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[deliverable/binutils-gdb.git] / gold / ChangeLog
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62855347
ILT		 12011-07-08 Ian Lance Taylor <iant@google.com>
2
3 PR gold/12279
4 * resolve.cc (Symbol_table::should_override): Add fromtype
5 parameter. Change all callers. Give error when linking together
6 TLS and non-TLS symbol.
7 (Symbol_table::should_override_with_special): Add fromtype
8 parameter. Change all callers.
9 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
10 there is no TLS segment if we have reported some errors.
11 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
12
67181c72
ILT		 132011-07-08 Ian Lance Taylor <iant@google.com>
14
15 PR gold/12372
16 * target.h (Target::plt_address_for_global): New function.
17 (Target::plt_address_for_local): New function.
18 (Target::plt_section_for_global): Remove.
19 (Target::plt_section_for_local): Remove.
20 (Target::do_plt_address_for_global): New virtual function.
21 (Target::do_plt_address_for_local): New virtual function.
22 (Target::do_plt_section_for_global): Remove.
23 (Target::do_plt_section_for_local): Remove.
24 (Target::register_global_plt_entry): Add Symbol_table and Layout
25 parameters.
26 * output.cc (Output_data_got::Got_entry::write): Use
27 plt_address_for_global and plt_address_for_local.
28 * layout.cc (Layout::add_target_dynamic_tags): Use size and
29 address of output section.
30 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
31 got_irelative_, and irelative_count_ fields. Update
32 declarations.
33 (Output_data_plt_i386::has_irelative_section): New function.
34 (Output_data_plt_i386::entry_count): Add irelative_count_.
35 (Output_data_plt_i386::set_final_data_size): Likewise.
36 (class Target_i386): Add got_irelative_ and rel_irelative_
37 fields. Update declarations.
38 (Target_i386::Target_i386): Initialize new fields.
39 (Target_i386::do_plt_address_for_global): New function replacing
40 do_plt_section_for_global.
41 (Target_i386::do_plt_address_for_local): New function replacing
42 do_plt_section_for_local.
43 (Target_i386::got_section): Create got_irelative_.
44 (Target_i386::rel_irelative_section): New function.
45 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
46 fields. Don't define __rel_iplt_{start,end}.
47 (Output_data_plt_i386::add_entry): Add symtab and layout
48 parameters. Change all callers. Use different PLT and GOT for
49 IFUNC symbols.
50 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
51 layout parameters. Change all callers. Use different PLT and
52 GOT.
53 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
54 (Output_data_plt_i386::rel_irelative): New function.
55 (Output_data_plt_i386::address_for_global): New function.
56 (Output_data_plt_i386::address_for_local): New function.
57 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
58 IRELATIVE GOT when changing IFUNC GOT entries.
59 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
60 reloc.
61 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
62 if we didn't create an IRELATIVE GOT.
63 (Target_i386::Relocate::relocate): Use plt_address_for_global and
64 plt_address_for_local.
65 (Target_i386::do_dynsym_value): Use plt_address_for_global.
66 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
67 got_irelative_, and irelative_count_ fields. Update
68 declarations.
69 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
70 Initialize new fields. Remove symtab parameter. Change all
71 callers.
72 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
73 irelative_count_.
74 (Output_data_plt_x86_64::has_irelative_section): New function.
75 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
76 (class Target_x86_64): Add got_irelative_ and rel_irelative_
77 fields. Update declarations.
78 (Target_x86_64::Target_x86_64): Initialize new fields.
79 (Target_x86_64::do_plt_address_for_global): New function replacing
80 do_plt_section_for_global.
81 (Target_x86_64::do_plt_address_for_local): New function replacing
82 do_plt_section_for_local.
83 (Target_x86_64::got_section): Create got_irelative_.
84 (Target_x86_64::rela_irelative_section): New function.
85 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
86 all callers. Don't create __rel_iplt_{start,end}.
87 (Output_data_plt_x86_64::add_entry): Add symtab and layout
88 parameters. Change all callers. Use different PLT and GOT for
89 IFUNC symbols.
90 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
91 layout parameters. Change all callers. Use different PLT and
92 GOT.
93 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
94 parameters. Change all callers. Use different PLT and GOT for
95 IFUNC symbols.
96 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
97 (Output_data_plt_x86_64::rela_irelative): New function.
98 (Output_data_plt_x86_64::address_for_global): New function.
99 (Output_data_plt_x86_64::address_for_local): New function.
100 (Output_data_plt_x86_64::set_final_data_size): Likewise.
101 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
102 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
103 (Target_x86_64::register_global_plt_entry): Add symtab and layout
104 parameters.
105 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
106 reloc.
107 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
108 symbols if we didn't create an IRELATIVE GOT.
109 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
110 plt_address_for_local.
111 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
112 * testsuite/ifuncvar1.c: New test file.
113 * testsuite/ifuncvar2.c: New test file.
114 * testsuite/ifuncvar3.c: New test file.
115 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
116 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
117 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
118 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
119 * testsuite/Makefile.in: Rebuild.
120
33c15b45
CC		 1212011-07-07 Cary Coutant <ccoutant@google.com>
122
123 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
124 (two_file_test_1_ndebug.o): Likewise.
125 (two_file_test_1b_ndebug.o): Likewise.
126 (two_file_test_2_ndebug.o): Likewise.
127 (two_file_test_main_ndebug.o): Likewise.
128 (incremental_test_2): Link with no-debug versions.
129
f48b5fb7
CC		 1302011-07-06 Cary Coutant <ccoutant@google.com>
131
132 * gold/incremental.cc
133 (Output_section_incremental_inputs::write_info_blocks): Check for
134 hidden and internal symbols.
135
221597a5
CC		 1362011-07-06 Cary Coutant <ccoutant@google.com>
137
138 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
139 Check disposition for startup file.
140 (Incremental_inputs::report_command_line): Ignore
141 --incremental-startup-unchanged option.
142 * options.cc (General_options::parse_incremental_startup_unchanged):
143 New function.
144 (General_options::General_options): Initialize new data member.
145 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
146 (General_options): Add --incremental-startup-unchanged option.
147 (General_options::incremental_startup_disposition): New function.
148 (General_options::incremental_startup_disposition_): New data member.
149
e24719f6
CC		 1502011-07-06 Cary Coutant <ccoutant@google.com>
151
152 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
153 input file index to Script_info ctor.
154 (Sized_incremental_binary::do_file_has_changed): Find the
155 command-line argument for files named in scripts.
156 * incremental.h (Script_info::Script_info): New ctor
157 with input file index.
158 (Script_info::input_file_index): New function.
159 (Script_info::input_file_index_): New data member.
160 (Incremental_binary::get_library): Add const.
161 (Incremental_binary::get_script_info): Add const.
162 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
163 * testsuite/Makefile.am (incremental_test_5): New test case.
164 (incremental_test_6): New test case.
165 * testsuite/Makefile.in: Regenerate.
166
8f7c81e8
CC		 1672011-07-06 Cary Coutant <ccoutant@google.com>
168
169 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
170 debug output when command lines differ.
171
9fbd3822
CC		 1722011-07-06 Cary Coutant <ccoutant@google.com>
173
174 * incremental.cc (Incremental_inputs::report_command_line): Ignore
175 --incremental-patch option.
176 * layout.cc (Free_list::allocate): Extend allocation beyond original
177 end if enabled.
178 (Layout::make_output_section): Mark sections that should get
179 patch space.
180 * options.cc (parse_percent): New function.
181 * options.h (parse_percent): New function.
182 (DEFINE_percent): New macro.
183 (General_options): Add --incremental-patch option.
184 * output.cc (Output_section::Output_section): Initialize new data
185 members.
186 (Output_section::add_input_section): Print section name when out
187 of patch space.
188 (Output_section::add_output_section_data): Likewise.
189 (Output_section::set_final_data_size): Add patch space when
190 doing --incremental-full.
191 (Output_section::do_reset_address_and_file_offset): Remove patch
192 space.
193 (Output_segment::set_section_list_addresses): Print debug output
194 only if --incremental-update.
195 * output.h (Output_section::set_is_patch_space_allowed): New function.
196 (Output_section::is_patch_space_allowed_): New data member.
197 (Output_section::patch_space_): New data member.
198 * parameters.cc (Parameters::incremental_full): New function.
199 * parameters.h (Parameters::incremental_full): New function
200 * testsuite/Makefile.am (incremental_test_2): Add test for
201 --incremental-patch option.
202 * testsuite/Makefile.in: Regenerate.
203 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
204 (t18): Remove function body.
205
f6cccc2c
DK		 2062011-07-05 Doug Kwan <dougkwan@google.com>
207
208 PR gold/12771
209 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
210 Arm_Address type for relocation result.
211 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
212 overflow check.
213 (Arm_relocate_functions::abs32): Use unaligned access.
214 (Arm_relocate_functions::rel32): Ditto.
215 (Arm_relocate_functions::prel31): Ditto.
216 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
217 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
218 static data relocations.
219 * testsuite/Makefile.in: Regnerate.
220 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
221
28a13fec
ILT		 2222011-07-05 Ian Lance Taylor <iant@google.com>
223
224 PR gold/12392
225 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
226 symbols if necessary.
227 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
228
24d47b34
ILT		 2292011-07-05 Ian Lance Taylor <iant@google.com>
230
231 PR gold/12952
232 * resolve.cc (Symbol::override_base_with_special): Simply override
233 version with special symbol version, ignoring previous version.
234
41f9cbbe
ILT		 2352011-07-05 Ian Lance Taylor <iant@google.com>
236
237 * object.cc (Sized_relobj_file::include_section_group): Add
238 information to comment about signature location.
239
886288f1
ILT		 2402011-07-02 Ian Lance Taylor <iant@google.com>
241
242 PR gold/12957
243 * options.h (class General_options): Add -f and -F.
244 * options.cc (General_options::finalize): Fatal error if -f/-F
245 are used without -shared.
246 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
247
ae3a6d4f
ILT		 2482011-07-02 Ian Lance Taylor <iant@google.com>
249
250 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
251
21131061
ILT		 2522011-07-01 Ian Lance Taylor <iant@google.com>
253
254 PR gold/12525
255 PR gold/12952
256 * resolve.cc (Symbol::override_base_with_special): Don't override
257 the version if the overriding symbol has a different name.
258 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
259 all callers. If we give an error about an undefined version,
260 define the base version if necessary.
261 * dynobj.h (class Versions): Update declaration.
262 * testsuite/weak_alias_test_5.cc: New file.
263 * testsuite/weak_alias_test.script: New file.
264 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
265 and versioned_alias have the right value, and call t2.
266 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
267 weak_alias_test_5.so.
268 (weak_alias_test_LDADD): Likewise.
269 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
270 * testsuite/Makefile.in: Rebuild.
271
611062c0
ILT		 2722011-07-01 Ian Lance Taylor <iant@google.com>
273
274 PR gold/12525
275 * options.h (class General_options): Support -z notext.
276 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
277 -Wl,-z,notext.
278 (two_file_shared_nonpic.so): Likewise.
279 (two_file_shared_mixed.so): Likewise.
280 (two_file_shared_mixed_1.so): Likewise.
281 (weak_undef_lib_nonpic.so): Likewise.
282 (alt/weak_undef_lib_nonpic.so): Likewise.
283 (tls_test_shared_nonpic.so): Likewise.
284 * testsuite/Makefile.in: Rebuild.
285
328c7c2f
ILT		 2862011-07-01 Ian Lance Taylor <iant@google.com>
287
288 PR gold/12525
289 * configure.ac: Test whether static linking works, setting
290 the automake conditional HAVE_STATIC.
291 * testsuite/Makefile.am: Disable tests using -static if
292 HAVE_STATIC is not true.
293 * configure, testsuite/Makefile.in: Rebuild.
294
02d7cd44
ILT		 2952011-07-01 Ian Lance Taylor <iant@google.com>
296
297 PR gold/12525
298 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
299 Assert if we see DW_EH_PE_indirect.
300 * target.h (Target::ehframe_datarel_base): New function.
301 (Target::do_ehframe_datarel_base): New target function.
302 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
303 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
304 function.
305
07a60597
ILT		 3062011-07-01 Ian Lance Taylor <iant@google.com>
307
308 PR gold/12571
309 * options.h (class General_options): Add
310 --ld-generated-unwind-info.
311 * ehframe.cc (Fde::write): Add address parameter. Change all
312 callers. If associated with PLT, fill in address and size.
313 (Cie::set_output_offset): Only add merge mapping if there is an
314 object.
315 (Cie::write): Add address parameter. Change all callers.
316 (Eh_frame::add_ehframe_for_plt): New function.
317 * ehframe.h (class Fde): Update declarations. Move shndx_ and
318 input_offset_ fields into union u_, with new plt field.
319 (Fde::Fde): Adjust for new union field.
320 (Fde::Fde) [Output_data version]: New constructor.
321 (Fde::add_mapping): Only add merge mapping if there is an object.
322 (class Cie): Update declarations.
323 (class Eh_frame): Declare add_ehframe_for_plt.
324 * layout.cc (Layout::layout_eh_frame): Break out code into
325 make_eh_frame_section, and call it.
326 (Layout::make_eh_frame_section): New function.
327 (Layout::add_eh_frame_for_plt): New function.
328 * layout.h (class Layout): Update declarations.
329 * merge.cc (Merge_map::add_mapping): Add assertion.
330 * i386.cc: Include "dwarf.h".
331 (class Output_data_plt_i386): Make first_plt_entry,
332 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
333 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
334 and plt_eh_frame_fde.
335 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
336 boundary. Call add_eh_frame_for_plt if appropriate.
337 * x86_64.cc: Include "dwarf.h".
338 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
339 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
340 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
341 and plt_eh_frame_fde.
342 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
343 appropriate.
344
14788a3f
ILT		 3452011-06-29 Ian Lance Taylor <iant@google.com>
346
347 PR gold/12629
348 * object.cc (Sized_relobj_file::layout_section): Change shdr
349 parameter to be const.
350 (Sized_relobj_file::layout_eh_frame_section): New function, broken
351 out of do_layout.
352 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
353 appropriate. Call layout_eh_frame_section.
354 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
355 sections.
356 * object.h (class Sized_relobj_file): Update declarations.
357
6c21fce1
ILT		 3582011-06-29 Ian Lance Taylor <iant@google.com>
359
37e41b03 360 PR gold/12652
6c21fce1
ILT		 361 * script.cc (Token::integer_value): Accept trailing M/m/K/k
362 modifier.
363 (Lex::gather_token): Accept trailing M/m/K/k for integers.
364
4d5e4e62
ILT		 3652011-06-29 Ian Lance Taylor <iant@google.com>
366
367 PR gold/12675
368 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
369 SHT_X86_64_UNWIND.
370 * layout.cc (Layout::layout_eh_frame): Likewise.
371
886f533a
ILT		 3722011-06-29 Ian Lance Taylor <iant@google.com>
373
374 PR gold/12695
375 * layout.cc (Layout::symtab_section_shndx): New function.
376 * layout.h (class Layout): Declare symtab_section_shndx.
377 * output.cc (Output_section::write_header): Call it.
378
f3ae1b28
ILT		 3792011-06-29 Ian Lance Taylor <iant@google.com>
380
381 PR gold/12818
382 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
383 symbols which are not used in a relocation.
384
aecf301f
ILT		 3852011-06-28 Ian Lance Taylor <iant@google.com>
386
387 PR gold/12898
388 * layout.cc (Layout::segment_precedes): Don't crash if a linker
389 script create indistinguishable segments.
390 (Layout::set_segment_offsets): Use stable_sort when sorting
391 segments. Pass this to Compare_segments constructor.
392 * layout.h (class Layout): Make segment_precedes non-static.
393 (class Compare_segments): Change from struct to class. Add
394 layout_ field. Add constructor.
395 * script-sections.cc
396 (Script_sections::attach_sections_using_phdrs_clause): Rename
397 local orphan to is_orphan. Don't report failure to put empty
398 section in segment. On attachment failure, report name of
399 section, and attach to first PT_LOAD segment.
400
03ef7571
ILT		 4012011-06-28 Ian Lance Taylor <iant@google.com>
402
403 PR gold/12934
404 * target-select.cc (Target_selector::Target_selector): Add
405 emulation parameter. Change all callers.
406 (select_target_by_bfd_name): Rename from select_target_by_name.
407 Change all callers.
408 (select_target_by_emulation): New function.
409 (supported_emulation_names): New function.
410 * target-select.h (class Target_selector): Add emulation_ field.
411 Update declarations.
412 (Target_selector::recognize_by_bfd_name): Rename from
413 recognize_by_name. Change all callers.
414 (Target_selector::supported_bfd_names): Rename from
415 supported_names. Change all callers.
416 (Target_selector::recognize_by_emulation): New function.
417 (Target_selector::supported_emulations): New function.
418 (Target_selector::emulation): New function.
419 (Target_selector::do_recognize_by_bfd_name): Rename from
420 do_recognize_by_name. Change all callers.
421 (Target_selector::do_supported_bfd_names): Rename from
422 do_supported_names. Change all callers.
423 (Target_selector::do_recognize_by_emulation): New function.
424 (Target_selector::do_supported_emulations): New function.
425 (select_target_by_bfd_name): Change name in declaration.
426 (select_target_by_emulation): Declare.
427 (supported_emulation_names): Declare.
428 * parameters.cc (parameters_force_valid_target): Try to find
429 target based on emulation from -m option.
430 * options.h (class General_options): Change doc string for -m.
431 * options.cc (help): Print emulations.
432 (General_options::parse_V): Likewise.
433 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
434 Add emulation parameter. Change all callers.
435
200b2bb9
ILT		 4362011-06-28 Ian Lance Taylor <iant@google.com>
437
438 * target.h (class Target): Add osabi_ field.
439 (Target::osabi): New function.
440 (Target::set_osabi): New function.
441 (Target::Target): Initialize osabi_.
442 (Target::do_adjust_elf_header): Make pure virtual.
443 (Sized_target::do_adjust_elf_header): Declare.
444 * target.cc (Sized_target::do_adjust_elf_header): New function.
445 (class Sized_target): Instantiate all versions.
446 * freebsd.h (class Target_freebsd): Remove.
447 (Target_selector_freebsd::do_recognize): Call set_osabi on
448 Target.
449 (Target_selector_freebsd::do_recognize_by_name): Likewise.
450 (Target_selector_freebsd::set_osabi): Remove.
451 * i386.cc (class Target_i386): Inherit from Sized_target rather
452 than Target_freebsd.
453 * x86_64.cc (class Target_x86_64): Likewise.
454
b3ce541e
ILT		 4552011-06-28 Ian Lance Taylor <iant@google.com>
456
457 * target.h (Target::can_check_for_function_pointers): Rewrite.
458 Make non-virtual.
459 (Target::can_icf_inline_merge_sections): Likewise.
460 (Target::section_may_have_icf_unsafe_poineters): Likewise.
461 (Target::Target_info): Add can_icf_inline_merge_sections field.
462 (Target::do_can_check_for_function_pointers): New virtual
463 function.
464 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
465 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
466 from can_check_for_function_pointers, move in file.
467 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
468 section_may_have_icf_unsafe_poineters, move in file.
469 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
470 * i386.cc (Target_i386::do_can_check_for_function_pointers):
471 Rename from can_check_for_function_pointers, move in file.
472 (Target_i386::can_icf_inline_merge_sections): Remove.
473 (Target_i386::i386_info): Initialize
474 can_icf_inline_merge_sections.
475 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
476 Initialize can_icf_inline_merge_sections.
477 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
478 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
479 Rename from can_check_for_function_pointers, move in file.
480 (Target_x86_64::can_icf_inline_merge_sections): Remove.
481 (Target_x86_64::x86_64_info): Initialize
482 can_icf_inline_merge_sections.
483 * testsuite/testfile.cc (Target_test::test_target_info):
484 Likewise.
485 * icf.cc (get_section_contents): Correct formatting.
486
6d1c4efb
ILT		 4872011-06-27 Ian Lance Taylor <iant@google.com>
488
489 * symtab.cc (Symbol::versioned_name): New function.
490 (Symbol_table::add_to_final_symtab): Use versioned_name when
491 appropriate.
492 (Symbol_table::sized_write_symbol): Likewise.
493 * symtab.h (class Symbol): Declare versioned_name.
494 * stringpool.h (class Stringpool_template): Add variant of add
495 which takes a std::basic_string.
496 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
497 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
498 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
499 (ver_test_12.o): New target.
500 * testsuite/Makefile.in: Rebuild.
501
57eb9b50
DK		 5022011-06-27 Doug Kwan <dougkwan@google.com>
503
504 * arm.cc (Arm_relocate_functions::thm_jump8,
505 Arm_relocate_functions::thm_jump11): Use a wider signed
506 type to compute offset.
507 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
508 arm_thm_jump8.
509 * testsuite/Makefile.in: Regenerate.
510 * testsuite/arm_branch_in_range.sh: Check test results of
511 arm_thm_jump11 and arm_thm_jump8.
512 * testsuite/arm_thm_jump11.s: New test source file.
513 * testsuite/arm_thm_jump11.t: New linker script.
514 * testsuite/arm_thm_jump8.s: New test source file.
515 * testsuite/arm_thm_jump8.t: New linker script.
516
487b39df
ILT		 5172011-06-24 Ian Lance Taylor <iant@google.com>
518
519 * layout.cc: Include "object.h".
520 (ctors_sections_in_init_array): New static variable.
521 (Layout::is_ctors_in_init_array): New function.
522 (Layout::layout): Add entry to ctors_sections_in_init_array if
523 appropriate.
524 * layout.h (class Layout): Declare is_ctors_in_init_array.
525 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
526 is_ctors_reverse_view is set.
527 (Sized_relobj_file::write_sections): Add layout parameter. Change
528 all callers. Set is_ctors_reverse_view field of View_size.
529 (Sized_relobj_file::reverse_words): New function.
530 * object.h (Sized_relobj_file::View_size): Add
531 is_ctors_reverse_view field.
532 (class Sized_relobj_file): Update declarations.
533 * testsuite/initpri3.c: New test.
534 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
535 initpri3b.
536 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
537 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
538 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
539 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
540 * testsuite/Makefile.in: Rebuild.
541
472076e4
CC		 5422011-06-24 Cary Coutant <ccoutant@google.com>
543
544 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
545 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
546 (debug_msg_cdebug.err): New targets.
547 * testsuite/Makefile.in: Regenerate.
548 * testsuite/debug_msg.sh: Check output of link with compressed debug.
549 Fix checks for link with shared library.
550
a60af0db
DK		 5512011-06-24 Doug Kwan <dougkwan@google.com>
552
553 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
554 skip empty text sections.
555 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
556
5393d741
ILT		 5572011-06-22 Ian Lance Taylor <iant@google.com>
558
559 PR gold/12910
560 * options.h (class General_options): Add --ctors-in-init-array.
561 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
562 friends as SHT_PROGBITS for merging sections.
563 (Layout::layout): Remove special handling of .init_array and
564 friends. Don't sort if doing relocatable link. Sort for .ctors
565 and .dtors if ctors_in_init_array.
566 (Layout::make_output_section): Force correct section types for
567 .init_array and friends. Don't sort if doing relocatable link,
568 Don't sort .ctors and .dtors if ctors_in_init_array.
569 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
570 (Layout::output_section_name): Add relobj parameter. Change all
571 callers. Handle .ctors. and .dtors. in code rather than table.
572 Handle .ctors and .dtors if ctors_in_init_array.
573 (Layout::match_file_name): New function, moved from output.cc.
574 * layout.h (class Layout): Update declarations.
575 * output.cc: Include "layout.h".
576 (Input_section_sort_entry::get_priority): New function.
577 (Input_section_sort_entry::match_file_name): Just call
578 Layout::match_file_name.
579 (Output_section::Input_section_sort_init_fini_compare::operator()):
580 Handle .ctors and .dtors. Sort by explicit priority rather than
581 by name.
582 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
583 * testsuite/initpri2.c: New test.
584 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
585 (check_PROGRAMS): Add initpri2.
586 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
587 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
588 * configure, testsuite/Makefile.in: Rebuild.
589
e1f74f98
ILT		 5902011-06-19 Ian Lance Taylor <iant@google.com>
591
592 PR gold/12880
593 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
594 .interp section to a PT_INTERP segment even if we have seen a
595 --dynamic-linker option. Don't do it if we have seen a PHDRS
596 clause in a linker script.
597 (Layout::finalize): Don't create a .interp section if we've
598 already create a PT_INTERP segment.
599 (Layout::create_interp): Always call choose_output_section (revert
600 patch of 2011-06-17). Don't create PT_INTERP segment.
601 * script-sections.cc
602 (Script_sections::create_note_and_tls_segments): Add a .interp
603 section to a PT_INTERP segment even if we have seen a
604 --dynamic-linker option.
605
766f91bb
ILT		 6062011-06-18 Ian Lance Taylor <iant@google.com>
607
608 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
609 merely because a non-PT_LOAD segment has a dynamic reloc.
610
0d212c3a
ILT		 6112011-06-18 Ian Lance Taylor <iant@google.com>
612
613 * layout.cc (Layout::finish_dynamic_section): Don't create
614 DT_FLAGS entry if not needed.
615
911a5072
ILT		 6162011-06-18 Ian Lance Taylor <iant@google.com>
617
618 PR gold/12745
619 * layout.cc (Layout::layout_eh_frame): Correct handling of
620 writable .eh_frame section.
621
534b4e5f
ILT		 6222011-06-17 Ian Lance Taylor <iant@google.com>
623
624 PR gold/12893
625 * resolve.cc (Symbol_table::resolve): Don't give an error if a
626 symbol is redefined with the exact same object and value.
627
10b4f102
ILT		 6282011-06-17 Ian Lance Taylor <iant@google.com>
629
630 PR gold/12880
631 * layout.h (class Layout): Add interp_segment_ field.
632 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
633 (Layout::attach_allocated_section_to_segment): If making shared
634 library, put .interp section in PT_INTERP segment.
635 (Layout::finalize): Also call create_interp if -dynamic-linker
636 option was used.
637 (Layout::create_interp): Assert that there is no PT_INTERP
638 segment. If not using a SECTIONS clause, use make_output_section.
639 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
640 * script-sections.cc
641 (Script_sections::create_note_and_tls_segments): If making shared
642 library, put .interp section in PT_INTERP segment.
643
a29b0dad
ILT		 6442011-06-17 Ian Lance Taylor <iant@google.com>
645
e588ea8d
ILT		 646 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
647 when making a shared library.
648
6492011-06-17 Ian Lance Taylor <iant@google.com>
650
651 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
652 parameter. Change all callers. Don't issue warning about PC32
653 against locally defined symbol.
a29b0dad 654
9d3b0698
ILT		 6552011-06-16 Ian Lance Taylor <iant@google.com>
656
657 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
658 occurs in same object.
659
85b0f90c
AM		 6602011-06-14 Alan Modra <amodra@gmail.com>
661
662 * po/POTFILES.in: Regenerate.
663
a94907d9
ILT		 6642011-06-09 Ian Lance Taylor <iant@google.com>
665
666 * script-sections.cc
667 (Orphan_output_section::set_section_addresses): For a relocatable
668 link set address to 0.
669
4fb3a1c3
CC		 6702011-06-09 Cary Coutant <ccoutant@google.com>
671
672 PR gold/12804
673 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
674 used with --compress-debug-sections.
675 * gold/object.cc (Sized_relobj_file::do_layout): Report
676 uncompressed size of compressed input sections.
677
61220854
CC		 6782011-06-08 Cary Coutant <ccoutant@google.com>
679
680 PR gold/12804
681 * testsuite/two_file_test_2_v1.cc: Change initialization of
682 v2 to keep it in .data.
683
e6455dfb
CC		 6842011-06-07 Cary Coutant <ccoutant@google.com>
685
686 * common.cc (Symbol_table::do_allocate_commons_list): Call
687 gold_fallback.
688 * errors.cc (Errors::fatal): Adjust call to gold_exit.
689 (Errors::fallback): New function.
690 (gold_fallback): New function.
691 * errors.h (Errors::fallback): New function.
692 * gold.cc (gold_exit): Change status parameter to enum; adjust
693 all callers.
694 (queue_initial_tasks): Call gold_fallback.
695 * gold.h: Include cstdlib.
696 (Exit_status): New enum type.
697 (gold_exit): Change status parameter to enum.
698 (gold_fallback): New function.
699 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
700 (Layout::create_symtab_sections): Likewise.
701 (Layout::create_shdrs): Likewise.
702 * main.cc (main): Adjust call to gold_exit.
703 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
704 (Output_data_got::add_got_entry_pair): Likewise.
705 (Output_section::add_input_section): Likewise.
706 (Output_section::add_output_section_data): Likewise.
707 (Output_segment::set_section_list_addresses): Likewise.
708 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
709
fb0e076f
CC		 7102011-06-07 Cary Coutant <ccoutant@google.com>
711
712 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
713 for incremental links.
714 * output.cc (Output_segment::set_section_list_addresses): Remove
715 FIXME and test for TLS or BSS.
716
a5ee4d5d
CC		 7172011-06-07 Cary Coutant <ccoutant@google.com>
718
719 * testsuite/Makefile.am: Add incremental_copy_test,
720 incremental_common_test_1.
721 * testsuite/Makefile.in: Regenerate.
722 * testsuite/common_test_1_v1.c: New source file.
723 * testsuite/common_test_1_v2.c: New source file.
724 * testsuite/copy_test_v1.cc: New source file.
725
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CC		 7262011-06-07 Cary Coutant <ccoutant@google.com>
727
728 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
729 update, allocate common from bss section's free list.
730 * incremental-dump.cc (dump_incremental_inputs): Print flag for
731 linker-defined symbols.
732 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
733 Skip GOT and PLT entries that are no longer referenced.
734 (Output_section_incremental_inputs::write_info_blocks): Mark
735 linker-defined symbols.
736 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
737 * output.cc (Output_section::allocate): New function.
738 * output.h (Output_section::allocate): New function.
739 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
740 linker-defined symbols.
741 (Symbol::override_base_with_special): Copy is_predefined_ flag.
742 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
743 (Symbol::init_base_output_data): Likewise.
744 (Symbol::init_base_output_segment): Likewise.
745 (Symbol::init_base_constant): Likewise.
746 (Sized_symbol::init_output_data): Likewise.
747 (Sized_symbol::init_output_segment): Likewise.
748 (Sized_symbol::init_constant): Likewise.
749 (Symbol_table::do_define_in_output_data): Likewise.
750 (Symbol_table::do_define_in_output_segment): Likewise.
751 (Symbol_table::do_define_as_constant): Likewise.
752 * symtab.h (Symbol::is_predefined): New function.
753 (Symbol::init_base_output_data): Add is_predefined parameter.
754 (Symbol::init_base_output_segment): Likewise.
755 (Symbol::init_base_constant): Likewise.
756 (Symbol::is_predefined_): New data member.
757 (Sized_symbol::init_output_data): Add is_predefined parameter.
758 (Sized_symbol::init_output_segment): Likewise.
759 (Sized_symbol::init_constant): Likewise.
760 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
761
26d3c67d
CC		 7622011-06-07 Cary Coutant <ccoutant@google.com>
763
764 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
765 instead of emit_copy_reloc.
766 (Copy_relocs::emit_copy_reloc): Refactor.
767 (Copy_relocs::make_copy_reloc): New function.
768 (Copy_relocs::add_copy_reloc): Remove.
769 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
770 section.
771 (Copy_relocs::make_copy_reloc): New function.
772 (Copy_relocs::add_copy_reloc): Remove.
773 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
774 unchanged input files.
775 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
776 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
777 Reserve BSS space for COPY relocations.
778 (Sized_incremental_binary::do_emit_copy_relocs): New function.
779 (Output_section_incremental_inputs::write_info_blocks): Record
780 whether a symbol is copied from a shared object.
781 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
782 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
783 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
784 (Incremental_input_entry_reader::get_output_symbol_index): Add
785 is_copy parameter.
786 (Incremental_binary::emit_copy_relocs): New function.
787 (Incremental_binary::do_emit_copy_relocs): New function.
788 (Sized_incremental_binary::Sized_incremental_binary): Initialize
789 new data member.
790 (Sized_incremental_binary::add_copy_reloc): New function.
791 (Sized_incremental_binary::do_emit_copy_relocs): New function.
792 (Sized_incremental_binary::Copy_reloc): New struct.
793 (Sized_incremental_binary::Copy_relocs): New typedef.
794 (Sized_incremental_binary::copy_relocs_): New data member.
795 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
796 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
797 * target.h (Sized_target::emit_copy_reloc): New function.
798 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
799
7cdb37d9
CC		 8002011-06-02 Cary Coutant <ccoutant@google.com>
801
802 PR gold/12163
803 * gold/archive.cc (Archive::Archive): Initialize new data member.
804 (Archive::include_all_members): Return if archive has already been
805 included.
806 * gold/archive.h (Archive::include_all_members_): New data member.
807
cc643b88
NC		 8082011-06-02 Nick Clifton <nickc@redhat.com>
809
810 * dynobj.h: Fix spelling mistake in comment.
811 * output.cc: Likewise.
812
f62a3ca7
DK		 8132011-05-31 Doug Kwan <dougkwan@google.com>
814 Asier Llano
815
816 PR gold/12826
cc643b88 817 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 818 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
819 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
820 redundant arm_exidx_test.so.
821 * testsuite/Makefile.in: Regenerate.
822 (check_SCRIPTS): Add pr12826.sh
823 (check_DATA): Add pr12826.stdout
824 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
825 * testsuite/pr12826.sh: New file.
826 * testsuite/pr12826_1.s: Ditto.
827 * testsuite/pr12826_1.s: Ditto.
828
8dbe1edc
ILT		 8292011-05-30 Ian Lance Taylor <iant@google.com>
830
831 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
832 sections.
833
c49875be
ILT		 8342011-05-29 Ian Lance Taylor <iant@google.com>
835
836 PR gold/12804
837 * testsuite/Makefile.am: Use different file name for two_file_test
838 temporary file for each incremental test.
839 * testsuite/Makefile.in: Rebuild.
840
69d53f7a
ILT		 8412011-05-29 Ian Lance Taylor <iant@google.com>
842
843 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
844 binary input file is empty.
845
41d0ab5f
ILT		 8462011-05-27 Ian Lance Taylor <iant@google.com>
847
848 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
849 (ver_test_9.so): Likewise.
850 * testsuite/Makefile.in: Rebuild.
851
89d8a36b
CC		 8522011-05-26 Cary Coutant <ccoutant@google.com>
853
854 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
855 * incremental.cc (Incremental_inputs::report_input_section): Fix
856 comment, indentation.
857 (Incremental_inputs::report_comdat_group): New function.
858 (Output_section_incremental_inputs::set_final_data_size): Adjust size
859 of data for incremental input file entry.
860 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
861 group count, COMDAT group signatures.
862 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
863 an unchanged input file.
864 * incremental.h (Incremental_object_entry::Incremental_object_entry):
865 Initialize new data member.
866 (Incremental_object_entry::add_comdat_group): New function.
867 (Incremental_object_entry::get_comdat_group_count): New function.
868 (Incremental_object_entry::get_comdat_signature_key): New function.
869 (Incremental_object_entry::groups_): New data member.
870 (Incremental_inputs::report_comdat_group): New function.
871 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
872 data for incremental input file entry.
873 (Incremental_input_entry_reader::get_comdat_group_count): New function.
874 (Incremental_input_entry_reader::get_input_section): Adjust size of
875 data for incremental input file entry.
876 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
877 (Incremental_input_entry_reader::get_comdat_group_signature): New
878 function.
879 * object.cc (Sized_relobj::include_section_group): Report kept
880 COMDAT groups for incremental links.
881
1706a06f
ILT		 8822011-05-24 David Meyer <pdox@google.com>
883
884 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
885 with name parameter. Add found_name parameter.
886 * fileread.cc (Input_file::find_file): Adjust code accordingly.
887 * dirsearch.h (class Dirsearch): Update declaration.
888
a10ae760
ILT		 8892011-05-24 Ian Lance Taylor <iant@google.com>
890
891 * archive.cc (Library_base::should_include_member): Pull in object
892 from archive if it defines the entry symbol.
893 * parameters.cc (Parameters::entry): New function.
894 * parameters.h (class Parameters): Declare entry.
895 * output.h (class Output_file_header): Remove entry_ field.
896 * output.cc (Output_file_header::Output_file_header): Remove entry
897 parameter. Change all callers.
898 (Output_file_header::entry): Use parameters->entry.
899 * gold.cc (queue_middle_tasks): Likewise.
900 * plugin.cc (Plugin_hook::run): Likewise.
901
aa92d6ed
CC		 9022011-05-24 Cary Coutant <ccoutant@google.com>
903
904 * gold.cc (queue_initial_tasks): Pass incremental base filename
905 to Output_file::open_base_file; don't print error message.
906 * incremental-dump.cc (main): Adjust call to
907 Output_file::open_for_modification.
908 * incremental-dump.cc (main): Likewise.
909 * incremental.cc (Incremental_inputs::report_command_line):
910 Ignore --incremental-base option when comparing command lines.
911 Ignore parameter when given as separate argument.
912 * options.h (class General_options): Add --incremental-base.
913 * output.cc (Output_file::Output_file):
914 (Output_file::open_base_file): Add base_name and writable parameters;
915 read base file into new file; print error message here.
916 (Output_file::map_no_anonymous): Add writable parameter; adjust all
917 callers.
918 * output.h (Output_file::open_for_modification): Rename to...
919 (Output_file::open_base_file): ...this; add base_name and
920 writable parameters; adjust all callers.
921 (Output_file::map_no_anonymous): Add writable parameter; adjust all
922 callers.
923 * testsuite/Makefile.am (incremental_test_4): Test
924 --incremental-base.
925 * testsuite/Makefile.in: Regenerate.
926
2eedd706
CC		 9272011-05-24 Cary Coutant <ccoutant@google.com>
928
929 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
930 incremental_test_4.
931 * testsuite/Makefile.in: Regenerate.
932 * testsuite/two_file_test_1_v1.cc: New test source file.
933 * testsuite/two_file_test_1b_v1.cc: New test source file.
934 * testsuite/two_file_test_2_v1.cc: New test source file.
935
0f1c85a6
CC		 9362011-05-24 Cary Coutant <ccoutant@google.com>
937
938 * dynobj.h (Dynobj::do_dynobj): New function.
939 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
940 flag and soname for shared objects.
941 * incremental.cc (Incremental_inputs::report_object): Make
942 either Incremental_object_entry or Incremental_dynobj_entry; add
943 soname to string table.
944 (Incremental_inputs::report_input_section): Add assertion.
945 (Output_section_incremental_inputs::set_final_data_size): Adjust
946 type of input file entry for shared libraries; adjust size of
947 shared library info entry.
948 (Output_section_incremental_inputs::write_input_files): Write
949 as_needed flag for shared libraries.
950 (Output_section_incremental_inputs::write_info_blocks): Adjust type
951 of input file entry for shared libraries; write soname.
952 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
953 soname from incremental info.
954 * incremental.h (enum Incremental_input_flags): Add
955 INCREMENTAL_INPUT_AS_NEEDED.
956 (Incremental_input_entry::Incremental_input_entry): Initialize new
957 data member.
958 (Incremental_input_entry::set_as_needed): New function.
959 (Incremental_input_entry::as_needed): New function.
960 (Incremental_input_entry::do_dynobj_entry): New function.
961 (Incremental_input_entry::as_needed_): New data member.
962 (Incremental_object_entry::Incremental_object_entry): Don't check
963 for shared library.
964 (Incremental_object_entry::do_type): Likewise.
965 (class Incremental_dynobj_entry): New class.
966 (Incremental_input_entry_reader::as_needed): New function.
967 (Incremental_input_entry_reader::get_soname): New function.
968 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
969 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
970 size of shared library info entry.
971 * layout.cc (Layout::finish_dynamic_section): Don't test for
972 incremental link when adding DT_NEEDED entries.
973 * object.h (Object::Object): Initialize new data member.
974 (Object::dynobj): New function.
975 (Object::set_as_needed): New function.
976 (Object::as_needed): New function.
977 (Object::do_dynobj): New function.
978 (Object::as_needed_): New data member.
979
6fa2a40b
CC		 9802011-05-24 Cary Coutant <ccoutant@google.com>
981
982 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
983 info; adjust display of GOT entries.
984 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
985 vector of input objects; remove file_status_.
986 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
987 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
988 got_plt reader; call target hooks to reserve GOT entries.
989 (Output_section_incremental_inputs::set_final_data_size): Adjust size
990 of input file info header and GOT info entry.
991 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
992 relocation info.
993 (Got_plt_view_info::got_descriptor): Remove.
994 (Got_plt_view_info::sym_index): New data member.
995 (Got_plt_view_info::input_index): New data member.
996 (Local_got_offset_visitor::visit): Write input file index.
997 (Global_got_offset_visitor::visit): Write 0 for input file index.
998 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
999 with sym_index and input_index.
1000 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1001 incremental info GOT entry; replace got_descriptor with input_index.
1002 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1003 map from input file index to object.
1004 (Sized_relobj_incr::do_layout): Replace direct data member reference
1005 with accessor function.
1006 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1007 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1008 Adjust size of input file info header.
1009 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1010 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1011 (Incremental_input_entry_reader::get_input_section): Adjust size of
1012 input file info header.
1013 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1014 of incremental info GOT entry.
1015 (Incremental_got_plt_reader::get_got_desc): Remove.
1016 (Incremental_got_plt_reader::get_got_symndx): New function.
1017 (Incremental_got_plt_reader::get_got_input_index): New function.
1018 (Sized_incremental_binary::Sized_incremental_binary): Remove
1019 file_status_; add input_objects_.
1020 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1021 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1022 (Sized_incremental_binary::file_is_unchanged): Remove.
1023 (Sized_incremental_binary::set_input_object): New function.
1024 (Sized_incremental_binary::input_object): New function.
1025 (Sized_incremental_binary::file_status_): Remove.
1026 (Sized_incremental_binary::input_objects_): New data member.
1027 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1028 references.
1029 (Sized_relobj_incr::invalid_address): Move to base class.
1030 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1031 class.
1032 (Sized_relobj_incr::do_output_section_offset): Likewise.
1033 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1034 (Sized_relobj_incr::section_offsets_): Likewise.
1035 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1036 function.
1037 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1038 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1039 with accessor function.
1040 (Sized_relobj_file::do_layout): Likewise.
1041 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1042 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1043 (Sized_relobj_file::compute_final_local_value): Replace refs to
1044 section_offsets_ with accessor function.
1045 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1046 * object.h (Relobj::Relobj): Initialize new data members.
1047 (Relobj::add_dyn_reloc): New function.
1048 (Relobj::first_dyn_reloc): New function.
1049 (Relobj::dyn_reloc_count): New function.
1050 (Relobj::first_dyn_reloc_): New data member.
1051 (Relobj::dyn_reloc_count_): New data member.
1052 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1053 references.
1054 (Sized_relobj::Address): New typedef.
1055 (Sized_relobj::invalid_address): Move here from child class.
1056 (Sized_relobj::Sized_relobj): Initialize new data members.
1057 (Sized_relobj::sized_relobj): New function.
1058 (Sized_relobj::is_output_section_offset_invalid): Move here from
1059 child class.
1060 (Sized_relobj::get_output_section_offset): Likewise.
1061 (Sized_relobj::local_has_got_offset): Likewise.
1062 (Sized_relobj::local_got_offset): Likewise.
1063 (Sized_relobj::set_local_got_offset): Likewise.
1064 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1065 (Sized_relobj::clear_got_offsets): New function.
1066 (Sized_relobj::section_offsets): Move here from child class.
1067 (Sized_relobj::do_output_section_offset): Likewise.
1068 (Sized_relobj::do_set_section_offset): Likewise.
1069 (Sized_relobj::Local_got_offsets): Likewise.
1070 (Sized_relobj::local_got_offsets_): Likewise.
1071 (Sized_relobj::section_offsets_): Likewise.
1072 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1073 references.
1074 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1075 class.
1076 (Sized_relobj_file::sized_relobj): New function
1077 (Sized_relobj_file::local_has_got_offset): Move to base class.
1078 (Sized_relobj_file::local_got_offset): Likewise.
1079 (Sized_relobj_file::set_local_got_offset): Likewise.
1080 (Sized_relobj_file::get_output_section_offset): Likewise.
1081 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1082 (Sized_relobj_file::do_output_section_offset): Likewise.
1083 (Sized_relobj_file::do_set_section_offset): Likewise.
1084 (Sized_relobj_file::Local_got_offsets): Likewise.
1085 (Sized_relobj_file::local_got_offsets_): Likewise.
1086 (Sized_relobj_file::section_offsets_): Likewise.
1087 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1088 (all constructors).
1089 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1090 (Output_reloc::get_symbol_index): Likewise.
1091 (Output_reloc::local_section_offset): Likewise.
1092 (Output_reloc::get_address): Likewise.
1093 (Output_reloc::symbol_value): Likewise.
1094 (Output_data_got::reserve_slot): Move to class definition.
1095 (Output_data_got::reserve_local): New function.
1096 (Output_data_got::reserve_slot_for_global): Remove.
1097 (Output_data_got::reserve_global): New function.
1098 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1099 (all constructors, two instantiations).
1100 (Output_reloc::get_relobj): New function (two instantiations).
1101 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1102 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1103 (Output_data_reloc::add_global): Adjust type of relobj.
1104 (Output_data_reloc::add_global_relative): Likewise.
1105 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1106 (Output_data_reloc::add_local): Likewise.
1107 (Output_data_reloc::add_local_relative): Likewise.
1108 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1109 (Output_data_reloc::add_local_section): Likewise.
1110 (Output_data_reloc::add_output_section): Likewise.
1111 (Output_data_reloc::add_absolute): Likewise.
1112 (Output_data_reloc::add_target_specific): Likewise.
1113 (Output_data_got::reserve_slot): Move definition here.
1114 (Output_data_got::reserve_local): New function.
1115 (Output_data_got::reserve_global): New function.
1116 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1117 section_offsets_ with accessor function.
1118 (Sized_relobj_file::write_sections): Likewise.
1119 (Sized_relobj_file::do_relocate_sections): Likewise.
1120 * target.h (Sized_target::reserve_local_got_entry): New function.
1121 (Sized_target::reserve_global_got_entry): New function.
1122 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1123 (Target_x86_64::reserve_global_got_entry): New function.
1124 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1125
4829d394
CC		 11262011-05-23 Cary Coutant <ccoutant@google.com>
1127
1128 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1129 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1130 bit when checking got_type.
1131 * incremental.cc (Sized_incremental_binary::setup_readers):
1132 Store symbol table and string table locations; initialize bit vector
1133 of file status flags.
1134 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1135 unchanged files.
1136 (Sized_incremental_binary::do_process_got_plt): New function.
1137 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1138 (Output_section_incremental_inputs::set_final_data_size): Record
1139 file index for each input file.
1140 (Output_section_incremental_inputs::write_got_plt): Store file index
1141 instead of input entry offset for each GOT entry.
1142 * incremental.h
1143 (Incremental_input_entry::Incremental_input_entry): Initialize new
1144 data member.
1145 (Incremental_input_entry::set_offset): Store file index.
1146 (Incremental_input_entry::get_file_index): New function.
1147 (Incremental_input_entry::file_index_): New data member.
1148 (Incremental_binary::process_got_plt): New function.
1149 (Incremental_binary::do_process_got_plt): New function.
1150 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1151 data members.
1152 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1153 (Sized_incremental_binary::set_file_is_unchanged): New function.
1154 (Sized_incremental_binary::file_is_unchanged): New function.
1155 (Sized_incremental_binary::do_process_got_plt): New function.
1156 (Sized_incremental_binary::file_status_): New data member.
1157 (Sized_incremental_binary::main_symtab_loc_): New data member.
1158 (Sized_incremental_binary::main_strtab_loc_): New data member.
1159 * output.cc (Output_data_got::Got_entry::write): Add case
1160 RESERVED_CODE.
1161 (Output_data_got::add_global): Call add_got_entry.
1162 (Output_data_got::add_global_plt): Likewise.
1163 (Output_data_got::add_global_with_rel): Likewise.
1164 (Output_data_got::add_global_with_rela): Likewise.
1165 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1166 (Output_data_got::add_global_pair_with_rela): Likewise.
1167 (Output_data_got::add_local): Call add_got_entry.
1168 (Output_data_got::add_local_plt): Likewise.
1169 (Output_data_got::add_local_with_rel): Likewise.
1170 (Output_data_got::add_local_with_rela): Likewise.
1171 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1172 (Output_data_got::add_local_pair_with_rela): Likewise.
1173 (Output_data_got::reserve_slot): New function.
1174 (Output_data_got::reserve_slot_for_global): New function.
1175 (Output_data_got::add_got_entry): New function.
1176 (Output_data_got::add_got_entry_pair): New function.
1177 (Output_section::add_output_section_data): Edit FIXME.
1178 * output.h
1179 (Output_section_data_build::Output_section_data_build): New
1180 constructor with size parameter.
1181 (Output_data_space::Output_data_space): Likewise.
1182 (Output_data_got::Output_data_got): Initialize new data member; new
1183 constructor with size parameter.
1184 (Output_data_got::add_constant): Call add_got_entry.
1185 (Output_data_got::reserve_slot): New function.
1186 (Output_data_got::reserve_slot_for_global): New function.
1187 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1188 (Output_data_got::add_got_entry): New function.
1189 (Output_data_got::add_got_entry_pair): New function.
1190 (Output_data_got::free_list_): New data member.
1191 * target.h (Sized_target::init_got_plt_for_update): New function.
1192 (Sized_target::register_global_plt_entry): New function.
1193 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1194 Initialize new data member; call init; add constructor with PLT count.
1195 (Output_data_plt_x86_64::init): New function.
1196 (Output_data_plt_x86_64::add_relocation): New function.
1197 (Output_data_plt_x86_64::reserve_slot): New function.
1198 (Output_data_plt_x86_64::free_list_): New data member.
1199 (Target_x86_64::init_got_plt_for_update): New function.
1200 (Target_x86_64::register_global_plt_entry): New function.
1201 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1202 incremental updates.
1203 (Output_data_plt_x86_64::add_relocation): New function.
1204 * testsuite/object_unittest.cc (Object_test): Set default options.
1205
ec69d6da
ILT		 12062011-05-16 Ian Lance Taylor <iant@google.com>
1207
1208 * options.h (class General_options): Make -i a synonym for -r.
1209
732e31de
ILT		 12102011-05-16 Ian Lance Taylor <iant@google.com>
1211
1212 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1213
403676b5
CC		 12142011-05-10 Cary Coutant <ccoutant@google.com>
1215
1216 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1217 strip_all (-s).
1218
5b7b7d6e
ILT		 12192011-05-06 Ian Lance Taylor <iant@google.com>
1220
1221 * layout.cc (Layout::layout): If the output section flags change,
1222 update the ordering.
1223
f0f9babf
CC		 12242011-04-25 Cary Coutant <ccoutant@google.com>
1225
1226 * incremental-dump.cc (dump_incremental_inputs): Print local
1227 symbol info for each input file.
1228 * incremental.cc
1229 (Output_section_incremental_inputs::set_final_data_size): Add local
1230 symbol info to input file entries in incremental info.
1231 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1232 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1233 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1234 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1235 implementation.
1236 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1237 (Sized_incr_relobj::do_relocate): Write the local symbols.
1238 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1239 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1240 Adjust size of input file header.
1241 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1242 (Incremental_inputs_reader::get_local_symbol_count): New function.
1243 (Incremental_inputs_reader::get_input_section): Adjust size of input
1244 file header.
1245 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1246 (Sized_incr_relobj::This): New typedef.
1247 (Sized_incr_relobj::sym_size): New const data member.
1248 (Sized_incr_relobj::Local_symbol): New struct.
1249 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1250 (Sized_incr_relobj::do_local_symbol_offset): New function.
1251 (Sized_incr_relobj::local_symbol_count_): New data member.
1252 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1253 (Sized_incr_relobj::local_symbol_index_): New data member.
1254 (Sized_incr_relobj::local_symbol_offset_): New data member.
1255 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1256 (Sized_incr_relobj::local_symbols_): New data member.
1257 * object.h (Relobj::output_local_symbol_count): New function.
1258 (Relobj::local_symbol_offset): New function.
1259 (Relobj::do_output_local_symbol_count): New function.
1260 (Relobj::do_local_symbol_offset): New function.
1261 (Sized_relobj::do_output_local_symbol_count): New function.
1262 (Sized_relobj::do_local_symbol_offset): New function.
1263
d0a9ace3
ILT		 12642011-04-22 Vladimir Simonov <sv@sw.ru>
1265
1266 * descriptors.cc (set_close_on_exec): New function.
1267 (Descriptors::open): Use set_close_on_exec.
1268 * output.cc (S_ISLNK): Define if not defined.
1269
94a3fc8b
CC		 12702011-04-22 Cary Coutant <ccoutant@google.com>
1271
1272 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1273 global symbol map.
1274 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1275 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1276 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1277 relocations.
1278 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1279 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1280 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1281 * incremental.h
1282 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1283 function.
1284 (Incremental_binary::apply_incremental_relocs): New function.
1285 (Incremental_binary::do_apply_incremental_relocs): New function.
1286 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1287 data member.
1288 (Sized_incremental_binary::add_global_symbol): New function.
1289 (Sized_incremental_binary::global_symbol): New function.
1290 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1291 (Sized_incremental_binary::symbol_map_): New data member.
1292 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1293 * target.h (Sized_target::apply_relocation): New function.
1294 * target-reloc.h (apply_relocation): New function.
1295 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1296
c87e4302
DK		 12972011-04-22 Doug Kwan <dougkwan@google.com>
1298
1299 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1300 flag of a SHT_ARM_EXIDX section.
1301 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1302 * testsuite/Makefile.in: Regenerate.
1303 * testsuite/arm_exidx_test.s: New file.
1304 * testsuite/arm_exidx_test.sh: Same.
1305
e7782cf6
CC		 13062011-04-20 Cary Coutant <ccoutant@google.com>
1307
1308 PR gold/12689
1309 * archive.h (Incremental_archive_entry::Archive_member):
1310 Initialize arg_serial_ (second constructor).
1311
308ecdc7
ILT		 13122011-04-17 Ian Lance Taylor <iant@google.com>
1313
1314 * object.cc (Relocate_info::location): Simplify location string.
1315 * errors.cc (Errors::error_at_location): Don't print program
1316 name.
1317 (Errors::warning_at_location): Likewise.
1318 (Errors::undefined_symbol): Likewise.
1319 * testsuite/debug_msg.sh: Update accordingly.
1320
bec5b579
CC		 13212011-04-14 Cary Coutant <ccoutant@google.com>
1322
1323 * gold/layout.cc (Layout::symtab_section_offset): New function.
1324 * gold/layout.h (Layout::symtab_section_offset): New function.
1325 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1326
88597d34
ILT		 13272011-04-12 Ian Lance Taylor <iant@google.com>
1328
1329 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1330 with MREMAP_MAYMOVE.
1331 * output.h (class Output_file): Add map_is_allocated_ field.
1332 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1333 not available, provide stubs. If mremap is not available, #define
1334 it to gold_mremap.
1335 (MREMAP_MAYMOVE): Define if not defined.
1336 (Output_file::Output_file): Initialize map_is_allocated_.
1337 (Output_file::resize): Check map_is_allocated_.
1338 (Output_file::map_anonymous): If mmap fails, use malloc.
1339 (Output_file::unmap): Don't do anything for an anonymous map.
1340 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1341 is not available, provide stubs.
1342 (File_read::View::~View): Use free rather than delete[].
1343 (File_read::make_view): Use malloc rather than new[]. If mmap
1344 fails, use malloc.
1345 (File_read::find_or_make_view): Use malloc rather than new[].
1346 * gold.h: Remove HAVE_REMAP code.
1347 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1348 exists. Rename mremap to gold_mremap. If mmap is not available
1349 don't do anything.
1350 * configure, config.in: Rebuild.
1351
11e361bc
ILT		 13522011-04-11 Ian Lance Taylor <iant@google.com>
1353
1354 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1355 initialize local variable v.
1356
cdc29364
CC		 13572011-04-11 Cary Coutant <ccoutant@google.com>
1358
1359 * archive.cc (Archive::include_member): Adjust call to
1360 report_object.
1361 (Add_archive_symbols::run): Track argument serial numbers.
1362 (Lib_group::include_member): Likewise.
1363 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1364 * archive.h (Incremental_archive_entry::Archive_member):
1365 Initialize arg_serial_.
1366 (Archive_member::arg_serial_): New data member.
1367 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1368 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1369 incremental link.
1370 (Sized_dynobj::do_for_all_local_got_entries): New function.
1371 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1372 function.
1373 * fileread.cc (get_mtime): New function.
1374 * fileread.h (get_mtime): New function.
1375 * gold.cc (queue_initial_tasks): Check for incremental update.
1376 (process_incremental_input): New function.
1377 (queue_middle_tasks): Don't force valid target for incremental
1378 update.
1379 * incremental-dump.cc (find_input_containing_global): Adjust
1380 size of symbol info entry.
1381 (dump_incremental_inputs): Dump argument serial number and
1382 in_system_directory flag; bias shndx by 1; print symbol names
1383 when dumping per-file symbol lists; use new symbol info readers.
1384 * incremental.cc
1385 (Output_section_incremental_inputs:update_data_size): New function.
1386 (Sized_incremental_binary::setup_readers): Setup input readers
1387 for each input file; build maps for files added from libraries
1388 and scripts.
1389 (Sized_incremental_binary::check_input_args): New function.
1390 (Sized_incremental_binary::do_check_inputs): Build map of argument
1391 serial numbers to input arguments.
1392 (Sized_incremental_binary::do_file_has_changed): Rename
1393 do_file_is_unchanged to this; compare file modification times.
1394 (Sized_incremental_binary::do_init_layout): New function.
1395 (Sized_incremental_binary::do_reserve_layout): New function.
1396 (Sized_incremental_binary::do_get_input_reader): Remove.
1397 (Sized_incremental_binary::get_symtab_view): New function.
1398 (Incremental_checker::can_incrementally_link_output_file): Remove.
1399 (Incremental_inputs::report_command_line): Exclude --debug options.
1400 (Incremental_inputs::report_archive_begin): Add parameter; track
1401 argument serial numbers; don't put input file entry for archive
1402 before archive members.
1403 (Incremental_inputs::report_archive_end): Put input file entry
1404 for archive after archive members.
1405 (Incremental_inputs::report_object): Add parameter; track argument
1406 serial numbers and in_system_directory flag.
1407 (Incremental_inputs::report_script): Add parameter; track argument
1408 serial numbers.
1409 (Output_section_incremental_inputs::set_final_data_size): Adjust
1410 size of symbol info entry; check for forwarding symbols.
1411 (Output_section_incremental_inputs::write_input_files): Write
1412 in_system_directory flag and argument serial number.
1413 (Output_section_incremental_inputs::write_info_blocks): Map section
1414 indices between incremental info and original input file; store
1415 input section index for each symbol.
1416 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1417 change operator() to visit().
1418 (class Global_got_offset_visitor): Likewise.
1419 (class Global_symbol_visitor_got_plt):
1420 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1421 classes.
1422 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1423 (Sized_incr_relobj::do_read_symbols): New function.
1424 (Sized_incr_relobj::do_layout): New function.
1425 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1426 (Sized_incr_relobj::do_add_symbols): New function.
1427 (Sized_incr_relobj::do_should_include_member): New function.
1428 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1429 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1430 (Sized_incr_relobj::do_section_size): New function.
1431 (Sized_incr_relobj::do_section_name): New function.
1432 (Sized_incr_relobj::do_section_contents): New function.
1433 (Sized_incr_relobj::do_section_flags): New function.
1434 (Sized_incr_relobj::do_section_entsize): New function.
1435 (Sized_incr_relobj::do_section_address): New function.
1436 (Sized_incr_relobj::do_section_type): New function.
1437 (Sized_incr_relobj::do_section_link): New function.
1438 (Sized_incr_relobj::do_section_info): New function.
1439 (Sized_incr_relobj::do_section_addralign): New function.
1440 (Sized_incr_relobj::do_initialize_xindex): New function.
1441 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1442 (Sized_incr_relobj::do_read_relocs): New function.
1443 (Sized_incr_relobj::do_gc_process_relocs): New function.
1444 (Sized_incr_relobj::do_scan_relocs): New function.
1445 (Sized_incr_relobj::do_count_local_symbols): New function.
1446 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1447 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1448 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1449 (Sized_incr_relobj::do_relocate): New function.
1450 (Sized_incr_relobj::do_set_section_offset): New function.
