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Add Disp32S to 64bit call.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
9590bf25
CC		 12011-08-01 Cary Coutant <ccoutant@google.com>
2
3 * layout.cc (Layout::set_segment_offsets): Don't realign text
4 segment if -Ttext was specified.
5 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
6 file type.
7 * object.h (Sized_relobj_file::e_type): New function.
8 (Sized_relobj_file::e_type_): New data member.
9 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
10 base address for ET_EXEC files.
11 * target.cc (Target::do_make_elf_object_implementation): Allow
12 ET_EXEC files with --just-symbols option.
13
dcd8d12e
CC		 142011-07-28 Cary Coutant <ccoutant@google.com>
15
16 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
17 Add thread_number parameter.
18 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
19 * workqueue-threads.cc
20 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
21 current thread if its thread number is greater than desired thread
22 count.
23 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
24 Add thread_number parameter.
25 (Workqueue::should_cancel_thread): Likewise.
26 (Workqueue::find_runnable_or_wait): Pass thread_number to
27 should_cancel_thread.
28 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
29 parameter.
30
804eb480
ST		 312011-07-22 Sriraman Tallam <tmsriram@google.com>
32
33 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
34 only after checking if it cannot be forced local.
35 * symtab.h (is_externally_visible): Check if the symbol is not forced
36 local.
37
f1ddb600
ILT		 382011-07-15 Ian Lance Taylor <iant@google.com>
39
40 * options.h (class General_options): Add --print-output-format.
41 Move -EL next to -EB, for better --help output.
42 * target-select.cc: Include <cstdio>, "options.h", and
43 "parameters.h".
44 (Target_selector::do_target_bfd_name): New function.
45 (print_output_format): New function.
46 * target-select.h (class Target_selector): Update declarations.
47 (Target_selector::target_bfd_name): New function.
48 (print_output_format): Declare.
49 * main.cc: Include "target-select.h".
50 (main): Handle --print-output-format.
51 * gold.cc: Include "target-select.h".
52 (queue_initial_tasks): Handle --print-output-format when there are
53 no input files.
54 * parameters.cc (parameters_force_valid_target): Give a better
55 error message if -EB/-EL does not match target.
56 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
57 function.
58
7d172687
ILT		 592011-07-15 Ian Lance Taylor <iant@google.com>
60
61 * i386.cc (class Output_data_plt_i386): Add layout_ field.
62 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
63 (Output_data_plt_i386::do_write): Write address of .dynamic
64 section to first entry in .got.plt section.
65 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
66 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
67 Initialize layout_.
68 (Output_data_plt_x86_64::do_write): Write address of .dynamic
69 section to first entry in .got.plt section.
70 * layout.h (Layout::dynamic_section): New function.
71
e9552f7e
ST		 722011-07-13 Sriraman Tallam <tmsriram@google.com>
73
74 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
75 to claim_file call.
76 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
77 input_section_position_, and input_section_glob_.
78 (read_layout_from_file): Call function section_ordering_specified.
79 * layout.h (is_section_ordering_specified): New function.
80 (section_ordering_specified): New function.
81 (section_ordering_specified_): New boolean member.
82 * main.cc(main): Call load_plugins after layout object is defined.
83 * output.cc (Output_section::add_input_section): Use
84 function section_ordering_specified to check if section ordering is
85 needed.
86 * output.cc (Output_section::add_relaxed_input_section): Use
87 function section_ordering_specified to check if section ordering is
88 needed.
89 (Output_section::update_section_layout): New function.
90 (Output_section::sort_attached_input_sections): Check if input section
91 must be reordered.
92 * output.h (Output_section::update_section_layout): New function.
93 * plugin.cc (get_section_count): New function.
94 (get_section_type): New function.
95 (get_section_name): New function.
96 (get_section_contents): New function.
97 (update_section_order): New function.
98 (allow_section_ordering): New function.
99 (Plugin::load): Add the new interfaces to the transfer vector.
100 (Plugin_manager::load_plugins): New parameter.
101 (Plugin_manager::all_symbols_read): New parameter.
102 (Plugin_manager::claim_file): New parameter. Save the elf object for
103 unclaimed objects.
104 (Plugin_manager::get_elf_object): New function.
105 (Plugin_manager::get_view): Change to directly use the bool to check
106 if get_view is called from claim_file_hook.
107 * plugin.h (input_objects): New function
108 (Plugin__manager::load_plugins): New parameter.
109 (Plugin_manager::claim_file): New parameter.
110 (Plugin_manager::get_elf_object): New function.
111 (Plugin_manager::in_claim_file_handler): New function.
112 (Plugin_manager::in_claim_file_handler_): New member.
113 (layout): New function.
114 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
115 handler with an extra parameter. Make the elf object before calling
116 claim_file handler.
117 * testsuite/plugin_test.c (get_section_count): New function pointer.
118 (get_section_type): New function pointer.
119 (get_section_name): New function pointer.
120 (get_section_contents): New function pointer.
121 (update_section_order): New function pointer.
122 (allow_section_ordering): New function pointer.
123 (onload): Check if the new interfaces exist.
124
9446efde
ILT		 1252011-07-13 Ian Lance Taylor <iant@google.com>
126
127 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
128 relro section.
129 * x86_64.cc (Target_x86_64::got_section): Likewise.
130 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
131 (relro_now_test_SOURCES): New variable.
132 (relro_now_test_DEPENDENCIES): New variable.
133 (relro_now_test_LDFLAGS): New variable.
134 (relro_now_test_LDADD): New variable.
135 (relro_now_test.so): New target.
136 * testsuite/Makefile.in: Rebuild.
137
07aa62f2
ILT		 1382011-07-12 Ian Lance Taylor <iant@google.com>
139
140 PR gold/12980
141 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
142 GLOB_DAT relocation rather than a RELATIVE relocation for a
143 protected symbol when creating a shared library.
144 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
145 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
146 * testsuite/protected_main_1.cc (main): Test that protected
147 function has same address.
148
e2153196
ILT		 1492011-07-11 Ian Lance Taylor <iant@google.com>
150
151 PR gold/12979
152 * options.h (class General_options): Add -Bgroup.
153 * options.cc (General_options::finalize): If -Bgroup is set,
154 default to --unresolved-symbols=report-all.
155 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
156 * target-reloc.h (issue_undefined_symbol_error): Handle
157 --unresolved-symbols=report-all.
158
6daf5215
ILT		 1592011-07-08 Ian Lance Taylor <iant@google.com>
160
161 PR gold/11985
162 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
163 if linker script discards key sections.
164 (Layout::create_dynamic_symtab): Likewise.
165 (Layout::assign_local_dynsym_offsets): Likewise.
166 (Layout::sized_create_version_sections): Likewise.
167 (Layout::create_interp): Likewise.
168 (Layout::finish_dynamic_section): Likewise.
169 (Layout::set_dynamic_symbol_size): Likewise.
170
beabb2c6
ILT		 1712011-07-08 Ian Lance Taylor <iant@google.com>
172
173 PR gold/12386
174 * options.h (class General_options): Add --unresolved-symbols.
175 * target-reloc.h (issue_undefined_symbol_error): Check
176 --unresolved-symbols. Add comments.
177
9c16daf1
ILT		 1782011-07-08 Ian Lance Taylor <iant@google.com>
179
180 * testsuite/odr_violation2.cc (Ordering::operator()): Make
181 expression more complex.
182
191f1a2d
ILT		 1832011-07-08 Ian Lance Taylor <iant@google.com>
184
185 PR gold/11317
186 * target-reloc.h (issue_undefined_symbol_error): New inline
187 function, broken out of relocate_section.
188 (relocate_section): Call issue_undefined_symbol_error.
189 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
190 there is no TLS segment if we are about to issue an undefined
191 symbol error.
192 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
193
62855347
ILT		 1942011-07-08 Ian Lance Taylor <iant@google.com>
195
196 PR gold/12279
197 * resolve.cc (Symbol_table::should_override): Add fromtype
198 parameter. Change all callers. Give error when linking together
199 TLS and non-TLS symbol.
200 (Symbol_table::should_override_with_special): Add fromtype
201 parameter. Change all callers.
202 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
203 there is no TLS segment if we have reported some errors.
204 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
205
67181c72
ILT		 2062011-07-08 Ian Lance Taylor <iant@google.com>
207
208 PR gold/12372
209 * target.h (Target::plt_address_for_global): New function.
210 (Target::plt_address_for_local): New function.
211 (Target::plt_section_for_global): Remove.
212 (Target::plt_section_for_local): Remove.
213 (Target::do_plt_address_for_global): New virtual function.
214 (Target::do_plt_address_for_local): New virtual function.
215 (Target::do_plt_section_for_global): Remove.
216 (Target::do_plt_section_for_local): Remove.
217 (Target::register_global_plt_entry): Add Symbol_table and Layout
218 parameters.
219 * output.cc (Output_data_got::Got_entry::write): Use
220 plt_address_for_global and plt_address_for_local.
221 * layout.cc (Layout::add_target_dynamic_tags): Use size and
222 address of output section.
223 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
224 got_irelative_, and irelative_count_ fields. Update
225 declarations.
226 (Output_data_plt_i386::has_irelative_section): New function.
227 (Output_data_plt_i386::entry_count): Add irelative_count_.
228 (Output_data_plt_i386::set_final_data_size): Likewise.
229 (class Target_i386): Add got_irelative_ and rel_irelative_
230 fields. Update declarations.
231 (Target_i386::Target_i386): Initialize new fields.
232 (Target_i386::do_plt_address_for_global): New function replacing
233 do_plt_section_for_global.
234 (Target_i386::do_plt_address_for_local): New function replacing
235 do_plt_section_for_local.
236 (Target_i386::got_section): Create got_irelative_.
237 (Target_i386::rel_irelative_section): New function.
238 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
239 fields. Don't define __rel_iplt_{start,end}.
240 (Output_data_plt_i386::add_entry): Add symtab and layout
241 parameters. Change all callers. Use different PLT and GOT for
242 IFUNC symbols.
243 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
244 layout parameters. Change all callers. Use different PLT and
245 GOT.
246 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
247 (Output_data_plt_i386::rel_irelative): New function.
248 (Output_data_plt_i386::address_for_global): New function.
249 (Output_data_plt_i386::address_for_local): New function.
250 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
251 IRELATIVE GOT when changing IFUNC GOT entries.
252 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
253 reloc.
254 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
255 if we didn't create an IRELATIVE GOT.
256 (Target_i386::Relocate::relocate): Use plt_address_for_global and
257 plt_address_for_local.
258 (Target_i386::do_dynsym_value): Use plt_address_for_global.
259 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
260 got_irelative_, and irelative_count_ fields. Update
261 declarations.
262 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
263 Initialize new fields. Remove symtab parameter. Change all
264 callers.
265 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
266 irelative_count_.
267 (Output_data_plt_x86_64::has_irelative_section): New function.
268 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
269 (class Target_x86_64): Add got_irelative_ and rel_irelative_
270 fields. Update declarations.
271 (Target_x86_64::Target_x86_64): Initialize new fields.
272 (Target_x86_64::do_plt_address_for_global): New function replacing
273 do_plt_section_for_global.
274 (Target_x86_64::do_plt_address_for_local): New function replacing
275 do_plt_section_for_local.
276 (Target_x86_64::got_section): Create got_irelative_.
277 (Target_x86_64::rela_irelative_section): New function.
278 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
279 all callers. Don't create __rel_iplt_{start,end}.
280 (Output_data_plt_x86_64::add_entry): Add symtab and layout
281 parameters. Change all callers. Use different PLT and GOT for
282 IFUNC symbols.
283 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
284 layout parameters. Change all callers. Use different PLT and
285 GOT.
286 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
287 parameters. Change all callers. Use different PLT and GOT for
288 IFUNC symbols.
289 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
290 (Output_data_plt_x86_64::rela_irelative): New function.
291 (Output_data_plt_x86_64::address_for_global): New function.
292 (Output_data_plt_x86_64::address_for_local): New function.
293 (Output_data_plt_x86_64::set_final_data_size): Likewise.
294 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
295 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
296 (Target_x86_64::register_global_plt_entry): Add symtab and layout
297 parameters.
298 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
299 reloc.
300 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
301 symbols if we didn't create an IRELATIVE GOT.
302 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
303 plt_address_for_local.
304 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
305 * testsuite/ifuncvar1.c: New test file.
306 * testsuite/ifuncvar2.c: New test file.
307 * testsuite/ifuncvar3.c: New test file.
308 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
309 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
310 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
311 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
312 * testsuite/Makefile.in: Rebuild.
313
33c15b45
CC		 3142011-07-07 Cary Coutant <ccoutant@google.com>
315
316 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
317 (two_file_test_1_ndebug.o): Likewise.
318 (two_file_test_1b_ndebug.o): Likewise.
319 (two_file_test_2_ndebug.o): Likewise.
320 (two_file_test_main_ndebug.o): Likewise.
321 (incremental_test_2): Link with no-debug versions.
322
f48b5fb7
CC		 3232011-07-06 Cary Coutant <ccoutant@google.com>
324
325 * gold/incremental.cc
326 (Output_section_incremental_inputs::write_info_blocks): Check for
327 hidden and internal symbols.
328
221597a5
CC		 3292011-07-06 Cary Coutant <ccoutant@google.com>
330
331 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
332 Check disposition for startup file.
333 (Incremental_inputs::report_command_line): Ignore
334 --incremental-startup-unchanged option.
335 * options.cc (General_options::parse_incremental_startup_unchanged):
336 New function.
337 (General_options::General_options): Initialize new data member.
338 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
339 (General_options): Add --incremental-startup-unchanged option.
340 (General_options::incremental_startup_disposition): New function.
341 (General_options::incremental_startup_disposition_): New data member.
342
e24719f6
CC		 3432011-07-06 Cary Coutant <ccoutant@google.com>
344
345 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
346 input file index to Script_info ctor.
347 (Sized_incremental_binary::do_file_has_changed): Find the
348 command-line argument for files named in scripts.
349 * incremental.h (Script_info::Script_info): New ctor
350 with input file index.
351 (Script_info::input_file_index): New function.
352 (Script_info::input_file_index_): New data member.
353 (Incremental_binary::get_library): Add const.
354 (Incremental_binary::get_script_info): Add const.
355 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
356 * testsuite/Makefile.am (incremental_test_5): New test case.
357 (incremental_test_6): New test case.
358 * testsuite/Makefile.in: Regenerate.
359
8f7c81e8
CC		 3602011-07-06 Cary Coutant <ccoutant@google.com>
361
362 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
363 debug output when command lines differ.
364
9fbd3822
CC		 3652011-07-06 Cary Coutant <ccoutant@google.com>
366
367 * incremental.cc (Incremental_inputs::report_command_line): Ignore
368 --incremental-patch option.
369 * layout.cc (Free_list::allocate): Extend allocation beyond original
370 end if enabled.
371 (Layout::make_output_section): Mark sections that should get
372 patch space.
373 * options.cc (parse_percent): New function.
374 * options.h (parse_percent): New function.
375 (DEFINE_percent): New macro.
376 (General_options): Add --incremental-patch option.
377 * output.cc (Output_section::Output_section): Initialize new data
378 members.
379 (Output_section::add_input_section): Print section name when out
380 of patch space.
381 (Output_section::add_output_section_data): Likewise.
382 (Output_section::set_final_data_size): Add patch space when
383 doing --incremental-full.
384 (Output_section::do_reset_address_and_file_offset): Remove patch
385 space.
386 (Output_segment::set_section_list_addresses): Print debug output
387 only if --incremental-update.
388 * output.h (Output_section::set_is_patch_space_allowed): New function.
389 (Output_section::is_patch_space_allowed_): New data member.
390 (Output_section::patch_space_): New data member.
391 * parameters.cc (Parameters::incremental_full): New function.
392 * parameters.h (Parameters::incremental_full): New function
393 * testsuite/Makefile.am (incremental_test_2): Add test for
394 --incremental-patch option.
395 * testsuite/Makefile.in: Regenerate.
396 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
397 (t18): Remove function body.
398
f6cccc2c
DK		 3992011-07-05 Doug Kwan <dougkwan@google.com>
400
401 PR gold/12771
402 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
403 Arm_Address type for relocation result.
404 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
405 overflow check.
406 (Arm_relocate_functions::abs32): Use unaligned access.
407 (Arm_relocate_functions::rel32): Ditto.
408 (Arm_relocate_functions::prel31): Ditto.
409 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
410 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
411 static data relocations.
412 * testsuite/Makefile.in: Regnerate.
413 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
414
28a13fec
ILT		 4152011-07-05 Ian Lance Taylor <iant@google.com>
416
417 PR gold/12392
418 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
419 symbols if necessary.
420 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
421
24d47b34
ILT		 4222011-07-05 Ian Lance Taylor <iant@google.com>
423
424 PR gold/12952
425 * resolve.cc (Symbol::override_base_with_special): Simply override
426 version with special symbol version, ignoring previous version.
427
41f9cbbe
ILT		 4282011-07-05 Ian Lance Taylor <iant@google.com>
429
430 * object.cc (Sized_relobj_file::include_section_group): Add
431 information to comment about signature location.
432
886288f1
ILT		 4332011-07-02 Ian Lance Taylor <iant@google.com>
434
435 PR gold/12957
436 * options.h (class General_options): Add -f and -F.
437 * options.cc (General_options::finalize): Fatal error if -f/-F
438 are used without -shared.
439 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
440
ae3a6d4f
ILT		 4412011-07-02 Ian Lance Taylor <iant@google.com>
442
443 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
444
21131061
ILT		 4452011-07-01 Ian Lance Taylor <iant@google.com>
446
447 PR gold/12525
448 PR gold/12952
449 * resolve.cc (Symbol::override_base_with_special): Don't override
450 the version if the overriding symbol has a different name.
451 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
452 all callers. If we give an error about an undefined version,
453 define the base version if necessary.
454 * dynobj.h (class Versions): Update declaration.
455 * testsuite/weak_alias_test_5.cc: New file.
456 * testsuite/weak_alias_test.script: New file.
457 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
458 and versioned_alias have the right value, and call t2.
459 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
460 weak_alias_test_5.so.
461 (weak_alias_test_LDADD): Likewise.
462 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
463 * testsuite/Makefile.in: Rebuild.
464
611062c0
ILT		 4652011-07-01 Ian Lance Taylor <iant@google.com>
466
467 PR gold/12525
468 * options.h (class General_options): Support -z notext.
469 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
470 -Wl,-z,notext.
471 (two_file_shared_nonpic.so): Likewise.
472 (two_file_shared_mixed.so): Likewise.
473 (two_file_shared_mixed_1.so): Likewise.
474 (weak_undef_lib_nonpic.so): Likewise.
475 (alt/weak_undef_lib_nonpic.so): Likewise.
476 (tls_test_shared_nonpic.so): Likewise.
477 * testsuite/Makefile.in: Rebuild.
478
328c7c2f
ILT		 4792011-07-01 Ian Lance Taylor <iant@google.com>
480
481 PR gold/12525
482 * configure.ac: Test whether static linking works, setting
483 the automake conditional HAVE_STATIC.
484 * testsuite/Makefile.am: Disable tests using -static if
485 HAVE_STATIC is not true.
486 * configure, testsuite/Makefile.in: Rebuild.
487
02d7cd44
ILT		 4882011-07-01 Ian Lance Taylor <iant@google.com>
489
490 PR gold/12525
491 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
492 Assert if we see DW_EH_PE_indirect.
493 * target.h (Target::ehframe_datarel_base): New function.
494 (Target::do_ehframe_datarel_base): New target function.
495 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
496 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
497 function.
498
07a60597
ILT		 4992011-07-01 Ian Lance Taylor <iant@google.com>
500
501 PR gold/12571
502 * options.h (class General_options): Add
503 --ld-generated-unwind-info.
504 * ehframe.cc (Fde::write): Add address parameter. Change all
505 callers. If associated with PLT, fill in address and size.
506 (Cie::set_output_offset): Only add merge mapping if there is an
507 object.
508 (Cie::write): Add address parameter. Change all callers.
509 (Eh_frame::add_ehframe_for_plt): New function.
510 * ehframe.h (class Fde): Update declarations. Move shndx_ and
511 input_offset_ fields into union u_, with new plt field.
512 (Fde::Fde): Adjust for new union field.
513 (Fde::Fde) [Output_data version]: New constructor.
514 (Fde::add_mapping): Only add merge mapping if there is an object.
515 (class Cie): Update declarations.
516 (class Eh_frame): Declare add_ehframe_for_plt.
517 * layout.cc (Layout::layout_eh_frame): Break out code into
518 make_eh_frame_section, and call it.
519 (Layout::make_eh_frame_section): New function.
520 (Layout::add_eh_frame_for_plt): New function.
521 * layout.h (class Layout): Update declarations.
522 * merge.cc (Merge_map::add_mapping): Add assertion.
523 * i386.cc: Include "dwarf.h".
524 (class Output_data_plt_i386): Make first_plt_entry,
525 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
526 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
527 and plt_eh_frame_fde.
528 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
529 boundary. Call add_eh_frame_for_plt if appropriate.
530 * x86_64.cc: Include "dwarf.h".
531 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
532 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
533 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
534 and plt_eh_frame_fde.
535 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
536 appropriate.
537
14788a3f
ILT		 5382011-06-29 Ian Lance Taylor <iant@google.com>
539
540 PR gold/12629
541 * object.cc (Sized_relobj_file::layout_section): Change shdr
542 parameter to be const.
543 (Sized_relobj_file::layout_eh_frame_section): New function, broken
544 out of do_layout.
545 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
546 appropriate. Call layout_eh_frame_section.
547 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
548 sections.
549 * object.h (class Sized_relobj_file): Update declarations.
550
6c21fce1
ILT		 5512011-06-29 Ian Lance Taylor <iant@google.com>
552
37e41b03 553 PR gold/12652
6c21fce1
ILT		 554 * script.cc (Token::integer_value): Accept trailing M/m/K/k
555 modifier.
556 (Lex::gather_token): Accept trailing M/m/K/k for integers.
557
4d5e4e62
ILT		 5582011-06-29 Ian Lance Taylor <iant@google.com>
559
560 PR gold/12675
561 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
562 SHT_X86_64_UNWIND.
563 * layout.cc (Layout::layout_eh_frame): Likewise.
564
886f533a
ILT		 5652011-06-29 Ian Lance Taylor <iant@google.com>
566
567 PR gold/12695
568 * layout.cc (Layout::symtab_section_shndx): New function.
569 * layout.h (class Layout): Declare symtab_section_shndx.
570 * output.cc (Output_section::write_header): Call it.
571
f3ae1b28
ILT		 5722011-06-29 Ian Lance Taylor <iant@google.com>
573
574 PR gold/12818
575 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
576 symbols which are not used in a relocation.
577
aecf301f
ILT		 5782011-06-28 Ian Lance Taylor <iant@google.com>
579
580 PR gold/12898
581 * layout.cc (Layout::segment_precedes): Don't crash if a linker
582 script create indistinguishable segments.
583 (Layout::set_segment_offsets): Use stable_sort when sorting
584 segments. Pass this to Compare_segments constructor.
585 * layout.h (class Layout): Make segment_precedes non-static.
586 (class Compare_segments): Change from struct to class. Add
587 layout_ field. Add constructor.
588 * script-sections.cc
589 (Script_sections::attach_sections_using_phdrs_clause): Rename
590 local orphan to is_orphan. Don't report failure to put empty
591 section in segment. On attachment failure, report name of
592 section, and attach to first PT_LOAD segment.
593
03ef7571
ILT		 5942011-06-28 Ian Lance Taylor <iant@google.com>
595
596 PR gold/12934
597 * target-select.cc (Target_selector::Target_selector): Add
598 emulation parameter. Change all callers.
599 (select_target_by_bfd_name): Rename from select_target_by_name.
600 Change all callers.
601 (select_target_by_emulation): New function.
602 (supported_emulation_names): New function.
603 * target-select.h (class Target_selector): Add emulation_ field.
604 Update declarations.
605 (Target_selector::recognize_by_bfd_name): Rename from
606 recognize_by_name. Change all callers.
607 (Target_selector::supported_bfd_names): Rename from
608 supported_names. Change all callers.
609 (Target_selector::recognize_by_emulation): New function.
610 (Target_selector::supported_emulations): New function.
611 (Target_selector::emulation): New function.
612 (Target_selector::do_recognize_by_bfd_name): Rename from
613 do_recognize_by_name. Change all callers.
614 (Target_selector::do_supported_bfd_names): Rename from
615 do_supported_names. Change all callers.
616 (Target_selector::do_recognize_by_emulation): New function.
617 (Target_selector::do_supported_emulations): New function.
618 (select_target_by_bfd_name): Change name in declaration.
619 (select_target_by_emulation): Declare.
620 (supported_emulation_names): Declare.
621 * parameters.cc (parameters_force_valid_target): Try to find
622 target based on emulation from -m option.
623 * options.h (class General_options): Change doc string for -m.
624 * options.cc (help): Print emulations.
625 (General_options::parse_V): Likewise.
626 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
627 Add emulation parameter. Change all callers.
628
200b2bb9
ILT		 6292011-06-28 Ian Lance Taylor <iant@google.com>
630
631 * target.h (class Target): Add osabi_ field.
632 (Target::osabi): New function.
633 (Target::set_osabi): New function.
634 (Target::Target): Initialize osabi_.
635 (Target::do_adjust_elf_header): Make pure virtual.
636 (Sized_target::do_adjust_elf_header): Declare.
637 * target.cc (Sized_target::do_adjust_elf_header): New function.
638 (class Sized_target): Instantiate all versions.
639 * freebsd.h (class Target_freebsd): Remove.
640 (Target_selector_freebsd::do_recognize): Call set_osabi on
641 Target.
642 (Target_selector_freebsd::do_recognize_by_name): Likewise.
643 (Target_selector_freebsd::set_osabi): Remove.
644 * i386.cc (class Target_i386): Inherit from Sized_target rather
645 than Target_freebsd.
646 * x86_64.cc (class Target_x86_64): Likewise.
647
b3ce541e
ILT		 6482011-06-28 Ian Lance Taylor <iant@google.com>
649
650 * target.h (Target::can_check_for_function_pointers): Rewrite.
651 Make non-virtual.
652 (Target::can_icf_inline_merge_sections): Likewise.
653 (Target::section_may_have_icf_unsafe_poineters): Likewise.
654 (Target::Target_info): Add can_icf_inline_merge_sections field.
655 (Target::do_can_check_for_function_pointers): New virtual
656 function.
657 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
658 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
659 from can_check_for_function_pointers, move in file.
660 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
661 section_may_have_icf_unsafe_poineters, move in file.
662 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
663 * i386.cc (Target_i386::do_can_check_for_function_pointers):
664 Rename from can_check_for_function_pointers, move in file.
665 (Target_i386::can_icf_inline_merge_sections): Remove.
666 (Target_i386::i386_info): Initialize
667 can_icf_inline_merge_sections.
668 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
669 Initialize can_icf_inline_merge_sections.
670 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
671 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
672 Rename from can_check_for_function_pointers, move in file.
673 (Target_x86_64::can_icf_inline_merge_sections): Remove.
674 (Target_x86_64::x86_64_info): Initialize
675 can_icf_inline_merge_sections.
676 * testsuite/testfile.cc (Target_test::test_target_info):
677 Likewise.
678 * icf.cc (get_section_contents): Correct formatting.
679
6d1c4efb
ILT		 6802011-06-27 Ian Lance Taylor <iant@google.com>
681
682 * symtab.cc (Symbol::versioned_name): New function.
683 (Symbol_table::add_to_final_symtab): Use versioned_name when
684 appropriate.
685 (Symbol_table::sized_write_symbol): Likewise.
686 * symtab.h (class Symbol): Declare versioned_name.
687 * stringpool.h (class Stringpool_template): Add variant of add
688 which takes a std::basic_string.
689 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
690 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
691 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
692 (ver_test_12.o): New target.
693 * testsuite/Makefile.in: Rebuild.
694
57eb9b50
DK		 6952011-06-27 Doug Kwan <dougkwan@google.com>
696
697 * arm.cc (Arm_relocate_functions::thm_jump8,
698 Arm_relocate_functions::thm_jump11): Use a wider signed
699 type to compute offset.
700 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
701 arm_thm_jump8.
702 * testsuite/Makefile.in: Regenerate.
703 * testsuite/arm_branch_in_range.sh: Check test results of
704 arm_thm_jump11 and arm_thm_jump8.
705 * testsuite/arm_thm_jump11.s: New test source file.
706 * testsuite/arm_thm_jump11.t: New linker script.
707 * testsuite/arm_thm_jump8.s: New test source file.
708 * testsuite/arm_thm_jump8.t: New linker script.
709
487b39df
ILT		 7102011-06-24 Ian Lance Taylor <iant@google.com>
711
712 * layout.cc: Include "object.h".
713 (ctors_sections_in_init_array): New static variable.
714 (Layout::is_ctors_in_init_array): New function.
715 (Layout::layout): Add entry to ctors_sections_in_init_array if
716 appropriate.
717 * layout.h (class Layout): Declare is_ctors_in_init_array.
718 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
719 is_ctors_reverse_view is set.
720 (Sized_relobj_file::write_sections): Add layout parameter. Change
721 all callers. Set is_ctors_reverse_view field of View_size.
722 (Sized_relobj_file::reverse_words): New function.
723 * object.h (Sized_relobj_file::View_size): Add
724 is_ctors_reverse_view field.
725 (class Sized_relobj_file): Update declarations.
726 * testsuite/initpri3.c: New test.
727 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
728 initpri3b.
729 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
730 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
731 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
732 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
733 * testsuite/Makefile.in: Rebuild.
734
472076e4
CC		 7352011-06-24 Cary Coutant <ccoutant@google.com>
736
737 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
738 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
739 (debug_msg_cdebug.err): New targets.
740 * testsuite/Makefile.in: Regenerate.
741 * testsuite/debug_msg.sh: Check output of link with compressed debug.
742 Fix checks for link with shared library.
743
a60af0db
DK		 7442011-06-24 Doug Kwan <dougkwan@google.com>
745
746 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
747 skip empty text sections.
748 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
749
5393d741
ILT		 7502011-06-22 Ian Lance Taylor <iant@google.com>
751
752 PR gold/12910
753 * options.h (class General_options): Add --ctors-in-init-array.
754 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
755 friends as SHT_PROGBITS for merging sections.
756 (Layout::layout): Remove special handling of .init_array and
757 friends. Don't sort if doing relocatable link. Sort for .ctors
758 and .dtors if ctors_in_init_array.
759 (Layout::make_output_section): Force correct section types for
760 .init_array and friends. Don't sort if doing relocatable link,
761 Don't sort .ctors and .dtors if ctors_in_init_array.
762 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
763 (Layout::output_section_name): Add relobj parameter. Change all
764 callers. Handle .ctors. and .dtors. in code rather than table.
765 Handle .ctors and .dtors if ctors_in_init_array.
766 (Layout::match_file_name): New function, moved from output.cc.
767 * layout.h (class Layout): Update declarations.
768 * output.cc: Include "layout.h".
769 (Input_section_sort_entry::get_priority): New function.
770 (Input_section_sort_entry::match_file_name): Just call
771 Layout::match_file_name.
772 (Output_section::Input_section_sort_init_fini_compare::operator()):
773 Handle .ctors and .dtors. Sort by explicit priority rather than
774 by name.
775 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
776 * testsuite/initpri2.c: New test.
777 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
778 (check_PROGRAMS): Add initpri2.
779 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
780 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
781 * configure, testsuite/Makefile.in: Rebuild.
782
e1f74f98
ILT		 7832011-06-19 Ian Lance Taylor <iant@google.com>
784
785 PR gold/12880
786 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
787 .interp section to a PT_INTERP segment even if we have seen a
788 --dynamic-linker option. Don't do it if we have seen a PHDRS
789 clause in a linker script.
790 (Layout::finalize): Don't create a .interp section if we've
791 already create a PT_INTERP segment.
792 (Layout::create_interp): Always call choose_output_section (revert
793 patch of 2011-06-17). Don't create PT_INTERP segment.
794 * script-sections.cc
795 (Script_sections::create_note_and_tls_segments): Add a .interp
796 section to a PT_INTERP segment even if we have seen a
797 --dynamic-linker option.
798
766f91bb
ILT		 7992011-06-18 Ian Lance Taylor <iant@google.com>
800
801 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
802 merely because a non-PT_LOAD segment has a dynamic reloc.
803
0d212c3a
ILT		 8042011-06-18 Ian Lance Taylor <iant@google.com>
805
806 * layout.cc (Layout::finish_dynamic_section): Don't create
807 DT_FLAGS entry if not needed.
808
911a5072
ILT		 8092011-06-18 Ian Lance Taylor <iant@google.com>
810
811 PR gold/12745
812 * layout.cc (Layout::layout_eh_frame): Correct handling of
813 writable .eh_frame section.
814
534b4e5f
ILT		 8152011-06-17 Ian Lance Taylor <iant@google.com>
816
817 PR gold/12893
818 * resolve.cc (Symbol_table::resolve): Don't give an error if a
819 symbol is redefined with the exact same object and value.
820
10b4f102
ILT		 8212011-06-17 Ian Lance Taylor <iant@google.com>
822
823 PR gold/12880
824 * layout.h (class Layout): Add interp_segment_ field.
825 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
826 (Layout::attach_allocated_section_to_segment): If making shared
827 library, put .interp section in PT_INTERP segment.
828 (Layout::finalize): Also call create_interp if -dynamic-linker
829 option was used.
830 (Layout::create_interp): Assert that there is no PT_INTERP
831 segment. If not using a SECTIONS clause, use make_output_section.
832 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
833 * script-sections.cc
834 (Script_sections::create_note_and_tls_segments): If making shared
835 library, put .interp section in PT_INTERP segment.
836
a29b0dad
ILT		 8372011-06-17 Ian Lance Taylor <iant@google.com>
838
e588ea8d
ILT		 839 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
840 when making a shared library.
841
8422011-06-17 Ian Lance Taylor <iant@google.com>
843
844 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
845 parameter. Change all callers. Don't issue warning about PC32
846 against locally defined symbol.
a29b0dad 847
9d3b0698
ILT		 8482011-06-16 Ian Lance Taylor <iant@google.com>
849
850 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
851 occurs in same object.
852
85b0f90c
AM		 8532011-06-14 Alan Modra <amodra@gmail.com>
854
855 * po/POTFILES.in: Regenerate.
856
a94907d9
ILT		 8572011-06-09 Ian Lance Taylor <iant@google.com>
858
859 * script-sections.cc
860 (Orphan_output_section::set_section_addresses): For a relocatable
861 link set address to 0.
862
4fb3a1c3
CC		 8632011-06-09 Cary Coutant <ccoutant@google.com>
864
865 PR gold/12804
866 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
867 used with --compress-debug-sections.
868 * gold/object.cc (Sized_relobj_file::do_layout): Report
869 uncompressed size of compressed input sections.
870
61220854
CC		 8712011-06-08 Cary Coutant <ccoutant@google.com>
872
873 PR gold/12804
874 * testsuite/two_file_test_2_v1.cc: Change initialization of
875 v2 to keep it in .data.
876
e6455dfb
CC		 8772011-06-07 Cary Coutant <ccoutant@google.com>
878
879 * common.cc (Symbol_table::do_allocate_commons_list): Call
880 gold_fallback.
881 * errors.cc (Errors::fatal): Adjust call to gold_exit.
882 (Errors::fallback): New function.
883 (gold_fallback): New function.
884 * errors.h (Errors::fallback): New function.
885 * gold.cc (gold_exit): Change status parameter to enum; adjust
886 all callers.
887 (queue_initial_tasks): Call gold_fallback.
888 * gold.h: Include cstdlib.
889 (Exit_status): New enum type.
890 (gold_exit): Change status parameter to enum.
891 (gold_fallback): New function.
892 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
893 (Layout::create_symtab_sections): Likewise.
894 (Layout::create_shdrs): Likewise.
895 * main.cc (main): Adjust call to gold_exit.
896 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
897 (Output_data_got::add_got_entry_pair): Likewise.
898 (Output_section::add_input_section): Likewise.
899 (Output_section::add_output_section_data): Likewise.
900 (Output_segment::set_section_list_addresses): Likewise.
901 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
902
fb0e076f
CC		 9032011-06-07 Cary Coutant <ccoutant@google.com>
904
905 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
906 for incremental links.
907 * output.cc (Output_segment::set_section_list_addresses): Remove
908 FIXME and test for TLS or BSS.
909
a5ee4d5d
CC		 9102011-06-07 Cary Coutant <ccoutant@google.com>
911
912 * testsuite/Makefile.am: Add incremental_copy_test,
913 incremental_common_test_1.
914 * testsuite/Makefile.in: Regenerate.
915 * testsuite/common_test_1_v1.c: New source file.
916 * testsuite/common_test_1_v2.c: New source file.
917 * testsuite/copy_test_v1.cc: New source file.
918
5146f448
CC		 9192011-06-07 Cary Coutant <ccoutant@google.com>
920
921 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
922 update, allocate common from bss section's free list.
923 * incremental-dump.cc (dump_incremental_inputs): Print flag for
924 linker-defined symbols.
925 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
926 Skip GOT and PLT entries that are no longer referenced.
927 (Output_section_incremental_inputs::write_info_blocks): Mark
928 linker-defined symbols.
929 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
930 * output.cc (Output_section::allocate): New function.
931 * output.h (Output_section::allocate): New function.
932 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
933 linker-defined symbols.
934 (Symbol::override_base_with_special): Copy is_predefined_ flag.
935 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
936 (Symbol::init_base_output_data): Likewise.
937 (Symbol::init_base_output_segment): Likewise.
938 (Symbol::init_base_constant): Likewise.
939 (Sized_symbol::init_output_data): Likewise.
