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[deliverable/binutils-gdb.git] / gold / ChangeLog
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e2153196
ILT		 12011-07-11 Ian Lance Taylor <iant@google.com>
2
3 PR gold/12979
4 * options.h (class General_options): Add -Bgroup.
5 * options.cc (General_options::finalize): If -Bgroup is set,
6 default to --unresolved-symbols=report-all.
7 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
8 * target-reloc.h (issue_undefined_symbol_error): Handle
9 --unresolved-symbols=report-all.
10
6daf5215
ILT		 112011-07-08 Ian Lance Taylor <iant@google.com>
12
13 PR gold/11985
14 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
15 if linker script discards key sections.
16 (Layout::create_dynamic_symtab): Likewise.
17 (Layout::assign_local_dynsym_offsets): Likewise.
18 (Layout::sized_create_version_sections): Likewise.
19 (Layout::create_interp): Likewise.
20 (Layout::finish_dynamic_section): Likewise.
21 (Layout::set_dynamic_symbol_size): Likewise.
22
beabb2c6
ILT		 232011-07-08 Ian Lance Taylor <iant@google.com>
24
25 PR gold/12386
26 * options.h (class General_options): Add --unresolved-symbols.
27 * target-reloc.h (issue_undefined_symbol_error): Check
28 --unresolved-symbols. Add comments.
29
9c16daf1
ILT		 302011-07-08 Ian Lance Taylor <iant@google.com>
31
32 * testsuite/odr_violation2.cc (Ordering::operator()): Make
33 expression more complex.
34
191f1a2d
ILT		 352011-07-08 Ian Lance Taylor <iant@google.com>
36
37 PR gold/11317
38 * target-reloc.h (issue_undefined_symbol_error): New inline
39 function, broken out of relocate_section.
40 (relocate_section): Call issue_undefined_symbol_error.
41 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
42 there is no TLS segment if we are about to issue an undefined
43 symbol error.
44 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
45
62855347
ILT		 462011-07-08 Ian Lance Taylor <iant@google.com>
47
48 PR gold/12279
49 * resolve.cc (Symbol_table::should_override): Add fromtype
50 parameter. Change all callers. Give error when linking together
51 TLS and non-TLS symbol.
52 (Symbol_table::should_override_with_special): Add fromtype
53 parameter. Change all callers.
54 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
55 there is no TLS segment if we have reported some errors.
56 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
57
67181c72
ILT		 582011-07-08 Ian Lance Taylor <iant@google.com>
59
60 PR gold/12372
61 * target.h (Target::plt_address_for_global): New function.
62 (Target::plt_address_for_local): New function.
63 (Target::plt_section_for_global): Remove.
64 (Target::plt_section_for_local): Remove.
65 (Target::do_plt_address_for_global): New virtual function.
66 (Target::do_plt_address_for_local): New virtual function.
67 (Target::do_plt_section_for_global): Remove.
68 (Target::do_plt_section_for_local): Remove.
69 (Target::register_global_plt_entry): Add Symbol_table and Layout
70 parameters.
71 * output.cc (Output_data_got::Got_entry::write): Use
72 plt_address_for_global and plt_address_for_local.
73 * layout.cc (Layout::add_target_dynamic_tags): Use size and
74 address of output section.
75 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
76 got_irelative_, and irelative_count_ fields. Update
77 declarations.
78 (Output_data_plt_i386::has_irelative_section): New function.
79 (Output_data_plt_i386::entry_count): Add irelative_count_.
80 (Output_data_plt_i386::set_final_data_size): Likewise.
81 (class Target_i386): Add got_irelative_ and rel_irelative_
82 fields. Update declarations.
83 (Target_i386::Target_i386): Initialize new fields.
84 (Target_i386::do_plt_address_for_global): New function replacing
85 do_plt_section_for_global.
86 (Target_i386::do_plt_address_for_local): New function replacing
87 do_plt_section_for_local.
88 (Target_i386::got_section): Create got_irelative_.
89 (Target_i386::rel_irelative_section): New function.
90 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
91 fields. Don't define __rel_iplt_{start,end}.
92 (Output_data_plt_i386::add_entry): Add symtab and layout
93 parameters. Change all callers. Use different PLT and GOT for
94 IFUNC symbols.
95 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
96 layout parameters. Change all callers. Use different PLT and
97 GOT.
98 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
99 (Output_data_plt_i386::rel_irelative): New function.
100 (Output_data_plt_i386::address_for_global): New function.
101 (Output_data_plt_i386::address_for_local): New function.
102 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
103 IRELATIVE GOT when changing IFUNC GOT entries.
104 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
105 reloc.
106 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
107 if we didn't create an IRELATIVE GOT.
108 (Target_i386::Relocate::relocate): Use plt_address_for_global and
109 plt_address_for_local.
110 (Target_i386::do_dynsym_value): Use plt_address_for_global.
111 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
112 got_irelative_, and irelative_count_ fields. Update
113 declarations.
114 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
115 Initialize new fields. Remove symtab parameter. Change all
116 callers.
117 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
118 irelative_count_.
119 (Output_data_plt_x86_64::has_irelative_section): New function.
120 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
121 (class Target_x86_64): Add got_irelative_ and rel_irelative_
122 fields. Update declarations.
123 (Target_x86_64::Target_x86_64): Initialize new fields.
124 (Target_x86_64::do_plt_address_for_global): New function replacing
125 do_plt_section_for_global.
126 (Target_x86_64::do_plt_address_for_local): New function replacing
127 do_plt_section_for_local.
128 (Target_x86_64::got_section): Create got_irelative_.
129 (Target_x86_64::rela_irelative_section): New function.
130 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
131 all callers. Don't create __rel_iplt_{start,end}.
132 (Output_data_plt_x86_64::add_entry): Add symtab and layout
133 parameters. Change all callers. Use different PLT and GOT for
134 IFUNC symbols.
135 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
136 layout parameters. Change all callers. Use different PLT and
137 GOT.
138 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
139 parameters. Change all callers. Use different PLT and GOT for
140 IFUNC symbols.
141 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
142 (Output_data_plt_x86_64::rela_irelative): New function.
143 (Output_data_plt_x86_64::address_for_global): New function.
144 (Output_data_plt_x86_64::address_for_local): New function.
145 (Output_data_plt_x86_64::set_final_data_size): Likewise.
146 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
147 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
148 (Target_x86_64::register_global_plt_entry): Add symtab and layout
149 parameters.
150 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
151 reloc.
152 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
153 symbols if we didn't create an IRELATIVE GOT.
154 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
155 plt_address_for_local.
156 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
157 * testsuite/ifuncvar1.c: New test file.
158 * testsuite/ifuncvar2.c: New test file.
159 * testsuite/ifuncvar3.c: New test file.
160 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
161 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
162 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
163 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
164 * testsuite/Makefile.in: Rebuild.
165
33c15b45
CC		 1662011-07-07 Cary Coutant <ccoutant@google.com>
167
168 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
169 (two_file_test_1_ndebug.o): Likewise.
170 (two_file_test_1b_ndebug.o): Likewise.
171 (two_file_test_2_ndebug.o): Likewise.
172 (two_file_test_main_ndebug.o): Likewise.
173 (incremental_test_2): Link with no-debug versions.
174
f48b5fb7
CC		 1752011-07-06 Cary Coutant <ccoutant@google.com>
176
177 * gold/incremental.cc
178 (Output_section_incremental_inputs::write_info_blocks): Check for
179 hidden and internal symbols.
180
221597a5
CC		 1812011-07-06 Cary Coutant <ccoutant@google.com>
182
183 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
184 Check disposition for startup file.
185 (Incremental_inputs::report_command_line): Ignore
186 --incremental-startup-unchanged option.
187 * options.cc (General_options::parse_incremental_startup_unchanged):
188 New function.
189 (General_options::General_options): Initialize new data member.
190 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
191 (General_options): Add --incremental-startup-unchanged option.
192 (General_options::incremental_startup_disposition): New function.
193 (General_options::incremental_startup_disposition_): New data member.
194
e24719f6
CC		 1952011-07-06 Cary Coutant <ccoutant@google.com>
196
197 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
198 input file index to Script_info ctor.
199 (Sized_incremental_binary::do_file_has_changed): Find the
200 command-line argument for files named in scripts.
201 * incremental.h (Script_info::Script_info): New ctor
202 with input file index.
203 (Script_info::input_file_index): New function.
204 (Script_info::input_file_index_): New data member.
205 (Incremental_binary::get_library): Add const.
206 (Incremental_binary::get_script_info): Add const.
207 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
208 * testsuite/Makefile.am (incremental_test_5): New test case.
209 (incremental_test_6): New test case.
210 * testsuite/Makefile.in: Regenerate.
211
8f7c81e8
CC		 2122011-07-06 Cary Coutant <ccoutant@google.com>
213
214 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
215 debug output when command lines differ.
216
9fbd3822
CC		 2172011-07-06 Cary Coutant <ccoutant@google.com>
218
219 * incremental.cc (Incremental_inputs::report_command_line): Ignore
220 --incremental-patch option.
221 * layout.cc (Free_list::allocate): Extend allocation beyond original
222 end if enabled.
223 (Layout::make_output_section): Mark sections that should get
224 patch space.
225 * options.cc (parse_percent): New function.
226 * options.h (parse_percent): New function.
227 (DEFINE_percent): New macro.
228 (General_options): Add --incremental-patch option.
229 * output.cc (Output_section::Output_section): Initialize new data
230 members.
231 (Output_section::add_input_section): Print section name when out
232 of patch space.
233 (Output_section::add_output_section_data): Likewise.
234 (Output_section::set_final_data_size): Add patch space when
235 doing --incremental-full.
236 (Output_section::do_reset_address_and_file_offset): Remove patch
237 space.
238 (Output_segment::set_section_list_addresses): Print debug output
239 only if --incremental-update.
240 * output.h (Output_section::set_is_patch_space_allowed): New function.
241 (Output_section::is_patch_space_allowed_): New data member.
242 (Output_section::patch_space_): New data member.
243 * parameters.cc (Parameters::incremental_full): New function.
244 * parameters.h (Parameters::incremental_full): New function
245 * testsuite/Makefile.am (incremental_test_2): Add test for
246 --incremental-patch option.
247 * testsuite/Makefile.in: Regenerate.
248 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
249 (t18): Remove function body.
250
f6cccc2c
DK		 2512011-07-05 Doug Kwan <dougkwan@google.com>
252
253 PR gold/12771
254 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
255 Arm_Address type for relocation result.
256 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
257 overflow check.
258 (Arm_relocate_functions::abs32): Use unaligned access.
259 (Arm_relocate_functions::rel32): Ditto.
260 (Arm_relocate_functions::prel31): Ditto.
261 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
262 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
263 static data relocations.
264 * testsuite/Makefile.in: Regnerate.
265 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
266
28a13fec
ILT		 2672011-07-05 Ian Lance Taylor <iant@google.com>
268
269 PR gold/12392
270 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
271 symbols if necessary.
272 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
273
24d47b34
ILT		 2742011-07-05 Ian Lance Taylor <iant@google.com>
275
276 PR gold/12952
277 * resolve.cc (Symbol::override_base_with_special): Simply override
278 version with special symbol version, ignoring previous version.
279
41f9cbbe
ILT		 2802011-07-05 Ian Lance Taylor <iant@google.com>
281
282 * object.cc (Sized_relobj_file::include_section_group): Add
283 information to comment about signature location.
284
886288f1
ILT		 2852011-07-02 Ian Lance Taylor <iant@google.com>
286
287 PR gold/12957
288 * options.h (class General_options): Add -f and -F.
289 * options.cc (General_options::finalize): Fatal error if -f/-F
290 are used without -shared.
291 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
292
ae3a6d4f
ILT		 2932011-07-02 Ian Lance Taylor <iant@google.com>
294
295 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
296
21131061
ILT		 2972011-07-01 Ian Lance Taylor <iant@google.com>
298
299 PR gold/12525
300 PR gold/12952
301 * resolve.cc (Symbol::override_base_with_special): Don't override
302 the version if the overriding symbol has a different name.
303 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
304 all callers. If we give an error about an undefined version,
305 define the base version if necessary.
306 * dynobj.h (class Versions): Update declaration.
307 * testsuite/weak_alias_test_5.cc: New file.
308 * testsuite/weak_alias_test.script: New file.
309 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
310 and versioned_alias have the right value, and call t2.
311 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
312 weak_alias_test_5.so.
313 (weak_alias_test_LDADD): Likewise.
314 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
315 * testsuite/Makefile.in: Rebuild.
316
611062c0
ILT		 3172011-07-01 Ian Lance Taylor <iant@google.com>
318
319 PR gold/12525
320 * options.h (class General_options): Support -z notext.
321 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
322 -Wl,-z,notext.
323 (two_file_shared_nonpic.so): Likewise.
324 (two_file_shared_mixed.so): Likewise.
325 (two_file_shared_mixed_1.so): Likewise.
326 (weak_undef_lib_nonpic.so): Likewise.
327 (alt/weak_undef_lib_nonpic.so): Likewise.
328 (tls_test_shared_nonpic.so): Likewise.
329 * testsuite/Makefile.in: Rebuild.
330
328c7c2f
ILT		 3312011-07-01 Ian Lance Taylor <iant@google.com>
332
333 PR gold/12525
334 * configure.ac: Test whether static linking works, setting
335 the automake conditional HAVE_STATIC.
336 * testsuite/Makefile.am: Disable tests using -static if
337 HAVE_STATIC is not true.
338 * configure, testsuite/Makefile.in: Rebuild.
339
02d7cd44
ILT		 3402011-07-01 Ian Lance Taylor <iant@google.com>
341
342 PR gold/12525
343 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
344 Assert if we see DW_EH_PE_indirect.
345 * target.h (Target::ehframe_datarel_base): New function.
346 (Target::do_ehframe_datarel_base): New target function.
347 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
348 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
349 function.
350
07a60597
ILT		 3512011-07-01 Ian Lance Taylor <iant@google.com>
352
353 PR gold/12571
354 * options.h (class General_options): Add
355 --ld-generated-unwind-info.
356 * ehframe.cc (Fde::write): Add address parameter. Change all
357 callers. If associated with PLT, fill in address and size.
358 (Cie::set_output_offset): Only add merge mapping if there is an
359 object.
360 (Cie::write): Add address parameter. Change all callers.
361 (Eh_frame::add_ehframe_for_plt): New function.
362 * ehframe.h (class Fde): Update declarations. Move shndx_ and
363 input_offset_ fields into union u_, with new plt field.
364 (Fde::Fde): Adjust for new union field.
365 (Fde::Fde) [Output_data version]: New constructor.
366 (Fde::add_mapping): Only add merge mapping if there is an object.
367 (class Cie): Update declarations.
368 (class Eh_frame): Declare add_ehframe_for_plt.
369 * layout.cc (Layout::layout_eh_frame): Break out code into
370 make_eh_frame_section, and call it.
371 (Layout::make_eh_frame_section): New function.
372 (Layout::add_eh_frame_for_plt): New function.
373 * layout.h (class Layout): Update declarations.
374 * merge.cc (Merge_map::add_mapping): Add assertion.
375 * i386.cc: Include "dwarf.h".
376 (class Output_data_plt_i386): Make first_plt_entry,
377 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
378 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
379 and plt_eh_frame_fde.
380 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
381 boundary. Call add_eh_frame_for_plt if appropriate.
382 * x86_64.cc: Include "dwarf.h".
383 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
384 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
385 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
386 and plt_eh_frame_fde.
387 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
388 appropriate.
389
14788a3f
ILT		 3902011-06-29 Ian Lance Taylor <iant@google.com>
391
392 PR gold/12629
393 * object.cc (Sized_relobj_file::layout_section): Change shdr
394 parameter to be const.
395 (Sized_relobj_file::layout_eh_frame_section): New function, broken
396 out of do_layout.
397 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
398 appropriate. Call layout_eh_frame_section.
399 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
400 sections.
401 * object.h (class Sized_relobj_file): Update declarations.
402
6c21fce1
ILT		 4032011-06-29 Ian Lance Taylor <iant@google.com>
404
37e41b03 405 PR gold/12652
6c21fce1
ILT		 406 * script.cc (Token::integer_value): Accept trailing M/m/K/k
407 modifier.
408 (Lex::gather_token): Accept trailing M/m/K/k for integers.
409
4d5e4e62
ILT		 4102011-06-29 Ian Lance Taylor <iant@google.com>
411
412 PR gold/12675
413 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
414 SHT_X86_64_UNWIND.
415 * layout.cc (Layout::layout_eh_frame): Likewise.
416
886f533a
ILT		 4172011-06-29 Ian Lance Taylor <iant@google.com>
418
419 PR gold/12695
420 * layout.cc (Layout::symtab_section_shndx): New function.
421 * layout.h (class Layout): Declare symtab_section_shndx.
422 * output.cc (Output_section::write_header): Call it.
423
f3ae1b28
ILT		 4242011-06-29 Ian Lance Taylor <iant@google.com>
425
426 PR gold/12818
427 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
428 symbols which are not used in a relocation.
429
aecf301f
ILT		 4302011-06-28 Ian Lance Taylor <iant@google.com>
431
432 PR gold/12898
433 * layout.cc (Layout::segment_precedes): Don't crash if a linker
434 script create indistinguishable segments.
435 (Layout::set_segment_offsets): Use stable_sort when sorting
436 segments. Pass this to Compare_segments constructor.
437 * layout.h (class Layout): Make segment_precedes non-static.
438 (class Compare_segments): Change from struct to class. Add
439 layout_ field. Add constructor.
440 * script-sections.cc
441 (Script_sections::attach_sections_using_phdrs_clause): Rename
442 local orphan to is_orphan. Don't report failure to put empty
443 section in segment. On attachment failure, report name of
444 section, and attach to first PT_LOAD segment.
445
03ef7571
ILT		 4462011-06-28 Ian Lance Taylor <iant@google.com>
447
448 PR gold/12934
449 * target-select.cc (Target_selector::Target_selector): Add
450 emulation parameter. Change all callers.
451 (select_target_by_bfd_name): Rename from select_target_by_name.
452 Change all callers.
453 (select_target_by_emulation): New function.
454 (supported_emulation_names): New function.
455 * target-select.h (class Target_selector): Add emulation_ field.
456 Update declarations.
457 (Target_selector::recognize_by_bfd_name): Rename from
458 recognize_by_name. Change all callers.
459 (Target_selector::supported_bfd_names): Rename from
460 supported_names. Change all callers.
461 (Target_selector::recognize_by_emulation): New function.
462 (Target_selector::supported_emulations): New function.
463 (Target_selector::emulation): New function.
464 (Target_selector::do_recognize_by_bfd_name): Rename from
465 do_recognize_by_name. Change all callers.
466 (Target_selector::do_supported_bfd_names): Rename from
467 do_supported_names. Change all callers.
468 (Target_selector::do_recognize_by_emulation): New function.
469 (Target_selector::do_supported_emulations): New function.
470 (select_target_by_bfd_name): Change name in declaration.
471 (select_target_by_emulation): Declare.
472 (supported_emulation_names): Declare.
473 * parameters.cc (parameters_force_valid_target): Try to find
474 target based on emulation from -m option.
475 * options.h (class General_options): Change doc string for -m.
476 * options.cc (help): Print emulations.
477 (General_options::parse_V): Likewise.
478 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
479 Add emulation parameter. Change all callers.
480
200b2bb9
ILT		 4812011-06-28 Ian Lance Taylor <iant@google.com>
482
483 * target.h (class Target): Add osabi_ field.
484 (Target::osabi): New function.
485 (Target::set_osabi): New function.
486 (Target::Target): Initialize osabi_.
487 (Target::do_adjust_elf_header): Make pure virtual.
488 (Sized_target::do_adjust_elf_header): Declare.
489 * target.cc (Sized_target::do_adjust_elf_header): New function.
490 (class Sized_target): Instantiate all versions.
491 * freebsd.h (class Target_freebsd): Remove.
492 (Target_selector_freebsd::do_recognize): Call set_osabi on
493 Target.
494 (Target_selector_freebsd::do_recognize_by_name): Likewise.
495 (Target_selector_freebsd::set_osabi): Remove.
496 * i386.cc (class Target_i386): Inherit from Sized_target rather
497 than Target_freebsd.
498 * x86_64.cc (class Target_x86_64): Likewise.
499
b3ce541e
ILT		 5002011-06-28 Ian Lance Taylor <iant@google.com>
501
502 * target.h (Target::can_check_for_function_pointers): Rewrite.
503 Make non-virtual.
504 (Target::can_icf_inline_merge_sections): Likewise.
505 (Target::section_may_have_icf_unsafe_poineters): Likewise.
506 (Target::Target_info): Add can_icf_inline_merge_sections field.
507 (Target::do_can_check_for_function_pointers): New virtual
508 function.
509 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
510 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
511 from can_check_for_function_pointers, move in file.
512 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
513 section_may_have_icf_unsafe_poineters, move in file.
514 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
515 * i386.cc (Target_i386::do_can_check_for_function_pointers):
516 Rename from can_check_for_function_pointers, move in file.
517 (Target_i386::can_icf_inline_merge_sections): Remove.
518 (Target_i386::i386_info): Initialize
519 can_icf_inline_merge_sections.
520 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
521 Initialize can_icf_inline_merge_sections.
522 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
523 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
524 Rename from can_check_for_function_pointers, move in file.
525 (Target_x86_64::can_icf_inline_merge_sections): Remove.
526 (Target_x86_64::x86_64_info): Initialize
527 can_icf_inline_merge_sections.
528 * testsuite/testfile.cc (Target_test::test_target_info):
529 Likewise.
530 * icf.cc (get_section_contents): Correct formatting.
531
6d1c4efb
ILT		 5322011-06-27 Ian Lance Taylor <iant@google.com>
533
534 * symtab.cc (Symbol::versioned_name): New function.
535 (Symbol_table::add_to_final_symtab): Use versioned_name when
536 appropriate.
537 (Symbol_table::sized_write_symbol): Likewise.
538 * symtab.h (class Symbol): Declare versioned_name.
539 * stringpool.h (class Stringpool_template): Add variant of add
540 which takes a std::basic_string.
541 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
542 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
543 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
544 (ver_test_12.o): New target.
545 * testsuite/Makefile.in: Rebuild.
546
57eb9b50
DK		 5472011-06-27 Doug Kwan <dougkwan@google.com>
548
549 * arm.cc (Arm_relocate_functions::thm_jump8,
550 Arm_relocate_functions::thm_jump11): Use a wider signed
551 type to compute offset.
552 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
553 arm_thm_jump8.
554 * testsuite/Makefile.in: Regenerate.
555 * testsuite/arm_branch_in_range.sh: Check test results of
556 arm_thm_jump11 and arm_thm_jump8.
557 * testsuite/arm_thm_jump11.s: New test source file.
558 * testsuite/arm_thm_jump11.t: New linker script.
559 * testsuite/arm_thm_jump8.s: New test source file.
560 * testsuite/arm_thm_jump8.t: New linker script.
561
487b39df
ILT		 5622011-06-24 Ian Lance Taylor <iant@google.com>
563
564 * layout.cc: Include "object.h".
565 (ctors_sections_in_init_array): New static variable.
566 (Layout::is_ctors_in_init_array): New function.
567 (Layout::layout): Add entry to ctors_sections_in_init_array if
568 appropriate.
569 * layout.h (class Layout): Declare is_ctors_in_init_array.
570 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
571 is_ctors_reverse_view is set.
572 (Sized_relobj_file::write_sections): Add layout parameter. Change
573 all callers. Set is_ctors_reverse_view field of View_size.
574 (Sized_relobj_file::reverse_words): New function.
575 * object.h (Sized_relobj_file::View_size): Add
576 is_ctors_reverse_view field.
577 (class Sized_relobj_file): Update declarations.
578 * testsuite/initpri3.c: New test.
579 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
580 initpri3b.
581 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
582 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
583 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
584 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
585 * testsuite/Makefile.in: Rebuild.
586
472076e4
CC		 5872011-06-24 Cary Coutant <ccoutant@google.com>
588
589 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
590 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
591 (debug_msg_cdebug.err): New targets.
592 * testsuite/Makefile.in: Regenerate.
593 * testsuite/debug_msg.sh: Check output of link with compressed debug.
594 Fix checks for link with shared library.
595
a60af0db
DK		 5962011-06-24 Doug Kwan <dougkwan@google.com>
597
598 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
599 skip empty text sections.
600 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
601
5393d741
ILT		 6022011-06-22 Ian Lance Taylor <iant@google.com>
603
604 PR gold/12910
605 * options.h (class General_options): Add --ctors-in-init-array.
606 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
607 friends as SHT_PROGBITS for merging sections.
608 (Layout::layout): Remove special handling of .init_array and
609 friends. Don't sort if doing relocatable link. Sort for .ctors
610 and .dtors if ctors_in_init_array.
611 (Layout::make_output_section): Force correct section types for
612 .init_array and friends. Don't sort if doing relocatable link,
613 Don't sort .ctors and .dtors if ctors_in_init_array.
614 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
615 (Layout::output_section_name): Add relobj parameter. Change all
616 callers. Handle .ctors. and .dtors. in code rather than table.
617 Handle .ctors and .dtors if ctors_in_init_array.
618 (Layout::match_file_name): New function, moved from output.cc.
619 * layout.h (class Layout): Update declarations.
620 * output.cc: Include "layout.h".
621 (Input_section_sort_entry::get_priority): New function.
622 (Input_section_sort_entry::match_file_name): Just call
623 Layout::match_file_name.
624 (Output_section::Input_section_sort_init_fini_compare::operator()):
625 Handle .ctors and .dtors. Sort by explicit priority rather than
626 by name.
627 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
628 * testsuite/initpri2.c: New test.
629 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
630 (check_PROGRAMS): Add initpri2.
631 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
632 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
633 * configure, testsuite/Makefile.in: Rebuild.
634
e1f74f98
ILT		 6352011-06-19 Ian Lance Taylor <iant@google.com>
636
637 PR gold/12880
638 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
639 .interp section to a PT_INTERP segment even if we have seen a
640 --dynamic-linker option. Don't do it if we have seen a PHDRS
641 clause in a linker script.
642 (Layout::finalize): Don't create a .interp section if we've
643 already create a PT_INTERP segment.
644 (Layout::create_interp): Always call choose_output_section (revert
645 patch of 2011-06-17). Don't create PT_INTERP segment.
646 * script-sections.cc
647 (Script_sections::create_note_and_tls_segments): Add a .interp
648 section to a PT_INTERP segment even if we have seen a
649 --dynamic-linker option.
650
766f91bb
ILT		 6512011-06-18 Ian Lance Taylor <iant@google.com>
652
653 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
654 merely because a non-PT_LOAD segment has a dynamic reloc.
655
0d212c3a
ILT		 6562011-06-18 Ian Lance Taylor <iant@google.com>
657
658 * layout.cc (Layout::finish_dynamic_section): Don't create
659 DT_FLAGS entry if not needed.
660
911a5072
ILT		 6612011-06-18 Ian Lance Taylor <iant@google.com>
662
663 PR gold/12745
664 * layout.cc (Layout::layout_eh_frame): Correct handling of
665 writable .eh_frame section.
666
534b4e5f
ILT		 6672011-06-17 Ian Lance Taylor <iant@google.com>
668
669 PR gold/12893
670 * resolve.cc (Symbol_table::resolve): Don't give an error if a
671 symbol is redefined with the exact same object and value.
672
10b4f102
ILT		 6732011-06-17 Ian Lance Taylor <iant@google.com>
674
675 PR gold/12880
676 * layout.h (class Layout): Add interp_segment_ field.
677 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
678 (Layout::attach_allocated_section_to_segment): If making shared
679 library, put .interp section in PT_INTERP segment.
680 (Layout::finalize): Also call create_interp if -dynamic-linker
681 option was used.
682 (Layout::create_interp): Assert that there is no PT_INTERP
683 segment. If not using a SECTIONS clause, use make_output_section.
684 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
685 * script-sections.cc
686 (Script_sections::create_note_and_tls_segments): If making shared
687 library, put .interp section in PT_INTERP segment.
688
a29b0dad
ILT		 6892011-06-17 Ian Lance Taylor <iant@google.com>
690
e588ea8d
ILT		 691 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
692 when making a shared library.
693
6942011-06-17 Ian Lance Taylor <iant@google.com>
695
696 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
697 parameter. Change all callers. Don't issue warning about PC32
698 against locally defined symbol.
a29b0dad 699
9d3b0698
ILT		 7002011-06-16 Ian Lance Taylor <iant@google.com>
701
702 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
703 occurs in same object.
704
85b0f90c
AM		 7052011-06-14 Alan Modra <amodra@gmail.com>
706
707 * po/POTFILES.in: Regenerate.
708
a94907d9
ILT		 7092011-06-09 Ian Lance Taylor <iant@google.com>
710
711 * script-sections.cc
712 (Orphan_output_section::set_section_addresses): For a relocatable
713 link set address to 0.
714
4fb3a1c3
CC		 7152011-06-09 Cary Coutant <ccoutant@google.com>
716
717 PR gold/12804
718 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
719 used with --compress-debug-sections.
720 * gold/object.cc (Sized_relobj_file::do_layout): Report
721 uncompressed size of compressed input sections.
722
61220854
CC		 7232011-06-08 Cary Coutant <ccoutant@google.com>
724
725 PR gold/12804
726 * testsuite/two_file_test_2_v1.cc: Change initialization of
727 v2 to keep it in .data.
728
e6455dfb
CC		 7292011-06-07 Cary Coutant <ccoutant@google.com>
730
731 * common.cc (Symbol_table::do_allocate_commons_list): Call
732 gold_fallback.
733 * errors.cc (Errors::fatal): Adjust call to gold_exit.
734 (Errors::fallback): New function.
735 (gold_fallback): New function.
736 * errors.h (Errors::fallback): New function.
737 * gold.cc (gold_exit): Change status parameter to enum; adjust
738 all callers.
739 (queue_initial_tasks): Call gold_fallback.
740 * gold.h: Include cstdlib.
741 (Exit_status): New enum type.
742 (gold_exit): Change status parameter to enum.
743 (gold_fallback): New function.
744 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
745 (Layout::create_symtab_sections): Likewise.
746 (Layout::create_shdrs): Likewise.
747 * main.cc (main): Adjust call to gold_exit.
748 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
749 (Output_data_got::add_got_entry_pair): Likewise.
750 (Output_section::add_input_section): Likewise.
751 (Output_section::add_output_section_data): Likewise.
752 (Output_segment::set_section_list_addresses): Likewise.
753 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
754
fb0e076f
CC		 7552011-06-07 Cary Coutant <ccoutant@google.com>
756
757 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
758 for incremental links.
759 * output.cc (Output_segment::set_section_list_addresses): Remove
760 FIXME and test for TLS or BSS.
761
a5ee4d5d
CC		 7622011-06-07 Cary Coutant <ccoutant@google.com>
763
764 * testsuite/Makefile.am: Add incremental_copy_test,
765 incremental_common_test_1.
766 * testsuite/Makefile.in: Regenerate.
767 * testsuite/common_test_1_v1.c: New source file.
768 * testsuite/common_test_1_v2.c: New source file.
769 * testsuite/copy_test_v1.cc: New source file.
770
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CC		 7712011-06-07 Cary Coutant <ccoutant@google.com>
772
773 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
774 update, allocate common from bss section's free list.
775 * incremental-dump.cc (dump_incremental_inputs): Print flag for
776 linker-defined symbols.
777 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
778 Skip GOT and PLT entries that are no longer referenced.
779 (Output_section_incremental_inputs::write_info_blocks): Mark
780 linker-defined symbols.
781 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
782 * output.cc (Output_section::allocate): New function.
783 * output.h (Output_section::allocate): New function.
784 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
785 linker-defined symbols.
786 (Symbol::override_base_with_special): Copy is_predefined_ flag.
787 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
788 (Symbol::init_base_output_data): Likewise.
789 (Symbol::init_base_output_segment): Likewise.
790 (Symbol::init_base_constant): Likewise.
791 (Sized_symbol::init_output_data): Likewise.
792 (Sized_symbol::init_output_segment): Likewise.
793 (Sized_symbol::init_constant): Likewise.
794 (Symbol_table::do_define_in_output_data): Likewise.
795 (Symbol_table::do_define_in_output_segment): Likewise.
796 (Symbol_table::do_define_as_constant): Likewise.
797 * symtab.h (Symbol::is_predefined): New function.
798 (Symbol::init_base_output_data): Add is_predefined parameter.
799 (Symbol::init_base_output_segment): Likewise.
800 (Symbol::init_base_constant): Likewise.
801 (Symbol::is_predefined_): New data member.
802 (Sized_symbol::init_output_data): Add is_predefined parameter.
803 (Sized_symbol::init_output_segment): Likewise.
804 (Sized_symbol::init_constant): Likewise.
805 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
806
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CC		 8072011-06-07 Cary Coutant <ccoutant@google.com>
808
809 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
810 instead of emit_copy_reloc.
811 (Copy_relocs::emit_copy_reloc): Refactor.
812 (Copy_relocs::make_copy_reloc): New function.
813 (Copy_relocs::add_copy_reloc): Remove.
814 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
815 section.
816 (Copy_relocs::make_copy_reloc): New function.
817 (Copy_relocs::add_copy_reloc): Remove.
818 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
819 unchanged input files.
820 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
821 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
822 Reserve BSS space for COPY relocations.
823 (Sized_incremental_binary::do_emit_copy_relocs): New function.
824 (Output_section_incremental_inputs::write_info_blocks): Record
825 whether a symbol is copied from a shared object.
826 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
827 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
828 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
829 (Incremental_input_entry_reader::get_output_symbol_index): Add
830 is_copy parameter.
831 (Incremental_binary::emit_copy_relocs): New function.
832 (Incremental_binary::do_emit_copy_relocs): New function.
833 (Sized_incremental_binary::Sized_incremental_binary): Initialize
834 new data member.
835 (Sized_incremental_binary::add_copy_reloc): New function.
836 (Sized_incremental_binary::do_emit_copy_relocs): New function.
837 (Sized_incremental_binary::Copy_reloc): New struct.
838 (Sized_incremental_binary::Copy_relocs): New typedef.
839 (Sized_incremental_binary::copy_relocs_): New data member.
840 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
841 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
842 * target.h (Sized_target::emit_copy_reloc): New function.
843 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
844
7cdb37d9
CC		 8452011-06-02 Cary Coutant <ccoutant@google.com>
846
847 PR gold/12163
848 * gold/archive.cc (Archive::Archive): Initialize new data member.
849 (Archive::include_all_members): Return if archive has already been
850 included.
851 * gold/archive.h (Archive::include_all_members_): New data member.
852
cc643b88
NC		 8532011-06-02 Nick Clifton <nickc@redhat.com>
854
855 * dynobj.h: Fix spelling mistake in comment.
856 * output.cc: Likewise.
857
f62a3ca7
DK		 8582011-05-31 Doug Kwan <dougkwan@google.com>
859 Asier Llano
860
861 PR gold/12826
cc643b88 862 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 863 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
864 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
865 redundant arm_exidx_test.so.
866 * testsuite/Makefile.in: Regenerate.
867 (check_SCRIPTS): Add pr12826.sh
868 (check_DATA): Add pr12826.stdout
869 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
870 * testsuite/pr12826.sh: New file.
871 * testsuite/pr12826_1.s: Ditto.
872 * testsuite/pr12826_1.s: Ditto.
873
8dbe1edc
ILT		 8742011-05-30 Ian Lance Taylor <iant@google.com>
875
876 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
877 sections.
878
c49875be
ILT		 8792011-05-29 Ian Lance Taylor <iant@google.com>
880
881 PR gold/12804
882 * testsuite/Makefile.am: Use different file name for two_file_test
883 temporary file for each incremental test.
884 * testsuite/Makefile.in: Rebuild.
885
69d53f7a
ILT		 8862011-05-29 Ian Lance Taylor <iant@google.com>
887
888 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
889 binary input file is empty.
890
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ILT		 8912011-05-27 Ian Lance Taylor <iant@google.com>
892
893 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
894 (ver_test_9.so): Likewise.
895 * testsuite/Makefile.in: Rebuild.
896
89d8a36b
CC		 8972011-05-26 Cary Coutant <ccoutant@google.com>
898
899 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
900 * incremental.cc (Incremental_inputs::report_input_section): Fix
901 comment, indentation.
902 (Incremental_inputs::report_comdat_group): New function.
903 (Output_section_incremental_inputs::set_final_data_size): Adjust size
904 of data for incremental input file entry.
905 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
906 group count, COMDAT group signatures.
907 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
908 an unchanged input file.
909 * incremental.h (Incremental_object_entry::Incremental_object_entry):
910 Initialize new data member.
911 (Incremental_object_entry::add_comdat_group): New function.
912 (Incremental_object_entry::get_comdat_group_count): New function.
913 (Incremental_object_entry::get_comdat_signature_key): New function.
914 (Incremental_object_entry::groups_): New data member.
915 (Incremental_inputs::report_comdat_group): New function.
916 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
917 data for incremental input file entry.
918 (Incremental_input_entry_reader::get_comdat_group_count): New function.
919 (Incremental_input_entry_reader::get_input_section): Adjust size of
920 data for incremental input file entry.
921 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
922 (Incremental_input_entry_reader::get_comdat_group_signature): New
923 function.
924 * object.cc (Sized_relobj::include_section_group): Report kept
925 COMDAT groups for incremental links.
926
1706a06f
ILT		 9272011-05-24 David Meyer <pdox@google.com>
928
929 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
930 with name parameter. Add found_name parameter.
931 * fileread.cc (Input_file::find_file): Adjust code accordingly.
932 * dirsearch.h (class Dirsearch): Update declaration.
933
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ILT		 9342011-05-24 Ian Lance Taylor <iant@google.com>
935
936 * archive.cc (Library_base::should_include_member): Pull in object
937 from archive if it defines the entry symbol.
938 * parameters.cc (Parameters::entry): New function.
939 * parameters.h (class Parameters): Declare entry.
940 * output.h (class Output_file_header): Remove entry_ field.
941 * output.cc (Output_file_header::Output_file_header): Remove entry
942 parameter. Change all callers.
943 (Output_file_header::entry): Use parameters->entry.
944 * gold.cc (queue_middle_tasks): Likewise.
945 * plugin.cc (Plugin_hook::run): Likewise.
946
aa92d6ed
CC		 9472011-05-24 Cary Coutant <ccoutant@google.com>
948
949 * gold.cc (queue_initial_tasks): Pass incremental base filename
950 to Output_file::open_base_file; don't print error message.
951 * incremental-dump.cc (main): Adjust call to
952 Output_file::open_for_modification.
953 * incremental-dump.cc (main): Likewise.
954 * incremental.cc (Incremental_inputs::report_command_line):
955 Ignore --incremental-base option when comparing command lines.
956 Ignore parameter when given as separate argument.
957 * options.h (class General_options): Add --incremental-base.
958 * output.cc (Output_file::Output_file):
959 (Output_file::open_base_file): Add base_name and writable parameters;
960 read base file into new file; print error message here.
961 (Output_file::map_no_anonymous): Add writable parameter; adjust all
962 callers.
963 * output.h (Output_file::open_for_modification): Rename to...
964 (Output_file::open_base_file): ...this; add base_name and
965 writable parameters; adjust all callers.
966 (Output_file::map_no_anonymous): Add writable parameter; adjust all
967 callers.
968 * testsuite/Makefile.am (incremental_test_4): Test
969 --incremental-base.
970 * testsuite/Makefile.in: Regenerate.
971
2eedd706
CC		 9722011-05-24 Cary Coutant <ccoutant@google.com>
973
974 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
975 incremental_test_4.
976 * testsuite/Makefile.in: Regenerate.
977 * testsuite/two_file_test_1_v1.cc: New test source file.
978 * testsuite/two_file_test_1b_v1.cc: New test source file.
979 * testsuite/two_file_test_2_v1.cc: New test source file.
980
0f1c85a6
CC		 9812011-05-24 Cary Coutant <ccoutant@google.com>
982
983 * dynobj.h (Dynobj::do_dynobj): New function.
984 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
985 flag and soname for shared objects.
986 * incremental.cc (Incremental_inputs::report_object): Make
987 either Incremental_object_entry or Incremental_dynobj_entry; add
988 soname to string table.
989 (Incremental_inputs::report_input_section): Add assertion.
990 (Output_section_incremental_inputs::set_final_data_size): Adjust
991 type of input file entry for shared libraries; adjust size of
992 shared library info entry.
993 (Output_section_incremental_inputs::write_input_files): Write
994 as_needed flag for shared libraries.
995 (Output_section_incremental_inputs::write_info_blocks): Adjust type
996 of input file entry for shared libraries; write soname.
997 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
998 soname from incremental info.
999 * incremental.h (enum Incremental_input_flags): Add
1000 INCREMENTAL_INPUT_AS_NEEDED.
1001 (Incremental_input_entry::Incremental_input_entry): Initialize new
1002 data member.
1003 (Incremental_input_entry::set_as_needed): New function.
1004 (Incremental_input_entry::as_needed): New function.
1005 (Incremental_input_entry::do_dynobj_entry): New function.
1006 (Incremental_input_entry::as_needed_): New data member.
1007 (Incremental_object_entry::Incremental_object_entry): Don't check
1008 for shared library.
1009 (Incremental_object_entry::do_type): Likewise.
1010 (class Incremental_dynobj_entry): New class.
1011 (Incremental_input_entry_reader::as_needed): New function.
1012 (Incremental_input_entry_reader::get_soname): New function.
1013 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1014 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1015 size of shared library info entry.
1016 * layout.cc (Layout::finish_dynamic_section): Don't test for
1017 incremental link when adding DT_NEEDED entries.
1018 * object.h (Object::Object): Initialize new data member.
1019 (Object::dynobj): New function.
1020 (Object::set_as_needed): New function.
1021 (Object::as_needed): New function.
1022 (Object::do_dynobj): New function.
1023 (Object::as_needed_): New data member.
1024
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CC		 10252011-05-24 Cary Coutant <ccoutant@google.com>
1026
1027 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1028 info; adjust display of GOT entries.
1029 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1030 vector of input objects; remove file_status_.
1031 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1032 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1033 got_plt reader; call target hooks to reserve GOT entries.
1034 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1035 of input file info header and GOT info entry.
1036 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1037 relocation info.
1038 (Got_plt_view_info::got_descriptor): Remove.
1039 (Got_plt_view_info::sym_index): New data member.
1040 (Got_plt_view_info::input_index): New data member.
1041 (Local_got_offset_visitor::visit): Write input file index.
1042 (Global_got_offset_visitor::visit): Write 0 for input file index.
1043 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1044 with sym_index and input_index.
1045 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1046 incremental info GOT entry; replace got_descriptor with input_index.
1047 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1048 map from input file index to object.
1049 (Sized_relobj_incr::do_layout): Replace direct data member reference
1050 with accessor function.
1051 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1052 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1053 Adjust size of input file info header.
1054 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1055 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1056 (Incremental_input_entry_reader::get_input_section): Adjust size of
1057 input file info header.
1058 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1059 of incremental info GOT entry.
1060 (Incremental_got_plt_reader::get_got_desc): Remove.
1061 (Incremental_got_plt_reader::get_got_symndx): New function.
1062 (Incremental_got_plt_reader::get_got_input_index): New function.
1063 (Sized_incremental_binary::Sized_incremental_binary): Remove
1064 file_status_; add input_objects_.
1065 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1066 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1067 (Sized_incremental_binary::file_is_unchanged): Remove.
1068 (Sized_incremental_binary::set_input_object): New function.
1069 (Sized_incremental_binary::input_object): New function.
1070 (Sized_incremental_binary::file_status_): Remove.
1071 (Sized_incremental_binary::input_objects_): New data member.
1072 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1073 references.
1074 (Sized_relobj_incr::invalid_address): Move to base class.
1075 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1076 class.
1077 (Sized_relobj_incr::do_output_section_offset): Likewise.
1078 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1079 (Sized_relobj_incr::section_offsets_): Likewise.
1080 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1081 function.
1082 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1083 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1084 with accessor function.
1085 (Sized_relobj_file::do_layout): Likewise.
1086 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1087 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1088 (Sized_relobj_file::compute_final_local_value): Replace refs to
1089 section_offsets_ with accessor function.
1090 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1091 * object.h (Relobj::Relobj): Initialize new data members.
1092 (Relobj::add_dyn_reloc): New function.
1093 (Relobj::first_dyn_reloc): New function.
1094 (Relobj::dyn_reloc_count): New function.
1095 (Relobj::first_dyn_reloc_): New data member.
1096 (Relobj::dyn_reloc_count_): New data member.
1097 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1098 references.
1099 (Sized_relobj::Address): New typedef.
1100 (Sized_relobj::invalid_address): Move here from child class.
1101 (Sized_relobj::Sized_relobj): Initialize new data members.
1102 (Sized_relobj::sized_relobj): New function.
1103 (Sized_relobj::is_output_section_offset_invalid): Move here from
1104 child class.
1105 (Sized_relobj::get_output_section_offset): Likewise.
1106 (Sized_relobj::local_has_got_offset): Likewise.
1107 (Sized_relobj::local_got_offset): Likewise.
1108 (Sized_relobj::set_local_got_offset): Likewise.
1109 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1110 (Sized_relobj::clear_got_offsets): New function.
1111 (Sized_relobj::section_offsets): Move here from child class.
1112 (Sized_relobj::do_output_section_offset): Likewise.
1113 (Sized_relobj::do_set_section_offset): Likewise.
1114 (Sized_relobj::Local_got_offsets): Likewise.
1115 (Sized_relobj::local_got_offsets_): Likewise.
1116 (Sized_relobj::section_offsets_): Likewise.
1117 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1118 references.
1119 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1120 class.
1121 (Sized_relobj_file::sized_relobj): New function
1122 (Sized_relobj_file::local_has_got_offset): Move to base class.
1123 (Sized_relobj_file::local_got_offset): Likewise.
1124 (Sized_relobj_file::set_local_got_offset): Likewise.
1125 (Sized_relobj_file::get_output_section_offset): Likewise.
1126 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1127 (Sized_relobj_file::do_output_section_offset): Likewise.
1128 (Sized_relobj_file::do_set_section_offset): Likewise.
1129 (Sized_relobj_file::Local_got_offsets): Likewise.
1130 (Sized_relobj_file::local_got_offsets_): Likewise.
1131 (Sized_relobj_file::section_offsets_): Likewise.
1132 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1133 (all constructors).
1134 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1135 (Output_reloc::get_symbol_index): Likewise.
1136 (Output_reloc::local_section_offset): Likewise.
1137 (Output_reloc::get_address): Likewise.
1138 (Output_reloc::symbol_value): Likewise.
1139 (Output_data_got::reserve_slot): Move to class definition.
1140 (Output_data_got::reserve_local): New function.
1141 (Output_data_got::reserve_slot_for_global): Remove.
1142 (Output_data_got::reserve_global): New function.
1143 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1144 (all constructors, two instantiations).
1145 (Output_reloc::get_relobj): New function (two instantiations).
1146 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1147 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1148 (Output_data_reloc::add_global): Adjust type of relobj.
1149 (Output_data_reloc::add_global_relative): Likewise.
1150 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1151 (Output_data_reloc::add_local): Likewise.
1152 (Output_data_reloc::add_local_relative): Likewise.
1153 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1154 (Output_data_reloc::add_local_section): Likewise.
1155 (Output_data_reloc::add_output_section): Likewise.
1156 (Output_data_reloc::add_absolute): Likewise.
1157 (Output_data_reloc::add_target_specific): Likewise.
1158 (Output_data_got::reserve_slot): Move definition here.
1159 (Output_data_got::reserve_local): New function.
1160 (Output_data_got::reserve_global): New function.
1161 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1162 section_offsets_ with accessor function.
1163 (Sized_relobj_file::write_sections): Likewise.
1164 (Sized_relobj_file::do_relocate_sections): Likewise.
1165 * target.h (Sized_target::reserve_local_got_entry): New function.
1166 (Sized_target::reserve_global_got_entry): New function.
1167 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1168 (Target_x86_64::reserve_global_got_entry): New function.
1169 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1170
4829d394
CC		 11712011-05-23 Cary Coutant <ccoutant@google.com>
1172
1173 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1174 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1175 bit when checking got_type.
1176 * incremental.cc (Sized_incremental_binary::setup_readers):
1177 Store symbol table and string table locations; initialize bit vector
1178 of file status flags.
1179 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1180 unchanged files.
1181 (Sized_incremental_binary::do_process_got_plt): New function.
1182 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1183 (Output_section_incremental_inputs::set_final_data_size): Record
1184 file index for each input file.
1185 (Output_section_incremental_inputs::write_got_plt): Store file index
1186 instead of input entry offset for each GOT entry.
1187 * incremental.h
1188 (Incremental_input_entry::Incremental_input_entry): Initialize new
1189 data member.
1190 (Incremental_input_entry::set_offset): Store file index.
1191 (Incremental_input_entry::get_file_index): New function.
1192 (Incremental_input_entry::file_index_): New data member.
1193 (Incremental_binary::process_got_plt): New function.
1194 (Incremental_binary::do_process_got_plt): New function.
1195 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1196 data members.
1197 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1198 (Sized_incremental_binary::set_file_is_unchanged): New function.
1199 (Sized_incremental_binary::file_is_unchanged): New function.
1200 (Sized_incremental_binary::do_process_got_plt): New function.
1201 (Sized_incremental_binary::file_status_): New data member.
1202 (Sized_incremental_binary::main_symtab_loc_): New data member.
1203 (Sized_incremental_binary::main_strtab_loc_): New data member.
1204 * output.cc (Output_data_got::Got_entry::write): Add case
1205 RESERVED_CODE.
1206 (Output_data_got::add_global): Call add_got_entry.
1207 (Output_data_got::add_global_plt): Likewise.
1208 (Output_data_got::add_global_with_rel): Likewise.
1209 (Output_data_got::add_global_with_rela): Likewise.
1210 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1211 (Output_data_got::add_global_pair_with_rela): Likewise.
1212 (Output_data_got::add_local): Call add_got_entry.
1213 (Output_data_got::add_local_plt): Likewise.
1214 (Output_data_got::add_local_with_rel): Likewise.
1215 (Output_data_got::add_local_with_rela): Likewise.
1216 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1217 (Output_data_got::add_local_pair_with_rela): Likewise.
1218 (Output_data_got::reserve_slot): New function.
1219 (Output_data_got::reserve_slot_for_global): New function.
1220 (Output_data_got::add_got_entry): New function.
1221 (Output_data_got::add_got_entry_pair): New function.
1222 (Output_section::add_output_section_data): Edit FIXME.
1223 * output.h
1224 (Output_section_data_build::Output_section_data_build): New
1225 constructor with size parameter.
1226 (Output_data_space::Output_data_space): Likewise.
1227 (Output_data_got::Output_data_got): Initialize new data member; new
1228 constructor with size parameter.
1229 (Output_data_got::add_constant): Call add_got_entry.
1230 (Output_data_got::reserve_slot): New function.
1231 (Output_data_got::reserve_slot_for_global): New function.
1232 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1233 (Output_data_got::add_got_entry): New function.
1234 (Output_data_got::add_got_entry_pair): New function.
1235 (Output_data_got::free_list_): New data member.
1236 * target.h (Sized_target::init_got_plt_for_update): New function.
1237 (Sized_target::register_global_plt_entry): New function.
1238 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1239 Initialize new data member; call init; add constructor with PLT count.
1240 (Output_data_plt_x86_64::init): New function.
1241 (Output_data_plt_x86_64::add_relocation): New function.
1242 (Output_data_plt_x86_64::reserve_slot): New function.
1243 (Output_data_plt_x86_64::free_list_): New data member.
1244 (Target_x86_64::init_got_plt_for_update): New function.
1245 (Target_x86_64::register_global_plt_entry): New function.
1246 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1247 incremental updates.
1248 (Output_data_plt_x86_64::add_relocation): New function.
1249 * testsuite/object_unittest.cc (Object_test): Set default options.
1250
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1252
1253 * options.h (class General_options): Make -i a synonym for -r.
1254
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ILT		 12552011-05-16 Ian Lance Taylor <iant@google.com>
1256
1257 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1258
403676b5
CC		 12592011-05-10 Cary Coutant <ccoutant@google.com>
1260
1261 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1262 strip_all (-s).
1263
5b7b7d6e
ILT		 12642011-05-06 Ian Lance Taylor <iant@google.com>
1265
1266 * layout.cc (Layout::layout): If the output section flags change,
1267 update the ordering.
1268
f0f9babf
CC		 12692011-04-25 Cary Coutant <ccoutant@google.com>
1270
1271 * incremental-dump.cc (dump_incremental_inputs): Print local
1272 symbol info for each input file.
1273 * incremental.cc
1274 (Output_section_incremental_inputs::set_final_data_size): Add local
1275 symbol info to input file entries in incremental info.
1276 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1277 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1278 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1279 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1280 implementation.
1281 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1282 (Sized_incr_relobj::do_relocate): Write the local symbols.
1283 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1284 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1285 Adjust size of input file header.
1286 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1287 (Incremental_inputs_reader::get_local_symbol_count): New function.
1288 (Incremental_inputs_reader::get_input_section): Adjust size of input
1289 file header.
1290 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1291 (Sized_incr_relobj::This): New typedef.
1292 (Sized_incr_relobj::sym_size): New const data member.
1293 (Sized_incr_relobj::Local_symbol): New struct.
1294 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1295 (Sized_incr_relobj::do_local_symbol_offset): New function.
1296 (Sized_incr_relobj::local_symbol_count_): New data member.
1297 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1298 (Sized_incr_relobj::local_symbol_index_): New data member.
1299 (Sized_incr_relobj::local_symbol_offset_): New data member.
1300 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1301 (Sized_incr_relobj::local_symbols_): New data member.
1302 * object.h (Relobj::output_local_symbol_count): New function.
1303 (Relobj::local_symbol_offset): New function.
1304 (Relobj::do_output_local_symbol_count): New function.
1305 (Relobj::do_local_symbol_offset): New function.
1306 (Sized_relobj::do_output_local_symbol_count): New function.
1307 (Sized_relobj::do_local_symbol_offset): New function.
1308
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ILT		 13092011-04-22 Vladimir Simonov <sv@sw.ru>
1310
1311 * descriptors.cc (set_close_on_exec): New function.
1312 (Descriptors::open): Use set_close_on_exec.
1313 * output.cc (S_ISLNK): Define if not defined.
1314
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CC		 13152011-04-22 Cary Coutant <ccoutant@google.com>
1316
1317 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1318 global symbol map.
1319 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1320 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1321 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1322 relocations.
1323 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1324 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1325 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1326 * incremental.h
1327 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1328 function.
1329 (Incremental_binary::apply_incremental_relocs): New function.
1330 (Incremental_binary::do_apply_incremental_relocs): New function.
1331 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1332 data member.
1333 (Sized_incremental_binary::add_global_symbol): New function.
1334 (Sized_incremental_binary::global_symbol): New function.
1335 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1336 (Sized_incremental_binary::symbol_map_): New data member.
1337 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1338 * target.h (Sized_target::apply_relocation): New function.
1339 * target-reloc.h (apply_relocation): New function.
1340 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1341
c87e4302
DK		 13422011-04-22 Doug Kwan <dougkwan@google.com>
1343
1344 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1345 flag of a SHT_ARM_EXIDX section.
1346 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1347 * testsuite/Makefile.in: Regenerate.
1348 * testsuite/arm_exidx_test.s: New file.
1349 * testsuite/arm_exidx_test.sh: Same.
1350
e7782cf6
CC		 13512011-04-20 Cary Coutant <ccoutant@google.com>
1352
1353 PR gold/12689
1354 * archive.h (Incremental_archive_entry::Archive_member):
1355 Initialize arg_serial_ (second constructor).
1356
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ILT		 13572011-04-17 Ian Lance Taylor <iant@google.com>
1358
1359 * object.cc (Relocate_info::location): Simplify location string.
1360 * errors.cc (Errors::error_at_location): Don't print program
1361 name.
1362 (Errors::warning_at_location): Likewise.
1363 (Errors::undefined_symbol): Likewise.
1364 * testsuite/debug_msg.sh: Update accordingly.
1365
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CC		 13662011-04-14 Cary Coutant <ccoutant@google.com>
1367
1368 * gold/layout.cc (Layout::symtab_section_offset): New function.
1369 * gold/layout.h (Layout::symtab_section_offset): New function.
1370 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1371
88597d34
ILT		 13722011-04-12 Ian Lance Taylor <iant@google.com>
1373
1374 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1375 with MREMAP_MAYMOVE.
1376 * output.h (class Output_file): Add map_is_allocated_ field.
1377 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1378 not available, provide stubs. If mremap is not available, #define
1379 it to gold_mremap.
1380 (MREMAP_MAYMOVE): Define if not defined.
1381 (Output_file::Output_file): Initialize map_is_allocated_.
1382 (Output_file::resize): Check map_is_allocated_.
1383 (Output_file::map_anonymous): If mmap fails, use malloc.
1384 (Output_file::unmap): Don't do anything for an anonymous map.
1385 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1386 is not available, provide stubs.
1387 (File_read::View::~View): Use free rather than delete[].
1388 (File_read::make_view): Use malloc rather than new[]. If mmap
1389 fails, use malloc.
1390 (File_read::find_or_make_view): Use malloc rather than new[].
1391 * gold.h: Remove HAVE_REMAP code.
1392 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1393 exists. Rename mremap to gold_mremap. If mmap is not available
1394 don't do anything.
1395 * configure, config.in: Rebuild.
1396
11e361bc
ILT		 13972011-04-11 Ian Lance Taylor <iant@google.com>
1398
1399 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1400 initialize local variable v.
1401
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CC		 14022011-04-11 Cary Coutant <ccoutant@google.com>
1403
1404 * archive.cc (Archive::include_member): Adjust call to
1405 report_object.
1406 (Add_archive_symbols::run): Track argument serial numbers.
1407 (Lib_group::include_member): Likewise.
1408 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1409 * archive.h (Incremental_archive_entry::Archive_member):
1410 Initialize arg_serial_.
1411 (Archive_member::arg_serial_): New data member.
1412 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1413 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1414 incremental link.
1415 (Sized_dynobj::do_for_all_local_got_entries): New function.
1416 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1417 function.
1418 * fileread.cc (get_mtime): New function.
1419 * fileread.h (get_mtime): New function.
1420 * gold.cc (queue_initial_tasks): Check for incremental update.
1421 (process_incremental_input): New function.
1422 (queue_middle_tasks): Don't force valid target for incremental
1423 update.
1424 * incremental-dump.cc (find_input_containing_global): Adjust
1425 size of symbol info entry.
1426 (dump_incremental_inputs): Dump argument serial number and
1427 in_system_directory flag; bias shndx by 1; print symbol names
1428 when dumping per-file symbol lists; use new symbol info readers.
1429 * incremental.cc
1430 (Output_section_incremental_inputs:update_data_size): New function.
1431 (Sized_incremental_binary::setup_readers): Setup input readers
1432 for each input file; build maps for files added from libraries
1433 and scripts.
1434 (Sized_incremental_binary::check_input_args): New function.
1435 (Sized_incremental_binary::do_check_inputs): Build map of argument
1436 serial numbers to input arguments.
1437 (Sized_incremental_binary::do_file_has_changed): Rename
1438 do_file_is_unchanged to this; compare file modification times.
1439 (Sized_incremental_binary::do_init_layout): New function.
1440 (Sized_incremental_binary::do_reserve_layout): New function.
1441 (Sized_incremental_binary::do_get_input_reader): Remove.
1442 (Sized_incremental_binary::get_symtab_view): New function.
1443 (Incremental_checker::can_incrementally_link_output_file): Remove.
1444 (Incremental_inputs::report_command_line): Exclude --debug options.
1445 (Incremental_inputs::report_archive_begin): Add parameter; track
1446 argument serial numbers; don't put input file entry for archive
1447 before archive members.
1448 (Incremental_inputs::report_archive_end): Put input file entry
1449 for archive after archive members.
1450 (Incremental_inputs::report_object): Add parameter; track argument
1451 serial numbers and in_system_directory flag.
1452 (Incremental_inputs::report_script): Add parameter; track argument
1453 serial numbers.
1454 (Output_section_incremental_inputs::set_final_data_size): Adjust
1455 size of symbol info entry; check for forwarding symbols.
1456 (Output_section_incremental_inputs::write_input_files): Write
1457 in_system_directory flag and argument serial number.
1458 (Output_section_incremental_inputs::write_info_blocks): Map section
1459 indices between incremental info and original input file; store
1460 input section index for each symbol.
1461 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1462 change operator() to visit().
1463 (class Global_got_offset_visitor): Likewise.
1464 (class Global_symbol_visitor_got_plt):
1465 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1466 classes.
1467 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1468 (Sized_incr_relobj::do_read_symbols): New function.