1451 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1452 (Sized_incr_dynobj::do_read_symbols): New function.
1453 (Sized_incr_dynobj::do_layout): New function.
1454 (Sized_incr_dynobj::do_add_symbols): New function.
1455 (Sized_incr_dynobj::do_should_include_member): New function.
1456 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1457 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1458 (Sized_incr_dynobj::do_section_size): New function.
1459 (Sized_incr_dynobj::do_section_name): New function.
1460 (Sized_incr_dynobj::do_section_contents): New function.
1461 (Sized_incr_dynobj::do_section_flags): New function.
1462 (Sized_incr_dynobj::do_section_entsize): New function.
1463 (Sized_incr_dynobj::do_section_address): New function.
1464 (Sized_incr_dynobj::do_section_type): New function.
1465 (Sized_incr_dynobj::do_section_link): New function.
1466 (Sized_incr_dynobj::do_section_info): New function.
1467 (Sized_incr_dynobj::do_section_addralign): New function.
1468 (Sized_incr_dynobj::do_initialize_xindex): New function.
1469 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1470 (make_sized_incremental_object): New function.
1471 (Incremental_library::copy_unused_symbols): New function.
1472 (Incremental_library::do_for_all_unused_symbols): New function.
1473 * incremental.h (enum Incremental_input_flags): New type.
1474 (class Incremental_checker): Remove.
1475 (Incremental_input_entry::Incremental_input_entry): Add argument
1476 serial number.
1477 (Incremental_input_entry::arg_serial): New function.
1478 (Incremental_input_entry::set_is_in_system_directory): New function.
1479 (Incremental_input_entry::is_in_system_directory): New function.
1480 (Incremental_input_entry::arg_serial_): New data member.
1481 (Incremental_input_entry::is_in_system_directory_): New data member.
1482 (class Script_info): Move here from script.h.
1483 (Script_info::Script_info): Add filename parameter.
1484 (Script_info::filename): New function.
1485 (Script_info::filename_): New data member.
1486 (Incremental_script_entry::Incremental_script_entry): Add argument
1487 serial number.
1488 (Incremental_object_entry::Incremental_object_entry): Likewise.
1489 (Incremental_object_entry::add_input_section): Build list of input
1490 sections with map to original shndx.
1491 (Incremental_object_entry::get_input_section_index): New function.
1492 (Incremental_object_entry::shndx_): New data member.
1493 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1494 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1495 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1496 serial number.
1497 (Incremental_inputs::report_archive_begin): Likewise.
1498 (Incremental_inputs::report_object): Likewise.
1499 (Incremental_inputs::report_script): Likewise.
1500 (class Incremental_global_symbol_reader): New class.
1501 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1502 and store flags and input file type.
1503 (Incremental_input_entry_reader::arg_serial): New function.
1504 (Incremental_input_entry_reader::type): Extract type from flags.
1505 (Incremental_input_entry_reader::is_in_system_directory): New function.
1506 (Incremental_input_entry_reader::get_input_section_count): Call
1507 accessor function for type.
1508 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1509 function for type; adjust size of global symbol entry.
1510 (Incremental_input_entry_reader::get_global_symbol_count): Call
1511 accessor function for type.
1512 (Incremental_input_entry_reader::get_object_count): Likewise.
1513 (Incremental_input_entry_reader::get_object_offset): Likewise.
1514 (Incremental_input_entry_reader::get_member_count): Likewise.
1515 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1516 (Incremental_input_entry_reader::get_member_offset): Likewise.
1517 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1518 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1519 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1520 (Incremental_input_entry_reader::get_global_symbol_reader): New
1521 function.
1522 (Incremental_input_entry_reader::get_output_symbol_index): New
1523 function.
1524 (Incremental_input_entry_reader::type_): Remove.
1525 (Incremental_input_entry_reader::flags_): New data member.
1526 (Incremental_inputs_reader::input_file_offset): New function.
1527 (Incremental_inputs_reader::input_file_index): New function.
1528 (Incremental_inputs_reader::input_file): Call input_file_offset.
1529 (Incremental_inputs_reader::input_file_at_offset): New function.
1530 (Incremental_relocs_reader::get_r_type): Reformat.
1531 (Incremental_relocs_reader::get_r_shndx): Reformat.
1532 (Incremental_relocs_reader::get_r_offset): Reformat.
1533 (Incremental_relocs_reader::data): New function.
1534 (Incremental_binary::Incremental_binary): Initialize new data members.
1535 (Incremental_binary::check_inputs): Add cmdline parameter.
1536 (Incremental_binary::file_is_unchanged): Remove.
1537 (Input_reader::arg_serial): New function.
1538 (Input_reader::get_unused_symbol_count): New function.
1539 (Input_reader::get_unused_symbol): New function.
1540 (Input_reader::do_arg_serial): New function.
1541 (Input_reader::do_get_unused_symbol_count): New function.
1542 (Input_reader::do_get_unused_symbol): New function.
1543 (Incremental_binary::input_file_count): New function.
1544 (Incremental_binary::get_input_reader): Change signature to use
1545 index instead of filename.
1546 (Incremental_binary::file_has_changed): New function.
1547 (Incremental_binary::get_input_argument): New function.
1548 (Incremental_binary::get_library): New function.
1549 (Incremental_binary::get_script_info): New function.
1550 (Incremental_binary::init_layout): New function.
1551 (Incremental_binary::reserve_layout): New function.
1552 (Incremental_binary::output_file): New function.
1553 (Incremental_binary::do_check_inputs): New function.
1554 (Incremental_binary::do_file_is_unchanged): Remove.
1555 (Incremental_binary::do_file_has_changed): New function.
1556 (Incremental_binary::do_init_layout): New function.
1557 (Incremental_binary::do_reserve_layout): New function.
1558 (Incremental_binary::do_input_file_count): New function.
1559 (Incremental_binary::do_get_input_reader): Change signature.
1560 (Incremental_binary::input_args_map_): New data member.
1561 (Incremental_binary::library_map_): New data member.
1562 (Incremental_binary::script_map_): New data member.
1563 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1564 new data members.
1565 (Sized_incremental_binary::output_section): New function.
1566 (Sized_incremental_binary::inputs_reader): Add const.
1567 (Sized_incremental_binary::symtab_reader): Add const.
1568 (Sized_incremental_binary::relocs_reader): Add const.
1569 (Sized_incremental_binary::got_plt_reader): Add const.
1570 (Sized_incremental_binary::get_symtab_view): New function.
1571 (Sized_incremental_binary::Inputs_reader): New typedef.
1572 (Sized_incremental_binary::Input_entry_reader): New typedef.
1573 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1574 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1575 (Sized_incremental_binary::do_file_has_changed): New function.
1576 (Sized_incremental_binary::do_init_layout): New function.
1577 (Sized_incremental_binary::do_reserve_layout): New function.
1578 (Sized_input_reader::Inputs_reader): Remove.
1579 (Sized_input_reader::Input_entry_reader): Remove.
1580 (Sized_input_reader::do_arg_serial): New function.
1581 (Sized_input_reader::do_get_unused_symbol_count): New function.
1582 (Sized_input_reader::do_get_unused_symbol): New function.
1583 (Sized_incremental_binary::do_input_file_count): New function.
1584 (Sized_incremental_binary::do_get_input_reader): Change signature;
1585 use index instead of filename.
1586 (Sized_incremental_binary::section_map_): New data member.
1587 (Sized_incremental_binary::input_entry_readers_): New data member.
1588 (class Sized_incr_relobj): New class.
1589 (class Sized_incr_dynobj): New class.
1590 (make_sized_incremental_object): New function.
1591 (class Incremental_library): New class.
1592 * layout.cc (Free_list::num_lists): New static data member.
1593 (Free_list::num_nodes): New static data member.
1594 (Free_list::num_removes): New static data member.
1595 (Free_list::num_remove_visits): New static data member.
1596 (Free_list::num_allocates): New static data member.
1597 (Free_list::num_allocate_visits): New static data member.
1598 (Free_list::init): New function.
1599 (Free_list::remove): New function.
1600 (Free_list::allocate): New function.
1601 (Free_list::dump): New function.
1602 (Free_list::print_stats): New function.
1603 (Layout_task_runner::run): Resize output file for incremental updates.
1604 (Layout::Layout): Initialize new data members.
1605 (Layout::set_incremental_base): New function.
1606 (Layout::init_fixed_output_section): New function.
1607 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1608 incremental updates.
1609 (Layout::create_gold_note): Do not create gold note section for
1610 incremental updates.
1611 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1612 for incremental updates.
1613 (Layout::set_section_offsets): For incremental updates, allocate space
1614 from free list.
1615 (Layout::create_symtab_sections): Layout with offsets relative to
1616 start of section; for incremental updates, allocate space from free
1617 list.
1618 (Layout::create_shdrs): For incremental updates, allocate space from
1619 free list.
1620 (Layout::finish_dynamic_section): For incremental updates, do not
1621 check --as-needed (fixed in subsequent patch).
1622 * layout.h (class Free_list): New class.
1623 (Layout::set_incremental_base): New function.
1624 (Layout::incremental_base): New function.
1625 (Layout::init_fixed_output_section): New function.
1626 (Layout::allocate): New function.
1627 (Layout::incremental_base_): New data member.
1628 (Layout::free_list_): New data member.
1629 * main.cc (main): Print Free_list statistics.
1630 * object.cc (Relobj::finalize_incremental_relocs): Add
1631 clear_counts parameter; clear counts only when clear_counts is set.
1632 (Sized_relobj::Sized_relobj): Initialize new base class.
1633 (Sized_relobj::do_layout): Don't report special sections.
1634 (Sized_relobj::do_for_all_local_got_entries): New function.
1635 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1636 symtab_off to all symbol table offsets.
1637 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1638 * object.h (class Got_offset_list): Move to top of file.
1639 (Object::Object): Allow case where input_file == NULL.
1640 (Object::~Object): Likewise.
1641 (Object::input_file): Assert that input_file != NULL.
1642 (Object::lock): Allow case where input_file == NULL.
1643 (Object::unlock): Likewise.
1644 (Object::is_locked): Likewise.
1645 (Object::token): Likewise.
1646 (Object::release): Likewise.
1647 (Object::is_incremental): New function.
1648 (Object::get_mtime): New function.
1649 (Object::for_all_local_got_entries): New function.
1650 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1651 (Object::set_is_in_system_directory): New function.
1652 (Object::is_in_system_directory): New function.
1653 (Object::do_is_incremental): New function.
1654 (Object::do_get_mtime): New function.
1655 (Object::do_for_all_local_got_entries): New function.
1656 (Object::is_in_system_directory_): New data member.
1657 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1658 (class Sized_relobj_base): New class.
1659 (class Sized_relobj): Derive from Sized_relobj_base.
1660 (class Sized_relobj::Symbols): Redeclare from base class.
1661 (class Sized_relobj::local_got_offset_list): Remove.
1662 (class Sized_relobj::Output_sections): Redeclare from base class.
1663 (class Sized_relobj::do_for_all_local_got_entries): New function.
1664 (class Sized_relobj::write_local_symbols): Add offset parameter.
1665 (class Sized_relobj::local_symbol_offset_): Update comment.
1666 (class Sized_relobj::local_dynsym_offset_): Update comment.
1667 * options.cc (Input_arguments::add_file): Remove const.
1668 * options.h (Input_file_argument::Input_file_argument):
1669 Initialize arg_serial_ (all constructors).
1670 (Input_file_argument::set_arg_serial): New function.
1671 (Input_file_argument::arg_serial): New function.
1672 (Input_file_argument::arg_serial_): New data member.
1673 (Input_arguments::Input_arguments): Initialize file_count_.
1674 (Input_arguments::add_file): Remove const.
1675 (Input_arguments::number_of_input_files): New function.
1676 (Input_arguments::file_count_): New data member.
1677 (Command_line::number_of_input_files): Call
1678 Input_arguments::number_of_input_files.
1679 * output.cc (Output_segment_headers::Output_segment_headers):
1680 Set current size.
1681 (Output_section::Input_section::current_data_size): New function.
1682 (Output_section::Output_section): Initialize new data members.
1683 (Output_section::add_input_section): Don't do merge sections for
1684 an incremental link; allocate space from free list for an
1685 incremental update.
1686 (Output_section::add_output_section_data): Allocate space from
1687 free list for an incremental update.
1688 (Output_section::update_data_size): New function.
1689 (Output_section::set_fixed_layout): New function.
1690 (Output_section::reserve): New function.
1691 (Output_segment::set_section_addresses): Remove const.
1692 (Output_segment::set_section_list_addresses): Remove const; allocate
1693 space from free list for an incremental update.
1694 (Output_segment::set_offset): Adjust size of RELRO segment for an
1695 incremental update.
1696 * output.h (Output_data::current_data_size): Move here from
1697 child classes.
1698 (Output_data::pre_finalize_data_size): New function.
1699 (Output_data::update_data_size): New function.
1700 (Output_section_headers::update_data_size): new function.
1701 (Output_section_data_build::current_data_size): Move to Output_data.
1702 (Output_data_strtab::update_data_size): New function.
1703 (Output_section::current_data_size): Move to Output_data.
1704 (Output_section::set_fixed_layout): New function.
1705 (Output_section::has_fixed_layout): New function.
1706 (Output_section::reserve): New function.
1707 (Output_section::update_data_size): New function.
1708 (Output_section::has_fixed_layout_): New data member.
1709 (Output_section::free_list_): New data member.
1710 (Output_segment::set_section_addresses): Remove const.
1711 (Output_segment::set_section_list_addresses): Remove const.
1712 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1713 New function.
1714 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1715 New function.
1716 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1717 parameter when calling Add_symbols constructor; store argument
1718 serial number for members of a lib group.
1719 (Add_symbols::locks): Allow case where token == NULL.
1720 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1721 (Read_member::~Read_member): New function.
1722 (Read_member::is_runnable): New function.
1723 (Read_member::locks): New function.
1724 (Read_member::run): New function.
1725 (Check_script::~Check_script): New function.
1726 (Check_script::is_runnable): New function.
1727 (Check_script::locks): New function.
1728 (Check_script::run): New function.
1729 (Check_library::~Check_library): New function.
1730 (Check_library::is_runnable): New function.
1731 (Check_library::locks): New function.
1732 (Check_library::run): New function.
1733 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1734 (Add_symbols::library_): New data member.
1735 (class Read_member): New class.
1736 (class Check_script): New class.
1737 (class Check_library): New class.
1738 * reloc.cc (Read_relocs::is_runnable): Allow case where
1739 token == NULL.
1740 (Read_relocs::locks): Likewise.
1741 (Scan_relocs::locks): Likewise.
1742 (Relocate_task::locks): Likewise.
1743 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1744 to clear counters.
1745 (Sized_relobj::incremental_relocs_scan): Fix comment.
1746 (Sized_relobj::do_relocate): Pass output file offset to
1747 write_local_symbols.
1748 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1749 from class declaration.
1750 * script.cc (read_input_script): Allocate Script_info; pass
1751 argument serial number to report_script.
1752 * script.h (class Script_info): Move to incremental.h.
1753 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1754 * symtab.h (Symbol_table::add_from_incrobj): New function.
1755 (Symbol_table::set_file_offset): New function.
1756
b961d0d7
CC		 17572011-04-05 Cary Coutant <ccoutant@google.com>
1758
1759 * incremental-dump.cc (dump_incremental_inputs): Change signature
1760 to take a Sized_incremental_binary; change caller. Use readers
1761 in Sized_incremental_binary.
1762 * incremental.cc
1763 (Sized_incremental_binary::find_incremental_inputs_sections):
1764 Rename do_find_incremental_inputs_sections to this.
1765 (Sized_incremental_binary::setup_readers): New function.
1766 (Sized_incremental_binary::do_check_inputs): Check
1767 has_incremental_info_ flag; move setup code to setup_readers;
1768 use input readers.
1769 (Sized_incremental_binary::do_file_is_unchanged): New function.
1770 (Sized_incremental_binary::do_get_input_reader): New function.
1771 * incremental.h (class Incremental_binary): Move to end of file.
1772 (Incremental_binary::file_is_unchanged): New function.
1773 (Incremental_binary::do_file_is_unchanged): New function.
1774 (Incremental_binary::Input_reader): New class.
1775 (Incremental_binary::get_input_reader): New function.
1776 (class Sized_incremental_binary): Move to end of file.
1777 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1778 input section reader classes.
1779 (Sized_incremental_binary::has_incremental_info): New function.
1780 (Sized_incremental_binary::inputs_reader): New function.
1781 (Sized_incremental_binary::symtab_reader): New function.
1782 (Sized_incremental_binary::relocs_reader): New function.
1783 (Sized_incremental_binary::got_plt_reader): New function.
1784 (Sized_incremental_binary::do_file_is_unchanged): New function.
1785 (Sized_incremental_binary::Sized_input_reader): New class.
1786 (Sized_incremental_binary::get_input_reader): New function.
1787 (Sized_incremental_binary::find_incremental_inputs_sections):
1788 Rename do_find_incremental_inputs_sections to this.
1789 (Sized_incremental_binary::setup_readers): New function.
1790 (Sized_incremental_binary::has_incremental_info_): New data member.
1791 (Sized_incremental_binary::inputs_reader_): New data member.
1792 (Sized_incremental_binary::symtab_reader_): New data member.
1793 (Sized_incremental_binary::relocs_reader_): New data member.
1794 (Sized_incremental_binary::got_plt_reader_): New data member.
1795 (Sized_incremental_binary::current_input_file_): New data member.
1796
a869183f
PP		 17972011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1798
1799 PR gold/12640
1800 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1801 violation.
1802
18032011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1804
1805 * archive.cc (Archive::include_member): Adjust call to report_object.
1806 (Add_archive_symbols::run): Add script_info to call to
1807 report_archive_begin.
1808 (Lib_group::include_member): Adjust call to report_object.
1809 (Add_lib_group_symbols::run): Adjust call to report_object.
1810 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1811 blocks. Add object count for script input files.
1812 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1813 script_info parameter; change all callers.
1814 (Incremental_inputs::report_object): Add script_info parameter;
1815 change all callers.
1816 (Incremental_inputs::report_script): Store backpointer to
1817 incremental info entry.
1818 (Output_section_incremental_inputs::set_final_data_size): Record
1819 additional information for scripts.
1820 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1821 * incremental.h (Incremental_script_entry::add_object): New function.
1822 (Incremental_script_entry::get_object_count): New function.
1823 (Incremental_script_entry::get_object): New function.
1824 (Incremental_script_entry::objects_): New data member; adjust
1825 constructor.
1826 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1827 (Incremental_inputs::report_object): Add script_info parameter.
1828 (Incremental_inputs_reader::get_object_count): New function.
1829 (Incremental_inputs_reader::get_object_offset): New function.
1830 * options.cc (Input_arguments::add_file): Return reference to
1831 new input argument.
1832 * options.h (Input_argument::set_script_info): New function.
1833 (Input_argument::script_info): New function.
1834 (Input_argument::script_info_): New data member; adjust all
1835 constructors.
1836 (Input_file_group::add_file): Return reference to new input argument.
1837 (Input_file_lib::add_file): Likewise.
1838 (Input_arguments::add_file): Likewise.
1839 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1840 * script.cc (Parser_closure::Parser_closure): Add script_info
1841 parameter; adjust all callers.
1842 (Parser_closure::script_info): New function.
1843 (Parser_closure::script_info_): New data member.
1844 (read_input_script): Report scripts earlier to incremental info.
1845 (script_add_file): Set script_info in Input_argument.
1846 (script_add_library): Likewise.
1847 * script.h (Script_options::Script_info): Rewrite class.
1848
a869183f 18492011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1850
1851 * archive.cc (Library_base::should_include_member): Move
1852 method here from class Archive.
1853 (Archive::Archive): Initialize base class.
1854 (Archive::should_include_member): Move to base class.
1855 (Archive::do_for_all_unused_symbols): New function.
1856 (Add_archive_symbols::run): Remove redundant access to
1857 incremental_inputs.
1858 (Lib_group::Lib_group): Initialize base class.
1859 (Lib_group::do_filename): New function.
1860 (Lib_group::include_member): Pass pointer to Lib_group to
1861 report_object.
1862 (Lib_group::do_for_all_unused_symbols): New function.
1863 (Add_lib_group_symbols::run): Report archive information for
1864 incremental links.
1865 * archive.h (class Library_base): New base class.
1866 (class Archive): Derive from Library_base.
1867 (Archive::filename): Move to base class.
1868 (Archive::set_incremental_info): Likewise.
1869 (Archive::incremental_info): Likewise.
1870 (Archive::Should_include): Likewise.
1871 (Archive::should_include_member): Likewise.
1872 (Archive::Armap_entry): Remove.
1873 (Archive::Unused_symbol_iterator): Remove.
1874 (Archive::unused_symbols_begin): Remove.
1875 (Archive::unused_symbols_end): Remove.
1876 (Archive::do_filename): New function.
1877 (Archive::do_get_mtime): New function.
1878 (Archive::do_for_all_unused_symbols): New function.
1879 (Archive::task_): Move to base class.
1880 (Archive::incremental_info_): Likewise.
1881 (class Lib_group): Derive from Library_base.
1882 (Lib_group::do_filename): New function.
1883 (Lib_group::do_get_mtime): New function.
1884 (Lib_group::do_for_all_unused_symbols): New function.
1885 (Lib_group::task_): Move to base class.
1886 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1887 function.
1888 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1889 function.
1890 * incremental.cc (Incremental_inputs::report_archive_begin):
1891 Use Library_base; call library's get_mtime; add incremental inputs
1892 entry before members.
1893 (class Unused_symbol_visitor): New class.
1894 (Incremental_inputs::report_archive_end): Use Library_base; use
1895 visitor class to record unused symbols; don't add incremental inputs
1896 entry after members.
1897 (Incremental_inputs::report_object): Use Library_base.
1898 * incremental.h
1899 (Incremental_archive_entry::Incremental_archive_entry): Remove
1900 unused Archive parameter.
1901 (Incremental_inputs::report_archive_begin): Use Library_base.
1902 (Incremental_inputs::report_archive_end): Likewise.
1903 (Incremental_inputs::report_object): Likewise.
1904 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1905 function.
1906 * object.h (Object::for_all_global_symbols): New function.
1907 (Object::do_for_all_global_symbols): New function.
1908 (Sized_relobj::do_for_all_global_symbols): New function.
1909 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1910 function.
1911 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1912 function.
1913
61ab3e40
ILT		 19142011-03-27 Ian Lance Taylor <iant@google.com>
1915
1916 * archive.cc (Archive::interpret_header): Return -1 if something
1917 goes wrong. Change callers accordingly.
1918
30e1f9e6
CC		 19192011-03-25 Cary Coutant <ccoutant@google.com>
1920
1921 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1922 * testsuite/Makefile.in: Regenerate.
1923
9c793f14
RÁE		 19242010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1925
1926 * plugin.cc (get_view): New.
1927 (Plugin::load): Pass get_view to the plugin.
1928 (Plugin_manager::get_view): New.
1929
9312bb0a
ILT		 19302011-03-21 Ian Lance Taylor <iant@google.com>
1931
1932 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1933 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1934
7e12ba9e
ST		 19352011-03-21 Sriraman Tallam <tmsriram@google.com>
1936
1937 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1938 Change == to -eq.
1939 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1940 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1941 Change == to -eq.
1942 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1943 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1944
fd7a005d
ILT		 19452011-03-14 Ian Lance Taylor <iant@google.com>
1946
1947 * script-sections.cc (Sort_output_sections::script_compare):
1948 Rename from is_before, change return type.
1949 (Sort_output_sections::operator()): Adjust accordingly.
1950
ed16fd1b
ILT		 19512011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1952
1953 PR gold/12572
1954 * testsuite/odr_violation2.cc: Add comment to make all error line
1955 numbers double digits.
1956 * testsuite/debug_msg.sh: Adjust expected errors.
1957
71ff8986
ILT		 19582011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1959
1960 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1961 but mark earlier ones as non-canonical
1962 (offset_to_iterator): Update search target and example
1963 (do_addr2line): Return extra lines in a vector*
1964 (format_file_lineno): Extract from do_addr2line
1965 (one_addr2line): Add vector* out-param
1966 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1967 when a lineno entry appeared last for its instruction
1968 (Dwarf_line_info): Add vector* out-param
1969 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1970 * symtab.cc (Odr_violation_compare): Include the lineno in the
1971 comparison again.
1972 (linenos_from_loc): New. Combine the canonical line for an
1973 address with its other lines.
1974 (True_if_intersect): New. Helper functor to make
1975 std::set_intersection a query.
1976 (detect_odr_violations): Compare sets of lines instead of just
1977 one line for each function. This became less deterministic, but
1978 has fewer false positives.
1979 * symtab.h: Declarations.
1980 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1981 mix an optimized and non-optimized object in the same binary
1982 (odr_violation2.so): Same.
1983 * testsuite/Makefile.in: Regenerate from Makefile.am.
1984 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1985 * testsuite/debug_msg.sh: Update line numbers and add
1986 assertions.
1987 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1988 non-optimized context.
1989 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1990 isn't inlined, and use OdrDerived in an optimized context.
1991 * testsuite/odr_header1.h: Defines OdrDerived, where
1992 optimization will change the
1993 first-instruction-in-the-destructor's file and line number.
1994 * testsuite/odr_header2.h: Defines OdrBase.
1995
a19fefdc
ILT		 19962011-03-09 Ian Lance Taylor <iant@google.com>
1997
1998 * fileread.cc (File_read::clear_views): Don't delete the whole
1999 file view.
2000
ecb351e9
ILT		 20012011-03-08 Ian Lance Taylor <iant@google.com>
2002
2003 PR gold/12525
2004 * fileread.cc: #include <climits>.
2005 (GOLD_IOV_MAX): Define.
2006 (File_read::read_multiple): Limit number of entries by iov_max.
2007 * fileread.h (class File_read): Always set max_readv_entries to
2008 128.
2009
b821d13c
ILT		 20102011-03-07 Ian Lance Taylor <iant@google.com>
2011
2012 PR gold/12525
2013 * options.h (class General_options): Add -dy and -dn.
2014
89243142
CC		 20152011-03-02 Cary Coutant <ccoutant@google.com>
2016
2017 * testsuite/script_test_9.t: Add TLS segment.
2018
d0773f31
ILT		 20192011-03-02 Simon Baldwin <simonb@google.com>
2020
2021 * configure.ac: Add check for gnu_indirect_function support in
2022 the toolchain building binutils.
2023 * configure: Rebuild.
2024
badc8139
RÁE		 20252010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2026
2027 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2028 plugin only symbols.
2029 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2030 in plugin files as not needed in the symbol table.
2031
4cf7a849
ST		 20322011-02-11 Sriraman Tallam <tmsriram@google.com>
2033
2034 * output.cc (Output_section::add_input_section): Delay fill
2035 generation for section ordering.
2036
b578bd7d
ILT		 20372011-02-09 Ian Lance Taylor <iant@google.com>
2038
2039 PR gold/12316
2040 * object.h (class Sized_relobj): Remove clear_local_symbols.
2041 * reloc.cc (Sized_relobj::do_relocate): Don't call
2042 clear_local_symbols.
2043
84ced98a
RÁE		 20442010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2045
2046 * plugin.cc (is_visible_from_outside): Return true for symbols
2047 in the -u option.
2048
55382fb7
ILT		 20492011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2050
2051 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2052 filename.
2053
4e271fff
ST		 20542011-02-02 Sriraman Tallam <tmsriram@google.com>
2055
2056 * icf.h (is_section_foldable_candidate): Change type of parameter
2057 to std::string.
2058 * icf.cc (Icf::find_identical_sections): Change type of local variable
2059 section_name to be std::string.
2060 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2061
d433c3ac
ILT		 20622011-01-25 Ian Lance Taylor <iant@google.com>
2063
2064 * script.cc (script_add_extern): Rewrite to use
2065 add_symbol_reference.
2066
880473a6
DK		 20672011-01-25 Doug Kwan <dougkwan@google.com>
2068
d433c3ac 2069 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2070
f30f86fa
ILT		 20712011-01-24 Ian Lance Taylor <iant@google.com>
2072
2073 * options.h (class General_options): Accept
2074 --no-detect-odr-violations.
2075
8e51a0b9
ILT		 20762011-01-24 Ian Lance Taylor <iant@google.com>
2077
2078 * version.cc (version_string): Bump to 1.11.
2079
0f3b89d8
ILT		 20802011-01-24 Ian Lance Taylor <iant@google.com>
2081
2082 * plugin.cc (class Plugin_rescan): Define new class.
2083 (Plugin_manager::claim_file): Set any_claimed_.
2084 (Plugin_manager::save_archive): New function.
2085 (Plugin_manager::save_input_group): New function.
2086 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2087 necessary.
2088 (Plugin_manager::new_undefined_symbol): New function.
2089 (Plugin_manager::rescan): New function.
2090 (Plugin_manager::rescannable_defines): New function.
2091 (Plugin_manager::add_input_file): Set any_added_.
2092 * plugin.h (class Plugin_manager): define new fields rescannable_,
2093 undefined_symbols_, any_claimed_, and any_added_. Declare
2094 Plugin_rescan as friend. Declare new functions.
2095 (Plugin_manager::Rescannable): Define type.
2096 (Plugin_manager::Rescannable_list): Define type.
2097 (Plugin_manager::Undefined_symbol_list): Define type.
2098 (Plugin_manager::Plugin_manager): Initialize new fields.
2099 * archive.cc (Archive::defines_symbol): New function.
2100 (Add_archive_symbols::run): Pass archive to plugins if any.
2101 * archive.h (class Archive): Declare defines_symbol.
2102 * readsyms.cc (Input_group::~Input_group): New function.
2103 (Finish_group::run): Pass input_group to plugins if any.
2104 * readsyms.h (class Input_group): Declare destructor.
2105 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2106 any.
2107
3bb951e5
ILT		 21082011-01-10 Ian Lance Taylor <iant@google.com>
2109
2110 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2111 section as relro.
2112 (Layout::set_segment_offsets): Reset increase_relro before calling
2113 set_section_addresses a second time.
2114
0aa45fac
CC		 21152011-01-04 Cary Coutant <ccoutant@google.com>
2116
2117 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2118 sections before NOBITS sections.
2119
0db46eb4
L		 21202011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2121
2122 * version.cc (print_version): Update copyright to 2011.
2123
829c9745
CC		 21242010-12-23 Cary Coutant <ccoutant@google.com>
2125
2126 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2127 of OS to this->add. Add OD parameter to second form of the function.
2128
7500420b
ILT		 21292010-12-20 Ian Lance Taylor <iant@google.com>
2130
2131 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2132 second of two consecutive entries with same offset.
2133
f8e9a930
RW		 21342010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2135
2136 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2137 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2138 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2139 to avoid unneeded links against $(LDADD).
2140 * testsuite/Makefile.in: Regenerate.
2141
2fbb4320
ILT		 21422010-12-15 Ian Lance Taylor <iant@google.com>
2143
2144 PR gold/12324
2145 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2146 for R_X86_64_32 and R_X86_64_PC32.
2147 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2148 ver_matching_def_pic.o.
2149 (ver_matching_def_pic.o): New target.
2150
fedb228d
RW		 21512010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2152
2153 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2154 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2155 Move definition before File_read::View member definitions.
2156 (File_read::View::~View): Initialize and hold lock before
2157 updating current_mapped_bytes.
2158
9b547ce6
RW		 21592010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2160
2161 * dwarf_reader.cc: Remove outdated comment.
2162 * gold-threads.cc: Fix typo in error message.
2163 * archive.cc: Fix typos in comments.
2164 * archive.h: Likewise.
2165 * arm-reloc-property.cc: Likewise.
2166 * arm-reloc-property.h: Likewise.
2167 * arm-reloc.def: Likewise.
2168 * arm.cc: Likewise.
2169 * attributes.h: Likewise.
2170 * cref.cc: Likewise.
2171 * ehframe.cc: Likewise.
2172 * fileread.h: Likewise.
2173 * gold.h: Likewise.
2174 * i386.cc: Likewise.
2175 * icf.cc: Likewise.
2176 * incremental.h: Likewise.
2177 * int_encoding.cc: Likewise.
2178 * layout.h: Likewise.
2179 * main.cc: Likewise.
2180 * merge.h: Likewise.
2181 * object.cc: Likewise.
2182 * object.h: Likewise.
2183 * options.cc: Likewise.
2184 * readsyms.cc: Likewise.
2185 * reduced_debug_output.cc: Likewise.
2186 * reloc.cc: Likewise.
2187 * script-sections.cc: Likewise.
2188 * sparc.cc: Likewise.
2189 * symtab.h: Likewise.
2190 * target-reloc.h: Likewise.
2191 * target.cc: Likewise.
2192 * target.h: Likewise.
2193 * timer.cc: Likewise.
2194 * timer.h: Likewise.
2195 * x86_64.cc: Likewise.
2196
83e17bd5
CC		 21972010-12-09 Cary Coutant <ccoutant@google.com>
2198
2199 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2200 stack.
2201 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2202 parameter; change all callers.
2203 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2204 * options.h (warn_execstack): New option.
2205
017257f8
DK		 22062010-12-07 Doug Kwan <dougkwan@google.com>
2207
2208 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2209 like function call relocations.
2210
c20cbc06
ILT		 22112010-12-07 Ian Lance Taylor <iant@google.com>
2212
2213 * archive.cc (Archive::get_elf_object_for_member): Permit
2214 punconfigured to be NULL.
2215 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2216 (Archive::include_member): Pass NULL to get_elf_object_for_member
2217 if we searched for the archive and this is the first included
2218 object.
2219
4dbfafcc
ILT		 22202010-12-01 Ian Lance Taylor <iant@google.com>
2221
2222 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2223 track_relocs_type_ field.
2224 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2225 Set track_relocs_type_.
2226 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2227 contents when using RELA relocs.
2228 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2229 reloc_map_.
2230 * reloc.cc (Track_relocs::next_addend): New function.
2231 * reloc.h (class Track_relocs): Declare next_addend.
2232
e5e19edd
ILT		 22332010-12-01 Ian Lance Taylor <iant@google.com>
2234
2235 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2236 virtual destructor.
2237
9a5ce24c
ILT		 22382010-12-01 Ian Lance Taylor <iant@google.com>
2239
2240 * README: Update compilers known to work and fail.
2241
c7791212
NC		 22422010-11-23 Matthias Klose <doko@ubuntu.com>
2243
2244 * configure.in: For --enable-gold, handle value `default' instead of
2245 `both*'. Always install ld as ld.bfd, install as ld if gold is
2246 not the default.
2247 * configure: Regenerate.
2248
0ad220c9
DK		 22492010-11-18 Doug Kwan <dougkwan@google.com>
2250
2251 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2252 and right_alignment to be zero. Store result alignment only if it is
2253 greater than existing alignment.
2254
ab8056e0
CC		 22552010-11-16 Cary Coutant <ccoutant@google.com>
2256
2257 PR gold/12220
2258 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2259 Check for ".zdebug_line".
2260
fd064a5b
CC		 22612010-11-16 Doug Kwan <dougkwan@google.com>
2262 Cary Coutant <ccoutant@google.com>
2263
2264 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2265 by reference; adjust all callers.
2266 * output.cc (Output_segment::set_section_addresses): Adjust references
2267 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2268 list is empty.
2269 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2270 end at page boundary.
2271
6fc6ea19
CC		 22722010-11-16 Cary Coutant <ccoutant@google.com>
2273
2274 PR gold/12220
2275 * layout.cc (Layout::choose_output_section): Transform names of
2276 compressed sections even when using a script with a SECTIONS clause.
2277 (Layout::output_section_name): Remove code to transform
2278 compressed debug section names.
2279 * output.cc (Output_section::add_input_section): Use uncompressed
2280 section size when tracking input sections.
2281
95a2c8d6
RS		 22822010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2283
2284 * symtab.h (Symbol::NON_PIC_REF): Remove.
2285 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2286 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2287 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2288 (Symbol::use_plt_offset): Take a flags argument and pass it
2289 directly to needs_dynamic_reloc. Restrict check for undefined
2290 weak symbols to function calls.
2291 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2292 (Target_arm::Scan::global): Use it.
2293 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2294 (Target_arm::Relocate::relocate): Likewise.
2295 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2296 parameter with an r_type parameter. Use get_reference_flags
2297 to get the flags.
2298 (Target_arm::Relocate::relocate): Update accordingly.
2299 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2300 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2301 (Target_i386::Scan::global): Likewise.
2302 (Target_i386::Relocate::relocate): Likewise.
2303 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2304 parameter with an r_type parameter. Use get_reference_flags
2305 to get the flags.
2306 (Target_i386::Relocate::relocate): Update accordingly.
2307 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2308 (Target_powerpc::Scan::global): Use it.
2309 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2310 (Target_powerpc::Relocate::relocate): Likewise.
2311 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2312 (Target_sparc::Scan::global): Use it.
2313 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2314 (Target_sparc::Relocate::relocate): Likewise.
2315 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2316 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2317 (Target_x86_64::Scan::global): Likewise.
2318 (Target_x86_64::Relocate::relocate): Likewise.
2319
f625ae50
DK		 23202010-11-08 Doug Kwan <dougkwan@google.com>
2321 Cary Coutant <ccoutant@google.com>
2322
2323 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2324 (Arm_exidx_merge_section::section_contents_): New data member.
2325 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2326 (Arm_input_section::~Arm_input_section): De-allocate memory.
2327 (Arm_input_section::original_contents_): New data member.
2328 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2329 in parameters instead of calling Object::section_contents without
2330 locking.
2331 (Arm_output_section::group_section): New parameter TASK. Pass it
2332 to callees that need locking objects.
2333 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2334 to lock EXIDX input sections. Fix a formatting issue. Call
2335 Arm_exidx_merged_section::build_contents to create merged section
2336 contents.
2337 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2338 to lock object of stub table owner.
2339 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2340 TEXT_SIZE to initialize data member TEXT_SIZE_.
2341 (Arm_exidx_input_section::addralign): Fix typo in comment.
2342 (Arm_exidx_input_section::text_size): New method.
2343 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2344 that require locking objects. Lock objects before scanning for stubs
2345 and updating local symbols.
2346 (Arm_input_section<big_endian>::init): Copy contents of original
2347 input section.
2348 (Arm_input_section<big_endian>::do_write): Use saved contents of
2349 original input section instead of calling Object::section_contents
2350 without locking.
2351 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2352 size without calling Object::section_size().
2353 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2354 for size. Allocate a buffer for merged EXIDX entries.
2355 (Arm_exidx_merged_section::build_contents): New method.
2356 (Arm_exidx_merged_section::do_write): Move merge section contents
2357 building code to Arm_exidx_merged_section::build_contetns. Write
2358 out contetns in buffer instead of building it on the fly.
2359 (Arm_relobj::make_exidx_input_section): Also pass text section size
2360 to Arm_exidx_input_section constructor.
2361 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2362 (Arm_dynobj::do_read_symbols): Fix memory leak.
2363 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2364 * target.h: (class Task): Add forward declaration.
2365 (Target::relax): Add new parameter TASK and pass it to
2366 Target::do_relax().
2367 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2368
5f9bcf58
CC		 23692010-11-05 Cary Coutant <ccoutant@google.com>
2370
2371 PR gold/10708
2372 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2373 object when reading from the file.
2374 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2375 second layout pass.
2376 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2377 when reading section contents.
2378 (get_section_contents): Likewise.
2379 (icf::find_identical_sections): Likewise.
2380 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2381 object when reading from the file.
2382 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2383 the object when doing deferred section layout.
2384
e597fa08
NC		 23852010-11-03 Nick Clifton <nickc@redhat.com>
2386
2387 PR gold/12001
2388 * script.h (class Symbol_assignment: name): New member. Returns
2389 the name of the symbol.
2390 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2391 Returns true if the given symbol name is on the list of
2392 assignments wating to be processed.
2393 * archive.cc (should_incldue_member): If the symbol is undefined,
2394 check to see if it is on the list of symbols pending assignment.
2395
3f9a3278
ILT		 23962010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2397
2398 * script-sections.cc (Script_sections::find_memory_region): Check
2399 for a NULL output section pointer.
2400
d06fb4d1
DK		 24012010-10-29 Doug Kwan <dougkwan@google.com>
2402
2403 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2404 Output_section::add_relaxed_input_section.
2405 * output.cc (Output_section::add_relaxed_input_section): Add new
2406 arguments LAYOUT and NAME. Set section order index.
2407 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2408 Copy section order index.
2409 * output.h (Output_section::add_relaxed_input_section): Add new
2410 arguments LAYOUT and NAME.
2411
90e24de5
ILT		 24122010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2413
2414 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2415 NATIVE_OR_CROSS_LINKER.
2416 * testsuite/Makefile.in: Regenerate.
2417
c9484ea5
DK		 24182010-10-20 Doug Kwan <dougkwan@google.com>
2419
2420 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2421 without SHF_LINK_ORDER flags.
2422 * layout.cc (Layout::choose_output_section): Do not filter
2423 SHF_LINK_ORDER flag in a relocatable link.
2424
5bc2f5be
CC		 24252010-10-17 Cary Coutant <ccoutant@google.com>
2426
2427 * output.h (Output_segment::set_section_addresses): Change function
2428 signature. Update all callers.
2429 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2430 sections.
2431 (Output_segment::set_section_addresses): Align after last TLS
2432 section. Add padding before last relro section instead of after.
2433
0c91cf04
DK		 24342010-10-17 Doug Kwan <dougkwan@google.com>
2435
2436 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2437 GOT output section to be writable.
2438
8c21d9d3
CC		 24392010-10-14 Cary Coutant <ccoutant@google.com>
2440
2441 * debug.h (DEBUG_INCREMENTAL): New flag.
2442 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2443 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2444 mode.
2445 * incremental.cc (report_command_line): Ignore all forms of
2446 --incremental.
2447 * layout.cc (Layout::Layout): Check parameters for incremental link
2448 mode.
2449 * options.cc (General_options::parse_incremental): New function.
2450 (General_options::parse_no_incremental): New function.
2451 (General_options::parse_incremental_full): New function.
2452 (General_options::parse_incremental_update): New function.
2453 (General_options::incremental_mode_): New data member.
2454 (General_options::finalize): Check incremental_mode_.
2455 * options.h (General_options): Update help text for --incremental.
2456 Add --no-incremental, --incremental-full, --incremental-update.
2457 (General_options::Incremental_mode): New enum type.
2458 (General_options::incremental_mode): New function.
2459 (General_options::incremental_mode_): New data member.
2460 * parameters.cc (Parameters::incremental_mode_): New data member.
2461 (Parameters::set_options): Set incremental_mode_.
2462 (Parameters::set_incremental_full): New function.
2463 (Parameters::incremental): New function.
2464 (Parameters::incremental_update): New function.
2465 (set_parameters_incremental_full): New function.
2466 * parameters.h (Parameters::set_incremental_full): New function.
2467 (Parameters::incremental): New function.
2468 (Parameters::incremental_update): New function.
2469 (Parameters::incremental_mode_): New data member.
2470 (set_parameters_incremental_full): New function.
2471 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2472 incremental link mode.
2473 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2474 (Sized_relobj::do_relocate_sections): Likewise.
2475 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2476 option.
2477 * testsuite/Makefile.in: Regenerate.
2478 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2479
bb32aa18 24802010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2481
2482 * script-sections.h (class Script_sections): Make
2483 Sections_elements typedef public.
2484 * script-sections.cc (class Sort_output_sections): Add elements_
2485 field. Add constructor which sets it; change all callers.
2486 (Sort_output_sections::is_before): New function.
2487 (Sort_output_sections::operator()): Call is_before.
2488 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2489 conditional.
2490 * testsuite/script_test_10.sh: New test. Test script section
2491 order.
2492 * testsuite/script_test_10.t: Likewise.
2493 * testsuite/script_test_10.s: Likewise.
2494 * testsuite/Makefile.am: Wrap the cross linker tests and the
2495 common tests into NATIVE_OR_CROSS_LINKER.
2496 (check_SCRIPTS): Add script_test_10.sh.
2497 (check_DATA): Add script_test_10.stdout.
2498 (script_test_10.o, script_test_10): New targets.
2499 (script_test_10.stdout): New target.
2500 * configure, testsuite/Makefile.in: Regenerate.
2501
3cef7179
ILT		 25022010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2503
2504 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2505 error for the deprecated relocations.
2506 (Target_arm::Scan::global): Likewise.
2507 (Target_arm::Relocate::relocate): Likewise.
2508
7411e9a8
RS		 25092010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2510
2511 * fileread.cc (Input_file::find_file): Initialize *found_name
2512 and *namep when using the fallback search for case 4.
2513
6a9da32a
CC		 25142010-10-11 Cary Coutant <ccoutant@google.com>
2515
2516 * options.h (class General_options): Redefine -z lazy as an alias for
2517 the negation of -z now.
2518
ac897c20
ILT		 25192010-10-11 Ian Lance Taylor <iant@google.com>
2520
2521 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2522 binding.
2523
ea5cae92
NC		 25242010-10-06 Nick Clifton <nickc@redhat.com>
2525
2526 * script-sections.cc(class Memory_region): Remove
2527 current_lma_offset_ field. Rename current_vma_offset_ to
2528 current_offset_. Add last_section_ field.
2529 (Memory_region::get_current_vma_address): Rename to
2530 get_current_address.
2531 (Memory_region::get_current_lma_address): Delete.
2532 (Memory_region::increment_vma_offset): Rename to
2533 increment_offset.
2534 (Memory_region::increment_lma_offset): Delete.
2535 (Memory_region::attributes_compatible): New method. Returns
2536 true if the provided section is compatible with the region.
2537 (Memory_region::get_last_section): New method. Returns the last
2538 section to use the region.
2539 (Memory_region::set_last_section): New method. Stores the last
2540 section to use the region.
2541 (Script_sections::block_in_region): New method. Returns true if
2542 a block of memory is contained within a region.
2543 (Script_sections::find_memory_region): New method. Locates a
2544 memory region to be used to set a VMA or LMA address.
2545 (Output_section_definition::set_section_addresses): Add code to
2546 check for addresses set by memory regions.
2547 (Output_segment::set_section_addresses): Remove memory region
2548 walking code.
2549 (Script_sections::create_segment): Add a warning if a header
2550 segment is created outside of any region.
2551 * script-sections.h (class Script_sections): Add prototypes for
2552 find_memory_region and block_in_region methods.
2553 * testsuite/memory_test.s: Use .long instead of .word.
2554 * testsuite/memory_test.t: Add some more output sections.
2555 * testsuite/memory_test.sh: Update expected output.
2556
a9bfd952
DK		 25572010-10-02 Doug Kwan <dougkwan@google.com>
2558
2559 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2560 defintion to symtab.h
2561 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2562 declaration to defintion.
2563
bacff3ab
NC		 25642010-10-01 Nick Clifton <nickc@redhat.com>
2565
2566 * expression.cc (eval): Replace dummy argument with NULL.
2567 (eval_maybe_dot): Check for a NULL result section pointer.
2568 (Symbol_expression::value): Likewise.
2569 (Dot_expression::value): Likewise.
2570 (BINARY_EXPRESSION): Likewise.
2571 (Max_expression::value): Likewise.
2572 (Min_expression::value): Likewise.
2573 (Absolute_expression::value): Likewise.
2574 (Addr_expression::value_from_output_section): Likewise.
2575 (Loaddddr_expression::value_from_output_section): Likewise.
2576 (Segment_start_expression::value): Likewise.
2577 * script-sections.cc
2578 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2579 argument with NULL.
2580 (Sections_elememt_dot_assignment::set_section_addresses):
2581 Likewise.
2582 (Output_data_expression::do_write_to_buffer): Likewise.
2583 (Output_section_definition::finalize_symbols): Likewise.
2584 (Output_section_definition::set_section_addresses): Likewise.
2585
f81bc8b5
DK		 25862010-09-30 Doug Kwan <dougkwan@google.com>
2587
2588 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2589
c95e9f27
ST		 25902010-09-28 Sriraman Tallam <tmsriram@google.com>
2591
2592 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2593 function.
c95e9f27
ST		 2594 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2595 virtual function.
2596 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2597 virtual function.
2598 * icf.cc (get_section_contents): Inline merge sections only when
2599 target allows it.
2600
3cac54d2
RW		 26012010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2602
2603 * configure: Regenerate.
2604
2904037a
ILT		 26052010-09-17 Ian Lance Taylor <iant@google.com>
2606
2607 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2608 * testsuite/Makefile.am (memory_test.o): New target.
2609 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2610 memory_test.t.
2611 * testsuite/Makefile.in: Rebuild.
2904037a 2612
bca7fb63
DK		 26132010-09-17 Doug Kwan <dougkwan@google.com>
2614
2615 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2616 defintion if relocation uses GOT entries of the symbol.
2617 * testsuite/icf_safe_test.sh: Fix test.
2618 * testsuite/icf_safe_so_test.sh: Fix test.
2619
4ef28648
CC		 26202010-09-16 Cary Coutant <ccoutant@google.com>
2621
2622 * script_sections.cc (class Memory_region): Remove "NULL" from
2623 vector initializations.
2624
793990de
CC		 26252010-09-15 Cary Coutant <ccoutant@google.com>
2626
2627 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2628 Resolve forwarding symbols.
2629
81e015e2
DK		 26302010-09-15 Doug Kwan <dougkwan@google.com>
2631
2632 * gold/testsuite/script_test_3.t: Add ARM special sections.
2633 * gold/testsuite/script_test_4.t: Same.
2634 * gold/testsuite/script_test_5.t: Same.
2635 * gold/testsuite/script_test_6.t: Same.
2636 * gold/testsuite/script_test_7.t: Same.
2637 * gold/testsuite/script_test_7.t: Same.
2638 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2639
36171d64
CC		 26402010-09-14 Cary Coutant <ccoutant@google.com>
2641
2642 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2643 (Target_x86_64::Relocate::relocate_tls): Replace check for
2644 saw_tls_block_reloc_ with test for executable section.
2645
d89051bd
CC		 26462010-09-12 Cary Coutant <ccoutant@google.com>
2647
2648 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2649 position-independent executables to shared libraries need dynamic
2650 relocations.
2651 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2652 position-independent executables.
2653 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2654 * testsuite/Makefile.in: Regenerate.
2655
fca41f0f
NC		 26562010-09-10 Nick Clifton <nickc@redhat.com>
2657
2658 PR gold/11997
2659 * testsuite/memory_test.t: Discard any sections that are not
2660 needed.
2661
6695e4b3
L		 26622010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2663
2664 PR gold/11996
2665 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2666 "This::" to work around a bug in gcc 4.2.
2667
2668 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2669
0f72bf6f
RÁE		 26702010-09-09 Rafael Espindola <espindola@google.com>
2671
2672 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2673 sections with different PF_X flags in the same segment.
2674 (Layout::find_first_load_seg): Search all segments to find the first
2675 one.
2676 * options.h (rosegment): New.
2677
26782010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2679
05a79166 2680 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2681
aa98ff75
DK		 26822010-09-08 Doug Kwan <dougkwan@google.com>
2683
2684 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2685 (Arm_relobj::do_relocate_sections): Add new parameter for output
2686 file to match the parent.
2687 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2688 of local symbols instead of input values. Update code to track
2689 changes in gold::relocate_section.
2690 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2691 (Sized_relobj::compute_final_local_value_internal): New methods.
2692 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2693 body into private version of Sized_relobj::compute_final_local_value.
2694 Call the inline method.
2695 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2696 merged symbol value if there is one.
2697 (Symbol_value::has_output_value): New method defintiion.
2698 (Sized_relobj::Compute_final_local_value_status): New enum type.
2699 (Sized_relobj::compute_final_local_value): New methods.
2700 (Sized_relobj::compute_final_local_value_internal): New methods.
2701 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2702 and arm_cortex_a8.sh.
2703 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2704 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2705 New tests.
2706 * Makefile.in: Regenerate.
2707 * testsuite/arm_bl_out_of_range.s: Update test.
2708 * testsuite/thumb_bl_out_of_range.s: Ditto.
2709 * testsuite/thumb_blx_out_of_range.s: Ditto.
2710 * testsuite/arm_branch_out_of_range.sh: New file.
2711 * testsuite/arm_cortex_a8.sh: Ditto.
2712 * testsuite/arm_cortex_a8_b.s: Ditto.
2713 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2714 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2715 * testsuite/arm_cortex_a8_bl.s: Ditto.
2716 * testsuite/arm_cortex_a8_blx.s: Ditto.
2717 * testsuite/arm_cortex_a8_local.s: Ditto.
2718 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2719 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2720
05a79166
L		 27212010-09-08 Rafael Espindola <espindola@google.com>
2722
2723 * Makefile.am (memory_test.stdout): Run readelf with -W.
2724 * Makefile.in: Regenerate.
2725 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2726 64 bit output.
2727
33dbc701
RÁE		 27282010-09-08 Rafael Espindola <espindola@google.com>
2729
2730 * script-sections.cc (Script_sections::add_memory_region): Convert
2731 field precision to int.
2732 * script.cc (script_set_section_region, script_set_section_region):
2733 Convert field precision to int.
2734
731ca54a
RÁE		 27352010-09-08 Rafael Espindola <espindola@google.com>
2736
2737 * arm.cc (do_finalize_sections): Create the __exidx_start and
2738 __exdix_end symbols even when the section is missing.
2739
7f8cd844
NC		 27402010-09-08 Nick Clifton <nickc@redhat.com>
2741
2742 * README: Remove claim that MEMORY is not supported.
2743 * expression.cc (script_exp_function_origin)
2744 (script_exp_function_length): Move from here to ...
2745 * script.cc: ... here.
2746 (script_set_section_region, script_add_memory)
2747 (script_parse_memory_attr, script_include_directive): New
2748 functions.
2749 * script-sections.cc
2750 (class Memory_region): New class.
2751 (class Output_section_definition): Add set_memory_region,
2752 set_section_vma, set_section_lma and get_section_name methods.
2753 (class Script_Sections): Add add_memory_region,
2754 find_memory_region, find_memory_region_origin,
2755 find_memory_region_length and set_memory_region methods.
2756 Have set_section_addresses method walk the list of set memory
2757 regions.
2758 Extend the print methos to display memory regions.
2759 * script-sections.h: Add prototypes for new methods.
2760 Add enum for MEMORY region attributes.
2761 * yyscript.y: Add support for parsing MEMORY regions.
2762 * script-c.h: Add prototypes for new functions.
2763 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2764 * testsuite/Makefile.in: Regenerate.
2765 * testsuite/memory_test.sh: New script.
2766 * testsuite/memory_test.s: New assembler source file.
2767 * testsuite/memory_test.t: New linker script.
2768
a4649286
DK		 27692010-08-27 Doug Kwan <dougkwan@google.com>
2770
2771 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2772 reference override an existing dynamic weak reference.
2773 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2774 * testsuite/Makefile.in: Regenerate.
2775 * testsuite/dyn_weak_ref.sh: New file.
2776 * testsuite/dyn_weak_ref_1.c: Ditto.
2777 * testsuite/dyn_weak_ref_2.c: Ditto.
2778
b56648ad
ILT		 27792010-08-27 Ian Lance Taylor <iant@google.com>
2780
2781 * incremental.h (class Incremental_input_entry): Add virtual
2782 destructor.
2783
809313cb
ILT		 27842010-08-27 Ian Lance Taylor <iant@google.com>
2785
2786 * testsuite/start_lib_test_3.c: Mark t3 as used.
2787
11e32464
NC		 27882010-08-27 Nick Clifton <nickc@redhat.com>
2789
2790 * options.cc (version_script): Fix small typo in previous
2791 whitespace tidyup.
2792
ca09d69a
NC		 27932010-08-25 Nick Clifton <nickc@redhat.com>
2794
2795 * archive.cc: Formatting fixes: Remove whitespace between
2796 typename and following asterisk. Remove whitespace between
2797 function name and opening parenthesis.
2798 * archive.h: Likewise.
2799 * arm.cc: Likewise.
2800 * attributes.cc: Likewise.
2801 * attributes.h: Likewise.
2802 * common.cc: Likewise.
2803 * copy-relocs.cc: Likewise.
2804 * dirsearch.h: Likewise.
2805 * dynobj.cc: Likewise.
2806 * ehframe.cc: Likewise.
2807 * ehframe.h: Likewise.
2808 * expression.cc: Likewise.
2809 * fileread.cc: Likewise.
2810 * fileread.h: Likewise.
2811 * gc.h: Likewise.
2812 * gold-threads.cc: Likewise.
2813 * gold.cc: Likewise.
2814 * i386.cc: Likewise.
2815 * icf.h: Likewise.
2816 * incremental-dump.cc: Likewise.
2817 * incremental.cc: Likewise.
2818 * layout.cc: Likewise.
2819 * layout.h: Likewise.
2820 * main.cc: Likewise.
2821 * merge.cc: Likewise.
2822 * merge.h: Likewise.
2823 * object.cc: Likewise.
2824 * object.h: Likewise.
2825 * options.cc: Likewise.
2826 * options.h: Likewise.
2827 * output.cc: Likewise.
2828 * output.h: Likewise.
2829 * plugin.cc: Likewise.
2830 * plugin.h: Likewise.
2831 * powerpc.cc: Likewise.
2832 * reloc.cc: Likewise.
2833 * script-c.h: Likewise.
2834 * script-sections.cc: Likewise.
2835 * script.cc: Likewise.
2836 * stringpool.cc: Likewise.
2837 * symtab.cc: Likewise.
2838 * symtab.h: Likewise.
2839 * target.cc: Likewise.
2840 * timer.cc: Likewise.
2841 * timer.h: Likewise.
2842 * version.cc: Likewise.
2843 * x86_64.cc: Likewise.
2844
b8fa8750
NC		 28452010-08-24 Nick Clifton <nickc@redhat.com>
2846
2847 PR 11899
2848 * layout.cc (segment_precedes): Sort segments by their physical
2849 addresses, if they have been set.
2850
9919d93b
CC		 28512010-08-23 Cary Coutant <ccoutant@google.com>
2852
2853 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2854 symbols data.
2855 (Lib_group::include_member): Unlock object after deleting its
2856 symbols data.
2857 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2858 the bug fixed here.
2859
97b4be1c
CC		 28602010-08-19 Neil Vachharajani <nvachhar@google.com>
2861 Cary Coutant <ccoutant@google.com>
2862
2863 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2864 constructor, and set_blocker.
2865 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2866 readsyms_blocker_.
2867 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2868 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2869 * testsuite/Makefile.am (start_lib_test): New test case.
2870 * testsuite/Makefile.in: Regenerate.
2871 * testsuite/start_lib_test_main.c: New file.
2872 * testsuite/start_lib_test_1.c: New file.
2873 * testsuite/start_lib_test_2.c: New file.
2874 * testsuite/start_lib_test_3.c: New file.
2875
dd0b1884
ILT		 28762010-08-19 Ian Lance Taylor <iant@google.com>
2877
2878 * Makefile.in: Rebuild with automake 1.11.1.
2879 * aclocal.m4: Likewise.
2880 * testsuite/Makefile.in: Likewise.
2881
7223e9ca
ILT		 28822010-08-19 Ian Lance Taylor <iant@google.com>
2883
2884 PR 10893
2885 * i386.cc (class Output_data_plt_i386): Update declarations.
2886 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2887 local_ifuncs_ fields.
2888 (Target_i386::do_plt_section_for_global): New function.
2889 (Target_i386::do_plt_section_for_local): New function.
2890 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2891 parameter; change all callers. Initialize global_ifuncs_ and
2892 local_ifuncs_. If doing a static link define __rel_iplt_start and
2893 __rel_iplt_end.
2894 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2895 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2896 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2897 symbols.
2898 (Target_i386::make_plt_section): New function, broken out of
2899 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2900 (Target_i386::make_plt_entry): Call make_plt_section.
2901 (Target_i386::make_local_ifunc_plt_entry): New function.
2902 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2903 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2904 R_386_IRELATIVE to switch.
2905 (Target_i386::Scan::global): Likewise.
2906 (Target_i386::Relocate::relocate): Likewise.
2907 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2908 switch.
2909 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2910 (Target_x86_64::do_plt_section_for_global): New function.
2911 (Target_x86_64::do_plt_section_for_local): New function.
2912 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2913 parameter; change all callers. If doing a static link define
2914 __rela_iplt_start and __rela_iplt_end.
2915 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2916 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2917 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2918 to point to .plt.
2919 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2920 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2921 switch.
2922 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2923 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2924 R_X86_64_IRELATIVE to switch.
2925 (Target_x86_64::Scan::global): Likewise.
2926 (Target_x86_64::Relocate::relocate): Likewise.
2927 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2928 switch.
