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07aa62f2
ILT		 12011-07-12 Ian Lance Taylor <iant@google.com>
2
3 PR gold/12980
4 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
5 GLOB_DAT relocation rather than a RELATIVE relocation for a
6 protected symbol when creating a shared library.
7 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
8 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
9 * testsuite/protected_main_1.cc (main): Test that protected
10 function has same address.
11
e2153196
ILT		 122011-07-11 Ian Lance Taylor <iant@google.com>
13
14 PR gold/12979
15 * options.h (class General_options): Add -Bgroup.
16 * options.cc (General_options::finalize): If -Bgroup is set,
17 default to --unresolved-symbols=report-all.
18 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
19 * target-reloc.h (issue_undefined_symbol_error): Handle
20 --unresolved-symbols=report-all.
21
6daf5215
ILT		 222011-07-08 Ian Lance Taylor <iant@google.com>
23
24 PR gold/11985
25 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
26 if linker script discards key sections.
27 (Layout::create_dynamic_symtab): Likewise.
28 (Layout::assign_local_dynsym_offsets): Likewise.
29 (Layout::sized_create_version_sections): Likewise.
30 (Layout::create_interp): Likewise.
31 (Layout::finish_dynamic_section): Likewise.
32 (Layout::set_dynamic_symbol_size): Likewise.
33
beabb2c6
ILT		 342011-07-08 Ian Lance Taylor <iant@google.com>
35
36 PR gold/12386
37 * options.h (class General_options): Add --unresolved-symbols.
38 * target-reloc.h (issue_undefined_symbol_error): Check
39 --unresolved-symbols. Add comments.
40
9c16daf1
ILT		 412011-07-08 Ian Lance Taylor <iant@google.com>
42
43 * testsuite/odr_violation2.cc (Ordering::operator()): Make
44 expression more complex.
45
191f1a2d
ILT		 462011-07-08 Ian Lance Taylor <iant@google.com>
47
48 PR gold/11317
49 * target-reloc.h (issue_undefined_symbol_error): New inline
50 function, broken out of relocate_section.
51 (relocate_section): Call issue_undefined_symbol_error.
52 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
53 there is no TLS segment if we are about to issue an undefined
54 symbol error.
55 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
56
62855347
ILT		 572011-07-08 Ian Lance Taylor <iant@google.com>
58
59 PR gold/12279
60 * resolve.cc (Symbol_table::should_override): Add fromtype
61 parameter. Change all callers. Give error when linking together
62 TLS and non-TLS symbol.
63 (Symbol_table::should_override_with_special): Add fromtype
64 parameter. Change all callers.
65 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
66 there is no TLS segment if we have reported some errors.
67 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
68
67181c72
ILT		 692011-07-08 Ian Lance Taylor <iant@google.com>
70
71 PR gold/12372
72 * target.h (Target::plt_address_for_global): New function.
73 (Target::plt_address_for_local): New function.
74 (Target::plt_section_for_global): Remove.
75 (Target::plt_section_for_local): Remove.
76 (Target::do_plt_address_for_global): New virtual function.
77 (Target::do_plt_address_for_local): New virtual function.
78 (Target::do_plt_section_for_global): Remove.
79 (Target::do_plt_section_for_local): Remove.
80 (Target::register_global_plt_entry): Add Symbol_table and Layout
81 parameters.
82 * output.cc (Output_data_got::Got_entry::write): Use
83 plt_address_for_global and plt_address_for_local.
84 * layout.cc (Layout::add_target_dynamic_tags): Use size and
85 address of output section.
86 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
87 got_irelative_, and irelative_count_ fields. Update
88 declarations.
89 (Output_data_plt_i386::has_irelative_section): New function.
90 (Output_data_plt_i386::entry_count): Add irelative_count_.
91 (Output_data_plt_i386::set_final_data_size): Likewise.
92 (class Target_i386): Add got_irelative_ and rel_irelative_
93 fields. Update declarations.
94 (Target_i386::Target_i386): Initialize new fields.
95 (Target_i386::do_plt_address_for_global): New function replacing
96 do_plt_section_for_global.
97 (Target_i386::do_plt_address_for_local): New function replacing
98 do_plt_section_for_local.
99 (Target_i386::got_section): Create got_irelative_.
100 (Target_i386::rel_irelative_section): New function.
101 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
102 fields. Don't define __rel_iplt_{start,end}.
103 (Output_data_plt_i386::add_entry): Add symtab and layout
104 parameters. Change all callers. Use different PLT and GOT for
105 IFUNC symbols.
106 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
107 layout parameters. Change all callers. Use different PLT and
108 GOT.
109 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
110 (Output_data_plt_i386::rel_irelative): New function.
111 (Output_data_plt_i386::address_for_global): New function.
112 (Output_data_plt_i386::address_for_local): New function.
113 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
114 IRELATIVE GOT when changing IFUNC GOT entries.
115 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
116 reloc.
117 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
118 if we didn't create an IRELATIVE GOT.
119 (Target_i386::Relocate::relocate): Use plt_address_for_global and
120 plt_address_for_local.
121 (Target_i386::do_dynsym_value): Use plt_address_for_global.
122 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
123 got_irelative_, and irelative_count_ fields. Update
124 declarations.
125 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
126 Initialize new fields. Remove symtab parameter. Change all
127 callers.
128 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
129 irelative_count_.
130 (Output_data_plt_x86_64::has_irelative_section): New function.
131 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
132 (class Target_x86_64): Add got_irelative_ and rel_irelative_
133 fields. Update declarations.
134 (Target_x86_64::Target_x86_64): Initialize new fields.
135 (Target_x86_64::do_plt_address_for_global): New function replacing
136 do_plt_section_for_global.
137 (Target_x86_64::do_plt_address_for_local): New function replacing
138 do_plt_section_for_local.
139 (Target_x86_64::got_section): Create got_irelative_.
140 (Target_x86_64::rela_irelative_section): New function.
141 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
142 all callers. Don't create __rel_iplt_{start,end}.
143 (Output_data_plt_x86_64::add_entry): Add symtab and layout
144 parameters. Change all callers. Use different PLT and GOT for
145 IFUNC symbols.
146 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
147 layout parameters. Change all callers. Use different PLT and
148 GOT.
149 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
150 parameters. Change all callers. Use different PLT and GOT for
151 IFUNC symbols.
152 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
153 (Output_data_plt_x86_64::rela_irelative): New function.
154 (Output_data_plt_x86_64::address_for_global): New function.
155 (Output_data_plt_x86_64::address_for_local): New function.
156 (Output_data_plt_x86_64::set_final_data_size): Likewise.
157 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
158 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
159 (Target_x86_64::register_global_plt_entry): Add symtab and layout
160 parameters.
161 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
162 reloc.
163 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
164 symbols if we didn't create an IRELATIVE GOT.
165 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
166 plt_address_for_local.
167 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
168 * testsuite/ifuncvar1.c: New test file.
169 * testsuite/ifuncvar2.c: New test file.
170 * testsuite/ifuncvar3.c: New test file.
171 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
172 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
173 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
174 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
175 * testsuite/Makefile.in: Rebuild.
176
33c15b45
CC		 1772011-07-07 Cary Coutant <ccoutant@google.com>
178
179 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
180 (two_file_test_1_ndebug.o): Likewise.
181 (two_file_test_1b_ndebug.o): Likewise.
182 (two_file_test_2_ndebug.o): Likewise.
183 (two_file_test_main_ndebug.o): Likewise.
184 (incremental_test_2): Link with no-debug versions.
185
f48b5fb7
CC		 1862011-07-06 Cary Coutant <ccoutant@google.com>
187
188 * gold/incremental.cc
189 (Output_section_incremental_inputs::write_info_blocks): Check for
190 hidden and internal symbols.
191
221597a5
CC		 1922011-07-06 Cary Coutant <ccoutant@google.com>
193
194 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
195 Check disposition for startup file.
196 (Incremental_inputs::report_command_line): Ignore
197 --incremental-startup-unchanged option.
198 * options.cc (General_options::parse_incremental_startup_unchanged):
199 New function.
200 (General_options::General_options): Initialize new data member.
201 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
202 (General_options): Add --incremental-startup-unchanged option.
203 (General_options::incremental_startup_disposition): New function.
204 (General_options::incremental_startup_disposition_): New data member.
205
e24719f6
CC		 2062011-07-06 Cary Coutant <ccoutant@google.com>
207
208 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
209 input file index to Script_info ctor.
210 (Sized_incremental_binary::do_file_has_changed): Find the
211 command-line argument for files named in scripts.
212 * incremental.h (Script_info::Script_info): New ctor
213 with input file index.
214 (Script_info::input_file_index): New function.
215 (Script_info::input_file_index_): New data member.
216 (Incremental_binary::get_library): Add const.
217 (Incremental_binary::get_script_info): Add const.
218 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
219 * testsuite/Makefile.am (incremental_test_5): New test case.
220 (incremental_test_6): New test case.
221 * testsuite/Makefile.in: Regenerate.
222
8f7c81e8
CC		 2232011-07-06 Cary Coutant <ccoutant@google.com>
224
225 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
226 debug output when command lines differ.
227
9fbd3822
CC		 2282011-07-06 Cary Coutant <ccoutant@google.com>
229
230 * incremental.cc (Incremental_inputs::report_command_line): Ignore
231 --incremental-patch option.
232 * layout.cc (Free_list::allocate): Extend allocation beyond original
233 end if enabled.
234 (Layout::make_output_section): Mark sections that should get
235 patch space.
236 * options.cc (parse_percent): New function.
237 * options.h (parse_percent): New function.
238 (DEFINE_percent): New macro.
239 (General_options): Add --incremental-patch option.
240 * output.cc (Output_section::Output_section): Initialize new data
241 members.
242 (Output_section::add_input_section): Print section name when out
243 of patch space.
244 (Output_section::add_output_section_data): Likewise.
245 (Output_section::set_final_data_size): Add patch space when
246 doing --incremental-full.
247 (Output_section::do_reset_address_and_file_offset): Remove patch
248 space.
249 (Output_segment::set_section_list_addresses): Print debug output
250 only if --incremental-update.
251 * output.h (Output_section::set_is_patch_space_allowed): New function.
252 (Output_section::is_patch_space_allowed_): New data member.
253 (Output_section::patch_space_): New data member.
254 * parameters.cc (Parameters::incremental_full): New function.
255 * parameters.h (Parameters::incremental_full): New function
256 * testsuite/Makefile.am (incremental_test_2): Add test for
257 --incremental-patch option.
258 * testsuite/Makefile.in: Regenerate.
259 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
260 (t18): Remove function body.
261
f6cccc2c
DK		 2622011-07-05 Doug Kwan <dougkwan@google.com>
263
264 PR gold/12771
265 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
266 Arm_Address type for relocation result.
267 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
268 overflow check.
269 (Arm_relocate_functions::abs32): Use unaligned access.
270 (Arm_relocate_functions::rel32): Ditto.
271 (Arm_relocate_functions::prel31): Ditto.
272 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
273 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
274 static data relocations.
275 * testsuite/Makefile.in: Regnerate.
276 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
277
28a13fec
ILT		 2782011-07-05 Ian Lance Taylor <iant@google.com>
279
280 PR gold/12392
281 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
282 symbols if necessary.
283 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
284
24d47b34
ILT		 2852011-07-05 Ian Lance Taylor <iant@google.com>
286
287 PR gold/12952
288 * resolve.cc (Symbol::override_base_with_special): Simply override
289 version with special symbol version, ignoring previous version.
290
41f9cbbe
ILT		 2912011-07-05 Ian Lance Taylor <iant@google.com>
292
293 * object.cc (Sized_relobj_file::include_section_group): Add
294 information to comment about signature location.
295
886288f1
ILT		 2962011-07-02 Ian Lance Taylor <iant@google.com>
297
298 PR gold/12957
299 * options.h (class General_options): Add -f and -F.
300 * options.cc (General_options::finalize): Fatal error if -f/-F
301 are used without -shared.
302 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
303
ae3a6d4f
ILT		 3042011-07-02 Ian Lance Taylor <iant@google.com>
305
306 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
307
21131061
ILT		 3082011-07-01 Ian Lance Taylor <iant@google.com>
309
310 PR gold/12525
311 PR gold/12952
312 * resolve.cc (Symbol::override_base_with_special): Don't override
313 the version if the overriding symbol has a different name.
314 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
315 all callers. If we give an error about an undefined version,
316 define the base version if necessary.
317 * dynobj.h (class Versions): Update declaration.
318 * testsuite/weak_alias_test_5.cc: New file.
319 * testsuite/weak_alias_test.script: New file.
320 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
321 and versioned_alias have the right value, and call t2.
322 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
323 weak_alias_test_5.so.
324 (weak_alias_test_LDADD): Likewise.
325 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
326 * testsuite/Makefile.in: Rebuild.
327
611062c0
ILT		 3282011-07-01 Ian Lance Taylor <iant@google.com>
329
330 PR gold/12525
331 * options.h (class General_options): Support -z notext.
332 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
333 -Wl,-z,notext.
334 (two_file_shared_nonpic.so): Likewise.
335 (two_file_shared_mixed.so): Likewise.
336 (two_file_shared_mixed_1.so): Likewise.
337 (weak_undef_lib_nonpic.so): Likewise.
338 (alt/weak_undef_lib_nonpic.so): Likewise.
339 (tls_test_shared_nonpic.so): Likewise.
340 * testsuite/Makefile.in: Rebuild.
341
328c7c2f
ILT		 3422011-07-01 Ian Lance Taylor <iant@google.com>
343
344 PR gold/12525
345 * configure.ac: Test whether static linking works, setting
346 the automake conditional HAVE_STATIC.
347 * testsuite/Makefile.am: Disable tests using -static if
348 HAVE_STATIC is not true.
349 * configure, testsuite/Makefile.in: Rebuild.
350
02d7cd44
ILT		 3512011-07-01 Ian Lance Taylor <iant@google.com>
352
353 PR gold/12525
354 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
355 Assert if we see DW_EH_PE_indirect.
356 * target.h (Target::ehframe_datarel_base): New function.
357 (Target::do_ehframe_datarel_base): New target function.
358 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
359 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
360 function.
361
07a60597
ILT		 3622011-07-01 Ian Lance Taylor <iant@google.com>
363
364 PR gold/12571
365 * options.h (class General_options): Add
366 --ld-generated-unwind-info.
367 * ehframe.cc (Fde::write): Add address parameter. Change all
368 callers. If associated with PLT, fill in address and size.
369 (Cie::set_output_offset): Only add merge mapping if there is an
370 object.
371 (Cie::write): Add address parameter. Change all callers.
372 (Eh_frame::add_ehframe_for_plt): New function.
373 * ehframe.h (class Fde): Update declarations. Move shndx_ and
374 input_offset_ fields into union u_, with new plt field.
375 (Fde::Fde): Adjust for new union field.
376 (Fde::Fde) [Output_data version]: New constructor.
377 (Fde::add_mapping): Only add merge mapping if there is an object.
378 (class Cie): Update declarations.
379 (class Eh_frame): Declare add_ehframe_for_plt.
380 * layout.cc (Layout::layout_eh_frame): Break out code into
381 make_eh_frame_section, and call it.
382 (Layout::make_eh_frame_section): New function.
383 (Layout::add_eh_frame_for_plt): New function.
384 * layout.h (class Layout): Update declarations.
385 * merge.cc (Merge_map::add_mapping): Add assertion.
386 * i386.cc: Include "dwarf.h".
387 (class Output_data_plt_i386): Make first_plt_entry,
388 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
389 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
390 and plt_eh_frame_fde.
391 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
392 boundary. Call add_eh_frame_for_plt if appropriate.
393 * x86_64.cc: Include "dwarf.h".
394 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
395 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
396 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
397 and plt_eh_frame_fde.
398 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
399 appropriate.
400
14788a3f
ILT		 4012011-06-29 Ian Lance Taylor <iant@google.com>
402
403 PR gold/12629
404 * object.cc (Sized_relobj_file::layout_section): Change shdr
405 parameter to be const.
406 (Sized_relobj_file::layout_eh_frame_section): New function, broken
407 out of do_layout.
408 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
409 appropriate. Call layout_eh_frame_section.
410 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
411 sections.
412 * object.h (class Sized_relobj_file): Update declarations.
413
6c21fce1
ILT		 4142011-06-29 Ian Lance Taylor <iant@google.com>
415
37e41b03 416 PR gold/12652
6c21fce1
ILT		 417 * script.cc (Token::integer_value): Accept trailing M/m/K/k
418 modifier.
419 (Lex::gather_token): Accept trailing M/m/K/k for integers.
420
4d5e4e62
ILT		 4212011-06-29 Ian Lance Taylor <iant@google.com>
422
423 PR gold/12675
424 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
425 SHT_X86_64_UNWIND.
426 * layout.cc (Layout::layout_eh_frame): Likewise.
427
886f533a
ILT		 4282011-06-29 Ian Lance Taylor <iant@google.com>
429
430 PR gold/12695
431 * layout.cc (Layout::symtab_section_shndx): New function.
432 * layout.h (class Layout): Declare symtab_section_shndx.
433 * output.cc (Output_section::write_header): Call it.
434
f3ae1b28
ILT		 4352011-06-29 Ian Lance Taylor <iant@google.com>
436
437 PR gold/12818
438 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
439 symbols which are not used in a relocation.
440
aecf301f
ILT		 4412011-06-28 Ian Lance Taylor <iant@google.com>
442
443 PR gold/12898
444 * layout.cc (Layout::segment_precedes): Don't crash if a linker
445 script create indistinguishable segments.
446 (Layout::set_segment_offsets): Use stable_sort when sorting
447 segments. Pass this to Compare_segments constructor.
448 * layout.h (class Layout): Make segment_precedes non-static.
449 (class Compare_segments): Change from struct to class. Add
450 layout_ field. Add constructor.
451 * script-sections.cc
452 (Script_sections::attach_sections_using_phdrs_clause): Rename
453 local orphan to is_orphan. Don't report failure to put empty
454 section in segment. On attachment failure, report name of
455 section, and attach to first PT_LOAD segment.
456
03ef7571
ILT		 4572011-06-28 Ian Lance Taylor <iant@google.com>
458
459 PR gold/12934
460 * target-select.cc (Target_selector::Target_selector): Add
461 emulation parameter. Change all callers.
462 (select_target_by_bfd_name): Rename from select_target_by_name.
463 Change all callers.
464 (select_target_by_emulation): New function.
465 (supported_emulation_names): New function.
466 * target-select.h (class Target_selector): Add emulation_ field.
467 Update declarations.
468 (Target_selector::recognize_by_bfd_name): Rename from
469 recognize_by_name. Change all callers.
470 (Target_selector::supported_bfd_names): Rename from
471 supported_names. Change all callers.
472 (Target_selector::recognize_by_emulation): New function.
473 (Target_selector::supported_emulations): New function.
474 (Target_selector::emulation): New function.
475 (Target_selector::do_recognize_by_bfd_name): Rename from
476 do_recognize_by_name. Change all callers.
477 (Target_selector::do_supported_bfd_names): Rename from
478 do_supported_names. Change all callers.
479 (Target_selector::do_recognize_by_emulation): New function.
480 (Target_selector::do_supported_emulations): New function.
481 (select_target_by_bfd_name): Change name in declaration.
482 (select_target_by_emulation): Declare.
483 (supported_emulation_names): Declare.
484 * parameters.cc (parameters_force_valid_target): Try to find
485 target based on emulation from -m option.
486 * options.h (class General_options): Change doc string for -m.
487 * options.cc (help): Print emulations.
488 (General_options::parse_V): Likewise.
489 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
490 Add emulation parameter. Change all callers.
491
200b2bb9
ILT		 4922011-06-28 Ian Lance Taylor <iant@google.com>
493
494 * target.h (class Target): Add osabi_ field.
495 (Target::osabi): New function.
496 (Target::set_osabi): New function.
497 (Target::Target): Initialize osabi_.
498 (Target::do_adjust_elf_header): Make pure virtual.
499 (Sized_target::do_adjust_elf_header): Declare.
500 * target.cc (Sized_target::do_adjust_elf_header): New function.
501 (class Sized_target): Instantiate all versions.
502 * freebsd.h (class Target_freebsd): Remove.
503 (Target_selector_freebsd::do_recognize): Call set_osabi on
504 Target.
505 (Target_selector_freebsd::do_recognize_by_name): Likewise.
506 (Target_selector_freebsd::set_osabi): Remove.
507 * i386.cc (class Target_i386): Inherit from Sized_target rather
508 than Target_freebsd.
509 * x86_64.cc (class Target_x86_64): Likewise.
510
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ILT		 5112011-06-28 Ian Lance Taylor <iant@google.com>
512
513 * target.h (Target::can_check_for_function_pointers): Rewrite.
514 Make non-virtual.
515 (Target::can_icf_inline_merge_sections): Likewise.
516 (Target::section_may_have_icf_unsafe_poineters): Likewise.
517 (Target::Target_info): Add can_icf_inline_merge_sections field.
518 (Target::do_can_check_for_function_pointers): New virtual
519 function.
520 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
521 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
522 from can_check_for_function_pointers, move in file.
523 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
524 section_may_have_icf_unsafe_poineters, move in file.
525 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
526 * i386.cc (Target_i386::do_can_check_for_function_pointers):
527 Rename from can_check_for_function_pointers, move in file.
528 (Target_i386::can_icf_inline_merge_sections): Remove.
529 (Target_i386::i386_info): Initialize
530 can_icf_inline_merge_sections.
531 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
532 Initialize can_icf_inline_merge_sections.
533 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
534 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
535 Rename from can_check_for_function_pointers, move in file.
536 (Target_x86_64::can_icf_inline_merge_sections): Remove.
537 (Target_x86_64::x86_64_info): Initialize
538 can_icf_inline_merge_sections.
539 * testsuite/testfile.cc (Target_test::test_target_info):
540 Likewise.
541 * icf.cc (get_section_contents): Correct formatting.
542
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ILT		 5432011-06-27 Ian Lance Taylor <iant@google.com>
544
545 * symtab.cc (Symbol::versioned_name): New function.
546 (Symbol_table::add_to_final_symtab): Use versioned_name when
547 appropriate.
548 (Symbol_table::sized_write_symbol): Likewise.
549 * symtab.h (class Symbol): Declare versioned_name.
550 * stringpool.h (class Stringpool_template): Add variant of add
551 which takes a std::basic_string.
552 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
553 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
554 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
555 (ver_test_12.o): New target.
556 * testsuite/Makefile.in: Rebuild.
557
57eb9b50
DK		 5582011-06-27 Doug Kwan <dougkwan@google.com>
559
560 * arm.cc (Arm_relocate_functions::thm_jump8,
561 Arm_relocate_functions::thm_jump11): Use a wider signed
562 type to compute offset.
563 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
564 arm_thm_jump8.
565 * testsuite/Makefile.in: Regenerate.
566 * testsuite/arm_branch_in_range.sh: Check test results of
567 arm_thm_jump11 and arm_thm_jump8.
568 * testsuite/arm_thm_jump11.s: New test source file.
569 * testsuite/arm_thm_jump11.t: New linker script.
570 * testsuite/arm_thm_jump8.s: New test source file.
571 * testsuite/arm_thm_jump8.t: New linker script.
572
487b39df
ILT		 5732011-06-24 Ian Lance Taylor <iant@google.com>
574
575 * layout.cc: Include "object.h".
576 (ctors_sections_in_init_array): New static variable.
577 (Layout::is_ctors_in_init_array): New function.
578 (Layout::layout): Add entry to ctors_sections_in_init_array if
579 appropriate.
580 * layout.h (class Layout): Declare is_ctors_in_init_array.
581 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
582 is_ctors_reverse_view is set.
583 (Sized_relobj_file::write_sections): Add layout parameter. Change
584 all callers. Set is_ctors_reverse_view field of View_size.
585 (Sized_relobj_file::reverse_words): New function.
586 * object.h (Sized_relobj_file::View_size): Add
587 is_ctors_reverse_view field.
588 (class Sized_relobj_file): Update declarations.
589 * testsuite/initpri3.c: New test.
590 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
591 initpri3b.
592 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
593 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
594 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
595 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
596 * testsuite/Makefile.in: Rebuild.
597
472076e4
CC		 5982011-06-24 Cary Coutant <ccoutant@google.com>
599
600 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
601 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
602 (debug_msg_cdebug.err): New targets.
603 * testsuite/Makefile.in: Regenerate.
604 * testsuite/debug_msg.sh: Check output of link with compressed debug.
605 Fix checks for link with shared library.
606
a60af0db
DK		 6072011-06-24 Doug Kwan <dougkwan@google.com>
608
609 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
610 skip empty text sections.
611 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
612
5393d741
ILT		 6132011-06-22 Ian Lance Taylor <iant@google.com>
614
615 PR gold/12910
616 * options.h (class General_options): Add --ctors-in-init-array.
617 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
618 friends as SHT_PROGBITS for merging sections.
619 (Layout::layout): Remove special handling of .init_array and
620 friends. Don't sort if doing relocatable link. Sort for .ctors
621 and .dtors if ctors_in_init_array.
622 (Layout::make_output_section): Force correct section types for
623 .init_array and friends. Don't sort if doing relocatable link,
624 Don't sort .ctors and .dtors if ctors_in_init_array.
625 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
626 (Layout::output_section_name): Add relobj parameter. Change all
627 callers. Handle .ctors. and .dtors. in code rather than table.
628 Handle .ctors and .dtors if ctors_in_init_array.
629 (Layout::match_file_name): New function, moved from output.cc.
630 * layout.h (class Layout): Update declarations.
631 * output.cc: Include "layout.h".
632 (Input_section_sort_entry::get_priority): New function.
633 (Input_section_sort_entry::match_file_name): Just call
634 Layout::match_file_name.
635 (Output_section::Input_section_sort_init_fini_compare::operator()):
636 Handle .ctors and .dtors. Sort by explicit priority rather than
637 by name.
638 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
639 * testsuite/initpri2.c: New test.
640 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
641 (check_PROGRAMS): Add initpri2.
642 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
643 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
644 * configure, testsuite/Makefile.in: Rebuild.
645
e1f74f98
ILT		 6462011-06-19 Ian Lance Taylor <iant@google.com>
647
648 PR gold/12880
649 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
650 .interp section to a PT_INTERP segment even if we have seen a
651 --dynamic-linker option. Don't do it if we have seen a PHDRS
652 clause in a linker script.
653 (Layout::finalize): Don't create a .interp section if we've
654 already create a PT_INTERP segment.
655 (Layout::create_interp): Always call choose_output_section (revert
656 patch of 2011-06-17). Don't create PT_INTERP segment.
657 * script-sections.cc
658 (Script_sections::create_note_and_tls_segments): Add a .interp
659 section to a PT_INTERP segment even if we have seen a
660 --dynamic-linker option.
661
766f91bb
ILT		 6622011-06-18 Ian Lance Taylor <iant@google.com>
663
664 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
665 merely because a non-PT_LOAD segment has a dynamic reloc.
666
0d212c3a
ILT		 6672011-06-18 Ian Lance Taylor <iant@google.com>
668
669 * layout.cc (Layout::finish_dynamic_section): Don't create
670 DT_FLAGS entry if not needed.
671
911a5072
ILT		 6722011-06-18 Ian Lance Taylor <iant@google.com>
673
674 PR gold/12745
675 * layout.cc (Layout::layout_eh_frame): Correct handling of
676 writable .eh_frame section.
677
534b4e5f
ILT		 6782011-06-17 Ian Lance Taylor <iant@google.com>
679
680 PR gold/12893
681 * resolve.cc (Symbol_table::resolve): Don't give an error if a
682 symbol is redefined with the exact same object and value.
683
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ILT		 6842011-06-17 Ian Lance Taylor <iant@google.com>
685
686 PR gold/12880
687 * layout.h (class Layout): Add interp_segment_ field.
688 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
689 (Layout::attach_allocated_section_to_segment): If making shared
690 library, put .interp section in PT_INTERP segment.
691 (Layout::finalize): Also call create_interp if -dynamic-linker
692 option was used.
693 (Layout::create_interp): Assert that there is no PT_INTERP
694 segment. If not using a SECTIONS clause, use make_output_section.
695 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
696 * script-sections.cc
697 (Script_sections::create_note_and_tls_segments): If making shared
698 library, put .interp section in PT_INTERP segment.
699
a29b0dad
ILT		 7002011-06-17 Ian Lance Taylor <iant@google.com>
701
e588ea8d
ILT		 702 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
703 when making a shared library.
704
7052011-06-17 Ian Lance Taylor <iant@google.com>
706
707 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
708 parameter. Change all callers. Don't issue warning about PC32
709 against locally defined symbol.
a29b0dad 710
9d3b0698
ILT		 7112011-06-16 Ian Lance Taylor <iant@google.com>
712
713 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
714 occurs in same object.
715
85b0f90c
AM		 7162011-06-14 Alan Modra <amodra@gmail.com>
717
718 * po/POTFILES.in: Regenerate.
719
a94907d9
ILT		 7202011-06-09 Ian Lance Taylor <iant@google.com>
721
722 * script-sections.cc
723 (Orphan_output_section::set_section_addresses): For a relocatable
724 link set address to 0.
725
4fb3a1c3
CC		 7262011-06-09 Cary Coutant <ccoutant@google.com>
727
728 PR gold/12804
729 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
730 used with --compress-debug-sections.
731 * gold/object.cc (Sized_relobj_file::do_layout): Report
732 uncompressed size of compressed input sections.
733
61220854
CC		 7342011-06-08 Cary Coutant <ccoutant@google.com>
735
736 PR gold/12804
737 * testsuite/two_file_test_2_v1.cc: Change initialization of
738 v2 to keep it in .data.
739
e6455dfb
CC		 7402011-06-07 Cary Coutant <ccoutant@google.com>
741
742 * common.cc (Symbol_table::do_allocate_commons_list): Call
743 gold_fallback.
744 * errors.cc (Errors::fatal): Adjust call to gold_exit.
745 (Errors::fallback): New function.
746 (gold_fallback): New function.
747 * errors.h (Errors::fallback): New function.
748 * gold.cc (gold_exit): Change status parameter to enum; adjust
749 all callers.
750 (queue_initial_tasks): Call gold_fallback.
751 * gold.h: Include cstdlib.
752 (Exit_status): New enum type.
753 (gold_exit): Change status parameter to enum.
754 (gold_fallback): New function.
755 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
756 (Layout::create_symtab_sections): Likewise.
757 (Layout::create_shdrs): Likewise.
758 * main.cc (main): Adjust call to gold_exit.
759 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
760 (Output_data_got::add_got_entry_pair): Likewise.
761 (Output_section::add_input_section): Likewise.
762 (Output_section::add_output_section_data): Likewise.
763 (Output_segment::set_section_list_addresses): Likewise.
764 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
765
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CC		 7662011-06-07 Cary Coutant <ccoutant@google.com>
767
768 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
769 for incremental links.
770 * output.cc (Output_segment::set_section_list_addresses): Remove
771 FIXME and test for TLS or BSS.
772
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CC		 7732011-06-07 Cary Coutant <ccoutant@google.com>
774
775 * testsuite/Makefile.am: Add incremental_copy_test,
776 incremental_common_test_1.
777 * testsuite/Makefile.in: Regenerate.
778 * testsuite/common_test_1_v1.c: New source file.
779 * testsuite/common_test_1_v2.c: New source file.
780 * testsuite/copy_test_v1.cc: New source file.
781
5146f448
CC		 7822011-06-07 Cary Coutant <ccoutant@google.com>
783
784 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
785 update, allocate common from bss section's free list.
786 * incremental-dump.cc (dump_incremental_inputs): Print flag for
787 linker-defined symbols.
788 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
789 Skip GOT and PLT entries that are no longer referenced.
790 (Output_section_incremental_inputs::write_info_blocks): Mark
791 linker-defined symbols.
792 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
793 * output.cc (Output_section::allocate): New function.
794 * output.h (Output_section::allocate): New function.
795 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
796 linker-defined symbols.
797 (Symbol::override_base_with_special): Copy is_predefined_ flag.
798 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
799 (Symbol::init_base_output_data): Likewise.
800 (Symbol::init_base_output_segment): Likewise.
801 (Symbol::init_base_constant): Likewise.
802 (Sized_symbol::init_output_data): Likewise.
803 (Sized_symbol::init_output_segment): Likewise.
804 (Sized_symbol::init_constant): Likewise.
805 (Symbol_table::do_define_in_output_data): Likewise.
806 (Symbol_table::do_define_in_output_segment): Likewise.
807 (Symbol_table::do_define_as_constant): Likewise.
808 * symtab.h (Symbol::is_predefined): New function.
809 (Symbol::init_base_output_data): Add is_predefined parameter.
810 (Symbol::init_base_output_segment): Likewise.
811 (Symbol::init_base_constant): Likewise.
812 (Symbol::is_predefined_): New data member.
813 (Sized_symbol::init_output_data): Add is_predefined parameter.
814 (Sized_symbol::init_output_segment): Likewise.
815 (Sized_symbol::init_constant): Likewise.
816 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
817
26d3c67d
CC		 8182011-06-07 Cary Coutant <ccoutant@google.com>
819
820 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
821 instead of emit_copy_reloc.
822 (Copy_relocs::emit_copy_reloc): Refactor.
823 (Copy_relocs::make_copy_reloc): New function.
824 (Copy_relocs::add_copy_reloc): Remove.
825 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
826 section.
827 (Copy_relocs::make_copy_reloc): New function.
828 (Copy_relocs::add_copy_reloc): Remove.
829 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
830 unchanged input files.
831 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
832 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
833 Reserve BSS space for COPY relocations.
834 (Sized_incremental_binary::do_emit_copy_relocs): New function.
835 (Output_section_incremental_inputs::write_info_blocks): Record
836 whether a symbol is copied from a shared object.
837 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
838 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
839 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
840 (Incremental_input_entry_reader::get_output_symbol_index): Add
841 is_copy parameter.
842 (Incremental_binary::emit_copy_relocs): New function.
843 (Incremental_binary::do_emit_copy_relocs): New function.
844 (Sized_incremental_binary::Sized_incremental_binary): Initialize
845 new data member.
846 (Sized_incremental_binary::add_copy_reloc): New function.
847 (Sized_incremental_binary::do_emit_copy_relocs): New function.
848 (Sized_incremental_binary::Copy_reloc): New struct.
849 (Sized_incremental_binary::Copy_relocs): New typedef.
850 (Sized_incremental_binary::copy_relocs_): New data member.
851 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
852 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
853 * target.h (Sized_target::emit_copy_reloc): New function.
854 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
855
7cdb37d9
CC		 8562011-06-02 Cary Coutant <ccoutant@google.com>
857
858 PR gold/12163
859 * gold/archive.cc (Archive::Archive): Initialize new data member.
860 (Archive::include_all_members): Return if archive has already been
861 included.
862 * gold/archive.h (Archive::include_all_members_): New data member.
863
cc643b88
NC		 8642011-06-02 Nick Clifton <nickc@redhat.com>
865
866 * dynobj.h: Fix spelling mistake in comment.
867 * output.cc: Likewise.
868
f62a3ca7
DK		 8692011-05-31 Doug Kwan <dougkwan@google.com>
870 Asier Llano
871
872 PR gold/12826
cc643b88 873 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 874 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
875 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
876 redundant arm_exidx_test.so.
877 * testsuite/Makefile.in: Regenerate.
878 (check_SCRIPTS): Add pr12826.sh
879 (check_DATA): Add pr12826.stdout
880 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
881 * testsuite/pr12826.sh: New file.
882 * testsuite/pr12826_1.s: Ditto.
883 * testsuite/pr12826_1.s: Ditto.
884
8dbe1edc
ILT		 8852011-05-30 Ian Lance Taylor <iant@google.com>
886
887 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
888 sections.
889
c49875be
ILT		 8902011-05-29 Ian Lance Taylor <iant@google.com>
891
892 PR gold/12804
893 * testsuite/Makefile.am: Use different file name for two_file_test
894 temporary file for each incremental test.
895 * testsuite/Makefile.in: Rebuild.
896
69d53f7a
ILT		 8972011-05-29 Ian Lance Taylor <iant@google.com>
898
899 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
900 binary input file is empty.
901
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ILT		 9022011-05-27 Ian Lance Taylor <iant@google.com>
903
904 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
905 (ver_test_9.so): Likewise.
906 * testsuite/Makefile.in: Rebuild.
907
89d8a36b
CC		 9082011-05-26 Cary Coutant <ccoutant@google.com>
909
910 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
911 * incremental.cc (Incremental_inputs::report_input_section): Fix
912 comment, indentation.
913 (Incremental_inputs::report_comdat_group): New function.
914 (Output_section_incremental_inputs::set_final_data_size): Adjust size
915 of data for incremental input file entry.
916 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
917 group count, COMDAT group signatures.
918 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
919 an unchanged input file.
920 * incremental.h (Incremental_object_entry::Incremental_object_entry):
921 Initialize new data member.
922 (Incremental_object_entry::add_comdat_group): New function.
923 (Incremental_object_entry::get_comdat_group_count): New function.
924 (Incremental_object_entry::get_comdat_signature_key): New function.
925 (Incremental_object_entry::groups_): New data member.
926 (Incremental_inputs::report_comdat_group): New function.
927 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
928 data for incremental input file entry.
929 (Incremental_input_entry_reader::get_comdat_group_count): New function.
930 (Incremental_input_entry_reader::get_input_section): Adjust size of
931 data for incremental input file entry.
932 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
933 (Incremental_input_entry_reader::get_comdat_group_signature): New
934 function.
935 * object.cc (Sized_relobj::include_section_group): Report kept
936 COMDAT groups for incremental links.
937
1706a06f
ILT		 9382011-05-24 David Meyer <pdox@google.com>
939
940 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
941 with name parameter. Add found_name parameter.
942 * fileread.cc (Input_file::find_file): Adjust code accordingly.
943 * dirsearch.h (class Dirsearch): Update declaration.
944
a10ae760
ILT		 9452011-05-24 Ian Lance Taylor <iant@google.com>
946
947 * archive.cc (Library_base::should_include_member): Pull in object
948 from archive if it defines the entry symbol.
949 * parameters.cc (Parameters::entry): New function.
950 * parameters.h (class Parameters): Declare entry.
951 * output.h (class Output_file_header): Remove entry_ field.
952 * output.cc (Output_file_header::Output_file_header): Remove entry
953 parameter. Change all callers.
954 (Output_file_header::entry): Use parameters->entry.
955 * gold.cc (queue_middle_tasks): Likewise.
956 * plugin.cc (Plugin_hook::run): Likewise.
957
aa92d6ed
CC		 9582011-05-24 Cary Coutant <ccoutant@google.com>
959
960 * gold.cc (queue_initial_tasks): Pass incremental base filename
961 to Output_file::open_base_file; don't print error message.
962 * incremental-dump.cc (main): Adjust call to
963 Output_file::open_for_modification.
964 * incremental-dump.cc (main): Likewise.
965 * incremental.cc (Incremental_inputs::report_command_line):
966 Ignore --incremental-base option when comparing command lines.
967 Ignore parameter when given as separate argument.
968 * options.h (class General_options): Add --incremental-base.
969 * output.cc (Output_file::Output_file):
970 (Output_file::open_base_file): Add base_name and writable parameters;
971 read base file into new file; print error message here.
972 (Output_file::map_no_anonymous): Add writable parameter; adjust all
973 callers.
974 * output.h (Output_file::open_for_modification): Rename to...
975 (Output_file::open_base_file): ...this; add base_name and
976 writable parameters; adjust all callers.
977 (Output_file::map_no_anonymous): Add writable parameter; adjust all
978 callers.
979 * testsuite/Makefile.am (incremental_test_4): Test
980 --incremental-base.
981 * testsuite/Makefile.in: Regenerate.
982
2eedd706
CC		 9832011-05-24 Cary Coutant <ccoutant@google.com>
984
985 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
986 incremental_test_4.
987 * testsuite/Makefile.in: Regenerate.
988 * testsuite/two_file_test_1_v1.cc: New test source file.
989 * testsuite/two_file_test_1b_v1.cc: New test source file.
990 * testsuite/two_file_test_2_v1.cc: New test source file.
991
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CC		 9922011-05-24 Cary Coutant <ccoutant@google.com>
993
994 * dynobj.h (Dynobj::do_dynobj): New function.
995 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
996 flag and soname for shared objects.
997 * incremental.cc (Incremental_inputs::report_object): Make
998 either Incremental_object_entry or Incremental_dynobj_entry; add
999 soname to string table.
1000 (Incremental_inputs::report_input_section): Add assertion.
1001 (Output_section_incremental_inputs::set_final_data_size): Adjust
1002 type of input file entry for shared libraries; adjust size of
1003 shared library info entry.
1004 (Output_section_incremental_inputs::write_input_files): Write
1005 as_needed flag for shared libraries.
1006 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1007 of input file entry for shared libraries; write soname.
1008 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1009 soname from incremental info.
1010 * incremental.h (enum Incremental_input_flags): Add
1011 INCREMENTAL_INPUT_AS_NEEDED.
1012 (Incremental_input_entry::Incremental_input_entry): Initialize new
1013 data member.
1014 (Incremental_input_entry::set_as_needed): New function.
1015 (Incremental_input_entry::as_needed): New function.
1016 (Incremental_input_entry::do_dynobj_entry): New function.
1017 (Incremental_input_entry::as_needed_): New data member.
1018 (Incremental_object_entry::Incremental_object_entry): Don't check
1019 for shared library.
1020 (Incremental_object_entry::do_type): Likewise.
1021 (class Incremental_dynobj_entry): New class.
1022 (Incremental_input_entry_reader::as_needed): New function.
1023 (Incremental_input_entry_reader::get_soname): New function.
1024 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1025 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1026 size of shared library info entry.
1027 * layout.cc (Layout::finish_dynamic_section): Don't test for
1028 incremental link when adding DT_NEEDED entries.
1029 * object.h (Object::Object): Initialize new data member.
1030 (Object::dynobj): New function.
1031 (Object::set_as_needed): New function.
1032 (Object::as_needed): New function.
1033 (Object::do_dynobj): New function.
1034 (Object::as_needed_): New data member.
1035
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CC		 10362011-05-24 Cary Coutant <ccoutant@google.com>
1037
1038 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1039 info; adjust display of GOT entries.
1040 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1041 vector of input objects; remove file_status_.
1042 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1043 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1044 got_plt reader; call target hooks to reserve GOT entries.
1045 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1046 of input file info header and GOT info entry.
1047 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1048 relocation info.
1049 (Got_plt_view_info::got_descriptor): Remove.
1050 (Got_plt_view_info::sym_index): New data member.
1051 (Got_plt_view_info::input_index): New data member.
1052 (Local_got_offset_visitor::visit): Write input file index.
1053 (Global_got_offset_visitor::visit): Write 0 for input file index.
1054 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1055 with sym_index and input_index.
1056 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1057 incremental info GOT entry; replace got_descriptor with input_index.
1058 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1059 map from input file index to object.
1060 (Sized_relobj_incr::do_layout): Replace direct data member reference
1061 with accessor function.
1062 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1063 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1064 Adjust size of input file info header.
1065 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1066 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1067 (Incremental_input_entry_reader::get_input_section): Adjust size of
1068 input file info header.
1069 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1070 of incremental info GOT entry.
1071 (Incremental_got_plt_reader::get_got_desc): Remove.
1072 (Incremental_got_plt_reader::get_got_symndx): New function.
1073 (Incremental_got_plt_reader::get_got_input_index): New function.
1074 (Sized_incremental_binary::Sized_incremental_binary): Remove
1075 file_status_; add input_objects_.
1076 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1077 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1078 (Sized_incremental_binary::file_is_unchanged): Remove.
1079 (Sized_incremental_binary::set_input_object): New function.
1080 (Sized_incremental_binary::input_object): New function.
1081 (Sized_incremental_binary::file_status_): Remove.
1082 (Sized_incremental_binary::input_objects_): New data member.
1083 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1084 references.
1085 (Sized_relobj_incr::invalid_address): Move to base class.
1086 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1087 class.
1088 (Sized_relobj_incr::do_output_section_offset): Likewise.
1089 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1090 (Sized_relobj_incr::section_offsets_): Likewise.
1091 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1092 function.
1093 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1094 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1095 with accessor function.
1096 (Sized_relobj_file::do_layout): Likewise.
1097 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1098 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1099 (Sized_relobj_file::compute_final_local_value): Replace refs to
1100 section_offsets_ with accessor function.
1101 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1102 * object.h (Relobj::Relobj): Initialize new data members.
1103 (Relobj::add_dyn_reloc): New function.
1104 (Relobj::first_dyn_reloc): New function.
1105 (Relobj::dyn_reloc_count): New function.
1106 (Relobj::first_dyn_reloc_): New data member.
1107 (Relobj::dyn_reloc_count_): New data member.
1108 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1109 references.
1110 (Sized_relobj::Address): New typedef.
1111 (Sized_relobj::invalid_address): Move here from child class.
1112 (Sized_relobj::Sized_relobj): Initialize new data members.
1113 (Sized_relobj::sized_relobj): New function.
1114 (Sized_relobj::is_output_section_offset_invalid): Move here from
1115 child class.
1116 (Sized_relobj::get_output_section_offset): Likewise.
1117 (Sized_relobj::local_has_got_offset): Likewise.
1118 (Sized_relobj::local_got_offset): Likewise.
1119 (Sized_relobj::set_local_got_offset): Likewise.
1120 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1121 (Sized_relobj::clear_got_offsets): New function.
1122 (Sized_relobj::section_offsets): Move here from child class.
1123 (Sized_relobj::do_output_section_offset): Likewise.
1124 (Sized_relobj::do_set_section_offset): Likewise.
1125 (Sized_relobj::Local_got_offsets): Likewise.
1126 (Sized_relobj::local_got_offsets_): Likewise.
1127 (Sized_relobj::section_offsets_): Likewise.
1128 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1129 references.
1130 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1131 class.
1132 (Sized_relobj_file::sized_relobj): New function
1133 (Sized_relobj_file::local_has_got_offset): Move to base class.
1134 (Sized_relobj_file::local_got_offset): Likewise.
1135 (Sized_relobj_file::set_local_got_offset): Likewise.
1136 (Sized_relobj_file::get_output_section_offset): Likewise.
1137 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1138 (Sized_relobj_file::do_output_section_offset): Likewise.
1139 (Sized_relobj_file::do_set_section_offset): Likewise.
1140 (Sized_relobj_file::Local_got_offsets): Likewise.
1141 (Sized_relobj_file::local_got_offsets_): Likewise.
1142 (Sized_relobj_file::section_offsets_): Likewise.
1143 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1144 (all constructors).
1145 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1146 (Output_reloc::get_symbol_index): Likewise.
1147 (Output_reloc::local_section_offset): Likewise.
1148 (Output_reloc::get_address): Likewise.
1149 (Output_reloc::symbol_value): Likewise.
1150 (Output_data_got::reserve_slot): Move to class definition.
1151 (Output_data_got::reserve_local): New function.
1152 (Output_data_got::reserve_slot_for_global): Remove.
1153 (Output_data_got::reserve_global): New function.
1154 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1155 (all constructors, two instantiations).
1156 (Output_reloc::get_relobj): New function (two instantiations).
1157 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1158 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1159 (Output_data_reloc::add_global): Adjust type of relobj.
1160 (Output_data_reloc::add_global_relative): Likewise.
1161 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1162 (Output_data_reloc::add_local): Likewise.
1163 (Output_data_reloc::add_local_relative): Likewise.
1164 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1165 (Output_data_reloc::add_local_section): Likewise.
1166 (Output_data_reloc::add_output_section): Likewise.
1167 (Output_data_reloc::add_absolute): Likewise.
1168 (Output_data_reloc::add_target_specific): Likewise.
1169 (Output_data_got::reserve_slot): Move definition here.
1170 (Output_data_got::reserve_local): New function.
1171 (Output_data_got::reserve_global): New function.
1172 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1173 section_offsets_ with accessor function.
1174 (Sized_relobj_file::write_sections): Likewise.
1175 (Sized_relobj_file::do_relocate_sections): Likewise.
1176 * target.h (Sized_target::reserve_local_got_entry): New function.
1177 (Sized_target::reserve_global_got_entry): New function.
1178 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1179 (Target_x86_64::reserve_global_got_entry): New function.
1180 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1181
4829d394
CC		 11822011-05-23 Cary Coutant <ccoutant@google.com>
1183
1184 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1185 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1186 bit when checking got_type.
1187 * incremental.cc (Sized_incremental_binary::setup_readers):
1188 Store symbol table and string table locations; initialize bit vector
1189 of file status flags.
1190 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1191 unchanged files.
1192 (Sized_incremental_binary::do_process_got_plt): New function.
1193 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1194 (Output_section_incremental_inputs::set_final_data_size): Record
1195 file index for each input file.
1196 (Output_section_incremental_inputs::write_got_plt): Store file index
1197 instead of input entry offset for each GOT entry.
1198 * incremental.h
1199 (Incremental_input_entry::Incremental_input_entry): Initialize new
1200 data member.
1201 (Incremental_input_entry::set_offset): Store file index.
1202 (Incremental_input_entry::get_file_index): New function.
1203 (Incremental_input_entry::file_index_): New data member.
1204 (Incremental_binary::process_got_plt): New function.
1205 (Incremental_binary::do_process_got_plt): New function.
1206 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1207 data members.
1208 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1209 (Sized_incremental_binary::set_file_is_unchanged): New function.
1210 (Sized_incremental_binary::file_is_unchanged): New function.
1211 (Sized_incremental_binary::do_process_got_plt): New function.
1212 (Sized_incremental_binary::file_status_): New data member.
1213 (Sized_incremental_binary::main_symtab_loc_): New data member.
1214 (Sized_incremental_binary::main_strtab_loc_): New data member.
1215 * output.cc (Output_data_got::Got_entry::write): Add case
1216 RESERVED_CODE.
1217 (Output_data_got::add_global): Call add_got_entry.
1218 (Output_data_got::add_global_plt): Likewise.
1219 (Output_data_got::add_global_with_rel): Likewise.
1220 (Output_data_got::add_global_with_rela): Likewise.
1221 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1222 (Output_data_got::add_global_pair_with_rela): Likewise.
1223 (Output_data_got::add_local): Call add_got_entry.
1224 (Output_data_got::add_local_plt): Likewise.
1225 (Output_data_got::add_local_with_rel): Likewise.
1226 (Output_data_got::add_local_with_rela): Likewise.
1227 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1228 (Output_data_got::add_local_pair_with_rela): Likewise.
1229 (Output_data_got::reserve_slot): New function.
1230 (Output_data_got::reserve_slot_for_global): New function.
1231 (Output_data_got::add_got_entry): New function.
1232 (Output_data_got::add_got_entry_pair): New function.
1233 (Output_section::add_output_section_data): Edit FIXME.
1234 * output.h
1235 (Output_section_data_build::Output_section_data_build): New
1236 constructor with size parameter.
1237 (Output_data_space::Output_data_space): Likewise.
1238 (Output_data_got::Output_data_got): Initialize new data member; new
1239 constructor with size parameter.
1240 (Output_data_got::add_constant): Call add_got_entry.
1241 (Output_data_got::reserve_slot): New function.
1242 (Output_data_got::reserve_slot_for_global): New function.
1243 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1244 (Output_data_got::add_got_entry): New function.
1245 (Output_data_got::add_got_entry_pair): New function.
1246 (Output_data_got::free_list_): New data member.
1247 * target.h (Sized_target::init_got_plt_for_update): New function.
1248 (Sized_target::register_global_plt_entry): New function.
1249 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1250 Initialize new data member; call init; add constructor with PLT count.
1251 (Output_data_plt_x86_64::init): New function.
1252 (Output_data_plt_x86_64::add_relocation): New function.
1253 (Output_data_plt_x86_64::reserve_slot): New function.
1254 (Output_data_plt_x86_64::free_list_): New data member.
1255 (Target_x86_64::init_got_plt_for_update): New function.
1256 (Target_x86_64::register_global_plt_entry): New function.
1257 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1258 incremental updates.
1259 (Output_data_plt_x86_64::add_relocation): New function.
1260 * testsuite/object_unittest.cc (Object_test): Set default options.
1261
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1263
1264 * options.h (class General_options): Make -i a synonym for -r.
1265
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ILT		 12662011-05-16 Ian Lance Taylor <iant@google.com>
1267
1268 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1269
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CC		 12702011-05-10 Cary Coutant <ccoutant@google.com>
1271
1272 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1273 strip_all (-s).
1274
5b7b7d6e
ILT		 12752011-05-06 Ian Lance Taylor <iant@google.com>
1276
1277 * layout.cc (Layout::layout): If the output section flags change,
1278 update the ordering.
1279
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CC		 12802011-04-25 Cary Coutant <ccoutant@google.com>
1281
1282 * incremental-dump.cc (dump_incremental_inputs): Print local
1283 symbol info for each input file.
1284 * incremental.cc
1285 (Output_section_incremental_inputs::set_final_data_size): Add local
1286 symbol info to input file entries in incremental info.
1287 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1288 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1289 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1290 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1291 implementation.
1292 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1293 (Sized_incr_relobj::do_relocate): Write the local symbols.
1294 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1295 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1296 Adjust size of input file header.
1297 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1298 (Incremental_inputs_reader::get_local_symbol_count): New function.
1299 (Incremental_inputs_reader::get_input_section): Adjust size of input
1300 file header.
1301 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1302 (Sized_incr_relobj::This): New typedef.
1303 (Sized_incr_relobj::sym_size): New const data member.
1304 (Sized_incr_relobj::Local_symbol): New struct.
1305 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1306 (Sized_incr_relobj::do_local_symbol_offset): New function.
1307 (Sized_incr_relobj::local_symbol_count_): New data member.
1308 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1309 (Sized_incr_relobj::local_symbol_index_): New data member.
1310 (Sized_incr_relobj::local_symbol_offset_): New data member.
1311 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1312 (Sized_incr_relobj::local_symbols_): New data member.
1313 * object.h (Relobj::output_local_symbol_count): New function.
1314 (Relobj::local_symbol_offset): New function.
1315 (Relobj::do_output_local_symbol_count): New function.
1316 (Relobj::do_local_symbol_offset): New function.
1317 (Sized_relobj::do_output_local_symbol_count): New function.
1318 (Sized_relobj::do_local_symbol_offset): New function.
1319
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ILT		 13202011-04-22 Vladimir Simonov <sv@sw.ru>
1321
1322 * descriptors.cc (set_close_on_exec): New function.
1323 (Descriptors::open): Use set_close_on_exec.
1324 * output.cc (S_ISLNK): Define if not defined.
1325
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CC		 13262011-04-22 Cary Coutant <ccoutant@google.com>
1327
1328 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1329 global symbol map.
1330 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1331 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1332 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1333 relocations.
1334 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1335 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1336 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1337 * incremental.h
1338 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1339 function.
1340 (Incremental_binary::apply_incremental_relocs): New function.
1341 (Incremental_binary::do_apply_incremental_relocs): New function.
1342 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1343 data member.
1344 (Sized_incremental_binary::add_global_symbol): New function.
1345 (Sized_incremental_binary::global_symbol): New function.
1346 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1347 (Sized_incremental_binary::symbol_map_): New data member.
1348 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1349 * target.h (Sized_target::apply_relocation): New function.
1350 * target-reloc.h (apply_relocation): New function.
1351 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1352
c87e4302
DK		 13532011-04-22 Doug Kwan <dougkwan@google.com>
1354
1355 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1356 flag of a SHT_ARM_EXIDX section.
1357 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1358 * testsuite/Makefile.in: Regenerate.
1359 * testsuite/arm_exidx_test.s: New file.
1360 * testsuite/arm_exidx_test.sh: Same.
1361
e7782cf6
CC		 13622011-04-20 Cary Coutant <ccoutant@google.com>
1363
1364 PR gold/12689
1365 * archive.h (Incremental_archive_entry::Archive_member):
1366 Initialize arg_serial_ (second constructor).
1367
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ILT		 13682011-04-17 Ian Lance Taylor <iant@google.com>
1369
1370 * object.cc (Relocate_info::location): Simplify location string.
1371 * errors.cc (Errors::error_at_location): Don't print program
1372 name.
1373 (Errors::warning_at_location): Likewise.
1374 (Errors::undefined_symbol): Likewise.
1375 * testsuite/debug_msg.sh: Update accordingly.
1376
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CC		 13772011-04-14 Cary Coutant <ccoutant@google.com>
1378
1379 * gold/layout.cc (Layout::symtab_section_offset): New function.
1380 * gold/layout.h (Layout::symtab_section_offset): New function.
1381 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1382
88597d34
ILT		 13832011-04-12 Ian Lance Taylor <iant@google.com>
1384
1385 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1386 with MREMAP_MAYMOVE.
1387 * output.h (class Output_file): Add map_is_allocated_ field.
1388 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1389 not available, provide stubs. If mremap is not available, #define
1390 it to gold_mremap.
1391 (MREMAP_MAYMOVE): Define if not defined.
1392 (Output_file::Output_file): Initialize map_is_allocated_.
1393 (Output_file::resize): Check map_is_allocated_.
1394 (Output_file::map_anonymous): If mmap fails, use malloc.
1395 (Output_file::unmap): Don't do anything for an anonymous map.
1396 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1397 is not available, provide stubs.
1398 (File_read::View::~View): Use free rather than delete[].
1399 (File_read::make_view): Use malloc rather than new[]. If mmap
1400 fails, use malloc.
1401 (File_read::find_or_make_view): Use malloc rather than new[].
1402 * gold.h: Remove HAVE_REMAP code.
1403 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1404 exists. Rename mremap to gold_mremap. If mmap is not available
1405 don't do anything.
1406 * configure, config.in: Rebuild.
1407
11e361bc
ILT		 14082011-04-11 Ian Lance Taylor <iant@google.com>
1409
1410 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1411 initialize local variable v.
1412
cdc29364
CC		 14132011-04-11 Cary Coutant <ccoutant@google.com>
1414
1415 * archive.cc (Archive::include_member): Adjust call to
1416 report_object.
1417 (Add_archive_symbols::run): Track argument serial numbers.
1418 (Lib_group::include_member): Likewise.
1419 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1420 * archive.h (Incremental_archive_entry::Archive_member):
1421 Initialize arg_serial_.
1422 (Archive_member::arg_serial_): New data member.
1423 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1424 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1425 incremental link.
1426 (Sized_dynobj::do_for_all_local_got_entries): New function.
1427 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1428 function.
1429 * fileread.cc (get_mtime): New function.
1430 * fileread.h (get_mtime): New function.
1431 * gold.cc (queue_initial_tasks): Check for incremental update.
1432 (process_incremental_input): New function.
1433 (queue_middle_tasks): Don't force valid target for incremental
1434 update.
1435 * incremental-dump.cc (find_input_containing_global): Adjust
1436 size of symbol info entry.
1437 (dump_incremental_inputs): Dump argument serial number and
1438 in_system_directory flag; bias shndx by 1; print symbol names
1439 when dumping per-file symbol lists; use new symbol info readers.
1440 * incremental.cc
1441 (Output_section_incremental_inputs:update_data_size): New function.
1442 (Sized_incremental_binary::setup_readers): Setup input readers
1443 for each input file; build maps for files added from libraries
1444 and scripts.
1445 (Sized_incremental_binary::check_input_args): New function.
1446 (Sized_incremental_binary::do_check_inputs): Build map of argument
1447 serial numbers to input arguments.
1448 (Sized_incremental_binary::do_file_has_changed): Rename
1449 do_file_is_unchanged to this; compare file modification times.
1450 (Sized_incremental_binary::do_init_layout): New function.
1451 (Sized_incremental_binary::do_reserve_layout): New function.
1452 (Sized_incremental_binary::do_get_input_reader): Remove.
1453 (Sized_incremental_binary::get_symtab_view): New function.
1454 (Incremental_checker::can_incrementally_link_output_file): Remove.
1455 (Incremental_inputs::report_command_line): Exclude --debug options.
1456 (Incremental_inputs::report_archive_begin): Add parameter; track
1457 argument serial numbers; don't put input file entry for archive
1458 before archive members.
1459 (Incremental_inputs::report_archive_end): Put input file entry
1460 for archive after archive members.
1461 (Incremental_inputs::report_object): Add parameter; track argument
1462 serial numbers and in_system_directory flag.
1463 (Incremental_inputs::report_script): Add parameter; track argument
1464 serial numbers.
1465 (Output_section_incremental_inputs::set_final_data_size): Adjust
1466 size of symbol info entry; check for forwarding symbols.
1467 (Output_section_incremental_inputs::write_input_files): Write
1468 in_system_directory flag and argument serial number.
1469 (Output_section_incremental_inputs::write_info_blocks): Map section
1470 indices between incremental info and original input file; store
1471 input section index for each symbol.
1472 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1473 change operator() to visit().
1474 (class Global_got_offset_visitor): Likewise.