1469 (Sized_incr_relobj::do_layout): New function.
1470 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1471 (Sized_incr_relobj::do_add_symbols): New function.
1472 (Sized_incr_relobj::do_should_include_member): New function.
1473 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1474 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1475 (Sized_incr_relobj::do_section_size): New function.
1476 (Sized_incr_relobj::do_section_name): New function.
1477 (Sized_incr_relobj::do_section_contents): New function.
1478 (Sized_incr_relobj::do_section_flags): New function.
1479 (Sized_incr_relobj::do_section_entsize): New function.
1480 (Sized_incr_relobj::do_section_address): New function.
1481 (Sized_incr_relobj::do_section_type): New function.
1482 (Sized_incr_relobj::do_section_link): New function.
1483 (Sized_incr_relobj::do_section_info): New function.
1484 (Sized_incr_relobj::do_section_addralign): New function.
1485 (Sized_incr_relobj::do_initialize_xindex): New function.
1486 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1487 (Sized_incr_relobj::do_read_relocs): New function.
1488 (Sized_incr_relobj::do_gc_process_relocs): New function.
1489 (Sized_incr_relobj::do_scan_relocs): New function.
1490 (Sized_incr_relobj::do_count_local_symbols): New function.
1491 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1492 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1493 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1494 (Sized_incr_relobj::do_relocate): New function.
1495 (Sized_incr_relobj::do_set_section_offset): New function.
1496 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1497 (Sized_incr_dynobj::do_read_symbols): New function.
1498 (Sized_incr_dynobj::do_layout): New function.
1499 (Sized_incr_dynobj::do_add_symbols): New function.
1500 (Sized_incr_dynobj::do_should_include_member): New function.
1501 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1502 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1503 (Sized_incr_dynobj::do_section_size): New function.
1504 (Sized_incr_dynobj::do_section_name): New function.
1505 (Sized_incr_dynobj::do_section_contents): New function.
1506 (Sized_incr_dynobj::do_section_flags): New function.
1507 (Sized_incr_dynobj::do_section_entsize): New function.
1508 (Sized_incr_dynobj::do_section_address): New function.
1509 (Sized_incr_dynobj::do_section_type): New function.
1510 (Sized_incr_dynobj::do_section_link): New function.
1511 (Sized_incr_dynobj::do_section_info): New function.
1512 (Sized_incr_dynobj::do_section_addralign): New function.
1513 (Sized_incr_dynobj::do_initialize_xindex): New function.
1514 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1515 (make_sized_incremental_object): New function.
1516 (Incremental_library::copy_unused_symbols): New function.
1517 (Incremental_library::do_for_all_unused_symbols): New function.
1518 * incremental.h (enum Incremental_input_flags): New type.
1519 (class Incremental_checker): Remove.
1520 (Incremental_input_entry::Incremental_input_entry): Add argument
1521 serial number.
1522 (Incremental_input_entry::arg_serial): New function.
1523 (Incremental_input_entry::set_is_in_system_directory): New function.
1524 (Incremental_input_entry::is_in_system_directory): New function.
1525 (Incremental_input_entry::arg_serial_): New data member.
1526 (Incremental_input_entry::is_in_system_directory_): New data member.
1527 (class Script_info): Move here from script.h.
1528 (Script_info::Script_info): Add filename parameter.
1529 (Script_info::filename): New function.
1530 (Script_info::filename_): New data member.
1531 (Incremental_script_entry::Incremental_script_entry): Add argument
1532 serial number.
1533 (Incremental_object_entry::Incremental_object_entry): Likewise.
1534 (Incremental_object_entry::add_input_section): Build list of input
1535 sections with map to original shndx.
1536 (Incremental_object_entry::get_input_section_index): New function.
1537 (Incremental_object_entry::shndx_): New data member.
1538 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1539 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1540 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1541 serial number.
1542 (Incremental_inputs::report_archive_begin): Likewise.
1543 (Incremental_inputs::report_object): Likewise.
1544 (Incremental_inputs::report_script): Likewise.
1545 (class Incremental_global_symbol_reader): New class.
1546 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1547 and store flags and input file type.
1548 (Incremental_input_entry_reader::arg_serial): New function.
1549 (Incremental_input_entry_reader::type): Extract type from flags.
1550 (Incremental_input_entry_reader::is_in_system_directory): New function.
1551 (Incremental_input_entry_reader::get_input_section_count): Call
1552 accessor function for type.
1553 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1554 function for type; adjust size of global symbol entry.
1555 (Incremental_input_entry_reader::get_global_symbol_count): Call
1556 accessor function for type.
1557 (Incremental_input_entry_reader::get_object_count): Likewise.
1558 (Incremental_input_entry_reader::get_object_offset): Likewise.
1559 (Incremental_input_entry_reader::get_member_count): Likewise.
1560 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1561 (Incremental_input_entry_reader::get_member_offset): Likewise.
1562 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1563 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1564 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1565 (Incremental_input_entry_reader::get_global_symbol_reader): New
1566 function.
1567 (Incremental_input_entry_reader::get_output_symbol_index): New
1568 function.
1569 (Incremental_input_entry_reader::type_): Remove.
1570 (Incremental_input_entry_reader::flags_): New data member.
1571 (Incremental_inputs_reader::input_file_offset): New function.
1572 (Incremental_inputs_reader::input_file_index): New function.
1573 (Incremental_inputs_reader::input_file): Call input_file_offset.
1574 (Incremental_inputs_reader::input_file_at_offset): New function.
1575 (Incremental_relocs_reader::get_r_type): Reformat.
1576 (Incremental_relocs_reader::get_r_shndx): Reformat.
1577 (Incremental_relocs_reader::get_r_offset): Reformat.
1578 (Incremental_relocs_reader::data): New function.
1579 (Incremental_binary::Incremental_binary): Initialize new data members.
1580 (Incremental_binary::check_inputs): Add cmdline parameter.
1581 (Incremental_binary::file_is_unchanged): Remove.
1582 (Input_reader::arg_serial): New function.
1583 (Input_reader::get_unused_symbol_count): New function.
1584 (Input_reader::get_unused_symbol): New function.
1585 (Input_reader::do_arg_serial): New function.
1586 (Input_reader::do_get_unused_symbol_count): New function.
1587 (Input_reader::do_get_unused_symbol): New function.
1588 (Incremental_binary::input_file_count): New function.
1589 (Incremental_binary::get_input_reader): Change signature to use
1590 index instead of filename.
1591 (Incremental_binary::file_has_changed): New function.
1592 (Incremental_binary::get_input_argument): New function.
1593 (Incremental_binary::get_library): New function.
1594 (Incremental_binary::get_script_info): New function.
1595 (Incremental_binary::init_layout): New function.
1596 (Incremental_binary::reserve_layout): New function.
1597 (Incremental_binary::output_file): New function.
1598 (Incremental_binary::do_check_inputs): New function.
1599 (Incremental_binary::do_file_is_unchanged): Remove.
1600 (Incremental_binary::do_file_has_changed): New function.
1601 (Incremental_binary::do_init_layout): New function.
1602 (Incremental_binary::do_reserve_layout): New function.
1603 (Incremental_binary::do_input_file_count): New function.
1604 (Incremental_binary::do_get_input_reader): Change signature.
1605 (Incremental_binary::input_args_map_): New data member.
1606 (Incremental_binary::library_map_): New data member.
1607 (Incremental_binary::script_map_): New data member.
1608 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1609 new data members.
1610 (Sized_incremental_binary::output_section): New function.
1611 (Sized_incremental_binary::inputs_reader): Add const.
1612 (Sized_incremental_binary::symtab_reader): Add const.
1613 (Sized_incremental_binary::relocs_reader): Add const.
1614 (Sized_incremental_binary::got_plt_reader): Add const.
1615 (Sized_incremental_binary::get_symtab_view): New function.
1616 (Sized_incremental_binary::Inputs_reader): New typedef.
1617 (Sized_incremental_binary::Input_entry_reader): New typedef.
1618 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1619 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1620 (Sized_incremental_binary::do_file_has_changed): New function.
1621 (Sized_incremental_binary::do_init_layout): New function.
1622 (Sized_incremental_binary::do_reserve_layout): New function.
1623 (Sized_input_reader::Inputs_reader): Remove.
1624 (Sized_input_reader::Input_entry_reader): Remove.
1625 (Sized_input_reader::do_arg_serial): New function.
1626 (Sized_input_reader::do_get_unused_symbol_count): New function.
1627 (Sized_input_reader::do_get_unused_symbol): New function.
1628 (Sized_incremental_binary::do_input_file_count): New function.
1629 (Sized_incremental_binary::do_get_input_reader): Change signature;
1630 use index instead of filename.
1631 (Sized_incremental_binary::section_map_): New data member.
1632 (Sized_incremental_binary::input_entry_readers_): New data member.
1633 (class Sized_incr_relobj): New class.
1634 (class Sized_incr_dynobj): New class.
1635 (make_sized_incremental_object): New function.
1636 (class Incremental_library): New class.
1637 * layout.cc (Free_list::num_lists): New static data member.
1638 (Free_list::num_nodes): New static data member.
1639 (Free_list::num_removes): New static data member.
1640 (Free_list::num_remove_visits): New static data member.
1641 (Free_list::num_allocates): New static data member.
1642 (Free_list::num_allocate_visits): New static data member.
1643 (Free_list::init): New function.
1644 (Free_list::remove): New function.
1645 (Free_list::allocate): New function.
1646 (Free_list::dump): New function.
1647 (Free_list::print_stats): New function.
1648 (Layout_task_runner::run): Resize output file for incremental updates.
1649 (Layout::Layout): Initialize new data members.
1650 (Layout::set_incremental_base): New function.
1651 (Layout::init_fixed_output_section): New function.
1652 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1653 incremental updates.
1654 (Layout::create_gold_note): Do not create gold note section for
1655 incremental updates.
1656 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1657 for incremental updates.
1658 (Layout::set_section_offsets): For incremental updates, allocate space
1659 from free list.
1660 (Layout::create_symtab_sections): Layout with offsets relative to
1661 start of section; for incremental updates, allocate space from free
1662 list.
1663 (Layout::create_shdrs): For incremental updates, allocate space from
1664 free list.
1665 (Layout::finish_dynamic_section): For incremental updates, do not
1666 check --as-needed (fixed in subsequent patch).
1667 * layout.h (class Free_list): New class.
1668 (Layout::set_incremental_base): New function.
1669 (Layout::incremental_base): New function.
1670 (Layout::init_fixed_output_section): New function.
1671 (Layout::allocate): New function.
1672 (Layout::incremental_base_): New data member.
1673 (Layout::free_list_): New data member.
1674 * main.cc (main): Print Free_list statistics.
1675 * object.cc (Relobj::finalize_incremental_relocs): Add
1676 clear_counts parameter; clear counts only when clear_counts is set.
1677 (Sized_relobj::Sized_relobj): Initialize new base class.
1678 (Sized_relobj::do_layout): Don't report special sections.
1679 (Sized_relobj::do_for_all_local_got_entries): New function.
1680 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1681 symtab_off to all symbol table offsets.
1682 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1683 * object.h (class Got_offset_list): Move to top of file.
1684 (Object::Object): Allow case where input_file == NULL.
1685 (Object::~Object): Likewise.
1686 (Object::input_file): Assert that input_file != NULL.
1687 (Object::lock): Allow case where input_file == NULL.
1688 (Object::unlock): Likewise.
1689 (Object::is_locked): Likewise.
1690 (Object::token): Likewise.
1691 (Object::release): Likewise.
1692 (Object::is_incremental): New function.
1693 (Object::get_mtime): New function.
1694 (Object::for_all_local_got_entries): New function.
1695 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1696 (Object::set_is_in_system_directory): New function.
1697 (Object::is_in_system_directory): New function.
1698 (Object::do_is_incremental): New function.
1699 (Object::do_get_mtime): New function.
1700 (Object::do_for_all_local_got_entries): New function.
1701 (Object::is_in_system_directory_): New data member.
1702 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1703 (class Sized_relobj_base): New class.
1704 (class Sized_relobj): Derive from Sized_relobj_base.
1705 (class Sized_relobj::Symbols): Redeclare from base class.
1706 (class Sized_relobj::local_got_offset_list): Remove.
1707 (class Sized_relobj::Output_sections): Redeclare from base class.
1708 (class Sized_relobj::do_for_all_local_got_entries): New function.
1709 (class Sized_relobj::write_local_symbols): Add offset parameter.
1710 (class Sized_relobj::local_symbol_offset_): Update comment.
1711 (class Sized_relobj::local_dynsym_offset_): Update comment.
1712 * options.cc (Input_arguments::add_file): Remove const.
1713 * options.h (Input_file_argument::Input_file_argument):
1714 Initialize arg_serial_ (all constructors).
1715 (Input_file_argument::set_arg_serial): New function.
1716 (Input_file_argument::arg_serial): New function.
1717 (Input_file_argument::arg_serial_): New data member.
1718 (Input_arguments::Input_arguments): Initialize file_count_.
1719 (Input_arguments::add_file): Remove const.
1720 (Input_arguments::number_of_input_files): New function.
1721 (Input_arguments::file_count_): New data member.
1722 (Command_line::number_of_input_files): Call
1723 Input_arguments::number_of_input_files.
1724 * output.cc (Output_segment_headers::Output_segment_headers):
1725 Set current size.
1726 (Output_section::Input_section::current_data_size): New function.
1727 (Output_section::Output_section): Initialize new data members.
1728 (Output_section::add_input_section): Don't do merge sections for
1729 an incremental link; allocate space from free list for an
1730 incremental update.
1731 (Output_section::add_output_section_data): Allocate space from
1732 free list for an incremental update.
1733 (Output_section::update_data_size): New function.
1734 (Output_section::set_fixed_layout): New function.
1735 (Output_section::reserve): New function.
1736 (Output_segment::set_section_addresses): Remove const.
1737 (Output_segment::set_section_list_addresses): Remove const; allocate
1738 space from free list for an incremental update.
1739 (Output_segment::set_offset): Adjust size of RELRO segment for an
1740 incremental update.
1741 * output.h (Output_data::current_data_size): Move here from
1742 child classes.
1743 (Output_data::pre_finalize_data_size): New function.
1744 (Output_data::update_data_size): New function.
1745 (Output_section_headers::update_data_size): new function.
1746 (Output_section_data_build::current_data_size): Move to Output_data.
1747 (Output_data_strtab::update_data_size): New function.
1748 (Output_section::current_data_size): Move to Output_data.
1749 (Output_section::set_fixed_layout): New function.
1750 (Output_section::has_fixed_layout): New function.
1751 (Output_section::reserve): New function.
1752 (Output_section::update_data_size): New function.
1753 (Output_section::has_fixed_layout_): New data member.
1754 (Output_section::free_list_): New data member.
1755 (Output_segment::set_section_addresses): Remove const.
1756 (Output_segment::set_section_list_addresses): Remove const.
1757 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1758 New function.
1759 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1760 New function.
1761 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1762 parameter when calling Add_symbols constructor; store argument
1763 serial number for members of a lib group.
1764 (Add_symbols::locks): Allow case where token == NULL.
1765 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1766 (Read_member::~Read_member): New function.
1767 (Read_member::is_runnable): New function.
1768 (Read_member::locks): New function.
1769 (Read_member::run): New function.
1770 (Check_script::~Check_script): New function.
1771 (Check_script::is_runnable): New function.
1772 (Check_script::locks): New function.
1773 (Check_script::run): New function.
1774 (Check_library::~Check_library): New function.
1775 (Check_library::is_runnable): New function.
1776 (Check_library::locks): New function.
1777 (Check_library::run): New function.
1778 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1779 (Add_symbols::library_): New data member.
1780 (class Read_member): New class.
1781 (class Check_script): New class.
1782 (class Check_library): New class.
1783 * reloc.cc (Read_relocs::is_runnable): Allow case where
1784 token == NULL.
1785 (Read_relocs::locks): Likewise.
1786 (Scan_relocs::locks): Likewise.
1787 (Relocate_task::locks): Likewise.
1788 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1789 to clear counters.
1790 (Sized_relobj::incremental_relocs_scan): Fix comment.
1791 (Sized_relobj::do_relocate): Pass output file offset to
1792 write_local_symbols.
1793 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1794 from class declaration.
1795 * script.cc (read_input_script): Allocate Script_info; pass
1796 argument serial number to report_script.
1797 * script.h (class Script_info): Move to incremental.h.
1798 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1799 * symtab.h (Symbol_table::add_from_incrobj): New function.
1800 (Symbol_table::set_file_offset): New function.
1801
b961d0d7
CC		 18022011-04-05 Cary Coutant <ccoutant@google.com>
1803
1804 * incremental-dump.cc (dump_incremental_inputs): Change signature
1805 to take a Sized_incremental_binary; change caller. Use readers
1806 in Sized_incremental_binary.
1807 * incremental.cc
1808 (Sized_incremental_binary::find_incremental_inputs_sections):
1809 Rename do_find_incremental_inputs_sections to this.
1810 (Sized_incremental_binary::setup_readers): New function.
1811 (Sized_incremental_binary::do_check_inputs): Check
1812 has_incremental_info_ flag; move setup code to setup_readers;
1813 use input readers.
1814 (Sized_incremental_binary::do_file_is_unchanged): New function.
1815 (Sized_incremental_binary::do_get_input_reader): New function.
1816 * incremental.h (class Incremental_binary): Move to end of file.
1817 (Incremental_binary::file_is_unchanged): New function.
1818 (Incremental_binary::do_file_is_unchanged): New function.
1819 (Incremental_binary::Input_reader): New class.
1820 (Incremental_binary::get_input_reader): New function.
1821 (class Sized_incremental_binary): Move to end of file.
1822 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1823 input section reader classes.
1824 (Sized_incremental_binary::has_incremental_info): New function.
1825 (Sized_incremental_binary::inputs_reader): New function.
1826 (Sized_incremental_binary::symtab_reader): New function.
1827 (Sized_incremental_binary::relocs_reader): New function.
1828 (Sized_incremental_binary::got_plt_reader): New function.
1829 (Sized_incremental_binary::do_file_is_unchanged): New function.
1830 (Sized_incremental_binary::Sized_input_reader): New class.
1831 (Sized_incremental_binary::get_input_reader): New function.
1832 (Sized_incremental_binary::find_incremental_inputs_sections):
1833 Rename do_find_incremental_inputs_sections to this.
1834 (Sized_incremental_binary::setup_readers): New function.
1835 (Sized_incremental_binary::has_incremental_info_): New data member.
1836 (Sized_incremental_binary::inputs_reader_): New data member.
1837 (Sized_incremental_binary::symtab_reader_): New data member.
1838 (Sized_incremental_binary::relocs_reader_): New data member.
1839 (Sized_incremental_binary::got_plt_reader_): New data member.
1840 (Sized_incremental_binary::current_input_file_): New data member.
1841
a869183f
PP		 18422011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1843
1844 PR gold/12640
1845 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1846 violation.
1847
18482011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1849
1850 * archive.cc (Archive::include_member): Adjust call to report_object.
1851 (Add_archive_symbols::run): Add script_info to call to
1852 report_archive_begin.
1853 (Lib_group::include_member): Adjust call to report_object.
1854 (Add_lib_group_symbols::run): Adjust call to report_object.
1855 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1856 blocks. Add object count for script input files.
1857 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1858 script_info parameter; change all callers.
1859 (Incremental_inputs::report_object): Add script_info parameter;
1860 change all callers.
1861 (Incremental_inputs::report_script): Store backpointer to
1862 incremental info entry.
1863 (Output_section_incremental_inputs::set_final_data_size): Record
1864 additional information for scripts.
1865 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1866 * incremental.h (Incremental_script_entry::add_object): New function.
1867 (Incremental_script_entry::get_object_count): New function.
1868 (Incremental_script_entry::get_object): New function.
1869 (Incremental_script_entry::objects_): New data member; adjust
1870 constructor.
1871 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1872 (Incremental_inputs::report_object): Add script_info parameter.
1873 (Incremental_inputs_reader::get_object_count): New function.
1874 (Incremental_inputs_reader::get_object_offset): New function.
1875 * options.cc (Input_arguments::add_file): Return reference to
1876 new input argument.
1877 * options.h (Input_argument::set_script_info): New function.
1878 (Input_argument::script_info): New function.
1879 (Input_argument::script_info_): New data member; adjust all
1880 constructors.
1881 (Input_file_group::add_file): Return reference to new input argument.
1882 (Input_file_lib::add_file): Likewise.
1883 (Input_arguments::add_file): Likewise.
1884 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1885 * script.cc (Parser_closure::Parser_closure): Add script_info
1886 parameter; adjust all callers.
1887 (Parser_closure::script_info): New function.
1888 (Parser_closure::script_info_): New data member.
1889 (read_input_script): Report scripts earlier to incremental info.
1890 (script_add_file): Set script_info in Input_argument.
1891 (script_add_library): Likewise.
1892 * script.h (Script_options::Script_info): Rewrite class.
1893
a869183f 18942011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 1895
1896 * archive.cc (Library_base::should_include_member): Move
1897 method here from class Archive.
1898 (Archive::Archive): Initialize base class.
1899 (Archive::should_include_member): Move to base class.
1900 (Archive::do_for_all_unused_symbols): New function.
1901 (Add_archive_symbols::run): Remove redundant access to
1902 incremental_inputs.
1903 (Lib_group::Lib_group): Initialize base class.
1904 (Lib_group::do_filename): New function.
1905 (Lib_group::include_member): Pass pointer to Lib_group to
1906 report_object.
1907 (Lib_group::do_for_all_unused_symbols): New function.
1908 (Add_lib_group_symbols::run): Report archive information for
1909 incremental links.
1910 * archive.h (class Library_base): New base class.
1911 (class Archive): Derive from Library_base.
1912 (Archive::filename): Move to base class.
1913 (Archive::set_incremental_info): Likewise.
1914 (Archive::incremental_info): Likewise.
1915 (Archive::Should_include): Likewise.
1916 (Archive::should_include_member): Likewise.
1917 (Archive::Armap_entry): Remove.
1918 (Archive::Unused_symbol_iterator): Remove.
1919 (Archive::unused_symbols_begin): Remove.
1920 (Archive::unused_symbols_end): Remove.
1921 (Archive::do_filename): New function.
1922 (Archive::do_get_mtime): New function.
1923 (Archive::do_for_all_unused_symbols): New function.
1924 (Archive::task_): Move to base class.
1925 (Archive::incremental_info_): Likewise.
1926 (class Lib_group): Derive from Library_base.
1927 (Lib_group::do_filename): New function.
1928 (Lib_group::do_get_mtime): New function.
1929 (Lib_group::do_for_all_unused_symbols): New function.
1930 (Lib_group::task_): Move to base class.
1931 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1932 function.
1933 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1934 function.
1935 * incremental.cc (Incremental_inputs::report_archive_begin):
1936 Use Library_base; call library's get_mtime; add incremental inputs
1937 entry before members.
1938 (class Unused_symbol_visitor): New class.
1939 (Incremental_inputs::report_archive_end): Use Library_base; use
1940 visitor class to record unused symbols; don't add incremental inputs
1941 entry after members.
1942 (Incremental_inputs::report_object): Use Library_base.
1943 * incremental.h
1944 (Incremental_archive_entry::Incremental_archive_entry): Remove
1945 unused Archive parameter.
1946 (Incremental_inputs::report_archive_begin): Use Library_base.
1947 (Incremental_inputs::report_archive_end): Likewise.
1948 (Incremental_inputs::report_object): Likewise.
1949 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1950 function.
1951 * object.h (Object::for_all_global_symbols): New function.
1952 (Object::do_for_all_global_symbols): New function.
1953 (Sized_relobj::do_for_all_global_symbols): New function.
1954 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1955 function.
1956 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1957 function.
1958
61ab3e40
ILT		 19592011-03-27 Ian Lance Taylor <iant@google.com>
1960
1961 * archive.cc (Archive::interpret_header): Return -1 if something
1962 goes wrong. Change callers accordingly.
1963
30e1f9e6
CC		 19642011-03-25 Cary Coutant <ccoutant@google.com>
1965
1966 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1967 * testsuite/Makefile.in: Regenerate.
1968
9c793f14
RÁE		 19692010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1970
1971 * plugin.cc (get_view): New.
1972 (Plugin::load): Pass get_view to the plugin.
1973 (Plugin_manager::get_view): New.
1974
9312bb0a
ILT		 19752011-03-21 Ian Lance Taylor <iant@google.com>
1976
1977 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 1978 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 1979
7e12ba9e
ST		 19802011-03-21 Sriraman Tallam <tmsriram@google.com>
1981
1982 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1983 Change == to -eq.
1984 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1985 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1986 Change == to -eq.
1987 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1988 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1989
fd7a005d
ILT		 19902011-03-14 Ian Lance Taylor <iant@google.com>
1991
1992 * script-sections.cc (Sort_output_sections::script_compare):
1993 Rename from is_before, change return type.
1994 (Sort_output_sections::operator()): Adjust accordingly.
1995
ed16fd1b
ILT		 19962011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1997
1998 PR gold/12572
1999 * testsuite/odr_violation2.cc: Add comment to make all error line
2000 numbers double digits.
2001 * testsuite/debug_msg.sh: Adjust expected errors.
2002
71ff8986
ILT		 20032011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2004
2005 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2006 but mark earlier ones as non-canonical
2007 (offset_to_iterator): Update search target and example
2008 (do_addr2line): Return extra lines in a vector*
2009 (format_file_lineno): Extract from do_addr2line
2010 (one_addr2line): Add vector* out-param
2011 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2012 when a lineno entry appeared last for its instruction
2013 (Dwarf_line_info): Add vector* out-param
2014 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2015 * symtab.cc (Odr_violation_compare): Include the lineno in the
2016 comparison again.
2017 (linenos_from_loc): New. Combine the canonical line for an
2018 address with its other lines.
2019 (True_if_intersect): New. Helper functor to make
2020 std::set_intersection a query.
2021 (detect_odr_violations): Compare sets of lines instead of just
2022 one line for each function. This became less deterministic, but
2023 has fewer false positives.
2024 * symtab.h: Declarations.
2025 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2026 mix an optimized and non-optimized object in the same binary
2027 (odr_violation2.so): Same.
2028 * testsuite/Makefile.in: Regenerate from Makefile.am.
2029 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2030 * testsuite/debug_msg.sh: Update line numbers and add
2031 assertions.
2032 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2033 non-optimized context.
2034 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2035 isn't inlined, and use OdrDerived in an optimized context.
2036 * testsuite/odr_header1.h: Defines OdrDerived, where
2037 optimization will change the
2038 first-instruction-in-the-destructor's file and line number.
2039 * testsuite/odr_header2.h: Defines OdrBase.
2040
a19fefdc
ILT		 20412011-03-09 Ian Lance Taylor <iant@google.com>
2042
2043 * fileread.cc (File_read::clear_views): Don't delete the whole
2044 file view.
2045
ecb351e9
ILT		 20462011-03-08 Ian Lance Taylor <iant@google.com>
2047
2048 PR gold/12525
2049 * fileread.cc: #include <climits>.
2050 (GOLD_IOV_MAX): Define.
2051 (File_read::read_multiple): Limit number of entries by iov_max.
2052 * fileread.h (class File_read): Always set max_readv_entries to
2053 128.
2054
b821d13c
ILT		 20552011-03-07 Ian Lance Taylor <iant@google.com>
2056
2057 PR gold/12525
2058 * options.h (class General_options): Add -dy and -dn.
2059
89243142
CC		 20602011-03-02 Cary Coutant <ccoutant@google.com>
2061
2062 * testsuite/script_test_9.t: Add TLS segment.
2063
d0773f31
ILT		 20642011-03-02 Simon Baldwin <simonb@google.com>
2065
2066 * configure.ac: Add check for gnu_indirect_function support in
2067 the toolchain building binutils.
2068 * configure: Rebuild.
2069
badc8139
RÁE		 20702010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2071
2072 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2073 plugin only symbols.
2074 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2075 in plugin files as not needed in the symbol table.
2076
4cf7a849
ST		 20772011-02-11 Sriraman Tallam <tmsriram@google.com>
2078
2079 * output.cc (Output_section::add_input_section): Delay fill
2080 generation for section ordering.
2081
b578bd7d
ILT		 20822011-02-09 Ian Lance Taylor <iant@google.com>
2083
2084 PR gold/12316
2085 * object.h (class Sized_relobj): Remove clear_local_symbols.
2086 * reloc.cc (Sized_relobj::do_relocate): Don't call
2087 clear_local_symbols.
2088
84ced98a
RÁE		 20892010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2090
2091 * plugin.cc (is_visible_from_outside): Return true for symbols
2092 in the -u option.
2093
55382fb7
ILT		 20942011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2095
2096 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2097 filename.
2098
4e271fff
ST		 20992011-02-02 Sriraman Tallam <tmsriram@google.com>
2100
2101 * icf.h (is_section_foldable_candidate): Change type of parameter
2102 to std::string.
2103 * icf.cc (Icf::find_identical_sections): Change type of local variable
2104 section_name to be std::string.
2105 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2106
d433c3ac
ILT		 21072011-01-25 Ian Lance Taylor <iant@google.com>
2108
2109 * script.cc (script_add_extern): Rewrite to use
2110 add_symbol_reference.
2111
880473a6
DK		 21122011-01-25 Doug Kwan <dougkwan@google.com>
2113
d433c3ac 2114 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2115
f30f86fa
ILT		 21162011-01-24 Ian Lance Taylor <iant@google.com>
2117
2118 * options.h (class General_options): Accept
2119 --no-detect-odr-violations.
2120
8e51a0b9
ILT		 21212011-01-24 Ian Lance Taylor <iant@google.com>
2122
2123 * version.cc (version_string): Bump to 1.11.
2124
0f3b89d8
ILT		 21252011-01-24 Ian Lance Taylor <iant@google.com>
2126
2127 * plugin.cc (class Plugin_rescan): Define new class.
2128 (Plugin_manager::claim_file): Set any_claimed_.
2129 (Plugin_manager::save_archive): New function.
2130 (Plugin_manager::save_input_group): New function.
2131 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2132 necessary.
2133 (Plugin_manager::new_undefined_symbol): New function.
2134 (Plugin_manager::rescan): New function.
2135 (Plugin_manager::rescannable_defines): New function.
2136 (Plugin_manager::add_input_file): Set any_added_.
2137 * plugin.h (class Plugin_manager): define new fields rescannable_,
2138 undefined_symbols_, any_claimed_, and any_added_. Declare
2139 Plugin_rescan as friend. Declare new functions.
2140 (Plugin_manager::Rescannable): Define type.
2141 (Plugin_manager::Rescannable_list): Define type.
2142 (Plugin_manager::Undefined_symbol_list): Define type.
2143 (Plugin_manager::Plugin_manager): Initialize new fields.
2144 * archive.cc (Archive::defines_symbol): New function.
2145 (Add_archive_symbols::run): Pass archive to plugins if any.
2146 * archive.h (class Archive): Declare defines_symbol.
2147 * readsyms.cc (Input_group::~Input_group): New function.
2148 (Finish_group::run): Pass input_group to plugins if any.
2149 * readsyms.h (class Input_group): Declare destructor.
2150 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2151 any.
2152
3bb951e5
ILT		 21532011-01-10 Ian Lance Taylor <iant@google.com>
2154
2155 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2156 section as relro.
2157 (Layout::set_segment_offsets): Reset increase_relro before calling
2158 set_section_addresses a second time.
2159
0aa45fac
CC		 21602011-01-04 Cary Coutant <ccoutant@google.com>
2161
2162 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2163 sections before NOBITS sections.
2164
0db46eb4
L		 21652011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2166
2167 * version.cc (print_version): Update copyright to 2011.
2168
829c9745
CC		 21692010-12-23 Cary Coutant <ccoutant@google.com>
2170
2171 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2172 of OS to this->add. Add OD parameter to second form of the function.
2173
7500420b
ILT		 21742010-12-20 Ian Lance Taylor <iant@google.com>
2175
2176 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2177 second of two consecutive entries with same offset.
2178
f8e9a930
RW		 21792010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2180
2181 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2182 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2183 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2184 to avoid unneeded links against $(LDADD).
2185 * testsuite/Makefile.in: Regenerate.
2186
2fbb4320
ILT		 21872010-12-15 Ian Lance Taylor <iant@google.com>
2188
2189 PR gold/12324
2190 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2191 for R_X86_64_32 and R_X86_64_PC32.
2192 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2193 ver_matching_def_pic.o.
2194 (ver_matching_def_pic.o): New target.
2195
fedb228d
RW		 21962010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2197
2198 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2199 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2200 Move definition before File_read::View member definitions.
2201 (File_read::View::~View): Initialize and hold lock before
2202 updating current_mapped_bytes.
2203
9b547ce6
RW		 22042010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2205
2206 * dwarf_reader.cc: Remove outdated comment.
2207 * gold-threads.cc: Fix typo in error message.
2208 * archive.cc: Fix typos in comments.
2209 * archive.h: Likewise.
2210 * arm-reloc-property.cc: Likewise.
2211 * arm-reloc-property.h: Likewise.
2212 * arm-reloc.def: Likewise.
2213 * arm.cc: Likewise.
2214 * attributes.h: Likewise.
2215 * cref.cc: Likewise.
2216 * ehframe.cc: Likewise.
2217 * fileread.h: Likewise.
2218 * gold.h: Likewise.
2219 * i386.cc: Likewise.
2220 * icf.cc: Likewise.
2221 * incremental.h: Likewise.
2222 * int_encoding.cc: Likewise.
2223 * layout.h: Likewise.
2224 * main.cc: Likewise.
2225 * merge.h: Likewise.
2226 * object.cc: Likewise.
2227 * object.h: Likewise.
2228 * options.cc: Likewise.
2229 * readsyms.cc: Likewise.
2230 * reduced_debug_output.cc: Likewise.
2231 * reloc.cc: Likewise.
2232 * script-sections.cc: Likewise.
2233 * sparc.cc: Likewise.
2234 * symtab.h: Likewise.
2235 * target-reloc.h: Likewise.
2236 * target.cc: Likewise.
2237 * target.h: Likewise.
2238 * timer.cc: Likewise.
2239 * timer.h: Likewise.
2240 * x86_64.cc: Likewise.
2241
83e17bd5
CC		 22422010-12-09 Cary Coutant <ccoutant@google.com>
2243
2244 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2245 stack.
2246 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2247 parameter; change all callers.
2248 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2249 * options.h (warn_execstack): New option.
2250
017257f8
DK		 22512010-12-07 Doug Kwan <dougkwan@google.com>
2252
2253 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2254 like function call relocations.
2255
c20cbc06
ILT		 22562010-12-07 Ian Lance Taylor <iant@google.com>
2257
2258 * archive.cc (Archive::get_elf_object_for_member): Permit
2259 punconfigured to be NULL.
2260 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2261 (Archive::include_member): Pass NULL to get_elf_object_for_member
2262 if we searched for the archive and this is the first included
2263 object.
2264
4dbfafcc
ILT		 22652010-12-01 Ian Lance Taylor <iant@google.com>
2266
2267 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2268 track_relocs_type_ field.
2269 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2270 Set track_relocs_type_.
2271 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2272 contents when using RELA relocs.
2273 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2274 reloc_map_.
2275 * reloc.cc (Track_relocs::next_addend): New function.
2276 * reloc.h (class Track_relocs): Declare next_addend.
2277
e5e19edd
ILT		 22782010-12-01 Ian Lance Taylor <iant@google.com>
2279
2280 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2281 virtual destructor.
2282
9a5ce24c
ILT		 22832010-12-01 Ian Lance Taylor <iant@google.com>
2284
2285 * README: Update compilers known to work and fail.
2286
c7791212
NC		 22872010-11-23 Matthias Klose <doko@ubuntu.com>
2288
2289 * configure.in: For --enable-gold, handle value `default' instead of
2290 `both*'. Always install ld as ld.bfd, install as ld if gold is
2291 not the default.
2292 * configure: Regenerate.
2293
0ad220c9
DK		 22942010-11-18 Doug Kwan <dougkwan@google.com>
2295
2296 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2297 and right_alignment to be zero. Store result alignment only if it is
2298 greater than existing alignment.
2299
ab8056e0
CC		 23002010-11-16 Cary Coutant <ccoutant@google.com>
2301
2302 PR gold/12220
2303 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2304 Check for ".zdebug_line".
2305
fd064a5b
CC		 23062010-11-16 Doug Kwan <dougkwan@google.com>
2307 Cary Coutant <ccoutant@google.com>
2308
2309 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2310 by reference; adjust all callers.
2311 * output.cc (Output_segment::set_section_addresses): Adjust references
2312 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2313 list is empty.
2314 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2315 end at page boundary.
2316
6fc6ea19
CC		 23172010-11-16 Cary Coutant <ccoutant@google.com>
2318
2319 PR gold/12220
2320 * layout.cc (Layout::choose_output_section): Transform names of
2321 compressed sections even when using a script with a SECTIONS clause.
2322 (Layout::output_section_name): Remove code to transform
2323 compressed debug section names.
2324 * output.cc (Output_section::add_input_section): Use uncompressed
2325 section size when tracking input sections.
2326
95a2c8d6
RS		 23272010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2328
2329 * symtab.h (Symbol::NON_PIC_REF): Remove.
2330 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2331 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2332 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2333 (Symbol::use_plt_offset): Take a flags argument and pass it
2334 directly to needs_dynamic_reloc. Restrict check for undefined
2335 weak symbols to function calls.
2336 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2337 (Target_arm::Scan::global): Use it.
2338 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2339 (Target_arm::Relocate::relocate): Likewise.
2340 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2341 parameter with an r_type parameter. Use get_reference_flags
2342 to get the flags.
2343 (Target_arm::Relocate::relocate): Update accordingly.
2344 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2345 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2346 (Target_i386::Scan::global): Likewise.
2347 (Target_i386::Relocate::relocate): Likewise.
2348 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2349 parameter with an r_type parameter. Use get_reference_flags
2350 to get the flags.
2351 (Target_i386::Relocate::relocate): Update accordingly.
2352 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2353 (Target_powerpc::Scan::global): Use it.
2354 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2355 (Target_powerpc::Relocate::relocate): Likewise.
2356 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2357 (Target_sparc::Scan::global): Use it.
2358 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2359 (Target_sparc::Relocate::relocate): Likewise.
2360 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2361 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2362 (Target_x86_64::Scan::global): Likewise.
2363 (Target_x86_64::Relocate::relocate): Likewise.
2364
f625ae50
DK		 23652010-11-08 Doug Kwan <dougkwan@google.com>
2366 Cary Coutant <ccoutant@google.com>
2367
2368 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2369 (Arm_exidx_merge_section::section_contents_): New data member.
2370 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2371 (Arm_input_section::~Arm_input_section): De-allocate memory.
2372 (Arm_input_section::original_contents_): New data member.
2373 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2374 in parameters instead of calling Object::section_contents without
2375 locking.
2376 (Arm_output_section::group_section): New parameter TASK. Pass it
2377 to callees that need locking objects.
2378 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2379 to lock EXIDX input sections. Fix a formatting issue. Call
2380 Arm_exidx_merged_section::build_contents to create merged section
2381 contents.
2382 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2383 to lock object of stub table owner.
2384 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2385 TEXT_SIZE to initialize data member TEXT_SIZE_.
2386 (Arm_exidx_input_section::addralign): Fix typo in comment.
2387 (Arm_exidx_input_section::text_size): New method.
2388 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2389 that require locking objects. Lock objects before scanning for stubs
2390 and updating local symbols.
2391 (Arm_input_section<big_endian>::init): Copy contents of original
2392 input section.
2393 (Arm_input_section<big_endian>::do_write): Use saved contents of
2394 original input section instead of calling Object::section_contents
2395 without locking.
2396 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2397 size without calling Object::section_size().
2398 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2399 for size. Allocate a buffer for merged EXIDX entries.
2400 (Arm_exidx_merged_section::build_contents): New method.
2401 (Arm_exidx_merged_section::do_write): Move merge section contents
2402 building code to Arm_exidx_merged_section::build_contetns. Write
2403 out contetns in buffer instead of building it on the fly.
2404 (Arm_relobj::make_exidx_input_section): Also pass text section size
2405 to Arm_exidx_input_section constructor.
2406 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2407 (Arm_dynobj::do_read_symbols): Fix memory leak.
2408 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2409 * target.h: (class Task): Add forward declaration.
2410 (Target::relax): Add new parameter TASK and pass it to
2411 Target::do_relax().
2412 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2413
5f9bcf58
CC		 24142010-11-05 Cary Coutant <ccoutant@google.com>
2415
2416 PR gold/10708
2417 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2418 object when reading from the file.
2419 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2420 second layout pass.
2421 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2422 when reading section contents.
2423 (get_section_contents): Likewise.
2424 (icf::find_identical_sections): Likewise.
2425 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2426 object when reading from the file.
2427 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2428 the object when doing deferred section layout.
2429
e597fa08
NC		 24302010-11-03 Nick Clifton <nickc@redhat.com>
2431
2432 PR gold/12001
2433 * script.h (class Symbol_assignment: name): New member. Returns
2434 the name of the symbol.
2435 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2436 Returns true if the given symbol name is on the list of
2437 assignments wating to be processed.
2438 * archive.cc (should_incldue_member): If the symbol is undefined,
2439 check to see if it is on the list of symbols pending assignment.
2440
3f9a3278
ILT		 24412010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2442
2443 * script-sections.cc (Script_sections::find_memory_region): Check
2444 for a NULL output section pointer.
2445
d06fb4d1
DK		 24462010-10-29 Doug Kwan <dougkwan@google.com>
2447
2448 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2449 Output_section::add_relaxed_input_section.
2450 * output.cc (Output_section::add_relaxed_input_section): Add new
2451 arguments LAYOUT and NAME. Set section order index.
2452 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2453 Copy section order index.
2454 * output.h (Output_section::add_relaxed_input_section): Add new
2455 arguments LAYOUT and NAME.
2456
90e24de5
ILT		 24572010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2458
2459 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2460 NATIVE_OR_CROSS_LINKER.
2461 * testsuite/Makefile.in: Regenerate.
2462
c9484ea5
DK		 24632010-10-20 Doug Kwan <dougkwan@google.com>
2464
2465 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2466 without SHF_LINK_ORDER flags.
2467 * layout.cc (Layout::choose_output_section): Do not filter
2468 SHF_LINK_ORDER flag in a relocatable link.
2469
5bc2f5be
CC		 24702010-10-17 Cary Coutant <ccoutant@google.com>
2471
2472 * output.h (Output_segment::set_section_addresses): Change function
2473 signature. Update all callers.
2474 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2475 sections.
2476 (Output_segment::set_section_addresses): Align after last TLS
2477 section. Add padding before last relro section instead of after.
2478
0c91cf04
DK		 24792010-10-17 Doug Kwan <dougkwan@google.com>
2480
2481 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2482 GOT output section to be writable.
2483
8c21d9d3
CC		 24842010-10-14 Cary Coutant <ccoutant@google.com>
2485
2486 * debug.h (DEBUG_INCREMENTAL): New flag.
2487 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2488 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2489 mode.
2490 * incremental.cc (report_command_line): Ignore all forms of
2491 --incremental.
2492 * layout.cc (Layout::Layout): Check parameters for incremental link
2493 mode.
2494 * options.cc (General_options::parse_incremental): New function.
2495 (General_options::parse_no_incremental): New function.
2496 (General_options::parse_incremental_full): New function.
2497 (General_options::parse_incremental_update): New function.
2498 (General_options::incremental_mode_): New data member.
2499 (General_options::finalize): Check incremental_mode_.
2500 * options.h (General_options): Update help text for --incremental.
2501 Add --no-incremental, --incremental-full, --incremental-update.
2502 (General_options::Incremental_mode): New enum type.
2503 (General_options::incremental_mode): New function.
2504 (General_options::incremental_mode_): New data member.
2505 * parameters.cc (Parameters::incremental_mode_): New data member.
2506 (Parameters::set_options): Set incremental_mode_.
2507 (Parameters::set_incremental_full): New function.
2508 (Parameters::incremental): New function.
2509 (Parameters::incremental_update): New function.
2510 (set_parameters_incremental_full): New function.
2511 * parameters.h (Parameters::set_incremental_full): New function.
2512 (Parameters::incremental): New function.
2513 (Parameters::incremental_update): New function.
2514 (Parameters::incremental_mode_): New data member.
2515 (set_parameters_incremental_full): New function.
2516 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2517 incremental link mode.
2518 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2519 (Sized_relobj::do_relocate_sections): Likewise.
2520 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2521 option.
2522 * testsuite/Makefile.in: Regenerate.
2523 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2524
bb32aa18 25252010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2526
2527 * script-sections.h (class Script_sections): Make
2528 Sections_elements typedef public.
2529 * script-sections.cc (class Sort_output_sections): Add elements_
2530 field. Add constructor which sets it; change all callers.
2531 (Sort_output_sections::is_before): New function.
2532 (Sort_output_sections::operator()): Call is_before.
2533 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2534 conditional.
2535 * testsuite/script_test_10.sh: New test. Test script section
2536 order.
2537 * testsuite/script_test_10.t: Likewise.
2538 * testsuite/script_test_10.s: Likewise.
2539 * testsuite/Makefile.am: Wrap the cross linker tests and the
2540 common tests into NATIVE_OR_CROSS_LINKER.
2541 (check_SCRIPTS): Add script_test_10.sh.
2542 (check_DATA): Add script_test_10.stdout.
2543 (script_test_10.o, script_test_10): New targets.
2544 (script_test_10.stdout): New target.
2545 * configure, testsuite/Makefile.in: Regenerate.
2546
3cef7179
ILT		 25472010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2548
2549 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2550 error for the deprecated relocations.
2551 (Target_arm::Scan::global): Likewise.
2552 (Target_arm::Relocate::relocate): Likewise.
2553
7411e9a8
RS		 25542010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2555
2556 * fileread.cc (Input_file::find_file): Initialize *found_name
2557 and *namep when using the fallback search for case 4.
2558
6a9da32a
CC		 25592010-10-11 Cary Coutant <ccoutant@google.com>
2560
2561 * options.h (class General_options): Redefine -z lazy as an alias for
2562 the negation of -z now.
2563
ac897c20
ILT		 25642010-10-11 Ian Lance Taylor <iant@google.com>
2565
2566 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2567 binding.
2568
ea5cae92
NC		 25692010-10-06 Nick Clifton <nickc@redhat.com>
2570
2571 * script-sections.cc(class Memory_region): Remove
2572 current_lma_offset_ field. Rename current_vma_offset_ to
2573 current_offset_. Add last_section_ field.
2574 (Memory_region::get_current_vma_address): Rename to
2575 get_current_address.
2576 (Memory_region::get_current_lma_address): Delete.
2577 (Memory_region::increment_vma_offset): Rename to
2578 increment_offset.
2579 (Memory_region::increment_lma_offset): Delete.
2580 (Memory_region::attributes_compatible): New method. Returns
2581 true if the provided section is compatible with the region.
2582 (Memory_region::get_last_section): New method. Returns the last
2583 section to use the region.
2584 (Memory_region::set_last_section): New method. Stores the last
2585 section to use the region.
2586 (Script_sections::block_in_region): New method. Returns true if
2587 a block of memory is contained within a region.
2588 (Script_sections::find_memory_region): New method. Locates a
2589 memory region to be used to set a VMA or LMA address.
2590 (Output_section_definition::set_section_addresses): Add code to
2591 check for addresses set by memory regions.
2592 (Output_segment::set_section_addresses): Remove memory region
2593 walking code.
2594 (Script_sections::create_segment): Add a warning if a header
2595 segment is created outside of any region.
2596 * script-sections.h (class Script_sections): Add prototypes for
2597 find_memory_region and block_in_region methods.
2598 * testsuite/memory_test.s: Use .long instead of .word.
2599 * testsuite/memory_test.t: Add some more output sections.
2600 * testsuite/memory_test.sh: Update expected output.
2601
a9bfd952
DK		 26022010-10-02 Doug Kwan <dougkwan@google.com>
2603
2604 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2605 defintion to symtab.h
2606 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2607 declaration to defintion.
2608
bacff3ab
NC		 26092010-10-01 Nick Clifton <nickc@redhat.com>
2610
2611 * expression.cc (eval): Replace dummy argument with NULL.
2612 (eval_maybe_dot): Check for a NULL result section pointer.
2613 (Symbol_expression::value): Likewise.
2614 (Dot_expression::value): Likewise.
2615 (BINARY_EXPRESSION): Likewise.
2616 (Max_expression::value): Likewise.
2617 (Min_expression::value): Likewise.
2618 (Absolute_expression::value): Likewise.
2619 (Addr_expression::value_from_output_section): Likewise.
2620 (Loaddddr_expression::value_from_output_section): Likewise.
2621 (Segment_start_expression::value): Likewise.
2622 * script-sections.cc
2623 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2624 argument with NULL.
2625 (Sections_elememt_dot_assignment::set_section_addresses):
2626 Likewise.
2627 (Output_data_expression::do_write_to_buffer): Likewise.
2628 (Output_section_definition::finalize_symbols): Likewise.
2629 (Output_section_definition::set_section_addresses): Likewise.
2630
f81bc8b5
DK		 26312010-09-30 Doug Kwan <dougkwan@google.com>
2632
2633 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2634
c95e9f27
ST		 26352010-09-28 Sriraman Tallam <tmsriram@google.com>
2636
2637 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2638 function.
c95e9f27
ST		 2639 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2640 virtual function.
2641 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2642 virtual function.
2643 * icf.cc (get_section_contents): Inline merge sections only when
2644 target allows it.
2645
3cac54d2
RW		 26462010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2647
2648 * configure: Regenerate.
2649
2904037a
ILT		 26502010-09-17 Ian Lance Taylor <iant@google.com>
2651
2652 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2653 * testsuite/Makefile.am (memory_test.o): New target.
2654 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2655 memory_test.t.
2656 * testsuite/Makefile.in: Rebuild.
2904037a 2657
bca7fb63
DK		 26582010-09-17 Doug Kwan <dougkwan@google.com>
2659
2660 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2661 defintion if relocation uses GOT entries of the symbol.
2662 * testsuite/icf_safe_test.sh: Fix test.
2663 * testsuite/icf_safe_so_test.sh: Fix test.
2664
4ef28648
CC		 26652010-09-16 Cary Coutant <ccoutant@google.com>
2666
2667 * script_sections.cc (class Memory_region): Remove "NULL" from
2668 vector initializations.
2669
793990de
CC		 26702010-09-15 Cary Coutant <ccoutant@google.com>
2671
2672 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2673 Resolve forwarding symbols.
2674
81e015e2
DK		 26752010-09-15 Doug Kwan <dougkwan@google.com>
2676
2677 * gold/testsuite/script_test_3.t: Add ARM special sections.
2678 * gold/testsuite/script_test_4.t: Same.
2679 * gold/testsuite/script_test_5.t: Same.
2680 * gold/testsuite/script_test_6.t: Same.
2681 * gold/testsuite/script_test_7.t: Same.
2682 * gold/testsuite/script_test_7.t: Same.
2683 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2684
36171d64
CC		 26852010-09-14 Cary Coutant <ccoutant@google.com>
2686
2687 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2688 (Target_x86_64::Relocate::relocate_tls): Replace check for
2689 saw_tls_block_reloc_ with test for executable section.
2690
d89051bd
CC		 26912010-09-12 Cary Coutant <ccoutant@google.com>
2692
2693 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2694 position-independent executables to shared libraries need dynamic
2695 relocations.
2696 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2697 position-independent executables.
2698 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2699 * testsuite/Makefile.in: Regenerate.
2700
fca41f0f
NC		 27012010-09-10 Nick Clifton <nickc@redhat.com>
2702
2703 PR gold/11997
2704 * testsuite/memory_test.t: Discard any sections that are not
2705 needed.
2706
6695e4b3
L		 27072010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2708
2709 PR gold/11996
2710 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2711 "This::" to work around a bug in gcc 4.2.
2712
2713 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2714
0f72bf6f
RÁE		 27152010-09-09 Rafael Espindola <espindola@google.com>
2716
2717 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2718 sections with different PF_X flags in the same segment.
2719 (Layout::find_first_load_seg): Search all segments to find the first
2720 one.
2721 * options.h (rosegment): New.
2722
27232010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2724
05a79166 2725 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2726
aa98ff75
DK		 27272010-09-08 Doug Kwan <dougkwan@google.com>
2728
2729 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2730 (Arm_relobj::do_relocate_sections): Add new parameter for output
2731 file to match the parent.
2732 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2733 of local symbols instead of input values. Update code to track
2734 changes in gold::relocate_section.
2735 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2736 (Sized_relobj::compute_final_local_value_internal): New methods.
2737 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2738 body into private version of Sized_relobj::compute_final_local_value.
2739 Call the inline method.
2740 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2741 merged symbol value if there is one.
2742 (Symbol_value::has_output_value): New method defintiion.
2743 (Sized_relobj::Compute_final_local_value_status): New enum type.
2744 (Sized_relobj::compute_final_local_value): New methods.
2745 (Sized_relobj::compute_final_local_value_internal): New methods.
2746 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2747 and arm_cortex_a8.sh.
2748 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2749 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2750 New tests.
2751 * Makefile.in: Regenerate.
2752 * testsuite/arm_bl_out_of_range.s: Update test.
2753 * testsuite/thumb_bl_out_of_range.s: Ditto.
2754 * testsuite/thumb_blx_out_of_range.s: Ditto.
2755 * testsuite/arm_branch_out_of_range.sh: New file.
2756 * testsuite/arm_cortex_a8.sh: Ditto.
2757 * testsuite/arm_cortex_a8_b.s: Ditto.
2758 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2759 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2760 * testsuite/arm_cortex_a8_bl.s: Ditto.
2761 * testsuite/arm_cortex_a8_blx.s: Ditto.
2762 * testsuite/arm_cortex_a8_local.s: Ditto.
2763 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2764 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2765
05a79166
L		 27662010-09-08 Rafael Espindola <espindola@google.com>
2767
2768 * Makefile.am (memory_test.stdout): Run readelf with -W.
2769 * Makefile.in: Regenerate.
2770 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2771 64 bit output.
2772
33dbc701
RÁE		 27732010-09-08 Rafael Espindola <espindola@google.com>
2774
2775 * script-sections.cc (Script_sections::add_memory_region): Convert
2776 field precision to int.
2777 * script.cc (script_set_section_region, script_set_section_region):
2778 Convert field precision to int.
2779
731ca54a
RÁE		 27802010-09-08 Rafael Espindola <espindola@google.com>
2781
2782 * arm.cc (do_finalize_sections): Create the __exidx_start and
2783 __exdix_end symbols even when the section is missing.
2784
7f8cd844
NC		 27852010-09-08 Nick Clifton <nickc@redhat.com>
2786
2787 * README: Remove claim that MEMORY is not supported.
2788 * expression.cc (script_exp_function_origin)
2789 (script_exp_function_length): Move from here to ...
2790 * script.cc: ... here.
2791 (script_set_section_region, script_add_memory)
2792 (script_parse_memory_attr, script_include_directive): New
2793 functions.
2794 * script-sections.cc
2795 (class Memory_region): New class.
2796 (class Output_section_definition): Add set_memory_region,
2797 set_section_vma, set_section_lma and get_section_name methods.
2798 (class Script_Sections): Add add_memory_region,
2799 find_memory_region, find_memory_region_origin,
2800 find_memory_region_length and set_memory_region methods.
2801 Have set_section_addresses method walk the list of set memory
2802 regions.
2803 Extend the print methos to display memory regions.
2804 * script-sections.h: Add prototypes for new methods.
2805 Add enum for MEMORY region attributes.
2806 * yyscript.y: Add support for parsing MEMORY regions.
2807 * script-c.h: Add prototypes for new functions.
2808 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2809 * testsuite/Makefile.in: Regenerate.
2810 * testsuite/memory_test.sh: New script.
2811 * testsuite/memory_test.s: New assembler source file.
2812 * testsuite/memory_test.t: New linker script.
2813
a4649286
DK		 28142010-08-27 Doug Kwan <dougkwan@google.com>
2815
2816 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2817 reference override an existing dynamic weak reference.
2818 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2819 * testsuite/Makefile.in: Regenerate.
2820 * testsuite/dyn_weak_ref.sh: New file.
2821 * testsuite/dyn_weak_ref_1.c: Ditto.
2822 * testsuite/dyn_weak_ref_2.c: Ditto.
2823
b56648ad
ILT		 28242010-08-27 Ian Lance Taylor <iant@google.com>
2825
2826 * incremental.h (class Incremental_input_entry): Add virtual
2827 destructor.
2828
809313cb
ILT		 28292010-08-27 Ian Lance Taylor <iant@google.com>
2830
2831 * testsuite/start_lib_test_3.c: Mark t3 as used.
2832
11e32464
NC		 28332010-08-27 Nick Clifton <nickc@redhat.com>
2834
2835 * options.cc (version_script): Fix small typo in previous
2836 whitespace tidyup.
2837
ca09d69a
NC		 28382010-08-25 Nick Clifton <nickc@redhat.com>
2839
2840 * archive.cc: Formatting fixes: Remove whitespace between
2841 typename and following asterisk. Remove whitespace between
2842 function name and opening parenthesis.
2843 * archive.h: Likewise.
2844 * arm.cc: Likewise.
2845 * attributes.cc: Likewise.
2846 * attributes.h: Likewise.
2847 * common.cc: Likewise.
2848 * copy-relocs.cc: Likewise.
2849 * dirsearch.h: Likewise.
2850 * dynobj.cc: Likewise.
2851 * ehframe.cc: Likewise.
2852 * ehframe.h: Likewise.
2853 * expression.cc: Likewise.
2854 * fileread.cc: Likewise.
2855 * fileread.h: Likewise.
2856 * gc.h: Likewise.
2857 * gold-threads.cc: Likewise.
2858 * gold.cc: Likewise.
2859 * i386.cc: Likewise.
2860 * icf.h: Likewise.
2861 * incremental-dump.cc: Likewise.
2862 * incremental.cc: Likewise.
2863 * layout.cc: Likewise.
2864 * layout.h: Likewise.
2865 * main.cc: Likewise.
2866 * merge.cc: Likewise.
2867 * merge.h: Likewise.
2868 * object.cc: Likewise.
2869 * object.h: Likewise.
2870 * options.cc: Likewise.
2871 * options.h: Likewise.
2872 * output.cc: Likewise.
2873 * output.h: Likewise.
2874 * plugin.cc: Likewise.
2875 * plugin.h: Likewise.
2876 * powerpc.cc: Likewise.
2877 * reloc.cc: Likewise.
2878 * script-c.h: Likewise.
2879 * script-sections.cc: Likewise.
2880 * script.cc: Likewise.
2881 * stringpool.cc: Likewise.
2882 * symtab.cc: Likewise.
2883 * symtab.h: Likewise.
2884 * target.cc: Likewise.
2885 * timer.cc: Likewise.
2886 * timer.h: Likewise.
2887 * version.cc: Likewise.
2888 * x86_64.cc: Likewise.
2889
b8fa8750
NC		 28902010-08-24 Nick Clifton <nickc@redhat.com>
2891
2892 PR 11899
2893 * layout.cc (segment_precedes): Sort segments by their physical
2894 addresses, if they have been set.
2895
9919d93b
CC		 28962010-08-23 Cary Coutant <ccoutant@google.com>
2897
2898 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2899 symbols data.
2900 (Lib_group::include_member): Unlock object after deleting its
2901 symbols data.
2902 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2903 the bug fixed here.
2904
97b4be1c
CC		 29052010-08-19 Neil Vachharajani <nvachhar@google.com>
2906 Cary Coutant <ccoutant@google.com>
2907
2908 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2909 constructor, and set_blocker.
2910 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2911 readsyms_blocker_.
2912 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2913 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2914 * testsuite/Makefile.am (start_lib_test): New test case.
2915 * testsuite/Makefile.in: Regenerate.
2916 * testsuite/start_lib_test_main.c: New file.
2917 * testsuite/start_lib_test_1.c: New file.
2918 * testsuite/start_lib_test_2.c: New file.
2919 * testsuite/start_lib_test_3.c: New file.
2920
dd0b1884
ILT		 29212010-08-19 Ian Lance Taylor <iant@google.com>
2922
2923 * Makefile.in: Rebuild with automake 1.11.1.
2924 * aclocal.m4: Likewise.
2925 * testsuite/Makefile.in: Likewise.
2926
7223e9ca
ILT		 29272010-08-19 Ian Lance Taylor <iant@google.com>
2928
2929 PR 10893
2930 * i386.cc (class Output_data_plt_i386): Update declarations.
2931 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2932 local_ifuncs_ fields.
2933 (Target_i386::do_plt_section_for_global): New function.
2934 (Target_i386::do_plt_section_for_local): New function.