2929 * target.h (class Target): Add plt_section_for_global and
2930 plt_section_for_local functions. Add do_plt_section_for_global
2931 and do_plt_section_for_local virtual functions.
2932 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2933 clarifying comments.
2934 (Symbol::use_plt_offset): Handle IFUNC symbol.
2935 * object.cc (Sized_relobj::Sized_relobj): Initialize
2936 local_plt_offsets_.
2937 (Sized_relobj::local_has_plt_offset): New function.
2938 (Sized_relobj::local_plt_offset): New function.
2939 (Sized_relobj::set_local_plt_offset): New function.
2940 (Sized_relobj::do_count): Handle IFUNC symbol.
2941 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2942 a bit away from input_shndx_ field. Add set_is_func_symbol and
2943 is_ifunc_symbol functions.
2944 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2945 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2946 local_plt_offsets_ field.
2947 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2948 * output.h (class Output_section_data): Add non-const
2949 output_section function.
2950 (class Output_data_got): Update declarations.
2951 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2952 Add use_plt_offset parameter to global and local constructors.
2953 Change all callers. Change local_sym_index_ field to 31 bits.
2954 Change GSYM_CODE and CONSTANT_CODE accordingly.
2955 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2956 doing a static link don't set sh_link field.
2957 (Output_data_got::Got_entry::write): Use PLT offset if
2958 appropriate.
2959 (Output_data_got::add_global_plt): New function.
2960 (Output_data_got::add_local_plt): New function.
2961 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2962 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2963 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2964 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2965 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2966 IFUNC conditional.
2967 * testsuite/ifunc-sel.h: New file.
2968 * testsuite/ifuncmain1.c: New file.
2969 * testsuite/ifuncmain1vis.c: New file.
2970 * testsuite/ifuncmod1.c: New file.
2971 * testsuite/ifuncdep2.c: New file.
2972 * testsuite/ifuncmain2.c: New file.
2973 * testsuite/ifuncmain3.c: New file.
2974 * testsuite/ifuncmod3.c: New file.
2975 * testsuite/ifuncmain4.c: New file.
2976 * testsuite/ifuncmain5.c: New file.
2977 * testsuite/ifuncmod5.c: New file.
2978 * testsuite/ifuncmain6pie.c: New file.
2979 * testsuite/ifuncmod6.c: New file.
2980 * testsuite/ifuncmain7.c: New file.
2981 * configure, testsuite/Makefile.in: Rebuild.
2982
56f75c03
ILT		 29832010-08-18 Ian Lance Taylor <iant@google.com>
2984
2985 * incremental.cc
2986 (Output_section_incremental_inputs::write_input_files): Add cast
2987 to avoid signed/unsigned comparison warning.
2988 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2989
55455f89
CC		 29902010-08-12 Cary Coutant <ccoutant@google.com>
2991
2992 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2993
e2054bcb
ILT		 29942010-08-13 Ian Lance Taylor <iant@google.com>
2995
2996 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2997
74f67560
DK		 29982010-08-12 Cary Coutant <ccoutant@google.com>
2999 Doug Kwan <dougkwan@google.com>
3000
3001 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3002 defintion overrides non-weak undef, remember that the original undef
3003 is not weak.
3004 * symtab.cc (Symbol_table::sized_write_global): For undef without
3005 an original weak binding, set binding to global in output.
3006 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3007 * testsuite/Makefile.in: Regenerate.
3008 * testsuite/strong_ref_weak_def.sh: New file.
3009 * testsuite/strong_ref_weak_def_1.c: Ditto.
3010 * testsuite/strong_ref_weak_def_2.c: Ditto.
3011
d1238d12
CC		 30122010-08-12 Cary Coutant <ccoutant@google.com>
3013
3014 * testsuite/incremental_test.sh: Rewrite.
3015 * testsuite/incremental_test_1.c: Rewrite.
3016 * testsuite/incremental_test_2.c: Rewrite.
3017
0e70b911
CC		 30182010-08-12 Cary Coutant <ccoutant@google.com>
3019
3020 * arm.cc (Target_arm::got_size): Add const.
3021 (Target_arm::got_entry_count): New function.
3022 (Target_arm::plt_entry_count): New function.
3023 (Target_arm::first_plt_entry_offset): New function.
3024 (Target_arm::plt_entry_size): New function.
3025 (Output_data_plt_arm::entry_count): New function.
3026 (Output_data_plt_arm::first_plt_entry_offset): New function.
3027 (Output_data_plt_arm::get_plt_entry_size): New function.
3028 * i386.cc (Target_i386::got_size): Add const.
3029 (Target_i386::got_entry_count): New function.
3030 (Target_i386::plt_entry_count): New function.
3031 (Target_i386::first_plt_entry_offset): New function.
3032 (Target_i386::plt_entry_size): New function.
3033 (Output_data_plt_i386::entry_count): New function.
3034 (Output_data_plt_i386::first_plt_entry_offset): New function.
3035 (Output_data_plt_i386::get_plt_entry_size): New function.
3036 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3037 find_incremental_inputs_sections. Dump incremental_got_plt section.
3038 * incremental.cc: Include target.h.
3039 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3040 parameter. Adjust all callers. Find incremental_got_plt section.
3041 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3042 section.
3043 (Output_section_incremental_inputs::set_final_data_size): Calculate
3044 size of incremental_got_plt section.
3045 (Output_section_incremental_inputs::do_write): Write the
3046 incremental_got_plt section.
3047 (Got_plt_view_info): New struct.
3048 (Local_got_offset_visitor): New class.
3049 (Global_got_offset_visitor): New class.
3050 (Global_symbol_visitor_got_plt): New class.
3051 (Output_section_incremental_inputs::write_got_plt): New function.
3052 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3053 Add parameter. Adjust all callers.
3054 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3055 (Incremental_inputs::got_plt_section): New function.
3056 (Incremental_inputs::got_plt_section_): New data member.
3057 (Incremental_got_plt_reader): New class.
3058 * layout.cc (Layout::create_incremental_info_sections): Add the
3059 incremental_got_plt section.
3060 * object.h (Got_offset_list::get_list): New function.
3061 (Got offset_list::for_all_got_offsets): New function.
3062 (Sized_relobj::local_got_offset_list): New function.
3063 * powerpc.cc (Target_powerpc::got_size): Add const.
3064 (Target_powerpc::got_entry_count): New function.
3065 (Target_powerpc::plt_entry_count): New function.
3066 (Target_powerpc::first_plt_entry_offset): New function.
3067 (Target_powerpc::plt_entry_size): New function.
3068 (Output_data_plt_powerpc::entry_count): New function.
3069 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3070 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3071 * sparc.cc (Target_sparc::got_size): Add const.
3072 (Target_sparc::got_entry_count): New function.
3073 (Target_sparc::plt_entry_count): New function.
3074 (Target_sparc::first_plt_entry_offset): New function.
3075 (Target_sparc::plt_entry_size): New function.
3076 (Output_data_plt_sparc::entry_count): New function.
3077 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3078 (Output_data_plt_sparc::get_plt_entry_size): New function.
3079 * symtab.h (Symbol::got_offset_list): New function.
3080 (Symbol_table::for_all_symbols): New function.
3081 * target.h (Sized_target::got_entry_count): New function.
3082 (Sized_target::plt_entry_count): New function.
3083 (Sized_target::plt_entry_size): New function.
3084 * x86_64.cc (Target_x86_64::got_size): Add const.
3085 (Target_x86_64::got_entry_count): New function.
3086 (Target_x86_64::plt_entry_count): New function.
3087 (Target_x86_64::first_plt_entry_offset): New function.
3088 (Target_x86_64::plt_entry_size): New function.
3089 (Output_data_plt_x86_64::entry_count): New function.
3090 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3091 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3092
09ec0418
CC		 30932010-08-12 Cary Coutant <ccoutant@google.com>
3094
3095 * archive.cc: Include incremental.h.
3096 (Archive::Archive): Initialize incremental_info_.
3097 (Archive::include_member): Record archive members in incremental info.
3098 (Add_archive_symbols::run): Record begin and end of an archive in
3099 incremental info.
3100 (Lib_group::include_member): Record objects in incremental info.
3101 * archive.h (Incremental_archive_entry): Forward declaration.
3102 (Archive::set_incremental_info): New member function.
3103 (Archive::incremental_info): New member function.
3104 (Archive::Unused_symbol_iterator): New class.
3105 (Archive::unused_symbols_begin): New member function.
3106 (Archive::unused_symbols_end): New member function.
3107 (Archive::incremental_info_): New data member.
3108 * incremental-dump.cc (find_input_containing_global): New function.
3109 (dump_incremental_inputs): Dump new incremental info sections.
3110 * incremental.cc: Include symtab.h.
3111 (Output_section_incremental_inputs): New class.
3112 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3113 new incremental info sections.
3114 (Sized_incremental_binary::do_check_inputs): Likewise.
3115 (Incremental_inputs::report_archive): Remove.
3116 (Incremental_inputs::report_archive_begin): New function.
3117 (Incremental_inputs::report_archive_end): New function.
3118 (Incremental_inputs::report_object): New function.
3119 (Incremental_inputs::finalize_inputs): Remove.
3120 (Incremental_inputs::report_input_section): New function.
3121 (Incremental_inputs::report_script): Rewrite.
3122 (Incremental_inputs::finalize): Do nothing but finalize string table.
3123 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3124 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3125 (Incremental_inputs::create_data_sections): New function.
3126 (Incremental_inputs::relocs_entsize): New function.
3127 (Output_section_incremental_inputs::set_final_data_size): New function.
3128 (Output_section_incremental_inputs::do_write): New function.
3129 (Output_section_incremental_inputs::write_header): New function.
3130 (Output_section_incremental_inputs::write_input_files): New function.
3131 (Output_section_incremental_inputs::write_info_blocks): New function.
3132 (Output_section_incremental_inputs::write_symtab): New function.
3133 * incremental.h (Incremental_script_entry): Forward declaration.
3134 (Incremental_object_entry): Forward declaration.
3135 (Incremental_archive_entry): Forward declaration.
3136 (Incremental_inputs): Forward declaration.
3137 (Incremental_inputs_header_data): Remove.
3138 (Incremental_inputs_header): Remove.
3139 (Incremental_inputs_header_write): Remove.
3140 (Incremental_inputs_entry_data): Remove.
3141 (Incremental_inputs_entry): Remove.
3142 (Incremental_inputs_entry_write): Remove.
3143 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3144 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3145 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3146 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3147 Likewise.
3148 (Incremental_input_entry): New class.
3149 (Incremental_script_entry): New class.
3150 (Incremental_object_entry): New class.
3151 (Incremental_archive_entry): New class.
3152 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3153 (Incremental_inputs::report_inputs): Remove.
3154 (Incremental_inputs::report_archive): Remove.
3155 (Incremental_inputs::report_archive_begin): New function.
3156 (Incremental_inputs::report_archive_end): New function.
3157 (Incremental_inputs::report_object): Change prototype.
3158 (Incremental_inputs::report_input_section): New function.
3159 (Incremental_inputs::report_script): Change prototype.
3160 (Incremental_inputs::get_reloc_count): New function.
3161 (Incremental_inputs::set_reloc_count): New function.
3162 (Incremental_inputs::create_data_sections): New function.
3163 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3164 (Incremental_inputs::inputs_section): New function.
3165 (Incremental_inputs::symtab_section): New function.
3166 (Incremental_inputs::relocs_section): New function.
3167 (Incremental_inputs::get_stringpool): Add const.
3168 (Incremental_inputs::command_line): Add const.
3169 (Incremental_inputs::inputs): Remove.
3170 (Incremental_inputs::command_line_key): New function.
3171 (Incremental_inputs::input_file_count): New function.
3172 (Incremental_inputs::input_files): New function.
3173 (Incremental_inputs::relocs_entsize): New function.
3174 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3175 (Incremental_inputs::finalize_inputs): Remove.
3176 (Incremental_inputs::Input_info): Remove.
3177 (Incremental_inputs::lock_): Remove.
3178 (Incremental_inputs::inputs_): Change type.
3179 (Incremental_inputs::inputs_map_): Remove.
3180 (Incremental_inputs::current_object_entry_): New data member.
3181 (Incremental_inputs::inputs_section_): New data member.
3182 (Incremental_inputs::symtab_section_): New data member.
3183 (Incremental_inputs::relocs_section_): New data member.
3184 (Incremental_inputs::reloc_count_): New data member.
3185 (Incremental_inputs_reader): New class.
3186 (Incremental_symtab_reader): New class.
3187 (Incremental_relocs_reader): New class.
3188 * layout.cc (Layout::finalize): Move finalization of incremental info
3189 and creation of incremental info sections to follow finalization of
3190 symbol table. Set offsets for postprocessing sections.
3191 (Layout::create_incremental_info_sections): Call
3192 Incremental_inputs::create_data_sections. Add incremental symtab
3193 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3194 sections to layout after input sections.
3195 * layout.h (struct Timespec): Forward declaration.
3196 (Layout::incremental_inputs): Add const.
3197 (Layout::create_incremental_info_sections): Add parameter.
3198 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3199 * object.cc: Include incremental.h.
3200 (Relobj::finalize_incremental_relocs): New function.
3201 (Sized_relobj::do_layout): Record input sections in incremental info.
3202 * object.h (Object::output_section): New function.
3203 (Object::output_section_offset): Moved from Relobj.
3204 (Object::get_incremental_reloc_base): New function.
3205 (Object::get_incremental_reloc_count): New function.
3206 (Object::do_output_section): New function.
3207 (Object::do_output_section_offset): Moved from Relobj.
3208 (Object::do_get_incremental_reloc_base): New function.
3209 (Object::do_get_incremental_reloc_count): New function.
3210 (Object::Object): Initialize new data members.
3211 (Relobj::output_section): Renamed do_output_section and moved to
3212 protected.
3213 (Relobj::output_section_offset): Moved to Object.
3214 (Relobj::do_get_incremental_reloc_base): New function.
3215 (Relobj::do_get_incremental_reloc_count): New function.
3216 (Relobj::allocate_incremental_reloc_counts): New function.
3217 (Relobj::count_incremental_reloc): New function.
3218 (Relobj::finalize_incremental_relocs): New function.
3219 (Relobj::next_incremental_reloc_index): New function.
3220 (Relobj::reloc_counts_): New data member.
3221 (Relobj::reloc_bases_): New data member.
3222 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3223 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3224 (Sized_relobj::incremental_relocs_scan): New function.
3225 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3226 (Sized_relobj::incremental_relocs_write): New function.
3227 (Sized_relobj::incremental_relocs_write_reltype): New function.
3228 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3229 incremental link.
3230 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3231 archives and object files elsewhere.
3232 (Add_symbols::run): Report object files here.
3233 (Finish_group::run): Report end of archive at end of group.
3234 * reloc.cc: Include layout.h, incremental.h.
3235 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3236 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3237 (Sized_relobj::incremental_relocs_scan): New function.
3238 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3239 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3240 (Sized_relobj::incremental_relocs_write): New function.
3241 (Sized_relobj::incremental_relocs_write_reltype): New function.
3242 * script.cc (read_input_script): Rewrite test for incremental link.
3243 Change call to Incremental_inputs::report_script.
3244 * symtab.h (Symbol_table::first_global_index): New function.
3245 (Symbol_table::output_count): New function.
3246
ce0d1972
DK		 32472010-08-12 Doug Kwan <dougkwan@google.com>
3248
3249 * arm.cc (Target_arm::merge_object_attributes): Check command line
3250 options --no-wchar-size-warning and --no-enum-size-warning.
3251 * options.h (General_options): Add ld-compatible options
3252 --no-enum-size-warning and --no-wchar-size-warning.
3253
6e5710ce
ILT		 32542010-08-04 Ian Lance Taylor <iant@google.com>
3255
3256 * x86_64.cc (Target_x86_64::Scan::local): Use
3257 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3258 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3259 (Target_x86_64::Scan::global): Likewise.
3260 (Target_x86_64::Relocate::relocate): Likewise.
3261 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3262 Likewise.
3263
fef830db
CC		 32642010-08-03 Cary Coutant <ccoutant@google.com>
3265
3266 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3267 to reserve space in merged_strings vector. Keep total input size
3268 for stats.
3269 (Output_merge_string::do_print_merge_stats): Print total input size.
3270 * merge.h (Output_merge_string): Add input_size_ field.
3271 * stringpool.cc (Stringpool_template::string_length): Move
3272 implementations out of Stringpool_template class and place in
3273 stringpool.h.
3274 * stringpool.h (string_length): Move out of Stringpool_template.
3275
1e3811b0
ILT		 32762010-08-03 Ian Lance Taylor <iant@google.com>
3277
3278 PR 11712
3279 * layout.cc (relaxation_loop_body): If address of load segment is
3280 set, adjust address to include headers if possible.
3281
7af0c620
ILT		 32822010-08-03 Ian Lance Taylor <iant@google.com>
3283
3284 * version.cc (version_string): Bump to 1.10.
3285
22f0da72
ILT		 32862010-08-03 Ian Lance Taylor <iant@google.com>
3287
3288 PR 11805
3289 * layout.h (enum Output_section_order): Define.
3290 (class Layout): Update declarations.
3291 * layout.cc (Layout::get_output_section): Add order parameter.
3292 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3293 is_first_non_relro parameters. Change all callers.
3294 (Layout::choose_output_section): Likewise.
3295 (Layout::add_output_section_data): Likewise.
3296 (Layout::make_output_section): Likewise. Set order.
3297 (Layout::default_section_order): New function.
3298 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3299 * output.cc (Output_section::Output_section): Initialize order_.
3300 Don't initialize deleted fields.
3301 (Output_segment::Output_segment): Don't initialize deleted
3302 fields.
3303 (Output_segment::add_output_section_to_load): New function
3304 replacing add_output_section. Change all callers to call this or
3305 add_output_section_to_nonload.
3306 (Output_segment::add_output_section_to_nonload): New function.
3307 (Output_segment::remove_output_section): Rewrite.
3308 (Output_segment::add_initial_output_data): Likewise.
3309 (Output_segment::has_any_data_sections): Likewise.
3310 (Output_segment::is_first_section_relro): Likewise.
3311 (Output_segment::maximum_alignment): Likewise.
3312 (Output_segment::has_dynamic_reloc): New function replacing
3313 dynamic_reloc_count. Change all callers.
3314 (Output_segment::has_dynamic_reloc_list): New function replacing
3315 dynamic_reloc_count_list. Change all callers.
3316 (Output_segment::set_section_addresses): Rewrite.
3317 (Output_segment::set_offset): Rewrite.
3318 (Output_segment::find_first_and_last_list): Remove.
3319 (Output_segment::set_tls_offsets): Rewrite.
3320 (Output_segment::first_section_load_address): Likewise.
3321 (Output_segment::output_section_count): Likewise.
3322 (Output_segment::section_with_lowest_load_address): Likewise.
3323 (Output_segment::write_section_headers): Likewise.
3324 (Output_segment::print_sections_to_map): Likewise.
3325 * output.h (class Output_data): Remove dynamic_reloc_count_
3326 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3327 (Output_data::add_dynamic_reloc): Rewrite.
3328 (Output_data::has_dynamic_reloc): New function.
3329 (Output_data::dynamic_reloc_count): Remove.
3330 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3331 is_last_relro_, is_first_non_relro_, is_interp_,
3332 is_dynamic_linker_section_ fields. Add order and set_order
3333 functions. Remove is_relro_local, set_is_relro_local,
3334 is_last_relro, set_is_last_relro, is_first_non_relro,
3335 set_is_first_non_relro functions, is_interp, set_is_interp,
3336 is_dynamic_linker_section, and set_is_dynamic_linker_section
3337 functions.
3338 (class Output_segment): Change Output_data_list from std::list to
3339 std:;vector. Add output_lists_ field. Remove output_data_ and
3340 output_bss_ fields. Update declarations.
3341
3ff2ccb0
ILT		 33422010-08-02 Ian Lance Taylor <iant@google.com>
3343
3344 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3345 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3346 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3347
88a4108b
ILT		 33482010-08-02 Ian Lance Taylor <iant@google.com>
3349
3350 PR 11855
3351 * script.cc (Script_options::Script_options): Initialize
3352 symbol_definitions_ and symbol_references_.
3353 (Script_options::add_symbol_assignment): Update
3354 symbol_definitions_ and symbol_references_.
3355 (Script_options::add_symbol_reference): New function.
3356 (script_symbol): New function.
3357 * script.h (class Script_options): Add symbol_definitions_ and
3358 symbol_references_ fields.
3359 (Script_options::referenced_const_iterator): New type.
3360 (Script_options::referenced_begin): New function.
3361 (Script_options::referenced_end): New function.
3362 (Script_options::is_referenced): New function.
3363 (Script_options::any_unreferenced): New function.
3364 * script-c.h (script_symbol): Declare.
3365 * yyscript.y (exp): Call script_symbol.
3366 * symtab.cc: Include "script.h".
3367 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3368 Change all callers. Check symbols referenced by scripts.
3369 (Symbol_table::add_undefined_symbols_from_command_line): Add
3370 layout parameter. Change all callers.
3371 (Symbol_table::do_add_undefined_symbols_from_command_line):
3372 Likewise. Break out loop body. Check symbols referenced by
3373 scripts.
3374 (Symbol_table::add_undefined_symbol_from_command_line): New
3375 function broken out of
3376 do_add_undefined_symbols_from_command_line.
3377 * symtab.h (class Symbol_table): Update declarations.
3378 * archive.cc: Include "layout.h".
3379 (Archive::should_include_member): Add layout parameter. Change
3380 all callers. Check for symbol mentioned in expression.
3381 * archive.h (class Archive): Update declaration.
3382 * object.cc (Sized_relobj::do_should_include_member): Add layout
3383 parameter.
3384 * object.h (Object::should_include_member): Add layout parameter.
3385 Change all callers.
3386 (Object::do_should_include_member): Add layout parameter.
3387 (class Sized_relobj): Update declaration.
3388 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3389 parameter.
3390 * dynobj.h (class Sized_dynobj): Update declaration.
3391 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3392 layout parameter.
3393 * plugin.h (class Sized_pluginobj): Update declaration.
3394
5f1ab67a
ILT		 33952010-08-02 Ian Lance Taylor <iant@google.com>
3396
3397 PR 11866
3398 * output.cc (Output_segment::set_offset): Search for the first and
3399 last sections rather than assuming that the list is in order.
3400 (Output_segment::find_first_and_last_list): New function.
3401 * output.h (class Output_segment): Update declarations.
3402 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3403 (relro_strip_test_SOURCES): New variable.
3404 (relro_strip_test_DEPENDENCIES): New variable.
3405 (relro_strip_test_LDFLAGS): New variable.
3406 (relro_strip_test_LDADD): New variable.
3407 (relro_strip_test.so): New target.
3408
a8df5856
ILT		 34092010-08-02 Ian Lance Taylor <iant@google.com>
3410
3411 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3412 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3413 (Target_i386::got_tlsdesc_section): New function.
3414 (Target_i386::got_section): Create space for GOT entries for
3415 TLSDESC relocations.
3416 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3417 R_386_TLS_GOTDESC.
3418 (Target_i386::Scan::global): Likewise.
3419 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3420 using TLSDESC GOT.
3421 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3422 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3423 (Target_x86_64::got_tlsdesc_section): New function.
3424 (Target_x86_64::got_section): Create space for GOT entries for
3425 TLSDESC relocations.
3426 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3427 R_386_TLS_GOTDESC.
3428 (Target_x86_64::Scan::global): Likewise.
3429 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3430 using TLSDESC GOT.
3431
0c10a0a6
ILT		 34322010-08-02 Ian Lance Taylor <iant@google.com>
3433
3434 * testsuite/final_layout.sh: Use dc to convert from hex to
3435 decimal.
3436
41cbeecc
ST		 34372010-07-29 Sriraman Tallam <tmsriram@google.com>
3438
3439 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3440 paramter to the call to gold::gc_process_relocs.
3441 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3442 paramter to the call to gold::gc_process_relocs.
3443 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3444 parameter to the call to gold::gc_process_relocs.
3445 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3446 template parameter to the call to gold::gc_process_relocs.
3447 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3448 paramter to the call to gold::gc_process_relocs.
3449 * gc.h (get_embedded_addend_size): New function.
3450 (gc_process_relocs): Save the size of the reloc for use by ICF.
3451 * icf.cc (get_section_contents): Get the addend from the text section
3452 for SHT_REL relocation sections.
3453 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3454 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3455 * int_encoding.h (read_from_pointer): New overloaded function.
3456 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3457 * testsuite/icf_sht_rel_addend_test.sh: New file.
3458 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3459 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3460
6ea55b82
RW		 34612010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3462
3463 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3464 * Makefile.in: Regenerate.
3465 * testsuite/Makefile.in: Regenerate.
3466
9691462b
ILT		 34672010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3468
3469 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3470 * gold/testsuite/debug_msg.cc: Likewise.
3471 * gold/testsuite/odr_violation1.cc
3472 * gold/testsuite/odr_violation2.cc
3473
76897331
CC		 34742010-07-21 Cary Coutant <ccoutant@google.com>
3475
3476 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3477 string, and length fields.
3478 (Output_merge_string::Merged_strings_list): New type.
3479 (Output_merge_string::Merged_strings_lists): New typedef.
3480 (Output_merge_string): Replace merged_strings_ with
3481 merged_strings_lists_.
3482 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3483 Merged_strings_list per input object and section. Don't store pointer
3484 to the string. Don't store length with each merged string entry.
3485 (Output_merge_string::finalize_merged_data): Loop over list of merged
3486 strings lists. Recompute length of each merged string.
3487
78384e8f
CC		 34882010-07-15 Cary Coutant <ccoutant@google.com>
3489
3490 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3491 here.
3492
783659f9
ILT		 34932010-07-14 Ian Lance Taylor <iant@google.com>
3494
3495 * descriptors.cc (Descriptors::open): Report correct name in error
3496 message.
3497
131687b4
DK		 34982010-07-13 Doug Kwan <dougkwan@google.com>
3499
3500 * arm.cc (Arm_input_section::Arm_input_section): For a
3501 SHT_ARM_EXIDX section, always keeps the input sections.
3502 (Arm_input_section::set_exidx_section_link): New method.
3503 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3504 has_errors_ to false.
3505 (Arm_exidx_input_section::has_errors,
3506 Arm_exidx_input_section::set_has_errors): New methods.
3507 (Arm_exidx_input_section::has_errors_): New data member.
3508 (Arm_relobj::get_exidx_shndx_list): New method.
3509 (Arm_output_section::append_text_sections_to_list): Do not skip
3510 section without SHF_EXECINSTR.
3511 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3512 errors.
3513 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3514 section header. Make error messages more verbose. Check for
3515 a non-executable section linked to an EXIDX section.
3516 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3517 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3518 check that there is no deferred EXIDX section if we exit early.
3519 Instead of not making an EXIDX section in case of an error, make one
3520 and set the has_errors flag of it.
3521 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3522 in a relocatable link.
3523 (Target_arm::do_relax): Look for the EXIDX output section instead of
3524 assuming that it is called .ARM.exidx.
3525 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3526 section list. Do not check for SHF_EXECINSTR section flags but
3527 skip any input section with errors.
3528 * output.cc (Output_section::Output_section): Initialize
3529 always_keeps_input_sections_ to false.
3530 (Output_section::add_input_section): Check for
3531 always_keeps_input_sections_.
3532 * output.h (Output_section::always_keeps_input_sections,
3533 Output_section::set_always_keeps_input_sections): New methods.
3534 (Output_section::always_keeps_input_sections): New data member.
3535
69517287
RÁE		 35362010-07-13 Rafael Espindola <espindola@google.com>
3537
3538 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3539 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3540
82742395
ILT		 35412010-07-13 Philip Herron <herron.philip@googlemail.com>
3542 Ian Lance Taylor <iant@google.com>
3543
3544 * output.h (Output_section_lookup_maps::add_merge_section):
3545 Correct check of whether value was inserted.
3546 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3547 (Output_section_lookup_maps::add_relaxed_input_section):
3548 Likewise.
3549 * arm.cc (Target_arm::got_section): Remove used local os.
3550 * i386.cc (Target_i386::got_section): Likewise.
3551 * x86_64.cc (Target_x86_64::got_section): Likewise.
3552 * sparc.cc (Target_sparc::got_section): Likewise.
3553 (Target_sparc::relocate): Remove unused local have_got_offset.
3554 * powerpc.cc (Target_powerpc::relocate): Likewise.
3555
f2d707b5
ILT		 35562010-07-13 Ian Lance Taylor <iant@google.com>
3557
241531d6
ILT		 3558 * compressed_output.cc (zlib_decompress): Fix signature in
3559 !HAVE_ZLIB_H case.
3560
f2d707b5
ILT		 3561 * archive.cc (Archive::include_member): Unlock an external member
3562 of a thin archive. Don't bother to delete an object we know is
3563 NULL.
3564
a2e47362
CC		 35652010-07-12 Cary Coutant <ccoutant@google.com>
3566
3567 * compressed_output.cc (zlib_decompress): New function.
3568 (get_uncompressed_size): New function.
3569 (decompress_input_section): New function.
3570 * compressed_output.h (get_uncompressed_size): New function.
3571 (decompress_input_section): New function.
3572 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3573 Handle compressed debug sections.
3574 * layout.cc (is_compressed_debug_section): New function.
3575 (Layout::output_section_name): Map compressed section names to
3576 canonical names.
3577 * layout.h (is_compressed_debug_section): New function.
3578 (is_debug_info_section): Recognize compressed debug sections.
3579 * merge.cc: Include compressed_output.h.
3580 (Output_merge_data::do_add_input_section): Handle compressed
3581 debug sections.
3582 (Output_merge_string::do_add_input_section): Handle compressed
3583 debug sections.
3584 * object.cc: Include compressed_output.h.
3585 (Sized_relobj::Sized_relobj): Initialize new data members.
3586 (build_compressed_section_map): New function.
3587 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3588 * object.h (Object::section_is_compressed): New method.
3589 (Object::do_section_is_compressed): New method.
3590 (Sized_relobj::Compressed_section_map): New type.
3591 (Sized_relobj::do_section_is_compressed): New method.
3592 (Sized_relobj::compressed_sections_): New data member.
3593 * output.cc (Output_section::add_input_section): Handle compressed
3594 debug sections.
3595 * reloc.cc: Include compressed_output.h.
3596 (Sized_relobj::write_sections): Handle compressed debug sections.
3597
ce279a62
CC		 35982010-07-08 Cary Coutant <ccoutant@google.com>
3599
3600 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3601 weak when resolving to a dynamic def.
3602 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3603 for weak undef/dynamic def cases. Adjust callers.
3604 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3605 undef_binding_weak_.
3606 (Symbol_table::sized_write_globals): Adjust symbol binding.
3607 (Symbol_table::sized_write_symbol): Add binding parameter.
3608 * symtab.h (Symbol::set_undef_binding): New method.
3609 (Symbol::is_undef_binding_weak): New method.
3610 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3611 (Symbol_table::should_override): Add new parameter.
3612 (Symbol_table::sized_write_symbol): Add new parameter.
3613
3614 * testsuite/weak_undef_file1.cc: Add new test case.
3615 * testsuite/weak_undef_file2.cc: Fix header comment.
3616 * testsuite/weak_undef_test.cc: Add new test case.
3617
b2286c10
DK		 36182010-06-29 Doug Kwan <dougkwan@google.com>
3619
3620 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3621 Initialize USE_SYMBOL_.
3622 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3623 definition.
3624 (Arm_reloc_property::uses_symbol_): New data member declaration.
3625 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3626 uses symbol value and symbol is undefined but not weakly undefined.
3627
4802450a
RÁE		 36282010-06-28 Rafael Espindola <espindola@google.com>
3629
3630 * plugin.cc (Plugin::load): Use dlerror.
3631
e5ca47ba
ILT		 36322010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3633
3634 * symtab.cc (detect_odr_violations): When reporting an ODR
3635 violation, report an object where the symbol is defined.
3636
8a75a161
DK		 36372010-06-25 Doug Kwan <dougkwan@google.com>
3638
3639 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3640 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3641 definition.
3642 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3643 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3644 target hook to detect function points.
3645 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3646 * icf.h (Icf::check_section_for_function_pointers): Change type of
3647 parameter SECTION_NAME to const reference to std::string. Use
3648 target hook to determine if section may have unsafe pointers.
3649 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3650 method definition.
3651
42218b9f
RÁE		 36522010-06-21 Rafael Espindola <espindola@google.com>
3653
3654 * fileread.cc (Input_file::find_fie): New
3655 (Input_file::open): Use Input_file::find_fie.
3656 * fileread.h (Input_file::find_fie): New
3657 * plugin.cc (set_extra_library_path): New.
3658 (Plugin::load): Add set_extra_library_path to the transfer vector.
3659 (Plugin_manager::set_extra_library_path): New.
3660 (Plugin_manager::add_input_file): Use the extra search path if set.
3661 (set_extra_library_path(): New.
3662 * plugin.h (Plugin_manager): Add set_extra_library_path and
3663 extra_search_path_.
3664
a0506cca
CC		 36652010-06-19 Cary Coutant <ccoutant@google.com>
3666
3667 * layout.cc (gdb_sections): Add .debug_types.
3668 (lines_only_debug_sections): Likewise.
3669
6508b958
RÁE		 36702010-06-18 Rafael Espindola <espindola@google.com>
3671
3672 * plugin.cc (add_input_file,add_input_library)
3673 (Plugin_manager::add_input_file): Make filename arguments const.
3674 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3675 const.
3676
3e235302
DK		 36772010-06-16 Doug Kwan <dougkwan@google.com>
3678
3679 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3680 .ARM.attributes section if we have not merged any input
3681 attributes sections.
3682
106e8a6c
DK		 36832010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3684
3685 * arm.cc: Allow combining objects with no EABI version
3686 information.
3687
91ff43fe
RÁE		 36882010-06-15 Rafael Espindola <espindola@google.com>
3689
3690 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3691
68ed838c
ILT		 36922010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3693
3694 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3695 (struct iovec): Correct !HAVE_READV definition.
3696
f3a2388f
CC		 36972010-06-10 Cary Coutant <ccoutant@google.com>
3698
3699 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3700 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3701 reloc sections.
3702 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3703
3704 PR 11683
3705 * symtab.h (Symbol::is_placeholder): New member function.
3706 * target-reloc.h (relocate_section): Check for placeholder symbols.
3707
3708 * testsuite/Makefile.am (plugin_test_8): New test.
3709 (plugin_test_9): New test.
3710 * testsuite/Makefile.in: Regenerate.
3711
e1df38aa
NC		 37122010-06-09 Nick Clifton <nickc@redhat.com>
3713
3714 * yyscript.y (input_list_element): Allow strings prefixed with
3715 the '-' character. Treat these as libraries.
3716 * script.cc (script_add_library): New function. Adds a library
3717 specified by "-l<name>" found in an input script.
3718 * script-c.h: Add prototype for script_add_library.
3719
25bbe950
DK		 37202010-06-07 Doug Kwan <dougkwan@google.com>
3721
3722 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3723 Restrict stub-group size to be within long conditional branch
3724 range when working around cortex-A8 erratum.
3725
0f32ea4c
ILT		 37262010-06-07 Damien Diederen <dd@crosstwine.com>
3727
3728 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3729 #ifdef typo.
3730
8fe2a369
ST		 37312010-06-03 Sriraman Tallam <tmsriram@google.com>
3732
3733 PR gold/11658
3734 * output.cc
3735 (Output_section::Input_section_sort_entry::compare_section_ordering):
3736 Change to return non-zero correctly.
3737 (Output_section::Input_section_sort_section_order_index_compare
3738 ::operator()): Change to fix ambiguity in comparisons.
3739
6e9ba2ca
ST		 37402010-06-01 Sriraman Tallam <tmsriram@google.com>
3741
3742 * gold.h (is_wildcard_string): New function.
3743 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3744 (Layout::layout_eh_frame): Ditto.
3745 (Layout::find_section_order_index): New method.
3746 (Layout::read_layout_from_file): New method.
3747 * layout.h (Layout::find_section_order_index): New method.
3748 (Layout::read_layout_from_file): New method.
3749 (Layout::input_section_position_): New private member.
3750 (Layout::input_section_glob_): New private member.
3751 * main.cc (main): Call read_layout_from_file here.
3752 * options.h (--section-ordering-file): New option.
3753 * output.cc (Output_section::input_section_order_specified_): New
3754 member.
3755 (Output_section::Output_section): Initialize new member.
3756 (Output_section::add_input_section): Add new parameter.
3757 Keep input sections when --section-ordering-file is used.
3758 (Output_section::set_final_data_size): Sort input sections when
3759 section ordering file is specified.
3760 (Output_section::Input_section_sort_entry): Add new parameter.
3761 Check sorting type.
3762 (Output_section::Input_section_sort_entry::compare_section_ordering):
3763 New method.
3764 (Output_section::Input_section_sort_compare::operator()): Change to
3765 consider section_order_index.
3766 (Output_section::Input_section_sort_init_fini_compare::operator()):
3767 Change to consider section_order_index.
3768 (Output_section::Input_section_sort_section_order_index_compare
3769 ::operator()): New method.
3770 (Output_section::sort_attached_input_sections): Change to sort
3771 according to section order when specified.
e1df38aa
NC		 3772 (Output_section::add_input_section<32, true>): Add new parameter.
3773 (Output_section::add_input_section<64, true>): Add new parameter.
3774 (Output_section::add_input_section<32, false>): Add new parameter.
3775 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3776 * output.h (Output_section::add_input_section): Add new parameter.
3777 (Output_section::input_section_order_specified): New
3778 method.
3779 (Output_section::set_input_section_order_specified): New method.
3780 (Input_section::Input_section): Initialize section_order_index_.
3781 (Input_section::section_order_index): New method.
3782 (Input_section::set_section_order_index): New method.
3783 (Input_section::section_order_index_): New member.
3784 (Input_section::Input_section_sort_section_order_index_compare): New
3785 struct.
3786 (Output_section::input_section_order_specified_): New member.
3787 * script-sections.cc (is_wildcard_string): Delete and move modified
3788 method to gold.h.
3789 (Output_section_element_input::Output_section_element_input): Modify
3790 call to is_wildcard_string.
3791 (Output_section_element_input::Input_section_pattern
3792 ::Input_section_pattern): Ditto.
3793 (Output_section_element_input::Output_section_element_input): Ditto.
3794 * testsuite/Makefile.am (final_layout): New test case.
3795 * testsuite/Makefile.in: Regenerate.
3796 * testsuite/final_layout.cc: New file.
3797 * testsuite/final_layout.sh: New file.
3798
3537c84b
RÁE		 37992010-06-01 Rafael Espindola <espindola@google.com>
3800
3801 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3802
105b6afd
RÁE		 38032010-06-01 Rafael Espindola <espindola@google.com>
3804
3805 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3806 visibility of symbols.
3807
29e11421
DK		 38082010-05-27 Doug Kwan <dougkwan@google.com>
3809
3810 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3811 from start of output section instead of address for a local symbol
3812 in a merged or relaxed section when doing a relocatable link.
3813
5e0f337e
RÁE		 38142010-05-26 Rafael Espindola <espindola@google.com>
3815
3816 PR 11604
3817 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3818 adding sections the garbage collector removed.
3819 * gold/testsuite/Makefile.am: Add test.
3820 * gold/testsuite/Makefile.in: Regenerate.
3821 * gold/testsuite/plugin_test_7.sh: New.
3822 * gold/testsuite/plugin_test_7_1.c: New.
3823 * gold/testsuite/plugin_test_7_2.c: New.
3824
f4187277
RÁE		 38252010-05-26 Rafael Espindola <espindola@google.com>
3826
3827 * script-sections.cc (Output_section_definition::set_section_addresses):
3828 Check for --section-start.
3829
5c388529
DK		 38302010-05-26 Doug Kwan <dougkwan@google.com>
3831
3832 * arm.cc (Arm_scan_relocatable_relocs): New class.
3833 (Target_arm::relocate_special_relocatable): New method.
3834 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3835 (Arm_relocate_functions::thumb_branch_common): Same.
3836 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3837 instead of Default_scan_relocatable_relocs.
3838 * target-reloc.h (relocate_for_relocatable): Let target handle
3839 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3840 * target.h (Sized_target::relocate_special_relocatable): New method.
3841
bca1c3ae
ILT		 38422010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3843
3844 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3845
0439c796
DK		 38462010-05-23 Doug Kwan <dougkwan@google.com>
3847
3848 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3849 instead of a cast.
3850 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3851 with a direct branch, not a conditional branch, to a stub.
3852 * merge.cc (Output_merge_base::record_input_section): New method
3853 defintion.
3854 (Output_merge_data::do_add_input_section): Record input section if
3855 keeps-input-sections flag is set.
3856 (Output_merge_string::do_add_input_section): Ditto.
3857 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3858 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3859 INPUT_SECTIONS_.
3860 (Output_merge_base::keeps_input_sections,
3861 Output_merge_base::set_keeps_input_sections,
3862 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3863 method definitions.
3864 (Output_merge_base::Input_sections): New type declaration.
3865 (Output_merge_base::input_sections_begin,
3866 Output_merge_base::input_sections_end,
3867 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3868 (Output_merge_base::bool keeps_input_sections_,
3869 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3870 Output_merge_base::input_sections_): New data members.
3871 (Output_merge_data::do_set_keeps_input_sections): New method
3872 defintion.
3873 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3874 * output.cc (Output_section::Input_section::relobj): Move method
3875 defintion from class declaration to here and handle merge sections.
3876 (Output_section::Input_section::shndx): Ditto.
3877 (Output_section::Output_section): Remove initializations of removed
3878 data members and initialize new data member LOOKUP_MAPS_.
3879 (Output_section::add_input_section): Set keeps-input-sections flag
3880 for a newly created merge output section as appropriate. Adjust code
3881 to use Output_section_lookup_maps class.
3882 (Output_section::add_relaxed_input_section): Adjst code for lookup
3883 maps code refactoring.
3884 (Output_section::add_merge_input_section): Add a new parameter
3885 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3886 class. If adding input section to a newly created merge output
3887 section fails, remove the new merge section.
3888 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3889 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3890 (Output_section::find_merge_section): Ditto.
3891 (Output_section::build_lookup_maps): New method defintion.
3892 (Output_section::find_relaxed_input_section): Adjust code to use
3893 Output_section_lookup_maps class.
3894 (Output_section::get_input_sections): Export merge sections. Adjust
3895 code to use Output_section_lookup_maps class.
3896 (Output_section:::add_script_input_section): Adjust code to use
3897 Output_section_lookup_maps class. Update lookup maps for merge
3898 sections also.
3899 (Output_section::discard_states): Use Output_section_lookup_maps.
3900 (Output_section::restore_states): Same.
3901 * output.h (Merge_section_properties): Move class defintion out of
3902 Output_section.
3903 (Output_section_lookup_maps): New class.
3904 (Output_section::Input_section::is_merge_section): New method
3905 defintion.
3906 (Output_section::Input_section::relobj): Move defintion out of class
3907 defintion. Declare method only.
3908 (Output_section::Input_section::shndx): Ditto.
3909 (Output_section::Input_section::output_merge_base): New method defintion.
3910 (Output_section::Input_section::u2_.pomb): New union field.
3911 (Output_section::Merge_section_by_properties_map,
3912 Output_section::Output_section_data_by_input_section_map,
3913 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3914 Remove types.
3915 (Output_section::add_merge_input_section): Add new parameter
3916 KEEPS_INPUT_SECTIONS.
3917 (Output_section::build_lookup_maps): New method declaration.
3918 (Output_section::merge_section_map_,
3919 Output_section::merge_section_by_properties_map_,
3920 Output_section::relaxed_input_section_map_,
3921 Output_section::is_relaxed_input_section_map_valid_): Remove data
3922 members.
3923 (Output_section::lookup_maps_): New data member.
3924
76295588
L		 39252010-05-21 Doug Kwan <dougkwan@google.com>
3926
3927 PR gold/11619
3928 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3929 avoid a compilation error.
3930
d103a984
RÁE		 39312010-05-19 Rafael Espindola <espindola@google.com>
3932
3933 * script-sections.cc (Output_section_definition::allocate_to_segment):
3934 Update the phdrs_list even when the output section is NULL.
3935 * testsuite/Makefile.am: Add test.
3936 * testsuite/Makefile.in: Regenerate.
3937 * testsuite/script_test_9.cc: New.
3938 * testsuite/script_test_9.sh: New.
3939 * testsuite/script_test_9.t: New.
3940
6625d24e
DK		 39412010-05-19 Doug Kwan <dougkwan@google.com>
3942
3943 * arm.cc (Arm_input_section::original_size): New method.
3944 (Arm_input_section::do_addralign): Add a cast.
3945 (Arm_input_section::do_output_offset): Remove static cast.
3946 (Arm_input_section::original_addralign,
3947 Arm_input_section::original_size_): Change type to uint32_t.
3948 (Arm_input_section::init): Add safe casts for section alignment
3949 and size.
3950 (Arm_input_section::set_final_data_size): Do not set address and
3951 offset of stub table.
3952 (Arm_output_section::fix_exidx_coverage): Change use of of
3953 Output_section::Simple_input_section to that of
3954 Output_section::Input_section.
3955 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3956 except for the first pass.
3957 * output.cc (Output_section::get_input_sections): Change type of
3958 input_sections to std::list<Input_section>.
3959 (Output_section::add_script_input_section): Rename from
3960 Output_section::add_simple_input_section. Change type of SIS
3961 parameter from Simple_input_section to Input_section.
3962 * output.h (Output_section::Simple_input_section): Remove class.
3963 (Output_section::Input_section): Change class visibility to public.
3964 (Output_section::Input_section::addralign): Use stored alignments
3965 for special input sections if set.
3966 (Output_section::Input_section::set_addralign): New method.
3967 (Output_section::get_input_sections): Change parameter type from
3968 list of Simple_input_section to list of Input_section.
3969 (Output_section::add_script_input_section): Rename from
3970 Output_section::add_simple_input_section. Change first parameter's
3971 type from Simple_input_section to Input_section and remove the
3972 second and third parameters.
3973 * script-sections.cc (Input_section::Input_section_list): Change
3974 type to list of Output_section::Input_section/
3975 (Input_section_info::Input_section_info): Change parameter type of
3976 INPUT_SECTION to Output_section::Input_section.
3977 (Input_section_info::input_section): Change return type.
3978 (Input_section_info::input_section_): Change type to
3979 Output_section::Input_section.
3980 (Output_section_element_input::set_section_addresses): Adjust code
3981 to use Output_section::Input_section instead of
3982 Output_section::Simple_input_section. Adjust code for renaming
3983 of Output_section::add_simple_input_section.
3984 (Orphan_output_section::set_section_addresses): Ditto.
3985
e1e82ea4
RW		 39862010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3987
3988 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3989 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3990
91e75c8a
RÁE		 39912010-05-18 Rafael Espindola <espindola@google.com>
3992
3993 * options.cc (General_options::finalize): Handle -nostdlib.
3994 * options.h (nostdlib): New option.
3995 * script.cc (script_add_search_dir): Handle -nostdlib.
3996
da59ad79
DK		 39972010-05-12 Doug Kwan <dougkwan@google.com>
3998
3999 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4000 attributes section only if there no attributes section after merging.
4001 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4002 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4003 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4004 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4005 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4006 and arm_attr_merge_7.stdout.
4007 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4008 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4009 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4010 arm_attr_merge_7b.o): New rules.
4011 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4012 arm_attr_merge_7
4013 * testsuite/Makefile.in: Regenerate.
4014 * testsuite/arm_attr_merge.sh: New file.
4015 * testsuite/arm_attr_merge_[67][ab].s: Same.
4016
3e01a7fd
NC		 40172010-05-05 Nick Clifton <nickc@redhat.com>
4018
4019 * po/es.po: Updated Spanish translation.
4020
7ad2014a
L		 40212010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4022
4023 * Makefile.am (install-exec-local): Properly install gold as
4024 default cross linker.
4025 * Makefile.in: Regenerated.
4026
4fda8867
NC		 40272010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4028 Nick Clifton <nickc@redhat.com>
4029
4030 * configure.ac (install_as_default): Define and set to false
4031 unless --enable-gold or --enable-gold=both/gold has been
4032 specified.
4033 * configure: Regenerate.
4034
4035 * Makefile.am (install-exec-local): Install the executable as
4036 'ld.gold'. If install_as_default is true then also install it as
4037 'ld'.
4038 * Makefile.in: Regenerated.
4039
bd288ea2
ILT		 40402010-04-24 Ian Lance Taylor <iant@google.com>
4041
4042 * layout.cc (Layout::layout_reloc): In relocatable link don't
4043 combine reloc sections for grouped sections.
4044
ef38fd8a
ST		 40452010-04-23 Sriraman Tallam <tmsriram@google.com>
4046
4047 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4048 sections that are not ordinary to icf.
4049 * icf.cc (get_section_contents): Handle relocation pointing to section
4050 with no object or shndx information.
4051 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4052 * testsuite/Makefile.in: Regenerate.
4053 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4054 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4055
f6973bdc
ILT		 40562010-04-22 Ian Lance Taylor <iant@google.com>
4057
4058 * expression.cc (Expression::Expression_eval_info): Add
4059 result_alignment_pointer field.
4060 (Expression::eval_with_dot): Add result_alignment_pointer
4061 parameter. Change all callers.
4062 (Expression::eval_maybe_dot): Likewise.
4063 (class Binary_expression): Add alignment_pointer parameter to
4064 left_value and right_value. Change all callers.
4065 (BINARY_EXPRESSION): Set result alignment.
4066 (class Trinary_expression): Add alignment_pointer parameter to
4067 arg2_value and arg3_value. Change all callers.
4068 (Trinary_cond::value): Set result alignment.
4069 (Max_expression::value, Min_expression::value): Likewise.
4070 (Align_expression::value): Likewise.
4071 * script-sections.cc (class Sections_element): Add dot_alignment
4072 parameter to set_section_addresses virtual function. Update
4073 instantiations.
4074 (class Output_section_element): Likewise.
4075 (Script_sections::create_segments): Add dot_alignment parameter.
4076 Change all callers.
4077 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4078 (Script_sections::set_phdrs_clause_addresses): Likewise.
4079 * script-sections.h: Update declarations.
4080 * script.h: Update declarations.
4081 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4082 min_p_align.
4083 * testsuite/script_test_3.t: Set large alignment.
4084 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4085 segment has expected alignment.
4086
9c9c98a5
NC		 40872010-04-22 Nick Clifton <nickc@redhat.com>
4088
4089 * po/gold.pot: Updated by the Translation project.
4090 * po/vi.po: Updated Vietnamese translation.
4091
2253bfba
L		 40922010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4093
4094 * testsuite/Makefile.am (check_PROGRAMS): Add
4095 icf_virtual_function_folding_test.
4096 * testsuite/Makefile.in: Regenerated.
4097
85fdf906
AH		 40982010-04-15 Andrew Haley <aph@redhat.com>
4099
4100 * options.h (merge_exidx_entries): New option.
4101 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4102 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4103 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4104 (Target_arm::merge_exidx_entries): New function.
4105 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4106 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4107 to Arm_exidx_fixup constructor.
4108 Add new arg, merge_exidx_entries.
4109 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4110 Arm_output_section::fix_exidx_coverage.
4111
ce97fa81
ST		 41122010-04-18 Sriraman Tallam <tmsriram@google.com>
4113
4114 * icf.cc (get_section_contents): Check for preemptible functions.
4115 Ignore addend when appropriate.
4116 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4117 section folded.
4118 (add_from_relobj): Check for section folded.
4119 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4120 * symtab.h (should_add_dynsym_entry): Add new parameter.
4121 * target-reloc.h (scan_relocs): Check for section folded.
4122 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4123 Check reloc types for function pointers in shared objects.
4124 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4125 case.
4126 (icf_preemptible_functions_test): New test case.
4127 (icf_string_merge_test): New test case.
4128 * testsuite.Makefile.in: Regenerate.
4129 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4130 bar_glob. Refactor code.
4131 * testsuite/icf_preemptible_functions_test.cc: New file.
4132 * testsuite/icf_preemptible_functions_test.sh: New file.
4133 * testsuite/icf_string_merge_test.cc: New file.
4134 * testsuite/icf_string_merge_test.sh: New file.
4135 * testsuite/icf_virtual_function_folding_test.cc: New file.
4136 * testsuite/icf_virtual_function_folding_test.sh: New file.
4137
04ceb17c
DK		 41382010-04-14 Doug Kwan <dougkwan@google.com>
4139
4140 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4141 for local symbol recounting if we remove a section due to ICF.
4142 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4143 there are no regular objects in input.
4144
153e7da4
DK		 41452010-04-13 Doug Kwan <dougkwan@google.com>
4146
4147 * arm.cc (Arm_input_section::set_final_data_size): Compute
4148 accurate final data size instead of using current data size.
4149
4dbd9faf
DK		 41502010-04-09 Doug Kwan <dougkwan@google.com>
4151
4152 * layout.cc (Layout::choose_output_section): Handle script section
4153 types.
4154 (Layout::make_output_section_for_script): Add section type parameter.
4155 Handle script section types.
4156 * layout.h (Layout::make_output_section_for_script): Add section
4157 type parameter.
4158 * output.cc (Output_section::Output_section): Initialize data member
4159 is_noload_.
4160 (Output_section::do_reset_address_and_file_offset): Do not set address
4161 to 0 if section is a NOLOAD section.
4162 * output.h (Output_section::is_noload): New method.
4163 (Output_section::set_is_noload): Ditto.
4164 (Output_section::is_noload_): New data member.
4165 * script-c.h (Script_section_type): New enum type.
4166 (struct Parser_output_section_header): Add new file section_type.
4167 * script-sections.cc (Sections_element::output_section_name): Add
4168 parameter for returning script section type.
4169 (Output_section_definition::output_section_name): Ditto.
4170 (Output_section_definition::section_type)P; New method.
4171 (Output_section_definiton::script_section_type_name): Ditto.
4172 (Output_section_definition::script_section_type_): New data member.
4173 (Output_section_definition::Output_section_definition): Initialize
4174 data member Output_section_definition::script_section_type_.
4175 (Output_section_definition::create_sections): Pass script section type
4176 to Layout::make_output_section_for_script.
4177 (Output_section_definition::output_section_name): Return script
4178 section type to caller.
4179 (Output_section_definition::set_section_address): Do not advance
4180 dot value and load address if section type is NOLOAD. Set address
4181 of NOLOAD sections regardless of section flags.
4182 (Output_section_definition::print): Print section type if it is
4183 not SCRIPT_SECTION_TYPE_NONE.
4184 (Output_section_definition::section_type): New method.
4185 (Output_section_definition::script_section_type_name): Ditto.
4186 (Script_sections::output_section_name): Add new parameter
4187 PSECTION_TYPE for returning script section type. Pass it to
4188 section elements. Handle discard sections.
4189 (Sort_output_sections::operator()): Handle NOLOAD sections.
4190 * script-sections.h (Script_sections::Section_type): New enum type.
4191 (Script_sections::output_section_name): Add a new parameter for
4192 returning script section type.
4193 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4194 INFO and NOLOAD.
4195 * yyscript.y (union): Add new field SECTION_TYPE.
4196 (COPY, DSECT, INFO, NOLOAD): New tokens.
4197 (opt_address_and_section_type): Change type to output_section_header.
4198 (section_type): New non-terminal
4199 (section_header): Handle section type.
2253bfba 4200 (opt_address_and_section_type): Return section type value.
4dbd9faf 4201
721ea635
L		 42022010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4203
4204 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4205 * testsuite/plugin_common_test_2.c (foo): Likewise.
4206
6bf924b0
DK		 42072010-04-08 Doug Kwan <dougkwan@google.com>
4208
4209 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4210 Output_merge_data.
4211 * output.cc (Output_section::add_merge_input_section): Simplify
4212 code and return status of Output_merge_base::add_input_section.
e1df38aa 4213 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4214 returns true.
4215
24af6f92
DK		 42162010-04-07 Doug Kwan <dougkwan@google.com>
4217
4218 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4219 if section is marked as containing instructions but has no mapping
4220 symbols.
4221 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4222 correct section index.
4223 (Arm_relobj::find_linked_text_section): Ditto.
4224
00698fc5
CC		 42252010-04-07 Cary Coutant <ccoutant@google.com>
4226
4227 * archive.cc (include_member): Destroy Read_symbols_data object before
4228 releasing file.
4229 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4230 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4231 (Read_symbols_data::~Read_symbols_data) New destructor.
4232 (Section_relocs::Section_relocs) New constructor.
4233 (Section_relocs::~Section_relocs) New destructor.
4234 (Read_relocs_data::Read_relocs_data) New constructor.
4235 (Read_relocs_data::~Read_relocs_data) New destructor.
4236 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4237 pointers to NULL after deleting.
4238
7296d933
DK		 42392010-04-07 Doug Kwan <dougkwan@google.com>
4240
4241 * arm.cc: Replace "endianity" with "endianness" in comments.
4242 (Arm_exidx_cantunwind): Ditto.
4243 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4244 (Arm_relobj::merge_flags_and_attributes): New method.
4245 (Arm_relobj::merge_flags_and_attributes_): New data member.
4246 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4247 (Arm_relobj::scan_sections_for_stubs): Ditto.
4248 (Arm_relobj::do_read_symbols): Check to see if we really want to
4249 merge processor-specific flags and attributes. Exit early if
4250 an object is empty except for section names and the undefined symbol.
4251 (Target_arm::do_finalize_sections): Move check for ELF format to
4252 Arm_relobj::do_read_symbols. Merge processor specific flags and
4253 attributes from a regular object only when we have determined that
4254 it is aapropriate. Do not create an .ARM.attributes section in
4255 output if there is no regular input object.
4256 (Target_arm::merge_processor_specific_flags): Check
4257 --warn-mismatch before printing any error.
4258 (Target_arm::merge_object_attributes): Ditto.
4259 * gold.cc (queue_middle_tasks): Handle the case in which there is
4260 no regular object in input.
4261 * options.cc (General_options::parse_EB): New method.
4262 (General_options::parse_EL): Same.
4263 (General_options::General_options): Initialize endianness_.
4264 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4265 New options.
4266 (General_options::Endianness): New enum.
4267 (General_options::endianness): New method.
4268 (General_options::endianness_): New data member.
4269 * parameters.cc (Parameters::set_options): Check target endianness.
4270 (Parameters::set_target_once): Ditto.
4271 (Parameters::check_target_endianness): New method.
4272 (parameters_force_valid_target): If either -EL or -EB is specified,
4273 use it to define endianness of default target.
4274 * parameters.h (Parameters::check_target_endianness): New method
4275 declaration.
4276 * target.h (class Target): Change "endianity" to "endianness"
4277 in comments.
4278
efc8d4f2
RW		 42792010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4280
4281 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4282 * configure: Regenerate.
4283 * Makefile.in: Regenerate.
4284 * testsuite/Makefile.in: Regenerate.
4285
be234d88
CC		 42862010-04-06 Cary Coutant <ccoutant@google.com>
4287
4288 gcc PR lto/42757
4289 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4290 prevailing definitions of common symbols.
4291 * testsuite/plugin_test_6.sh: New test case.
4292 * testsuite/plugin_common_test_1.c: New test case.
4293 * testsuite/plugin_common_test_2.c: New test case.
4294 * testsuite/Makefile.am (plugin_test_6): New test case.
4295 * testsuite/Makefile.in: Regenerate.
4296
bd32c6bd
NC		 42972010-04-06 Nick Clifton <nickc@redhat.com>
4298
4299 * po/vi.po: New Vietnamese translation.
4300
323c532f
DK		 43012010-03-30 Doug Kwan <dougkwan@google.com>
4302
4303 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4304
4fcd97eb
DK		 43052010-03-25 Doug Kwan <dougkwan@google.com>
4306
4307 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4308 to avoid a conversion warning on a 32-bit host.
4309
4ebf39db
ILT		 43102010-03-24 Ian Lance Taylor <iant@google.com>
4311
4312 * testsuite/script_test_3.t: Add a TLS segment.
4313 * testsuite/Makefile.am (check_PROGRAMS): Add
4314 tls_phdrs_script_test.
4315 (tls_phdrs_script_test_SOURCES): Define.
4316 (tls_phdrs_script_test_DEPENDENCIES): Define.
4317 (tls_phdrs_script_test_LDFLAGS): Define.
4318 (tls_phdrs_script_test_LDADD): Define.
4319 * testsuite/Makefile.in: Rebuild.
4320
4a599bdd
CC		 43212010-03-23 Cary Coutant <ccoutant@google.com>
4322
4323 * fileread.cc (find_or_make_view): Fix comment.
