 section.
5219 (Copy_relocs::make_copy_reloc): New function.
5220 (Copy_relocs::add_copy_reloc): Remove.
5221 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
5222 unchanged input files.
5223 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
5224 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
5225 Reserve BSS space for COPY relocations.
5226 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5227 (Output_section_incremental_inputs::write_info_blocks): Record
5228 whether a symbol is copied from a shared object.
5229 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
5230 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
5231 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
5232 (Incremental_input_entry_reader::get_output_symbol_index): Add
5233 is_copy parameter.
5234 (Incremental_binary::emit_copy_relocs): New function.
5235 (Incremental_binary::do_emit_copy_relocs): New function.
5236 (Sized_incremental_binary::Sized_incremental_binary): Initialize
5237 new data member.
5238 (Sized_incremental_binary::add_copy_reloc): New function.
5239 (Sized_incremental_binary::do_emit_copy_relocs): New function.
5240 (Sized_incremental_binary::Copy_reloc): New struct.
5241 (Sized_incremental_binary::Copy_relocs): New typedef.
5242 (Sized_incremental_binary::copy_relocs_): New data member.
5243 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
5244 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
5245 * target.h (Sized_target::emit_copy_reloc): New function.
5246 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
5247
7cdb37d9
CC		 52482011-06-02 Cary Coutant <ccoutant@google.com>
5249
5250 PR gold/12163
5251 * gold/archive.cc (Archive::Archive): Initialize new data member.
5252 (Archive::include_all_members): Return if archive has already been
5253 included.
5254 * gold/archive.h (Archive::include_all_members_): New data member.
5255
cc643b88
NC		 52562011-06-02 Nick Clifton <nickc@redhat.com>
5257
5258 * dynobj.h: Fix spelling mistake in comment.
5259 * output.cc: Likewise.
5260
f62a3ca7 52612011-05-31 Doug Kwan <dougkwan@google.com>
2e702c99 5262 Asier Llano
f62a3ca7
DK		 5263
5264 PR gold/12826
cc643b88 5265 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 5266 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
5267 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
5268 redundant arm_exidx_test.so.
5269 * testsuite/Makefile.in: Regenerate.
5270 (check_SCRIPTS): Add pr12826.sh
5271 (check_DATA): Add pr12826.stdout
5272 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
5273 * testsuite/pr12826.sh: New file.
5274 * testsuite/pr12826_1.s: Ditto.
5275 * testsuite/pr12826_1.s: Ditto.
5276
8dbe1edc
ILT		 52772011-05-30 Ian Lance Taylor <iant@google.com>
5278
5279 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
5280 sections.
5281
c49875be
ILT		 52822011-05-29 Ian Lance Taylor <iant@google.com>
5283
5284 PR gold/12804
5285 * testsuite/Makefile.am: Use different file name for two_file_test
5286 temporary file for each incremental test.
5287 * testsuite/Makefile.in: Rebuild.
5288
69d53f7a
ILT		 52892011-05-29 Ian Lance Taylor <iant@google.com>
5290
5291 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
5292 binary input file is empty.
5293
41d0ab5f
ILT		 52942011-05-27 Ian Lance Taylor <iant@google.com>
5295
5296 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
5297 (ver_test_9.so): Likewise.
5298 * testsuite/Makefile.in: Rebuild.
5299
89d8a36b
CC		 53002011-05-26 Cary Coutant <ccoutant@google.com>
5301
5302 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
5303 * incremental.cc (Incremental_inputs::report_input_section): Fix
5304 comment, indentation.
5305 (Incremental_inputs::report_comdat_group): New function.
5306 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5307 of data for incremental input file entry.
5308 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
5309 group count, COMDAT group signatures.
5310 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
5311 an unchanged input file.
5312 * incremental.h (Incremental_object_entry::Incremental_object_entry):
5313 Initialize new data member.
5314 (Incremental_object_entry::add_comdat_group): New function.
5315 (Incremental_object_entry::get_comdat_group_count): New function.
5316 (Incremental_object_entry::get_comdat_signature_key): New function.
5317 (Incremental_object_entry::groups_): New data member.
5318 (Incremental_inputs::report_comdat_group): New function.
5319 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
5320 data for incremental input file entry.
5321 (Incremental_input_entry_reader::get_comdat_group_count): New function.
5322 (Incremental_input_entry_reader::get_input_section): Adjust size of
5323 data for incremental input file entry.
5324 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
5325 (Incremental_input_entry_reader::get_comdat_group_signature): New
5326 function.
5327 * object.cc (Sized_relobj::include_section_group): Report kept
5328 COMDAT groups for incremental links.
5329
1706a06f
ILT		 53302011-05-24 David Meyer <pdox@google.com>
5331
5332 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
5333 with name parameter. Add found_name parameter.
5334 * fileread.cc (Input_file::find_file): Adjust code accordingly.
5335 * dirsearch.h (class Dirsearch): Update declaration.
5336
a10ae760
ILT		 53372011-05-24 Ian Lance Taylor <iant@google.com>
5338
5339 * archive.cc (Library_base::should_include_member): Pull in object
5340 from archive if it defines the entry symbol.
5341 * parameters.cc (Parameters::entry): New function.
5342 * parameters.h (class Parameters): Declare entry.
5343 * output.h (class Output_file_header): Remove entry_ field.
5344 * output.cc (Output_file_header::Output_file_header): Remove entry
5345 parameter. Change all callers.
5346 (Output_file_header::entry): Use parameters->entry.
5347 * gold.cc (queue_middle_tasks): Likewise.
5348 * plugin.cc (Plugin_hook::run): Likewise.
5349
aa92d6ed
CC		 53502011-05-24 Cary Coutant <ccoutant@google.com>
5351
5352 * gold.cc (queue_initial_tasks): Pass incremental base filename
5353 to Output_file::open_base_file; don't print error message.
5354 * incremental-dump.cc (main): Adjust call to
5355 Output_file::open_for_modification.
5356 * incremental-dump.cc (main): Likewise.
5357 * incremental.cc (Incremental_inputs::report_command_line):
5358 Ignore --incremental-base option when comparing command lines.
5359 Ignore parameter when given as separate argument.
5360 * options.h (class General_options): Add --incremental-base.
5361 * output.cc (Output_file::Output_file):
5362 (Output_file::open_base_file): Add base_name and writable parameters;
5363 read base file into new file; print error message here.
5364 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5365 callers.
5366 * output.h (Output_file::open_for_modification): Rename to...
5367 (Output_file::open_base_file): ...this; add base_name and
5368 writable parameters; adjust all callers.
5369 (Output_file::map_no_anonymous): Add writable parameter; adjust all
5370 callers.
5371 * testsuite/Makefile.am (incremental_test_4): Test
5372 --incremental-base.
5373 * testsuite/Makefile.in: Regenerate.
5374
2eedd706
CC		 53752011-05-24 Cary Coutant <ccoutant@google.com>
5376
5377 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
5378 incremental_test_4.
5379 * testsuite/Makefile.in: Regenerate.
5380 * testsuite/two_file_test_1_v1.cc: New test source file.
5381 * testsuite/two_file_test_1b_v1.cc: New test source file.
5382 * testsuite/two_file_test_2_v1.cc: New test source file.
5383
0f1c85a6
CC		 53842011-05-24 Cary Coutant <ccoutant@google.com>
5385
5386 * dynobj.h (Dynobj::do_dynobj): New function.
5387 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
5388 flag and soname for shared objects.
5389 * incremental.cc (Incremental_inputs::report_object): Make
5390 either Incremental_object_entry or Incremental_dynobj_entry; add
5391 soname to string table.
5392 (Incremental_inputs::report_input_section): Add assertion.
5393 (Output_section_incremental_inputs::set_final_data_size): Adjust
5394 type of input file entry for shared libraries; adjust size of
5395 shared library info entry.
5396 (Output_section_incremental_inputs::write_input_files): Write
5397 as_needed flag for shared libraries.
5398 (Output_section_incremental_inputs::write_info_blocks): Adjust type
5399 of input file entry for shared libraries; write soname.
5400 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
5401 soname from incremental info.
5402 * incremental.h (enum Incremental_input_flags): Add
5403 INCREMENTAL_INPUT_AS_NEEDED.
5404 (Incremental_input_entry::Incremental_input_entry): Initialize new
5405 data member.
5406 (Incremental_input_entry::set_as_needed): New function.
5407 (Incremental_input_entry::as_needed): New function.
5408 (Incremental_input_entry::do_dynobj_entry): New function.
5409 (Incremental_input_entry::as_needed_): New data member.
5410 (Incremental_object_entry::Incremental_object_entry): Don't check
5411 for shared library.
5412 (Incremental_object_entry::do_type): Likewise.
5413 (class Incremental_dynobj_entry): New class.
5414 (Incremental_input_entry_reader::as_needed): New function.
5415 (Incremental_input_entry_reader::get_soname): New function.
5416 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
5417 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
5418 size of shared library info entry.
58797674 5419 * layout.cc (Layout::finish_dynamic_section): Don't test for
0f1c85a6
CC		 5420 incremental link when adding DT_NEEDED entries.
5421 * object.h (Object::Object): Initialize new data member.
5422 (Object::dynobj): New function.
5423 (Object::set_as_needed): New function.
5424 (Object::as_needed): New function.
5425 (Object::do_dynobj): New function.
5426 (Object::as_needed_): New data member.
5427
6fa2a40b
CC		 54282011-05-24 Cary Coutant <ccoutant@google.com>
5429
5430 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
5431 info; adjust display of GOT entries.
5432 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5433 vector of input objects; remove file_status_.
5434 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
5435 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
5436 got_plt reader; call target hooks to reserve GOT entries.
5437 (Output_section_incremental_inputs::set_final_data_size): Adjust size
5438 of input file info header and GOT info entry.
5439 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
5440 relocation info.
5441 (Got_plt_view_info::got_descriptor): Remove.
5442 (Got_plt_view_info::sym_index): New data member.
5443 (Got_plt_view_info::input_index): New data member.
5444 (Local_got_offset_visitor::visit): Write input file index.
5445 (Global_got_offset_visitor::visit): Write 0 for input file index.
5446 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
5447 with sym_index and input_index.
5448 (Output_section_incremental_inputs::write_got_plt): Adjust size of
5449 incremental info GOT entry; replace got_descriptor with input_index.
5450 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
5451 map from input file index to object.
5452 (Sized_relobj_incr::do_layout): Replace direct data member reference
5453 with accessor function.
5454 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
5455 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
5456 Adjust size of input file info header.
5457 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
5458 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
5459 (Incremental_input_entry_reader::get_input_section): Adjust size of
5460 input file info header.
5461 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
5462 of incremental info GOT entry.
5463 (Incremental_got_plt_reader::get_got_desc): Remove.
5464 (Incremental_got_plt_reader::get_got_symndx): New function.
5465 (Incremental_got_plt_reader::get_got_input_index): New function.
5466 (Sized_incremental_binary::Sized_incremental_binary): Remove
5467 file_status_; add input_objects_.
5468 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
5469 (Sized_incremental_binary::set_file_is_unchanged): Remove.
5470 (Sized_incremental_binary::file_is_unchanged): Remove.
5471 (Sized_incremental_binary::set_input_object): New function.
5472 (Sized_incremental_binary::input_object): New function.
5473 (Sized_incremental_binary::file_status_): Remove.
5474 (Sized_incremental_binary::input_objects_): New data member.
5475 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
5476 references.
5477 (Sized_relobj_incr::invalid_address): Move to base class.
5478 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
5479 class.
5480 (Sized_relobj_incr::do_output_section_offset): Likewise.
5481 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
5482 (Sized_relobj_incr::section_offsets_): Likewise.
5483 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
5484 function.
5485 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
5486 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
5487 with accessor function.
5488 (Sized_relobj_file::do_layout): Likewise.
5489 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
5490 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
5491 (Sized_relobj_file::compute_final_local_value): Replace refs to
5492 section_offsets_ with accessor function.
5493 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
5494 * object.h (Relobj::Relobj): Initialize new data members.
5495 (Relobj::add_dyn_reloc): New function.
5496 (Relobj::first_dyn_reloc): New function.
5497 (Relobj::dyn_reloc_count): New function.
5498 (Relobj::first_dyn_reloc_): New data member.
5499 (Relobj::dyn_reloc_count_): New data member.
5500 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
5501 references.
5502 (Sized_relobj::Address): New typedef.
5503 (Sized_relobj::invalid_address): Move here from child class.
5504 (Sized_relobj::Sized_relobj): Initialize new data members.
5505 (Sized_relobj::sized_relobj): New function.
5506 (Sized_relobj::is_output_section_offset_invalid): Move here from
5507 child class.
5508 (Sized_relobj::get_output_section_offset): Likewise.
5509 (Sized_relobj::local_has_got_offset): Likewise.
5510 (Sized_relobj::local_got_offset): Likewise.
5511 (Sized_relobj::set_local_got_offset): Likewise.
5512 (Sized_relobj::do_for_all_local_got_entries): Likewise.
5513 (Sized_relobj::clear_got_offsets): New function.
5514 (Sized_relobj::section_offsets): Move here from child class.
5515 (Sized_relobj::do_output_section_offset): Likewise.
5516 (Sized_relobj::do_set_section_offset): Likewise.
5517 (Sized_relobj::Local_got_offsets): Likewise.
5518 (Sized_relobj::local_got_offsets_): Likewise.
5519 (Sized_relobj::section_offsets_): Likewise.
5520 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
5521 references.
5522 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
5523 class.
5524 (Sized_relobj_file::sized_relobj): New function
5525 (Sized_relobj_file::local_has_got_offset): Move to base class.
5526 (Sized_relobj_file::local_got_offset): Likewise.
5527 (Sized_relobj_file::set_local_got_offset): Likewise.
5528 (Sized_relobj_file::get_output_section_offset): Likewise.
5529 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
5530 (Sized_relobj_file::do_output_section_offset): Likewise.
5531 (Sized_relobj_file::do_set_section_offset): Likewise.
5532 (Sized_relobj_file::Local_got_offsets): Likewise.
5533 (Sized_relobj_file::local_got_offsets_): Likewise.
5534 (Sized_relobj_file::section_offsets_): Likewise.
5535 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
5536 (all constructors).
5537 (set_needs_dynsym_index): Convert relobj to derived class pointer.
5538 (Output_reloc::get_symbol_index): Likewise.
5539 (Output_reloc::local_section_offset): Likewise.
5540 (Output_reloc::get_address): Likewise.
5541 (Output_reloc::symbol_value): Likewise.
5542 (Output_data_got::reserve_slot): Move to class definition.
5543 (Output_data_got::reserve_local): New function.
5544 (Output_data_got::reserve_slot_for_global): Remove.
5545 (Output_data_got::reserve_global): New function.
5546 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
5547 (all constructors, two instantiations).
5548 (Output_reloc::get_relobj): New function (two instantiations).
5549 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
5550 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
5551 (Output_data_reloc::add_global): Adjust type of relobj.
5552 (Output_data_reloc::add_global_relative): Likewise.
5553 (Output_data_reloc::add_symbolless_global_addend): Likewise.
5554 (Output_data_reloc::add_local): Likewise.
5555 (Output_data_reloc::add_local_relative): Likewise.
5556 (Output_data_reloc::add_symbolless_local_addend): Likewise.
5557 (Output_data_reloc::add_local_section): Likewise.
5558 (Output_data_reloc::add_output_section): Likewise.
5559 (Output_data_reloc::add_absolute): Likewise.
5560 (Output_data_reloc::add_target_specific): Likewise.
5561 (Output_data_got::reserve_slot): Move definition here.
5562 (Output_data_got::reserve_local): New function.
5563 (Output_data_got::reserve_global): New function.
5564 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
5565 section_offsets_ with accessor function.
5566 (Sized_relobj_file::write_sections): Likewise.
5567 (Sized_relobj_file::do_relocate_sections): Likewise.
5568 * target.h (Sized_target::reserve_local_got_entry): New function.
5569 (Sized_target::reserve_global_got_entry): New function.
5570 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
5571 (Target_x86_64::reserve_global_got_entry): New function.
5572 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
5573
4829d394
CC		 55742011-05-23 Cary Coutant <ccoutant@google.com>
5575
5576 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
5577 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
5578 bit when checking got_type.
5579 * incremental.cc (Sized_incremental_binary::setup_readers):
5580 Store symbol table and string table locations; initialize bit vector
5581 of file status flags.
5582 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
5583 unchanged files.
5584 (Sized_incremental_binary::do_process_got_plt): New function.
5585 (Sized_incremental_binary::get_symtab_view): Use stored locations.
5586 (Output_section_incremental_inputs::set_final_data_size): Record
5587 file index for each input file.
5588 (Output_section_incremental_inputs::write_got_plt): Store file index
5589 instead of input entry offset for each GOT entry.
5590 * incremental.h
5591 (Incremental_input_entry::Incremental_input_entry): Initialize new
5592 data member.
5593 (Incremental_input_entry::set_offset): Store file index.
5594 (Incremental_input_entry::get_file_index): New function.
5595 (Incremental_input_entry::file_index_): New data member.
5596 (Incremental_binary::process_got_plt): New function.
5597 (Incremental_binary::do_process_got_plt): New function.
5598 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5599 data members.
5600 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
5601 (Sized_incremental_binary::set_file_is_unchanged): New function.
5602 (Sized_incremental_binary::file_is_unchanged): New function.
5603 (Sized_incremental_binary::do_process_got_plt): New function.
5604 (Sized_incremental_binary::file_status_): New data member.
5605 (Sized_incremental_binary::main_symtab_loc_): New data member.
5606 (Sized_incremental_binary::main_strtab_loc_): New data member.
5607 * output.cc (Output_data_got::Got_entry::write): Add case
5608 RESERVED_CODE.
5609 (Output_data_got::add_global): Call add_got_entry.
5610 (Output_data_got::add_global_plt): Likewise.
5611 (Output_data_got::add_global_with_rel): Likewise.
5612 (Output_data_got::add_global_with_rela): Likewise.
5613 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
5614 (Output_data_got::add_global_pair_with_rela): Likewise.
5615 (Output_data_got::add_local): Call add_got_entry.
5616 (Output_data_got::add_local_plt): Likewise.
5617 (Output_data_got::add_local_with_rel): Likewise.
5618 (Output_data_got::add_local_with_rela): Likewise.
5619 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
5620 (Output_data_got::add_local_pair_with_rela): Likewise.
5621 (Output_data_got::reserve_slot): New function.
5622 (Output_data_got::reserve_slot_for_global): New function.
5623 (Output_data_got::add_got_entry): New function.
5624 (Output_data_got::add_got_entry_pair): New function.
5625 (Output_section::add_output_section_data): Edit FIXME.
5626 * output.h
5627 (Output_section_data_build::Output_section_data_build): New
5628 constructor with size parameter.
5629 (Output_data_space::Output_data_space): Likewise.
5630 (Output_data_got::Output_data_got): Initialize new data member; new
5631 constructor with size parameter.
5632 (Output_data_got::add_constant): Call add_got_entry.
5633 (Output_data_got::reserve_slot): New function.
5634 (Output_data_got::reserve_slot_for_global): New function.
5635 (class Output_data_got::Got_entry): Add RESERVED_CODE.
5636 (Output_data_got::add_got_entry): New function.
5637 (Output_data_got::add_got_entry_pair): New function.
5638 (Output_data_got::free_list_): New data member.
5639 * target.h (Sized_target::init_got_plt_for_update): New function.
5640 (Sized_target::register_global_plt_entry): New function.
5641 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
5642 Initialize new data member; call init; add constructor with PLT count.
5643 (Output_data_plt_x86_64::init): New function.
5644 (Output_data_plt_x86_64::add_relocation): New function.
5645 (Output_data_plt_x86_64::reserve_slot): New function.
5646 (Output_data_plt_x86_64::free_list_): New data member.
5647 (Target_x86_64::init_got_plt_for_update): New function.
5648 (Target_x86_64::register_global_plt_entry): New function.
5649 (Output_data_plt_x86_64::add_entry): Allocate from free list for
5650 incremental updates.
5651 (Output_data_plt_x86_64::add_relocation): New function.
5652 * testsuite/object_unittest.cc (Object_test): Set default options.
5653
ec69d6da
ILT		 56542011-05-16 Ian Lance Taylor <iant@google.com>
5655
5656 * options.h (class General_options): Make -i a synonym for -r.
5657
732e31de
ILT		 56582011-05-16 Ian Lance Taylor <iant@google.com>
5659
5660 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
5661
403676b5
CC		 56622011-05-10 Cary Coutant <ccoutant@google.com>
5663
5664 * object.cc (Sized_relobj::do_count_local_symbols): Check for
5665 strip_all (-s).
5666
5b7b7d6e
ILT		 56672011-05-06 Ian Lance Taylor <iant@google.com>
5668
5669 * layout.cc (Layout::layout): If the output section flags change,
5670 update the ordering.
5671
f0f9babf
CC		 56722011-04-25 Cary Coutant <ccoutant@google.com>
5673
5674 * incremental-dump.cc (dump_incremental_inputs): Print local
5675 symbol info for each input file.
5676 * incremental.cc
5677 (Output_section_incremental_inputs::set_final_data_size): Add local
5678 symbol info to input file entries in incremental info.
5679 (Output_section_incremental_inputs::write_info_blocks): Likewise.
5680 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
5681 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
5682 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
5683 implementation.
5684 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
5685 (Sized_incr_relobj::do_relocate): Write the local symbols.
5686 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
5687 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
5688 Adjust size of input file header.
5689 (Incremental_inputs_reader::get_local_symbol_offset): New function.
5690 (Incremental_inputs_reader::get_local_symbol_count): New function.
5691 (Incremental_inputs_reader::get_input_section): Adjust size of input
5692 file header.
5693 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
5694 (Sized_incr_relobj::This): New typedef.
5695 (Sized_incr_relobj::sym_size): New const data member.
5696 (Sized_incr_relobj::Local_symbol): New struct.
5697 (Sized_incr_relobj::do_output_local_symbol_count): New function.
5698 (Sized_incr_relobj::do_local_symbol_offset): New function.
5699 (Sized_incr_relobj::local_symbol_count_): New data member.
5700 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
5701 (Sized_incr_relobj::local_symbol_index_): New data member.
5702 (Sized_incr_relobj::local_symbol_offset_): New data member.
5703 (Sized_incr_relobj::local_dynsym_offset_): New data member.
5704 (Sized_incr_relobj::local_symbols_): New data member.
5705 * object.h (Relobj::output_local_symbol_count): New function.
5706 (Relobj::local_symbol_offset): New function.
5707 (Relobj::do_output_local_symbol_count): New function.
5708 (Relobj::do_local_symbol_offset): New function.
5709 (Sized_relobj::do_output_local_symbol_count): New function.
5710 (Sized_relobj::do_local_symbol_offset): New function.
5711
d0a9ace3
ILT		 57122011-04-22 Vladimir Simonov <sv@sw.ru>
5713
5714 * descriptors.cc (set_close_on_exec): New function.
5715 (Descriptors::open): Use set_close_on_exec.
5716 * output.cc (S_ISLNK): Define if not defined.
5717
94a3fc8b
CC		 57182011-04-22 Cary Coutant <ccoutant@google.com>
5719
5720 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
5721 global symbol map.
5722 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5723 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
5724 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
5725 relocations.
5726 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
5727 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
5728 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
5729 * incremental.h
5730 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
5731 function.
5732 (Incremental_binary::apply_incremental_relocs): New function.
5733 (Incremental_binary::do_apply_incremental_relocs): New function.
5734 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
5735 data member.
5736 (Sized_incremental_binary::add_global_symbol): New function.
5737 (Sized_incremental_binary::global_symbol): New function.
5738 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
5739 (Sized_incremental_binary::symbol_map_): New data member.
5740 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
5741 * target.h (Sized_target::apply_relocation): New function.
5742 * target-reloc.h (apply_relocation): New function.
5743 * x86_64.cc (Target_x86_64::apply_relocation): New function.
5744
c87e4302
DK		 57452011-04-22 Doug Kwan <dougkwan@google.com>
5746
5747 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
5748 flag of a SHT_ARM_EXIDX section.
2e702c99 5749 * testsuite/Makefile.am (arm_exidx_test): New test rules.
c87e4302
DK		 5750 * testsuite/Makefile.in: Regenerate.
5751 * testsuite/arm_exidx_test.s: New file.
5752 * testsuite/arm_exidx_test.sh: Same.
5753
e7782cf6
CC		 57542011-04-20 Cary Coutant <ccoutant@google.com>
5755
5756 PR gold/12689
5757 * archive.h (Incremental_archive_entry::Archive_member):
5758 Initialize arg_serial_ (second constructor).
5759
308ecdc7
ILT		 57602011-04-17 Ian Lance Taylor <iant@google.com>
5761
5762 * object.cc (Relocate_info::location): Simplify location string.
5763 * errors.cc (Errors::error_at_location): Don't print program
5764 name.
5765 (Errors::warning_at_location): Likewise.
5766 (Errors::undefined_symbol): Likewise.
5767 * testsuite/debug_msg.sh: Update accordingly.
5768
bec5b579
CC		 57692011-04-14 Cary Coutant <ccoutant@google.com>
5770
5771 * gold/layout.cc (Layout::symtab_section_offset): New function.
5772 * gold/layout.h (Layout::symtab_section_offset): New function.
5773 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
5774
88597d34
ILT		 57752011-04-12 Ian Lance Taylor <iant@google.com>
5776
5777 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
5778 with MREMAP_MAYMOVE.
5779 * output.h (class Output_file): Add map_is_allocated_ field.
5780 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
5781 not available, provide stubs. If mremap is not available, #define
5782 it to gold_mremap.
5783 (MREMAP_MAYMOVE): Define if not defined.
5784 (Output_file::Output_file): Initialize map_is_allocated_.
5785 (Output_file::resize): Check map_is_allocated_.
5786 (Output_file::map_anonymous): If mmap fails, use malloc.
5787 (Output_file::unmap): Don't do anything for an anonymous map.
5788 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
5789 is not available, provide stubs.
5790 (File_read::View::~View): Use free rather than delete[].
5791 (File_read::make_view): Use malloc rather than new[]. If mmap
5792 fails, use malloc.
5793 (File_read::find_or_make_view): Use malloc rather than new[].
5794 * gold.h: Remove HAVE_REMAP code.
5795 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
5796 exists. Rename mremap to gold_mremap. If mmap is not available
5797 don't do anything.
5798 * configure, config.in: Rebuild.
5799
11e361bc
ILT		 58002011-04-11 Ian Lance Taylor <iant@google.com>
5801
5802 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
5803 initialize local variable v.
5804
cdc29364
CC		 58052011-04-11 Cary Coutant <ccoutant@google.com>
5806
5807 * archive.cc (Archive::include_member): Adjust call to
5808 report_object.
5809 (Add_archive_symbols::run): Track argument serial numbers.
5810 (Lib_group::include_member): Likewise.
5811 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
5812 * archive.h (Incremental_archive_entry::Archive_member):
5813 Initialize arg_serial_.
5814 (Archive_member::arg_serial_): New data member.
5815 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
5816 (Sized_dynobj::do_add_symbols): Track symbols when doing an
5817 incremental link.
5818 (Sized_dynobj::do_for_all_local_got_entries): New function.
5819 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
5820 function.
5821 * fileread.cc (get_mtime): New function.
5822 * fileread.h (get_mtime): New function.
5823 * gold.cc (queue_initial_tasks): Check for incremental update.
5824 (process_incremental_input): New function.
5825 (queue_middle_tasks): Don't force valid target for incremental
5826 update.
5827 * incremental-dump.cc (find_input_containing_global): Adjust
5828 size of symbol info entry.
5829 (dump_incremental_inputs): Dump argument serial number and
5830 in_system_directory flag; bias shndx by 1; print symbol names
5831 when dumping per-file symbol lists; use new symbol info readers.
5832 * incremental.cc
5833 (Output_section_incremental_inputs:update_data_size): New function.
5834 (Sized_incremental_binary::setup_readers): Setup input readers
5835 for each input file; build maps for files added from libraries
5836 and scripts.
5837 (Sized_incremental_binary::check_input_args): New function.
5838 (Sized_incremental_binary::do_check_inputs): Build map of argument
5839 serial numbers to input arguments.
5840 (Sized_incremental_binary::do_file_has_changed): Rename
5841 do_file_is_unchanged to this; compare file modification times.
5842 (Sized_incremental_binary::do_init_layout): New function.
5843 (Sized_incremental_binary::do_reserve_layout): New function.
5844 (Sized_incremental_binary::do_get_input_reader): Remove.
5845 (Sized_incremental_binary::get_symtab_view): New function.
5846 (Incremental_checker::can_incrementally_link_output_file): Remove.
5847 (Incremental_inputs::report_command_line): Exclude --debug options.
5848 (Incremental_inputs::report_archive_begin): Add parameter; track
5849 argument serial numbers; don't put input file entry for archive
5850 before archive members.
5851 (Incremental_inputs::report_archive_end): Put input file entry
5852 for archive after archive members.
5853 (Incremental_inputs::report_object): Add parameter; track argument
5854 serial numbers and in_system_directory flag.
5855 (Incremental_inputs::report_script): Add parameter; track argument
5856 serial numbers.
5857 (Output_section_incremental_inputs::set_final_data_size): Adjust
5858 size of symbol info entry; check for forwarding symbols.
5859 (Output_section_incremental_inputs::write_input_files): Write
5860 in_system_directory flag and argument serial number.
5861 (Output_section_incremental_inputs::write_info_blocks): Map section
5862 indices between incremental info and original input file; store
5863 input section index for each symbol.
5864 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
5865 change operator() to visit().
5866 (class Global_got_offset_visitor): Likewise.
5867 (class Global_symbol_visitor_got_plt):
5868 (Output_section_incremental_inputs::write_got_plt): Use new visitor
5869 classes.
5870 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
5871 (Sized_incr_relobj::do_read_symbols): New function.
5872 (Sized_incr_relobj::do_layout): New function.
5873 (Sized_incr_relobj::do_layout_deferred_sections): New function.
5874 (Sized_incr_relobj::do_add_symbols): New function.
5875 (Sized_incr_relobj::do_should_include_member): New function.
5876 (Sized_incr_relobj::do_for_all_global_symbols): New function.
5877 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
5878 (Sized_incr_relobj::do_section_size): New function.
5879 (Sized_incr_relobj::do_section_name): New function.
5880 (Sized_incr_relobj::do_section_contents): New function.
5881 (Sized_incr_relobj::do_section_flags): New function.
5882 (Sized_incr_relobj::do_section_entsize): New function.
5883 (Sized_incr_relobj::do_section_address): New function.
5884 (Sized_incr_relobj::do_section_type): New function.
5885 (Sized_incr_relobj::do_section_link): New function.
5886 (Sized_incr_relobj::do_section_info): New function.
5887 (Sized_incr_relobj::do_section_addralign): New function.
5888 (Sized_incr_relobj::do_initialize_xindex): New function.
5889 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
5890 (Sized_incr_relobj::do_read_relocs): New function.
5891 (Sized_incr_relobj::do_gc_process_relocs): New function.
5892 (Sized_incr_relobj::do_scan_relocs): New function.
5893 (Sized_incr_relobj::do_count_local_symbols): New function.
5894 (Sized_incr_relobj::do_finalize_local_symbols): New function.
5895 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
5896 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
5897 (Sized_incr_relobj::do_relocate): New function.
5898 (Sized_incr_relobj::do_set_section_offset): New function.
5899 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
5900 (Sized_incr_dynobj::do_read_symbols): New function.
5901 (Sized_incr_dynobj::do_layout): New function.
5902 (Sized_incr_dynobj::do_add_symbols): New function.
5903 (Sized_incr_dynobj::do_should_include_member): New function.
5904 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
5905 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
5906 (Sized_incr_dynobj::do_section_size): New function.
5907 (Sized_incr_dynobj::do_section_name): New function.
5908 (Sized_incr_dynobj::do_section_contents): New function.
5909 (Sized_incr_dynobj::do_section_flags): New function.
5910 (Sized_incr_dynobj::do_section_entsize): New function.
5911 (Sized_incr_dynobj::do_section_address): New function.
5912 (Sized_incr_dynobj::do_section_type): New function.
5913 (Sized_incr_dynobj::do_section_link): New function.
5914 (Sized_incr_dynobj::do_section_info): New function.
5915 (Sized_incr_dynobj::do_section_addralign): New function.
5916 (Sized_incr_dynobj::do_initialize_xindex): New function.
5917 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
5918 (make_sized_incremental_object): New function.
5919 (Incremental_library::copy_unused_symbols): New function.
5920 (Incremental_library::do_for_all_unused_symbols): New function.
5921 * incremental.h (enum Incremental_input_flags): New type.
5922 (class Incremental_checker): Remove.
5923 (Incremental_input_entry::Incremental_input_entry): Add argument
5924 serial number.
5925 (Incremental_input_entry::arg_serial): New function.
5926 (Incremental_input_entry::set_is_in_system_directory): New function.
5927 (Incremental_input_entry::is_in_system_directory): New function.
5928 (Incremental_input_entry::arg_serial_): New data member.
5929 (Incremental_input_entry::is_in_system_directory_): New data member.
5930 (class Script_info): Move here from script.h.
5931 (Script_info::Script_info): Add filename parameter.
5932 (Script_info::filename): New function.
5933 (Script_info::filename_): New data member.
5934 (Incremental_script_entry::Incremental_script_entry): Add argument
5935 serial number.
5936 (Incremental_object_entry::Incremental_object_entry): Likewise.
5937 (Incremental_object_entry::add_input_section): Build list of input
5938 sections with map to original shndx.
5939 (Incremental_object_entry::get_input_section_index): New function.
5940 (Incremental_object_entry::shndx_): New data member.
5941 (Incremental_object_entry::name_key_): Rename; adjust all refs.
5942 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
5943 (Incremental_archive_entry::Incremental_archive_entry): Add argument
5944 serial number.
5945 (Incremental_inputs::report_archive_begin): Likewise.
5946 (Incremental_inputs::report_object): Likewise.
5947 (Incremental_inputs::report_script): Likewise.
5948 (class Incremental_global_symbol_reader): New class.
5949 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
5950 and store flags and input file type.
5951 (Incremental_input_entry_reader::arg_serial): New function.
5952 (Incremental_input_entry_reader::type): Extract type from flags.
5953 (Incremental_input_entry_reader::is_in_system_directory): New function.
5954 (Incremental_input_entry_reader::get_input_section_count): Call
5955 accessor function for type.
5956 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
5957 function for type; adjust size of global symbol entry.
5958 (Incremental_input_entry_reader::get_global_symbol_count): Call
5959 accessor function for type.
5960 (Incremental_input_entry_reader::get_object_count): Likewise.
5961 (Incremental_input_entry_reader::get_object_offset): Likewise.
5962 (Incremental_input_entry_reader::get_member_count): Likewise.
5963 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
5964 (Incremental_input_entry_reader::get_member_offset): Likewise.
5965 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
5966 (Incremental_input_entry_reader::Global_symbol_info): Remove.
5967 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
5968 (Incremental_input_entry_reader::get_global_symbol_reader): New
5969 function.
5970 (Incremental_input_entry_reader::get_output_symbol_index): New
5971 function.
5972 (Incremental_input_entry_reader::type_): Remove.
5973 (Incremental_input_entry_reader::flags_): New data member.
5974 (Incremental_inputs_reader::input_file_offset): New function.
5975 (Incremental_inputs_reader::input_file_index): New function.
5976 (Incremental_inputs_reader::input_file): Call input_file_offset.
5977 (Incremental_inputs_reader::input_file_at_offset): New function.
5978 (Incremental_relocs_reader::get_r_type): Reformat.
5979 (Incremental_relocs_reader::get_r_shndx): Reformat.
5980 (Incremental_relocs_reader::get_r_offset): Reformat.
5981 (Incremental_relocs_reader::data): New function.
5982 (Incremental_binary::Incremental_binary): Initialize new data members.
5983 (Incremental_binary::check_inputs): Add cmdline parameter.
5984 (Incremental_binary::file_is_unchanged): Remove.
5985 (Input_reader::arg_serial): New function.
5986 (Input_reader::get_unused_symbol_count): New function.
5987 (Input_reader::get_unused_symbol): New function.
5988 (Input_reader::do_arg_serial): New function.
5989 (Input_reader::do_get_unused_symbol_count): New function.
5990 (Input_reader::do_get_unused_symbol): New function.
5991 (Incremental_binary::input_file_count): New function.
5992 (Incremental_binary::get_input_reader): Change signature to use
5993 index instead of filename.
5994 (Incremental_binary::file_has_changed): New function.
5995 (Incremental_binary::get_input_argument): New function.
5996 (Incremental_binary::get_library): New function.
5997 (Incremental_binary::get_script_info): New function.
5998 (Incremental_binary::init_layout): New function.
5999 (Incremental_binary::reserve_layout): New function.
6000 (Incremental_binary::output_file): New function.
6001 (Incremental_binary::do_check_inputs): New function.
6002 (Incremental_binary::do_file_is_unchanged): Remove.
6003 (Incremental_binary::do_file_has_changed): New function.
6004 (Incremental_binary::do_init_layout): New function.
6005 (Incremental_binary::do_reserve_layout): New function.
6006 (Incremental_binary::do_input_file_count): New function.
6007 (Incremental_binary::do_get_input_reader): Change signature.
6008 (Incremental_binary::input_args_map_): New data member.
6009 (Incremental_binary::library_map_): New data member.
6010 (Incremental_binary::script_map_): New data member.
6011 (Sized_incremental_binary::Sized_incremental_binary): Initialize
6012 new data members.
6013 (Sized_incremental_binary::output_section): New function.
6014 (Sized_incremental_binary::inputs_reader): Add const.
6015 (Sized_incremental_binary::symtab_reader): Add const.
6016 (Sized_incremental_binary::relocs_reader): Add const.
6017 (Sized_incremental_binary::got_plt_reader): Add const.
6018 (Sized_incremental_binary::get_symtab_view): New function.
6019 (Sized_incremental_binary::Inputs_reader): New typedef.
6020 (Sized_incremental_binary::Input_entry_reader): New typedef.
6021 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
6022 (Sized_incremental_binary::do_file_is_unchanged): Remove.
6023 (Sized_incremental_binary::do_file_has_changed): New function.
6024 (Sized_incremental_binary::do_init_layout): New function.
6025 (Sized_incremental_binary::do_reserve_layout): New function.
6026 (Sized_input_reader::Inputs_reader): Remove.
6027 (Sized_input_reader::Input_entry_reader): Remove.
6028 (Sized_input_reader::do_arg_serial): New function.
6029 (Sized_input_reader::do_get_unused_symbol_count): New function.
6030 (Sized_input_reader::do_get_unused_symbol): New function.
6031 (Sized_incremental_binary::do_input_file_count): New function.
6032 (Sized_incremental_binary::do_get_input_reader): Change signature;
6033 use index instead of filename.
6034 (Sized_incremental_binary::section_map_): New data member.
6035 (Sized_incremental_binary::input_entry_readers_): New data member.
6036 (class Sized_incr_relobj): New class.
6037 (class Sized_incr_dynobj): New class.
6038 (make_sized_incremental_object): New function.
6039 (class Incremental_library): New class.
6040 * layout.cc (Free_list::num_lists): New static data member.
6041 (Free_list::num_nodes): New static data member.
6042 (Free_list::num_removes): New static data member.
6043 (Free_list::num_remove_visits): New static data member.
6044 (Free_list::num_allocates): New static data member.
6045 (Free_list::num_allocate_visits): New static data member.
6046 (Free_list::init): New function.
6047 (Free_list::remove): New function.
6048 (Free_list::allocate): New function.
6049 (Free_list::dump): New function.
6050 (Free_list::print_stats): New function.
6051 (Layout_task_runner::run): Resize output file for incremental updates.
6052 (Layout::Layout): Initialize new data members.
6053 (Layout::set_incremental_base): New function.
6054 (Layout::init_fixed_output_section): New function.
6055 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
6056 incremental updates.
6057 (Layout::create_gold_note): Do not create gold note section for
6058 incremental updates.
6059 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
6060 for incremental updates.
6061 (Layout::set_section_offsets): For incremental updates, allocate space
6062 from free list.
6063 (Layout::create_symtab_sections): Layout with offsets relative to
6064 start of section; for incremental updates, allocate space from free
6065 list.
6066 (Layout::create_shdrs): For incremental updates, allocate space from
6067 free list.
6068 (Layout::finish_dynamic_section): For incremental updates, do not
6069 check --as-needed (fixed in subsequent patch).
6070 * layout.h (class Free_list): New class.
6071 (Layout::set_incremental_base): New function.
6072 (Layout::incremental_base): New function.
6073 (Layout::init_fixed_output_section): New function.
6074 (Layout::allocate): New function.
6075 (Layout::incremental_base_): New data member.
6076 (Layout::free_list_): New data member.
6077 * main.cc (main): Print Free_list statistics.
6078 * object.cc (Relobj::finalize_incremental_relocs): Add
6079 clear_counts parameter; clear counts only when clear_counts is set.
6080 (Sized_relobj::Sized_relobj): Initialize new base class.
6081 (Sized_relobj::do_layout): Don't report special sections.
6082 (Sized_relobj::do_for_all_local_got_entries): New function.
6083 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
6084 symtab_off to all symbol table offsets.
6085 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
6086 * object.h (class Got_offset_list): Move to top of file.
6087 (Object::Object): Allow case where input_file == NULL.
6088 (Object::~Object): Likewise.
6089 (Object::input_file): Assert that input_file != NULL.
6090 (Object::lock): Allow case where input_file == NULL.
6091 (Object::unlock): Likewise.
6092 (Object::is_locked): Likewise.
6093 (Object::token): Likewise.
6094 (Object::release): Likewise.
6095 (Object::is_incremental): New function.
6096 (Object::get_mtime): New function.
6097 (Object::for_all_local_got_entries): New function.
6098 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
6099 (Object::set_is_in_system_directory): New function.
6100 (Object::is_in_system_directory): New function.
6101 (Object::do_is_incremental): New function.
6102 (Object::do_get_mtime): New function.
6103 (Object::do_for_all_local_got_entries): New function.
6104 (Object::is_in_system_directory_): New data member.
6105 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
6106 (class Sized_relobj_base): New class.
6107 (class Sized_relobj): Derive from Sized_relobj_base.
6108 (class Sized_relobj::Symbols): Redeclare from base class.
6109 (class Sized_relobj::local_got_offset_list): Remove.
6110 (class Sized_relobj::Output_sections): Redeclare from base class.
6111 (class Sized_relobj::do_for_all_local_got_entries): New function.
6112 (class Sized_relobj::write_local_symbols): Add offset parameter.
6113 (class Sized_relobj::local_symbol_offset_): Update comment.
6114 (class Sized_relobj::local_dynsym_offset_): Update comment.
6115 * options.cc (Input_arguments::add_file): Remove const.
6116 * options.h (Input_file_argument::Input_file_argument):
6117 Initialize arg_serial_ (all constructors).
6118 (Input_file_argument::set_arg_serial): New function.
6119 (Input_file_argument::arg_serial): New function.
6120 (Input_file_argument::arg_serial_): New data member.
6121 (Input_arguments::Input_arguments): Initialize file_count_.
6122 (Input_arguments::add_file): Remove const.
6123 (Input_arguments::number_of_input_files): New function.
6124 (Input_arguments::file_count_): New data member.
6125 (Command_line::number_of_input_files): Call
6126 Input_arguments::number_of_input_files.
6127 * output.cc (Output_segment_headers::Output_segment_headers):
6128 Set current size.
6129 (Output_section::Input_section::current_data_size): New function.
6130 (Output_section::Output_section): Initialize new data members.
6131 (Output_section::add_input_section): Don't do merge sections for
6132 an incremental link; allocate space from free list for an
6133 incremental update.
6134 (Output_section::add_output_section_data): Allocate space from
6135 free list for an incremental update.
6136 (Output_section::update_data_size): New function.
6137 (Output_section::set_fixed_layout): New function.
6138 (Output_section::reserve): New function.
6139 (Output_segment::set_section_addresses): Remove const.
6140 (Output_segment::set_section_list_addresses): Remove const; allocate
6141 space from free list for an incremental update.
6142 (Output_segment::set_offset): Adjust size of RELRO segment for an
6143 incremental update.
6144 * output.h (Output_data::current_data_size): Move here from
6145 child classes.
6146 (Output_data::pre_finalize_data_size): New function.
6147 (Output_data::update_data_size): New function.
6148 (Output_section_headers::update_data_size): new function.
6149 (Output_section_data_build::current_data_size): Move to Output_data.
6150 (Output_data_strtab::update_data_size): New function.
6151 (Output_section::current_data_size): Move to Output_data.
6152 (Output_section::set_fixed_layout): New function.
6153 (Output_section::has_fixed_layout): New function.
6154 (Output_section::reserve): New function.
6155 (Output_section::update_data_size): New function.
6156 (Output_section::has_fixed_layout_): New data member.
6157 (Output_section::free_list_): New data member.
6158 (Output_segment::set_section_addresses): Remove const.
6159 (Output_segment::set_section_list_addresses): Remove const.
6160 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
6161 New function.
6162 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
6163 New function.
6164 * readsyms.cc (Read_symbols::do_read_symbols): Add library
6165 parameter when calling Add_symbols constructor; store argument
6166 serial number for members of a lib group.
6167 (Add_symbols::locks): Allow case where token == NULL.
6168 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
6169 (Read_member::~Read_member): New function.
6170 (Read_member::is_runnable): New function.
6171 (Read_member::locks): New function.
6172 (Read_member::run): New function.
6173 (Check_script::~Check_script): New function.
6174 (Check_script::is_runnable): New function.
6175 (Check_script::locks): New function.
6176 (Check_script::run): New function.
6177 (Check_library::~Check_library): New function.
6178 (Check_library::is_runnable): New function.
6179 (Check_library::locks): New function.
6180 (Check_library::run): New function.
6181 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
6182 (Add_symbols::library_): New data member.
6183 (class Read_member): New class.
6184 (class Check_script): New class.
6185 (class Check_library): New class.
6186 * reloc.cc (Read_relocs::is_runnable): Allow case where
6187 token == NULL.
6188 (Read_relocs::locks): Likewise.
6189 (Scan_relocs::locks): Likewise.
6190 (Relocate_task::locks): Likewise.
6191 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
6192 to clear counters.
6193 (Sized_relobj::incremental_relocs_scan): Fix comment.
6194 (Sized_relobj::do_relocate): Pass output file offset to
6195 write_local_symbols.
6196 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
6197 from class declaration.
6198 * script.cc (read_input_script): Allocate Script_info; pass
6199 argument serial number to report_script.
6200 * script.h (class Script_info): Move to incremental.h.
6201 * symtab.cc (Symbol_table::add_from_incrobj): New function.
6202 * symtab.h (Symbol_table::add_from_incrobj): New function.
6203 (Symbol_table::set_file_offset): New function.
6204
b961d0d7
CC		 62052011-04-05 Cary Coutant <ccoutant@google.com>
6206
6207 * incremental-dump.cc (dump_incremental_inputs): Change signature
6208 to take a Sized_incremental_binary; change caller. Use readers
6209 in Sized_incremental_binary.
6210 * incremental.cc
6211 (Sized_incremental_binary::find_incremental_inputs_sections):
6212 Rename do_find_incremental_inputs_sections to this.
6213 (Sized_incremental_binary::setup_readers): New function.
6214 (Sized_incremental_binary::do_check_inputs): Check
6215 has_incremental_info_ flag; move setup code to setup_readers;
6216 use input readers.
6217 (Sized_incremental_binary::do_file_is_unchanged): New function.
6218 (Sized_incremental_binary::do_get_input_reader): New function.
6219 * incremental.h (class Incremental_binary): Move to end of file.
6220 (Incremental_binary::file_is_unchanged): New function.
6221 (Incremental_binary::do_file_is_unchanged): New function.
6222 (Incremental_binary::Input_reader): New class.
6223 (Incremental_binary::get_input_reader): New function.
6224 (class Sized_incremental_binary): Move to end of file.
6225 (Sized_incremental_binary::Sized_incremental_binary): Setup the
6226 input section reader classes.
6227 (Sized_incremental_binary::has_incremental_info): New function.
6228 (Sized_incremental_binary::inputs_reader): New function.
6229 (Sized_incremental_binary::symtab_reader): New function.
6230 (Sized_incremental_binary::relocs_reader): New function.
6231 (Sized_incremental_binary::got_plt_reader): New function.
6232 (Sized_incremental_binary::do_file_is_unchanged): New function.
6233 (Sized_incremental_binary::Sized_input_reader): New class.
6234 (Sized_incremental_binary::get_input_reader): New function.
6235 (Sized_incremental_binary::find_incremental_inputs_sections):
6236 Rename do_find_incremental_inputs_sections to this.
6237 (Sized_incremental_binary::setup_readers): New function.
6238 (Sized_incremental_binary::has_incremental_info_): New data member.
6239 (Sized_incremental_binary::inputs_reader_): New data member.
6240 (Sized_incremental_binary::symtab_reader_): New data member.
6241 (Sized_incremental_binary::relocs_reader_): New data member.
6242 (Sized_incremental_binary::got_plt_reader_): New data member.
6243 (Sized_incremental_binary::current_input_file_): New data member.
6244
a869183f
PP		 62452011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
6246
6247 PR gold/12640
6248 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
6249 violation.
6250
62512011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 6252
6253 * archive.cc (Archive::include_member): Adjust call to report_object.
6254 (Add_archive_symbols::run): Add script_info to call to
6255 report_archive_begin.
6256 (Lib_group::include_member): Adjust call to report_object.
6257 (Add_lib_group_symbols::run): Adjust call to report_object.
6258 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
6259 blocks. Add object count for script input files.
6260 * incremental.cc (Incremental_inputs::report_archive_begin): Add
6261 script_info parameter; change all callers.
6262 (Incremental_inputs::report_object): Add script_info parameter;
6263 change all callers.
6264 (Incremental_inputs::report_script): Store backpointer to
6265 incremental info entry.
6266 (Output_section_incremental_inputs::set_final_data_size): Record
6267 additional information for scripts.
6268 (Output_section_incremental_inputs::write_info_blocks): Likewise.
6269 * incremental.h (Incremental_script_entry::add_object): New function.
6270 (Incremental_script_entry::get_object_count): New function.
6271 (Incremental_script_entry::get_object): New function.
6272 (Incremental_script_entry::objects_): New data member; adjust
6273 constructor.
6274 (Incremental_inputs::report_archive_begin): Add script_info parameter.
6275 (Incremental_inputs::report_object): Add script_info parameter.
6276 (Incremental_inputs_reader::get_object_count): New function.
6277 (Incremental_inputs_reader::get_object_offset): New function.
6278 * options.cc (Input_arguments::add_file): Return reference to
6279 new input argument.
6280 * options.h (Input_argument::set_script_info): New function.
6281 (Input_argument::script_info): New function.
6282 (Input_argument::script_info_): New data member; adjust all
6283 constructors.
6284 (Input_file_group::add_file): Return reference to new input argument.
6285 (Input_file_lib::add_file): Likewise.
6286 (Input_arguments::add_file): Likewise.
6287 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
6288 * script.cc (Parser_closure::Parser_closure): Add script_info
6289 parameter; adjust all callers.
6290 (Parser_closure::script_info): New function.
6291 (Parser_closure::script_info_): New data member.
6292 (read_input_script): Report scripts earlier to incremental info.
6293 (script_add_file): Set script_info in Input_argument.
6294 (script_add_library): Likewise.
6295 * script.h (Script_options::Script_info): Rewrite class.
6296
a869183f 62972011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 6298
6299 * archive.cc (Library_base::should_include_member): Move
6300 method here from class Archive.
6301 (Archive::Archive): Initialize base class.
6302 (Archive::should_include_member): Move to base class.
6303 (Archive::do_for_all_unused_symbols): New function.
6304 (Add_archive_symbols::run): Remove redundant access to
6305 incremental_inputs.
6306 (Lib_group::Lib_group): Initialize base class.
6307 (Lib_group::do_filename): New function.
6308 (Lib_group::include_member): Pass pointer to Lib_group to
6309 report_object.
6310 (Lib_group::do_for_all_unused_symbols): New function.
6311 (Add_lib_group_symbols::run): Report archive information for
6312 incremental links.
6313 * archive.h (class Library_base): New base class.
6314 (class Archive): Derive from Library_base.
6315 (Archive::filename): Move to base class.
6316 (Archive::set_incremental_info): Likewise.
6317 (Archive::incremental_info): Likewise.
6318 (Archive::Should_include): Likewise.
6319 (Archive::should_include_member): Likewise.
6320 (Archive::Armap_entry): Remove.
6321 (Archive::Unused_symbol_iterator): Remove.
6322 (Archive::unused_symbols_begin): Remove.
6323 (Archive::unused_symbols_end): Remove.
6324 (Archive::do_filename): New function.
6325 (Archive::do_get_mtime): New function.
6326 (Archive::do_for_all_unused_symbols): New function.
6327 (Archive::task_): Move to base class.
6328 (Archive::incremental_info_): Likewise.
6329 (class Lib_group): Derive from Library_base.
6330 (Lib_group::do_filename): New function.
6331 (Lib_group::do_get_mtime): New function.
6332 (Lib_group::do_for_all_unused_symbols): New function.
6333 (Lib_group::task_): Move to base class.
6334 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
6335 function.
6336 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
6337 function.
6338 * incremental.cc (Incremental_inputs::report_archive_begin):
6339 Use Library_base; call library's get_mtime; add incremental inputs
6340 entry before members.
6341 (class Unused_symbol_visitor): New class.
6342 (Incremental_inputs::report_archive_end): Use Library_base; use
6343 visitor class to record unused symbols; don't add incremental inputs
6344 entry after members.
6345 (Incremental_inputs::report_object): Use Library_base.
6346 * incremental.h
6347 (Incremental_archive_entry::Incremental_archive_entry): Remove
6348 unused Archive parameter.
6349 (Incremental_inputs::report_archive_begin): Use Library_base.
6350 (Incremental_inputs::report_archive_end): Likewise.
6351 (Incremental_inputs::report_object): Likewise.
6352 * object.cc (Sized_relobj::do_for_all_global_symbols): New
6353 function.
6354 * object.h (Object::for_all_global_symbols): New function.
6355 (Object::do_for_all_global_symbols): New function.
6356 (Sized_relobj::do_for_all_global_symbols): New function.
6357 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
6358 function.
6359 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
6360 function.
6361
61ab3e40
ILT		 63622011-03-27 Ian Lance Taylor <iant@google.com>
6363
6364 * archive.cc (Archive::interpret_header): Return -1 if something
6365 goes wrong. Change callers accordingly.
6366
30e1f9e6
CC		 63672011-03-25 Cary Coutant <ccoutant@google.com>
6368
6369 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
6370 * testsuite/Makefile.in: Regenerate.
6371
9370ce59 63722011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 6373
6374 * plugin.cc (get_view): New.
6375 (Plugin::load): Pass get_view to the plugin.
6376 (Plugin_manager::get_view): New.
6377
9312bb0a
ILT		 63782011-03-21 Ian Lance Taylor <iant@google.com>
6379
6380 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 6381 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 6382
7e12ba9e
ST		 63832011-03-21 Sriraman Tallam <tmsriram@google.com>
6384
6385 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
6386 Change == to -eq.
6387 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
6388 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
6389 Change == to -eq.
6390 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
6391 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
6392
fd7a005d
ILT		 63932011-03-14 Ian Lance Taylor <iant@google.com>
6394
6395 * script-sections.cc (Sort_output_sections::script_compare):
6396 Rename from is_before, change return type.
6397 (Sort_output_sections::operator()): Adjust accordingly.
6398
ed16fd1b
ILT		 63992011-03-11 Jeffrey Yasskin <jyasskin@google.com>
6400
6401 PR gold/12572
6402 * testsuite/odr_violation2.cc: Add comment to make all error line
6403 numbers double digits.
6404 * testsuite/debug_msg.sh: Adjust expected errors.
6405
71ff8986
ILT		 64062011-03-09 Jeffrey Yasskin <jyasskin@google.com>
6407
6408 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
6409 but mark earlier ones as non-canonical
6410 (offset_to_iterator): Update search target and example
6411 (do_addr2line): Return extra lines in a vector*
6412 (format_file_lineno): Extract from do_addr2line
6413 (one_addr2line): Add vector* out-param
6414 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
6415 when a lineno entry appeared last for its instruction
6416 (Dwarf_line_info): Add vector* out-param
6417 * object.cc (Relocate_info): Pass NULL for the vector* out-param
6418 * symtab.cc (Odr_violation_compare): Include the lineno in the
6419 comparison again.
6420 (linenos_from_loc): New. Combine the canonical line for an
6421 address with its other lines.
6422 (True_if_intersect): New. Helper functor to make
6423 std::set_intersection a query.
6424 (detect_odr_violations): Compare sets of lines instead of just
6425 one line for each function. This became less deterministic, but
6426 has fewer false positives.
6427 * symtab.h: Declarations.
6428 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
6429 mix an optimized and non-optimized object in the same binary
6430 (odr_violation2.so): Same.
6431 * testsuite/Makefile.in: Regenerate from Makefile.am.
6432 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
6433 * testsuite/debug_msg.sh: Update line numbers and add
6434 assertions.
6435 * testsuite/odr_violation1.cc: Use OdrDerived, in a
6436 non-optimized context.
6437 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
6438 isn't inlined, and use OdrDerived in an optimized context.
6439 * testsuite/odr_header1.h: Defines OdrDerived, where
6440 optimization will change the
6441 first-instruction-in-the-destructor's file and line number.
6442 * testsuite/odr_header2.h: Defines OdrBase.
6443
a19fefdc
ILT		 64442011-03-09 Ian Lance Taylor <iant@google.com>
6445
6446 * fileread.cc (File_read::clear_views): Don't delete the whole
6447 file view.
6448
ecb351e9
ILT		 64492011-03-08 Ian Lance Taylor <iant@google.com>
6450
6451 PR gold/12525
6452 * fileread.cc: #include <climits>.
6453 (GOLD_IOV_MAX): Define.
6454 (File_read::read_multiple): Limit number of entries by iov_max.
6455 * fileread.h (class File_read): Always set max_readv_entries to
6456 128.
6457
b821d13c
ILT		 64582011-03-07 Ian Lance Taylor <iant@google.com>
6459
6460 PR gold/12525
6461 * options.h (class General_options): Add -dy and -dn.
6462
89243142
CC		 64632011-03-02 Cary Coutant <ccoutant@google.com>
6464
6465 * testsuite/script_test_9.t: Add TLS segment.
6466
d0773f31
ILT		 64672011-03-02 Simon Baldwin <simonb@google.com>
6468
6469 * configure.ac: Add check for gnu_indirect_function support in
6470 the toolchain building binutils.
6471 * configure: Rebuild.
6472
9370ce59 64732011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 6474
6475 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
6476 plugin only symbols.
6477 (Symbol_table::sized_finalize_symbol) Mark symbol only present
6478 in plugin files as not needed in the symbol table.
6479
4cf7a849
ST		 64802011-02-11 Sriraman Tallam <tmsriram@google.com>
6481
6482 * output.cc (Output_section::add_input_section): Delay fill
6483 generation for section ordering.
6484
b578bd7d
ILT		 64852011-02-09 Ian Lance Taylor <iant@google.com>
6486
6487 PR gold/12316
6488 * object.h (class Sized_relobj): Remove clear_local_symbols.
6489 * reloc.cc (Sized_relobj::do_relocate): Don't call
6490 clear_local_symbols.
6491
9370ce59 64922011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 6493
6494 * plugin.cc (is_visible_from_outside): Return true for symbols
6495 in the -u option.
6496
55382fb7
ILT		 64972011-02-04 Jeffrey Yasskin <jyasskin@google.com>
6498
6499 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
6500 filename.
6501
4e271fff
ST		 65022011-02-02 Sriraman Tallam <tmsriram@google.com>
6503
6504 * icf.h (is_section_foldable_candidate): Change type of parameter
2e702c99 6505 to std::string.
4e271fff 6506 * icf.cc (Icf::find_identical_sections): Change type of local variable
2e702c99 6507 section_name to be std::string.
4e271fff
ST		 6508 (is_function_ctor_or_dtor): Change type of parameter to std::string.
6509
d433c3ac
ILT		 65102011-01-25 Ian Lance Taylor <iant@google.com>
6511
6512 * script.cc (script_add_extern): Rewrite to use
6513 add_symbol_reference.