2935 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2936 parameter; change all callers. Initialize global_ifuncs_ and
2937 local_ifuncs_. If doing a static link define __rel_iplt_start and
2938 __rel_iplt_end.
2939 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2940 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2941 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2942 symbols.
2943 (Target_i386::make_plt_section): New function, broken out of
2944 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2945 (Target_i386::make_plt_entry): Call make_plt_section.
2946 (Target_i386::make_local_ifunc_plt_entry): New function.
2947 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2948 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2949 R_386_IRELATIVE to switch.
2950 (Target_i386::Scan::global): Likewise.
2951 (Target_i386::Relocate::relocate): Likewise.
2952 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2953 switch.
2954 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2955 (Target_x86_64::do_plt_section_for_global): New function.
2956 (Target_x86_64::do_plt_section_for_local): New function.
2957 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2958 parameter; change all callers. If doing a static link define
2959 __rela_iplt_start and __rela_iplt_end.
2960 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2961 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2962 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2963 to point to .plt.
2964 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2965 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2966 switch.
2967 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2968 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2969 R_X86_64_IRELATIVE to switch.
2970 (Target_x86_64::Scan::global): Likewise.
2971 (Target_x86_64::Relocate::relocate): Likewise.
2972 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2973 switch.
2974 * target.h (class Target): Add plt_section_for_global and
2975 plt_section_for_local functions. Add do_plt_section_for_global
2976 and do_plt_section_for_local virtual functions.
2977 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2978 clarifying comments.
2979 (Symbol::use_plt_offset): Handle IFUNC symbol.
2980 * object.cc (Sized_relobj::Sized_relobj): Initialize
2981 local_plt_offsets_.
2982 (Sized_relobj::local_has_plt_offset): New function.
2983 (Sized_relobj::local_plt_offset): New function.
2984 (Sized_relobj::set_local_plt_offset): New function.
2985 (Sized_relobj::do_count): Handle IFUNC symbol.
2986 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2987 a bit away from input_shndx_ field. Add set_is_func_symbol and
2988 is_ifunc_symbol functions.
2989 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2990 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2991 local_plt_offsets_ field.
2992 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2993 * output.h (class Output_section_data): Add non-const
2994 output_section function.
2995 (class Output_data_got): Update declarations.
2996 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2997 Add use_plt_offset parameter to global and local constructors.
2998 Change all callers. Change local_sym_index_ field to 31 bits.
2999 Change GSYM_CODE and CONSTANT_CODE accordingly.
3000 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3001 doing a static link don't set sh_link field.
3002 (Output_data_got::Got_entry::write): Use PLT offset if
3003 appropriate.
3004 (Output_data_got::add_global_plt): New function.
3005 (Output_data_got::add_local_plt): New function.
3006 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3007 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3008 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3009 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3010 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3011 IFUNC conditional.
3012 * testsuite/ifunc-sel.h: New file.
3013 * testsuite/ifuncmain1.c: New file.
3014 * testsuite/ifuncmain1vis.c: New file.
3015 * testsuite/ifuncmod1.c: New file.
3016 * testsuite/ifuncdep2.c: New file.
3017 * testsuite/ifuncmain2.c: New file.
3018 * testsuite/ifuncmain3.c: New file.
3019 * testsuite/ifuncmod3.c: New file.
3020 * testsuite/ifuncmain4.c: New file.
3021 * testsuite/ifuncmain5.c: New file.
3022 * testsuite/ifuncmod5.c: New file.
3023 * testsuite/ifuncmain6pie.c: New file.
3024 * testsuite/ifuncmod6.c: New file.
3025 * testsuite/ifuncmain7.c: New file.
3026 * configure, testsuite/Makefile.in: Rebuild.
3027
56f75c03
ILT		 30282010-08-18 Ian Lance Taylor <iant@google.com>
3029
3030 * incremental.cc
3031 (Output_section_incremental_inputs::write_input_files): Add cast
3032 to avoid signed/unsigned comparison warning.
3033 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3034
55455f89
CC		 30352010-08-12 Cary Coutant <ccoutant@google.com>
3036
3037 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3038
e2054bcb
ILT		 30392010-08-13 Ian Lance Taylor <iant@google.com>
3040
3041 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3042
74f67560
DK		 30432010-08-12 Cary Coutant <ccoutant@google.com>
3044 Doug Kwan <dougkwan@google.com>
3045
3046 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3047 defintion overrides non-weak undef, remember that the original undef
3048 is not weak.
3049 * symtab.cc (Symbol_table::sized_write_global): For undef without
3050 an original weak binding, set binding to global in output.
3051 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3052 * testsuite/Makefile.in: Regenerate.
3053 * testsuite/strong_ref_weak_def.sh: New file.
3054 * testsuite/strong_ref_weak_def_1.c: Ditto.
3055 * testsuite/strong_ref_weak_def_2.c: Ditto.
3056
d1238d12
CC		 30572010-08-12 Cary Coutant <ccoutant@google.com>
3058
3059 * testsuite/incremental_test.sh: Rewrite.
3060 * testsuite/incremental_test_1.c: Rewrite.
3061 * testsuite/incremental_test_2.c: Rewrite.
3062
0e70b911
CC		 30632010-08-12 Cary Coutant <ccoutant@google.com>
3064
3065 * arm.cc (Target_arm::got_size): Add const.
3066 (Target_arm::got_entry_count): New function.
3067 (Target_arm::plt_entry_count): New function.
3068 (Target_arm::first_plt_entry_offset): New function.
3069 (Target_arm::plt_entry_size): New function.
3070 (Output_data_plt_arm::entry_count): New function.
3071 (Output_data_plt_arm::first_plt_entry_offset): New function.
3072 (Output_data_plt_arm::get_plt_entry_size): New function.
3073 * i386.cc (Target_i386::got_size): Add const.
3074 (Target_i386::got_entry_count): New function.
3075 (Target_i386::plt_entry_count): New function.
3076 (Target_i386::first_plt_entry_offset): New function.
3077 (Target_i386::plt_entry_size): New function.
3078 (Output_data_plt_i386::entry_count): New function.
3079 (Output_data_plt_i386::first_plt_entry_offset): New function.
3080 (Output_data_plt_i386::get_plt_entry_size): New function.
3081 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3082 find_incremental_inputs_sections. Dump incremental_got_plt section.
3083 * incremental.cc: Include target.h.
3084 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3085 parameter. Adjust all callers. Find incremental_got_plt section.
3086 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3087 section.
3088 (Output_section_incremental_inputs::set_final_data_size): Calculate
3089 size of incremental_got_plt section.
3090 (Output_section_incremental_inputs::do_write): Write the
3091 incremental_got_plt section.
3092 (Got_plt_view_info): New struct.
3093 (Local_got_offset_visitor): New class.
3094 (Global_got_offset_visitor): New class.
3095 (Global_symbol_visitor_got_plt): New class.
3096 (Output_section_incremental_inputs::write_got_plt): New function.
3097 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3098 Add parameter. Adjust all callers.
3099 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3100 (Incremental_inputs::got_plt_section): New function.
3101 (Incremental_inputs::got_plt_section_): New data member.
3102 (Incremental_got_plt_reader): New class.
3103 * layout.cc (Layout::create_incremental_info_sections): Add the
3104 incremental_got_plt section.
3105 * object.h (Got_offset_list::get_list): New function.
3106 (Got offset_list::for_all_got_offsets): New function.
3107 (Sized_relobj::local_got_offset_list): New function.
3108 * powerpc.cc (Target_powerpc::got_size): Add const.
3109 (Target_powerpc::got_entry_count): New function.
3110 (Target_powerpc::plt_entry_count): New function.
3111 (Target_powerpc::first_plt_entry_offset): New function.
3112 (Target_powerpc::plt_entry_size): New function.
3113 (Output_data_plt_powerpc::entry_count): New function.
3114 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3115 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3116 * sparc.cc (Target_sparc::got_size): Add const.
3117 (Target_sparc::got_entry_count): New function.
3118 (Target_sparc::plt_entry_count): New function.
3119 (Target_sparc::first_plt_entry_offset): New function.
3120 (Target_sparc::plt_entry_size): New function.
3121 (Output_data_plt_sparc::entry_count): New function.
3122 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3123 (Output_data_plt_sparc::get_plt_entry_size): New function.
3124 * symtab.h (Symbol::got_offset_list): New function.
3125 (Symbol_table::for_all_symbols): New function.
3126 * target.h (Sized_target::got_entry_count): New function.
3127 (Sized_target::plt_entry_count): New function.
3128 (Sized_target::plt_entry_size): New function.
3129 * x86_64.cc (Target_x86_64::got_size): Add const.
3130 (Target_x86_64::got_entry_count): New function.
3131 (Target_x86_64::plt_entry_count): New function.
3132 (Target_x86_64::first_plt_entry_offset): New function.
3133 (Target_x86_64::plt_entry_size): New function.
3134 (Output_data_plt_x86_64::entry_count): New function.
3135 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3136 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3137
09ec0418
CC		 31382010-08-12 Cary Coutant <ccoutant@google.com>
3139
3140 * archive.cc: Include incremental.h.
3141 (Archive::Archive): Initialize incremental_info_.
3142 (Archive::include_member): Record archive members in incremental info.
3143 (Add_archive_symbols::run): Record begin and end of an archive in
3144 incremental info.
3145 (Lib_group::include_member): Record objects in incremental info.
3146 * archive.h (Incremental_archive_entry): Forward declaration.
3147 (Archive::set_incremental_info): New member function.
3148 (Archive::incremental_info): New member function.
3149 (Archive::Unused_symbol_iterator): New class.
3150 (Archive::unused_symbols_begin): New member function.
3151 (Archive::unused_symbols_end): New member function.
3152 (Archive::incremental_info_): New data member.
3153 * incremental-dump.cc (find_input_containing_global): New function.
3154 (dump_incremental_inputs): Dump new incremental info sections.
3155 * incremental.cc: Include symtab.h.
3156 (Output_section_incremental_inputs): New class.
3157 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3158 new incremental info sections.
3159 (Sized_incremental_binary::do_check_inputs): Likewise.
3160 (Incremental_inputs::report_archive): Remove.
3161 (Incremental_inputs::report_archive_begin): New function.
3162 (Incremental_inputs::report_archive_end): New function.
3163 (Incremental_inputs::report_object): New function.
3164 (Incremental_inputs::finalize_inputs): Remove.
3165 (Incremental_inputs::report_input_section): New function.
3166 (Incremental_inputs::report_script): Rewrite.
3167 (Incremental_inputs::finalize): Do nothing but finalize string table.
3168 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3169 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3170 (Incremental_inputs::create_data_sections): New function.
3171 (Incremental_inputs::relocs_entsize): New function.
3172 (Output_section_incremental_inputs::set_final_data_size): New function.
3173 (Output_section_incremental_inputs::do_write): New function.
3174 (Output_section_incremental_inputs::write_header): New function.
3175 (Output_section_incremental_inputs::write_input_files): New function.
3176 (Output_section_incremental_inputs::write_info_blocks): New function.
3177 (Output_section_incremental_inputs::write_symtab): New function.
3178 * incremental.h (Incremental_script_entry): Forward declaration.
3179 (Incremental_object_entry): Forward declaration.
3180 (Incremental_archive_entry): Forward declaration.
3181 (Incremental_inputs): Forward declaration.
3182 (Incremental_inputs_header_data): Remove.
3183 (Incremental_inputs_header): Remove.
3184 (Incremental_inputs_header_write): Remove.
3185 (Incremental_inputs_entry_data): Remove.
3186 (Incremental_inputs_entry): Remove.
3187 (Incremental_inputs_entry_write): Remove.
3188 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3189 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3190 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3191 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3192 Likewise.
3193 (Incremental_input_entry): New class.
3194 (Incremental_script_entry): New class.
3195 (Incremental_object_entry): New class.
3196 (Incremental_archive_entry): New class.
3197 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3198 (Incremental_inputs::report_inputs): Remove.
3199 (Incremental_inputs::report_archive): Remove.
3200 (Incremental_inputs::report_archive_begin): New function.
3201 (Incremental_inputs::report_archive_end): New function.
3202 (Incremental_inputs::report_object): Change prototype.
3203 (Incremental_inputs::report_input_section): New function.
3204 (Incremental_inputs::report_script): Change prototype.
3205 (Incremental_inputs::get_reloc_count): New function.
3206 (Incremental_inputs::set_reloc_count): New function.
3207 (Incremental_inputs::create_data_sections): New function.
3208 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3209 (Incremental_inputs::inputs_section): New function.
3210 (Incremental_inputs::symtab_section): New function.
3211 (Incremental_inputs::relocs_section): New function.
3212 (Incremental_inputs::get_stringpool): Add const.
3213 (Incremental_inputs::command_line): Add const.
3214 (Incremental_inputs::inputs): Remove.
3215 (Incremental_inputs::command_line_key): New function.
3216 (Incremental_inputs::input_file_count): New function.
3217 (Incremental_inputs::input_files): New function.
3218 (Incremental_inputs::relocs_entsize): New function.
3219 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3220 (Incremental_inputs::finalize_inputs): Remove.
3221 (Incremental_inputs::Input_info): Remove.
3222 (Incremental_inputs::lock_): Remove.
3223 (Incremental_inputs::inputs_): Change type.
3224 (Incremental_inputs::inputs_map_): Remove.
3225 (Incremental_inputs::current_object_entry_): New data member.
3226 (Incremental_inputs::inputs_section_): New data member.
3227 (Incremental_inputs::symtab_section_): New data member.
3228 (Incremental_inputs::relocs_section_): New data member.
3229 (Incremental_inputs::reloc_count_): New data member.
3230 (Incremental_inputs_reader): New class.
3231 (Incremental_symtab_reader): New class.
3232 (Incremental_relocs_reader): New class.
3233 * layout.cc (Layout::finalize): Move finalization of incremental info
3234 and creation of incremental info sections to follow finalization of
3235 symbol table. Set offsets for postprocessing sections.
3236 (Layout::create_incremental_info_sections): Call
3237 Incremental_inputs::create_data_sections. Add incremental symtab
3238 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3239 sections to layout after input sections.
3240 * layout.h (struct Timespec): Forward declaration.
3241 (Layout::incremental_inputs): Add const.
3242 (Layout::create_incremental_info_sections): Add parameter.
3243 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3244 * object.cc: Include incremental.h.
3245 (Relobj::finalize_incremental_relocs): New function.
3246 (Sized_relobj::do_layout): Record input sections in incremental info.
3247 * object.h (Object::output_section): New function.
3248 (Object::output_section_offset): Moved from Relobj.
3249 (Object::get_incremental_reloc_base): New function.
3250 (Object::get_incremental_reloc_count): New function.
3251 (Object::do_output_section): New function.
3252 (Object::do_output_section_offset): Moved from Relobj.
3253 (Object::do_get_incremental_reloc_base): New function.
3254 (Object::do_get_incremental_reloc_count): New function.
3255 (Object::Object): Initialize new data members.
3256 (Relobj::output_section): Renamed do_output_section and moved to
3257 protected.
3258 (Relobj::output_section_offset): Moved to Object.
3259 (Relobj::do_get_incremental_reloc_base): New function.
3260 (Relobj::do_get_incremental_reloc_count): New function.
3261 (Relobj::allocate_incremental_reloc_counts): New function.
3262 (Relobj::count_incremental_reloc): New function.
3263 (Relobj::finalize_incremental_relocs): New function.
3264 (Relobj::next_incremental_reloc_index): New function.
3265 (Relobj::reloc_counts_): New data member.
3266 (Relobj::reloc_bases_): New data member.
3267 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3268 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3269 (Sized_relobj::incremental_relocs_scan): New function.
3270 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3271 (Sized_relobj::incremental_relocs_write): New function.
3272 (Sized_relobj::incremental_relocs_write_reltype): New function.
3273 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3274 incremental link.
3275 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3276 archives and object files elsewhere.
3277 (Add_symbols::run): Report object files here.
3278 (Finish_group::run): Report end of archive at end of group.
3279 * reloc.cc: Include layout.h, incremental.h.
3280 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3281 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3282 (Sized_relobj::incremental_relocs_scan): New function.
3283 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3284 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3285 (Sized_relobj::incremental_relocs_write): New function.
3286 (Sized_relobj::incremental_relocs_write_reltype): New function.
3287 * script.cc (read_input_script): Rewrite test for incremental link.
3288 Change call to Incremental_inputs::report_script.
3289 * symtab.h (Symbol_table::first_global_index): New function.
3290 (Symbol_table::output_count): New function.
3291
ce0d1972
DK		 32922010-08-12 Doug Kwan <dougkwan@google.com>
3293
3294 * arm.cc (Target_arm::merge_object_attributes): Check command line
3295 options --no-wchar-size-warning and --no-enum-size-warning.
3296 * options.h (General_options): Add ld-compatible options
3297 --no-enum-size-warning and --no-wchar-size-warning.
3298
6e5710ce
ILT		 32992010-08-04 Ian Lance Taylor <iant@google.com>
3300
3301 * x86_64.cc (Target_x86_64::Scan::local): Use
3302 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3303 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3304 (Target_x86_64::Scan::global): Likewise.
3305 (Target_x86_64::Relocate::relocate): Likewise.
3306 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3307 Likewise.
3308
fef830db
CC		 33092010-08-03 Cary Coutant <ccoutant@google.com>
3310
3311 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3312 to reserve space in merged_strings vector. Keep total input size
3313 for stats.
3314 (Output_merge_string::do_print_merge_stats): Print total input size.
3315 * merge.h (Output_merge_string): Add input_size_ field.
3316 * stringpool.cc (Stringpool_template::string_length): Move
3317 implementations out of Stringpool_template class and place in
3318 stringpool.h.
3319 * stringpool.h (string_length): Move out of Stringpool_template.
3320
1e3811b0
ILT		 33212010-08-03 Ian Lance Taylor <iant@google.com>
3322
3323 PR 11712
3324 * layout.cc (relaxation_loop_body): If address of load segment is
3325 set, adjust address to include headers if possible.
3326
7af0c620
ILT		 33272010-08-03 Ian Lance Taylor <iant@google.com>
3328
3329 * version.cc (version_string): Bump to 1.10.
3330
22f0da72
ILT		 33312010-08-03 Ian Lance Taylor <iant@google.com>
3332
3333 PR 11805
3334 * layout.h (enum Output_section_order): Define.
3335 (class Layout): Update declarations.
3336 * layout.cc (Layout::get_output_section): Add order parameter.
3337 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3338 is_first_non_relro parameters. Change all callers.
3339 (Layout::choose_output_section): Likewise.
3340 (Layout::add_output_section_data): Likewise.
3341 (Layout::make_output_section): Likewise. Set order.
3342 (Layout::default_section_order): New function.
3343 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3344 * output.cc (Output_section::Output_section): Initialize order_.
3345 Don't initialize deleted fields.
3346 (Output_segment::Output_segment): Don't initialize deleted
3347 fields.
3348 (Output_segment::add_output_section_to_load): New function
3349 replacing add_output_section. Change all callers to call this or
3350 add_output_section_to_nonload.
3351 (Output_segment::add_output_section_to_nonload): New function.
3352 (Output_segment::remove_output_section): Rewrite.
3353 (Output_segment::add_initial_output_data): Likewise.
3354 (Output_segment::has_any_data_sections): Likewise.
3355 (Output_segment::is_first_section_relro): Likewise.
3356 (Output_segment::maximum_alignment): Likewise.
3357 (Output_segment::has_dynamic_reloc): New function replacing
3358 dynamic_reloc_count. Change all callers.
3359 (Output_segment::has_dynamic_reloc_list): New function replacing
3360 dynamic_reloc_count_list. Change all callers.
3361 (Output_segment::set_section_addresses): Rewrite.
3362 (Output_segment::set_offset): Rewrite.
3363 (Output_segment::find_first_and_last_list): Remove.
3364 (Output_segment::set_tls_offsets): Rewrite.
3365 (Output_segment::first_section_load_address): Likewise.
3366 (Output_segment::output_section_count): Likewise.
3367 (Output_segment::section_with_lowest_load_address): Likewise.
3368 (Output_segment::write_section_headers): Likewise.
3369 (Output_segment::print_sections_to_map): Likewise.
3370 * output.h (class Output_data): Remove dynamic_reloc_count_
3371 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3372 (Output_data::add_dynamic_reloc): Rewrite.
3373 (Output_data::has_dynamic_reloc): New function.
3374 (Output_data::dynamic_reloc_count): Remove.
3375 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3376 is_last_relro_, is_first_non_relro_, is_interp_,
3377 is_dynamic_linker_section_ fields. Add order and set_order
3378 functions. Remove is_relro_local, set_is_relro_local,
3379 is_last_relro, set_is_last_relro, is_first_non_relro,
3380 set_is_first_non_relro functions, is_interp, set_is_interp,
3381 is_dynamic_linker_section, and set_is_dynamic_linker_section
3382 functions.
3383 (class Output_segment): Change Output_data_list from std::list to
3384 std:;vector. Add output_lists_ field. Remove output_data_ and
3385 output_bss_ fields. Update declarations.
3386
3ff2ccb0
ILT		 33872010-08-02 Ian Lance Taylor <iant@google.com>
3388
3389 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3390 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3391 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3392
88a4108b
ILT		 33932010-08-02 Ian Lance Taylor <iant@google.com>
3394
3395 PR 11855
3396 * script.cc (Script_options::Script_options): Initialize
3397 symbol_definitions_ and symbol_references_.
3398 (Script_options::add_symbol_assignment): Update
3399 symbol_definitions_ and symbol_references_.
3400 (Script_options::add_symbol_reference): New function.
3401 (script_symbol): New function.
3402 * script.h (class Script_options): Add symbol_definitions_ and
3403 symbol_references_ fields.
3404 (Script_options::referenced_const_iterator): New type.
3405 (Script_options::referenced_begin): New function.
3406 (Script_options::referenced_end): New function.
3407 (Script_options::is_referenced): New function.
3408 (Script_options::any_unreferenced): New function.
3409 * script-c.h (script_symbol): Declare.
3410 * yyscript.y (exp): Call script_symbol.
3411 * symtab.cc: Include "script.h".
3412 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3413 Change all callers. Check symbols referenced by scripts.
3414 (Symbol_table::add_undefined_symbols_from_command_line): Add
3415 layout parameter. Change all callers.
3416 (Symbol_table::do_add_undefined_symbols_from_command_line):
3417 Likewise. Break out loop body. Check symbols referenced by
3418 scripts.
3419 (Symbol_table::add_undefined_symbol_from_command_line): New
3420 function broken out of
3421 do_add_undefined_symbols_from_command_line.
3422 * symtab.h (class Symbol_table): Update declarations.
3423 * archive.cc: Include "layout.h".
3424 (Archive::should_include_member): Add layout parameter. Change
3425 all callers. Check for symbol mentioned in expression.
3426 * archive.h (class Archive): Update declaration.
3427 * object.cc (Sized_relobj::do_should_include_member): Add layout
3428 parameter.
3429 * object.h (Object::should_include_member): Add layout parameter.
3430 Change all callers.
3431 (Object::do_should_include_member): Add layout parameter.
3432 (class Sized_relobj): Update declaration.
3433 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3434 parameter.
3435 * dynobj.h (class Sized_dynobj): Update declaration.
3436 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3437 layout parameter.
3438 * plugin.h (class Sized_pluginobj): Update declaration.
3439
5f1ab67a
ILT		 34402010-08-02 Ian Lance Taylor <iant@google.com>
3441
3442 PR 11866
3443 * output.cc (Output_segment::set_offset): Search for the first and
3444 last sections rather than assuming that the list is in order.
3445 (Output_segment::find_first_and_last_list): New function.
3446 * output.h (class Output_segment): Update declarations.
3447 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3448 (relro_strip_test_SOURCES): New variable.
3449 (relro_strip_test_DEPENDENCIES): New variable.
3450 (relro_strip_test_LDFLAGS): New variable.
3451 (relro_strip_test_LDADD): New variable.
3452 (relro_strip_test.so): New target.
3453
a8df5856
ILT		 34542010-08-02 Ian Lance Taylor <iant@google.com>
3455
3456 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3457 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3458 (Target_i386::got_tlsdesc_section): New function.
3459 (Target_i386::got_section): Create space for GOT entries for
3460 TLSDESC relocations.
3461 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3462 R_386_TLS_GOTDESC.
3463 (Target_i386::Scan::global): Likewise.
3464 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3465 using TLSDESC GOT.
3466 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3467 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3468 (Target_x86_64::got_tlsdesc_section): New function.
3469 (Target_x86_64::got_section): Create space for GOT entries for
3470 TLSDESC relocations.
3471 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3472 R_386_TLS_GOTDESC.
3473 (Target_x86_64::Scan::global): Likewise.
3474 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3475 using TLSDESC GOT.
3476
0c10a0a6
ILT		 34772010-08-02 Ian Lance Taylor <iant@google.com>
3478
3479 * testsuite/final_layout.sh: Use dc to convert from hex to
3480 decimal.
3481
41cbeecc
ST		 34822010-07-29 Sriraman Tallam <tmsriram@google.com>
3483
3484 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3485 paramter to the call to gold::gc_process_relocs.
3486 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3487 paramter to the call to gold::gc_process_relocs.
3488 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3489 parameter to the call to gold::gc_process_relocs.
3490 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3491 template parameter to the call to gold::gc_process_relocs.
3492 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3493 paramter to the call to gold::gc_process_relocs.
3494 * gc.h (get_embedded_addend_size): New function.
3495 (gc_process_relocs): Save the size of the reloc for use by ICF.
3496 * icf.cc (get_section_contents): Get the addend from the text section
3497 for SHT_REL relocation sections.
3498 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3499 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3500 * int_encoding.h (read_from_pointer): New overloaded function.
3501 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3502 * testsuite/icf_sht_rel_addend_test.sh: New file.
3503 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3504 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3505
6ea55b82
RW		 35062010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3507
3508 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3509 * Makefile.in: Regenerate.
3510 * testsuite/Makefile.in: Regenerate.
3511
9691462b
ILT		 35122010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3513
3514 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3515 * gold/testsuite/debug_msg.cc: Likewise.
3516 * gold/testsuite/odr_violation1.cc
3517 * gold/testsuite/odr_violation2.cc
3518
76897331
CC		 35192010-07-21 Cary Coutant <ccoutant@google.com>
3520
3521 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3522 string, and length fields.
3523 (Output_merge_string::Merged_strings_list): New type.
3524 (Output_merge_string::Merged_strings_lists): New typedef.
3525 (Output_merge_string): Replace merged_strings_ with
3526 merged_strings_lists_.
3527 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3528 Merged_strings_list per input object and section. Don't store pointer
3529 to the string. Don't store length with each merged string entry.
3530 (Output_merge_string::finalize_merged_data): Loop over list of merged
3531 strings lists. Recompute length of each merged string.
3532
78384e8f
CC		 35332010-07-15 Cary Coutant <ccoutant@google.com>
3534
3535 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3536 here.
3537
783659f9
ILT		 35382010-07-14 Ian Lance Taylor <iant@google.com>
3539
3540 * descriptors.cc (Descriptors::open): Report correct name in error
3541 message.
3542
131687b4
DK		 35432010-07-13 Doug Kwan <dougkwan@google.com>
3544
3545 * arm.cc (Arm_input_section::Arm_input_section): For a
3546 SHT_ARM_EXIDX section, always keeps the input sections.
3547 (Arm_input_section::set_exidx_section_link): New method.
3548 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3549 has_errors_ to false.
3550 (Arm_exidx_input_section::has_errors,
3551 Arm_exidx_input_section::set_has_errors): New methods.
3552 (Arm_exidx_input_section::has_errors_): New data member.
3553 (Arm_relobj::get_exidx_shndx_list): New method.
3554 (Arm_output_section::append_text_sections_to_list): Do not skip
3555 section without SHF_EXECINSTR.
3556 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3557 errors.
3558 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3559 section header. Make error messages more verbose. Check for
3560 a non-executable section linked to an EXIDX section.
3561 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3562 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3563 check that there is no deferred EXIDX section if we exit early.
3564 Instead of not making an EXIDX section in case of an error, make one
3565 and set the has_errors flag of it.
3566 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3567 in a relocatable link.
3568 (Target_arm::do_relax): Look for the EXIDX output section instead of
3569 assuming that it is called .ARM.exidx.
3570 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3571 section list. Do not check for SHF_EXECINSTR section flags but
3572 skip any input section with errors.
3573 * output.cc (Output_section::Output_section): Initialize
3574 always_keeps_input_sections_ to false.
3575 (Output_section::add_input_section): Check for
3576 always_keeps_input_sections_.
3577 * output.h (Output_section::always_keeps_input_sections,
3578 Output_section::set_always_keeps_input_sections): New methods.
3579 (Output_section::always_keeps_input_sections): New data member.
3580
69517287
RÁE		 35812010-07-13 Rafael Espindola <espindola@google.com>
3582
3583 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3584 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3585
82742395
ILT		 35862010-07-13 Philip Herron <herron.philip@googlemail.com>
3587 Ian Lance Taylor <iant@google.com>
3588
3589 * output.h (Output_section_lookup_maps::add_merge_section):
3590 Correct check of whether value was inserted.
3591 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3592 (Output_section_lookup_maps::add_relaxed_input_section):
3593 Likewise.
3594 * arm.cc (Target_arm::got_section): Remove used local os.
3595 * i386.cc (Target_i386::got_section): Likewise.
3596 * x86_64.cc (Target_x86_64::got_section): Likewise.
3597 * sparc.cc (Target_sparc::got_section): Likewise.
3598 (Target_sparc::relocate): Remove unused local have_got_offset.
3599 * powerpc.cc (Target_powerpc::relocate): Likewise.
3600
f2d707b5
ILT		 36012010-07-13 Ian Lance Taylor <iant@google.com>
3602
241531d6
ILT		 3603 * compressed_output.cc (zlib_decompress): Fix signature in
3604 !HAVE_ZLIB_H case.
3605
f2d707b5
ILT		 3606 * archive.cc (Archive::include_member): Unlock an external member
3607 of a thin archive. Don't bother to delete an object we know is
3608 NULL.
3609
a2e47362
CC		 36102010-07-12 Cary Coutant <ccoutant@google.com>
3611
3612 * compressed_output.cc (zlib_decompress): New function.
3613 (get_uncompressed_size): New function.
3614 (decompress_input_section): New function.
3615 * compressed_output.h (get_uncompressed_size): New function.
3616 (decompress_input_section): New function.
3617 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3618 Handle compressed debug sections.
3619 * layout.cc (is_compressed_debug_section): New function.
3620 (Layout::output_section_name): Map compressed section names to
3621 canonical names.
3622 * layout.h (is_compressed_debug_section): New function.
3623 (is_debug_info_section): Recognize compressed debug sections.
3624 * merge.cc: Include compressed_output.h.
3625 (Output_merge_data::do_add_input_section): Handle compressed
3626 debug sections.
3627 (Output_merge_string::do_add_input_section): Handle compressed
3628 debug sections.
3629 * object.cc: Include compressed_output.h.
3630 (Sized_relobj::Sized_relobj): Initialize new data members.
3631 (build_compressed_section_map): New function.
3632 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3633 * object.h (Object::section_is_compressed): New method.
3634 (Object::do_section_is_compressed): New method.
3635 (Sized_relobj::Compressed_section_map): New type.
3636 (Sized_relobj::do_section_is_compressed): New method.
3637 (Sized_relobj::compressed_sections_): New data member.
3638 * output.cc (Output_section::add_input_section): Handle compressed
3639 debug sections.
3640 * reloc.cc: Include compressed_output.h.
3641 (Sized_relobj::write_sections): Handle compressed debug sections.
3642
ce279a62
CC		 36432010-07-08 Cary Coutant <ccoutant@google.com>
3644
3645 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3646 weak when resolving to a dynamic def.
3647 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3648 for weak undef/dynamic def cases. Adjust callers.
3649 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3650 undef_binding_weak_.
3651 (Symbol_table::sized_write_globals): Adjust symbol binding.
3652 (Symbol_table::sized_write_symbol): Add binding parameter.
3653 * symtab.h (Symbol::set_undef_binding): New method.
3654 (Symbol::is_undef_binding_weak): New method.
3655 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3656 (Symbol_table::should_override): Add new parameter.
3657 (Symbol_table::sized_write_symbol): Add new parameter.
3658
3659 * testsuite/weak_undef_file1.cc: Add new test case.
3660 * testsuite/weak_undef_file2.cc: Fix header comment.
3661 * testsuite/weak_undef_test.cc: Add new test case.
3662
b2286c10
DK		 36632010-06-29 Doug Kwan <dougkwan@google.com>
3664
3665 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3666 Initialize USE_SYMBOL_.
3667 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3668 definition.
3669 (Arm_reloc_property::uses_symbol_): New data member declaration.
3670 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3671 uses symbol value and symbol is undefined but not weakly undefined.
3672
4802450a
RÁE		 36732010-06-28 Rafael Espindola <espindola@google.com>
3674
3675 * plugin.cc (Plugin::load): Use dlerror.
3676
e5ca47ba
ILT		 36772010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3678
3679 * symtab.cc (detect_odr_violations): When reporting an ODR
3680 violation, report an object where the symbol is defined.
3681
8a75a161
DK		 36822010-06-25 Doug Kwan <dougkwan@google.com>
3683
3684 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3685 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3686 definition.
3687 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3688 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3689 target hook to detect function points.
3690 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3691 * icf.h (Icf::check_section_for_function_pointers): Change type of
3692 parameter SECTION_NAME to const reference to std::string. Use
3693 target hook to determine if section may have unsafe pointers.
3694 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3695 method definition.
3696
42218b9f
RÁE		 36972010-06-21 Rafael Espindola <espindola@google.com>
3698
3699 * fileread.cc (Input_file::find_fie): New
3700 (Input_file::open): Use Input_file::find_fie.
3701 * fileread.h (Input_file::find_fie): New
3702 * plugin.cc (set_extra_library_path): New.
3703 (Plugin::load): Add set_extra_library_path to the transfer vector.
3704 (Plugin_manager::set_extra_library_path): New.
3705 (Plugin_manager::add_input_file): Use the extra search path if set.
3706 (set_extra_library_path(): New.
3707 * plugin.h (Plugin_manager): Add set_extra_library_path and
3708 extra_search_path_.
3709
a0506cca
CC		 37102010-06-19 Cary Coutant <ccoutant@google.com>
3711
3712 * layout.cc (gdb_sections): Add .debug_types.
3713 (lines_only_debug_sections): Likewise.
3714
6508b958
RÁE		 37152010-06-18 Rafael Espindola <espindola@google.com>
3716
3717 * plugin.cc (add_input_file,add_input_library)
3718 (Plugin_manager::add_input_file): Make filename arguments const.
3719 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3720 const.
3721
3e235302
DK		 37222010-06-16 Doug Kwan <dougkwan@google.com>
3723
3724 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3725 .ARM.attributes section if we have not merged any input
3726 attributes sections.
3727
106e8a6c
DK		 37282010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3729
3730 * arm.cc: Allow combining objects with no EABI version
3731 information.
3732
91ff43fe
RÁE		 37332010-06-15 Rafael Espindola <espindola@google.com>
3734
3735 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3736
68ed838c
ILT		 37372010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3738
3739 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3740 (struct iovec): Correct !HAVE_READV definition.
3741
f3a2388f
CC		 37422010-06-10 Cary Coutant <ccoutant@google.com>
3743
3744 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3745 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3746 reloc sections.
3747 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3748
3749 PR 11683
3750 * symtab.h (Symbol::is_placeholder): New member function.
3751 * target-reloc.h (relocate_section): Check for placeholder symbols.
3752
3753 * testsuite/Makefile.am (plugin_test_8): New test.
3754 (plugin_test_9): New test.
3755 * testsuite/Makefile.in: Regenerate.
3756
e1df38aa
NC		 37572010-06-09 Nick Clifton <nickc@redhat.com>
3758
3759 * yyscript.y (input_list_element): Allow strings prefixed with
3760 the '-' character. Treat these as libraries.
3761 * script.cc (script_add_library): New function. Adds a library
3762 specified by "-l<name>" found in an input script.
3763 * script-c.h: Add prototype for script_add_library.
3764
25bbe950
DK		 37652010-06-07 Doug Kwan <dougkwan@google.com>
3766
3767 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3768 Restrict stub-group size to be within long conditional branch
3769 range when working around cortex-A8 erratum.
3770
0f32ea4c
ILT		 37712010-06-07 Damien Diederen <dd@crosstwine.com>
3772
3773 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3774 #ifdef typo.
3775
8fe2a369
ST		 37762010-06-03 Sriraman Tallam <tmsriram@google.com>
3777
3778 PR gold/11658
3779 * output.cc
3780 (Output_section::Input_section_sort_entry::compare_section_ordering):
3781 Change to return non-zero correctly.
3782 (Output_section::Input_section_sort_section_order_index_compare
3783 ::operator()): Change to fix ambiguity in comparisons.
3784
6e9ba2ca
ST		 37852010-06-01 Sriraman Tallam <tmsriram@google.com>
3786
3787 * gold.h (is_wildcard_string): New function.
3788 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3789 (Layout::layout_eh_frame): Ditto.
3790 (Layout::find_section_order_index): New method.
3791 (Layout::read_layout_from_file): New method.
3792 * layout.h (Layout::find_section_order_index): New method.
3793 (Layout::read_layout_from_file): New method.
3794 (Layout::input_section_position_): New private member.
3795 (Layout::input_section_glob_): New private member.
3796 * main.cc (main): Call read_layout_from_file here.
3797 * options.h (--section-ordering-file): New option.
3798 * output.cc (Output_section::input_section_order_specified_): New
3799 member.
3800 (Output_section::Output_section): Initialize new member.
3801 (Output_section::add_input_section): Add new parameter.
3802 Keep input sections when --section-ordering-file is used.
3803 (Output_section::set_final_data_size): Sort input sections when
3804 section ordering file is specified.
3805 (Output_section::Input_section_sort_entry): Add new parameter.
3806 Check sorting type.
3807 (Output_section::Input_section_sort_entry::compare_section_ordering):
3808 New method.
3809 (Output_section::Input_section_sort_compare::operator()): Change to
3810 consider section_order_index.
3811 (Output_section::Input_section_sort_init_fini_compare::operator()):
3812 Change to consider section_order_index.
3813 (Output_section::Input_section_sort_section_order_index_compare
3814 ::operator()): New method.
3815 (Output_section::sort_attached_input_sections): Change to sort
3816 according to section order when specified.
e1df38aa
NC		 3817 (Output_section::add_input_section<32, true>): Add new parameter.
3818 (Output_section::add_input_section<64, true>): Add new parameter.
3819 (Output_section::add_input_section<32, false>): Add new parameter.
3820 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3821 * output.h (Output_section::add_input_section): Add new parameter.
3822 (Output_section::input_section_order_specified): New
3823 method.
3824 (Output_section::set_input_section_order_specified): New method.
3825 (Input_section::Input_section): Initialize section_order_index_.
3826 (Input_section::section_order_index): New method.
3827 (Input_section::set_section_order_index): New method.
3828 (Input_section::section_order_index_): New member.
3829 (Input_section::Input_section_sort_section_order_index_compare): New
3830 struct.
3831 (Output_section::input_section_order_specified_): New member.
3832 * script-sections.cc (is_wildcard_string): Delete and move modified
3833 method to gold.h.
3834 (Output_section_element_input::Output_section_element_input): Modify
3835 call to is_wildcard_string.
3836 (Output_section_element_input::Input_section_pattern
3837 ::Input_section_pattern): Ditto.
3838 (Output_section_element_input::Output_section_element_input): Ditto.
3839 * testsuite/Makefile.am (final_layout): New test case.
3840 * testsuite/Makefile.in: Regenerate.
3841 * testsuite/final_layout.cc: New file.
3842 * testsuite/final_layout.sh: New file.
3843
3537c84b
RÁE		 38442010-06-01 Rafael Espindola <espindola@google.com>
3845
3846 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3847
105b6afd
RÁE		 38482010-06-01 Rafael Espindola <espindola@google.com>
3849
3850 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3851 visibility of symbols.
3852
29e11421
DK		 38532010-05-27 Doug Kwan <dougkwan@google.com>
3854
3855 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3856 from start of output section instead of address for a local symbol
3857 in a merged or relaxed section when doing a relocatable link.
3858
5e0f337e
RÁE		 38592010-05-26 Rafael Espindola <espindola@google.com>
3860
3861 PR 11604
3862 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3863 adding sections the garbage collector removed.
3864 * gold/testsuite/Makefile.am: Add test.
3865 * gold/testsuite/Makefile.in: Regenerate.
3866 * gold/testsuite/plugin_test_7.sh: New.
3867 * gold/testsuite/plugin_test_7_1.c: New.
3868 * gold/testsuite/plugin_test_7_2.c: New.
3869
f4187277
RÁE		 38702010-05-26 Rafael Espindola <espindola@google.com>
3871
3872 * script-sections.cc (Output_section_definition::set_section_addresses):
3873 Check for --section-start.
3874
5c388529
DK		 38752010-05-26 Doug Kwan <dougkwan@google.com>
3876
3877 * arm.cc (Arm_scan_relocatable_relocs): New class.
3878 (Target_arm::relocate_special_relocatable): New method.
3879 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3880 (Arm_relocate_functions::thumb_branch_common): Same.
3881 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3882 instead of Default_scan_relocatable_relocs.
3883 * target-reloc.h (relocate_for_relocatable): Let target handle
3884 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3885 * target.h (Sized_target::relocate_special_relocatable): New method.
3886
bca1c3ae
ILT		 38872010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3888
3889 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3890
0439c796
DK		 38912010-05-23 Doug Kwan <dougkwan@google.com>
3892
3893 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3894 instead of a cast.
3895 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3896 with a direct branch, not a conditional branch, to a stub.
3897 * merge.cc (Output_merge_base::record_input_section): New method
3898 defintion.
3899 (Output_merge_data::do_add_input_section): Record input section if
3900 keeps-input-sections flag is set.
3901 (Output_merge_string::do_add_input_section): Ditto.
3902 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3903 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3904 INPUT_SECTIONS_.
3905 (Output_merge_base::keeps_input_sections,
3906 Output_merge_base::set_keeps_input_sections,
3907 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3908 method definitions.
3909 (Output_merge_base::Input_sections): New type declaration.
3910 (Output_merge_base::input_sections_begin,
3911 Output_merge_base::input_sections_end,
3912 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3913 (Output_merge_base::bool keeps_input_sections_,
3914 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3915 Output_merge_base::input_sections_): New data members.
3916 (Output_merge_data::do_set_keeps_input_sections): New method
3917 defintion.
3918 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3919 * output.cc (Output_section::Input_section::relobj): Move method
3920 defintion from class declaration to here and handle merge sections.
3921 (Output_section::Input_section::shndx): Ditto.
3922 (Output_section::Output_section): Remove initializations of removed
3923 data members and initialize new data member LOOKUP_MAPS_.
3924 (Output_section::add_input_section): Set keeps-input-sections flag
3925 for a newly created merge output section as appropriate. Adjust code
3926 to use Output_section_lookup_maps class.
3927 (Output_section::add_relaxed_input_section): Adjst code for lookup
3928 maps code refactoring.
3929 (Output_section::add_merge_input_section): Add a new parameter
3930 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3931 class. If adding input section to a newly created merge output
3932 section fails, remove the new merge section.
3933 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 3934 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 3935 (Output_section::find_merge_section): Ditto.
3936 (Output_section::build_lookup_maps): New method defintion.
3937 (Output_section::find_relaxed_input_section): Adjust code to use
3938 Output_section_lookup_maps class.
3939 (Output_section::get_input_sections): Export merge sections. Adjust
3940 code to use Output_section_lookup_maps class.
3941 (Output_section:::add_script_input_section): Adjust code to use
3942 Output_section_lookup_maps class. Update lookup maps for merge
3943 sections also.
3944 (Output_section::discard_states): Use Output_section_lookup_maps.
3945 (Output_section::restore_states): Same.
3946 * output.h (Merge_section_properties): Move class defintion out of
3947 Output_section.
3948 (Output_section_lookup_maps): New class.
3949 (Output_section::Input_section::is_merge_section): New method
3950 defintion.
3951 (Output_section::Input_section::relobj): Move defintion out of class
3952 defintion. Declare method only.
3953 (Output_section::Input_section::shndx): Ditto.
3954 (Output_section::Input_section::output_merge_base): New method defintion.
3955 (Output_section::Input_section::u2_.pomb): New union field.
3956 (Output_section::Merge_section_by_properties_map,
3957 Output_section::Output_section_data_by_input_section_map,
3958 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3959 Remove types.
3960 (Output_section::add_merge_input_section): Add new parameter
3961 KEEPS_INPUT_SECTIONS.
3962 (Output_section::build_lookup_maps): New method declaration.
3963 (Output_section::merge_section_map_,
3964 Output_section::merge_section_by_properties_map_,
3965 Output_section::relaxed_input_section_map_,
3966 Output_section::is_relaxed_input_section_map_valid_): Remove data
3967 members.
3968 (Output_section::lookup_maps_): New data member.
3969
76295588
L		 39702010-05-21 Doug Kwan <dougkwan@google.com>
3971
3972 PR gold/11619
3973 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3974 avoid a compilation error.
3975
d103a984
RÁE		 39762010-05-19 Rafael Espindola <espindola@google.com>
3977
3978 * script-sections.cc (Output_section_definition::allocate_to_segment):
3979 Update the phdrs_list even when the output section is NULL.
3980 * testsuite/Makefile.am: Add test.
3981 * testsuite/Makefile.in: Regenerate.
3982 * testsuite/script_test_9.cc: New.
3983 * testsuite/script_test_9.sh: New.
3984 * testsuite/script_test_9.t: New.
3985
6625d24e
DK		 39862010-05-19 Doug Kwan <dougkwan@google.com>
3987
3988 * arm.cc (Arm_input_section::original_size): New method.
3989 (Arm_input_section::do_addralign): Add a cast.
3990 (Arm_input_section::do_output_offset): Remove static cast.
3991 (Arm_input_section::original_addralign,
3992 Arm_input_section::original_size_): Change type to uint32_t.
3993 (Arm_input_section::init): Add safe casts for section alignment
3994 and size.
3995 (Arm_input_section::set_final_data_size): Do not set address and
3996 offset of stub table.
3997 (Arm_output_section::fix_exidx_coverage): Change use of of
3998 Output_section::Simple_input_section to that of
3999 Output_section::Input_section.
4000 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4001 except for the first pass.
4002 * output.cc (Output_section::get_input_sections): Change type of
4003 input_sections to std::list<Input_section>.
4004 (Output_section::add_script_input_section): Rename from
4005 Output_section::add_simple_input_section. Change type of SIS
4006 parameter from Simple_input_section to Input_section.
4007 * output.h (Output_section::Simple_input_section): Remove class.
4008 (Output_section::Input_section): Change class visibility to public.
4009 (Output_section::Input_section::addralign): Use stored alignments
4010 for special input sections if set.
4011 (Output_section::Input_section::set_addralign): New method.
4012 (Output_section::get_input_sections): Change parameter type from
4013 list of Simple_input_section to list of Input_section.
4014 (Output_section::add_script_input_section): Rename from
4015 Output_section::add_simple_input_section. Change first parameter's
4016 type from Simple_input_section to Input_section and remove the
4017 second and third parameters.
4018 * script-sections.cc (Input_section::Input_section_list): Change
4019 type to list of Output_section::Input_section/
4020 (Input_section_info::Input_section_info): Change parameter type of
4021 INPUT_SECTION to Output_section::Input_section.
4022 (Input_section_info::input_section): Change return type.
4023 (Input_section_info::input_section_): Change type to
4024 Output_section::Input_section.
4025 (Output_section_element_input::set_section_addresses): Adjust code
4026 to use Output_section::Input_section instead of
4027 Output_section::Simple_input_section. Adjust code for renaming
4028 of Output_section::add_simple_input_section.
4029 (Orphan_output_section::set_section_addresses): Ditto.
4030
e1e82ea4
RW		 40312010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4032
4033 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4034 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4035
91e75c8a
RÁE		 40362010-05-18 Rafael Espindola <espindola@google.com>
4037
4038 * options.cc (General_options::finalize): Handle -nostdlib.
4039 * options.h (nostdlib): New option.
4040 * script.cc (script_add_search_dir): Handle -nostdlib.
4041
da59ad79
DK		 40422010-05-12 Doug Kwan <dougkwan@google.com>
4043
4044 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4045 attributes section only if there no attributes section after merging.
4046 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4047 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4048 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4049 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4050 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4051 and arm_attr_merge_7.stdout.
4052 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4053 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4054 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4055 arm_attr_merge_7b.o): New rules.
4056 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4057 arm_attr_merge_7
4058 * testsuite/Makefile.in: Regenerate.
4059 * testsuite/arm_attr_merge.sh: New file.
4060 * testsuite/arm_attr_merge_[67][ab].s: Same.
4061
3e01a7fd
NC		 40622010-05-05 Nick Clifton <nickc@redhat.com>
4063
4064 * po/es.po: Updated Spanish translation.
4065
7ad2014a
L		 40662010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4067
4068 * Makefile.am (install-exec-local): Properly install gold as
4069 default cross linker.
4070 * Makefile.in: Regenerated.
4071
4fda8867
NC		 40722010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4073 Nick Clifton <nickc@redhat.com>
4074
4075 * configure.ac (install_as_default): Define and set to false
4076 unless --enable-gold or --enable-gold=both/gold has been
4077 specified.
4078 * configure: Regenerate.
4079
4080 * Makefile.am (install-exec-local): Install the executable as
4081 'ld.gold'. If install_as_default is true then also install it as
4082 'ld'.
4083 * Makefile.in: Regenerated.
4084
bd288ea2
ILT		 40852010-04-24 Ian Lance Taylor <iant@google.com>
4086
4087 * layout.cc (Layout::layout_reloc): In relocatable link don't
4088 combine reloc sections for grouped sections.
4089
ef38fd8a
ST		 40902010-04-23 Sriraman Tallam <tmsriram@google.com>
4091
4092 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4093 sections that are not ordinary to icf.
4094 * icf.cc (get_section_contents): Handle relocation pointing to section
4095 with no object or shndx information.
4096 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4097 * testsuite/Makefile.in: Regenerate.
4098 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4099 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4100
f6973bdc
ILT		 41012010-04-22 Ian Lance Taylor <iant@google.com>
4102
4103 * expression.cc (Expression::Expression_eval_info): Add
4104 result_alignment_pointer field.
4105 (Expression::eval_with_dot): Add result_alignment_pointer
4106 parameter. Change all callers.
4107 (Expression::eval_maybe_dot): Likewise.
4108 (class Binary_expression): Add alignment_pointer parameter to
4109 left_value and right_value. Change all callers.
4110 (BINARY_EXPRESSION): Set result alignment.
4111 (class Trinary_expression): Add alignment_pointer parameter to
4112 arg2_value and arg3_value. Change all callers.
4113 (Trinary_cond::value): Set result alignment.
4114 (Max_expression::value, Min_expression::value): Likewise.
4115 (Align_expression::value): Likewise.
4116 * script-sections.cc (class Sections_element): Add dot_alignment
4117 parameter to set_section_addresses virtual function. Update
4118 instantiations.
4119 (class Output_section_element): Likewise.
4120 (Script_sections::create_segments): Add dot_alignment parameter.
4121 Change all callers.
4122 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4123 (Script_sections::set_phdrs_clause_addresses): Likewise.
4124 * script-sections.h: Update declarations.
4125 * script.h: Update declarations.
4126 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4127 min_p_align.
4128 * testsuite/script_test_3.t: Set large alignment.
4129 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4130 segment has expected alignment.
4131
9c9c98a5
NC		 41322010-04-22 Nick Clifton <nickc@redhat.com>
4133
4134 * po/gold.pot: Updated by the Translation project.
4135 * po/vi.po: Updated Vietnamese translation.
4136
2253bfba
L		 41372010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4138
4139 * testsuite/Makefile.am (check_PROGRAMS): Add
4140 icf_virtual_function_folding_test.
4141 * testsuite/Makefile.in: Regenerated.
4142
85fdf906
AH		 41432010-04-15 Andrew Haley <aph@redhat.com>
4144
4145 * options.h (merge_exidx_entries): New option.
4146 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4147 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4148 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4149 (Target_arm::merge_exidx_entries): New function.
4150 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4151 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4152 to Arm_exidx_fixup constructor.
4153 Add new arg, merge_exidx_entries.
4154 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4155 Arm_output_section::fix_exidx_coverage.
4156
ce97fa81
ST		 41572010-04-18 Sriraman Tallam <tmsriram@google.com>
4158
4159 * icf.cc (get_section_contents): Check for preemptible functions.
4160 Ignore addend when appropriate.
4161 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4162 section folded.
4163 (add_from_relobj): Check for section folded.
4164 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4165 * symtab.h (should_add_dynsym_entry): Add new parameter.
4166 * target-reloc.h (scan_relocs): Check for section folded.
4167 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4168 Check reloc types for function pointers in shared objects.
4169 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4170 case.
4171 (icf_preemptible_functions_test): New test case.
4172 (icf_string_merge_test): New test case.
4173 * testsuite.Makefile.in: Regenerate.
4174 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4175 bar_glob. Refactor code.
4176 * testsuite/icf_preemptible_functions_test.cc: New file.
4177 * testsuite/icf_preemptible_functions_test.sh: New file.
4178 * testsuite/icf_string_merge_test.cc: New file.
4179 * testsuite/icf_string_merge_test.sh: New file.
4180 * testsuite/icf_virtual_function_folding_test.cc: New file.
4181 * testsuite/icf_virtual_function_folding_test.sh: New file.
4182
04ceb17c
DK		 41832010-04-14 Doug Kwan <dougkwan@google.com>
4184
4185 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4186 for local symbol recounting if we remove a section due to ICF.
4187 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4188 there are no regular objects in input.
4189
153e7da4
DK		 41902010-04-13 Doug Kwan <dougkwan@google.com>
4191
4192 * arm.cc (Arm_input_section::set_final_data_size): Compute
4193 accurate final data size instead of using current data size.
4194
4dbd9faf
DK		 41952010-04-09 Doug Kwan <dougkwan@google.com>
4196
4197 * layout.cc (Layout::choose_output_section): Handle script section
4198 types.
4199 (Layout::make_output_section_for_script): Add section type parameter.
4200 Handle script section types.
4201 * layout.h (Layout::make_output_section_for_script): Add section
4202 type parameter.
4203 * output.cc (Output_section::Output_section): Initialize data member
4204 is_noload_.
4205 (Output_section::do_reset_address_and_file_offset): Do not set address
4206 to 0 if section is a NOLOAD section.
4207 * output.h (Output_section::is_noload): New method.
4208 (Output_section::set_is_noload): Ditto.
4209 (Output_section::is_noload_): New data member.
4210 * script-c.h (Script_section_type): New enum type.
4211 (struct Parser_output_section_header): Add new file section_type.
4212 * script-sections.cc (Sections_element::output_section_name): Add
4213 parameter for returning script section type.
4214 (Output_section_definition::output_section_name): Ditto.
4215 (Output_section_definition::section_type)P; New method.
4216 (Output_section_definiton::script_section_type_name): Ditto.
4217 (Output_section_definition::script_section_type_): New data member.
4218 (Output_section_definition::Output_section_definition): Initialize
4219 data member Output_section_definition::script_section_type_.
4220 (Output_section_definition::create_sections): Pass script section type
4221 to Layout::make_output_section_for_script.
4222 (Output_section_definition::output_section_name): Return script
4223 section type to caller.
4224 (Output_section_definition::set_section_address): Do not advance
4225 dot value and load address if section type is NOLOAD. Set address
4226 of NOLOAD sections regardless of section flags.
4227 (Output_section_definition::print): Print section type if it is
4228 not SCRIPT_SECTION_TYPE_NONE.
4229 (Output_section_definition::section_type): New method.
4230 (Output_section_definition::script_section_type_name): Ditto.
4231 (Script_sections::output_section_name): Add new parameter
4232 PSECTION_TYPE for returning script section type. Pass it to
4233 section elements. Handle discard sections.
4234 (Sort_output_sections::operator()): Handle NOLOAD sections.
4235 * script-sections.h (Script_sections::Section_type): New enum type.
4236 (Script_sections::output_section_name): Add a new parameter for
4237 returning script section type.
4238 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4239 INFO and NOLOAD.
4240 * yyscript.y (union): Add new field SECTION_TYPE.
4241 (COPY, DSECT, INFO, NOLOAD): New tokens.
4242 (opt_address_and_section_type): Change type to output_section_header.
4243 (section_type): New non-terminal
4244 (section_header): Handle section type.
2253bfba 4245 (opt_address_and_section_type): Return section type value.
4dbd9faf 4246
721ea635
L		 42472010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4248
4249 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4250 * testsuite/plugin_common_test_2.c (foo): Likewise.
4251
6bf924b0
DK		 42522010-04-08 Doug Kwan <dougkwan@google.com>
4253
4254 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4255 Output_merge_data.
4256 * output.cc (Output_section::add_merge_input_section): Simplify
4257 code and return status of Output_merge_base::add_input_section.
e1df38aa 4258 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4259 returns true.
4260
24af6f92
DK		 42612010-04-07 Doug Kwan <dougkwan@google.com>
4262
4263 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4264 if section is marked as containing instructions but has no mapping
4265 symbols.
4266 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4267 correct section index.
4268 (Arm_relobj::find_linked_text_section): Ditto.
4269
00698fc5
CC		 42702010-04-07 Cary Coutant <ccoutant@google.com>
4271
4272 * archive.cc (include_member): Destroy Read_symbols_data object before
4273 releasing file.
4274 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4275 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4276 (Read_symbols_data::~Read_symbols_data) New destructor.
4277 (Section_relocs::Section_relocs) New constructor.
4278 (Section_relocs::~Section_relocs) New destructor.
4279 (Read_relocs_data::Read_relocs_data) New constructor.
4280 (Read_relocs_data::~Read_relocs_data) New destructor.
4281 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4282 pointers to NULL after deleting.
4283
7296d933
DK		 42842010-04-07 Doug Kwan <dougkwan@google.com>
4285
4286 * arm.cc: Replace "endianity" with "endianness" in comments.
4287 (Arm_exidx_cantunwind): Ditto.
4288 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4289 (Arm_relobj::merge_flags_and_attributes): New method.
4290 (Arm_relobj::merge_flags_and_attributes_): New data member.
4291 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4292 (Arm_relobj::scan_sections_for_stubs): Ditto.
4293 (Arm_relobj::do_read_symbols): Check to see if we really want to
4294 merge processor-specific flags and attributes. Exit early if
4295 an object is empty except for section names and the undefined symbol.
4296 (Target_arm::do_finalize_sections): Move check for ELF format to
4297 Arm_relobj::do_read_symbols. Merge processor specific flags and
4298 attributes from a regular object only when we have determined that
4299 it is aapropriate. Do not create an .ARM.attributes section in
4300 output if there is no regular input object.
4301 (Target_arm::merge_processor_specific_flags): Check
4302 --warn-mismatch before printing any error.
4303 (Target_arm::merge_object_attributes): Ditto.
4304 * gold.cc (queue_middle_tasks): Handle the case in which there is
4305 no regular object in input.
4306 * options.cc (General_options::parse_EB): New method.
4307 (General_options::parse_EL): Same.
4308 (General_options::General_options): Initialize endianness_.
4309 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4310 New options.
4311 (General_options::Endianness): New enum.
4312 (General_options::endianness): New method.
4313 (General_options::endianness_): New data member.
4314 * parameters.cc (Parameters::set_options): Check target endianness.
4315 (Parameters::set_target_once): Ditto.
4316 (Parameters::check_target_endianness): New method.
4317 (parameters_force_valid_target): If either -EL or -EB is specified,
4318 use it to define endianness of default target.
4319 * parameters.h (Parameters::check_target_endianness): New method
4320 declaration.
4321 * target.h (class Target): Change "endianity" to "endianness"
4322 in comments.
4323
efc8d4f2
RW		 43242010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4325
4326 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4327 * configure: Regenerate.
4328 * Makefile.in: Regenerate.
4329 * testsuite/Makefile.in: Regenerate.
4330
be234d88
CC		 43312010-04-06 Cary Coutant <ccoutant@google.com>
4332
4333 gcc PR lto/42757
4334 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4335 prevailing definitions of common symbols.
4336 * testsuite/plugin_test_6.sh: New test case.
4337 * testsuite/plugin_common_test_1.c: New test case.
4338 * testsuite/plugin_common_test_2.c: New test case.
4339 * testsuite/Makefile.am (plugin_test_6): New test case.
4340 * testsuite/Makefile.in: Regenerate.
4341
bd32c6bd
NC		 43422010-04-06 Nick Clifton <nickc@redhat.com>
4343
4344 * po/vi.po: New Vietnamese translation.