940 (Sized_symbol::init_output_segment): Likewise.
941 (Sized_symbol::init_constant): Likewise.
942 (Symbol_table::do_define_in_output_data): Likewise.
943 (Symbol_table::do_define_in_output_segment): Likewise.
944 (Symbol_table::do_define_as_constant): Likewise.
945 * symtab.h (Symbol::is_predefined): New function.
946 (Symbol::init_base_output_data): Add is_predefined parameter.
947 (Symbol::init_base_output_segment): Likewise.
948 (Symbol::init_base_constant): Likewise.
949 (Symbol::is_predefined_): New data member.
950 (Sized_symbol::init_output_data): Add is_predefined parameter.
951 (Sized_symbol::init_output_segment): Likewise.
952 (Sized_symbol::init_constant): Likewise.
953 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
954
26d3c67d
CC		 9552011-06-07 Cary Coutant <ccoutant@google.com>
956
957 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
958 instead of emit_copy_reloc.
959 (Copy_relocs::emit_copy_reloc): Refactor.
960 (Copy_relocs::make_copy_reloc): New function.
961 (Copy_relocs::add_copy_reloc): Remove.
962 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
963 section.
964 (Copy_relocs::make_copy_reloc): New function.
965 (Copy_relocs::add_copy_reloc): Remove.
966 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
967 unchanged input files.
968 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
969 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
970 Reserve BSS space for COPY relocations.
971 (Sized_incremental_binary::do_emit_copy_relocs): New function.
972 (Output_section_incremental_inputs::write_info_blocks): Record
973 whether a symbol is copied from a shared object.
974 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
975 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
976 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
977 (Incremental_input_entry_reader::get_output_symbol_index): Add
978 is_copy parameter.
979 (Incremental_binary::emit_copy_relocs): New function.
980 (Incremental_binary::do_emit_copy_relocs): New function.
981 (Sized_incremental_binary::Sized_incremental_binary): Initialize
982 new data member.
983 (Sized_incremental_binary::add_copy_reloc): New function.
984 (Sized_incremental_binary::do_emit_copy_relocs): New function.
985 (Sized_incremental_binary::Copy_reloc): New struct.
986 (Sized_incremental_binary::Copy_relocs): New typedef.
987 (Sized_incremental_binary::copy_relocs_): New data member.
988 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
989 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
990 * target.h (Sized_target::emit_copy_reloc): New function.
991 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
992
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CC		 9932011-06-02 Cary Coutant <ccoutant@google.com>
994
995 PR gold/12163
996 * gold/archive.cc (Archive::Archive): Initialize new data member.
997 (Archive::include_all_members): Return if archive has already been
998 included.
999 * gold/archive.h (Archive::include_all_members_): New data member.
1000
cc643b88
NC		 10012011-06-02 Nick Clifton <nickc@redhat.com>
1002
1003 * dynobj.h: Fix spelling mistake in comment.
1004 * output.cc: Likewise.
1005
f62a3ca7
DK		 10062011-05-31 Doug Kwan <dougkwan@google.com>
1007 Asier Llano
1008
1009 PR gold/12826
cc643b88 1010 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1011 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1012 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1013 redundant arm_exidx_test.so.
1014 * testsuite/Makefile.in: Regenerate.
1015 (check_SCRIPTS): Add pr12826.sh
1016 (check_DATA): Add pr12826.stdout
1017 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1018 * testsuite/pr12826.sh: New file.
1019 * testsuite/pr12826_1.s: Ditto.
1020 * testsuite/pr12826_1.s: Ditto.
1021
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1023
1024 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1025 sections.
1026
c49875be
ILT		 10272011-05-29 Ian Lance Taylor <iant@google.com>
1028
1029 PR gold/12804
1030 * testsuite/Makefile.am: Use different file name for two_file_test
1031 temporary file for each incremental test.
1032 * testsuite/Makefile.in: Rebuild.
1033
69d53f7a
ILT		 10342011-05-29 Ian Lance Taylor <iant@google.com>
1035
1036 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1037 binary input file is empty.
1038
41d0ab5f
ILT		 10392011-05-27 Ian Lance Taylor <iant@google.com>
1040
1041 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1042 (ver_test_9.so): Likewise.
1043 * testsuite/Makefile.in: Rebuild.
1044
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CC		 10452011-05-26 Cary Coutant <ccoutant@google.com>
1046
1047 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1048 * incremental.cc (Incremental_inputs::report_input_section): Fix
1049 comment, indentation.
1050 (Incremental_inputs::report_comdat_group): New function.
1051 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1052 of data for incremental input file entry.
1053 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1054 group count, COMDAT group signatures.
1055 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1056 an unchanged input file.
1057 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1058 Initialize new data member.
1059 (Incremental_object_entry::add_comdat_group): New function.
1060 (Incremental_object_entry::get_comdat_group_count): New function.
1061 (Incremental_object_entry::get_comdat_signature_key): New function.
1062 (Incremental_object_entry::groups_): New data member.
1063 (Incremental_inputs::report_comdat_group): New function.
1064 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1065 data for incremental input file entry.
1066 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1067 (Incremental_input_entry_reader::get_input_section): Adjust size of
1068 data for incremental input file entry.
1069 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1070 (Incremental_input_entry_reader::get_comdat_group_signature): New
1071 function.
1072 * object.cc (Sized_relobj::include_section_group): Report kept
1073 COMDAT groups for incremental links.
1074
1706a06f
ILT		 10752011-05-24 David Meyer <pdox@google.com>
1076
1077 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1078 with name parameter. Add found_name parameter.
1079 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1080 * dirsearch.h (class Dirsearch): Update declaration.
1081
a10ae760
ILT		 10822011-05-24 Ian Lance Taylor <iant@google.com>
1083
1084 * archive.cc (Library_base::should_include_member): Pull in object
1085 from archive if it defines the entry symbol.
1086 * parameters.cc (Parameters::entry): New function.
1087 * parameters.h (class Parameters): Declare entry.
1088 * output.h (class Output_file_header): Remove entry_ field.
1089 * output.cc (Output_file_header::Output_file_header): Remove entry
1090 parameter. Change all callers.
1091 (Output_file_header::entry): Use parameters->entry.
1092 * gold.cc (queue_middle_tasks): Likewise.
1093 * plugin.cc (Plugin_hook::run): Likewise.
1094
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CC		 10952011-05-24 Cary Coutant <ccoutant@google.com>
1096
1097 * gold.cc (queue_initial_tasks): Pass incremental base filename
1098 to Output_file::open_base_file; don't print error message.
1099 * incremental-dump.cc (main): Adjust call to
1100 Output_file::open_for_modification.
1101 * incremental-dump.cc (main): Likewise.
1102 * incremental.cc (Incremental_inputs::report_command_line):
1103 Ignore --incremental-base option when comparing command lines.
1104 Ignore parameter when given as separate argument.
1105 * options.h (class General_options): Add --incremental-base.
1106 * output.cc (Output_file::Output_file):
1107 (Output_file::open_base_file): Add base_name and writable parameters;
1108 read base file into new file; print error message here.
1109 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1110 callers.
1111 * output.h (Output_file::open_for_modification): Rename to...
1112 (Output_file::open_base_file): ...this; add base_name and
1113 writable parameters; adjust all callers.
1114 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1115 callers.
1116 * testsuite/Makefile.am (incremental_test_4): Test
1117 --incremental-base.
1118 * testsuite/Makefile.in: Regenerate.
1119
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CC		 11202011-05-24 Cary Coutant <ccoutant@google.com>
1121
1122 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1123 incremental_test_4.
1124 * testsuite/Makefile.in: Regenerate.
1125 * testsuite/two_file_test_1_v1.cc: New test source file.
1126 * testsuite/two_file_test_1b_v1.cc: New test source file.
1127 * testsuite/two_file_test_2_v1.cc: New test source file.
1128
0f1c85a6
CC		 11292011-05-24 Cary Coutant <ccoutant@google.com>
1130
1131 * dynobj.h (Dynobj::do_dynobj): New function.
1132 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1133 flag and soname for shared objects.
1134 * incremental.cc (Incremental_inputs::report_object): Make
1135 either Incremental_object_entry or Incremental_dynobj_entry; add
1136 soname to string table.
1137 (Incremental_inputs::report_input_section): Add assertion.
1138 (Output_section_incremental_inputs::set_final_data_size): Adjust
1139 type of input file entry for shared libraries; adjust size of
1140 shared library info entry.
1141 (Output_section_incremental_inputs::write_input_files): Write
1142 as_needed flag for shared libraries.
1143 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1144 of input file entry for shared libraries; write soname.
1145 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1146 soname from incremental info.
1147 * incremental.h (enum Incremental_input_flags): Add
1148 INCREMENTAL_INPUT_AS_NEEDED.
1149 (Incremental_input_entry::Incremental_input_entry): Initialize new
1150 data member.
1151 (Incremental_input_entry::set_as_needed): New function.
1152 (Incremental_input_entry::as_needed): New function.
1153 (Incremental_input_entry::do_dynobj_entry): New function.
1154 (Incremental_input_entry::as_needed_): New data member.
1155 (Incremental_object_entry::Incremental_object_entry): Don't check
1156 for shared library.
1157 (Incremental_object_entry::do_type): Likewise.
1158 (class Incremental_dynobj_entry): New class.
1159 (Incremental_input_entry_reader::as_needed): New function.
1160 (Incremental_input_entry_reader::get_soname): New function.
1161 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1162 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1163 size of shared library info entry.
1164 * layout.cc (Layout::finish_dynamic_section): Don't test for
1165 incremental link when adding DT_NEEDED entries.
1166 * object.h (Object::Object): Initialize new data member.
1167 (Object::dynobj): New function.
1168 (Object::set_as_needed): New function.
1169 (Object::as_needed): New function.
1170 (Object::do_dynobj): New function.
1171 (Object::as_needed_): New data member.
1172
6fa2a40b
CC		 11732011-05-24 Cary Coutant <ccoutant@google.com>
1174
1175 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1176 info; adjust display of GOT entries.
1177 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1178 vector of input objects; remove file_status_.
1179 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1180 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1181 got_plt reader; call target hooks to reserve GOT entries.
1182 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1183 of input file info header and GOT info entry.
1184 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1185 relocation info.
1186 (Got_plt_view_info::got_descriptor): Remove.
1187 (Got_plt_view_info::sym_index): New data member.
1188 (Got_plt_view_info::input_index): New data member.
1189 (Local_got_offset_visitor::visit): Write input file index.
1190 (Global_got_offset_visitor::visit): Write 0 for input file index.
1191 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1192 with sym_index and input_index.
1193 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1194 incremental info GOT entry; replace got_descriptor with input_index.
1195 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1196 map from input file index to object.
1197 (Sized_relobj_incr::do_layout): Replace direct data member reference
1198 with accessor function.
1199 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1200 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1201 Adjust size of input file info header.
1202 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1203 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1204 (Incremental_input_entry_reader::get_input_section): Adjust size of
1205 input file info header.
1206 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1207 of incremental info GOT entry.
1208 (Incremental_got_plt_reader::get_got_desc): Remove.
1209 (Incremental_got_plt_reader::get_got_symndx): New function.
1210 (Incremental_got_plt_reader::get_got_input_index): New function.
1211 (Sized_incremental_binary::Sized_incremental_binary): Remove
1212 file_status_; add input_objects_.
1213 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1214 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1215 (Sized_incremental_binary::file_is_unchanged): Remove.
1216 (Sized_incremental_binary::set_input_object): New function.
1217 (Sized_incremental_binary::input_object): New function.
1218 (Sized_incremental_binary::file_status_): Remove.
1219 (Sized_incremental_binary::input_objects_): New data member.
1220 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1221 references.
1222 (Sized_relobj_incr::invalid_address): Move to base class.
1223 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1224 class.
1225 (Sized_relobj_incr::do_output_section_offset): Likewise.
1226 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1227 (Sized_relobj_incr::section_offsets_): Likewise.
1228 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1229 function.
1230 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1231 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1232 with accessor function.
1233 (Sized_relobj_file::do_layout): Likewise.
1234 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1235 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1236 (Sized_relobj_file::compute_final_local_value): Replace refs to
1237 section_offsets_ with accessor function.
1238 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1239 * object.h (Relobj::Relobj): Initialize new data members.
1240 (Relobj::add_dyn_reloc): New function.
1241 (Relobj::first_dyn_reloc): New function.
1242 (Relobj::dyn_reloc_count): New function.
1243 (Relobj::first_dyn_reloc_): New data member.
1244 (Relobj::dyn_reloc_count_): New data member.
1245 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1246 references.
1247 (Sized_relobj::Address): New typedef.
1248 (Sized_relobj::invalid_address): Move here from child class.
1249 (Sized_relobj::Sized_relobj): Initialize new data members.
1250 (Sized_relobj::sized_relobj): New function.
1251 (Sized_relobj::is_output_section_offset_invalid): Move here from
1252 child class.
1253 (Sized_relobj::get_output_section_offset): Likewise.
1254 (Sized_relobj::local_has_got_offset): Likewise.
1255 (Sized_relobj::local_got_offset): Likewise.
1256 (Sized_relobj::set_local_got_offset): Likewise.
1257 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1258 (Sized_relobj::clear_got_offsets): New function.
1259 (Sized_relobj::section_offsets): Move here from child class.
1260 (Sized_relobj::do_output_section_offset): Likewise.
1261 (Sized_relobj::do_set_section_offset): Likewise.
1262 (Sized_relobj::Local_got_offsets): Likewise.
1263 (Sized_relobj::local_got_offsets_): Likewise.
1264 (Sized_relobj::section_offsets_): Likewise.
1265 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1266 references.
1267 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1268 class.
1269 (Sized_relobj_file::sized_relobj): New function
1270 (Sized_relobj_file::local_has_got_offset): Move to base class.
1271 (Sized_relobj_file::local_got_offset): Likewise.
1272 (Sized_relobj_file::set_local_got_offset): Likewise.
1273 (Sized_relobj_file::get_output_section_offset): Likewise.
1274 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1275 (Sized_relobj_file::do_output_section_offset): Likewise.
1276 (Sized_relobj_file::do_set_section_offset): Likewise.
1277 (Sized_relobj_file::Local_got_offsets): Likewise.
1278 (Sized_relobj_file::local_got_offsets_): Likewise.
1279 (Sized_relobj_file::section_offsets_): Likewise.
1280 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1281 (all constructors).
1282 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1283 (Output_reloc::get_symbol_index): Likewise.
1284 (Output_reloc::local_section_offset): Likewise.
1285 (Output_reloc::get_address): Likewise.
1286 (Output_reloc::symbol_value): Likewise.
1287 (Output_data_got::reserve_slot): Move to class definition.
1288 (Output_data_got::reserve_local): New function.
1289 (Output_data_got::reserve_slot_for_global): Remove.
1290 (Output_data_got::reserve_global): New function.
1291 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1292 (all constructors, two instantiations).
1293 (Output_reloc::get_relobj): New function (two instantiations).
1294 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1295 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1296 (Output_data_reloc::add_global): Adjust type of relobj.
1297 (Output_data_reloc::add_global_relative): Likewise.
1298 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1299 (Output_data_reloc::add_local): Likewise.
1300 (Output_data_reloc::add_local_relative): Likewise.
1301 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1302 (Output_data_reloc::add_local_section): Likewise.
1303 (Output_data_reloc::add_output_section): Likewise.
1304 (Output_data_reloc::add_absolute): Likewise.
1305 (Output_data_reloc::add_target_specific): Likewise.
1306 (Output_data_got::reserve_slot): Move definition here.
1307 (Output_data_got::reserve_local): New function.
1308 (Output_data_got::reserve_global): New function.
1309 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1310 section_offsets_ with accessor function.
1311 (Sized_relobj_file::write_sections): Likewise.
1312 (Sized_relobj_file::do_relocate_sections): Likewise.
1313 * target.h (Sized_target::reserve_local_got_entry): New function.
1314 (Sized_target::reserve_global_got_entry): New function.
1315 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1316 (Target_x86_64::reserve_global_got_entry): New function.
1317 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1318
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CC		 13192011-05-23 Cary Coutant <ccoutant@google.com>
1320
1321 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1322 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1323 bit when checking got_type.
1324 * incremental.cc (Sized_incremental_binary::setup_readers):
1325 Store symbol table and string table locations; initialize bit vector
1326 of file status flags.
1327 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1328 unchanged files.
1329 (Sized_incremental_binary::do_process_got_plt): New function.
1330 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1331 (Output_section_incremental_inputs::set_final_data_size): Record
1332 file index for each input file.
1333 (Output_section_incremental_inputs::write_got_plt): Store file index
1334 instead of input entry offset for each GOT entry.
1335 * incremental.h
1336 (Incremental_input_entry::Incremental_input_entry): Initialize new
1337 data member.
1338 (Incremental_input_entry::set_offset): Store file index.
1339 (Incremental_input_entry::get_file_index): New function.
1340 (Incremental_input_entry::file_index_): New data member.
1341 (Incremental_binary::process_got_plt): New function.
1342 (Incremental_binary::do_process_got_plt): New function.
1343 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1344 data members.
1345 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1346 (Sized_incremental_binary::set_file_is_unchanged): New function.
1347 (Sized_incremental_binary::file_is_unchanged): New function.
1348 (Sized_incremental_binary::do_process_got_plt): New function.
1349 (Sized_incremental_binary::file_status_): New data member.
1350 (Sized_incremental_binary::main_symtab_loc_): New data member.
1351 (Sized_incremental_binary::main_strtab_loc_): New data member.
1352 * output.cc (Output_data_got::Got_entry::write): Add case
1353 RESERVED_CODE.
1354 (Output_data_got::add_global): Call add_got_entry.
1355 (Output_data_got::add_global_plt): Likewise.
1356 (Output_data_got::add_global_with_rel): Likewise.
1357 (Output_data_got::add_global_with_rela): Likewise.
1358 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1359 (Output_data_got::add_global_pair_with_rela): Likewise.
1360 (Output_data_got::add_local): Call add_got_entry.
1361 (Output_data_got::add_local_plt): Likewise.
1362 (Output_data_got::add_local_with_rel): Likewise.
1363 (Output_data_got::add_local_with_rela): Likewise.
1364 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1365 (Output_data_got::add_local_pair_with_rela): Likewise.
1366 (Output_data_got::reserve_slot): New function.
1367 (Output_data_got::reserve_slot_for_global): New function.
1368 (Output_data_got::add_got_entry): New function.
1369 (Output_data_got::add_got_entry_pair): New function.
1370 (Output_section::add_output_section_data): Edit FIXME.
1371 * output.h
1372 (Output_section_data_build::Output_section_data_build): New
1373 constructor with size parameter.
1374 (Output_data_space::Output_data_space): Likewise.
1375 (Output_data_got::Output_data_got): Initialize new data member; new
1376 constructor with size parameter.
1377 (Output_data_got::add_constant): Call add_got_entry.
1378 (Output_data_got::reserve_slot): New function.
1379 (Output_data_got::reserve_slot_for_global): New function.
1380 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1381 (Output_data_got::add_got_entry): New function.
1382 (Output_data_got::add_got_entry_pair): New function.
1383 (Output_data_got::free_list_): New data member.
1384 * target.h (Sized_target::init_got_plt_for_update): New function.
1385 (Sized_target::register_global_plt_entry): New function.
1386 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1387 Initialize new data member; call init; add constructor with PLT count.
1388 (Output_data_plt_x86_64::init): New function.
1389 (Output_data_plt_x86_64::add_relocation): New function.
1390 (Output_data_plt_x86_64::reserve_slot): New function.
1391 (Output_data_plt_x86_64::free_list_): New data member.
1392 (Target_x86_64::init_got_plt_for_update): New function.
1393 (Target_x86_64::register_global_plt_entry): New function.
1394 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1395 incremental updates.
1396 (Output_data_plt_x86_64::add_relocation): New function.
1397 * testsuite/object_unittest.cc (Object_test): Set default options.
1398
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1400
1401 * options.h (class General_options): Make -i a synonym for -r.
1402
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1404
1405 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1406
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CC		 14072011-05-10 Cary Coutant <ccoutant@google.com>
1408
1409 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1410 strip_all (-s).
1411
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1413
1414 * layout.cc (Layout::layout): If the output section flags change,
1415 update the ordering.
1416
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CC		 14172011-04-25 Cary Coutant <ccoutant@google.com>
1418
1419 * incremental-dump.cc (dump_incremental_inputs): Print local
1420 symbol info for each input file.
1421 * incremental.cc
1422 (Output_section_incremental_inputs::set_final_data_size): Add local
1423 symbol info to input file entries in incremental info.
1424 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1425 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1426 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1427 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1428 implementation.
1429 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1430 (Sized_incr_relobj::do_relocate): Write the local symbols.
1431 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1432 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1433 Adjust size of input file header.
1434 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1435 (Incremental_inputs_reader::get_local_symbol_count): New function.
1436 (Incremental_inputs_reader::get_input_section): Adjust size of input
1437 file header.
1438 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1439 (Sized_incr_relobj::This): New typedef.
1440 (Sized_incr_relobj::sym_size): New const data member.
1441 (Sized_incr_relobj::Local_symbol): New struct.
1442 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1443 (Sized_incr_relobj::do_local_symbol_offset): New function.
1444 (Sized_incr_relobj::local_symbol_count_): New data member.
1445 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1446 (Sized_incr_relobj::local_symbol_index_): New data member.
1447 (Sized_incr_relobj::local_symbol_offset_): New data member.
1448 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1449 (Sized_incr_relobj::local_symbols_): New data member.
1450 * object.h (Relobj::output_local_symbol_count): New function.
1451 (Relobj::local_symbol_offset): New function.
1452 (Relobj::do_output_local_symbol_count): New function.
1453 (Relobj::do_local_symbol_offset): New function.
1454 (Sized_relobj::do_output_local_symbol_count): New function.
1455 (Sized_relobj::do_local_symbol_offset): New function.
1456
d0a9ace3
ILT		 14572011-04-22 Vladimir Simonov <sv@sw.ru>
1458
1459 * descriptors.cc (set_close_on_exec): New function.
1460 (Descriptors::open): Use set_close_on_exec.
1461 * output.cc (S_ISLNK): Define if not defined.
1462
94a3fc8b
CC		 14632011-04-22 Cary Coutant <ccoutant@google.com>
1464
1465 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1466 global symbol map.
1467 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1468 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1469 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1470 relocations.
1471 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1472 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1473 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1474 * incremental.h
1475 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1476 function.
1477 (Incremental_binary::apply_incremental_relocs): New function.
1478 (Incremental_binary::do_apply_incremental_relocs): New function.
1479 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1480 data member.
1481 (Sized_incremental_binary::add_global_symbol): New function.
1482 (Sized_incremental_binary::global_symbol): New function.
1483 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1484 (Sized_incremental_binary::symbol_map_): New data member.
1485 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1486 * target.h (Sized_target::apply_relocation): New function.
1487 * target-reloc.h (apply_relocation): New function.
1488 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1489
c87e4302
DK		 14902011-04-22 Doug Kwan <dougkwan@google.com>
1491
1492 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1493 flag of a SHT_ARM_EXIDX section.
1494 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1495 * testsuite/Makefile.in: Regenerate.
1496 * testsuite/arm_exidx_test.s: New file.
1497 * testsuite/arm_exidx_test.sh: Same.
1498
e7782cf6
CC		 14992011-04-20 Cary Coutant <ccoutant@google.com>
1500
1501 PR gold/12689
1502 * archive.h (Incremental_archive_entry::Archive_member):
1503 Initialize arg_serial_ (second constructor).
1504
308ecdc7
ILT		 15052011-04-17 Ian Lance Taylor <iant@google.com>
1506
1507 * object.cc (Relocate_info::location): Simplify location string.
1508 * errors.cc (Errors::error_at_location): Don't print program
1509 name.
1510 (Errors::warning_at_location): Likewise.
1511 (Errors::undefined_symbol): Likewise.
1512 * testsuite/debug_msg.sh: Update accordingly.
1513
bec5b579
CC		 15142011-04-14 Cary Coutant <ccoutant@google.com>
1515
1516 * gold/layout.cc (Layout::symtab_section_offset): New function.
1517 * gold/layout.h (Layout::symtab_section_offset): New function.
1518 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1519
88597d34
ILT		 15202011-04-12 Ian Lance Taylor <iant@google.com>
1521
1522 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1523 with MREMAP_MAYMOVE.
1524 * output.h (class Output_file): Add map_is_allocated_ field.
1525 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1526 not available, provide stubs. If mremap is not available, #define
1527 it to gold_mremap.
1528 (MREMAP_MAYMOVE): Define if not defined.
1529 (Output_file::Output_file): Initialize map_is_allocated_.
1530 (Output_file::resize): Check map_is_allocated_.
1531 (Output_file::map_anonymous): If mmap fails, use malloc.
1532 (Output_file::unmap): Don't do anything for an anonymous map.
1533 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1534 is not available, provide stubs.
1535 (File_read::View::~View): Use free rather than delete[].
1536 (File_read::make_view): Use malloc rather than new[]. If mmap
1537 fails, use malloc.
1538 (File_read::find_or_make_view): Use malloc rather than new[].
1539 * gold.h: Remove HAVE_REMAP code.
1540 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1541 exists. Rename mremap to gold_mremap. If mmap is not available
1542 don't do anything.
1543 * configure, config.in: Rebuild.
1544
11e361bc
ILT		 15452011-04-11 Ian Lance Taylor <iant@google.com>
1546
1547 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1548 initialize local variable v.
1549
cdc29364
CC		 15502011-04-11 Cary Coutant <ccoutant@google.com>
1551
1552 * archive.cc (Archive::include_member): Adjust call to
1553 report_object.
1554 (Add_archive_symbols::run): Track argument serial numbers.
1555 (Lib_group::include_member): Likewise.
1556 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1557 * archive.h (Incremental_archive_entry::Archive_member):
1558 Initialize arg_serial_.
1559 (Archive_member::arg_serial_): New data member.
1560 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1561 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1562 incremental link.
1563 (Sized_dynobj::do_for_all_local_got_entries): New function.
1564 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1565 function.
1566 * fileread.cc (get_mtime): New function.
1567 * fileread.h (get_mtime): New function.
1568 * gold.cc (queue_initial_tasks): Check for incremental update.
1569 (process_incremental_input): New function.
1570 (queue_middle_tasks): Don't force valid target for incremental
1571 update.
1572 * incremental-dump.cc (find_input_containing_global): Adjust
1573 size of symbol info entry.
1574 (dump_incremental_inputs): Dump argument serial number and
1575 in_system_directory flag; bias shndx by 1; print symbol names
1576 when dumping per-file symbol lists; use new symbol info readers.
1577 * incremental.cc
1578 (Output_section_incremental_inputs:update_data_size): New function.
1579 (Sized_incremental_binary::setup_readers): Setup input readers
1580 for each input file; build maps for files added from libraries
1581 and scripts.
1582 (Sized_incremental_binary::check_input_args): New function.
1583 (Sized_incremental_binary::do_check_inputs): Build map of argument
1584 serial numbers to input arguments.
1585 (Sized_incremental_binary::do_file_has_changed): Rename
1586 do_file_is_unchanged to this; compare file modification times.
1587 (Sized_incremental_binary::do_init_layout): New function.
1588 (Sized_incremental_binary::do_reserve_layout): New function.
1589 (Sized_incremental_binary::do_get_input_reader): Remove.
1590 (Sized_incremental_binary::get_symtab_view): New function.
1591 (Incremental_checker::can_incrementally_link_output_file): Remove.
1592 (Incremental_inputs::report_command_line): Exclude --debug options.
1593 (Incremental_inputs::report_archive_begin): Add parameter; track
1594 argument serial numbers; don't put input file entry for archive
1595 before archive members.
1596 (Incremental_inputs::report_archive_end): Put input file entry
1597 for archive after archive members.
1598 (Incremental_inputs::report_object): Add parameter; track argument
1599 serial numbers and in_system_directory flag.
1600 (Incremental_inputs::report_script): Add parameter; track argument
1601 serial numbers.
1602 (Output_section_incremental_inputs::set_final_data_size): Adjust
1603 size of symbol info entry; check for forwarding symbols.
1604 (Output_section_incremental_inputs::write_input_files): Write
1605 in_system_directory flag and argument serial number.
1606 (Output_section_incremental_inputs::write_info_blocks): Map section
1607 indices between incremental info and original input file; store
1608 input section index for each symbol.
1609 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1610 change operator() to visit().
1611 (class Global_got_offset_visitor): Likewise.
1612 (class Global_symbol_visitor_got_plt):
1613 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1614 classes.
1615 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1616 (Sized_incr_relobj::do_read_symbols): New function.
1617 (Sized_incr_relobj::do_layout): New function.
1618 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1619 (Sized_incr_relobj::do_add_symbols): New function.
1620 (Sized_incr_relobj::do_should_include_member): New function.
1621 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1622 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1623 (Sized_incr_relobj::do_section_size): New function.
1624 (Sized_incr_relobj::do_section_name): New function.
1625 (Sized_incr_relobj::do_section_contents): New function.
1626 (Sized_incr_relobj::do_section_flags): New function.
1627 (Sized_incr_relobj::do_section_entsize): New function.
1628 (Sized_incr_relobj::do_section_address): New function.
1629 (Sized_incr_relobj::do_section_type): New function.
1630 (Sized_incr_relobj::do_section_link): New function.
1631 (Sized_incr_relobj::do_section_info): New function.
1632 (Sized_incr_relobj::do_section_addralign): New function.
1633 (Sized_incr_relobj::do_initialize_xindex): New function.
1634 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1635 (Sized_incr_relobj::do_read_relocs): New function.
1636 (Sized_incr_relobj::do_gc_process_relocs): New function.
1637 (Sized_incr_relobj::do_scan_relocs): New function.
1638 (Sized_incr_relobj::do_count_local_symbols): New function.
1639 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1640 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1641 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1642 (Sized_incr_relobj::do_relocate): New function.
1643 (Sized_incr_relobj::do_set_section_offset): New function.
1644 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1645 (Sized_incr_dynobj::do_read_symbols): New function.
1646 (Sized_incr_dynobj::do_layout): New function.
1647 (Sized_incr_dynobj::do_add_symbols): New function.
1648 (Sized_incr_dynobj::do_should_include_member): New function.
1649 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1650 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1651 (Sized_incr_dynobj::do_section_size): New function.
1652 (Sized_incr_dynobj::do_section_name): New function.
1653 (Sized_incr_dynobj::do_section_contents): New function.
1654 (Sized_incr_dynobj::do_section_flags): New function.
1655 (Sized_incr_dynobj::do_section_entsize): New function.
1656 (Sized_incr_dynobj::do_section_address): New function.
1657 (Sized_incr_dynobj::do_section_type): New function.
1658 (Sized_incr_dynobj::do_section_link): New function.
1659 (Sized_incr_dynobj::do_section_info): New function.
1660 (Sized_incr_dynobj::do_section_addralign): New function.
1661 (Sized_incr_dynobj::do_initialize_xindex): New function.
1662 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1663 (make_sized_incremental_object): New function.
1664 (Incremental_library::copy_unused_symbols): New function.
1665 (Incremental_library::do_for_all_unused_symbols): New function.
1666 * incremental.h (enum Incremental_input_flags): New type.
1667 (class Incremental_checker): Remove.
1668 (Incremental_input_entry::Incremental_input_entry): Add argument
1669 serial number.
1670 (Incremental_input_entry::arg_serial): New function.
1671 (Incremental_input_entry::set_is_in_system_directory): New function.
1672 (Incremental_input_entry::is_in_system_directory): New function.
1673 (Incremental_input_entry::arg_serial_): New data member.
1674 (Incremental_input_entry::is_in_system_directory_): New data member.
1675 (class Script_info): Move here from script.h.
1676 (Script_info::Script_info): Add filename parameter.
1677 (Script_info::filename): New function.
1678 (Script_info::filename_): New data member.
1679 (Incremental_script_entry::Incremental_script_entry): Add argument
1680 serial number.
1681 (Incremental_object_entry::Incremental_object_entry): Likewise.
1682 (Incremental_object_entry::add_input_section): Build list of input
1683 sections with map to original shndx.
1684 (Incremental_object_entry::get_input_section_index): New function.
1685 (Incremental_object_entry::shndx_): New data member.
1686 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1687 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1688 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1689 serial number.
1690 (Incremental_inputs::report_archive_begin): Likewise.
1691 (Incremental_inputs::report_object): Likewise.
1692 (Incremental_inputs::report_script): Likewise.
1693 (class Incremental_global_symbol_reader): New class.
1694 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1695 and store flags and input file type.
1696 (Incremental_input_entry_reader::arg_serial): New function.
1697 (Incremental_input_entry_reader::type): Extract type from flags.
1698 (Incremental_input_entry_reader::is_in_system_directory): New function.
1699 (Incremental_input_entry_reader::get_input_section_count): Call
1700 accessor function for type.
1701 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1702 function for type; adjust size of global symbol entry.
1703 (Incremental_input_entry_reader::get_global_symbol_count): Call
1704 accessor function for type.
1705 (Incremental_input_entry_reader::get_object_count): Likewise.
1706 (Incremental_input_entry_reader::get_object_offset): Likewise.
1707 (Incremental_input_entry_reader::get_member_count): Likewise.
1708 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1709 (Incremental_input_entry_reader::get_member_offset): Likewise.
1710 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1711 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1712 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1713 (Incremental_input_entry_reader::get_global_symbol_reader): New
1714 function.
1715 (Incremental_input_entry_reader::get_output_symbol_index): New
1716 function.
1717 (Incremental_input_entry_reader::type_): Remove.
1718 (Incremental_input_entry_reader::flags_): New data member.
1719 (Incremental_inputs_reader::input_file_offset): New function.
1720 (Incremental_inputs_reader::input_file_index): New function.
1721 (Incremental_inputs_reader::input_file): Call input_file_offset.
1722 (Incremental_inputs_reader::input_file_at_offset): New function.
1723 (Incremental_relocs_reader::get_r_type): Reformat.
1724 (Incremental_relocs_reader::get_r_shndx): Reformat.
1725 (Incremental_relocs_reader::get_r_offset): Reformat.
1726 (Incremental_relocs_reader::data): New function.
1727 (Incremental_binary::Incremental_binary): Initialize new data members.
1728 (Incremental_binary::check_inputs): Add cmdline parameter.
1729 (Incremental_binary::file_is_unchanged): Remove.
1730 (Input_reader::arg_serial): New function.
1731 (Input_reader::get_unused_symbol_count): New function.
1732 (Input_reader::get_unused_symbol): New function.
1733 (Input_reader::do_arg_serial): New function.
1734 (Input_reader::do_get_unused_symbol_count): New function.
1735 (Input_reader::do_get_unused_symbol): New function.
1736 (Incremental_binary::input_file_count): New function.
1737 (Incremental_binary::get_input_reader): Change signature to use
1738 index instead of filename.
1739 (Incremental_binary::file_has_changed): New function.
1740 (Incremental_binary::get_input_argument): New function.
1741 (Incremental_binary::get_library): New function.
1742 (Incremental_binary::get_script_info): New function.
1743 (Incremental_binary::init_layout): New function.
1744 (Incremental_binary::reserve_layout): New function.
1745 (Incremental_binary::output_file): New function.
1746 (Incremental_binary::do_check_inputs): New function.
1747 (Incremental_binary::do_file_is_unchanged): Remove.
1748 (Incremental_binary::do_file_has_changed): New function.
1749 (Incremental_binary::do_init_layout): New function.
1750 (Incremental_binary::do_reserve_layout): New function.
1751 (Incremental_binary::do_input_file_count): New function.
1752 (Incremental_binary::do_get_input_reader): Change signature.
1753 (Incremental_binary::input_args_map_): New data member.
1754 (Incremental_binary::library_map_): New data member.
1755 (Incremental_binary::script_map_): New data member.
1756 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1757 new data members.
1758 (Sized_incremental_binary::output_section): New function.
1759 (Sized_incremental_binary::inputs_reader): Add const.
1760 (Sized_incremental_binary::symtab_reader): Add const.
1761 (Sized_incremental_binary::relocs_reader): Add const.
1762 (Sized_incremental_binary::got_plt_reader): Add const.
1763 (Sized_incremental_binary::get_symtab_view): New function.
1764 (Sized_incremental_binary::Inputs_reader): New typedef.
1765 (Sized_incremental_binary::Input_entry_reader): New typedef.
1766 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1767 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1768 (Sized_incremental_binary::do_file_has_changed): New function.
1769 (Sized_incremental_binary::do_init_layout): New function.
1770 (Sized_incremental_binary::do_reserve_layout): New function.
1771 (Sized_input_reader::Inputs_reader): Remove.
1772 (Sized_input_reader::Input_entry_reader): Remove.
1773 (Sized_input_reader::do_arg_serial): New function.
1774 (Sized_input_reader::do_get_unused_symbol_count): New function.
1775 (Sized_input_reader::do_get_unused_symbol): New function.
1776 (Sized_incremental_binary::do_input_file_count): New function.
1777 (Sized_incremental_binary::do_get_input_reader): Change signature;
1778 use index instead of filename.
1779 (Sized_incremental_binary::section_map_): New data member.
1780 (Sized_incremental_binary::input_entry_readers_): New data member.
1781 (class Sized_incr_relobj): New class.
1782 (class Sized_incr_dynobj): New class.
1783 (make_sized_incremental_object): New function.
1784 (class Incremental_library): New class.
1785 * layout.cc (Free_list::num_lists): New static data member.
1786 (Free_list::num_nodes): New static data member.
1787 (Free_list::num_removes): New static data member.
1788 (Free_list::num_remove_visits): New static data member.
1789 (Free_list::num_allocates): New static data member.
1790 (Free_list::num_allocate_visits): New static data member.
