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[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
7cf80422
NC		 12011-08-26 Nick Clifton <nickc@redhat.com>
2
3 * po/es.po: Updated Spanish translation.
4
c3f7b0e5
CC		 52011-08-01 Cary Coutant <ccoutant@google.com>
6
7 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
8 * gold/testsuite/Makefile.in: Regenerate.
9 * gold/testsuite/justsyms_exec.c: New source file.
10 * gold/testsuite/justsyms_lib.c: New source file.
11
9590bf25
CC		 122011-08-01 Cary Coutant <ccoutant@google.com>
13
14 * layout.cc (Layout::set_segment_offsets): Don't realign text
15 segment if -Ttext was specified.
16 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
17 file type.
18 * object.h (Sized_relobj_file::e_type): New function.
19 (Sized_relobj_file::e_type_): New data member.
20 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
21 base address for ET_EXEC files.
22 * target.cc (Target::do_make_elf_object_implementation): Allow
23 ET_EXEC files with --just-symbols option.
24
dcd8d12e
CC		 252011-07-28 Cary Coutant <ccoutant@google.com>
26
27 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
28 Add thread_number parameter.
29 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
30 * workqueue-threads.cc
31 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
32 current thread if its thread number is greater than desired thread
33 count.
34 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
35 Add thread_number parameter.
36 (Workqueue::should_cancel_thread): Likewise.
37 (Workqueue::find_runnable_or_wait): Pass thread_number to
38 should_cancel_thread.
39 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
40 parameter.
41
804eb480
ST		 422011-07-22 Sriraman Tallam <tmsriram@google.com>
43
44 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
45 only after checking if it cannot be forced local.
46 * symtab.h (is_externally_visible): Check if the symbol is not forced
47 local.
48
f1ddb600
ILT		 492011-07-15 Ian Lance Taylor <iant@google.com>
50
51 * options.h (class General_options): Add --print-output-format.
52 Move -EL next to -EB, for better --help output.
53 * target-select.cc: Include <cstdio>, "options.h", and
54 "parameters.h".
55 (Target_selector::do_target_bfd_name): New function.
56 (print_output_format): New function.
57 * target-select.h (class Target_selector): Update declarations.
58 (Target_selector::target_bfd_name): New function.
59 (print_output_format): Declare.
60 * main.cc: Include "target-select.h".
61 (main): Handle --print-output-format.
62 * gold.cc: Include "target-select.h".
63 (queue_initial_tasks): Handle --print-output-format when there are
64 no input files.
65 * parameters.cc (parameters_force_valid_target): Give a better
66 error message if -EB/-EL does not match target.
67 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
68 function.
69
7d172687
ILT		 702011-07-15 Ian Lance Taylor <iant@google.com>
71
72 * i386.cc (class Output_data_plt_i386): Add layout_ field.
73 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
74 (Output_data_plt_i386::do_write): Write address of .dynamic
75 section to first entry in .got.plt section.
76 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
77 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
78 Initialize layout_.
79 (Output_data_plt_x86_64::do_write): Write address of .dynamic
80 section to first entry in .got.plt section.
81 * layout.h (Layout::dynamic_section): New function.
82
e9552f7e
ST		 832011-07-13 Sriraman Tallam <tmsriram@google.com>
84
85 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
86 to claim_file call.
87 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
88 input_section_position_, and input_section_glob_.
89 (read_layout_from_file): Call function section_ordering_specified.
90 * layout.h (is_section_ordering_specified): New function.
91 (section_ordering_specified): New function.
92 (section_ordering_specified_): New boolean member.
93 * main.cc(main): Call load_plugins after layout object is defined.
94 * output.cc (Output_section::add_input_section): Use
95 function section_ordering_specified to check if section ordering is
96 needed.
97 * output.cc (Output_section::add_relaxed_input_section): Use
98 function section_ordering_specified to check if section ordering is
99 needed.
100 (Output_section::update_section_layout): New function.
101 (Output_section::sort_attached_input_sections): Check if input section
102 must be reordered.
103 * output.h (Output_section::update_section_layout): New function.
104 * plugin.cc (get_section_count): New function.
105 (get_section_type): New function.
106 (get_section_name): New function.
107 (get_section_contents): New function.
108 (update_section_order): New function.
109 (allow_section_ordering): New function.
110 (Plugin::load): Add the new interfaces to the transfer vector.
111 (Plugin_manager::load_plugins): New parameter.
112 (Plugin_manager::all_symbols_read): New parameter.
113 (Plugin_manager::claim_file): New parameter. Save the elf object for
114 unclaimed objects.
115 (Plugin_manager::get_elf_object): New function.
116 (Plugin_manager::get_view): Change to directly use the bool to check
117 if get_view is called from claim_file_hook.
118 * plugin.h (input_objects): New function
119 (Plugin__manager::load_plugins): New parameter.
120 (Plugin_manager::claim_file): New parameter.
121 (Plugin_manager::get_elf_object): New function.
122 (Plugin_manager::in_claim_file_handler): New function.
123 (Plugin_manager::in_claim_file_handler_): New member.
124 (layout): New function.
125 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
126 handler with an extra parameter. Make the elf object before calling
127 claim_file handler.
128 * testsuite/plugin_test.c (get_section_count): New function pointer.
129 (get_section_type): New function pointer.
130 (get_section_name): New function pointer.
131 (get_section_contents): New function pointer.
132 (update_section_order): New function pointer.
133 (allow_section_ordering): New function pointer.
134 (onload): Check if the new interfaces exist.
135
9446efde
ILT		 1362011-07-13 Ian Lance Taylor <iant@google.com>
137
138 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
139 relro section.
140 * x86_64.cc (Target_x86_64::got_section): Likewise.
141 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
142 (relro_now_test_SOURCES): New variable.
143 (relro_now_test_DEPENDENCIES): New variable.
144 (relro_now_test_LDFLAGS): New variable.
145 (relro_now_test_LDADD): New variable.
146 (relro_now_test.so): New target.
147 * testsuite/Makefile.in: Rebuild.
148
07aa62f2
ILT		 1492011-07-12 Ian Lance Taylor <iant@google.com>
150
151 PR gold/12980
152 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
153 GLOB_DAT relocation rather than a RELATIVE relocation for a
154 protected symbol when creating a shared library.
155 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
156 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
157 * testsuite/protected_main_1.cc (main): Test that protected
158 function has same address.
159
e2153196
ILT		 1602011-07-11 Ian Lance Taylor <iant@google.com>
161
162 PR gold/12979
163 * options.h (class General_options): Add -Bgroup.
164 * options.cc (General_options::finalize): If -Bgroup is set,
165 default to --unresolved-symbols=report-all.
166 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
167 * target-reloc.h (issue_undefined_symbol_error): Handle
168 --unresolved-symbols=report-all.
169
6daf5215
ILT		 1702011-07-08 Ian Lance Taylor <iant@google.com>
171
172 PR gold/11985
173 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
174 if linker script discards key sections.
175 (Layout::create_dynamic_symtab): Likewise.
176 (Layout::assign_local_dynsym_offsets): Likewise.
177 (Layout::sized_create_version_sections): Likewise.
178 (Layout::create_interp): Likewise.
179 (Layout::finish_dynamic_section): Likewise.
180 (Layout::set_dynamic_symbol_size): Likewise.
181
beabb2c6
ILT		 1822011-07-08 Ian Lance Taylor <iant@google.com>
183
184 PR gold/12386
185 * options.h (class General_options): Add --unresolved-symbols.
186 * target-reloc.h (issue_undefined_symbol_error): Check
187 --unresolved-symbols. Add comments.
188
9c16daf1
ILT		 1892011-07-08 Ian Lance Taylor <iant@google.com>
190
191 * testsuite/odr_violation2.cc (Ordering::operator()): Make
192 expression more complex.
193
191f1a2d
ILT		 1942011-07-08 Ian Lance Taylor <iant@google.com>
195
196 PR gold/11317
197 * target-reloc.h (issue_undefined_symbol_error): New inline
198 function, broken out of relocate_section.
199 (relocate_section): Call issue_undefined_symbol_error.
200 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
201 there is no TLS segment if we are about to issue an undefined
202 symbol error.
203 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
204
62855347
ILT		 2052011-07-08 Ian Lance Taylor <iant@google.com>
206
207 PR gold/12279
208 * resolve.cc (Symbol_table::should_override): Add fromtype
209 parameter. Change all callers. Give error when linking together
210 TLS and non-TLS symbol.
211 (Symbol_table::should_override_with_special): Add fromtype
212 parameter. Change all callers.
213 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
214 there is no TLS segment if we have reported some errors.
215 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
216
67181c72
ILT		 2172011-07-08 Ian Lance Taylor <iant@google.com>
218
219 PR gold/12372
220 * target.h (Target::plt_address_for_global): New function.
221 (Target::plt_address_for_local): New function.
222 (Target::plt_section_for_global): Remove.
223 (Target::plt_section_for_local): Remove.
224 (Target::do_plt_address_for_global): New virtual function.
225 (Target::do_plt_address_for_local): New virtual function.
226 (Target::do_plt_section_for_global): Remove.
227 (Target::do_plt_section_for_local): Remove.
228 (Target::register_global_plt_entry): Add Symbol_table and Layout
229 parameters.
230 * output.cc (Output_data_got::Got_entry::write): Use
231 plt_address_for_global and plt_address_for_local.
232 * layout.cc (Layout::add_target_dynamic_tags): Use size and
233 address of output section.
234 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
235 got_irelative_, and irelative_count_ fields. Update
236 declarations.
237 (Output_data_plt_i386::has_irelative_section): New function.
238 (Output_data_plt_i386::entry_count): Add irelative_count_.
239 (Output_data_plt_i386::set_final_data_size): Likewise.
240 (class Target_i386): Add got_irelative_ and rel_irelative_
241 fields. Update declarations.
242 (Target_i386::Target_i386): Initialize new fields.
243 (Target_i386::do_plt_address_for_global): New function replacing
244 do_plt_section_for_global.
245 (Target_i386::do_plt_address_for_local): New function replacing
246 do_plt_section_for_local.
247 (Target_i386::got_section): Create got_irelative_.
248 (Target_i386::rel_irelative_section): New function.
249 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
250 fields. Don't define __rel_iplt_{start,end}.
251 (Output_data_plt_i386::add_entry): Add symtab and layout
252 parameters. Change all callers. Use different PLT and GOT for
253 IFUNC symbols.
254 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
255 layout parameters. Change all callers. Use different PLT and
256 GOT.
257 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
258 (Output_data_plt_i386::rel_irelative): New function.
259 (Output_data_plt_i386::address_for_global): New function.
260 (Output_data_plt_i386::address_for_local): New function.
261 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
262 IRELATIVE GOT when changing IFUNC GOT entries.
263 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
264 reloc.
265 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
266 if we didn't create an IRELATIVE GOT.
267 (Target_i386::Relocate::relocate): Use plt_address_for_global and
268 plt_address_for_local.
269 (Target_i386::do_dynsym_value): Use plt_address_for_global.
270 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
271 got_irelative_, and irelative_count_ fields. Update
272 declarations.
273 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
274 Initialize new fields. Remove symtab parameter. Change all
275 callers.
276 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
277 irelative_count_.
278 (Output_data_plt_x86_64::has_irelative_section): New function.
279 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
280 (class Target_x86_64): Add got_irelative_ and rel_irelative_
281 fields. Update declarations.
282 (Target_x86_64::Target_x86_64): Initialize new fields.
283 (Target_x86_64::do_plt_address_for_global): New function replacing
284 do_plt_section_for_global.
285 (Target_x86_64::do_plt_address_for_local): New function replacing
286 do_plt_section_for_local.
287 (Target_x86_64::got_section): Create got_irelative_.
288 (Target_x86_64::rela_irelative_section): New function.
289 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
290 all callers. Don't create __rel_iplt_{start,end}.
291 (Output_data_plt_x86_64::add_entry): Add symtab and layout
292 parameters. Change all callers. Use different PLT and GOT for
293 IFUNC symbols.
294 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
295 layout parameters. Change all callers. Use different PLT and
296 GOT.
297 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
298 parameters. Change all callers. Use different PLT and GOT for
299 IFUNC symbols.
300 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
301 (Output_data_plt_x86_64::rela_irelative): New function.
302 (Output_data_plt_x86_64::address_for_global): New function.
303 (Output_data_plt_x86_64::address_for_local): New function.
304 (Output_data_plt_x86_64::set_final_data_size): Likewise.
305 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
306 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
307 (Target_x86_64::register_global_plt_entry): Add symtab and layout
308 parameters.
309 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
310 reloc.
311 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
312 symbols if we didn't create an IRELATIVE GOT.
313 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
314 plt_address_for_local.
315 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
316 * testsuite/ifuncvar1.c: New test file.
317 * testsuite/ifuncvar2.c: New test file.
318 * testsuite/ifuncvar3.c: New test file.
319 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
320 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
321 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
322 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
323 * testsuite/Makefile.in: Rebuild.
324
33c15b45
CC		 3252011-07-07 Cary Coutant <ccoutant@google.com>
326
327 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
328 (two_file_test_1_ndebug.o): Likewise.
329 (two_file_test_1b_ndebug.o): Likewise.
330 (two_file_test_2_ndebug.o): Likewise.
331 (two_file_test_main_ndebug.o): Likewise.
332 (incremental_test_2): Link with no-debug versions.
333
f48b5fb7
CC		 3342011-07-06 Cary Coutant <ccoutant@google.com>
335
336 * gold/incremental.cc
337 (Output_section_incremental_inputs::write_info_blocks): Check for
338 hidden and internal symbols.
339
221597a5
CC		 3402011-07-06 Cary Coutant <ccoutant@google.com>
341
342 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
343 Check disposition for startup file.
344 (Incremental_inputs::report_command_line): Ignore
345 --incremental-startup-unchanged option.
346 * options.cc (General_options::parse_incremental_startup_unchanged):
347 New function.
348 (General_options::General_options): Initialize new data member.
349 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
350 (General_options): Add --incremental-startup-unchanged option.
351 (General_options::incremental_startup_disposition): New function.
352 (General_options::incremental_startup_disposition_): New data member.
353
e24719f6
CC		 3542011-07-06 Cary Coutant <ccoutant@google.com>
355
356 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
357 input file index to Script_info ctor.
358 (Sized_incremental_binary::do_file_has_changed): Find the
359 command-line argument for files named in scripts.
360 * incremental.h (Script_info::Script_info): New ctor
361 with input file index.
362 (Script_info::input_file_index): New function.
363 (Script_info::input_file_index_): New data member.
364 (Incremental_binary::get_library): Add const.
365 (Incremental_binary::get_script_info): Add const.
366 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
367 * testsuite/Makefile.am (incremental_test_5): New test case.
368 (incremental_test_6): New test case.
369 * testsuite/Makefile.in: Regenerate.
370
8f7c81e8
CC		 3712011-07-06 Cary Coutant <ccoutant@google.com>
372
373 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
374 debug output when command lines differ.
375
9fbd3822
CC		 3762011-07-06 Cary Coutant <ccoutant@google.com>
377
378 * incremental.cc (Incremental_inputs::report_command_line): Ignore
379 --incremental-patch option.
380 * layout.cc (Free_list::allocate): Extend allocation beyond original
381 end if enabled.
382 (Layout::make_output_section): Mark sections that should get
383 patch space.
384 * options.cc (parse_percent): New function.
385 * options.h (parse_percent): New function.
386 (DEFINE_percent): New macro.
387 (General_options): Add --incremental-patch option.
388 * output.cc (Output_section::Output_section): Initialize new data
389 members.
390 (Output_section::add_input_section): Print section name when out
391 of patch space.
392 (Output_section::add_output_section_data): Likewise.
393 (Output_section::set_final_data_size): Add patch space when
394 doing --incremental-full.
395 (Output_section::do_reset_address_and_file_offset): Remove patch
396 space.
397 (Output_segment::set_section_list_addresses): Print debug output
398 only if --incremental-update.
399 * output.h (Output_section::set_is_patch_space_allowed): New function.
400 (Output_section::is_patch_space_allowed_): New data member.
401 (Output_section::patch_space_): New data member.
402 * parameters.cc (Parameters::incremental_full): New function.
403 * parameters.h (Parameters::incremental_full): New function
404 * testsuite/Makefile.am (incremental_test_2): Add test for
405 --incremental-patch option.
406 * testsuite/Makefile.in: Regenerate.
407 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
408 (t18): Remove function body.
409
f6cccc2c
DK		 4102011-07-05 Doug Kwan <dougkwan@google.com>
411
412 PR gold/12771
413 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
414 Arm_Address type for relocation result.
415 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
416 overflow check.
417 (Arm_relocate_functions::abs32): Use unaligned access.
418 (Arm_relocate_functions::rel32): Ditto.
419 (Arm_relocate_functions::prel31): Ditto.
420 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
421 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
422 static data relocations.
423 * testsuite/Makefile.in: Regnerate.
424 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
425
28a13fec
ILT		 4262011-07-05 Ian Lance Taylor <iant@google.com>
427
428 PR gold/12392
429 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
430 symbols if necessary.
431 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
432
24d47b34
ILT		 4332011-07-05 Ian Lance Taylor <iant@google.com>
434
435 PR gold/12952
436 * resolve.cc (Symbol::override_base_with_special): Simply override
437 version with special symbol version, ignoring previous version.
438
41f9cbbe
ILT		 4392011-07-05 Ian Lance Taylor <iant@google.com>
440
441 * object.cc (Sized_relobj_file::include_section_group): Add
442 information to comment about signature location.
443
886288f1
ILT		 4442011-07-02 Ian Lance Taylor <iant@google.com>
445
446 PR gold/12957
447 * options.h (class General_options): Add -f and -F.
448 * options.cc (General_options::finalize): Fatal error if -f/-F
449 are used without -shared.
450 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
451
ae3a6d4f
ILT		 4522011-07-02 Ian Lance Taylor <iant@google.com>
453
454 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
455
21131061
ILT		 4562011-07-01 Ian Lance Taylor <iant@google.com>
457
458 PR gold/12525
459 PR gold/12952
460 * resolve.cc (Symbol::override_base_with_special): Don't override
461 the version if the overriding symbol has a different name.
462 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
463 all callers. If we give an error about an undefined version,
464 define the base version if necessary.
465 * dynobj.h (class Versions): Update declaration.
466 * testsuite/weak_alias_test_5.cc: New file.
467 * testsuite/weak_alias_test.script: New file.
468 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
469 and versioned_alias have the right value, and call t2.
470 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
471 weak_alias_test_5.so.
472 (weak_alias_test_LDADD): Likewise.
473 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
474 * testsuite/Makefile.in: Rebuild.
475
611062c0
ILT		 4762011-07-01 Ian Lance Taylor <iant@google.com>
477
478 PR gold/12525
479 * options.h (class General_options): Support -z notext.
480 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
481 -Wl,-z,notext.
482 (two_file_shared_nonpic.so): Likewise.
483 (two_file_shared_mixed.so): Likewise.
484 (two_file_shared_mixed_1.so): Likewise.
485 (weak_undef_lib_nonpic.so): Likewise.
486 (alt/weak_undef_lib_nonpic.so): Likewise.
487 (tls_test_shared_nonpic.so): Likewise.
488 * testsuite/Makefile.in: Rebuild.
489
328c7c2f
ILT		 4902011-07-01 Ian Lance Taylor <iant@google.com>
491
492 PR gold/12525
493 * configure.ac: Test whether static linking works, setting
494 the automake conditional HAVE_STATIC.
495 * testsuite/Makefile.am: Disable tests using -static if
496 HAVE_STATIC is not true.
497 * configure, testsuite/Makefile.in: Rebuild.
498
02d7cd44
ILT		 4992011-07-01 Ian Lance Taylor <iant@google.com>
500
501 PR gold/12525
502 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
503 Assert if we see DW_EH_PE_indirect.
504 * target.h (Target::ehframe_datarel_base): New function.
505 (Target::do_ehframe_datarel_base): New target function.
506 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
507 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
508 function.
509
07a60597
ILT		 5102011-07-01 Ian Lance Taylor <iant@google.com>
511
512 PR gold/12571
513 * options.h (class General_options): Add
514 --ld-generated-unwind-info.
515 * ehframe.cc (Fde::write): Add address parameter. Change all
516 callers. If associated with PLT, fill in address and size.
517 (Cie::set_output_offset): Only add merge mapping if there is an
518 object.
519 (Cie::write): Add address parameter. Change all callers.
520 (Eh_frame::add_ehframe_for_plt): New function.
521 * ehframe.h (class Fde): Update declarations. Move shndx_ and
522 input_offset_ fields into union u_, with new plt field.
523 (Fde::Fde): Adjust for new union field.
524 (Fde::Fde) [Output_data version]: New constructor.
525 (Fde::add_mapping): Only add merge mapping if there is an object.
526 (class Cie): Update declarations.
527 (class Eh_frame): Declare add_ehframe_for_plt.
528 * layout.cc (Layout::layout_eh_frame): Break out code into
529 make_eh_frame_section, and call it.
530 (Layout::make_eh_frame_section): New function.
531 (Layout::add_eh_frame_for_plt): New function.
532 * layout.h (class Layout): Update declarations.
533 * merge.cc (Merge_map::add_mapping): Add assertion.
534 * i386.cc: Include "dwarf.h".
535 (class Output_data_plt_i386): Make first_plt_entry,
536 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
537 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
538 and plt_eh_frame_fde.
539 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
540 boundary. Call add_eh_frame_for_plt if appropriate.
541 * x86_64.cc: Include "dwarf.h".
542 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
543 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
544 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
545 and plt_eh_frame_fde.
546 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
547 appropriate.
548
14788a3f
ILT		 5492011-06-29 Ian Lance Taylor <iant@google.com>
550
551 PR gold/12629
552 * object.cc (Sized_relobj_file::layout_section): Change shdr
553 parameter to be const.
554 (Sized_relobj_file::layout_eh_frame_section): New function, broken
555 out of do_layout.
556 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
557 appropriate. Call layout_eh_frame_section.
558 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
559 sections.
560 * object.h (class Sized_relobj_file): Update declarations.
561
6c21fce1
ILT		 5622011-06-29 Ian Lance Taylor <iant@google.com>
563
37e41b03 564 PR gold/12652
6c21fce1
ILT		 565 * script.cc (Token::integer_value): Accept trailing M/m/K/k
566 modifier.
567 (Lex::gather_token): Accept trailing M/m/K/k for integers.
568
4d5e4e62
ILT		 5692011-06-29 Ian Lance Taylor <iant@google.com>
570
571 PR gold/12675
572 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
573 SHT_X86_64_UNWIND.
574 * layout.cc (Layout::layout_eh_frame): Likewise.
575
886f533a
ILT		 5762011-06-29 Ian Lance Taylor <iant@google.com>
577
578 PR gold/12695
579 * layout.cc (Layout::symtab_section_shndx): New function.
580 * layout.h (class Layout): Declare symtab_section_shndx.
581 * output.cc (Output_section::write_header): Call it.
582
f3ae1b28
ILT		 5832011-06-29 Ian Lance Taylor <iant@google.com>
584
585 PR gold/12818
586 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
587 symbols which are not used in a relocation.
588
aecf301f
ILT		 5892011-06-28 Ian Lance Taylor <iant@google.com>
590
591 PR gold/12898
592 * layout.cc (Layout::segment_precedes): Don't crash if a linker
593 script create indistinguishable segments.
594 (Layout::set_segment_offsets): Use stable_sort when sorting
595 segments. Pass this to Compare_segments constructor.
596 * layout.h (class Layout): Make segment_precedes non-static.
597 (class Compare_segments): Change from struct to class. Add
598 layout_ field. Add constructor.
599 * script-sections.cc
600 (Script_sections::attach_sections_using_phdrs_clause): Rename
601 local orphan to is_orphan. Don't report failure to put empty
602 section in segment. On attachment failure, report name of
603 section, and attach to first PT_LOAD segment.
604
03ef7571
ILT		 6052011-06-28 Ian Lance Taylor <iant@google.com>
606
607 PR gold/12934
608 * target-select.cc (Target_selector::Target_selector): Add
609 emulation parameter. Change all callers.
610 (select_target_by_bfd_name): Rename from select_target_by_name.
611 Change all callers.
612 (select_target_by_emulation): New function.
613 (supported_emulation_names): New function.
614 * target-select.h (class Target_selector): Add emulation_ field.
615 Update declarations.
616 (Target_selector::recognize_by_bfd_name): Rename from
617 recognize_by_name. Change all callers.
618 (Target_selector::supported_bfd_names): Rename from
619 supported_names. Change all callers.
620 (Target_selector::recognize_by_emulation): New function.
621 (Target_selector::supported_emulations): New function.
622 (Target_selector::emulation): New function.
623 (Target_selector::do_recognize_by_bfd_name): Rename from
624 do_recognize_by_name. Change all callers.
625 (Target_selector::do_supported_bfd_names): Rename from
626 do_supported_names. Change all callers.
627 (Target_selector::do_recognize_by_emulation): New function.
628 (Target_selector::do_supported_emulations): New function.
629 (select_target_by_bfd_name): Change name in declaration.
630 (select_target_by_emulation): Declare.
631 (supported_emulation_names): Declare.
632 * parameters.cc (parameters_force_valid_target): Try to find
633 target based on emulation from -m option.
634 * options.h (class General_options): Change doc string for -m.
635 * options.cc (help): Print emulations.
636 (General_options::parse_V): Likewise.
637 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
638 Add emulation parameter. Change all callers.
639
200b2bb9
ILT		 6402011-06-28 Ian Lance Taylor <iant@google.com>
641
642 * target.h (class Target): Add osabi_ field.
643 (Target::osabi): New function.
644 (Target::set_osabi): New function.
645 (Target::Target): Initialize osabi_.
646 (Target::do_adjust_elf_header): Make pure virtual.
647 (Sized_target::do_adjust_elf_header): Declare.
648 * target.cc (Sized_target::do_adjust_elf_header): New function.
649 (class Sized_target): Instantiate all versions.
650 * freebsd.h (class Target_freebsd): Remove.
651 (Target_selector_freebsd::do_recognize): Call set_osabi on
652 Target.
653 (Target_selector_freebsd::do_recognize_by_name): Likewise.
654 (Target_selector_freebsd::set_osabi): Remove.
655 * i386.cc (class Target_i386): Inherit from Sized_target rather
656 than Target_freebsd.
657 * x86_64.cc (class Target_x86_64): Likewise.
658
b3ce541e
ILT		 6592011-06-28 Ian Lance Taylor <iant@google.com>
660
661 * target.h (Target::can_check_for_function_pointers): Rewrite.
662 Make non-virtual.
663 (Target::can_icf_inline_merge_sections): Likewise.
664 (Target::section_may_have_icf_unsafe_poineters): Likewise.
665 (Target::Target_info): Add can_icf_inline_merge_sections field.
666 (Target::do_can_check_for_function_pointers): New virtual
667 function.
668 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
669 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
670 from can_check_for_function_pointers, move in file.
671 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
672 section_may_have_icf_unsafe_poineters, move in file.
673 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
674 * i386.cc (Target_i386::do_can_check_for_function_pointers):
675 Rename from can_check_for_function_pointers, move in file.
676 (Target_i386::can_icf_inline_merge_sections): Remove.
677 (Target_i386::i386_info): Initialize
678 can_icf_inline_merge_sections.
679 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
680 Initialize can_icf_inline_merge_sections.
681 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
682 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
683 Rename from can_check_for_function_pointers, move in file.
684 (Target_x86_64::can_icf_inline_merge_sections): Remove.
685 (Target_x86_64::x86_64_info): Initialize
686 can_icf_inline_merge_sections.
687 * testsuite/testfile.cc (Target_test::test_target_info):
688 Likewise.
689 * icf.cc (get_section_contents): Correct formatting.
690
6d1c4efb
ILT		 6912011-06-27 Ian Lance Taylor <iant@google.com>
692
693 * symtab.cc (Symbol::versioned_name): New function.
694 (Symbol_table::add_to_final_symtab): Use versioned_name when
695 appropriate.
696 (Symbol_table::sized_write_symbol): Likewise.
697 * symtab.h (class Symbol): Declare versioned_name.
698 * stringpool.h (class Stringpool_template): Add variant of add
699 which takes a std::basic_string.
700 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
701 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
702 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
703 (ver_test_12.o): New target.
704 * testsuite/Makefile.in: Rebuild.
705
57eb9b50
DK		 7062011-06-27 Doug Kwan <dougkwan@google.com>
707
708 * arm.cc (Arm_relocate_functions::thm_jump8,
709 Arm_relocate_functions::thm_jump11): Use a wider signed
710 type to compute offset.
711 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
712 arm_thm_jump8.
713 * testsuite/Makefile.in: Regenerate.
714 * testsuite/arm_branch_in_range.sh: Check test results of
715 arm_thm_jump11 and arm_thm_jump8.
716 * testsuite/arm_thm_jump11.s: New test source file.
717 * testsuite/arm_thm_jump11.t: New linker script.
718 * testsuite/arm_thm_jump8.s: New test source file.
719 * testsuite/arm_thm_jump8.t: New linker script.
720
487b39df
ILT		 7212011-06-24 Ian Lance Taylor <iant@google.com>
722
723 * layout.cc: Include "object.h".
724 (ctors_sections_in_init_array): New static variable.
725 (Layout::is_ctors_in_init_array): New function.
726 (Layout::layout): Add entry to ctors_sections_in_init_array if
727 appropriate.
728 * layout.h (class Layout): Declare is_ctors_in_init_array.
729 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
730 is_ctors_reverse_view is set.
731 (Sized_relobj_file::write_sections): Add layout parameter. Change
732 all callers. Set is_ctors_reverse_view field of View_size.
733 (Sized_relobj_file::reverse_words): New function.
734 * object.h (Sized_relobj_file::View_size): Add
735 is_ctors_reverse_view field.
736 (class Sized_relobj_file): Update declarations.
737 * testsuite/initpri3.c: New test.
738 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
739 initpri3b.
740 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
741 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
742 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
743 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
744 * testsuite/Makefile.in: Rebuild.
745
472076e4
CC		 7462011-06-24 Cary Coutant <ccoutant@google.com>
747
748 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
749 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
750 (debug_msg_cdebug.err): New targets.
751 * testsuite/Makefile.in: Regenerate.
752 * testsuite/debug_msg.sh: Check output of link with compressed debug.
753 Fix checks for link with shared library.
754
a60af0db
DK		 7552011-06-24 Doug Kwan <dougkwan@google.com>
756
757 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
758 skip empty text sections.
759 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
760
5393d741
ILT		 7612011-06-22 Ian Lance Taylor <iant@google.com>
762
763 PR gold/12910
764 * options.h (class General_options): Add --ctors-in-init-array.
765 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
766 friends as SHT_PROGBITS for merging sections.
767 (Layout::layout): Remove special handling of .init_array and
768 friends. Don't sort if doing relocatable link. Sort for .ctors
769 and .dtors if ctors_in_init_array.
770 (Layout::make_output_section): Force correct section types for
771 .init_array and friends. Don't sort if doing relocatable link,
772 Don't sort .ctors and .dtors if ctors_in_init_array.
773 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
774 (Layout::output_section_name): Add relobj parameter. Change all
775 callers. Handle .ctors. and .dtors. in code rather than table.
776 Handle .ctors and .dtors if ctors_in_init_array.
777 (Layout::match_file_name): New function, moved from output.cc.
778 * layout.h (class Layout): Update declarations.
779 * output.cc: Include "layout.h".
780 (Input_section_sort_entry::get_priority): New function.
781 (Input_section_sort_entry::match_file_name): Just call
782 Layout::match_file_name.
783 (Output_section::Input_section_sort_init_fini_compare::operator()):
784 Handle .ctors and .dtors. Sort by explicit priority rather than
785 by name.
786 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
787 * testsuite/initpri2.c: New test.
788 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
789 (check_PROGRAMS): Add initpri2.
790 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
791 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
792 * configure, testsuite/Makefile.in: Rebuild.
793
e1f74f98
ILT		 7942011-06-19 Ian Lance Taylor <iant@google.com>
795
796 PR gold/12880
797 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
798 .interp section to a PT_INTERP segment even if we have seen a
799 --dynamic-linker option. Don't do it if we have seen a PHDRS
800 clause in a linker script.
801 (Layout::finalize): Don't create a .interp section if we've
802 already create a PT_INTERP segment.
803 (Layout::create_interp): Always call choose_output_section (revert
804 patch of 2011-06-17). Don't create PT_INTERP segment.
805 * script-sections.cc
806 (Script_sections::create_note_and_tls_segments): Add a .interp
807 section to a PT_INTERP segment even if we have seen a
808 --dynamic-linker option.
809
766f91bb
ILT		 8102011-06-18 Ian Lance Taylor <iant@google.com>
811
812 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
813 merely because a non-PT_LOAD segment has a dynamic reloc.
814
0d212c3a
ILT		 8152011-06-18 Ian Lance Taylor <iant@google.com>
816
817 * layout.cc (Layout::finish_dynamic_section): Don't create
818 DT_FLAGS entry if not needed.
819
911a5072
ILT		 8202011-06-18 Ian Lance Taylor <iant@google.com>
821
822 PR gold/12745
823 * layout.cc (Layout::layout_eh_frame): Correct handling of
824 writable .eh_frame section.
825
534b4e5f
ILT		 8262011-06-17 Ian Lance Taylor <iant@google.com>
827
828 PR gold/12893
829 * resolve.cc (Symbol_table::resolve): Don't give an error if a
830 symbol is redefined with the exact same object and value.
831
10b4f102
ILT		 8322011-06-17 Ian Lance Taylor <iant@google.com>
833
834 PR gold/12880
835 * layout.h (class Layout): Add interp_segment_ field.
836 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
837 (Layout::attach_allocated_section_to_segment): If making shared
838 library, put .interp section in PT_INTERP segment.
839 (Layout::finalize): Also call create_interp if -dynamic-linker
840 option was used.
841 (Layout::create_interp): Assert that there is no PT_INTERP
842 segment. If not using a SECTIONS clause, use make_output_section.
843 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
844 * script-sections.cc
845 (Script_sections::create_note_and_tls_segments): If making shared
846 library, put .interp section in PT_INTERP segment.
847
a29b0dad
ILT		 8482011-06-17 Ian Lance Taylor <iant@google.com>
849
e588ea8d
ILT		 850 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
851 when making a shared library.
852
8532011-06-17 Ian Lance Taylor <iant@google.com>
854
855 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
856 parameter. Change all callers. Don't issue warning about PC32
857 against locally defined symbol.
a29b0dad 858
9d3b0698
ILT		 8592011-06-16 Ian Lance Taylor <iant@google.com>
860
861 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
862 occurs in same object.
863
85b0f90c
AM		 8642011-06-14 Alan Modra <amodra@gmail.com>
865
866 * po/POTFILES.in: Regenerate.
867
a94907d9
ILT		 8682011-06-09 Ian Lance Taylor <iant@google.com>
869
870 * script-sections.cc
871 (Orphan_output_section::set_section_addresses): For a relocatable
872 link set address to 0.
873
4fb3a1c3
CC		 8742011-06-09 Cary Coutant <ccoutant@google.com>
875
876 PR gold/12804
877 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
878 used with --compress-debug-sections.
879 * gold/object.cc (Sized_relobj_file::do_layout): Report
880 uncompressed size of compressed input sections.
881
61220854
CC		 8822011-06-08 Cary Coutant <ccoutant@google.com>
883
884 PR gold/12804
885 * testsuite/two_file_test_2_v1.cc: Change initialization of
886 v2 to keep it in .data.
887
e6455dfb
CC		 8882011-06-07 Cary Coutant <ccoutant@google.com>
889
890 * common.cc (Symbol_table::do_allocate_commons_list): Call
891 gold_fallback.
892 * errors.cc (Errors::fatal): Adjust call to gold_exit.
893 (Errors::fallback): New function.
894 (gold_fallback): New function.
895 * errors.h (Errors::fallback): New function.
896 * gold.cc (gold_exit): Change status parameter to enum; adjust
897 all callers.
898 (queue_initial_tasks): Call gold_fallback.
899 * gold.h: Include cstdlib.
900 (Exit_status): New enum type.
901 (gold_exit): Change status parameter to enum.
902 (gold_fallback): New function.
903 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
904 (Layout::create_symtab_sections): Likewise.
905 (Layout::create_shdrs): Likewise.
906 * main.cc (main): Adjust call to gold_exit.
907 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
908 (Output_data_got::add_got_entry_pair): Likewise.
909 (Output_section::add_input_section): Likewise.
910 (Output_section::add_output_section_data): Likewise.
911 (Output_segment::set_section_list_addresses): Likewise.
912 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
913
fb0e076f
CC		 9142011-06-07 Cary Coutant <ccoutant@google.com>
915
916 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
917 for incremental links.
918 * output.cc (Output_segment::set_section_list_addresses): Remove
919 FIXME and test for TLS or BSS.
920
a5ee4d5d
CC		 9212011-06-07 Cary Coutant <ccoutant@google.com>
922
923 * testsuite/Makefile.am: Add incremental_copy_test,
924 incremental_common_test_1.
925 * testsuite/Makefile.in: Regenerate.
926 * testsuite/common_test_1_v1.c: New source file.
927 * testsuite/common_test_1_v2.c: New source file.
928 * testsuite/copy_test_v1.cc: New source file.
929
5146f448
CC		 9302011-06-07 Cary Coutant <ccoutant@google.com>
931
932 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
933 update, allocate common from bss section's free list.
934 * incremental-dump.cc (dump_incremental_inputs): Print flag for
935 linker-defined symbols.
936 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
937 Skip GOT and PLT entries that are no longer referenced.
938 (Output_section_incremental_inputs::write_info_blocks): Mark
939 linker-defined symbols.
940 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
941 * output.cc (Output_section::allocate): New function.
942 * output.h (Output_section::allocate): New function.
943 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
944 linker-defined symbols.
945 (Symbol::override_base_with_special): Copy is_predefined_ flag.
946 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
947 (Symbol::init_base_output_data): Likewise.
948 (Symbol::init_base_output_segment): Likewise.
949 (Symbol::init_base_constant): Likewise.
950 (Sized_symbol::init_output_data): Likewise.
951 (Sized_symbol::init_output_segment): Likewise.
952 (Sized_symbol::init_constant): Likewise.
953 (Symbol_table::do_define_in_output_data): Likewise.
954 (Symbol_table::do_define_in_output_segment): Likewise.
955 (Symbol_table::do_define_as_constant): Likewise.
956 * symtab.h (Symbol::is_predefined): New function.
957 (Symbol::init_base_output_data): Add is_predefined parameter.
958 (Symbol::init_base_output_segment): Likewise.
959 (Symbol::init_base_constant): Likewise.
960 (Symbol::is_predefined_): New data member.
961 (Sized_symbol::init_output_data): Add is_predefined parameter.
962 (Sized_symbol::init_output_segment): Likewise.
963 (Sized_symbol::init_constant): Likewise.
964 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
965
26d3c67d
CC		 9662011-06-07 Cary Coutant <ccoutant@google.com>
967
968 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
969 instead of emit_copy_reloc.
970 (Copy_relocs::emit_copy_reloc): Refactor.
971 (Copy_relocs::make_copy_reloc): New function.
972 (Copy_relocs::add_copy_reloc): Remove.
973 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
974 section.
975 (Copy_relocs::make_copy_reloc): New function.
976 (Copy_relocs::add_copy_reloc): Remove.
977 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
978 unchanged input files.
979 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
980 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
981 Reserve BSS space for COPY relocations.
982 (Sized_incremental_binary::do_emit_copy_relocs): New function.
983 (Output_section_incremental_inputs::write_info_blocks): Record
984 whether a symbol is copied from a shared object.
985 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
986 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
987 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
988 (Incremental_input_entry_reader::get_output_symbol_index): Add
989 is_copy parameter.
990 (Incremental_binary::emit_copy_relocs): New function.
991 (Incremental_binary::do_emit_copy_relocs): New function.
992 (Sized_incremental_binary::Sized_incremental_binary): Initialize
993 new data member.
994 (Sized_incremental_binary::add_copy_reloc): New function.
995 (Sized_incremental_binary::do_emit_copy_relocs): New function.
996 (Sized_incremental_binary::Copy_reloc): New struct.
997 (Sized_incremental_binary::Copy_relocs): New typedef.
998 (Sized_incremental_binary::copy_relocs_): New data member.
999 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1000 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1001 * target.h (Sized_target::emit_copy_reloc): New function.
1002 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1003
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CC		 10042011-06-02 Cary Coutant <ccoutant@google.com>
1005
1006 PR gold/12163
1007 * gold/archive.cc (Archive::Archive): Initialize new data member.
1008 (Archive::include_all_members): Return if archive has already been
1009 included.
1010 * gold/archive.h (Archive::include_all_members_): New data member.
1011
cc643b88
NC		 10122011-06-02 Nick Clifton <nickc@redhat.com>
1013
1014 * dynobj.h: Fix spelling mistake in comment.
1015 * output.cc: Likewise.
1016
f62a3ca7
DK		 10172011-05-31 Doug Kwan <dougkwan@google.com>
1018 Asier Llano
1019
1020 PR gold/12826
cc643b88 1021 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1022 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1023 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1024 redundant arm_exidx_test.so.
1025 * testsuite/Makefile.in: Regenerate.
1026 (check_SCRIPTS): Add pr12826.sh
1027 (check_DATA): Add pr12826.stdout
1028 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1029 * testsuite/pr12826.sh: New file.
1030 * testsuite/pr12826_1.s: Ditto.
1031 * testsuite/pr12826_1.s: Ditto.
1032
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ILT		 10332011-05-30 Ian Lance Taylor <iant@google.com>
1034
1035 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1036 sections.
1037
c49875be
ILT		 10382011-05-29 Ian Lance Taylor <iant@google.com>
1039
1040 PR gold/12804
1041 * testsuite/Makefile.am: Use different file name for two_file_test
1042 temporary file for each incremental test.
1043 * testsuite/Makefile.in: Rebuild.
1044
69d53f7a
ILT		 10452011-05-29 Ian Lance Taylor <iant@google.com>
1046
1047 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1048 binary input file is empty.
1049
41d0ab5f
ILT		 10502011-05-27 Ian Lance Taylor <iant@google.com>
1051
1052 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1053 (ver_test_9.so): Likewise.
1054 * testsuite/Makefile.in: Rebuild.
1055
89d8a36b
CC		 10562011-05-26 Cary Coutant <ccoutant@google.com>
1057
1058 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1059 * incremental.cc (Incremental_inputs::report_input_section): Fix
1060 comment, indentation.
1061 (Incremental_inputs::report_comdat_group): New function.
1062 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1063 of data for incremental input file entry.
1064 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1065 group count, COMDAT group signatures.
1066 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1067 an unchanged input file.
1068 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1069 Initialize new data member.
1070 (Incremental_object_entry::add_comdat_group): New function.
1071 (Incremental_object_entry::get_comdat_group_count): New function.
1072 (Incremental_object_entry::get_comdat_signature_key): New function.
1073 (Incremental_object_entry::groups_): New data member.
1074 (Incremental_inputs::report_comdat_group): New function.
1075 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1076 data for incremental input file entry.
1077 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1078 (Incremental_input_entry_reader::get_input_section): Adjust size of
1079 data for incremental input file entry.
1080 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1081 (Incremental_input_entry_reader::get_comdat_group_signature): New
1082 function.
1083 * object.cc (Sized_relobj::include_section_group): Report kept
1084 COMDAT groups for incremental links.
1085
1706a06f
ILT		 10862011-05-24 David Meyer <pdox@google.com>
1087
1088 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1089 with name parameter. Add found_name parameter.
1090 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1091 * dirsearch.h (class Dirsearch): Update declaration.
1092
a10ae760
ILT		 10932011-05-24 Ian Lance Taylor <iant@google.com>
1094
1095 * archive.cc (Library_base::should_include_member): Pull in object
1096 from archive if it defines the entry symbol.
1097 * parameters.cc (Parameters::entry): New function.
1098 * parameters.h (class Parameters): Declare entry.
1099 * output.h (class Output_file_header): Remove entry_ field.
1100 * output.cc (Output_file_header::Output_file_header): Remove entry
1101 parameter. Change all callers.
1102 (Output_file_header::entry): Use parameters->entry.
1103 * gold.cc (queue_middle_tasks): Likewise.
1104 * plugin.cc (Plugin_hook::run): Likewise.
1105
aa92d6ed
CC		 11062011-05-24 Cary Coutant <ccoutant@google.com>
1107
1108 * gold.cc (queue_initial_tasks): Pass incremental base filename
1109 to Output_file::open_base_file; don't print error message.
1110 * incremental-dump.cc (main): Adjust call to
1111 Output_file::open_for_modification.
1112 * incremental-dump.cc (main): Likewise.
1113 * incremental.cc (Incremental_inputs::report_command_line):
1114 Ignore --incremental-base option when comparing command lines.
1115 Ignore parameter when given as separate argument.
1116 * options.h (class General_options): Add --incremental-base.
1117 * output.cc (Output_file::Output_file):
1118 (Output_file::open_base_file): Add base_name and writable parameters;
1119 read base file into new file; print error message here.
1120 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1121 callers.
1122 * output.h (Output_file::open_for_modification): Rename to...
1123 (Output_file::open_base_file): ...this; add base_name and
1124 writable parameters; adjust all callers.
1125 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1126 callers.
1127 * testsuite/Makefile.am (incremental_test_4): Test
1128 --incremental-base.
1129 * testsuite/Makefile.in: Regenerate.
1130
2eedd706
CC		 11312011-05-24 Cary Coutant <ccoutant@google.com>
1132
1133 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1134 incremental_test_4.
1135 * testsuite/Makefile.in: Regenerate.
1136 * testsuite/two_file_test_1_v1.cc: New test source file.
1137 * testsuite/two_file_test_1b_v1.cc: New test source file.
1138 * testsuite/two_file_test_2_v1.cc: New test source file.
1139
0f1c85a6
CC		 11402011-05-24 Cary Coutant <ccoutant@google.com>
1141
1142 * dynobj.h (Dynobj::do_dynobj): New function.
1143 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1144 flag and soname for shared objects.
1145 * incremental.cc (Incremental_inputs::report_object): Make
1146 either Incremental_object_entry or Incremental_dynobj_entry; add
1147 soname to string table.
1148 (Incremental_inputs::report_input_section): Add assertion.
1149 (Output_section_incremental_inputs::set_final_data_size): Adjust
1150 type of input file entry for shared libraries; adjust size of
1151 shared library info entry.
1152 (Output_section_incremental_inputs::write_input_files): Write
1153 as_needed flag for shared libraries.
1154 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1155 of input file entry for shared libraries; write soname.
1156 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1157 soname from incremental info.
1158 * incremental.h (enum Incremental_input_flags): Add
1159 INCREMENTAL_INPUT_AS_NEEDED.
1160 (Incremental_input_entry::Incremental_input_entry): Initialize new
1161 data member.
1162 (Incremental_input_entry::set_as_needed): New function.
1163 (Incremental_input_entry::as_needed): New function.
1164 (Incremental_input_entry::do_dynobj_entry): New function.
1165 (Incremental_input_entry::as_needed_): New data member.
1166 (Incremental_object_entry::Incremental_object_entry): Don't check
1167 for shared library.
1168 (Incremental_object_entry::do_type): Likewise.
1169 (class Incremental_dynobj_entry): New class.
1170 (Incremental_input_entry_reader::as_needed): New function.
1171 (Incremental_input_entry_reader::get_soname): New function.
1172 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1173 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1174 size of shared library info entry.
1175 * layout.cc (Layout::finish_dynamic_section): Don't test for
1176 incremental link when adding DT_NEEDED entries.
1177 * object.h (Object::Object): Initialize new data member.
1178 (Object::dynobj): New function.
1179 (Object::set_as_needed): New function.
1180 (Object::as_needed): New function.
1181 (Object::do_dynobj): New function.
1182 (Object::as_needed_): New data member.
1183
6fa2a40b
CC		 11842011-05-24 Cary Coutant <ccoutant@google.com>
1185
1186 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1187 info; adjust display of GOT entries.
1188 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1189 vector of input objects; remove file_status_.
1190 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1191 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1192 got_plt reader; call target hooks to reserve GOT entries.
1193 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1194 of input file info header and GOT info entry.
1195 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1196 relocation info.
1197 (Got_plt_view_info::got_descriptor): Remove.
1198 (Got_plt_view_info::sym_index): New data member.
1199 (Got_plt_view_info::input_index): New data member.
1200 (Local_got_offset_visitor::visit): Write input file index.
1201 (Global_got_offset_visitor::visit): Write 0 for input file index.
1202 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1203 with sym_index and input_index.
1204 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1205 incremental info GOT entry; replace got_descriptor with input_index.
1206 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1207 map from input file index to object.
1208 (Sized_relobj_incr::do_layout): Replace direct data member reference
1209 with accessor function.
1210 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1211 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1212 Adjust size of input file info header.
1213 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1214 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1215 (Incremental_input_entry_reader::get_input_section): Adjust size of
1216 input file info header.
1217 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1218 of incremental info GOT entry.
1219 (Incremental_got_plt_reader::get_got_desc): Remove.
1220 (Incremental_got_plt_reader::get_got_symndx): New function.
1221 (Incremental_got_plt_reader::get_got_input_index): New function.
1222 (Sized_incremental_binary::Sized_incremental_binary): Remove
1223 file_status_; add input_objects_.
1224 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1225 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1226 (Sized_incremental_binary::file_is_unchanged): Remove.
1227 (Sized_incremental_binary::set_input_object): New function.
1228 (Sized_incremental_binary::input_object): New function.
1229 (Sized_incremental_binary::file_status_): Remove.
1230 (Sized_incremental_binary::input_objects_): New data member.
1231 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1232 references.
1233 (Sized_relobj_incr::invalid_address): Move to base class.
1234 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1235 class.
1236 (Sized_relobj_incr::do_output_section_offset): Likewise.
1237 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1238 (Sized_relobj_incr::section_offsets_): Likewise.
1239 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1240 function.
1241 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1242 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1243 with accessor function.
1244 (Sized_relobj_file::do_layout): Likewise.
1245 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1246 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1247 (Sized_relobj_file::compute_final_local_value): Replace refs to
1248 section_offsets_ with accessor function.
1249 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1250 * object.h (Relobj::Relobj): Initialize new data members.
1251 (Relobj::add_dyn_reloc): New function.
1252 (Relobj::first_dyn_reloc): New function.
1253 (Relobj::dyn_reloc_count): New function.
1254 (Relobj::first_dyn_reloc_): New data member.
1255 (Relobj::dyn_reloc_count_): New data member.
1256 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1257 references.
1258 (Sized_relobj::Address): New typedef.
1259 (Sized_relobj::invalid_address): Move here from child class.
1260 (Sized_relobj::Sized_relobj): Initialize new data members.
1261 (Sized_relobj::sized_relobj): New function.
1262 (Sized_relobj::is_output_section_offset_invalid): Move here from
1263 child class.
1264 (Sized_relobj::get_output_section_offset): Likewise.
1265 (Sized_relobj::local_has_got_offset): Likewise.
1266 (Sized_relobj::local_got_offset): Likewise.
1267 (Sized_relobj::set_local_got_offset): Likewise.
1268 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1269 (Sized_relobj::clear_got_offsets): New function.
1270 (Sized_relobj::section_offsets): Move here from child class.
1271 (Sized_relobj::do_output_section_offset): Likewise.
1272 (Sized_relobj::do_set_section_offset): Likewise.
1273 (Sized_relobj::Local_got_offsets): Likewise.
1274 (Sized_relobj::local_got_offsets_): Likewise.
1275 (Sized_relobj::section_offsets_): Likewise.
1276 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1277 references.
1278 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1279 class.
1280 (Sized_relobj_file::sized_relobj): New function
1281 (Sized_relobj_file::local_has_got_offset): Move to base class.
1282 (Sized_relobj_file::local_got_offset): Likewise.
1283 (Sized_relobj_file::set_local_got_offset): Likewise.
1284 (Sized_relobj_file::get_output_section_offset): Likewise.
1285 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1286 (Sized_relobj_file::do_output_section_offset): Likewise.
1287 (Sized_relobj_file::do_set_section_offset): Likewise.
1288 (Sized_relobj_file::Local_got_offsets): Likewise.
1289 (Sized_relobj_file::local_got_offsets_): Likewise.
1290 (Sized_relobj_file::section_offsets_): Likewise.
1291 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1292 (all constructors).
1293 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1294 (Output_reloc::get_symbol_index): Likewise.
1295 (Output_reloc::local_section_offset): Likewise.
1296 (Output_reloc::get_address): Likewise.
1297 (Output_reloc::symbol_value): Likewise.
1298 (Output_data_got::reserve_slot): Move to class definition.
1299 (Output_data_got::reserve_local): New function.
1300 (Output_data_got::reserve_slot_for_global): Remove.
1301 (Output_data_got::reserve_global): New function.
1302 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1303 (all constructors, two instantiations).
1304 (Output_reloc::get_relobj): New function (two instantiations).
1305 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1306 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1307 (Output_data_reloc::add_global): Adjust type of relobj.
1308 (Output_data_reloc::add_global_relative): Likewise.
1309 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1310 (Output_data_reloc::add_local): Likewise.
1311 (Output_data_reloc::add_local_relative): Likewise.
1312 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1313 (Output_data_reloc::add_local_section): Likewise.
1314 (Output_data_reloc::add_output_section): Likewise.
1315 (Output_data_reloc::add_absolute): Likewise.
1316 (Output_data_reloc::add_target_specific): Likewise.
1317 (Output_data_got::reserve_slot): Move definition here.
1318 (Output_data_got::reserve_local): New function.
1319 (Output_data_got::reserve_global): New function.
1320 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1321 section_offsets_ with accessor function.
1322 (Sized_relobj_file::write_sections): Likewise.
1323 (Sized_relobj_file::do_relocate_sections): Likewise.
1324 * target.h (Sized_target::reserve_local_got_entry): New function.
1325 (Sized_target::reserve_global_got_entry): New function.
1326 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1327 (Target_x86_64::reserve_global_got_entry): New function.
1328 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1329
4829d394
CC		 13302011-05-23 Cary Coutant <ccoutant@google.com>
1331
1332 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1333 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1334 bit when checking got_type.
1335 * incremental.cc (Sized_incremental_binary::setup_readers):
1336 Store symbol table and string table locations; initialize bit vector
1337 of file status flags.
1338 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1339 unchanged files.
1340 (Sized_incremental_binary::do_process_got_plt): New function.
1341 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1342 (Output_section_incremental_inputs::set_final_data_size): Record
1343 file index for each input file.
1344 (Output_section_incremental_inputs::write_got_plt): Store file index
1345 instead of input entry offset for each GOT entry.
1346 * incremental.h
1347 (Incremental_input_entry::Incremental_input_entry): Initialize new
1348 data member.
1349 (Incremental_input_entry::set_offset): Store file index.
1350 (Incremental_input_entry::get_file_index): New function.
1351 (Incremental_input_entry::file_index_): New data member.
1352 (Incremental_binary::process_got_plt): New function.
1353 (Incremental_binary::do_process_got_plt): New function.
1354 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1355 data members.
1356 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1357 (Sized_incremental_binary::set_file_is_unchanged): New function.
1358 (Sized_incremental_binary::file_is_unchanged): New function.
1359 (Sized_incremental_binary::do_process_got_plt): New function.
1360 (Sized_incremental_binary::file_status_): New data member.
1361 (Sized_incremental_binary::main_symtab_loc_): New data member.
1362 (Sized_incremental_binary::main_strtab_loc_): New data member.
1363 * output.cc (Output_data_got::Got_entry::write): Add case
1364 RESERVED_CODE.
1365 (Output_data_got::add_global): Call add_got_entry.
1366 (Output_data_got::add_global_plt): Likewise.
1367 (Output_data_got::add_global_with_rel): Likewise.
1368 (Output_data_got::add_global_with_rela): Likewise.
1369 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1370 (Output_data_got::add_global_pair_with_rela): Likewise.
1371 (Output_data_got::add_local): Call add_got_entry.
1372 (Output_data_got::add_local_plt): Likewise.
1373 (Output_data_got::add_local_with_rel): Likewise.
1374 (Output_data_got::add_local_with_rela): Likewise.
1375 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1376 (Output_data_got::add_local_pair_with_rela): Likewise.
1377 (Output_data_got::reserve_slot): New function.
1378 (Output_data_got::reserve_slot_for_global): New function.
1379 (Output_data_got::add_got_entry): New function.
1380 (Output_data_got::add_got_entry_pair): New function.
1381 (Output_section::add_output_section_data): Edit FIXME.
1382 * output.h
1383 (Output_section_data_build::Output_section_data_build): New
1384 constructor with size parameter.
1385 (Output_data_space::Output_data_space): Likewise.
1386 (Output_data_got::Output_data_got): Initialize new data member; new
1387 constructor with size parameter.
1388 (Output_data_got::add_constant): Call add_got_entry.
1389 (Output_data_got::reserve_slot): New function.
1390 (Output_data_got::reserve_slot_for_global): New function.
1391 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1392 (Output_data_got::add_got_entry): New function.
1393 (Output_data_got::add_got_entry_pair): New function.
1394 (Output_data_got::free_list_): New data member.
1395 * target.h (Sized_target::init_got_plt_for_update): New function.
1396 (Sized_target::register_global_plt_entry): New function.
1397 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1398 Initialize new data member; call init; add constructor with PLT count.
1399 (Output_data_plt_x86_64::init): New function.
1400 (Output_data_plt_x86_64::add_relocation): New function.
1401 (Output_data_plt_x86_64::reserve_slot): New function.
1402 (Output_data_plt_x86_64::free_list_): New data member.
1403 (Target_x86_64::init_got_plt_for_update): New function.
1404 (Target_x86_64::register_global_plt_entry): New function.
1405 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1406 incremental updates.
1407 (Output_data_plt_x86_64::add_relocation): New function.
1408 * testsuite/object_unittest.cc (Object_test): Set default options.
1409
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1411
1412 * options.h (class General_options): Make -i a synonym for -r.
1413
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1415
1416 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1417
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CC		 14182011-05-10 Cary Coutant <ccoutant@google.com>
1419
1420 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1421 strip_all (-s).
1422
5b7b7d6e
ILT		 14232011-05-06 Ian Lance Taylor <iant@google.com>
1424
1425 * layout.cc (Layout::layout): If the output section flags change,
1426 update the ordering.
1427
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CC		 14282011-04-25 Cary Coutant <ccoutant@google.com>
1429
1430 * incremental-dump.cc (dump_incremental_inputs): Print local
1431 symbol info for each input file.
1432 * incremental.cc
1433 (Output_section_incremental_inputs::set_final_data_size): Add local
1434 symbol info to input file entries in incremental info.
1435 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1436 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1437 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1438 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1439 implementation.
1440 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1441 (Sized_incr_relobj::do_relocate): Write the local symbols.
1442 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1443 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1444 Adjust size of input file header.
1445 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1446 (Incremental_inputs_reader::get_local_symbol_count): New function.
1447 (Incremental_inputs_reader::get_input_section): Adjust size of input
1448 file header.
1449 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1450 (Sized_incr_relobj::This): New typedef.
1451 (Sized_incr_relobj::sym_size): New const data member.
1452 (Sized_incr_relobj::Local_symbol): New struct.
1453 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1454 (Sized_incr_relobj::do_local_symbol_offset): New function.
1455 (Sized_incr_relobj::local_symbol_count_): New data member.
1456 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1457 (Sized_incr_relobj::local_symbol_index_): New data member.
1458 (Sized_incr_relobj::local_symbol_offset_): New data member.
1459 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1460 (Sized_incr_relobj::local_symbols_): New data member.
1461 * object.h (Relobj::output_local_symbol_count): New function.
1462 (Relobj::local_symbol_offset): New function.
1463 (Relobj::do_output_local_symbol_count): New function.
1464 (Relobj::do_local_symbol_offset): New function.
1465 (Sized_relobj::do_output_local_symbol_count): New function.
1466 (Sized_relobj::do_local_symbol_offset): New function.
1467
d0a9ace3
ILT		 14682011-04-22 Vladimir Simonov <sv@sw.ru>
1469
1470 * descriptors.cc (set_close_on_exec): New function.
1471 (Descriptors::open): Use set_close_on_exec.
1472 * output.cc (S_ISLNK): Define if not defined.
1473
94a3fc8b
CC		 14742011-04-22 Cary Coutant <ccoutant@google.com>
1475
1476 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1477 global symbol map.
1478 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1479 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1480 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1481 relocations.
1482 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1483 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1484 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1485 * incremental.h
1486 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1487 function.
1488 (Incremental_binary::apply_incremental_relocs): New function.
1489 (Incremental_binary::do_apply_incremental_relocs): New function.
1490 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1491 data member.
1492 (Sized_incremental_binary::add_global_symbol): New function.
1493 (Sized_incremental_binary::global_symbol): New function.
1494 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1495 (Sized_incremental_binary::symbol_map_): New data member.
1496 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1497 * target.h (Sized_target::apply_relocation): New function.
1498 * target-reloc.h (apply_relocation): New function.
1499 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1500
c87e4302
DK		 15012011-04-22 Doug Kwan <dougkwan@google.com>
1502
1503 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1504 flag of a SHT_ARM_EXIDX section.
1505 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1506 * testsuite/Makefile.in: Regenerate.
1507 * testsuite/arm_exidx_test.s: New file.
1508 * testsuite/arm_exidx_test.sh: Same.