4345
323c532f
DK		 43462010-03-30 Doug Kwan <dougkwan@google.com>
4347
4348 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4349
4fcd97eb
DK		 43502010-03-25 Doug Kwan <dougkwan@google.com>
4351
4352 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4353 to avoid a conversion warning on a 32-bit host.
4354
4ebf39db
ILT		 43552010-03-24 Ian Lance Taylor <iant@google.com>
4356
4357 * testsuite/script_test_3.t: Add a TLS segment.
4358 * testsuite/Makefile.am (check_PROGRAMS): Add
4359 tls_phdrs_script_test.
4360 (tls_phdrs_script_test_SOURCES): Define.
4361 (tls_phdrs_script_test_DEPENDENCIES): Define.
4362 (tls_phdrs_script_test_LDFLAGS): Define.
4363 (tls_phdrs_script_test_LDADD): Define.
4364 * testsuite/Makefile.in: Rebuild.
4365
4a599bdd
CC		 43662010-03-23 Cary Coutant <ccoutant@google.com>
4367
4368 * fileread.cc (find_or_make_view): Fix comment.
4369
6c93b22c
ILT		 43702010-03-23 Ian Lance Taylor <iant@google.com>
4371
4372 * script-sections.cc (class Orphan_section_placement): Define
4373 PLACE_TLS and PLACE_TLS_BSS.
4374 (Orphan_section_placement::Orphan_section_placement): Initialize
4375 new places.
4376 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4377 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4378 (tls_script_test_SOURCES): Define.
4379 (tls_script_test_DEPENDENCIES): Define.
4380 (tls_script_test_LDFLAGS): Define.
4381 (tls_script_test_LDADD): Define.
4382 * testsuite/Makefile.in: Rebuild.
4383
a2c7281b
DK		 43842010-03-22 Doug Kwan <dougkwan@google.com>
4385
4386 * arm.cc (Arm_relocate_functions::abs8,
4387 Arm_relocate_functions::abs16): Use correct check for overflow
4388 specified in the ARM ELF specs.
4389 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4390 target of a BLX instruction specially.
4391 (Reloc_stub::stub_type_for_reloc): Ditto.
4392 (Relocate::relocate): Use symbolic names instead of numeric relocation
4393 codes to report error.
4394 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4395 workaround.
4396 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4397 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4398 thumb2_blx_out_of_range.stdout
4399 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4400 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4401 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4402 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4403 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4404 thumb2_blx_in_range, thumb2_blx_in_range.o,
4405 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4406 thumb2_blx_out_of_range.o): New rules.
4407 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4408 thumb2_blx_in_range and thumb2_blx_out_of_range.
4409 * testsuite/Makefile.in: Regenerate.
4410 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4411 * testsuite/thumb_blx_in_range.s: New file.
4412 * testsuite/thumb_blx_out_of_range.s: New file.
4413
b0193076
RÁE		 44142010-03-22 Rafael Espindola <espindola@google.com>
4415
4416 * archive.cc (Should_include): Move to archive.h.
4417 (should_include_member): Make it a member of Archive.
4418 (Lib_group): New.
4419 (Add_lib_group_symbols): New.
4420 * archive.h: Include options.h.
4421 (Archive_member): Moved from Archive.
4422 (Should_include): Moved from archive.cc.
4423 (Lib_group): New.
4424 (Add_lib_group_symbols): New.
4425 * dynobj.cc (do_should_include_member): New.
4426 * dynobj.h (do_should_include_member): New.
4427 * gold.cc (queue_initial_tasks): Update call to queue.
4428 * main.cc (main): Print lib group stats.
4429 * object.cc (do_should_include_member): New.
4430 * object.h: Include archive.h.
4431 (Object::should_include_member): New.
4432 (Object::do_should_include_member): New.
4433 (Sized_relobj::do_should_include_member): New.
4434 * options.cc (General_options::parse_start_lib): New.
4435 (General_options::parse_end_lib): New.
4436 (Input_arguments::add_file): Handle lib groups.
4437 (Input_arguments::start_group): Check we are not in a lib.
4438 (Input_arguments::start_lib): New.
4439 (Input_arguments::end_lib): New.
4440 * options.h (General_options): Add start_lib and end_lib.
4441 (Input_argument::lib_): New.
4442 (Input_argument::lib): New.
4443 (Input_argument::is_lib): New.
4444 (Input_file_lib): New.
4445 (Input_arguments::in_lib_): New.
4446 (Input_arguments::in_lib): New.
4447 (Input_arguments::start_lib): New.
4448 (Input_arguments::end_lib_): New.
4449 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4450 in unused members as preempted.
4451 (Sized_pluginobj::do_should_include_member): New.
4452 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4453 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4454 return the blocker.
4455 (Read_symbols::do_whole_lib_group): New.
4456 (Read_symbols::do_lib_group): New.
4457 (Read_symbols::do_read_symbols): Handle lib groups.
4458 (Read_symbols::get_name): Handle lib groups.
4459 * readsyms.h (Read_symbols): Add an archive member pointer.
4460 (Read_symbols::do_whole_lib_group): New.
4461 (Read_symbols::do_lib_group): New.
4462 (Read_symbols::member_): New.
4463 * script.cc (read_input_script): Update call to queue_soon.
4464
d099120c
DK		 44652010-03-19 Doug Kwan <dougkwan@google.com>
4466
4467 * arm.cc (Stub_table::Stub_table): Initialize new data members
4468 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4469 (Stub_table::add_reloc_stub): Assign stub offset and update
4470 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4471 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4472 New data members.
4473 (Stub_table::update_data_size_and_addralign): Use
4474 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4475 instead of going over all reloc stubs.
4476 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4477 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4478 Stringpool_template::offset_ to size of Stringpool_char.
4479 (Stringpool_template::new_key_offset): Remove code to initialize
4480 Stringpool_template::offset_.
4481 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4482 Stringpool_template::offset_ to zero.
4483
1aa37384
DK		 44842010-03-15 Doug Kwan <dougkwan@google.com>
4485
4486 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4487 offset_.
4488 (Stringpool_template::new_key_offset): New method.
4489 (Stringpool_template::add_string): Assign offsets when adding new
4490 strings.
4491 (Stringpool_template::set_string_offsets): Do not set string offsets
4492 when not optimizing.
4493 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4494 member size_.
4495 (Chunked_vector::clear): Clear size_.
4496 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4497 (Chunked_vector::size): Return size_.
4498 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4499 (Chunked_vector::size_): New data member.
1aa37384
DK		 4500 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4501 (Stringpool_template::new_key_offset): New method declaration.
4502 (Stringpool_template::offset_): New data member.
4503
b672b057
RÁE		 45042010-03-15 Rafael Espindola <espindola@google.com>
4505
4506 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4507 Add_symbols' constructor.
4508 * readsyms.h (Add_symbols): Remove the input_group member.
4509
b6848d3c
ILT		 45102010-03-10 Ian Lance Taylor <iant@google.com>
4511
4512 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4513 target to ask whether a reference to a symbol requires a stack
4514 split.
4515 * target.h (Target::is_call_to_non_split): New function.
4516 (Target::do_is_call_to_non_split): Declare virtual function.
4517 * target.cc: Include "symtab.h".
4518 (Target::do_is_call_to_non_split): New function.
4519 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4520
a2a5469e
CC		 45212010-03-10 Cary Coutant <ccoutant@google.com>
4522
4523 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4524 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4525 (File_read::open[2]): Add whole_file_view_ to list of views.
4526 (File_read::make_view): Remove test of whole_file_view_.
4527 (File_read::find_or_make_view): Create whole_file_view_ if
4528 necessary.
4529 (File_read::clear_views): Replace bool parameter with enum;
4530 adjust all callers. Don't delete views with permanent data;
4531 do delete cached views and views from archives if
4532 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4533 if clearing the corresponding view.
4534 * fileread.h (File_read::Clear_views_mode): New enum.
4535 (File_read::View::is_permanent_view): New method.
4536 (File_read::clear_views): Replace bool parameter
4537 with enum; adjust all callers.
4538 * options.h (General_options): Change keep_files_mapped option;
4539 add map_whole_files.
4540 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4541 releasing the file.
4542 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4543 the file.
4544
8861f32b
DM		 45452010-03-10 David S. Miller <davem@davemloft.net>
4546
4547 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4548
d62d0f5f
ST		 45492010-03-09 Sriraman Tallam <tmsriram@google.com>
4550
4551 * icf.cc (get_section_contents): Add '@' marker after processing the
4552 merge reloc.
4553
9177756d
DK		 45542010-03-08 Doug Kwan <dougkwan@google.com>
4555
4556 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4557 due to a conversion warning.
4558 (Arm_relobj::update_output_local_symbol_count): Check for local
4559 symbol with unset output index.
4560
9e9e071b
ILT		 45612010-03-05 Ian Lance Taylor <iant@google.com>
4562
4563 * options.h (class General_options): Add --spare-dynamic-tags.
4564 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4565 --spare-dynamic-tags.
4566
a81ee015
ILT		 45672010-03-05 Ian Lance Taylor <iant@google.com>
4568
4569 * incremental.cc: Include "libiberty.h".
4570
44ec90b9
RO		 45712010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4572
4573 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4574 function, is_info_ member.
4575 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4576 (Versions::Versions): Update caller.
4577 (Versions::define_base_version): Likewise.
4578 (Versions::add_def): Likewise.
4579
0897ed3b
ST		 45802010-03-03 Sriraman Tallam <tmsriram@google.com>
4581
4582 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4583 (Scan::possible_function_pointer_reloc): New function.
4584 (Scan::local_reloc_may_be_function_pointer): Change to call
4585 possible_function_pointer_reloc.
4586 (Scan::global_reloc_may_be_function_pointer): Ditto.
4587 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4588 relocations in ".data.rel.ro._ZTV" section.
4589 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4590 * testsuite/icf_safe_so_test.cc: Ditto.
4591 * testsuite/icf_safe_test.cc: Ditto.
4592 * testsuite/icf_safe_test.sh: Ditto.
4593
d3bbad62
ILT		 45942010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4595 Ian Lance Taylor <iant@google.com>
4596
4597 * target-reloc.h (relocate_section): Check the symbol table index
4598 for -1U before setting the local symbol index.
4599 (scan_relocatable_relocs): If copying the relocation, record that
4600 the local symbol is required.
4601 * object.h (Symbol_value::is_output_symtab_index_set): New
4602 function.
4603 (Symbol_value::may_be_discarded_from_output_symtab): New
4604 function.
4605 (Symbol_value::has_output_symtab_entry): New function.
4606 (Symbol_value::needs_output_symtab_entry): Remove.
4607 (Symbol_value::output_symtab_index): Make sure the symbol index is
4608 set.
4609 (Symbol_value::set_output_symtab_index): Make sure the symbol
4610 index is not set. Make sure the new index is valid.
4611 (Symbol_value::set_must_have_output_symtab_entry): New function.
4612 (Symbol_value::has_output_dynsym_entry): New function.
4613 (Symbol_value::set_output_dynsym_index): Make sure the new index
4614 is valid.
4615 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4616 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4617 local symbol if permitted.
4618 (Sized_relobj::do_finalize_local_symbols): Call
4619 is_output_symtab_index_set rather than needs_output_symtab_entry.
4620 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4621 rather than needs_output_symtab_entry. Call
4622 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4623 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4624 is_output_symtab_index_set rather than needs_output_symtab_entry.
4625 * testsuite/discard_locals_relocatable_test.c: New file.
4626 * testsuite/discard_locals_test.sh: Test -r.
4627 * testsuite/Makefile.am (check_DATA): Add
4628 discard_locals_relocatable_test1.syms,
4629 discard_local_relocatable_test2.syms.
4630 (MOSTLYCLEANFILES): Likewise. Also add
4631 discard_locals_relocatable_test1.lout and
4632 discard_locals_relocatable_test2.out.
4633 (discard_locals_relocatable_test1.syms): New target.
4634 (discard_locals_relocatable_test.o): New target.
4635 (discard_locals_relocatable_test1.out): New target.
4636 (discard_locals_relocatable_test2.syms): New target.
4637 (discard_locals_relocatable_test2.out): New target.
4638 (various): Add missing ../ld-new dependencies.
4639 * testsuite/Makefile.in: Rebuild.
4640
7e8ccf26
NC		 46412010-03-03 Nick Clifton <nickc@redhat.com>
4642
4643 * po/fi.po: New Finnish translation.
4644
2a0ff005
DK		 46452010-03-01 Doug Kwan <dougkwan@google.com>
4646
4647 * layout.cc (Layout::Layout): Force section types of .init_array*,
4648 .preinit_array* and .fini_array* sections.
4649 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4650 Fix check of return value of std::string::find.().
4651 (Output_section::Input_section_sort_compare::operator()): Remove
4652 comment about .init_array.
4653 (Output_section::Input_section_sort_init_fini_compare::operator()):
4654 New method.
4655 (Output_section::sort_attached_input_sections): Handle .init_array
4656 and .fini_array specially.
4657 * output.h (Output_section::Inut_section_sort_compare): Update
4658 comment.
4659 (Output_section::Input_section_sort_init_fini_compare): New struct.
4660
c3e4ae29
DK		 46612010-02-26 Doug Kwan <dougkwan@google.com>
4662
4663 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4664 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4665 * testsuite/debug_msg.sh: Avoid matching source line number for
4666 use of global variable undef_int.
4667
2fd9ae7a
DK		 46682010-02-26 Doug Kwan <dougkwan@google.com>
4669
4670 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4671 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4672 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4673 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4674 * options.cc (General_options::General_options): Initialize member
4675 fix_v4bx_.
4676 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4677 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4678 and rm_no_fix_v4bx.stdout
4679 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4680 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4681 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4682 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4683 and arm_no_fix_v4bx.
4684 * Makefile.in: Regenerate.
4685 * testsuite/arm_fix_v4bx.s: New file.
4686 * testsuite/arm_fix_v4bx.sh: Ditto.
4687
67ec7d0b
DK		 46882010-02-24 Doug Kwan <dougkwan@google.com>
4689
4690 * arm.cc (Target_arm::got_section): Make the .got section the first
4691 non RELRO section in the data segment.
4692 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4693 suffixes of section names.
4694
10165461
DK		 46952010-02-24 Doug Kwan <dougkwan@google.com>
4696
4697 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4698 flags and attributes merging if an input file is a binary file.
4699 * fileread.cc (Input_file::open): Record format of original file.
4700 * fileread.h (Input_file::Format): New enum type.
4701 (Input_file::Input_file): Initialize data member format_.
4702 (Input_file::format): New method definition.
4703 (Input_file::format_):: New data member.
4704
4a54abbb
DK		 47052010-02-24 Doug Kwan <dougkwan@google.com>
4706
4707 * arm.cc (Arm_output_data_got): New class.
4708 (ARM_TCB_SIZE): New constant
4709 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4710 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4711 If user uses a script with a SECTIONS clause, issue only a warning
4712 for a misplaced EXIDX input section. Otherwise, issue an error.
4713 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4714 garbage collection.
4715 (Target_arm::got_mode_index_entry): Handle static linking.
4716 (Target_arm::Scan::local): Ditto.
4717 (Target_arm::Scan::global): Ditto.
4718 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4719 all incorrectly implemented relocations.
e1df38aa 4720 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4721 Arm_output_section::fix_exidx_coverage.
4722 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4723 from ".ARM.exidx." and ".ARM.extab.".
4724
ca419a6f
ILT		 47252010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4726
4727 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4728 section if it does not already exist.
4729 * attributes.cc (Attributes_section_data::Attributes_section_data):
4730 Don't crash if size is zero.
4731
135b9c78
ILT		 47322010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4733 Ian Lance Taylor <iant@google.com>
4734
4735 * gold.cc (queue_middle_tasks): If no input files were opened,
4736 exit.
4737 * workqueue.h (Task_function::Task_function): Assert that there is
4738 a blocker.
4739
bb0bfe4f
DK		 47402010-02-22 Doug Kwan <dougkwan@google.com>
4741
4742 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4743 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4744 types to avoid warnings due to different uint64_t implementations
4745 on different hosts.
4746
2a2b6d42
DK		 47472010-02-21 Doug Kwan <dougkwan@google.com>
4748
4749 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4750 handling of the maximum backward branch offset.
4751 (Arm_relocate_functions::thumb_branch_common): Ditto.
4752 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4753 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4754 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4755 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4756 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4757 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4758 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4759 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4760 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4761 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4762 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4763 thumb2_bl_out_of_range.o): New rules.
4764 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4765 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4766 thumb2_bl_out_of_range
4767 * testsuite/Makefile.in: Regenerate.
4768 * testsuite/arm_bl_in_range.s: New file.
4769 * testsuite/arm_bl_out_of_range.s: Ditto.
4770 * testsuite/arm_branch_in_range.sh: Ditto.
4771 * testsuite/arm_branch_range.t: Ditto.
4772 * testsuite/thumb2_branch_range.t: Ditto.
4773 * testsuite/thumb_bl_in_range.s: Ditto.
4774 * testsuite/thumb_bl_out_of_range.s: Ditto.
4775 * testsuite/thumb_branch_range.t: Ditto.
4776
b487ad64
ST		 47772010-02-20 Sriraman Tallam <tmsriram@google.com>
4778
4779 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4780 Add reloc offset information.
4781 * icf.cc (get_section_contents): Change iterators to point to the new
4782 vectors. Add reloc offset information to the contents.
4783 * icf.h (Icf::Sections_reachable_info): New typedef.
4784 (Icf::Sections_reachable_list): New typedef.
4785 (Icf::Offset_info): New typedef.
4786 (Icf::Reloc_info): New struct typedef.
4787 (Icf::Reloc_info_list): New typedef.
4788 (Icf::symbol_reloc_list): Delete method.
4789 (Icf::addend_reloc_list): Delete method.
4790 (Icf::section_reloc_list): Delete method.
4791 (Icf::reloc_info_list): New method.
4792 (Icf::reloc_info_list_): New member.
4793
f96accdf
DK		 47942010-02-19 Doug Kwan <dougkwan@google.com>
4795
4796 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4797 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4798 * arm.cc (Arm_relocation_functions): New forward declaration.
4799 (Target_arm::Target_arm): Initialize new data members
4800 got_mod_index_offset_ and tls_base_symbol_defined_.
4801 (Target_arm::Relocate::relocate_tls): New method.
4802 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4803 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4804 New methods.
4805 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4806 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4807 (Target_arm::got_mod_index_offset_,
4808 Target_arm::tls_base_symbol_defined_): New data members.
4809 (Target_arm::Scan::local, Target::Scan::global,
4810 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4811 relocations.
4812
c8761b9a
DK		 48132010-02-18 Doug Kwan <dougkwan@google.com>
4814
4815 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4816 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4817 text section as a parameter becuase some broken tools may not set
4818 the link in section header.
4819 (Target_arm::has_got_section): New method.
4820 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4821 without any mapping symbol as data only. Remove warning.
4822 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4823 link in its section header, try to discover the link by inspecting the
4824 REL31 relocation at the beginning of the section.
4825 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4826 in error message.
4827 (Target_arm::Scan::global): Treat any reference to the symbol
4828 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4829
21bb3914
ST		 48302010-02-12 Sriraman Tallam <tmsriram@google.com>
4831
4832 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4833 (Scan::global_reloc_may_be_function_pointer): New function.
4834 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4835 (Scan::global_reloc_may_be_function_pointer): New function.
4836 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4837 (Scan::global_reloc_may_be_function_pointer): New function.
4838 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4839 (Scan::global_reloc_may_be_function_pointer): New function.
4840 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4841 (Scan::global_reloc_may_be_function_pointer): New function.
4842 (Scan::possible_function_pointer_reloc): New function.
4843 (Target_x86_64::can_check_for_function_pointers): New function.
4844 * gc.h (gc_process_relocs): Scan relocation types to determine if
4845 function pointers were taken for targets that support it.
4846 * icf.cc (Icf::find_identical_sections): Include functions for
4847 folding in safe ICF whose pointer is not taken.
4848 * icf.h (Secn_fptr_taken_set): New typedef.
4849 (fptr_section_id_): New member.
4850 (section_has_function_pointers): New function.
4851 (set_section_has_function_pointers): New function.
4852 (check_section_for_function_pointers): New function.
4853 * options.h: Fix comment for safe ICF option.
4854 * target.h (can_check_for_function_pointers): New function.
4855 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4856 Modify icf_safe_test for X86-64.
4857 * testsuite/Makefile.in: Regenerate.
4858 * testsuite/icf_safe_so_test.cc: New file.
4859 * testsuite/icf_safe_so_test.sh: New file.
4860 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4861 (main): Change to take pointer to function kept_func_3.
4862 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4863 folding is done correctly for X86-64.
4864
0da6fa6c
DM		 48652010-02-12 David S. Miller <davem@davemloft.net>
4866
4867 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4868 is_symbolless parameter.
4869 (Output_reloc<SHT_REL>::is_symbolless): New.
4870 (Output_reloc<SHT_REL>::is_symbolless_): New.
4871 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4872 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4873 (Output_reloc<SHT_RELA>::is_symbolless): New.
4874 (Output_data_reloc::add_global): Handle is_symbolless.
4875 (Output_data_reloc::add_global_relative): Likewise.
4876 (Output_data_reloc::add_local): Likewise.
4877 (Output_data_reloc::add_local_relative): Likewise.
4878 (Output_data_reloc::add_symbolless_global_addend): New.
4879 (Output_data_reloc::add_symbolless_local_addend): New.
4880 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4881 is_symbolless.
4882 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4883 instead of ->is_relative_
4884 (Output_reloc::write): Likewise.
4885 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4886 (Output_reloc::write_rel): Simplify.
4887
4888 * sparc.cc (Target_sparc::Scan::local): Use
4889 ->add_symbolless_local_addend as needed.
4890 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4891 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4892 based upon relocation offset.
4893
e4782e83
DK		 48942010-02-11 Doug Kwan <dougkwan@google.com>
4895
4896 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4897 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4898 beginning of function.
4899 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4900 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4901 parameter is_32bit in calls to should_apply_static_reloc.
4902 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4903 (check_DATA): Add arm_abs_global.stdout.
4904 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4905 arm_abs_global.stdout): New rules.
4906 (MOSTLLYCLEANFILES): Add arm_abs_global
4907 * Makefile.in: Regenerate.
4908 * testsuite/arm_abs_global.s: New file.
4909 * testsuite/arm_abs_global.sh: Ditto.
4910 * testsuite/arm_abs_lib.s: Ditto.
4911
93ceb764
ILT		 49122010-02-11 Ian Lance Taylor <iant@google.com>
4913
4914 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4915 Read_relocs task.
4916 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4917 Allocate_commons_task first.
4918 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4919 task, rather than symtab_lock_.
4920 (Gc_process_relocs::~Gc_process_relocs): New function.
4921 (Gc_process_relocs::is_runnable): Check this_blocker_.
4922 (Gc_process_relocs::locks): Use next_blocker_ rather than
4923 blocker_.
4924 (Scan_relocs::~Scan_relocs): New function.
4925 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4926 symtab_lock_.
4927 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4928 next_blocker_.
4929 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4930 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4931 constructor accordingly.
4932 (class Gc_process_relocs): Likewise.
4933 (class Scan_relocs): Likewise.
4934 * common.h (class Allocate_commons_task): Remove symtab_lock_
4935 field, and corresponding constructor parameter.
4936 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4937 symtab_lock_.
4938 (Allocate_commons_task::locks): Likewise.
4939
114dfbe1
ILT		 49402010-02-11 Ian Lance Taylor <iant@google.com>
4941
4942 * gold-threads.h (class Once): Define.
4943 (class Initialize_lock): Rewrite as child of Once.
4944 * gold-threads.cc (class Once_initialize): Define.
4945 (once_pointer_control): New static variable.
4946 (once_pointer, once_arg): New static variables.
4947 (c_run_once): New static function.
4948 (Once::Once, Once::run_once, Once::internal_run): New functions.
4949 (class Initialize_lock_once): Remove.
4950 (initialize_lock_control): Remove.
4951 (initialize_lock_pointer): Remove.
4952 (initialize_lock_once): Remove.
4953 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4954 (Initialize_lock::initialize): Rewrite.
4955 (Initialize_lock::do_run_once): New function.
4956 * archive.cc (Archive::interpret_header): Only clear name if it is
4957 not already empty.
4958 * fileread.cc: Include "gold-threads.h"
4959 (file_counts_lock): New static variable.
4960 (file_counts_initialize_lock): Likewise.
4961 (File_read::release): Only increment counts when using --stats.
4962 Use a lock around the increment.
4963 * parameters.cc (class Set_parameters_target_once): Define.
4964 (set_parameters_target_once): New static variable.
4965 (Parameters::Parameters): Move here from parameters.h.
4966 (Parameters::set_target): Rewrite.
4967 (Parameters::set_target_once): New function.
4968 (Parameters::clear_target): Move here and rewrite.
4969 * parameters.h (class Parameters): Update declarations. Add
4970 set_parameters_target_once_ field.
4971 (Parameters::Parameters): Move to parameters.cc.
4972 (Parameters::clear_target): Likewise.
4973 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4974 task.
4975 (Start_group::~Start_group): New function.
4976 (Start_group::is_runnable): New function.
4977 (Start_group::locks, Start_group::run): New functions.
4978 (Finish_group::run): Change saw_undefined to size_t.
4979 * readsyms.h (class Start_group): Define.
4980 (class Finish_group): Change saw_undefined_ field to size_t.
4981 (Finish_group::Finish_group): Remove saw_undefined and
4982 this_blocker parameters. Change all callers.
4983 (Finish_group::set_saw_undefined): New function.
4984 (Finish_group::set_blocker): New function.
4985 * symtab.h (class Symbol_table): Change saw_undefined to return
4986 size_t. Change saw_undefined_ field to size_t.
4987 * target-select.cc (Set_target_once::do_run_once): New function.
4988 (Target_selector::Target_selector): Initialize set_target_once_
4989 field. Don't initialize lock_ and initialize_lock_ fields.
4990 (Target_selector::instantiate_target): Rewrite.
4991 (Target_selector::set_target): New function.
4992 * target-select.h (class Set_target_once): Define.
4993 (class Target_selector): Update declarations. Make
4994 Set_target_once a friend. Remove lock_ and initialize_lock_
4995 fields. Add set_target_once_ field.
4996
fa17a3f4
ILT		 49972010-02-10 Ian Lance Taylor <iant@google.com>
4998
4999 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5000 queueing any tasks.
5001 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5002 (queue_middle_tasks): Add all blockers before queueing any tasks.
5003 (queue_final_tasks): Likewise.
5004 * token.h (Task_token::add_blockers): New function.
5005 * object.h (Input_objects::number_of_relobjs): New function.
5006
c7177d31
ILT		 50072010-02-10 Ian Lance Taylor <iant@google.com>
5008
5de0e392
ILT		 5009 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5010 shared, not if not position independent.
5011 * x86_64.cc (Relocate::relocate_tls): Likewise.
5012 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5013 (tls_pie_pic_test): New target.
5014 * testsuite/Makefile.in: Rebuild.
5015
c7177d31
ILT		 5016 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5017 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5018 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5019 * testsuite/Makefile.in: Rebuild.
5020
684b268a
DM		 50212010-02-09 David S. Miller <davem@davemloft.net>
5022
5023 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5024 R_SPARC_RELATIVE using ->add_local_relative().
5025 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5026
612a8d3d
DM		 5027 * output.h (Output_data_dynamic::add_section_size): New method
5028 that takes two Output_data objects.
5029 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5030 entry param. Handle it in initializers.
5031 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5032 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5033 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5034 arg.
5035 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5036 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5037 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5038 for dynrel_includes_plt.
5039 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5040 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5041 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5042 before .rela.plt
5043 (Target_sparc::do_finalize_sections): Update to pass true for
5044 dynrel_includes_plt.
5045 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5046 output before .rela.plt
5047 (Target_powerpc::do_finalize_sections): Update to pass true for
5048 dynrel_includes_plt when 32-bit.
5049
cb1be87e
DK		 50502010-02-08 Doug Kwan <dougkwan@google.com>
5051
5052 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5053 method.
5054 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5055 Arm_relobj::scan_section_for_cortex_a8_stubs,
5056 Arm_relobj::do_relocation_section): Instead of calling
5057 Output_section::output_address, use faster
5058 Arm_relobj::simple_input_section_output_address.
5059
705b5121
DM		 50602010-02-08 David S. Miller <davem@davemloft.net>
5061
5062 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5063 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5064 relocation helper function.
5065
024c4466
DM		 5066 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5067 just like R_SPARC_GOT{10,13,22}.
5068 (Target_sparc::Scan::local): Likewise.
5069 (Target_sparc::Relocate:relocate): Likewise.
5070
9109c078
ILT		 50712010-02-06 Ian Lance Taylor <iant@google.com>
5072
5073 * configure.ac: Rewrite targetobjs duplicate removal code to use
5074 only shell constructs.
5075 * configure: Rebuild.
5076
cf846138
DK		 50772010-02-05 Doug Kwan <dougkwan@google.com>
5078
5079 PR 11247
5080 * arm.cc (Arm_relobj::section_is_scannable): New method.
5081 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5082 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5083
6cfaf60b
DK		 50842010-02-04 Doug Kwan <dougkwan@google.com>
5085
5086 PR 11247
5087 * arm-reloc-property.cc (cstdio): Include.
5088 * configure.ac (targetobjs): Remove duplicates.
5089 * configure: Regenerate.
5090 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5091 big and little endian version for a given address size.
5092
5c57f1be
DK		 50932010-02-03 Doug Kwan <dougkwan@google.com>
5094
5095 * arm-reloc-property.cc
5096 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5097 definition.
5098 * arm-reloc-property.h
5099 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5100 New method definition.
5101 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5102 declaration.
5103 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5104 overflow to N.
5105 (GOT_PREL): Change implemented to Y.
5106 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5107 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5108 (Arm_relocate_functions::movw_abs_nc): Remove method.
5109 (Arm_relocate_functions::movt_abs): Ditto.
5110 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5111 (Arm_relocate_functions::thm_movt_abs): Ditto.
5112 (Arm_relocate_functions::movw_rel_nc): Ditto.
5113 (Arm_relocate_functions::movw_rel): Ditto.
5114 (Arm_relocate_functions::movt_rel): Ditto.
5115 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5116 (Arm_relocate_functions:thm_movw_rel): Ditto.
5117 (Arm_relocate_functions:thm_movt_rel): Ditto.
5118 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5119 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5120 New method definitions.
5121 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5122 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5123 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5124 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5125 (Target_arm::Relocate::relocate): Check for non-static or
5126 unimplemented relocation code and exit early. Change calls to
5127 Target_arm::reloc_uses_thumb_bit and
5128 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5129 instead. Refactor code to handle similar relocations to increase
5130 code sharing. Remove check for unsupported relocation code in switch
5131 statement.
5132 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5133 relocation property table to find out size. Change error message to
5134 print out the name of a relocation code instead of the numeric value.
5135 (Target_arm::scan_reloc_for_stub): Use relocation property table
5136 instead of calling Target_arm::reloc_uses_thumb_bit().
5137
218c5831
DK		 51382010-02-02 Doug Kwan <dougkwan@google.com>
5139
5140 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5141 types of relaxed input section.
5142
0d31c79d
DK		 51432010-02-02 Doug Kwan <dougkwan@google.com>
5144
5145 * Makefile.am (HFILES): Add arm-reloc-property.h.
5146 (DEFFILES): New.
5147 (TARGETSOURCES): Add arm-reloc-property.cc
5148 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5149 (libgold_a_SOURCES): $(DEFFILES)
5150 * Makefile.in: Regenerate.
5151 * arm-reloc-property.cc: New file.
5152 * arm-reloc-property.h: New file.
5153 * arm-reloc.def: New file.
5154 * arm.cc: Update comments.
5155 (arm-reloc-property.h): New included header.
5156 (arm_reloc_property_table): New global variable.
5157 (Target_arm::do_select_as_default_target): New method definition.
5158 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5159 arm-reloc-property to targ_extra_obj.
5160 * parameters.cc (set_parameters_target): Call
5161 Target::select_as_default_target().
5162 * target.h (Target::select_as_default_target): New method definition.
5163 (Target::do_select_as_default_target): Same.
5164
546c7457
DK		 51652010-02-01 Doug Kwan <dougkwan@google.com>
5166
5167 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5168 first_output_text_section_.
5169 (Arm_exidx_fixup::first_output_text_section): New method definition.
5170 (Arm_exidx_fixup::first_output_text_section_): New data member.
5171 (Arm_exidx_fixup::process_exidx_section): Record the first text
5172 output section seen.
5173 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5174 and entsize in output section header.
5175
11b861d5
DK		 51762010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5177
5178 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5179 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5180 (Arm_relocate_functions::thm_alu11): New Method.
5181 (Arm_relocate_functions::thm_pc8): New Method.
5182 (Arm_relocate_functions::thm_pc12): New Method.
5183 (Target_arm::Scan::local): Handle the relocations.
5184 (Target_arm::Scan::global): Likewise.
5185 (Target_arm::Relocate::relocate): Likewise.
5186 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5187
c9a2c125
DK		 51882010-01-29 Doug Kwan <dougkwan@google.com>
5189
5190 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5191 of relocation types as ld.
5192
1521477a
DK		 51932010-01-29 Doug Kwan <dougkwan@google.com>
5194
5195 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5196 to public.
5197 (Arm_relocate_functions::thumb_branch_common): Ditto.
5198 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5199 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5200 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5201 Arm_relocate_functions::jump24): Remove.
5202 (Target_arm::Relocate::relocate): Adjust code to call
5203 Arm_relocation_functions::arm_branch_common and
5204 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5205 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5206
e7eca48c
DK		 52072010-01-29 Doug Kwan <dougkwan@google.com>
5208
5209 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5210 output_local_symbol_count_needs_update_.
5211 (Arm_relobj::output_local_symbol_count_needs_update,
5212 Arm_relobj::set_output_local_symbol_count_needs_update,
5213 Arm_relobj::update_output_local_symbol_count): New methods.
5214 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5215 member.
5216 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5217 of pointed function as in a R_ARM_PREL31 relocation.
5218 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5219 for output local symbol count updating.
5220 (Target_arm::do_relax): Update output local symbol counts in objects
5221 if necessary.
5222 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5223
02961d7e
ILT		 52242010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5225
5226 * arm.cc: Added support for the ARM relocations:
5227 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5228 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5229 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5230 movw_prel_nc).
5231 (Arm_relocate_functions::movw_rel): New method.
5232 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5233 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5234 thm_movw_prel_nc).
5235 (Arm_relocate_functions::thm_movw_rel): New method.
5236 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5237 thm_movt_prel).
5238 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5239 relocations.
5240 (Target_arm::Scan::global): Likewise.
5241 (Target_arm::Relocate::relocate): Likewise.
5242 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5243 Likewise.
5244
b10d2873
ILT		 52452010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5246
5247 * arm.cc: Added support for ARM group relocations.
5248 (Target_arm::reloc_needs_sym_origin): New method.
5249 (Arm_relocate_functions::calc_grp_kn): New method.
5250 (Arm_relocate_functions::calc_grp_residual): New method.
5251 (Arm_relocate_functions::calc_grp_gn): New method.
5252 (Arm_relocate_functions::arm_grp_alu): New Method.
5253 (Arm_relocate_functions::arm_grp_ldr): New Method.
5254 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5255 (Arm_relocate_functions::arm_grp_ldc): New Method.
5256 (Target_arm::Scan::local): Handle the ARM group relocations.
5257 (Target_arm::Scan::global): Likewise.
5258 (Target_arm::Relocate::relocate): Likewise.
5259 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5260 Likewise.
5261
2b328d4e
DK		 52622010-01-26 Doug Kwan <dougkwan@google.com>
5263
5264 * arm.cc (set): Include.
5265 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5266 pointer type.
5267 (Arm_output_section::Text_section_list): New type.
5268 (Arm_output_section::append_text_sections_to_list): New method.
5269 (Arm_output_section::fix_exidx_coverage): Ditto.
5270 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5271 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5272 Relobj::set_section_offset() instead of
5273 Sized_relobj::invalidate_section_offset().
5274 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5275 parameter for section headers. Ignore relocation sections for
5276 unallocated sections and EXIDX sections.
5277 (Target_arm::fix_exidx_coverage): New method.
5278 (Target_arm::output_section_address_less_than): New type.
5279 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5280 linked text section instead of the EXIDX section.
5281 (Arm_output_section::create_stub_group): Add an assertion to check
5282 that this is not an EXIDX output section.
5283 (Arm_output_section::append_text_sections_to_list): New method.
5284 (Arm_output_section::fix_exidx_coverage): Ditto.
5285 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5286 Arm_relobj::section_needs_reloc_stub_scanning.
5287 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5288 first pass.
5289 (Target_arm::fix_exidx_coverage): New method.
5290 * object.h (Relobj::set_output_section): New method.
5291 (Sized_relobj::invalidate_section_offset): Remove method.
5292 (Sized_relobj::do_invalidate_section_offset): Remove method.
5293 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5294
c7f3c371
DK		 52952010-01-25 Doug Kwan <dougkwan@google.com>
5296
5297 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5298 Fix warning due to signed and unsigned comparison on a 32-bit host.
5299
8923b24c
DK		 53002010-01-22 Doug Kwan <dougkwan@google.com>
5301
5302 * arm.cc (Target_arm::do_relax): Record an output section for section
5303 offset adjustment it contains any stub table that has changed.
5304 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5305 offsets in an output section if necessary.
5306 * output.cc (Output_section::Output_section): Initialize
5307 section_offsets_need_adjustments_.
5308 (Output_section::add_input_section_for_script): Renamed to
5309 Output_section::add_simple_input_section.
5310 (Output_section::save_states): Add a comment.
5311 (Output_section::discard_states): New method defintion.
5312 (Output_section::adjust_section_offsets): Same.
5313 * output.h (Output_section::add_input_section_for_script): Renamed to
5314 Output_section::add_simple_input_section.
5315 (Output_section::discard_states): New method declaration.
5316 (Output_section::adjust_section_offsets): Same.
5317 (Output_section::section_offsets_need_adjustment,
5318 Output_section::set_section_offsets_need_adjustment): New method
5319 definitions.
5320 (Output_section::section_offsets_need_adjustment_): New data member.
5321 * script-sections.cc
5322 (Output_section_element_input::set_section_address): Adjust code for
5323 renaming of Output_section::add_input_section_for_script.
5324 (Orphan_output_section::set_section_address): Same.
5325
9b2fd367
DK		 53262010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5327
5328 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5329 Fix_v4bx enum values .
5330 * gold/options.h (General_options): New option definitions.
5331 (General_options::fix_v4bx): New method.
5332 (General_options::Fix_v4bx): New enum.
5333 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5334 (General_options::parse_fix_v4bx_interworking): New method.
5335
80d0d023
DK		 53362010-01-22 Doug Kwan <dougkwan@google.com>
5337
5338 * arm.cc (Arm_exidx_fixup): New class.
5339
af2cdeae
DK		 53402010-01-21 Doug Kwan <dougkwan@google.com>
5341
5342 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5343 classes.
5344 (Arm_exidx_section_offset_map): New type.
5345
993d07c1
DK		 53462010-01-21 Doug Kwan <dougkwan@google.com>
5347
5348 * arm.cc (Arm_exidx_input_section): New class.
5349 (Arm_relobj::exidx_input_section_by_link,
5350 Arm_relobj::exidx_input_section_by_shndx,
5351 Arm_relobj::make_exidx_input_section): New methods.
5352 (read_arm_attributes_section): Remove.
5353 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5354 information about them.
5355 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5356 to here.
5357
5ac169d4
DK		 53582010-01-20 Doug Kwan <dougkwan@google.com>
5359
5360 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5361 Input_section_specifier to Section_id.
5362 (Target_arm::new_arm_input_section: Adjust code for change of key
5363 type.
5364 (Target_arm::find_arm_input_section): Ditto.
5365 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5366 (Section_id): Remove.
5367 (Garbage_collection::Section_id_hash): Remove.
5368 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5369 (Section_id): Remove.
5370 (Icf::Section_id_hash): Remove.
5371 * object.h (Section_id, Const_section_id, Section_id_hash,
5372 Const_section_id_hash): New type definitions.
5373 * output.cc (Output_section::add_relaxed_input_section): Change to
5374 use Const_section_id instead of Input_section_specifier as key type.
5375 (Output_section::add_merge_input_section): Ditto.
5376 (Output_section::build_relaxation_map): Change to use Section_id
5377 instead of Input_section_specifier as key type.
5378 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5379 Ditto.
5380 (Output_section::convert_input_sections_to_relaxed_sections): Change
5381 to use Const_section_id instead of Input_section_specifier as key type.
5382 (Output_section::find_merge_section): Ditto.
5383 (Output_section::find_relaxed_input_section): Ditto.
5384 * output.h (Input_section_specifier): Remove class.
5385 (Output_section::Output_section_data_by_input_section_map): Change
5386 key type to Const_section_id.
5387 (Output_section::Output_relaxed_input_section_by_input_section_map):
5388 Ditto.
5389 (Output_section::Relaxation_map): Change key type to Section_id.
5390
a2162063
ILT		 53912010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5392
5393 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5394 (class Arm_v4bx_stub): New class.
5395 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5396 (Stub_factory::make_arm_v4bx_stub): New method.
5397 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5398 (Stub_table::empty): Handle v4bx stubs.
5399 (Stub_table::add_arm_v4bx_stub): New method.
5400 (Stub_table::find_arm_v4bx_stub): New method.
5401 (Arm_relocate_functions::v4bx): New method.
5402 (Target_arm::fix_v4bx): New method.
5403 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5404 (Stub_table::relocate_stubs): Likewise.
5405 (Stub_table::do_write): Likewise.
5406 (Stub_table::update_data_size_and_addralign): Likewise.
5407 (Stub_table::finalize_stubs): Likewise.
5408 (Target_arm::Scan::local): Likewise.
5409 (Target_arm::Scan::global): Likewise.
5410 (Target_arm::do_finalize_sections): Likewise.
5411 (Target_arm::Relocate::relocate): Likewise.
5412 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5413 Likewise.
5414 (Target_arm::scan_reloc_for_stub): Likewise.
5415 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5416
5696ab0b
ILT		 54172010-01-19 Ian Lance Taylor <iant@google.com>
5418
5419 * output.cc (Output_section_headers::do_sized_write): Write large
5420 segment count to sh_info field.
5421 (Output_file_header::do_sized_write): For large segment count,
5422 write PN_XNUM to e_phnum field.
5423
800d0f56
ILT		 54242010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5425
5426 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5427 (Arm_relocate_functions::thm_jump8): New function.
5428 (Arm_relocate_functions::thm_jump11): New function.
5429 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5430 R_ARM_THM_JUMP11.
5431 (Target_arm::Scan::global): Likewise.
5432 (Target_arm::Relocate::relocate): Likewise.
5433 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5434 Likewise.
5435
41263c05
DK		 54362010-01-14 Doug Kwan <dougkwan@google.com>
5437
5438 * arm.cc (map, utility): Include headers.
5439 (Target_arm::apply_cortex_a8_workaround): New method.
5440 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5441 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5442 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5443 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5444 the --[no-]fix-cortex-a8 command line options.
5445 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5446 (Target_arm::relocate_stub): Use addend in instruction template.
5447 * options.h (DEFINE_bool): Set the user-set flag.
5448 (General_options): Add --[no-]-fix-cortex options.
5449 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5450 : Update fast look-up map after conversion.
41263c05 5451
459e9b03
ST		 54522010-01-14 Sriraman Tallam <tmsriram@google.com>
5453
5454 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5455 in the first pass of do_layout.
5456
b521dfe4
DK		 54572010-01-13 Doug Kwan <dougkwan@google.com>
5458
5459 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5460 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5461 apparent compiler problem of not folding static constant integral
5462 data members of elfcpp::Elf_sizes<32>.
5463
44272192
DK		 54642010-01-13 Doug Kwan <dougkwan@google.com>
5465
5466 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5467 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5468 Arm_relobj::scan_section_for_cortex_a8_erratum,
5469 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5470 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5471 sections to scan for relocation stubs into a new method
5472 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5473 relocation and Cortex-A8 stub scanning.
5474 (Target_arm::do_relax): Force stubs to be after stubbed sections
5475 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5476 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5477 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5478
44b71ece
ILT		 54792010-01-12 Ian Lance Taylor <iant@google.com>
5480
5481 * target-reloc.h (visibility_error): New inline function.
5482 (relocate_section): Call visibility_error.
5483 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5484 (MOSTLYCLEANFILES): Likewise.
5485 (protected_4_pic.o, protected_3.err): New targets.
5486 * testsuite/protected_4.cc: New file.
5487
a120bc7f
DK		 54882010-01-12 Doug Kwan <dougkwan@google.com>
5489
5490 * arm.cc (Cortex_a8_reloc): New class.
5491 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5492 and cortex_a8_relocs_info_.
5493 (Target_arm::fix_cortex_a8): New method definition.
5494 (Target_arm::Cortex_a8_relocs_info): New type.
5495 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5496 New data member declarations.
5497 (Target_arm::scan_reloc_for_stub): Record information about
5498 relocations for THUMB branches that might be exempted from the
5499 Cortex-A8 workaround.
5500 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5501 at the beginning of a relaxation pass.
5502
20138696
DK		 55032010-01-12 Doug Kwan <dougkwan@google.com>
5504
5505 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5506 (Arm_relobj::Mapping_symbol_position,
5507 Arm_reloj::Mapping_symbol_position_less,
5508 Arm_relobj::Mapping_symbols_info): New types.
5509 (Target_arm::is_mapping_symbol_name): New method definition.
5510 (Arm_relobj::do_count_local_symbols): Save information about mapping
5511 symbols.
5512
089d69dc
DK		 55132010-01-11 Doug Kwan <dougkwan@google.com>
5514
5515 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5516 Arm_relocate_functions::thumb32_branch_upper,
5517 Arm_relocate_functions::thumb32_branch_lower,
5518 Arm_relocate_functions::thumb32_cond_branch_offset,
5519 Arm_relocate_functions::thumb32_cond_branch_upper,
5520 Arm_relocate_functions::thumb32_cond_branch_lower,
5521 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5522 branch offset encoding.
5523 (Arm_relocate_functions::thumb_branch_common): Use new branch
5524 offset encoding methods to avoid code duplication.
5525 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5526 (Stub_addend_reader::operator()): Use new branch encoding method
5527 to avoid code duplication.
5528
99e5bff2
DK		 55292010-01-11 Doug Kwan <dougkwan@google.com>
5530
5531 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5532 (Target_arm::do_finalize_sections): Define special EXIDX section
5533 symbols only if referenced.
5534 * gc.h (Garbage_collection::add_reference): New method.
5535 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5536 code duplication.
5537
98e090bd
ILT		 55382010-01-11 Ian Lance Taylor <iant@google.com>
5539
d0a91bd8
ILT		 5540 * script.cc (Version_script_info::build_expression_list_lookup):
5541 Change complaing about duplicate wildcard match from error to
5542 warning.
5543
98e090bd
ILT		 5544 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5545 of 2009-12-30.
5546 (Version_script_info::Version_script_info): Initialize globs_,
5547 default_version_, default_is_global_, and exact_. Don't
5548 initialize globals_ or locals_.
5549 (Version_script_info::build_lookup_tables): Build local symbols
5550 first.
5551 (Version_script_info::unquote): New function.
5552 (Version_script_info::add_exact_match): New function.
5553 (Version_script_info::build_expression_list_lookup): Remove lookup
5554 parameter. Add is_global parameter. Change all callers. Handle
5555 wildcard pattern specially. Unquote pattern. Call
5556 add_exact_match.
5557 (Version_script_info::get_name_to_match): New function.
5558 (Version_script_info::get_symbol_version): New function.
5559 (Version_script_info::get_symbol_version_helper): Remove.
5560 (Version_script_info::check_unmatched_names): Call unquote.
5561 * script.h (class Version_script_info): Change get_symbol_version
5562 to be non-inline and add is_global parameter; change all callers.
5563 Rewrite symbol_is_local. Update declarations. Define struct
5564 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5565 Remove globals_ and locals_ members. Add exact_, globs_,
5566 default_version_, is_global_.
5567 (Version_script_info::Glob): Remove pattern, add expression and
5568 is_global. Update constructor. Change all callers.
5569 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5570 default version.
5571 (Versions::symbol_section_contents): If a symbol is undefined, or
5572 defined in a dynamic object, set the version index to
5573 VER_NDX_LOCAL.
5574 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5575 symbol_is_local.
5576 (Symbol_table::add_from_pluginobj): Likewise.
5577 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5578
d56962d3
DK		 55792010-01-11 Doug Kwan <dougkwan@google.com>
5580
5581 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5582 (incremental_dump_LDADD): Add linking option for libintl.
5583 * Makefile.in: Regenerate.
5584
94e6ee91
L		 55852010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5586
5587 PR gold/11144
5588 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5589 instead of -Ds.
5590 * testsuite/Makefile.in: Regenerated.
5591
e96c574b
DK		 55922010-01-10 Doug Kwan <dougkwan@google.com>
5593
5594 * options.h (DEFINE_var): Use parentheses around argument varname__
5595 in macro body to avoid any unintended subsequent substitutions.
5596
7198066b
ILT		 55972010-01-10 Ian Lance Taylor <iant@google.com>
5598
ba4d53bf
ILT		 5599 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5600 candidates before doing symbol resolution.
5601
7198066b
ILT		 5602 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5603 ODR candidates if only one is weak.
5604
a2beed37
ILT		 56052010-01-08 Ian Lance Taylor <iant@google.com>
5606
5607 * script.cc (Version_script_info::build_expression_list_lookup):
5608 Don't warn about ambiguous version, just record the ambiguity.
5609 (Version_script_info::get_symbol_version_helper): Give error if
5610 version is ambiguous.
5611
2fb7225c
DK		 56122010-01-08 Doug Kwan <dougkwan@google.com>
5613
5614 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5615 prev_data_size_ and prev_addralign_. Remove initializer for
5616 deleted data member has_been_changed_.
5617 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5618 to determine if the table is empty.
5619 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5620 Remove.
5621 (Stub_table::add_reloc_stub): Define method in class definition
5622 instead of just declaring it there.
5623 (Stub_table::add_cortex_a8_stub): New method definition.
5624 (Stub_table::update_data_size_and_addralign): Ditto.
5625 (Stub_table::finalize_stubs): Ditto.
5626 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5627 (Stub_table::do_addralign_): Return address alignment in the
5628 (Stub_table::do_reset_address_and_file_offset): Define method in
5629 class definition instead of declaring it there. Set current data
5630 size to be the data size of the previous pass.
5631 (Stub_table::set_final_data_size): Use current data size as the
5632 final data size.
5633 (Stub_table::relocate_stub): Change parameter type of stub from
5634 Reloc_stub pointer to Stub pointer.
5635 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5636 (Stub_table::Cortex_a8_stub_list): New typedef.
5637 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5638 Stub_table::prev_addralign_): New data member.
5639 (Arm_relobj::Arm_relobj): Initialize data member
5640 section_has_cortex_a8_workaround_.
5641 (Arm_relobj::section_has_cortex_a8_workaround,
5642 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5643 definitions.
5644 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5645 declarations.
5646 (Target_arm::relocate_stub): Change parameter type of stub from
5647 Reloc_stub pointer to Stub pointer.
5648 (Insn_template::size, Insn_template::alignment): Handle
5649 THUMB16_SPECIAL_TYPE.
5650 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5651 Stub_table::update_data_size_and_addralign,
5652 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5653 definitions.
5654 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5655 (Stub_table::do_write): Ditto.
5656 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5657
880cd20d
ILT		 56582010-01-08 Ian Lance Taylor <iant@google.com>
5659
5660 PR 11108
5661 * symtab.h (class Symbol): Remove fields is_target_special_ and
5662 has_plt_offset_. Add field is_defined_in_discarded_section_.
5663 (Symbol::is_defined_in_discarded_section): New function.
5664 (Symbol::set_is_defined_in_discarded_section): New function.
5665 (Symbol::has_plt_offset): Rewrite.
5666 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5667 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5668 Don't initialize is_target_special_ or has_plt_offset_.
5669 Initialize is_defined_in_discarded_section_.
5670 (Symbol_table::add_from_relobj): If appropriate, set
5671 is_defined_in_discarded_section.
5672 * resolve.cc (Symbol::override_base_with_special): Don't test
5673 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5674 * target-reloc.h (relocate_section): Do special handling for
5675 symbols defined in discarded sections for global symbols as well
5676 as local symbols.
5677
2703e3eb
ILT		 56782010-01-08 Ian Lance Taylor <iant@google.com>
5679
5680 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5681 the SHT_SYMTAB case.
5682
339d40a3
ILT		 56832010-01-08 Ian Lance Taylor <iant@google.com>
5684
5685 * object.cc (Sized_relobj::do_layout): Don't get confused if
5686 layout_eh_frame returns NULL.
5687
abecea76
ILT		 56882010-01-08 Ian Lance Taylor <iant@google.com>
5689
5690 PR 11084
5691 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5692 dynamic symbol table, use the normal symbol table.
5693 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5694 symbol table.
5695
6b7dd3f3
ILT		 56962010-01-08 Ian Lance Taylor <iant@google.com>
5697
5698 PR 11072
5699 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5700 sections.
5701
36c50e63
L		 57022010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5703
5704 * version.cc (print_version): Change to "Copyright 2010".
5705
e291e7b9
ILT		 57062010-01-08 Ian Lance Taylor <iant@google.com>
5707
5708 PR 10287
5709 PR 11063
5710 * i386.cc (class Target_i386): Change return type of plt_section
5711 to be non-const.
5712 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5713 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5714 tls_desc_rel_ field.
5715 (Output_data_plt_i386::rel_tls_desc): New function.
5716 (Target_i386::rel_tls_desc_section): New function.
5717 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5718 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5719 R_386_TLS_DESC reloc in rel_tls_desc_section.
5720 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5721 Define struct Tlsdesc_info.
5722 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5723 (Target_x86_64::do_reloc_symbol_index): New function.
5724 (Target_x86_64::add_tlsdesc_info): New function.
5725 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5726 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5727 tlsdesc_rel_ field.
5728 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5729 all callers.
5730 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5731 (Target_x86_64::rela_tlsdesc_section): New function.
5732 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5733 handling.
5734 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5735 (Target_x86_64::do_reloc_addend): New function.
5736 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5737 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5738 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5739 (Output_reloc::type): New function.
5740 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5741 (Output_reloc::is_target_specific): New function.
5742 (Output_reloc::target_arg): New function.
5743 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5744 absolute relocs and target specific relocs.
5745 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5746 add_target_specific.
5747 (class Output_data_reloc) [SHT_RELA]: Likewise.
5748 * output.cc (Output_reloc::Output_reloc): Add four new versions
5749 for absolute relocs and target specific relocs.
5750 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5751 (Output_reloc::get_symbol_index): Likewise.
5752 (Output_reloc::local_section_offset): Check that local_sym_index_
5753 is not TARGET_CODE or 0.
5754 (Output_reloc::symbol_value): Likewise.
5755 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5756 reloc.
5757 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5758 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5759 functions.
5760 * layout.cc (add_target_dynamic_tags): Use output section for
5761 DT_PLTRELSZ and DT_JMPREL.
5762
3a44184e
ILT		 57632010-01-07 Ian Lance Taylor <iant@google.com>
5764
5765 PR 11061
5766 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5767 function.
5768 (class Output_data_reloc_generic): Define.
5769 (class Output_data_reloc_base): Change base class to
5770 Output_data_reloc_generic. Change add() method to call
5771 bump_relative_reloc_count for a relative reloc. Remove
5772 sort_relocs_ field.
5773 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5774 to sort_relocs().
5775 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5776 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5777 appropriate.
5778 * layout.h (class Layout): Update declaration.
5779
ea715a34
ILT		 57802010-01-07 Ian Lance Taylor <iant@google.com>
5781
5782 * output.h (class Output_data): Add const version of
5783 output_section and do_output_section.
5784 (class Output_section_data): Add const version of
5785 do_output_section.
5786 (class Output_section): Likewise.
5787 * layout.cc (Layout::add_target_dynamic_tags): New function.
5788 * layout.h (class Layout): Update declarations.
5789 * arm.cc (Target_arm::do_finalize_sections): Use
5790 add_target_dynamic_tags.
5791 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5792 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5793 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5794 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5795
659948a4
ILT		 57962010-01-07 Ian Lance Taylor <iant@google.com>
5797
5798 PR 11042
5799 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5800 object as needed.
5801
9d3b86f6
ILT		 58022010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5803 Ian Lance Taylor <iant@google.com>
5804
5805 PR 11019
5806 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5807 Xindex::read_symtab_xindex.
5808
bb0d3eb0
DK		 58092010-01-07 Doug Kwan <dougkwan@google.com>
5810
5811 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5812 (Insn_template::thumb16_bcond_insn): New method declaration.
5813 (Insn_template): Fix spelling.
5814 (Stub::thumb16_special): New method declaration.
5815 (Stub::do_write): Define virtual method which was previously pure
5816 virtual.
5817 (Stub::do_thumb16_special): New method declaration.
5818 (Stub::do_fixed_endian_write): New template member.
5819 (Reloc_stub::do_write): Remove.
5820 (Reloc_stub::do_fixed_endian_write): Remove.
5821 (Cortex_a8_stub): New class definition.
5822 (Stub_factory::make_cortex_a8_stub): New method definition.
5823 (Stub_factory::Stub_factory): Add missing static storage class
5824 qualifier for elf32_arm_stub_a8_veneer_blx.
5825
ffeef7df
ILT		 58262010-01-07 Ian Lance Taylor <iant@google.com>
5827
dc3f80fe
ILT		 5828 PR 10980
5829 * options.h (class General_options): Add --warn-unresolved-symbols
5830 and --error-unresolved-symbols.
5831 * errors.cc (Errors::undefined_symbol): Implement
5832 --warn-unresolved-symbols.
5833
ffeef7df
ILT		 5834 * options.h (class General_options): Add -z text and -z textoff.
5835 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5836
f1ec9ded
ST		 58372010-01-06 Sriraman Tallam <tmsriram@google.com>
5838
5839 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5840 (Garbage_collection::cident_sections): New function.
5841 (Garbage_collection::add_cident_section): New function.
5842 (Garbage_collection::cident_sections_): New member.
5843 (gc_process_relocs): Add references to sections whose names are C
5844 identifiers.
5845 * gold.h (cident_section_start_prefix): New constant.
5846 (cident_section_stop_prefix): New constant.
5847 (is_cident): New function.
5848 * layout.cc (Layout::define_section_symbols): Replace string constants
5849 with the newly defined constants.
5850 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5851 C identifiers.
5852 * testsuite/Makefile.am: Add gc_orphan_section_test.
5853 * testsuite/Makefile.in: Regenerate.
5854 * testsuite/gc_orphan_section_test.cc: New file.
5855 * testsuite/gc_orphan_section_test.sh: New file.
5856
6eda8c29
ILT		 58572010-01-06 Ian Lance Taylor <iant@google.com>
5858
b9674e17
ILT		 5859 PR 10980
5860 * options.h (class General_options): Add --warn-shared-textrel.
5861 * layout.cc (Layout::finish_dynamic_section): Implement
5862 --warn-shared-textrel.
5863
6eda8c29
ILT		 5864 PR 10980
5865 * options.h (class General_options): Add --warn-multiple-gp.
5866
32dcd44e
ILT		 58672010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5868
5869 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5870 $(THREADSLIB) and $(LIBDL).
5871 * Makefile.in: Rebuild.
5872
a192ba05
ILT		 58732010-01-06 Ian Lance Taylor <iant@google.com>
5874
5875 PR 10980
5876 * options.cc (General_options::parse_section_start): New function.
5877 (General_options::section_start): New function.
5878 (General_options::General_options): Initialize all members.
5879 * options.h: Include <map>
5880 (class General_options): Add --section-start. Add section_starts_
5881 member.
5882 * layout.cc (Layout::attach_allocated_section_to_segment): If
5883 --section-start was used, set the address of the segment. Remove
5884 local sort_sections.
5885 (Layout::relaxation_loop_body): If the address of the load segment
5886 has been set by --section-start, don't use it.
5887 * output.h (Output_segment::update_flags_for_output_section): New
5888 function.
5889 * output.cc (Output_segment::add_output_section): Call
5890 update_flags_for_output_section.
5891
dde3f402
ILT		 58922010-01-05 Ian Lance Taylor <iant@google.com>
5893
62dfdd4d
ILT		 5894 PR 10980
5895 * options.h (class General_options): Add --undefined-version.
5896 * script.cc (struct Version_expression): Add was_matched_by_symbol
5897 field.
5898 (Version_script_info::matched_symbol): New function.
5899 (Version_script_info::get_symbol_version_helper): Call
5900 matched_symbol.
5901 (Version_script_info::check_unmatched_names): New function.
5902 * script.h (class Version_script_info): Update declarations.