1791 (Free_list::init): New function.
1792 (Free_list::remove): New function.
1793 (Free_list::allocate): New function.
1794 (Free_list::dump): New function.
1795 (Free_list::print_stats): New function.
1796 (Layout_task_runner::run): Resize output file for incremental updates.
1797 (Layout::Layout): Initialize new data members.
1798 (Layout::set_incremental_base): New function.
1799 (Layout::init_fixed_output_section): New function.
1800 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1801 incremental updates.
1802 (Layout::create_gold_note): Do not create gold note section for
1803 incremental updates.
1804 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1805 for incremental updates.
1806 (Layout::set_section_offsets): For incremental updates, allocate space
1807 from free list.
1808 (Layout::create_symtab_sections): Layout with offsets relative to
1809 start of section; for incremental updates, allocate space from free
1810 list.
1811 (Layout::create_shdrs): For incremental updates, allocate space from
1812 free list.
1813 (Layout::finish_dynamic_section): For incremental updates, do not
1814 check --as-needed (fixed in subsequent patch).
1815 * layout.h (class Free_list): New class.
1816 (Layout::set_incremental_base): New function.
1817 (Layout::incremental_base): New function.
1818 (Layout::init_fixed_output_section): New function.
1819 (Layout::allocate): New function.
1820 (Layout::incremental_base_): New data member.
1821 (Layout::free_list_): New data member.
1822 * main.cc (main): Print Free_list statistics.
1823 * object.cc (Relobj::finalize_incremental_relocs): Add
1824 clear_counts parameter; clear counts only when clear_counts is set.
1825 (Sized_relobj::Sized_relobj): Initialize new base class.
1826 (Sized_relobj::do_layout): Don't report special sections.
1827 (Sized_relobj::do_for_all_local_got_entries): New function.
1828 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1829 symtab_off to all symbol table offsets.
1830 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1831 * object.h (class Got_offset_list): Move to top of file.
1832 (Object::Object): Allow case where input_file == NULL.
1833 (Object::~Object): Likewise.
1834 (Object::input_file): Assert that input_file != NULL.
1835 (Object::lock): Allow case where input_file == NULL.
1836 (Object::unlock): Likewise.
1837 (Object::is_locked): Likewise.
1838 (Object::token): Likewise.
1839 (Object::release): Likewise.
1840 (Object::is_incremental): New function.
1841 (Object::get_mtime): New function.
1842 (Object::for_all_local_got_entries): New function.
1843 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1844 (Object::set_is_in_system_directory): New function.
1845 (Object::is_in_system_directory): New function.
1846 (Object::do_is_incremental): New function.
1847 (Object::do_get_mtime): New function.
1848 (Object::do_for_all_local_got_entries): New function.
1849 (Object::is_in_system_directory_): New data member.
1850 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1851 (class Sized_relobj_base): New class.
1852 (class Sized_relobj): Derive from Sized_relobj_base.
1853 (class Sized_relobj::Symbols): Redeclare from base class.
1854 (class Sized_relobj::local_got_offset_list): Remove.
1855 (class Sized_relobj::Output_sections): Redeclare from base class.
1856 (class Sized_relobj::do_for_all_local_got_entries): New function.
1857 (class Sized_relobj::write_local_symbols): Add offset parameter.
1858 (class Sized_relobj::local_symbol_offset_): Update comment.
1859 (class Sized_relobj::local_dynsym_offset_): Update comment.
1860 * options.cc (Input_arguments::add_file): Remove const.
1861 * options.h (Input_file_argument::Input_file_argument):
1862 Initialize arg_serial_ (all constructors).
1863 (Input_file_argument::set_arg_serial): New function.
1864 (Input_file_argument::arg_serial): New function.
1865 (Input_file_argument::arg_serial_): New data member.
1866 (Input_arguments::Input_arguments): Initialize file_count_.
1867 (Input_arguments::add_file): Remove const.
1868 (Input_arguments::number_of_input_files): New function.
1869 (Input_arguments::file_count_): New data member.
1870 (Command_line::number_of_input_files): Call
1871 Input_arguments::number_of_input_files.
1872 * output.cc (Output_segment_headers::Output_segment_headers):
1873 Set current size.
1874 (Output_section::Input_section::current_data_size): New function.
1875 (Output_section::Output_section): Initialize new data members.
1876 (Output_section::add_input_section): Don't do merge sections for
1877 an incremental link; allocate space from free list for an
1878 incremental update.
1879 (Output_section::add_output_section_data): Allocate space from
1880 free list for an incremental update.
1881 (Output_section::update_data_size): New function.
1882 (Output_section::set_fixed_layout): New function.
1883 (Output_section::reserve): New function.
1884 (Output_segment::set_section_addresses): Remove const.
1885 (Output_segment::set_section_list_addresses): Remove const; allocate
1886 space from free list for an incremental update.
1887 (Output_segment::set_offset): Adjust size of RELRO segment for an
1888 incremental update.
1889 * output.h (Output_data::current_data_size): Move here from
1890 child classes.
1891 (Output_data::pre_finalize_data_size): New function.
1892 (Output_data::update_data_size): New function.
1893 (Output_section_headers::update_data_size): new function.
1894 (Output_section_data_build::current_data_size): Move to Output_data.
1895 (Output_data_strtab::update_data_size): New function.
1896 (Output_section::current_data_size): Move to Output_data.
1897 (Output_section::set_fixed_layout): New function.
1898 (Output_section::has_fixed_layout): New function.
1899 (Output_section::reserve): New function.
1900 (Output_section::update_data_size): New function.
1901 (Output_section::has_fixed_layout_): New data member.
1902 (Output_section::free_list_): New data member.
1903 (Output_segment::set_section_addresses): Remove const.
1904 (Output_segment::set_section_list_addresses): Remove const.
1905 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1906 New function.
1907 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1908 New function.
1909 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1910 parameter when calling Add_symbols constructor; store argument
1911 serial number for members of a lib group.
1912 (Add_symbols::locks): Allow case where token == NULL.
1913 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1914 (Read_member::~Read_member): New function.
1915 (Read_member::is_runnable): New function.
1916 (Read_member::locks): New function.
1917 (Read_member::run): New function.
1918 (Check_script::~Check_script): New function.
1919 (Check_script::is_runnable): New function.
1920 (Check_script::locks): New function.
1921 (Check_script::run): New function.
1922 (Check_library::~Check_library): New function.
1923 (Check_library::is_runnable): New function.
1924 (Check_library::locks): New function.
1925 (Check_library::run): New function.
1926 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1927 (Add_symbols::library_): New data member.
1928 (class Read_member): New class.
1929 (class Check_script): New class.
1930 (class Check_library): New class.
1931 * reloc.cc (Read_relocs::is_runnable): Allow case where
1932 token == NULL.
1933 (Read_relocs::locks): Likewise.
1934 (Scan_relocs::locks): Likewise.
1935 (Relocate_task::locks): Likewise.
1936 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1937 to clear counters.
1938 (Sized_relobj::incremental_relocs_scan): Fix comment.
1939 (Sized_relobj::do_relocate): Pass output file offset to
1940 write_local_symbols.
1941 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1942 from class declaration.
1943 * script.cc (read_input_script): Allocate Script_info; pass
1944 argument serial number to report_script.
1945 * script.h (class Script_info): Move to incremental.h.
1946 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1947 * symtab.h (Symbol_table::add_from_incrobj): New function.
1948 (Symbol_table::set_file_offset): New function.
1949
b961d0d7
CC		 19502011-04-05 Cary Coutant <ccoutant@google.com>
1951
1952 * incremental-dump.cc (dump_incremental_inputs): Change signature
1953 to take a Sized_incremental_binary; change caller. Use readers
1954 in Sized_incremental_binary.
1955 * incremental.cc
1956 (Sized_incremental_binary::find_incremental_inputs_sections):
1957 Rename do_find_incremental_inputs_sections to this.
1958 (Sized_incremental_binary::setup_readers): New function.
1959 (Sized_incremental_binary::do_check_inputs): Check
1960 has_incremental_info_ flag; move setup code to setup_readers;
1961 use input readers.
1962 (Sized_incremental_binary::do_file_is_unchanged): New function.
1963 (Sized_incremental_binary::do_get_input_reader): New function.
1964 * incremental.h (class Incremental_binary): Move to end of file.
1965 (Incremental_binary::file_is_unchanged): New function.
1966 (Incremental_binary::do_file_is_unchanged): New function.
1967 (Incremental_binary::Input_reader): New class.
1968 (Incremental_binary::get_input_reader): New function.
1969 (class Sized_incremental_binary): Move to end of file.
1970 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1971 input section reader classes.
1972 (Sized_incremental_binary::has_incremental_info): New function.
1973 (Sized_incremental_binary::inputs_reader): New function.
1974 (Sized_incremental_binary::symtab_reader): New function.
1975 (Sized_incremental_binary::relocs_reader): New function.
1976 (Sized_incremental_binary::got_plt_reader): New function.
1977 (Sized_incremental_binary::do_file_is_unchanged): New function.
1978 (Sized_incremental_binary::Sized_input_reader): New class.
1979 (Sized_incremental_binary::get_input_reader): New function.
1980 (Sized_incremental_binary::find_incremental_inputs_sections):
1981 Rename do_find_incremental_inputs_sections to this.
1982 (Sized_incremental_binary::setup_readers): New function.
1983 (Sized_incremental_binary::has_incremental_info_): New data member.
1984 (Sized_incremental_binary::inputs_reader_): New data member.
1985 (Sized_incremental_binary::symtab_reader_): New data member.
1986 (Sized_incremental_binary::relocs_reader_): New data member.
1987 (Sized_incremental_binary::got_plt_reader_): New data member.
1988 (Sized_incremental_binary::current_input_file_): New data member.
1989
a869183f
PP		 19902011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1991
1992 PR gold/12640
1993 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1994 violation.
1995
19962011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 1997
1998 * archive.cc (Archive::include_member): Adjust call to report_object.
1999 (Add_archive_symbols::run): Add script_info to call to
2000 report_archive_begin.
2001 (Lib_group::include_member): Adjust call to report_object.
2002 (Add_lib_group_symbols::run): Adjust call to report_object.
2003 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2004 blocks. Add object count for script input files.
2005 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2006 script_info parameter; change all callers.
2007 (Incremental_inputs::report_object): Add script_info parameter;
2008 change all callers.
2009 (Incremental_inputs::report_script): Store backpointer to
2010 incremental info entry.
2011 (Output_section_incremental_inputs::set_final_data_size): Record
2012 additional information for scripts.
2013 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2014 * incremental.h (Incremental_script_entry::add_object): New function.
2015 (Incremental_script_entry::get_object_count): New function.
2016 (Incremental_script_entry::get_object): New function.
2017 (Incremental_script_entry::objects_): New data member; adjust
2018 constructor.
2019 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2020 (Incremental_inputs::report_object): Add script_info parameter.
2021 (Incremental_inputs_reader::get_object_count): New function.
2022 (Incremental_inputs_reader::get_object_offset): New function.
2023 * options.cc (Input_arguments::add_file): Return reference to
2024 new input argument.
2025 * options.h (Input_argument::set_script_info): New function.
2026 (Input_argument::script_info): New function.
2027 (Input_argument::script_info_): New data member; adjust all
2028 constructors.
2029 (Input_file_group::add_file): Return reference to new input argument.
2030 (Input_file_lib::add_file): Likewise.
2031 (Input_arguments::add_file): Likewise.
2032 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2033 * script.cc (Parser_closure::Parser_closure): Add script_info
2034 parameter; adjust all callers.
2035 (Parser_closure::script_info): New function.
2036 (Parser_closure::script_info_): New data member.
2037 (read_input_script): Report scripts earlier to incremental info.
2038 (script_add_file): Set script_info in Input_argument.
2039 (script_add_library): Likewise.
2040 * script.h (Script_options::Script_info): Rewrite class.
2041
a869183f 20422011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2043
2044 * archive.cc (Library_base::should_include_member): Move
2045 method here from class Archive.
2046 (Archive::Archive): Initialize base class.
2047 (Archive::should_include_member): Move to base class.
2048 (Archive::do_for_all_unused_symbols): New function.
2049 (Add_archive_symbols::run): Remove redundant access to
2050 incremental_inputs.
2051 (Lib_group::Lib_group): Initialize base class.
2052 (Lib_group::do_filename): New function.
2053 (Lib_group::include_member): Pass pointer to Lib_group to
2054 report_object.
2055 (Lib_group::do_for_all_unused_symbols): New function.
2056 (Add_lib_group_symbols::run): Report archive information for
2057 incremental links.
2058 * archive.h (class Library_base): New base class.
2059 (class Archive): Derive from Library_base.
2060 (Archive::filename): Move to base class.
2061 (Archive::set_incremental_info): Likewise.
2062 (Archive::incremental_info): Likewise.
2063 (Archive::Should_include): Likewise.
2064 (Archive::should_include_member): Likewise.
2065 (Archive::Armap_entry): Remove.
2066 (Archive::Unused_symbol_iterator): Remove.
2067 (Archive::unused_symbols_begin): Remove.
2068 (Archive::unused_symbols_end): Remove.
2069 (Archive::do_filename): New function.
2070 (Archive::do_get_mtime): New function.
2071 (Archive::do_for_all_unused_symbols): New function.
2072 (Archive::task_): Move to base class.
2073 (Archive::incremental_info_): Likewise.
2074 (class Lib_group): Derive from Library_base.
2075 (Lib_group::do_filename): New function.
2076 (Lib_group::do_get_mtime): New function.
2077 (Lib_group::do_for_all_unused_symbols): New function.
2078 (Lib_group::task_): Move to base class.
2079 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2080 function.
2081 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2082 function.
2083 * incremental.cc (Incremental_inputs::report_archive_begin):
2084 Use Library_base; call library's get_mtime; add incremental inputs
2085 entry before members.
2086 (class Unused_symbol_visitor): New class.
2087 (Incremental_inputs::report_archive_end): Use Library_base; use
2088 visitor class to record unused symbols; don't add incremental inputs
2089 entry after members.
2090 (Incremental_inputs::report_object): Use Library_base.
2091 * incremental.h
2092 (Incremental_archive_entry::Incremental_archive_entry): Remove
2093 unused Archive parameter.
2094 (Incremental_inputs::report_archive_begin): Use Library_base.
2095 (Incremental_inputs::report_archive_end): Likewise.
2096 (Incremental_inputs::report_object): Likewise.
2097 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2098 function.
2099 * object.h (Object::for_all_global_symbols): New function.
2100 (Object::do_for_all_global_symbols): New function.
2101 (Sized_relobj::do_for_all_global_symbols): New function.
2102 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2103 function.
2104 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2105 function.
2106
61ab3e40
ILT		 21072011-03-27 Ian Lance Taylor <iant@google.com>
2108
2109 * archive.cc (Archive::interpret_header): Return -1 if something
2110 goes wrong. Change callers accordingly.
2111
30e1f9e6
CC		 21122011-03-25 Cary Coutant <ccoutant@google.com>
2113
2114 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2115 * testsuite/Makefile.in: Regenerate.
2116
9c793f14
RÁE		 21172010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2118
2119 * plugin.cc (get_view): New.
2120 (Plugin::load): Pass get_view to the plugin.
2121 (Plugin_manager::get_view): New.
2122
9312bb0a
ILT		 21232011-03-21 Ian Lance Taylor <iant@google.com>
2124
2125 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2126 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2127
7e12ba9e
ST		 21282011-03-21 Sriraman Tallam <tmsriram@google.com>
2129
2130 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2131 Change == to -eq.
2132 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2133 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2134 Change == to -eq.
2135 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2136 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2137
fd7a005d
ILT		 21382011-03-14 Ian Lance Taylor <iant@google.com>
2139
2140 * script-sections.cc (Sort_output_sections::script_compare):
2141 Rename from is_before, change return type.
2142 (Sort_output_sections::operator()): Adjust accordingly.
2143
ed16fd1b
ILT		 21442011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2145
2146 PR gold/12572
2147 * testsuite/odr_violation2.cc: Add comment to make all error line
2148 numbers double digits.
2149 * testsuite/debug_msg.sh: Adjust expected errors.
2150
71ff8986
ILT		 21512011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2152
2153 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2154 but mark earlier ones as non-canonical
2155 (offset_to_iterator): Update search target and example
2156 (do_addr2line): Return extra lines in a vector*
2157 (format_file_lineno): Extract from do_addr2line
2158 (one_addr2line): Add vector* out-param
2159 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2160 when a lineno entry appeared last for its instruction
2161 (Dwarf_line_info): Add vector* out-param
2162 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2163 * symtab.cc (Odr_violation_compare): Include the lineno in the
2164 comparison again.
2165 (linenos_from_loc): New. Combine the canonical line for an
2166 address with its other lines.
2167 (True_if_intersect): New. Helper functor to make
2168 std::set_intersection a query.
2169 (detect_odr_violations): Compare sets of lines instead of just
2170 one line for each function. This became less deterministic, but
2171 has fewer false positives.
2172 * symtab.h: Declarations.
2173 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2174 mix an optimized and non-optimized object in the same binary
2175 (odr_violation2.so): Same.
2176 * testsuite/Makefile.in: Regenerate from Makefile.am.
2177 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2178 * testsuite/debug_msg.sh: Update line numbers and add
2179 assertions.
2180 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2181 non-optimized context.
2182 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2183 isn't inlined, and use OdrDerived in an optimized context.
2184 * testsuite/odr_header1.h: Defines OdrDerived, where
2185 optimization will change the
2186 first-instruction-in-the-destructor's file and line number.
2187 * testsuite/odr_header2.h: Defines OdrBase.
2188
a19fefdc
ILT		 21892011-03-09 Ian Lance Taylor <iant@google.com>
2190
2191 * fileread.cc (File_read::clear_views): Don't delete the whole
2192 file view.
2193
ecb351e9
ILT		 21942011-03-08 Ian Lance Taylor <iant@google.com>
2195
2196 PR gold/12525
2197 * fileread.cc: #include <climits>.
2198 (GOLD_IOV_MAX): Define.
2199 (File_read::read_multiple): Limit number of entries by iov_max.
2200 * fileread.h (class File_read): Always set max_readv_entries to
2201 128.
2202
b821d13c
ILT		 22032011-03-07 Ian Lance Taylor <iant@google.com>
2204
2205 PR gold/12525
2206 * options.h (class General_options): Add -dy and -dn.
2207
89243142
CC		 22082011-03-02 Cary Coutant <ccoutant@google.com>
2209
2210 * testsuite/script_test_9.t: Add TLS segment.
2211
d0773f31
ILT		 22122011-03-02 Simon Baldwin <simonb@google.com>
2213
2214 * configure.ac: Add check for gnu_indirect_function support in
2215 the toolchain building binutils.
2216 * configure: Rebuild.
2217
badc8139
RÁE		 22182010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2219
2220 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2221 plugin only symbols.
2222 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2223 in plugin files as not needed in the symbol table.
2224
4cf7a849
ST		 22252011-02-11 Sriraman Tallam <tmsriram@google.com>
2226
2227 * output.cc (Output_section::add_input_section): Delay fill
2228 generation for section ordering.
2229
b578bd7d
ILT		 22302011-02-09 Ian Lance Taylor <iant@google.com>
2231
2232 PR gold/12316
2233 * object.h (class Sized_relobj): Remove clear_local_symbols.
2234 * reloc.cc (Sized_relobj::do_relocate): Don't call
2235 clear_local_symbols.
2236
84ced98a
RÁE		 22372010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2238
2239 * plugin.cc (is_visible_from_outside): Return true for symbols
2240 in the -u option.
2241
55382fb7
ILT		 22422011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2243
2244 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2245 filename.
2246
4e271fff
ST		 22472011-02-02 Sriraman Tallam <tmsriram@google.com>
2248
2249 * icf.h (is_section_foldable_candidate): Change type of parameter
2250 to std::string.
2251 * icf.cc (Icf::find_identical_sections): Change type of local variable
2252 section_name to be std::string.
2253 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2254
d433c3ac
ILT		 22552011-01-25 Ian Lance Taylor <iant@google.com>
2256
2257 * script.cc (script_add_extern): Rewrite to use
2258 add_symbol_reference.
2259
880473a6
DK		 22602011-01-25 Doug Kwan <dougkwan@google.com>
2261
d433c3ac 2262 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2263
f30f86fa
ILT		 22642011-01-24 Ian Lance Taylor <iant@google.com>
2265
2266 * options.h (class General_options): Accept
2267 --no-detect-odr-violations.
2268
8e51a0b9
ILT		 22692011-01-24 Ian Lance Taylor <iant@google.com>
2270
2271 * version.cc (version_string): Bump to 1.11.
2272
0f3b89d8
ILT		 22732011-01-24 Ian Lance Taylor <iant@google.com>
2274
2275 * plugin.cc (class Plugin_rescan): Define new class.
2276 (Plugin_manager::claim_file): Set any_claimed_.
2277 (Plugin_manager::save_archive): New function.
2278 (Plugin_manager::save_input_group): New function.
2279 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2280 necessary.
2281 (Plugin_manager::new_undefined_symbol): New function.
2282 (Plugin_manager::rescan): New function.
2283 (Plugin_manager::rescannable_defines): New function.
2284 (Plugin_manager::add_input_file): Set any_added_.
2285 * plugin.h (class Plugin_manager): define new fields rescannable_,
2286 undefined_symbols_, any_claimed_, and any_added_. Declare
2287 Plugin_rescan as friend. Declare new functions.
2288 (Plugin_manager::Rescannable): Define type.
2289 (Plugin_manager::Rescannable_list): Define type.
2290 (Plugin_manager::Undefined_symbol_list): Define type.
2291 (Plugin_manager::Plugin_manager): Initialize new fields.
2292 * archive.cc (Archive::defines_symbol): New function.
2293 (Add_archive_symbols::run): Pass archive to plugins if any.
2294 * archive.h (class Archive): Declare defines_symbol.
2295 * readsyms.cc (Input_group::~Input_group): New function.
2296 (Finish_group::run): Pass input_group to plugins if any.
2297 * readsyms.h (class Input_group): Declare destructor.
2298 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2299 any.
2300
3bb951e5
ILT		 23012011-01-10 Ian Lance Taylor <iant@google.com>
2302
2303 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2304 section as relro.
2305 (Layout::set_segment_offsets): Reset increase_relro before calling
2306 set_section_addresses a second time.
2307
0aa45fac
CC		 23082011-01-04 Cary Coutant <ccoutant@google.com>
2309
2310 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2311 sections before NOBITS sections.
2312
0db46eb4
L		 23132011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2314
2315 * version.cc (print_version): Update copyright to 2011.
2316
829c9745
CC		 23172010-12-23 Cary Coutant <ccoutant@google.com>
2318
2319 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2320 of OS to this->add. Add OD parameter to second form of the function.
2321
7500420b
ILT		 23222010-12-20 Ian Lance Taylor <iant@google.com>
2323
2324 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2325 second of two consecutive entries with same offset.
2326
f8e9a930
RW		 23272010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2328
2329 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2330 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2331 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2332 to avoid unneeded links against $(LDADD).
2333 * testsuite/Makefile.in: Regenerate.
2334
2fbb4320
ILT		 23352010-12-15 Ian Lance Taylor <iant@google.com>
2336
2337 PR gold/12324
2338 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2339 for R_X86_64_32 and R_X86_64_PC32.
2340 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2341 ver_matching_def_pic.o.
2342 (ver_matching_def_pic.o): New target.
2343
fedb228d
RW		 23442010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2345
2346 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2347 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2348 Move definition before File_read::View member definitions.
2349 (File_read::View::~View): Initialize and hold lock before
2350 updating current_mapped_bytes.
2351
9b547ce6
RW		 23522010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2353
2354 * dwarf_reader.cc: Remove outdated comment.
2355 * gold-threads.cc: Fix typo in error message.
2356 * archive.cc: Fix typos in comments.
2357 * archive.h: Likewise.
2358 * arm-reloc-property.cc: Likewise.
2359 * arm-reloc-property.h: Likewise.
2360 * arm-reloc.def: Likewise.
2361 * arm.cc: Likewise.
2362 * attributes.h: Likewise.
2363 * cref.cc: Likewise.
2364 * ehframe.cc: Likewise.
2365 * fileread.h: Likewise.
2366 * gold.h: Likewise.
2367 * i386.cc: Likewise.
2368 * icf.cc: Likewise.
2369 * incremental.h: Likewise.
2370 * int_encoding.cc: Likewise.
2371 * layout.h: Likewise.
2372 * main.cc: Likewise.
2373 * merge.h: Likewise.
2374 * object.cc: Likewise.
2375 * object.h: Likewise.
2376 * options.cc: Likewise.
2377 * readsyms.cc: Likewise.
2378 * reduced_debug_output.cc: Likewise.
2379 * reloc.cc: Likewise.
2380 * script-sections.cc: Likewise.
2381 * sparc.cc: Likewise.
2382 * symtab.h: Likewise.
2383 * target-reloc.h: Likewise.
2384 * target.cc: Likewise.
2385 * target.h: Likewise.
2386 * timer.cc: Likewise.
2387 * timer.h: Likewise.
2388 * x86_64.cc: Likewise.
2389
83e17bd5
CC		 23902010-12-09 Cary Coutant <ccoutant@google.com>
2391
2392 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2393 stack.
2394 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2395 parameter; change all callers.
2396 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2397 * options.h (warn_execstack): New option.
2398
017257f8
DK		 23992010-12-07 Doug Kwan <dougkwan@google.com>
2400
2401 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2402 like function call relocations.
2403
c20cbc06
ILT		 24042010-12-07 Ian Lance Taylor <iant@google.com>
2405
2406 * archive.cc (Archive::get_elf_object_for_member): Permit
2407 punconfigured to be NULL.
2408 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2409 (Archive::include_member): Pass NULL to get_elf_object_for_member
2410 if we searched for the archive and this is the first included
2411 object.
2412
4dbfafcc
ILT		 24132010-12-01 Ian Lance Taylor <iant@google.com>
2414
2415 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2416 track_relocs_type_ field.
2417 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2418 Set track_relocs_type_.
2419 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2420 contents when using RELA relocs.
2421 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2422 reloc_map_.
2423 * reloc.cc (Track_relocs::next_addend): New function.
2424 * reloc.h (class Track_relocs): Declare next_addend.
2425
e5e19edd
ILT		 24262010-12-01 Ian Lance Taylor <iant@google.com>
2427
2428 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2429 virtual destructor.
2430
9a5ce24c
ILT		 24312010-12-01 Ian Lance Taylor <iant@google.com>
2432
2433 * README: Update compilers known to work and fail.
2434
c7791212
NC		 24352010-11-23 Matthias Klose <doko@ubuntu.com>
2436
2437 * configure.in: For --enable-gold, handle value `default' instead of
2438 `both*'. Always install ld as ld.bfd, install as ld if gold is
2439 not the default.
2440 * configure: Regenerate.
2441
0ad220c9
DK		 24422010-11-18 Doug Kwan <dougkwan@google.com>
2443
2444 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2445 and right_alignment to be zero. Store result alignment only if it is
2446 greater than existing alignment.
2447
ab8056e0
CC		 24482010-11-16 Cary Coutant <ccoutant@google.com>
2449
2450 PR gold/12220
2451 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2452 Check for ".zdebug_line".
2453
fd064a5b
CC		 24542010-11-16 Doug Kwan <dougkwan@google.com>
2455 Cary Coutant <ccoutant@google.com>
2456
2457 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2458 by reference; adjust all callers.
2459 * output.cc (Output_segment::set_section_addresses): Adjust references
2460 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2461 list is empty.
2462 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2463 end at page boundary.
2464
6fc6ea19
CC		 24652010-11-16 Cary Coutant <ccoutant@google.com>
2466
2467 PR gold/12220
2468 * layout.cc (Layout::choose_output_section): Transform names of
2469 compressed sections even when using a script with a SECTIONS clause.
2470 (Layout::output_section_name): Remove code to transform
2471 compressed debug section names.
2472 * output.cc (Output_section::add_input_section): Use uncompressed
2473 section size when tracking input sections.
2474
95a2c8d6
RS		 24752010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2476
2477 * symtab.h (Symbol::NON_PIC_REF): Remove.
2478 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2479 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2480 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2481 (Symbol::use_plt_offset): Take a flags argument and pass it
2482 directly to needs_dynamic_reloc. Restrict check for undefined
2483 weak symbols to function calls.
2484 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2485 (Target_arm::Scan::global): Use it.
2486 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2487 (Target_arm::Relocate::relocate): Likewise.
2488 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2489 parameter with an r_type parameter. Use get_reference_flags
2490 to get the flags.
2491 (Target_arm::Relocate::relocate): Update accordingly.
2492 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2493 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2494 (Target_i386::Scan::global): Likewise.
2495 (Target_i386::Relocate::relocate): Likewise.
2496 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2497 parameter with an r_type parameter. Use get_reference_flags
2498 to get the flags.
2499 (Target_i386::Relocate::relocate): Update accordingly.
2500 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2501 (Target_powerpc::Scan::global): Use it.
2502 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2503 (Target_powerpc::Relocate::relocate): Likewise.
2504 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2505 (Target_sparc::Scan::global): Use it.
2506 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2507 (Target_sparc::Relocate::relocate): Likewise.
2508 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2509 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2510 (Target_x86_64::Scan::global): Likewise.
2511 (Target_x86_64::Relocate::relocate): Likewise.
2512
f625ae50
DK		 25132010-11-08 Doug Kwan <dougkwan@google.com>
2514 Cary Coutant <ccoutant@google.com>
2515
2516 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2517 (Arm_exidx_merge_section::section_contents_): New data member.
2518 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2519 (Arm_input_section::~Arm_input_section): De-allocate memory.
2520 (Arm_input_section::original_contents_): New data member.
2521 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2522 in parameters instead of calling Object::section_contents without
2523 locking.
2524 (Arm_output_section::group_section): New parameter TASK. Pass it
2525 to callees that need locking objects.
2526 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2527 to lock EXIDX input sections. Fix a formatting issue. Call
2528 Arm_exidx_merged_section::build_contents to create merged section
2529 contents.
2530 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2531 to lock object of stub table owner.
2532 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2533 TEXT_SIZE to initialize data member TEXT_SIZE_.
2534 (Arm_exidx_input_section::addralign): Fix typo in comment.
2535 (Arm_exidx_input_section::text_size): New method.
2536 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2537 that require locking objects. Lock objects before scanning for stubs
2538 and updating local symbols.
2539 (Arm_input_section<big_endian>::init): Copy contents of original
2540 input section.
2541 (Arm_input_section<big_endian>::do_write): Use saved contents of
2542 original input section instead of calling Object::section_contents
2543 without locking.
2544 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2545 size without calling Object::section_size().
2546 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2547 for size. Allocate a buffer for merged EXIDX entries.
2548 (Arm_exidx_merged_section::build_contents): New method.
2549 (Arm_exidx_merged_section::do_write): Move merge section contents
2550 building code to Arm_exidx_merged_section::build_contetns. Write
2551 out contetns in buffer instead of building it on the fly.
2552 (Arm_relobj::make_exidx_input_section): Also pass text section size
2553 to Arm_exidx_input_section constructor.
2554 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2555 (Arm_dynobj::do_read_symbols): Fix memory leak.
2556 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2557 * target.h: (class Task): Add forward declaration.
2558 (Target::relax): Add new parameter TASK and pass it to
2559 Target::do_relax().
2560 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2561
5f9bcf58
CC		 25622010-11-05 Cary Coutant <ccoutant@google.com>
2563
2564 PR gold/10708
2565 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2566 object when reading from the file.
2567 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2568 second layout pass.
2569 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2570 when reading section contents.
2571 (get_section_contents): Likewise.
2572 (icf::find_identical_sections): Likewise.
2573 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2574 object when reading from the file.
2575 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2576 the object when doing deferred section layout.
2577
e597fa08
NC		 25782010-11-03 Nick Clifton <nickc@redhat.com>
2579
2580 PR gold/12001
2581 * script.h (class Symbol_assignment: name): New member. Returns
2582 the name of the symbol.
2583 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2584 Returns true if the given symbol name is on the list of
2585 assignments wating to be processed.
2586 * archive.cc (should_incldue_member): If the symbol is undefined,
2587 check to see if it is on the list of symbols pending assignment.
2588
3f9a3278
ILT		 25892010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2590
2591 * script-sections.cc (Script_sections::find_memory_region): Check
2592 for a NULL output section pointer.
2593
d06fb4d1
DK		 25942010-10-29 Doug Kwan <dougkwan@google.com>
2595
2596 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2597 Output_section::add_relaxed_input_section.
2598 * output.cc (Output_section::add_relaxed_input_section): Add new
2599 arguments LAYOUT and NAME. Set section order index.
2600 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2601 Copy section order index.
2602 * output.h (Output_section::add_relaxed_input_section): Add new
2603 arguments LAYOUT and NAME.
2604
90e24de5
ILT		 26052010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2606
2607 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2608 NATIVE_OR_CROSS_LINKER.
2609 * testsuite/Makefile.in: Regenerate.
2610
c9484ea5
DK		 26112010-10-20 Doug Kwan <dougkwan@google.com>
2612
2613 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2614 without SHF_LINK_ORDER flags.
2615 * layout.cc (Layout::choose_output_section): Do not filter
2616 SHF_LINK_ORDER flag in a relocatable link.
2617
5bc2f5be
CC		 26182010-10-17 Cary Coutant <ccoutant@google.com>
2619
2620 * output.h (Output_segment::set_section_addresses): Change function
2621 signature. Update all callers.
2622 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2623 sections.
2624 (Output_segment::set_section_addresses): Align after last TLS
2625 section. Add padding before last relro section instead of after.
2626
0c91cf04
DK		 26272010-10-17 Doug Kwan <dougkwan@google.com>
2628
2629 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2630 GOT output section to be writable.
2631
8c21d9d3
CC		 26322010-10-14 Cary Coutant <ccoutant@google.com>
2633
2634 * debug.h (DEBUG_INCREMENTAL): New flag.
2635 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2636 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2637 mode.
2638 * incremental.cc (report_command_line): Ignore all forms of
2639 --incremental.
2640 * layout.cc (Layout::Layout): Check parameters for incremental link
2641 mode.
2642 * options.cc (General_options::parse_incremental): New function.
2643 (General_options::parse_no_incremental): New function.
2644 (General_options::parse_incremental_full): New function.
2645 (General_options::parse_incremental_update): New function.
2646 (General_options::incremental_mode_): New data member.
2647 (General_options::finalize): Check incremental_mode_.
2648 * options.h (General_options): Update help text for --incremental.
2649 Add --no-incremental, --incremental-full, --incremental-update.
2650 (General_options::Incremental_mode): New enum type.
2651 (General_options::incremental_mode): New function.
2652 (General_options::incremental_mode_): New data member.
2653 * parameters.cc (Parameters::incremental_mode_): New data member.
2654 (Parameters::set_options): Set incremental_mode_.
2655 (Parameters::set_incremental_full): New function.
2656 (Parameters::incremental): New function.
2657 (Parameters::incremental_update): New function.
2658 (set_parameters_incremental_full): New function.
2659 * parameters.h (Parameters::set_incremental_full): New function.
2660 (Parameters::incremental): New function.
2661 (Parameters::incremental_update): New function.
2662 (Parameters::incremental_mode_): New data member.
2663 (set_parameters_incremental_full): New function.
2664 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2665 incremental link mode.
2666 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2667 (Sized_relobj::do_relocate_sections): Likewise.
2668 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2669 option.
2670 * testsuite/Makefile.in: Regenerate.
2671 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2672
bb32aa18 26732010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2674
2675 * script-sections.h (class Script_sections): Make
2676 Sections_elements typedef public.
2677 * script-sections.cc (class Sort_output_sections): Add elements_
2678 field. Add constructor which sets it; change all callers.
2679 (Sort_output_sections::is_before): New function.
2680 (Sort_output_sections::operator()): Call is_before.
2681 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2682 conditional.
2683 * testsuite/script_test_10.sh: New test. Test script section
2684 order.
2685 * testsuite/script_test_10.t: Likewise.
2686 * testsuite/script_test_10.s: Likewise.
2687 * testsuite/Makefile.am: Wrap the cross linker tests and the
2688 common tests into NATIVE_OR_CROSS_LINKER.
2689 (check_SCRIPTS): Add script_test_10.sh.
2690 (check_DATA): Add script_test_10.stdout.
2691 (script_test_10.o, script_test_10): New targets.
2692 (script_test_10.stdout): New target.
2693 * configure, testsuite/Makefile.in: Regenerate.
2694
3cef7179
ILT		 26952010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2696
2697 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2698 error for the deprecated relocations.
2699 (Target_arm::Scan::global): Likewise.
2700 (Target_arm::Relocate::relocate): Likewise.
2701
7411e9a8
RS		 27022010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2703
2704 * fileread.cc (Input_file::find_file): Initialize *found_name
2705 and *namep when using the fallback search for case 4.
2706
6a9da32a
CC		 27072010-10-11 Cary Coutant <ccoutant@google.com>
2708
2709 * options.h (class General_options): Redefine -z lazy as an alias for
2710 the negation of -z now.
2711
ac897c20
ILT		 27122010-10-11 Ian Lance Taylor <iant@google.com>
2713
2714 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2715 binding.
2716
ea5cae92
NC		 27172010-10-06 Nick Clifton <nickc@redhat.com>
2718
2719 * script-sections.cc(class Memory_region): Remove
2720 current_lma_offset_ field. Rename current_vma_offset_ to
2721 current_offset_. Add last_section_ field.
2722 (Memory_region::get_current_vma_address): Rename to
2723 get_current_address.
2724 (Memory_region::get_current_lma_address): Delete.
2725 (Memory_region::increment_vma_offset): Rename to
2726 increment_offset.
2727 (Memory_region::increment_lma_offset): Delete.