1475 (class Global_symbol_visitor_got_plt):
1476 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1477 classes.
1478 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1479 (Sized_incr_relobj::do_read_symbols): New function.
1480 (Sized_incr_relobj::do_layout): New function.
1481 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1482 (Sized_incr_relobj::do_add_symbols): New function.
1483 (Sized_incr_relobj::do_should_include_member): New function.
1484 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1485 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1486 (Sized_incr_relobj::do_section_size): New function.
1487 (Sized_incr_relobj::do_section_name): New function.
1488 (Sized_incr_relobj::do_section_contents): New function.
1489 (Sized_incr_relobj::do_section_flags): New function.
1490 (Sized_incr_relobj::do_section_entsize): New function.
1491 (Sized_incr_relobj::do_section_address): New function.
1492 (Sized_incr_relobj::do_section_type): New function.
1493 (Sized_incr_relobj::do_section_link): New function.
1494 (Sized_incr_relobj::do_section_info): New function.
1495 (Sized_incr_relobj::do_section_addralign): New function.
1496 (Sized_incr_relobj::do_initialize_xindex): New function.
1497 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1498 (Sized_incr_relobj::do_read_relocs): New function.
1499 (Sized_incr_relobj::do_gc_process_relocs): New function.
1500 (Sized_incr_relobj::do_scan_relocs): New function.
1501 (Sized_incr_relobj::do_count_local_symbols): New function.
1502 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1503 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1504 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1505 (Sized_incr_relobj::do_relocate): New function.
1506 (Sized_incr_relobj::do_set_section_offset): New function.
1507 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1508 (Sized_incr_dynobj::do_read_symbols): New function.
1509 (Sized_incr_dynobj::do_layout): New function.
1510 (Sized_incr_dynobj::do_add_symbols): New function.
1511 (Sized_incr_dynobj::do_should_include_member): New function.
1512 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1513 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1514 (Sized_incr_dynobj::do_section_size): New function.
1515 (Sized_incr_dynobj::do_section_name): New function.
1516 (Sized_incr_dynobj::do_section_contents): New function.
1517 (Sized_incr_dynobj::do_section_flags): New function.
1518 (Sized_incr_dynobj::do_section_entsize): New function.
1519 (Sized_incr_dynobj::do_section_address): New function.
1520 (Sized_incr_dynobj::do_section_type): New function.
1521 (Sized_incr_dynobj::do_section_link): New function.
1522 (Sized_incr_dynobj::do_section_info): New function.
1523 (Sized_incr_dynobj::do_section_addralign): New function.
1524 (Sized_incr_dynobj::do_initialize_xindex): New function.
1525 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1526 (make_sized_incremental_object): New function.
1527 (Incremental_library::copy_unused_symbols): New function.
1528 (Incremental_library::do_for_all_unused_symbols): New function.
1529 * incremental.h (enum Incremental_input_flags): New type.
1530 (class Incremental_checker): Remove.
1531 (Incremental_input_entry::Incremental_input_entry): Add argument
1532 serial number.
1533 (Incremental_input_entry::arg_serial): New function.
1534 (Incremental_input_entry::set_is_in_system_directory): New function.
1535 (Incremental_input_entry::is_in_system_directory): New function.
1536 (Incremental_input_entry::arg_serial_): New data member.
1537 (Incremental_input_entry::is_in_system_directory_): New data member.
1538 (class Script_info): Move here from script.h.
1539 (Script_info::Script_info): Add filename parameter.
1540 (Script_info::filename): New function.
1541 (Script_info::filename_): New data member.
1542 (Incremental_script_entry::Incremental_script_entry): Add argument
1543 serial number.
1544 (Incremental_object_entry::Incremental_object_entry): Likewise.
1545 (Incremental_object_entry::add_input_section): Build list of input
1546 sections with map to original shndx.
1547 (Incremental_object_entry::get_input_section_index): New function.
1548 (Incremental_object_entry::shndx_): New data member.
1549 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1550 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1551 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1552 serial number.
1553 (Incremental_inputs::report_archive_begin): Likewise.
1554 (Incremental_inputs::report_object): Likewise.
1555 (Incremental_inputs::report_script): Likewise.
1556 (class Incremental_global_symbol_reader): New class.
1557 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1558 and store flags and input file type.
1559 (Incremental_input_entry_reader::arg_serial): New function.
1560 (Incremental_input_entry_reader::type): Extract type from flags.
1561 (Incremental_input_entry_reader::is_in_system_directory): New function.
1562 (Incremental_input_entry_reader::get_input_section_count): Call
1563 accessor function for type.
1564 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1565 function for type; adjust size of global symbol entry.
1566 (Incremental_input_entry_reader::get_global_symbol_count): Call
1567 accessor function for type.
1568 (Incremental_input_entry_reader::get_object_count): Likewise.
1569 (Incremental_input_entry_reader::get_object_offset): Likewise.
1570 (Incremental_input_entry_reader::get_member_count): Likewise.
1571 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1572 (Incremental_input_entry_reader::get_member_offset): Likewise.
1573 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1574 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1575 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1576 (Incremental_input_entry_reader::get_global_symbol_reader): New
1577 function.
1578 (Incremental_input_entry_reader::get_output_symbol_index): New
1579 function.
1580 (Incremental_input_entry_reader::type_): Remove.
1581 (Incremental_input_entry_reader::flags_): New data member.
1582 (Incremental_inputs_reader::input_file_offset): New function.
1583 (Incremental_inputs_reader::input_file_index): New function.
1584 (Incremental_inputs_reader::input_file): Call input_file_offset.
1585 (Incremental_inputs_reader::input_file_at_offset): New function.
1586 (Incremental_relocs_reader::get_r_type): Reformat.
1587 (Incremental_relocs_reader::get_r_shndx): Reformat.
1588 (Incremental_relocs_reader::get_r_offset): Reformat.
1589 (Incremental_relocs_reader::data): New function.
1590 (Incremental_binary::Incremental_binary): Initialize new data members.
1591 (Incremental_binary::check_inputs): Add cmdline parameter.
1592 (Incremental_binary::file_is_unchanged): Remove.
1593 (Input_reader::arg_serial): New function.
1594 (Input_reader::get_unused_symbol_count): New function.
1595 (Input_reader::get_unused_symbol): New function.
1596 (Input_reader::do_arg_serial): New function.
1597 (Input_reader::do_get_unused_symbol_count): New function.
1598 (Input_reader::do_get_unused_symbol): New function.
1599 (Incremental_binary::input_file_count): New function.
1600 (Incremental_binary::get_input_reader): Change signature to use
1601 index instead of filename.
1602 (Incremental_binary::file_has_changed): New function.
1603 (Incremental_binary::get_input_argument): New function.
1604 (Incremental_binary::get_library): New function.
1605 (Incremental_binary::get_script_info): New function.
1606 (Incremental_binary::init_layout): New function.
1607 (Incremental_binary::reserve_layout): New function.
1608 (Incremental_binary::output_file): New function.
1609 (Incremental_binary::do_check_inputs): New function.
1610 (Incremental_binary::do_file_is_unchanged): Remove.
1611 (Incremental_binary::do_file_has_changed): New function.
1612 (Incremental_binary::do_init_layout): New function.
1613 (Incremental_binary::do_reserve_layout): New function.
1614 (Incremental_binary::do_input_file_count): New function.
1615 (Incremental_binary::do_get_input_reader): Change signature.
1616 (Incremental_binary::input_args_map_): New data member.
1617 (Incremental_binary::library_map_): New data member.
1618 (Incremental_binary::script_map_): New data member.
1619 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1620 new data members.
1621 (Sized_incremental_binary::output_section): New function.
1622 (Sized_incremental_binary::inputs_reader): Add const.
1623 (Sized_incremental_binary::symtab_reader): Add const.
1624 (Sized_incremental_binary::relocs_reader): Add const.
1625 (Sized_incremental_binary::got_plt_reader): Add const.
1626 (Sized_incremental_binary::get_symtab_view): New function.
1627 (Sized_incremental_binary::Inputs_reader): New typedef.
1628 (Sized_incremental_binary::Input_entry_reader): New typedef.
1629 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1630 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1631 (Sized_incremental_binary::do_file_has_changed): New function.
1632 (Sized_incremental_binary::do_init_layout): New function.
1633 (Sized_incremental_binary::do_reserve_layout): New function.
1634 (Sized_input_reader::Inputs_reader): Remove.
1635 (Sized_input_reader::Input_entry_reader): Remove.
1636 (Sized_input_reader::do_arg_serial): New function.
1637 (Sized_input_reader::do_get_unused_symbol_count): New function.
1638 (Sized_input_reader::do_get_unused_symbol): New function.
1639 (Sized_incremental_binary::do_input_file_count): New function.
1640 (Sized_incremental_binary::do_get_input_reader): Change signature;
1641 use index instead of filename.
1642 (Sized_incremental_binary::section_map_): New data member.
1643 (Sized_incremental_binary::input_entry_readers_): New data member.
1644 (class Sized_incr_relobj): New class.
1645 (class Sized_incr_dynobj): New class.
1646 (make_sized_incremental_object): New function.
1647 (class Incremental_library): New class.
1648 * layout.cc (Free_list::num_lists): New static data member.
1649 (Free_list::num_nodes): New static data member.
1650 (Free_list::num_removes): New static data member.
1651 (Free_list::num_remove_visits): New static data member.
1652 (Free_list::num_allocates): New static data member.
1653 (Free_list::num_allocate_visits): New static data member.
1654 (Free_list::init): New function.
1655 (Free_list::remove): New function.
1656 (Free_list::allocate): New function.
1657 (Free_list::dump): New function.
1658 (Free_list::print_stats): New function.
1659 (Layout_task_runner::run): Resize output file for incremental updates.
1660 (Layout::Layout): Initialize new data members.
1661 (Layout::set_incremental_base): New function.
1662 (Layout::init_fixed_output_section): New function.
1663 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1664 incremental updates.
1665 (Layout::create_gold_note): Do not create gold note section for
1666 incremental updates.
1667 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1668 for incremental updates.
1669 (Layout::set_section_offsets): For incremental updates, allocate space
1670 from free list.
1671 (Layout::create_symtab_sections): Layout with offsets relative to
1672 start of section; for incremental updates, allocate space from free
1673 list.
1674 (Layout::create_shdrs): For incremental updates, allocate space from
1675 free list.
1676 (Layout::finish_dynamic_section): For incremental updates, do not
1677 check --as-needed (fixed in subsequent patch).
1678 * layout.h (class Free_list): New class.
1679 (Layout::set_incremental_base): New function.
1680 (Layout::incremental_base): New function.
1681 (Layout::init_fixed_output_section): New function.
1682 (Layout::allocate): New function.
1683 (Layout::incremental_base_): New data member.
1684 (Layout::free_list_): New data member.
1685 * main.cc (main): Print Free_list statistics.
1686 * object.cc (Relobj::finalize_incremental_relocs): Add
1687 clear_counts parameter; clear counts only when clear_counts is set.
1688 (Sized_relobj::Sized_relobj): Initialize new base class.
1689 (Sized_relobj::do_layout): Don't report special sections.
1690 (Sized_relobj::do_for_all_local_got_entries): New function.
1691 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1692 symtab_off to all symbol table offsets.
1693 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1694 * object.h (class Got_offset_list): Move to top of file.
1695 (Object::Object): Allow case where input_file == NULL.
1696 (Object::~Object): Likewise.
1697 (Object::input_file): Assert that input_file != NULL.
1698 (Object::lock): Allow case where input_file == NULL.
1699 (Object::unlock): Likewise.
1700 (Object::is_locked): Likewise.
1701 (Object::token): Likewise.
1702 (Object::release): Likewise.
1703 (Object::is_incremental): New function.
1704 (Object::get_mtime): New function.
1705 (Object::for_all_local_got_entries): New function.
1706 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1707 (Object::set_is_in_system_directory): New function.
1708 (Object::is_in_system_directory): New function.
1709 (Object::do_is_incremental): New function.
1710 (Object::do_get_mtime): New function.
1711 (Object::do_for_all_local_got_entries): New function.
1712 (Object::is_in_system_directory_): New data member.
1713 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1714 (class Sized_relobj_base): New class.
1715 (class Sized_relobj): Derive from Sized_relobj_base.
1716 (class Sized_relobj::Symbols): Redeclare from base class.
1717 (class Sized_relobj::local_got_offset_list): Remove.
1718 (class Sized_relobj::Output_sections): Redeclare from base class.
1719 (class Sized_relobj::do_for_all_local_got_entries): New function.
1720 (class Sized_relobj::write_local_symbols): Add offset parameter.
1721 (class Sized_relobj::local_symbol_offset_): Update comment.
1722 (class Sized_relobj::local_dynsym_offset_): Update comment.
1723 * options.cc (Input_arguments::add_file): Remove const.
1724 * options.h (Input_file_argument::Input_file_argument):
1725 Initialize arg_serial_ (all constructors).
1726 (Input_file_argument::set_arg_serial): New function.
1727 (Input_file_argument::arg_serial): New function.
1728 (Input_file_argument::arg_serial_): New data member.
1729 (Input_arguments::Input_arguments): Initialize file_count_.
1730 (Input_arguments::add_file): Remove const.
1731 (Input_arguments::number_of_input_files): New function.
1732 (Input_arguments::file_count_): New data member.
1733 (Command_line::number_of_input_files): Call
1734 Input_arguments::number_of_input_files.
1735 * output.cc (Output_segment_headers::Output_segment_headers):
1736 Set current size.
1737 (Output_section::Input_section::current_data_size): New function.
1738 (Output_section::Output_section): Initialize new data members.
1739 (Output_section::add_input_section): Don't do merge sections for
1740 an incremental link; allocate space from free list for an
1741 incremental update.
1742 (Output_section::add_output_section_data): Allocate space from
1743 free list for an incremental update.
1744 (Output_section::update_data_size): New function.
1745 (Output_section::set_fixed_layout): New function.
1746 (Output_section::reserve): New function.
1747 (Output_segment::set_section_addresses): Remove const.
1748 (Output_segment::set_section_list_addresses): Remove const; allocate
1749 space from free list for an incremental update.
1750 (Output_segment::set_offset): Adjust size of RELRO segment for an
1751 incremental update.
1752 * output.h (Output_data::current_data_size): Move here from
1753 child classes.
1754 (Output_data::pre_finalize_data_size): New function.
1755 (Output_data::update_data_size): New function.
1756 (Output_section_headers::update_data_size): new function.
1757 (Output_section_data_build::current_data_size): Move to Output_data.
1758 (Output_data_strtab::update_data_size): New function.
1759 (Output_section::current_data_size): Move to Output_data.
1760 (Output_section::set_fixed_layout): New function.
1761 (Output_section::has_fixed_layout): New function.
1762 (Output_section::reserve): New function.
1763 (Output_section::update_data_size): New function.
1764 (Output_section::has_fixed_layout_): New data member.
1765 (Output_section::free_list_): New data member.
1766 (Output_segment::set_section_addresses): Remove const.
1767 (Output_segment::set_section_list_addresses): Remove const.
1768 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1769 New function.
1770 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1771 New function.
1772 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1773 parameter when calling Add_symbols constructor; store argument
1774 serial number for members of a lib group.
1775 (Add_symbols::locks): Allow case where token == NULL.
1776 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1777 (Read_member::~Read_member): New function.
1778 (Read_member::is_runnable): New function.
1779 (Read_member::locks): New function.
1780 (Read_member::run): New function.
1781 (Check_script::~Check_script): New function.
1782 (Check_script::is_runnable): New function.
1783 (Check_script::locks): New function.
1784 (Check_script::run): New function.
1785 (Check_library::~Check_library): New function.
1786 (Check_library::is_runnable): New function.
1787 (Check_library::locks): New function.
1788 (Check_library::run): New function.
1789 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1790 (Add_symbols::library_): New data member.
1791 (class Read_member): New class.
1792 (class Check_script): New class.
1793 (class Check_library): New class.
1794 * reloc.cc (Read_relocs::is_runnable): Allow case where
1795 token == NULL.
1796 (Read_relocs::locks): Likewise.
1797 (Scan_relocs::locks): Likewise.
1798 (Relocate_task::locks): Likewise.
1799 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1800 to clear counters.
1801 (Sized_relobj::incremental_relocs_scan): Fix comment.
1802 (Sized_relobj::do_relocate): Pass output file offset to
1803 write_local_symbols.
1804 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1805 from class declaration.
1806 * script.cc (read_input_script): Allocate Script_info; pass
1807 argument serial number to report_script.
1808 * script.h (class Script_info): Move to incremental.h.
1809 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1810 * symtab.h (Symbol_table::add_from_incrobj): New function.
1811 (Symbol_table::set_file_offset): New function.
1812
b961d0d7
CC		 18132011-04-05 Cary Coutant <ccoutant@google.com>
1814
1815 * incremental-dump.cc (dump_incremental_inputs): Change signature
1816 to take a Sized_incremental_binary; change caller. Use readers
1817 in Sized_incremental_binary.
1818 * incremental.cc
1819 (Sized_incremental_binary::find_incremental_inputs_sections):
1820 Rename do_find_incremental_inputs_sections to this.
1821 (Sized_incremental_binary::setup_readers): New function.
1822 (Sized_incremental_binary::do_check_inputs): Check
1823 has_incremental_info_ flag; move setup code to setup_readers;
1824 use input readers.
1825 (Sized_incremental_binary::do_file_is_unchanged): New function.
1826 (Sized_incremental_binary::do_get_input_reader): New function.
1827 * incremental.h (class Incremental_binary): Move to end of file.
1828 (Incremental_binary::file_is_unchanged): New function.
1829 (Incremental_binary::do_file_is_unchanged): New function.
1830 (Incremental_binary::Input_reader): New class.
1831 (Incremental_binary::get_input_reader): New function.
1832 (class Sized_incremental_binary): Move to end of file.
1833 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1834 input section reader classes.
1835 (Sized_incremental_binary::has_incremental_info): New function.
1836 (Sized_incremental_binary::inputs_reader): New function.
1837 (Sized_incremental_binary::symtab_reader): New function.
1838 (Sized_incremental_binary::relocs_reader): New function.
1839 (Sized_incremental_binary::got_plt_reader): New function.
1840 (Sized_incremental_binary::do_file_is_unchanged): New function.
1841 (Sized_incremental_binary::Sized_input_reader): New class.
1842 (Sized_incremental_binary::get_input_reader): New function.
1843 (Sized_incremental_binary::find_incremental_inputs_sections):
1844 Rename do_find_incremental_inputs_sections to this.
1845 (Sized_incremental_binary::setup_readers): New function.
1846 (Sized_incremental_binary::has_incremental_info_): New data member.
1847 (Sized_incremental_binary::inputs_reader_): New data member.
1848 (Sized_incremental_binary::symtab_reader_): New data member.
1849 (Sized_incremental_binary::relocs_reader_): New data member.
1850 (Sized_incremental_binary::got_plt_reader_): New data member.
1851 (Sized_incremental_binary::current_input_file_): New data member.
1852
a869183f
PP		 18532011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1854
1855 PR gold/12640
1856 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1857 violation.
1858
18592011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1860
1861 * archive.cc (Archive::include_member): Adjust call to report_object.
1862 (Add_archive_symbols::run): Add script_info to call to
1863 report_archive_begin.
1864 (Lib_group::include_member): Adjust call to report_object.
1865 (Add_lib_group_symbols::run): Adjust call to report_object.
1866 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1867 blocks. Add object count for script input files.
1868 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1869 script_info parameter; change all callers.
1870 (Incremental_inputs::report_object): Add script_info parameter;
1871 change all callers.
1872 (Incremental_inputs::report_script): Store backpointer to
1873 incremental info entry.
1874 (Output_section_incremental_inputs::set_final_data_size): Record
1875 additional information for scripts.
1876 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1877 * incremental.h (Incremental_script_entry::add_object): New function.
1878 (Incremental_script_entry::get_object_count): New function.
1879 (Incremental_script_entry::get_object): New function.
1880 (Incremental_script_entry::objects_): New data member; adjust
1881 constructor.
1882 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1883 (Incremental_inputs::report_object): Add script_info parameter.
1884 (Incremental_inputs_reader::get_object_count): New function.
1885 (Incremental_inputs_reader::get_object_offset): New function.
1886 * options.cc (Input_arguments::add_file): Return reference to
1887 new input argument.
1888 * options.h (Input_argument::set_script_info): New function.
1889 (Input_argument::script_info): New function.
1890 (Input_argument::script_info_): New data member; adjust all
1891 constructors.
1892 (Input_file_group::add_file): Return reference to new input argument.
1893 (Input_file_lib::add_file): Likewise.
1894 (Input_arguments::add_file): Likewise.
1895 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1896 * script.cc (Parser_closure::Parser_closure): Add script_info
1897 parameter; adjust all callers.
1898 (Parser_closure::script_info): New function.
1899 (Parser_closure::script_info_): New data member.
1900 (read_input_script): Report scripts earlier to incremental info.
1901 (script_add_file): Set script_info in Input_argument.
1902 (script_add_library): Likewise.
1903 * script.h (Script_options::Script_info): Rewrite class.
1904
a869183f 19052011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1906
1907 * archive.cc (Library_base::should_include_member): Move
1908 method here from class Archive.
1909 (Archive::Archive): Initialize base class.
1910 (Archive::should_include_member): Move to base class.
1911 (Archive::do_for_all_unused_symbols): New function.
1912 (Add_archive_symbols::run): Remove redundant access to
1913 incremental_inputs.
1914 (Lib_group::Lib_group): Initialize base class.
1915 (Lib_group::do_filename): New function.
1916 (Lib_group::include_member): Pass pointer to Lib_group to
1917 report_object.
1918 (Lib_group::do_for_all_unused_symbols): New function.
1919 (Add_lib_group_symbols::run): Report archive information for
1920 incremental links.
1921 * archive.h (class Library_base): New base class.
1922 (class Archive): Derive from Library_base.
1923 (Archive::filename): Move to base class.
1924 (Archive::set_incremental_info): Likewise.
1925 (Archive::incremental_info): Likewise.
1926 (Archive::Should_include): Likewise.
1927 (Archive::should_include_member): Likewise.
1928 (Archive::Armap_entry): Remove.
1929 (Archive::Unused_symbol_iterator): Remove.
1930 (Archive::unused_symbols_begin): Remove.
1931 (Archive::unused_symbols_end): Remove.
1932 (Archive::do_filename): New function.
1933 (Archive::do_get_mtime): New function.
1934 (Archive::do_for_all_unused_symbols): New function.
1935 (Archive::task_): Move to base class.
1936 (Archive::incremental_info_): Likewise.
1937 (class Lib_group): Derive from Library_base.
1938 (Lib_group::do_filename): New function.
1939 (Lib_group::do_get_mtime): New function.
1940 (Lib_group::do_for_all_unused_symbols): New function.
1941 (Lib_group::task_): Move to base class.
1942 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1943 function.
1944 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1945 function.
1946 * incremental.cc (Incremental_inputs::report_archive_begin):
1947 Use Library_base; call library's get_mtime; add incremental inputs
1948 entry before members.
1949 (class Unused_symbol_visitor): New class.
1950 (Incremental_inputs::report_archive_end): Use Library_base; use
1951 visitor class to record unused symbols; don't add incremental inputs
1952 entry after members.
1953 (Incremental_inputs::report_object): Use Library_base.
1954 * incremental.h
1955 (Incremental_archive_entry::Incremental_archive_entry): Remove
1956 unused Archive parameter.
1957 (Incremental_inputs::report_archive_begin): Use Library_base.
1958 (Incremental_inputs::report_archive_end): Likewise.
1959 (Incremental_inputs::report_object): Likewise.
1960 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1961 function.
1962 * object.h (Object::for_all_global_symbols): New function.
1963 (Object::do_for_all_global_symbols): New function.
1964 (Sized_relobj::do_for_all_global_symbols): New function.
1965 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1966 function.
1967 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1968 function.
1969
61ab3e40
ILT		 19702011-03-27 Ian Lance Taylor <iant@google.com>
1971
1972 * archive.cc (Archive::interpret_header): Return -1 if something
1973 goes wrong. Change callers accordingly.
1974
30e1f9e6
CC		 19752011-03-25 Cary Coutant <ccoutant@google.com>
1976
1977 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1978 * testsuite/Makefile.in: Regenerate.
1979
9c793f14
RÁE		 19802010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1981
1982 * plugin.cc (get_view): New.
1983 (Plugin::load): Pass get_view to the plugin.
1984 (Plugin_manager::get_view): New.
1985
9312bb0a
ILT		 19862011-03-21 Ian Lance Taylor <iant@google.com>
1987
1988 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1989 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1990
7e12ba9e
ST		 19912011-03-21 Sriraman Tallam <tmsriram@google.com>
1992
1993 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1994 Change == to -eq.
1995 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1996 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1997 Change == to -eq.
1998 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1999 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2000
fd7a005d
ILT		 20012011-03-14 Ian Lance Taylor <iant@google.com>
2002
2003 * script-sections.cc (Sort_output_sections::script_compare):
2004 Rename from is_before, change return type.
2005 (Sort_output_sections::operator()): Adjust accordingly.
2006
ed16fd1b
ILT		 20072011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2008
2009 PR gold/12572
2010 * testsuite/odr_violation2.cc: Add comment to make all error line
2011 numbers double digits.
2012 * testsuite/debug_msg.sh: Adjust expected errors.
2013
71ff8986
ILT		 20142011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2015
2016 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2017 but mark earlier ones as non-canonical
2018 (offset_to_iterator): Update search target and example
2019 (do_addr2line): Return extra lines in a vector*
2020 (format_file_lineno): Extract from do_addr2line
2021 (one_addr2line): Add vector* out-param
2022 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2023 when a lineno entry appeared last for its instruction
2024 (Dwarf_line_info): Add vector* out-param
2025 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2026 * symtab.cc (Odr_violation_compare): Include the lineno in the
2027 comparison again.
2028 (linenos_from_loc): New. Combine the canonical line for an
2029 address with its other lines.
2030 (True_if_intersect): New. Helper functor to make
2031 std::set_intersection a query.
2032 (detect_odr_violations): Compare sets of lines instead of just
2033 one line for each function. This became less deterministic, but
2034 has fewer false positives.
2035 * symtab.h: Declarations.
2036 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2037 mix an optimized and non-optimized object in the same binary
2038 (odr_violation2.so): Same.
2039 * testsuite/Makefile.in: Regenerate from Makefile.am.
2040 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2041 * testsuite/debug_msg.sh: Update line numbers and add
2042 assertions.
2043 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2044 non-optimized context.
2045 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2046 isn't inlined, and use OdrDerived in an optimized context.
2047 * testsuite/odr_header1.h: Defines OdrDerived, where
2048 optimization will change the
2049 first-instruction-in-the-destructor's file and line number.
2050 * testsuite/odr_header2.h: Defines OdrBase.
2051
a19fefdc
ILT		 20522011-03-09 Ian Lance Taylor <iant@google.com>
2053
2054 * fileread.cc (File_read::clear_views): Don't delete the whole
2055 file view.
2056
ecb351e9
ILT		 20572011-03-08 Ian Lance Taylor <iant@google.com>
2058
2059 PR gold/12525
2060 * fileread.cc: #include <climits>.
2061 (GOLD_IOV_MAX): Define.
2062 (File_read::read_multiple): Limit number of entries by iov_max.
2063 * fileread.h (class File_read): Always set max_readv_entries to
2064 128.
2065
b821d13c
ILT		 20662011-03-07 Ian Lance Taylor <iant@google.com>
2067
2068 PR gold/12525
2069 * options.h (class General_options): Add -dy and -dn.
2070
89243142
CC		 20712011-03-02 Cary Coutant <ccoutant@google.com>
2072
2073 * testsuite/script_test_9.t: Add TLS segment.
2074
d0773f31
ILT		 20752011-03-02 Simon Baldwin <simonb@google.com>
2076
2077 * configure.ac: Add check for gnu_indirect_function support in
2078 the toolchain building binutils.
2079 * configure: Rebuild.
2080
badc8139
RÁE		 20812010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2082
2083 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2084 plugin only symbols.
2085 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2086 in plugin files as not needed in the symbol table.
2087
4cf7a849
ST		 20882011-02-11 Sriraman Tallam <tmsriram@google.com>
2089
2090 * output.cc (Output_section::add_input_section): Delay fill
2091 generation for section ordering.
2092
b578bd7d
ILT		 20932011-02-09 Ian Lance Taylor <iant@google.com>
2094
2095 PR gold/12316
2096 * object.h (class Sized_relobj): Remove clear_local_symbols.
2097 * reloc.cc (Sized_relobj::do_relocate): Don't call
2098 clear_local_symbols.
2099
84ced98a
RÁE		 21002010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2101
2102 * plugin.cc (is_visible_from_outside): Return true for symbols
2103 in the -u option.
2104
55382fb7
ILT		 21052011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2106
2107 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2108 filename.
2109
4e271fff
ST		 21102011-02-02 Sriraman Tallam <tmsriram@google.com>
2111
2112 * icf.h (is_section_foldable_candidate): Change type of parameter
2113 to std::string.
2114 * icf.cc (Icf::find_identical_sections): Change type of local variable
2115 section_name to be std::string.
2116 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2117
d433c3ac
ILT		 21182011-01-25 Ian Lance Taylor <iant@google.com>
2119
2120 * script.cc (script_add_extern): Rewrite to use
2121 add_symbol_reference.
2122
880473a6
DK		 21232011-01-25 Doug Kwan <dougkwan@google.com>
2124
d433c3ac 2125 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2126
f30f86fa
ILT		 21272011-01-24 Ian Lance Taylor <iant@google.com>
2128
2129 * options.h (class General_options): Accept
2130 --no-detect-odr-violations.
2131
8e51a0b9
ILT		 21322011-01-24 Ian Lance Taylor <iant@google.com>
2133
2134 * version.cc (version_string): Bump to 1.11.
2135
0f3b89d8
ILT		 21362011-01-24 Ian Lance Taylor <iant@google.com>
2137
2138 * plugin.cc (class Plugin_rescan): Define new class.
2139 (Plugin_manager::claim_file): Set any_claimed_.
2140 (Plugin_manager::save_archive): New function.
2141 (Plugin_manager::save_input_group): New function.
2142 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2143 necessary.
2144 (Plugin_manager::new_undefined_symbol): New function.
2145 (Plugin_manager::rescan): New function.
2146 (Plugin_manager::rescannable_defines): New function.
2147 (Plugin_manager::add_input_file): Set any_added_.
2148 * plugin.h (class Plugin_manager): define new fields rescannable_,
2149 undefined_symbols_, any_claimed_, and any_added_. Declare
2150 Plugin_rescan as friend. Declare new functions.
2151 (Plugin_manager::Rescannable): Define type.
2152 (Plugin_manager::Rescannable_list): Define type.
2153 (Plugin_manager::Undefined_symbol_list): Define type.
2154 (Plugin_manager::Plugin_manager): Initialize new fields.
2155 * archive.cc (Archive::defines_symbol): New function.
2156 (Add_archive_symbols::run): Pass archive to plugins if any.
2157 * archive.h (class Archive): Declare defines_symbol.
2158 * readsyms.cc (Input_group::~Input_group): New function.
2159 (Finish_group::run): Pass input_group to plugins if any.
2160 * readsyms.h (class Input_group): Declare destructor.
2161 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2162 any.
2163
3bb951e5
ILT		 21642011-01-10 Ian Lance Taylor <iant@google.com>
2165
2166 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2167 section as relro.
2168 (Layout::set_segment_offsets): Reset increase_relro before calling
2169 set_section_addresses a second time.
2170
0aa45fac
CC		 21712011-01-04 Cary Coutant <ccoutant@google.com>
2172
2173 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2174 sections before NOBITS sections.
2175
0db46eb4
L		 21762011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2177
2178 * version.cc (print_version): Update copyright to 2011.
2179
829c9745
CC		 21802010-12-23 Cary Coutant <ccoutant@google.com>
2181
2182 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2183 of OS to this->add. Add OD parameter to second form of the function.
2184
7500420b
ILT		 21852010-12-20 Ian Lance Taylor <iant@google.com>
2186
2187 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2188 second of two consecutive entries with same offset.
2189
f8e9a930
RW		 21902010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2191
2192 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2193 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2194 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2195 to avoid unneeded links against $(LDADD).
2196 * testsuite/Makefile.in: Regenerate.
2197
2fbb4320
ILT		 21982010-12-15 Ian Lance Taylor <iant@google.com>
2199
2200 PR gold/12324
2201 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2202 for R_X86_64_32 and R_X86_64_PC32.
2203 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2204 ver_matching_def_pic.o.
2205 (ver_matching_def_pic.o): New target.
2206
fedb228d
RW		 22072010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2208
2209 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2210 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2211 Move definition before File_read::View member definitions.
2212 (File_read::View::~View): Initialize and hold lock before
2213 updating current_mapped_bytes.
2214
9b547ce6
RW		 22152010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2216
2217 * dwarf_reader.cc: Remove outdated comment.
2218 * gold-threads.cc: Fix typo in error message.
2219 * archive.cc: Fix typos in comments.
2220 * archive.h: Likewise.
2221 * arm-reloc-property.cc: Likewise.
2222 * arm-reloc-property.h: Likewise.
2223 * arm-reloc.def: Likewise.
2224 * arm.cc: Likewise.
2225 * attributes.h: Likewise.
2226 * cref.cc: Likewise.
2227 * ehframe.cc: Likewise.
2228 * fileread.h: Likewise.
2229 * gold.h: Likewise.
2230 * i386.cc: Likewise.
2231 * icf.cc: Likewise.
2232 * incremental.h: Likewise.
2233 * int_encoding.cc: Likewise.
2234 * layout.h: Likewise.
2235 * main.cc: Likewise.
2236 * merge.h: Likewise.
2237 * object.cc: Likewise.
2238 * object.h: Likewise.
2239 * options.cc: Likewise.
2240 * readsyms.cc: Likewise.
2241 * reduced_debug_output.cc: Likewise.
2242 * reloc.cc: Likewise.
2243 * script-sections.cc: Likewise.
2244 * sparc.cc: Likewise.
2245 * symtab.h: Likewise.
2246 * target-reloc.h: Likewise.
2247 * target.cc: Likewise.
2248 * target.h: Likewise.
2249 * timer.cc: Likewise.
2250 * timer.h: Likewise.
2251 * x86_64.cc: Likewise.
2252
83e17bd5
CC		 22532010-12-09 Cary Coutant <ccoutant@google.com>
2254
2255 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2256 stack.
2257 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2258 parameter; change all callers.
2259 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2260 * options.h (warn_execstack): New option.
2261
017257f8
DK		 22622010-12-07 Doug Kwan <dougkwan@google.com>
2263
2264 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2265 like function call relocations.
2266
c20cbc06
ILT		 22672010-12-07 Ian Lance Taylor <iant@google.com>
2268
2269 * archive.cc (Archive::get_elf_object_for_member): Permit
2270 punconfigured to be NULL.
2271 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2272 (Archive::include_member): Pass NULL to get_elf_object_for_member
2273 if we searched for the archive and this is the first included
2274 object.
2275
4dbfafcc
ILT		 22762010-12-01 Ian Lance Taylor <iant@google.com>
2277
2278 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2279 track_relocs_type_ field.
2280 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2281 Set track_relocs_type_.
2282 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2283 contents when using RELA relocs.
2284 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2285 reloc_map_.
2286 * reloc.cc (Track_relocs::next_addend): New function.
2287 * reloc.h (class Track_relocs): Declare next_addend.
2288
e5e19edd
ILT		 22892010-12-01 Ian Lance Taylor <iant@google.com>
2290
2291 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2292 virtual destructor.
2293
9a5ce24c
ILT		 22942010-12-01 Ian Lance Taylor <iant@google.com>
2295
2296 * README: Update compilers known to work and fail.
2297
c7791212
NC		 22982010-11-23 Matthias Klose <doko@ubuntu.com>
2299
2300 * configure.in: For --enable-gold, handle value `default' instead of
2301 `both*'. Always install ld as ld.bfd, install as ld if gold is
2302 not the default.
2303 * configure: Regenerate.
2304
0ad220c9
DK		 23052010-11-18 Doug Kwan <dougkwan@google.com>
2306
2307 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2308 and right_alignment to be zero. Store result alignment only if it is
2309 greater than existing alignment.
2310
ab8056e0
CC		 23112010-11-16 Cary Coutant <ccoutant@google.com>
2312
2313 PR gold/12220
2314 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2315 Check for ".zdebug_line".
2316
fd064a5b
CC		 23172010-11-16 Doug Kwan <dougkwan@google.com>
2318 Cary Coutant <ccoutant@google.com>
2319
2320 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2321 by reference; adjust all callers.
2322 * output.cc (Output_segment::set_section_addresses): Adjust references
2323 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2324 list is empty.
2325 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2326 end at page boundary.
2327
6fc6ea19
CC		 23282010-11-16 Cary Coutant <ccoutant@google.com>
2329
2330 PR gold/12220
2331 * layout.cc (Layout::choose_output_section): Transform names of
2332 compressed sections even when using a script with a SECTIONS clause.
2333 (Layout::output_section_name): Remove code to transform
2334 compressed debug section names.
2335 * output.cc (Output_section::add_input_section): Use uncompressed
2336 section size when tracking input sections.
2337
95a2c8d6
RS		 23382010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2339
2340 * symtab.h (Symbol::NON_PIC_REF): Remove.
2341 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2342 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2343 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2344 (Symbol::use_plt_offset): Take a flags argument and pass it
2345 directly to needs_dynamic_reloc. Restrict check for undefined
2346 weak symbols to function calls.
2347 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2348 (Target_arm::Scan::global): Use it.
2349 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2350 (Target_arm::Relocate::relocate): Likewise.
2351 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2352 parameter with an r_type parameter. Use get_reference_flags
2353 to get the flags.
2354 (Target_arm::Relocate::relocate): Update accordingly.
2355 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2356 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2357 (Target_i386::Scan::global): Likewise.
2358 (Target_i386::Relocate::relocate): Likewise.
2359 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2360 parameter with an r_type parameter. Use get_reference_flags
2361 to get the flags.
2362 (Target_i386::Relocate::relocate): Update accordingly.
2363 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2364 (Target_powerpc::Scan::global): Use it.
2365 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2366 (Target_powerpc::Relocate::relocate): Likewise.
2367 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2368 (Target_sparc::Scan::global): Use it.
2369 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2370 (Target_sparc::Relocate::relocate): Likewise.
2371 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2372 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2373 (Target_x86_64::Scan::global): Likewise.
2374 (Target_x86_64::Relocate::relocate): Likewise.
2375
f625ae50
DK		 23762010-11-08 Doug Kwan <dougkwan@google.com>
2377 Cary Coutant <ccoutant@google.com>
2378
2379 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2380 (Arm_exidx_merge_section::section_contents_): New data member.
2381 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2382 (Arm_input_section::~Arm_input_section): De-allocate memory.
2383 (Arm_input_section::original_contents_): New data member.
2384 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2385 in parameters instead of calling Object::section_contents without
2386 locking.
2387 (Arm_output_section::group_section): New parameter TASK. Pass it
2388 to callees that need locking objects.
2389 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2390 to lock EXIDX input sections. Fix a formatting issue. Call
2391 Arm_exidx_merged_section::build_contents to create merged section
2392 contents.
2393 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2394 to lock object of stub table owner.
2395 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2396 TEXT_SIZE to initialize data member TEXT_SIZE_.
2397 (Arm_exidx_input_section::addralign): Fix typo in comment.
2398 (Arm_exidx_input_section::text_size): New method.
2399 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2400 that require locking objects. Lock objects before scanning for stubs
2401 and updating local symbols.
2402 (Arm_input_section<big_endian>::init): Copy contents of original
2403 input section.
2404 (Arm_input_section<big_endian>::do_write): Use saved contents of
2405 original input section instead of calling Object::section_contents
2406 without locking.
2407 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2408 size without calling Object::section_size().
2409 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2410 for size. Allocate a buffer for merged EXIDX entries.
2411 (Arm_exidx_merged_section::build_contents): New method.
2412 (Arm_exidx_merged_section::do_write): Move merge section contents
2413 building code to Arm_exidx_merged_section::build_contetns. Write
2414 out contetns in buffer instead of building it on the fly.
2415 (Arm_relobj::make_exidx_input_section): Also pass text section size
2416 to Arm_exidx_input_section constructor.
2417 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2418 (Arm_dynobj::do_read_symbols): Fix memory leak.
2419 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2420 * target.h: (class Task): Add forward declaration.
2421 (Target::relax): Add new parameter TASK and pass it to
2422 Target::do_relax().
2423 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2424
5f9bcf58
CC		 24252010-11-05 Cary Coutant <ccoutant@google.com>
2426
2427 PR gold/10708
2428 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2429 object when reading from the file.
2430 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2431 second layout pass.
2432 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2433 when reading section contents.
2434 (get_section_contents): Likewise.
2435 (icf::find_identical_sections): Likewise.
2436 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2437 object when reading from the file.
2438 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2439 the object when doing deferred section layout.
2440
e597fa08
NC		 24412010-11-03 Nick Clifton <nickc@redhat.com>
2442
2443 PR gold/12001
2444 * script.h (class Symbol_assignment: name): New member. Returns
2445 the name of the symbol.
2446 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2447 Returns true if the given symbol name is on the list of
2448 assignments wating to be processed.
2449 * archive.cc (should_incldue_member): If the symbol is undefined,
2450 check to see if it is on the list of symbols pending assignment.
2451
3f9a3278
ILT		 24522010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2453
2454 * script-sections.cc (Script_sections::find_memory_region): Check
2455 for a NULL output section pointer.
2456
d06fb4d1
DK		 24572010-10-29 Doug Kwan <dougkwan@google.com>
2458
2459 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2460 Output_section::add_relaxed_input_section.
2461 * output.cc (Output_section::add_relaxed_input_section): Add new
2462 arguments LAYOUT and NAME. Set section order index.
2463 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2464 Copy section order index.
2465 * output.h (Output_section::add_relaxed_input_section): Add new
2466 arguments LAYOUT and NAME.
2467
90e24de5
ILT		 24682010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2469
2470 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2471 NATIVE_OR_CROSS_LINKER.
2472 * testsuite/Makefile.in: Regenerate.
2473
c9484ea5
DK		 24742010-10-20 Doug Kwan <dougkwan@google.com>
2475
2476 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2477 without SHF_LINK_ORDER flags.
2478 * layout.cc (Layout::choose_output_section): Do not filter
2479 SHF_LINK_ORDER flag in a relocatable link.
2480
5bc2f5be
CC		 24812010-10-17 Cary Coutant <ccoutant@google.com>
2482
2483 * output.h (Output_segment::set_section_addresses): Change function
2484 signature. Update all callers.
2485 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2486 sections.
2487 (Output_segment::set_section_addresses): Align after last TLS
2488 section. Add padding before last relro section instead of after.
2489
0c91cf04
DK		 24902010-10-17 Doug Kwan <dougkwan@google.com>
2491
2492 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2493 GOT output section to be writable.
2494
8c21d9d3
CC		 24952010-10-14 Cary Coutant <ccoutant@google.com>
2496
2497 * debug.h (DEBUG_INCREMENTAL): New flag.
2498 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2499 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2500 mode.
2501 * incremental.cc (report_command_line): Ignore all forms of
2502 --incremental.
2503 * layout.cc (Layout::Layout): Check parameters for incremental link
2504 mode.
2505 * options.cc (General_options::parse_incremental): New function.
2506 (General_options::parse_no_incremental): New function.
2507 (General_options::parse_incremental_full): New function.
2508 (General_options::parse_incremental_update): New function.
2509 (General_options::incremental_mode_): New data member.
2510 (General_options::finalize): Check incremental_mode_.
2511 * options.h (General_options): Update help text for --incremental.
2512 Add --no-incremental, --incremental-full, --incremental-update.
2513 (General_options::Incremental_mode): New enum type.
2514 (General_options::incremental_mode): New function.
2515 (General_options::incremental_mode_): New data member.
2516 * parameters.cc (Parameters::incremental_mode_): New data member.
2517 (Parameters::set_options): Set incremental_mode_.
2518 (Parameters::set_incremental_full): New function.
2519 (Parameters::incremental): New function.
2520 (Parameters::incremental_update): New function.
2521 (set_parameters_incremental_full): New function.
2522 * parameters.h (Parameters::set_incremental_full): New function.
2523 (Parameters::incremental): New function.
2524 (Parameters::incremental_update): New function.
2525 (Parameters::incremental_mode_): New data member.
2526 (set_parameters_incremental_full): New function.
2527 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2528 incremental link mode.
2529 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2530 (Sized_relobj::do_relocate_sections): Likewise.
2531 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2532 option.
2533 * testsuite/Makefile.in: Regenerate.
2534 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2535
bb32aa18 25362010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2537
2538 * script-sections.h (class Script_sections): Make
2539 Sections_elements typedef public.
2540 * script-sections.cc (class Sort_output_sections): Add elements_
2541 field. Add constructor which sets it; change all callers.
2542 (Sort_output_sections::is_before): New function.
2543 (Sort_output_sections::operator()): Call is_before.
2544 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2545 conditional.
2546 * testsuite/script_test_10.sh: New test. Test script section
2547 order.
2548 * testsuite/script_test_10.t: Likewise.
2549 * testsuite/script_test_10.s: Likewise.
2550 * testsuite/Makefile.am: Wrap the cross linker tests and the
2551 common tests into NATIVE_OR_CROSS_LINKER.
2552 (check_SCRIPTS): Add script_test_10.sh.
2553 (check_DATA): Add script_test_10.stdout.
2554 (script_test_10.o, script_test_10): New targets.
2555 (script_test_10.stdout): New target.
2556 * configure, testsuite/Makefile.in: Regenerate.
2557
3cef7179
ILT		 25582010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2559
2560 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2561 error for the deprecated relocations.
2562 (Target_arm::Scan::global): Likewise.
2563 (Target_arm::Relocate::relocate): Likewise.
2564
7411e9a8
RS		 25652010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2566
2567 * fileread.cc (Input_file::find_file): Initialize *found_name
2568 and *namep when using the fallback search for case 4.
2569
6a9da32a
CC		 25702010-10-11 Cary Coutant <ccoutant@google.com>
2571
2572 * options.h (class General_options): Redefine -z lazy as an alias for
2573 the negation of -z now.
2574
ac897c20
ILT		 25752010-10-11 Ian Lance Taylor <iant@google.com>
2576
2577 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2578 binding.
2579
ea5cae92
NC		 25802010-10-06 Nick Clifton <nickc@redhat.com>
2581
2582 * script-sections.cc(class Memory_region): Remove
2583 current_lma_offset_ field. Rename current_vma_offset_ to
2584 current_offset_. Add last_section_ field.
2585 (Memory_region::get_current_vma_address): Rename to
2586 get_current_address.
2587 (Memory_region::get_current_lma_address): Delete.
2588 (Memory_region::increment_vma_offset): Rename to
2589 increment_offset.
2590 (Memory_region::increment_lma_offset): Delete.
2591 (Memory_region::attributes_compatible): New method. Returns
2592 true if the provided section is compatible with the region.
2593 (Memory_region::get_last_section): New method. Returns the last
2594 section to use the region.
2595 (Memory_region::set_last_section): New method. Stores the last
2596 section to use the region.
2597 (Script_sections::block_in_region): New method. Returns true if
2598 a block of memory is contained within a region.
2599 (Script_sections::find_memory_region): New method. Locates a
2600 memory region to be used to set a VMA or LMA address.
2601 (Output_section_definition::set_section_addresses): Add code to
2602 check for addresses set by memory regions.
2603 (Output_segment::set_section_addresses): Remove memory region
2604 walking code.
2605 (Script_sections::create_segment): Add a warning if a header
2606 segment is created outside of any region.
2607 * script-sections.h (class Script_sections): Add prototypes for
2608 find_memory_region and block_in_region methods.
2609 * testsuite/memory_test.s: Use .long instead of .word.
2610 * testsuite/memory_test.t: Add some more output sections.
2611 * testsuite/memory_test.sh: Update expected output.
2612
a9bfd952
DK		 26132010-10-02 Doug Kwan <dougkwan@google.com>
2614
2615 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2616 defintion to symtab.h
2617 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2618 declaration to defintion.
2619
bacff3ab
NC		 26202010-10-01 Nick Clifton <nickc@redhat.com>
2621
2622 * expression.cc (eval): Replace dummy argument with NULL.
2623 (eval_maybe_dot): Check for a NULL result section pointer.
2624 (Symbol_expression::value): Likewise.
2625 (Dot_expression::value): Likewise.
2626 (BINARY_EXPRESSION): Likewise.
2627 (Max_expression::value): Likewise.
2628 (Min_expression::value): Likewise.
2629 (Absolute_expression::value): Likewise.
2630 (Addr_expression::value_from_output_section): Likewise.
2631 (Loaddddr_expression::value_from_output_section): Likewise.
2632 (Segment_start_expression::value): Likewise.
2633 * script-sections.cc
2634 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2635 argument with NULL.
2636 (Sections_elememt_dot_assignment::set_section_addresses):
2637 Likewise.
2638 (Output_data_expression::do_write_to_buffer): Likewise.
2639 (Output_section_definition::finalize_symbols): Likewise.
2640 (Output_section_definition::set_section_addresses): Likewise.
2641
f81bc8b5
DK		 26422010-09-30 Doug Kwan <dougkwan@google.com>
2643
2644 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2645
c95e9f27
ST		 26462010-09-28 Sriraman Tallam <tmsriram@google.com>
2647
2648 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2649 function.
c95e9f27
ST		 2650 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2651 virtual function.
2652 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2653 virtual function.
2654 * icf.cc (get_section_contents): Inline merge sections only when
2655 target allows it.
2656
3cac54d2
RW		 26572010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2658
2659 * configure: Regenerate.
2660
2904037a
ILT		 26612010-09-17 Ian Lance Taylor <iant@google.com>
2662
2663 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2664 * testsuite/Makefile.am (memory_test.o): New target.
2665 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2666 memory_test.t.
2667 * testsuite/Makefile.in: Rebuild.
2904037a 2668
bca7fb63
DK		 26692010-09-17 Doug Kwan <dougkwan@google.com>
2670
2671 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2672 defintion if relocation uses GOT entries of the symbol.
2673 * testsuite/icf_safe_test.sh: Fix test.
2674 * testsuite/icf_safe_so_test.sh: Fix test.
2675
4ef28648
CC		 26762010-09-16 Cary Coutant <ccoutant@google.com>
2677
2678 * script_sections.cc (class Memory_region): Remove "NULL" from
2679 vector initializations.
2680
793990de
CC		 26812010-09-15 Cary Coutant <ccoutant@google.com>
2682
2683 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2684 Resolve forwarding symbols.
2685
81e015e2
DK		 26862010-09-15 Doug Kwan <dougkwan@google.com>
2687
2688 * gold/testsuite/script_test_3.t: Add ARM special sections.
2689 * gold/testsuite/script_test_4.t: Same.
2690 * gold/testsuite/script_test_5.t: Same.
2691 * gold/testsuite/script_test_6.t: Same.
2692 * gold/testsuite/script_test_7.t: Same.
2693 * gold/testsuite/script_test_7.t: Same.
2694 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2695
36171d64
CC		 26962010-09-14 Cary Coutant <ccoutant@google.com>
2697
2698 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2699 (Target_x86_64::Relocate::relocate_tls): Replace check for
2700 saw_tls_block_reloc_ with test for executable section.
2701
d89051bd
CC		 27022010-09-12 Cary Coutant <ccoutant@google.com>
2703
2704 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2705 position-independent executables to shared libraries need dynamic
2706 relocations.
2707 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2708 position-independent executables.
2709 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2710 * testsuite/Makefile.in: Regenerate.
2711
fca41f0f
NC		 27122010-09-10 Nick Clifton <nickc@redhat.com>
2713
2714 PR gold/11997
2715 * testsuite/memory_test.t: Discard any sections that are not
2716 needed.
2717
6695e4b3
L		 27182010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2719
2720 PR gold/11996
2721 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2722 "This::" to work around a bug in gcc 4.2.
2723
2724 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2725
0f72bf6f
RÁE		 27262010-09-09 Rafael Espindola <espindola@google.com>
2727
2728 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2729 sections with different PF_X flags in the same segment.
2730 (Layout::find_first_load_seg): Search all segments to find the first
2731 one.
2732 * options.h (rosegment): New.
2733
27342010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2735
05a79166 2736 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2737
aa98ff75
DK		 27382010-09-08 Doug Kwan <dougkwan@google.com>
2739
2740 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2741 (Arm_relobj::do_relocate_sections): Add new parameter for output
2742 file to match the parent.
2743 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2744 of local symbols instead of input values. Update code to track
2745 changes in gold::relocate_section.
2746 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2747 (Sized_relobj::compute_final_local_value_internal): New methods.
2748 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2749 body into private version of Sized_relobj::compute_final_local_value.
2750 Call the inline method.
2751 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2752 merged symbol value if there is one.
2753 (Symbol_value::has_output_value): New method defintiion.
2754 (Sized_relobj::Compute_final_local_value_status): New enum type.
2755 (Sized_relobj::compute_final_local_value): New methods.
2756 (Sized_relobj::compute_final_local_value_internal): New methods.
2757 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2758 and arm_cortex_a8.sh.
2759 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2760 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2761 New tests.
2762 * Makefile.in: Regenerate.
2763 * testsuite/arm_bl_out_of_range.s: Update test.
2764 * testsuite/thumb_bl_out_of_range.s: Ditto.
2765 * testsuite/thumb_blx_out_of_range.s: Ditto.
2766 * testsuite/arm_branch_out_of_range.sh: New file.
2767 * testsuite/arm_cortex_a8.sh: Ditto.
2768 * testsuite/arm_cortex_a8_b.s: Ditto.
2769 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2770 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2771 * testsuite/arm_cortex_a8_bl.s: Ditto.
2772 * testsuite/arm_cortex_a8_blx.s: Ditto.
2773 * testsuite/arm_cortex_a8_local.s: Ditto.
2774 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2775 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2776
05a79166
L		 27772010-09-08 Rafael Espindola <espindola@google.com>
2778
2779 * Makefile.am (memory_test.stdout): Run readelf with -W.
2780 * Makefile.in: Regenerate.
2781 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2782 64 bit output.
2783
33dbc701
RÁE		 27842010-09-08 Rafael Espindola <espindola@google.com>
2785
2786 * script-sections.cc (Script_sections::add_memory_region): Convert
2787 field precision to int.
2788 * script.cc (script_set_section_region, script_set_section_region):
2789 Convert field precision to int.
2790
731ca54a
RÁE		 27912010-09-08 Rafael Espindola <espindola@google.com>
2792
2793 * arm.cc (do_finalize_sections): Create the __exidx_start and
2794 __exdix_end symbols even when the section is missing.
2795
7f8cd844
NC		 27962010-09-08 Nick Clifton <nickc@redhat.com>
2797
2798 * README: Remove claim that MEMORY is not supported.
2799 * expression.cc (script_exp_function_origin)
2800 (script_exp_function_length): Move from here to ...
2801 * script.cc: ... here.
2802 (script_set_section_region, script_add_memory)
2803 (script_parse_memory_attr, script_include_directive): New
2804 functions.
2805 * script-sections.cc
2806 (class Memory_region): New class.
2807 (class Output_section_definition): Add set_memory_region,
2808 set_section_vma, set_section_lma and get_section_name methods.
2809 (class Script_Sections): Add add_memory_region,
2810 find_memory_region, find_memory_region_origin,
2811 find_memory_region_length and set_memory_region methods.
2812 Have set_section_addresses method walk the list of set memory
2813 regions.
2814 Extend the print methos to display memory regions.
2815 * script-sections.h: Add prototypes for new methods.
2816 Add enum for MEMORY region attributes.
2817 * yyscript.y: Add support for parsing MEMORY regions.
2818 * script-c.h: Add prototypes for new functions.
2819 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2820 * testsuite/Makefile.in: Regenerate.
2821 * testsuite/memory_test.sh: New script.
2822 * testsuite/memory_test.s: New assembler source file.
2823 * testsuite/memory_test.t: New linker script.
2824
a4649286
DK		 28252010-08-27 Doug Kwan <dougkwan@google.com>
2826
2827 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2828 reference override an existing dynamic weak reference.
2829 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2830 * testsuite/Makefile.in: Regenerate.
2831 * testsuite/dyn_weak_ref.sh: New file.
2832 * testsuite/dyn_weak_ref_1.c: Ditto.
2833 * testsuite/dyn_weak_ref_2.c: Ditto.
2834
b56648ad
ILT		 28352010-08-27 Ian Lance Taylor <iant@google.com>
2836
2837 * incremental.h (class Incremental_input_entry): Add virtual
2838 destructor.
2839
809313cb
ILT		 28402010-08-27 Ian Lance Taylor <iant@google.com>
2841
2842 * testsuite/start_lib_test_3.c: Mark t3 as used.
2843
11e32464
NC		 28442010-08-27 Nick Clifton <nickc@redhat.com>
2845
2846 * options.cc (version_script): Fix small typo in previous
2847 whitespace tidyup.
2848
ca09d69a
NC		 28492010-08-25 Nick Clifton <nickc@redhat.com>
2850
2851 * archive.cc: Formatting fixes: Remove whitespace between
2852 typename and following asterisk. Remove whitespace between
2853 function name and opening parenthesis.
2854 * archive.h: Likewise.
2855 * arm.cc: Likewise.
2856 * attributes.cc: Likewise.
2857 * attributes.h: Likewise.
2858 * common.cc: Likewise.
2859 * copy-relocs.cc: Likewise.
2860 * dirsearch.h: Likewise.
2861 * dynobj.cc: Likewise.
2862 * ehframe.cc: Likewise.
2863 * ehframe.h: Likewise.
2864 * expression.cc: Likewise.
2865 * fileread.cc: Likewise.
2866 * fileread.h: Likewise.
2867 * gc.h: Likewise.
2868 * gold-threads.cc: Likewise.
2869 * gold.cc: Likewise.
2870 * i386.cc: Likewise.
2871 * icf.h: Likewise.
2872 * incremental-dump.cc: Likewise.
2873 * incremental.cc: Likewise.
2874 * layout.cc: Likewise.
2875 * layout.h: Likewise.
2876 * main.cc: Likewise.
2877 * merge.cc: Likewise.
2878 * merge.h: Likewise.
2879 * object.cc: Likewise.
2880 * object.h: Likewise.
2881 * options.cc: Likewise.
2882 * options.h: Likewise.
2883 * output.cc: Likewise.
2884 * output.h: Likewise.
2885 * plugin.cc: Likewise.
2886 * plugin.h: Likewise.
2887 * powerpc.cc: Likewise.
2888 * reloc.cc: Likewise.
2889 * script-c.h: Likewise.
2890 * script-sections.cc: Likewise.
2891 * script.cc: Likewise.
2892 * stringpool.cc: Likewise.
2893 * symtab.cc: Likewise.
2894 * symtab.h: Likewise.
2895 * target.cc: Likewise.
2896 * timer.cc: Likewise.
2897 * timer.h: Likewise.
2898 * version.cc: Likewise.
2899 * x86_64.cc: Likewise.
2900
b8fa8750
NC		 29012010-08-24 Nick Clifton <nickc@redhat.com>
2902
2903 PR 11899
2904 * layout.cc (segment_precedes): Sort segments by their physical
2905 addresses, if they have been set.
2906
9919d93b
CC		 29072010-08-23 Cary Coutant <ccoutant@google.com>
2908
2909 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2910 symbols data.
2911 (Lib_group::include_member): Unlock object after deleting its
2912 symbols data.
2913 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2914 the bug fixed here.
2915
97b4be1c
CC		 29162010-08-19 Neil Vachharajani <nvachhar@google.com>
2917 Cary Coutant <ccoutant@google.com>
2918
2919 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2920 constructor, and set_blocker.
2921 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2922 readsyms_blocker_.
2923 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2924 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2925 * testsuite/Makefile.am (start_lib_test): New test case.
2926 * testsuite/Makefile.in: Regenerate.
2927 * testsuite/start_lib_test_main.c: New file.
2928 * testsuite/start_lib_test_1.c: New file.
2929 * testsuite/start_lib_test_2.c: New file.
2930 * testsuite/start_lib_test_3.c: New file.
2931
dd0b1884
ILT		 29322010-08-19 Ian Lance Taylor <iant@google.com>
2933
2934 * Makefile.in: Rebuild with automake 1.11.1.
2935 * aclocal.m4: Likewise.
2936 * testsuite/Makefile.in: Likewise.
2937
7223e9ca
ILT		 29382010-08-19 Ian Lance Taylor <iant@google.com>
2939
2940 PR 10893
2941 * i386.cc (class Output_data_plt_i386): Update declarations.
2942 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2943 local_ifuncs_ fields.
2944 (Target_i386::do_plt_section_for_global): New function.