5903 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5904
9c4ae156
ILT		 5905 * options.h (class General_options): Use DEFINE_bool_alias for
5906 allow_multiple_definition.
5907 * resolve.cc (Symbol_table::should_override): Don't test
5908 allow_multiple_definition.
5909
dde3f402
ILT		 5910 PR 10980
5911 * options.h (class General_options): Add --cref.
5912 * main.cc (main): Print cref table if --cref. Don't close mapfile
5913 until after printing cref table.
5914 * cref.cc: Include "symtab.h".
5915 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5916 (Cref_table_compare::operator()): New function.
5917 (Cref_inputs::gather_cref): New function.
5918 (filecol): New static const.
5919 (Cref_inputs::print_cref): New function.
5920 (Cref::print_cref): New function.
5921 * cref.h: Include <cstdio>.
5922 (class Cref): Update declarations.
5923 * mapfile.h (Mapfile::file): New function.
5924 * object.h (class Object): Define Symbols. Declare virtual
5925 do_get_global_symbols.
5926 (Object::get_global_symbols): New function.
5927 * object.cc (Input_objects::add_object): Pass object to cref_ if
5928 --cref.
5929 (Input_objects::archive_start): Likewise.
5930 (Input_objects::archive_stop): Likewise.
5931 (Input_objects::print_cref): New function.
5932 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5933 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5934 --cref.
5935 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5936 function.
5937 * plugin.h (class Sized_pluginobj): Update declarations.
5938
8781f709
ILT		 59392010-01-05 Ian Lance Taylor <iant@google.com>
5940
5941 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5942 to is_default_version. Rename insdef to insdefault.
5943 (Symbol_table::add_from_relobj): Rename def to is_default_version
5944 and local to is_forced_local.
5945 (Symbol_table::add_from_pluginobj): Likewise.
5946 (Symbol_table::add_from_dynobj): Likewise.
5947 (Symbol_table::define_special_symbol): Rename insdef to
5948 insdefault.
5949
fe35d28d
ILT		 59502010-01-04 Ian Lance Taylor <iant@google.com>
5951
30bc8c46
ILT		 5952 PR 10980
5953 * options.h (class General_options): Add
5954 --allow-multiple-definition and -z muldefs.
5955 * resolve.cc (Symbol_table::should_override): Don't warn about a
5956 multiple symbol definition if --allow-multiple-definition or -z
5957 muldefs.
5958
7eaea549
ILT		 5959 PR 10980
5960 * options.h (class General_options): Add --add-needed and
5961 --copy-dt-needed-entries. Tweak --as-needed help entry.
5962 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5963 error if --copy-dt-needed-entries aka --add-needed is used and
5964 would cause a change in behaviour.
5965
fe35d28d
ILT		 5966 PR 10980
5967 * options.h (class General_options): Add -G as a short version of
5968 --shared. Add no-op options -assert, -g, and -i.
5969
55a2bb35
ST		 59702010-01-04 Sriraman Tallam <tmsriram@google.com>
5971
5972 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5973 check for .text or .gnu.linkonce.t sections.
5974 * icf.cc (Icf::find_identical_sections): Ditto.
5975 Change the detection for mangled function name within the section
5976 name.
5977 * icf.h (is_section_foldable_candidate): New function.
5978
719328e1
ILT		 59792009-12-30 Ian Lance Taylor <iant@google.com>
5980
5981 PR 10980
5982 * options.h (class General_options): Permit two dashes with
5983 --retain-symbols-file.
5984
d7bb5745
ILT		 59852009-12-30 Ian Lance Taylor <iant@google.com>
5986
403a15dd
ILT		 5987 PR 10979
5988 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5989 don't put the file header and segment headers in the text
5990 segment.
5991
eda294df
ILT		 5992 PR 10979
5993 * common.cc (Sort_commons::operator()): Stabilize sort when both
5994 entries are NULL.
5995 (Symbol_table::do_allocate_commons_list): When allocating common
5996 symbols, skip a symbol which is no longer common.
5997 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5998 an object before checking its type.
5999 * testsuite/common_test_2.c: New file.
6000 * testsuite/common_test_3.c: New file.
6001 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6002 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6003 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6004 (common_test_2_pic.o, common_test_2.so): New targets.
6005 (common_test_3_pic.o, common_test_3.so): New targets.
6006 * testsuite/Makefile.in: Rebuild.
6007
d7bb5745
ILT		 6008 PR 10979
6009 * script.cc (read_input_script): If we see a new SECTIONS clause,
6010 and we have added an input section, give an error.
6011 * layout.h (class Layout): Add have_added_input_section function.
6012 Add have_added_input_section_ field.
6013 * layout.cc (Layout::Layout): Initialize
6014 have_added_input_section_.
6015 (Layout::layout): Set have_added_input_section_.
6016 (Layout::layout_eh_frame): Likewise.
6017
fc59c572
ILT		 60182009-12-30 Ian Lance Taylor <iant@google.com>
6019
6020 PR 10931
6021 * options.h (class General_options): Add --sort-common option.
6022 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6023 * common.cc (Sort_common): Add sort_order parameter to
6024 constructor. Add sort_order_ field.
6025 (Sort_commons::operator): Check sort_order_.
6026 (Symbol_table::allocate_commons): Determine the sort order.
6027 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6028 Change all callers.
6029 (Symbol_table::do_allocate_commons_list): Likewise.
6030
1c74fab0
ILT		 60312009-12-30 Ian Lance Taylor <iant@google.com>
6032
6033 PR 10916
6034 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6035 symbols from this object, don't change the visibility of an
6036 undefined symbol.
6037 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6038
6affe781
ILT		 60392009-12-30 Ian Lance Taylor <iant@google.com>
6040
6041 PR 10861
6042 * script.h (class Version_script_info): Define Language enum.
6043 Update declarations. Define Glob, Exact, and Lookup types. Add
6044 new fields globals_, locals_, and is_finalized_.
6045 * script.cc: Various formatting fixes.
6046 (class Parser_closure): Change language_stack_ from a vector of
6047 std::string to one of Version_script_info::Language. Adjust all
6048 uses accordingly.
6049 (class Lazy_demangler): Remove.
6050 (struct Version_expression): Change language from std::string to
6051 Version_script_info::Language.
6052 (Version_script_info::Version_script_info): New function.
6053 (Version_script_info::~Version_script_info): Don't call clear.
6054 (Version_script_info::finalize): New function.
6055 (Version_script_info::build_lookup_tables): New function.
6056 (Version_script_info::build_expression_list_lookup): New
6057 function.
6058 (Version_script_info::get_symbol_version_helper): Rewrite to use
6059 lookup tables.
6060 (Version_script_info::print_expression_list): Adjust to use
6061 Version_script_info::Language.
6062 (script_push_lex_into_version_mode): Check that the version script
6063 has not been finalized.
6064 (version_script_push_lang): Change language string to
6065 Version_script_info::Language.
6066 * options.cc (Command_line::version_script): New function.
6067 * options.h (class General_options): Add finalize_dynamic_list
6068 function. Change version_script from declaration to definition.
6069 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6070 * testsuite/version_script.map: Remove duplicate def of foo.
6071 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6072 version_script.map.
6073 * testsuite/Makefile.in: Rebuild.
6074
818bf354
ILT		 60752009-12-30 Ian Lance Taylor <iant@google.com>
6076
6077 PR 10843
6078 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6079 if the input symbol index is 0, make the output symbol index 0.
6080
ebcc8304
ILT		 60812009-12-30 Ian Lance Taylor <iant@google.com>
6082
6083 PR 10670
6084 * options.h (class General_options): Add -x/--discard-all.
6085 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6086 --discard-all. If the local symbol needs a dynamic entry, check
6087 that before handling --discard-locals.
6088
176fe33f
ILT		 60892009-12-30 Ian Lance Taylor <iant@google.com>
6090
bb321bb1
ILT		 6091 PR 10450
6092 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6093 flags to PF_R.
6094 (Output_segment::add_output_section): Don't change the flags if
6095 the type is PT_TLS.
6096
176fe33f
ILT		 6097 PR 10450
6098 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6099 GNU hash table if they need a dynamic value. Otherwise, don't add
6100 them if they are defined in a dynamic object or are forced local.
6101
e8cd95c7
ILT		 61022009-12-29 Ian Lance Taylor <iant@google.com>
6103
1b81fb71
ILT		 6104 PR 10450
6105 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6106 .gnu.hash table for a 32-bit target.
6107
8d6d383d
ILT		 6108 PR 10450
6109 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6110 regular and a dynamic object only needs a dynamic symbol table
6111 entry if it is externally visible.
6112
e785ec03
ILT		 6113 PR 10450
6114 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6115 constructor. Add global_offset_table_ field.
6116 (Target_i386::got_section): Set global_offset_table_.
6117 (Target_i386::do_finalize_sections): Set global_offset_table_
6118 size.
6119 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6120 in constructor. Add global_offset_table_ field.
6121 (Target_x86_64::got_section): Set global_offset_table_.
6122 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6123 size.
6124
1a2dff53
ILT		 6125 * layout.cc (Layout::Layout): Initialize increase_relro_.
6126 (Layout::get_output_section): Add is_relro, is_last_relro, and
6127 is_first_non_relro parameters. Change all callers.
6128 (Layout::choose_output_section): Likewise.
6129 (Layout::add_output_section_data): Likewise.
6130 (Layout::make_output_section): Likewise.
6131 (Layout::set_segment_offsets): Clear increase_relro when using a
6132 linker script.
6133 * layout.h (class Layout): Add increase_relro method. Add
6134 increase_relro_ field. Update declarations.
6135 * output.cc (Output_section::Output_section): Initialize
6136 is_last_relro_ and is_first_non_relro_.
6137 (Output_segment::add_output_section): Group relro sections is
6138 do_sort is true. Handle is_last_relro and is_first_non_relro.
6139 (Output_segment::maximum_alignment): Remove relro handling.
6140 (Output_segment::set_section_addresses): Add increase_relro
6141 parameter. Change all callers. Add initial alignment to align
6142 relro sections on separate page. Remove old relro handling.
6143 (Output_segment::set_section_list_addresses): Remove in_relro
6144 parameter. Change all callers.
6145 (Output_segment::set_offset): Add increase parameter. Change all
6146 callers. Remove old relro handling.
6147 * output.h (class Output_section): Add new methods: is_last_relro,
6148 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6149 Add is_last_relro_ and is_first_non_relro_ fields.
6150 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6151 Create separate .got.plt section. Call increase_relro.
6152 * x86_64.cc (Target_x86_64::got_section): Likewise.
6153 * testsuite/relro_script_test.t: Add .got.plt.
6154
f0ba79e2
ILT		 6155 PR 10450
6156 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6157 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6158 (Layout::finalize): Call set_dynamic_symbol_size.
6159 (Layout::set_dynamic_symbol_size): New function.
6160 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6161 set_dynamic_symbol_size.
6162
e8cd95c7
ILT		 6163 PR 10450
6164 * output.h (class Output_section): Add is_entsize_zero_ field.
6165 * output.cc (Output_section::Output_section): Initialize
6166 is_entsize_zero_.
6167 (Output_section::set_entsize): If two different entsizes are
6168 requested, force it to zero.
6169 (Output_section::add_input_section): Set flags for .debug_str
6170 before updating section flags. Set entsize.
6171 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6172 and SHF_STRING if all input sections have those flags.
6173
3e1b9a8a
RÁE		 61742009-12-29 Rafael Espindola <espindola@google.com>
6175
6176 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6177 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6178 reporting.
3e1b9a8a 6179
3dcad376
ST		 61802009-12-29 Sriraman Tallam <tmsriram@google.com>
6181
6182 * options.cc (General_options::parse_version): Allow -v to exit
6183 without an error if there is nothing to link.
6184
084e2665
ILT		 61852009-12-29 Ian Lance Taylor <iant@google.com>
6186
6187 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6188 using a version of gcc before 4.1.
6189 * configure: Rebuild.
6190
250acde3
CD		 61912009-12-28 Chris Demetriou <cgd@google.com>
6192
6193 * attributes.cc (Output_attributes_section_data::do_write): Use
6194 std::vector::front rather than std::vector::data.
6195
99fff23b
ILT		 61962009-12-28 Ian Lance Taylor <iant@google.com>
6197
6198 * symtab.h (class Symbol_table): Add enum Defined.
6199 * resolve.cc (Symbol_table::should_override): Add defined
6200 parameter. Change all callers. Test whether object is NULL
6201 before calling a method on it.
6202 (Symbol_table::report_resolve_problem): Add defined parameter.
6203 Change all callers.
6204 (Symbol_table::should_override_with_special): Likewise.
6205 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6206 parameter. Change all callers.
6207 (Symbol_table::do_define_in_output_data): Likewise.
6208 (Symbol_table::define_in_output_segment): Likewise.
6209 (Symbol_table::do_define_in_output_segment): Likewise.
6210 (Symbol_table::define_as_constant): Likewise.
6211 (Symbol_table::do_define_as_constant): Likewise.
6212 * script.h (class Symbol_assignment): Add is_defsym parameter to
6213 constructor; change all callers.
6214 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6215 parameter. Change all callers. Add is_defsym_ field.
6216 (class Parser_closure): Add parsing_defsym parameter to
6217 constructor; change all callers. Add parsing_defsym accessor
6218 function. Add parsing_defsym_ field.
6219
556bd683
ILT		 62202009-12-28 Ian Lance Taylor <iant@google.com>
6221
6222 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6223 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6224
1782c879
ILT		 62252009-12-23 Ian Lance Taylor <iant@google.com>
6226
6227 * i386.cc (Target_i386::do_calls_non_split): Recognize
6228 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6229 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6230 -fsplit-stack prologue when using %r11.
1782c879 6231
329ca2b1
ST		 62322009-12-21 Sriraman Tallam <tmsriram@google.com>
6233
6234 * options.cc (General_options::parse_version): Make -v continue and do
6235 the link like GNU ld does.
6236
d675ff46
RÁE		 62372009-12-17 Rafael Avila de Espindola <espindola@google.com>
6238
6239 * Makefile.am (CCFILES): Add timer.cc.
6240 (HFILES): Add timer.h.
6241 * configure.ac: Check for sysconf and times.
6242 * main.cc: include timer.h.
6243 (main): Use Timer instead of get_run_time.
6244 * timer.cc: New.
6245 * timer.h: New.
6246 * workqueue.cc: include timer.h.
6247 (Workqueue::find_and_run_task):
6248 Report user, sys and wall time.
6249 * Makefile.in: Regenerate.
6250 * config.in: Regenerate.
6251 * configure: Regenerate.
6252
d6344fb5
DK		 62532009-12-16 Doug Kwan <dougkwan@google.com>
6254
6255 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6256 sections.
6257 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6258 relaxed input sections.
6259 * output.cc (Output_section::find_relaxed_input_section): Change
6260 return type to Output_relaxed_input_section pointer. Adjust code
6261 for new type of relaxed_input_section_map_.
6262 * output.h (Output_section::find_relaxed_input_section): Change
6263 return type to Output_relaxed_input_section pointer.
6264 (Output_section::Output_relaxed_input_section_by_input_section_map):
6265 New type.
6266 (Output_section::relaxed_input_section_map_): Change type to
6267 Output_section::Output_relaxed_input_section_by_input_section_map.
6268 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6269 input section.
6270
0e0d5469
ILT		 62712009-12-15 Ian Lance Taylor <iant@google.com>
6272
6273 * layout.cc (Layout::create_shstrtab): Only write out after input
6274 sections if we are compressing debug sections.
6275
0649a889
ILT		 62762009-12-15 Ian Lance Taylor <iant@google.com>
6277
6278 * archive.cc (Archive::add_symbols): Only look up a symbol without
6279 a version if there is, in fact, a version.
6280
2ea97941
ILT		 62812009-12-14 Ian Lance Taylor <iant@google.com>
6282
6283 Revert -Wshadow changes, all changes from:
6284 2009-12-11 Doug Kwan <dougkwan@google.com>
6285 2009-12-11 Nick Clifton <nickc@redhat.com>
6286 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6287
b0eec2cc
DK		 62882009-12-11 Doug Kwan <dougkwan@google.com>
6289
6290 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6291 due to -Wshadow.
6292 * attributes.cc (Object_attribute::size): Ditto.
6293 (Attributes_section_data::size): Ditto.
6294 (Attributes_section_data::Attributes_section_data): Ditto.
6295 (Output_attributes_section_data::do_write): Ditto.
6296 * attributes.h (Object_attribute::set_type): Ditto.
6297 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6298
91d6fa6a
NC		 62992009-12-11 Nick Clifton <nickc@redhat.com>
6300
6301 * archive.cc: Fix shadowed variable warnings.
6302 * arm.cc: Likewise.
6303 * compressed_output.cc: Likewise.
6304 * compressed_output.h: Likewise.
6305 * configure: Likewise.
6306 * dwarf_reader.cc: Likewise.
6307 * dynobj.cc: Likewise.
6308 * dynobj.h: Likewise.
6309 * ehframe.cc: Likewise.
6310 * ehframe.h: Likewise.
6311 * errors.cc: Likewise.
6312 * expression.cc: Likewise.
6313 * fileread.cc: Likewise.
6314 * fileread.h: Likewise.
6315 * freebsd.h: Likewise.
6316 * i386.cc: Likewise.
6317 * icf.cc: Likewise.
6318 * incremental.h: Likewise.
6319 * layout.cc: Likewise.
6320 * layout.h: Likewise.
6321 * mapfile.cc: Likewise.
6322 * merge.cc: Likewise.
6323 * merge.h: Likewise.
6324 * object.cc: Likewise.
6325 * object.h: Likewise.
6326 * options.h: Likewise.
6327 * output.cc: Likewise.
6328 * output.h: Likewise.
6329 * parameters.cc: Likewise.
6330 * plugin.cc: Likewise.
6331 * powerpc.cc: Likewise.
6332 * reduced_debug_output.cc: Likewise.
6333 * reduced_debug_output.h: Likewise.
6334 * reloc.cc: Likewise.
6335 * reloc.h: Likewise.
6336 * resolve.cc: Likewise.
6337 * script-sections.cc: Likewise.
6338 * script.cc: Likewise.
6339 * script.h: Likewise.
6340 * sparc.cc: Likewise.
6341 * symtab.cc: Likewise.
6342 * symtab.h: Likewise.
6343 * target-select.cc: Likewise.
6344 * target-select.h: Likewise.
6345 * token.h: Likewise.
6346 * workqueue.cc: Likewise.
6347 * workqueue.h: Likewise.
6348 * x86_64.cc: Likewise.
6349
a0351a69
DK		 63502009-12-10 Doug Kwan <dougkwan@google.com>
6351
6352 * arm.cc (attributes.h): New include.
6353 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6354 (Arm_relobj::~Arm_relobj): Delete object pointed by
6355 attributes_section_data_.
6356 (Arm_relobj::attributes_section_data): New method definition.
6357 (Arm_relobj::attributes_section_data_): New data member declaration.
6358 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6359 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6360 attributes_section_data_.
6361 (Arm_dynobj::attributes_section_data): New method definition.
6362 (Arm_dynobj::attributes_section_data_): New data member declaration.
6363 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6364 initialization value of may_use_blx_ to false.
6365 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6366 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6367 object attributes to compute results instead of hard-coding.
6368 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6369 Target_arm::get_secondary_compatible_arch,
6370 Target_arm::set_secondary_compatible_arch
6371 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6372 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6373 New method declarations.
6374 (Target_arm::get_aeabi_object_attribute): New method definition.
6375 (Target_arm::attributes_section_data_): New data member declaration.
6376 (read_arm_attributes_section): New template definition.
6377 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6378 (Arm_dynobj::do_read_symbols): Ditto.
6379 (Target_arm::do_finalize_sections): Merge attributes sections from
6380 input. Check for BLX use after attributes section merging.
6381 Fix __exidx_start and __exidx_end visibility. Create an
6382 .ARM.attributes section if necessary.
6383 (Target_arm::get_secondary_compatible_arch,
6384 Target_arm::set_secondary_compatible_arch,
6385 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6386 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6387 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6388 New method definitions.
6389
b59befec
ILT		 63902009-12-09 Ian Lance Taylor <iant@google.com>
6391
6392 * plugin.cc (Plugin::load): Don't cast from void* to a function
6393 pointer.
6394
1276bc89
ILT		 63952009-12-09 Ian Lance Taylor <iant@google.com>
6396
6397 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6398 information fields.
6399
2f2de248
L		 64002009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6401
6402 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6403 Replace two_file_shared_1.so with two_file_shared_2.so.
6404 * testsuite/Makefile.in: Regenerated.
6405
4f787271
DK		 64062009-12-08 Doug Kwan <dougkwan@google.com>
6407
6408 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6409 (HFILES): Add attributes.h and int_encoding.h.
6410 * Makefile.in: Regenerate.
6411 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6412 function definitions to int_encoding.cc
6413 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6414 prototypes to int_encoding.h
6415 * reduced_debug_output.cc (int_encoding.h): New include.
6416 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6417 function definitions to int_encoding.cc
6418 (insert_into_vector, read_from_pointer): Move template definitions to
6419 int_encoding.h
6420 * attributes.cc: New file.
6421 * attributes.h: New file.
6422 * int_encoding.cc: New file.
6423 * int_encoding.h: New file.
6424
20b52f1a
RÁE		 64252009-12-07 Rafael Avila de Espindola <espindola@google.com>
6426
6427 PR gold/11055
6428 * incremental-dump.cc (dump_incremental_inputs): New.
6429 (main): Use dump_incremental_inputs.
6430
53d7974c
L		 64312009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6432
6433 PR gold/10893
6434 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6435 checking elfcpp::STT_FUNC.
6436 (Target_i386::Relocate::relocate): Likewise.
6437 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6438
6439 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6440 symbols from shared libraries into normal FUNC symbols.
6441
6442 * symtab.h (Symbol): Add is_func and use it.
6443
05a352e6
DK		 64442009-12-05 Doug Kwan <dougkwan@google.com>
6445
6446 * arm.cc (Target_arm::arm_info): Initialize new fields
6447 attributes_section and attributes_vendor.
6448 * i386.cc (Target_i386::i386_info): Same.
6449 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6450 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6451 fields attributes_section and attributes_vendor.
53d7974c 6452 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6453 * target.h (Target::attributes_section, Target::attributes_vendor,
6454 Target::is_attributes_section, Target::attribute_arg_type,
6455 Target::attributes_order): New method definitions.
6456 (Target::Target_info::attributes_section,
6457 Target::Target_info::attributes_vendor): New fields.
6458 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6459 virtual method definitions.
6460 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6461 attributes_section and attributes_vendor.
6462 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6463
f4e5969c
DK		 64642009-12-05 Doug Kwan <dougkwan@google.com>
6465
6466 * arm.cc: Update comments about interworking and stub generation.
6467 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6468 considered as non-PIC.
6469 (Arm_relocate_functions::base_abs): Fix formatting.
6470 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6471 of function to use GOT entry address instead of offset.
6472 (Target_arm::Scan::global): Issue an error if a symbol would need a
6473 PLT does not get one because it is untyped. Remove code to create
6474 dynamic symbols for relative branches.
6475 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6476 takes unsigned integer instead of boolean.
6477
1abce4a6
L		 64782009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6479
6480 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6481 (two_file_test_LDADD): Likewise.
6482 (common_test_1_LDADD): Likewise.
6483 (exception_test_LDADD) Likewise.
6484 (weak_test_LDADD): Likewise.
6485 (many_sections_test_LDADD): Likewise.
6486 (initpri1_LDADD): Likewise.
6487 (script_test_1_LDADD): Likewise.
6488 (script_test_2_LDADD): Likewise.
6489 (justsyms_LDADD): Likewise.
6490 (binary_test_LDADD): Likewise.
6491 (large_LDADD): Likewise.
6492 * testsuite/Makefile.in: Regenerated.
6493
adcf2816 64942009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6495
adcf2816
L		 6496 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6497 (Symbol_table::override_with_special): Likewise.
6498 (Symbol_table::add_from_object): Likewise.
6499
28e67f5d
RÁE		 65002009-12-04 Rafael Avila de Espindola <espindola@google.com>
6501
6502 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6503 Don't set the data_offset twice.
6504
ae10a101
RÁE		 65052009-12-04 Rafael Avila de Espindola <espindola@google.com>
6506
6507 * testsuite/Makefile.in: Regenerate.
6508
f59f41f3
DK		 65092009-12-03 Doug Kwan <dougkwan@google.com>
6510
6511 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6512 (Target_arm::do_finalize_sections): Add parameter for symbol table
6513 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6514 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6515 parameter for symbol table pointer.
6516 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6517 an additional parameter for a pointer to symbol table.
6518 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6519 parameter for a symbol table pointer.
6520 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6521 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6522 Ditto.
6523 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6524 parameter for a symbol table pointer.
6525
ca55d848
RÁE		 65262009-12-03 Rafael Avila de Espindola <espindola@google.com>
6527
6528 * incremental.cc (Incremental_inputs_header)
6529 (Incremental_inputs_header_write, Incremental_inputs_entry)
6530 (Incremental_inputs_entry_write): Move ...
6531 * incremental.h (Incremental_inputs_header)
6532 (Incremental_inputs_header_write, Incremental_inputs_entry)
6533 (Incremental_inputs_entry_write): here.
6534
3aec4f9c
RÁE		 65352009-12-02 Rafael Avila de Espindola <espindola@google.com>
6536
6537 * incremental.cc (make_sized_incremental_binary): Set the target.
6538 Error if it is incompatible.
6539 * output.h (Output_file): Add filename method.
6540
9c0ae74d
RÁE		 65412009-12-02 Rafael Avila de Espindola <espindola@google.com>
6542
6543 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6544 from the get_* methods.
6545
a45500ae
RÁE		 65462009-12-02 Rafael Avila de Espindola <espindola@google.com>
6547
6548 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6549 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6550 Write 0 for the data_offset of scripts.
6551
325e6408
RÁE		 65522009-12-02 Rafael Avila de Espindola <espindola@google.com>
6553
6554 * testsuite/Makefile.am: Add the incremental_test.sh test.
6555 * testsuite/incremental_test.sh: New.
6556 * testsuite/incremental_test_1.c: New.
6557 * testsuite/incremental_test_2.c: New.
6558
954c3e2e
RÁE		 65592009-12-01 Rafael Avila de Espindola <espindola@google.com>
6560
6561 * incremental-dump.cc (main): Fix typos.
6562
f8086623
RÁE		 65632009-11-27 Rafael Avila de Espindola <espindola@google.com>
6564
6565 PR gold/11025
6566 * incremental-dump.cc (main): Use llu to print 64 bit values.
6567
3b0dd6ac
L		 65682009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6569 H.J. Lu <hongjiu.lu@intel.com>
6570
6571 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6572 $(LIBDL).
6573 (incremental_dump_LDADD): Likewise.
6574 * Makefile.in: Regenerated.
6575
a6d1ef57 65762009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6577
a6d1ef57
DK		 6578 Revert:
6579
6580 2009-11-25 Doug Kwan <dougkwan@google.com>
6581
6582 * arm.cc (Target_arm::Target_arm): Move method definition
6583 outside of class definition. Add code to handle
6584 --target1-rel, --target1-abs and --target2= options.
6585 (Target_arm::get_reloc_reloc_type): Change method to be
6586 non-static and const.
6587 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6588 New data member declaration.
6589 (Target_arm::Scan::local, Target_arm::Scan::global,
6590 Target_arm::Relocate::relocate,
6591 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6592 Adjust call to Target_arm::get_real_reloc_type.
6593 (Target_arm::get_real_reloc_type): Use command line options
6594 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6595 * options.h (--target1-rel, --target1-abs, --target2): New
6596 ARM-only options.
6597
50aeb7d4
DK		 65982009-11-25 Doug Kwan <dougkwan@google.com>
6599
6600 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6601 class definition. Add code to handle --target1-rel, --target1-abs
6602 and --target2= options.
6603 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6604 and const.
6605 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6606 member declaration.
6607 (Target_arm::Scan::local, Target_arm::Scan::global,
6608 Target_arm::Relocate::relocate,
6609 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6610 call to Target_arm::get_real_reloc_type.
6611 (Target_arm::get_real_reloc_type): Use command line options to
6612 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6613 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6614 options.
6615
51938283
DK		 66162009-11-25 Doug Kwan <dougkwan@google.com>
6617
6618 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6619 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6620 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6621 formatting.
6622 (Arm_relocate_functions::thm_call): Replace body with a call to
6623 Arm_relocate_functions::thumb_branch_common.
6624 (Arm_relocate_functions::thm_jump24,
6625 Arm_relocate_functions::thm_xpc22): New method definitions.
6626 (Arm_relocate_functions::thumb_branch_common): New method definition.
6627 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6628 operator.
6629 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6630 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6631
e2b8f3c4
RÁE		 66322009-11-24 Rafael Avila de Espindola <espindola@google.com>
6633
6634 * Makefile.am: Build incremental-dump
6635 * Makefile.in: Regenerate.
6636 * incremental-dump.cc: New.
6637 * incremental.cc (Incremental_inputs_header_data,
6638 Incremental_inputs_entry_data): Move to incremental.h
6639 * incremental.h: (Incremental_inputs_header_data,
6640 Incremental_inputs_entry_data): Move from incremental.cc
6641
bcba9aec
RÁE		 66422009-11-24 Rafael Avila de Espindola <espindola@google.com>
6643
6644 * incremental.cc (Incremental_inputs_header,
6645 Incremental_inputs_header_write, Incremental_inputs_entry,
6646 Incremental_inputs_entry_write): Add a typedef with the data type.
6647
7c3afe08
RÁE		 66482009-11-24 Rafael Avila de Espindola <espindola@google.com>
6649
6650 * incremental.cc (Incremental_inputs_header,
6651 Incremental_inputs_header_write, Incremental_inputs_entry,
6652 Incremental_inputs_entry_write): Update comment about which
6653 type has the filed descriptions.
6654
d204b6e9
DK		 66552009-11-15 Doug Kwan <dougkwan@google.com>
6656
6657 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6658 (Arm_relocate_functions::arm_branch_common): Change method defintion
6659 in class definition to a method declaration and update list of formal
6660 parameters.
6661 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6662 Arm_relocation_functions::jump24): Adjust call to
6663 Arm_relocate_functions::arm_branch_common. Update list of formal
6664 parameters.
6665 (Arm_relocate_functions::xpc25): New method definition.
6666 (Arm_relocate_functions::arm_branch_common): Move method defintion
6667 out from class definition. Use stubs for mode-switching and extending
6668 branch ranges.
6669 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6670 specially. Change code to enable use of stubs in ARM branches.
6671
43d12afe
DK		 66722009-11-10 Doug Kwan <dougkwan@google.com>
6673
6674 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6675 in method declaration.
6676 (Target_arm::relocate_stub): New method declaration.
6677 (Target_arm::default_target): Change to return a pointer instead of
6678 a const reference.
6679 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6680 Target_arm::default_target.
6681 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6682 method definition.
6683 (Target_arm::relocate_section): Adjust view.
6684 (Target_arm::relocate_stub): New method definition.
6685
ac33a407
DK		 66862009-11-10 Doug Kwan <dougkwan@google.com>
6687
6688 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6689 a format warning.
6690 * incremental.cc (open_incremental_binary): Initialized local
6691 variables to avoid warnings.
6692 * object.cc (make_elf_object): Ditto.
6693 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6694 a format warning.
e1df38aa 6695
88ee28e9
L		 6696009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6697
6698 PR gold/10930
6699 * testsuite/plugin_test.c: Include "config.h".
6700
2daedcd6
DK		 67012009-11-09 Doug Kwan <dougkwan@google.com>
6702
6703 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6704 (arm_symbol_value): Remove.
6705 (Arm_relocate_functions::arm_branch_common,
6706 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6707 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6708 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6709 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6710 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6711 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6712 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6713 Arm_relocate_functions::thm_mobw_abs_nc,
6714 Arm_relocate_functions::thm_mov_abs,
6715 Arm_relocate_functions::movw_prel_nc,
6716 Arm_relocate_functions::thm_movt_abs,
6717 Arm_relocate_functions::movt_prel,
6718 Arm_relocate_functions::thm_movw_prel_nc,
6719 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6720 (Target_arm::Relocate::relocate): Only decompose address into two
6721 parts if relocation type uses the thumb-bit and pass the actual
6722 bit instead of a flag indicating that the thumb-bit is used. Adjust
6723 calls to methods in Arm_relocate_functions for this change.
6724
1276bc89 67252009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6726
6727 PR 10925
6728 * reloc.cc: Instantiate
6729 Sized_relobj::initialize_input_to_output_maps and
6730 Sized_relobj:free_input_to_output_maps.
6731
e53ad1b5
ILT		 67322009-11-06 Ian Lance Taylor <iant@google.com>
6733
6734 PR 10876
6735 * defstd.cc (in_segment): Set only_if_ref true for "end".
6736
eb44217c
DK		 67372009-11-06 Doug Kwan <dougkwan@google.com>
6738
6739 * arm.cc (class Reloc_stub): Correct a comment.
6740 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6741 (Target_arm::scan_section_for_stubs): New method declaration.
6742 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6743 Change methods from private to protected.
6744 (Target_arm::do_may_relax): New method definition.
6745 (Target_arm::do_relax, Target_arm::group_sections,
6746 Target_arm::scan_reloc_for_stub,
6747 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6748 (Target_arm::arm_input_section_map_): New data member declaration.
6749 (Target_arm::scan_reloc_for_stub,
6750 Target_arm::scan_reloc_section_for_stubs,
6751 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6752 Target_arm::do_relax): New method definitions.
6753
5d329b7d
ILT		 67542009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6755
6756 * configure.ac: Check for (struct stat)::st_mtim
6757 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6758 * config.in: Regenerate.
6759 * configure: Regenerate.
6760
96a0d71b
ILT		 67612009-11-05 Ian Lance Taylor <iant@google.com>
6762
6763 PR 10910
6764 * output.cc (Output_segment::add_output_section): Add missing
6765 return statement.
6766
594c8e5e
ILT		 67672009-11-04 Ian Lance Taylor <iant@google.com>
6768
6769 PR 10880
6770 * object.h (class Object): Add is_needed and set_is_needed
6771 methods. Add is_needed_ field. Make bool fields into bitfields.
6772 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6773 defined in a dynamic object and referenced by a regular object,
6774 set is_needed for the dynamic object.
6775 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6776 if the file is marked with as_needed and it is not needed.
6777
22b127cc
ILT		 67782009-11-04 Ian Lance Taylor <iant@google.com>
6779
6780 PR 10887
6781 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6782 tags if data is discarded by linker script.
6783 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6784 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6785 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6786 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6787
f5c870d2
ILT		 67882009-11-04 Ian Lance Taylor <iant@google.com>
6789
6790 * layout.cc (Layout::get_output_section): Add is_interp and
6791 is_dynamic_linker_section parameters. Change all callers.
6792 (Layout::choose_output_section): Likewise.
6793 (Layout::make_output_section): Likewise.
6794 (Layout::add_output_section_data): Add is_dynamic_linker_section
6795 parameter. Change all callers.
6796 * layout.h (class Layout): Update declarations.
6797 * output.h (class Output_section): Add is_interp, set_is_interp,
6798 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6799 Add is_interp_, is_dynamic_linker_section_ fields. Change
6800 generate_code_fills_at_write_ to a bitfield.
6801 * output.cc (Output_section::Output_sections): Initialize new
6802 fields.
6803 (Output_segment::add_output_section): Add do_sort parameter.
6804 Change all callers.
6805
1ae4d23b
ILT		 68062009-11-03 Ian Lance Taylor <iant@google.com>
6807
6808 PR 10860
6809 * options.h (class General_options): Add --warn-common.
6810 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6811 merging two common symbols.
6812 (Symbol_table::should_override): Handle --warn-common when merging
6813 a common symbol with a defined symbol. Use report_resolve_problem
6814 for multiple definitions.
6815 (Symbol_table::report_resolve_problem): New function.
6816 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6817
55da9579
DK		 68182009-11-03 Doug Kwan <dougkwan@google.com>
6819
6820 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6821 stub_factory_.
6822 (Target_arm::stub_factory): New method definition.
6823 (Target_arm::new_arm_input_section,
6824 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6825 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6826 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6827 New type definitions.
6828 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6829 member declarations.
6830 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6831 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6832 New method definitions.
6833
37a9ac43
ILT		 68342009-11-03 Ian Lance Taylor <iant@google.com>
6835
6836 * options.h (class General_options): Add --warn_constructors.
6837
b3d6a3d4
ILT		 68382009-11-03 Ian Lance Taylor <iant@google.com>
6839
6840 PR 10893
6841 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6842 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6843
934b01dd
ILT		 68442009-11-03 Ian Lance Taylor <iant@google.com>
6845
6846 PR 10895
6847 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6848 --msgid-bugs-address.
6849 (install-pdf): New target.
6850 (install-data_yes): Look up one directory to find mkinstalldirs.
6851
03c1939b
L		 68522009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6853
6854 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6855 tree.
6856
ebd95253
DK		 68572009-10-30 Doug Kwan <dougkwan@google.com>
6858
6859 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6860
e9bbb538
DK		 68612009-10-30 Doug Kwan <dougkwan@google.com>
6862
6863 * arm.cc (Stub_addend_reader): New struct template definition
6864 and partial specializations.
6865 (Stub_addend_reader::operator()): New method definition for a
6866 partially specialized template.
6867
d5b40221
DK		 68682009-10-30 Doug Kwan <dougkwan@google.com>
6869
6870 * arm.cc (Arm_relobj::processor_specific_flags): New method
6871 definition.
6872 (Arm_relobj::do_read_symbols): New method declaration.
6873 (Arm_relobj::processor_specific_flags_): New data member declaration.
6874 (Arm_dynobj): New class definition.
6875 (Target_arm::do_finalize_sections): Add input_objects parameter.
6876 (Target_arm::do_adjust_elf_header): New method declaration.
6877 (Target_arm::are_eabi_versions_compatible,
6878 (Target_arm::merge_processor_specific_flags): New method declaration.
6879 (Target_arm::do_make_elf_object): New overloaded method definitions
6880 and declaration.
6881 (Arm_relobj::do_read_symbols): New method definition.
6882 (Arm_dynobj::do_read_symbols): Ditto.
6883 (Target_arm::do_finalize_sections): Add input_objects parameters.
6884 Merge processor-specific flags from all input objects.
6885 (Target_arm::are_eabi_versions_compatible,
6886 Target_arm::merge_processor_specific_flags,
6887 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6888 New method definitions.
6889 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6890 Input_objects pointer type parameter.
6891 * layout.cc (Layout::finalize): Pass input objects to target's.
6892 finalize_sections function.
6893 * output.cc (Output_file_header::do_sized_write): Set ELF file
6894 header's processor-specific flags.
6895 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6896 Input_objects pointer type parameter.
6897 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6898 * target.h (Input_objects): New forward class declaration.
6899 (Target::processor_specific_flags,
6900 Target::are_processor_specific_flags_sect): New method definitions.
6901 (Target::finalize_sections): Add input_objects parameter.
6902 (Target::Target): Initialize processor_specific_flags_ and
6903 are_processor_specific_flags_set_.
6904 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6905 parameter.
6906 (Target::set_processor_specific_flags): New method definition.
6907 (Target::processor_specific_flags_,
6908 Target::are_processor_specific_flags_set_): New data member
6909 declarations.
6910 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6911 Input_objects pointer type parameter.
6912
ebabffbd
DK		 69132009-10-30 Doug Kwan <dougkwan@google.com>
6914
6915 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6916
ad0f2072
ILT		 69172009-10-28 Ian Lance Taylor <iant@google.com>
6918
6919 * object.h (class Relobj): Drop options parameter from
6920 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6921 do_scan_relocs, do_relocate. Change all callers.
6922 (class Sized_relobj): Drop options parameters from
6923 do_gc_process_relocs, do_scan_relocs, do_relocate,
6924 do_relocate_sections, relocate_sections, emit_relocs_scan,
6925 emit_relocs_scan_reltype. Change all callers.
6926 (struct Relocate_info): Remove options field and all references to
6927 it.
6928 * reloc.h (class Read_relocs): Remove options constructor
6929 parameter and options_ field. Change all callers.
6930 (class Gc_process_relocs, class Scan_relocs): Likewise.
6931 (class Relocate_task): Likewise.
6932 * target-reloc.h (scan_relocs): Remove options parameter. Change
6933 all callers.
6934 (scan_relocatable_relocs): Likewise.
6935 * target.h (class Sized_target): Remove options parameter from
6936 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6937 all callers.
6938 * gc.h (gc_process_relocs): Remove options parameter. Change all
6939 callers.
6940 * arm.cc: Update functions to remove options parameters.
6941 * i386.cc: Likewise.
6942 * powerpc.cc: Likewise.
6943 * sparc.cc: Likewise.
6944 * x86_64.cc: Likewise.
6945 * testsuite/testfile.cc: Likewise.
6946
8ffa3667
DK		 69472009-10-28 Doug Kwan <dougkwan@google.com>
6948
6949 * arm.cc (Arm_relobj): New class definition.
e1df38aa 6950 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 6951 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6952 New method definitions.
6953
40f36857
CC		 69542009-10-28 Cary Coutant <ccoutant@google.com>
6955
6956 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6957 (Plugin::cleanup_done_): New member.
6958 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6959 (Plugin_manager::cleanup_done_): Remove.
6960 (Plugin_manager::add_input_file): Edit error message.
6961 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6962 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6963
2c849493
ILT		 69642009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6965
6966 * fileread.cc: (File_read::View::~View): Use the new
6967 data_ownership_ filed.
6968 (File_read::~File_read): Dispose the new whole_file_view_.
6969 (File_read::open): Mmap the whole file if needed.
6970 (File_read::open): Use whole_file_view_ instead of contents_.
6971 (File_read::find_view): Use whole_file_view_ if applicable.
6972 (File_read::do_read): Use whole_file_view_ instead of contents_.
6973 (File_read::make_view): Use whole_file_view_ instead of contents_,
6974 update File_read::View::View call.
6975 (File_read::find_or_make_view): Update File_read::View::View
6976 call.
6977 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6978 remove contents_
6979 (File_read::View::Data_ownership): New enum.
6980 (File_read::View::View): Replace bool mapped_ with Data_ownership
6981 argument.
6982 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6983 (File_read::View::data_ownership_): New field.
6984 (File_read::contents_): Remove (replaced by whole_file_view_).
6985 (File_read::whole_file_view_): New field.
6986 * options.h (class General_options): Add --keep-files-mapped.
6987
24998053
CC		 69882009-10-27 Cary Coutant <ccoutant@google.com>
6989
6990 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6991 * testsuite/Makefile.am (plugin_test_5): New test case.
6992 * testsuite/Makefile.in: Regenerate.
6993
72adc4fa
DK		 69942009-10-25 Doug Kwan <dougkwan@google.com>
6995
6996 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6997 from private to protected to allow access by child class.
6998 (Sized_relobj::do_relocate_sections): New method declaration.
6999 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7000 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7001 Sized_relobj::relocate_sections. Instantiate template explicitly
7002 for different target sizes and endianity.
7003
07f508a2
DK		 70042009-10-24 Doug Kwan <dougkwan@google.com>
7005
7006 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7007 (Arm_input_section::as_arm_input_section): New method.
7008 (Arm_output_section): New class definition.
7009 (Arm_output_section::create_stub_group,
7010 Arm_output_section::group_sections): New method definitions.
7011
10ad9fe5
DK		 70122009-10-22 Doug Kwan <dougkwan@google.com>
7013
7014 * arm.cc (Arm_input_section): New class definition.
7015 (Arm_input_section::init, Arm_input_section:do_write,
7016 Arm_input_section::set_final_data_size,
7017 Arm_input_section::do_reset_address_and_file_offset): New method
7018 definitions.
7019
56ee5e00
DK		 70202009-10-21 Doug Kwan <dougkwan@google.com>
7021
7022 * arm.cc (Stub_table, Arm_input_section): New forward class
7023 declarations.
7024 (Stub_table): New class defintion.
7025 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7026 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7027 New method definition.
7028
b569affa
DK		 70292009-10-21 Doug Kwan <dougkwan@google.com>
7030
7031 * arm.cc: Update copyright comments.
7032 (Target_arm): New forward class template declaration.
7033 (Arm_address): New type.
7034 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7035 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7036 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7037 constants.
7038 (Insn_template): Same.
7039 (DEF_STUBS): New macro.
7040 (Stub_type): New enum type.
7041 (Stub_template): New class definition.
7042 (Stub): Same.
7043 (Reloc_stub): Same.
7044 (Stub_factory): Same.
7045 (Target_arm::Target_arm): Initialize may_use_blx_ and
7046 should_force_pic_veneer_.
7047 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7048 Target_arm::should_force_pic_veneer,
7049 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7050 Target_arm::using_thumb_only, Target_arm:;default_target): New
7051 method defintions.
7052 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7053 New data member declarations.
7054 (Insn_template::size, Insn_template::alignment): New method defintions.
7055 (Stub_template::Stub_template): New method definition.
7056 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7057 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7058 (Stub_factory::Stub_factory): New method definition.
7059 * gold.h (string_hash): New template.
7060 * output.h (Input_section_specifier::hash_value): Use
7061 gold::string_hash.
7062 (Input_section_specifier::string_hash): Remove.
7063 * stringpool.cc (Stringpool_template::string_hash): Use
7064 gold::string_hash.
7065
6c172549
DK		 70662009-10-20 Doug Kwan <dougkwan@google.com>
7067
7068 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7069 symbols of relaxed input sections.
7070 * output.h (Output_section::find_relaxed_input_section): Make
7071 method public.
7072
c5617f2f
DK		 70732009-10-16 Doug Kwan <dougkwan@google.com>
7074
7075 * dynobj.cc (Versions::Versions): Initialize version_script_.
7076 Only insert base version symbol definition for a shared object
7077 if version script defines any version versions.
7078 (Versions::define_base_version): New method definition.
7079 (Versions::add_def): Check that base version is not needed.
7080 (Versions::add_need): Define base version lazily.
7081 * dynobj.h (Versions::define_base_version): New method declaration.
7082 (Versions::needs_base_version_): New data member declaration.
7083 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7084 (check_DATA): Add no_version_test.stdout.
7085 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7086 New make rules.
7087 * testsuite/Makefile.in: Regenerate.
7088 * testsuite/no_version_test.c: New file.
7089 * testsuite/no_version_test.sh: Ditto.
7090
3c12dcdb
DK		 70912009-10-16 Doug Kwan <dougkwan@google.com>
7092
7093 * expression.cc (class Segment_start_expression): New class definition.
7094 (Segment_start_expression::value): New method definition.
7095 (script_exp_function_segment_start): Return a new
7096 Segment_start_expression.
7097 * gold/script-c.h (script_saw_segment_start_expression): New function
7098 prototype.
7099 * script-sections.cc (Script_sections::Script_sections): Initialize
7100 SAW_SEGMENT_START_EXPRESSION_ to false.
7101 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7102 and -Tbbs options to specify section addresses if given in
7103 command line and no SEGMENT_START expression is seen in a script.
7104 * script-sections.h (Script_sections::saw_segment_start_expression,
7105 Script_sections::set_saw_segment_start_expression): New method
7106 definition.
7107 (Script_sections::saw_segment_start_expression_): New data member
7108 declaration.
7109 * script.cc (script_saw_segment_start_expression): New function.
7110 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7111 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7112 script_test_7.sh and script_test_8.sh.
7113 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7114 script_test_8.stdout.
7115 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7116 (script_test_6, script_test_6.stdout, script_test_7,
7117 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7118 * Makefile.in: Regenerate.
7119 * testsuite/script_test_6.sh: New file.
7120 * testsuite/script_test_6.t: Same.
7121 * testsuite/script_test_7.sh: Same.
7122 * testsuite/script_test_7.t: Same.
7123 * testsuite/script_test_8.sh: Same.
7124
64b1ae37
DK		 71252009-10-16 Doug Kwan <dougkwan@google.com>
7126
7127 * output.cc (Output_segment::set_section_list_address): Cast
7128 expressions to unsigned long long type to avoid format warnings.
7129
661be1e2
ILT		 71302009-10-15 Ian Lance Taylor <iant@google.com>
7131
12edd763 7132 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7133 dot assignment to script_sections_.
12edd763
ILT		 7134 * script-sections.cc (Script_sections::add_dot_assignment):
7135 Initialize if necessary.
7136
68b6574b
ILT		 7137 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7138 program headers with no load segment if there is a linker script.
7139
661be1e2
ILT		 7140 * layout.cc (Layout::set_segment_offsets): Align the file offset
7141 to the segment aligment for -N or -n with no load segment.
7142 * output.cc (Output_segment::add_output_section): Don't crash if
7143 the first section is a TLS section.
7144 (Output_segment::set_section_list_addresses): Print an error
7145 message if the address moves backward in a linker script.
7146 * script-sections.cc
7147 (Output_section_element_input::set_section_addresses): Don't
7148 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7149 (Orphan_output_section::set_section_addresses): Likewise.
7150
f15f61a7
DK		 71512009-10-15 Doug Kwan <dougkwan@google.com>
7152
7153 * layout.cc (Layout::finish_dynamic_section): Generate tags
7154 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7155 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7156 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7157
82bb573a
ILT		 71582009-10-14 Ian Lance Taylor <iant@google.com>
7159
7160 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7161 fields.
7162 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7163 data_shdr fields of relinfo.
7164 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7165 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7166 R_386_TLS_LDO_32, adjust based on section flags.
7167 (Target_i386::Relocate::fix_up_ldo): Remove.
7168
374ad285
ILT		 71692009-10-13 Ian Lance Taylor <iant@google.com>
7170
7171 Add support for -pie.
7172 * options.h (class General_options): Add -pie and
7173 --pic-executable.
7174 (General_options::output_is_position_independent): Test -pie.
7175 (General_options::output_is_executable): Return true if not shared
7176 and not relocatable.
7177 (General_options::output_is_pie): Remove.
7178 * options.cc (General_options::finalize): Reject incompatible uses
7179 of -pie.
7180 * gold.cc (queue_middle_tasks): A -pie link is not static.
7181 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7182 * symtab.cc (Symbol::final_value_is_known): Return false if
7183 output_is_position_independent.
7184 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7185 output_is_position_independent.
7186 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7187 output_is_position_independent.
7188 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7189 output_is_position_independent.
7190 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7191 two_file_pie_test.
7192 (basic_pie_test.o, basic_pie_test): New targets.
7193 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7194 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7195 (two_file_pie_test): New target.
7196 * testsuite/Makefile.in: Rebuild.
7197 * README: Remove note saying that -pie is not supported.
7198
c6585162
ILT		 71992009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7200
7201 * options.h (class General_options): Add -init and -fini.
7202 * layout.cc (Layout::finish_dynamic_section): Emit
7203 given init and fini functions.
7204
032ce4e9
ST		 72052009-10-13 Sriraman Tallam <tmsriram@google.com>
7206
7207 * gc.h (gc_process_relocs): Check if icf is enabled using new
7208 function.
7209 * gold.cc (queue_initial_tasks): Likewise.
7210 (queue_middle_tasks): Likewise.
7211 * object.cc (do_layout): Likewise.
7212 * symtab.cc (is_section_folded): Likewise.
7213 * main.cc (main): Likewise.
7214 * reloc.cc (Read_relocs::run): Likewise.
7215 (Sized_relobj::do_scan_relocs): Likewise.
7216 * icf.cc (is_function_ctor_or_dtor): New function.
7217 (Icf::find_identical_sections): Check if function is ctor or dtor when
7218 safe icf is chosen.
7219 * options.h (General_options::icf): Change option to be an enum.
7220 (Icf_status): New enum.
7221 (icf_enabled): New method.
7222 (icf_safe_folding): New method.
7223 (set_icf_status): New method.
7224 (icf_status_): New variable.
7225 * (options.cc) (General_options::finalize): Set icf_status_.
7226 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7227 icf_test and icf_keep_unique_test to use the --icf enum flag.
7228 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7229 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7230
f345227a
ST		 72312009-10-12 Sriraman Tallam <tmsriram@google.com>
7232
7233 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7234 includes to gc.h and icf.h.
7235 * arm.cc: Include gc.h.
7236 * gold.cc: Likewise.
7237 * i386.cc: Likewise.
7238 * powerpc.cc: Likewise.
7239 * sparc.cc: Likewise.
7240 * x86_64.cc: Likewise.
7241 * gc.h: Include icf.h.
7242
1c7814ed
ILT		 72432009-10-11 Ian Lance Taylor <iant@google.com>
7244
7245 * plugin.cc: Include "gold.h" before other header files.
7246
ae3b5189
CD		 72472009-10-10 Chris Demetriou <cgd@google.com>
7248
7249 * options.h (Input_file_argument::Input_file_type): New enum.
7250 (Input_file_argument::is_lib_): Replace with...
7251 (Input_file_argument::type_): New member.
7252 (Input_file_argument::Input_file_argument): Take Input_file_type
7253 'type' rather than boolean 'is_lib' as second argument.
7254 (Input_file_argument::is_lib): Use type_.
7255 (Input_file_argument::is_searched_file): New function.
7256 (Input_file_argument::may_need_search): Handle is_searched_file.
7257 * options.cc (General_options::parse_library): Support -l:filename.
7258 (General_options::parse_just_symbols): Update for Input_file_argument
7259 changes.
7260 (Command_line::process): Likewise.
7261 * archive.cc (Archive::get_file_and_offset): Likewise.
7262 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7263 * script.cc (read_script_file, script_add_file): Likewise.
7264 * fileread.cc (Input_file::Input_file): Likewise.
7265 (Input_file::will_search_for): Handle is_searched_file.
7266 (Input_file::open): Likewise.
7267 * readsyms.cc (Read_symbols::get_name): Likewise.
7268 * testsuite/Makefile.am (searched_file_test): New test.
7269 * testsuite/Makefile.in: Regenerate.
7270 * testsuite/searched_file_test.cc: New file.
7271 * testsuite/searched_file_test_lib.cc: New file.
7272
f3048a1d
ILT		 72732009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7274 Ian Lance Taylor <iant@google.com>
7275
7276 * descriptor.cc: Include <cstdio> and "binary-io.h".
7277 (Descriptors::open): Open the files in binary mode always.
7278 * script.cc (Lex::get_token): Treat \r as whitespace.
7279
d4780e57
ILT		 72802009-10-09 Ian Lance Taylor <iant@google.com>
7281
7282 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7283
d9a893b8
ILT		 72842009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7285 Ian Lance Taylor <iant@google.com>
7286
7287 * configure.ac: Check for readv function also.
7288 * fileread.cc (readv): Define if not HAVE_READV.
7289 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7290 does not exist.
7291 * config.in: Regenerate.
7292 * configure: Regenerate.
7293
c0a62865
DK		 72942009-10-09 Doug Kwan <dougkwan@google.com>
7295
7296 * layout.cc (Layout::make_output_section): Call target hook to make
7297 ordinary output section.
7298 (Layout::finalize): Adjust parameter list of call the
7299 Target::may_relax().
7300 * layout.h (class Layout::section_list): New method.
7301 * merge.h (Output_merge_base::entsize): Change visibility to public.
7302 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7303 New methods.
7304 (Output_merge_string::do_is_string): New method.
7305 * object.cc (Sized_relobj::do_setup): renamed from
7306 Sized_relobj::set_up.
7307 * object.h (Sized_relobj::adjust_shndx,
7308 Sized_relobj::initializ_input_to_output_maps,
7309 Sized_relobj::free_input_to_output_maps): Change visibilities to
7310 protected.
7311 (Sized_relobj::setup): Virtualize.
7312 (Sized_relobj::do_setup): New method declaration.
7313 (Sized_relobj::invalidate_section_offset,
7314 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7315 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7316 * options.cc (parse_int): New function.
7317 * options.h (parse_int): New declaration.
7318 (DEFINE_int): New macro.
7319 (stub_group_size): New option.
7320 * output.cc (Output_section::Output_section): Initialize memebers
7321 merge_section_map_, merge_section_by_properties_map_,
7322 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7323 (Output_section::add_input_section): Handled deferred code-fill
7324 generation and remove an old comment.
7325 (Output_section::add_relaxed_input_section): New method definition.
7326 (Output_section::add_merge_input_section): Use merge section by
7327 properties map to speed to search. Update merge section maps
7328 as appropriate.
7329 (Output_section::build_relaxation_map): New method definition.
7330 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7331 Same.
7332 (Output_section::relax_input_section): Renamed to
7333 Output_section::convert_input_sections_to_relaxed_sections and change
7334 interface to take a vector of pointers to relaxed sections.
7335 (Output_section::find_merge_section,
7336 Output_section::find_relaxed_input_section): New method definitions.
7337 (Output_section::is_input_address_mapped,
7338 Output_section::output_offset, Output_section::output_address):
7339 Use output section data maps to speed up searching.
7340 (Output_section::find_starting_output_address): Add comments.
7341 (Output_section::do_write,
7342 Output_section::write_to_postprocessing_buffer): Do code-fill
7343 generation as appropriate.
7344 (Output_section::get_input_sections): Invalidate relaxed input section
7345 map.
7346 (Output_section::restore_states): Adjust type of checkpoint .
7347 Invalidate relaxed input section map.
7348 * output.h (Output_merge_base): New class declaration.
7349 (Input_section_specifier): New class defintion.
7350 (class Output_relaxed_input_section) Change base class to
7351 Output_section_data_build.
7352 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7353 base class initializer.
7354 (Output_section::add_relaxed_input_section): New method declaration.
7355 (Output_section::Input_section): Change visibility to protected.
7356 (Output_section::Input_section::relobj,
7357 Output_section::Input_section::shndx): Handle relaxed input sections.
7358 Output_section::input_sections) Change visibility to protected. Also
7359 define overload to return a non-const pointer.
7360 (Output_section::Merge_section_properties): New class defintion.
7361 (Output_section::Merge_section_by_properties_map,
7362 Output_section::Output_section_data_by_input_section_map,
7363 Output_section::Relaxation_map): New types.
7364 (Output_section::relax_input_section): Rename method to
7365 Output_section::convert_input_sections_to_relaxed_sections and change
7366 interface to take a vector of relaxed section pointers.
7367 (Output_section::find_merge_section,
7368 Output_section::find_relaxed_input_section,
7369 Output_section::build_relaxation_map,
7370 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7371 New method declarations.
7372 (Output_section::merge_section_map_
7373 Output_section::merge_section_by_properties_map_,
7374 Output_section::relaxed_input_section_map_,
7375 Output_section::is_relaxed_input_section_map_valid_,
7376 Output_section::generate_code_fills_at_write_): New data members.
7377 * script-sections.cc
7378 (Output_section_element_input::set_section_addresses): Call
7379 current_data_size and addralign methods of relaxed input sections.
7380 (Orphan_output_section::set_section_addresses): Call current_data_size
7381 and addralign methods of relaxed input sections.
7382 * symtab.cc (Symbol_table::compute_final_value): Extract template
7383 from the body of Symbol_table::sized_finalize_symbol.
7384 (Symbol_table::sized_finalized_symbol): Call
7385 Symbol_table::compute_final_value.
7386 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7387 (Symbol_table::compute_final_value): New templated method declaration.
7388 * target.cc (Target::do_make_output_section): New method defintion.
7389 * target.h (Target::make_output_section): New method declaration.
7390 (Target::relax): Add more parameters for input objects, symbol table
7391 and layout. Adjust call to do_relax.
7392 (Target::do_make_output_section): New method declaration.
7393 (Target::do_relax): Add parameters for input objects, symbol table
7394 and layout.
7395
d446d6c4
ILT		 73962009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7397
7398 * pread.c: Include stdio.h.
7399
bc06c745
ILT		 74002009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7401
7402 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7403 defined.
7404
75aea3d0
ILT		 74052009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7406
7407 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7408 Change read_shndx type to unsigned int.
7409 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7410 int.
7411 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7412 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7413 Change read_shndx type to unsigned int.
7414 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7415 int.
7416 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7417 * layout.cc (Layout::create_symtab_sections): Cast the result of
7418 local_symcount * symsize to off_t in the gold_assert.
7419
be8fcb75
ILT		 74202009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7421
7422 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7423 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7424 R_ARM_BASE_ABS.
7425 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7426 (Arm_relocate_functions::thm_abs5): New function.
7427 (Arm_relocate_functions::abs12): New function.
7428 (Arm_relocate_functions::abs16): New function.
7429 (Arm_relocate_functions::base_abs): New function.
7430 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7431 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7432 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7433 R_ARM_BASE_ABS.
7434 (Scan::global): Likewise.
7435 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7436 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7437 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7438 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7439 R_ARM_BASE_ABS.
7440
c2a122b6
ILT		 74412009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7442
7443 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7444 (Arm_relocate_functions::movt_prel): New function.
7445 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7446 (Arm_relocate_functions::thm_movt_prel): New function.