6514
880473a6
DK		 65152011-01-25 Doug Kwan <dougkwan@google.com>
6516
d433c3ac 6517 * icf.cc (get_section_contents): Always lock section's object.
880473a6 6518
f30f86fa
ILT		 65192011-01-24 Ian Lance Taylor <iant@google.com>
6520
6521 * options.h (class General_options): Accept
6522 --no-detect-odr-violations.
6523
8e51a0b9
ILT		 65242011-01-24 Ian Lance Taylor <iant@google.com>
6525
6526 * version.cc (version_string): Bump to 1.11.
6527
0f3b89d8
ILT		 65282011-01-24 Ian Lance Taylor <iant@google.com>
6529
6530 * plugin.cc (class Plugin_rescan): Define new class.
6531 (Plugin_manager::claim_file): Set any_claimed_.
6532 (Plugin_manager::save_archive): New function.
6533 (Plugin_manager::save_input_group): New function.
6534 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
6535 necessary.
6536 (Plugin_manager::new_undefined_symbol): New function.
6537 (Plugin_manager::rescan): New function.
6538 (Plugin_manager::rescannable_defines): New function.
6539 (Plugin_manager::add_input_file): Set any_added_.
6540 * plugin.h (class Plugin_manager): define new fields rescannable_,
6541 undefined_symbols_, any_claimed_, and any_added_. Declare
6542 Plugin_rescan as friend. Declare new functions.
6543 (Plugin_manager::Rescannable): Define type.
6544 (Plugin_manager::Rescannable_list): Define type.
6545 (Plugin_manager::Undefined_symbol_list): Define type.
6546 (Plugin_manager::Plugin_manager): Initialize new fields.
6547 * archive.cc (Archive::defines_symbol): New function.
6548 (Add_archive_symbols::run): Pass archive to plugins if any.
6549 * archive.h (class Archive): Declare defines_symbol.
6550 * readsyms.cc (Input_group::~Input_group): New function.
6551 (Finish_group::run): Pass input_group to plugins if any.
6552 * readsyms.h (class Input_group): Declare destructor.
6553 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
6554 any.
6555
3bb951e5
ILT		 65562011-01-10 Ian Lance Taylor <iant@google.com>
6557
6558 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
6559 section as relro.
6560 (Layout::set_segment_offsets): Reset increase_relro before calling
6561 set_section_addresses a second time.
6562
0aa45fac
CC		 65632011-01-04 Cary Coutant <ccoutant@google.com>
6564
6565 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
6566 sections before NOBITS sections.
6567
0db46eb4
L		 65682011-01-01 H.J. Lu <hongjiu.lu@intel.com>
6569
6570 * version.cc (print_version): Update copyright to 2011.
6571
829c9745
CC		 65722010-12-23 Cary Coutant <ccoutant@google.com>
6573
6574 * output.h (Output_data_reloc::add_output_section): Pass OD instead
6575 of OS to this->add. Add OD parameter to second form of the function.
6576
7500420b
ILT		 65772010-12-20 Ian Lance Taylor <iant@google.com>
6578
6579 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
6580 second of two consecutive entries with same offset.
6581
f8e9a930
RW		 65822010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6583
6584 * testsuite/Makefile.am (ifuncmain2static_LDADD)
6585 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
6586 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
6587 to avoid unneeded links against $(LDADD).
6588 * testsuite/Makefile.in: Regenerate.
6589
2fbb4320
ILT		 65902010-12-15 Ian Lance Taylor <iant@google.com>
6591
6592 PR gold/12324
6593 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
6594 for R_X86_64_32 and R_X86_64_PC32.
6595 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
6596 ver_matching_def_pic.o.
6597 (ver_matching_def_pic.o): New target.
6598
fedb228d
RW		 65992010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6600
6601 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
6602 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
6603 Move definition before File_read::View member definitions.
6604 (File_read::View::~View): Initialize and hold lock before
6605 updating current_mapped_bytes.
6606
9b547ce6
RW		 66072010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6608
6609 * dwarf_reader.cc: Remove outdated comment.
6610 * gold-threads.cc: Fix typo in error message.
6611 * archive.cc: Fix typos in comments.
6612 * archive.h: Likewise.
6613 * arm-reloc-property.cc: Likewise.
6614 * arm-reloc-property.h: Likewise.
6615 * arm-reloc.def: Likewise.
6616 * arm.cc: Likewise.
6617 * attributes.h: Likewise.
6618 * cref.cc: Likewise.
6619 * ehframe.cc: Likewise.
6620 * fileread.h: Likewise.
6621 * gold.h: Likewise.
6622 * i386.cc: Likewise.
6623 * icf.cc: Likewise.
6624 * incremental.h: Likewise.
6625 * int_encoding.cc: Likewise.
6626 * layout.h: Likewise.
6627 * main.cc: Likewise.
6628 * merge.h: Likewise.
6629 * object.cc: Likewise.
6630 * object.h: Likewise.
6631 * options.cc: Likewise.
6632 * readsyms.cc: Likewise.
6633 * reduced_debug_output.cc: Likewise.
6634 * reloc.cc: Likewise.
6635 * script-sections.cc: Likewise.
6636 * sparc.cc: Likewise.
6637 * symtab.h: Likewise.
6638 * target-reloc.h: Likewise.
6639 * target.cc: Likewise.
6640 * target.h: Likewise.
6641 * timer.cc: Likewise.
6642 * timer.h: Likewise.
6643 * x86_64.cc: Likewise.
6644
83e17bd5
CC		 66452010-12-09 Cary Coutant <ccoutant@google.com>
6646
6647 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
6648 stack.
6649 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
6650 parameter; change all callers.
6651 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
6652 * options.h (warn_execstack): New option.
6653
017257f8
DK		 66542010-12-07 Doug Kwan <dougkwan@google.com>
6655
6656 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
6657 like function call relocations.
6658
c20cbc06
ILT		 66592010-12-07 Ian Lance Taylor <iant@google.com>
6660
6661 * archive.cc (Archive::get_elf_object_for_member): Permit
6662 punconfigured to be NULL.
6663 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6664 (Archive::include_member): Pass NULL to get_elf_object_for_member
6665 if we searched for the archive and this is the first included
6666 object.
6667
4dbfafcc
ILT		 66682010-12-01 Ian Lance Taylor <iant@google.com>
6669
6670 * dwarf_reader.h (class Sized_dwarf_line_info): Add
6671 track_relocs_type_ field.
6672 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6673 Set track_relocs_type_.
6674 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
6675 contents when using RELA relocs.
6676 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
6677 reloc_map_.
6678 * reloc.cc (Track_relocs::next_addend): New function.
6679 * reloc.h (class Track_relocs): Declare next_addend.
6680
e5e19edd
ILT		 66812010-12-01 Ian Lance Taylor <iant@google.com>
6682
6683 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
6684 virtual destructor.
6685
9a5ce24c
ILT		 66862010-12-01 Ian Lance Taylor <iant@google.com>
6687
6688 * README: Update compilers known to work and fail.
6689
c7791212
NC		 66902010-11-23 Matthias Klose <doko@ubuntu.com>
6691
6692 * configure.in: For --enable-gold, handle value `default' instead of
6693 `both*'. Always install ld as ld.bfd, install as ld if gold is
6694 not the default.
6695 * configure: Regenerate.
6696
0ad220c9
DK		 66972010-11-18 Doug Kwan <dougkwan@google.com>
6698
6699 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
6700 and right_alignment to be zero. Store result alignment only if it is
6701 greater than existing alignment.
6702
ab8056e0
CC		 67032010-11-16 Cary Coutant <ccoutant@google.com>
6704
6705 PR gold/12220
6706 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
6707 Check for ".zdebug_line".
6708
fd064a5b
CC		 67092010-11-16 Doug Kwan <dougkwan@google.com>
6710 Cary Coutant <ccoutant@google.com>
6711
6712 * output.h (Output_segment::set_section_addresses): Pass increase_relro
6713 by reference; adjust all callers.
6714 * output.cc (Output_segment::set_section_addresses): Adjust references
6715 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
6716 list is empty.
6717 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
6718 end at page boundary.
6719
6fc6ea19
CC		 67202010-11-16 Cary Coutant <ccoutant@google.com>
6721
6722 PR gold/12220
6723 * layout.cc (Layout::choose_output_section): Transform names of
6724 compressed sections even when using a script with a SECTIONS clause.
6725 (Layout::output_section_name): Remove code to transform
6726 compressed debug section names.
6727 * output.cc (Output_section::add_input_section): Use uncompressed
6728 section size when tracking input sections.
6729
95a2c8d6
RS		 67302010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
6731
6732 * symtab.h (Symbol::NON_PIC_REF): Remove.
6733 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
6734 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
6735 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
6736 (Symbol::use_plt_offset): Take a flags argument and pass it
6737 directly to needs_dynamic_reloc. Restrict check for undefined
6738 weak symbols to function calls.
6739 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
6740 (Target_arm::Scan::global): Use it.
6741 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
6742 (Target_arm::Relocate::relocate): Likewise.
6743 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
6744 parameter with an r_type parameter. Use get_reference_flags
6745 to get the flags.
6746 (Target_arm::Relocate::relocate): Update accordingly.
6747 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
6748 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
6749 (Target_i386::Scan::global): Likewise.
6750 (Target_i386::Relocate::relocate): Likewise.
6751 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
6752 parameter with an r_type parameter. Use get_reference_flags
6753 to get the flags.
6754 (Target_i386::Relocate::relocate): Update accordingly.
6755 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
6756 (Target_powerpc::Scan::global): Use it.
6757 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
6758 (Target_powerpc::Relocate::relocate): Likewise.
6759 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
6760 (Target_sparc::Scan::global): Use it.
6761 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
6762 (Target_sparc::Relocate::relocate): Likewise.
6763 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
6764 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
6765 (Target_x86_64::Scan::global): Likewise.
6766 (Target_x86_64::Relocate::relocate): Likewise.
6767
f625ae50
DK		 67682010-11-08 Doug Kwan <dougkwan@google.com>
6769 Cary Coutant <ccoutant@google.com>
6770
6771 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
6772 (Arm_exidx_merge_section::section_contents_): New data member.
6773 (Arm_input_section::Arm_input_section): Initialize original_contents_.
6774 (Arm_input_section::~Arm_input_section): De-allocate memory.
58797674 6775 (Arm_input_section::original_contents_): New data member.
f625ae50
DK		 6776 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
6777 in parameters instead of calling Object::section_contents without
6778 locking.
6779 (Arm_output_section::group_section): New parameter TASK. Pass it
6780 to callees that need locking objects.
6781 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
6782 to lock EXIDX input sections. Fix a formatting issue. Call
6783 Arm_exidx_merged_section::build_contents to create merged section
6784 contents.
6785 (Arm_output_section::create_stub_group): New parameter TASK. Use it
6786 to lock object of stub table owner.
6787 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
6788 TEXT_SIZE to initialize data member TEXT_SIZE_.
6789 (Arm_exidx_input_section::addralign): Fix typo in comment.
6790 (Arm_exidx_input_section::text_size): New method.
6791 (Target_arm::do_relax): New parameter TASK. Pass it to callees
6792 that require locking objects. Lock objects before scanning for stubs
6793 and updating local symbols.
6794 (Arm_input_section<big_endian>::init): Copy contents of original
6795 input section.
2e702c99 6796 (Arm_input_section<big_endian>::do_write): Use saved contents of
f625ae50
DK		 6797 original input section instead of calling Object::section_contents
6798 without locking.
6799 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
6800 size without calling Object::section_size().
6801 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
6802 for size. Allocate a buffer for merged EXIDX entries.
6803 (Arm_exidx_merged_section::build_contents): New method.
2e702c99 6804 (Arm_exidx_merged_section::do_write): Move merge section contents
f625ae50
DK		 6805 building code to Arm_exidx_merged_section::build_contetns. Write
6806 out contetns in buffer instead of building it on the fly.
6807 (Arm_relobj::make_exidx_input_section): Also pass text section size
6808 to Arm_exidx_input_section constructor.
6809 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
6810 (Arm_dynobj::do_read_symbols): Fix memory leak.
6811 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
6812 * target.h: (class Task): Add forward declaration.
6813 (Target::relax): Add new parameter TASK and pass it to
6814 Target::do_relax().
6815 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
6816
5f9bcf58
CC		 68172010-11-05 Cary Coutant <ccoutant@google.com>
6818
6819 PR gold/10708
6820 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
6821 object when reading from the file.
6822 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
6823 second layout pass.
6824 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
6825 when reading section contents.
6826 (get_section_contents): Likewise.
6827 (icf::find_identical_sections): Likewise.
6828 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
6829 object when reading from the file.
6830 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
6831 the object when doing deferred section layout.
6832
e597fa08
NC		 68332010-11-03 Nick Clifton <nickc@redhat.com>
6834
6835 PR gold/12001
6836 * script.h (class Symbol_assignment: name): New member. Returns
6837 the name of the symbol.
6838 * scrfipt.cc (Script_options::is_pending_assignment): New member.
6839 Returns true if the given symbol name is on the list of
6840 assignments wating to be processed.
6841 * archive.cc (should_incldue_member): If the symbol is undefined,
6842 check to see if it is on the list of symbols pending assignment.
6843
3f9a3278
ILT		 68442010-11-03 Ryan Mansfield <rmansfield@qnx.com>
6845
6846 * script-sections.cc (Script_sections::find_memory_region): Check
6847 for a NULL output section pointer.
6848
d06fb4d1
DK		 68492010-10-29 Doug Kwan <dougkwan@google.com>
6850
6851 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
6852 Output_section::add_relaxed_input_section.
6853 * output.cc (Output_section::add_relaxed_input_section): Add new
6854 arguments LAYOUT and NAME. Set section order index.
6855 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6856 Copy section order index.
6857 * output.h (Output_section::add_relaxed_input_section): Add new
6858 arguments LAYOUT and NAME.
6859
90e24de5
ILT		 68602010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6861
6862 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2e702c99 6863 NATIVE_OR_CROSS_LINKER.
90e24de5
ILT		 6864 * testsuite/Makefile.in: Regenerate.
6865
c9484ea5
DK		 68662010-10-20 Doug Kwan <dougkwan@google.com>
6867
6868 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
6869 without SHF_LINK_ORDER flags.
6870 * layout.cc (Layout::choose_output_section): Do not filter
6871 SHF_LINK_ORDER flag in a relocatable link.
6872
5bc2f5be
CC		 68732010-10-17 Cary Coutant <ccoutant@google.com>
6874
6875 * output.h (Output_segment::set_section_addresses): Change function
6876 signature. Update all callers.
6877 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
6878 sections.
6879 (Output_segment::set_section_addresses): Align after last TLS
6880 section. Add padding before last relro section instead of after.
6881
0c91cf04
DK		 68822010-10-17 Doug Kwan <dougkwan@google.com>
6883
6884 * gold/arm.cc (Target_arm::got_section): Use correct order and set
6885 GOT output section to be writable.
6886
8c21d9d3
CC		 68872010-10-14 Cary Coutant <ccoutant@google.com>
6888
6889 * debug.h (DEBUG_INCREMENTAL): New flag.
2e702c99
RM		 6890 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
6891 * gold.cc (queue_initial_tasks): Check parameters for incremental link
6892 mode.
6893 * incremental.cc (report_command_line): Ignore all forms of
6894 --incremental.
6895 * layout.cc (Layout::Layout): Check parameters for incremental link
6896 mode.
6897 * options.cc (General_options::parse_incremental): New function.
6898 (General_options::parse_no_incremental): New function.
6899 (General_options::parse_incremental_full): New function.
6900 (General_options::parse_incremental_update): New function.
6901 (General_options::incremental_mode_): New data member.
6902 (General_options::finalize): Check incremental_mode_.
6903 * options.h (General_options): Update help text for --incremental.
6904 Add --no-incremental, --incremental-full, --incremental-update.
6905 (General_options::Incremental_mode): New enum type.
6906 (General_options::incremental_mode): New function.
6907 (General_options::incremental_mode_): New data member.
6908 * parameters.cc (Parameters::incremental_mode_): New data member.
6909 (Parameters::set_options): Set incremental_mode_.
6910 (Parameters::set_incremental_full): New function.
6911 (Parameters::incremental): New function.
6912 (Parameters::incremental_update): New function.
6913 (set_parameters_incremental_full): New function.
6914 * parameters.h (Parameters::set_incremental_full): New function.
6915 (Parameters::incremental): New function.
6916 (Parameters::incremental_update): New function.
6917 (Parameters::incremental_mode_): New data member.
6918 (set_parameters_incremental_full): New function.
6919 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
6920 incremental link mode.
6921 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
6922 (Sized_relobj::do_relocate_sections): Likewise.
6923 * testsuite/Makefile.am (incremental_test): Use --incremental-full
6924 option.
6925 * testsuite/Makefile.in: Regenerate.
6926 * testsuite/incremental_test.sh: Filter all forms of --incremental.
8c21d9d3 6927
bb32aa18 69282010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 6929
6930 * script-sections.h (class Script_sections): Make
6931 Sections_elements typedef public.
6932 * script-sections.cc (class Sort_output_sections): Add elements_
6933 field. Add constructor which sets it; change all callers.
6934 (Sort_output_sections::is_before): New function.
6935 (Sort_output_sections::operator()): Call is_before.
6936 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
6937 conditional.
6938 * testsuite/script_test_10.sh: New test. Test script section
6939 order.
6940 * testsuite/script_test_10.t: Likewise.
6941 * testsuite/script_test_10.s: Likewise.
6942 * testsuite/Makefile.am: Wrap the cross linker tests and the
6943 common tests into NATIVE_OR_CROSS_LINKER.
6944 (check_SCRIPTS): Add script_test_10.sh.
6945 (check_DATA): Add script_test_10.stdout.
6946 (script_test_10.o, script_test_10): New targets.
6947 (script_test_10.stdout): New target.
6948 * configure, testsuite/Makefile.in: Regenerate.
6949
3cef7179
ILT		 69502010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6951
6952 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
6953 error for the deprecated relocations.
6954 (Target_arm::Scan::global): Likewise.
6955 (Target_arm::Relocate::relocate): Likewise.
6956
7411e9a8
RS		 69572010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
6958
6959 * fileread.cc (Input_file::find_file): Initialize *found_name
6960 and *namep when using the fallback search for case 4.
6961
6a9da32a
CC		 69622010-10-11 Cary Coutant <ccoutant@google.com>
6963
6964 * options.h (class General_options): Redefine -z lazy as an alias for
6965 the negation of -z now.
6966
ac897c20
ILT		 69672010-10-11 Ian Lance Taylor <iant@google.com>
6968
6969 * resolve.cc (symbol_to_bits): Report the value of the unsupported
6970 binding.
6971
ea5cae92
NC		 69722010-10-06 Nick Clifton <nickc@redhat.com>
6973
6974 * script-sections.cc(class Memory_region): Remove
6975 current_lma_offset_ field. Rename current_vma_offset_ to
6976 current_offset_. Add last_section_ field.
6977 (Memory_region::get_current_vma_address): Rename to
6978 get_current_address.
6979 (Memory_region::get_current_lma_address): Delete.
6980 (Memory_region::increment_vma_offset): Rename to
6981 increment_offset.
6982 (Memory_region::increment_lma_offset): Delete.
6983 (Memory_region::attributes_compatible): New method. Returns
6984 true if the provided section is compatible with the region.
6985 (Memory_region::get_last_section): New method. Returns the last
6986 section to use the region.
6987 (Memory_region::set_last_section): New method. Stores the last
6988 section to use the region.
6989 (Script_sections::block_in_region): New method. Returns true if
6990 a block of memory is contained within a region.
6991 (Script_sections::find_memory_region): New method. Locates a
6992 memory region to be used to set a VMA or LMA address.
6993 (Output_section_definition::set_section_addresses): Add code to
6994 check for addresses set by memory regions.
6995 (Output_segment::set_section_addresses): Remove memory region
6996 walking code.
6997 (Script_sections::create_segment): Add a warning if a header
6998 segment is created outside of any region.
6999 * script-sections.h (class Script_sections): Add prototypes for
7000 find_memory_region and block_in_region methods.
7001 * testsuite/memory_test.s: Use .long instead of .word.
7002 * testsuite/memory_test.t: Add some more output sections.
7003 * testsuite/memory_test.sh: Update expected output.
7004
a9bfd952
DK		 70052010-10-02 Doug Kwan <dougkwan@google.com>
7006
7007 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
7008 defintion to symtab.h
7009 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
7010 declaration to defintion.
7011
bacff3ab
NC		 70122010-10-01 Nick Clifton <nickc@redhat.com>
7013
7014 * expression.cc (eval): Replace dummy argument with NULL.
7015 (eval_maybe_dot): Check for a NULL result section pointer.
7016 (Symbol_expression::value): Likewise.
7017 (Dot_expression::value): Likewise.
7018 (BINARY_EXPRESSION): Likewise.
7019 (Max_expression::value): Likewise.
7020 (Min_expression::value): Likewise.
7021 (Absolute_expression::value): Likewise.
7022 (Addr_expression::value_from_output_section): Likewise.
7023 (Loaddddr_expression::value_from_output_section): Likewise.
7024 (Segment_start_expression::value): Likewise.
7025 * script-sections.cc
7026 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
7027 argument with NULL.
7028 (Sections_elememt_dot_assignment::set_section_addresses):
7029 Likewise.
7030 (Output_data_expression::do_write_to_buffer): Likewise.
7031 (Output_section_definition::finalize_symbols): Likewise.
7032 (Output_section_definition::set_section_addresses): Likewise.
7033
f81bc8b5
DK		 70342010-09-30 Doug Kwan <dougkwan@google.com>
7035
7036 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
7037
c95e9f27
ST		 70382010-09-28 Sriraman Tallam <tmsriram@google.com>
7039
7040 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 7041 function.
c95e9f27
ST		 7042 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
7043 virtual function.
7044 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
7045 virtual function.
7046 * icf.cc (get_section_contents): Inline merge sections only when
7047 target allows it.
7048
3cac54d2
RW		 70492010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7050
7051 * configure: Regenerate.
7052
2904037a
ILT		 70532010-09-17 Ian Lance Taylor <iant@google.com>
7054
7055 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 7056 * testsuite/Makefile.am (memory_test.o): New target.
7057 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
7058 memory_test.t.
7059 * testsuite/Makefile.in: Rebuild.
2904037a 7060
bca7fb63
DK		 70612010-09-17 Doug Kwan <dougkwan@google.com>
7062
7063 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
7064 defintion if relocation uses GOT entries of the symbol.
7065 * testsuite/icf_safe_test.sh: Fix test.
7066 * testsuite/icf_safe_so_test.sh: Fix test.
7067
4ef28648
CC		 70682010-09-16 Cary Coutant <ccoutant@google.com>
7069
7070 * script_sections.cc (class Memory_region): Remove "NULL" from
7071 vector initializations.
7072
793990de
CC		 70732010-09-15 Cary Coutant <ccoutant@google.com>
7074
7075 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
7076 Resolve forwarding symbols.
7077
81e015e2
DK		 70782010-09-15 Doug Kwan <dougkwan@google.com>
7079
7080 * gold/testsuite/script_test_3.t: Add ARM special sections.
7081 * gold/testsuite/script_test_4.t: Same.
7082 * gold/testsuite/script_test_5.t: Same.
7083 * gold/testsuite/script_test_6.t: Same.
7084 * gold/testsuite/script_test_7.t: Same.
7085 * gold/testsuite/script_test_7.t: Same.
7086 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
7087
36171d64
CC		 70882010-09-14 Cary Coutant <ccoutant@google.com>
7089
7090 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
7091 (Target_x86_64::Relocate::relocate_tls): Replace check for
7092 saw_tls_block_reloc_ with test for executable section.
7093
d89051bd
CC		 70942010-09-12 Cary Coutant <ccoutant@google.com>
7095
7096 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
7097 position-independent executables to shared libraries need dynamic
7098 relocations.
7099 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
7100 position-independent executables.
7101 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
7102 * testsuite/Makefile.in: Regenerate.
7103
fca41f0f
NC		 71042010-09-10 Nick Clifton <nickc@redhat.com>
7105
7106 PR gold/11997
7107 * testsuite/memory_test.t: Discard any sections that are not
7108 needed.
7109
6695e4b3
L		 71102010-09-09 H.J. Lu <hongjiu.lu@intel.com>
7111
7112 PR gold/11996
7113 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
7114 "This::" to work around a bug in gcc 4.2.
7115
7116 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
7117
0f72bf6f
RÁE		 71182010-09-09 Rafael Espindola <espindola@google.com>
7119
7120 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
7121 sections with different PF_X flags in the same segment.
7122 (Layout::find_first_load_seg): Search all segments to find the first
7123 one.
7124 * options.h (rosegment): New.
7125
71262010-09-08 Rafael Espindola <espindola@google.com>
a6577478 7127
05a79166 7128 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 7129
aa98ff75
DK		 71302010-09-08 Doug Kwan <dougkwan@google.com>
7131
7132 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
7133 (Arm_relobj::do_relocate_sections): Add new parameter for output
7134 file to match the parent.
7135 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
7136 of local symbols instead of input values. Update code to track
7137 changes in gold::relocate_section.
7138 * object.cc (Sized_relobj::compute_final_local_value): New methods.
7139 (Sized_relobj::compute_final_local_value_internal): New methods.
7140 (Sized_relobj::do_finalize_local_symbols): Move code from loop
7141 body into private version of Sized_relobj::compute_final_local_value.
7142 Call the inline method.
7143 * object.h (Symbol_value::Symbol_value): Define destructor. Free
7144 merged symbol value if there is one.
7145 (Symbol_value::has_output_value): New method defintiion.
7146 (Sized_relobj::Compute_final_local_value_status): New enum type.
7147 (Sized_relobj::compute_final_local_value): New methods.
7148 (Sized_relobj::compute_final_local_value_internal): New methods.
7149 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
7150 and arm_cortex_a8.sh.
7151 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
7152 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
7153 New tests.
7154 * Makefile.in: Regenerate.
7155 * testsuite/arm_bl_out_of_range.s: Update test.
7156 * testsuite/thumb_bl_out_of_range.s: Ditto.
7157 * testsuite/thumb_blx_out_of_range.s: Ditto.
7158 * testsuite/arm_branch_out_of_range.sh: New file.
7159 * testsuite/arm_cortex_a8.sh: Ditto.
7160 * testsuite/arm_cortex_a8_b.s: Ditto.
7161 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
7162 * testsuite/arm_cortex_a8_b_local.s: Ditto.
7163 * testsuite/arm_cortex_a8_bl.s: Ditto.
7164 * testsuite/arm_cortex_a8_blx.s: Ditto.
7165 * testsuite/arm_cortex_a8_local.s: Ditto.
7166 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
7167 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
7168
05a79166
L		 71692010-09-08 Rafael Espindola <espindola@google.com>
7170
7171 * Makefile.am (memory_test.stdout): Run readelf with -W.
7172 * Makefile.in: Regenerate.
7173 * testsuite/memory_test.sh: Make the regexps accept both 32 and
7174 64 bit output.
7175
33dbc701
RÁE		 71762010-09-08 Rafael Espindola <espindola@google.com>
7177
7178 * script-sections.cc (Script_sections::add_memory_region): Convert
7179 field precision to int.
7180 * script.cc (script_set_section_region, script_set_section_region):
7181 Convert field precision to int.
7182
731ca54a
RÁE		 71832010-09-08 Rafael Espindola <espindola@google.com>
7184
7185 * arm.cc (do_finalize_sections): Create the __exidx_start and
7186 __exdix_end symbols even when the section is missing.
7187
7f8cd844
NC		 71882010-09-08 Nick Clifton <nickc@redhat.com>
7189
7190 * README: Remove claim that MEMORY is not supported.
7191 * expression.cc (script_exp_function_origin)
7192 (script_exp_function_length): Move from here to ...
7193 * script.cc: ... here.
7194 (script_set_section_region, script_add_memory)
7195 (script_parse_memory_attr, script_include_directive): New
7196 functions.
7197 * script-sections.cc
7198 (class Memory_region): New class.
7199 (class Output_section_definition): Add set_memory_region,
7200 set_section_vma, set_section_lma and get_section_name methods.
7201 (class Script_Sections): Add add_memory_region,
7202 find_memory_region, find_memory_region_origin,
7203 find_memory_region_length and set_memory_region methods.
7204 Have set_section_addresses method walk the list of set memory
7205 regions.
7206 Extend the print methos to display memory regions.
7207 * script-sections.h: Add prototypes for new methods.
7208 Add enum for MEMORY region attributes.
7209 * yyscript.y: Add support for parsing MEMORY regions.
7210 * script-c.h: Add prototypes for new functions.
7211 * testsuite/Makefile.am: Add test of MEMORY region functionality.
7212 * testsuite/Makefile.in: Regenerate.
7213 * testsuite/memory_test.sh: New script.
7214 * testsuite/memory_test.s: New assembler source file.
7215 * testsuite/memory_test.t: New linker script.
7216
a4649286
DK		 72172010-08-27 Doug Kwan <dougkwan@google.com>
7218
7219 * gold/resolve.cc (Symbol_table::should_override): Let a weak
7220 reference override an existing dynamic weak reference.
7221 * testsuite/Makefile.am: Add new test dyn_weak_ref.
7222 * testsuite/Makefile.in: Regenerate.
7223 * testsuite/dyn_weak_ref.sh: New file.
7224 * testsuite/dyn_weak_ref_1.c: Ditto.
7225 * testsuite/dyn_weak_ref_2.c: Ditto.
7226
b56648ad
ILT		 72272010-08-27 Ian Lance Taylor <iant@google.com>
7228
7229 * incremental.h (class Incremental_input_entry): Add virtual
7230 destructor.
7231
809313cb
ILT		 72322010-08-27 Ian Lance Taylor <iant@google.com>
7233
7234 * testsuite/start_lib_test_3.c: Mark t3 as used.
7235
11e32464
NC		 72362010-08-27 Nick Clifton <nickc@redhat.com>
7237
7238 * options.cc (version_script): Fix small typo in previous
7239 whitespace tidyup.
7240
ca09d69a
NC		 72412010-08-25 Nick Clifton <nickc@redhat.com>
7242
7243 * archive.cc: Formatting fixes: Remove whitespace between
7244 typename and following asterisk. Remove whitespace between
7245 function name and opening parenthesis.
7246 * archive.h: Likewise.
7247 * arm.cc: Likewise.
7248 * attributes.cc: Likewise.
7249 * attributes.h: Likewise.
7250 * common.cc: Likewise.
7251 * copy-relocs.cc: Likewise.
7252 * dirsearch.h: Likewise.
7253 * dynobj.cc: Likewise.
7254 * ehframe.cc: Likewise.
7255 * ehframe.h: Likewise.
7256 * expression.cc: Likewise.
7257 * fileread.cc: Likewise.
7258 * fileread.h: Likewise.
7259 * gc.h: Likewise.
7260 * gold-threads.cc: Likewise.
7261 * gold.cc: Likewise.
7262 * i386.cc: Likewise.
7263 * icf.h: Likewise.
7264 * incremental-dump.cc: Likewise.
7265 * incremental.cc: Likewise.
7266 * layout.cc: Likewise.
7267 * layout.h: Likewise.
7268 * main.cc: Likewise.
7269 * merge.cc: Likewise.
7270 * merge.h: Likewise.
7271 * object.cc: Likewise.
7272 * object.h: Likewise.
7273 * options.cc: Likewise.
7274 * options.h: Likewise.
7275 * output.cc: Likewise.
7276 * output.h: Likewise.
7277 * plugin.cc: Likewise.
7278 * plugin.h: Likewise.
7279 * powerpc.cc: Likewise.
7280 * reloc.cc: Likewise.
7281 * script-c.h: Likewise.
7282 * script-sections.cc: Likewise.
7283 * script.cc: Likewise.
7284 * stringpool.cc: Likewise.
7285 * symtab.cc: Likewise.
7286 * symtab.h: Likewise.
7287 * target.cc: Likewise.
7288 * timer.cc: Likewise.
7289 * timer.h: Likewise.
7290 * version.cc: Likewise.
7291 * x86_64.cc: Likewise.
7292
b8fa8750
NC		 72932010-08-24 Nick Clifton <nickc@redhat.com>
7294
7295 PR 11899
7296 * layout.cc (segment_precedes): Sort segments by their physical
7297 addresses, if they have been set.
7298
9919d93b
CC		 72992010-08-23 Cary Coutant <ccoutant@google.com>
7300
7301 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
7302 symbols data.
7303 (Lib_group::include_member): Unlock object after deleting its
7304 symbols data.
7305 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
7306 the bug fixed here.
7307
97b4be1c
CC		 73082010-08-19 Neil Vachharajani <nvachhar@google.com>
7309 Cary Coutant <ccoutant@google.com>
7310
7311 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
7312 constructor, and set_blocker.
7313 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
7314 readsyms_blocker_.
7315 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
7316 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
7317 * testsuite/Makefile.am (start_lib_test): New test case.
7318 * testsuite/Makefile.in: Regenerate.
7319 * testsuite/start_lib_test_main.c: New file.
7320 * testsuite/start_lib_test_1.c: New file.
7321 * testsuite/start_lib_test_2.c: New file.
7322 * testsuite/start_lib_test_3.c: New file.
7323
dd0b1884
ILT		 73242010-08-19 Ian Lance Taylor <iant@google.com>
7325
7326 * Makefile.in: Rebuild with automake 1.11.1.
7327 * aclocal.m4: Likewise.
7328 * testsuite/Makefile.in: Likewise.
7329
7223e9ca
ILT		 73302010-08-19 Ian Lance Taylor <iant@google.com>
7331
7332 PR 10893
7333 * i386.cc (class Output_data_plt_i386): Update declarations.
7334 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
7335 local_ifuncs_ fields.
7336 (Target_i386::do_plt_section_for_global): New function.
7337 (Target_i386::do_plt_section_for_local): New function.
7338 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
7339 parameter; change all callers. Initialize global_ifuncs_ and
7340 local_ifuncs_. If doing a static link define __rel_iplt_start and
7341 __rel_iplt_end.
7342 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
7343 (Output_data_plt_i386::add_local_ifunc_entry): New function.
7344 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
7345 symbols.
7346 (Target_i386::make_plt_section): New function, broken out of
7347 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
7348 (Target_i386::make_plt_entry): Call make_plt_section.
7349 (Target_i386::make_local_ifunc_plt_entry): New function.
7350 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
7351 (Target_i386::Scan::local): Handle IFUNC symbols. Add
7352 R_386_IRELATIVE to switch.
7353 (Target_i386::Scan::global): Likewise.
7354 (Target_i386::Relocate::relocate): Likewise.
7355 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
7356 switch.
7357 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
7358 (Target_x86_64::do_plt_section_for_global): New function.
7359 (Target_x86_64::do_plt_section_for_local): New function.
7360 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
7361 parameter; change all callers. If doing a static link define
7362 __rela_iplt_start and __rela_iplt_end.
7363 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
7364 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
7365 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
7366 to point to .plt.
7367 (Target_x86_64::make_local_ifunc_plt_entry): New function.
7368 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
7369 switch.
7370 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
7371 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
7372 R_X86_64_IRELATIVE to switch.
7373 (Target_x86_64::Scan::global): Likewise.
7374 (Target_x86_64::Relocate::relocate): Likewise.
7375 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
7376 switch.
7377 * target.h (class Target): Add plt_section_for_global and
7378 plt_section_for_local functions. Add do_plt_section_for_global
7379 and do_plt_section_for_local virtual functions.
7380 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
7381 clarifying comments.
7382 (Symbol::use_plt_offset): Handle IFUNC symbol.
7383 * object.cc (Sized_relobj::Sized_relobj): Initialize
7384 local_plt_offsets_.
7385 (Sized_relobj::local_has_plt_offset): New function.
7386 (Sized_relobj::local_plt_offset): New function.
7387 (Sized_relobj::set_local_plt_offset): New function.
7388 (Sized_relobj::do_count): Handle IFUNC symbol.
7389 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
7390 a bit away from input_shndx_ field. Add set_is_func_symbol and
7391 is_ifunc_symbol functions.
7392 (class Sized_relobj): Update declarations. Remove Tls_got_entry
7393 and Local_tls_got_offsets. Define Local_plt_offsets. Add
7394 local_plt_offsets_ field.
7395 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
7396 * output.h (class Output_section_data): Add non-const
7397 output_section function.
7398 (class Output_data_got): Update declarations.
7399 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
7400 Add use_plt_offset parameter to global and local constructors.
7401 Change all callers. Change local_sym_index_ field to 31 bits.
7402 Change GSYM_CODE and CONSTANT_CODE accordingly.
7403 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
7404 doing a static link don't set sh_link field.
7405 (Output_data_got::Got_entry::write): Use PLT offset if
7406 appropriate.
7407 (Output_data_got::add_global_plt): New function.
7408 (Output_data_got::add_local_plt): New function.
7409 * target-reloc.h (relocate_section): Handle IFUNC symbol.
7410 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
7411 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
7412 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
7413 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
7414 IFUNC conditional.
7415 * testsuite/ifunc-sel.h: New file.
7416 * testsuite/ifuncmain1.c: New file.
7417 * testsuite/ifuncmain1vis.c: New file.
7418 * testsuite/ifuncmod1.c: New file.
7419 * testsuite/ifuncdep2.c: New file.
7420 * testsuite/ifuncmain2.c: New file.
7421 * testsuite/ifuncmain3.c: New file.
7422 * testsuite/ifuncmod3.c: New file.
7423 * testsuite/ifuncmain4.c: New file.
7424 * testsuite/ifuncmain5.c: New file.
7425 * testsuite/ifuncmod5.c: New file.
7426 * testsuite/ifuncmain6pie.c: New file.
7427 * testsuite/ifuncmod6.c: New file.
7428 * testsuite/ifuncmain7.c: New file.
7429 * configure, testsuite/Makefile.in: Rebuild.
7430
56f75c03
ILT		 74312010-08-18 Ian Lance Taylor <iant@google.com>
7432
7433 * incremental.cc
7434 (Output_section_incremental_inputs::write_input_files): Add cast
7435 to avoid signed/unsigned comparison warning.
7436 (Output_section_incremental_inputs::write_info_blocks): Likewise.
7437
55455f89
CC		 74382010-08-12 Cary Coutant <ccoutant@google.com>
7439
7440 * common.cc (Sort_commons::operator()): Remove unnecessary code.
7441
e2054bcb
ILT		 74422010-08-13 Ian Lance Taylor <iant@google.com>
7443
7444 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
7445
74f67560
DK		 74462010-08-12 Cary Coutant <ccoutant@google.com>
7447 Doug Kwan <dougkwan@google.com>
7448
7449 * resolve.cc (Symbol_table::should_override): When a weak dynamic
7450 defintion overrides non-weak undef, remember that the original undef
7451 is not weak.
7452 * symtab.cc (Symbol_table::sized_write_global): For undef without
7453 an original weak binding, set binding to global in output.
7454 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
7455 * testsuite/Makefile.in: Regenerate.
7456 * testsuite/strong_ref_weak_def.sh: New file.
7457 * testsuite/strong_ref_weak_def_1.c: Ditto.
7458 * testsuite/strong_ref_weak_def_2.c: Ditto.
7459
d1238d12
CC		 74602010-08-12 Cary Coutant <ccoutant@google.com>
7461
7462 * testsuite/incremental_test.sh: Rewrite.
7463 * testsuite/incremental_test_1.c: Rewrite.
7464 * testsuite/incremental_test_2.c: Rewrite.
7465
0e70b911
CC		 74662010-08-12 Cary Coutant <ccoutant@google.com>
7467
7468 * arm.cc (Target_arm::got_size): Add const.
7469 (Target_arm::got_entry_count): New function.
7470 (Target_arm::plt_entry_count): New function.
7471 (Target_arm::first_plt_entry_offset): New function.
7472 (Target_arm::plt_entry_size): New function.
7473 (Output_data_plt_arm::entry_count): New function.
7474 (Output_data_plt_arm::first_plt_entry_offset): New function.
7475 (Output_data_plt_arm::get_plt_entry_size): New function.
7476 * i386.cc (Target_i386::got_size): Add const.
7477 (Target_i386::got_entry_count): New function.
7478 (Target_i386::plt_entry_count): New function.
7479 (Target_i386::first_plt_entry_offset): New function.
7480 (Target_i386::plt_entry_size): New function.
7481 (Output_data_plt_i386::entry_count): New function.
7482 (Output_data_plt_i386::first_plt_entry_offset): New function.
7483 (Output_data_plt_i386::get_plt_entry_size): New function.
7484 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
7485 find_incremental_inputs_sections. Dump incremental_got_plt section.
7486 * incremental.cc: Include target.h.
7487 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
7488 parameter. Adjust all callers. Find incremental_got_plt section.
7489 (Incremental_inputs::create_data_sections): Create incremental_got_plt
7490 section.
7491 (Output_section_incremental_inputs::set_final_data_size): Calculate
7492 size of incremental_got_plt section.
7493 (Output_section_incremental_inputs::do_write): Write the
7494 incremental_got_plt section.
7495 (Got_plt_view_info): New struct.
7496 (Local_got_offset_visitor): New class.
7497 (Global_got_offset_visitor): New class.
7498 (Global_symbol_visitor_got_plt): New class.
7499 (Output_section_incremental_inputs::write_got_plt): New function.
7500 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
7501 Add parameter. Adjust all callers.
7502 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7503 (Incremental_inputs::got_plt_section): New function.
7504 (Incremental_inputs::got_plt_section_): New data member.
7505 (Incremental_got_plt_reader): New class.
7506 * layout.cc (Layout::create_incremental_info_sections): Add the
7507 incremental_got_plt section.
7508 * object.h (Got_offset_list::get_list): New function.
7509 (Got offset_list::for_all_got_offsets): New function.
7510 (Sized_relobj::local_got_offset_list): New function.
7511 * powerpc.cc (Target_powerpc::got_size): Add const.
7512 (Target_powerpc::got_entry_count): New function.
7513 (Target_powerpc::plt_entry_count): New function.
7514 (Target_powerpc::first_plt_entry_offset): New function.
7515 (Target_powerpc::plt_entry_size): New function.
7516 (Output_data_plt_powerpc::entry_count): New function.
7517 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
7518 (Output_data_plt_powerpc::get_plt_entry_size): New function.
7519 * sparc.cc (Target_sparc::got_size): Add const.
7520 (Target_sparc::got_entry_count): New function.
7521 (Target_sparc::plt_entry_count): New function.
7522 (Target_sparc::first_plt_entry_offset): New function.
7523 (Target_sparc::plt_entry_size): New function.
7524 (Output_data_plt_sparc::entry_count): New function.
7525 (Output_data_plt_sparc::first_plt_entry_offset): New function.
7526 (Output_data_plt_sparc::get_plt_entry_size): New function.
7527 * symtab.h (Symbol::got_offset_list): New function.
7528 (Symbol_table::for_all_symbols): New function.
7529 * target.h (Sized_target::got_entry_count): New function.
7530 (Sized_target::plt_entry_count): New function.
7531 (Sized_target::plt_entry_size): New function.
7532 * x86_64.cc (Target_x86_64::got_size): Add const.
7533 (Target_x86_64::got_entry_count): New function.
7534 (Target_x86_64::plt_entry_count): New function.
7535 (Target_x86_64::first_plt_entry_offset): New function.
7536 (Target_x86_64::plt_entry_size): New function.
7537 (Output_data_plt_x86_64::entry_count): New function.
7538 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
7539 (Output_data_plt_x86_64::get_plt_entry_size): New function.
7540
09ec0418
CC		 75412010-08-12 Cary Coutant <ccoutant@google.com>
7542
7543 * archive.cc: Include incremental.h.
7544 (Archive::Archive): Initialize incremental_info_.
7545 (Archive::include_member): Record archive members in incremental info.
7546 (Add_archive_symbols::run): Record begin and end of an archive in
7547 incremental info.
7548 (Lib_group::include_member): Record objects in incremental info.
7549 * archive.h (Incremental_archive_entry): Forward declaration.
7550 (Archive::set_incremental_info): New member function.
7551 (Archive::incremental_info): New member function.
7552 (Archive::Unused_symbol_iterator): New class.
7553 (Archive::unused_symbols_begin): New member function.
7554 (Archive::unused_symbols_end): New member function.
7555 (Archive::incremental_info_): New data member.
7556 * incremental-dump.cc (find_input_containing_global): New function.
7557 (dump_incremental_inputs): Dump new incremental info sections.
7558 * incremental.cc: Include symtab.h.
7559 (Output_section_incremental_inputs): New class.
7560 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
7561 new incremental info sections.
7562 (Sized_incremental_binary::do_check_inputs): Likewise.
7563 (Incremental_inputs::report_archive): Remove.
7564 (Incremental_inputs::report_archive_begin): New function.
7565 (Incremental_inputs::report_archive_end): New function.
7566 (Incremental_inputs::report_object): New function.
7567 (Incremental_inputs::finalize_inputs): Remove.
7568 (Incremental_inputs::report_input_section): New function.
7569 (Incremental_inputs::report_script): Rewrite.
7570 (Incremental_inputs::finalize): Do nothing but finalize string table.
7571 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7572 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7573 (Incremental_inputs::create_data_sections): New function.
7574 (Incremental_inputs::relocs_entsize): New function.
7575 (Output_section_incremental_inputs::set_final_data_size): New function.
7576 (Output_section_incremental_inputs::do_write): New function.
7577 (Output_section_incremental_inputs::write_header): New function.
7578 (Output_section_incremental_inputs::write_input_files): New function.
7579 (Output_section_incremental_inputs::write_info_blocks): New function.
7580 (Output_section_incremental_inputs::write_symtab): New function.
7581 * incremental.h (Incremental_script_entry): Forward declaration.
7582 (Incremental_object_entry): Forward declaration.
7583 (Incremental_archive_entry): Forward declaration.
7584 (Incremental_inputs): Forward declaration.
7585 (Incremental_inputs_header_data): Remove.
7586 (Incremental_inputs_header): Remove.
7587 (Incremental_inputs_header_write): Remove.
7588 (Incremental_inputs_entry_data): Remove.
7589 (Incremental_inputs_entry): Remove.
7590 (Incremental_inputs_entry_write): Remove.
7591 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
7592 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
7593 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
7594 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
7595 Likewise.
7596 (Incremental_input_entry): New class.
7597 (Incremental_script_entry): New class.
7598 (Incremental_object_entry): New class.
7599 (Incremental_archive_entry): New class.
7600 (Incremental_inputs::Incremental_inputs): Initialize new data members.
7601 (Incremental_inputs::report_inputs): Remove.
7602 (Incremental_inputs::report_archive): Remove.
7603 (Incremental_inputs::report_archive_begin): New function.
7604 (Incremental_inputs::report_archive_end): New function.
7605 (Incremental_inputs::report_object): Change prototype.
7606 (Incremental_inputs::report_input_section): New function.
7607 (Incremental_inputs::report_script): Change prototype.
7608 (Incremental_inputs::get_reloc_count): New function.
7609 (Incremental_inputs::set_reloc_count): New function.
7610 (Incremental_inputs::create_data_sections): New function.
7611 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
7612 (Incremental_inputs::inputs_section): New function.
7613 (Incremental_inputs::symtab_section): New function.
7614 (Incremental_inputs::relocs_section): New function.
7615 (Incremental_inputs::get_stringpool): Add const.
7616 (Incremental_inputs::command_line): Add const.
7617 (Incremental_inputs::inputs): Remove.
7618 (Incremental_inputs::command_line_key): New function.
7619 (Incremental_inputs::input_file_count): New function.
7620 (Incremental_inputs::input_files): New function.
7621 (Incremental_inputs::relocs_entsize): New function.
7622 (Incremental_inputs::sized_create_inputs_section_data): Remove.
7623 (Incremental_inputs::finalize_inputs): Remove.
7624 (Incremental_inputs::Input_info): Remove.
7625 (Incremental_inputs::lock_): Remove.
7626 (Incremental_inputs::inputs_): Change type.
7627 (Incremental_inputs::inputs_map_): Remove.
7628 (Incremental_inputs::current_object_entry_): New data member.
7629 (Incremental_inputs::inputs_section_): New data member.
7630 (Incremental_inputs::symtab_section_): New data member.
7631 (Incremental_inputs::relocs_section_): New data member.
7632 (Incremental_inputs::reloc_count_): New data member.
7633 (Incremental_inputs_reader): New class.
7634 (Incremental_symtab_reader): New class.
7635 (Incremental_relocs_reader): New class.
7636 * layout.cc (Layout::finalize): Move finalization of incremental info
7637 and creation of incremental info sections to follow finalization of
7638 symbol table. Set offsets for postprocessing sections.
7639 (Layout::create_incremental_info_sections): Call
7640 Incremental_inputs::create_data_sections. Add incremental symtab
7641 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
7642 sections to layout after input sections.
7643 * layout.h (struct Timespec): Forward declaration.
7644 (Layout::incremental_inputs): Add const.
7645 (Layout::create_incremental_info_sections): Add parameter.
7646 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
7647 * object.cc: Include incremental.h.
7648 (Relobj::finalize_incremental_relocs): New function.
7649 (Sized_relobj::do_layout): Record input sections in incremental info.
7650 * object.h (Object::output_section): New function.
7651 (Object::output_section_offset): Moved from Relobj.
7652 (Object::get_incremental_reloc_base): New function.
7653 (Object::get_incremental_reloc_count): New function.
7654 (Object::do_output_section): New function.
7655 (Object::do_output_section_offset): Moved from Relobj.
7656 (Object::do_get_incremental_reloc_base): New function.
7657 (Object::do_get_incremental_reloc_count): New function.
7658 (Object::Object): Initialize new data members.
7659 (Relobj::output_section): Renamed do_output_section and moved to
7660 protected.
7661 (Relobj::output_section_offset): Moved to Object.
7662 (Relobj::do_get_incremental_reloc_base): New function.
7663 (Relobj::do_get_incremental_reloc_count): New function.
7664 (Relobj::allocate_incremental_reloc_counts): New function.
7665 (Relobj::count_incremental_reloc): New function.
7666 (Relobj::finalize_incremental_relocs): New function.
7667 (Relobj::next_incremental_reloc_index): New function.
7668 (Relobj::reloc_counts_): New data member.
7669 (Relobj::reloc_bases_): New data member.
7670 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
7671 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
7672 (Sized_relobj::incremental_relocs_scan): New function.
7673 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7674 (Sized_relobj::incremental_relocs_write): New function.
7675 (Sized_relobj::incremental_relocs_write_reltype): New function.
7676 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
7677 incremental link.
7678 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
7679 archives and object files elsewhere.
7680 (Add_symbols::run): Report object files here.
7681 (Finish_group::run): Report end of archive at end of group.
7682 * reloc.cc: Include layout.h, incremental.h.
7683 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
7684 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
7685 (Sized_relobj::incremental_relocs_scan): New function.
7686 (Sized_relobj::incremental_relocs_scan_reltype): New function.
7687 (Sized_relobj::do_relocate_sections): Write incremental relocations.
7688 (Sized_relobj::incremental_relocs_write): New function.
7689 (Sized_relobj::incremental_relocs_write_reltype): New function.
7690 * script.cc (read_input_script): Rewrite test for incremental link.
7691 Change call to Incremental_inputs::report_script.
7692 * symtab.h (Symbol_table::first_global_index): New function.
7693 (Symbol_table::output_count): New function.
7694
ce0d1972
DK		 76952010-08-12 Doug Kwan <dougkwan@google.com>
7696
7697 * arm.cc (Target_arm::merge_object_attributes): Check command line
7698 options --no-wchar-size-warning and --no-enum-size-warning.
7699 * options.h (General_options): Add ld-compatible options
7700 --no-enum-size-warning and --no-wchar-size-warning.
7701
6e5710ce
ILT		 77022010-08-04 Ian Lance Taylor <iant@google.com>
7703
7704 * x86_64.cc (Target_x86_64::Scan::local): Use
7705 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
7706 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
7707 (Target_x86_64::Scan::global): Likewise.
7708 (Target_x86_64::Relocate::relocate): Likewise.
7709 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
7710 Likewise.
7711
fef830db
CC		 77122010-08-03 Cary Coutant <ccoutant@google.com>
7713
7714 * merge.cc (Output_merge_string::do_add_input_section): Count strings
7715 to reserve space in merged_strings vector. Keep total input size
7716 for stats.
7717 (Output_merge_string::do_print_merge_stats): Print total input size.
7718 * merge.h (Output_merge_string): Add input_size_ field.
7719 * stringpool.cc (Stringpool_template::string_length): Move
7720 implementations out of Stringpool_template class and place in
7721 stringpool.h.
7722 * stringpool.h (string_length): Move out of Stringpool_template.
7723
1e3811b0
ILT		 77242010-08-03 Ian Lance Taylor <iant@google.com>
7725
7726 PR 11712
7727 * layout.cc (relaxation_loop_body): If address of load segment is
7728 set, adjust address to include headers if possible.
7729
7af0c620
ILT		 77302010-08-03 Ian Lance Taylor <iant@google.com>
7731
7732 * version.cc (version_string): Bump to 1.10.
7733
22f0da72
ILT		 77342010-08-03 Ian Lance Taylor <iant@google.com>
7735
7736 PR 11805
7737 * layout.h (enum Output_section_order): Define.
7738 (class Layout): Update declarations.
7739 * layout.cc (Layout::get_output_section): Add order parameter.
7740 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
7741 is_first_non_relro parameters. Change all callers.
7742 (Layout::choose_output_section): Likewise.
7743 (Layout::add_output_section_data): Likewise.
7744 (Layout::make_output_section): Likewise. Set order.
7745 (Layout::default_section_order): New function.
7746 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
7747 * output.cc (Output_section::Output_section): Initialize order_.
7748 Don't initialize deleted fields.
7749 (Output_segment::Output_segment): Don't initialize deleted
7750 fields.
7751 (Output_segment::add_output_section_to_load): New function
7752 replacing add_output_section. Change all callers to call this or
7753 add_output_section_to_nonload.
7754 (Output_segment::add_output_section_to_nonload): New function.
7755 (Output_segment::remove_output_section): Rewrite.
7756 (Output_segment::add_initial_output_data): Likewise.
7757 (Output_segment::has_any_data_sections): Likewise.
7758 (Output_segment::is_first_section_relro): Likewise.
7759 (Output_segment::maximum_alignment): Likewise.
7760 (Output_segment::has_dynamic_reloc): New function replacing
7761 dynamic_reloc_count. Change all callers.
7762 (Output_segment::has_dynamic_reloc_list): New function replacing
7763 dynamic_reloc_count_list. Change all callers.
7764 (Output_segment::set_section_addresses): Rewrite.
7765 (Output_segment::set_offset): Rewrite.
7766 (Output_segment::find_first_and_last_list): Remove.
7767 (Output_segment::set_tls_offsets): Rewrite.
7768 (Output_segment::first_section_load_address): Likewise.
7769 (Output_segment::output_section_count): Likewise.
7770 (Output_segment::section_with_lowest_load_address): Likewise.
7771 (Output_segment::write_section_headers): Likewise.
7772 (Output_segment::print_sections_to_map): Likewise.
7773 * output.h (class Output_data): Remove dynamic_reloc_count_
7774 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
7775 (Output_data::add_dynamic_reloc): Rewrite.
7776 (Output_data::has_dynamic_reloc): New function.
7777 (Output_data::dynamic_reloc_count): Remove.
7778 (class Output_section): Add order_ field. Remvoe is_relro_local_,
7779 is_last_relro_, is_first_non_relro_, is_interp_,
7780 is_dynamic_linker_section_ fields. Add order and set_order
7781 functions. Remove is_relro_local, set_is_relro_local,
7782 is_last_relro, set_is_last_relro, is_first_non_relro,
7783 set_is_first_non_relro functions, is_interp, set_is_interp,
7784 is_dynamic_linker_section, and set_is_dynamic_linker_section
7785 functions.
7786 (class Output_segment): Change Output_data_list from std::list to
7787 std:;vector. Add output_lists_ field. Remove output_data_ and
7788 output_bss_ fields. Update declarations.
7789
3ff2ccb0
ILT		 77902010-08-02 Ian Lance Taylor <iant@google.com>
7791
7792 * arm.cc (Target_arm::gc_process_relocs): Use typename.
7793 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
7794 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
7795
88a4108b
ILT		 77962010-08-02 Ian Lance Taylor <iant@google.com>
7797
7798 PR 11855
7799 * script.cc (Script_options::Script_options): Initialize
7800 symbol_definitions_ and symbol_references_.
7801 (Script_options::add_symbol_assignment): Update
7802 symbol_definitions_ and symbol_references_.
7803 (Script_options::add_symbol_reference): New function.
7804 (script_symbol): New function.
7805 * script.h (class Script_options): Add symbol_definitions_ and
7806 symbol_references_ fields.
7807 (Script_options::referenced_const_iterator): New type.
7808 (Script_options::referenced_begin): New function.
7809 (Script_options::referenced_end): New function.
7810 (Script_options::is_referenced): New function.
7811 (Script_options::any_unreferenced): New function.
7812 * script-c.h (script_symbol): Declare.
7813 * yyscript.y (exp): Call script_symbol.
7814 * symtab.cc: Include "script.h".
7815 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
7816 Change all callers. Check symbols referenced by scripts.
7817 (Symbol_table::add_undefined_symbols_from_command_line): Add
7818 layout parameter. Change all callers.
7819 (Symbol_table::do_add_undefined_symbols_from_command_line):
7820 Likewise. Break out loop body. Check symbols referenced by
7821 scripts.
7822 (Symbol_table::add_undefined_symbol_from_command_line): New
7823 function broken out of
7824 do_add_undefined_symbols_from_command_line.
7825 * symtab.h (class Symbol_table): Update declarations.
7826 * archive.cc: Include "layout.h".
7827 (Archive::should_include_member): Add layout parameter. Change
7828 all callers. Check for symbol mentioned in expression.
7829 * archive.h (class Archive): Update declaration.
7830 * object.cc (Sized_relobj::do_should_include_member): Add layout
7831 parameter.
7832 * object.h (Object::should_include_member): Add layout parameter.
7833 Change all callers.
7834 (Object::do_should_include_member): Add layout parameter.
7835 (class Sized_relobj): Update declaration.
7836 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
7837 parameter.
7838 * dynobj.h (class Sized_dynobj): Update declaration.
7839 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
7840 layout parameter.
7841 * plugin.h (class Sized_pluginobj): Update declaration.
7842
5f1ab67a
ILT		 78432010-08-02 Ian Lance Taylor <iant@google.com>
7844
7845 PR 11866
7846 * output.cc (Output_segment::set_offset): Search for the first and
7847 last sections rather than assuming that the list is in order.
7848 (Output_segment::find_first_and_last_list): New function.
7849 * output.h (class Output_segment): Update declarations.
7850 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
7851 (relro_strip_test_SOURCES): New variable.
7852 (relro_strip_test_DEPENDENCIES): New variable.
7853 (relro_strip_test_LDFLAGS): New variable.
7854 (relro_strip_test_LDADD): New variable.
7855 (relro_strip_test.so): New target.
7856
a8df5856
ILT		 78572010-08-02 Ian Lance Taylor <iant@google.com>
7858
7859 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
7860 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
7861 (Target_i386::got_tlsdesc_section): New function.
7862 (Target_i386::got_section): Create space for GOT entries for
7863 TLSDESC relocations.
7864 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
7865 R_386_TLS_GOTDESC.
7866 (Target_i386::Scan::global): Likewise.
7867 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
7868 using TLSDESC GOT.
7869 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
7870 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
7871 (Target_x86_64::got_tlsdesc_section): New function.
7872 (Target_x86_64::got_section): Create space for GOT entries for
7873 TLSDESC relocations.
7874 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
7875 R_386_TLS_GOTDESC.
7876 (Target_x86_64::Scan::global): Likewise.
7877 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
7878 using TLSDESC GOT.
7879
0c10a0a6
ILT		 78802010-08-02 Ian Lance Taylor <iant@google.com>
7881
7882 * testsuite/final_layout.sh: Use dc to convert from hex to
7883 decimal.
7884
41cbeecc
ST		 78852010-07-29 Sriraman Tallam <tmsriram@google.com>
7886
7887 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
7888 paramter to the call to gold::gc_process_relocs.
7889 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
7890 paramter to the call to gold::gc_process_relocs.
7891 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
7892 parameter to the call to gold::gc_process_relocs.
7893 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
7894 template parameter to the call to gold::gc_process_relocs.
7895 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
7896 paramter to the call to gold::gc_process_relocs.