2945 (Target_i386::do_plt_section_for_local): New function.
2946 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2947 parameter; change all callers. Initialize global_ifuncs_ and
2948 local_ifuncs_. If doing a static link define __rel_iplt_start and
2949 __rel_iplt_end.
2950 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2951 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2952 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2953 symbols.
2954 (Target_i386::make_plt_section): New function, broken out of
2955 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2956 (Target_i386::make_plt_entry): Call make_plt_section.
2957 (Target_i386::make_local_ifunc_plt_entry): New function.
2958 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2959 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2960 R_386_IRELATIVE to switch.
2961 (Target_i386::Scan::global): Likewise.
2962 (Target_i386::Relocate::relocate): Likewise.
2963 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2964 switch.
2965 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2966 (Target_x86_64::do_plt_section_for_global): New function.
2967 (Target_x86_64::do_plt_section_for_local): New function.
2968 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2969 parameter; change all callers. If doing a static link define
2970 __rela_iplt_start and __rela_iplt_end.
2971 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2972 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2973 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2974 to point to .plt.
2975 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2976 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2977 switch.
2978 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2979 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2980 R_X86_64_IRELATIVE to switch.
2981 (Target_x86_64::Scan::global): Likewise.
2982 (Target_x86_64::Relocate::relocate): Likewise.
2983 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2984 switch.
2985 * target.h (class Target): Add plt_section_for_global and
2986 plt_section_for_local functions. Add do_plt_section_for_global
2987 and do_plt_section_for_local virtual functions.
2988 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2989 clarifying comments.
2990 (Symbol::use_plt_offset): Handle IFUNC symbol.
2991 * object.cc (Sized_relobj::Sized_relobj): Initialize
2992 local_plt_offsets_.
2993 (Sized_relobj::local_has_plt_offset): New function.
2994 (Sized_relobj::local_plt_offset): New function.
2995 (Sized_relobj::set_local_plt_offset): New function.
2996 (Sized_relobj::do_count): Handle IFUNC symbol.
2997 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2998 a bit away from input_shndx_ field. Add set_is_func_symbol and
2999 is_ifunc_symbol functions.
3000 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3001 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3002 local_plt_offsets_ field.
3003 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3004 * output.h (class Output_section_data): Add non-const
3005 output_section function.
3006 (class Output_data_got): Update declarations.
3007 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3008 Add use_plt_offset parameter to global and local constructors.
3009 Change all callers. Change local_sym_index_ field to 31 bits.
3010 Change GSYM_CODE and CONSTANT_CODE accordingly.
3011 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3012 doing a static link don't set sh_link field.
3013 (Output_data_got::Got_entry::write): Use PLT offset if
3014 appropriate.
3015 (Output_data_got::add_global_plt): New function.
3016 (Output_data_got::add_local_plt): New function.
3017 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3018 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3019 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3020 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3021 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3022 IFUNC conditional.
3023 * testsuite/ifunc-sel.h: New file.
3024 * testsuite/ifuncmain1.c: New file.
3025 * testsuite/ifuncmain1vis.c: New file.
3026 * testsuite/ifuncmod1.c: New file.
3027 * testsuite/ifuncdep2.c: New file.
3028 * testsuite/ifuncmain2.c: New file.
3029 * testsuite/ifuncmain3.c: New file.
3030 * testsuite/ifuncmod3.c: New file.
3031 * testsuite/ifuncmain4.c: New file.
3032 * testsuite/ifuncmain5.c: New file.
3033 * testsuite/ifuncmod5.c: New file.
3034 * testsuite/ifuncmain6pie.c: New file.
3035 * testsuite/ifuncmod6.c: New file.
3036 * testsuite/ifuncmain7.c: New file.
3037 * configure, testsuite/Makefile.in: Rebuild.
3038
56f75c03
ILT		 30392010-08-18 Ian Lance Taylor <iant@google.com>
3040
3041 * incremental.cc
3042 (Output_section_incremental_inputs::write_input_files): Add cast
3043 to avoid signed/unsigned comparison warning.
3044 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3045
55455f89
CC		 30462010-08-12 Cary Coutant <ccoutant@google.com>
3047
3048 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3049
e2054bcb
ILT		 30502010-08-13 Ian Lance Taylor <iant@google.com>
3051
3052 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3053
74f67560
DK		 30542010-08-12 Cary Coutant <ccoutant@google.com>
3055 Doug Kwan <dougkwan@google.com>
3056
3057 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3058 defintion overrides non-weak undef, remember that the original undef
3059 is not weak.
3060 * symtab.cc (Symbol_table::sized_write_global): For undef without
3061 an original weak binding, set binding to global in output.
3062 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3063 * testsuite/Makefile.in: Regenerate.
3064 * testsuite/strong_ref_weak_def.sh: New file.
3065 * testsuite/strong_ref_weak_def_1.c: Ditto.
3066 * testsuite/strong_ref_weak_def_2.c: Ditto.
3067
d1238d12
CC		 30682010-08-12 Cary Coutant <ccoutant@google.com>
3069
3070 * testsuite/incremental_test.sh: Rewrite.
3071 * testsuite/incremental_test_1.c: Rewrite.
3072 * testsuite/incremental_test_2.c: Rewrite.
3073
0e70b911
CC		 30742010-08-12 Cary Coutant <ccoutant@google.com>
3075
3076 * arm.cc (Target_arm::got_size): Add const.
3077 (Target_arm::got_entry_count): New function.
3078 (Target_arm::plt_entry_count): New function.
3079 (Target_arm::first_plt_entry_offset): New function.
3080 (Target_arm::plt_entry_size): New function.
3081 (Output_data_plt_arm::entry_count): New function.
3082 (Output_data_plt_arm::first_plt_entry_offset): New function.
3083 (Output_data_plt_arm::get_plt_entry_size): New function.
3084 * i386.cc (Target_i386::got_size): Add const.
3085 (Target_i386::got_entry_count): New function.
3086 (Target_i386::plt_entry_count): New function.
3087 (Target_i386::first_plt_entry_offset): New function.
3088 (Target_i386::plt_entry_size): New function.
3089 (Output_data_plt_i386::entry_count): New function.
3090 (Output_data_plt_i386::first_plt_entry_offset): New function.
3091 (Output_data_plt_i386::get_plt_entry_size): New function.
3092 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3093 find_incremental_inputs_sections. Dump incremental_got_plt section.
3094 * incremental.cc: Include target.h.
3095 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3096 parameter. Adjust all callers. Find incremental_got_plt section.
3097 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3098 section.
3099 (Output_section_incremental_inputs::set_final_data_size): Calculate
3100 size of incremental_got_plt section.
3101 (Output_section_incremental_inputs::do_write): Write the
3102 incremental_got_plt section.
3103 (Got_plt_view_info): New struct.
3104 (Local_got_offset_visitor): New class.
3105 (Global_got_offset_visitor): New class.
3106 (Global_symbol_visitor_got_plt): New class.
3107 (Output_section_incremental_inputs::write_got_plt): New function.
3108 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3109 Add parameter. Adjust all callers.
3110 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3111 (Incremental_inputs::got_plt_section): New function.
3112 (Incremental_inputs::got_plt_section_): New data member.
3113 (Incremental_got_plt_reader): New class.
3114 * layout.cc (Layout::create_incremental_info_sections): Add the
3115 incremental_got_plt section.
3116 * object.h (Got_offset_list::get_list): New function.
3117 (Got offset_list::for_all_got_offsets): New function.
3118 (Sized_relobj::local_got_offset_list): New function.
3119 * powerpc.cc (Target_powerpc::got_size): Add const.
3120 (Target_powerpc::got_entry_count): New function.
3121 (Target_powerpc::plt_entry_count): New function.
3122 (Target_powerpc::first_plt_entry_offset): New function.
3123 (Target_powerpc::plt_entry_size): New function.
3124 (Output_data_plt_powerpc::entry_count): New function.
3125 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3126 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3127 * sparc.cc (Target_sparc::got_size): Add const.
3128 (Target_sparc::got_entry_count): New function.
3129 (Target_sparc::plt_entry_count): New function.
3130 (Target_sparc::first_plt_entry_offset): New function.
3131 (Target_sparc::plt_entry_size): New function.
3132 (Output_data_plt_sparc::entry_count): New function.
3133 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3134 (Output_data_plt_sparc::get_plt_entry_size): New function.
3135 * symtab.h (Symbol::got_offset_list): New function.
3136 (Symbol_table::for_all_symbols): New function.
3137 * target.h (Sized_target::got_entry_count): New function.
3138 (Sized_target::plt_entry_count): New function.
3139 (Sized_target::plt_entry_size): New function.
3140 * x86_64.cc (Target_x86_64::got_size): Add const.
3141 (Target_x86_64::got_entry_count): New function.
3142 (Target_x86_64::plt_entry_count): New function.
3143 (Target_x86_64::first_plt_entry_offset): New function.
3144 (Target_x86_64::plt_entry_size): New function.
3145 (Output_data_plt_x86_64::entry_count): New function.
3146 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3147 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3148
09ec0418
CC		 31492010-08-12 Cary Coutant <ccoutant@google.com>
3150
3151 * archive.cc: Include incremental.h.
3152 (Archive::Archive): Initialize incremental_info_.
3153 (Archive::include_member): Record archive members in incremental info.
3154 (Add_archive_symbols::run): Record begin and end of an archive in
3155 incremental info.
3156 (Lib_group::include_member): Record objects in incremental info.
3157 * archive.h (Incremental_archive_entry): Forward declaration.
3158 (Archive::set_incremental_info): New member function.
3159 (Archive::incremental_info): New member function.
3160 (Archive::Unused_symbol_iterator): New class.
3161 (Archive::unused_symbols_begin): New member function.
3162 (Archive::unused_symbols_end): New member function.
3163 (Archive::incremental_info_): New data member.
3164 * incremental-dump.cc (find_input_containing_global): New function.
3165 (dump_incremental_inputs): Dump new incremental info sections.
3166 * incremental.cc: Include symtab.h.
3167 (Output_section_incremental_inputs): New class.
3168 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3169 new incremental info sections.
3170 (Sized_incremental_binary::do_check_inputs): Likewise.
3171 (Incremental_inputs::report_archive): Remove.
3172 (Incremental_inputs::report_archive_begin): New function.
3173 (Incremental_inputs::report_archive_end): New function.
3174 (Incremental_inputs::report_object): New function.
3175 (Incremental_inputs::finalize_inputs): Remove.
3176 (Incremental_inputs::report_input_section): New function.
3177 (Incremental_inputs::report_script): Rewrite.
3178 (Incremental_inputs::finalize): Do nothing but finalize string table.
3179 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3180 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3181 (Incremental_inputs::create_data_sections): New function.
3182 (Incremental_inputs::relocs_entsize): New function.
3183 (Output_section_incremental_inputs::set_final_data_size): New function.
3184 (Output_section_incremental_inputs::do_write): New function.
3185 (Output_section_incremental_inputs::write_header): New function.
3186 (Output_section_incremental_inputs::write_input_files): New function.
3187 (Output_section_incremental_inputs::write_info_blocks): New function.
3188 (Output_section_incremental_inputs::write_symtab): New function.
3189 * incremental.h (Incremental_script_entry): Forward declaration.
3190 (Incremental_object_entry): Forward declaration.
3191 (Incremental_archive_entry): Forward declaration.
3192 (Incremental_inputs): Forward declaration.
3193 (Incremental_inputs_header_data): Remove.
3194 (Incremental_inputs_header): Remove.
3195 (Incremental_inputs_header_write): Remove.
3196 (Incremental_inputs_entry_data): Remove.
3197 (Incremental_inputs_entry): Remove.
3198 (Incremental_inputs_entry_write): Remove.
3199 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3200 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3201 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3202 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3203 Likewise.
3204 (Incremental_input_entry): New class.
3205 (Incremental_script_entry): New class.
3206 (Incremental_object_entry): New class.
3207 (Incremental_archive_entry): New class.
3208 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3209 (Incremental_inputs::report_inputs): Remove.
3210 (Incremental_inputs::report_archive): Remove.
3211 (Incremental_inputs::report_archive_begin): New function.
3212 (Incremental_inputs::report_archive_end): New function.
3213 (Incremental_inputs::report_object): Change prototype.
3214 (Incremental_inputs::report_input_section): New function.
3215 (Incremental_inputs::report_script): Change prototype.
3216 (Incremental_inputs::get_reloc_count): New function.
3217 (Incremental_inputs::set_reloc_count): New function.
3218 (Incremental_inputs::create_data_sections): New function.
3219 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3220 (Incremental_inputs::inputs_section): New function.
3221 (Incremental_inputs::symtab_section): New function.
3222 (Incremental_inputs::relocs_section): New function.
3223 (Incremental_inputs::get_stringpool): Add const.
3224 (Incremental_inputs::command_line): Add const.
3225 (Incremental_inputs::inputs): Remove.
3226 (Incremental_inputs::command_line_key): New function.
3227 (Incremental_inputs::input_file_count): New function.
3228 (Incremental_inputs::input_files): New function.
3229 (Incremental_inputs::relocs_entsize): New function.
3230 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3231 (Incremental_inputs::finalize_inputs): Remove.
3232 (Incremental_inputs::Input_info): Remove.
3233 (Incremental_inputs::lock_): Remove.
3234 (Incremental_inputs::inputs_): Change type.
3235 (Incremental_inputs::inputs_map_): Remove.
3236 (Incremental_inputs::current_object_entry_): New data member.
3237 (Incremental_inputs::inputs_section_): New data member.
3238 (Incremental_inputs::symtab_section_): New data member.
3239 (Incremental_inputs::relocs_section_): New data member.
3240 (Incremental_inputs::reloc_count_): New data member.
3241 (Incremental_inputs_reader): New class.
3242 (Incremental_symtab_reader): New class.
3243 (Incremental_relocs_reader): New class.
3244 * layout.cc (Layout::finalize): Move finalization of incremental info
3245 and creation of incremental info sections to follow finalization of
3246 symbol table. Set offsets for postprocessing sections.
3247 (Layout::create_incremental_info_sections): Call
3248 Incremental_inputs::create_data_sections. Add incremental symtab
3249 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3250 sections to layout after input sections.
3251 * layout.h (struct Timespec): Forward declaration.
3252 (Layout::incremental_inputs): Add const.
3253 (Layout::create_incremental_info_sections): Add parameter.
3254 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3255 * object.cc: Include incremental.h.
3256 (Relobj::finalize_incremental_relocs): New function.
3257 (Sized_relobj::do_layout): Record input sections in incremental info.
3258 * object.h (Object::output_section): New function.
3259 (Object::output_section_offset): Moved from Relobj.
3260 (Object::get_incremental_reloc_base): New function.
3261 (Object::get_incremental_reloc_count): New function.
3262 (Object::do_output_section): New function.
3263 (Object::do_output_section_offset): Moved from Relobj.
3264 (Object::do_get_incremental_reloc_base): New function.
3265 (Object::do_get_incremental_reloc_count): New function.
3266 (Object::Object): Initialize new data members.
3267 (Relobj::output_section): Renamed do_output_section and moved to
3268 protected.
3269 (Relobj::output_section_offset): Moved to Object.
3270 (Relobj::do_get_incremental_reloc_base): New function.
3271 (Relobj::do_get_incremental_reloc_count): New function.
3272 (Relobj::allocate_incremental_reloc_counts): New function.
3273 (Relobj::count_incremental_reloc): New function.
3274 (Relobj::finalize_incremental_relocs): New function.
3275 (Relobj::next_incremental_reloc_index): New function.
3276 (Relobj::reloc_counts_): New data member.
3277 (Relobj::reloc_bases_): New data member.
3278 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3279 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3280 (Sized_relobj::incremental_relocs_scan): New function.
3281 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3282 (Sized_relobj::incremental_relocs_write): New function.
3283 (Sized_relobj::incremental_relocs_write_reltype): New function.
3284 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3285 incremental link.
3286 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3287 archives and object files elsewhere.
3288 (Add_symbols::run): Report object files here.
3289 (Finish_group::run): Report end of archive at end of group.
3290 * reloc.cc: Include layout.h, incremental.h.
3291 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3292 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3293 (Sized_relobj::incremental_relocs_scan): New function.
3294 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3295 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3296 (Sized_relobj::incremental_relocs_write): New function.
3297 (Sized_relobj::incremental_relocs_write_reltype): New function.
3298 * script.cc (read_input_script): Rewrite test for incremental link.
3299 Change call to Incremental_inputs::report_script.
3300 * symtab.h (Symbol_table::first_global_index): New function.
3301 (Symbol_table::output_count): New function.
3302
ce0d1972
DK		 33032010-08-12 Doug Kwan <dougkwan@google.com>
3304
3305 * arm.cc (Target_arm::merge_object_attributes): Check command line
3306 options --no-wchar-size-warning and --no-enum-size-warning.
3307 * options.h (General_options): Add ld-compatible options
3308 --no-enum-size-warning and --no-wchar-size-warning.
3309
6e5710ce
ILT		 33102010-08-04 Ian Lance Taylor <iant@google.com>
3311
3312 * x86_64.cc (Target_x86_64::Scan::local): Use
3313 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3314 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3315 (Target_x86_64::Scan::global): Likewise.
3316 (Target_x86_64::Relocate::relocate): Likewise.
3317 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3318 Likewise.
3319
fef830db
CC		 33202010-08-03 Cary Coutant <ccoutant@google.com>
3321
3322 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3323 to reserve space in merged_strings vector. Keep total input size
3324 for stats.
3325 (Output_merge_string::do_print_merge_stats): Print total input size.
3326 * merge.h (Output_merge_string): Add input_size_ field.
3327 * stringpool.cc (Stringpool_template::string_length): Move
3328 implementations out of Stringpool_template class and place in
3329 stringpool.h.
3330 * stringpool.h (string_length): Move out of Stringpool_template.
3331
1e3811b0
ILT		 33322010-08-03 Ian Lance Taylor <iant@google.com>
3333
3334 PR 11712
3335 * layout.cc (relaxation_loop_body): If address of load segment is
3336 set, adjust address to include headers if possible.
3337
7af0c620
ILT		 33382010-08-03 Ian Lance Taylor <iant@google.com>
3339
3340 * version.cc (version_string): Bump to 1.10.
3341
22f0da72
ILT		 33422010-08-03 Ian Lance Taylor <iant@google.com>
3343
3344 PR 11805
3345 * layout.h (enum Output_section_order): Define.
3346 (class Layout): Update declarations.
3347 * layout.cc (Layout::get_output_section): Add order parameter.
3348 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3349 is_first_non_relro parameters. Change all callers.
3350 (Layout::choose_output_section): Likewise.
3351 (Layout::add_output_section_data): Likewise.
3352 (Layout::make_output_section): Likewise. Set order.
3353 (Layout::default_section_order): New function.
3354 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3355 * output.cc (Output_section::Output_section): Initialize order_.
3356 Don't initialize deleted fields.
3357 (Output_segment::Output_segment): Don't initialize deleted
3358 fields.
3359 (Output_segment::add_output_section_to_load): New function
3360 replacing add_output_section. Change all callers to call this or
3361 add_output_section_to_nonload.
3362 (Output_segment::add_output_section_to_nonload): New function.
3363 (Output_segment::remove_output_section): Rewrite.
3364 (Output_segment::add_initial_output_data): Likewise.
3365 (Output_segment::has_any_data_sections): Likewise.
3366 (Output_segment::is_first_section_relro): Likewise.
3367 (Output_segment::maximum_alignment): Likewise.
3368 (Output_segment::has_dynamic_reloc): New function replacing
3369 dynamic_reloc_count. Change all callers.
3370 (Output_segment::has_dynamic_reloc_list): New function replacing
3371 dynamic_reloc_count_list. Change all callers.
3372 (Output_segment::set_section_addresses): Rewrite.
3373 (Output_segment::set_offset): Rewrite.
3374 (Output_segment::find_first_and_last_list): Remove.
3375 (Output_segment::set_tls_offsets): Rewrite.
3376 (Output_segment::first_section_load_address): Likewise.
3377 (Output_segment::output_section_count): Likewise.
3378 (Output_segment::section_with_lowest_load_address): Likewise.
3379 (Output_segment::write_section_headers): Likewise.
3380 (Output_segment::print_sections_to_map): Likewise.
3381 * output.h (class Output_data): Remove dynamic_reloc_count_
3382 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3383 (Output_data::add_dynamic_reloc): Rewrite.
3384 (Output_data::has_dynamic_reloc): New function.
3385 (Output_data::dynamic_reloc_count): Remove.
3386 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3387 is_last_relro_, is_first_non_relro_, is_interp_,
3388 is_dynamic_linker_section_ fields. Add order and set_order
3389 functions. Remove is_relro_local, set_is_relro_local,
3390 is_last_relro, set_is_last_relro, is_first_non_relro,
3391 set_is_first_non_relro functions, is_interp, set_is_interp,
3392 is_dynamic_linker_section, and set_is_dynamic_linker_section
3393 functions.
3394 (class Output_segment): Change Output_data_list from std::list to
3395 std:;vector. Add output_lists_ field. Remove output_data_ and
3396 output_bss_ fields. Update declarations.
3397
3ff2ccb0
ILT		 33982010-08-02 Ian Lance Taylor <iant@google.com>
3399
3400 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3401 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3402 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3403
88a4108b
ILT		 34042010-08-02 Ian Lance Taylor <iant@google.com>
3405
3406 PR 11855
3407 * script.cc (Script_options::Script_options): Initialize
3408 symbol_definitions_ and symbol_references_.
3409 (Script_options::add_symbol_assignment): Update
3410 symbol_definitions_ and symbol_references_.
3411 (Script_options::add_symbol_reference): New function.
3412 (script_symbol): New function.
3413 * script.h (class Script_options): Add symbol_definitions_ and
3414 symbol_references_ fields.
3415 (Script_options::referenced_const_iterator): New type.
3416 (Script_options::referenced_begin): New function.
3417 (Script_options::referenced_end): New function.
3418 (Script_options::is_referenced): New function.
3419 (Script_options::any_unreferenced): New function.
3420 * script-c.h (script_symbol): Declare.
3421 * yyscript.y (exp): Call script_symbol.
3422 * symtab.cc: Include "script.h".
3423 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3424 Change all callers. Check symbols referenced by scripts.
3425 (Symbol_table::add_undefined_symbols_from_command_line): Add
3426 layout parameter. Change all callers.
3427 (Symbol_table::do_add_undefined_symbols_from_command_line):
3428 Likewise. Break out loop body. Check symbols referenced by
3429 scripts.
3430 (Symbol_table::add_undefined_symbol_from_command_line): New
3431 function broken out of
3432 do_add_undefined_symbols_from_command_line.
3433 * symtab.h (class Symbol_table): Update declarations.
3434 * archive.cc: Include "layout.h".
3435 (Archive::should_include_member): Add layout parameter. Change
3436 all callers. Check for symbol mentioned in expression.
3437 * archive.h (class Archive): Update declaration.
3438 * object.cc (Sized_relobj::do_should_include_member): Add layout
3439 parameter.
3440 * object.h (Object::should_include_member): Add layout parameter.
3441 Change all callers.
3442 (Object::do_should_include_member): Add layout parameter.
3443 (class Sized_relobj): Update declaration.
3444 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3445 parameter.
3446 * dynobj.h (class Sized_dynobj): Update declaration.
3447 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3448 layout parameter.
3449 * plugin.h (class Sized_pluginobj): Update declaration.
3450
5f1ab67a
ILT		 34512010-08-02 Ian Lance Taylor <iant@google.com>
3452
3453 PR 11866
3454 * output.cc (Output_segment::set_offset): Search for the first and
3455 last sections rather than assuming that the list is in order.
3456 (Output_segment::find_first_and_last_list): New function.
3457 * output.h (class Output_segment): Update declarations.
3458 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3459 (relro_strip_test_SOURCES): New variable.
3460 (relro_strip_test_DEPENDENCIES): New variable.
3461 (relro_strip_test_LDFLAGS): New variable.
3462 (relro_strip_test_LDADD): New variable.
3463 (relro_strip_test.so): New target.
3464
a8df5856
ILT		 34652010-08-02 Ian Lance Taylor <iant@google.com>
3466
3467 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3468 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3469 (Target_i386::got_tlsdesc_section): New function.
3470 (Target_i386::got_section): Create space for GOT entries for
3471 TLSDESC relocations.
3472 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3473 R_386_TLS_GOTDESC.
3474 (Target_i386::Scan::global): Likewise.
3475 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3476 using TLSDESC GOT.
3477 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3478 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3479 (Target_x86_64::got_tlsdesc_section): New function.
3480 (Target_x86_64::got_section): Create space for GOT entries for
3481 TLSDESC relocations.
3482 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3483 R_386_TLS_GOTDESC.
3484 (Target_x86_64::Scan::global): Likewise.
3485 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3486 using TLSDESC GOT.
3487
0c10a0a6
ILT		 34882010-08-02 Ian Lance Taylor <iant@google.com>
3489
3490 * testsuite/final_layout.sh: Use dc to convert from hex to
3491 decimal.
3492
41cbeecc
ST		 34932010-07-29 Sriraman Tallam <tmsriram@google.com>
3494
3495 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3496 paramter to the call to gold::gc_process_relocs.
3497 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3498 paramter to the call to gold::gc_process_relocs.
3499 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3500 parameter to the call to gold::gc_process_relocs.
3501 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3502 template parameter to the call to gold::gc_process_relocs.
3503 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3504 paramter to the call to gold::gc_process_relocs.
3505 * gc.h (get_embedded_addend_size): New function.
3506 (gc_process_relocs): Save the size of the reloc for use by ICF.
3507 * icf.cc (get_section_contents): Get the addend from the text section
3508 for SHT_REL relocation sections.
3509 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3510 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3511 * int_encoding.h (read_from_pointer): New overloaded function.
3512 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3513 * testsuite/icf_sht_rel_addend_test.sh: New file.
3514 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3515 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3516
6ea55b82
RW		 35172010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3518
3519 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3520 * Makefile.in: Regenerate.
3521 * testsuite/Makefile.in: Regenerate.
3522
9691462b
ILT		 35232010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3524
3525 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3526 * gold/testsuite/debug_msg.cc: Likewise.
3527 * gold/testsuite/odr_violation1.cc
3528 * gold/testsuite/odr_violation2.cc
3529
76897331
CC		 35302010-07-21 Cary Coutant <ccoutant@google.com>
3531
3532 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3533 string, and length fields.
3534 (Output_merge_string::Merged_strings_list): New type.
3535 (Output_merge_string::Merged_strings_lists): New typedef.
3536 (Output_merge_string): Replace merged_strings_ with
3537 merged_strings_lists_.
3538 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3539 Merged_strings_list per input object and section. Don't store pointer
3540 to the string. Don't store length with each merged string entry.
3541 (Output_merge_string::finalize_merged_data): Loop over list of merged
3542 strings lists. Recompute length of each merged string.
3543
78384e8f
CC		 35442010-07-15 Cary Coutant <ccoutant@google.com>
3545
3546 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3547 here.
3548
783659f9
ILT		 35492010-07-14 Ian Lance Taylor <iant@google.com>
3550
3551 * descriptors.cc (Descriptors::open): Report correct name in error
3552 message.
3553
131687b4
DK		 35542010-07-13 Doug Kwan <dougkwan@google.com>
3555
3556 * arm.cc (Arm_input_section::Arm_input_section): For a
3557 SHT_ARM_EXIDX section, always keeps the input sections.
3558 (Arm_input_section::set_exidx_section_link): New method.
3559 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3560 has_errors_ to false.
3561 (Arm_exidx_input_section::has_errors,
3562 Arm_exidx_input_section::set_has_errors): New methods.
3563 (Arm_exidx_input_section::has_errors_): New data member.
3564 (Arm_relobj::get_exidx_shndx_list): New method.
3565 (Arm_output_section::append_text_sections_to_list): Do not skip
3566 section without SHF_EXECINSTR.
3567 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3568 errors.
3569 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3570 section header. Make error messages more verbose. Check for
3571 a non-executable section linked to an EXIDX section.
3572 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3573 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3574 check that there is no deferred EXIDX section if we exit early.
3575 Instead of not making an EXIDX section in case of an error, make one
3576 and set the has_errors flag of it.
3577 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3578 in a relocatable link.
3579 (Target_arm::do_relax): Look for the EXIDX output section instead of
3580 assuming that it is called .ARM.exidx.
3581 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3582 section list. Do not check for SHF_EXECINSTR section flags but
3583 skip any input section with errors.
3584 * output.cc (Output_section::Output_section): Initialize
3585 always_keeps_input_sections_ to false.
3586 (Output_section::add_input_section): Check for
3587 always_keeps_input_sections_.
3588 * output.h (Output_section::always_keeps_input_sections,
3589 Output_section::set_always_keeps_input_sections): New methods.
3590 (Output_section::always_keeps_input_sections): New data member.
3591
69517287
RÁE		 35922010-07-13 Rafael Espindola <espindola@google.com>
3593
3594 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3595 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3596
82742395
ILT		 35972010-07-13 Philip Herron <herron.philip@googlemail.com>
3598 Ian Lance Taylor <iant@google.com>
3599
3600 * output.h (Output_section_lookup_maps::add_merge_section):
3601 Correct check of whether value was inserted.
3602 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3603 (Output_section_lookup_maps::add_relaxed_input_section):
3604 Likewise.
3605 * arm.cc (Target_arm::got_section): Remove used local os.
3606 * i386.cc (Target_i386::got_section): Likewise.
3607 * x86_64.cc (Target_x86_64::got_section): Likewise.
3608 * sparc.cc (Target_sparc::got_section): Likewise.
3609 (Target_sparc::relocate): Remove unused local have_got_offset.
3610 * powerpc.cc (Target_powerpc::relocate): Likewise.
3611
f2d707b5
ILT		 36122010-07-13 Ian Lance Taylor <iant@google.com>
3613
241531d6
ILT		 3614 * compressed_output.cc (zlib_decompress): Fix signature in
3615 !HAVE_ZLIB_H case.
3616
f2d707b5
ILT		 3617 * archive.cc (Archive::include_member): Unlock an external member
3618 of a thin archive. Don't bother to delete an object we know is
3619 NULL.
3620
a2e47362
CC		 36212010-07-12 Cary Coutant <ccoutant@google.com>
3622
3623 * compressed_output.cc (zlib_decompress): New function.
3624 (get_uncompressed_size): New function.
3625 (decompress_input_section): New function.
3626 * compressed_output.h (get_uncompressed_size): New function.
3627 (decompress_input_section): New function.
3628 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3629 Handle compressed debug sections.
3630 * layout.cc (is_compressed_debug_section): New function.
3631 (Layout::output_section_name): Map compressed section names to
3632 canonical names.
3633 * layout.h (is_compressed_debug_section): New function.
3634 (is_debug_info_section): Recognize compressed debug sections.
3635 * merge.cc: Include compressed_output.h.
3636 (Output_merge_data::do_add_input_section): Handle compressed
3637 debug sections.
3638 (Output_merge_string::do_add_input_section): Handle compressed
3639 debug sections.
3640 * object.cc: Include compressed_output.h.
3641 (Sized_relobj::Sized_relobj): Initialize new data members.
3642 (build_compressed_section_map): New function.
3643 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3644 * object.h (Object::section_is_compressed): New method.
3645 (Object::do_section_is_compressed): New method.
3646 (Sized_relobj::Compressed_section_map): New type.
3647 (Sized_relobj::do_section_is_compressed): New method.
3648 (Sized_relobj::compressed_sections_): New data member.
3649 * output.cc (Output_section::add_input_section): Handle compressed
3650 debug sections.
3651 * reloc.cc: Include compressed_output.h.
3652 (Sized_relobj::write_sections): Handle compressed debug sections.
3653
ce279a62
CC		 36542010-07-08 Cary Coutant <ccoutant@google.com>
3655
3656 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3657 weak when resolving to a dynamic def.
3658 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3659 for weak undef/dynamic def cases. Adjust callers.
3660 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3661 undef_binding_weak_.
3662 (Symbol_table::sized_write_globals): Adjust symbol binding.
3663 (Symbol_table::sized_write_symbol): Add binding parameter.
3664 * symtab.h (Symbol::set_undef_binding): New method.
3665 (Symbol::is_undef_binding_weak): New method.
3666 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3667 (Symbol_table::should_override): Add new parameter.
3668 (Symbol_table::sized_write_symbol): Add new parameter.
3669
3670 * testsuite/weak_undef_file1.cc: Add new test case.
3671 * testsuite/weak_undef_file2.cc: Fix header comment.
3672 * testsuite/weak_undef_test.cc: Add new test case.
3673
b2286c10
DK		 36742010-06-29 Doug Kwan <dougkwan@google.com>
3675
3676 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3677 Initialize USE_SYMBOL_.
3678 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3679 definition.
3680 (Arm_reloc_property::uses_symbol_): New data member declaration.
3681 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3682 uses symbol value and symbol is undefined but not weakly undefined.
3683
4802450a
RÁE		 36842010-06-28 Rafael Espindola <espindola@google.com>
3685
3686 * plugin.cc (Plugin::load): Use dlerror.
3687
e5ca47ba
ILT		 36882010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3689
3690 * symtab.cc (detect_odr_violations): When reporting an ODR
3691 violation, report an object where the symbol is defined.
3692
8a75a161
DK		 36932010-06-25 Doug Kwan <dougkwan@google.com>
3694
3695 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3696 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3697 definition.
3698 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3699 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3700 target hook to detect function points.
3701 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3702 * icf.h (Icf::check_section_for_function_pointers): Change type of
3703 parameter SECTION_NAME to const reference to std::string. Use
3704 target hook to determine if section may have unsafe pointers.
3705 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3706 method definition.
3707
42218b9f
RÁE		 37082010-06-21 Rafael Espindola <espindola@google.com>
3709
3710 * fileread.cc (Input_file::find_fie): New
3711 (Input_file::open): Use Input_file::find_fie.
3712 * fileread.h (Input_file::find_fie): New
3713 * plugin.cc (set_extra_library_path): New.
3714 (Plugin::load): Add set_extra_library_path to the transfer vector.
3715 (Plugin_manager::set_extra_library_path): New.
3716 (Plugin_manager::add_input_file): Use the extra search path if set.
3717 (set_extra_library_path(): New.
3718 * plugin.h (Plugin_manager): Add set_extra_library_path and
3719 extra_search_path_.
3720
a0506cca
CC		 37212010-06-19 Cary Coutant <ccoutant@google.com>
3722
3723 * layout.cc (gdb_sections): Add .debug_types.
3724 (lines_only_debug_sections): Likewise.
3725
6508b958
RÁE		 37262010-06-18 Rafael Espindola <espindola@google.com>
3727
3728 * plugin.cc (add_input_file,add_input_library)
3729 (Plugin_manager::add_input_file): Make filename arguments const.
3730 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3731 const.
3732
3e235302
DK		 37332010-06-16 Doug Kwan <dougkwan@google.com>
3734
3735 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3736 .ARM.attributes section if we have not merged any input
3737 attributes sections.
3738
106e8a6c
DK		 37392010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3740
3741 * arm.cc: Allow combining objects with no EABI version
3742 information.
3743
91ff43fe
RÁE		 37442010-06-15 Rafael Espindola <espindola@google.com>
3745
3746 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3747
68ed838c
ILT		 37482010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3749
3750 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3751 (struct iovec): Correct !HAVE_READV definition.
3752
f3a2388f
CC		 37532010-06-10 Cary Coutant <ccoutant@google.com>
3754
3755 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3756 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3757 reloc sections.
3758 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3759
3760 PR 11683
3761 * symtab.h (Symbol::is_placeholder): New member function.
3762 * target-reloc.h (relocate_section): Check for placeholder symbols.
3763
3764 * testsuite/Makefile.am (plugin_test_8): New test.
3765 (plugin_test_9): New test.
3766 * testsuite/Makefile.in: Regenerate.
3767
e1df38aa
NC		 37682010-06-09 Nick Clifton <nickc@redhat.com>
3769
3770 * yyscript.y (input_list_element): Allow strings prefixed with
3771 the '-' character. Treat these as libraries.
3772 * script.cc (script_add_library): New function. Adds a library
3773 specified by "-l<name>" found in an input script.
3774 * script-c.h: Add prototype for script_add_library.
3775
25bbe950
DK		 37762010-06-07 Doug Kwan <dougkwan@google.com>
3777
3778 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3779 Restrict stub-group size to be within long conditional branch
3780 range when working around cortex-A8 erratum.
3781
0f32ea4c
ILT		 37822010-06-07 Damien Diederen <dd@crosstwine.com>
3783
3784 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3785 #ifdef typo.
3786
8fe2a369
ST		 37872010-06-03 Sriraman Tallam <tmsriram@google.com>
3788
3789 PR gold/11658
3790 * output.cc
3791 (Output_section::Input_section_sort_entry::compare_section_ordering):
3792 Change to return non-zero correctly.
3793 (Output_section::Input_section_sort_section_order_index_compare
3794 ::operator()): Change to fix ambiguity in comparisons.
3795
6e9ba2ca
ST		 37962010-06-01 Sriraman Tallam <tmsriram@google.com>
3797
3798 * gold.h (is_wildcard_string): New function.
3799 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3800 (Layout::layout_eh_frame): Ditto.
3801 (Layout::find_section_order_index): New method.
3802 (Layout::read_layout_from_file): New method.
3803 * layout.h (Layout::find_section_order_index): New method.
3804 (Layout::read_layout_from_file): New method.
3805 (Layout::input_section_position_): New private member.
3806 (Layout::input_section_glob_): New private member.
3807 * main.cc (main): Call read_layout_from_file here.
3808 * options.h (--section-ordering-file): New option.
3809 * output.cc (Output_section::input_section_order_specified_): New
3810 member.
3811 (Output_section::Output_section): Initialize new member.
3812 (Output_section::add_input_section): Add new parameter.
3813 Keep input sections when --section-ordering-file is used.
3814 (Output_section::set_final_data_size): Sort input sections when
3815 section ordering file is specified.
3816 (Output_section::Input_section_sort_entry): Add new parameter.
3817 Check sorting type.
3818 (Output_section::Input_section_sort_entry::compare_section_ordering):
3819 New method.
3820 (Output_section::Input_section_sort_compare::operator()): Change to
3821 consider section_order_index.
3822 (Output_section::Input_section_sort_init_fini_compare::operator()):
3823 Change to consider section_order_index.
3824 (Output_section::Input_section_sort_section_order_index_compare
3825 ::operator()): New method.
3826 (Output_section::sort_attached_input_sections): Change to sort
3827 according to section order when specified.
e1df38aa
NC		 3828 (Output_section::add_input_section<32, true>): Add new parameter.
3829 (Output_section::add_input_section<64, true>): Add new parameter.
3830 (Output_section::add_input_section<32, false>): Add new parameter.
3831 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3832 * output.h (Output_section::add_input_section): Add new parameter.
3833 (Output_section::input_section_order_specified): New
3834 method.
3835 (Output_section::set_input_section_order_specified): New method.
3836 (Input_section::Input_section): Initialize section_order_index_.
3837 (Input_section::section_order_index): New method.
3838 (Input_section::set_section_order_index): New method.
3839 (Input_section::section_order_index_): New member.
3840 (Input_section::Input_section_sort_section_order_index_compare): New
3841 struct.
3842 (Output_section::input_section_order_specified_): New member.
3843 * script-sections.cc (is_wildcard_string): Delete and move modified
3844 method to gold.h.
3845 (Output_section_element_input::Output_section_element_input): Modify
3846 call to is_wildcard_string.
3847 (Output_section_element_input::Input_section_pattern
3848 ::Input_section_pattern): Ditto.
3849 (Output_section_element_input::Output_section_element_input): Ditto.
3850 * testsuite/Makefile.am (final_layout): New test case.
3851 * testsuite/Makefile.in: Regenerate.
3852 * testsuite/final_layout.cc: New file.
3853 * testsuite/final_layout.sh: New file.
3854
3537c84b
RÁE		 38552010-06-01 Rafael Espindola <espindola@google.com>
3856
3857 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3858
105b6afd
RÁE		 38592010-06-01 Rafael Espindola <espindola@google.com>
3860
3861 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3862 visibility of symbols.
3863
29e11421
DK		 38642010-05-27 Doug Kwan <dougkwan@google.com>
3865
3866 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3867 from start of output section instead of address for a local symbol
3868 in a merged or relaxed section when doing a relocatable link.
3869
5e0f337e
RÁE		 38702010-05-26 Rafael Espindola <espindola@google.com>
3871
3872 PR 11604
3873 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3874 adding sections the garbage collector removed.
3875 * gold/testsuite/Makefile.am: Add test.
3876 * gold/testsuite/Makefile.in: Regenerate.
3877 * gold/testsuite/plugin_test_7.sh: New.
3878 * gold/testsuite/plugin_test_7_1.c: New.
3879 * gold/testsuite/plugin_test_7_2.c: New.
3880
f4187277
RÁE		 38812010-05-26 Rafael Espindola <espindola@google.com>
3882
3883 * script-sections.cc (Output_section_definition::set_section_addresses):
3884 Check for --section-start.
3885
5c388529
DK		 38862010-05-26 Doug Kwan <dougkwan@google.com>
3887
3888 * arm.cc (Arm_scan_relocatable_relocs): New class.
3889 (Target_arm::relocate_special_relocatable): New method.
3890 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3891 (Arm_relocate_functions::thumb_branch_common): Same.
3892 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3893 instead of Default_scan_relocatable_relocs.
3894 * target-reloc.h (relocate_for_relocatable): Let target handle
3895 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3896 * target.h (Sized_target::relocate_special_relocatable): New method.
3897
bca1c3ae
ILT		 38982010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3899
3900 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3901
0439c796
DK		 39022010-05-23 Doug Kwan <dougkwan@google.com>
3903
3904 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3905 instead of a cast.
3906 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3907 with a direct branch, not a conditional branch, to a stub.
3908 * merge.cc (Output_merge_base::record_input_section): New method
3909 defintion.
3910 (Output_merge_data::do_add_input_section): Record input section if
3911 keeps-input-sections flag is set.
3912 (Output_merge_string::do_add_input_section): Ditto.
3913 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3914 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3915 INPUT_SECTIONS_.
3916 (Output_merge_base::keeps_input_sections,
3917 Output_merge_base::set_keeps_input_sections,
3918 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3919 method definitions.
3920 (Output_merge_base::Input_sections): New type declaration.
3921 (Output_merge_base::input_sections_begin,
3922 Output_merge_base::input_sections_end,
3923 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3924 (Output_merge_base::bool keeps_input_sections_,
3925 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3926 Output_merge_base::input_sections_): New data members.
3927 (Output_merge_data::do_set_keeps_input_sections): New method
3928 defintion.
3929 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3930 * output.cc (Output_section::Input_section::relobj): Move method
3931 defintion from class declaration to here and handle merge sections.
3932 (Output_section::Input_section::shndx): Ditto.
3933 (Output_section::Output_section): Remove initializations of removed
3934 data members and initialize new data member LOOKUP_MAPS_.
3935 (Output_section::add_input_section): Set keeps-input-sections flag
3936 for a newly created merge output section as appropriate. Adjust code
3937 to use Output_section_lookup_maps class.
3938 (Output_section::add_relaxed_input_section): Adjst code for lookup
3939 maps code refactoring.
3940 (Output_section::add_merge_input_section): Add a new parameter
3941 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3942 class. If adding input section to a newly created merge output
3943 section fails, remove the new merge section.
3944 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3945 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3946 (Output_section::find_merge_section): Ditto.
3947 (Output_section::build_lookup_maps): New method defintion.
3948 (Output_section::find_relaxed_input_section): Adjust code to use
3949 Output_section_lookup_maps class.
3950 (Output_section::get_input_sections): Export merge sections. Adjust
3951 code to use Output_section_lookup_maps class.
3952 (Output_section:::add_script_input_section): Adjust code to use
3953 Output_section_lookup_maps class. Update lookup maps for merge
3954 sections also.
3955 (Output_section::discard_states): Use Output_section_lookup_maps.
3956 (Output_section::restore_states): Same.
3957 * output.h (Merge_section_properties): Move class defintion out of
3958 Output_section.
3959 (Output_section_lookup_maps): New class.
3960 (Output_section::Input_section::is_merge_section): New method
3961 defintion.
3962 (Output_section::Input_section::relobj): Move defintion out of class
3963 defintion. Declare method only.
3964 (Output_section::Input_section::shndx): Ditto.
3965 (Output_section::Input_section::output_merge_base): New method defintion.
3966 (Output_section::Input_section::u2_.pomb): New union field.
3967 (Output_section::Merge_section_by_properties_map,
3968 Output_section::Output_section_data_by_input_section_map,
3969 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3970 Remove types.
3971 (Output_section::add_merge_input_section): Add new parameter
3972 KEEPS_INPUT_SECTIONS.
3973 (Output_section::build_lookup_maps): New method declaration.
3974 (Output_section::merge_section_map_,
3975 Output_section::merge_section_by_properties_map_,
3976 Output_section::relaxed_input_section_map_,
3977 Output_section::is_relaxed_input_section_map_valid_): Remove data
3978 members.
3979 (Output_section::lookup_maps_): New data member.
3980
76295588
L		 39812010-05-21 Doug Kwan <dougkwan@google.com>
3982
3983 PR gold/11619
3984 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3985 avoid a compilation error.
3986
d103a984
RÁE		 39872010-05-19 Rafael Espindola <espindola@google.com>
3988
3989 * script-sections.cc (Output_section_definition::allocate_to_segment):
3990 Update the phdrs_list even when the output section is NULL.
3991 * testsuite/Makefile.am: Add test.
3992 * testsuite/Makefile.in: Regenerate.
3993 * testsuite/script_test_9.cc: New.
3994 * testsuite/script_test_9.sh: New.
3995 * testsuite/script_test_9.t: New.
3996
6625d24e
DK		 39972010-05-19 Doug Kwan <dougkwan@google.com>
3998
3999 * arm.cc (Arm_input_section::original_size): New method.
4000 (Arm_input_section::do_addralign): Add a cast.
4001 (Arm_input_section::do_output_offset): Remove static cast.
4002 (Arm_input_section::original_addralign,
4003 Arm_input_section::original_size_): Change type to uint32_t.
4004 (Arm_input_section::init): Add safe casts for section alignment
4005 and size.
4006 (Arm_input_section::set_final_data_size): Do not set address and
4007 offset of stub table.
4008 (Arm_output_section::fix_exidx_coverage): Change use of of
4009 Output_section::Simple_input_section to that of
4010 Output_section::Input_section.
4011 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4012 except for the first pass.
4013 * output.cc (Output_section::get_input_sections): Change type of
4014 input_sections to std::list<Input_section>.
4015 (Output_section::add_script_input_section): Rename from
4016 Output_section::add_simple_input_section. Change type of SIS
4017 parameter from Simple_input_section to Input_section.
4018 * output.h (Output_section::Simple_input_section): Remove class.
4019 (Output_section::Input_section): Change class visibility to public.
4020 (Output_section::Input_section::addralign): Use stored alignments
4021 for special input sections if set.
4022 (Output_section::Input_section::set_addralign): New method.
4023 (Output_section::get_input_sections): Change parameter type from
4024 list of Simple_input_section to list of Input_section.
4025 (Output_section::add_script_input_section): Rename from
4026 Output_section::add_simple_input_section. Change first parameter's
4027 type from Simple_input_section to Input_section and remove the
4028 second and third parameters.
4029 * script-sections.cc (Input_section::Input_section_list): Change
4030 type to list of Output_section::Input_section/
4031 (Input_section_info::Input_section_info): Change parameter type of
4032 INPUT_SECTION to Output_section::Input_section.
4033 (Input_section_info::input_section): Change return type.
4034 (Input_section_info::input_section_): Change type to
4035 Output_section::Input_section.
4036 (Output_section_element_input::set_section_addresses): Adjust code
4037 to use Output_section::Input_section instead of
4038 Output_section::Simple_input_section. Adjust code for renaming
4039 of Output_section::add_simple_input_section.
4040 (Orphan_output_section::set_section_addresses): Ditto.
4041
e1e82ea4
RW		 40422010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4043
4044 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4045 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4046
91e75c8a
RÁE		 40472010-05-18 Rafael Espindola <espindola@google.com>
4048
4049 * options.cc (General_options::finalize): Handle -nostdlib.
4050 * options.h (nostdlib): New option.
4051 * script.cc (script_add_search_dir): Handle -nostdlib.
4052
da59ad79
DK		 40532010-05-12 Doug Kwan <dougkwan@google.com>
4054
4055 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4056 attributes section only if there no attributes section after merging.
4057 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4058 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4059 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4060 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4061 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4062 and arm_attr_merge_7.stdout.
4063 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4064 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4065 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4066 arm_attr_merge_7b.o): New rules.
4067 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4068 arm_attr_merge_7
4069 * testsuite/Makefile.in: Regenerate.
4070 * testsuite/arm_attr_merge.sh: New file.
4071 * testsuite/arm_attr_merge_[67][ab].s: Same.
4072
3e01a7fd
NC		 40732010-05-05 Nick Clifton <nickc@redhat.com>
4074
4075 * po/es.po: Updated Spanish translation.
4076
7ad2014a
L		 40772010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4078
4079 * Makefile.am (install-exec-local): Properly install gold as
4080 default cross linker.
4081 * Makefile.in: Regenerated.
4082
4fda8867
NC		 40832010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4084 Nick Clifton <nickc@redhat.com>
4085
4086 * configure.ac (install_as_default): Define and set to false
4087 unless --enable-gold or --enable-gold=both/gold has been
4088 specified.
4089 * configure: Regenerate.
4090
4091 * Makefile.am (install-exec-local): Install the executable as
4092 'ld.gold'. If install_as_default is true then also install it as
4093 'ld'.
4094 * Makefile.in: Regenerated.
4095
bd288ea2
ILT		 40962010-04-24 Ian Lance Taylor <iant@google.com>
4097
4098 * layout.cc (Layout::layout_reloc): In relocatable link don't
4099 combine reloc sections for grouped sections.
4100
ef38fd8a
ST		 41012010-04-23 Sriraman Tallam <tmsriram@google.com>
4102
4103 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4104 sections that are not ordinary to icf.
4105 * icf.cc (get_section_contents): Handle relocation pointing to section
4106 with no object or shndx information.
4107 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4108 * testsuite/Makefile.in: Regenerate.
4109 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4110 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4111
f6973bdc
ILT		 41122010-04-22 Ian Lance Taylor <iant@google.com>
4113
4114 * expression.cc (Expression::Expression_eval_info): Add
4115 result_alignment_pointer field.
4116 (Expression::eval_with_dot): Add result_alignment_pointer
4117 parameter. Change all callers.
4118 (Expression::eval_maybe_dot): Likewise.
4119 (class Binary_expression): Add alignment_pointer parameter to
4120 left_value and right_value. Change all callers.
4121 (BINARY_EXPRESSION): Set result alignment.
4122 (class Trinary_expression): Add alignment_pointer parameter to
4123 arg2_value and arg3_value. Change all callers.
4124 (Trinary_cond::value): Set result alignment.
4125 (Max_expression::value, Min_expression::value): Likewise.
4126 (Align_expression::value): Likewise.
4127 * script-sections.cc (class Sections_element): Add dot_alignment
4128 parameter to set_section_addresses virtual function. Update
4129 instantiations.
4130 (class Output_section_element): Likewise.
4131 (Script_sections::create_segments): Add dot_alignment parameter.
4132 Change all callers.
4133 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4134 (Script_sections::set_phdrs_clause_addresses): Likewise.
4135 * script-sections.h: Update declarations.
4136 * script.h: Update declarations.
4137 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4138 min_p_align.
4139 * testsuite/script_test_3.t: Set large alignment.
4140 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4141 segment has expected alignment.
4142
9c9c98a5
NC		 41432010-04-22 Nick Clifton <nickc@redhat.com>
4144
4145 * po/gold.pot: Updated by the Translation project.
4146 * po/vi.po: Updated Vietnamese translation.
4147
2253bfba
L		 41482010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4149
4150 * testsuite/Makefile.am (check_PROGRAMS): Add
4151 icf_virtual_function_folding_test.
4152 * testsuite/Makefile.in: Regenerated.
4153
85fdf906
AH		 41542010-04-15 Andrew Haley <aph@redhat.com>
4155
4156 * options.h (merge_exidx_entries): New option.
4157 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4158 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4159 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4160 (Target_arm::merge_exidx_entries): New function.
4161 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4162 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4163 to Arm_exidx_fixup constructor.
4164 Add new arg, merge_exidx_entries.
4165 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4166 Arm_output_section::fix_exidx_coverage.
4167
ce97fa81
ST		 41682010-04-18 Sriraman Tallam <tmsriram@google.com>
4169
4170 * icf.cc (get_section_contents): Check for preemptible functions.
4171 Ignore addend when appropriate.
4172 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4173 section folded.
4174 (add_from_relobj): Check for section folded.
4175 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4176 * symtab.h (should_add_dynsym_entry): Add new parameter.
4177 * target-reloc.h (scan_relocs): Check for section folded.
4178 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4179 Check reloc types for function pointers in shared objects.
4180 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4181 case.
4182 (icf_preemptible_functions_test): New test case.
4183 (icf_string_merge_test): New test case.
4184 * testsuite.Makefile.in: Regenerate.
4185 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4186 bar_glob. Refactor code.
4187 * testsuite/icf_preemptible_functions_test.cc: New file.
4188 * testsuite/icf_preemptible_functions_test.sh: New file.
4189 * testsuite/icf_string_merge_test.cc: New file.
4190 * testsuite/icf_string_merge_test.sh: New file.
4191 * testsuite/icf_virtual_function_folding_test.cc: New file.
4192 * testsuite/icf_virtual_function_folding_test.sh: New file.
4193
04ceb17c
DK		 41942010-04-14 Doug Kwan <dougkwan@google.com>
4195
4196 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4197 for local symbol recounting if we remove a section due to ICF.
4198 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4199 there are no regular objects in input.
4200
153e7da4
DK		 42012010-04-13 Doug Kwan <dougkwan@google.com>
4202
4203 * arm.cc (Arm_input_section::set_final_data_size): Compute
4204 accurate final data size instead of using current data size.
4205
4dbd9faf
DK		 42062010-04-09 Doug Kwan <dougkwan@google.com>
4207
4208 * layout.cc (Layout::choose_output_section): Handle script section
4209 types.
4210 (Layout::make_output_section_for_script): Add section type parameter.
4211 Handle script section types.
4212 * layout.h (Layout::make_output_section_for_script): Add section
4213 type parameter.
4214 * output.cc (Output_section::Output_section): Initialize data member
4215 is_noload_.
4216 (Output_section::do_reset_address_and_file_offset): Do not set address
4217 to 0 if section is a NOLOAD section.
4218 * output.h (Output_section::is_noload): New method.
4219 (Output_section::set_is_noload): Ditto.
4220 (Output_section::is_noload_): New data member.
4221 * script-c.h (Script_section_type): New enum type.
4222 (struct Parser_output_section_header): Add new file section_type.
4223 * script-sections.cc (Sections_element::output_section_name): Add
4224 parameter for returning script section type.
4225 (Output_section_definition::output_section_name): Ditto.
4226 (Output_section_definition::section_type)P; New method.
4227 (Output_section_definiton::script_section_type_name): Ditto.
4228 (Output_section_definition::script_section_type_): New data member.
4229 (Output_section_definition::Output_section_definition): Initialize
4230 data member Output_section_definition::script_section_type_.
4231 (Output_section_definition::create_sections): Pass script section type
4232 to Layout::make_output_section_for_script.
4233 (Output_section_definition::output_section_name): Return script
4234 section type to caller.
4235 (Output_section_definition::set_section_address): Do not advance
4236 dot value and load address if section type is NOLOAD. Set address
4237 of NOLOAD sections regardless of section flags.
4238 (Output_section_definition::print): Print section type if it is
4239 not SCRIPT_SECTION_TYPE_NONE.
4240 (Output_section_definition::section_type): New method.
4241 (Output_section_definition::script_section_type_name): Ditto.
4242 (Script_sections::output_section_name): Add new parameter
4243 PSECTION_TYPE for returning script section type. Pass it to
4244 section elements. Handle discard sections.
4245 (Sort_output_sections::operator()): Handle NOLOAD sections.
4246 * script-sections.h (Script_sections::Section_type): New enum type.
4247 (Script_sections::output_section_name): Add a new parameter for
4248 returning script section type.
4249 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4250 INFO and NOLOAD.
4251 * yyscript.y (union): Add new field SECTION_TYPE.
4252 (COPY, DSECT, INFO, NOLOAD): New tokens.
4253 (opt_address_and_section_type): Change type to output_section_header.
4254 (section_type): New non-terminal
4255 (section_header): Handle section type.
2253bfba 4256 (opt_address_and_section_type): Return section type value.
4dbd9faf 4257
721ea635
L		 42582010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4259
4260 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4261 * testsuite/plugin_common_test_2.c (foo): Likewise.
4262
6bf924b0
DK		 42632010-04-08 Doug Kwan <dougkwan@google.com>
4264
4265 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4266 Output_merge_data.
4267 * output.cc (Output_section::add_merge_input_section): Simplify
4268 code and return status of Output_merge_base::add_input_section.
e1df38aa 4269 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4270 returns true.
4271
24af6f92
DK		 42722010-04-07 Doug Kwan <dougkwan@google.com>
4273
4274 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4275 if section is marked as containing instructions but has no mapping
4276 symbols.
4277 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4278 correct section index.
4279 (Arm_relobj::find_linked_text_section): Ditto.
4280
00698fc5
CC		 42812010-04-07 Cary Coutant <ccoutant@google.com>
4282
4283 * archive.cc (include_member): Destroy Read_symbols_data object before
4284 releasing file.
4285 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4286 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4287 (Read_symbols_data::~Read_symbols_data) New destructor.
4288 (Section_relocs::Section_relocs) New constructor.
4289 (Section_relocs::~Section_relocs) New destructor.
4290 (Read_relocs_data::Read_relocs_data) New constructor.
4291 (Read_relocs_data::~Read_relocs_data) New destructor.
4292 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4293 pointers to NULL after deleting.
4294
7296d933
DK		 42952010-04-07 Doug Kwan <dougkwan@google.com>
4296
4297 * arm.cc: Replace "endianity" with "endianness" in comments.
4298 (Arm_exidx_cantunwind): Ditto.
4299 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4300 (Arm_relobj::merge_flags_and_attributes): New method.
4301 (Arm_relobj::merge_flags_and_attributes_): New data member.
4302 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4303 (Arm_relobj::scan_sections_for_stubs): Ditto.
4304 (Arm_relobj::do_read_symbols): Check to see if we really want to
4305 merge processor-specific flags and attributes. Exit early if
4306 an object is empty except for section names and the undefined symbol.
4307 (Target_arm::do_finalize_sections): Move check for ELF format to
4308 Arm_relobj::do_read_symbols. Merge processor specific flags and
4309 attributes from a regular object only when we have determined that
4310 it is aapropriate. Do not create an .ARM.attributes section in
4311 output if there is no regular input object.
4312 (Target_arm::merge_processor_specific_flags): Check
4313 --warn-mismatch before printing any error.
4314 (Target_arm::merge_object_attributes): Ditto.
4315 * gold.cc (queue_middle_tasks): Handle the case in which there is
4316 no regular object in input.
4317 * options.cc (General_options::parse_EB): New method.
4318 (General_options::parse_EL): Same.
4319 (General_options::General_options): Initialize endianness_.
4320 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4321 New options.
4322 (General_options::Endianness): New enum.
4323 (General_options::endianness): New method.
4324 (General_options::endianness_): New data member.
4325 * parameters.cc (Parameters::set_options): Check target endianness.
4326 (Parameters::set_target_once): Ditto.
4327 (Parameters::check_target_endianness): New method.
4328 (parameters_force_valid_target): If either -EL or -EB is specified,
4329 use it to define endianness of default target.
4330 * parameters.h (Parameters::check_target_endianness): New method
4331 declaration.
4332 * target.h (class Target): Change "endianity" to "endianness"
4333 in comments.
4334
efc8d4f2
RW		 43352010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4336
4337 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4338 * configure: Regenerate.
4339 * Makefile.in: Regenerate.
4340 * testsuite/Makefile.in: Regenerate.
4341
be234d88
CC		 43422010-04-06 Cary Coutant <ccoutant@google.com>
4343
4344 gcc PR lto/42757
4345 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4346 prevailing definitions of common symbols.
4347 * testsuite/plugin_test_6.sh: New test case.
4348 * testsuite/plugin_common_test_1.c: New test case.
4349 * testsuite/plugin_common_test_2.c: New test case.
4350 * testsuite/Makefile.am (plugin_test_6): New test case.
4351 * testsuite/Makefile.in: Regenerate.
4352
bd32c6bd
NC		 43532010-04-06 Nick Clifton <nickc@redhat.com>
4354
4355 * po/vi.po: New Vietnamese translation.