1509
e7782cf6
CC		 15102011-04-20 Cary Coutant <ccoutant@google.com>
1511
1512 PR gold/12689
1513 * archive.h (Incremental_archive_entry::Archive_member):
1514 Initialize arg_serial_ (second constructor).
1515
308ecdc7
ILT		 15162011-04-17 Ian Lance Taylor <iant@google.com>
1517
1518 * object.cc (Relocate_info::location): Simplify location string.
1519 * errors.cc (Errors::error_at_location): Don't print program
1520 name.
1521 (Errors::warning_at_location): Likewise.
1522 (Errors::undefined_symbol): Likewise.
1523 * testsuite/debug_msg.sh: Update accordingly.
1524
bec5b579
CC		 15252011-04-14 Cary Coutant <ccoutant@google.com>
1526
1527 * gold/layout.cc (Layout::symtab_section_offset): New function.
1528 * gold/layout.h (Layout::symtab_section_offset): New function.
1529 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1530
88597d34
ILT		 15312011-04-12 Ian Lance Taylor <iant@google.com>
1532
1533 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1534 with MREMAP_MAYMOVE.
1535 * output.h (class Output_file): Add map_is_allocated_ field.
1536 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1537 not available, provide stubs. If mremap is not available, #define
1538 it to gold_mremap.
1539 (MREMAP_MAYMOVE): Define if not defined.
1540 (Output_file::Output_file): Initialize map_is_allocated_.
1541 (Output_file::resize): Check map_is_allocated_.
1542 (Output_file::map_anonymous): If mmap fails, use malloc.
1543 (Output_file::unmap): Don't do anything for an anonymous map.
1544 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1545 is not available, provide stubs.
1546 (File_read::View::~View): Use free rather than delete[].
1547 (File_read::make_view): Use malloc rather than new[]. If mmap
1548 fails, use malloc.
1549 (File_read::find_or_make_view): Use malloc rather than new[].
1550 * gold.h: Remove HAVE_REMAP code.
1551 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1552 exists. Rename mremap to gold_mremap. If mmap is not available
1553 don't do anything.
1554 * configure, config.in: Rebuild.
1555
11e361bc
ILT		 15562011-04-11 Ian Lance Taylor <iant@google.com>
1557
1558 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1559 initialize local variable v.
1560
cdc29364
CC		 15612011-04-11 Cary Coutant <ccoutant@google.com>
1562
1563 * archive.cc (Archive::include_member): Adjust call to
1564 report_object.
1565 (Add_archive_symbols::run): Track argument serial numbers.
1566 (Lib_group::include_member): Likewise.
1567 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1568 * archive.h (Incremental_archive_entry::Archive_member):
1569 Initialize arg_serial_.
1570 (Archive_member::arg_serial_): New data member.
1571 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1572 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1573 incremental link.
1574 (Sized_dynobj::do_for_all_local_got_entries): New function.
1575 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1576 function.
1577 * fileread.cc (get_mtime): New function.
1578 * fileread.h (get_mtime): New function.
1579 * gold.cc (queue_initial_tasks): Check for incremental update.
1580 (process_incremental_input): New function.
1581 (queue_middle_tasks): Don't force valid target for incremental
1582 update.
1583 * incremental-dump.cc (find_input_containing_global): Adjust
1584 size of symbol info entry.
1585 (dump_incremental_inputs): Dump argument serial number and
1586 in_system_directory flag; bias shndx by 1; print symbol names
1587 when dumping per-file symbol lists; use new symbol info readers.
1588 * incremental.cc
1589 (Output_section_incremental_inputs:update_data_size): New function.
1590 (Sized_incremental_binary::setup_readers): Setup input readers
1591 for each input file; build maps for files added from libraries
1592 and scripts.
1593 (Sized_incremental_binary::check_input_args): New function.
1594 (Sized_incremental_binary::do_check_inputs): Build map of argument
1595 serial numbers to input arguments.
1596 (Sized_incremental_binary::do_file_has_changed): Rename
1597 do_file_is_unchanged to this; compare file modification times.
1598 (Sized_incremental_binary::do_init_layout): New function.
1599 (Sized_incremental_binary::do_reserve_layout): New function.
1600 (Sized_incremental_binary::do_get_input_reader): Remove.
1601 (Sized_incremental_binary::get_symtab_view): New function.
1602 (Incremental_checker::can_incrementally_link_output_file): Remove.
1603 (Incremental_inputs::report_command_line): Exclude --debug options.
1604 (Incremental_inputs::report_archive_begin): Add parameter; track
1605 argument serial numbers; don't put input file entry for archive
1606 before archive members.
1607 (Incremental_inputs::report_archive_end): Put input file entry
1608 for archive after archive members.
1609 (Incremental_inputs::report_object): Add parameter; track argument
1610 serial numbers and in_system_directory flag.
1611 (Incremental_inputs::report_script): Add parameter; track argument
1612 serial numbers.
1613 (Output_section_incremental_inputs::set_final_data_size): Adjust
1614 size of symbol info entry; check for forwarding symbols.
1615 (Output_section_incremental_inputs::write_input_files): Write
1616 in_system_directory flag and argument serial number.
1617 (Output_section_incremental_inputs::write_info_blocks): Map section
1618 indices between incremental info and original input file; store
1619 input section index for each symbol.
1620 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1621 change operator() to visit().
1622 (class Global_got_offset_visitor): Likewise.
1623 (class Global_symbol_visitor_got_plt):
1624 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1625 classes.
1626 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1627 (Sized_incr_relobj::do_read_symbols): New function.
1628 (Sized_incr_relobj::do_layout): New function.
1629 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1630 (Sized_incr_relobj::do_add_symbols): New function.
1631 (Sized_incr_relobj::do_should_include_member): New function.
1632 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1633 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1634 (Sized_incr_relobj::do_section_size): New function.
1635 (Sized_incr_relobj::do_section_name): New function.
1636 (Sized_incr_relobj::do_section_contents): New function.
1637 (Sized_incr_relobj::do_section_flags): New function.
1638 (Sized_incr_relobj::do_section_entsize): New function.
1639 (Sized_incr_relobj::do_section_address): New function.
1640 (Sized_incr_relobj::do_section_type): New function.
1641 (Sized_incr_relobj::do_section_link): New function.
1642 (Sized_incr_relobj::do_section_info): New function.
1643 (Sized_incr_relobj::do_section_addralign): New function.
1644 (Sized_incr_relobj::do_initialize_xindex): New function.
1645 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1646 (Sized_incr_relobj::do_read_relocs): New function.
1647 (Sized_incr_relobj::do_gc_process_relocs): New function.
1648 (Sized_incr_relobj::do_scan_relocs): New function.
1649 (Sized_incr_relobj::do_count_local_symbols): New function.
1650 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1651 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1652 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1653 (Sized_incr_relobj::do_relocate): New function.
1654 (Sized_incr_relobj::do_set_section_offset): New function.
1655 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1656 (Sized_incr_dynobj::do_read_symbols): New function.
1657 (Sized_incr_dynobj::do_layout): New function.
1658 (Sized_incr_dynobj::do_add_symbols): New function.
1659 (Sized_incr_dynobj::do_should_include_member): New function.
1660 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1661 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1662 (Sized_incr_dynobj::do_section_size): New function.
1663 (Sized_incr_dynobj::do_section_name): New function.
1664 (Sized_incr_dynobj::do_section_contents): New function.
1665 (Sized_incr_dynobj::do_section_flags): New function.
1666 (Sized_incr_dynobj::do_section_entsize): New function.
1667 (Sized_incr_dynobj::do_section_address): New function.
1668 (Sized_incr_dynobj::do_section_type): New function.
1669 (Sized_incr_dynobj::do_section_link): New function.
1670 (Sized_incr_dynobj::do_section_info): New function.
1671 (Sized_incr_dynobj::do_section_addralign): New function.
1672 (Sized_incr_dynobj::do_initialize_xindex): New function.
1673 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1674 (make_sized_incremental_object): New function.
1675 (Incremental_library::copy_unused_symbols): New function.
1676 (Incremental_library::do_for_all_unused_symbols): New function.
1677 * incremental.h (enum Incremental_input_flags): New type.
1678 (class Incremental_checker): Remove.
1679 (Incremental_input_entry::Incremental_input_entry): Add argument
1680 serial number.
1681 (Incremental_input_entry::arg_serial): New function.
1682 (Incremental_input_entry::set_is_in_system_directory): New function.
1683 (Incremental_input_entry::is_in_system_directory): New function.
1684 (Incremental_input_entry::arg_serial_): New data member.
1685 (Incremental_input_entry::is_in_system_directory_): New data member.
1686 (class Script_info): Move here from script.h.
1687 (Script_info::Script_info): Add filename parameter.
1688 (Script_info::filename): New function.
1689 (Script_info::filename_): New data member.
1690 (Incremental_script_entry::Incremental_script_entry): Add argument
1691 serial number.
1692 (Incremental_object_entry::Incremental_object_entry): Likewise.
1693 (Incremental_object_entry::add_input_section): Build list of input
1694 sections with map to original shndx.
1695 (Incremental_object_entry::get_input_section_index): New function.
1696 (Incremental_object_entry::shndx_): New data member.
1697 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1698 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1699 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1700 serial number.
1701 (Incremental_inputs::report_archive_begin): Likewise.
1702 (Incremental_inputs::report_object): Likewise.
1703 (Incremental_inputs::report_script): Likewise.
1704 (class Incremental_global_symbol_reader): New class.
1705 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1706 and store flags and input file type.
1707 (Incremental_input_entry_reader::arg_serial): New function.
1708 (Incremental_input_entry_reader::type): Extract type from flags.
1709 (Incremental_input_entry_reader::is_in_system_directory): New function.
1710 (Incremental_input_entry_reader::get_input_section_count): Call
1711 accessor function for type.
1712 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1713 function for type; adjust size of global symbol entry.
1714 (Incremental_input_entry_reader::get_global_symbol_count): Call
1715 accessor function for type.
1716 (Incremental_input_entry_reader::get_object_count): Likewise.
1717 (Incremental_input_entry_reader::get_object_offset): Likewise.
1718 (Incremental_input_entry_reader::get_member_count): Likewise.
1719 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1720 (Incremental_input_entry_reader::get_member_offset): Likewise.
1721 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1722 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1723 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1724 (Incremental_input_entry_reader::get_global_symbol_reader): New
1725 function.
1726 (Incremental_input_entry_reader::get_output_symbol_index): New
1727 function.
1728 (Incremental_input_entry_reader::type_): Remove.
1729 (Incremental_input_entry_reader::flags_): New data member.
1730 (Incremental_inputs_reader::input_file_offset): New function.
1731 (Incremental_inputs_reader::input_file_index): New function.
1732 (Incremental_inputs_reader::input_file): Call input_file_offset.
1733 (Incremental_inputs_reader::input_file_at_offset): New function.
1734 (Incremental_relocs_reader::get_r_type): Reformat.
1735 (Incremental_relocs_reader::get_r_shndx): Reformat.
1736 (Incremental_relocs_reader::get_r_offset): Reformat.
1737 (Incremental_relocs_reader::data): New function.
1738 (Incremental_binary::Incremental_binary): Initialize new data members.
1739 (Incremental_binary::check_inputs): Add cmdline parameter.
1740 (Incremental_binary::file_is_unchanged): Remove.
1741 (Input_reader::arg_serial): New function.
1742 (Input_reader::get_unused_symbol_count): New function.
1743 (Input_reader::get_unused_symbol): New function.
1744 (Input_reader::do_arg_serial): New function.
1745 (Input_reader::do_get_unused_symbol_count): New function.
1746 (Input_reader::do_get_unused_symbol): New function.
1747 (Incremental_binary::input_file_count): New function.
1748 (Incremental_binary::get_input_reader): Change signature to use
1749 index instead of filename.
1750 (Incremental_binary::file_has_changed): New function.
1751 (Incremental_binary::get_input_argument): New function.
1752 (Incremental_binary::get_library): New function.
1753 (Incremental_binary::get_script_info): New function.
1754 (Incremental_binary::init_layout): New function.
1755 (Incremental_binary::reserve_layout): New function.
1756 (Incremental_binary::output_file): New function.
1757 (Incremental_binary::do_check_inputs): New function.
1758 (Incremental_binary::do_file_is_unchanged): Remove.
1759 (Incremental_binary::do_file_has_changed): New function.
1760 (Incremental_binary::do_init_layout): New function.
1761 (Incremental_binary::do_reserve_layout): New function.
1762 (Incremental_binary::do_input_file_count): New function.
1763 (Incremental_binary::do_get_input_reader): Change signature.
1764 (Incremental_binary::input_args_map_): New data member.
1765 (Incremental_binary::library_map_): New data member.
1766 (Incremental_binary::script_map_): New data member.
1767 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1768 new data members.
1769 (Sized_incremental_binary::output_section): New function.
1770 (Sized_incremental_binary::inputs_reader): Add const.
1771 (Sized_incremental_binary::symtab_reader): Add const.
1772 (Sized_incremental_binary::relocs_reader): Add const.
1773 (Sized_incremental_binary::got_plt_reader): Add const.
1774 (Sized_incremental_binary::get_symtab_view): New function.
1775 (Sized_incremental_binary::Inputs_reader): New typedef.
1776 (Sized_incremental_binary::Input_entry_reader): New typedef.
1777 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1778 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1779 (Sized_incremental_binary::do_file_has_changed): New function.
1780 (Sized_incremental_binary::do_init_layout): New function.
1781 (Sized_incremental_binary::do_reserve_layout): New function.
1782 (Sized_input_reader::Inputs_reader): Remove.
1783 (Sized_input_reader::Input_entry_reader): Remove.
1784 (Sized_input_reader::do_arg_serial): New function.
1785 (Sized_input_reader::do_get_unused_symbol_count): New function.
1786 (Sized_input_reader::do_get_unused_symbol): New function.
1787 (Sized_incremental_binary::do_input_file_count): New function.
1788 (Sized_incremental_binary::do_get_input_reader): Change signature;
1789 use index instead of filename.
1790 (Sized_incremental_binary::section_map_): New data member.
1791 (Sized_incremental_binary::input_entry_readers_): New data member.
1792 (class Sized_incr_relobj): New class.
1793 (class Sized_incr_dynobj): New class.
1794 (make_sized_incremental_object): New function.
1795 (class Incremental_library): New class.
1796 * layout.cc (Free_list::num_lists): New static data member.
1797 (Free_list::num_nodes): New static data member.
1798 (Free_list::num_removes): New static data member.
1799 (Free_list::num_remove_visits): New static data member.
1800 (Free_list::num_allocates): New static data member.
1801 (Free_list::num_allocate_visits): New static data member.
1802 (Free_list::init): New function.
1803 (Free_list::remove): New function.
1804 (Free_list::allocate): New function.
1805 (Free_list::dump): New function.
1806 (Free_list::print_stats): New function.
1807 (Layout_task_runner::run): Resize output file for incremental updates.
1808 (Layout::Layout): Initialize new data members.
1809 (Layout::set_incremental_base): New function.
1810 (Layout::init_fixed_output_section): New function.
1811 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1812 incremental updates.
1813 (Layout::create_gold_note): Do not create gold note section for
1814 incremental updates.
1815 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1816 for incremental updates.
1817 (Layout::set_section_offsets): For incremental updates, allocate space
1818 from free list.
1819 (Layout::create_symtab_sections): Layout with offsets relative to
1820 start of section; for incremental updates, allocate space from free
1821 list.
1822 (Layout::create_shdrs): For incremental updates, allocate space from
1823 free list.
1824 (Layout::finish_dynamic_section): For incremental updates, do not
1825 check --as-needed (fixed in subsequent patch).
1826 * layout.h (class Free_list): New class.
1827 (Layout::set_incremental_base): New function.
1828 (Layout::incremental_base): New function.
1829 (Layout::init_fixed_output_section): New function.
1830 (Layout::allocate): New function.
1831 (Layout::incremental_base_): New data member.
1832 (Layout::free_list_): New data member.
1833 * main.cc (main): Print Free_list statistics.
1834 * object.cc (Relobj::finalize_incremental_relocs): Add
1835 clear_counts parameter; clear counts only when clear_counts is set.
1836 (Sized_relobj::Sized_relobj): Initialize new base class.
1837 (Sized_relobj::do_layout): Don't report special sections.
1838 (Sized_relobj::do_for_all_local_got_entries): New function.
1839 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1840 symtab_off to all symbol table offsets.
1841 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1842 * object.h (class Got_offset_list): Move to top of file.
1843 (Object::Object): Allow case where input_file == NULL.
1844 (Object::~Object): Likewise.
1845 (Object::input_file): Assert that input_file != NULL.
1846 (Object::lock): Allow case where input_file == NULL.
1847 (Object::unlock): Likewise.
1848 (Object::is_locked): Likewise.
1849 (Object::token): Likewise.
1850 (Object::release): Likewise.
1851 (Object::is_incremental): New function.
1852 (Object::get_mtime): New function.
1853 (Object::for_all_local_got_entries): New function.
1854 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1855 (Object::set_is_in_system_directory): New function.
1856 (Object::is_in_system_directory): New function.
1857 (Object::do_is_incremental): New function.
1858 (Object::do_get_mtime): New function.
1859 (Object::do_for_all_local_got_entries): New function.
1860 (Object::is_in_system_directory_): New data member.
1861 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1862 (class Sized_relobj_base): New class.
1863 (class Sized_relobj): Derive from Sized_relobj_base.
1864 (class Sized_relobj::Symbols): Redeclare from base class.
1865 (class Sized_relobj::local_got_offset_list): Remove.
1866 (class Sized_relobj::Output_sections): Redeclare from base class.
1867 (class Sized_relobj::do_for_all_local_got_entries): New function.
1868 (class Sized_relobj::write_local_symbols): Add offset parameter.
1869 (class Sized_relobj::local_symbol_offset_): Update comment.
1870 (class Sized_relobj::local_dynsym_offset_): Update comment.
1871 * options.cc (Input_arguments::add_file): Remove const.
1872 * options.h (Input_file_argument::Input_file_argument):
1873 Initialize arg_serial_ (all constructors).
1874 (Input_file_argument::set_arg_serial): New function.
1875 (Input_file_argument::arg_serial): New function.
1876 (Input_file_argument::arg_serial_): New data member.
1877 (Input_arguments::Input_arguments): Initialize file_count_.
1878 (Input_arguments::add_file): Remove const.
1879 (Input_arguments::number_of_input_files): New function.
1880 (Input_arguments::file_count_): New data member.
1881 (Command_line::number_of_input_files): Call
1882 Input_arguments::number_of_input_files.
1883 * output.cc (Output_segment_headers::Output_segment_headers):
1884 Set current size.
1885 (Output_section::Input_section::current_data_size): New function.
1886 (Output_section::Output_section): Initialize new data members.
1887 (Output_section::add_input_section): Don't do merge sections for
1888 an incremental link; allocate space from free list for an
1889 incremental update.
1890 (Output_section::add_output_section_data): Allocate space from
1891 free list for an incremental update.
1892 (Output_section::update_data_size): New function.
1893 (Output_section::set_fixed_layout): New function.
1894 (Output_section::reserve): New function.
1895 (Output_segment::set_section_addresses): Remove const.
1896 (Output_segment::set_section_list_addresses): Remove const; allocate
1897 space from free list for an incremental update.
1898 (Output_segment::set_offset): Adjust size of RELRO segment for an
1899 incremental update.
1900 * output.h (Output_data::current_data_size): Move here from
1901 child classes.
1902 (Output_data::pre_finalize_data_size): New function.
1903 (Output_data::update_data_size): New function.
1904 (Output_section_headers::update_data_size): new function.
1905 (Output_section_data_build::current_data_size): Move to Output_data.
1906 (Output_data_strtab::update_data_size): New function.
1907 (Output_section::current_data_size): Move to Output_data.
1908 (Output_section::set_fixed_layout): New function.
1909 (Output_section::has_fixed_layout): New function.
1910 (Output_section::reserve): New function.
1911 (Output_section::update_data_size): New function.
1912 (Output_section::has_fixed_layout_): New data member.
1913 (Output_section::free_list_): New data member.
1914 (Output_segment::set_section_addresses): Remove const.
1915 (Output_segment::set_section_list_addresses): Remove const.
1916 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1917 New function.
1918 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1919 New function.
1920 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1921 parameter when calling Add_symbols constructor; store argument
1922 serial number for members of a lib group.
1923 (Add_symbols::locks): Allow case where token == NULL.
1924 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1925 (Read_member::~Read_member): New function.
1926 (Read_member::is_runnable): New function.
1927 (Read_member::locks): New function.
1928 (Read_member::run): New function.
1929 (Check_script::~Check_script): New function.
1930 (Check_script::is_runnable): New function.
1931 (Check_script::locks): New function.
1932 (Check_script::run): New function.
1933 (Check_library::~Check_library): New function.
1934 (Check_library::is_runnable): New function.
1935 (Check_library::locks): New function.
1936 (Check_library::run): New function.
1937 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1938 (Add_symbols::library_): New data member.
1939 (class Read_member): New class.
1940 (class Check_script): New class.
1941 (class Check_library): New class.
1942 * reloc.cc (Read_relocs::is_runnable): Allow case where
1943 token == NULL.
1944 (Read_relocs::locks): Likewise.
1945 (Scan_relocs::locks): Likewise.
1946 (Relocate_task::locks): Likewise.
1947 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1948 to clear counters.
1949 (Sized_relobj::incremental_relocs_scan): Fix comment.
1950 (Sized_relobj::do_relocate): Pass output file offset to
1951 write_local_symbols.
1952 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1953 from class declaration.
1954 * script.cc (read_input_script): Allocate Script_info; pass
1955 argument serial number to report_script.
1956 * script.h (class Script_info): Move to incremental.h.
1957 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1958 * symtab.h (Symbol_table::add_from_incrobj): New function.
1959 (Symbol_table::set_file_offset): New function.
1960
b961d0d7
CC		 19612011-04-05 Cary Coutant <ccoutant@google.com>
1962
1963 * incremental-dump.cc (dump_incremental_inputs): Change signature
1964 to take a Sized_incremental_binary; change caller. Use readers
1965 in Sized_incremental_binary.
1966 * incremental.cc
1967 (Sized_incremental_binary::find_incremental_inputs_sections):
1968 Rename do_find_incremental_inputs_sections to this.
1969 (Sized_incremental_binary::setup_readers): New function.
1970 (Sized_incremental_binary::do_check_inputs): Check
1971 has_incremental_info_ flag; move setup code to setup_readers;
1972 use input readers.
1973 (Sized_incremental_binary::do_file_is_unchanged): New function.
1974 (Sized_incremental_binary::do_get_input_reader): New function.
1975 * incremental.h (class Incremental_binary): Move to end of file.
1976 (Incremental_binary::file_is_unchanged): New function.
1977 (Incremental_binary::do_file_is_unchanged): New function.
1978 (Incremental_binary::Input_reader): New class.
1979 (Incremental_binary::get_input_reader): New function.
1980 (class Sized_incremental_binary): Move to end of file.
1981 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1982 input section reader classes.
1983 (Sized_incremental_binary::has_incremental_info): New function.
1984 (Sized_incremental_binary::inputs_reader): New function.
1985 (Sized_incremental_binary::symtab_reader): New function.
1986 (Sized_incremental_binary::relocs_reader): New function.
1987 (Sized_incremental_binary::got_plt_reader): New function.
1988 (Sized_incremental_binary::do_file_is_unchanged): New function.
1989 (Sized_incremental_binary::Sized_input_reader): New class.
1990 (Sized_incremental_binary::get_input_reader): New function.
1991 (Sized_incremental_binary::find_incremental_inputs_sections):
1992 Rename do_find_incremental_inputs_sections to this.
1993 (Sized_incremental_binary::setup_readers): New function.
1994 (Sized_incremental_binary::has_incremental_info_): New data member.
1995 (Sized_incremental_binary::inputs_reader_): New data member.
1996 (Sized_incremental_binary::symtab_reader_): New data member.
1997 (Sized_incremental_binary::relocs_reader_): New data member.
1998 (Sized_incremental_binary::got_plt_reader_): New data member.
1999 (Sized_incremental_binary::current_input_file_): New data member.
2000
a869183f
PP		 20012011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2002
2003 PR gold/12640
2004 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2005 violation.
2006
20072011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2008
2009 * archive.cc (Archive::include_member): Adjust call to report_object.
2010 (Add_archive_symbols::run): Add script_info to call to
2011 report_archive_begin.
2012 (Lib_group::include_member): Adjust call to report_object.
2013 (Add_lib_group_symbols::run): Adjust call to report_object.
2014 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2015 blocks. Add object count for script input files.
2016 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2017 script_info parameter; change all callers.
2018 (Incremental_inputs::report_object): Add script_info parameter;
2019 change all callers.
2020 (Incremental_inputs::report_script): Store backpointer to
2021 incremental info entry.
2022 (Output_section_incremental_inputs::set_final_data_size): Record
2023 additional information for scripts.
2024 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2025 * incremental.h (Incremental_script_entry::add_object): New function.
2026 (Incremental_script_entry::get_object_count): New function.
2027 (Incremental_script_entry::get_object): New function.
2028 (Incremental_script_entry::objects_): New data member; adjust
2029 constructor.
2030 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2031 (Incremental_inputs::report_object): Add script_info parameter.
2032 (Incremental_inputs_reader::get_object_count): New function.
2033 (Incremental_inputs_reader::get_object_offset): New function.
2034 * options.cc (Input_arguments::add_file): Return reference to
2035 new input argument.
2036 * options.h (Input_argument::set_script_info): New function.
2037 (Input_argument::script_info): New function.
2038 (Input_argument::script_info_): New data member; adjust all
2039 constructors.
2040 (Input_file_group::add_file): Return reference to new input argument.
2041 (Input_file_lib::add_file): Likewise.
2042 (Input_arguments::add_file): Likewise.
2043 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2044 * script.cc (Parser_closure::Parser_closure): Add script_info
2045 parameter; adjust all callers.
2046 (Parser_closure::script_info): New function.
2047 (Parser_closure::script_info_): New data member.
2048 (read_input_script): Report scripts earlier to incremental info.
2049 (script_add_file): Set script_info in Input_argument.
2050 (script_add_library): Likewise.
2051 * script.h (Script_options::Script_info): Rewrite class.
2052
a869183f 20532011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2054
2055 * archive.cc (Library_base::should_include_member): Move
2056 method here from class Archive.
2057 (Archive::Archive): Initialize base class.
2058 (Archive::should_include_member): Move to base class.
2059 (Archive::do_for_all_unused_symbols): New function.
2060 (Add_archive_symbols::run): Remove redundant access to
2061 incremental_inputs.
2062 (Lib_group::Lib_group): Initialize base class.
2063 (Lib_group::do_filename): New function.
2064 (Lib_group::include_member): Pass pointer to Lib_group to
2065 report_object.
2066 (Lib_group::do_for_all_unused_symbols): New function.
2067 (Add_lib_group_symbols::run): Report archive information for
2068 incremental links.
2069 * archive.h (class Library_base): New base class.
2070 (class Archive): Derive from Library_base.
2071 (Archive::filename): Move to base class.
2072 (Archive::set_incremental_info): Likewise.
2073 (Archive::incremental_info): Likewise.
2074 (Archive::Should_include): Likewise.
2075 (Archive::should_include_member): Likewise.
2076 (Archive::Armap_entry): Remove.
2077 (Archive::Unused_symbol_iterator): Remove.
2078 (Archive::unused_symbols_begin): Remove.
2079 (Archive::unused_symbols_end): Remove.
2080 (Archive::do_filename): New function.
2081 (Archive::do_get_mtime): New function.
2082 (Archive::do_for_all_unused_symbols): New function.
2083 (Archive::task_): Move to base class.
2084 (Archive::incremental_info_): Likewise.
2085 (class Lib_group): Derive from Library_base.
2086 (Lib_group::do_filename): New function.
2087 (Lib_group::do_get_mtime): New function.
2088 (Lib_group::do_for_all_unused_symbols): New function.
2089 (Lib_group::task_): Move to base class.
2090 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2091 function.
2092 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2093 function.
2094 * incremental.cc (Incremental_inputs::report_archive_begin):
2095 Use Library_base; call library's get_mtime; add incremental inputs
2096 entry before members.
2097 (class Unused_symbol_visitor): New class.
2098 (Incremental_inputs::report_archive_end): Use Library_base; use
2099 visitor class to record unused symbols; don't add incremental inputs
2100 entry after members.
2101 (Incremental_inputs::report_object): Use Library_base.
2102 * incremental.h
2103 (Incremental_archive_entry::Incremental_archive_entry): Remove
2104 unused Archive parameter.
2105 (Incremental_inputs::report_archive_begin): Use Library_base.
2106 (Incremental_inputs::report_archive_end): Likewise.
2107 (Incremental_inputs::report_object): Likewise.
2108 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2109 function.
2110 * object.h (Object::for_all_global_symbols): New function.
2111 (Object::do_for_all_global_symbols): New function.
2112 (Sized_relobj::do_for_all_global_symbols): New function.
2113 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2114 function.
2115 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2116 function.
2117
61ab3e40
ILT		 21182011-03-27 Ian Lance Taylor <iant@google.com>
2119
2120 * archive.cc (Archive::interpret_header): Return -1 if something
2121 goes wrong. Change callers accordingly.
2122
30e1f9e6
CC		 21232011-03-25 Cary Coutant <ccoutant@google.com>
2124
2125 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2126 * testsuite/Makefile.in: Regenerate.
2127
9370ce59 21282011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2129
2130 * plugin.cc (get_view): New.
2131 (Plugin::load): Pass get_view to the plugin.
2132 (Plugin_manager::get_view): New.
2133
9312bb0a
ILT		 21342011-03-21 Ian Lance Taylor <iant@google.com>
2135
2136 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2137 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2138
7e12ba9e
ST		 21392011-03-21 Sriraman Tallam <tmsriram@google.com>
2140
2141 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2142 Change == to -eq.
2143 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2144 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2145 Change == to -eq.
2146 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2147 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2148
fd7a005d
ILT		 21492011-03-14 Ian Lance Taylor <iant@google.com>
2150
2151 * script-sections.cc (Sort_output_sections::script_compare):
2152 Rename from is_before, change return type.
2153 (Sort_output_sections::operator()): Adjust accordingly.
2154
ed16fd1b
ILT		 21552011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2156
2157 PR gold/12572
2158 * testsuite/odr_violation2.cc: Add comment to make all error line
2159 numbers double digits.
2160 * testsuite/debug_msg.sh: Adjust expected errors.
2161
71ff8986
ILT		 21622011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2163
2164 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2165 but mark earlier ones as non-canonical
2166 (offset_to_iterator): Update search target and example
2167 (do_addr2line): Return extra lines in a vector*
2168 (format_file_lineno): Extract from do_addr2line
2169 (one_addr2line): Add vector* out-param
2170 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2171 when a lineno entry appeared last for its instruction
2172 (Dwarf_line_info): Add vector* out-param
2173 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2174 * symtab.cc (Odr_violation_compare): Include the lineno in the
2175 comparison again.
2176 (linenos_from_loc): New. Combine the canonical line for an
2177 address with its other lines.
2178 (True_if_intersect): New. Helper functor to make
2179 std::set_intersection a query.
2180 (detect_odr_violations): Compare sets of lines instead of just
2181 one line for each function. This became less deterministic, but
2182 has fewer false positives.
2183 * symtab.h: Declarations.
2184 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2185 mix an optimized and non-optimized object in the same binary
2186 (odr_violation2.so): Same.
2187 * testsuite/Makefile.in: Regenerate from Makefile.am.
2188 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2189 * testsuite/debug_msg.sh: Update line numbers and add
2190 assertions.
2191 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2192 non-optimized context.
2193 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2194 isn't inlined, and use OdrDerived in an optimized context.
2195 * testsuite/odr_header1.h: Defines OdrDerived, where
2196 optimization will change the
2197 first-instruction-in-the-destructor's file and line number.
2198 * testsuite/odr_header2.h: Defines OdrBase.
2199
a19fefdc
ILT		 22002011-03-09 Ian Lance Taylor <iant@google.com>
2201
2202 * fileread.cc (File_read::clear_views): Don't delete the whole
2203 file view.
2204
ecb351e9
ILT		 22052011-03-08 Ian Lance Taylor <iant@google.com>
2206
2207 PR gold/12525
2208 * fileread.cc: #include <climits>.
2209 (GOLD_IOV_MAX): Define.
2210 (File_read::read_multiple): Limit number of entries by iov_max.
2211 * fileread.h (class File_read): Always set max_readv_entries to
2212 128.
2213
b821d13c
ILT		 22142011-03-07 Ian Lance Taylor <iant@google.com>
2215
2216 PR gold/12525
2217 * options.h (class General_options): Add -dy and -dn.
2218
89243142
CC		 22192011-03-02 Cary Coutant <ccoutant@google.com>
2220
2221 * testsuite/script_test_9.t: Add TLS segment.
2222
d0773f31
ILT		 22232011-03-02 Simon Baldwin <simonb@google.com>
2224
2225 * configure.ac: Add check for gnu_indirect_function support in
2226 the toolchain building binutils.
2227 * configure: Rebuild.
2228
9370ce59 22292011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2230
2231 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2232 plugin only symbols.
2233 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2234 in plugin files as not needed in the symbol table.
2235
4cf7a849
ST		 22362011-02-11 Sriraman Tallam <tmsriram@google.com>
2237
2238 * output.cc (Output_section::add_input_section): Delay fill
2239 generation for section ordering.
2240
b578bd7d
ILT		 22412011-02-09 Ian Lance Taylor <iant@google.com>
2242
2243 PR gold/12316
2244 * object.h (class Sized_relobj): Remove clear_local_symbols.
2245 * reloc.cc (Sized_relobj::do_relocate): Don't call
2246 clear_local_symbols.
2247
9370ce59 22482011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2249
2250 * plugin.cc (is_visible_from_outside): Return true for symbols
2251 in the -u option.
2252
55382fb7
ILT		 22532011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2254
2255 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2256 filename.
2257
4e271fff
ST		 22582011-02-02 Sriraman Tallam <tmsriram@google.com>
2259
2260 * icf.h (is_section_foldable_candidate): Change type of parameter
2261 to std::string.
2262 * icf.cc (Icf::find_identical_sections): Change type of local variable
2263 section_name to be std::string.
2264 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2265
d433c3ac
ILT		 22662011-01-25 Ian Lance Taylor <iant@google.com>
2267
2268 * script.cc (script_add_extern): Rewrite to use
2269 add_symbol_reference.
2270
880473a6
DK		 22712011-01-25 Doug Kwan <dougkwan@google.com>
2272
d433c3ac 2273 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2274
f30f86fa
ILT		 22752011-01-24 Ian Lance Taylor <iant@google.com>
2276
2277 * options.h (class General_options): Accept
2278 --no-detect-odr-violations.
2279
8e51a0b9
ILT		 22802011-01-24 Ian Lance Taylor <iant@google.com>
2281
2282 * version.cc (version_string): Bump to 1.11.
2283
0f3b89d8
ILT		 22842011-01-24 Ian Lance Taylor <iant@google.com>
2285
2286 * plugin.cc (class Plugin_rescan): Define new class.
2287 (Plugin_manager::claim_file): Set any_claimed_.
2288 (Plugin_manager::save_archive): New function.
2289 (Plugin_manager::save_input_group): New function.
2290 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2291 necessary.
2292 (Plugin_manager::new_undefined_symbol): New function.
2293 (Plugin_manager::rescan): New function.
2294 (Plugin_manager::rescannable_defines): New function.
2295 (Plugin_manager::add_input_file): Set any_added_.
2296 * plugin.h (class Plugin_manager): define new fields rescannable_,
2297 undefined_symbols_, any_claimed_, and any_added_. Declare
2298 Plugin_rescan as friend. Declare new functions.
2299 (Plugin_manager::Rescannable): Define type.
2300 (Plugin_manager::Rescannable_list): Define type.
2301 (Plugin_manager::Undefined_symbol_list): Define type.
2302 (Plugin_manager::Plugin_manager): Initialize new fields.
2303 * archive.cc (Archive::defines_symbol): New function.
2304 (Add_archive_symbols::run): Pass archive to plugins if any.
2305 * archive.h (class Archive): Declare defines_symbol.
2306 * readsyms.cc (Input_group::~Input_group): New function.
2307 (Finish_group::run): Pass input_group to plugins if any.
2308 * readsyms.h (class Input_group): Declare destructor.
2309 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2310 any.
2311
3bb951e5
ILT		 23122011-01-10 Ian Lance Taylor <iant@google.com>
2313
2314 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2315 section as relro.
2316 (Layout::set_segment_offsets): Reset increase_relro before calling
2317 set_section_addresses a second time.
2318
0aa45fac
CC		 23192011-01-04 Cary Coutant <ccoutant@google.com>
2320
2321 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2322 sections before NOBITS sections.
2323
0db46eb4
L		 23242011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2325
2326 * version.cc (print_version): Update copyright to 2011.
2327
829c9745
CC		 23282010-12-23 Cary Coutant <ccoutant@google.com>
2329
2330 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2331 of OS to this->add. Add OD parameter to second form of the function.
2332
7500420b
ILT		 23332010-12-20 Ian Lance Taylor <iant@google.com>
2334
2335 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2336 second of two consecutive entries with same offset.
2337
f8e9a930
RW		 23382010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2339
2340 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2341 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2342 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2343 to avoid unneeded links against $(LDADD).
2344 * testsuite/Makefile.in: Regenerate.
2345
2fbb4320
ILT		 23462010-12-15 Ian Lance Taylor <iant@google.com>
2347
2348 PR gold/12324
2349 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2350 for R_X86_64_32 and R_X86_64_PC32.
2351 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2352 ver_matching_def_pic.o.
2353 (ver_matching_def_pic.o): New target.
2354
fedb228d
RW		 23552010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2356
2357 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2358 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2359 Move definition before File_read::View member definitions.
2360 (File_read::View::~View): Initialize and hold lock before
2361 updating current_mapped_bytes.
2362
9b547ce6
RW		 23632010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2364
2365 * dwarf_reader.cc: Remove outdated comment.
2366 * gold-threads.cc: Fix typo in error message.
2367 * archive.cc: Fix typos in comments.
2368 * archive.h: Likewise.
2369 * arm-reloc-property.cc: Likewise.
2370 * arm-reloc-property.h: Likewise.
2371 * arm-reloc.def: Likewise.
2372 * arm.cc: Likewise.
2373 * attributes.h: Likewise.
2374 * cref.cc: Likewise.
2375 * ehframe.cc: Likewise.
2376 * fileread.h: Likewise.
2377 * gold.h: Likewise.
2378 * i386.cc: Likewise.
2379 * icf.cc: Likewise.
2380 * incremental.h: Likewise.
2381 * int_encoding.cc: Likewise.
2382 * layout.h: Likewise.
2383 * main.cc: Likewise.
2384 * merge.h: Likewise.
2385 * object.cc: Likewise.
2386 * object.h: Likewise.
2387 * options.cc: Likewise.
2388 * readsyms.cc: Likewise.
2389 * reduced_debug_output.cc: Likewise.
2390 * reloc.cc: Likewise.
2391 * script-sections.cc: Likewise.
2392 * sparc.cc: Likewise.
2393 * symtab.h: Likewise.
2394 * target-reloc.h: Likewise.
2395 * target.cc: Likewise.
2396 * target.h: Likewise.
2397 * timer.cc: Likewise.
2398 * timer.h: Likewise.
2399 * x86_64.cc: Likewise.
2400
83e17bd5
CC		 24012010-12-09 Cary Coutant <ccoutant@google.com>
2402
2403 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2404 stack.
2405 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2406 parameter; change all callers.
2407 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2408 * options.h (warn_execstack): New option.
2409
017257f8
DK		 24102010-12-07 Doug Kwan <dougkwan@google.com>
2411
2412 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2413 like function call relocations.
2414
c20cbc06
ILT		 24152010-12-07 Ian Lance Taylor <iant@google.com>
2416
2417 * archive.cc (Archive::get_elf_object_for_member): Permit
2418 punconfigured to be NULL.
2419 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2420 (Archive::include_member): Pass NULL to get_elf_object_for_member
2421 if we searched for the archive and this is the first included
2422 object.
2423
4dbfafcc
ILT		 24242010-12-01 Ian Lance Taylor <iant@google.com>
2425
2426 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2427 track_relocs_type_ field.
2428 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2429 Set track_relocs_type_.
2430 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2431 contents when using RELA relocs.
2432 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2433 reloc_map_.
2434 * reloc.cc (Track_relocs::next_addend): New function.
2435 * reloc.h (class Track_relocs): Declare next_addend.
2436
e5e19edd
ILT		 24372010-12-01 Ian Lance Taylor <iant@google.com>
2438
2439 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2440 virtual destructor.
2441
9a5ce24c
ILT		 24422010-12-01 Ian Lance Taylor <iant@google.com>
2443
2444 * README: Update compilers known to work and fail.
2445
c7791212
NC		 24462010-11-23 Matthias Klose <doko@ubuntu.com>
2447
2448 * configure.in: For --enable-gold, handle value `default' instead of
2449 `both*'. Always install ld as ld.bfd, install as ld if gold is
2450 not the default.
2451 * configure: Regenerate.
2452
0ad220c9
DK		 24532010-11-18 Doug Kwan <dougkwan@google.com>
2454
2455 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2456 and right_alignment to be zero. Store result alignment only if it is
2457 greater than existing alignment.
2458
ab8056e0
CC		 24592010-11-16 Cary Coutant <ccoutant@google.com>
2460
2461 PR gold/12220
2462 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2463 Check for ".zdebug_line".
2464
fd064a5b
CC		 24652010-11-16 Doug Kwan <dougkwan@google.com>
2466 Cary Coutant <ccoutant@google.com>
2467
2468 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2469 by reference; adjust all callers.
2470 * output.cc (Output_segment::set_section_addresses): Adjust references
2471 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2472 list is empty.
2473 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2474 end at page boundary.
2475
6fc6ea19
CC		 24762010-11-16 Cary Coutant <ccoutant@google.com>
2477
2478 PR gold/12220
2479 * layout.cc (Layout::choose_output_section): Transform names of
2480 compressed sections even when using a script with a SECTIONS clause.
2481 (Layout::output_section_name): Remove code to transform
2482 compressed debug section names.
2483 * output.cc (Output_section::add_input_section): Use uncompressed
2484 section size when tracking input sections.
2485
95a2c8d6
RS		 24862010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2487
2488 * symtab.h (Symbol::NON_PIC_REF): Remove.
2489 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2490 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2491 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2492 (Symbol::use_plt_offset): Take a flags argument and pass it
2493 directly to needs_dynamic_reloc. Restrict check for undefined
2494 weak symbols to function calls.
2495 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2496 (Target_arm::Scan::global): Use it.
2497 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2498 (Target_arm::Relocate::relocate): Likewise.
2499 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2500 parameter with an r_type parameter. Use get_reference_flags
2501 to get the flags.
2502 (Target_arm::Relocate::relocate): Update accordingly.
2503 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2504 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2505 (Target_i386::Scan::global): Likewise.
2506 (Target_i386::Relocate::relocate): Likewise.
2507 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2508 parameter with an r_type parameter. Use get_reference_flags
2509 to get the flags.
2510 (Target_i386::Relocate::relocate): Update accordingly.
2511 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2512 (Target_powerpc::Scan::global): Use it.
2513 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2514 (Target_powerpc::Relocate::relocate): Likewise.
2515 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2516 (Target_sparc::Scan::global): Use it.
2517 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2518 (Target_sparc::Relocate::relocate): Likewise.
2519 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2520 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2521 (Target_x86_64::Scan::global): Likewise.
2522 (Target_x86_64::Relocate::relocate): Likewise.
2523
f625ae50
DK		 25242010-11-08 Doug Kwan <dougkwan@google.com>
2525 Cary Coutant <ccoutant@google.com>
2526
2527 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2528 (Arm_exidx_merge_section::section_contents_): New data member.
2529 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2530 (Arm_input_section::~Arm_input_section): De-allocate memory.
2531 (Arm_input_section::original_contents_): New data member.
2532 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2533 in parameters instead of calling Object::section_contents without
2534 locking.
2535 (Arm_output_section::group_section): New parameter TASK. Pass it
2536 to callees that need locking objects.
2537 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2538 to lock EXIDX input sections. Fix a formatting issue. Call
2539 Arm_exidx_merged_section::build_contents to create merged section
2540 contents.
2541 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2542 to lock object of stub table owner.
2543 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2544 TEXT_SIZE to initialize data member TEXT_SIZE_.
2545 (Arm_exidx_input_section::addralign): Fix typo in comment.
2546 (Arm_exidx_input_section::text_size): New method.
2547 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2548 that require locking objects. Lock objects before scanning for stubs
2549 and updating local symbols.
2550 (Arm_input_section<big_endian>::init): Copy contents of original
2551 input section.
2552 (Arm_input_section<big_endian>::do_write): Use saved contents of
2553 original input section instead of calling Object::section_contents
2554 without locking.
2555 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2556 size without calling Object::section_size().
2557 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2558 for size. Allocate a buffer for merged EXIDX entries.
2559 (Arm_exidx_merged_section::build_contents): New method.
2560 (Arm_exidx_merged_section::do_write): Move merge section contents
2561 building code to Arm_exidx_merged_section::build_contetns. Write
2562 out contetns in buffer instead of building it on the fly.
2563 (Arm_relobj::make_exidx_input_section): Also pass text section size
2564 to Arm_exidx_input_section constructor.
2565 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2566 (Arm_dynobj::do_read_symbols): Fix memory leak.
2567 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2568 * target.h: (class Task): Add forward declaration.
2569 (Target::relax): Add new parameter TASK and pass it to
2570 Target::do_relax().
2571 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2572
5f9bcf58
CC		 25732010-11-05 Cary Coutant <ccoutant@google.com>
2574
2575 PR gold/10708
2576 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2577 object when reading from the file.
2578 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2579 second layout pass.
2580 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2581 when reading section contents.
2582 (get_section_contents): Likewise.
2583 (icf::find_identical_sections): Likewise.
2584 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2585 object when reading from the file.
2586 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2587 the object when doing deferred section layout.
2588
e597fa08
NC		 25892010-11-03 Nick Clifton <nickc@redhat.com>
2590
2591 PR gold/12001
2592 * script.h (class Symbol_assignment: name): New member. Returns
2593 the name of the symbol.
2594 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2595 Returns true if the given symbol name is on the list of
2596 assignments wating to be processed.
2597 * archive.cc (should_incldue_member): If the symbol is undefined,
2598 check to see if it is on the list of symbols pending assignment.
2599
3f9a3278
ILT		 26002010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2601
2602 * script-sections.cc (Script_sections::find_memory_region): Check
2603 for a NULL output section pointer.
2604
d06fb4d1
DK		 26052010-10-29 Doug Kwan <dougkwan@google.com>
2606
2607 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2608 Output_section::add_relaxed_input_section.
2609 * output.cc (Output_section::add_relaxed_input_section): Add new
2610 arguments LAYOUT and NAME. Set section order index.
2611 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2612 Copy section order index.
2613 * output.h (Output_section::add_relaxed_input_section): Add new
2614 arguments LAYOUT and NAME.
2615
90e24de5
ILT		 26162010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2617
2618 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2619 NATIVE_OR_CROSS_LINKER.
2620 * testsuite/Makefile.in: Regenerate.
2621
c9484ea5
DK		 26222010-10-20 Doug Kwan <dougkwan@google.com>
2623
2624 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2625 without SHF_LINK_ORDER flags.
2626 * layout.cc (Layout::choose_output_section): Do not filter
2627 SHF_LINK_ORDER flag in a relocatable link.
2628
5bc2f5be
CC		 26292010-10-17 Cary Coutant <ccoutant@google.com>
2630
2631 * output.h (Output_segment::set_section_addresses): Change function
2632 signature. Update all callers.
2633 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2634 sections.
2635 (Output_segment::set_section_addresses): Align after last TLS
2636 section. Add padding before last relro section instead of after.
2637
0c91cf04
DK		 26382010-10-17 Doug Kwan <dougkwan@google.com>
2639
2640 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2641 GOT output section to be writable.
2642
8c21d9d3
CC		 26432010-10-14 Cary Coutant <ccoutant@google.com>
2644
2645 * debug.h (DEBUG_INCREMENTAL): New flag.
2646 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2647 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2648 mode.
2649 * incremental.cc (report_command_line): Ignore all forms of
2650 --incremental.
2651 * layout.cc (Layout::Layout): Check parameters for incremental link
2652 mode.
2653 * options.cc (General_options::parse_incremental): New function.
2654 (General_options::parse_no_incremental): New function.
2655 (General_options::parse_incremental_full): New function.
2656 (General_options::parse_incremental_update): New function.
2657 (General_options::incremental_mode_): New data member.
2658 (General_options::finalize): Check incremental_mode_.
2659 * options.h (General_options): Update help text for --incremental.
2660 Add --no-incremental, --incremental-full, --incremental-update.
2661 (General_options::Incremental_mode): New enum type.
2662 (General_options::incremental_mode): New function.
2663 (General_options::incremental_mode_): New data member.
2664 * parameters.cc (Parameters::incremental_mode_): New data member.
2665 (Parameters::set_options): Set incremental_mode_.
2666 (Parameters::set_incremental_full): New function.
2667 (Parameters::incremental): New function.
2668 (Parameters::incremental_update): New function.
2669 (set_parameters_incremental_full): New function.
2670 * parameters.h (Parameters::set_incremental_full): New function.
2671 (Parameters::incremental): New function.
2672 (Parameters::incremental_update): New function.
2673 (Parameters::incremental_mode_): New data member.
2674 (set_parameters_incremental_full): New function.
2675 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2676 incremental link mode.
2677 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2678 (Sized_relobj::do_relocate_sections): Likewise.
2679 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2680 option.
2681 * testsuite/Makefile.in: Regenerate.
2682 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2683
bb32aa18 26842010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2685
2686 * script-sections.h (class Script_sections): Make
2687 Sections_elements typedef public.
2688 * script-sections.cc (class Sort_output_sections): Add elements_
2689 field. Add constructor which sets it; change all callers.
2690 (Sort_output_sections::is_before): New function.
2691 (Sort_output_sections::operator()): Call is_before.
2692 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2693 conditional.
2694 * testsuite/script_test_10.sh: New test. Test script section
2695 order.
2696 * testsuite/script_test_10.t: Likewise.
2697 * testsuite/script_test_10.s: Likewise.
2698 * testsuite/Makefile.am: Wrap the cross linker tests and the
2699 common tests into NATIVE_OR_CROSS_LINKER.
2700 (check_SCRIPTS): Add script_test_10.sh.
2701 (check_DATA): Add script_test_10.stdout.
2702 (script_test_10.o, script_test_10): New targets.
2703 (script_test_10.stdout): New target.
2704 * configure, testsuite/Makefile.in: Regenerate.
2705
3cef7179
ILT		 27062010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2707
2708 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2709 error for the deprecated relocations.
2710 (Target_arm::Scan::global): Likewise.
2711 (Target_arm::Relocate::relocate): Likewise.
2712
7411e9a8
RS		 27132010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2714
2715 * fileread.cc (Input_file::find_file): Initialize *found_name
2716 and *namep when using the fallback search for case 4.
2717
6a9da32a
CC		 27182010-10-11 Cary Coutant <ccoutant@google.com>
2719
2720 * options.h (class General_options): Redefine -z lazy as an alias for
2721 the negation of -z now.
2722
ac897c20
ILT		 27232010-10-11 Ian Lance Taylor <iant@google.com>
2724
2725 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2726 binding.
2727
ea5cae92
NC		 27282010-10-06 Nick Clifton <nickc@redhat.com>
2729
2730 * script-sections.cc(class Memory_region): Remove
2731 current_lma_offset_ field. Rename current_vma_offset_ to
2732 current_offset_. Add last_section_ field.
2733 (Memory_region::get_current_vma_address): Rename to
2734 get_current_address.
2735 (Memory_region::get_current_lma_address): Delete.
2736 (Memory_region::increment_vma_offset): Rename to
2737 increment_offset.
2738 (Memory_region::increment_lma_offset): Delete.
2739 (Memory_region::attributes_compatible): New method. Returns
2740 true if the provided section is compatible with the region.
2741 (Memory_region::get_last_section): New method. Returns the last
2742 section to use the region.
2743 (Memory_region::set_last_section): New method. Stores the last
2744 section to use the region.
2745 (Script_sections::block_in_region): New method. Returns true if
2746 a block of memory is contained within a region.
2747 (Script_sections::find_memory_region): New method. Locates a
2748 memory region to be used to set a VMA or LMA address.
2749 (Output_section_definition::set_section_addresses): Add code to
2750 check for addresses set by memory regions.
2751 (Output_segment::set_section_addresses): Remove memory region
2752 walking code.
2753 (Script_sections::create_segment): Add a warning if a header
2754 segment is created outside of any region.
2755 * script-sections.h (class Script_sections): Add prototypes for
2756 find_memory_region and block_in_region methods.
2757 * testsuite/memory_test.s: Use .long instead of .word.
2758 * testsuite/memory_test.t: Add some more output sections.
2759 * testsuite/memory_test.sh: Update expected output.
2760
a9bfd952
DK		 27612010-10-02 Doug Kwan <dougkwan@google.com>
2762
2763 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2764 defintion to symtab.h
2765 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2766 declaration to defintion.
2767
bacff3ab
NC		 27682010-10-01 Nick Clifton <nickc@redhat.com>
2769
2770 * expression.cc (eval): Replace dummy argument with NULL.
2771 (eval_maybe_dot): Check for a NULL result section pointer.
2772 (Symbol_expression::value): Likewise.
2773 (Dot_expression::value): Likewise.
2774 (BINARY_EXPRESSION): Likewise.
2775 (Max_expression::value): Likewise.
2776 (Min_expression::value): Likewise.
2777 (Absolute_expression::value): Likewise.
2778 (Addr_expression::value_from_output_section): Likewise.
2779 (Loaddddr_expression::value_from_output_section): Likewise.
2780 (Segment_start_expression::value): Likewise.
2781 * script-sections.cc
2782 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2783 argument with NULL.
2784 (Sections_elememt_dot_assignment::set_section_addresses):
2785 Likewise.
2786 (Output_data_expression::do_write_to_buffer): Likewise.
2787 (Output_section_definition::finalize_symbols): Likewise.
2788 (Output_section_definition::set_section_addresses): Likewise.
2789
f81bc8b5
DK		 27902010-09-30 Doug Kwan <dougkwan@google.com>
2791
2792 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2793
c95e9f27
ST		 27942010-09-28 Sriraman Tallam <tmsriram@google.com>
2795
2796 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2797 function.
c95e9f27
ST		 2798 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2799 virtual function.
2800 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2801 virtual function.
2802 * icf.cc (get_section_contents): Inline merge sections only when
2803 target allows it.
2804
3cac54d2
RW		 28052010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2806
2807 * configure: Regenerate.
2808
2904037a
ILT		 28092010-09-17 Ian Lance Taylor <iant@google.com>
2810
2811 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2812 * testsuite/Makefile.am (memory_test.o): New target.
2813 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2814 memory_test.t.
2815 * testsuite/Makefile.in: Rebuild.
2904037a 2816
bca7fb63
DK		 28172010-09-17 Doug Kwan <dougkwan@google.com>
2818
2819 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2820 defintion if relocation uses GOT entries of the symbol.
2821 * testsuite/icf_safe_test.sh: Fix test.
2822 * testsuite/icf_safe_so_test.sh: Fix test.
2823
4ef28648
CC		 28242010-09-16 Cary Coutant <ccoutant@google.com>
2825
2826 * script_sections.cc (class Memory_region): Remove "NULL" from
2827 vector initializations.
2828
793990de
CC		 28292010-09-15 Cary Coutant <ccoutant@google.com>
2830
2831 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2832 Resolve forwarding symbols.
2833
81e015e2
DK		 28342010-09-15 Doug Kwan <dougkwan@google.com>
2835
2836 * gold/testsuite/script_test_3.t: Add ARM special sections.
2837 * gold/testsuite/script_test_4.t: Same.
2838 * gold/testsuite/script_test_5.t: Same.
2839 * gold/testsuite/script_test_6.t: Same.
2840 * gold/testsuite/script_test_7.t: Same.
2841 * gold/testsuite/script_test_7.t: Same.
2842 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2843
36171d64
CC		 28442010-09-14 Cary Coutant <ccoutant@google.com>
2845
2846 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2847 (Target_x86_64::Relocate::relocate_tls): Replace check for
2848 saw_tls_block_reloc_ with test for executable section.
2849
d89051bd
CC		 28502010-09-12 Cary Coutant <ccoutant@google.com>
2851
2852 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2853 position-independent executables to shared libraries need dynamic
2854 relocations.
2855 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2856 position-independent executables.
2857 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2858 * testsuite/Makefile.in: Regenerate.
2859
fca41f0f
NC		 28602010-09-10 Nick Clifton <nickc@redhat.com>
2861
2862 PR gold/11997
2863 * testsuite/memory_test.t: Discard any sections that are not
2864 needed.
2865
6695e4b3
L		 28662010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2867
2868 PR gold/11996
2869 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2870 "This::" to work around a bug in gcc 4.2.
2871
2872 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2873
0f72bf6f
RÁE		 28742010-09-09 Rafael Espindola <espindola@google.com>
2875
2876 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2877 sections with different PF_X flags in the same segment.
2878 (Layout::find_first_load_seg): Search all segments to find the first
2879 one.
2880 * options.h (rosegment): New.
2881
28822010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2883
05a79166 2884 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2885
aa98ff75
DK		 28862010-09-08 Doug Kwan <dougkwan@google.com>
2887
2888 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2889 (Arm_relobj::do_relocate_sections): Add new parameter for output
2890 file to match the parent.
2891 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2892 of local symbols instead of input values. Update code to track
2893 changes in gold::relocate_section.
2894 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2895 (Sized_relobj::compute_final_local_value_internal): New methods.
2896 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2897 body into private version of Sized_relobj::compute_final_local_value.
2898 Call the inline method.
2899 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2900 merged symbol value if there is one.
2901 (Symbol_value::has_output_value): New method defintiion.
2902 (Sized_relobj::Compute_final_local_value_status): New enum type.
2903 (Sized_relobj::compute_final_local_value): New methods.
2904 (Sized_relobj::compute_final_local_value_internal): New methods.
2905 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2906 and arm_cortex_a8.sh.
2907 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2908 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2909 New tests.
2910 * Makefile.in: Regenerate.
2911 * testsuite/arm_bl_out_of_range.s: Update test.
2912 * testsuite/thumb_bl_out_of_range.s: Ditto.
2913 * testsuite/thumb_blx_out_of_range.s: Ditto.
2914 * testsuite/arm_branch_out_of_range.sh: New file.
2915 * testsuite/arm_cortex_a8.sh: Ditto.
2916 * testsuite/arm_cortex_a8_b.s: Ditto.
2917 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2918 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2919 * testsuite/arm_cortex_a8_bl.s: Ditto.
2920 * testsuite/arm_cortex_a8_blx.s: Ditto.
2921 * testsuite/arm_cortex_a8_local.s: Ditto.
2922 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2923 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2924
05a79166
L		 29252010-09-08 Rafael Espindola <espindola@google.com>
2926
2927 * Makefile.am (memory_test.stdout): Run readelf with -W.
2928 * Makefile.in: Regenerate.
2929 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2930 64 bit output.
2931
33dbc701
RÁE		 29322010-09-08 Rafael Espindola <espindola@google.com>
2933
2934 * script-sections.cc (Script_sections::add_memory_region): Convert
2935 field precision to int.
2936 * script.cc (script_set_section_region, script_set_section_region):
2937 Convert field precision to int.
2938
731ca54a
RÁE		 29392010-09-08 Rafael Espindola <espindola@google.com>
2940
2941 * arm.cc (do_finalize_sections): Create the __exidx_start and
2942 __exdix_end symbols even when the section is missing.
2943
7f8cd844
NC		 29442010-09-08 Nick Clifton <nickc@redhat.com>
2945
2946 * README: Remove claim that MEMORY is not supported.
2947 * expression.cc (script_exp_function_origin)
2948 (script_exp_function_length): Move from here to ...
2949 * script.cc: ... here.
2950 (script_set_section_region, script_add_memory)
2951 (script_parse_memory_attr, script_include_directive): New
2952 functions.
2953 * script-sections.cc
2954 (class Memory_region): New class.
2955 (class Output_section_definition): Add set_memory_region,
2956 set_section_vma, set_section_lma and get_section_name methods.
2957 (class Script_Sections): Add add_memory_region,
2958 find_memory_region, find_memory_region_origin,
2959 find_memory_region_length and set_memory_region methods.
2960 Have set_section_addresses method walk the list of set memory
2961 regions.
2962 Extend the print methos to display memory regions.
2963 * script-sections.h: Add prototypes for new methods.
2964 Add enum for MEMORY region attributes.
2965 * yyscript.y: Add support for parsing MEMORY regions.
2966 * script-c.h: Add prototypes for new functions.
2967 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2968 * testsuite/Makefile.in: Regenerate.
2969 * testsuite/memory_test.sh: New script.
2970 * testsuite/memory_test.s: New assembler source file.
2971 * testsuite/memory_test.t: New linker script.
2972
a4649286
DK		 29732010-08-27 Doug Kwan <dougkwan@google.com>
2974
2975 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2976 reference override an existing dynamic weak reference.
2977 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2978 * testsuite/Makefile.in: Regenerate.
2979 * testsuite/dyn_weak_ref.sh: New file.
2980 * testsuite/dyn_weak_ref_1.c: Ditto.