7897 * gc.h (get_embedded_addend_size): New function.
7898 (gc_process_relocs): Save the size of the reloc for use by ICF.
7899 * icf.cc (get_section_contents): Get the addend from the text section
7900 for SHT_REL relocation sections.
7901 * icf.h (Icf::Reloc_addend_size_info): New typedef.
7902 (Icf::Reloc_info): Add new member reloc_addend_size_info.
7903 * int_encoding.h (read_from_pointer): New overloaded function.
7904 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
7905 * testsuite/icf_sht_rel_addend_test.sh: New file.
7906 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
7907 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
7908
6ea55b82
RW		 79092010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7910
7911 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
7912 * Makefile.in: Regenerate.
7913 * testsuite/Makefile.in: Regenerate.
7914
9691462b
ILT		 79152010-07-27 Jeffrey Yasskin <jyasskin@google.com>
7916
7917 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
7918 * gold/testsuite/debug_msg.cc: Likewise.
7919 * gold/testsuite/odr_violation1.cc
7920 * gold/testsuite/odr_violation2.cc
7921
76897331
CC		 79222010-07-21 Cary Coutant <ccoutant@google.com>
7923
7924 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
7925 string, and length fields.
7926 (Output_merge_string::Merged_strings_list): New type.
7927 (Output_merge_string::Merged_strings_lists): New typedef.
7928 (Output_merge_string): Replace merged_strings_ with
7929 merged_strings_lists_.
7930 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
7931 Merged_strings_list per input object and section. Don't store pointer
7932 to the string. Don't store length with each merged string entry.
7933 (Output_merge_string::finalize_merged_data): Loop over list of merged
7934 strings lists. Recompute length of each merged string.
7935
78384e8f
CC		 79362010-07-15 Cary Coutant <ccoutant@google.com>
7937
7938 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
7939 here.
7940
783659f9
ILT		 79412010-07-14 Ian Lance Taylor <iant@google.com>
7942
7943 * descriptors.cc (Descriptors::open): Report correct name in error
7944 message.
7945
131687b4
DK		 79462010-07-13 Doug Kwan <dougkwan@google.com>
7947
7948 * arm.cc (Arm_input_section::Arm_input_section): For a
7949 SHT_ARM_EXIDX section, always keeps the input sections.
7950 (Arm_input_section::set_exidx_section_link): New method.
7951 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
7952 has_errors_ to false.
7953 (Arm_exidx_input_section::has_errors,
7954 Arm_exidx_input_section::set_has_errors): New methods.
7955 (Arm_exidx_input_section::has_errors_): New data member.
7956 (Arm_relobj::get_exidx_shndx_list): New method.
7957 (Arm_output_section::append_text_sections_to_list): Do not skip
7958 section without SHF_EXECINSTR.
7959 (Arm_output_section::fix_exidx_coverage): Skip input sections with
7960 errors.
2e702c99 7961 (Arm_relobj::make_exidx_input_section): Add new parameter for text
131687b4
DK		 7962 section header. Make error messages more verbose. Check for
7963 a non-executable section linked to an EXIDX section.
7964 (Arm_relobj::do_read_symbols): Remove error checking, which has been
7965 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
7966 check that there is no deferred EXIDX section if we exit early.
7967 Instead of not making an EXIDX section in case of an error, make one
7968 and set the has_errors flag of it.
7969 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
7970 in a relocatable link.
7971 (Target_arm::do_relax): Look for the EXIDX output section instead of
7972 assuming that it is called .ARM.exidx.
2e702c99 7973 (Target_arm::fix_exidx_coverage): Add a new parameter for input
131687b4
DK		 7974 section list. Do not check for SHF_EXECINSTR section flags but
7975 skip any input section with errors.
7976 * output.cc (Output_section::Output_section): Initialize
7977 always_keeps_input_sections_ to false.
7978 (Output_section::add_input_section): Check for
7979 always_keeps_input_sections_.
7980 * output.h (Output_section::always_keeps_input_sections,
7981 Output_section::set_always_keeps_input_sections): New methods.
7982 (Output_section::always_keeps_input_sections): New data member.
7983
69517287
RÁE		 79842010-07-13 Rafael Espindola <espindola@google.com>
7985
7986 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
7987 * fileread.h (Input_file): Add try_extra_search_path and find_file.
7988
82742395
ILT		 79892010-07-13 Philip Herron <herron.philip@googlemail.com>
7990 Ian Lance Taylor <iant@google.com>
7991
7992 * output.h (Output_section_lookup_maps::add_merge_section):
7993 Correct check of whether value was inserted.
7994 (Output_section_lookup_maps::add_merge_input_section): Likewise.
7995 (Output_section_lookup_maps::add_relaxed_input_section):
7996 Likewise.
7997 * arm.cc (Target_arm::got_section): Remove used local os.
7998 * i386.cc (Target_i386::got_section): Likewise.
7999 * x86_64.cc (Target_x86_64::got_section): Likewise.
8000 * sparc.cc (Target_sparc::got_section): Likewise.
8001 (Target_sparc::relocate): Remove unused local have_got_offset.
8002 * powerpc.cc (Target_powerpc::relocate): Likewise.
8003
f2d707b5
ILT		 80042010-07-13 Ian Lance Taylor <iant@google.com>
8005
241531d6
ILT		 8006 * compressed_output.cc (zlib_decompress): Fix signature in
8007 !HAVE_ZLIB_H case.
8008
f2d707b5
ILT		 8009 * archive.cc (Archive::include_member): Unlock an external member
8010 of a thin archive. Don't bother to delete an object we know is
8011 NULL.
8012
a2e47362
CC		 80132010-07-12 Cary Coutant <ccoutant@google.com>
8014
8015 * compressed_output.cc (zlib_decompress): New function.
8016 (get_uncompressed_size): New function.
8017 (decompress_input_section): New function.
8018 * compressed_output.h (get_uncompressed_size): New function.
8019 (decompress_input_section): New function.
8020 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
8021 Handle compressed debug sections.
8022 * layout.cc (is_compressed_debug_section): New function.
8023 (Layout::output_section_name): Map compressed section names to
8024 canonical names.
8025 * layout.h (is_compressed_debug_section): New function.
8026 (is_debug_info_section): Recognize compressed debug sections.
8027 * merge.cc: Include compressed_output.h.
8028 (Output_merge_data::do_add_input_section): Handle compressed
8029 debug sections.
8030 (Output_merge_string::do_add_input_section): Handle compressed
8031 debug sections.
8032 * object.cc: Include compressed_output.h.
8033 (Sized_relobj::Sized_relobj): Initialize new data members.
8034 (build_compressed_section_map): New function.
8035 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
8036 * object.h (Object::section_is_compressed): New method.
8037 (Object::do_section_is_compressed): New method.
8038 (Sized_relobj::Compressed_section_map): New type.
8039 (Sized_relobj::do_section_is_compressed): New method.
8040 (Sized_relobj::compressed_sections_): New data member.
8041 * output.cc (Output_section::add_input_section): Handle compressed
8042 debug sections.
8043 * reloc.cc: Include compressed_output.h.
8044 (Sized_relobj::write_sections): Handle compressed debug sections.
8045
ce279a62
CC		 80462010-07-08 Cary Coutant <ccoutant@google.com>
8047
8048 * resolve.cc (Symbol_table::resolve): Remember whether undef was
8049 weak when resolving to a dynamic def.
8050 (Symbol_table::should_override): Add adjust_dyndef flag; set it
8051 for weak undef/dynamic def cases. Adjust callers.
8052 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
8053 undef_binding_weak_.
8054 (Symbol_table::sized_write_globals): Adjust symbol binding.
8055 (Symbol_table::sized_write_symbol): Add binding parameter.
8056 * symtab.h (Symbol::set_undef_binding): New method.
8057 (Symbol::is_undef_binding_weak): New method.
8058 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
8059 (Symbol_table::should_override): Add new parameter.
8060 (Symbol_table::sized_write_symbol): Add new parameter.
8061
8062 * testsuite/weak_undef_file1.cc: Add new test case.
8063 * testsuite/weak_undef_file2.cc: Fix header comment.
8064 * testsuite/weak_undef_test.cc: Add new test case.
8065
b2286c10
DK		 80662010-06-29 Doug Kwan <dougkwan@google.com>
8067
8068 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
8069 Initialize USE_SYMBOL_.
8070 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
8071 definition.
8072 (Arm_reloc_property::uses_symbol_): New data member declaration.
8073 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
8074 uses symbol value and symbol is undefined but not weakly undefined.
8075
4802450a
RÁE		 80762010-06-28 Rafael Espindola <espindola@google.com>
8077
8078 * plugin.cc (Plugin::load): Use dlerror.
8079
e5ca47ba
ILT		 80802010-06-26 Jeffrey Yaskin <jyasskin@google.com>
8081
8082 * symtab.cc (detect_odr_violations): When reporting an ODR
8083 violation, report an object where the symbol is defined.
8084
8a75a161
DK		 80852010-06-25 Doug Kwan <dougkwan@google.com>
8086
8087 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
8088 (Target_arm::section_may_have_icf_unsafe_pointers): New method
8089 definition.
8090 (Target_arm::Scan::local_reloc_may_be_function_pointer,
8091 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
8092 target hook to detect function points.
8093 (Target_arm::Scan::possible_function_pointer_reloc): New method.
8094 * icf.h (Icf::check_section_for_function_pointers): Change type of
8095 parameter SECTION_NAME to const reference to std::string. Use
8096 target hook to determine if section may have unsafe pointers.
8097 * target.h (Target::section_may_have_icf_unsafe_pointers): New
8098 method definition.
8099
42218b9f
RÁE		 81002010-06-21 Rafael Espindola <espindola@google.com>
8101
8102 * fileread.cc (Input_file::find_fie): New
8103 (Input_file::open): Use Input_file::find_fie.
8104 * fileread.h (Input_file::find_fie): New
8105 * plugin.cc (set_extra_library_path): New.
8106 (Plugin::load): Add set_extra_library_path to the transfer vector.
8107 (Plugin_manager::set_extra_library_path): New.
8108 (Plugin_manager::add_input_file): Use the extra search path if set.
8109 (set_extra_library_path(): New.
8110 * plugin.h (Plugin_manager): Add set_extra_library_path and
8111 extra_search_path_.
8112
a0506cca
CC		 81132010-06-19 Cary Coutant <ccoutant@google.com>
8114
8115 * layout.cc (gdb_sections): Add .debug_types.
8116 (lines_only_debug_sections): Likewise.
8117
6508b958
RÁE		 81182010-06-18 Rafael Espindola <espindola@google.com>
8119
8120 * plugin.cc (add_input_file,add_input_library)
8121 (Plugin_manager::add_input_file): Make filename arguments const.
8122 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
8123 const.
8124
3e235302
DK		 81252010-06-16 Doug Kwan <dougkwan@google.com>
8126
8127 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
8128 .ARM.attributes section if we have not merged any input
8129 attributes sections.
8130
106e8a6c
DK		 81312010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8132
8133 * arm.cc: Allow combining objects with no EABI version
8134 information.
8135
91ff43fe
RÁE		 81362010-06-15 Rafael Espindola <espindola@google.com>
8137
8138 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
8139
68ed838c
ILT		 81402010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8141
8142 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
8143 (struct iovec): Correct !HAVE_READV definition.
8144
f3a2388f
CC		 81452010-06-10 Cary Coutant <ccoutant@google.com>
8146
8147 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
8148 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
8149 reloc sections.
8150 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
8151
8152 PR 11683
8153 * symtab.h (Symbol::is_placeholder): New member function.
8154 * target-reloc.h (relocate_section): Check for placeholder symbols.
8155
8156 * testsuite/Makefile.am (plugin_test_8): New test.
8157 (plugin_test_9): New test.
8158 * testsuite/Makefile.in: Regenerate.
8159
e1df38aa
NC		 81602010-06-09 Nick Clifton <nickc@redhat.com>
8161
8162 * yyscript.y (input_list_element): Allow strings prefixed with
8163 the '-' character. Treat these as libraries.
8164 * script.cc (script_add_library): New function. Adds a library
8165 specified by "-l<name>" found in an input script.
8166 * script-c.h: Add prototype for script_add_library.
8167
25bbe950
DK		 81682010-06-07 Doug Kwan <dougkwan@google.com>
8169
8170 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
8171 Restrict stub-group size to be within long conditional branch
8172 range when working around cortex-A8 erratum.
8173
0f32ea4c
ILT		 81742010-06-07 Damien Diederen <dd@crosstwine.com>
8175
8176 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
8177 #ifdef typo.
8178
8fe2a369
ST		 81792010-06-03 Sriraman Tallam <tmsriram@google.com>
8180
8181 PR gold/11658
8182 * output.cc
8183 (Output_section::Input_section_sort_entry::compare_section_ordering):
8184 Change to return non-zero correctly.
8185 (Output_section::Input_section_sort_section_order_index_compare
8186 ::operator()): Change to fix ambiguity in comparisons.
8187
6e9ba2ca
ST		 81882010-06-01 Sriraman Tallam <tmsriram@google.com>
8189
8190 * gold.h (is_wildcard_string): New function.
8191 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
8192 (Layout::layout_eh_frame): Ditto.
8193 (Layout::find_section_order_index): New method.
8194 (Layout::read_layout_from_file): New method.
8195 * layout.h (Layout::find_section_order_index): New method.
8196 (Layout::read_layout_from_file): New method.
8197 (Layout::input_section_position_): New private member.
8198 (Layout::input_section_glob_): New private member.
8199 * main.cc (main): Call read_layout_from_file here.
8200 * options.h (--section-ordering-file): New option.
8201 * output.cc (Output_section::input_section_order_specified_): New
8202 member.
8203 (Output_section::Output_section): Initialize new member.
8204 (Output_section::add_input_section): Add new parameter.
8205 Keep input sections when --section-ordering-file is used.
8206 (Output_section::set_final_data_size): Sort input sections when
8207 section ordering file is specified.
8208 (Output_section::Input_section_sort_entry): Add new parameter.
8209 Check sorting type.
8210 (Output_section::Input_section_sort_entry::compare_section_ordering):
8211 New method.
8212 (Output_section::Input_section_sort_compare::operator()): Change to
8213 consider section_order_index.
8214 (Output_section::Input_section_sort_init_fini_compare::operator()):
8215 Change to consider section_order_index.
8216 (Output_section::Input_section_sort_section_order_index_compare
8217 ::operator()): New method.
8218 (Output_section::sort_attached_input_sections): Change to sort
8219 according to section order when specified.
e1df38aa
NC		 8220 (Output_section::add_input_section<32, true>): Add new parameter.
8221 (Output_section::add_input_section<64, true>): Add new parameter.
8222 (Output_section::add_input_section<32, false>): Add new parameter.
8223 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 8224 * output.h (Output_section::add_input_section): Add new parameter.
8225 (Output_section::input_section_order_specified): New
8226 method.
8227 (Output_section::set_input_section_order_specified): New method.
8228 (Input_section::Input_section): Initialize section_order_index_.
8229 (Input_section::section_order_index): New method.
8230 (Input_section::set_section_order_index): New method.
8231 (Input_section::section_order_index_): New member.
8232 (Input_section::Input_section_sort_section_order_index_compare): New
8233 struct.
8234 (Output_section::input_section_order_specified_): New member.
8235 * script-sections.cc (is_wildcard_string): Delete and move modified
8236 method to gold.h.
8237 (Output_section_element_input::Output_section_element_input): Modify
8238 call to is_wildcard_string.
8239 (Output_section_element_input::Input_section_pattern
8240 ::Input_section_pattern): Ditto.
8241 (Output_section_element_input::Output_section_element_input): Ditto.
8242 * testsuite/Makefile.am (final_layout): New test case.
8243 * testsuite/Makefile.in: Regenerate.
8244 * testsuite/final_layout.cc: New file.
8245 * testsuite/final_layout.sh: New file.
8246
3537c84b
RÁE		 82472010-06-01 Rafael Espindola <espindola@google.com>
8248
8249 * plugin.cc (Plugin::load): Pass the output name to the plugin.
8250
105b6afd
RÁE		 82512010-06-01 Rafael Espindola <espindola@google.com>
8252
8253 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
8254 visibility of symbols.
8255
29e11421
DK		 82562010-05-27 Doug Kwan <dougkwan@google.com>
8257
8258 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
8259 from start of output section instead of address for a local symbol
8260 in a merged or relaxed section when doing a relocatable link.
8261
5e0f337e
RÁE		 82622010-05-26 Rafael Espindola <espindola@google.com>
8263
703d02da 8264 PR 11604
5e0f337e
RÁE		 8265 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
8266 adding sections the garbage collector removed.
8267 * gold/testsuite/Makefile.am: Add test.
8268 * gold/testsuite/Makefile.in: Regenerate.
8269 * gold/testsuite/plugin_test_7.sh: New.
8270 * gold/testsuite/plugin_test_7_1.c: New.
8271 * gold/testsuite/plugin_test_7_2.c: New.
8272
f4187277
RÁE		 82732010-05-26 Rafael Espindola <espindola@google.com>
8274
8275 * script-sections.cc (Output_section_definition::set_section_addresses):
8276 Check for --section-start.
8277
5c388529
DK		 82782010-05-26 Doug Kwan <dougkwan@google.com>
8279
8280 * arm.cc (Arm_scan_relocatable_relocs): New class.
8281 (Target_arm::relocate_special_relocatable): New method.
8282 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
8283 (Arm_relocate_functions::thumb_branch_common): Same.
8284 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
8285 instead of Default_scan_relocatable_relocs.
8286 * target-reloc.h (relocate_for_relocatable): Let target handle
8287 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
8288 * target.h (Sized_target::relocate_special_relocatable): New method.
8289
bca1c3ae
ILT		 82902010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8291
8292 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
8293
0439c796
DK		 82942010-05-23 Doug Kwan <dougkwan@google.com>
8295
8296 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
8297 instead of a cast.
8298 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
8299 with a direct branch, not a conditional branch, to a stub.
8300 * merge.cc (Output_merge_base::record_input_section): New method
8301 defintion.
8302 (Output_merge_data::do_add_input_section): Record input section if
8303 keeps-input-sections flag is set.
8304 (Output_merge_string::do_add_input_section): Ditto.
8305 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
8306 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
8307 INPUT_SECTIONS_.
8308 (Output_merge_base::keeps_input_sections,
8309 Output_merge_base::set_keeps_input_sections,
8310 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
8311 method definitions.
8312 (Output_merge_base::Input_sections): New type declaration.
8313 (Output_merge_base::input_sections_begin,
8314 Output_merge_base::input_sections_end,
8315 Output_merge_base::do_set_keeps_input_sections): New method definitions.
8316 (Output_merge_base::bool keeps_input_sections_,
8317 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
8318 Output_merge_base::input_sections_): New data members.
8319 (Output_merge_data::do_set_keeps_input_sections): New method
8320 defintion.
8321 (Output_merge_string::do_set_keeps_input_sections): Ditto.
8322 * output.cc (Output_section::Input_section::relobj): Move method
8323 defintion from class declaration to here and handle merge sections.
8324 (Output_section::Input_section::shndx): Ditto.
8325 (Output_section::Output_section): Remove initializations of removed
8326 data members and initialize new data member LOOKUP_MAPS_.
8327 (Output_section::add_input_section): Set keeps-input-sections flag
8328 for a newly created merge output section as appropriate. Adjust code
8329 to use Output_section_lookup_maps class.
8330 (Output_section::add_relaxed_input_section): Adjst code for lookup
8331 maps code refactoring.
2e702c99 8332 (Output_section::add_merge_input_section): Add a new parameter
0439c796
DK		 8333 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
8334 class. If adding input section to a newly created merge output
8335 section fails, remove the new merge section.
8336 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 8337 Adjust code for use of the Output_section_lookup_maps class.
2e702c99 8338 (Output_section::find_merge_section): Ditto.
0439c796 8339 (Output_section::build_lookup_maps): New method defintion.
2e702c99 8340 (Output_section::find_relaxed_input_section): Adjust code to use
0439c796
DK		 8341 Output_section_lookup_maps class.
8342 (Output_section::get_input_sections): Export merge sections. Adjust
8343 code to use Output_section_lookup_maps class.
8344 (Output_section:::add_script_input_section): Adjust code to use
8345 Output_section_lookup_maps class. Update lookup maps for merge
8346 sections also.
8347 (Output_section::discard_states): Use Output_section_lookup_maps.
8348 (Output_section::restore_states): Same.
8349 * output.h (Merge_section_properties): Move class defintion out of
8350 Output_section.
8351 (Output_section_lookup_maps): New class.
8352 (Output_section::Input_section::is_merge_section): New method
8353 defintion.
8354 (Output_section::Input_section::relobj): Move defintion out of class
8355 defintion. Declare method only.
8356 (Output_section::Input_section::shndx): Ditto.
8357 (Output_section::Input_section::output_merge_base): New method defintion.
2e702c99 8358 (Output_section::Input_section::u2_.pomb): New union field.
0439c796
DK		 8359 (Output_section::Merge_section_by_properties_map,
8360 Output_section::Output_section_data_by_input_section_map,
8361 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
8362 Remove types.
2e702c99 8363 (Output_section::add_merge_input_section): Add new parameter
0439c796
DK		 8364 KEEPS_INPUT_SECTIONS.
8365 (Output_section::build_lookup_maps): New method declaration.
8366 (Output_section::merge_section_map_,
8367 Output_section::merge_section_by_properties_map_,
8368 Output_section::relaxed_input_section_map_,
8369 Output_section::is_relaxed_input_section_map_valid_): Remove data
8370 members.
8371 (Output_section::lookup_maps_): New data member.
8372
76295588
L		 83732010-05-21 Doug Kwan <dougkwan@google.com>
8374
8375 PR gold/11619
8376 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
8377 avoid a compilation error.
8378
d103a984
RÁE		 83792010-05-19 Rafael Espindola <espindola@google.com>
8380
8381 * script-sections.cc (Output_section_definition::allocate_to_segment):
8382 Update the phdrs_list even when the output section is NULL.
8383 * testsuite/Makefile.am: Add test.
8384 * testsuite/Makefile.in: Regenerate.
8385 * testsuite/script_test_9.cc: New.
8386 * testsuite/script_test_9.sh: New.
8387 * testsuite/script_test_9.t: New.
8388
6625d24e
DK		 83892010-05-19 Doug Kwan <dougkwan@google.com>
8390
8391 * arm.cc (Arm_input_section::original_size): New method.
8392 (Arm_input_section::do_addralign): Add a cast.
8393 (Arm_input_section::do_output_offset): Remove static cast.
8394 (Arm_input_section::original_addralign,
8395 Arm_input_section::original_size_): Change type to uint32_t.
8396 (Arm_input_section::init): Add safe casts for section alignment
8397 and size.
8398 (Arm_input_section::set_final_data_size): Do not set address and
8399 offset of stub table.
8400 (Arm_output_section::fix_exidx_coverage): Change use of of
8401 Output_section::Simple_input_section to that of
8402 Output_section::Input_section.
8403 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
8404 except for the first pass.
8405 * output.cc (Output_section::get_input_sections): Change type of
8406 input_sections to std::list<Input_section>.
8407 (Output_section::add_script_input_section): Rename from
8408 Output_section::add_simple_input_section. Change type of SIS
8409 parameter from Simple_input_section to Input_section.
8410 * output.h (Output_section::Simple_input_section): Remove class.
8411 (Output_section::Input_section): Change class visibility to public.
8412 (Output_section::Input_section::addralign): Use stored alignments
8413 for special input sections if set.
8414 (Output_section::Input_section::set_addralign): New method.
8415 (Output_section::get_input_sections): Change parameter type from
8416 list of Simple_input_section to list of Input_section.
8417 (Output_section::add_script_input_section): Rename from
8418 Output_section::add_simple_input_section. Change first parameter's
8419 type from Simple_input_section to Input_section and remove the
8420 second and third parameters.
8421 * script-sections.cc (Input_section::Input_section_list): Change
8422 type to list of Output_section::Input_section/
8423 (Input_section_info::Input_section_info): Change parameter type of
8424 INPUT_SECTION to Output_section::Input_section.
8425 (Input_section_info::input_section): Change return type.
8426 (Input_section_info::input_section_): Change type to
8427 Output_section::Input_section.
8428 (Output_section_element_input::set_section_addresses): Adjust code
8429 to use Output_section::Input_section instead of
8430 Output_section::Simple_input_section. Adjust code for renaming
8431 of Output_section::add_simple_input_section.
8432 (Orphan_output_section::set_section_addresses): Ditto.
8433
e1e82ea4
RW		 84342010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8435
8436 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
8437 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
8438
91e75c8a
RÁE		 84392010-05-18 Rafael Espindola <espindola@google.com>
8440
8441 * options.cc (General_options::finalize): Handle -nostdlib.
8442 * options.h (nostdlib): New option.
8443 * script.cc (script_add_search_dir): Handle -nostdlib.
8444
da59ad79
DK		 84452010-05-12 Doug Kwan <dougkwan@google.com>
8446
8447 * arm.cc (Target_arm::do_finalize_sections): Create an empty
8448 attributes section only if there no attributes section after merging.
8449 (Target_arm::merge_object_attributes): Move value of
e1df38aa 8450 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 8451 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
8452 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
8453 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
8454 and arm_attr_merge_7.stdout.
8455 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
8456 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
8457 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
8458 arm_attr_merge_7b.o): New rules.
8459 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
8460 arm_attr_merge_7
8461 * testsuite/Makefile.in: Regenerate.
8462 * testsuite/arm_attr_merge.sh: New file.
8463 * testsuite/arm_attr_merge_[67][ab].s: Same.
8464
3e01a7fd
NC		 84652010-05-05 Nick Clifton <nickc@redhat.com>
8466
8467 * po/es.po: Updated Spanish translation.
8468
7ad2014a
L		 84692010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8470
8471 * Makefile.am (install-exec-local): Properly install gold as
8472 default cross linker.
8473 * Makefile.in: Regenerated.
8474
4fda8867
NC		 84752010-04-27 H.J. Lu <hongjiu.lu@intel.com>
8476 Nick Clifton <nickc@redhat.com>
8477
8478 * configure.ac (install_as_default): Define and set to false
8479 unless --enable-gold or --enable-gold=both/gold has been
8480 specified.
8481 * configure: Regenerate.
8482
8483 * Makefile.am (install-exec-local): Install the executable as
8484 'ld.gold'. If install_as_default is true then also install it as
8485 'ld'.
8486 * Makefile.in: Regenerated.
8487
bd288ea2
ILT		 84882010-04-24 Ian Lance Taylor <iant@google.com>
8489
8490 * layout.cc (Layout::layout_reloc): In relocatable link don't
8491 combine reloc sections for grouped sections.
8492
ef38fd8a
ST		 84932010-04-23 Sriraman Tallam <tmsriram@google.com>
8494
8495 * gc.h (gc_process_relocs): Pass information on relocs pointing to
8496 sections that are not ordinary to icf.
8497 * icf.cc (get_section_contents): Handle relocation pointing to section
8498 with no object or shndx information.
8499 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
8500 * testsuite/Makefile.in: Regenerate.
8501 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
8502 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
8503
f6973bdc
ILT		 85042010-04-22 Ian Lance Taylor <iant@google.com>
8505
8506 * expression.cc (Expression::Expression_eval_info): Add
8507 result_alignment_pointer field.
8508 (Expression::eval_with_dot): Add result_alignment_pointer
8509 parameter. Change all callers.
8510 (Expression::eval_maybe_dot): Likewise.
8511 (class Binary_expression): Add alignment_pointer parameter to
8512 left_value and right_value. Change all callers.
8513 (BINARY_EXPRESSION): Set result alignment.
8514 (class Trinary_expression): Add alignment_pointer parameter to
8515 arg2_value and arg3_value. Change all callers.
8516 (Trinary_cond::value): Set result alignment.
8517 (Max_expression::value, Min_expression::value): Likewise.
8518 (Align_expression::value): Likewise.
8519 * script-sections.cc (class Sections_element): Add dot_alignment
8520 parameter to set_section_addresses virtual function. Update
8521 instantiations.
8522 (class Output_section_element): Likewise.
8523 (Script_sections::create_segments): Add dot_alignment parameter.
8524 Change all callers.
8525 (Script_sections::create_segments_from_phdrs_clause): Likewise.
8526 (Script_sections::set_phdrs_clause_addresses): Likewise.
8527 * script-sections.h: Update declarations.
8528 * script.h: Update declarations.
8529 * output.h (Output_segment::set_minimum_p_align): Don't decrease
8530 min_p_align.
8531 * testsuite/script_test_3.t: Set large alignment.
8532 * testsuite/script_test_3.sh: Make sure that at least one LOAD
8533 segment has expected alignment.
8534
9c9c98a5
NC		 85352010-04-22 Nick Clifton <nickc@redhat.com>
8536
8537 * po/gold.pot: Updated by the Translation project.
8538 * po/vi.po: Updated Vietnamese translation.
8539
2253bfba
L		 85402010-04-22 H.J. Lu <hongjiu.lu@intel.com>
8541
8542 * testsuite/Makefile.am (check_PROGRAMS): Add
8543 icf_virtual_function_folding_test.
8544 * testsuite/Makefile.in: Regenerated.
8545
85fdf906
AH		 85462010-04-15 Andrew Haley <aph@redhat.com>
8547
8548 * options.h (merge_exidx_entries): New option.
8549 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
8550 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
8551 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
8552 (Target_arm::merge_exidx_entries): New function.
8553 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
8554 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
8555 to Arm_exidx_fixup constructor.
8556 Add new arg, merge_exidx_entries.
8557 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
8558 Arm_output_section::fix_exidx_coverage.
8559
ce97fa81
ST		 85602010-04-18 Sriraman Tallam <tmsriram@google.com>
8561
8562 * icf.cc (get_section_contents): Check for preemptible functions.
8563 Ignore addend when appropriate.
8564 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
8565 section folded.
8566 (add_from_relobj): Check for section folded.
8567 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
8568 * symtab.h (should_add_dynsym_entry): Add new parameter.
8569 * target-reloc.h (scan_relocs): Check for section folded.
8570 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
8571 Check reloc types for function pointers in shared objects.
8572 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
8573 case.
8574 (icf_preemptible_functions_test): New test case.
8575 (icf_string_merge_test): New test case.
8576 * testsuite.Makefile.in: Regenerate.
8577 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
8578 bar_glob. Refactor code.
8579 * testsuite/icf_preemptible_functions_test.cc: New file.
8580 * testsuite/icf_preemptible_functions_test.sh: New file.
8581 * testsuite/icf_string_merge_test.cc: New file.
8582 * testsuite/icf_string_merge_test.sh: New file.
8583 * testsuite/icf_virtual_function_folding_test.cc: New file.
8584 * testsuite/icf_virtual_function_folding_test.sh: New file.
8585
04ceb17c
DK		 85862010-04-14 Doug Kwan <dougkwan@google.com>
8587
8588 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
8589 for local symbol recounting if we remove a section due to ICF.
8590 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
8591 there are no regular objects in input.
8592
153e7da4
DK		 85932010-04-13 Doug Kwan <dougkwan@google.com>
8594
8595 * arm.cc (Arm_input_section::set_final_data_size): Compute
8596 accurate final data size instead of using current data size.
8597
4dbd9faf
DK		 85982010-04-09 Doug Kwan <dougkwan@google.com>
8599
8600 * layout.cc (Layout::choose_output_section): Handle script section
8601 types.
8602 (Layout::make_output_section_for_script): Add section type parameter.
8603 Handle script section types.
8604 * layout.h (Layout::make_output_section_for_script): Add section
8605 type parameter.
8606 * output.cc (Output_section::Output_section): Initialize data member
8607 is_noload_.
8608 (Output_section::do_reset_address_and_file_offset): Do not set address
8609 to 0 if section is a NOLOAD section.
8610 * output.h (Output_section::is_noload): New method.
8611 (Output_section::set_is_noload): Ditto.
8612 (Output_section::is_noload_): New data member.
8613 * script-c.h (Script_section_type): New enum type.
8614 (struct Parser_output_section_header): Add new file section_type.
8615 * script-sections.cc (Sections_element::output_section_name): Add
8616 parameter for returning script section type.
8617 (Output_section_definition::output_section_name): Ditto.
8618 (Output_section_definition::section_type)P; New method.
8619 (Output_section_definiton::script_section_type_name): Ditto.
8620 (Output_section_definition::script_section_type_): New data member.
8621 (Output_section_definition::Output_section_definition): Initialize
8622 data member Output_section_definition::script_section_type_.
8623 (Output_section_definition::create_sections): Pass script section type
8624 to Layout::make_output_section_for_script.
8625 (Output_section_definition::output_section_name): Return script
8626 section type to caller.
8627 (Output_section_definition::set_section_address): Do not advance
8628 dot value and load address if section type is NOLOAD. Set address
8629 of NOLOAD sections regardless of section flags.
8630 (Output_section_definition::print): Print section type if it is
8631 not SCRIPT_SECTION_TYPE_NONE.
8632 (Output_section_definition::section_type): New method.
8633 (Output_section_definition::script_section_type_name): Ditto.
8634 (Script_sections::output_section_name): Add new parameter
8635 PSECTION_TYPE for returning script section type. Pass it to
8636 section elements. Handle discard sections.
8637 (Sort_output_sections::operator()): Handle NOLOAD sections.
8638 * script-sections.h (Script_sections::Section_type): New enum type.
2e702c99 8639 (Script_sections::output_section_name): Add a new parameter for
4dbd9faf
DK		 8640 returning script section type.
8641 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
8642 INFO and NOLOAD.
8643 * yyscript.y (union): Add new field SECTION_TYPE.
8644 (COPY, DSECT, INFO, NOLOAD): New tokens.
8645 (opt_address_and_section_type): Change type to output_section_header.
8646 (section_type): New non-terminal
8647 (section_header): Handle section type.
2253bfba 8648 (opt_address_and_section_type): Return section type value.
4dbd9faf 8649
721ea635
L		 86502010-04-09 H.J. Lu <hongjiu.lu@intel.com>
8651
8652 * testsuite/plugin_common_test_1.c (foo): Add prototype.
8653 * testsuite/plugin_common_test_2.c (foo): Likewise.
8654
6bf924b0
DK		 86552010-04-08 Doug Kwan <dougkwan@google.com>
8656
8657 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
8658 Output_merge_data.
8659 * output.cc (Output_section::add_merge_input_section): Simplify
8660 code and return status of Output_merge_base::add_input_section.
e1df38aa 8661 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 8662 returns true.
8663
24af6f92
DK		 86642010-04-07 Doug Kwan <dougkwan@google.com>
8665
8666 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
8667 if section is marked as containing instructions but has no mapping
8668 symbols.
8669 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
8670 correct section index.
8671 (Arm_relobj::find_linked_text_section): Ditto.
8672
00698fc5
CC		 86732010-04-07 Cary Coutant <ccoutant@google.com>
8674
8675 * archive.cc (include_member): Destroy Read_symbols_data object before
8676 releasing file.
8677 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
8678 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
8679 (Read_symbols_data::~Read_symbols_data) New destructor.
8680 (Section_relocs::Section_relocs) New constructor.
8681 (Section_relocs::~Section_relocs) New destructor.
8682 (Read_relocs_data::Read_relocs_data) New constructor.
8683 (Read_relocs_data::~Read_relocs_data) New destructor.
8684 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
8685 pointers to NULL after deleting.
8686
7296d933
DK		 86872010-04-07 Doug Kwan <dougkwan@google.com>
8688
8689 * arm.cc: Replace "endianity" with "endianness" in comments.
8690 (Arm_exidx_cantunwind): Ditto.
8691 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
8692 (Arm_relobj::merge_flags_and_attributes): New method.
8693 (Arm_relobj::merge_flags_and_attributes_): New data member.
8694 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
8695 (Arm_relobj::scan_sections_for_stubs): Ditto.
8696 (Arm_relobj::do_read_symbols): Check to see if we really want to
8697 merge processor-specific flags and attributes. Exit early if
8698 an object is empty except for section names and the undefined symbol.
8699 (Target_arm::do_finalize_sections): Move check for ELF format to
8700 Arm_relobj::do_read_symbols. Merge processor specific flags and
8701 attributes from a regular object only when we have determined that
8702 it is aapropriate. Do not create an .ARM.attributes section in
8703 output if there is no regular input object.
8704 (Target_arm::merge_processor_specific_flags): Check
8705 --warn-mismatch before printing any error.
8706 (Target_arm::merge_object_attributes): Ditto.
8707 * gold.cc (queue_middle_tasks): Handle the case in which there is
8708 no regular object in input.
8709 * options.cc (General_options::parse_EB): New method.
8710 (General_options::parse_EL): Same.
8711 (General_options::General_options): Initialize endianness_.
8712 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
8713 New options.
8714 (General_options::Endianness): New enum.
8715 (General_options::endianness): New method.
8716 (General_options::endianness_): New data member.
8717 * parameters.cc (Parameters::set_options): Check target endianness.
8718 (Parameters::set_target_once): Ditto.
8719 (Parameters::check_target_endianness): New method.
8720 (parameters_force_valid_target): If either -EL or -EB is specified,
8721 use it to define endianness of default target.
8722 * parameters.h (Parameters::check_target_endianness): New method
8723 declaration.
8724 * target.h (class Target): Change "endianity" to "endianness"
8725 in comments.
8726
efc8d4f2
RW		 87272010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8728
8729 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
8730 * configure: Regenerate.
8731 * Makefile.in: Regenerate.
8732 * testsuite/Makefile.in: Regenerate.
8733
be234d88
CC		 87342010-04-06 Cary Coutant <ccoutant@google.com>
8735
8736 gcc PR lto/42757
8737 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
8738 prevailing definitions of common symbols.
8739 * testsuite/plugin_test_6.sh: New test case.
8740 * testsuite/plugin_common_test_1.c: New test case.
8741 * testsuite/plugin_common_test_2.c: New test case.
8742 * testsuite/Makefile.am (plugin_test_6): New test case.
8743 * testsuite/Makefile.in: Regenerate.
8744
bd32c6bd
NC		 87452010-04-06 Nick Clifton <nickc@redhat.com>
8746
8747 * po/vi.po: New Vietnamese translation.
8748
323c532f
DK		 87492010-03-30 Doug Kwan <dougkwan@google.com>
8750
8751 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
8752
4fcd97eb
DK		 87532010-03-25 Doug Kwan <dougkwan@google.com>
8754
8755 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
8756 to avoid a conversion warning on a 32-bit host.
8757
4ebf39db
ILT		 87582010-03-24 Ian Lance Taylor <iant@google.com>
8759
8760 * testsuite/script_test_3.t: Add a TLS segment.
8761 * testsuite/Makefile.am (check_PROGRAMS): Add
8762 tls_phdrs_script_test.
8763 (tls_phdrs_script_test_SOURCES): Define.
8764 (tls_phdrs_script_test_DEPENDENCIES): Define.
8765 (tls_phdrs_script_test_LDFLAGS): Define.
8766 (tls_phdrs_script_test_LDADD): Define.
8767 * testsuite/Makefile.in: Rebuild.
8768
4a599bdd
CC		 87692010-03-23 Cary Coutant <ccoutant@google.com>
8770
8771 * fileread.cc (find_or_make_view): Fix comment.
8772
6c93b22c
ILT		 87732010-03-23 Ian Lance Taylor <iant@google.com>
8774
8775 * script-sections.cc (class Orphan_section_placement): Define
8776 PLACE_TLS and PLACE_TLS_BSS.
8777 (Orphan_section_placement::Orphan_section_placement): Initialize
8778 new places.
8779 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
8780 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
8781 (tls_script_test_SOURCES): Define.
8782 (tls_script_test_DEPENDENCIES): Define.
8783 (tls_script_test_LDFLAGS): Define.
8784 (tls_script_test_LDADD): Define.
8785 * testsuite/Makefile.in: Rebuild.
8786
a2c7281b
DK		 87872010-03-22 Doug Kwan <dougkwan@google.com>
8788
8789 * arm.cc (Arm_relocate_functions::abs8,
8790 Arm_relocate_functions::abs16): Use correct check for overflow
8791 specified in the ARM ELF specs.
8792 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
8793 target of a BLX instruction specially.
8794 (Reloc_stub::stub_type_for_reloc): Ditto.
8795 (Relocate::relocate): Use symbolic names instead of numeric relocation
8796 codes to report error.
8797 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
8798 workaround.
8799 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
8800 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
8801 thumb2_blx_out_of_range.stdout
8802 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
8803 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
8804 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
8805 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
8806 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
8807 thumb2_blx_in_range, thumb2_blx_in_range.o,
8808 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
8809 thumb2_blx_out_of_range.o): New rules.
2e702c99 8810 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
a2c7281b
DK		 8811 thumb2_blx_in_range and thumb2_blx_out_of_range.
8812 * testsuite/Makefile.in: Regenerate.
8813 * arm_branch_in_range.sh: Add tests for THUMB BLX.
8814 * testsuite/thumb_blx_in_range.s: New file.
8815 * testsuite/thumb_blx_out_of_range.s: New file.
8816
b0193076
RÁE		 88172010-03-22 Rafael Espindola <espindola@google.com>
8818
8819 * archive.cc (Should_include): Move to archive.h.
8820 (should_include_member): Make it a member of Archive.
8821 (Lib_group): New.
8822 (Add_lib_group_symbols): New.
8823 * archive.h: Include options.h.
8824 (Archive_member): Moved from Archive.
8825 (Should_include): Moved from archive.cc.
8826 (Lib_group): New.
8827 (Add_lib_group_symbols): New.
8828 * dynobj.cc (do_should_include_member): New.
8829 * dynobj.h (do_should_include_member): New.
8830 * gold.cc (queue_initial_tasks): Update call to queue.
8831 * main.cc (main): Print lib group stats.
8832 * object.cc (do_should_include_member): New.
8833 * object.h: Include archive.h.
8834 (Object::should_include_member): New.
8835 (Object::do_should_include_member): New.
8836 (Sized_relobj::do_should_include_member): New.
8837 * options.cc (General_options::parse_start_lib): New.
8838 (General_options::parse_end_lib): New.
8839 (Input_arguments::add_file): Handle lib groups.
8840 (Input_arguments::start_group): Check we are not in a lib.
8841 (Input_arguments::start_lib): New.
8842 (Input_arguments::end_lib): New.
8843 * options.h (General_options): Add start_lib and end_lib.
8844 (Input_argument::lib_): New.
8845 (Input_argument::lib): New.
8846 (Input_argument::is_lib): New.
8847 (Input_file_lib): New.
8848 (Input_arguments::in_lib_): New.
8849 (Input_arguments::in_lib): New.
8850 (Input_arguments::start_lib): New.
8851 (Input_arguments::end_lib_): New.
8852 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
8853 in unused members as preempted.
8854 (Sized_pluginobj::do_should_include_member): New.
8855 * plugin.h (Sized_pluginobj::do_should_include_member): New.
8856 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
8857 return the blocker.
8858 (Read_symbols::do_whole_lib_group): New.
8859 (Read_symbols::do_lib_group): New.
8860 (Read_symbols::do_read_symbols): Handle lib groups.
8861 (Read_symbols::get_name): Handle lib groups.
8862 * readsyms.h (Read_symbols): Add an archive member pointer.
8863 (Read_symbols::do_whole_lib_group): New.
8864 (Read_symbols::do_lib_group): New.
8865 (Read_symbols::member_): New.
8866 * script.cc (read_input_script): Update call to queue_soon.
8867
d099120c
DK		 88682010-03-19 Doug Kwan <dougkwan@google.com>
8869
8870 * arm.cc (Stub_table::Stub_table): Initialize new data members
8871 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8872 (Stub_table::add_reloc_stub): Assign stub offset and update
8873 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
8874 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
8875 New data members.
2e702c99 8876 (Stub_table::update_data_size_and_addralign): Use
d099120c
DK		 8877 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
8878 instead of going over all reloc stubs.
2e702c99 8879 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
d099120c
DK		 8880 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8881 Stringpool_template::offset_ to size of Stringpool_char.
2e702c99 8882 (Stringpool_template::new_key_offset): Remove code to initialize
d099120c
DK		 8883 Stringpool_template::offset_.
8884 * stringpool.h (Stringpool_template::set_no_zero_null): Set
8885 Stringpool_template::offset_ to zero.
8886
1aa37384
DK		 88872010-03-15 Doug Kwan <dougkwan@google.com>
8888
8889 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
8890 offset_.
8891 (Stringpool_template::new_key_offset): New method.
8892 (Stringpool_template::add_string): Assign offsets when adding new
8893 strings.
8894 (Stringpool_template::set_string_offsets): Do not set string offsets
8895 when not optimizing.
8896 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
8897 member size_.
2e702c99
RM		 8898 (Chunked_vector::clear): Clear size_.
8899 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
8900 (Chunked_vector::size): Return size_.
8901 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 8902 (Chunked_vector::size_): New data member.
1aa37384
DK		 8903 (Stringpool_template::set_no_zero_null): Assert string set is empty.
8904 (Stringpool_template::new_key_offset): New method declaration.
8905 (Stringpool_template::offset_): New data member.
8906
b672b057
RÁE		 89072010-03-15 Rafael Espindola <espindola@google.com>
8908
8909 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
8910 Add_symbols' constructor.
8911 * readsyms.h (Add_symbols): Remove the input_group member.
8912
b6848d3c
ILT		 89132010-03-10 Ian Lance Taylor <iant@google.com>
8914
8915 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
8916 target to ask whether a reference to a symbol requires a stack
8917 split.
8918 * target.h (Target::is_call_to_non_split): New function.
8919 (Target::do_is_call_to_non_split): Declare virtual function.
8920 * target.cc: Include "symtab.h".
8921 (Target::do_is_call_to_non_split): New function.
8922 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
8923
a2a5469e
CC		 89242010-03-10 Cary Coutant <ccoutant@google.com>
8925
8926 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
8927 (File_read::open[1]): Remove initial mapping of whole_file_view_.
8928 (File_read::open[2]): Add whole_file_view_ to list of views.
8929 (File_read::make_view): Remove test of whole_file_view_.
8930 (File_read::find_or_make_view): Create whole_file_view_ if
8931 necessary.
8932 (File_read::clear_views): Replace bool parameter with enum;
8933 adjust all callers. Don't delete views with permanent data;
8934 do delete cached views and views from archives if
8935 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
8936 if clearing the corresponding view.
8937 * fileread.h (File_read::Clear_views_mode): New enum.
8938 (File_read::View::is_permanent_view): New method.
8939 (File_read::clear_views): Replace bool parameter
8940 with enum; adjust all callers.
8941 * options.h (General_options): Change keep_files_mapped option;
8942 add map_whole_files.
8943 * readsyms.cc (Add_symbols::run): Delete sd_ object before
8944 releasing the file.
8945 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
8946 the file.
8947
8861f32b
DM		 89482010-03-10 David S. Miller <davem@davemloft.net>
8949
8950 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
8951
d62d0f5f
ST		 89522010-03-09 Sriraman Tallam <tmsriram@google.com>
8953
8954 * icf.cc (get_section_contents): Add '@' marker after processing the
8955 merge reloc.
8956
9177756d
DK		 89572010-03-08 Doug Kwan <dougkwan@google.com>
8958
8959 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
8960 due to a conversion warning.
8961 (Arm_relobj::update_output_local_symbol_count): Check for local
8962 symbol with unset output index.
8963
9e9e071b
ILT		 89642010-03-05 Ian Lance Taylor <iant@google.com>
8965
8966 * options.h (class General_options): Add --spare-dynamic-tags.
8967 * output.cc (Output_data_dynamic::set_final_data_size): Implement
8968 --spare-dynamic-tags.
8969
a81ee015
ILT		 89702010-03-05 Ian Lance Taylor <iant@google.com>
8971
8972 * incremental.cc: Include "libiberty.h".
8973
44ec90b9
RO		 89742010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8975
8976 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
8977 function, is_info_ member.
8978 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
8979 (Versions::Versions): Update caller.
8980 (Versions::define_base_version): Likewise.
8981 (Versions::add_def): Likewise.
8982
0897ed3b
ST		 89832010-03-03 Sriraman Tallam <tmsriram@google.com>
8984
8985 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
8986 (Scan::possible_function_pointer_reloc): New function.
8987 (Scan::local_reloc_may_be_function_pointer): Change to call
8988 possible_function_pointer_reloc.
8989 (Scan::global_reloc_may_be_function_pointer): Ditto.
8990 * icf.h (Icf::check_section_for_function_pointers): Change to reject
8991 relocations in ".data.rel.ro._ZTV" section.
8992 * testsuite/icf_safe_so_test.sh: Change to pass i386.
8993 * testsuite/icf_safe_so_test.cc: Ditto.
8994 * testsuite/icf_safe_test.cc: Ditto.
8995 * testsuite/icf_safe_test.sh: Ditto.
8996
d3bbad62
ILT		 89972010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8998 Ian Lance Taylor <iant@google.com>
8999
9000 * target-reloc.h (relocate_section): Check the symbol table index
9001 for -1U before setting the local symbol index.
9002 (scan_relocatable_relocs): If copying the relocation, record that
9003 the local symbol is required.
9004 * object.h (Symbol_value::is_output_symtab_index_set): New
9005 function.
9006 (Symbol_value::may_be_discarded_from_output_symtab): New
9007 function.
9008 (Symbol_value::has_output_symtab_entry): New function.
9009 (Symbol_value::needs_output_symtab_entry): Remove.
9010 (Symbol_value::output_symtab_index): Make sure the symbol index is
9011 set.
9012 (Symbol_value::set_output_symtab_index): Make sure the symbol
9013 index is not set. Make sure the new index is valid.
9014 (Symbol_value::set_must_have_output_symtab_entry): New function.
9015 (Symbol_value::has_output_dynsym_entry): New function.
9016 (Symbol_value::set_output_dynsym_index): Make sure the new index
9017 is valid.
9018 (Sized_relobj::set_must_have_output_symtab_entry): New function.
9019 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
9020 local symbol if permitted.
9021 (Sized_relobj::do_finalize_local_symbols): Call
9022 is_output_symtab_index_set rather than needs_output_symtab_entry.
9023 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
9024 rather than needs_output_symtab_entry. Call
9025 has_output_dynsym_entry rather than needs_output_dynsym_entry.
9026 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
9027 is_output_symtab_index_set rather than needs_output_symtab_entry.
9028 * testsuite/discard_locals_relocatable_test.c: New file.
9029 * testsuite/discard_locals_test.sh: Test -r.
9030 * testsuite/Makefile.am (check_DATA): Add
9031 discard_locals_relocatable_test1.syms,
9032 discard_local_relocatable_test2.syms.
9033 (MOSTLYCLEANFILES): Likewise. Also add
9034 discard_locals_relocatable_test1.lout and
9035 discard_locals_relocatable_test2.out.
9036 (discard_locals_relocatable_test1.syms): New target.
9037 (discard_locals_relocatable_test.o): New target.
9038 (discard_locals_relocatable_test1.out): New target.
9039 (discard_locals_relocatable_test2.syms): New target.
9040 (discard_locals_relocatable_test2.out): New target.
9041 (various): Add missing ../ld-new dependencies.
9042 * testsuite/Makefile.in: Rebuild.
9043
7e8ccf26
NC		 90442010-03-03 Nick Clifton <nickc@redhat.com>
9045
9046 * po/fi.po: New Finnish translation.
9047
2a0ff005
DK		 90482010-03-01 Doug Kwan <dougkwan@google.com>
9049
9050 * layout.cc (Layout::Layout): Force section types of .init_array*,
9051 .preinit_array* and .fini_array* sections.
9052 * output.cc (Output_section::Input_section_sort_entry::has_priority):
9053 Fix check of return value of std::string::find.().
9054 (Output_section::Input_section_sort_compare::operator()): Remove
9055 comment about .init_array.
9056 (Output_section::Input_section_sort_init_fini_compare::operator()):
9057 New method.
9058 (Output_section::sort_attached_input_sections): Handle .init_array
9059 and .fini_array specially.
9060 * output.h (Output_section::Inut_section_sort_compare): Update
9061 comment.
9062 (Output_section::Input_section_sort_init_fini_compare): New struct.
9063
c3e4ae29
DK		 90642010-02-26 Doug Kwan <dougkwan@google.com>
9065
9066 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
9067 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
9068 * testsuite/debug_msg.sh: Avoid matching source line number for
9069 use of global variable undef_int.
9070
2fd9ae7a
DK		 90712010-02-26 Doug Kwan <dougkwan@google.com>
9072
9073 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
9074 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
9075 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
9076 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
9077 * options.cc (General_options::General_options): Initialize member
9078 fix_v4bx_.
9079 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
9080 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
9081 and rm_no_fix_v4bx.stdout
9082 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
9083 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
9084 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
9085 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
9086 and arm_no_fix_v4bx.
9087 * Makefile.in: Regenerate.
9088 * testsuite/arm_fix_v4bx.s: New file.
9089 * testsuite/arm_fix_v4bx.sh: Ditto.
9090
67ec7d0b
DK		 90912010-02-24 Doug Kwan <dougkwan@google.com>
9092
9093 * arm.cc (Target_arm::got_section): Make the .got section the first
9094 non RELRO section in the data segment.
9095 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
9096 suffixes of section names.
9097
10165461
DK		 90982010-02-24 Doug Kwan <dougkwan@google.com>
9099
9100 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
9101 flags and attributes merging if an input file is a binary file.
9102 * fileread.cc (Input_file::open): Record format of original file.
9103 * fileread.h (Input_file::Format): New enum type.
2e702c99 9104 (Input_file::Input_file): Initialize data member format_.
10165461
DK		 9105 (Input_file::format): New method definition.
9106 (Input_file::format_):: New data member.
9107
4a54abbb
DK		 91082010-02-24 Doug Kwan <dougkwan@google.com>
9109
9110 * arm.cc (Arm_output_data_got): New class.
9111 (ARM_TCB_SIZE): New constant
9112 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
9113 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
9114 If user uses a script with a SECTIONS clause, issue only a warning
9115 for a misplaced EXIDX input section. Otherwise, issue an error.
2e702c99 9116 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4a54abbb
DK		 9117 garbage collection.
9118 (Target_arm::got_mode_index_entry): Handle static linking.
9119 (Target_arm::Scan::local): Ditto.
9120 (Target_arm::Scan::global): Ditto.
9121 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
9122 all incorrectly implemented relocations.
e1df38aa 9123 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 9124 Arm_output_section::fix_exidx_coverage.
9125 * layout.cc (Layout::section_name_mapping): Remove trailing dots
9126 from ".ARM.exidx." and ".ARM.extab.".
9127
ca419a6f
ILT		 91282010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9129
9130 * arm.cc (Target_arm::do_finalize_sections): Create attribute
9131 section if it does not already exist.
9132 * attributes.cc (Attributes_section_data::Attributes_section_data):
9133 Don't crash if size is zero.
9134
135b9c78
ILT		 91352010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9136 Ian Lance Taylor <iant@google.com>
9137
9138 * gold.cc (queue_middle_tasks): If no input files were opened,
9139 exit.
9140 * workqueue.h (Task_function::Task_function): Assert that there is
9141 a blocker.
9142
bb0bfe4f
DK		 91432010-02-22 Doug Kwan <dougkwan@google.com>
9144
9145 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
9146 * icf.cc (get_section_contents): Cast snprintf arguments to long long
9147 types to avoid warnings due to different uint64_t implementations
9148 on different hosts.
9149
2a2b6d42
DK		 91502010-02-21 Doug Kwan <dougkwan@google.com>
9151
9152 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
9153 handling of the maximum backward branch offset.
2e702c99 9154 (Arm_relocate_functions::thumb_branch_common): Ditto.
2a2b6d42
DK		 9155 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
9156 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 9157 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 9158 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
9159 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
9160 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
9161 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
9162 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
9163 thumb_bl_out_of_range thumb_bl_out_of_range.o,
9164 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
9165 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
9166 thumb2_bl_out_of_range.o): New rules.
9167 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
9168 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
9169 thumb2_bl_out_of_range
9170 * testsuite/Makefile.in: Regenerate.
9171 * testsuite/arm_bl_in_range.s: New file.
9172 * testsuite/arm_bl_out_of_range.s: Ditto.
9173 * testsuite/arm_branch_in_range.sh: Ditto.
9174 * testsuite/arm_branch_range.t: Ditto.
9175 * testsuite/thumb2_branch_range.t: Ditto.
9176 * testsuite/thumb_bl_in_range.s: Ditto.
9177 * testsuite/thumb_bl_out_of_range.s: Ditto.
9178 * testsuite/thumb_branch_range.t: Ditto.
9179
b487ad64
ST		 91802010-02-20 Sriraman Tallam <tmsriram@google.com>
9181
9182 * gc.h (gc_process_relocs): Change vectors to point to the new list.
9183 Add reloc offset information.
9184 * icf.cc (get_section_contents): Change iterators to point to the new
9185 vectors. Add reloc offset information to the contents.
9186 * icf.h (Icf::Sections_reachable_info): New typedef.
9187 (Icf::Sections_reachable_list): New typedef.
9188 (Icf::Offset_info): New typedef.
9189 (Icf::Reloc_info): New struct typedef.
9190 (Icf::Reloc_info_list): New typedef.
9191 (Icf::symbol_reloc_list): Delete method.
9192 (Icf::addend_reloc_list): Delete method.
9193 (Icf::section_reloc_list): Delete method.
9194 (Icf::reloc_info_list): New method.
9195 (Icf::reloc_info_list_): New member.
9196
f96accdf
DK		 91972010-02-19 Doug Kwan <dougkwan@google.com>
9198
9199 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
9200 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
9201 * arm.cc (Arm_relocation_functions): New forward declaration.
9202 (Target_arm::Target_arm): Initialize new data members
9203 got_mod_index_offset_ and tls_base_symbol_defined_.
9204 (Target_arm::Relocate::relocate_tls): New method.
9205 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
9206 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
9207 New methods.
2e702c99 9208 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
f96accdf
DK		 9209 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
9210 (Target_arm::got_mod_index_offset_,
9211 Target_arm::tls_base_symbol_defined_): New data members.
9212 (Target_arm::Scan::local, Target::Scan::global,
9213 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
9214 relocations.
9215
c8761b9a
DK		 92162010-02-18 Doug Kwan <dougkwan@google.com>
9217
9218 * arm.cc (Arm_relobj::find_linked_text_section): New method.
9219 (Arm_relobj::make_exidx_input_section): Pass section index of linked
9220 text section as a parameter becuase some broken tools may not set
9221 the link in section header.
9222 (Target_arm::has_got_section): New method.
9223 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
9224 without any mapping symbol as data only. Remove warning.
9225 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
9226 link in its section header, try to discover the link by inspecting the
9227 REL31 relocation at the beginning of the section.
9228 (Target_arm::Scan::check_non_pic): Report name of offending relocation
9229 in error message.
9230 (Target_arm::Scan::global): Treat any reference to the symbol
9231 _GLOBAL_OFFSET_TABLE_ as a GOT access.
9232
21bb3914
ST		 92332010-02-12 Sriraman Tallam <tmsriram@google.com>
9234
9235 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
9236 (Scan::global_reloc_may_be_function_pointer): New function.
9237 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9238 (Scan::global_reloc_may_be_function_pointer): New function.
9239 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
9240 (Scan::global_reloc_may_be_function_pointer): New function.
9241 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
9242 (Scan::global_reloc_may_be_function_pointer): New function.
9243 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
9244 (Scan::global_reloc_may_be_function_pointer): New function.
9245 (Scan::possible_function_pointer_reloc): New function.
9246 (Target_x86_64::can_check_for_function_pointers): New function.
9247 * gc.h (gc_process_relocs): Scan relocation types to determine if
9248 function pointers were taken for targets that support it.
9249 * icf.cc (Icf::find_identical_sections): Include functions for
9250 folding in safe ICF whose pointer is not taken.
9251 * icf.h (Secn_fptr_taken_set): New typedef.
9252 (fptr_section_id_): New member.
9253 (section_has_function_pointers): New function.
9254 (set_section_has_function_pointers): New function.
9255 (check_section_for_function_pointers): New function.
9256 * options.h: Fix comment for safe ICF option.
9257 * target.h (can_check_for_function_pointers): New function.
9258 * testsuite/Makefile.am: Add icf_safe_so_test test case.
9259 Modify icf_safe_test for X86-64.
9260 * testsuite/Makefile.in: Regenerate.
9261 * testsuite/icf_safe_so_test.cc: New file.
9262 * testsuite/icf_safe_so_test.sh: New file.
9263 * testsuite/icf_safe_test.cc (kept_func_3): New function.