4356
323c532f
DK		 43572010-03-30 Doug Kwan <dougkwan@google.com>
4358
4359 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4360
4fcd97eb
DK		 43612010-03-25 Doug Kwan <dougkwan@google.com>
4362
4363 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4364 to avoid a conversion warning on a 32-bit host.
4365
4ebf39db
ILT		 43662010-03-24 Ian Lance Taylor <iant@google.com>
4367
4368 * testsuite/script_test_3.t: Add a TLS segment.
4369 * testsuite/Makefile.am (check_PROGRAMS): Add
4370 tls_phdrs_script_test.
4371 (tls_phdrs_script_test_SOURCES): Define.
4372 (tls_phdrs_script_test_DEPENDENCIES): Define.
4373 (tls_phdrs_script_test_LDFLAGS): Define.
4374 (tls_phdrs_script_test_LDADD): Define.
4375 * testsuite/Makefile.in: Rebuild.
4376
4a599bdd
CC		 43772010-03-23 Cary Coutant <ccoutant@google.com>
4378
4379 * fileread.cc (find_or_make_view): Fix comment.
4380
6c93b22c
ILT		 43812010-03-23 Ian Lance Taylor <iant@google.com>
4382
4383 * script-sections.cc (class Orphan_section_placement): Define
4384 PLACE_TLS and PLACE_TLS_BSS.
4385 (Orphan_section_placement::Orphan_section_placement): Initialize
4386 new places.
4387 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4388 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4389 (tls_script_test_SOURCES): Define.
4390 (tls_script_test_DEPENDENCIES): Define.
4391 (tls_script_test_LDFLAGS): Define.
4392 (tls_script_test_LDADD): Define.
4393 * testsuite/Makefile.in: Rebuild.
4394
a2c7281b
DK		 43952010-03-22 Doug Kwan <dougkwan@google.com>
4396
4397 * arm.cc (Arm_relocate_functions::abs8,
4398 Arm_relocate_functions::abs16): Use correct check for overflow
4399 specified in the ARM ELF specs.
4400 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4401 target of a BLX instruction specially.
4402 (Reloc_stub::stub_type_for_reloc): Ditto.
4403 (Relocate::relocate): Use symbolic names instead of numeric relocation
4404 codes to report error.
4405 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4406 workaround.
4407 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4408 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4409 thumb2_blx_out_of_range.stdout
4410 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4411 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4412 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4413 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4414 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4415 thumb2_blx_in_range, thumb2_blx_in_range.o,
4416 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4417 thumb2_blx_out_of_range.o): New rules.
4418 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4419 thumb2_blx_in_range and thumb2_blx_out_of_range.
4420 * testsuite/Makefile.in: Regenerate.
4421 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4422 * testsuite/thumb_blx_in_range.s: New file.
4423 * testsuite/thumb_blx_out_of_range.s: New file.
4424
b0193076
RÁE		 44252010-03-22 Rafael Espindola <espindola@google.com>
4426
4427 * archive.cc (Should_include): Move to archive.h.
4428 (should_include_member): Make it a member of Archive.
4429 (Lib_group): New.
4430 (Add_lib_group_symbols): New.
4431 * archive.h: Include options.h.
4432 (Archive_member): Moved from Archive.
4433 (Should_include): Moved from archive.cc.
4434 (Lib_group): New.
4435 (Add_lib_group_symbols): New.
4436 * dynobj.cc (do_should_include_member): New.
4437 * dynobj.h (do_should_include_member): New.
4438 * gold.cc (queue_initial_tasks): Update call to queue.
4439 * main.cc (main): Print lib group stats.
4440 * object.cc (do_should_include_member): New.
4441 * object.h: Include archive.h.
4442 (Object::should_include_member): New.
4443 (Object::do_should_include_member): New.
4444 (Sized_relobj::do_should_include_member): New.
4445 * options.cc (General_options::parse_start_lib): New.
4446 (General_options::parse_end_lib): New.
4447 (Input_arguments::add_file): Handle lib groups.
4448 (Input_arguments::start_group): Check we are not in a lib.
4449 (Input_arguments::start_lib): New.
4450 (Input_arguments::end_lib): New.
4451 * options.h (General_options): Add start_lib and end_lib.
4452 (Input_argument::lib_): New.
4453 (Input_argument::lib): New.
4454 (Input_argument::is_lib): New.
4455 (Input_file_lib): New.
4456 (Input_arguments::in_lib_): New.
4457 (Input_arguments::in_lib): New.
4458 (Input_arguments::start_lib): New.
4459 (Input_arguments::end_lib_): New.
4460 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4461 in unused members as preempted.
4462 (Sized_pluginobj::do_should_include_member): New.
4463 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4464 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4465 return the blocker.
4466 (Read_symbols::do_whole_lib_group): New.
4467 (Read_symbols::do_lib_group): New.
4468 (Read_symbols::do_read_symbols): Handle lib groups.
4469 (Read_symbols::get_name): Handle lib groups.
4470 * readsyms.h (Read_symbols): Add an archive member pointer.
4471 (Read_symbols::do_whole_lib_group): New.
4472 (Read_symbols::do_lib_group): New.
4473 (Read_symbols::member_): New.
4474 * script.cc (read_input_script): Update call to queue_soon.
4475
d099120c
DK		 44762010-03-19 Doug Kwan <dougkwan@google.com>
4477
4478 * arm.cc (Stub_table::Stub_table): Initialize new data members
4479 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4480 (Stub_table::add_reloc_stub): Assign stub offset and update
4481 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4482 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4483 New data members.
4484 (Stub_table::update_data_size_and_addralign): Use
4485 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4486 instead of going over all reloc stubs.
4487 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4488 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4489 Stringpool_template::offset_ to size of Stringpool_char.
4490 (Stringpool_template::new_key_offset): Remove code to initialize
4491 Stringpool_template::offset_.
4492 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4493 Stringpool_template::offset_ to zero.
4494
1aa37384
DK		 44952010-03-15 Doug Kwan <dougkwan@google.com>
4496
4497 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4498 offset_.
4499 (Stringpool_template::new_key_offset): New method.
4500 (Stringpool_template::add_string): Assign offsets when adding new
4501 strings.
4502 (Stringpool_template::set_string_offsets): Do not set string offsets
4503 when not optimizing.
4504 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4505 member size_.
4506 (Chunked_vector::clear): Clear size_.
4507 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4508 (Chunked_vector::size): Return size_.
4509 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4510 (Chunked_vector::size_): New data member.
1aa37384
DK		 4511 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4512 (Stringpool_template::new_key_offset): New method declaration.
4513 (Stringpool_template::offset_): New data member.
4514
b672b057
RÁE		 45152010-03-15 Rafael Espindola <espindola@google.com>
4516
4517 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4518 Add_symbols' constructor.
4519 * readsyms.h (Add_symbols): Remove the input_group member.
4520
b6848d3c
ILT		 45212010-03-10 Ian Lance Taylor <iant@google.com>
4522
4523 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4524 target to ask whether a reference to a symbol requires a stack
4525 split.
4526 * target.h (Target::is_call_to_non_split): New function.
4527 (Target::do_is_call_to_non_split): Declare virtual function.
4528 * target.cc: Include "symtab.h".
4529 (Target::do_is_call_to_non_split): New function.
4530 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4531
a2a5469e
CC		 45322010-03-10 Cary Coutant <ccoutant@google.com>
4533
4534 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4535 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4536 (File_read::open[2]): Add whole_file_view_ to list of views.
4537 (File_read::make_view): Remove test of whole_file_view_.
4538 (File_read::find_or_make_view): Create whole_file_view_ if
4539 necessary.
4540 (File_read::clear_views): Replace bool parameter with enum;
4541 adjust all callers. Don't delete views with permanent data;
4542 do delete cached views and views from archives if
4543 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4544 if clearing the corresponding view.
4545 * fileread.h (File_read::Clear_views_mode): New enum.
4546 (File_read::View::is_permanent_view): New method.
4547 (File_read::clear_views): Replace bool parameter
4548 with enum; adjust all callers.
4549 * options.h (General_options): Change keep_files_mapped option;
4550 add map_whole_files.
4551 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4552 releasing the file.
4553 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4554 the file.
4555
8861f32b
DM		 45562010-03-10 David S. Miller <davem@davemloft.net>
4557
4558 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4559
d62d0f5f
ST		 45602010-03-09 Sriraman Tallam <tmsriram@google.com>
4561
4562 * icf.cc (get_section_contents): Add '@' marker after processing the
4563 merge reloc.
4564
9177756d
DK		 45652010-03-08 Doug Kwan <dougkwan@google.com>
4566
4567 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4568 due to a conversion warning.
4569 (Arm_relobj::update_output_local_symbol_count): Check for local
4570 symbol with unset output index.
4571
9e9e071b
ILT		 45722010-03-05 Ian Lance Taylor <iant@google.com>
4573
4574 * options.h (class General_options): Add --spare-dynamic-tags.
4575 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4576 --spare-dynamic-tags.
4577
a81ee015
ILT		 45782010-03-05 Ian Lance Taylor <iant@google.com>
4579
4580 * incremental.cc: Include "libiberty.h".
4581
44ec90b9
RO		 45822010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4583
4584 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4585 function, is_info_ member.
4586 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4587 (Versions::Versions): Update caller.
4588 (Versions::define_base_version): Likewise.
4589 (Versions::add_def): Likewise.
4590
0897ed3b
ST		 45912010-03-03 Sriraman Tallam <tmsriram@google.com>
4592
4593 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4594 (Scan::possible_function_pointer_reloc): New function.
4595 (Scan::local_reloc_may_be_function_pointer): Change to call
4596 possible_function_pointer_reloc.
4597 (Scan::global_reloc_may_be_function_pointer): Ditto.
4598 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4599 relocations in ".data.rel.ro._ZTV" section.
4600 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4601 * testsuite/icf_safe_so_test.cc: Ditto.
4602 * testsuite/icf_safe_test.cc: Ditto.
4603 * testsuite/icf_safe_test.sh: Ditto.
4604
d3bbad62
ILT		 46052010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4606 Ian Lance Taylor <iant@google.com>
4607
4608 * target-reloc.h (relocate_section): Check the symbol table index
4609 for -1U before setting the local symbol index.
4610 (scan_relocatable_relocs): If copying the relocation, record that
4611 the local symbol is required.
4612 * object.h (Symbol_value::is_output_symtab_index_set): New
4613 function.
4614 (Symbol_value::may_be_discarded_from_output_symtab): New
4615 function.
4616 (Symbol_value::has_output_symtab_entry): New function.
4617 (Symbol_value::needs_output_symtab_entry): Remove.
4618 (Symbol_value::output_symtab_index): Make sure the symbol index is
4619 set.
4620 (Symbol_value::set_output_symtab_index): Make sure the symbol
4621 index is not set. Make sure the new index is valid.
4622 (Symbol_value::set_must_have_output_symtab_entry): New function.
4623 (Symbol_value::has_output_dynsym_entry): New function.
4624 (Symbol_value::set_output_dynsym_index): Make sure the new index
4625 is valid.
4626 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4627 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4628 local symbol if permitted.
4629 (Sized_relobj::do_finalize_local_symbols): Call
4630 is_output_symtab_index_set rather than needs_output_symtab_entry.
4631 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4632 rather than needs_output_symtab_entry. Call
4633 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4634 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4635 is_output_symtab_index_set rather than needs_output_symtab_entry.
4636 * testsuite/discard_locals_relocatable_test.c: New file.
4637 * testsuite/discard_locals_test.sh: Test -r.
4638 * testsuite/Makefile.am (check_DATA): Add
4639 discard_locals_relocatable_test1.syms,
4640 discard_local_relocatable_test2.syms.
4641 (MOSTLYCLEANFILES): Likewise. Also add
4642 discard_locals_relocatable_test1.lout and
4643 discard_locals_relocatable_test2.out.
4644 (discard_locals_relocatable_test1.syms): New target.
4645 (discard_locals_relocatable_test.o): New target.
4646 (discard_locals_relocatable_test1.out): New target.
4647 (discard_locals_relocatable_test2.syms): New target.
4648 (discard_locals_relocatable_test2.out): New target.
4649 (various): Add missing ../ld-new dependencies.
4650 * testsuite/Makefile.in: Rebuild.
4651
7e8ccf26
NC		 46522010-03-03 Nick Clifton <nickc@redhat.com>
4653
4654 * po/fi.po: New Finnish translation.
4655
2a0ff005
DK		 46562010-03-01 Doug Kwan <dougkwan@google.com>
4657
4658 * layout.cc (Layout::Layout): Force section types of .init_array*,
4659 .preinit_array* and .fini_array* sections.
4660 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4661 Fix check of return value of std::string::find.().
4662 (Output_section::Input_section_sort_compare::operator()): Remove
4663 comment about .init_array.
4664 (Output_section::Input_section_sort_init_fini_compare::operator()):
4665 New method.
4666 (Output_section::sort_attached_input_sections): Handle .init_array
4667 and .fini_array specially.
4668 * output.h (Output_section::Inut_section_sort_compare): Update
4669 comment.
4670 (Output_section::Input_section_sort_init_fini_compare): New struct.
4671
c3e4ae29
DK		 46722010-02-26 Doug Kwan <dougkwan@google.com>
4673
4674 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4675 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4676 * testsuite/debug_msg.sh: Avoid matching source line number for
4677 use of global variable undef_int.
4678
2fd9ae7a
DK		 46792010-02-26 Doug Kwan <dougkwan@google.com>
4680
4681 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4682 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4683 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4684 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4685 * options.cc (General_options::General_options): Initialize member
4686 fix_v4bx_.
4687 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4688 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4689 and rm_no_fix_v4bx.stdout
4690 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4691 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4692 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4693 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4694 and arm_no_fix_v4bx.
4695 * Makefile.in: Regenerate.
4696 * testsuite/arm_fix_v4bx.s: New file.
4697 * testsuite/arm_fix_v4bx.sh: Ditto.
4698
67ec7d0b
DK		 46992010-02-24 Doug Kwan <dougkwan@google.com>
4700
4701 * arm.cc (Target_arm::got_section): Make the .got section the first
4702 non RELRO section in the data segment.
4703 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4704 suffixes of section names.
4705
10165461
DK		 47062010-02-24 Doug Kwan <dougkwan@google.com>
4707
4708 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4709 flags and attributes merging if an input file is a binary file.
4710 * fileread.cc (Input_file::open): Record format of original file.
4711 * fileread.h (Input_file::Format): New enum type.
4712 (Input_file::Input_file): Initialize data member format_.
4713 (Input_file::format): New method definition.
4714 (Input_file::format_):: New data member.
4715
4a54abbb
DK		 47162010-02-24 Doug Kwan <dougkwan@google.com>
4717
4718 * arm.cc (Arm_output_data_got): New class.
4719 (ARM_TCB_SIZE): New constant
4720 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4721 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4722 If user uses a script with a SECTIONS clause, issue only a warning
4723 for a misplaced EXIDX input section. Otherwise, issue an error.
4724 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4725 garbage collection.
4726 (Target_arm::got_mode_index_entry): Handle static linking.
4727 (Target_arm::Scan::local): Ditto.
4728 (Target_arm::Scan::global): Ditto.
4729 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4730 all incorrectly implemented relocations.
e1df38aa 4731 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4732 Arm_output_section::fix_exidx_coverage.
4733 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4734 from ".ARM.exidx." and ".ARM.extab.".
4735
ca419a6f
ILT		 47362010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4737
4738 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4739 section if it does not already exist.
4740 * attributes.cc (Attributes_section_data::Attributes_section_data):
4741 Don't crash if size is zero.
4742
135b9c78
ILT		 47432010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4744 Ian Lance Taylor <iant@google.com>
4745
4746 * gold.cc (queue_middle_tasks): If no input files were opened,
4747 exit.
4748 * workqueue.h (Task_function::Task_function): Assert that there is
4749 a blocker.
4750
bb0bfe4f
DK		 47512010-02-22 Doug Kwan <dougkwan@google.com>
4752
4753 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4754 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4755 types to avoid warnings due to different uint64_t implementations
4756 on different hosts.
4757
2a2b6d42
DK		 47582010-02-21 Doug Kwan <dougkwan@google.com>
4759
4760 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4761 handling of the maximum backward branch offset.
4762 (Arm_relocate_functions::thumb_branch_common): Ditto.
4763 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4764 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4765 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4766 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4767 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4768 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4769 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4770 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4771 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4772 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4773 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4774 thumb2_bl_out_of_range.o): New rules.
4775 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4776 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4777 thumb2_bl_out_of_range
4778 * testsuite/Makefile.in: Regenerate.
4779 * testsuite/arm_bl_in_range.s: New file.
4780 * testsuite/arm_bl_out_of_range.s: Ditto.
4781 * testsuite/arm_branch_in_range.sh: Ditto.
4782 * testsuite/arm_branch_range.t: Ditto.
4783 * testsuite/thumb2_branch_range.t: Ditto.
4784 * testsuite/thumb_bl_in_range.s: Ditto.
4785 * testsuite/thumb_bl_out_of_range.s: Ditto.
4786 * testsuite/thumb_branch_range.t: Ditto.
4787
b487ad64
ST		 47882010-02-20 Sriraman Tallam <tmsriram@google.com>
4789
4790 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4791 Add reloc offset information.
4792 * icf.cc (get_section_contents): Change iterators to point to the new
4793 vectors. Add reloc offset information to the contents.
4794 * icf.h (Icf::Sections_reachable_info): New typedef.
4795 (Icf::Sections_reachable_list): New typedef.
4796 (Icf::Offset_info): New typedef.
4797 (Icf::Reloc_info): New struct typedef.
4798 (Icf::Reloc_info_list): New typedef.
4799 (Icf::symbol_reloc_list): Delete method.
4800 (Icf::addend_reloc_list): Delete method.
4801 (Icf::section_reloc_list): Delete method.
4802 (Icf::reloc_info_list): New method.
4803 (Icf::reloc_info_list_): New member.
4804
f96accdf
DK		 48052010-02-19 Doug Kwan <dougkwan@google.com>
4806
4807 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4808 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4809 * arm.cc (Arm_relocation_functions): New forward declaration.
4810 (Target_arm::Target_arm): Initialize new data members
4811 got_mod_index_offset_ and tls_base_symbol_defined_.
4812 (Target_arm::Relocate::relocate_tls): New method.
4813 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4814 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4815 New methods.
4816 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4817 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4818 (Target_arm::got_mod_index_offset_,
4819 Target_arm::tls_base_symbol_defined_): New data members.
4820 (Target_arm::Scan::local, Target::Scan::global,
4821 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4822 relocations.
4823
c8761b9a
DK		 48242010-02-18 Doug Kwan <dougkwan@google.com>
4825
4826 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4827 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4828 text section as a parameter becuase some broken tools may not set
4829 the link in section header.
4830 (Target_arm::has_got_section): New method.
4831 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4832 without any mapping symbol as data only. Remove warning.
4833 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4834 link in its section header, try to discover the link by inspecting the
4835 REL31 relocation at the beginning of the section.
4836 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4837 in error message.
4838 (Target_arm::Scan::global): Treat any reference to the symbol
4839 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4840
21bb3914
ST		 48412010-02-12 Sriraman Tallam <tmsriram@google.com>
4842
4843 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4844 (Scan::global_reloc_may_be_function_pointer): New function.
4845 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4846 (Scan::global_reloc_may_be_function_pointer): New function.
4847 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4848 (Scan::global_reloc_may_be_function_pointer): New function.
4849 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4850 (Scan::global_reloc_may_be_function_pointer): New function.
4851 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4852 (Scan::global_reloc_may_be_function_pointer): New function.
4853 (Scan::possible_function_pointer_reloc): New function.
4854 (Target_x86_64::can_check_for_function_pointers): New function.
4855 * gc.h (gc_process_relocs): Scan relocation types to determine if
4856 function pointers were taken for targets that support it.
4857 * icf.cc (Icf::find_identical_sections): Include functions for
4858 folding in safe ICF whose pointer is not taken.
4859 * icf.h (Secn_fptr_taken_set): New typedef.
4860 (fptr_section_id_): New member.
4861 (section_has_function_pointers): New function.
4862 (set_section_has_function_pointers): New function.
4863 (check_section_for_function_pointers): New function.
4864 * options.h: Fix comment for safe ICF option.
4865 * target.h (can_check_for_function_pointers): New function.
4866 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4867 Modify icf_safe_test for X86-64.
4868 * testsuite/Makefile.in: Regenerate.
4869 * testsuite/icf_safe_so_test.cc: New file.
4870 * testsuite/icf_safe_so_test.sh: New file.
4871 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4872 (main): Change to take pointer to function kept_func_3.
4873 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4874 folding is done correctly for X86-64.
4875
0da6fa6c
DM		 48762010-02-12 David S. Miller <davem@davemloft.net>
4877
4878 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4879 is_symbolless parameter.
4880 (Output_reloc<SHT_REL>::is_symbolless): New.
4881 (Output_reloc<SHT_REL>::is_symbolless_): New.
4882 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4883 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4884 (Output_reloc<SHT_RELA>::is_symbolless): New.
4885 (Output_data_reloc::add_global): Handle is_symbolless.
4886 (Output_data_reloc::add_global_relative): Likewise.
4887 (Output_data_reloc::add_local): Likewise.
4888 (Output_data_reloc::add_local_relative): Likewise.
4889 (Output_data_reloc::add_symbolless_global_addend): New.
4890 (Output_data_reloc::add_symbolless_local_addend): New.
4891 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4892 is_symbolless.
4893 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4894 instead of ->is_relative_
4895 (Output_reloc::write): Likewise.
4896 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4897 (Output_reloc::write_rel): Simplify.
4898
4899 * sparc.cc (Target_sparc::Scan::local): Use
4900 ->add_symbolless_local_addend as needed.
4901 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4902 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4903 based upon relocation offset.
4904
e4782e83
DK		 49052010-02-11 Doug Kwan <dougkwan@google.com>
4906
4907 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4908 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4909 beginning of function.
4910 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4911 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4912 parameter is_32bit in calls to should_apply_static_reloc.
4913 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4914 (check_DATA): Add arm_abs_global.stdout.
4915 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4916 arm_abs_global.stdout): New rules.
4917 (MOSTLLYCLEANFILES): Add arm_abs_global
4918 * Makefile.in: Regenerate.
4919 * testsuite/arm_abs_global.s: New file.
4920 * testsuite/arm_abs_global.sh: Ditto.
4921 * testsuite/arm_abs_lib.s: Ditto.
4922
93ceb764
ILT		 49232010-02-11 Ian Lance Taylor <iant@google.com>
4924
4925 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4926 Read_relocs task.
4927 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4928 Allocate_commons_task first.
4929 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4930 task, rather than symtab_lock_.
4931 (Gc_process_relocs::~Gc_process_relocs): New function.
4932 (Gc_process_relocs::is_runnable): Check this_blocker_.
4933 (Gc_process_relocs::locks): Use next_blocker_ rather than
4934 blocker_.
4935 (Scan_relocs::~Scan_relocs): New function.
4936 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4937 symtab_lock_.
4938 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4939 next_blocker_.
4940 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4941 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4942 constructor accordingly.
4943 (class Gc_process_relocs): Likewise.
4944 (class Scan_relocs): Likewise.
4945 * common.h (class Allocate_commons_task): Remove symtab_lock_
4946 field, and corresponding constructor parameter.
4947 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4948 symtab_lock_.
4949 (Allocate_commons_task::locks): Likewise.
4950
114dfbe1
ILT		 49512010-02-11 Ian Lance Taylor <iant@google.com>
4952
4953 * gold-threads.h (class Once): Define.
4954 (class Initialize_lock): Rewrite as child of Once.
4955 * gold-threads.cc (class Once_initialize): Define.
4956 (once_pointer_control): New static variable.
4957 (once_pointer, once_arg): New static variables.
4958 (c_run_once): New static function.
4959 (Once::Once, Once::run_once, Once::internal_run): New functions.
4960 (class Initialize_lock_once): Remove.
4961 (initialize_lock_control): Remove.
4962 (initialize_lock_pointer): Remove.
4963 (initialize_lock_once): Remove.
4964 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4965 (Initialize_lock::initialize): Rewrite.
4966 (Initialize_lock::do_run_once): New function.
4967 * archive.cc (Archive::interpret_header): Only clear name if it is
4968 not already empty.
4969 * fileread.cc: Include "gold-threads.h"
4970 (file_counts_lock): New static variable.
4971 (file_counts_initialize_lock): Likewise.
4972 (File_read::release): Only increment counts when using --stats.
4973 Use a lock around the increment.
4974 * parameters.cc (class Set_parameters_target_once): Define.
4975 (set_parameters_target_once): New static variable.
4976 (Parameters::Parameters): Move here from parameters.h.
4977 (Parameters::set_target): Rewrite.
4978 (Parameters::set_target_once): New function.
4979 (Parameters::clear_target): Move here and rewrite.
4980 * parameters.h (class Parameters): Update declarations. Add
4981 set_parameters_target_once_ field.
4982 (Parameters::Parameters): Move to parameters.cc.
4983 (Parameters::clear_target): Likewise.
4984 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4985 task.
4986 (Start_group::~Start_group): New function.
4987 (Start_group::is_runnable): New function.
4988 (Start_group::locks, Start_group::run): New functions.
4989 (Finish_group::run): Change saw_undefined to size_t.
4990 * readsyms.h (class Start_group): Define.
4991 (class Finish_group): Change saw_undefined_ field to size_t.
4992 (Finish_group::Finish_group): Remove saw_undefined and
4993 this_blocker parameters. Change all callers.
4994 (Finish_group::set_saw_undefined): New function.
4995 (Finish_group::set_blocker): New function.
4996 * symtab.h (class Symbol_table): Change saw_undefined to return
4997 size_t. Change saw_undefined_ field to size_t.
4998 * target-select.cc (Set_target_once::do_run_once): New function.
4999 (Target_selector::Target_selector): Initialize set_target_once_
5000 field. Don't initialize lock_ and initialize_lock_ fields.
5001 (Target_selector::instantiate_target): Rewrite.
5002 (Target_selector::set_target): New function.
5003 * target-select.h (class Set_target_once): Define.
5004 (class Target_selector): Update declarations. Make
5005 Set_target_once a friend. Remove lock_ and initialize_lock_
5006 fields. Add set_target_once_ field.
5007
fa17a3f4
ILT		 50082010-02-10 Ian Lance Taylor <iant@google.com>
5009
5010 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5011 queueing any tasks.
5012 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5013 (queue_middle_tasks): Add all blockers before queueing any tasks.
5014 (queue_final_tasks): Likewise.
5015 * token.h (Task_token::add_blockers): New function.
5016 * object.h (Input_objects::number_of_relobjs): New function.
5017
c7177d31
ILT		 50182010-02-10 Ian Lance Taylor <iant@google.com>
5019
5de0e392
ILT		 5020 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5021 shared, not if not position independent.
5022 * x86_64.cc (Relocate::relocate_tls): Likewise.
5023 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5024 (tls_pie_pic_test): New target.
5025 * testsuite/Makefile.in: Rebuild.
5026
c7177d31
ILT		 5027 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5028 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5029 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5030 * testsuite/Makefile.in: Rebuild.
5031
684b268a
DM		 50322010-02-09 David S. Miller <davem@davemloft.net>
5033
5034 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5035 R_SPARC_RELATIVE using ->add_local_relative().
5036 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5037
612a8d3d
DM		 5038 * output.h (Output_data_dynamic::add_section_size): New method
5039 that takes two Output_data objects.
5040 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5041 entry param. Handle it in initializers.
5042 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5043 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5044 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5045 arg.
5046 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5047 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5048 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5049 for dynrel_includes_plt.
5050 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5051 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5052 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5053 before .rela.plt
5054 (Target_sparc::do_finalize_sections): Update to pass true for
5055 dynrel_includes_plt.
5056 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5057 output before .rela.plt
5058 (Target_powerpc::do_finalize_sections): Update to pass true for
5059 dynrel_includes_plt when 32-bit.
5060
cb1be87e
DK		 50612010-02-08 Doug Kwan <dougkwan@google.com>
5062
5063 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5064 method.
5065 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5066 Arm_relobj::scan_section_for_cortex_a8_stubs,
5067 Arm_relobj::do_relocation_section): Instead of calling
5068 Output_section::output_address, use faster
5069 Arm_relobj::simple_input_section_output_address.
5070
705b5121
DM		 50712010-02-08 David S. Miller <davem@davemloft.net>
5072
5073 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5074 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5075 relocation helper function.
5076
024c4466
DM		 5077 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5078 just like R_SPARC_GOT{10,13,22}.
5079 (Target_sparc::Scan::local): Likewise.
5080 (Target_sparc::Relocate:relocate): Likewise.
5081
9109c078
ILT		 50822010-02-06 Ian Lance Taylor <iant@google.com>
5083
5084 * configure.ac: Rewrite targetobjs duplicate removal code to use
5085 only shell constructs.
5086 * configure: Rebuild.
5087
cf846138
DK		 50882010-02-05 Doug Kwan <dougkwan@google.com>
5089
5090 PR 11247
5091 * arm.cc (Arm_relobj::section_is_scannable): New method.
5092 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5093 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5094
6cfaf60b
DK		 50952010-02-04 Doug Kwan <dougkwan@google.com>
5096
5097 PR 11247
5098 * arm-reloc-property.cc (cstdio): Include.
5099 * configure.ac (targetobjs): Remove duplicates.
5100 * configure: Regenerate.
5101 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5102 big and little endian version for a given address size.
5103
5c57f1be
DK		 51042010-02-03 Doug Kwan <dougkwan@google.com>
5105
5106 * arm-reloc-property.cc
5107 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5108 definition.
5109 * arm-reloc-property.h
5110 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5111 New method definition.
5112 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5113 declaration.
5114 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5115 overflow to N.
5116 (GOT_PREL): Change implemented to Y.
5117 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5118 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5119 (Arm_relocate_functions::movw_abs_nc): Remove method.
5120 (Arm_relocate_functions::movt_abs): Ditto.
5121 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5122 (Arm_relocate_functions::thm_movt_abs): Ditto.
5123 (Arm_relocate_functions::movw_rel_nc): Ditto.
5124 (Arm_relocate_functions::movw_rel): Ditto.
5125 (Arm_relocate_functions::movt_rel): Ditto.
5126 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5127 (Arm_relocate_functions:thm_movw_rel): Ditto.
5128 (Arm_relocate_functions:thm_movt_rel): Ditto.
5129 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5130 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5131 New method definitions.
5132 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5133 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5134 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5135 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5136 (Target_arm::Relocate::relocate): Check for non-static or
5137 unimplemented relocation code and exit early. Change calls to
5138 Target_arm::reloc_uses_thumb_bit and
5139 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5140 instead. Refactor code to handle similar relocations to increase
5141 code sharing. Remove check for unsupported relocation code in switch
5142 statement.
5143 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5144 relocation property table to find out size. Change error message to
5145 print out the name of a relocation code instead of the numeric value.
5146 (Target_arm::scan_reloc_for_stub): Use relocation property table
5147 instead of calling Target_arm::reloc_uses_thumb_bit().
5148
218c5831
DK		 51492010-02-02 Doug Kwan <dougkwan@google.com>
5150
5151 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5152 types of relaxed input section.
5153
0d31c79d
DK		 51542010-02-02 Doug Kwan <dougkwan@google.com>
5155
5156 * Makefile.am (HFILES): Add arm-reloc-property.h.
5157 (DEFFILES): New.
5158 (TARGETSOURCES): Add arm-reloc-property.cc
5159 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5160 (libgold_a_SOURCES): $(DEFFILES)
5161 * Makefile.in: Regenerate.
5162 * arm-reloc-property.cc: New file.
5163 * arm-reloc-property.h: New file.
5164 * arm-reloc.def: New file.
5165 * arm.cc: Update comments.
5166 (arm-reloc-property.h): New included header.
5167 (arm_reloc_property_table): New global variable.
5168 (Target_arm::do_select_as_default_target): New method definition.
5169 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5170 arm-reloc-property to targ_extra_obj.
5171 * parameters.cc (set_parameters_target): Call
5172 Target::select_as_default_target().
5173 * target.h (Target::select_as_default_target): New method definition.
5174 (Target::do_select_as_default_target): Same.
5175
546c7457
DK		 51762010-02-01 Doug Kwan <dougkwan@google.com>
5177
5178 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5179 first_output_text_section_.
5180 (Arm_exidx_fixup::first_output_text_section): New method definition.
5181 (Arm_exidx_fixup::first_output_text_section_): New data member.
5182 (Arm_exidx_fixup::process_exidx_section): Record the first text
5183 output section seen.
5184 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5185 and entsize in output section header.
5186
11b861d5
DK		 51872010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5188
5189 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5190 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5191 (Arm_relocate_functions::thm_alu11): New Method.
5192 (Arm_relocate_functions::thm_pc8): New Method.
5193 (Arm_relocate_functions::thm_pc12): New Method.
5194 (Target_arm::Scan::local): Handle the relocations.
5195 (Target_arm::Scan::global): Likewise.
5196 (Target_arm::Relocate::relocate): Likewise.
5197 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5198
c9a2c125
DK		 51992010-01-29 Doug Kwan <dougkwan@google.com>
5200
5201 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5202 of relocation types as ld.
5203
1521477a
DK		 52042010-01-29 Doug Kwan <dougkwan@google.com>
5205
5206 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5207 to public.
5208 (Arm_relocate_functions::thumb_branch_common): Ditto.
5209 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5210 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5211 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5212 Arm_relocate_functions::jump24): Remove.
5213 (Target_arm::Relocate::relocate): Adjust code to call
5214 Arm_relocation_functions::arm_branch_common and
5215 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5216 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5217
e7eca48c
DK		 52182010-01-29 Doug Kwan <dougkwan@google.com>
5219
5220 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5221 output_local_symbol_count_needs_update_.
5222 (Arm_relobj::output_local_symbol_count_needs_update,
5223 Arm_relobj::set_output_local_symbol_count_needs_update,
5224 Arm_relobj::update_output_local_symbol_count): New methods.
5225 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5226 member.
5227 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5228 of pointed function as in a R_ARM_PREL31 relocation.
5229 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5230 for output local symbol count updating.
5231 (Target_arm::do_relax): Update output local symbol counts in objects
5232 if necessary.
5233 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5234
02961d7e
ILT		 52352010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5236
5237 * arm.cc: Added support for the ARM relocations:
5238 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5239 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5240 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5241 movw_prel_nc).
5242 (Arm_relocate_functions::movw_rel): New method.
5243 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5244 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5245 thm_movw_prel_nc).
5246 (Arm_relocate_functions::thm_movw_rel): New method.
5247 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5248 thm_movt_prel).
5249 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5250 relocations.
5251 (Target_arm::Scan::global): Likewise.
5252 (Target_arm::Relocate::relocate): Likewise.
5253 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5254 Likewise.
5255
b10d2873
ILT		 52562010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5257
5258 * arm.cc: Added support for ARM group relocations.
5259 (Target_arm::reloc_needs_sym_origin): New method.
5260 (Arm_relocate_functions::calc_grp_kn): New method.
5261 (Arm_relocate_functions::calc_grp_residual): New method.
5262 (Arm_relocate_functions::calc_grp_gn): New method.
5263 (Arm_relocate_functions::arm_grp_alu): New Method.
5264 (Arm_relocate_functions::arm_grp_ldr): New Method.
5265 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5266 (Arm_relocate_functions::arm_grp_ldc): New Method.
5267 (Target_arm::Scan::local): Handle the ARM group relocations.
5268 (Target_arm::Scan::global): Likewise.
5269 (Target_arm::Relocate::relocate): Likewise.
5270 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5271 Likewise.
5272
2b328d4e
DK		 52732010-01-26 Doug Kwan <dougkwan@google.com>
5274
5275 * arm.cc (set): Include.
5276 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5277 pointer type.
5278 (Arm_output_section::Text_section_list): New type.
5279 (Arm_output_section::append_text_sections_to_list): New method.
5280 (Arm_output_section::fix_exidx_coverage): Ditto.
5281 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5282 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5283 Relobj::set_section_offset() instead of
5284 Sized_relobj::invalidate_section_offset().
5285 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5286 parameter for section headers. Ignore relocation sections for
5287 unallocated sections and EXIDX sections.
5288 (Target_arm::fix_exidx_coverage): New method.
5289 (Target_arm::output_section_address_less_than): New type.
5290 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5291 linked text section instead of the EXIDX section.
5292 (Arm_output_section::create_stub_group): Add an assertion to check
5293 that this is not an EXIDX output section.
5294 (Arm_output_section::append_text_sections_to_list): New method.
5295 (Arm_output_section::fix_exidx_coverage): Ditto.
5296 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5297 Arm_relobj::section_needs_reloc_stub_scanning.
5298 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5299 first pass.
5300 (Target_arm::fix_exidx_coverage): New method.
5301 * object.h (Relobj::set_output_section): New method.
5302 (Sized_relobj::invalidate_section_offset): Remove method.
5303 (Sized_relobj::do_invalidate_section_offset): Remove method.
5304 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5305
c7f3c371
DK		 53062010-01-25 Doug Kwan <dougkwan@google.com>
5307
5308 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5309 Fix warning due to signed and unsigned comparison on a 32-bit host.
5310
8923b24c
DK		 53112010-01-22 Doug Kwan <dougkwan@google.com>
5312
5313 * arm.cc (Target_arm::do_relax): Record an output section for section
5314 offset adjustment it contains any stub table that has changed.
5315 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5316 offsets in an output section if necessary.
5317 * output.cc (Output_section::Output_section): Initialize
5318 section_offsets_need_adjustments_.
5319 (Output_section::add_input_section_for_script): Renamed to
5320 Output_section::add_simple_input_section.
5321 (Output_section::save_states): Add a comment.
5322 (Output_section::discard_states): New method defintion.
5323 (Output_section::adjust_section_offsets): Same.
5324 * output.h (Output_section::add_input_section_for_script): Renamed to
5325 Output_section::add_simple_input_section.
5326 (Output_section::discard_states): New method declaration.
5327 (Output_section::adjust_section_offsets): Same.
5328 (Output_section::section_offsets_need_adjustment,
5329 Output_section::set_section_offsets_need_adjustment): New method
5330 definitions.
5331 (Output_section::section_offsets_need_adjustment_): New data member.
5332 * script-sections.cc
5333 (Output_section_element_input::set_section_address): Adjust code for
5334 renaming of Output_section::add_input_section_for_script.
5335 (Orphan_output_section::set_section_address): Same.
5336
9b2fd367
DK		 53372010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5338
5339 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5340 Fix_v4bx enum values .
5341 * gold/options.h (General_options): New option definitions.
5342 (General_options::fix_v4bx): New method.
5343 (General_options::Fix_v4bx): New enum.
5344 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5345 (General_options::parse_fix_v4bx_interworking): New method.
5346
80d0d023
DK		 53472010-01-22 Doug Kwan <dougkwan@google.com>
5348
5349 * arm.cc (Arm_exidx_fixup): New class.
5350
af2cdeae
DK		 53512010-01-21 Doug Kwan <dougkwan@google.com>
5352
5353 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5354 classes.
5355 (Arm_exidx_section_offset_map): New type.
5356
993d07c1
DK		 53572010-01-21 Doug Kwan <dougkwan@google.com>
5358
5359 * arm.cc (Arm_exidx_input_section): New class.
5360 (Arm_relobj::exidx_input_section_by_link,
5361 Arm_relobj::exidx_input_section_by_shndx,
5362 Arm_relobj::make_exidx_input_section): New methods.
5363 (read_arm_attributes_section): Remove.
5364 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5365 information about them.
5366 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5367 to here.
5368
5ac169d4
DK		 53692010-01-20 Doug Kwan <dougkwan@google.com>
5370
5371 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5372 Input_section_specifier to Section_id.
5373 (Target_arm::new_arm_input_section: Adjust code for change of key
5374 type.
5375 (Target_arm::find_arm_input_section): Ditto.
5376 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5377 (Section_id): Remove.
5378 (Garbage_collection::Section_id_hash): Remove.
5379 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5380 (Section_id): Remove.
5381 (Icf::Section_id_hash): Remove.
5382 * object.h (Section_id, Const_section_id, Section_id_hash,
5383 Const_section_id_hash): New type definitions.
5384 * output.cc (Output_section::add_relaxed_input_section): Change to
5385 use Const_section_id instead of Input_section_specifier as key type.
5386 (Output_section::add_merge_input_section): Ditto.
5387 (Output_section::build_relaxation_map): Change to use Section_id
5388 instead of Input_section_specifier as key type.
5389 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5390 Ditto.
5391 (Output_section::convert_input_sections_to_relaxed_sections): Change
5392 to use Const_section_id instead of Input_section_specifier as key type.
5393 (Output_section::find_merge_section): Ditto.
5394 (Output_section::find_relaxed_input_section): Ditto.
5395 * output.h (Input_section_specifier): Remove class.
5396 (Output_section::Output_section_data_by_input_section_map): Change
5397 key type to Const_section_id.
5398 (Output_section::Output_relaxed_input_section_by_input_section_map):
5399 Ditto.
5400 (Output_section::Relaxation_map): Change key type to Section_id.
5401
a2162063
ILT		 54022010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5403
5404 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5405 (class Arm_v4bx_stub): New class.
5406 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5407 (Stub_factory::make_arm_v4bx_stub): New method.
5408 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5409 (Stub_table::empty): Handle v4bx stubs.
5410 (Stub_table::add_arm_v4bx_stub): New method.
5411 (Stub_table::find_arm_v4bx_stub): New method.
5412 (Arm_relocate_functions::v4bx): New method.
5413 (Target_arm::fix_v4bx): New method.
5414 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5415 (Stub_table::relocate_stubs): Likewise.
5416 (Stub_table::do_write): Likewise.
5417 (Stub_table::update_data_size_and_addralign): Likewise.
5418 (Stub_table::finalize_stubs): Likewise.
5419 (Target_arm::Scan::local): Likewise.
5420 (Target_arm::Scan::global): Likewise.
5421 (Target_arm::do_finalize_sections): Likewise.
5422 (Target_arm::Relocate::relocate): Likewise.
5423 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5424 Likewise.
5425 (Target_arm::scan_reloc_for_stub): Likewise.
5426 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5427
5696ab0b
ILT		 54282010-01-19 Ian Lance Taylor <iant@google.com>
5429
5430 * output.cc (Output_section_headers::do_sized_write): Write large
5431 segment count to sh_info field.
5432 (Output_file_header::do_sized_write): For large segment count,
5433 write PN_XNUM to e_phnum field.
5434
800d0f56
ILT		 54352010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5436
5437 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5438 (Arm_relocate_functions::thm_jump8): New function.
5439 (Arm_relocate_functions::thm_jump11): New function.
5440 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5441 R_ARM_THM_JUMP11.
5442 (Target_arm::Scan::global): Likewise.
5443 (Target_arm::Relocate::relocate): Likewise.
5444 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5445 Likewise.
5446
41263c05
DK		 54472010-01-14 Doug Kwan <dougkwan@google.com>
5448
5449 * arm.cc (map, utility): Include headers.
5450 (Target_arm::apply_cortex_a8_workaround): New method.
5451 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5452 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5453 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5454 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5455 the --[no-]fix-cortex-a8 command line options.
5456 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5457 (Target_arm::relocate_stub): Use addend in instruction template.
5458 * options.h (DEFINE_bool): Set the user-set flag.
5459 (General_options): Add --[no-]-fix-cortex options.
5460 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5461 : Update fast look-up map after conversion.
41263c05 5462
459e9b03
ST		 54632010-01-14 Sriraman Tallam <tmsriram@google.com>
5464
5465 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5466 in the first pass of do_layout.
5467
b521dfe4
DK		 54682010-01-13 Doug Kwan <dougkwan@google.com>
5469
5470 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5471 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5472 apparent compiler problem of not folding static constant integral
5473 data members of elfcpp::Elf_sizes<32>.
5474
44272192
DK		 54752010-01-13 Doug Kwan <dougkwan@google.com>
5476
5477 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5478 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5479 Arm_relobj::scan_section_for_cortex_a8_erratum,
5480 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5481 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5482 sections to scan for relocation stubs into a new method
5483 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5484 relocation and Cortex-A8 stub scanning.
5485 (Target_arm::do_relax): Force stubs to be after stubbed sections
5486 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5487 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5488 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5489
44b71ece
ILT		 54902010-01-12 Ian Lance Taylor <iant@google.com>
5491
5492 * target-reloc.h (visibility_error): New inline function.
5493 (relocate_section): Call visibility_error.
5494 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5495 (MOSTLYCLEANFILES): Likewise.
5496 (protected_4_pic.o, protected_3.err): New targets.
5497 * testsuite/protected_4.cc: New file.
5498
a120bc7f
DK		 54992010-01-12 Doug Kwan <dougkwan@google.com>
5500
5501 * arm.cc (Cortex_a8_reloc): New class.
5502 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5503 and cortex_a8_relocs_info_.
5504 (Target_arm::fix_cortex_a8): New method definition.
5505 (Target_arm::Cortex_a8_relocs_info): New type.
5506 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5507 New data member declarations.
5508 (Target_arm::scan_reloc_for_stub): Record information about
5509 relocations for THUMB branches that might be exempted from the
5510 Cortex-A8 workaround.
5511 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5512 at the beginning of a relaxation pass.
5513
20138696
DK		 55142010-01-12 Doug Kwan <dougkwan@google.com>
5515
5516 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5517 (Arm_relobj::Mapping_symbol_position,
5518 Arm_reloj::Mapping_symbol_position_less,
5519 Arm_relobj::Mapping_symbols_info): New types.
5520 (Target_arm::is_mapping_symbol_name): New method definition.
5521 (Arm_relobj::do_count_local_symbols): Save information about mapping
5522 symbols.
5523
089d69dc
DK		 55242010-01-11 Doug Kwan <dougkwan@google.com>
5525
5526 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5527 Arm_relocate_functions::thumb32_branch_upper,
5528 Arm_relocate_functions::thumb32_branch_lower,
5529 Arm_relocate_functions::thumb32_cond_branch_offset,
5530 Arm_relocate_functions::thumb32_cond_branch_upper,
5531 Arm_relocate_functions::thumb32_cond_branch_lower,
5532 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5533 branch offset encoding.
5534 (Arm_relocate_functions::thumb_branch_common): Use new branch
5535 offset encoding methods to avoid code duplication.
5536 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5537 (Stub_addend_reader::operator()): Use new branch encoding method
5538 to avoid code duplication.
5539
99e5bff2
DK		 55402010-01-11 Doug Kwan <dougkwan@google.com>
5541
5542 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5543 (Target_arm::do_finalize_sections): Define special EXIDX section
5544 symbols only if referenced.
5545 * gc.h (Garbage_collection::add_reference): New method.
5546 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5547 code duplication.
5548
98e090bd
ILT		 55492010-01-11 Ian Lance Taylor <iant@google.com>
5550
d0a91bd8
ILT		 5551 * script.cc (Version_script_info::build_expression_list_lookup):
5552 Change complaing about duplicate wildcard match from error to
5553 warning.
5554
98e090bd
ILT		 5555 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5556 of 2009-12-30.
5557 (Version_script_info::Version_script_info): Initialize globs_,
5558 default_version_, default_is_global_, and exact_. Don't
5559 initialize globals_ or locals_.
5560 (Version_script_info::build_lookup_tables): Build local symbols
5561 first.
5562 (Version_script_info::unquote): New function.
5563 (Version_script_info::add_exact_match): New function.
5564 (Version_script_info::build_expression_list_lookup): Remove lookup
5565 parameter. Add is_global parameter. Change all callers. Handle
5566 wildcard pattern specially. Unquote pattern. Call
5567 add_exact_match.
5568 (Version_script_info::get_name_to_match): New function.
5569 (Version_script_info::get_symbol_version): New function.
5570 (Version_script_info::get_symbol_version_helper): Remove.
5571 (Version_script_info::check_unmatched_names): Call unquote.
5572 * script.h (class Version_script_info): Change get_symbol_version
5573 to be non-inline and add is_global parameter; change all callers.
5574 Rewrite symbol_is_local. Update declarations. Define struct
5575 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5576 Remove globals_ and locals_ members. Add exact_, globs_,
5577 default_version_, is_global_.
5578 (Version_script_info::Glob): Remove pattern, add expression and
5579 is_global. Update constructor. Change all callers.
5580 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5581 default version.
5582 (Versions::symbol_section_contents): If a symbol is undefined, or
5583 defined in a dynamic object, set the version index to
5584 VER_NDX_LOCAL.
5585 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5586 symbol_is_local.
5587 (Symbol_table::add_from_pluginobj): Likewise.
5588 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5589
d56962d3
DK		 55902010-01-11 Doug Kwan <dougkwan@google.com>
5591
5592 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5593 (incremental_dump_LDADD): Add linking option for libintl.
5594 * Makefile.in: Regenerate.
5595
94e6ee91
L		 55962010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5597
5598 PR gold/11144
5599 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5600 instead of -Ds.
5601 * testsuite/Makefile.in: Regenerated.
5602
e96c574b
DK		 56032010-01-10 Doug Kwan <dougkwan@google.com>
5604
5605 * options.h (DEFINE_var): Use parentheses around argument varname__
5606 in macro body to avoid any unintended subsequent substitutions.
5607
7198066b
ILT		 56082010-01-10 Ian Lance Taylor <iant@google.com>
5609
ba4d53bf
ILT		 5610 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5611 candidates before doing symbol resolution.
5612
7198066b
ILT		 5613 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5614 ODR candidates if only one is weak.
5615
a2beed37
ILT		 56162010-01-08 Ian Lance Taylor <iant@google.com>
5617
5618 * script.cc (Version_script_info::build_expression_list_lookup):
5619 Don't warn about ambiguous version, just record the ambiguity.
5620 (Version_script_info::get_symbol_version_helper): Give error if
5621 version is ambiguous.
5622
2fb7225c
DK		 56232010-01-08 Doug Kwan <dougkwan@google.com>
5624
5625 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5626 prev_data_size_ and prev_addralign_. Remove initializer for
5627 deleted data member has_been_changed_.
5628 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5629 to determine if the table is empty.
5630 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5631 Remove.
5632 (Stub_table::add_reloc_stub): Define method in class definition
5633 instead of just declaring it there.
5634 (Stub_table::add_cortex_a8_stub): New method definition.
5635 (Stub_table::update_data_size_and_addralign): Ditto.
5636 (Stub_table::finalize_stubs): Ditto.
5637 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5638 (Stub_table::do_addralign_): Return address alignment in the
5639 (Stub_table::do_reset_address_and_file_offset): Define method in
5640 class definition instead of declaring it there. Set current data
5641 size to be the data size of the previous pass.
5642 (Stub_table::set_final_data_size): Use current data size as the
5643 final data size.
5644 (Stub_table::relocate_stub): Change parameter type of stub from
5645 Reloc_stub pointer to Stub pointer.
5646 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5647 (Stub_table::Cortex_a8_stub_list): New typedef.
5648 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5649 Stub_table::prev_addralign_): New data member.
5650 (Arm_relobj::Arm_relobj): Initialize data member
5651 section_has_cortex_a8_workaround_.
5652 (Arm_relobj::section_has_cortex_a8_workaround,
5653 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5654 definitions.
5655 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5656 declarations.
5657 (Target_arm::relocate_stub): Change parameter type of stub from
5658 Reloc_stub pointer to Stub pointer.
5659 (Insn_template::size, Insn_template::alignment): Handle
5660 THUMB16_SPECIAL_TYPE.
5661 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5662 Stub_table::update_data_size_and_addralign,
5663 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5664 definitions.
5665 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5666 (Stub_table::do_write): Ditto.
5667 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5668
880cd20d
ILT		 56692010-01-08 Ian Lance Taylor <iant@google.com>
5670
5671 PR 11108
5672 * symtab.h (class Symbol): Remove fields is_target_special_ and
5673 has_plt_offset_. Add field is_defined_in_discarded_section_.
5674 (Symbol::is_defined_in_discarded_section): New function.
5675 (Symbol::set_is_defined_in_discarded_section): New function.
5676 (Symbol::has_plt_offset): Rewrite.
5677 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5678 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5679 Don't initialize is_target_special_ or has_plt_offset_.
5680 Initialize is_defined_in_discarded_section_.
5681 (Symbol_table::add_from_relobj): If appropriate, set
5682 is_defined_in_discarded_section.
5683 * resolve.cc (Symbol::override_base_with_special): Don't test
5684 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5685 * target-reloc.h (relocate_section): Do special handling for
5686 symbols defined in discarded sections for global symbols as well
5687 as local symbols.
5688
2703e3eb
ILT		 56892010-01-08 Ian Lance Taylor <iant@google.com>
5690
5691 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5692 the SHT_SYMTAB case.
5693
339d40a3
ILT		 56942010-01-08 Ian Lance Taylor <iant@google.com>
5695
5696 * object.cc (Sized_relobj::do_layout): Don't get confused if
5697 layout_eh_frame returns NULL.
5698
abecea76
ILT		 56992010-01-08 Ian Lance Taylor <iant@google.com>
5700
5701 PR 11084
5702 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5703 dynamic symbol table, use the normal symbol table.
5704 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5705 symbol table.
5706
6b7dd3f3
ILT		 57072010-01-08 Ian Lance Taylor <iant@google.com>
5708
5709 PR 11072
5710 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5711 sections.
5712
36c50e63
L		 57132010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5714
5715 * version.cc (print_version): Change to "Copyright 2010".
5716
e291e7b9
ILT		 57172010-01-08 Ian Lance Taylor <iant@google.com>
5718
5719 PR 10287
5720 PR 11063
5721 * i386.cc (class Target_i386): Change return type of plt_section
5722 to be non-const.
5723 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5724 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5725 tls_desc_rel_ field.
5726 (Output_data_plt_i386::rel_tls_desc): New function.
5727 (Target_i386::rel_tls_desc_section): New function.
5728 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5729 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5730 R_386_TLS_DESC reloc in rel_tls_desc_section.
5731 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5732 Define struct Tlsdesc_info.
5733 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5734 (Target_x86_64::do_reloc_symbol_index): New function.
5735 (Target_x86_64::add_tlsdesc_info): New function.
5736 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5737 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5738 tlsdesc_rel_ field.
5739 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5740 all callers.
5741 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5742 (Target_x86_64::rela_tlsdesc_section): New function.
5743 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5744 handling.
5745 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5746 (Target_x86_64::do_reloc_addend): New function.
5747 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5748 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5749 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5750 (Output_reloc::type): New function.
5751 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5752 (Output_reloc::is_target_specific): New function.
5753 (Output_reloc::target_arg): New function.
5754 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5755 absolute relocs and target specific relocs.
5756 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5757 add_target_specific.
5758 (class Output_data_reloc) [SHT_RELA]: Likewise.
5759 * output.cc (Output_reloc::Output_reloc): Add four new versions
5760 for absolute relocs and target specific relocs.
5761 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5762 (Output_reloc::get_symbol_index): Likewise.
5763 (Output_reloc::local_section_offset): Check that local_sym_index_
5764 is not TARGET_CODE or 0.
5765 (Output_reloc::symbol_value): Likewise.
5766 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5767 reloc.
5768 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5769 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5770 functions.
5771 * layout.cc (add_target_dynamic_tags): Use output section for
5772 DT_PLTRELSZ and DT_JMPREL.
5773
3a44184e
ILT		 57742010-01-07 Ian Lance Taylor <iant@google.com>
5775
5776 PR 11061
5777 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5778 function.
5779 (class Output_data_reloc_generic): Define.
5780 (class Output_data_reloc_base): Change base class to
5781 Output_data_reloc_generic. Change add() method to call
5782 bump_relative_reloc_count for a relative reloc. Remove
5783 sort_relocs_ field.
5784 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5785 to sort_relocs().
5786 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5787 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5788 appropriate.
5789 * layout.h (class Layout): Update declaration.
5790
ea715a34
ILT		 57912010-01-07 Ian Lance Taylor <iant@google.com>
5792
5793 * output.h (class Output_data): Add const version of
5794 output_section and do_output_section.
5795 (class Output_section_data): Add const version of
5796 do_output_section.
5797 (class Output_section): Likewise.
5798 * layout.cc (Layout::add_target_dynamic_tags): New function.
5799 * layout.h (class Layout): Update declarations.
5800 * arm.cc (Target_arm::do_finalize_sections): Use
5801 add_target_dynamic_tags.
5802 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5803 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5804 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5805 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5806
659948a4
ILT		 58072010-01-07 Ian Lance Taylor <iant@google.com>
5808
5809 PR 11042
5810 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5811 object as needed.
5812
9d3b86f6
ILT		 58132010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5814 Ian Lance Taylor <iant@google.com>
5815
5816 PR 11019
5817 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5818 Xindex::read_symtab_xindex.
5819
bb0d3eb0
DK		 58202010-01-07 Doug Kwan <dougkwan@google.com>
5821
5822 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5823 (Insn_template::thumb16_bcond_insn): New method declaration.
5824 (Insn_template): Fix spelling.
5825 (Stub::thumb16_special): New method declaration.
5826 (Stub::do_write): Define virtual method which was previously pure
5827 virtual.
5828 (Stub::do_thumb16_special): New method declaration.
5829 (Stub::do_fixed_endian_write): New template member.
5830 (Reloc_stub::do_write): Remove.
5831 (Reloc_stub::do_fixed_endian_write): Remove.
5832 (Cortex_a8_stub): New class definition.
5833 (Stub_factory::make_cortex_a8_stub): New method definition.
5834 (Stub_factory::Stub_factory): Add missing static storage class
5835 qualifier for elf32_arm_stub_a8_veneer_blx.
5836
ffeef7df
ILT		 58372010-01-07 Ian Lance Taylor <iant@google.com>
5838
dc3f80fe
ILT		 5839 PR 10980
5840 * options.h (class General_options): Add --warn-unresolved-symbols
5841 and --error-unresolved-symbols.
5842 * errors.cc (Errors::undefined_symbol): Implement
5843 --warn-unresolved-symbols.
5844
ffeef7df
ILT		 5845 * options.h (class General_options): Add -z text and -z textoff.
5846 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5847
f1ec9ded
ST		 58482010-01-06 Sriraman Tallam <tmsriram@google.com>
5849
5850 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5851 (Garbage_collection::cident_sections): New function.
5852 (Garbage_collection::add_cident_section): New function.
5853 (Garbage_collection::cident_sections_): New member.
5854 (gc_process_relocs): Add references to sections whose names are C
5855 identifiers.
5856 * gold.h (cident_section_start_prefix): New constant.
5857 (cident_section_stop_prefix): New constant.
5858 (is_cident): New function.
5859 * layout.cc (Layout::define_section_symbols): Replace string constants
5860 with the newly defined constants.
5861 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5862 C identifiers.
5863 * testsuite/Makefile.am: Add gc_orphan_section_test.
5864 * testsuite/Makefile.in: Regenerate.
5865 * testsuite/gc_orphan_section_test.cc: New file.
5866 * testsuite/gc_orphan_section_test.sh: New file.
5867
6eda8c29
ILT		 58682010-01-06 Ian Lance Taylor <iant@google.com>
5869
b9674e17
ILT		 5870 PR 10980
5871 * options.h (class General_options): Add --warn-shared-textrel.
5872 * layout.cc (Layout::finish_dynamic_section): Implement
5873 --warn-shared-textrel.
5874
6eda8c29
ILT		 5875 PR 10980
5876 * options.h (class General_options): Add --warn-multiple-gp.
5877
32dcd44e
ILT		 58782010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5879
5880 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5881 $(THREADSLIB) and $(LIBDL).
5882 * Makefile.in: Rebuild.
5883
a192ba05
ILT		 58842010-01-06 Ian Lance Taylor <iant@google.com>
5885
5886 PR 10980
5887 * options.cc (General_options::parse_section_start): New function.
5888 (General_options::section_start): New function.
5889 (General_options::General_options): Initialize all members.
5890 * options.h: Include <map>
5891 (class General_options): Add --section-start. Add section_starts_
5892 member.
5893 * layout.cc (Layout::attach_allocated_section_to_segment): If
5894 --section-start was used, set the address of the segment. Remove
5895 local sort_sections.
5896 (Layout::relaxation_loop_body): If the address of the load segment
5897 has been set by --section-start, don't use it.
5898 * output.h (Output_segment::update_flags_for_output_section): New
5899 function.
5900 * output.cc (Output_segment::add_output_section): Call
5901 update_flags_for_output_section.
5902
dde3f402
ILT		 59032010-01-05 Ian Lance Taylor <iant@google.com>
5904
62dfdd4d
ILT		 5905 PR 10980
5906 * options.h (class General_options): Add --undefined-version.
5907 * script.cc (struct Version_expression): Add was_matched_by_symbol
5908 field.
5909 (Version_script_info::matched_symbol): New function.