2981 * testsuite/dyn_weak_ref_2.c: Ditto.
2982
b56648ad
ILT		 29832010-08-27 Ian Lance Taylor <iant@google.com>
2984
2985 * incremental.h (class Incremental_input_entry): Add virtual
2986 destructor.
2987
809313cb
ILT		 29882010-08-27 Ian Lance Taylor <iant@google.com>
2989
2990 * testsuite/start_lib_test_3.c: Mark t3 as used.
2991
11e32464
NC		 29922010-08-27 Nick Clifton <nickc@redhat.com>
2993
2994 * options.cc (version_script): Fix small typo in previous
2995 whitespace tidyup.
2996
ca09d69a
NC		 29972010-08-25 Nick Clifton <nickc@redhat.com>
2998
2999 * archive.cc: Formatting fixes: Remove whitespace between
3000 typename and following asterisk. Remove whitespace between
3001 function name and opening parenthesis.
3002 * archive.h: Likewise.
3003 * arm.cc: Likewise.
3004 * attributes.cc: Likewise.
3005 * attributes.h: Likewise.
3006 * common.cc: Likewise.
3007 * copy-relocs.cc: Likewise.
3008 * dirsearch.h: Likewise.
3009 * dynobj.cc: Likewise.
3010 * ehframe.cc: Likewise.
3011 * ehframe.h: Likewise.
3012 * expression.cc: Likewise.
3013 * fileread.cc: Likewise.
3014 * fileread.h: Likewise.
3015 * gc.h: Likewise.
3016 * gold-threads.cc: Likewise.
3017 * gold.cc: Likewise.
3018 * i386.cc: Likewise.
3019 * icf.h: Likewise.
3020 * incremental-dump.cc: Likewise.
3021 * incremental.cc: Likewise.
3022 * layout.cc: Likewise.
3023 * layout.h: Likewise.
3024 * main.cc: Likewise.
3025 * merge.cc: Likewise.
3026 * merge.h: Likewise.
3027 * object.cc: Likewise.
3028 * object.h: Likewise.
3029 * options.cc: Likewise.
3030 * options.h: Likewise.
3031 * output.cc: Likewise.
3032 * output.h: Likewise.
3033 * plugin.cc: Likewise.
3034 * plugin.h: Likewise.
3035 * powerpc.cc: Likewise.
3036 * reloc.cc: Likewise.
3037 * script-c.h: Likewise.
3038 * script-sections.cc: Likewise.
3039 * script.cc: Likewise.
3040 * stringpool.cc: Likewise.
3041 * symtab.cc: Likewise.
3042 * symtab.h: Likewise.
3043 * target.cc: Likewise.
3044 * timer.cc: Likewise.
3045 * timer.h: Likewise.
3046 * version.cc: Likewise.
3047 * x86_64.cc: Likewise.
3048
b8fa8750
NC		 30492010-08-24 Nick Clifton <nickc@redhat.com>
3050
3051 PR 11899
3052 * layout.cc (segment_precedes): Sort segments by their physical
3053 addresses, if they have been set.
3054
9919d93b
CC		 30552010-08-23 Cary Coutant <ccoutant@google.com>
3056
3057 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3058 symbols data.
3059 (Lib_group::include_member): Unlock object after deleting its
3060 symbols data.
3061 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3062 the bug fixed here.
3063
97b4be1c
CC		 30642010-08-19 Neil Vachharajani <nvachhar@google.com>
3065 Cary Coutant <ccoutant@google.com>
3066
3067 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3068 constructor, and set_blocker.
3069 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3070 readsyms_blocker_.
3071 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3072 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3073 * testsuite/Makefile.am (start_lib_test): New test case.
3074 * testsuite/Makefile.in: Regenerate.
3075 * testsuite/start_lib_test_main.c: New file.
3076 * testsuite/start_lib_test_1.c: New file.
3077 * testsuite/start_lib_test_2.c: New file.
3078 * testsuite/start_lib_test_3.c: New file.
3079
dd0b1884
ILT		 30802010-08-19 Ian Lance Taylor <iant@google.com>
3081
3082 * Makefile.in: Rebuild with automake 1.11.1.
3083 * aclocal.m4: Likewise.
3084 * testsuite/Makefile.in: Likewise.
3085
7223e9ca
ILT		 30862010-08-19 Ian Lance Taylor <iant@google.com>
3087
3088 PR 10893
3089 * i386.cc (class Output_data_plt_i386): Update declarations.
3090 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3091 local_ifuncs_ fields.
3092 (Target_i386::do_plt_section_for_global): New function.
3093 (Target_i386::do_plt_section_for_local): New function.
3094 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3095 parameter; change all callers. Initialize global_ifuncs_ and
3096 local_ifuncs_. If doing a static link define __rel_iplt_start and
3097 __rel_iplt_end.
3098 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3099 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3100 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3101 symbols.
3102 (Target_i386::make_plt_section): New function, broken out of
3103 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3104 (Target_i386::make_plt_entry): Call make_plt_section.
3105 (Target_i386::make_local_ifunc_plt_entry): New function.
3106 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3107 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3108 R_386_IRELATIVE to switch.
3109 (Target_i386::Scan::global): Likewise.
3110 (Target_i386::Relocate::relocate): Likewise.
3111 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3112 switch.
3113 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3114 (Target_x86_64::do_plt_section_for_global): New function.
3115 (Target_x86_64::do_plt_section_for_local): New function.
3116 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3117 parameter; change all callers. If doing a static link define
3118 __rela_iplt_start and __rela_iplt_end.
3119 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3120 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3121 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3122 to point to .plt.
3123 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3124 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3125 switch.
3126 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3127 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3128 R_X86_64_IRELATIVE to switch.
3129 (Target_x86_64::Scan::global): Likewise.
3130 (Target_x86_64::Relocate::relocate): Likewise.
3131 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3132 switch.
3133 * target.h (class Target): Add plt_section_for_global and
3134 plt_section_for_local functions. Add do_plt_section_for_global
3135 and do_plt_section_for_local virtual functions.
3136 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3137 clarifying comments.
3138 (Symbol::use_plt_offset): Handle IFUNC symbol.
3139 * object.cc (Sized_relobj::Sized_relobj): Initialize
3140 local_plt_offsets_.
3141 (Sized_relobj::local_has_plt_offset): New function.
3142 (Sized_relobj::local_plt_offset): New function.
3143 (Sized_relobj::set_local_plt_offset): New function.
3144 (Sized_relobj::do_count): Handle IFUNC symbol.
3145 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3146 a bit away from input_shndx_ field. Add set_is_func_symbol and
3147 is_ifunc_symbol functions.
3148 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3149 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3150 local_plt_offsets_ field.
3151 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3152 * output.h (class Output_section_data): Add non-const
3153 output_section function.
3154 (class Output_data_got): Update declarations.
3155 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3156 Add use_plt_offset parameter to global and local constructors.
3157 Change all callers. Change local_sym_index_ field to 31 bits.
3158 Change GSYM_CODE and CONSTANT_CODE accordingly.
3159 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3160 doing a static link don't set sh_link field.
3161 (Output_data_got::Got_entry::write): Use PLT offset if
3162 appropriate.
3163 (Output_data_got::add_global_plt): New function.
3164 (Output_data_got::add_local_plt): New function.
3165 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3166 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3167 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3168 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3169 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3170 IFUNC conditional.
3171 * testsuite/ifunc-sel.h: New file.
3172 * testsuite/ifuncmain1.c: New file.
3173 * testsuite/ifuncmain1vis.c: New file.
3174 * testsuite/ifuncmod1.c: New file.
3175 * testsuite/ifuncdep2.c: New file.
3176 * testsuite/ifuncmain2.c: New file.
3177 * testsuite/ifuncmain3.c: New file.
3178 * testsuite/ifuncmod3.c: New file.
3179 * testsuite/ifuncmain4.c: New file.
3180 * testsuite/ifuncmain5.c: New file.
3181 * testsuite/ifuncmod5.c: New file.
3182 * testsuite/ifuncmain6pie.c: New file.
3183 * testsuite/ifuncmod6.c: New file.
3184 * testsuite/ifuncmain7.c: New file.
3185 * configure, testsuite/Makefile.in: Rebuild.
3186
56f75c03
ILT		 31872010-08-18 Ian Lance Taylor <iant@google.com>
3188
3189 * incremental.cc
3190 (Output_section_incremental_inputs::write_input_files): Add cast
3191 to avoid signed/unsigned comparison warning.
3192 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3193
55455f89
CC		 31942010-08-12 Cary Coutant <ccoutant@google.com>
3195
3196 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3197
e2054bcb
ILT		 31982010-08-13 Ian Lance Taylor <iant@google.com>
3199
3200 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3201
74f67560
DK		 32022010-08-12 Cary Coutant <ccoutant@google.com>
3203 Doug Kwan <dougkwan@google.com>
3204
3205 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3206 defintion overrides non-weak undef, remember that the original undef
3207 is not weak.
3208 * symtab.cc (Symbol_table::sized_write_global): For undef without
3209 an original weak binding, set binding to global in output.
3210 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3211 * testsuite/Makefile.in: Regenerate.
3212 * testsuite/strong_ref_weak_def.sh: New file.
3213 * testsuite/strong_ref_weak_def_1.c: Ditto.
3214 * testsuite/strong_ref_weak_def_2.c: Ditto.
3215
d1238d12
CC		 32162010-08-12 Cary Coutant <ccoutant@google.com>
3217
3218 * testsuite/incremental_test.sh: Rewrite.
3219 * testsuite/incremental_test_1.c: Rewrite.
3220 * testsuite/incremental_test_2.c: Rewrite.
3221
0e70b911
CC		 32222010-08-12 Cary Coutant <ccoutant@google.com>
3223
3224 * arm.cc (Target_arm::got_size): Add const.
3225 (Target_arm::got_entry_count): New function.
3226 (Target_arm::plt_entry_count): New function.
3227 (Target_arm::first_plt_entry_offset): New function.
3228 (Target_arm::plt_entry_size): New function.
3229 (Output_data_plt_arm::entry_count): New function.
3230 (Output_data_plt_arm::first_plt_entry_offset): New function.
3231 (Output_data_plt_arm::get_plt_entry_size): New function.
3232 * i386.cc (Target_i386::got_size): Add const.
3233 (Target_i386::got_entry_count): New function.
3234 (Target_i386::plt_entry_count): New function.
3235 (Target_i386::first_plt_entry_offset): New function.
3236 (Target_i386::plt_entry_size): New function.
3237 (Output_data_plt_i386::entry_count): New function.
3238 (Output_data_plt_i386::first_plt_entry_offset): New function.
3239 (Output_data_plt_i386::get_plt_entry_size): New function.
3240 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3241 find_incremental_inputs_sections. Dump incremental_got_plt section.
3242 * incremental.cc: Include target.h.
3243 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3244 parameter. Adjust all callers. Find incremental_got_plt section.
3245 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3246 section.
3247 (Output_section_incremental_inputs::set_final_data_size): Calculate
3248 size of incremental_got_plt section.
3249 (Output_section_incremental_inputs::do_write): Write the
3250 incremental_got_plt section.
3251 (Got_plt_view_info): New struct.
3252 (Local_got_offset_visitor): New class.
3253 (Global_got_offset_visitor): New class.
3254 (Global_symbol_visitor_got_plt): New class.
3255 (Output_section_incremental_inputs::write_got_plt): New function.
3256 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3257 Add parameter. Adjust all callers.
3258 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3259 (Incremental_inputs::got_plt_section): New function.
3260 (Incremental_inputs::got_plt_section_): New data member.
3261 (Incremental_got_plt_reader): New class.
3262 * layout.cc (Layout::create_incremental_info_sections): Add the
3263 incremental_got_plt section.
3264 * object.h (Got_offset_list::get_list): New function.
3265 (Got offset_list::for_all_got_offsets): New function.
3266 (Sized_relobj::local_got_offset_list): New function.
3267 * powerpc.cc (Target_powerpc::got_size): Add const.
3268 (Target_powerpc::got_entry_count): New function.
3269 (Target_powerpc::plt_entry_count): New function.
3270 (Target_powerpc::first_plt_entry_offset): New function.
3271 (Target_powerpc::plt_entry_size): New function.
3272 (Output_data_plt_powerpc::entry_count): New function.
3273 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3274 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3275 * sparc.cc (Target_sparc::got_size): Add const.
3276 (Target_sparc::got_entry_count): New function.
3277 (Target_sparc::plt_entry_count): New function.
3278 (Target_sparc::first_plt_entry_offset): New function.
3279 (Target_sparc::plt_entry_size): New function.
3280 (Output_data_plt_sparc::entry_count): New function.
3281 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3282 (Output_data_plt_sparc::get_plt_entry_size): New function.
3283 * symtab.h (Symbol::got_offset_list): New function.
3284 (Symbol_table::for_all_symbols): New function.
3285 * target.h (Sized_target::got_entry_count): New function.
3286 (Sized_target::plt_entry_count): New function.
3287 (Sized_target::plt_entry_size): New function.
3288 * x86_64.cc (Target_x86_64::got_size): Add const.
3289 (Target_x86_64::got_entry_count): New function.
3290 (Target_x86_64::plt_entry_count): New function.
3291 (Target_x86_64::first_plt_entry_offset): New function.
3292 (Target_x86_64::plt_entry_size): New function.
3293 (Output_data_plt_x86_64::entry_count): New function.
3294 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3295 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3296
09ec0418
CC		 32972010-08-12 Cary Coutant <ccoutant@google.com>
3298
3299 * archive.cc: Include incremental.h.
3300 (Archive::Archive): Initialize incremental_info_.
3301 (Archive::include_member): Record archive members in incremental info.
3302 (Add_archive_symbols::run): Record begin and end of an archive in
3303 incremental info.
3304 (Lib_group::include_member): Record objects in incremental info.
3305 * archive.h (Incremental_archive_entry): Forward declaration.
3306 (Archive::set_incremental_info): New member function.
3307 (Archive::incremental_info): New member function.
3308 (Archive::Unused_symbol_iterator): New class.
3309 (Archive::unused_symbols_begin): New member function.
3310 (Archive::unused_symbols_end): New member function.
3311 (Archive::incremental_info_): New data member.
3312 * incremental-dump.cc (find_input_containing_global): New function.
3313 (dump_incremental_inputs): Dump new incremental info sections.
3314 * incremental.cc: Include symtab.h.
3315 (Output_section_incremental_inputs): New class.
3316 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3317 new incremental info sections.
3318 (Sized_incremental_binary::do_check_inputs): Likewise.
3319 (Incremental_inputs::report_archive): Remove.
3320 (Incremental_inputs::report_archive_begin): New function.
3321 (Incremental_inputs::report_archive_end): New function.
3322 (Incremental_inputs::report_object): New function.
3323 (Incremental_inputs::finalize_inputs): Remove.
3324 (Incremental_inputs::report_input_section): New function.
3325 (Incremental_inputs::report_script): Rewrite.
3326 (Incremental_inputs::finalize): Do nothing but finalize string table.
3327 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3328 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3329 (Incremental_inputs::create_data_sections): New function.
3330 (Incremental_inputs::relocs_entsize): New function.
3331 (Output_section_incremental_inputs::set_final_data_size): New function.
3332 (Output_section_incremental_inputs::do_write): New function.
3333 (Output_section_incremental_inputs::write_header): New function.
3334 (Output_section_incremental_inputs::write_input_files): New function.
3335 (Output_section_incremental_inputs::write_info_blocks): New function.
3336 (Output_section_incremental_inputs::write_symtab): New function.
3337 * incremental.h (Incremental_script_entry): Forward declaration.
3338 (Incremental_object_entry): Forward declaration.
3339 (Incremental_archive_entry): Forward declaration.
3340 (Incremental_inputs): Forward declaration.
3341 (Incremental_inputs_header_data): Remove.
3342 (Incremental_inputs_header): Remove.
3343 (Incremental_inputs_header_write): Remove.
3344 (Incremental_inputs_entry_data): Remove.
3345 (Incremental_inputs_entry): Remove.
3346 (Incremental_inputs_entry_write): Remove.
3347 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3348 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3349 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3350 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3351 Likewise.
3352 (Incremental_input_entry): New class.
3353 (Incremental_script_entry): New class.
3354 (Incremental_object_entry): New class.
3355 (Incremental_archive_entry): New class.
3356 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3357 (Incremental_inputs::report_inputs): Remove.
3358 (Incremental_inputs::report_archive): Remove.
3359 (Incremental_inputs::report_archive_begin): New function.
3360 (Incremental_inputs::report_archive_end): New function.
3361 (Incremental_inputs::report_object): Change prototype.
3362 (Incremental_inputs::report_input_section): New function.
3363 (Incremental_inputs::report_script): Change prototype.
3364 (Incremental_inputs::get_reloc_count): New function.
3365 (Incremental_inputs::set_reloc_count): New function.
3366 (Incremental_inputs::create_data_sections): New function.
3367 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3368 (Incremental_inputs::inputs_section): New function.
3369 (Incremental_inputs::symtab_section): New function.
3370 (Incremental_inputs::relocs_section): New function.
3371 (Incremental_inputs::get_stringpool): Add const.
3372 (Incremental_inputs::command_line): Add const.
3373 (Incremental_inputs::inputs): Remove.
3374 (Incremental_inputs::command_line_key): New function.
3375 (Incremental_inputs::input_file_count): New function.
3376 (Incremental_inputs::input_files): New function.
3377 (Incremental_inputs::relocs_entsize): New function.
3378 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3379 (Incremental_inputs::finalize_inputs): Remove.
3380 (Incremental_inputs::Input_info): Remove.
3381 (Incremental_inputs::lock_): Remove.
3382 (Incremental_inputs::inputs_): Change type.
3383 (Incremental_inputs::inputs_map_): Remove.
3384 (Incremental_inputs::current_object_entry_): New data member.
3385 (Incremental_inputs::inputs_section_): New data member.
3386 (Incremental_inputs::symtab_section_): New data member.
3387 (Incremental_inputs::relocs_section_): New data member.
3388 (Incremental_inputs::reloc_count_): New data member.
3389 (Incremental_inputs_reader): New class.
3390 (Incremental_symtab_reader): New class.
3391 (Incremental_relocs_reader): New class.
3392 * layout.cc (Layout::finalize): Move finalization of incremental info
3393 and creation of incremental info sections to follow finalization of
3394 symbol table. Set offsets for postprocessing sections.
3395 (Layout::create_incremental_info_sections): Call
3396 Incremental_inputs::create_data_sections. Add incremental symtab
3397 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3398 sections to layout after input sections.
3399 * layout.h (struct Timespec): Forward declaration.
3400 (Layout::incremental_inputs): Add const.
3401 (Layout::create_incremental_info_sections): Add parameter.
3402 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3403 * object.cc: Include incremental.h.
3404 (Relobj::finalize_incremental_relocs): New function.
3405 (Sized_relobj::do_layout): Record input sections in incremental info.
3406 * object.h (Object::output_section): New function.
3407 (Object::output_section_offset): Moved from Relobj.
3408 (Object::get_incremental_reloc_base): New function.
3409 (Object::get_incremental_reloc_count): New function.
3410 (Object::do_output_section): New function.
3411 (Object::do_output_section_offset): Moved from Relobj.
3412 (Object::do_get_incremental_reloc_base): New function.
3413 (Object::do_get_incremental_reloc_count): New function.
3414 (Object::Object): Initialize new data members.
3415 (Relobj::output_section): Renamed do_output_section and moved to
3416 protected.
3417 (Relobj::output_section_offset): Moved to Object.
3418 (Relobj::do_get_incremental_reloc_base): New function.
3419 (Relobj::do_get_incremental_reloc_count): New function.
3420 (Relobj::allocate_incremental_reloc_counts): New function.
3421 (Relobj::count_incremental_reloc): New function.
3422 (Relobj::finalize_incremental_relocs): New function.
3423 (Relobj::next_incremental_reloc_index): New function.
3424 (Relobj::reloc_counts_): New data member.
3425 (Relobj::reloc_bases_): New data member.
3426 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3427 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3428 (Sized_relobj::incremental_relocs_scan): New function.
3429 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3430 (Sized_relobj::incremental_relocs_write): New function.
3431 (Sized_relobj::incremental_relocs_write_reltype): New function.
3432 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3433 incremental link.
3434 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3435 archives and object files elsewhere.
3436 (Add_symbols::run): Report object files here.
3437 (Finish_group::run): Report end of archive at end of group.
3438 * reloc.cc: Include layout.h, incremental.h.
3439 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3440 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3441 (Sized_relobj::incremental_relocs_scan): New function.
3442 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3443 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3444 (Sized_relobj::incremental_relocs_write): New function.
3445 (Sized_relobj::incremental_relocs_write_reltype): New function.
3446 * script.cc (read_input_script): Rewrite test for incremental link.
3447 Change call to Incremental_inputs::report_script.
3448 * symtab.h (Symbol_table::first_global_index): New function.
3449 (Symbol_table::output_count): New function.
3450
ce0d1972
DK		 34512010-08-12 Doug Kwan <dougkwan@google.com>
3452
3453 * arm.cc (Target_arm::merge_object_attributes): Check command line
3454 options --no-wchar-size-warning and --no-enum-size-warning.
3455 * options.h (General_options): Add ld-compatible options
3456 --no-enum-size-warning and --no-wchar-size-warning.
3457
6e5710ce
ILT		 34582010-08-04 Ian Lance Taylor <iant@google.com>
3459
3460 * x86_64.cc (Target_x86_64::Scan::local): Use
3461 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3462 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3463 (Target_x86_64::Scan::global): Likewise.
3464 (Target_x86_64::Relocate::relocate): Likewise.
3465 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3466 Likewise.
3467
fef830db
CC		 34682010-08-03 Cary Coutant <ccoutant@google.com>
3469
3470 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3471 to reserve space in merged_strings vector. Keep total input size
3472 for stats.
3473 (Output_merge_string::do_print_merge_stats): Print total input size.
3474 * merge.h (Output_merge_string): Add input_size_ field.
3475 * stringpool.cc (Stringpool_template::string_length): Move
3476 implementations out of Stringpool_template class and place in
3477 stringpool.h.
3478 * stringpool.h (string_length): Move out of Stringpool_template.
3479
1e3811b0
ILT		 34802010-08-03 Ian Lance Taylor <iant@google.com>
3481
3482 PR 11712
3483 * layout.cc (relaxation_loop_body): If address of load segment is
3484 set, adjust address to include headers if possible.
3485
7af0c620
ILT		 34862010-08-03 Ian Lance Taylor <iant@google.com>
3487
3488 * version.cc (version_string): Bump to 1.10.
3489
22f0da72
ILT		 34902010-08-03 Ian Lance Taylor <iant@google.com>
3491
3492 PR 11805
3493 * layout.h (enum Output_section_order): Define.
3494 (class Layout): Update declarations.
3495 * layout.cc (Layout::get_output_section): Add order parameter.
3496 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3497 is_first_non_relro parameters. Change all callers.
3498 (Layout::choose_output_section): Likewise.
3499 (Layout::add_output_section_data): Likewise.
3500 (Layout::make_output_section): Likewise. Set order.
3501 (Layout::default_section_order): New function.
3502 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3503 * output.cc (Output_section::Output_section): Initialize order_.
3504 Don't initialize deleted fields.
3505 (Output_segment::Output_segment): Don't initialize deleted
3506 fields.
3507 (Output_segment::add_output_section_to_load): New function
3508 replacing add_output_section. Change all callers to call this or
3509 add_output_section_to_nonload.
3510 (Output_segment::add_output_section_to_nonload): New function.
3511 (Output_segment::remove_output_section): Rewrite.
3512 (Output_segment::add_initial_output_data): Likewise.
3513 (Output_segment::has_any_data_sections): Likewise.
3514 (Output_segment::is_first_section_relro): Likewise.
3515 (Output_segment::maximum_alignment): Likewise.
3516 (Output_segment::has_dynamic_reloc): New function replacing
3517 dynamic_reloc_count. Change all callers.
3518 (Output_segment::has_dynamic_reloc_list): New function replacing
3519 dynamic_reloc_count_list. Change all callers.
3520 (Output_segment::set_section_addresses): Rewrite.
3521 (Output_segment::set_offset): Rewrite.
3522 (Output_segment::find_first_and_last_list): Remove.
3523 (Output_segment::set_tls_offsets): Rewrite.
3524 (Output_segment::first_section_load_address): Likewise.
3525 (Output_segment::output_section_count): Likewise.
3526 (Output_segment::section_with_lowest_load_address): Likewise.
3527 (Output_segment::write_section_headers): Likewise.
3528 (Output_segment::print_sections_to_map): Likewise.
3529 * output.h (class Output_data): Remove dynamic_reloc_count_
3530 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3531 (Output_data::add_dynamic_reloc): Rewrite.
3532 (Output_data::has_dynamic_reloc): New function.
3533 (Output_data::dynamic_reloc_count): Remove.
3534 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3535 is_last_relro_, is_first_non_relro_, is_interp_,
3536 is_dynamic_linker_section_ fields. Add order and set_order
3537 functions. Remove is_relro_local, set_is_relro_local,
3538 is_last_relro, set_is_last_relro, is_first_non_relro,
3539 set_is_first_non_relro functions, is_interp, set_is_interp,
3540 is_dynamic_linker_section, and set_is_dynamic_linker_section
3541 functions.
3542 (class Output_segment): Change Output_data_list from std::list to
3543 std:;vector. Add output_lists_ field. Remove output_data_ and
3544 output_bss_ fields. Update declarations.
3545
3ff2ccb0
ILT		 35462010-08-02 Ian Lance Taylor <iant@google.com>
3547
3548 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3549 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3550 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3551
88a4108b
ILT		 35522010-08-02 Ian Lance Taylor <iant@google.com>
3553
3554 PR 11855
3555 * script.cc (Script_options::Script_options): Initialize
3556 symbol_definitions_ and symbol_references_.
3557 (Script_options::add_symbol_assignment): Update
3558 symbol_definitions_ and symbol_references_.
3559 (Script_options::add_symbol_reference): New function.
3560 (script_symbol): New function.
3561 * script.h (class Script_options): Add symbol_definitions_ and
3562 symbol_references_ fields.
3563 (Script_options::referenced_const_iterator): New type.
3564 (Script_options::referenced_begin): New function.
3565 (Script_options::referenced_end): New function.
3566 (Script_options::is_referenced): New function.
3567 (Script_options::any_unreferenced): New function.
3568 * script-c.h (script_symbol): Declare.
3569 * yyscript.y (exp): Call script_symbol.
3570 * symtab.cc: Include "script.h".
3571 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3572 Change all callers. Check symbols referenced by scripts.
3573 (Symbol_table::add_undefined_symbols_from_command_line): Add
3574 layout parameter. Change all callers.
3575 (Symbol_table::do_add_undefined_symbols_from_command_line):
3576 Likewise. Break out loop body. Check symbols referenced by
3577 scripts.
3578 (Symbol_table::add_undefined_symbol_from_command_line): New
3579 function broken out of
3580 do_add_undefined_symbols_from_command_line.
3581 * symtab.h (class Symbol_table): Update declarations.
3582 * archive.cc: Include "layout.h".
3583 (Archive::should_include_member): Add layout parameter. Change
3584 all callers. Check for symbol mentioned in expression.
3585 * archive.h (class Archive): Update declaration.
3586 * object.cc (Sized_relobj::do_should_include_member): Add layout
3587 parameter.
3588 * object.h (Object::should_include_member): Add layout parameter.
3589 Change all callers.
3590 (Object::do_should_include_member): Add layout parameter.
3591 (class Sized_relobj): Update declaration.
3592 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3593 parameter.
3594 * dynobj.h (class Sized_dynobj): Update declaration.
3595 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3596 layout parameter.
3597 * plugin.h (class Sized_pluginobj): Update declaration.
3598
5f1ab67a
ILT		 35992010-08-02 Ian Lance Taylor <iant@google.com>
3600
3601 PR 11866
3602 * output.cc (Output_segment::set_offset): Search for the first and
3603 last sections rather than assuming that the list is in order.
3604 (Output_segment::find_first_and_last_list): New function.
3605 * output.h (class Output_segment): Update declarations.
3606 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3607 (relro_strip_test_SOURCES): New variable.
3608 (relro_strip_test_DEPENDENCIES): New variable.
3609 (relro_strip_test_LDFLAGS): New variable.
3610 (relro_strip_test_LDADD): New variable.
3611 (relro_strip_test.so): New target.
3612
a8df5856
ILT		 36132010-08-02 Ian Lance Taylor <iant@google.com>
3614
3615 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3616 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3617 (Target_i386::got_tlsdesc_section): New function.
3618 (Target_i386::got_section): Create space for GOT entries for
3619 TLSDESC relocations.
3620 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3621 R_386_TLS_GOTDESC.
3622 (Target_i386::Scan::global): Likewise.
3623 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3624 using TLSDESC GOT.
3625 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3626 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3627 (Target_x86_64::got_tlsdesc_section): New function.
3628 (Target_x86_64::got_section): Create space for GOT entries for
3629 TLSDESC relocations.
3630 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3631 R_386_TLS_GOTDESC.
3632 (Target_x86_64::Scan::global): Likewise.
3633 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3634 using TLSDESC GOT.
3635
0c10a0a6
ILT		 36362010-08-02 Ian Lance Taylor <iant@google.com>
3637
3638 * testsuite/final_layout.sh: Use dc to convert from hex to
3639 decimal.
3640
41cbeecc
ST		 36412010-07-29 Sriraman Tallam <tmsriram@google.com>
3642
3643 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3644 paramter to the call to gold::gc_process_relocs.
3645 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3646 paramter to the call to gold::gc_process_relocs.
3647 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3648 parameter to the call to gold::gc_process_relocs.
3649 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3650 template parameter to the call to gold::gc_process_relocs.
3651 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3652 paramter to the call to gold::gc_process_relocs.
3653 * gc.h (get_embedded_addend_size): New function.
3654 (gc_process_relocs): Save the size of the reloc for use by ICF.
3655 * icf.cc (get_section_contents): Get the addend from the text section
3656 for SHT_REL relocation sections.
3657 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3658 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3659 * int_encoding.h (read_from_pointer): New overloaded function.
3660 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3661 * testsuite/icf_sht_rel_addend_test.sh: New file.
3662 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3663 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3664
6ea55b82
RW		 36652010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3666
3667 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3668 * Makefile.in: Regenerate.
3669 * testsuite/Makefile.in: Regenerate.
3670
9691462b
ILT		 36712010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3672
3673 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3674 * gold/testsuite/debug_msg.cc: Likewise.
3675 * gold/testsuite/odr_violation1.cc
3676 * gold/testsuite/odr_violation2.cc
3677
76897331
CC		 36782010-07-21 Cary Coutant <ccoutant@google.com>
3679
3680 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3681 string, and length fields.
3682 (Output_merge_string::Merged_strings_list): New type.
3683 (Output_merge_string::Merged_strings_lists): New typedef.
3684 (Output_merge_string): Replace merged_strings_ with
3685 merged_strings_lists_.
3686 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3687 Merged_strings_list per input object and section. Don't store pointer
3688 to the string. Don't store length with each merged string entry.
3689 (Output_merge_string::finalize_merged_data): Loop over list of merged
3690 strings lists. Recompute length of each merged string.
3691
78384e8f
CC		 36922010-07-15 Cary Coutant <ccoutant@google.com>
3693
3694 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3695 here.
3696
783659f9
ILT		 36972010-07-14 Ian Lance Taylor <iant@google.com>
3698
3699 * descriptors.cc (Descriptors::open): Report correct name in error
3700 message.
3701
131687b4
DK		 37022010-07-13 Doug Kwan <dougkwan@google.com>
3703
3704 * arm.cc (Arm_input_section::Arm_input_section): For a
3705 SHT_ARM_EXIDX section, always keeps the input sections.
3706 (Arm_input_section::set_exidx_section_link): New method.
3707 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3708 has_errors_ to false.
3709 (Arm_exidx_input_section::has_errors,
3710 Arm_exidx_input_section::set_has_errors): New methods.
3711 (Arm_exidx_input_section::has_errors_): New data member.
3712 (Arm_relobj::get_exidx_shndx_list): New method.
3713 (Arm_output_section::append_text_sections_to_list): Do not skip
3714 section without SHF_EXECINSTR.
3715 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3716 errors.
3717 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3718 section header. Make error messages more verbose. Check for
3719 a non-executable section linked to an EXIDX section.
3720 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3721 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3722 check that there is no deferred EXIDX section if we exit early.
3723 Instead of not making an EXIDX section in case of an error, make one
3724 and set the has_errors flag of it.
3725 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3726 in a relocatable link.
3727 (Target_arm::do_relax): Look for the EXIDX output section instead of
3728 assuming that it is called .ARM.exidx.
3729 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3730 section list. Do not check for SHF_EXECINSTR section flags but
3731 skip any input section with errors.
3732 * output.cc (Output_section::Output_section): Initialize
3733 always_keeps_input_sections_ to false.
3734 (Output_section::add_input_section): Check for
3735 always_keeps_input_sections_.
3736 * output.h (Output_section::always_keeps_input_sections,
3737 Output_section::set_always_keeps_input_sections): New methods.
3738 (Output_section::always_keeps_input_sections): New data member.
3739
69517287
RÁE		 37402010-07-13 Rafael Espindola <espindola@google.com>
3741
3742 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3743 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3744
82742395
ILT		 37452010-07-13 Philip Herron <herron.philip@googlemail.com>
3746 Ian Lance Taylor <iant@google.com>
3747
3748 * output.h (Output_section_lookup_maps::add_merge_section):
3749 Correct check of whether value was inserted.
3750 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3751 (Output_section_lookup_maps::add_relaxed_input_section):
3752 Likewise.
3753 * arm.cc (Target_arm::got_section): Remove used local os.
3754 * i386.cc (Target_i386::got_section): Likewise.
3755 * x86_64.cc (Target_x86_64::got_section): Likewise.
3756 * sparc.cc (Target_sparc::got_section): Likewise.
3757 (Target_sparc::relocate): Remove unused local have_got_offset.
3758 * powerpc.cc (Target_powerpc::relocate): Likewise.
3759
f2d707b5
ILT		 37602010-07-13 Ian Lance Taylor <iant@google.com>
3761
241531d6
ILT		 3762 * compressed_output.cc (zlib_decompress): Fix signature in
3763 !HAVE_ZLIB_H case.
3764
f2d707b5
ILT		 3765 * archive.cc (Archive::include_member): Unlock an external member
3766 of a thin archive. Don't bother to delete an object we know is
3767 NULL.
3768
a2e47362
CC		 37692010-07-12 Cary Coutant <ccoutant@google.com>
3770
3771 * compressed_output.cc (zlib_decompress): New function.
3772 (get_uncompressed_size): New function.
3773 (decompress_input_section): New function.
3774 * compressed_output.h (get_uncompressed_size): New function.
3775 (decompress_input_section): New function.
3776 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3777 Handle compressed debug sections.
3778 * layout.cc (is_compressed_debug_section): New function.
3779 (Layout::output_section_name): Map compressed section names to
3780 canonical names.
3781 * layout.h (is_compressed_debug_section): New function.
3782 (is_debug_info_section): Recognize compressed debug sections.
3783 * merge.cc: Include compressed_output.h.
3784 (Output_merge_data::do_add_input_section): Handle compressed
3785 debug sections.
3786 (Output_merge_string::do_add_input_section): Handle compressed
3787 debug sections.
3788 * object.cc: Include compressed_output.h.
3789 (Sized_relobj::Sized_relobj): Initialize new data members.
3790 (build_compressed_section_map): New function.
3791 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3792 * object.h (Object::section_is_compressed): New method.
3793 (Object::do_section_is_compressed): New method.
3794 (Sized_relobj::Compressed_section_map): New type.
3795 (Sized_relobj::do_section_is_compressed): New method.
3796 (Sized_relobj::compressed_sections_): New data member.
3797 * output.cc (Output_section::add_input_section): Handle compressed
3798 debug sections.
3799 * reloc.cc: Include compressed_output.h.
3800 (Sized_relobj::write_sections): Handle compressed debug sections.
3801
ce279a62
CC		 38022010-07-08 Cary Coutant <ccoutant@google.com>
3803
3804 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3805 weak when resolving to a dynamic def.
3806 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3807 for weak undef/dynamic def cases. Adjust callers.
3808 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3809 undef_binding_weak_.
3810 (Symbol_table::sized_write_globals): Adjust symbol binding.
3811 (Symbol_table::sized_write_symbol): Add binding parameter.
3812 * symtab.h (Symbol::set_undef_binding): New method.
3813 (Symbol::is_undef_binding_weak): New method.
3814 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3815 (Symbol_table::should_override): Add new parameter.
3816 (Symbol_table::sized_write_symbol): Add new parameter.
3817
3818 * testsuite/weak_undef_file1.cc: Add new test case.
3819 * testsuite/weak_undef_file2.cc: Fix header comment.
3820 * testsuite/weak_undef_test.cc: Add new test case.
3821
b2286c10
DK		 38222010-06-29 Doug Kwan <dougkwan@google.com>
3823
3824 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3825 Initialize USE_SYMBOL_.
3826 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3827 definition.
3828 (Arm_reloc_property::uses_symbol_): New data member declaration.
3829 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3830 uses symbol value and symbol is undefined but not weakly undefined.
3831
4802450a
RÁE		 38322010-06-28 Rafael Espindola <espindola@google.com>
3833
3834 * plugin.cc (Plugin::load): Use dlerror.
3835
e5ca47ba
ILT		 38362010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3837
3838 * symtab.cc (detect_odr_violations): When reporting an ODR
3839 violation, report an object where the symbol is defined.
3840
8a75a161
DK		 38412010-06-25 Doug Kwan <dougkwan@google.com>
3842
3843 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3844 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3845 definition.
3846 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3847 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3848 target hook to detect function points.
3849 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3850 * icf.h (Icf::check_section_for_function_pointers): Change type of
3851 parameter SECTION_NAME to const reference to std::string. Use
3852 target hook to determine if section may have unsafe pointers.
3853 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3854 method definition.
3855
42218b9f
RÁE		 38562010-06-21 Rafael Espindola <espindola@google.com>
3857
3858 * fileread.cc (Input_file::find_fie): New
3859 (Input_file::open): Use Input_file::find_fie.
3860 * fileread.h (Input_file::find_fie): New
3861 * plugin.cc (set_extra_library_path): New.
3862 (Plugin::load): Add set_extra_library_path to the transfer vector.
3863 (Plugin_manager::set_extra_library_path): New.
3864 (Plugin_manager::add_input_file): Use the extra search path if set.
3865 (set_extra_library_path(): New.
3866 * plugin.h (Plugin_manager): Add set_extra_library_path and
3867 extra_search_path_.
3868
a0506cca
CC		 38692010-06-19 Cary Coutant <ccoutant@google.com>
3870
3871 * layout.cc (gdb_sections): Add .debug_types.
3872 (lines_only_debug_sections): Likewise.
3873
6508b958
RÁE		 38742010-06-18 Rafael Espindola <espindola@google.com>
3875
3876 * plugin.cc (add_input_file,add_input_library)
3877 (Plugin_manager::add_input_file): Make filename arguments const.
3878 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3879 const.
3880
3e235302
DK		 38812010-06-16 Doug Kwan <dougkwan@google.com>
3882
3883 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3884 .ARM.attributes section if we have not merged any input
3885 attributes sections.
3886
106e8a6c
DK		 38872010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3888
3889 * arm.cc: Allow combining objects with no EABI version
3890 information.
3891
91ff43fe
RÁE		 38922010-06-15 Rafael Espindola <espindola@google.com>
3893
3894 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3895
68ed838c
ILT		 38962010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3897
3898 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3899 (struct iovec): Correct !HAVE_READV definition.
3900
f3a2388f
CC		 39012010-06-10 Cary Coutant <ccoutant@google.com>
3902
3903 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3904 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3905 reloc sections.
3906 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3907
3908 PR 11683
3909 * symtab.h (Symbol::is_placeholder): New member function.
3910 * target-reloc.h (relocate_section): Check for placeholder symbols.
3911
3912 * testsuite/Makefile.am (plugin_test_8): New test.
3913 (plugin_test_9): New test.
3914 * testsuite/Makefile.in: Regenerate.
3915
e1df38aa
NC		 39162010-06-09 Nick Clifton <nickc@redhat.com>
3917
3918 * yyscript.y (input_list_element): Allow strings prefixed with
3919 the '-' character. Treat these as libraries.
3920 * script.cc (script_add_library): New function. Adds a library
3921 specified by "-l<name>" found in an input script.
3922 * script-c.h: Add prototype for script_add_library.
3923
25bbe950
DK		 39242010-06-07 Doug Kwan <dougkwan@google.com>
3925
3926 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3927 Restrict stub-group size to be within long conditional branch
3928 range when working around cortex-A8 erratum.
3929
0f32ea4c
ILT		 39302010-06-07 Damien Diederen <dd@crosstwine.com>
3931
3932 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3933 #ifdef typo.
3934
8fe2a369
ST		 39352010-06-03 Sriraman Tallam <tmsriram@google.com>
3936
3937 PR gold/11658
3938 * output.cc
3939 (Output_section::Input_section_sort_entry::compare_section_ordering):
3940 Change to return non-zero correctly.
3941 (Output_section::Input_section_sort_section_order_index_compare
3942 ::operator()): Change to fix ambiguity in comparisons.
3943
6e9ba2ca
ST		 39442010-06-01 Sriraman Tallam <tmsriram@google.com>
3945
3946 * gold.h (is_wildcard_string): New function.
3947 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3948 (Layout::layout_eh_frame): Ditto.
3949 (Layout::find_section_order_index): New method.
3950 (Layout::read_layout_from_file): New method.
3951 * layout.h (Layout::find_section_order_index): New method.
3952 (Layout::read_layout_from_file): New method.
3953 (Layout::input_section_position_): New private member.
3954 (Layout::input_section_glob_): New private member.
3955 * main.cc (main): Call read_layout_from_file here.
3956 * options.h (--section-ordering-file): New option.
3957 * output.cc (Output_section::input_section_order_specified_): New
3958 member.
3959 (Output_section::Output_section): Initialize new member.
3960 (Output_section::add_input_section): Add new parameter.
3961 Keep input sections when --section-ordering-file is used.
3962 (Output_section::set_final_data_size): Sort input sections when
3963 section ordering file is specified.
3964 (Output_section::Input_section_sort_entry): Add new parameter.
3965 Check sorting type.
3966 (Output_section::Input_section_sort_entry::compare_section_ordering):
3967 New method.
3968 (Output_section::Input_section_sort_compare::operator()): Change to
3969 consider section_order_index.
3970 (Output_section::Input_section_sort_init_fini_compare::operator()):
3971 Change to consider section_order_index.
3972 (Output_section::Input_section_sort_section_order_index_compare
3973 ::operator()): New method.
3974 (Output_section::sort_attached_input_sections): Change to sort
3975 according to section order when specified.
e1df38aa
NC		 3976 (Output_section::add_input_section<32, true>): Add new parameter.
3977 (Output_section::add_input_section<64, true>): Add new parameter.
3978 (Output_section::add_input_section<32, false>): Add new parameter.
3979 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3980 * output.h (Output_section::add_input_section): Add new parameter.
3981 (Output_section::input_section_order_specified): New
3982 method.
3983 (Output_section::set_input_section_order_specified): New method.
3984 (Input_section::Input_section): Initialize section_order_index_.
3985 (Input_section::section_order_index): New method.
3986 (Input_section::set_section_order_index): New method.
3987 (Input_section::section_order_index_): New member.
3988 (Input_section::Input_section_sort_section_order_index_compare): New
3989 struct.
3990 (Output_section::input_section_order_specified_): New member.
3991 * script-sections.cc (is_wildcard_string): Delete and move modified
3992 method to gold.h.
3993 (Output_section_element_input::Output_section_element_input): Modify
3994 call to is_wildcard_string.
3995 (Output_section_element_input::Input_section_pattern
3996 ::Input_section_pattern): Ditto.
3997 (Output_section_element_input::Output_section_element_input): Ditto.
3998 * testsuite/Makefile.am (final_layout): New test case.
3999 * testsuite/Makefile.in: Regenerate.
4000 * testsuite/final_layout.cc: New file.
4001 * testsuite/final_layout.sh: New file.
4002
3537c84b
RÁE		 40032010-06-01 Rafael Espindola <espindola@google.com>
4004
4005 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4006
105b6afd
RÁE		 40072010-06-01 Rafael Espindola <espindola@google.com>
4008
4009 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4010 visibility of symbols.
4011
29e11421
DK		 40122010-05-27 Doug Kwan <dougkwan@google.com>
4013
4014 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4015 from start of output section instead of address for a local symbol
4016 in a merged or relaxed section when doing a relocatable link.
4017
5e0f337e
RÁE		 40182010-05-26 Rafael Espindola <espindola@google.com>
4019
4020 PR 11604
4021 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4022 adding sections the garbage collector removed.
4023 * gold/testsuite/Makefile.am: Add test.
4024 * gold/testsuite/Makefile.in: Regenerate.
4025 * gold/testsuite/plugin_test_7.sh: New.
4026 * gold/testsuite/plugin_test_7_1.c: New.
4027 * gold/testsuite/plugin_test_7_2.c: New.
4028
f4187277
RÁE		 40292010-05-26 Rafael Espindola <espindola@google.com>
4030
4031 * script-sections.cc (Output_section_definition::set_section_addresses):
4032 Check for --section-start.
4033
5c388529
DK		 40342010-05-26 Doug Kwan <dougkwan@google.com>
4035
4036 * arm.cc (Arm_scan_relocatable_relocs): New class.
4037 (Target_arm::relocate_special_relocatable): New method.
4038 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4039 (Arm_relocate_functions::thumb_branch_common): Same.
4040 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4041 instead of Default_scan_relocatable_relocs.
4042 * target-reloc.h (relocate_for_relocatable): Let target handle
4043 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4044 * target.h (Sized_target::relocate_special_relocatable): New method.
4045
bca1c3ae
ILT		 40462010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4047
4048 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4049
0439c796
DK		 40502010-05-23 Doug Kwan <dougkwan@google.com>
4051
4052 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4053 instead of a cast.
4054 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4055 with a direct branch, not a conditional branch, to a stub.
4056 * merge.cc (Output_merge_base::record_input_section): New method
4057 defintion.
4058 (Output_merge_data::do_add_input_section): Record input section if
4059 keeps-input-sections flag is set.
4060 (Output_merge_string::do_add_input_section): Ditto.
4061 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4062 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4063 INPUT_SECTIONS_.
4064 (Output_merge_base::keeps_input_sections,
4065 Output_merge_base::set_keeps_input_sections,
4066 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4067 method definitions.
4068 (Output_merge_base::Input_sections): New type declaration.
4069 (Output_merge_base::input_sections_begin,
4070 Output_merge_base::input_sections_end,
4071 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4072 (Output_merge_base::bool keeps_input_sections_,
4073 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4074 Output_merge_base::input_sections_): New data members.
4075 (Output_merge_data::do_set_keeps_input_sections): New method
4076 defintion.
4077 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4078 * output.cc (Output_section::Input_section::relobj): Move method
4079 defintion from class declaration to here and handle merge sections.
4080 (Output_section::Input_section::shndx): Ditto.
4081 (Output_section::Output_section): Remove initializations of removed
4082 data members and initialize new data member LOOKUP_MAPS_.
4083 (Output_section::add_input_section): Set keeps-input-sections flag
4084 for a newly created merge output section as appropriate. Adjust code
4085 to use Output_section_lookup_maps class.
4086 (Output_section::add_relaxed_input_section): Adjst code for lookup
4087 maps code refactoring.
4088 (Output_section::add_merge_input_section): Add a new parameter
4089 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4090 class. If adding input section to a newly created merge output
4091 section fails, remove the new merge section.
4092 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4093 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4094 (Output_section::find_merge_section): Ditto.
4095 (Output_section::build_lookup_maps): New method defintion.
4096 (Output_section::find_relaxed_input_section): Adjust code to use
4097 Output_section_lookup_maps class.
4098 (Output_section::get_input_sections): Export merge sections. Adjust
4099 code to use Output_section_lookup_maps class.
4100 (Output_section:::add_script_input_section): Adjust code to use
4101 Output_section_lookup_maps class. Update lookup maps for merge
4102 sections also.
4103 (Output_section::discard_states): Use Output_section_lookup_maps.
4104 (Output_section::restore_states): Same.
4105 * output.h (Merge_section_properties): Move class defintion out of
4106 Output_section.
4107 (Output_section_lookup_maps): New class.
4108 (Output_section::Input_section::is_merge_section): New method
4109 defintion.
4110 (Output_section::Input_section::relobj): Move defintion out of class
4111 defintion. Declare method only.
4112 (Output_section::Input_section::shndx): Ditto.
4113 (Output_section::Input_section::output_merge_base): New method defintion.
4114 (Output_section::Input_section::u2_.pomb): New union field.
4115 (Output_section::Merge_section_by_properties_map,
4116 Output_section::Output_section_data_by_input_section_map,
4117 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4118 Remove types.
4119 (Output_section::add_merge_input_section): Add new parameter
4120 KEEPS_INPUT_SECTIONS.
4121 (Output_section::build_lookup_maps): New method declaration.
4122 (Output_section::merge_section_map_,
4123 Output_section::merge_section_by_properties_map_,
4124 Output_section::relaxed_input_section_map_,
4125 Output_section::is_relaxed_input_section_map_valid_): Remove data
4126 members.
4127 (Output_section::lookup_maps_): New data member.
4128
76295588
L		 41292010-05-21 Doug Kwan <dougkwan@google.com>
4130
4131 PR gold/11619
4132 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4133 avoid a compilation error.
4134
d103a984
RÁE		 41352010-05-19 Rafael Espindola <espindola@google.com>
4136
4137 * script-sections.cc (Output_section_definition::allocate_to_segment):
4138 Update the phdrs_list even when the output section is NULL.
4139 * testsuite/Makefile.am: Add test.
4140 * testsuite/Makefile.in: Regenerate.
4141 * testsuite/script_test_9.cc: New.
4142 * testsuite/script_test_9.sh: New.
4143 * testsuite/script_test_9.t: New.
4144
6625d24e
DK		 41452010-05-19 Doug Kwan <dougkwan@google.com>
4146
4147 * arm.cc (Arm_input_section::original_size): New method.
4148 (Arm_input_section::do_addralign): Add a cast.
4149 (Arm_input_section::do_output_offset): Remove static cast.
4150 (Arm_input_section::original_addralign,
4151 Arm_input_section::original_size_): Change type to uint32_t.
4152 (Arm_input_section::init): Add safe casts for section alignment
4153 and size.
4154 (Arm_input_section::set_final_data_size): Do not set address and
4155 offset of stub table.
4156 (Arm_output_section::fix_exidx_coverage): Change use of of
4157 Output_section::Simple_input_section to that of
4158 Output_section::Input_section.
4159 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4160 except for the first pass.
4161 * output.cc (Output_section::get_input_sections): Change type of
4162 input_sections to std::list<Input_section>.
4163 (Output_section::add_script_input_section): Rename from
4164 Output_section::add_simple_input_section. Change type of SIS
4165 parameter from Simple_input_section to Input_section.
4166 * output.h (Output_section::Simple_input_section): Remove class.
4167 (Output_section::Input_section): Change class visibility to public.
4168 (Output_section::Input_section::addralign): Use stored alignments
4169 for special input sections if set.
4170 (Output_section::Input_section::set_addralign): New method.
4171 (Output_section::get_input_sections): Change parameter type from
4172 list of Simple_input_section to list of Input_section.
4173 (Output_section::add_script_input_section): Rename from
4174 Output_section::add_simple_input_section. Change first parameter's
4175 type from Simple_input_section to Input_section and remove the
4176 second and third parameters.
4177 * script-sections.cc (Input_section::Input_section_list): Change
4178 type to list of Output_section::Input_section/
4179 (Input_section_info::Input_section_info): Change parameter type of
4180 INPUT_SECTION to Output_section::Input_section.
4181 (Input_section_info::input_section): Change return type.
4182 (Input_section_info::input_section_): Change type to
4183 Output_section::Input_section.
4184 (Output_section_element_input::set_section_addresses): Adjust code
4185 to use Output_section::Input_section instead of
4186 Output_section::Simple_input_section. Adjust code for renaming
4187 of Output_section::add_simple_input_section.
4188 (Orphan_output_section::set_section_addresses): Ditto.
4189
e1e82ea4
RW		 41902010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4191
4192 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4193 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4194
91e75c8a
RÁE		 41952010-05-18 Rafael Espindola <espindola@google.com>
4196
4197 * options.cc (General_options::finalize): Handle -nostdlib.
4198 * options.h (nostdlib): New option.
4199 * script.cc (script_add_search_dir): Handle -nostdlib.
4200
da59ad79
DK		 42012010-05-12 Doug Kwan <dougkwan@google.com>
4202
4203 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4204 attributes section only if there no attributes section after merging.
4205 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4206 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4207 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4208 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4209 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4210 and arm_attr_merge_7.stdout.
4211 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4212 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4213 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4214 arm_attr_merge_7b.o): New rules.
4215 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4216 arm_attr_merge_7
4217 * testsuite/Makefile.in: Regenerate.
4218 * testsuite/arm_attr_merge.sh: New file.
4219 * testsuite/arm_attr_merge_[67][ab].s: Same.
4220
3e01a7fd
NC		 42212010-05-05 Nick Clifton <nickc@redhat.com>
4222
4223 * po/es.po: Updated Spanish translation.
4224
7ad2014a
L		 42252010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4226
4227 * Makefile.am (install-exec-local): Properly install gold as
4228 default cross linker.
4229 * Makefile.in: Regenerated.
4230
4fda8867
NC		 42312010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4232 Nick Clifton <nickc@redhat.com>
4233
4234 * configure.ac (install_as_default): Define and set to false
4235 unless --enable-gold or --enable-gold=both/gold has been
4236 specified.
4237 * configure: Regenerate.
4238
4239 * Makefile.am (install-exec-local): Install the executable as
4240 'ld.gold'. If install_as_default is true then also install it as
4241 'ld'.
4242 * Makefile.in: Regenerated.
4243
bd288ea2
ILT		 42442010-04-24 Ian Lance Taylor <iant@google.com>
4245
4246 * layout.cc (Layout::layout_reloc): In relocatable link don't
4247 combine reloc sections for grouped sections.
4248
ef38fd8a
ST		 42492010-04-23 Sriraman Tallam <tmsriram@google.com>
4250
4251 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4252 sections that are not ordinary to icf.
4253 * icf.cc (get_section_contents): Handle relocation pointing to section
4254 with no object or shndx information.
4255 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4256 * testsuite/Makefile.in: Regenerate.
4257 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4258 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4259
f6973bdc
ILT		 42602010-04-22 Ian Lance Taylor <iant@google.com>
4261
4262 * expression.cc (Expression::Expression_eval_info): Add
4263 result_alignment_pointer field.
4264 (Expression::eval_with_dot): Add result_alignment_pointer
4265 parameter. Change all callers.
4266 (Expression::eval_maybe_dot): Likewise.
4267 (class Binary_expression): Add alignment_pointer parameter to
4268 left_value and right_value. Change all callers.
4269 (BINARY_EXPRESSION): Set result alignment.
4270 (class Trinary_expression): Add alignment_pointer parameter to
4271 arg2_value and arg3_value. Change all callers.
4272 (Trinary_cond::value): Set result alignment.
4273 (Max_expression::value, Min_expression::value): Likewise.
4274 (Align_expression::value): Likewise.
4275 * script-sections.cc (class Sections_element): Add dot_alignment
4276 parameter to set_section_addresses virtual function. Update
4277 instantiations.
4278 (class Output_section_element): Likewise.
4279 (Script_sections::create_segments): Add dot_alignment parameter.
4280 Change all callers.
4281 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4282 (Script_sections::set_phdrs_clause_addresses): Likewise.
4283 * script-sections.h: Update declarations.
4284 * script.h: Update declarations.
4285 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4286 min_p_align.
4287 * testsuite/script_test_3.t: Set large alignment.
4288 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4289 segment has expected alignment.
4290
9c9c98a5
NC		 42912010-04-22 Nick Clifton <nickc@redhat.com>
4292
4293 * po/gold.pot: Updated by the Translation project.
4294 * po/vi.po: Updated Vietnamese translation.
4295
2253bfba
L		 42962010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4297
4298 * testsuite/Makefile.am (check_PROGRAMS): Add
4299 icf_virtual_function_folding_test.
4300 * testsuite/Makefile.in: Regenerated.
4301
85fdf906
AH		 43022010-04-15 Andrew Haley <aph@redhat.com>
4303
4304 * options.h (merge_exidx_entries): New option.
4305 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4306 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4307 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4308 (Target_arm::merge_exidx_entries): New function.
4309 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4310 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4311 to Arm_exidx_fixup constructor.
4312 Add new arg, merge_exidx_entries.
4313 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4314 Arm_output_section::fix_exidx_coverage.
4315
ce97fa81
ST		 43162010-04-18 Sriraman Tallam <tmsriram@google.com>
4317
4318 * icf.cc (get_section_contents): Check for preemptible functions.
4319 Ignore addend when appropriate.
4320 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4321 section folded.
4322 (add_from_relobj): Check for section folded.
4323 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4324 * symtab.h (should_add_dynsym_entry): Add new parameter.
4325 * target-reloc.h (scan_relocs): Check for section folded.
4326 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4327 Check reloc types for function pointers in shared objects.
4328 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4329 case.
4330 (icf_preemptible_functions_test): New test case.
4331 (icf_string_merge_test): New test case.
4332 * testsuite.Makefile.in: Regenerate.
4333 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4334 bar_glob. Refactor code.
4335 * testsuite/icf_preemptible_functions_test.cc: New file.
4336 * testsuite/icf_preemptible_functions_test.sh: New file.
4337 * testsuite/icf_string_merge_test.cc: New file.
4338 * testsuite/icf_string_merge_test.sh: New file.
4339 * testsuite/icf_virtual_function_folding_test.cc: New file.
4340 * testsuite/icf_virtual_function_folding_test.sh: New file.
4341
04ceb17c
DK		 43422010-04-14 Doug Kwan <dougkwan@google.com>
4343
4344 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4345 for local symbol recounting if we remove a section due to ICF.
4346 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4347 there are no regular objects in input.
4348
153e7da4
DK		 43492010-04-13 Doug Kwan <dougkwan@google.com>
4350
4351 * arm.cc (Arm_input_section::set_final_data_size): Compute
4352 accurate final data size instead of using current data size.
4353
4dbd9faf
DK		 43542010-04-09 Doug Kwan <dougkwan@google.com>
4355
4356 * layout.cc (Layout::choose_output_section): Handle script section
4357 types.
4358 (Layout::make_output_section_for_script): Add section type parameter.
4359 Handle script section types.
4360 * layout.h (Layout::make_output_section_for_script): Add section
4361 type parameter.
4362 * output.cc (Output_section::Output_section): Initialize data member
4363 is_noload_.
4364 (Output_section::do_reset_address_and_file_offset): Do not set address
4365 to 0 if section is a NOLOAD section.
4366 * output.h (Output_section::is_noload): New method.
4367 (Output_section::set_is_noload): Ditto.
4368 (Output_section::is_noload_): New data member.
4369 * script-c.h (Script_section_type): New enum type.
4370 (struct Parser_output_section_header): Add new file section_type.
4371 * script-sections.cc (Sections_element::output_section_name): Add
4372 parameter for returning script section type.
4373 (Output_section_definition::output_section_name): Ditto.
4374 (Output_section_definition::section_type)P; New method.
4375 (Output_section_definiton::script_section_type_name): Ditto.
4376 (Output_section_definition::script_section_type_): New data member.
4377 (Output_section_definition::Output_section_definition): Initialize
4378 data member Output_section_definition::script_section_type_.
4379 (Output_section_definition::create_sections): Pass script section type
4380 to Layout::make_output_section_for_script.
4381 (Output_section_definition::output_section_name): Return script
4382 section type to caller.
4383 (Output_section_definition::set_section_address): Do not advance
4384 dot value and load address if section type is NOLOAD. Set address
4385 of NOLOAD sections regardless of section flags.
4386 (Output_section_definition::print): Print section type if it is
4387 not SCRIPT_SECTION_TYPE_NONE.
4388 (Output_section_definition::section_type): New method.
4389 (Output_section_definition::script_section_type_name): Ditto.
4390 (Script_sections::output_section_name): Add new parameter
4391 PSECTION_TYPE for returning script section type. Pass it to
4392 section elements. Handle discard sections.
4393 (Sort_output_sections::operator()): Handle NOLOAD sections.
4394 * script-sections.h (Script_sections::Section_type): New enum type.
4395 (Script_sections::output_section_name): Add a new parameter for
4396 returning script section type.
4397 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4398 INFO and NOLOAD.
4399 * yyscript.y (union): Add new field SECTION_TYPE.
4400 (COPY, DSECT, INFO, NOLOAD): New tokens.
4401 (opt_address_and_section_type): Change type to output_section_header.
4402 (section_type): New non-terminal
4403 (section_header): Handle section type.
2253bfba 4404 (opt_address_and_section_type): Return section type value.
4dbd9faf 4405
721ea635
L		 44062010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4407
4408 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4409 * testsuite/plugin_common_test_2.c (foo): Likewise.
4410
6bf924b0
DK		 44112010-04-08 Doug Kwan <dougkwan@google.com>
4412
4413 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4414 Output_merge_data.
4415 * output.cc (Output_section::add_merge_input_section): Simplify
4416 code and return status of Output_merge_base::add_input_section.
e1df38aa 4417 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4418 returns true.