9264 (main): Change to take pointer to function kept_func_3.
9265 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
9266 folding is done correctly for X86-64.
9267
0da6fa6c
DM		 92682010-02-12 David S. Miller <davem@davemloft.net>
9269
9270 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
9271 is_symbolless parameter.
9272 (Output_reloc<SHT_REL>::is_symbolless): New.
9273 (Output_reloc<SHT_REL>::is_symbolless_): New.
9274 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
9275 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
9276 (Output_reloc<SHT_RELA>::is_symbolless): New.
9277 (Output_data_reloc::add_global): Handle is_symbolless.
9278 (Output_data_reloc::add_global_relative): Likewise.
9279 (Output_data_reloc::add_local): Likewise.
9280 (Output_data_reloc::add_local_relative): Likewise.
9281 (Output_data_reloc::add_symbolless_global_addend): New.
9282 (Output_data_reloc::add_symbolless_local_addend): New.
9283 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
9284 is_symbolless.
9285 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
9286 instead of ->is_relative_
9287 (Output_reloc::write): Likewise.
9288 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
9289 (Output_reloc::write_rel): Simplify.
9290
9291 * sparc.cc (Target_sparc::Scan::local): Use
9292 ->add_symbolless_local_addend as needed.
9293 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
9294 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
9295 based upon relocation offset.
9296
e4782e83
DK		 92972010-02-11 Doug Kwan <dougkwan@google.com>
9298
9299 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
9300 (Target_arm::Scan::global): Ditto. Also remove a comment before the
9301 beginning of function.
9302 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
9303 and MOVT_ABS relocations. Those are non issued in scanning. Fix
9304 parameter is_32bit in calls to should_apply_static_reloc.
9305 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
9306 (check_DATA): Add arm_abs_global.stdout.
9307 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
9308 arm_abs_global.stdout): New rules.
9309 (MOSTLLYCLEANFILES): Add arm_abs_global
9310 * Makefile.in: Regenerate.
9311 * testsuite/arm_abs_global.s: New file.
9312 * testsuite/arm_abs_global.sh: Ditto.
9313 * testsuite/arm_abs_lib.s: Ditto.
9314
93ceb764
ILT		 93152010-02-11 Ian Lance Taylor <iant@google.com>
9316
9317 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
9318 Read_relocs task.
9319 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
9320 Allocate_commons_task first.
9321 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
9322 task, rather than symtab_lock_.
9323 (Gc_process_relocs::~Gc_process_relocs): New function.
9324 (Gc_process_relocs::is_runnable): Check this_blocker_.
9325 (Gc_process_relocs::locks): Use next_blocker_ rather than
9326 blocker_.
9327 (Scan_relocs::~Scan_relocs): New function.
9328 (Scan_relocs::is_runnable): Check this_blocker_ rather than
9329 symtab_lock_.
9330 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
9331 next_blocker_.
9332 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
9333 fields. Add this_blocker_ and next_blocker_ fields. Adjust
9334 constructor accordingly.
9335 (class Gc_process_relocs): Likewise.
9336 (class Scan_relocs): Likewise.
9337 * common.h (class Allocate_commons_task): Remove symtab_lock_
9338 field, and corresponding constructor parameter.
9339 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
9340 symtab_lock_.
9341 (Allocate_commons_task::locks): Likewise.
9342
114dfbe1
ILT		 93432010-02-11 Ian Lance Taylor <iant@google.com>
9344
9345 * gold-threads.h (class Once): Define.
9346 (class Initialize_lock): Rewrite as child of Once.
9347 * gold-threads.cc (class Once_initialize): Define.
9348 (once_pointer_control): New static variable.
9349 (once_pointer, once_arg): New static variables.
9350 (c_run_once): New static function.
9351 (Once::Once, Once::run_once, Once::internal_run): New functions.
9352 (class Initialize_lock_once): Remove.
9353 (initialize_lock_control): Remove.
9354 (initialize_lock_pointer): Remove.
9355 (initialize_lock_once): Remove.
9356 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
9357 (Initialize_lock::initialize): Rewrite.
9358 (Initialize_lock::do_run_once): New function.
9359 * archive.cc (Archive::interpret_header): Only clear name if it is
9360 not already empty.
9361 * fileread.cc: Include "gold-threads.h"
9362 (file_counts_lock): New static variable.
9363 (file_counts_initialize_lock): Likewise.
9364 (File_read::release): Only increment counts when using --stats.
9365 Use a lock around the increment.
9366 * parameters.cc (class Set_parameters_target_once): Define.
9367 (set_parameters_target_once): New static variable.
9368 (Parameters::Parameters): Move here from parameters.h.
9369 (Parameters::set_target): Rewrite.
9370 (Parameters::set_target_once): New function.
9371 (Parameters::clear_target): Move here and rewrite.
9372 * parameters.h (class Parameters): Update declarations. Add
9373 set_parameters_target_once_ field.
9374 (Parameters::Parameters): Move to parameters.cc.
9375 (Parameters::clear_target): Likewise.
9376 * readsyms.cc (Read_symbols::do_group): Create a Start_group
9377 task.
9378 (Start_group::~Start_group): New function.
9379 (Start_group::is_runnable): New function.
9380 (Start_group::locks, Start_group::run): New functions.
9381 (Finish_group::run): Change saw_undefined to size_t.
9382 * readsyms.h (class Start_group): Define.
9383 (class Finish_group): Change saw_undefined_ field to size_t.
9384 (Finish_group::Finish_group): Remove saw_undefined and
9385 this_blocker parameters. Change all callers.
9386 (Finish_group::set_saw_undefined): New function.
9387 (Finish_group::set_blocker): New function.
9388 * symtab.h (class Symbol_table): Change saw_undefined to return
9389 size_t. Change saw_undefined_ field to size_t.
9390 * target-select.cc (Set_target_once::do_run_once): New function.
9391 (Target_selector::Target_selector): Initialize set_target_once_
9392 field. Don't initialize lock_ and initialize_lock_ fields.
9393 (Target_selector::instantiate_target): Rewrite.
9394 (Target_selector::set_target): New function.
9395 * target-select.h (class Set_target_once): Define.
9396 (class Target_selector): Update declarations. Make
9397 Set_target_once a friend. Remove lock_ and initialize_lock_
9398 fields. Add set_target_once_ field.
9399
fa17a3f4
ILT		 94002010-02-10 Ian Lance Taylor <iant@google.com>
9401
9402 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
9403 queueing any tasks.
9404 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
9405 (queue_middle_tasks): Add all blockers before queueing any tasks.
9406 (queue_final_tasks): Likewise.
9407 * token.h (Task_token::add_blockers): New function.
9408 * object.h (Input_objects::number_of_relobjs): New function.
9409
c7177d31
ILT		 94102010-02-10 Ian Lance Taylor <iant@google.com>
9411
5de0e392
ILT		 9412 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
9413 shared, not if not position independent.
9414 * x86_64.cc (Relocate::relocate_tls): Likewise.
9415 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
9416 (tls_pie_pic_test): New target.
9417 * testsuite/Makefile.in: Rebuild.
9418
c7177d31
ILT		 9419 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
9420 (tls_test_main_pie.o, tls_test_pie.o): New targets.
9421 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
9422 * testsuite/Makefile.in: Rebuild.
9423
684b268a
DM		 94242010-02-09 David S. Miller <davem@davemloft.net>
9425
9426 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
9427 R_SPARC_RELATIVE using ->add_local_relative().
9428 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
9429
612a8d3d
DM		 9430 * output.h (Output_data_dynamic::add_section_size): New method
9431 that takes two Output_data objects.
9432 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
9433 entry param. Handle it in initializers.
9434 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
9435 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
9436 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
9437 arg.
9438 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
9439 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
9440 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
9441 for dynrel_includes_plt.
9442 * i386.cc (Target_i386::do_finalize_sections): Likewise.
9443 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
9444 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
9445 before .rela.plt
9446 (Target_sparc::do_finalize_sections): Update to pass true for
9447 dynrel_includes_plt.
9448 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
9449 output before .rela.plt
9450 (Target_powerpc::do_finalize_sections): Update to pass true for
9451 dynrel_includes_plt when 32-bit.
9452
cb1be87e
DK		 94532010-02-08 Doug Kwan <dougkwan@google.com>
9454
9455 * arm.cc (Arm_relobj::simple_input_section_output_address): New
9456 method.
9457 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
9458 Arm_relobj::scan_section_for_cortex_a8_stubs,
9459 Arm_relobj::do_relocation_section): Instead of calling
9460 Output_section::output_address, use faster
9461 Arm_relobj::simple_input_section_output_address.
9462
705b5121
DM		 94632010-02-08 David S. Miller <davem@davemloft.net>
9464
9465 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
9466 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
9467 relocation helper function.
9468
024c4466
DM		 9469 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
9470 just like R_SPARC_GOT{10,13,22}.
9471 (Target_sparc::Scan::local): Likewise.
9472 (Target_sparc::Relocate:relocate): Likewise.
9473
9109c078
ILT		 94742010-02-06 Ian Lance Taylor <iant@google.com>
9475
9476 * configure.ac: Rewrite targetobjs duplicate removal code to use
9477 only shell constructs.
9478 * configure: Rebuild.
9479
cf846138
DK		 94802010-02-05 Doug Kwan <dougkwan@google.com>
9481
9482 PR 11247
9483 * arm.cc (Arm_relobj::section_is_scannable): New method.
9484 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
9485 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
9486
6cfaf60b
DK		 94872010-02-04 Doug Kwan <dougkwan@google.com>
9488
9489 PR 11247
9490 * arm-reloc-property.cc (cstdio): Include.
9491 * configure.ac (targetobjs): Remove duplicates.
9492 * configure: Regenerate.
9493 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
9494 big and little endian version for a given address size.
9495
5c57f1be
DK		 94962010-02-03 Doug Kwan <dougkwan@google.com>
9497
9498 * arm-reloc-property.cc
9499 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9500 definition.
9501 * arm-reloc-property.h
9502 (Arm_reloc_property_table::get_implemented_static_reloc_property):
9503 New method definition.
9504 (Arm_reloc_property_table::reloc_name_in_error_message): New method
9505 declaration.
9506 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
9507 overflow to N.
9508 (GOT_PREL): Change implemented to Y.
9509 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
9510 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
9511 (Arm_relocate_functions::movw_abs_nc): Remove method.
9512 (Arm_relocate_functions::movt_abs): Ditto.
9513 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
9514 (Arm_relocate_functions::thm_movt_abs): Ditto.
9515 (Arm_relocate_functions::movw_rel_nc): Ditto.
9516 (Arm_relocate_functions::movw_rel): Ditto.
9517 (Arm_relocate_functions::movt_rel): Ditto.
9518 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
9519 (Arm_relocate_functions:thm_movw_rel): Ditto.
9520 (Arm_relocate_functions:thm_movt_rel): Ditto.
9521 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
9522 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
9523 New method definitions.
9524 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
9525 (Arm_relocation_functions::arm_grp_ldr): Ditto.
9526 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
9527 (Arm_relocation_functions::arm_grp_ldc): Ditto.
9528 (Target_arm::Relocate::relocate): Check for non-static or
9529 unimplemented relocation code and exit early. Change calls to
9530 Target_arm::reloc_uses_thumb_bit and
9531 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
9532 instead. Refactor code to handle similar relocations to increase
9533 code sharing. Remove check for unsupported relocation code in switch
9534 statement.
9535 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
9536 relocation property table to find out size. Change error message to
9537 print out the name of a relocation code instead of the numeric value.
9538 (Target_arm::scan_reloc_for_stub): Use relocation property table
9539 instead of calling Target_arm::reloc_uses_thumb_bit().
9540
218c5831
DK		 95412010-02-02 Doug Kwan <dougkwan@google.com>
9542
9543 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
9544 types of relaxed input section.
9545
0d31c79d
DK		 95462010-02-02 Doug Kwan <dougkwan@google.com>
9547
9548 * Makefile.am (HFILES): Add arm-reloc-property.h.
9549 (DEFFILES): New.
2e702c99
RM		 9550 (TARGETSOURCES): Add arm-reloc-property.cc
9551 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
0d31c79d
DK		 9552 (libgold_a_SOURCES): $(DEFFILES)
9553 * Makefile.in: Regenerate.
9554 * arm-reloc-property.cc: New file.
9555 * arm-reloc-property.h: New file.
9556 * arm-reloc.def: New file.
9557 * arm.cc: Update comments.
9558 (arm-reloc-property.h): New included header.
9559 (arm_reloc_property_table): New global variable.
9560 (Target_arm::do_select_as_default_target): New method definition.
9561 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
9562 arm-reloc-property to targ_extra_obj.
9563 * parameters.cc (set_parameters_target): Call
9564 Target::select_as_default_target().
9565 * target.h (Target::select_as_default_target): New method definition.
9566 (Target::do_select_as_default_target): Same.
9567
546c7457
DK		 95682010-02-01 Doug Kwan <dougkwan@google.com>
9569
9570 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
9571 first_output_text_section_.
9572 (Arm_exidx_fixup::first_output_text_section): New method definition.
9573 (Arm_exidx_fixup::first_output_text_section_): New data member.
9574 (Arm_exidx_fixup::process_exidx_section): Record the first text
9575 output section seen.
9576 (Arm_output_section::fix_exidx_coverage): Set correct linked section
9577 and entsize in output section header.
9578
11b861d5
DK		 95792010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9580
9581 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
9582 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
9583 (Arm_relocate_functions::thm_alu11): New Method.
9584 (Arm_relocate_functions::thm_pc8): New Method.
9585 (Arm_relocate_functions::thm_pc12): New Method.
9586 (Target_arm::Scan::local): Handle the relocations.
9587 (Target_arm::Scan::global): Likewise.
9588 (Target_arm::Relocate::relocate): Likewise.
9589 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
9590
c9a2c125
DK		 95912010-01-29 Doug Kwan <dougkwan@google.com>
9592
9593 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
9594 of relocation types as ld.
9595
1521477a
DK		 95962010-01-29 Doug Kwan <dougkwan@google.com>
9597
9598 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
9599 to public.
9600 (Arm_relocate_functions::thumb_branch_common): Ditto.
9601 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
9602 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
9603 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
9604 Arm_relocate_functions::jump24): Remove.
9605 (Target_arm::Relocate::relocate): Adjust code to call
9606 Arm_relocation_functions::arm_branch_common and
9607 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 9608 wrappers. Merge switch-cases together to reduce source code size.
1521477a 9609
e7eca48c
DK		 96102010-01-29 Doug Kwan <dougkwan@google.com>
9611
9612 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
9613 output_local_symbol_count_needs_update_.
9614 (Arm_relobj::output_local_symbol_count_needs_update,
9615 Arm_relobj::set_output_local_symbol_count_needs_update,
9616 Arm_relobj::update_output_local_symbol_count): New methods.
9617 (Arm_relobj::output_local_symbol_count_needs_update_): New data
9618 member.
9619 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
9620 of pointed function as in a R_ARM_PREL31 relocation.
9621 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
9622 for output local symbol count updating.
9623 (Target_arm::do_relax): Update output local symbol counts in objects
9624 if necessary.
9625 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
9626
02961d7e
ILT		 96272010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9628
9629 * arm.cc: Added support for the ARM relocations:
9630 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
9631 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
9632 (Arm_relocate_functions::movw_rel_nc): Renamed (was
9633 movw_prel_nc).
9634 (Arm_relocate_functions::movw_rel): New method.
9635 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
9636 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
9637 thm_movw_prel_nc).
9638 (Arm_relocate_functions::thm_movw_rel): New method.
9639 (Arm_relocate_functions::thm_movt_rel): Renamed (was
9640 thm_movt_prel).
9641 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
9642 relocations.
9643 (Target_arm::Scan::global): Likewise.
9644 (Target_arm::Relocate::relocate): Likewise.
9645 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9646 Likewise.
9647
b10d2873
ILT		 96482010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9649
9650 * arm.cc: Added support for ARM group relocations.
9651 (Target_arm::reloc_needs_sym_origin): New method.
9652 (Arm_relocate_functions::calc_grp_kn): New method.
9653 (Arm_relocate_functions::calc_grp_residual): New method.
9654 (Arm_relocate_functions::calc_grp_gn): New method.
9655 (Arm_relocate_functions::arm_grp_alu): New Method.
9656 (Arm_relocate_functions::arm_grp_ldr): New Method.
9657 (Arm_relocate_functions::arm_grp_ldrs): New Method.
9658 (Arm_relocate_functions::arm_grp_ldc): New Method.
9659 (Target_arm::Scan::local): Handle the ARM group relocations.
9660 (Target_arm::Scan::global): Likewise.
9661 (Target_arm::Relocate::relocate): Likewise.
9662 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9663 Likewise.
9664
2b328d4e
DK		 96652010-01-26 Doug Kwan <dougkwan@google.com>
9666
9667 * arm.cc (set): Include.
9668 (class Arm_exidx_fixup): Change type of last_input_section_ to const
9669 pointer type.
2e702c99 9670 (Arm_output_section::Text_section_list): New type.
2b328d4e
DK		 9671 (Arm_output_section::append_text_sections_to_list): New method.
9672 (Arm_output_section::fix_exidx_coverage): Ditto.
9673 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2e702c99 9674 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2b328d4e
DK		 9675 Relobj::set_section_offset() instead of
9676 Sized_relobj::invalidate_section_offset().
2e702c99 9677 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2b328d4e
DK		 9678 parameter for section headers. Ignore relocation sections for
9679 unallocated sections and EXIDX sections.
9680 (Target_arm::fix_exidx_coverage): New method.
9681 (Target_arm::output_section_address_less_than): New type.
9682 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
9683 linked text section instead of the EXIDX section.
9684 (Arm_output_section::create_stub_group): Add an assertion to check
9685 that this is not an EXIDX output section.
9686 (Arm_output_section::append_text_sections_to_list): New method.
9687 (Arm_output_section::fix_exidx_coverage): Ditto.
9688 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2e702c99 9689 Arm_relobj::section_needs_reloc_stub_scanning.
2b328d4e
DK		 9690 (Target_arm::do_relax): Fix EXIDX output section coverage in the
9691 first pass.
9692 (Target_arm::fix_exidx_coverage): New method.
9693 * object.h (Relobj::set_output_section): New method.
9694 (Sized_relobj::invalidate_section_offset): Remove method.
9695 (Sized_relobj::do_invalidate_section_offset): Remove method.
9696 (Sized_relobj::do_set_section_offset): Handle offset value -1.
9697
c7f3c371
DK		 96982010-01-25 Doug Kwan <dougkwan@google.com>
9699
9700 * arm.cc (Arm_exidx_merged_section::do_output_offset):
9701 Fix warning due to signed and unsigned comparison on a 32-bit host.
9702
8923b24c
DK		 97032010-01-22 Doug Kwan <dougkwan@google.com>
9704
9705 * arm.cc (Target_arm::do_relax): Record an output section for section
9706 offset adjustment it contains any stub table that has changed.
9707 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
9708 offsets in an output section if necessary.
9709 * output.cc (Output_section::Output_section): Initialize
9710 section_offsets_need_adjustments_.
9711 (Output_section::add_input_section_for_script): Renamed to
9712 Output_section::add_simple_input_section.
9713 (Output_section::save_states): Add a comment.
9714 (Output_section::discard_states): New method defintion.
9715 (Output_section::adjust_section_offsets): Same.
9716 * output.h (Output_section::add_input_section_for_script): Renamed to
9717 Output_section::add_simple_input_section.
9718 (Output_section::discard_states): New method declaration.
9719 (Output_section::adjust_section_offsets): Same.
9720 (Output_section::section_offsets_need_adjustment,
9721 Output_section::set_section_offsets_need_adjustment): New method
9722 definitions.
9723 (Output_section::section_offsets_need_adjustment_): New data member.
9724 * script-sections.cc
9725 (Output_section_element_input::set_section_address): Adjust code for
9726 renaming of Output_section::add_input_section_for_script.
9727 (Orphan_output_section::set_section_address): Same.
9728
9b2fd367
DK		 97292010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9730
9731 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
9732 Fix_v4bx enum values .
9733 * gold/options.h (General_options): New option definitions.
9734 (General_options::fix_v4bx): New method.
9735 (General_options::Fix_v4bx): New enum.
9736 * gold/options.cc (General_options::parse_fix_v4bx): New method.
9737 (General_options::parse_fix_v4bx_interworking): New method.
9738
80d0d023
DK		 97392010-01-22 Doug Kwan <dougkwan@google.com>
9740
9741 * arm.cc (Arm_exidx_fixup): New class.
9742
af2cdeae
DK		 97432010-01-21 Doug Kwan <dougkwan@google.com>
9744
9745 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
9746 classes.
9747 (Arm_exidx_section_offset_map): New type.
9748
993d07c1
DK		 97492010-01-21 Doug Kwan <dougkwan@google.com>
9750
9751 * arm.cc (Arm_exidx_input_section): New class.
9752 (Arm_relobj::exidx_input_section_by_link,
9753 Arm_relobj::exidx_input_section_by_shndx,
9754 Arm_relobj::make_exidx_input_section): New methods.
9755 (read_arm_attributes_section): Remove.
9756 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
9757 information about them.
9758 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
9759 to here.
9760
5ac169d4
DK		 97612010-01-20 Doug Kwan <dougkwan@google.com>
9762
9763 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
9764 Input_section_specifier to Section_id.
9765 (Target_arm::new_arm_input_section: Adjust code for change of key
9766 type.
9767 (Target_arm::find_arm_input_section): Ditto.
9768 * gc.h (object.h): Include for Section_id nand Section_id_hash.
9769 (Section_id): Remove.
9770 (Garbage_collection::Section_id_hash): Remove.
9771 * icf.h (object.h): Include for Section_id nand Section_id_hash.
9772 (Section_id): Remove.
9773 (Icf::Section_id_hash): Remove.
9774 * object.h (Section_id, Const_section_id, Section_id_hash,
9775 Const_section_id_hash): New type definitions.
9776 * output.cc (Output_section::add_relaxed_input_section): Change to
9777 use Const_section_id instead of Input_section_specifier as key type.
9778 (Output_section::add_merge_input_section): Ditto.
9779 (Output_section::build_relaxation_map): Change to use Section_id
9780 instead of Input_section_specifier as key type.
2e702c99 9781 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5ac169d4
DK		 9782 Ditto.
9783 (Output_section::convert_input_sections_to_relaxed_sections): Change
9784 to use Const_section_id instead of Input_section_specifier as key type.
2e702c99 9785 (Output_section::find_merge_section): Ditto.
5ac169d4
DK		 9786 (Output_section::find_relaxed_input_section): Ditto.
9787 * output.h (Input_section_specifier): Remove class.
9788 (Output_section::Output_section_data_by_input_section_map): Change
9789 key type to Const_section_id.
9790 (Output_section::Output_relaxed_input_section_by_input_section_map):
9791 Ditto.
9792 (Output_section::Relaxation_map): Change key type to Section_id.
9793
a2162063
ILT		 97942010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9795
9796 * gold/arm.cc: Added support for R_ARM_V4BX relocation
9797 (class Arm_v4bx_stub): New class.
9798 (DEF_STUBS): Updated definition to support v4_veneer_bx.
9799 (Stub_factory::make_arm_v4bx_stub): New method.
9800 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
9801 (Stub_table::empty): Handle v4bx stubs.
9802 (Stub_table::add_arm_v4bx_stub): New method.
9803 (Stub_table::find_arm_v4bx_stub): New method.
9804 (Arm_relocate_functions::v4bx): New method.
9805 (Target_arm::fix_v4bx): New method.
9806 (Target_arm::Target_arm): Handle R_ARM_V4BX.
9807 (Stub_table::relocate_stubs): Likewise.
9808 (Stub_table::do_write): Likewise.
9809 (Stub_table::update_data_size_and_addralign): Likewise.
9810 (Stub_table::finalize_stubs): Likewise.
9811 (Target_arm::Scan::local): Likewise.
9812 (Target_arm::Scan::global): Likewise.
9813 (Target_arm::do_finalize_sections): Likewise.
9814 (Target_arm::Relocate::relocate): Likewise.
9815 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9816 Likewise.
9817 (Target_arm::scan_reloc_for_stub): Likewise.
9818 (Target_arm::scan_reloc_section_for_stubs): Likewise.
9819
5696ab0b
ILT		 98202010-01-19 Ian Lance Taylor <iant@google.com>
9821
9822 * output.cc (Output_section_headers::do_sized_write): Write large
9823 segment count to sh_info field.
9824 (Output_file_header::do_sized_write): For large segment count,
9825 write PN_XNUM to e_phnum field.
9826
800d0f56
ILT		 98272010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
9828
9829 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
9830 (Arm_relocate_functions::thm_jump8): New function.
9831 (Arm_relocate_functions::thm_jump11): New function.
9832 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
9833 R_ARM_THM_JUMP11.
9834 (Target_arm::Scan::global): Likewise.
9835 (Target_arm::Relocate::relocate): Likewise.
9836 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
9837 Likewise.
9838
41263c05
DK		 98392010-01-14 Doug Kwan <dougkwan@google.com>
9840
9841 * arm.cc (map, utility): Include headers.
9842 (Target_arm::apply_cortex_a8_workaround): New method.
9843 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
9844 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
9845 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
9846 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
9847 the --[no-]fix-cortex-a8 command line options.
9848 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
9849 (Target_arm::relocate_stub): Use addend in instruction template.
9850 * options.h (DEFINE_bool): Set the user-set flag.
9851 (General_options): Add --[no-]-fix-cortex options.
9852 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 9853 : Update fast look-up map after conversion.
41263c05 9854
459e9b03
ST		 98552010-01-14 Sriraman Tallam <tmsriram@google.com>
9856
9857 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
9858 in the first pass of do_layout.
9859
b521dfe4
DK		 98602010-01-13 Doug Kwan <dougkwan@google.com>
9861
9862 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9863 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
9864 apparent compiler problem of not folding static constant integral
9865 data members of elfcpp::Elf_sizes<32>.
9866
44272192
DK		 98672010-01-13 Doug Kwan <dougkwan@google.com>
9868
9869 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
9870 Arm_relobj::section_needs_cortex_a8_stub_scanning,
9871 Arm_relobj::scan_section_for_cortex_a8_erratum,
9872 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
9873 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
9874 sections to scan for relocation stubs into a new method
9875 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
9876 relocation and Cortex-A8 stub scanning.
9877 (Target_arm::do_relax): Force stubs to be after stubbed sections
9878 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 9879 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 9880 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
9881
44b71ece
ILT		 98822010-01-12 Ian Lance Taylor <iant@google.com>
9883
9884 * target-reloc.h (visibility_error): New inline function.
9885 (relocate_section): Call visibility_error.
9886 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
9887 (MOSTLYCLEANFILES): Likewise.
9888 (protected_4_pic.o, protected_3.err): New targets.
9889 * testsuite/protected_4.cc: New file.
9890
a120bc7f
DK		 98912010-01-12 Doug Kwan <dougkwan@google.com>
9892
9893 * arm.cc (Cortex_a8_reloc): New class.
9894 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
9895 and cortex_a8_relocs_info_.
9896 (Target_arm::fix_cortex_a8): New method definition.
9897 (Target_arm::Cortex_a8_relocs_info): New type.
9898 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
9899 New data member declarations.
9900 (Target_arm::scan_reloc_for_stub): Record information about
9901 relocations for THUMB branches that might be exempted from the
9902 Cortex-A8 workaround.
9903 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
9904 at the beginning of a relaxation pass.
9905
20138696
DK		 99062010-01-12 Doug Kwan <dougkwan@google.com>
9907
9908 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
9909 (Arm_relobj::Mapping_symbol_position,
9910 Arm_reloj::Mapping_symbol_position_less,
9911 Arm_relobj::Mapping_symbols_info): New types.
9912 (Target_arm::is_mapping_symbol_name): New method definition.
9913 (Arm_relobj::do_count_local_symbols): Save information about mapping
9914 symbols.
9915
089d69dc
DK		 99162010-01-11 Doug Kwan <dougkwan@google.com>
9917
9918 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
9919 Arm_relocate_functions::thumb32_branch_upper,
9920 Arm_relocate_functions::thumb32_branch_lower,
9921 Arm_relocate_functions::thumb32_cond_branch_offset,
9922 Arm_relocate_functions::thumb32_cond_branch_upper,
9923 Arm_relocate_functions::thumb32_cond_branch_lower,
9924 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
9925 branch offset encoding.
9926 (Arm_relocate_functions::thumb_branch_common): Use new branch
9927 offset encoding methods to avoid code duplication.
9928 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
9929 (Stub_addend_reader::operator()): Use new branch encoding method
9930 to avoid code duplication.
9931
99e5bff2
DK		 99322010-01-11 Doug Kwan <dougkwan@google.com>
9933
9934 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
9935 (Target_arm::do_finalize_sections): Define special EXIDX section
9936 symbols only if referenced.
9937 * gc.h (Garbage_collection::add_reference): New method.
9938 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
9939 code duplication.
9940
98e090bd
ILT		 99412010-01-11 Ian Lance Taylor <iant@google.com>
9942
d0a91bd8
ILT		 9943 * script.cc (Version_script_info::build_expression_list_lookup):
9944 Change complaing about duplicate wildcard match from error to
9945 warning.
9946
98e090bd
ILT		 9947 * script.cc (class Lazy_demangler): Recreate--revert part of patch
9948 of 2009-12-30.
9949 (Version_script_info::Version_script_info): Initialize globs_,
9950 default_version_, default_is_global_, and exact_. Don't
9951 initialize globals_ or locals_.
9952 (Version_script_info::build_lookup_tables): Build local symbols
9953 first.
9954 (Version_script_info::unquote): New function.
9955 (Version_script_info::add_exact_match): New function.
9956 (Version_script_info::build_expression_list_lookup): Remove lookup
9957 parameter. Add is_global parameter. Change all callers. Handle
9958 wildcard pattern specially. Unquote pattern. Call
9959 add_exact_match.
9960 (Version_script_info::get_name_to_match): New function.
9961 (Version_script_info::get_symbol_version): New function.
9962 (Version_script_info::get_symbol_version_helper): Remove.
9963 (Version_script_info::check_unmatched_names): Call unquote.
9964 * script.h (class Version_script_info): Change get_symbol_version
9965 to be non-inline and add is_global parameter; change all callers.
9966 Rewrite symbol_is_local. Update declarations. Define struct
9967 Version_tree_match, Exact, Globs. Don't define struct Lookup.
9968 Remove globals_ and locals_ members. Add exact_, globs_,
9969 default_version_, is_global_.
9970 (Version_script_info::Glob): Remove pattern, add expression and
9971 is_global. Update constructor. Change all callers.
9972 * dynobj.cc (Versions::finalize): Mark the version symbol as the
9973 default version.
9974 (Versions::symbol_section_contents): If a symbol is undefined, or
9975 defined in a dynamic object, set the version index to
9976 VER_NDX_LOCAL.
9977 * symtab.cc (Symbol_table::add_from_relobj): Don't call
9978 symbol_is_local.
9979 (Symbol_table::add_from_pluginobj): Likewise.
9980 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
9981
d56962d3
DK		 99822010-01-11 Doug Kwan <dougkwan@google.com>
9983
9984 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
9985 (incremental_dump_LDADD): Add linking option for libintl.
9986 * Makefile.in: Regenerate.
9987
94e6ee91
L		 99882010-01-11 H.J. Lu <hongjiu.lu@intel.com>
9989
9990 PR gold/11144
9991 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
9992 instead of -Ds.
9993 * testsuite/Makefile.in: Regenerated.
9994
e96c574b
DK		 99952010-01-10 Doug Kwan <dougkwan@google.com>
9996
9997 * options.h (DEFINE_var): Use parentheses around argument varname__
9998 in macro body to avoid any unintended subsequent substitutions.
9999
7198066b
ILT		 100002010-01-10 Ian Lance Taylor <iant@google.com>
10001
ba4d53bf
ILT		 10002 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
10003 candidates before doing symbol resolution.
10004
7198066b
ILT		 10005 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
10006 ODR candidates if only one is weak.
10007
a2beed37
ILT		 100082010-01-08 Ian Lance Taylor <iant@google.com>
10009
10010 * script.cc (Version_script_info::build_expression_list_lookup):
10011 Don't warn about ambiguous version, just record the ambiguity.
10012 (Version_script_info::get_symbol_version_helper): Give error if
10013 version is ambiguous.
10014
2fb7225c
DK		 100152010-01-08 Doug Kwan <dougkwan@google.com>
10016
10017 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
703d02da
AM		 10018 prev_data_size_ and prev_addralign_. Remove initializer for
10019 deleted data member has_been_changed_.
10020 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
10021 to determine if the table is empty.
10022 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
10023 Remove.
10024 (Stub_table::add_reloc_stub): Define method in class definition
10025 instead of just declaring it there.
10026 (Stub_table::add_cortex_a8_stub): New method definition.
10027 (Stub_table::update_data_size_and_addralign): Ditto.
10028 (Stub_table::finalize_stubs): Ditto.
10029 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
10030 (Stub_table::do_addralign_): Return address alignment in the
10031 (Stub_table::do_reset_address_and_file_offset): Define method in
10032 class definition instead of declaring it there. Set current data
10033 size to be the data size of the previous pass.
10034 (Stub_table::set_final_data_size): Use current data size as the
10035 final data size.
10036 (Stub_table::relocate_stub): Change parameter type of stub from
10037 Reloc_stub pointer to Stub pointer.
10038 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
10039 (Stub_table::Cortex_a8_stub_list): New typedef.
10040 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
10041 Stub_table::prev_addralign_): New data member.
10042 (Arm_relobj::Arm_relobj): Initialize data member
10043 section_has_cortex_a8_workaround_.
10044 (Arm_relobj::section_has_cortex_a8_workaround,
10045 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
10046 definitions.
10047 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
10048 declarations.
10049 (Target_arm::relocate_stub): Change parameter type of stub from
10050 Reloc_stub pointer to Stub pointer.
10051 (Insn_template::size, Insn_template::alignment): Handle
10052 THUMB16_SPECIAL_TYPE.
10053 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
10054 Stub_table::update_data_size_and_addralign,
10055 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
10056 definitions.
10057 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
10058 (Stub_table::do_write): Ditto.
10059 (Target_arm::do_relax): Adjust code for changes in Stub_table.
2fb7225c 10060
880cd20d
ILT		 100612010-01-08 Ian Lance Taylor <iant@google.com>
10062
10063 PR 11108
10064 * symtab.h (class Symbol): Remove fields is_target_special_ and
10065 has_plt_offset_. Add field is_defined_in_discarded_section_.
10066 (Symbol::is_defined_in_discarded_section): New function.
10067 (Symbol::set_is_defined_in_discarded_section): New function.
10068 (Symbol::has_plt_offset): Rewrite.
10069 (Symbol::set_plt_offset): Verify that new offset is not -1U.
10070 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
10071 Don't initialize is_target_special_ or has_plt_offset_.
10072 Initialize is_defined_in_discarded_section_.
10073 (Symbol_table::add_from_relobj): If appropriate, set
10074 is_defined_in_discarded_section.
10075 * resolve.cc (Symbol::override_base_with_special): Don't test
10076 is_target_special_. Change has_plt_offset_ to has_plt_offset().
10077 * target-reloc.h (relocate_section): Do special handling for
10078 symbols defined in discarded sections for global symbols as well
10079 as local symbols.
10080
2703e3eb
ILT		 100812010-01-08 Ian Lance Taylor <iant@google.com>
10082
10083 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
10084 the SHT_SYMTAB case.
10085
339d40a3
ILT		 100862010-01-08 Ian Lance Taylor <iant@google.com>
10087
10088 * object.cc (Sized_relobj::do_layout): Don't get confused if
10089 layout_eh_frame returns NULL.
10090
abecea76
ILT		 100912010-01-08 Ian Lance Taylor <iant@google.com>
10092
10093 PR 11084
10094 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
10095 dynamic symbol table, use the normal symbol table.
10096 (Sized_dynobj::do_read_symbols): Remove assertion about type of
10097 symbol table.
10098
6b7dd3f3
ILT		 100992010-01-08 Ian Lance Taylor <iant@google.com>
10100
10101 PR 11072
10102 * layout.cc (Layout::include_section): Remove .gnu_debuglink
10103 sections.
10104
36c50e63
L		 101052010-01-08 H.J. Lu <hongjiu.lu@intel.com>
10106
10107 * version.cc (print_version): Change to "Copyright 2010".
10108
e291e7b9
ILT		 101092010-01-08 Ian Lance Taylor <iant@google.com>
10110
10111 PR 10287
10112 PR 11063
10113 * i386.cc (class Target_i386): Change return type of plt_section
10114 to be non-const.
10115 (class Output_data_plt_i386): Add tls_desc_rel_ field.
10116 (Output_data_plt_i386::Output_data_plt_i386): Initialize
10117 tls_desc_rel_ field.
10118 (Output_data_plt_i386::rel_tls_desc): New function.
10119 (Target_i386::rel_tls_desc_section): New function.
10120 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
10121 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
10122 R_386_TLS_DESC reloc in rel_tls_desc_section.
10123 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
10124 Define struct Tlsdesc_info.
10125 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
10126 (Target_x86_64::do_reloc_symbol_index): New function.
10127 (Target_x86_64::add_tlsdesc_info): New function.
10128 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
10129 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
10130 tlsdesc_rel_ field.
10131 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
10132 all callers.
10133 (Output_data_plt_x86_64::rela_tlsdesc): New function.
10134 (Target_x86_64::rela_tlsdesc_section): New function.
10135 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
10136 handling.
10137 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
10138 (Target_x86_64::do_reloc_addend): New function.
10139 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
10140 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
10141 declarations. Define TARGET_CODE. Add arg field to u1_ union.
10142 (Output_reloc::type): New function.
10143 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
10144 (Output_reloc::is_target_specific): New function.
10145 (Output_reloc::target_arg): New function.
10146 (class Output_reloc) [SHT_RELA]: Add four new constructors for
10147 absolute relocs and target specific relocs.
10148 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
10149 add_target_specific.
10150 (class Output_data_reloc) [SHT_RELA]: Likewise.
10151 * output.cc (Output_reloc::Output_reloc): Add four new versions
10152 for absolute relocs and target specific relocs.
10153 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
10154 (Output_reloc::get_symbol_index): Likewise.
10155 (Output_reloc::local_section_offset): Check that local_sym_index_
10156 is not TARGET_CODE or 0.
10157 (Output_reloc::symbol_value): Likewise.
10158 (Output_reloc::write) [SHT_RELA]: Call target for target specific
10159 reloc.
10160 * target.h (class Target): Add reloc_symbol_index and reloc_addend
10161 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
10162 functions.
10163 * layout.cc (add_target_dynamic_tags): Use output section for
10164 DT_PLTRELSZ and DT_JMPREL.
10165
3a44184e
ILT		 101662010-01-07 Ian Lance Taylor <iant@google.com>
10167
10168 PR 11061
10169 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
10170 function.
10171 (class Output_data_reloc_generic): Define.
10172 (class Output_data_reloc_base): Change base class to
10173 Output_data_reloc_generic. Change add() method to call
10174 bump_relative_reloc_count for a relative reloc. Remove
10175 sort_relocs_ field.
10176 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
10177 to sort_relocs().
10178 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
10179 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
10180 appropriate.
10181 * layout.h (class Layout): Update declaration.
10182
ea715a34
ILT		 101832010-01-07 Ian Lance Taylor <iant@google.com>
10184
10185 * output.h (class Output_data): Add const version of
10186 output_section and do_output_section.
10187 (class Output_section_data): Add const version of
10188 do_output_section.
10189 (class Output_section): Likewise.
10190 * layout.cc (Layout::add_target_dynamic_tags): New function.
10191 * layout.h (class Layout): Update declarations.
10192 * arm.cc (Target_arm::do_finalize_sections): Use
10193 add_target_dynamic_tags.
10194 * i386.cc (Target_i386::do_finalize_sections): Likewise.
10195 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
10196 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
10197 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
10198
659948a4
ILT		 101992010-01-07 Ian Lance Taylor <iant@google.com>
10200
10201 PR 11042
10202 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
10203 object as needed.
10204
9d3b86f6
ILT		 102052010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10206 Ian Lance Taylor <iant@google.com>
10207
10208 PR 11019
10209 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
10210 Xindex::read_symtab_xindex.
10211
bb0d3eb0
DK		 102122010-01-07 Doug Kwan <dougkwan@google.com>
10213
10214 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
10215 (Insn_template::thumb16_bcond_insn): New method declaration.
10216 (Insn_template): Fix spelling.
10217 (Stub::thumb16_special): New method declaration.
10218 (Stub::do_write): Define virtual method which was previously pure
10219 virtual.
10220 (Stub::do_thumb16_special): New method declaration.
10221 (Stub::do_fixed_endian_write): New template member.
10222 (Reloc_stub::do_write): Remove.
10223 (Reloc_stub::do_fixed_endian_write): Remove.
10224 (Cortex_a8_stub): New class definition.
10225 (Stub_factory::make_cortex_a8_stub): New method definition.
10226 (Stub_factory::Stub_factory): Add missing static storage class
10227 qualifier for elf32_arm_stub_a8_veneer_blx.
10228
ffeef7df
ILT		 102292010-01-07 Ian Lance Taylor <iant@google.com>
10230
dc3f80fe
ILT		 10231 PR 10980
10232 * options.h (class General_options): Add --warn-unresolved-symbols
10233 and --error-unresolved-symbols.
10234 * errors.cc (Errors::undefined_symbol): Implement
10235 --warn-unresolved-symbols.
10236
ffeef7df
ILT		 10237 * options.h (class General_options): Add -z text and -z textoff.
10238 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
10239
f1ec9ded
ST		 102402010-01-06 Sriraman Tallam <tmsriram@google.com>
10241
10242 * gc.h (Garbage_collection::Cident_section_map): New typedef.
10243 (Garbage_collection::cident_sections): New function.
10244 (Garbage_collection::add_cident_section): New function.
10245 (Garbage_collection::cident_sections_): New member.
10246 (gc_process_relocs): Add references to sections whose names are C
10247 identifiers.
10248 * gold.h (cident_section_start_prefix): New constant.
10249 (cident_section_stop_prefix): New constant.
10250 (is_cident): New function.
10251 * layout.cc (Layout::define_section_symbols): Replace string constants
10252 with the newly defined constants.
10253 * object.cc (Sized_relobj::do_layout): Track sections whose names are
10254 C identifiers.
10255 * testsuite/Makefile.am: Add gc_orphan_section_test.
10256 * testsuite/Makefile.in: Regenerate.
10257 * testsuite/gc_orphan_section_test.cc: New file.
10258 * testsuite/gc_orphan_section_test.sh: New file.
10259
6eda8c29
ILT		 102602010-01-06 Ian Lance Taylor <iant@google.com>
10261
b9674e17
ILT		 10262 PR 10980
10263 * options.h (class General_options): Add --warn-shared-textrel.
10264 * layout.cc (Layout::finish_dynamic_section): Implement
10265 --warn-shared-textrel.
10266
6eda8c29
ILT		 10267 PR 10980
10268 * options.h (class General_options): Add --warn-multiple-gp.
10269
32dcd44e
ILT		 102702010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10271
10272 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
10273 $(THREADSLIB) and $(LIBDL).
10274 * Makefile.in: Rebuild.
10275
a192ba05
ILT		 102762010-01-06 Ian Lance Taylor <iant@google.com>
10277
10278 PR 10980
10279 * options.cc (General_options::parse_section_start): New function.
10280 (General_options::section_start): New function.
10281 (General_options::General_options): Initialize all members.
10282 * options.h: Include <map>
10283 (class General_options): Add --section-start. Add section_starts_
10284 member.
10285 * layout.cc (Layout::attach_allocated_section_to_segment): If
10286 --section-start was used, set the address of the segment. Remove
10287 local sort_sections.
10288 (Layout::relaxation_loop_body): If the address of the load segment
10289 has been set by --section-start, don't use it.
10290 * output.h (Output_segment::update_flags_for_output_section): New
10291 function.
10292 * output.cc (Output_segment::add_output_section): Call
10293 update_flags_for_output_section.
10294
dde3f402
ILT		 102952010-01-05 Ian Lance Taylor <iant@google.com>
10296
62dfdd4d
ILT		 10297 PR 10980
10298 * options.h (class General_options): Add --undefined-version.
10299 * script.cc (struct Version_expression): Add was_matched_by_symbol
10300 field.
10301 (Version_script_info::matched_symbol): New function.
10302 (Version_script_info::get_symbol_version_helper): Call
10303 matched_symbol.
10304 (Version_script_info::check_unmatched_names): New function.
10305 * script.h (class Version_script_info): Update declarations.
10306 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
10307
9c4ae156
ILT		 10308 * options.h (class General_options): Use DEFINE_bool_alias for
10309 allow_multiple_definition.
10310 * resolve.cc (Symbol_table::should_override): Don't test
10311 allow_multiple_definition.
10312
dde3f402
ILT		 10313 PR 10980
10314 * options.h (class General_options): Add --cref.
10315 * main.cc (main): Print cref table if --cref. Don't close mapfile
10316 until after printing cref table.
10317 * cref.cc: Include "symtab.h".
10318 (class Cref_inputs): Define Cref_table_compare and Cref_table.
10319 (Cref_table_compare::operator()): New function.
10320 (Cref_inputs::gather_cref): New function.
10321 (filecol): New static const.
10322 (Cref_inputs::print_cref): New function.
10323 (Cref::print_cref): New function.
10324 * cref.h: Include <cstdio>.
10325 (class Cref): Update declarations.
10326 * mapfile.h (Mapfile::file): New function.
10327 * object.h (class Object): Define Symbols. Declare virtual
10328 do_get_global_symbols.
10329 (Object::get_global_symbols): New function.
10330 * object.cc (Input_objects::add_object): Pass object to cref_ if
10331 --cref.
10332 (Input_objects::archive_start): Likewise.
10333 (Input_objects::archive_stop): Likewise.
10334 (Input_objects::print_cref): New function.
10335 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
10336 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
10337 --cref.
10338 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
10339 function.
10340 * plugin.h (class Sized_pluginobj): Update declarations.
10341
8781f709
ILT		 103422010-01-05 Ian Lance Taylor <iant@google.com>
10343
10344 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
10345 to is_default_version. Rename insdef to insdefault.
10346 (Symbol_table::add_from_relobj): Rename def to is_default_version
10347 and local to is_forced_local.
10348 (Symbol_table::add_from_pluginobj): Likewise.
10349 (Symbol_table::add_from_dynobj): Likewise.
10350 (Symbol_table::define_special_symbol): Rename insdef to
10351 insdefault.
10352
fe35d28d
ILT		 103532010-01-04 Ian Lance Taylor <iant@google.com>
10354
30bc8c46
ILT		 10355 PR 10980
10356 * options.h (class General_options): Add
10357 --allow-multiple-definition and -z muldefs.
10358 * resolve.cc (Symbol_table::should_override): Don't warn about a
10359 multiple symbol definition if --allow-multiple-definition or -z
10360 muldefs.
10361
7eaea549
ILT		 10362 PR 10980
10363 * options.h (class General_options): Add --add-needed and
10364 --copy-dt-needed-entries. Tweak --as-needed help entry.
10365 * object.cc (Input_objects::check_dynamic_dependencies): Give an
10366 error if --copy-dt-needed-entries aka --add-needed is used and
10367 would cause a change in behaviour.
10368
fe35d28d
ILT		 10369 PR 10980
10370 * options.h (class General_options): Add -G as a short version of
10371 --shared. Add no-op options -assert, -g, and -i.
10372
55a2bb35
ST		 103732010-01-04 Sriraman Tallam <tmsriram@google.com>
10374
10375 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
10376 check for .text or .gnu.linkonce.t sections.
10377 * icf.cc (Icf::find_identical_sections): Ditto.
10378 Change the detection for mangled function name within the section
10379 name.
10380 * icf.h (is_section_foldable_candidate): New function.
10381
719328e1
ILT		 103822009-12-30 Ian Lance Taylor <iant@google.com>
10383
10384 PR 10980
10385 * options.h (class General_options): Permit two dashes with
10386 --retain-symbols-file.
10387
d7bb5745
ILT		 103882009-12-30 Ian Lance Taylor <iant@google.com>
10389
403a15dd
ILT		 10390 PR 10979
10391 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
10392 don't put the file header and segment headers in the text
10393 segment.
10394
eda294df
ILT		 10395 PR 10979
10396 * common.cc (Sort_commons::operator()): Stabilize sort when both
10397 entries are NULL.
10398 (Symbol_table::do_allocate_commons_list): When allocating common
10399 symbols, skip a symbol which is no longer common.
10400 * symtab.h (Symbol::is_common): Test whether the symbol comes from
10401 an object before checking its type.
10402 * testsuite/common_test_2.c: New file.
10403 * testsuite/common_test_3.c: New file.
10404 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
10405 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
10406 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
10407 (common_test_2_pic.o, common_test_2.so): New targets.
10408 (common_test_3_pic.o, common_test_3.so): New targets.
10409 * testsuite/Makefile.in: Rebuild.
10410
d7bb5745
ILT		 10411 PR 10979
10412 * script.cc (read_input_script): If we see a new SECTIONS clause,
10413 and we have added an input section, give an error.
10414 * layout.h (class Layout): Add have_added_input_section function.
10415 Add have_added_input_section_ field.
10416 * layout.cc (Layout::Layout): Initialize
10417 have_added_input_section_.
10418 (Layout::layout): Set have_added_input_section_.
10419 (Layout::layout_eh_frame): Likewise.
10420
fc59c572
ILT		 104212009-12-30 Ian Lance Taylor <iant@google.com>
10422
10423 PR 10931
10424 * options.h (class General_options): Add --sort-common option.
10425 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
10426 * common.cc (Sort_common): Add sort_order parameter to
10427 constructor. Add sort_order_ field.
10428 (Sort_commons::operator): Check sort_order_.
10429 (Symbol_table::allocate_commons): Determine the sort order.
10430 (Symbol_table::do_allocate_commons): Add sort_order parameter.
10431 Change all callers.
10432 (Symbol_table::do_allocate_commons_list): Likewise.
10433
1c74fab0
ILT		 104342009-12-30 Ian Lance Taylor <iant@google.com>
10435
10436 PR 10916
10437 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
10438 symbols from this object, don't change the visibility of an
10439 undefined symbol.
10440 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
10441
6affe781
ILT		 104422009-12-30 Ian Lance Taylor <iant@google.com>
10443
10444 PR 10861
10445 * script.h (class Version_script_info): Define Language enum.
10446 Update declarations. Define Glob, Exact, and Lookup types. Add
10447 new fields globals_, locals_, and is_finalized_.
10448 * script.cc: Various formatting fixes.
10449 (class Parser_closure): Change language_stack_ from a vector of
10450 std::string to one of Version_script_info::Language. Adjust all
10451 uses accordingly.
10452 (class Lazy_demangler): Remove.
10453 (struct Version_expression): Change language from std::string to
10454 Version_script_info::Language.
10455 (Version_script_info::Version_script_info): New function.
10456 (Version_script_info::~Version_script_info): Don't call clear.
10457 (Version_script_info::finalize): New function.
10458 (Version_script_info::build_lookup_tables): New function.
10459 (Version_script_info::build_expression_list_lookup): New
10460 function.
10461 (Version_script_info::get_symbol_version_helper): Rewrite to use
10462 lookup tables.
10463 (Version_script_info::print_expression_list): Adjust to use
10464 Version_script_info::Language.
10465 (script_push_lex_into_version_mode): Check that the version script
10466 has not been finalized.
10467 (version_script_push_lang): Change language string to
10468 Version_script_info::Language.
10469 * options.cc (Command_line::version_script): New function.
10470 * options.h (class General_options): Add finalize_dynamic_list
10471 function. Change version_script from declaration to definition.
10472 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
10473 * testsuite/version_script.map: Remove duplicate def of foo.
10474 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
10475 version_script.map.
10476 * testsuite/Makefile.in: Rebuild.
10477
818bf354
ILT		 104782009-12-30 Ian Lance Taylor <iant@google.com>
10479
10480 PR 10843
10481 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
10482 if the input symbol index is 0, make the output symbol index 0.
10483
ebcc8304
ILT		 104842009-12-30 Ian Lance Taylor <iant@google.com>
10485
10486 PR 10670
10487 * options.h (class General_options): Add -x/--discard-all.
10488 * object.cc (Sized_relobj::do_count_local_symbols): Handle
10489 --discard-all. If the local symbol needs a dynamic entry, check
10490 that before handling --discard-locals.
10491
176fe33f
ILT		 104922009-12-30 Ian Lance Taylor <iant@google.com>
10493
bb321bb1
ILT		 10494 PR 10450
10495 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
10496 flags to PF_R.
10497 (Output_segment::add_output_section): Don't change the flags if
10498 the type is PT_TLS.
10499
176fe33f
ILT		 10500 PR 10450
10501 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
10502 GNU hash table if they need a dynamic value. Otherwise, don't add
10503 them if they are defined in a dynamic object or are forced local.
10504
e8cd95c7
ILT		 105052009-12-29 Ian Lance Taylor <iant@google.com>
10506
1b81fb71
ILT		 10507 PR 10450
10508 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
10509 .gnu.hash table for a 32-bit target.
10510
8d6d383d
ILT		 10511 PR 10450
10512 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
10513 regular and a dynamic object only needs a dynamic symbol table
10514 entry if it is externally visible.
10515
e785ec03
ILT		 10516 PR 10450
10517 * i386.cc (class Target_i386): Initialize global_offset_table_ in
10518 constructor. Add global_offset_table_ field.
10519 (Target_i386::got_section): Set global_offset_table_.
10520 (Target_i386::do_finalize_sections): Set global_offset_table_
10521 size.
10522 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
10523 in constructor. Add global_offset_table_ field.
10524 (Target_x86_64::got_section): Set global_offset_table_.
10525 (Target_x86_64::do_finalize_sections): Set global_offset_table_
10526 size.
10527
1a2dff53
ILT		 10528 * layout.cc (Layout::Layout): Initialize increase_relro_.
10529 (Layout::get_output_section): Add is_relro, is_last_relro, and
10530 is_first_non_relro parameters. Change all callers.
10531 (Layout::choose_output_section): Likewise.
10532 (Layout::add_output_section_data): Likewise.
10533 (Layout::make_output_section): Likewise.
10534 (Layout::set_segment_offsets): Clear increase_relro when using a
10535 linker script.
10536 * layout.h (class Layout): Add increase_relro method. Add
10537 increase_relro_ field. Update declarations.
10538 * output.cc (Output_section::Output_section): Initialize
10539 is_last_relro_ and is_first_non_relro_.
10540 (Output_segment::add_output_section): Group relro sections is
10541 do_sort is true. Handle is_last_relro and is_first_non_relro.
10542 (Output_segment::maximum_alignment): Remove relro handling.
10543 (Output_segment::set_section_addresses): Add increase_relro
10544 parameter. Change all callers. Add initial alignment to align
10545 relro sections on separate page. Remove old relro handling.
10546 (Output_segment::set_section_list_addresses): Remove in_relro
10547 parameter. Change all callers.
10548 (Output_segment::set_offset): Add increase parameter. Change all
10549 callers. Remove old relro handling.
10550 * output.h (class Output_section): Add new methods: is_last_relro,
10551 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
10552 Add is_last_relro_ and is_first_non_relro_ fields.
10553 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
10554 Create separate .got.plt section. Call increase_relro.
10555 * x86_64.cc (Target_x86_64::got_section): Likewise.
10556 * testsuite/relro_script_test.t: Add .got.plt.
10557
f0ba79e2
ILT		 10558 PR 10450
10559 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
10560 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
10561 (Layout::finalize): Call set_dynamic_symbol_size.
10562 (Layout::set_dynamic_symbol_size): New function.
10563 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
10564 set_dynamic_symbol_size.
10565
e8cd95c7
ILT		 10566 PR 10450
10567 * output.h (class Output_section): Add is_entsize_zero_ field.
10568 * output.cc (Output_section::Output_section): Initialize
10569 is_entsize_zero_.
10570 (Output_section::set_entsize): If two different entsizes are
10571 requested, force it to zero.
10572 (Output_section::add_input_section): Set flags for .debug_str
10573 before updating section flags. Set entsize.
10574 (Output_section::update_flags_for_input_section): Set SHF_MERGE
10575 and SHF_STRING if all input sections have those flags.
10576
3e1b9a8a
RÁE		 105772009-12-29 Rafael Espindola <espindola@google.com>
10578
10579 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 10580 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
10581 reporting.
3e1b9a8a 10582
3dcad376
ST		 105832009-12-29 Sriraman Tallam <tmsriram@google.com>
10584
10585 * options.cc (General_options::parse_version): Allow -v to exit
10586 without an error if there is nothing to link.
10587
084e2665
ILT		 105882009-12-29 Ian Lance Taylor <iant@google.com>
10589
10590 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
10591 using a version of gcc before 4.1.
10592 * configure: Rebuild.
10593
250acde3
CD		 105942009-12-28 Chris Demetriou <cgd@google.com>
10595
10596 * attributes.cc (Output_attributes_section_data::do_write): Use
10597 std::vector::front rather than std::vector::data.
10598
99fff23b
ILT		 105992009-12-28 Ian Lance Taylor <iant@google.com>
10600
10601 * symtab.h (class Symbol_table): Add enum Defined.
10602 * resolve.cc (Symbol_table::should_override): Add defined
10603 parameter. Change all callers. Test whether object is NULL
10604 before calling a method on it.
10605 (Symbol_table::report_resolve_problem): Add defined parameter.
10606 Change all callers.
10607 (Symbol_table::should_override_with_special): Likewise.
10608 * symtab.cc (Symbol_table::define_in_output_data): Add defined
10609 parameter. Change all callers.
10610 (Symbol_table::do_define_in_output_data): Likewise.
10611 (Symbol_table::define_in_output_segment): Likewise.
10612 (Symbol_table::do_define_in_output_segment): Likewise.
10613 (Symbol_table::define_as_constant): Likewise.
10614 (Symbol_table::do_define_as_constant): Likewise.
10615 * script.h (class Symbol_assignment): Add is_defsym parameter to
10616 constructor; change all callers.
10617 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
10618 parameter. Change all callers. Add is_defsym_ field.
10619 (class Parser_closure): Add parsing_defsym parameter to
10620 constructor; change all callers. Add parsing_defsym accessor
10621 function. Add parsing_defsym_ field.
10622
556bd683
ILT		 106232009-12-28 Ian Lance Taylor <iant@google.com>
10624
10625 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 10626 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 10627
1782c879
ILT		 106282009-12-23 Ian Lance Taylor <iant@google.com>
10629
10630 * i386.cc (Target_i386::do_calls_non_split): Recognize
10631 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 10632 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10633 -fsplit-stack prologue when using %r11.
1782c879 10634
329ca2b1
ST		 106352009-12-21 Sriraman Tallam <tmsriram@google.com>
10636
10637 * options.cc (General_options::parse_version): Make -v continue and do
10638 the link like GNU ld does.
10639
d675ff46
RÁE		 106402009-12-17 Rafael Avila de Espindola <espindola@google.com>
10641
10642 * Makefile.am (CCFILES): Add timer.cc.
10643 (HFILES): Add timer.h.
10644 * configure.ac: Check for sysconf and times.
10645 * main.cc: include timer.h.
10646 (main): Use Timer instead of get_run_time.
10647 * timer.cc: New.
10648 * timer.h: New.
10649 * workqueue.cc: include timer.h.
10650 (Workqueue::find_and_run_task):
10651 Report user, sys and wall time.
10652 * Makefile.in: Regenerate.
10653 * config.in: Regenerate.
10654 * configure: Regenerate.
10655
d6344fb5
DK		 106562009-12-16 Doug Kwan <dougkwan@google.com>
10657
10658 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
10659 sections.
10660 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
10661 relaxed input sections.
10662 * output.cc (Output_section::find_relaxed_input_section): Change
10663 return type to Output_relaxed_input_section pointer. Adjust code
10664 for new type of relaxed_input_section_map_.
10665 * output.h (Output_section::find_relaxed_input_section): Change
10666 return type to Output_relaxed_input_section pointer.
10667 (Output_section::Output_relaxed_input_section_by_input_section_map):
10668 New type.
10669 (Output_section::relaxed_input_section_map_): Change type to
10670 Output_section::Output_relaxed_input_section_by_input_section_map.
10671 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
10672 input section.
10673
0e0d5469
ILT		 106742009-12-15 Ian Lance Taylor <iant@google.com>
10675
10676 * layout.cc (Layout::create_shstrtab): Only write out after input
10677 sections if we are compressing debug sections.