5910 (Version_script_info::get_symbol_version_helper): Call
5911 matched_symbol.
5912 (Version_script_info::check_unmatched_names): New function.
5913 * script.h (class Version_script_info): Update declarations.
5914 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5915
9c4ae156
ILT		 5916 * options.h (class General_options): Use DEFINE_bool_alias for
5917 allow_multiple_definition.
5918 * resolve.cc (Symbol_table::should_override): Don't test
5919 allow_multiple_definition.
5920
dde3f402
ILT		 5921 PR 10980
5922 * options.h (class General_options): Add --cref.
5923 * main.cc (main): Print cref table if --cref. Don't close mapfile
5924 until after printing cref table.
5925 * cref.cc: Include "symtab.h".
5926 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5927 (Cref_table_compare::operator()): New function.
5928 (Cref_inputs::gather_cref): New function.
5929 (filecol): New static const.
5930 (Cref_inputs::print_cref): New function.
5931 (Cref::print_cref): New function.
5932 * cref.h: Include <cstdio>.
5933 (class Cref): Update declarations.
5934 * mapfile.h (Mapfile::file): New function.
5935 * object.h (class Object): Define Symbols. Declare virtual
5936 do_get_global_symbols.
5937 (Object::get_global_symbols): New function.
5938 * object.cc (Input_objects::add_object): Pass object to cref_ if
5939 --cref.
5940 (Input_objects::archive_start): Likewise.
5941 (Input_objects::archive_stop): Likewise.
5942 (Input_objects::print_cref): New function.
5943 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5944 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5945 --cref.
5946 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5947 function.
5948 * plugin.h (class Sized_pluginobj): Update declarations.
5949
8781f709
ILT		 59502010-01-05 Ian Lance Taylor <iant@google.com>
5951
5952 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5953 to is_default_version. Rename insdef to insdefault.
5954 (Symbol_table::add_from_relobj): Rename def to is_default_version
5955 and local to is_forced_local.
5956 (Symbol_table::add_from_pluginobj): Likewise.
5957 (Symbol_table::add_from_dynobj): Likewise.
5958 (Symbol_table::define_special_symbol): Rename insdef to
5959 insdefault.
5960
fe35d28d
ILT		 59612010-01-04 Ian Lance Taylor <iant@google.com>
5962
30bc8c46
ILT		 5963 PR 10980
5964 * options.h (class General_options): Add
5965 --allow-multiple-definition and -z muldefs.
5966 * resolve.cc (Symbol_table::should_override): Don't warn about a
5967 multiple symbol definition if --allow-multiple-definition or -z
5968 muldefs.
5969
7eaea549
ILT		 5970 PR 10980
5971 * options.h (class General_options): Add --add-needed and
5972 --copy-dt-needed-entries. Tweak --as-needed help entry.
5973 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5974 error if --copy-dt-needed-entries aka --add-needed is used and
5975 would cause a change in behaviour.
5976
fe35d28d
ILT		 5977 PR 10980
5978 * options.h (class General_options): Add -G as a short version of
5979 --shared. Add no-op options -assert, -g, and -i.
5980
55a2bb35
ST		 59812010-01-04 Sriraman Tallam <tmsriram@google.com>
5982
5983 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5984 check for .text or .gnu.linkonce.t sections.
5985 * icf.cc (Icf::find_identical_sections): Ditto.
5986 Change the detection for mangled function name within the section
5987 name.
5988 * icf.h (is_section_foldable_candidate): New function.
5989
719328e1
ILT		 59902009-12-30 Ian Lance Taylor <iant@google.com>
5991
5992 PR 10980
5993 * options.h (class General_options): Permit two dashes with
5994 --retain-symbols-file.
5995
d7bb5745
ILT		 59962009-12-30 Ian Lance Taylor <iant@google.com>
5997
403a15dd
ILT		 5998 PR 10979
5999 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6000 don't put the file header and segment headers in the text
6001 segment.
6002
eda294df
ILT		 6003 PR 10979
6004 * common.cc (Sort_commons::operator()): Stabilize sort when both
6005 entries are NULL.
6006 (Symbol_table::do_allocate_commons_list): When allocating common
6007 symbols, skip a symbol which is no longer common.
6008 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6009 an object before checking its type.
6010 * testsuite/common_test_2.c: New file.
6011 * testsuite/common_test_3.c: New file.
6012 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6013 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6014 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6015 (common_test_2_pic.o, common_test_2.so): New targets.
6016 (common_test_3_pic.o, common_test_3.so): New targets.
6017 * testsuite/Makefile.in: Rebuild.
6018
d7bb5745
ILT		 6019 PR 10979
6020 * script.cc (read_input_script): If we see a new SECTIONS clause,
6021 and we have added an input section, give an error.
6022 * layout.h (class Layout): Add have_added_input_section function.
6023 Add have_added_input_section_ field.
6024 * layout.cc (Layout::Layout): Initialize
6025 have_added_input_section_.
6026 (Layout::layout): Set have_added_input_section_.
6027 (Layout::layout_eh_frame): Likewise.
6028
fc59c572
ILT		 60292009-12-30 Ian Lance Taylor <iant@google.com>
6030
6031 PR 10931
6032 * options.h (class General_options): Add --sort-common option.
6033 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6034 * common.cc (Sort_common): Add sort_order parameter to
6035 constructor. Add sort_order_ field.
6036 (Sort_commons::operator): Check sort_order_.
6037 (Symbol_table::allocate_commons): Determine the sort order.
6038 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6039 Change all callers.
6040 (Symbol_table::do_allocate_commons_list): Likewise.
6041
1c74fab0
ILT		 60422009-12-30 Ian Lance Taylor <iant@google.com>
6043
6044 PR 10916
6045 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6046 symbols from this object, don't change the visibility of an
6047 undefined symbol.
6048 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6049
6affe781
ILT		 60502009-12-30 Ian Lance Taylor <iant@google.com>
6051
6052 PR 10861
6053 * script.h (class Version_script_info): Define Language enum.
6054 Update declarations. Define Glob, Exact, and Lookup types. Add
6055 new fields globals_, locals_, and is_finalized_.
6056 * script.cc: Various formatting fixes.
6057 (class Parser_closure): Change language_stack_ from a vector of
6058 std::string to one of Version_script_info::Language. Adjust all
6059 uses accordingly.
6060 (class Lazy_demangler): Remove.
6061 (struct Version_expression): Change language from std::string to
6062 Version_script_info::Language.
6063 (Version_script_info::Version_script_info): New function.
6064 (Version_script_info::~Version_script_info): Don't call clear.
6065 (Version_script_info::finalize): New function.
6066 (Version_script_info::build_lookup_tables): New function.
6067 (Version_script_info::build_expression_list_lookup): New
6068 function.
6069 (Version_script_info::get_symbol_version_helper): Rewrite to use
6070 lookup tables.
6071 (Version_script_info::print_expression_list): Adjust to use
6072 Version_script_info::Language.
6073 (script_push_lex_into_version_mode): Check that the version script
6074 has not been finalized.
6075 (version_script_push_lang): Change language string to
6076 Version_script_info::Language.
6077 * options.cc (Command_line::version_script): New function.
6078 * options.h (class General_options): Add finalize_dynamic_list
6079 function. Change version_script from declaration to definition.
6080 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6081 * testsuite/version_script.map: Remove duplicate def of foo.
6082 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6083 version_script.map.
6084 * testsuite/Makefile.in: Rebuild.
6085
818bf354
ILT		 60862009-12-30 Ian Lance Taylor <iant@google.com>
6087
6088 PR 10843
6089 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6090 if the input symbol index is 0, make the output symbol index 0.
6091
ebcc8304
ILT		 60922009-12-30 Ian Lance Taylor <iant@google.com>
6093
6094 PR 10670
6095 * options.h (class General_options): Add -x/--discard-all.
6096 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6097 --discard-all. If the local symbol needs a dynamic entry, check
6098 that before handling --discard-locals.
6099
176fe33f
ILT		 61002009-12-30 Ian Lance Taylor <iant@google.com>
6101
bb321bb1
ILT		 6102 PR 10450
6103 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6104 flags to PF_R.
6105 (Output_segment::add_output_section): Don't change the flags if
6106 the type is PT_TLS.
6107
176fe33f
ILT		 6108 PR 10450
6109 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6110 GNU hash table if they need a dynamic value. Otherwise, don't add
6111 them if they are defined in a dynamic object or are forced local.
6112
e8cd95c7
ILT		 61132009-12-29 Ian Lance Taylor <iant@google.com>
6114
1b81fb71
ILT		 6115 PR 10450
6116 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6117 .gnu.hash table for a 32-bit target.
6118
8d6d383d
ILT		 6119 PR 10450
6120 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6121 regular and a dynamic object only needs a dynamic symbol table
6122 entry if it is externally visible.
6123
e785ec03
ILT		 6124 PR 10450
6125 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6126 constructor. Add global_offset_table_ field.
6127 (Target_i386::got_section): Set global_offset_table_.
6128 (Target_i386::do_finalize_sections): Set global_offset_table_
6129 size.
6130 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6131 in constructor. Add global_offset_table_ field.
6132 (Target_x86_64::got_section): Set global_offset_table_.
6133 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6134 size.
6135
1a2dff53
ILT		 6136 * layout.cc (Layout::Layout): Initialize increase_relro_.
6137 (Layout::get_output_section): Add is_relro, is_last_relro, and
6138 is_first_non_relro parameters. Change all callers.
6139 (Layout::choose_output_section): Likewise.
6140 (Layout::add_output_section_data): Likewise.
6141 (Layout::make_output_section): Likewise.
6142 (Layout::set_segment_offsets): Clear increase_relro when using a
6143 linker script.
6144 * layout.h (class Layout): Add increase_relro method. Add
6145 increase_relro_ field. Update declarations.
6146 * output.cc (Output_section::Output_section): Initialize
6147 is_last_relro_ and is_first_non_relro_.
6148 (Output_segment::add_output_section): Group relro sections is
6149 do_sort is true. Handle is_last_relro and is_first_non_relro.
6150 (Output_segment::maximum_alignment): Remove relro handling.
6151 (Output_segment::set_section_addresses): Add increase_relro
6152 parameter. Change all callers. Add initial alignment to align
6153 relro sections on separate page. Remove old relro handling.
6154 (Output_segment::set_section_list_addresses): Remove in_relro
6155 parameter. Change all callers.
6156 (Output_segment::set_offset): Add increase parameter. Change all
6157 callers. Remove old relro handling.
6158 * output.h (class Output_section): Add new methods: is_last_relro,
6159 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6160 Add is_last_relro_ and is_first_non_relro_ fields.
6161 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6162 Create separate .got.plt section. Call increase_relro.
6163 * x86_64.cc (Target_x86_64::got_section): Likewise.
6164 * testsuite/relro_script_test.t: Add .got.plt.
6165
f0ba79e2
ILT		 6166 PR 10450
6167 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6168 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6169 (Layout::finalize): Call set_dynamic_symbol_size.
6170 (Layout::set_dynamic_symbol_size): New function.
6171 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6172 set_dynamic_symbol_size.
6173
e8cd95c7
ILT		 6174 PR 10450
6175 * output.h (class Output_section): Add is_entsize_zero_ field.
6176 * output.cc (Output_section::Output_section): Initialize
6177 is_entsize_zero_.
6178 (Output_section::set_entsize): If two different entsizes are
6179 requested, force it to zero.
6180 (Output_section::add_input_section): Set flags for .debug_str
6181 before updating section flags. Set entsize.
6182 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6183 and SHF_STRING if all input sections have those flags.
6184
3e1b9a8a
RÁE		 61852009-12-29 Rafael Espindola <espindola@google.com>
6186
6187 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6188 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6189 reporting.
3e1b9a8a 6190
3dcad376
ST		 61912009-12-29 Sriraman Tallam <tmsriram@google.com>
6192
6193 * options.cc (General_options::parse_version): Allow -v to exit
6194 without an error if there is nothing to link.
6195
084e2665
ILT		 61962009-12-29 Ian Lance Taylor <iant@google.com>
6197
6198 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6199 using a version of gcc before 4.1.
6200 * configure: Rebuild.
6201
250acde3
CD		 62022009-12-28 Chris Demetriou <cgd@google.com>
6203
6204 * attributes.cc (Output_attributes_section_data::do_write): Use
6205 std::vector::front rather than std::vector::data.
6206
99fff23b
ILT		 62072009-12-28 Ian Lance Taylor <iant@google.com>
6208
6209 * symtab.h (class Symbol_table): Add enum Defined.
6210 * resolve.cc (Symbol_table::should_override): Add defined
6211 parameter. Change all callers. Test whether object is NULL
6212 before calling a method on it.
6213 (Symbol_table::report_resolve_problem): Add defined parameter.
6214 Change all callers.
6215 (Symbol_table::should_override_with_special): Likewise.
6216 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6217 parameter. Change all callers.
6218 (Symbol_table::do_define_in_output_data): Likewise.
6219 (Symbol_table::define_in_output_segment): Likewise.
6220 (Symbol_table::do_define_in_output_segment): Likewise.
6221 (Symbol_table::define_as_constant): Likewise.
6222 (Symbol_table::do_define_as_constant): Likewise.
6223 * script.h (class Symbol_assignment): Add is_defsym parameter to
6224 constructor; change all callers.
6225 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6226 parameter. Change all callers. Add is_defsym_ field.
6227 (class Parser_closure): Add parsing_defsym parameter to
6228 constructor; change all callers. Add parsing_defsym accessor
6229 function. Add parsing_defsym_ field.
6230
556bd683
ILT		 62312009-12-28 Ian Lance Taylor <iant@google.com>
6232
6233 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6234 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6235
1782c879
ILT		 62362009-12-23 Ian Lance Taylor <iant@google.com>
6237
6238 * i386.cc (Target_i386::do_calls_non_split): Recognize
6239 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6240 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6241 -fsplit-stack prologue when using %r11.
1782c879 6242
329ca2b1
ST		 62432009-12-21 Sriraman Tallam <tmsriram@google.com>
6244
6245 * options.cc (General_options::parse_version): Make -v continue and do
6246 the link like GNU ld does.
6247
d675ff46
RÁE		 62482009-12-17 Rafael Avila de Espindola <espindola@google.com>
6249
6250 * Makefile.am (CCFILES): Add timer.cc.
6251 (HFILES): Add timer.h.
6252 * configure.ac: Check for sysconf and times.
6253 * main.cc: include timer.h.
6254 (main): Use Timer instead of get_run_time.
6255 * timer.cc: New.
6256 * timer.h: New.
6257 * workqueue.cc: include timer.h.
6258 (Workqueue::find_and_run_task):
6259 Report user, sys and wall time.
6260 * Makefile.in: Regenerate.
6261 * config.in: Regenerate.
6262 * configure: Regenerate.
6263
d6344fb5
DK		 62642009-12-16 Doug Kwan <dougkwan@google.com>
6265
6266 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6267 sections.
6268 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6269 relaxed input sections.
6270 * output.cc (Output_section::find_relaxed_input_section): Change
6271 return type to Output_relaxed_input_section pointer. Adjust code
6272 for new type of relaxed_input_section_map_.
6273 * output.h (Output_section::find_relaxed_input_section): Change
6274 return type to Output_relaxed_input_section pointer.
6275 (Output_section::Output_relaxed_input_section_by_input_section_map):
6276 New type.
6277 (Output_section::relaxed_input_section_map_): Change type to
6278 Output_section::Output_relaxed_input_section_by_input_section_map.
6279 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6280 input section.
6281
0e0d5469
ILT		 62822009-12-15 Ian Lance Taylor <iant@google.com>
6283
6284 * layout.cc (Layout::create_shstrtab): Only write out after input
6285 sections if we are compressing debug sections.
6286
0649a889
ILT		 62872009-12-15 Ian Lance Taylor <iant@google.com>
6288
6289 * archive.cc (Archive::add_symbols): Only look up a symbol without
6290 a version if there is, in fact, a version.
6291
2ea97941
ILT		 62922009-12-14 Ian Lance Taylor <iant@google.com>
6293
6294 Revert -Wshadow changes, all changes from:
6295 2009-12-11 Doug Kwan <dougkwan@google.com>
6296 2009-12-11 Nick Clifton <nickc@redhat.com>
6297 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6298
b0eec2cc
DK		 62992009-12-11 Doug Kwan <dougkwan@google.com>
6300
6301 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6302 due to -Wshadow.
6303 * attributes.cc (Object_attribute::size): Ditto.
6304 (Attributes_section_data::size): Ditto.
6305 (Attributes_section_data::Attributes_section_data): Ditto.
6306 (Output_attributes_section_data::do_write): Ditto.
6307 * attributes.h (Object_attribute::set_type): Ditto.
6308 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6309
91d6fa6a
NC		 63102009-12-11 Nick Clifton <nickc@redhat.com>
6311
6312 * archive.cc: Fix shadowed variable warnings.
6313 * arm.cc: Likewise.
6314 * compressed_output.cc: Likewise.
6315 * compressed_output.h: Likewise.
6316 * configure: Likewise.
6317 * dwarf_reader.cc: Likewise.
6318 * dynobj.cc: Likewise.
6319 * dynobj.h: Likewise.
6320 * ehframe.cc: Likewise.
6321 * ehframe.h: Likewise.
6322 * errors.cc: Likewise.
6323 * expression.cc: Likewise.
6324 * fileread.cc: Likewise.
6325 * fileread.h: Likewise.
6326 * freebsd.h: Likewise.
6327 * i386.cc: Likewise.
6328 * icf.cc: Likewise.
6329 * incremental.h: Likewise.
6330 * layout.cc: Likewise.
6331 * layout.h: Likewise.
6332 * mapfile.cc: Likewise.
6333 * merge.cc: Likewise.
6334 * merge.h: Likewise.
6335 * object.cc: Likewise.
6336 * object.h: Likewise.
6337 * options.h: Likewise.
6338 * output.cc: Likewise.
6339 * output.h: Likewise.
6340 * parameters.cc: Likewise.
6341 * plugin.cc: Likewise.
6342 * powerpc.cc: Likewise.
6343 * reduced_debug_output.cc: Likewise.
6344 * reduced_debug_output.h: Likewise.
6345 * reloc.cc: Likewise.
6346 * reloc.h: Likewise.
6347 * resolve.cc: Likewise.
6348 * script-sections.cc: Likewise.
6349 * script.cc: Likewise.
6350 * script.h: Likewise.
6351 * sparc.cc: Likewise.
6352 * symtab.cc: Likewise.
6353 * symtab.h: Likewise.
6354 * target-select.cc: Likewise.
6355 * target-select.h: Likewise.
6356 * token.h: Likewise.
6357 * workqueue.cc: Likewise.
6358 * workqueue.h: Likewise.
6359 * x86_64.cc: Likewise.
6360
a0351a69
DK		 63612009-12-10 Doug Kwan <dougkwan@google.com>
6362
6363 * arm.cc (attributes.h): New include.
6364 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6365 (Arm_relobj::~Arm_relobj): Delete object pointed by
6366 attributes_section_data_.
6367 (Arm_relobj::attributes_section_data): New method definition.
6368 (Arm_relobj::attributes_section_data_): New data member declaration.
6369 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6370 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6371 attributes_section_data_.
6372 (Arm_dynobj::attributes_section_data): New method definition.
6373 (Arm_dynobj::attributes_section_data_): New data member declaration.
6374 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6375 initialization value of may_use_blx_ to false.
6376 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6377 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6378 object attributes to compute results instead of hard-coding.
6379 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6380 Target_arm::get_secondary_compatible_arch,
6381 Target_arm::set_secondary_compatible_arch
6382 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6383 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6384 New method declarations.
6385 (Target_arm::get_aeabi_object_attribute): New method definition.
6386 (Target_arm::attributes_section_data_): New data member declaration.
6387 (read_arm_attributes_section): New template definition.
6388 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6389 (Arm_dynobj::do_read_symbols): Ditto.
6390 (Target_arm::do_finalize_sections): Merge attributes sections from
6391 input. Check for BLX use after attributes section merging.
6392 Fix __exidx_start and __exidx_end visibility. Create an
6393 .ARM.attributes section if necessary.
6394 (Target_arm::get_secondary_compatible_arch,
6395 Target_arm::set_secondary_compatible_arch,
6396 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6397 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6398 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6399 New method definitions.
6400
b59befec
ILT		 64012009-12-09 Ian Lance Taylor <iant@google.com>
6402
6403 * plugin.cc (Plugin::load): Don't cast from void* to a function
6404 pointer.
6405
1276bc89
ILT		 64062009-12-09 Ian Lance Taylor <iant@google.com>
6407
6408 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6409 information fields.
6410
2f2de248
L		 64112009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6412
6413 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6414 Replace two_file_shared_1.so with two_file_shared_2.so.
6415 * testsuite/Makefile.in: Regenerated.
6416
4f787271
DK		 64172009-12-08 Doug Kwan <dougkwan@google.com>
6418
6419 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6420 (HFILES): Add attributes.h and int_encoding.h.
6421 * Makefile.in: Regenerate.
6422 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6423 function definitions to int_encoding.cc
6424 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6425 prototypes to int_encoding.h
6426 * reduced_debug_output.cc (int_encoding.h): New include.
6427 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6428 function definitions to int_encoding.cc
6429 (insert_into_vector, read_from_pointer): Move template definitions to
6430 int_encoding.h
6431 * attributes.cc: New file.
6432 * attributes.h: New file.
6433 * int_encoding.cc: New file.
6434 * int_encoding.h: New file.
6435
20b52f1a
RÁE		 64362009-12-07 Rafael Avila de Espindola <espindola@google.com>
6437
6438 PR gold/11055
6439 * incremental-dump.cc (dump_incremental_inputs): New.
6440 (main): Use dump_incremental_inputs.
6441
53d7974c
L		 64422009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6443
6444 PR gold/10893
6445 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6446 checking elfcpp::STT_FUNC.
6447 (Target_i386::Relocate::relocate): Likewise.
6448 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6449
6450 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6451 symbols from shared libraries into normal FUNC symbols.
6452
6453 * symtab.h (Symbol): Add is_func and use it.
6454
05a352e6
DK		 64552009-12-05 Doug Kwan <dougkwan@google.com>
6456
6457 * arm.cc (Target_arm::arm_info): Initialize new fields
6458 attributes_section and attributes_vendor.
6459 * i386.cc (Target_i386::i386_info): Same.
6460 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6461 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6462 fields attributes_section and attributes_vendor.
53d7974c 6463 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6464 * target.h (Target::attributes_section, Target::attributes_vendor,
6465 Target::is_attributes_section, Target::attribute_arg_type,
6466 Target::attributes_order): New method definitions.
6467 (Target::Target_info::attributes_section,
6468 Target::Target_info::attributes_vendor): New fields.
6469 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6470 virtual method definitions.
6471 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6472 attributes_section and attributes_vendor.
6473 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6474
f4e5969c
DK		 64752009-12-05 Doug Kwan <dougkwan@google.com>
6476
6477 * arm.cc: Update comments about interworking and stub generation.
6478 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6479 considered as non-PIC.
6480 (Arm_relocate_functions::base_abs): Fix formatting.
6481 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6482 of function to use GOT entry address instead of offset.
6483 (Target_arm::Scan::global): Issue an error if a symbol would need a
6484 PLT does not get one because it is untyped. Remove code to create
6485 dynamic symbols for relative branches.
6486 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6487 takes unsigned integer instead of boolean.
6488
1abce4a6
L		 64892009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6490
6491 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6492 (two_file_test_LDADD): Likewise.
6493 (common_test_1_LDADD): Likewise.
6494 (exception_test_LDADD) Likewise.
6495 (weak_test_LDADD): Likewise.
6496 (many_sections_test_LDADD): Likewise.
6497 (initpri1_LDADD): Likewise.
6498 (script_test_1_LDADD): Likewise.
6499 (script_test_2_LDADD): Likewise.
6500 (justsyms_LDADD): Likewise.
6501 (binary_test_LDADD): Likewise.
6502 (large_LDADD): Likewise.
6503 * testsuite/Makefile.in: Regenerated.
6504
adcf2816 65052009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6506
adcf2816
L		 6507 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6508 (Symbol_table::override_with_special): Likewise.
6509 (Symbol_table::add_from_object): Likewise.
6510
28e67f5d
RÁE		 65112009-12-04 Rafael Avila de Espindola <espindola@google.com>
6512
6513 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6514 Don't set the data_offset twice.
6515
ae10a101
RÁE		 65162009-12-04 Rafael Avila de Espindola <espindola@google.com>
6517
6518 * testsuite/Makefile.in: Regenerate.
6519
f59f41f3
DK		 65202009-12-03 Doug Kwan <dougkwan@google.com>
6521
6522 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6523 (Target_arm::do_finalize_sections): Add parameter for symbol table
6524 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6525 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6526 parameter for symbol table pointer.
6527 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6528 an additional parameter for a pointer to symbol table.
6529 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6530 parameter for a symbol table pointer.
6531 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6532 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6533 Ditto.
6534 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6535 parameter for a symbol table pointer.
6536
ca55d848
RÁE		 65372009-12-03 Rafael Avila de Espindola <espindola@google.com>
6538
6539 * incremental.cc (Incremental_inputs_header)
6540 (Incremental_inputs_header_write, Incremental_inputs_entry)
6541 (Incremental_inputs_entry_write): Move ...
6542 * incremental.h (Incremental_inputs_header)
6543 (Incremental_inputs_header_write, Incremental_inputs_entry)
6544 (Incremental_inputs_entry_write): here.
6545
3aec4f9c
RÁE		 65462009-12-02 Rafael Avila de Espindola <espindola@google.com>
6547
6548 * incremental.cc (make_sized_incremental_binary): Set the target.
6549 Error if it is incompatible.
6550 * output.h (Output_file): Add filename method.
6551
9c0ae74d
RÁE		 65522009-12-02 Rafael Avila de Espindola <espindola@google.com>
6553
6554 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6555 from the get_* methods.
6556
a45500ae
RÁE		 65572009-12-02 Rafael Avila de Espindola <espindola@google.com>
6558
6559 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6560 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6561 Write 0 for the data_offset of scripts.
6562
325e6408
RÁE		 65632009-12-02 Rafael Avila de Espindola <espindola@google.com>
6564
6565 * testsuite/Makefile.am: Add the incremental_test.sh test.
6566 * testsuite/incremental_test.sh: New.
6567 * testsuite/incremental_test_1.c: New.
6568 * testsuite/incremental_test_2.c: New.
6569
954c3e2e
RÁE		 65702009-12-01 Rafael Avila de Espindola <espindola@google.com>
6571
6572 * incremental-dump.cc (main): Fix typos.
6573
f8086623
RÁE		 65742009-11-27 Rafael Avila de Espindola <espindola@google.com>
6575
6576 PR gold/11025
6577 * incremental-dump.cc (main): Use llu to print 64 bit values.
6578
3b0dd6ac
L		 65792009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6580 H.J. Lu <hongjiu.lu@intel.com>
6581
6582 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6583 $(LIBDL).
6584 (incremental_dump_LDADD): Likewise.
6585 * Makefile.in: Regenerated.
6586
a6d1ef57 65872009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6588
a6d1ef57
DK		 6589 Revert:
6590
6591 2009-11-25 Doug Kwan <dougkwan@google.com>
6592
6593 * arm.cc (Target_arm::Target_arm): Move method definition
6594 outside of class definition. Add code to handle
6595 --target1-rel, --target1-abs and --target2= options.
6596 (Target_arm::get_reloc_reloc_type): Change method to be
6597 non-static and const.
6598 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6599 New data member declaration.
6600 (Target_arm::Scan::local, Target_arm::Scan::global,
6601 Target_arm::Relocate::relocate,
6602 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6603 Adjust call to Target_arm::get_real_reloc_type.
6604 (Target_arm::get_real_reloc_type): Use command line options
6605 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6606 * options.h (--target1-rel, --target1-abs, --target2): New
6607 ARM-only options.
6608
50aeb7d4
DK		 66092009-11-25 Doug Kwan <dougkwan@google.com>
6610
6611 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6612 class definition. Add code to handle --target1-rel, --target1-abs
6613 and --target2= options.
6614 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6615 and const.
6616 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6617 member declaration.
6618 (Target_arm::Scan::local, Target_arm::Scan::global,
6619 Target_arm::Relocate::relocate,
6620 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6621 call to Target_arm::get_real_reloc_type.
6622 (Target_arm::get_real_reloc_type): Use command line options to
6623 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6624 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6625 options.
6626
51938283
DK		 66272009-11-25 Doug Kwan <dougkwan@google.com>
6628
6629 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6630 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6631 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6632 formatting.
6633 (Arm_relocate_functions::thm_call): Replace body with a call to
6634 Arm_relocate_functions::thumb_branch_common.
6635 (Arm_relocate_functions::thm_jump24,
6636 Arm_relocate_functions::thm_xpc22): New method definitions.
6637 (Arm_relocate_functions::thumb_branch_common): New method definition.
6638 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6639 operator.
6640 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6641 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6642
e2b8f3c4
RÁE		 66432009-11-24 Rafael Avila de Espindola <espindola@google.com>
6644
6645 * Makefile.am: Build incremental-dump
6646 * Makefile.in: Regenerate.
6647 * incremental-dump.cc: New.
6648 * incremental.cc (Incremental_inputs_header_data,
6649 Incremental_inputs_entry_data): Move to incremental.h
6650 * incremental.h: (Incremental_inputs_header_data,
6651 Incremental_inputs_entry_data): Move from incremental.cc
6652
bcba9aec
RÁE		 66532009-11-24 Rafael Avila de Espindola <espindola@google.com>
6654
6655 * incremental.cc (Incremental_inputs_header,
6656 Incremental_inputs_header_write, Incremental_inputs_entry,
6657 Incremental_inputs_entry_write): Add a typedef with the data type.
6658
7c3afe08
RÁE		 66592009-11-24 Rafael Avila de Espindola <espindola@google.com>
6660
6661 * incremental.cc (Incremental_inputs_header,
6662 Incremental_inputs_header_write, Incremental_inputs_entry,
6663 Incremental_inputs_entry_write): Update comment about which
6664 type has the filed descriptions.
6665
d204b6e9
DK		 66662009-11-15 Doug Kwan <dougkwan@google.com>
6667
6668 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6669 (Arm_relocate_functions::arm_branch_common): Change method defintion
6670 in class definition to a method declaration and update list of formal
6671 parameters.
6672 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6673 Arm_relocation_functions::jump24): Adjust call to
6674 Arm_relocate_functions::arm_branch_common. Update list of formal
6675 parameters.
6676 (Arm_relocate_functions::xpc25): New method definition.
6677 (Arm_relocate_functions::arm_branch_common): Move method defintion
6678 out from class definition. Use stubs for mode-switching and extending
6679 branch ranges.
6680 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6681 specially. Change code to enable use of stubs in ARM branches.
6682
43d12afe
DK		 66832009-11-10 Doug Kwan <dougkwan@google.com>
6684
6685 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6686 in method declaration.
6687 (Target_arm::relocate_stub): New method declaration.
6688 (Target_arm::default_target): Change to return a pointer instead of
6689 a const reference.
6690 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6691 Target_arm::default_target.
6692 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6693 method definition.
6694 (Target_arm::relocate_section): Adjust view.
6695 (Target_arm::relocate_stub): New method definition.
6696
ac33a407
DK		 66972009-11-10 Doug Kwan <dougkwan@google.com>
6698
6699 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6700 a format warning.
6701 * incremental.cc (open_incremental_binary): Initialized local
6702 variables to avoid warnings.
6703 * object.cc (make_elf_object): Ditto.
6704 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6705 a format warning.
e1df38aa 6706
88ee28e9
L		 6707009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6708
6709 PR gold/10930
6710 * testsuite/plugin_test.c: Include "config.h".
6711
2daedcd6
DK		 67122009-11-09 Doug Kwan <dougkwan@google.com>
6713
6714 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6715 (arm_symbol_value): Remove.
6716 (Arm_relocate_functions::arm_branch_common,
6717 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6718 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6719 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6720 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6721 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6722 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6723 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6724 Arm_relocate_functions::thm_mobw_abs_nc,
6725 Arm_relocate_functions::thm_mov_abs,
6726 Arm_relocate_functions::movw_prel_nc,
6727 Arm_relocate_functions::thm_movt_abs,
6728 Arm_relocate_functions::movt_prel,
6729 Arm_relocate_functions::thm_movw_prel_nc,
6730 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6731 (Target_arm::Relocate::relocate): Only decompose address into two
6732 parts if relocation type uses the thumb-bit and pass the actual
6733 bit instead of a flag indicating that the thumb-bit is used. Adjust
6734 calls to methods in Arm_relocate_functions for this change.
6735
1276bc89 67362009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6737
6738 PR 10925
6739 * reloc.cc: Instantiate
6740 Sized_relobj::initialize_input_to_output_maps and
6741 Sized_relobj:free_input_to_output_maps.
6742
e53ad1b5
ILT		 67432009-11-06 Ian Lance Taylor <iant@google.com>
6744
6745 PR 10876
6746 * defstd.cc (in_segment): Set only_if_ref true for "end".
6747
eb44217c
DK		 67482009-11-06 Doug Kwan <dougkwan@google.com>
6749
6750 * arm.cc (class Reloc_stub): Correct a comment.
6751 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6752 (Target_arm::scan_section_for_stubs): New method declaration.
6753 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6754 Change methods from private to protected.
6755 (Target_arm::do_may_relax): New method definition.
6756 (Target_arm::do_relax, Target_arm::group_sections,
6757 Target_arm::scan_reloc_for_stub,
6758 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6759 (Target_arm::arm_input_section_map_): New data member declaration.
6760 (Target_arm::scan_reloc_for_stub,
6761 Target_arm::scan_reloc_section_for_stubs,
6762 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6763 Target_arm::do_relax): New method definitions.
6764
5d329b7d
ILT		 67652009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6766
6767 * configure.ac: Check for (struct stat)::st_mtim
6768 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6769 * config.in: Regenerate.
6770 * configure: Regenerate.
6771
96a0d71b
ILT		 67722009-11-05 Ian Lance Taylor <iant@google.com>
6773
6774 PR 10910
6775 * output.cc (Output_segment::add_output_section): Add missing
6776 return statement.
6777
594c8e5e
ILT		 67782009-11-04 Ian Lance Taylor <iant@google.com>
6779
6780 PR 10880
6781 * object.h (class Object): Add is_needed and set_is_needed
6782 methods. Add is_needed_ field. Make bool fields into bitfields.
6783 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6784 defined in a dynamic object and referenced by a regular object,
6785 set is_needed for the dynamic object.
6786 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6787 if the file is marked with as_needed and it is not needed.
6788
22b127cc
ILT		 67892009-11-04 Ian Lance Taylor <iant@google.com>
6790
6791 PR 10887
6792 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6793 tags if data is discarded by linker script.
6794 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6795 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6796 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6797 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6798
f5c870d2
ILT		 67992009-11-04 Ian Lance Taylor <iant@google.com>
6800
6801 * layout.cc (Layout::get_output_section): Add is_interp and
6802 is_dynamic_linker_section parameters. Change all callers.
6803 (Layout::choose_output_section): Likewise.
6804 (Layout::make_output_section): Likewise.
6805 (Layout::add_output_section_data): Add is_dynamic_linker_section
6806 parameter. Change all callers.
6807 * layout.h (class Layout): Update declarations.
6808 * output.h (class Output_section): Add is_interp, set_is_interp,
6809 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6810 Add is_interp_, is_dynamic_linker_section_ fields. Change
6811 generate_code_fills_at_write_ to a bitfield.
6812 * output.cc (Output_section::Output_sections): Initialize new
6813 fields.
6814 (Output_segment::add_output_section): Add do_sort parameter.
6815 Change all callers.
6816
1ae4d23b
ILT		 68172009-11-03 Ian Lance Taylor <iant@google.com>
6818
6819 PR 10860
6820 * options.h (class General_options): Add --warn-common.
6821 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6822 merging two common symbols.
6823 (Symbol_table::should_override): Handle --warn-common when merging
6824 a common symbol with a defined symbol. Use report_resolve_problem
6825 for multiple definitions.
6826 (Symbol_table::report_resolve_problem): New function.
6827 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6828
55da9579
DK		 68292009-11-03 Doug Kwan <dougkwan@google.com>
6830
6831 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6832 stub_factory_.
6833 (Target_arm::stub_factory): New method definition.
6834 (Target_arm::new_arm_input_section,
6835 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6836 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6837 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6838 New type definitions.
6839 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6840 member declarations.
6841 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6842 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6843 New method definitions.
6844
37a9ac43
ILT		 68452009-11-03 Ian Lance Taylor <iant@google.com>
6846
6847 * options.h (class General_options): Add --warn_constructors.
6848
b3d6a3d4
ILT		 68492009-11-03 Ian Lance Taylor <iant@google.com>
6850
6851 PR 10893
6852 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6853 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6854
934b01dd
ILT		 68552009-11-03 Ian Lance Taylor <iant@google.com>
6856
6857 PR 10895
6858 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6859 --msgid-bugs-address.
6860 (install-pdf): New target.
6861 (install-data_yes): Look up one directory to find mkinstalldirs.
6862
03c1939b
L		 68632009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6864
6865 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6866 tree.
6867
ebd95253
DK		 68682009-10-30 Doug Kwan <dougkwan@google.com>
6869
6870 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6871
e9bbb538
DK		 68722009-10-30 Doug Kwan <dougkwan@google.com>
6873
6874 * arm.cc (Stub_addend_reader): New struct template definition
6875 and partial specializations.
6876 (Stub_addend_reader::operator()): New method definition for a
6877 partially specialized template.
6878
d5b40221
DK		 68792009-10-30 Doug Kwan <dougkwan@google.com>
6880
6881 * arm.cc (Arm_relobj::processor_specific_flags): New method
6882 definition.
6883 (Arm_relobj::do_read_symbols): New method declaration.
6884 (Arm_relobj::processor_specific_flags_): New data member declaration.
6885 (Arm_dynobj): New class definition.
6886 (Target_arm::do_finalize_sections): Add input_objects parameter.
6887 (Target_arm::do_adjust_elf_header): New method declaration.
6888 (Target_arm::are_eabi_versions_compatible,
6889 (Target_arm::merge_processor_specific_flags): New method declaration.
6890 (Target_arm::do_make_elf_object): New overloaded method definitions
6891 and declaration.
6892 (Arm_relobj::do_read_symbols): New method definition.
6893 (Arm_dynobj::do_read_symbols): Ditto.
6894 (Target_arm::do_finalize_sections): Add input_objects parameters.
6895 Merge processor-specific flags from all input objects.
6896 (Target_arm::are_eabi_versions_compatible,
6897 Target_arm::merge_processor_specific_flags,
6898 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6899 New method definitions.
6900 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6901 Input_objects pointer type parameter.
6902 * layout.cc (Layout::finalize): Pass input objects to target's.
6903 finalize_sections function.
6904 * output.cc (Output_file_header::do_sized_write): Set ELF file
6905 header's processor-specific flags.
6906 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6907 Input_objects pointer type parameter.
6908 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6909 * target.h (Input_objects): New forward class declaration.
6910 (Target::processor_specific_flags,
6911 Target::are_processor_specific_flags_sect): New method definitions.
6912 (Target::finalize_sections): Add input_objects parameter.
6913 (Target::Target): Initialize processor_specific_flags_ and
6914 are_processor_specific_flags_set_.
6915 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6916 parameter.
6917 (Target::set_processor_specific_flags): New method definition.
6918 (Target::processor_specific_flags_,
6919 Target::are_processor_specific_flags_set_): New data member
6920 declarations.
6921 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6922 Input_objects pointer type parameter.
6923
ebabffbd
DK		 69242009-10-30 Doug Kwan <dougkwan@google.com>
6925
6926 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6927
ad0f2072
ILT		 69282009-10-28 Ian Lance Taylor <iant@google.com>
6929
6930 * object.h (class Relobj): Drop options parameter from
6931 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6932 do_scan_relocs, do_relocate. Change all callers.
6933 (class Sized_relobj): Drop options parameters from
6934 do_gc_process_relocs, do_scan_relocs, do_relocate,
6935 do_relocate_sections, relocate_sections, emit_relocs_scan,
6936 emit_relocs_scan_reltype. Change all callers.
6937 (struct Relocate_info): Remove options field and all references to
6938 it.
6939 * reloc.h (class Read_relocs): Remove options constructor
6940 parameter and options_ field. Change all callers.
6941 (class Gc_process_relocs, class Scan_relocs): Likewise.
6942 (class Relocate_task): Likewise.
6943 * target-reloc.h (scan_relocs): Remove options parameter. Change
6944 all callers.
6945 (scan_relocatable_relocs): Likewise.
6946 * target.h (class Sized_target): Remove options parameter from
6947 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6948 all callers.
6949 * gc.h (gc_process_relocs): Remove options parameter. Change all
6950 callers.
6951 * arm.cc: Update functions to remove options parameters.
6952 * i386.cc: Likewise.
6953 * powerpc.cc: Likewise.
6954 * sparc.cc: Likewise.
6955 * x86_64.cc: Likewise.
6956 * testsuite/testfile.cc: Likewise.
6957
8ffa3667
DK		 69582009-10-28 Doug Kwan <dougkwan@google.com>
6959
6960 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6961 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6962 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6963 New method definitions.
6964
40f36857
CC		 69652009-10-28 Cary Coutant <ccoutant@google.com>
6966
6967 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6968 (Plugin::cleanup_done_): New member.
6969 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6970 (Plugin_manager::cleanup_done_): Remove.
6971 (Plugin_manager::add_input_file): Edit error message.
6972 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6973 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6974
2c849493
ILT		 69752009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6976
6977 * fileread.cc: (File_read::View::~View): Use the new
6978 data_ownership_ filed.
6979 (File_read::~File_read): Dispose the new whole_file_view_.
6980 (File_read::open): Mmap the whole file if needed.
6981 (File_read::open): Use whole_file_view_ instead of contents_.
6982 (File_read::find_view): Use whole_file_view_ if applicable.
6983 (File_read::do_read): Use whole_file_view_ instead of contents_.
6984 (File_read::make_view): Use whole_file_view_ instead of contents_,
6985 update File_read::View::View call.
6986 (File_read::find_or_make_view): Update File_read::View::View
6987 call.
6988 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6989 remove contents_
6990 (File_read::View::Data_ownership): New enum.
6991 (File_read::View::View): Replace bool mapped_ with Data_ownership
6992 argument.
6993 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6994 (File_read::View::data_ownership_): New field.
6995 (File_read::contents_): Remove (replaced by whole_file_view_).
6996 (File_read::whole_file_view_): New field.
6997 * options.h (class General_options): Add --keep-files-mapped.
6998
24998053
CC		 69992009-10-27 Cary Coutant <ccoutant@google.com>
7000
7001 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7002 * testsuite/Makefile.am (plugin_test_5): New test case.
7003 * testsuite/Makefile.in: Regenerate.
7004
72adc4fa
DK		 70052009-10-25 Doug Kwan <dougkwan@google.com>
7006
7007 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7008 from private to protected to allow access by child class.
7009 (Sized_relobj::do_relocate_sections): New method declaration.
7010 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7011 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7012 Sized_relobj::relocate_sections. Instantiate template explicitly
7013 for different target sizes and endianity.
7014
07f508a2
DK		 70152009-10-24 Doug Kwan <dougkwan@google.com>
7016
7017 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7018 (Arm_input_section::as_arm_input_section): New method.
7019 (Arm_output_section): New class definition.
7020 (Arm_output_section::create_stub_group,
7021 Arm_output_section::group_sections): New method definitions.
7022
10ad9fe5
DK		 70232009-10-22 Doug Kwan <dougkwan@google.com>
7024
7025 * arm.cc (Arm_input_section): New class definition.
7026 (Arm_input_section::init, Arm_input_section:do_write,
7027 Arm_input_section::set_final_data_size,
7028 Arm_input_section::do_reset_address_and_file_offset): New method
7029 definitions.
7030
56ee5e00
DK		 70312009-10-21 Doug Kwan <dougkwan@google.com>
7032
7033 * arm.cc (Stub_table, Arm_input_section): New forward class
7034 declarations.
7035 (Stub_table): New class defintion.
7036 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7037 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7038 New method definition.
7039
b569affa
DK		 70402009-10-21 Doug Kwan <dougkwan@google.com>
7041
7042 * arm.cc: Update copyright comments.
7043 (Target_arm): New forward class template declaration.
7044 (Arm_address): New type.
7045 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7046 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7047 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7048 constants.
7049 (Insn_template): Same.
7050 (DEF_STUBS): New macro.
7051 (Stub_type): New enum type.
7052 (Stub_template): New class definition.
7053 (Stub): Same.
7054 (Reloc_stub): Same.
7055 (Stub_factory): Same.
7056 (Target_arm::Target_arm): Initialize may_use_blx_ and
7057 should_force_pic_veneer_.
7058 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7059 Target_arm::should_force_pic_veneer,
7060 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7061 Target_arm::using_thumb_only, Target_arm:;default_target): New
7062 method defintions.
7063 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7064 New data member declarations.
7065 (Insn_template::size, Insn_template::alignment): New method defintions.
7066 (Stub_template::Stub_template): New method definition.
7067 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7068 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7069 (Stub_factory::Stub_factory): New method definition.
7070 * gold.h (string_hash): New template.
7071 * output.h (Input_section_specifier::hash_value): Use
7072 gold::string_hash.
7073 (Input_section_specifier::string_hash): Remove.
7074 * stringpool.cc (Stringpool_template::string_hash): Use
7075 gold::string_hash.
7076
6c172549
DK		 70772009-10-20 Doug Kwan <dougkwan@google.com>
7078
7079 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7080 symbols of relaxed input sections.
7081 * output.h (Output_section::find_relaxed_input_section): Make
7082 method public.
7083
c5617f2f
DK		 70842009-10-16 Doug Kwan <dougkwan@google.com>
7085
7086 * dynobj.cc (Versions::Versions): Initialize version_script_.
7087 Only insert base version symbol definition for a shared object
7088 if version script defines any version versions.
7089 (Versions::define_base_version): New method definition.
7090 (Versions::add_def): Check that base version is not needed.
7091 (Versions::add_need): Define base version lazily.
7092 * dynobj.h (Versions::define_base_version): New method declaration.
7093 (Versions::needs_base_version_): New data member declaration.
7094 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7095 (check_DATA): Add no_version_test.stdout.
7096 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7097 New make rules.
7098 * testsuite/Makefile.in: Regenerate.
7099 * testsuite/no_version_test.c: New file.
7100 * testsuite/no_version_test.sh: Ditto.
7101
3c12dcdb
DK		 71022009-10-16 Doug Kwan <dougkwan@google.com>
7103
7104 * expression.cc (class Segment_start_expression): New class definition.
7105 (Segment_start_expression::value): New method definition.
7106 (script_exp_function_segment_start): Return a new
7107 Segment_start_expression.
7108 * gold/script-c.h (script_saw_segment_start_expression): New function
7109 prototype.
7110 * script-sections.cc (Script_sections::Script_sections): Initialize
7111 SAW_SEGMENT_START_EXPRESSION_ to false.
7112 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7113 and -Tbbs options to specify section addresses if given in
7114 command line and no SEGMENT_START expression is seen in a script.
7115 * script-sections.h (Script_sections::saw_segment_start_expression,
7116 Script_sections::set_saw_segment_start_expression): New method
7117 definition.
7118 (Script_sections::saw_segment_start_expression_): New data member
7119 declaration.
7120 * script.cc (script_saw_segment_start_expression): New function.
7121 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7122 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7123 script_test_7.sh and script_test_8.sh.
7124 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7125 script_test_8.stdout.
7126 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7127 (script_test_6, script_test_6.stdout, script_test_7,
7128 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7129 * Makefile.in: Regenerate.
7130 * testsuite/script_test_6.sh: New file.
7131 * testsuite/script_test_6.t: Same.
7132 * testsuite/script_test_7.sh: Same.
7133 * testsuite/script_test_7.t: Same.
7134 * testsuite/script_test_8.sh: Same.
7135
64b1ae37
DK		 71362009-10-16 Doug Kwan <dougkwan@google.com>
7137
7138 * output.cc (Output_segment::set_section_list_address): Cast
7139 expressions to unsigned long long type to avoid format warnings.
7140
661be1e2
ILT		 71412009-10-15 Ian Lance Taylor <iant@google.com>
7142
12edd763 7143 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7144 dot assignment to script_sections_.
12edd763
ILT		 7145 * script-sections.cc (Script_sections::add_dot_assignment):
7146 Initialize if necessary.
7147
68b6574b
ILT		 7148 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7149 program headers with no load segment if there is a linker script.
7150
661be1e2
ILT		 7151 * layout.cc (Layout::set_segment_offsets): Align the file offset
7152 to the segment aligment for -N or -n with no load segment.
7153 * output.cc (Output_segment::add_output_section): Don't crash if
7154 the first section is a TLS section.
7155 (Output_segment::set_section_list_addresses): Print an error
7156 message if the address moves backward in a linker script.
7157 * script-sections.cc
7158 (Output_section_element_input::set_section_addresses): Don't
7159 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7160 (Orphan_output_section::set_section_addresses): Likewise.
7161
f15f61a7
DK		 71622009-10-15 Doug Kwan <dougkwan@google.com>
7163
7164 * layout.cc (Layout::finish_dynamic_section): Generate tags
7165 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7166 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7167 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7168
82bb573a
ILT		 71692009-10-14 Ian Lance Taylor <iant@google.com>
7170
7171 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7172 fields.
7173 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7174 data_shdr fields of relinfo.
7175 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7176 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7177 R_386_TLS_LDO_32, adjust based on section flags.
7178 (Target_i386::Relocate::fix_up_ldo): Remove.
7179
374ad285
ILT		 71802009-10-13 Ian Lance Taylor <iant@google.com>
7181
7182 Add support for -pie.
7183 * options.h (class General_options): Add -pie and
7184 --pic-executable.
7185 (General_options::output_is_position_independent): Test -pie.
7186 (General_options::output_is_executable): Return true if not shared
7187 and not relocatable.
7188 (General_options::output_is_pie): Remove.
7189 * options.cc (General_options::finalize): Reject incompatible uses
7190 of -pie.
7191 * gold.cc (queue_middle_tasks): A -pie link is not static.
7192 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7193 * symtab.cc (Symbol::final_value_is_known): Return false if
7194 output_is_position_independent.
7195 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7196 output_is_position_independent.
7197 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7198 output_is_position_independent.
7199 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7200 output_is_position_independent.
7201 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7202 two_file_pie_test.
7203 (basic_pie_test.o, basic_pie_test): New targets.
7204 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7205 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7206 (two_file_pie_test): New target.
7207 * testsuite/Makefile.in: Rebuild.
7208 * README: Remove note saying that -pie is not supported.
7209
c6585162
ILT		 72102009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7211
7212 * options.h (class General_options): Add -init and -fini.
7213 * layout.cc (Layout::finish_dynamic_section): Emit
7214 given init and fini functions.
7215
032ce4e9
ST		 72162009-10-13 Sriraman Tallam <tmsriram@google.com>
7217
7218 * gc.h (gc_process_relocs): Check if icf is enabled using new
7219 function.
7220 * gold.cc (queue_initial_tasks): Likewise.
7221 (queue_middle_tasks): Likewise.
7222 * object.cc (do_layout): Likewise.
7223 * symtab.cc (is_section_folded): Likewise.
7224 * main.cc (main): Likewise.
7225 * reloc.cc (Read_relocs::run): Likewise.
7226 (Sized_relobj::do_scan_relocs): Likewise.
7227 * icf.cc (is_function_ctor_or_dtor): New function.
7228 (Icf::find_identical_sections): Check if function is ctor or dtor when
7229 safe icf is chosen.
7230 * options.h (General_options::icf): Change option to be an enum.
7231 (Icf_status): New enum.
7232 (icf_enabled): New method.
7233 (icf_safe_folding): New method.
7234 (set_icf_status): New method.
7235 (icf_status_): New variable.
7236 * (options.cc) (General_options::finalize): Set icf_status_.
7237 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7238 icf_test and icf_keep_unique_test to use the --icf enum flag.
7239 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7240 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7241
f345227a
ST		 72422009-10-12 Sriraman Tallam <tmsriram@google.com>
7243
7244 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7245 includes to gc.h and icf.h.
7246 * arm.cc: Include gc.h.
7247 * gold.cc: Likewise.
7248 * i386.cc: Likewise.
7249 * powerpc.cc: Likewise.
7250 * sparc.cc: Likewise.
7251 * x86_64.cc: Likewise.
7252 * gc.h: Include icf.h.
7253
1c7814ed
ILT		 72542009-10-11 Ian Lance Taylor <iant@google.com>
7255
7256 * plugin.cc: Include "gold.h" before other header files.
7257
ae3b5189
CD		 72582009-10-10 Chris Demetriou <cgd@google.com>
7259
7260 * options.h (Input_file_argument::Input_file_type): New enum.
7261 (Input_file_argument::is_lib_): Replace with...
7262 (Input_file_argument::type_): New member.
7263 (Input_file_argument::Input_file_argument): Take Input_file_type
7264 'type' rather than boolean 'is_lib' as second argument.
7265 (Input_file_argument::is_lib): Use type_.
7266 (Input_file_argument::is_searched_file): New function.
7267 (Input_file_argument::may_need_search): Handle is_searched_file.
7268 * options.cc (General_options::parse_library): Support -l:filename.
7269 (General_options::parse_just_symbols): Update for Input_file_argument
7270 changes.
7271 (Command_line::process): Likewise.
7272 * archive.cc (Archive::get_file_and_offset): Likewise.
7273 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7274 * script.cc (read_script_file, script_add_file): Likewise.
7275 * fileread.cc (Input_file::Input_file): Likewise.
7276 (Input_file::will_search_for): Handle is_searched_file.
7277 (Input_file::open): Likewise.
7278 * readsyms.cc (Read_symbols::get_name): Likewise.
7279 * testsuite/Makefile.am (searched_file_test): New test.
7280 * testsuite/Makefile.in: Regenerate.
7281 * testsuite/searched_file_test.cc: New file.
7282 * testsuite/searched_file_test_lib.cc: New file.
7283
f3048a1d
ILT		 72842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7285 Ian Lance Taylor <iant@google.com>
7286
7287 * descriptor.cc: Include <cstdio> and "binary-io.h".
7288 (Descriptors::open): Open the files in binary mode always.
7289 * script.cc (Lex::get_token): Treat \r as whitespace.
7290
d4780e57
ILT		 72912009-10-09 Ian Lance Taylor <iant@google.com>
7292
7293 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7294
d9a893b8
ILT		 72952009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7296 Ian Lance Taylor <iant@google.com>
7297
7298 * configure.ac: Check for readv function also.
7299 * fileread.cc (readv): Define if not HAVE_READV.
7300 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7301 does not exist.
7302 * config.in: Regenerate.
7303 * configure: Regenerate.
7304
c0a62865
DK		 73052009-10-09 Doug Kwan <dougkwan@google.com>
7306
7307 * layout.cc (Layout::make_output_section): Call target hook to make
7308 ordinary output section.
7309 (Layout::finalize): Adjust parameter list of call the
7310 Target::may_relax().
7311 * layout.h (class Layout::section_list): New method.
7312 * merge.h (Output_merge_base::entsize): Change visibility to public.
7313 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7314 New methods.
7315 (Output_merge_string::do_is_string): New method.
7316 * object.cc (Sized_relobj::do_setup): renamed from
7317 Sized_relobj::set_up.
7318 * object.h (Sized_relobj::adjust_shndx,
7319 Sized_relobj::initializ_input_to_output_maps,
7320 Sized_relobj::free_input_to_output_maps): Change visibilities to
7321 protected.
7322 (Sized_relobj::setup): Virtualize.
7323 (Sized_relobj::do_setup): New method declaration.
7324 (Sized_relobj::invalidate_section_offset,
7325 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7326 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7327 * options.cc (parse_int): New function.
7328 * options.h (parse_int): New declaration.
7329 (DEFINE_int): New macro.
7330 (stub_group_size): New option.
7331 * output.cc (Output_section::Output_section): Initialize memebers
7332 merge_section_map_, merge_section_by_properties_map_,
7333 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7334 (Output_section::add_input_section): Handled deferred code-fill
7335 generation and remove an old comment.
7336 (Output_section::add_relaxed_input_section): New method definition.
7337 (Output_section::add_merge_input_section): Use merge section by
7338 properties map to speed to search. Update merge section maps
7339 as appropriate.
7340 (Output_section::build_relaxation_map): New method definition.
7341 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7342 Same.
7343 (Output_section::relax_input_section): Renamed to
7344 Output_section::convert_input_sections_to_relaxed_sections and change
7345 interface to take a vector of pointers to relaxed sections.
7346 (Output_section::find_merge_section,
7347 Output_section::find_relaxed_input_section): New method definitions.
7348 (Output_section::is_input_address_mapped,
7349 Output_section::output_offset, Output_section::output_address):
7350 Use output section data maps to speed up searching.
7351 (Output_section::find_starting_output_address): Add comments.
7352 (Output_section::do_write,
7353 Output_section::write_to_postprocessing_buffer): Do code-fill
7354 generation as appropriate.
7355 (Output_section::get_input_sections): Invalidate relaxed input section
7356 map.
7357 (Output_section::restore_states): Adjust type of checkpoint .
7358 Invalidate relaxed input section map.
7359 * output.h (Output_merge_base): New class declaration.
7360 (Input_section_specifier): New class defintion.
7361 (class Output_relaxed_input_section) Change base class to
7362 Output_section_data_build.
7363 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7364 base class initializer.
7365 (Output_section::add_relaxed_input_section): New method declaration.
7366 (Output_section::Input_section): Change visibility to protected.
7367 (Output_section::Input_section::relobj,
7368 Output_section::Input_section::shndx): Handle relaxed input sections.
7369 Output_section::input_sections) Change visibility to protected. Also
7370 define overload to return a non-const pointer.
7371 (Output_section::Merge_section_properties): New class defintion.
7372 (Output_section::Merge_section_by_properties_map,
7373 Output_section::Output_section_data_by_input_section_map,
7374 Output_section::Relaxation_map): New types.
7375 (Output_section::relax_input_section): Rename method to
7376 Output_section::convert_input_sections_to_relaxed_sections and change
7377 interface to take a vector of relaxed section pointers.
7378 (Output_section::find_merge_section,
7379 Output_section::find_relaxed_input_section,
7380 Output_section::build_relaxation_map,
7381 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7382 New method declarations.
7383 (Output_section::merge_section_map_
7384 Output_section::merge_section_by_properties_map_,
7385 Output_section::relaxed_input_section_map_,
7386 Output_section::is_relaxed_input_section_map_valid_,
7387 Output_section::generate_code_fills_at_write_): New data members.
7388 * script-sections.cc
7389 (Output_section_element_input::set_section_addresses): Call
7390 current_data_size and addralign methods of relaxed input sections.
7391 (Orphan_output_section::set_section_addresses): Call current_data_size
7392 and addralign methods of relaxed input sections.
7393 * symtab.cc (Symbol_table::compute_final_value): Extract template
7394 from the body of Symbol_table::sized_finalize_symbol.
7395 (Symbol_table::sized_finalized_symbol): Call
7396 Symbol_table::compute_final_value.
7397 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7398 (Symbol_table::compute_final_value): New templated method declaration.
7399 * target.cc (Target::do_make_output_section): New method defintion.
7400 * target.h (Target::make_output_section): New method declaration.
7401 (Target::relax): Add more parameters for input objects, symbol table
7402 and layout. Adjust call to do_relax.
7403 (Target::do_make_output_section): New method declaration.
7404 (Target::do_relax): Add parameters for input objects, symbol table
7405 and layout.
7406
d446d6c4
ILT		 74072009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7408
7409 * pread.c: Include stdio.h.
7410
bc06c745
ILT		 74112009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7412
7413 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7414 defined.
7415
75aea3d0
ILT		 74162009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7417
7418 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7419 Change read_shndx type to unsigned int.
7420 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7421 int.
7422 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7423 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7424 Change read_shndx type to unsigned int.
7425 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7426 int.
7427 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7428 * layout.cc (Layout::create_symtab_sections): Cast the result of
7429 local_symcount * symsize to off_t in the gold_assert.
7430
be8fcb75
ILT		 74312009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7432
7433 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7434 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7435 R_ARM_BASE_ABS.
7436 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7437 (Arm_relocate_functions::thm_abs5): New function.
7438 (Arm_relocate_functions::abs12): New function.
7439 (Arm_relocate_functions::abs16): New function.
7440 (Arm_relocate_functions::base_abs): New function.
7441 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7442 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7443 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7444 R_ARM_BASE_ABS.
7445 (Scan::global): Likewise.
7446 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7447 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7448 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7449 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7450 R_ARM_BASE_ABS.
7451
c2a122b6
ILT		 74522009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7453
7454 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7455 (Arm_relocate_functions::movt_prel): New function.