4324
6c93b22c
ILT		 43252010-03-23 Ian Lance Taylor <iant@google.com>
4326
4327 * script-sections.cc (class Orphan_section_placement): Define
4328 PLACE_TLS and PLACE_TLS_BSS.
4329 (Orphan_section_placement::Orphan_section_placement): Initialize
4330 new places.
4331 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4332 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4333 (tls_script_test_SOURCES): Define.
4334 (tls_script_test_DEPENDENCIES): Define.
4335 (tls_script_test_LDFLAGS): Define.
4336 (tls_script_test_LDADD): Define.
4337 * testsuite/Makefile.in: Rebuild.
4338
a2c7281b
DK		 43392010-03-22 Doug Kwan <dougkwan@google.com>
4340
4341 * arm.cc (Arm_relocate_functions::abs8,
4342 Arm_relocate_functions::abs16): Use correct check for overflow
4343 specified in the ARM ELF specs.
4344 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4345 target of a BLX instruction specially.
4346 (Reloc_stub::stub_type_for_reloc): Ditto.
4347 (Relocate::relocate): Use symbolic names instead of numeric relocation
4348 codes to report error.
4349 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4350 workaround.
4351 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4352 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4353 thumb2_blx_out_of_range.stdout
4354 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4355 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4356 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4357 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4358 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4359 thumb2_blx_in_range, thumb2_blx_in_range.o,
4360 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4361 thumb2_blx_out_of_range.o): New rules.
4362 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4363 thumb2_blx_in_range and thumb2_blx_out_of_range.
4364 * testsuite/Makefile.in: Regenerate.
4365 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4366 * testsuite/thumb_blx_in_range.s: New file.
4367 * testsuite/thumb_blx_out_of_range.s: New file.
4368
b0193076
RÁE		 43692010-03-22 Rafael Espindola <espindola@google.com>
4370
4371 * archive.cc (Should_include): Move to archive.h.
4372 (should_include_member): Make it a member of Archive.
4373 (Lib_group): New.
4374 (Add_lib_group_symbols): New.
4375 * archive.h: Include options.h.
4376 (Archive_member): Moved from Archive.
4377 (Should_include): Moved from archive.cc.
4378 (Lib_group): New.
4379 (Add_lib_group_symbols): New.
4380 * dynobj.cc (do_should_include_member): New.
4381 * dynobj.h (do_should_include_member): New.
4382 * gold.cc (queue_initial_tasks): Update call to queue.
4383 * main.cc (main): Print lib group stats.
4384 * object.cc (do_should_include_member): New.
4385 * object.h: Include archive.h.
4386 (Object::should_include_member): New.
4387 (Object::do_should_include_member): New.
4388 (Sized_relobj::do_should_include_member): New.
4389 * options.cc (General_options::parse_start_lib): New.
4390 (General_options::parse_end_lib): New.
4391 (Input_arguments::add_file): Handle lib groups.
4392 (Input_arguments::start_group): Check we are not in a lib.
4393 (Input_arguments::start_lib): New.
4394 (Input_arguments::end_lib): New.
4395 * options.h (General_options): Add start_lib and end_lib.
4396 (Input_argument::lib_): New.
4397 (Input_argument::lib): New.
4398 (Input_argument::is_lib): New.
4399 (Input_file_lib): New.
4400 (Input_arguments::in_lib_): New.
4401 (Input_arguments::in_lib): New.
4402 (Input_arguments::start_lib): New.
4403 (Input_arguments::end_lib_): New.
4404 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4405 in unused members as preempted.
4406 (Sized_pluginobj::do_should_include_member): New.
4407 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4408 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4409 return the blocker.
4410 (Read_symbols::do_whole_lib_group): New.
4411 (Read_symbols::do_lib_group): New.
4412 (Read_symbols::do_read_symbols): Handle lib groups.
4413 (Read_symbols::get_name): Handle lib groups.
4414 * readsyms.h (Read_symbols): Add an archive member pointer.
4415 (Read_symbols::do_whole_lib_group): New.
4416 (Read_symbols::do_lib_group): New.
4417 (Read_symbols::member_): New.
4418 * script.cc (read_input_script): Update call to queue_soon.
4419
d099120c
DK		 44202010-03-19 Doug Kwan <dougkwan@google.com>
4421
4422 * arm.cc (Stub_table::Stub_table): Initialize new data members
4423 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4424 (Stub_table::add_reloc_stub): Assign stub offset and update
4425 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4426 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4427 New data members.
4428 (Stub_table::update_data_size_and_addralign): Use
4429 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4430 instead of going over all reloc stubs.
4431 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4432 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4433 Stringpool_template::offset_ to size of Stringpool_char.
4434 (Stringpool_template::new_key_offset): Remove code to initialize
4435 Stringpool_template::offset_.
4436 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4437 Stringpool_template::offset_ to zero.
4438
1aa37384
DK		 44392010-03-15 Doug Kwan <dougkwan@google.com>
4440
4441 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4442 offset_.
4443 (Stringpool_template::new_key_offset): New method.
4444 (Stringpool_template::add_string): Assign offsets when adding new
4445 strings.
4446 (Stringpool_template::set_string_offsets): Do not set string offsets
4447 when not optimizing.
4448 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4449 member size_.
4450 (Chunked_vector::clear): Clear size_.
4451 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4452 (Chunked_vector::size): Return size_.
4453 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4454 (Chunked_vector::size_): New data member.
1aa37384
DK		 4455 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4456 (Stringpool_template::new_key_offset): New method declaration.
4457 (Stringpool_template::offset_): New data member.
4458
b672b057
RÁE		 44592010-03-15 Rafael Espindola <espindola@google.com>
4460
4461 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4462 Add_symbols' constructor.
4463 * readsyms.h (Add_symbols): Remove the input_group member.
4464
b6848d3c
ILT		 44652010-03-10 Ian Lance Taylor <iant@google.com>
4466
4467 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4468 target to ask whether a reference to a symbol requires a stack
4469 split.
4470 * target.h (Target::is_call_to_non_split): New function.
4471 (Target::do_is_call_to_non_split): Declare virtual function.
4472 * target.cc: Include "symtab.h".
4473 (Target::do_is_call_to_non_split): New function.
4474 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4475
a2a5469e
CC		 44762010-03-10 Cary Coutant <ccoutant@google.com>
4477
4478 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4479 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4480 (File_read::open[2]): Add whole_file_view_ to list of views.
4481 (File_read::make_view): Remove test of whole_file_view_.
4482 (File_read::find_or_make_view): Create whole_file_view_ if
4483 necessary.
4484 (File_read::clear_views): Replace bool parameter with enum;
4485 adjust all callers. Don't delete views with permanent data;
4486 do delete cached views and views from archives if
4487 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4488 if clearing the corresponding view.
4489 * fileread.h (File_read::Clear_views_mode): New enum.
4490 (File_read::View::is_permanent_view): New method.
4491 (File_read::clear_views): Replace bool parameter
4492 with enum; adjust all callers.
4493 * options.h (General_options): Change keep_files_mapped option;
4494 add map_whole_files.
4495 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4496 releasing the file.
4497 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4498 the file.
4499
8861f32b
DM		 45002010-03-10 David S. Miller <davem@davemloft.net>
4501
4502 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4503
d62d0f5f
ST		 45042010-03-09 Sriraman Tallam <tmsriram@google.com>
4505
4506 * icf.cc (get_section_contents): Add '@' marker after processing the
4507 merge reloc.
4508
9177756d
DK		 45092010-03-08 Doug Kwan <dougkwan@google.com>
4510
4511 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4512 due to a conversion warning.
4513 (Arm_relobj::update_output_local_symbol_count): Check for local
4514 symbol with unset output index.
4515
9e9e071b
ILT		 45162010-03-05 Ian Lance Taylor <iant@google.com>
4517
4518 * options.h (class General_options): Add --spare-dynamic-tags.
4519 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4520 --spare-dynamic-tags.
4521
a81ee015
ILT		 45222010-03-05 Ian Lance Taylor <iant@google.com>
4523
4524 * incremental.cc: Include "libiberty.h".
4525
44ec90b9
RO		 45262010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4527
4528 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4529 function, is_info_ member.
4530 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4531 (Versions::Versions): Update caller.
4532 (Versions::define_base_version): Likewise.
4533 (Versions::add_def): Likewise.
4534
0897ed3b
ST		 45352010-03-03 Sriraman Tallam <tmsriram@google.com>
4536
4537 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4538 (Scan::possible_function_pointer_reloc): New function.
4539 (Scan::local_reloc_may_be_function_pointer): Change to call
4540 possible_function_pointer_reloc.
4541 (Scan::global_reloc_may_be_function_pointer): Ditto.
4542 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4543 relocations in ".data.rel.ro._ZTV" section.
4544 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4545 * testsuite/icf_safe_so_test.cc: Ditto.
4546 * testsuite/icf_safe_test.cc: Ditto.
4547 * testsuite/icf_safe_test.sh: Ditto.
4548
d3bbad62
ILT		 45492010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4550 Ian Lance Taylor <iant@google.com>
4551
4552 * target-reloc.h (relocate_section): Check the symbol table index
4553 for -1U before setting the local symbol index.
4554 (scan_relocatable_relocs): If copying the relocation, record that
4555 the local symbol is required.
4556 * object.h (Symbol_value::is_output_symtab_index_set): New
4557 function.
4558 (Symbol_value::may_be_discarded_from_output_symtab): New
4559 function.
4560 (Symbol_value::has_output_symtab_entry): New function.
4561 (Symbol_value::needs_output_symtab_entry): Remove.
4562 (Symbol_value::output_symtab_index): Make sure the symbol index is
4563 set.
4564 (Symbol_value::set_output_symtab_index): Make sure the symbol
4565 index is not set. Make sure the new index is valid.
4566 (Symbol_value::set_must_have_output_symtab_entry): New function.
4567 (Symbol_value::has_output_dynsym_entry): New function.
4568 (Symbol_value::set_output_dynsym_index): Make sure the new index
4569 is valid.
4570 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4571 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4572 local symbol if permitted.
4573 (Sized_relobj::do_finalize_local_symbols): Call
4574 is_output_symtab_index_set rather than needs_output_symtab_entry.
4575 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4576 rather than needs_output_symtab_entry. Call
4577 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4578 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4579 is_output_symtab_index_set rather than needs_output_symtab_entry.
4580 * testsuite/discard_locals_relocatable_test.c: New file.
4581 * testsuite/discard_locals_test.sh: Test -r.
4582 * testsuite/Makefile.am (check_DATA): Add
4583 discard_locals_relocatable_test1.syms,
4584 discard_local_relocatable_test2.syms.
4585 (MOSTLYCLEANFILES): Likewise. Also add
4586 discard_locals_relocatable_test1.lout and
4587 discard_locals_relocatable_test2.out.
4588 (discard_locals_relocatable_test1.syms): New target.
4589 (discard_locals_relocatable_test.o): New target.
4590 (discard_locals_relocatable_test1.out): New target.
4591 (discard_locals_relocatable_test2.syms): New target.
4592 (discard_locals_relocatable_test2.out): New target.
4593 (various): Add missing ../ld-new dependencies.
4594 * testsuite/Makefile.in: Rebuild.
4595
7e8ccf26
NC		 45962010-03-03 Nick Clifton <nickc@redhat.com>
4597
4598 * po/fi.po: New Finnish translation.
4599
2a0ff005
DK		 46002010-03-01 Doug Kwan <dougkwan@google.com>
4601
4602 * layout.cc (Layout::Layout): Force section types of .init_array*,
4603 .preinit_array* and .fini_array* sections.
4604 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4605 Fix check of return value of std::string::find.().
4606 (Output_section::Input_section_sort_compare::operator()): Remove
4607 comment about .init_array.
4608 (Output_section::Input_section_sort_init_fini_compare::operator()):
4609 New method.
4610 (Output_section::sort_attached_input_sections): Handle .init_array
4611 and .fini_array specially.
4612 * output.h (Output_section::Inut_section_sort_compare): Update
4613 comment.
4614 (Output_section::Input_section_sort_init_fini_compare): New struct.
4615
c3e4ae29
DK		 46162010-02-26 Doug Kwan <dougkwan@google.com>
4617
4618 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4619 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4620 * testsuite/debug_msg.sh: Avoid matching source line number for
4621 use of global variable undef_int.
4622
2fd9ae7a
DK		 46232010-02-26 Doug Kwan <dougkwan@google.com>
4624
4625 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4626 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4627 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4628 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4629 * options.cc (General_options::General_options): Initialize member
4630 fix_v4bx_.
4631 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4632 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4633 and rm_no_fix_v4bx.stdout
4634 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4635 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4636 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4637 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4638 and arm_no_fix_v4bx.
4639 * Makefile.in: Regenerate.
4640 * testsuite/arm_fix_v4bx.s: New file.
4641 * testsuite/arm_fix_v4bx.sh: Ditto.
4642
67ec7d0b
DK		 46432010-02-24 Doug Kwan <dougkwan@google.com>
4644
4645 * arm.cc (Target_arm::got_section): Make the .got section the first
4646 non RELRO section in the data segment.
4647 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4648 suffixes of section names.
4649
10165461
DK		 46502010-02-24 Doug Kwan <dougkwan@google.com>
4651
4652 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4653 flags and attributes merging if an input file is a binary file.
4654 * fileread.cc (Input_file::open): Record format of original file.
4655 * fileread.h (Input_file::Format): New enum type.
4656 (Input_file::Input_file): Initialize data member format_.
4657 (Input_file::format): New method definition.
4658 (Input_file::format_):: New data member.
4659
4a54abbb
DK		 46602010-02-24 Doug Kwan <dougkwan@google.com>
4661
4662 * arm.cc (Arm_output_data_got): New class.
4663 (ARM_TCB_SIZE): New constant
4664 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4665 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4666 If user uses a script with a SECTIONS clause, issue only a warning
4667 for a misplaced EXIDX input section. Otherwise, issue an error.
4668 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4669 garbage collection.
4670 (Target_arm::got_mode_index_entry): Handle static linking.
4671 (Target_arm::Scan::local): Ditto.
4672 (Target_arm::Scan::global): Ditto.
4673 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4674 all incorrectly implemented relocations.
e1df38aa 4675 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4676 Arm_output_section::fix_exidx_coverage.
4677 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4678 from ".ARM.exidx." and ".ARM.extab.".
4679
ca419a6f
ILT		 46802010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4681
4682 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4683 section if it does not already exist.
4684 * attributes.cc (Attributes_section_data::Attributes_section_data):
4685 Don't crash if size is zero.
4686
135b9c78
ILT		 46872010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4688 Ian Lance Taylor <iant@google.com>
4689
4690 * gold.cc (queue_middle_tasks): If no input files were opened,
4691 exit.
4692 * workqueue.h (Task_function::Task_function): Assert that there is
4693 a blocker.
4694
bb0bfe4f
DK		 46952010-02-22 Doug Kwan <dougkwan@google.com>
4696
4697 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4698 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4699 types to avoid warnings due to different uint64_t implementations
4700 on different hosts.
4701
2a2b6d42
DK		 47022010-02-21 Doug Kwan <dougkwan@google.com>
4703
4704 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4705 handling of the maximum backward branch offset.
4706 (Arm_relocate_functions::thumb_branch_common): Ditto.
4707 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4708 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4709 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4710 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4711 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4712 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4713 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4714 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4715 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4716 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4717 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4718 thumb2_bl_out_of_range.o): New rules.
4719 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4720 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4721 thumb2_bl_out_of_range
4722 * testsuite/Makefile.in: Regenerate.
4723 * testsuite/arm_bl_in_range.s: New file.
4724 * testsuite/arm_bl_out_of_range.s: Ditto.
4725 * testsuite/arm_branch_in_range.sh: Ditto.
4726 * testsuite/arm_branch_range.t: Ditto.
4727 * testsuite/thumb2_branch_range.t: Ditto.
4728 * testsuite/thumb_bl_in_range.s: Ditto.
4729 * testsuite/thumb_bl_out_of_range.s: Ditto.
4730 * testsuite/thumb_branch_range.t: Ditto.
4731
b487ad64
ST		 47322010-02-20 Sriraman Tallam <tmsriram@google.com>
4733
4734 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4735 Add reloc offset information.
4736 * icf.cc (get_section_contents): Change iterators to point to the new
4737 vectors. Add reloc offset information to the contents.
4738 * icf.h (Icf::Sections_reachable_info): New typedef.
4739 (Icf::Sections_reachable_list): New typedef.
4740 (Icf::Offset_info): New typedef.
4741 (Icf::Reloc_info): New struct typedef.
4742 (Icf::Reloc_info_list): New typedef.
4743 (Icf::symbol_reloc_list): Delete method.
4744 (Icf::addend_reloc_list): Delete method.
4745 (Icf::section_reloc_list): Delete method.
4746 (Icf::reloc_info_list): New method.
4747 (Icf::reloc_info_list_): New member.
4748
f96accdf
DK		 47492010-02-19 Doug Kwan <dougkwan@google.com>
4750
4751 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4752 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4753 * arm.cc (Arm_relocation_functions): New forward declaration.
4754 (Target_arm::Target_arm): Initialize new data members
4755 got_mod_index_offset_ and tls_base_symbol_defined_.
4756 (Target_arm::Relocate::relocate_tls): New method.
4757 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4758 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4759 New methods.
4760 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4761 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4762 (Target_arm::got_mod_index_offset_,
4763 Target_arm::tls_base_symbol_defined_): New data members.
4764 (Target_arm::Scan::local, Target::Scan::global,
4765 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4766 relocations.
4767
c8761b9a
DK		 47682010-02-18 Doug Kwan <dougkwan@google.com>
4769
4770 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4771 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4772 text section as a parameter becuase some broken tools may not set
4773 the link in section header.
4774 (Target_arm::has_got_section): New method.
4775 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4776 without any mapping symbol as data only. Remove warning.
4777 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4778 link in its section header, try to discover the link by inspecting the
4779 REL31 relocation at the beginning of the section.
4780 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4781 in error message.
4782 (Target_arm::Scan::global): Treat any reference to the symbol
4783 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4784
21bb3914
ST		 47852010-02-12 Sriraman Tallam <tmsriram@google.com>
4786
4787 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4788 (Scan::global_reloc_may_be_function_pointer): New function.
4789 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4790 (Scan::global_reloc_may_be_function_pointer): New function.
4791 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4792 (Scan::global_reloc_may_be_function_pointer): New function.
4793 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4794 (Scan::global_reloc_may_be_function_pointer): New function.
4795 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4796 (Scan::global_reloc_may_be_function_pointer): New function.
4797 (Scan::possible_function_pointer_reloc): New function.
4798 (Target_x86_64::can_check_for_function_pointers): New function.
4799 * gc.h (gc_process_relocs): Scan relocation types to determine if
4800 function pointers were taken for targets that support it.
4801 * icf.cc (Icf::find_identical_sections): Include functions for
4802 folding in safe ICF whose pointer is not taken.
4803 * icf.h (Secn_fptr_taken_set): New typedef.
4804 (fptr_section_id_): New member.
4805 (section_has_function_pointers): New function.
4806 (set_section_has_function_pointers): New function.
4807 (check_section_for_function_pointers): New function.
4808 * options.h: Fix comment for safe ICF option.
4809 * target.h (can_check_for_function_pointers): New function.
4810 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4811 Modify icf_safe_test for X86-64.
4812 * testsuite/Makefile.in: Regenerate.
4813 * testsuite/icf_safe_so_test.cc: New file.
4814 * testsuite/icf_safe_so_test.sh: New file.
4815 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4816 (main): Change to take pointer to function kept_func_3.
4817 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4818 folding is done correctly for X86-64.
4819
0da6fa6c
DM		 48202010-02-12 David S. Miller <davem@davemloft.net>
4821
4822 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4823 is_symbolless parameter.
4824 (Output_reloc<SHT_REL>::is_symbolless): New.
4825 (Output_reloc<SHT_REL>::is_symbolless_): New.
4826 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4827 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4828 (Output_reloc<SHT_RELA>::is_symbolless): New.
4829 (Output_data_reloc::add_global): Handle is_symbolless.
4830 (Output_data_reloc::add_global_relative): Likewise.
4831 (Output_data_reloc::add_local): Likewise.
4832 (Output_data_reloc::add_local_relative): Likewise.
4833 (Output_data_reloc::add_symbolless_global_addend): New.
4834 (Output_data_reloc::add_symbolless_local_addend): New.
4835 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4836 is_symbolless.
4837 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4838 instead of ->is_relative_
4839 (Output_reloc::write): Likewise.
4840 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4841 (Output_reloc::write_rel): Simplify.
4842
4843 * sparc.cc (Target_sparc::Scan::local): Use
4844 ->add_symbolless_local_addend as needed.
4845 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4846 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4847 based upon relocation offset.
4848
e4782e83
DK		 48492010-02-11 Doug Kwan <dougkwan@google.com>
4850
4851 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4852 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4853 beginning of function.
4854 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4855 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4856 parameter is_32bit in calls to should_apply_static_reloc.
4857 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4858 (check_DATA): Add arm_abs_global.stdout.
4859 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4860 arm_abs_global.stdout): New rules.
4861 (MOSTLLYCLEANFILES): Add arm_abs_global
4862 * Makefile.in: Regenerate.
4863 * testsuite/arm_abs_global.s: New file.
4864 * testsuite/arm_abs_global.sh: Ditto.
4865 * testsuite/arm_abs_lib.s: Ditto.
4866
93ceb764
ILT		 48672010-02-11 Ian Lance Taylor <iant@google.com>
4868
4869 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4870 Read_relocs task.
4871 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4872 Allocate_commons_task first.
4873 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4874 task, rather than symtab_lock_.
4875 (Gc_process_relocs::~Gc_process_relocs): New function.
4876 (Gc_process_relocs::is_runnable): Check this_blocker_.
4877 (Gc_process_relocs::locks): Use next_blocker_ rather than
4878 blocker_.
4879 (Scan_relocs::~Scan_relocs): New function.
4880 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4881 symtab_lock_.
4882 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4883 next_blocker_.
4884 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4885 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4886 constructor accordingly.
4887 (class Gc_process_relocs): Likewise.
4888 (class Scan_relocs): Likewise.
4889 * common.h (class Allocate_commons_task): Remove symtab_lock_
4890 field, and corresponding constructor parameter.
4891 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4892 symtab_lock_.
4893 (Allocate_commons_task::locks): Likewise.
4894
114dfbe1
ILT		 48952010-02-11 Ian Lance Taylor <iant@google.com>
4896
4897 * gold-threads.h (class Once): Define.
4898 (class Initialize_lock): Rewrite as child of Once.
4899 * gold-threads.cc (class Once_initialize): Define.
4900 (once_pointer_control): New static variable.
4901 (once_pointer, once_arg): New static variables.
4902 (c_run_once): New static function.
4903 (Once::Once, Once::run_once, Once::internal_run): New functions.
4904 (class Initialize_lock_once): Remove.
4905 (initialize_lock_control): Remove.
4906 (initialize_lock_pointer): Remove.
4907 (initialize_lock_once): Remove.
4908 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4909 (Initialize_lock::initialize): Rewrite.
4910 (Initialize_lock::do_run_once): New function.
4911 * archive.cc (Archive::interpret_header): Only clear name if it is
4912 not already empty.
4913 * fileread.cc: Include "gold-threads.h"
4914 (file_counts_lock): New static variable.
4915 (file_counts_initialize_lock): Likewise.
4916 (File_read::release): Only increment counts when using --stats.
4917 Use a lock around the increment.
4918 * parameters.cc (class Set_parameters_target_once): Define.
4919 (set_parameters_target_once): New static variable.
4920 (Parameters::Parameters): Move here from parameters.h.
4921 (Parameters::set_target): Rewrite.
4922 (Parameters::set_target_once): New function.
4923 (Parameters::clear_target): Move here and rewrite.
4924 * parameters.h (class Parameters): Update declarations. Add
4925 set_parameters_target_once_ field.
4926 (Parameters::Parameters): Move to parameters.cc.
4927 (Parameters::clear_target): Likewise.
4928 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4929 task.
4930 (Start_group::~Start_group): New function.
4931 (Start_group::is_runnable): New function.
4932 (Start_group::locks, Start_group::run): New functions.
4933 (Finish_group::run): Change saw_undefined to size_t.
4934 * readsyms.h (class Start_group): Define.
4935 (class Finish_group): Change saw_undefined_ field to size_t.
4936 (Finish_group::Finish_group): Remove saw_undefined and
4937 this_blocker parameters. Change all callers.
4938 (Finish_group::set_saw_undefined): New function.
4939 (Finish_group::set_blocker): New function.
4940 * symtab.h (class Symbol_table): Change saw_undefined to return
4941 size_t. Change saw_undefined_ field to size_t.
4942 * target-select.cc (Set_target_once::do_run_once): New function.
4943 (Target_selector::Target_selector): Initialize set_target_once_
4944 field. Don't initialize lock_ and initialize_lock_ fields.
4945 (Target_selector::instantiate_target): Rewrite.
4946 (Target_selector::set_target): New function.
4947 * target-select.h (class Set_target_once): Define.
4948 (class Target_selector): Update declarations. Make
4949 Set_target_once a friend. Remove lock_ and initialize_lock_
4950 fields. Add set_target_once_ field.
4951
fa17a3f4
ILT		 49522010-02-10 Ian Lance Taylor <iant@google.com>
4953
4954 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4955 queueing any tasks.
4956 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4957 (queue_middle_tasks): Add all blockers before queueing any tasks.
4958 (queue_final_tasks): Likewise.
4959 * token.h (Task_token::add_blockers): New function.
4960 * object.h (Input_objects::number_of_relobjs): New function.
4961
c7177d31
ILT		 49622010-02-10 Ian Lance Taylor <iant@google.com>
4963
5de0e392
ILT		 4964 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4965 shared, not if not position independent.
4966 * x86_64.cc (Relocate::relocate_tls): Likewise.
4967 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4968 (tls_pie_pic_test): New target.
4969 * testsuite/Makefile.in: Rebuild.
4970
c7177d31
ILT		 4971 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4972 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4973 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4974 * testsuite/Makefile.in: Rebuild.
4975
684b268a
DM		 49762010-02-09 David S. Miller <davem@davemloft.net>
4977
4978 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4979 R_SPARC_RELATIVE using ->add_local_relative().
4980 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4981
612a8d3d
DM		 4982 * output.h (Output_data_dynamic::add_section_size): New method
4983 that takes two Output_data objects.
4984 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4985 entry param. Handle it in initializers.
4986 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4987 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4988 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4989 arg.
4990 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4991 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4992 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4993 for dynrel_includes_plt.
4994 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4995 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4996 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4997 before .rela.plt
4998 (Target_sparc::do_finalize_sections): Update to pass true for
4999 dynrel_includes_plt.
5000 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5001 output before .rela.plt
5002 (Target_powerpc::do_finalize_sections): Update to pass true for
5003 dynrel_includes_plt when 32-bit.
5004
cb1be87e
DK		 50052010-02-08 Doug Kwan <dougkwan@google.com>
5006
5007 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5008 method.
5009 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5010 Arm_relobj::scan_section_for_cortex_a8_stubs,
5011 Arm_relobj::do_relocation_section): Instead of calling
5012 Output_section::output_address, use faster
5013 Arm_relobj::simple_input_section_output_address.
5014
705b5121
DM		 50152010-02-08 David S. Miller <davem@davemloft.net>
5016
5017 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5018 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5019 relocation helper function.
5020
024c4466
DM		 5021 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5022 just like R_SPARC_GOT{10,13,22}.
5023 (Target_sparc::Scan::local): Likewise.
5024 (Target_sparc::Relocate:relocate): Likewise.
5025
9109c078
ILT		 50262010-02-06 Ian Lance Taylor <iant@google.com>
5027
5028 * configure.ac: Rewrite targetobjs duplicate removal code to use
5029 only shell constructs.
5030 * configure: Rebuild.
5031
cf846138
DK		 50322010-02-05 Doug Kwan <dougkwan@google.com>
5033
5034 PR 11247
5035 * arm.cc (Arm_relobj::section_is_scannable): New method.
5036 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5037 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5038
6cfaf60b
DK		 50392010-02-04 Doug Kwan <dougkwan@google.com>
5040
5041 PR 11247
5042 * arm-reloc-property.cc (cstdio): Include.
5043 * configure.ac (targetobjs): Remove duplicates.
5044 * configure: Regenerate.
5045 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5046 big and little endian version for a given address size.
5047
5c57f1be
DK		 50482010-02-03 Doug Kwan <dougkwan@google.com>
5049
5050 * arm-reloc-property.cc
5051 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5052 definition.
5053 * arm-reloc-property.h
5054 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5055 New method definition.
5056 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5057 declaration.
5058 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5059 overflow to N.
5060 (GOT_PREL): Change implemented to Y.
5061 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5062 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5063 (Arm_relocate_functions::movw_abs_nc): Remove method.
5064 (Arm_relocate_functions::movt_abs): Ditto.
5065 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5066 (Arm_relocate_functions::thm_movt_abs): Ditto.
5067 (Arm_relocate_functions::movw_rel_nc): Ditto.
5068 (Arm_relocate_functions::movw_rel): Ditto.
5069 (Arm_relocate_functions::movt_rel): Ditto.
5070 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5071 (Arm_relocate_functions:thm_movw_rel): Ditto.
5072 (Arm_relocate_functions:thm_movt_rel): Ditto.
5073 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5074 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5075 New method definitions.
5076 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5077 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5078 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5079 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5080 (Target_arm::Relocate::relocate): Check for non-static or
5081 unimplemented relocation code and exit early. Change calls to
5082 Target_arm::reloc_uses_thumb_bit and
5083 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5084 instead. Refactor code to handle similar relocations to increase
5085 code sharing. Remove check for unsupported relocation code in switch
5086 statement.
5087 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5088 relocation property table to find out size. Change error message to
5089 print out the name of a relocation code instead of the numeric value.
5090 (Target_arm::scan_reloc_for_stub): Use relocation property table
5091 instead of calling Target_arm::reloc_uses_thumb_bit().
5092
218c5831
DK		 50932010-02-02 Doug Kwan <dougkwan@google.com>
5094
5095 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5096 types of relaxed input section.
5097
0d31c79d
DK		 50982010-02-02 Doug Kwan <dougkwan@google.com>
5099
5100 * Makefile.am (HFILES): Add arm-reloc-property.h.
5101 (DEFFILES): New.
5102 (TARGETSOURCES): Add arm-reloc-property.cc
5103 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5104 (libgold_a_SOURCES): $(DEFFILES)
5105 * Makefile.in: Regenerate.
5106 * arm-reloc-property.cc: New file.
5107 * arm-reloc-property.h: New file.
5108 * arm-reloc.def: New file.
5109 * arm.cc: Update comments.
5110 (arm-reloc-property.h): New included header.
5111 (arm_reloc_property_table): New global variable.
5112 (Target_arm::do_select_as_default_target): New method definition.
5113 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5114 arm-reloc-property to targ_extra_obj.
5115 * parameters.cc (set_parameters_target): Call
5116 Target::select_as_default_target().
5117 * target.h (Target::select_as_default_target): New method definition.
5118 (Target::do_select_as_default_target): Same.
5119
546c7457
DK		 51202010-02-01 Doug Kwan <dougkwan@google.com>
5121
5122 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5123 first_output_text_section_.
5124 (Arm_exidx_fixup::first_output_text_section): New method definition.
5125 (Arm_exidx_fixup::first_output_text_section_): New data member.
5126 (Arm_exidx_fixup::process_exidx_section): Record the first text
5127 output section seen.
5128 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5129 and entsize in output section header.
5130
11b861d5
DK		 51312010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5132
5133 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5134 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5135 (Arm_relocate_functions::thm_alu11): New Method.
5136 (Arm_relocate_functions::thm_pc8): New Method.
5137 (Arm_relocate_functions::thm_pc12): New Method.
5138 (Target_arm::Scan::local): Handle the relocations.
5139 (Target_arm::Scan::global): Likewise.
5140 (Target_arm::Relocate::relocate): Likewise.
5141 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5142
c9a2c125
DK		 51432010-01-29 Doug Kwan <dougkwan@google.com>
5144
5145 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5146 of relocation types as ld.
5147
1521477a
DK		 51482010-01-29 Doug Kwan <dougkwan@google.com>
5149
5150 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5151 to public.
5152 (Arm_relocate_functions::thumb_branch_common): Ditto.
5153 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5154 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5155 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5156 Arm_relocate_functions::jump24): Remove.
5157 (Target_arm::Relocate::relocate): Adjust code to call
5158 Arm_relocation_functions::arm_branch_common and
5159 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5160 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5161
e7eca48c
DK		 51622010-01-29 Doug Kwan <dougkwan@google.com>
5163
5164 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5165 output_local_symbol_count_needs_update_.
5166 (Arm_relobj::output_local_symbol_count_needs_update,
5167 Arm_relobj::set_output_local_symbol_count_needs_update,
5168 Arm_relobj::update_output_local_symbol_count): New methods.
5169 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5170 member.
5171 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5172 of pointed function as in a R_ARM_PREL31 relocation.
5173 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5174 for output local symbol count updating.
5175 (Target_arm::do_relax): Update output local symbol counts in objects
5176 if necessary.
5177 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5178
02961d7e
ILT		 51792010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5180
5181 * arm.cc: Added support for the ARM relocations:
5182 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5183 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5184 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5185 movw_prel_nc).
5186 (Arm_relocate_functions::movw_rel): New method.
5187 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5188 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5189 thm_movw_prel_nc).
5190 (Arm_relocate_functions::thm_movw_rel): New method.
5191 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5192 thm_movt_prel).
5193 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5194 relocations.
5195 (Target_arm::Scan::global): Likewise.
5196 (Target_arm::Relocate::relocate): Likewise.
5197 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5198 Likewise.
5199
b10d2873
ILT		 52002010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5201
5202 * arm.cc: Added support for ARM group relocations.
5203 (Target_arm::reloc_needs_sym_origin): New method.
5204 (Arm_relocate_functions::calc_grp_kn): New method.
5205 (Arm_relocate_functions::calc_grp_residual): New method.
5206 (Arm_relocate_functions::calc_grp_gn): New method.
5207 (Arm_relocate_functions::arm_grp_alu): New Method.
5208 (Arm_relocate_functions::arm_grp_ldr): New Method.
5209 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5210 (Arm_relocate_functions::arm_grp_ldc): New Method.
5211 (Target_arm::Scan::local): Handle the ARM group relocations.
5212 (Target_arm::Scan::global): Likewise.
5213 (Target_arm::Relocate::relocate): Likewise.
5214 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5215 Likewise.
5216
2b328d4e
DK		 52172010-01-26 Doug Kwan <dougkwan@google.com>
5218
5219 * arm.cc (set): Include.
5220 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5221 pointer type.
5222 (Arm_output_section::Text_section_list): New type.
5223 (Arm_output_section::append_text_sections_to_list): New method.
5224 (Arm_output_section::fix_exidx_coverage): Ditto.
5225 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5226 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5227 Relobj::set_section_offset() instead of
5228 Sized_relobj::invalidate_section_offset().
5229 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5230 parameter for section headers. Ignore relocation sections for
5231 unallocated sections and EXIDX sections.
5232 (Target_arm::fix_exidx_coverage): New method.
5233 (Target_arm::output_section_address_less_than): New type.
5234 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5235 linked text section instead of the EXIDX section.
5236 (Arm_output_section::create_stub_group): Add an assertion to check
5237 that this is not an EXIDX output section.
5238 (Arm_output_section::append_text_sections_to_list): New method.
5239 (Arm_output_section::fix_exidx_coverage): Ditto.
5240 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5241 Arm_relobj::section_needs_reloc_stub_scanning.
5242 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5243 first pass.
5244 (Target_arm::fix_exidx_coverage): New method.
5245 * object.h (Relobj::set_output_section): New method.
5246 (Sized_relobj::invalidate_section_offset): Remove method.
5247 (Sized_relobj::do_invalidate_section_offset): Remove method.
5248 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5249
c7f3c371
DK		 52502010-01-25 Doug Kwan <dougkwan@google.com>
5251
5252 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5253 Fix warning due to signed and unsigned comparison on a 32-bit host.
5254
8923b24c
DK		 52552010-01-22 Doug Kwan <dougkwan@google.com>
5256
5257 * arm.cc (Target_arm::do_relax): Record an output section for section
5258 offset adjustment it contains any stub table that has changed.
5259 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5260 offsets in an output section if necessary.
5261 * output.cc (Output_section::Output_section): Initialize
5262 section_offsets_need_adjustments_.
5263 (Output_section::add_input_section_for_script): Renamed to
5264 Output_section::add_simple_input_section.
5265 (Output_section::save_states): Add a comment.
5266 (Output_section::discard_states): New method defintion.
5267 (Output_section::adjust_section_offsets): Same.
5268 * output.h (Output_section::add_input_section_for_script): Renamed to
5269 Output_section::add_simple_input_section.
5270 (Output_section::discard_states): New method declaration.
5271 (Output_section::adjust_section_offsets): Same.
5272 (Output_section::section_offsets_need_adjustment,
5273 Output_section::set_section_offsets_need_adjustment): New method
5274 definitions.
5275 (Output_section::section_offsets_need_adjustment_): New data member.
5276 * script-sections.cc
5277 (Output_section_element_input::set_section_address): Adjust code for
5278 renaming of Output_section::add_input_section_for_script.
5279 (Orphan_output_section::set_section_address): Same.
5280
9b2fd367
DK		 52812010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5282
5283 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5284 Fix_v4bx enum values .
5285 * gold/options.h (General_options): New option definitions.
5286 (General_options::fix_v4bx): New method.
5287 (General_options::Fix_v4bx): New enum.
5288 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5289 (General_options::parse_fix_v4bx_interworking): New method.
5290
80d0d023
DK		 52912010-01-22 Doug Kwan <dougkwan@google.com>
5292
5293 * arm.cc (Arm_exidx_fixup): New class.
5294
af2cdeae
DK		 52952010-01-21 Doug Kwan <dougkwan@google.com>
5296
5297 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5298 classes.
5299 (Arm_exidx_section_offset_map): New type.
5300
993d07c1
DK		 53012010-01-21 Doug Kwan <dougkwan@google.com>
5302
5303 * arm.cc (Arm_exidx_input_section): New class.
5304 (Arm_relobj::exidx_input_section_by_link,
5305 Arm_relobj::exidx_input_section_by_shndx,
5306 Arm_relobj::make_exidx_input_section): New methods.
5307 (read_arm_attributes_section): Remove.
5308 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5309 information about them.
5310 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5311 to here.
5312
5ac169d4
DK		 53132010-01-20 Doug Kwan <dougkwan@google.com>
5314
5315 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5316 Input_section_specifier to Section_id.
5317 (Target_arm::new_arm_input_section: Adjust code for change of key
5318 type.
5319 (Target_arm::find_arm_input_section): Ditto.
5320 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5321 (Section_id): Remove.
5322 (Garbage_collection::Section_id_hash): Remove.
5323 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5324 (Section_id): Remove.
5325 (Icf::Section_id_hash): Remove.
5326 * object.h (Section_id, Const_section_id, Section_id_hash,
5327 Const_section_id_hash): New type definitions.
5328 * output.cc (Output_section::add_relaxed_input_section): Change to
5329 use Const_section_id instead of Input_section_specifier as key type.
5330 (Output_section::add_merge_input_section): Ditto.
5331 (Output_section::build_relaxation_map): Change to use Section_id
5332 instead of Input_section_specifier as key type.
5333 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5334 Ditto.
5335 (Output_section::convert_input_sections_to_relaxed_sections): Change
5336 to use Const_section_id instead of Input_section_specifier as key type.
5337 (Output_section::find_merge_section): Ditto.
5338 (Output_section::find_relaxed_input_section): Ditto.
5339 * output.h (Input_section_specifier): Remove class.
5340 (Output_section::Output_section_data_by_input_section_map): Change
5341 key type to Const_section_id.
5342 (Output_section::Output_relaxed_input_section_by_input_section_map):
5343 Ditto.
5344 (Output_section::Relaxation_map): Change key type to Section_id.
5345
a2162063
ILT		 53462010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5347
5348 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5349 (class Arm_v4bx_stub): New class.
5350 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5351 (Stub_factory::make_arm_v4bx_stub): New method.
5352 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5353 (Stub_table::empty): Handle v4bx stubs.
5354 (Stub_table::add_arm_v4bx_stub): New method.
5355 (Stub_table::find_arm_v4bx_stub): New method.
5356 (Arm_relocate_functions::v4bx): New method.
5357 (Target_arm::fix_v4bx): New method.
5358 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5359 (Stub_table::relocate_stubs): Likewise.
5360 (Stub_table::do_write): Likewise.
5361 (Stub_table::update_data_size_and_addralign): Likewise.
5362 (Stub_table::finalize_stubs): Likewise.
5363 (Target_arm::Scan::local): Likewise.
5364 (Target_arm::Scan::global): Likewise.
5365 (Target_arm::do_finalize_sections): Likewise.
5366 (Target_arm::Relocate::relocate): Likewise.
5367 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5368 Likewise.
5369 (Target_arm::scan_reloc_for_stub): Likewise.
5370 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5371
5696ab0b
ILT		 53722010-01-19 Ian Lance Taylor <iant@google.com>
5373
5374 * output.cc (Output_section_headers::do_sized_write): Write large
5375 segment count to sh_info field.
5376 (Output_file_header::do_sized_write): For large segment count,
5377 write PN_XNUM to e_phnum field.
5378
800d0f56
ILT		 53792010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5380
5381 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5382 (Arm_relocate_functions::thm_jump8): New function.
5383 (Arm_relocate_functions::thm_jump11): New function.
5384 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5385 R_ARM_THM_JUMP11.
5386 (Target_arm::Scan::global): Likewise.
5387 (Target_arm::Relocate::relocate): Likewise.
5388 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5389 Likewise.
5390
41263c05
DK		 53912010-01-14 Doug Kwan <dougkwan@google.com>
5392
5393 * arm.cc (map, utility): Include headers.
5394 (Target_arm::apply_cortex_a8_workaround): New method.
5395 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5396 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5397 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5398 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5399 the --[no-]fix-cortex-a8 command line options.
5400 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5401 (Target_arm::relocate_stub): Use addend in instruction template.
5402 * options.h (DEFINE_bool): Set the user-set flag.
5403 (General_options): Add --[no-]-fix-cortex options.
5404 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5405 : Update fast look-up map after conversion.
41263c05 5406
459e9b03
ST		 54072010-01-14 Sriraman Tallam <tmsriram@google.com>
5408
5409 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5410 in the first pass of do_layout.
5411
b521dfe4
DK		 54122010-01-13 Doug Kwan <dougkwan@google.com>
5413
5414 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5415 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5416 apparent compiler problem of not folding static constant integral
5417 data members of elfcpp::Elf_sizes<32>.
5418
44272192
DK		 54192010-01-13 Doug Kwan <dougkwan@google.com>
5420
5421 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5422 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5423 Arm_relobj::scan_section_for_cortex_a8_erratum,
5424 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5425 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5426 sections to scan for relocation stubs into a new method
5427 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5428 relocation and Cortex-A8 stub scanning.
5429 (Target_arm::do_relax): Force stubs to be after stubbed sections
5430 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5431 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5432 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5433
44b71ece
ILT		 54342010-01-12 Ian Lance Taylor <iant@google.com>
5435
5436 * target-reloc.h (visibility_error): New inline function.
5437 (relocate_section): Call visibility_error.
5438 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5439 (MOSTLYCLEANFILES): Likewise.
5440 (protected_4_pic.o, protected_3.err): New targets.
5441 * testsuite/protected_4.cc: New file.
5442
a120bc7f
DK		 54432010-01-12 Doug Kwan <dougkwan@google.com>
5444
5445 * arm.cc (Cortex_a8_reloc): New class.
5446 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5447 and cortex_a8_relocs_info_.
5448 (Target_arm::fix_cortex_a8): New method definition.
5449 (Target_arm::Cortex_a8_relocs_info): New type.
5450 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5451 New data member declarations.
5452 (Target_arm::scan_reloc_for_stub): Record information about
5453 relocations for THUMB branches that might be exempted from the
5454 Cortex-A8 workaround.
5455 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5456 at the beginning of a relaxation pass.
5457
20138696
DK		 54582010-01-12 Doug Kwan <dougkwan@google.com>
5459
5460 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5461 (Arm_relobj::Mapping_symbol_position,
5462 Arm_reloj::Mapping_symbol_position_less,
5463 Arm_relobj::Mapping_symbols_info): New types.
5464 (Target_arm::is_mapping_symbol_name): New method definition.
5465 (Arm_relobj::do_count_local_symbols): Save information about mapping
5466 symbols.
5467
089d69dc
DK		 54682010-01-11 Doug Kwan <dougkwan@google.com>
5469
5470 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5471 Arm_relocate_functions::thumb32_branch_upper,
5472 Arm_relocate_functions::thumb32_branch_lower,
5473 Arm_relocate_functions::thumb32_cond_branch_offset,
5474 Arm_relocate_functions::thumb32_cond_branch_upper,
5475 Arm_relocate_functions::thumb32_cond_branch_lower,
5476 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5477 branch offset encoding.
5478 (Arm_relocate_functions::thumb_branch_common): Use new branch
5479 offset encoding methods to avoid code duplication.
5480 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5481 (Stub_addend_reader::operator()): Use new branch encoding method
5482 to avoid code duplication.
5483
99e5bff2
DK		 54842010-01-11 Doug Kwan <dougkwan@google.com>
5485
5486 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5487 (Target_arm::do_finalize_sections): Define special EXIDX section
5488 symbols only if referenced.
5489 * gc.h (Garbage_collection::add_reference): New method.
5490 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5491 code duplication.
5492
98e090bd
ILT		 54932010-01-11 Ian Lance Taylor <iant@google.com>
5494
d0a91bd8
ILT		 5495 * script.cc (Version_script_info::build_expression_list_lookup):
5496 Change complaing about duplicate wildcard match from error to
5497 warning.
5498
98e090bd
ILT		 5499 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5500 of 2009-12-30.
5501 (Version_script_info::Version_script_info): Initialize globs_,
5502 default_version_, default_is_global_, and exact_. Don't
5503 initialize globals_ or locals_.
5504 (Version_script_info::build_lookup_tables): Build local symbols
5505 first.
5506 (Version_script_info::unquote): New function.
5507 (Version_script_info::add_exact_match): New function.
5508 (Version_script_info::build_expression_list_lookup): Remove lookup
5509 parameter. Add is_global parameter. Change all callers. Handle
5510 wildcard pattern specially. Unquote pattern. Call
5511 add_exact_match.
5512 (Version_script_info::get_name_to_match): New function.
5513 (Version_script_info::get_symbol_version): New function.
5514 (Version_script_info::get_symbol_version_helper): Remove.
5515 (Version_script_info::check_unmatched_names): Call unquote.
5516 * script.h (class Version_script_info): Change get_symbol_version
5517 to be non-inline and add is_global parameter; change all callers.
5518 Rewrite symbol_is_local. Update declarations. Define struct
5519 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5520 Remove globals_ and locals_ members. Add exact_, globs_,
5521 default_version_, is_global_.
5522 (Version_script_info::Glob): Remove pattern, add expression and
5523 is_global. Update constructor. Change all callers.
5524 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5525 default version.
5526 (Versions::symbol_section_contents): If a symbol is undefined, or
5527 defined in a dynamic object, set the version index to
5528 VER_NDX_LOCAL.
5529 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5530 symbol_is_local.
5531 (Symbol_table::add_from_pluginobj): Likewise.
5532 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5533
d56962d3
DK		 55342010-01-11 Doug Kwan <dougkwan@google.com>
5535
5536 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5537 (incremental_dump_LDADD): Add linking option for libintl.
5538 * Makefile.in: Regenerate.
5539
94e6ee91
L		 55402010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5541
5542 PR gold/11144
5543 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5544 instead of -Ds.
5545 * testsuite/Makefile.in: Regenerated.
5546
e96c574b
DK		 55472010-01-10 Doug Kwan <dougkwan@google.com>
5548
5549 * options.h (DEFINE_var): Use parentheses around argument varname__
5550 in macro body to avoid any unintended subsequent substitutions.
5551
7198066b
ILT		 55522010-01-10 Ian Lance Taylor <iant@google.com>
5553
ba4d53bf
ILT		 5554 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5555 candidates before doing symbol resolution.
5556
7198066b
ILT		 5557 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5558 ODR candidates if only one is weak.
5559
a2beed37
ILT		 55602010-01-08 Ian Lance Taylor <iant@google.com>
5561
5562 * script.cc (Version_script_info::build_expression_list_lookup):
5563 Don't warn about ambiguous version, just record the ambiguity.
5564 (Version_script_info::get_symbol_version_helper): Give error if
5565 version is ambiguous.
5566
2fb7225c
DK		 55672010-01-08 Doug Kwan <dougkwan@google.com>
5568
5569 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5570 prev_data_size_ and prev_addralign_. Remove initializer for
5571 deleted data member has_been_changed_.
5572 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5573 to determine if the table is empty.
5574 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5575 Remove.
5576 (Stub_table::add_reloc_stub): Define method in class definition
5577 instead of just declaring it there.
5578 (Stub_table::add_cortex_a8_stub): New method definition.
5579 (Stub_table::update_data_size_and_addralign): Ditto.
5580 (Stub_table::finalize_stubs): Ditto.
5581 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5582 (Stub_table::do_addralign_): Return address alignment in the
5583 (Stub_table::do_reset_address_and_file_offset): Define method in
5584 class definition instead of declaring it there. Set current data
5585 size to be the data size of the previous pass.
5586 (Stub_table::set_final_data_size): Use current data size as the
5587 final data size.
5588 (Stub_table::relocate_stub): Change parameter type of stub from
5589 Reloc_stub pointer to Stub pointer.
5590 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5591 (Stub_table::Cortex_a8_stub_list): New typedef.
5592 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5593 Stub_table::prev_addralign_): New data member.
5594 (Arm_relobj::Arm_relobj): Initialize data member
5595 section_has_cortex_a8_workaround_.
5596 (Arm_relobj::section_has_cortex_a8_workaround,
5597 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5598 definitions.
5599 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5600 declarations.
5601 (Target_arm::relocate_stub): Change parameter type of stub from
5602 Reloc_stub pointer to Stub pointer.
5603 (Insn_template::size, Insn_template::alignment): Handle
5604 THUMB16_SPECIAL_TYPE.
5605 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5606 Stub_table::update_data_size_and_addralign,
5607 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5608 definitions.
5609 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5610 (Stub_table::do_write): Ditto.
5611 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5612
880cd20d
ILT		 56132010-01-08 Ian Lance Taylor <iant@google.com>
5614
5615 PR 11108
5616 * symtab.h (class Symbol): Remove fields is_target_special_ and
5617 has_plt_offset_. Add field is_defined_in_discarded_section_.
5618 (Symbol::is_defined_in_discarded_section): New function.
5619 (Symbol::set_is_defined_in_discarded_section): New function.
5620 (Symbol::has_plt_offset): Rewrite.
5621 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5622 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5623 Don't initialize is_target_special_ or has_plt_offset_.
5624 Initialize is_defined_in_discarded_section_.
5625 (Symbol_table::add_from_relobj): If appropriate, set
5626 is_defined_in_discarded_section.
5627 * resolve.cc (Symbol::override_base_with_special): Don't test
5628 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5629 * target-reloc.h (relocate_section): Do special handling for
5630 symbols defined in discarded sections for global symbols as well
5631 as local symbols.
5632
2703e3eb
ILT		 56332010-01-08 Ian Lance Taylor <iant@google.com>
5634
5635 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5636 the SHT_SYMTAB case.
5637
339d40a3
ILT		 56382010-01-08 Ian Lance Taylor <iant@google.com>
5639
5640 * object.cc (Sized_relobj::do_layout): Don't get confused if
5641 layout_eh_frame returns NULL.
5642
abecea76
ILT		 56432010-01-08 Ian Lance Taylor <iant@google.com>
5644
5645 PR 11084
5646 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5647 dynamic symbol table, use the normal symbol table.
5648 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5649 symbol table.
5650
6b7dd3f3
ILT		 56512010-01-08 Ian Lance Taylor <iant@google.com>
5652
5653 PR 11072
5654 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5655 sections.
5656
36c50e63
L		 56572010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5658
5659 * version.cc (print_version): Change to "Copyright 2010".
5660
e291e7b9
ILT		 56612010-01-08 Ian Lance Taylor <iant@google.com>
5662
5663 PR 10287
5664 PR 11063
5665 * i386.cc (class Target_i386): Change return type of plt_section
5666 to be non-const.
5667 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5668 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5669 tls_desc_rel_ field.
5670 (Output_data_plt_i386::rel_tls_desc): New function.
5671 (Target_i386::rel_tls_desc_section): New function.
5672 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5673 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5674 R_386_TLS_DESC reloc in rel_tls_desc_section.
5675 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5676 Define struct Tlsdesc_info.
5677 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5678 (Target_x86_64::do_reloc_symbol_index): New function.
5679 (Target_x86_64::add_tlsdesc_info): New function.
5680 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5681 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5682 tlsdesc_rel_ field.
5683 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5684 all callers.
5685 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5686 (Target_x86_64::rela_tlsdesc_section): New function.
5687 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5688 handling.
5689 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5690 (Target_x86_64::do_reloc_addend): New function.
5691 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5692 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5693 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5694 (Output_reloc::type): New function.
5695 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5696 (Output_reloc::is_target_specific): New function.
5697 (Output_reloc::target_arg): New function.
5698 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5699 absolute relocs and target specific relocs.
5700 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5701 add_target_specific.
5702 (class Output_data_reloc) [SHT_RELA]: Likewise.
5703 * output.cc (Output_reloc::Output_reloc): Add four new versions
5704 for absolute relocs and target specific relocs.
5705 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5706 (Output_reloc::get_symbol_index): Likewise.
5707 (Output_reloc::local_section_offset): Check that local_sym_index_
5708 is not TARGET_CODE or 0.
5709 (Output_reloc::symbol_value): Likewise.
5710 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5711 reloc.
5712 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5713 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5714 functions.
5715 * layout.cc (add_target_dynamic_tags): Use output section for
5716 DT_PLTRELSZ and DT_JMPREL.
5717
3a44184e
ILT		 57182010-01-07 Ian Lance Taylor <iant@google.com>
5719
5720 PR 11061
5721 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5722 function.
5723 (class Output_data_reloc_generic): Define.
5724 (class Output_data_reloc_base): Change base class to
5725 Output_data_reloc_generic. Change add() method to call
5726 bump_relative_reloc_count for a relative reloc. Remove
5727 sort_relocs_ field.
5728 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5729 to sort_relocs().
5730 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5731 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5732 appropriate.
5733 * layout.h (class Layout): Update declaration.
5734
ea715a34
ILT		 57352010-01-07 Ian Lance Taylor <iant@google.com>
5736
5737 * output.h (class Output_data): Add const version of
5738 output_section and do_output_section.
5739 (class Output_section_data): Add const version of
5740 do_output_section.
5741 (class Output_section): Likewise.
5742 * layout.cc (Layout::add_target_dynamic_tags): New function.
5743 * layout.h (class Layout): Update declarations.
5744 * arm.cc (Target_arm::do_finalize_sections): Use
5745 add_target_dynamic_tags.
5746 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5747 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5748 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5749 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5750
659948a4
ILT		 57512010-01-07 Ian Lance Taylor <iant@google.com>
5752
5753 PR 11042
5754 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5755 object as needed.
5756
9d3b86f6
ILT		 57572010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5758 Ian Lance Taylor <iant@google.com>
5759
5760 PR 11019
5761 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5762 Xindex::read_symtab_xindex.
5763
bb0d3eb0
DK		 57642010-01-07 Doug Kwan <dougkwan@google.com>
5765
5766 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5767 (Insn_template::thumb16_bcond_insn): New method declaration.
5768 (Insn_template): Fix spelling.
5769 (Stub::thumb16_special): New method declaration.
5770 (Stub::do_write): Define virtual method which was previously pure
5771 virtual.
5772 (Stub::do_thumb16_special): New method declaration.
5773 (Stub::do_fixed_endian_write): New template member.
5774 (Reloc_stub::do_write): Remove.
5775 (Reloc_stub::do_fixed_endian_write): Remove.
5776 (Cortex_a8_stub): New class definition.
5777 (Stub_factory::make_cortex_a8_stub): New method definition.
5778 (Stub_factory::Stub_factory): Add missing static storage class
5779 qualifier for elf32_arm_stub_a8_veneer_blx.
5780
ffeef7df
ILT		 57812010-01-07 Ian Lance Taylor <iant@google.com>
5782
dc3f80fe
ILT		 5783 PR 10980
5784 * options.h (class General_options): Add --warn-unresolved-symbols
5785 and --error-unresolved-symbols.
5786 * errors.cc (Errors::undefined_symbol): Implement
5787 --warn-unresolved-symbols.
5788
ffeef7df
ILT		 5789 * options.h (class General_options): Add -z text and -z textoff.
5790 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5791
f1ec9ded
ST		 57922010-01-06 Sriraman Tallam <tmsriram@google.com>
5793
5794 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5795 (Garbage_collection::cident_sections): New function.
5796 (Garbage_collection::add_cident_section): New function.
5797 (Garbage_collection::cident_sections_): New member.
5798 (gc_process_relocs): Add references to sections whose names are C
5799 identifiers.
5800 * gold.h (cident_section_start_prefix): New constant.
5801 (cident_section_stop_prefix): New constant.
5802 (is_cident): New function.
5803 * layout.cc (Layout::define_section_symbols): Replace string constants
5804 with the newly defined constants.
5805 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5806 C identifiers.
5807 * testsuite/Makefile.am: Add gc_orphan_section_test.
5808 * testsuite/Makefile.in: Regenerate.
5809 * testsuite/gc_orphan_section_test.cc: New file.
5810 * testsuite/gc_orphan_section_test.sh: New file.
5811
6eda8c29
ILT		 58122010-01-06 Ian Lance Taylor <iant@google.com>
5813
b9674e17
ILT		 5814 PR 10980
5815 * options.h (class General_options): Add --warn-shared-textrel.
5816 * layout.cc (Layout::finish_dynamic_section): Implement
5817 --warn-shared-textrel.
5818
6eda8c29
ILT		 5819 PR 10980
5820 * options.h (class General_options): Add --warn-multiple-gp.
5821
32dcd44e
ILT		 58222010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5823
5824 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5825 $(THREADSLIB) and $(LIBDL).
5826 * Makefile.in: Rebuild.
5827
a192ba05
ILT		 58282010-01-06 Ian Lance Taylor <iant@google.com>
5829
5830 PR 10980
5831 * options.cc (General_options::parse_section_start): New function.
5832 (General_options::section_start): New function.
5833 (General_options::General_options): Initialize all members.
5834 * options.h: Include <map>
5835 (class General_options): Add --section-start. Add section_starts_
5836 member.
5837 * layout.cc (Layout::attach_allocated_section_to_segment): If
5838 --section-start was used, set the address of the segment. Remove
5839 local sort_sections.
5840 (Layout::relaxation_loop_body): If the address of the load segment
5841 has been set by --section-start, don't use it.
5842 * output.h (Output_segment::update_flags_for_output_section): New
5843 function.
5844 * output.cc (Output_segment::add_output_section): Call
5845 update_flags_for_output_section.
5846
dde3f402
ILT		 58472010-01-05 Ian Lance Taylor <iant@google.com>
5848
62dfdd4d
ILT		 5849 PR 10980
5850 * options.h (class General_options): Add --undefined-version.
5851 * script.cc (struct Version_expression): Add was_matched_by_symbol
5852 field.
5853 (Version_script_info::matched_symbol): New function.
5854 (Version_script_info::get_symbol_version_helper): Call
5855 matched_symbol.
5856 (Version_script_info::check_unmatched_names): New function.
5857 * script.h (class Version_script_info): Update declarations.
5858 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5859
9c4ae156
ILT		 5860 * options.h (class General_options): Use DEFINE_bool_alias for
5861 allow_multiple_definition.
5862 * resolve.cc (Symbol_table::should_override): Don't test
5863 allow_multiple_definition.
5864
dde3f402
ILT		 5865 PR 10980
5866 * options.h (class General_options): Add --cref.
5867 * main.cc (main): Print cref table if --cref. Don't close mapfile
5868 until after printing cref table.
5869 * cref.cc: Include "symtab.h".
5870 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5871 (Cref_table_compare::operator()): New function.
5872 (Cref_inputs::gather_cref): New function.
5873 (filecol): New static const.
5874 (Cref_inputs::print_cref): New function.