10678
0649a889
ILT		 106792009-12-15 Ian Lance Taylor <iant@google.com>
10680
10681 * archive.cc (Archive::add_symbols): Only look up a symbol without
10682 a version if there is, in fact, a version.
10683
2ea97941
ILT		 106842009-12-14 Ian Lance Taylor <iant@google.com>
10685
10686 Revert -Wshadow changes, all changes from:
10687 2009-12-11 Doug Kwan <dougkwan@google.com>
10688 2009-12-11 Nick Clifton <nickc@redhat.com>
10689 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
10690
b0eec2cc
DK		 106912009-12-11 Doug Kwan <dougkwan@google.com>
10692
10693 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
10694 due to -Wshadow.
10695 * attributes.cc (Object_attribute::size): Ditto.
10696 (Attributes_section_data::size): Ditto.
10697 (Attributes_section_data::Attributes_section_data): Ditto.
10698 (Output_attributes_section_data::do_write): Ditto.
10699 * attributes.h (Object_attribute::set_type): Ditto.
10700 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
10701
91d6fa6a
NC		 107022009-12-11 Nick Clifton <nickc@redhat.com>
10703
10704 * archive.cc: Fix shadowed variable warnings.
10705 * arm.cc: Likewise.
10706 * compressed_output.cc: Likewise.
10707 * compressed_output.h: Likewise.
10708 * configure: Likewise.
10709 * dwarf_reader.cc: Likewise.
10710 * dynobj.cc: Likewise.
10711 * dynobj.h: Likewise.
10712 * ehframe.cc: Likewise.
10713 * ehframe.h: Likewise.
10714 * errors.cc: Likewise.
10715 * expression.cc: Likewise.
10716 * fileread.cc: Likewise.
10717 * fileread.h: Likewise.
10718 * freebsd.h: Likewise.
10719 * i386.cc: Likewise.
10720 * icf.cc: Likewise.
10721 * incremental.h: Likewise.
10722 * layout.cc: Likewise.
10723 * layout.h: Likewise.
10724 * mapfile.cc: Likewise.
10725 * merge.cc: Likewise.
10726 * merge.h: Likewise.
10727 * object.cc: Likewise.
10728 * object.h: Likewise.
10729 * options.h: Likewise.
10730 * output.cc: Likewise.
10731 * output.h: Likewise.
10732 * parameters.cc: Likewise.
10733 * plugin.cc: Likewise.
10734 * powerpc.cc: Likewise.
10735 * reduced_debug_output.cc: Likewise.
10736 * reduced_debug_output.h: Likewise.
10737 * reloc.cc: Likewise.
10738 * reloc.h: Likewise.
10739 * resolve.cc: Likewise.
10740 * script-sections.cc: Likewise.
10741 * script.cc: Likewise.
10742 * script.h: Likewise.
10743 * sparc.cc: Likewise.
10744 * symtab.cc: Likewise.
10745 * symtab.h: Likewise.
10746 * target-select.cc: Likewise.
10747 * target-select.h: Likewise.
10748 * token.h: Likewise.
10749 * workqueue.cc: Likewise.
10750 * workqueue.h: Likewise.
10751 * x86_64.cc: Likewise.
10752
a0351a69
DK		 107532009-12-10 Doug Kwan <dougkwan@google.com>
10754
10755 * arm.cc (attributes.h): New include.
10756 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
10757 (Arm_relobj::~Arm_relobj): Delete object pointed by
10758 attributes_section_data_.
10759 (Arm_relobj::attributes_section_data): New method definition.
10760 (Arm_relobj::attributes_section_data_): New data member declaration.
10761 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
10762 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
10763 attributes_section_data_.
10764 (Arm_dynobj::attributes_section_data): New method definition.
10765 (Arm_dynobj::attributes_section_data_): New data member declaration.
10766 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
10767 initialization value of may_use_blx_ to false.
2e702c99 10768 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
a0351a69
DK		 10769 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
10770 object attributes to compute results instead of hard-coding.
10771 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
10772 Target_arm::get_secondary_compatible_arch,
10773 Target_arm::set_secondary_compatible_arch
10774 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10775 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
10776 New method declarations.
10777 (Target_arm::get_aeabi_object_attribute): New method definition.
10778 (Target_arm::attributes_section_data_): New data member declaration.
10779 (read_arm_attributes_section): New template definition.
10780 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
10781 (Arm_dynobj::do_read_symbols): Ditto.
10782 (Target_arm::do_finalize_sections): Merge attributes sections from
10783 input. Check for BLX use after attributes section merging.
10784 Fix __exidx_start and __exidx_end visibility. Create an
10785 .ARM.attributes section if necessary.
10786 (Target_arm::get_secondary_compatible_arch,
10787 Target_arm::set_secondary_compatible_arch,
10788 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
10789 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 10790 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 10791 New method definitions.
10792
b59befec
ILT		 107932009-12-09 Ian Lance Taylor <iant@google.com>
10794
10795 * plugin.cc (Plugin::load): Don't cast from void* to a function
10796 pointer.
10797
1276bc89
ILT		 107982009-12-09 Ian Lance Taylor <iant@google.com>
10799
10800 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
10801 information fields.
10802
2f2de248
L		 108032009-12-09 H.J. Lu <hongjiu.lu@intel.com>
10804
10805 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
10806 Replace two_file_shared_1.so with two_file_shared_2.so.
10807 * testsuite/Makefile.in: Regenerated.
10808
4f787271
DK		 108092009-12-08 Doug Kwan <dougkwan@google.com>
10810
10811 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
10812 (HFILES): Add attributes.h and int_encoding.h.
10813 * Makefile.in: Regenerate.
10814 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
10815 function definitions to int_encoding.cc
10816 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
10817 prototypes to int_encoding.h
10818 * reduced_debug_output.cc (int_encoding.h): New include.
10819 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
10820 function definitions to int_encoding.cc
10821 (insert_into_vector, read_from_pointer): Move template definitions to
10822 int_encoding.h
10823 * attributes.cc: New file.
10824 * attributes.h: New file.
10825 * int_encoding.cc: New file.
10826 * int_encoding.h: New file.
10827
20b52f1a
RÁE		 108282009-12-07 Rafael Avila de Espindola <espindola@google.com>
10829
10830 PR gold/11055
10831 * incremental-dump.cc (dump_incremental_inputs): New.
10832 (main): Use dump_incremental_inputs.
10833
53d7974c
L		 108342009-12-07 H.J. Lu <hongjiu.lu@intel.com>
10835
10836 PR gold/10893
10837 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
10838 checking elfcpp::STT_FUNC.
10839 (Target_i386::Relocate::relocate): Likewise.
10840 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
10841
10842 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
10843 symbols from shared libraries into normal FUNC symbols.
10844
10845 * symtab.h (Symbol): Add is_func and use it.
10846
05a352e6
DK		 108472009-12-05 Doug Kwan <dougkwan@google.com>
10848
10849 * arm.cc (Target_arm::arm_info): Initialize new fields
10850 attributes_section and attributes_vendor.
10851 * i386.cc (Target_i386::i386_info): Same.
10852 * object.cc (Sized_relobj::do_layout): Skip attribute section.
10853 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
10854 fields attributes_section and attributes_vendor.
53d7974c 10855 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 10856 * target.h (Target::attributes_section, Target::attributes_vendor,
10857 Target::is_attributes_section, Target::attribute_arg_type,
10858 Target::attributes_order): New method definitions.
10859 (Target::Target_info::attributes_section,
10860 Target::Target_info::attributes_vendor): New fields.
10861 (Target::do_attribute_arg_type, Target::do_attributes_order): New
10862 virtual method definitions.
10863 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
10864 attributes_section and attributes_vendor.
10865 * testsuite/testfile.cc (Target_test::test_target_info): Same.
10866
f4e5969c
DK		 108672009-12-05 Doug Kwan <dougkwan@google.com>
10868
10869 * arm.cc: Update comments about interworking and stub generation.
10870 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
10871 considered as non-PIC.
10872 (Arm_relocate_functions::base_abs): Fix formatting.
10873 (Arm_relocate_functions::got_prel): Fix comment. Change interface
10874 of function to use GOT entry address instead of offset.
10875 (Target_arm::Scan::global): Issue an error if a symbol would need a
10876 PLT does not get one because it is untyped. Remove code to create
10877 dynamic symbols for relative branches.
10878 (Target_arm::Relocate::relocate: Use 0 instead of false since function
10879 takes unsigned integer instead of boolean.
10880
1abce4a6
L		 108812009-12-05 H.J. Lu <hongjiu.lu@intel.com>
10882
10883 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
10884 (two_file_test_LDADD): Likewise.
10885 (common_test_1_LDADD): Likewise.
10886 (exception_test_LDADD) Likewise.
10887 (weak_test_LDADD): Likewise.
10888 (many_sections_test_LDADD): Likewise.
10889 (initpri1_LDADD): Likewise.
10890 (script_test_1_LDADD): Likewise.
10891 (script_test_2_LDADD): Likewise.
10892 (justsyms_LDADD): Likewise.
10893 (binary_test_LDADD): Likewise.
10894 (large_LDADD): Likewise.
10895 * testsuite/Makefile.in: Regenerated.
10896
adcf2816 108972009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 10898
adcf2816
L		 10899 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
10900 (Symbol_table::override_with_special): Likewise.
10901 (Symbol_table::add_from_object): Likewise.
10902
28e67f5d
RÁE		 109032009-12-04 Rafael Avila de Espindola <espindola@google.com>
10904
10905 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10906 Don't set the data_offset twice.
10907
ae10a101
RÁE		 109082009-12-04 Rafael Avila de Espindola <espindola@google.com>
10909
10910 * testsuite/Makefile.in: Regenerate.
10911
f59f41f3
DK		 109122009-12-03 Doug Kwan <dougkwan@google.com>
10913
10914 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
10915 (Target_arm::do_finalize_sections): Add parameter for symbol table
10916 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
10917 * i386.cc (Target_i386::do_finalize_sections): Add an additional
10918 parameter for symbol table pointer.
10919 * layout.cc (Layout::finalize): Call Target::finalize_sections with
10920 an additional parameter for a pointer to symbol table.
10921 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
10922 parameter for a symbol table pointer.
10923 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
10924 * target.h (Target::finalize_sections, Target::do_finalize_sections):
10925 Ditto.
10926 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
10927 parameter for a symbol table pointer.
10928
ca55d848
RÁE		 109292009-12-03 Rafael Avila de Espindola <espindola@google.com>
10930
10931 * incremental.cc (Incremental_inputs_header)
10932 (Incremental_inputs_header_write, Incremental_inputs_entry)
10933 (Incremental_inputs_entry_write): Move ...
10934 * incremental.h (Incremental_inputs_header)
10935 (Incremental_inputs_header_write, Incremental_inputs_entry)
10936 (Incremental_inputs_entry_write): here.
10937
3aec4f9c
RÁE		 109382009-12-02 Rafael Avila de Espindola <espindola@google.com>
10939
10940 * incremental.cc (make_sized_incremental_binary): Set the target.
10941 Error if it is incompatible.
10942 * output.h (Output_file): Add filename method.
10943
9c0ae74d
RÁE		 109442009-12-02 Rafael Avila de Espindola <espindola@google.com>
10945
10946 * incremental.cc (Incremental_inputs_entry): Remove unused argument
10947 from the get_* methods.
10948
a45500ae
RÁE		 109492009-12-02 Rafael Avila de Espindola <espindola@google.com>
10950
10951 * incremental-dump.cc (main): Check that the offeset of a script is 0.
10952 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
10953 Write 0 for the data_offset of scripts.
10954
325e6408
RÁE		 109552009-12-02 Rafael Avila de Espindola <espindola@google.com>
10956
10957 * testsuite/Makefile.am: Add the incremental_test.sh test.
10958 * testsuite/incremental_test.sh: New.
10959 * testsuite/incremental_test_1.c: New.
10960 * testsuite/incremental_test_2.c: New.
10961
954c3e2e
RÁE		 109622009-12-01 Rafael Avila de Espindola <espindola@google.com>
10963
703d02da 10964 * incremental-dump.cc (main): Fix typos.
954c3e2e 10965
f8086623
RÁE		 109662009-11-27 Rafael Avila de Espindola <espindola@google.com>
10967
10968 PR gold/11025
10969 * incremental-dump.cc (main): Use llu to print 64 bit values.
10970
3b0dd6ac
L		 109712009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
10972 H.J. Lu <hongjiu.lu@intel.com>
10973
10974 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
10975 $(LIBDL).
10976 (incremental_dump_LDADD): Likewise.
10977 * Makefile.in: Regenerated.
10978
a6d1ef57 109792009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 10980
a6d1ef57
DK		 10981 Revert:
10982
10983 2009-11-25 Doug Kwan <dougkwan@google.com>
10984
10985 * arm.cc (Target_arm::Target_arm): Move method definition
10986 outside of class definition. Add code to handle
10987 --target1-rel, --target1-abs and --target2= options.
10988 (Target_arm::get_reloc_reloc_type): Change method to be
10989 non-static and const.
10990 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
10991 New data member declaration.
10992 (Target_arm::Scan::local, Target_arm::Scan::global,
10993 Target_arm::Relocate::relocate,
10994 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
10995 Adjust call to Target_arm::get_real_reloc_type.
10996 (Target_arm::get_real_reloc_type): Use command line options
10997 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
10998 * options.h (--target1-rel, --target1-abs, --target2): New
10999 ARM-only options.
11000
50aeb7d4
DK		 110012009-11-25 Doug Kwan <dougkwan@google.com>
11002
11003 * arm.cc (Target_arm::Target_arm): Move method definition outside of
11004 class definition. Add code to handle --target1-rel, --target1-abs
11005 and --target2= options.
11006 (Target_arm::get_reloc_reloc_type): Change method to be non-static
11007 and const.
11008 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
11009 member declaration.
11010 (Target_arm::Scan::local, Target_arm::Scan::global,
11011 Target_arm::Relocate::relocate,
11012 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
11013 call to Target_arm::get_real_reloc_type.
11014 (Target_arm::get_real_reloc_type): Use command line options to
11015 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
11016 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
11017 options.
11018
51938283
DK		 110192009-11-25 Doug Kwan <dougkwan@google.com>
11020
11021 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
11022 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
11023 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
11024 formatting.
11025 (Arm_relocate_functions::thm_call): Replace body with a call to
11026 Arm_relocate_functions::thumb_branch_common.
11027 (Arm_relocate_functions::thm_jump24,
11028 Arm_relocate_functions::thm_xpc22): New method definitions.
11029 (Arm_relocate_functions::thumb_branch_common): New method definition.
11030 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
11031 operator.
11032 (Target_arm::Relocate::relocate): Adjust call to thm_call.
11033 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
11034
e2b8f3c4
RÁE		 110352009-11-24 Rafael Avila de Espindola <espindola@google.com>
11036
11037 * Makefile.am: Build incremental-dump
11038 * Makefile.in: Regenerate.
11039 * incremental-dump.cc: New.
11040 * incremental.cc (Incremental_inputs_header_data,
11041 Incremental_inputs_entry_data): Move to incremental.h
11042 * incremental.h: (Incremental_inputs_header_data,
11043 Incremental_inputs_entry_data): Move from incremental.cc
11044
bcba9aec
RÁE		 110452009-11-24 Rafael Avila de Espindola <espindola@google.com>
11046
11047 * incremental.cc (Incremental_inputs_header,
11048 Incremental_inputs_header_write, Incremental_inputs_entry,
11049 Incremental_inputs_entry_write): Add a typedef with the data type.
11050
7c3afe08
RÁE		 110512009-11-24 Rafael Avila de Espindola <espindola@google.com>
11052
11053 * incremental.cc (Incremental_inputs_header,
11054 Incremental_inputs_header_write, Incremental_inputs_entry,
11055 Incremental_inputs_entry_write): Update comment about which
11056 type has the filed descriptions.
11057
d204b6e9
DK		 110582009-11-15 Doug Kwan <dougkwan@google.com>
11059
11060 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
11061 (Arm_relocate_functions::arm_branch_common): Change method defintion
11062 in class definition to a method declaration and update list of formal
11063 parameters.
11064 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
11065 Arm_relocation_functions::jump24): Adjust call to
11066 Arm_relocate_functions::arm_branch_common. Update list of formal
11067 parameters.
11068 (Arm_relocate_functions::xpc25): New method definition.
11069 (Arm_relocate_functions::arm_branch_common): Move method defintion
11070 out from class definition. Use stubs for mode-switching and extending
11071 branch ranges.
11072 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
11073 specially. Change code to enable use of stubs in ARM branches.
11074
43d12afe
DK		 110752009-11-10 Doug Kwan <dougkwan@google.com>
11076
11077 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
11078 in method declaration.
11079 (Target_arm::relocate_stub): New method declaration.
11080 (Target_arm::default_target): Change to return a pointer instead of
11081 a const reference.
11082 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
11083 Target_arm::default_target.
11084 (Arm_Relobj::do_relocate_sections): Remove options paramater in
11085 method definition.
11086 (Target_arm::relocate_section): Adjust view.
11087 (Target_arm::relocate_stub): New method definition.
11088
ac33a407
DK		 110892009-11-10 Doug Kwan <dougkwan@google.com>
11090
11091 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
11092 a format warning.
11093 * incremental.cc (open_incremental_binary): Initialized local
11094 variables to avoid warnings.
11095 * object.cc (make_elf_object): Ditto.
11096 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
11097 a format warning.
e1df38aa 11098
88ee28e9
L		 11099009-11-09 H.J. Lu <hongjiu.lu@intel.com>
11100
11101 PR gold/10930
11102 * testsuite/plugin_test.c: Include "config.h".
11103
2daedcd6
DK		 111042009-11-09 Doug Kwan <dougkwan@google.com>
11105
11106 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
11107 (arm_symbol_value): Remove.
11108 (Arm_relocate_functions::arm_branch_common,
11109 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
11110 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
11111 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
11112 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
11113 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
11114 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
11115 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
11116 Arm_relocate_functions::thm_mobw_abs_nc,
11117 Arm_relocate_functions::thm_mov_abs,
11118 Arm_relocate_functions::movw_prel_nc,
11119 Arm_relocate_functions::thm_movt_abs,
11120 Arm_relocate_functions::movt_prel,
11121 Arm_relocate_functions::thm_movw_prel_nc,
11122 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
11123 (Target_arm::Relocate::relocate): Only decompose address into two
11124 parts if relocation type uses the thumb-bit and pass the actual
11125 bit instead of a flag indicating that the thumb-bit is used. Adjust
11126 calls to methods in Arm_relocate_functions for this change.
11127
1276bc89 111282009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 11129
11130 PR 10925
11131 * reloc.cc: Instantiate
11132 Sized_relobj::initialize_input_to_output_maps and
11133 Sized_relobj:free_input_to_output_maps.
11134
e53ad1b5
ILT		 111352009-11-06 Ian Lance Taylor <iant@google.com>
11136
11137 PR 10876
11138 * defstd.cc (in_segment): Set only_if_ref true for "end".
11139
eb44217c
DK		 111402009-11-06 Doug Kwan <dougkwan@google.com>
11141
11142 * arm.cc (class Reloc_stub): Correct a comment.
11143 (Target_arm::Target_arm): Initialize arm_input_section_map_.
11144 (Target_arm::scan_section_for_stubs): New method declaration.
11145 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
11146 Change methods from private to protected.
11147 (Target_arm::do_may_relax): New method definition.
11148 (Target_arm::do_relax, Target_arm::group_sections,
11149 Target_arm::scan_reloc_for_stub,
11150 Target_arm::scan_reloc_section_for_stubs): New method declarations.
11151 (Target_arm::arm_input_section_map_): New data member declaration.
11152 (Target_arm::scan_reloc_for_stub,
11153 Target_arm::scan_reloc_section_for_stubs,
11154 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
11155 Target_arm::do_relax): New method definitions.
11156
5d329b7d
ILT		 111572009-11-06 Mikolaj Zalewski <mikolaj@google.com>
11158
11159 * configure.ac: Check for (struct stat)::st_mtim
11160 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
11161 * config.in: Regenerate.
11162 * configure: Regenerate.
11163
96a0d71b
ILT		 111642009-11-05 Ian Lance Taylor <iant@google.com>
11165
11166 PR 10910
11167 * output.cc (Output_segment::add_output_section): Add missing
11168 return statement.
11169
594c8e5e
ILT		 111702009-11-04 Ian Lance Taylor <iant@google.com>
11171
11172 PR 10880
11173 * object.h (class Object): Add is_needed and set_is_needed
11174 methods. Add is_needed_ field. Make bool fields into bitfields.
11175 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
11176 defined in a dynamic object and referenced by a regular object,
11177 set is_needed for the dynamic object.
11178 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
11179 if the file is marked with as_needed and it is not needed.
11180
22b127cc
ILT		 111812009-11-04 Ian Lance Taylor <iant@google.com>
11182
11183 PR 10887
11184 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
11185 tags if data is discarded by linker script.
11186 * i386.cc (Target_i386::do_finalize_sections): Likewise.
11187 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
11188 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
11189 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
11190
f5c870d2
ILT		 111912009-11-04 Ian Lance Taylor <iant@google.com>
11192
11193 * layout.cc (Layout::get_output_section): Add is_interp and
11194 is_dynamic_linker_section parameters. Change all callers.
11195 (Layout::choose_output_section): Likewise.
11196 (Layout::make_output_section): Likewise.
11197 (Layout::add_output_section_data): Add is_dynamic_linker_section
11198 parameter. Change all callers.
11199 * layout.h (class Layout): Update declarations.
11200 * output.h (class Output_section): Add is_interp, set_is_interp,
11201 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
11202 Add is_interp_, is_dynamic_linker_section_ fields. Change
11203 generate_code_fills_at_write_ to a bitfield.
11204 * output.cc (Output_section::Output_sections): Initialize new
11205 fields.
11206 (Output_segment::add_output_section): Add do_sort parameter.
11207 Change all callers.
11208
1ae4d23b
ILT		 112092009-11-03 Ian Lance Taylor <iant@google.com>
11210
11211 PR 10860
11212 * options.h (class General_options): Add --warn-common.
11213 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
11214 merging two common symbols.
11215 (Symbol_table::should_override): Handle --warn-common when merging
11216 a common symbol with a defined symbol. Use report_resolve_problem
11217 for multiple definitions.
11218 (Symbol_table::report_resolve_problem): New function.
11219 * symtab.h (class Symbol_table): Declare report_resolve_problem.
11220
55da9579
DK		 112212009-11-03 Doug Kwan <dougkwan@google.com>
11222
11223 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
11224 stub_factory_.
11225 (Target_arm::stub_factory): New method definition.
11226 (Target_arm::new_arm_input_section,
11227 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
11228 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 11229 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 11230 New type definitions.
11231 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
11232 member declarations.
11233 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
11234 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
11235 New method definitions.
11236
37a9ac43
ILT		 112372009-11-03 Ian Lance Taylor <iant@google.com>
11238
11239 * options.h (class General_options): Add --warn_constructors.
11240
b3d6a3d4
ILT		 112412009-11-03 Ian Lance Taylor <iant@google.com>
11242
11243 PR 10893
11244 * defstd.cc (in_section): Add entries for __rel_iplt_start,
11245 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
11246
934b01dd
ILT		 112472009-11-03 Ian Lance Taylor <iant@google.com>
11248
11249 PR 10895
11250 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
11251 --msgid-bugs-address.
11252 (install-pdf): New target.
11253 (install-data_yes): Look up one directory to find mkinstalldirs.
11254
03c1939b
L		 112552009-11-03 H.J. Lu <hongjiu.lu@intel.com>
11256
11257 * po/Make-in (.po.gmo): Don't generate .gmo files in source
11258 tree.
11259
ebd95253
DK		 112602009-10-30 Doug Kwan <dougkwan@google.com>
11261
11262 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
11263
e9bbb538
DK		 112642009-10-30 Doug Kwan <dougkwan@google.com>
11265
11266 * arm.cc (Stub_addend_reader): New struct template definition
11267 and partial specializations.
11268 (Stub_addend_reader::operator()): New method definition for a
11269 partially specialized template.
11270
d5b40221
DK		 112712009-10-30 Doug Kwan <dougkwan@google.com>
11272
11273 * arm.cc (Arm_relobj::processor_specific_flags): New method
11274 definition.
11275 (Arm_relobj::do_read_symbols): New method declaration.
11276 (Arm_relobj::processor_specific_flags_): New data member declaration.
11277 (Arm_dynobj): New class definition.
11278 (Target_arm::do_finalize_sections): Add input_objects parameter.
11279 (Target_arm::do_adjust_elf_header): New method declaration.
11280 (Target_arm::are_eabi_versions_compatible,
11281 (Target_arm::merge_processor_specific_flags): New method declaration.
11282 (Target_arm::do_make_elf_object): New overloaded method definitions
11283 and declaration.
11284 (Arm_relobj::do_read_symbols): New method definition.
11285 (Arm_dynobj::do_read_symbols): Ditto.
11286 (Target_arm::do_finalize_sections): Add input_objects parameters.
11287 Merge processor-specific flags from all input objects.
11288 (Target_arm::are_eabi_versions_compatible,
11289 Target_arm::merge_processor_specific_flags,
11290 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
11291 New method definitions.
11292 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
11293 Input_objects pointer type parameter.
11294 * layout.cc (Layout::finalize): Pass input objects to target's.
11295 finalize_sections function.
11296 * output.cc (Output_file_header::do_sized_write): Set ELF file
11297 header's processor-specific flags.
11298 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
11299 Input_objects pointer type parameter.
11300 * sparc.cc (Target_sparc::do_finalize_sections): Same.
11301 * target.h (Input_objects): New forward class declaration.
11302 (Target::processor_specific_flags,
11303 Target::are_processor_specific_flags_sect): New method definitions.
11304 (Target::finalize_sections): Add input_objects parameter.
11305 (Target::Target): Initialize processor_specific_flags_ and
11306 are_processor_specific_flags_set_.
11307 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
11308 parameter.
11309 (Target::set_processor_specific_flags): New method definition.
11310 (Target::processor_specific_flags_,
11311 Target::are_processor_specific_flags_set_): New data member
11312 declarations.
11313 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
11314 Input_objects pointer type parameter.
11315
ebabffbd
DK		 113162009-10-30 Doug Kwan <dougkwan@google.com>
11317
11318 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
11319
ad0f2072
ILT		 113202009-10-28 Ian Lance Taylor <iant@google.com>
11321
11322 * object.h (class Relobj): Drop options parameter from
11323 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
11324 do_scan_relocs, do_relocate. Change all callers.
11325 (class Sized_relobj): Drop options parameters from
11326 do_gc_process_relocs, do_scan_relocs, do_relocate,
11327 do_relocate_sections, relocate_sections, emit_relocs_scan,
11328 emit_relocs_scan_reltype. Change all callers.
11329 (struct Relocate_info): Remove options field and all references to
11330 it.
11331 * reloc.h (class Read_relocs): Remove options constructor
11332 parameter and options_ field. Change all callers.
11333 (class Gc_process_relocs, class Scan_relocs): Likewise.
11334 (class Relocate_task): Likewise.
11335 * target-reloc.h (scan_relocs): Remove options parameter. Change
11336 all callers.
11337 (scan_relocatable_relocs): Likewise.
11338 * target.h (class Sized_target): Remove options parameter from
11339 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
11340 all callers.
11341 * gc.h (gc_process_relocs): Remove options parameter. Change all
11342 callers.
11343 * arm.cc: Update functions to remove options parameters.
11344 * i386.cc: Likewise.
11345 * powerpc.cc: Likewise.
11346 * sparc.cc: Likewise.
11347 * x86_64.cc: Likewise.
11348 * testsuite/testfile.cc: Likewise.
11349
8ffa3667
DK		 113502009-10-28 Doug Kwan <dougkwan@google.com>
11351
11352 * arm.cc (Arm_relobj): New class definition.
e1df38aa 11353 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 11354 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
11355 New method definitions.
11356
40f36857
CC		 113572009-10-28 Cary Coutant <ccoutant@google.com>
11358
11359 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
11360 (Plugin::cleanup_done_): New member.
11361 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
11362 (Plugin_manager::cleanup_done_): Remove.
11363 (Plugin_manager::add_input_file): Edit error message.
11364 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
11365 (Plugin_manager::cleanup): Remove use of cleanup_done_.
11366
2c849493
ILT		 113672009-10-27 Mikolaj Zalewski <mikolajz@google.com>
11368
11369 * fileread.cc: (File_read::View::~View): Use the new
11370 data_ownership_ filed.
11371 (File_read::~File_read): Dispose the new whole_file_view_.
11372 (File_read::open): Mmap the whole file if needed.
11373 (File_read::open): Use whole_file_view_ instead of contents_.
11374 (File_read::find_view): Use whole_file_view_ if applicable.
11375 (File_read::do_read): Use whole_file_view_ instead of contents_.
11376 (File_read::make_view): Use whole_file_view_ instead of contents_,
11377 update File_read::View::View call.
11378 (File_read::find_or_make_view): Update File_read::View::View
11379 call.
11380 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
11381 remove contents_
11382 (File_read::View::Data_ownership): New enum.
11383 (File_read::View::View): Replace bool mapped_ with Data_ownership
11384 argument.
11385 (File_read::View::mapped_): Remove (replaced by data_ownership_).
11386 (File_read::View::data_ownership_): New field.
11387 (File_read::contents_): Remove (replaced by whole_file_view_).
11388 (File_read::whole_file_view_): New field.
11389 * options.h (class General_options): Add --keep-files-mapped.
11390
24998053
CC		 113912009-10-27 Cary Coutant <ccoutant@google.com>
11392
11393 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
11394 * testsuite/Makefile.am (plugin_test_5): New test case.
11395 * testsuite/Makefile.in: Regenerate.
11396
72adc4fa
DK		 113972009-10-25 Doug Kwan <dougkwan@google.com>
11398
11399 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
11400 from private to protected to allow access by child class.
11401 (Sized_relobj::do_relocate_sections): New method declaration.
11402 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 11403 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 11404 Sized_relobj::relocate_sections. Instantiate template explicitly
11405 for different target sizes and endianity.
11406
07f508a2
DK		 114072009-10-24 Doug Kwan <dougkwan@google.com>
11408
11409 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
11410 (Arm_input_section::as_arm_input_section): New method.
11411 (Arm_output_section): New class definition.
11412 (Arm_output_section::create_stub_group,
11413 Arm_output_section::group_sections): New method definitions.
11414
10ad9fe5
DK		 114152009-10-22 Doug Kwan <dougkwan@google.com>
11416
11417 * arm.cc (Arm_input_section): New class definition.
11418 (Arm_input_section::init, Arm_input_section:do_write,
11419 Arm_input_section::set_final_data_size,
11420 Arm_input_section::do_reset_address_and_file_offset): New method
11421 definitions.
11422
56ee5e00
DK		 114232009-10-21 Doug Kwan <dougkwan@google.com>
11424
11425 * arm.cc (Stub_table, Arm_input_section): New forward class
11426 declarations.
11427 (Stub_table): New class defintion.
11428 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
11429 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
11430 New method definition.
11431
b569affa
DK		 114322009-10-21 Doug Kwan <dougkwan@google.com>
11433
11434 * arm.cc: Update copyright comments.
11435 (Target_arm): New forward class template declaration.
11436 (Arm_address): New type.
11437 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
11438 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
11439 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
11440 constants.
11441 (Insn_template): Same.
11442 (DEF_STUBS): New macro.
11443 (Stub_type): New enum type.
11444 (Stub_template): New class definition.
11445 (Stub): Same.
11446 (Reloc_stub): Same.
11447 (Stub_factory): Same.
11448 (Target_arm::Target_arm): Initialize may_use_blx_ and
11449 should_force_pic_veneer_.
11450 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
11451 Target_arm::should_force_pic_veneer,
11452 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
11453 Target_arm::using_thumb_only, Target_arm:;default_target): New
11454 method defintions.
11455 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
11456 New data member declarations.
11457 (Insn_template::size, Insn_template::alignment): New method defintions.
11458 (Stub_template::Stub_template): New method definition.
11459 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
11460 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
11461 (Stub_factory::Stub_factory): New method definition.
11462 * gold.h (string_hash): New template.
11463 * output.h (Input_section_specifier::hash_value): Use
11464 gold::string_hash.
11465 (Input_section_specifier::string_hash): Remove.
11466 * stringpool.cc (Stringpool_template::string_hash): Use
11467 gold::string_hash.
11468
6c172549
DK		 114692009-10-20 Doug Kwan <dougkwan@google.com>
11470
11471 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
11472 symbols of relaxed input sections.
11473 * output.h (Output_section::find_relaxed_input_section): Make
11474 method public.
11475
c5617f2f
DK		 114762009-10-16 Doug Kwan <dougkwan@google.com>
11477
11478 * dynobj.cc (Versions::Versions): Initialize version_script_.
11479 Only insert base version symbol definition for a shared object
11480 if version script defines any version versions.
11481 (Versions::define_base_version): New method definition.
11482 (Versions::add_def): Check that base version is not needed.
11483 (Versions::add_need): Define base version lazily.
11484 * dynobj.h (Versions::define_base_version): New method declaration.
11485 (Versions::needs_base_version_): New data member declaration.
11486 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
11487 (check_DATA): Add no_version_test.stdout.
11488 (libno_version_test.so, no_version_test.o no_version_test.stdout):
11489 New make rules.
11490 * testsuite/Makefile.in: Regenerate.
11491 * testsuite/no_version_test.c: New file.
11492 * testsuite/no_version_test.sh: Ditto.
11493
3c12dcdb
DK		 114942009-10-16 Doug Kwan <dougkwan@google.com>
11495
11496 * expression.cc (class Segment_start_expression): New class definition.
11497 (Segment_start_expression::value): New method definition.
11498 (script_exp_function_segment_start): Return a new
11499 Segment_start_expression.
11500 * gold/script-c.h (script_saw_segment_start_expression): New function
11501 prototype.
11502 * script-sections.cc (Script_sections::Script_sections): Initialize
11503 SAW_SEGMENT_START_EXPRESSION_ to false.
11504 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
11505 and -Tbbs options to specify section addresses if given in
11506 command line and no SEGMENT_START expression is seen in a script.
11507 * script-sections.h (Script_sections::saw_segment_start_expression,
11508 Script_sections::set_saw_segment_start_expression): New method
11509 definition.
11510 (Script_sections::saw_segment_start_expression_): New data member
11511 declaration.
11512 * script.cc (script_saw_segment_start_expression): New function.
11513 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
11514 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
11515 script_test_7.sh and script_test_8.sh.
11516 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
11517 script_test_8.stdout.
11518 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
11519 (script_test_6, script_test_6.stdout, script_test_7,
11520 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
11521 * Makefile.in: Regenerate.
11522 * testsuite/script_test_6.sh: New file.
11523 * testsuite/script_test_6.t: Same.
11524 * testsuite/script_test_7.sh: Same.
11525 * testsuite/script_test_7.t: Same.
11526 * testsuite/script_test_8.sh: Same.
11527
64b1ae37
DK		 115282009-10-16 Doug Kwan <dougkwan@google.com>
11529
11530 * output.cc (Output_segment::set_section_list_address): Cast
11531 expressions to unsigned long long type to avoid format warnings.
11532
661be1e2
ILT		 115332009-10-15 Ian Lance Taylor <iant@google.com>
11534
12edd763 11535 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 11536 dot assignment to script_sections_.
12edd763
ILT		 11537 * script-sections.cc (Script_sections::add_dot_assignment):
11538 Initialize if necessary.
11539
68b6574b
ILT		 11540 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
11541 program headers with no load segment if there is a linker script.
11542
661be1e2
ILT		 11543 * layout.cc (Layout::set_segment_offsets): Align the file offset
11544 to the segment aligment for -N or -n with no load segment.
11545 * output.cc (Output_segment::add_output_section): Don't crash if
11546 the first section is a TLS section.
11547 (Output_segment::set_section_list_addresses): Print an error
11548 message if the address moves backward in a linker script.
11549 * script-sections.cc
11550 (Output_section_element_input::set_section_addresses): Don't
11551 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
11552 (Orphan_output_section::set_section_addresses): Likewise.
11553
f15f61a7
DK		 115542009-10-15 Doug Kwan <dougkwan@google.com>
11555
11556 * layout.cc (Layout::finish_dynamic_section): Generate tags
11557 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
11558 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
11559 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
11560
82bb573a
ILT		 115612009-10-14 Ian Lance Taylor <iant@google.com>
11562
11563 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
11564 fields.
11565 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
11566 data_shdr fields of relinfo.
11567 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
11568 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
11569 R_386_TLS_LDO_32, adjust based on section flags.
11570 (Target_i386::Relocate::fix_up_ldo): Remove.
11571
374ad285
ILT		 115722009-10-13 Ian Lance Taylor <iant@google.com>
11573
11574 Add support for -pie.
11575 * options.h (class General_options): Add -pie and
11576 --pic-executable.
11577 (General_options::output_is_position_independent): Test -pie.
11578 (General_options::output_is_executable): Return true if not shared
11579 and not relocatable.
11580 (General_options::output_is_pie): Remove.
11581 * options.cc (General_options::finalize): Reject incompatible uses
11582 of -pie.
11583 * gold.cc (queue_middle_tasks): A -pie link is not static.
11584 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
11585 * symtab.cc (Symbol::final_value_is_known): Return false if
11586 output_is_position_independent.
11587 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
11588 output_is_position_independent.
11589 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
11590 output_is_position_independent.
11591 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
11592 output_is_position_independent.
11593 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
11594 two_file_pie_test.
11595 (basic_pie_test.o, basic_pie_test): New targets.
11596 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
11597 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
11598 (two_file_pie_test): New target.
11599 * testsuite/Makefile.in: Rebuild.
11600 * README: Remove note saying that -pie is not supported.
11601
c6585162
ILT		 116022009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11603
11604 * options.h (class General_options): Add -init and -fini.
11605 * layout.cc (Layout::finish_dynamic_section): Emit
11606 given init and fini functions.
11607
032ce4e9
ST		 116082009-10-13 Sriraman Tallam <tmsriram@google.com>
11609
11610 * gc.h (gc_process_relocs): Check if icf is enabled using new
11611 function.
11612 * gold.cc (queue_initial_tasks): Likewise.
11613 (queue_middle_tasks): Likewise.
11614 * object.cc (do_layout): Likewise.
11615 * symtab.cc (is_section_folded): Likewise.
11616 * main.cc (main): Likewise.
11617 * reloc.cc (Read_relocs::run): Likewise.
11618 (Sized_relobj::do_scan_relocs): Likewise.
11619 * icf.cc (is_function_ctor_or_dtor): New function.
11620 (Icf::find_identical_sections): Check if function is ctor or dtor when
11621 safe icf is chosen.
11622 * options.h (General_options::icf): Change option to be an enum.
11623 (Icf_status): New enum.
11624 (icf_enabled): New method.
11625 (icf_safe_folding): New method.
11626 (set_icf_status): New method.
11627 (icf_status_): New variable.
11628 * (options.cc) (General_options::finalize): Set icf_status_.
11629 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
11630 icf_test and icf_keep_unique_test to use the --icf enum flag.
11631 * testsuite/icf_safe_test.sh: New file.
e1df38aa 11632 * testsuite/icf_safe_test.cc: New file.
032ce4e9 11633
f345227a
ST		 116342009-10-12 Sriraman Tallam <tmsriram@google.com>
11635
11636 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
11637 includes to gc.h and icf.h.
11638 * arm.cc: Include gc.h.
11639 * gold.cc: Likewise.
11640 * i386.cc: Likewise.
11641 * powerpc.cc: Likewise.
11642 * sparc.cc: Likewise.
11643 * x86_64.cc: Likewise.
11644 * gc.h: Include icf.h.
11645
1c7814ed
ILT		 116462009-10-11 Ian Lance Taylor <iant@google.com>
11647
11648 * plugin.cc: Include "gold.h" before other header files.
11649
ae3b5189
CD		 116502009-10-10 Chris Demetriou <cgd@google.com>
11651
11652 * options.h (Input_file_argument::Input_file_type): New enum.
11653 (Input_file_argument::is_lib_): Replace with...
11654 (Input_file_argument::type_): New member.
11655 (Input_file_argument::Input_file_argument): Take Input_file_type
11656 'type' rather than boolean 'is_lib' as second argument.
11657 (Input_file_argument::is_lib): Use type_.
11658 (Input_file_argument::is_searched_file): New function.
11659 (Input_file_argument::may_need_search): Handle is_searched_file.
11660 * options.cc (General_options::parse_library): Support -l:filename.
11661 (General_options::parse_just_symbols): Update for Input_file_argument
11662 changes.
11663 (Command_line::process): Likewise.
11664 * archive.cc (Archive::get_file_and_offset): Likewise.
11665 * plugin.cc (Plugin_manager::release_input_file): Likewise.
11666 * script.cc (read_script_file, script_add_file): Likewise.
11667 * fileread.cc (Input_file::Input_file): Likewise.
11668 (Input_file::will_search_for): Handle is_searched_file.
11669 (Input_file::open): Likewise.
11670 * readsyms.cc (Read_symbols::get_name): Likewise.
11671 * testsuite/Makefile.am (searched_file_test): New test.
11672 * testsuite/Makefile.in: Regenerate.
11673 * testsuite/searched_file_test.cc: New file.
11674 * testsuite/searched_file_test_lib.cc: New file.
11675
f3048a1d
ILT		 116762009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11677 Ian Lance Taylor <iant@google.com>
11678
11679 * descriptor.cc: Include <cstdio> and "binary-io.h".
11680 (Descriptors::open): Open the files in binary mode always.
11681 * script.cc (Lex::get_token): Treat \r as whitespace.
11682
d4780e57
ILT		 116832009-10-09 Ian Lance Taylor <iant@google.com>
11684
11685 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
11686
d9a893b8
ILT		 116872009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11688 Ian Lance Taylor <iant@google.com>
11689
11690 * configure.ac: Check for readv function also.
11691 * fileread.cc (readv): Define if not HAVE_READV.
11692 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
11693 does not exist.
11694 * config.in: Regenerate.
11695 * configure: Regenerate.
11696
c0a62865
DK		 116972009-10-09 Doug Kwan <dougkwan@google.com>
11698
11699 * layout.cc (Layout::make_output_section): Call target hook to make
11700 ordinary output section.
11701 (Layout::finalize): Adjust parameter list of call the
11702 Target::may_relax().
11703 * layout.h (class Layout::section_list): New method.
11704 * merge.h (Output_merge_base::entsize): Change visibility to public.
11705 (Output_merge_base::is_string, Output_merge_base::do_is_string):
11706 New methods.
11707 (Output_merge_string::do_is_string): New method.
11708 * object.cc (Sized_relobj::do_setup): renamed from
11709 Sized_relobj::set_up.
11710 * object.h (Sized_relobj::adjust_shndx,
11711 Sized_relobj::initializ_input_to_output_maps,
11712 Sized_relobj::free_input_to_output_maps): Change visibilities to
11713 protected.
11714 (Sized_relobj::setup): Virtualize.
11715 (Sized_relobj::do_setup): New method declaration.
11716 (Sized_relobj::invalidate_section_offset,
11717 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
11718 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
11719 * options.cc (parse_int): New function.
11720 * options.h (parse_int): New declaration.
11721 (DEFINE_int): New macro.
11722 (stub_group_size): New option.
11723 * output.cc (Output_section::Output_section): Initialize memebers
11724 merge_section_map_, merge_section_by_properties_map_,
11725 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
11726 (Output_section::add_input_section): Handled deferred code-fill
11727 generation and remove an old comment.
11728 (Output_section::add_relaxed_input_section): New method definition.
11729 (Output_section::add_merge_input_section): Use merge section by
11730 properties map to speed to search. Update merge section maps
11731 as appropriate.
11732 (Output_section::build_relaxation_map): New method definition.
11733 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
11734 Same.
11735 (Output_section::relax_input_section): Renamed to
11736 Output_section::convert_input_sections_to_relaxed_sections and change
11737 interface to take a vector of pointers to relaxed sections.
11738 (Output_section::find_merge_section,
11739 Output_section::find_relaxed_input_section): New method definitions.
11740 (Output_section::is_input_address_mapped,
11741 Output_section::output_offset, Output_section::output_address):
11742 Use output section data maps to speed up searching.
11743 (Output_section::find_starting_output_address): Add comments.
11744 (Output_section::do_write,
11745 Output_section::write_to_postprocessing_buffer): Do code-fill
11746 generation as appropriate.
11747 (Output_section::get_input_sections): Invalidate relaxed input section
11748 map.
11749 (Output_section::restore_states): Adjust type of checkpoint .
11750 Invalidate relaxed input section map.
11751 * output.h (Output_merge_base): New class declaration.
11752 (Input_section_specifier): New class defintion.
11753 (class Output_relaxed_input_section) Change base class to
11754 Output_section_data_build.
11755 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
11756 base class initializer.
11757 (Output_section::add_relaxed_input_section): New method declaration.
11758 (Output_section::Input_section): Change visibility to protected.
2e702c99 11759 (Output_section::Input_section::relobj,
c0a62865
DK		 11760 Output_section::Input_section::shndx): Handle relaxed input sections.
11761 Output_section::input_sections) Change visibility to protected. Also
11762 define overload to return a non-const pointer.
11763 (Output_section::Merge_section_properties): New class defintion.
11764 (Output_section::Merge_section_by_properties_map,
11765 Output_section::Output_section_data_by_input_section_map,
11766 Output_section::Relaxation_map): New types.
11767 (Output_section::relax_input_section): Rename method to
11768 Output_section::convert_input_sections_to_relaxed_sections and change
11769 interface to take a vector of relaxed section pointers.
11770 (Output_section::find_merge_section,
11771 Output_section::find_relaxed_input_section,
11772 Output_section::build_relaxation_map,
11773 Output_section::convert_input_sections_in_list_to_relaxed_sections):
11774 New method declarations.
11775 (Output_section::merge_section_map_
11776 Output_section::merge_section_by_properties_map_,
11777 Output_section::relaxed_input_section_map_,
11778 Output_section::is_relaxed_input_section_map_valid_,
11779 Output_section::generate_code_fills_at_write_): New data members.
11780 * script-sections.cc
11781 (Output_section_element_input::set_section_addresses): Call
11782 current_data_size and addralign methods of relaxed input sections.
11783 (Orphan_output_section::set_section_addresses): Call current_data_size
11784 and addralign methods of relaxed input sections.
11785 * symtab.cc (Symbol_table::compute_final_value): Extract template
11786 from the body of Symbol_table::sized_finalize_symbol.
11787 (Symbol_table::sized_finalized_symbol): Call
11788 Symbol_table::compute_final_value.
11789 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
11790 (Symbol_table::compute_final_value): New templated method declaration.
11791 * target.cc (Target::do_make_output_section): New method defintion.
11792 * target.h (Target::make_output_section): New method declaration.
11793 (Target::relax): Add more parameters for input objects, symbol table
11794 and layout. Adjust call to do_relax.
11795 (Target::do_make_output_section): New method declaration.
11796 (Target::do_relax): Add parameters for input objects, symbol table
11797 and layout.
11798
d446d6c4
ILT		 117992009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11800
11801 * pread.c: Include stdio.h.
11802
bc06c745
ILT		 118032009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11804
11805 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
11806 defined.
11807
75aea3d0
ILT		 118082009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
11809
11810 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11811 Change read_shndx type to unsigned int.
11812 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11813 int.
11814 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11815 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
11816 Change read_shndx type to unsigned int.
11817 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
11818 int.
11819 (Sized_dwarf_line_info::read_line_mappings): Likewise.
11820 * layout.cc (Layout::create_symtab_sections): Cast the result of
11821 local_symcount * symsize to off_t in the gold_assert.
11822
be8fcb75
ILT		 118232009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11824
11825 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
11826 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
11827 R_ARM_BASE_ABS.
11828 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
11829 (Arm_relocate_functions::thm_abs5): New function.
11830 (Arm_relocate_functions::abs12): New function.
11831 (Arm_relocate_functions::abs16): New function.
11832 (Arm_relocate_functions::base_abs): New function.
11833 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
11834 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
11835 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
11836 R_ARM_BASE_ABS.
11837 (Scan::global): Likewise.
11838 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
11839 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
11840 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
11841 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
11842 R_ARM_BASE_ABS.
11843
c2a122b6
ILT		 118442009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11845
11846 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
11847 (Arm_relocate_functions::movt_prel): New function.
11848 (Arm_relocate_functions::thm_movw_prel_nc): New function.
11849 (Arm_relocate_functions::thm_movt_prel): New function.
11850 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
11851 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
11852 (Scan::global, Relocate::relocate): Likewise.
11853 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11854
c4aa1e2d
ILT		 118552009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11856
11857 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
11858 Incremental_checker.
11859 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
11860 unsigned int.
11861 (class Incremental_inputs_header): New class.
11862 (Incremental_inputs_header_writer): Edit comment.
11863 (Incremental_inputs_entry): New class.
11864 (Incremental_inputs_entry_writer): Edit comment.
11865 (Sized_incremental_binary::do_find_incremental_inputs_section):
11866 Add *strtab_shndx parameter, fill it.
11867 (Sized_incremental_binary::do_check_inputs): New method.
11868 (Incremental_checker::can_incrementally_link_output_file): Use
11869 Sized_incremental_binary::check_inputs.
11870 (Incremental_inputs::report_command_line): Save command line in
11871 command_line_.
11872 * incremental.h:
11873 (Incremental_binary::find_incremental_inputs_section): New
11874 method.
11875 (Incremental_binary::do_find_incremental_inputs_section): Add
11876 strtab_shndx parameter.
11877 (Incremental_binary::do_check_inputs): New pure virtual method.
11878 (Sized_incremental_binary::do_check_inputs): Declare.
11879 (Incremental_checker::Incremental_checker): Add incremental_inputs
11880 parameter, use it to initialize incremental_inputs_.
11881 (Incremental_checker::incremental_inputs_): New field.
11882 (Incremental_checker::command_line): New method.
11883 (Incremental_checker::inputs): New method.
11884 (Incremental_checker::command_line_): New field.
11885
c549a694
ILT		 118862009-10-09 Mikolaj Zalewski <mikolajz@google.com>
11887
11888 * incremental.cc: Include <cstdarg> and "target-select.h".
11889 (vexplain_no_incremental): New function.
11890 (explain_no_incremental): New function.
11891 (Incremental_binary::error): New method.
11892 (Sized_incremental_binary::do_find_incremental_inputs_section): New
11893 method.
11894 (make_sized_incremental_binary): New function.
11895 (open_incremental_binary): New function.
11896 (can_incrementally_link_file): Add checks if output is ELF and has
11897 inputs section.
11898 * incremental.h: Include "elfcpp_file.h" and "output.h".
11899 (Incremental_binary): New class.
11900 (Sized_incremental_binary): New class.
11901 (open_incremental_binary): Declare.
11902 * object.cc (is_elf_object): Use
11903 elfcpp::Elf_recognizer::is_elf_file.
11904 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
11905 * output.h (Output_file::filesize): New method.
11906
fd3c5f0b
ILT		 119072009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11908
11909 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
11910 New function.
11911 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
11912 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
11913 function.
11914 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
11915 function.
11916 (Arm_relocate_functions::movw_abs_nc): New function.
11917 (Arm_relocate_functions::movt_abs): New function.
11918 (Arm_relocate_functions::thm_movw_abs_nc): New function.
11919 (Arm_relocate_functions::thm_movt_abs): New function.
11920 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
11921 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
11922 (Scan::global): Likewise.
11923 (Relocate::relocate): Likewise.
11924 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11925
7f5309a5
ILT		 119262009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
11927
11928 * arm.cc (Arm_relocate_functions::got_prel) New function.
11929 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
11930 (Relocate::relocate): Likewise.
11931 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
11932
364c7fa5
ILT		 119332009-10-06 Ian Lance Taylor <iant@google.com>
11934
11935 * options.h (class General_options): Define
11936 split_stack_adjust_size parameter.
11937 * object.h (class Object): Add uses_split_stack_ and
11938 has_no_split_stack_ fields. Add uses_split_stack and
11939 has_no_split_stack accessor functions. Declare
11940 handle_split_stack_section.
11941 (class Reloc_symbol_changes): Define.
11942 (class Sized_relobj): Define Function_offsets. Declare
11943 split_stack_adjust, split_stack_adjust_reltype, and
11944 find_functions.
11945 * object.cc (Object::handle_split_stack_section): New function.
11946 (Sized_relobj::do_layout): Call handle_split_stack_section.
11947 * dynobj.cc (Sized_dynobj::do_layout): Call
11948 handle_split_stack_section.
11949 * reloc.cc (Sized_relobj::relocate_sections): Call
11950 split_stack_adjust for executable sections in split_stack
11951 objects. Pass reloc_map to relocate_section.
11952 (Sized_relobj::split_stack_adjust): New function.
11953 (Sized_relobj::split_stack_adjust_reltype): New function.
11954 (Sized_relobj::find_functions): New function.
11955 * target-reloc.h: Include "object.h".
11956 (relocate_section): Add reloc_symbol_changes parameter. Change
11957 all callers.
11958 * target.h (class Target): Add calls_non_split method. Declare
11959 do_calls_non_split virtual method. Declare match_view and
11960 set_view_to_nop.
11961 * target.cc: Include "elfcpp.h".
11962 (Target::do_calls_non_split): New function.
11963 (Target::match_view): New function.
11964 (Target::set_view_to_nop): New function.
11965 * gold.cc (queue_middle_tasks): Give an error if mixing
11966 split-stack and non-split-stack objects with -r.
11967 * i386.cc (Target_i386::relocate_section): Add
11968 reloc_symbol_changes parameter.
11969 (Target_i386::do_calls_non_split): New function.
11970 * x86_64.cc (Target_x86_64::relocate_section): Add
11971 reloc_symbol_changes parameter.
11972 (Target_x86_64::do_calls_non_split): New function.
11973 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
11974 parameter.
11975 * powerpc.cc (Target_powerpc::relocate_section): Add
11976 reloc_symbol_changes parameter.
11977 * sparc.cc (Target_sparc::relocate_section): Add
11978 reloc_symbol_changes parameter.
11979 * configure.ac: Call AM_CONDITIONAL for the default target.
11980 * configure: Rebuild.
11981 * testsuite/Makefile.am (TEST_AS): New variable.
11982 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
11983 (check_DATA): Add split_i386 and split_x86_64 files.
11984 (SPLIT_DEFSYMS): Define.
11985 (split_i386_[1234n].o): New targets.
11986 (split_i386_[124]): New targets.
11987 (split_i386_[1234r].stdout): New targets.
11988 (split_x86_64_[1234n].o): New targets.
11989 (split_x86_64_[124]): New targets.
11990 (split_x86_64_[1234r].stdout): New targets.
11991 (MOSTLYCLEANFILES): Add new executables.
11992 * testsuite/split_i386.sh: New file.
11993 * testsuite/split_x86_64.sh: New file.
11994 * testsuite/split_i386_1.s: New file.
11995 * testsuite/split_i386_2.s: New file.
11996 * testsuite/split_i386_3.s: New file.
11997 * testsuite/split_i386_4.s: New file.
11998 * testsuite/split_i386_n.s: New file.
11999 * testsuite/split_x86_64_1.s: New file.
12000 * testsuite/split_x86_64_2.s: New file.
12001 * testsuite/split_x86_64_3.s: New file.
12002 * testsuite/split_x86_64_4.s: New file.
12003 * testsuite/split_x86_64_n.s: New file.
12004 * testsuite/testfile.cc (Target_test): Update relocation_section
12005 function.
12006 * testsuite/Makefile.in: Rebuild.
12007
e8a9fcda
ILT		 120082009-10-06 Ian Lance Taylor <iant@google.com>
12009
12010 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
12011 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
12012 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
12013 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
12014 the address on ldo_addrs_.
12015 (Target_i386::Relocate::fix_up_ldo): New function.
12016
e99daf92
ILT		 120172009-10-06 Rafael Espindola <espindola@google.com>
12018
12019 * plugin.cc (add_input_library): New.
12020 (Plugin::load): Add add_input_library to tv.
12021 (Plugin_manager::add_input_file): Add the is_lib argument.
12022 (add_input_file): Update call to Plugin_manager::add_input_file.
12023 (add_input_library): New.
12024 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
12025
966d4097
DK		 120262009-09-30 Doug Kwan <dougkwan@google.com>
12027
12028 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
12029 symbol and call Symbol::may_need_copy_reloc to determine if
12030 a copy reloc is needed.
12031 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
12032 nocopyreloc is given in command line.
12033 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
12034 given in command line.
12035 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
12036 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
12037 of the removed Target_i386::may_need_copy_reloc.
12038 * options.h (copyreloc): New option with default value false.
12039 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12040 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
12041 instead of the removed Target_powerpc::may_need_copy_reloc.
12042 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
12043 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
12044 instead of the removed Target_sparc::may_need_copy_reloc.
12045 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
12046 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
12047 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
12048 instead of the removed Target_x86_64::may_need_copy_reloc.
12049
029ba973
ILT		 120502009-09-30 Ian Lance Taylor <iant@google.com>
12051
12052 * object.h (class Object): Remove target_ field, and target,
12053 sized_target, and set_target methods.
12054 (Object::sized_target): Remove.
12055 (class Sized_relobj): Update declarations. Remove sized_target.
12056 * object.cc (Sized_relobj::setup): Remove target parameter.
12057 Change all callers.
12058 (Input_objects::add_object): Don't do anything with the target.
12059 (make_elf_sized_object): Add punconfigured parameter. Change all
12060 callers. Set or test parameter target.
12061 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
12062 Change all callers.
12063 * parameters.cc (Parameters::set_target): Change parameter type to
12064 be non-const.
12065 (Parameters::default_target): Remove.
12066 (set_parameters_target): Change parameter type to be non-const.
12067 (parameters_force_valid_target): New function.
12068 (parameters_clear_target): New function.
12069 * parameters.h (class Parameters): Update declarations. Remove
12070 default_target method. Add sized_target and clear_target
12071 methods. Change target_ to be non-const.
12072 (set_parameters_target): Update declaration.
12073 (parameters_force_valid_target): Declare.
12074 (parameters_clear_target): Declare.
12075 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
12076 as NULL if we aren't searching.
12077 (Add_symbols::run): Don't check for compatible target.
12078 * fileread.cc (Input_file::open_binary): Call
12079 parameters_force_valid_target.
12080 * gold.cc (queue_middle_tasks): Likewise.
12081 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
12082 set_target on object.
12083 * dynobj.h (class Sized_dynobj): Update declarations.
12084 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
12085 make_elf_object returns NULL.
12086 (Archive::include_member): Don't check whether object target is
12087 compatible.
12088 * output.cc (Output_section::add_input_section): Get target from
12089 parameters.
12090 (Output_section::relax_input_section): Likewise.
12091 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
12092 parameters.
12093 (Sized_relobj::do_scan_relocs): Likewise.
12094 (Sized_relobj::relocate_sections): Likewise.
12095 * resolve.cc (Symbol_table::resolve): Likewise.
12096 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
12097 parameter. Change all callers.
12098 (Symbol_table::add_from_object): Get target from parameters.
12099 (Symbol_table::add_from_relobj): Don't check object target.
12100 (Symbol_table::add_from_dynobj): Likewise.
12101 (Symbol_table::define_special_symbol): Get target from
12102 parameters.
12103 * symtab.h (class Symbol_table): Update declaration.
12104 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
12105 parameter. Change all callers. Clear parameter target.
12106 (Binary_test): Test target here.
12107 * testsuite/object_unittest.cc (gold_testsuite): Remove
12108 target_test_pointer parameter. Change all callers.
12109 (Object_test): Test target here.
12110
a6a22b83
ILT		 121112009-09-26 Ian Lance Taylor <iant@google.com>
12112
12113 * testsuite/initpri1.c: Don't try to use constructor priorities if
12114 compiling with gcc before 4.3.
12115
6a8f49fe
ILT		 121162009-09-22 Mikolaj Zalewski <mikolajz@google.com>
12117
12118 * testsuite/retain_symbols_file_test.sh (check_present): Change
12119 output file name to retain_symbols_file_test.stdout.
12120 (check_absent): Likewise.
12121
8c604651
CS		 121222009-09-18 Craig Silverstein <csilvers@google.com>
12123
12124 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
12125 * options.cc: Include <cerrno> and <fstream>.
12126 (General_options::finalize): Parse -retain-symbols-file tag.
12127 * options.h: New flag.