2728 (Memory_region::attributes_compatible): New method. Returns
2729 true if the provided section is compatible with the region.
2730 (Memory_region::get_last_section): New method. Returns the last
2731 section to use the region.
2732 (Memory_region::set_last_section): New method. Stores the last
2733 section to use the region.
2734 (Script_sections::block_in_region): New method. Returns true if
2735 a block of memory is contained within a region.
2736 (Script_sections::find_memory_region): New method. Locates a
2737 memory region to be used to set a VMA or LMA address.
2738 (Output_section_definition::set_section_addresses): Add code to
2739 check for addresses set by memory regions.
2740 (Output_segment::set_section_addresses): Remove memory region
2741 walking code.
2742 (Script_sections::create_segment): Add a warning if a header
2743 segment is created outside of any region.
2744 * script-sections.h (class Script_sections): Add prototypes for
2745 find_memory_region and block_in_region methods.
2746 * testsuite/memory_test.s: Use .long instead of .word.
2747 * testsuite/memory_test.t: Add some more output sections.
2748 * testsuite/memory_test.sh: Update expected output.
2749
a9bfd952
DK		 27502010-10-02 Doug Kwan <dougkwan@google.com>
2751
2752 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2753 defintion to symtab.h
2754 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2755 declaration to defintion.
2756
bacff3ab
NC		 27572010-10-01 Nick Clifton <nickc@redhat.com>
2758
2759 * expression.cc (eval): Replace dummy argument with NULL.
2760 (eval_maybe_dot): Check for a NULL result section pointer.
2761 (Symbol_expression::value): Likewise.
2762 (Dot_expression::value): Likewise.
2763 (BINARY_EXPRESSION): Likewise.
2764 (Max_expression::value): Likewise.
2765 (Min_expression::value): Likewise.
2766 (Absolute_expression::value): Likewise.
2767 (Addr_expression::value_from_output_section): Likewise.
2768 (Loaddddr_expression::value_from_output_section): Likewise.
2769 (Segment_start_expression::value): Likewise.
2770 * script-sections.cc
2771 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2772 argument with NULL.
2773 (Sections_elememt_dot_assignment::set_section_addresses):
2774 Likewise.
2775 (Output_data_expression::do_write_to_buffer): Likewise.
2776 (Output_section_definition::finalize_symbols): Likewise.
2777 (Output_section_definition::set_section_addresses): Likewise.
2778
f81bc8b5
DK		 27792010-09-30 Doug Kwan <dougkwan@google.com>
2780
2781 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2782
c95e9f27
ST		 27832010-09-28 Sriraman Tallam <tmsriram@google.com>
2784
2785 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2786 function.
c95e9f27
ST		 2787 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2788 virtual function.
2789 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2790 virtual function.
2791 * icf.cc (get_section_contents): Inline merge sections only when
2792 target allows it.
2793
3cac54d2
RW		 27942010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2795
2796 * configure: Regenerate.
2797
2904037a
ILT		 27982010-09-17 Ian Lance Taylor <iant@google.com>
2799
2800 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2801 * testsuite/Makefile.am (memory_test.o): New target.
2802 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2803 memory_test.t.
2804 * testsuite/Makefile.in: Rebuild.
2904037a 2805
bca7fb63
DK		 28062010-09-17 Doug Kwan <dougkwan@google.com>
2807
2808 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2809 defintion if relocation uses GOT entries of the symbol.
2810 * testsuite/icf_safe_test.sh: Fix test.
2811 * testsuite/icf_safe_so_test.sh: Fix test.
2812
4ef28648
CC		 28132010-09-16 Cary Coutant <ccoutant@google.com>
2814
2815 * script_sections.cc (class Memory_region): Remove "NULL" from
2816 vector initializations.
2817
793990de
CC		 28182010-09-15 Cary Coutant <ccoutant@google.com>
2819
2820 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2821 Resolve forwarding symbols.
2822
81e015e2
DK		 28232010-09-15 Doug Kwan <dougkwan@google.com>
2824
2825 * gold/testsuite/script_test_3.t: Add ARM special sections.
2826 * gold/testsuite/script_test_4.t: Same.
2827 * gold/testsuite/script_test_5.t: Same.
2828 * gold/testsuite/script_test_6.t: Same.
2829 * gold/testsuite/script_test_7.t: Same.
2830 * gold/testsuite/script_test_7.t: Same.
2831 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2832
36171d64
CC		 28332010-09-14 Cary Coutant <ccoutant@google.com>
2834
2835 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2836 (Target_x86_64::Relocate::relocate_tls): Replace check for
2837 saw_tls_block_reloc_ with test for executable section.
2838
d89051bd
CC		 28392010-09-12 Cary Coutant <ccoutant@google.com>
2840
2841 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2842 position-independent executables to shared libraries need dynamic
2843 relocations.
2844 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2845 position-independent executables.
2846 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2847 * testsuite/Makefile.in: Regenerate.
2848
fca41f0f
NC		 28492010-09-10 Nick Clifton <nickc@redhat.com>
2850
2851 PR gold/11997
2852 * testsuite/memory_test.t: Discard any sections that are not
2853 needed.
2854
6695e4b3
L		 28552010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2856
2857 PR gold/11996
2858 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2859 "This::" to work around a bug in gcc 4.2.
2860
2861 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2862
0f72bf6f
RÁE		 28632010-09-09 Rafael Espindola <espindola@google.com>
2864
2865 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2866 sections with different PF_X flags in the same segment.
2867 (Layout::find_first_load_seg): Search all segments to find the first
2868 one.
2869 * options.h (rosegment): New.
2870
28712010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2872
05a79166 2873 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2874
aa98ff75
DK		 28752010-09-08 Doug Kwan <dougkwan@google.com>
2876
2877 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2878 (Arm_relobj::do_relocate_sections): Add new parameter for output
2879 file to match the parent.
2880 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2881 of local symbols instead of input values. Update code to track
2882 changes in gold::relocate_section.
2883 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2884 (Sized_relobj::compute_final_local_value_internal): New methods.
2885 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2886 body into private version of Sized_relobj::compute_final_local_value.
2887 Call the inline method.
2888 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2889 merged symbol value if there is one.
2890 (Symbol_value::has_output_value): New method defintiion.
2891 (Sized_relobj::Compute_final_local_value_status): New enum type.
2892 (Sized_relobj::compute_final_local_value): New methods.
2893 (Sized_relobj::compute_final_local_value_internal): New methods.
2894 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2895 and arm_cortex_a8.sh.
2896 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2897 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2898 New tests.
2899 * Makefile.in: Regenerate.
2900 * testsuite/arm_bl_out_of_range.s: Update test.
2901 * testsuite/thumb_bl_out_of_range.s: Ditto.
2902 * testsuite/thumb_blx_out_of_range.s: Ditto.
2903 * testsuite/arm_branch_out_of_range.sh: New file.
2904 * testsuite/arm_cortex_a8.sh: Ditto.
2905 * testsuite/arm_cortex_a8_b.s: Ditto.
2906 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2907 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2908 * testsuite/arm_cortex_a8_bl.s: Ditto.
2909 * testsuite/arm_cortex_a8_blx.s: Ditto.
2910 * testsuite/arm_cortex_a8_local.s: Ditto.
2911 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2912 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2913
05a79166
L		 29142010-09-08 Rafael Espindola <espindola@google.com>
2915
2916 * Makefile.am (memory_test.stdout): Run readelf with -W.
2917 * Makefile.in: Regenerate.
2918 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2919 64 bit output.
2920
33dbc701
RÁE		 29212010-09-08 Rafael Espindola <espindola@google.com>
2922
2923 * script-sections.cc (Script_sections::add_memory_region): Convert
2924 field precision to int.
2925 * script.cc (script_set_section_region, script_set_section_region):
2926 Convert field precision to int.
2927
731ca54a
RÁE		 29282010-09-08 Rafael Espindola <espindola@google.com>
2929
2930 * arm.cc (do_finalize_sections): Create the __exidx_start and
2931 __exdix_end symbols even when the section is missing.
2932
7f8cd844
NC		 29332010-09-08 Nick Clifton <nickc@redhat.com>
2934
2935 * README: Remove claim that MEMORY is not supported.
2936 * expression.cc (script_exp_function_origin)
2937 (script_exp_function_length): Move from here to ...
2938 * script.cc: ... here.
2939 (script_set_section_region, script_add_memory)
2940 (script_parse_memory_attr, script_include_directive): New
2941 functions.
2942 * script-sections.cc
2943 (class Memory_region): New class.
2944 (class Output_section_definition): Add set_memory_region,
2945 set_section_vma, set_section_lma and get_section_name methods.
2946 (class Script_Sections): Add add_memory_region,
2947 find_memory_region, find_memory_region_origin,
2948 find_memory_region_length and set_memory_region methods.
2949 Have set_section_addresses method walk the list of set memory
2950 regions.
2951 Extend the print methos to display memory regions.
2952 * script-sections.h: Add prototypes for new methods.
2953 Add enum for MEMORY region attributes.
2954 * yyscript.y: Add support for parsing MEMORY regions.
2955 * script-c.h: Add prototypes for new functions.
2956 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2957 * testsuite/Makefile.in: Regenerate.
2958 * testsuite/memory_test.sh: New script.
2959 * testsuite/memory_test.s: New assembler source file.
2960 * testsuite/memory_test.t: New linker script.
2961
a4649286
DK		 29622010-08-27 Doug Kwan <dougkwan@google.com>
2963
2964 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2965 reference override an existing dynamic weak reference.
2966 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2967 * testsuite/Makefile.in: Regenerate.
2968 * testsuite/dyn_weak_ref.sh: New file.
2969 * testsuite/dyn_weak_ref_1.c: Ditto.
2970 * testsuite/dyn_weak_ref_2.c: Ditto.
2971
b56648ad
ILT		 29722010-08-27 Ian Lance Taylor <iant@google.com>
2973
2974 * incremental.h (class Incremental_input_entry): Add virtual
2975 destructor.
2976
809313cb
ILT		 29772010-08-27 Ian Lance Taylor <iant@google.com>
2978
2979 * testsuite/start_lib_test_3.c: Mark t3 as used.
2980
11e32464
NC		 29812010-08-27 Nick Clifton <nickc@redhat.com>
2982
2983 * options.cc (version_script): Fix small typo in previous
2984 whitespace tidyup.
2985
ca09d69a
NC		 29862010-08-25 Nick Clifton <nickc@redhat.com>
2987
2988 * archive.cc: Formatting fixes: Remove whitespace between
2989 typename and following asterisk. Remove whitespace between
2990 function name and opening parenthesis.
2991 * archive.h: Likewise.
2992 * arm.cc: Likewise.
2993 * attributes.cc: Likewise.
2994 * attributes.h: Likewise.
2995 * common.cc: Likewise.
2996 * copy-relocs.cc: Likewise.
2997 * dirsearch.h: Likewise.
2998 * dynobj.cc: Likewise.
2999 * ehframe.cc: Likewise.
3000 * ehframe.h: Likewise.
3001 * expression.cc: Likewise.
3002 * fileread.cc: Likewise.
3003 * fileread.h: Likewise.
3004 * gc.h: Likewise.
3005 * gold-threads.cc: Likewise.
3006 * gold.cc: Likewise.
3007 * i386.cc: Likewise.
3008 * icf.h: Likewise.
3009 * incremental-dump.cc: Likewise.
3010 * incremental.cc: Likewise.
3011 * layout.cc: Likewise.
3012 * layout.h: Likewise.
3013 * main.cc: Likewise.
3014 * merge.cc: Likewise.
3015 * merge.h: Likewise.
3016 * object.cc: Likewise.
3017 * object.h: Likewise.
3018 * options.cc: Likewise.
3019 * options.h: Likewise.
3020 * output.cc: Likewise.
3021 * output.h: Likewise.
3022 * plugin.cc: Likewise.
3023 * plugin.h: Likewise.
3024 * powerpc.cc: Likewise.
3025 * reloc.cc: Likewise.
3026 * script-c.h: Likewise.
3027 * script-sections.cc: Likewise.
3028 * script.cc: Likewise.
3029 * stringpool.cc: Likewise.
3030 * symtab.cc: Likewise.
3031 * symtab.h: Likewise.
3032 * target.cc: Likewise.
3033 * timer.cc: Likewise.
3034 * timer.h: Likewise.
3035 * version.cc: Likewise.
3036 * x86_64.cc: Likewise.
3037
b8fa8750
NC		 30382010-08-24 Nick Clifton <nickc@redhat.com>
3039
3040 PR 11899
3041 * layout.cc (segment_precedes): Sort segments by their physical
3042 addresses, if they have been set.
3043
9919d93b
CC		 30442010-08-23 Cary Coutant <ccoutant@google.com>
3045
3046 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3047 symbols data.
3048 (Lib_group::include_member): Unlock object after deleting its
3049 symbols data.
3050 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3051 the bug fixed here.
3052
97b4be1c
CC		 30532010-08-19 Neil Vachharajani <nvachhar@google.com>
3054 Cary Coutant <ccoutant@google.com>
3055
3056 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3057 constructor, and set_blocker.
3058 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3059 readsyms_blocker_.
3060 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3061 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3062 * testsuite/Makefile.am (start_lib_test): New test case.
3063 * testsuite/Makefile.in: Regenerate.
3064 * testsuite/start_lib_test_main.c: New file.
3065 * testsuite/start_lib_test_1.c: New file.
3066 * testsuite/start_lib_test_2.c: New file.
3067 * testsuite/start_lib_test_3.c: New file.
3068
dd0b1884
ILT		 30692010-08-19 Ian Lance Taylor <iant@google.com>
3070
3071 * Makefile.in: Rebuild with automake 1.11.1.
3072 * aclocal.m4: Likewise.
3073 * testsuite/Makefile.in: Likewise.
3074
7223e9ca
ILT		 30752010-08-19 Ian Lance Taylor <iant@google.com>
3076
3077 PR 10893
3078 * i386.cc (class Output_data_plt_i386): Update declarations.
3079 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3080 local_ifuncs_ fields.
3081 (Target_i386::do_plt_section_for_global): New function.
3082 (Target_i386::do_plt_section_for_local): New function.
3083 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3084 parameter; change all callers. Initialize global_ifuncs_ and
3085 local_ifuncs_. If doing a static link define __rel_iplt_start and
3086 __rel_iplt_end.
3087 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3088 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3089 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3090 symbols.
3091 (Target_i386::make_plt_section): New function, broken out of
3092 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3093 (Target_i386::make_plt_entry): Call make_plt_section.
3094 (Target_i386::make_local_ifunc_plt_entry): New function.
3095 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3096 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3097 R_386_IRELATIVE to switch.
3098 (Target_i386::Scan::global): Likewise.
3099 (Target_i386::Relocate::relocate): Likewise.
3100 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3101 switch.
3102 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3103 (Target_x86_64::do_plt_section_for_global): New function.
3104 (Target_x86_64::do_plt_section_for_local): New function.
3105 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3106 parameter; change all callers. If doing a static link define
3107 __rela_iplt_start and __rela_iplt_end.
3108 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3109 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3110 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3111 to point to .plt.
3112 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3113 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3114 switch.
3115 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3116 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3117 R_X86_64_IRELATIVE to switch.
3118 (Target_x86_64::Scan::global): Likewise.
3119 (Target_x86_64::Relocate::relocate): Likewise.
3120 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3121 switch.
3122 * target.h (class Target): Add plt_section_for_global and
3123 plt_section_for_local functions. Add do_plt_section_for_global
3124 and do_plt_section_for_local virtual functions.
3125 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3126 clarifying comments.
3127 (Symbol::use_plt_offset): Handle IFUNC symbol.
3128 * object.cc (Sized_relobj::Sized_relobj): Initialize
3129 local_plt_offsets_.
3130 (Sized_relobj::local_has_plt_offset): New function.
3131 (Sized_relobj::local_plt_offset): New function.
3132 (Sized_relobj::set_local_plt_offset): New function.
3133 (Sized_relobj::do_count): Handle IFUNC symbol.
3134 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3135 a bit away from input_shndx_ field. Add set_is_func_symbol and
3136 is_ifunc_symbol functions.
3137 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3138 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3139 local_plt_offsets_ field.
3140 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3141 * output.h (class Output_section_data): Add non-const
3142 output_section function.
3143 (class Output_data_got): Update declarations.
3144 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3145 Add use_plt_offset parameter to global and local constructors.
3146 Change all callers. Change local_sym_index_ field to 31 bits.
3147 Change GSYM_CODE and CONSTANT_CODE accordingly.
3148 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3149 doing a static link don't set sh_link field.
3150 (Output_data_got::Got_entry::write): Use PLT offset if
3151 appropriate.
3152 (Output_data_got::add_global_plt): New function.
3153 (Output_data_got::add_local_plt): New function.
3154 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3155 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3156 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3157 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3158 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3159 IFUNC conditional.
3160 * testsuite/ifunc-sel.h: New file.
3161 * testsuite/ifuncmain1.c: New file.
3162 * testsuite/ifuncmain1vis.c: New file.
3163 * testsuite/ifuncmod1.c: New file.
3164 * testsuite/ifuncdep2.c: New file.
3165 * testsuite/ifuncmain2.c: New file.
3166 * testsuite/ifuncmain3.c: New file.
3167 * testsuite/ifuncmod3.c: New file.
3168 * testsuite/ifuncmain4.c: New file.
3169 * testsuite/ifuncmain5.c: New file.
3170 * testsuite/ifuncmod5.c: New file.
3171 * testsuite/ifuncmain6pie.c: New file.
3172 * testsuite/ifuncmod6.c: New file.
3173 * testsuite/ifuncmain7.c: New file.
3174 * configure, testsuite/Makefile.in: Rebuild.
3175
56f75c03
ILT		 31762010-08-18 Ian Lance Taylor <iant@google.com>
3177
3178 * incremental.cc
3179 (Output_section_incremental_inputs::write_input_files): Add cast
3180 to avoid signed/unsigned comparison warning.
3181 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3182
55455f89
CC		 31832010-08-12 Cary Coutant <ccoutant@google.com>
3184
3185 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3186
e2054bcb
ILT		 31872010-08-13 Ian Lance Taylor <iant@google.com>
3188
3189 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3190
74f67560
DK		 31912010-08-12 Cary Coutant <ccoutant@google.com>
3192 Doug Kwan <dougkwan@google.com>
3193
3194 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3195 defintion overrides non-weak undef, remember that the original undef
3196 is not weak.
3197 * symtab.cc (Symbol_table::sized_write_global): For undef without
3198 an original weak binding, set binding to global in output.
3199 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3200 * testsuite/Makefile.in: Regenerate.
3201 * testsuite/strong_ref_weak_def.sh: New file.
3202 * testsuite/strong_ref_weak_def_1.c: Ditto.
3203 * testsuite/strong_ref_weak_def_2.c: Ditto.
3204
d1238d12
CC		 32052010-08-12 Cary Coutant <ccoutant@google.com>
3206
3207 * testsuite/incremental_test.sh: Rewrite.
3208 * testsuite/incremental_test_1.c: Rewrite.
3209 * testsuite/incremental_test_2.c: Rewrite.
3210
0e70b911
CC		 32112010-08-12 Cary Coutant <ccoutant@google.com>
3212
3213 * arm.cc (Target_arm::got_size): Add const.
3214 (Target_arm::got_entry_count): New function.
3215 (Target_arm::plt_entry_count): New function.
3216 (Target_arm::first_plt_entry_offset): New function.
3217 (Target_arm::plt_entry_size): New function.
3218 (Output_data_plt_arm::entry_count): New function.
3219 (Output_data_plt_arm::first_plt_entry_offset): New function.
3220 (Output_data_plt_arm::get_plt_entry_size): New function.
3221 * i386.cc (Target_i386::got_size): Add const.
3222 (Target_i386::got_entry_count): New function.
3223 (Target_i386::plt_entry_count): New function.
3224 (Target_i386::first_plt_entry_offset): New function.
3225 (Target_i386::plt_entry_size): New function.
3226 (Output_data_plt_i386::entry_count): New function.
3227 (Output_data_plt_i386::first_plt_entry_offset): New function.
3228 (Output_data_plt_i386::get_plt_entry_size): New function.
3229 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3230 find_incremental_inputs_sections. Dump incremental_got_plt section.
3231 * incremental.cc: Include target.h.
3232 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3233 parameter. Adjust all callers. Find incremental_got_plt section.
3234 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3235 section.
3236 (Output_section_incremental_inputs::set_final_data_size): Calculate
3237 size of incremental_got_plt section.
3238 (Output_section_incremental_inputs::do_write): Write the
3239 incremental_got_plt section.
3240 (Got_plt_view_info): New struct.
3241 (Local_got_offset_visitor): New class.
3242 (Global_got_offset_visitor): New class.
3243 (Global_symbol_visitor_got_plt): New class.
3244 (Output_section_incremental_inputs::write_got_plt): New function.
3245 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3246 Add parameter. Adjust all callers.
3247 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3248 (Incremental_inputs::got_plt_section): New function.
3249 (Incremental_inputs::got_plt_section_): New data member.
3250 (Incremental_got_plt_reader): New class.
3251 * layout.cc (Layout::create_incremental_info_sections): Add the
3252 incremental_got_plt section.
3253 * object.h (Got_offset_list::get_list): New function.
3254 (Got offset_list::for_all_got_offsets): New function.
3255 (Sized_relobj::local_got_offset_list): New function.
3256 * powerpc.cc (Target_powerpc::got_size): Add const.
3257 (Target_powerpc::got_entry_count): New function.
3258 (Target_powerpc::plt_entry_count): New function.
3259 (Target_powerpc::first_plt_entry_offset): New function.
3260 (Target_powerpc::plt_entry_size): New function.
3261 (Output_data_plt_powerpc::entry_count): New function.
3262 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3263 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3264 * sparc.cc (Target_sparc::got_size): Add const.
3265 (Target_sparc::got_entry_count): New function.
3266 (Target_sparc::plt_entry_count): New function.
3267 (Target_sparc::first_plt_entry_offset): New function.
3268 (Target_sparc::plt_entry_size): New function.
3269 (Output_data_plt_sparc::entry_count): New function.
3270 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3271 (Output_data_plt_sparc::get_plt_entry_size): New function.
3272 * symtab.h (Symbol::got_offset_list): New function.
3273 (Symbol_table::for_all_symbols): New function.
3274 * target.h (Sized_target::got_entry_count): New function.
3275 (Sized_target::plt_entry_count): New function.
3276 (Sized_target::plt_entry_size): New function.
3277 * x86_64.cc (Target_x86_64::got_size): Add const.
3278 (Target_x86_64::got_entry_count): New function.
3279 (Target_x86_64::plt_entry_count): New function.
3280 (Target_x86_64::first_plt_entry_offset): New function.
3281 (Target_x86_64::plt_entry_size): New function.
3282 (Output_data_plt_x86_64::entry_count): New function.
3283 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3284 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3285
09ec0418
CC		 32862010-08-12 Cary Coutant <ccoutant@google.com>
3287
3288 * archive.cc: Include incremental.h.
3289 (Archive::Archive): Initialize incremental_info_.
3290 (Archive::include_member): Record archive members in incremental info.
3291 (Add_archive_symbols::run): Record begin and end of an archive in
3292 incremental info.
3293 (Lib_group::include_member): Record objects in incremental info.
3294 * archive.h (Incremental_archive_entry): Forward declaration.
3295 (Archive::set_incremental_info): New member function.
3296 (Archive::incremental_info): New member function.
3297 (Archive::Unused_symbol_iterator): New class.
3298 (Archive::unused_symbols_begin): New member function.
3299 (Archive::unused_symbols_end): New member function.
3300 (Archive::incremental_info_): New data member.
3301 * incremental-dump.cc (find_input_containing_global): New function.
3302 (dump_incremental_inputs): Dump new incremental info sections.
3303 * incremental.cc: Include symtab.h.
3304 (Output_section_incremental_inputs): New class.
3305 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3306 new incremental info sections.
3307 (Sized_incremental_binary::do_check_inputs): Likewise.
3308 (Incremental_inputs::report_archive): Remove.
3309 (Incremental_inputs::report_archive_begin): New function.
3310 (Incremental_inputs::report_archive_end): New function.
3311 (Incremental_inputs::report_object): New function.
3312 (Incremental_inputs::finalize_inputs): Remove.
3313 (Incremental_inputs::report_input_section): New function.
3314 (Incremental_inputs::report_script): Rewrite.
3315 (Incremental_inputs::finalize): Do nothing but finalize string table.
3316 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3317 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3318 (Incremental_inputs::create_data_sections): New function.
3319 (Incremental_inputs::relocs_entsize): New function.
3320 (Output_section_incremental_inputs::set_final_data_size): New function.
3321 (Output_section_incremental_inputs::do_write): New function.
3322 (Output_section_incremental_inputs::write_header): New function.
3323 (Output_section_incremental_inputs::write_input_files): New function.
3324 (Output_section_incremental_inputs::write_info_blocks): New function.
3325 (Output_section_incremental_inputs::write_symtab): New function.
3326 * incremental.h (Incremental_script_entry): Forward declaration.
3327 (Incremental_object_entry): Forward declaration.
3328 (Incremental_archive_entry): Forward declaration.
3329 (Incremental_inputs): Forward declaration.
3330 (Incremental_inputs_header_data): Remove.
3331 (Incremental_inputs_header): Remove.
3332 (Incremental_inputs_header_write): Remove.
3333 (Incremental_inputs_entry_data): Remove.
3334 (Incremental_inputs_entry): Remove.
3335 (Incremental_inputs_entry_write): Remove.
3336 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3337 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3338 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3339 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3340 Likewise.
3341 (Incremental_input_entry): New class.
3342 (Incremental_script_entry): New class.
3343 (Incremental_object_entry): New class.
3344 (Incremental_archive_entry): New class.
3345 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3346 (Incremental_inputs::report_inputs): Remove.
3347 (Incremental_inputs::report_archive): Remove.
3348 (Incremental_inputs::report_archive_begin): New function.
3349 (Incremental_inputs::report_archive_end): New function.
3350 (Incremental_inputs::report_object): Change prototype.
3351 (Incremental_inputs::report_input_section): New function.
3352 (Incremental_inputs::report_script): Change prototype.
3353 (Incremental_inputs::get_reloc_count): New function.
3354 (Incremental_inputs::set_reloc_count): New function.
3355 (Incremental_inputs::create_data_sections): New function.
3356 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3357 (Incremental_inputs::inputs_section): New function.
3358 (Incremental_inputs::symtab_section): New function.
3359 (Incremental_inputs::relocs_section): New function.
3360 (Incremental_inputs::get_stringpool): Add const.
3361 (Incremental_inputs::command_line): Add const.
3362 (Incremental_inputs::inputs): Remove.
3363 (Incremental_inputs::command_line_key): New function.
3364 (Incremental_inputs::input_file_count): New function.
3365 (Incremental_inputs::input_files): New function.
3366 (Incremental_inputs::relocs_entsize): New function.
3367 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3368 (Incremental_inputs::finalize_inputs): Remove.
3369 (Incremental_inputs::Input_info): Remove.
3370 (Incremental_inputs::lock_): Remove.
3371 (Incremental_inputs::inputs_): Change type.
3372 (Incremental_inputs::inputs_map_): Remove.
3373 (Incremental_inputs::current_object_entry_): New data member.
3374 (Incremental_inputs::inputs_section_): New data member.
3375 (Incremental_inputs::symtab_section_): New data member.
3376 (Incremental_inputs::relocs_section_): New data member.
3377 (Incremental_inputs::reloc_count_): New data member.
3378 (Incremental_inputs_reader): New class.
3379 (Incremental_symtab_reader): New class.
3380 (Incremental_relocs_reader): New class.
3381 * layout.cc (Layout::finalize): Move finalization of incremental info
3382 and creation of incremental info sections to follow finalization of
3383 symbol table. Set offsets for postprocessing sections.
3384 (Layout::create_incremental_info_sections): Call
3385 Incremental_inputs::create_data_sections. Add incremental symtab
3386 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3387 sections to layout after input sections.
3388 * layout.h (struct Timespec): Forward declaration.
3389 (Layout::incremental_inputs): Add const.
3390 (Layout::create_incremental_info_sections): Add parameter.
3391 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3392 * object.cc: Include incremental.h.
3393 (Relobj::finalize_incremental_relocs): New function.
3394 (Sized_relobj::do_layout): Record input sections in incremental info.
3395 * object.h (Object::output_section): New function.
3396 (Object::output_section_offset): Moved from Relobj.
3397 (Object::get_incremental_reloc_base): New function.
3398 (Object::get_incremental_reloc_count): New function.
3399 (Object::do_output_section): New function.
3400 (Object::do_output_section_offset): Moved from Relobj.
3401 (Object::do_get_incremental_reloc_base): New function.
3402 (Object::do_get_incremental_reloc_count): New function.
3403 (Object::Object): Initialize new data members.
3404 (Relobj::output_section): Renamed do_output_section and moved to
3405 protected.
3406 (Relobj::output_section_offset): Moved to Object.
3407 (Relobj::do_get_incremental_reloc_base): New function.
3408 (Relobj::do_get_incremental_reloc_count): New function.
3409 (Relobj::allocate_incremental_reloc_counts): New function.
3410 (Relobj::count_incremental_reloc): New function.
3411 (Relobj::finalize_incremental_relocs): New function.
3412 (Relobj::next_incremental_reloc_index): New function.
3413 (Relobj::reloc_counts_): New data member.
3414 (Relobj::reloc_bases_): New data member.
3415 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3416 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3417 (Sized_relobj::incremental_relocs_scan): New function.
3418 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3419 (Sized_relobj::incremental_relocs_write): New function.
3420 (Sized_relobj::incremental_relocs_write_reltype): New function.
3421 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3422 incremental link.
3423 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3424 archives and object files elsewhere.
3425 (Add_symbols::run): Report object files here.
3426 (Finish_group::run): Report end of archive at end of group.
3427 * reloc.cc: Include layout.h, incremental.h.
3428 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3429 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3430 (Sized_relobj::incremental_relocs_scan): New function.
3431 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3432 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3433 (Sized_relobj::incremental_relocs_write): New function.
3434 (Sized_relobj::incremental_relocs_write_reltype): New function.
3435 * script.cc (read_input_script): Rewrite test for incremental link.
3436 Change call to Incremental_inputs::report_script.
3437 * symtab.h (Symbol_table::first_global_index): New function.
3438 (Symbol_table::output_count): New function.
3439
ce0d1972
DK		 34402010-08-12 Doug Kwan <dougkwan@google.com>
3441
3442 * arm.cc (Target_arm::merge_object_attributes): Check command line
3443 options --no-wchar-size-warning and --no-enum-size-warning.
3444 * options.h (General_options): Add ld-compatible options
3445 --no-enum-size-warning and --no-wchar-size-warning.
3446
6e5710ce
ILT		 34472010-08-04 Ian Lance Taylor <iant@google.com>
3448
3449 * x86_64.cc (Target_x86_64::Scan::local): Use
3450 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3451 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3452 (Target_x86_64::Scan::global): Likewise.
3453 (Target_x86_64::Relocate::relocate): Likewise.
3454 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3455 Likewise.
3456
fef830db
CC		 34572010-08-03 Cary Coutant <ccoutant@google.com>
3458
3459 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3460 to reserve space in merged_strings vector. Keep total input size
3461 for stats.
3462 (Output_merge_string::do_print_merge_stats): Print total input size.
3463 * merge.h (Output_merge_string): Add input_size_ field.
3464 * stringpool.cc (Stringpool_template::string_length): Move
3465 implementations out of Stringpool_template class and place in
3466 stringpool.h.
3467 * stringpool.h (string_length): Move out of Stringpool_template.
3468
1e3811b0
ILT		 34692010-08-03 Ian Lance Taylor <iant@google.com>
3470
3471 PR 11712
3472 * layout.cc (relaxation_loop_body): If address of load segment is
3473 set, adjust address to include headers if possible.
3474
7af0c620
ILT		 34752010-08-03 Ian Lance Taylor <iant@google.com>
3476
3477 * version.cc (version_string): Bump to 1.10.
3478
22f0da72
ILT		 34792010-08-03 Ian Lance Taylor <iant@google.com>
3480
3481 PR 11805
3482 * layout.h (enum Output_section_order): Define.
3483 (class Layout): Update declarations.
3484 * layout.cc (Layout::get_output_section): Add order parameter.
3485 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3486 is_first_non_relro parameters. Change all callers.
3487 (Layout::choose_output_section): Likewise.
3488 (Layout::add_output_section_data): Likewise.
3489 (Layout::make_output_section): Likewise. Set order.
3490 (Layout::default_section_order): New function.
3491 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3492 * output.cc (Output_section::Output_section): Initialize order_.
3493 Don't initialize deleted fields.
3494 (Output_segment::Output_segment): Don't initialize deleted
3495 fields.
3496 (Output_segment::add_output_section_to_load): New function
3497 replacing add_output_section. Change all callers to call this or
3498 add_output_section_to_nonload.
3499 (Output_segment::add_output_section_to_nonload): New function.
3500 (Output_segment::remove_output_section): Rewrite.
3501 (Output_segment::add_initial_output_data): Likewise.
3502 (Output_segment::has_any_data_sections): Likewise.
3503 (Output_segment::is_first_section_relro): Likewise.
3504 (Output_segment::maximum_alignment): Likewise.
3505 (Output_segment::has_dynamic_reloc): New function replacing
3506 dynamic_reloc_count. Change all callers.
3507 (Output_segment::has_dynamic_reloc_list): New function replacing
3508 dynamic_reloc_count_list. Change all callers.
3509 (Output_segment::set_section_addresses): Rewrite.
3510 (Output_segment::set_offset): Rewrite.
3511 (Output_segment::find_first_and_last_list): Remove.
3512 (Output_segment::set_tls_offsets): Rewrite.
3513 (Output_segment::first_section_load_address): Likewise.
3514 (Output_segment::output_section_count): Likewise.
3515 (Output_segment::section_with_lowest_load_address): Likewise.
3516 (Output_segment::write_section_headers): Likewise.
3517 (Output_segment::print_sections_to_map): Likewise.
3518 * output.h (class Output_data): Remove dynamic_reloc_count_
3519 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3520 (Output_data::add_dynamic_reloc): Rewrite.
3521 (Output_data::has_dynamic_reloc): New function.
3522 (Output_data::dynamic_reloc_count): Remove.
3523 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3524 is_last_relro_, is_first_non_relro_, is_interp_,
3525 is_dynamic_linker_section_ fields. Add order and set_order
3526 functions. Remove is_relro_local, set_is_relro_local,
3527 is_last_relro, set_is_last_relro, is_first_non_relro,
3528 set_is_first_non_relro functions, is_interp, set_is_interp,
3529 is_dynamic_linker_section, and set_is_dynamic_linker_section
3530 functions.
3531 (class Output_segment): Change Output_data_list from std::list to
3532 std:;vector. Add output_lists_ field. Remove output_data_ and
3533 output_bss_ fields. Update declarations.
3534
3ff2ccb0
ILT		 35352010-08-02 Ian Lance Taylor <iant@google.com>
3536
3537 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3538 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3539 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3540
88a4108b
ILT		 35412010-08-02 Ian Lance Taylor <iant@google.com>
3542
3543 PR 11855
3544 * script.cc (Script_options::Script_options): Initialize
3545 symbol_definitions_ and symbol_references_.
3546 (Script_options::add_symbol_assignment): Update
3547 symbol_definitions_ and symbol_references_.
3548 (Script_options::add_symbol_reference): New function.
3549 (script_symbol): New function.
3550 * script.h (class Script_options): Add symbol_definitions_ and
3551 symbol_references_ fields.
3552 (Script_options::referenced_const_iterator): New type.
3553 (Script_options::referenced_begin): New function.
3554 (Script_options::referenced_end): New function.
3555 (Script_options::is_referenced): New function.
3556 (Script_options::any_unreferenced): New function.
3557 * script-c.h (script_symbol): Declare.
3558 * yyscript.y (exp): Call script_symbol.
3559 * symtab.cc: Include "script.h".
3560 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3561 Change all callers. Check symbols referenced by scripts.
3562 (Symbol_table::add_undefined_symbols_from_command_line): Add
3563 layout parameter. Change all callers.
3564 (Symbol_table::do_add_undefined_symbols_from_command_line):
3565 Likewise. Break out loop body. Check symbols referenced by
3566 scripts.
3567 (Symbol_table::add_undefined_symbol_from_command_line): New
3568 function broken out of
3569 do_add_undefined_symbols_from_command_line.
3570 * symtab.h (class Symbol_table): Update declarations.
3571 * archive.cc: Include "layout.h".
3572 (Archive::should_include_member): Add layout parameter. Change
3573 all callers. Check for symbol mentioned in expression.
3574 * archive.h (class Archive): Update declaration.
3575 * object.cc (Sized_relobj::do_should_include_member): Add layout
3576 parameter.
3577 * object.h (Object::should_include_member): Add layout parameter.
3578 Change all callers.
3579 (Object::do_should_include_member): Add layout parameter.
3580 (class Sized_relobj): Update declaration.
3581 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3582 parameter.
3583 * dynobj.h (class Sized_dynobj): Update declaration.
3584 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3585 layout parameter.
3586 * plugin.h (class Sized_pluginobj): Update declaration.
3587
5f1ab67a
ILT		 35882010-08-02 Ian Lance Taylor <iant@google.com>
3589
3590 PR 11866
3591 * output.cc (Output_segment::set_offset): Search for the first and
3592 last sections rather than assuming that the list is in order.
3593 (Output_segment::find_first_and_last_list): New function.
3594 * output.h (class Output_segment): Update declarations.
3595 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3596 (relro_strip_test_SOURCES): New variable.
3597 (relro_strip_test_DEPENDENCIES): New variable.