5875 (Cref::print_cref): New function.
5876 * cref.h: Include <cstdio>.
5877 (class Cref): Update declarations.
5878 * mapfile.h (Mapfile::file): New function.
5879 * object.h (class Object): Define Symbols. Declare virtual
5880 do_get_global_symbols.
5881 (Object::get_global_symbols): New function.
5882 * object.cc (Input_objects::add_object): Pass object to cref_ if
5883 --cref.
5884 (Input_objects::archive_start): Likewise.
5885 (Input_objects::archive_stop): Likewise.
5886 (Input_objects::print_cref): New function.
5887 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5888 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5889 --cref.
5890 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5891 function.
5892 * plugin.h (class Sized_pluginobj): Update declarations.
5893
8781f709
ILT		 58942010-01-05 Ian Lance Taylor <iant@google.com>
5895
5896 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5897 to is_default_version. Rename insdef to insdefault.
5898 (Symbol_table::add_from_relobj): Rename def to is_default_version
5899 and local to is_forced_local.
5900 (Symbol_table::add_from_pluginobj): Likewise.
5901 (Symbol_table::add_from_dynobj): Likewise.
5902 (Symbol_table::define_special_symbol): Rename insdef to
5903 insdefault.
5904
fe35d28d
ILT		 59052010-01-04 Ian Lance Taylor <iant@google.com>
5906
30bc8c46
ILT		 5907 PR 10980
5908 * options.h (class General_options): Add
5909 --allow-multiple-definition and -z muldefs.
5910 * resolve.cc (Symbol_table::should_override): Don't warn about a
5911 multiple symbol definition if --allow-multiple-definition or -z
5912 muldefs.
5913
7eaea549
ILT		 5914 PR 10980
5915 * options.h (class General_options): Add --add-needed and
5916 --copy-dt-needed-entries. Tweak --as-needed help entry.
5917 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5918 error if --copy-dt-needed-entries aka --add-needed is used and
5919 would cause a change in behaviour.
5920
fe35d28d
ILT		 5921 PR 10980
5922 * options.h (class General_options): Add -G as a short version of
5923 --shared. Add no-op options -assert, -g, and -i.
5924
55a2bb35
ST		 59252010-01-04 Sriraman Tallam <tmsriram@google.com>
5926
5927 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5928 check for .text or .gnu.linkonce.t sections.
5929 * icf.cc (Icf::find_identical_sections): Ditto.
5930 Change the detection for mangled function name within the section
5931 name.
5932 * icf.h (is_section_foldable_candidate): New function.
5933
719328e1
ILT		 59342009-12-30 Ian Lance Taylor <iant@google.com>
5935
5936 PR 10980
5937 * options.h (class General_options): Permit two dashes with
5938 --retain-symbols-file.
5939
d7bb5745
ILT		 59402009-12-30 Ian Lance Taylor <iant@google.com>
5941
403a15dd
ILT		 5942 PR 10979
5943 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5944 don't put the file header and segment headers in the text
5945 segment.
5946
eda294df
ILT		 5947 PR 10979
5948 * common.cc (Sort_commons::operator()): Stabilize sort when both
5949 entries are NULL.
5950 (Symbol_table::do_allocate_commons_list): When allocating common
5951 symbols, skip a symbol which is no longer common.
5952 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5953 an object before checking its type.
5954 * testsuite/common_test_2.c: New file.
5955 * testsuite/common_test_3.c: New file.
5956 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5957 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5958 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5959 (common_test_2_pic.o, common_test_2.so): New targets.
5960 (common_test_3_pic.o, common_test_3.so): New targets.
5961 * testsuite/Makefile.in: Rebuild.
5962
d7bb5745
ILT		 5963 PR 10979
5964 * script.cc (read_input_script): If we see a new SECTIONS clause,
5965 and we have added an input section, give an error.
5966 * layout.h (class Layout): Add have_added_input_section function.
5967 Add have_added_input_section_ field.
5968 * layout.cc (Layout::Layout): Initialize
5969 have_added_input_section_.
5970 (Layout::layout): Set have_added_input_section_.
5971 (Layout::layout_eh_frame): Likewise.
5972
fc59c572
ILT		 59732009-12-30 Ian Lance Taylor <iant@google.com>
5974
5975 PR 10931
5976 * options.h (class General_options): Add --sort-common option.
5977 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5978 * common.cc (Sort_common): Add sort_order parameter to
5979 constructor. Add sort_order_ field.
5980 (Sort_commons::operator): Check sort_order_.
5981 (Symbol_table::allocate_commons): Determine the sort order.
5982 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5983 Change all callers.
5984 (Symbol_table::do_allocate_commons_list): Likewise.
5985
1c74fab0
ILT		 59862009-12-30 Ian Lance Taylor <iant@google.com>
5987
5988 PR 10916
5989 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5990 symbols from this object, don't change the visibility of an
5991 undefined symbol.
5992 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5993
6affe781
ILT		 59942009-12-30 Ian Lance Taylor <iant@google.com>
5995
5996 PR 10861
5997 * script.h (class Version_script_info): Define Language enum.
5998 Update declarations. Define Glob, Exact, and Lookup types. Add
5999 new fields globals_, locals_, and is_finalized_.
6000 * script.cc: Various formatting fixes.
6001 (class Parser_closure): Change language_stack_ from a vector of
6002 std::string to one of Version_script_info::Language. Adjust all
6003 uses accordingly.
6004 (class Lazy_demangler): Remove.
6005 (struct Version_expression): Change language from std::string to
6006 Version_script_info::Language.
6007 (Version_script_info::Version_script_info): New function.
6008 (Version_script_info::~Version_script_info): Don't call clear.
6009 (Version_script_info::finalize): New function.
6010 (Version_script_info::build_lookup_tables): New function.
6011 (Version_script_info::build_expression_list_lookup): New
6012 function.
6013 (Version_script_info::get_symbol_version_helper): Rewrite to use
6014 lookup tables.
6015 (Version_script_info::print_expression_list): Adjust to use
6016 Version_script_info::Language.
6017 (script_push_lex_into_version_mode): Check that the version script
6018 has not been finalized.
6019 (version_script_push_lang): Change language string to
6020 Version_script_info::Language.
6021 * options.cc (Command_line::version_script): New function.
6022 * options.h (class General_options): Add finalize_dynamic_list
6023 function. Change version_script from declaration to definition.
6024 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6025 * testsuite/version_script.map: Remove duplicate def of foo.
6026 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6027 version_script.map.
6028 * testsuite/Makefile.in: Rebuild.
6029
818bf354
ILT		 60302009-12-30 Ian Lance Taylor <iant@google.com>
6031
6032 PR 10843
6033 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6034 if the input symbol index is 0, make the output symbol index 0.
6035
ebcc8304
ILT		 60362009-12-30 Ian Lance Taylor <iant@google.com>
6037
6038 PR 10670
6039 * options.h (class General_options): Add -x/--discard-all.
6040 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6041 --discard-all. If the local symbol needs a dynamic entry, check
6042 that before handling --discard-locals.
6043
176fe33f
ILT		 60442009-12-30 Ian Lance Taylor <iant@google.com>
6045
bb321bb1
ILT		 6046 PR 10450
6047 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6048 flags to PF_R.
6049 (Output_segment::add_output_section): Don't change the flags if
6050 the type is PT_TLS.
6051
176fe33f
ILT		 6052 PR 10450
6053 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6054 GNU hash table if they need a dynamic value. Otherwise, don't add
6055 them if they are defined in a dynamic object or are forced local.
6056
e8cd95c7
ILT		 60572009-12-29 Ian Lance Taylor <iant@google.com>
6058
1b81fb71
ILT		 6059 PR 10450
6060 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6061 .gnu.hash table for a 32-bit target.
6062
8d6d383d
ILT		 6063 PR 10450
6064 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6065 regular and a dynamic object only needs a dynamic symbol table
6066 entry if it is externally visible.
6067
e785ec03
ILT		 6068 PR 10450
6069 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6070 constructor. Add global_offset_table_ field.
6071 (Target_i386::got_section): Set global_offset_table_.
6072 (Target_i386::do_finalize_sections): Set global_offset_table_
6073 size.
6074 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6075 in constructor. Add global_offset_table_ field.
6076 (Target_x86_64::got_section): Set global_offset_table_.
6077 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6078 size.
6079
1a2dff53
ILT		 6080 * layout.cc (Layout::Layout): Initialize increase_relro_.
6081 (Layout::get_output_section): Add is_relro, is_last_relro, and
6082 is_first_non_relro parameters. Change all callers.
6083 (Layout::choose_output_section): Likewise.
6084 (Layout::add_output_section_data): Likewise.
6085 (Layout::make_output_section): Likewise.
6086 (Layout::set_segment_offsets): Clear increase_relro when using a
6087 linker script.
6088 * layout.h (class Layout): Add increase_relro method. Add
6089 increase_relro_ field. Update declarations.
6090 * output.cc (Output_section::Output_section): Initialize
6091 is_last_relro_ and is_first_non_relro_.
6092 (Output_segment::add_output_section): Group relro sections is
6093 do_sort is true. Handle is_last_relro and is_first_non_relro.
6094 (Output_segment::maximum_alignment): Remove relro handling.
6095 (Output_segment::set_section_addresses): Add increase_relro
6096 parameter. Change all callers. Add initial alignment to align
6097 relro sections on separate page. Remove old relro handling.
6098 (Output_segment::set_section_list_addresses): Remove in_relro
6099 parameter. Change all callers.
6100 (Output_segment::set_offset): Add increase parameter. Change all
6101 callers. Remove old relro handling.
6102 * output.h (class Output_section): Add new methods: is_last_relro,
6103 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6104 Add is_last_relro_ and is_first_non_relro_ fields.
6105 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6106 Create separate .got.plt section. Call increase_relro.
6107 * x86_64.cc (Target_x86_64::got_section): Likewise.
6108 * testsuite/relro_script_test.t: Add .got.plt.
6109
f0ba79e2
ILT		 6110 PR 10450
6111 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6112 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6113 (Layout::finalize): Call set_dynamic_symbol_size.
6114 (Layout::set_dynamic_symbol_size): New function.
6115 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6116 set_dynamic_symbol_size.
6117
e8cd95c7
ILT		 6118 PR 10450
6119 * output.h (class Output_section): Add is_entsize_zero_ field.
6120 * output.cc (Output_section::Output_section): Initialize
6121 is_entsize_zero_.
6122 (Output_section::set_entsize): If two different entsizes are
6123 requested, force it to zero.
6124 (Output_section::add_input_section): Set flags for .debug_str
6125 before updating section flags. Set entsize.
6126 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6127 and SHF_STRING if all input sections have those flags.
6128
3e1b9a8a
RÁE		 61292009-12-29 Rafael Espindola <espindola@google.com>
6130
6131 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6132 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6133 reporting.
3e1b9a8a 6134
3dcad376
ST		 61352009-12-29 Sriraman Tallam <tmsriram@google.com>
6136
6137 * options.cc (General_options::parse_version): Allow -v to exit
6138 without an error if there is nothing to link.
6139
084e2665
ILT		 61402009-12-29 Ian Lance Taylor <iant@google.com>
6141
6142 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6143 using a version of gcc before 4.1.
6144 * configure: Rebuild.
6145
250acde3
CD		 61462009-12-28 Chris Demetriou <cgd@google.com>
6147
6148 * attributes.cc (Output_attributes_section_data::do_write): Use
6149 std::vector::front rather than std::vector::data.
6150
99fff23b
ILT		 61512009-12-28 Ian Lance Taylor <iant@google.com>
6152
6153 * symtab.h (class Symbol_table): Add enum Defined.
6154 * resolve.cc (Symbol_table::should_override): Add defined
6155 parameter. Change all callers. Test whether object is NULL
6156 before calling a method on it.
6157 (Symbol_table::report_resolve_problem): Add defined parameter.
6158 Change all callers.
6159 (Symbol_table::should_override_with_special): Likewise.
6160 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6161 parameter. Change all callers.
6162 (Symbol_table::do_define_in_output_data): Likewise.
6163 (Symbol_table::define_in_output_segment): Likewise.
6164 (Symbol_table::do_define_in_output_segment): Likewise.
6165 (Symbol_table::define_as_constant): Likewise.
6166 (Symbol_table::do_define_as_constant): Likewise.
6167 * script.h (class Symbol_assignment): Add is_defsym parameter to
6168 constructor; change all callers.
6169 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6170 parameter. Change all callers. Add is_defsym_ field.
6171 (class Parser_closure): Add parsing_defsym parameter to
6172 constructor; change all callers. Add parsing_defsym accessor
6173 function. Add parsing_defsym_ field.
6174
556bd683
ILT		 61752009-12-28 Ian Lance Taylor <iant@google.com>
6176
6177 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6178 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6179
1782c879
ILT		 61802009-12-23 Ian Lance Taylor <iant@google.com>
6181
6182 * i386.cc (Target_i386::do_calls_non_split): Recognize
6183 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6184 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6185 -fsplit-stack prologue when using %r11.
1782c879 6186
329ca2b1
ST		 61872009-12-21 Sriraman Tallam <tmsriram@google.com>
6188
6189 * options.cc (General_options::parse_version): Make -v continue and do
6190 the link like GNU ld does.
6191
d675ff46
RÁE		 61922009-12-17 Rafael Avila de Espindola <espindola@google.com>
6193
6194 * Makefile.am (CCFILES): Add timer.cc.
6195 (HFILES): Add timer.h.
6196 * configure.ac: Check for sysconf and times.
6197 * main.cc: include timer.h.
6198 (main): Use Timer instead of get_run_time.
6199 * timer.cc: New.
6200 * timer.h: New.
6201 * workqueue.cc: include timer.h.
6202 (Workqueue::find_and_run_task):
6203 Report user, sys and wall time.
6204 * Makefile.in: Regenerate.
6205 * config.in: Regenerate.
6206 * configure: Regenerate.
6207
d6344fb5
DK		 62082009-12-16 Doug Kwan <dougkwan@google.com>
6209
6210 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6211 sections.
6212 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6213 relaxed input sections.
6214 * output.cc (Output_section::find_relaxed_input_section): Change
6215 return type to Output_relaxed_input_section pointer. Adjust code
6216 for new type of relaxed_input_section_map_.
6217 * output.h (Output_section::find_relaxed_input_section): Change
6218 return type to Output_relaxed_input_section pointer.
6219 (Output_section::Output_relaxed_input_section_by_input_section_map):
6220 New type.
6221 (Output_section::relaxed_input_section_map_): Change type to
6222 Output_section::Output_relaxed_input_section_by_input_section_map.
6223 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6224 input section.
6225
0e0d5469
ILT		 62262009-12-15 Ian Lance Taylor <iant@google.com>
6227
6228 * layout.cc (Layout::create_shstrtab): Only write out after input
6229 sections if we are compressing debug sections.
6230
0649a889
ILT		 62312009-12-15 Ian Lance Taylor <iant@google.com>
6232
6233 * archive.cc (Archive::add_symbols): Only look up a symbol without
6234 a version if there is, in fact, a version.
6235
2ea97941
ILT		 62362009-12-14 Ian Lance Taylor <iant@google.com>
6237
6238 Revert -Wshadow changes, all changes from:
6239 2009-12-11 Doug Kwan <dougkwan@google.com>
6240 2009-12-11 Nick Clifton <nickc@redhat.com>
6241 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6242
b0eec2cc
DK		 62432009-12-11 Doug Kwan <dougkwan@google.com>
6244
6245 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6246 due to -Wshadow.
6247 * attributes.cc (Object_attribute::size): Ditto.
6248 (Attributes_section_data::size): Ditto.
6249 (Attributes_section_data::Attributes_section_data): Ditto.
6250 (Output_attributes_section_data::do_write): Ditto.
6251 * attributes.h (Object_attribute::set_type): Ditto.
6252 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6253
91d6fa6a
NC		 62542009-12-11 Nick Clifton <nickc@redhat.com>
6255
6256 * archive.cc: Fix shadowed variable warnings.
6257 * arm.cc: Likewise.
6258 * compressed_output.cc: Likewise.
6259 * compressed_output.h: Likewise.
6260 * configure: Likewise.
6261 * dwarf_reader.cc: Likewise.
6262 * dynobj.cc: Likewise.
6263 * dynobj.h: Likewise.
6264 * ehframe.cc: Likewise.
6265 * ehframe.h: Likewise.
6266 * errors.cc: Likewise.
6267 * expression.cc: Likewise.
6268 * fileread.cc: Likewise.
6269 * fileread.h: Likewise.
6270 * freebsd.h: Likewise.
6271 * i386.cc: Likewise.
6272 * icf.cc: Likewise.
6273 * incremental.h: Likewise.
6274 * layout.cc: Likewise.
6275 * layout.h: Likewise.
6276 * mapfile.cc: Likewise.
6277 * merge.cc: Likewise.
6278 * merge.h: Likewise.
6279 * object.cc: Likewise.
6280 * object.h: Likewise.
6281 * options.h: Likewise.
6282 * output.cc: Likewise.
6283 * output.h: Likewise.
6284 * parameters.cc: Likewise.
6285 * plugin.cc: Likewise.
6286 * powerpc.cc: Likewise.
6287 * reduced_debug_output.cc: Likewise.
6288 * reduced_debug_output.h: Likewise.
6289 * reloc.cc: Likewise.
6290 * reloc.h: Likewise.
6291 * resolve.cc: Likewise.
6292 * script-sections.cc: Likewise.
6293 * script.cc: Likewise.
6294 * script.h: Likewise.
6295 * sparc.cc: Likewise.
6296 * symtab.cc: Likewise.
6297 * symtab.h: Likewise.
6298 * target-select.cc: Likewise.
6299 * target-select.h: Likewise.
6300 * token.h: Likewise.
6301 * workqueue.cc: Likewise.
6302 * workqueue.h: Likewise.
6303 * x86_64.cc: Likewise.
6304
a0351a69
DK		 63052009-12-10 Doug Kwan <dougkwan@google.com>
6306
6307 * arm.cc (attributes.h): New include.
6308 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6309 (Arm_relobj::~Arm_relobj): Delete object pointed by
6310 attributes_section_data_.
6311 (Arm_relobj::attributes_section_data): New method definition.
6312 (Arm_relobj::attributes_section_data_): New data member declaration.
6313 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6314 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6315 attributes_section_data_.
6316 (Arm_dynobj::attributes_section_data): New method definition.
6317 (Arm_dynobj::attributes_section_data_): New data member declaration.
6318 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6319 initialization value of may_use_blx_ to false.
6320 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6321 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6322 object attributes to compute results instead of hard-coding.
6323 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6324 Target_arm::get_secondary_compatible_arch,
6325 Target_arm::set_secondary_compatible_arch
6326 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6327 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6328 New method declarations.
6329 (Target_arm::get_aeabi_object_attribute): New method definition.
6330 (Target_arm::attributes_section_data_): New data member declaration.
6331 (read_arm_attributes_section): New template definition.
6332 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6333 (Arm_dynobj::do_read_symbols): Ditto.
6334 (Target_arm::do_finalize_sections): Merge attributes sections from
6335 input. Check for BLX use after attributes section merging.
6336 Fix __exidx_start and __exidx_end visibility. Create an
6337 .ARM.attributes section if necessary.
6338 (Target_arm::get_secondary_compatible_arch,
6339 Target_arm::set_secondary_compatible_arch,
6340 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6341 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6342 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6343 New method definitions.
6344
b59befec
ILT		 63452009-12-09 Ian Lance Taylor <iant@google.com>
6346
6347 * plugin.cc (Plugin::load): Don't cast from void* to a function
6348 pointer.
6349
1276bc89
ILT		 63502009-12-09 Ian Lance Taylor <iant@google.com>
6351
6352 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6353 information fields.
6354
2f2de248
L		 63552009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6356
6357 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6358 Replace two_file_shared_1.so with two_file_shared_2.so.
6359 * testsuite/Makefile.in: Regenerated.
6360
4f787271
DK		 63612009-12-08 Doug Kwan <dougkwan@google.com>
6362
6363 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6364 (HFILES): Add attributes.h and int_encoding.h.
6365 * Makefile.in: Regenerate.
6366 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6367 function definitions to int_encoding.cc
6368 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6369 prototypes to int_encoding.h
6370 * reduced_debug_output.cc (int_encoding.h): New include.
6371 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6372 function definitions to int_encoding.cc
6373 (insert_into_vector, read_from_pointer): Move template definitions to
6374 int_encoding.h
6375 * attributes.cc: New file.
6376 * attributes.h: New file.
6377 * int_encoding.cc: New file.
6378 * int_encoding.h: New file.
6379
20b52f1a
RÁE		 63802009-12-07 Rafael Avila de Espindola <espindola@google.com>
6381
6382 PR gold/11055
6383 * incremental-dump.cc (dump_incremental_inputs): New.
6384 (main): Use dump_incremental_inputs.
6385
53d7974c
L		 63862009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6387
6388 PR gold/10893
6389 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6390 checking elfcpp::STT_FUNC.
6391 (Target_i386::Relocate::relocate): Likewise.
6392 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6393
6394 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6395 symbols from shared libraries into normal FUNC symbols.
6396
6397 * symtab.h (Symbol): Add is_func and use it.
6398
05a352e6
DK		 63992009-12-05 Doug Kwan <dougkwan@google.com>
6400
6401 * arm.cc (Target_arm::arm_info): Initialize new fields
6402 attributes_section and attributes_vendor.
6403 * i386.cc (Target_i386::i386_info): Same.
6404 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6405 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6406 fields attributes_section and attributes_vendor.
53d7974c 6407 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6408 * target.h (Target::attributes_section, Target::attributes_vendor,
6409 Target::is_attributes_section, Target::attribute_arg_type,
6410 Target::attributes_order): New method definitions.
6411 (Target::Target_info::attributes_section,
6412 Target::Target_info::attributes_vendor): New fields.
6413 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6414 virtual method definitions.
6415 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6416 attributes_section and attributes_vendor.
6417 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6418
f4e5969c
DK		 64192009-12-05 Doug Kwan <dougkwan@google.com>
6420
6421 * arm.cc: Update comments about interworking and stub generation.
6422 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6423 considered as non-PIC.
6424 (Arm_relocate_functions::base_abs): Fix formatting.
6425 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6426 of function to use GOT entry address instead of offset.
6427 (Target_arm::Scan::global): Issue an error if a symbol would need a
6428 PLT does not get one because it is untyped. Remove code to create
6429 dynamic symbols for relative branches.
6430 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6431 takes unsigned integer instead of boolean.
6432
1abce4a6
L		 64332009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6434
6435 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6436 (two_file_test_LDADD): Likewise.
6437 (common_test_1_LDADD): Likewise.
6438 (exception_test_LDADD) Likewise.
6439 (weak_test_LDADD): Likewise.
6440 (many_sections_test_LDADD): Likewise.
6441 (initpri1_LDADD): Likewise.
6442 (script_test_1_LDADD): Likewise.
6443 (script_test_2_LDADD): Likewise.
6444 (justsyms_LDADD): Likewise.
6445 (binary_test_LDADD): Likewise.
6446 (large_LDADD): Likewise.
6447 * testsuite/Makefile.in: Regenerated.
6448
adcf2816 64492009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6450
adcf2816
L		 6451 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6452 (Symbol_table::override_with_special): Likewise.
6453 (Symbol_table::add_from_object): Likewise.
6454
28e67f5d
RÁE		 64552009-12-04 Rafael Avila de Espindola <espindola@google.com>
6456
6457 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6458 Don't set the data_offset twice.
6459
ae10a101
RÁE		 64602009-12-04 Rafael Avila de Espindola <espindola@google.com>
6461
6462 * testsuite/Makefile.in: Regenerate.
6463
f59f41f3
DK		 64642009-12-03 Doug Kwan <dougkwan@google.com>
6465
6466 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6467 (Target_arm::do_finalize_sections): Add parameter for symbol table
6468 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6469 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6470 parameter for symbol table pointer.
6471 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6472 an additional parameter for a pointer to symbol table.
6473 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6474 parameter for a symbol table pointer.
6475 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6476 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6477 Ditto.
6478 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6479 parameter for a symbol table pointer.
6480
ca55d848
RÁE		 64812009-12-03 Rafael Avila de Espindola <espindola@google.com>
6482
6483 * incremental.cc (Incremental_inputs_header)
6484 (Incremental_inputs_header_write, Incremental_inputs_entry)
6485 (Incremental_inputs_entry_write): Move ...
6486 * incremental.h (Incremental_inputs_header)
6487 (Incremental_inputs_header_write, Incremental_inputs_entry)
6488 (Incremental_inputs_entry_write): here.
6489
3aec4f9c
RÁE		 64902009-12-02 Rafael Avila de Espindola <espindola@google.com>
6491
6492 * incremental.cc (make_sized_incremental_binary): Set the target.
6493 Error if it is incompatible.
6494 * output.h (Output_file): Add filename method.
6495
9c0ae74d
RÁE		 64962009-12-02 Rafael Avila de Espindola <espindola@google.com>
6497
6498 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6499 from the get_* methods.
6500
a45500ae
RÁE		 65012009-12-02 Rafael Avila de Espindola <espindola@google.com>
6502
6503 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6504 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6505 Write 0 for the data_offset of scripts.
6506
325e6408
RÁE		 65072009-12-02 Rafael Avila de Espindola <espindola@google.com>
6508
6509 * testsuite/Makefile.am: Add the incremental_test.sh test.
6510 * testsuite/incremental_test.sh: New.
6511 * testsuite/incremental_test_1.c: New.
6512 * testsuite/incremental_test_2.c: New.
6513
954c3e2e
RÁE		 65142009-12-01 Rafael Avila de Espindola <espindola@google.com>
6515
6516 * incremental-dump.cc (main): Fix typos.
6517
f8086623
RÁE		 65182009-11-27 Rafael Avila de Espindola <espindola@google.com>
6519
6520 PR gold/11025
6521 * incremental-dump.cc (main): Use llu to print 64 bit values.
6522
3b0dd6ac
L		 65232009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6524 H.J. Lu <hongjiu.lu@intel.com>
6525
6526 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6527 $(LIBDL).
6528 (incremental_dump_LDADD): Likewise.
6529 * Makefile.in: Regenerated.
6530
a6d1ef57 65312009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6532
a6d1ef57
DK		 6533 Revert:
6534
6535 2009-11-25 Doug Kwan <dougkwan@google.com>
6536
6537 * arm.cc (Target_arm::Target_arm): Move method definition
6538 outside of class definition. Add code to handle
6539 --target1-rel, --target1-abs and --target2= options.
6540 (Target_arm::get_reloc_reloc_type): Change method to be
6541 non-static and const.
6542 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6543 New data member declaration.
6544 (Target_arm::Scan::local, Target_arm::Scan::global,
6545 Target_arm::Relocate::relocate,
6546 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6547 Adjust call to Target_arm::get_real_reloc_type.
6548 (Target_arm::get_real_reloc_type): Use command line options
6549 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6550 * options.h (--target1-rel, --target1-abs, --target2): New
6551 ARM-only options.
6552
50aeb7d4
DK		 65532009-11-25 Doug Kwan <dougkwan@google.com>
6554
6555 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6556 class definition. Add code to handle --target1-rel, --target1-abs
6557 and --target2= options.
6558 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6559 and const.
6560 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6561 member declaration.
6562 (Target_arm::Scan::local, Target_arm::Scan::global,
6563 Target_arm::Relocate::relocate,
6564 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6565 call to Target_arm::get_real_reloc_type.
6566 (Target_arm::get_real_reloc_type): Use command line options to
6567 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6568 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6569 options.
6570
51938283
DK		 65712009-11-25 Doug Kwan <dougkwan@google.com>
6572
6573 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6574 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6575 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6576 formatting.
6577 (Arm_relocate_functions::thm_call): Replace body with a call to
6578 Arm_relocate_functions::thumb_branch_common.
6579 (Arm_relocate_functions::thm_jump24,
6580 Arm_relocate_functions::thm_xpc22): New method definitions.
6581 (Arm_relocate_functions::thumb_branch_common): New method definition.
6582 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6583 operator.
6584 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6585 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6586
e2b8f3c4
RÁE		 65872009-11-24 Rafael Avila de Espindola <espindola@google.com>
6588
6589 * Makefile.am: Build incremental-dump
6590 * Makefile.in: Regenerate.
6591 * incremental-dump.cc: New.
6592 * incremental.cc (Incremental_inputs_header_data,
6593 Incremental_inputs_entry_data): Move to incremental.h
6594 * incremental.h: (Incremental_inputs_header_data,
6595 Incremental_inputs_entry_data): Move from incremental.cc
6596
bcba9aec
RÁE		 65972009-11-24 Rafael Avila de Espindola <espindola@google.com>
6598
6599 * incremental.cc (Incremental_inputs_header,
6600 Incremental_inputs_header_write, Incremental_inputs_entry,
6601 Incremental_inputs_entry_write): Add a typedef with the data type.
6602
7c3afe08
RÁE		 66032009-11-24 Rafael Avila de Espindola <espindola@google.com>
6604
6605 * incremental.cc (Incremental_inputs_header,
6606 Incremental_inputs_header_write, Incremental_inputs_entry,
6607 Incremental_inputs_entry_write): Update comment about which
6608 type has the filed descriptions.
6609
d204b6e9
DK		 66102009-11-15 Doug Kwan <dougkwan@google.com>
6611
6612 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6613 (Arm_relocate_functions::arm_branch_common): Change method defintion
6614 in class definition to a method declaration and update list of formal
6615 parameters.
6616 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6617 Arm_relocation_functions::jump24): Adjust call to
6618 Arm_relocate_functions::arm_branch_common. Update list of formal
6619 parameters.
6620 (Arm_relocate_functions::xpc25): New method definition.
6621 (Arm_relocate_functions::arm_branch_common): Move method defintion
6622 out from class definition. Use stubs for mode-switching and extending
6623 branch ranges.
6624 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6625 specially. Change code to enable use of stubs in ARM branches.
6626
43d12afe
DK		 66272009-11-10 Doug Kwan <dougkwan@google.com>
6628
6629 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6630 in method declaration.
6631 (Target_arm::relocate_stub): New method declaration.
6632 (Target_arm::default_target): Change to return a pointer instead of
6633 a const reference.
6634 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6635 Target_arm::default_target.
6636 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6637 method definition.
6638 (Target_arm::relocate_section): Adjust view.
6639 (Target_arm::relocate_stub): New method definition.
6640
ac33a407
DK		 66412009-11-10 Doug Kwan <dougkwan@google.com>
6642
6643 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6644 a format warning.
6645 * incremental.cc (open_incremental_binary): Initialized local
6646 variables to avoid warnings.
6647 * object.cc (make_elf_object): Ditto.
6648 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6649 a format warning.
e1df38aa 6650
88ee28e9
L		 6651009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6652
6653 PR gold/10930
6654 * testsuite/plugin_test.c: Include "config.h".
6655
2daedcd6
DK		 66562009-11-09 Doug Kwan <dougkwan@google.com>
6657
6658 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6659 (arm_symbol_value): Remove.
6660 (Arm_relocate_functions::arm_branch_common,
6661 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6662 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6663 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6664 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6665 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6666 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6667 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6668 Arm_relocate_functions::thm_mobw_abs_nc,
6669 Arm_relocate_functions::thm_mov_abs,
6670 Arm_relocate_functions::movw_prel_nc,
6671 Arm_relocate_functions::thm_movt_abs,
6672 Arm_relocate_functions::movt_prel,
6673 Arm_relocate_functions::thm_movw_prel_nc,
6674 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6675 (Target_arm::Relocate::relocate): Only decompose address into two
6676 parts if relocation type uses the thumb-bit and pass the actual
6677 bit instead of a flag indicating that the thumb-bit is used. Adjust
6678 calls to methods in Arm_relocate_functions for this change.
6679
1276bc89 66802009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6681
6682 PR 10925
6683 * reloc.cc: Instantiate
6684 Sized_relobj::initialize_input_to_output_maps and
6685 Sized_relobj:free_input_to_output_maps.
6686
e53ad1b5
ILT		 66872009-11-06 Ian Lance Taylor <iant@google.com>
6688
6689 PR 10876
6690 * defstd.cc (in_segment): Set only_if_ref true for "end".
6691
eb44217c
DK		 66922009-11-06 Doug Kwan <dougkwan@google.com>
6693
6694 * arm.cc (class Reloc_stub): Correct a comment.
6695 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6696 (Target_arm::scan_section_for_stubs): New method declaration.
6697 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6698 Change methods from private to protected.
6699 (Target_arm::do_may_relax): New method definition.
6700 (Target_arm::do_relax, Target_arm::group_sections,
6701 Target_arm::scan_reloc_for_stub,
6702 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6703 (Target_arm::arm_input_section_map_): New data member declaration.
6704 (Target_arm::scan_reloc_for_stub,
6705 Target_arm::scan_reloc_section_for_stubs,
6706 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6707 Target_arm::do_relax): New method definitions.
6708
5d329b7d
ILT		 67092009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6710
6711 * configure.ac: Check for (struct stat)::st_mtim
6712 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6713 * config.in: Regenerate.
6714 * configure: Regenerate.
6715
96a0d71b
ILT		 67162009-11-05 Ian Lance Taylor <iant@google.com>
6717
6718 PR 10910
6719 * output.cc (Output_segment::add_output_section): Add missing
6720 return statement.
6721
594c8e5e
ILT		 67222009-11-04 Ian Lance Taylor <iant@google.com>
6723
6724 PR 10880
6725 * object.h (class Object): Add is_needed and set_is_needed
6726 methods. Add is_needed_ field. Make bool fields into bitfields.
6727 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6728 defined in a dynamic object and referenced by a regular object,
6729 set is_needed for the dynamic object.
6730 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6731 if the file is marked with as_needed and it is not needed.
6732
22b127cc
ILT		 67332009-11-04 Ian Lance Taylor <iant@google.com>
6734
6735 PR 10887
6736 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6737 tags if data is discarded by linker script.
6738 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6739 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6740 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6741 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6742
f5c870d2
ILT		 67432009-11-04 Ian Lance Taylor <iant@google.com>
6744
6745 * layout.cc (Layout::get_output_section): Add is_interp and
6746 is_dynamic_linker_section parameters. Change all callers.
6747 (Layout::choose_output_section): Likewise.
6748 (Layout::make_output_section): Likewise.
6749 (Layout::add_output_section_data): Add is_dynamic_linker_section
6750 parameter. Change all callers.
6751 * layout.h (class Layout): Update declarations.
6752 * output.h (class Output_section): Add is_interp, set_is_interp,
6753 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6754 Add is_interp_, is_dynamic_linker_section_ fields. Change
6755 generate_code_fills_at_write_ to a bitfield.
6756 * output.cc (Output_section::Output_sections): Initialize new
6757 fields.
6758 (Output_segment::add_output_section): Add do_sort parameter.
6759 Change all callers.
6760
1ae4d23b
ILT		 67612009-11-03 Ian Lance Taylor <iant@google.com>
6762
6763 PR 10860
6764 * options.h (class General_options): Add --warn-common.
6765 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6766 merging two common symbols.
6767 (Symbol_table::should_override): Handle --warn-common when merging
6768 a common symbol with a defined symbol. Use report_resolve_problem
6769 for multiple definitions.
6770 (Symbol_table::report_resolve_problem): New function.
6771 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6772
55da9579
DK		 67732009-11-03 Doug Kwan <dougkwan@google.com>
6774
6775 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6776 stub_factory_.
6777 (Target_arm::stub_factory): New method definition.
6778 (Target_arm::new_arm_input_section,
6779 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6780 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6781 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6782 New type definitions.
6783 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6784 member declarations.
6785 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6786 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6787 New method definitions.
6788
37a9ac43
ILT		 67892009-11-03 Ian Lance Taylor <iant@google.com>
6790
6791 * options.h (class General_options): Add --warn_constructors.
6792
b3d6a3d4
ILT		 67932009-11-03 Ian Lance Taylor <iant@google.com>
6794
6795 PR 10893
6796 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6797 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6798
934b01dd
ILT		 67992009-11-03 Ian Lance Taylor <iant@google.com>
6800
6801 PR 10895
6802 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6803 --msgid-bugs-address.
6804 (install-pdf): New target.
6805 (install-data_yes): Look up one directory to find mkinstalldirs.
6806
03c1939b
L		 68072009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6808
6809 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6810 tree.
6811
ebd95253
DK		 68122009-10-30 Doug Kwan <dougkwan@google.com>
6813
6814 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6815
e9bbb538
DK		 68162009-10-30 Doug Kwan <dougkwan@google.com>
6817
6818 * arm.cc (Stub_addend_reader): New struct template definition
6819 and partial specializations.
6820 (Stub_addend_reader::operator()): New method definition for a
6821 partially specialized template.
6822
d5b40221
DK		 68232009-10-30 Doug Kwan <dougkwan@google.com>
6824
6825 * arm.cc (Arm_relobj::processor_specific_flags): New method
6826 definition.
6827 (Arm_relobj::do_read_symbols): New method declaration.
6828 (Arm_relobj::processor_specific_flags_): New data member declaration.
6829 (Arm_dynobj): New class definition.
6830 (Target_arm::do_finalize_sections): Add input_objects parameter.
6831 (Target_arm::do_adjust_elf_header): New method declaration.
6832 (Target_arm::are_eabi_versions_compatible,
6833 (Target_arm::merge_processor_specific_flags): New method declaration.
6834 (Target_arm::do_make_elf_object): New overloaded method definitions
6835 and declaration.
6836 (Arm_relobj::do_read_symbols): New method definition.
6837 (Arm_dynobj::do_read_symbols): Ditto.
6838 (Target_arm::do_finalize_sections): Add input_objects parameters.
6839 Merge processor-specific flags from all input objects.
6840 (Target_arm::are_eabi_versions_compatible,
6841 Target_arm::merge_processor_specific_flags,
6842 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6843 New method definitions.
6844 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6845 Input_objects pointer type parameter.
6846 * layout.cc (Layout::finalize): Pass input objects to target's.
6847 finalize_sections function.
6848 * output.cc (Output_file_header::do_sized_write): Set ELF file
6849 header's processor-specific flags.
6850 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6851 Input_objects pointer type parameter.
6852 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6853 * target.h (Input_objects): New forward class declaration.
6854 (Target::processor_specific_flags,
6855 Target::are_processor_specific_flags_sect): New method definitions.
6856 (Target::finalize_sections): Add input_objects parameter.
6857 (Target::Target): Initialize processor_specific_flags_ and
6858 are_processor_specific_flags_set_.
6859 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6860 parameter.
6861 (Target::set_processor_specific_flags): New method definition.
6862 (Target::processor_specific_flags_,
6863 Target::are_processor_specific_flags_set_): New data member
6864 declarations.
6865 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6866 Input_objects pointer type parameter.
6867
ebabffbd
DK		 68682009-10-30 Doug Kwan <dougkwan@google.com>
6869
6870 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6871
ad0f2072
ILT		 68722009-10-28 Ian Lance Taylor <iant@google.com>
6873
6874 * object.h (class Relobj): Drop options parameter from
6875 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6876 do_scan_relocs, do_relocate. Change all callers.
6877 (class Sized_relobj): Drop options parameters from
6878 do_gc_process_relocs, do_scan_relocs, do_relocate,
6879 do_relocate_sections, relocate_sections, emit_relocs_scan,
6880 emit_relocs_scan_reltype. Change all callers.
6881 (struct Relocate_info): Remove options field and all references to
6882 it.
6883 * reloc.h (class Read_relocs): Remove options constructor
6884 parameter and options_ field. Change all callers.
6885 (class Gc_process_relocs, class Scan_relocs): Likewise.
6886 (class Relocate_task): Likewise.
6887 * target-reloc.h (scan_relocs): Remove options parameter. Change
6888 all callers.
6889 (scan_relocatable_relocs): Likewise.
6890 * target.h (class Sized_target): Remove options parameter from
6891 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6892 all callers.
6893 * gc.h (gc_process_relocs): Remove options parameter. Change all
6894 callers.
6895 * arm.cc: Update functions to remove options parameters.
6896 * i386.cc: Likewise.
6897 * powerpc.cc: Likewise.
6898 * sparc.cc: Likewise.
6899 * x86_64.cc: Likewise.
6900 * testsuite/testfile.cc: Likewise.
6901
8ffa3667
DK		 69022009-10-28 Doug Kwan <dougkwan@google.com>
6903
6904 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6905 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6906 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6907 New method definitions.
6908
40f36857
CC		 69092009-10-28 Cary Coutant <ccoutant@google.com>
6910
6911 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6912 (Plugin::cleanup_done_): New member.
6913 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6914 (Plugin_manager::cleanup_done_): Remove.
6915 (Plugin_manager::add_input_file): Edit error message.
6916 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6917 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6918
2c849493
ILT		 69192009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6920
6921 * fileread.cc: (File_read::View::~View): Use the new
6922 data_ownership_ filed.
6923 (File_read::~File_read): Dispose the new whole_file_view_.
6924 (File_read::open): Mmap the whole file if needed.
6925 (File_read::open): Use whole_file_view_ instead of contents_.
6926 (File_read::find_view): Use whole_file_view_ if applicable.
6927 (File_read::do_read): Use whole_file_view_ instead of contents_.
6928 (File_read::make_view): Use whole_file_view_ instead of contents_,
6929 update File_read::View::View call.
6930 (File_read::find_or_make_view): Update File_read::View::View
6931 call.
6932 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6933 remove contents_
6934 (File_read::View::Data_ownership): New enum.
6935 (File_read::View::View): Replace bool mapped_ with Data_ownership
6936 argument.
6937 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6938 (File_read::View::data_ownership_): New field.
6939 (File_read::contents_): Remove (replaced by whole_file_view_).
6940 (File_read::whole_file_view_): New field.
6941 * options.h (class General_options): Add --keep-files-mapped.
6942
24998053
CC		 69432009-10-27 Cary Coutant <ccoutant@google.com>
6944
6945 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6946 * testsuite/Makefile.am (plugin_test_5): New test case.
6947 * testsuite/Makefile.in: Regenerate.
6948
72adc4fa
DK		 69492009-10-25 Doug Kwan <dougkwan@google.com>
6950
6951 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6952 from private to protected to allow access by child class.
6953 (Sized_relobj::do_relocate_sections): New method declaration.
6954 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 6955 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 6956 Sized_relobj::relocate_sections. Instantiate template explicitly
6957 for different target sizes and endianity.
6958
07f508a2
DK		 69592009-10-24 Doug Kwan <dougkwan@google.com>
6960
6961 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6962 (Arm_input_section::as_arm_input_section): New method.
6963 (Arm_output_section): New class definition.
6964 (Arm_output_section::create_stub_group,
6965 Arm_output_section::group_sections): New method definitions.
6966
10ad9fe5
DK		 69672009-10-22 Doug Kwan <dougkwan@google.com>
6968
6969 * arm.cc (Arm_input_section): New class definition.
6970 (Arm_input_section::init, Arm_input_section:do_write,
6971 Arm_input_section::set_final_data_size,
6972 Arm_input_section::do_reset_address_and_file_offset): New method
6973 definitions.
6974
56ee5e00
DK		 69752009-10-21 Doug Kwan <dougkwan@google.com>
6976
6977 * arm.cc (Stub_table, Arm_input_section): New forward class
6978 declarations.
6979 (Stub_table): New class defintion.
6980 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6981 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6982 New method definition.
6983
b569affa
DK		 69842009-10-21 Doug Kwan <dougkwan@google.com>
6985
6986 * arm.cc: Update copyright comments.
6987 (Target_arm): New forward class template declaration.
6988 (Arm_address): New type.
6989 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6990 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6991 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6992 constants.
6993 (Insn_template): Same.
6994 (DEF_STUBS): New macro.
6995 (Stub_type): New enum type.
6996 (Stub_template): New class definition.
6997 (Stub): Same.
6998 (Reloc_stub): Same.
6999 (Stub_factory): Same.
7000 (Target_arm::Target_arm): Initialize may_use_blx_ and
7001 should_force_pic_veneer_.
7002 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7003 Target_arm::should_force_pic_veneer,
7004 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7005 Target_arm::using_thumb_only, Target_arm:;default_target): New
7006 method defintions.
7007 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7008 New data member declarations.
7009 (Insn_template::size, Insn_template::alignment): New method defintions.
7010 (Stub_template::Stub_template): New method definition.
7011 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7012 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7013 (Stub_factory::Stub_factory): New method definition.
7014 * gold.h (string_hash): New template.
7015 * output.h (Input_section_specifier::hash_value): Use
7016 gold::string_hash.
7017 (Input_section_specifier::string_hash): Remove.
7018 * stringpool.cc (Stringpool_template::string_hash): Use
7019 gold::string_hash.
7020
6c172549
DK		 70212009-10-20 Doug Kwan <dougkwan@google.com>
7022
7023 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7024 symbols of relaxed input sections.
7025 * output.h (Output_section::find_relaxed_input_section): Make
7026 method public.
7027
c5617f2f
DK		 70282009-10-16 Doug Kwan <dougkwan@google.com>
7029
7030 * dynobj.cc (Versions::Versions): Initialize version_script_.
7031 Only insert base version symbol definition for a shared object
7032 if version script defines any version versions.
7033 (Versions::define_base_version): New method definition.
7034 (Versions::add_def): Check that base version is not needed.
7035 (Versions::add_need): Define base version lazily.
7036 * dynobj.h (Versions::define_base_version): New method declaration.
7037 (Versions::needs_base_version_): New data member declaration.
7038 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7039 (check_DATA): Add no_version_test.stdout.
7040 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7041 New make rules.
7042 * testsuite/Makefile.in: Regenerate.
7043 * testsuite/no_version_test.c: New file.
7044 * testsuite/no_version_test.sh: Ditto.
7045
3c12dcdb
DK		 70462009-10-16 Doug Kwan <dougkwan@google.com>
7047
7048 * expression.cc (class Segment_start_expression): New class definition.
7049 (Segment_start_expression::value): New method definition.
7050 (script_exp_function_segment_start): Return a new
7051 Segment_start_expression.
7052 * gold/script-c.h (script_saw_segment_start_expression): New function
7053 prototype.
7054 * script-sections.cc (Script_sections::Script_sections): Initialize
7055 SAW_SEGMENT_START_EXPRESSION_ to false.
7056 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7057 and -Tbbs options to specify section addresses if given in
7058 command line and no SEGMENT_START expression is seen in a script.
7059 * script-sections.h (Script_sections::saw_segment_start_expression,
7060 Script_sections::set_saw_segment_start_expression): New method
7061 definition.
7062 (Script_sections::saw_segment_start_expression_): New data member
7063 declaration.
7064 * script.cc (script_saw_segment_start_expression): New function.
7065 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7066 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7067 script_test_7.sh and script_test_8.sh.
7068 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7069 script_test_8.stdout.
7070 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7071 (script_test_6, script_test_6.stdout, script_test_7,
7072 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7073 * Makefile.in: Regenerate.
7074 * testsuite/script_test_6.sh: New file.
7075 * testsuite/script_test_6.t: Same.
7076 * testsuite/script_test_7.sh: Same.
7077 * testsuite/script_test_7.t: Same.
7078 * testsuite/script_test_8.sh: Same.
7079
64b1ae37
DK		 70802009-10-16 Doug Kwan <dougkwan@google.com>
7081
7082 * output.cc (Output_segment::set_section_list_address): Cast
7083 expressions to unsigned long long type to avoid format warnings.
7084
661be1e2
ILT		 70852009-10-15 Ian Lance Taylor <iant@google.com>
7086
12edd763 7087 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7088 dot assignment to script_sections_.
12edd763
ILT		 7089 * script-sections.cc (Script_sections::add_dot_assignment):
7090 Initialize if necessary.
7091
68b6574b
ILT		 7092 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7093 program headers with no load segment if there is a linker script.
7094
661be1e2
ILT		 7095 * layout.cc (Layout::set_segment_offsets): Align the file offset
7096 to the segment aligment for -N or -n with no load segment.
7097 * output.cc (Output_segment::add_output_section): Don't crash if
7098 the first section is a TLS section.
7099 (Output_segment::set_section_list_addresses): Print an error
7100 message if the address moves backward in a linker script.
7101 * script-sections.cc
7102 (Output_section_element_input::set_section_addresses): Don't
7103 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7104 (Orphan_output_section::set_section_addresses): Likewise.
7105
f15f61a7
DK		 71062009-10-15 Doug Kwan <dougkwan@google.com>
7107
7108 * layout.cc (Layout::finish_dynamic_section): Generate tags
7109 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7110 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7111 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7112
82bb573a
ILT		 71132009-10-14 Ian Lance Taylor <iant@google.com>
7114
7115 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7116 fields.
7117 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7118 data_shdr fields of relinfo.
7119 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7120 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7121 R_386_TLS_LDO_32, adjust based on section flags.
7122 (Target_i386::Relocate::fix_up_ldo): Remove.
7123
374ad285
ILT		 71242009-10-13 Ian Lance Taylor <iant@google.com>
7125
7126 Add support for -pie.
7127 * options.h (class General_options): Add -pie and
7128 --pic-executable.
7129 (General_options::output_is_position_independent): Test -pie.
7130 (General_options::output_is_executable): Return true if not shared
7131 and not relocatable.
7132 (General_options::output_is_pie): Remove.
7133 * options.cc (General_options::finalize): Reject incompatible uses
7134 of -pie.
7135 * gold.cc (queue_middle_tasks): A -pie link is not static.
7136 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7137 * symtab.cc (Symbol::final_value_is_known): Return false if
7138 output_is_position_independent.
7139 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7140 output_is_position_independent.
7141 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7142 output_is_position_independent.
7143 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7144 output_is_position_independent.
7145 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7146 two_file_pie_test.
7147 (basic_pie_test.o, basic_pie_test): New targets.
7148 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7149 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7150 (two_file_pie_test): New target.
7151 * testsuite/Makefile.in: Rebuild.
7152 * README: Remove note saying that -pie is not supported.
7153
c6585162
ILT		 71542009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7155
7156 * options.h (class General_options): Add -init and -fini.
7157 * layout.cc (Layout::finish_dynamic_section): Emit
7158 given init and fini functions.
7159
032ce4e9
ST		 71602009-10-13 Sriraman Tallam <tmsriram@google.com>
7161
7162 * gc.h (gc_process_relocs): Check if icf is enabled using new
7163 function.
7164 * gold.cc (queue_initial_tasks): Likewise.
7165 (queue_middle_tasks): Likewise.
7166 * object.cc (do_layout): Likewise.
7167 * symtab.cc (is_section_folded): Likewise.
7168 * main.cc (main): Likewise.
7169 * reloc.cc (Read_relocs::run): Likewise.
7170 (Sized_relobj::do_scan_relocs): Likewise.
7171 * icf.cc (is_function_ctor_or_dtor): New function.
7172 (Icf::find_identical_sections): Check if function is ctor or dtor when
7173 safe icf is chosen.
7174 * options.h (General_options::icf): Change option to be an enum.
7175 (Icf_status): New enum.
7176 (icf_enabled): New method.
7177 (icf_safe_folding): New method.
7178 (set_icf_status): New method.
7179 (icf_status_): New variable.
7180 * (options.cc) (General_options::finalize): Set icf_status_.
7181 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7182 icf_test and icf_keep_unique_test to use the --icf enum flag.
7183 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7184 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7185
f345227a
ST		 71862009-10-12 Sriraman Tallam <tmsriram@google.com>
7187
7188 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7189 includes to gc.h and icf.h.
7190 * arm.cc: Include gc.h.
7191 * gold.cc: Likewise.
7192 * i386.cc: Likewise.
7193 * powerpc.cc: Likewise.
7194 * sparc.cc: Likewise.
7195 * x86_64.cc: Likewise.
7196 * gc.h: Include icf.h.
7197
1c7814ed
ILT		 71982009-10-11 Ian Lance Taylor <iant@google.com>
7199
7200 * plugin.cc: Include "gold.h" before other header files.
7201
ae3b5189
CD		 72022009-10-10 Chris Demetriou <cgd@google.com>
7203
7204 * options.h (Input_file_argument::Input_file_type): New enum.
7205 (Input_file_argument::is_lib_): Replace with...
7206 (Input_file_argument::type_): New member.
7207 (Input_file_argument::Input_file_argument): Take Input_file_type
7208 'type' rather than boolean 'is_lib' as second argument.
7209 (Input_file_argument::is_lib): Use type_.
7210 (Input_file_argument::is_searched_file): New function.
7211 (Input_file_argument::may_need_search): Handle is_searched_file.
7212 * options.cc (General_options::parse_library): Support -l:filename.
7213 (General_options::parse_just_symbols): Update for Input_file_argument
7214 changes.
7215 (Command_line::process): Likewise.
7216 * archive.cc (Archive::get_file_and_offset): Likewise.
7217 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7218 * script.cc (read_script_file, script_add_file): Likewise.
7219 * fileread.cc (Input_file::Input_file): Likewise.
7220 (Input_file::will_search_for): Handle is_searched_file.
7221 (Input_file::open): Likewise.
7222 * readsyms.cc (Read_symbols::get_name): Likewise.
7223 * testsuite/Makefile.am (searched_file_test): New test.
7224 * testsuite/Makefile.in: Regenerate.
7225 * testsuite/searched_file_test.cc: New file.
7226 * testsuite/searched_file_test_lib.cc: New file.
7227
f3048a1d
ILT		 72282009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7229 Ian Lance Taylor <iant@google.com>
7230
7231 * descriptor.cc: Include <cstdio> and "binary-io.h".
7232 (Descriptors::open): Open the files in binary mode always.
7233 * script.cc (Lex::get_token): Treat \r as whitespace.
7234
d4780e57
ILT		 72352009-10-09 Ian Lance Taylor <iant@google.com>
7236
7237 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7238
d9a893b8
ILT		 72392009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7240 Ian Lance Taylor <iant@google.com>
7241
7242 * configure.ac: Check for readv function also.
7243 * fileread.cc (readv): Define if not HAVE_READV.
7244 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7245 does not exist.
7246 * config.in: Regenerate.
7247 * configure: Regenerate.
7248
c0a62865
DK		 72492009-10-09 Doug Kwan <dougkwan@google.com>
7250
7251 * layout.cc (Layout::make_output_section): Call target hook to make
7252 ordinary output section.
7253 (Layout::finalize): Adjust parameter list of call the
7254 Target::may_relax().
7255 * layout.h (class Layout::section_list): New method.
7256 * merge.h (Output_merge_base::entsize): Change visibility to public.
7257 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7258 New methods.
7259 (Output_merge_string::do_is_string): New method.
7260 * object.cc (Sized_relobj::do_setup): renamed from
7261 Sized_relobj::set_up.
7262 * object.h (Sized_relobj::adjust_shndx,
7263 Sized_relobj::initializ_input_to_output_maps,
7264 Sized_relobj::free_input_to_output_maps): Change visibilities to
7265 protected.
7266 (Sized_relobj::setup): Virtualize.
7267 (Sized_relobj::do_setup): New method declaration.
7268 (Sized_relobj::invalidate_section_offset,
7269 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7270 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7271 * options.cc (parse_int): New function.
7272 * options.h (parse_int): New declaration.
7273 (DEFINE_int): New macro.
7274 (stub_group_size): New option.
7275 * output.cc (Output_section::Output_section): Initialize memebers
7276 merge_section_map_, merge_section_by_properties_map_,
7277 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7278 (Output_section::add_input_section): Handled deferred code-fill
7279 generation and remove an old comment.
7280 (Output_section::add_relaxed_input_section): New method definition.
7281 (Output_section::add_merge_input_section): Use merge section by
7282 properties map to speed to search. Update merge section maps
7283 as appropriate.
7284 (Output_section::build_relaxation_map): New method definition.
7285 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7286 Same.
7287 (Output_section::relax_input_section): Renamed to
7288 Output_section::convert_input_sections_to_relaxed_sections and change
7289 interface to take a vector of pointers to relaxed sections.
7290 (Output_section::find_merge_section,
7291 Output_section::find_relaxed_input_section): New method definitions.
7292 (Output_section::is_input_address_mapped,
7293 Output_section::output_offset, Output_section::output_address):
7294 Use output section data maps to speed up searching.
7295 (Output_section::find_starting_output_address): Add comments.
7296 (Output_section::do_write,
7297 Output_section::write_to_postprocessing_buffer): Do code-fill
7298 generation as appropriate.
7299 (Output_section::get_input_sections): Invalidate relaxed input section
7300 map.
7301 (Output_section::restore_states): Adjust type of checkpoint .
7302 Invalidate relaxed input section map.
7303 * output.h (Output_merge_base): New class declaration.
7304 (Input_section_specifier): New class defintion.
7305 (class Output_relaxed_input_section) Change base class to
7306 Output_section_data_build.
7307 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7308 base class initializer.
7309 (Output_section::add_relaxed_input_section): New method declaration.
7310 (Output_section::Input_section): Change visibility to protected.
7311 (Output_section::Input_section::relobj,
7312 Output_section::Input_section::shndx): Handle relaxed input sections.
7313 Output_section::input_sections) Change visibility to protected. Also
7314 define overload to return a non-const pointer.
7315 (Output_section::Merge_section_properties): New class defintion.
7316 (Output_section::Merge_section_by_properties_map,
7317 Output_section::Output_section_data_by_input_section_map,
7318 Output_section::Relaxation_map): New types.
7319 (Output_section::relax_input_section): Rename method to
7320 Output_section::convert_input_sections_to_relaxed_sections and change
7321 interface to take a vector of relaxed section pointers.
7322 (Output_section::find_merge_section,
7323 Output_section::find_relaxed_input_section,
7324 Output_section::build_relaxation_map,
7325 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7326 New method declarations.
7327 (Output_section::merge_section_map_
7328 Output_section::merge_section_by_properties_map_,
7329 Output_section::relaxed_input_section_map_,
7330 Output_section::is_relaxed_input_section_map_valid_,
7331 Output_section::generate_code_fills_at_write_): New data members.
7332 * script-sections.cc
7333 (Output_section_element_input::set_section_addresses): Call
7334 current_data_size and addralign methods of relaxed input sections.
7335 (Orphan_output_section::set_section_addresses): Call current_data_size
7336 and addralign methods of relaxed input sections.
7337 * symtab.cc (Symbol_table::compute_final_value): Extract template
7338 from the body of Symbol_table::sized_finalize_symbol.
7339 (Symbol_table::sized_finalized_symbol): Call
7340 Symbol_table::compute_final_value.
7341 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7342 (Symbol_table::compute_final_value): New templated method declaration.
7343 * target.cc (Target::do_make_output_section): New method defintion.
7344 * target.h (Target::make_output_section): New method declaration.
7345 (Target::relax): Add more parameters for input objects, symbol table
7346 and layout. Adjust call to do_relax.
7347 (Target::do_make_output_section): New method declaration.
7348 (Target::do_relax): Add parameters for input objects, symbol table
7349 and layout.
7350
d446d6c4
ILT		 73512009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7352
7353 * pread.c: Include stdio.h.
7354
bc06c745
ILT		 73552009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7356
7357 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7358 defined.
7359
75aea3d0
ILT		 73602009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7361
7362 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7363 Change read_shndx type to unsigned int.
7364 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7365 int.
7366 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7367 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7368 Change read_shndx type to unsigned int.
7369 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7370 int.
7371 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7372 * layout.cc (Layout::create_symtab_sections): Cast the result of
7373 local_symcount * symsize to off_t in the gold_assert.
7374
be8fcb75
ILT		 73752009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7376
7377 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7378 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7379 R_ARM_BASE_ABS.
7380 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7381 (Arm_relocate_functions::thm_abs5): New function.
7382 (Arm_relocate_functions::abs12): New function.
7383 (Arm_relocate_functions::abs16): New function.
7384 (Arm_relocate_functions::base_abs): New function.
7385 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7386 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7387 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7388 R_ARM_BASE_ABS.
7389 (Scan::global): Likewise.
7390 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7391 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7392 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7393 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7394 R_ARM_BASE_ABS.
7395
c2a122b6
ILT		 73962009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7397
7398 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7399 (Arm_relocate_functions::movt_prel): New function.
7400 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7401 (Arm_relocate_functions::thm_movt_prel): New function.
7402 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7403 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7404 (Scan::global, Relocate::relocate): Likewise.
7405 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7406
c4aa1e2d
ILT		 74072009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7408
7409 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7410 Incremental_checker.
7411 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7412 unsigned int.
7413 (class Incremental_inputs_header): New class.
7414 (Incremental_inputs_header_writer): Edit comment.
7415 (Incremental_inputs_entry): New class.
7416 (Incremental_inputs_entry_writer): Edit comment.
7417 (Sized_incremental_binary::do_find_incremental_inputs_section):
7418 Add *strtab_shndx parameter, fill it.
7419 (Sized_incremental_binary::do_check_inputs): New method.