12128 (General_options): New method should_retain_symbol, new
12129 variable symbols_to_retain.
12130 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
12131 should_retain_symbol map.
12132 * testsuite/Makefile.am (retain_symbols_file_test): New test.
12133 * testsuite/Makefile.in: Regenerate.
12134 * testsuite/retain_symbols_file_test.sh: New file.
12135
ca58b19f
NC		 121362009-09-18 Nick Clifton <nickc@redhat.com>
12137
12138 * po/es.po: Updated Spanish translation.
12139
20e6d0d6
DK		 121402009-09-17 Doug Kwan <dougkwan@google.com>
12141
12142 * debug.h (DEBUG_RELAXATION): New constant.
12143 (DEBUG_ALL): Add DEBUG_RELAXATION.
12144 (debug_string_to_enum): Add relaxation debug option.
12145 * layout.cc
12146 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
12147 Layout::Relaxation_debug_check::read_sections,
12148 Layout::Relaxation_debug_check::read_sections): New method definitions.
12149 (Layout::Layout): Initialize data members
12150 record_output_section_data_from_scrips_,
12151 script_output_section_data_list_ and relaxation_debug_check_.
12152 (Layout::save_segments, Layout::restore_segments,
12153 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12154 Layout::relaxation_loop_body): New method definitions.
12155 (Layout::finalize): Support relaxation. Move section layout code to
12156 Layout::relaxation_loop_body.
12157 (Layout::set_asection_address_from_script): Move code for orphan
12158 section placement out.
12159 (Layout::place_orphan_sections_in_script): New method definition.
12160 * layout.h (Output_segment_headers, Output_file_header):
12161 New forward class declarations.
12162 (Layout::~Layout): Define.
12163 (Layout::new_output_section_data_from_script): New method definition.
12164 (Layout::place_orphan_sections_in_script): New method declaration.
12165 (Layout::Segment_states): New type declaration.
12166 (Layout::save_segments, Layout::restore_segments,
12167 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
12168 Layout::relaxation_loop_body): New method declarations.
12169 (Layout::Output_section_data_list): New type declaration.
12170 (Layout::Relaxation_debug_check): New class definition.
12171 (Layout::record_output_section_data_from_script_,
12172 Layout::script_output_section_data_list_, Layout::segment_states_,
12173 Layout::relaxation_debug_check_): New data members.
12174 * output.cc: (Output_section_headers::do_size): New method definition.
12175 (Output_section_headers::Output_section_headers): Move size
12176 computation to Output_section_headers::do_size.
12177 (Output_segment_headers::do_size): New method definition.
e1df38aa 12178 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 12179 Output_file_header::do_size and call it.
12180 (Output_file_header::do_size): New method definition.
12181 (Output_data_group::Output_data_group): Adjust call to
12182 Output_section_data.
12183 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
12184 (Output_symtab_xindex::do_write): Add array bound check.
2e702c99 12185 (Output_section::Input_section::print_to_mapfile): Handle
20e6d0d6
DK		 12186 RELAXED_INPUT_SECTION_CODE.
12187 (Output_section::Output_section): Initialize data member checkpoint_.
12188 (Output_section::~Output_section): Delete checkpoint object pointed
12189 by checkpoint_.
12190 (Output_section::add_input_section): Always add an Input_section if
12191 relaxing.
12192 (Output_section::add_merge_input_section): Add assert.
12193 (Output_section::relax_input_section): New method definition.
12194 (Output_section::set_final_data_size): Set load address to zero for
12195 an unallocated section.
12196 (Output_section::do_address_and_file_offset_have_reset_values):
12197 New method definition.
12198 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
12199 Handle relaxed input section.
12200 (Output_section::sort_attached_input_sections): Checkpoint input
12201 section list lazily.
12202 (Output_section::get_input_sections): Change type of input_sections to
12203 list of Simple_input_section pointers. Checkpoint input section list
12204 lazily. Also handle relaxed input sections.
12205 (Output_section::add_input_section_for_script): Take a reference to
12206 a Simple_input_section object instead of Relobj pointer and section
12207 index as parameter. Handle relaxed input sections.
12208 (Output_section::save_states, Output_section::restore_states): New
12209 method definitions.
12210 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
12211 (Output_data::is_data_size_fixed): New method definition.
12212 (Output_data::reset_addresss_and_file_offset): Do not reset data size
12213 if it is fixed.
12214 (Output_data::address_and_file_offset_have_reset_values): New method
12215 definition.
12216 (Output_data::do_address_and_file_offset_have_reset_values): New method
12217 definition.
12218 (Output_data::set_data_size): Check that data size is not fixed.
12219 (Output_data::fix_data_size): New method definition.
12220 (Output_data::is_data_size_fixed_): New data member.
12221 (Output_section_headers::set_final_data_size): New method definition.
12222 (Output_section_headers::do_size): New method declaration.
12223 (Output_segment_headers::set_final_data_size): New method definition.
12224 (Output_segment_headers::do_size): New method declaration.
12225 (Output_file_header::set_final_data_size)::New method definition.
12226 (Output_file_header::do_size)::New method declaration.
12227 (Output_section_data::Output_section_data): Add new parameter
12228 is_data_size_fixed and use it to fix data size.
12229 (Output_data_const::Output_data_const): Adjust call to base class
12230 constructor and fix data size.
12231 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
12232 base class constructor and fix data size.
12233 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
12234 base class constructor and fix data size.
12235 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
12236 class constructor and fix data size.
12237 (Output_data_group::set_final_data_size): New method definition.
12238 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
12239 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
12240 class constructor and fix data size.
12241 (Output_relaxed_input_section): New class definition.
12242 (Output_section::Simple_input_section): New class definition.
12243 (Output_section::get_input_sections): Adjust parameter list.
12244 (Output_section::add_input_section_for_script): Same.
12245 (Output_section::save_states, Output_section::restore_states,
12246 Output_section::do_address_and_file_offset_have_reset_values,
12247 (Output_section::Input_section::Input_section): Handle
12248 RELAXED_INPUT_SECTION_CODE. Add new overload for
12249 Output_relaxed_input_section.
12250 (Output_section::Input_section::is_input_section,
12251 Output_section::Input_section::set_output_section): Handle relaxed
12252 input section.
12253 (Output_section::Input_section::is_relaxed_input_section,
12254 Output_section::Input_section::output_section_data,
12255 Output_section::Input_section::relaxed_input_section): New method
12256 definitions.
12257 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
12258 value.
12259 (Output_section::Input_section::u1_): Update comments.
12260 (Output_section::Input_section::u2_): Add new union member poris.
12261 (Output_section::Checkpoint_output_section): New classs definition.
12262 (Output_section::relax_input_section): New method declaration.
12263 (Output_section::checkpoint_): New data member.
12264 (Output_segment): Update comments.
12265 (Output_segment::Output_segment): Un-privatize copy constructor.
12266 (Output_segment::operator=): Un-privatize.
12267 * script-sections.cc (Output_section_element::Input_section_list):
12268 Change element type to Output_section::Simple_input_section.
12269 (Output_section_element_dot_assignment::set_section_addresses):
12270 Register output section data for relaxation clean up.
12271 (Output_data_exression::Output_data_expression): Adjust call to base
12272 constructor to fix data size.
12273 (Output_section_element_data::set_section_addresses): Register
12274 Output_data_expression object for relaxation clean up.
12275 (struct Input_section_info): Replace Relobj pointer and section index
12276 pair with Output_section::Simple_input_section and Convert struct to a
12277 class.
12278 (Input_section_sorter::operator()): Adjust access to
e1df38aa 12279 Input_section_info data member to use accessors.
20e6d0d6
DK		 12280 (Output_section_element_input::set_section_addresses): Use layout
12281 parameter. Adjust code to use Output_section::Simple_input_section
12282 and Input_secction_info classes. Register filler for relaxation
12283 clean up.
12284 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
12285 and section index pair with Output_section::Simple_input_section
12286 class. Adjust code accordingly.
12287 (Phdrs_element::release_segment): New method definition.
12288 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
12289 segment list.
12290 (Script_sections::release_segments): New method definition.
12291 * gold/script-sections.h (Script_sections::release_segments): New
12292 method declaration.
12293 * gold/target.h (Target::may_relax, Target::relax,
12294 Target::do_may_relax, Target::do_relax): New method definitions.
12295
5e445df6
ILT		 122962009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
12297
12298 * arm.cc (has_signed_unsigned_overflow): New function.
12299 (Arm_relocate_functions::abs8): New function.
12300 (Target_arm::Scan::local): Handle R_ARM_ABS8.
12301 (Target_arm::Scan::global): Likewise.
12302 (Target_arm::relocate::relocate): Likewise.
12303 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
12304 Likewise.
12305
8c604651 123062009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 12307
12308 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
12309 * testsuite/Makefile.in: Regenerate.
12310
1e9cc1c2
NC		 123112009-09-11 Nick Clifton <nickc@redhat.com>
12312
12313 * po/gold.pot: Updated by the Translation project.
12314
6a89f575
CC		 123152009-09-08 Cary Coutant <ccoutant@google.com>
12316
12317 * output.cc (Output_file::open): Add execute permission to empty file.
12318 * testsuite/Makefile.am (permission_test): New test.
12319 * testsuite/Makefile.in: Regenerate.
12320
fdcac5af
ILT		 123212009-09-02 Ian Lance Taylor <iant@google.com>
12322
12323 * output.cc (Output_file::resize): Call map_no_anonymous rather
12324 than map.
12325
44453f85
ILT		 123262009-09-01 Mikolaj Zalewski <mikolajz@google.com>
12327
12328 * gold.cc: Include "incremental.h".
12329 (queue_initial_tasks): Call Incremental_checker methods.
12330 * incremental.cc: Include "output.h".
12331 (Incremental_checker::can_incrementally_link_output_file): New
12332 method.
12333 * incremental.h (Incremental_checker): New class.
12334
12335 * output.cc (Output_file::open_for_modification): New method.
12336 (Output_file::map_anonymous): Changed return type to bool. Record
12337 map in base_ field.
12338 (Output_file::map_no_anonymous): New method, broken out of map.
12339 (Output_file::map): Use map_no_anonymous and map_anonymous.
12340 * output.h (class Output_file): Update declarations.
12341
293c1386
CC		 123422009-08-24 Cary Coutant <ccoutant@google.com>
12343
12344 * options.h (Command_line::Pre_options): New class.
12345 (Command_line::pre_options): New member.
12346 * options.cc (gold::options::ready_to_register): New variable.
12347 (One_option::register_option): Do nothing if not registering options.
12348 Assert if same short option registered twice.
12349 (General_options::General_options): Turn off option registration when
12350 done constructing.
12351 (Command_line::Pre_options::Pre_options): New constructor.
12352
f773f3d2
CC		 123532009-08-24 Cary Coutant <ccoutant@google.com>
12354
06a73cfe
CC		 12355 * options.h (General_options::no_keep_memory): Remove incorrect
12356 short option.
f773f3d2 12357
a15af8e2
RW		 123582009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12359
12360 * Makefile.am (am__skiplex, am__skipyacc): New.
12361 * Makefile.in: Regenerate.
12362
c462b41b
RW		 123632009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12364
14ec8efd
RW		 12365 * Makefile.am (AM_CPPFLAGS): Renamed from ...
12366 (INCLUDES): ... this.
12367 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
12368 (AM_CPPFLAGS): Renamed from ...
12369 (INCLUDE): ... this.
12370 * Makefile.in, testsuite/Makefile.in: Regenerate.
12371
81ecdfbb
RW		 12372 * Makefile.in: Regenerate.
12373 * aclocal.m4: Likewise.
12374 * config.in: Likewise.
12375 * configure: Likewise.
12376 * testsuite/Makefile.in: Likewise.
12377
c462b41b
RW		 12378 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12379 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
12380 * Makefile.in: Regenerate.
12381 * testsuite/Makefile.in: Regenerate.
12382
2da73f13
CC		 123832009-08-19 Cary Coutant <ccoutant@google.com>
12384
12385 * resolve.cc (Symbol_table::resolve): Don't complain about defined
12386 symbols in shared libraries overridden by hidden or internal symbols
12387 in the main program.
12388
2db70501
CD		 123892009-08-19 Chris Demetriou <cgd@google.com>
12390
12391 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
12392 checking source file names in error messages.
12393
f733487b
DK		 123942009-08-18 Doug Kwan <dougkwan@google.com>
12395
12396 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
12397 an elcpp::Ehdr as parameter. Adjust call to set_target.
12398 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
12399 an elfcpp::Ehdr as parameter.
12400 * object.cc (Object::set_target): Remove the version that looks up
12401 a target and sets it.
12402 (Sized_relobj::setup): Take a Target object instead of
12403 an elfcpp::Ehdr as parameter. Adjust call to set_target.
12404 (make_elf_sized_object): Find target and ask target to
12405 make an ELF object.
12406 * object.h: (Object::set_target): Remove the version that looks up
12407 a target and sets it.
12408 (Sized_relobj::setup): Take a Target object instead of
12409 an elfcpp:Ehdr as parameter.
12410 * target.cc: Include dynobj.h.
12411 (Target::do_make_elf_object_implementation): New.
2e702c99 12412 (Target::do_make_elf_object): New.
f733487b
DK		 12413 * target.h (Target::make_elf_object): New template declaration.
12414 (Target::do_make_elf_object): New method declarations.
12415 (Target::do_make_elf_object_implementation): New template declaration.
12416
cc70f101
ILT		 124172009-08-14 Ian Lance Taylor <iant@google.com>
12418
12419 * gold.h (FUNCTION_NAME): Define.
12420 (gold_unreachable): Use FUNCTION_NAME.
12421
ef5e0cb1
ST		 124222009-08-12 Sriraman Tallam <tmsriram@google.com>
12423
12424 * icf.cc (Icf::find_identical_sections): Issue a warning when a
12425 symbol in the --keep-unique list is not found.
12426
48c187ce
ST		 124272009-08-12 Sriraman Tallam <tmsriram@google.com>
12428
12429 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
12430 been maked as --keep-unique.
12431 (Icf::unfold_section): New function.
12432 * icf.h (Icf::unfold_section): New function.
12433 * options.h (General_options::keep_unique): New option.
12434 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
12435 * testsuite/Makefile.in: Regenerate.
12436 * testsuite/icf_keep_unique_test.sh: New file.
12437 * testsuite/icf_keep_unique_test.cc: New file.
12438
645afe0c
CC		 124392009-08-12 Cary Coutant <ccoutant@google.com>
12440
12441 PR 10471
12442 * resolve.cc (Symbol_table::resolve): Check for references from
12443 dynamic objects to hidden and internal symbols.
12444 * testsuite/Makefile.am (hidden_test.sh): New test.
12445 * testsuite/Makefile.in: Regenerate.
12446 * testsuite/hidden_test.sh: New script.
12447 * testsuite/hidden_test_1.c: New test source.
12448 * testsuite/hidden_test_main.c: New test source.
12449
11af873f
DK		 124502009-08-11 Doug Kwan <dougkwan@google.com>
12451
12452 * arm.cc: Update comments.
12453 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
12454 segment to locate the .ARM.exidx section if present.
12455
b9f7d72d
DK		 124562009-08-09 Doug Kwan <dougkwan@google.com>
12457
12458 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
12459 patch.
12460
ddd3c53c
ST		 124612009-08-07 Sriraman Tallam <tmsriram@google.com>
12462 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
12463 compiler warnings.
12464
27721062
ST		 124652009-08-06 Sriraman Tallam <tmsriram@google.com>
12466
12467 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
12468 valid tls_segment only for non-debug-section relocations.
12469 * testsuite/Makefile.am: Add gc_tls_test.
12470 * testsuite/Makefile.in: Regenerate.
12471 * testsuite/gc_tls_test.cc: New file.
12472 * testsuite/gc_tls_test.sh: New file.
12473
ef15dade 124742009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 12475
ef15dade
ST		 12476 * icf.cc: New file.
12477 * icf.h: New file.
12478 * Makefile.am (CCFILES): Add icf.cc.
12479 (HFILES): Add icf.h
12480 * Makefile.in: Regenerate.
12481 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
12482 * gc.h (gc_process_relocs): Populate lists used by icf to contain
12483 section, symbol and addend information for the relocs.
12484 * gold.cc (queue_middle_tasks): Call identical code folding.
12485 * gold.h: Add defines for multimap.
12486 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
12487 to the call of finalize_local_symbols.
12488 * main.cc (main): Create object of class Icf.
12489 * object.cc (Sized_relobj::do_layout): Allow this function to be
12490 called twice during icf.
12491 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
12492 to sections marked as identical by icf.
12493 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
12494 when available.
12495 (Sized_relobj::do_section_entsize): New function.
12496 * object.h (Object::section_entsize): New function.
12497 (Object::do_section_entsize): New pure virtual function.
12498 (Relobj::finalize_local_symbols): Add new parameter.
12499 (Relobj::do_section_entsize): New function.
12500 * options.h (General_options::icf): New option.
12501 (General_options::icf_iterations): New option.
12502 (General_options::print_icf_sections): New option.
12503 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
12504 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
12505 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
12506 icf.
12507 * symtab.cc (Symbol_table::is_section_folded): New function.
12508 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
12509 to sections marked as identical by icf.
12510 * symtab.h (Symbol_table::set_icf): New function.
12511 (Symbol_table::icf): New function.
12512 (Symbol_table::is_section_folded): New function.
12513 (Symbol_table::icf_): New data member.
12514 * target-reloc.h (relocate_section): Ignore sections folded by icf.
12515 * testsuite/Makefile.am: Add commands to build icf_test.
12516 * testsuite/Makefile.in: Regenerate.
12517 * testsuite/icf_test.sh: New file.
12518 * testsuite/icf_test.cc: New file.
12519
c3b65ac4
CD		 125202009-07-24 Chris Demetriou <cgd@google.com>
12521
12522 * layout.cc (is_compressible_debug_section): Fix incorrect
12523 comment about compressed section names.
12524
1caf2c51
ILT		 125252009-07-20 Ian Lance Taylor <ian@airs.com>
12526
12527 PR 10419
12528 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
12529
1ef4d87f
ILT		 125302009-07-16 Ian Lance Taylor <iant@google.com>
12531
12532 PR 10400
12533 * layout.h: #include <map>.
12534 (class Kept_section): Change from struct to class. Add accessors
12535 and setters. Add section size to Comdat_group mapping. Change
12536 Comdat_group to std::map. Add is_comdat_ field. Add
12537 linkonce_size field in union.
12538 (class Layout): Update declaration of find_or_add_kept_section.
12539 Don't declare find_kept_object.
12540 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
12541 parameter. Add object, shndx, is_comdat, and is_group_name
12542 parameters. Change all callers. Adjust for new Kept_section.
12543 (Layout::find_kept_object): Remove.
12544 * object.cc (Sized_relobj::include_section_group): Update use of
12545 Kept_section. Rename secnum to shndx. Only record
12546 Kept_comdat_section if sections are the same size.
12547 (Sized_relobj::include_linkonce_section): Update use of
12548 Kept_section. Only record Kept_comdat_section if sections are the
12549 same size. Set size of linkonce section.
12550 (Sized_relobj::map_to_kept_section): Update call to
12551 get_kept_comdat_section.
12552 * object.h (class Sized_relobj): Rename fields in
12553 Kept_comdat_section to drop trailing underscores; change object
12554 field to Relobj*. Change Kept_comdat_section_table to store
12555 struct rather than pointer.
12556 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
12557 Add kept_object and kept_shndx parameters. Change all callers.
12558 (Sized_relobj::get_kept_comdat_section): Change return type to
12559 bool. Add kept_object and kept_shndx parameters. Change all
12560 callers.
12561 * plugin.cc (Pluginobj::include_comdat_group): Update call to
12562 Layout::find_or_add_kept_section.
12563
37c3b7b0
ILT		 125642009-07-09 Ian Lance Taylor <iant@google.com>
12565
12566 * merge.cc (Object_merge_map::initialize_input_to_output_map):
12567 Reserve space in the hash table.
12568
98fa85cb
ILT		 125692009-07-06 Mikolaj Zalewski <mikolajz@google.com>
12570
12571 * fileread.cc (File_read::get_mtime): New method.
12572 * fileread.h (Timespec): New structure.
12573 (File_read::get_mtime): New method.
12574 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
12575 Renamed from timestamp_nsec.
12576 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
12577 Elf_Xword.
e1df38aa 12578 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 12579 timestamp_nsec.
e1df38aa 12580 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 12581 (Incremental_inputs::report_obejct): Save mtime; style fix.
12582 (Incremental_inputs::report_script): Save mtime; style fix.
12583 (Incremental_inputs::finalize_inputs): Style fix.
12584 (Incremental_inputs::finalize): Style fix.
12585 (Incremental_inputs::create_input_section_data): Store inputs
12586 mtime.
12587 * incremental.h (Incremental_inputs::report_script): Add mtime
12588 argument.
12589 (Incremental_inputs::Input_info::Input_info): Intialize only one
12590 union member.
12591 (Incremental_inputs::Input_info::archive): Move to nameless
12592 union.
12593 (Incremental_inputs::Input_info::obejct): Move to nameless union.
12594 (Incremental_inputs::Input_info::script): Move to nameless union.
12595 (Incremental_inputs::mtime): New field.
12596 * script.cc (read_input_script): Pass file mtime to
12597 Incremental_input.
12598 * script.h (Script_info::inputs): Style fix.
12599
c9d70757
ILT		 126002009-07-01 Ian Lance Taylor <ian@airs.com>
12601
12602 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
12603 instead of 32.
12604
9c547ec3
ILT		 126052009-06-24 Ian Lance Taylor <iant@google.com>
12606
12607 PR 10156
12608 * layout.cc (Layout::choose_output_section): If we find an
12609 existing section, update the flags.
12610 (Layout::create_notes): New function, broken out of
12611 Layout::finalize.
12612 (Layout::finalize): Don't create note sections.
12613 (Layout::create_note): Don't crash if linker script discards
12614 section.
12615 (Layout::create_gold_note): Likewise.
12616 (Layout::create_build_id): Likewise. Don't set
12617 after_input_sections on the section.
12618 (Layout::create_executable_stack_info): Remove target parameter.
12619 Change caller.
12620 * layout.h (class Layout): Declare create_notes. Update
12621 declaration of create_executable_stack_info.
12622 * gold.cc (queue_middle_tasks): Call create_notes.
12623 * output.cc (Output_section::update_flags_for_input_section): Move
12624 here from output.h. If SHF_ALLOC flag is newly set, mark address
12625 invalid.
12626 * output.h (Output_data::mark_address_invalid): New function.
12627 (class Output_section): Only declare, not define,
12628 update_flags_for_input_section. Remove set_flags.
12629
55458500
ILT		 126302009-06-24 Ian Lance Taylor <iant@google.com>
12631
12632 * script-sections.cc (Output_section_definition::
12633 set_section_addresses): Rename shadowing local load_address to
12634 laddr.
12635
1307d6cd
ILT		 126362009-06-24 Ian Lance Taylor <iant@google.com>
12637
12638 PR 10244
12639 * reloc.cc (relocate_sections): Skip empty relocation sections.
12640
ec3f783e
ILT		 126412009-06-23 Ian Lance Taylor <iant@google.com>
12642
12643 PR 10156
12644 * layout.cc (Layout::create_note): Use choose_output_section
12645 rather than make_output_section.
12646
459c9f1c
ILT		 126472009-06-23 Ian Lance Taylor <iant@google.com>
12648
12649 PR 10237
12650 * options.cc (General_options::parse_V): Set printed_version_.
12651 (General_options::General_options): Initialize printed_version_.
12652 * options.h (class General_options): Add printed_version_ field.
12653 * gold.cc (queue_initial_tasks): If there are no input files,
12654 don't give a fatal error if we printed the version information.
12655 (queue_middle_tasks): If using -r with a shared object, give a
12656 fatal error rather than an ordinary error.
12657
1518dc8f
ILT		 126582009-06-23 Ian Lance Taylor <iant@google.com>
12659
12660 PR 10219
12661 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
12662 (Layout::make_output_section): Set have_stabstr_section_ if we see
12663 a .stab*str section.
12664 (Layout::finalize): Call link_stabs_sections.
12665 (Layout::link_stabs_sections): New file.
12666 * layout.h (class Layout): Add have_stabstr_section_ field.
12667 Declare link_stabs_sections.
12668
3d857b98
DK		 126692009-06-23 Doug Kwan <dougkwan@google.com>
12670
12671 * Makefile.am (libgold_a_LIBADD): New.
12672 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2e702c99 12673 * Makefile.in: Regenerate.
3d857b98
DK		 12674 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
12675 * configure: Regenerate.
12676 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
12677 * fileread.cc: Include sys/state.h
12678 * gold.h: Declare memmem and strndup if found missing.
12679 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
12680
0639a6f6
ILT		 126812009-06-23 Ian Lance Taylor <iant@google.com>
12682
12683 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
12684 * configure: Rebuild.
12685
8d63875c
ILT		 126862009-06-23 Ian Lance Taylor <iant@google.com>
12687
12688 PR 10147
12689 * object.cc (Object::section_contents): Don't try to get a view if
12690 the section has length zero.
12691 (Object::handle_gnu_warning_section): If the section is empty, use
12692 the name of the section as the warning.
12693
f7c8a183
ILT		 126942009-06-23 Ian Lance Taylor <iant@google.com>
12695
12696 PR 10133
12697 * stringpool.h (class Stringpool_template): Add optimize_ field.
12698 (Stringpool_template::set_optimize): New function.
12699 * stringpool.cc (Stringpool_template::Stringpool_template):
12700 Initialize optimize_ field.
12701 (Stringpool_template::set_string_offsets): Test local optimize
12702 fild rather than parameter.
12703 * layout.cc (Layout::Layout): Call set_optimize on the section
12704 name stringpool.
12705
e6a307ba
ILT		 127062009-06-22 Ian Lance Taylor <iant@google.com>
12707
12708 PR 10030
12709 * yyscript.y: Parse TARGET.
12710 * script.cc (script_set_target): New function.
12711 * script-c.h (script_set_target): Declare.
12712 * options.cc (General_options::string_to_object_format): Rename
12713 from string_to_object_format in anonymous namespace. Change
12714 callers.
12715 * options.h (class General_options): Declare
12716 string_to_object_format.
12717
3ee173de
ILT		 127182009-06-22 Ian Lance Taylor <iant@google.com>
12719
12720 * script-sections.cc (Script_sections::create_segments): Don't put
12721 program headers in a PT_LOAD segment if -n or -N.
12722
127232009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 12724
12725 PR 10141
12726 * options.h (class General_options): Add -z lazy and -z now. Sort
12727 -z options into alphabetical order.
12728 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
12729
cd6739a1 127302009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 12731
12732 * layout.cc (Layout::make_output_section): Call
12733 Target::new_output_section.
12734 (Layout::attach_allocated_section_to_segment): Put large section
12735 sections in a separate load segment with the large segment flag
12736 set.
12737 (Layout::segment_precedes): Sort large data segments after other
12738 load segments.
12739 (align_file_offset): New static function.
12740 (Layout::set_segment_offsets): Use align_file_offset.
12741 * output.h (class Output_section): Add is_small_section_ and
12742 is_large_section_ fields.
12743 (Output_section::is_small_section): New function.
12744 (Output_section::set_is_small_section): New function.
12745 (Output_section::is_large_section): New function.
12746 (Output_section::set_is_large_section): New function.
12747 (Output_section::is_large_data_section): New function.
12748 (class Output_segment): Add is_large_data_segment_ field.
12749 (Output_segment::is_large_data_segment): New function.
12750 (Output_segment::set_is_large_data_segment): New function.
12751 * output.cc (Output_section::Output_section): Initialize new
12752 fields.
12753 (Output_segment::Output_segment): Likewise.
12754 (Output_segment::add_output_section): Add assertion that large
12755 data sections always go in large data segments. Force small data
12756 sections to the end of the list of data sections. Force small BSS
12757 sections to the start of the list of BSS sections. For large BSS
12758 sections to the end of the list of BSS sections.
12759 * symtab.h (class Symbol): Declare is_common_shndx.
12760 (Symbol::is_defined): Check Symbol::is_common_shndx.
12761 (Symbol::is_common): Likewise.
12762 (class Symbol_table): Define enum Commons_section_type. Update
12763 declarations. Add small_commons_ and large_commons_ fields.
12764 * symtab.cc (Symbol::is_common_shndx): New function.
12765 (Symbol_table::Symbol_table): Initialize new fields.
12766 (Symbol_table::add_from_object): Put small and large common
12767 symbols in the right list.
12768 (Symbol_table::sized_finalized_symbol): Check
12769 Symbol::is_common_shndx.
12770 (Symbol_table::sized_write_globals): Likewise.
12771 * common.cc (Symbol_table::do_allocate_commons): Allocate new
12772 common symbol lists. Don't call do_allocate_commons_list if the
12773 list is empty.
12774 (Symbol_table::do_allocate_commons_list): Remove is_tls
12775 parameter. Add comons_section_type parameter. Change all
12776 callers. Handle small and large common symbols.
12777 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
12778 Symbol::is_common_shndx.
12779 * resolve.cc (symbol_to_bits): Likewise.
12780 * target.h (Target::small_common_shndx): New function.
12781 (Target::small_common_section_flags): New function.
12782 (Target::large_common_shndx): New function.
12783 (Target::large_common_section_flags): New function.
12784 (Target::new_output_section): New function.
12785 (Target::Target_info): Add small_common_shndx, large_common_shndx,
12786 small_common_section_flags, and large_common_section_flags
12787 fields.
12788 (Target::do_new_output_section): New virtual function.
12789 * arm.cc (Target_arm::arm_info): Initialize new fields.
12790 * i386.cc (Target_i386::i386_info): Likewise.
12791 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
12792 Likewise.
12793 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
12794 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
12795 (Target_x86_64::do_new_output_section): New function.
12796 * configure.ac: Define conditional MCMODEL_MEDIUM.
12797 * testsuite/Makefile.am (check_PROGRAMS): Add large.
12798 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
12799 (large_LDFLAGS): Define.
12800 * testsuite/large.c: New file.
12801 * testsuite/testfile.cc (Target_test::test_target_info):
12802 Initialize new fields.
12803 * configure, testsuite/Makefile.in: Rebuild.
12804
bb04269c
DK		 128052009-06-05 Doug Kwan <dougkwan@google.com>
12806
12807 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 12808 * Makefile.in: Regenerate.
bb04269c
DK		 12809 * i386.cc (class Target_i386): Define new virtual method to
12810 override do_is_local_label_name in parent.
12811 * object.cc (Sized_relobj::do_count_local_symbols): Discard
12812 local symbols if --discard-locals or -X is given.
12813 * options.h (class General_options): Declare new options
12814 '--discard-locals' and '-X' for discarding locals.
12815 * target.h (class Target): Define new methods is_local_label_name.
12816 Declare new virtual method do_is_local_label_name.
12817 * target.cc: New file.
12818 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
12819 (check_SCRIPTS): Add discard_locals_test.sh.
12820 (check_DATA): Add discard_local_tests.syms.
12821 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
12822 (discard_local_tests.syms, discard_locals_test.o): New make rules.
12823 * testsuite/Makefile.in: Regenerate.
12824 * testsuite/discard_locals_test.c: New file.
12825 * testsuite/discard_locals_test.sh: Same.
12826
805bb01c
DK		 128272009-06-05 Doug Kwan <dougkwan@google.com>
12828
12829 * object.cc (Sized_relobj::Sized_relobj): Initialize
12830 discarded_eh_frame_shndx_ to -1U.
12831 (Sized_relobj::do_layout): Record index of a discard .eh_frame
12832 section.
12833 (Sized_relobj::do_count_local_symbols): Skip local symbols in
12834 a discarded .eh_frame section.
12835 (Sized_relobj::do_finalize_local_symbols): Ditto.
12836 * object.h (class Sized_relobj): Declare new member
12837 discarded_eh_frame_shndx_.
12838 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
12839 (local_labels_test.o, local_labels_test): New rules.
12840 * testsuite/Makefile.in: Regenerate.
12841
1dcd334d
DK		 128422009-06-04 Doug Kwan <dougkwan@google.com>
12843
12844 * layout.cc (Layout::section_name_mapping): Add mapping for
12845 special ARM sections.
12846
96d49306
DK		 128472009-06-03 Doug Kwan <dougkwan@google.com>
12848
12849 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
12850 (utils::has_overflow): Same.
12851
dff16297
ILT		 128522009-06-03 Ian Lance Taylor <iant@google.com>
12853
12854 * layout.cc (Layout::section_name_mapping): New array, replacing
12855 Layout::linkonce_mapping.
12856 (Layout::section_name_mapping_count): New variable, replacing
12857 Layout::linkonce_mapping_count.
12858 (Layout::linkonce_output_name): Remove.
12859 (Layout::output_section_name): Rewrite.
12860 * layout.h (class Layout): Rename Linkonce_mapping to
12861 Section_name_mapping, linkonce_mapping to section_name_mapping,
12862 linkonce_mapping_count to section_name_mapping_count. Don't
12863 declare linkonce_output_name.
12864
c121c671
DK		 128652009-06-03 Doug Kwan <dougkwan@google.com>
12866
12867 * gold/arm.cc (namespace utils): New.
12868 (Target_arm::reloc_is_non_pic): Define new method.
12869 (class Arm_relocate_functions): New.
12870 (Target_arm::Relocate::relocate): Handle relocation types used by
12871 Android.
12872
07800fab
ILT		 128732009-06-03 Ian Lance Taylor <iant@google.com>
12874
12875 * arm.cc (Target_arm::scan::global): Use || instead of |.
12876
c121c671
DK		 128772009-06-02 Doug Kwan <dougkwan@google.com>
12878
12879 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
12880 issued_non_pic_error_.
12881 (class Target_arm::Scan): Declare new method check_non_pic.
12882 Define new method symbol_needs_plt_entry.
12883 Declare new data member issued_non_pic_error_.
12884 (class Target_arm::Relocate): Declare new method
12885 should_apply_static_reloc.
12886 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
12887 (Target_arm::Scan::check_non_pic): Define new method.
12888 (Target_arm::Scan::local): Handle a small subset of reloc types used
12889 by Android.
12890 (Target_arm::Scan::local): Same.
12891 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
12892
b19b0c6d
ILT		 128932009-05-31 Mikolaj Zalewski <mikolajz@google.com>
12894
12895 * incremental.cc (Incremental_inputs::report_command_line): Filter
12896 out --incremental-* options.
12897
94cdfcff
DK		 128982009-05-29 Doug Kwan <dougkwan@google.com>
12899
12900 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
12901 template class.
12902 (class Target_arm): Update comment.
12903 (Target_arm::Target_arm): Initialize new data members GOT_,
12904 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
12905 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
12906 and Target_arm::rel_dyn_section.
12907 Declare new_enum Target_arm::Got_type.
12908 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
12909 and DYNBSS_.
12910 Update commments for member do_dynsym_value.
12911 (Target_arm::got_size, Target_arm::plt_section,
12912 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
12913 new methods inside class defintion.
12914 (Target_arm::got_section): Define new method.
12915 (Target_arm::rel_dyn_section): Same.
12916 (Output_data_plt_arm): New template class.
12917 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
12918 (Output_data_plt_arm:do_adjust_output_section): Define new method.
12919 (Output_data_plt_arm::add_entry): Same.
12920 (Output_data_plt_arm::first_plt_entry): Define new
12921 static data member for PLT instruction template.
12922 (Output_data_plt_arm::plt_entry): Same.
12923 (Output_data_plt_arm::do_write): Define new method.
12924 (Target_arm::make_plt_entry): Same.
12925 (Target_arm::do_finalize_sections): Same.
12926 (Target_arm::do_dynsym_value): Same.
12927
4a657b0d
DK		 129282009-05-28 Doug Kwan <dougkwan@google.com>
12929
12930 * Makefile.am (TARGETSOURCES): Add arm.cc.
12931 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
12932 * Makefile.in: Regenerate.
12933 * arm.cc: New file.
12934 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
12935
e7ae8c36
DK		 129362009-05-26 Doug Kwan <dougkwan@google.com>
12937
12938 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12939 (General_options::check_excluded_libs): Strip off directories in
12940 archive name before matching like GNU ld does.
12941 * testsuite/Makefile.am (MOSTLYCLEANFILES,
12942 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
12943 (exclude_libs_test_LDFLAGS): Add linker option
12944 -Wl,--exclude-libs,libexclude_libs_test_3
12945 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
12946 an explicit archive without using -l.
12947 (alt/libexclude_libs_test_3.a): New make rule.
12948 * testsuite/Makefile.in: Regenerate.
12949 * testsuite/exclude_libs_test.c : Declare lib3_default().
12950 (main): Call it.
12951 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
12952 * exclude_libs_test_3.c: New file.
12953
f12e7348
NC		 129542009-05-26 Nick Clifton <nickc@redhat.com>
12955
12956 * po/id.po: New Indonesian translation.
12957 * po/gold.pot: Updated template file.
12958
4daadc0d
ST		 129592009-05-22 Sriraman Tallam <tmsriram@google.com>
12960
e1df38aa 12961 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 12962 gc_comdat_test files. Add -Wl,--gc-sections to build
12963 gc_comdat_test.
12964 * testsuite/Makefile.in: Regenerate.
12965 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
12966
531813ad
ST		 129672009-05-21 Sriraman Tallam <tmsriram@google.com>
12968
12969 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12970 kept comdat section was garbage collected.
12971 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
12972 * testsuite/Makefile.in: Regenerate.
12973 * testsuite/gc_comdat_test.sh: New file.
12974 * testsuite/gc_comdat_test_1.cc: New file.
12975 * testsuite/gc_comdat_test_2.cc: New file.
12976
65514900
CC		 129772009-05-19 Doug Kwan <dougkwan@google.com>
12978
12979 * archive.cc (Archive::Archive): Move constructor from archive.h
12980 to here. Initialize no_export_.
12981 (Archive::get_elf_object_for_member): Set no_export flag of object.
12982 * archive.h (Archive::Archive): Move constructor body to
12983 archive.cc.
12984 (Archive::no_export): New method.
12985 (Archive::no_export_): New field.
12986 * object.h (Object::Object): Initialize no_export_ to false.
12987 (Object::no_export, Object::set_no_export): New methods.
12988 (Object::no_export_): New field.
12989 * options.cc (General_options::parse_exclude_libs): New method.
12990 (General_options::check_excluded_libs) Same.
12991 * options.h (exclude_libs): New option.
12992 (General_options::check_excluded_libs): New method declaration.
12993 (General_options::excluded_libs_): New field.
12994 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
12995 default or protected visibility if an object has no-export flag set.
12996 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
12997 (check_SCRIPTS): Add exclude_libs_test.sh.
12998 (check_DATA): Add exclude_libs_test.syms.
12999 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
13000 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
13001 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
13002 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
13003 (exclude_libs_test.syms, libexclude_libs_test_1.a,
13004 libexclude_libs_test_2.a): New rules.
13005 * testsuite/Makefile.in: Regenerate.
13006 * testsuite/exclude_libs_test.c: New file.
13007 * testsuite/exclude_libs_test.sh: Ditto.
13008 * testsuite/exclude_libs_test_1.c: Ditto.
13009 * testsuite/exclude_libs_test_2.c: Ditto.
13010
1b77ea50
ILT		 130112009-05-15 Ian Lance Taylor <iant@google.com>
13012
13013 * configure.ac: Check for declarations for cases where libiberty.h
13014 checks HAVE_DECL_xxx.
13015 * configure, config.in: Rebuild.
13016
072fe7ce
ILT		 130172009-05-15 Mikolaj Zalewski <mikolajz@google.com>
13018
13019 * gold.h (Incremental_argument_list): Remove (invalid) forward
13020 declaration.
13021 * incremental.cc (Incremental_inputs::report_achive): New method.
13022 (Incremental_inputs::report_object): New method.
13023 (Incremental_inputs::report_script): New method.
13024 (Incremental_inputs::finalize_inputs): New method.
13025 (Incremental_inputs::finalize): Call finalize_inputs().
13026 (Incremental_inputs::sized_create_incremental_inputs_section_data):
13027 Create inputs entries.
13028 * incremental.h (Incremental_input_type): New enum.
13029 (Incremental_inputs::Incremental_input): Initialize new fields.
13030 (Incremental_inputs::report_inputs): New method.
13031 (Incremental_inputs::report_achive): New method.
13032 (Incremental_inputs::report_object): New method.
13033 (Incremental_inputs::report_script): New method.
13034 (Incremental_inputs::finalize_inputs): New method.
13035 (Incremental_inputs::Input_info): New struct.
13036 (Incremental_inputs::Input_info_map): New typedef.
13037 (Incremental_inputs::lock_): New field.
13038 (Incremental_inputs::Inputs_): New field.
13039 (Incremental_inputs::Inputs_map): New field.
13040 * main.cc (main): Call Incremental_input::report_inputs.
13041 * options.h (Input_argument_list): Typedef moved from
13042 Input_arguments.
13043 (Input_file_group::Files): Remove, use ::Input_argument_list.
13044 (Input_file_group::Input_argument_list): Remove, use
13045 ::Input_argument_list.
13046 * plugin.cc (Plugin_manager::add_input_file): Add error in
13047 incremental build.
13048 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
13049 functions.
13050 * script.cc (read_input_script): Call
13051 Incremental_input::report_script.
13052 * script.h (Script_info): New class.
13053
b0481b0b
ILT		 130542009-04-27 Ian Lance Taylor <iant@google.com>
13055
13056 * x86_64.cc (do_adjust_output_section): Set entsize to
13057 plt_entry_size.
13058
b22a5a41 130592009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 13060
13061 * output.cc (Output_file::close): After short writes, continue
13062 writing from the correct offset in the buffer being written.
13063
40fde488
CD		 130642009-04-23 Chris Demetriou <cgd@google.com>
13065
13066 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
13067 * configure: Regenerate.
13068 * config.in: Regenerate.
13069 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
13070 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
13071
3ce2c28e
ILT		 130722009-04-21 Mikolaj Zalewski <mikolajz@google.com>
13073
13074 * incremental.cc (Incremental_inputs_header_data): Renamed from
13075 Incremental_input_header_data.
13076 (Incremental_inputs_header_data::data_size): New field.
13077 (Incremental_inputs_header_data::put_input_file_count): Renamed
13078 from input_file_count.
13079 (Incremental_inputs_header_data::put_command_line_offset): Renamed
13080 from command_line_offset.
13081 (Incremental_inputs_header_data::put_reserved): Renamed from
13082 put_reserved.
13083 (Incremental_inputs_entry_data): Renamed from
13084 Incremental_input_entry_data.
13085 (Incremental_inputs_entry_data::data_size): New field.
13086 (Incremental_inputs::report_command_line): New method.
13087 (Incremental_inputs::finalize): New method.
13088 (Incremental_inputs::create_incremental_inputs_data): New method.
13089 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
13090 * incremental.h: New file.
13091 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
703d02da 13092 (Layout::finalize): Create incremental inputs section in
3ce2c28e 13093 incremental builds.
703d02da 13094 (Layout::create_incremental_info_sections): New method.
3ce2c28e 13095 * layout.h (Layout::incremental_inputs): New method.
703d02da
AM		 13096 (Layout::create_incremental_info_sections): New method.
13097 (Layout::incremental_inputs_): New field.
3ce2c28e
ILT		 13098 * main.cc (main): Notify Incremental_input of the command line.
13099
e55bde5e
ILT		 131002009-04-01 Ian Lance Taylor <iant@google.com>
13101 Mikolaj Zalewski <mikolajz@google.com>
13102
13103 * gold.h (reserve_unordered_map): Define, three versions, one for
13104 each version of Unordered_map.
13105 * layout.cc (Layout::Layout): Remove options parameter. Add
13106 number_of_input_files parameter. Don't initialize options_.
13107 Initialize number_of_input_files_ and resized_signatures_. Move
13108 sections_are_attached_.
13109 (Layout::layout_group): Reserve space for group_signatures_.
13110 (Layout::find_or_add_kept_section): Change name parameter to be a
13111 reference. Resize signatures_ map when it gets large enough.
13112 (Layout::layout_eh_frame): Use parameters->options() instead of
13113 this->options_.
13114 (Layout::make_output_section): Likewise.
13115 (Layout::attach_allocated_section_to_segment): Likewise.
13116 (Layout::finalize, Layout::create_executable_stack): Likewise.
13117 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
13118 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
13119 * layout.h (class Layout): Update declarations. Remove options_
13120 field. Add number_of_input_files_ and resized_signatures_
13121 fields. Move sections_are_attached_ field.
13122 * main.cc (main): Pass number of input files to Layout
13123 constructor. Don't pass options.
13124
154b857c
ILT		 131252009-03-30 Ian Lance Taylor <iant@google.com>
13126
13127 * ffsll.c (ffsll): Correct implementation.
13128
2f35ab9b
ILT		 131292009-03-27 Ian Lance Taylor <iant@google.com>
13130
fd03461a
ILT		 13131 * ffsll.c: New file.
13132 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
13133 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
13134 * ftruncate.c (ftruncate): Declare before definition.
13135 * mremap.c (mremap): Likewise.
13136 * pread.c (pread): Likewise.
13137 * configure, Makefile.in, config.in: Rebuild.
13138
2f35ab9b
ILT		 13139 * mremap.c: New file.
13140 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
13141 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
13142 (mremap): Declare if HAVE_MREMAP is not defined.
13143 * configure, Makefile.in, config.in: Rebuild.
13144
33aea2fd
CC		 131452009-03-27 Cary Coutant <ccoutant@google.com>
13146
13147 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
13148 position independent.
13149 * sparc.cc (Target_sparc::check_non_pic): Likewise.
13150 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
13151
6d479619
CC		 131522009-03-24 Cary Coutant <ccoutant@google.com>
13153
13154 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
13155 an executable.
13156 (needs_dynamic_reloc): Likewise.
13157
afc06bb8
ILT		 131582009-03-24 Ian Lance Taylor <iant@google.com>
13159
13160 * yyscript.y (file_cmd): Recognize EXTERN.
13161 (extern_name_list, extern_name_list_body): New nonterminals.
13162 * script.cc (script_add_extern): Define.
13163 * script-c.h (script_add_extern): Declare.
13164
f6060a4d
ILT		 131652009-03-24 Rafael Avila de Espindola <espindola@google.com>
13166
13167 * object.cc (is_elf_object): Define.
13168 * object.h (is_elf_object): Declare.
13169 * archive.cc (Archive::get_elf_object_for_member): Call
13170 is_elf_object.
33aea2fd 13171 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 13172
26736d8e
ILT		 131732009-03-24 Elliott Hughes <enh@google.com>
13174
13175 * output.cc (Output_file::map_anonymous): Define.
13176 (Output_file::map): Use map_anonymous. If the regular mmap fails,
13177 try an anonymous one. Report the size if the mmap fails.
13178 * output.h (class Output_file): Declare map_anonymous.
13179
22fd9730
ILT		 131802009-03-24 Ian Lance Taylor <iant@google.com>
13181
13182 * target-select.cc (instantiate_target): Don't acquire the lock if
13183 the instantiated_target_ field has already been set.
13184
cb010894
ILT		 131852009-03-23 Ian Lance Taylor <iant@google.com>
13186
7f055c20
ILT		 13187 * gold-threads.h (class Initialize_lock): Define.
13188 * gold-threads.cc (class Initialize_lock_once): Define.
13189 (initialize_lock_control): New static variable.
13190 (initialize_lock_pointer): New static variable.
13191 (initialize_lock_once): New static function.
13192 (Initialize_lock::Initialize_lock): Define.
13193 (Initialize_lock::initialize): Define.
13194 * target-select.h: Include "gold-threads.h".
13195 (class Target_selector): Add lock_ and initialize_lock_ fields.
13196 Don't define instantiate_target, just declare it.
13197 * target-select.cc (Target_selector::Target_selector): Initialize
13198 new fields.
13199 (Target_selector::instantiate_target): Define.
13200 * descriptors.h: Include "gold-threads.h".
13201 (class Descriptors): Add initialize_lock_ field.
13202 * descriptors.cc (Descriptors::Descriptors): Initialize new
13203 field.
13204 (Descriptors::open): Use initialize_lock_ field
13205 * errors.h (class Errors): Add initialize_lock_ field.
13206 * errors.cc (Errors::Errors): Initialize new field.
13207 (Errors::initialize_lock): Use initialize_lock_ field.
13208 * powerpc.cc (class Target_selector_powerpc): Remove
13209 instantiated_target_ field. In do_recognize call
13210 instantiate_target rather than do_instantiate_target. In
13211 do_instantiate_target just allocate a new target.
13212 * sparc.cc (class Target_selector_sparc): Likewise.
13213
36959681
ILT		 13214 * freebsd.h: New file.
13215 * i386.cc: Include "freebsd.h".
13216 (Target_i386): Derive from Target_freebsd rather than
13217 Sized_target.
13218 (Target_selector_i386): Derive from Target_selector_freebsd rather
13219 than Target_selector.
13220 * x86_64.cc: Include "freebsd.h".
13221 (Target_x86_64): Derive from Target_freebsd rather than
13222 Sized_target.
13223 (Target_selector_x86_64): Derive from Target_selector_freebsd
13224 rather than Target_selector.
13225 * target.h (class Target): Add adjust_elf_header and
13226 do_adjust_elf_header.
13227 * output.cc (Output_file_header:: do_sized_write): Call target
13228 adjust_elf_header routine.
13229 * configure.tgt: Set targ_osabi.
13230 * configure.ac: Define GOLD_DEFAULT_OSABI.
13231 * parameters.cc (Parameters::default_target): Pass
13232 GOLD_DEFAULT_OSABI to select_target.
13233 * target-select.h (class Target_selector): Make instantiate_target
13234 protected rather than private.
13235 * Makefile.am (HFILES): Add freebsd.h.
13236 * configure, Makefile.in, config.in: Rebuild.
13237
cb010894
ILT		 13238 * merge.cc (do_add_input_section): Correct pend value. Change
13239 message about last entry not being null terminated from error to
13240 warning.
13241
0e879927
ILT		 132422009-03-20 Mikolaj Zalewski <mikolajz@google.com>
13243
13244 * incremental.cc: New file.
13245 * Makefile.am (CCFILES): Add incremental.cc.
13246 * Makefile.in: Rebuild.
13247
41105937
PP		 132482009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
13249
13250 * layout.cc (Layout::output_section_name): Preserve names
13251 of '.note.' sections.
e1df38aa 13252
60439920
ILT		 132532009-03-19 Ian Lance Taylor <iant@google.com>
13254
13255 * descriptors.cc (Descriptors::open): Check that the options are
13256 valid before using them.
13257
0d371ad3
ILT		 132582009-03-18 Ian Lance Taylor <iant@google.com>
13259
13260 * script-sections.h: Include <list>.
13261 (class Script_sections): Change Sections_elements from std::vector
13262 to std::list. Typedef public Elements_iterator. Add
13263 orphan_section_placement_, data_segment_align_start_, and
13264 saw_data_segment_align_ fields. Remove data_segment_align_index_
13265 field.
13266 * script-sections.cc (class Orphan_section_placement): New class.
13267 (class Sections_element): Add virtual functions is_relro and
13268 orphan_section_init. Remove virtual function place_orphan_here.
13269 (class Output_section_definition): Add is_relro and
13270 orphan_section_init. Remove place_orphan_here.
13271 (class Orphan_output_section): Likewise.
13272 (Script_sections::Script_sections): Update for field changes.
13273 (Script_sections::data_segment_align): Set saw_data_segment_align_
13274 and data_segment_align_start_, not data_segment_align_index.
13275 (Script_sections::data_segment_relro_end): Check
13276 saw_data_segment_align_. Use data_segment_align_start_ rather
13277 than data_segment_align_index_.
13278 (Script_sections::place_orphan): Rewrite to use
13279 Orphan_section_placement.
13280
9201d894
ILT		 132812009-03-17 Ian Lance Taylor <iant@google.com>
13282
9c5b8369
ILT		 13283 * archive.cc (Archive::add_symbols): Check for a version attached
13284 to the symbol name in the archive map.
13285 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
13286 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
13287 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
13288 (ver_test_11.a): New target.
13289 * testsuite/Makefile.in: Rebuild.
13290
9201d894
ILT		 13291 * configure.ac: Check for chsize and posix_fallocate. Replace
13292 ftruncate.
13293 * ftruncate.c: New file, from gnulib.
13294 * output.cc (posix_fallocate): Define dummy version if not
13295 HAVE_POSIX_FALLOCATE.
13296 (Output_file::map): Call posix_fallocate rather than lseek and
13297 write.
13298 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
13299 * configure, Makefile.in, config.in: Rebuild.
13300
ef4ab7a8 133012009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 13302
ef4ab7a8
PP		 13303 * layout.h (Layout::create_note): Add section_name parameter.
13304 * layout.cc (Layout::create_note): Likewise.
13305 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 13306
8c500701
ILT		 133072009-03-17 Ian Lance Taylor <iant@google.com>
13308
e85b18e1
ILT		 13309 * descriptors.cc: Include "options.h".
13310 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
13311 (Descriptors::open): Always use O_CLOEXEC when opening a new
13312 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
13313 then set FD_CLOEXEC.
13314
9efe6174
ILT		 13315 * sparc.cc (class Target_sparc): Add has_got_section.
13316 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
13317 make sure we have a GOT section.
13318
13319 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
13320 (Target_sparc::Scan::local): Likewise.
13321 (Target_sparc::Scan::global): Likewise.
13322 (Target_sparc::Relocate::relocate): Likewise.
13323 (Target_sparc::Relocate::relocate_tls): Likewise.
13324
8c500701
ILT		 13325 * symtab.cc (Symbol_table::define_default_version): New function,
13326 broken out of add_from_object.
13327 (Symbol_table::add_from_object): Call define_default_version.
13328 (Symbol_table::define_special_symbol): Add resolve_oldsym
13329 parameter. Change all callers. If the version for a symbol comes
13330 from a version script, resolve it with the symbol with the same
13331 name with no version. Also add the symbol without a version if
13332 appropriate.
13333 (do_define_in_output_data): If resolving with oldsym, don't delete
13334 sym.
13335 (do_define_in_output_segment): Likewise.
13336 (do_define_as_constant): Likewise.
13337 * symtab.h (class Symbol_table): Update declarations.
13338
f1ed28fb
ILT		 133392009-03-13 Ian Lance Taylor <iant@google.com>
13340
15f8229b
ILT		 13341 * readsyms.cc (Read_symbols::incompatible_warning): New function.
13342 (Read_symbols::requeue): New function.
13343 (Read_symbols::do_read_symbols): If make_elf_object fails because
13344 the target type is not configured, and the file was searched for,
13345 issue a warning and retry with the next directory.
13346 (Add_symbols::run): If the file has an incompatible format, and
13347 it was searched for, requeue the Read_symbols task. On error,
13348 release the object.
13349 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
13350 dirindex parameter to constructor. Change all callers. Declare
13351 incompatible_warning and requeue.
13352 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
13353 input_argument_ and input_group_ fields. Add them to
13354 constructor. Change all callers.
13355 (class Read_script): Add dirindex_ field. Add it to constructor.
13356 Change all callers.
13357 * archive.cc (Archive::setup): Remove input_objects parameter.
13358 Change all callers.
13359 (Archive::get_file_and_offset): Likewise.
13360 (Archive::read_all_symbols): Likewise.
13361 (Archive::read_symbols): Likewise.
13362 (Archive::get_elf_object_for_member): Remove input_objects
13363 parameter. Add punconfigured parameter. Change all callers.
13364 (Archive::add_symbols): Change return type to bool. Check return
13365 value of include_member.
13366 (Archive::include_all_members): Likewise.
13367 (Archive::include_member): Change return type to bool. Return
13368 false if first included object has incompatible target. Set
13369 included_member_ field.
13370 (Add_archive_symbols::run): If add_symbols returns false, requeue
13371 Read_symbols task.
13372 * archive.h (class Archive): Add included_member_ field.
13373 Initialize it in constructor. Add input_file and searched_for
13374 methods. Update declarations.
13375 (class Add_archive_symbols): Add dirpath_, dirindex_, and
13376 input_argument_ fields. Add them to constructor. Change all
13377 callers.
13378 * script.cc: Include "target-select.h".
13379 (class Parser_closure): Add skip_on_incompatible_target_ and
13380 found_incompatible_target_ fields. Add
13381 skip_on_incompatible_target parameter to constructor. Change all
13382 callers. Add methods skip_on_incompatible_target,
13383 clear_skip_on_incompatible_target, found_incompatible_target, and
13384 set_found_incompatible_target.
13385 (read_input_script): Add dirindex parameter. Change all callers.
13386 If parser finds an incompatible target, requeue Read_symbols
13387 task.
13388 (script_set_symbol): Clear skip_on_incompatible_target in
13389 closure.
13390 (script_add_assertion, script_parse_option): Likewise.
13391 (script_start_sections, script_add_phdr): Likewise.
13392 (script_check_output_format): New function.
13393 * script.h (read_input_script): Update declaration.
13394 * script-c.h (script_check_output_format): Declare.
13395 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
13396 (ignore_cmd): Remove OUTPUT_FORMAT.
13397 * fileread.cc (Input_file::Input_file): Add explicit this.
13398 (Input_file::will_search_for): New function.
13399 (Input_file::open): Add pindex parameter. Change all callers.
13400 * fileread.h (class Input_file): Add input_file_argument method.
13401 Declare will_search_for. Update declarations.
13402 * object.cc (make_elf_object): Add punconfigured parameter.
13403 Change all callers.
13404 * object.h (class Object): Make input_file public. Add
13405 searched_for method.
13406 (make_elf_object): Update declaration.
13407 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
13408 restart search.
13409 * dirsearch.h (class Dirsearch): Update declaration.
13410 * options.h (class General_options): Add --warn-search-mismatch.
13411 * parameters.cc (Parameters::is_compatible_target): New function.
13412 * parameters.h (class Parameters): Declare is_compatible_target.
13413 * workqueue.cc (Workqueue::add_blocker): New function.
13414 * workqueue.h (class Workqueue): Declare add_blocker.
13415
f1ed28fb
ILT		 13416 * fileread.cc (Input_file::open): Remove options parameter.
13417 Change all callers.
13418 (Input_file::open_binary): Likewise.
13419 * script.cc (read_input_script): Likewise.
13420 * readsyms.h (class Read_symbols): Remove options_ field. Remove
13421 options parameter from constructor. Change all callers.
13422 (class Read_script): Likewise.
13423 * fileread.h (class Input_file): Update declarations.
13424 * script.h (read_input_script): Update declaration.
13425
34dd024a
NC		 134262009-03-10 Nick Clifton <nickc@redhat.com>
13427
13428 * po/es.po: New Spanish translation.
13429
6d71b17c
CC		 134302009-03-06 Cary Coutant <ccoutant@google.com>
13431
13432 * options.cc (parse_short_option): Keep dash_z from registering itself.
13433
031cdbed
ILT		 134342009-03-03 Ian Lance Taylor <iant@google.com>
13435
13436 PR 9918
13437 * target-reloc.h (relocate_section): Pass output_section to
13438 relocate.
13439 * i386.cc (Target_i386::should_apply_static_reloc): Add
13440 output_section parameter. Change all callers.
13441 (Target_i386::Relocate::relocate): Add output_section parameter.
13442 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13443 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
13444 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
13445 * testsuite/two_file_shared.sh: New script.
13446 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
13447 (check_DATA): Add two_file_shared.dbg.
13448 (two_file_shared.dbg): New target.
13449 * testsuite/Makefile.in: Rebuild.
13450
15d5fa16
ILT		 134512009-03-01 Ian Lance Taylor <iant@google.com>
13452
13453 * configure.ac: Check for byteswap.h.
13454 * configure: Rebuild.
13455 * config.in: Rebuild.
13456
8a4c0b0d
ILT		 134572009-03-01 Mikolaj Zalewski <mikolajz@google.com>
13458
13459 * layout.cc (Layout::find_or_add_kept_section): New function.
13460 (Layout::add_comdat): Removed.
13461 * layout.h (struct Kept_section): Move out of class Layout.
13462 Remove trailing underscores from field names. Add group_sections
13463 field. Rename group_ field to is_group. Change all uses.
13464 (class Layout): Declare find_or_add_kept_section, not add_comdat.
13465 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
13466 comdat_groups_ field.
13467 (Sized_relobj::include_section_group): Use
13468 find_or_add_kept_section and Kept_section::group_sections.
13469 (Sized_relobj::include_linkonce_section): Likewise.