7447 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7448 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7449 (Scan::global, Relocate::relocate): Likewise.
7450 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7451
c4aa1e2d
ILT		 74522009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7453
7454 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7455 Incremental_checker.
7456 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7457 unsigned int.
7458 (class Incremental_inputs_header): New class.
7459 (Incremental_inputs_header_writer): Edit comment.
7460 (Incremental_inputs_entry): New class.
7461 (Incremental_inputs_entry_writer): Edit comment.
7462 (Sized_incremental_binary::do_find_incremental_inputs_section):
7463 Add *strtab_shndx parameter, fill it.
7464 (Sized_incremental_binary::do_check_inputs): New method.
7465 (Incremental_checker::can_incrementally_link_output_file): Use
7466 Sized_incremental_binary::check_inputs.
7467 (Incremental_inputs::report_command_line): Save command line in
7468 command_line_.
7469 * incremental.h:
7470 (Incremental_binary::find_incremental_inputs_section): New
7471 method.
7472 (Incremental_binary::do_find_incremental_inputs_section): Add
7473 strtab_shndx parameter.
7474 (Incremental_binary::do_check_inputs): New pure virtual method.
7475 (Sized_incremental_binary::do_check_inputs): Declare.
7476 (Incremental_checker::Incremental_checker): Add incremental_inputs
7477 parameter, use it to initialize incremental_inputs_.
7478 (Incremental_checker::incremental_inputs_): New field.
7479 (Incremental_checker::command_line): New method.
7480 (Incremental_checker::inputs): New method.
7481 (Incremental_checker::command_line_): New field.
7482
c549a694
ILT		 74832009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7484
7485 * incremental.cc: Include <cstdarg> and "target-select.h".
7486 (vexplain_no_incremental): New function.
7487 (explain_no_incremental): New function.
7488 (Incremental_binary::error): New method.
7489 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7490 method.
7491 (make_sized_incremental_binary): New function.
7492 (open_incremental_binary): New function.
7493 (can_incrementally_link_file): Add checks if output is ELF and has
7494 inputs section.
7495 * incremental.h: Include "elfcpp_file.h" and "output.h".
7496 (Incremental_binary): New class.
7497 (Sized_incremental_binary): New class.
7498 (open_incremental_binary): Declare.
7499 * object.cc (is_elf_object): Use
7500 elfcpp::Elf_recognizer::is_elf_file.
7501 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7502 * output.h (Output_file::filesize): New method.
7503
fd3c5f0b
ILT		 75042009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7505
7506 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7507 New function.
7508 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7509 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7510 function.
7511 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7512 function.
7513 (Arm_relocate_functions::movw_abs_nc): New function.
7514 (Arm_relocate_functions::movt_abs): New function.
7515 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7516 (Arm_relocate_functions::thm_movt_abs): New function.
7517 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7518 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7519 (Scan::global): Likewise.
7520 (Relocate::relocate): Likewise.
7521 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7522
7f5309a5
ILT		 75232009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7524
7525 * arm.cc (Arm_relocate_functions::got_prel) New function.
7526 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7527 (Relocate::relocate): Likewise.
7528 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7529
364c7fa5
ILT		 75302009-10-06 Ian Lance Taylor <iant@google.com>
7531
7532 * options.h (class General_options): Define
7533 split_stack_adjust_size parameter.
7534 * object.h (class Object): Add uses_split_stack_ and
7535 has_no_split_stack_ fields. Add uses_split_stack and
7536 has_no_split_stack accessor functions. Declare
7537 handle_split_stack_section.
7538 (class Reloc_symbol_changes): Define.
7539 (class Sized_relobj): Define Function_offsets. Declare
7540 split_stack_adjust, split_stack_adjust_reltype, and
7541 find_functions.
7542 * object.cc (Object::handle_split_stack_section): New function.
7543 (Sized_relobj::do_layout): Call handle_split_stack_section.
7544 * dynobj.cc (Sized_dynobj::do_layout): Call
7545 handle_split_stack_section.
7546 * reloc.cc (Sized_relobj::relocate_sections): Call
7547 split_stack_adjust for executable sections in split_stack
7548 objects. Pass reloc_map to relocate_section.
7549 (Sized_relobj::split_stack_adjust): New function.
7550 (Sized_relobj::split_stack_adjust_reltype): New function.
7551 (Sized_relobj::find_functions): New function.
7552 * target-reloc.h: Include "object.h".
7553 (relocate_section): Add reloc_symbol_changes parameter. Change
7554 all callers.
7555 * target.h (class Target): Add calls_non_split method. Declare
7556 do_calls_non_split virtual method. Declare match_view and
7557 set_view_to_nop.
7558 * target.cc: Include "elfcpp.h".
7559 (Target::do_calls_non_split): New function.
7560 (Target::match_view): New function.
7561 (Target::set_view_to_nop): New function.
7562 * gold.cc (queue_middle_tasks): Give an error if mixing
7563 split-stack and non-split-stack objects with -r.
7564 * i386.cc (Target_i386::relocate_section): Add
7565 reloc_symbol_changes parameter.
7566 (Target_i386::do_calls_non_split): New function.
7567 * x86_64.cc (Target_x86_64::relocate_section): Add
7568 reloc_symbol_changes parameter.
7569 (Target_x86_64::do_calls_non_split): New function.
7570 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7571 parameter.
7572 * powerpc.cc (Target_powerpc::relocate_section): Add
7573 reloc_symbol_changes parameter.
7574 * sparc.cc (Target_sparc::relocate_section): Add
7575 reloc_symbol_changes parameter.
7576 * configure.ac: Call AM_CONDITIONAL for the default target.
7577 * configure: Rebuild.
7578 * testsuite/Makefile.am (TEST_AS): New variable.
7579 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7580 (check_DATA): Add split_i386 and split_x86_64 files.
7581 (SPLIT_DEFSYMS): Define.
7582 (split_i386_[1234n].o): New targets.
7583 (split_i386_[124]): New targets.
7584 (split_i386_[1234r].stdout): New targets.
7585 (split_x86_64_[1234n].o): New targets.
7586 (split_x86_64_[124]): New targets.
7587 (split_x86_64_[1234r].stdout): New targets.
7588 (MOSTLYCLEANFILES): Add new executables.
7589 * testsuite/split_i386.sh: New file.
7590 * testsuite/split_x86_64.sh: New file.
7591 * testsuite/split_i386_1.s: New file.
7592 * testsuite/split_i386_2.s: New file.
7593 * testsuite/split_i386_3.s: New file.
7594 * testsuite/split_i386_4.s: New file.
7595 * testsuite/split_i386_n.s: New file.
7596 * testsuite/split_x86_64_1.s: New file.
7597 * testsuite/split_x86_64_2.s: New file.
7598 * testsuite/split_x86_64_3.s: New file.
7599 * testsuite/split_x86_64_4.s: New file.
7600 * testsuite/split_x86_64_n.s: New file.
7601 * testsuite/testfile.cc (Target_test): Update relocation_section
7602 function.
7603 * testsuite/Makefile.in: Rebuild.
7604
e8a9fcda
ILT		 76052009-10-06 Ian Lance Taylor <iant@google.com>
7606
7607 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7608 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7609 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7610 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7611 the address on ldo_addrs_.
7612 (Target_i386::Relocate::fix_up_ldo): New function.
7613
e99daf92
ILT		 76142009-10-06 Rafael Espindola <espindola@google.com>
7615
7616 * plugin.cc (add_input_library): New.
7617 (Plugin::load): Add add_input_library to tv.
7618 (Plugin_manager::add_input_file): Add the is_lib argument.
7619 (add_input_file): Update call to Plugin_manager::add_input_file.
7620 (add_input_library): New.
7621 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7622
966d4097
DK		 76232009-09-30 Doug Kwan <dougkwan@google.com>
7624
7625 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7626 symbol and call Symbol::may_need_copy_reloc to determine if
7627 a copy reloc is needed.
7628 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7629 nocopyreloc is given in command line.
7630 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7631 given in command line.
7632 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7633 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7634 of the removed Target_i386::may_need_copy_reloc.
7635 * options.h (copyreloc): New option with default value false.
7636 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7637 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7638 instead of the removed Target_powerpc::may_need_copy_reloc.
7639 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7640 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7641 instead of the removed Target_sparc::may_need_copy_reloc.
7642 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7643 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7644 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7645 instead of the removed Target_x86_64::may_need_copy_reloc.
7646
029ba973
ILT		 76472009-09-30 Ian Lance Taylor <iant@google.com>
7648
7649 * object.h (class Object): Remove target_ field, and target,
7650 sized_target, and set_target methods.
7651 (Object::sized_target): Remove.
7652 (class Sized_relobj): Update declarations. Remove sized_target.
7653 * object.cc (Sized_relobj::setup): Remove target parameter.
7654 Change all callers.
7655 (Input_objects::add_object): Don't do anything with the target.
7656 (make_elf_sized_object): Add punconfigured parameter. Change all
7657 callers. Set or test parameter target.
7658 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7659 Change all callers.
7660 * parameters.cc (Parameters::set_target): Change parameter type to
7661 be non-const.
7662 (Parameters::default_target): Remove.
7663 (set_parameters_target): Change parameter type to be non-const.
7664 (parameters_force_valid_target): New function.
7665 (parameters_clear_target): New function.
7666 * parameters.h (class Parameters): Update declarations. Remove
7667 default_target method. Add sized_target and clear_target
7668 methods. Change target_ to be non-const.
7669 (set_parameters_target): Update declaration.
7670 (parameters_force_valid_target): Declare.
7671 (parameters_clear_target): Declare.
7672 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7673 as NULL if we aren't searching.
7674 (Add_symbols::run): Don't check for compatible target.
7675 * fileread.cc (Input_file::open_binary): Call
7676 parameters_force_valid_target.
7677 * gold.cc (queue_middle_tasks): Likewise.
7678 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7679 set_target on object.
7680 * dynobj.h (class Sized_dynobj): Update declarations.
7681 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7682 make_elf_object returns NULL.
7683 (Archive::include_member): Don't check whether object target is
7684 compatible.
7685 * output.cc (Output_section::add_input_section): Get target from
7686 parameters.
7687 (Output_section::relax_input_section): Likewise.
7688 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7689 parameters.
7690 (Sized_relobj::do_scan_relocs): Likewise.
7691 (Sized_relobj::relocate_sections): Likewise.
7692 * resolve.cc (Symbol_table::resolve): Likewise.
7693 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7694 parameter. Change all callers.
7695 (Symbol_table::add_from_object): Get target from parameters.
7696 (Symbol_table::add_from_relobj): Don't check object target.
7697 (Symbol_table::add_from_dynobj): Likewise.
7698 (Symbol_table::define_special_symbol): Get target from
7699 parameters.
7700 * symtab.h (class Symbol_table): Update declaration.
7701 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7702 parameter. Change all callers. Clear parameter target.
7703 (Binary_test): Test target here.
7704 * testsuite/object_unittest.cc (gold_testsuite): Remove
7705 target_test_pointer parameter. Change all callers.
7706 (Object_test): Test target here.
7707
a6a22b83
ILT		 77082009-09-26 Ian Lance Taylor <iant@google.com>
7709
7710 * testsuite/initpri1.c: Don't try to use constructor priorities if
7711 compiling with gcc before 4.3.
7712
6a8f49fe
ILT		 77132009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7714
7715 * testsuite/retain_symbols_file_test.sh (check_present): Change
7716 output file name to retain_symbols_file_test.stdout.
7717 (check_absent): Likewise.
7718
8c604651
CS		 77192009-09-18 Craig Silverstein <csilvers@google.com>
7720
7721 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7722 * options.cc: Include <cerrno> and <fstream>.
7723 (General_options::finalize): Parse -retain-symbols-file tag.
7724 * options.h: New flag.
7725 (General_options): New method should_retain_symbol, new
7726 variable symbols_to_retain.
7727 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7728 should_retain_symbol map.
7729 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7730 * testsuite/Makefile.in: Regenerate.
7731 * testsuite/retain_symbols_file_test.sh: New file.
7732
ca58b19f
NC		 77332009-09-18 Nick Clifton <nickc@redhat.com>
7734
7735 * po/es.po: Updated Spanish translation.
7736
20e6d0d6
DK		 77372009-09-17 Doug Kwan <dougkwan@google.com>
7738
7739 * debug.h (DEBUG_RELAXATION): New constant.
7740 (DEBUG_ALL): Add DEBUG_RELAXATION.
7741 (debug_string_to_enum): Add relaxation debug option.
7742 * layout.cc
7743 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7744 Layout::Relaxation_debug_check::read_sections,
7745 Layout::Relaxation_debug_check::read_sections): New method definitions.
7746 (Layout::Layout): Initialize data members
7747 record_output_section_data_from_scrips_,
7748 script_output_section_data_list_ and relaxation_debug_check_.
7749 (Layout::save_segments, Layout::restore_segments,
7750 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7751 Layout::relaxation_loop_body): New method definitions.
7752 (Layout::finalize): Support relaxation. Move section layout code to
7753 Layout::relaxation_loop_body.
7754 (Layout::set_asection_address_from_script): Move code for orphan
7755 section placement out.
7756 (Layout::place_orphan_sections_in_script): New method definition.
7757 * layout.h (Output_segment_headers, Output_file_header):
7758 New forward class declarations.
7759 (Layout::~Layout): Define.
7760 (Layout::new_output_section_data_from_script): New method definition.
7761 (Layout::place_orphan_sections_in_script): New method declaration.
7762 (Layout::Segment_states): New type declaration.
7763 (Layout::save_segments, Layout::restore_segments,
7764 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7765 Layout::relaxation_loop_body): New method declarations.
7766 (Layout::Output_section_data_list): New type declaration.
7767 (Layout::Relaxation_debug_check): New class definition.
7768 (Layout::record_output_section_data_from_script_,
7769 Layout::script_output_section_data_list_, Layout::segment_states_,
7770 Layout::relaxation_debug_check_): New data members.
7771 * output.cc: (Output_section_headers::do_size): New method definition.
7772 (Output_section_headers::Output_section_headers): Move size
7773 computation to Output_section_headers::do_size.
7774 (Output_segment_headers::do_size): New method definition.
e1df38aa 7775 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7776 Output_file_header::do_size and call it.
7777 (Output_file_header::do_size): New method definition.
7778 (Output_data_group::Output_data_group): Adjust call to
7779 Output_section_data.
7780 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7781 (Output_symtab_xindex::do_write): Add array bound check.
7782 (Output_section::Input_section::print_to_mapfile): Handle
7783 RELAXED_INPUT_SECTION_CODE.
7784 (Output_section::Output_section): Initialize data member checkpoint_.
7785 (Output_section::~Output_section): Delete checkpoint object pointed
7786 by checkpoint_.
7787 (Output_section::add_input_section): Always add an Input_section if
7788 relaxing.
7789 (Output_section::add_merge_input_section): Add assert.
7790 (Output_section::relax_input_section): New method definition.
7791 (Output_section::set_final_data_size): Set load address to zero for
7792 an unallocated section.
7793 (Output_section::do_address_and_file_offset_have_reset_values):
7794 New method definition.
7795 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7796 Handle relaxed input section.
7797 (Output_section::sort_attached_input_sections): Checkpoint input
7798 section list lazily.
7799 (Output_section::get_input_sections): Change type of input_sections to
7800 list of Simple_input_section pointers. Checkpoint input section list
7801 lazily. Also handle relaxed input sections.
7802 (Output_section::add_input_section_for_script): Take a reference to
7803 a Simple_input_section object instead of Relobj pointer and section
7804 index as parameter. Handle relaxed input sections.
7805 (Output_section::save_states, Output_section::restore_states): New
7806 method definitions.
7807 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7808 (Output_data::is_data_size_fixed): New method definition.
7809 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7810 if it is fixed.
7811 (Output_data::address_and_file_offset_have_reset_values): New method
7812 definition.
7813 (Output_data::do_address_and_file_offset_have_reset_values): New method
7814 definition.
7815 (Output_data::set_data_size): Check that data size is not fixed.
7816 (Output_data::fix_data_size): New method definition.
7817 (Output_data::is_data_size_fixed_): New data member.
7818 (Output_section_headers::set_final_data_size): New method definition.
7819 (Output_section_headers::do_size): New method declaration.
7820 (Output_segment_headers::set_final_data_size): New method definition.
7821 (Output_segment_headers::do_size): New method declaration.
7822 (Output_file_header::set_final_data_size)::New method definition.
7823 (Output_file_header::do_size)::New method declaration.
7824 (Output_section_data::Output_section_data): Add new parameter
7825 is_data_size_fixed and use it to fix data size.
7826 (Output_data_const::Output_data_const): Adjust call to base class
7827 constructor and fix data size.
7828 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7829 base class constructor and fix data size.
7830 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7831 base class constructor and fix data size.
7832 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7833 class constructor and fix data size.
7834 (Output_data_group::set_final_data_size): New method definition.
7835 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7836 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7837 class constructor and fix data size.
7838 (Output_relaxed_input_section): New class definition.
7839 (Output_section::Simple_input_section): New class definition.
7840 (Output_section::get_input_sections): Adjust parameter list.
7841 (Output_section::add_input_section_for_script): Same.
7842 (Output_section::save_states, Output_section::restore_states,
7843 Output_section::do_address_and_file_offset_have_reset_values,
7844 (Output_section::Input_section::Input_section): Handle
7845 RELAXED_INPUT_SECTION_CODE. Add new overload for
7846 Output_relaxed_input_section.
7847 (Output_section::Input_section::is_input_section,
7848 Output_section::Input_section::set_output_section): Handle relaxed
7849 input section.
7850 (Output_section::Input_section::is_relaxed_input_section,
7851 Output_section::Input_section::output_section_data,
7852 Output_section::Input_section::relaxed_input_section): New method
7853 definitions.
7854 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7855 value.
7856 (Output_section::Input_section::u1_): Update comments.
7857 (Output_section::Input_section::u2_): Add new union member poris.
7858 (Output_section::Checkpoint_output_section): New classs definition.
7859 (Output_section::relax_input_section): New method declaration.
7860 (Output_section::checkpoint_): New data member.
7861 (Output_segment): Update comments.
7862 (Output_segment::Output_segment): Un-privatize copy constructor.
7863 (Output_segment::operator=): Un-privatize.
7864 * script-sections.cc (Output_section_element::Input_section_list):
7865 Change element type to Output_section::Simple_input_section.
7866 (Output_section_element_dot_assignment::set_section_addresses):
7867 Register output section data for relaxation clean up.
7868 (Output_data_exression::Output_data_expression): Adjust call to base
7869 constructor to fix data size.
7870 (Output_section_element_data::set_section_addresses): Register
7871 Output_data_expression object for relaxation clean up.
7872 (struct Input_section_info): Replace Relobj pointer and section index
7873 pair with Output_section::Simple_input_section and Convert struct to a
7874 class.
7875 (Input_section_sorter::operator()): Adjust access to
e1df38aa 7876 Input_section_info data member to use accessors.
20e6d0d6
DK		 7877 (Output_section_element_input::set_section_addresses): Use layout
7878 parameter. Adjust code to use Output_section::Simple_input_section
7879 and Input_secction_info classes. Register filler for relaxation
7880 clean up.
7881 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7882 and section index pair with Output_section::Simple_input_section
7883 class. Adjust code accordingly.
7884 (Phdrs_element::release_segment): New method definition.
7885 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7886 segment list.
7887 (Script_sections::release_segments): New method definition.
7888 * gold/script-sections.h (Script_sections::release_segments): New
7889 method declaration.
7890 * gold/target.h (Target::may_relax, Target::relax,
7891 Target::do_may_relax, Target::do_relax): New method definitions.
7892
5e445df6
ILT		 78932009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7894
7895 * arm.cc (has_signed_unsigned_overflow): New function.
7896 (Arm_relocate_functions::abs8): New function.
7897 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7898 (Target_arm::Scan::global): Likewise.
7899 (Target_arm::relocate::relocate): Likewise.
7900 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7901 Likewise.
7902
8c604651 79032009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 7904
7905 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7906 * testsuite/Makefile.in: Regenerate.
7907
1e9cc1c2
NC		 79082009-09-11 Nick Clifton <nickc@redhat.com>
7909
7910 * po/gold.pot: Updated by the Translation project.
7911
6a89f575
CC		 79122009-09-08 Cary Coutant <ccoutant@google.com>
7913
7914 * output.cc (Output_file::open): Add execute permission to empty file.
7915 * testsuite/Makefile.am (permission_test): New test.
7916 * testsuite/Makefile.in: Regenerate.
7917
fdcac5af
ILT		 79182009-09-02 Ian Lance Taylor <iant@google.com>
7919
7920 * output.cc (Output_file::resize): Call map_no_anonymous rather
7921 than map.
7922
44453f85
ILT		 79232009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7924
7925 * gold.cc: Include "incremental.h".
7926 (queue_initial_tasks): Call Incremental_checker methods.
7927 * incremental.cc: Include "output.h".
7928 (Incremental_checker::can_incrementally_link_output_file): New
7929 method.
7930 * incremental.h (Incremental_checker): New class.
7931
7932 * output.cc (Output_file::open_for_modification): New method.
7933 (Output_file::map_anonymous): Changed return type to bool. Record
7934 map in base_ field.
7935 (Output_file::map_no_anonymous): New method, broken out of map.
7936 (Output_file::map): Use map_no_anonymous and map_anonymous.
7937 * output.h (class Output_file): Update declarations.
7938
293c1386
CC		 79392009-08-24 Cary Coutant <ccoutant@google.com>
7940
7941 * options.h (Command_line::Pre_options): New class.
7942 (Command_line::pre_options): New member.
7943 * options.cc (gold::options::ready_to_register): New variable.
7944 (One_option::register_option): Do nothing if not registering options.
7945 Assert if same short option registered twice.
7946 (General_options::General_options): Turn off option registration when
7947 done constructing.
7948 (Command_line::Pre_options::Pre_options): New constructor.
7949
f773f3d2
CC		 79502009-08-24 Cary Coutant <ccoutant@google.com>
7951
06a73cfe
CC		 7952 * options.h (General_options::no_keep_memory): Remove incorrect
7953 short option.
f773f3d2 7954
a15af8e2
RW		 79552009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7956
7957 * Makefile.am (am__skiplex, am__skipyacc): New.
7958 * Makefile.in: Regenerate.
7959
c462b41b
RW		 79602009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7961
14ec8efd
RW		 7962 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7963 (INCLUDES): ... this.
7964 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7965 (AM_CPPFLAGS): Renamed from ...
7966 (INCLUDE): ... this.
7967 * Makefile.in, testsuite/Makefile.in: Regenerate.
7968
81ecdfbb
RW		 7969 * Makefile.in: Regenerate.
7970 * aclocal.m4: Likewise.
7971 * config.in: Likewise.
7972 * configure: Likewise.
7973 * testsuite/Makefile.in: Likewise.
7974
c462b41b
RW		 7975 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7976 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7977 * Makefile.in: Regenerate.
7978 * testsuite/Makefile.in: Regenerate.
7979
2da73f13
CC		 79802009-08-19 Cary Coutant <ccoutant@google.com>
7981
7982 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7983 symbols in shared libraries overridden by hidden or internal symbols
7984 in the main program.
7985
2db70501
CD		 79862009-08-19 Chris Demetriou <cgd@google.com>
7987
7988 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7989 checking source file names in error messages.
7990
f733487b
DK		 79912009-08-18 Doug Kwan <dougkwan@google.com>
7992
7993 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7994 an elcpp::Ehdr as parameter. Adjust call to set_target.
7995 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7996 an elfcpp::Ehdr as parameter.
7997 * object.cc (Object::set_target): Remove the version that looks up
7998 a target and sets it.
7999 (Sized_relobj::setup): Take a Target object instead of
8000 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8001 (make_elf_sized_object): Find target and ask target to
8002 make an ELF object.
8003 * object.h: (Object::set_target): Remove the version that looks up
8004 a target and sets it.
8005 (Sized_relobj::setup): Take a Target object instead of
8006 an elfcpp:Ehdr as parameter.
8007 * target.cc: Include dynobj.h.
8008 (Target::do_make_elf_object_implementation): New.
8009 (Target::do_make_elf_object): New.
8010 * target.h (Target::make_elf_object): New template declaration.
8011 (Target::do_make_elf_object): New method declarations.
8012 (Target::do_make_elf_object_implementation): New template declaration.
8013
cc70f101
ILT		 80142009-08-14 Ian Lance Taylor <iant@google.com>
8015
8016 * gold.h (FUNCTION_NAME): Define.
8017 (gold_unreachable): Use FUNCTION_NAME.
8018
ef5e0cb1
ST		 80192009-08-12 Sriraman Tallam <tmsriram@google.com>
8020
8021 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8022 symbol in the --keep-unique list is not found.
8023
48c187ce
ST		 80242009-08-12 Sriraman Tallam <tmsriram@google.com>
8025
8026 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8027 been maked as --keep-unique.
8028 (Icf::unfold_section): New function.
8029 * icf.h (Icf::unfold_section): New function.
8030 * options.h (General_options::keep_unique): New option.
8031 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8032 * testsuite/Makefile.in: Regenerate.
8033 * testsuite/icf_keep_unique_test.sh: New file.
8034 * testsuite/icf_keep_unique_test.cc: New file.
8035
645afe0c
CC		 80362009-08-12 Cary Coutant <ccoutant@google.com>
8037
8038 PR 10471
8039 * resolve.cc (Symbol_table::resolve): Check for references from
8040 dynamic objects to hidden and internal symbols.
8041 * testsuite/Makefile.am (hidden_test.sh): New test.
8042 * testsuite/Makefile.in: Regenerate.
8043 * testsuite/hidden_test.sh: New script.
8044 * testsuite/hidden_test_1.c: New test source.
8045 * testsuite/hidden_test_main.c: New test source.
8046
11af873f
DK		 80472009-08-11 Doug Kwan <dougkwan@google.com>
8048
8049 * arm.cc: Update comments.
8050 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8051 segment to locate the .ARM.exidx section if present.
8052
b9f7d72d
DK		 80532009-08-09 Doug Kwan <dougkwan@google.com>
8054
8055 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8056 patch.
8057
ddd3c53c
ST		 80582009-08-07 Sriraman Tallam <tmsriram@google.com>
8059 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8060 compiler warnings.
8061
27721062
ST		 80622009-08-06 Sriraman Tallam <tmsriram@google.com>
8063
8064 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8065 valid tls_segment only for non-debug-section relocations.
8066 * testsuite/Makefile.am: Add gc_tls_test.
8067 * testsuite/Makefile.in: Regenerate.
8068 * testsuite/gc_tls_test.cc: New file.
8069 * testsuite/gc_tls_test.sh: New file.
8070
ef15dade 80712009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8072
ef15dade
ST		 8073 * icf.cc: New file.
8074 * icf.h: New file.
8075 * Makefile.am (CCFILES): Add icf.cc.
8076 (HFILES): Add icf.h
8077 * Makefile.in: Regenerate.
8078 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8079 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8080 section, symbol and addend information for the relocs.
8081 * gold.cc (queue_middle_tasks): Call identical code folding.
8082 * gold.h: Add defines for multimap.
8083 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8084 to the call of finalize_local_symbols.
8085 * main.cc (main): Create object of class Icf.
8086 * object.cc (Sized_relobj::do_layout): Allow this function to be
8087 called twice during icf.
8088 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8089 to sections marked as identical by icf.
8090 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8091 when available.
8092 (Sized_relobj::do_section_entsize): New function.
8093 * object.h (Object::section_entsize): New function.
8094 (Object::do_section_entsize): New pure virtual function.
8095 (Relobj::finalize_local_symbols): Add new parameter.
8096 (Relobj::do_section_entsize): New function.
8097 * options.h (General_options::icf): New option.
8098 (General_options::icf_iterations): New option.
8099 (General_options::print_icf_sections): New option.
8100 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8101 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8102 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8103 icf.
8104 * symtab.cc (Symbol_table::is_section_folded): New function.
8105 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8106 to sections marked as identical by icf.
8107 * symtab.h (Symbol_table::set_icf): New function.
8108 (Symbol_table::icf): New function.
8109 (Symbol_table::is_section_folded): New function.
8110 (Symbol_table::icf_): New data member.
8111 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8112 * testsuite/Makefile.am: Add commands to build icf_test.
8113 * testsuite/Makefile.in: Regenerate.
8114 * testsuite/icf_test.sh: New file.
8115 * testsuite/icf_test.cc: New file.
8116
c3b65ac4
CD		 81172009-07-24 Chris Demetriou <cgd@google.com>
8118
8119 * layout.cc (is_compressible_debug_section): Fix incorrect
8120 comment about compressed section names.
8121
1caf2c51
ILT		 81222009-07-20 Ian Lance Taylor <ian@airs.com>
8123
8124 PR 10419
8125 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8126
1ef4d87f
ILT		 81272009-07-16 Ian Lance Taylor <iant@google.com>
8128
8129 PR 10400
8130 * layout.h: #include <map>.
8131 (class Kept_section): Change from struct to class. Add accessors
8132 and setters. Add section size to Comdat_group mapping. Change
8133 Comdat_group to std::map. Add is_comdat_ field. Add
8134 linkonce_size field in union.
8135 (class Layout): Update declaration of find_or_add_kept_section.
8136 Don't declare find_kept_object.
8137 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8138 parameter. Add object, shndx, is_comdat, and is_group_name
8139 parameters. Change all callers. Adjust for new Kept_section.
8140 (Layout::find_kept_object): Remove.
8141 * object.cc (Sized_relobj::include_section_group): Update use of
8142 Kept_section. Rename secnum to shndx. Only record
8143 Kept_comdat_section if sections are the same size.
8144 (Sized_relobj::include_linkonce_section): Update use of
8145 Kept_section. Only record Kept_comdat_section if sections are the
8146 same size. Set size of linkonce section.
8147 (Sized_relobj::map_to_kept_section): Update call to
8148 get_kept_comdat_section.
8149 * object.h (class Sized_relobj): Rename fields in
8150 Kept_comdat_section to drop trailing underscores; change object
8151 field to Relobj*. Change Kept_comdat_section_table to store
8152 struct rather than pointer.
8153 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8154 Add kept_object and kept_shndx parameters. Change all callers.
8155 (Sized_relobj::get_kept_comdat_section): Change return type to
8156 bool. Add kept_object and kept_shndx parameters. Change all
8157 callers.
8158 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8159 Layout::find_or_add_kept_section.
8160
37c3b7b0
ILT		 81612009-07-09 Ian Lance Taylor <iant@google.com>
8162
8163 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8164 Reserve space in the hash table.
8165
98fa85cb
ILT		 81662009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8167
8168 * fileread.cc (File_read::get_mtime): New method.
8169 * fileread.h (Timespec): New structure.
8170 (File_read::get_mtime): New method.
8171 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8172 Renamed from timestamp_nsec.
8173 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8174 Elf_Xword.
e1df38aa 8175 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8176 timestamp_nsec.
e1df38aa 8177 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8178 (Incremental_inputs::report_obejct): Save mtime; style fix.
8179 (Incremental_inputs::report_script): Save mtime; style fix.
8180 (Incremental_inputs::finalize_inputs): Style fix.
8181 (Incremental_inputs::finalize): Style fix.
8182 (Incremental_inputs::create_input_section_data): Store inputs
8183 mtime.
8184 * incremental.h (Incremental_inputs::report_script): Add mtime
8185 argument.
8186 (Incremental_inputs::Input_info::Input_info): Intialize only one
8187 union member.
8188 (Incremental_inputs::Input_info::archive): Move to nameless
8189 union.
8190 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8191 (Incremental_inputs::Input_info::script): Move to nameless union.
8192 (Incremental_inputs::mtime): New field.
8193 * script.cc (read_input_script): Pass file mtime to
8194 Incremental_input.
8195 * script.h (Script_info::inputs): Style fix.
8196
c9d70757
ILT		 81972009-07-01 Ian Lance Taylor <ian@airs.com>
8198
8199 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8200 instead of 32.
8201
9c547ec3
ILT		 82022009-06-24 Ian Lance Taylor <iant@google.com>
8203
8204 PR 10156
8205 * layout.cc (Layout::choose_output_section): If we find an
8206 existing section, update the flags.
8207 (Layout::create_notes): New function, broken out of
8208 Layout::finalize.
8209 (Layout::finalize): Don't create note sections.
8210 (Layout::create_note): Don't crash if linker script discards
8211 section.
8212 (Layout::create_gold_note): Likewise.
8213 (Layout::create_build_id): Likewise. Don't set
8214 after_input_sections on the section.
8215 (Layout::create_executable_stack_info): Remove target parameter.
8216 Change caller.
8217 * layout.h (class Layout): Declare create_notes. Update
8218 declaration of create_executable_stack_info.
8219 * gold.cc (queue_middle_tasks): Call create_notes.
8220 * output.cc (Output_section::update_flags_for_input_section): Move
8221 here from output.h. If SHF_ALLOC flag is newly set, mark address
8222 invalid.
8223 * output.h (Output_data::mark_address_invalid): New function.
8224 (class Output_section): Only declare, not define,
8225 update_flags_for_input_section. Remove set_flags.
8226
55458500
ILT		 82272009-06-24 Ian Lance Taylor <iant@google.com>
8228
8229 * script-sections.cc (Output_section_definition::
8230 set_section_addresses): Rename shadowing local load_address to
8231 laddr.
8232
1307d6cd
ILT		 82332009-06-24 Ian Lance Taylor <iant@google.com>
8234
8235 PR 10244
8236 * reloc.cc (relocate_sections): Skip empty relocation sections.
8237
ec3f783e
ILT		 82382009-06-23 Ian Lance Taylor <iant@google.com>
8239
8240 PR 10156
8241 * layout.cc (Layout::create_note): Use choose_output_section
8242 rather than make_output_section.
8243
459c9f1c
ILT		 82442009-06-23 Ian Lance Taylor <iant@google.com>
8245
8246 PR 10237
8247 * options.cc (General_options::parse_V): Set printed_version_.
8248 (General_options::General_options): Initialize printed_version_.
8249 * options.h (class General_options): Add printed_version_ field.
8250 * gold.cc (queue_initial_tasks): If there are no input files,
8251 don't give a fatal error if we printed the version information.
8252 (queue_middle_tasks): If using -r with a shared object, give a
8253 fatal error rather than an ordinary error.
8254
1518dc8f
ILT		 82552009-06-23 Ian Lance Taylor <iant@google.com>
8256
8257 PR 10219
8258 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8259 (Layout::make_output_section): Set have_stabstr_section_ if we see
8260 a .stab*str section.
8261 (Layout::finalize): Call link_stabs_sections.
8262 (Layout::link_stabs_sections): New file.
8263 * layout.h (class Layout): Add have_stabstr_section_ field.
8264 Declare link_stabs_sections.
8265
3d857b98
DK		 82662009-06-23 Doug Kwan <dougkwan@google.com>
8267
8268 * Makefile.am (libgold_a_LIBADD): New.
8269 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8270 * Makefile.in: Regenerate.
8271 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8272 * configure: Regenerate.
8273 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8274 * fileread.cc: Include sys/state.h
8275 * gold.h: Declare memmem and strndup if found missing.
8276 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8277
0639a6f6
ILT		 82782009-06-23 Ian Lance Taylor <iant@google.com>
8279
8280 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8281 * configure: Rebuild.
8282
8d63875c
ILT		 82832009-06-23 Ian Lance Taylor <iant@google.com>
8284
8285 PR 10147
8286 * object.cc (Object::section_contents): Don't try to get a view if
8287 the section has length zero.
8288 (Object::handle_gnu_warning_section): If the section is empty, use
8289 the name of the section as the warning.
8290
f7c8a183
ILT		 82912009-06-23 Ian Lance Taylor <iant@google.com>
8292
8293 PR 10133
8294 * stringpool.h (class Stringpool_template): Add optimize_ field.
8295 (Stringpool_template::set_optimize): New function.
8296 * stringpool.cc (Stringpool_template::Stringpool_template):
8297 Initialize optimize_ field.
8298 (Stringpool_template::set_string_offsets): Test local optimize
8299 fild rather than parameter.
8300 * layout.cc (Layout::Layout): Call set_optimize on the section
8301 name stringpool.
8302
e6a307ba
ILT		 83032009-06-22 Ian Lance Taylor <iant@google.com>
8304
8305 PR 10030
8306 * yyscript.y: Parse TARGET.
8307 * script.cc (script_set_target): New function.
8308 * script-c.h (script_set_target): Declare.
8309 * options.cc (General_options::string_to_object_format): Rename
8310 from string_to_object_format in anonymous namespace. Change
8311 callers.
8312 * options.h (class General_options): Declare
8313 string_to_object_format.
8314
3ee173de
ILT		 83152009-06-22 Ian Lance Taylor <iant@google.com>
8316
8317 * script-sections.cc (Script_sections::create_segments): Don't put
8318 program headers in a PT_LOAD segment if -n or -N.
8319
83202009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8321
8322 PR 10141
8323 * options.h (class General_options): Add -z lazy and -z now. Sort
8324 -z options into alphabetical order.
8325 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8326
cd6739a1 83272009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8328
8329 * layout.cc (Layout::make_output_section): Call
8330 Target::new_output_section.
8331 (Layout::attach_allocated_section_to_segment): Put large section
8332 sections in a separate load segment with the large segment flag
8333 set.
8334 (Layout::segment_precedes): Sort large data segments after other
8335 load segments.
8336 (align_file_offset): New static function.
8337 (Layout::set_segment_offsets): Use align_file_offset.
8338 * output.h (class Output_section): Add is_small_section_ and
8339 is_large_section_ fields.
8340 (Output_section::is_small_section): New function.
8341 (Output_section::set_is_small_section): New function.
8342 (Output_section::is_large_section): New function.
8343 (Output_section::set_is_large_section): New function.
8344 (Output_section::is_large_data_section): New function.
8345 (class Output_segment): Add is_large_data_segment_ field.
8346 (Output_segment::is_large_data_segment): New function.
8347 (Output_segment::set_is_large_data_segment): New function.
8348 * output.cc (Output_section::Output_section): Initialize new
8349 fields.
8350 (Output_segment::Output_segment): Likewise.
8351 (Output_segment::add_output_section): Add assertion that large
8352 data sections always go in large data segments. Force small data
8353 sections to the end of the list of data sections. Force small BSS
8354 sections to the start of the list of BSS sections. For large BSS
8355 sections to the end of the list of BSS sections.
8356 * symtab.h (class Symbol): Declare is_common_shndx.
8357 (Symbol::is_defined): Check Symbol::is_common_shndx.
8358 (Symbol::is_common): Likewise.
8359 (class Symbol_table): Define enum Commons_section_type. Update
8360 declarations. Add small_commons_ and large_commons_ fields.
8361 * symtab.cc (Symbol::is_common_shndx): New function.
8362 (Symbol_table::Symbol_table): Initialize new fields.
8363 (Symbol_table::add_from_object): Put small and large common
8364 symbols in the right list.
8365 (Symbol_table::sized_finalized_symbol): Check
8366 Symbol::is_common_shndx.
8367 (Symbol_table::sized_write_globals): Likewise.
8368 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8369 common symbol lists. Don't call do_allocate_commons_list if the
8370 list is empty.
8371 (Symbol_table::do_allocate_commons_list): Remove is_tls
8372 parameter. Add comons_section_type parameter. Change all
8373 callers. Handle small and large common symbols.
8374 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8375 Symbol::is_common_shndx.
8376 * resolve.cc (symbol_to_bits): Likewise.
8377 * target.h (Target::small_common_shndx): New function.
8378 (Target::small_common_section_flags): New function.
8379 (Target::large_common_shndx): New function.
8380 (Target::large_common_section_flags): New function.
8381 (Target::new_output_section): New function.
8382 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8383 small_common_section_flags, and large_common_section_flags
8384 fields.
8385 (Target::do_new_output_section): New virtual function.
8386 * arm.cc (Target_arm::arm_info): Initialize new fields.
8387 * i386.cc (Target_i386::i386_info): Likewise.
8388 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8389 Likewise.
8390 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8391 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8392 (Target_x86_64::do_new_output_section): New function.
8393 * configure.ac: Define conditional MCMODEL_MEDIUM.
8394 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8395 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8396 (large_LDFLAGS): Define.
8397 * testsuite/large.c: New file.
8398 * testsuite/testfile.cc (Target_test::test_target_info):
8399 Initialize new fields.
8400 * configure, testsuite/Makefile.in: Rebuild.
8401
bb04269c
DK		 84022009-06-05 Doug Kwan <dougkwan@google.com>
8403
8404 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8405 * Makefile.in: Regenerate.
bb04269c
DK		 8406 * i386.cc (class Target_i386): Define new virtual method to
8407 override do_is_local_label_name in parent.
8408 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8409 local symbols if --discard-locals or -X is given.
8410 * options.h (class General_options): Declare new options
8411 '--discard-locals' and '-X' for discarding locals.
8412 * target.h (class Target): Define new methods is_local_label_name.
8413 Declare new virtual method do_is_local_label_name.
8414 * target.cc: New file.
8415 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8416 (check_SCRIPTS): Add discard_locals_test.sh.
8417 (check_DATA): Add discard_local_tests.syms.
8418 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8419 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8420 * testsuite/Makefile.in: Regenerate.
8421 * testsuite/discard_locals_test.c: New file.
8422 * testsuite/discard_locals_test.sh: Same.
8423
805bb01c
DK		 84242009-06-05 Doug Kwan <dougkwan@google.com>
8425
8426 * object.cc (Sized_relobj::Sized_relobj): Initialize
8427 discarded_eh_frame_shndx_ to -1U.
8428 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8429 section.
8430 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8431 a discarded .eh_frame section.
8432 (Sized_relobj::do_finalize_local_symbols): Ditto.
8433 * object.h (class Sized_relobj): Declare new member
8434 discarded_eh_frame_shndx_.
8435 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8436 (local_labels_test.o, local_labels_test): New rules.
8437 * testsuite/Makefile.in: Regenerate.
8438
1dcd334d
DK		 84392009-06-04 Doug Kwan <dougkwan@google.com>
8440
8441 * layout.cc (Layout::section_name_mapping): Add mapping for
8442 special ARM sections.
8443
96d49306
DK		 84442009-06-03 Doug Kwan <dougkwan@google.com>
8445
8446 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8447 (utils::has_overflow): Same.
8448
dff16297
ILT		 84492009-06-03 Ian Lance Taylor <iant@google.com>
8450
8451 * layout.cc (Layout::section_name_mapping): New array, replacing
8452 Layout::linkonce_mapping.
8453 (Layout::section_name_mapping_count): New variable, replacing
8454 Layout::linkonce_mapping_count.
8455 (Layout::linkonce_output_name): Remove.
8456 (Layout::output_section_name): Rewrite.
8457 * layout.h (class Layout): Rename Linkonce_mapping to
8458 Section_name_mapping, linkonce_mapping to section_name_mapping,
8459 linkonce_mapping_count to section_name_mapping_count. Don't
8460 declare linkonce_output_name.
8461
c121c671
DK		 84622009-06-03 Doug Kwan <dougkwan@google.com>
8463
8464 * gold/arm.cc (namespace utils): New.
8465 (Target_arm::reloc_is_non_pic): Define new method.
8466 (class Arm_relocate_functions): New.
8467 (Target_arm::Relocate::relocate): Handle relocation types used by
8468 Android.
8469
07800fab
ILT		 84702009-06-03 Ian Lance Taylor <iant@google.com>
8471
8472 * arm.cc (Target_arm::scan::global): Use || instead of |.
8473
c121c671
DK		 84742009-06-02 Doug Kwan <dougkwan@google.com>
8475
8476 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8477 issued_non_pic_error_.
8478 (class Target_arm::Scan): Declare new method check_non_pic.
8479 Define new method symbol_needs_plt_entry.
8480 Declare new data member issued_non_pic_error_.
8481 (class Target_arm::Relocate): Declare new method
8482 should_apply_static_reloc.
8483 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8484 (Target_arm::Scan::check_non_pic): Define new method.
8485 (Target_arm::Scan::local): Handle a small subset of reloc types used
8486 by Android.
8487 (Target_arm::Scan::local): Same.
8488 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8489
b19b0c6d
ILT		 84902009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8491
8492 * incremental.cc (Incremental_inputs::report_command_line): Filter
8493 out --incremental-* options.
8494
94cdfcff
DK		 84952009-05-29 Doug Kwan <dougkwan@google.com>
8496
8497 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8498 template class.
8499 (class Target_arm): Update comment.
8500 (Target_arm::Target_arm): Initialize new data members GOT_,
8501 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8502 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8503 and Target_arm::rel_dyn_section.
8504 Declare new_enum Target_arm::Got_type.
8505 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8506 and DYNBSS_.
8507 Update commments for member do_dynsym_value.
8508 (Target_arm::got_size, Target_arm::plt_section,
8509 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8510 new methods inside class defintion.
8511 (Target_arm::got_section): Define new method.
8512 (Target_arm::rel_dyn_section): Same.
8513 (Output_data_plt_arm): New template class.
8514 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8515 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8516 (Output_data_plt_arm::add_entry): Same.
8517 (Output_data_plt_arm::first_plt_entry): Define new
8518 static data member for PLT instruction template.
8519 (Output_data_plt_arm::plt_entry): Same.
8520 (Output_data_plt_arm::do_write): Define new method.
8521 (Target_arm::make_plt_entry): Same.
8522 (Target_arm::do_finalize_sections): Same.
8523 (Target_arm::do_dynsym_value): Same.
8524
4a657b0d
DK		 85252009-05-28 Doug Kwan <dougkwan@google.com>
8526
8527 * Makefile.am (TARGETSOURCES): Add arm.cc.
8528 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8529 * Makefile.in: Regenerate.
8530 * arm.cc: New file.
8531 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8532
e7ae8c36
DK		 85332009-05-26 Doug Kwan <dougkwan@google.com>
8534
8535 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8536 (General_options::check_excluded_libs): Strip off directories in
8537 archive name before matching like GNU ld does.
8538 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8539 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8540 (exclude_libs_test_LDFLAGS): Add linker option
8541 -Wl,--exclude-libs,libexclude_libs_test_3
8542 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8543 an explicit archive without using -l.
8544 (alt/libexclude_libs_test_3.a): New make rule.
8545 * testsuite/Makefile.in: Regenerate.
8546 * testsuite/exclude_libs_test.c : Declare lib3_default().
8547 (main): Call it.
8548 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8549 * exclude_libs_test_3.c: New file.
8550
f12e7348
NC		 85512009-05-26 Nick Clifton <nickc@redhat.com>
8552
8553 * po/id.po: New Indonesian translation.
8554 * po/gold.pot: Updated template file.
8555
4daadc0d
ST		 85562009-05-22 Sriraman Tallam <tmsriram@google.com>
8557
e1df38aa 8558 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8559 gc_comdat_test files. Add -Wl,--gc-sections to build
8560 gc_comdat_test.
8561 * testsuite/Makefile.in: Regenerate.
8562 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8563
531813ad
ST		 85642009-05-21 Sriraman Tallam <tmsriram@google.com>
8565
8566 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8567 kept comdat section was garbage collected.
8568 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8569 * testsuite/Makefile.in: Regenerate.
8570 * testsuite/gc_comdat_test.sh: New file.
8571 * testsuite/gc_comdat_test_1.cc: New file.
8572 * testsuite/gc_comdat_test_2.cc: New file.
8573
65514900
CC		 85742009-05-19 Doug Kwan <dougkwan@google.com>
8575
8576 * archive.cc (Archive::Archive): Move constructor from archive.h
8577 to here. Initialize no_export_.
8578 (Archive::get_elf_object_for_member): Set no_export flag of object.
8579 * archive.h (Archive::Archive): Move constructor body to
8580 archive.cc.
8581 (Archive::no_export): New method.
8582 (Archive::no_export_): New field.
8583 * object.h (Object::Object): Initialize no_export_ to false.
8584 (Object::no_export, Object::set_no_export): New methods.
8585 (Object::no_export_): New field.
8586 * options.cc (General_options::parse_exclude_libs): New method.
8587 (General_options::check_excluded_libs) Same.
8588 * options.h (exclude_libs): New option.
8589 (General_options::check_excluded_libs): New method declaration.
8590 (General_options::excluded_libs_): New field.
8591 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8592 default or protected visibility if an object has no-export flag set.
8593 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8594 (check_SCRIPTS): Add exclude_libs_test.sh.
8595 (check_DATA): Add exclude_libs_test.syms.
8596 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8597 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8598 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8599 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8600 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8601 libexclude_libs_test_2.a): New rules.
8602 * testsuite/Makefile.in: Regenerate.
8603 * testsuite/exclude_libs_test.c: New file.
8604 * testsuite/exclude_libs_test.sh: Ditto.
8605 * testsuite/exclude_libs_test_1.c: Ditto.
8606 * testsuite/exclude_libs_test_2.c: Ditto.
8607
1b77ea50
ILT		 86082009-05-15 Ian Lance Taylor <iant@google.com>
8609
8610 * configure.ac: Check for declarations for cases where libiberty.h
8611 checks HAVE_DECL_xxx.
8612 * configure, config.in: Rebuild.
8613
072fe7ce
ILT		 86142009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8615
8616 * gold.h (Incremental_argument_list): Remove (invalid) forward
8617 declaration.
8618 * incremental.cc (Incremental_inputs::report_achive): New method.
8619 (Incremental_inputs::report_object): New method.
8620 (Incremental_inputs::report_script): New method.
8621 (Incremental_inputs::finalize_inputs): New method.
8622 (Incremental_inputs::finalize): Call finalize_inputs().
8623 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8624 Create inputs entries.
8625 * incremental.h (Incremental_input_type): New enum.
8626 (Incremental_inputs::Incremental_input): Initialize new fields.
8627 (Incremental_inputs::report_inputs): New method.
8628 (Incremental_inputs::report_achive): New method.
8629 (Incremental_inputs::report_object): New method.
8630 (Incremental_inputs::report_script): New method.
8631 (Incremental_inputs::finalize_inputs): New method.
8632 (Incremental_inputs::Input_info): New struct.
8633 (Incremental_inputs::Input_info_map): New typedef.
8634 (Incremental_inputs::lock_): New field.
8635 (Incremental_inputs::Inputs_): New field.
8636 (Incremental_inputs::Inputs_map): New field.
8637 * main.cc (main): Call Incremental_input::report_inputs.
8638 * options.h (Input_argument_list): Typedef moved from
8639 Input_arguments.
8640 (Input_file_group::Files): Remove, use ::Input_argument_list.
8641 (Input_file_group::Input_argument_list): Remove, use
8642 ::Input_argument_list.
8643 * plugin.cc (Plugin_manager::add_input_file): Add error in
8644 incremental build.
8645 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8646 functions.
8647 * script.cc (read_input_script): Call
8648 Incremental_input::report_script.
8649 * script.h (Script_info): New class.
8650
b0481b0b
ILT		 86512009-04-27 Ian Lance Taylor <iant@google.com>
8652
8653 * x86_64.cc (do_adjust_output_section): Set entsize to
8654 plt_entry_size.
8655
b22a5a41 86562009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8657
8658 * output.cc (Output_file::close): After short writes, continue
8659 writing from the correct offset in the buffer being written.
8660
40fde488
CD		 86612009-04-23 Chris Demetriou <cgd@google.com>
8662
8663 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8664 * configure: Regenerate.
8665 * config.in: Regenerate.
8666 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8667 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8668
3ce2c28e
ILT		 86692009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8670
8671 * incremental.cc (Incremental_inputs_header_data): Renamed from
8672 Incremental_input_header_data.
8673 (Incremental_inputs_header_data::data_size): New field.
8674 (Incremental_inputs_header_data::put_input_file_count): Renamed
8675 from input_file_count.
8676 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8677 from command_line_offset.
8678 (Incremental_inputs_header_data::put_reserved): Renamed from
8679 put_reserved.
8680 (Incremental_inputs_entry_data): Renamed from
8681 Incremental_input_entry_data.
8682 (Incremental_inputs_entry_data::data_size): New field.
8683 (Incremental_inputs::report_command_line): New method.
8684 (Incremental_inputs::finalize): New method.
8685 (Incremental_inputs::create_incremental_inputs_data): New method.
8686 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8687 * incremental.h: New file.
8688 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8689 (Layout::finalize): Create incremental inputs section in
8690 incremental builds.
8691 (Layout::create_incremental_info_sections): New method.
8692 * layout.h (Layout::incremental_inputs): New method.
8693 (Layout::create_incremental_info_sections): New method.
8694 (Layout::incremental_inputs_): New field.
8695 * main.cc (main): Notify Incremental_input of the command line.
8696
e55bde5e
ILT		 86972009-04-01 Ian Lance Taylor <iant@google.com>
8698 Mikolaj Zalewski <mikolajz@google.com>
8699
8700 * gold.h (reserve_unordered_map): Define, three versions, one for
8701 each version of Unordered_map.
8702 * layout.cc (Layout::Layout): Remove options parameter. Add
8703 number_of_input_files parameter. Don't initialize options_.
8704 Initialize number_of_input_files_ and resized_signatures_. Move
8705 sections_are_attached_.
8706 (Layout::layout_group): Reserve space for group_signatures_.
8707 (Layout::find_or_add_kept_section): Change name parameter to be a
8708 reference. Resize signatures_ map when it gets large enough.
8709 (Layout::layout_eh_frame): Use parameters->options() instead of
8710 this->options_.
8711 (Layout::make_output_section): Likewise.
8712 (Layout::attach_allocated_section_to_segment): Likewise.
8713 (Layout::finalize, Layout::create_executable_stack): Likewise.
8714 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8715 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8716 * layout.h (class Layout): Update declarations. Remove options_
8717 field. Add number_of_input_files_ and resized_signatures_
8718 fields. Move sections_are_attached_ field.
8719 * main.cc (main): Pass number of input files to Layout
8720 constructor. Don't pass options.
8721
154b857c
ILT		 87222009-03-30 Ian Lance Taylor <iant@google.com>
8723
8724 * ffsll.c (ffsll): Correct implementation.
8725
2f35ab9b
ILT		 87262009-03-27 Ian Lance Taylor <iant@google.com>
8727
fd03461a
ILT		 8728 * ffsll.c: New file.
8729 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8730 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8731 * ftruncate.c (ftruncate): Declare before definition.
8732 * mremap.c (mremap): Likewise.
8733 * pread.c (pread): Likewise.
8734 * configure, Makefile.in, config.in: Rebuild.
8735
2f35ab9b
ILT		 8736 * mremap.c: New file.
8737 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8738 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8739 (mremap): Declare if HAVE_MREMAP is not defined.
8740 * configure, Makefile.in, config.in: Rebuild.
8741
33aea2fd
CC		 87422009-03-27 Cary Coutant <ccoutant@google.com>
8743
8744 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8745 position independent.
8746 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8747 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8748
6d479619
CC		 87492009-03-24 Cary Coutant <ccoutant@google.com>
8750
8751 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8752 an executable.
8753 (needs_dynamic_reloc): Likewise.
8754
afc06bb8
ILT		 87552009-03-24 Ian Lance Taylor <iant@google.com>
8756
8757 * yyscript.y (file_cmd): Recognize EXTERN.
8758 (extern_name_list, extern_name_list_body): New nonterminals.
8759 * script.cc (script_add_extern): Define.
8760 * script-c.h (script_add_extern): Declare.
8761
f6060a4d
ILT		 87622009-03-24 Rafael Avila de Espindola <espindola@google.com>
8763
8764 * object.cc (is_elf_object): Define.
8765 * object.h (is_elf_object): Declare.
8766 * archive.cc (Archive::get_elf_object_for_member): Call
8767 is_elf_object.
33aea2fd 8768 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8769
26736d8e
ILT		 87702009-03-24 Elliott Hughes <enh@google.com>
8771
8772 * output.cc (Output_file::map_anonymous): Define.
8773 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8774 try an anonymous one. Report the size if the mmap fails.
8775 * output.h (class Output_file): Declare map_anonymous.
8776
22fd9730
ILT		 87772009-03-24 Ian Lance Taylor <iant@google.com>
8778
8779 * target-select.cc (instantiate_target): Don't acquire the lock if
8780 the instantiated_target_ field has already been set.
8781
cb010894
ILT		 87822009-03-23 Ian Lance Taylor <iant@google.com>
8783
7f055c20
ILT		 8784 * gold-threads.h (class Initialize_lock): Define.
8785 * gold-threads.cc (class Initialize_lock_once): Define.
8786 (initialize_lock_control): New static variable.
8787 (initialize_lock_pointer): New static variable.
8788 (initialize_lock_once): New static function.
8789 (Initialize_lock::Initialize_lock): Define.
8790 (Initialize_lock::initialize): Define.
8791 * target-select.h: Include "gold-threads.h".
8792 (class Target_selector): Add lock_ and initialize_lock_ fields.
8793 Don't define instantiate_target, just declare it.
8794 * target-select.cc (Target_selector::Target_selector): Initialize
8795 new fields.
8796 (Target_selector::instantiate_target): Define.
8797 * descriptors.h: Include "gold-threads.h".
8798 (class Descriptors): Add initialize_lock_ field.
8799 * descriptors.cc (Descriptors::Descriptors): Initialize new
8800 field.
8801 (Descriptors::open): Use initialize_lock_ field
8802 * errors.h (class Errors): Add initialize_lock_ field.
8803 * errors.cc (Errors::Errors): Initialize new field.
8804 (Errors::initialize_lock): Use initialize_lock_ field.
8805 * powerpc.cc (class Target_selector_powerpc): Remove
8806 instantiated_target_ field. In do_recognize call
8807 instantiate_target rather than do_instantiate_target. In
8808 do_instantiate_target just allocate a new target.
8809 * sparc.cc (class Target_selector_sparc): Likewise.
8810
36959681
ILT		 8811 * freebsd.h: New file.
8812 * i386.cc: Include "freebsd.h".
8813 (Target_i386): Derive from Target_freebsd rather than
8814 Sized_target.
8815 (Target_selector_i386): Derive from Target_selector_freebsd rather
8816 than Target_selector.
8817 * x86_64.cc: Include "freebsd.h".
8818 (Target_x86_64): Derive from Target_freebsd rather than
8819 Sized_target.
8820 (Target_selector_x86_64): Derive from Target_selector_freebsd
8821 rather than Target_selector.
8822 * target.h (class Target): Add adjust_elf_header and
8823 do_adjust_elf_header.
8824 * output.cc (Output_file_header:: do_sized_write): Call target
8825 adjust_elf_header routine.
8826 * configure.tgt: Set targ_osabi.
8827 * configure.ac: Define GOLD_DEFAULT_OSABI.
8828 * parameters.cc (Parameters::default_target): Pass
8829 GOLD_DEFAULT_OSABI to select_target.
8830 * target-select.h (class Target_selector): Make instantiate_target
8831 protected rather than private.
8832 * Makefile.am (HFILES): Add freebsd.h.
8833 * configure, Makefile.in, config.in: Rebuild.
8834
cb010894
ILT		 8835 * merge.cc (do_add_input_section): Correct pend value. Change
8836 message about last entry not being null terminated from error to
8837 warning.
8838
0e879927
ILT		 88392009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8840
8841 * incremental.cc: New file.
8842 * Makefile.am (CCFILES): Add incremental.cc.
8843 * Makefile.in: Rebuild.
8844
41105937
PP		 88452009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8846
8847 * layout.cc (Layout::output_section_name): Preserve names
8848 of '.note.' sections.
e1df38aa 8849
60439920
ILT		 88502009-03-19 Ian Lance Taylor <iant@google.com>
8851
8852 * descriptors.cc (Descriptors::open): Check that the options are
8853 valid before using them.
8854
0d371ad3
ILT		 88552009-03-18 Ian Lance Taylor <iant@google.com>
8856
8857 * script-sections.h: Include <list>.
8858 (class Script_sections): Change Sections_elements from std::vector
8859 to std::list. Typedef public Elements_iterator. Add
8860 orphan_section_placement_, data_segment_align_start_, and
8861 saw_data_segment_align_ fields. Remove data_segment_align_index_
8862 field.
8863 * script-sections.cc (class Orphan_section_placement): New class.
8864 (class Sections_element): Add virtual functions is_relro and
8865 orphan_section_init. Remove virtual function place_orphan_here.
8866 (class Output_section_definition): Add is_relro and
8867 orphan_section_init. Remove place_orphan_here.
8868 (class Orphan_output_section): Likewise.
8869 (Script_sections::Script_sections): Update for field changes.
8870 (Script_sections::data_segment_align): Set saw_data_segment_align_
8871 and data_segment_align_start_, not data_segment_align_index.
8872 (Script_sections::data_segment_relro_end): Check
8873 saw_data_segment_align_. Use data_segment_align_start_ rather
8874 than data_segment_align_index_.
8875 (Script_sections::place_orphan): Rewrite to use
8876 Orphan_section_placement.
8877
9201d894
ILT		 88782009-03-17 Ian Lance Taylor <iant@google.com>
8879
9c5b8369
ILT		 8880 * archive.cc (Archive::add_symbols): Check for a version attached
8881 to the symbol name in the archive map.