7420 (Incremental_checker::can_incrementally_link_output_file): Use
7421 Sized_incremental_binary::check_inputs.
7422 (Incremental_inputs::report_command_line): Save command line in
7423 command_line_.
7424 * incremental.h:
7425 (Incremental_binary::find_incremental_inputs_section): New
7426 method.
7427 (Incremental_binary::do_find_incremental_inputs_section): Add
7428 strtab_shndx parameter.
7429 (Incremental_binary::do_check_inputs): New pure virtual method.
7430 (Sized_incremental_binary::do_check_inputs): Declare.
7431 (Incremental_checker::Incremental_checker): Add incremental_inputs
7432 parameter, use it to initialize incremental_inputs_.
7433 (Incremental_checker::incremental_inputs_): New field.
7434 (Incremental_checker::command_line): New method.
7435 (Incremental_checker::inputs): New method.
7436 (Incremental_checker::command_line_): New field.
7437
c549a694
ILT		 74382009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7439
7440 * incremental.cc: Include <cstdarg> and "target-select.h".
7441 (vexplain_no_incremental): New function.
7442 (explain_no_incremental): New function.
7443 (Incremental_binary::error): New method.
7444 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7445 method.
7446 (make_sized_incremental_binary): New function.
7447 (open_incremental_binary): New function.
7448 (can_incrementally_link_file): Add checks if output is ELF and has
7449 inputs section.
7450 * incremental.h: Include "elfcpp_file.h" and "output.h".
7451 (Incremental_binary): New class.
7452 (Sized_incremental_binary): New class.
7453 (open_incremental_binary): Declare.
7454 * object.cc (is_elf_object): Use
7455 elfcpp::Elf_recognizer::is_elf_file.
7456 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7457 * output.h (Output_file::filesize): New method.
7458
fd3c5f0b
ILT		 74592009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7460
7461 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7462 New function.
7463 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7464 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7465 function.
7466 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7467 function.
7468 (Arm_relocate_functions::movw_abs_nc): New function.
7469 (Arm_relocate_functions::movt_abs): New function.
7470 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7471 (Arm_relocate_functions::thm_movt_abs): New function.
7472 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7473 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7474 (Scan::global): Likewise.
7475 (Relocate::relocate): Likewise.
7476 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7477
7f5309a5
ILT		 74782009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7479
7480 * arm.cc (Arm_relocate_functions::got_prel) New function.
7481 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7482 (Relocate::relocate): Likewise.
7483 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7484
364c7fa5
ILT		 74852009-10-06 Ian Lance Taylor <iant@google.com>
7486
7487 * options.h (class General_options): Define
7488 split_stack_adjust_size parameter.
7489 * object.h (class Object): Add uses_split_stack_ and
7490 has_no_split_stack_ fields. Add uses_split_stack and
7491 has_no_split_stack accessor functions. Declare
7492 handle_split_stack_section.
7493 (class Reloc_symbol_changes): Define.
7494 (class Sized_relobj): Define Function_offsets. Declare
7495 split_stack_adjust, split_stack_adjust_reltype, and
7496 find_functions.
7497 * object.cc (Object::handle_split_stack_section): New function.
7498 (Sized_relobj::do_layout): Call handle_split_stack_section.
7499 * dynobj.cc (Sized_dynobj::do_layout): Call
7500 handle_split_stack_section.
7501 * reloc.cc (Sized_relobj::relocate_sections): Call
7502 split_stack_adjust for executable sections in split_stack
7503 objects. Pass reloc_map to relocate_section.
7504 (Sized_relobj::split_stack_adjust): New function.
7505 (Sized_relobj::split_stack_adjust_reltype): New function.
7506 (Sized_relobj::find_functions): New function.
7507 * target-reloc.h: Include "object.h".
7508 (relocate_section): Add reloc_symbol_changes parameter. Change
7509 all callers.
7510 * target.h (class Target): Add calls_non_split method. Declare
7511 do_calls_non_split virtual method. Declare match_view and
7512 set_view_to_nop.
7513 * target.cc: Include "elfcpp.h".
7514 (Target::do_calls_non_split): New function.
7515 (Target::match_view): New function.
7516 (Target::set_view_to_nop): New function.
7517 * gold.cc (queue_middle_tasks): Give an error if mixing
7518 split-stack and non-split-stack objects with -r.
7519 * i386.cc (Target_i386::relocate_section): Add
7520 reloc_symbol_changes parameter.
7521 (Target_i386::do_calls_non_split): New function.
7522 * x86_64.cc (Target_x86_64::relocate_section): Add
7523 reloc_symbol_changes parameter.
7524 (Target_x86_64::do_calls_non_split): New function.
7525 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7526 parameter.
7527 * powerpc.cc (Target_powerpc::relocate_section): Add
7528 reloc_symbol_changes parameter.
7529 * sparc.cc (Target_sparc::relocate_section): Add
7530 reloc_symbol_changes parameter.
7531 * configure.ac: Call AM_CONDITIONAL for the default target.
7532 * configure: Rebuild.
7533 * testsuite/Makefile.am (TEST_AS): New variable.
7534 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7535 (check_DATA): Add split_i386 and split_x86_64 files.
7536 (SPLIT_DEFSYMS): Define.
7537 (split_i386_[1234n].o): New targets.
7538 (split_i386_[124]): New targets.
7539 (split_i386_[1234r].stdout): New targets.
7540 (split_x86_64_[1234n].o): New targets.
7541 (split_x86_64_[124]): New targets.
7542 (split_x86_64_[1234r].stdout): New targets.
7543 (MOSTLYCLEANFILES): Add new executables.
7544 * testsuite/split_i386.sh: New file.
7545 * testsuite/split_x86_64.sh: New file.
7546 * testsuite/split_i386_1.s: New file.
7547 * testsuite/split_i386_2.s: New file.
7548 * testsuite/split_i386_3.s: New file.
7549 * testsuite/split_i386_4.s: New file.
7550 * testsuite/split_i386_n.s: New file.
7551 * testsuite/split_x86_64_1.s: New file.
7552 * testsuite/split_x86_64_2.s: New file.
7553 * testsuite/split_x86_64_3.s: New file.
7554 * testsuite/split_x86_64_4.s: New file.
7555 * testsuite/split_x86_64_n.s: New file.
7556 * testsuite/testfile.cc (Target_test): Update relocation_section
7557 function.
7558 * testsuite/Makefile.in: Rebuild.
7559
e8a9fcda
ILT		 75602009-10-06 Ian Lance Taylor <iant@google.com>
7561
7562 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7563 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7564 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7565 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7566 the address on ldo_addrs_.
7567 (Target_i386::Relocate::fix_up_ldo): New function.
7568
e99daf92
ILT		 75692009-10-06 Rafael Espindola <espindola@google.com>
7570
7571 * plugin.cc (add_input_library): New.
7572 (Plugin::load): Add add_input_library to tv.
7573 (Plugin_manager::add_input_file): Add the is_lib argument.
7574 (add_input_file): Update call to Plugin_manager::add_input_file.
7575 (add_input_library): New.
7576 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7577
966d4097
DK		 75782009-09-30 Doug Kwan <dougkwan@google.com>
7579
7580 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7581 symbol and call Symbol::may_need_copy_reloc to determine if
7582 a copy reloc is needed.
7583 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7584 nocopyreloc is given in command line.
7585 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7586 given in command line.
7587 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7588 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7589 of the removed Target_i386::may_need_copy_reloc.
7590 * options.h (copyreloc): New option with default value false.
7591 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7592 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7593 instead of the removed Target_powerpc::may_need_copy_reloc.
7594 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7595 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7596 instead of the removed Target_sparc::may_need_copy_reloc.
7597 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7598 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7599 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7600 instead of the removed Target_x86_64::may_need_copy_reloc.
7601
029ba973
ILT		 76022009-09-30 Ian Lance Taylor <iant@google.com>
7603
7604 * object.h (class Object): Remove target_ field, and target,
7605 sized_target, and set_target methods.
7606 (Object::sized_target): Remove.
7607 (class Sized_relobj): Update declarations. Remove sized_target.
7608 * object.cc (Sized_relobj::setup): Remove target parameter.
7609 Change all callers.
7610 (Input_objects::add_object): Don't do anything with the target.
7611 (make_elf_sized_object): Add punconfigured parameter. Change all
7612 callers. Set or test parameter target.
7613 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7614 Change all callers.
7615 * parameters.cc (Parameters::set_target): Change parameter type to
7616 be non-const.
7617 (Parameters::default_target): Remove.
7618 (set_parameters_target): Change parameter type to be non-const.
7619 (parameters_force_valid_target): New function.
7620 (parameters_clear_target): New function.
7621 * parameters.h (class Parameters): Update declarations. Remove
7622 default_target method. Add sized_target and clear_target
7623 methods. Change target_ to be non-const.
7624 (set_parameters_target): Update declaration.
7625 (parameters_force_valid_target): Declare.
7626 (parameters_clear_target): Declare.
7627 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7628 as NULL if we aren't searching.
7629 (Add_symbols::run): Don't check for compatible target.
7630 * fileread.cc (Input_file::open_binary): Call
7631 parameters_force_valid_target.
7632 * gold.cc (queue_middle_tasks): Likewise.
7633 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7634 set_target on object.
7635 * dynobj.h (class Sized_dynobj): Update declarations.
7636 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7637 make_elf_object returns NULL.
7638 (Archive::include_member): Don't check whether object target is
7639 compatible.
7640 * output.cc (Output_section::add_input_section): Get target from
7641 parameters.
7642 (Output_section::relax_input_section): Likewise.
7643 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7644 parameters.
7645 (Sized_relobj::do_scan_relocs): Likewise.
7646 (Sized_relobj::relocate_sections): Likewise.
7647 * resolve.cc (Symbol_table::resolve): Likewise.
7648 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7649 parameter. Change all callers.
7650 (Symbol_table::add_from_object): Get target from parameters.
7651 (Symbol_table::add_from_relobj): Don't check object target.
7652 (Symbol_table::add_from_dynobj): Likewise.
7653 (Symbol_table::define_special_symbol): Get target from
7654 parameters.
7655 * symtab.h (class Symbol_table): Update declaration.
7656 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7657 parameter. Change all callers. Clear parameter target.
7658 (Binary_test): Test target here.
7659 * testsuite/object_unittest.cc (gold_testsuite): Remove
7660 target_test_pointer parameter. Change all callers.
7661 (Object_test): Test target here.
7662
a6a22b83
ILT		 76632009-09-26 Ian Lance Taylor <iant@google.com>
7664
7665 * testsuite/initpri1.c: Don't try to use constructor priorities if
7666 compiling with gcc before 4.3.
7667
6a8f49fe
ILT		 76682009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7669
7670 * testsuite/retain_symbols_file_test.sh (check_present): Change
7671 output file name to retain_symbols_file_test.stdout.
7672 (check_absent): Likewise.
7673
8c604651
CS		 76742009-09-18 Craig Silverstein <csilvers@google.com>
7675
7676 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7677 * options.cc: Include <cerrno> and <fstream>.
7678 (General_options::finalize): Parse -retain-symbols-file tag.
7679 * options.h: New flag.
7680 (General_options): New method should_retain_symbol, new
7681 variable symbols_to_retain.
7682 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7683 should_retain_symbol map.
7684 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7685 * testsuite/Makefile.in: Regenerate.
7686 * testsuite/retain_symbols_file_test.sh: New file.
7687
ca58b19f
NC		 76882009-09-18 Nick Clifton <nickc@redhat.com>
7689
7690 * po/es.po: Updated Spanish translation.
7691
20e6d0d6
DK		 76922009-09-17 Doug Kwan <dougkwan@google.com>
7693
7694 * debug.h (DEBUG_RELAXATION): New constant.
7695 (DEBUG_ALL): Add DEBUG_RELAXATION.
7696 (debug_string_to_enum): Add relaxation debug option.
7697 * layout.cc
7698 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7699 Layout::Relaxation_debug_check::read_sections,
7700 Layout::Relaxation_debug_check::read_sections): New method definitions.
7701 (Layout::Layout): Initialize data members
7702 record_output_section_data_from_scrips_,
7703 script_output_section_data_list_ and relaxation_debug_check_.
7704 (Layout::save_segments, Layout::restore_segments,
7705 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7706 Layout::relaxation_loop_body): New method definitions.
7707 (Layout::finalize): Support relaxation. Move section layout code to
7708 Layout::relaxation_loop_body.
7709 (Layout::set_asection_address_from_script): Move code for orphan
7710 section placement out.
7711 (Layout::place_orphan_sections_in_script): New method definition.
7712 * layout.h (Output_segment_headers, Output_file_header):
7713 New forward class declarations.
7714 (Layout::~Layout): Define.
7715 (Layout::new_output_section_data_from_script): New method definition.
7716 (Layout::place_orphan_sections_in_script): New method declaration.
7717 (Layout::Segment_states): New type declaration.
7718 (Layout::save_segments, Layout::restore_segments,
7719 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7720 Layout::relaxation_loop_body): New method declarations.
7721 (Layout::Output_section_data_list): New type declaration.
7722 (Layout::Relaxation_debug_check): New class definition.
7723 (Layout::record_output_section_data_from_script_,
7724 Layout::script_output_section_data_list_, Layout::segment_states_,
7725 Layout::relaxation_debug_check_): New data members.
7726 * output.cc: (Output_section_headers::do_size): New method definition.
7727 (Output_section_headers::Output_section_headers): Move size
7728 computation to Output_section_headers::do_size.
7729 (Output_segment_headers::do_size): New method definition.
e1df38aa 7730 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7731 Output_file_header::do_size and call it.
7732 (Output_file_header::do_size): New method definition.
7733 (Output_data_group::Output_data_group): Adjust call to
7734 Output_section_data.
7735 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7736 (Output_symtab_xindex::do_write): Add array bound check.
7737 (Output_section::Input_section::print_to_mapfile): Handle
7738 RELAXED_INPUT_SECTION_CODE.
7739 (Output_section::Output_section): Initialize data member checkpoint_.
7740 (Output_section::~Output_section): Delete checkpoint object pointed
7741 by checkpoint_.
7742 (Output_section::add_input_section): Always add an Input_section if
7743 relaxing.
7744 (Output_section::add_merge_input_section): Add assert.
7745 (Output_section::relax_input_section): New method definition.
7746 (Output_section::set_final_data_size): Set load address to zero for
7747 an unallocated section.
7748 (Output_section::do_address_and_file_offset_have_reset_values):
7749 New method definition.
7750 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7751 Handle relaxed input section.
7752 (Output_section::sort_attached_input_sections): Checkpoint input
7753 section list lazily.
7754 (Output_section::get_input_sections): Change type of input_sections to
7755 list of Simple_input_section pointers. Checkpoint input section list
7756 lazily. Also handle relaxed input sections.
7757 (Output_section::add_input_section_for_script): Take a reference to
7758 a Simple_input_section object instead of Relobj pointer and section
7759 index as parameter. Handle relaxed input sections.
7760 (Output_section::save_states, Output_section::restore_states): New
7761 method definitions.
7762 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7763 (Output_data::is_data_size_fixed): New method definition.
7764 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7765 if it is fixed.
7766 (Output_data::address_and_file_offset_have_reset_values): New method
7767 definition.
7768 (Output_data::do_address_and_file_offset_have_reset_values): New method
7769 definition.
7770 (Output_data::set_data_size): Check that data size is not fixed.
7771 (Output_data::fix_data_size): New method definition.
7772 (Output_data::is_data_size_fixed_): New data member.
7773 (Output_section_headers::set_final_data_size): New method definition.
7774 (Output_section_headers::do_size): New method declaration.
7775 (Output_segment_headers::set_final_data_size): New method definition.
7776 (Output_segment_headers::do_size): New method declaration.
7777 (Output_file_header::set_final_data_size)::New method definition.
7778 (Output_file_header::do_size)::New method declaration.
7779 (Output_section_data::Output_section_data): Add new parameter
7780 is_data_size_fixed and use it to fix data size.
7781 (Output_data_const::Output_data_const): Adjust call to base class
7782 constructor and fix data size.
7783 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7784 base class constructor and fix data size.
7785 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7786 base class constructor and fix data size.
7787 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7788 class constructor and fix data size.
7789 (Output_data_group::set_final_data_size): New method definition.
7790 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7791 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7792 class constructor and fix data size.
7793 (Output_relaxed_input_section): New class definition.
7794 (Output_section::Simple_input_section): New class definition.
7795 (Output_section::get_input_sections): Adjust parameter list.
7796 (Output_section::add_input_section_for_script): Same.
7797 (Output_section::save_states, Output_section::restore_states,
7798 Output_section::do_address_and_file_offset_have_reset_values,
7799 (Output_section::Input_section::Input_section): Handle
7800 RELAXED_INPUT_SECTION_CODE. Add new overload for
7801 Output_relaxed_input_section.
7802 (Output_section::Input_section::is_input_section,
7803 Output_section::Input_section::set_output_section): Handle relaxed
7804 input section.
7805 (Output_section::Input_section::is_relaxed_input_section,
7806 Output_section::Input_section::output_section_data,
7807 Output_section::Input_section::relaxed_input_section): New method
7808 definitions.
7809 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7810 value.
7811 (Output_section::Input_section::u1_): Update comments.
7812 (Output_section::Input_section::u2_): Add new union member poris.
7813 (Output_section::Checkpoint_output_section): New classs definition.
7814 (Output_section::relax_input_section): New method declaration.
7815 (Output_section::checkpoint_): New data member.
7816 (Output_segment): Update comments.
7817 (Output_segment::Output_segment): Un-privatize copy constructor.
7818 (Output_segment::operator=): Un-privatize.
7819 * script-sections.cc (Output_section_element::Input_section_list):
7820 Change element type to Output_section::Simple_input_section.
7821 (Output_section_element_dot_assignment::set_section_addresses):
7822 Register output section data for relaxation clean up.
7823 (Output_data_exression::Output_data_expression): Adjust call to base
7824 constructor to fix data size.
7825 (Output_section_element_data::set_section_addresses): Register
7826 Output_data_expression object for relaxation clean up.
7827 (struct Input_section_info): Replace Relobj pointer and section index
7828 pair with Output_section::Simple_input_section and Convert struct to a
7829 class.
7830 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7831 Input_section_info data member to use accessors.
20e6d0d6
DK		 7832 (Output_section_element_input::set_section_addresses): Use layout
7833 parameter. Adjust code to use Output_section::Simple_input_section
7834 and Input_secction_info classes. Register filler for relaxation
7835 clean up.
7836 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7837 and section index pair with Output_section::Simple_input_section
7838 class. Adjust code accordingly.
7839 (Phdrs_element::release_segment): New method definition.
7840 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7841 segment list.
7842 (Script_sections::release_segments): New method definition.
7843 * gold/script-sections.h (Script_sections::release_segments): New
7844 method declaration.
7845 * gold/target.h (Target::may_relax, Target::relax,
7846 Target::do_may_relax, Target::do_relax): New method definitions.
7847
5e445df6
ILT		 78482009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7849
7850 * arm.cc (has_signed_unsigned_overflow): New function.
7851 (Arm_relocate_functions::abs8): New function.
7852 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7853 (Target_arm::Scan::global): Likewise.
7854 (Target_arm::relocate::relocate): Likewise.
7855 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7856 Likewise.
7857
8c604651 78582009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7859
7860 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7861 * testsuite/Makefile.in: Regenerate.
7862
1e9cc1c2
NC		 78632009-09-11 Nick Clifton <nickc@redhat.com>
7864
7865 * po/gold.pot: Updated by the Translation project.
7866
6a89f575
CC		 78672009-09-08 Cary Coutant <ccoutant@google.com>
7868
7869 * output.cc (Output_file::open): Add execute permission to empty file.
7870 * testsuite/Makefile.am (permission_test): New test.
7871 * testsuite/Makefile.in: Regenerate.
7872
fdcac5af
ILT		 78732009-09-02 Ian Lance Taylor <iant@google.com>
7874
7875 * output.cc (Output_file::resize): Call map_no_anonymous rather
7876 than map.
7877
44453f85
ILT		 78782009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7879
7880 * gold.cc: Include "incremental.h".
7881 (queue_initial_tasks): Call Incremental_checker methods.
7882 * incremental.cc: Include "output.h".
7883 (Incremental_checker::can_incrementally_link_output_file): New
7884 method.
7885 * incremental.h (Incremental_checker): New class.
7886
7887 * output.cc (Output_file::open_for_modification): New method.
7888 (Output_file::map_anonymous): Changed return type to bool. Record
7889 map in base_ field.
7890 (Output_file::map_no_anonymous): New method, broken out of map.
7891 (Output_file::map): Use map_no_anonymous and map_anonymous.
7892 * output.h (class Output_file): Update declarations.
7893
293c1386
CC		 78942009-08-24 Cary Coutant <ccoutant@google.com>
7895
7896 * options.h (Command_line::Pre_options): New class.
7897 (Command_line::pre_options): New member.
7898 * options.cc (gold::options::ready_to_register): New variable.
7899 (One_option::register_option): Do nothing if not registering options.
7900 Assert if same short option registered twice.
7901 (General_options::General_options): Turn off option registration when
7902 done constructing.
7903 (Command_line::Pre_options::Pre_options): New constructor.
7904
f773f3d2
CC		 79052009-08-24 Cary Coutant <ccoutant@google.com>
7906
06a73cfe
CC		 7907 * options.h (General_options::no_keep_memory): Remove incorrect
7908 short option.
f773f3d2 7909
a15af8e2
RW		 79102009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7911
7912 * Makefile.am (am__skiplex, am__skipyacc): New.
7913 * Makefile.in: Regenerate.
7914
c462b41b
RW		 79152009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7916
14ec8efd
RW		 7917 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7918 (INCLUDES): ... this.
7919 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7920 (AM_CPPFLAGS): Renamed from ...
7921 (INCLUDE): ... this.
7922 * Makefile.in, testsuite/Makefile.in: Regenerate.
7923
81ecdfbb
RW		 7924 * Makefile.in: Regenerate.
7925 * aclocal.m4: Likewise.
7926 * config.in: Likewise.
7927 * configure: Likewise.
7928 * testsuite/Makefile.in: Likewise.
7929
c462b41b
RW		 7930 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7931 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7932 * Makefile.in: Regenerate.
7933 * testsuite/Makefile.in: Regenerate.
7934
2da73f13
CC		 79352009-08-19 Cary Coutant <ccoutant@google.com>
7936
7937 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7938 symbols in shared libraries overridden by hidden or internal symbols
7939 in the main program.
7940
2db70501
CD		 79412009-08-19 Chris Demetriou <cgd@google.com>
7942
7943 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7944 checking source file names in error messages.
7945
f733487b
DK		 79462009-08-18 Doug Kwan <dougkwan@google.com>
7947
7948 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7949 an elcpp::Ehdr as parameter. Adjust call to set_target.
7950 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7951 an elfcpp::Ehdr as parameter.
7952 * object.cc (Object::set_target): Remove the version that looks up
7953 a target and sets it.
7954 (Sized_relobj::setup): Take a Target object instead of
7955 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7956 (make_elf_sized_object): Find target and ask target to
7957 make an ELF object.
7958 * object.h: (Object::set_target): Remove the version that looks up
7959 a target and sets it.
7960 (Sized_relobj::setup): Take a Target object instead of
7961 an elfcpp:Ehdr as parameter.
7962 * target.cc: Include dynobj.h.
7963 (Target::do_make_elf_object_implementation): New.
7964 (Target::do_make_elf_object): New.
7965 * target.h (Target::make_elf_object): New template declaration.
7966 (Target::do_make_elf_object): New method declarations.
7967 (Target::do_make_elf_object_implementation): New template declaration.
7968
cc70f101
ILT		 79692009-08-14 Ian Lance Taylor <iant@google.com>
7970
7971 * gold.h (FUNCTION_NAME): Define.
7972 (gold_unreachable): Use FUNCTION_NAME.
7973
ef5e0cb1
ST		 79742009-08-12 Sriraman Tallam <tmsriram@google.com>
7975
7976 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7977 symbol in the --keep-unique list is not found.
7978
48c187ce
ST		 79792009-08-12 Sriraman Tallam <tmsriram@google.com>
7980
7981 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7982 been maked as --keep-unique.
7983 (Icf::unfold_section): New function.
7984 * icf.h (Icf::unfold_section): New function.
7985 * options.h (General_options::keep_unique): New option.
7986 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7987 * testsuite/Makefile.in: Regenerate.
7988 * testsuite/icf_keep_unique_test.sh: New file.
7989 * testsuite/icf_keep_unique_test.cc: New file.
7990
645afe0c
CC		 79912009-08-12 Cary Coutant <ccoutant@google.com>
7992
7993 PR 10471
7994 * resolve.cc (Symbol_table::resolve): Check for references from
7995 dynamic objects to hidden and internal symbols.
7996 * testsuite/Makefile.am (hidden_test.sh): New test.
7997 * testsuite/Makefile.in: Regenerate.
7998 * testsuite/hidden_test.sh: New script.
7999 * testsuite/hidden_test_1.c: New test source.
8000 * testsuite/hidden_test_main.c: New test source.
8001
11af873f
DK		 80022009-08-11 Doug Kwan <dougkwan@google.com>
8003
8004 * arm.cc: Update comments.
8005 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8006 segment to locate the .ARM.exidx section if present.
8007
b9f7d72d
DK		 80082009-08-09 Doug Kwan <dougkwan@google.com>
8009
8010 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8011 patch.
8012
ddd3c53c
ST		 80132009-08-07 Sriraman Tallam <tmsriram@google.com>
8014 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8015 compiler warnings.
8016
27721062
ST		 80172009-08-06 Sriraman Tallam <tmsriram@google.com>
8018
8019 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8020 valid tls_segment only for non-debug-section relocations.
8021 * testsuite/Makefile.am: Add gc_tls_test.
8022 * testsuite/Makefile.in: Regenerate.
8023 * testsuite/gc_tls_test.cc: New file.
8024 * testsuite/gc_tls_test.sh: New file.
8025
ef15dade 80262009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8027
ef15dade
ST		 8028 * icf.cc: New file.
8029 * icf.h: New file.
8030 * Makefile.am (CCFILES): Add icf.cc.
8031 (HFILES): Add icf.h
8032 * Makefile.in: Regenerate.
8033 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8034 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8035 section, symbol and addend information for the relocs.
8036 * gold.cc (queue_middle_tasks): Call identical code folding.
8037 * gold.h: Add defines for multimap.
8038 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8039 to the call of finalize_local_symbols.
8040 * main.cc (main): Create object of class Icf.
8041 * object.cc (Sized_relobj::do_layout): Allow this function to be
8042 called twice during icf.
8043 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8044 to sections marked as identical by icf.
8045 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8046 when available.
8047 (Sized_relobj::do_section_entsize): New function.
8048 * object.h (Object::section_entsize): New function.
8049 (Object::do_section_entsize): New pure virtual function.
8050 (Relobj::finalize_local_symbols): Add new parameter.
8051 (Relobj::do_section_entsize): New function.
8052 * options.h (General_options::icf): New option.
8053 (General_options::icf_iterations): New option.
8054 (General_options::print_icf_sections): New option.
8055 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8056 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8057 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8058 icf.
8059 * symtab.cc (Symbol_table::is_section_folded): New function.
8060 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8061 to sections marked as identical by icf.
8062 * symtab.h (Symbol_table::set_icf): New function.
8063 (Symbol_table::icf): New function.
8064 (Symbol_table::is_section_folded): New function.
8065 (Symbol_table::icf_): New data member.
8066 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8067 * testsuite/Makefile.am: Add commands to build icf_test.
8068 * testsuite/Makefile.in: Regenerate.
8069 * testsuite/icf_test.sh: New file.
8070 * testsuite/icf_test.cc: New file.
8071
c3b65ac4
CD		 80722009-07-24 Chris Demetriou <cgd@google.com>
8073
8074 * layout.cc (is_compressible_debug_section): Fix incorrect
8075 comment about compressed section names.
8076
1caf2c51
ILT		 80772009-07-20 Ian Lance Taylor <ian@airs.com>
8078
8079 PR 10419
8080 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8081
1ef4d87f
ILT		 80822009-07-16 Ian Lance Taylor <iant@google.com>
8083
8084 PR 10400
8085 * layout.h: #include <map>.
8086 (class Kept_section): Change from struct to class. Add accessors
8087 and setters. Add section size to Comdat_group mapping. Change
8088 Comdat_group to std::map. Add is_comdat_ field. Add
8089 linkonce_size field in union.
8090 (class Layout): Update declaration of find_or_add_kept_section.
8091 Don't declare find_kept_object.
8092 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8093 parameter. Add object, shndx, is_comdat, and is_group_name
8094 parameters. Change all callers. Adjust for new Kept_section.
8095 (Layout::find_kept_object): Remove.
8096 * object.cc (Sized_relobj::include_section_group): Update use of
8097 Kept_section. Rename secnum to shndx. Only record
8098 Kept_comdat_section if sections are the same size.
8099 (Sized_relobj::include_linkonce_section): Update use of
8100 Kept_section. Only record Kept_comdat_section if sections are the
8101 same size. Set size of linkonce section.
8102 (Sized_relobj::map_to_kept_section): Update call to
8103 get_kept_comdat_section.
8104 * object.h (class Sized_relobj): Rename fields in
8105 Kept_comdat_section to drop trailing underscores; change object
8106 field to Relobj*. Change Kept_comdat_section_table to store
8107 struct rather than pointer.
8108 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8109 Add kept_object and kept_shndx parameters. Change all callers.
8110 (Sized_relobj::get_kept_comdat_section): Change return type to
8111 bool. Add kept_object and kept_shndx parameters. Change all
8112 callers.
8113 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8114 Layout::find_or_add_kept_section.
8115
37c3b7b0
ILT		 81162009-07-09 Ian Lance Taylor <iant@google.com>
8117
8118 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8119 Reserve space in the hash table.
8120
98fa85cb
ILT		 81212009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8122
8123 * fileread.cc (File_read::get_mtime): New method.
8124 * fileread.h (Timespec): New structure.
8125 (File_read::get_mtime): New method.
8126 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8127 Renamed from timestamp_nsec.
8128 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8129 Elf_Xword.
e1df38aa 8130 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8131 timestamp_nsec.
e1df38aa 8132 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8133 (Incremental_inputs::report_obejct): Save mtime; style fix.
8134 (Incremental_inputs::report_script): Save mtime; style fix.
8135 (Incremental_inputs::finalize_inputs): Style fix.
8136 (Incremental_inputs::finalize): Style fix.
8137 (Incremental_inputs::create_input_section_data): Store inputs
8138 mtime.
8139 * incremental.h (Incremental_inputs::report_script): Add mtime
8140 argument.
8141 (Incremental_inputs::Input_info::Input_info): Intialize only one
8142 union member.
8143 (Incremental_inputs::Input_info::archive): Move to nameless
8144 union.
8145 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8146 (Incremental_inputs::Input_info::script): Move to nameless union.
8147 (Incremental_inputs::mtime): New field.
8148 * script.cc (read_input_script): Pass file mtime to
8149 Incremental_input.
8150 * script.h (Script_info::inputs): Style fix.
8151
c9d70757
ILT		 81522009-07-01 Ian Lance Taylor <ian@airs.com>
8153
8154 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8155 instead of 32.
8156
9c547ec3
ILT		 81572009-06-24 Ian Lance Taylor <iant@google.com>
8158
8159 PR 10156
8160 * layout.cc (Layout::choose_output_section): If we find an
8161 existing section, update the flags.
8162 (Layout::create_notes): New function, broken out of
8163 Layout::finalize.
8164 (Layout::finalize): Don't create note sections.
8165 (Layout::create_note): Don't crash if linker script discards
8166 section.
8167 (Layout::create_gold_note): Likewise.
8168 (Layout::create_build_id): Likewise. Don't set
8169 after_input_sections on the section.
8170 (Layout::create_executable_stack_info): Remove target parameter.
8171 Change caller.
8172 * layout.h (class Layout): Declare create_notes. Update
8173 declaration of create_executable_stack_info.
8174 * gold.cc (queue_middle_tasks): Call create_notes.
8175 * output.cc (Output_section::update_flags_for_input_section): Move
8176 here from output.h. If SHF_ALLOC flag is newly set, mark address
8177 invalid.
8178 * output.h (Output_data::mark_address_invalid): New function.
8179 (class Output_section): Only declare, not define,
8180 update_flags_for_input_section. Remove set_flags.
8181
55458500
ILT		 81822009-06-24 Ian Lance Taylor <iant@google.com>
8183
8184 * script-sections.cc (Output_section_definition::
8185 set_section_addresses): Rename shadowing local load_address to
8186 laddr.
8187
1307d6cd
ILT		 81882009-06-24 Ian Lance Taylor <iant@google.com>
8189
8190 PR 10244
8191 * reloc.cc (relocate_sections): Skip empty relocation sections.
8192
ec3f783e
ILT		 81932009-06-23 Ian Lance Taylor <iant@google.com>
8194
8195 PR 10156
8196 * layout.cc (Layout::create_note): Use choose_output_section
8197 rather than make_output_section.
8198
459c9f1c
ILT		 81992009-06-23 Ian Lance Taylor <iant@google.com>
8200
8201 PR 10237
8202 * options.cc (General_options::parse_V): Set printed_version_.
8203 (General_options::General_options): Initialize printed_version_.
8204 * options.h (class General_options): Add printed_version_ field.
8205 * gold.cc (queue_initial_tasks): If there are no input files,
8206 don't give a fatal error if we printed the version information.
8207 (queue_middle_tasks): If using -r with a shared object, give a
8208 fatal error rather than an ordinary error.
8209
1518dc8f
ILT		 82102009-06-23 Ian Lance Taylor <iant@google.com>
8211
8212 PR 10219
8213 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8214 (Layout::make_output_section): Set have_stabstr_section_ if we see
8215 a .stab*str section.
8216 (Layout::finalize): Call link_stabs_sections.
8217 (Layout::link_stabs_sections): New file.
8218 * layout.h (class Layout): Add have_stabstr_section_ field.
8219 Declare link_stabs_sections.
8220
3d857b98
DK		 82212009-06-23 Doug Kwan <dougkwan@google.com>
8222
8223 * Makefile.am (libgold_a_LIBADD): New.
8224 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8225 * Makefile.in: Regenerate.
8226 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8227 * configure: Regenerate.
8228 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8229 * fileread.cc: Include sys/state.h
8230 * gold.h: Declare memmem and strndup if found missing.
8231 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8232
0639a6f6
ILT		 82332009-06-23 Ian Lance Taylor <iant@google.com>
8234
8235 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8236 * configure: Rebuild.
8237
8d63875c
ILT		 82382009-06-23 Ian Lance Taylor <iant@google.com>
8239
8240 PR 10147
8241 * object.cc (Object::section_contents): Don't try to get a view if
8242 the section has length zero.
8243 (Object::handle_gnu_warning_section): If the section is empty, use
8244 the name of the section as the warning.
8245
f7c8a183
ILT		 82462009-06-23 Ian Lance Taylor <iant@google.com>
8247
8248 PR 10133
8249 * stringpool.h (class Stringpool_template): Add optimize_ field.
8250 (Stringpool_template::set_optimize): New function.
8251 * stringpool.cc (Stringpool_template::Stringpool_template):
8252 Initialize optimize_ field.
8253 (Stringpool_template::set_string_offsets): Test local optimize
8254 fild rather than parameter.
8255 * layout.cc (Layout::Layout): Call set_optimize on the section
8256 name stringpool.
8257
e6a307ba
ILT		 82582009-06-22 Ian Lance Taylor <iant@google.com>
8259
8260 PR 10030
8261 * yyscript.y: Parse TARGET.
8262 * script.cc (script_set_target): New function.
8263 * script-c.h (script_set_target): Declare.
8264 * options.cc (General_options::string_to_object_format): Rename
8265 from string_to_object_format in anonymous namespace. Change
8266 callers.
8267 * options.h (class General_options): Declare
8268 string_to_object_format.
8269
3ee173de
ILT		 82702009-06-22 Ian Lance Taylor <iant@google.com>
8271
8272 * script-sections.cc (Script_sections::create_segments): Don't put
8273 program headers in a PT_LOAD segment if -n or -N.
8274
82752009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8276
8277 PR 10141
8278 * options.h (class General_options): Add -z lazy and -z now. Sort
8279 -z options into alphabetical order.
8280 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8281
cd6739a1 82822009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8283
8284 * layout.cc (Layout::make_output_section): Call
8285 Target::new_output_section.
8286 (Layout::attach_allocated_section_to_segment): Put large section
8287 sections in a separate load segment with the large segment flag
8288 set.
8289 (Layout::segment_precedes): Sort large data segments after other
8290 load segments.
8291 (align_file_offset): New static function.
8292 (Layout::set_segment_offsets): Use align_file_offset.
8293 * output.h (class Output_section): Add is_small_section_ and
8294 is_large_section_ fields.
8295 (Output_section::is_small_section): New function.
8296 (Output_section::set_is_small_section): New function.
8297 (Output_section::is_large_section): New function.
8298 (Output_section::set_is_large_section): New function.
8299 (Output_section::is_large_data_section): New function.
8300 (class Output_segment): Add is_large_data_segment_ field.
8301 (Output_segment::is_large_data_segment): New function.
8302 (Output_segment::set_is_large_data_segment): New function.
8303 * output.cc (Output_section::Output_section): Initialize new
8304 fields.
8305 (Output_segment::Output_segment): Likewise.
8306 (Output_segment::add_output_section): Add assertion that large
8307 data sections always go in large data segments. Force small data
8308 sections to the end of the list of data sections. Force small BSS
8309 sections to the start of the list of BSS sections. For large BSS
8310 sections to the end of the list of BSS sections.
8311 * symtab.h (class Symbol): Declare is_common_shndx.
8312 (Symbol::is_defined): Check Symbol::is_common_shndx.
8313 (Symbol::is_common): Likewise.
8314 (class Symbol_table): Define enum Commons_section_type. Update
8315 declarations. Add small_commons_ and large_commons_ fields.
8316 * symtab.cc (Symbol::is_common_shndx): New function.
8317 (Symbol_table::Symbol_table): Initialize new fields.
8318 (Symbol_table::add_from_object): Put small and large common
8319 symbols in the right list.
8320 (Symbol_table::sized_finalized_symbol): Check
8321 Symbol::is_common_shndx.
8322 (Symbol_table::sized_write_globals): Likewise.
8323 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8324 common symbol lists. Don't call do_allocate_commons_list if the
8325 list is empty.
8326 (Symbol_table::do_allocate_commons_list): Remove is_tls
8327 parameter. Add comons_section_type parameter. Change all
8328 callers. Handle small and large common symbols.
8329 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8330 Symbol::is_common_shndx.
8331 * resolve.cc (symbol_to_bits): Likewise.
8332 * target.h (Target::small_common_shndx): New function.
8333 (Target::small_common_section_flags): New function.
8334 (Target::large_common_shndx): New function.
8335 (Target::large_common_section_flags): New function.
8336 (Target::new_output_section): New function.
8337 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8338 small_common_section_flags, and large_common_section_flags
8339 fields.
8340 (Target::do_new_output_section): New virtual function.
8341 * arm.cc (Target_arm::arm_info): Initialize new fields.
8342 * i386.cc (Target_i386::i386_info): Likewise.
8343 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8344 Likewise.
8345 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8346 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8347 (Target_x86_64::do_new_output_section): New function.
8348 * configure.ac: Define conditional MCMODEL_MEDIUM.
8349 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8350 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8351 (large_LDFLAGS): Define.
8352 * testsuite/large.c: New file.
8353 * testsuite/testfile.cc (Target_test::test_target_info):
8354 Initialize new fields.
8355 * configure, testsuite/Makefile.in: Rebuild.
8356
bb04269c
DK		 83572009-06-05 Doug Kwan <dougkwan@google.com>
8358
8359 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8360 * Makefile.in: Regenerate.
bb04269c
DK		 8361 * i386.cc (class Target_i386): Define new virtual method to
8362 override do_is_local_label_name in parent.
8363 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8364 local symbols if --discard-locals or -X is given.
8365 * options.h (class General_options): Declare new options
8366 '--discard-locals' and '-X' for discarding locals.
8367 * target.h (class Target): Define new methods is_local_label_name.
8368 Declare new virtual method do_is_local_label_name.
8369 * target.cc: New file.
8370 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8371 (check_SCRIPTS): Add discard_locals_test.sh.
8372 (check_DATA): Add discard_local_tests.syms.
8373 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8374 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8375 * testsuite/Makefile.in: Regenerate.
8376 * testsuite/discard_locals_test.c: New file.
8377 * testsuite/discard_locals_test.sh: Same.
8378
805bb01c
DK		 83792009-06-05 Doug Kwan <dougkwan@google.com>
8380
8381 * object.cc (Sized_relobj::Sized_relobj): Initialize
8382 discarded_eh_frame_shndx_ to -1U.
8383 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8384 section.
8385 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8386 a discarded .eh_frame section.
8387 (Sized_relobj::do_finalize_local_symbols): Ditto.
8388 * object.h (class Sized_relobj): Declare new member
8389 discarded_eh_frame_shndx_.
8390 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8391 (local_labels_test.o, local_labels_test): New rules.
8392 * testsuite/Makefile.in: Regenerate.
8393
1dcd334d
DK		 83942009-06-04 Doug Kwan <dougkwan@google.com>
8395
8396 * layout.cc (Layout::section_name_mapping): Add mapping for
8397 special ARM sections.
8398
96d49306
DK		 83992009-06-03 Doug Kwan <dougkwan@google.com>
8400
8401 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8402 (utils::has_overflow): Same.
8403
dff16297
ILT		 84042009-06-03 Ian Lance Taylor <iant@google.com>
8405
8406 * layout.cc (Layout::section_name_mapping): New array, replacing
8407 Layout::linkonce_mapping.
8408 (Layout::section_name_mapping_count): New variable, replacing
8409 Layout::linkonce_mapping_count.
8410 (Layout::linkonce_output_name): Remove.
8411 (Layout::output_section_name): Rewrite.
8412 * layout.h (class Layout): Rename Linkonce_mapping to
8413 Section_name_mapping, linkonce_mapping to section_name_mapping,
8414 linkonce_mapping_count to section_name_mapping_count. Don't
8415 declare linkonce_output_name.
8416
c121c671
DK		 84172009-06-03 Doug Kwan <dougkwan@google.com>
8418
8419 * gold/arm.cc (namespace utils): New.
8420 (Target_arm::reloc_is_non_pic): Define new method.
8421 (class Arm_relocate_functions): New.
8422 (Target_arm::Relocate::relocate): Handle relocation types used by
8423 Android.
8424
07800fab
ILT		 84252009-06-03 Ian Lance Taylor <iant@google.com>
8426
8427 * arm.cc (Target_arm::scan::global): Use || instead of |.
8428
c121c671
DK		 84292009-06-02 Doug Kwan <dougkwan@google.com>
8430
8431 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8432 issued_non_pic_error_.
8433 (class Target_arm::Scan): Declare new method check_non_pic.
8434 Define new method symbol_needs_plt_entry.
8435 Declare new data member issued_non_pic_error_.
8436 (class Target_arm::Relocate): Declare new method
8437 should_apply_static_reloc.
8438 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8439 (Target_arm::Scan::check_non_pic): Define new method.
8440 (Target_arm::Scan::local): Handle a small subset of reloc types used
8441 by Android.
8442 (Target_arm::Scan::local): Same.
8443 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8444
b19b0c6d
ILT		 84452009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8446
8447 * incremental.cc (Incremental_inputs::report_command_line): Filter
8448 out --incremental-* options.
8449
94cdfcff
DK		 84502009-05-29 Doug Kwan <dougkwan@google.com>
8451
8452 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8453 template class.
8454 (class Target_arm): Update comment.
8455 (Target_arm::Target_arm): Initialize new data members GOT_,
8456 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8457 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8458 and Target_arm::rel_dyn_section.
8459 Declare new_enum Target_arm::Got_type.
8460 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8461 and DYNBSS_.
8462 Update commments for member do_dynsym_value.
8463 (Target_arm::got_size, Target_arm::plt_section,
8464 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8465 new methods inside class defintion.
8466 (Target_arm::got_section): Define new method.
8467 (Target_arm::rel_dyn_section): Same.
8468 (Output_data_plt_arm): New template class.
8469 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8470 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8471 (Output_data_plt_arm::add_entry): Same.
8472 (Output_data_plt_arm::first_plt_entry): Define new
8473 static data member for PLT instruction template.
8474 (Output_data_plt_arm::plt_entry): Same.
8475 (Output_data_plt_arm::do_write): Define new method.
8476 (Target_arm::make_plt_entry): Same.
8477 (Target_arm::do_finalize_sections): Same.
8478 (Target_arm::do_dynsym_value): Same.
8479
4a657b0d
DK		 84802009-05-28 Doug Kwan <dougkwan@google.com>
8481
8482 * Makefile.am (TARGETSOURCES): Add arm.cc.
8483 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8484 * Makefile.in: Regenerate.
8485 * arm.cc: New file.
8486 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8487
e7ae8c36
DK		 84882009-05-26 Doug Kwan <dougkwan@google.com>
8489
8490 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8491 (General_options::check_excluded_libs): Strip off directories in
8492 archive name before matching like GNU ld does.
8493 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8494 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8495 (exclude_libs_test_LDFLAGS): Add linker option
8496 -Wl,--exclude-libs,libexclude_libs_test_3
8497 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8498 an explicit archive without using -l.
8499 (alt/libexclude_libs_test_3.a): New make rule.
8500 * testsuite/Makefile.in: Regenerate.
8501 * testsuite/exclude_libs_test.c : Declare lib3_default().
8502 (main): Call it.
8503 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8504 * exclude_libs_test_3.c: New file.
8505
f12e7348
NC		 85062009-05-26 Nick Clifton <nickc@redhat.com>
8507
8508 * po/id.po: New Indonesian translation.
8509 * po/gold.pot: Updated template file.
8510
4daadc0d
ST		 85112009-05-22 Sriraman Tallam <tmsriram@google.com>
8512
e1df38aa 8513 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8514 gc_comdat_test files. Add -Wl,--gc-sections to build
8515 gc_comdat_test.
8516 * testsuite/Makefile.in: Regenerate.
8517 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8518
531813ad
ST		 85192009-05-21 Sriraman Tallam <tmsriram@google.com>
8520
8521 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8522 kept comdat section was garbage collected.
8523 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8524 * testsuite/Makefile.in: Regenerate.
8525 * testsuite/gc_comdat_test.sh: New file.
8526 * testsuite/gc_comdat_test_1.cc: New file.
8527 * testsuite/gc_comdat_test_2.cc: New file.
8528
65514900
CC		 85292009-05-19 Doug Kwan <dougkwan@google.com>
8530
8531 * archive.cc (Archive::Archive): Move constructor from archive.h
8532 to here. Initialize no_export_.
8533 (Archive::get_elf_object_for_member): Set no_export flag of object.
8534 * archive.h (Archive::Archive): Move constructor body to
8535 archive.cc.
8536 (Archive::no_export): New method.
8537 (Archive::no_export_): New field.
8538 * object.h (Object::Object): Initialize no_export_ to false.
8539 (Object::no_export, Object::set_no_export): New methods.
8540 (Object::no_export_): New field.
8541 * options.cc (General_options::parse_exclude_libs): New method.
8542 (General_options::check_excluded_libs) Same.
8543 * options.h (exclude_libs): New option.
8544 (General_options::check_excluded_libs): New method declaration.
8545 (General_options::excluded_libs_): New field.
8546 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8547 default or protected visibility if an object has no-export flag set.
8548 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8549 (check_SCRIPTS): Add exclude_libs_test.sh.
8550 (check_DATA): Add exclude_libs_test.syms.
8551 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8552 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8553 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8554 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8555 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8556 libexclude_libs_test_2.a): New rules.
8557 * testsuite/Makefile.in: Regenerate.
8558 * testsuite/exclude_libs_test.c: New file.
8559 * testsuite/exclude_libs_test.sh: Ditto.
8560 * testsuite/exclude_libs_test_1.c: Ditto.
8561 * testsuite/exclude_libs_test_2.c: Ditto.
8562
1b77ea50
ILT		 85632009-05-15 Ian Lance Taylor <iant@google.com>
8564
8565 * configure.ac: Check for declarations for cases where libiberty.h
8566 checks HAVE_DECL_xxx.
8567 * configure, config.in: Rebuild.
8568
072fe7ce
ILT		 85692009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8570
8571 * gold.h (Incremental_argument_list): Remove (invalid) forward
8572 declaration.
8573 * incremental.cc (Incremental_inputs::report_achive): New method.
8574 (Incremental_inputs::report_object): New method.
8575 (Incremental_inputs::report_script): New method.
8576 (Incremental_inputs::finalize_inputs): New method.
8577 (Incremental_inputs::finalize): Call finalize_inputs().
8578 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8579 Create inputs entries.
8580 * incremental.h (Incremental_input_type): New enum.
8581 (Incremental_inputs::Incremental_input): Initialize new fields.
8582 (Incremental_inputs::report_inputs): New method.
8583 (Incremental_inputs::report_achive): New method.
8584 (Incremental_inputs::report_object): New method.
8585 (Incremental_inputs::report_script): New method.
8586 (Incremental_inputs::finalize_inputs): New method.
8587 (Incremental_inputs::Input_info): New struct.
8588 (Incremental_inputs::Input_info_map): New typedef.
8589 (Incremental_inputs::lock_): New field.
8590 (Incremental_inputs::Inputs_): New field.
8591 (Incremental_inputs::Inputs_map): New field.
8592 * main.cc (main): Call Incremental_input::report_inputs.
8593 * options.h (Input_argument_list): Typedef moved from
8594 Input_arguments.
8595 (Input_file_group::Files): Remove, use ::Input_argument_list.
8596 (Input_file_group::Input_argument_list): Remove, use
8597 ::Input_argument_list.
8598 * plugin.cc (Plugin_manager::add_input_file): Add error in
8599 incremental build.
8600 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8601 functions.
8602 * script.cc (read_input_script): Call
8603 Incremental_input::report_script.
8604 * script.h (Script_info): New class.
8605
b0481b0b
ILT		 86062009-04-27 Ian Lance Taylor <iant@google.com>
8607
8608 * x86_64.cc (do_adjust_output_section): Set entsize to
8609 plt_entry_size.
8610
b22a5a41 86112009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8612
8613 * output.cc (Output_file::close): After short writes, continue
8614 writing from the correct offset in the buffer being written.
8615
40fde488
CD		 86162009-04-23 Chris Demetriou <cgd@google.com>
8617
8618 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8619 * configure: Regenerate.
8620 * config.in: Regenerate.
8621 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8622 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8623
3ce2c28e
ILT		 86242009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8625
8626 * incremental.cc (Incremental_inputs_header_data): Renamed from
8627 Incremental_input_header_data.
8628 (Incremental_inputs_header_data::data_size): New field.
8629 (Incremental_inputs_header_data::put_input_file_count): Renamed
8630 from input_file_count.
8631 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8632 from command_line_offset.
8633 (Incremental_inputs_header_data::put_reserved): Renamed from
8634 put_reserved.
8635 (Incremental_inputs_entry_data): Renamed from
8636 Incremental_input_entry_data.
8637 (Incremental_inputs_entry_data::data_size): New field.
8638 (Incremental_inputs::report_command_line): New method.
8639 (Incremental_inputs::finalize): New method.
8640 (Incremental_inputs::create_incremental_inputs_data): New method.
8641 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8642 * incremental.h: New file.
8643 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8644 (Layout::finalize): Create incremental inputs section in
8645 incremental builds.
8646 (Layout::create_incremental_info_sections): New method.
8647 * layout.h (Layout::incremental_inputs): New method.
8648 (Layout::create_incremental_info_sections): New method.
8649 (Layout::incremental_inputs_): New field.
8650 * main.cc (main): Notify Incremental_input of the command line.
8651
e55bde5e
ILT		 86522009-04-01 Ian Lance Taylor <iant@google.com>
8653 Mikolaj Zalewski <mikolajz@google.com>
8654
8655 * gold.h (reserve_unordered_map): Define, three versions, one for
8656 each version of Unordered_map.
8657 * layout.cc (Layout::Layout): Remove options parameter. Add
8658 number_of_input_files parameter. Don't initialize options_.
8659 Initialize number_of_input_files_ and resized_signatures_. Move
8660 sections_are_attached_.
8661 (Layout::layout_group): Reserve space for group_signatures_.
8662 (Layout::find_or_add_kept_section): Change name parameter to be a
8663 reference. Resize signatures_ map when it gets large enough.
8664 (Layout::layout_eh_frame): Use parameters->options() instead of
8665 this->options_.
8666 (Layout::make_output_section): Likewise.
8667 (Layout::attach_allocated_section_to_segment): Likewise.
8668 (Layout::finalize, Layout::create_executable_stack): Likewise.
8669 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8670 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8671 * layout.h (class Layout): Update declarations. Remove options_
8672 field. Add number_of_input_files_ and resized_signatures_
8673 fields. Move sections_are_attached_ field.
8674 * main.cc (main): Pass number of input files to Layout
8675 constructor. Don't pass options.
8676
154b857c
ILT		 86772009-03-30 Ian Lance Taylor <iant@google.com>
8678
8679 * ffsll.c (ffsll): Correct implementation.
8680
2f35ab9b
ILT		 86812009-03-27 Ian Lance Taylor <iant@google.com>
8682
fd03461a
ILT		 8683 * ffsll.c: New file.
8684 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8685 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8686 * ftruncate.c (ftruncate): Declare before definition.
8687 * mremap.c (mremap): Likewise.
8688 * pread.c (pread): Likewise.
8689 * configure, Makefile.in, config.in: Rebuild.
8690
2f35ab9b
ILT		 8691 * mremap.c: New file.
8692 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8693 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8694 (mremap): Declare if HAVE_MREMAP is not defined.
8695 * configure, Makefile.in, config.in: Rebuild.
8696
33aea2fd
CC		 86972009-03-27 Cary Coutant <ccoutant@google.com>
8698
8699 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8700 position independent.
8701 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8702 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8703
6d479619
CC		 87042009-03-24 Cary Coutant <ccoutant@google.com>
8705
8706 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8707 an executable.
8708 (needs_dynamic_reloc): Likewise.
8709
afc06bb8
ILT		 87102009-03-24 Ian Lance Taylor <iant@google.com>
8711
8712 * yyscript.y (file_cmd): Recognize EXTERN.
8713 (extern_name_list, extern_name_list_body): New nonterminals.
8714 * script.cc (script_add_extern): Define.
8715 * script-c.h (script_add_extern): Declare.
8716
f6060a4d
ILT		 87172009-03-24 Rafael Avila de Espindola <espindola@google.com>
8718
8719 * object.cc (is_elf_object): Define.
8720 * object.h (is_elf_object): Declare.
8721 * archive.cc (Archive::get_elf_object_for_member): Call
8722 is_elf_object.
33aea2fd 8723 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8724
26736d8e
ILT		 87252009-03-24 Elliott Hughes <enh@google.com>
8726
8727 * output.cc (Output_file::map_anonymous): Define.
8728 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8729 try an anonymous one. Report the size if the mmap fails.
8730 * output.h (class Output_file): Declare map_anonymous.
8731
22fd9730
ILT		 87322009-03-24 Ian Lance Taylor <iant@google.com>
8733
8734 * target-select.cc (instantiate_target): Don't acquire the lock if
8735 the instantiated_target_ field has already been set.
8736
cb010894
ILT		 87372009-03-23 Ian Lance Taylor <iant@google.com>
8738
7f055c20
ILT		 8739 * gold-threads.h (class Initialize_lock): Define.
8740 * gold-threads.cc (class Initialize_lock_once): Define.
8741 (initialize_lock_control): New static variable.
8742 (initialize_lock_pointer): New static variable.
8743 (initialize_lock_once): New static function.
8744 (Initialize_lock::Initialize_lock): Define.
8745 (Initialize_lock::initialize): Define.
8746 * target-select.h: Include "gold-threads.h".
8747 (class Target_selector): Add lock_ and initialize_lock_ fields.
8748 Don't define instantiate_target, just declare it.
8749 * target-select.cc (Target_selector::Target_selector): Initialize
8750 new fields.
8751 (Target_selector::instantiate_target): Define.
8752 * descriptors.h: Include "gold-threads.h".
8753 (class Descriptors): Add initialize_lock_ field.
8754 * descriptors.cc (Descriptors::Descriptors): Initialize new
8755 field.
8756 (Descriptors::open): Use initialize_lock_ field
8757 * errors.h (class Errors): Add initialize_lock_ field.
8758 * errors.cc (Errors::Errors): Initialize new field.
8759 (Errors::initialize_lock): Use initialize_lock_ field.
8760 * powerpc.cc (class Target_selector_powerpc): Remove
8761 instantiated_target_ field. In do_recognize call
8762 instantiate_target rather than do_instantiate_target. In
8763 do_instantiate_target just allocate a new target.
8764 * sparc.cc (class Target_selector_sparc): Likewise.
8765
36959681
ILT		 8766 * freebsd.h: New file.
8767 * i386.cc: Include "freebsd.h".
8768 (Target_i386): Derive from Target_freebsd rather than
8769 Sized_target.
8770 (Target_selector_i386): Derive from Target_selector_freebsd rather
8771 than Target_selector.
8772 * x86_64.cc: Include "freebsd.h".
8773 (Target_x86_64): Derive from Target_freebsd rather than
8774 Sized_target.
8775 (Target_selector_x86_64): Derive from Target_selector_freebsd
8776 rather than Target_selector.
8777 * target.h (class Target): Add adjust_elf_header and
8778 do_adjust_elf_header.
8779 * output.cc (Output_file_header:: do_sized_write): Call target
8780 adjust_elf_header routine.
8781 * configure.tgt: Set targ_osabi.
8782 * configure.ac: Define GOLD_DEFAULT_OSABI.
8783 * parameters.cc (Parameters::default_target): Pass
8784 GOLD_DEFAULT_OSABI to select_target.
8785 * target-select.h (class Target_selector): Make instantiate_target
8786 protected rather than private.
8787 * Makefile.am (HFILES): Add freebsd.h.
8788 * configure, Makefile.in, config.in: Rebuild.
8789
cb010894
ILT		 8790 * merge.cc (do_add_input_section): Correct pend value. Change
8791 message about last entry not being null terminated from error to
8792 warning.
8793
0e879927
ILT		 87942009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8795
8796 * incremental.cc: New file.
8797 * Makefile.am (CCFILES): Add incremental.cc.
8798 * Makefile.in: Rebuild.
8799
41105937
PP		 88002009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8801
8802 * layout.cc (Layout::output_section_name): Preserve names
8803 of '.note.' sections.
e1df38aa 8804
60439920
ILT		 88052009-03-19 Ian Lance Taylor <iant@google.com>
8806
8807 * descriptors.cc (Descriptors::open): Check that the options are
8808 valid before using them.
8809
0d371ad3
ILT		 88102009-03-18 Ian Lance Taylor <iant@google.com>
8811
8812 * script-sections.h: Include <list>.
8813 (class Script_sections): Change Sections_elements from std::vector
8814 to std::list. Typedef public Elements_iterator. Add
8815 orphan_section_placement_, data_segment_align_start_, and
8816 saw_data_segment_align_ fields. Remove data_segment_align_index_
8817 field.
8818 * script-sections.cc (class Orphan_section_placement): New class.
8819 (class Sections_element): Add virtual functions is_relro and
8820 orphan_section_init. Remove virtual function place_orphan_here.
8821 (class Output_section_definition): Add is_relro and
8822 orphan_section_init. Remove place_orphan_here.
8823 (class Orphan_output_section): Likewise.
8824 (Script_sections::Script_sections): Update for field changes.
8825 (Script_sections::data_segment_align): Set saw_data_segment_align_
8826 and data_segment_align_start_, not data_segment_align_index.
8827 (Script_sections::data_segment_relro_end): Check
8828 saw_data_segment_align_. Use data_segment_align_start_ rather
8829 than data_segment_align_index_.
8830 (Script_sections::place_orphan): Rewrite to use
8831 Orphan_section_placement.
8832
9201d894
ILT		 88332009-03-17 Ian Lance Taylor <iant@google.com>
8834
9c5b8369
ILT		 8835 * archive.cc (Archive::add_symbols): Check for a version attached
8836 to the symbol name in the archive map.
8837 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8838 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8839 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8840 (ver_test_11.a): New target.
8841 * testsuite/Makefile.in: Rebuild.
8842
9201d894
ILT		 8843 * configure.ac: Check for chsize and posix_fallocate. Replace
8844 ftruncate.