7456 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7457 (Arm_relocate_functions::thm_movt_prel): New function.
7458 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7459 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7460 (Scan::global, Relocate::relocate): Likewise.
7461 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7462
c4aa1e2d
ILT		 74632009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7464
7465 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7466 Incremental_checker.
7467 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7468 unsigned int.
7469 (class Incremental_inputs_header): New class.
7470 (Incremental_inputs_header_writer): Edit comment.
7471 (Incremental_inputs_entry): New class.
7472 (Incremental_inputs_entry_writer): Edit comment.
7473 (Sized_incremental_binary::do_find_incremental_inputs_section):
7474 Add *strtab_shndx parameter, fill it.
7475 (Sized_incremental_binary::do_check_inputs): New method.
7476 (Incremental_checker::can_incrementally_link_output_file): Use
7477 Sized_incremental_binary::check_inputs.
7478 (Incremental_inputs::report_command_line): Save command line in
7479 command_line_.
7480 * incremental.h:
7481 (Incremental_binary::find_incremental_inputs_section): New
7482 method.
7483 (Incremental_binary::do_find_incremental_inputs_section): Add
7484 strtab_shndx parameter.
7485 (Incremental_binary::do_check_inputs): New pure virtual method.
7486 (Sized_incremental_binary::do_check_inputs): Declare.
7487 (Incremental_checker::Incremental_checker): Add incremental_inputs
7488 parameter, use it to initialize incremental_inputs_.
7489 (Incremental_checker::incremental_inputs_): New field.
7490 (Incremental_checker::command_line): New method.
7491 (Incremental_checker::inputs): New method.
7492 (Incremental_checker::command_line_): New field.
7493
c549a694
ILT		 74942009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7495
7496 * incremental.cc: Include <cstdarg> and "target-select.h".
7497 (vexplain_no_incremental): New function.
7498 (explain_no_incremental): New function.
7499 (Incremental_binary::error): New method.
7500 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7501 method.
7502 (make_sized_incremental_binary): New function.
7503 (open_incremental_binary): New function.
7504 (can_incrementally_link_file): Add checks if output is ELF and has
7505 inputs section.
7506 * incremental.h: Include "elfcpp_file.h" and "output.h".
7507 (Incremental_binary): New class.
7508 (Sized_incremental_binary): New class.
7509 (open_incremental_binary): Declare.
7510 * object.cc (is_elf_object): Use
7511 elfcpp::Elf_recognizer::is_elf_file.
7512 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7513 * output.h (Output_file::filesize): New method.
7514
fd3c5f0b
ILT		 75152009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7516
7517 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7518 New function.
7519 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7520 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7521 function.
7522 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7523 function.
7524 (Arm_relocate_functions::movw_abs_nc): New function.
7525 (Arm_relocate_functions::movt_abs): New function.
7526 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7527 (Arm_relocate_functions::thm_movt_abs): New function.
7528 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7529 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7530 (Scan::global): Likewise.
7531 (Relocate::relocate): Likewise.
7532 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7533
7f5309a5
ILT		 75342009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7535
7536 * arm.cc (Arm_relocate_functions::got_prel) New function.
7537 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7538 (Relocate::relocate): Likewise.
7539 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7540
364c7fa5
ILT		 75412009-10-06 Ian Lance Taylor <iant@google.com>
7542
7543 * options.h (class General_options): Define
7544 split_stack_adjust_size parameter.
7545 * object.h (class Object): Add uses_split_stack_ and
7546 has_no_split_stack_ fields. Add uses_split_stack and
7547 has_no_split_stack accessor functions. Declare
7548 handle_split_stack_section.
7549 (class Reloc_symbol_changes): Define.
7550 (class Sized_relobj): Define Function_offsets. Declare
7551 split_stack_adjust, split_stack_adjust_reltype, and
7552 find_functions.
7553 * object.cc (Object::handle_split_stack_section): New function.
7554 (Sized_relobj::do_layout): Call handle_split_stack_section.
7555 * dynobj.cc (Sized_dynobj::do_layout): Call
7556 handle_split_stack_section.
7557 * reloc.cc (Sized_relobj::relocate_sections): Call
7558 split_stack_adjust for executable sections in split_stack
7559 objects. Pass reloc_map to relocate_section.
7560 (Sized_relobj::split_stack_adjust): New function.
7561 (Sized_relobj::split_stack_adjust_reltype): New function.
7562 (Sized_relobj::find_functions): New function.
7563 * target-reloc.h: Include "object.h".
7564 (relocate_section): Add reloc_symbol_changes parameter. Change
7565 all callers.
7566 * target.h (class Target): Add calls_non_split method. Declare
7567 do_calls_non_split virtual method. Declare match_view and
7568 set_view_to_nop.
7569 * target.cc: Include "elfcpp.h".
7570 (Target::do_calls_non_split): New function.
7571 (Target::match_view): New function.
7572 (Target::set_view_to_nop): New function.
7573 * gold.cc (queue_middle_tasks): Give an error if mixing
7574 split-stack and non-split-stack objects with -r.
7575 * i386.cc (Target_i386::relocate_section): Add
7576 reloc_symbol_changes parameter.
7577 (Target_i386::do_calls_non_split): New function.
7578 * x86_64.cc (Target_x86_64::relocate_section): Add
7579 reloc_symbol_changes parameter.
7580 (Target_x86_64::do_calls_non_split): New function.
7581 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7582 parameter.
7583 * powerpc.cc (Target_powerpc::relocate_section): Add
7584 reloc_symbol_changes parameter.
7585 * sparc.cc (Target_sparc::relocate_section): Add
7586 reloc_symbol_changes parameter.
7587 * configure.ac: Call AM_CONDITIONAL for the default target.
7588 * configure: Rebuild.
7589 * testsuite/Makefile.am (TEST_AS): New variable.
7590 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7591 (check_DATA): Add split_i386 and split_x86_64 files.
7592 (SPLIT_DEFSYMS): Define.
7593 (split_i386_[1234n].o): New targets.
7594 (split_i386_[124]): New targets.
7595 (split_i386_[1234r].stdout): New targets.
7596 (split_x86_64_[1234n].o): New targets.
7597 (split_x86_64_[124]): New targets.
7598 (split_x86_64_[1234r].stdout): New targets.
7599 (MOSTLYCLEANFILES): Add new executables.
7600 * testsuite/split_i386.sh: New file.
7601 * testsuite/split_x86_64.sh: New file.
7602 * testsuite/split_i386_1.s: New file.
7603 * testsuite/split_i386_2.s: New file.
7604 * testsuite/split_i386_3.s: New file.
7605 * testsuite/split_i386_4.s: New file.
7606 * testsuite/split_i386_n.s: New file.
7607 * testsuite/split_x86_64_1.s: New file.
7608 * testsuite/split_x86_64_2.s: New file.
7609 * testsuite/split_x86_64_3.s: New file.
7610 * testsuite/split_x86_64_4.s: New file.
7611 * testsuite/split_x86_64_n.s: New file.
7612 * testsuite/testfile.cc (Target_test): Update relocation_section
7613 function.
7614 * testsuite/Makefile.in: Rebuild.
7615
e8a9fcda
ILT		 76162009-10-06 Ian Lance Taylor <iant@google.com>
7617
7618 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7619 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7620 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7621 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7622 the address on ldo_addrs_.
7623 (Target_i386::Relocate::fix_up_ldo): New function.
7624
e99daf92
ILT		 76252009-10-06 Rafael Espindola <espindola@google.com>
7626
7627 * plugin.cc (add_input_library): New.
7628 (Plugin::load): Add add_input_library to tv.
7629 (Plugin_manager::add_input_file): Add the is_lib argument.
7630 (add_input_file): Update call to Plugin_manager::add_input_file.
7631 (add_input_library): New.
7632 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7633
966d4097
DK		 76342009-09-30 Doug Kwan <dougkwan@google.com>
7635
7636 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7637 symbol and call Symbol::may_need_copy_reloc to determine if
7638 a copy reloc is needed.
7639 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7640 nocopyreloc is given in command line.
7641 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7642 given in command line.
7643 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7644 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7645 of the removed Target_i386::may_need_copy_reloc.
7646 * options.h (copyreloc): New option with default value false.
7647 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7648 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7649 instead of the removed Target_powerpc::may_need_copy_reloc.
7650 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7651 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7652 instead of the removed Target_sparc::may_need_copy_reloc.
7653 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7654 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7655 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7656 instead of the removed Target_x86_64::may_need_copy_reloc.
7657
029ba973
ILT		 76582009-09-30 Ian Lance Taylor <iant@google.com>
7659
7660 * object.h (class Object): Remove target_ field, and target,
7661 sized_target, and set_target methods.
7662 (Object::sized_target): Remove.
7663 (class Sized_relobj): Update declarations. Remove sized_target.
7664 * object.cc (Sized_relobj::setup): Remove target parameter.
7665 Change all callers.
7666 (Input_objects::add_object): Don't do anything with the target.
7667 (make_elf_sized_object): Add punconfigured parameter. Change all
7668 callers. Set or test parameter target.
7669 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7670 Change all callers.
7671 * parameters.cc (Parameters::set_target): Change parameter type to
7672 be non-const.
7673 (Parameters::default_target): Remove.
7674 (set_parameters_target): Change parameter type to be non-const.
7675 (parameters_force_valid_target): New function.
7676 (parameters_clear_target): New function.
7677 * parameters.h (class Parameters): Update declarations. Remove
7678 default_target method. Add sized_target and clear_target
7679 methods. Change target_ to be non-const.
7680 (set_parameters_target): Update declaration.
7681 (parameters_force_valid_target): Declare.
7682 (parameters_clear_target): Declare.
7683 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7684 as NULL if we aren't searching.
7685 (Add_symbols::run): Don't check for compatible target.
7686 * fileread.cc (Input_file::open_binary): Call
7687 parameters_force_valid_target.
7688 * gold.cc (queue_middle_tasks): Likewise.
7689 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7690 set_target on object.
7691 * dynobj.h (class Sized_dynobj): Update declarations.
7692 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7693 make_elf_object returns NULL.
7694 (Archive::include_member): Don't check whether object target is
7695 compatible.
7696 * output.cc (Output_section::add_input_section): Get target from
7697 parameters.
7698 (Output_section::relax_input_section): Likewise.
7699 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7700 parameters.
7701 (Sized_relobj::do_scan_relocs): Likewise.
7702 (Sized_relobj::relocate_sections): Likewise.
7703 * resolve.cc (Symbol_table::resolve): Likewise.
7704 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7705 parameter. Change all callers.
7706 (Symbol_table::add_from_object): Get target from parameters.
7707 (Symbol_table::add_from_relobj): Don't check object target.
7708 (Symbol_table::add_from_dynobj): Likewise.
7709 (Symbol_table::define_special_symbol): Get target from
7710 parameters.
7711 * symtab.h (class Symbol_table): Update declaration.
7712 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7713 parameter. Change all callers. Clear parameter target.
7714 (Binary_test): Test target here.
7715 * testsuite/object_unittest.cc (gold_testsuite): Remove
7716 target_test_pointer parameter. Change all callers.
7717 (Object_test): Test target here.
7718
a6a22b83
ILT		 77192009-09-26 Ian Lance Taylor <iant@google.com>
7720
7721 * testsuite/initpri1.c: Don't try to use constructor priorities if
7722 compiling with gcc before 4.3.
7723
6a8f49fe
ILT		 77242009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7725
7726 * testsuite/retain_symbols_file_test.sh (check_present): Change
7727 output file name to retain_symbols_file_test.stdout.
7728 (check_absent): Likewise.
7729
8c604651
CS		 77302009-09-18 Craig Silverstein <csilvers@google.com>
7731
7732 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7733 * options.cc: Include <cerrno> and <fstream>.
7734 (General_options::finalize): Parse -retain-symbols-file tag.
7735 * options.h: New flag.
7736 (General_options): New method should_retain_symbol, new
7737 variable symbols_to_retain.
7738 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7739 should_retain_symbol map.
7740 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7741 * testsuite/Makefile.in: Regenerate.
7742 * testsuite/retain_symbols_file_test.sh: New file.
7743
ca58b19f
NC		 77442009-09-18 Nick Clifton <nickc@redhat.com>
7745
7746 * po/es.po: Updated Spanish translation.
7747
20e6d0d6
DK		 77482009-09-17 Doug Kwan <dougkwan@google.com>
7749
7750 * debug.h (DEBUG_RELAXATION): New constant.
7751 (DEBUG_ALL): Add DEBUG_RELAXATION.
7752 (debug_string_to_enum): Add relaxation debug option.
7753 * layout.cc
7754 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7755 Layout::Relaxation_debug_check::read_sections,
7756 Layout::Relaxation_debug_check::read_sections): New method definitions.
7757 (Layout::Layout): Initialize data members
7758 record_output_section_data_from_scrips_,
7759 script_output_section_data_list_ and relaxation_debug_check_.
7760 (Layout::save_segments, Layout::restore_segments,
7761 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7762 Layout::relaxation_loop_body): New method definitions.
7763 (Layout::finalize): Support relaxation. Move section layout code to
7764 Layout::relaxation_loop_body.
7765 (Layout::set_asection_address_from_script): Move code for orphan
7766 section placement out.
7767 (Layout::place_orphan_sections_in_script): New method definition.
7768 * layout.h (Output_segment_headers, Output_file_header):
7769 New forward class declarations.
7770 (Layout::~Layout): Define.
7771 (Layout::new_output_section_data_from_script): New method definition.
7772 (Layout::place_orphan_sections_in_script): New method declaration.
7773 (Layout::Segment_states): New type declaration.
7774 (Layout::save_segments, Layout::restore_segments,
7775 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7776 Layout::relaxation_loop_body): New method declarations.
7777 (Layout::Output_section_data_list): New type declaration.
7778 (Layout::Relaxation_debug_check): New class definition.
7779 (Layout::record_output_section_data_from_script_,
7780 Layout::script_output_section_data_list_, Layout::segment_states_,
7781 Layout::relaxation_debug_check_): New data members.
7782 * output.cc: (Output_section_headers::do_size): New method definition.
7783 (Output_section_headers::Output_section_headers): Move size
7784 computation to Output_section_headers::do_size.
7785 (Output_segment_headers::do_size): New method definition.
e1df38aa 7786 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7787 Output_file_header::do_size and call it.
7788 (Output_file_header::do_size): New method definition.
7789 (Output_data_group::Output_data_group): Adjust call to
7790 Output_section_data.
7791 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7792 (Output_symtab_xindex::do_write): Add array bound check.
7793 (Output_section::Input_section::print_to_mapfile): Handle
7794 RELAXED_INPUT_SECTION_CODE.
7795 (Output_section::Output_section): Initialize data member checkpoint_.
7796 (Output_section::~Output_section): Delete checkpoint object pointed
7797 by checkpoint_.
7798 (Output_section::add_input_section): Always add an Input_section if
7799 relaxing.
7800 (Output_section::add_merge_input_section): Add assert.
7801 (Output_section::relax_input_section): New method definition.
7802 (Output_section::set_final_data_size): Set load address to zero for
7803 an unallocated section.
7804 (Output_section::do_address_and_file_offset_have_reset_values):
7805 New method definition.
7806 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7807 Handle relaxed input section.
7808 (Output_section::sort_attached_input_sections): Checkpoint input
7809 section list lazily.
7810 (Output_section::get_input_sections): Change type of input_sections to
7811 list of Simple_input_section pointers. Checkpoint input section list
7812 lazily. Also handle relaxed input sections.
7813 (Output_section::add_input_section_for_script): Take a reference to
7814 a Simple_input_section object instead of Relobj pointer and section
7815 index as parameter. Handle relaxed input sections.
7816 (Output_section::save_states, Output_section::restore_states): New
7817 method definitions.
7818 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7819 (Output_data::is_data_size_fixed): New method definition.
7820 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7821 if it is fixed.
7822 (Output_data::address_and_file_offset_have_reset_values): New method
7823 definition.
7824 (Output_data::do_address_and_file_offset_have_reset_values): New method
7825 definition.
7826 (Output_data::set_data_size): Check that data size is not fixed.
7827 (Output_data::fix_data_size): New method definition.
7828 (Output_data::is_data_size_fixed_): New data member.
7829 (Output_section_headers::set_final_data_size): New method definition.
7830 (Output_section_headers::do_size): New method declaration.
7831 (Output_segment_headers::set_final_data_size): New method definition.
7832 (Output_segment_headers::do_size): New method declaration.
7833 (Output_file_header::set_final_data_size)::New method definition.
7834 (Output_file_header::do_size)::New method declaration.
7835 (Output_section_data::Output_section_data): Add new parameter
7836 is_data_size_fixed and use it to fix data size.
7837 (Output_data_const::Output_data_const): Adjust call to base class
7838 constructor and fix data size.
7839 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7840 base class constructor and fix data size.
7841 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7842 base class constructor and fix data size.
7843 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7844 class constructor and fix data size.
7845 (Output_data_group::set_final_data_size): New method definition.
7846 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7847 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7848 class constructor and fix data size.
7849 (Output_relaxed_input_section): New class definition.
7850 (Output_section::Simple_input_section): New class definition.
7851 (Output_section::get_input_sections): Adjust parameter list.
7852 (Output_section::add_input_section_for_script): Same.
7853 (Output_section::save_states, Output_section::restore_states,
7854 Output_section::do_address_and_file_offset_have_reset_values,
7855 (Output_section::Input_section::Input_section): Handle
7856 RELAXED_INPUT_SECTION_CODE. Add new overload for
7857 Output_relaxed_input_section.
7858 (Output_section::Input_section::is_input_section,
7859 Output_section::Input_section::set_output_section): Handle relaxed
7860 input section.
7861 (Output_section::Input_section::is_relaxed_input_section,
7862 Output_section::Input_section::output_section_data,
7863 Output_section::Input_section::relaxed_input_section): New method
7864 definitions.
7865 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7866 value.
7867 (Output_section::Input_section::u1_): Update comments.
7868 (Output_section::Input_section::u2_): Add new union member poris.
7869 (Output_section::Checkpoint_output_section): New classs definition.
7870 (Output_section::relax_input_section): New method declaration.
7871 (Output_section::checkpoint_): New data member.
7872 (Output_segment): Update comments.
7873 (Output_segment::Output_segment): Un-privatize copy constructor.
7874 (Output_segment::operator=): Un-privatize.
7875 * script-sections.cc (Output_section_element::Input_section_list):
7876 Change element type to Output_section::Simple_input_section.
7877 (Output_section_element_dot_assignment::set_section_addresses):
7878 Register output section data for relaxation clean up.
7879 (Output_data_exression::Output_data_expression): Adjust call to base
7880 constructor to fix data size.
7881 (Output_section_element_data::set_section_addresses): Register
7882 Output_data_expression object for relaxation clean up.
7883 (struct Input_section_info): Replace Relobj pointer and section index
7884 pair with Output_section::Simple_input_section and Convert struct to a
7885 class.
7886 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7887 Input_section_info data member to use accessors.
20e6d0d6
DK		 7888 (Output_section_element_input::set_section_addresses): Use layout
7889 parameter. Adjust code to use Output_section::Simple_input_section
7890 and Input_secction_info classes. Register filler for relaxation
7891 clean up.
7892 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7893 and section index pair with Output_section::Simple_input_section
7894 class. Adjust code accordingly.
7895 (Phdrs_element::release_segment): New method definition.
7896 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7897 segment list.
7898 (Script_sections::release_segments): New method definition.
7899 * gold/script-sections.h (Script_sections::release_segments): New
7900 method declaration.
7901 * gold/target.h (Target::may_relax, Target::relax,
7902 Target::do_may_relax, Target::do_relax): New method definitions.
7903
5e445df6
ILT		 79042009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7905
7906 * arm.cc (has_signed_unsigned_overflow): New function.
7907 (Arm_relocate_functions::abs8): New function.
7908 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7909 (Target_arm::Scan::global): Likewise.
7910 (Target_arm::relocate::relocate): Likewise.
7911 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7912 Likewise.
7913
8c604651 79142009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7915
7916 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7917 * testsuite/Makefile.in: Regenerate.
7918
1e9cc1c2
NC		 79192009-09-11 Nick Clifton <nickc@redhat.com>
7920
7921 * po/gold.pot: Updated by the Translation project.
7922
6a89f575
CC		 79232009-09-08 Cary Coutant <ccoutant@google.com>
7924
7925 * output.cc (Output_file::open): Add execute permission to empty file.
7926 * testsuite/Makefile.am (permission_test): New test.
7927 * testsuite/Makefile.in: Regenerate.
7928
fdcac5af
ILT		 79292009-09-02 Ian Lance Taylor <iant@google.com>
7930
7931 * output.cc (Output_file::resize): Call map_no_anonymous rather
7932 than map.
7933
44453f85
ILT		 79342009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7935
7936 * gold.cc: Include "incremental.h".
7937 (queue_initial_tasks): Call Incremental_checker methods.
7938 * incremental.cc: Include "output.h".
7939 (Incremental_checker::can_incrementally_link_output_file): New
7940 method.
7941 * incremental.h (Incremental_checker): New class.
7942
7943 * output.cc (Output_file::open_for_modification): New method.
7944 (Output_file::map_anonymous): Changed return type to bool. Record
7945 map in base_ field.
7946 (Output_file::map_no_anonymous): New method, broken out of map.
7947 (Output_file::map): Use map_no_anonymous and map_anonymous.
7948 * output.h (class Output_file): Update declarations.
7949
293c1386
CC		 79502009-08-24 Cary Coutant <ccoutant@google.com>
7951
7952 * options.h (Command_line::Pre_options): New class.
7953 (Command_line::pre_options): New member.
7954 * options.cc (gold::options::ready_to_register): New variable.
7955 (One_option::register_option): Do nothing if not registering options.
7956 Assert if same short option registered twice.
7957 (General_options::General_options): Turn off option registration when
7958 done constructing.
7959 (Command_line::Pre_options::Pre_options): New constructor.
7960
f773f3d2
CC		 79612009-08-24 Cary Coutant <ccoutant@google.com>
7962
06a73cfe
CC		 7963 * options.h (General_options::no_keep_memory): Remove incorrect
7964 short option.
f773f3d2 7965
a15af8e2
RW		 79662009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7967
7968 * Makefile.am (am__skiplex, am__skipyacc): New.
7969 * Makefile.in: Regenerate.
7970
c462b41b
RW		 79712009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7972
14ec8efd
RW		 7973 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7974 (INCLUDES): ... this.
7975 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7976 (AM_CPPFLAGS): Renamed from ...
7977 (INCLUDE): ... this.
7978 * Makefile.in, testsuite/Makefile.in: Regenerate.
7979
81ecdfbb
RW		 7980 * Makefile.in: Regenerate.
7981 * aclocal.m4: Likewise.
7982 * config.in: Likewise.
7983 * configure: Likewise.
7984 * testsuite/Makefile.in: Likewise.
7985
c462b41b
RW		 7986 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7987 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7988 * Makefile.in: Regenerate.
7989 * testsuite/Makefile.in: Regenerate.
7990
2da73f13
CC		 79912009-08-19 Cary Coutant <ccoutant@google.com>
7992
7993 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7994 symbols in shared libraries overridden by hidden or internal symbols
7995 in the main program.
7996
2db70501
CD		 79972009-08-19 Chris Demetriou <cgd@google.com>
7998
7999 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8000 checking source file names in error messages.
8001
f733487b
DK		 80022009-08-18 Doug Kwan <dougkwan@google.com>
8003
8004 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8005 an elcpp::Ehdr as parameter. Adjust call to set_target.
8006 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8007 an elfcpp::Ehdr as parameter.
8008 * object.cc (Object::set_target): Remove the version that looks up
8009 a target and sets it.
8010 (Sized_relobj::setup): Take a Target object instead of
8011 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8012 (make_elf_sized_object): Find target and ask target to
8013 make an ELF object.
8014 * object.h: (Object::set_target): Remove the version that looks up
8015 a target and sets it.
8016 (Sized_relobj::setup): Take a Target object instead of
8017 an elfcpp:Ehdr as parameter.
8018 * target.cc: Include dynobj.h.
8019 (Target::do_make_elf_object_implementation): New.
8020 (Target::do_make_elf_object): New.
8021 * target.h (Target::make_elf_object): New template declaration.
8022 (Target::do_make_elf_object): New method declarations.
8023 (Target::do_make_elf_object_implementation): New template declaration.
8024
cc70f101
ILT		 80252009-08-14 Ian Lance Taylor <iant@google.com>
8026
8027 * gold.h (FUNCTION_NAME): Define.
8028 (gold_unreachable): Use FUNCTION_NAME.
8029
ef5e0cb1
ST		 80302009-08-12 Sriraman Tallam <tmsriram@google.com>
8031
8032 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8033 symbol in the --keep-unique list is not found.
8034
48c187ce
ST		 80352009-08-12 Sriraman Tallam <tmsriram@google.com>
8036
8037 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8038 been maked as --keep-unique.
8039 (Icf::unfold_section): New function.
8040 * icf.h (Icf::unfold_section): New function.
8041 * options.h (General_options::keep_unique): New option.
8042 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8043 * testsuite/Makefile.in: Regenerate.
8044 * testsuite/icf_keep_unique_test.sh: New file.
8045 * testsuite/icf_keep_unique_test.cc: New file.
8046
645afe0c
CC		 80472009-08-12 Cary Coutant <ccoutant@google.com>
8048
8049 PR 10471
8050 * resolve.cc (Symbol_table::resolve): Check for references from
8051 dynamic objects to hidden and internal symbols.
8052 * testsuite/Makefile.am (hidden_test.sh): New test.
8053 * testsuite/Makefile.in: Regenerate.
8054 * testsuite/hidden_test.sh: New script.
8055 * testsuite/hidden_test_1.c: New test source.
8056 * testsuite/hidden_test_main.c: New test source.
8057
11af873f
DK		 80582009-08-11 Doug Kwan <dougkwan@google.com>
8059
8060 * arm.cc: Update comments.
8061 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8062 segment to locate the .ARM.exidx section if present.
8063
b9f7d72d
DK		 80642009-08-09 Doug Kwan <dougkwan@google.com>
8065
8066 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8067 patch.
8068
ddd3c53c
ST		 80692009-08-07 Sriraman Tallam <tmsriram@google.com>
8070 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8071 compiler warnings.
8072
27721062
ST		 80732009-08-06 Sriraman Tallam <tmsriram@google.com>
8074
8075 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8076 valid tls_segment only for non-debug-section relocations.
8077 * testsuite/Makefile.am: Add gc_tls_test.
8078 * testsuite/Makefile.in: Regenerate.
8079 * testsuite/gc_tls_test.cc: New file.
8080 * testsuite/gc_tls_test.sh: New file.
8081
ef15dade 80822009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8083
ef15dade
ST		 8084 * icf.cc: New file.
8085 * icf.h: New file.
8086 * Makefile.am (CCFILES): Add icf.cc.
8087 (HFILES): Add icf.h
8088 * Makefile.in: Regenerate.
8089 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8090 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8091 section, symbol and addend information for the relocs.
8092 * gold.cc (queue_middle_tasks): Call identical code folding.
8093 * gold.h: Add defines for multimap.
8094 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8095 to the call of finalize_local_symbols.
8096 * main.cc (main): Create object of class Icf.
8097 * object.cc (Sized_relobj::do_layout): Allow this function to be
8098 called twice during icf.
8099 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8100 to sections marked as identical by icf.
8101 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8102 when available.
8103 (Sized_relobj::do_section_entsize): New function.
8104 * object.h (Object::section_entsize): New function.
8105 (Object::do_section_entsize): New pure virtual function.
8106 (Relobj::finalize_local_symbols): Add new parameter.
8107 (Relobj::do_section_entsize): New function.
8108 * options.h (General_options::icf): New option.
8109 (General_options::icf_iterations): New option.
8110 (General_options::print_icf_sections): New option.
8111 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8112 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8113 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8114 icf.
8115 * symtab.cc (Symbol_table::is_section_folded): New function.
8116 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8117 to sections marked as identical by icf.
8118 * symtab.h (Symbol_table::set_icf): New function.
8119 (Symbol_table::icf): New function.
8120 (Symbol_table::is_section_folded): New function.
8121 (Symbol_table::icf_): New data member.
8122 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8123 * testsuite/Makefile.am: Add commands to build icf_test.
8124 * testsuite/Makefile.in: Regenerate.
8125 * testsuite/icf_test.sh: New file.
8126 * testsuite/icf_test.cc: New file.
8127
c3b65ac4
CD		 81282009-07-24 Chris Demetriou <cgd@google.com>
8129
8130 * layout.cc (is_compressible_debug_section): Fix incorrect
8131 comment about compressed section names.
8132
1caf2c51
ILT		 81332009-07-20 Ian Lance Taylor <ian@airs.com>
8134
8135 PR 10419
8136 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8137
1ef4d87f
ILT		 81382009-07-16 Ian Lance Taylor <iant@google.com>
8139
8140 PR 10400
8141 * layout.h: #include <map>.
8142 (class Kept_section): Change from struct to class. Add accessors
8143 and setters. Add section size to Comdat_group mapping. Change
8144 Comdat_group to std::map. Add is_comdat_ field. Add
8145 linkonce_size field in union.
8146 (class Layout): Update declaration of find_or_add_kept_section.
8147 Don't declare find_kept_object.
8148 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8149 parameter. Add object, shndx, is_comdat, and is_group_name
8150 parameters. Change all callers. Adjust for new Kept_section.
8151 (Layout::find_kept_object): Remove.
8152 * object.cc (Sized_relobj::include_section_group): Update use of
8153 Kept_section. Rename secnum to shndx. Only record
8154 Kept_comdat_section if sections are the same size.
8155 (Sized_relobj::include_linkonce_section): Update use of
8156 Kept_section. Only record Kept_comdat_section if sections are the
8157 same size. Set size of linkonce section.
8158 (Sized_relobj::map_to_kept_section): Update call to
8159 get_kept_comdat_section.
8160 * object.h (class Sized_relobj): Rename fields in
8161 Kept_comdat_section to drop trailing underscores; change object
8162 field to Relobj*. Change Kept_comdat_section_table to store
8163 struct rather than pointer.
8164 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8165 Add kept_object and kept_shndx parameters. Change all callers.
8166 (Sized_relobj::get_kept_comdat_section): Change return type to
8167 bool. Add kept_object and kept_shndx parameters. Change all
8168 callers.
8169 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8170 Layout::find_or_add_kept_section.
8171
37c3b7b0
ILT		 81722009-07-09 Ian Lance Taylor <iant@google.com>
8173
8174 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8175 Reserve space in the hash table.
8176
98fa85cb
ILT		 81772009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8178
8179 * fileread.cc (File_read::get_mtime): New method.
8180 * fileread.h (Timespec): New structure.
8181 (File_read::get_mtime): New method.
8182 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8183 Renamed from timestamp_nsec.
8184 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8185 Elf_Xword.
e1df38aa 8186 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8187 timestamp_nsec.
e1df38aa 8188 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8189 (Incremental_inputs::report_obejct): Save mtime; style fix.
8190 (Incremental_inputs::report_script): Save mtime; style fix.
8191 (Incremental_inputs::finalize_inputs): Style fix.
8192 (Incremental_inputs::finalize): Style fix.
8193 (Incremental_inputs::create_input_section_data): Store inputs
8194 mtime.
8195 * incremental.h (Incremental_inputs::report_script): Add mtime
8196 argument.
8197 (Incremental_inputs::Input_info::Input_info): Intialize only one
8198 union member.
8199 (Incremental_inputs::Input_info::archive): Move to nameless
8200 union.
8201 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8202 (Incremental_inputs::Input_info::script): Move to nameless union.
8203 (Incremental_inputs::mtime): New field.
8204 * script.cc (read_input_script): Pass file mtime to
8205 Incremental_input.
8206 * script.h (Script_info::inputs): Style fix.
8207
c9d70757
ILT		 82082009-07-01 Ian Lance Taylor <ian@airs.com>
8209
8210 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8211 instead of 32.
8212
9c547ec3
ILT		 82132009-06-24 Ian Lance Taylor <iant@google.com>
8214
8215 PR 10156
8216 * layout.cc (Layout::choose_output_section): If we find an
8217 existing section, update the flags.
8218 (Layout::create_notes): New function, broken out of
8219 Layout::finalize.
8220 (Layout::finalize): Don't create note sections.
8221 (Layout::create_note): Don't crash if linker script discards
8222 section.
8223 (Layout::create_gold_note): Likewise.
8224 (Layout::create_build_id): Likewise. Don't set
8225 after_input_sections on the section.
8226 (Layout::create_executable_stack_info): Remove target parameter.
8227 Change caller.
8228 * layout.h (class Layout): Declare create_notes. Update
8229 declaration of create_executable_stack_info.
8230 * gold.cc (queue_middle_tasks): Call create_notes.
8231 * output.cc (Output_section::update_flags_for_input_section): Move
8232 here from output.h. If SHF_ALLOC flag is newly set, mark address
8233 invalid.
8234 * output.h (Output_data::mark_address_invalid): New function.
8235 (class Output_section): Only declare, not define,
8236 update_flags_for_input_section. Remove set_flags.
8237
55458500
ILT		 82382009-06-24 Ian Lance Taylor <iant@google.com>
8239
8240 * script-sections.cc (Output_section_definition::
8241 set_section_addresses): Rename shadowing local load_address to
8242 laddr.
8243
1307d6cd
ILT		 82442009-06-24 Ian Lance Taylor <iant@google.com>
8245
8246 PR 10244
8247 * reloc.cc (relocate_sections): Skip empty relocation sections.
8248
ec3f783e
ILT		 82492009-06-23 Ian Lance Taylor <iant@google.com>
8250
8251 PR 10156
8252 * layout.cc (Layout::create_note): Use choose_output_section
8253 rather than make_output_section.
8254
459c9f1c
ILT		 82552009-06-23 Ian Lance Taylor <iant@google.com>
8256
8257 PR 10237
8258 * options.cc (General_options::parse_V): Set printed_version_.
8259 (General_options::General_options): Initialize printed_version_.
8260 * options.h (class General_options): Add printed_version_ field.
8261 * gold.cc (queue_initial_tasks): If there are no input files,
8262 don't give a fatal error if we printed the version information.
8263 (queue_middle_tasks): If using -r with a shared object, give a
8264 fatal error rather than an ordinary error.
8265
1518dc8f
ILT		 82662009-06-23 Ian Lance Taylor <iant@google.com>
8267
8268 PR 10219
8269 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8270 (Layout::make_output_section): Set have_stabstr_section_ if we see
8271 a .stab*str section.
8272 (Layout::finalize): Call link_stabs_sections.
8273 (Layout::link_stabs_sections): New file.
8274 * layout.h (class Layout): Add have_stabstr_section_ field.
8275 Declare link_stabs_sections.
8276
3d857b98
DK		 82772009-06-23 Doug Kwan <dougkwan@google.com>
8278
8279 * Makefile.am (libgold_a_LIBADD): New.
8280 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8281 * Makefile.in: Regenerate.
8282 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8283 * configure: Regenerate.
8284 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8285 * fileread.cc: Include sys/state.h
8286 * gold.h: Declare memmem and strndup if found missing.
8287 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8288
0639a6f6
ILT		 82892009-06-23 Ian Lance Taylor <iant@google.com>
8290
8291 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8292 * configure: Rebuild.
8293
8d63875c
ILT		 82942009-06-23 Ian Lance Taylor <iant@google.com>
8295
8296 PR 10147
8297 * object.cc (Object::section_contents): Don't try to get a view if
8298 the section has length zero.
8299 (Object::handle_gnu_warning_section): If the section is empty, use
8300 the name of the section as the warning.
8301
f7c8a183
ILT		 83022009-06-23 Ian Lance Taylor <iant@google.com>
8303
8304 PR 10133
8305 * stringpool.h (class Stringpool_template): Add optimize_ field.
8306 (Stringpool_template::set_optimize): New function.
8307 * stringpool.cc (Stringpool_template::Stringpool_template):
8308 Initialize optimize_ field.
8309 (Stringpool_template::set_string_offsets): Test local optimize
8310 fild rather than parameter.
8311 * layout.cc (Layout::Layout): Call set_optimize on the section
8312 name stringpool.
8313
e6a307ba
ILT		 83142009-06-22 Ian Lance Taylor <iant@google.com>
8315
8316 PR 10030
8317 * yyscript.y: Parse TARGET.
8318 * script.cc (script_set_target): New function.
8319 * script-c.h (script_set_target): Declare.
8320 * options.cc (General_options::string_to_object_format): Rename
8321 from string_to_object_format in anonymous namespace. Change
8322 callers.
8323 * options.h (class General_options): Declare
8324 string_to_object_format.
8325
3ee173de
ILT		 83262009-06-22 Ian Lance Taylor <iant@google.com>
8327
8328 * script-sections.cc (Script_sections::create_segments): Don't put
8329 program headers in a PT_LOAD segment if -n or -N.
8330
83312009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8332
8333 PR 10141
8334 * options.h (class General_options): Add -z lazy and -z now. Sort
8335 -z options into alphabetical order.
8336 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8337
cd6739a1 83382009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8339
8340 * layout.cc (Layout::make_output_section): Call
8341 Target::new_output_section.
8342 (Layout::attach_allocated_section_to_segment): Put large section
8343 sections in a separate load segment with the large segment flag
8344 set.
8345 (Layout::segment_precedes): Sort large data segments after other
8346 load segments.
8347 (align_file_offset): New static function.
8348 (Layout::set_segment_offsets): Use align_file_offset.
8349 * output.h (class Output_section): Add is_small_section_ and
8350 is_large_section_ fields.
8351 (Output_section::is_small_section): New function.
8352 (Output_section::set_is_small_section): New function.
8353 (Output_section::is_large_section): New function.
8354 (Output_section::set_is_large_section): New function.
8355 (Output_section::is_large_data_section): New function.
8356 (class Output_segment): Add is_large_data_segment_ field.
8357 (Output_segment::is_large_data_segment): New function.
8358 (Output_segment::set_is_large_data_segment): New function.
8359 * output.cc (Output_section::Output_section): Initialize new
8360 fields.
8361 (Output_segment::Output_segment): Likewise.
8362 (Output_segment::add_output_section): Add assertion that large
8363 data sections always go in large data segments. Force small data
8364 sections to the end of the list of data sections. Force small BSS
8365 sections to the start of the list of BSS sections. For large BSS
8366 sections to the end of the list of BSS sections.
8367 * symtab.h (class Symbol): Declare is_common_shndx.
8368 (Symbol::is_defined): Check Symbol::is_common_shndx.
8369 (Symbol::is_common): Likewise.
8370 (class Symbol_table): Define enum Commons_section_type. Update
8371 declarations. Add small_commons_ and large_commons_ fields.
8372 * symtab.cc (Symbol::is_common_shndx): New function.
8373 (Symbol_table::Symbol_table): Initialize new fields.
8374 (Symbol_table::add_from_object): Put small and large common
8375 symbols in the right list.
8376 (Symbol_table::sized_finalized_symbol): Check
8377 Symbol::is_common_shndx.
8378 (Symbol_table::sized_write_globals): Likewise.
8379 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8380 common symbol lists. Don't call do_allocate_commons_list if the
8381 list is empty.
8382 (Symbol_table::do_allocate_commons_list): Remove is_tls
8383 parameter. Add comons_section_type parameter. Change all
8384 callers. Handle small and large common symbols.
8385 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8386 Symbol::is_common_shndx.
8387 * resolve.cc (symbol_to_bits): Likewise.
8388 * target.h (Target::small_common_shndx): New function.
8389 (Target::small_common_section_flags): New function.
8390 (Target::large_common_shndx): New function.
8391 (Target::large_common_section_flags): New function.
8392 (Target::new_output_section): New function.
8393 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8394 small_common_section_flags, and large_common_section_flags
8395 fields.
8396 (Target::do_new_output_section): New virtual function.
8397 * arm.cc (Target_arm::arm_info): Initialize new fields.
8398 * i386.cc (Target_i386::i386_info): Likewise.
8399 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8400 Likewise.
8401 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8402 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8403 (Target_x86_64::do_new_output_section): New function.
8404 * configure.ac: Define conditional MCMODEL_MEDIUM.
8405 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8406 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8407 (large_LDFLAGS): Define.
8408 * testsuite/large.c: New file.
8409 * testsuite/testfile.cc (Target_test::test_target_info):
8410 Initialize new fields.
8411 * configure, testsuite/Makefile.in: Rebuild.
8412
bb04269c
DK		 84132009-06-05 Doug Kwan <dougkwan@google.com>
8414
8415 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8416 * Makefile.in: Regenerate.
bb04269c
DK		 8417 * i386.cc (class Target_i386): Define new virtual method to
8418 override do_is_local_label_name in parent.
8419 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8420 local symbols if --discard-locals or -X is given.
8421 * options.h (class General_options): Declare new options
8422 '--discard-locals' and '-X' for discarding locals.
8423 * target.h (class Target): Define new methods is_local_label_name.
8424 Declare new virtual method do_is_local_label_name.
8425 * target.cc: New file.
8426 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8427 (check_SCRIPTS): Add discard_locals_test.sh.
8428 (check_DATA): Add discard_local_tests.syms.
8429 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8430 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8431 * testsuite/Makefile.in: Regenerate.
8432 * testsuite/discard_locals_test.c: New file.
8433 * testsuite/discard_locals_test.sh: Same.
8434
805bb01c
DK		 84352009-06-05 Doug Kwan <dougkwan@google.com>
8436
8437 * object.cc (Sized_relobj::Sized_relobj): Initialize
8438 discarded_eh_frame_shndx_ to -1U.
8439 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8440 section.
8441 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8442 a discarded .eh_frame section.
8443 (Sized_relobj::do_finalize_local_symbols): Ditto.
8444 * object.h (class Sized_relobj): Declare new member
8445 discarded_eh_frame_shndx_.
8446 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8447 (local_labels_test.o, local_labels_test): New rules.
8448 * testsuite/Makefile.in: Regenerate.
8449
1dcd334d
DK		 84502009-06-04 Doug Kwan <dougkwan@google.com>
8451
8452 * layout.cc (Layout::section_name_mapping): Add mapping for
8453 special ARM sections.
8454
96d49306
DK		 84552009-06-03 Doug Kwan <dougkwan@google.com>
8456
8457 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8458 (utils::has_overflow): Same.
8459
dff16297
ILT		 84602009-06-03 Ian Lance Taylor <iant@google.com>
8461
8462 * layout.cc (Layout::section_name_mapping): New array, replacing
8463 Layout::linkonce_mapping.
8464 (Layout::section_name_mapping_count): New variable, replacing
8465 Layout::linkonce_mapping_count.
8466 (Layout::linkonce_output_name): Remove.
8467 (Layout::output_section_name): Rewrite.
8468 * layout.h (class Layout): Rename Linkonce_mapping to
8469 Section_name_mapping, linkonce_mapping to section_name_mapping,
8470 linkonce_mapping_count to section_name_mapping_count. Don't
8471 declare linkonce_output_name.
8472
c121c671
DK		 84732009-06-03 Doug Kwan <dougkwan@google.com>
8474
8475 * gold/arm.cc (namespace utils): New.
8476 (Target_arm::reloc_is_non_pic): Define new method.
8477 (class Arm_relocate_functions): New.
8478 (Target_arm::Relocate::relocate): Handle relocation types used by
8479 Android.
8480
07800fab
ILT		 84812009-06-03 Ian Lance Taylor <iant@google.com>
8482
8483 * arm.cc (Target_arm::scan::global): Use || instead of |.
8484
c121c671
DK		 84852009-06-02 Doug Kwan <dougkwan@google.com>
8486
8487 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8488 issued_non_pic_error_.
8489 (class Target_arm::Scan): Declare new method check_non_pic.
8490 Define new method symbol_needs_plt_entry.
8491 Declare new data member issued_non_pic_error_.
8492 (class Target_arm::Relocate): Declare new method
8493 should_apply_static_reloc.
8494 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8495 (Target_arm::Scan::check_non_pic): Define new method.
8496 (Target_arm::Scan::local): Handle a small subset of reloc types used
8497 by Android.
8498 (Target_arm::Scan::local): Same.
8499 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8500
b19b0c6d
ILT		 85012009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8502
8503 * incremental.cc (Incremental_inputs::report_command_line): Filter
8504 out --incremental-* options.
8505
94cdfcff
DK		 85062009-05-29 Doug Kwan <dougkwan@google.com>
8507
8508 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8509 template class.
8510 (class Target_arm): Update comment.
8511 (Target_arm::Target_arm): Initialize new data members GOT_,
8512 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8513 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8514 and Target_arm::rel_dyn_section.
8515 Declare new_enum Target_arm::Got_type.
8516 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8517 and DYNBSS_.
8518 Update commments for member do_dynsym_value.
8519 (Target_arm::got_size, Target_arm::plt_section,
8520 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8521 new methods inside class defintion.
8522 (Target_arm::got_section): Define new method.
8523 (Target_arm::rel_dyn_section): Same.
8524 (Output_data_plt_arm): New template class.
8525 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8526 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8527 (Output_data_plt_arm::add_entry): Same.
8528 (Output_data_plt_arm::first_plt_entry): Define new
8529 static data member for PLT instruction template.
8530 (Output_data_plt_arm::plt_entry): Same.
8531 (Output_data_plt_arm::do_write): Define new method.
8532 (Target_arm::make_plt_entry): Same.
8533 (Target_arm::do_finalize_sections): Same.
8534 (Target_arm::do_dynsym_value): Same.
8535
4a657b0d
DK		 85362009-05-28 Doug Kwan <dougkwan@google.com>
8537
8538 * Makefile.am (TARGETSOURCES): Add arm.cc.
8539 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8540 * Makefile.in: Regenerate.
8541 * arm.cc: New file.
8542 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8543
e7ae8c36
DK		 85442009-05-26 Doug Kwan <dougkwan@google.com>
8545
8546 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8547 (General_options::check_excluded_libs): Strip off directories in
8548 archive name before matching like GNU ld does.
8549 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8550 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8551 (exclude_libs_test_LDFLAGS): Add linker option
8552 -Wl,--exclude-libs,libexclude_libs_test_3
8553 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8554 an explicit archive without using -l.
8555 (alt/libexclude_libs_test_3.a): New make rule.
8556 * testsuite/Makefile.in: Regenerate.
8557 * testsuite/exclude_libs_test.c : Declare lib3_default().
8558 (main): Call it.
8559 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8560 * exclude_libs_test_3.c: New file.
8561
f12e7348
NC		 85622009-05-26 Nick Clifton <nickc@redhat.com>
8563
8564 * po/id.po: New Indonesian translation.
8565 * po/gold.pot: Updated template file.
8566
4daadc0d
ST		 85672009-05-22 Sriraman Tallam <tmsriram@google.com>
8568
e1df38aa 8569 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8570 gc_comdat_test files. Add -Wl,--gc-sections to build
8571 gc_comdat_test.
8572 * testsuite/Makefile.in: Regenerate.
8573 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8574
531813ad
ST		 85752009-05-21 Sriraman Tallam <tmsriram@google.com>
8576
8577 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8578 kept comdat section was garbage collected.
8579 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8580 * testsuite/Makefile.in: Regenerate.
8581 * testsuite/gc_comdat_test.sh: New file.
8582 * testsuite/gc_comdat_test_1.cc: New file.
8583 * testsuite/gc_comdat_test_2.cc: New file.
8584
65514900
CC		 85852009-05-19 Doug Kwan <dougkwan@google.com>
8586
8587 * archive.cc (Archive::Archive): Move constructor from archive.h
8588 to here. Initialize no_export_.
8589 (Archive::get_elf_object_for_member): Set no_export flag of object.
8590 * archive.h (Archive::Archive): Move constructor body to
8591 archive.cc.
8592 (Archive::no_export): New method.
8593 (Archive::no_export_): New field.
8594 * object.h (Object::Object): Initialize no_export_ to false.
8595 (Object::no_export, Object::set_no_export): New methods.
8596 (Object::no_export_): New field.
8597 * options.cc (General_options::parse_exclude_libs): New method.
8598 (General_options::check_excluded_libs) Same.
8599 * options.h (exclude_libs): New option.
8600 (General_options::check_excluded_libs): New method declaration.
8601 (General_options::excluded_libs_): New field.
8602 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8603 default or protected visibility if an object has no-export flag set.
8604 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8605 (check_SCRIPTS): Add exclude_libs_test.sh.
8606 (check_DATA): Add exclude_libs_test.syms.
8607 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8608 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8609 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8610 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8611 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8612 libexclude_libs_test_2.a): New rules.
8613 * testsuite/Makefile.in: Regenerate.
8614 * testsuite/exclude_libs_test.c: New file.
8615 * testsuite/exclude_libs_test.sh: Ditto.
8616 * testsuite/exclude_libs_test_1.c: Ditto.
8617 * testsuite/exclude_libs_test_2.c: Ditto.
8618
1b77ea50
ILT		 86192009-05-15 Ian Lance Taylor <iant@google.com>
8620
8621 * configure.ac: Check for declarations for cases where libiberty.h
8622 checks HAVE_DECL_xxx.
8623 * configure, config.in: Rebuild.
8624
072fe7ce
ILT		 86252009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8626
8627 * gold.h (Incremental_argument_list): Remove (invalid) forward
8628 declaration.
8629 * incremental.cc (Incremental_inputs::report_achive): New method.
8630 (Incremental_inputs::report_object): New method.
8631 (Incremental_inputs::report_script): New method.
8632 (Incremental_inputs::finalize_inputs): New method.
8633 (Incremental_inputs::finalize): Call finalize_inputs().
8634 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8635 Create inputs entries.
8636 * incremental.h (Incremental_input_type): New enum.
8637 (Incremental_inputs::Incremental_input): Initialize new fields.
8638 (Incremental_inputs::report_inputs): New method.
8639 (Incremental_inputs::report_achive): New method.
8640 (Incremental_inputs::report_object): New method.
8641 (Incremental_inputs::report_script): New method.
8642 (Incremental_inputs::finalize_inputs): New method.
8643 (Incremental_inputs::Input_info): New struct.
8644 (Incremental_inputs::Input_info_map): New typedef.
8645 (Incremental_inputs::lock_): New field.
8646 (Incremental_inputs::Inputs_): New field.
8647 (Incremental_inputs::Inputs_map): New field.
8648 * main.cc (main): Call Incremental_input::report_inputs.
8649 * options.h (Input_argument_list): Typedef moved from
8650 Input_arguments.
8651 (Input_file_group::Files): Remove, use ::Input_argument_list.
8652 (Input_file_group::Input_argument_list): Remove, use
8653 ::Input_argument_list.
8654 * plugin.cc (Plugin_manager::add_input_file): Add error in
8655 incremental build.
8656 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8657 functions.
8658 * script.cc (read_input_script): Call
8659 Incremental_input::report_script.
8660 * script.h (Script_info): New class.
8661
b0481b0b
ILT		 86622009-04-27 Ian Lance Taylor <iant@google.com>
8663
8664 * x86_64.cc (do_adjust_output_section): Set entsize to
8665 plt_entry_size.
8666
b22a5a41 86672009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8668
8669 * output.cc (Output_file::close): After short writes, continue
8670 writing from the correct offset in the buffer being written.
8671
40fde488
CD		 86722009-04-23 Chris Demetriou <cgd@google.com>
8673
8674 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8675 * configure: Regenerate.
8676 * config.in: Regenerate.
8677 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8678 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8679
3ce2c28e
ILT		 86802009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8681
8682 * incremental.cc (Incremental_inputs_header_data): Renamed from
8683 Incremental_input_header_data.
8684 (Incremental_inputs_header_data::data_size): New field.
8685 (Incremental_inputs_header_data::put_input_file_count): Renamed
8686 from input_file_count.
8687 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8688 from command_line_offset.
8689 (Incremental_inputs_header_data::put_reserved): Renamed from
8690 put_reserved.
8691 (Incremental_inputs_entry_data): Renamed from
8692 Incremental_input_entry_data.
8693 (Incremental_inputs_entry_data::data_size): New field.
8694 (Incremental_inputs::report_command_line): New method.
8695 (Incremental_inputs::finalize): New method.
8696 (Incremental_inputs::create_incremental_inputs_data): New method.
8697 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8698 * incremental.h: New file.
8699 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8700 (Layout::finalize): Create incremental inputs section in
8701 incremental builds.
8702 (Layout::create_incremental_info_sections): New method.
8703 * layout.h (Layout::incremental_inputs): New method.
8704 (Layout::create_incremental_info_sections): New method.
8705 (Layout::incremental_inputs_): New field.
8706 * main.cc (main): Notify Incremental_input of the command line.
8707
e55bde5e
ILT		 87082009-04-01 Ian Lance Taylor <iant@google.com>
8709 Mikolaj Zalewski <mikolajz@google.com>
8710
8711 * gold.h (reserve_unordered_map): Define, three versions, one for
8712 each version of Unordered_map.
8713 * layout.cc (Layout::Layout): Remove options parameter. Add
8714 number_of_input_files parameter. Don't initialize options_.
8715 Initialize number_of_input_files_ and resized_signatures_. Move
8716 sections_are_attached_.
8717 (Layout::layout_group): Reserve space for group_signatures_.
8718 (Layout::find_or_add_kept_section): Change name parameter to be a
8719 reference. Resize signatures_ map when it gets large enough.
8720 (Layout::layout_eh_frame): Use parameters->options() instead of
8721 this->options_.
8722 (Layout::make_output_section): Likewise.
8723 (Layout::attach_allocated_section_to_segment): Likewise.
8724 (Layout::finalize, Layout::create_executable_stack): Likewise.
8725 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8726 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8727 * layout.h (class Layout): Update declarations. Remove options_
8728 field. Add number_of_input_files_ and resized_signatures_
8729 fields. Move sections_are_attached_ field.
8730 * main.cc (main): Pass number of input files to Layout
8731 constructor. Don't pass options.
8732
154b857c
ILT		 87332009-03-30 Ian Lance Taylor <iant@google.com>
8734
8735 * ffsll.c (ffsll): Correct implementation.
8736
2f35ab9b
ILT		 87372009-03-27 Ian Lance Taylor <iant@google.com>
8738
fd03461a
ILT		 8739 * ffsll.c: New file.
8740 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8741 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8742 * ftruncate.c (ftruncate): Declare before definition.
8743 * mremap.c (mremap): Likewise.
8744 * pread.c (pread): Likewise.
8745 * configure, Makefile.in, config.in: Rebuild.
8746
2f35ab9b
ILT		 8747 * mremap.c: New file.
8748 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8749 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8750 (mremap): Declare if HAVE_MREMAP is not defined.
8751 * configure, Makefile.in, config.in: Rebuild.
8752
33aea2fd
CC		 87532009-03-27 Cary Coutant <ccoutant@google.com>
8754
8755 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8756 position independent.
8757 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8758 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8759
6d479619
CC		 87602009-03-24 Cary Coutant <ccoutant@google.com>
8761
8762 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8763 an executable.
8764 (needs_dynamic_reloc): Likewise.
8765
afc06bb8
ILT		 87662009-03-24 Ian Lance Taylor <iant@google.com>
8767
8768 * yyscript.y (file_cmd): Recognize EXTERN.
8769 (extern_name_list, extern_name_list_body): New nonterminals.
8770 * script.cc (script_add_extern): Define.
8771 * script-c.h (script_add_extern): Declare.
8772
f6060a4d
ILT		 87732009-03-24 Rafael Avila de Espindola <espindola@google.com>
8774
8775 * object.cc (is_elf_object): Define.
8776 * object.h (is_elf_object): Declare.
8777 * archive.cc (Archive::get_elf_object_for_member): Call
8778 is_elf_object.
33aea2fd 8779 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8780
26736d8e
ILT		 87812009-03-24 Elliott Hughes <enh@google.com>
8782
8783 * output.cc (Output_file::map_anonymous): Define.
8784 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8785 try an anonymous one. Report the size if the mmap fails.
8786 * output.h (class Output_file): Declare map_anonymous.
8787
22fd9730
ILT		 87882009-03-24 Ian Lance Taylor <iant@google.com>
8789
8790 * target-select.cc (instantiate_target): Don't acquire the lock if
8791 the instantiated_target_ field has already been set.
8792
cb010894
ILT		 87932009-03-23 Ian Lance Taylor <iant@google.com>
8794
7f055c20
ILT		 8795 * gold-threads.h (class Initialize_lock): Define.
8796 * gold-threads.cc (class Initialize_lock_once): Define.
8797 (initialize_lock_control): New static variable.
8798 (initialize_lock_pointer): New static variable.
8799 (initialize_lock_once): New static function.
8800 (Initialize_lock::Initialize_lock): Define.
8801 (Initialize_lock::initialize): Define.
8802 * target-select.h: Include "gold-threads.h".
8803 (class Target_selector): Add lock_ and initialize_lock_ fields.
8804 Don't define instantiate_target, just declare it.
8805 * target-select.cc (Target_selector::Target_selector): Initialize
8806 new fields.
8807 (Target_selector::instantiate_target): Define.
8808 * descriptors.h: Include "gold-threads.h".
8809 (class Descriptors): Add initialize_lock_ field.
8810 * descriptors.cc (Descriptors::Descriptors): Initialize new
8811 field.
8812 (Descriptors::open): Use initialize_lock_ field
8813 * errors.h (class Errors): Add initialize_lock_ field.
8814 * errors.cc (Errors::Errors): Initialize new field.
8815 (Errors::initialize_lock): Use initialize_lock_ field.
8816 * powerpc.cc (class Target_selector_powerpc): Remove
8817 instantiated_target_ field. In do_recognize call
8818 instantiate_target rather than do_instantiate_target. In
8819 do_instantiate_target just allocate a new target.
8820 * sparc.cc (class Target_selector_sparc): Likewise.
8821
36959681
ILT		 8822 * freebsd.h: New file.
8823 * i386.cc: Include "freebsd.h".
8824 (Target_i386): Derive from Target_freebsd rather than
8825 Sized_target.
8826 (Target_selector_i386): Derive from Target_selector_freebsd rather
8827 than Target_selector.
8828 * x86_64.cc: Include "freebsd.h".
8829 (Target_x86_64): Derive from Target_freebsd rather than
8830 Sized_target.
8831 (Target_selector_x86_64): Derive from Target_selector_freebsd
8832 rather than Target_selector.
8833 * target.h (class Target): Add adjust_elf_header and
8834 do_adjust_elf_header.
8835 * output.cc (Output_file_header:: do_sized_write): Call target
8836 adjust_elf_header routine.
8837 * configure.tgt: Set targ_osabi.
8838 * configure.ac: Define GOLD_DEFAULT_OSABI.
8839 * parameters.cc (Parameters::default_target): Pass
8840 GOLD_DEFAULT_OSABI to select_target.
8841 * target-select.h (class Target_selector): Make instantiate_target
8842 protected rather than private.
8843 * Makefile.am (HFILES): Add freebsd.h.
8844 * configure, Makefile.in, config.in: Rebuild.
8845
cb010894
ILT		 8846 * merge.cc (do_add_input_section): Correct pend value. Change
8847 message about last entry not being null terminated from error to
8848 warning.
8849
0e879927
ILT		 88502009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8851
8852 * incremental.cc: New file.
8853 * Makefile.am (CCFILES): Add incremental.cc.
8854 * Makefile.in: Rebuild.
8855
41105937
PP		 88562009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8857
8858 * layout.cc (Layout::output_section_name): Preserve names
8859 of '.note.' sections.
e1df38aa 8860
60439920
ILT		 88612009-03-19 Ian Lance Taylor <iant@google.com>
8862
8863 * descriptors.cc (Descriptors::open): Check that the options are
8864 valid before using them.
8865
0d371ad3
ILT		 88662009-03-18 Ian Lance Taylor <iant@google.com>
8867
8868 * script-sections.h: Include <list>.
8869 (class Script_sections): Change Sections_elements from std::vector
8870 to std::list. Typedef public Elements_iterator. Add
8871 orphan_section_placement_, data_segment_align_start_, and
8872 saw_data_segment_align_ fields. Remove data_segment_align_index_
8873 field.
8874 * script-sections.cc (class Orphan_section_placement): New class.
8875 (class Sections_element): Add virtual functions is_relro and
8876 orphan_section_init. Remove virtual function place_orphan_here.
8877 (class Output_section_definition): Add is_relro and
8878 orphan_section_init. Remove place_orphan_here.
8879 (class Orphan_output_section): Likewise.
8880 (Script_sections::Script_sections): Update for field changes.
8881 (Script_sections::data_segment_align): Set saw_data_segment_align_
8882 and data_segment_align_start_, not data_segment_align_index.
8883 (Script_sections::data_segment_relro_end): Check
8884 saw_data_segment_align_. Use data_segment_align_start_ rather
8885 than data_segment_align_index_.