4419
24af6f92
DK		 44202010-04-07 Doug Kwan <dougkwan@google.com>
4421
4422 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4423 if section is marked as containing instructions but has no mapping
4424 symbols.
4425 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4426 correct section index.
4427 (Arm_relobj::find_linked_text_section): Ditto.
4428
00698fc5
CC		 44292010-04-07 Cary Coutant <ccoutant@google.com>
4430
4431 * archive.cc (include_member): Destroy Read_symbols_data object before
4432 releasing file.
4433 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4434 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4435 (Read_symbols_data::~Read_symbols_data) New destructor.
4436 (Section_relocs::Section_relocs) New constructor.
4437 (Section_relocs::~Section_relocs) New destructor.
4438 (Read_relocs_data::Read_relocs_data) New constructor.
4439 (Read_relocs_data::~Read_relocs_data) New destructor.
4440 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4441 pointers to NULL after deleting.
4442
7296d933
DK		 44432010-04-07 Doug Kwan <dougkwan@google.com>
4444
4445 * arm.cc: Replace "endianity" with "endianness" in comments.
4446 (Arm_exidx_cantunwind): Ditto.
4447 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4448 (Arm_relobj::merge_flags_and_attributes): New method.
4449 (Arm_relobj::merge_flags_and_attributes_): New data member.
4450 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4451 (Arm_relobj::scan_sections_for_stubs): Ditto.
4452 (Arm_relobj::do_read_symbols): Check to see if we really want to
4453 merge processor-specific flags and attributes. Exit early if
4454 an object is empty except for section names and the undefined symbol.
4455 (Target_arm::do_finalize_sections): Move check for ELF format to
4456 Arm_relobj::do_read_symbols. Merge processor specific flags and
4457 attributes from a regular object only when we have determined that
4458 it is aapropriate. Do not create an .ARM.attributes section in
4459 output if there is no regular input object.
4460 (Target_arm::merge_processor_specific_flags): Check
4461 --warn-mismatch before printing any error.
4462 (Target_arm::merge_object_attributes): Ditto.
4463 * gold.cc (queue_middle_tasks): Handle the case in which there is
4464 no regular object in input.
4465 * options.cc (General_options::parse_EB): New method.
4466 (General_options::parse_EL): Same.
4467 (General_options::General_options): Initialize endianness_.
4468 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4469 New options.
4470 (General_options::Endianness): New enum.
4471 (General_options::endianness): New method.
4472 (General_options::endianness_): New data member.
4473 * parameters.cc (Parameters::set_options): Check target endianness.
4474 (Parameters::set_target_once): Ditto.
4475 (Parameters::check_target_endianness): New method.
4476 (parameters_force_valid_target): If either -EL or -EB is specified,
4477 use it to define endianness of default target.
4478 * parameters.h (Parameters::check_target_endianness): New method
4479 declaration.
4480 * target.h (class Target): Change "endianity" to "endianness"
4481 in comments.
4482
efc8d4f2
RW		 44832010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4484
4485 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4486 * configure: Regenerate.
4487 * Makefile.in: Regenerate.
4488 * testsuite/Makefile.in: Regenerate.
4489
be234d88
CC		 44902010-04-06 Cary Coutant <ccoutant@google.com>
4491
4492 gcc PR lto/42757
4493 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4494 prevailing definitions of common symbols.
4495 * testsuite/plugin_test_6.sh: New test case.
4496 * testsuite/plugin_common_test_1.c: New test case.
4497 * testsuite/plugin_common_test_2.c: New test case.
4498 * testsuite/Makefile.am (plugin_test_6): New test case.
4499 * testsuite/Makefile.in: Regenerate.
4500
bd32c6bd
NC		 45012010-04-06 Nick Clifton <nickc@redhat.com>
4502
4503 * po/vi.po: New Vietnamese translation.
4504
323c532f
DK		 45052010-03-30 Doug Kwan <dougkwan@google.com>
4506
4507 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4508
4fcd97eb
DK		 45092010-03-25 Doug Kwan <dougkwan@google.com>
4510
4511 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4512 to avoid a conversion warning on a 32-bit host.
4513
4ebf39db
ILT		 45142010-03-24 Ian Lance Taylor <iant@google.com>
4515
4516 * testsuite/script_test_3.t: Add a TLS segment.
4517 * testsuite/Makefile.am (check_PROGRAMS): Add
4518 tls_phdrs_script_test.
4519 (tls_phdrs_script_test_SOURCES): Define.
4520 (tls_phdrs_script_test_DEPENDENCIES): Define.
4521 (tls_phdrs_script_test_LDFLAGS): Define.
4522 (tls_phdrs_script_test_LDADD): Define.
4523 * testsuite/Makefile.in: Rebuild.
4524
4a599bdd
CC		 45252010-03-23 Cary Coutant <ccoutant@google.com>
4526
4527 * fileread.cc (find_or_make_view): Fix comment.
4528
6c93b22c
ILT		 45292010-03-23 Ian Lance Taylor <iant@google.com>
4530
4531 * script-sections.cc (class Orphan_section_placement): Define
4532 PLACE_TLS and PLACE_TLS_BSS.
4533 (Orphan_section_placement::Orphan_section_placement): Initialize
4534 new places.
4535 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4536 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4537 (tls_script_test_SOURCES): Define.
4538 (tls_script_test_DEPENDENCIES): Define.
4539 (tls_script_test_LDFLAGS): Define.
4540 (tls_script_test_LDADD): Define.
4541 * testsuite/Makefile.in: Rebuild.
4542
a2c7281b
DK		 45432010-03-22 Doug Kwan <dougkwan@google.com>
4544
4545 * arm.cc (Arm_relocate_functions::abs8,
4546 Arm_relocate_functions::abs16): Use correct check for overflow
4547 specified in the ARM ELF specs.
4548 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4549 target of a BLX instruction specially.
4550 (Reloc_stub::stub_type_for_reloc): Ditto.
4551 (Relocate::relocate): Use symbolic names instead of numeric relocation
4552 codes to report error.
4553 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4554 workaround.
4555 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4556 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4557 thumb2_blx_out_of_range.stdout
4558 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4559 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4560 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4561 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4562 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4563 thumb2_blx_in_range, thumb2_blx_in_range.o,
4564 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4565 thumb2_blx_out_of_range.o): New rules.
4566 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4567 thumb2_blx_in_range and thumb2_blx_out_of_range.
4568 * testsuite/Makefile.in: Regenerate.
4569 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4570 * testsuite/thumb_blx_in_range.s: New file.
4571 * testsuite/thumb_blx_out_of_range.s: New file.
4572
b0193076
RÁE		 45732010-03-22 Rafael Espindola <espindola@google.com>
4574
4575 * archive.cc (Should_include): Move to archive.h.
4576 (should_include_member): Make it a member of Archive.
4577 (Lib_group): New.
4578 (Add_lib_group_symbols): New.
4579 * archive.h: Include options.h.
4580 (Archive_member): Moved from Archive.
4581 (Should_include): Moved from archive.cc.
4582 (Lib_group): New.
4583 (Add_lib_group_symbols): New.
4584 * dynobj.cc (do_should_include_member): New.
4585 * dynobj.h (do_should_include_member): New.
4586 * gold.cc (queue_initial_tasks): Update call to queue.
4587 * main.cc (main): Print lib group stats.
4588 * object.cc (do_should_include_member): New.
4589 * object.h: Include archive.h.
4590 (Object::should_include_member): New.
4591 (Object::do_should_include_member): New.
4592 (Sized_relobj::do_should_include_member): New.
4593 * options.cc (General_options::parse_start_lib): New.
4594 (General_options::parse_end_lib): New.
4595 (Input_arguments::add_file): Handle lib groups.
4596 (Input_arguments::start_group): Check we are not in a lib.
4597 (Input_arguments::start_lib): New.
4598 (Input_arguments::end_lib): New.
4599 * options.h (General_options): Add start_lib and end_lib.
4600 (Input_argument::lib_): New.
4601 (Input_argument::lib): New.
4602 (Input_argument::is_lib): New.
4603 (Input_file_lib): New.
4604 (Input_arguments::in_lib_): New.
4605 (Input_arguments::in_lib): New.
4606 (Input_arguments::start_lib): New.
4607 (Input_arguments::end_lib_): New.
4608 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4609 in unused members as preempted.
4610 (Sized_pluginobj::do_should_include_member): New.
4611 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4612 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4613 return the blocker.
4614 (Read_symbols::do_whole_lib_group): New.
4615 (Read_symbols::do_lib_group): New.
4616 (Read_symbols::do_read_symbols): Handle lib groups.
4617 (Read_symbols::get_name): Handle lib groups.
4618 * readsyms.h (Read_symbols): Add an archive member pointer.
4619 (Read_symbols::do_whole_lib_group): New.
4620 (Read_symbols::do_lib_group): New.
4621 (Read_symbols::member_): New.
4622 * script.cc (read_input_script): Update call to queue_soon.
4623
d099120c
DK		 46242010-03-19 Doug Kwan <dougkwan@google.com>
4625
4626 * arm.cc (Stub_table::Stub_table): Initialize new data members
4627 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4628 (Stub_table::add_reloc_stub): Assign stub offset and update
4629 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4630 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4631 New data members.
4632 (Stub_table::update_data_size_and_addralign): Use
4633 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4634 instead of going over all reloc stubs.
4635 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4636 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4637 Stringpool_template::offset_ to size of Stringpool_char.
4638 (Stringpool_template::new_key_offset): Remove code to initialize
4639 Stringpool_template::offset_.
4640 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4641 Stringpool_template::offset_ to zero.
4642
1aa37384
DK		 46432010-03-15 Doug Kwan <dougkwan@google.com>
4644
4645 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4646 offset_.
4647 (Stringpool_template::new_key_offset): New method.
4648 (Stringpool_template::add_string): Assign offsets when adding new
4649 strings.
4650 (Stringpool_template::set_string_offsets): Do not set string offsets
4651 when not optimizing.
4652 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4653 member size_.
4654 (Chunked_vector::clear): Clear size_.
4655 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4656 (Chunked_vector::size): Return size_.
4657 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4658 (Chunked_vector::size_): New data member.
1aa37384
DK		 4659 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4660 (Stringpool_template::new_key_offset): New method declaration.
4661 (Stringpool_template::offset_): New data member.
4662
b672b057
RÁE		 46632010-03-15 Rafael Espindola <espindola@google.com>
4664
4665 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4666 Add_symbols' constructor.
4667 * readsyms.h (Add_symbols): Remove the input_group member.
4668
b6848d3c
ILT		 46692010-03-10 Ian Lance Taylor <iant@google.com>
4670
4671 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4672 target to ask whether a reference to a symbol requires a stack
4673 split.
4674 * target.h (Target::is_call_to_non_split): New function.
4675 (Target::do_is_call_to_non_split): Declare virtual function.
4676 * target.cc: Include "symtab.h".
4677 (Target::do_is_call_to_non_split): New function.
4678 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4679
a2a5469e
CC		 46802010-03-10 Cary Coutant <ccoutant@google.com>
4681
4682 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4683 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4684 (File_read::open[2]): Add whole_file_view_ to list of views.
4685 (File_read::make_view): Remove test of whole_file_view_.
4686 (File_read::find_or_make_view): Create whole_file_view_ if
4687 necessary.
4688 (File_read::clear_views): Replace bool parameter with enum;
4689 adjust all callers. Don't delete views with permanent data;
4690 do delete cached views and views from archives if
4691 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4692 if clearing the corresponding view.
4693 * fileread.h (File_read::Clear_views_mode): New enum.
4694 (File_read::View::is_permanent_view): New method.
4695 (File_read::clear_views): Replace bool parameter
4696 with enum; adjust all callers.
4697 * options.h (General_options): Change keep_files_mapped option;
4698 add map_whole_files.
4699 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4700 releasing the file.
4701 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4702 the file.
4703
8861f32b
DM		 47042010-03-10 David S. Miller <davem@davemloft.net>
4705
4706 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4707
d62d0f5f
ST		 47082010-03-09 Sriraman Tallam <tmsriram@google.com>
4709
4710 * icf.cc (get_section_contents): Add '@' marker after processing the
4711 merge reloc.
4712
9177756d
DK		 47132010-03-08 Doug Kwan <dougkwan@google.com>
4714
4715 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4716 due to a conversion warning.
4717 (Arm_relobj::update_output_local_symbol_count): Check for local
4718 symbol with unset output index.
4719
9e9e071b
ILT		 47202010-03-05 Ian Lance Taylor <iant@google.com>
4721
4722 * options.h (class General_options): Add --spare-dynamic-tags.
4723 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4724 --spare-dynamic-tags.
4725
a81ee015
ILT		 47262010-03-05 Ian Lance Taylor <iant@google.com>
4727
4728 * incremental.cc: Include "libiberty.h".
4729
44ec90b9
RO		 47302010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4731
4732 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4733 function, is_info_ member.
4734 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4735 (Versions::Versions): Update caller.
4736 (Versions::define_base_version): Likewise.
4737 (Versions::add_def): Likewise.
4738
0897ed3b
ST		 47392010-03-03 Sriraman Tallam <tmsriram@google.com>
4740
4741 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4742 (Scan::possible_function_pointer_reloc): New function.
4743 (Scan::local_reloc_may_be_function_pointer): Change to call
4744 possible_function_pointer_reloc.
4745 (Scan::global_reloc_may_be_function_pointer): Ditto.
4746 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4747 relocations in ".data.rel.ro._ZTV" section.
4748 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4749 * testsuite/icf_safe_so_test.cc: Ditto.
4750 * testsuite/icf_safe_test.cc: Ditto.
4751 * testsuite/icf_safe_test.sh: Ditto.
4752
d3bbad62
ILT		 47532010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4754 Ian Lance Taylor <iant@google.com>
4755
4756 * target-reloc.h (relocate_section): Check the symbol table index
4757 for -1U before setting the local symbol index.
4758 (scan_relocatable_relocs): If copying the relocation, record that
4759 the local symbol is required.
4760 * object.h (Symbol_value::is_output_symtab_index_set): New
4761 function.
4762 (Symbol_value::may_be_discarded_from_output_symtab): New
4763 function.
4764 (Symbol_value::has_output_symtab_entry): New function.
4765 (Symbol_value::needs_output_symtab_entry): Remove.
4766 (Symbol_value::output_symtab_index): Make sure the symbol index is
4767 set.
4768 (Symbol_value::set_output_symtab_index): Make sure the symbol
4769 index is not set. Make sure the new index is valid.
4770 (Symbol_value::set_must_have_output_symtab_entry): New function.
4771 (Symbol_value::has_output_dynsym_entry): New function.
4772 (Symbol_value::set_output_dynsym_index): Make sure the new index
4773 is valid.
4774 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4775 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4776 local symbol if permitted.
4777 (Sized_relobj::do_finalize_local_symbols): Call
4778 is_output_symtab_index_set rather than needs_output_symtab_entry.
4779 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4780 rather than needs_output_symtab_entry. Call
4781 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4782 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4783 is_output_symtab_index_set rather than needs_output_symtab_entry.
4784 * testsuite/discard_locals_relocatable_test.c: New file.
4785 * testsuite/discard_locals_test.sh: Test -r.
4786 * testsuite/Makefile.am (check_DATA): Add
4787 discard_locals_relocatable_test1.syms,
4788 discard_local_relocatable_test2.syms.
4789 (MOSTLYCLEANFILES): Likewise. Also add
4790 discard_locals_relocatable_test1.lout and
4791 discard_locals_relocatable_test2.out.
4792 (discard_locals_relocatable_test1.syms): New target.
4793 (discard_locals_relocatable_test.o): New target.
4794 (discard_locals_relocatable_test1.out): New target.
4795 (discard_locals_relocatable_test2.syms): New target.
4796 (discard_locals_relocatable_test2.out): New target.
4797 (various): Add missing ../ld-new dependencies.
4798 * testsuite/Makefile.in: Rebuild.
4799
7e8ccf26
NC		 48002010-03-03 Nick Clifton <nickc@redhat.com>
4801
4802 * po/fi.po: New Finnish translation.
4803
2a0ff005
DK		 48042010-03-01 Doug Kwan <dougkwan@google.com>
4805
4806 * layout.cc (Layout::Layout): Force section types of .init_array*,
4807 .preinit_array* and .fini_array* sections.
4808 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4809 Fix check of return value of std::string::find.().
4810 (Output_section::Input_section_sort_compare::operator()): Remove
4811 comment about .init_array.
4812 (Output_section::Input_section_sort_init_fini_compare::operator()):
4813 New method.
4814 (Output_section::sort_attached_input_sections): Handle .init_array
4815 and .fini_array specially.
4816 * output.h (Output_section::Inut_section_sort_compare): Update
4817 comment.
4818 (Output_section::Input_section_sort_init_fini_compare): New struct.
4819
c3e4ae29
DK		 48202010-02-26 Doug Kwan <dougkwan@google.com>
4821
4822 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4823 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4824 * testsuite/debug_msg.sh: Avoid matching source line number for
4825 use of global variable undef_int.
4826
2fd9ae7a
DK		 48272010-02-26 Doug Kwan <dougkwan@google.com>
4828
4829 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4830 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4831 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4832 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4833 * options.cc (General_options::General_options): Initialize member
4834 fix_v4bx_.
4835 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4836 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4837 and rm_no_fix_v4bx.stdout
4838 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4839 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4840 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4841 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4842 and arm_no_fix_v4bx.
4843 * Makefile.in: Regenerate.
4844 * testsuite/arm_fix_v4bx.s: New file.
4845 * testsuite/arm_fix_v4bx.sh: Ditto.
4846
67ec7d0b
DK		 48472010-02-24 Doug Kwan <dougkwan@google.com>
4848
4849 * arm.cc (Target_arm::got_section): Make the .got section the first
4850 non RELRO section in the data segment.
4851 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4852 suffixes of section names.
4853
10165461
DK		 48542010-02-24 Doug Kwan <dougkwan@google.com>
4855
4856 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4857 flags and attributes merging if an input file is a binary file.
4858 * fileread.cc (Input_file::open): Record format of original file.
4859 * fileread.h (Input_file::Format): New enum type.
4860 (Input_file::Input_file): Initialize data member format_.
4861 (Input_file::format): New method definition.
4862 (Input_file::format_):: New data member.
4863
4a54abbb
DK		 48642010-02-24 Doug Kwan <dougkwan@google.com>
4865
4866 * arm.cc (Arm_output_data_got): New class.
4867 (ARM_TCB_SIZE): New constant
4868 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4869 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4870 If user uses a script with a SECTIONS clause, issue only a warning
4871 for a misplaced EXIDX input section. Otherwise, issue an error.
4872 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4873 garbage collection.
4874 (Target_arm::got_mode_index_entry): Handle static linking.
4875 (Target_arm::Scan::local): Ditto.
4876 (Target_arm::Scan::global): Ditto.
4877 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4878 all incorrectly implemented relocations.
e1df38aa 4879 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4880 Arm_output_section::fix_exidx_coverage.
4881 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4882 from ".ARM.exidx." and ".ARM.extab.".
4883
ca419a6f
ILT		 48842010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4885
4886 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4887 section if it does not already exist.
4888 * attributes.cc (Attributes_section_data::Attributes_section_data):
4889 Don't crash if size is zero.
4890
135b9c78
ILT		 48912010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4892 Ian Lance Taylor <iant@google.com>
4893
4894 * gold.cc (queue_middle_tasks): If no input files were opened,
4895 exit.
4896 * workqueue.h (Task_function::Task_function): Assert that there is
4897 a blocker.
4898
bb0bfe4f
DK		 48992010-02-22 Doug Kwan <dougkwan@google.com>
4900
4901 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4902 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4903 types to avoid warnings due to different uint64_t implementations
4904 on different hosts.
4905
2a2b6d42
DK		 49062010-02-21 Doug Kwan <dougkwan@google.com>
4907
4908 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4909 handling of the maximum backward branch offset.
4910 (Arm_relocate_functions::thumb_branch_common): Ditto.
4911 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4912 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4913 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4914 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4915 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4916 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4917 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4918 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4919 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4920 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4921 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4922 thumb2_bl_out_of_range.o): New rules.
4923 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4924 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4925 thumb2_bl_out_of_range
4926 * testsuite/Makefile.in: Regenerate.
4927 * testsuite/arm_bl_in_range.s: New file.
4928 * testsuite/arm_bl_out_of_range.s: Ditto.
4929 * testsuite/arm_branch_in_range.sh: Ditto.
4930 * testsuite/arm_branch_range.t: Ditto.
4931 * testsuite/thumb2_branch_range.t: Ditto.
4932 * testsuite/thumb_bl_in_range.s: Ditto.
4933 * testsuite/thumb_bl_out_of_range.s: Ditto.
4934 * testsuite/thumb_branch_range.t: Ditto.
4935
b487ad64
ST		 49362010-02-20 Sriraman Tallam <tmsriram@google.com>
4937
4938 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4939 Add reloc offset information.
4940 * icf.cc (get_section_contents): Change iterators to point to the new
4941 vectors. Add reloc offset information to the contents.
4942 * icf.h (Icf::Sections_reachable_info): New typedef.
4943 (Icf::Sections_reachable_list): New typedef.
4944 (Icf::Offset_info): New typedef.
4945 (Icf::Reloc_info): New struct typedef.
4946 (Icf::Reloc_info_list): New typedef.
4947 (Icf::symbol_reloc_list): Delete method.
4948 (Icf::addend_reloc_list): Delete method.
4949 (Icf::section_reloc_list): Delete method.
4950 (Icf::reloc_info_list): New method.
4951 (Icf::reloc_info_list_): New member.
4952
f96accdf
DK		 49532010-02-19 Doug Kwan <dougkwan@google.com>
4954
4955 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4956 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4957 * arm.cc (Arm_relocation_functions): New forward declaration.
4958 (Target_arm::Target_arm): Initialize new data members
4959 got_mod_index_offset_ and tls_base_symbol_defined_.
4960 (Target_arm::Relocate::relocate_tls): New method.
4961 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4962 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4963 New methods.
4964 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4965 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4966 (Target_arm::got_mod_index_offset_,
4967 Target_arm::tls_base_symbol_defined_): New data members.
4968 (Target_arm::Scan::local, Target::Scan::global,
4969 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4970 relocations.
4971
c8761b9a
DK		 49722010-02-18 Doug Kwan <dougkwan@google.com>
4973
4974 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4975 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4976 text section as a parameter becuase some broken tools may not set
4977 the link in section header.
4978 (Target_arm::has_got_section): New method.
4979 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4980 without any mapping symbol as data only. Remove warning.
4981 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4982 link in its section header, try to discover the link by inspecting the
4983 REL31 relocation at the beginning of the section.
4984 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4985 in error message.
4986 (Target_arm::Scan::global): Treat any reference to the symbol
4987 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4988
21bb3914
ST		 49892010-02-12 Sriraman Tallam <tmsriram@google.com>
4990
4991 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4992 (Scan::global_reloc_may_be_function_pointer): New function.
4993 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4994 (Scan::global_reloc_may_be_function_pointer): New function.
4995 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4996 (Scan::global_reloc_may_be_function_pointer): New function.
4997 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4998 (Scan::global_reloc_may_be_function_pointer): New function.
4999 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5000 (Scan::global_reloc_may_be_function_pointer): New function.
5001 (Scan::possible_function_pointer_reloc): New function.
5002 (Target_x86_64::can_check_for_function_pointers): New function.
5003 * gc.h (gc_process_relocs): Scan relocation types to determine if
5004 function pointers were taken for targets that support it.
5005 * icf.cc (Icf::find_identical_sections): Include functions for
5006 folding in safe ICF whose pointer is not taken.
5007 * icf.h (Secn_fptr_taken_set): New typedef.
5008 (fptr_section_id_): New member.
5009 (section_has_function_pointers): New function.
5010 (set_section_has_function_pointers): New function.
5011 (check_section_for_function_pointers): New function.
5012 * options.h: Fix comment for safe ICF option.
5013 * target.h (can_check_for_function_pointers): New function.
5014 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5015 Modify icf_safe_test for X86-64.
5016 * testsuite/Makefile.in: Regenerate.
5017 * testsuite/icf_safe_so_test.cc: New file.
5018 * testsuite/icf_safe_so_test.sh: New file.
5019 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5020 (main): Change to take pointer to function kept_func_3.
5021 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5022 folding is done correctly for X86-64.
5023
0da6fa6c
DM		 50242010-02-12 David S. Miller <davem@davemloft.net>
5025
5026 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5027 is_symbolless parameter.
5028 (Output_reloc<SHT_REL>::is_symbolless): New.
5029 (Output_reloc<SHT_REL>::is_symbolless_): New.
5030 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5031 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5032 (Output_reloc<SHT_RELA>::is_symbolless): New.
5033 (Output_data_reloc::add_global): Handle is_symbolless.
5034 (Output_data_reloc::add_global_relative): Likewise.
5035 (Output_data_reloc::add_local): Likewise.
5036 (Output_data_reloc::add_local_relative): Likewise.
5037 (Output_data_reloc::add_symbolless_global_addend): New.
5038 (Output_data_reloc::add_symbolless_local_addend): New.
5039 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5040 is_symbolless.
5041 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5042 instead of ->is_relative_
5043 (Output_reloc::write): Likewise.
5044 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5045 (Output_reloc::write_rel): Simplify.
5046
5047 * sparc.cc (Target_sparc::Scan::local): Use
5048 ->add_symbolless_local_addend as needed.
5049 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5050 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5051 based upon relocation offset.
5052
e4782e83
DK		 50532010-02-11 Doug Kwan <dougkwan@google.com>
5054
5055 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5056 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5057 beginning of function.
5058 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5059 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5060 parameter is_32bit in calls to should_apply_static_reloc.
5061 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5062 (check_DATA): Add arm_abs_global.stdout.
5063 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5064 arm_abs_global.stdout): New rules.
5065 (MOSTLLYCLEANFILES): Add arm_abs_global
5066 * Makefile.in: Regenerate.
5067 * testsuite/arm_abs_global.s: New file.
5068 * testsuite/arm_abs_global.sh: Ditto.
5069 * testsuite/arm_abs_lib.s: Ditto.
5070
93ceb764
ILT		 50712010-02-11 Ian Lance Taylor <iant@google.com>
5072
5073 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5074 Read_relocs task.
5075 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5076 Allocate_commons_task first.
5077 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5078 task, rather than symtab_lock_.
5079 (Gc_process_relocs::~Gc_process_relocs): New function.
5080 (Gc_process_relocs::is_runnable): Check this_blocker_.
5081 (Gc_process_relocs::locks): Use next_blocker_ rather than
5082 blocker_.
5083 (Scan_relocs::~Scan_relocs): New function.
5084 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5085 symtab_lock_.
5086 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5087 next_blocker_.
5088 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5089 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5090 constructor accordingly.
5091 (class Gc_process_relocs): Likewise.
5092 (class Scan_relocs): Likewise.
5093 * common.h (class Allocate_commons_task): Remove symtab_lock_
5094 field, and corresponding constructor parameter.
5095 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5096 symtab_lock_.
5097 (Allocate_commons_task::locks): Likewise.
5098
114dfbe1
ILT		 50992010-02-11 Ian Lance Taylor <iant@google.com>
5100
5101 * gold-threads.h (class Once): Define.
5102 (class Initialize_lock): Rewrite as child of Once.
5103 * gold-threads.cc (class Once_initialize): Define.
5104 (once_pointer_control): New static variable.
5105 (once_pointer, once_arg): New static variables.
5106 (c_run_once): New static function.
5107 (Once::Once, Once::run_once, Once::internal_run): New functions.
5108 (class Initialize_lock_once): Remove.
5109 (initialize_lock_control): Remove.
5110 (initialize_lock_pointer): Remove.
5111 (initialize_lock_once): Remove.
5112 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5113 (Initialize_lock::initialize): Rewrite.
5114 (Initialize_lock::do_run_once): New function.
5115 * archive.cc (Archive::interpret_header): Only clear name if it is
5116 not already empty.
5117 * fileread.cc: Include "gold-threads.h"
5118 (file_counts_lock): New static variable.
5119 (file_counts_initialize_lock): Likewise.
5120 (File_read::release): Only increment counts when using --stats.
5121 Use a lock around the increment.
5122 * parameters.cc (class Set_parameters_target_once): Define.
5123 (set_parameters_target_once): New static variable.
5124 (Parameters::Parameters): Move here from parameters.h.
5125 (Parameters::set_target): Rewrite.
5126 (Parameters::set_target_once): New function.
5127 (Parameters::clear_target): Move here and rewrite.
5128 * parameters.h (class Parameters): Update declarations. Add
5129 set_parameters_target_once_ field.
5130 (Parameters::Parameters): Move to parameters.cc.
5131 (Parameters::clear_target): Likewise.
5132 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5133 task.
5134 (Start_group::~Start_group): New function.
5135 (Start_group::is_runnable): New function.
5136 (Start_group::locks, Start_group::run): New functions.
5137 (Finish_group::run): Change saw_undefined to size_t.
5138 * readsyms.h (class Start_group): Define.
5139 (class Finish_group): Change saw_undefined_ field to size_t.
5140 (Finish_group::Finish_group): Remove saw_undefined and
5141 this_blocker parameters. Change all callers.
5142 (Finish_group::set_saw_undefined): New function.
5143 (Finish_group::set_blocker): New function.
5144 * symtab.h (class Symbol_table): Change saw_undefined to return
5145 size_t. Change saw_undefined_ field to size_t.
5146 * target-select.cc (Set_target_once::do_run_once): New function.
5147 (Target_selector::Target_selector): Initialize set_target_once_
5148 field. Don't initialize lock_ and initialize_lock_ fields.
5149 (Target_selector::instantiate_target): Rewrite.
5150 (Target_selector::set_target): New function.
5151 * target-select.h (class Set_target_once): Define.
5152 (class Target_selector): Update declarations. Make
5153 Set_target_once a friend. Remove lock_ and initialize_lock_
5154 fields. Add set_target_once_ field.
5155
fa17a3f4
ILT		 51562010-02-10 Ian Lance Taylor <iant@google.com>
5157
5158 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5159 queueing any tasks.
5160 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5161 (queue_middle_tasks): Add all blockers before queueing any tasks.
5162 (queue_final_tasks): Likewise.
5163 * token.h (Task_token::add_blockers): New function.
5164 * object.h (Input_objects::number_of_relobjs): New function.
5165
c7177d31
ILT		 51662010-02-10 Ian Lance Taylor <iant@google.com>
5167
5de0e392
ILT		 5168 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5169 shared, not if not position independent.
5170 * x86_64.cc (Relocate::relocate_tls): Likewise.
5171 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5172 (tls_pie_pic_test): New target.
5173 * testsuite/Makefile.in: Rebuild.
5174
c7177d31
ILT		 5175 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5176 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5177 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5178 * testsuite/Makefile.in: Rebuild.
5179
684b268a
DM		 51802010-02-09 David S. Miller <davem@davemloft.net>
5181
5182 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5183 R_SPARC_RELATIVE using ->add_local_relative().
5184 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5185
612a8d3d
DM		 5186 * output.h (Output_data_dynamic::add_section_size): New method
5187 that takes two Output_data objects.
5188 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5189 entry param. Handle it in initializers.
5190 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5191 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5192 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5193 arg.
5194 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5195 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5196 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5197 for dynrel_includes_plt.
5198 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5199 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5200 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5201 before .rela.plt
5202 (Target_sparc::do_finalize_sections): Update to pass true for
5203 dynrel_includes_plt.
5204 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5205 output before .rela.plt
5206 (Target_powerpc::do_finalize_sections): Update to pass true for
5207 dynrel_includes_plt when 32-bit.
5208
cb1be87e
DK		 52092010-02-08 Doug Kwan <dougkwan@google.com>
5210
5211 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5212 method.
5213 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5214 Arm_relobj::scan_section_for_cortex_a8_stubs,
5215 Arm_relobj::do_relocation_section): Instead of calling
5216 Output_section::output_address, use faster
5217 Arm_relobj::simple_input_section_output_address.
5218
705b5121
DM		 52192010-02-08 David S. Miller <davem@davemloft.net>
5220
5221 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5222 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5223 relocation helper function.
5224
024c4466
DM		 5225 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5226 just like R_SPARC_GOT{10,13,22}.
5227 (Target_sparc::Scan::local): Likewise.
5228 (Target_sparc::Relocate:relocate): Likewise.
5229
9109c078
ILT		 52302010-02-06 Ian Lance Taylor <iant@google.com>
5231
5232 * configure.ac: Rewrite targetobjs duplicate removal code to use
5233 only shell constructs.
5234 * configure: Rebuild.
5235
cf846138
DK		 52362010-02-05 Doug Kwan <dougkwan@google.com>
5237
5238 PR 11247
5239 * arm.cc (Arm_relobj::section_is_scannable): New method.
5240 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5241 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5242
6cfaf60b
DK		 52432010-02-04 Doug Kwan <dougkwan@google.com>
5244
5245 PR 11247
5246 * arm-reloc-property.cc (cstdio): Include.
5247 * configure.ac (targetobjs): Remove duplicates.
5248 * configure: Regenerate.
5249 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5250 big and little endian version for a given address size.
5251
5c57f1be
DK		 52522010-02-03 Doug Kwan <dougkwan@google.com>
5253
5254 * arm-reloc-property.cc
5255 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5256 definition.
5257 * arm-reloc-property.h
5258 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5259 New method definition.
5260 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5261 declaration.
5262 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5263 overflow to N.
5264 (GOT_PREL): Change implemented to Y.
5265 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5266 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5267 (Arm_relocate_functions::movw_abs_nc): Remove method.
5268 (Arm_relocate_functions::movt_abs): Ditto.
5269 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5270 (Arm_relocate_functions::thm_movt_abs): Ditto.
5271 (Arm_relocate_functions::movw_rel_nc): Ditto.
5272 (Arm_relocate_functions::movw_rel): Ditto.
5273 (Arm_relocate_functions::movt_rel): Ditto.
5274 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5275 (Arm_relocate_functions:thm_movw_rel): Ditto.
5276 (Arm_relocate_functions:thm_movt_rel): Ditto.
5277 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5278 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5279 New method definitions.
5280 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5281 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5282 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5283 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5284 (Target_arm::Relocate::relocate): Check for non-static or
5285 unimplemented relocation code and exit early. Change calls to
5286 Target_arm::reloc_uses_thumb_bit and
5287 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5288 instead. Refactor code to handle similar relocations to increase
5289 code sharing. Remove check for unsupported relocation code in switch
5290 statement.
5291 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5292 relocation property table to find out size. Change error message to
5293 print out the name of a relocation code instead of the numeric value.
5294 (Target_arm::scan_reloc_for_stub): Use relocation property table
5295 instead of calling Target_arm::reloc_uses_thumb_bit().
5296
218c5831
DK		 52972010-02-02 Doug Kwan <dougkwan@google.com>
5298
5299 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5300 types of relaxed input section.
5301
0d31c79d
DK		 53022010-02-02 Doug Kwan <dougkwan@google.com>
5303
5304 * Makefile.am (HFILES): Add arm-reloc-property.h.
5305 (DEFFILES): New.
5306 (TARGETSOURCES): Add arm-reloc-property.cc
5307 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5308 (libgold_a_SOURCES): $(DEFFILES)
5309 * Makefile.in: Regenerate.
5310 * arm-reloc-property.cc: New file.
5311 * arm-reloc-property.h: New file.
5312 * arm-reloc.def: New file.
5313 * arm.cc: Update comments.
5314 (arm-reloc-property.h): New included header.
5315 (arm_reloc_property_table): New global variable.
5316 (Target_arm::do_select_as_default_target): New method definition.
5317 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5318 arm-reloc-property to targ_extra_obj.
5319 * parameters.cc (set_parameters_target): Call
5320 Target::select_as_default_target().
5321 * target.h (Target::select_as_default_target): New method definition.
5322 (Target::do_select_as_default_target): Same.
5323
546c7457
DK		 53242010-02-01 Doug Kwan <dougkwan@google.com>
5325
5326 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5327 first_output_text_section_.
5328 (Arm_exidx_fixup::first_output_text_section): New method definition.
5329 (Arm_exidx_fixup::first_output_text_section_): New data member.
5330 (Arm_exidx_fixup::process_exidx_section): Record the first text
5331 output section seen.
5332 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5333 and entsize in output section header.
5334
11b861d5
DK		 53352010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5336
5337 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5338 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5339 (Arm_relocate_functions::thm_alu11): New Method.
5340 (Arm_relocate_functions::thm_pc8): New Method.
5341 (Arm_relocate_functions::thm_pc12): New Method.
5342 (Target_arm::Scan::local): Handle the relocations.
5343 (Target_arm::Scan::global): Likewise.
5344 (Target_arm::Relocate::relocate): Likewise.
5345 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5346
c9a2c125
DK		 53472010-01-29 Doug Kwan <dougkwan@google.com>
5348
5349 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5350 of relocation types as ld.
5351
1521477a
DK		 53522010-01-29 Doug Kwan <dougkwan@google.com>
5353
5354 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5355 to public.
5356 (Arm_relocate_functions::thumb_branch_common): Ditto.
5357 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5358 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5359 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5360 Arm_relocate_functions::jump24): Remove.
5361 (Target_arm::Relocate::relocate): Adjust code to call
5362 Arm_relocation_functions::arm_branch_common and
5363 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5364 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5365
e7eca48c
DK		 53662010-01-29 Doug Kwan <dougkwan@google.com>
5367
5368 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5369 output_local_symbol_count_needs_update_.
5370 (Arm_relobj::output_local_symbol_count_needs_update,
5371 Arm_relobj::set_output_local_symbol_count_needs_update,
5372 Arm_relobj::update_output_local_symbol_count): New methods.
5373 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5374 member.
5375 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5376 of pointed function as in a R_ARM_PREL31 relocation.
5377 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5378 for output local symbol count updating.
5379 (Target_arm::do_relax): Update output local symbol counts in objects
5380 if necessary.
5381 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5382
02961d7e
ILT		 53832010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5384
5385 * arm.cc: Added support for the ARM relocations:
5386 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5387 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5388 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5389 movw_prel_nc).
5390 (Arm_relocate_functions::movw_rel): New method.
5391 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5392 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5393 thm_movw_prel_nc).
5394 (Arm_relocate_functions::thm_movw_rel): New method.
5395 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5396 thm_movt_prel).
5397 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5398 relocations.
5399 (Target_arm::Scan::global): Likewise.
5400 (Target_arm::Relocate::relocate): Likewise.
5401 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5402 Likewise.
5403
b10d2873
ILT		 54042010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5405
5406 * arm.cc: Added support for ARM group relocations.
5407 (Target_arm::reloc_needs_sym_origin): New method.
5408 (Arm_relocate_functions::calc_grp_kn): New method.
5409 (Arm_relocate_functions::calc_grp_residual): New method.
5410 (Arm_relocate_functions::calc_grp_gn): New method.
5411 (Arm_relocate_functions::arm_grp_alu): New Method.
5412 (Arm_relocate_functions::arm_grp_ldr): New Method.
5413 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5414 (Arm_relocate_functions::arm_grp_ldc): New Method.
5415 (Target_arm::Scan::local): Handle the ARM group relocations.
5416 (Target_arm::Scan::global): Likewise.
5417 (Target_arm::Relocate::relocate): Likewise.
5418 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5419 Likewise.
5420
2b328d4e
DK		 54212010-01-26 Doug Kwan <dougkwan@google.com>
5422
5423 * arm.cc (set): Include.
5424 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5425 pointer type.
5426 (Arm_output_section::Text_section_list): New type.
5427 (Arm_output_section::append_text_sections_to_list): New method.
5428 (Arm_output_section::fix_exidx_coverage): Ditto.
5429 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5430 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5431 Relobj::set_section_offset() instead of
5432 Sized_relobj::invalidate_section_offset().
5433 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5434 parameter for section headers. Ignore relocation sections for
5435 unallocated sections and EXIDX sections.
5436 (Target_arm::fix_exidx_coverage): New method.
5437 (Target_arm::output_section_address_less_than): New type.
5438 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5439 linked text section instead of the EXIDX section.
5440 (Arm_output_section::create_stub_group): Add an assertion to check
5441 that this is not an EXIDX output section.
5442 (Arm_output_section::append_text_sections_to_list): New method.
5443 (Arm_output_section::fix_exidx_coverage): Ditto.
5444 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5445 Arm_relobj::section_needs_reloc_stub_scanning.
5446 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5447 first pass.
5448 (Target_arm::fix_exidx_coverage): New method.
5449 * object.h (Relobj::set_output_section): New method.
5450 (Sized_relobj::invalidate_section_offset): Remove method.
5451 (Sized_relobj::do_invalidate_section_offset): Remove method.
5452 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5453
c7f3c371
DK		 54542010-01-25 Doug Kwan <dougkwan@google.com>
5455
5456 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5457 Fix warning due to signed and unsigned comparison on a 32-bit host.
5458
8923b24c
DK		 54592010-01-22 Doug Kwan <dougkwan@google.com>
5460
5461 * arm.cc (Target_arm::do_relax): Record an output section for section
5462 offset adjustment it contains any stub table that has changed.
5463 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5464 offsets in an output section if necessary.
5465 * output.cc (Output_section::Output_section): Initialize
5466 section_offsets_need_adjustments_.
5467 (Output_section::add_input_section_for_script): Renamed to
5468 Output_section::add_simple_input_section.
5469 (Output_section::save_states): Add a comment.
5470 (Output_section::discard_states): New method defintion.
5471 (Output_section::adjust_section_offsets): Same.
5472 * output.h (Output_section::add_input_section_for_script): Renamed to
5473 Output_section::add_simple_input_section.
5474 (Output_section::discard_states): New method declaration.
5475 (Output_section::adjust_section_offsets): Same.
5476 (Output_section::section_offsets_need_adjustment,
5477 Output_section::set_section_offsets_need_adjustment): New method
5478 definitions.
5479 (Output_section::section_offsets_need_adjustment_): New data member.
5480 * script-sections.cc
5481 (Output_section_element_input::set_section_address): Adjust code for
5482 renaming of Output_section::add_input_section_for_script.
5483 (Orphan_output_section::set_section_address): Same.
5484
9b2fd367
DK		 54852010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5486
5487 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5488 Fix_v4bx enum values .
5489 * gold/options.h (General_options): New option definitions.
5490 (General_options::fix_v4bx): New method.
5491 (General_options::Fix_v4bx): New enum.
5492 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5493 (General_options::parse_fix_v4bx_interworking): New method.
5494
80d0d023
DK		 54952010-01-22 Doug Kwan <dougkwan@google.com>
5496
5497 * arm.cc (Arm_exidx_fixup): New class.
5498
af2cdeae
DK		 54992010-01-21 Doug Kwan <dougkwan@google.com>
5500
5501 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5502 classes.
5503 (Arm_exidx_section_offset_map): New type.
5504
993d07c1
DK		 55052010-01-21 Doug Kwan <dougkwan@google.com>
5506
5507 * arm.cc (Arm_exidx_input_section): New class.
5508 (Arm_relobj::exidx_input_section_by_link,
5509 Arm_relobj::exidx_input_section_by_shndx,
5510 Arm_relobj::make_exidx_input_section): New methods.
5511 (read_arm_attributes_section): Remove.
5512 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5513 information about them.
5514 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5515 to here.
5516
5ac169d4
DK		 55172010-01-20 Doug Kwan <dougkwan@google.com>
5518
5519 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5520 Input_section_specifier to Section_id.
5521 (Target_arm::new_arm_input_section: Adjust code for change of key
5522 type.
5523 (Target_arm::find_arm_input_section): Ditto.
5524 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5525 (Section_id): Remove.
5526 (Garbage_collection::Section_id_hash): Remove.
5527 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5528 (Section_id): Remove.
5529 (Icf::Section_id_hash): Remove.
5530 * object.h (Section_id, Const_section_id, Section_id_hash,
5531 Const_section_id_hash): New type definitions.
5532 * output.cc (Output_section::add_relaxed_input_section): Change to
5533 use Const_section_id instead of Input_section_specifier as key type.
5534 (Output_section::add_merge_input_section): Ditto.
5535 (Output_section::build_relaxation_map): Change to use Section_id
5536 instead of Input_section_specifier as key type.
5537 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5538 Ditto.
5539 (Output_section::convert_input_sections_to_relaxed_sections): Change
5540 to use Const_section_id instead of Input_section_specifier as key type.
5541 (Output_section::find_merge_section): Ditto.
5542 (Output_section::find_relaxed_input_section): Ditto.
5543 * output.h (Input_section_specifier): Remove class.
5544 (Output_section::Output_section_data_by_input_section_map): Change
5545 key type to Const_section_id.
5546 (Output_section::Output_relaxed_input_section_by_input_section_map):
5547 Ditto.
5548 (Output_section::Relaxation_map): Change key type to Section_id.
5549
a2162063
ILT		 55502010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5551
5552 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5553 (class Arm_v4bx_stub): New class.
5554 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5555 (Stub_factory::make_arm_v4bx_stub): New method.
5556 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5557 (Stub_table::empty): Handle v4bx stubs.
5558 (Stub_table::add_arm_v4bx_stub): New method.
5559 (Stub_table::find_arm_v4bx_stub): New method.
5560 (Arm_relocate_functions::v4bx): New method.
5561 (Target_arm::fix_v4bx): New method.
5562 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5563 (Stub_table::relocate_stubs): Likewise.
5564 (Stub_table::do_write): Likewise.
5565 (Stub_table::update_data_size_and_addralign): Likewise.
5566 (Stub_table::finalize_stubs): Likewise.
5567 (Target_arm::Scan::local): Likewise.
5568 (Target_arm::Scan::global): Likewise.
5569 (Target_arm::do_finalize_sections): Likewise.
5570 (Target_arm::Relocate::relocate): Likewise.
5571 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5572 Likewise.
5573 (Target_arm::scan_reloc_for_stub): Likewise.
5574 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5575
5696ab0b
ILT		 55762010-01-19 Ian Lance Taylor <iant@google.com>
5577
5578 * output.cc (Output_section_headers::do_sized_write): Write large
5579 segment count to sh_info field.
5580 (Output_file_header::do_sized_write): For large segment count,
5581 write PN_XNUM to e_phnum field.
5582
800d0f56
ILT		 55832010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5584
5585 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5586 (Arm_relocate_functions::thm_jump8): New function.
5587 (Arm_relocate_functions::thm_jump11): New function.
5588 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5589 R_ARM_THM_JUMP11.
5590 (Target_arm::Scan::global): Likewise.
5591 (Target_arm::Relocate::relocate): Likewise.
5592 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5593 Likewise.
5594
41263c05
DK		 55952010-01-14 Doug Kwan <dougkwan@google.com>
5596
5597 * arm.cc (map, utility): Include headers.
5598 (Target_arm::apply_cortex_a8_workaround): New method.
5599 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5600 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5601 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5602 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5603 the --[no-]fix-cortex-a8 command line options.
5604 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5605 (Target_arm::relocate_stub): Use addend in instruction template.
5606 * options.h (DEFINE_bool): Set the user-set flag.
5607 (General_options): Add --[no-]-fix-cortex options.
5608 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5609 : Update fast look-up map after conversion.
41263c05 5610
459e9b03
ST		 56112010-01-14 Sriraman Tallam <tmsriram@google.com>
5612
5613 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5614 in the first pass of do_layout.
5615
b521dfe4
DK		 56162010-01-13 Doug Kwan <dougkwan@google.com>
5617
5618 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5619 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5620 apparent compiler problem of not folding static constant integral
5621 data members of elfcpp::Elf_sizes<32>.
5622
44272192
DK		 56232010-01-13 Doug Kwan <dougkwan@google.com>
5624
5625 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5626 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5627 Arm_relobj::scan_section_for_cortex_a8_erratum,
5628 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5629 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5630 sections to scan for relocation stubs into a new method
5631 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5632 relocation and Cortex-A8 stub scanning.
5633 (Target_arm::do_relax): Force stubs to be after stubbed sections
5634 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5635 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5636 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5637
44b71ece
ILT		 56382010-01-12 Ian Lance Taylor <iant@google.com>
5639
5640 * target-reloc.h (visibility_error): New inline function.
5641 (relocate_section): Call visibility_error.
5642 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5643 (MOSTLYCLEANFILES): Likewise.
5644 (protected_4_pic.o, protected_3.err): New targets.
5645 * testsuite/protected_4.cc: New file.
5646
a120bc7f
DK		 56472010-01-12 Doug Kwan <dougkwan@google.com>
5648
5649 * arm.cc (Cortex_a8_reloc): New class.
5650 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5651 and cortex_a8_relocs_info_.
5652 (Target_arm::fix_cortex_a8): New method definition.
5653 (Target_arm::Cortex_a8_relocs_info): New type.
5654 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5655 New data member declarations.
5656 (Target_arm::scan_reloc_for_stub): Record information about
5657 relocations for THUMB branches that might be exempted from the
5658 Cortex-A8 workaround.
5659 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5660 at the beginning of a relaxation pass.
5661
20138696
DK		 56622010-01-12 Doug Kwan <dougkwan@google.com>
5663
5664 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5665 (Arm_relobj::Mapping_symbol_position,
5666 Arm_reloj::Mapping_symbol_position_less,
5667 Arm_relobj::Mapping_symbols_info): New types.
5668 (Target_arm::is_mapping_symbol_name): New method definition.
5669 (Arm_relobj::do_count_local_symbols): Save information about mapping
5670 symbols.
5671
089d69dc
DK		 56722010-01-11 Doug Kwan <dougkwan@google.com>
5673
5674 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5675 Arm_relocate_functions::thumb32_branch_upper,
5676 Arm_relocate_functions::thumb32_branch_lower,
5677 Arm_relocate_functions::thumb32_cond_branch_offset,
5678 Arm_relocate_functions::thumb32_cond_branch_upper,
5679 Arm_relocate_functions::thumb32_cond_branch_lower,
5680 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5681 branch offset encoding.
5682 (Arm_relocate_functions::thumb_branch_common): Use new branch
5683 offset encoding methods to avoid code duplication.
5684 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5685 (Stub_addend_reader::operator()): Use new branch encoding method
5686 to avoid code duplication.
5687
99e5bff2
DK		 56882010-01-11 Doug Kwan <dougkwan@google.com>
5689
5690 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5691 (Target_arm::do_finalize_sections): Define special EXIDX section
5692 symbols only if referenced.
5693 * gc.h (Garbage_collection::add_reference): New method.
5694 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5695 code duplication.
5696
98e090bd
ILT		 56972010-01-11 Ian Lance Taylor <iant@google.com>
5698
d0a91bd8
ILT		 5699 * script.cc (Version_script_info::build_expression_list_lookup):
5700 Change complaing about duplicate wildcard match from error to
5701 warning.
5702
98e090bd
ILT		 5703 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5704 of 2009-12-30.
5705 (Version_script_info::Version_script_info): Initialize globs_,
5706 default_version_, default_is_global_, and exact_. Don't
5707 initialize globals_ or locals_.
5708 (Version_script_info::build_lookup_tables): Build local symbols
5709 first.
5710 (Version_script_info::unquote): New function.
5711 (Version_script_info::add_exact_match): New function.
5712 (Version_script_info::build_expression_list_lookup): Remove lookup
5713 parameter. Add is_global parameter. Change all callers. Handle
5714 wildcard pattern specially. Unquote pattern. Call
5715 add_exact_match.
5716 (Version_script_info::get_name_to_match): New function.
5717 (Version_script_info::get_symbol_version): New function.
5718 (Version_script_info::get_symbol_version_helper): Remove.
5719 (Version_script_info::check_unmatched_names): Call unquote.
5720 * script.h (class Version_script_info): Change get_symbol_version
5721 to be non-inline and add is_global parameter; change all callers.
5722 Rewrite symbol_is_local. Update declarations. Define struct
5723 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5724 Remove globals_ and locals_ members. Add exact_, globs_,
5725 default_version_, is_global_.
5726 (Version_script_info::Glob): Remove pattern, add expression and
5727 is_global. Update constructor. Change all callers.
5728 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5729 default version.
5730 (Versions::symbol_section_contents): If a symbol is undefined, or
5731 defined in a dynamic object, set the version index to
5732 VER_NDX_LOCAL.
5733 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5734 symbol_is_local.
5735 (Symbol_table::add_from_pluginobj): Likewise.
5736 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5737
d56962d3
DK		 57382010-01-11 Doug Kwan <dougkwan@google.com>
5739
5740 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5741 (incremental_dump_LDADD): Add linking option for libintl.
5742 * Makefile.in: Regenerate.
5743
94e6ee91
L		 57442010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5745
5746 PR gold/11144
5747 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5748 instead of -Ds.
5749 * testsuite/Makefile.in: Regenerated.
5750
e96c574b
DK		 57512010-01-10 Doug Kwan <dougkwan@google.com>
5752
5753 * options.h (DEFINE_var): Use parentheses around argument varname__
5754 in macro body to avoid any unintended subsequent substitutions.
5755
7198066b
ILT		 57562010-01-10 Ian Lance Taylor <iant@google.com>
5757
ba4d53bf
ILT		 5758 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5759 candidates before doing symbol resolution.
5760
7198066b
ILT		 5761 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5762 ODR candidates if only one is weak.
5763
a2beed37
ILT		 57642010-01-08 Ian Lance Taylor <iant@google.com>
5765
5766 * script.cc (Version_script_info::build_expression_list_lookup):
5767 Don't warn about ambiguous version, just record the ambiguity.
5768 (Version_script_info::get_symbol_version_helper): Give error if
5769 version is ambiguous.
5770
2fb7225c
DK		 57712010-01-08 Doug Kwan <dougkwan@google.com>
5772
5773 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5774 prev_data_size_ and prev_addralign_. Remove initializer for
5775 deleted data member has_been_changed_.
5776 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5777 to determine if the table is empty.
5778 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5779 Remove.
5780 (Stub_table::add_reloc_stub): Define method in class definition
5781 instead of just declaring it there.
5782 (Stub_table::add_cortex_a8_stub): New method definition.
5783 (Stub_table::update_data_size_and_addralign): Ditto.
5784 (Stub_table::finalize_stubs): Ditto.
5785 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5786 (Stub_table::do_addralign_): Return address alignment in the
5787 (Stub_table::do_reset_address_and_file_offset): Define method in
5788 class definition instead of declaring it there. Set current data
5789 size to be the data size of the previous pass.
5790 (Stub_table::set_final_data_size): Use current data size as the
5791 final data size.
5792 (Stub_table::relocate_stub): Change parameter type of stub from
5793 Reloc_stub pointer to Stub pointer.
5794 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5795 (Stub_table::Cortex_a8_stub_list): New typedef.
5796 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5797 Stub_table::prev_addralign_): New data member.
5798 (Arm_relobj::Arm_relobj): Initialize data member
5799 section_has_cortex_a8_workaround_.
5800 (Arm_relobj::section_has_cortex_a8_workaround,
5801 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5802 definitions.
5803 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5804 declarations.
5805 (Target_arm::relocate_stub): Change parameter type of stub from
5806 Reloc_stub pointer to Stub pointer.
5807 (Insn_template::size, Insn_template::alignment): Handle
5808 THUMB16_SPECIAL_TYPE.
5809 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5810 Stub_table::update_data_size_and_addralign,
5811 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5812 definitions.
5813 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5814 (Stub_table::do_write): Ditto.
5815 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5816
880cd20d
ILT		 58172010-01-08 Ian Lance Taylor <iant@google.com>
5818
5819 PR 11108
5820 * symtab.h (class Symbol): Remove fields is_target_special_ and
5821 has_plt_offset_. Add field is_defined_in_discarded_section_.
5822 (Symbol::is_defined_in_discarded_section): New function.
5823 (Symbol::set_is_defined_in_discarded_section): New function.
5824 (Symbol::has_plt_offset): Rewrite.
5825 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5826 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5827 Don't initialize is_target_special_ or has_plt_offset_.
5828 Initialize is_defined_in_discarded_section_.
5829 (Symbol_table::add_from_relobj): If appropriate, set
5830 is_defined_in_discarded_section.
5831 * resolve.cc (Symbol::override_base_with_special): Don't test
5832 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5833 * target-reloc.h (relocate_section): Do special handling for
5834 symbols defined in discarded sections for global symbols as well
5835 as local symbols.
5836
2703e3eb
ILT		 58372010-01-08 Ian Lance Taylor <iant@google.com>
5838
5839 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5840 the SHT_SYMTAB case.
5841
339d40a3
ILT		 58422010-01-08 Ian Lance Taylor <iant@google.com>
5843
5844 * object.cc (Sized_relobj::do_layout): Don't get confused if
5845 layout_eh_frame returns NULL.
5846
abecea76
ILT		 58472010-01-08 Ian Lance Taylor <iant@google.com>
5848
5849 PR 11084
5850 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5851 dynamic symbol table, use the normal symbol table.
5852 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5853 symbol table.
5854
6b7dd3f3
ILT		 58552010-01-08 Ian Lance Taylor <iant@google.com>
5856
5857 PR 11072
5858 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5859 sections.
5860
36c50e63
L		 58612010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5862
5863 * version.cc (print_version): Change to "Copyright 2010".
5864
e291e7b9
ILT		 58652010-01-08 Ian Lance Taylor <iant@google.com>
5866
5867 PR 10287
5868 PR 11063
5869 * i386.cc (class Target_i386): Change return type of plt_section
5870 to be non-const.
5871 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5872 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5873 tls_desc_rel_ field.
5874 (Output_data_plt_i386::rel_tls_desc): New function.
5875 (Target_i386::rel_tls_desc_section): New function.
5876 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5877 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5878 R_386_TLS_DESC reloc in rel_tls_desc_section.
5879 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5880 Define struct Tlsdesc_info.
5881 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5882 (Target_x86_64::do_reloc_symbol_index): New function.
5883 (Target_x86_64::add_tlsdesc_info): New function.
5884 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5885 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5886 tlsdesc_rel_ field.
5887 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5888 all callers.
5889 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5890 (Target_x86_64::rela_tlsdesc_section): New function.
5891 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5892 handling.
5893 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5894 (Target_x86_64::do_reloc_addend): New function.
5895 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5896 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5897 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5898 (Output_reloc::type): New function.
5899 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5900 (Output_reloc::is_target_specific): New function.
5901 (Output_reloc::target_arg): New function.
5902 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5903 absolute relocs and target specific relocs.
5904 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5905 add_target_specific.
5906 (class Output_data_reloc) [SHT_RELA]: Likewise.
5907 * output.cc (Output_reloc::Output_reloc): Add four new versions
5908 for absolute relocs and target specific relocs.
5909 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5910 (Output_reloc::get_symbol_index): Likewise.
5911 (Output_reloc::local_section_offset): Check that local_sym_index_
5912 is not TARGET_CODE or 0.
5913 (Output_reloc::symbol_value): Likewise.
5914 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5915 reloc.
5916 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5917 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5918 functions.
5919 * layout.cc (add_target_dynamic_tags): Use output section for
5920 DT_PLTRELSZ and DT_JMPREL.
5921
3a44184e
ILT		 59222010-01-07 Ian Lance Taylor <iant@google.com>
5923
5924 PR 11061
5925 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5926 function.
5927 (class Output_data_reloc_generic): Define.
5928 (class Output_data_reloc_base): Change base class to
5929 Output_data_reloc_generic. Change add() method to call
5930 bump_relative_reloc_count for a relative reloc. Remove
5931 sort_relocs_ field.
5932 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5933 to sort_relocs().
5934 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5935 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5936 appropriate.
5937 * layout.h (class Layout): Update declaration.
5938
ea715a34
ILT		 59392010-01-07 Ian Lance Taylor <iant@google.com>
5940
5941 * output.h (class Output_data): Add const version of
5942 output_section and do_output_section.
5943 (class Output_section_data): Add const version of
5944 do_output_section.
5945 (class Output_section): Likewise.
5946 * layout.cc (Layout::add_target_dynamic_tags): New function.
5947 * layout.h (class Layout): Update declarations.
5948 * arm.cc (Target_arm::do_finalize_sections): Use
5949 add_target_dynamic_tags.
5950 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5951 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5952 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5953 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5954
659948a4
ILT		 59552010-01-07 Ian Lance Taylor <iant@google.com>
5956
5957 PR 11042
5958 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5959 object as needed.
5960
9d3b86f6
ILT		 59612010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5962 Ian Lance Taylor <iant@google.com>
5963
5964 PR 11019
5965 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5966 Xindex::read_symtab_xindex.
5967
bb0d3eb0
DK		 59682010-01-07 Doug Kwan <dougkwan@google.com>
5969
5970 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5971 (Insn_template::thumb16_bcond_insn): New method declaration.
5972 (Insn_template): Fix spelling.
5973 (Stub::thumb16_special): New method declaration.
5974 (Stub::do_write): Define virtual method which was previously pure
5975 virtual.
5976 (Stub::do_thumb16_special): New method declaration.
5977 (Stub::do_fixed_endian_write): New template member.
5978 (Reloc_stub::do_write): Remove.
5979 (Reloc_stub::do_fixed_endian_write): Remove.
5980 (Cortex_a8_stub): New class definition.
5981 (Stub_factory::make_cortex_a8_stub): New method definition.
5982 (Stub_factory::Stub_factory): Add missing static storage class
5983 qualifier for elf32_arm_stub_a8_veneer_blx.
5984
ffeef7df
ILT		 59852010-01-07 Ian Lance Taylor <iant@google.com>
5986
dc3f80fe
ILT		 5987 PR 10980
5988 * options.h (class General_options): Add --warn-unresolved-symbols
5989 and --error-unresolved-symbols.