8845 * ftruncate.c: New file, from gnulib.
8846 * output.cc (posix_fallocate): Define dummy version if not
8847 HAVE_POSIX_FALLOCATE.
8848 (Output_file::map): Call posix_fallocate rather than lseek and
8849 write.
8850 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8851 * configure, Makefile.in, config.in: Rebuild.
8852
ef4ab7a8 88532009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8854
ef4ab7a8
PP		 8855 * layout.h (Layout::create_note): Add section_name parameter.
8856 * layout.cc (Layout::create_note): Likewise.
8857 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8858
8c500701
ILT		 88592009-03-17 Ian Lance Taylor <iant@google.com>
8860
e85b18e1
ILT		 8861 * descriptors.cc: Include "options.h".
8862 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8863 (Descriptors::open): Always use O_CLOEXEC when opening a new
8864 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8865 then set FD_CLOEXEC.
8866
9efe6174
ILT		 8867 * sparc.cc (class Target_sparc): Add has_got_section.
8868 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8869 make sure we have a GOT section.
8870
8871 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8872 (Target_sparc::Scan::local): Likewise.
8873 (Target_sparc::Scan::global): Likewise.
8874 (Target_sparc::Relocate::relocate): Likewise.
8875 (Target_sparc::Relocate::relocate_tls): Likewise.
8876
8c500701
ILT		 8877 * symtab.cc (Symbol_table::define_default_version): New function,
8878 broken out of add_from_object.
8879 (Symbol_table::add_from_object): Call define_default_version.
8880 (Symbol_table::define_special_symbol): Add resolve_oldsym
8881 parameter. Change all callers. If the version for a symbol comes
8882 from a version script, resolve it with the symbol with the same
8883 name with no version. Also add the symbol without a version if
8884 appropriate.
8885 (do_define_in_output_data): If resolving with oldsym, don't delete
8886 sym.
8887 (do_define_in_output_segment): Likewise.
8888 (do_define_as_constant): Likewise.
8889 * symtab.h (class Symbol_table): Update declarations.
8890
f1ed28fb
ILT		 88912009-03-13 Ian Lance Taylor <iant@google.com>
8892
15f8229b
ILT		 8893 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8894 (Read_symbols::requeue): New function.
8895 (Read_symbols::do_read_symbols): If make_elf_object fails because
8896 the target type is not configured, and the file was searched for,
8897 issue a warning and retry with the next directory.
8898 (Add_symbols::run): If the file has an incompatible format, and
8899 it was searched for, requeue the Read_symbols task. On error,
8900 release the object.
8901 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8902 dirindex parameter to constructor. Change all callers. Declare
8903 incompatible_warning and requeue.
8904 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8905 input_argument_ and input_group_ fields. Add them to
8906 constructor. Change all callers.
8907 (class Read_script): Add dirindex_ field. Add it to constructor.
8908 Change all callers.
8909 * archive.cc (Archive::setup): Remove input_objects parameter.
8910 Change all callers.
8911 (Archive::get_file_and_offset): Likewise.
8912 (Archive::read_all_symbols): Likewise.
8913 (Archive::read_symbols): Likewise.
8914 (Archive::get_elf_object_for_member): Remove input_objects
8915 parameter. Add punconfigured parameter. Change all callers.
8916 (Archive::add_symbols): Change return type to bool. Check return
8917 value of include_member.
8918 (Archive::include_all_members): Likewise.
8919 (Archive::include_member): Change return type to bool. Return
8920 false if first included object has incompatible target. Set
8921 included_member_ field.
8922 (Add_archive_symbols::run): If add_symbols returns false, requeue
8923 Read_symbols task.
8924 * archive.h (class Archive): Add included_member_ field.
8925 Initialize it in constructor. Add input_file and searched_for
8926 methods. Update declarations.
8927 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8928 input_argument_ fields. Add them to constructor. Change all
8929 callers.
8930 * script.cc: Include "target-select.h".
8931 (class Parser_closure): Add skip_on_incompatible_target_ and
8932 found_incompatible_target_ fields. Add
8933 skip_on_incompatible_target parameter to constructor. Change all
8934 callers. Add methods skip_on_incompatible_target,
8935 clear_skip_on_incompatible_target, found_incompatible_target, and
8936 set_found_incompatible_target.
8937 (read_input_script): Add dirindex parameter. Change all callers.
8938 If parser finds an incompatible target, requeue Read_symbols
8939 task.
8940 (script_set_symbol): Clear skip_on_incompatible_target in
8941 closure.
8942 (script_add_assertion, script_parse_option): Likewise.
8943 (script_start_sections, script_add_phdr): Likewise.
8944 (script_check_output_format): New function.
8945 * script.h (read_input_script): Update declaration.
8946 * script-c.h (script_check_output_format): Declare.
8947 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8948 (ignore_cmd): Remove OUTPUT_FORMAT.
8949 * fileread.cc (Input_file::Input_file): Add explicit this.
8950 (Input_file::will_search_for): New function.
8951 (Input_file::open): Add pindex parameter. Change all callers.
8952 * fileread.h (class Input_file): Add input_file_argument method.
8953 Declare will_search_for. Update declarations.
8954 * object.cc (make_elf_object): Add punconfigured parameter.
8955 Change all callers.
8956 * object.h (class Object): Make input_file public. Add
8957 searched_for method.
8958 (make_elf_object): Update declaration.
8959 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8960 restart search.
8961 * dirsearch.h (class Dirsearch): Update declaration.
8962 * options.h (class General_options): Add --warn-search-mismatch.
8963 * parameters.cc (Parameters::is_compatible_target): New function.
8964 * parameters.h (class Parameters): Declare is_compatible_target.
8965 * workqueue.cc (Workqueue::add_blocker): New function.
8966 * workqueue.h (class Workqueue): Declare add_blocker.
8967
f1ed28fb
ILT		 8968 * fileread.cc (Input_file::open): Remove options parameter.
8969 Change all callers.
8970 (Input_file::open_binary): Likewise.
8971 * script.cc (read_input_script): Likewise.
8972 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8973 options parameter from constructor. Change all callers.
8974 (class Read_script): Likewise.
8975 * fileread.h (class Input_file): Update declarations.
8976 * script.h (read_input_script): Update declaration.
8977
34dd024a
NC		 89782009-03-10 Nick Clifton <nickc@redhat.com>
8979
8980 * po/es.po: New Spanish translation.
8981
6d71b17c
CC		 89822009-03-06 Cary Coutant <ccoutant@google.com>
8983
8984 * options.cc (parse_short_option): Keep dash_z from registering itself.
8985
031cdbed
ILT		 89862009-03-03 Ian Lance Taylor <iant@google.com>
8987
8988 PR 9918
8989 * target-reloc.h (relocate_section): Pass output_section to
8990 relocate.
8991 * i386.cc (Target_i386::should_apply_static_reloc): Add
8992 output_section parameter. Change all callers.
8993 (Target_i386::Relocate::relocate): Add output_section parameter.
8994 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8995 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8996 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8997 * testsuite/two_file_shared.sh: New script.
8998 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8999 (check_DATA): Add two_file_shared.dbg.
9000 (two_file_shared.dbg): New target.
9001 * testsuite/Makefile.in: Rebuild.
9002
15d5fa16
ILT		 90032009-03-01 Ian Lance Taylor <iant@google.com>
9004
9005 * configure.ac: Check for byteswap.h.
9006 * configure: Rebuild.
9007 * config.in: Rebuild.
9008
8a4c0b0d
ILT		 90092009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9010
9011 * layout.cc (Layout::find_or_add_kept_section): New function.
9012 (Layout::add_comdat): Removed.
9013 * layout.h (struct Kept_section): Move out of class Layout.
9014 Remove trailing underscores from field names. Add group_sections
9015 field. Rename group_ field to is_group. Change all uses.
9016 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9017 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9018 comdat_groups_ field.
9019 (Sized_relobj::include_section_group): Use
9020 find_or_add_kept_section and Kept_section::group_sections.
9021 (Sized_relobj::include_linkonce_section): Likewise.
9022 * object.cc (class Sized_relobj): Don't define Comdat_group or
9023 Comdat_group_table. Remove find_comdat_group and
9024 add_comdat_group. Remove comdat_groups_ field.
9025 * plugin.cc (include_comdat_group): Use
9026 Layout::find_or_add_kept_section.
9027
b4ecf66b
ILT		 90282009-02-28 Ian Lance Taylor <iant@google.com>
9029
14359ca0
ILT		 9030 * README: --gc-sections and map files are now supported. Document
9031 some build requirements.
9032
b4ecf66b
ILT		 9033 PR 6992
9034 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9035 relocatable link set the value of the section symbol to zero.
9036 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9037 relocatable link don't include the section address in the local
9038 symbol value.
9039
0602e05a
ILT		 90402009-02-27 Ian Lance Taylor <iant@google.com>
9041
fd9d194f
ILT		 9042 PR 6811
9043 * options.h (class Search_directory): Add is_system_directory.
9044 (class General_options): Declare is_in_system_directory.
9045 * options.cc (get_relative_sysroot): Make static.
9046 (get_default_sysroot): Make static.
9047 (General_optoins::is_in_system_directory): New function.
9048 * fileread.cc (Input_file::is_in_system_directory): New function.
9049 * fileread.h (class Input_file): Declare is_in_system_directory.
9050 * object.h (class Object): Add is_in_system_directory.
9051 (class Input_objects): Remove system_library_directory_ field.
9052 * object.cc (Input_objects::add_object): Don't set
9053 system_library_directory_.
9054 (input_objects::found_in_system_library_directory): Remove.
9055 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9056 parameter. Change all callers.
9057 (Symbol_table::sized_write_globals): Likewise.
9058 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9059 Call Object::is_in_system_directory.
9060 * symtab.h (class Symbol_table): Update declarations.
9061
61edd21f
ILT		 9062 PR 5990
9063 * descriptors.h (Open_descriptor): Add is_on_stack field.
9064 * descriptors.cc (Descriptors::open): If the descriptor is on the
9065 top of the stack, remove it. Initialize is_on_stack field.
9066 (Descriptors::release): Only add pod to stack if it is not on the
9067 stack already.
9068 (Descriptors::close_some_descriptor): Clear stack_next and
9069 is_on_stack fields.
9070
e29e076a
ILT		 9071 PR 7091
9072 * output.cc (Output_section::find_starting_output_address): Rename
9073 from starting_output_address; add PADDR parameter; change return
9074 type.
9075 * output.h (class Output_section): Declare
9076 find_starting_output_address instead of starting_output_address.
9077 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9078 section symbol for which we can't find a merge section.
9079
0602e05a
ILT		 9080 PR 9836
9081 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9082 hidden or internal, force the symbol to be local.
9083 * resolve.cc (Symbol::override_visibility): Define.
9084 (Symbol::override_base): Use override_visibility.
9085 (Symbol_table::resolve): Likewise.
9086 (Symbol::override_base_with_special): Likewise.
9087 (Symbol_table::override_with_special): If the visibility is hidden
9088 or internal, force the symbol to be local.
9089 * symtab.h (class Symbol): Add set_visibility and
9090 override_visibility.
9091 * testsuite/ver_test_1.sh: New file.
9092 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9093 (check_DATA): Add ver_test_1.syms.
9094 (ver_test_1.syms): New target.
9095 * testsuite/Makefile.in: Rebuild.
9096
401a9a73
CC		 90972009-02-25 Cary Coutant <ccoutant@google.com>
9098
9099 * layout.cc (Layout::choose_output_section): Don't rename sections
9100 when using a linker script that has a SECTIONS clause.
9101 * Makefile.in: Regenerate.
9102
9103 * testsuite/Makefile.am (script_test_5.sh): New test case.
9104 * testsuite/Makefile.in: Regenerate.
9105 * testsuite/script_test_5.cc: New file.
9106 * testsuite/script_test_5.sh: New file.
9107 * testsuite/script_test_5.t: New file.
9108
f488e4b0
CC		 91092009-02-13 Rafael Avila de Espindola <espindola@google.com>
9110
9111 * archive.cc (Archive::include_member): Update calls to add_symbols.
9112 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9113 the Layout argument.
9114 * dynobj.h (do_add_symbols): Add the Layout argument.
9115 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9116 Layout argument.
9117 * object.h (Object::add_symbols): Add the Layout argument.
9118 (Object::do_add_symbols): Add the Layout argument.
9119 (Sized_relobj::do_add_symbols): Add the Layout argument.
9120 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9121 Unify the two versions.
9122 (Add_plugin_symbols): Remove.
9123 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9124 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9125 (Add_plugin_symbols): Remove.
9126 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9127 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9128 (Add_symbols::run): Make it work with Pulginobj.
9129
89dd1680
ILT		 91302009-02-06 Ian Lance Taylor <iant@google.com>
9131
9132 * object.cc (Sized_relobj::do_layout): Make info message start
9133 with lower case letter.
9134
266d0a74
ILT		 91352009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9136
602b464e
ILT		 9137 * binary.cc: Fix file comment.
9138
266d0a74
ILT		 9139 * options.h (enum Incremental_disposition): Define.
9140 (class General_options): Add new options: --incremental,
9141 --incremental_changed, --incremental_unchanged,
9142 --incremental_unknown. Add incremental_disposition_ and
9143 implicit_incremental_ fields.
9144 (General_options::incremental_disposition): New function.
9145 (class Position_dependent_options): Add incremental_disposition
9146 option.
9147 (Position_dependent_options::copy_from_options): Set incremental
9148 dispositions.
9149 * options.cc (General_options::parse_incremental_changed): New
9150 function.
9151 (General_options::parse_incremental_unchanged): New function.
9152 (General_options::parse_incremental_unknown): New function.
9153 (General_options::General_options): Initialize new fields
9154 incremental_disposition_ and implicit_incremental_.
9155 (General_options::finalize): Check for uasge of --incremental-*
9156 without --incremental.
9157
f073bbf7
CD		 91582009-02-06 Chris Demetriou <cgd@google.com>
9159
9160 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9161 pointer and to report location as the file name associated with
9162 the symbol.
9163 (gold_undefined_symbol_at_location): New function to replace the
9164 old gold_undefined_symbol functionality.
9165 * target-reloc.h (relocate_section): Update to use
9166 gold_undefined_symbol_at_location.
9167 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9168 Call gold_undefined_symbol function rather than gold_error.
9169 * errors.h (Errors::undefined_symbol): Take location as a
9170 string, rather than calculating it from a relocation.
9171 * errors.cc (Errors::fatal): Print "fatal error:" before the
9172 formatted message.
9173 (Errors::error, Errors::error_at_location): Print "error: "
9174 before the formatted message.
9175 (Errors::undefined_symbol): Take location as a string, rather
9176 than calculating it from a relocation.
9177 (gold_undefined_symbol_at_location): New function akin to
9178 old gold_undefined_symbol, calculates location from relocation.
9179 (gold_undefined_symbol): Change to take only a Symbol pointer
9180 and to report location as the file name associated with the symbol.
9181 * testsuite/debug_msg.sh: Update for changed error messages.
9182 * testsuite/undef_symbol.sh: Likewise.
9183
8e94a90c
ILT		 91842009-02-04 Duncan Sands <baldrick@free.fr>
9185
9186 PR 9812
9187 * reduced_debug_output.h
9188 (Output_reduced_debug_abbrev_section::failed): Use format for
9189 gold_warning.
9190 (Output_reduced_debug_info_section::faild): Likewise.
9191
88a0e15b
ILT		 91922009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9193
9194 * script.cc (Lazy_demangler): New class.
9195 (Version_script_info::get_symbol_version_helper): Demangle a
9196 symbol only once.
9197
5efc7cd2
CC		 91982009-01-29 Cary Coutant <ccoutant@google.com>
9199
9200 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9201 to __tls_get_addr.
9202 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9203
e0ebcf42
ILT		 92042009-01-28 Ian Lance Taylor <iant@google.com>
9205
5efc7cd2 9206 * version.cc (version_string): Bump to 1.9.
75fe7426 9207
e0ebcf42
ILT		 9208 * gold.h: Include <cstring> and <stdint.h>.
9209 * version.cc: Include <cstdio>.
9210 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9211 warning.
9212 * reduced_debug_output.cc (insert_into_vector): Rename from
9213 Insert_into_vector; change all callers. Use Swap_unaligned to
9214 avoid aliasing issue; remove union since it is unnecessary.
9215
8e2813be 92162009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9217
9218 * Makefile.am (CCFILES): Add gc.cc.
9219 (HFILES): Add gc.h.
9220 * Makefile.in: Regenerate.
9221 * gold.cc (Gc_runner): New class.
9222 (queue_initial_tasks): Call garbage collection related tasks
9223 when corresponding options are invoked.
9224 (queue_middle_gc_tasks): New function.
9225 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9226 processed early before laying out sections during garbage collection.
9227 * gold.h (queue_middle_gc_tasks): New function.
9228 (is_prefix_of): Move from "layout.cc".
9229 * i386.cc (Target_i386::gc_process_relocs): New function.
9230 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9231 * main.cc (main): Create object of class "Garbage_collection".
9232 * object.cc (Relobj::copy_symbols_data): New function.
9233 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9234 (Sized_relobj::do_layout): Allow this function to be called twice
9235 during garbage collection and defer layout of section during the
6d03d481
ST		 9236 first call.
9237 * object.h (Relobj::get_symbols_data): New function.
9238 (Relobj::is_section_name_included): New function.
9239 (Relobj::copy_symbols_data): New function.
9240 (Relobj::set_symbols_data): New function.
9241 (Relobj::get_relocs_data): New function.
9242 (Relobj::set_relocs_data): New function.
9243 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9244 (Relobj::gc_process_relocs): New function.
9245 (Relobj::do_gc_process_relocs): New pure virtual function.
9246 (Relobj::sd_): New data member.
9247 (Sized_relobj::is_output_section_offset_invalid): New function.
9248 (Sized_relobj::do_gc_process_relocs): New function.
9249 * options.h (General_options::gc_sections): Modify to not be a no-op.
9250 (General_options::print_gc_sections): New option.
9251 * plugin.cc (Plugin_finish::run): Remove function call to
9252 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9253 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9254 * reloc.cc (Read_relocs::run): Add task to process relocs and
9255 determine unreferenced sections when doing garbage collection.
9256 (Gc_process_relocs): New class.
9257 (Sized_relobj::do_gc_process_relocs): New function.
9258 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9259 sections that are garbage collected.
9260 * reloc.h (Gc_process_relocs): New class.
9261 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9262 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9263 symbols whose corresponding sections are garbage collected.
9264 (Symbol_table::Symbol_table): Add new parameter for the garbage
9265 collection object.
9266 (Symbol_table::gc_mark_undef_symbols): New function.
9267 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9268 (Symbol_table::gc_mark_dyn_syms): New function.
9269 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9270 as garbage.
9271 (Symbol_table::add_from_object): Likewise.
9272 (Symbol_table::add_from_relobj): When building shared objects, do not
9273 treat externally visible symbols as garbage.
9274 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9275 table information for static and relocatable links.
9276 * symtab.h (Symbol_table::set_gc): New function.
9277 (Symbol_table::gc): New function.
9278 (Symbol_table::gc_mark_undef_symbols): New function.
9279 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9280 (Symbol_table::gc_mark_dyn_syms): New function.
9281 (Symbol_table::gc_): New data member.
e1df38aa 9282 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9283 function.
9284 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9285 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9286
3b293544
CF		 92872009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9288
9289 * options.h (General_options::gc_sections): Define as a no-op for now.
9290 (General_options::no_keep_memory): Ditto.
9291 (General_options::Bshareable): Define.
9292 * options.cc (General_options::finalize): Honor -Bshareable.
9293
83d22aa8
AS		 92942009-01-20 Andreas Schwab <schwab@suse.de>
9295
9296 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9297 read the value in the contents, since we don't use it. Use the
9298 template endianness when writing.
9299 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9300
cd536b21
AS		 93012009-01-19 Andreas Schwab <schwab@suse.de>
9302
9303 * configure.tgt (powerpc64-*): Fix targ_obj.
9304
99e9a495
ILT		 93052009-01-15 Ian Lance Taylor <iant@google.com>
9306
9307 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9308 local symbols when stripping all symbols.
9309
bbbfea06
CC		 93102009-01-14 Cary Coutant <ccoutant@google.com>
9311
99e9a495 9312 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9313
0f7c0701
CC		 93142009-01-14 Cary Coutant <ccoutant@google.com>
9315
9316 * archive.cc (Archive::get_elf_object_for_member): Remove call
9317 to File_read::claim_for_plugin.
9318 * descriptors.cc (Descriptors::open): Remove reference to
9319 is_claimed.
9320 (Descriptors::claim_for_plugin): Remove.
9321 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9322 (Descriptors::is_claimed): Remove.
9323 (claim_descriptor_for_plugin): Remove.
9324 * fileread.cc (File_read::claim_for_plugin): Remove.
9325 * fileread.h (File_read::claim_for_plugin): Remove.
9326 (File_read::descriptor): Reopen descriptor if necessary.
9327 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9328 (Plugin_manager::all_symbols_read): Add task parameter. Change
9329 all callers.
9330 (Plugin_manager::get_input_file): New function.
9331 (Plugin_manager::release_input_file): New function.
9332 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9333 corresponding data member.
9334 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9335 and pass to base constructor. Change all callers.
9336 (get_input_file, release_input_file): New functions.
9337 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9338 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9339 (Plugin_manager::all_symbols_read): Add task parameter.
9340 (Plugin_manager::get_input_file): New function.
9341 (Plugin_manager::release_input_file): New function.
9342 (Plugin_manager::task_): New data member.
9343 (Pluginobj::Pluginobj): Add filesize parameter.
9344 (Pluginobj::filename): New function.
9345 (Pluginobj::descriptor): New function.
9346 (Pluginobj::filesize): New function.
9347 (Pluginobj::filesize_): New data member.
9348 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9349 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9350 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9351
9352 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9353 with archive libraries.
9354 * testsuite/Makefile.in: Regenerate.
9355 * testsuite/plugin_test.c (struct sym_info): New type.
9356 (get_input_file, release_input_file): New static variables.
9357 (onload): Capture new transfer vector entries.
9358 (claim_file_hook): Stop reading at end of file according to filesize.
9359 Factor out parsing of readelf output into separate function.
9360 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9361 APIs and get the source file name from the symbol table. Convert
9362 source file name to corresponding object file name. Print info
9363 message when adding new input files.
9364 (parse_readelf_line): New function.
9365 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9366 * testsuite/plugin_test_2.sh: Likewise.
9367 * testsuite/plugin_test_3.sh: Likewise.
9368 * testsuite/plugin_test_4.sh: New test case.
9369
62a6d109
ILT		 93702009-01-07 Ian Lance Taylor <iant@google.com>
9371
9372 * version.cc (version_string): Bump to 1.8.
9373
483620e8
CC		 93742008-12-23 Cary Coutant <ccoutant@google.com>
9375
9376 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9377 * plugin.cc (Plugin_manager::finish): Rename as
9378 layout_deferred_objects. Move cleanup to separate function.
9379 (Plugin_manager::cleanup): New function.
9380 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9381 separately.
9382 * plugin.h (Plugin_manager::finish): Rename as
9383 layout_deferred_objects.
9384 (Plugin_manager::cleanup): New function.
9385 (Plugin_manager::cleanup_done): New field.
9386
d66a9eb3
CC		 93872008-12-23 Cary Coutant <ccoutant@google.com>
9388
9389 * plugin.cc (is_visible_from_outside): New function.
9390 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9391 so we don't return "IR only" status for exported symbols or -r links.
9392
9393 * testsuite/Makefile.am (plugin_test_3): New test case.
9394 * testsuite/Makefile.in: Regenerate.
9395 * testsuite/plugin_test_3.sh: New file.
9396
5995b570
CC		 93972008-12-22 Cary Coutant <ccoutant@google.com>
9398
9399 * object.cc (Sized_relobj::layout_section): New function.
9400 (Sized_relobj::do_layout): Defer layout of input sections until after
9401 plugin has provided replacement files.
9402 (Sized_relobj::do_layout_deferred_sections): New function.
9403 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9404 (Relobj::layout_deferred_sections): New function.
9405 (Relobj::do_layout_deferred_sections): New function.
9406 (Sized_relobj::do_layout_deferred_sections): New function.
9407 (Sized_relobj::layout_section): New function.
9408 (Sized_relobj::Deferred_layout): New structure.
9409 (Sized_relobj::deferred_layout_): New field.
9410 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9411 Change all callers. Layout deferred sections.
9412 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9413 references.
9414 (Plugin_hook::run): Move code from do_plugin_hook inline.
9415 (Plugin_hook::do_plugin_hook): Remove.
9416 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9417 (Plugin_manager::finish): Renamed, was cleanup.
9418 (Plugin_manager::should_defer_layout): New function.
9419 (Plugin_manager::add_deferred_layout_object): New function.
9420 (Plugin_manager::Deferred_layout_list): New type.
9421 (Plugin_manager::deferred_layout_objects_): New field.
9422 (Plugin_hook::do_plugin_hook): Remove.
9423
ee769c88
ILT		 94242008-12-17 Ian Lance Taylor <iant@google.com>
9425
9426 * options.h (class General_options): Add --no case for
9427 --export-dynamic.
9428
abc8dcba
CC		 94292008-12-16 Cary Coutant <ccoutant@google.com>
9430
9431 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9432 vector.
9433 (Plugin_manager::claim_file): Create plugin object even if
9434 plugin did not call the add_symbols callback.
9435 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9436 asking for more symbols than were added.
9437 * testsuite/Makefile.am (plugin_test_1): Add test case with
9438 no global symbols.
9439 (empty.syms): New target.
9440 * testsuite/Makefile.in: Regenerate.
9441 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9442 message. Don't call add_symbols if no globals.
9443 (all_symbols_read_hook): Don't provide replacement for empty
9444 claimed file.
9445
b0074644
ILT		 94462008-12-12 Ian Lance Taylor <iant@google.com>
9447
68943102
ILT		 9448 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9449 r_type == 0 for a local symbol with r_sym == 0.
9450 (scan_relocatable_relocs): Pass r_sym to
9451 local_non_section_strategy.
9452 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9453 r_sym parameter.
9454
b0074644
ILT		 9455 * configure.ac: Update test for TLS descriptors: they are
9456 supported as of glibc 2.9.
9457 * configure: Rebuild.
9458
c2508178
ILT		 94592008-12-11 Ian Lance Taylor <iant@google.com>
9460
9461 PR 7091
9462 * target-reloc.h (Default_scan_relocatable_relocs): For each
9463 function, map r_type == 0 to RELOC_DISCARD.
9464
2756a258
CC		 94652008-12-10 Cary Coutant <ccoutant@google.com>
9466
9467 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9468 object to override a kept COMDAT group from a plugin object.
9469
bb6f53d3
ILT		 94702008-12-09 Ian Lance Taylor <iant@google.com>
9471
fbc558e1
ILT		 9472 PR 7088
9473 * yyscript.y (file_cmd): Handle INPUT.
9474
bb6f53d3
ILT		 9475 * testsuite/initpri1.c: Change all declarations to be full
9476 prototypes by adding void, to avoid compiler warnings.
9477
4674ecfc
CC		 94782008-12-05 Rafael Avila de Espindola <espindola@google.com>
9479
9480 * options.cc (General_options::parse_plugin_opt): New.
9481 (General_options::add_plugin): The argument now is just the filename.
9482 (General_options::add_plugin_option): New.
9483 * options.h (plugin_opt): New.
9484 (add_plugin): Change argument name.
9485 (add_plugin_option): New.
9486 * plugin.cc (Plugin::load): Don't parse the plugin option.
9487 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9488 (Plugin::add_option): New.
9489 (Plugin::args_): Change type.
9490 (Plugin::filename_): New.
9491 (Plugin_manager::add_plugin_option): New.
9492 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9493 * testsuite/Makefile.in: Regenerate.
9494
fd06b4aa
CC		 94952008-12-05 Cary Coutant <ccoutant@google.com>
9496
9497 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9498 Handle --strip-lto-sections option.
9499 * options.h (strip_lto_sections): New option.
9500
6c52134c
CC		 95012008-12-01 Cary Coutant <ccoutant@google.com>
9502
9503 * plugin.cc (ld_plugin_message): Change format parameter to const.
9504 Fix mismatch between new[] and delete.
9505
a45248e0
CC		 95062008-11-14 Cary Coutant <ccoutant@google.com>
9507
9508 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9509 instead of -1U.
9510
c82fbeee
CS		 95112008-11-05 Craig Silverstein <csilvers@google.com>
9512
9513 * options.cc (General_options::parse_dynamic_list): New function.
9514 * options.h (General_options): New flags dynamic_list,
9515 dynamic_list_data, dynamic_list_cpp_new, and
9516 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9517 (General_options::in_dynamic_list): New function.
9518 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9519 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9520 (Lex::can_continue_name): Likewise.
9521 (yylex): Likewise.
9522 (read_script_file): New parameter script_options.
9523 (read_dynamic_list): New function.
9524 (Script_options::define_dynamic_list): New function.
9525 (dynamic_list_keyword_parsecodes): New variable.
9526 (dynamic_list_keywords): New variable.
9527 * script.h (Script_options::define_dynamic_list): New function
9528 prototype.
9529 (read_dynamic_list): New function prototype.
9530 * symtab.cc (strprefix): New macro.
9531 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9532 dynamic_list_data, dynamic_list_cpp_new, and
9533 dynamic_list_cpp_typeinfo.
9534 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9535 (dynamic_list_expr): New rule.
9536 (dynamic_list_nodes): Likewise.
9537 (dynamic_list_node): Likewise.
9538 * testsuite/Makefile.am (dynamic_list): New test.
9539 * testsuite/Makefile.in: Regenerated.
9540 * testsuite/dynamic_list.t: New file.
9541 * testsuite/dynamic_list.sh: New file.
9542
e0bb29a5
CS		 95432008-11-05 Craig Silverstein <csilvers@google.com>
9544
9545 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9546 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9547 (t11_last): Likewise.
9548 * testsuite/ver_test_6.c (main): Likewise.
9549
4e1e25e0
CC		 95502008-10-07 Cary Coutant <ccoutant@google.com>
9551
9552 * options.c (General_options::finalize): Add check for -static and
9553 -shared.
9554 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9555 is not empty.
9556
92f03fcb
CC		 95572008-10-02 Cary Coutant <ccoutant@google.com>
9558
9559 * plugin.cc (make_sized_plugin_object): Fix conditional
9560 compilation to work when not all targets are enabled.
9561
fbd8a257
CC		 95622008-09-29 Cary Coutant <ccoutant@google.com>
9563
9564 * archive.cc (Archive::get_file_and_offset): Use filename instead
9565 of name to get library path.
9566 (Archive::include_member): Unlock external member of a thin archive.
9567
9568 * testsuite/Makefile.am (TEST_AR): New variable.
9569 (thin_archive_test_1): New test.
9570 (thin_archive_test_2): New test.
81636b3f
CC		 9571 * testsuite/Makefile.in: Regenerate.
9572 * testsuite/thin_archive_main.cc: New file.
9573 * testsuite/thin_archive_test_1.cc: New file.
9574 * testsuite/thin_archive_test_2.cc: New file.
9575 * testsuite/thin_archive_test_3.cc: New file.
9576 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9577
eff45813
CC		 95782008-09-29 Cary Coutant <ccoutant@google.com>
9579
9580 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9581 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9582 instead of -1U.
9583 (Sized_relobj::do_finalize_local_symbols): Likewise.
9584 (Sized_relobj::map_to_kept_section): Likewise.
9585 * object.h (Sized_relobj::invalid_address): New constant.
9586 (Sized_relobj::do_output_section_offset): Check for invalid_address
9587 and return -1ULL.
9588 * output.cc (Output_reloc::local_section_offset): Use constant
9589 invalid_address instead of -1U.
9590 (Output_reloc::get_address): Likewise.
9591 (Output_section::output_address): Change -1U to -1ULL.
9592 * output.h (Output_reloc::invalid_address): New constant.
9593 * reloc.cc (Sized_relobj::write_sections): Use constant
9594 invalid_address instead of -1U.
9595 (Sized_relobj::relocate_sections): Likewise.
9596 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9597 values for merge sections.
9598 * target-reloc.h (relocate_for_relocatable): Use constant
9599 invalid_address instead of -1U.
9600
89fc3421
CC		 96012008-09-19 Cary Coutant <ccoutant@google.com>
9602
9603 Add plugin functionality for link-time optimization (LTO).
9604 * configure.ac (plugins): Add --enable-plugins option.
9605 * configure: Regenerate.
9606 * config.in: Regenerate.
9607 * Makefile.am (LIBDL): New variable.
9608 (CCFILES): Add plugin.cc.
9609 (HFILES): Add plugin.h.
9610 (ldadd_var): Add LIBDL.
9611 * Makefile.in: Regenerate.
9612
9613 * archive.cc: Include "plugin.h".
9614 (Archive::setup): Don't preread archive symbols when using a plugin.
9615 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9616 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9617 files.
9618 (Archive::include_member): Add symbols from plugin objects.
9619 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9620 * descriptors.cc (Descriptors::open): Check for file descriptors
9621 abandoned by plugins.
9622 (Descriptors::claim_for_plugin): New function.
9623 * descriptors.h (Descriptors::claim_for_plugin): New function.
9624 (Open_descriptor::is_claimed): New field.
9625 (claim_descriptor_for_plugin): New function.
9626 * fileread.cc (File_read::claim_for_plugin): New function.
9627 * fileread.h (File_read::claim_for_plugin): New function.
9628 (File_read::descriptor): New function.
9629 * gold.cc: Include "plugin.h".
9630 (queue_initial_tasks): Add task to call plugin hooks for generating
9631 new object files.
9632 * main.cc: Include "plugin.h".
9633 (main): Load plugin libraries.
9634 * object.h (Pluginobj): Declare.
9635 (Object::pluginobj): New function.
9636 (Object::do_pluginobj): New function.
9637 (Object::set_target): New function.
9638 * options.cc: Include "plugin.h".
9639 (General_options::parse_plugin): New function.
9640 (General_options::General_options): Initialize plugins_ field.
9641 (General_options::add_plugin): New function.
9642 * options.h (Plugin_manager): Declare.
9643 (General_options): Add --plugin option.
9644 (General_options::has_plugins): New function.
9645 (General_options::plugins): New function.
9646 (General_options::add_plugin): New function.
9647 (General_options::plugins_): New field.
9648 * plugin.cc: New file.
9649 * plugin.h: New file.
9650 * readsyms.cc: Include "plugin.h".
9651 (Read_symbols::do_read_symbols): Check for archive before checking
9652 for ELF file. Call plugin hooks to claim files.
9653 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9654 from a real object file; force override when processing replacement
9655 files.
9656 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9657 (Symbol::init_base_object): Likewise.
9658 (Symbol::init_base_output_data): Likewise.
9659 (Symbol::init_base_output_segment): Likewise.
9660 (Symbol::init_base_constant): Likewise.
9661 (Symbol::init_base_undefined): Likewise.
9662 (Symbol::output_section): Assert that object is not a plugin.
9663 (Symbol_table::add_from_pluginobj): New function.
9664 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9665 undefined.
9666 (Symbol_table::sized_write_globals): Likewise.
9667 (Symbol_table::add_from_pluginobj): Instantiate template.
9668 * symtab.h (Sized_pluginobj): Declare.
9669 (Symbol::in_real_elf): New function.
9670 (Symbol::set_in_real_elf): New function.
9671 (Symbol::in_real_elf_): New field.
9672 (Symbol_table::add_from_pluginobj): New function.
9673
9674 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9675 (LIBDL): New variable.
9676 (LDADD): Add LIBDL.
9677 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9678 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9679 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9680 (MOSTLYCLEANFILES): Likewise.
9681 * testsuite/Makefile.in: Regenerate.
9682 * testsuite/plugin_test.c: New file.
9683 * testsuite/plugin_test_1.sh: New file.
9684 * testsuite/plugin_test_2.sh: New file.
9685
de31bda5
ILT		 96862008-09-16 Ian Lance Taylor <iant@google.com>
9687
9c2d0ef9
ILT		 9688 * target-reloc.h (relocate_section): Check whether a symbol is
9689 defined by the ABI before reporting an undefined symbol error.
9690 * target.h (Target::is_defined_by_abi): Make parameter const.
9691 (Target::do_is_defined_by_abi): Likewise.
9692 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9693 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9694 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9695 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9696 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9697 * testsuite/Makefile.in: Rebuild.
9698
de31bda5
ILT		 9699 * fileread.cc (make_view): Add casts to avoid warning.
9700
9fa33bee
AO		 97012008-09-16 Alexandre Oliva <aoliva@redhat.com>
9702
9703 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9704 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9705
183fd0e3
AO		 97062008-09-16 Alexandre Oliva <aoliva@redhat.com>
9707
9708 * options.h (General_options::output_is_executable): New.
9709 (General_options::output_is_pie): New.
9710 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9711 for shared libraries.
9712 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9713
7be8330a
CD		 97142008-09-11 Chris Demetriou <cgd@google.com>
9715
9716 * options.h (origin): New -z option.
9717 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9718 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9719 in DT_FLAGS_1.
9720
a9caad02
CC		 97212008-09-05 Cary Coutant <ccoutant@google.com>
9722
9723 * fileread.cc (File_read::make_view): Add check for attempt to map
9724 beyond end of file.
9725
ae6dce4d
CC		 97262008-09-05 Cary Coutant <ccoutant@google.com>
9727
9728 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9729 explicit instantiations.
9730
d7ab2a47
KVH		 97312008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9732
9733 PR gold/6858
9734 * options.cc (General_options::finalize): Allow undefined symbols
9735 in shlibs if linking -shared.
9736
9737 PR gold/6859
9738 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9739 symbols as not needing a dynsym entry.
9740
1e52a9c1
CS		 97412008-08-20 Craig Silverstein <csilvers@google.com>
9742
9743 * fileread.cc (File_read::open): Do not lock the file unless it
9744 was successfully opened.
9745
d85c80a3
CC		 97462008-08-14 Cary Coutant <ccoutant@google.com>
9747
9748 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9749 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9750 * testsuite/tls_test.cc (struct int128): 128-bit struct
9751 for testing TLS relocs with non-zero addend.
9752 (v12): New TLS variable.
9753 (t12): New test.
9754 (t_last): Add check for v12.
9755 * testsuite/tls_test.h (t12): New function.
9756 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9757
2d924fd9
ILT		 97582008-08-13 Ian Lance Taylor <iant@google.com>
9759
9760 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9761 set tls_segment_ or relro_segment_.
9762 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9763 when appropriate.
9764 * output.h (Output_section::clear_is_relro): New function.
9765 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9766 sections specially even when output_data_ is empty.
9767 (Output_segment::maximum_alignment): When first section is relro,
9768 only force alignment for PT_LOAD segments.
9769 * script.cc (script_data_segment_align): New function.
9770 (script_data_segment_relro_end): New function.
9771 * script-c.h (script_data_segment_align): Declare.
9772 (script_data_segment_relro_end): Declare.
9773 * script-sections.h (class Script_sections): Declare
9774 data_segment_align and data_segment_relro_end. Add fields
9775 segment_align_index_ and saw_relro_end_.
9776 * script-sections.cc (class Sections_element): Add set_is_relro
9777 virtual function. Add new bool* parameter to place_orphan_here.
9778 Add get_output_section virtual function.
9779 (class Output_section_definition): Add set_is_relro. Add new
9780 bool* parameter to place_orphan_here. Add get_output_section.
9781 Add is_relro_ field.
9782 (Output_section_definition::Output_section_definition): Initialize
9783 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9784 and is_relro_ fields.
9785 (Output_section_definition::place_orphan_here): Add is_relro
9786 parameter.
9787 (Output_section_definition::set_section_addresses): Set relro for
9788 output section.
9789 (Output_section_definition::alternate_constraint): Likewise.
9790 (class Orphan_output_section): Add new bool* parameter to
9791 place_orphan_here. Add get_output_section.
9792 (Orphan_output_section::place_orphan_here): Add is_relro
9793 parameter.
9794 (Script_sections::Script_sections): Initialize
9795 data_segment_align_index_ and saw_relro_end_.
9796 (Script_sections::data_segment_align): New function.
9797 (Script_sections::data_segment_relro_end): New function.
9798 (Script_sections::place_orphan): Set or clear is_relro.
9799 (Script_sections::set_section_addresses): Force alignment of first
9800 TLS section.
9801 * yyscript.y (exp): Call script_data_segment_align and
9802 script_data_segment_relro_end.
9803 * testsuite/relro_script_test.t: New file.
9804 * testsuite/relro_test.cc (using_script): Declare.
9805 (t1, t2): Test using_script.
9806 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9807 (relro_script_test_SOURCES): Define.
9808 (relro_script_test_DEPENDENCIES): Define.
9809 (relro_script_test_LDFLAGS): Define.
9810 (relro_script_test_LDADD): Define.
9811 (relro_script_test.so): New target.
9812 * testsuite/Makefile.in: Rebuild.
9813
f827c9a9
CC		 98142008-08-06 Cary Coutant <ccoutant@google.com>
9815
9816 * archive.cc (Archive::total_archives, Archive::total_members)
9817 (Archive::total_members_loaded): New variables.
9818 (Archive::setup): Add parameter. Add option to preread
9819 archive symbols.
9820 (Archive::read_armap): Add counter.
9821 (Archive::get_file_and_offset): New function.
9822 (Archive::get_elf_object_for_member): New function.
9823 (Archive::read_all_symbols): New function.
9824 (Archive::read_symbols): New function.
9825 (Archive::add_symbols): Add counters.
9826 (Archive::include_all_members): Use armap to find members if it's
9827 already built.
9828 (Archive::include_member): Skip reading symbols if already read.
9829 Factored code into Archive::get_file_and_offset and
9830 Archive::get_elf_object_for_member. Changed call to
9831 Mapfile::report_include_archive_member.
9832 (Archive::print_stats): New function.
9833 * archive.h: Declare Object and Read_symbols_data classes.
9834 (Archive::Archive): Add initializers for new members.
9835 (Archive::setup): Add parameter.
9836 (Archive::print_stats): New function.
9837 (Archive::total_archives, Archive::total_members)
9838 (Archive::total_members_loaded): New variables.
9839 (Archive::get_file_and_offset): New function.
9840 (Archive::get_elf_object_for_member): New function.
9841 (Archive::read_all_symbols): New function.
9842 (Archive::read_symbols): New function.
9843 (Archive::Archive_member): New class.
9844 (Archive::members_): New member.
9845 (Archive::num_members_): New member.
9846 * main.cc: Include archive.h.
9847 (main): Call Archive::print_stats.
9848 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9849 archive parameter; member_name is now the fully-decorated name.
9850 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9851 * options.h: (General_options): Add --preread-archive-symbols option.
9852 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9853 Archive::setup.
9854
de4c45bd
ILT		 98552008-08-04 Ian Lance Taylor <iant@google.com>
9856
9857 * symtab.h (Symbol::use_plt_offset): New function.
9858 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9859 * powerpc.cc (Relocate::relocate): Likewise.
9860 * sparc.cc (Relocate::relocate): Likewise.
9861 * x86_64.cc (Relocate::relocate): Likewise.
9862 * testsuite/weak_plt.sh: New test.
9863 * testsuite/weak_plt_main.cc: New test.
9864 * testsuite/weak_plt_shared.cc: New test.
9865 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9866 (check_PROGRAMS): Add weak_plt.
9867 (check_DATA): Add weak_plt_shared.so.
9868 (weak_plt_main_pic.o, weak_plt): New targets.
9869 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9870 * testsuite/Makefile.in: Rebuild.
9871
9872 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9873 gcctestdir/ld.
9874 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9875 * testsuite/Makefile.in: Rebuild.
9876
323ee3f4
AM		 98772008-08-04 Alan Modra <amodra@bigpond.net.au>
9878
9879 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9880 * Makefile.in: Regenerate.
9881 * po/POTFILES.in: Regenerate.
9882
7c07ecec
ILT		 98832008-07-29 Ian Lance Taylor <iant@google.com>
9884
9885 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9886 symbols before other symbols.
9887 * testsuite/script_test_2.cc (test_addr): Declare.
9888 (test_addr_alias): Declare.
9889 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9890 values.
7c07ecec
ILT		 9891 * testsuite/script_test_2.t: Define test_addr_alias and
9892 test_addr.
9893
5778530e
ILT		 98942008-07-24 Ian Lance Taylor <iant@google.com>
9895
2a00e4fb
ILT		 9896 PR 5990
9897 * descriptors.cc: New file.
9898 * descriptors.h: New file.
9899 * gold-threads.h (class Hold_optional_lock): New class.
9900 * fileread.cc: Include "descriptors.h".
9901 (File_read::~File_read): Release descriptor rather than closing
9902 it.
9903 (File_read::open) [file]: Call open_descriptor rather than open.
9904 Set is_descriptor_opened_.
9905 (File_read::open) [memory]: Assert that descriptor is not open.
9906 (File_read::reopen_descriptor): New function.
9907 (File_read::release): Release descriptor.
9908 (File_read::do_read): Make non-const. Reopen descriptor.
9909 (File_read::read): Make non-const.
9910 (File_read::make_view): Reopen descriptor.
9911 (File_read::do_readv): Likewise.
9912 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9913 Update declarations.
9914 * layout.cc: Include "descriptors.h".
9915 (Layout::create_build_id): Use open_descriptor rather than open.
9916 * output.cc: Include "descriptors.h".
9917 (Output_file::open): Use open_descriptor rather than open.
9918 * archive.cc (Archive::const_iterator): Change Archive to be
9919 non-const.
9920 (Archive::begin, Archive::end): Make non-const.
9921 (Archive::count_members): Likewise.
9922 * archive.h (class Archive): Update declarations.
9923 * object.h (Object::read): Make non-const.
9924 * Makefile.am (CCFILES): Add descriptors.cc.
9925 (HFILES): Add descriptors.h.
9926 * Makefile.in: Rebuild.
9927
801647d1
ILT		 9928 PR 6716
9929 * gold.h: Always include <clocale>. Add Solaris workarounds
9930 following code in binutils/sysdep.h.
9931
5edd166e
ILT		 9932 PR 6048
9933 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9934 this->eh_frame_hdr_ is NULL before using it.
9935
c89ad728
ILT		 9936 * dynobj.cc (Versions::Versions): Update comment.
9937
aa86f06b
ILT		 9938 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9939 the base version name.
9940
5778530e
ILT		 9941 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9942 array size plus one.
9943 (Stringpool_template::set_string_offsets): Subtract one from key
9944 before using it as an array index.
9945 (Stringpool_template::get_offset_with_length): Likewise.
9946 (Stringpool_template::write_to_buffer): Likewise.
9947 * stringpool.h (Stringpool_template::get_offset_from_key):
9948 Likewise.
9949
057ead22
ILT		 99502008-07-23 Ian Lance Taylor <iant@google.com>
9951
7f649c59
ILT		 9952 PR 6658
9953 * object.h (Merged_symbol_value::value): Do our best to handle a
9954 negative addend.
9955
057ead22
ILT		 9956 PR 6647
9957 * script.cc (Version_script_info::get_versions): Don't add empty
9958 version tag to return value.
9959 (Version_script_info::get_symbol_version_helper): Change return
9960 type to bool. Add pversion parameter. Change all callers.
9961 (script_register_vers_node): Don't require a non-NULL tag.
9962 * script.h (class Version_script_info): Update declarations.
9963 (Version_script_info::get_symbol_version): Change return type to
9964 bool. Add version parameter. Change all callers.
9965 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9966 handling. Handle an empty version from a version script.
9967 (Symbol_table::define_special_symbol): Likewise.
9968 * testsuite/ver_test_10.script: New file.
9969 * testsuite/ver_test_10.sh: New file.
9970 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9971 (check_DATA): Add ver_test_10.syms.
9972 (ver_test_10.syms, ver_test_10.so): New target.
9973 * testsuite/Makefile.in: Rebuild.
9974
58e54ac2
CD		 99752008-07-23 Simon Baldwin <simonb@google.com>
9976
9977 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9978 to zero for undefined symbols from dynamic libraries.
9979
95d14cd3
ILT		 99802008-07-23 Ian Lance Taylor <iant@google.com>
9981
9982 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9983 Change all callers.
9984 * symtab.h (class Symbol_table): Update declaration.
9985 * testsuite/ver_test_9.cc: New file.
9986 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9987 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9988 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9989 (ver_test_9.so, ver_test_9.o): New targets.
9990 * testsuite/Makefile.in: Rebuild.
9991
92de84a6
ILT		 99922008-07-22 Ian Lance Taylor <iant@google.com>
9993
34810851
ILT		 9994 * options.h (class General_options): Define --check-sections.
9995 * layout.cc (Layout::set_segment_offsets): Handle
9996 --check-sections.
9997
af6156ef
ILT		 9998 * options.h (class General_options): Define -n/--nmagic and
9999 -N/--omagic.
10000 * options.cc (General_options::finalize): For -n/--nmagic or
10001 -N/--omagic, set -static.
10002 * layout.cc (Layout::attach_allocated_section_to_segment): If
10003 -N/--omagic, don't put read-only and read-write sections in
10004 different segments.
10005 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10006 finding a read-only segment.
10007 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10008 don't set the minimum segment alignment to the common page size,
10009 and don't set the file offset to the address modulo the page size.
10010 * script-sections.cc (Script_sections::create_segments): If
10011 -n/--omagic, don't put read-only and read-write sections in
10012 different segments.
10013
92de84a6
ILT		 10014 * cref.cc: New file.
10015 * cref.h: New file.
10016 * options.h (class General_options): Add --print-symbol-counts.
10017 * main.cc (main): Issue defined symbol report if requested.
10018 * archive.cc (Archive::interpret_header): Make into a const member
10019 function.
10020 (Archive::add_symbols): Call Input_objects::archive_start and
10021 archive_stop.
10022 (Archive::const_iterator): Define new class.
10023 (Archive::begin, Archive::end): New functions.
10024 (Archive::include_all_members): Rewrite to use iterator.
10025 (Archive::count_members): New function.
10026 * archive.h (class Archive): Update declarations.
10027 (Archive::filename): New function.
10028 * object.cc: Include "cref.h".
10029 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10030 (Sized_relobj::do_get_global_symbol_counts): New function.
10031 (Input_objects::add_object): Add object to cross-referencer.
10032 (Input_objects::archive_start): New function.
10033 (Input_objects::archive_stop): New function.
10034 (Input_objects::print_symbol_counts): New function.
10035 * object.h: Declare Cref and Archive.
10036 (Object::get_global_symbol_counts): New function.
10037 (Object::do_get_global_symbol_counts): New pure virtual function.
10038 (class Sized_relobj): Add defined_count_ field. Update
10039 declarations.
10040 (class Input_objects): Add cref_ field. Update constructor.
10041 Update declarations.
10042 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10043 defined_count_.
10044 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10045 symbol counts.
10046 (Sized_dynobj::do_get_global_symbol_counts): New function.
10047 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10048 defined_count_. Update declarations. Define Symbols typedef.
10049 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10050 parameter. Change all callers.
10051 (Symbol_table::add_from_dynobj): Add sympointers and defined
10052 parameters. Change all callers.
10053 * symtab.h (class Symbol_table): Update declarations.
10054 * Makefile.am (CCFILES): Add cref.cc.
10055 (HFILES): Add cref.h.
10056 * Makefile.in: Rebuild.
10057
3f7c5e1d
CD		 100582008-07-22 Simon Baldwin <simonb@google.com>
10059
10060 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10061 to zero when writing undefined symbols.
10062
e0b64032
ILT		 100632008-07-22 Ian Lance Taylor <iant@google.com>
10064
10065 * output.cc (Output_section::add_input_section): Don't try to
10066 merge empty merge sections.
10067
096b02cf
CS		 100682008-07-21 Craig Silverstein <csilvers@google.com>
10069
10070 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10071 Include symbol version in error message.
cd536b21 10072
1d1f116d
CD		 100732008-07-20 Chris Demetriou <cgd@google.com>
10074
cd536b21 10075 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10076 (RANDOM_SEED_CFLAGS): New substituted variable.
10077 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10078 * configure: Rebuild.
10079 * Makefile.in: Likewise.
10080 * testsuite/Makefile.in: Likewise.
10081
a18f591e
ILT		 100822008-07-18 Ian Lance Taylor <iant@google.com>
10083
10084 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10085 where we see NAME/NULL and NAME/VERSION as separate symbols.
10086 * testsuite/ver_test_main.cc (main): Call t4.
10087 (t4, t4_2a): Define.
10088 * testsuite/ver_test_2.cc (t4_2): Define.
10089 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10090 * testsuite/ver_test_4.cc (t4_2a): Define.
10091 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10092 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10093
c6e3f6ed
ILT		 100942008-07-17 Ian Lance Taylor <iant@google.com>
10095
10096 * dynobj.cc (Versions::add_def): If we give an error about a
10097 missing version, go ahead and create the version anyhow.
10098
ef9beddf
ILT		 100992008-07-10 Ian Lance Taylor <iant@google.com>
10100
10101 Handle output sections with more than 0x7fffffff bytes.
10102 * object.h (class Relobj): Change map_to_output_ to
10103 output_sections_, and just keep a section pointer. Change all
10104 uses. Move comdat group support to Sized_relobj.
10105 (Relobj::is_section_specially_mapped): Remove.
10106 (Relobj::output_section): Remove poff parameter. Change all
10107 callers.
10108 (Relobj::output_section_offset): New function.
10109 (Relobj::set_section_offset): Rewrite.
10110 (Relobj::map_to_output): Remove.
10111 (Relobj::output_sections): New function.
10112 (Relobj::do_output_section_offset): New pure virtual function.
10113 (Relobj::do_set_section_offset): Likewise.
10114 (class Sized_relobj): Add section_offsets_ field. Add comdat
10115 group support from Relobj. Update declarations.
10116 (Sized_relobj::get_output_section_offset): New function.
10117 (Sized_relobj::do_output_section_offset): New function.
10118 (Sized_relobj::do_set_section_offset): New function.
10119 * object.cc (Relobj::output_section_address): Remove.
10120 (Sized_relobj::Sized_relobj): Initialize new fields.
10121 (Sized_relobj::include_section_group): Cast find_kept_object to
10122 Sized_relobj.
10123 (Sized_relobj::include_linkonce_section): Likewise.
10124 (Sized_relobj::do_layout): Use separate arrays for output section
10125 and output offset.
10126 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10127 output_sections.
10128 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10129 output_sections and section_offsets.
10130 (Sized_relobj::write_local_symbols): Likewise.
10131 (map_to_kept_section): Compute output address directly.
10132 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10133 output_sections and section_offsets.
10134 (Sized_relobj::write_sections): Likewise.
10135 (Sized_relobj::relocate_sections): Likewise.
10136 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10137 * output.h (class Output_reloc): Update declarations. Change
10138 u2_.relobj to Sized_relobj*.
10139 (class Output_data_reloc): Change add functions to use
10140 Sized_relobj*.
10141 * output.cc (Output_reloc::Output_reloc): Change relobj to
10142 Sized_relobj*.
10143 (Output_reloc::local_section_offset): Change return type to
10144 Elf_Addr. Use get_output_section_offset.
10145 (Output_reloc::get_address): Likewise.
10146 (Output_section::is_input_address_mapped): Don't call
10147 is_section_specially_mapped.
10148 (Output_section::output_offset): Likewise.
10149 (Output_section::output_address): Likewise.
10150 (Output_section::starting_output_address): Likewise.
10151 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10152 parameter to Sized_relobj*.
10153 (Copy_relocs::need_copy_reloc): Likewise.
10154 (Copy_relocs::save): Likewise.
10155 * copy-relocs.h (class Copy_relocs): Update declarations.
10156 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10157 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10158 * target-reloc.h (relocate_for_relocatable): Change
10159 offset_in_output_section type to Elf_Addr. Change code that uses
10160 it as well.
10161 * layout.cc (Layout::layout): Always set *off.
10162 * mapfile.cc (Mapfile::print_input_section): Use
10163 output_section_offset.
10164 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10165 Sized_relobj*.
10166 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10167 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10168 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10169
5cb66f97
ILT		 101702008-07-03 Ian Lance Taylor <iant@google.com>
10171
10172 * layout.cc (Layout::include_section): Do not discard unrecognized
10173 SHT_STRTAB sections.
10174
afe47622
CS		 101752008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10176
10177 * script.cc (Lex::can_continue_name): Make '?' allowable in
10178 version-script names.
10179 * testsuite/version_script.map: Change glob pattern to use '?'
10180
5adf9721
ILT		 101812008-06-30 Manish Singh <yosh@gimp.org>
10182
10183 PR 6585
10184 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10185 Correct typo.
10186
e6fde208
ILT		 101872008-06-30 Ian Lance Taylor <iant@google.com>
10188
10189 PR 6660
10190 PR 6682
10191 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10192 versions]: Don't try to read the value in the contents, since we
10193 don't use it. Use the template endianness when writing.
10194
3f2e6a2d
CC		 101952008-06-25 Cary Coutant <ccoutant@google.com>
10196
10197 * fileread.cc (File_read::make_view): Assert on zero-length view.
10198 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10199 symbol table when there are no symbols to read.
10200
c43d3a48
CS		 102012008-06-23 Craig Silverstein <csilvers@google.com>
10202
10203 * version.cc (version_string): Bump to 1.7
10204
5f494ea0
CS		 102052008-06-18 Craig Silverstein <csilvers@google.com>
10206
10207 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10208 constant 0xFFFF to type Valtype.
10209 (Powerpc_relocate_functions::rel16_ha): Likewise.
10210
c42e122e
ILT		 102112008-06-17 Ian Lance Taylor <iant@google.com>
10212
f34787f8
ILT		 10213 * output.h (Output_section::Input_section): Initialize p2align_ to
10214 zero for Output_section_data constructors.
10215 (Output_section::Input_section::addralign): If not an input
10216 section, return the alignment of the Output_section_data.
10217 * testsuite/copy_test.cc: New file.
10218 * testsuite/copy_test_1.cc: New file.
10219 * testsuite/copy_test_2.cc: New file.
10220 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10221 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10222 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10223 (copy_test_1_pic.o, copy_test_1.so): New targets.
10224 (copy_test_2_pic.o, copy_test_2.so): New targets.
10225 * testsuite/Makefile.in: Rebuild.
10226
c42e122e
ILT		 10227 * script-sections.cc (Script_sections::place_orphan): Initialize
10228 local variable exact.
10229
ce3ac18a
DE		 102302008-06-13 David Edelsohn <edelsohn@gnu.org>
10231
10232 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10233
42cacb20
DE		 102342008-06-12 David Edelsohn <edelsohn@gnu.org>
10235 David S. Miller <davem@davemloft.net>
10236
10237 * powerpc.cc: New file.
10238 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10239 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10240 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10241 * Makefile.in: Rebuild.
10242
7b308235
ILT		 102432008-06-09 Ian Lance Taylor <iant@google.com>
10244
10245 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10246 <exception>.
10247 (throwing, orig_terminate): New static variables.
10248 (terminate_handler): New static function.
10249 (t2): Set terminate handler.
10250
f0b886e3
ILT		 102512008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10252
10253 PR 6584
cd536b21 10254 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10255 alignment.
10256
3e90f135
CC		 102572008-05-30 Cary Coutant <ccoutant@google.com>
10258
10259 * archive.cc (Archive::include_all_members) Correct to step
10260 over symbol table and extended name table in thin archives.
10261
e09ad04a
ILT		 102622008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10263
10264 PR 6407
10265 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10266 calculation.
10267
62b01cb5
ILT		 102682008-05-28 Caleb Howe <cshowe@google.com>
10269
10270 * reduced_debug_output.cc: New file.
10271 * reduced_debug_output.h: New file.
92de84a6 10272 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10273 * options.cc (General_options::finalize): Add strip_debug_non_line
10274 to the strip heirarchy.
10275 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10276 fields.
10277 * layout.cc: Include "reduced_debug_output.h".
10278 (Layout::Layout): Initialize new fields.
10279 (line_only_debug_sections): New static array.
10280 (is_lines_only_debug_sections): New static inline function.
10281 (Layout::include_section): Handle --strip-debug-non-line.
10282 (Layout::make_output_section): If --strip-debug-non-line, build
10283 new output sections for .debug_abbrev and .debug_info.
10284 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10285 gold. Warn about possible overflow.
10286 (read_signed_LEB_128): Likewise.
10287 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10288 (read_signed_LEB_128): Declare.
10289 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10290 (HFILES): Add reduced_debug_output.h.
10291 * Makefile.in: Rebuild.
10292
7d9e3d98
ILT		 102932008-05-21 Ian Lance Taylor <iant@google.com>
10294
10295 * mapfile.cc: New file.