8882 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8883 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8884 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8885 (ver_test_11.a): New target.
8886 * testsuite/Makefile.in: Rebuild.
8887
9201d894
ILT		 8888 * configure.ac: Check for chsize and posix_fallocate. Replace
8889 ftruncate.
8890 * ftruncate.c: New file, from gnulib.
8891 * output.cc (posix_fallocate): Define dummy version if not
8892 HAVE_POSIX_FALLOCATE.
8893 (Output_file::map): Call posix_fallocate rather than lseek and
8894 write.
8895 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8896 * configure, Makefile.in, config.in: Rebuild.
8897
ef4ab7a8 88982009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 8899
ef4ab7a8
PP		 8900 * layout.h (Layout::create_note): Add section_name parameter.
8901 * layout.cc (Layout::create_note): Likewise.
8902 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 8903
8c500701
ILT		 89042009-03-17 Ian Lance Taylor <iant@google.com>
8905
e85b18e1
ILT		 8906 * descriptors.cc: Include "options.h".
8907 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8908 (Descriptors::open): Always use O_CLOEXEC when opening a new
8909 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8910 then set FD_CLOEXEC.
8911
9efe6174
ILT		 8912 * sparc.cc (class Target_sparc): Add has_got_section.
8913 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8914 make sure we have a GOT section.
8915
8916 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8917 (Target_sparc::Scan::local): Likewise.
8918 (Target_sparc::Scan::global): Likewise.
8919 (Target_sparc::Relocate::relocate): Likewise.
8920 (Target_sparc::Relocate::relocate_tls): Likewise.
8921
8c500701
ILT		 8922 * symtab.cc (Symbol_table::define_default_version): New function,
8923 broken out of add_from_object.
8924 (Symbol_table::add_from_object): Call define_default_version.
8925 (Symbol_table::define_special_symbol): Add resolve_oldsym
8926 parameter. Change all callers. If the version for a symbol comes
8927 from a version script, resolve it with the symbol with the same
8928 name with no version. Also add the symbol without a version if
8929 appropriate.
8930 (do_define_in_output_data): If resolving with oldsym, don't delete
8931 sym.
8932 (do_define_in_output_segment): Likewise.
8933 (do_define_as_constant): Likewise.
8934 * symtab.h (class Symbol_table): Update declarations.
8935
f1ed28fb
ILT		 89362009-03-13 Ian Lance Taylor <iant@google.com>
8937
15f8229b
ILT		 8938 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8939 (Read_symbols::requeue): New function.
8940 (Read_symbols::do_read_symbols): If make_elf_object fails because
8941 the target type is not configured, and the file was searched for,
8942 issue a warning and retry with the next directory.
8943 (Add_symbols::run): If the file has an incompatible format, and
8944 it was searched for, requeue the Read_symbols task. On error,
8945 release the object.
8946 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8947 dirindex parameter to constructor. Change all callers. Declare
8948 incompatible_warning and requeue.
8949 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8950 input_argument_ and input_group_ fields. Add them to
8951 constructor. Change all callers.
8952 (class Read_script): Add dirindex_ field. Add it to constructor.
8953 Change all callers.
8954 * archive.cc (Archive::setup): Remove input_objects parameter.
8955 Change all callers.
8956 (Archive::get_file_and_offset): Likewise.
8957 (Archive::read_all_symbols): Likewise.
8958 (Archive::read_symbols): Likewise.
8959 (Archive::get_elf_object_for_member): Remove input_objects
8960 parameter. Add punconfigured parameter. Change all callers.
8961 (Archive::add_symbols): Change return type to bool. Check return
8962 value of include_member.
8963 (Archive::include_all_members): Likewise.
8964 (Archive::include_member): Change return type to bool. Return
8965 false if first included object has incompatible target. Set
8966 included_member_ field.
8967 (Add_archive_symbols::run): If add_symbols returns false, requeue
8968 Read_symbols task.
8969 * archive.h (class Archive): Add included_member_ field.
8970 Initialize it in constructor. Add input_file and searched_for
8971 methods. Update declarations.
8972 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8973 input_argument_ fields. Add them to constructor. Change all
8974 callers.
8975 * script.cc: Include "target-select.h".
8976 (class Parser_closure): Add skip_on_incompatible_target_ and
8977 found_incompatible_target_ fields. Add
8978 skip_on_incompatible_target parameter to constructor. Change all
8979 callers. Add methods skip_on_incompatible_target,
8980 clear_skip_on_incompatible_target, found_incompatible_target, and
8981 set_found_incompatible_target.
8982 (read_input_script): Add dirindex parameter. Change all callers.
8983 If parser finds an incompatible target, requeue Read_symbols
8984 task.
8985 (script_set_symbol): Clear skip_on_incompatible_target in
8986 closure.
8987 (script_add_assertion, script_parse_option): Likewise.
8988 (script_start_sections, script_add_phdr): Likewise.
8989 (script_check_output_format): New function.
8990 * script.h (read_input_script): Update declaration.
8991 * script-c.h (script_check_output_format): Declare.
8992 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8993 (ignore_cmd): Remove OUTPUT_FORMAT.
8994 * fileread.cc (Input_file::Input_file): Add explicit this.
8995 (Input_file::will_search_for): New function.
8996 (Input_file::open): Add pindex parameter. Change all callers.
8997 * fileread.h (class Input_file): Add input_file_argument method.
8998 Declare will_search_for. Update declarations.
8999 * object.cc (make_elf_object): Add punconfigured parameter.
9000 Change all callers.
9001 * object.h (class Object): Make input_file public. Add
9002 searched_for method.
9003 (make_elf_object): Update declaration.
9004 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9005 restart search.
9006 * dirsearch.h (class Dirsearch): Update declaration.
9007 * options.h (class General_options): Add --warn-search-mismatch.
9008 * parameters.cc (Parameters::is_compatible_target): New function.
9009 * parameters.h (class Parameters): Declare is_compatible_target.
9010 * workqueue.cc (Workqueue::add_blocker): New function.
9011 * workqueue.h (class Workqueue): Declare add_blocker.
9012
f1ed28fb
ILT		 9013 * fileread.cc (Input_file::open): Remove options parameter.
9014 Change all callers.
9015 (Input_file::open_binary): Likewise.
9016 * script.cc (read_input_script): Likewise.
9017 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9018 options parameter from constructor. Change all callers.
9019 (class Read_script): Likewise.
9020 * fileread.h (class Input_file): Update declarations.
9021 * script.h (read_input_script): Update declaration.
9022
34dd024a
NC		 90232009-03-10 Nick Clifton <nickc@redhat.com>
9024
9025 * po/es.po: New Spanish translation.
9026
6d71b17c
CC		 90272009-03-06 Cary Coutant <ccoutant@google.com>
9028
9029 * options.cc (parse_short_option): Keep dash_z from registering itself.
9030
031cdbed
ILT		 90312009-03-03 Ian Lance Taylor <iant@google.com>
9032
9033 PR 9918
9034 * target-reloc.h (relocate_section): Pass output_section to
9035 relocate.
9036 * i386.cc (Target_i386::should_apply_static_reloc): Add
9037 output_section parameter. Change all callers.
9038 (Target_i386::Relocate::relocate): Add output_section parameter.
9039 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9040 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9041 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9042 * testsuite/two_file_shared.sh: New script.
9043 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9044 (check_DATA): Add two_file_shared.dbg.
9045 (two_file_shared.dbg): New target.
9046 * testsuite/Makefile.in: Rebuild.
9047
15d5fa16
ILT		 90482009-03-01 Ian Lance Taylor <iant@google.com>
9049
9050 * configure.ac: Check for byteswap.h.
9051 * configure: Rebuild.
9052 * config.in: Rebuild.
9053
8a4c0b0d
ILT		 90542009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9055
9056 * layout.cc (Layout::find_or_add_kept_section): New function.
9057 (Layout::add_comdat): Removed.
9058 * layout.h (struct Kept_section): Move out of class Layout.
9059 Remove trailing underscores from field names. Add group_sections
9060 field. Rename group_ field to is_group. Change all uses.
9061 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9062 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9063 comdat_groups_ field.
9064 (Sized_relobj::include_section_group): Use
9065 find_or_add_kept_section and Kept_section::group_sections.
9066 (Sized_relobj::include_linkonce_section): Likewise.
9067 * object.cc (class Sized_relobj): Don't define Comdat_group or
9068 Comdat_group_table. Remove find_comdat_group and
9069 add_comdat_group. Remove comdat_groups_ field.
9070 * plugin.cc (include_comdat_group): Use
9071 Layout::find_or_add_kept_section.
9072
b4ecf66b
ILT		 90732009-02-28 Ian Lance Taylor <iant@google.com>
9074
14359ca0
ILT		 9075 * README: --gc-sections and map files are now supported. Document
9076 some build requirements.
9077
b4ecf66b
ILT		 9078 PR 6992
9079 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9080 relocatable link set the value of the section symbol to zero.
9081 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9082 relocatable link don't include the section address in the local
9083 symbol value.
9084
0602e05a
ILT		 90852009-02-27 Ian Lance Taylor <iant@google.com>
9086
fd9d194f
ILT		 9087 PR 6811
9088 * options.h (class Search_directory): Add is_system_directory.
9089 (class General_options): Declare is_in_system_directory.
9090 * options.cc (get_relative_sysroot): Make static.
9091 (get_default_sysroot): Make static.
9092 (General_optoins::is_in_system_directory): New function.
9093 * fileread.cc (Input_file::is_in_system_directory): New function.
9094 * fileread.h (class Input_file): Declare is_in_system_directory.
9095 * object.h (class Object): Add is_in_system_directory.
9096 (class Input_objects): Remove system_library_directory_ field.
9097 * object.cc (Input_objects::add_object): Don't set
9098 system_library_directory_.
9099 (input_objects::found_in_system_library_directory): Remove.
9100 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9101 parameter. Change all callers.
9102 (Symbol_table::sized_write_globals): Likewise.
9103 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9104 Call Object::is_in_system_directory.
9105 * symtab.h (class Symbol_table): Update declarations.
9106
61edd21f
ILT		 9107 PR 5990
9108 * descriptors.h (Open_descriptor): Add is_on_stack field.
9109 * descriptors.cc (Descriptors::open): If the descriptor is on the
9110 top of the stack, remove it. Initialize is_on_stack field.
9111 (Descriptors::release): Only add pod to stack if it is not on the
9112 stack already.
9113 (Descriptors::close_some_descriptor): Clear stack_next and
9114 is_on_stack fields.
9115
e29e076a
ILT		 9116 PR 7091
9117 * output.cc (Output_section::find_starting_output_address): Rename
9118 from starting_output_address; add PADDR parameter; change return
9119 type.
9120 * output.h (class Output_section): Declare
9121 find_starting_output_address instead of starting_output_address.
9122 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9123 section symbol for which we can't find a merge section.
9124
0602e05a
ILT		 9125 PR 9836
9126 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9127 hidden or internal, force the symbol to be local.
9128 * resolve.cc (Symbol::override_visibility): Define.
9129 (Symbol::override_base): Use override_visibility.
9130 (Symbol_table::resolve): Likewise.
9131 (Symbol::override_base_with_special): Likewise.
9132 (Symbol_table::override_with_special): If the visibility is hidden
9133 or internal, force the symbol to be local.
9134 * symtab.h (class Symbol): Add set_visibility and
9135 override_visibility.
9136 * testsuite/ver_test_1.sh: New file.
9137 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9138 (check_DATA): Add ver_test_1.syms.
9139 (ver_test_1.syms): New target.
9140 * testsuite/Makefile.in: Rebuild.
9141
401a9a73
CC		 91422009-02-25 Cary Coutant <ccoutant@google.com>
9143
9144 * layout.cc (Layout::choose_output_section): Don't rename sections
9145 when using a linker script that has a SECTIONS clause.
9146 * Makefile.in: Regenerate.
9147
9148 * testsuite/Makefile.am (script_test_5.sh): New test case.
9149 * testsuite/Makefile.in: Regenerate.
9150 * testsuite/script_test_5.cc: New file.
9151 * testsuite/script_test_5.sh: New file.
9152 * testsuite/script_test_5.t: New file.
9153
f488e4b0
CC		 91542009-02-13 Rafael Avila de Espindola <espindola@google.com>
9155
9156 * archive.cc (Archive::include_member): Update calls to add_symbols.
9157 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9158 the Layout argument.
9159 * dynobj.h (do_add_symbols): Add the Layout argument.
9160 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9161 Layout argument.
9162 * object.h (Object::add_symbols): Add the Layout argument.
9163 (Object::do_add_symbols): Add the Layout argument.
9164 (Sized_relobj::do_add_symbols): Add the Layout argument.
9165 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9166 Unify the two versions.
9167 (Add_plugin_symbols): Remove.
9168 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9169 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9170 (Add_plugin_symbols): Remove.
9171 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9172 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9173 (Add_symbols::run): Make it work with Pulginobj.
9174
89dd1680
ILT		 91752009-02-06 Ian Lance Taylor <iant@google.com>
9176
9177 * object.cc (Sized_relobj::do_layout): Make info message start
9178 with lower case letter.
9179
266d0a74
ILT		 91802009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9181
602b464e
ILT		 9182 * binary.cc: Fix file comment.
9183
266d0a74
ILT		 9184 * options.h (enum Incremental_disposition): Define.
9185 (class General_options): Add new options: --incremental,
9186 --incremental_changed, --incremental_unchanged,
9187 --incremental_unknown. Add incremental_disposition_ and
9188 implicit_incremental_ fields.
9189 (General_options::incremental_disposition): New function.
9190 (class Position_dependent_options): Add incremental_disposition
9191 option.
9192 (Position_dependent_options::copy_from_options): Set incremental
9193 dispositions.
9194 * options.cc (General_options::parse_incremental_changed): New
9195 function.
9196 (General_options::parse_incremental_unchanged): New function.
9197 (General_options::parse_incremental_unknown): New function.
9198 (General_options::General_options): Initialize new fields
9199 incremental_disposition_ and implicit_incremental_.
9200 (General_options::finalize): Check for uasge of --incremental-*
9201 without --incremental.
9202
f073bbf7
CD		 92032009-02-06 Chris Demetriou <cgd@google.com>
9204
9205 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9206 pointer and to report location as the file name associated with
9207 the symbol.
9208 (gold_undefined_symbol_at_location): New function to replace the
9209 old gold_undefined_symbol functionality.
9210 * target-reloc.h (relocate_section): Update to use
9211 gold_undefined_symbol_at_location.
9212 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9213 Call gold_undefined_symbol function rather than gold_error.
9214 * errors.h (Errors::undefined_symbol): Take location as a
9215 string, rather than calculating it from a relocation.
9216 * errors.cc (Errors::fatal): Print "fatal error:" before the
9217 formatted message.
9218 (Errors::error, Errors::error_at_location): Print "error: "
9219 before the formatted message.
9220 (Errors::undefined_symbol): Take location as a string, rather
9221 than calculating it from a relocation.
9222 (gold_undefined_symbol_at_location): New function akin to
9223 old gold_undefined_symbol, calculates location from relocation.
9224 (gold_undefined_symbol): Change to take only a Symbol pointer
9225 and to report location as the file name associated with the symbol.
9226 * testsuite/debug_msg.sh: Update for changed error messages.
9227 * testsuite/undef_symbol.sh: Likewise.
9228
8e94a90c
ILT		 92292009-02-04 Duncan Sands <baldrick@free.fr>
9230
9231 PR 9812
9232 * reduced_debug_output.h
9233 (Output_reduced_debug_abbrev_section::failed): Use format for
9234 gold_warning.
9235 (Output_reduced_debug_info_section::faild): Likewise.
9236
88a0e15b
ILT		 92372009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9238
9239 * script.cc (Lazy_demangler): New class.
9240 (Version_script_info::get_symbol_version_helper): Demangle a
9241 symbol only once.
9242
5efc7cd2
CC		 92432009-01-29 Cary Coutant <ccoutant@google.com>
9244
9245 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9246 to __tls_get_addr.
9247 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9248
e0ebcf42
ILT		 92492009-01-28 Ian Lance Taylor <iant@google.com>
9250
5efc7cd2 9251 * version.cc (version_string): Bump to 1.9.
75fe7426 9252
e0ebcf42
ILT		 9253 * gold.h: Include <cstring> and <stdint.h>.
9254 * version.cc: Include <cstdio>.
9255 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9256 warning.
9257 * reduced_debug_output.cc (insert_into_vector): Rename from
9258 Insert_into_vector; change all callers. Use Swap_unaligned to
9259 avoid aliasing issue; remove union since it is unnecessary.
9260
8e2813be 92612009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9262
9263 * Makefile.am (CCFILES): Add gc.cc.
9264 (HFILES): Add gc.h.
9265 * Makefile.in: Regenerate.
9266 * gold.cc (Gc_runner): New class.
9267 (queue_initial_tasks): Call garbage collection related tasks
9268 when corresponding options are invoked.
9269 (queue_middle_gc_tasks): New function.
9270 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9271 processed early before laying out sections during garbage collection.
9272 * gold.h (queue_middle_gc_tasks): New function.
9273 (is_prefix_of): Move from "layout.cc".
9274 * i386.cc (Target_i386::gc_process_relocs): New function.
9275 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9276 * main.cc (main): Create object of class "Garbage_collection".
9277 * object.cc (Relobj::copy_symbols_data): New function.
9278 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9279 (Sized_relobj::do_layout): Allow this function to be called twice
9280 during garbage collection and defer layout of section during the
6d03d481
ST		 9281 first call.
9282 * object.h (Relobj::get_symbols_data): New function.
9283 (Relobj::is_section_name_included): New function.
9284 (Relobj::copy_symbols_data): New function.
9285 (Relobj::set_symbols_data): New function.
9286 (Relobj::get_relocs_data): New function.
9287 (Relobj::set_relocs_data): New function.
9288 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9289 (Relobj::gc_process_relocs): New function.
9290 (Relobj::do_gc_process_relocs): New pure virtual function.
9291 (Relobj::sd_): New data member.
9292 (Sized_relobj::is_output_section_offset_invalid): New function.
9293 (Sized_relobj::do_gc_process_relocs): New function.
9294 * options.h (General_options::gc_sections): Modify to not be a no-op.
9295 (General_options::print_gc_sections): New option.
9296 * plugin.cc (Plugin_finish::run): Remove function call to
9297 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9298 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9299 * reloc.cc (Read_relocs::run): Add task to process relocs and
9300 determine unreferenced sections when doing garbage collection.
9301 (Gc_process_relocs): New class.
9302 (Sized_relobj::do_gc_process_relocs): New function.
9303 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9304 sections that are garbage collected.
9305 * reloc.h (Gc_process_relocs): New class.
9306 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9307 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9308 symbols whose corresponding sections are garbage collected.
9309 (Symbol_table::Symbol_table): Add new parameter for the garbage
9310 collection object.
9311 (Symbol_table::gc_mark_undef_symbols): New function.
9312 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9313 (Symbol_table::gc_mark_dyn_syms): New function.
9314 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9315 as garbage.
9316 (Symbol_table::add_from_object): Likewise.
9317 (Symbol_table::add_from_relobj): When building shared objects, do not
9318 treat externally visible symbols as garbage.
9319 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9320 table information for static and relocatable links.
9321 * symtab.h (Symbol_table::set_gc): New function.
9322 (Symbol_table::gc): New function.
9323 (Symbol_table::gc_mark_undef_symbols): New function.
9324 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9325 (Symbol_table::gc_mark_dyn_syms): New function.
9326 (Symbol_table::gc_): New data member.
e1df38aa 9327 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9328 function.
9329 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9330 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9331
3b293544
CF		 93322009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9333
9334 * options.h (General_options::gc_sections): Define as a no-op for now.
9335 (General_options::no_keep_memory): Ditto.
9336 (General_options::Bshareable): Define.
9337 * options.cc (General_options::finalize): Honor -Bshareable.
9338
83d22aa8
AS		 93392009-01-20 Andreas Schwab <schwab@suse.de>
9340
9341 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9342 read the value in the contents, since we don't use it. Use the
9343 template endianness when writing.
9344 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9345
cd536b21
AS		 93462009-01-19 Andreas Schwab <schwab@suse.de>
9347
9348 * configure.tgt (powerpc64-*): Fix targ_obj.
9349
99e9a495
ILT		 93502009-01-15 Ian Lance Taylor <iant@google.com>
9351
9352 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9353 local symbols when stripping all symbols.
9354
bbbfea06
CC		 93552009-01-14 Cary Coutant <ccoutant@google.com>
9356
99e9a495 9357 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9358
0f7c0701
CC		 93592009-01-14 Cary Coutant <ccoutant@google.com>
9360
9361 * archive.cc (Archive::get_elf_object_for_member): Remove call
9362 to File_read::claim_for_plugin.
9363 * descriptors.cc (Descriptors::open): Remove reference to
9364 is_claimed.
9365 (Descriptors::claim_for_plugin): Remove.
9366 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9367 (Descriptors::is_claimed): Remove.
9368 (claim_descriptor_for_plugin): Remove.
9369 * fileread.cc (File_read::claim_for_plugin): Remove.
9370 * fileread.h (File_read::claim_for_plugin): Remove.
9371 (File_read::descriptor): Reopen descriptor if necessary.
9372 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9373 (Plugin_manager::all_symbols_read): Add task parameter. Change
9374 all callers.
9375 (Plugin_manager::get_input_file): New function.
9376 (Plugin_manager::release_input_file): New function.
9377 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9378 corresponding data member.
9379 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9380 and pass to base constructor. Change all callers.
9381 (get_input_file, release_input_file): New functions.
9382 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9383 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9384 (Plugin_manager::all_symbols_read): Add task parameter.
9385 (Plugin_manager::get_input_file): New function.
9386 (Plugin_manager::release_input_file): New function.
9387 (Plugin_manager::task_): New data member.
9388 (Pluginobj::Pluginobj): Add filesize parameter.
9389 (Pluginobj::filename): New function.
9390 (Pluginobj::descriptor): New function.
9391 (Pluginobj::filesize): New function.
9392 (Pluginobj::filesize_): New data member.
9393 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9394 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9395 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9396
9397 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9398 with archive libraries.
9399 * testsuite/Makefile.in: Regenerate.
9400 * testsuite/plugin_test.c (struct sym_info): New type.
9401 (get_input_file, release_input_file): New static variables.
9402 (onload): Capture new transfer vector entries.
9403 (claim_file_hook): Stop reading at end of file according to filesize.
9404 Factor out parsing of readelf output into separate function.
9405 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9406 APIs and get the source file name from the symbol table. Convert
9407 source file name to corresponding object file name. Print info
9408 message when adding new input files.
9409 (parse_readelf_line): New function.
9410 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9411 * testsuite/plugin_test_2.sh: Likewise.
9412 * testsuite/plugin_test_3.sh: Likewise.
9413 * testsuite/plugin_test_4.sh: New test case.
9414
62a6d109
ILT		 94152009-01-07 Ian Lance Taylor <iant@google.com>
9416
9417 * version.cc (version_string): Bump to 1.8.
9418
483620e8
CC		 94192008-12-23 Cary Coutant <ccoutant@google.com>
9420
9421 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9422 * plugin.cc (Plugin_manager::finish): Rename as
9423 layout_deferred_objects. Move cleanup to separate function.
9424 (Plugin_manager::cleanup): New function.
9425 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9426 separately.
9427 * plugin.h (Plugin_manager::finish): Rename as
9428 layout_deferred_objects.
9429 (Plugin_manager::cleanup): New function.
9430 (Plugin_manager::cleanup_done): New field.
9431
d66a9eb3
CC		 94322008-12-23 Cary Coutant <ccoutant@google.com>
9433
9434 * plugin.cc (is_visible_from_outside): New function.
9435 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9436 so we don't return "IR only" status for exported symbols or -r links.
9437
9438 * testsuite/Makefile.am (plugin_test_3): New test case.
9439 * testsuite/Makefile.in: Regenerate.
9440 * testsuite/plugin_test_3.sh: New file.
9441
5995b570
CC		 94422008-12-22 Cary Coutant <ccoutant@google.com>
9443
9444 * object.cc (Sized_relobj::layout_section): New function.
9445 (Sized_relobj::do_layout): Defer layout of input sections until after
9446 plugin has provided replacement files.
9447 (Sized_relobj::do_layout_deferred_sections): New function.
9448 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9449 (Relobj::layout_deferred_sections): New function.
9450 (Relobj::do_layout_deferred_sections): New function.
9451 (Sized_relobj::do_layout_deferred_sections): New function.
9452 (Sized_relobj::layout_section): New function.
9453 (Sized_relobj::Deferred_layout): New structure.
9454 (Sized_relobj::deferred_layout_): New field.
9455 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9456 Change all callers. Layout deferred sections.
9457 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9458 references.
9459 (Plugin_hook::run): Move code from do_plugin_hook inline.
9460 (Plugin_hook::do_plugin_hook): Remove.
9461 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9462 (Plugin_manager::finish): Renamed, was cleanup.
9463 (Plugin_manager::should_defer_layout): New function.
9464 (Plugin_manager::add_deferred_layout_object): New function.
9465 (Plugin_manager::Deferred_layout_list): New type.
9466 (Plugin_manager::deferred_layout_objects_): New field.
9467 (Plugin_hook::do_plugin_hook): Remove.
9468
ee769c88
ILT		 94692008-12-17 Ian Lance Taylor <iant@google.com>
9470
9471 * options.h (class General_options): Add --no case for
9472 --export-dynamic.
9473
abc8dcba
CC		 94742008-12-16 Cary Coutant <ccoutant@google.com>
9475
9476 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9477 vector.
9478 (Plugin_manager::claim_file): Create plugin object even if
9479 plugin did not call the add_symbols callback.
9480 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9481 asking for more symbols than were added.
9482 * testsuite/Makefile.am (plugin_test_1): Add test case with
9483 no global symbols.
9484 (empty.syms): New target.
9485 * testsuite/Makefile.in: Regenerate.
9486 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9487 message. Don't call add_symbols if no globals.
9488 (all_symbols_read_hook): Don't provide replacement for empty
9489 claimed file.
9490
b0074644
ILT		 94912008-12-12 Ian Lance Taylor <iant@google.com>
9492
68943102
ILT		 9493 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9494 r_type == 0 for a local symbol with r_sym == 0.
9495 (scan_relocatable_relocs): Pass r_sym to
9496 local_non_section_strategy.
9497 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9498 r_sym parameter.
9499
b0074644
ILT		 9500 * configure.ac: Update test for TLS descriptors: they are
9501 supported as of glibc 2.9.
9502 * configure: Rebuild.
9503
c2508178
ILT		 95042008-12-11 Ian Lance Taylor <iant@google.com>
9505
9506 PR 7091
9507 * target-reloc.h (Default_scan_relocatable_relocs): For each
9508 function, map r_type == 0 to RELOC_DISCARD.
9509
2756a258
CC		 95102008-12-10 Cary Coutant <ccoutant@google.com>
9511
9512 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9513 object to override a kept COMDAT group from a plugin object.
9514
bb6f53d3
ILT		 95152008-12-09 Ian Lance Taylor <iant@google.com>
9516
fbc558e1
ILT		 9517 PR 7088
9518 * yyscript.y (file_cmd): Handle INPUT.
9519
bb6f53d3
ILT		 9520 * testsuite/initpri1.c: Change all declarations to be full
9521 prototypes by adding void, to avoid compiler warnings.
9522
4674ecfc
CC		 95232008-12-05 Rafael Avila de Espindola <espindola@google.com>
9524
9525 * options.cc (General_options::parse_plugin_opt): New.
9526 (General_options::add_plugin): The argument now is just the filename.
9527 (General_options::add_plugin_option): New.
9528 * options.h (plugin_opt): New.
9529 (add_plugin): Change argument name.
9530 (add_plugin_option): New.
9531 * plugin.cc (Plugin::load): Don't parse the plugin option.
9532 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9533 (Plugin::add_option): New.
9534 (Plugin::args_): Change type.
9535 (Plugin::filename_): New.
9536 (Plugin_manager::add_plugin_option): New.
9537 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9538 * testsuite/Makefile.in: Regenerate.
9539
fd06b4aa
CC		 95402008-12-05 Cary Coutant <ccoutant@google.com>
9541
9542 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9543 Handle --strip-lto-sections option.
9544 * options.h (strip_lto_sections): New option.
9545
6c52134c
CC		 95462008-12-01 Cary Coutant <ccoutant@google.com>
9547
9548 * plugin.cc (ld_plugin_message): Change format parameter to const.
9549 Fix mismatch between new[] and delete.
9550
a45248e0
CC		 95512008-11-14 Cary Coutant <ccoutant@google.com>
9552
9553 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9554 instead of -1U.
9555
c82fbeee
CS		 95562008-11-05 Craig Silverstein <csilvers@google.com>
9557
9558 * options.cc (General_options::parse_dynamic_list): New function.
9559 * options.h (General_options): New flags dynamic_list,
9560 dynamic_list_data, dynamic_list_cpp_new, and
9561 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9562 (General_options::in_dynamic_list): New function.
9563 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9564 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9565 (Lex::can_continue_name): Likewise.
9566 (yylex): Likewise.
9567 (read_script_file): New parameter script_options.
9568 (read_dynamic_list): New function.
9569 (Script_options::define_dynamic_list): New function.
9570 (dynamic_list_keyword_parsecodes): New variable.
9571 (dynamic_list_keywords): New variable.
9572 * script.h (Script_options::define_dynamic_list): New function
9573 prototype.
9574 (read_dynamic_list): New function prototype.
9575 * symtab.cc (strprefix): New macro.
9576 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9577 dynamic_list_data, dynamic_list_cpp_new, and
9578 dynamic_list_cpp_typeinfo.
9579 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9580 (dynamic_list_expr): New rule.
9581 (dynamic_list_nodes): Likewise.
9582 (dynamic_list_node): Likewise.
9583 * testsuite/Makefile.am (dynamic_list): New test.
9584 * testsuite/Makefile.in: Regenerated.
9585 * testsuite/dynamic_list.t: New file.
9586 * testsuite/dynamic_list.sh: New file.
9587
e0bb29a5
CS		 95882008-11-05 Craig Silverstein <csilvers@google.com>
9589
9590 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9591 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9592 (t11_last): Likewise.
9593 * testsuite/ver_test_6.c (main): Likewise.
9594
4e1e25e0
CC		 95952008-10-07 Cary Coutant <ccoutant@google.com>
9596
9597 * options.c (General_options::finalize): Add check for -static and
9598 -shared.
9599 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9600 is not empty.
9601
92f03fcb
CC		 96022008-10-02 Cary Coutant <ccoutant@google.com>
9603
9604 * plugin.cc (make_sized_plugin_object): Fix conditional
9605 compilation to work when not all targets are enabled.
9606
fbd8a257
CC		 96072008-09-29 Cary Coutant <ccoutant@google.com>
9608
9609 * archive.cc (Archive::get_file_and_offset): Use filename instead
9610 of name to get library path.
9611 (Archive::include_member): Unlock external member of a thin archive.
9612
9613 * testsuite/Makefile.am (TEST_AR): New variable.
9614 (thin_archive_test_1): New test.
9615 (thin_archive_test_2): New test.
81636b3f
CC		 9616 * testsuite/Makefile.in: Regenerate.
9617 * testsuite/thin_archive_main.cc: New file.
9618 * testsuite/thin_archive_test_1.cc: New file.
9619 * testsuite/thin_archive_test_2.cc: New file.
9620 * testsuite/thin_archive_test_3.cc: New file.
9621 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9622
eff45813
CC		 96232008-09-29 Cary Coutant <ccoutant@google.com>
9624
9625 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9626 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9627 instead of -1U.
9628 (Sized_relobj::do_finalize_local_symbols): Likewise.
9629 (Sized_relobj::map_to_kept_section): Likewise.
9630 * object.h (Sized_relobj::invalid_address): New constant.
9631 (Sized_relobj::do_output_section_offset): Check for invalid_address
9632 and return -1ULL.
9633 * output.cc (Output_reloc::local_section_offset): Use constant
9634 invalid_address instead of -1U.
9635 (Output_reloc::get_address): Likewise.
9636 (Output_section::output_address): Change -1U to -1ULL.
9637 * output.h (Output_reloc::invalid_address): New constant.
9638 * reloc.cc (Sized_relobj::write_sections): Use constant
9639 invalid_address instead of -1U.
9640 (Sized_relobj::relocate_sections): Likewise.
9641 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9642 values for merge sections.
9643 * target-reloc.h (relocate_for_relocatable): Use constant
9644 invalid_address instead of -1U.
9645
89fc3421
CC		 96462008-09-19 Cary Coutant <ccoutant@google.com>
9647
9648 Add plugin functionality for link-time optimization (LTO).
9649 * configure.ac (plugins): Add --enable-plugins option.
9650 * configure: Regenerate.
9651 * config.in: Regenerate.
9652 * Makefile.am (LIBDL): New variable.
9653 (CCFILES): Add plugin.cc.
9654 (HFILES): Add plugin.h.
9655 (ldadd_var): Add LIBDL.
9656 * Makefile.in: Regenerate.
9657
9658 * archive.cc: Include "plugin.h".
9659 (Archive::setup): Don't preread archive symbols when using a plugin.
9660 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9661 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9662 files.
9663 (Archive::include_member): Add symbols from plugin objects.
9664 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9665 * descriptors.cc (Descriptors::open): Check for file descriptors
9666 abandoned by plugins.
9667 (Descriptors::claim_for_plugin): New function.
9668 * descriptors.h (Descriptors::claim_for_plugin): New function.
9669 (Open_descriptor::is_claimed): New field.
9670 (claim_descriptor_for_plugin): New function.
9671 * fileread.cc (File_read::claim_for_plugin): New function.
9672 * fileread.h (File_read::claim_for_plugin): New function.
9673 (File_read::descriptor): New function.
9674 * gold.cc: Include "plugin.h".
9675 (queue_initial_tasks): Add task to call plugin hooks for generating
9676 new object files.
9677 * main.cc: Include "plugin.h".
9678 (main): Load plugin libraries.
9679 * object.h (Pluginobj): Declare.
9680 (Object::pluginobj): New function.
9681 (Object::do_pluginobj): New function.
9682 (Object::set_target): New function.
9683 * options.cc: Include "plugin.h".
9684 (General_options::parse_plugin): New function.
9685 (General_options::General_options): Initialize plugins_ field.
9686 (General_options::add_plugin): New function.
9687 * options.h (Plugin_manager): Declare.
9688 (General_options): Add --plugin option.
9689 (General_options::has_plugins): New function.
9690 (General_options::plugins): New function.
9691 (General_options::add_plugin): New function.
9692 (General_options::plugins_): New field.
9693 * plugin.cc: New file.
9694 * plugin.h: New file.
9695 * readsyms.cc: Include "plugin.h".
9696 (Read_symbols::do_read_symbols): Check for archive before checking
9697 for ELF file. Call plugin hooks to claim files.
9698 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9699 from a real object file; force override when processing replacement
9700 files.
9701 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9702 (Symbol::init_base_object): Likewise.
9703 (Symbol::init_base_output_data): Likewise.
9704 (Symbol::init_base_output_segment): Likewise.
9705 (Symbol::init_base_constant): Likewise.
9706 (Symbol::init_base_undefined): Likewise.
9707 (Symbol::output_section): Assert that object is not a plugin.
9708 (Symbol_table::add_from_pluginobj): New function.
9709 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9710 undefined.
9711 (Symbol_table::sized_write_globals): Likewise.
9712 (Symbol_table::add_from_pluginobj): Instantiate template.
9713 * symtab.h (Sized_pluginobj): Declare.
9714 (Symbol::in_real_elf): New function.
9715 (Symbol::set_in_real_elf): New function.
9716 (Symbol::in_real_elf_): New field.
9717 (Symbol_table::add_from_pluginobj): New function.
9718
9719 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9720 (LIBDL): New variable.
9721 (LDADD): Add LIBDL.
9722 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9723 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9724 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9725 (MOSTLYCLEANFILES): Likewise.
9726 * testsuite/Makefile.in: Regenerate.
9727 * testsuite/plugin_test.c: New file.
9728 * testsuite/plugin_test_1.sh: New file.
9729 * testsuite/plugin_test_2.sh: New file.
9730
de31bda5
ILT		 97312008-09-16 Ian Lance Taylor <iant@google.com>
9732
9c2d0ef9
ILT		 9733 * target-reloc.h (relocate_section): Check whether a symbol is
9734 defined by the ABI before reporting an undefined symbol error.
9735 * target.h (Target::is_defined_by_abi): Make parameter const.
9736 (Target::do_is_defined_by_abi): Likewise.
9737 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9738 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9739 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9740 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9741 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9742 * testsuite/Makefile.in: Rebuild.
9743
de31bda5
ILT		 9744 * fileread.cc (make_view): Add casts to avoid warning.
9745
9fa33bee
AO		 97462008-09-16 Alexandre Oliva <aoliva@redhat.com>
9747
9748 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9749 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9750
183fd0e3
AO		 97512008-09-16 Alexandre Oliva <aoliva@redhat.com>
9752
9753 * options.h (General_options::output_is_executable): New.
9754 (General_options::output_is_pie): New.
9755 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9756 for shared libraries.
9757 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9758
7be8330a
CD		 97592008-09-11 Chris Demetriou <cgd@google.com>
9760
9761 * options.h (origin): New -z option.
9762 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9763 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9764 in DT_FLAGS_1.
9765
a9caad02
CC		 97662008-09-05 Cary Coutant <ccoutant@google.com>
9767
9768 * fileread.cc (File_read::make_view): Add check for attempt to map
9769 beyond end of file.
9770
ae6dce4d
CC		 97712008-09-05 Cary Coutant <ccoutant@google.com>
9772
9773 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9774 explicit instantiations.
9775
d7ab2a47
KVH		 97762008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9777
9778 PR gold/6858
9779 * options.cc (General_options::finalize): Allow undefined symbols
9780 in shlibs if linking -shared.
9781
9782 PR gold/6859
9783 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9784 symbols as not needing a dynsym entry.
9785
1e52a9c1
CS		 97862008-08-20 Craig Silverstein <csilvers@google.com>
9787
9788 * fileread.cc (File_read::open): Do not lock the file unless it
9789 was successfully opened.
9790
d85c80a3
CC		 97912008-08-14 Cary Coutant <ccoutant@google.com>
9792
9793 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9794 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9795 * testsuite/tls_test.cc (struct int128): 128-bit struct
9796 for testing TLS relocs with non-zero addend.
9797 (v12): New TLS variable.
9798 (t12): New test.
9799 (t_last): Add check for v12.
9800 * testsuite/tls_test.h (t12): New function.
9801 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9802
2d924fd9
ILT		 98032008-08-13 Ian Lance Taylor <iant@google.com>
9804
9805 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9806 set tls_segment_ or relro_segment_.
9807 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9808 when appropriate.
9809 * output.h (Output_section::clear_is_relro): New function.
9810 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9811 sections specially even when output_data_ is empty.
9812 (Output_segment::maximum_alignment): When first section is relro,
9813 only force alignment for PT_LOAD segments.
9814 * script.cc (script_data_segment_align): New function.
9815 (script_data_segment_relro_end): New function.
9816 * script-c.h (script_data_segment_align): Declare.
9817 (script_data_segment_relro_end): Declare.
9818 * script-sections.h (class Script_sections): Declare
9819 data_segment_align and data_segment_relro_end. Add fields
9820 segment_align_index_ and saw_relro_end_.
9821 * script-sections.cc (class Sections_element): Add set_is_relro
9822 virtual function. Add new bool* parameter to place_orphan_here.
9823 Add get_output_section virtual function.
9824 (class Output_section_definition): Add set_is_relro. Add new
9825 bool* parameter to place_orphan_here. Add get_output_section.
9826 Add is_relro_ field.
9827 (Output_section_definition::Output_section_definition): Initialize
9828 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9829 and is_relro_ fields.
9830 (Output_section_definition::place_orphan_here): Add is_relro
9831 parameter.
9832 (Output_section_definition::set_section_addresses): Set relro for
9833 output section.
9834 (Output_section_definition::alternate_constraint): Likewise.
9835 (class Orphan_output_section): Add new bool* parameter to
9836 place_orphan_here. Add get_output_section.
9837 (Orphan_output_section::place_orphan_here): Add is_relro
9838 parameter.
9839 (Script_sections::Script_sections): Initialize
9840 data_segment_align_index_ and saw_relro_end_.
9841 (Script_sections::data_segment_align): New function.
9842 (Script_sections::data_segment_relro_end): New function.
9843 (Script_sections::place_orphan): Set or clear is_relro.
9844 (Script_sections::set_section_addresses): Force alignment of first
9845 TLS section.
9846 * yyscript.y (exp): Call script_data_segment_align and
9847 script_data_segment_relro_end.
9848 * testsuite/relro_script_test.t: New file.
9849 * testsuite/relro_test.cc (using_script): Declare.
9850 (t1, t2): Test using_script.
9851 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9852 (relro_script_test_SOURCES): Define.
9853 (relro_script_test_DEPENDENCIES): Define.
9854 (relro_script_test_LDFLAGS): Define.
9855 (relro_script_test_LDADD): Define.
9856 (relro_script_test.so): New target.
9857 * testsuite/Makefile.in: Rebuild.
9858
f827c9a9
CC		 98592008-08-06 Cary Coutant <ccoutant@google.com>
9860
9861 * archive.cc (Archive::total_archives, Archive::total_members)
9862 (Archive::total_members_loaded): New variables.
9863 (Archive::setup): Add parameter. Add option to preread
9864 archive symbols.
9865 (Archive::read_armap): Add counter.
9866 (Archive::get_file_and_offset): New function.
9867 (Archive::get_elf_object_for_member): New function.
9868 (Archive::read_all_symbols): New function.
9869 (Archive::read_symbols): New function.
9870 (Archive::add_symbols): Add counters.
9871 (Archive::include_all_members): Use armap to find members if it's
9872 already built.
9873 (Archive::include_member): Skip reading symbols if already read.
9874 Factored code into Archive::get_file_and_offset and
9875 Archive::get_elf_object_for_member. Changed call to
9876 Mapfile::report_include_archive_member.
9877 (Archive::print_stats): New function.
9878 * archive.h: Declare Object and Read_symbols_data classes.
9879 (Archive::Archive): Add initializers for new members.
9880 (Archive::setup): Add parameter.
9881 (Archive::print_stats): New function.
9882 (Archive::total_archives, Archive::total_members)
9883 (Archive::total_members_loaded): New variables.
9884 (Archive::get_file_and_offset): New function.
9885 (Archive::get_elf_object_for_member): New function.
9886 (Archive::read_all_symbols): New function.
9887 (Archive::read_symbols): New function.
9888 (Archive::Archive_member): New class.
9889 (Archive::members_): New member.
9890 (Archive::num_members_): New member.
9891 * main.cc: Include archive.h.
9892 (main): Call Archive::print_stats.
9893 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9894 archive parameter; member_name is now the fully-decorated name.
9895 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9896 * options.h: (General_options): Add --preread-archive-symbols option.
9897 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9898 Archive::setup.
9899
de4c45bd
ILT		 99002008-08-04 Ian Lance Taylor <iant@google.com>
9901
9902 * symtab.h (Symbol::use_plt_offset): New function.
9903 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9904 * powerpc.cc (Relocate::relocate): Likewise.
9905 * sparc.cc (Relocate::relocate): Likewise.
9906 * x86_64.cc (Relocate::relocate): Likewise.
9907 * testsuite/weak_plt.sh: New test.
9908 * testsuite/weak_plt_main.cc: New test.
9909 * testsuite/weak_plt_shared.cc: New test.
9910 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9911 (check_PROGRAMS): Add weak_plt.
9912 (check_DATA): Add weak_plt_shared.so.
9913 (weak_plt_main_pic.o, weak_plt): New targets.
9914 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9915 * testsuite/Makefile.in: Rebuild.
9916
9917 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9918 gcctestdir/ld.
9919 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9920 * testsuite/Makefile.in: Rebuild.
9921
323ee3f4
AM		 99222008-08-04 Alan Modra <amodra@bigpond.net.au>
9923
9924 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9925 * Makefile.in: Regenerate.
9926 * po/POTFILES.in: Regenerate.
9927
7c07ecec
ILT		 99282008-07-29 Ian Lance Taylor <iant@google.com>
9929
9930 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9931 symbols before other symbols.
9932 * testsuite/script_test_2.cc (test_addr): Declare.
9933 (test_addr_alias): Declare.
9934 (main): Check that test_addr and test_addr_alias have the right
cd536b21 9935 values.
7c07ecec
ILT		 9936 * testsuite/script_test_2.t: Define test_addr_alias and
9937 test_addr.
9938
5778530e
ILT		 99392008-07-24 Ian Lance Taylor <iant@google.com>
9940
2a00e4fb
ILT		 9941 PR 5990
9942 * descriptors.cc: New file.
9943 * descriptors.h: New file.
9944 * gold-threads.h (class Hold_optional_lock): New class.
9945 * fileread.cc: Include "descriptors.h".
9946 (File_read::~File_read): Release descriptor rather than closing
9947 it.
9948 (File_read::open) [file]: Call open_descriptor rather than open.
9949 Set is_descriptor_opened_.
9950 (File_read::open) [memory]: Assert that descriptor is not open.
9951 (File_read::reopen_descriptor): New function.
9952 (File_read::release): Release descriptor.
9953 (File_read::do_read): Make non-const. Reopen descriptor.
9954 (File_read::read): Make non-const.
9955 (File_read::make_view): Reopen descriptor.
9956 (File_read::do_readv): Likewise.
9957 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9958 Update declarations.
9959 * layout.cc: Include "descriptors.h".
9960 (Layout::create_build_id): Use open_descriptor rather than open.
9961 * output.cc: Include "descriptors.h".
9962 (Output_file::open): Use open_descriptor rather than open.
9963 * archive.cc (Archive::const_iterator): Change Archive to be
9964 non-const.
9965 (Archive::begin, Archive::end): Make non-const.
9966 (Archive::count_members): Likewise.
9967 * archive.h (class Archive): Update declarations.
9968 * object.h (Object::read): Make non-const.
9969 * Makefile.am (CCFILES): Add descriptors.cc.
9970 (HFILES): Add descriptors.h.
9971 * Makefile.in: Rebuild.
9972
801647d1
ILT		 9973 PR 6716
9974 * gold.h: Always include <clocale>. Add Solaris workarounds
9975 following code in binutils/sysdep.h.
9976
5edd166e
ILT		 9977 PR 6048
9978 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9979 this->eh_frame_hdr_ is NULL before using it.
9980
c89ad728
ILT		 9981 * dynobj.cc (Versions::Versions): Update comment.
9982
aa86f06b
ILT		 9983 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9984 the base version name.
9985
5778530e
ILT		 9986 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9987 array size plus one.
9988 (Stringpool_template::set_string_offsets): Subtract one from key
9989 before using it as an array index.
9990 (Stringpool_template::get_offset_with_length): Likewise.
9991 (Stringpool_template::write_to_buffer): Likewise.
9992 * stringpool.h (Stringpool_template::get_offset_from_key):
9993 Likewise.
9994
057ead22
ILT		 99952008-07-23 Ian Lance Taylor <iant@google.com>
9996
7f649c59
ILT		 9997 PR 6658
9998 * object.h (Merged_symbol_value::value): Do our best to handle a
9999 negative addend.
10000
057ead22
ILT		 10001 PR 6647
10002 * script.cc (Version_script_info::get_versions): Don't add empty
10003 version tag to return value.
10004 (Version_script_info::get_symbol_version_helper): Change return
10005 type to bool. Add pversion parameter. Change all callers.
10006 (script_register_vers_node): Don't require a non-NULL tag.
10007 * script.h (class Version_script_info): Update declarations.
10008 (Version_script_info::get_symbol_version): Change return type to
10009 bool. Add version parameter. Change all callers.
10010 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10011 handling. Handle an empty version from a version script.
10012 (Symbol_table::define_special_symbol): Likewise.
10013 * testsuite/ver_test_10.script: New file.
10014 * testsuite/ver_test_10.sh: New file.
10015 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10016 (check_DATA): Add ver_test_10.syms.
10017 (ver_test_10.syms, ver_test_10.so): New target.
10018 * testsuite/Makefile.in: Rebuild.
10019
58e54ac2
CD		 100202008-07-23 Simon Baldwin <simonb@google.com>
10021
10022 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10023 to zero for undefined symbols from dynamic libraries.
10024
95d14cd3
ILT		 100252008-07-23 Ian Lance Taylor <iant@google.com>
10026
10027 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10028 Change all callers.
10029 * symtab.h (class Symbol_table): Update declaration.
10030 * testsuite/ver_test_9.cc: New file.
10031 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10032 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10033 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10034 (ver_test_9.so, ver_test_9.o): New targets.
10035 * testsuite/Makefile.in: Rebuild.
10036
92de84a6
ILT		 100372008-07-22 Ian Lance Taylor <iant@google.com>
10038
34810851
ILT		 10039 * options.h (class General_options): Define --check-sections.
10040 * layout.cc (Layout::set_segment_offsets): Handle
10041 --check-sections.
10042
af6156ef
ILT		 10043 * options.h (class General_options): Define -n/--nmagic and
10044 -N/--omagic.
10045 * options.cc (General_options::finalize): For -n/--nmagic or
10046 -N/--omagic, set -static.
10047 * layout.cc (Layout::attach_allocated_section_to_segment): If
10048 -N/--omagic, don't put read-only and read-write sections in
10049 different segments.
10050 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10051 finding a read-only segment.
10052 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10053 don't set the minimum segment alignment to the common page size,
10054 and don't set the file offset to the address modulo the page size.
10055 * script-sections.cc (Script_sections::create_segments): If
10056 -n/--omagic, don't put read-only and read-write sections in
10057 different segments.
10058
92de84a6
ILT		 10059 * cref.cc: New file.
10060 * cref.h: New file.
10061 * options.h (class General_options): Add --print-symbol-counts.
10062 * main.cc (main): Issue defined symbol report if requested.
10063 * archive.cc (Archive::interpret_header): Make into a const member
10064 function.
10065 (Archive::add_symbols): Call Input_objects::archive_start and
10066 archive_stop.
10067 (Archive::const_iterator): Define new class.
10068 (Archive::begin, Archive::end): New functions.
10069 (Archive::include_all_members): Rewrite to use iterator.
10070 (Archive::count_members): New function.
10071 * archive.h (class Archive): Update declarations.
10072 (Archive::filename): New function.
10073 * object.cc: Include "cref.h".
10074 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10075 (Sized_relobj::do_get_global_symbol_counts): New function.
10076 (Input_objects::add_object): Add object to cross-referencer.
10077 (Input_objects::archive_start): New function.
10078 (Input_objects::archive_stop): New function.
10079 (Input_objects::print_symbol_counts): New function.
10080 * object.h: Declare Cref and Archive.
10081 (Object::get_global_symbol_counts): New function.
10082 (Object::do_get_global_symbol_counts): New pure virtual function.
10083 (class Sized_relobj): Add defined_count_ field. Update
10084 declarations.
10085 (class Input_objects): Add cref_ field. Update constructor.
10086 Update declarations.
10087 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10088 defined_count_.
10089 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10090 symbol counts.
10091 (Sized_dynobj::do_get_global_symbol_counts): New function.
10092 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10093 defined_count_. Update declarations. Define Symbols typedef.
10094 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10095 parameter. Change all callers.
10096 (Symbol_table::add_from_dynobj): Add sympointers and defined
10097 parameters. Change all callers.
10098 * symtab.h (class Symbol_table): Update declarations.
10099 * Makefile.am (CCFILES): Add cref.cc.
10100 (HFILES): Add cref.h.
10101 * Makefile.in: Rebuild.
10102
3f7c5e1d
CD		 101032008-07-22 Simon Baldwin <simonb@google.com>
10104
10105 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10106 to zero when writing undefined symbols.
10107
e0b64032
ILT		 101082008-07-22 Ian Lance Taylor <iant@google.com>
10109
10110 * output.cc (Output_section::add_input_section): Don't try to
10111 merge empty merge sections.
10112
096b02cf
CS		 101132008-07-21 Craig Silverstein <csilvers@google.com>
10114
10115 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10116 Include symbol version in error message.
cd536b21 10117
1d1f116d
CD		 101182008-07-20 Chris Demetriou <cgd@google.com>
10119
cd536b21 10120 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10121 (RANDOM_SEED_CFLAGS): New substituted variable.
10122 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10123 * configure: Rebuild.
10124 * Makefile.in: Likewise.
10125 * testsuite/Makefile.in: Likewise.
10126
a18f591e
ILT		 101272008-07-18 Ian Lance Taylor <iant@google.com>
10128
10129 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10130 where we see NAME/NULL and NAME/VERSION as separate symbols.
10131 * testsuite/ver_test_main.cc (main): Call t4.
10132 (t4, t4_2a): Define.
10133 * testsuite/ver_test_2.cc (t4_2): Define.
10134 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10135 * testsuite/ver_test_4.cc (t4_2a): Define.
10136 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10137 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10138
c6e3f6ed
ILT		 101392008-07-17 Ian Lance Taylor <iant@google.com>
10140
10141 * dynobj.cc (Versions::add_def): If we give an error about a
10142 missing version, go ahead and create the version anyhow.
10143
ef9beddf
ILT		 101442008-07-10 Ian Lance Taylor <iant@google.com>
10145
10146 Handle output sections with more than 0x7fffffff bytes.
10147 * object.h (class Relobj): Change map_to_output_ to
10148 output_sections_, and just keep a section pointer. Change all
10149 uses. Move comdat group support to Sized_relobj.
10150 (Relobj::is_section_specially_mapped): Remove.
10151 (Relobj::output_section): Remove poff parameter. Change all
10152 callers.
10153 (Relobj::output_section_offset): New function.
10154 (Relobj::set_section_offset): Rewrite.
10155 (Relobj::map_to_output): Remove.
10156 (Relobj::output_sections): New function.
10157 (Relobj::do_output_section_offset): New pure virtual function.
10158 (Relobj::do_set_section_offset): Likewise.
10159 (class Sized_relobj): Add section_offsets_ field. Add comdat
10160 group support from Relobj. Update declarations.
10161 (Sized_relobj::get_output_section_offset): New function.
10162 (Sized_relobj::do_output_section_offset): New function.
10163 (Sized_relobj::do_set_section_offset): New function.
10164 * object.cc (Relobj::output_section_address): Remove.
10165 (Sized_relobj::Sized_relobj): Initialize new fields.
10166 (Sized_relobj::include_section_group): Cast find_kept_object to
10167 Sized_relobj.
10168 (Sized_relobj::include_linkonce_section): Likewise.
10169 (Sized_relobj::do_layout): Use separate arrays for output section
10170 and output offset.
10171 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10172 output_sections.
10173 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10174 output_sections and section_offsets.
10175 (Sized_relobj::write_local_symbols): Likewise.
10176 (map_to_kept_section): Compute output address directly.
10177 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10178 output_sections and section_offsets.
10179 (Sized_relobj::write_sections): Likewise.
10180 (Sized_relobj::relocate_sections): Likewise.
10181 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10182 * output.h (class Output_reloc): Update declarations. Change
10183 u2_.relobj to Sized_relobj*.
10184 (class Output_data_reloc): Change add functions to use
10185 Sized_relobj*.
10186 * output.cc (Output_reloc::Output_reloc): Change relobj to
10187 Sized_relobj*.
10188 (Output_reloc::local_section_offset): Change return type to
10189 Elf_Addr. Use get_output_section_offset.
10190 (Output_reloc::get_address): Likewise.
10191 (Output_section::is_input_address_mapped): Don't call
10192 is_section_specially_mapped.
10193 (Output_section::output_offset): Likewise.
10194 (Output_section::output_address): Likewise.
10195 (Output_section::starting_output_address): Likewise.
10196 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10197 parameter to Sized_relobj*.
10198 (Copy_relocs::need_copy_reloc): Likewise.
10199 (Copy_relocs::save): Likewise.
10200 * copy-relocs.h (class Copy_relocs): Update declarations.
10201 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10202 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10203 * target-reloc.h (relocate_for_relocatable): Change
10204 offset_in_output_section type to Elf_Addr. Change code that uses
10205 it as well.
10206 * layout.cc (Layout::layout): Always set *off.
10207 * mapfile.cc (Mapfile::print_input_section): Use
10208 output_section_offset.
10209 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10210 Sized_relobj*.
10211 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10212 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10213 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10214
5cb66f97
ILT		 102152008-07-03 Ian Lance Taylor <iant@google.com>
10216
10217 * layout.cc (Layout::include_section): Do not discard unrecognized
10218 SHT_STRTAB sections.
10219
afe47622
CS		 102202008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10221
10222 * script.cc (Lex::can_continue_name): Make '?' allowable in
10223 version-script names.
10224 * testsuite/version_script.map: Change glob pattern to use '?'
10225
5adf9721
ILT		 102262008-06-30 Manish Singh <yosh@gimp.org>
10227
10228 PR 6585
10229 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10230 Correct typo.
10231
e6fde208
ILT		 102322008-06-30 Ian Lance Taylor <iant@google.com>
10233
10234 PR 6660
10235 PR 6682
10236 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10237 versions]: Don't try to read the value in the contents, since we
10238 don't use it. Use the template endianness when writing.
10239
3f2e6a2d
CC		 102402008-06-25 Cary Coutant <ccoutant@google.com>
10241
10242 * fileread.cc (File_read::make_view): Assert on zero-length view.
10243 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10244 symbol table when there are no symbols to read.
10245
c43d3a48
CS		 102462008-06-23 Craig Silverstein <csilvers@google.com>
10247
10248 * version.cc (version_string): Bump to 1.7
10249
5f494ea0
CS		 102502008-06-18 Craig Silverstein <csilvers@google.com>
10251
10252 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10253 constant 0xFFFF to type Valtype.
10254 (Powerpc_relocate_functions::rel16_ha): Likewise.
10255
c42e122e
ILT		 102562008-06-17 Ian Lance Taylor <iant@google.com>
10257
f34787f8
ILT		 10258 * output.h (Output_section::Input_section): Initialize p2align_ to
10259 zero for Output_section_data constructors.
10260 (Output_section::Input_section::addralign): If not an input
10261 section, return the alignment of the Output_section_data.
10262 * testsuite/copy_test.cc: New file.
10263 * testsuite/copy_test_1.cc: New file.
10264 * testsuite/copy_test_2.cc: New file.
10265 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10266 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10267 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10268 (copy_test_1_pic.o, copy_test_1.so): New targets.
10269 (copy_test_2_pic.o, copy_test_2.so): New targets.
10270 * testsuite/Makefile.in: Rebuild.
10271
c42e122e
ILT		 10272 * script-sections.cc (Script_sections::place_orphan): Initialize
10273 local variable exact.
10274
ce3ac18a
DE		 102752008-06-13 David Edelsohn <edelsohn@gnu.org>
10276
10277 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10278
42cacb20
DE		 102792008-06-12 David Edelsohn <edelsohn@gnu.org>
10280 David S. Miller <davem@davemloft.net>
10281
10282 * powerpc.cc: New file.
10283 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10284 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10285 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10286 * Makefile.in: Rebuild.
10287
7b308235
ILT		 102882008-06-09 Ian Lance Taylor <iant@google.com>
10289
10290 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10291 <exception>.
10292 (throwing, orig_terminate): New static variables.
10293 (terminate_handler): New static function.
10294 (t2): Set terminate handler.
10295
f0b886e3
ILT		 102962008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10297
10298 PR 6584
cd536b21 10299 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10300 alignment.
10301
3e90f135
CC		 103022008-05-30 Cary Coutant <ccoutant@google.com>
10303
10304 * archive.cc (Archive::include_all_members) Correct to step
10305 over symbol table and extended name table in thin archives.
10306
e09ad04a
ILT		 103072008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10308
10309 PR 6407
10310 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10311 calculation.
10312
62b01cb5
ILT		 103132008-05-28 Caleb Howe <cshowe@google.com>
10314
10315 * reduced_debug_output.cc: New file.
10316 * reduced_debug_output.h: New file.
92de84a6 10317 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10318 * options.cc (General_options::finalize): Add strip_debug_non_line
10319 to the strip heirarchy.
10320 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10321 fields.
10322 * layout.cc: Include "reduced_debug_output.h".
10323 (Layout::Layout): Initialize new fields.
10324 (line_only_debug_sections): New static array.
10325 (is_lines_only_debug_sections): New static inline function.
10326 (Layout::include_section): Handle --strip-debug-non-line.
10327 (Layout::make_output_section): If --strip-debug-non-line, build
10328 new output sections for .debug_abbrev and .debug_info.
10329 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10330 gold. Warn about possible overflow.
10331 (read_signed_LEB_128): Likewise.
10332 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10333 (read_signed_LEB_128): Declare.