3598 (relro_strip_test_LDFLAGS): New variable.
3599 (relro_strip_test_LDADD): New variable.
3600 (relro_strip_test.so): New target.
3601
a8df5856
ILT		 36022010-08-02 Ian Lance Taylor <iant@google.com>
3603
3604 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3605 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3606 (Target_i386::got_tlsdesc_section): New function.
3607 (Target_i386::got_section): Create space for GOT entries for
3608 TLSDESC relocations.
3609 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3610 R_386_TLS_GOTDESC.
3611 (Target_i386::Scan::global): Likewise.
3612 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3613 using TLSDESC GOT.
3614 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3615 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3616 (Target_x86_64::got_tlsdesc_section): New function.
3617 (Target_x86_64::got_section): Create space for GOT entries for
3618 TLSDESC relocations.
3619 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3620 R_386_TLS_GOTDESC.
3621 (Target_x86_64::Scan::global): Likewise.
3622 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3623 using TLSDESC GOT.
3624
0c10a0a6
ILT		 36252010-08-02 Ian Lance Taylor <iant@google.com>
3626
3627 * testsuite/final_layout.sh: Use dc to convert from hex to
3628 decimal.
3629
41cbeecc
ST		 36302010-07-29 Sriraman Tallam <tmsriram@google.com>
3631
3632 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3633 paramter to the call to gold::gc_process_relocs.
3634 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3635 paramter to the call to gold::gc_process_relocs.
3636 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3637 parameter to the call to gold::gc_process_relocs.
3638 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3639 template parameter to the call to gold::gc_process_relocs.
3640 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3641 paramter to the call to gold::gc_process_relocs.
3642 * gc.h (get_embedded_addend_size): New function.
3643 (gc_process_relocs): Save the size of the reloc for use by ICF.
3644 * icf.cc (get_section_contents): Get the addend from the text section
3645 for SHT_REL relocation sections.
3646 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3647 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3648 * int_encoding.h (read_from_pointer): New overloaded function.
3649 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3650 * testsuite/icf_sht_rel_addend_test.sh: New file.
3651 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3652 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3653
6ea55b82
RW		 36542010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3655
3656 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3657 * Makefile.in: Regenerate.
3658 * testsuite/Makefile.in: Regenerate.
3659
9691462b
ILT		 36602010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3661
3662 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3663 * gold/testsuite/debug_msg.cc: Likewise.
3664 * gold/testsuite/odr_violation1.cc
3665 * gold/testsuite/odr_violation2.cc
3666
76897331
CC		 36672010-07-21 Cary Coutant <ccoutant@google.com>
3668
3669 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3670 string, and length fields.
3671 (Output_merge_string::Merged_strings_list): New type.
3672 (Output_merge_string::Merged_strings_lists): New typedef.
3673 (Output_merge_string): Replace merged_strings_ with
3674 merged_strings_lists_.
3675 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3676 Merged_strings_list per input object and section. Don't store pointer
3677 to the string. Don't store length with each merged string entry.
3678 (Output_merge_string::finalize_merged_data): Loop over list of merged
3679 strings lists. Recompute length of each merged string.
3680
78384e8f
CC		 36812010-07-15 Cary Coutant <ccoutant@google.com>
3682
3683 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3684 here.
3685
783659f9
ILT		 36862010-07-14 Ian Lance Taylor <iant@google.com>
3687
3688 * descriptors.cc (Descriptors::open): Report correct name in error
3689 message.
3690
131687b4
DK		 36912010-07-13 Doug Kwan <dougkwan@google.com>
3692
3693 * arm.cc (Arm_input_section::Arm_input_section): For a
3694 SHT_ARM_EXIDX section, always keeps the input sections.
3695 (Arm_input_section::set_exidx_section_link): New method.
3696 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3697 has_errors_ to false.
3698 (Arm_exidx_input_section::has_errors,
3699 Arm_exidx_input_section::set_has_errors): New methods.
3700 (Arm_exidx_input_section::has_errors_): New data member.
3701 (Arm_relobj::get_exidx_shndx_list): New method.
3702 (Arm_output_section::append_text_sections_to_list): Do not skip
3703 section without SHF_EXECINSTR.
3704 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3705 errors.
3706 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3707 section header. Make error messages more verbose. Check for
3708 a non-executable section linked to an EXIDX section.
3709 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3710 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3711 check that there is no deferred EXIDX section if we exit early.
3712 Instead of not making an EXIDX section in case of an error, make one
3713 and set the has_errors flag of it.
3714 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3715 in a relocatable link.
3716 (Target_arm::do_relax): Look for the EXIDX output section instead of
3717 assuming that it is called .ARM.exidx.
3718 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3719 section list. Do not check for SHF_EXECINSTR section flags but
3720 skip any input section with errors.
3721 * output.cc (Output_section::Output_section): Initialize
3722 always_keeps_input_sections_ to false.
3723 (Output_section::add_input_section): Check for
3724 always_keeps_input_sections_.
3725 * output.h (Output_section::always_keeps_input_sections,
3726 Output_section::set_always_keeps_input_sections): New methods.
3727 (Output_section::always_keeps_input_sections): New data member.
3728
69517287
RÁE		 37292010-07-13 Rafael Espindola <espindola@google.com>
3730
3731 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3732 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3733
82742395
ILT		 37342010-07-13 Philip Herron <herron.philip@googlemail.com>
3735 Ian Lance Taylor <iant@google.com>
3736
3737 * output.h (Output_section_lookup_maps::add_merge_section):
3738 Correct check of whether value was inserted.
3739 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3740 (Output_section_lookup_maps::add_relaxed_input_section):
3741 Likewise.
3742 * arm.cc (Target_arm::got_section): Remove used local os.
3743 * i386.cc (Target_i386::got_section): Likewise.
3744 * x86_64.cc (Target_x86_64::got_section): Likewise.
3745 * sparc.cc (Target_sparc::got_section): Likewise.
3746 (Target_sparc::relocate): Remove unused local have_got_offset.
3747 * powerpc.cc (Target_powerpc::relocate): Likewise.
3748
f2d707b5
ILT		 37492010-07-13 Ian Lance Taylor <iant@google.com>
3750
241531d6
ILT		 3751 * compressed_output.cc (zlib_decompress): Fix signature in
3752 !HAVE_ZLIB_H case.
3753
f2d707b5
ILT		 3754 * archive.cc (Archive::include_member): Unlock an external member
3755 of a thin archive. Don't bother to delete an object we know is
3756 NULL.
3757
a2e47362
CC		 37582010-07-12 Cary Coutant <ccoutant@google.com>
3759
3760 * compressed_output.cc (zlib_decompress): New function.
3761 (get_uncompressed_size): New function.
3762 (decompress_input_section): New function.
3763 * compressed_output.h (get_uncompressed_size): New function.
3764 (decompress_input_section): New function.
3765 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3766 Handle compressed debug sections.
3767 * layout.cc (is_compressed_debug_section): New function.
3768 (Layout::output_section_name): Map compressed section names to
3769 canonical names.
3770 * layout.h (is_compressed_debug_section): New function.
3771 (is_debug_info_section): Recognize compressed debug sections.
3772 * merge.cc: Include compressed_output.h.
3773 (Output_merge_data::do_add_input_section): Handle compressed
3774 debug sections.
3775 (Output_merge_string::do_add_input_section): Handle compressed
3776 debug sections.
3777 * object.cc: Include compressed_output.h.
3778 (Sized_relobj::Sized_relobj): Initialize new data members.
3779 (build_compressed_section_map): New function.
3780 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3781 * object.h (Object::section_is_compressed): New method.
3782 (Object::do_section_is_compressed): New method.
3783 (Sized_relobj::Compressed_section_map): New type.
3784 (Sized_relobj::do_section_is_compressed): New method.
3785 (Sized_relobj::compressed_sections_): New data member.
3786 * output.cc (Output_section::add_input_section): Handle compressed
3787 debug sections.
3788 * reloc.cc: Include compressed_output.h.
3789 (Sized_relobj::write_sections): Handle compressed debug sections.
3790
ce279a62
CC		 37912010-07-08 Cary Coutant <ccoutant@google.com>
3792
3793 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3794 weak when resolving to a dynamic def.
3795 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3796 for weak undef/dynamic def cases. Adjust callers.
3797 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3798 undef_binding_weak_.
3799 (Symbol_table::sized_write_globals): Adjust symbol binding.
3800 (Symbol_table::sized_write_symbol): Add binding parameter.
3801 * symtab.h (Symbol::set_undef_binding): New method.
3802 (Symbol::is_undef_binding_weak): New method.
3803 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3804 (Symbol_table::should_override): Add new parameter.
3805 (Symbol_table::sized_write_symbol): Add new parameter.
3806
3807 * testsuite/weak_undef_file1.cc: Add new test case.
3808 * testsuite/weak_undef_file2.cc: Fix header comment.
3809 * testsuite/weak_undef_test.cc: Add new test case.
3810
b2286c10
DK		 38112010-06-29 Doug Kwan <dougkwan@google.com>
3812
3813 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3814 Initialize USE_SYMBOL_.
3815 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3816 definition.
3817 (Arm_reloc_property::uses_symbol_): New data member declaration.
3818 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3819 uses symbol value and symbol is undefined but not weakly undefined.
3820
4802450a
RÁE		 38212010-06-28 Rafael Espindola <espindola@google.com>
3822
3823 * plugin.cc (Plugin::load): Use dlerror.
3824
e5ca47ba
ILT		 38252010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3826
3827 * symtab.cc (detect_odr_violations): When reporting an ODR
3828 violation, report an object where the symbol is defined.
3829
8a75a161
DK		 38302010-06-25 Doug Kwan <dougkwan@google.com>
3831
3832 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3833 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3834 definition.
3835 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3836 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3837 target hook to detect function points.
3838 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3839 * icf.h (Icf::check_section_for_function_pointers): Change type of
3840 parameter SECTION_NAME to const reference to std::string. Use
3841 target hook to determine if section may have unsafe pointers.
3842 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3843 method definition.
3844
42218b9f
RÁE		 38452010-06-21 Rafael Espindola <espindola@google.com>
3846
3847 * fileread.cc (Input_file::find_fie): New
3848 (Input_file::open): Use Input_file::find_fie.
3849 * fileread.h (Input_file::find_fie): New
3850 * plugin.cc (set_extra_library_path): New.
3851 (Plugin::load): Add set_extra_library_path to the transfer vector.
3852 (Plugin_manager::set_extra_library_path): New.
3853 (Plugin_manager::add_input_file): Use the extra search path if set.
3854 (set_extra_library_path(): New.
3855 * plugin.h (Plugin_manager): Add set_extra_library_path and
3856 extra_search_path_.
3857
a0506cca
CC		 38582010-06-19 Cary Coutant <ccoutant@google.com>
3859
3860 * layout.cc (gdb_sections): Add .debug_types.
3861 (lines_only_debug_sections): Likewise.
3862
6508b958
RÁE		 38632010-06-18 Rafael Espindola <espindola@google.com>
3864
3865 * plugin.cc (add_input_file,add_input_library)
3866 (Plugin_manager::add_input_file): Make filename arguments const.
3867 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3868 const.
3869
3e235302
DK		 38702010-06-16 Doug Kwan <dougkwan@google.com>
3871
3872 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3873 .ARM.attributes section if we have not merged any input
3874 attributes sections.
3875
106e8a6c
DK		 38762010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3877
3878 * arm.cc: Allow combining objects with no EABI version
3879 information.
3880
91ff43fe
RÁE		 38812010-06-15 Rafael Espindola <espindola@google.com>
3882
3883 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3884
68ed838c
ILT		 38852010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3886
3887 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3888 (struct iovec): Correct !HAVE_READV definition.
3889
f3a2388f
CC		 38902010-06-10 Cary Coutant <ccoutant@google.com>
3891
3892 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3893 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3894 reloc sections.
3895 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3896
3897 PR 11683
3898 * symtab.h (Symbol::is_placeholder): New member function.
3899 * target-reloc.h (relocate_section): Check for placeholder symbols.
3900
3901 * testsuite/Makefile.am (plugin_test_8): New test.
3902 (plugin_test_9): New test.
3903 * testsuite/Makefile.in: Regenerate.
3904
e1df38aa
NC		 39052010-06-09 Nick Clifton <nickc@redhat.com>
3906
3907 * yyscript.y (input_list_element): Allow strings prefixed with
3908 the '-' character. Treat these as libraries.
3909 * script.cc (script_add_library): New function. Adds a library
3910 specified by "-l<name>" found in an input script.
3911 * script-c.h: Add prototype for script_add_library.
3912
25bbe950
DK		 39132010-06-07 Doug Kwan <dougkwan@google.com>
3914
3915 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3916 Restrict stub-group size to be within long conditional branch
3917 range when working around cortex-A8 erratum.
3918
0f32ea4c
ILT		 39192010-06-07 Damien Diederen <dd@crosstwine.com>
3920
3921 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3922 #ifdef typo.
3923
8fe2a369
ST		 39242010-06-03 Sriraman Tallam <tmsriram@google.com>
3925
3926 PR gold/11658
3927 * output.cc
3928 (Output_section::Input_section_sort_entry::compare_section_ordering):
3929 Change to return non-zero correctly.
3930 (Output_section::Input_section_sort_section_order_index_compare
3931 ::operator()): Change to fix ambiguity in comparisons.
3932
6e9ba2ca
ST		 39332010-06-01 Sriraman Tallam <tmsriram@google.com>
3934
3935 * gold.h (is_wildcard_string): New function.
3936 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3937 (Layout::layout_eh_frame): Ditto.
3938 (Layout::find_section_order_index): New method.
3939 (Layout::read_layout_from_file): New method.
3940 * layout.h (Layout::find_section_order_index): New method.
3941 (Layout::read_layout_from_file): New method.
3942 (Layout::input_section_position_): New private member.
3943 (Layout::input_section_glob_): New private member.
3944 * main.cc (main): Call read_layout_from_file here.
3945 * options.h (--section-ordering-file): New option.
3946 * output.cc (Output_section::input_section_order_specified_): New
3947 member.
3948 (Output_section::Output_section): Initialize new member.
3949 (Output_section::add_input_section): Add new parameter.
3950 Keep input sections when --section-ordering-file is used.
3951 (Output_section::set_final_data_size): Sort input sections when
3952 section ordering file is specified.
3953 (Output_section::Input_section_sort_entry): Add new parameter.
3954 Check sorting type.
3955 (Output_section::Input_section_sort_entry::compare_section_ordering):
3956 New method.
3957 (Output_section::Input_section_sort_compare::operator()): Change to
3958 consider section_order_index.
3959 (Output_section::Input_section_sort_init_fini_compare::operator()):
3960 Change to consider section_order_index.
3961 (Output_section::Input_section_sort_section_order_index_compare
3962 ::operator()): New method.
3963 (Output_section::sort_attached_input_sections): Change to sort
3964 according to section order when specified.
e1df38aa
NC		 3965 (Output_section::add_input_section<32, true>): Add new parameter.
3966 (Output_section::add_input_section<64, true>): Add new parameter.
3967 (Output_section::add_input_section<32, false>): Add new parameter.
3968 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 3969 * output.h (Output_section::add_input_section): Add new parameter.
3970 (Output_section::input_section_order_specified): New
3971 method.
3972 (Output_section::set_input_section_order_specified): New method.
3973 (Input_section::Input_section): Initialize section_order_index_.
3974 (Input_section::section_order_index): New method.
3975 (Input_section::set_section_order_index): New method.
3976 (Input_section::section_order_index_): New member.
3977 (Input_section::Input_section_sort_section_order_index_compare): New
3978 struct.
3979 (Output_section::input_section_order_specified_): New member.
3980 * script-sections.cc (is_wildcard_string): Delete and move modified
3981 method to gold.h.
3982 (Output_section_element_input::Output_section_element_input): Modify
3983 call to is_wildcard_string.
3984 (Output_section_element_input::Input_section_pattern
3985 ::Input_section_pattern): Ditto.
3986 (Output_section_element_input::Output_section_element_input): Ditto.
3987 * testsuite/Makefile.am (final_layout): New test case.
3988 * testsuite/Makefile.in: Regenerate.
3989 * testsuite/final_layout.cc: New file.
3990 * testsuite/final_layout.sh: New file.
3991
3537c84b
RÁE		 39922010-06-01 Rafael Espindola <espindola@google.com>
3993
3994 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3995
105b6afd
RÁE		 39962010-06-01 Rafael Espindola <espindola@google.com>
3997
3998 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3999 visibility of symbols.
4000
29e11421
DK		 40012010-05-27 Doug Kwan <dougkwan@google.com>
4002
4003 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4004 from start of output section instead of address for a local symbol
4005 in a merged or relaxed section when doing a relocatable link.
4006
5e0f337e
RÁE		 40072010-05-26 Rafael Espindola <espindola@google.com>
4008
4009 PR 11604
4010 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4011 adding sections the garbage collector removed.
4012 * gold/testsuite/Makefile.am: Add test.
4013 * gold/testsuite/Makefile.in: Regenerate.
4014 * gold/testsuite/plugin_test_7.sh: New.
4015 * gold/testsuite/plugin_test_7_1.c: New.
4016 * gold/testsuite/plugin_test_7_2.c: New.
4017
f4187277
RÁE		 40182010-05-26 Rafael Espindola <espindola@google.com>
4019
4020 * script-sections.cc (Output_section_definition::set_section_addresses):
4021 Check for --section-start.
4022
5c388529
DK		 40232010-05-26 Doug Kwan <dougkwan@google.com>
4024
4025 * arm.cc (Arm_scan_relocatable_relocs): New class.
4026 (Target_arm::relocate_special_relocatable): New method.
4027 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4028 (Arm_relocate_functions::thumb_branch_common): Same.
4029 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4030 instead of Default_scan_relocatable_relocs.
4031 * target-reloc.h (relocate_for_relocatable): Let target handle
4032 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4033 * target.h (Sized_target::relocate_special_relocatable): New method.
4034
bca1c3ae
ILT		 40352010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4036
4037 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4038
0439c796
DK		 40392010-05-23 Doug Kwan <dougkwan@google.com>
4040
4041 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4042 instead of a cast.
4043 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4044 with a direct branch, not a conditional branch, to a stub.
4045 * merge.cc (Output_merge_base::record_input_section): New method
4046 defintion.
4047 (Output_merge_data::do_add_input_section): Record input section if
4048 keeps-input-sections flag is set.
4049 (Output_merge_string::do_add_input_section): Ditto.
4050 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4051 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4052 INPUT_SECTIONS_.
4053 (Output_merge_base::keeps_input_sections,
4054 Output_merge_base::set_keeps_input_sections,
4055 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4056 method definitions.
4057 (Output_merge_base::Input_sections): New type declaration.
4058 (Output_merge_base::input_sections_begin,
4059 Output_merge_base::input_sections_end,
4060 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4061 (Output_merge_base::bool keeps_input_sections_,
4062 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4063 Output_merge_base::input_sections_): New data members.
4064 (Output_merge_data::do_set_keeps_input_sections): New method
4065 defintion.
4066 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4067 * output.cc (Output_section::Input_section::relobj): Move method
4068 defintion from class declaration to here and handle merge sections.
4069 (Output_section::Input_section::shndx): Ditto.
4070 (Output_section::Output_section): Remove initializations of removed
4071 data members and initialize new data member LOOKUP_MAPS_.
4072 (Output_section::add_input_section): Set keeps-input-sections flag
4073 for a newly created merge output section as appropriate. Adjust code
4074 to use Output_section_lookup_maps class.
4075 (Output_section::add_relaxed_input_section): Adjst code for lookup
4076 maps code refactoring.
4077 (Output_section::add_merge_input_section): Add a new parameter
4078 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4079 class. If adding input section to a newly created merge output
4080 section fails, remove the new merge section.
4081 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4082 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4083 (Output_section::find_merge_section): Ditto.
4084 (Output_section::build_lookup_maps): New method defintion.
4085 (Output_section::find_relaxed_input_section): Adjust code to use
4086 Output_section_lookup_maps class.
4087 (Output_section::get_input_sections): Export merge sections. Adjust
4088 code to use Output_section_lookup_maps class.
4089 (Output_section:::add_script_input_section): Adjust code to use
4090 Output_section_lookup_maps class. Update lookup maps for merge
4091 sections also.
4092 (Output_section::discard_states): Use Output_section_lookup_maps.
4093 (Output_section::restore_states): Same.
4094 * output.h (Merge_section_properties): Move class defintion out of
4095 Output_section.
4096 (Output_section_lookup_maps): New class.
4097 (Output_section::Input_section::is_merge_section): New method
4098 defintion.
4099 (Output_section::Input_section::relobj): Move defintion out of class
4100 defintion. Declare method only.
4101 (Output_section::Input_section::shndx): Ditto.
4102 (Output_section::Input_section::output_merge_base): New method defintion.
4103 (Output_section::Input_section::u2_.pomb): New union field.
4104 (Output_section::Merge_section_by_properties_map,
4105 Output_section::Output_section_data_by_input_section_map,
4106 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4107 Remove types.
4108 (Output_section::add_merge_input_section): Add new parameter
4109 KEEPS_INPUT_SECTIONS.
4110 (Output_section::build_lookup_maps): New method declaration.
4111 (Output_section::merge_section_map_,
4112 Output_section::merge_section_by_properties_map_,
4113 Output_section::relaxed_input_section_map_,
4114 Output_section::is_relaxed_input_section_map_valid_): Remove data
4115 members.
4116 (Output_section::lookup_maps_): New data member.
4117
76295588
L		 41182010-05-21 Doug Kwan <dougkwan@google.com>
4119
4120 PR gold/11619
4121 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4122 avoid a compilation error.
4123
d103a984
RÁE		 41242010-05-19 Rafael Espindola <espindola@google.com>
4125
4126 * script-sections.cc (Output_section_definition::allocate_to_segment):
4127 Update the phdrs_list even when the output section is NULL.
4128 * testsuite/Makefile.am: Add test.
4129 * testsuite/Makefile.in: Regenerate.
4130 * testsuite/script_test_9.cc: New.
4131 * testsuite/script_test_9.sh: New.
4132 * testsuite/script_test_9.t: New.
4133
6625d24e
DK		 41342010-05-19 Doug Kwan <dougkwan@google.com>
4135
4136 * arm.cc (Arm_input_section::original_size): New method.
4137 (Arm_input_section::do_addralign): Add a cast.
4138 (Arm_input_section::do_output_offset): Remove static cast.
4139 (Arm_input_section::original_addralign,
4140 Arm_input_section::original_size_): Change type to uint32_t.
4141 (Arm_input_section::init): Add safe casts for section alignment
4142 and size.
4143 (Arm_input_section::set_final_data_size): Do not set address and
4144 offset of stub table.
4145 (Arm_output_section::fix_exidx_coverage): Change use of of
4146 Output_section::Simple_input_section to that of
4147 Output_section::Input_section.
4148 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4149 except for the first pass.
4150 * output.cc (Output_section::get_input_sections): Change type of
4151 input_sections to std::list<Input_section>.
4152 (Output_section::add_script_input_section): Rename from
4153 Output_section::add_simple_input_section. Change type of SIS
4154 parameter from Simple_input_section to Input_section.
4155 * output.h (Output_section::Simple_input_section): Remove class.
4156 (Output_section::Input_section): Change class visibility to public.
4157 (Output_section::Input_section::addralign): Use stored alignments
4158 for special input sections if set.
4159 (Output_section::Input_section::set_addralign): New method.
4160 (Output_section::get_input_sections): Change parameter type from
4161 list of Simple_input_section to list of Input_section.
4162 (Output_section::add_script_input_section): Rename from
4163 Output_section::add_simple_input_section. Change first parameter's
4164 type from Simple_input_section to Input_section and remove the
4165 second and third parameters.
4166 * script-sections.cc (Input_section::Input_section_list): Change
4167 type to list of Output_section::Input_section/
4168 (Input_section_info::Input_section_info): Change parameter type of
4169 INPUT_SECTION to Output_section::Input_section.
4170 (Input_section_info::input_section): Change return type.
4171 (Input_section_info::input_section_): Change type to
4172 Output_section::Input_section.
4173 (Output_section_element_input::set_section_addresses): Adjust code
4174 to use Output_section::Input_section instead of
4175 Output_section::Simple_input_section. Adjust code for renaming
4176 of Output_section::add_simple_input_section.
4177 (Orphan_output_section::set_section_addresses): Ditto.
4178
e1e82ea4
RW		 41792010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4180
4181 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4182 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4183
91e75c8a
RÁE		 41842010-05-18 Rafael Espindola <espindola@google.com>
4185
4186 * options.cc (General_options::finalize): Handle -nostdlib.
4187 * options.h (nostdlib): New option.
4188 * script.cc (script_add_search_dir): Handle -nostdlib.
4189
da59ad79
DK		 41902010-05-12 Doug Kwan <dougkwan@google.com>
4191
4192 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4193 attributes section only if there no attributes section after merging.
4194 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4195 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4196 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4197 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4198 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4199 and arm_attr_merge_7.stdout.
4200 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4201 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4202 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4203 arm_attr_merge_7b.o): New rules.
4204 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4205 arm_attr_merge_7
4206 * testsuite/Makefile.in: Regenerate.
4207 * testsuite/arm_attr_merge.sh: New file.
4208 * testsuite/arm_attr_merge_[67][ab].s: Same.
4209
3e01a7fd
NC		 42102010-05-05 Nick Clifton <nickc@redhat.com>
4211
4212 * po/es.po: Updated Spanish translation.
4213
7ad2014a
L		 42142010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4215
4216 * Makefile.am (install-exec-local): Properly install gold as
4217 default cross linker.
4218 * Makefile.in: Regenerated.
4219
4fda8867
NC		 42202010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4221 Nick Clifton <nickc@redhat.com>
4222
4223 * configure.ac (install_as_default): Define and set to false
4224 unless --enable-gold or --enable-gold=both/gold has been
4225 specified.
4226 * configure: Regenerate.
4227
4228 * Makefile.am (install-exec-local): Install the executable as
4229 'ld.gold'. If install_as_default is true then also install it as
4230 'ld'.
4231 * Makefile.in: Regenerated.
4232
bd288ea2
ILT		 42332010-04-24 Ian Lance Taylor <iant@google.com>
4234
4235 * layout.cc (Layout::layout_reloc): In relocatable link don't
4236 combine reloc sections for grouped sections.
4237
ef38fd8a
ST		 42382010-04-23 Sriraman Tallam <tmsriram@google.com>
4239
4240 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4241 sections that are not ordinary to icf.
4242 * icf.cc (get_section_contents): Handle relocation pointing to section
4243 with no object or shndx information.
4244 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4245 * testsuite/Makefile.in: Regenerate.
4246 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4247 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4248
f6973bdc
ILT		 42492010-04-22 Ian Lance Taylor <iant@google.com>
4250
4251 * expression.cc (Expression::Expression_eval_info): Add
4252 result_alignment_pointer field.
4253 (Expression::eval_with_dot): Add result_alignment_pointer
4254 parameter. Change all callers.
4255 (Expression::eval_maybe_dot): Likewise.
4256 (class Binary_expression): Add alignment_pointer parameter to
4257 left_value and right_value. Change all callers.
4258 (BINARY_EXPRESSION): Set result alignment.
4259 (class Trinary_expression): Add alignment_pointer parameter to
4260 arg2_value and arg3_value. Change all callers.
4261 (Trinary_cond::value): Set result alignment.
4262 (Max_expression::value, Min_expression::value): Likewise.
4263 (Align_expression::value): Likewise.
4264 * script-sections.cc (class Sections_element): Add dot_alignment
4265 parameter to set_section_addresses virtual function. Update
4266 instantiations.
4267 (class Output_section_element): Likewise.
4268 (Script_sections::create_segments): Add dot_alignment parameter.
4269 Change all callers.
4270 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4271 (Script_sections::set_phdrs_clause_addresses): Likewise.
4272 * script-sections.h: Update declarations.
4273 * script.h: Update declarations.
4274 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4275 min_p_align.
4276 * testsuite/script_test_3.t: Set large alignment.
4277 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4278 segment has expected alignment.
4279
9c9c98a5
NC		 42802010-04-22 Nick Clifton <nickc@redhat.com>
4281
4282 * po/gold.pot: Updated by the Translation project.
4283 * po/vi.po: Updated Vietnamese translation.
4284
2253bfba
L		 42852010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4286
4287 * testsuite/Makefile.am (check_PROGRAMS): Add
4288 icf_virtual_function_folding_test.
4289 * testsuite/Makefile.in: Regenerated.
4290
85fdf906
AH		 42912010-04-15 Andrew Haley <aph@redhat.com>
4292
4293 * options.h (merge_exidx_entries): New option.
4294 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4295 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4296 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4297 (Target_arm::merge_exidx_entries): New function.
4298 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4299 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4300 to Arm_exidx_fixup constructor.
4301 Add new arg, merge_exidx_entries.
4302 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4303 Arm_output_section::fix_exidx_coverage.
4304
ce97fa81
ST		 43052010-04-18 Sriraman Tallam <tmsriram@google.com>
4306
4307 * icf.cc (get_section_contents): Check for preemptible functions.
4308 Ignore addend when appropriate.
4309 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4310 section folded.
4311 (add_from_relobj): Check for section folded.
4312 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4313 * symtab.h (should_add_dynsym_entry): Add new parameter.
4314 * target-reloc.h (scan_relocs): Check for section folded.
4315 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4316 Check reloc types for function pointers in shared objects.
4317 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4318 case.
4319 (icf_preemptible_functions_test): New test case.
4320 (icf_string_merge_test): New test case.
4321 * testsuite.Makefile.in: Regenerate.
4322 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4323 bar_glob. Refactor code.
4324 * testsuite/icf_preemptible_functions_test.cc: New file.
4325 * testsuite/icf_preemptible_functions_test.sh: New file.
4326 * testsuite/icf_string_merge_test.cc: New file.
4327 * testsuite/icf_string_merge_test.sh: New file.
4328 * testsuite/icf_virtual_function_folding_test.cc: New file.
4329 * testsuite/icf_virtual_function_folding_test.sh: New file.
4330
04ceb17c
DK		 43312010-04-14 Doug Kwan <dougkwan@google.com>
4332
4333 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4334 for local symbol recounting if we remove a section due to ICF.
4335 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4336 there are no regular objects in input.
4337
153e7da4
DK		 43382010-04-13 Doug Kwan <dougkwan@google.com>
4339
4340 * arm.cc (Arm_input_section::set_final_data_size): Compute
4341 accurate final data size instead of using current data size.
4342
4dbd9faf
DK		 43432010-04-09 Doug Kwan <dougkwan@google.com>
4344
4345 * layout.cc (Layout::choose_output_section): Handle script section
4346 types.
4347 (Layout::make_output_section_for_script): Add section type parameter.
4348 Handle script section types.
4349 * layout.h (Layout::make_output_section_for_script): Add section
4350 type parameter.
4351 * output.cc (Output_section::Output_section): Initialize data member
4352 is_noload_.
4353 (Output_section::do_reset_address_and_file_offset): Do not set address
4354 to 0 if section is a NOLOAD section.
4355 * output.h (Output_section::is_noload): New method.
4356 (Output_section::set_is_noload): Ditto.
4357 (Output_section::is_noload_): New data member.
4358 * script-c.h (Script_section_type): New enum type.
4359 (struct Parser_output_section_header): Add new file section_type.
4360 * script-sections.cc (Sections_element::output_section_name): Add
4361 parameter for returning script section type.
4362 (Output_section_definition::output_section_name): Ditto.
4363 (Output_section_definition::section_type)P; New method.
4364 (Output_section_definiton::script_section_type_name): Ditto.
4365 (Output_section_definition::script_section_type_): New data member.
4366 (Output_section_definition::Output_section_definition): Initialize
4367 data member Output_section_definition::script_section_type_.
4368 (Output_section_definition::create_sections): Pass script section type
4369 to Layout::make_output_section_for_script.
4370 (Output_section_definition::output_section_name): Return script
4371 section type to caller.
4372 (Output_section_definition::set_section_address): Do not advance
4373 dot value and load address if section type is NOLOAD. Set address
4374 of NOLOAD sections regardless of section flags.
4375 (Output_section_definition::print): Print section type if it is
4376 not SCRIPT_SECTION_TYPE_NONE.
4377 (Output_section_definition::section_type): New method.
4378 (Output_section_definition::script_section_type_name): Ditto.
4379 (Script_sections::output_section_name): Add new parameter
4380 PSECTION_TYPE for returning script section type. Pass it to
4381 section elements. Handle discard sections.
4382 (Sort_output_sections::operator()): Handle NOLOAD sections.
4383 * script-sections.h (Script_sections::Section_type): New enum type.
4384 (Script_sections::output_section_name): Add a new parameter for
4385 returning script section type.
4386 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4387 INFO and NOLOAD.
4388 * yyscript.y (union): Add new field SECTION_TYPE.
4389 (COPY, DSECT, INFO, NOLOAD): New tokens.
4390 (opt_address_and_section_type): Change type to output_section_header.
4391 (section_type): New non-terminal
4392 (section_header): Handle section type.
2253bfba 4393 (opt_address_and_section_type): Return section type value.
4dbd9faf 4394
721ea635
L		 43952010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4396
4397 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4398 * testsuite/plugin_common_test_2.c (foo): Likewise.
4399
6bf924b0
DK		 44002010-04-08 Doug Kwan <dougkwan@google.com>
4401
4402 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4403 Output_merge_data.
4404 * output.cc (Output_section::add_merge_input_section): Simplify
4405 code and return status of Output_merge_base::add_input_section.
e1df38aa 4406 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4407 returns true.
4408
24af6f92
DK		 44092010-04-07 Doug Kwan <dougkwan@google.com>
4410
4411 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4412 if section is marked as containing instructions but has no mapping
4413 symbols.
4414 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4415 correct section index.
4416 (Arm_relobj::find_linked_text_section): Ditto.
4417
00698fc5
CC		 44182010-04-07 Cary Coutant <ccoutant@google.com>
4419
4420 * archive.cc (include_member): Destroy Read_symbols_data object before
4421 releasing file.
4422 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4423 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4424 (Read_symbols_data::~Read_symbols_data) New destructor.
4425 (Section_relocs::Section_relocs) New constructor.
4426 (Section_relocs::~Section_relocs) New destructor.
4427 (Read_relocs_data::Read_relocs_data) New constructor.
4428 (Read_relocs_data::~Read_relocs_data) New destructor.
4429 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4430 pointers to NULL after deleting.
4431
7296d933
DK		 44322010-04-07 Doug Kwan <dougkwan@google.com>
4433
4434 * arm.cc: Replace "endianity" with "endianness" in comments.
4435 (Arm_exidx_cantunwind): Ditto.
4436 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4437 (Arm_relobj::merge_flags_and_attributes): New method.
4438 (Arm_relobj::merge_flags_and_attributes_): New data member.
4439 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4440 (Arm_relobj::scan_sections_for_stubs): Ditto.
4441 (Arm_relobj::do_read_symbols): Check to see if we really want to
4442 merge processor-specific flags and attributes. Exit early if
4443 an object is empty except for section names and the undefined symbol.
4444 (Target_arm::do_finalize_sections): Move check for ELF format to
4445 Arm_relobj::do_read_symbols. Merge processor specific flags and
4446 attributes from a regular object only when we have determined that
4447 it is aapropriate. Do not create an .ARM.attributes section in
4448 output if there is no regular input object.
4449 (Target_arm::merge_processor_specific_flags): Check
4450 --warn-mismatch before printing any error.
4451 (Target_arm::merge_object_attributes): Ditto.
4452 * gold.cc (queue_middle_tasks): Handle the case in which there is
4453 no regular object in input.
4454 * options.cc (General_options::parse_EB): New method.
4455 (General_options::parse_EL): Same.
4456 (General_options::General_options): Initialize endianness_.
4457 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4458 New options.
4459 (General_options::Endianness): New enum.
4460 (General_options::endianness): New method.
4461 (General_options::endianness_): New data member.
4462 * parameters.cc (Parameters::set_options): Check target endianness.
4463 (Parameters::set_target_once): Ditto.
4464 (Parameters::check_target_endianness): New method.
4465 (parameters_force_valid_target): If either -EL or -EB is specified,
4466 use it to define endianness of default target.
4467 * parameters.h (Parameters::check_target_endianness): New method
4468 declaration.
4469 * target.h (class Target): Change "endianity" to "endianness"
4470 in comments.
4471
efc8d4f2
RW		 44722010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4473
4474 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4475 * configure: Regenerate.
4476 * Makefile.in: Regenerate.
4477 * testsuite/Makefile.in: Regenerate.
4478
be234d88
CC		 44792010-04-06 Cary Coutant <ccoutant@google.com>
4480
4481 gcc PR lto/42757
4482 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4483 prevailing definitions of common symbols.
4484 * testsuite/plugin_test_6.sh: New test case.
4485 * testsuite/plugin_common_test_1.c: New test case.
4486 * testsuite/plugin_common_test_2.c: New test case.
4487 * testsuite/Makefile.am (plugin_test_6): New test case.
4488 * testsuite/Makefile.in: Regenerate.
4489
bd32c6bd
NC		 44902010-04-06 Nick Clifton <nickc@redhat.com>
4491
4492 * po/vi.po: New Vietnamese translation.
4493
323c532f
DK		 44942010-03-30 Doug Kwan <dougkwan@google.com>
4495
4496 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4497
4fcd97eb
DK		 44982010-03-25 Doug Kwan <dougkwan@google.com>
4499
4500 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4501 to avoid a conversion warning on a 32-bit host.
4502
4ebf39db
ILT		 45032010-03-24 Ian Lance Taylor <iant@google.com>
4504
4505 * testsuite/script_test_3.t: Add a TLS segment.