13470 * object.cc (class Sized_relobj): Don't define Comdat_group or
13471 Comdat_group_table. Remove find_comdat_group and
13472 add_comdat_group. Remove comdat_groups_ field.
13473 * plugin.cc (include_comdat_group): Use
13474 Layout::find_or_add_kept_section.
13475
b4ecf66b
ILT		 134762009-02-28 Ian Lance Taylor <iant@google.com>
13477
14359ca0
ILT		 13478 * README: --gc-sections and map files are now supported. Document
13479 some build requirements.
13480
b4ecf66b
ILT		 13481 PR 6992
13482 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
13483 relocatable link set the value of the section symbol to zero.
13484 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
13485 relocatable link don't include the section address in the local
13486 symbol value.
13487
0602e05a
ILT		 134882009-02-27 Ian Lance Taylor <iant@google.com>
13489
fd9d194f
ILT		 13490 PR 6811
13491 * options.h (class Search_directory): Add is_system_directory.
13492 (class General_options): Declare is_in_system_directory.
13493 * options.cc (get_relative_sysroot): Make static.
13494 (get_default_sysroot): Make static.
13495 (General_optoins::is_in_system_directory): New function.
13496 * fileread.cc (Input_file::is_in_system_directory): New function.
13497 * fileread.h (class Input_file): Declare is_in_system_directory.
13498 * object.h (class Object): Add is_in_system_directory.
13499 (class Input_objects): Remove system_library_directory_ field.
13500 * object.cc (Input_objects::add_object): Don't set
13501 system_library_directory_.
13502 (input_objects::found_in_system_library_directory): Remove.
13503 * symtab.cc (Symbol_table::write_globals): Remove input_objects
13504 parameter. Change all callers.
13505 (Symbol_table::sized_write_globals): Likewise.
13506 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
13507 Call Object::is_in_system_directory.
13508 * symtab.h (class Symbol_table): Update declarations.
13509
61edd21f
ILT		 13510 PR 5990
13511 * descriptors.h (Open_descriptor): Add is_on_stack field.
13512 * descriptors.cc (Descriptors::open): If the descriptor is on the
13513 top of the stack, remove it. Initialize is_on_stack field.
13514 (Descriptors::release): Only add pod to stack if it is not on the
13515 stack already.
13516 (Descriptors::close_some_descriptor): Clear stack_next and
13517 is_on_stack fields.
13518
e29e076a
ILT		 13519 PR 7091
13520 * output.cc (Output_section::find_starting_output_address): Rename
13521 from starting_output_address; add PADDR parameter; change return
13522 type.
13523 * output.h (class Output_section): Declare
13524 find_starting_output_address instead of starting_output_address.
13525 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
13526 section symbol for which we can't find a merge section.
13527
0602e05a
ILT		 13528 PR 9836
13529 * symtab.cc (Symbol_table::add_from_object): If the visibility is
13530 hidden or internal, force the symbol to be local.
13531 * resolve.cc (Symbol::override_visibility): Define.
13532 (Symbol::override_base): Use override_visibility.
13533 (Symbol_table::resolve): Likewise.
13534 (Symbol::override_base_with_special): Likewise.
13535 (Symbol_table::override_with_special): If the visibility is hidden
13536 or internal, force the symbol to be local.
13537 * symtab.h (class Symbol): Add set_visibility and
13538 override_visibility.
13539 * testsuite/ver_test_1.sh: New file.
13540 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
13541 (check_DATA): Add ver_test_1.syms.
13542 (ver_test_1.syms): New target.
13543 * testsuite/Makefile.in: Rebuild.
13544
401a9a73
CC		 135452009-02-25 Cary Coutant <ccoutant@google.com>
13546
13547 * layout.cc (Layout::choose_output_section): Don't rename sections
13548 when using a linker script that has a SECTIONS clause.
13549 * Makefile.in: Regenerate.
13550
13551 * testsuite/Makefile.am (script_test_5.sh): New test case.
13552 * testsuite/Makefile.in: Regenerate.
13553 * testsuite/script_test_5.cc: New file.
13554 * testsuite/script_test_5.sh: New file.
13555 * testsuite/script_test_5.t: New file.
13556
f488e4b0
CC		 135572009-02-13 Rafael Avila de Espindola <espindola@google.com>
13558
13559 * archive.cc (Archive::include_member): Update calls to add_symbols.
13560 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
13561 the Layout argument.
13562 * dynobj.h (do_add_symbols): Add the Layout argument.
13563 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
13564 Layout argument.
13565 * object.h (Object::add_symbols): Add the Layout argument.
13566 (Object::do_add_symbols): Add the Layout argument.
13567 (Sized_relobj::do_add_symbols): Add the Layout argument.
13568 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
13569 Unify the two versions.
13570 (Add_plugin_symbols): Remove.
13571 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
13572 (Sized_pluginobj::do_add_symbols): Unify the two versions.
13573 (Add_plugin_symbols): Remove.
13574 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
13575 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
13576 (Add_symbols::run): Make it work with Pulginobj.
13577
89dd1680
ILT		 135782009-02-06 Ian Lance Taylor <iant@google.com>
13579
13580 * object.cc (Sized_relobj::do_layout): Make info message start
13581 with lower case letter.
13582
266d0a74
ILT		 135832009-02-06 Mikolaj Zalewski <mikolajz@google.com>
13584
602b464e
ILT		 13585 * binary.cc: Fix file comment.
13586
266d0a74
ILT		 13587 * options.h (enum Incremental_disposition): Define.
13588 (class General_options): Add new options: --incremental,
13589 --incremental_changed, --incremental_unchanged,
13590 --incremental_unknown. Add incremental_disposition_ and
13591 implicit_incremental_ fields.
13592 (General_options::incremental_disposition): New function.
13593 (class Position_dependent_options): Add incremental_disposition
13594 option.
13595 (Position_dependent_options::copy_from_options): Set incremental
13596 dispositions.
13597 * options.cc (General_options::parse_incremental_changed): New
13598 function.
2e702c99
RM		 13599 (General_options::parse_incremental_unchanged): New function.
13600 (General_options::parse_incremental_unknown): New function.
13601 (General_options::General_options): Initialize new fields
266d0a74 13602 incremental_disposition_ and implicit_incremental_.
2e702c99 13603 (General_options::finalize): Check for uasge of --incremental-*
266d0a74
ILT		 13604 without --incremental.
13605
f073bbf7
CD		 136062009-02-06 Chris Demetriou <cgd@google.com>
13607
13608 * gold.h (gold_undefined_symbol): Change to take only a Symbol
13609 pointer and to report location as the file name associated with
13610 the symbol.
13611 (gold_undefined_symbol_at_location): New function to replace the
13612 old gold_undefined_symbol functionality.
13613 * target-reloc.h (relocate_section): Update to use
13614 gold_undefined_symbol_at_location.
13615 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
13616 Call gold_undefined_symbol function rather than gold_error.
13617 * errors.h (Errors::undefined_symbol): Take location as a
13618 string, rather than calculating it from a relocation.
13619 * errors.cc (Errors::fatal): Print "fatal error:" before the
13620 formatted message.
13621 (Errors::error, Errors::error_at_location): Print "error: "
13622 before the formatted message.
13623 (Errors::undefined_symbol): Take location as a string, rather
13624 than calculating it from a relocation.
13625 (gold_undefined_symbol_at_location): New function akin to
13626 old gold_undefined_symbol, calculates location from relocation.
13627 (gold_undefined_symbol): Change to take only a Symbol pointer
13628 and to report location as the file name associated with the symbol.
13629 * testsuite/debug_msg.sh: Update for changed error messages.
13630 * testsuite/undef_symbol.sh: Likewise.
13631
8e94a90c
ILT		 136322009-02-04 Duncan Sands <baldrick@free.fr>
13633
13634 PR 9812
13635 * reduced_debug_output.h
13636 (Output_reduced_debug_abbrev_section::failed): Use format for
13637 gold_warning.
13638 (Output_reduced_debug_info_section::faild): Likewise.
13639
88a0e15b
ILT		 136402009-01-31 Mikolaj Zalewski <mikolajz@google.com>
13641
13642 * script.cc (Lazy_demangler): New class.
2e702c99 13643 (Version_script_info::get_symbol_version_helper): Demangle a
88a0e15b
ILT		 13644 symbol only once.
13645
5efc7cd2
CC		 136462009-01-29 Cary Coutant <ccoutant@google.com>
13647
13648 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
13649 to __tls_get_addr.
13650 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
13651
e0ebcf42
ILT		 136522009-01-28 Ian Lance Taylor <iant@google.com>
13653
5efc7cd2 13654 * version.cc (version_string): Bump to 1.9.
75fe7426 13655
e0ebcf42
ILT		 13656 * gold.h: Include <cstring> and <stdint.h>.
13657 * version.cc: Include <cstdio>.
13658 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
13659 warning.
13660 * reduced_debug_output.cc (insert_into_vector): Rename from
13661 Insert_into_vector; change all callers. Use Swap_unaligned to
13662 avoid aliasing issue; remove union since it is unnecessary.
13663
8e2813be 136642009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 13665
13666 * Makefile.am (CCFILES): Add gc.cc.
13667 (HFILES): Add gc.h.
13668 * Makefile.in: Regenerate.
13669 * gold.cc (Gc_runner): New class.
13670 (queue_initial_tasks): Call garbage collection related tasks
13671 when corresponding options are invoked.
13672 (queue_middle_gc_tasks): New function.
13673 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
13674 processed early before laying out sections during garbage collection.
13675 * gold.h (queue_middle_gc_tasks): New function.
13676 (is_prefix_of): Move from "layout.cc".
13677 * i386.cc (Target_i386::gc_process_relocs): New function.
13678 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
13679 * main.cc (main): Create object of class "Garbage_collection".
13680 * object.cc (Relobj::copy_symbols_data): New function.
13681 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 13682 (Sized_relobj::do_layout): Allow this function to be called twice
13683 during garbage collection and defer layout of section during the
6d03d481
ST		 13684 first call.
13685 * object.h (Relobj::get_symbols_data): New function.
13686 (Relobj::is_section_name_included): New function.
13687 (Relobj::copy_symbols_data): New function.
13688 (Relobj::set_symbols_data): New function.
13689 (Relobj::get_relocs_data): New function.
13690 (Relobj::set_relocs_data): New function.
13691 (Relobj::is_output_section_offset_invalid): New pure virtual function.
13692 (Relobj::gc_process_relocs): New function.
13693 (Relobj::do_gc_process_relocs): New pure virtual function.
13694 (Relobj::sd_): New data member.
13695 (Sized_relobj::is_output_section_offset_invalid): New function.
13696 (Sized_relobj::do_gc_process_relocs): New function.
13697 * options.h (General_options::gc_sections): Modify to not be a no-op.
13698 (General_options::print_gc_sections): New option.
13699 * plugin.cc (Plugin_finish::run): Remove function call to
13700 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
13701 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
13702 * reloc.cc (Read_relocs::run): Add task to process relocs and
13703 determine unreferenced sections when doing garbage collection.
13704 (Gc_process_relocs): New class.
13705 (Sized_relobj::do_gc_process_relocs): New function.
13706 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
13707 sections that are garbage collected.
13708 * reloc.h (Gc_process_relocs): New class.
13709 * sparc.cc (Target_sparc::gc_process_relocs): New function.
13710 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
13711 symbols whose corresponding sections are garbage collected.
13712 (Symbol_table::Symbol_table): Add new parameter for the garbage
13713 collection object.
13714 (Symbol_table::gc_mark_undef_symbols): New function.
13715 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13716 (Symbol_table::gc_mark_dyn_syms): New function.
13717 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
13718 as garbage.
13719 (Symbol_table::add_from_object): Likewise.
13720 (Symbol_table::add_from_relobj): When building shared objects, do not
13721 treat externally visible symbols as garbage.
13722 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
13723 table information for static and relocatable links.
13724 * symtab.h (Symbol_table::set_gc): New function.
13725 (Symbol_table::gc): New function.
13726 (Symbol_table::gc_mark_undef_symbols): New function.
13727 (Symbol_table::gc_mark_symbol_for_shlib): New function.
13728 (Symbol_table::gc_mark_dyn_syms): New function.
13729 (Symbol_table::gc_): New data member.
e1df38aa 13730 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 13731 function.
13732 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
13733 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
13734
3b293544
CF		 137352009-01-20 Chris Faylor <me.sourceware@sourceware.org>
13736
13737 * options.h (General_options::gc_sections): Define as a no-op for now.
13738 (General_options::no_keep_memory): Ditto.
13739 (General_options::Bshareable): Define.
13740 * options.cc (General_options::finalize): Honor -Bshareable.
13741
83d22aa8
AS		 137422009-01-20 Andreas Schwab <schwab@suse.de>
13743
13744 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
13745 read the value in the contents, since we don't use it. Use the
13746 template endianness when writing.
13747 (Relocate::relocate): Use it for R_PPC_REL16_HA.
13748
cd536b21
AS		 137492009-01-19 Andreas Schwab <schwab@suse.de>
13750
13751 * configure.tgt (powerpc64-*): Fix targ_obj.
13752
99e9a495
ILT		 137532009-01-15 Ian Lance Taylor <iant@google.com>
13754
13755 * object.cc (Sized_relobj::write_local_symbols): Don't write out
13756 local symbols when stripping all symbols.
13757
bbbfea06
CC		 137582009-01-14 Cary Coutant <ccoutant@google.com>
13759
99e9a495 13760 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 13761
0f7c0701
CC		 137622009-01-14 Cary Coutant <ccoutant@google.com>
13763
13764 * archive.cc (Archive::get_elf_object_for_member): Remove call
13765 to File_read::claim_for_plugin.
13766 * descriptors.cc (Descriptors::open): Remove reference to
13767 is_claimed.
13768 (Descriptors::claim_for_plugin): Remove.
13769 * descriptors.h (Descriptors::claim_for_plugin): Remove.
13770 (Descriptors::is_claimed): Remove.
13771 (claim_descriptor_for_plugin): Remove.
13772 * fileread.cc (File_read::claim_for_plugin): Remove.
13773 * fileread.h (File_read::claim_for_plugin): Remove.
13774 (File_read::descriptor): Reopen descriptor if necessary.
13775 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
13776 (Plugin_manager::all_symbols_read): Add task parameter. Change
13777 all callers.
13778 (Plugin_manager::get_input_file): New function.
13779 (Plugin_manager::release_input_file): New function.
13780 (Pluginobj::Pluginobj): Add filesize parameter and initialize
13781 corresponding data member.
13782 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
13783 and pass to base constructor. Change all callers.
13784 (get_input_file, release_input_file): New functions.
13785 (make_sized_plugin_object): Add filesize parameter. Change all callers.
13786 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
13787 (Plugin_manager::all_symbols_read): Add task parameter.
13788 (Plugin_manager::get_input_file): New function.
13789 (Plugin_manager::release_input_file): New function.
13790 (Plugin_manager::task_): New data member.
13791 (Pluginobj::Pluginobj): Add filesize parameter.
13792 (Pluginobj::filename): New function.
13793 (Pluginobj::descriptor): New function.
13794 (Pluginobj::filesize): New function.
13795 (Pluginobj::filesize_): New data member.
13796 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
13797 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
13798 File_read::claim_for_plugin; use Object::unlock to unlock the file.
13799
13800 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
13801 with archive libraries.
13802 * testsuite/Makefile.in: Regenerate.
13803 * testsuite/plugin_test.c (struct sym_info): New type.
13804 (get_input_file, release_input_file): New static variables.
13805 (onload): Capture new transfer vector entries.
13806 (claim_file_hook): Stop reading at end of file according to filesize.
13807 Factor out parsing of readelf output into separate function.
13808 (all_symbols_read_hook): Exercise get_input_file and release_input_file
13809 APIs and get the source file name from the symbol table. Convert
13810 source file name to corresponding object file name. Print info
13811 message when adding new input files.
13812 (parse_readelf_line): New function.
13813 * testsuite/plugin_test_1.sh: Add checks for new info messages.
13814 * testsuite/plugin_test_2.sh: Likewise.
13815 * testsuite/plugin_test_3.sh: Likewise.
13816 * testsuite/plugin_test_4.sh: New test case.
13817
62a6d109
ILT		 138182009-01-07 Ian Lance Taylor <iant@google.com>
13819
13820 * version.cc (version_string): Bump to 1.8.
13821
483620e8
CC		 138222008-12-23 Cary Coutant <ccoutant@google.com>
13823
13824 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
13825 * plugin.cc (Plugin_manager::finish): Rename as
13826 layout_deferred_objects. Move cleanup to separate function.
13827 (Plugin_manager::cleanup): New function.
13828 (Plugin_finish::run): Call layout_deferred_objects and cleanup
13829 separately.
13830 * plugin.h (Plugin_manager::finish): Rename as
13831 layout_deferred_objects.
13832 (Plugin_manager::cleanup): New function.
13833 (Plugin_manager::cleanup_done): New field.
13834
d66a9eb3
CC		 138352008-12-23 Cary Coutant <ccoutant@google.com>
13836
13837 * plugin.cc (is_visible_from_outside): New function.
13838 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
13839 so we don't return "IR only" status for exported symbols or -r links.
13840
13841 * testsuite/Makefile.am (plugin_test_3): New test case.
13842 * testsuite/Makefile.in: Regenerate.
13843 * testsuite/plugin_test_3.sh: New file.
13844
5995b570
CC		 138452008-12-22 Cary Coutant <ccoutant@google.com>
13846
13847 * object.cc (Sized_relobj::layout_section): New function.
13848 (Sized_relobj::do_layout): Defer layout of input sections until after
13849 plugin has provided replacement files.
13850 (Sized_relobj::do_layout_deferred_sections): New function.
13851 * object.h (Relobj::set_section_offset): Remove virtual keyword.
13852 (Relobj::layout_deferred_sections): New function.
13853 (Relobj::do_layout_deferred_sections): New function.
13854 (Sized_relobj::do_layout_deferred_sections): New function.
13855 (Sized_relobj::layout_section): New function.
13856 (Sized_relobj::Deferred_layout): New structure.
13857 (Sized_relobj::deferred_layout_): New field.
13858 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
13859 Change all callers. Layout deferred sections.
13860 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
13861 references.
13862 (Plugin_hook::run): Move code from do_plugin_hook inline.
13863 (Plugin_hook::do_plugin_hook): Remove.
13864 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
13865 (Plugin_manager::finish): Renamed, was cleanup.
13866 (Plugin_manager::should_defer_layout): New function.
13867 (Plugin_manager::add_deferred_layout_object): New function.
13868 (Plugin_manager::Deferred_layout_list): New type.
13869 (Plugin_manager::deferred_layout_objects_): New field.
13870 (Plugin_hook::do_plugin_hook): Remove.
13871
ee769c88
ILT		 138722008-12-17 Ian Lance Taylor <iant@google.com>
13873
13874 * options.h (class General_options): Add --no case for
13875 --export-dynamic.
13876
abc8dcba
CC		 138772008-12-16 Cary Coutant <ccoutant@google.com>
13878
13879 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
13880 vector.
13881 (Plugin_manager::claim_file): Create plugin object even if
13882 plugin did not call the add_symbols callback.
13883 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
13884 asking for more symbols than were added.
13885 * testsuite/Makefile.am (plugin_test_1): Add test case with
13886 no global symbols.
13887 (empty.syms): New target.
13888 * testsuite/Makefile.in: Regenerate.
13889 * testsuite/plugin_test.c (claim_file_hook): Add new debug
13890 message. Don't call add_symbols if no globals.
13891 (all_symbols_read_hook): Don't provide replacement for empty
13892 claimed file.
13893
b0074644
ILT		 138942008-12-12 Ian Lance Taylor <iant@google.com>
13895
68943102
ILT		 13896 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
13897 r_type == 0 for a local symbol with r_sym == 0.
13898 (scan_relocatable_relocs): Pass r_sym to
13899 local_non_section_strategy.
13900 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
13901 r_sym parameter.
13902
b0074644
ILT		 13903 * configure.ac: Update test for TLS descriptors: they are
13904 supported as of glibc 2.9.
13905 * configure: Rebuild.
13906
c2508178
ILT		 139072008-12-11 Ian Lance Taylor <iant@google.com>
13908
13909 PR 7091
13910 * target-reloc.h (Default_scan_relocatable_relocs): For each
13911 function, map r_type == 0 to RELOC_DISCARD.
13912
2756a258
CC		 139132008-12-10 Cary Coutant <ccoutant@google.com>
13914
13915 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
13916 object to override a kept COMDAT group from a plugin object.
13917
bb6f53d3
ILT		 139182008-12-09 Ian Lance Taylor <iant@google.com>
13919
fbc558e1
ILT		 13920 PR 7088
13921 * yyscript.y (file_cmd): Handle INPUT.
13922
bb6f53d3
ILT		 13923 * testsuite/initpri1.c: Change all declarations to be full
13924 prototypes by adding void, to avoid compiler warnings.
13925
4674ecfc
CC		 139262008-12-05 Rafael Avila de Espindola <espindola@google.com>
13927
13928 * options.cc (General_options::parse_plugin_opt): New.
13929 (General_options::add_plugin): The argument now is just the filename.
13930 (General_options::add_plugin_option): New.
13931 * options.h (plugin_opt): New.
13932 (add_plugin): Change argument name.
13933 (add_plugin_option): New.
13934 * plugin.cc (Plugin::load): Don't parse the plugin option.
13935 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
13936 (Plugin::add_option): New.
13937 (Plugin::args_): Change type.
13938 (Plugin::filename_): New.
13939 (Plugin_manager::add_plugin_option): New.
13940 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
13941 * testsuite/Makefile.in: Regenerate.
13942
fd06b4aa
CC		 139432008-12-05 Cary Coutant <ccoutant@google.com>
13944
13945 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
13946 Handle --strip-lto-sections option.
13947 * options.h (strip_lto_sections): New option.
13948
6c52134c
CC		 139492008-12-01 Cary Coutant <ccoutant@google.com>
13950
13951 * plugin.cc (ld_plugin_message): Change format parameter to const.
13952 Fix mismatch between new[] and delete.
13953
a45248e0
CC		 139542008-11-14 Cary Coutant <ccoutant@google.com>
13955
13956 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
13957 instead of -1U.
13958
c82fbeee
CS		 139592008-11-05 Craig Silverstein <csilvers@google.com>
13960
13961 * options.cc (General_options::parse_dynamic_list): New function.
13962 * options.h (General_options): New flags dynamic_list,
13963 dynamic_list_data, dynamic_list_cpp_new, and
13964 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
13965 (General_options::in_dynamic_list): New function.
13966 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
13967 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
13968 (Lex::can_continue_name): Likewise.
13969 (yylex): Likewise.
13970 (read_script_file): New parameter script_options.
13971 (read_dynamic_list): New function.
13972 (Script_options::define_dynamic_list): New function.
13973 (dynamic_list_keyword_parsecodes): New variable.
13974 (dynamic_list_keywords): New variable.
13975 * script.h (Script_options::define_dynamic_list): New function
13976 prototype.
13977 (read_dynamic_list): New function prototype.
13978 * symtab.cc (strprefix): New macro.
13979 (Symbol::should_add_dynsym_entry): Support dynamic_list,
13980 dynamic_list_data, dynamic_list_cpp_new, and
13981 dynamic_list_cpp_typeinfo.
13982 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
13983 (dynamic_list_expr): New rule.
13984 (dynamic_list_nodes): Likewise.
13985 (dynamic_list_node): Likewise.
13986 * testsuite/Makefile.am (dynamic_list): New test.
13987 * testsuite/Makefile.in: Regenerated.
13988 * testsuite/dynamic_list.t: New file.
13989 * testsuite/dynamic_list.sh: New file.
13990
e0bb29a5
CS		 139912008-11-05 Craig Silverstein <csilvers@google.com>
13992
13993 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
13994 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
13995 (t11_last): Likewise.
13996 * testsuite/ver_test_6.c (main): Likewise.
13997
4e1e25e0
CC		 139982008-10-07 Cary Coutant <ccoutant@google.com>
13999
14000 * options.c (General_options::finalize): Add check for -static and
14001 -shared.
14002 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
14003 is not empty.
14004
92f03fcb
CC		 140052008-10-02 Cary Coutant <ccoutant@google.com>
14006
14007 * plugin.cc (make_sized_plugin_object): Fix conditional
14008 compilation to work when not all targets are enabled.
14009
fbd8a257
CC		 140102008-09-29 Cary Coutant <ccoutant@google.com>
14011
14012 * archive.cc (Archive::get_file_and_offset): Use filename instead
14013 of name to get library path.
14014 (Archive::include_member): Unlock external member of a thin archive.
14015
14016 * testsuite/Makefile.am (TEST_AR): New variable.
14017 (thin_archive_test_1): New test.
14018 (thin_archive_test_2): New test.
81636b3f
CC		 14019 * testsuite/Makefile.in: Regenerate.
14020 * testsuite/thin_archive_main.cc: New file.
14021 * testsuite/thin_archive_test_1.cc: New file.
14022 * testsuite/thin_archive_test_2.cc: New file.
14023 * testsuite/thin_archive_test_3.cc: New file.
14024 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 14025
eff45813
CC		 140262008-09-29 Cary Coutant <ccoutant@google.com>
14027
14028 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
14029 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
14030 instead of -1U.
14031 (Sized_relobj::do_finalize_local_symbols): Likewise.
14032 (Sized_relobj::map_to_kept_section): Likewise.
14033 * object.h (Sized_relobj::invalid_address): New constant.
14034 (Sized_relobj::do_output_section_offset): Check for invalid_address
14035 and return -1ULL.
14036 * output.cc (Output_reloc::local_section_offset): Use constant
14037 invalid_address instead of -1U.
14038 (Output_reloc::get_address): Likewise.
14039 (Output_section::output_address): Change -1U to -1ULL.
14040 * output.h (Output_reloc::invalid_address): New constant.
14041 * reloc.cc (Sized_relobj::write_sections): Use constant
14042 invalid_address instead of -1U.
14043 (Sized_relobj::relocate_sections): Likewise.
14044 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
14045 values for merge sections.
14046 * target-reloc.h (relocate_for_relocatable): Use constant
14047 invalid_address instead of -1U.
14048
89fc3421
CC		 140492008-09-19 Cary Coutant <ccoutant@google.com>
14050
14051 Add plugin functionality for link-time optimization (LTO).
14052 * configure.ac (plugins): Add --enable-plugins option.
14053 * configure: Regenerate.
14054 * config.in: Regenerate.
14055 * Makefile.am (LIBDL): New variable.
14056 (CCFILES): Add plugin.cc.
14057 (HFILES): Add plugin.h.
14058 (ldadd_var): Add LIBDL.
14059 * Makefile.in: Regenerate.
14060
14061 * archive.cc: Include "plugin.h".
14062 (Archive::setup): Don't preread archive symbols when using a plugin.
14063 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
14064 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
14065 files.
14066 (Archive::include_member): Add symbols from plugin objects.
14067 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
14068 * descriptors.cc (Descriptors::open): Check for file descriptors
14069 abandoned by plugins.
14070 (Descriptors::claim_for_plugin): New function.
14071 * descriptors.h (Descriptors::claim_for_plugin): New function.
14072 (Open_descriptor::is_claimed): New field.
14073 (claim_descriptor_for_plugin): New function.
14074 * fileread.cc (File_read::claim_for_plugin): New function.
14075 * fileread.h (File_read::claim_for_plugin): New function.
14076 (File_read::descriptor): New function.
14077 * gold.cc: Include "plugin.h".
14078 (queue_initial_tasks): Add task to call plugin hooks for generating
14079 new object files.
14080 * main.cc: Include "plugin.h".
14081 (main): Load plugin libraries.
14082 * object.h (Pluginobj): Declare.
14083 (Object::pluginobj): New function.
14084 (Object::do_pluginobj): New function.
14085 (Object::set_target): New function.
14086 * options.cc: Include "plugin.h".
14087 (General_options::parse_plugin): New function.
14088 (General_options::General_options): Initialize plugins_ field.
14089 (General_options::add_plugin): New function.
14090 * options.h (Plugin_manager): Declare.
14091 (General_options): Add --plugin option.
14092 (General_options::has_plugins): New function.
14093 (General_options::plugins): New function.
14094 (General_options::add_plugin): New function.
14095 (General_options::plugins_): New field.
14096 * plugin.cc: New file.
14097 * plugin.h: New file.
14098 * readsyms.cc: Include "plugin.h".
14099 (Read_symbols::do_read_symbols): Check for archive before checking
14100 for ELF file. Call plugin hooks to claim files.
14101 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
14102 from a real object file; force override when processing replacement
14103 files.
14104 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
14105 (Symbol::init_base_object): Likewise.
14106 (Symbol::init_base_output_data): Likewise.
14107 (Symbol::init_base_output_segment): Likewise.
14108 (Symbol::init_base_constant): Likewise.
14109 (Symbol::init_base_undefined): Likewise.
14110 (Symbol::output_section): Assert that object is not a plugin.
14111 (Symbol_table::add_from_pluginobj): New function.
14112 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
14113 undefined.
14114 (Symbol_table::sized_write_globals): Likewise.
14115 (Symbol_table::add_from_pluginobj): Instantiate template.
14116 * symtab.h (Sized_pluginobj): Declare.
14117 (Symbol::in_real_elf): New function.
14118 (Symbol::set_in_real_elf): New function.
14119 (Symbol::in_real_elf_): New field.
14120 (Symbol_table::add_from_pluginobj): New function.
14121
14122 * testsuite/Makefile.am (AM_CFLAGS): New variable.
14123 (LIBDL): New variable.
14124 (LDADD): Add LIBDL.
14125 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
14126 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
14127 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
14128 (MOSTLYCLEANFILES): Likewise.
14129 * testsuite/Makefile.in: Regenerate.
14130 * testsuite/plugin_test.c: New file.
14131 * testsuite/plugin_test_1.sh: New file.
14132 * testsuite/plugin_test_2.sh: New file.
14133
de31bda5
ILT		 141342008-09-16 Ian Lance Taylor <iant@google.com>
14135
9c2d0ef9
ILT		 14136 * target-reloc.h (relocate_section): Check whether a symbol is
14137 defined by the ABI before reporting an undefined symbol error.
14138 * target.h (Target::is_defined_by_abi): Make parameter const.
14139 (Target::do_is_defined_by_abi): Likewise.
14140 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
14141 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
14142 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
14143 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
14144 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
14145 * testsuite/Makefile.in: Rebuild.
14146
de31bda5
ILT		 14147 * fileread.cc (make_view): Add casts to avoid warning.
14148
9fa33bee
AO		 141492008-09-16 Alexandre Oliva <aoliva@redhat.com>
14150
14151 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
14152 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14153
183fd0e3
AO		 141542008-09-16 Alexandre Oliva <aoliva@redhat.com>
14155
14156 * options.h (General_options::output_is_executable): New.
14157 (General_options::output_is_pie): New.
14158 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
14159 for shared libraries.
14160 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
14161
7be8330a
CD		 141622008-09-11 Chris Demetriou <cgd@google.com>
14163
14164 * options.h (origin): New -z option.
14165 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
14166 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
14167 in DT_FLAGS_1.
14168
a9caad02
CC		 141692008-09-05 Cary Coutant <ccoutant@google.com>
14170
14171 * fileread.cc (File_read::make_view): Add check for attempt to map
14172 beyond end of file.
14173
ae6dce4d
CC		 141742008-09-05 Cary Coutant <ccoutant@google.com>
14175
14176 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
14177 explicit instantiations.
14178
d7ab2a47
KVH		 141792008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
14180
14181 PR gold/6858
14182 * options.cc (General_options::finalize): Allow undefined symbols
14183 in shlibs if linking -shared.
14184
14185 PR gold/6859
14186 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
14187 symbols as not needing a dynsym entry.
14188
1e52a9c1
CS		 141892008-08-20 Craig Silverstein <csilvers@google.com>
14190
14191 * fileread.cc (File_read::open): Do not lock the file unless it
14192 was successfully opened.
14193
d85c80a3
CC		 141942008-08-14 Cary Coutant <ccoutant@google.com>
14195
14196 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
14197 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
14198 * testsuite/tls_test.cc (struct int128): 128-bit struct
14199 for testing TLS relocs with non-zero addend.
14200 (v12): New TLS variable.
14201 (t12): New test.
14202 (t_last): Add check for v12.
14203 * testsuite/tls_test.h (t12): New function.
14204 * testsuite/tls_test_main.cc (thread_routine): Call new test.
14205
2d924fd9
ILT		 142062008-08-13 Ian Lance Taylor <iant@google.com>
14207
14208 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
14209 set tls_segment_ or relro_segment_.
14210 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
14211 when appropriate.
14212 * output.h (Output_section::clear_is_relro): New function.
14213 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
14214 sections specially even when output_data_ is empty.
14215 (Output_segment::maximum_alignment): When first section is relro,
14216 only force alignment for PT_LOAD segments.
14217 * script.cc (script_data_segment_align): New function.
14218 (script_data_segment_relro_end): New function.
14219 * script-c.h (script_data_segment_align): Declare.
14220 (script_data_segment_relro_end): Declare.
14221 * script-sections.h (class Script_sections): Declare
14222 data_segment_align and data_segment_relro_end. Add fields
14223 segment_align_index_ and saw_relro_end_.
14224 * script-sections.cc (class Sections_element): Add set_is_relro
14225 virtual function. Add new bool* parameter to place_orphan_here.
14226 Add get_output_section virtual function.
14227 (class Output_section_definition): Add set_is_relro. Add new
14228 bool* parameter to place_orphan_here. Add get_output_section.
14229 Add is_relro_ field.
14230 (Output_section_definition::Output_section_definition): Initialize
14231 evaluated_address_, evaluated_load_address, evaluated_addralign_,
14232 and is_relro_ fields.
14233 (Output_section_definition::place_orphan_here): Add is_relro
14234 parameter.
14235 (Output_section_definition::set_section_addresses): Set relro for
14236 output section.
14237 (Output_section_definition::alternate_constraint): Likewise.
14238 (class Orphan_output_section): Add new bool* parameter to
14239 place_orphan_here. Add get_output_section.
14240 (Orphan_output_section::place_orphan_here): Add is_relro
14241 parameter.
14242 (Script_sections::Script_sections): Initialize
14243 data_segment_align_index_ and saw_relro_end_.
14244 (Script_sections::data_segment_align): New function.
14245 (Script_sections::data_segment_relro_end): New function.
14246 (Script_sections::place_orphan): Set or clear is_relro.
14247 (Script_sections::set_section_addresses): Force alignment of first
14248 TLS section.
14249 * yyscript.y (exp): Call script_data_segment_align and
14250 script_data_segment_relro_end.
14251 * testsuite/relro_script_test.t: New file.
14252 * testsuite/relro_test.cc (using_script): Declare.
14253 (t1, t2): Test using_script.
14254 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
14255 (relro_script_test_SOURCES): Define.
14256 (relro_script_test_DEPENDENCIES): Define.
14257 (relro_script_test_LDFLAGS): Define.
14258 (relro_script_test_LDADD): Define.
14259 (relro_script_test.so): New target.
14260 * testsuite/Makefile.in: Rebuild.
14261
f827c9a9
CC		 142622008-08-06 Cary Coutant <ccoutant@google.com>
14263
14264 * archive.cc (Archive::total_archives, Archive::total_members)
14265 (Archive::total_members_loaded): New variables.
14266 (Archive::setup): Add parameter. Add option to preread
14267 archive symbols.
14268 (Archive::read_armap): Add counter.
14269 (Archive::get_file_and_offset): New function.
14270 (Archive::get_elf_object_for_member): New function.
14271 (Archive::read_all_symbols): New function.
14272 (Archive::read_symbols): New function.
14273 (Archive::add_symbols): Add counters.
14274 (Archive::include_all_members): Use armap to find members if it's
14275 already built.
14276 (Archive::include_member): Skip reading symbols if already read.
14277 Factored code into Archive::get_file_and_offset and
14278 Archive::get_elf_object_for_member. Changed call to
14279 Mapfile::report_include_archive_member.
14280 (Archive::print_stats): New function.
14281 * archive.h: Declare Object and Read_symbols_data classes.
14282 (Archive::Archive): Add initializers for new members.
14283 (Archive::setup): Add parameter.
14284 (Archive::print_stats): New function.
14285 (Archive::total_archives, Archive::total_members)
14286 (Archive::total_members_loaded): New variables.
14287 (Archive::get_file_and_offset): New function.
14288 (Archive::get_elf_object_for_member): New function.
14289 (Archive::read_all_symbols): New function.
14290 (Archive::read_symbols): New function.
14291 (Archive::Archive_member): New class.
14292 (Archive::members_): New member.
14293 (Archive::num_members_): New member.
14294 * main.cc: Include archive.h.
14295 (main): Call Archive::print_stats.
14296 * mapfile.cc (Mapfile::report_include_archive_member): Delete
14297 archive parameter; member_name is now the fully-decorated name.
14298 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
14299 * options.h: (General_options): Add --preread-archive-symbols option.
14300 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
14301 Archive::setup.
14302
de4c45bd
ILT		 143032008-08-04 Ian Lance Taylor <iant@google.com>
14304
14305 * symtab.h (Symbol::use_plt_offset): New function.
14306 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
14307 * powerpc.cc (Relocate::relocate): Likewise.
14308 * sparc.cc (Relocate::relocate): Likewise.
14309 * x86_64.cc (Relocate::relocate): Likewise.
14310 * testsuite/weak_plt.sh: New test.
14311 * testsuite/weak_plt_main.cc: New test.
14312 * testsuite/weak_plt_shared.cc: New test.
14313 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
14314 (check_PROGRAMS): Add weak_plt.
14315 (check_DATA): Add weak_plt_shared.so.
14316 (weak_plt_main_pic.o, weak_plt): New targets.
14317 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
14318 * testsuite/Makefile.in: Rebuild.
14319
14320 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
14321 gcctestdir/ld.
14322 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
14323 * testsuite/Makefile.in: Rebuild.
14324
323ee3f4
AM		 143252008-08-04 Alan Modra <amodra@bigpond.net.au>
14326
14327 * Makefile.am (POTFILES.in): Set LC_ALL=C.
14328 * Makefile.in: Regenerate.
14329 * po/POTFILES.in: Regenerate.
14330
7c07ecec
ILT		 143312008-07-29 Ian Lance Taylor <iant@google.com>
14332
14333 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
14334 symbols before other symbols.
14335 * testsuite/script_test_2.cc (test_addr): Declare.
14336 (test_addr_alias): Declare.
14337 (main): Check that test_addr and test_addr_alias have the right
cd536b21 14338 values.
7c07ecec
ILT		 14339 * testsuite/script_test_2.t: Define test_addr_alias and
14340 test_addr.
14341
5778530e
ILT		 143422008-07-24 Ian Lance Taylor <iant@google.com>
14343
2a00e4fb
ILT		 14344 PR 5990
14345 * descriptors.cc: New file.
14346 * descriptors.h: New file.
14347 * gold-threads.h (class Hold_optional_lock): New class.
14348 * fileread.cc: Include "descriptors.h".
14349 (File_read::~File_read): Release descriptor rather than closing
14350 it.
14351 (File_read::open) [file]: Call open_descriptor rather than open.
14352 Set is_descriptor_opened_.
14353 (File_read::open) [memory]: Assert that descriptor is not open.
14354 (File_read::reopen_descriptor): New function.
14355 (File_read::release): Release descriptor.
14356 (File_read::do_read): Make non-const. Reopen descriptor.
14357 (File_read::read): Make non-const.
14358 (File_read::make_view): Reopen descriptor.
14359 (File_read::do_readv): Likewise.
14360 * fileread.h (class File_read): Add is_descriptor_opened_ field.
14361 Update declarations.
14362 * layout.cc: Include "descriptors.h".
14363 (Layout::create_build_id): Use open_descriptor rather than open.
14364 * output.cc: Include "descriptors.h".
14365 (Output_file::open): Use open_descriptor rather than open.
14366 * archive.cc (Archive::const_iterator): Change Archive to be
14367 non-const.
14368 (Archive::begin, Archive::end): Make non-const.
14369 (Archive::count_members): Likewise.
14370 * archive.h (class Archive): Update declarations.
14371 * object.h (Object::read): Make non-const.
14372 * Makefile.am (CCFILES): Add descriptors.cc.
14373 (HFILES): Add descriptors.h.
14374 * Makefile.in: Rebuild.
14375
801647d1
ILT		 14376 PR 6716
14377 * gold.h: Always include <clocale>. Add Solaris workarounds
14378 following code in binutils/sysdep.h.
14379
5edd166e
ILT		 14380 PR 6048
14381 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
14382 this->eh_frame_hdr_ is NULL before using it.
14383
c89ad728
ILT		 14384 * dynobj.cc (Versions::Versions): Update comment.
14385
aa86f06b
ILT		 14386 * dynobj.cc (Versions::Versions): If there is an soname, use it as
14387 the base version name.
14388
5778530e
ILT		 14389 * stringpool.cc (Stringpool_template::add_with_length): Set key to
14390 array size plus one.
14391 (Stringpool_template::set_string_offsets): Subtract one from key
14392 before using it as an array index.
14393 (Stringpool_template::get_offset_with_length): Likewise.
14394 (Stringpool_template::write_to_buffer): Likewise.
14395 * stringpool.h (Stringpool_template::get_offset_from_key):
14396 Likewise.
14397
057ead22
ILT		 143982008-07-23 Ian Lance Taylor <iant@google.com>
14399
7f649c59
ILT		 14400 PR 6658
14401 * object.h (Merged_symbol_value::value): Do our best to handle a
14402 negative addend.
14403
057ead22
ILT		 14404 PR 6647
14405 * script.cc (Version_script_info::get_versions): Don't add empty
14406 version tag to return value.
14407 (Version_script_info::get_symbol_version_helper): Change return
14408 type to bool. Add pversion parameter. Change all callers.
14409 (script_register_vers_node): Don't require a non-NULL tag.
14410 * script.h (class Version_script_info): Update declarations.
14411 (Version_script_info::get_symbol_version): Change return type to
14412 bool. Add version parameter. Change all callers.
14413 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
14414 handling. Handle an empty version from a version script.
14415 (Symbol_table::define_special_symbol): Likewise.
14416 * testsuite/ver_test_10.script: New file.
14417 * testsuite/ver_test_10.sh: New file.
14418 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
14419 (check_DATA): Add ver_test_10.syms.
14420 (ver_test_10.syms, ver_test_10.so): New target.
14421 * testsuite/Makefile.in: Rebuild.
14422
58e54ac2
CD		 144232008-07-23 Simon Baldwin <simonb@google.com>
14424
14425 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
14426 to zero for undefined symbols from dynamic libraries.
14427
95d14cd3
ILT		 144282008-07-23 Ian Lance Taylor <iant@google.com>
14429
14430 * symtab.cc (Symbol_table::resolve): Remove version parameter.
14431 Change all callers.
14432 * symtab.h (class Symbol_table): Update declaration.
14433 * testsuite/ver_test_9.cc: New file.
14434 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
14435 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
14436 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
14437 (ver_test_9.so, ver_test_9.o): New targets.
14438 * testsuite/Makefile.in: Rebuild.
14439
92de84a6
ILT		 144402008-07-22 Ian Lance Taylor <iant@google.com>
14441
34810851
ILT		 14442 * options.h (class General_options): Define --check-sections.
14443 * layout.cc (Layout::set_segment_offsets): Handle
14444 --check-sections.
14445
af6156ef
ILT		 14446 * options.h (class General_options): Define -n/--nmagic and
14447 -N/--omagic.
14448 * options.cc (General_options::finalize): For -n/--nmagic or
14449 -N/--omagic, set -static.
14450 * layout.cc (Layout::attach_allocated_section_to_segment): If
14451 -N/--omagic, don't put read-only and read-write sections in
14452 different segments.
14453 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
14454 finding a read-only segment.
14455 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
14456 don't set the minimum segment alignment to the common page size,
14457 and don't set the file offset to the address modulo the page size.
14458 * script-sections.cc (Script_sections::create_segments): If
14459 -n/--omagic, don't put read-only and read-write sections in
14460 different segments.
14461
92de84a6
ILT		 14462 * cref.cc: New file.
14463 * cref.h: New file.
14464 * options.h (class General_options): Add --print-symbol-counts.
14465 * main.cc (main): Issue defined symbol report if requested.
14466 * archive.cc (Archive::interpret_header): Make into a const member
14467 function.
14468 (Archive::add_symbols): Call Input_objects::archive_start and
14469 archive_stop.
14470 (Archive::const_iterator): Define new class.
14471 (Archive::begin, Archive::end): New functions.
14472 (Archive::include_all_members): Rewrite to use iterator.
14473 (Archive::count_members): New function.
14474 * archive.h (class Archive): Update declarations.
14475 (Archive::filename): New function.
14476 * object.cc: Include "cref.h".
14477 (Sized_relobj::Sized_relobj): Initialize defined_count_.
14478 (Sized_relobj::do_get_global_symbol_counts): New function.
14479 (Input_objects::add_object): Add object to cross-referencer.
14480 (Input_objects::archive_start): New function.
14481 (Input_objects::archive_stop): New function.
14482 (Input_objects::print_symbol_counts): New function.
14483 * object.h: Declare Cref and Archive.
14484 (Object::get_global_symbol_counts): New function.
14485 (Object::do_get_global_symbol_counts): New pure virtual function.
14486 (class Sized_relobj): Add defined_count_ field. Update
14487 declarations.
14488 (class Input_objects): Add cref_ field. Update constructor.
14489 Update declarations.
14490 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
14491 defined_count_.
14492 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
14493 symbol counts.
14494 (Sized_dynobj::do_get_global_symbol_counts): New function.
14495 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
14496 defined_count_. Update declarations. Define Symbols typedef.
14497 * symtab.cc (Symbol_table::add_from_relobj): Add defined
14498 parameter. Change all callers.
14499 (Symbol_table::add_from_dynobj): Add sympointers and defined
14500 parameters. Change all callers.
14501 * symtab.h (class Symbol_table): Update declarations.
14502 * Makefile.am (CCFILES): Add cref.cc.
14503 (HFILES): Add cref.h.
14504 * Makefile.in: Rebuild.
14505
3f7c5e1d
CD		 145062008-07-22 Simon Baldwin <simonb@google.com>
14507
14508 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
14509 to zero when writing undefined symbols.
14510
e0b64032
ILT		 145112008-07-22 Ian Lance Taylor <iant@google.com>
14512
14513 * output.cc (Output_section::add_input_section): Don't try to
14514 merge empty merge sections.
14515
096b02cf
CS		 145162008-07-21 Craig Silverstein <csilvers@google.com>
14517
14518 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
14519 Include symbol version in error message.
cd536b21 14520
1d1f116d
CD		 145212008-07-20 Chris Demetriou <cgd@google.com>
14522
cd536b21 14523 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 14524 (RANDOM_SEED_CFLAGS): New substituted variable.
14525 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
14526 * configure: Rebuild.
14527 * Makefile.in: Likewise.
14528 * testsuite/Makefile.in: Likewise.
14529
a18f591e
ILT		 145302008-07-18 Ian Lance Taylor <iant@google.com>
14531
14532 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
14533 where we see NAME/NULL and NAME/VERSION as separate symbols.
14534 * testsuite/ver_test_main.cc (main): Call t4.
14535 (t4, t4_2a): Define.
14536 * testsuite/ver_test_2.cc (t4_2): Define.
14537 * testsuite/ver_test_2.script: Put t4_2a in VER2.
14538 * testsuite/ver_test_4.cc (t4_2a): Define.
14539 * testsuite/ver_test_4.script: Put t4_2a in VER2.
14540 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
14541
c6e3f6ed
ILT		 145422008-07-17 Ian Lance Taylor <iant@google.com>
14543
14544 * dynobj.cc (Versions::add_def): If we give an error about a
14545 missing version, go ahead and create the version anyhow.
14546
ef9beddf
ILT		 145472008-07-10 Ian Lance Taylor <iant@google.com>
14548
14549 Handle output sections with more than 0x7fffffff bytes.
14550 * object.h (class Relobj): Change map_to_output_ to
14551 output_sections_, and just keep a section pointer. Change all
14552 uses. Move comdat group support to Sized_relobj.
14553 (Relobj::is_section_specially_mapped): Remove.
14554 (Relobj::output_section): Remove poff parameter. Change all
14555 callers.
14556 (Relobj::output_section_offset): New function.
14557 (Relobj::set_section_offset): Rewrite.
14558 (Relobj::map_to_output): Remove.
14559 (Relobj::output_sections): New function.
14560 (Relobj::do_output_section_offset): New pure virtual function.
14561 (Relobj::do_set_section_offset): Likewise.
14562 (class Sized_relobj): Add section_offsets_ field. Add comdat
14563 group support from Relobj. Update declarations.
14564 (Sized_relobj::get_output_section_offset): New function.
14565 (Sized_relobj::do_output_section_offset): New function.
14566 (Sized_relobj::do_set_section_offset): New function.
14567 * object.cc (Relobj::output_section_address): Remove.
14568 (Sized_relobj::Sized_relobj): Initialize new fields.
14569 (Sized_relobj::include_section_group): Cast find_kept_object to
14570 Sized_relobj.
14571 (Sized_relobj::include_linkonce_section): Likewise.
14572 (Sized_relobj::do_layout): Use separate arrays for output section
14573 and output offset.
14574 (Sized_relobj::do_count_local_symbols): Change map_to_output to
14575 output_sections.
14576 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
14577 output_sections and section_offsets.
14578 (Sized_relobj::write_local_symbols): Likewise.
14579 (map_to_kept_section): Compute output address directly.
14580 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
14581 output_sections and section_offsets.
14582 (Sized_relobj::write_sections): Likewise.
14583 (Sized_relobj::relocate_sections): Likewise.
14584 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
14585 * output.h (class Output_reloc): Update declarations. Change
14586 u2_.relobj to Sized_relobj*.
14587 (class Output_data_reloc): Change add functions to use
14588 Sized_relobj*.
14589 * output.cc (Output_reloc::Output_reloc): Change relobj to
14590 Sized_relobj*.
14591 (Output_reloc::local_section_offset): Change return type to
14592 Elf_Addr. Use get_output_section_offset.
14593 (Output_reloc::get_address): Likewise.
14594 (Output_section::is_input_address_mapped): Don't call
14595 is_section_specially_mapped.
14596 (Output_section::output_offset): Likewise.
14597 (Output_section::output_address): Likewise.
14598 (Output_section::starting_output_address): Likewise.
14599 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
14600 parameter to Sized_relobj*.
14601 (Copy_relocs::need_copy_reloc): Likewise.
14602 (Copy_relocs::save): Likewise.
14603 * copy-relocs.h (class Copy_relocs): Update declarations.
14604 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
14605 Sized_relobj*. Change relobj_ field to Sized_relobj*.
14606 * target-reloc.h (relocate_for_relocatable): Change
14607 offset_in_output_section type to Elf_Addr. Change code that uses
14608 it as well.
14609 * layout.cc (Layout::layout): Always set *off.
14610 * mapfile.cc (Mapfile::print_input_section): Use
14611 output_section_offset.
14612 * i386.cc (Target_i386::copy_reloc): Change object parameter to
14613 Sized_relobj*.
14614 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
14615 * sparc.cc (Target_sparc::copy_reloc): Likewise.
14616 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
14617
5cb66f97
ILT		 146182008-07-03 Ian Lance Taylor <iant@google.com>
14619
14620 * layout.cc (Layout::include_section): Do not discard unrecognized
14621 SHT_STRTAB sections.
14622
afe47622
CS		 146232008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
14624
14625 * script.cc (Lex::can_continue_name): Make '?' allowable in
14626 version-script names.
14627 * testsuite/version_script.map: Change glob pattern to use '?'
14628
5adf9721
ILT		 146292008-06-30 Manish Singh <yosh@gimp.org>
14630
14631 PR 6585
14632 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
14633 Correct typo.
14634
e6fde208
ILT		 146352008-06-30 Ian Lance Taylor <iant@google.com>
14636
14637 PR 6660
14638 PR 6682
14639 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
14640 versions]: Don't try to read the value in the contents, since we
14641 don't use it. Use the template endianness when writing.
14642
3f2e6a2d
CC		 146432008-06-25 Cary Coutant <ccoutant@google.com>
14644
14645 * fileread.cc (File_read::make_view): Assert on zero-length view.
14646 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
14647 symbol table when there are no symbols to read.
14648
c43d3a48
CS		 146492008-06-23 Craig Silverstein <csilvers@google.com>
14650
14651 * version.cc (version_string): Bump to 1.7
14652
5f494ea0
CS		 146532008-06-18 Craig Silverstein <csilvers@google.com>
14654
14655 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
14656 constant 0xFFFF to type Valtype.
14657 (Powerpc_relocate_functions::rel16_ha): Likewise.
14658
c42e122e
ILT		 146592008-06-17 Ian Lance Taylor <iant@google.com>
14660
f34787f8
ILT		 14661 * output.h (Output_section::Input_section): Initialize p2align_ to
14662 zero for Output_section_data constructors.
14663 (Output_section::Input_section::addralign): If not an input
14664 section, return the alignment of the Output_section_data.
14665 * testsuite/copy_test.cc: New file.
14666 * testsuite/copy_test_1.cc: New file.
14667 * testsuite/copy_test_2.cc: New file.
14668 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
14669 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
14670 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
14671 (copy_test_1_pic.o, copy_test_1.so): New targets.
14672 (copy_test_2_pic.o, copy_test_2.so): New targets.
14673 * testsuite/Makefile.in: Rebuild.
14674
c42e122e
ILT		 14675 * script-sections.cc (Script_sections::place_orphan): Initialize
14676 local variable exact.
14677
ce3ac18a
DE		 146782008-06-13 David Edelsohn <edelsohn@gnu.org>
14679
14680 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
14681
42cacb20
DE		 146822008-06-12 David Edelsohn <edelsohn@gnu.org>
14683 David S. Miller <davem@davemloft.net>
14684
14685 * powerpc.cc: New file.
14686 * Makefile.am (TARGETSOURCES): Add powerpc.cc
14687 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
14688 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
14689 * Makefile.in: Rebuild.
14690
7b308235
ILT		 146912008-06-09 Ian Lance Taylor <iant@google.com>
14692
14693 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
14694 <exception>.
14695 (throwing, orig_terminate): New static variables.
14696 (terminate_handler): New static function.
14697 (t2): Set terminate handler.
14698
f0b886e3
ILT		 146992008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
14700
14701 PR 6584
cd536b21 14702 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 14703 alignment.
14704
3e90f135
CC		 147052008-05-30 Cary Coutant <ccoutant@google.com>
14706
14707 * archive.cc (Archive::include_all_members) Correct to step
14708 over symbol table and extended name table in thin archives.
14709
e09ad04a
ILT		 147102008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
14711
14712 PR 6407
14713 * target-reloc.h (relocate_for_relocatable): Fix new_offset
14714 calculation.
14715
62b01cb5
ILT		 147162008-05-28 Caleb Howe <cshowe@google.com>
14717
14718 * reduced_debug_output.cc: New file.
14719 * reduced_debug_output.h: New file.
92de84a6 14720 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 14721 * options.cc (General_options::finalize): Add strip_debug_non_line
14722 to the strip heirarchy.
14723 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
14724 fields.
14725 * layout.cc: Include "reduced_debug_output.h".
14726 (Layout::Layout): Initialize new fields.
14727 (line_only_debug_sections): New static array.
14728 (is_lines_only_debug_sections): New static inline function.
14729 (Layout::include_section): Handle --strip-debug-non-line.
14730 (Layout::make_output_section): If --strip-debug-non-line, build
14731 new output sections for .debug_abbrev and .debug_info.
14732 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
14733 gold. Warn about possible overflow.
14734 (read_signed_LEB_128): Likewise.
14735 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
14736 (read_signed_LEB_128): Declare.
14737 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
14738 (HFILES): Add reduced_debug_output.h.
14739 * Makefile.in: Rebuild.
14740
7d9e3d98
ILT		 147412008-05-21 Ian Lance Taylor <iant@google.com>
14742
14743 * mapfile.cc: New file.
14744 * mapfile.h: New file.
14745 * options.h (class General_options): Add -M/--print-map and -Map.
14746 * options.cc (General_options::finalize): Make -M equivalent to
14747 -Map -.
14748 * main.cc: Include <cstdio> and "mapfile.h".
14749 (main): Open mapfile if requested.
14750 * gold.cc (class Middle_runner): Add mapfile_ field. Update
14751 constructor. Change caller.
14752 (queue_initial_tasks): Add mapfile parameter. Change caller.
14753 (queue_middle_tasks): Likewise.
14754 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
14755 declarations.
14756 * archive.cc: Include "mapfile.h".
14757 (Archive::add_symbols): Add mapfile parameter. Change all
14758 callers. Pass mapfile, symbol, and reason to include_member.
14759 (Archive::include_all_members): Add mapfile parameter. Change all
14760 callers.
14761 (Archive::include_member): Add mapfile, sym, and why parameters.
14762 Change all callers. Report inclusion to map file.
14763 * archive.h: Include "fileread.h".
14764 (class Archive): Update declarations.
14765 (Archive::file): New const method.
14766 (class Add_archive_symbols): Add mapfile_ field. Update
14767 constructor. Change all callers.
14768 * readsyms.h (class Read_symbols): Likewise.
14769 (class Finish_group): Likewise.
14770 (class Read_script): Likewise.
14771 * common.cc: Include "mapfile.h".
14772 (Symbol_table::allocate_commons): Add mapfile parameter. Change
14773 all callers.
14774 (Symbol_table::do_allocate_commons): Likewise.
14775 (Symbol_table::do_allocate_commons_list): Likewise. Report common
14776 symbol allocation to mapfile.
14777 * common.h (class Allocate_commons_task): Add mapfile_ field.
14778 Update constructor. Change all callers.
14779 * symtab.h (class Symbol_table): Update declarations.
14780 * layout.cc: Include "mapfile.h".
14781 (Layout_task_runner::run): Print information to mapfile.
14782 (Layout::create_gold_note): Change Output_data_fixed_space to
14783 Output_data_zero_fill.
14784 (Layout::create_build_id): Likewise.
14785 (Layout::print_to_mapfile): New function.
14786 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
14787 constructor. Change caller.
14788 (class Layout): Declare print_to_mapfile.
14789 * output.cc (Output_section::Input_section::print_to_mapfile): New
14790 function.
14791 (Output_section::add_input_section): If producing a map, always
14792 add to input_sections_ list.
14793 (Output_section::do_print_to_mapfile): New function.
14794 (Output_segment::print_sections_to_mapfile): New function.
14795 (Output_segment::print_section_list_to_mapfile): New function.
14796 * output.h: Include "mapfile.h".
14797 (Output_data::print_to_mapfile): New function.
14798 (Output_data::do_print_to_mapfile): New virtual function.
14799 (Output_segment_headers::do_print_to_mapfile): New function.
14800 (Output_file_header::do_print_to_mapfile): New function.
14801 (Output_data_const::do_print_to_mapfile): New function.
14802 (class Output_data_const_buffer): Add map_name_ field. Update
14803 constructor. Change all callers. Add do_print_to_mapfile
14804 function.
14805 (class Output_data_fixed_space): Likewise.
14806 (class Output_data_space): Likewise.
14807 (class Output_data_zero_fill): New class.
14808 (Output_data_strtab::do_print_to_mapfile): New function.
14809 (Output_data_reloc_base::do_print_to_mapfile): New function.
14810 (Output_relocatable_relocs::do_print_to_mapfile): New function.
14811 (Output_data_group::do_print_to_mapfile): New function.
14812 (Output_data_got::do_print_to_mapfile): New function.
14813 (Output_data_dynamic::do_print_to_mapfile): New function.
14814 (Output_symtab_xindex::do_print_to_mapfile): New function.
14815 (class Output_section): Declare do_print_to_mapflie. Declare
14816 print_to_mapfile in Input_section.
14817 (class Output_segment): Declare new functions.
14818 * object.h (Sized_relobj::symbol_count): New function.
14819 * script-sections.cc
14820 (Output_section_element_dot_assignment::set_section_addresses):
14821 Change Output_data_fixed_space to Output_data_zero_fill.
14822 (Output_data_expression::do_print_to_mapfile): New function.
14823 * script.cc (read_input_script): Add mapfile parameter. Change
14824 all callers.
14825 * script.h (read_input_script): Update declaration.
14826 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
14827 (Eh_frame::do_print_to_mapfile): New function.
14828 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
14829 (Output_merge_string::do_print_to_mapfile): New function.
14830 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
14831 function.