5990 * errors.cc (Errors::undefined_symbol): Implement
5991 --warn-unresolved-symbols.
5992
ffeef7df
ILT		 5993 * options.h (class General_options): Add -z text and -z textoff.
5994 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5995
f1ec9ded
ST		 59962010-01-06 Sriraman Tallam <tmsriram@google.com>
5997
5998 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5999 (Garbage_collection::cident_sections): New function.
6000 (Garbage_collection::add_cident_section): New function.
6001 (Garbage_collection::cident_sections_): New member.
6002 (gc_process_relocs): Add references to sections whose names are C
6003 identifiers.
6004 * gold.h (cident_section_start_prefix): New constant.
6005 (cident_section_stop_prefix): New constant.
6006 (is_cident): New function.
6007 * layout.cc (Layout::define_section_symbols): Replace string constants
6008 with the newly defined constants.
6009 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6010 C identifiers.
6011 * testsuite/Makefile.am: Add gc_orphan_section_test.
6012 * testsuite/Makefile.in: Regenerate.
6013 * testsuite/gc_orphan_section_test.cc: New file.
6014 * testsuite/gc_orphan_section_test.sh: New file.
6015
6eda8c29
ILT		 60162010-01-06 Ian Lance Taylor <iant@google.com>
6017
b9674e17
ILT		 6018 PR 10980
6019 * options.h (class General_options): Add --warn-shared-textrel.
6020 * layout.cc (Layout::finish_dynamic_section): Implement
6021 --warn-shared-textrel.
6022
6eda8c29
ILT		 6023 PR 10980
6024 * options.h (class General_options): Add --warn-multiple-gp.
6025
32dcd44e
ILT		 60262010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6027
6028 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6029 $(THREADSLIB) and $(LIBDL).
6030 * Makefile.in: Rebuild.
6031
a192ba05
ILT		 60322010-01-06 Ian Lance Taylor <iant@google.com>
6033
6034 PR 10980
6035 * options.cc (General_options::parse_section_start): New function.
6036 (General_options::section_start): New function.
6037 (General_options::General_options): Initialize all members.
6038 * options.h: Include <map>
6039 (class General_options): Add --section-start. Add section_starts_
6040 member.
6041 * layout.cc (Layout::attach_allocated_section_to_segment): If
6042 --section-start was used, set the address of the segment. Remove
6043 local sort_sections.
6044 (Layout::relaxation_loop_body): If the address of the load segment
6045 has been set by --section-start, don't use it.
6046 * output.h (Output_segment::update_flags_for_output_section): New
6047 function.
6048 * output.cc (Output_segment::add_output_section): Call
6049 update_flags_for_output_section.
6050
dde3f402
ILT		 60512010-01-05 Ian Lance Taylor <iant@google.com>
6052
62dfdd4d
ILT		 6053 PR 10980
6054 * options.h (class General_options): Add --undefined-version.
6055 * script.cc (struct Version_expression): Add was_matched_by_symbol
6056 field.
6057 (Version_script_info::matched_symbol): New function.
6058 (Version_script_info::get_symbol_version_helper): Call
6059 matched_symbol.
6060 (Version_script_info::check_unmatched_names): New function.
6061 * script.h (class Version_script_info): Update declarations.
6062 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6063
9c4ae156
ILT		 6064 * options.h (class General_options): Use DEFINE_bool_alias for
6065 allow_multiple_definition.
6066 * resolve.cc (Symbol_table::should_override): Don't test
6067 allow_multiple_definition.
6068
dde3f402
ILT		 6069 PR 10980
6070 * options.h (class General_options): Add --cref.
6071 * main.cc (main): Print cref table if --cref. Don't close mapfile
6072 until after printing cref table.
6073 * cref.cc: Include "symtab.h".
6074 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6075 (Cref_table_compare::operator()): New function.
6076 (Cref_inputs::gather_cref): New function.
6077 (filecol): New static const.
6078 (Cref_inputs::print_cref): New function.
6079 (Cref::print_cref): New function.
6080 * cref.h: Include <cstdio>.
6081 (class Cref): Update declarations.
6082 * mapfile.h (Mapfile::file): New function.
6083 * object.h (class Object): Define Symbols. Declare virtual
6084 do_get_global_symbols.
6085 (Object::get_global_symbols): New function.
6086 * object.cc (Input_objects::add_object): Pass object to cref_ if
6087 --cref.
6088 (Input_objects::archive_start): Likewise.
6089 (Input_objects::archive_stop): Likewise.
6090 (Input_objects::print_cref): New function.
6091 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6092 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6093 --cref.
6094 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6095 function.
6096 * plugin.h (class Sized_pluginobj): Update declarations.
6097
8781f709
ILT		 60982010-01-05 Ian Lance Taylor <iant@google.com>
6099
6100 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6101 to is_default_version. Rename insdef to insdefault.
6102 (Symbol_table::add_from_relobj): Rename def to is_default_version
6103 and local to is_forced_local.
6104 (Symbol_table::add_from_pluginobj): Likewise.
6105 (Symbol_table::add_from_dynobj): Likewise.
6106 (Symbol_table::define_special_symbol): Rename insdef to
6107 insdefault.
6108
fe35d28d
ILT		 61092010-01-04 Ian Lance Taylor <iant@google.com>
6110
30bc8c46
ILT		 6111 PR 10980
6112 * options.h (class General_options): Add
6113 --allow-multiple-definition and -z muldefs.
6114 * resolve.cc (Symbol_table::should_override): Don't warn about a
6115 multiple symbol definition if --allow-multiple-definition or -z
6116 muldefs.
6117
7eaea549
ILT		 6118 PR 10980
6119 * options.h (class General_options): Add --add-needed and
6120 --copy-dt-needed-entries. Tweak --as-needed help entry.
6121 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6122 error if --copy-dt-needed-entries aka --add-needed is used and
6123 would cause a change in behaviour.
6124
fe35d28d
ILT		 6125 PR 10980
6126 * options.h (class General_options): Add -G as a short version of
6127 --shared. Add no-op options -assert, -g, and -i.
6128
55a2bb35
ST		 61292010-01-04 Sriraman Tallam <tmsriram@google.com>
6130
6131 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6132 check for .text or .gnu.linkonce.t sections.
6133 * icf.cc (Icf::find_identical_sections): Ditto.
6134 Change the detection for mangled function name within the section
6135 name.
6136 * icf.h (is_section_foldable_candidate): New function.
6137
719328e1
ILT		 61382009-12-30 Ian Lance Taylor <iant@google.com>
6139
6140 PR 10980
6141 * options.h (class General_options): Permit two dashes with
6142 --retain-symbols-file.
6143
d7bb5745
ILT		 61442009-12-30 Ian Lance Taylor <iant@google.com>
6145
403a15dd
ILT		 6146 PR 10979
6147 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6148 don't put the file header and segment headers in the text
6149 segment.
6150
eda294df
ILT		 6151 PR 10979
6152 * common.cc (Sort_commons::operator()): Stabilize sort when both
6153 entries are NULL.
6154 (Symbol_table::do_allocate_commons_list): When allocating common
6155 symbols, skip a symbol which is no longer common.
6156 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6157 an object before checking its type.
6158 * testsuite/common_test_2.c: New file.
6159 * testsuite/common_test_3.c: New file.
6160 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6161 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6162 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6163 (common_test_2_pic.o, common_test_2.so): New targets.
6164 (common_test_3_pic.o, common_test_3.so): New targets.
6165 * testsuite/Makefile.in: Rebuild.
6166
d7bb5745
ILT		 6167 PR 10979
6168 * script.cc (read_input_script): If we see a new SECTIONS clause,
6169 and we have added an input section, give an error.
6170 * layout.h (class Layout): Add have_added_input_section function.
6171 Add have_added_input_section_ field.
6172 * layout.cc (Layout::Layout): Initialize
6173 have_added_input_section_.
6174 (Layout::layout): Set have_added_input_section_.
6175 (Layout::layout_eh_frame): Likewise.
6176
fc59c572
ILT		 61772009-12-30 Ian Lance Taylor <iant@google.com>
6178
6179 PR 10931
6180 * options.h (class General_options): Add --sort-common option.
6181 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6182 * common.cc (Sort_common): Add sort_order parameter to
6183 constructor. Add sort_order_ field.
6184 (Sort_commons::operator): Check sort_order_.
6185 (Symbol_table::allocate_commons): Determine the sort order.
6186 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6187 Change all callers.
6188 (Symbol_table::do_allocate_commons_list): Likewise.
6189
1c74fab0
ILT		 61902009-12-30 Ian Lance Taylor <iant@google.com>
6191
6192 PR 10916
6193 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6194 symbols from this object, don't change the visibility of an
6195 undefined symbol.
6196 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6197
6affe781
ILT		 61982009-12-30 Ian Lance Taylor <iant@google.com>
6199
6200 PR 10861
6201 * script.h (class Version_script_info): Define Language enum.
6202 Update declarations. Define Glob, Exact, and Lookup types. Add
6203 new fields globals_, locals_, and is_finalized_.
6204 * script.cc: Various formatting fixes.
6205 (class Parser_closure): Change language_stack_ from a vector of
6206 std::string to one of Version_script_info::Language. Adjust all
6207 uses accordingly.
6208 (class Lazy_demangler): Remove.
6209 (struct Version_expression): Change language from std::string to
6210 Version_script_info::Language.
6211 (Version_script_info::Version_script_info): New function.
6212 (Version_script_info::~Version_script_info): Don't call clear.
6213 (Version_script_info::finalize): New function.
6214 (Version_script_info::build_lookup_tables): New function.
6215 (Version_script_info::build_expression_list_lookup): New
6216 function.
6217 (Version_script_info::get_symbol_version_helper): Rewrite to use
6218 lookup tables.
6219 (Version_script_info::print_expression_list): Adjust to use
6220 Version_script_info::Language.
6221 (script_push_lex_into_version_mode): Check that the version script
6222 has not been finalized.
6223 (version_script_push_lang): Change language string to
6224 Version_script_info::Language.
6225 * options.cc (Command_line::version_script): New function.
6226 * options.h (class General_options): Add finalize_dynamic_list
6227 function. Change version_script from declaration to definition.
6228 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6229 * testsuite/version_script.map: Remove duplicate def of foo.
6230 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6231 version_script.map.
6232 * testsuite/Makefile.in: Rebuild.
6233
818bf354
ILT		 62342009-12-30 Ian Lance Taylor <iant@google.com>
6235
6236 PR 10843
6237 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6238 if the input symbol index is 0, make the output symbol index 0.
6239
ebcc8304
ILT		 62402009-12-30 Ian Lance Taylor <iant@google.com>
6241
6242 PR 10670
6243 * options.h (class General_options): Add -x/--discard-all.
6244 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6245 --discard-all. If the local symbol needs a dynamic entry, check
6246 that before handling --discard-locals.
6247
176fe33f
ILT		 62482009-12-30 Ian Lance Taylor <iant@google.com>
6249
bb321bb1
ILT		 6250 PR 10450
6251 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6252 flags to PF_R.
6253 (Output_segment::add_output_section): Don't change the flags if
6254 the type is PT_TLS.
6255
176fe33f
ILT		 6256 PR 10450
6257 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6258 GNU hash table if they need a dynamic value. Otherwise, don't add
6259 them if they are defined in a dynamic object or are forced local.
6260
e8cd95c7
ILT		 62612009-12-29 Ian Lance Taylor <iant@google.com>
6262
1b81fb71
ILT		 6263 PR 10450
6264 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6265 .gnu.hash table for a 32-bit target.
6266
8d6d383d
ILT		 6267 PR 10450
6268 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6269 regular and a dynamic object only needs a dynamic symbol table
6270 entry if it is externally visible.
6271
e785ec03
ILT		 6272 PR 10450
6273 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6274 constructor. Add global_offset_table_ field.
6275 (Target_i386::got_section): Set global_offset_table_.
6276 (Target_i386::do_finalize_sections): Set global_offset_table_
6277 size.
6278 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6279 in constructor. Add global_offset_table_ field.
6280 (Target_x86_64::got_section): Set global_offset_table_.
6281 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6282 size.
6283
1a2dff53
ILT		 6284 * layout.cc (Layout::Layout): Initialize increase_relro_.
6285 (Layout::get_output_section): Add is_relro, is_last_relro, and
6286 is_first_non_relro parameters. Change all callers.
6287 (Layout::choose_output_section): Likewise.
6288 (Layout::add_output_section_data): Likewise.
6289 (Layout::make_output_section): Likewise.
6290 (Layout::set_segment_offsets): Clear increase_relro when using a
6291 linker script.
6292 * layout.h (class Layout): Add increase_relro method. Add
6293 increase_relro_ field. Update declarations.
6294 * output.cc (Output_section::Output_section): Initialize
6295 is_last_relro_ and is_first_non_relro_.
6296 (Output_segment::add_output_section): Group relro sections is
6297 do_sort is true. Handle is_last_relro and is_first_non_relro.
6298 (Output_segment::maximum_alignment): Remove relro handling.
6299 (Output_segment::set_section_addresses): Add increase_relro
6300 parameter. Change all callers. Add initial alignment to align
6301 relro sections on separate page. Remove old relro handling.
6302 (Output_segment::set_section_list_addresses): Remove in_relro
6303 parameter. Change all callers.
6304 (Output_segment::set_offset): Add increase parameter. Change all
6305 callers. Remove old relro handling.
6306 * output.h (class Output_section): Add new methods: is_last_relro,
6307 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6308 Add is_last_relro_ and is_first_non_relro_ fields.
6309 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6310 Create separate .got.plt section. Call increase_relro.
6311 * x86_64.cc (Target_x86_64::got_section): Likewise.
6312 * testsuite/relro_script_test.t: Add .got.plt.
6313
f0ba79e2
ILT		 6314 PR 10450
6315 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6316 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6317 (Layout::finalize): Call set_dynamic_symbol_size.
6318 (Layout::set_dynamic_symbol_size): New function.
6319 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6320 set_dynamic_symbol_size.
6321
e8cd95c7
ILT		 6322 PR 10450
6323 * output.h (class Output_section): Add is_entsize_zero_ field.
6324 * output.cc (Output_section::Output_section): Initialize
6325 is_entsize_zero_.
6326 (Output_section::set_entsize): If two different entsizes are
6327 requested, force it to zero.
6328 (Output_section::add_input_section): Set flags for .debug_str
6329 before updating section flags. Set entsize.
6330 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6331 and SHF_STRING if all input sections have those flags.
6332
3e1b9a8a
RÁE		 63332009-12-29 Rafael Espindola <espindola@google.com>
6334
6335 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6336 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6337 reporting.
3e1b9a8a 6338
3dcad376
ST		 63392009-12-29 Sriraman Tallam <tmsriram@google.com>
6340
6341 * options.cc (General_options::parse_version): Allow -v to exit
6342 without an error if there is nothing to link.
6343
084e2665
ILT		 63442009-12-29 Ian Lance Taylor <iant@google.com>
6345
6346 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6347 using a version of gcc before 4.1.
6348 * configure: Rebuild.
6349
250acde3
CD		 63502009-12-28 Chris Demetriou <cgd@google.com>
6351
6352 * attributes.cc (Output_attributes_section_data::do_write): Use
6353 std::vector::front rather than std::vector::data.
6354
99fff23b
ILT		 63552009-12-28 Ian Lance Taylor <iant@google.com>
6356
6357 * symtab.h (class Symbol_table): Add enum Defined.
6358 * resolve.cc (Symbol_table::should_override): Add defined
6359 parameter. Change all callers. Test whether object is NULL
6360 before calling a method on it.
6361 (Symbol_table::report_resolve_problem): Add defined parameter.
6362 Change all callers.
6363 (Symbol_table::should_override_with_special): Likewise.
6364 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6365 parameter. Change all callers.
6366 (Symbol_table::do_define_in_output_data): Likewise.
6367 (Symbol_table::define_in_output_segment): Likewise.
6368 (Symbol_table::do_define_in_output_segment): Likewise.
6369 (Symbol_table::define_as_constant): Likewise.
6370 (Symbol_table::do_define_as_constant): Likewise.
6371 * script.h (class Symbol_assignment): Add is_defsym parameter to
6372 constructor; change all callers.
6373 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6374 parameter. Change all callers. Add is_defsym_ field.
6375 (class Parser_closure): Add parsing_defsym parameter to
6376 constructor; change all callers. Add parsing_defsym accessor
6377 function. Add parsing_defsym_ field.
6378
556bd683
ILT		 63792009-12-28 Ian Lance Taylor <iant@google.com>
6380
6381 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6382 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6383
1782c879
ILT		 63842009-12-23 Ian Lance Taylor <iant@google.com>
6385
6386 * i386.cc (Target_i386::do_calls_non_split): Recognize
6387 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6388 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6389 -fsplit-stack prologue when using %r11.
1782c879 6390
329ca2b1
ST		 63912009-12-21 Sriraman Tallam <tmsriram@google.com>
6392
6393 * options.cc (General_options::parse_version): Make -v continue and do
6394 the link like GNU ld does.
6395
d675ff46
RÁE		 63962009-12-17 Rafael Avila de Espindola <espindola@google.com>
6397
6398 * Makefile.am (CCFILES): Add timer.cc.
6399 (HFILES): Add timer.h.
6400 * configure.ac: Check for sysconf and times.
6401 * main.cc: include timer.h.
6402 (main): Use Timer instead of get_run_time.
6403 * timer.cc: New.
6404 * timer.h: New.
6405 * workqueue.cc: include timer.h.
6406 (Workqueue::find_and_run_task):
6407 Report user, sys and wall time.
6408 * Makefile.in: Regenerate.
6409 * config.in: Regenerate.
6410 * configure: Regenerate.
6411
d6344fb5
DK		 64122009-12-16 Doug Kwan <dougkwan@google.com>
6413
6414 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6415 sections.
6416 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6417 relaxed input sections.
6418 * output.cc (Output_section::find_relaxed_input_section): Change
6419 return type to Output_relaxed_input_section pointer. Adjust code
6420 for new type of relaxed_input_section_map_.
6421 * output.h (Output_section::find_relaxed_input_section): Change
6422 return type to Output_relaxed_input_section pointer.
6423 (Output_section::Output_relaxed_input_section_by_input_section_map):
6424 New type.
6425 (Output_section::relaxed_input_section_map_): Change type to
6426 Output_section::Output_relaxed_input_section_by_input_section_map.
6427 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6428 input section.
6429
0e0d5469
ILT		 64302009-12-15 Ian Lance Taylor <iant@google.com>
6431
6432 * layout.cc (Layout::create_shstrtab): Only write out after input
6433 sections if we are compressing debug sections.
6434
0649a889
ILT		 64352009-12-15 Ian Lance Taylor <iant@google.com>
6436
6437 * archive.cc (Archive::add_symbols): Only look up a symbol without
6438 a version if there is, in fact, a version.
6439
2ea97941
ILT		 64402009-12-14 Ian Lance Taylor <iant@google.com>
6441
6442 Revert -Wshadow changes, all changes from:
6443 2009-12-11 Doug Kwan <dougkwan@google.com>
6444 2009-12-11 Nick Clifton <nickc@redhat.com>
6445 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6446
b0eec2cc
DK		 64472009-12-11 Doug Kwan <dougkwan@google.com>
6448
6449 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6450 due to -Wshadow.
6451 * attributes.cc (Object_attribute::size): Ditto.
6452 (Attributes_section_data::size): Ditto.
6453 (Attributes_section_data::Attributes_section_data): Ditto.
6454 (Output_attributes_section_data::do_write): Ditto.
6455 * attributes.h (Object_attribute::set_type): Ditto.
6456 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6457
91d6fa6a
NC		 64582009-12-11 Nick Clifton <nickc@redhat.com>
6459
6460 * archive.cc: Fix shadowed variable warnings.
6461 * arm.cc: Likewise.
6462 * compressed_output.cc: Likewise.
6463 * compressed_output.h: Likewise.
6464 * configure: Likewise.
6465 * dwarf_reader.cc: Likewise.
6466 * dynobj.cc: Likewise.
6467 * dynobj.h: Likewise.
6468 * ehframe.cc: Likewise.
6469 * ehframe.h: Likewise.
6470 * errors.cc: Likewise.
6471 * expression.cc: Likewise.
6472 * fileread.cc: Likewise.
6473 * fileread.h: Likewise.
6474 * freebsd.h: Likewise.
6475 * i386.cc: Likewise.
6476 * icf.cc: Likewise.
6477 * incremental.h: Likewise.
6478 * layout.cc: Likewise.
6479 * layout.h: Likewise.
6480 * mapfile.cc: Likewise.
6481 * merge.cc: Likewise.
6482 * merge.h: Likewise.
6483 * object.cc: Likewise.
6484 * object.h: Likewise.
6485 * options.h: Likewise.
6486 * output.cc: Likewise.
6487 * output.h: Likewise.
6488 * parameters.cc: Likewise.
6489 * plugin.cc: Likewise.
6490 * powerpc.cc: Likewise.
6491 * reduced_debug_output.cc: Likewise.
6492 * reduced_debug_output.h: Likewise.
6493 * reloc.cc: Likewise.
6494 * reloc.h: Likewise.
6495 * resolve.cc: Likewise.
6496 * script-sections.cc: Likewise.
6497 * script.cc: Likewise.
6498 * script.h: Likewise.
6499 * sparc.cc: Likewise.
6500 * symtab.cc: Likewise.
6501 * symtab.h: Likewise.
6502 * target-select.cc: Likewise.
6503 * target-select.h: Likewise.
6504 * token.h: Likewise.
6505 * workqueue.cc: Likewise.
6506 * workqueue.h: Likewise.
6507 * x86_64.cc: Likewise.
6508
a0351a69
DK		 65092009-12-10 Doug Kwan <dougkwan@google.com>
6510
6511 * arm.cc (attributes.h): New include.
6512 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6513 (Arm_relobj::~Arm_relobj): Delete object pointed by
6514 attributes_section_data_.
6515 (Arm_relobj::attributes_section_data): New method definition.
6516 (Arm_relobj::attributes_section_data_): New data member declaration.
6517 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6518 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6519 attributes_section_data_.
6520 (Arm_dynobj::attributes_section_data): New method definition.
6521 (Arm_dynobj::attributes_section_data_): New data member declaration.
6522 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6523 initialization value of may_use_blx_ to false.
6524 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6525 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6526 object attributes to compute results instead of hard-coding.
6527 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6528 Target_arm::get_secondary_compatible_arch,
6529 Target_arm::set_secondary_compatible_arch
6530 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6531 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6532 New method declarations.
6533 (Target_arm::get_aeabi_object_attribute): New method definition.
6534 (Target_arm::attributes_section_data_): New data member declaration.
6535 (read_arm_attributes_section): New template definition.
6536 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6537 (Arm_dynobj::do_read_symbols): Ditto.
6538 (Target_arm::do_finalize_sections): Merge attributes sections from
6539 input. Check for BLX use after attributes section merging.
6540 Fix __exidx_start and __exidx_end visibility. Create an
6541 .ARM.attributes section if necessary.
6542 (Target_arm::get_secondary_compatible_arch,
6543 Target_arm::set_secondary_compatible_arch,
6544 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6545 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6546 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6547 New method definitions.
6548
b59befec
ILT		 65492009-12-09 Ian Lance Taylor <iant@google.com>
6550
6551 * plugin.cc (Plugin::load): Don't cast from void* to a function
6552 pointer.
6553
1276bc89
ILT		 65542009-12-09 Ian Lance Taylor <iant@google.com>
6555
6556 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6557 information fields.
6558
2f2de248
L		 65592009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6560
6561 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6562 Replace two_file_shared_1.so with two_file_shared_2.so.
6563 * testsuite/Makefile.in: Regenerated.
6564
4f787271
DK		 65652009-12-08 Doug Kwan <dougkwan@google.com>
6566
6567 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6568 (HFILES): Add attributes.h and int_encoding.h.
6569 * Makefile.in: Regenerate.
6570 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6571 function definitions to int_encoding.cc
6572 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6573 prototypes to int_encoding.h
6574 * reduced_debug_output.cc (int_encoding.h): New include.
6575 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6576 function definitions to int_encoding.cc
6577 (insert_into_vector, read_from_pointer): Move template definitions to
6578 int_encoding.h
6579 * attributes.cc: New file.
6580 * attributes.h: New file.
6581 * int_encoding.cc: New file.
6582 * int_encoding.h: New file.
6583
20b52f1a
RÁE		 65842009-12-07 Rafael Avila de Espindola <espindola@google.com>
6585
6586 PR gold/11055
6587 * incremental-dump.cc (dump_incremental_inputs): New.
6588 (main): Use dump_incremental_inputs.
6589
53d7974c
L		 65902009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6591
6592 PR gold/10893
6593 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6594 checking elfcpp::STT_FUNC.
6595 (Target_i386::Relocate::relocate): Likewise.
6596 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6597
6598 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6599 symbols from shared libraries into normal FUNC symbols.
6600
6601 * symtab.h (Symbol): Add is_func and use it.
6602
05a352e6
DK		 66032009-12-05 Doug Kwan <dougkwan@google.com>
6604
6605 * arm.cc (Target_arm::arm_info): Initialize new fields
6606 attributes_section and attributes_vendor.
6607 * i386.cc (Target_i386::i386_info): Same.
6608 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6609 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6610 fields attributes_section and attributes_vendor.
53d7974c 6611 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6612 * target.h (Target::attributes_section, Target::attributes_vendor,
6613 Target::is_attributes_section, Target::attribute_arg_type,
6614 Target::attributes_order): New method definitions.
6615 (Target::Target_info::attributes_section,
6616 Target::Target_info::attributes_vendor): New fields.
6617 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6618 virtual method definitions.
6619 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6620 attributes_section and attributes_vendor.
6621 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6622
f4e5969c
DK		 66232009-12-05 Doug Kwan <dougkwan@google.com>
6624
6625 * arm.cc: Update comments about interworking and stub generation.
6626 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6627 considered as non-PIC.
6628 (Arm_relocate_functions::base_abs): Fix formatting.
6629 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6630 of function to use GOT entry address instead of offset.
6631 (Target_arm::Scan::global): Issue an error if a symbol would need a
6632 PLT does not get one because it is untyped. Remove code to create
6633 dynamic symbols for relative branches.
6634 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6635 takes unsigned integer instead of boolean.
6636
1abce4a6
L		 66372009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6638
6639 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6640 (two_file_test_LDADD): Likewise.
6641 (common_test_1_LDADD): Likewise.
6642 (exception_test_LDADD) Likewise.
6643 (weak_test_LDADD): Likewise.
6644 (many_sections_test_LDADD): Likewise.
6645 (initpri1_LDADD): Likewise.
6646 (script_test_1_LDADD): Likewise.
6647 (script_test_2_LDADD): Likewise.
6648 (justsyms_LDADD): Likewise.
6649 (binary_test_LDADD): Likewise.
6650 (large_LDADD): Likewise.
6651 * testsuite/Makefile.in: Regenerated.
6652
adcf2816 66532009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6654
adcf2816
L		 6655 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6656 (Symbol_table::override_with_special): Likewise.
6657 (Symbol_table::add_from_object): Likewise.
6658
28e67f5d
RÁE		 66592009-12-04 Rafael Avila de Espindola <espindola@google.com>
6660
6661 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6662 Don't set the data_offset twice.
6663
ae10a101
RÁE		 66642009-12-04 Rafael Avila de Espindola <espindola@google.com>
6665
6666 * testsuite/Makefile.in: Regenerate.
6667
f59f41f3
DK		 66682009-12-03 Doug Kwan <dougkwan@google.com>
6669
6670 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6671 (Target_arm::do_finalize_sections): Add parameter for symbol table
6672 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6673 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6674 parameter for symbol table pointer.
6675 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6676 an additional parameter for a pointer to symbol table.
6677 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6678 parameter for a symbol table pointer.
6679 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6680 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6681 Ditto.
6682 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6683 parameter for a symbol table pointer.
6684
ca55d848
RÁE		 66852009-12-03 Rafael Avila de Espindola <espindola@google.com>
6686
6687 * incremental.cc (Incremental_inputs_header)
6688 (Incremental_inputs_header_write, Incremental_inputs_entry)
6689 (Incremental_inputs_entry_write): Move ...
6690 * incremental.h (Incremental_inputs_header)
6691 (Incremental_inputs_header_write, Incremental_inputs_entry)
6692 (Incremental_inputs_entry_write): here.
6693
3aec4f9c
RÁE		 66942009-12-02 Rafael Avila de Espindola <espindola@google.com>
6695
6696 * incremental.cc (make_sized_incremental_binary): Set the target.
6697 Error if it is incompatible.
6698 * output.h (Output_file): Add filename method.
6699
9c0ae74d
RÁE		 67002009-12-02 Rafael Avila de Espindola <espindola@google.com>
6701
6702 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6703 from the get_* methods.
6704
a45500ae
RÁE		 67052009-12-02 Rafael Avila de Espindola <espindola@google.com>
6706
6707 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6708 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6709 Write 0 for the data_offset of scripts.
6710
325e6408
RÁE		 67112009-12-02 Rafael Avila de Espindola <espindola@google.com>
6712
6713 * testsuite/Makefile.am: Add the incremental_test.sh test.
6714 * testsuite/incremental_test.sh: New.
6715 * testsuite/incremental_test_1.c: New.
6716 * testsuite/incremental_test_2.c: New.
6717
954c3e2e
RÁE		 67182009-12-01 Rafael Avila de Espindola <espindola@google.com>
6719
6720 * incremental-dump.cc (main): Fix typos.
6721
f8086623
RÁE		 67222009-11-27 Rafael Avila de Espindola <espindola@google.com>
6723
6724 PR gold/11025
6725 * incremental-dump.cc (main): Use llu to print 64 bit values.
6726
3b0dd6ac
L		 67272009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6728 H.J. Lu <hongjiu.lu@intel.com>
6729
6730 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6731 $(LIBDL).
6732 (incremental_dump_LDADD): Likewise.
6733 * Makefile.in: Regenerated.
6734
a6d1ef57 67352009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6736
a6d1ef57
DK		 6737 Revert:
6738
6739 2009-11-25 Doug Kwan <dougkwan@google.com>
6740
6741 * arm.cc (Target_arm::Target_arm): Move method definition
6742 outside of class definition. Add code to handle
6743 --target1-rel, --target1-abs and --target2= options.
6744 (Target_arm::get_reloc_reloc_type): Change method to be
6745 non-static and const.
6746 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6747 New data member declaration.
6748 (Target_arm::Scan::local, Target_arm::Scan::global,
6749 Target_arm::Relocate::relocate,
6750 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6751 Adjust call to Target_arm::get_real_reloc_type.
6752 (Target_arm::get_real_reloc_type): Use command line options
6753 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6754 * options.h (--target1-rel, --target1-abs, --target2): New
6755 ARM-only options.
6756
50aeb7d4
DK		 67572009-11-25 Doug Kwan <dougkwan@google.com>
6758
6759 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6760 class definition. Add code to handle --target1-rel, --target1-abs
6761 and --target2= options.
6762 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6763 and const.
6764 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6765 member declaration.
6766 (Target_arm::Scan::local, Target_arm::Scan::global,
6767 Target_arm::Relocate::relocate,
6768 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6769 call to Target_arm::get_real_reloc_type.
6770 (Target_arm::get_real_reloc_type): Use command line options to
6771 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6772 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6773 options.
6774
51938283
DK		 67752009-11-25 Doug Kwan <dougkwan@google.com>
6776
6777 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6778 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6779 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6780 formatting.
6781 (Arm_relocate_functions::thm_call): Replace body with a call to
6782 Arm_relocate_functions::thumb_branch_common.
6783 (Arm_relocate_functions::thm_jump24,
6784 Arm_relocate_functions::thm_xpc22): New method definitions.
6785 (Arm_relocate_functions::thumb_branch_common): New method definition.
6786 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6787 operator.
6788 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6789 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6790
e2b8f3c4
RÁE		 67912009-11-24 Rafael Avila de Espindola <espindola@google.com>
6792
6793 * Makefile.am: Build incremental-dump
6794 * Makefile.in: Regenerate.
6795 * incremental-dump.cc: New.
6796 * incremental.cc (Incremental_inputs_header_data,
6797 Incremental_inputs_entry_data): Move to incremental.h
6798 * incremental.h: (Incremental_inputs_header_data,
6799 Incremental_inputs_entry_data): Move from incremental.cc
6800
bcba9aec
RÁE		 68012009-11-24 Rafael Avila de Espindola <espindola@google.com>
6802
6803 * incremental.cc (Incremental_inputs_header,
6804 Incremental_inputs_header_write, Incremental_inputs_entry,
6805 Incremental_inputs_entry_write): Add a typedef with the data type.
6806
7c3afe08
RÁE		 68072009-11-24 Rafael Avila de Espindola <espindola@google.com>
6808
6809 * incremental.cc (Incremental_inputs_header,
6810 Incremental_inputs_header_write, Incremental_inputs_entry,
6811 Incremental_inputs_entry_write): Update comment about which
6812 type has the filed descriptions.
6813
d204b6e9
DK		 68142009-11-15 Doug Kwan <dougkwan@google.com>
6815
6816 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6817 (Arm_relocate_functions::arm_branch_common): Change method defintion
6818 in class definition to a method declaration and update list of formal
6819 parameters.
6820 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6821 Arm_relocation_functions::jump24): Adjust call to
6822 Arm_relocate_functions::arm_branch_common. Update list of formal
6823 parameters.
6824 (Arm_relocate_functions::xpc25): New method definition.
6825 (Arm_relocate_functions::arm_branch_common): Move method defintion
6826 out from class definition. Use stubs for mode-switching and extending
6827 branch ranges.
6828 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6829 specially. Change code to enable use of stubs in ARM branches.
6830
43d12afe
DK		 68312009-11-10 Doug Kwan <dougkwan@google.com>
6832
6833 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6834 in method declaration.
6835 (Target_arm::relocate_stub): New method declaration.
6836 (Target_arm::default_target): Change to return a pointer instead of
6837 a const reference.
6838 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6839 Target_arm::default_target.
6840 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6841 method definition.
6842 (Target_arm::relocate_section): Adjust view.
6843 (Target_arm::relocate_stub): New method definition.
6844
ac33a407
DK		 68452009-11-10 Doug Kwan <dougkwan@google.com>
6846
6847 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6848 a format warning.
6849 * incremental.cc (open_incremental_binary): Initialized local
6850 variables to avoid warnings.
6851 * object.cc (make_elf_object): Ditto.
6852 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6853 a format warning.
e1df38aa 6854
88ee28e9
L		 6855009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6856
6857 PR gold/10930
6858 * testsuite/plugin_test.c: Include "config.h".
6859
2daedcd6
DK		 68602009-11-09 Doug Kwan <dougkwan@google.com>
6861
6862 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6863 (arm_symbol_value): Remove.
6864 (Arm_relocate_functions::arm_branch_common,
6865 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6866 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6867 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6868 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6869 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6870 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6871 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6872 Arm_relocate_functions::thm_mobw_abs_nc,
6873 Arm_relocate_functions::thm_mov_abs,
6874 Arm_relocate_functions::movw_prel_nc,
6875 Arm_relocate_functions::thm_movt_abs,
6876 Arm_relocate_functions::movt_prel,
6877 Arm_relocate_functions::thm_movw_prel_nc,
6878 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6879 (Target_arm::Relocate::relocate): Only decompose address into two
6880 parts if relocation type uses the thumb-bit and pass the actual
6881 bit instead of a flag indicating that the thumb-bit is used. Adjust
6882 calls to methods in Arm_relocate_functions for this change.
6883
1276bc89 68842009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6885
6886 PR 10925
6887 * reloc.cc: Instantiate
6888 Sized_relobj::initialize_input_to_output_maps and
6889 Sized_relobj:free_input_to_output_maps.
6890
e53ad1b5
ILT		 68912009-11-06 Ian Lance Taylor <iant@google.com>
6892
6893 PR 10876
6894 * defstd.cc (in_segment): Set only_if_ref true for "end".
6895
eb44217c
DK		 68962009-11-06 Doug Kwan <dougkwan@google.com>
6897
6898 * arm.cc (class Reloc_stub): Correct a comment.
6899 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6900 (Target_arm::scan_section_for_stubs): New method declaration.
6901 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6902 Change methods from private to protected.
6903 (Target_arm::do_may_relax): New method definition.
6904 (Target_arm::do_relax, Target_arm::group_sections,
6905 Target_arm::scan_reloc_for_stub,
6906 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6907 (Target_arm::arm_input_section_map_): New data member declaration.
6908 (Target_arm::scan_reloc_for_stub,
6909 Target_arm::scan_reloc_section_for_stubs,
6910 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6911 Target_arm::do_relax): New method definitions.
6912
5d329b7d
ILT		 69132009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6914
6915 * configure.ac: Check for (struct stat)::st_mtim
6916 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6917 * config.in: Regenerate.
6918 * configure: Regenerate.
6919
96a0d71b
ILT		 69202009-11-05 Ian Lance Taylor <iant@google.com>
6921
6922 PR 10910
6923 * output.cc (Output_segment::add_output_section): Add missing
6924 return statement.
6925
594c8e5e
ILT		 69262009-11-04 Ian Lance Taylor <iant@google.com>
6927
6928 PR 10880
6929 * object.h (class Object): Add is_needed and set_is_needed
6930 methods. Add is_needed_ field. Make bool fields into bitfields.
6931 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6932 defined in a dynamic object and referenced by a regular object,
6933 set is_needed for the dynamic object.
6934 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6935 if the file is marked with as_needed and it is not needed.
6936
22b127cc
ILT		 69372009-11-04 Ian Lance Taylor <iant@google.com>
6938
6939 PR 10887
6940 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6941 tags if data is discarded by linker script.
6942 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6943 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6944 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6945 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6946
f5c870d2
ILT		 69472009-11-04 Ian Lance Taylor <iant@google.com>
6948
6949 * layout.cc (Layout::get_output_section): Add is_interp and
6950 is_dynamic_linker_section parameters. Change all callers.
6951 (Layout::choose_output_section): Likewise.
6952 (Layout::make_output_section): Likewise.
6953 (Layout::add_output_section_data): Add is_dynamic_linker_section
6954 parameter. Change all callers.
6955 * layout.h (class Layout): Update declarations.
6956 * output.h (class Output_section): Add is_interp, set_is_interp,
6957 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6958 Add is_interp_, is_dynamic_linker_section_ fields. Change
6959 generate_code_fills_at_write_ to a bitfield.
6960 * output.cc (Output_section::Output_sections): Initialize new
6961 fields.
6962 (Output_segment::add_output_section): Add do_sort parameter.
6963 Change all callers.
6964
1ae4d23b
ILT		 69652009-11-03 Ian Lance Taylor <iant@google.com>
6966
6967 PR 10860
6968 * options.h (class General_options): Add --warn-common.
6969 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6970 merging two common symbols.
6971 (Symbol_table::should_override): Handle --warn-common when merging
6972 a common symbol with a defined symbol. Use report_resolve_problem
6973 for multiple definitions.
6974 (Symbol_table::report_resolve_problem): New function.
6975 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6976
55da9579
DK		 69772009-11-03 Doug Kwan <dougkwan@google.com>
6978
6979 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6980 stub_factory_.
6981 (Target_arm::stub_factory): New method definition.
6982 (Target_arm::new_arm_input_section,
6983 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6984 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6985 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6986 New type definitions.
6987 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6988 member declarations.
6989 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6990 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6991 New method definitions.
6992
37a9ac43
ILT		 69932009-11-03 Ian Lance Taylor <iant@google.com>
6994
6995 * options.h (class General_options): Add --warn_constructors.
6996
b3d6a3d4
ILT		 69972009-11-03 Ian Lance Taylor <iant@google.com>
6998
6999 PR 10893
7000 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7001 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7002
934b01dd
ILT		 70032009-11-03 Ian Lance Taylor <iant@google.com>
7004
7005 PR 10895
7006 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7007 --msgid-bugs-address.
7008 (install-pdf): New target.
7009 (install-data_yes): Look up one directory to find mkinstalldirs.
7010
03c1939b
L		 70112009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7012
7013 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7014 tree.
7015
ebd95253
DK		 70162009-10-30 Doug Kwan <dougkwan@google.com>
7017
7018 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7019
e9bbb538
DK		 70202009-10-30 Doug Kwan <dougkwan@google.com>
7021
7022 * arm.cc (Stub_addend_reader): New struct template definition
7023 and partial specializations.
7024 (Stub_addend_reader::operator()): New method definition for a
7025 partially specialized template.
7026
d5b40221
DK		 70272009-10-30 Doug Kwan <dougkwan@google.com>
7028
7029 * arm.cc (Arm_relobj::processor_specific_flags): New method
7030 definition.
7031 (Arm_relobj::do_read_symbols): New method declaration.
7032 (Arm_relobj::processor_specific_flags_): New data member declaration.
7033 (Arm_dynobj): New class definition.
7034 (Target_arm::do_finalize_sections): Add input_objects parameter.
7035 (Target_arm::do_adjust_elf_header): New method declaration.
7036 (Target_arm::are_eabi_versions_compatible,
7037 (Target_arm::merge_processor_specific_flags): New method declaration.
7038 (Target_arm::do_make_elf_object): New overloaded method definitions
7039 and declaration.
7040 (Arm_relobj::do_read_symbols): New method definition.
7041 (Arm_dynobj::do_read_symbols): Ditto.
7042 (Target_arm::do_finalize_sections): Add input_objects parameters.
7043 Merge processor-specific flags from all input objects.
7044 (Target_arm::are_eabi_versions_compatible,
7045 Target_arm::merge_processor_specific_flags,
7046 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7047 New method definitions.
7048 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7049 Input_objects pointer type parameter.
7050 * layout.cc (Layout::finalize): Pass input objects to target's.
7051 finalize_sections function.
7052 * output.cc (Output_file_header::do_sized_write): Set ELF file
7053 header's processor-specific flags.
7054 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7055 Input_objects pointer type parameter.
7056 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7057 * target.h (Input_objects): New forward class declaration.
7058 (Target::processor_specific_flags,
7059 Target::are_processor_specific_flags_sect): New method definitions.
7060 (Target::finalize_sections): Add input_objects parameter.
7061 (Target::Target): Initialize processor_specific_flags_ and
7062 are_processor_specific_flags_set_.
7063 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7064 parameter.
7065 (Target::set_processor_specific_flags): New method definition.
7066 (Target::processor_specific_flags_,
7067 Target::are_processor_specific_flags_set_): New data member
7068 declarations.
7069 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7070 Input_objects pointer type parameter.
7071
ebabffbd
DK		 70722009-10-30 Doug Kwan <dougkwan@google.com>
7073
7074 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7075
ad0f2072
ILT		 70762009-10-28 Ian Lance Taylor <iant@google.com>
7077
7078 * object.h (class Relobj): Drop options parameter from
7079 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7080 do_scan_relocs, do_relocate. Change all callers.
7081 (class Sized_relobj): Drop options parameters from
7082 do_gc_process_relocs, do_scan_relocs, do_relocate,
7083 do_relocate_sections, relocate_sections, emit_relocs_scan,
7084 emit_relocs_scan_reltype. Change all callers.
7085 (struct Relocate_info): Remove options field and all references to
7086 it.
7087 * reloc.h (class Read_relocs): Remove options constructor
7088 parameter and options_ field. Change all callers.
7089 (class Gc_process_relocs, class Scan_relocs): Likewise.
7090 (class Relocate_task): Likewise.
7091 * target-reloc.h (scan_relocs): Remove options parameter. Change
7092 all callers.
7093 (scan_relocatable_relocs): Likewise.
7094 * target.h (class Sized_target): Remove options parameter from
7095 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7096 all callers.
7097 * gc.h (gc_process_relocs): Remove options parameter. Change all
7098 callers.
7099 * arm.cc: Update functions to remove options parameters.
7100 * i386.cc: Likewise.
7101 * powerpc.cc: Likewise.
7102 * sparc.cc: Likewise.
7103 * x86_64.cc: Likewise.
7104 * testsuite/testfile.cc: Likewise.
7105
8ffa3667
DK		 71062009-10-28 Doug Kwan <dougkwan@google.com>
7107
7108 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7109 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7110 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7111 New method definitions.
7112
40f36857
CC		 71132009-10-28 Cary Coutant <ccoutant@google.com>
7114
7115 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7116 (Plugin::cleanup_done_): New member.
7117 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7118 (Plugin_manager::cleanup_done_): Remove.
7119 (Plugin_manager::add_input_file): Edit error message.
7120 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7121 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7122
2c849493
ILT		 71232009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7124
7125 * fileread.cc: (File_read::View::~View): Use the new
7126 data_ownership_ filed.
7127 (File_read::~File_read): Dispose the new whole_file_view_.
7128 (File_read::open): Mmap the whole file if needed.
7129 (File_read::open): Use whole_file_view_ instead of contents_.
7130 (File_read::find_view): Use whole_file_view_ if applicable.
7131 (File_read::do_read): Use whole_file_view_ instead of contents_.
7132 (File_read::make_view): Use whole_file_view_ instead of contents_,
7133 update File_read::View::View call.
7134 (File_read::find_or_make_view): Update File_read::View::View
7135 call.
7136 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7137 remove contents_
7138 (File_read::View::Data_ownership): New enum.
7139 (File_read::View::View): Replace bool mapped_ with Data_ownership
7140 argument.
7141 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7142 (File_read::View::data_ownership_): New field.
7143 (File_read::contents_): Remove (replaced by whole_file_view_).
7144 (File_read::whole_file_view_): New field.
7145 * options.h (class General_options): Add --keep-files-mapped.
7146
24998053
CC		 71472009-10-27 Cary Coutant <ccoutant@google.com>
7148
7149 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7150 * testsuite/Makefile.am (plugin_test_5): New test case.
7151 * testsuite/Makefile.in: Regenerate.
7152
72adc4fa
DK		 71532009-10-25 Doug Kwan <dougkwan@google.com>
7154
7155 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7156 from private to protected to allow access by child class.
7157 (Sized_relobj::do_relocate_sections): New method declaration.
7158 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7159 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7160 Sized_relobj::relocate_sections. Instantiate template explicitly
7161 for different target sizes and endianity.
7162
07f508a2
DK		 71632009-10-24 Doug Kwan <dougkwan@google.com>
7164
7165 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7166 (Arm_input_section::as_arm_input_section): New method.
7167 (Arm_output_section): New class definition.
7168 (Arm_output_section::create_stub_group,
7169 Arm_output_section::group_sections): New method definitions.
7170
10ad9fe5
DK		 71712009-10-22 Doug Kwan <dougkwan@google.com>
7172
7173 * arm.cc (Arm_input_section): New class definition.
7174 (Arm_input_section::init, Arm_input_section:do_write,
7175 Arm_input_section::set_final_data_size,
7176 Arm_input_section::do_reset_address_and_file_offset): New method
7177 definitions.
7178
56ee5e00
DK		 71792009-10-21 Doug Kwan <dougkwan@google.com>
7180
7181 * arm.cc (Stub_table, Arm_input_section): New forward class
7182 declarations.
7183 (Stub_table): New class defintion.
7184 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7185 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7186 New method definition.
7187
b569affa
DK		 71882009-10-21 Doug Kwan <dougkwan@google.com>
7189
7190 * arm.cc: Update copyright comments.
7191 (Target_arm): New forward class template declaration.
7192 (Arm_address): New type.
7193 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7194 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7195 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7196 constants.
7197 (Insn_template): Same.
7198 (DEF_STUBS): New macro.
7199 (Stub_type): New enum type.
7200 (Stub_template): New class definition.
7201 (Stub): Same.
7202 (Reloc_stub): Same.
7203 (Stub_factory): Same.
7204 (Target_arm::Target_arm): Initialize may_use_blx_ and
7205 should_force_pic_veneer_.
7206 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7207 Target_arm::should_force_pic_veneer,
7208 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7209 Target_arm::using_thumb_only, Target_arm:;default_target): New
7210 method defintions.
7211 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7212 New data member declarations.
7213 (Insn_template::size, Insn_template::alignment): New method defintions.
7214 (Stub_template::Stub_template): New method definition.
7215 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7216 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7217 (Stub_factory::Stub_factory): New method definition.
7218 * gold.h (string_hash): New template.
7219 * output.h (Input_section_specifier::hash_value): Use
7220 gold::string_hash.
7221 (Input_section_specifier::string_hash): Remove.
7222 * stringpool.cc (Stringpool_template::string_hash): Use
7223 gold::string_hash.
7224
6c172549
DK		 72252009-10-20 Doug Kwan <dougkwan@google.com>
7226
7227 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7228 symbols of relaxed input sections.
7229 * output.h (Output_section::find_relaxed_input_section): Make
7230 method public.
7231
c5617f2f
DK		 72322009-10-16 Doug Kwan <dougkwan@google.com>
7233
7234 * dynobj.cc (Versions::Versions): Initialize version_script_.
7235 Only insert base version symbol definition for a shared object
7236 if version script defines any version versions.
7237 (Versions::define_base_version): New method definition.
7238 (Versions::add_def): Check that base version is not needed.
7239 (Versions::add_need): Define base version lazily.
7240 * dynobj.h (Versions::define_base_version): New method declaration.
7241 (Versions::needs_base_version_): New data member declaration.
7242 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7243 (check_DATA): Add no_version_test.stdout.
7244 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7245 New make rules.
7246 * testsuite/Makefile.in: Regenerate.
7247 * testsuite/no_version_test.c: New file.
7248 * testsuite/no_version_test.sh: Ditto.
7249
3c12dcdb
DK		 72502009-10-16 Doug Kwan <dougkwan@google.com>
7251
7252 * expression.cc (class Segment_start_expression): New class definition.
7253 (Segment_start_expression::value): New method definition.
7254 (script_exp_function_segment_start): Return a new
7255 Segment_start_expression.
7256 * gold/script-c.h (script_saw_segment_start_expression): New function
7257 prototype.
7258 * script-sections.cc (Script_sections::Script_sections): Initialize
7259 SAW_SEGMENT_START_EXPRESSION_ to false.
7260 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7261 and -Tbbs options to specify section addresses if given in
7262 command line and no SEGMENT_START expression is seen in a script.
7263 * script-sections.h (Script_sections::saw_segment_start_expression,
7264 Script_sections::set_saw_segment_start_expression): New method
7265 definition.
7266 (Script_sections::saw_segment_start_expression_): New data member
7267 declaration.
7268 * script.cc (script_saw_segment_start_expression): New function.
7269 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7270 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7271 script_test_7.sh and script_test_8.sh.
7272 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7273 script_test_8.stdout.
7274 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7275 (script_test_6, script_test_6.stdout, script_test_7,
7276 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7277 * Makefile.in: Regenerate.
7278 * testsuite/script_test_6.sh: New file.
7279 * testsuite/script_test_6.t: Same.
7280 * testsuite/script_test_7.sh: Same.
7281 * testsuite/script_test_7.t: Same.
7282 * testsuite/script_test_8.sh: Same.
7283
64b1ae37
DK		 72842009-10-16 Doug Kwan <dougkwan@google.com>
7285
7286 * output.cc (Output_segment::set_section_list_address): Cast
7287 expressions to unsigned long long type to avoid format warnings.
7288
661be1e2
ILT		 72892009-10-15 Ian Lance Taylor <iant@google.com>
7290
12edd763 7291 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7292 dot assignment to script_sections_.
12edd763
ILT		 7293 * script-sections.cc (Script_sections::add_dot_assignment):
7294 Initialize if necessary.
7295
68b6574b
ILT		 7296 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7297 program headers with no load segment if there is a linker script.
7298
661be1e2
ILT		 7299 * layout.cc (Layout::set_segment_offsets): Align the file offset
7300 to the segment aligment for -N or -n with no load segment.
7301 * output.cc (Output_segment::add_output_section): Don't crash if
7302 the first section is a TLS section.
7303 (Output_segment::set_section_list_addresses): Print an error
7304 message if the address moves backward in a linker script.
7305 * script-sections.cc
7306 (Output_section_element_input::set_section_addresses): Don't
7307 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7308 (Orphan_output_section::set_section_addresses): Likewise.
7309
f15f61a7
DK		 73102009-10-15 Doug Kwan <dougkwan@google.com>
7311
7312 * layout.cc (Layout::finish_dynamic_section): Generate tags
7313 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7314 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7315 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7316
82bb573a
ILT		 73172009-10-14 Ian Lance Taylor <iant@google.com>
7318
7319 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7320 fields.
7321 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7322 data_shdr fields of relinfo.
7323 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7324 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7325 R_386_TLS_LDO_32, adjust based on section flags.
7326 (Target_i386::Relocate::fix_up_ldo): Remove.
7327
374ad285
ILT		 73282009-10-13 Ian Lance Taylor <iant@google.com>
7329
7330 Add support for -pie.
7331 * options.h (class General_options): Add -pie and
7332 --pic-executable.
7333 (General_options::output_is_position_independent): Test -pie.
7334 (General_options::output_is_executable): Return true if not shared
7335 and not relocatable.
7336 (General_options::output_is_pie): Remove.
7337 * options.cc (General_options::finalize): Reject incompatible uses
7338 of -pie.
7339 * gold.cc (queue_middle_tasks): A -pie link is not static.
7340 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7341 * symtab.cc (Symbol::final_value_is_known): Return false if
7342 output_is_position_independent.
7343 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7344 output_is_position_independent.
7345 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7346 output_is_position_independent.
7347 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7348 output_is_position_independent.
7349 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7350 two_file_pie_test.
7351 (basic_pie_test.o, basic_pie_test): New targets.
7352 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7353 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7354 (two_file_pie_test): New target.
7355 * testsuite/Makefile.in: Rebuild.
7356 * README: Remove note saying that -pie is not supported.
7357
c6585162
ILT		 73582009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7359
7360 * options.h (class General_options): Add -init and -fini.
7361 * layout.cc (Layout::finish_dynamic_section): Emit
7362 given init and fini functions.
7363
032ce4e9
ST		 73642009-10-13 Sriraman Tallam <tmsriram@google.com>
7365
7366 * gc.h (gc_process_relocs): Check if icf is enabled using new
7367 function.
7368 * gold.cc (queue_initial_tasks): Likewise.
7369 (queue_middle_tasks): Likewise.
7370 * object.cc (do_layout): Likewise.
7371 * symtab.cc (is_section_folded): Likewise.
7372 * main.cc (main): Likewise.
7373 * reloc.cc (Read_relocs::run): Likewise.
7374 (Sized_relobj::do_scan_relocs): Likewise.
7375 * icf.cc (is_function_ctor_or_dtor): New function.
7376 (Icf::find_identical_sections): Check if function is ctor or dtor when
7377 safe icf is chosen.
7378 * options.h (General_options::icf): Change option to be an enum.
7379 (Icf_status): New enum.
7380 (icf_enabled): New method.
7381 (icf_safe_folding): New method.
7382 (set_icf_status): New method.
7383 (icf_status_): New variable.
7384 * (options.cc) (General_options::finalize): Set icf_status_.
7385 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7386 icf_test and icf_keep_unique_test to use the --icf enum flag.
7387 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7388 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7389
f345227a
ST		 73902009-10-12 Sriraman Tallam <tmsriram@google.com>
7391
7392 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7393 includes to gc.h and icf.h.
7394 * arm.cc: Include gc.h.
7395 * gold.cc: Likewise.
7396 * i386.cc: Likewise.
7397 * powerpc.cc: Likewise.
7398 * sparc.cc: Likewise.
7399 * x86_64.cc: Likewise.
7400 * gc.h: Include icf.h.
7401
1c7814ed
ILT		 74022009-10-11 Ian Lance Taylor <iant@google.com>
7403
7404 * plugin.cc: Include "gold.h" before other header files.
7405
ae3b5189
CD		 74062009-10-10 Chris Demetriou <cgd@google.com>
7407
7408 * options.h (Input_file_argument::Input_file_type): New enum.
7409 (Input_file_argument::is_lib_): Replace with...
7410 (Input_file_argument::type_): New member.
7411 (Input_file_argument::Input_file_argument): Take Input_file_type
7412 'type' rather than boolean 'is_lib' as second argument.
7413 (Input_file_argument::is_lib): Use type_.
7414 (Input_file_argument::is_searched_file): New function.
7415 (Input_file_argument::may_need_search): Handle is_searched_file.
7416 * options.cc (General_options::parse_library): Support -l:filename.
7417 (General_options::parse_just_symbols): Update for Input_file_argument
7418 changes.
7419 (Command_line::process): Likewise.
7420 * archive.cc (Archive::get_file_and_offset): Likewise.
7421 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7422 * script.cc (read_script_file, script_add_file): Likewise.
7423 * fileread.cc (Input_file::Input_file): Likewise.
7424 (Input_file::will_search_for): Handle is_searched_file.
7425 (Input_file::open): Likewise.
7426 * readsyms.cc (Read_symbols::get_name): Likewise.
7427 * testsuite/Makefile.am (searched_file_test): New test.
7428 * testsuite/Makefile.in: Regenerate.
7429 * testsuite/searched_file_test.cc: New file.
7430 * testsuite/searched_file_test_lib.cc: New file.
7431
f3048a1d
ILT		 74322009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7433 Ian Lance Taylor <iant@google.com>
7434
7435 * descriptor.cc: Include <cstdio> and "binary-io.h".
7436 (Descriptors::open): Open the files in binary mode always.
7437 * script.cc (Lex::get_token): Treat \r as whitespace.
7438
d4780e57
ILT		 74392009-10-09 Ian Lance Taylor <iant@google.com>
7440
7441 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7442
d9a893b8
ILT		 74432009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7444 Ian Lance Taylor <iant@google.com>
7445
7446 * configure.ac: Check for readv function also.
7447 * fileread.cc (readv): Define if not HAVE_READV.
7448 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7449 does not exist.
7450 * config.in: Regenerate.
7451 * configure: Regenerate.
7452
c0a62865
DK		 74532009-10-09 Doug Kwan <dougkwan@google.com>
7454
7455 * layout.cc (Layout::make_output_section): Call target hook to make
7456 ordinary output section.
7457 (Layout::finalize): Adjust parameter list of call the
7458 Target::may_relax().
7459 * layout.h (class Layout::section_list): New method.
7460 * merge.h (Output_merge_base::entsize): Change visibility to public.
7461 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7462 New methods.
7463 (Output_merge_string::do_is_string): New method.
7464 * object.cc (Sized_relobj::do_setup): renamed from
7465 Sized_relobj::set_up.
7466 * object.h (Sized_relobj::adjust_shndx,
7467 Sized_relobj::initializ_input_to_output_maps,
7468 Sized_relobj::free_input_to_output_maps): Change visibilities to
7469 protected.
7470 (Sized_relobj::setup): Virtualize.
7471 (Sized_relobj::do_setup): New method declaration.
7472 (Sized_relobj::invalidate_section_offset,
7473 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7474 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7475 * options.cc (parse_int): New function.
7476 * options.h (parse_int): New declaration.
7477 (DEFINE_int): New macro.
7478 (stub_group_size): New option.
7479 * output.cc (Output_section::Output_section): Initialize memebers
7480 merge_section_map_, merge_section_by_properties_map_,
7481 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7482 (Output_section::add_input_section): Handled deferred code-fill
7483 generation and remove an old comment.
7484 (Output_section::add_relaxed_input_section): New method definition.
7485 (Output_section::add_merge_input_section): Use merge section by
7486 properties map to speed to search. Update merge section maps
7487 as appropriate.
7488 (Output_section::build_relaxation_map): New method definition.
7489 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7490 Same.
7491 (Output_section::relax_input_section): Renamed to
7492 Output_section::convert_input_sections_to_relaxed_sections and change
7493 interface to take a vector of pointers to relaxed sections.
7494 (Output_section::find_merge_section,
7495 Output_section::find_relaxed_input_section): New method definitions.
7496 (Output_section::is_input_address_mapped,
7497 Output_section::output_offset, Output_section::output_address):
7498 Use output section data maps to speed up searching.
7499 (Output_section::find_starting_output_address): Add comments.
7500 (Output_section::do_write,
7501 Output_section::write_to_postprocessing_buffer): Do code-fill
7502 generation as appropriate.
7503 (Output_section::get_input_sections): Invalidate relaxed input section
7504 map.
7505 (Output_section::restore_states): Adjust type of checkpoint .
7506 Invalidate relaxed input section map.
7507 * output.h (Output_merge_base): New class declaration.
7508 (Input_section_specifier): New class defintion.
7509 (class Output_relaxed_input_section) Change base class to
7510 Output_section_data_build.
7511 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7512 base class initializer.
7513 (Output_section::add_relaxed_input_section): New method declaration.
7514 (Output_section::Input_section): Change visibility to protected.
7515 (Output_section::Input_section::relobj,
7516 Output_section::Input_section::shndx): Handle relaxed input sections.
7517 Output_section::input_sections) Change visibility to protected. Also
7518 define overload to return a non-const pointer.
7519 (Output_section::Merge_section_properties): New class defintion.
7520 (Output_section::Merge_section_by_properties_map,
7521 Output_section::Output_section_data_by_input_section_map,
7522 Output_section::Relaxation_map): New types.
7523 (Output_section::relax_input_section): Rename method to
7524 Output_section::convert_input_sections_to_relaxed_sections and change
7525 interface to take a vector of relaxed section pointers.
7526 (Output_section::find_merge_section,
7527 Output_section::find_relaxed_input_section,
7528 Output_section::build_relaxation_map,
7529 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7530 New method declarations.
7531 (Output_section::merge_section_map_
7532 Output_section::merge_section_by_properties_map_,
7533 Output_section::relaxed_input_section_map_,
7534 Output_section::is_relaxed_input_section_map_valid_,
7535 Output_section::generate_code_fills_at_write_): New data members.
7536 * script-sections.cc
7537 (Output_section_element_input::set_section_addresses): Call
7538 current_data_size and addralign methods of relaxed input sections.