4506 * testsuite/Makefile.am (check_PROGRAMS): Add
4507 tls_phdrs_script_test.
4508 (tls_phdrs_script_test_SOURCES): Define.
4509 (tls_phdrs_script_test_DEPENDENCIES): Define.
4510 (tls_phdrs_script_test_LDFLAGS): Define.
4511 (tls_phdrs_script_test_LDADD): Define.
4512 * testsuite/Makefile.in: Rebuild.
4513
4a599bdd
CC		 45142010-03-23 Cary Coutant <ccoutant@google.com>
4515
4516 * fileread.cc (find_or_make_view): Fix comment.
4517
6c93b22c
ILT		 45182010-03-23 Ian Lance Taylor <iant@google.com>
4519
4520 * script-sections.cc (class Orphan_section_placement): Define
4521 PLACE_TLS and PLACE_TLS_BSS.
4522 (Orphan_section_placement::Orphan_section_placement): Initialize
4523 new places.
4524 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4525 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4526 (tls_script_test_SOURCES): Define.
4527 (tls_script_test_DEPENDENCIES): Define.
4528 (tls_script_test_LDFLAGS): Define.
4529 (tls_script_test_LDADD): Define.
4530 * testsuite/Makefile.in: Rebuild.
4531
a2c7281b
DK		 45322010-03-22 Doug Kwan <dougkwan@google.com>
4533
4534 * arm.cc (Arm_relocate_functions::abs8,
4535 Arm_relocate_functions::abs16): Use correct check for overflow
4536 specified in the ARM ELF specs.
4537 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4538 target of a BLX instruction specially.
4539 (Reloc_stub::stub_type_for_reloc): Ditto.
4540 (Relocate::relocate): Use symbolic names instead of numeric relocation
4541 codes to report error.
4542 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4543 workaround.
4544 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4545 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4546 thumb2_blx_out_of_range.stdout
4547 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4548 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4549 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4550 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4551 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4552 thumb2_blx_in_range, thumb2_blx_in_range.o,
4553 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4554 thumb2_blx_out_of_range.o): New rules.
4555 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4556 thumb2_blx_in_range and thumb2_blx_out_of_range.
4557 * testsuite/Makefile.in: Regenerate.
4558 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4559 * testsuite/thumb_blx_in_range.s: New file.
4560 * testsuite/thumb_blx_out_of_range.s: New file.
4561
b0193076
RÁE		 45622010-03-22 Rafael Espindola <espindola@google.com>
4563
4564 * archive.cc (Should_include): Move to archive.h.
4565 (should_include_member): Make it a member of Archive.
4566 (Lib_group): New.
4567 (Add_lib_group_symbols): New.
4568 * archive.h: Include options.h.
4569 (Archive_member): Moved from Archive.
4570 (Should_include): Moved from archive.cc.
4571 (Lib_group): New.
4572 (Add_lib_group_symbols): New.
4573 * dynobj.cc (do_should_include_member): New.
4574 * dynobj.h (do_should_include_member): New.
4575 * gold.cc (queue_initial_tasks): Update call to queue.
4576 * main.cc (main): Print lib group stats.
4577 * object.cc (do_should_include_member): New.
4578 * object.h: Include archive.h.
4579 (Object::should_include_member): New.
4580 (Object::do_should_include_member): New.
4581 (Sized_relobj::do_should_include_member): New.
4582 * options.cc (General_options::parse_start_lib): New.
4583 (General_options::parse_end_lib): New.
4584 (Input_arguments::add_file): Handle lib groups.
4585 (Input_arguments::start_group): Check we are not in a lib.
4586 (Input_arguments::start_lib): New.
4587 (Input_arguments::end_lib): New.
4588 * options.h (General_options): Add start_lib and end_lib.
4589 (Input_argument::lib_): New.
4590 (Input_argument::lib): New.
4591 (Input_argument::is_lib): New.
4592 (Input_file_lib): New.
4593 (Input_arguments::in_lib_): New.
4594 (Input_arguments::in_lib): New.
4595 (Input_arguments::start_lib): New.
4596 (Input_arguments::end_lib_): New.
4597 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4598 in unused members as preempted.
4599 (Sized_pluginobj::do_should_include_member): New.
4600 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4601 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4602 return the blocker.
4603 (Read_symbols::do_whole_lib_group): New.
4604 (Read_symbols::do_lib_group): New.
4605 (Read_symbols::do_read_symbols): Handle lib groups.
4606 (Read_symbols::get_name): Handle lib groups.
4607 * readsyms.h (Read_symbols): Add an archive member pointer.
4608 (Read_symbols::do_whole_lib_group): New.
4609 (Read_symbols::do_lib_group): New.
4610 (Read_symbols::member_): New.
4611 * script.cc (read_input_script): Update call to queue_soon.
4612
d099120c
DK		 46132010-03-19 Doug Kwan <dougkwan@google.com>
4614
4615 * arm.cc (Stub_table::Stub_table): Initialize new data members
4616 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4617 (Stub_table::add_reloc_stub): Assign stub offset and update
4618 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4619 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4620 New data members.
4621 (Stub_table::update_data_size_and_addralign): Use
4622 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4623 instead of going over all reloc stubs.
4624 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4625 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4626 Stringpool_template::offset_ to size of Stringpool_char.
4627 (Stringpool_template::new_key_offset): Remove code to initialize
4628 Stringpool_template::offset_.
4629 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4630 Stringpool_template::offset_ to zero.
4631
1aa37384
DK		 46322010-03-15 Doug Kwan <dougkwan@google.com>
4633
4634 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4635 offset_.
4636 (Stringpool_template::new_key_offset): New method.
4637 (Stringpool_template::add_string): Assign offsets when adding new
4638 strings.
4639 (Stringpool_template::set_string_offsets): Do not set string offsets
4640 when not optimizing.
4641 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4642 member size_.
4643 (Chunked_vector::clear): Clear size_.
4644 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4645 (Chunked_vector::size): Return size_.
4646 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4647 (Chunked_vector::size_): New data member.
1aa37384
DK		 4648 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4649 (Stringpool_template::new_key_offset): New method declaration.
4650 (Stringpool_template::offset_): New data member.
4651
b672b057
RÁE		 46522010-03-15 Rafael Espindola <espindola@google.com>
4653
4654 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4655 Add_symbols' constructor.
4656 * readsyms.h (Add_symbols): Remove the input_group member.
4657
b6848d3c
ILT		 46582010-03-10 Ian Lance Taylor <iant@google.com>
4659
4660 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4661 target to ask whether a reference to a symbol requires a stack
4662 split.
4663 * target.h (Target::is_call_to_non_split): New function.
4664 (Target::do_is_call_to_non_split): Declare virtual function.
4665 * target.cc: Include "symtab.h".
4666 (Target::do_is_call_to_non_split): New function.
4667 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4668
a2a5469e
CC		 46692010-03-10 Cary Coutant <ccoutant@google.com>
4670
4671 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4672 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4673 (File_read::open[2]): Add whole_file_view_ to list of views.
4674 (File_read::make_view): Remove test of whole_file_view_.
4675 (File_read::find_or_make_view): Create whole_file_view_ if
4676 necessary.
4677 (File_read::clear_views): Replace bool parameter with enum;
4678 adjust all callers. Don't delete views with permanent data;
4679 do delete cached views and views from archives if
4680 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4681 if clearing the corresponding view.
4682 * fileread.h (File_read::Clear_views_mode): New enum.
4683 (File_read::View::is_permanent_view): New method.
4684 (File_read::clear_views): Replace bool parameter
4685 with enum; adjust all callers.
4686 * options.h (General_options): Change keep_files_mapped option;
4687 add map_whole_files.
4688 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4689 releasing the file.
4690 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4691 the file.
4692
8861f32b
DM		 46932010-03-10 David S. Miller <davem@davemloft.net>
4694
4695 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4696
d62d0f5f
ST		 46972010-03-09 Sriraman Tallam <tmsriram@google.com>
4698
4699 * icf.cc (get_section_contents): Add '@' marker after processing the
4700 merge reloc.
4701
9177756d
DK		 47022010-03-08 Doug Kwan <dougkwan@google.com>
4703
4704 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4705 due to a conversion warning.
4706 (Arm_relobj::update_output_local_symbol_count): Check for local
4707 symbol with unset output index.
4708
9e9e071b
ILT		 47092010-03-05 Ian Lance Taylor <iant@google.com>
4710
4711 * options.h (class General_options): Add --spare-dynamic-tags.
4712 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4713 --spare-dynamic-tags.
4714
a81ee015
ILT		 47152010-03-05 Ian Lance Taylor <iant@google.com>
4716
4717 * incremental.cc: Include "libiberty.h".
4718
44ec90b9
RO		 47192010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4720
4721 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4722 function, is_info_ member.
4723 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4724 (Versions::Versions): Update caller.
4725 (Versions::define_base_version): Likewise.
4726 (Versions::add_def): Likewise.
4727
0897ed3b
ST		 47282010-03-03 Sriraman Tallam <tmsriram@google.com>
4729
4730 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4731 (Scan::possible_function_pointer_reloc): New function.
4732 (Scan::local_reloc_may_be_function_pointer): Change to call
4733 possible_function_pointer_reloc.
4734 (Scan::global_reloc_may_be_function_pointer): Ditto.
4735 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4736 relocations in ".data.rel.ro._ZTV" section.
4737 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4738 * testsuite/icf_safe_so_test.cc: Ditto.
4739 * testsuite/icf_safe_test.cc: Ditto.
4740 * testsuite/icf_safe_test.sh: Ditto.
4741
d3bbad62
ILT		 47422010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4743 Ian Lance Taylor <iant@google.com>
4744
4745 * target-reloc.h (relocate_section): Check the symbol table index
4746 for -1U before setting the local symbol index.
4747 (scan_relocatable_relocs): If copying the relocation, record that
4748 the local symbol is required.
4749 * object.h (Symbol_value::is_output_symtab_index_set): New
4750 function.
4751 (Symbol_value::may_be_discarded_from_output_symtab): New
4752 function.
4753 (Symbol_value::has_output_symtab_entry): New function.
4754 (Symbol_value::needs_output_symtab_entry): Remove.
4755 (Symbol_value::output_symtab_index): Make sure the symbol index is
4756 set.
4757 (Symbol_value::set_output_symtab_index): Make sure the symbol
4758 index is not set. Make sure the new index is valid.
4759 (Symbol_value::set_must_have_output_symtab_entry): New function.
4760 (Symbol_value::has_output_dynsym_entry): New function.
4761 (Symbol_value::set_output_dynsym_index): Make sure the new index
4762 is valid.
4763 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4764 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4765 local symbol if permitted.
4766 (Sized_relobj::do_finalize_local_symbols): Call
4767 is_output_symtab_index_set rather than needs_output_symtab_entry.
4768 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4769 rather than needs_output_symtab_entry. Call
4770 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4771 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4772 is_output_symtab_index_set rather than needs_output_symtab_entry.
4773 * testsuite/discard_locals_relocatable_test.c: New file.
4774 * testsuite/discard_locals_test.sh: Test -r.
4775 * testsuite/Makefile.am (check_DATA): Add
4776 discard_locals_relocatable_test1.syms,
4777 discard_local_relocatable_test2.syms.
4778 (MOSTLYCLEANFILES): Likewise. Also add
4779 discard_locals_relocatable_test1.lout and
4780 discard_locals_relocatable_test2.out.
4781 (discard_locals_relocatable_test1.syms): New target.
4782 (discard_locals_relocatable_test.o): New target.
4783 (discard_locals_relocatable_test1.out): New target.
4784 (discard_locals_relocatable_test2.syms): New target.
4785 (discard_locals_relocatable_test2.out): New target.
4786 (various): Add missing ../ld-new dependencies.
4787 * testsuite/Makefile.in: Rebuild.
4788
7e8ccf26
NC		 47892010-03-03 Nick Clifton <nickc@redhat.com>
4790
4791 * po/fi.po: New Finnish translation.
4792
2a0ff005
DK		 47932010-03-01 Doug Kwan <dougkwan@google.com>
4794
4795 * layout.cc (Layout::Layout): Force section types of .init_array*,
4796 .preinit_array* and .fini_array* sections.
4797 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4798 Fix check of return value of std::string::find.().
4799 (Output_section::Input_section_sort_compare::operator()): Remove
4800 comment about .init_array.
4801 (Output_section::Input_section_sort_init_fini_compare::operator()):
4802 New method.
4803 (Output_section::sort_attached_input_sections): Handle .init_array
4804 and .fini_array specially.
4805 * output.h (Output_section::Inut_section_sort_compare): Update
4806 comment.
4807 (Output_section::Input_section_sort_init_fini_compare): New struct.
4808
c3e4ae29
DK		 48092010-02-26 Doug Kwan <dougkwan@google.com>
4810
4811 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4812 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4813 * testsuite/debug_msg.sh: Avoid matching source line number for
4814 use of global variable undef_int.
4815
2fd9ae7a
DK		 48162010-02-26 Doug Kwan <dougkwan@google.com>
4817
4818 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4819 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4820 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4821 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4822 * options.cc (General_options::General_options): Initialize member
4823 fix_v4bx_.
4824 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4825 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4826 and rm_no_fix_v4bx.stdout
4827 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4828 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4829 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4830 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4831 and arm_no_fix_v4bx.
4832 * Makefile.in: Regenerate.
4833 * testsuite/arm_fix_v4bx.s: New file.
4834 * testsuite/arm_fix_v4bx.sh: Ditto.
4835
67ec7d0b
DK		 48362010-02-24 Doug Kwan <dougkwan@google.com>
4837
4838 * arm.cc (Target_arm::got_section): Make the .got section the first
4839 non RELRO section in the data segment.
4840 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4841 suffixes of section names.
4842
10165461
DK		 48432010-02-24 Doug Kwan <dougkwan@google.com>
4844
4845 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4846 flags and attributes merging if an input file is a binary file.
4847 * fileread.cc (Input_file::open): Record format of original file.
4848 * fileread.h (Input_file::Format): New enum type.
4849 (Input_file::Input_file): Initialize data member format_.
4850 (Input_file::format): New method definition.
4851 (Input_file::format_):: New data member.
4852
4a54abbb
DK		 48532010-02-24 Doug Kwan <dougkwan@google.com>
4854
4855 * arm.cc (Arm_output_data_got): New class.
4856 (ARM_TCB_SIZE): New constant
4857 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4858 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4859 If user uses a script with a SECTIONS clause, issue only a warning
4860 for a misplaced EXIDX input section. Otherwise, issue an error.
4861 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4862 garbage collection.
4863 (Target_arm::got_mode_index_entry): Handle static linking.
4864 (Target_arm::Scan::local): Ditto.
4865 (Target_arm::Scan::global): Ditto.
4866 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4867 all incorrectly implemented relocations.
e1df38aa 4868 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4869 Arm_output_section::fix_exidx_coverage.
4870 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4871 from ".ARM.exidx." and ".ARM.extab.".
4872
ca419a6f
ILT		 48732010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4874
4875 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4876 section if it does not already exist.
4877 * attributes.cc (Attributes_section_data::Attributes_section_data):
4878 Don't crash if size is zero.
4879
135b9c78
ILT		 48802010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4881 Ian Lance Taylor <iant@google.com>
4882
4883 * gold.cc (queue_middle_tasks): If no input files were opened,
4884 exit.
4885 * workqueue.h (Task_function::Task_function): Assert that there is
4886 a blocker.
4887
bb0bfe4f
DK		 48882010-02-22 Doug Kwan <dougkwan@google.com>
4889
4890 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4891 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4892 types to avoid warnings due to different uint64_t implementations
4893 on different hosts.
4894
2a2b6d42
DK		 48952010-02-21 Doug Kwan <dougkwan@google.com>
4896
4897 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4898 handling of the maximum backward branch offset.
4899 (Arm_relocate_functions::thumb_branch_common): Ditto.
4900 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4901 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4902 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4903 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4904 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4905 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4906 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4907 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4908 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4909 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4910 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4911 thumb2_bl_out_of_range.o): New rules.
4912 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4913 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4914 thumb2_bl_out_of_range
4915 * testsuite/Makefile.in: Regenerate.
4916 * testsuite/arm_bl_in_range.s: New file.
4917 * testsuite/arm_bl_out_of_range.s: Ditto.
4918 * testsuite/arm_branch_in_range.sh: Ditto.
4919 * testsuite/arm_branch_range.t: Ditto.
4920 * testsuite/thumb2_branch_range.t: Ditto.
4921 * testsuite/thumb_bl_in_range.s: Ditto.
4922 * testsuite/thumb_bl_out_of_range.s: Ditto.
4923 * testsuite/thumb_branch_range.t: Ditto.
4924
b487ad64
ST		 49252010-02-20 Sriraman Tallam <tmsriram@google.com>
4926
4927 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4928 Add reloc offset information.
4929 * icf.cc (get_section_contents): Change iterators to point to the new
4930 vectors. Add reloc offset information to the contents.
4931 * icf.h (Icf::Sections_reachable_info): New typedef.
4932 (Icf::Sections_reachable_list): New typedef.
4933 (Icf::Offset_info): New typedef.
4934 (Icf::Reloc_info): New struct typedef.
4935 (Icf::Reloc_info_list): New typedef.
4936 (Icf::symbol_reloc_list): Delete method.
4937 (Icf::addend_reloc_list): Delete method.
4938 (Icf::section_reloc_list): Delete method.
4939 (Icf::reloc_info_list): New method.
4940 (Icf::reloc_info_list_): New member.
4941
f96accdf
DK		 49422010-02-19 Doug Kwan <dougkwan@google.com>
4943
4944 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4945 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4946 * arm.cc (Arm_relocation_functions): New forward declaration.
4947 (Target_arm::Target_arm): Initialize new data members
4948 got_mod_index_offset_ and tls_base_symbol_defined_.
4949 (Target_arm::Relocate::relocate_tls): New method.
4950 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4951 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4952 New methods.
4953 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4954 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4955 (Target_arm::got_mod_index_offset_,
4956 Target_arm::tls_base_symbol_defined_): New data members.
4957 (Target_arm::Scan::local, Target::Scan::global,
4958 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4959 relocations.
4960
c8761b9a
DK		 49612010-02-18 Doug Kwan <dougkwan@google.com>
4962
4963 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4964 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4965 text section as a parameter becuase some broken tools may not set
4966 the link in section header.
4967 (Target_arm::has_got_section): New method.
4968 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4969 without any mapping symbol as data only. Remove warning.
4970 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4971 link in its section header, try to discover the link by inspecting the
4972 REL31 relocation at the beginning of the section.
4973 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4974 in error message.
4975 (Target_arm::Scan::global): Treat any reference to the symbol
4976 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4977
21bb3914
ST		 49782010-02-12 Sriraman Tallam <tmsriram@google.com>
4979
4980 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4981 (Scan::global_reloc_may_be_function_pointer): New function.
4982 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4983 (Scan::global_reloc_may_be_function_pointer): New function.
4984 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4985 (Scan::global_reloc_may_be_function_pointer): New function.
4986 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4987 (Scan::global_reloc_may_be_function_pointer): New function.
4988 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4989 (Scan::global_reloc_may_be_function_pointer): New function.
4990 (Scan::possible_function_pointer_reloc): New function.
4991 (Target_x86_64::can_check_for_function_pointers): New function.
4992 * gc.h (gc_process_relocs): Scan relocation types to determine if
4993 function pointers were taken for targets that support it.
4994 * icf.cc (Icf::find_identical_sections): Include functions for
4995 folding in safe ICF whose pointer is not taken.
4996 * icf.h (Secn_fptr_taken_set): New typedef.
4997 (fptr_section_id_): New member.
4998 (section_has_function_pointers): New function.
4999 (set_section_has_function_pointers): New function.
5000 (check_section_for_function_pointers): New function.
5001 * options.h: Fix comment for safe ICF option.
5002 * target.h (can_check_for_function_pointers): New function.
5003 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5004 Modify icf_safe_test for X86-64.
5005 * testsuite/Makefile.in: Regenerate.
5006 * testsuite/icf_safe_so_test.cc: New file.
5007 * testsuite/icf_safe_so_test.sh: New file.
5008 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5009 (main): Change to take pointer to function kept_func_3.
5010 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5011 folding is done correctly for X86-64.
5012
0da6fa6c
DM		 50132010-02-12 David S. Miller <davem@davemloft.net>
5014
5015 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5016 is_symbolless parameter.
5017 (Output_reloc<SHT_REL>::is_symbolless): New.
5018 (Output_reloc<SHT_REL>::is_symbolless_): New.
5019 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5020 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5021 (Output_reloc<SHT_RELA>::is_symbolless): New.
5022 (Output_data_reloc::add_global): Handle is_symbolless.
5023 (Output_data_reloc::add_global_relative): Likewise.
5024 (Output_data_reloc::add_local): Likewise.
5025 (Output_data_reloc::add_local_relative): Likewise.
5026 (Output_data_reloc::add_symbolless_global_addend): New.
5027 (Output_data_reloc::add_symbolless_local_addend): New.
5028 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5029 is_symbolless.
5030 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5031 instead of ->is_relative_
5032 (Output_reloc::write): Likewise.
5033 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5034 (Output_reloc::write_rel): Simplify.
5035
5036 * sparc.cc (Target_sparc::Scan::local): Use
5037 ->add_symbolless_local_addend as needed.
5038 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5039 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5040 based upon relocation offset.
5041
e4782e83
DK		 50422010-02-11 Doug Kwan <dougkwan@google.com>
5043
5044 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5045 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5046 beginning of function.
5047 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5048 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5049 parameter is_32bit in calls to should_apply_static_reloc.
5050 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5051 (check_DATA): Add arm_abs_global.stdout.
5052 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5053 arm_abs_global.stdout): New rules.
5054 (MOSTLLYCLEANFILES): Add arm_abs_global
5055 * Makefile.in: Regenerate.
5056 * testsuite/arm_abs_global.s: New file.
5057 * testsuite/arm_abs_global.sh: Ditto.
5058 * testsuite/arm_abs_lib.s: Ditto.
5059
93ceb764
ILT		 50602010-02-11 Ian Lance Taylor <iant@google.com>
5061
5062 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5063 Read_relocs task.
5064 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5065 Allocate_commons_task first.
5066 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5067 task, rather than symtab_lock_.
5068 (Gc_process_relocs::~Gc_process_relocs): New function.
5069 (Gc_process_relocs::is_runnable): Check this_blocker_.
5070 (Gc_process_relocs::locks): Use next_blocker_ rather than
5071 blocker_.
5072 (Scan_relocs::~Scan_relocs): New function.
5073 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5074 symtab_lock_.
5075 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5076 next_blocker_.
5077 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5078 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5079 constructor accordingly.
5080 (class Gc_process_relocs): Likewise.
5081 (class Scan_relocs): Likewise.
5082 * common.h (class Allocate_commons_task): Remove symtab_lock_
5083 field, and corresponding constructor parameter.
5084 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5085 symtab_lock_.
5086 (Allocate_commons_task::locks): Likewise.
5087
114dfbe1
ILT		 50882010-02-11 Ian Lance Taylor <iant@google.com>
5089
5090 * gold-threads.h (class Once): Define.
5091 (class Initialize_lock): Rewrite as child of Once.
5092 * gold-threads.cc (class Once_initialize): Define.
5093 (once_pointer_control): New static variable.
5094 (once_pointer, once_arg): New static variables.
5095 (c_run_once): New static function.
5096 (Once::Once, Once::run_once, Once::internal_run): New functions.
5097 (class Initialize_lock_once): Remove.
5098 (initialize_lock_control): Remove.
5099 (initialize_lock_pointer): Remove.
5100 (initialize_lock_once): Remove.
5101 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5102 (Initialize_lock::initialize): Rewrite.
5103 (Initialize_lock::do_run_once): New function.
5104 * archive.cc (Archive::interpret_header): Only clear name if it is
5105 not already empty.
5106 * fileread.cc: Include "gold-threads.h"
5107 (file_counts_lock): New static variable.
5108 (file_counts_initialize_lock): Likewise.
5109 (File_read::release): Only increment counts when using --stats.
5110 Use a lock around the increment.
5111 * parameters.cc (class Set_parameters_target_once): Define.
5112 (set_parameters_target_once): New static variable.
5113 (Parameters::Parameters): Move here from parameters.h.
5114 (Parameters::set_target): Rewrite.
5115 (Parameters::set_target_once): New function.
5116 (Parameters::clear_target): Move here and rewrite.
5117 * parameters.h (class Parameters): Update declarations. Add
5118 set_parameters_target_once_ field.
5119 (Parameters::Parameters): Move to parameters.cc.
5120 (Parameters::clear_target): Likewise.
5121 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5122 task.
5123 (Start_group::~Start_group): New function.
5124 (Start_group::is_runnable): New function.
5125 (Start_group::locks, Start_group::run): New functions.
5126 (Finish_group::run): Change saw_undefined to size_t.
5127 * readsyms.h (class Start_group): Define.
5128 (class Finish_group): Change saw_undefined_ field to size_t.
5129 (Finish_group::Finish_group): Remove saw_undefined and
5130 this_blocker parameters. Change all callers.
5131 (Finish_group::set_saw_undefined): New function.
5132 (Finish_group::set_blocker): New function.
5133 * symtab.h (class Symbol_table): Change saw_undefined to return
5134 size_t. Change saw_undefined_ field to size_t.
5135 * target-select.cc (Set_target_once::do_run_once): New function.
5136 (Target_selector::Target_selector): Initialize set_target_once_
5137 field. Don't initialize lock_ and initialize_lock_ fields.
5138 (Target_selector::instantiate_target): Rewrite.
5139 (Target_selector::set_target): New function.
5140 * target-select.h (class Set_target_once): Define.
5141 (class Target_selector): Update declarations. Make
5142 Set_target_once a friend. Remove lock_ and initialize_lock_
5143 fields. Add set_target_once_ field.
5144
fa17a3f4
ILT		 51452010-02-10 Ian Lance Taylor <iant@google.com>
5146
5147 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5148 queueing any tasks.
5149 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5150 (queue_middle_tasks): Add all blockers before queueing any tasks.
5151 (queue_final_tasks): Likewise.
5152 * token.h (Task_token::add_blockers): New function.
5153 * object.h (Input_objects::number_of_relobjs): New function.
5154
c7177d31
ILT		 51552010-02-10 Ian Lance Taylor <iant@google.com>
5156
5de0e392
ILT		 5157 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5158 shared, not if not position independent.
5159 * x86_64.cc (Relocate::relocate_tls): Likewise.
5160 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5161 (tls_pie_pic_test): New target.
5162 * testsuite/Makefile.in: Rebuild.
5163
c7177d31
ILT		 5164 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5165 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5166 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5167 * testsuite/Makefile.in: Rebuild.
5168
684b268a
DM		 51692010-02-09 David S. Miller <davem@davemloft.net>
5170
5171 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5172 R_SPARC_RELATIVE using ->add_local_relative().
5173 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5174
612a8d3d
DM		 5175 * output.h (Output_data_dynamic::add_section_size): New method
5176 that takes two Output_data objects.
5177 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5178 entry param. Handle it in initializers.
5179 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5180 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5181 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5182 arg.
5183 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5184 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5185 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5186 for dynrel_includes_plt.
5187 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5188 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5189 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5190 before .rela.plt
5191 (Target_sparc::do_finalize_sections): Update to pass true for
5192 dynrel_includes_plt.
5193 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5194 output before .rela.plt
5195 (Target_powerpc::do_finalize_sections): Update to pass true for
5196 dynrel_includes_plt when 32-bit.
5197
cb1be87e
DK		 51982010-02-08 Doug Kwan <dougkwan@google.com>
5199
5200 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5201 method.
5202 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5203 Arm_relobj::scan_section_for_cortex_a8_stubs,
5204 Arm_relobj::do_relocation_section): Instead of calling
5205 Output_section::output_address, use faster
5206 Arm_relobj::simple_input_section_output_address.
5207
705b5121
DM		 52082010-02-08 David S. Miller <davem@davemloft.net>
5209
5210 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5211 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5212 relocation helper function.
5213
024c4466
DM		 5214 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5215 just like R_SPARC_GOT{10,13,22}.
5216 (Target_sparc::Scan::local): Likewise.
5217 (Target_sparc::Relocate:relocate): Likewise.
5218
9109c078
ILT		 52192010-02-06 Ian Lance Taylor <iant@google.com>
5220
5221 * configure.ac: Rewrite targetobjs duplicate removal code to use
5222 only shell constructs.
5223 * configure: Rebuild.
5224
cf846138
DK		 52252010-02-05 Doug Kwan <dougkwan@google.com>
5226
5227 PR 11247
5228 * arm.cc (Arm_relobj::section_is_scannable): New method.
5229 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5230 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5231
6cfaf60b
DK		 52322010-02-04 Doug Kwan <dougkwan@google.com>
5233
5234 PR 11247
5235 * arm-reloc-property.cc (cstdio): Include.
5236 * configure.ac (targetobjs): Remove duplicates.
5237 * configure: Regenerate.
5238 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5239 big and little endian version for a given address size.
5240
5c57f1be
DK		 52412010-02-03 Doug Kwan <dougkwan@google.com>
5242
5243 * arm-reloc-property.cc
5244 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5245 definition.
5246 * arm-reloc-property.h
5247 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5248 New method definition.
5249 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5250 declaration.
5251 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5252 overflow to N.
5253 (GOT_PREL): Change implemented to Y.
5254 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5255 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5256 (Arm_relocate_functions::movw_abs_nc): Remove method.
5257 (Arm_relocate_functions::movt_abs): Ditto.
5258 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5259 (Arm_relocate_functions::thm_movt_abs): Ditto.
5260 (Arm_relocate_functions::movw_rel_nc): Ditto.
5261 (Arm_relocate_functions::movw_rel): Ditto.
5262 (Arm_relocate_functions::movt_rel): Ditto.
5263 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5264 (Arm_relocate_functions:thm_movw_rel): Ditto.
5265 (Arm_relocate_functions:thm_movt_rel): Ditto.
5266 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5267 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5268 New method definitions.
5269 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5270 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5271 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5272 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5273 (Target_arm::Relocate::relocate): Check for non-static or
5274 unimplemented relocation code and exit early. Change calls to
5275 Target_arm::reloc_uses_thumb_bit and
5276 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5277 instead. Refactor code to handle similar relocations to increase
5278 code sharing. Remove check for unsupported relocation code in switch
5279 statement.
5280 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5281 relocation property table to find out size. Change error message to
5282 print out the name of a relocation code instead of the numeric value.
5283 (Target_arm::scan_reloc_for_stub): Use relocation property table
5284 instead of calling Target_arm::reloc_uses_thumb_bit().
5285
218c5831
DK		 52862010-02-02 Doug Kwan <dougkwan@google.com>
5287
5288 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5289 types of relaxed input section.
5290
0d31c79d
DK		 52912010-02-02 Doug Kwan <dougkwan@google.com>
5292
5293 * Makefile.am (HFILES): Add arm-reloc-property.h.
5294 (DEFFILES): New.
5295 (TARGETSOURCES): Add arm-reloc-property.cc
5296 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5297 (libgold_a_SOURCES): $(DEFFILES)
5298 * Makefile.in: Regenerate.
5299 * arm-reloc-property.cc: New file.
5300 * arm-reloc-property.h: New file.
5301 * arm-reloc.def: New file.
5302 * arm.cc: Update comments.
5303 (arm-reloc-property.h): New included header.
5304 (arm_reloc_property_table): New global variable.
5305 (Target_arm::do_select_as_default_target): New method definition.
5306 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5307 arm-reloc-property to targ_extra_obj.
5308 * parameters.cc (set_parameters_target): Call
5309 Target::select_as_default_target().
5310 * target.h (Target::select_as_default_target): New method definition.
5311 (Target::do_select_as_default_target): Same.
5312
546c7457
DK		 53132010-02-01 Doug Kwan <dougkwan@google.com>
5314
5315 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5316 first_output_text_section_.
5317 (Arm_exidx_fixup::first_output_text_section): New method definition.
5318 (Arm_exidx_fixup::first_output_text_section_): New data member.
5319 (Arm_exidx_fixup::process_exidx_section): Record the first text
5320 output section seen.
5321 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5322 and entsize in output section header.
5323
11b861d5
DK		 53242010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5325
5326 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5327 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5328 (Arm_relocate_functions::thm_alu11): New Method.
5329 (Arm_relocate_functions::thm_pc8): New Method.
5330 (Arm_relocate_functions::thm_pc12): New Method.
5331 (Target_arm::Scan::local): Handle the relocations.
5332 (Target_arm::Scan::global): Likewise.
5333 (Target_arm::Relocate::relocate): Likewise.
5334 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5335
c9a2c125
DK		 53362010-01-29 Doug Kwan <dougkwan@google.com>
5337
5338 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5339 of relocation types as ld.
5340
1521477a
DK		 53412010-01-29 Doug Kwan <dougkwan@google.com>
5342
5343 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5344 to public.
5345 (Arm_relocate_functions::thumb_branch_common): Ditto.
5346 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5347 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5348 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5349 Arm_relocate_functions::jump24): Remove.
5350 (Target_arm::Relocate::relocate): Adjust code to call
5351 Arm_relocation_functions::arm_branch_common and
5352 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5353 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5354
e7eca48c
DK		 53552010-01-29 Doug Kwan <dougkwan@google.com>
5356
5357 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5358 output_local_symbol_count_needs_update_.
5359 (Arm_relobj::output_local_symbol_count_needs_update,
5360 Arm_relobj::set_output_local_symbol_count_needs_update,
5361 Arm_relobj::update_output_local_symbol_count): New methods.
5362 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5363 member.
5364 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5365 of pointed function as in a R_ARM_PREL31 relocation.
5366 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5367 for output local symbol count updating.
5368 (Target_arm::do_relax): Update output local symbol counts in objects
5369 if necessary.
5370 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5371
02961d7e
ILT		 53722010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5373
5374 * arm.cc: Added support for the ARM relocations:
5375 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5376 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5377 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5378 movw_prel_nc).
5379 (Arm_relocate_functions::movw_rel): New method.
5380 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5381 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5382 thm_movw_prel_nc).
5383 (Arm_relocate_functions::thm_movw_rel): New method.
5384 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5385 thm_movt_prel).
5386 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5387 relocations.
5388 (Target_arm::Scan::global): Likewise.
5389 (Target_arm::Relocate::relocate): Likewise.
5390 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5391 Likewise.
5392
b10d2873
ILT		 53932010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5394
5395 * arm.cc: Added support for ARM group relocations.
5396 (Target_arm::reloc_needs_sym_origin): New method.
5397 (Arm_relocate_functions::calc_grp_kn): New method.
5398 (Arm_relocate_functions::calc_grp_residual): New method.
5399 (Arm_relocate_functions::calc_grp_gn): New method.
5400 (Arm_relocate_functions::arm_grp_alu): New Method.
5401 (Arm_relocate_functions::arm_grp_ldr): New Method.
5402 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5403 (Arm_relocate_functions::arm_grp_ldc): New Method.
5404 (Target_arm::Scan::local): Handle the ARM group relocations.
5405 (Target_arm::Scan::global): Likewise.
5406 (Target_arm::Relocate::relocate): Likewise.
5407 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5408 Likewise.
5409
2b328d4e
DK		 54102010-01-26 Doug Kwan <dougkwan@google.com>
5411
5412 * arm.cc (set): Include.
5413 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5414 pointer type.
5415 (Arm_output_section::Text_section_list): New type.
5416 (Arm_output_section::append_text_sections_to_list): New method.
5417 (Arm_output_section::fix_exidx_coverage): Ditto.
5418 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5419 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5420 Relobj::set_section_offset() instead of
5421 Sized_relobj::invalidate_section_offset().
5422 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5423 parameter for section headers. Ignore relocation sections for
5424 unallocated sections and EXIDX sections.
5425 (Target_arm::fix_exidx_coverage): New method.
5426 (Target_arm::output_section_address_less_than): New type.
5427 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5428 linked text section instead of the EXIDX section.
5429 (Arm_output_section::create_stub_group): Add an assertion to check
5430 that this is not an EXIDX output section.
5431 (Arm_output_section::append_text_sections_to_list): New method.
5432 (Arm_output_section::fix_exidx_coverage): Ditto.
5433 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5434 Arm_relobj::section_needs_reloc_stub_scanning.
5435 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5436 first pass.
5437 (Target_arm::fix_exidx_coverage): New method.
5438 * object.h (Relobj::set_output_section): New method.
5439 (Sized_relobj::invalidate_section_offset): Remove method.
5440 (Sized_relobj::do_invalidate_section_offset): Remove method.
5441 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5442
c7f3c371
DK		 54432010-01-25 Doug Kwan <dougkwan@google.com>
5444
5445 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5446 Fix warning due to signed and unsigned comparison on a 32-bit host.
5447
8923b24c
DK		 54482010-01-22 Doug Kwan <dougkwan@google.com>
5449
5450 * arm.cc (Target_arm::do_relax): Record an output section for section
5451 offset adjustment it contains any stub table that has changed.
5452 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5453 offsets in an output section if necessary.
5454 * output.cc (Output_section::Output_section): Initialize
5455 section_offsets_need_adjustments_.
5456 (Output_section::add_input_section_for_script): Renamed to
5457 Output_section::add_simple_input_section.
5458 (Output_section::save_states): Add a comment.
5459 (Output_section::discard_states): New method defintion.
5460 (Output_section::adjust_section_offsets): Same.
5461 * output.h (Output_section::add_input_section_for_script): Renamed to
5462 Output_section::add_simple_input_section.
5463 (Output_section::discard_states): New method declaration.
5464 (Output_section::adjust_section_offsets): Same.
5465 (Output_section::section_offsets_need_adjustment,
5466 Output_section::set_section_offsets_need_adjustment): New method
5467 definitions.
5468 (Output_section::section_offsets_need_adjustment_): New data member.