8886 (Script_sections::place_orphan): Rewrite to use
8887 Orphan_section_placement.
8888
9201d894
ILT		 88892009-03-17 Ian Lance Taylor <iant@google.com>
8890
9c5b8369
ILT		 8891 * archive.cc (Archive::add_symbols): Check for a version attached
8892 to the symbol name in the archive map.
8893 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8894 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8895 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8896 (ver_test_11.a): New target.
8897 * testsuite/Makefile.in: Rebuild.
8898
9201d894
ILT		 8899 * configure.ac: Check for chsize and posix_fallocate. Replace
8900 ftruncate.
8901 * ftruncate.c: New file, from gnulib.
8902 * output.cc (posix_fallocate): Define dummy version if not
8903 HAVE_POSIX_FALLOCATE.
8904 (Output_file::map): Call posix_fallocate rather than lseek and
8905 write.
8906 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8907 * configure, Makefile.in, config.in: Rebuild.
8908
ef4ab7a8 89092009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8910
ef4ab7a8
PP		 8911 * layout.h (Layout::create_note): Add section_name parameter.
8912 * layout.cc (Layout::create_note): Likewise.
8913 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8914
8c500701
ILT		 89152009-03-17 Ian Lance Taylor <iant@google.com>
8916
e85b18e1
ILT		 8917 * descriptors.cc: Include "options.h".
8918 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8919 (Descriptors::open): Always use O_CLOEXEC when opening a new
8920 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8921 then set FD_CLOEXEC.
8922
9efe6174
ILT		 8923 * sparc.cc (class Target_sparc): Add has_got_section.
8924 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8925 make sure we have a GOT section.
8926
8927 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8928 (Target_sparc::Scan::local): Likewise.
8929 (Target_sparc::Scan::global): Likewise.
8930 (Target_sparc::Relocate::relocate): Likewise.
8931 (Target_sparc::Relocate::relocate_tls): Likewise.
8932
8c500701
ILT		 8933 * symtab.cc (Symbol_table::define_default_version): New function,
8934 broken out of add_from_object.
8935 (Symbol_table::add_from_object): Call define_default_version.
8936 (Symbol_table::define_special_symbol): Add resolve_oldsym
8937 parameter. Change all callers. If the version for a symbol comes
8938 from a version script, resolve it with the symbol with the same
8939 name with no version. Also add the symbol without a version if
8940 appropriate.
8941 (do_define_in_output_data): If resolving with oldsym, don't delete
8942 sym.
8943 (do_define_in_output_segment): Likewise.
8944 (do_define_as_constant): Likewise.
8945 * symtab.h (class Symbol_table): Update declarations.
8946
f1ed28fb
ILT		 89472009-03-13 Ian Lance Taylor <iant@google.com>
8948
15f8229b
ILT		 8949 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8950 (Read_symbols::requeue): New function.
8951 (Read_symbols::do_read_symbols): If make_elf_object fails because
8952 the target type is not configured, and the file was searched for,
8953 issue a warning and retry with the next directory.
8954 (Add_symbols::run): If the file has an incompatible format, and
8955 it was searched for, requeue the Read_symbols task. On error,
8956 release the object.
8957 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8958 dirindex parameter to constructor. Change all callers. Declare
8959 incompatible_warning and requeue.
8960 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8961 input_argument_ and input_group_ fields. Add them to
8962 constructor. Change all callers.
8963 (class Read_script): Add dirindex_ field. Add it to constructor.
8964 Change all callers.
8965 * archive.cc (Archive::setup): Remove input_objects parameter.
8966 Change all callers.
8967 (Archive::get_file_and_offset): Likewise.
8968 (Archive::read_all_symbols): Likewise.
8969 (Archive::read_symbols): Likewise.
8970 (Archive::get_elf_object_for_member): Remove input_objects
8971 parameter. Add punconfigured parameter. Change all callers.
8972 (Archive::add_symbols): Change return type to bool. Check return
8973 value of include_member.
8974 (Archive::include_all_members): Likewise.
8975 (Archive::include_member): Change return type to bool. Return
8976 false if first included object has incompatible target. Set
8977 included_member_ field.
8978 (Add_archive_symbols::run): If add_symbols returns false, requeue
8979 Read_symbols task.
8980 * archive.h (class Archive): Add included_member_ field.
8981 Initialize it in constructor. Add input_file and searched_for
8982 methods. Update declarations.
8983 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8984 input_argument_ fields. Add them to constructor. Change all
8985 callers.
8986 * script.cc: Include "target-select.h".
8987 (class Parser_closure): Add skip_on_incompatible_target_ and
8988 found_incompatible_target_ fields. Add
8989 skip_on_incompatible_target parameter to constructor. Change all
8990 callers. Add methods skip_on_incompatible_target,
8991 clear_skip_on_incompatible_target, found_incompatible_target, and
8992 set_found_incompatible_target.
8993 (read_input_script): Add dirindex parameter. Change all callers.
8994 If parser finds an incompatible target, requeue Read_symbols
8995 task.
8996 (script_set_symbol): Clear skip_on_incompatible_target in
8997 closure.
8998 (script_add_assertion, script_parse_option): Likewise.
8999 (script_start_sections, script_add_phdr): Likewise.
9000 (script_check_output_format): New function.
9001 * script.h (read_input_script): Update declaration.
9002 * script-c.h (script_check_output_format): Declare.
9003 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9004 (ignore_cmd): Remove OUTPUT_FORMAT.
9005 * fileread.cc (Input_file::Input_file): Add explicit this.
9006 (Input_file::will_search_for): New function.
9007 (Input_file::open): Add pindex parameter. Change all callers.
9008 * fileread.h (class Input_file): Add input_file_argument method.
9009 Declare will_search_for. Update declarations.
9010 * object.cc (make_elf_object): Add punconfigured parameter.
9011 Change all callers.
9012 * object.h (class Object): Make input_file public. Add
9013 searched_for method.
9014 (make_elf_object): Update declaration.
9015 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9016 restart search.
9017 * dirsearch.h (class Dirsearch): Update declaration.
9018 * options.h (class General_options): Add --warn-search-mismatch.
9019 * parameters.cc (Parameters::is_compatible_target): New function.
9020 * parameters.h (class Parameters): Declare is_compatible_target.
9021 * workqueue.cc (Workqueue::add_blocker): New function.
9022 * workqueue.h (class Workqueue): Declare add_blocker.
9023
f1ed28fb
ILT		 9024 * fileread.cc (Input_file::open): Remove options parameter.
9025 Change all callers.
9026 (Input_file::open_binary): Likewise.
9027 * script.cc (read_input_script): Likewise.
9028 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9029 options parameter from constructor. Change all callers.
9030 (class Read_script): Likewise.
9031 * fileread.h (class Input_file): Update declarations.
9032 * script.h (read_input_script): Update declaration.
9033
34dd024a
NC		 90342009-03-10 Nick Clifton <nickc@redhat.com>
9035
9036 * po/es.po: New Spanish translation.
9037
6d71b17c
CC		 90382009-03-06 Cary Coutant <ccoutant@google.com>
9039
9040 * options.cc (parse_short_option): Keep dash_z from registering itself.
9041
031cdbed
ILT		 90422009-03-03 Ian Lance Taylor <iant@google.com>
9043
9044 PR 9918
9045 * target-reloc.h (relocate_section): Pass output_section to
9046 relocate.
9047 * i386.cc (Target_i386::should_apply_static_reloc): Add
9048 output_section parameter. Change all callers.
9049 (Target_i386::Relocate::relocate): Add output_section parameter.
9050 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9051 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9052 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9053 * testsuite/two_file_shared.sh: New script.
9054 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9055 (check_DATA): Add two_file_shared.dbg.
9056 (two_file_shared.dbg): New target.
9057 * testsuite/Makefile.in: Rebuild.
9058
15d5fa16
ILT		 90592009-03-01 Ian Lance Taylor <iant@google.com>
9060
9061 * configure.ac: Check for byteswap.h.
9062 * configure: Rebuild.
9063 * config.in: Rebuild.
9064
8a4c0b0d
ILT		 90652009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9066
9067 * layout.cc (Layout::find_or_add_kept_section): New function.
9068 (Layout::add_comdat): Removed.
9069 * layout.h (struct Kept_section): Move out of class Layout.
9070 Remove trailing underscores from field names. Add group_sections
9071 field. Rename group_ field to is_group. Change all uses.
9072 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9073 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9074 comdat_groups_ field.
9075 (Sized_relobj::include_section_group): Use
9076 find_or_add_kept_section and Kept_section::group_sections.
9077 (Sized_relobj::include_linkonce_section): Likewise.
9078 * object.cc (class Sized_relobj): Don't define Comdat_group or
9079 Comdat_group_table. Remove find_comdat_group and
9080 add_comdat_group. Remove comdat_groups_ field.
9081 * plugin.cc (include_comdat_group): Use
9082 Layout::find_or_add_kept_section.
9083
b4ecf66b
ILT		 90842009-02-28 Ian Lance Taylor <iant@google.com>
9085
14359ca0
ILT		 9086 * README: --gc-sections and map files are now supported. Document
9087 some build requirements.
9088
b4ecf66b
ILT		 9089 PR 6992
9090 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9091 relocatable link set the value of the section symbol to zero.
9092 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9093 relocatable link don't include the section address in the local
9094 symbol value.
9095
0602e05a
ILT		 90962009-02-27 Ian Lance Taylor <iant@google.com>
9097
fd9d194f
ILT		 9098 PR 6811
9099 * options.h (class Search_directory): Add is_system_directory.
9100 (class General_options): Declare is_in_system_directory.
9101 * options.cc (get_relative_sysroot): Make static.
9102 (get_default_sysroot): Make static.
9103 (General_optoins::is_in_system_directory): New function.
9104 * fileread.cc (Input_file::is_in_system_directory): New function.
9105 * fileread.h (class Input_file): Declare is_in_system_directory.
9106 * object.h (class Object): Add is_in_system_directory.
9107 (class Input_objects): Remove system_library_directory_ field.
9108 * object.cc (Input_objects::add_object): Don't set
9109 system_library_directory_.
9110 (input_objects::found_in_system_library_directory): Remove.
9111 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9112 parameter. Change all callers.
9113 (Symbol_table::sized_write_globals): Likewise.
9114 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9115 Call Object::is_in_system_directory.
9116 * symtab.h (class Symbol_table): Update declarations.
9117
61edd21f
ILT		 9118 PR 5990
9119 * descriptors.h (Open_descriptor): Add is_on_stack field.
9120 * descriptors.cc (Descriptors::open): If the descriptor is on the
9121 top of the stack, remove it. Initialize is_on_stack field.
9122 (Descriptors::release): Only add pod to stack if it is not on the
9123 stack already.
9124 (Descriptors::close_some_descriptor): Clear stack_next and
9125 is_on_stack fields.
9126
e29e076a
ILT		 9127 PR 7091
9128 * output.cc (Output_section::find_starting_output_address): Rename
9129 from starting_output_address; add PADDR parameter; change return
9130 type.
9131 * output.h (class Output_section): Declare
9132 find_starting_output_address instead of starting_output_address.
9133 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9134 section symbol for which we can't find a merge section.
9135
0602e05a
ILT		 9136 PR 9836
9137 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9138 hidden or internal, force the symbol to be local.
9139 * resolve.cc (Symbol::override_visibility): Define.
9140 (Symbol::override_base): Use override_visibility.
9141 (Symbol_table::resolve): Likewise.
9142 (Symbol::override_base_with_special): Likewise.
9143 (Symbol_table::override_with_special): If the visibility is hidden
9144 or internal, force the symbol to be local.
9145 * symtab.h (class Symbol): Add set_visibility and
9146 override_visibility.
9147 * testsuite/ver_test_1.sh: New file.
9148 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9149 (check_DATA): Add ver_test_1.syms.
9150 (ver_test_1.syms): New target.
9151 * testsuite/Makefile.in: Rebuild.
9152
401a9a73
CC		 91532009-02-25 Cary Coutant <ccoutant@google.com>
9154
9155 * layout.cc (Layout::choose_output_section): Don't rename sections
9156 when using a linker script that has a SECTIONS clause.
9157 * Makefile.in: Regenerate.
9158
9159 * testsuite/Makefile.am (script_test_5.sh): New test case.
9160 * testsuite/Makefile.in: Regenerate.
9161 * testsuite/script_test_5.cc: New file.
9162 * testsuite/script_test_5.sh: New file.
9163 * testsuite/script_test_5.t: New file.
9164
f488e4b0
CC		 91652009-02-13 Rafael Avila de Espindola <espindola@google.com>
9166
9167 * archive.cc (Archive::include_member): Update calls to add_symbols.
9168 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9169 the Layout argument.
9170 * dynobj.h (do_add_symbols): Add the Layout argument.
9171 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9172 Layout argument.
9173 * object.h (Object::add_symbols): Add the Layout argument.
9174 (Object::do_add_symbols): Add the Layout argument.
9175 (Sized_relobj::do_add_symbols): Add the Layout argument.
9176 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9177 Unify the two versions.
9178 (Add_plugin_symbols): Remove.
9179 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9180 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9181 (Add_plugin_symbols): Remove.
9182 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9183 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9184 (Add_symbols::run): Make it work with Pulginobj.
9185
89dd1680
ILT		 91862009-02-06 Ian Lance Taylor <iant@google.com>
9187
9188 * object.cc (Sized_relobj::do_layout): Make info message start
9189 with lower case letter.
9190
266d0a74
ILT		 91912009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9192
602b464e
ILT		 9193 * binary.cc: Fix file comment.
9194
266d0a74
ILT		 9195 * options.h (enum Incremental_disposition): Define.
9196 (class General_options): Add new options: --incremental,
9197 --incremental_changed, --incremental_unchanged,
9198 --incremental_unknown. Add incremental_disposition_ and
9199 implicit_incremental_ fields.
9200 (General_options::incremental_disposition): New function.
9201 (class Position_dependent_options): Add incremental_disposition
9202 option.
9203 (Position_dependent_options::copy_from_options): Set incremental
9204 dispositions.
9205 * options.cc (General_options::parse_incremental_changed): New
9206 function.
9207 (General_options::parse_incremental_unchanged): New function.
9208 (General_options::parse_incremental_unknown): New function.
9209 (General_options::General_options): Initialize new fields
9210 incremental_disposition_ and implicit_incremental_.
9211 (General_options::finalize): Check for uasge of --incremental-*
9212 without --incremental.
9213
f073bbf7
CD		 92142009-02-06 Chris Demetriou <cgd@google.com>
9215
9216 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9217 pointer and to report location as the file name associated with
9218 the symbol.
9219 (gold_undefined_symbol_at_location): New function to replace the
9220 old gold_undefined_symbol functionality.
9221 * target-reloc.h (relocate_section): Update to use
9222 gold_undefined_symbol_at_location.
9223 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9224 Call gold_undefined_symbol function rather than gold_error.
9225 * errors.h (Errors::undefined_symbol): Take location as a
9226 string, rather than calculating it from a relocation.
9227 * errors.cc (Errors::fatal): Print "fatal error:" before the
9228 formatted message.
9229 (Errors::error, Errors::error_at_location): Print "error: "
9230 before the formatted message.
9231 (Errors::undefined_symbol): Take location as a string, rather
9232 than calculating it from a relocation.
9233 (gold_undefined_symbol_at_location): New function akin to
9234 old gold_undefined_symbol, calculates location from relocation.
9235 (gold_undefined_symbol): Change to take only a Symbol pointer
9236 and to report location as the file name associated with the symbol.
9237 * testsuite/debug_msg.sh: Update for changed error messages.
9238 * testsuite/undef_symbol.sh: Likewise.
9239
8e94a90c
ILT		 92402009-02-04 Duncan Sands <baldrick@free.fr>
9241
9242 PR 9812
9243 * reduced_debug_output.h
9244 (Output_reduced_debug_abbrev_section::failed): Use format for
9245 gold_warning.
9246 (Output_reduced_debug_info_section::faild): Likewise.
9247
88a0e15b
ILT		 92482009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9249
9250 * script.cc (Lazy_demangler): New class.
9251 (Version_script_info::get_symbol_version_helper): Demangle a
9252 symbol only once.
9253
5efc7cd2
CC		 92542009-01-29 Cary Coutant <ccoutant@google.com>
9255
9256 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9257 to __tls_get_addr.
9258 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9259
e0ebcf42
ILT		 92602009-01-28 Ian Lance Taylor <iant@google.com>
9261
5efc7cd2 9262 * version.cc (version_string): Bump to 1.9.
75fe7426 9263
e0ebcf42
ILT		 9264 * gold.h: Include <cstring> and <stdint.h>.
9265 * version.cc: Include <cstdio>.
9266 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9267 warning.
9268 * reduced_debug_output.cc (insert_into_vector): Rename from
9269 Insert_into_vector; change all callers. Use Swap_unaligned to
9270 avoid aliasing issue; remove union since it is unnecessary.
9271
8e2813be 92722009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9273
9274 * Makefile.am (CCFILES): Add gc.cc.
9275 (HFILES): Add gc.h.
9276 * Makefile.in: Regenerate.
9277 * gold.cc (Gc_runner): New class.
9278 (queue_initial_tasks): Call garbage collection related tasks
9279 when corresponding options are invoked.
9280 (queue_middle_gc_tasks): New function.
9281 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9282 processed early before laying out sections during garbage collection.
9283 * gold.h (queue_middle_gc_tasks): New function.
9284 (is_prefix_of): Move from "layout.cc".
9285 * i386.cc (Target_i386::gc_process_relocs): New function.
9286 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9287 * main.cc (main): Create object of class "Garbage_collection".
9288 * object.cc (Relobj::copy_symbols_data): New function.
9289 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9290 (Sized_relobj::do_layout): Allow this function to be called twice
9291 during garbage collection and defer layout of section during the
6d03d481
ST		 9292 first call.
9293 * object.h (Relobj::get_symbols_data): New function.
9294 (Relobj::is_section_name_included): New function.
9295 (Relobj::copy_symbols_data): New function.
9296 (Relobj::set_symbols_data): New function.
9297 (Relobj::get_relocs_data): New function.
9298 (Relobj::set_relocs_data): New function.
9299 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9300 (Relobj::gc_process_relocs): New function.
9301 (Relobj::do_gc_process_relocs): New pure virtual function.
9302 (Relobj::sd_): New data member.
9303 (Sized_relobj::is_output_section_offset_invalid): New function.
9304 (Sized_relobj::do_gc_process_relocs): New function.
9305 * options.h (General_options::gc_sections): Modify to not be a no-op.
9306 (General_options::print_gc_sections): New option.
9307 * plugin.cc (Plugin_finish::run): Remove function call to
9308 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9309 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9310 * reloc.cc (Read_relocs::run): Add task to process relocs and
9311 determine unreferenced sections when doing garbage collection.
9312 (Gc_process_relocs): New class.
9313 (Sized_relobj::do_gc_process_relocs): New function.
9314 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9315 sections that are garbage collected.
9316 * reloc.h (Gc_process_relocs): New class.
9317 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9318 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9319 symbols whose corresponding sections are garbage collected.
9320 (Symbol_table::Symbol_table): Add new parameter for the garbage
9321 collection object.
9322 (Symbol_table::gc_mark_undef_symbols): New function.
9323 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9324 (Symbol_table::gc_mark_dyn_syms): New function.
9325 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9326 as garbage.
9327 (Symbol_table::add_from_object): Likewise.
9328 (Symbol_table::add_from_relobj): When building shared objects, do not
9329 treat externally visible symbols as garbage.
9330 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9331 table information for static and relocatable links.
9332 * symtab.h (Symbol_table::set_gc): New function.
9333 (Symbol_table::gc): New function.
9334 (Symbol_table::gc_mark_undef_symbols): New function.
9335 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9336 (Symbol_table::gc_mark_dyn_syms): New function.
9337 (Symbol_table::gc_): New data member.
e1df38aa 9338 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9339 function.
9340 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9341 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9342
3b293544
CF		 93432009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9344
9345 * options.h (General_options::gc_sections): Define as a no-op for now.
9346 (General_options::no_keep_memory): Ditto.
9347 (General_options::Bshareable): Define.
9348 * options.cc (General_options::finalize): Honor -Bshareable.
9349
83d22aa8
AS		 93502009-01-20 Andreas Schwab <schwab@suse.de>
9351
9352 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9353 read the value in the contents, since we don't use it. Use the
9354 template endianness when writing.
9355 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9356
cd536b21
AS		 93572009-01-19 Andreas Schwab <schwab@suse.de>
9358
9359 * configure.tgt (powerpc64-*): Fix targ_obj.
9360
99e9a495
ILT		 93612009-01-15 Ian Lance Taylor <iant@google.com>
9362
9363 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9364 local symbols when stripping all symbols.
9365
bbbfea06
CC		 93662009-01-14 Cary Coutant <ccoutant@google.com>
9367
99e9a495 9368 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9369
0f7c0701
CC		 93702009-01-14 Cary Coutant <ccoutant@google.com>
9371
9372 * archive.cc (Archive::get_elf_object_for_member): Remove call
9373 to File_read::claim_for_plugin.
9374 * descriptors.cc (Descriptors::open): Remove reference to
9375 is_claimed.
9376 (Descriptors::claim_for_plugin): Remove.
9377 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9378 (Descriptors::is_claimed): Remove.
9379 (claim_descriptor_for_plugin): Remove.
9380 * fileread.cc (File_read::claim_for_plugin): Remove.
9381 * fileread.h (File_read::claim_for_plugin): Remove.
9382 (File_read::descriptor): Reopen descriptor if necessary.
9383 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9384 (Plugin_manager::all_symbols_read): Add task parameter. Change
9385 all callers.
9386 (Plugin_manager::get_input_file): New function.
9387 (Plugin_manager::release_input_file): New function.
9388 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9389 corresponding data member.
9390 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9391 and pass to base constructor. Change all callers.
9392 (get_input_file, release_input_file): New functions.
9393 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9394 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9395 (Plugin_manager::all_symbols_read): Add task parameter.
9396 (Plugin_manager::get_input_file): New function.
9397 (Plugin_manager::release_input_file): New function.
9398 (Plugin_manager::task_): New data member.
9399 (Pluginobj::Pluginobj): Add filesize parameter.
9400 (Pluginobj::filename): New function.
9401 (Pluginobj::descriptor): New function.
9402 (Pluginobj::filesize): New function.
9403 (Pluginobj::filesize_): New data member.
9404 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9405 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9406 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9407
9408 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9409 with archive libraries.
9410 * testsuite/Makefile.in: Regenerate.
9411 * testsuite/plugin_test.c (struct sym_info): New type.
9412 (get_input_file, release_input_file): New static variables.
9413 (onload): Capture new transfer vector entries.
9414 (claim_file_hook): Stop reading at end of file according to filesize.
9415 Factor out parsing of readelf output into separate function.
9416 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9417 APIs and get the source file name from the symbol table. Convert
9418 source file name to corresponding object file name. Print info
9419 message when adding new input files.
9420 (parse_readelf_line): New function.
9421 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9422 * testsuite/plugin_test_2.sh: Likewise.
9423 * testsuite/plugin_test_3.sh: Likewise.
9424 * testsuite/plugin_test_4.sh: New test case.
9425
62a6d109
ILT		 94262009-01-07 Ian Lance Taylor <iant@google.com>
9427
9428 * version.cc (version_string): Bump to 1.8.
9429
483620e8
CC		 94302008-12-23 Cary Coutant <ccoutant@google.com>
9431
9432 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9433 * plugin.cc (Plugin_manager::finish): Rename as
9434 layout_deferred_objects. Move cleanup to separate function.
9435 (Plugin_manager::cleanup): New function.
9436 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9437 separately.
9438 * plugin.h (Plugin_manager::finish): Rename as
9439 layout_deferred_objects.
9440 (Plugin_manager::cleanup): New function.
9441 (Plugin_manager::cleanup_done): New field.
9442
d66a9eb3
CC		 94432008-12-23 Cary Coutant <ccoutant@google.com>
9444
9445 * plugin.cc (is_visible_from_outside): New function.
9446 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9447 so we don't return "IR only" status for exported symbols or -r links.
9448
9449 * testsuite/Makefile.am (plugin_test_3): New test case.
9450 * testsuite/Makefile.in: Regenerate.
9451 * testsuite/plugin_test_3.sh: New file.
9452
5995b570
CC		 94532008-12-22 Cary Coutant <ccoutant@google.com>
9454
9455 * object.cc (Sized_relobj::layout_section): New function.
9456 (Sized_relobj::do_layout): Defer layout of input sections until after
9457 plugin has provided replacement files.
9458 (Sized_relobj::do_layout_deferred_sections): New function.
9459 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9460 (Relobj::layout_deferred_sections): New function.
9461 (Relobj::do_layout_deferred_sections): New function.
9462 (Sized_relobj::do_layout_deferred_sections): New function.
9463 (Sized_relobj::layout_section): New function.
9464 (Sized_relobj::Deferred_layout): New structure.
9465 (Sized_relobj::deferred_layout_): New field.
9466 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9467 Change all callers. Layout deferred sections.
9468 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9469 references.
9470 (Plugin_hook::run): Move code from do_plugin_hook inline.
9471 (Plugin_hook::do_plugin_hook): Remove.
9472 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9473 (Plugin_manager::finish): Renamed, was cleanup.
9474 (Plugin_manager::should_defer_layout): New function.
9475 (Plugin_manager::add_deferred_layout_object): New function.
9476 (Plugin_manager::Deferred_layout_list): New type.
9477 (Plugin_manager::deferred_layout_objects_): New field.
9478 (Plugin_hook::do_plugin_hook): Remove.
9479
ee769c88
ILT		 94802008-12-17 Ian Lance Taylor <iant@google.com>
9481
9482 * options.h (class General_options): Add --no case for
9483 --export-dynamic.
9484
abc8dcba
CC		 94852008-12-16 Cary Coutant <ccoutant@google.com>
9486
9487 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9488 vector.
9489 (Plugin_manager::claim_file): Create plugin object even if
9490 plugin did not call the add_symbols callback.
9491 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9492 asking for more symbols than were added.
9493 * testsuite/Makefile.am (plugin_test_1): Add test case with
9494 no global symbols.
9495 (empty.syms): New target.
9496 * testsuite/Makefile.in: Regenerate.
9497 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9498 message. Don't call add_symbols if no globals.
9499 (all_symbols_read_hook): Don't provide replacement for empty
9500 claimed file.
9501
b0074644
ILT		 95022008-12-12 Ian Lance Taylor <iant@google.com>
9503
68943102
ILT		 9504 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9505 r_type == 0 for a local symbol with r_sym == 0.
9506 (scan_relocatable_relocs): Pass r_sym to
9507 local_non_section_strategy.
9508 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9509 r_sym parameter.
9510
b0074644
ILT		 9511 * configure.ac: Update test for TLS descriptors: they are
9512 supported as of glibc 2.9.
9513 * configure: Rebuild.
9514
c2508178
ILT		 95152008-12-11 Ian Lance Taylor <iant@google.com>
9516
9517 PR 7091
9518 * target-reloc.h (Default_scan_relocatable_relocs): For each
9519 function, map r_type == 0 to RELOC_DISCARD.
9520
2756a258
CC		 95212008-12-10 Cary Coutant <ccoutant@google.com>
9522
9523 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9524 object to override a kept COMDAT group from a plugin object.
9525
bb6f53d3
ILT		 95262008-12-09 Ian Lance Taylor <iant@google.com>
9527
fbc558e1
ILT		 9528 PR 7088
9529 * yyscript.y (file_cmd): Handle INPUT.
9530
bb6f53d3
ILT		 9531 * testsuite/initpri1.c: Change all declarations to be full
9532 prototypes by adding void, to avoid compiler warnings.
9533
4674ecfc
CC		 95342008-12-05 Rafael Avila de Espindola <espindola@google.com>
9535
9536 * options.cc (General_options::parse_plugin_opt): New.
9537 (General_options::add_plugin): The argument now is just the filename.
9538 (General_options::add_plugin_option): New.
9539 * options.h (plugin_opt): New.
9540 (add_plugin): Change argument name.
9541 (add_plugin_option): New.
9542 * plugin.cc (Plugin::load): Don't parse the plugin option.
9543 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9544 (Plugin::add_option): New.
9545 (Plugin::args_): Change type.
9546 (Plugin::filename_): New.
9547 (Plugin_manager::add_plugin_option): New.
9548 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9549 * testsuite/Makefile.in: Regenerate.
9550
fd06b4aa
CC		 95512008-12-05 Cary Coutant <ccoutant@google.com>
9552
9553 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9554 Handle --strip-lto-sections option.
9555 * options.h (strip_lto_sections): New option.
9556
6c52134c
CC		 95572008-12-01 Cary Coutant <ccoutant@google.com>
9558
9559 * plugin.cc (ld_plugin_message): Change format parameter to const.
9560 Fix mismatch between new[] and delete.
9561
a45248e0
CC		 95622008-11-14 Cary Coutant <ccoutant@google.com>
9563
9564 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9565 instead of -1U.
9566
c82fbeee
CS		 95672008-11-05 Craig Silverstein <csilvers@google.com>
9568
9569 * options.cc (General_options::parse_dynamic_list): New function.
9570 * options.h (General_options): New flags dynamic_list,
9571 dynamic_list_data, dynamic_list_cpp_new, and
9572 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9573 (General_options::in_dynamic_list): New function.
9574 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9575 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9576 (Lex::can_continue_name): Likewise.
9577 (yylex): Likewise.
9578 (read_script_file): New parameter script_options.
9579 (read_dynamic_list): New function.
9580 (Script_options::define_dynamic_list): New function.
9581 (dynamic_list_keyword_parsecodes): New variable.
9582 (dynamic_list_keywords): New variable.
9583 * script.h (Script_options::define_dynamic_list): New function
9584 prototype.
9585 (read_dynamic_list): New function prototype.
9586 * symtab.cc (strprefix): New macro.
9587 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9588 dynamic_list_data, dynamic_list_cpp_new, and
9589 dynamic_list_cpp_typeinfo.
9590 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9591 (dynamic_list_expr): New rule.
9592 (dynamic_list_nodes): Likewise.
9593 (dynamic_list_node): Likewise.
9594 * testsuite/Makefile.am (dynamic_list): New test.
9595 * testsuite/Makefile.in: Regenerated.
9596 * testsuite/dynamic_list.t: New file.
9597 * testsuite/dynamic_list.sh: New file.
9598
e0bb29a5
CS		 95992008-11-05 Craig Silverstein <csilvers@google.com>
9600
9601 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9602 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9603 (t11_last): Likewise.
9604 * testsuite/ver_test_6.c (main): Likewise.
9605
4e1e25e0
CC		 96062008-10-07 Cary Coutant <ccoutant@google.com>
9607
9608 * options.c (General_options::finalize): Add check for -static and
9609 -shared.
9610 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9611 is not empty.
9612
92f03fcb
CC		 96132008-10-02 Cary Coutant <ccoutant@google.com>
9614
9615 * plugin.cc (make_sized_plugin_object): Fix conditional
9616 compilation to work when not all targets are enabled.
9617
fbd8a257
CC		 96182008-09-29 Cary Coutant <ccoutant@google.com>
9619
9620 * archive.cc (Archive::get_file_and_offset): Use filename instead
9621 of name to get library path.
9622 (Archive::include_member): Unlock external member of a thin archive.
9623
9624 * testsuite/Makefile.am (TEST_AR): New variable.
9625 (thin_archive_test_1): New test.
9626 (thin_archive_test_2): New test.
81636b3f
CC		 9627 * testsuite/Makefile.in: Regenerate.
9628 * testsuite/thin_archive_main.cc: New file.
9629 * testsuite/thin_archive_test_1.cc: New file.
9630 * testsuite/thin_archive_test_2.cc: New file.
9631 * testsuite/thin_archive_test_3.cc: New file.
9632 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9633
eff45813
CC		 96342008-09-29 Cary Coutant <ccoutant@google.com>
9635
9636 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9637 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9638 instead of -1U.
9639 (Sized_relobj::do_finalize_local_symbols): Likewise.
9640 (Sized_relobj::map_to_kept_section): Likewise.
9641 * object.h (Sized_relobj::invalid_address): New constant.
9642 (Sized_relobj::do_output_section_offset): Check for invalid_address
9643 and return -1ULL.
9644 * output.cc (Output_reloc::local_section_offset): Use constant
9645 invalid_address instead of -1U.
9646 (Output_reloc::get_address): Likewise.
9647 (Output_section::output_address): Change -1U to -1ULL.
9648 * output.h (Output_reloc::invalid_address): New constant.
9649 * reloc.cc (Sized_relobj::write_sections): Use constant
9650 invalid_address instead of -1U.
9651 (Sized_relobj::relocate_sections): Likewise.
9652 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9653 values for merge sections.
9654 * target-reloc.h (relocate_for_relocatable): Use constant
9655 invalid_address instead of -1U.
9656
89fc3421
CC		 96572008-09-19 Cary Coutant <ccoutant@google.com>
9658
9659 Add plugin functionality for link-time optimization (LTO).
9660 * configure.ac (plugins): Add --enable-plugins option.
9661 * configure: Regenerate.
9662 * config.in: Regenerate.
9663 * Makefile.am (LIBDL): New variable.
9664 (CCFILES): Add plugin.cc.
9665 (HFILES): Add plugin.h.
9666 (ldadd_var): Add LIBDL.
9667 * Makefile.in: Regenerate.
9668
9669 * archive.cc: Include "plugin.h".
9670 (Archive::setup): Don't preread archive symbols when using a plugin.
9671 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9672 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9673 files.
9674 (Archive::include_member): Add symbols from plugin objects.
9675 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9676 * descriptors.cc (Descriptors::open): Check for file descriptors
9677 abandoned by plugins.
9678 (Descriptors::claim_for_plugin): New function.
9679 * descriptors.h (Descriptors::claim_for_plugin): New function.
9680 (Open_descriptor::is_claimed): New field.
9681 (claim_descriptor_for_plugin): New function.
9682 * fileread.cc (File_read::claim_for_plugin): New function.
9683 * fileread.h (File_read::claim_for_plugin): New function.
9684 (File_read::descriptor): New function.
9685 * gold.cc: Include "plugin.h".
9686 (queue_initial_tasks): Add task to call plugin hooks for generating
9687 new object files.
9688 * main.cc: Include "plugin.h".
9689 (main): Load plugin libraries.
9690 * object.h (Pluginobj): Declare.
9691 (Object::pluginobj): New function.
9692 (Object::do_pluginobj): New function.
9693 (Object::set_target): New function.
9694 * options.cc: Include "plugin.h".
9695 (General_options::parse_plugin): New function.
9696 (General_options::General_options): Initialize plugins_ field.
9697 (General_options::add_plugin): New function.
9698 * options.h (Plugin_manager): Declare.
9699 (General_options): Add --plugin option.
9700 (General_options::has_plugins): New function.
9701 (General_options::plugins): New function.
9702 (General_options::add_plugin): New function.
9703 (General_options::plugins_): New field.
9704 * plugin.cc: New file.
9705 * plugin.h: New file.
9706 * readsyms.cc: Include "plugin.h".
9707 (Read_symbols::do_read_symbols): Check for archive before checking
9708 for ELF file. Call plugin hooks to claim files.
9709 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9710 from a real object file; force override when processing replacement
9711 files.
9712 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9713 (Symbol::init_base_object): Likewise.
9714 (Symbol::init_base_output_data): Likewise.
9715 (Symbol::init_base_output_segment): Likewise.
9716 (Symbol::init_base_constant): Likewise.
9717 (Symbol::init_base_undefined): Likewise.
9718 (Symbol::output_section): Assert that object is not a plugin.
9719 (Symbol_table::add_from_pluginobj): New function.
9720 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9721 undefined.
9722 (Symbol_table::sized_write_globals): Likewise.
9723 (Symbol_table::add_from_pluginobj): Instantiate template.
9724 * symtab.h (Sized_pluginobj): Declare.
9725 (Symbol::in_real_elf): New function.
9726 (Symbol::set_in_real_elf): New function.
9727 (Symbol::in_real_elf_): New field.
9728 (Symbol_table::add_from_pluginobj): New function.
9729
9730 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9731 (LIBDL): New variable.
9732 (LDADD): Add LIBDL.
9733 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9734 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9735 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9736 (MOSTLYCLEANFILES): Likewise.
9737 * testsuite/Makefile.in: Regenerate.
9738 * testsuite/plugin_test.c: New file.
9739 * testsuite/plugin_test_1.sh: New file.
9740 * testsuite/plugin_test_2.sh: New file.
9741
de31bda5
ILT		 97422008-09-16 Ian Lance Taylor <iant@google.com>
9743
9c2d0ef9
ILT		 9744 * target-reloc.h (relocate_section): Check whether a symbol is
9745 defined by the ABI before reporting an undefined symbol error.
9746 * target.h (Target::is_defined_by_abi): Make parameter const.
9747 (Target::do_is_defined_by_abi): Likewise.
9748 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9749 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9750 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9751 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9752 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9753 * testsuite/Makefile.in: Rebuild.
9754
de31bda5
ILT		 9755 * fileread.cc (make_view): Add casts to avoid warning.
9756
9fa33bee
AO		 97572008-09-16 Alexandre Oliva <aoliva@redhat.com>
9758
9759 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9760 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9761
183fd0e3
AO		 97622008-09-16 Alexandre Oliva <aoliva@redhat.com>
9763
9764 * options.h (General_options::output_is_executable): New.
9765 (General_options::output_is_pie): New.
9766 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9767 for shared libraries.
9768 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9769
7be8330a
CD		 97702008-09-11 Chris Demetriou <cgd@google.com>
9771
9772 * options.h (origin): New -z option.
9773 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9774 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9775 in DT_FLAGS_1.
9776
a9caad02
CC		 97772008-09-05 Cary Coutant <ccoutant@google.com>
9778
9779 * fileread.cc (File_read::make_view): Add check for attempt to map
9780 beyond end of file.
9781
ae6dce4d
CC		 97822008-09-05 Cary Coutant <ccoutant@google.com>
9783
9784 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9785 explicit instantiations.
9786
d7ab2a47
KVH		 97872008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9788
9789 PR gold/6858
9790 * options.cc (General_options::finalize): Allow undefined symbols
9791 in shlibs if linking -shared.
9792
9793 PR gold/6859
9794 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9795 symbols as not needing a dynsym entry.
9796
1e52a9c1
CS		 97972008-08-20 Craig Silverstein <csilvers@google.com>
9798
9799 * fileread.cc (File_read::open): Do not lock the file unless it
9800 was successfully opened.
9801
d85c80a3
CC		 98022008-08-14 Cary Coutant <ccoutant@google.com>
9803
9804 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9805 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9806 * testsuite/tls_test.cc (struct int128): 128-bit struct
9807 for testing TLS relocs with non-zero addend.
9808 (v12): New TLS variable.
9809 (t12): New test.
9810 (t_last): Add check for v12.
9811 * testsuite/tls_test.h (t12): New function.
9812 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9813
2d924fd9
ILT		 98142008-08-13 Ian Lance Taylor <iant@google.com>
9815
9816 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9817 set tls_segment_ or relro_segment_.
9818 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9819 when appropriate.
9820 * output.h (Output_section::clear_is_relro): New function.
9821 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9822 sections specially even when output_data_ is empty.
9823 (Output_segment::maximum_alignment): When first section is relro,
9824 only force alignment for PT_LOAD segments.
9825 * script.cc (script_data_segment_align): New function.
9826 (script_data_segment_relro_end): New function.
9827 * script-c.h (script_data_segment_align): Declare.
9828 (script_data_segment_relro_end): Declare.
9829 * script-sections.h (class Script_sections): Declare
9830 data_segment_align and data_segment_relro_end. Add fields
9831 segment_align_index_ and saw_relro_end_.
9832 * script-sections.cc (class Sections_element): Add set_is_relro
9833 virtual function. Add new bool* parameter to place_orphan_here.
9834 Add get_output_section virtual function.
9835 (class Output_section_definition): Add set_is_relro. Add new
9836 bool* parameter to place_orphan_here. Add get_output_section.
9837 Add is_relro_ field.
9838 (Output_section_definition::Output_section_definition): Initialize
9839 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9840 and is_relro_ fields.
9841 (Output_section_definition::place_orphan_here): Add is_relro
9842 parameter.
9843 (Output_section_definition::set_section_addresses): Set relro for
9844 output section.
9845 (Output_section_definition::alternate_constraint): Likewise.
9846 (class Orphan_output_section): Add new bool* parameter to
9847 place_orphan_here. Add get_output_section.
9848 (Orphan_output_section::place_orphan_here): Add is_relro
9849 parameter.
9850 (Script_sections::Script_sections): Initialize
9851 data_segment_align_index_ and saw_relro_end_.
9852 (Script_sections::data_segment_align): New function.
9853 (Script_sections::data_segment_relro_end): New function.
9854 (Script_sections::place_orphan): Set or clear is_relro.
9855 (Script_sections::set_section_addresses): Force alignment of first
9856 TLS section.
9857 * yyscript.y (exp): Call script_data_segment_align and
9858 script_data_segment_relro_end.
9859 * testsuite/relro_script_test.t: New file.
9860 * testsuite/relro_test.cc (using_script): Declare.
9861 (t1, t2): Test using_script.
9862 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9863 (relro_script_test_SOURCES): Define.
9864 (relro_script_test_DEPENDENCIES): Define.
9865 (relro_script_test_LDFLAGS): Define.
9866 (relro_script_test_LDADD): Define.
9867 (relro_script_test.so): New target.
9868 * testsuite/Makefile.in: Rebuild.
9869
f827c9a9
CC		 98702008-08-06 Cary Coutant <ccoutant@google.com>
9871
9872 * archive.cc (Archive::total_archives, Archive::total_members)
9873 (Archive::total_members_loaded): New variables.
9874 (Archive::setup): Add parameter. Add option to preread
9875 archive symbols.
9876 (Archive::read_armap): Add counter.
9877 (Archive::get_file_and_offset): New function.
9878 (Archive::get_elf_object_for_member): New function.
9879 (Archive::read_all_symbols): New function.
9880 (Archive::read_symbols): New function.
9881 (Archive::add_symbols): Add counters.
9882 (Archive::include_all_members): Use armap to find members if it's
9883 already built.
9884 (Archive::include_member): Skip reading symbols if already read.
9885 Factored code into Archive::get_file_and_offset and
9886 Archive::get_elf_object_for_member. Changed call to
9887 Mapfile::report_include_archive_member.
9888 (Archive::print_stats): New function.
9889 * archive.h: Declare Object and Read_symbols_data classes.
9890 (Archive::Archive): Add initializers for new members.
9891 (Archive::setup): Add parameter.
9892 (Archive::print_stats): New function.
9893 (Archive::total_archives, Archive::total_members)
9894 (Archive::total_members_loaded): New variables.
9895 (Archive::get_file_and_offset): New function.
9896 (Archive::get_elf_object_for_member): New function.
9897 (Archive::read_all_symbols): New function.
9898 (Archive::read_symbols): New function.
9899 (Archive::Archive_member): New class.
9900 (Archive::members_): New member.
9901 (Archive::num_members_): New member.
9902 * main.cc: Include archive.h.
9903 (main): Call Archive::print_stats.
9904 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9905 archive parameter; member_name is now the fully-decorated name.
9906 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9907 * options.h: (General_options): Add --preread-archive-symbols option.
9908 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9909 Archive::setup.
9910
de4c45bd
ILT		 99112008-08-04 Ian Lance Taylor <iant@google.com>
9912
9913 * symtab.h (Symbol::use_plt_offset): New function.
9914 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9915 * powerpc.cc (Relocate::relocate): Likewise.
9916 * sparc.cc (Relocate::relocate): Likewise.
9917 * x86_64.cc (Relocate::relocate): Likewise.
9918 * testsuite/weak_plt.sh: New test.
9919 * testsuite/weak_plt_main.cc: New test.
9920 * testsuite/weak_plt_shared.cc: New test.
9921 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9922 (check_PROGRAMS): Add weak_plt.
9923 (check_DATA): Add weak_plt_shared.so.
9924 (weak_plt_main_pic.o, weak_plt): New targets.
9925 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9926 * testsuite/Makefile.in: Rebuild.
9927
9928 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9929 gcctestdir/ld.
9930 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9931 * testsuite/Makefile.in: Rebuild.
9932
323ee3f4
AM		 99332008-08-04 Alan Modra <amodra@bigpond.net.au>
9934
9935 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9936 * Makefile.in: Regenerate.
9937 * po/POTFILES.in: Regenerate.
9938
7c07ecec
ILT		 99392008-07-29 Ian Lance Taylor <iant@google.com>
9940
9941 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9942 symbols before other symbols.
9943 * testsuite/script_test_2.cc (test_addr): Declare.
9944 (test_addr_alias): Declare.
9945 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9946 values.
7c07ecec
ILT		 9947 * testsuite/script_test_2.t: Define test_addr_alias and
9948 test_addr.
9949
5778530e
ILT		 99502008-07-24 Ian Lance Taylor <iant@google.com>
9951
2a00e4fb
ILT		 9952 PR 5990
9953 * descriptors.cc: New file.
9954 * descriptors.h: New file.
9955 * gold-threads.h (class Hold_optional_lock): New class.
9956 * fileread.cc: Include "descriptors.h".
9957 (File_read::~File_read): Release descriptor rather than closing
9958 it.
9959 (File_read::open) [file]: Call open_descriptor rather than open.
9960 Set is_descriptor_opened_.
9961 (File_read::open) [memory]: Assert that descriptor is not open.
9962 (File_read::reopen_descriptor): New function.
9963 (File_read::release): Release descriptor.
9964 (File_read::do_read): Make non-const. Reopen descriptor.
9965 (File_read::read): Make non-const.
9966 (File_read::make_view): Reopen descriptor.
9967 (File_read::do_readv): Likewise.
9968 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9969 Update declarations.
9970 * layout.cc: Include "descriptors.h".
9971 (Layout::create_build_id): Use open_descriptor rather than open.
9972 * output.cc: Include "descriptors.h".
9973 (Output_file::open): Use open_descriptor rather than open.
9974 * archive.cc (Archive::const_iterator): Change Archive to be
9975 non-const.
9976 (Archive::begin, Archive::end): Make non-const.
9977 (Archive::count_members): Likewise.
9978 * archive.h (class Archive): Update declarations.
9979 * object.h (Object::read): Make non-const.
9980 * Makefile.am (CCFILES): Add descriptors.cc.
9981 (HFILES): Add descriptors.h.
9982 * Makefile.in: Rebuild.
9983
801647d1
ILT		 9984 PR 6716
9985 * gold.h: Always include <clocale>. Add Solaris workarounds
9986 following code in binutils/sysdep.h.
9987
5edd166e
ILT		 9988 PR 6048
9989 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9990 this->eh_frame_hdr_ is NULL before using it.
9991
c89ad728
ILT		 9992 * dynobj.cc (Versions::Versions): Update comment.
9993
aa86f06b
ILT		 9994 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9995 the base version name.
9996
5778530e
ILT		 9997 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9998 array size plus one.
9999 (Stringpool_template::set_string_offsets): Subtract one from key
10000 before using it as an array index.
10001 (Stringpool_template::get_offset_with_length): Likewise.
10002 (Stringpool_template::write_to_buffer): Likewise.
10003 * stringpool.h (Stringpool_template::get_offset_from_key):
10004 Likewise.
10005
057ead22
ILT		 100062008-07-23 Ian Lance Taylor <iant@google.com>
10007
7f649c59
ILT		 10008 PR 6658
10009 * object.h (Merged_symbol_value::value): Do our best to handle a
10010 negative addend.
10011
057ead22
ILT		 10012 PR 6647
10013 * script.cc (Version_script_info::get_versions): Don't add empty
10014 version tag to return value.
10015 (Version_script_info::get_symbol_version_helper): Change return
10016 type to bool. Add pversion parameter. Change all callers.
10017 (script_register_vers_node): Don't require a non-NULL tag.
10018 * script.h (class Version_script_info): Update declarations.
10019 (Version_script_info::get_symbol_version): Change return type to
10020 bool. Add version parameter. Change all callers.
10021 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10022 handling. Handle an empty version from a version script.
10023 (Symbol_table::define_special_symbol): Likewise.
10024 * testsuite/ver_test_10.script: New file.
10025 * testsuite/ver_test_10.sh: New file.
10026 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10027 (check_DATA): Add ver_test_10.syms.
10028 (ver_test_10.syms, ver_test_10.so): New target.
10029 * testsuite/Makefile.in: Rebuild.
10030
58e54ac2
CD		 100312008-07-23 Simon Baldwin <simonb@google.com>
10032
10033 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10034 to zero for undefined symbols from dynamic libraries.
10035
95d14cd3
ILT		 100362008-07-23 Ian Lance Taylor <iant@google.com>
10037
10038 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10039 Change all callers.
10040 * symtab.h (class Symbol_table): Update declaration.
10041 * testsuite/ver_test_9.cc: New file.
10042 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10043 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10044 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10045 (ver_test_9.so, ver_test_9.o): New targets.
10046 * testsuite/Makefile.in: Rebuild.
10047
92de84a6
ILT		 100482008-07-22 Ian Lance Taylor <iant@google.com>
10049
34810851
ILT		 10050 * options.h (class General_options): Define --check-sections.
10051 * layout.cc (Layout::set_segment_offsets): Handle
10052 --check-sections.
10053
af6156ef
ILT		 10054 * options.h (class General_options): Define -n/--nmagic and
10055 -N/--omagic.
10056 * options.cc (General_options::finalize): For -n/--nmagic or
10057 -N/--omagic, set -static.
10058 * layout.cc (Layout::attach_allocated_section_to_segment): If
10059 -N/--omagic, don't put read-only and read-write sections in
10060 different segments.
10061 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10062 finding a read-only segment.
10063 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10064 don't set the minimum segment alignment to the common page size,
10065 and don't set the file offset to the address modulo the page size.
10066 * script-sections.cc (Script_sections::create_segments): If
10067 -n/--omagic, don't put read-only and read-write sections in
10068 different segments.
10069
92de84a6
ILT		 10070 * cref.cc: New file.
10071 * cref.h: New file.
10072 * options.h (class General_options): Add --print-symbol-counts.
10073 * main.cc (main): Issue defined symbol report if requested.
10074 * archive.cc (Archive::interpret_header): Make into a const member
10075 function.
10076 (Archive::add_symbols): Call Input_objects::archive_start and
10077 archive_stop.
10078 (Archive::const_iterator): Define new class.
10079 (Archive::begin, Archive::end): New functions.
10080 (Archive::include_all_members): Rewrite to use iterator.
10081 (Archive::count_members): New function.
10082 * archive.h (class Archive): Update declarations.
10083 (Archive::filename): New function.
10084 * object.cc: Include "cref.h".
10085 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10086 (Sized_relobj::do_get_global_symbol_counts): New function.
10087 (Input_objects::add_object): Add object to cross-referencer.
10088 (Input_objects::archive_start): New function.
10089 (Input_objects::archive_stop): New function.
10090 (Input_objects::print_symbol_counts): New function.
10091 * object.h: Declare Cref and Archive.
10092 (Object::get_global_symbol_counts): New function.
10093 (Object::do_get_global_symbol_counts): New pure virtual function.
10094 (class Sized_relobj): Add defined_count_ field. Update
10095 declarations.
10096 (class Input_objects): Add cref_ field. Update constructor.
10097 Update declarations.
10098 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10099 defined_count_.
10100 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10101 symbol counts.
10102 (Sized_dynobj::do_get_global_symbol_counts): New function.
10103 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10104 defined_count_. Update declarations. Define Symbols typedef.
10105 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10106 parameter. Change all callers.
10107 (Symbol_table::add_from_dynobj): Add sympointers and defined
10108 parameters. Change all callers.
10109 * symtab.h (class Symbol_table): Update declarations.
10110 * Makefile.am (CCFILES): Add cref.cc.
10111 (HFILES): Add cref.h.
10112 * Makefile.in: Rebuild.
10113
3f7c5e1d
CD		 101142008-07-22 Simon Baldwin <simonb@google.com>
10115
10116 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10117 to zero when writing undefined symbols.
10118
e0b64032
ILT		 101192008-07-22 Ian Lance Taylor <iant@google.com>
10120
10121 * output.cc (Output_section::add_input_section): Don't try to
10122 merge empty merge sections.
10123
096b02cf
CS		 101242008-07-21 Craig Silverstein <csilvers@google.com>
10125
10126 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10127 Include symbol version in error message.
cd536b21 10128
1d1f116d
CD		 101292008-07-20 Chris Demetriou <cgd@google.com>
10130
cd536b21 10131 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10132 (RANDOM_SEED_CFLAGS): New substituted variable.
10133 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10134 * configure: Rebuild.
10135 * Makefile.in: Likewise.
10136 * testsuite/Makefile.in: Likewise.
10137
a18f591e
ILT		 101382008-07-18 Ian Lance Taylor <iant@google.com>
10139
10140 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10141 where we see NAME/NULL and NAME/VERSION as separate symbols.
10142 * testsuite/ver_test_main.cc (main): Call t4.
10143 (t4, t4_2a): Define.
10144 * testsuite/ver_test_2.cc (t4_2): Define.
10145 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10146 * testsuite/ver_test_4.cc (t4_2a): Define.
10147 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10148 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10149
c6e3f6ed
ILT		 101502008-07-17 Ian Lance Taylor <iant@google.com>
10151
10152 * dynobj.cc (Versions::add_def): If we give an error about a
10153 missing version, go ahead and create the version anyhow.
10154
ef9beddf
ILT		 101552008-07-10 Ian Lance Taylor <iant@google.com>
10156
10157 Handle output sections with more than 0x7fffffff bytes.
10158 * object.h (class Relobj): Change map_to_output_ to
10159 output_sections_, and just keep a section pointer. Change all
10160 uses. Move comdat group support to Sized_relobj.
10161 (Relobj::is_section_specially_mapped): Remove.
10162 (Relobj::output_section): Remove poff parameter. Change all
10163 callers.
10164 (Relobj::output_section_offset): New function.
10165 (Relobj::set_section_offset): Rewrite.
10166 (Relobj::map_to_output): Remove.
10167 (Relobj::output_sections): New function.
10168 (Relobj::do_output_section_offset): New pure virtual function.
10169 (Relobj::do_set_section_offset): Likewise.
10170 (class Sized_relobj): Add section_offsets_ field. Add comdat
10171 group support from Relobj. Update declarations.
10172 (Sized_relobj::get_output_section_offset): New function.
10173 (Sized_relobj::do_output_section_offset): New function.
10174 (Sized_relobj::do_set_section_offset): New function.
10175 * object.cc (Relobj::output_section_address): Remove.
10176 (Sized_relobj::Sized_relobj): Initialize new fields.
10177 (Sized_relobj::include_section_group): Cast find_kept_object to
10178 Sized_relobj.
10179 (Sized_relobj::include_linkonce_section): Likewise.
10180 (Sized_relobj::do_layout): Use separate arrays for output section
10181 and output offset.
10182 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10183 output_sections.
10184 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10185 output_sections and section_offsets.
10186 (Sized_relobj::write_local_symbols): Likewise.
10187 (map_to_kept_section): Compute output address directly.
10188 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10189 output_sections and section_offsets.
10190 (Sized_relobj::write_sections): Likewise.
10191 (Sized_relobj::relocate_sections): Likewise.
10192 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10193 * output.h (class Output_reloc): Update declarations. Change
10194 u2_.relobj to Sized_relobj*.
10195 (class Output_data_reloc): Change add functions to use
10196 Sized_relobj*.
10197 * output.cc (Output_reloc::Output_reloc): Change relobj to
10198 Sized_relobj*.
10199 (Output_reloc::local_section_offset): Change return type to
10200 Elf_Addr. Use get_output_section_offset.
10201 (Output_reloc::get_address): Likewise.
10202 (Output_section::is_input_address_mapped): Don't call
10203 is_section_specially_mapped.
10204 (Output_section::output_offset): Likewise.
10205 (Output_section::output_address): Likewise.
10206 (Output_section::starting_output_address): Likewise.
10207 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10208 parameter to Sized_relobj*.
10209 (Copy_relocs::need_copy_reloc): Likewise.
10210 (Copy_relocs::save): Likewise.
10211 * copy-relocs.h (class Copy_relocs): Update declarations.
10212 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10213 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10214 * target-reloc.h (relocate_for_relocatable): Change
10215 offset_in_output_section type to Elf_Addr. Change code that uses
10216 it as well.
10217 * layout.cc (Layout::layout): Always set *off.
10218 * mapfile.cc (Mapfile::print_input_section): Use
10219 output_section_offset.
10220 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10221 Sized_relobj*.
10222 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10223 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10224 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10225
5cb66f97
ILT		 102262008-07-03 Ian Lance Taylor <iant@google.com>
10227
10228 * layout.cc (Layout::include_section): Do not discard unrecognized
10229 SHT_STRTAB sections.
10230
afe47622
CS		 102312008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10232
10233 * script.cc (Lex::can_continue_name): Make '?' allowable in
10234 version-script names.
10235 * testsuite/version_script.map: Change glob pattern to use '?'
10236
5adf9721
ILT		 102372008-06-30 Manish Singh <yosh@gimp.org>
10238
10239 PR 6585
10240 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10241 Correct typo.
10242
e6fde208
ILT		 102432008-06-30 Ian Lance Taylor <iant@google.com>
10244
10245 PR 6660
10246 PR 6682
10247 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10248 versions]: Don't try to read the value in the contents, since we
10249 don't use it. Use the template endianness when writing.
10250
3f2e6a2d
CC		 102512008-06-25 Cary Coutant <ccoutant@google.com>
10252
10253 * fileread.cc (File_read::make_view): Assert on zero-length view.
10254 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10255 symbol table when there are no symbols to read.
10256
c43d3a48
CS		 102572008-06-23 Craig Silverstein <csilvers@google.com>
10258
10259 * version.cc (version_string): Bump to 1.7
10260
5f494ea0
CS		 102612008-06-18 Craig Silverstein <csilvers@google.com>
10262
10263 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10264 constant 0xFFFF to type Valtype.
10265 (Powerpc_relocate_functions::rel16_ha): Likewise.
10266
c42e122e
ILT		 102672008-06-17 Ian Lance Taylor <iant@google.com>
10268
f34787f8
ILT		 10269 * output.h (Output_section::Input_section): Initialize p2align_ to
10270 zero for Output_section_data constructors.
10271 (Output_section::Input_section::addralign): If not an input
10272 section, return the alignment of the Output_section_data.
10273 * testsuite/copy_test.cc: New file.
10274 * testsuite/copy_test_1.cc: New file.
10275 * testsuite/copy_test_2.cc: New file.
10276 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10277 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10278 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10279 (copy_test_1_pic.o, copy_test_1.so): New targets.
10280 (copy_test_2_pic.o, copy_test_2.so): New targets.
10281 * testsuite/Makefile.in: Rebuild.
10282
c42e122e
ILT		 10283 * script-sections.cc (Script_sections::place_orphan): Initialize
10284 local variable exact.
10285
ce3ac18a
DE		 102862008-06-13 David Edelsohn <edelsohn@gnu.org>
10287
10288 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10289
42cacb20
DE		 102902008-06-12 David Edelsohn <edelsohn@gnu.org>
10291 David S. Miller <davem@davemloft.net>
10292
10293 * powerpc.cc: New file.
10294 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10295 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10296 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10297 * Makefile.in: Rebuild.
10298
7b308235
ILT		 102992008-06-09 Ian Lance Taylor <iant@google.com>
10300
10301 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10302 <exception>.
10303 (throwing, orig_terminate): New static variables.
10304 (terminate_handler): New static function.
10305 (t2): Set terminate handler.
10306
f0b886e3
ILT		 103072008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10308
10309 PR 6584
cd536b21 10310 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10311 alignment.
10312
3e90f135
CC		 103132008-05-30 Cary Coutant <ccoutant@google.com>
10314
10315 * archive.cc (Archive::include_all_members) Correct to step
10316 over symbol table and extended name table in thin archives.
10317
e09ad04a
ILT		 103182008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10319
10320 PR 6407
10321 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10322 calculation.
10323
62b01cb5
ILT		 103242008-05-28 Caleb Howe <cshowe@google.com>
10325
10326 * reduced_debug_output.cc: New file.
10327 * reduced_debug_output.h: New file.
92de84a6 10328 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10329 * options.cc (General_options::finalize): Add strip_debug_non_line
10330 to the strip heirarchy.
10331 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10332 fields.
10333 * layout.cc: Include "reduced_debug_output.h".
10334 (Layout::Layout): Initialize new fields.
10335 (line_only_debug_sections): New static array.
10336 (is_lines_only_debug_sections): New static inline function.
10337 (Layout::include_section): Handle --strip-debug-non-line.
10338 (Layout::make_output_section): If --strip-debug-non-line, build
10339 new output sections for .debug_abbrev and .debug_info.
10340 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10341 gold. Warn about possible overflow.
10342 (read_signed_LEB_128): Likewise.
10343 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10344 (read_signed_LEB_128): Declare.