7539 (Orphan_output_section::set_section_addresses): Call current_data_size
7540 and addralign methods of relaxed input sections.
7541 * symtab.cc (Symbol_table::compute_final_value): Extract template
7542 from the body of Symbol_table::sized_finalize_symbol.
7543 (Symbol_table::sized_finalized_symbol): Call
7544 Symbol_table::compute_final_value.
7545 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7546 (Symbol_table::compute_final_value): New templated method declaration.
7547 * target.cc (Target::do_make_output_section): New method defintion.
7548 * target.h (Target::make_output_section): New method declaration.
7549 (Target::relax): Add more parameters for input objects, symbol table
7550 and layout. Adjust call to do_relax.
7551 (Target::do_make_output_section): New method declaration.
7552 (Target::do_relax): Add parameters for input objects, symbol table
7553 and layout.
7554
d446d6c4
ILT		 75552009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7556
7557 * pread.c: Include stdio.h.
7558
bc06c745
ILT		 75592009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7560
7561 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7562 defined.
7563
75aea3d0
ILT		 75642009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7565
7566 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7567 Change read_shndx type to unsigned int.
7568 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7569 int.
7570 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7571 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7572 Change read_shndx type to unsigned int.
7573 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7574 int.
7575 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7576 * layout.cc (Layout::create_symtab_sections): Cast the result of
7577 local_symcount * symsize to off_t in the gold_assert.
7578
be8fcb75
ILT		 75792009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7580
7581 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7582 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7583 R_ARM_BASE_ABS.
7584 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7585 (Arm_relocate_functions::thm_abs5): New function.
7586 (Arm_relocate_functions::abs12): New function.
7587 (Arm_relocate_functions::abs16): New function.
7588 (Arm_relocate_functions::base_abs): New function.
7589 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7590 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7591 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7592 R_ARM_BASE_ABS.
7593 (Scan::global): Likewise.
7594 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7595 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7596 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7597 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7598 R_ARM_BASE_ABS.
7599
c2a122b6
ILT		 76002009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7601
7602 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7603 (Arm_relocate_functions::movt_prel): New function.
7604 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7605 (Arm_relocate_functions::thm_movt_prel): New function.
7606 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7607 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7608 (Scan::global, Relocate::relocate): Likewise.
7609 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7610
c4aa1e2d
ILT		 76112009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7612
7613 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7614 Incremental_checker.
7615 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7616 unsigned int.
7617 (class Incremental_inputs_header): New class.
7618 (Incremental_inputs_header_writer): Edit comment.
7619 (Incremental_inputs_entry): New class.
7620 (Incremental_inputs_entry_writer): Edit comment.
7621 (Sized_incremental_binary::do_find_incremental_inputs_section):
7622 Add *strtab_shndx parameter, fill it.
7623 (Sized_incremental_binary::do_check_inputs): New method.
7624 (Incremental_checker::can_incrementally_link_output_file): Use
7625 Sized_incremental_binary::check_inputs.
7626 (Incremental_inputs::report_command_line): Save command line in
7627 command_line_.
7628 * incremental.h:
7629 (Incremental_binary::find_incremental_inputs_section): New
7630 method.
7631 (Incremental_binary::do_find_incremental_inputs_section): Add
7632 strtab_shndx parameter.
7633 (Incremental_binary::do_check_inputs): New pure virtual method.
7634 (Sized_incremental_binary::do_check_inputs): Declare.
7635 (Incremental_checker::Incremental_checker): Add incremental_inputs
7636 parameter, use it to initialize incremental_inputs_.
7637 (Incremental_checker::incremental_inputs_): New field.
7638 (Incremental_checker::command_line): New method.
7639 (Incremental_checker::inputs): New method.
7640 (Incremental_checker::command_line_): New field.
7641
c549a694
ILT		 76422009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7643
7644 * incremental.cc: Include <cstdarg> and "target-select.h".
7645 (vexplain_no_incremental): New function.
7646 (explain_no_incremental): New function.
7647 (Incremental_binary::error): New method.
7648 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7649 method.
7650 (make_sized_incremental_binary): New function.
7651 (open_incremental_binary): New function.
7652 (can_incrementally_link_file): Add checks if output is ELF and has
7653 inputs section.
7654 * incremental.h: Include "elfcpp_file.h" and "output.h".
7655 (Incremental_binary): New class.
7656 (Sized_incremental_binary): New class.
7657 (open_incremental_binary): Declare.
7658 * object.cc (is_elf_object): Use
7659 elfcpp::Elf_recognizer::is_elf_file.
7660 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7661 * output.h (Output_file::filesize): New method.
7662
fd3c5f0b
ILT		 76632009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7664
7665 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7666 New function.
7667 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7668 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7669 function.
7670 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7671 function.
7672 (Arm_relocate_functions::movw_abs_nc): New function.
7673 (Arm_relocate_functions::movt_abs): New function.
7674 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7675 (Arm_relocate_functions::thm_movt_abs): New function.
7676 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7677 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7678 (Scan::global): Likewise.
7679 (Relocate::relocate): Likewise.
7680 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7681
7f5309a5
ILT		 76822009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7683
7684 * arm.cc (Arm_relocate_functions::got_prel) New function.
7685 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7686 (Relocate::relocate): Likewise.
7687 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7688
364c7fa5
ILT		 76892009-10-06 Ian Lance Taylor <iant@google.com>
7690
7691 * options.h (class General_options): Define
7692 split_stack_adjust_size parameter.
7693 * object.h (class Object): Add uses_split_stack_ and
7694 has_no_split_stack_ fields. Add uses_split_stack and
7695 has_no_split_stack accessor functions. Declare
7696 handle_split_stack_section.
7697 (class Reloc_symbol_changes): Define.
7698 (class Sized_relobj): Define Function_offsets. Declare
7699 split_stack_adjust, split_stack_adjust_reltype, and
7700 find_functions.
7701 * object.cc (Object::handle_split_stack_section): New function.
7702 (Sized_relobj::do_layout): Call handle_split_stack_section.
7703 * dynobj.cc (Sized_dynobj::do_layout): Call
7704 handle_split_stack_section.
7705 * reloc.cc (Sized_relobj::relocate_sections): Call
7706 split_stack_adjust for executable sections in split_stack
7707 objects. Pass reloc_map to relocate_section.
7708 (Sized_relobj::split_stack_adjust): New function.
7709 (Sized_relobj::split_stack_adjust_reltype): New function.
7710 (Sized_relobj::find_functions): New function.
7711 * target-reloc.h: Include "object.h".
7712 (relocate_section): Add reloc_symbol_changes parameter. Change
7713 all callers.
7714 * target.h (class Target): Add calls_non_split method. Declare
7715 do_calls_non_split virtual method. Declare match_view and
7716 set_view_to_nop.
7717 * target.cc: Include "elfcpp.h".
7718 (Target::do_calls_non_split): New function.
7719 (Target::match_view): New function.
7720 (Target::set_view_to_nop): New function.
7721 * gold.cc (queue_middle_tasks): Give an error if mixing
7722 split-stack and non-split-stack objects with -r.
7723 * i386.cc (Target_i386::relocate_section): Add
7724 reloc_symbol_changes parameter.
7725 (Target_i386::do_calls_non_split): New function.
7726 * x86_64.cc (Target_x86_64::relocate_section): Add
7727 reloc_symbol_changes parameter.
7728 (Target_x86_64::do_calls_non_split): New function.
7729 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7730 parameter.
7731 * powerpc.cc (Target_powerpc::relocate_section): Add
7732 reloc_symbol_changes parameter.
7733 * sparc.cc (Target_sparc::relocate_section): Add
7734 reloc_symbol_changes parameter.
7735 * configure.ac: Call AM_CONDITIONAL for the default target.
7736 * configure: Rebuild.
7737 * testsuite/Makefile.am (TEST_AS): New variable.
7738 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7739 (check_DATA): Add split_i386 and split_x86_64 files.
7740 (SPLIT_DEFSYMS): Define.
7741 (split_i386_[1234n].o): New targets.
7742 (split_i386_[124]): New targets.
7743 (split_i386_[1234r].stdout): New targets.
7744 (split_x86_64_[1234n].o): New targets.
7745 (split_x86_64_[124]): New targets.
7746 (split_x86_64_[1234r].stdout): New targets.
7747 (MOSTLYCLEANFILES): Add new executables.
7748 * testsuite/split_i386.sh: New file.
7749 * testsuite/split_x86_64.sh: New file.
7750 * testsuite/split_i386_1.s: New file.
7751 * testsuite/split_i386_2.s: New file.
7752 * testsuite/split_i386_3.s: New file.
7753 * testsuite/split_i386_4.s: New file.
7754 * testsuite/split_i386_n.s: New file.
7755 * testsuite/split_x86_64_1.s: New file.
7756 * testsuite/split_x86_64_2.s: New file.
7757 * testsuite/split_x86_64_3.s: New file.
7758 * testsuite/split_x86_64_4.s: New file.
7759 * testsuite/split_x86_64_n.s: New file.
7760 * testsuite/testfile.cc (Target_test): Update relocation_section
7761 function.
7762 * testsuite/Makefile.in: Rebuild.
7763
e8a9fcda
ILT		 77642009-10-06 Ian Lance Taylor <iant@google.com>
7765
7766 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7767 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7768 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7769 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7770 the address on ldo_addrs_.
7771 (Target_i386::Relocate::fix_up_ldo): New function.
7772
e99daf92
ILT		 77732009-10-06 Rafael Espindola <espindola@google.com>
7774
7775 * plugin.cc (add_input_library): New.
7776 (Plugin::load): Add add_input_library to tv.
7777 (Plugin_manager::add_input_file): Add the is_lib argument.
7778 (add_input_file): Update call to Plugin_manager::add_input_file.
7779 (add_input_library): New.
7780 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7781
966d4097
DK		 77822009-09-30 Doug Kwan <dougkwan@google.com>
7783
7784 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7785 symbol and call Symbol::may_need_copy_reloc to determine if
7786 a copy reloc is needed.
7787 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7788 nocopyreloc is given in command line.
7789 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7790 given in command line.
7791 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7792 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7793 of the removed Target_i386::may_need_copy_reloc.
7794 * options.h (copyreloc): New option with default value false.
7795 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7796 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7797 instead of the removed Target_powerpc::may_need_copy_reloc.
7798 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7799 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7800 instead of the removed Target_sparc::may_need_copy_reloc.
7801 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7802 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7803 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7804 instead of the removed Target_x86_64::may_need_copy_reloc.
7805
029ba973
ILT		 78062009-09-30 Ian Lance Taylor <iant@google.com>
7807
7808 * object.h (class Object): Remove target_ field, and target,
7809 sized_target, and set_target methods.
7810 (Object::sized_target): Remove.
7811 (class Sized_relobj): Update declarations. Remove sized_target.
7812 * object.cc (Sized_relobj::setup): Remove target parameter.
7813 Change all callers.
7814 (Input_objects::add_object): Don't do anything with the target.
7815 (make_elf_sized_object): Add punconfigured parameter. Change all
7816 callers. Set or test parameter target.
7817 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7818 Change all callers.
7819 * parameters.cc (Parameters::set_target): Change parameter type to
7820 be non-const.
7821 (Parameters::default_target): Remove.
7822 (set_parameters_target): Change parameter type to be non-const.
7823 (parameters_force_valid_target): New function.
7824 (parameters_clear_target): New function.
7825 * parameters.h (class Parameters): Update declarations. Remove
7826 default_target method. Add sized_target and clear_target
7827 methods. Change target_ to be non-const.
7828 (set_parameters_target): Update declaration.
7829 (parameters_force_valid_target): Declare.
7830 (parameters_clear_target): Declare.
7831 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7832 as NULL if we aren't searching.
7833 (Add_symbols::run): Don't check for compatible target.
7834 * fileread.cc (Input_file::open_binary): Call
7835 parameters_force_valid_target.
7836 * gold.cc (queue_middle_tasks): Likewise.
7837 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7838 set_target on object.
7839 * dynobj.h (class Sized_dynobj): Update declarations.
7840 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7841 make_elf_object returns NULL.
7842 (Archive::include_member): Don't check whether object target is
7843 compatible.
7844 * output.cc (Output_section::add_input_section): Get target from
7845 parameters.
7846 (Output_section::relax_input_section): Likewise.
7847 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7848 parameters.
7849 (Sized_relobj::do_scan_relocs): Likewise.
7850 (Sized_relobj::relocate_sections): Likewise.
7851 * resolve.cc (Symbol_table::resolve): Likewise.
7852 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7853 parameter. Change all callers.
7854 (Symbol_table::add_from_object): Get target from parameters.
7855 (Symbol_table::add_from_relobj): Don't check object target.
7856 (Symbol_table::add_from_dynobj): Likewise.
7857 (Symbol_table::define_special_symbol): Get target from
7858 parameters.
7859 * symtab.h (class Symbol_table): Update declaration.
7860 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7861 parameter. Change all callers. Clear parameter target.
7862 (Binary_test): Test target here.
7863 * testsuite/object_unittest.cc (gold_testsuite): Remove
7864 target_test_pointer parameter. Change all callers.
7865 (Object_test): Test target here.
7866
a6a22b83
ILT		 78672009-09-26 Ian Lance Taylor <iant@google.com>
7868
7869 * testsuite/initpri1.c: Don't try to use constructor priorities if
7870 compiling with gcc before 4.3.
7871
6a8f49fe
ILT		 78722009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7873
7874 * testsuite/retain_symbols_file_test.sh (check_present): Change
7875 output file name to retain_symbols_file_test.stdout.
7876 (check_absent): Likewise.
7877
8c604651
CS		 78782009-09-18 Craig Silverstein <csilvers@google.com>
7879
7880 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7881 * options.cc: Include <cerrno> and <fstream>.
7882 (General_options::finalize): Parse -retain-symbols-file tag.
7883 * options.h: New flag.
7884 (General_options): New method should_retain_symbol, new
7885 variable symbols_to_retain.
7886 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7887 should_retain_symbol map.
7888 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7889 * testsuite/Makefile.in: Regenerate.
7890 * testsuite/retain_symbols_file_test.sh: New file.
7891
ca58b19f
NC		 78922009-09-18 Nick Clifton <nickc@redhat.com>
7893
7894 * po/es.po: Updated Spanish translation.
7895
20e6d0d6
DK		 78962009-09-17 Doug Kwan <dougkwan@google.com>
7897
7898 * debug.h (DEBUG_RELAXATION): New constant.
7899 (DEBUG_ALL): Add DEBUG_RELAXATION.
7900 (debug_string_to_enum): Add relaxation debug option.
7901 * layout.cc
7902 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7903 Layout::Relaxation_debug_check::read_sections,
7904 Layout::Relaxation_debug_check::read_sections): New method definitions.
7905 (Layout::Layout): Initialize data members
7906 record_output_section_data_from_scrips_,
7907 script_output_section_data_list_ and relaxation_debug_check_.
7908 (Layout::save_segments, Layout::restore_segments,
7909 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7910 Layout::relaxation_loop_body): New method definitions.
7911 (Layout::finalize): Support relaxation. Move section layout code to
7912 Layout::relaxation_loop_body.
7913 (Layout::set_asection_address_from_script): Move code for orphan
7914 section placement out.
7915 (Layout::place_orphan_sections_in_script): New method definition.
7916 * layout.h (Output_segment_headers, Output_file_header):
7917 New forward class declarations.
7918 (Layout::~Layout): Define.
7919 (Layout::new_output_section_data_from_script): New method definition.
7920 (Layout::place_orphan_sections_in_script): New method declaration.
7921 (Layout::Segment_states): New type declaration.
7922 (Layout::save_segments, Layout::restore_segments,
7923 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7924 Layout::relaxation_loop_body): New method declarations.
7925 (Layout::Output_section_data_list): New type declaration.
7926 (Layout::Relaxation_debug_check): New class definition.
7927 (Layout::record_output_section_data_from_script_,
7928 Layout::script_output_section_data_list_, Layout::segment_states_,
7929 Layout::relaxation_debug_check_): New data members.
7930 * output.cc: (Output_section_headers::do_size): New method definition.
7931 (Output_section_headers::Output_section_headers): Move size
7932 computation to Output_section_headers::do_size.
7933 (Output_segment_headers::do_size): New method definition.
e1df38aa 7934 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7935 Output_file_header::do_size and call it.
7936 (Output_file_header::do_size): New method definition.
7937 (Output_data_group::Output_data_group): Adjust call to
7938 Output_section_data.
7939 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7940 (Output_symtab_xindex::do_write): Add array bound check.
7941 (Output_section::Input_section::print_to_mapfile): Handle
7942 RELAXED_INPUT_SECTION_CODE.
7943 (Output_section::Output_section): Initialize data member checkpoint_.
7944 (Output_section::~Output_section): Delete checkpoint object pointed
7945 by checkpoint_.
7946 (Output_section::add_input_section): Always add an Input_section if
7947 relaxing.
7948 (Output_section::add_merge_input_section): Add assert.
7949 (Output_section::relax_input_section): New method definition.
7950 (Output_section::set_final_data_size): Set load address to zero for
7951 an unallocated section.
7952 (Output_section::do_address_and_file_offset_have_reset_values):
7953 New method definition.
7954 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7955 Handle relaxed input section.
7956 (Output_section::sort_attached_input_sections): Checkpoint input
7957 section list lazily.
7958 (Output_section::get_input_sections): Change type of input_sections to
7959 list of Simple_input_section pointers. Checkpoint input section list
7960 lazily. Also handle relaxed input sections.
7961 (Output_section::add_input_section_for_script): Take a reference to
7962 a Simple_input_section object instead of Relobj pointer and section
7963 index as parameter. Handle relaxed input sections.
7964 (Output_section::save_states, Output_section::restore_states): New
7965 method definitions.
7966 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7967 (Output_data::is_data_size_fixed): New method definition.
7968 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7969 if it is fixed.
7970 (Output_data::address_and_file_offset_have_reset_values): New method
7971 definition.
7972 (Output_data::do_address_and_file_offset_have_reset_values): New method
7973 definition.
7974 (Output_data::set_data_size): Check that data size is not fixed.
7975 (Output_data::fix_data_size): New method definition.
7976 (Output_data::is_data_size_fixed_): New data member.
7977 (Output_section_headers::set_final_data_size): New method definition.
7978 (Output_section_headers::do_size): New method declaration.
7979 (Output_segment_headers::set_final_data_size): New method definition.
7980 (Output_segment_headers::do_size): New method declaration.
7981 (Output_file_header::set_final_data_size)::New method definition.
7982 (Output_file_header::do_size)::New method declaration.
7983 (Output_section_data::Output_section_data): Add new parameter
7984 is_data_size_fixed and use it to fix data size.
7985 (Output_data_const::Output_data_const): Adjust call to base class
7986 constructor and fix data size.
7987 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7988 base class constructor and fix data size.
7989 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7990 base class constructor and fix data size.
7991 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7992 class constructor and fix data size.
7993 (Output_data_group::set_final_data_size): New method definition.
7994 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7995 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7996 class constructor and fix data size.
7997 (Output_relaxed_input_section): New class definition.
7998 (Output_section::Simple_input_section): New class definition.
7999 (Output_section::get_input_sections): Adjust parameter list.
8000 (Output_section::add_input_section_for_script): Same.
8001 (Output_section::save_states, Output_section::restore_states,
8002 Output_section::do_address_and_file_offset_have_reset_values,
8003 (Output_section::Input_section::Input_section): Handle
8004 RELAXED_INPUT_SECTION_CODE. Add new overload for
8005 Output_relaxed_input_section.
8006 (Output_section::Input_section::is_input_section,
8007 Output_section::Input_section::set_output_section): Handle relaxed
8008 input section.
8009 (Output_section::Input_section::is_relaxed_input_section,
8010 Output_section::Input_section::output_section_data,
8011 Output_section::Input_section::relaxed_input_section): New method
8012 definitions.
8013 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8014 value.
8015 (Output_section::Input_section::u1_): Update comments.
8016 (Output_section::Input_section::u2_): Add new union member poris.
8017 (Output_section::Checkpoint_output_section): New classs definition.
8018 (Output_section::relax_input_section): New method declaration.
8019 (Output_section::checkpoint_): New data member.
8020 (Output_segment): Update comments.
8021 (Output_segment::Output_segment): Un-privatize copy constructor.
8022 (Output_segment::operator=): Un-privatize.
8023 * script-sections.cc (Output_section_element::Input_section_list):
8024 Change element type to Output_section::Simple_input_section.
8025 (Output_section_element_dot_assignment::set_section_addresses):
8026 Register output section data for relaxation clean up.
8027 (Output_data_exression::Output_data_expression): Adjust call to base
8028 constructor to fix data size.
8029 (Output_section_element_data::set_section_addresses): Register
8030 Output_data_expression object for relaxation clean up.
8031 (struct Input_section_info): Replace Relobj pointer and section index
8032 pair with Output_section::Simple_input_section and Convert struct to a
8033 class.
8034 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8035 Input_section_info data member to use accessors.
20e6d0d6
DK		 8036 (Output_section_element_input::set_section_addresses): Use layout
8037 parameter. Adjust code to use Output_section::Simple_input_section
8038 and Input_secction_info classes. Register filler for relaxation
8039 clean up.
8040 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8041 and section index pair with Output_section::Simple_input_section
8042 class. Adjust code accordingly.
8043 (Phdrs_element::release_segment): New method definition.
8044 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8045 segment list.
8046 (Script_sections::release_segments): New method definition.
8047 * gold/script-sections.h (Script_sections::release_segments): New
8048 method declaration.
8049 * gold/target.h (Target::may_relax, Target::relax,
8050 Target::do_may_relax, Target::do_relax): New method definitions.
8051
5e445df6
ILT		 80522009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8053
8054 * arm.cc (has_signed_unsigned_overflow): New function.
8055 (Arm_relocate_functions::abs8): New function.
8056 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8057 (Target_arm::Scan::global): Likewise.
8058 (Target_arm::relocate::relocate): Likewise.
8059 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8060 Likewise.
8061
8c604651 80622009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8063
8064 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8065 * testsuite/Makefile.in: Regenerate.
8066
1e9cc1c2
NC		 80672009-09-11 Nick Clifton <nickc@redhat.com>
8068
8069 * po/gold.pot: Updated by the Translation project.
8070
6a89f575
CC		 80712009-09-08 Cary Coutant <ccoutant@google.com>
8072
8073 * output.cc (Output_file::open): Add execute permission to empty file.
8074 * testsuite/Makefile.am (permission_test): New test.
8075 * testsuite/Makefile.in: Regenerate.
8076
fdcac5af
ILT		 80772009-09-02 Ian Lance Taylor <iant@google.com>
8078
8079 * output.cc (Output_file::resize): Call map_no_anonymous rather
8080 than map.
8081
44453f85
ILT		 80822009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8083
8084 * gold.cc: Include "incremental.h".
8085 (queue_initial_tasks): Call Incremental_checker methods.
8086 * incremental.cc: Include "output.h".
8087 (Incremental_checker::can_incrementally_link_output_file): New
8088 method.
8089 * incremental.h (Incremental_checker): New class.
8090
8091 * output.cc (Output_file::open_for_modification): New method.
8092 (Output_file::map_anonymous): Changed return type to bool. Record
8093 map in base_ field.
8094 (Output_file::map_no_anonymous): New method, broken out of map.
8095 (Output_file::map): Use map_no_anonymous and map_anonymous.
8096 * output.h (class Output_file): Update declarations.
8097
293c1386
CC		 80982009-08-24 Cary Coutant <ccoutant@google.com>
8099
8100 * options.h (Command_line::Pre_options): New class.
8101 (Command_line::pre_options): New member.
8102 * options.cc (gold::options::ready_to_register): New variable.
8103 (One_option::register_option): Do nothing if not registering options.
8104 Assert if same short option registered twice.
8105 (General_options::General_options): Turn off option registration when
8106 done constructing.
8107 (Command_line::Pre_options::Pre_options): New constructor.
8108
f773f3d2
CC		 81092009-08-24 Cary Coutant <ccoutant@google.com>
8110
06a73cfe
CC		 8111 * options.h (General_options::no_keep_memory): Remove incorrect
8112 short option.
f773f3d2 8113
a15af8e2
RW		 81142009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8115
8116 * Makefile.am (am__skiplex, am__skipyacc): New.
8117 * Makefile.in: Regenerate.
8118
c462b41b
RW		 81192009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8120
14ec8efd
RW		 8121 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8122 (INCLUDES): ... this.
8123 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8124 (AM_CPPFLAGS): Renamed from ...
8125 (INCLUDE): ... this.
8126 * Makefile.in, testsuite/Makefile.in: Regenerate.
8127
81ecdfbb
RW		 8128 * Makefile.in: Regenerate.
8129 * aclocal.m4: Likewise.
8130 * config.in: Likewise.
8131 * configure: Likewise.
8132 * testsuite/Makefile.in: Likewise.
8133
c462b41b
RW		 8134 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8135 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8136 * Makefile.in: Regenerate.
8137 * testsuite/Makefile.in: Regenerate.
8138
2da73f13
CC		 81392009-08-19 Cary Coutant <ccoutant@google.com>
8140
8141 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8142 symbols in shared libraries overridden by hidden or internal symbols
8143 in the main program.
8144
2db70501
CD		 81452009-08-19 Chris Demetriou <cgd@google.com>
8146
8147 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8148 checking source file names in error messages.
8149
f733487b
DK		 81502009-08-18 Doug Kwan <dougkwan@google.com>
8151
8152 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8153 an elcpp::Ehdr as parameter. Adjust call to set_target.
8154 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8155 an elfcpp::Ehdr as parameter.
8156 * object.cc (Object::set_target): Remove the version that looks up
8157 a target and sets it.
8158 (Sized_relobj::setup): Take a Target object instead of
8159 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8160 (make_elf_sized_object): Find target and ask target to
8161 make an ELF object.
8162 * object.h: (Object::set_target): Remove the version that looks up
8163 a target and sets it.
8164 (Sized_relobj::setup): Take a Target object instead of
8165 an elfcpp:Ehdr as parameter.
8166 * target.cc: Include dynobj.h.
8167 (Target::do_make_elf_object_implementation): New.
8168 (Target::do_make_elf_object): New.
8169 * target.h (Target::make_elf_object): New template declaration.
8170 (Target::do_make_elf_object): New method declarations.
8171 (Target::do_make_elf_object_implementation): New template declaration.
8172
cc70f101
ILT		 81732009-08-14 Ian Lance Taylor <iant@google.com>
8174
8175 * gold.h (FUNCTION_NAME): Define.
8176 (gold_unreachable): Use FUNCTION_NAME.
8177
ef5e0cb1
ST		 81782009-08-12 Sriraman Tallam <tmsriram@google.com>
8179
8180 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8181 symbol in the --keep-unique list is not found.
8182
48c187ce
ST		 81832009-08-12 Sriraman Tallam <tmsriram@google.com>
8184
8185 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8186 been maked as --keep-unique.
8187 (Icf::unfold_section): New function.
8188 * icf.h (Icf::unfold_section): New function.
8189 * options.h (General_options::keep_unique): New option.
8190 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8191 * testsuite/Makefile.in: Regenerate.
8192 * testsuite/icf_keep_unique_test.sh: New file.
8193 * testsuite/icf_keep_unique_test.cc: New file.
8194
645afe0c
CC		 81952009-08-12 Cary Coutant <ccoutant@google.com>
8196
8197 PR 10471
8198 * resolve.cc (Symbol_table::resolve): Check for references from
8199 dynamic objects to hidden and internal symbols.
8200 * testsuite/Makefile.am (hidden_test.sh): New test.
8201 * testsuite/Makefile.in: Regenerate.
8202 * testsuite/hidden_test.sh: New script.
8203 * testsuite/hidden_test_1.c: New test source.
8204 * testsuite/hidden_test_main.c: New test source.
8205
11af873f
DK		 82062009-08-11 Doug Kwan <dougkwan@google.com>
8207
8208 * arm.cc: Update comments.
8209 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8210 segment to locate the .ARM.exidx section if present.
8211
b9f7d72d
DK		 82122009-08-09 Doug Kwan <dougkwan@google.com>
8213
8214 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8215 patch.
8216
ddd3c53c
ST		 82172009-08-07 Sriraman Tallam <tmsriram@google.com>
8218 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8219 compiler warnings.
8220
27721062
ST		 82212009-08-06 Sriraman Tallam <tmsriram@google.com>
8222
8223 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8224 valid tls_segment only for non-debug-section relocations.
8225 * testsuite/Makefile.am: Add gc_tls_test.
8226 * testsuite/Makefile.in: Regenerate.
8227 * testsuite/gc_tls_test.cc: New file.
8228 * testsuite/gc_tls_test.sh: New file.
8229
ef15dade 82302009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8231
ef15dade
ST		 8232 * icf.cc: New file.
8233 * icf.h: New file.
8234 * Makefile.am (CCFILES): Add icf.cc.
8235 (HFILES): Add icf.h
8236 * Makefile.in: Regenerate.
8237 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8238 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8239 section, symbol and addend information for the relocs.
8240 * gold.cc (queue_middle_tasks): Call identical code folding.
8241 * gold.h: Add defines for multimap.
8242 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8243 to the call of finalize_local_symbols.
8244 * main.cc (main): Create object of class Icf.
8245 * object.cc (Sized_relobj::do_layout): Allow this function to be
8246 called twice during icf.
8247 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8248 to sections marked as identical by icf.
8249 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8250 when available.
8251 (Sized_relobj::do_section_entsize): New function.
8252 * object.h (Object::section_entsize): New function.
8253 (Object::do_section_entsize): New pure virtual function.
8254 (Relobj::finalize_local_symbols): Add new parameter.
8255 (Relobj::do_section_entsize): New function.
8256 * options.h (General_options::icf): New option.
8257 (General_options::icf_iterations): New option.
8258 (General_options::print_icf_sections): New option.
8259 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8260 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8261 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8262 icf.
8263 * symtab.cc (Symbol_table::is_section_folded): New function.
8264 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8265 to sections marked as identical by icf.
8266 * symtab.h (Symbol_table::set_icf): New function.
8267 (Symbol_table::icf): New function.
8268 (Symbol_table::is_section_folded): New function.
8269 (Symbol_table::icf_): New data member.
8270 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8271 * testsuite/Makefile.am: Add commands to build icf_test.
8272 * testsuite/Makefile.in: Regenerate.
8273 * testsuite/icf_test.sh: New file.
8274 * testsuite/icf_test.cc: New file.
8275
c3b65ac4
CD		 82762009-07-24 Chris Demetriou <cgd@google.com>
8277
8278 * layout.cc (is_compressible_debug_section): Fix incorrect
8279 comment about compressed section names.
8280
1caf2c51
ILT		 82812009-07-20 Ian Lance Taylor <ian@airs.com>
8282
8283 PR 10419
8284 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8285
1ef4d87f
ILT		 82862009-07-16 Ian Lance Taylor <iant@google.com>
8287
8288 PR 10400
8289 * layout.h: #include <map>.
8290 (class Kept_section): Change from struct to class. Add accessors
8291 and setters. Add section size to Comdat_group mapping. Change
8292 Comdat_group to std::map. Add is_comdat_ field. Add
8293 linkonce_size field in union.
8294 (class Layout): Update declaration of find_or_add_kept_section.
8295 Don't declare find_kept_object.
8296 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8297 parameter. Add object, shndx, is_comdat, and is_group_name
8298 parameters. Change all callers. Adjust for new Kept_section.
8299 (Layout::find_kept_object): Remove.
8300 * object.cc (Sized_relobj::include_section_group): Update use of
8301 Kept_section. Rename secnum to shndx. Only record
8302 Kept_comdat_section if sections are the same size.
8303 (Sized_relobj::include_linkonce_section): Update use of
8304 Kept_section. Only record Kept_comdat_section if sections are the
8305 same size. Set size of linkonce section.
8306 (Sized_relobj::map_to_kept_section): Update call to
8307 get_kept_comdat_section.
8308 * object.h (class Sized_relobj): Rename fields in
8309 Kept_comdat_section to drop trailing underscores; change object
8310 field to Relobj*. Change Kept_comdat_section_table to store
8311 struct rather than pointer.
8312 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8313 Add kept_object and kept_shndx parameters. Change all callers.
8314 (Sized_relobj::get_kept_comdat_section): Change return type to
8315 bool. Add kept_object and kept_shndx parameters. Change all
8316 callers.
8317 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8318 Layout::find_or_add_kept_section.
8319
37c3b7b0
ILT		 83202009-07-09 Ian Lance Taylor <iant@google.com>
8321
8322 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8323 Reserve space in the hash table.
8324
98fa85cb
ILT		 83252009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8326
8327 * fileread.cc (File_read::get_mtime): New method.
8328 * fileread.h (Timespec): New structure.
8329 (File_read::get_mtime): New method.
8330 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8331 Renamed from timestamp_nsec.
8332 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8333 Elf_Xword.
e1df38aa 8334 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8335 timestamp_nsec.
e1df38aa 8336 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8337 (Incremental_inputs::report_obejct): Save mtime; style fix.
8338 (Incremental_inputs::report_script): Save mtime; style fix.
8339 (Incremental_inputs::finalize_inputs): Style fix.
8340 (Incremental_inputs::finalize): Style fix.
8341 (Incremental_inputs::create_input_section_data): Store inputs
8342 mtime.
8343 * incremental.h (Incremental_inputs::report_script): Add mtime
8344 argument.
8345 (Incremental_inputs::Input_info::Input_info): Intialize only one
8346 union member.
8347 (Incremental_inputs::Input_info::archive): Move to nameless
8348 union.
8349 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8350 (Incremental_inputs::Input_info::script): Move to nameless union.
8351 (Incremental_inputs::mtime): New field.
8352 * script.cc (read_input_script): Pass file mtime to
8353 Incremental_input.
8354 * script.h (Script_info::inputs): Style fix.
8355
c9d70757
ILT		 83562009-07-01 Ian Lance Taylor <ian@airs.com>
8357
8358 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8359 instead of 32.
8360
9c547ec3
ILT		 83612009-06-24 Ian Lance Taylor <iant@google.com>
8362
8363 PR 10156
8364 * layout.cc (Layout::choose_output_section): If we find an
8365 existing section, update the flags.
8366 (Layout::create_notes): New function, broken out of
8367 Layout::finalize.
8368 (Layout::finalize): Don't create note sections.
8369 (Layout::create_note): Don't crash if linker script discards
8370 section.
8371 (Layout::create_gold_note): Likewise.
8372 (Layout::create_build_id): Likewise. Don't set
8373 after_input_sections on the section.
8374 (Layout::create_executable_stack_info): Remove target parameter.
8375 Change caller.
8376 * layout.h (class Layout): Declare create_notes. Update
8377 declaration of create_executable_stack_info.
8378 * gold.cc (queue_middle_tasks): Call create_notes.
8379 * output.cc (Output_section::update_flags_for_input_section): Move
8380 here from output.h. If SHF_ALLOC flag is newly set, mark address
8381 invalid.
8382 * output.h (Output_data::mark_address_invalid): New function.
8383 (class Output_section): Only declare, not define,
8384 update_flags_for_input_section. Remove set_flags.
8385
55458500
ILT		 83862009-06-24 Ian Lance Taylor <iant@google.com>
8387
8388 * script-sections.cc (Output_section_definition::
8389 set_section_addresses): Rename shadowing local load_address to
8390 laddr.
8391
1307d6cd
ILT		 83922009-06-24 Ian Lance Taylor <iant@google.com>
8393
8394 PR 10244
8395 * reloc.cc (relocate_sections): Skip empty relocation sections.
8396
ec3f783e
ILT		 83972009-06-23 Ian Lance Taylor <iant@google.com>
8398
8399 PR 10156
8400 * layout.cc (Layout::create_note): Use choose_output_section
8401 rather than make_output_section.
8402
459c9f1c
ILT		 84032009-06-23 Ian Lance Taylor <iant@google.com>
8404
8405 PR 10237
8406 * options.cc (General_options::parse_V): Set printed_version_.
8407 (General_options::General_options): Initialize printed_version_.
8408 * options.h (class General_options): Add printed_version_ field.
8409 * gold.cc (queue_initial_tasks): If there are no input files,
8410 don't give a fatal error if we printed the version information.
8411 (queue_middle_tasks): If using -r with a shared object, give a
8412 fatal error rather than an ordinary error.
8413
1518dc8f
ILT		 84142009-06-23 Ian Lance Taylor <iant@google.com>
8415
8416 PR 10219
8417 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8418 (Layout::make_output_section): Set have_stabstr_section_ if we see
8419 a .stab*str section.
8420 (Layout::finalize): Call link_stabs_sections.
8421 (Layout::link_stabs_sections): New file.
8422 * layout.h (class Layout): Add have_stabstr_section_ field.
8423 Declare link_stabs_sections.
8424
3d857b98
DK		 84252009-06-23 Doug Kwan <dougkwan@google.com>
8426
8427 * Makefile.am (libgold_a_LIBADD): New.
8428 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8429 * Makefile.in: Regenerate.
8430 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8431 * configure: Regenerate.
8432 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8433 * fileread.cc: Include sys/state.h
8434 * gold.h: Declare memmem and strndup if found missing.
8435 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8436
0639a6f6
ILT		 84372009-06-23 Ian Lance Taylor <iant@google.com>
8438
8439 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8440 * configure: Rebuild.
8441
8d63875c
ILT		 84422009-06-23 Ian Lance Taylor <iant@google.com>
8443
8444 PR 10147
8445 * object.cc (Object::section_contents): Don't try to get a view if
8446 the section has length zero.
8447 (Object::handle_gnu_warning_section): If the section is empty, use
8448 the name of the section as the warning.
8449
f7c8a183
ILT		 84502009-06-23 Ian Lance Taylor <iant@google.com>
8451
8452 PR 10133
8453 * stringpool.h (class Stringpool_template): Add optimize_ field.
8454 (Stringpool_template::set_optimize): New function.
8455 * stringpool.cc (Stringpool_template::Stringpool_template):
8456 Initialize optimize_ field.
8457 (Stringpool_template::set_string_offsets): Test local optimize
8458 fild rather than parameter.
8459 * layout.cc (Layout::Layout): Call set_optimize on the section
8460 name stringpool.
8461
e6a307ba
ILT		 84622009-06-22 Ian Lance Taylor <iant@google.com>
8463
8464 PR 10030
8465 * yyscript.y: Parse TARGET.
8466 * script.cc (script_set_target): New function.
8467 * script-c.h (script_set_target): Declare.
8468 * options.cc (General_options::string_to_object_format): Rename
8469 from string_to_object_format in anonymous namespace. Change
8470 callers.
8471 * options.h (class General_options): Declare
8472 string_to_object_format.
8473
3ee173de
ILT		 84742009-06-22 Ian Lance Taylor <iant@google.com>
8475
8476 * script-sections.cc (Script_sections::create_segments): Don't put
8477 program headers in a PT_LOAD segment if -n or -N.
8478
84792009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8480
8481 PR 10141
8482 * options.h (class General_options): Add -z lazy and -z now. Sort
8483 -z options into alphabetical order.
8484 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8485
cd6739a1 84862009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8487
8488 * layout.cc (Layout::make_output_section): Call
8489 Target::new_output_section.
8490 (Layout::attach_allocated_section_to_segment): Put large section
8491 sections in a separate load segment with the large segment flag
8492 set.
8493 (Layout::segment_precedes): Sort large data segments after other
8494 load segments.
8495 (align_file_offset): New static function.
8496 (Layout::set_segment_offsets): Use align_file_offset.
8497 * output.h (class Output_section): Add is_small_section_ and
8498 is_large_section_ fields.
8499 (Output_section::is_small_section): New function.
8500 (Output_section::set_is_small_section): New function.
8501 (Output_section::is_large_section): New function.
8502 (Output_section::set_is_large_section): New function.
8503 (Output_section::is_large_data_section): New function.
8504 (class Output_segment): Add is_large_data_segment_ field.
8505 (Output_segment::is_large_data_segment): New function.
8506 (Output_segment::set_is_large_data_segment): New function.
8507 * output.cc (Output_section::Output_section): Initialize new
8508 fields.
8509 (Output_segment::Output_segment): Likewise.
8510 (Output_segment::add_output_section): Add assertion that large
8511 data sections always go in large data segments. Force small data
8512 sections to the end of the list of data sections. Force small BSS
8513 sections to the start of the list of BSS sections. For large BSS
8514 sections to the end of the list of BSS sections.
8515 * symtab.h (class Symbol): Declare is_common_shndx.
8516 (Symbol::is_defined): Check Symbol::is_common_shndx.
8517 (Symbol::is_common): Likewise.
8518 (class Symbol_table): Define enum Commons_section_type. Update
8519 declarations. Add small_commons_ and large_commons_ fields.
8520 * symtab.cc (Symbol::is_common_shndx): New function.
8521 (Symbol_table::Symbol_table): Initialize new fields.
8522 (Symbol_table::add_from_object): Put small and large common
8523 symbols in the right list.
8524 (Symbol_table::sized_finalized_symbol): Check
8525 Symbol::is_common_shndx.
8526 (Symbol_table::sized_write_globals): Likewise.
8527 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8528 common symbol lists. Don't call do_allocate_commons_list if the
8529 list is empty.
8530 (Symbol_table::do_allocate_commons_list): Remove is_tls
8531 parameter. Add comons_section_type parameter. Change all
8532 callers. Handle small and large common symbols.
8533 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8534 Symbol::is_common_shndx.
8535 * resolve.cc (symbol_to_bits): Likewise.
8536 * target.h (Target::small_common_shndx): New function.
8537 (Target::small_common_section_flags): New function.
8538 (Target::large_common_shndx): New function.
8539 (Target::large_common_section_flags): New function.
8540 (Target::new_output_section): New function.
8541 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8542 small_common_section_flags, and large_common_section_flags
8543 fields.
8544 (Target::do_new_output_section): New virtual function.
8545 * arm.cc (Target_arm::arm_info): Initialize new fields.
8546 * i386.cc (Target_i386::i386_info): Likewise.
8547 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8548 Likewise.
8549 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8550 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8551 (Target_x86_64::do_new_output_section): New function.
8552 * configure.ac: Define conditional MCMODEL_MEDIUM.
8553 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8554 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8555 (large_LDFLAGS): Define.
8556 * testsuite/large.c: New file.
8557 * testsuite/testfile.cc (Target_test::test_target_info):
8558 Initialize new fields.
8559 * configure, testsuite/Makefile.in: Rebuild.
8560
bb04269c
DK		 85612009-06-05 Doug Kwan <dougkwan@google.com>
8562
8563 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8564 * Makefile.in: Regenerate.
bb04269c
DK		 8565 * i386.cc (class Target_i386): Define new virtual method to
8566 override do_is_local_label_name in parent.
8567 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8568 local symbols if --discard-locals or -X is given.
8569 * options.h (class General_options): Declare new options
8570 '--discard-locals' and '-X' for discarding locals.
8571 * target.h (class Target): Define new methods is_local_label_name.
8572 Declare new virtual method do_is_local_label_name.
8573 * target.cc: New file.
8574 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8575 (check_SCRIPTS): Add discard_locals_test.sh.
8576 (check_DATA): Add discard_local_tests.syms.
8577 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8578 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8579 * testsuite/Makefile.in: Regenerate.
8580 * testsuite/discard_locals_test.c: New file.
8581 * testsuite/discard_locals_test.sh: Same.
8582
805bb01c
DK		 85832009-06-05 Doug Kwan <dougkwan@google.com>
8584
8585 * object.cc (Sized_relobj::Sized_relobj): Initialize
8586 discarded_eh_frame_shndx_ to -1U.
8587 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8588 section.
8589 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8590 a discarded .eh_frame section.
8591 (Sized_relobj::do_finalize_local_symbols): Ditto.
8592 * object.h (class Sized_relobj): Declare new member
8593 discarded_eh_frame_shndx_.
8594 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8595 (local_labels_test.o, local_labels_test): New rules.
8596 * testsuite/Makefile.in: Regenerate.
8597
1dcd334d
DK		 85982009-06-04 Doug Kwan <dougkwan@google.com>
8599
8600 * layout.cc (Layout::section_name_mapping): Add mapping for
8601 special ARM sections.
8602
96d49306
DK		 86032009-06-03 Doug Kwan <dougkwan@google.com>
8604
8605 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8606 (utils::has_overflow): Same.
8607
dff16297
ILT		 86082009-06-03 Ian Lance Taylor <iant@google.com>
8609
8610 * layout.cc (Layout::section_name_mapping): New array, replacing
8611 Layout::linkonce_mapping.
8612 (Layout::section_name_mapping_count): New variable, replacing
8613 Layout::linkonce_mapping_count.
8614 (Layout::linkonce_output_name): Remove.
8615 (Layout::output_section_name): Rewrite.
8616 * layout.h (class Layout): Rename Linkonce_mapping to
8617 Section_name_mapping, linkonce_mapping to section_name_mapping,
8618 linkonce_mapping_count to section_name_mapping_count. Don't
8619 declare linkonce_output_name.
8620
c121c671
DK		 86212009-06-03 Doug Kwan <dougkwan@google.com>
8622
8623 * gold/arm.cc (namespace utils): New.
8624 (Target_arm::reloc_is_non_pic): Define new method.
8625 (class Arm_relocate_functions): New.
8626 (Target_arm::Relocate::relocate): Handle relocation types used by
8627 Android.
8628
07800fab
ILT		 86292009-06-03 Ian Lance Taylor <iant@google.com>
8630
8631 * arm.cc (Target_arm::scan::global): Use || instead of |.
8632
c121c671
DK		 86332009-06-02 Doug Kwan <dougkwan@google.com>
8634
8635 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8636 issued_non_pic_error_.
8637 (class Target_arm::Scan): Declare new method check_non_pic.
8638 Define new method symbol_needs_plt_entry.
8639 Declare new data member issued_non_pic_error_.
8640 (class Target_arm::Relocate): Declare new method
8641 should_apply_static_reloc.
8642 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8643 (Target_arm::Scan::check_non_pic): Define new method.
8644 (Target_arm::Scan::local): Handle a small subset of reloc types used
8645 by Android.
8646 (Target_arm::Scan::local): Same.
8647 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8648
b19b0c6d
ILT		 86492009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8650
8651 * incremental.cc (Incremental_inputs::report_command_line): Filter
8652 out --incremental-* options.
8653
94cdfcff
DK		 86542009-05-29 Doug Kwan <dougkwan@google.com>
8655
8656 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8657 template class.
8658 (class Target_arm): Update comment.
8659 (Target_arm::Target_arm): Initialize new data members GOT_,
8660 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8661 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8662 and Target_arm::rel_dyn_section.
8663 Declare new_enum Target_arm::Got_type.
8664 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8665 and DYNBSS_.
8666 Update commments for member do_dynsym_value.
8667 (Target_arm::got_size, Target_arm::plt_section,
8668 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8669 new methods inside class defintion.
8670 (Target_arm::got_section): Define new method.
8671 (Target_arm::rel_dyn_section): Same.
8672 (Output_data_plt_arm): New template class.
8673 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8674 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8675 (Output_data_plt_arm::add_entry): Same.
8676 (Output_data_plt_arm::first_plt_entry): Define new
8677 static data member for PLT instruction template.
8678 (Output_data_plt_arm::plt_entry): Same.
8679 (Output_data_plt_arm::do_write): Define new method.
8680 (Target_arm::make_plt_entry): Same.
8681 (Target_arm::do_finalize_sections): Same.
8682 (Target_arm::do_dynsym_value): Same.
8683
4a657b0d
DK		 86842009-05-28 Doug Kwan <dougkwan@google.com>
8685
8686 * Makefile.am (TARGETSOURCES): Add arm.cc.
8687 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8688 * Makefile.in: Regenerate.
8689 * arm.cc: New file.
8690 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8691
e7ae8c36
DK		 86922009-05-26 Doug Kwan <dougkwan@google.com>
8693
8694 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8695 (General_options::check_excluded_libs): Strip off directories in
8696 archive name before matching like GNU ld does.
8697 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8698 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8699 (exclude_libs_test_LDFLAGS): Add linker option
8700 -Wl,--exclude-libs,libexclude_libs_test_3
8701 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8702 an explicit archive without using -l.
8703 (alt/libexclude_libs_test_3.a): New make rule.
8704 * testsuite/Makefile.in: Regenerate.
8705 * testsuite/exclude_libs_test.c : Declare lib3_default().
8706 (main): Call it.
8707 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8708 * exclude_libs_test_3.c: New file.
8709
f12e7348
NC		 87102009-05-26 Nick Clifton <nickc@redhat.com>
8711
8712 * po/id.po: New Indonesian translation.
8713 * po/gold.pot: Updated template file.
8714
4daadc0d
ST		 87152009-05-22 Sriraman Tallam <tmsriram@google.com>
8716
e1df38aa 8717 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8718 gc_comdat_test files. Add -Wl,--gc-sections to build
8719 gc_comdat_test.
8720 * testsuite/Makefile.in: Regenerate.
8721 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8722
531813ad
ST		 87232009-05-21 Sriraman Tallam <tmsriram@google.com>
8724
8725 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8726 kept comdat section was garbage collected.
8727 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8728 * testsuite/Makefile.in: Regenerate.
8729 * testsuite/gc_comdat_test.sh: New file.
8730 * testsuite/gc_comdat_test_1.cc: New file.
8731 * testsuite/gc_comdat_test_2.cc: New file.
8732
65514900
CC		 87332009-05-19 Doug Kwan <dougkwan@google.com>
8734
8735 * archive.cc (Archive::Archive): Move constructor from archive.h
8736 to here. Initialize no_export_.
8737 (Archive::get_elf_object_for_member): Set no_export flag of object.
8738 * archive.h (Archive::Archive): Move constructor body to
8739 archive.cc.
8740 (Archive::no_export): New method.
8741 (Archive::no_export_): New field.
8742 * object.h (Object::Object): Initialize no_export_ to false.
8743 (Object::no_export, Object::set_no_export): New methods.
8744 (Object::no_export_): New field.
8745 * options.cc (General_options::parse_exclude_libs): New method.
8746 (General_options::check_excluded_libs) Same.
8747 * options.h (exclude_libs): New option.
8748 (General_options::check_excluded_libs): New method declaration.
8749 (General_options::excluded_libs_): New field.
8750 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8751 default or protected visibility if an object has no-export flag set.
8752 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8753 (check_SCRIPTS): Add exclude_libs_test.sh.
8754 (check_DATA): Add exclude_libs_test.syms.
8755 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8756 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8757 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8758 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8759 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8760 libexclude_libs_test_2.a): New rules.
8761 * testsuite/Makefile.in: Regenerate.
8762 * testsuite/exclude_libs_test.c: New file.
8763 * testsuite/exclude_libs_test.sh: Ditto.
8764 * testsuite/exclude_libs_test_1.c: Ditto.
8765 * testsuite/exclude_libs_test_2.c: Ditto.
8766
1b77ea50
ILT		 87672009-05-15 Ian Lance Taylor <iant@google.com>
8768
8769 * configure.ac: Check for declarations for cases where libiberty.h
8770 checks HAVE_DECL_xxx.
8771 * configure, config.in: Rebuild.
8772
072fe7ce
ILT		 87732009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8774
8775 * gold.h (Incremental_argument_list): Remove (invalid) forward
8776 declaration.
8777 * incremental.cc (Incremental_inputs::report_achive): New method.
8778 (Incremental_inputs::report_object): New method.
8779 (Incremental_inputs::report_script): New method.
8780 (Incremental_inputs::finalize_inputs): New method.
8781 (Incremental_inputs::finalize): Call finalize_inputs().
8782 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8783 Create inputs entries.
8784 * incremental.h (Incremental_input_type): New enum.
8785 (Incremental_inputs::Incremental_input): Initialize new fields.
8786 (Incremental_inputs::report_inputs): New method.
8787 (Incremental_inputs::report_achive): New method.
8788 (Incremental_inputs::report_object): New method.
8789 (Incremental_inputs::report_script): New method.
8790 (Incremental_inputs::finalize_inputs): New method.
8791 (Incremental_inputs::Input_info): New struct.
8792 (Incremental_inputs::Input_info_map): New typedef.
8793 (Incremental_inputs::lock_): New field.
8794 (Incremental_inputs::Inputs_): New field.
8795 (Incremental_inputs::Inputs_map): New field.
8796 * main.cc (main): Call Incremental_input::report_inputs.
8797 * options.h (Input_argument_list): Typedef moved from
8798 Input_arguments.
8799 (Input_file_group::Files): Remove, use ::Input_argument_list.
8800 (Input_file_group::Input_argument_list): Remove, use
8801 ::Input_argument_list.
8802 * plugin.cc (Plugin_manager::add_input_file): Add error in
8803 incremental build.
8804 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8805 functions.
8806 * script.cc (read_input_script): Call
8807 Incremental_input::report_script.
8808 * script.h (Script_info): New class.
8809
b0481b0b
ILT		 88102009-04-27 Ian Lance Taylor <iant@google.com>
8811
8812 * x86_64.cc (do_adjust_output_section): Set entsize to
8813 plt_entry_size.
8814
b22a5a41 88152009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8816
8817 * output.cc (Output_file::close): After short writes, continue
8818 writing from the correct offset in the buffer being written.
8819
40fde488
CD		 88202009-04-23 Chris Demetriou <cgd@google.com>
8821
8822 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8823 * configure: Regenerate.
8824 * config.in: Regenerate.
8825 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8826 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8827
3ce2c28e
ILT		 88282009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8829
8830 * incremental.cc (Incremental_inputs_header_data): Renamed from
8831 Incremental_input_header_data.
8832 (Incremental_inputs_header_data::data_size): New field.
8833 (Incremental_inputs_header_data::put_input_file_count): Renamed
8834 from input_file_count.
8835 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8836 from command_line_offset.
8837 (Incremental_inputs_header_data::put_reserved): Renamed from
8838 put_reserved.
8839 (Incremental_inputs_entry_data): Renamed from
8840 Incremental_input_entry_data.
8841 (Incremental_inputs_entry_data::data_size): New field.
8842 (Incremental_inputs::report_command_line): New method.
8843 (Incremental_inputs::finalize): New method.
8844 (Incremental_inputs::create_incremental_inputs_data): New method.
8845 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8846 * incremental.h: New file.
8847 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8848 (Layout::finalize): Create incremental inputs section in
8849 incremental builds.
8850 (Layout::create_incremental_info_sections): New method.
8851 * layout.h (Layout::incremental_inputs): New method.
8852 (Layout::create_incremental_info_sections): New method.
8853 (Layout::incremental_inputs_): New field.
8854 * main.cc (main): Notify Incremental_input of the command line.
8855
e55bde5e
ILT		 88562009-04-01 Ian Lance Taylor <iant@google.com>
8857 Mikolaj Zalewski <mikolajz@google.com>
8858
8859 * gold.h (reserve_unordered_map): Define, three versions, one for
8860 each version of Unordered_map.
8861 * layout.cc (Layout::Layout): Remove options parameter. Add
8862 number_of_input_files parameter. Don't initialize options_.
8863 Initialize number_of_input_files_ and resized_signatures_. Move
8864 sections_are_attached_.
8865 (Layout::layout_group): Reserve space for group_signatures_.
8866 (Layout::find_or_add_kept_section): Change name parameter to be a
8867 reference. Resize signatures_ map when it gets large enough.
8868 (Layout::layout_eh_frame): Use parameters->options() instead of
8869 this->options_.
8870 (Layout::make_output_section): Likewise.
8871 (Layout::attach_allocated_section_to_segment): Likewise.
8872 (Layout::finalize, Layout::create_executable_stack): Likewise.
8873 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8874 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8875 * layout.h (class Layout): Update declarations. Remove options_
8876 field. Add number_of_input_files_ and resized_signatures_
8877 fields. Move sections_are_attached_ field.
8878 * main.cc (main): Pass number of input files to Layout
8879 constructor. Don't pass options.
8880
154b857c
ILT		 88812009-03-30 Ian Lance Taylor <iant@google.com>
8882
8883 * ffsll.c (ffsll): Correct implementation.
8884
2f35ab9b
ILT		 88852009-03-27 Ian Lance Taylor <iant@google.com>
8886
fd03461a
ILT		 8887 * ffsll.c: New file.
8888 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8889 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8890 * ftruncate.c (ftruncate): Declare before definition.
8891 * mremap.c (mremap): Likewise.
8892 * pread.c (pread): Likewise.
8893 * configure, Makefile.in, config.in: Rebuild.
8894
2f35ab9b
ILT		 8895 * mremap.c: New file.
8896 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8897 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8898 (mremap): Declare if HAVE_MREMAP is not defined.
8899 * configure, Makefile.in, config.in: Rebuild.
8900
33aea2fd
CC		 89012009-03-27 Cary Coutant <ccoutant@google.com>
8902
8903 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8904 position independent.
8905 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8906 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8907
6d479619
CC		 89082009-03-24 Cary Coutant <ccoutant@google.com>
8909
8910 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8911 an executable.
8912 (needs_dynamic_reloc): Likewise.
8913
afc06bb8
ILT		 89142009-03-24 Ian Lance Taylor <iant@google.com>
8915
8916 * yyscript.y (file_cmd): Recognize EXTERN.
8917 (extern_name_list, extern_name_list_body): New nonterminals.
8918 * script.cc (script_add_extern): Define.
8919 * script-c.h (script_add_extern): Declare.
8920
f6060a4d
ILT		 89212009-03-24 Rafael Avila de Espindola <espindola@google.com>
8922
8923 * object.cc (is_elf_object): Define.
8924 * object.h (is_elf_object): Declare.
8925 * archive.cc (Archive::get_elf_object_for_member): Call
8926 is_elf_object.
33aea2fd 8927 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8928
26736d8e
ILT		 89292009-03-24 Elliott Hughes <enh@google.com>
8930
8931 * output.cc (Output_file::map_anonymous): Define.
8932 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8933 try an anonymous one. Report the size if the mmap fails.
8934 * output.h (class Output_file): Declare map_anonymous.
8935
22fd9730
ILT		 89362009-03-24 Ian Lance Taylor <iant@google.com>
8937
8938 * target-select.cc (instantiate_target): Don't acquire the lock if
8939 the instantiated_target_ field has already been set.
8940
cb010894
ILT		 89412009-03-23 Ian Lance Taylor <iant@google.com>
8942
7f055c20
ILT		 8943 * gold-threads.h (class Initialize_lock): Define.
8944 * gold-threads.cc (class Initialize_lock_once): Define.
8945 (initialize_lock_control): New static variable.
8946 (initialize_lock_pointer): New static variable.
8947 (initialize_lock_once): New static function.
8948 (Initialize_lock::Initialize_lock): Define.
8949 (Initialize_lock::initialize): Define.
8950 * target-select.h: Include "gold-threads.h".
8951 (class Target_selector): Add lock_ and initialize_lock_ fields.
8952 Don't define instantiate_target, just declare it.
8953 * target-select.cc (Target_selector::Target_selector): Initialize
8954 new fields.
8955 (Target_selector::instantiate_target): Define.
8956 * descriptors.h: Include "gold-threads.h".
8957 (class Descriptors): Add initialize_lock_ field.
8958 * descriptors.cc (Descriptors::Descriptors): Initialize new
8959 field.
8960 (Descriptors::open): Use initialize_lock_ field
8961 * errors.h (class Errors): Add initialize_lock_ field.
8962 * errors.cc (Errors::Errors): Initialize new field.
8963 (Errors::initialize_lock): Use initialize_lock_ field.
8964 * powerpc.cc (class Target_selector_powerpc): Remove
8965 instantiated_target_ field. In do_recognize call
8966 instantiate_target rather than do_instantiate_target. In
8967 do_instantiate_target just allocate a new target.
8968 * sparc.cc (class Target_selector_sparc): Likewise.
8969
36959681
ILT		 8970 * freebsd.h: New file.
8971 * i386.cc: Include "freebsd.h".
8972 (Target_i386): Derive from Target_freebsd rather than
8973 Sized_target.
8974 (Target_selector_i386): Derive from Target_selector_freebsd rather
8975 than Target_selector.
8976 * x86_64.cc: Include "freebsd.h".
8977 (Target_x86_64): Derive from Target_freebsd rather than
8978 Sized_target.
8979 (Target_selector_x86_64): Derive from Target_selector_freebsd
8980 rather than Target_selector.
8981 * target.h (class Target): Add adjust_elf_header and
8982 do_adjust_elf_header.
8983 * output.cc (Output_file_header:: do_sized_write): Call target
8984 adjust_elf_header routine.
8985 * configure.tgt: Set targ_osabi.
8986 * configure.ac: Define GOLD_DEFAULT_OSABI.
8987 * parameters.cc (Parameters::default_target): Pass
8988 GOLD_DEFAULT_OSABI to select_target.
8989 * target-select.h (class Target_selector): Make instantiate_target
8990 protected rather than private.
8991 * Makefile.am (HFILES): Add freebsd.h.
8992 * configure, Makefile.in, config.in: Rebuild.
8993
cb010894
ILT		 8994 * merge.cc (do_add_input_section): Correct pend value. Change
8995 message about last entry not being null terminated from error to
8996 warning.
8997
0e879927
ILT		 89982009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8999
9000 * incremental.cc: New file.
9001 * Makefile.am (CCFILES): Add incremental.cc.
9002 * Makefile.in: Rebuild.