10296 * mapfile.h: New file.
10297 * options.h (class General_options): Add -M/--print-map and -Map.
10298 * options.cc (General_options::finalize): Make -M equivalent to
10299 -Map -.
10300 * main.cc: Include <cstdio> and "mapfile.h".
10301 (main): Open mapfile if requested.
10302 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10303 constructor. Change caller.
10304 (queue_initial_tasks): Add mapfile parameter. Change caller.
10305 (queue_middle_tasks): Likewise.
10306 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10307 declarations.
10308 * archive.cc: Include "mapfile.h".
10309 (Archive::add_symbols): Add mapfile parameter. Change all
10310 callers. Pass mapfile, symbol, and reason to include_member.
10311 (Archive::include_all_members): Add mapfile parameter. Change all
10312 callers.
10313 (Archive::include_member): Add mapfile, sym, and why parameters.
10314 Change all callers. Report inclusion to map file.
10315 * archive.h: Include "fileread.h".
10316 (class Archive): Update declarations.
10317 (Archive::file): New const method.
10318 (class Add_archive_symbols): Add mapfile_ field. Update
10319 constructor. Change all callers.
10320 * readsyms.h (class Read_symbols): Likewise.
10321 (class Finish_group): Likewise.
10322 (class Read_script): Likewise.
10323 * common.cc: Include "mapfile.h".
10324 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10325 all callers.
10326 (Symbol_table::do_allocate_commons): Likewise.
10327 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10328 symbol allocation to mapfile.
10329 * common.h (class Allocate_commons_task): Add mapfile_ field.
10330 Update constructor. Change all callers.
10331 * symtab.h (class Symbol_table): Update declarations.
10332 * layout.cc: Include "mapfile.h".
10333 (Layout_task_runner::run): Print information to mapfile.
10334 (Layout::create_gold_note): Change Output_data_fixed_space to
10335 Output_data_zero_fill.
10336 (Layout::create_build_id): Likewise.
10337 (Layout::print_to_mapfile): New function.
10338 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10339 constructor. Change caller.
10340 (class Layout): Declare print_to_mapfile.
10341 * output.cc (Output_section::Input_section::print_to_mapfile): New
10342 function.
10343 (Output_section::add_input_section): If producing a map, always
10344 add to input_sections_ list.
10345 (Output_section::do_print_to_mapfile): New function.
10346 (Output_segment::print_sections_to_mapfile): New function.
10347 (Output_segment::print_section_list_to_mapfile): New function.
10348 * output.h: Include "mapfile.h".
10349 (Output_data::print_to_mapfile): New function.
10350 (Output_data::do_print_to_mapfile): New virtual function.
10351 (Output_segment_headers::do_print_to_mapfile): New function.
10352 (Output_file_header::do_print_to_mapfile): New function.
10353 (Output_data_const::do_print_to_mapfile): New function.
10354 (class Output_data_const_buffer): Add map_name_ field. Update
10355 constructor. Change all callers. Add do_print_to_mapfile
10356 function.
10357 (class Output_data_fixed_space): Likewise.
10358 (class Output_data_space): Likewise.
10359 (class Output_data_zero_fill): New class.
10360 (Output_data_strtab::do_print_to_mapfile): New function.
10361 (Output_data_reloc_base::do_print_to_mapfile): New function.
10362 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10363 (Output_data_group::do_print_to_mapfile): New function.
10364 (Output_data_got::do_print_to_mapfile): New function.
10365 (Output_data_dynamic::do_print_to_mapfile): New function.
10366 (Output_symtab_xindex::do_print_to_mapfile): New function.
10367 (class Output_section): Declare do_print_to_mapflie. Declare
10368 print_to_mapfile in Input_section.
10369 (class Output_segment): Declare new functions.
10370 * object.h (Sized_relobj::symbol_count): New function.
10371 * script-sections.cc
10372 (Output_section_element_dot_assignment::set_section_addresses):
10373 Change Output_data_fixed_space to Output_data_zero_fill.
10374 (Output_data_expression::do_print_to_mapfile): New function.
10375 * script.cc (read_input_script): Add mapfile parameter. Change
10376 all callers.
10377 * script.h (read_input_script): Update declaration.
10378 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10379 (Eh_frame::do_print_to_mapfile): New function.
10380 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10381 (Output_merge_string::do_print_to_mapfile): New function.
10382 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10383 function.
10384 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10385 function.
10386 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10387 function.
10388 * Makefile.am (CCFILES): Add mapfile.cc.
10389 (HFILES): Add mapfile.h.
10390 * Makefile.in: Rebuild.
10391
9f1d377b
ILT		 103922008-05-19 Ian Lance Taylor <iant@google.com>
10393
10394 * options.h (class General_options): Add -z relro.
10395 * layout.cc (Layout::Layout): Initialize relro_segment_.
10396 (Layout::add_output_section_data): Return the output section.
10397 (Layout::make_output_section): Rcognize relro sections and mark
10398 them appropriately.
10399 (Layout::attach_allocated_section_to_segment): Put relro sections
10400 in a PT_GNU_RELRO segment.
10401 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10402 section as relro.
10403 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10404 PT_TLS segments.
10405 (Layout::linkonce_mapping): Map d.rel.ro.local to
10406 .data.rel.ro.local.
10407 (Layout::output_section_name): Us .data.rel.ro.local for any
10408 section which begins with that.
10409 * layout.h (class Layout): Update add_output_section_data
10410 declaration. Add relro_segment_ field.
10411 * output.cc (Output_section::Output_section): Initialize is_relro_
10412 and is_relro_local_ fields.
10413 (Output_segment::add_output_section): Group relro sections.
10414 (Output_segment::is_first_section_relro): New function.
10415 (Output_segment::maximum_alignment): If there is a relro section,
10416 align the segment to the common page size.
10417 (Output_segment::set_section_addresses): Track whether we are
10418 looking at relro sections. If the last section is a relro
10419 section, align to the common page size.
10420 (Output_segment::set_section_list_addresses): Add in_relro
10421 parameter. Change all callers. Align to the page size when
10422 moving from relro to non-relro section.
10423 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10424 segment.
10425 * output.h (class Output_section): Add is_relro_ and
10426 is_relro_local_ fields.
10427 (Output_section::is_relro): New function.
10428 (Output_section::set_is_relro): New function.
10429 (Output_section::is_relro_local): New function.
10430 (Output_section::set_is_relro_local): New function.
10431 (class Output_segment): Update declarations.
10432 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10433 * sparc.cc (Target_sparc::got_section): Likewise.
10434 * x86_64.cc (Target_x86_64::got_section): Likewise.
10435 * testsuite/relro_test_main.cc: New file.
10436 * testsuite/relro_test.cc: New file.
10437 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10438 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10439 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10440 (relro_test.so, relro_test_pic.o): New targets.
10441 * testsuite/Makefile.in: Rebuild.
10442
a984ee1d
ILT		 104432008-05-16 Ian Lance Taylor <iant@google.com>
10444
01676dcd
ILT		 10445 * output.cc (Output_segment::add_output_section): Remove front
10446 parameter.
10447 * output.h (class Output_segment): Remove
10448 add_initial_output_section and overloaded add_output_section.
10449 Update declaration of remaining add_output_section.
10450 * layout.cc (Layout::create_interp): Call add_output_section
10451 rather than add_initial_output_section.
10452 (Layout::finish_dynamic_section): Likewise.
10453
497897f9
ILT		 10454 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10455 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10456 know the dynamic type.
10457 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10458 field. Initialize it in constructor.
10459 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10460 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10461 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10462 reloc.
10463
a984ee1d
ILT		 10464 * output.cc (Output_reloc::get_address): Change return type to
10465 Elf_Addr.
10466 * output.h (class Output_reloc): Update get_address declaration.
10467 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10468 for section addresses.
10469
55ba0940
ILT		 104702008-05-09 Ian Lance Taylor <iant@google.com>
10471
10472 PR 6493
10473 * gold.cc (gold_nomem): Use return value of write.
10474
75517b77
ILT		 104752008-05-08 Ian Lance Taylor <iant@google.com>
10476
10477 * symtab.c (Symbol::init_base_output_data): Add version
10478 parameter. Change all callers.
10479 (Symbol::init_base_output_segment): Likewise.
10480 (Symbol::init_base_constant): Likewise.
10481 (Symbol::init_base_undefined): Likewise.
10482 (Sized_symbol::init_output_data): Likewise.
10483 (Sized_symbol::init_output_segment): Likewise.
10484 (Sized_symbol::init_constant): Likewise.
10485 (Sized_symbol::init_undefined): Likewise.
10486 (Symbol_table::do_define_in_output_data): If the new symbol has a
10487 version, mark it as the default.
10488 (Symbol_table::do_define_in_output_segment): Likewise.
10489 (Symbol_table::do_define_as_constant): Likewise.
10490 * symtab.h (class Symbol): Update declarations.
10491 (class Sized_symbol): Likewise.
10492 * resolve.cc (Symbol::override_version): New function.
c42e122e 10493 (Symbol::override_base): Call override_version.
75517b77
ILT		 10494 (Symbol::override_base_with_special): Likewise.
10495 * testsuite/ver_script_8.script: New file.
10496 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10497 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10498 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10499 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10500
f1f70eae
ILT		 105012008-05-06 Ian Lance Taylor <iant@google.com>
10502
f3e9c5c5
ILT		 10503 PR 6049
10504 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10505 functions.
10506 (class General_options): Remove existing --undefined, and add
10507 --no-undefined instead. Add new --undefined as synonym for -u.
10508 * archive.cc (Archive::add_symbols): Check whether symbol was
10509 named with -u.
10510 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10511 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10512 all uses. Add IS_UNDEFINED. Update declarations to split
10513 different versions of init_base. Declare init_base_undefined.
10514 (Symbol::is_defined): Handle IS_UNDEFINED.
10515 (Symbol::is_undefined): Likewise.
10516 (Symbol::is_weak_undefined): Call is_undefined.
10517 (Symbol::is_absolute): Handle IS_CONSTANT.
10518 (class Sized_symbol): Update declarations to split different
10519 versions of init. Declare init_undefined.
10520 (class Symbol_table): Declare new functions.
10521 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10522 Change all callers.
10523 (Symbol::init_base_output_data): Likewise.
10524 (Symbol::init_base_output_segment): Likewise.
10525 (Symbol::init_base_constant): Likewise.
10526 (Symbol::init_base_undefined): New function.
10527 (Sized_symbol::init_object): Rename from init. Change all
10528 callers.
10529 (Sized_symbol::init_output_data): Likewise.
10530 (Sized_symbol::init_output_segment): Likewise.
10531 (Sized_symbol::init_constant): Likewise.
10532 (Sized_symbol::init_undefined): New function.
10533 (Symbol_table::add_undefined_symbols_from_command_line): New
10534 function.
10535 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10536 function.
10537 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10538 (Symbol::output_section): Likewise.
10539 (Symbol::set_output_section): Likewise.
10540 (Symbol_table::sized_finalize_symbol): Likewise.
10541 (Symbol_table::sized_write_globals): Likewise.
10542 * resolve.cc (Symbol_table::should_override): Likewise.
10543 (Symbol::override_base_with_special): Likewise.
10544
8bdcdf2c
ILT		 10545 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10546 symbol, change it to have default visibility.
10547 * testsuite/protected_1.cc: New file.
10548 * testsuite/protected_2.cc: New file.
10549 * testsuite/protected_3.cc: New file.
10550 * testsuite/protected_main_1.cc: New file.
10551 * testsuite/protected_main_2.cc: New file.
10552 * testsuite/protected_main_3.cc: New file.
10553 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10554 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10555 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10556 (protected_1.so): New target.
10557 (protected_1_pic.o, protected_2_pic.o): New targets.
10558 (protected_3_pic.o): New target.
10559 (check_PROGRAMS): Add protected_2.
10560 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10561 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10562 * testsuite/Makefile.in: Rebuild.
10563
2b706932
ILT		 10564 * options.h (DEFINE_var): Add set_user_set_##varname__.
10565 (DEFINE_bool_alias): New macro.
10566 (class General_options): Define -Bstatic using DEFINE_bool_alias
10567 rather than DEFINE_special. Add --undefined as an alias for -z
10568 defs.
10569 * options.cc (General_options::parse_Bstatic): Remove.
10570
d82a5bcc
ILT		 10571 * options.h (class General_options): Add --fatal-warnings.
10572 * main.cc (main): Implement --fatal-warnings.
10573 * errors.h (Errors::warning_count): New function.
10574
f1f70eae
ILT		 10575 * options.h (class General_options): Add -Bsymbolic-functions.
10576 * symtab.h (Symbol::is_preemptible): Check for
10577 -Bsymbolic-functions.
10578
8825ac63
ILT		 105792008-05-05 Ian Lance Taylor <iant@google.com>
10580
d98bc257
ILT		 10581 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10582 as noVARNAME rather than no-VARNAME.
10583 (class General_options): Add option -z combreloc.
10584 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10585 get_address.
10586 (Output_reloc::sort_before) [SHT_REL]: New function.
10587 (Output_reloc::sort_before) [SHT_RELA]: New function.
10588 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10589 Sort_relocs_comparison.
10590 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10591 parameter. Change all callers.
10592 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10593 sort_relocs parameter. Change all callers.
10594 * output.cc (Output_reloc::get_address): New function, broken out
10595 of write_rel.
10596 (Output_reloc::write_rel): Call it.
10597 (Output_reloc::compare): New function.
10598 (Output_data_reloc_base::do_write): Optionally sort relocs.
10599
60b2b4e7
ILT		 10600 * configure.ac: If targ_extra_obj is set, link it in.
10601 * configure.tgt: Initialize all variables.
10602 (x86_64*): Set targ_extra_obj and targ_extra_size.
10603 * configure: Rebuild.
10604
8825ac63
ILT		 10605 * object.cc (Sized_relobj::include_section_group): Adjust section
10606 indexes read from group data. Build vector to pass to
10607 layout_group.
10608 * layout.cc (Layout::layout_group): Add flags and shndxes
10609 parameters. Remove contents parameter. Change caller. Update
10610 explicit instantiations.
10611 * layout.h (class Layout): Update layout_group declaration.
10612 * output.cc (Output_data_group::Output_data_group): Add flags and
10613 input_shndxes parameters. Remove contents parameter. Change
10614 caller.
10615 (Output_data_group::do_write): Change input_sections_ to
10616 input_shndxes_.
10617 * output.h (class Output_data_group): Update constructor
10618 declaration. Rename input_sections_ to input_shndxes_.
10619 * testsuite/many_sections_test.cc: Add template.
10620
e94cf127
CC		 106212008-04-30 Cary Coutant <ccoutant@google.com>
10622
4418b2d5
CC		 10623 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10624
e94cf127
CC		 10625 * layout.cc (Layout::include_section): Refactored check for debug
10626 info section.
10627 (Layout::add_comdat): Add new parameters. Change type
10628 of signature parameter. Add object and shndx to signatures table.
10629 (Layout::find_kept_object): New function.
10630 * layout.h: Include <cstring>.
10631 (Layout::is_debug_info_section): New function.
10632 (Layout::add_comdat): Add new parameters.
10633 (Layout::find_kept_object): New function.
10634 (Layout::Kept_section): New struct.
10635 (Layout::Signatures): Change type of map range.
10636 * object.cc (Relobj::output_section_address): New function.
10637 (Sized_relobj::include_section_group): Add new parameters. Change
10638 calls to Layout::add_comdat. Change to build table of kept comdat
10639 groups and table mapping discarded sections to kept sections.
10640 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10641 (Sized_relobj::do_layout): Change calls to include_section_group and
10642 include_linkonce_section.
10643 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10644 value to zero when section is discarded.
10645 (Sized_relobj::map_to_kept_section): New function.
10646 * object.h (Relobj::output_section_address): New function.
10647 (Relobj::Comdat_group): New type.
10648 (Relobj::find_comdat_group): New function.
10649 (Relobj::Comdat_group_table): New type.
10650 (Relobj::Kept_comdat_section): New type.
10651 (Relobj::Kept_comdat_section_table): New type.
10652 (Relobj::add_comdat_group): New function.
10653 (Relobj::set_kept_comdat_section): New function.
10654 (Relobj::get_kept_comdat_section): New function.
10655 (Relobj::comdat_groups_): New field.
10656 (Relobj::kept_comdat_sections_): New field.
10657 (Symbol_value::input_value): Update comment.
10658 (Sized_relobj::map_to_kept_section) New function.
10659 (Sized_relobj::include_linkonce_section): Add new parameter.
10660 * target-reloc.h (Comdat_behavior): New type.
10661 (get_comdat_behavior): New function.
10662 (relocate_section): Add code to map a discarded section to the
10663 corresponding kept section when applying a relocation.
10664
e4e5049b
CS		 106652008-04-30 Craig Silverstein <csilvers@google.com>
10666
10667 * dwarf_reader.cc (next_generation_count): New static var.
10668 (Addr2line_cache_entry): New struct.
10669 (addr2line_cache): New static var.
10670 (Dwarf_line_info::one_addr2line): Added caching.
10671 (Dwarf_line_info::clear_addr2line_cache): New function.
10672 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10673 cache-size parameter.
10674 (Dwarf_line_info::one_addr2line_cache): New function.
10675 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10676 new cache-size argument to one_addr2line(), and clear cache.
10677
d09e9154
CC		 106782008-04-28 Cary Coutant <ccoutant@google.com>
10679
10680 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10681 R_386_PC8 relocations.
10682
7ef73768
ILT		 106832008-04-23 Ian Lance Taylor <iant@google.com>
10684
55438702
ILT		 10685 * object.cc (Sized_relobj::include_section_group): Check for
10686 invalid section group.
10687
c165fb93
ILT		 10688 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10689 header size.
10690
7ef73768
ILT		 10691 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10692 than read for file header.
10693 * archive.cc (Archive::include_member): Likewise.
10694
6194aaab
L		 106952008-04-23 Paolo Bonzini <bonzini@gnu.org>
10696
10697 * aclocal.m4: Regenerate.
10698 * configure: Regenerate.
10699
d491d34e
ILT		 107002008-04-19 Ian Lance Taylor <iant@google.com>
10701
5ea2bac6
ILT		 10702 * version.cc (version_string): Bump to 1.6.
10703
7bc3e21a
ILT		 10704 * testsuite/Makefile.am (many_sections_r_test): New target.
10705 (many_sections_r_test_SOURCES): Remove.
10706 (many_sections_r_test_DEPENDENCIES): Remove.
10707 (many_sections_r_test_LDFLAGS): Remove.
10708 (many_sections_r_test_LDADD): Remove.
10709
7fcd3aa9
ILT		 10710 * object.cc (Sized_relobj::do_add_symbols): Always pass
10711 local_symbol_count_ to add_from_relobj.
10712
4c94d6ae
ILT		 10713 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10714 every thousand variables.
10715 * testsuite/Makefile.in: Rebuild.
10716
d491d34e
ILT		 10717 * object.cc (Xindex::initialize_symtab_xindex): New function.
10718 (Xindex::read_symtab_xindex): New function.
10719 (Xindex::sym_xindex_to_shndx): New function.
10720 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10721 available.
10722 (Sized_relobj::do_initialize_xindex): New function.
10723 (Sized_relobj::do_read_symbols): Adjust section links.
10724 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10725 parameter. Change all callers.
10726 (Sized_relobj::include_section_group): Adjust section links and
10727 symbol section indexes.
10728 (Sized_relobj::do_layout): Adjust section links.
10729 (Sized_relobj::do_count_local_symbols): Adjust section links and
10730 symbol section indexes.
10731 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10732 ordinary and special symbols.
10733 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10734 dynsym_xindex parameters. Change all callers. Adjust section
10735 links. Use SHN_XINDEX when needed.
10736 (Sized_relobj::get_symbol_location_info): Adjust section links.
10737 Don't get fooled by special symbols.
10738 * object.h (class Xindex): Define.
10739 (class Object): Add xindex_ parameter. Declare virtual functoin
10740 do_initialize_xindex.
10741 (Object::adjust_sym_shndx): New function.
10742 (Object::set_xindex): New protected function.
10743 (class Symbol_value): Add is_ordinary_shndx_ field.
10744 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10745 (Symbol_value::value): Assert ordinary section.
10746 (Symbol_value::initialize_input_to_output_map): Likewise.
10747 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10748 Change all callers.
10749 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10750 all callers.
10751 (class Sized_relobj): Update declarations.
10752 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10753 parameter. Change all callers.
10754 (Sized_relobj::adjust_shndx): New function.
10755 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10756 field.
10757 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10758 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10759 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10760 (Sized_dynobj::read_dynsym_section): Adjust section links.
10761 (Sized_dynobj::read_dynamic): Likewise.
10762 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10763 section links.
10764 (Sized_dynobj::do_initialize_xindex): New function.
10765 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10766 do_initialize_xindex.
10767 (Sized_dynobj::adjust_shndx): New function.
10768 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10769 dynsym_xindex_ fields.
10770 (Layout::finalize): Add a call to set_section_indexes before
10771 creating the symtab sections.
10772 (Layout::set_section_indexes): Don't do anything if the section
10773 already has a section index.
10774 (Layout::create_symtab_sections): Add shnum parameter. Change
10775 caller. Create .symtab_shndx section if needed.
10776 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10777 caller.
10778 (Layout::allocated_output_section_count): New function.
10779 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10780 needed.
10781 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10782 fields. Update declarations.
10783 (Layout::symtab_xindex): New function.
10784 (Layout::dynsym_xindex): New function.
10785 (class Write_symbols_task): Add layout_ field.
10786 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10787 Change caller.
10788 * output.cc (Output_section_headers::Output_section_headers): Add
10789 shstrtab_section parameter. Change all callers.
10790 (Output_section_headers::do_sized_write): Store overflow values
10791 for section count and section string table section index in
10792 section header zero.
10793 (Output_file_header::do_sized_write): Check for overflow of
10794 section count and section string table section index.
10795 (Output_symtab_xindex::do_write): New function.
10796 (Output_symtab_xindex::endian_do_write): New function.
10797 * output.h (class Output_section_headers): Add shstrtab_section_.
10798 Update declarations.
10799 (class Output_symtab_xindex): Define.
10800 (Output_section::has_out_shndx): New function.
10801 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10802 field.
10803 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10804 Change all callers.
10805 (Sized_symbol::init): Likewise.
10806 (Symbol::output_section): Check for ordinary symbol.
10807 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10808 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10809 callers.
10810 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10811 Change all callers. Simplify handling of symbols from sections
10812 not included in the link.
10813 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10814 distinction.
10815 (Weak_alias_sorter::operator()): Assert that symbols are
10816 ordinary.
10817 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10818 distinction.
10819 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10820 parameters. Change all callers.
10821 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10822 symbol distinction. Use SHN_XINDEX when needed.
10823 (Symbol_table::write_section_symbol): Add symtab_xindex
10824 parameter. Change all callers.
10825 (Symbol_table::sized_write_section_symbol): Likewise. Use
10826 SHN_XINDEX when needed.
10827 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10828 declarations.
10829 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10830 (Symbol::is_defined): Check is_ordinary.
10831 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10832 (Symbol::is_absolute, Symbol::is_common): Likewise.
10833 (class Sized_symbol): Update declarations.
10834 (class Symbol_table): Update declarations.
10835 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10836 parameters. Change all callers.
10837 (Sized_symbol::override): Likewise.
10838 (Symbol_table::override): Likewise.
10839 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10840 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10841 is_ordinary, and orig_st_shndx parameters. Change all callers.
10842 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10843 to be in an ordinary section.
10844 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10845 object and is_ordinary parameters. Change all callers.
10846 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10847 Change all callers. Don't add undefined or non-ordinary symbols
10848 to reloc_map_.
10849 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10850 Change all callers.
10851 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10852 declarations.
10853 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10854 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10855 (Sized_relobj::relocate_sections): Likewise.
10856 * target-reloc.h (scan_relocs): Adjust section symbol index.
10857 (scan_relocatable_relocs): Likewise.
10858 * i386.cc (Scan::local): Check for ordinary symbols.
10859 * sparc.cc (Scan::local): Likewise.
10860 * x86_64.cc (Scan::local): Likewise.
10861 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10862 to symbol_section_and_value.
10863 * testsuite/many_sections_test.cc: New file.
10864 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10865 (check_PROGRAMS): Add many_sections_test.
10866 (many_sections_test_SOURCES): Define.
10867 (many_sections_test_DEPENDENCIES): Define.
10868 (many_sections_test_LDFLAGS): Define.
10869 (BUILT_SOURCES): Add many_sections_define.h.
10870 (many_sections_define.h): New target.
10871 (BUILT_SOURCES): Add many_sections_check.h.
10872 (many_sections_check.h): New target.
10873 (check_PROGRAMS): Add many_sections_r_test.
10874 (many_sections_r_test_SOURCES): Define.
10875 (many_sections_r_test_DEPENDENCIES): Define.
10876 (many_sections_r_test_LDFLAGS): Define.
10877 (many_sections_r_test_LDADD): Define.
10878 (many_sections_r_test.o): New target.
10879 * testsuite/Makefile.in: Rebuild.
10880
c5818ff1
CC		 108812008-04-17 Cary Coutant <ccoutant@google.com>
10882
10883 * errors.cc (Errors::info): New function.
10884 (gold_info): New function.
10885 * errors.h (Errors::info): New function.
10886 * gold.h (gold_info): New function.
10887 * object.cc (Input_objects::add_object): Print trace output.
10888 * options.cc (options::parse_set): New function.
10889 (General_options::parse_wrap): Deleted.
10890 (General_options::General_options): Deleted initializer.
10891 * options.h (options::String_set): New typedef.
10892 (options::parse_set): New function.
10893 (DEFINE_set): New macro.
10894 (General_options::wrap): Changed to use DEFINE_set. Changed
10895 callers of any_wrap_symbols and is_wrap_symbol.
10896 (General_options::trace, General_options::trace_symbol):
10897 New options.
10898 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10899 (General_options::wrap_symbols_): Deleted.
10900 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10901
b5be4a7c
DM		 109022008-04-17 David S. Miller <davem@davemloft.net>
10903
10904 * options.cc (General_options::parse_V): New function.
10905 * options.h: Add entries for -V and -Qy.
10906
155a0dd7
ILT		 109072008-04-17 Ian Lance Taylor <iant@google.com>
10908
10909 * common.cc (Symbol_table::allocate_commons): Remove options
10910 parameter. Change caller.
10911 (Symbol_table::do_allocate_commons): Remove options parameter.
10912 Change caller. Just call do_allocate_commons_list twice.
10913 (Symbol_table::do_allocate_commons_list): New function, broken out
10914 of do_allocate_commons.
10915 * common.h (class Allocate_commons_task): Remove options_ field.
10916 Update constructor.
10917 * symtab.cc (Symbol_table::Symbol_table): Initialize
10918 tls_commons_.
10919 (Symbol_table::add_from_object): Put TLS common symbols on
10920 tls_commons_ list.
10921 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10922 which are IN_OUTPUT_DATA.
10923 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10924 allocate_commons and do_allocate_commons declarations. Declare
10925 do_allocate_commons_list.
10926 * gold.cc (queue_middle_tasks): Update creation of
10927 Allocate_commons_task to not pass options.
10928 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10929 (TLS_TEST_C_FLAGS): New variable.
10930 (tls_test_c_pic.o): New target.
10931 (tls_test_shared.so): Link in tls_test_c_pic.o.
10932 (tls_test_c_pic_ie.o): New target.
10933 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10934 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10935 (tls_test_c.o): New target.
10936 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10937 (tls_pic_test_LDADD): Likewise.
10938 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10939 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10940 (tls_test_c_gnu2.o): New target.
10941 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10942 tls_test_c_gnu2.o.
10943 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10944 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10945 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10946 * testsuite/tls_test.cc: Include "config.h".
10947 (t_last): Call t11_last.
10948 * testsuite/tls_test.h (t11, t11_last): Declare.
10949 * testsuite/tls_test_c.c: New file.
10950 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10951 * configure.ac: Check for OpenMP support.
10952 * configure, config.in, Makefile.in: Rebuild.
10953 * testsuite/Makefile.in: Rebuild.
10954
edfbb029
CC		 109552008-04-16 Cary Coutant <ccoutant@google.com>
10956
10957 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10958 (Target_i386::tls_base_symbol_defined_): New field.
10959 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10960 (Target_i386::Scan::global): Likewise.
10961 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10962 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10963 (Target_x86_64::tls_base_symbol_defined_): New field.
10964 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10965 (Target_x86_64::Scan::global): Likewise.
10966
f3c69fca
CC		 109672008-04-16 Cary Coutant <ccoutant@google.com>
10968
10969 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10970 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10971 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10972 building shared libraries.
10973 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10974 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10975 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10976 * testsuite/Makefile.in: Rebuild.
10977 * testsuite/weak_undef.h: New file.
10978 * testsuite/weak_undef_file1.cc: Add extra test cases.
10979 * testsuite/weak_undef_file2.cc: Likewise.
10980 * testsuite/weak_undef_test.cc: Likewise.
10981
7c414435
DM		 109822008-04-16 David S. Miller <davem@davemloft.net>
10983
32b769e1
DM		 10984 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10985 Add issued_non_pic_error_ field. Declare check_non_pic.
10986 (Target_sparc::Scan::check_non_pic): New function.
10987 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10988 (Target_sparc::Scan::global): Likewise.
10989
11936fb1
DM		 10990 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10991 * configure: Rebuild.
10992
7c414435
DM		 10993 * options.h (DEFINE_enable): New macro.
10994 (new_dtags): New enable option.
10995 (initfirst, interpose, loadfltr, nodefaultlib,
10996 nodelete, nodlopen, nodump): New -z options.
10997 * layout.cc (Layout:finish_dynamic_section): If new
10998 dtags enabled, emit DT_RUNPATH. Also, emit a
10999 DT_FLAGS_1 containing any specified -z flags.
11000
85c7bf8b
ILT		 110012008-04-16 Ian Lance Taylor <iant@google.com>
11002
12c0daef
ILT		 11003 * copy-relocs.cc: New file.
11004 * copy-relocs.h: New file.
11005 * reloc.cc: Remove Copy_relocs code.
11006 * reloc.h: Likewise.
11007 * reloc-types.h (struct Reloc_types) [both versions]: Add
11008 get_reloc_addend_noerror.
11009 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11010 variants of add_global which take an addend which must be zero.
11011 * i386.cc: Include "copy-relocs.h".
11012 (class Target_i386): Change type of copy_relocs_ to variable,
11013 update initializer.
11014 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11015 Change all callers.
11016 (Target_i386::do_finalize_sections): Change handling of
11017 copy_relocs_.
11018 * sparc.cc: Include "copy-relocs.h".
11019 (class Target_sparc): Change type of copy_relocs_ to variable,
11020 update initializer.
11021 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11022 Change all callers.
11023 (Target_sparc::do_finalize_sections): Change handling of
11024 copy_relocs_.
11025 * x86_64.cc: Include "copy-relocs.h".
11026 (class Target_x86_64): Change type of copy_relocs_ to variable,
11027 update initializer.
11028 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11029 class. Change all callers.
11030 (Target_x86_64::do_finalize_sections): Change handling of
11031 copy_relocs_.
11032 * Makefile.am (CCFILES): Add copy-relocs.cc.
11033 (HFILES): Add copy-relocs.h.
11034
4f4995b6
ILT		 11035 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11036
85c7bf8b
ILT		 11037 * testsuite/script_test_4.sh: Permit leading zeroes.
11038
4f2a9edd
ILT		 110392008-04-15 Ian Lance Taylor <iant@google.com>
11040
e6188289
ILT		 11041 * script-sections.cc (Script_sections::create_segments): Use
11042 header_size_adjustment even when there is enough room for the
11043 headers.
11044 * testsuite/script_test_4.sh: New file.
11045 * testsuite/script_test_4.t: New file.
11046 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11047 (check_DATA): Add script_test_4.stdout.
11048 (MOSTLYCLEANFILES): Likewise.
11049 (script_test_4): New target.
11050 (script_test_4.stdout): New target.
11051 * testsuite/Makefile.in: Rebuild.
11052
4f2a9edd
ILT		 11053 * sparc.cc: Add definitions for Output_data_plt_sparc class
11054 constants.
11055
f5314dd5
DM		 110562008-04-14 David S. Miller <davem@davemloft.net>
11057
11058 * sparc.cc: New file.
11059 * Makefile.am (TARGETSOURCES): Add sparc.cc
11060 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11061 * configure.tgt: Document targ_extra_size and
11062 targ_extra_big_endian. Add entries for sparc-* and
11063 sparc64-*.
11064 * configure.ac: Handle targ_extra_size and
11065 targ_extra_big_endian.
11066 * Makefile.in: Rebuild.
11067 * configure: Likewise.
11068 * po/POTFILES.in: Likewise.
11069 * po/gold.pot: Likewise.
11070
154e0e9a
ILT		 110712008-04-14 Ian Lance Taylor <iant@google.com>
11072
11073 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11074 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11075 in the name/type/flags to section mapping. Don't call
11076 allocate_output_section.
11077 (Layout::choose_output_section): Change parameter from adjust_name
11078 to is_input_section. Don't permit input sections after sections
11079 are attached to segments. Don't call allocate_output_section.
11080 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11081 not write_enable_output_section.
11082 (Layout::make_output_section): Don't push to
11083 unattached_section_list_ nor call attach_to_segment. Call
11084 attach_section_to_segment if sections are attached.
11085 (Layout::attach_sections_to_segments): New function.
11086 (Layout::attach_section_to_segment): New function.
11087 (Layout::attach_allocated_section_to_segment): Rename from
11088 attach_to_segment. Remove flags parameter.
11089 (Layout::allocate_output_section): Remove function.
11090 (Layout::write_enable_output_section): Remove function.
11091 * layout.h (class Layout): Update for above changes. Add new
11092 field sections_are_attached_.
11093 * output.h (Output_section::update_flags_for_input_section): New
11094 function.
11095 * output.cc (Output_section::add_input_section): Call
11096 update_flags_for_input_section.
11097 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11098
009a67a2
CC		 110992008-04-11 Cary Coutant <ccoutant@google.com>
11100
11101 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11102 thought unnecessary.
11103 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11104
759b1a24
ILT		 111052008-04-11 Ian Lance Taylor <iant@google.com>
11106
11107 * output.h (class Output_section_data): Remove inline definition
11108 of set_addralign.
11109 * output.cc (Output_section_data::set_addralign): New function.
11110
c2b45e22
CC		 111112008-04-11 Cary Coutant <ccoutant@google.com>
11112
11113 Add support for TLS descriptors for i386 and x86_64.
11114 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11115 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11116 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11117 GOT_TYPE_TLS_DESC.
11118 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11119 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11120 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11121 relocations.
11122 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11123 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11124 Fix problem with initial-exec relocations.
11125 (Target_i386::Relocate::relocate_tls): Likewise.
11126 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11127 relaxation.
11128 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11129 support for section-plus-offset dynamic table entries.
11130 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11131 (Output_data_dynamic::Dynamic_entry): Add support for
11132 section-plus-offset dynamic table entries.
11133 (Output_data_dynamic::Classification): Likewise.
11134 (Output_data_dynamic::classification_): Renamed offset_.
11135 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11136 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11137 (Target_x86_64::make_plt_section): New function.
11138 (Target_x86_64::reserve_tlsdesc_entries): New function.
11139 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11140 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11141 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11142 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11143 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11144 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11145 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11146 add extra PLT entry for TLS descriptors.
11147 (Output_data_plt_x86_64::got_): New field.
11148 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11149 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11150 fields.
11151 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11152 descriptors.
11153 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11154 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11155 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11156 R_386_TLS_DESC_CALL relocations.
11157 (Target_x86_64::Scan::global): Likewise.
11158 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11159 for TLS descriptors.
11160 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11161 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11162 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11163 GD-to-IE relaxation.
11164 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11165 and TLS_DESCRIPTORS.
11166 * Makefile.in: Rebuild.
11167 * configure: Rebuild.
11168 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11169 (tls_test_shared2.so): New target.
11170 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11171 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11172 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11173 (tls_shared_gd_to_ie_test_LDADD): New variable.
11174 (tls_shared_gnu2_gd_to_ie_test): New target.
11175 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11176 New targets.
11177 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11178 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11179 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11180 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11181 (tls_shared_gnu2_test): New target.
11182 (tls_test_gnu2_shared.so): New target.
11183 (tls_shared_gnu2_test_SOURCES): New variable.
11184 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11185 (tls_shared_gnu2_test_LDFLAGS): New variable.
11186 (tls_shared_gnu2_test_LDADD): New variable.
11187 * testsuite/Makefile.in: Rebuild.
11188 * testsuite/Makefile.
11189
83bfb6b7
ILT		 111902008-04-11 Ian Lance Taylor <iant@google.com>
11191
11192 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11193 justsyms.t.
11194 * testsuite/Makefile.in: Rebuild.
11195
11196 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11197 long.
11198 * testsuite/script_test_2.cc (main): Adjust test.
11199
706e1f5e
ILT		 112002008-04-11 David S. Miller <davem@davemloft.net>
11201 Ian Lance Taylor <iant@google.com>
11202
11203 * options.h (General_options): Add entries for '-Y' and
11204 '-relax'.
11205 * options.cc (General_options:finalize): If -Y was used, add those
11206 entries to the library path instead of the default "/lib" and
11207 "/usr/lib".
11208
7c98e6bb
DM		 112092008-04-11 David S. Miller <davem@davemloft.net>
11210
11211 * testsuite/justsyms.t: Start at 0x100.
11212 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11213 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11214 long.
11215 * testsuite/script_test_2.cc: Adjust string and section length
11216 checks.
7c98e6bb 11217
99a37bfd
ILT		 112182008-04-09 Ian Lance Taylor <iant@google.com>
11219
2cefc357
ILT		 11220 PR gold/5996
11221 * script-sections.cc (Sections_element::allocate_to_segment): Add
11222 orphan parameter.
11223 (Output_section_definition::allocate_to_segment): Likewise.
11224 (Orphan_output_section::allocate_to_segment): Likewise.
11225 (Script_sections::attach_sections_using_phdrs_clause): Don't
11226 propagate non-PT_LOAD segments to orphan sections.
11227 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11228 readelf rather than objdump.
11229 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11230 .interp section and PT_INTERP segment are the same size.
11231 * testsuite/Makefile.in: Rebuild.
11232
99a37bfd
ILT		 11233 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11234 aliases for symbols defined in the same object.
11235 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11236 (weak_alias_test_SOURCES): New variable.
11237 (weak_alias_test_DEPENDENCIES): New variable.
11238 (weak_alias_test_LDFLAGS): New variable.
11239 (weak_alias_test_LDADD): New variable.
11240 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11241 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11242 (weak_alias_test_3.o): New target.
11243 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11244 * testsuite/weak_alias_test_main.cc: New file.
11245 * testsuite/weak_alias_test_1.cc: New file.
11246 * testsuite/weak_alias_test_2.cc: New file.
11247 * testsuite/weak_alias_test_3.cc: New file.
11248
780e49c5
ILT		 112492008-04-08 Ian Lance Taylor <iant@google.com>
11250
cdb0b8f5
ILT		 11251 * options.h (class General_options): Add --noinhibit-exec option.
11252 * main.cc (main): Check --noinhibit-exec.
11253
0864d551
ILT		 11254 * options.h (class General_options): Define --wrap as a special
11255 option. Add wrap_symbols_ field.
11256 (General_options::any_wrap_symbols): New function.
11257 (General_options::is_wrap_symbol): New function.
11258 * options.cc (General_options::parse_wrap): New function.
11259 (General_options::General_options): Initialize wrap_symbols_.
11260 * symtab.cc (Symbol_table::wrap_symbol): New function.
11261 (Symbol_table::add_from_object): Handle --wrap.
11262 * symtab.h (class Symbol_table): Declare wrap_symbol.
11263 * target.h (Target::wrap_char): New function.
11264 (Target::Target_info): Add wrap_char field.
11265 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11266 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11267 * testsuite/testfile.cc (Target_test::test_target_info):
11268 Likewise.
11269
789aa6de
ILT		 11270 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11271 there is one.
11272
2c38906f
ILT		 11273 * layout.h (class Layout): Add added_eh_frame_data_ field.
11274 * layout.cc (Layout::Layout): Initialize new field.
11275 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11276 output section until we find a section we merged successfully.
11277 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11278 that the size be non-zero.
11279
780e49c5
ILT		 11280 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11281 qualifier.
11282
7fcd0256
ILT		 112832008-04-08 Craig Silverstein <csilvers@google.com>
11284
11285 * configure.ac: Export new conditional variable HAVE_ZLIB.
11286 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11287 on HAVE_ZLIB.
11288 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11289 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11290
6835af53
ILT		 112912008-04-07 Ian Lance Taylor <iant@google.com>
11292
e24f324c
ILT		 11293 * version.cc (version_string): Set to "1.5".
11294
a036edd8
ILT		 11295 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11296 Add issued_non_pic_error_ field. Declare check_non_pic.
11297 (Target_x86_64::Scan::check_non_pic): New function.
11298 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11299 (Target_x86_64::Scan::global): Likewise.
11300
624f8810
ILT		 11301 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11302 addend parameter. Change caller. Handle merge sections.
11303 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11304 Address to Addend. Don't add in the result of
11305 local_section_offset, pass down the addend and use the returned
11306 value.
11307 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11308 Update declarations of local_section_offset and symbol_value.
11309 * testsuite/two_file_test_1.cc (t18): New function.
11310 * testsuite/two_file_test_2.cc (f18): New function.
11311 * testsuite/two_file_test_main.cc (main): Call t18.
11312 * testsuite/two_file_test.h (t18, f18): Declare.
11313
6835af53
ILT		 11314 * configure.ac: Don't test for objdump, c++filt, or readelf.
11315 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11316 conditionals.
11317 (TEST_READELF): New variable.
11318 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11319 (check_PROGRAMS): Add two_file_strip_test.
11320 (two_file_strip_test): New target.
11321 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11322 (two_file_same_shared_strip_test_SOURCES): New variable.
11323 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11324 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11325 (two_file_same_shared_strip_test_LDADD): New variable.
11326 (two_file_shared_strip.so): New target.
11327 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11328 (ver_test_5.syms, ver_test_7.syms): Likewise.
11329 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11330 (strip_test_3.stdout): Use TEST_OBJDUMP.
11331 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11332
86925eef
CC		 113332008-04-04 Cary Coutant <ccoutant@google.com>
11334
11335 * symtab.h (Symbol::is_weak_undefined): New function.
11336 (Symbol::is_strong_undefined): New function.
11337 (Symbol::is_absolute): New function.
11338 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11339 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11340 absolute symbols.
11341 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11342 (weak_undef_test): New target.
11343 * testsuite/Makefile.in: Rebuild.
11344 * testsuite/weak_undef_file1.cc: New file.
11345 * testsuite/weak_undef_file2.cc: New file.
11346 * testsuite/weak_undef_test.cc: New file.
11347
126f3ece
ILT		 113482008-04-03 Craig Silverstein <csilvers@google.com>
11349
11350 * compressed_output.h (class Output_compressed_section): Use
11351 unsigned buffer.
11352 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11353 add zlib header.
11354 (zlib_compressed_suffix): Removed.
11355 (Output_compressed_section::set_final_data_size): Use unsigned
11356 buffers.
11357 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11358 Fix linker invocation.
11359 (flagstest_o_specialfile_and_compress_debug_sections):
11360 Likewise.
11361 * testsuite/Makefile.in: Regenerated.
11362
deae2a14
DM		 113632008-04-02 David S. Miller <davem@davemloft.net>
11364
11365 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11366 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11367
70752818
ILT		 113682008-04-02 Craig Silverstein <csilvers@google.com>
11369
11370 * TODO: New file.
11371
39d0cb0e
ILT		 113722008-04-02 Ian Lance Taylor <iant@google.com>
11373
11374 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11375 parameters. Update for new key type to views_. Change all
11376 callers.
11377 (File_read::read): Adjust for byteshift in returned view.
11378 (File_read::add_view): New function, broken out of
11379 find_and_make_view.
11380 (File_read::make_view): New function, broken out of
11381 find_and_make_view.
11382 (File_read::find_or_make_view): Add offset and aligned
11383 parameters. Rewrite accordingly. Change all callers.
11384 (File_read::get_view): Add offset and aligned parameters. Adjust
11385 for byteshift in return value.
11386 (File_read::get_lasting_view): Likewise.
11387 * fileread.h (class File_read): Update declarations.
11388 (class File_read::View): Add byteshift_ field. Add byteshift to
11389 constructor. Add byteshift method.
11390 * archive.h (Archive::clear_uncached_views): New function.
11391 (Archive::get_view): Add aligned parameter. Change all callers.
11392 * object.h (Object::get_view): Add aligned parameter. Change all
11393 callers.
11394 (Object::get_lasting_view): Likewise.
11395
11396 * fileread.cc (File_read::release): Don't call clear_views if
11397 there are multiple objects.
11398 * fileread.h (File_read::clear_uncached_views): New function.
11399 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11400 on the archive.
11401
a1207466
CC		 114022008-03-31 Cary Coutant <ccoutant@google.com>
11403
11404 Add thin archive support.
11405 * archive.cc (Archive::armagt): New const.
11406 (Archive::setup): Remove task parameter and calls to unlock.
11407 (Archive::unlock_nested_archives): New function.
11408 (Archive::read_header): Add nested_off parameter. Change
11409 all callers.
11410 (Archive::interpret_header): Likewise.
11411 (Archive::include_all_members): Change to handle thin
11412 archives.
11413 (Archive::include_member): Likewise.
11414 * archive.h (Archive::Archive): Add new parameters and
11415 initializers.
11416 (Archive::armagt): New const.
11417 (Archive::setup): Remove task parameter.
11418 (Archive::unlock_nested_archives): New function.
11419 (Archive::read_header): Add nested_off parameter.
11420 (Archive::interpret_header): Likewise.
11421 (Archive::Nested_archive_table): New typedef.
11422 (Archive::is_thin_archive_): New field.
11423 (Archive::nested_archives_): New field.
11424 (Archive::options_): New field.
11425 (Archive::dirpath_): New field.
11426 (Archive::task_): New field.
11427 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11428 for thin archives. Pass additional parameters to
11429 Archive::Archive. Unlock the archive file after calling
11430 Archive::setup.
cd536b21 11431
479f6503
ILT		 114322008-03-29 Ian Lance Taylor <iant@google.com>
11433
686c8caf
ILT		 11434 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11435 version symbol to be local.
11436 * testsuite/ver_test_4.sh: New file.
11437 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11438 (check_DATA): Add ver_test_4.syms.
11439 (ver_test_4.syms): New target.
11440 * testsuite/Makefile.in: Rebuild.
11441
ab794b6b
ILT		 11442 * output.cc
11443 (Output_section::Input_section_sort_entry::has_priority): New
11444 function.
11445 (Output_section::Input_section_sort_entry::match_file_name): New
11446 function.
11447 (Output_section::Input_section_sort_entry::match_section_name):
11448 Remove.
11449 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11450 Remove.
11451 (Output_section::Input_section_sort_entry::match_section_file):
11452 Remove.
11453 (Output_section::Input_section_sort_compare::operator()): Rewrite
11454 using new Input_section_sort_entry functions. Sort crtbegin and
11455 crtend first. Sort sections with no priority before sections with
11456 a priority.
11457 * testsuite/initpri1.c (d3): Check j != 4.
11458 (cd5): New constructor/destructor function.
11459 (main): Check j != 2.
11460
479f6503
ILT		 11461 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11462 new symbol when resolving, don't call set_is_default.
11463 * testsuite/ver_test_7.cc: New file.
11464 * testsuite/ver_test_7.sh: New file.
11465 * testsuite/Makefile.am (ver_test_7.so): New target.
11466 (ver_test_7.o): New target.
11467 (check_SCRIPTS): Add ver_test_7.sh.
11468 (check_DATA): Add ver_test_7.syms.
11469 (ver_test_7.syms): New target.
11470
2fd32231
ILT		 114712008-03-28 Ian Lance Taylor <iant@google.com>
11472
11473 * layout.cc (Layout::layout): If we see an input section with a
11474 name that needs sorting, set the must_sort flag for the output
11475 section.
11476 (Layout::make_output_section): If the name of the output section
11477 indicates that it might require sorting, set the may_sort flag.
11478 * output.h (Output_section::may_sort_attached_input_sections): New
11479 function.
11480 (Output_section::set_may_sort_attached_input_sections): New
11481 function.
11482 (Output_section::must_sort_attached_input_sections): New
11483 function.
11484 (Output_section::set_must_sort_attached_input_sections): New
11485 function.
11486 (class Output_section): Declare Input_section_sort_entry. Define
11487 Input_section_sort_compare. Declare
11488 sort_attached_input_sections. Add new fields:
11489 may_sort_attached_input_sections_,
11490 must_sort_attached_input_sections_,
11491 attached_input_sections_are_sorted_.
11492 * output.cc (Output_section::Output_section): Initialize new
11493 fields.
11494 (Output_section::add_input_section): Add an entry to
11495 input_sections_ if may_sort or must_sort are true.
11496 (Output_section::set_final_data_size): Call
11497 sort_attached_input_sections if necessary.
11498 (Output_section::Input_section_sort_entry): Define new class.
11499 (Output_section::Input_section_sort_compare::operator()): New
11500 function.
11501 (Output_section::sort_attached_input_sections): New function.
11502 * configure.ac: Check whether the compiler supports constructor
11503 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11504 * testsuite/initpri1.c: New file.
11505 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11506 CONSTRUCTOR_PRIORITY.
11507 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11508 (initpri1_LDFLAGS): New variable.
11509 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11510
18e6b24e
ILT		 115112008-03-27 Ian Lance Taylor <iant@google.com>
11512
49bdd526
ILT		 11513 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11514 * testsuite/common_test_1.c: New file.
11515 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11516 (common_test_1_SOURCES): New variable.
11517 (common_test_1_DEPENDENCIES): New variable.
11518 (common_test_1_LDFLAGS): New variable.
11519
18e6b24e
ILT		 11520 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11521 and commons_ correctly when NAME/VERSION does not override
11522 NAME/NULL.
11523 * testsuite/ver_test_6.c: New file.
11524 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11525 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11526 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11527
04bf7072
ILT		 115282008-03-26 Ian Lance Taylor <iant@google.com>
11529
5871526f
ILT		 11530 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11531 of an undefined symbol from a version script.
11532 * testsuite/Makefile.am (ver_test_5.so): New target.
11533 (ver_test_5.o): New target.
11534 (check_SCRIPTS): Add ver_test_5.sh.
11535 (check_DATA): Add ver_test_5.syms.
11536 (ver_test_5.syms): New target.
11537 * testsuite/ver_test_5.cc: New file.
11538 * testsuite/ver_test_5.script: New file.
11539 * testsuite/ver_test_5.sh: New file.
11540 * Makefile.in, testsuite/Makefile.in: Rebuild.
11541
04bf7072
ILT		 11542 PR gold/5986
11543 Fix problems building gold with gcc 4.3.0.
11544 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11545 (gold_error_at_location, gold_warning_at_location): Use it.
11546 * configure.ac: Check whether we can compile and use a template
11547 function with a printf attribute.
11548 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11549 when jumping over bytes.
11550 * object.cc: Instantiate Object::read_section_data.
11551 * debug.h: Include <cstring>
11552 * dwarf_reader.cc: Include <algorithm>
11553 * main.cc: Include <cstring>.
11554 * options.cc: Include <cstring>.
11555 * output.cc: Include <cstring>.
11556 * script.cc: Include <cstring>.
11557 * script.h: Include <string>.
11558 * symtab.cc: Include <cstring> and <algorithm>.
11559 * target-select.cc: Include <cstring>.
11560 * version.cc: Include <string>.
11561 * testsuite/testmain.cc: Include <cstdlib>.
11562 * configure, config.in: Rebuild.
11563
874c5b28
ILT		 115642008-03-25 Ian Lance Taylor <iant@google.com>
11565
819d6c3a
ILT		 11566 * options.cc: Include "../bfd/bfdver.h".
11567 (options::help): Print bug reporting address.
11568
f4b2c6f5
ILT		 11569 * version.cc (print_version): Adjust output for current value of
11570 BFD_VERSION_STRING.
11571
11572 * NEWS: New file.
11573
e96caa79
ILT		 11574 * options.cc (options::help): Print list of supported targets.
11575 * target-select.h: Include <vector>.
11576 (class Target_selector): Make machine_, size_, and is_big_endian_
11577 fields const. Add bfd_name_ and instantiated_target_ fields.
11578 (Target_selector::Target_selector): Add bfd_name parameter.
11579 (Target_selector::recognize): Make non-virtual, call
11580 do_recognize.
11581 (Target_selector::recognize_by_name): Make non-virtual, call
11582 do_recognize_by_name.
11583 (Target_selector::supported_names): New function.
11584 (Target_selector::bfd_name): New function.
11585 (Target_selector::do_instantiate_target): New pure virtual
11586 function.
11587 (Target_selector::do_recognize): New virtual function.
11588 (Target_selector::do_recognize_by_name): New virtual function.
11589 (Target_selector::instantiate_target): New private function.
11590 (supported_target_names): Declare.
11591 * target-select.cc (Target_selector::Target_selector): Update for
11592 new parameter and fields.
11593 (select_target_by_name): Check that the name matches before
11594 calling recognize_by_name.
11595 (supported_target_names): New function.
11596 * i386.cc (class Target_selector_i386): Update Target_selector
11597 constructor call. Remove recognize and recognize_by_name. Add
11598 do_instantiate_target.
11599 * x86_64.cc (class Target_selector_x86_64): Likewise.
11600 * testsuite/testfile.cc (class Target_selector_test): Update for
11601 changes to Target_selector.
11602
874c5b28
ILT		 11603 * README: Rewrite, with some notes on unsupported features.
11604
0a65a3a7
CC		 116052008-03-24 Cary Coutant <ccoutant@google.com>
11606
11607 * i386.cc (Target_i386::Got_type): New enum declaration.
11608 (Target_i386::Scan::local): Updated callers of Output_data_got
11609 member functions.
11610 (Target_i386::Scan::global): Likewise.
11611 (Target_i386::Relocate::relocate): Likewise.
11612 (Target_i386::Relocate::relocate_tls): Likewise.
11613 * object.h (Got_offset_list): New class.
11614 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11615 (Sized_relobj::local_got_offset): Likewise.
11616 (Sized_relobj::set_local_got_offset): Likewise.
11617 (Sized_relobj::local_has_tls_got_offset): Removed.
11618 (Sized_relobj::local_tls_got_offset): Removed.
11619 (Sized_relobj::set_local_tls_got_offset): Removed.
11620 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11621 * output.cc (Output_data_got::add_global): Added got_type parameter.
11622 (Output_data_got::add_global_with_rel): Likewise.
11623 (Output_data_got::add_global_with_rela): Likewise.
11624 (Output_data_got::add_global_pair_with_rel): New function.
11625 (Output_data_got::add_global_pair_with_rela): New function.
11626 (Output_data_got::add_local): Added got_type parameter.
11627 (Output_data_got::add_local_with_rel): Likewise.
11628 (Output_data_got::add_local_with_rela): Likewise.
11629 (Output_data_got::add_local_pair_with_rel): New function.
11630 (Output_data_got::add_local_pair_with_rela): New function.
11631 (Output_data_got::add_global_tls): Removed.
11632 (Output_data_got::add_global_tls_with_rel): Removed.
11633 (Output_data_got::add_global_tls_with_rela): Removed.
11634 (Output_data_got::add_local_tls): Removed.
11635 (Output_data_got::add_local_tls_with_rel): Removed.
11636 (Output_data_got::add_local_tls_with_rela): Removed.
11637 * output.h (Output_data_got::add_global): Added got_type parameter.
11638 (Output_data_got::add_global_with_rel): Likewise.
11639 (Output_data_got::add_global_with_rela): Likewise.
11640 (Output_data_got::add_global_pair_with_rel): New function.
11641 (Output_data_got::add_global_pair_with_rela): New function.
11642 (Output_data_got::add_local): Added got_type parameter.
11643 (Output_data_got::add_local_with_rel): Likewise.
11644 (Output_data_got::add_local_with_rela): Likewise.
11645 (Output_data_got::add_local_pair_with_rel): New function.
11646 (Output_data_got::add_local_pair_with_rela): New function.
11647 (Output_data_got::add_global_tls): Removed.
11648 (Output_data_got::add_global_tls_with_rel): Removed.
11649 (Output_data_got::add_global_tls_with_rela): Removed.
11650 (Output_data_got::add_local_tls): Removed.
11651 (Output_data_got::add_local_tls_with_rel): Removed.
11652 (Output_data_got::add_local_tls_with_rela): Removed.
11653 * resolve.cc (Symbol::override_base_with_special): Removed
11654 reference to has_got_offset_ field.
11655 * symtab.cc (Symbol::init_fields): Replaced initialization
11656 of got_offset_ with got_offsets_. Removed initialization
11657 of has_got_offset_
53fcba31 11658 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11659 (Symbol::got_offset): Likewise.
11660 (Symbol::set_got_offset): Likewise.
11661 (Symbol::has_tls_got_offset): Removed.
11662 (Symbol::tls_got_offset): Removed.
11663 (Symbol::set_tls_got_offset): Removed.
11664 (Symbol::got_offset_): Removed.
11665 (Symbol::tls_mod_got_offset_): Removed.
11666 (Symbol::tls_pair_got_offset_): Removed.
11667 (Symbol::got_offsets_): New field.
11668 (Symbol::has_got_offset): Removed.
11669 (Symbol::has_tls_mod_got_offset): Removed.
11670 (Symbol::has_tls_pair_got_offset): Removed.
11671 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11672 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11673 member functions.
11674 (Target_x86_64::Scan::global): Likewise.
11675 (Target_x86_64::Relocate::relocate): Likewise.
11676 (Target_x86_64::Relocate::relocate_tls): Likewise.
11677
bd52eafb
BE		 116782008-03-25 Ben Elliston <bje@au.ibm.com>
11679
11680 * yyscript.y: Fix spelling error in comment.
11681
8b105e34
ILT		 116822008-03-24 Ian Lance Taylor <iant@google.com>
11683
8ed814a9
ILT		 11684 * options.h (class General_options): Define build_id option.
11685 * layout.h (class Layout): Declare write_build_id, create_note,
11686 create_build_id. Add build_id_note_ member.
11687 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11688 "libiberty.h", "md5.h", "sha1.h".
11689 (Layout::Layout): Initialize eh_frame_data_,
11690 eh_frame_hdr_section_, and build_id_note_.
11691 (Layout::finalize): Call create_build_id.
11692 (Layout::create_note): New function, broken out of
11693 Layout::create_gold_note.
11694 (Layout::create_gold_note): Call create_note.
11695 (Layout::create_build_id): New function.
11696 (Layout::write_build_id): New function.
11697 (Close_task_runner::run): Call write_build_id.
11698
8b105e34
ILT		 11699 * x86_64.cc: Correct license to GPLv3.
11700
086a1841
ILT		 117012008-03-23 Ian Lance Taylor <iant@google.com>
11702
11703 * options.cc: Include "demangle.h".
11704 (parse_optional_string): New function.
11705 (parse_long_option): Handle takes_optional_argument.
11706 (parse_short_option): Update dash_z initializer. Handle
11707 takes_optional_argument.
11708 (General_options::General_options): Initialize do_demangle_.
11709 (General_options::finalize): Set do_demangle_. Handle demangling
11710 style.
11711 * options.h (parse_optional_string): Declare.
11712 (struct One_option): Add optional_arg field. Update constructor.
11713 Update call constructor calls. Add takes_optional_argument
11714 function.
11715 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11716 (DEFINE_optional_string): Define.
11717 (General_options::demangle): Change from DEFINE_bool to
11718 DEFINE_optional_string.
11719 (General_options::no_demangle): New function.
11720 (General_options::do_demangle): New function.
11721 (General_options::set_do_demangle): New function.
11722 (General_options::execstack_status_): Move definition to end of
11723 class definition.
11724 (General_options::static_): Likewise.
11725 (General_options::do_demangle_): New field.
11726 * object.cc (big_endian>::get_symbol_location_info): Call
11727 Options::do_demangle, not Options::demangle.
11728 * symtab.cc (demangle): Likewise.
11729
cbb93e63
ILT		 117302008-03-22 Ian Lance Taylor <iant@google.com>
11731
11732 * gold.h: Include <cstddef> and <sys/types.h>
11733 * options.h: Include <cstring>.
11734
ec531623
ILT		 117352008-03-21 Ian Lance Taylor <iant@google.com>
11736
11737 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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