5469 * script-sections.cc
5470 (Output_section_element_input::set_section_address): Adjust code for
5471 renaming of Output_section::add_input_section_for_script.
5472 (Orphan_output_section::set_section_address): Same.
5473
9b2fd367
DK		 54742010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5475
5476 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5477 Fix_v4bx enum values .
5478 * gold/options.h (General_options): New option definitions.
5479 (General_options::fix_v4bx): New method.
5480 (General_options::Fix_v4bx): New enum.
5481 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5482 (General_options::parse_fix_v4bx_interworking): New method.
5483
80d0d023
DK		 54842010-01-22 Doug Kwan <dougkwan@google.com>
5485
5486 * arm.cc (Arm_exidx_fixup): New class.
5487
af2cdeae
DK		 54882010-01-21 Doug Kwan <dougkwan@google.com>
5489
5490 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5491 classes.
5492 (Arm_exidx_section_offset_map): New type.
5493
993d07c1
DK		 54942010-01-21 Doug Kwan <dougkwan@google.com>
5495
5496 * arm.cc (Arm_exidx_input_section): New class.
5497 (Arm_relobj::exidx_input_section_by_link,
5498 Arm_relobj::exidx_input_section_by_shndx,
5499 Arm_relobj::make_exidx_input_section): New methods.
5500 (read_arm_attributes_section): Remove.
5501 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5502 information about them.
5503 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5504 to here.
5505
5ac169d4
DK		 55062010-01-20 Doug Kwan <dougkwan@google.com>
5507
5508 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5509 Input_section_specifier to Section_id.
5510 (Target_arm::new_arm_input_section: Adjust code for change of key
5511 type.
5512 (Target_arm::find_arm_input_section): Ditto.
5513 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5514 (Section_id): Remove.
5515 (Garbage_collection::Section_id_hash): Remove.
5516 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5517 (Section_id): Remove.
5518 (Icf::Section_id_hash): Remove.
5519 * object.h (Section_id, Const_section_id, Section_id_hash,
5520 Const_section_id_hash): New type definitions.
5521 * output.cc (Output_section::add_relaxed_input_section): Change to
5522 use Const_section_id instead of Input_section_specifier as key type.
5523 (Output_section::add_merge_input_section): Ditto.
5524 (Output_section::build_relaxation_map): Change to use Section_id
5525 instead of Input_section_specifier as key type.
5526 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5527 Ditto.
5528 (Output_section::convert_input_sections_to_relaxed_sections): Change
5529 to use Const_section_id instead of Input_section_specifier as key type.
5530 (Output_section::find_merge_section): Ditto.
5531 (Output_section::find_relaxed_input_section): Ditto.
5532 * output.h (Input_section_specifier): Remove class.
5533 (Output_section::Output_section_data_by_input_section_map): Change
5534 key type to Const_section_id.
5535 (Output_section::Output_relaxed_input_section_by_input_section_map):
5536 Ditto.
5537 (Output_section::Relaxation_map): Change key type to Section_id.
5538
a2162063
ILT		 55392010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5540
5541 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5542 (class Arm_v4bx_stub): New class.
5543 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5544 (Stub_factory::make_arm_v4bx_stub): New method.
5545 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5546 (Stub_table::empty): Handle v4bx stubs.
5547 (Stub_table::add_arm_v4bx_stub): New method.
5548 (Stub_table::find_arm_v4bx_stub): New method.
5549 (Arm_relocate_functions::v4bx): New method.
5550 (Target_arm::fix_v4bx): New method.
5551 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5552 (Stub_table::relocate_stubs): Likewise.
5553 (Stub_table::do_write): Likewise.
5554 (Stub_table::update_data_size_and_addralign): Likewise.
5555 (Stub_table::finalize_stubs): Likewise.
5556 (Target_arm::Scan::local): Likewise.
5557 (Target_arm::Scan::global): Likewise.
5558 (Target_arm::do_finalize_sections): Likewise.
5559 (Target_arm::Relocate::relocate): Likewise.
5560 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5561 Likewise.
5562 (Target_arm::scan_reloc_for_stub): Likewise.
5563 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5564
5696ab0b
ILT		 55652010-01-19 Ian Lance Taylor <iant@google.com>
5566
5567 * output.cc (Output_section_headers::do_sized_write): Write large
5568 segment count to sh_info field.
5569 (Output_file_header::do_sized_write): For large segment count,
5570 write PN_XNUM to e_phnum field.
5571
800d0f56
ILT		 55722010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5573
5574 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5575 (Arm_relocate_functions::thm_jump8): New function.
5576 (Arm_relocate_functions::thm_jump11): New function.
5577 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5578 R_ARM_THM_JUMP11.
5579 (Target_arm::Scan::global): Likewise.
5580 (Target_arm::Relocate::relocate): Likewise.
5581 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5582 Likewise.
5583
41263c05
DK		 55842010-01-14 Doug Kwan <dougkwan@google.com>
5585
5586 * arm.cc (map, utility): Include headers.
5587 (Target_arm::apply_cortex_a8_workaround): New method.
5588 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5589 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5590 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5591 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5592 the --[no-]fix-cortex-a8 command line options.
5593 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5594 (Target_arm::relocate_stub): Use addend in instruction template.
5595 * options.h (DEFINE_bool): Set the user-set flag.
5596 (General_options): Add --[no-]-fix-cortex options.
5597 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5598 : Update fast look-up map after conversion.
41263c05 5599
459e9b03
ST		 56002010-01-14 Sriraman Tallam <tmsriram@google.com>
5601
5602 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5603 in the first pass of do_layout.
5604
b521dfe4
DK		 56052010-01-13 Doug Kwan <dougkwan@google.com>
5606
5607 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5608 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5609 apparent compiler problem of not folding static constant integral
5610 data members of elfcpp::Elf_sizes<32>.
5611
44272192
DK		 56122010-01-13 Doug Kwan <dougkwan@google.com>
5613
5614 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5615 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5616 Arm_relobj::scan_section_for_cortex_a8_erratum,
5617 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5618 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5619 sections to scan for relocation stubs into a new method
5620 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5621 relocation and Cortex-A8 stub scanning.
5622 (Target_arm::do_relax): Force stubs to be after stubbed sections
5623 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5624 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5625 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5626
44b71ece
ILT		 56272010-01-12 Ian Lance Taylor <iant@google.com>
5628
5629 * target-reloc.h (visibility_error): New inline function.
5630 (relocate_section): Call visibility_error.
5631 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5632 (MOSTLYCLEANFILES): Likewise.
5633 (protected_4_pic.o, protected_3.err): New targets.
5634 * testsuite/protected_4.cc: New file.
5635
a120bc7f
DK		 56362010-01-12 Doug Kwan <dougkwan@google.com>
5637
5638 * arm.cc (Cortex_a8_reloc): New class.
5639 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5640 and cortex_a8_relocs_info_.
5641 (Target_arm::fix_cortex_a8): New method definition.
5642 (Target_arm::Cortex_a8_relocs_info): New type.
5643 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5644 New data member declarations.
5645 (Target_arm::scan_reloc_for_stub): Record information about
5646 relocations for THUMB branches that might be exempted from the
5647 Cortex-A8 workaround.
5648 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5649 at the beginning of a relaxation pass.
5650
20138696
DK		 56512010-01-12 Doug Kwan <dougkwan@google.com>
5652
5653 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5654 (Arm_relobj::Mapping_symbol_position,
5655 Arm_reloj::Mapping_symbol_position_less,
5656 Arm_relobj::Mapping_symbols_info): New types.
5657 (Target_arm::is_mapping_symbol_name): New method definition.
5658 (Arm_relobj::do_count_local_symbols): Save information about mapping
5659 symbols.
5660
089d69dc
DK		 56612010-01-11 Doug Kwan <dougkwan@google.com>
5662
5663 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5664 Arm_relocate_functions::thumb32_branch_upper,
5665 Arm_relocate_functions::thumb32_branch_lower,
5666 Arm_relocate_functions::thumb32_cond_branch_offset,
5667 Arm_relocate_functions::thumb32_cond_branch_upper,
5668 Arm_relocate_functions::thumb32_cond_branch_lower,
5669 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5670 branch offset encoding.
5671 (Arm_relocate_functions::thumb_branch_common): Use new branch
5672 offset encoding methods to avoid code duplication.
5673 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5674 (Stub_addend_reader::operator()): Use new branch encoding method
5675 to avoid code duplication.
5676
99e5bff2
DK		 56772010-01-11 Doug Kwan <dougkwan@google.com>
5678
5679 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5680 (Target_arm::do_finalize_sections): Define special EXIDX section
5681 symbols only if referenced.
5682 * gc.h (Garbage_collection::add_reference): New method.
5683 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5684 code duplication.
5685
98e090bd
ILT		 56862010-01-11 Ian Lance Taylor <iant@google.com>
5687
d0a91bd8
ILT		 5688 * script.cc (Version_script_info::build_expression_list_lookup):
5689 Change complaing about duplicate wildcard match from error to
5690 warning.
5691
98e090bd
ILT		 5692 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5693 of 2009-12-30.
5694 (Version_script_info::Version_script_info): Initialize globs_,
5695 default_version_, default_is_global_, and exact_. Don't
5696 initialize globals_ or locals_.
5697 (Version_script_info::build_lookup_tables): Build local symbols
5698 first.
5699 (Version_script_info::unquote): New function.
5700 (Version_script_info::add_exact_match): New function.
5701 (Version_script_info::build_expression_list_lookup): Remove lookup
5702 parameter. Add is_global parameter. Change all callers. Handle
5703 wildcard pattern specially. Unquote pattern. Call
5704 add_exact_match.
5705 (Version_script_info::get_name_to_match): New function.
5706 (Version_script_info::get_symbol_version): New function.
5707 (Version_script_info::get_symbol_version_helper): Remove.
5708 (Version_script_info::check_unmatched_names): Call unquote.
5709 * script.h (class Version_script_info): Change get_symbol_version
5710 to be non-inline and add is_global parameter; change all callers.
5711 Rewrite symbol_is_local. Update declarations. Define struct
5712 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5713 Remove globals_ and locals_ members. Add exact_, globs_,
5714 default_version_, is_global_.
5715 (Version_script_info::Glob): Remove pattern, add expression and
5716 is_global. Update constructor. Change all callers.
5717 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5718 default version.
5719 (Versions::symbol_section_contents): If a symbol is undefined, or
5720 defined in a dynamic object, set the version index to
5721 VER_NDX_LOCAL.
5722 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5723 symbol_is_local.
5724 (Symbol_table::add_from_pluginobj): Likewise.
5725 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5726
d56962d3
DK		 57272010-01-11 Doug Kwan <dougkwan@google.com>
5728
5729 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5730 (incremental_dump_LDADD): Add linking option for libintl.
5731 * Makefile.in: Regenerate.
5732
94e6ee91
L		 57332010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5734
5735 PR gold/11144
5736 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5737 instead of -Ds.
5738 * testsuite/Makefile.in: Regenerated.
5739
e96c574b
DK		 57402010-01-10 Doug Kwan <dougkwan@google.com>
5741
5742 * options.h (DEFINE_var): Use parentheses around argument varname__
5743 in macro body to avoid any unintended subsequent substitutions.
5744
7198066b
ILT		 57452010-01-10 Ian Lance Taylor <iant@google.com>
5746
ba4d53bf
ILT		 5747 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5748 candidates before doing symbol resolution.
5749
7198066b
ILT		 5750 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5751 ODR candidates if only one is weak.
5752
a2beed37
ILT		 57532010-01-08 Ian Lance Taylor <iant@google.com>
5754
5755 * script.cc (Version_script_info::build_expression_list_lookup):
5756 Don't warn about ambiguous version, just record the ambiguity.
5757 (Version_script_info::get_symbol_version_helper): Give error if
5758 version is ambiguous.
5759
2fb7225c
DK		 57602010-01-08 Doug Kwan <dougkwan@google.com>
5761
5762 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5763 prev_data_size_ and prev_addralign_. Remove initializer for
5764 deleted data member has_been_changed_.
5765 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5766 to determine if the table is empty.
5767 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5768 Remove.
5769 (Stub_table::add_reloc_stub): Define method in class definition
5770 instead of just declaring it there.
5771 (Stub_table::add_cortex_a8_stub): New method definition.
5772 (Stub_table::update_data_size_and_addralign): Ditto.
5773 (Stub_table::finalize_stubs): Ditto.
5774 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5775 (Stub_table::do_addralign_): Return address alignment in the
5776 (Stub_table::do_reset_address_and_file_offset): Define method in
5777 class definition instead of declaring it there. Set current data
5778 size to be the data size of the previous pass.
5779 (Stub_table::set_final_data_size): Use current data size as the
5780 final data size.
5781 (Stub_table::relocate_stub): Change parameter type of stub from
5782 Reloc_stub pointer to Stub pointer.
5783 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5784 (Stub_table::Cortex_a8_stub_list): New typedef.
5785 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5786 Stub_table::prev_addralign_): New data member.
5787 (Arm_relobj::Arm_relobj): Initialize data member
5788 section_has_cortex_a8_workaround_.
5789 (Arm_relobj::section_has_cortex_a8_workaround,
5790 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5791 definitions.
5792 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5793 declarations.
5794 (Target_arm::relocate_stub): Change parameter type of stub from
5795 Reloc_stub pointer to Stub pointer.
5796 (Insn_template::size, Insn_template::alignment): Handle
5797 THUMB16_SPECIAL_TYPE.
5798 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5799 Stub_table::update_data_size_and_addralign,
5800 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5801 definitions.
5802 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5803 (Stub_table::do_write): Ditto.
5804 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5805
880cd20d
ILT		 58062010-01-08 Ian Lance Taylor <iant@google.com>
5807
5808 PR 11108
5809 * symtab.h (class Symbol): Remove fields is_target_special_ and
5810 has_plt_offset_. Add field is_defined_in_discarded_section_.
5811 (Symbol::is_defined_in_discarded_section): New function.
5812 (Symbol::set_is_defined_in_discarded_section): New function.
5813 (Symbol::has_plt_offset): Rewrite.
5814 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5815 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5816 Don't initialize is_target_special_ or has_plt_offset_.
5817 Initialize is_defined_in_discarded_section_.
5818 (Symbol_table::add_from_relobj): If appropriate, set
5819 is_defined_in_discarded_section.
5820 * resolve.cc (Symbol::override_base_with_special): Don't test
5821 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5822 * target-reloc.h (relocate_section): Do special handling for
5823 symbols defined in discarded sections for global symbols as well
5824 as local symbols.
5825
2703e3eb
ILT		 58262010-01-08 Ian Lance Taylor <iant@google.com>
5827
5828 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5829 the SHT_SYMTAB case.
5830
339d40a3
ILT		 58312010-01-08 Ian Lance Taylor <iant@google.com>
5832
5833 * object.cc (Sized_relobj::do_layout): Don't get confused if
5834 layout_eh_frame returns NULL.
5835
abecea76
ILT		 58362010-01-08 Ian Lance Taylor <iant@google.com>
5837
5838 PR 11084
5839 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5840 dynamic symbol table, use the normal symbol table.
5841 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5842 symbol table.
5843
6b7dd3f3
ILT		 58442010-01-08 Ian Lance Taylor <iant@google.com>
5845
5846 PR 11072
5847 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5848 sections.
5849
36c50e63
L		 58502010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5851
5852 * version.cc (print_version): Change to "Copyright 2010".
5853
e291e7b9
ILT		 58542010-01-08 Ian Lance Taylor <iant@google.com>
5855
5856 PR 10287
5857 PR 11063
5858 * i386.cc (class Target_i386): Change return type of plt_section
5859 to be non-const.
5860 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5861 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5862 tls_desc_rel_ field.
5863 (Output_data_plt_i386::rel_tls_desc): New function.
5864 (Target_i386::rel_tls_desc_section): New function.
5865 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5866 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5867 R_386_TLS_DESC reloc in rel_tls_desc_section.
5868 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5869 Define struct Tlsdesc_info.
5870 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5871 (Target_x86_64::do_reloc_symbol_index): New function.
5872 (Target_x86_64::add_tlsdesc_info): New function.
5873 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5874 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5875 tlsdesc_rel_ field.
5876 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5877 all callers.
5878 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5879 (Target_x86_64::rela_tlsdesc_section): New function.
5880 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5881 handling.
5882 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5883 (Target_x86_64::do_reloc_addend): New function.
5884 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5885 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5886 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5887 (Output_reloc::type): New function.
5888 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5889 (Output_reloc::is_target_specific): New function.
5890 (Output_reloc::target_arg): New function.
5891 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5892 absolute relocs and target specific relocs.
5893 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5894 add_target_specific.
5895 (class Output_data_reloc) [SHT_RELA]: Likewise.
5896 * output.cc (Output_reloc::Output_reloc): Add four new versions
5897 for absolute relocs and target specific relocs.
5898 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5899 (Output_reloc::get_symbol_index): Likewise.
5900 (Output_reloc::local_section_offset): Check that local_sym_index_
5901 is not TARGET_CODE or 0.
5902 (Output_reloc::symbol_value): Likewise.
5903 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5904 reloc.
5905 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5906 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5907 functions.
5908 * layout.cc (add_target_dynamic_tags): Use output section for
5909 DT_PLTRELSZ and DT_JMPREL.
5910
3a44184e
ILT		 59112010-01-07 Ian Lance Taylor <iant@google.com>
5912
5913 PR 11061
5914 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5915 function.
5916 (class Output_data_reloc_generic): Define.
5917 (class Output_data_reloc_base): Change base class to
5918 Output_data_reloc_generic. Change add() method to call
5919 bump_relative_reloc_count for a relative reloc. Remove
5920 sort_relocs_ field.
5921 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5922 to sort_relocs().
5923 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5924 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5925 appropriate.
5926 * layout.h (class Layout): Update declaration.
5927
ea715a34
ILT		 59282010-01-07 Ian Lance Taylor <iant@google.com>
5929
5930 * output.h (class Output_data): Add const version of
5931 output_section and do_output_section.
5932 (class Output_section_data): Add const version of
5933 do_output_section.
5934 (class Output_section): Likewise.
5935 * layout.cc (Layout::add_target_dynamic_tags): New function.
5936 * layout.h (class Layout): Update declarations.
5937 * arm.cc (Target_arm::do_finalize_sections): Use
5938 add_target_dynamic_tags.
5939 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5940 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5941 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5942 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5943
659948a4
ILT		 59442010-01-07 Ian Lance Taylor <iant@google.com>
5945
5946 PR 11042
5947 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5948 object as needed.
5949
9d3b86f6
ILT		 59502010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5951 Ian Lance Taylor <iant@google.com>
5952
5953 PR 11019
5954 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5955 Xindex::read_symtab_xindex.
5956
bb0d3eb0
DK		 59572010-01-07 Doug Kwan <dougkwan@google.com>
5958
5959 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5960 (Insn_template::thumb16_bcond_insn): New method declaration.
5961 (Insn_template): Fix spelling.
5962 (Stub::thumb16_special): New method declaration.
5963 (Stub::do_write): Define virtual method which was previously pure
5964 virtual.
5965 (Stub::do_thumb16_special): New method declaration.
5966 (Stub::do_fixed_endian_write): New template member.
5967 (Reloc_stub::do_write): Remove.
5968 (Reloc_stub::do_fixed_endian_write): Remove.
5969 (Cortex_a8_stub): New class definition.
5970 (Stub_factory::make_cortex_a8_stub): New method definition.
5971 (Stub_factory::Stub_factory): Add missing static storage class
5972 qualifier for elf32_arm_stub_a8_veneer_blx.
5973
ffeef7df
ILT		 59742010-01-07 Ian Lance Taylor <iant@google.com>
5975
dc3f80fe
ILT		 5976 PR 10980
5977 * options.h (class General_options): Add --warn-unresolved-symbols
5978 and --error-unresolved-symbols.
5979 * errors.cc (Errors::undefined_symbol): Implement
5980 --warn-unresolved-symbols.
5981
ffeef7df
ILT		 5982 * options.h (class General_options): Add -z text and -z textoff.
5983 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5984
f1ec9ded
ST		 59852010-01-06 Sriraman Tallam <tmsriram@google.com>
5986
5987 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5988 (Garbage_collection::cident_sections): New function.
5989 (Garbage_collection::add_cident_section): New function.
5990 (Garbage_collection::cident_sections_): New member.
5991 (gc_process_relocs): Add references to sections whose names are C
5992 identifiers.
5993 * gold.h (cident_section_start_prefix): New constant.
5994 (cident_section_stop_prefix): New constant.
5995 (is_cident): New function.
5996 * layout.cc (Layout::define_section_symbols): Replace string constants
5997 with the newly defined constants.
5998 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5999 C identifiers.
6000 * testsuite/Makefile.am: Add gc_orphan_section_test.
6001 * testsuite/Makefile.in: Regenerate.
6002 * testsuite/gc_orphan_section_test.cc: New file.
6003 * testsuite/gc_orphan_section_test.sh: New file.
6004
6eda8c29
ILT		 60052010-01-06 Ian Lance Taylor <iant@google.com>
6006
b9674e17
ILT		 6007 PR 10980
6008 * options.h (class General_options): Add --warn-shared-textrel.
6009 * layout.cc (Layout::finish_dynamic_section): Implement
6010 --warn-shared-textrel.
6011
6eda8c29
ILT		 6012 PR 10980
6013 * options.h (class General_options): Add --warn-multiple-gp.
6014
32dcd44e
ILT		 60152010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6016
6017 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6018 $(THREADSLIB) and $(LIBDL).
6019 * Makefile.in: Rebuild.
6020
a192ba05
ILT		 60212010-01-06 Ian Lance Taylor <iant@google.com>
6022
6023 PR 10980
6024 * options.cc (General_options::parse_section_start): New function.
6025 (General_options::section_start): New function.
6026 (General_options::General_options): Initialize all members.
6027 * options.h: Include <map>
6028 (class General_options): Add --section-start. Add section_starts_
6029 member.
6030 * layout.cc (Layout::attach_allocated_section_to_segment): If
6031 --section-start was used, set the address of the segment. Remove
6032 local sort_sections.
6033 (Layout::relaxation_loop_body): If the address of the load segment
6034 has been set by --section-start, don't use it.
6035 * output.h (Output_segment::update_flags_for_output_section): New
6036 function.
6037 * output.cc (Output_segment::add_output_section): Call
6038 update_flags_for_output_section.
6039
dde3f402
ILT		 60402010-01-05 Ian Lance Taylor <iant@google.com>
6041
62dfdd4d
ILT		 6042 PR 10980
6043 * options.h (class General_options): Add --undefined-version.
6044 * script.cc (struct Version_expression): Add was_matched_by_symbol
6045 field.
6046 (Version_script_info::matched_symbol): New function.
6047 (Version_script_info::get_symbol_version_helper): Call
6048 matched_symbol.
6049 (Version_script_info::check_unmatched_names): New function.
6050 * script.h (class Version_script_info): Update declarations.
6051 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6052
9c4ae156
ILT		 6053 * options.h (class General_options): Use DEFINE_bool_alias for
6054 allow_multiple_definition.
6055 * resolve.cc (Symbol_table::should_override): Don't test
6056 allow_multiple_definition.
6057
dde3f402
ILT		 6058 PR 10980
6059 * options.h (class General_options): Add --cref.
6060 * main.cc (main): Print cref table if --cref. Don't close mapfile
6061 until after printing cref table.
6062 * cref.cc: Include "symtab.h".
6063 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6064 (Cref_table_compare::operator()): New function.
6065 (Cref_inputs::gather_cref): New function.
6066 (filecol): New static const.
6067 (Cref_inputs::print_cref): New function.
6068 (Cref::print_cref): New function.
6069 * cref.h: Include <cstdio>.
6070 (class Cref): Update declarations.
6071 * mapfile.h (Mapfile::file): New function.
6072 * object.h (class Object): Define Symbols. Declare virtual
6073 do_get_global_symbols.
6074 (Object::get_global_symbols): New function.
6075 * object.cc (Input_objects::add_object): Pass object to cref_ if
6076 --cref.
6077 (Input_objects::archive_start): Likewise.
6078 (Input_objects::archive_stop): Likewise.
6079 (Input_objects::print_cref): New function.
6080 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6081 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6082 --cref.
6083 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6084 function.
6085 * plugin.h (class Sized_pluginobj): Update declarations.
6086
8781f709
ILT		 60872010-01-05 Ian Lance Taylor <iant@google.com>
6088
6089 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6090 to is_default_version. Rename insdef to insdefault.
6091 (Symbol_table::add_from_relobj): Rename def to is_default_version
6092 and local to is_forced_local.
6093 (Symbol_table::add_from_pluginobj): Likewise.
6094 (Symbol_table::add_from_dynobj): Likewise.
6095 (Symbol_table::define_special_symbol): Rename insdef to
6096 insdefault.
6097
fe35d28d
ILT		 60982010-01-04 Ian Lance Taylor <iant@google.com>
6099
30bc8c46
ILT		 6100 PR 10980
6101 * options.h (class General_options): Add
6102 --allow-multiple-definition and -z muldefs.
6103 * resolve.cc (Symbol_table::should_override): Don't warn about a
6104 multiple symbol definition if --allow-multiple-definition or -z
6105 muldefs.
6106
7eaea549
ILT		 6107 PR 10980
6108 * options.h (class General_options): Add --add-needed and
6109 --copy-dt-needed-entries. Tweak --as-needed help entry.
6110 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6111 error if --copy-dt-needed-entries aka --add-needed is used and
6112 would cause a change in behaviour.
6113
fe35d28d
ILT		 6114 PR 10980
6115 * options.h (class General_options): Add -G as a short version of
6116 --shared. Add no-op options -assert, -g, and -i.
6117
55a2bb35
ST		 61182010-01-04 Sriraman Tallam <tmsriram@google.com>
6119
6120 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6121 check for .text or .gnu.linkonce.t sections.
6122 * icf.cc (Icf::find_identical_sections): Ditto.
6123 Change the detection for mangled function name within the section
6124 name.
6125 * icf.h (is_section_foldable_candidate): New function.
6126
719328e1
ILT		 61272009-12-30 Ian Lance Taylor <iant@google.com>
6128
6129 PR 10980
6130 * options.h (class General_options): Permit two dashes with
6131 --retain-symbols-file.
6132
d7bb5745
ILT		 61332009-12-30 Ian Lance Taylor <iant@google.com>
6134
403a15dd
ILT		 6135 PR 10979
6136 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6137 don't put the file header and segment headers in the text
6138 segment.
6139
eda294df
ILT		 6140 PR 10979
6141 * common.cc (Sort_commons::operator()): Stabilize sort when both
6142 entries are NULL.
6143 (Symbol_table::do_allocate_commons_list): When allocating common
6144 symbols, skip a symbol which is no longer common.
6145 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6146 an object before checking its type.
6147 * testsuite/common_test_2.c: New file.
6148 * testsuite/common_test_3.c: New file.
6149 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6150 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6151 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6152 (common_test_2_pic.o, common_test_2.so): New targets.
6153 (common_test_3_pic.o, common_test_3.so): New targets.
6154 * testsuite/Makefile.in: Rebuild.
6155
d7bb5745
ILT		 6156 PR 10979
6157 * script.cc (read_input_script): If we see a new SECTIONS clause,
6158 and we have added an input section, give an error.
6159 * layout.h (class Layout): Add have_added_input_section function.
6160 Add have_added_input_section_ field.
6161 * layout.cc (Layout::Layout): Initialize
6162 have_added_input_section_.
6163 (Layout::layout): Set have_added_input_section_.
6164 (Layout::layout_eh_frame): Likewise.
6165
fc59c572
ILT		 61662009-12-30 Ian Lance Taylor <iant@google.com>
6167
6168 PR 10931
6169 * options.h (class General_options): Add --sort-common option.
6170 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6171 * common.cc (Sort_common): Add sort_order parameter to
6172 constructor. Add sort_order_ field.
6173 (Sort_commons::operator): Check sort_order_.
6174 (Symbol_table::allocate_commons): Determine the sort order.
6175 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6176 Change all callers.
6177 (Symbol_table::do_allocate_commons_list): Likewise.
6178
1c74fab0
ILT		 61792009-12-30 Ian Lance Taylor <iant@google.com>
6180
6181 PR 10916
6182 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6183 symbols from this object, don't change the visibility of an
6184 undefined symbol.
6185 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6186
6affe781
ILT		 61872009-12-30 Ian Lance Taylor <iant@google.com>
6188
6189 PR 10861
6190 * script.h (class Version_script_info): Define Language enum.
6191 Update declarations. Define Glob, Exact, and Lookup types. Add
6192 new fields globals_, locals_, and is_finalized_.
6193 * script.cc: Various formatting fixes.
6194 (class Parser_closure): Change language_stack_ from a vector of
6195 std::string to one of Version_script_info::Language. Adjust all
6196 uses accordingly.
6197 (class Lazy_demangler): Remove.
6198 (struct Version_expression): Change language from std::string to
6199 Version_script_info::Language.
6200 (Version_script_info::Version_script_info): New function.
6201 (Version_script_info::~Version_script_info): Don't call clear.
6202 (Version_script_info::finalize): New function.
6203 (Version_script_info::build_lookup_tables): New function.
6204 (Version_script_info::build_expression_list_lookup): New
6205 function.
6206 (Version_script_info::get_symbol_version_helper): Rewrite to use
6207 lookup tables.
6208 (Version_script_info::print_expression_list): Adjust to use
6209 Version_script_info::Language.
6210 (script_push_lex_into_version_mode): Check that the version script
6211 has not been finalized.
6212 (version_script_push_lang): Change language string to
6213 Version_script_info::Language.
6214 * options.cc (Command_line::version_script): New function.
6215 * options.h (class General_options): Add finalize_dynamic_list
6216 function. Change version_script from declaration to definition.
6217 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6218 * testsuite/version_script.map: Remove duplicate def of foo.
6219 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6220 version_script.map.
6221 * testsuite/Makefile.in: Rebuild.
6222
818bf354
ILT		 62232009-12-30 Ian Lance Taylor <iant@google.com>
6224
6225 PR 10843
6226 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6227 if the input symbol index is 0, make the output symbol index 0.
6228
ebcc8304
ILT		 62292009-12-30 Ian Lance Taylor <iant@google.com>
6230
6231 PR 10670
6232 * options.h (class General_options): Add -x/--discard-all.
6233 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6234 --discard-all. If the local symbol needs a dynamic entry, check
6235 that before handling --discard-locals.
6236
176fe33f
ILT		 62372009-12-30 Ian Lance Taylor <iant@google.com>
6238
bb321bb1
ILT		 6239 PR 10450
6240 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6241 flags to PF_R.
6242 (Output_segment::add_output_section): Don't change the flags if
6243 the type is PT_TLS.
6244
176fe33f
ILT		 6245 PR 10450
6246 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6247 GNU hash table if they need a dynamic value. Otherwise, don't add
6248 them if they are defined in a dynamic object or are forced local.
6249
e8cd95c7
ILT		 62502009-12-29 Ian Lance Taylor <iant@google.com>
6251
1b81fb71
ILT		 6252 PR 10450
6253 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6254 .gnu.hash table for a 32-bit target.
6255
8d6d383d
ILT		 6256 PR 10450
6257 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6258 regular and a dynamic object only needs a dynamic symbol table
6259 entry if it is externally visible.
6260
e785ec03
ILT		 6261 PR 10450
6262 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6263 constructor. Add global_offset_table_ field.
6264 (Target_i386::got_section): Set global_offset_table_.
6265 (Target_i386::do_finalize_sections): Set global_offset_table_
6266 size.
6267 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6268 in constructor. Add global_offset_table_ field.
6269 (Target_x86_64::got_section): Set global_offset_table_.
6270 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6271 size.
6272
1a2dff53
ILT		 6273 * layout.cc (Layout::Layout): Initialize increase_relro_.
6274 (Layout::get_output_section): Add is_relro, is_last_relro, and
6275 is_first_non_relro parameters. Change all callers.
6276 (Layout::choose_output_section): Likewise.
6277 (Layout::add_output_section_data): Likewise.
6278 (Layout::make_output_section): Likewise.
6279 (Layout::set_segment_offsets): Clear increase_relro when using a
6280 linker script.
6281 * layout.h (class Layout): Add increase_relro method. Add
6282 increase_relro_ field. Update declarations.
6283 * output.cc (Output_section::Output_section): Initialize
6284 is_last_relro_ and is_first_non_relro_.
6285 (Output_segment::add_output_section): Group relro sections is
6286 do_sort is true. Handle is_last_relro and is_first_non_relro.
6287 (Output_segment::maximum_alignment): Remove relro handling.
6288 (Output_segment::set_section_addresses): Add increase_relro
6289 parameter. Change all callers. Add initial alignment to align
6290 relro sections on separate page. Remove old relro handling.
6291 (Output_segment::set_section_list_addresses): Remove in_relro
6292 parameter. Change all callers.
6293 (Output_segment::set_offset): Add increase parameter. Change all
6294 callers. Remove old relro handling.
6295 * output.h (class Output_section): Add new methods: is_last_relro,
6296 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6297 Add is_last_relro_ and is_first_non_relro_ fields.
6298 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6299 Create separate .got.plt section. Call increase_relro.
6300 * x86_64.cc (Target_x86_64::got_section): Likewise.
6301 * testsuite/relro_script_test.t: Add .got.plt.
6302
f0ba79e2
ILT		 6303 PR 10450
6304 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6305 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6306 (Layout::finalize): Call set_dynamic_symbol_size.
6307 (Layout::set_dynamic_symbol_size): New function.
6308 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6309 set_dynamic_symbol_size.
6310
e8cd95c7
ILT		 6311 PR 10450
6312 * output.h (class Output_section): Add is_entsize_zero_ field.
6313 * output.cc (Output_section::Output_section): Initialize
6314 is_entsize_zero_.
6315 (Output_section::set_entsize): If two different entsizes are
6316 requested, force it to zero.
6317 (Output_section::add_input_section): Set flags for .debug_str
6318 before updating section flags. Set entsize.
6319 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6320 and SHF_STRING if all input sections have those flags.
6321
3e1b9a8a
RÁE		 63222009-12-29 Rafael Espindola <espindola@google.com>
6323
6324 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6325 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6326 reporting.
3e1b9a8a 6327
3dcad376
ST		 63282009-12-29 Sriraman Tallam <tmsriram@google.com>
6329
6330 * options.cc (General_options::parse_version): Allow -v to exit
6331 without an error if there is nothing to link.
6332
084e2665
ILT		 63332009-12-29 Ian Lance Taylor <iant@google.com>
6334
6335 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6336 using a version of gcc before 4.1.
6337 * configure: Rebuild.
6338
250acde3
CD		 63392009-12-28 Chris Demetriou <cgd@google.com>
6340
6341 * attributes.cc (Output_attributes_section_data::do_write): Use
6342 std::vector::front rather than std::vector::data.
6343
99fff23b
ILT		 63442009-12-28 Ian Lance Taylor <iant@google.com>
6345
6346 * symtab.h (class Symbol_table): Add enum Defined.
6347 * resolve.cc (Symbol_table::should_override): Add defined
6348 parameter. Change all callers. Test whether object is NULL
6349 before calling a method on it.
6350 (Symbol_table::report_resolve_problem): Add defined parameter.
6351 Change all callers.
6352 (Symbol_table::should_override_with_special): Likewise.
6353 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6354 parameter. Change all callers.
6355 (Symbol_table::do_define_in_output_data): Likewise.
6356 (Symbol_table::define_in_output_segment): Likewise.
6357 (Symbol_table::do_define_in_output_segment): Likewise.
6358 (Symbol_table::define_as_constant): Likewise.
6359 (Symbol_table::do_define_as_constant): Likewise.
6360 * script.h (class Symbol_assignment): Add is_defsym parameter to
6361 constructor; change all callers.
6362 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6363 parameter. Change all callers. Add is_defsym_ field.
6364 (class Parser_closure): Add parsing_defsym parameter to
6365 constructor; change all callers. Add parsing_defsym accessor
6366 function. Add parsing_defsym_ field.
6367
556bd683
ILT		 63682009-12-28 Ian Lance Taylor <iant@google.com>
6369
6370 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6371 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6372
1782c879
ILT		 63732009-12-23 Ian Lance Taylor <iant@google.com>
6374
6375 * i386.cc (Target_i386::do_calls_non_split): Recognize
6376 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6377 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6378 -fsplit-stack prologue when using %r11.
1782c879 6379
329ca2b1
ST		 63802009-12-21 Sriraman Tallam <tmsriram@google.com>
6381
6382 * options.cc (General_options::parse_version): Make -v continue and do
6383 the link like GNU ld does.
6384
d675ff46
RÁE		 63852009-12-17 Rafael Avila de Espindola <espindola@google.com>
6386
6387 * Makefile.am (CCFILES): Add timer.cc.
6388 (HFILES): Add timer.h.
6389 * configure.ac: Check for sysconf and times.
6390 * main.cc: include timer.h.
6391 (main): Use Timer instead of get_run_time.
6392 * timer.cc: New.
6393 * timer.h: New.
6394 * workqueue.cc: include timer.h.
6395 (Workqueue::find_and_run_task):
6396 Report user, sys and wall time.
6397 * Makefile.in: Regenerate.
6398 * config.in: Regenerate.
6399 * configure: Regenerate.
6400
d6344fb5
DK		 64012009-12-16 Doug Kwan <dougkwan@google.com>
6402
6403 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6404 sections.
6405 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6406 relaxed input sections.
6407 * output.cc (Output_section::find_relaxed_input_section): Change
6408 return type to Output_relaxed_input_section pointer. Adjust code
6409 for new type of relaxed_input_section_map_.
6410 * output.h (Output_section::find_relaxed_input_section): Change
6411 return type to Output_relaxed_input_section pointer.