9003
41105937
PP		 90042009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9005
9006 * layout.cc (Layout::output_section_name): Preserve names
9007 of '.note.' sections.
e1df38aa 9008
60439920
ILT		 90092009-03-19 Ian Lance Taylor <iant@google.com>
9010
9011 * descriptors.cc (Descriptors::open): Check that the options are
9012 valid before using them.
9013
0d371ad3
ILT		 90142009-03-18 Ian Lance Taylor <iant@google.com>
9015
9016 * script-sections.h: Include <list>.
9017 (class Script_sections): Change Sections_elements from std::vector
9018 to std::list. Typedef public Elements_iterator. Add
9019 orphan_section_placement_, data_segment_align_start_, and
9020 saw_data_segment_align_ fields. Remove data_segment_align_index_
9021 field.
9022 * script-sections.cc (class Orphan_section_placement): New class.
9023 (class Sections_element): Add virtual functions is_relro and
9024 orphan_section_init. Remove virtual function place_orphan_here.
9025 (class Output_section_definition): Add is_relro and
9026 orphan_section_init. Remove place_orphan_here.
9027 (class Orphan_output_section): Likewise.
9028 (Script_sections::Script_sections): Update for field changes.
9029 (Script_sections::data_segment_align): Set saw_data_segment_align_
9030 and data_segment_align_start_, not data_segment_align_index.
9031 (Script_sections::data_segment_relro_end): Check
9032 saw_data_segment_align_. Use data_segment_align_start_ rather
9033 than data_segment_align_index_.
9034 (Script_sections::place_orphan): Rewrite to use
9035 Orphan_section_placement.
9036
9201d894
ILT		 90372009-03-17 Ian Lance Taylor <iant@google.com>
9038
9c5b8369
ILT		 9039 * archive.cc (Archive::add_symbols): Check for a version attached
9040 to the symbol name in the archive map.
9041 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9042 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9043 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9044 (ver_test_11.a): New target.
9045 * testsuite/Makefile.in: Rebuild.
9046
9201d894
ILT		 9047 * configure.ac: Check for chsize and posix_fallocate. Replace
9048 ftruncate.
9049 * ftruncate.c: New file, from gnulib.
9050 * output.cc (posix_fallocate): Define dummy version if not
9051 HAVE_POSIX_FALLOCATE.
9052 (Output_file::map): Call posix_fallocate rather than lseek and
9053 write.
9054 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9055 * configure, Makefile.in, config.in: Rebuild.
9056
ef4ab7a8 90572009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9058
ef4ab7a8
PP		 9059 * layout.h (Layout::create_note): Add section_name parameter.
9060 * layout.cc (Layout::create_note): Likewise.
9061 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9062
8c500701
ILT		 90632009-03-17 Ian Lance Taylor <iant@google.com>
9064
e85b18e1
ILT		 9065 * descriptors.cc: Include "options.h".
9066 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9067 (Descriptors::open): Always use O_CLOEXEC when opening a new
9068 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9069 then set FD_CLOEXEC.
9070
9efe6174
ILT		 9071 * sparc.cc (class Target_sparc): Add has_got_section.
9072 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9073 make sure we have a GOT section.
9074
9075 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9076 (Target_sparc::Scan::local): Likewise.
9077 (Target_sparc::Scan::global): Likewise.
9078 (Target_sparc::Relocate::relocate): Likewise.
9079 (Target_sparc::Relocate::relocate_tls): Likewise.
9080
8c500701
ILT		 9081 * symtab.cc (Symbol_table::define_default_version): New function,
9082 broken out of add_from_object.
9083 (Symbol_table::add_from_object): Call define_default_version.
9084 (Symbol_table::define_special_symbol): Add resolve_oldsym
9085 parameter. Change all callers. If the version for a symbol comes
9086 from a version script, resolve it with the symbol with the same
9087 name with no version. Also add the symbol without a version if
9088 appropriate.
9089 (do_define_in_output_data): If resolving with oldsym, don't delete
9090 sym.
9091 (do_define_in_output_segment): Likewise.
9092 (do_define_as_constant): Likewise.
9093 * symtab.h (class Symbol_table): Update declarations.
9094
f1ed28fb
ILT		 90952009-03-13 Ian Lance Taylor <iant@google.com>
9096
15f8229b
ILT		 9097 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9098 (Read_symbols::requeue): New function.
9099 (Read_symbols::do_read_symbols): If make_elf_object fails because
9100 the target type is not configured, and the file was searched for,
9101 issue a warning and retry with the next directory.
9102 (Add_symbols::run): If the file has an incompatible format, and
9103 it was searched for, requeue the Read_symbols task. On error,
9104 release the object.
9105 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9106 dirindex parameter to constructor. Change all callers. Declare
9107 incompatible_warning and requeue.
9108 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9109 input_argument_ and input_group_ fields. Add them to
9110 constructor. Change all callers.
9111 (class Read_script): Add dirindex_ field. Add it to constructor.
9112 Change all callers.
9113 * archive.cc (Archive::setup): Remove input_objects parameter.
9114 Change all callers.
9115 (Archive::get_file_and_offset): Likewise.
9116 (Archive::read_all_symbols): Likewise.
9117 (Archive::read_symbols): Likewise.
9118 (Archive::get_elf_object_for_member): Remove input_objects
9119 parameter. Add punconfigured parameter. Change all callers.
9120 (Archive::add_symbols): Change return type to bool. Check return
9121 value of include_member.
9122 (Archive::include_all_members): Likewise.
9123 (Archive::include_member): Change return type to bool. Return
9124 false if first included object has incompatible target. Set
9125 included_member_ field.
9126 (Add_archive_symbols::run): If add_symbols returns false, requeue
9127 Read_symbols task.
9128 * archive.h (class Archive): Add included_member_ field.
9129 Initialize it in constructor. Add input_file and searched_for
9130 methods. Update declarations.
9131 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9132 input_argument_ fields. Add them to constructor. Change all
9133 callers.
9134 * script.cc: Include "target-select.h".
9135 (class Parser_closure): Add skip_on_incompatible_target_ and
9136 found_incompatible_target_ fields. Add
9137 skip_on_incompatible_target parameter to constructor. Change all
9138 callers. Add methods skip_on_incompatible_target,
9139 clear_skip_on_incompatible_target, found_incompatible_target, and
9140 set_found_incompatible_target.
9141 (read_input_script): Add dirindex parameter. Change all callers.
9142 If parser finds an incompatible target, requeue Read_symbols
9143 task.
9144 (script_set_symbol): Clear skip_on_incompatible_target in
9145 closure.
9146 (script_add_assertion, script_parse_option): Likewise.
9147 (script_start_sections, script_add_phdr): Likewise.
9148 (script_check_output_format): New function.
9149 * script.h (read_input_script): Update declaration.
9150 * script-c.h (script_check_output_format): Declare.
9151 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9152 (ignore_cmd): Remove OUTPUT_FORMAT.
9153 * fileread.cc (Input_file::Input_file): Add explicit this.
9154 (Input_file::will_search_for): New function.
9155 (Input_file::open): Add pindex parameter. Change all callers.
9156 * fileread.h (class Input_file): Add input_file_argument method.
9157 Declare will_search_for. Update declarations.
9158 * object.cc (make_elf_object): Add punconfigured parameter.
9159 Change all callers.
9160 * object.h (class Object): Make input_file public. Add
9161 searched_for method.
9162 (make_elf_object): Update declaration.
9163 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9164 restart search.
9165 * dirsearch.h (class Dirsearch): Update declaration.
9166 * options.h (class General_options): Add --warn-search-mismatch.
9167 * parameters.cc (Parameters::is_compatible_target): New function.
9168 * parameters.h (class Parameters): Declare is_compatible_target.
9169 * workqueue.cc (Workqueue::add_blocker): New function.
9170 * workqueue.h (class Workqueue): Declare add_blocker.
9171
f1ed28fb
ILT		 9172 * fileread.cc (Input_file::open): Remove options parameter.
9173 Change all callers.
9174 (Input_file::open_binary): Likewise.
9175 * script.cc (read_input_script): Likewise.
9176 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9177 options parameter from constructor. Change all callers.
9178 (class Read_script): Likewise.
9179 * fileread.h (class Input_file): Update declarations.
9180 * script.h (read_input_script): Update declaration.
9181
34dd024a
NC		 91822009-03-10 Nick Clifton <nickc@redhat.com>
9183
9184 * po/es.po: New Spanish translation.
9185
6d71b17c
CC		 91862009-03-06 Cary Coutant <ccoutant@google.com>
9187
9188 * options.cc (parse_short_option): Keep dash_z from registering itself.
9189
031cdbed
ILT		 91902009-03-03 Ian Lance Taylor <iant@google.com>
9191
9192 PR 9918
9193 * target-reloc.h (relocate_section): Pass output_section to
9194 relocate.
9195 * i386.cc (Target_i386::should_apply_static_reloc): Add
9196 output_section parameter. Change all callers.
9197 (Target_i386::Relocate::relocate): Add output_section parameter.
9198 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9199 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9200 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9201 * testsuite/two_file_shared.sh: New script.
9202 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9203 (check_DATA): Add two_file_shared.dbg.
9204 (two_file_shared.dbg): New target.
9205 * testsuite/Makefile.in: Rebuild.
9206
15d5fa16
ILT		 92072009-03-01 Ian Lance Taylor <iant@google.com>
9208
9209 * configure.ac: Check for byteswap.h.
9210 * configure: Rebuild.
9211 * config.in: Rebuild.
9212
8a4c0b0d
ILT		 92132009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9214
9215 * layout.cc (Layout::find_or_add_kept_section): New function.
9216 (Layout::add_comdat): Removed.
9217 * layout.h (struct Kept_section): Move out of class Layout.
9218 Remove trailing underscores from field names. Add group_sections
9219 field. Rename group_ field to is_group. Change all uses.
9220 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9221 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9222 comdat_groups_ field.
9223 (Sized_relobj::include_section_group): Use
9224 find_or_add_kept_section and Kept_section::group_sections.
9225 (Sized_relobj::include_linkonce_section): Likewise.
9226 * object.cc (class Sized_relobj): Don't define Comdat_group or
9227 Comdat_group_table. Remove find_comdat_group and
9228 add_comdat_group. Remove comdat_groups_ field.
9229 * plugin.cc (include_comdat_group): Use
9230 Layout::find_or_add_kept_section.
9231
b4ecf66b
ILT		 92322009-02-28 Ian Lance Taylor <iant@google.com>
9233
14359ca0
ILT		 9234 * README: --gc-sections and map files are now supported. Document
9235 some build requirements.
9236
b4ecf66b
ILT		 9237 PR 6992
9238 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9239 relocatable link set the value of the section symbol to zero.
9240 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9241 relocatable link don't include the section address in the local
9242 symbol value.
9243
0602e05a
ILT		 92442009-02-27 Ian Lance Taylor <iant@google.com>
9245
fd9d194f
ILT		 9246 PR 6811
9247 * options.h (class Search_directory): Add is_system_directory.
9248 (class General_options): Declare is_in_system_directory.
9249 * options.cc (get_relative_sysroot): Make static.
9250 (get_default_sysroot): Make static.
9251 (General_optoins::is_in_system_directory): New function.
9252 * fileread.cc (Input_file::is_in_system_directory): New function.
9253 * fileread.h (class Input_file): Declare is_in_system_directory.
9254 * object.h (class Object): Add is_in_system_directory.
9255 (class Input_objects): Remove system_library_directory_ field.
9256 * object.cc (Input_objects::add_object): Don't set
9257 system_library_directory_.
9258 (input_objects::found_in_system_library_directory): Remove.
9259 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9260 parameter. Change all callers.
9261 (Symbol_table::sized_write_globals): Likewise.
9262 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9263 Call Object::is_in_system_directory.
9264 * symtab.h (class Symbol_table): Update declarations.
9265
61edd21f
ILT		 9266 PR 5990
9267 * descriptors.h (Open_descriptor): Add is_on_stack field.
9268 * descriptors.cc (Descriptors::open): If the descriptor is on the
9269 top of the stack, remove it. Initialize is_on_stack field.
9270 (Descriptors::release): Only add pod to stack if it is not on the
9271 stack already.
9272 (Descriptors::close_some_descriptor): Clear stack_next and
9273 is_on_stack fields.
9274
e29e076a
ILT		 9275 PR 7091
9276 * output.cc (Output_section::find_starting_output_address): Rename
9277 from starting_output_address; add PADDR parameter; change return
9278 type.
9279 * output.h (class Output_section): Declare
9280 find_starting_output_address instead of starting_output_address.
9281 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9282 section symbol for which we can't find a merge section.
9283
0602e05a
ILT		 9284 PR 9836
9285 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9286 hidden or internal, force the symbol to be local.
9287 * resolve.cc (Symbol::override_visibility): Define.
9288 (Symbol::override_base): Use override_visibility.
9289 (Symbol_table::resolve): Likewise.
9290 (Symbol::override_base_with_special): Likewise.
9291 (Symbol_table::override_with_special): If the visibility is hidden
9292 or internal, force the symbol to be local.
9293 * symtab.h (class Symbol): Add set_visibility and
9294 override_visibility.
9295 * testsuite/ver_test_1.sh: New file.
9296 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9297 (check_DATA): Add ver_test_1.syms.
9298 (ver_test_1.syms): New target.
9299 * testsuite/Makefile.in: Rebuild.
9300
401a9a73
CC		 93012009-02-25 Cary Coutant <ccoutant@google.com>
9302
9303 * layout.cc (Layout::choose_output_section): Don't rename sections
9304 when using a linker script that has a SECTIONS clause.
9305 * Makefile.in: Regenerate.
9306
9307 * testsuite/Makefile.am (script_test_5.sh): New test case.
9308 * testsuite/Makefile.in: Regenerate.
9309 * testsuite/script_test_5.cc: New file.
9310 * testsuite/script_test_5.sh: New file.
9311 * testsuite/script_test_5.t: New file.
9312
f488e4b0
CC		 93132009-02-13 Rafael Avila de Espindola <espindola@google.com>
9314
9315 * archive.cc (Archive::include_member): Update calls to add_symbols.
9316 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9317 the Layout argument.
9318 * dynobj.h (do_add_symbols): Add the Layout argument.
9319 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9320 Layout argument.
9321 * object.h (Object::add_symbols): Add the Layout argument.
9322 (Object::do_add_symbols): Add the Layout argument.
9323 (Sized_relobj::do_add_symbols): Add the Layout argument.
9324 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9325 Unify the two versions.
9326 (Add_plugin_symbols): Remove.
9327 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9328 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9329 (Add_plugin_symbols): Remove.
9330 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9331 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9332 (Add_symbols::run): Make it work with Pulginobj.
9333
89dd1680
ILT		 93342009-02-06 Ian Lance Taylor <iant@google.com>
9335
9336 * object.cc (Sized_relobj::do_layout): Make info message start
9337 with lower case letter.
9338
266d0a74
ILT		 93392009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9340
602b464e
ILT		 9341 * binary.cc: Fix file comment.
9342
266d0a74
ILT		 9343 * options.h (enum Incremental_disposition): Define.
9344 (class General_options): Add new options: --incremental,
9345 --incremental_changed, --incremental_unchanged,
9346 --incremental_unknown. Add incremental_disposition_ and
9347 implicit_incremental_ fields.
9348 (General_options::incremental_disposition): New function.
9349 (class Position_dependent_options): Add incremental_disposition
9350 option.
9351 (Position_dependent_options::copy_from_options): Set incremental
9352 dispositions.
9353 * options.cc (General_options::parse_incremental_changed): New
9354 function.
9355 (General_options::parse_incremental_unchanged): New function.
9356 (General_options::parse_incremental_unknown): New function.
9357 (General_options::General_options): Initialize new fields
9358 incremental_disposition_ and implicit_incremental_.
9359 (General_options::finalize): Check for uasge of --incremental-*
9360 without --incremental.
9361
f073bbf7
CD		 93622009-02-06 Chris Demetriou <cgd@google.com>
9363
9364 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9365 pointer and to report location as the file name associated with
9366 the symbol.
9367 (gold_undefined_symbol_at_location): New function to replace the
9368 old gold_undefined_symbol functionality.
9369 * target-reloc.h (relocate_section): Update to use
9370 gold_undefined_symbol_at_location.
9371 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9372 Call gold_undefined_symbol function rather than gold_error.
9373 * errors.h (Errors::undefined_symbol): Take location as a
9374 string, rather than calculating it from a relocation.
9375 * errors.cc (Errors::fatal): Print "fatal error:" before the
9376 formatted message.
9377 (Errors::error, Errors::error_at_location): Print "error: "
9378 before the formatted message.
9379 (Errors::undefined_symbol): Take location as a string, rather
9380 than calculating it from a relocation.
9381 (gold_undefined_symbol_at_location): New function akin to
9382 old gold_undefined_symbol, calculates location from relocation.
9383 (gold_undefined_symbol): Change to take only a Symbol pointer
9384 and to report location as the file name associated with the symbol.
9385 * testsuite/debug_msg.sh: Update for changed error messages.
9386 * testsuite/undef_symbol.sh: Likewise.
9387
8e94a90c
ILT		 93882009-02-04 Duncan Sands <baldrick@free.fr>
9389
9390 PR 9812
9391 * reduced_debug_output.h
9392 (Output_reduced_debug_abbrev_section::failed): Use format for
9393 gold_warning.
9394 (Output_reduced_debug_info_section::faild): Likewise.
9395
88a0e15b
ILT		 93962009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9397
9398 * script.cc (Lazy_demangler): New class.
9399 (Version_script_info::get_symbol_version_helper): Demangle a
9400 symbol only once.
9401
5efc7cd2
CC		 94022009-01-29 Cary Coutant <ccoutant@google.com>
9403
9404 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9405 to __tls_get_addr.
9406 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9407
e0ebcf42
ILT		 94082009-01-28 Ian Lance Taylor <iant@google.com>
9409
5efc7cd2 9410 * version.cc (version_string): Bump to 1.9.
75fe7426 9411
e0ebcf42
ILT		 9412 * gold.h: Include <cstring> and <stdint.h>.
9413 * version.cc: Include <cstdio>.
9414 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9415 warning.
9416 * reduced_debug_output.cc (insert_into_vector): Rename from
9417 Insert_into_vector; change all callers. Use Swap_unaligned to
9418 avoid aliasing issue; remove union since it is unnecessary.
9419
8e2813be 94202009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9421
9422 * Makefile.am (CCFILES): Add gc.cc.
9423 (HFILES): Add gc.h.
9424 * Makefile.in: Regenerate.
9425 * gold.cc (Gc_runner): New class.
9426 (queue_initial_tasks): Call garbage collection related tasks
9427 when corresponding options are invoked.
9428 (queue_middle_gc_tasks): New function.
9429 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9430 processed early before laying out sections during garbage collection.
9431 * gold.h (queue_middle_gc_tasks): New function.
9432 (is_prefix_of): Move from "layout.cc".
9433 * i386.cc (Target_i386::gc_process_relocs): New function.
9434 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9435 * main.cc (main): Create object of class "Garbage_collection".
9436 * object.cc (Relobj::copy_symbols_data): New function.
9437 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9438 (Sized_relobj::do_layout): Allow this function to be called twice
9439 during garbage collection and defer layout of section during the
6d03d481
ST		 9440 first call.
9441 * object.h (Relobj::get_symbols_data): New function.
9442 (Relobj::is_section_name_included): New function.
9443 (Relobj::copy_symbols_data): New function.
9444 (Relobj::set_symbols_data): New function.
9445 (Relobj::get_relocs_data): New function.
9446 (Relobj::set_relocs_data): New function.
9447 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9448 (Relobj::gc_process_relocs): New function.
9449 (Relobj::do_gc_process_relocs): New pure virtual function.
9450 (Relobj::sd_): New data member.
9451 (Sized_relobj::is_output_section_offset_invalid): New function.
9452 (Sized_relobj::do_gc_process_relocs): New function.
9453 * options.h (General_options::gc_sections): Modify to not be a no-op.
9454 (General_options::print_gc_sections): New option.
9455 * plugin.cc (Plugin_finish::run): Remove function call to
9456 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9457 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9458 * reloc.cc (Read_relocs::run): Add task to process relocs and
9459 determine unreferenced sections when doing garbage collection.
9460 (Gc_process_relocs): New class.
9461 (Sized_relobj::do_gc_process_relocs): New function.
9462 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9463 sections that are garbage collected.
9464 * reloc.h (Gc_process_relocs): New class.
9465 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9466 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9467 symbols whose corresponding sections are garbage collected.
9468 (Symbol_table::Symbol_table): Add new parameter for the garbage
9469 collection object.
9470 (Symbol_table::gc_mark_undef_symbols): New function.
9471 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9472 (Symbol_table::gc_mark_dyn_syms): New function.
9473 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9474 as garbage.
9475 (Symbol_table::add_from_object): Likewise.
9476 (Symbol_table::add_from_relobj): When building shared objects, do not
9477 treat externally visible symbols as garbage.
9478 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9479 table information for static and relocatable links.
9480 * symtab.h (Symbol_table::set_gc): New function.
9481 (Symbol_table::gc): New function.
9482 (Symbol_table::gc_mark_undef_symbols): New function.
9483 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9484 (Symbol_table::gc_mark_dyn_syms): New function.
9485 (Symbol_table::gc_): New data member.
e1df38aa 9486 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9487 function.
9488 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9489 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9490
3b293544
CF		 94912009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9492
9493 * options.h (General_options::gc_sections): Define as a no-op for now.
9494 (General_options::no_keep_memory): Ditto.
9495 (General_options::Bshareable): Define.
9496 * options.cc (General_options::finalize): Honor -Bshareable.
9497
83d22aa8
AS		 94982009-01-20 Andreas Schwab <schwab@suse.de>
9499
9500 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9501 read the value in the contents, since we don't use it. Use the
9502 template endianness when writing.
9503 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9504
cd536b21
AS		 95052009-01-19 Andreas Schwab <schwab@suse.de>
9506
9507 * configure.tgt (powerpc64-*): Fix targ_obj.
9508
99e9a495
ILT		 95092009-01-15 Ian Lance Taylor <iant@google.com>
9510
9511 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9512 local symbols when stripping all symbols.
9513
bbbfea06
CC		 95142009-01-14 Cary Coutant <ccoutant@google.com>
9515
99e9a495 9516 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9517
0f7c0701
CC		 95182009-01-14 Cary Coutant <ccoutant@google.com>
9519
9520 * archive.cc (Archive::get_elf_object_for_member): Remove call
9521 to File_read::claim_for_plugin.
9522 * descriptors.cc (Descriptors::open): Remove reference to
9523 is_claimed.
9524 (Descriptors::claim_for_plugin): Remove.
9525 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9526 (Descriptors::is_claimed): Remove.
9527 (claim_descriptor_for_plugin): Remove.
9528 * fileread.cc (File_read::claim_for_plugin): Remove.
9529 * fileread.h (File_read::claim_for_plugin): Remove.
9530 (File_read::descriptor): Reopen descriptor if necessary.
9531 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9532 (Plugin_manager::all_symbols_read): Add task parameter. Change
9533 all callers.
9534 (Plugin_manager::get_input_file): New function.
9535 (Plugin_manager::release_input_file): New function.
9536 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9537 corresponding data member.
9538 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9539 and pass to base constructor. Change all callers.
9540 (get_input_file, release_input_file): New functions.
9541 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9542 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9543 (Plugin_manager::all_symbols_read): Add task parameter.
9544 (Plugin_manager::get_input_file): New function.
9545 (Plugin_manager::release_input_file): New function.
9546 (Plugin_manager::task_): New data member.
9547 (Pluginobj::Pluginobj): Add filesize parameter.
9548 (Pluginobj::filename): New function.
9549 (Pluginobj::descriptor): New function.
9550 (Pluginobj::filesize): New function.
9551 (Pluginobj::filesize_): New data member.
9552 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9553 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9554 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9555
9556 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9557 with archive libraries.
9558 * testsuite/Makefile.in: Regenerate.
9559 * testsuite/plugin_test.c (struct sym_info): New type.
9560 (get_input_file, release_input_file): New static variables.
9561 (onload): Capture new transfer vector entries.
9562 (claim_file_hook): Stop reading at end of file according to filesize.
9563 Factor out parsing of readelf output into separate function.
9564 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9565 APIs and get the source file name from the symbol table. Convert
9566 source file name to corresponding object file name. Print info
9567 message when adding new input files.
9568 (parse_readelf_line): New function.
9569 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9570 * testsuite/plugin_test_2.sh: Likewise.
9571 * testsuite/plugin_test_3.sh: Likewise.
9572 * testsuite/plugin_test_4.sh: New test case.
9573
62a6d109
ILT		 95742009-01-07 Ian Lance Taylor <iant@google.com>
9575
9576 * version.cc (version_string): Bump to 1.8.
9577
483620e8
CC		 95782008-12-23 Cary Coutant <ccoutant@google.com>
9579
9580 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9581 * plugin.cc (Plugin_manager::finish): Rename as
9582 layout_deferred_objects. Move cleanup to separate function.
9583 (Plugin_manager::cleanup): New function.
9584 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9585 separately.
9586 * plugin.h (Plugin_manager::finish): Rename as
9587 layout_deferred_objects.
9588 (Plugin_manager::cleanup): New function.
9589 (Plugin_manager::cleanup_done): New field.
9590
d66a9eb3
CC		 95912008-12-23 Cary Coutant <ccoutant@google.com>
9592
9593 * plugin.cc (is_visible_from_outside): New function.
9594 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9595 so we don't return "IR only" status for exported symbols or -r links.
9596
9597 * testsuite/Makefile.am (plugin_test_3): New test case.
9598 * testsuite/Makefile.in: Regenerate.
9599 * testsuite/plugin_test_3.sh: New file.
9600
5995b570
CC		 96012008-12-22 Cary Coutant <ccoutant@google.com>
9602
9603 * object.cc (Sized_relobj::layout_section): New function.
9604 (Sized_relobj::do_layout): Defer layout of input sections until after
9605 plugin has provided replacement files.
9606 (Sized_relobj::do_layout_deferred_sections): New function.
9607 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9608 (Relobj::layout_deferred_sections): New function.
9609 (Relobj::do_layout_deferred_sections): New function.
9610 (Sized_relobj::do_layout_deferred_sections): New function.
9611 (Sized_relobj::layout_section): New function.
9612 (Sized_relobj::Deferred_layout): New structure.
9613 (Sized_relobj::deferred_layout_): New field.
9614 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9615 Change all callers. Layout deferred sections.
9616 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9617 references.
9618 (Plugin_hook::run): Move code from do_plugin_hook inline.
9619 (Plugin_hook::do_plugin_hook): Remove.
9620 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9621 (Plugin_manager::finish): Renamed, was cleanup.
9622 (Plugin_manager::should_defer_layout): New function.
9623 (Plugin_manager::add_deferred_layout_object): New function.
9624 (Plugin_manager::Deferred_layout_list): New type.
9625 (Plugin_manager::deferred_layout_objects_): New field.
9626 (Plugin_hook::do_plugin_hook): Remove.
9627
ee769c88
ILT		 96282008-12-17 Ian Lance Taylor <iant@google.com>
9629
9630 * options.h (class General_options): Add --no case for
9631 --export-dynamic.
9632
abc8dcba
CC		 96332008-12-16 Cary Coutant <ccoutant@google.com>
9634
9635 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9636 vector.
9637 (Plugin_manager::claim_file): Create plugin object even if
9638 plugin did not call the add_symbols callback.
9639 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9640 asking for more symbols than were added.
9641 * testsuite/Makefile.am (plugin_test_1): Add test case with
9642 no global symbols.
9643 (empty.syms): New target.
9644 * testsuite/Makefile.in: Regenerate.
9645 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9646 message. Don't call add_symbols if no globals.
9647 (all_symbols_read_hook): Don't provide replacement for empty
9648 claimed file.
9649
b0074644
ILT		 96502008-12-12 Ian Lance Taylor <iant@google.com>
9651
68943102
ILT		 9652 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9653 r_type == 0 for a local symbol with r_sym == 0.
9654 (scan_relocatable_relocs): Pass r_sym to
9655 local_non_section_strategy.
9656 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9657 r_sym parameter.
9658
b0074644
ILT		 9659 * configure.ac: Update test for TLS descriptors: they are
9660 supported as of glibc 2.9.
9661 * configure: Rebuild.
9662
c2508178
ILT		 96632008-12-11 Ian Lance Taylor <iant@google.com>
9664
9665 PR 7091
9666 * target-reloc.h (Default_scan_relocatable_relocs): For each
9667 function, map r_type == 0 to RELOC_DISCARD.
9668
2756a258
CC		 96692008-12-10 Cary Coutant <ccoutant@google.com>
9670
9671 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9672 object to override a kept COMDAT group from a plugin object.
9673
bb6f53d3
ILT		 96742008-12-09 Ian Lance Taylor <iant@google.com>
9675
fbc558e1
ILT		 9676 PR 7088
9677 * yyscript.y (file_cmd): Handle INPUT.
9678
bb6f53d3
ILT		 9679 * testsuite/initpri1.c: Change all declarations to be full
9680 prototypes by adding void, to avoid compiler warnings.
9681
4674ecfc
CC		 96822008-12-05 Rafael Avila de Espindola <espindola@google.com>
9683
9684 * options.cc (General_options::parse_plugin_opt): New.
9685 (General_options::add_plugin): The argument now is just the filename.
9686 (General_options::add_plugin_option): New.
9687 * options.h (plugin_opt): New.
9688 (add_plugin): Change argument name.
9689 (add_plugin_option): New.
9690 * plugin.cc (Plugin::load): Don't parse the plugin option.
9691 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9692 (Plugin::add_option): New.
9693 (Plugin::args_): Change type.
9694 (Plugin::filename_): New.
9695 (Plugin_manager::add_plugin_option): New.
9696 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9697 * testsuite/Makefile.in: Regenerate.
9698
fd06b4aa
CC		 96992008-12-05 Cary Coutant <ccoutant@google.com>
9700
9701 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9702 Handle --strip-lto-sections option.
9703 * options.h (strip_lto_sections): New option.
9704
6c52134c
CC		 97052008-12-01 Cary Coutant <ccoutant@google.com>
9706
9707 * plugin.cc (ld_plugin_message): Change format parameter to const.
9708 Fix mismatch between new[] and delete.
9709
a45248e0
CC		 97102008-11-14 Cary Coutant <ccoutant@google.com>
9711
9712 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9713 instead of -1U.
9714
c82fbeee
CS		 97152008-11-05 Craig Silverstein <csilvers@google.com>
9716
9717 * options.cc (General_options::parse_dynamic_list): New function.
9718 * options.h (General_options): New flags dynamic_list,
9719 dynamic_list_data, dynamic_list_cpp_new, and
9720 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9721 (General_options::in_dynamic_list): New function.
9722 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9723 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9724 (Lex::can_continue_name): Likewise.
9725 (yylex): Likewise.
9726 (read_script_file): New parameter script_options.
9727 (read_dynamic_list): New function.
9728 (Script_options::define_dynamic_list): New function.
9729 (dynamic_list_keyword_parsecodes): New variable.
9730 (dynamic_list_keywords): New variable.
9731 * script.h (Script_options::define_dynamic_list): New function
9732 prototype.
9733 (read_dynamic_list): New function prototype.
9734 * symtab.cc (strprefix): New macro.
9735 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9736 dynamic_list_data, dynamic_list_cpp_new, and
9737 dynamic_list_cpp_typeinfo.
9738 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9739 (dynamic_list_expr): New rule.
9740 (dynamic_list_nodes): Likewise.
9741 (dynamic_list_node): Likewise.
9742 * testsuite/Makefile.am (dynamic_list): New test.
9743 * testsuite/Makefile.in: Regenerated.
9744 * testsuite/dynamic_list.t: New file.
9745 * testsuite/dynamic_list.sh: New file.
9746
e0bb29a5
CS		 97472008-11-05 Craig Silverstein <csilvers@google.com>
9748
9749 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9750 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9751 (t11_last): Likewise.
9752 * testsuite/ver_test_6.c (main): Likewise.
9753
4e1e25e0
CC		 97542008-10-07 Cary Coutant <ccoutant@google.com>
9755
9756 * options.c (General_options::finalize): Add check for -static and
9757 -shared.
9758 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9759 is not empty.
9760
92f03fcb
CC		 97612008-10-02 Cary Coutant <ccoutant@google.com>
9762
9763 * plugin.cc (make_sized_plugin_object): Fix conditional
9764 compilation to work when not all targets are enabled.
9765
fbd8a257
CC		 97662008-09-29 Cary Coutant <ccoutant@google.com>
9767
9768 * archive.cc (Archive::get_file_and_offset): Use filename instead
9769 of name to get library path.
9770 (Archive::include_member): Unlock external member of a thin archive.
9771
9772 * testsuite/Makefile.am (TEST_AR): New variable.
9773 (thin_archive_test_1): New test.
9774 (thin_archive_test_2): New test.
81636b3f
CC		 9775 * testsuite/Makefile.in: Regenerate.
9776 * testsuite/thin_archive_main.cc: New file.
9777 * testsuite/thin_archive_test_1.cc: New file.
9778 * testsuite/thin_archive_test_2.cc: New file.
9779 * testsuite/thin_archive_test_3.cc: New file.
9780 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9781
eff45813
CC		 97822008-09-29 Cary Coutant <ccoutant@google.com>
9783
9784 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9785 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9786 instead of -1U.
9787 (Sized_relobj::do_finalize_local_symbols): Likewise.
9788 (Sized_relobj::map_to_kept_section): Likewise.
9789 * object.h (Sized_relobj::invalid_address): New constant.
9790 (Sized_relobj::do_output_section_offset): Check for invalid_address
9791 and return -1ULL.
9792 * output.cc (Output_reloc::local_section_offset): Use constant
9793 invalid_address instead of -1U.
9794 (Output_reloc::get_address): Likewise.
9795 (Output_section::output_address): Change -1U to -1ULL.
9796 * output.h (Output_reloc::invalid_address): New constant.
9797 * reloc.cc (Sized_relobj::write_sections): Use constant
9798 invalid_address instead of -1U.
9799 (Sized_relobj::relocate_sections): Likewise.
9800 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9801 values for merge sections.
9802 * target-reloc.h (relocate_for_relocatable): Use constant
9803 invalid_address instead of -1U.
9804
89fc3421
CC		 98052008-09-19 Cary Coutant <ccoutant@google.com>
9806
9807 Add plugin functionality for link-time optimization (LTO).
9808 * configure.ac (plugins): Add --enable-plugins option.
9809 * configure: Regenerate.
9810 * config.in: Regenerate.
9811 * Makefile.am (LIBDL): New variable.
9812 (CCFILES): Add plugin.cc.
9813 (HFILES): Add plugin.h.
9814 (ldadd_var): Add LIBDL.
9815 * Makefile.in: Regenerate.
9816
9817 * archive.cc: Include "plugin.h".
9818 (Archive::setup): Don't preread archive symbols when using a plugin.
9819 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9820 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9821 files.
9822 (Archive::include_member): Add symbols from plugin objects.
9823 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9824 * descriptors.cc (Descriptors::open): Check for file descriptors
9825 abandoned by plugins.
9826 (Descriptors::claim_for_plugin): New function.
9827 * descriptors.h (Descriptors::claim_for_plugin): New function.
9828 (Open_descriptor::is_claimed): New field.
9829 (claim_descriptor_for_plugin): New function.
9830 * fileread.cc (File_read::claim_for_plugin): New function.
9831 * fileread.h (File_read::claim_for_plugin): New function.
9832 (File_read::descriptor): New function.
9833 * gold.cc: Include "plugin.h".
9834 (queue_initial_tasks): Add task to call plugin hooks for generating
9835 new object files.
9836 * main.cc: Include "plugin.h".
9837 (main): Load plugin libraries.
9838 * object.h (Pluginobj): Declare.
9839 (Object::pluginobj): New function.
9840 (Object::do_pluginobj): New function.
9841 (Object::set_target): New function.
9842 * options.cc: Include "plugin.h".
9843 (General_options::parse_plugin): New function.
9844 (General_options::General_options): Initialize plugins_ field.
9845 (General_options::add_plugin): New function.
9846 * options.h (Plugin_manager): Declare.
9847 (General_options): Add --plugin option.
9848 (General_options::has_plugins): New function.
9849 (General_options::plugins): New function.
9850 (General_options::add_plugin): New function.
9851 (General_options::plugins_): New field.
9852 * plugin.cc: New file.
9853 * plugin.h: New file.
9854 * readsyms.cc: Include "plugin.h".
9855 (Read_symbols::do_read_symbols): Check for archive before checking
9856 for ELF file. Call plugin hooks to claim files.
9857 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9858 from a real object file; force override when processing replacement
9859 files.
9860 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9861 (Symbol::init_base_object): Likewise.
9862 (Symbol::init_base_output_data): Likewise.
9863 (Symbol::init_base_output_segment): Likewise.
9864 (Symbol::init_base_constant): Likewise.
9865 (Symbol::init_base_undefined): Likewise.
9866 (Symbol::output_section): Assert that object is not a plugin.
9867 (Symbol_table::add_from_pluginobj): New function.
9868 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9869 undefined.
9870 (Symbol_table::sized_write_globals): Likewise.
9871 (Symbol_table::add_from_pluginobj): Instantiate template.
9872 * symtab.h (Sized_pluginobj): Declare.
9873 (Symbol::in_real_elf): New function.
9874 (Symbol::set_in_real_elf): New function.
9875 (Symbol::in_real_elf_): New field.
9876 (Symbol_table::add_from_pluginobj): New function.
9877
9878 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9879 (LIBDL): New variable.
9880 (LDADD): Add LIBDL.
9881 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9882 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9883 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9884 (MOSTLYCLEANFILES): Likewise.
9885 * testsuite/Makefile.in: Regenerate.
9886 * testsuite/plugin_test.c: New file.
9887 * testsuite/plugin_test_1.sh: New file.
9888 * testsuite/plugin_test_2.sh: New file.
9889
de31bda5
ILT		 98902008-09-16 Ian Lance Taylor <iant@google.com>
9891
9c2d0ef9
ILT		 9892 * target-reloc.h (relocate_section): Check whether a symbol is
9893 defined by the ABI before reporting an undefined symbol error.
9894 * target.h (Target::is_defined_by_abi): Make parameter const.
9895 (Target::do_is_defined_by_abi): Likewise.
9896 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9897 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9898 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9899 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9900 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9901 * testsuite/Makefile.in: Rebuild.
9902
de31bda5
ILT		 9903 * fileread.cc (make_view): Add casts to avoid warning.
9904
9fa33bee
AO		 99052008-09-16 Alexandre Oliva <aoliva@redhat.com>
9906
9907 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9908 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9909
183fd0e3
AO		 99102008-09-16 Alexandre Oliva <aoliva@redhat.com>
9911
9912 * options.h (General_options::output_is_executable): New.
9913 (General_options::output_is_pie): New.
9914 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9915 for shared libraries.
9916 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9917
7be8330a
CD		 99182008-09-11 Chris Demetriou <cgd@google.com>
9919
9920 * options.h (origin): New -z option.
9921 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9922 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9923 in DT_FLAGS_1.
9924
a9caad02
CC		 99252008-09-05 Cary Coutant <ccoutant@google.com>
9926
9927 * fileread.cc (File_read::make_view): Add check for attempt to map
9928 beyond end of file.
9929
ae6dce4d
CC		 99302008-09-05 Cary Coutant <ccoutant@google.com>
9931
9932 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9933 explicit instantiations.
9934
d7ab2a47
KVH		 99352008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9936
9937 PR gold/6858
9938 * options.cc (General_options::finalize): Allow undefined symbols
9939 in shlibs if linking -shared.
9940
9941 PR gold/6859
9942 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9943 symbols as not needing a dynsym entry.
9944
1e52a9c1
CS		 99452008-08-20 Craig Silverstein <csilvers@google.com>
9946
9947 * fileread.cc (File_read::open): Do not lock the file unless it
9948 was successfully opened.
9949
d85c80a3
CC		 99502008-08-14 Cary Coutant <ccoutant@google.com>
9951
9952 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9953 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9954 * testsuite/tls_test.cc (struct int128): 128-bit struct
9955 for testing TLS relocs with non-zero addend.
9956 (v12): New TLS variable.
9957 (t12): New test.
9958 (t_last): Add check for v12.
9959 * testsuite/tls_test.h (t12): New function.
9960 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9961
2d924fd9
ILT		 99622008-08-13 Ian Lance Taylor <iant@google.com>
9963
9964 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9965 set tls_segment_ or relro_segment_.
9966 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9967 when appropriate.
9968 * output.h (Output_section::clear_is_relro): New function.
9969 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9970 sections specially even when output_data_ is empty.
9971 (Output_segment::maximum_alignment): When first section is relro,
9972 only force alignment for PT_LOAD segments.
9973 * script.cc (script_data_segment_align): New function.
9974 (script_data_segment_relro_end): New function.
9975 * script-c.h (script_data_segment_align): Declare.
9976 (script_data_segment_relro_end): Declare.
9977 * script-sections.h (class Script_sections): Declare
9978 data_segment_align and data_segment_relro_end. Add fields
9979 segment_align_index_ and saw_relro_end_.
9980 * script-sections.cc (class Sections_element): Add set_is_relro
9981 virtual function. Add new bool* parameter to place_orphan_here.
9982 Add get_output_section virtual function.
9983 (class Output_section_definition): Add set_is_relro. Add new
9984 bool* parameter to place_orphan_here. Add get_output_section.
9985 Add is_relro_ field.
9986 (Output_section_definition::Output_section_definition): Initialize
9987 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9988 and is_relro_ fields.
9989 (Output_section_definition::place_orphan_here): Add is_relro
9990 parameter.
9991 (Output_section_definition::set_section_addresses): Set relro for
9992 output section.
9993 (Output_section_definition::alternate_constraint): Likewise.
9994 (class Orphan_output_section): Add new bool* parameter to
9995 place_orphan_here. Add get_output_section.
9996 (Orphan_output_section::place_orphan_here): Add is_relro
9997 parameter.
9998 (Script_sections::Script_sections): Initialize
9999 data_segment_align_index_ and saw_relro_end_.
10000 (Script_sections::data_segment_align): New function.
10001 (Script_sections::data_segment_relro_end): New function.
10002 (Script_sections::place_orphan): Set or clear is_relro.
10003 (Script_sections::set_section_addresses): Force alignment of first
10004 TLS section.
10005 * yyscript.y (exp): Call script_data_segment_align and
10006 script_data_segment_relro_end.
10007 * testsuite/relro_script_test.t: New file.
10008 * testsuite/relro_test.cc (using_script): Declare.
10009 (t1, t2): Test using_script.
10010 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10011 (relro_script_test_SOURCES): Define.
10012 (relro_script_test_DEPENDENCIES): Define.
10013 (relro_script_test_LDFLAGS): Define.
10014 (relro_script_test_LDADD): Define.
10015 (relro_script_test.so): New target.
10016 * testsuite/Makefile.in: Rebuild.
10017
f827c9a9
CC		 100182008-08-06 Cary Coutant <ccoutant@google.com>
10019
10020 * archive.cc (Archive::total_archives, Archive::total_members)
10021 (Archive::total_members_loaded): New variables.
10022 (Archive::setup): Add parameter. Add option to preread
10023 archive symbols.
10024 (Archive::read_armap): Add counter.
10025 (Archive::get_file_and_offset): New function.
10026 (Archive::get_elf_object_for_member): New function.
10027 (Archive::read_all_symbols): New function.
10028 (Archive::read_symbols): New function.
10029 (Archive::add_symbols): Add counters.
10030 (Archive::include_all_members): Use armap to find members if it's
10031 already built.
10032 (Archive::include_member): Skip reading symbols if already read.
10033 Factored code into Archive::get_file_and_offset and
10034 Archive::get_elf_object_for_member. Changed call to
10035 Mapfile::report_include_archive_member.
10036 (Archive::print_stats): New function.
10037 * archive.h: Declare Object and Read_symbols_data classes.
10038 (Archive::Archive): Add initializers for new members.
10039 (Archive::setup): Add parameter.
10040 (Archive::print_stats): New function.
10041 (Archive::total_archives, Archive::total_members)
10042 (Archive::total_members_loaded): New variables.
10043 (Archive::get_file_and_offset): New function.
10044 (Archive::get_elf_object_for_member): New function.
10045 (Archive::read_all_symbols): New function.
10046 (Archive::read_symbols): New function.
10047 (Archive::Archive_member): New class.
10048 (Archive::members_): New member.
10049 (Archive::num_members_): New member.
10050 * main.cc: Include archive.h.
10051 (main): Call Archive::print_stats.
10052 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10053 archive parameter; member_name is now the fully-decorated name.
10054 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10055 * options.h: (General_options): Add --preread-archive-symbols option.
10056 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10057 Archive::setup.
10058
de4c45bd
ILT		 100592008-08-04 Ian Lance Taylor <iant@google.com>
10060
10061 * symtab.h (Symbol::use_plt_offset): New function.
10062 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10063 * powerpc.cc (Relocate::relocate): Likewise.
10064 * sparc.cc (Relocate::relocate): Likewise.
10065 * x86_64.cc (Relocate::relocate): Likewise.
10066 * testsuite/weak_plt.sh: New test.
10067 * testsuite/weak_plt_main.cc: New test.
10068 * testsuite/weak_plt_shared.cc: New test.
10069 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10070 (check_PROGRAMS): Add weak_plt.
10071 (check_DATA): Add weak_plt_shared.so.
10072 (weak_plt_main_pic.o, weak_plt): New targets.
10073 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10074 * testsuite/Makefile.in: Rebuild.
10075
10076 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10077 gcctestdir/ld.
10078 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10079 * testsuite/Makefile.in: Rebuild.
10080
323ee3f4
AM		 100812008-08-04 Alan Modra <amodra@bigpond.net.au>
10082
10083 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10084 * Makefile.in: Regenerate.
10085 * po/POTFILES.in: Regenerate.
10086
7c07ecec
ILT		 100872008-07-29 Ian Lance Taylor <iant@google.com>
10088
10089 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10090 symbols before other symbols.
10091 * testsuite/script_test_2.cc (test_addr): Declare.
10092 (test_addr_alias): Declare.
10093 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10094 values.
7c07ecec
ILT		 10095 * testsuite/script_test_2.t: Define test_addr_alias and
10096 test_addr.
10097
5778530e
ILT		 100982008-07-24 Ian Lance Taylor <iant@google.com>
10099
2a00e4fb
ILT		 10100 PR 5990
10101 * descriptors.cc: New file.
10102 * descriptors.h: New file.
10103 * gold-threads.h (class Hold_optional_lock): New class.
10104 * fileread.cc: Include "descriptors.h".
10105 (File_read::~File_read): Release descriptor rather than closing
10106 it.
10107 (File_read::open) [file]: Call open_descriptor rather than open.
10108 Set is_descriptor_opened_.
10109 (File_read::open) [memory]: Assert that descriptor is not open.
10110 (File_read::reopen_descriptor): New function.
10111 (File_read::release): Release descriptor.
10112 (File_read::do_read): Make non-const. Reopen descriptor.
10113 (File_read::read): Make non-const.
10114 (File_read::make_view): Reopen descriptor.
10115 (File_read::do_readv): Likewise.
10116 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10117 Update declarations.
10118 * layout.cc: Include "descriptors.h".
10119 (Layout::create_build_id): Use open_descriptor rather than open.
10120 * output.cc: Include "descriptors.h".
10121 (Output_file::open): Use open_descriptor rather than open.
10122 * archive.cc (Archive::const_iterator): Change Archive to be
10123 non-const.
10124 (Archive::begin, Archive::end): Make non-const.
10125 (Archive::count_members): Likewise.
10126 * archive.h (class Archive): Update declarations.
10127 * object.h (Object::read): Make non-const.
10128 * Makefile.am (CCFILES): Add descriptors.cc.
10129 (HFILES): Add descriptors.h.
10130 * Makefile.in: Rebuild.
10131
801647d1
ILT		 10132 PR 6716
10133 * gold.h: Always include <clocale>. Add Solaris workarounds
10134 following code in binutils/sysdep.h.
10135
5edd166e
ILT		 10136 PR 6048
10137 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10138 this->eh_frame_hdr_ is NULL before using it.
10139
c89ad728
ILT		 10140 * dynobj.cc (Versions::Versions): Update comment.
10141
aa86f06b
ILT		 10142 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10143 the base version name.
10144
5778530e
ILT		 10145 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10146 array size plus one.
10147 (Stringpool_template::set_string_offsets): Subtract one from key
10148 before using it as an array index.
10149 (Stringpool_template::get_offset_with_length): Likewise.
10150 (Stringpool_template::write_to_buffer): Likewise.
10151 * stringpool.h (Stringpool_template::get_offset_from_key):
10152 Likewise.
10153
057ead22
ILT		 101542008-07-23 Ian Lance Taylor <iant@google.com>
10155
7f649c59
ILT		 10156 PR 6658
10157 * object.h (Merged_symbol_value::value): Do our best to handle a
10158 negative addend.
10159
057ead22
ILT		 10160 PR 6647
10161 * script.cc (Version_script_info::get_versions): Don't add empty
10162 version tag to return value.
10163 (Version_script_info::get_symbol_version_helper): Change return
10164 type to bool. Add pversion parameter. Change all callers.
10165 (script_register_vers_node): Don't require a non-NULL tag.
10166 * script.h (class Version_script_info): Update declarations.
10167 (Version_script_info::get_symbol_version): Change return type to
10168 bool. Add version parameter. Change all callers.
10169 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10170 handling. Handle an empty version from a version script.
10171 (Symbol_table::define_special_symbol): Likewise.
10172 * testsuite/ver_test_10.script: New file.
10173 * testsuite/ver_test_10.sh: New file.
10174 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10175 (check_DATA): Add ver_test_10.syms.
10176 (ver_test_10.syms, ver_test_10.so): New target.
10177 * testsuite/Makefile.in: Rebuild.
10178
58e54ac2
CD		 101792008-07-23 Simon Baldwin <simonb@google.com>
10180
10181 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10182 to zero for undefined symbols from dynamic libraries.
10183
95d14cd3
ILT		 101842008-07-23 Ian Lance Taylor <iant@google.com>
10185
10186 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10187 Change all callers.
10188 * symtab.h (class Symbol_table): Update declaration.
10189 * testsuite/ver_test_9.cc: New file.
10190 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10191 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10192 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10193 (ver_test_9.so, ver_test_9.o): New targets.
10194 * testsuite/Makefile.in: Rebuild.
10195
92de84a6
ILT		 101962008-07-22 Ian Lance Taylor <iant@google.com>
10197
34810851
ILT		 10198 * options.h (class General_options): Define --check-sections.
10199 * layout.cc (Layout::set_segment_offsets): Handle
10200 --check-sections.
10201
af6156ef
ILT		 10202 * options.h (class General_options): Define -n/--nmagic and
10203 -N/--omagic.
10204 * options.cc (General_options::finalize): For -n/--nmagic or
10205 -N/--omagic, set -static.
10206 * layout.cc (Layout::attach_allocated_section_to_segment): If
10207 -N/--omagic, don't put read-only and read-write sections in
10208 different segments.
10209 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10210 finding a read-only segment.
10211 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10212 don't set the minimum segment alignment to the common page size,
10213 and don't set the file offset to the address modulo the page size.
10214 * script-sections.cc (Script_sections::create_segments): If
10215 -n/--omagic, don't put read-only and read-write sections in
10216 different segments.
10217
92de84a6
ILT		 10218 * cref.cc: New file.
10219 * cref.h: New file.
10220 * options.h (class General_options): Add --print-symbol-counts.
10221 * main.cc (main): Issue defined symbol report if requested.
10222 * archive.cc (Archive::interpret_header): Make into a const member
10223 function.
10224 (Archive::add_symbols): Call Input_objects::archive_start and
10225 archive_stop.
10226 (Archive::const_iterator): Define new class.
10227 (Archive::begin, Archive::end): New functions.
10228 (Archive::include_all_members): Rewrite to use iterator.
10229 (Archive::count_members): New function.
10230 * archive.h (class Archive): Update declarations.
10231 (Archive::filename): New function.
10232 * object.cc: Include "cref.h".
10233 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10234 (Sized_relobj::do_get_global_symbol_counts): New function.
10235 (Input_objects::add_object): Add object to cross-referencer.
10236 (Input_objects::archive_start): New function.
10237 (Input_objects::archive_stop): New function.
10238 (Input_objects::print_symbol_counts): New function.
10239 * object.h: Declare Cref and Archive.
10240 (Object::get_global_symbol_counts): New function.
10241 (Object::do_get_global_symbol_counts): New pure virtual function.
10242 (class Sized_relobj): Add defined_count_ field. Update
10243 declarations.
10244 (class Input_objects): Add cref_ field. Update constructor.
10245 Update declarations.
10246 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10247 defined_count_.
10248 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10249 symbol counts.
10250 (Sized_dynobj::do_get_global_symbol_counts): New function.
10251 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10252 defined_count_. Update declarations. Define Symbols typedef.
10253 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10254 parameter. Change all callers.
10255 (Symbol_table::add_from_dynobj): Add sympointers and defined
10256 parameters. Change all callers.
10257 * symtab.h (class Symbol_table): Update declarations.
10258 * Makefile.am (CCFILES): Add cref.cc.
10259 (HFILES): Add cref.h.
10260 * Makefile.in: Rebuild.
10261
3f7c5e1d
CD		 102622008-07-22 Simon Baldwin <simonb@google.com>
10263
10264 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10265 to zero when writing undefined symbols.
10266
e0b64032
ILT		 102672008-07-22 Ian Lance Taylor <iant@google.com>
10268
10269 * output.cc (Output_section::add_input_section): Don't try to
10270 merge empty merge sections.
10271
096b02cf
CS		 102722008-07-21 Craig Silverstein <csilvers@google.com>
10273
10274 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10275 Include symbol version in error message.
cd536b21 10276
1d1f116d
CD		 102772008-07-20 Chris Demetriou <cgd@google.com>
10278
cd536b21 10279 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10280 (RANDOM_SEED_CFLAGS): New substituted variable.
10281 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10282 * configure: Rebuild.
10283 * Makefile.in: Likewise.
10284 * testsuite/Makefile.in: Likewise.
10285
a18f591e
ILT		 102862008-07-18 Ian Lance Taylor <iant@google.com>
10287
10288 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10289 where we see NAME/NULL and NAME/VERSION as separate symbols.
10290 * testsuite/ver_test_main.cc (main): Call t4.
10291 (t4, t4_2a): Define.
10292 * testsuite/ver_test_2.cc (t4_2): Define.
10293 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10294 * testsuite/ver_test_4.cc (t4_2a): Define.
10295 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10296 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10297
c6e3f6ed
ILT		 102982008-07-17 Ian Lance Taylor <iant@google.com>
10299
10300 * dynobj.cc (Versions::add_def): If we give an error about a
10301 missing version, go ahead and create the version anyhow.
10302
ef9beddf
ILT		 103032008-07-10 Ian Lance Taylor <iant@google.com>
10304
10305 Handle output sections with more than 0x7fffffff bytes.
10306 * object.h (class Relobj): Change map_to_output_ to
10307 output_sections_, and just keep a section pointer. Change all
10308 uses. Move comdat group support to Sized_relobj.
10309 (Relobj::is_section_specially_mapped): Remove.
10310 (Relobj::output_section): Remove poff parameter. Change all
10311 callers.
10312 (Relobj::output_section_offset): New function.
10313 (Relobj::set_section_offset): Rewrite.
10314 (Relobj::map_to_output): Remove.
10315 (Relobj::output_sections): New function.
10316 (Relobj::do_output_section_offset): New pure virtual function.
10317 (Relobj::do_set_section_offset): Likewise.
10318 (class Sized_relobj): Add section_offsets_ field. Add comdat
10319 group support from Relobj. Update declarations.
10320 (Sized_relobj::get_output_section_offset): New function.
10321 (Sized_relobj::do_output_section_offset): New function.
10322 (Sized_relobj::do_set_section_offset): New function.
10323 * object.cc (Relobj::output_section_address): Remove.
10324 (Sized_relobj::Sized_relobj): Initialize new fields.
10325 (Sized_relobj::include_section_group): Cast find_kept_object to
10326 Sized_relobj.
10327 (Sized_relobj::include_linkonce_section): Likewise.
10328 (Sized_relobj::do_layout): Use separate arrays for output section
10329 and output offset.
10330 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10331 output_sections.
10332 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10333 output_sections and section_offsets.
10334 (Sized_relobj::write_local_symbols): Likewise.
10335 (map_to_kept_section): Compute output address directly.
10336 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10337 output_sections and section_offsets.
10338 (Sized_relobj::write_sections): Likewise.
10339 (Sized_relobj::relocate_sections): Likewise.
10340 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10341 * output.h (class Output_reloc): Update declarations. Change
10342 u2_.relobj to Sized_relobj*.
10343 (class Output_data_reloc): Change add functions to use
10344 Sized_relobj*.
10345 * output.cc (Output_reloc::Output_reloc): Change relobj to
10346 Sized_relobj*.
10347 (Output_reloc::local_section_offset): Change return type to
10348 Elf_Addr. Use get_output_section_offset.
10349 (Output_reloc::get_address): Likewise.
10350 (Output_section::is_input_address_mapped): Don't call
10351 is_section_specially_mapped.
10352 (Output_section::output_offset): Likewise.
10353 (Output_section::output_address): Likewise.
10354 (Output_section::starting_output_address): Likewise.
10355 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10356 parameter to Sized_relobj*.
10357 (Copy_relocs::need_copy_reloc): Likewise.
10358 (Copy_relocs::save): Likewise.
10359 * copy-relocs.h (class Copy_relocs): Update declarations.
10360 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10361 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10362 * target-reloc.h (relocate_for_relocatable): Change
10363 offset_in_output_section type to Elf_Addr. Change code that uses
10364 it as well.
10365 * layout.cc (Layout::layout): Always set *off.
10366 * mapfile.cc (Mapfile::print_input_section): Use
10367 output_section_offset.
10368 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10369 Sized_relobj*.
10370 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10371 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10372 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10373
5cb66f97
ILT		 103742008-07-03 Ian Lance Taylor <iant@google.com>
10375
10376 * layout.cc (Layout::include_section): Do not discard unrecognized
10377 SHT_STRTAB sections.
10378
afe47622
CS		 103792008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10380
10381 * script.cc (Lex::can_continue_name): Make '?' allowable in
10382 version-script names.
10383 * testsuite/version_script.map: Change glob pattern to use '?'
10384
5adf9721
ILT		 103852008-06-30 Manish Singh <yosh@gimp.org>
10386
10387 PR 6585
10388 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10389 Correct typo.
10390
e6fde208
ILT		 103912008-06-30 Ian Lance Taylor <iant@google.com>
10392
10393 PR 6660
10394 PR 6682
10395 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10396 versions]: Don't try to read the value in the contents, since we
10397 don't use it. Use the template endianness when writing.
10398
3f2e6a2d
CC		 103992008-06-25 Cary Coutant <ccoutant@google.com>
10400
10401 * fileread.cc (File_read::make_view): Assert on zero-length view.
10402 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10403 symbol table when there are no symbols to read.
10404
c43d3a48
CS		 104052008-06-23 Craig Silverstein <csilvers@google.com>
10406
10407 * version.cc (version_string): Bump to 1.7
10408
5f494ea0
CS		 104092008-06-18 Craig Silverstein <csilvers@google.com>
10410
10411 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10412 constant 0xFFFF to type Valtype.
10413 (Powerpc_relocate_functions::rel16_ha): Likewise.
10414
c42e122e
ILT		 104152008-06-17 Ian Lance Taylor <iant@google.com>
10416
f34787f8
ILT		 10417 * output.h (Output_section::Input_section): Initialize p2align_ to
10418 zero for Output_section_data constructors.
10419 (Output_section::Input_section::addralign): If not an input
10420 section, return the alignment of the Output_section_data.
10421 * testsuite/copy_test.cc: New file.
10422 * testsuite/copy_test_1.cc: New file.
10423 * testsuite/copy_test_2.cc: New file.
10424 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10425 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10426 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10427 (copy_test_1_pic.o, copy_test_1.so): New targets.
10428 (copy_test_2_pic.o, copy_test_2.so): New targets.
10429 * testsuite/Makefile.in: Rebuild.
10430
c42e122e
ILT		 10431 * script-sections.cc (Script_sections::place_orphan): Initialize
10432 local variable exact.
10433
ce3ac18a
DE		 104342008-06-13 David Edelsohn <edelsohn@gnu.org>
10435
10436 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10437
42cacb20
DE		 104382008-06-12 David Edelsohn <edelsohn@gnu.org>
10439 David S. Miller <davem@davemloft.net>
10440
10441 * powerpc.cc: New file.
10442 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10443 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10444 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10445 * Makefile.in: Rebuild.
10446
7b308235
ILT		 104472008-06-09 Ian Lance Taylor <iant@google.com>
10448
10449 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10450 <exception>.
10451 (throwing, orig_terminate): New static variables.
10452 (terminate_handler): New static function.
10453 (t2): Set terminate handler.
10454
f0b886e3
ILT		 104552008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10456
10457 PR 6584
cd536b21 10458 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10459 alignment.
10460
3e90f135
CC		 104612008-05-30 Cary Coutant <ccoutant@google.com>
10462
10463 * archive.cc (Archive::include_all_members) Correct to step
10464 over symbol table and extended name table in thin archives.
10465
e09ad04a
ILT		 104662008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10467
10468 PR 6407
10469 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10470 calculation.
10471
62b01cb5
ILT		 104722008-05-28 Caleb Howe <cshowe@google.com>
10473
10474 * reduced_debug_output.cc: New file.
10475 * reduced_debug_output.h: New file.