14832 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
14833 function.
14834 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
14835 function.
14836 * Makefile.am (CCFILES): Add mapfile.cc.
14837 (HFILES): Add mapfile.h.
14838 * Makefile.in: Rebuild.
14839
9f1d377b
ILT		 148402008-05-19 Ian Lance Taylor <iant@google.com>
14841
14842 * options.h (class General_options): Add -z relro.
14843 * layout.cc (Layout::Layout): Initialize relro_segment_.
14844 (Layout::add_output_section_data): Return the output section.
14845 (Layout::make_output_section): Rcognize relro sections and mark
14846 them appropriately.
14847 (Layout::attach_allocated_section_to_segment): Put relro sections
14848 in a PT_GNU_RELRO segment.
14849 (Layout::create_initial_dynamic_sections): Mark the .dynamic
14850 section as relro.
14851 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
14852 PT_TLS segments.
14853 (Layout::linkonce_mapping): Map d.rel.ro.local to
14854 .data.rel.ro.local.
14855 (Layout::output_section_name): Us .data.rel.ro.local for any
14856 section which begins with that.
14857 * layout.h (class Layout): Update add_output_section_data
14858 declaration. Add relro_segment_ field.
14859 * output.cc (Output_section::Output_section): Initialize is_relro_
14860 and is_relro_local_ fields.
14861 (Output_segment::add_output_section): Group relro sections.
14862 (Output_segment::is_first_section_relro): New function.
14863 (Output_segment::maximum_alignment): If there is a relro section,
14864 align the segment to the common page size.
14865 (Output_segment::set_section_addresses): Track whether we are
14866 looking at relro sections. If the last section is a relro
14867 section, align to the common page size.
14868 (Output_segment::set_section_list_addresses): Add in_relro
14869 parameter. Change all callers. Align to the page size when
14870 moving from relro to non-relro section.
14871 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
14872 segment.
14873 * output.h (class Output_section): Add is_relro_ and
14874 is_relro_local_ fields.
14875 (Output_section::is_relro): New function.
14876 (Output_section::set_is_relro): New function.
14877 (Output_section::is_relro_local): New function.
14878 (Output_section::set_is_relro_local): New function.
14879 (class Output_segment): Update declarations.
14880 * i386.cc (Target_i386::got_section): Mark .got section as relro.
14881 * sparc.cc (Target_sparc::got_section): Likewise.
14882 * x86_64.cc (Target_x86_64::got_section): Likewise.
14883 * testsuite/relro_test_main.cc: New file.
14884 * testsuite/relro_test.cc: New file.
14885 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
14886 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
14887 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
14888 (relro_test.so, relro_test_pic.o): New targets.
14889 * testsuite/Makefile.in: Rebuild.
14890
a984ee1d
ILT		 148912008-05-16 Ian Lance Taylor <iant@google.com>
14892
01676dcd
ILT		 14893 * output.cc (Output_segment::add_output_section): Remove front
14894 parameter.
14895 * output.h (class Output_segment): Remove
14896 add_initial_output_section and overloaded add_output_section.
14897 Update declaration of remaining add_output_section.
14898 * layout.cc (Layout::create_interp): Call add_output_section
14899 rather than add_initial_output_section.
14900 (Layout::finish_dynamic_section): Likewise.
14901
497897f9
ILT		 14902 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
14903 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
14904 know the dynamic type.
14905 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
14906 field. Initialize it in constructor.
14907 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
14908 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
14909 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
14910 reloc.
14911
a984ee1d
ILT		 14912 * output.cc (Output_reloc::get_address): Change return type to
14913 Elf_Addr.
14914 * output.h (class Output_reloc): Update get_address declaration.
14915 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
14916 for section addresses.
14917
55ba0940
ILT		 149182008-05-09 Ian Lance Taylor <iant@google.com>
14919
14920 PR 6493
14921 * gold.cc (gold_nomem): Use return value of write.
14922
75517b77
ILT		 149232008-05-08 Ian Lance Taylor <iant@google.com>
14924
14925 * symtab.c (Symbol::init_base_output_data): Add version
14926 parameter. Change all callers.
14927 (Symbol::init_base_output_segment): Likewise.
14928 (Symbol::init_base_constant): Likewise.
14929 (Symbol::init_base_undefined): Likewise.
14930 (Sized_symbol::init_output_data): Likewise.
14931 (Sized_symbol::init_output_segment): Likewise.
14932 (Sized_symbol::init_constant): Likewise.
14933 (Sized_symbol::init_undefined): Likewise.
14934 (Symbol_table::do_define_in_output_data): If the new symbol has a
14935 version, mark it as the default.
14936 (Symbol_table::do_define_in_output_segment): Likewise.
14937 (Symbol_table::do_define_as_constant): Likewise.
14938 * symtab.h (class Symbol): Update declarations.
14939 (class Sized_symbol): Likewise.
14940 * resolve.cc (Symbol::override_version): New function.
c42e122e 14941 (Symbol::override_base): Call override_version.
75517b77
ILT		 14942 (Symbol::override_base_with_special): Likewise.
14943 * testsuite/ver_script_8.script: New file.
14944 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
14945 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
14946 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
14947 (ver_test_8_1.so, ver_test_8_2.so): New targets.
14948
f1f70eae
ILT		 149492008-05-06 Ian Lance Taylor <iant@google.com>
14950
f3e9c5c5
ILT		 14951 PR 6049
14952 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
14953 functions.
14954 (class General_options): Remove existing --undefined, and add
14955 --no-undefined instead. Add new --undefined as synonym for -u.
14956 * archive.cc (Archive::add_symbols): Check whether symbol was
14957 named with -u.
14958 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
14959 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
14960 all uses. Add IS_UNDEFINED. Update declarations to split
14961 different versions of init_base. Declare init_base_undefined.
14962 (Symbol::is_defined): Handle IS_UNDEFINED.
14963 (Symbol::is_undefined): Likewise.
14964 (Symbol::is_weak_undefined): Call is_undefined.
14965 (Symbol::is_absolute): Handle IS_CONSTANT.
14966 (class Sized_symbol): Update declarations to split different
14967 versions of init. Declare init_undefined.
14968 (class Symbol_table): Declare new functions.
14969 * symtab.cc (Symbol::init_base_object): Rename from init_base.
14970 Change all callers.
14971 (Symbol::init_base_output_data): Likewise.
14972 (Symbol::init_base_output_segment): Likewise.
14973 (Symbol::init_base_constant): Likewise.
14974 (Symbol::init_base_undefined): New function.
14975 (Sized_symbol::init_object): Rename from init. Change all
14976 callers.
14977 (Sized_symbol::init_output_data): Likewise.
14978 (Sized_symbol::init_output_segment): Likewise.
14979 (Sized_symbol::init_constant): Likewise.
14980 (Sized_symbol::init_undefined): New function.
14981 (Symbol_table::add_undefined_symbols_from_command_line): New
14982 function.
14983 (Symbol_table::do_add_undefined_symbols_from_command_line): New
14984 function.
14985 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
14986 (Symbol::output_section): Likewise.
14987 (Symbol::set_output_section): Likewise.
14988 (Symbol_table::sized_finalize_symbol): Likewise.
14989 (Symbol_table::sized_write_globals): Likewise.
14990 * resolve.cc (Symbol_table::should_override): Likewise.
14991 (Symbol::override_base_with_special): Likewise.
14992
8bdcdf2c
ILT		 14993 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
14994 symbol, change it to have default visibility.
14995 * testsuite/protected_1.cc: New file.
14996 * testsuite/protected_2.cc: New file.
14997 * testsuite/protected_3.cc: New file.
14998 * testsuite/protected_main_1.cc: New file.
14999 * testsuite/protected_main_2.cc: New file.
15000 * testsuite/protected_main_3.cc: New file.
15001 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
15002 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
15003 (protected_1_LDFLAGS, protected_1_LDADD): Define.
15004 (protected_1.so): New target.
15005 (protected_1_pic.o, protected_2_pic.o): New targets.
15006 (protected_3_pic.o): New target.
15007 (check_PROGRAMS): Add protected_2.
15008 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
15009 (protected_2_LDFLAGS, protected_2_LDADD): Define.
15010 * testsuite/Makefile.in: Rebuild.
15011
2b706932
ILT		 15012 * options.h (DEFINE_var): Add set_user_set_##varname__.
15013 (DEFINE_bool_alias): New macro.
15014 (class General_options): Define -Bstatic using DEFINE_bool_alias
15015 rather than DEFINE_special. Add --undefined as an alias for -z
15016 defs.
15017 * options.cc (General_options::parse_Bstatic): Remove.
15018
d82a5bcc
ILT		 15019 * options.h (class General_options): Add --fatal-warnings.
15020 * main.cc (main): Implement --fatal-warnings.
15021 * errors.h (Errors::warning_count): New function.
15022
f1f70eae
ILT		 15023 * options.h (class General_options): Add -Bsymbolic-functions.
15024 * symtab.h (Symbol::is_preemptible): Check for
15025 -Bsymbolic-functions.
15026
8825ac63
ILT		 150272008-05-05 Ian Lance Taylor <iant@google.com>
15028
d98bc257
ILT		 15029 * options.h (DEFINE_bool): For DASH_Z, create the negative option
15030 as noVARNAME rather than no-VARNAME.
15031 (class General_options): Add option -z combreloc.
15032 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
15033 get_address.
15034 (Output_reloc::sort_before) [SHT_REL]: New function.
15035 (Output_reloc::sort_before) [SHT_RELA]: New function.
15036 (class Output_data_reloc_base): Add sort_relocs_ field. Define
15037 Sort_relocs_comparison.
15038 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
15039 parameter. Change all callers.
15040 (Output_data_reloc::Output_data_reloc) [both versions]: Add
15041 sort_relocs parameter. Change all callers.
15042 * output.cc (Output_reloc::get_address): New function, broken out
15043 of write_rel.
15044 (Output_reloc::write_rel): Call it.
15045 (Output_reloc::compare): New function.
15046 (Output_data_reloc_base::do_write): Optionally sort relocs.
15047
60b2b4e7
ILT		 15048 * configure.ac: If targ_extra_obj is set, link it in.
15049 * configure.tgt: Initialize all variables.
15050 (x86_64*): Set targ_extra_obj and targ_extra_size.
15051 * configure: Rebuild.
15052
8825ac63
ILT		 15053 * object.cc (Sized_relobj::include_section_group): Adjust section
15054 indexes read from group data. Build vector to pass to
15055 layout_group.
15056 * layout.cc (Layout::layout_group): Add flags and shndxes
15057 parameters. Remove contents parameter. Change caller. Update
15058 explicit instantiations.
15059 * layout.h (class Layout): Update layout_group declaration.
15060 * output.cc (Output_data_group::Output_data_group): Add flags and
15061 input_shndxes parameters. Remove contents parameter. Change
15062 caller.
15063 (Output_data_group::do_write): Change input_sections_ to
15064 input_shndxes_.
15065 * output.h (class Output_data_group): Update constructor
15066 declaration. Rename input_sections_ to input_shndxes_.
15067 * testsuite/many_sections_test.cc: Add template.
15068
e94cf127
CC		 150692008-04-30 Cary Coutant <ccoutant@google.com>
15070
4418b2d5
CC		 15071 * target-reloc.h (relocate_section): Fix dead-pointer bug.
15072
e94cf127
CC		 15073 * layout.cc (Layout::include_section): Refactored check for debug
15074 info section.
15075 (Layout::add_comdat): Add new parameters. Change type
15076 of signature parameter. Add object and shndx to signatures table.
15077 (Layout::find_kept_object): New function.
15078 * layout.h: Include <cstring>.
15079 (Layout::is_debug_info_section): New function.
15080 (Layout::add_comdat): Add new parameters.
15081 (Layout::find_kept_object): New function.
15082 (Layout::Kept_section): New struct.
15083 (Layout::Signatures): Change type of map range.
15084 * object.cc (Relobj::output_section_address): New function.
15085 (Sized_relobj::include_section_group): Add new parameters. Change
15086 calls to Layout::add_comdat. Change to build table of kept comdat
15087 groups and table mapping discarded sections to kept sections.
15088 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
15089 (Sized_relobj::do_layout): Change calls to include_section_group and
15090 include_linkonce_section.
15091 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
15092 value to zero when section is discarded.
15093 (Sized_relobj::map_to_kept_section): New function.
15094 * object.h (Relobj::output_section_address): New function.
15095 (Relobj::Comdat_group): New type.
15096 (Relobj::find_comdat_group): New function.
15097 (Relobj::Comdat_group_table): New type.
15098 (Relobj::Kept_comdat_section): New type.
15099 (Relobj::Kept_comdat_section_table): New type.
15100 (Relobj::add_comdat_group): New function.
15101 (Relobj::set_kept_comdat_section): New function.
15102 (Relobj::get_kept_comdat_section): New function.
15103 (Relobj::comdat_groups_): New field.
15104 (Relobj::kept_comdat_sections_): New field.
15105 (Symbol_value::input_value): Update comment.
15106 (Sized_relobj::map_to_kept_section) New function.
15107 (Sized_relobj::include_linkonce_section): Add new parameter.
15108 * target-reloc.h (Comdat_behavior): New type.
15109 (get_comdat_behavior): New function.
15110 (relocate_section): Add code to map a discarded section to the
15111 corresponding kept section when applying a relocation.
15112
e4e5049b
CS		 151132008-04-30 Craig Silverstein <csilvers@google.com>
15114
15115 * dwarf_reader.cc (next_generation_count): New static var.
15116 (Addr2line_cache_entry): New struct.
15117 (addr2line_cache): New static var.
15118 (Dwarf_line_info::one_addr2line): Added caching.
15119 (Dwarf_line_info::clear_addr2line_cache): New function.
15120 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
15121 cache-size parameter.
15122 (Dwarf_line_info::one_addr2line_cache): New function.
15123 * symtab.cc (Symbol_table::detect_odr_violations): Pass
15124 new cache-size argument to one_addr2line(), and clear cache.
15125
d09e9154
CC		 151262008-04-28 Cary Coutant <ccoutant@google.com>
15127
15128 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
15129 R_386_PC8 relocations.
15130
7ef73768
ILT		 151312008-04-23 Ian Lance Taylor <iant@google.com>
15132
55438702
ILT		 15133 * object.cc (Sized_relobj::include_section_group): Check for
15134 invalid section group.
15135
c165fb93
ILT		 15136 * object.cc (make_elf_object): Correct test for 64-bit ELF file
15137 header size.
15138
7ef73768
ILT		 15139 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
15140 than read for file header.
15141 * archive.cc (Archive::include_member): Likewise.
15142
6194aaab
L		 151432008-04-23 Paolo Bonzini <bonzini@gnu.org>
15144
15145 * aclocal.m4: Regenerate.
15146 * configure: Regenerate.
15147
d491d34e
ILT		 151482008-04-19 Ian Lance Taylor <iant@google.com>
15149
5ea2bac6
ILT		 15150 * version.cc (version_string): Bump to 1.6.
15151
7bc3e21a
ILT		 15152 * testsuite/Makefile.am (many_sections_r_test): New target.
15153 (many_sections_r_test_SOURCES): Remove.
15154 (many_sections_r_test_DEPENDENCIES): Remove.
15155 (many_sections_r_test_LDFLAGS): Remove.
15156 (many_sections_r_test_LDADD): Remove.
15157
7fcd3aa9
ILT		 15158 * object.cc (Sized_relobj::do_add_symbols): Always pass
15159 local_symbol_count_ to add_from_relobj.
15160
4c94d6ae
ILT		 15161 * testsuite/Makefile.am (many_sections_check.h): Only check one in
15162 every thousand variables.
15163 * testsuite/Makefile.in: Rebuild.
15164
d491d34e
ILT		 15165 * object.cc (Xindex::initialize_symtab_xindex): New function.
15166 (Xindex::read_symtab_xindex): New function.
15167 (Xindex::sym_xindex_to_shndx): New function.
15168 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
15169 available.
15170 (Sized_relobj::do_initialize_xindex): New function.
15171 (Sized_relobj::do_read_symbols): Adjust section links.
15172 (Sized_relobj::symbol_section_and_value): Add is_ordinary
15173 parameter. Change all callers.
15174 (Sized_relobj::include_section_group): Adjust section links and
15175 symbol section indexes.
15176 (Sized_relobj::do_layout): Adjust section links.
15177 (Sized_relobj::do_count_local_symbols): Adjust section links and
15178 symbol section indexes.
15179 (Sized_relobj::do_finalize_local_symbols): Distinguish between
15180 ordinary and special symbols.
15181 (Sized_relobj::write_local_symbols): Add symtab_xindex and
15182 dynsym_xindex parameters. Change all callers. Adjust section
15183 links. Use SHN_XINDEX when needed.
15184 (Sized_relobj::get_symbol_location_info): Adjust section links.
15185 Don't get fooled by special symbols.
15186 * object.h (class Xindex): Define.
15187 (class Object): Add xindex_ parameter. Declare virtual functoin
15188 do_initialize_xindex.
15189 (Object::adjust_sym_shndx): New function.
15190 (Object::set_xindex): New protected function.
15191 (class Symbol_value): Add is_ordinary_shndx_ field.
15192 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
15193 (Symbol_value::value): Assert ordinary section.
15194 (Symbol_value::initialize_input_to_output_map): Likewise.
15195 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
15196 Change all callers.
15197 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
15198 all callers.
15199 (class Sized_relobj): Update declarations.
15200 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
15201 parameter. Change all callers.
15202 (Sized_relobj::adjust_shndx): New function.
15203 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
15204 field.
15205 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
15206 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
15207 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
15208 (Sized_dynobj::read_dynsym_section): Adjust section links.
15209 (Sized_dynobj::read_dynamic): Likewise.
15210 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
15211 section links.
15212 (Sized_dynobj::do_initialize_xindex): New function.
15213 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
15214 do_initialize_xindex.
15215 (Sized_dynobj::adjust_shndx): New function.
15216 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
15217 dynsym_xindex_ fields.
15218 (Layout::finalize): Add a call to set_section_indexes before
15219 creating the symtab sections.
15220 (Layout::set_section_indexes): Don't do anything if the section
15221 already has a section index.
15222 (Layout::create_symtab_sections): Add shnum parameter. Change
15223 caller. Create .symtab_shndx section if needed.
15224 (Layout::create_shdrs): Add shstrtab_section parameter. Change
15225 caller.
15226 (Layout::allocated_output_section_count): New function.
15227 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
15228 needed.
15229 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
15230 fields. Update declarations.
15231 (Layout::symtab_xindex): New function.
15232 (Layout::dynsym_xindex): New function.
15233 (class Write_symbols_task): Add layout_ field.
15234 (Write_symbols_task::Write_symbols_task): Add layout parameter.
15235 Change caller.
15236 * output.cc (Output_section_headers::Output_section_headers): Add
15237 shstrtab_section parameter. Change all callers.
15238 (Output_section_headers::do_sized_write): Store overflow values
15239 for section count and section string table section index in
15240 section header zero.
15241 (Output_file_header::do_sized_write): Check for overflow of
15242 section count and section string table section index.
15243 (Output_symtab_xindex::do_write): New function.
15244 (Output_symtab_xindex::endian_do_write): New function.
15245 * output.h (class Output_section_headers): Add shstrtab_section_.
15246 Update declarations.
15247 (class Output_symtab_xindex): Define.
15248 (Output_section::has_out_shndx): New function.
15249 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
15250 field.
15251 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
15252 Change all callers.
15253 (Sized_symbol::init): Likewise.
15254 (Symbol::output_section): Check for ordinary symbol.
15255 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
15256 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
15257 callers.
15258 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
15259 Change all callers. Simplify handling of symbols from sections
15260 not included in the link.
15261 (Symbol_table::add_from_dynobj): Handle ordinary symbol
15262 distinction.
15263 (Weak_alias_sorter::operator()): Assert that symbols are
15264 ordinary.
15265 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
15266 distinction.
15267 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
15268 parameters. Change all callers.
15269 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
15270 symbol distinction. Use SHN_XINDEX when needed.
15271 (Symbol_table::write_section_symbol): Add symtab_xindex
15272 parameter. Change all callers.
15273 (Symbol_table::sized_write_section_symbol): Likewise. Use
15274 SHN_XINDEX when needed.
15275 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
15276 declarations.
15277 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
15278 (Symbol::is_defined): Check is_ordinary.
15279 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
15280 (Symbol::is_absolute, Symbol::is_common): Likewise.
15281 (class Sized_symbol): Update declarations.
15282 (class Symbol_table): Update declarations.
15283 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
15284 parameters. Change all callers.
15285 (Sized_symbol::override): Likewise.
15286 (Symbol_table::override): Likewise.
15287 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
15288 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
15289 is_ordinary, and orig_st_shndx parameters. Change all callers.
15290 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
15291 to be in an ordinary section.
15292 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
15293 object and is_ordinary parameters. Change all callers.
15294 (Sized_dwarf_line_info::read_relocs): Add object parameter.
15295 Change all callers. Don't add undefined or non-ordinary symbols
15296 to reloc_map_.
15297 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
15298 Change all callers.
15299 * dwarf_reader.h (class Sized_dwarf_line_info): Update
15300 declarations.
15301 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
15302 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
15303 (Sized_relobj::relocate_sections): Likewise.
15304 * target-reloc.h (scan_relocs): Adjust section symbol index.
15305 (scan_relocatable_relocs): Likewise.
15306 * i386.cc (Scan::local): Check for ordinary symbols.
15307 * sparc.cc (Scan::local): Likewise.
15308 * x86_64.cc (Scan::local): Likewise.
15309 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
15310 to symbol_section_and_value.
15311 * testsuite/many_sections_test.cc: New file.
15312 * testsuite/Makefile.am (BUILT_SOURCES): Define.
15313 (check_PROGRAMS): Add many_sections_test.
15314 (many_sections_test_SOURCES): Define.
15315 (many_sections_test_DEPENDENCIES): Define.
15316 (many_sections_test_LDFLAGS): Define.
15317 (BUILT_SOURCES): Add many_sections_define.h.
15318 (many_sections_define.h): New target.
15319 (BUILT_SOURCES): Add many_sections_check.h.
15320 (many_sections_check.h): New target.
15321 (check_PROGRAMS): Add many_sections_r_test.
15322 (many_sections_r_test_SOURCES): Define.
15323 (many_sections_r_test_DEPENDENCIES): Define.
15324 (many_sections_r_test_LDFLAGS): Define.
15325 (many_sections_r_test_LDADD): Define.
15326 (many_sections_r_test.o): New target.
15327 * testsuite/Makefile.in: Rebuild.
15328
c5818ff1
CC		 153292008-04-17 Cary Coutant <ccoutant@google.com>
15330
15331 * errors.cc (Errors::info): New function.
15332 (gold_info): New function.
15333 * errors.h (Errors::info): New function.
15334 * gold.h (gold_info): New function.
15335 * object.cc (Input_objects::add_object): Print trace output.
15336 * options.cc (options::parse_set): New function.
15337 (General_options::parse_wrap): Deleted.
15338 (General_options::General_options): Deleted initializer.
15339 * options.h (options::String_set): New typedef.
15340 (options::parse_set): New function.
15341 (DEFINE_set): New macro.
15342 (General_options::wrap): Changed to use DEFINE_set. Changed
15343 callers of any_wrap_symbols and is_wrap_symbol.
15344 (General_options::trace, General_options::trace_symbol):
15345 New options.
15346 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
15347 (General_options::wrap_symbols_): Deleted.
15348 * symtab.cc (Symbol_table::add_from_object): Print trace output.
15349
b5be4a7c
DM		 153502008-04-17 David S. Miller <davem@davemloft.net>
15351
15352 * options.cc (General_options::parse_V): New function.
15353 * options.h: Add entries for -V and -Qy.
15354
155a0dd7
ILT		 153552008-04-17 Ian Lance Taylor <iant@google.com>
15356
15357 * common.cc (Symbol_table::allocate_commons): Remove options
15358 parameter. Change caller.
15359 (Symbol_table::do_allocate_commons): Remove options parameter.
15360 Change caller. Just call do_allocate_commons_list twice.
15361 (Symbol_table::do_allocate_commons_list): New function, broken out
15362 of do_allocate_commons.
15363 * common.h (class Allocate_commons_task): Remove options_ field.
15364 Update constructor.
15365 * symtab.cc (Symbol_table::Symbol_table): Initialize
15366 tls_commons_.
15367 (Symbol_table::add_from_object): Put TLS common symbols on
15368 tls_commons_ list.
15369 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
15370 which are IN_OUTPUT_DATA.
15371 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
15372 allocate_commons and do_allocate_commons declarations. Declare
15373 do_allocate_commons_list.
15374 * gold.cc (queue_middle_tasks): Update creation of
15375 Allocate_commons_task to not pass options.
15376 * testsuite/Makefile.am (INCLUDES): Add -I.. .
15377 (TLS_TEST_C_FLAGS): New variable.
15378 (tls_test_c_pic.o): New target.
15379 (tls_test_shared.so): Link in tls_test_c_pic.o.
15380 (tls_test_c_pic_ie.o): New target.
15381 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
15382 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
15383 (tls_test_c.o): New target.
15384 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
15385 (tls_pic_test_LDADD): Likewise.
15386 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
15387 (tls_shared_gd_to_ie_test_LDADD): Likewise.
15388 (tls_test_c_gnu2.o): New target.
15389 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
15390 tls_test_c_gnu2.o.
15391 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
15392 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
15393 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
15394 * testsuite/tls_test.cc: Include "config.h".
15395 (t_last): Call t11_last.
15396 * testsuite/tls_test.h (t11, t11_last): Declare.
15397 * testsuite/tls_test_c.c: New file.
15398 * testsuite/tls_test_main.cc (thread_routine): Call t11.
15399 * configure.ac: Check for OpenMP support.
15400 * configure, config.in, Makefile.in: Rebuild.
15401 * testsuite/Makefile.in: Rebuild.
15402
edfbb029
CC		 154032008-04-16 Cary Coutant <ccoutant@google.com>
15404
15405 * i386.cc (Target_i386::define_tls_base_symbol): New function.
15406 (Target_i386::tls_base_symbol_defined_): New field.
15407 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15408 (Target_i386::Scan::global): Likewise.
15409 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
15410 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
15411 (Target_x86_64::tls_base_symbol_defined_): New field.
15412 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
15413 (Target_x86_64::Scan::global): Likewise.
15414
f3c69fca
CC		 154152008-04-16 Cary Coutant <ccoutant@google.com>
15416
15417 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
15418 (Symbol::needs_plt_entry): Allow weak undefined symbols.
15419 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
15420 building shared libraries.
15421 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
15422 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
15423 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
15424 * testsuite/Makefile.in: Rebuild.
15425 * testsuite/weak_undef.h: New file.
15426 * testsuite/weak_undef_file1.cc: Add extra test cases.
15427 * testsuite/weak_undef_file2.cc: Likewise.
15428 * testsuite/weak_undef_test.cc: Likewise.
15429
7c414435
DM		 154302008-04-16 David S. Miller <davem@davemloft.net>
15431
32b769e1
DM		 15432 * sparc.cc (Target_sparc::Scan): Change from struct to class.
15433 Add issued_non_pic_error_ field. Declare check_non_pic.
15434 (Target_sparc::Scan::check_non_pic): New function.
15435 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
15436 (Target_sparc::Scan::global): Likewise.
15437
11936fb1
DM		 15438 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
15439 * configure: Rebuild.
15440
7c414435
DM		 15441 * options.h (DEFINE_enable): New macro.
15442 (new_dtags): New enable option.
15443 (initfirst, interpose, loadfltr, nodefaultlib,
15444 nodelete, nodlopen, nodump): New -z options.
15445 * layout.cc (Layout:finish_dynamic_section): If new
15446 dtags enabled, emit DT_RUNPATH. Also, emit a
15447 DT_FLAGS_1 containing any specified -z flags.
15448
85c7bf8b
ILT		 154492008-04-16 Ian Lance Taylor <iant@google.com>
15450
12c0daef
ILT		 15451 * copy-relocs.cc: New file.
15452 * copy-relocs.h: New file.
15453 * reloc.cc: Remove Copy_relocs code.
15454 * reloc.h: Likewise.
15455 * reloc-types.h (struct Reloc_types) [both versions]: Add
15456 get_reloc_addend_noerror.
15457 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
15458 variants of add_global which take an addend which must be zero.
15459 * i386.cc: Include "copy-relocs.h".
15460 (class Target_i386): Change type of copy_relocs_ to variable,
15461 update initializer.
15462 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
15463 Change all callers.
15464 (Target_i386::do_finalize_sections): Change handling of
15465 copy_relocs_.
15466 * sparc.cc: Include "copy-relocs.h".
15467 (class Target_sparc): Change type of copy_relocs_ to variable,
15468 update initializer.
15469 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
15470 Change all callers.
15471 (Target_sparc::do_finalize_sections): Change handling of
15472 copy_relocs_.
15473 * x86_64.cc: Include "copy-relocs.h".
15474 (class Target_x86_64): Change type of copy_relocs_ to variable,
15475 update initializer.
15476 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
15477 class. Change all callers.
15478 (Target_x86_64::do_finalize_sections): Change handling of
15479 copy_relocs_.
15480 * Makefile.am (CCFILES): Add copy-relocs.cc.
15481 (HFILES): Add copy-relocs.h.
15482
4f4995b6
ILT		 15483 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
15484
85c7bf8b
ILT		 15485 * testsuite/script_test_4.sh: Permit leading zeroes.
15486
4f2a9edd
ILT		 154872008-04-15 Ian Lance Taylor <iant@google.com>
15488
e6188289
ILT		 15489 * script-sections.cc (Script_sections::create_segments): Use
15490 header_size_adjustment even when there is enough room for the
15491 headers.
15492 * testsuite/script_test_4.sh: New file.
15493 * testsuite/script_test_4.t: New file.
15494 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
15495 (check_DATA): Add script_test_4.stdout.
15496 (MOSTLYCLEANFILES): Likewise.
15497 (script_test_4): New target.
15498 (script_test_4.stdout): New target.
15499 * testsuite/Makefile.in: Rebuild.
15500
4f2a9edd
ILT		 15501 * sparc.cc: Add definitions for Output_data_plt_sparc class
15502 constants.
15503
f5314dd5
DM		 155042008-04-14 David S. Miller <davem@davemloft.net>
15505
15506 * sparc.cc: New file.
15507 * Makefile.am (TARGETSOURCES): Add sparc.cc
15508 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
15509 * configure.tgt: Document targ_extra_size and
15510 targ_extra_big_endian. Add entries for sparc-* and
15511 sparc64-*.
15512 * configure.ac: Handle targ_extra_size and
15513 targ_extra_big_endian.
15514 * Makefile.in: Rebuild.
15515 * configure: Likewise.
15516 * po/POTFILES.in: Likewise.
15517 * po/gold.pot: Likewise.
15518
154e0e9a
ILT		 155192008-04-14 Ian Lance Taylor <iant@google.com>
15520
15521 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
15522 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
15523 in the name/type/flags to section mapping. Don't call
15524 allocate_output_section.
15525 (Layout::choose_output_section): Change parameter from adjust_name
15526 to is_input_section. Don't permit input sections after sections
15527 are attached to segments. Don't call allocate_output_section.
15528 (Layout::layout_eh_frame): Call update_flags_for_input_section,
15529 not write_enable_output_section.
15530 (Layout::make_output_section): Don't push to
15531 unattached_section_list_ nor call attach_to_segment. Call
15532 attach_section_to_segment if sections are attached.
15533 (Layout::attach_sections_to_segments): New function.
15534 (Layout::attach_section_to_segment): New function.
15535 (Layout::attach_allocated_section_to_segment): Rename from
15536 attach_to_segment. Remove flags parameter.
15537 (Layout::allocate_output_section): Remove function.
15538 (Layout::write_enable_output_section): Remove function.
15539 * layout.h (class Layout): Update for above changes. Add new
15540 field sections_are_attached_.
15541 * output.h (Output_section::update_flags_for_input_section): New
15542 function.
15543 * output.cc (Output_section::add_input_section): Call
15544 update_flags_for_input_section.
15545 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
15546
009a67a2
CC		 155472008-04-11 Cary Coutant <ccoutant@google.com>
15548
15549 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
15550 thought unnecessary.
15551 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
15552
759b1a24
ILT		 155532008-04-11 Ian Lance Taylor <iant@google.com>
15554
15555 * output.h (class Output_section_data): Remove inline definition
15556 of set_addralign.
15557 * output.cc (Output_section_data::set_addralign): New function.
15558
c2b45e22
CC		 155592008-04-11 Cary Coutant <ccoutant@google.com>
15560
15561 Add support for TLS descriptors for i386 and x86_64.
15562 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
15563 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
15564 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
15565 GOT_TYPE_TLS_DESC.
15566 (Target_i386::got_mod_index_entry): Remove unnecessary code.
15567 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
15568 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
15569 relocations.
15570 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
15571 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
15572 Fix problem with initial-exec relocations.
15573 (Target_i386::Relocate::relocate_tls): Likewise.
15574 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
15575 relaxation.
15576 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
15577 support for section-plus-offset dynamic table entries.
15578 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
15579 (Output_data_dynamic::Dynamic_entry): Add support for
15580 section-plus-offset dynamic table entries.
15581 (Output_data_dynamic::Classification): Likewise.
15582 (Output_data_dynamic::classification_): Renamed offset_.
15583 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
15584 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
15585 (Target_x86_64::make_plt_section): New function.
15586 (Target_x86_64::reserve_tlsdesc_entries): New function.
15587 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
15588 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
15589 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
15590 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
15591 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
15592 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
15593 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
15594 add extra PLT entry for TLS descriptors.
15595 (Output_data_plt_x86_64::got_): New field.
15596 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
15597 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
15598 fields.
15599 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
15600 descriptors.
15601 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
15602 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
15603 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
15604 R_386_TLS_DESC_CALL relocations.
15605 (Target_x86_64::Scan::global): Likewise.
15606 (Target_x86_64::do_finalize_sections): Add dynamic table entries
15607 for TLS descriptors.
15608 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
15609 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
15610 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
15611 GD-to-IE relaxation.
15612 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
15613 and TLS_DESCRIPTORS.
15614 * Makefile.in: Rebuild.
15615 * configure: Rebuild.
15616 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
15617 (tls_test_shared2.so): New target.
15618 (tls_shared_gd_to_ie_test_SOURCES): New variable.
15619 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
15620 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
15621 (tls_shared_gd_to_ie_test_LDADD): New variable.
15622 (tls_shared_gnu2_gd_to_ie_test): New target.
15623 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
15624 New targets.
15625 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
15626 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
15627 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
15628 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
15629 (tls_shared_gnu2_test): New target.
15630 (tls_test_gnu2_shared.so): New target.
15631 (tls_shared_gnu2_test_SOURCES): New variable.
15632 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
15633 (tls_shared_gnu2_test_LDFLAGS): New variable.
15634 (tls_shared_gnu2_test_LDADD): New variable.
15635 * testsuite/Makefile.in: Rebuild.
15636 * testsuite/Makefile.
15637
83bfb6b7
ILT		 156382008-04-11 Ian Lance Taylor <iant@google.com>
15639
15640 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
15641 justsyms.t.
15642 * testsuite/Makefile.in: Rebuild.
15643
15644 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
15645 long.
15646 * testsuite/script_test_2.cc (main): Adjust test.
15647
706e1f5e
ILT		 156482008-04-11 David S. Miller <davem@davemloft.net>
15649 Ian Lance Taylor <iant@google.com>
15650
15651 * options.h (General_options): Add entries for '-Y' and
15652 '-relax'.
15653 * options.cc (General_options:finalize): If -Y was used, add those
15654 entries to the library path instead of the default "/lib" and
15655 "/usr/lib".
15656
7c98e6bb
DM		 156572008-04-11 David S. Miller <davem@davemloft.net>
15658
15659 * testsuite/justsyms.t: Start at 0x100.
15660 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 15661 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
15662 long.
15663 * testsuite/script_test_2.cc: Adjust string and section length
15664 checks.
7c98e6bb 15665
99a37bfd
ILT		 156662008-04-09 Ian Lance Taylor <iant@google.com>
15667
2cefc357
ILT		 15668 PR gold/5996
15669 * script-sections.cc (Sections_element::allocate_to_segment): Add
15670 orphan parameter.
15671 (Output_section_definition::allocate_to_segment): Likewise.
15672 (Orphan_output_section::allocate_to_segment): Likewise.
15673 (Script_sections::attach_sections_using_phdrs_clause): Don't
15674 propagate non-PT_LOAD segments to orphan sections.
15675 * testsuite/Makefile.am (script_test_3.stdout): Generate using
15676 readelf rather than objdump.
15677 * testsuite/script_test_3.sh: Adjust accordingly. Test that
15678 .interp section and PT_INTERP segment are the same size.
15679 * testsuite/Makefile.in: Rebuild.
15680
99a37bfd
ILT		 15681 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
15682 aliases for symbols defined in the same object.
15683 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
15684 (weak_alias_test_SOURCES): New variable.
15685 (weak_alias_test_DEPENDENCIES): New variable.
15686 (weak_alias_test_LDFLAGS): New variable.
15687 (weak_alias_test_LDADD): New variable.
15688 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
15689 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
15690 (weak_alias_test_3.o): New target.
15691 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
15692 * testsuite/weak_alias_test_main.cc: New file.
15693 * testsuite/weak_alias_test_1.cc: New file.
15694 * testsuite/weak_alias_test_2.cc: New file.
15695 * testsuite/weak_alias_test_3.cc: New file.
15696
780e49c5
ILT		 156972008-04-08 Ian Lance Taylor <iant@google.com>
15698
cdb0b8f5
ILT		 15699 * options.h (class General_options): Add --noinhibit-exec option.
15700 * main.cc (main): Check --noinhibit-exec.
15701
0864d551
ILT		 15702 * options.h (class General_options): Define --wrap as a special
15703 option. Add wrap_symbols_ field.
15704 (General_options::any_wrap_symbols): New function.
15705 (General_options::is_wrap_symbol): New function.
15706 * options.cc (General_options::parse_wrap): New function.
15707 (General_options::General_options): Initialize wrap_symbols_.
15708 * symtab.cc (Symbol_table::wrap_symbol): New function.
15709 (Symbol_table::add_from_object): Handle --wrap.
15710 * symtab.h (class Symbol_table): Declare wrap_symbol.
15711 * target.h (Target::wrap_char): New function.
15712 (Target::Target_info): Add wrap_char field.
15713 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
15714 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
15715 * testsuite/testfile.cc (Target_test::test_target_info):
15716 Likewise.
15717
789aa6de
ILT		 15718 * errors.cc (Errors::undefined_symbol): Mention symbol version if
15719 there is one.
15720
2c38906f
ILT		 15721 * layout.h (class Layout): Add added_eh_frame_data_ field.
15722 * layout.cc (Layout::Layout): Initialize new field.
15723 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
15724 output section until we find a section we merged successfully.
15725 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
15726 that the size be non-zero.
15727
780e49c5
ILT		 15728 * merge.cc (Object_merge_map::get_output_offset): Remove inline
15729 qualifier.
15730
7fcd0256
ILT		 157312008-04-08 Craig Silverstein <csilvers@google.com>
15732
15733 * configure.ac: Export new conditional variable HAVE_ZLIB.
15734 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
15735 on HAVE_ZLIB.
15736 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
15737 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15738
6835af53
ILT		 157392008-04-07 Ian Lance Taylor <iant@google.com>
15740
e24f324c
ILT		 15741 * version.cc (version_string): Set to "1.5".
15742
a036edd8
ILT		 15743 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
15744 Add issued_non_pic_error_ field. Declare check_non_pic.
15745 (Target_x86_64::Scan::check_non_pic): New function.
15746 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
15747 (Target_x86_64::Scan::global): Likewise.
15748
624f8810
ILT		 15749 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
15750 addend parameter. Change caller. Handle merge sections.
15751 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
15752 Address to Addend. Don't add in the result of
15753 local_section_offset, pass down the addend and use the returned
15754 value.
15755 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
15756 Update declarations of local_section_offset and symbol_value.
15757 * testsuite/two_file_test_1.cc (t18): New function.
15758 * testsuite/two_file_test_2.cc (f18): New function.
15759 * testsuite/two_file_test_main.cc (main): Call t18.
15760 * testsuite/two_file_test.h (t18, f18): Declare.
15761
6835af53
ILT		 15762 * configure.ac: Don't test for objdump, c++filt, or readelf.
15763 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
15764 conditionals.
15765 (TEST_READELF): New variable.
15766 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
15767 (check_PROGRAMS): Add two_file_strip_test.
15768 (two_file_strip_test): New target.
15769 (check_PROGRAMS): Add two_file_same_shared_strip_test.
15770 (two_file_same_shared_strip_test_SOURCES): New variable.
15771 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
15772 (two_file_same_shared_strip_test_LDFLAGS): New variable.
15773 (two_file_same_shared_strip_test_LDADD): New variable.
15774 (two_file_shared_strip.so): New target.
15775 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
15776 (ver_test_5.syms, ver_test_7.syms): Likewise.
15777 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
15778 (strip_test_3.stdout): Use TEST_OBJDUMP.
15779 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15780
86925eef
CC		 157812008-04-04 Cary Coutant <ccoutant@google.com>
15782
15783 * symtab.h (Symbol::is_weak_undefined): New function.
15784 (Symbol::is_strong_undefined): New function.
15785 (Symbol::is_absolute): New function.
15786 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
15787 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
15788 absolute symbols.
15789 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
15790 (weak_undef_test): New target.
15791 * testsuite/Makefile.in: Rebuild.
15792 * testsuite/weak_undef_file1.cc: New file.
15793 * testsuite/weak_undef_file2.cc: New file.
15794 * testsuite/weak_undef_test.cc: New file.
15795
126f3ece
ILT		 157962008-04-03 Craig Silverstein <csilvers@google.com>
15797
15798 * compressed_output.h (class Output_compressed_section): Use
15799 unsigned buffer.
15800 * compressed_output.cc (zlib_compress): Use unsigned buffers,
15801 add zlib header.
15802 (zlib_compressed_suffix): Removed.
15803 (Output_compressed_section::set_final_data_size): Use unsigned
15804 buffers.
15805 * testsuite/Makefile.am (flagstest_compress_debug_sections):
15806 Fix linker invocation.
15807 (flagstest_o_specialfile_and_compress_debug_sections):
15808 Likewise.
15809 * testsuite/Makefile.in: Regenerated.
15810
deae2a14
DM		 158112008-04-02 David S. Miller <davem@davemloft.net>
15812
15813 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
15814 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
15815
70752818
ILT		 158162008-04-02 Craig Silverstein <csilvers@google.com>
15817
15818 * TODO: New file.
15819
39d0cb0e
ILT		 158202008-04-02 Ian Lance Taylor <iant@google.com>
15821
15822 * fileread.cc (File_read::find_view): Add byteshift and vshifted
15823 parameters. Update for new key type to views_. Change all
15824 callers.
15825 (File_read::read): Adjust for byteshift in returned view.
15826 (File_read::add_view): New function, broken out of
15827 find_and_make_view.
15828 (File_read::make_view): New function, broken out of
15829 find_and_make_view.
15830 (File_read::find_or_make_view): Add offset and aligned
15831 parameters. Rewrite accordingly. Change all callers.
15832 (File_read::get_view): Add offset and aligned parameters. Adjust
15833 for byteshift in return value.
15834 (File_read::get_lasting_view): Likewise.
15835 * fileread.h (class File_read): Update declarations.
15836 (class File_read::View): Add byteshift_ field. Add byteshift to
15837 constructor. Add byteshift method.
15838 * archive.h (Archive::clear_uncached_views): New function.
15839 (Archive::get_view): Add aligned parameter. Change all callers.
15840 * object.h (Object::get_view): Add aligned parameter. Change all
15841 callers.
15842 (Object::get_lasting_view): Likewise.
15843
15844 * fileread.cc (File_read::release): Don't call clear_views if
15845 there are multiple objects.
15846 * fileread.h (File_read::clear_uncached_views): New function.
15847 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
15848 on the archive.
15849
a1207466
CC		 158502008-03-31 Cary Coutant <ccoutant@google.com>
15851
15852 Add thin archive support.
15853 * archive.cc (Archive::armagt): New const.
15854 (Archive::setup): Remove task parameter and calls to unlock.
15855 (Archive::unlock_nested_archives): New function.
15856 (Archive::read_header): Add nested_off parameter. Change
15857 all callers.
15858 (Archive::interpret_header): Likewise.
15859 (Archive::include_all_members): Change to handle thin
15860 archives.
15861 (Archive::include_member): Likewise.
15862 * archive.h (Archive::Archive): Add new parameters and
15863 initializers.
15864 (Archive::armagt): New const.
15865 (Archive::setup): Remove task parameter.
15866 (Archive::unlock_nested_archives): New function.
15867 (Archive::read_header): Add nested_off parameter.
15868 (Archive::interpret_header): Likewise.
15869 (Archive::Nested_archive_table): New typedef.
15870 (Archive::is_thin_archive_): New field.
15871 (Archive::nested_archives_): New field.
15872 (Archive::options_): New field.
15873 (Archive::dirpath_): New field.
15874 (Archive::task_): New field.
15875 * readsyms.cc (Read_symbols::do_read_symbols): Add check
15876 for thin archives. Pass additional parameters to
15877 Archive::Archive. Unlock the archive file after calling
15878 Archive::setup.
cd536b21 15879
479f6503
ILT		 158802008-03-29 Ian Lance Taylor <iant@google.com>
15881
686c8caf
ILT		 15882 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
15883 version symbol to be local.
15884 * testsuite/ver_test_4.sh: New file.
15885 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
15886 (check_DATA): Add ver_test_4.syms.
15887 (ver_test_4.syms): New target.
15888 * testsuite/Makefile.in: Rebuild.
15889
ab794b6b
ILT		 15890 * output.cc
15891 (Output_section::Input_section_sort_entry::has_priority): New
15892 function.
15893 (Output_section::Input_section_sort_entry::match_file_name): New
15894 function.
15895 (Output_section::Input_section_sort_entry::match_section_name):
15896 Remove.
15897 (Output_section::Input_section_sort_entry::match_section_name_prefix):
15898 Remove.
15899 (Output_section::Input_section_sort_entry::match_section_file):
15900 Remove.
15901 (Output_section::Input_section_sort_compare::operator()): Rewrite
15902 using new Input_section_sort_entry functions. Sort crtbegin and
15903 crtend first. Sort sections with no priority before sections with
15904 a priority.
15905 * testsuite/initpri1.c (d3): Check j != 4.
15906 (cd5): New constructor/destructor function.
15907 (main): Check j != 2.
15908
479f6503
ILT		 15909 * symtab.cc (Symbol_table::add_from_object): If we don't use the
15910 new symbol when resolving, don't call set_is_default.
15911 * testsuite/ver_test_7.cc: New file.
15912 * testsuite/ver_test_7.sh: New file.
15913 * testsuite/Makefile.am (ver_test_7.so): New target.
15914 (ver_test_7.o): New target.
15915 (check_SCRIPTS): Add ver_test_7.sh.
15916 (check_DATA): Add ver_test_7.syms.
15917 (ver_test_7.syms): New target.
15918
2fd32231
ILT		 159192008-03-28 Ian Lance Taylor <iant@google.com>
15920
15921 * layout.cc (Layout::layout): If we see an input section with a
15922 name that needs sorting, set the must_sort flag for the output
15923 section.
15924 (Layout::make_output_section): If the name of the output section
15925 indicates that it might require sorting, set the may_sort flag.
15926 * output.h (Output_section::may_sort_attached_input_sections): New
15927 function.
15928 (Output_section::set_may_sort_attached_input_sections): New
15929 function.
15930 (Output_section::must_sort_attached_input_sections): New
15931 function.
15932 (Output_section::set_must_sort_attached_input_sections): New
15933 function.
15934 (class Output_section): Declare Input_section_sort_entry. Define
15935 Input_section_sort_compare. Declare
15936 sort_attached_input_sections. Add new fields:
15937 may_sort_attached_input_sections_,
15938 must_sort_attached_input_sections_,
15939 attached_input_sections_are_sorted_.
15940 * output.cc (Output_section::Output_section): Initialize new
15941 fields.
15942 (Output_section::add_input_section): Add an entry to
15943 input_sections_ if may_sort or must_sort are true.
15944 (Output_section::set_final_data_size): Call
15945 sort_attached_input_sections if necessary.
15946 (Output_section::Input_section_sort_entry): Define new class.
15947 (Output_section::Input_section_sort_compare::operator()): New
15948 function.
15949 (Output_section::sort_attached_input_sections): New function.
15950 * configure.ac: Check whether the compiler supports constructor
15951 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
15952 * testsuite/initpri1.c: New file.
15953 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
15954 CONSTRUCTOR_PRIORITY.
15955 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
15956 (initpri1_LDFLAGS): New variable.
15957 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
15958
18e6b24e
ILT		 159592008-03-27 Ian Lance Taylor <iant@google.com>
15960
49bdd526
ILT		 15961 * common.cc (Sort_commons::operator): Correct sorting algorithm.
15962 * testsuite/common_test_1.c: New file.
15963 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
15964 (common_test_1_SOURCES): New variable.
15965 (common_test_1_DEPENDENCIES): New variable.
15966 (common_test_1_LDFLAGS): New variable.
15967
18e6b24e
ILT		 15968 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
15969 and commons_ correctly when NAME/VERSION does not override
15970 NAME/NULL.
15971 * testsuite/ver_test_6.c: New file.
15972 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
15973 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
15974 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
15975
04bf7072
ILT		 159762008-03-26 Ian Lance Taylor <iant@google.com>
15977
5871526f
ILT		 15978 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
15979 of an undefined symbol from a version script.
15980 * testsuite/Makefile.am (ver_test_5.so): New target.
15981 (ver_test_5.o): New target.
15982 (check_SCRIPTS): Add ver_test_5.sh.
15983 (check_DATA): Add ver_test_5.syms.
15984 (ver_test_5.syms): New target.
15985 * testsuite/ver_test_5.cc: New file.
15986 * testsuite/ver_test_5.script: New file.
15987 * testsuite/ver_test_5.sh: New file.
15988 * Makefile.in, testsuite/Makefile.in: Rebuild.
15989
04bf7072
ILT		 15990 PR gold/5986
15991 Fix problems building gold with gcc 4.3.0.
15992 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
15993 (gold_error_at_location, gold_warning_at_location): Use it.
15994 * configure.ac: Check whether we can compile and use a template
15995 function with a printf attribute.
15996 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
15997 when jumping over bytes.
15998 * object.cc: Instantiate Object::read_section_data.
15999 * debug.h: Include <cstring>
16000 * dwarf_reader.cc: Include <algorithm>
16001 * main.cc: Include <cstring>.
16002 * options.cc: Include <cstring>.
16003 * output.cc: Include <cstring>.
16004 * script.cc: Include <cstring>.
16005 * script.h: Include <string>.
16006 * symtab.cc: Include <cstring> and <algorithm>.
16007 * target-select.cc: Include <cstring>.
16008 * version.cc: Include <string>.
16009 * testsuite/testmain.cc: Include <cstdlib>.
16010 * configure, config.in: Rebuild.
16011
874c5b28
ILT		 160122008-03-25 Ian Lance Taylor <iant@google.com>
16013
819d6c3a
ILT		 16014 * options.cc: Include "../bfd/bfdver.h".
16015 (options::help): Print bug reporting address.
16016
f4b2c6f5
ILT		 16017 * version.cc (print_version): Adjust output for current value of
16018 BFD_VERSION_STRING.
16019
16020 * NEWS: New file.
16021
e96caa79
ILT		 16022 * options.cc (options::help): Print list of supported targets.
16023 * target-select.h: Include <vector>.
16024 (class Target_selector): Make machine_, size_, and is_big_endian_
16025 fields const. Add bfd_name_ and instantiated_target_ fields.
16026 (Target_selector::Target_selector): Add bfd_name parameter.
16027 (Target_selector::recognize): Make non-virtual, call
16028 do_recognize.
16029 (Target_selector::recognize_by_name): Make non-virtual, call
16030 do_recognize_by_name.
16031 (Target_selector::supported_names): New function.
16032 (Target_selector::bfd_name): New function.
16033 (Target_selector::do_instantiate_target): New pure virtual
16034 function.
16035 (Target_selector::do_recognize): New virtual function.
16036 (Target_selector::do_recognize_by_name): New virtual function.
16037 (Target_selector::instantiate_target): New private function.
16038 (supported_target_names): Declare.
16039 * target-select.cc (Target_selector::Target_selector): Update for
16040 new parameter and fields.
16041 (select_target_by_name): Check that the name matches before
16042 calling recognize_by_name.
16043 (supported_target_names): New function.
16044 * i386.cc (class Target_selector_i386): Update Target_selector
16045 constructor call. Remove recognize and recognize_by_name. Add
16046 do_instantiate_target.
16047 * x86_64.cc (class Target_selector_x86_64): Likewise.
16048 * testsuite/testfile.cc (class Target_selector_test): Update for
16049 changes to Target_selector.
16050
874c5b28
ILT		 16051 * README: Rewrite, with some notes on unsupported features.
16052
0a65a3a7
CC		 160532008-03-24 Cary Coutant <ccoutant@google.com>
16054
16055 * i386.cc (Target_i386::Got_type): New enum declaration.
16056 (Target_i386::Scan::local): Updated callers of Output_data_got
16057 member functions.
16058 (Target_i386::Scan::global): Likewise.
16059 (Target_i386::Relocate::relocate): Likewise.
16060 (Target_i386::Relocate::relocate_tls): Likewise.
16061 * object.h (Got_offset_list): New class.
16062 (Sized_relobj::local_has_got_offset): Added got_type parameter.
16063 (Sized_relobj::local_got_offset): Likewise.
16064 (Sized_relobj::set_local_got_offset): Likewise.
16065 (Sized_relobj::local_has_tls_got_offset): Removed.
16066 (Sized_relobj::local_tls_got_offset): Removed.
16067 (Sized_relobj::set_local_tls_got_offset): Removed.
16068 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
16069 * output.cc (Output_data_got::add_global): Added got_type parameter.
16070 (Output_data_got::add_global_with_rel): Likewise.
16071 (Output_data_got::add_global_with_rela): Likewise.
16072 (Output_data_got::add_global_pair_with_rel): New function.
16073 (Output_data_got::add_global_pair_with_rela): New function.
16074 (Output_data_got::add_local): Added got_type parameter.
16075 (Output_data_got::add_local_with_rel): Likewise.
16076 (Output_data_got::add_local_with_rela): Likewise.
16077 (Output_data_got::add_local_pair_with_rel): New function.
16078 (Output_data_got::add_local_pair_with_rela): New function.
16079 (Output_data_got::add_global_tls): Removed.
16080 (Output_data_got::add_global_tls_with_rel): Removed.
16081 (Output_data_got::add_global_tls_with_rela): Removed.
16082 (Output_data_got::add_local_tls): Removed.
16083 (Output_data_got::add_local_tls_with_rel): Removed.
16084 (Output_data_got::add_local_tls_with_rela): Removed.
16085 * output.h (Output_data_got::add_global): Added got_type parameter.
16086 (Output_data_got::add_global_with_rel): Likewise.
16087 (Output_data_got::add_global_with_rela): Likewise.
16088 (Output_data_got::add_global_pair_with_rel): New function.
16089 (Output_data_got::add_global_pair_with_rela): New function.
16090 (Output_data_got::add_local): Added got_type parameter.
16091 (Output_data_got::add_local_with_rel): Likewise.
16092 (Output_data_got::add_local_with_rela): Likewise.
16093 (Output_data_got::add_local_pair_with_rel): New function.
16094 (Output_data_got::add_local_pair_with_rela): New function.
16095 (Output_data_got::add_global_tls): Removed.
16096 (Output_data_got::add_global_tls_with_rel): Removed.
16097 (Output_data_got::add_global_tls_with_rela): Removed.
16098 (Output_data_got::add_local_tls): Removed.
16099 (Output_data_got::add_local_tls_with_rel): Removed.
16100 (Output_data_got::add_local_tls_with_rela): Removed.
16101 * resolve.cc (Symbol::override_base_with_special): Removed
16102 reference to has_got_offset_ field.
16103 * symtab.cc (Symbol::init_fields): Replaced initialization
16104 of got_offset_ with got_offsets_. Removed initialization
16105 of has_got_offset_
53fcba31 16106 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 16107 (Symbol::got_offset): Likewise.
16108 (Symbol::set_got_offset): Likewise.
16109 (Symbol::has_tls_got_offset): Removed.
16110 (Symbol::tls_got_offset): Removed.
16111 (Symbol::set_tls_got_offset): Removed.
16112 (Symbol::got_offset_): Removed.
16113 (Symbol::tls_mod_got_offset_): Removed.
16114 (Symbol::tls_pair_got_offset_): Removed.
16115 (Symbol::got_offsets_): New field.
16116 (Symbol::has_got_offset): Removed.
16117 (Symbol::has_tls_mod_got_offset): Removed.
16118 (Symbol::has_tls_pair_got_offset): Removed.
16119 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
16120 (Target_x86_64::Scan::local): Updated callers of Output_data_got
16121 member functions.
16122 (Target_x86_64::Scan::global): Likewise.
16123 (Target_x86_64::Relocate::relocate): Likewise.
16124 (Target_x86_64::Relocate::relocate_tls): Likewise.
16125
bd52eafb
BE		 161262008-03-25 Ben Elliston <bje@au.ibm.com>
16127
16128 * yyscript.y: Fix spelling error in comment.
16129
8b105e34
ILT		 161302008-03-24 Ian Lance Taylor <iant@google.com>
16131
8ed814a9
ILT		 16132 * options.h (class General_options): Define build_id option.
16133 * layout.h (class Layout): Declare write_build_id, create_note,
16134 create_build_id. Add build_id_note_ member.
16135 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
16136 "libiberty.h", "md5.h", "sha1.h".
16137 (Layout::Layout): Initialize eh_frame_data_,
16138 eh_frame_hdr_section_, and build_id_note_.
16139 (Layout::finalize): Call create_build_id.
16140 (Layout::create_note): New function, broken out of
16141 Layout::create_gold_note.
16142 (Layout::create_gold_note): Call create_note.
16143 (Layout::create_build_id): New function.
16144 (Layout::write_build_id): New function.
16145 (Close_task_runner::run): Call write_build_id.
16146
8b105e34
ILT		 16147 * x86_64.cc: Correct license to GPLv3.
16148
086a1841
ILT		 161492008-03-23 Ian Lance Taylor <iant@google.com>
16150
16151 * options.cc: Include "demangle.h".
16152 (parse_optional_string): New function.
16153 (parse_long_option): Handle takes_optional_argument.
16154 (parse_short_option): Update dash_z initializer. Handle
16155 takes_optional_argument.
16156 (General_options::General_options): Initialize do_demangle_.
16157 (General_options::finalize): Set do_demangle_. Handle demangling
16158 style.
16159 * options.h (parse_optional_string): Declare.
16160 (struct One_option): Add optional_arg field. Update constructor.
16161 Update call constructor calls. Add takes_optional_argument
16162 function.
16163 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
16164 (DEFINE_optional_string): Define.
16165 (General_options::demangle): Change from DEFINE_bool to
16166 DEFINE_optional_string.
16167 (General_options::no_demangle): New function.
16168 (General_options::do_demangle): New function.
16169 (General_options::set_do_demangle): New function.
16170 (General_options::execstack_status_): Move definition to end of
16171 class definition.
16172 (General_options::static_): Likewise.
16173 (General_options::do_demangle_): New field.
16174 * object.cc (big_endian>::get_symbol_location_info): Call
16175 Options::do_demangle, not Options::demangle.
16176 * symtab.cc (demangle): Likewise.
16177
cbb93e63
ILT		 161782008-03-22 Ian Lance Taylor <iant@google.com>
16179
16180 * gold.h: Include <cstddef> and <sys/types.h>
16181 * options.h: Include <cstring>.
16182
ec531623
ILT		 161832008-03-21 Ian Lance Taylor <iant@google.com>
16184
16185 * Added source code to GNU binutils.
752937aa 16186\f
4b95cf5c 16187Copyright (C) 2008-2014 Free Software Foundation, Inc.
752937aa
NC		 16188
16189Copying and distribution of this file, with or without modification,
16190are permitted in any medium without royalty provided the copyright
16191notice and this notice are preserved.
16192
16193Local Variables:
16194mode: change-log
16195left-margin: 8
16196fill-column: 74
16197version-control: never
16198End:
GDB Binutils - Deliverables
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