10345 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10346 (HFILES): Add reduced_debug_output.h.
10347 * Makefile.in: Rebuild.
10348
7d9e3d98
ILT		 103492008-05-21 Ian Lance Taylor <iant@google.com>
10350
10351 * mapfile.cc: New file.
10352 * mapfile.h: New file.
10353 * options.h (class General_options): Add -M/--print-map and -Map.
10354 * options.cc (General_options::finalize): Make -M equivalent to
10355 -Map -.
10356 * main.cc: Include <cstdio> and "mapfile.h".
10357 (main): Open mapfile if requested.
10358 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10359 constructor. Change caller.
10360 (queue_initial_tasks): Add mapfile parameter. Change caller.
10361 (queue_middle_tasks): Likewise.
10362 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10363 declarations.
10364 * archive.cc: Include "mapfile.h".
10365 (Archive::add_symbols): Add mapfile parameter. Change all
10366 callers. Pass mapfile, symbol, and reason to include_member.
10367 (Archive::include_all_members): Add mapfile parameter. Change all
10368 callers.
10369 (Archive::include_member): Add mapfile, sym, and why parameters.
10370 Change all callers. Report inclusion to map file.
10371 * archive.h: Include "fileread.h".
10372 (class Archive): Update declarations.
10373 (Archive::file): New const method.
10374 (class Add_archive_symbols): Add mapfile_ field. Update
10375 constructor. Change all callers.
10376 * readsyms.h (class Read_symbols): Likewise.
10377 (class Finish_group): Likewise.
10378 (class Read_script): Likewise.
10379 * common.cc: Include "mapfile.h".
10380 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10381 all callers.
10382 (Symbol_table::do_allocate_commons): Likewise.
10383 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10384 symbol allocation to mapfile.
10385 * common.h (class Allocate_commons_task): Add mapfile_ field.
10386 Update constructor. Change all callers.
10387 * symtab.h (class Symbol_table): Update declarations.
10388 * layout.cc: Include "mapfile.h".
10389 (Layout_task_runner::run): Print information to mapfile.
10390 (Layout::create_gold_note): Change Output_data_fixed_space to
10391 Output_data_zero_fill.
10392 (Layout::create_build_id): Likewise.
10393 (Layout::print_to_mapfile): New function.
10394 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10395 constructor. Change caller.
10396 (class Layout): Declare print_to_mapfile.
10397 * output.cc (Output_section::Input_section::print_to_mapfile): New
10398 function.
10399 (Output_section::add_input_section): If producing a map, always
10400 add to input_sections_ list.
10401 (Output_section::do_print_to_mapfile): New function.
10402 (Output_segment::print_sections_to_mapfile): New function.
10403 (Output_segment::print_section_list_to_mapfile): New function.
10404 * output.h: Include "mapfile.h".
10405 (Output_data::print_to_mapfile): New function.
10406 (Output_data::do_print_to_mapfile): New virtual function.
10407 (Output_segment_headers::do_print_to_mapfile): New function.
10408 (Output_file_header::do_print_to_mapfile): New function.
10409 (Output_data_const::do_print_to_mapfile): New function.
10410 (class Output_data_const_buffer): Add map_name_ field. Update
10411 constructor. Change all callers. Add do_print_to_mapfile
10412 function.
10413 (class Output_data_fixed_space): Likewise.
10414 (class Output_data_space): Likewise.
10415 (class Output_data_zero_fill): New class.
10416 (Output_data_strtab::do_print_to_mapfile): New function.
10417 (Output_data_reloc_base::do_print_to_mapfile): New function.
10418 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10419 (Output_data_group::do_print_to_mapfile): New function.
10420 (Output_data_got::do_print_to_mapfile): New function.
10421 (Output_data_dynamic::do_print_to_mapfile): New function.
10422 (Output_symtab_xindex::do_print_to_mapfile): New function.
10423 (class Output_section): Declare do_print_to_mapflie. Declare
10424 print_to_mapfile in Input_section.
10425 (class Output_segment): Declare new functions.
10426 * object.h (Sized_relobj::symbol_count): New function.
10427 * script-sections.cc
10428 (Output_section_element_dot_assignment::set_section_addresses):
10429 Change Output_data_fixed_space to Output_data_zero_fill.
10430 (Output_data_expression::do_print_to_mapfile): New function.
10431 * script.cc (read_input_script): Add mapfile parameter. Change
10432 all callers.
10433 * script.h (read_input_script): Update declaration.
10434 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10435 (Eh_frame::do_print_to_mapfile): New function.
10436 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10437 (Output_merge_string::do_print_to_mapfile): New function.
10438 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10439 function.
10440 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10441 function.
10442 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10443 function.
10444 * Makefile.am (CCFILES): Add mapfile.cc.
10445 (HFILES): Add mapfile.h.
10446 * Makefile.in: Rebuild.
10447
9f1d377b
ILT		 104482008-05-19 Ian Lance Taylor <iant@google.com>
10449
10450 * options.h (class General_options): Add -z relro.
10451 * layout.cc (Layout::Layout): Initialize relro_segment_.
10452 (Layout::add_output_section_data): Return the output section.
10453 (Layout::make_output_section): Rcognize relro sections and mark
10454 them appropriately.
10455 (Layout::attach_allocated_section_to_segment): Put relro sections
10456 in a PT_GNU_RELRO segment.
10457 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10458 section as relro.
10459 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10460 PT_TLS segments.
10461 (Layout::linkonce_mapping): Map d.rel.ro.local to
10462 .data.rel.ro.local.
10463 (Layout::output_section_name): Us .data.rel.ro.local for any
10464 section which begins with that.
10465 * layout.h (class Layout): Update add_output_section_data
10466 declaration. Add relro_segment_ field.
10467 * output.cc (Output_section::Output_section): Initialize is_relro_
10468 and is_relro_local_ fields.
10469 (Output_segment::add_output_section): Group relro sections.
10470 (Output_segment::is_first_section_relro): New function.
10471 (Output_segment::maximum_alignment): If there is a relro section,
10472 align the segment to the common page size.
10473 (Output_segment::set_section_addresses): Track whether we are
10474 looking at relro sections. If the last section is a relro
10475 section, align to the common page size.
10476 (Output_segment::set_section_list_addresses): Add in_relro
10477 parameter. Change all callers. Align to the page size when
10478 moving from relro to non-relro section.
10479 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10480 segment.
10481 * output.h (class Output_section): Add is_relro_ and
10482 is_relro_local_ fields.
10483 (Output_section::is_relro): New function.
10484 (Output_section::set_is_relro): New function.
10485 (Output_section::is_relro_local): New function.
10486 (Output_section::set_is_relro_local): New function.
10487 (class Output_segment): Update declarations.
10488 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10489 * sparc.cc (Target_sparc::got_section): Likewise.
10490 * x86_64.cc (Target_x86_64::got_section): Likewise.
10491 * testsuite/relro_test_main.cc: New file.
10492 * testsuite/relro_test.cc: New file.
10493 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10494 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10495 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10496 (relro_test.so, relro_test_pic.o): New targets.
10497 * testsuite/Makefile.in: Rebuild.
10498
a984ee1d
ILT		 104992008-05-16 Ian Lance Taylor <iant@google.com>
10500
01676dcd
ILT		 10501 * output.cc (Output_segment::add_output_section): Remove front
10502 parameter.
10503 * output.h (class Output_segment): Remove
10504 add_initial_output_section and overloaded add_output_section.
10505 Update declaration of remaining add_output_section.
10506 * layout.cc (Layout::create_interp): Call add_output_section
10507 rather than add_initial_output_section.
10508 (Layout::finish_dynamic_section): Likewise.
10509
497897f9
ILT		 10510 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10511 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10512 know the dynamic type.
10513 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10514 field. Initialize it in constructor.
10515 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10516 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10517 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10518 reloc.
10519
a984ee1d
ILT		 10520 * output.cc (Output_reloc::get_address): Change return type to
10521 Elf_Addr.
10522 * output.h (class Output_reloc): Update get_address declaration.
10523 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10524 for section addresses.
10525
55ba0940
ILT		 105262008-05-09 Ian Lance Taylor <iant@google.com>
10527
10528 PR 6493
10529 * gold.cc (gold_nomem): Use return value of write.
10530
75517b77
ILT		 105312008-05-08 Ian Lance Taylor <iant@google.com>
10532
10533 * symtab.c (Symbol::init_base_output_data): Add version
10534 parameter. Change all callers.
10535 (Symbol::init_base_output_segment): Likewise.
10536 (Symbol::init_base_constant): Likewise.
10537 (Symbol::init_base_undefined): Likewise.
10538 (Sized_symbol::init_output_data): Likewise.
10539 (Sized_symbol::init_output_segment): Likewise.
10540 (Sized_symbol::init_constant): Likewise.
10541 (Sized_symbol::init_undefined): Likewise.
10542 (Symbol_table::do_define_in_output_data): If the new symbol has a
10543 version, mark it as the default.
10544 (Symbol_table::do_define_in_output_segment): Likewise.
10545 (Symbol_table::do_define_as_constant): Likewise.
10546 * symtab.h (class Symbol): Update declarations.
10547 (class Sized_symbol): Likewise.
10548 * resolve.cc (Symbol::override_version): New function.
c42e122e 10549 (Symbol::override_base): Call override_version.
75517b77
ILT		 10550 (Symbol::override_base_with_special): Likewise.
10551 * testsuite/ver_script_8.script: New file.
10552 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10553 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10554 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10555 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10556
f1f70eae
ILT		 105572008-05-06 Ian Lance Taylor <iant@google.com>
10558
f3e9c5c5
ILT		 10559 PR 6049
10560 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10561 functions.
10562 (class General_options): Remove existing --undefined, and add
10563 --no-undefined instead. Add new --undefined as synonym for -u.
10564 * archive.cc (Archive::add_symbols): Check whether symbol was
10565 named with -u.
10566 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10567 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10568 all uses. Add IS_UNDEFINED. Update declarations to split
10569 different versions of init_base. Declare init_base_undefined.
10570 (Symbol::is_defined): Handle IS_UNDEFINED.
10571 (Symbol::is_undefined): Likewise.
10572 (Symbol::is_weak_undefined): Call is_undefined.
10573 (Symbol::is_absolute): Handle IS_CONSTANT.
10574 (class Sized_symbol): Update declarations to split different
10575 versions of init. Declare init_undefined.
10576 (class Symbol_table): Declare new functions.
10577 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10578 Change all callers.
10579 (Symbol::init_base_output_data): Likewise.
10580 (Symbol::init_base_output_segment): Likewise.
10581 (Symbol::init_base_constant): Likewise.
10582 (Symbol::init_base_undefined): New function.
10583 (Sized_symbol::init_object): Rename from init. Change all
10584 callers.
10585 (Sized_symbol::init_output_data): Likewise.
10586 (Sized_symbol::init_output_segment): Likewise.
10587 (Sized_symbol::init_constant): Likewise.
10588 (Sized_symbol::init_undefined): New function.
10589 (Symbol_table::add_undefined_symbols_from_command_line): New
10590 function.
10591 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10592 function.
10593 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10594 (Symbol::output_section): Likewise.
10595 (Symbol::set_output_section): Likewise.
10596 (Symbol_table::sized_finalize_symbol): Likewise.
10597 (Symbol_table::sized_write_globals): Likewise.
10598 * resolve.cc (Symbol_table::should_override): Likewise.
10599 (Symbol::override_base_with_special): Likewise.
10600
8bdcdf2c
ILT		 10601 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10602 symbol, change it to have default visibility.
10603 * testsuite/protected_1.cc: New file.
10604 * testsuite/protected_2.cc: New file.
10605 * testsuite/protected_3.cc: New file.
10606 * testsuite/protected_main_1.cc: New file.
10607 * testsuite/protected_main_2.cc: New file.
10608 * testsuite/protected_main_3.cc: New file.
10609 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10610 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10611 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10612 (protected_1.so): New target.
10613 (protected_1_pic.o, protected_2_pic.o): New targets.
10614 (protected_3_pic.o): New target.
10615 (check_PROGRAMS): Add protected_2.
10616 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10617 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10618 * testsuite/Makefile.in: Rebuild.
10619
2b706932
ILT		 10620 * options.h (DEFINE_var): Add set_user_set_##varname__.
10621 (DEFINE_bool_alias): New macro.
10622 (class General_options): Define -Bstatic using DEFINE_bool_alias
10623 rather than DEFINE_special. Add --undefined as an alias for -z
10624 defs.
10625 * options.cc (General_options::parse_Bstatic): Remove.
10626
d82a5bcc
ILT		 10627 * options.h (class General_options): Add --fatal-warnings.
10628 * main.cc (main): Implement --fatal-warnings.
10629 * errors.h (Errors::warning_count): New function.
10630
f1f70eae
ILT		 10631 * options.h (class General_options): Add -Bsymbolic-functions.
10632 * symtab.h (Symbol::is_preemptible): Check for
10633 -Bsymbolic-functions.
10634
8825ac63
ILT		 106352008-05-05 Ian Lance Taylor <iant@google.com>
10636
d98bc257
ILT		 10637 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10638 as noVARNAME rather than no-VARNAME.
10639 (class General_options): Add option -z combreloc.
10640 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10641 get_address.
10642 (Output_reloc::sort_before) [SHT_REL]: New function.
10643 (Output_reloc::sort_before) [SHT_RELA]: New function.
10644 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10645 Sort_relocs_comparison.
10646 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10647 parameter. Change all callers.
10648 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10649 sort_relocs parameter. Change all callers.
10650 * output.cc (Output_reloc::get_address): New function, broken out
10651 of write_rel.
10652 (Output_reloc::write_rel): Call it.
10653 (Output_reloc::compare): New function.
10654 (Output_data_reloc_base::do_write): Optionally sort relocs.
10655
60b2b4e7
ILT		 10656 * configure.ac: If targ_extra_obj is set, link it in.
10657 * configure.tgt: Initialize all variables.
10658 (x86_64*): Set targ_extra_obj and targ_extra_size.
10659 * configure: Rebuild.
10660
8825ac63
ILT		 10661 * object.cc (Sized_relobj::include_section_group): Adjust section
10662 indexes read from group data. Build vector to pass to
10663 layout_group.
10664 * layout.cc (Layout::layout_group): Add flags and shndxes
10665 parameters. Remove contents parameter. Change caller. Update
10666 explicit instantiations.
10667 * layout.h (class Layout): Update layout_group declaration.
10668 * output.cc (Output_data_group::Output_data_group): Add flags and
10669 input_shndxes parameters. Remove contents parameter. Change
10670 caller.
10671 (Output_data_group::do_write): Change input_sections_ to
10672 input_shndxes_.
10673 * output.h (class Output_data_group): Update constructor
10674 declaration. Rename input_sections_ to input_shndxes_.
10675 * testsuite/many_sections_test.cc: Add template.
10676
e94cf127
CC		 106772008-04-30 Cary Coutant <ccoutant@google.com>
10678
4418b2d5
CC		 10679 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10680
e94cf127
CC		 10681 * layout.cc (Layout::include_section): Refactored check for debug
10682 info section.
10683 (Layout::add_comdat): Add new parameters. Change type
10684 of signature parameter. Add object and shndx to signatures table.
10685 (Layout::find_kept_object): New function.
10686 * layout.h: Include <cstring>.
10687 (Layout::is_debug_info_section): New function.
10688 (Layout::add_comdat): Add new parameters.
10689 (Layout::find_kept_object): New function.
10690 (Layout::Kept_section): New struct.
10691 (Layout::Signatures): Change type of map range.
10692 * object.cc (Relobj::output_section_address): New function.
10693 (Sized_relobj::include_section_group): Add new parameters. Change
10694 calls to Layout::add_comdat. Change to build table of kept comdat
10695 groups and table mapping discarded sections to kept sections.
10696 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10697 (Sized_relobj::do_layout): Change calls to include_section_group and
10698 include_linkonce_section.
10699 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10700 value to zero when section is discarded.
10701 (Sized_relobj::map_to_kept_section): New function.
10702 * object.h (Relobj::output_section_address): New function.
10703 (Relobj::Comdat_group): New type.
10704 (Relobj::find_comdat_group): New function.
10705 (Relobj::Comdat_group_table): New type.
10706 (Relobj::Kept_comdat_section): New type.
10707 (Relobj::Kept_comdat_section_table): New type.
10708 (Relobj::add_comdat_group): New function.
10709 (Relobj::set_kept_comdat_section): New function.
10710 (Relobj::get_kept_comdat_section): New function.
10711 (Relobj::comdat_groups_): New field.
10712 (Relobj::kept_comdat_sections_): New field.
10713 (Symbol_value::input_value): Update comment.
10714 (Sized_relobj::map_to_kept_section) New function.
10715 (Sized_relobj::include_linkonce_section): Add new parameter.
10716 * target-reloc.h (Comdat_behavior): New type.
10717 (get_comdat_behavior): New function.
10718 (relocate_section): Add code to map a discarded section to the
10719 corresponding kept section when applying a relocation.
10720
e4e5049b
CS		 107212008-04-30 Craig Silverstein <csilvers@google.com>
10722
10723 * dwarf_reader.cc (next_generation_count): New static var.
10724 (Addr2line_cache_entry): New struct.
10725 (addr2line_cache): New static var.
10726 (Dwarf_line_info::one_addr2line): Added caching.
10727 (Dwarf_line_info::clear_addr2line_cache): New function.
10728 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10729 cache-size parameter.
10730 (Dwarf_line_info::one_addr2line_cache): New function.
10731 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10732 new cache-size argument to one_addr2line(), and clear cache.
10733
d09e9154
CC		 107342008-04-28 Cary Coutant <ccoutant@google.com>
10735
10736 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10737 R_386_PC8 relocations.
10738
7ef73768
ILT		 107392008-04-23 Ian Lance Taylor <iant@google.com>
10740
55438702
ILT		 10741 * object.cc (Sized_relobj::include_section_group): Check for
10742 invalid section group.
10743
c165fb93
ILT		 10744 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10745 header size.
10746
7ef73768
ILT		 10747 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10748 than read for file header.
10749 * archive.cc (Archive::include_member): Likewise.
10750
6194aaab
L		 107512008-04-23 Paolo Bonzini <bonzini@gnu.org>
10752
10753 * aclocal.m4: Regenerate.
10754 * configure: Regenerate.
10755
d491d34e
ILT		 107562008-04-19 Ian Lance Taylor <iant@google.com>
10757
5ea2bac6
ILT		 10758 * version.cc (version_string): Bump to 1.6.
10759
7bc3e21a
ILT		 10760 * testsuite/Makefile.am (many_sections_r_test): New target.
10761 (many_sections_r_test_SOURCES): Remove.
10762 (many_sections_r_test_DEPENDENCIES): Remove.
10763 (many_sections_r_test_LDFLAGS): Remove.
10764 (many_sections_r_test_LDADD): Remove.
10765
7fcd3aa9
ILT		 10766 * object.cc (Sized_relobj::do_add_symbols): Always pass
10767 local_symbol_count_ to add_from_relobj.
10768
4c94d6ae
ILT		 10769 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10770 every thousand variables.
10771 * testsuite/Makefile.in: Rebuild.
10772
d491d34e
ILT		 10773 * object.cc (Xindex::initialize_symtab_xindex): New function.
10774 (Xindex::read_symtab_xindex): New function.
10775 (Xindex::sym_xindex_to_shndx): New function.
10776 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10777 available.
10778 (Sized_relobj::do_initialize_xindex): New function.
10779 (Sized_relobj::do_read_symbols): Adjust section links.
10780 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10781 parameter. Change all callers.
10782 (Sized_relobj::include_section_group): Adjust section links and
10783 symbol section indexes.
10784 (Sized_relobj::do_layout): Adjust section links.
10785 (Sized_relobj::do_count_local_symbols): Adjust section links and
10786 symbol section indexes.
10787 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10788 ordinary and special symbols.
10789 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10790 dynsym_xindex parameters. Change all callers. Adjust section
10791 links. Use SHN_XINDEX when needed.
10792 (Sized_relobj::get_symbol_location_info): Adjust section links.
10793 Don't get fooled by special symbols.
10794 * object.h (class Xindex): Define.
10795 (class Object): Add xindex_ parameter. Declare virtual functoin
10796 do_initialize_xindex.
10797 (Object::adjust_sym_shndx): New function.
10798 (Object::set_xindex): New protected function.
10799 (class Symbol_value): Add is_ordinary_shndx_ field.
10800 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10801 (Symbol_value::value): Assert ordinary section.
10802 (Symbol_value::initialize_input_to_output_map): Likewise.
10803 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10804 Change all callers.
10805 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10806 all callers.
10807 (class Sized_relobj): Update declarations.
10808 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10809 parameter. Change all callers.
10810 (Sized_relobj::adjust_shndx): New function.
10811 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10812 field.
10813 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10814 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10815 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10816 (Sized_dynobj::read_dynsym_section): Adjust section links.
10817 (Sized_dynobj::read_dynamic): Likewise.
10818 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10819 section links.
10820 (Sized_dynobj::do_initialize_xindex): New function.
10821 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10822 do_initialize_xindex.
10823 (Sized_dynobj::adjust_shndx): New function.
10824 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10825 dynsym_xindex_ fields.
10826 (Layout::finalize): Add a call to set_section_indexes before
10827 creating the symtab sections.
10828 (Layout::set_section_indexes): Don't do anything if the section
10829 already has a section index.
10830 (Layout::create_symtab_sections): Add shnum parameter. Change
10831 caller. Create .symtab_shndx section if needed.
10832 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10833 caller.
10834 (Layout::allocated_output_section_count): New function.
10835 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10836 needed.
10837 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10838 fields. Update declarations.
10839 (Layout::symtab_xindex): New function.
10840 (Layout::dynsym_xindex): New function.
10841 (class Write_symbols_task): Add layout_ field.
10842 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10843 Change caller.
10844 * output.cc (Output_section_headers::Output_section_headers): Add
10845 shstrtab_section parameter. Change all callers.
10846 (Output_section_headers::do_sized_write): Store overflow values
10847 for section count and section string table section index in
10848 section header zero.
10849 (Output_file_header::do_sized_write): Check for overflow of
10850 section count and section string table section index.
10851 (Output_symtab_xindex::do_write): New function.
10852 (Output_symtab_xindex::endian_do_write): New function.
10853 * output.h (class Output_section_headers): Add shstrtab_section_.
10854 Update declarations.
10855 (class Output_symtab_xindex): Define.
10856 (Output_section::has_out_shndx): New function.
10857 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10858 field.
10859 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10860 Change all callers.
10861 (Sized_symbol::init): Likewise.
10862 (Symbol::output_section): Check for ordinary symbol.
10863 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10864 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10865 callers.
10866 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10867 Change all callers. Simplify handling of symbols from sections
10868 not included in the link.
10869 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10870 distinction.
10871 (Weak_alias_sorter::operator()): Assert that symbols are
10872 ordinary.
10873 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10874 distinction.
10875 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10876 parameters. Change all callers.
10877 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10878 symbol distinction. Use SHN_XINDEX when needed.
10879 (Symbol_table::write_section_symbol): Add symtab_xindex
10880 parameter. Change all callers.
10881 (Symbol_table::sized_write_section_symbol): Likewise. Use
10882 SHN_XINDEX when needed.
10883 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10884 declarations.
10885 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10886 (Symbol::is_defined): Check is_ordinary.
10887 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10888 (Symbol::is_absolute, Symbol::is_common): Likewise.
10889 (class Sized_symbol): Update declarations.
10890 (class Symbol_table): Update declarations.
10891 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10892 parameters. Change all callers.
10893 (Sized_symbol::override): Likewise.
10894 (Symbol_table::override): Likewise.
10895 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10896 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10897 is_ordinary, and orig_st_shndx parameters. Change all callers.
10898 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10899 to be in an ordinary section.
10900 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10901 object and is_ordinary parameters. Change all callers.
10902 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10903 Change all callers. Don't add undefined or non-ordinary symbols
10904 to reloc_map_.
10905 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10906 Change all callers.
10907 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10908 declarations.
10909 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10910 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10911 (Sized_relobj::relocate_sections): Likewise.
10912 * target-reloc.h (scan_relocs): Adjust section symbol index.
10913 (scan_relocatable_relocs): Likewise.
10914 * i386.cc (Scan::local): Check for ordinary symbols.
10915 * sparc.cc (Scan::local): Likewise.
10916 * x86_64.cc (Scan::local): Likewise.
10917 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10918 to symbol_section_and_value.
10919 * testsuite/many_sections_test.cc: New file.
10920 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10921 (check_PROGRAMS): Add many_sections_test.
10922 (many_sections_test_SOURCES): Define.
10923 (many_sections_test_DEPENDENCIES): Define.
10924 (many_sections_test_LDFLAGS): Define.
10925 (BUILT_SOURCES): Add many_sections_define.h.
10926 (many_sections_define.h): New target.
10927 (BUILT_SOURCES): Add many_sections_check.h.
10928 (many_sections_check.h): New target.
10929 (check_PROGRAMS): Add many_sections_r_test.
10930 (many_sections_r_test_SOURCES): Define.
10931 (many_sections_r_test_DEPENDENCIES): Define.
10932 (many_sections_r_test_LDFLAGS): Define.
10933 (many_sections_r_test_LDADD): Define.
10934 (many_sections_r_test.o): New target.
10935 * testsuite/Makefile.in: Rebuild.
10936
c5818ff1
CC		 109372008-04-17 Cary Coutant <ccoutant@google.com>
10938
10939 * errors.cc (Errors::info): New function.
10940 (gold_info): New function.
10941 * errors.h (Errors::info): New function.
10942 * gold.h (gold_info): New function.
10943 * object.cc (Input_objects::add_object): Print trace output.
10944 * options.cc (options::parse_set): New function.
10945 (General_options::parse_wrap): Deleted.
10946 (General_options::General_options): Deleted initializer.
10947 * options.h (options::String_set): New typedef.
10948 (options::parse_set): New function.
10949 (DEFINE_set): New macro.
10950 (General_options::wrap): Changed to use DEFINE_set. Changed
10951 callers of any_wrap_symbols and is_wrap_symbol.
10952 (General_options::trace, General_options::trace_symbol):
10953 New options.
10954 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10955 (General_options::wrap_symbols_): Deleted.
10956 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10957
b5be4a7c
DM		 109582008-04-17 David S. Miller <davem@davemloft.net>
10959
10960 * options.cc (General_options::parse_V): New function.
10961 * options.h: Add entries for -V and -Qy.
10962
155a0dd7
ILT		 109632008-04-17 Ian Lance Taylor <iant@google.com>
10964
10965 * common.cc (Symbol_table::allocate_commons): Remove options
10966 parameter. Change caller.
10967 (Symbol_table::do_allocate_commons): Remove options parameter.
10968 Change caller. Just call do_allocate_commons_list twice.
10969 (Symbol_table::do_allocate_commons_list): New function, broken out
10970 of do_allocate_commons.
10971 * common.h (class Allocate_commons_task): Remove options_ field.
10972 Update constructor.
10973 * symtab.cc (Symbol_table::Symbol_table): Initialize
10974 tls_commons_.
10975 (Symbol_table::add_from_object): Put TLS common symbols on
10976 tls_commons_ list.
10977 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10978 which are IN_OUTPUT_DATA.
10979 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10980 allocate_commons and do_allocate_commons declarations. Declare
10981 do_allocate_commons_list.
10982 * gold.cc (queue_middle_tasks): Update creation of
10983 Allocate_commons_task to not pass options.
10984 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10985 (TLS_TEST_C_FLAGS): New variable.
10986 (tls_test_c_pic.o): New target.
10987 (tls_test_shared.so): Link in tls_test_c_pic.o.
10988 (tls_test_c_pic_ie.o): New target.
10989 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10990 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10991 (tls_test_c.o): New target.
10992 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10993 (tls_pic_test_LDADD): Likewise.
10994 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10995 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10996 (tls_test_c_gnu2.o): New target.
10997 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10998 tls_test_c_gnu2.o.
10999 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11000 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11001 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11002 * testsuite/tls_test.cc: Include "config.h".
11003 (t_last): Call t11_last.
11004 * testsuite/tls_test.h (t11, t11_last): Declare.
11005 * testsuite/tls_test_c.c: New file.
11006 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11007 * configure.ac: Check for OpenMP support.
11008 * configure, config.in, Makefile.in: Rebuild.
11009 * testsuite/Makefile.in: Rebuild.
11010
edfbb029
CC		 110112008-04-16 Cary Coutant <ccoutant@google.com>
11012
11013 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11014 (Target_i386::tls_base_symbol_defined_): New field.
11015 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11016 (Target_i386::Scan::global): Likewise.
11017 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11018 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11019 (Target_x86_64::tls_base_symbol_defined_): New field.
11020 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11021 (Target_x86_64::Scan::global): Likewise.
11022
f3c69fca
CC		 110232008-04-16 Cary Coutant <ccoutant@google.com>
11024
11025 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11026 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11027 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11028 building shared libraries.
11029 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11030 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11031 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11032 * testsuite/Makefile.in: Rebuild.
11033 * testsuite/weak_undef.h: New file.
11034 * testsuite/weak_undef_file1.cc: Add extra test cases.
11035 * testsuite/weak_undef_file2.cc: Likewise.
11036 * testsuite/weak_undef_test.cc: Likewise.
11037
7c414435
DM		 110382008-04-16 David S. Miller <davem@davemloft.net>
11039
32b769e1
DM		 11040 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11041 Add issued_non_pic_error_ field. Declare check_non_pic.
11042 (Target_sparc::Scan::check_non_pic): New function.
11043 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11044 (Target_sparc::Scan::global): Likewise.
11045
11936fb1
DM		 11046 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11047 * configure: Rebuild.
11048
7c414435
DM		 11049 * options.h (DEFINE_enable): New macro.
11050 (new_dtags): New enable option.
11051 (initfirst, interpose, loadfltr, nodefaultlib,
11052 nodelete, nodlopen, nodump): New -z options.
11053 * layout.cc (Layout:finish_dynamic_section): If new
11054 dtags enabled, emit DT_RUNPATH. Also, emit a
11055 DT_FLAGS_1 containing any specified -z flags.
11056
85c7bf8b
ILT		 110572008-04-16 Ian Lance Taylor <iant@google.com>
11058
12c0daef
ILT		 11059 * copy-relocs.cc: New file.
11060 * copy-relocs.h: New file.
11061 * reloc.cc: Remove Copy_relocs code.
11062 * reloc.h: Likewise.
11063 * reloc-types.h (struct Reloc_types) [both versions]: Add
11064 get_reloc_addend_noerror.
11065 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11066 variants of add_global which take an addend which must be zero.
11067 * i386.cc: Include "copy-relocs.h".
11068 (class Target_i386): Change type of copy_relocs_ to variable,
11069 update initializer.
11070 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11071 Change all callers.
11072 (Target_i386::do_finalize_sections): Change handling of
11073 copy_relocs_.
11074 * sparc.cc: Include "copy-relocs.h".
11075 (class Target_sparc): Change type of copy_relocs_ to variable,
11076 update initializer.
11077 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11078 Change all callers.
11079 (Target_sparc::do_finalize_sections): Change handling of
11080 copy_relocs_.
11081 * x86_64.cc: Include "copy-relocs.h".
11082 (class Target_x86_64): Change type of copy_relocs_ to variable,
11083 update initializer.
11084 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11085 class. Change all callers.
11086 (Target_x86_64::do_finalize_sections): Change handling of
11087 copy_relocs_.
11088 * Makefile.am (CCFILES): Add copy-relocs.cc.
11089 (HFILES): Add copy-relocs.h.
11090
4f4995b6
ILT		 11091 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11092
85c7bf8b
ILT		 11093 * testsuite/script_test_4.sh: Permit leading zeroes.
11094
4f2a9edd
ILT		 110952008-04-15 Ian Lance Taylor <iant@google.com>
11096
e6188289
ILT		 11097 * script-sections.cc (Script_sections::create_segments): Use
11098 header_size_adjustment even when there is enough room for the
11099 headers.
11100 * testsuite/script_test_4.sh: New file.
11101 * testsuite/script_test_4.t: New file.
11102 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11103 (check_DATA): Add script_test_4.stdout.
11104 (MOSTLYCLEANFILES): Likewise.
11105 (script_test_4): New target.
11106 (script_test_4.stdout): New target.
11107 * testsuite/Makefile.in: Rebuild.
11108
4f2a9edd
ILT		 11109 * sparc.cc: Add definitions for Output_data_plt_sparc class
11110 constants.
11111
f5314dd5
DM		 111122008-04-14 David S. Miller <davem@davemloft.net>
11113
11114 * sparc.cc: New file.
11115 * Makefile.am (TARGETSOURCES): Add sparc.cc
11116 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11117 * configure.tgt: Document targ_extra_size and
11118 targ_extra_big_endian. Add entries for sparc-* and
11119 sparc64-*.
11120 * configure.ac: Handle targ_extra_size and
11121 targ_extra_big_endian.
11122 * Makefile.in: Rebuild.
11123 * configure: Likewise.
11124 * po/POTFILES.in: Likewise.
11125 * po/gold.pot: Likewise.
11126
154e0e9a
ILT		 111272008-04-14 Ian Lance Taylor <iant@google.com>
11128
11129 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11130 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11131 in the name/type/flags to section mapping. Don't call
11132 allocate_output_section.
11133 (Layout::choose_output_section): Change parameter from adjust_name
11134 to is_input_section. Don't permit input sections after sections
11135 are attached to segments. Don't call allocate_output_section.
11136 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11137 not write_enable_output_section.
11138 (Layout::make_output_section): Don't push to
11139 unattached_section_list_ nor call attach_to_segment. Call
11140 attach_section_to_segment if sections are attached.
11141 (Layout::attach_sections_to_segments): New function.
11142 (Layout::attach_section_to_segment): New function.
11143 (Layout::attach_allocated_section_to_segment): Rename from
11144 attach_to_segment. Remove flags parameter.
11145 (Layout::allocate_output_section): Remove function.
11146 (Layout::write_enable_output_section): Remove function.
11147 * layout.h (class Layout): Update for above changes. Add new
11148 field sections_are_attached_.
11149 * output.h (Output_section::update_flags_for_input_section): New
11150 function.
11151 * output.cc (Output_section::add_input_section): Call
11152 update_flags_for_input_section.
11153 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11154
009a67a2
CC		 111552008-04-11 Cary Coutant <ccoutant@google.com>
11156
11157 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11158 thought unnecessary.
11159 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11160
759b1a24
ILT		 111612008-04-11 Ian Lance Taylor <iant@google.com>
11162
11163 * output.h (class Output_section_data): Remove inline definition
11164 of set_addralign.
11165 * output.cc (Output_section_data::set_addralign): New function.
11166
c2b45e22
CC		 111672008-04-11 Cary Coutant <ccoutant@google.com>
11168
11169 Add support for TLS descriptors for i386 and x86_64.
11170 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11171 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11172 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11173 GOT_TYPE_TLS_DESC.
11174 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11175 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11176 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11177 relocations.
11178 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11179 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11180 Fix problem with initial-exec relocations.
11181 (Target_i386::Relocate::relocate_tls): Likewise.
11182 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11183 relaxation.
11184 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11185 support for section-plus-offset dynamic table entries.
11186 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11187 (Output_data_dynamic::Dynamic_entry): Add support for
11188 section-plus-offset dynamic table entries.
11189 (Output_data_dynamic::Classification): Likewise.
11190 (Output_data_dynamic::classification_): Renamed offset_.
11191 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11192 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11193 (Target_x86_64::make_plt_section): New function.
11194 (Target_x86_64::reserve_tlsdesc_entries): New function.
11195 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11196 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11197 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11198 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11199 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11200 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11201 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11202 add extra PLT entry for TLS descriptors.
11203 (Output_data_plt_x86_64::got_): New field.
11204 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11205 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11206 fields.
11207 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11208 descriptors.
11209 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11210 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11211 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11212 R_386_TLS_DESC_CALL relocations.
11213 (Target_x86_64::Scan::global): Likewise.
11214 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11215 for TLS descriptors.
11216 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11217 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11218 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11219 GD-to-IE relaxation.
11220 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11221 and TLS_DESCRIPTORS.
11222 * Makefile.in: Rebuild.
11223 * configure: Rebuild.
11224 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11225 (tls_test_shared2.so): New target.
11226 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11227 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11228 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11229 (tls_shared_gd_to_ie_test_LDADD): New variable.
11230 (tls_shared_gnu2_gd_to_ie_test): New target.
11231 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11232 New targets.
11233 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11234 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11235 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11236 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11237 (tls_shared_gnu2_test): New target.
11238 (tls_test_gnu2_shared.so): New target.
11239 (tls_shared_gnu2_test_SOURCES): New variable.
11240 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11241 (tls_shared_gnu2_test_LDFLAGS): New variable.
11242 (tls_shared_gnu2_test_LDADD): New variable.
11243 * testsuite/Makefile.in: Rebuild.
11244 * testsuite/Makefile.
11245
83bfb6b7
ILT		 112462008-04-11 Ian Lance Taylor <iant@google.com>
11247
11248 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11249 justsyms.t.
11250 * testsuite/Makefile.in: Rebuild.
11251
11252 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11253 long.
11254 * testsuite/script_test_2.cc (main): Adjust test.
11255
706e1f5e
ILT		 112562008-04-11 David S. Miller <davem@davemloft.net>
11257 Ian Lance Taylor <iant@google.com>
11258
11259 * options.h (General_options): Add entries for '-Y' and
11260 '-relax'.
11261 * options.cc (General_options:finalize): If -Y was used, add those
11262 entries to the library path instead of the default "/lib" and
11263 "/usr/lib".
11264
7c98e6bb
DM		 112652008-04-11 David S. Miller <davem@davemloft.net>
11266
11267 * testsuite/justsyms.t: Start at 0x100.
11268 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11269 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11270 long.
11271 * testsuite/script_test_2.cc: Adjust string and section length
11272 checks.
7c98e6bb 11273
99a37bfd
ILT		 112742008-04-09 Ian Lance Taylor <iant@google.com>
11275
2cefc357
ILT		 11276 PR gold/5996
11277 * script-sections.cc (Sections_element::allocate_to_segment): Add
11278 orphan parameter.
11279 (Output_section_definition::allocate_to_segment): Likewise.
11280 (Orphan_output_section::allocate_to_segment): Likewise.
11281 (Script_sections::attach_sections_using_phdrs_clause): Don't
11282 propagate non-PT_LOAD segments to orphan sections.
11283 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11284 readelf rather than objdump.
11285 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11286 .interp section and PT_INTERP segment are the same size.
11287 * testsuite/Makefile.in: Rebuild.
11288
99a37bfd
ILT		 11289 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11290 aliases for symbols defined in the same object.
11291 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11292 (weak_alias_test_SOURCES): New variable.
11293 (weak_alias_test_DEPENDENCIES): New variable.
11294 (weak_alias_test_LDFLAGS): New variable.
11295 (weak_alias_test_LDADD): New variable.
11296 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11297 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11298 (weak_alias_test_3.o): New target.
11299 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11300 * testsuite/weak_alias_test_main.cc: New file.
11301 * testsuite/weak_alias_test_1.cc: New file.
11302 * testsuite/weak_alias_test_2.cc: New file.
11303 * testsuite/weak_alias_test_3.cc: New file.
11304
780e49c5
ILT		 113052008-04-08 Ian Lance Taylor <iant@google.com>
11306
cdb0b8f5
ILT		 11307 * options.h (class General_options): Add --noinhibit-exec option.
11308 * main.cc (main): Check --noinhibit-exec.
11309
0864d551
ILT		 11310 * options.h (class General_options): Define --wrap as a special
11311 option. Add wrap_symbols_ field.
11312 (General_options::any_wrap_symbols): New function.
11313 (General_options::is_wrap_symbol): New function.
11314 * options.cc (General_options::parse_wrap): New function.
11315 (General_options::General_options): Initialize wrap_symbols_.
11316 * symtab.cc (Symbol_table::wrap_symbol): New function.
11317 (Symbol_table::add_from_object): Handle --wrap.
11318 * symtab.h (class Symbol_table): Declare wrap_symbol.
11319 * target.h (Target::wrap_char): New function.
11320 (Target::Target_info): Add wrap_char field.
11321 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11322 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11323 * testsuite/testfile.cc (Target_test::test_target_info):
11324 Likewise.
11325
789aa6de
ILT		 11326 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11327 there is one.
11328
2c38906f
ILT		 11329 * layout.h (class Layout): Add added_eh_frame_data_ field.
11330 * layout.cc (Layout::Layout): Initialize new field.
11331 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11332 output section until we find a section we merged successfully.
11333 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11334 that the size be non-zero.
11335
780e49c5
ILT		 11336 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11337 qualifier.
11338
7fcd0256
ILT		 113392008-04-08 Craig Silverstein <csilvers@google.com>
11340
11341 * configure.ac: Export new conditional variable HAVE_ZLIB.
11342 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11343 on HAVE_ZLIB.
11344 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11345 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11346
6835af53
ILT		 113472008-04-07 Ian Lance Taylor <iant@google.com>
11348
e24f324c
ILT		 11349 * version.cc (version_string): Set to "1.5".
11350
a036edd8
ILT		 11351 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11352 Add issued_non_pic_error_ field. Declare check_non_pic.
11353 (Target_x86_64::Scan::check_non_pic): New function.
11354 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11355 (Target_x86_64::Scan::global): Likewise.
11356
624f8810
ILT		 11357 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11358 addend parameter. Change caller. Handle merge sections.
11359 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11360 Address to Addend. Don't add in the result of
11361 local_section_offset, pass down the addend and use the returned
11362 value.
11363 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11364 Update declarations of local_section_offset and symbol_value.
11365 * testsuite/two_file_test_1.cc (t18): New function.
11366 * testsuite/two_file_test_2.cc (f18): New function.
11367 * testsuite/two_file_test_main.cc (main): Call t18.
11368 * testsuite/two_file_test.h (t18, f18): Declare.
11369
6835af53
ILT		 11370 * configure.ac: Don't test for objdump, c++filt, or readelf.
11371 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11372 conditionals.
11373 (TEST_READELF): New variable.
11374 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11375 (check_PROGRAMS): Add two_file_strip_test.
11376 (two_file_strip_test): New target.
11377 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11378 (two_file_same_shared_strip_test_SOURCES): New variable.
11379 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11380 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11381 (two_file_same_shared_strip_test_LDADD): New variable.
11382 (two_file_shared_strip.so): New target.
11383 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11384 (ver_test_5.syms, ver_test_7.syms): Likewise.
11385 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11386 (strip_test_3.stdout): Use TEST_OBJDUMP.
11387 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11388
86925eef
CC		 113892008-04-04 Cary Coutant <ccoutant@google.com>
11390
11391 * symtab.h (Symbol::is_weak_undefined): New function.
11392 (Symbol::is_strong_undefined): New function.
11393 (Symbol::is_absolute): New function.
11394 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11395 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11396 absolute symbols.
11397 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11398 (weak_undef_test): New target.
11399 * testsuite/Makefile.in: Rebuild.
11400 * testsuite/weak_undef_file1.cc: New file.
11401 * testsuite/weak_undef_file2.cc: New file.
11402 * testsuite/weak_undef_test.cc: New file.
11403
126f3ece
ILT		 114042008-04-03 Craig Silverstein <csilvers@google.com>
11405
11406 * compressed_output.h (class Output_compressed_section): Use
11407 unsigned buffer.
11408 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11409 add zlib header.
11410 (zlib_compressed_suffix): Removed.
11411 (Output_compressed_section::set_final_data_size): Use unsigned
11412 buffers.
11413 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11414 Fix linker invocation.
11415 (flagstest_o_specialfile_and_compress_debug_sections):
11416 Likewise.
11417 * testsuite/Makefile.in: Regenerated.
11418
deae2a14
DM		 114192008-04-02 David S. Miller <davem@davemloft.net>
11420
11421 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11422 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11423
70752818
ILT		 114242008-04-02 Craig Silverstein <csilvers@google.com>
11425
11426 * TODO: New file.
11427
39d0cb0e
ILT		 114282008-04-02 Ian Lance Taylor <iant@google.com>
11429
11430 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11431 parameters. Update for new key type to views_. Change all
11432 callers.
11433 (File_read::read): Adjust for byteshift in returned view.
11434 (File_read::add_view): New function, broken out of
11435 find_and_make_view.
11436 (File_read::make_view): New function, broken out of
11437 find_and_make_view.
11438 (File_read::find_or_make_view): Add offset and aligned
11439 parameters. Rewrite accordingly. Change all callers.
11440 (File_read::get_view): Add offset and aligned parameters. Adjust
11441 for byteshift in return value.
11442 (File_read::get_lasting_view): Likewise.
11443 * fileread.h (class File_read): Update declarations.
11444 (class File_read::View): Add byteshift_ field. Add byteshift to
11445 constructor. Add byteshift method.
11446 * archive.h (Archive::clear_uncached_views): New function.
11447 (Archive::get_view): Add aligned parameter. Change all callers.
11448 * object.h (Object::get_view): Add aligned parameter. Change all
11449 callers.
11450 (Object::get_lasting_view): Likewise.
11451
11452 * fileread.cc (File_read::release): Don't call clear_views if
11453 there are multiple objects.
11454 * fileread.h (File_read::clear_uncached_views): New function.
11455 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11456 on the archive.
11457
a1207466
CC		 114582008-03-31 Cary Coutant <ccoutant@google.com>
11459
11460 Add thin archive support.
11461 * archive.cc (Archive::armagt): New const.
11462 (Archive::setup): Remove task parameter and calls to unlock.
11463 (Archive::unlock_nested_archives): New function.
11464 (Archive::read_header): Add nested_off parameter. Change
11465 all callers.
11466 (Archive::interpret_header): Likewise.
11467 (Archive::include_all_members): Change to handle thin
11468 archives.
11469 (Archive::include_member): Likewise.
11470 * archive.h (Archive::Archive): Add new parameters and
11471 initializers.
11472 (Archive::armagt): New const.
11473 (Archive::setup): Remove task parameter.
11474 (Archive::unlock_nested_archives): New function.
11475 (Archive::read_header): Add nested_off parameter.
11476 (Archive::interpret_header): Likewise.
11477 (Archive::Nested_archive_table): New typedef.
11478 (Archive::is_thin_archive_): New field.
11479 (Archive::nested_archives_): New field.
11480 (Archive::options_): New field.
11481 (Archive::dirpath_): New field.
11482 (Archive::task_): New field.
11483 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11484 for thin archives. Pass additional parameters to
11485 Archive::Archive. Unlock the archive file after calling
11486 Archive::setup.
cd536b21 11487
479f6503
ILT		 114882008-03-29 Ian Lance Taylor <iant@google.com>
11489
686c8caf
ILT		 11490 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11491 version symbol to be local.
11492 * testsuite/ver_test_4.sh: New file.
11493 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11494 (check_DATA): Add ver_test_4.syms.
11495 (ver_test_4.syms): New target.
11496 * testsuite/Makefile.in: Rebuild.
11497
ab794b6b
ILT		 11498 * output.cc
11499 (Output_section::Input_section_sort_entry::has_priority): New
11500 function.
11501 (Output_section::Input_section_sort_entry::match_file_name): New
11502 function.
11503 (Output_section::Input_section_sort_entry::match_section_name):
11504 Remove.
11505 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11506 Remove.
11507 (Output_section::Input_section_sort_entry::match_section_file):
11508 Remove.
11509 (Output_section::Input_section_sort_compare::operator()): Rewrite
11510 using new Input_section_sort_entry functions. Sort crtbegin and
11511 crtend first. Sort sections with no priority before sections with
11512 a priority.
11513 * testsuite/initpri1.c (d3): Check j != 4.
11514 (cd5): New constructor/destructor function.
11515 (main): Check j != 2.
11516
479f6503
ILT		 11517 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11518 new symbol when resolving, don't call set_is_default.
11519 * testsuite/ver_test_7.cc: New file.
11520 * testsuite/ver_test_7.sh: New file.
11521 * testsuite/Makefile.am (ver_test_7.so): New target.
11522 (ver_test_7.o): New target.
11523 (check_SCRIPTS): Add ver_test_7.sh.
11524 (check_DATA): Add ver_test_7.syms.
11525 (ver_test_7.syms): New target.
11526
2fd32231
ILT		 115272008-03-28 Ian Lance Taylor <iant@google.com>
11528
11529 * layout.cc (Layout::layout): If we see an input section with a
11530 name that needs sorting, set the must_sort flag for the output
11531 section.
11532 (Layout::make_output_section): If the name of the output section
11533 indicates that it might require sorting, set the may_sort flag.
11534 * output.h (Output_section::may_sort_attached_input_sections): New
11535 function.
11536 (Output_section::set_may_sort_attached_input_sections): New
11537 function.
11538 (Output_section::must_sort_attached_input_sections): New
11539 function.
11540 (Output_section::set_must_sort_attached_input_sections): New
11541 function.
11542 (class Output_section): Declare Input_section_sort_entry. Define
11543 Input_section_sort_compare. Declare
11544 sort_attached_input_sections. Add new fields:
11545 may_sort_attached_input_sections_,
11546 must_sort_attached_input_sections_,
11547 attached_input_sections_are_sorted_.
11548 * output.cc (Output_section::Output_section): Initialize new
11549 fields.
11550 (Output_section::add_input_section): Add an entry to
11551 input_sections_ if may_sort or must_sort are true.
11552 (Output_section::set_final_data_size): Call
11553 sort_attached_input_sections if necessary.
11554 (Output_section::Input_section_sort_entry): Define new class.
11555 (Output_section::Input_section_sort_compare::operator()): New
11556 function.
11557 (Output_section::sort_attached_input_sections): New function.
11558 * configure.ac: Check whether the compiler supports constructor
11559 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11560 * testsuite/initpri1.c: New file.
11561 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11562 CONSTRUCTOR_PRIORITY.
11563 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11564 (initpri1_LDFLAGS): New variable.
11565 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11566
18e6b24e
ILT		 115672008-03-27 Ian Lance Taylor <iant@google.com>
11568
49bdd526
ILT		 11569 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11570 * testsuite/common_test_1.c: New file.
11571 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11572 (common_test_1_SOURCES): New variable.
11573 (common_test_1_DEPENDENCIES): New variable.
11574 (common_test_1_LDFLAGS): New variable.
11575
18e6b24e
ILT		 11576 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11577 and commons_ correctly when NAME/VERSION does not override
11578 NAME/NULL.
11579 * testsuite/ver_test_6.c: New file.
11580 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11581 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11582 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11583
04bf7072
ILT		 115842008-03-26 Ian Lance Taylor <iant@google.com>
11585
5871526f
ILT		 11586 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11587 of an undefined symbol from a version script.
11588 * testsuite/Makefile.am (ver_test_5.so): New target.
11589 (ver_test_5.o): New target.
11590 (check_SCRIPTS): Add ver_test_5.sh.
11591 (check_DATA): Add ver_test_5.syms.
11592 (ver_test_5.syms): New target.
11593 * testsuite/ver_test_5.cc: New file.
11594 * testsuite/ver_test_5.script: New file.
11595 * testsuite/ver_test_5.sh: New file.
11596 * Makefile.in, testsuite/Makefile.in: Rebuild.
11597
04bf7072
ILT		 11598 PR gold/5986
11599 Fix problems building gold with gcc 4.3.0.
11600 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11601 (gold_error_at_location, gold_warning_at_location): Use it.
11602 * configure.ac: Check whether we can compile and use a template
11603 function with a printf attribute.
11604 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11605 when jumping over bytes.
11606 * object.cc: Instantiate Object::read_section_data.
11607 * debug.h: Include <cstring>
11608 * dwarf_reader.cc: Include <algorithm>
11609 * main.cc: Include <cstring>.
11610 * options.cc: Include <cstring>.
11611 * output.cc: Include <cstring>.
11612 * script.cc: Include <cstring>.
11613 * script.h: Include <string>.
11614 * symtab.cc: Include <cstring> and <algorithm>.
11615 * target-select.cc: Include <cstring>.
11616 * version.cc: Include <string>.
11617 * testsuite/testmain.cc: Include <cstdlib>.
11618 * configure, config.in: Rebuild.
11619
874c5b28
ILT		 116202008-03-25 Ian Lance Taylor <iant@google.com>
11621
819d6c3a
ILT		 11622 * options.cc: Include "../bfd/bfdver.h".
11623 (options::help): Print bug reporting address.
11624
f4b2c6f5
ILT		 11625 * version.cc (print_version): Adjust output for current value of
11626 BFD_VERSION_STRING.
11627
11628 * NEWS: New file.
11629
e96caa79
ILT		 11630 * options.cc (options::help): Print list of supported targets.
11631 * target-select.h: Include <vector>.
11632 (class Target_selector): Make machine_, size_, and is_big_endian_
11633 fields const. Add bfd_name_ and instantiated_target_ fields.
11634 (Target_selector::Target_selector): Add bfd_name parameter.
11635 (Target_selector::recognize): Make non-virtual, call
11636 do_recognize.
11637 (Target_selector::recognize_by_name): Make non-virtual, call
11638 do_recognize_by_name.
11639 (Target_selector::supported_names): New function.
11640 (Target_selector::bfd_name): New function.
11641 (Target_selector::do_instantiate_target): New pure virtual
11642 function.
11643 (Target_selector::do_recognize): New virtual function.
11644 (Target_selector::do_recognize_by_name): New virtual function.
11645 (Target_selector::instantiate_target): New private function.
11646 (supported_target_names): Declare.
11647 * target-select.cc (Target_selector::Target_selector): Update for
11648 new parameter and fields.
11649 (select_target_by_name): Check that the name matches before
11650 calling recognize_by_name.
11651 (supported_target_names): New function.
11652 * i386.cc (class Target_selector_i386): Update Target_selector
11653 constructor call. Remove recognize and recognize_by_name. Add
11654 do_instantiate_target.
11655 * x86_64.cc (class Target_selector_x86_64): Likewise.
11656 * testsuite/testfile.cc (class Target_selector_test): Update for
11657 changes to Target_selector.
11658
874c5b28
ILT		 11659 * README: Rewrite, with some notes on unsupported features.
11660
0a65a3a7
CC		 116612008-03-24 Cary Coutant <ccoutant@google.com>
11662
11663 * i386.cc (Target_i386::Got_type): New enum declaration.
11664 (Target_i386::Scan::local): Updated callers of Output_data_got
11665 member functions.
11666 (Target_i386::Scan::global): Likewise.
11667 (Target_i386::Relocate::relocate): Likewise.
11668 (Target_i386::Relocate::relocate_tls): Likewise.
11669 * object.h (Got_offset_list): New class.
11670 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11671 (Sized_relobj::local_got_offset): Likewise.
11672 (Sized_relobj::set_local_got_offset): Likewise.
11673 (Sized_relobj::local_has_tls_got_offset): Removed.
11674 (Sized_relobj::local_tls_got_offset): Removed.
11675 (Sized_relobj::set_local_tls_got_offset): Removed.
11676 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11677 * output.cc (Output_data_got::add_global): Added got_type parameter.
11678 (Output_data_got::add_global_with_rel): Likewise.
11679 (Output_data_got::add_global_with_rela): Likewise.
11680 (Output_data_got::add_global_pair_with_rel): New function.
11681 (Output_data_got::add_global_pair_with_rela): New function.
11682 (Output_data_got::add_local): Added got_type parameter.
11683 (Output_data_got::add_local_with_rel): Likewise.
11684 (Output_data_got::add_local_with_rela): Likewise.
11685 (Output_data_got::add_local_pair_with_rel): New function.
11686 (Output_data_got::add_local_pair_with_rela): New function.
11687 (Output_data_got::add_global_tls): Removed.
11688 (Output_data_got::add_global_tls_with_rel): Removed.
11689 (Output_data_got::add_global_tls_with_rela): Removed.
11690 (Output_data_got::add_local_tls): Removed.
11691 (Output_data_got::add_local_tls_with_rel): Removed.
11692 (Output_data_got::add_local_tls_with_rela): Removed.
11693 * output.h (Output_data_got::add_global): Added got_type parameter.
11694 (Output_data_got::add_global_with_rel): Likewise.
11695 (Output_data_got::add_global_with_rela): Likewise.
11696 (Output_data_got::add_global_pair_with_rel): New function.
11697 (Output_data_got::add_global_pair_with_rela): New function.
11698 (Output_data_got::add_local): Added got_type parameter.
11699 (Output_data_got::add_local_with_rel): Likewise.
11700 (Output_data_got::add_local_with_rela): Likewise.
11701 (Output_data_got::add_local_pair_with_rel): New function.
11702 (Output_data_got::add_local_pair_with_rela): New function.
11703 (Output_data_got::add_global_tls): Removed.
11704 (Output_data_got::add_global_tls_with_rel): Removed.
11705 (Output_data_got::add_global_tls_with_rela): Removed.
11706 (Output_data_got::add_local_tls): Removed.
11707 (Output_data_got::add_local_tls_with_rel): Removed.
11708 (Output_data_got::add_local_tls_with_rela): Removed.
11709 * resolve.cc (Symbol::override_base_with_special): Removed
11710 reference to has_got_offset_ field.
11711 * symtab.cc (Symbol::init_fields): Replaced initialization
11712 of got_offset_ with got_offsets_. Removed initialization
11713 of has_got_offset_
53fcba31 11714 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11715 (Symbol::got_offset): Likewise.
11716 (Symbol::set_got_offset): Likewise.
11717 (Symbol::has_tls_got_offset): Removed.
11718 (Symbol::tls_got_offset): Removed.
11719 (Symbol::set_tls_got_offset): Removed.
11720 (Symbol::got_offset_): Removed.
11721 (Symbol::tls_mod_got_offset_): Removed.
11722 (Symbol::tls_pair_got_offset_): Removed.
11723 (Symbol::got_offsets_): New field.
11724 (Symbol::has_got_offset): Removed.
11725 (Symbol::has_tls_mod_got_offset): Removed.
11726 (Symbol::has_tls_pair_got_offset): Removed.
11727 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11728 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11729 member functions.
11730 (Target_x86_64::Scan::global): Likewise.
11731 (Target_x86_64::Relocate::relocate): Likewise.
11732 (Target_x86_64::Relocate::relocate_tls): Likewise.
11733
bd52eafb
BE		 117342008-03-25 Ben Elliston <bje@au.ibm.com>
11735
11736 * yyscript.y: Fix spelling error in comment.
11737
8b105e34
ILT		 117382008-03-24 Ian Lance Taylor <iant@google.com>
11739
8ed814a9
ILT		 11740 * options.h (class General_options): Define build_id option.
11741 * layout.h (class Layout): Declare write_build_id, create_note,
11742 create_build_id. Add build_id_note_ member.
11743 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11744 "libiberty.h", "md5.h", "sha1.h".
11745 (Layout::Layout): Initialize eh_frame_data_,
11746 eh_frame_hdr_section_, and build_id_note_.
11747 (Layout::finalize): Call create_build_id.
11748 (Layout::create_note): New function, broken out of
11749 Layout::create_gold_note.
11750 (Layout::create_gold_note): Call create_note.
11751 (Layout::create_build_id): New function.
11752 (Layout::write_build_id): New function.
11753 (Close_task_runner::run): Call write_build_id.
11754
8b105e34
ILT		 11755 * x86_64.cc: Correct license to GPLv3.
11756
086a1841
ILT		 117572008-03-23 Ian Lance Taylor <iant@google.com>
11758
11759 * options.cc: Include "demangle.h".
11760 (parse_optional_string): New function.
11761 (parse_long_option): Handle takes_optional_argument.
11762 (parse_short_option): Update dash_z initializer. Handle
11763 takes_optional_argument.
11764 (General_options::General_options): Initialize do_demangle_.
11765 (General_options::finalize): Set do_demangle_. Handle demangling
11766 style.
11767 * options.h (parse_optional_string): Declare.
11768 (struct One_option): Add optional_arg field. Update constructor.
11769 Update call constructor calls. Add takes_optional_argument
11770 function.
11771 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11772 (DEFINE_optional_string): Define.
11773 (General_options::demangle): Change from DEFINE_bool to
11774 DEFINE_optional_string.
11775 (General_options::no_demangle): New function.
11776 (General_options::do_demangle): New function.
11777 (General_options::set_do_demangle): New function.
11778 (General_options::execstack_status_): Move definition to end of
11779 class definition.
11780 (General_options::static_): Likewise.
11781 (General_options::do_demangle_): New field.
11782 * object.cc (big_endian>::get_symbol_location_info): Call
11783 Options::do_demangle, not Options::demangle.
11784 * symtab.cc (demangle): Likewise.
11785
cbb93e63
ILT		 117862008-03-22 Ian Lance Taylor <iant@google.com>
11787
11788 * gold.h: Include <cstddef> and <sys/types.h>
11789 * options.h: Include <cstring>.
11790
ec531623
ILT		 117912008-03-21 Ian Lance Taylor <iant@google.com>
11792
11793 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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