92de84a6 10476 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10477 * options.cc (General_options::finalize): Add strip_debug_non_line
10478 to the strip heirarchy.
10479 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10480 fields.
10481 * layout.cc: Include "reduced_debug_output.h".
10482 (Layout::Layout): Initialize new fields.
10483 (line_only_debug_sections): New static array.
10484 (is_lines_only_debug_sections): New static inline function.
10485 (Layout::include_section): Handle --strip-debug-non-line.
10486 (Layout::make_output_section): If --strip-debug-non-line, build
10487 new output sections for .debug_abbrev and .debug_info.
10488 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10489 gold. Warn about possible overflow.
10490 (read_signed_LEB_128): Likewise.
10491 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10492 (read_signed_LEB_128): Declare.
10493 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10494 (HFILES): Add reduced_debug_output.h.
10495 * Makefile.in: Rebuild.
10496
7d9e3d98
ILT		 104972008-05-21 Ian Lance Taylor <iant@google.com>
10498
10499 * mapfile.cc: New file.
10500 * mapfile.h: New file.
10501 * options.h (class General_options): Add -M/--print-map and -Map.
10502 * options.cc (General_options::finalize): Make -M equivalent to
10503 -Map -.
10504 * main.cc: Include <cstdio> and "mapfile.h".
10505 (main): Open mapfile if requested.
10506 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10507 constructor. Change caller.
10508 (queue_initial_tasks): Add mapfile parameter. Change caller.
10509 (queue_middle_tasks): Likewise.
10510 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10511 declarations.
10512 * archive.cc: Include "mapfile.h".
10513 (Archive::add_symbols): Add mapfile parameter. Change all
10514 callers. Pass mapfile, symbol, and reason to include_member.
10515 (Archive::include_all_members): Add mapfile parameter. Change all
10516 callers.
10517 (Archive::include_member): Add mapfile, sym, and why parameters.
10518 Change all callers. Report inclusion to map file.
10519 * archive.h: Include "fileread.h".
10520 (class Archive): Update declarations.
10521 (Archive::file): New const method.
10522 (class Add_archive_symbols): Add mapfile_ field. Update
10523 constructor. Change all callers.
10524 * readsyms.h (class Read_symbols): Likewise.
10525 (class Finish_group): Likewise.
10526 (class Read_script): Likewise.
10527 * common.cc: Include "mapfile.h".
10528 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10529 all callers.
10530 (Symbol_table::do_allocate_commons): Likewise.
10531 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10532 symbol allocation to mapfile.
10533 * common.h (class Allocate_commons_task): Add mapfile_ field.
10534 Update constructor. Change all callers.
10535 * symtab.h (class Symbol_table): Update declarations.
10536 * layout.cc: Include "mapfile.h".
10537 (Layout_task_runner::run): Print information to mapfile.
10538 (Layout::create_gold_note): Change Output_data_fixed_space to
10539 Output_data_zero_fill.
10540 (Layout::create_build_id): Likewise.
10541 (Layout::print_to_mapfile): New function.
10542 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10543 constructor. Change caller.
10544 (class Layout): Declare print_to_mapfile.
10545 * output.cc (Output_section::Input_section::print_to_mapfile): New
10546 function.
10547 (Output_section::add_input_section): If producing a map, always
10548 add to input_sections_ list.
10549 (Output_section::do_print_to_mapfile): New function.
10550 (Output_segment::print_sections_to_mapfile): New function.
10551 (Output_segment::print_section_list_to_mapfile): New function.
10552 * output.h: Include "mapfile.h".
10553 (Output_data::print_to_mapfile): New function.
10554 (Output_data::do_print_to_mapfile): New virtual function.
10555 (Output_segment_headers::do_print_to_mapfile): New function.
10556 (Output_file_header::do_print_to_mapfile): New function.
10557 (Output_data_const::do_print_to_mapfile): New function.
10558 (class Output_data_const_buffer): Add map_name_ field. Update
10559 constructor. Change all callers. Add do_print_to_mapfile
10560 function.
10561 (class Output_data_fixed_space): Likewise.
10562 (class Output_data_space): Likewise.
10563 (class Output_data_zero_fill): New class.
10564 (Output_data_strtab::do_print_to_mapfile): New function.
10565 (Output_data_reloc_base::do_print_to_mapfile): New function.
10566 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10567 (Output_data_group::do_print_to_mapfile): New function.
10568 (Output_data_got::do_print_to_mapfile): New function.
10569 (Output_data_dynamic::do_print_to_mapfile): New function.
10570 (Output_symtab_xindex::do_print_to_mapfile): New function.
10571 (class Output_section): Declare do_print_to_mapflie. Declare
10572 print_to_mapfile in Input_section.
10573 (class Output_segment): Declare new functions.
10574 * object.h (Sized_relobj::symbol_count): New function.
10575 * script-sections.cc
10576 (Output_section_element_dot_assignment::set_section_addresses):
10577 Change Output_data_fixed_space to Output_data_zero_fill.
10578 (Output_data_expression::do_print_to_mapfile): New function.
10579 * script.cc (read_input_script): Add mapfile parameter. Change
10580 all callers.
10581 * script.h (read_input_script): Update declaration.
10582 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10583 (Eh_frame::do_print_to_mapfile): New function.
10584 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10585 (Output_merge_string::do_print_to_mapfile): New function.
10586 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10587 function.
10588 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10589 function.
10590 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10591 function.
10592 * Makefile.am (CCFILES): Add mapfile.cc.
10593 (HFILES): Add mapfile.h.
10594 * Makefile.in: Rebuild.
10595
9f1d377b
ILT		 105962008-05-19 Ian Lance Taylor <iant@google.com>
10597
10598 * options.h (class General_options): Add -z relro.
10599 * layout.cc (Layout::Layout): Initialize relro_segment_.
10600 (Layout::add_output_section_data): Return the output section.
10601 (Layout::make_output_section): Rcognize relro sections and mark
10602 them appropriately.
10603 (Layout::attach_allocated_section_to_segment): Put relro sections
10604 in a PT_GNU_RELRO segment.
10605 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10606 section as relro.
10607 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10608 PT_TLS segments.
10609 (Layout::linkonce_mapping): Map d.rel.ro.local to
10610 .data.rel.ro.local.
10611 (Layout::output_section_name): Us .data.rel.ro.local for any
10612 section which begins with that.
10613 * layout.h (class Layout): Update add_output_section_data
10614 declaration. Add relro_segment_ field.
10615 * output.cc (Output_section::Output_section): Initialize is_relro_
10616 and is_relro_local_ fields.
10617 (Output_segment::add_output_section): Group relro sections.
10618 (Output_segment::is_first_section_relro): New function.
10619 (Output_segment::maximum_alignment): If there is a relro section,
10620 align the segment to the common page size.
10621 (Output_segment::set_section_addresses): Track whether we are
10622 looking at relro sections. If the last section is a relro
10623 section, align to the common page size.
10624 (Output_segment::set_section_list_addresses): Add in_relro
10625 parameter. Change all callers. Align to the page size when
10626 moving from relro to non-relro section.
10627 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10628 segment.
10629 * output.h (class Output_section): Add is_relro_ and
10630 is_relro_local_ fields.
10631 (Output_section::is_relro): New function.
10632 (Output_section::set_is_relro): New function.
10633 (Output_section::is_relro_local): New function.
10634 (Output_section::set_is_relro_local): New function.
10635 (class Output_segment): Update declarations.
10636 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10637 * sparc.cc (Target_sparc::got_section): Likewise.
10638 * x86_64.cc (Target_x86_64::got_section): Likewise.
10639 * testsuite/relro_test_main.cc: New file.
10640 * testsuite/relro_test.cc: New file.
10641 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10642 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10643 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10644 (relro_test.so, relro_test_pic.o): New targets.
10645 * testsuite/Makefile.in: Rebuild.
10646
a984ee1d
ILT		 106472008-05-16 Ian Lance Taylor <iant@google.com>
10648
01676dcd
ILT		 10649 * output.cc (Output_segment::add_output_section): Remove front
10650 parameter.
10651 * output.h (class Output_segment): Remove
10652 add_initial_output_section and overloaded add_output_section.
10653 Update declaration of remaining add_output_section.
10654 * layout.cc (Layout::create_interp): Call add_output_section
10655 rather than add_initial_output_section.
10656 (Layout::finish_dynamic_section): Likewise.
10657
497897f9
ILT		 10658 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10659 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10660 know the dynamic type.
10661 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10662 field. Initialize it in constructor.
10663 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10664 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10665 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10666 reloc.
10667
a984ee1d
ILT		 10668 * output.cc (Output_reloc::get_address): Change return type to
10669 Elf_Addr.
10670 * output.h (class Output_reloc): Update get_address declaration.
10671 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10672 for section addresses.
10673
55ba0940
ILT		 106742008-05-09 Ian Lance Taylor <iant@google.com>
10675
10676 PR 6493
10677 * gold.cc (gold_nomem): Use return value of write.
10678
75517b77
ILT		 106792008-05-08 Ian Lance Taylor <iant@google.com>
10680
10681 * symtab.c (Symbol::init_base_output_data): Add version
10682 parameter. Change all callers.
10683 (Symbol::init_base_output_segment): Likewise.
10684 (Symbol::init_base_constant): Likewise.
10685 (Symbol::init_base_undefined): Likewise.
10686 (Sized_symbol::init_output_data): Likewise.
10687 (Sized_symbol::init_output_segment): Likewise.
10688 (Sized_symbol::init_constant): Likewise.
10689 (Sized_symbol::init_undefined): Likewise.
10690 (Symbol_table::do_define_in_output_data): If the new symbol has a
10691 version, mark it as the default.
10692 (Symbol_table::do_define_in_output_segment): Likewise.
10693 (Symbol_table::do_define_as_constant): Likewise.
10694 * symtab.h (class Symbol): Update declarations.
10695 (class Sized_symbol): Likewise.
10696 * resolve.cc (Symbol::override_version): New function.
c42e122e 10697 (Symbol::override_base): Call override_version.
75517b77
ILT		 10698 (Symbol::override_base_with_special): Likewise.
10699 * testsuite/ver_script_8.script: New file.
10700 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10701 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10702 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10703 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10704
f1f70eae
ILT		 107052008-05-06 Ian Lance Taylor <iant@google.com>
10706
f3e9c5c5
ILT		 10707 PR 6049
10708 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10709 functions.
10710 (class General_options): Remove existing --undefined, and add
10711 --no-undefined instead. Add new --undefined as synonym for -u.
10712 * archive.cc (Archive::add_symbols): Check whether symbol was
10713 named with -u.
10714 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10715 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10716 all uses. Add IS_UNDEFINED. Update declarations to split
10717 different versions of init_base. Declare init_base_undefined.
10718 (Symbol::is_defined): Handle IS_UNDEFINED.
10719 (Symbol::is_undefined): Likewise.
10720 (Symbol::is_weak_undefined): Call is_undefined.
10721 (Symbol::is_absolute): Handle IS_CONSTANT.
10722 (class Sized_symbol): Update declarations to split different
10723 versions of init. Declare init_undefined.
10724 (class Symbol_table): Declare new functions.
10725 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10726 Change all callers.
10727 (Symbol::init_base_output_data): Likewise.
10728 (Symbol::init_base_output_segment): Likewise.
10729 (Symbol::init_base_constant): Likewise.
10730 (Symbol::init_base_undefined): New function.
10731 (Sized_symbol::init_object): Rename from init. Change all
10732 callers.
10733 (Sized_symbol::init_output_data): Likewise.
10734 (Sized_symbol::init_output_segment): Likewise.
10735 (Sized_symbol::init_constant): Likewise.
10736 (Sized_symbol::init_undefined): New function.
10737 (Symbol_table::add_undefined_symbols_from_command_line): New
10738 function.
10739 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10740 function.
10741 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10742 (Symbol::output_section): Likewise.
10743 (Symbol::set_output_section): Likewise.
10744 (Symbol_table::sized_finalize_symbol): Likewise.
10745 (Symbol_table::sized_write_globals): Likewise.
10746 * resolve.cc (Symbol_table::should_override): Likewise.
10747 (Symbol::override_base_with_special): Likewise.
10748
8bdcdf2c
ILT		 10749 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10750 symbol, change it to have default visibility.
10751 * testsuite/protected_1.cc: New file.
10752 * testsuite/protected_2.cc: New file.
10753 * testsuite/protected_3.cc: New file.
10754 * testsuite/protected_main_1.cc: New file.
10755 * testsuite/protected_main_2.cc: New file.
10756 * testsuite/protected_main_3.cc: New file.
10757 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10758 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10759 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10760 (protected_1.so): New target.
10761 (protected_1_pic.o, protected_2_pic.o): New targets.
10762 (protected_3_pic.o): New target.
10763 (check_PROGRAMS): Add protected_2.
10764 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10765 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10766 * testsuite/Makefile.in: Rebuild.
10767
2b706932
ILT		 10768 * options.h (DEFINE_var): Add set_user_set_##varname__.
10769 (DEFINE_bool_alias): New macro.
10770 (class General_options): Define -Bstatic using DEFINE_bool_alias
10771 rather than DEFINE_special. Add --undefined as an alias for -z
10772 defs.
10773 * options.cc (General_options::parse_Bstatic): Remove.
10774
d82a5bcc
ILT		 10775 * options.h (class General_options): Add --fatal-warnings.
10776 * main.cc (main): Implement --fatal-warnings.
10777 * errors.h (Errors::warning_count): New function.
10778
f1f70eae
ILT		 10779 * options.h (class General_options): Add -Bsymbolic-functions.
10780 * symtab.h (Symbol::is_preemptible): Check for
10781 -Bsymbolic-functions.
10782
8825ac63
ILT		 107832008-05-05 Ian Lance Taylor <iant@google.com>
10784
d98bc257
ILT		 10785 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10786 as noVARNAME rather than no-VARNAME.
10787 (class General_options): Add option -z combreloc.
10788 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10789 get_address.
10790 (Output_reloc::sort_before) [SHT_REL]: New function.
10791 (Output_reloc::sort_before) [SHT_RELA]: New function.
10792 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10793 Sort_relocs_comparison.
10794 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10795 parameter. Change all callers.
10796 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10797 sort_relocs parameter. Change all callers.
10798 * output.cc (Output_reloc::get_address): New function, broken out
10799 of write_rel.
10800 (Output_reloc::write_rel): Call it.
10801 (Output_reloc::compare): New function.
10802 (Output_data_reloc_base::do_write): Optionally sort relocs.
10803
60b2b4e7
ILT		 10804 * configure.ac: If targ_extra_obj is set, link it in.
10805 * configure.tgt: Initialize all variables.
10806 (x86_64*): Set targ_extra_obj and targ_extra_size.
10807 * configure: Rebuild.
10808
8825ac63
ILT		 10809 * object.cc (Sized_relobj::include_section_group): Adjust section
10810 indexes read from group data. Build vector to pass to
10811 layout_group.
10812 * layout.cc (Layout::layout_group): Add flags and shndxes
10813 parameters. Remove contents parameter. Change caller. Update
10814 explicit instantiations.
10815 * layout.h (class Layout): Update layout_group declaration.
10816 * output.cc (Output_data_group::Output_data_group): Add flags and
10817 input_shndxes parameters. Remove contents parameter. Change
10818 caller.
10819 (Output_data_group::do_write): Change input_sections_ to
10820 input_shndxes_.
10821 * output.h (class Output_data_group): Update constructor
10822 declaration. Rename input_sections_ to input_shndxes_.
10823 * testsuite/many_sections_test.cc: Add template.
10824
e94cf127
CC		 108252008-04-30 Cary Coutant <ccoutant@google.com>
10826
4418b2d5
CC		 10827 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10828
e94cf127
CC		 10829 * layout.cc (Layout::include_section): Refactored check for debug
10830 info section.
10831 (Layout::add_comdat): Add new parameters. Change type
10832 of signature parameter. Add object and shndx to signatures table.
10833 (Layout::find_kept_object): New function.
10834 * layout.h: Include <cstring>.
10835 (Layout::is_debug_info_section): New function.
10836 (Layout::add_comdat): Add new parameters.
10837 (Layout::find_kept_object): New function.
10838 (Layout::Kept_section): New struct.
10839 (Layout::Signatures): Change type of map range.
10840 * object.cc (Relobj::output_section_address): New function.
10841 (Sized_relobj::include_section_group): Add new parameters. Change
10842 calls to Layout::add_comdat. Change to build table of kept comdat
10843 groups and table mapping discarded sections to kept sections.
10844 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10845 (Sized_relobj::do_layout): Change calls to include_section_group and
10846 include_linkonce_section.
10847 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10848 value to zero when section is discarded.
10849 (Sized_relobj::map_to_kept_section): New function.
10850 * object.h (Relobj::output_section_address): New function.
10851 (Relobj::Comdat_group): New type.
10852 (Relobj::find_comdat_group): New function.
10853 (Relobj::Comdat_group_table): New type.
10854 (Relobj::Kept_comdat_section): New type.
10855 (Relobj::Kept_comdat_section_table): New type.
10856 (Relobj::add_comdat_group): New function.
10857 (Relobj::set_kept_comdat_section): New function.
10858 (Relobj::get_kept_comdat_section): New function.
10859 (Relobj::comdat_groups_): New field.
10860 (Relobj::kept_comdat_sections_): New field.
10861 (Symbol_value::input_value): Update comment.
10862 (Sized_relobj::map_to_kept_section) New function.
10863 (Sized_relobj::include_linkonce_section): Add new parameter.
10864 * target-reloc.h (Comdat_behavior): New type.
10865 (get_comdat_behavior): New function.
10866 (relocate_section): Add code to map a discarded section to the
10867 corresponding kept section when applying a relocation.
10868
e4e5049b
CS		 108692008-04-30 Craig Silverstein <csilvers@google.com>
10870
10871 * dwarf_reader.cc (next_generation_count): New static var.
10872 (Addr2line_cache_entry): New struct.
10873 (addr2line_cache): New static var.
10874 (Dwarf_line_info::one_addr2line): Added caching.
10875 (Dwarf_line_info::clear_addr2line_cache): New function.
10876 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10877 cache-size parameter.
10878 (Dwarf_line_info::one_addr2line_cache): New function.
10879 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10880 new cache-size argument to one_addr2line(), and clear cache.
10881
d09e9154
CC		 108822008-04-28 Cary Coutant <ccoutant@google.com>
10883
10884 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10885 R_386_PC8 relocations.
10886
7ef73768
ILT		 108872008-04-23 Ian Lance Taylor <iant@google.com>
10888
55438702
ILT		 10889 * object.cc (Sized_relobj::include_section_group): Check for
10890 invalid section group.
10891
c165fb93
ILT		 10892 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10893 header size.
10894
7ef73768
ILT		 10895 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10896 than read for file header.
10897 * archive.cc (Archive::include_member): Likewise.
10898
6194aaab
L		 108992008-04-23 Paolo Bonzini <bonzini@gnu.org>
10900
10901 * aclocal.m4: Regenerate.
10902 * configure: Regenerate.
10903
d491d34e
ILT		 109042008-04-19 Ian Lance Taylor <iant@google.com>
10905
5ea2bac6
ILT		 10906 * version.cc (version_string): Bump to 1.6.
10907
7bc3e21a
ILT		 10908 * testsuite/Makefile.am (many_sections_r_test): New target.
10909 (many_sections_r_test_SOURCES): Remove.
10910 (many_sections_r_test_DEPENDENCIES): Remove.
10911 (many_sections_r_test_LDFLAGS): Remove.
10912 (many_sections_r_test_LDADD): Remove.
10913
7fcd3aa9
ILT		 10914 * object.cc (Sized_relobj::do_add_symbols): Always pass
10915 local_symbol_count_ to add_from_relobj.
10916
4c94d6ae
ILT		 10917 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10918 every thousand variables.
10919 * testsuite/Makefile.in: Rebuild.
10920
d491d34e
ILT		 10921 * object.cc (Xindex::initialize_symtab_xindex): New function.
10922 (Xindex::read_symtab_xindex): New function.
10923 (Xindex::sym_xindex_to_shndx): New function.
10924 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10925 available.
10926 (Sized_relobj::do_initialize_xindex): New function.
10927 (Sized_relobj::do_read_symbols): Adjust section links.
10928 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10929 parameter. Change all callers.
10930 (Sized_relobj::include_section_group): Adjust section links and
10931 symbol section indexes.
10932 (Sized_relobj::do_layout): Adjust section links.
10933 (Sized_relobj::do_count_local_symbols): Adjust section links and
10934 symbol section indexes.
10935 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10936 ordinary and special symbols.
10937 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10938 dynsym_xindex parameters. Change all callers. Adjust section
10939 links. Use SHN_XINDEX when needed.
10940 (Sized_relobj::get_symbol_location_info): Adjust section links.
10941 Don't get fooled by special symbols.
10942 * object.h (class Xindex): Define.
10943 (class Object): Add xindex_ parameter. Declare virtual functoin
10944 do_initialize_xindex.
10945 (Object::adjust_sym_shndx): New function.
10946 (Object::set_xindex): New protected function.
10947 (class Symbol_value): Add is_ordinary_shndx_ field.
10948 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10949 (Symbol_value::value): Assert ordinary section.
10950 (Symbol_value::initialize_input_to_output_map): Likewise.
10951 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10952 Change all callers.
10953 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10954 all callers.
10955 (class Sized_relobj): Update declarations.
10956 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10957 parameter. Change all callers.
10958 (Sized_relobj::adjust_shndx): New function.
10959 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10960 field.
10961 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10962 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10963 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10964 (Sized_dynobj::read_dynsym_section): Adjust section links.
10965 (Sized_dynobj::read_dynamic): Likewise.
10966 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10967 section links.
10968 (Sized_dynobj::do_initialize_xindex): New function.
10969 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10970 do_initialize_xindex.
10971 (Sized_dynobj::adjust_shndx): New function.
10972 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10973 dynsym_xindex_ fields.
10974 (Layout::finalize): Add a call to set_section_indexes before
10975 creating the symtab sections.
10976 (Layout::set_section_indexes): Don't do anything if the section
10977 already has a section index.
10978 (Layout::create_symtab_sections): Add shnum parameter. Change
10979 caller. Create .symtab_shndx section if needed.
10980 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10981 caller.
10982 (Layout::allocated_output_section_count): New function.
10983 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10984 needed.
10985 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10986 fields. Update declarations.
10987 (Layout::symtab_xindex): New function.
10988 (Layout::dynsym_xindex): New function.
10989 (class Write_symbols_task): Add layout_ field.
10990 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10991 Change caller.
10992 * output.cc (Output_section_headers::Output_section_headers): Add
10993 shstrtab_section parameter. Change all callers.
10994 (Output_section_headers::do_sized_write): Store overflow values
10995 for section count and section string table section index in
10996 section header zero.
10997 (Output_file_header::do_sized_write): Check for overflow of
10998 section count and section string table section index.
10999 (Output_symtab_xindex::do_write): New function.
11000 (Output_symtab_xindex::endian_do_write): New function.
11001 * output.h (class Output_section_headers): Add shstrtab_section_.
11002 Update declarations.
11003 (class Output_symtab_xindex): Define.
11004 (Output_section::has_out_shndx): New function.
11005 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11006 field.
11007 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11008 Change all callers.
11009 (Sized_symbol::init): Likewise.
11010 (Symbol::output_section): Check for ordinary symbol.
11011 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11012 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11013 callers.
11014 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11015 Change all callers. Simplify handling of symbols from sections
11016 not included in the link.
11017 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11018 distinction.
11019 (Weak_alias_sorter::operator()): Assert that symbols are
11020 ordinary.
11021 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11022 distinction.
11023 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11024 parameters. Change all callers.
11025 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11026 symbol distinction. Use SHN_XINDEX when needed.
11027 (Symbol_table::write_section_symbol): Add symtab_xindex
11028 parameter. Change all callers.
11029 (Symbol_table::sized_write_section_symbol): Likewise. Use
11030 SHN_XINDEX when needed.
11031 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11032 declarations.
11033 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11034 (Symbol::is_defined): Check is_ordinary.
11035 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11036 (Symbol::is_absolute, Symbol::is_common): Likewise.
11037 (class Sized_symbol): Update declarations.
11038 (class Symbol_table): Update declarations.
11039 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11040 parameters. Change all callers.
11041 (Sized_symbol::override): Likewise.
11042 (Symbol_table::override): Likewise.
11043 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11044 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11045 is_ordinary, and orig_st_shndx parameters. Change all callers.
11046 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11047 to be in an ordinary section.
11048 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11049 object and is_ordinary parameters. Change all callers.
11050 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11051 Change all callers. Don't add undefined or non-ordinary symbols
11052 to reloc_map_.
11053 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11054 Change all callers.
11055 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11056 declarations.
11057 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11058 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11059 (Sized_relobj::relocate_sections): Likewise.
11060 * target-reloc.h (scan_relocs): Adjust section symbol index.
11061 (scan_relocatable_relocs): Likewise.
11062 * i386.cc (Scan::local): Check for ordinary symbols.
11063 * sparc.cc (Scan::local): Likewise.
11064 * x86_64.cc (Scan::local): Likewise.
11065 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11066 to symbol_section_and_value.
11067 * testsuite/many_sections_test.cc: New file.
11068 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11069 (check_PROGRAMS): Add many_sections_test.
11070 (many_sections_test_SOURCES): Define.
11071 (many_sections_test_DEPENDENCIES): Define.
11072 (many_sections_test_LDFLAGS): Define.
11073 (BUILT_SOURCES): Add many_sections_define.h.
11074 (many_sections_define.h): New target.
11075 (BUILT_SOURCES): Add many_sections_check.h.
11076 (many_sections_check.h): New target.
11077 (check_PROGRAMS): Add many_sections_r_test.
11078 (many_sections_r_test_SOURCES): Define.
11079 (many_sections_r_test_DEPENDENCIES): Define.
11080 (many_sections_r_test_LDFLAGS): Define.
11081 (many_sections_r_test_LDADD): Define.
11082 (many_sections_r_test.o): New target.
11083 * testsuite/Makefile.in: Rebuild.
11084
c5818ff1
CC		 110852008-04-17 Cary Coutant <ccoutant@google.com>
11086
11087 * errors.cc (Errors::info): New function.
11088 (gold_info): New function.
11089 * errors.h (Errors::info): New function.
11090 * gold.h (gold_info): New function.
11091 * object.cc (Input_objects::add_object): Print trace output.
11092 * options.cc (options::parse_set): New function.
11093 (General_options::parse_wrap): Deleted.
11094 (General_options::General_options): Deleted initializer.
11095 * options.h (options::String_set): New typedef.
11096 (options::parse_set): New function.
11097 (DEFINE_set): New macro.
11098 (General_options::wrap): Changed to use DEFINE_set. Changed
11099 callers of any_wrap_symbols and is_wrap_symbol.
11100 (General_options::trace, General_options::trace_symbol):
11101 New options.
11102 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11103 (General_options::wrap_symbols_): Deleted.
11104 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11105
b5be4a7c
DM		 111062008-04-17 David S. Miller <davem@davemloft.net>
11107
11108 * options.cc (General_options::parse_V): New function.
11109 * options.h: Add entries for -V and -Qy.
11110
155a0dd7
ILT		 111112008-04-17 Ian Lance Taylor <iant@google.com>
11112
11113 * common.cc (Symbol_table::allocate_commons): Remove options
11114 parameter. Change caller.
11115 (Symbol_table::do_allocate_commons): Remove options parameter.
11116 Change caller. Just call do_allocate_commons_list twice.
11117 (Symbol_table::do_allocate_commons_list): New function, broken out
11118 of do_allocate_commons.
11119 * common.h (class Allocate_commons_task): Remove options_ field.
11120 Update constructor.
11121 * symtab.cc (Symbol_table::Symbol_table): Initialize
11122 tls_commons_.
11123 (Symbol_table::add_from_object): Put TLS common symbols on
11124 tls_commons_ list.
11125 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11126 which are IN_OUTPUT_DATA.
11127 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11128 allocate_commons and do_allocate_commons declarations. Declare
11129 do_allocate_commons_list.
11130 * gold.cc (queue_middle_tasks): Update creation of
11131 Allocate_commons_task to not pass options.
11132 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11133 (TLS_TEST_C_FLAGS): New variable.
11134 (tls_test_c_pic.o): New target.
11135 (tls_test_shared.so): Link in tls_test_c_pic.o.
11136 (tls_test_c_pic_ie.o): New target.
11137 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11138 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11139 (tls_test_c.o): New target.
11140 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11141 (tls_pic_test_LDADD): Likewise.
11142 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11143 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11144 (tls_test_c_gnu2.o): New target.
11145 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11146 tls_test_c_gnu2.o.
11147 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11148 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11149 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11150 * testsuite/tls_test.cc: Include "config.h".
11151 (t_last): Call t11_last.
11152 * testsuite/tls_test.h (t11, t11_last): Declare.
11153 * testsuite/tls_test_c.c: New file.
11154 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11155 * configure.ac: Check for OpenMP support.
11156 * configure, config.in, Makefile.in: Rebuild.
11157 * testsuite/Makefile.in: Rebuild.
11158
edfbb029
CC		 111592008-04-16 Cary Coutant <ccoutant@google.com>
11160
11161 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11162 (Target_i386::tls_base_symbol_defined_): New field.
11163 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11164 (Target_i386::Scan::global): Likewise.
11165 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11166 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11167 (Target_x86_64::tls_base_symbol_defined_): New field.
11168 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11169 (Target_x86_64::Scan::global): Likewise.
11170
f3c69fca
CC		 111712008-04-16 Cary Coutant <ccoutant@google.com>
11172
11173 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11174 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11175 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11176 building shared libraries.
11177 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11178 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11179 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11180 * testsuite/Makefile.in: Rebuild.
11181 * testsuite/weak_undef.h: New file.
11182 * testsuite/weak_undef_file1.cc: Add extra test cases.
11183 * testsuite/weak_undef_file2.cc: Likewise.
11184 * testsuite/weak_undef_test.cc: Likewise.
11185
7c414435
DM		 111862008-04-16 David S. Miller <davem@davemloft.net>
11187
32b769e1
DM		 11188 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11189 Add issued_non_pic_error_ field. Declare check_non_pic.
11190 (Target_sparc::Scan::check_non_pic): New function.
11191 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11192 (Target_sparc::Scan::global): Likewise.
11193
11936fb1
DM		 11194 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11195 * configure: Rebuild.
11196
7c414435
DM		 11197 * options.h (DEFINE_enable): New macro.
11198 (new_dtags): New enable option.
11199 (initfirst, interpose, loadfltr, nodefaultlib,
11200 nodelete, nodlopen, nodump): New -z options.
11201 * layout.cc (Layout:finish_dynamic_section): If new
11202 dtags enabled, emit DT_RUNPATH. Also, emit a
11203 DT_FLAGS_1 containing any specified -z flags.
11204
85c7bf8b
ILT		 112052008-04-16 Ian Lance Taylor <iant@google.com>
11206
12c0daef
ILT		 11207 * copy-relocs.cc: New file.
11208 * copy-relocs.h: New file.
11209 * reloc.cc: Remove Copy_relocs code.
11210 * reloc.h: Likewise.
11211 * reloc-types.h (struct Reloc_types) [both versions]: Add
11212 get_reloc_addend_noerror.
11213 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11214 variants of add_global which take an addend which must be zero.
11215 * i386.cc: Include "copy-relocs.h".
11216 (class Target_i386): Change type of copy_relocs_ to variable,
11217 update initializer.
11218 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11219 Change all callers.
11220 (Target_i386::do_finalize_sections): Change handling of
11221 copy_relocs_.
11222 * sparc.cc: Include "copy-relocs.h".
11223 (class Target_sparc): Change type of copy_relocs_ to variable,
11224 update initializer.
11225 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11226 Change all callers.
11227 (Target_sparc::do_finalize_sections): Change handling of
11228 copy_relocs_.
11229 * x86_64.cc: Include "copy-relocs.h".
11230 (class Target_x86_64): Change type of copy_relocs_ to variable,
11231 update initializer.
11232 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11233 class. Change all callers.
11234 (Target_x86_64::do_finalize_sections): Change handling of
11235 copy_relocs_.
11236 * Makefile.am (CCFILES): Add copy-relocs.cc.
11237 (HFILES): Add copy-relocs.h.
11238
4f4995b6
ILT		 11239 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11240
85c7bf8b
ILT		 11241 * testsuite/script_test_4.sh: Permit leading zeroes.
11242
4f2a9edd
ILT		 112432008-04-15 Ian Lance Taylor <iant@google.com>
11244
e6188289
ILT		 11245 * script-sections.cc (Script_sections::create_segments): Use
11246 header_size_adjustment even when there is enough room for the
11247 headers.
11248 * testsuite/script_test_4.sh: New file.
11249 * testsuite/script_test_4.t: New file.
11250 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11251 (check_DATA): Add script_test_4.stdout.
11252 (MOSTLYCLEANFILES): Likewise.
11253 (script_test_4): New target.
11254 (script_test_4.stdout): New target.
11255 * testsuite/Makefile.in: Rebuild.
11256
4f2a9edd
ILT		 11257 * sparc.cc: Add definitions for Output_data_plt_sparc class
11258 constants.
11259
f5314dd5
DM		 112602008-04-14 David S. Miller <davem@davemloft.net>
11261
11262 * sparc.cc: New file.
11263 * Makefile.am (TARGETSOURCES): Add sparc.cc
11264 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11265 * configure.tgt: Document targ_extra_size and
11266 targ_extra_big_endian. Add entries for sparc-* and
11267 sparc64-*.
11268 * configure.ac: Handle targ_extra_size and
11269 targ_extra_big_endian.
11270 * Makefile.in: Rebuild.
11271 * configure: Likewise.
11272 * po/POTFILES.in: Likewise.
11273 * po/gold.pot: Likewise.
11274
154e0e9a
ILT		 112752008-04-14 Ian Lance Taylor <iant@google.com>
11276
11277 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11278 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11279 in the name/type/flags to section mapping. Don't call
11280 allocate_output_section.
11281 (Layout::choose_output_section): Change parameter from adjust_name
11282 to is_input_section. Don't permit input sections after sections
11283 are attached to segments. Don't call allocate_output_section.
11284 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11285 not write_enable_output_section.
11286 (Layout::make_output_section): Don't push to
11287 unattached_section_list_ nor call attach_to_segment. Call
11288 attach_section_to_segment if sections are attached.
11289 (Layout::attach_sections_to_segments): New function.
11290 (Layout::attach_section_to_segment): New function.
11291 (Layout::attach_allocated_section_to_segment): Rename from
11292 attach_to_segment. Remove flags parameter.
11293 (Layout::allocate_output_section): Remove function.
11294 (Layout::write_enable_output_section): Remove function.
11295 * layout.h (class Layout): Update for above changes. Add new
11296 field sections_are_attached_.
11297 * output.h (Output_section::update_flags_for_input_section): New
11298 function.
11299 * output.cc (Output_section::add_input_section): Call
11300 update_flags_for_input_section.
11301 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11302
009a67a2
CC		 113032008-04-11 Cary Coutant <ccoutant@google.com>
11304
11305 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11306 thought unnecessary.
11307 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11308
759b1a24
ILT		 113092008-04-11 Ian Lance Taylor <iant@google.com>
11310
11311 * output.h (class Output_section_data): Remove inline definition
11312 of set_addralign.
11313 * output.cc (Output_section_data::set_addralign): New function.
11314
c2b45e22
CC		 113152008-04-11 Cary Coutant <ccoutant@google.com>
11316
11317 Add support for TLS descriptors for i386 and x86_64.
11318 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11319 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11320 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11321 GOT_TYPE_TLS_DESC.
11322 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11323 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11324 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11325 relocations.
11326 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11327 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11328 Fix problem with initial-exec relocations.
11329 (Target_i386::Relocate::relocate_tls): Likewise.
11330 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11331 relaxation.
11332 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11333 support for section-plus-offset dynamic table entries.
11334 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11335 (Output_data_dynamic::Dynamic_entry): Add support for
11336 section-plus-offset dynamic table entries.
11337 (Output_data_dynamic::Classification): Likewise.
11338 (Output_data_dynamic::classification_): Renamed offset_.
11339 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11340 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11341 (Target_x86_64::make_plt_section): New function.
11342 (Target_x86_64::reserve_tlsdesc_entries): New function.
11343 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11344 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11345 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11346 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11347 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11348 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11349 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11350 add extra PLT entry for TLS descriptors.
11351 (Output_data_plt_x86_64::got_): New field.
11352 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11353 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11354 fields.
11355 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11356 descriptors.
11357 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11358 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11359 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11360 R_386_TLS_DESC_CALL relocations.
11361 (Target_x86_64::Scan::global): Likewise.
11362 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11363 for TLS descriptors.
11364 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11365 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11366 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11367 GD-to-IE relaxation.
11368 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11369 and TLS_DESCRIPTORS.
11370 * Makefile.in: Rebuild.
11371 * configure: Rebuild.
11372 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11373 (tls_test_shared2.so): New target.
11374 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11375 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11376 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11377 (tls_shared_gd_to_ie_test_LDADD): New variable.
11378 (tls_shared_gnu2_gd_to_ie_test): New target.
11379 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11380 New targets.
11381 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11382 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11383 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11384 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11385 (tls_shared_gnu2_test): New target.
11386 (tls_test_gnu2_shared.so): New target.
11387 (tls_shared_gnu2_test_SOURCES): New variable.
11388 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11389 (tls_shared_gnu2_test_LDFLAGS): New variable.
11390 (tls_shared_gnu2_test_LDADD): New variable.
11391 * testsuite/Makefile.in: Rebuild.
11392 * testsuite/Makefile.
11393
83bfb6b7
ILT		 113942008-04-11 Ian Lance Taylor <iant@google.com>
11395
11396 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11397 justsyms.t.
11398 * testsuite/Makefile.in: Rebuild.
11399
11400 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11401 long.
11402 * testsuite/script_test_2.cc (main): Adjust test.
11403
706e1f5e
ILT		 114042008-04-11 David S. Miller <davem@davemloft.net>
11405 Ian Lance Taylor <iant@google.com>
11406
11407 * options.h (General_options): Add entries for '-Y' and
11408 '-relax'.
11409 * options.cc (General_options:finalize): If -Y was used, add those
11410 entries to the library path instead of the default "/lib" and
11411 "/usr/lib".
11412
7c98e6bb
DM		 114132008-04-11 David S. Miller <davem@davemloft.net>
11414
11415 * testsuite/justsyms.t: Start at 0x100.
11416 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11417 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11418 long.
11419 * testsuite/script_test_2.cc: Adjust string and section length
11420 checks.
7c98e6bb 11421
99a37bfd
ILT		 114222008-04-09 Ian Lance Taylor <iant@google.com>
11423
2cefc357
ILT		 11424 PR gold/5996
11425 * script-sections.cc (Sections_element::allocate_to_segment): Add
11426 orphan parameter.
11427 (Output_section_definition::allocate_to_segment): Likewise.
11428 (Orphan_output_section::allocate_to_segment): Likewise.
11429 (Script_sections::attach_sections_using_phdrs_clause): Don't
11430 propagate non-PT_LOAD segments to orphan sections.
11431 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11432 readelf rather than objdump.
11433 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11434 .interp section and PT_INTERP segment are the same size.
11435 * testsuite/Makefile.in: Rebuild.
11436
99a37bfd
ILT		 11437 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11438 aliases for symbols defined in the same object.
11439 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11440 (weak_alias_test_SOURCES): New variable.
11441 (weak_alias_test_DEPENDENCIES): New variable.
11442 (weak_alias_test_LDFLAGS): New variable.
11443 (weak_alias_test_LDADD): New variable.
11444 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11445 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11446 (weak_alias_test_3.o): New target.
11447 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11448 * testsuite/weak_alias_test_main.cc: New file.
11449 * testsuite/weak_alias_test_1.cc: New file.
11450 * testsuite/weak_alias_test_2.cc: New file.
11451 * testsuite/weak_alias_test_3.cc: New file.
11452
780e49c5
ILT		 114532008-04-08 Ian Lance Taylor <iant@google.com>
11454
cdb0b8f5
ILT		 11455 * options.h (class General_options): Add --noinhibit-exec option.
11456 * main.cc (main): Check --noinhibit-exec.
11457
0864d551
ILT		 11458 * options.h (class General_options): Define --wrap as a special
11459 option. Add wrap_symbols_ field.
11460 (General_options::any_wrap_symbols): New function.
11461 (General_options::is_wrap_symbol): New function.
11462 * options.cc (General_options::parse_wrap): New function.
11463 (General_options::General_options): Initialize wrap_symbols_.
11464 * symtab.cc (Symbol_table::wrap_symbol): New function.
11465 (Symbol_table::add_from_object): Handle --wrap.
11466 * symtab.h (class Symbol_table): Declare wrap_symbol.
11467 * target.h (Target::wrap_char): New function.
11468 (Target::Target_info): Add wrap_char field.
11469 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11470 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11471 * testsuite/testfile.cc (Target_test::test_target_info):
11472 Likewise.
11473
789aa6de
ILT		 11474 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11475 there is one.
11476
2c38906f
ILT		 11477 * layout.h (class Layout): Add added_eh_frame_data_ field.
11478 * layout.cc (Layout::Layout): Initialize new field.
11479 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11480 output section until we find a section we merged successfully.
11481 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11482 that the size be non-zero.
11483
780e49c5
ILT		 11484 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11485 qualifier.
11486
7fcd0256
ILT		 114872008-04-08 Craig Silverstein <csilvers@google.com>
11488
11489 * configure.ac: Export new conditional variable HAVE_ZLIB.
11490 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11491 on HAVE_ZLIB.
11492 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11493 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11494
6835af53
ILT		 114952008-04-07 Ian Lance Taylor <iant@google.com>
11496
e24f324c
ILT		 11497 * version.cc (version_string): Set to "1.5".
11498
a036edd8
ILT		 11499 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11500 Add issued_non_pic_error_ field. Declare check_non_pic.
11501 (Target_x86_64::Scan::check_non_pic): New function.
11502 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11503 (Target_x86_64::Scan::global): Likewise.
11504
624f8810
ILT		 11505 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11506 addend parameter. Change caller. Handle merge sections.
11507 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11508 Address to Addend. Don't add in the result of
11509 local_section_offset, pass down the addend and use the returned
11510 value.
11511 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11512 Update declarations of local_section_offset and symbol_value.
11513 * testsuite/two_file_test_1.cc (t18): New function.
11514 * testsuite/two_file_test_2.cc (f18): New function.
11515 * testsuite/two_file_test_main.cc (main): Call t18.
11516 * testsuite/two_file_test.h (t18, f18): Declare.
11517
6835af53
ILT		 11518 * configure.ac: Don't test for objdump, c++filt, or readelf.
11519 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11520 conditionals.
11521 (TEST_READELF): New variable.
11522 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11523 (check_PROGRAMS): Add two_file_strip_test.
11524 (two_file_strip_test): New target.
11525 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11526 (two_file_same_shared_strip_test_SOURCES): New variable.
11527 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11528 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11529 (two_file_same_shared_strip_test_LDADD): New variable.
11530 (two_file_shared_strip.so): New target.
11531 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11532 (ver_test_5.syms, ver_test_7.syms): Likewise.
11533 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11534 (strip_test_3.stdout): Use TEST_OBJDUMP.
11535 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11536
86925eef
CC		 115372008-04-04 Cary Coutant <ccoutant@google.com>
11538
11539 * symtab.h (Symbol::is_weak_undefined): New function.
11540 (Symbol::is_strong_undefined): New function.
11541 (Symbol::is_absolute): New function.
11542 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11543 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11544 absolute symbols.
11545 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11546 (weak_undef_test): New target.
11547 * testsuite/Makefile.in: Rebuild.
11548 * testsuite/weak_undef_file1.cc: New file.
11549 * testsuite/weak_undef_file2.cc: New file.
11550 * testsuite/weak_undef_test.cc: New file.
11551
126f3ece
ILT		 115522008-04-03 Craig Silverstein <csilvers@google.com>
11553
11554 * compressed_output.h (class Output_compressed_section): Use
11555 unsigned buffer.
11556 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11557 add zlib header.
11558 (zlib_compressed_suffix): Removed.
11559 (Output_compressed_section::set_final_data_size): Use unsigned
11560 buffers.
11561 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11562 Fix linker invocation.
11563 (flagstest_o_specialfile_and_compress_debug_sections):
11564 Likewise.
11565 * testsuite/Makefile.in: Regenerated.
11566
deae2a14
DM		 115672008-04-02 David S. Miller <davem@davemloft.net>
11568
11569 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11570 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11571
70752818
ILT		 115722008-04-02 Craig Silverstein <csilvers@google.com>
11573
11574 * TODO: New file.
11575
39d0cb0e
ILT		 115762008-04-02 Ian Lance Taylor <iant@google.com>
11577
11578 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11579 parameters. Update for new key type to views_. Change all
11580 callers.
11581 (File_read::read): Adjust for byteshift in returned view.
11582 (File_read::add_view): New function, broken out of
11583 find_and_make_view.
11584 (File_read::make_view): New function, broken out of
11585 find_and_make_view.
11586 (File_read::find_or_make_view): Add offset and aligned
11587 parameters. Rewrite accordingly. Change all callers.
11588 (File_read::get_view): Add offset and aligned parameters. Adjust
11589 for byteshift in return value.
11590 (File_read::get_lasting_view): Likewise.
11591 * fileread.h (class File_read): Update declarations.
11592 (class File_read::View): Add byteshift_ field. Add byteshift to
11593 constructor. Add byteshift method.
11594 * archive.h (Archive::clear_uncached_views): New function.
11595 (Archive::get_view): Add aligned parameter. Change all callers.
11596 * object.h (Object::get_view): Add aligned parameter. Change all
11597 callers.
11598 (Object::get_lasting_view): Likewise.
11599
11600 * fileread.cc (File_read::release): Don't call clear_views if
11601 there are multiple objects.
11602 * fileread.h (File_read::clear_uncached_views): New function.
11603 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11604 on the archive.
11605
a1207466
CC		 116062008-03-31 Cary Coutant <ccoutant@google.com>
11607
11608 Add thin archive support.
11609 * archive.cc (Archive::armagt): New const.
11610 (Archive::setup): Remove task parameter and calls to unlock.
11611 (Archive::unlock_nested_archives): New function.
11612 (Archive::read_header): Add nested_off parameter. Change
11613 all callers.
11614 (Archive::interpret_header): Likewise.
11615 (Archive::include_all_members): Change to handle thin
11616 archives.
11617 (Archive::include_member): Likewise.
11618 * archive.h (Archive::Archive): Add new parameters and
11619 initializers.
11620 (Archive::armagt): New const.
11621 (Archive::setup): Remove task parameter.
11622 (Archive::unlock_nested_archives): New function.
11623 (Archive::read_header): Add nested_off parameter.
11624 (Archive::interpret_header): Likewise.
11625 (Archive::Nested_archive_table): New typedef.
11626 (Archive::is_thin_archive_): New field.
11627 (Archive::nested_archives_): New field.
11628 (Archive::options_): New field.
11629 (Archive::dirpath_): New field.
11630 (Archive::task_): New field.
11631 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11632 for thin archives. Pass additional parameters to
11633 Archive::Archive. Unlock the archive file after calling
11634 Archive::setup.
cd536b21 11635
479f6503
ILT		 116362008-03-29 Ian Lance Taylor <iant@google.com>
11637
686c8caf
ILT		 11638 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11639 version symbol to be local.
11640 * testsuite/ver_test_4.sh: New file.
11641 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11642 (check_DATA): Add ver_test_4.syms.
11643 (ver_test_4.syms): New target.
11644 * testsuite/Makefile.in: Rebuild.
11645
ab794b6b
ILT		 11646 * output.cc
11647 (Output_section::Input_section_sort_entry::has_priority): New
11648 function.
11649 (Output_section::Input_section_sort_entry::match_file_name): New
11650 function.
11651 (Output_section::Input_section_sort_entry::match_section_name):
11652 Remove.
11653 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11654 Remove.
11655 (Output_section::Input_section_sort_entry::match_section_file):
11656 Remove.
11657 (Output_section::Input_section_sort_compare::operator()): Rewrite
11658 using new Input_section_sort_entry functions. Sort crtbegin and
11659 crtend first. Sort sections with no priority before sections with
11660 a priority.
11661 * testsuite/initpri1.c (d3): Check j != 4.
11662 (cd5): New constructor/destructor function.
11663 (main): Check j != 2.
11664
479f6503
ILT		 11665 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11666 new symbol when resolving, don't call set_is_default.
11667 * testsuite/ver_test_7.cc: New file.
11668 * testsuite/ver_test_7.sh: New file.
11669 * testsuite/Makefile.am (ver_test_7.so): New target.
11670 (ver_test_7.o): New target.
11671 (check_SCRIPTS): Add ver_test_7.sh.
11672 (check_DATA): Add ver_test_7.syms.
11673 (ver_test_7.syms): New target.
11674
2fd32231
ILT		 116752008-03-28 Ian Lance Taylor <iant@google.com>
11676
11677 * layout.cc (Layout::layout): If we see an input section with a
11678 name that needs sorting, set the must_sort flag for the output
11679 section.
11680 (Layout::make_output_section): If the name of the output section
11681 indicates that it might require sorting, set the may_sort flag.
11682 * output.h (Output_section::may_sort_attached_input_sections): New
11683 function.
11684 (Output_section::set_may_sort_attached_input_sections): New
11685 function.
11686 (Output_section::must_sort_attached_input_sections): New
11687 function.
11688 (Output_section::set_must_sort_attached_input_sections): New
11689 function.
11690 (class Output_section): Declare Input_section_sort_entry. Define
11691 Input_section_sort_compare. Declare
11692 sort_attached_input_sections. Add new fields:
11693 may_sort_attached_input_sections_,
11694 must_sort_attached_input_sections_,
11695 attached_input_sections_are_sorted_.
11696 * output.cc (Output_section::Output_section): Initialize new
11697 fields.
11698 (Output_section::add_input_section): Add an entry to
11699 input_sections_ if may_sort or must_sort are true.
11700 (Output_section::set_final_data_size): Call
11701 sort_attached_input_sections if necessary.
11702 (Output_section::Input_section_sort_entry): Define new class.
11703 (Output_section::Input_section_sort_compare::operator()): New
11704 function.
11705 (Output_section::sort_attached_input_sections): New function.
11706 * configure.ac: Check whether the compiler supports constructor
11707 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11708 * testsuite/initpri1.c: New file.
11709 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11710 CONSTRUCTOR_PRIORITY.
11711 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11712 (initpri1_LDFLAGS): New variable.
11713 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11714
18e6b24e
ILT		 117152008-03-27 Ian Lance Taylor <iant@google.com>
11716
49bdd526
ILT		 11717 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11718 * testsuite/common_test_1.c: New file.
11719 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11720 (common_test_1_SOURCES): New variable.
11721 (common_test_1_DEPENDENCIES): New variable.
11722 (common_test_1_LDFLAGS): New variable.
11723
18e6b24e
ILT		 11724 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11725 and commons_ correctly when NAME/VERSION does not override
11726 NAME/NULL.
11727 * testsuite/ver_test_6.c: New file.
11728 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11729 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11730 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11731
04bf7072
ILT		 117322008-03-26 Ian Lance Taylor <iant@google.com>
11733
5871526f
ILT		 11734 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11735 of an undefined symbol from a version script.
11736 * testsuite/Makefile.am (ver_test_5.so): New target.
11737 (ver_test_5.o): New target.
11738 (check_SCRIPTS): Add ver_test_5.sh.
11739 (check_DATA): Add ver_test_5.syms.
11740 (ver_test_5.syms): New target.
11741 * testsuite/ver_test_5.cc: New file.
11742 * testsuite/ver_test_5.script: New file.
11743 * testsuite/ver_test_5.sh: New file.
11744 * Makefile.in, testsuite/Makefile.in: Rebuild.
11745
04bf7072
ILT		 11746 PR gold/5986
11747 Fix problems building gold with gcc 4.3.0.
11748 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11749 (gold_error_at_location, gold_warning_at_location): Use it.
11750 * configure.ac: Check whether we can compile and use a template
11751 function with a printf attribute.
11752 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11753 when jumping over bytes.
11754 * object.cc: Instantiate Object::read_section_data.
11755 * debug.h: Include <cstring>
11756 * dwarf_reader.cc: Include <algorithm>
11757 * main.cc: Include <cstring>.
11758 * options.cc: Include <cstring>.
11759 * output.cc: Include <cstring>.
11760 * script.cc: Include <cstring>.
11761 * script.h: Include <string>.
11762 * symtab.cc: Include <cstring> and <algorithm>.
11763 * target-select.cc: Include <cstring>.
11764 * version.cc: Include <string>.
11765 * testsuite/testmain.cc: Include <cstdlib>.
11766 * configure, config.in: Rebuild.
11767
874c5b28
ILT		 117682008-03-25 Ian Lance Taylor <iant@google.com>
11769
819d6c3a
ILT		 11770 * options.cc: Include "../bfd/bfdver.h".
11771 (options::help): Print bug reporting address.
11772
f4b2c6f5
ILT		 11773 * version.cc (print_version): Adjust output for current value of
11774 BFD_VERSION_STRING.
11775
11776 * NEWS: New file.
11777
e96caa79
ILT		 11778 * options.cc (options::help): Print list of supported targets.
11779 * target-select.h: Include <vector>.
11780 (class Target_selector): Make machine_, size_, and is_big_endian_
11781 fields const. Add bfd_name_ and instantiated_target_ fields.
11782 (Target_selector::Target_selector): Add bfd_name parameter.
11783 (Target_selector::recognize): Make non-virtual, call
11784 do_recognize.
11785 (Target_selector::recognize_by_name): Make non-virtual, call
11786 do_recognize_by_name.
11787 (Target_selector::supported_names): New function.
11788 (Target_selector::bfd_name): New function.
11789 (Target_selector::do_instantiate_target): New pure virtual
11790 function.
11791 (Target_selector::do_recognize): New virtual function.
11792 (Target_selector::do_recognize_by_name): New virtual function.
11793 (Target_selector::instantiate_target): New private function.
11794 (supported_target_names): Declare.
11795 * target-select.cc (Target_selector::Target_selector): Update for
11796 new parameter and fields.
11797 (select_target_by_name): Check that the name matches before
11798 calling recognize_by_name.
11799 (supported_target_names): New function.
11800 * i386.cc (class Target_selector_i386): Update Target_selector
11801 constructor call. Remove recognize and recognize_by_name. Add
11802 do_instantiate_target.
11803 * x86_64.cc (class Target_selector_x86_64): Likewise.
11804 * testsuite/testfile.cc (class Target_selector_test): Update for
11805 changes to Target_selector.
11806
874c5b28
ILT		 11807 * README: Rewrite, with some notes on unsupported features.
11808
0a65a3a7
CC		 118092008-03-24 Cary Coutant <ccoutant@google.com>
11810
11811 * i386.cc (Target_i386::Got_type): New enum declaration.
11812 (Target_i386::Scan::local): Updated callers of Output_data_got
11813 member functions.
11814 (Target_i386::Scan::global): Likewise.
11815 (Target_i386::Relocate::relocate): Likewise.
11816 (Target_i386::Relocate::relocate_tls): Likewise.
11817 * object.h (Got_offset_list): New class.
11818 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11819 (Sized_relobj::local_got_offset): Likewise.
11820 (Sized_relobj::set_local_got_offset): Likewise.
11821 (Sized_relobj::local_has_tls_got_offset): Removed.
11822 (Sized_relobj::local_tls_got_offset): Removed.
11823 (Sized_relobj::set_local_tls_got_offset): Removed.
11824 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11825 * output.cc (Output_data_got::add_global): Added got_type parameter.
11826 (Output_data_got::add_global_with_rel): Likewise.
11827 (Output_data_got::add_global_with_rela): Likewise.
11828 (Output_data_got::add_global_pair_with_rel): New function.
11829 (Output_data_got::add_global_pair_with_rela): New function.
11830 (Output_data_got::add_local): Added got_type parameter.
11831 (Output_data_got::add_local_with_rel): Likewise.
11832 (Output_data_got::add_local_with_rela): Likewise.
11833 (Output_data_got::add_local_pair_with_rel): New function.
11834 (Output_data_got::add_local_pair_with_rela): New function.
11835 (Output_data_got::add_global_tls): Removed.
11836 (Output_data_got::add_global_tls_with_rel): Removed.
11837 (Output_data_got::add_global_tls_with_rela): Removed.
11838 (Output_data_got::add_local_tls): Removed.
11839 (Output_data_got::add_local_tls_with_rel): Removed.
11840 (Output_data_got::add_local_tls_with_rela): Removed.
11841 * output.h (Output_data_got::add_global): Added got_type parameter.
11842 (Output_data_got::add_global_with_rel): Likewise.
11843 (Output_data_got::add_global_with_rela): Likewise.
11844 (Output_data_got::add_global_pair_with_rel): New function.
11845 (Output_data_got::add_global_pair_with_rela): New function.
11846 (Output_data_got::add_local): Added got_type parameter.
11847 (Output_data_got::add_local_with_rel): Likewise.
11848 (Output_data_got::add_local_with_rela): Likewise.
11849 (Output_data_got::add_local_pair_with_rel): New function.
11850 (Output_data_got::add_local_pair_with_rela): New function.
11851 (Output_data_got::add_global_tls): Removed.
11852 (Output_data_got::add_global_tls_with_rel): Removed.
11853 (Output_data_got::add_global_tls_with_rela): Removed.
11854 (Output_data_got::add_local_tls): Removed.
11855 (Output_data_got::add_local_tls_with_rel): Removed.
11856 (Output_data_got::add_local_tls_with_rela): Removed.
11857 * resolve.cc (Symbol::override_base_with_special): Removed
11858 reference to has_got_offset_ field.
11859 * symtab.cc (Symbol::init_fields): Replaced initialization
11860 of got_offset_ with got_offsets_. Removed initialization
11861 of has_got_offset_
53fcba31 11862 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11863 (Symbol::got_offset): Likewise.
11864 (Symbol::set_got_offset): Likewise.
11865 (Symbol::has_tls_got_offset): Removed.
11866 (Symbol::tls_got_offset): Removed.
11867 (Symbol::set_tls_got_offset): Removed.
11868 (Symbol::got_offset_): Removed.
11869 (Symbol::tls_mod_got_offset_): Removed.
11870 (Symbol::tls_pair_got_offset_): Removed.
11871 (Symbol::got_offsets_): New field.
11872 (Symbol::has_got_offset): Removed.
11873 (Symbol::has_tls_mod_got_offset): Removed.
11874 (Symbol::has_tls_pair_got_offset): Removed.
11875 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11876 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11877 member functions.
11878 (Target_x86_64::Scan::global): Likewise.
11879 (Target_x86_64::Relocate::relocate): Likewise.
11880 (Target_x86_64::Relocate::relocate_tls): Likewise.
11881
bd52eafb
BE		 118822008-03-25 Ben Elliston <bje@au.ibm.com>
11883
11884 * yyscript.y: Fix spelling error in comment.
11885
8b105e34
ILT		 118862008-03-24 Ian Lance Taylor <iant@google.com>
11887
8ed814a9
ILT		 11888 * options.h (class General_options): Define build_id option.
11889 * layout.h (class Layout): Declare write_build_id, create_note,
11890 create_build_id. Add build_id_note_ member.
11891 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11892 "libiberty.h", "md5.h", "sha1.h".
11893 (Layout::Layout): Initialize eh_frame_data_,
11894 eh_frame_hdr_section_, and build_id_note_.
11895 (Layout::finalize): Call create_build_id.
11896 (Layout::create_note): New function, broken out of
11897 Layout::create_gold_note.
11898 (Layout::create_gold_note): Call create_note.
11899 (Layout::create_build_id): New function.
11900 (Layout::write_build_id): New function.
11901 (Close_task_runner::run): Call write_build_id.
11902
8b105e34
ILT		 11903 * x86_64.cc: Correct license to GPLv3.
11904
086a1841
ILT		 119052008-03-23 Ian Lance Taylor <iant@google.com>
11906
11907 * options.cc: Include "demangle.h".
11908 (parse_optional_string): New function.
11909 (parse_long_option): Handle takes_optional_argument.
11910 (parse_short_option): Update dash_z initializer. Handle
11911 takes_optional_argument.
11912 (General_options::General_options): Initialize do_demangle_.
11913 (General_options::finalize): Set do_demangle_. Handle demangling
11914 style.
11915 * options.h (parse_optional_string): Declare.
11916 (struct One_option): Add optional_arg field. Update constructor.
11917 Update call constructor calls. Add takes_optional_argument
11918 function.
11919 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11920 (DEFINE_optional_string): Define.
11921 (General_options::demangle): Change from DEFINE_bool to
11922 DEFINE_optional_string.
11923 (General_options::no_demangle): New function.
11924 (General_options::do_demangle): New function.
11925 (General_options::set_do_demangle): New function.
11926 (General_options::execstack_status_): Move definition to end of
11927 class definition.
11928 (General_options::static_): Likewise.
11929 (General_options::do_demangle_): New field.
11930 * object.cc (big_endian>::get_symbol_location_info): Call
11931 Options::do_demangle, not Options::demangle.
11932 * symtab.cc (demangle): Likewise.
11933
cbb93e63
ILT		 119342008-03-22 Ian Lance Taylor <iant@google.com>
11935
11936 * gold.h: Include <cstddef> and <sys/types.h>
11937 * options.h: Include <cstring>.
11938
ec531623
ILT		 119392008-03-21 Ian Lance Taylor <iant@google.com>
11940
11941 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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