10334 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10335 (HFILES): Add reduced_debug_output.h.
10336 * Makefile.in: Rebuild.
10337
7d9e3d98
ILT		 103382008-05-21 Ian Lance Taylor <iant@google.com>
10339
10340 * mapfile.cc: New file.
10341 * mapfile.h: New file.
10342 * options.h (class General_options): Add -M/--print-map and -Map.
10343 * options.cc (General_options::finalize): Make -M equivalent to
10344 -Map -.
10345 * main.cc: Include <cstdio> and "mapfile.h".
10346 (main): Open mapfile if requested.
10347 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10348 constructor. Change caller.
10349 (queue_initial_tasks): Add mapfile parameter. Change caller.
10350 (queue_middle_tasks): Likewise.
10351 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10352 declarations.
10353 * archive.cc: Include "mapfile.h".
10354 (Archive::add_symbols): Add mapfile parameter. Change all
10355 callers. Pass mapfile, symbol, and reason to include_member.
10356 (Archive::include_all_members): Add mapfile parameter. Change all
10357 callers.
10358 (Archive::include_member): Add mapfile, sym, and why parameters.
10359 Change all callers. Report inclusion to map file.
10360 * archive.h: Include "fileread.h".
10361 (class Archive): Update declarations.
10362 (Archive::file): New const method.
10363 (class Add_archive_symbols): Add mapfile_ field. Update
10364 constructor. Change all callers.
10365 * readsyms.h (class Read_symbols): Likewise.
10366 (class Finish_group): Likewise.
10367 (class Read_script): Likewise.
10368 * common.cc: Include "mapfile.h".
10369 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10370 all callers.
10371 (Symbol_table::do_allocate_commons): Likewise.
10372 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10373 symbol allocation to mapfile.
10374 * common.h (class Allocate_commons_task): Add mapfile_ field.
10375 Update constructor. Change all callers.
10376 * symtab.h (class Symbol_table): Update declarations.
10377 * layout.cc: Include "mapfile.h".
10378 (Layout_task_runner::run): Print information to mapfile.
10379 (Layout::create_gold_note): Change Output_data_fixed_space to
10380 Output_data_zero_fill.
10381 (Layout::create_build_id): Likewise.
10382 (Layout::print_to_mapfile): New function.
10383 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10384 constructor. Change caller.
10385 (class Layout): Declare print_to_mapfile.
10386 * output.cc (Output_section::Input_section::print_to_mapfile): New
10387 function.
10388 (Output_section::add_input_section): If producing a map, always
10389 add to input_sections_ list.
10390 (Output_section::do_print_to_mapfile): New function.
10391 (Output_segment::print_sections_to_mapfile): New function.
10392 (Output_segment::print_section_list_to_mapfile): New function.
10393 * output.h: Include "mapfile.h".
10394 (Output_data::print_to_mapfile): New function.
10395 (Output_data::do_print_to_mapfile): New virtual function.
10396 (Output_segment_headers::do_print_to_mapfile): New function.
10397 (Output_file_header::do_print_to_mapfile): New function.
10398 (Output_data_const::do_print_to_mapfile): New function.
10399 (class Output_data_const_buffer): Add map_name_ field. Update
10400 constructor. Change all callers. Add do_print_to_mapfile
10401 function.
10402 (class Output_data_fixed_space): Likewise.
10403 (class Output_data_space): Likewise.
10404 (class Output_data_zero_fill): New class.
10405 (Output_data_strtab::do_print_to_mapfile): New function.
10406 (Output_data_reloc_base::do_print_to_mapfile): New function.
10407 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10408 (Output_data_group::do_print_to_mapfile): New function.
10409 (Output_data_got::do_print_to_mapfile): New function.
10410 (Output_data_dynamic::do_print_to_mapfile): New function.
10411 (Output_symtab_xindex::do_print_to_mapfile): New function.
10412 (class Output_section): Declare do_print_to_mapflie. Declare
10413 print_to_mapfile in Input_section.
10414 (class Output_segment): Declare new functions.
10415 * object.h (Sized_relobj::symbol_count): New function.
10416 * script-sections.cc
10417 (Output_section_element_dot_assignment::set_section_addresses):
10418 Change Output_data_fixed_space to Output_data_zero_fill.
10419 (Output_data_expression::do_print_to_mapfile): New function.
10420 * script.cc (read_input_script): Add mapfile parameter. Change
10421 all callers.
10422 * script.h (read_input_script): Update declaration.
10423 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10424 (Eh_frame::do_print_to_mapfile): New function.
10425 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10426 (Output_merge_string::do_print_to_mapfile): New function.
10427 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10428 function.
10429 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10430 function.
10431 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10432 function.
10433 * Makefile.am (CCFILES): Add mapfile.cc.
10434 (HFILES): Add mapfile.h.
10435 * Makefile.in: Rebuild.
10436
9f1d377b
ILT		 104372008-05-19 Ian Lance Taylor <iant@google.com>
10438
10439 * options.h (class General_options): Add -z relro.
10440 * layout.cc (Layout::Layout): Initialize relro_segment_.
10441 (Layout::add_output_section_data): Return the output section.
10442 (Layout::make_output_section): Rcognize relro sections and mark
10443 them appropriately.
10444 (Layout::attach_allocated_section_to_segment): Put relro sections
10445 in a PT_GNU_RELRO segment.
10446 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10447 section as relro.
10448 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10449 PT_TLS segments.
10450 (Layout::linkonce_mapping): Map d.rel.ro.local to
10451 .data.rel.ro.local.
10452 (Layout::output_section_name): Us .data.rel.ro.local for any
10453 section which begins with that.
10454 * layout.h (class Layout): Update add_output_section_data
10455 declaration. Add relro_segment_ field.
10456 * output.cc (Output_section::Output_section): Initialize is_relro_
10457 and is_relro_local_ fields.
10458 (Output_segment::add_output_section): Group relro sections.
10459 (Output_segment::is_first_section_relro): New function.
10460 (Output_segment::maximum_alignment): If there is a relro section,
10461 align the segment to the common page size.
10462 (Output_segment::set_section_addresses): Track whether we are
10463 looking at relro sections. If the last section is a relro
10464 section, align to the common page size.
10465 (Output_segment::set_section_list_addresses): Add in_relro
10466 parameter. Change all callers. Align to the page size when
10467 moving from relro to non-relro section.
10468 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10469 segment.
10470 * output.h (class Output_section): Add is_relro_ and
10471 is_relro_local_ fields.
10472 (Output_section::is_relro): New function.
10473 (Output_section::set_is_relro): New function.
10474 (Output_section::is_relro_local): New function.
10475 (Output_section::set_is_relro_local): New function.
10476 (class Output_segment): Update declarations.
10477 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10478 * sparc.cc (Target_sparc::got_section): Likewise.
10479 * x86_64.cc (Target_x86_64::got_section): Likewise.
10480 * testsuite/relro_test_main.cc: New file.
10481 * testsuite/relro_test.cc: New file.
10482 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10483 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10484 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10485 (relro_test.so, relro_test_pic.o): New targets.
10486 * testsuite/Makefile.in: Rebuild.
10487
a984ee1d
ILT		 104882008-05-16 Ian Lance Taylor <iant@google.com>
10489
01676dcd
ILT		 10490 * output.cc (Output_segment::add_output_section): Remove front
10491 parameter.
10492 * output.h (class Output_segment): Remove
10493 add_initial_output_section and overloaded add_output_section.
10494 Update declaration of remaining add_output_section.
10495 * layout.cc (Layout::create_interp): Call add_output_section
10496 rather than add_initial_output_section.
10497 (Layout::finish_dynamic_section): Likewise.
10498
497897f9
ILT		 10499 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10500 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10501 know the dynamic type.
10502 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10503 field. Initialize it in constructor.
10504 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10505 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10506 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10507 reloc.
10508
a984ee1d
ILT		 10509 * output.cc (Output_reloc::get_address): Change return type to
10510 Elf_Addr.
10511 * output.h (class Output_reloc): Update get_address declaration.
10512 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10513 for section addresses.
10514
55ba0940
ILT		 105152008-05-09 Ian Lance Taylor <iant@google.com>
10516
10517 PR 6493
10518 * gold.cc (gold_nomem): Use return value of write.
10519
75517b77
ILT		 105202008-05-08 Ian Lance Taylor <iant@google.com>
10521
10522 * symtab.c (Symbol::init_base_output_data): Add version
10523 parameter. Change all callers.
10524 (Symbol::init_base_output_segment): Likewise.
10525 (Symbol::init_base_constant): Likewise.
10526 (Symbol::init_base_undefined): Likewise.
10527 (Sized_symbol::init_output_data): Likewise.
10528 (Sized_symbol::init_output_segment): Likewise.
10529 (Sized_symbol::init_constant): Likewise.
10530 (Sized_symbol::init_undefined): Likewise.
10531 (Symbol_table::do_define_in_output_data): If the new symbol has a
10532 version, mark it as the default.
10533 (Symbol_table::do_define_in_output_segment): Likewise.
10534 (Symbol_table::do_define_as_constant): Likewise.
10535 * symtab.h (class Symbol): Update declarations.
10536 (class Sized_symbol): Likewise.
10537 * resolve.cc (Symbol::override_version): New function.
c42e122e 10538 (Symbol::override_base): Call override_version.
75517b77
ILT		 10539 (Symbol::override_base_with_special): Likewise.
10540 * testsuite/ver_script_8.script: New file.
10541 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10542 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10543 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10544 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10545
f1f70eae
ILT		 105462008-05-06 Ian Lance Taylor <iant@google.com>
10547
f3e9c5c5
ILT		 10548 PR 6049
10549 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10550 functions.
10551 (class General_options): Remove existing --undefined, and add
10552 --no-undefined instead. Add new --undefined as synonym for -u.
10553 * archive.cc (Archive::add_symbols): Check whether symbol was
10554 named with -u.
10555 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10556 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10557 all uses. Add IS_UNDEFINED. Update declarations to split
10558 different versions of init_base. Declare init_base_undefined.
10559 (Symbol::is_defined): Handle IS_UNDEFINED.
10560 (Symbol::is_undefined): Likewise.
10561 (Symbol::is_weak_undefined): Call is_undefined.
10562 (Symbol::is_absolute): Handle IS_CONSTANT.
10563 (class Sized_symbol): Update declarations to split different
10564 versions of init. Declare init_undefined.
10565 (class Symbol_table): Declare new functions.
10566 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10567 Change all callers.
10568 (Symbol::init_base_output_data): Likewise.
10569 (Symbol::init_base_output_segment): Likewise.
10570 (Symbol::init_base_constant): Likewise.
10571 (Symbol::init_base_undefined): New function.
10572 (Sized_symbol::init_object): Rename from init. Change all
10573 callers.
10574 (Sized_symbol::init_output_data): Likewise.
10575 (Sized_symbol::init_output_segment): Likewise.
10576 (Sized_symbol::init_constant): Likewise.
10577 (Sized_symbol::init_undefined): New function.
10578 (Symbol_table::add_undefined_symbols_from_command_line): New
10579 function.
10580 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10581 function.
10582 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10583 (Symbol::output_section): Likewise.
10584 (Symbol::set_output_section): Likewise.
10585 (Symbol_table::sized_finalize_symbol): Likewise.
10586 (Symbol_table::sized_write_globals): Likewise.
10587 * resolve.cc (Symbol_table::should_override): Likewise.
10588 (Symbol::override_base_with_special): Likewise.
10589
8bdcdf2c
ILT		 10590 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10591 symbol, change it to have default visibility.
10592 * testsuite/protected_1.cc: New file.
10593 * testsuite/protected_2.cc: New file.
10594 * testsuite/protected_3.cc: New file.
10595 * testsuite/protected_main_1.cc: New file.
10596 * testsuite/protected_main_2.cc: New file.
10597 * testsuite/protected_main_3.cc: New file.
10598 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10599 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10600 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10601 (protected_1.so): New target.
10602 (protected_1_pic.o, protected_2_pic.o): New targets.
10603 (protected_3_pic.o): New target.
10604 (check_PROGRAMS): Add protected_2.
10605 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10606 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10607 * testsuite/Makefile.in: Rebuild.
10608
2b706932
ILT		 10609 * options.h (DEFINE_var): Add set_user_set_##varname__.
10610 (DEFINE_bool_alias): New macro.
10611 (class General_options): Define -Bstatic using DEFINE_bool_alias
10612 rather than DEFINE_special. Add --undefined as an alias for -z
10613 defs.
10614 * options.cc (General_options::parse_Bstatic): Remove.
10615
d82a5bcc
ILT		 10616 * options.h (class General_options): Add --fatal-warnings.
10617 * main.cc (main): Implement --fatal-warnings.
10618 * errors.h (Errors::warning_count): New function.
10619
f1f70eae
ILT		 10620 * options.h (class General_options): Add -Bsymbolic-functions.
10621 * symtab.h (Symbol::is_preemptible): Check for
10622 -Bsymbolic-functions.
10623
8825ac63
ILT		 106242008-05-05 Ian Lance Taylor <iant@google.com>
10625
d98bc257
ILT		 10626 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10627 as noVARNAME rather than no-VARNAME.
10628 (class General_options): Add option -z combreloc.
10629 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10630 get_address.
10631 (Output_reloc::sort_before) [SHT_REL]: New function.
10632 (Output_reloc::sort_before) [SHT_RELA]: New function.
10633 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10634 Sort_relocs_comparison.
10635 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10636 parameter. Change all callers.
10637 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10638 sort_relocs parameter. Change all callers.
10639 * output.cc (Output_reloc::get_address): New function, broken out
10640 of write_rel.
10641 (Output_reloc::write_rel): Call it.
10642 (Output_reloc::compare): New function.
10643 (Output_data_reloc_base::do_write): Optionally sort relocs.
10644
60b2b4e7
ILT		 10645 * configure.ac: If targ_extra_obj is set, link it in.
10646 * configure.tgt: Initialize all variables.
10647 (x86_64*): Set targ_extra_obj and targ_extra_size.
10648 * configure: Rebuild.
10649
8825ac63
ILT		 10650 * object.cc (Sized_relobj::include_section_group): Adjust section
10651 indexes read from group data. Build vector to pass to
10652 layout_group.
10653 * layout.cc (Layout::layout_group): Add flags and shndxes
10654 parameters. Remove contents parameter. Change caller. Update
10655 explicit instantiations.
10656 * layout.h (class Layout): Update layout_group declaration.
10657 * output.cc (Output_data_group::Output_data_group): Add flags and
10658 input_shndxes parameters. Remove contents parameter. Change
10659 caller.
10660 (Output_data_group::do_write): Change input_sections_ to
10661 input_shndxes_.
10662 * output.h (class Output_data_group): Update constructor
10663 declaration. Rename input_sections_ to input_shndxes_.
10664 * testsuite/many_sections_test.cc: Add template.
10665
e94cf127
CC		 106662008-04-30 Cary Coutant <ccoutant@google.com>
10667
4418b2d5
CC		 10668 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10669
e94cf127
CC		 10670 * layout.cc (Layout::include_section): Refactored check for debug
10671 info section.
10672 (Layout::add_comdat): Add new parameters. Change type
10673 of signature parameter. Add object and shndx to signatures table.
10674 (Layout::find_kept_object): New function.
10675 * layout.h: Include <cstring>.
10676 (Layout::is_debug_info_section): New function.
10677 (Layout::add_comdat): Add new parameters.
10678 (Layout::find_kept_object): New function.
10679 (Layout::Kept_section): New struct.
10680 (Layout::Signatures): Change type of map range.
10681 * object.cc (Relobj::output_section_address): New function.
10682 (Sized_relobj::include_section_group): Add new parameters. Change
10683 calls to Layout::add_comdat. Change to build table of kept comdat
10684 groups and table mapping discarded sections to kept sections.
10685 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10686 (Sized_relobj::do_layout): Change calls to include_section_group and
10687 include_linkonce_section.
10688 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10689 value to zero when section is discarded.
10690 (Sized_relobj::map_to_kept_section): New function.
10691 * object.h (Relobj::output_section_address): New function.
10692 (Relobj::Comdat_group): New type.
10693 (Relobj::find_comdat_group): New function.
10694 (Relobj::Comdat_group_table): New type.
10695 (Relobj::Kept_comdat_section): New type.
10696 (Relobj::Kept_comdat_section_table): New type.
10697 (Relobj::add_comdat_group): New function.
10698 (Relobj::set_kept_comdat_section): New function.
10699 (Relobj::get_kept_comdat_section): New function.
10700 (Relobj::comdat_groups_): New field.
10701 (Relobj::kept_comdat_sections_): New field.
10702 (Symbol_value::input_value): Update comment.
10703 (Sized_relobj::map_to_kept_section) New function.
10704 (Sized_relobj::include_linkonce_section): Add new parameter.
10705 * target-reloc.h (Comdat_behavior): New type.
10706 (get_comdat_behavior): New function.
10707 (relocate_section): Add code to map a discarded section to the
10708 corresponding kept section when applying a relocation.
10709
e4e5049b
CS		 107102008-04-30 Craig Silverstein <csilvers@google.com>
10711
10712 * dwarf_reader.cc (next_generation_count): New static var.
10713 (Addr2line_cache_entry): New struct.
10714 (addr2line_cache): New static var.
10715 (Dwarf_line_info::one_addr2line): Added caching.
10716 (Dwarf_line_info::clear_addr2line_cache): New function.
10717 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10718 cache-size parameter.
10719 (Dwarf_line_info::one_addr2line_cache): New function.
10720 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10721 new cache-size argument to one_addr2line(), and clear cache.
10722
d09e9154
CC		 107232008-04-28 Cary Coutant <ccoutant@google.com>
10724
10725 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10726 R_386_PC8 relocations.
10727
7ef73768
ILT		 107282008-04-23 Ian Lance Taylor <iant@google.com>
10729
55438702
ILT		 10730 * object.cc (Sized_relobj::include_section_group): Check for
10731 invalid section group.
10732
c165fb93
ILT		 10733 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10734 header size.
10735
7ef73768
ILT		 10736 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10737 than read for file header.
10738 * archive.cc (Archive::include_member): Likewise.
10739
6194aaab
L		 107402008-04-23 Paolo Bonzini <bonzini@gnu.org>
10741
10742 * aclocal.m4: Regenerate.
10743 * configure: Regenerate.
10744
d491d34e
ILT		 107452008-04-19 Ian Lance Taylor <iant@google.com>
10746
5ea2bac6
ILT		 10747 * version.cc (version_string): Bump to 1.6.
10748
7bc3e21a
ILT		 10749 * testsuite/Makefile.am (many_sections_r_test): New target.
10750 (many_sections_r_test_SOURCES): Remove.
10751 (many_sections_r_test_DEPENDENCIES): Remove.
10752 (many_sections_r_test_LDFLAGS): Remove.
10753 (many_sections_r_test_LDADD): Remove.
10754
7fcd3aa9
ILT		 10755 * object.cc (Sized_relobj::do_add_symbols): Always pass
10756 local_symbol_count_ to add_from_relobj.
10757
4c94d6ae
ILT		 10758 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10759 every thousand variables.
10760 * testsuite/Makefile.in: Rebuild.
10761
d491d34e
ILT		 10762 * object.cc (Xindex::initialize_symtab_xindex): New function.
10763 (Xindex::read_symtab_xindex): New function.
10764 (Xindex::sym_xindex_to_shndx): New function.
10765 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10766 available.
10767 (Sized_relobj::do_initialize_xindex): New function.
10768 (Sized_relobj::do_read_symbols): Adjust section links.
10769 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10770 parameter. Change all callers.
10771 (Sized_relobj::include_section_group): Adjust section links and
10772 symbol section indexes.
10773 (Sized_relobj::do_layout): Adjust section links.
10774 (Sized_relobj::do_count_local_symbols): Adjust section links and
10775 symbol section indexes.
10776 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10777 ordinary and special symbols.
10778 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10779 dynsym_xindex parameters. Change all callers. Adjust section
10780 links. Use SHN_XINDEX when needed.
10781 (Sized_relobj::get_symbol_location_info): Adjust section links.
10782 Don't get fooled by special symbols.
10783 * object.h (class Xindex): Define.
10784 (class Object): Add xindex_ parameter. Declare virtual functoin
10785 do_initialize_xindex.
10786 (Object::adjust_sym_shndx): New function.
10787 (Object::set_xindex): New protected function.
10788 (class Symbol_value): Add is_ordinary_shndx_ field.
10789 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10790 (Symbol_value::value): Assert ordinary section.
10791 (Symbol_value::initialize_input_to_output_map): Likewise.
10792 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10793 Change all callers.
10794 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10795 all callers.
10796 (class Sized_relobj): Update declarations.
10797 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10798 parameter. Change all callers.
10799 (Sized_relobj::adjust_shndx): New function.
10800 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10801 field.
10802 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10803 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10804 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10805 (Sized_dynobj::read_dynsym_section): Adjust section links.
10806 (Sized_dynobj::read_dynamic): Likewise.
10807 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10808 section links.
10809 (Sized_dynobj::do_initialize_xindex): New function.
10810 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10811 do_initialize_xindex.
10812 (Sized_dynobj::adjust_shndx): New function.
10813 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10814 dynsym_xindex_ fields.
10815 (Layout::finalize): Add a call to set_section_indexes before
10816 creating the symtab sections.
10817 (Layout::set_section_indexes): Don't do anything if the section
10818 already has a section index.
10819 (Layout::create_symtab_sections): Add shnum parameter. Change
10820 caller. Create .symtab_shndx section if needed.
10821 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10822 caller.
10823 (Layout::allocated_output_section_count): New function.
10824 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10825 needed.
10826 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10827 fields. Update declarations.
10828 (Layout::symtab_xindex): New function.
10829 (Layout::dynsym_xindex): New function.
10830 (class Write_symbols_task): Add layout_ field.
10831 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10832 Change caller.
10833 * output.cc (Output_section_headers::Output_section_headers): Add
10834 shstrtab_section parameter. Change all callers.
10835 (Output_section_headers::do_sized_write): Store overflow values
10836 for section count and section string table section index in
10837 section header zero.
10838 (Output_file_header::do_sized_write): Check for overflow of
10839 section count and section string table section index.
10840 (Output_symtab_xindex::do_write): New function.
10841 (Output_symtab_xindex::endian_do_write): New function.
10842 * output.h (class Output_section_headers): Add shstrtab_section_.
10843 Update declarations.
10844 (class Output_symtab_xindex): Define.
10845 (Output_section::has_out_shndx): New function.
10846 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10847 field.
10848 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10849 Change all callers.
10850 (Sized_symbol::init): Likewise.
10851 (Symbol::output_section): Check for ordinary symbol.
10852 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10853 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10854 callers.
10855 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10856 Change all callers. Simplify handling of symbols from sections
10857 not included in the link.
10858 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10859 distinction.
10860 (Weak_alias_sorter::operator()): Assert that symbols are
10861 ordinary.
10862 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10863 distinction.
10864 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10865 parameters. Change all callers.
10866 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10867 symbol distinction. Use SHN_XINDEX when needed.
10868 (Symbol_table::write_section_symbol): Add symtab_xindex
10869 parameter. Change all callers.
10870 (Symbol_table::sized_write_section_symbol): Likewise. Use
10871 SHN_XINDEX when needed.
10872 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10873 declarations.
10874 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10875 (Symbol::is_defined): Check is_ordinary.
10876 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10877 (Symbol::is_absolute, Symbol::is_common): Likewise.
10878 (class Sized_symbol): Update declarations.
10879 (class Symbol_table): Update declarations.
10880 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10881 parameters. Change all callers.
10882 (Sized_symbol::override): Likewise.
10883 (Symbol_table::override): Likewise.
10884 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10885 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10886 is_ordinary, and orig_st_shndx parameters. Change all callers.
10887 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10888 to be in an ordinary section.
10889 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10890 object and is_ordinary parameters. Change all callers.
10891 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10892 Change all callers. Don't add undefined or non-ordinary symbols
10893 to reloc_map_.
10894 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10895 Change all callers.
10896 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10897 declarations.
10898 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10899 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10900 (Sized_relobj::relocate_sections): Likewise.
10901 * target-reloc.h (scan_relocs): Adjust section symbol index.
10902 (scan_relocatable_relocs): Likewise.
10903 * i386.cc (Scan::local): Check for ordinary symbols.
10904 * sparc.cc (Scan::local): Likewise.
10905 * x86_64.cc (Scan::local): Likewise.
10906 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10907 to symbol_section_and_value.
10908 * testsuite/many_sections_test.cc: New file.
10909 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10910 (check_PROGRAMS): Add many_sections_test.
10911 (many_sections_test_SOURCES): Define.
10912 (many_sections_test_DEPENDENCIES): Define.
10913 (many_sections_test_LDFLAGS): Define.
10914 (BUILT_SOURCES): Add many_sections_define.h.
10915 (many_sections_define.h): New target.
10916 (BUILT_SOURCES): Add many_sections_check.h.
10917 (many_sections_check.h): New target.
10918 (check_PROGRAMS): Add many_sections_r_test.
10919 (many_sections_r_test_SOURCES): Define.
10920 (many_sections_r_test_DEPENDENCIES): Define.
10921 (many_sections_r_test_LDFLAGS): Define.
10922 (many_sections_r_test_LDADD): Define.
10923 (many_sections_r_test.o): New target.
10924 * testsuite/Makefile.in: Rebuild.
10925
c5818ff1
CC		 109262008-04-17 Cary Coutant <ccoutant@google.com>
10927
10928 * errors.cc (Errors::info): New function.
10929 (gold_info): New function.
10930 * errors.h (Errors::info): New function.
10931 * gold.h (gold_info): New function.
10932 * object.cc (Input_objects::add_object): Print trace output.
10933 * options.cc (options::parse_set): New function.
10934 (General_options::parse_wrap): Deleted.
10935 (General_options::General_options): Deleted initializer.
10936 * options.h (options::String_set): New typedef.
10937 (options::parse_set): New function.
10938 (DEFINE_set): New macro.
10939 (General_options::wrap): Changed to use DEFINE_set. Changed
10940 callers of any_wrap_symbols and is_wrap_symbol.
10941 (General_options::trace, General_options::trace_symbol):
10942 New options.
10943 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10944 (General_options::wrap_symbols_): Deleted.
10945 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10946
b5be4a7c
DM		 109472008-04-17 David S. Miller <davem@davemloft.net>
10948
10949 * options.cc (General_options::parse_V): New function.
10950 * options.h: Add entries for -V and -Qy.
10951
155a0dd7
ILT		 109522008-04-17 Ian Lance Taylor <iant@google.com>
10953
10954 * common.cc (Symbol_table::allocate_commons): Remove options
10955 parameter. Change caller.
10956 (Symbol_table::do_allocate_commons): Remove options parameter.
10957 Change caller. Just call do_allocate_commons_list twice.
10958 (Symbol_table::do_allocate_commons_list): New function, broken out
10959 of do_allocate_commons.
10960 * common.h (class Allocate_commons_task): Remove options_ field.
10961 Update constructor.
10962 * symtab.cc (Symbol_table::Symbol_table): Initialize
10963 tls_commons_.
10964 (Symbol_table::add_from_object): Put TLS common symbols on
10965 tls_commons_ list.
10966 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10967 which are IN_OUTPUT_DATA.
10968 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10969 allocate_commons and do_allocate_commons declarations. Declare
10970 do_allocate_commons_list.
10971 * gold.cc (queue_middle_tasks): Update creation of
10972 Allocate_commons_task to not pass options.
10973 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10974 (TLS_TEST_C_FLAGS): New variable.
10975 (tls_test_c_pic.o): New target.
10976 (tls_test_shared.so): Link in tls_test_c_pic.o.
10977 (tls_test_c_pic_ie.o): New target.
10978 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10979 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10980 (tls_test_c.o): New target.
10981 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10982 (tls_pic_test_LDADD): Likewise.
10983 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10984 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10985 (tls_test_c_gnu2.o): New target.
10986 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10987 tls_test_c_gnu2.o.
10988 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10989 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10990 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10991 * testsuite/tls_test.cc: Include "config.h".
10992 (t_last): Call t11_last.
10993 * testsuite/tls_test.h (t11, t11_last): Declare.
10994 * testsuite/tls_test_c.c: New file.
10995 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10996 * configure.ac: Check for OpenMP support.
10997 * configure, config.in, Makefile.in: Rebuild.
10998 * testsuite/Makefile.in: Rebuild.
10999
edfbb029
CC		 110002008-04-16 Cary Coutant <ccoutant@google.com>
11001
11002 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11003 (Target_i386::tls_base_symbol_defined_): New field.
11004 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11005 (Target_i386::Scan::global): Likewise.
11006 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11007 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11008 (Target_x86_64::tls_base_symbol_defined_): New field.
11009 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11010 (Target_x86_64::Scan::global): Likewise.
11011
f3c69fca
CC		 110122008-04-16 Cary Coutant <ccoutant@google.com>
11013
11014 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11015 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11016 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11017 building shared libraries.
11018 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11019 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11020 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11021 * testsuite/Makefile.in: Rebuild.
11022 * testsuite/weak_undef.h: New file.
11023 * testsuite/weak_undef_file1.cc: Add extra test cases.
11024 * testsuite/weak_undef_file2.cc: Likewise.
11025 * testsuite/weak_undef_test.cc: Likewise.
11026
7c414435
DM		 110272008-04-16 David S. Miller <davem@davemloft.net>
11028
32b769e1
DM		 11029 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11030 Add issued_non_pic_error_ field. Declare check_non_pic.
11031 (Target_sparc::Scan::check_non_pic): New function.
11032 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11033 (Target_sparc::Scan::global): Likewise.
11034
11936fb1
DM		 11035 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11036 * configure: Rebuild.
11037
7c414435
DM		 11038 * options.h (DEFINE_enable): New macro.
11039 (new_dtags): New enable option.
11040 (initfirst, interpose, loadfltr, nodefaultlib,
11041 nodelete, nodlopen, nodump): New -z options.
11042 * layout.cc (Layout:finish_dynamic_section): If new
11043 dtags enabled, emit DT_RUNPATH. Also, emit a
11044 DT_FLAGS_1 containing any specified -z flags.
11045
85c7bf8b
ILT		 110462008-04-16 Ian Lance Taylor <iant@google.com>
11047
12c0daef
ILT		 11048 * copy-relocs.cc: New file.
11049 * copy-relocs.h: New file.
11050 * reloc.cc: Remove Copy_relocs code.
11051 * reloc.h: Likewise.
11052 * reloc-types.h (struct Reloc_types) [both versions]: Add
11053 get_reloc_addend_noerror.
11054 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11055 variants of add_global which take an addend which must be zero.
11056 * i386.cc: Include "copy-relocs.h".
11057 (class Target_i386): Change type of copy_relocs_ to variable,
11058 update initializer.
11059 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11060 Change all callers.
11061 (Target_i386::do_finalize_sections): Change handling of
11062 copy_relocs_.
11063 * sparc.cc: Include "copy-relocs.h".
11064 (class Target_sparc): Change type of copy_relocs_ to variable,
11065 update initializer.
11066 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11067 Change all callers.
11068 (Target_sparc::do_finalize_sections): Change handling of
11069 copy_relocs_.
11070 * x86_64.cc: Include "copy-relocs.h".
11071 (class Target_x86_64): Change type of copy_relocs_ to variable,
11072 update initializer.
11073 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11074 class. Change all callers.
11075 (Target_x86_64::do_finalize_sections): Change handling of
11076 copy_relocs_.
11077 * Makefile.am (CCFILES): Add copy-relocs.cc.
11078 (HFILES): Add copy-relocs.h.
11079
4f4995b6
ILT		 11080 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11081
85c7bf8b
ILT		 11082 * testsuite/script_test_4.sh: Permit leading zeroes.
11083
4f2a9edd
ILT		 110842008-04-15 Ian Lance Taylor <iant@google.com>
11085
e6188289
ILT		 11086 * script-sections.cc (Script_sections::create_segments): Use
11087 header_size_adjustment even when there is enough room for the
11088 headers.
11089 * testsuite/script_test_4.sh: New file.
11090 * testsuite/script_test_4.t: New file.
11091 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11092 (check_DATA): Add script_test_4.stdout.
11093 (MOSTLYCLEANFILES): Likewise.
11094 (script_test_4): New target.
11095 (script_test_4.stdout): New target.
11096 * testsuite/Makefile.in: Rebuild.
11097
4f2a9edd
ILT		 11098 * sparc.cc: Add definitions for Output_data_plt_sparc class
11099 constants.
11100
f5314dd5
DM		 111012008-04-14 David S. Miller <davem@davemloft.net>
11102
11103 * sparc.cc: New file.
11104 * Makefile.am (TARGETSOURCES): Add sparc.cc
11105 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11106 * configure.tgt: Document targ_extra_size and
11107 targ_extra_big_endian. Add entries for sparc-* and
11108 sparc64-*.
11109 * configure.ac: Handle targ_extra_size and
11110 targ_extra_big_endian.
11111 * Makefile.in: Rebuild.
11112 * configure: Likewise.
11113 * po/POTFILES.in: Likewise.
11114 * po/gold.pot: Likewise.
11115
154e0e9a
ILT		 111162008-04-14 Ian Lance Taylor <iant@google.com>
11117
11118 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11119 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11120 in the name/type/flags to section mapping. Don't call
11121 allocate_output_section.
11122 (Layout::choose_output_section): Change parameter from adjust_name
11123 to is_input_section. Don't permit input sections after sections
11124 are attached to segments. Don't call allocate_output_section.
11125 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11126 not write_enable_output_section.
11127 (Layout::make_output_section): Don't push to
11128 unattached_section_list_ nor call attach_to_segment. Call
11129 attach_section_to_segment if sections are attached.
11130 (Layout::attach_sections_to_segments): New function.
11131 (Layout::attach_section_to_segment): New function.
11132 (Layout::attach_allocated_section_to_segment): Rename from
11133 attach_to_segment. Remove flags parameter.
11134 (Layout::allocate_output_section): Remove function.
11135 (Layout::write_enable_output_section): Remove function.
11136 * layout.h (class Layout): Update for above changes. Add new
11137 field sections_are_attached_.
11138 * output.h (Output_section::update_flags_for_input_section): New
11139 function.
11140 * output.cc (Output_section::add_input_section): Call
11141 update_flags_for_input_section.
11142 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11143
009a67a2
CC		 111442008-04-11 Cary Coutant <ccoutant@google.com>
11145
11146 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11147 thought unnecessary.
11148 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11149
759b1a24
ILT		 111502008-04-11 Ian Lance Taylor <iant@google.com>
11151
11152 * output.h (class Output_section_data): Remove inline definition
11153 of set_addralign.
11154 * output.cc (Output_section_data::set_addralign): New function.
11155
c2b45e22
CC		 111562008-04-11 Cary Coutant <ccoutant@google.com>
11157
11158 Add support for TLS descriptors for i386 and x86_64.
11159 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11160 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11161 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11162 GOT_TYPE_TLS_DESC.
11163 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11164 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11165 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11166 relocations.
11167 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11168 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11169 Fix problem with initial-exec relocations.
11170 (Target_i386::Relocate::relocate_tls): Likewise.
11171 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11172 relaxation.
11173 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11174 support for section-plus-offset dynamic table entries.
11175 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11176 (Output_data_dynamic::Dynamic_entry): Add support for
11177 section-plus-offset dynamic table entries.
11178 (Output_data_dynamic::Classification): Likewise.
11179 (Output_data_dynamic::classification_): Renamed offset_.
11180 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11181 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11182 (Target_x86_64::make_plt_section): New function.
11183 (Target_x86_64::reserve_tlsdesc_entries): New function.
11184 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11185 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11186 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11187 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11188 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11189 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11190 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11191 add extra PLT entry for TLS descriptors.
11192 (Output_data_plt_x86_64::got_): New field.
11193 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11194 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11195 fields.
11196 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11197 descriptors.
11198 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11199 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11200 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11201 R_386_TLS_DESC_CALL relocations.
11202 (Target_x86_64::Scan::global): Likewise.
11203 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11204 for TLS descriptors.
11205 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11206 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11207 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11208 GD-to-IE relaxation.
11209 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11210 and TLS_DESCRIPTORS.
11211 * Makefile.in: Rebuild.
11212 * configure: Rebuild.
11213 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11214 (tls_test_shared2.so): New target.
11215 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11216 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11217 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11218 (tls_shared_gd_to_ie_test_LDADD): New variable.
11219 (tls_shared_gnu2_gd_to_ie_test): New target.
11220 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11221 New targets.
11222 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11223 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11224 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11225 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11226 (tls_shared_gnu2_test): New target.
11227 (tls_test_gnu2_shared.so): New target.
11228 (tls_shared_gnu2_test_SOURCES): New variable.
11229 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11230 (tls_shared_gnu2_test_LDFLAGS): New variable.
11231 (tls_shared_gnu2_test_LDADD): New variable.
11232 * testsuite/Makefile.in: Rebuild.
11233 * testsuite/Makefile.
11234
83bfb6b7
ILT		 112352008-04-11 Ian Lance Taylor <iant@google.com>
11236
11237 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11238 justsyms.t.
11239 * testsuite/Makefile.in: Rebuild.
11240
11241 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11242 long.
11243 * testsuite/script_test_2.cc (main): Adjust test.
11244
706e1f5e
ILT		 112452008-04-11 David S. Miller <davem@davemloft.net>
11246 Ian Lance Taylor <iant@google.com>
11247
11248 * options.h (General_options): Add entries for '-Y' and
11249 '-relax'.
11250 * options.cc (General_options:finalize): If -Y was used, add those
11251 entries to the library path instead of the default "/lib" and
11252 "/usr/lib".
11253
7c98e6bb
DM		 112542008-04-11 David S. Miller <davem@davemloft.net>
11255
11256 * testsuite/justsyms.t: Start at 0x100.
11257 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11258 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11259 long.
11260 * testsuite/script_test_2.cc: Adjust string and section length
11261 checks.
7c98e6bb 11262
99a37bfd
ILT		 112632008-04-09 Ian Lance Taylor <iant@google.com>
11264
2cefc357
ILT		 11265 PR gold/5996
11266 * script-sections.cc (Sections_element::allocate_to_segment): Add
11267 orphan parameter.
11268 (Output_section_definition::allocate_to_segment): Likewise.
11269 (Orphan_output_section::allocate_to_segment): Likewise.
11270 (Script_sections::attach_sections_using_phdrs_clause): Don't
11271 propagate non-PT_LOAD segments to orphan sections.
11272 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11273 readelf rather than objdump.
11274 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11275 .interp section and PT_INTERP segment are the same size.
11276 * testsuite/Makefile.in: Rebuild.
11277
99a37bfd
ILT		 11278 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11279 aliases for symbols defined in the same object.
11280 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11281 (weak_alias_test_SOURCES): New variable.
11282 (weak_alias_test_DEPENDENCIES): New variable.
11283 (weak_alias_test_LDFLAGS): New variable.
11284 (weak_alias_test_LDADD): New variable.
11285 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11286 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11287 (weak_alias_test_3.o): New target.
11288 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11289 * testsuite/weak_alias_test_main.cc: New file.
11290 * testsuite/weak_alias_test_1.cc: New file.
11291 * testsuite/weak_alias_test_2.cc: New file.
11292 * testsuite/weak_alias_test_3.cc: New file.
11293
780e49c5
ILT		 112942008-04-08 Ian Lance Taylor <iant@google.com>
11295
cdb0b8f5
ILT		 11296 * options.h (class General_options): Add --noinhibit-exec option.
11297 * main.cc (main): Check --noinhibit-exec.
11298
0864d551
ILT		 11299 * options.h (class General_options): Define --wrap as a special
11300 option. Add wrap_symbols_ field.
11301 (General_options::any_wrap_symbols): New function.
11302 (General_options::is_wrap_symbol): New function.
11303 * options.cc (General_options::parse_wrap): New function.
11304 (General_options::General_options): Initialize wrap_symbols_.
11305 * symtab.cc (Symbol_table::wrap_symbol): New function.
11306 (Symbol_table::add_from_object): Handle --wrap.
11307 * symtab.h (class Symbol_table): Declare wrap_symbol.
11308 * target.h (Target::wrap_char): New function.
11309 (Target::Target_info): Add wrap_char field.
11310 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11311 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11312 * testsuite/testfile.cc (Target_test::test_target_info):
11313 Likewise.
11314
789aa6de
ILT		 11315 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11316 there is one.
11317
2c38906f
ILT		 11318 * layout.h (class Layout): Add added_eh_frame_data_ field.
11319 * layout.cc (Layout::Layout): Initialize new field.
11320 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11321 output section until we find a section we merged successfully.
11322 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11323 that the size be non-zero.
11324
780e49c5
ILT		 11325 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11326 qualifier.
11327
7fcd0256
ILT		 113282008-04-08 Craig Silverstein <csilvers@google.com>
11329
11330 * configure.ac: Export new conditional variable HAVE_ZLIB.
11331 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11332 on HAVE_ZLIB.
11333 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11334 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11335
6835af53
ILT		 113362008-04-07 Ian Lance Taylor <iant@google.com>
11337
e24f324c
ILT		 11338 * version.cc (version_string): Set to "1.5".
11339
a036edd8
ILT		 11340 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11341 Add issued_non_pic_error_ field. Declare check_non_pic.
11342 (Target_x86_64::Scan::check_non_pic): New function.
11343 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11344 (Target_x86_64::Scan::global): Likewise.
11345
624f8810
ILT		 11346 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11347 addend parameter. Change caller. Handle merge sections.
11348 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11349 Address to Addend. Don't add in the result of
11350 local_section_offset, pass down the addend and use the returned
11351 value.
11352 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11353 Update declarations of local_section_offset and symbol_value.
11354 * testsuite/two_file_test_1.cc (t18): New function.
11355 * testsuite/two_file_test_2.cc (f18): New function.
11356 * testsuite/two_file_test_main.cc (main): Call t18.
11357 * testsuite/two_file_test.h (t18, f18): Declare.
11358
6835af53
ILT		 11359 * configure.ac: Don't test for objdump, c++filt, or readelf.
11360 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11361 conditionals.
11362 (TEST_READELF): New variable.
11363 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11364 (check_PROGRAMS): Add two_file_strip_test.
11365 (two_file_strip_test): New target.
11366 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11367 (two_file_same_shared_strip_test_SOURCES): New variable.
11368 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11369 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11370 (two_file_same_shared_strip_test_LDADD): New variable.
11371 (two_file_shared_strip.so): New target.
11372 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11373 (ver_test_5.syms, ver_test_7.syms): Likewise.
11374 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11375 (strip_test_3.stdout): Use TEST_OBJDUMP.
11376 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11377
86925eef
CC		 113782008-04-04 Cary Coutant <ccoutant@google.com>
11379
11380 * symtab.h (Symbol::is_weak_undefined): New function.
11381 (Symbol::is_strong_undefined): New function.
11382 (Symbol::is_absolute): New function.
11383 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11384 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11385 absolute symbols.
11386 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11387 (weak_undef_test): New target.
11388 * testsuite/Makefile.in: Rebuild.
11389 * testsuite/weak_undef_file1.cc: New file.
11390 * testsuite/weak_undef_file2.cc: New file.
11391 * testsuite/weak_undef_test.cc: New file.
11392
126f3ece
ILT		 113932008-04-03 Craig Silverstein <csilvers@google.com>
11394
11395 * compressed_output.h (class Output_compressed_section): Use
11396 unsigned buffer.
11397 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11398 add zlib header.
11399 (zlib_compressed_suffix): Removed.
11400 (Output_compressed_section::set_final_data_size): Use unsigned
11401 buffers.
11402 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11403 Fix linker invocation.
11404 (flagstest_o_specialfile_and_compress_debug_sections):
11405 Likewise.
11406 * testsuite/Makefile.in: Regenerated.
11407
deae2a14
DM		 114082008-04-02 David S. Miller <davem@davemloft.net>
11409
11410 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11411 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11412
70752818
ILT		 114132008-04-02 Craig Silverstein <csilvers@google.com>
11414
11415 * TODO: New file.
11416
39d0cb0e
ILT		 114172008-04-02 Ian Lance Taylor <iant@google.com>
11418
11419 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11420 parameters. Update for new key type to views_. Change all
11421 callers.
11422 (File_read::read): Adjust for byteshift in returned view.
11423 (File_read::add_view): New function, broken out of
11424 find_and_make_view.
11425 (File_read::make_view): New function, broken out of
11426 find_and_make_view.
11427 (File_read::find_or_make_view): Add offset and aligned
11428 parameters. Rewrite accordingly. Change all callers.
11429 (File_read::get_view): Add offset and aligned parameters. Adjust
11430 for byteshift in return value.
11431 (File_read::get_lasting_view): Likewise.
11432 * fileread.h (class File_read): Update declarations.
11433 (class File_read::View): Add byteshift_ field. Add byteshift to
11434 constructor. Add byteshift method.
11435 * archive.h (Archive::clear_uncached_views): New function.
11436 (Archive::get_view): Add aligned parameter. Change all callers.
11437 * object.h (Object::get_view): Add aligned parameter. Change all
11438 callers.
11439 (Object::get_lasting_view): Likewise.
11440
11441 * fileread.cc (File_read::release): Don't call clear_views if
11442 there are multiple objects.
11443 * fileread.h (File_read::clear_uncached_views): New function.
11444 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11445 on the archive.
11446
a1207466
CC		 114472008-03-31 Cary Coutant <ccoutant@google.com>
11448
11449 Add thin archive support.
11450 * archive.cc (Archive::armagt): New const.
11451 (Archive::setup): Remove task parameter and calls to unlock.
11452 (Archive::unlock_nested_archives): New function.
11453 (Archive::read_header): Add nested_off parameter. Change
11454 all callers.
11455 (Archive::interpret_header): Likewise.
11456 (Archive::include_all_members): Change to handle thin
11457 archives.
11458 (Archive::include_member): Likewise.
11459 * archive.h (Archive::Archive): Add new parameters and
11460 initializers.
11461 (Archive::armagt): New const.
11462 (Archive::setup): Remove task parameter.
11463 (Archive::unlock_nested_archives): New function.
11464 (Archive::read_header): Add nested_off parameter.
11465 (Archive::interpret_header): Likewise.
11466 (Archive::Nested_archive_table): New typedef.
11467 (Archive::is_thin_archive_): New field.
11468 (Archive::nested_archives_): New field.
11469 (Archive::options_): New field.
11470 (Archive::dirpath_): New field.
11471 (Archive::task_): New field.
11472 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11473 for thin archives. Pass additional parameters to
11474 Archive::Archive. Unlock the archive file after calling
11475 Archive::setup.
cd536b21 11476
479f6503
ILT		 114772008-03-29 Ian Lance Taylor <iant@google.com>
11478
686c8caf
ILT		 11479 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11480 version symbol to be local.
11481 * testsuite/ver_test_4.sh: New file.
11482 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11483 (check_DATA): Add ver_test_4.syms.
11484 (ver_test_4.syms): New target.
11485 * testsuite/Makefile.in: Rebuild.
11486
ab794b6b
ILT		 11487 * output.cc
11488 (Output_section::Input_section_sort_entry::has_priority): New
11489 function.
11490 (Output_section::Input_section_sort_entry::match_file_name): New
11491 function.
11492 (Output_section::Input_section_sort_entry::match_section_name):
11493 Remove.
11494 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11495 Remove.
11496 (Output_section::Input_section_sort_entry::match_section_file):
11497 Remove.
11498 (Output_section::Input_section_sort_compare::operator()): Rewrite
11499 using new Input_section_sort_entry functions. Sort crtbegin and
11500 crtend first. Sort sections with no priority before sections with
11501 a priority.
11502 * testsuite/initpri1.c (d3): Check j != 4.
11503 (cd5): New constructor/destructor function.
11504 (main): Check j != 2.
11505
479f6503
ILT		 11506 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11507 new symbol when resolving, don't call set_is_default.
11508 * testsuite/ver_test_7.cc: New file.
11509 * testsuite/ver_test_7.sh: New file.
11510 * testsuite/Makefile.am (ver_test_7.so): New target.
11511 (ver_test_7.o): New target.
11512 (check_SCRIPTS): Add ver_test_7.sh.
11513 (check_DATA): Add ver_test_7.syms.
11514 (ver_test_7.syms): New target.
11515
2fd32231
ILT		 115162008-03-28 Ian Lance Taylor <iant@google.com>
11517
11518 * layout.cc (Layout::layout): If we see an input section with a
11519 name that needs sorting, set the must_sort flag for the output
11520 section.
11521 (Layout::make_output_section): If the name of the output section
11522 indicates that it might require sorting, set the may_sort flag.
11523 * output.h (Output_section::may_sort_attached_input_sections): New
11524 function.
11525 (Output_section::set_may_sort_attached_input_sections): New
11526 function.
11527 (Output_section::must_sort_attached_input_sections): New
11528 function.
11529 (Output_section::set_must_sort_attached_input_sections): New
11530 function.
11531 (class Output_section): Declare Input_section_sort_entry. Define
11532 Input_section_sort_compare. Declare
11533 sort_attached_input_sections. Add new fields:
11534 may_sort_attached_input_sections_,
11535 must_sort_attached_input_sections_,
11536 attached_input_sections_are_sorted_.
11537 * output.cc (Output_section::Output_section): Initialize new
11538 fields.
11539 (Output_section::add_input_section): Add an entry to
11540 input_sections_ if may_sort or must_sort are true.
11541 (Output_section::set_final_data_size): Call
11542 sort_attached_input_sections if necessary.
11543 (Output_section::Input_section_sort_entry): Define new class.
11544 (Output_section::Input_section_sort_compare::operator()): New
11545 function.
11546 (Output_section::sort_attached_input_sections): New function.
11547 * configure.ac: Check whether the compiler supports constructor
11548 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11549 * testsuite/initpri1.c: New file.
11550 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11551 CONSTRUCTOR_PRIORITY.
11552 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11553 (initpri1_LDFLAGS): New variable.
11554 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11555
18e6b24e
ILT		 115562008-03-27 Ian Lance Taylor <iant@google.com>
11557
49bdd526
ILT		 11558 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11559 * testsuite/common_test_1.c: New file.
11560 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11561 (common_test_1_SOURCES): New variable.
11562 (common_test_1_DEPENDENCIES): New variable.
11563 (common_test_1_LDFLAGS): New variable.
11564
18e6b24e
ILT		 11565 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11566 and commons_ correctly when NAME/VERSION does not override
11567 NAME/NULL.
11568 * testsuite/ver_test_6.c: New file.
11569 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11570 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11571 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11572
04bf7072
ILT		 115732008-03-26 Ian Lance Taylor <iant@google.com>
11574
5871526f
ILT		 11575 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11576 of an undefined symbol from a version script.
11577 * testsuite/Makefile.am (ver_test_5.so): New target.
11578 (ver_test_5.o): New target.
11579 (check_SCRIPTS): Add ver_test_5.sh.
11580 (check_DATA): Add ver_test_5.syms.
11581 (ver_test_5.syms): New target.
11582 * testsuite/ver_test_5.cc: New file.
11583 * testsuite/ver_test_5.script: New file.
11584 * testsuite/ver_test_5.sh: New file.
11585 * Makefile.in, testsuite/Makefile.in: Rebuild.
11586
04bf7072
ILT		 11587 PR gold/5986
11588 Fix problems building gold with gcc 4.3.0.
11589 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11590 (gold_error_at_location, gold_warning_at_location): Use it.
11591 * configure.ac: Check whether we can compile and use a template
11592 function with a printf attribute.
11593 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11594 when jumping over bytes.
11595 * object.cc: Instantiate Object::read_section_data.
11596 * debug.h: Include <cstring>
11597 * dwarf_reader.cc: Include <algorithm>
11598 * main.cc: Include <cstring>.
11599 * options.cc: Include <cstring>.
11600 * output.cc: Include <cstring>.
11601 * script.cc: Include <cstring>.
11602 * script.h: Include <string>.
11603 * symtab.cc: Include <cstring> and <algorithm>.
11604 * target-select.cc: Include <cstring>.
11605 * version.cc: Include <string>.
11606 * testsuite/testmain.cc: Include <cstdlib>.
11607 * configure, config.in: Rebuild.
11608
874c5b28
ILT		 116092008-03-25 Ian Lance Taylor <iant@google.com>
11610
819d6c3a
ILT		 11611 * options.cc: Include "../bfd/bfdver.h".
11612 (options::help): Print bug reporting address.
11613
f4b2c6f5
ILT		 11614 * version.cc (print_version): Adjust output for current value of
11615 BFD_VERSION_STRING.
11616
11617 * NEWS: New file.
11618
e96caa79
ILT		 11619 * options.cc (options::help): Print list of supported targets.
11620 * target-select.h: Include <vector>.
11621 (class Target_selector): Make machine_, size_, and is_big_endian_
11622 fields const. Add bfd_name_ and instantiated_target_ fields.
11623 (Target_selector::Target_selector): Add bfd_name parameter.
11624 (Target_selector::recognize): Make non-virtual, call
11625 do_recognize.
11626 (Target_selector::recognize_by_name): Make non-virtual, call
11627 do_recognize_by_name.
11628 (Target_selector::supported_names): New function.
11629 (Target_selector::bfd_name): New function.
11630 (Target_selector::do_instantiate_target): New pure virtual
11631 function.
11632 (Target_selector::do_recognize): New virtual function.
11633 (Target_selector::do_recognize_by_name): New virtual function.
11634 (Target_selector::instantiate_target): New private function.
11635 (supported_target_names): Declare.
11636 * target-select.cc (Target_selector::Target_selector): Update for
11637 new parameter and fields.
11638 (select_target_by_name): Check that the name matches before
11639 calling recognize_by_name.
11640 (supported_target_names): New function.
11641 * i386.cc (class Target_selector_i386): Update Target_selector
11642 constructor call. Remove recognize and recognize_by_name. Add
11643 do_instantiate_target.
11644 * x86_64.cc (class Target_selector_x86_64): Likewise.
11645 * testsuite/testfile.cc (class Target_selector_test): Update for
11646 changes to Target_selector.
11647
874c5b28
ILT		 11648 * README: Rewrite, with some notes on unsupported features.
11649
0a65a3a7
CC		 116502008-03-24 Cary Coutant <ccoutant@google.com>
11651
11652 * i386.cc (Target_i386::Got_type): New enum declaration.
11653 (Target_i386::Scan::local): Updated callers of Output_data_got
11654 member functions.
11655 (Target_i386::Scan::global): Likewise.
11656 (Target_i386::Relocate::relocate): Likewise.
11657 (Target_i386::Relocate::relocate_tls): Likewise.
11658 * object.h (Got_offset_list): New class.
11659 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11660 (Sized_relobj::local_got_offset): Likewise.
11661 (Sized_relobj::set_local_got_offset): Likewise.
11662 (Sized_relobj::local_has_tls_got_offset): Removed.
11663 (Sized_relobj::local_tls_got_offset): Removed.
11664 (Sized_relobj::set_local_tls_got_offset): Removed.
11665 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11666 * output.cc (Output_data_got::add_global): Added got_type parameter.
11667 (Output_data_got::add_global_with_rel): Likewise.
11668 (Output_data_got::add_global_with_rela): Likewise.
11669 (Output_data_got::add_global_pair_with_rel): New function.
11670 (Output_data_got::add_global_pair_with_rela): New function.
11671 (Output_data_got::add_local): Added got_type parameter.
11672 (Output_data_got::add_local_with_rel): Likewise.
11673 (Output_data_got::add_local_with_rela): Likewise.
11674 (Output_data_got::add_local_pair_with_rel): New function.
11675 (Output_data_got::add_local_pair_with_rela): New function.
11676 (Output_data_got::add_global_tls): Removed.
11677 (Output_data_got::add_global_tls_with_rel): Removed.
11678 (Output_data_got::add_global_tls_with_rela): Removed.
11679 (Output_data_got::add_local_tls): Removed.
11680 (Output_data_got::add_local_tls_with_rel): Removed.
11681 (Output_data_got::add_local_tls_with_rela): Removed.
11682 * output.h (Output_data_got::add_global): Added got_type parameter.
11683 (Output_data_got::add_global_with_rel): Likewise.
11684 (Output_data_got::add_global_with_rela): Likewise.
11685 (Output_data_got::add_global_pair_with_rel): New function.
11686 (Output_data_got::add_global_pair_with_rela): New function.
11687 (Output_data_got::add_local): Added got_type parameter.
11688 (Output_data_got::add_local_with_rel): Likewise.
11689 (Output_data_got::add_local_with_rela): Likewise.
11690 (Output_data_got::add_local_pair_with_rel): New function.
11691 (Output_data_got::add_local_pair_with_rela): New function.
11692 (Output_data_got::add_global_tls): Removed.
11693 (Output_data_got::add_global_tls_with_rel): Removed.
11694 (Output_data_got::add_global_tls_with_rela): Removed.
11695 (Output_data_got::add_local_tls): Removed.
11696 (Output_data_got::add_local_tls_with_rel): Removed.
11697 (Output_data_got::add_local_tls_with_rela): Removed.
11698 * resolve.cc (Symbol::override_base_with_special): Removed
11699 reference to has_got_offset_ field.
11700 * symtab.cc (Symbol::init_fields): Replaced initialization
11701 of got_offset_ with got_offsets_. Removed initialization
11702 of has_got_offset_
53fcba31 11703 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11704 (Symbol::got_offset): Likewise.
11705 (Symbol::set_got_offset): Likewise.
11706 (Symbol::has_tls_got_offset): Removed.
11707 (Symbol::tls_got_offset): Removed.
11708 (Symbol::set_tls_got_offset): Removed.
11709 (Symbol::got_offset_): Removed.
11710 (Symbol::tls_mod_got_offset_): Removed.
11711 (Symbol::tls_pair_got_offset_): Removed.
11712 (Symbol::got_offsets_): New field.
11713 (Symbol::has_got_offset): Removed.
11714 (Symbol::has_tls_mod_got_offset): Removed.
11715 (Symbol::has_tls_pair_got_offset): Removed.
11716 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11717 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11718 member functions.
11719 (Target_x86_64::Scan::global): Likewise.
11720 (Target_x86_64::Relocate::relocate): Likewise.
11721 (Target_x86_64::Relocate::relocate_tls): Likewise.
11722
bd52eafb
BE		 117232008-03-25 Ben Elliston <bje@au.ibm.com>
11724
11725 * yyscript.y: Fix spelling error in comment.
11726
8b105e34
ILT		 117272008-03-24 Ian Lance Taylor <iant@google.com>
11728
8ed814a9
ILT		 11729 * options.h (class General_options): Define build_id option.
11730 * layout.h (class Layout): Declare write_build_id, create_note,
11731 create_build_id. Add build_id_note_ member.
11732 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11733 "libiberty.h", "md5.h", "sha1.h".
11734 (Layout::Layout): Initialize eh_frame_data_,
11735 eh_frame_hdr_section_, and build_id_note_.
11736 (Layout::finalize): Call create_build_id.
11737 (Layout::create_note): New function, broken out of
11738 Layout::create_gold_note.
11739 (Layout::create_gold_note): Call create_note.
11740 (Layout::create_build_id): New function.
11741 (Layout::write_build_id): New function.
11742 (Close_task_runner::run): Call write_build_id.
11743
8b105e34
ILT		 11744 * x86_64.cc: Correct license to GPLv3.
11745
086a1841
ILT		 117462008-03-23 Ian Lance Taylor <iant@google.com>
11747
11748 * options.cc: Include "demangle.h".
11749 (parse_optional_string): New function.
11750 (parse_long_option): Handle takes_optional_argument.
11751 (parse_short_option): Update dash_z initializer. Handle
11752 takes_optional_argument.
11753 (General_options::General_options): Initialize do_demangle_.
11754 (General_options::finalize): Set do_demangle_. Handle demangling
11755 style.
11756 * options.h (parse_optional_string): Declare.
11757 (struct One_option): Add optional_arg field. Update constructor.
11758 Update call constructor calls. Add takes_optional_argument
11759 function.
11760 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11761 (DEFINE_optional_string): Define.
11762 (General_options::demangle): Change from DEFINE_bool to
11763 DEFINE_optional_string.
11764 (General_options::no_demangle): New function.
11765 (General_options::do_demangle): New function.
11766 (General_options::set_do_demangle): New function.
11767 (General_options::execstack_status_): Move definition to end of
11768 class definition.
11769 (General_options::static_): Likewise.
11770 (General_options::do_demangle_): New field.
11771 * object.cc (big_endian>::get_symbol_location_info): Call
11772 Options::do_demangle, not Options::demangle.
11773 * symtab.cc (demangle): Likewise.
11774
cbb93e63
ILT		 117752008-03-22 Ian Lance Taylor <iant@google.com>
11776
11777 * gold.h: Include <cstddef> and <sys/types.h>
11778 * options.h: Include <cstring>.
11779
ec531623
ILT		 117802008-03-21 Ian Lance Taylor <iant@google.com>
11781
11782 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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