6412 (Output_section::Output_relaxed_input_section_by_input_section_map):
6413 New type.
6414 (Output_section::relaxed_input_section_map_): Change type to
6415 Output_section::Output_relaxed_input_section_by_input_section_map.
6416 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6417 input section.
6418
0e0d5469
ILT		 64192009-12-15 Ian Lance Taylor <iant@google.com>
6420
6421 * layout.cc (Layout::create_shstrtab): Only write out after input
6422 sections if we are compressing debug sections.
6423
0649a889
ILT		 64242009-12-15 Ian Lance Taylor <iant@google.com>
6425
6426 * archive.cc (Archive::add_symbols): Only look up a symbol without
6427 a version if there is, in fact, a version.
6428
2ea97941
ILT		 64292009-12-14 Ian Lance Taylor <iant@google.com>
6430
6431 Revert -Wshadow changes, all changes from:
6432 2009-12-11 Doug Kwan <dougkwan@google.com>
6433 2009-12-11 Nick Clifton <nickc@redhat.com>
6434 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6435
b0eec2cc
DK		 64362009-12-11 Doug Kwan <dougkwan@google.com>
6437
6438 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6439 due to -Wshadow.
6440 * attributes.cc (Object_attribute::size): Ditto.
6441 (Attributes_section_data::size): Ditto.
6442 (Attributes_section_data::Attributes_section_data): Ditto.
6443 (Output_attributes_section_data::do_write): Ditto.
6444 * attributes.h (Object_attribute::set_type): Ditto.
6445 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6446
91d6fa6a
NC		 64472009-12-11 Nick Clifton <nickc@redhat.com>
6448
6449 * archive.cc: Fix shadowed variable warnings.
6450 * arm.cc: Likewise.
6451 * compressed_output.cc: Likewise.
6452 * compressed_output.h: Likewise.
6453 * configure: Likewise.
6454 * dwarf_reader.cc: Likewise.
6455 * dynobj.cc: Likewise.
6456 * dynobj.h: Likewise.
6457 * ehframe.cc: Likewise.
6458 * ehframe.h: Likewise.
6459 * errors.cc: Likewise.
6460 * expression.cc: Likewise.
6461 * fileread.cc: Likewise.
6462 * fileread.h: Likewise.
6463 * freebsd.h: Likewise.
6464 * i386.cc: Likewise.
6465 * icf.cc: Likewise.
6466 * incremental.h: Likewise.
6467 * layout.cc: Likewise.
6468 * layout.h: Likewise.
6469 * mapfile.cc: Likewise.
6470 * merge.cc: Likewise.
6471 * merge.h: Likewise.
6472 * object.cc: Likewise.
6473 * object.h: Likewise.
6474 * options.h: Likewise.
6475 * output.cc: Likewise.
6476 * output.h: Likewise.
6477 * parameters.cc: Likewise.
6478 * plugin.cc: Likewise.
6479 * powerpc.cc: Likewise.
6480 * reduced_debug_output.cc: Likewise.
6481 * reduced_debug_output.h: Likewise.
6482 * reloc.cc: Likewise.
6483 * reloc.h: Likewise.
6484 * resolve.cc: Likewise.
6485 * script-sections.cc: Likewise.
6486 * script.cc: Likewise.
6487 * script.h: Likewise.
6488 * sparc.cc: Likewise.
6489 * symtab.cc: Likewise.
6490 * symtab.h: Likewise.
6491 * target-select.cc: Likewise.
6492 * target-select.h: Likewise.
6493 * token.h: Likewise.
6494 * workqueue.cc: Likewise.
6495 * workqueue.h: Likewise.
6496 * x86_64.cc: Likewise.
6497
a0351a69
DK		 64982009-12-10 Doug Kwan <dougkwan@google.com>
6499
6500 * arm.cc (attributes.h): New include.
6501 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6502 (Arm_relobj::~Arm_relobj): Delete object pointed by
6503 attributes_section_data_.
6504 (Arm_relobj::attributes_section_data): New method definition.
6505 (Arm_relobj::attributes_section_data_): New data member declaration.
6506 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6507 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6508 attributes_section_data_.
6509 (Arm_dynobj::attributes_section_data): New method definition.
6510 (Arm_dynobj::attributes_section_data_): New data member declaration.
6511 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6512 initialization value of may_use_blx_ to false.
6513 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6514 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6515 object attributes to compute results instead of hard-coding.
6516 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6517 Target_arm::get_secondary_compatible_arch,
6518 Target_arm::set_secondary_compatible_arch
6519 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6520 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6521 New method declarations.
6522 (Target_arm::get_aeabi_object_attribute): New method definition.
6523 (Target_arm::attributes_section_data_): New data member declaration.
6524 (read_arm_attributes_section): New template definition.
6525 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6526 (Arm_dynobj::do_read_symbols): Ditto.
6527 (Target_arm::do_finalize_sections): Merge attributes sections from
6528 input. Check for BLX use after attributes section merging.
6529 Fix __exidx_start and __exidx_end visibility. Create an
6530 .ARM.attributes section if necessary.
6531 (Target_arm::get_secondary_compatible_arch,
6532 Target_arm::set_secondary_compatible_arch,
6533 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6534 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6535 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6536 New method definitions.
6537
b59befec
ILT		 65382009-12-09 Ian Lance Taylor <iant@google.com>
6539
6540 * plugin.cc (Plugin::load): Don't cast from void* to a function
6541 pointer.
6542
1276bc89
ILT		 65432009-12-09 Ian Lance Taylor <iant@google.com>
6544
6545 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6546 information fields.
6547
2f2de248
L		 65482009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6549
6550 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6551 Replace two_file_shared_1.so with two_file_shared_2.so.
6552 * testsuite/Makefile.in: Regenerated.
6553
4f787271
DK		 65542009-12-08 Doug Kwan <dougkwan@google.com>
6555
6556 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6557 (HFILES): Add attributes.h and int_encoding.h.
6558 * Makefile.in: Regenerate.
6559 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6560 function definitions to int_encoding.cc
6561 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6562 prototypes to int_encoding.h
6563 * reduced_debug_output.cc (int_encoding.h): New include.
6564 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6565 function definitions to int_encoding.cc
6566 (insert_into_vector, read_from_pointer): Move template definitions to
6567 int_encoding.h
6568 * attributes.cc: New file.
6569 * attributes.h: New file.
6570 * int_encoding.cc: New file.
6571 * int_encoding.h: New file.
6572
20b52f1a
RÁE		 65732009-12-07 Rafael Avila de Espindola <espindola@google.com>
6574
6575 PR gold/11055
6576 * incremental-dump.cc (dump_incremental_inputs): New.
6577 (main): Use dump_incremental_inputs.
6578
53d7974c
L		 65792009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6580
6581 PR gold/10893
6582 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6583 checking elfcpp::STT_FUNC.
6584 (Target_i386::Relocate::relocate): Likewise.
6585 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6586
6587 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6588 symbols from shared libraries into normal FUNC symbols.
6589
6590 * symtab.h (Symbol): Add is_func and use it.
6591
05a352e6
DK		 65922009-12-05 Doug Kwan <dougkwan@google.com>
6593
6594 * arm.cc (Target_arm::arm_info): Initialize new fields
6595 attributes_section and attributes_vendor.
6596 * i386.cc (Target_i386::i386_info): Same.
6597 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6598 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6599 fields attributes_section and attributes_vendor.
53d7974c 6600 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6601 * target.h (Target::attributes_section, Target::attributes_vendor,
6602 Target::is_attributes_section, Target::attribute_arg_type,
6603 Target::attributes_order): New method definitions.
6604 (Target::Target_info::attributes_section,
6605 Target::Target_info::attributes_vendor): New fields.
6606 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6607 virtual method definitions.
6608 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6609 attributes_section and attributes_vendor.
6610 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6611
f4e5969c
DK		 66122009-12-05 Doug Kwan <dougkwan@google.com>
6613
6614 * arm.cc: Update comments about interworking and stub generation.
6615 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6616 considered as non-PIC.
6617 (Arm_relocate_functions::base_abs): Fix formatting.
6618 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6619 of function to use GOT entry address instead of offset.
6620 (Target_arm::Scan::global): Issue an error if a symbol would need a
6621 PLT does not get one because it is untyped. Remove code to create
6622 dynamic symbols for relative branches.
6623 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6624 takes unsigned integer instead of boolean.
6625
1abce4a6
L		 66262009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6627
6628 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6629 (two_file_test_LDADD): Likewise.
6630 (common_test_1_LDADD): Likewise.
6631 (exception_test_LDADD) Likewise.
6632 (weak_test_LDADD): Likewise.
6633 (many_sections_test_LDADD): Likewise.
6634 (initpri1_LDADD): Likewise.
6635 (script_test_1_LDADD): Likewise.
6636 (script_test_2_LDADD): Likewise.
6637 (justsyms_LDADD): Likewise.
6638 (binary_test_LDADD): Likewise.
6639 (large_LDADD): Likewise.
6640 * testsuite/Makefile.in: Regenerated.
6641
adcf2816 66422009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6643
adcf2816
L		 6644 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6645 (Symbol_table::override_with_special): Likewise.
6646 (Symbol_table::add_from_object): Likewise.
6647
28e67f5d
RÁE		 66482009-12-04 Rafael Avila de Espindola <espindola@google.com>
6649
6650 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6651 Don't set the data_offset twice.
6652
ae10a101
RÁE		 66532009-12-04 Rafael Avila de Espindola <espindola@google.com>
6654
6655 * testsuite/Makefile.in: Regenerate.
6656
f59f41f3
DK		 66572009-12-03 Doug Kwan <dougkwan@google.com>
6658
6659 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6660 (Target_arm::do_finalize_sections): Add parameter for symbol table
6661 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6662 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6663 parameter for symbol table pointer.
6664 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6665 an additional parameter for a pointer to symbol table.
6666 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6667 parameter for a symbol table pointer.
6668 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6669 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6670 Ditto.
6671 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6672 parameter for a symbol table pointer.
6673
ca55d848
RÁE		 66742009-12-03 Rafael Avila de Espindola <espindola@google.com>
6675
6676 * incremental.cc (Incremental_inputs_header)
6677 (Incremental_inputs_header_write, Incremental_inputs_entry)
6678 (Incremental_inputs_entry_write): Move ...
6679 * incremental.h (Incremental_inputs_header)
6680 (Incremental_inputs_header_write, Incremental_inputs_entry)
6681 (Incremental_inputs_entry_write): here.
6682
3aec4f9c
RÁE		 66832009-12-02 Rafael Avila de Espindola <espindola@google.com>
6684
6685 * incremental.cc (make_sized_incremental_binary): Set the target.
6686 Error if it is incompatible.
6687 * output.h (Output_file): Add filename method.
6688
9c0ae74d
RÁE		 66892009-12-02 Rafael Avila de Espindola <espindola@google.com>
6690
6691 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6692 from the get_* methods.
6693
a45500ae
RÁE		 66942009-12-02 Rafael Avila de Espindola <espindola@google.com>
6695
6696 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6697 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6698 Write 0 for the data_offset of scripts.
6699
325e6408
RÁE		 67002009-12-02 Rafael Avila de Espindola <espindola@google.com>
6701
6702 * testsuite/Makefile.am: Add the incremental_test.sh test.
6703 * testsuite/incremental_test.sh: New.
6704 * testsuite/incremental_test_1.c: New.
6705 * testsuite/incremental_test_2.c: New.
6706
954c3e2e
RÁE		 67072009-12-01 Rafael Avila de Espindola <espindola@google.com>
6708
6709 * incremental-dump.cc (main): Fix typos.
6710
f8086623
RÁE		 67112009-11-27 Rafael Avila de Espindola <espindola@google.com>
6712
6713 PR gold/11025
6714 * incremental-dump.cc (main): Use llu to print 64 bit values.
6715
3b0dd6ac
L		 67162009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6717 H.J. Lu <hongjiu.lu@intel.com>
6718
6719 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6720 $(LIBDL).
6721 (incremental_dump_LDADD): Likewise.
6722 * Makefile.in: Regenerated.
6723
a6d1ef57 67242009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6725
a6d1ef57
DK		 6726 Revert:
6727
6728 2009-11-25 Doug Kwan <dougkwan@google.com>
6729
6730 * arm.cc (Target_arm::Target_arm): Move method definition
6731 outside of class definition. Add code to handle
6732 --target1-rel, --target1-abs and --target2= options.
6733 (Target_arm::get_reloc_reloc_type): Change method to be
6734 non-static and const.
6735 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6736 New data member declaration.
6737 (Target_arm::Scan::local, Target_arm::Scan::global,
6738 Target_arm::Relocate::relocate,
6739 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6740 Adjust call to Target_arm::get_real_reloc_type.
6741 (Target_arm::get_real_reloc_type): Use command line options
6742 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6743 * options.h (--target1-rel, --target1-abs, --target2): New
6744 ARM-only options.
6745
50aeb7d4
DK		 67462009-11-25 Doug Kwan <dougkwan@google.com>
6747
6748 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6749 class definition. Add code to handle --target1-rel, --target1-abs
6750 and --target2= options.
6751 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6752 and const.
6753 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6754 member declaration.
6755 (Target_arm::Scan::local, Target_arm::Scan::global,
6756 Target_arm::Relocate::relocate,
6757 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6758 call to Target_arm::get_real_reloc_type.
6759 (Target_arm::get_real_reloc_type): Use command line options to
6760 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6761 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6762 options.
6763
51938283
DK		 67642009-11-25 Doug Kwan <dougkwan@google.com>
6765
6766 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6767 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6768 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6769 formatting.
6770 (Arm_relocate_functions::thm_call): Replace body with a call to
6771 Arm_relocate_functions::thumb_branch_common.
6772 (Arm_relocate_functions::thm_jump24,
6773 Arm_relocate_functions::thm_xpc22): New method definitions.
6774 (Arm_relocate_functions::thumb_branch_common): New method definition.
6775 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6776 operator.
6777 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6778 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6779
e2b8f3c4
RÁE		 67802009-11-24 Rafael Avila de Espindola <espindola@google.com>
6781
6782 * Makefile.am: Build incremental-dump
6783 * Makefile.in: Regenerate.
6784 * incremental-dump.cc: New.
6785 * incremental.cc (Incremental_inputs_header_data,
6786 Incremental_inputs_entry_data): Move to incremental.h
6787 * incremental.h: (Incremental_inputs_header_data,
6788 Incremental_inputs_entry_data): Move from incremental.cc
6789
bcba9aec
RÁE		 67902009-11-24 Rafael Avila de Espindola <espindola@google.com>
6791
6792 * incremental.cc (Incremental_inputs_header,
6793 Incremental_inputs_header_write, Incremental_inputs_entry,
6794 Incremental_inputs_entry_write): Add a typedef with the data type.
6795
7c3afe08
RÁE		 67962009-11-24 Rafael Avila de Espindola <espindola@google.com>
6797
6798 * incremental.cc (Incremental_inputs_header,
6799 Incremental_inputs_header_write, Incremental_inputs_entry,
6800 Incremental_inputs_entry_write): Update comment about which
6801 type has the filed descriptions.
6802
d204b6e9
DK		 68032009-11-15 Doug Kwan <dougkwan@google.com>
6804
6805 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6806 (Arm_relocate_functions::arm_branch_common): Change method defintion
6807 in class definition to a method declaration and update list of formal
6808 parameters.
6809 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6810 Arm_relocation_functions::jump24): Adjust call to
6811 Arm_relocate_functions::arm_branch_common. Update list of formal
6812 parameters.
6813 (Arm_relocate_functions::xpc25): New method definition.
6814 (Arm_relocate_functions::arm_branch_common): Move method defintion
6815 out from class definition. Use stubs for mode-switching and extending
6816 branch ranges.
6817 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6818 specially. Change code to enable use of stubs in ARM branches.
6819
43d12afe
DK		 68202009-11-10 Doug Kwan <dougkwan@google.com>
6821
6822 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6823 in method declaration.
6824 (Target_arm::relocate_stub): New method declaration.
6825 (Target_arm::default_target): Change to return a pointer instead of
6826 a const reference.
6827 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6828 Target_arm::default_target.
6829 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6830 method definition.
6831 (Target_arm::relocate_section): Adjust view.
6832 (Target_arm::relocate_stub): New method definition.
6833
ac33a407
DK		 68342009-11-10 Doug Kwan <dougkwan@google.com>
6835
6836 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6837 a format warning.
6838 * incremental.cc (open_incremental_binary): Initialized local
6839 variables to avoid warnings.
6840 * object.cc (make_elf_object): Ditto.
6841 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6842 a format warning.
e1df38aa 6843
88ee28e9
L		 6844009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6845
6846 PR gold/10930
6847 * testsuite/plugin_test.c: Include "config.h".
6848
2daedcd6
DK		 68492009-11-09 Doug Kwan <dougkwan@google.com>
6850
6851 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6852 (arm_symbol_value): Remove.
6853 (Arm_relocate_functions::arm_branch_common,
6854 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6855 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6856 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6857 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6858 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6859 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6860 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6861 Arm_relocate_functions::thm_mobw_abs_nc,
6862 Arm_relocate_functions::thm_mov_abs,
6863 Arm_relocate_functions::movw_prel_nc,
6864 Arm_relocate_functions::thm_movt_abs,
6865 Arm_relocate_functions::movt_prel,
6866 Arm_relocate_functions::thm_movw_prel_nc,
6867 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6868 (Target_arm::Relocate::relocate): Only decompose address into two
6869 parts if relocation type uses the thumb-bit and pass the actual
6870 bit instead of a flag indicating that the thumb-bit is used. Adjust
6871 calls to methods in Arm_relocate_functions for this change.
6872
1276bc89 68732009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6874
6875 PR 10925
6876 * reloc.cc: Instantiate
6877 Sized_relobj::initialize_input_to_output_maps and
6878 Sized_relobj:free_input_to_output_maps.
6879
e53ad1b5
ILT		 68802009-11-06 Ian Lance Taylor <iant@google.com>
6881
6882 PR 10876
6883 * defstd.cc (in_segment): Set only_if_ref true for "end".
6884
eb44217c
DK		 68852009-11-06 Doug Kwan <dougkwan@google.com>
6886
6887 * arm.cc (class Reloc_stub): Correct a comment.
6888 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6889 (Target_arm::scan_section_for_stubs): New method declaration.
6890 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6891 Change methods from private to protected.
6892 (Target_arm::do_may_relax): New method definition.
6893 (Target_arm::do_relax, Target_arm::group_sections,
6894 Target_arm::scan_reloc_for_stub,
6895 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6896 (Target_arm::arm_input_section_map_): New data member declaration.
6897 (Target_arm::scan_reloc_for_stub,
6898 Target_arm::scan_reloc_section_for_stubs,
6899 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6900 Target_arm::do_relax): New method definitions.
6901
5d329b7d
ILT		 69022009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6903
6904 * configure.ac: Check for (struct stat)::st_mtim
6905 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6906 * config.in: Regenerate.
6907 * configure: Regenerate.
6908
96a0d71b
ILT		 69092009-11-05 Ian Lance Taylor <iant@google.com>
6910
6911 PR 10910
6912 * output.cc (Output_segment::add_output_section): Add missing
6913 return statement.
6914
594c8e5e
ILT		 69152009-11-04 Ian Lance Taylor <iant@google.com>
6916
6917 PR 10880
6918 * object.h (class Object): Add is_needed and set_is_needed
6919 methods. Add is_needed_ field. Make bool fields into bitfields.
6920 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6921 defined in a dynamic object and referenced by a regular object,
6922 set is_needed for the dynamic object.
6923 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6924 if the file is marked with as_needed and it is not needed.
6925
22b127cc
ILT		 69262009-11-04 Ian Lance Taylor <iant@google.com>
6927
6928 PR 10887
6929 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6930 tags if data is discarded by linker script.
6931 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6932 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6933 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6934 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6935
f5c870d2
ILT		 69362009-11-04 Ian Lance Taylor <iant@google.com>
6937
6938 * layout.cc (Layout::get_output_section): Add is_interp and
6939 is_dynamic_linker_section parameters. Change all callers.
6940 (Layout::choose_output_section): Likewise.
6941 (Layout::make_output_section): Likewise.
6942 (Layout::add_output_section_data): Add is_dynamic_linker_section
6943 parameter. Change all callers.
6944 * layout.h (class Layout): Update declarations.
6945 * output.h (class Output_section): Add is_interp, set_is_interp,
6946 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6947 Add is_interp_, is_dynamic_linker_section_ fields. Change
6948 generate_code_fills_at_write_ to a bitfield.
6949 * output.cc (Output_section::Output_sections): Initialize new
6950 fields.
6951 (Output_segment::add_output_section): Add do_sort parameter.
6952 Change all callers.
6953
1ae4d23b
ILT		 69542009-11-03 Ian Lance Taylor <iant@google.com>
6955
6956 PR 10860
6957 * options.h (class General_options): Add --warn-common.
6958 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6959 merging two common symbols.
6960 (Symbol_table::should_override): Handle --warn-common when merging
6961 a common symbol with a defined symbol. Use report_resolve_problem
6962 for multiple definitions.
6963 (Symbol_table::report_resolve_problem): New function.
6964 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6965
55da9579
DK		 69662009-11-03 Doug Kwan <dougkwan@google.com>
6967
6968 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6969 stub_factory_.
6970 (Target_arm::stub_factory): New method definition.
6971 (Target_arm::new_arm_input_section,
6972 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6973 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 6974 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 6975 New type definitions.
6976 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6977 member declarations.
6978 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6979 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6980 New method definitions.
6981
37a9ac43
ILT		 69822009-11-03 Ian Lance Taylor <iant@google.com>
6983
6984 * options.h (class General_options): Add --warn_constructors.
6985
b3d6a3d4
ILT		 69862009-11-03 Ian Lance Taylor <iant@google.com>
6987
6988 PR 10893
6989 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6990 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6991
934b01dd
ILT		 69922009-11-03 Ian Lance Taylor <iant@google.com>
6993
6994 PR 10895
6995 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6996 --msgid-bugs-address.
6997 (install-pdf): New target.
6998 (install-data_yes): Look up one directory to find mkinstalldirs.
6999
03c1939b
L		 70002009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7001
7002 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7003 tree.
7004
ebd95253
DK		 70052009-10-30 Doug Kwan <dougkwan@google.com>
7006
7007 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7008
e9bbb538
DK		 70092009-10-30 Doug Kwan <dougkwan@google.com>
7010
7011 * arm.cc (Stub_addend_reader): New struct template definition
7012 and partial specializations.
7013 (Stub_addend_reader::operator()): New method definition for a
7014 partially specialized template.
7015
d5b40221
DK		 70162009-10-30 Doug Kwan <dougkwan@google.com>
7017
7018 * arm.cc (Arm_relobj::processor_specific_flags): New method
7019 definition.
7020 (Arm_relobj::do_read_symbols): New method declaration.
7021 (Arm_relobj::processor_specific_flags_): New data member declaration.
7022 (Arm_dynobj): New class definition.
7023 (Target_arm::do_finalize_sections): Add input_objects parameter.
7024 (Target_arm::do_adjust_elf_header): New method declaration.
7025 (Target_arm::are_eabi_versions_compatible,
7026 (Target_arm::merge_processor_specific_flags): New method declaration.
7027 (Target_arm::do_make_elf_object): New overloaded method definitions
7028 and declaration.
7029 (Arm_relobj::do_read_symbols): New method definition.
7030 (Arm_dynobj::do_read_symbols): Ditto.
7031 (Target_arm::do_finalize_sections): Add input_objects parameters.
7032 Merge processor-specific flags from all input objects.
7033 (Target_arm::are_eabi_versions_compatible,
7034 Target_arm::merge_processor_specific_flags,
7035 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7036 New method definitions.
7037 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7038 Input_objects pointer type parameter.
7039 * layout.cc (Layout::finalize): Pass input objects to target's.
7040 finalize_sections function.
7041 * output.cc (Output_file_header::do_sized_write): Set ELF file
7042 header's processor-specific flags.
7043 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7044 Input_objects pointer type parameter.
7045 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7046 * target.h (Input_objects): New forward class declaration.
7047 (Target::processor_specific_flags,
7048 Target::are_processor_specific_flags_sect): New method definitions.
7049 (Target::finalize_sections): Add input_objects parameter.
7050 (Target::Target): Initialize processor_specific_flags_ and
7051 are_processor_specific_flags_set_.
7052 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7053 parameter.
7054 (Target::set_processor_specific_flags): New method definition.
7055 (Target::processor_specific_flags_,
7056 Target::are_processor_specific_flags_set_): New data member
7057 declarations.
7058 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7059 Input_objects pointer type parameter.
7060
ebabffbd
DK		 70612009-10-30 Doug Kwan <dougkwan@google.com>
7062
7063 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7064
ad0f2072
ILT		 70652009-10-28 Ian Lance Taylor <iant@google.com>
7066
7067 * object.h (class Relobj): Drop options parameter from
7068 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7069 do_scan_relocs, do_relocate. Change all callers.
7070 (class Sized_relobj): Drop options parameters from
7071 do_gc_process_relocs, do_scan_relocs, do_relocate,
7072 do_relocate_sections, relocate_sections, emit_relocs_scan,
7073 emit_relocs_scan_reltype. Change all callers.
7074 (struct Relocate_info): Remove options field and all references to
7075 it.
7076 * reloc.h (class Read_relocs): Remove options constructor
7077 parameter and options_ field. Change all callers.
7078 (class Gc_process_relocs, class Scan_relocs): Likewise.
7079 (class Relocate_task): Likewise.
7080 * target-reloc.h (scan_relocs): Remove options parameter. Change
7081 all callers.
7082 (scan_relocatable_relocs): Likewise.
7083 * target.h (class Sized_target): Remove options parameter from
7084 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7085 all callers.
7086 * gc.h (gc_process_relocs): Remove options parameter. Change all
7087 callers.
7088 * arm.cc: Update functions to remove options parameters.
7089 * i386.cc: Likewise.
7090 * powerpc.cc: Likewise.
7091 * sparc.cc: Likewise.
7092 * x86_64.cc: Likewise.
7093 * testsuite/testfile.cc: Likewise.
7094
8ffa3667
DK		 70952009-10-28 Doug Kwan <dougkwan@google.com>
7096
7097 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7098 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7099 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7100 New method definitions.
7101
40f36857
CC		 71022009-10-28 Cary Coutant <ccoutant@google.com>
7103
7104 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7105 (Plugin::cleanup_done_): New member.
7106 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7107 (Plugin_manager::cleanup_done_): Remove.
7108 (Plugin_manager::add_input_file): Edit error message.
7109 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7110 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7111
2c849493
ILT		 71122009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7113
7114 * fileread.cc: (File_read::View::~View): Use the new
7115 data_ownership_ filed.
7116 (File_read::~File_read): Dispose the new whole_file_view_.
7117 (File_read::open): Mmap the whole file if needed.
7118 (File_read::open): Use whole_file_view_ instead of contents_.
7119 (File_read::find_view): Use whole_file_view_ if applicable.
7120 (File_read::do_read): Use whole_file_view_ instead of contents_.
7121 (File_read::make_view): Use whole_file_view_ instead of contents_,
7122 update File_read::View::View call.
7123 (File_read::find_or_make_view): Update File_read::View::View
7124 call.
7125 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7126 remove contents_
7127 (File_read::View::Data_ownership): New enum.
7128 (File_read::View::View): Replace bool mapped_ with Data_ownership
7129 argument.
7130 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7131 (File_read::View::data_ownership_): New field.
7132 (File_read::contents_): Remove (replaced by whole_file_view_).
7133 (File_read::whole_file_view_): New field.
7134 * options.h (class General_options): Add --keep-files-mapped.
7135
24998053
CC		 71362009-10-27 Cary Coutant <ccoutant@google.com>
7137
7138 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7139 * testsuite/Makefile.am (plugin_test_5): New test case.
7140 * testsuite/Makefile.in: Regenerate.
7141
72adc4fa
DK		 71422009-10-25 Doug Kwan <dougkwan@google.com>
7143
7144 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7145 from private to protected to allow access by child class.
7146 (Sized_relobj::do_relocate_sections): New method declaration.
7147 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7148 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7149 Sized_relobj::relocate_sections. Instantiate template explicitly
7150 for different target sizes and endianity.
7151
07f508a2
DK		 71522009-10-24 Doug Kwan <dougkwan@google.com>
7153
7154 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7155 (Arm_input_section::as_arm_input_section): New method.
7156 (Arm_output_section): New class definition.
7157 (Arm_output_section::create_stub_group,
7158 Arm_output_section::group_sections): New method definitions.
7159
10ad9fe5
DK		 71602009-10-22 Doug Kwan <dougkwan@google.com>
7161
7162 * arm.cc (Arm_input_section): New class definition.
7163 (Arm_input_section::init, Arm_input_section:do_write,
7164 Arm_input_section::set_final_data_size,
7165 Arm_input_section::do_reset_address_and_file_offset): New method
7166 definitions.
7167
56ee5e00
DK		 71682009-10-21 Doug Kwan <dougkwan@google.com>
7169
7170 * arm.cc (Stub_table, Arm_input_section): New forward class
7171 declarations.
7172 (Stub_table): New class defintion.
7173 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7174 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7175 New method definition.
7176
b569affa
DK		 71772009-10-21 Doug Kwan <dougkwan@google.com>
7178
7179 * arm.cc: Update copyright comments.
7180 (Target_arm): New forward class template declaration.
7181 (Arm_address): New type.
7182 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7183 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7184 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7185 constants.
7186 (Insn_template): Same.
7187 (DEF_STUBS): New macro.
7188 (Stub_type): New enum type.
7189 (Stub_template): New class definition.
7190 (Stub): Same.
7191 (Reloc_stub): Same.
7192 (Stub_factory): Same.
7193 (Target_arm::Target_arm): Initialize may_use_blx_ and
7194 should_force_pic_veneer_.
7195 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7196 Target_arm::should_force_pic_veneer,
7197 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7198 Target_arm::using_thumb_only, Target_arm:;default_target): New
7199 method defintions.
7200 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7201 New data member declarations.
7202 (Insn_template::size, Insn_template::alignment): New method defintions.
7203 (Stub_template::Stub_template): New method definition.
7204 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7205 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7206 (Stub_factory::Stub_factory): New method definition.
7207 * gold.h (string_hash): New template.
7208 * output.h (Input_section_specifier::hash_value): Use
7209 gold::string_hash.
7210 (Input_section_specifier::string_hash): Remove.
7211 * stringpool.cc (Stringpool_template::string_hash): Use
7212 gold::string_hash.
7213
6c172549
DK		 72142009-10-20 Doug Kwan <dougkwan@google.com>
7215
7216 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7217 symbols of relaxed input sections.
7218 * output.h (Output_section::find_relaxed_input_section): Make
7219 method public.
7220
c5617f2f
DK		 72212009-10-16 Doug Kwan <dougkwan@google.com>
7222
7223 * dynobj.cc (Versions::Versions): Initialize version_script_.
7224 Only insert base version symbol definition for a shared object
7225 if version script defines any version versions.
7226 (Versions::define_base_version): New method definition.
7227 (Versions::add_def): Check that base version is not needed.
7228 (Versions::add_need): Define base version lazily.
7229 * dynobj.h (Versions::define_base_version): New method declaration.
7230 (Versions::needs_base_version_): New data member declaration.
7231 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7232 (check_DATA): Add no_version_test.stdout.
7233 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7234 New make rules.
7235 * testsuite/Makefile.in: Regenerate.
7236 * testsuite/no_version_test.c: New file.
7237 * testsuite/no_version_test.sh: Ditto.
7238
3c12dcdb
DK		 72392009-10-16 Doug Kwan <dougkwan@google.com>
7240
7241 * expression.cc (class Segment_start_expression): New class definition.
7242 (Segment_start_expression::value): New method definition.
7243 (script_exp_function_segment_start): Return a new
7244 Segment_start_expression.
7245 * gold/script-c.h (script_saw_segment_start_expression): New function
7246 prototype.
7247 * script-sections.cc (Script_sections::Script_sections): Initialize
7248 SAW_SEGMENT_START_EXPRESSION_ to false.
7249 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7250 and -Tbbs options to specify section addresses if given in
7251 command line and no SEGMENT_START expression is seen in a script.
7252 * script-sections.h (Script_sections::saw_segment_start_expression,
7253 Script_sections::set_saw_segment_start_expression): New method
7254 definition.
7255 (Script_sections::saw_segment_start_expression_): New data member
7256 declaration.
7257 * script.cc (script_saw_segment_start_expression): New function.
7258 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7259 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7260 script_test_7.sh and script_test_8.sh.
7261 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7262 script_test_8.stdout.
7263 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7264 (script_test_6, script_test_6.stdout, script_test_7,
7265 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7266 * Makefile.in: Regenerate.
7267 * testsuite/script_test_6.sh: New file.
7268 * testsuite/script_test_6.t: Same.
7269 * testsuite/script_test_7.sh: Same.
7270 * testsuite/script_test_7.t: Same.
7271 * testsuite/script_test_8.sh: Same.
7272
64b1ae37
DK		 72732009-10-16 Doug Kwan <dougkwan@google.com>
7274
7275 * output.cc (Output_segment::set_section_list_address): Cast
7276 expressions to unsigned long long type to avoid format warnings.
7277
661be1e2
ILT		 72782009-10-15 Ian Lance Taylor <iant@google.com>
7279
12edd763 7280 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7281 dot assignment to script_sections_.
12edd763
ILT		 7282 * script-sections.cc (Script_sections::add_dot_assignment):
7283 Initialize if necessary.
7284
68b6574b
ILT		 7285 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7286 program headers with no load segment if there is a linker script.
7287
661be1e2
ILT		 7288 * layout.cc (Layout::set_segment_offsets): Align the file offset
7289 to the segment aligment for -N or -n with no load segment.
7290 * output.cc (Output_segment::add_output_section): Don't crash if
7291 the first section is a TLS section.
7292 (Output_segment::set_section_list_addresses): Print an error
7293 message if the address moves backward in a linker script.
7294 * script-sections.cc
7295 (Output_section_element_input::set_section_addresses): Don't
7296 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7297 (Orphan_output_section::set_section_addresses): Likewise.
7298
f15f61a7
DK		 72992009-10-15 Doug Kwan <dougkwan@google.com>
7300
7301 * layout.cc (Layout::finish_dynamic_section): Generate tags
7302 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7303 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7304 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7305
82bb573a
ILT		 73062009-10-14 Ian Lance Taylor <iant@google.com>
7307
7308 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7309 fields.
7310 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7311 data_shdr fields of relinfo.
7312 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7313 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7314 R_386_TLS_LDO_32, adjust based on section flags.
7315 (Target_i386::Relocate::fix_up_ldo): Remove.
7316
374ad285
ILT		 73172009-10-13 Ian Lance Taylor <iant@google.com>
7318
7319 Add support for -pie.
7320 * options.h (class General_options): Add -pie and
7321 --pic-executable.
7322 (General_options::output_is_position_independent): Test -pie.
7323 (General_options::output_is_executable): Return true if not shared
7324 and not relocatable.
7325 (General_options::output_is_pie): Remove.
7326 * options.cc (General_options::finalize): Reject incompatible uses
7327 of -pie.
7328 * gold.cc (queue_middle_tasks): A -pie link is not static.
7329 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7330 * symtab.cc (Symbol::final_value_is_known): Return false if
7331 output_is_position_independent.
7332 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7333 output_is_position_independent.
7334 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7335 output_is_position_independent.
7336 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7337 output_is_position_independent.
7338 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7339 two_file_pie_test.
7340 (basic_pie_test.o, basic_pie_test): New targets.
7341 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7342 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7343 (two_file_pie_test): New target.
7344 * testsuite/Makefile.in: Rebuild.
7345 * README: Remove note saying that -pie is not supported.
7346
c6585162
ILT		 73472009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7348
7349 * options.h (class General_options): Add -init and -fini.
7350 * layout.cc (Layout::finish_dynamic_section): Emit
7351 given init and fini functions.
7352
032ce4e9
ST		 73532009-10-13 Sriraman Tallam <tmsriram@google.com>
7354
7355 * gc.h (gc_process_relocs): Check if icf is enabled using new
7356 function.
7357 * gold.cc (queue_initial_tasks): Likewise.
7358 (queue_middle_tasks): Likewise.
7359 * object.cc (do_layout): Likewise.
7360 * symtab.cc (is_section_folded): Likewise.
7361 * main.cc (main): Likewise.
7362 * reloc.cc (Read_relocs::run): Likewise.
7363 (Sized_relobj::do_scan_relocs): Likewise.
7364 * icf.cc (is_function_ctor_or_dtor): New function.
7365 (Icf::find_identical_sections): Check if function is ctor or dtor when
7366 safe icf is chosen.
7367 * options.h (General_options::icf): Change option to be an enum.
7368 (Icf_status): New enum.
7369 (icf_enabled): New method.
7370 (icf_safe_folding): New method.
7371 (set_icf_status): New method.
7372 (icf_status_): New variable.
7373 * (options.cc) (General_options::finalize): Set icf_status_.
7374 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7375 icf_test and icf_keep_unique_test to use the --icf enum flag.
7376 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7377 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7378
f345227a
ST		 73792009-10-12 Sriraman Tallam <tmsriram@google.com>
7380
7381 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7382 includes to gc.h and icf.h.
7383 * arm.cc: Include gc.h.
7384 * gold.cc: Likewise.
7385 * i386.cc: Likewise.
7386 * powerpc.cc: Likewise.
7387 * sparc.cc: Likewise.
7388 * x86_64.cc: Likewise.
7389 * gc.h: Include icf.h.
7390
1c7814ed
ILT		 73912009-10-11 Ian Lance Taylor <iant@google.com>
7392
7393 * plugin.cc: Include "gold.h" before other header files.
7394
ae3b5189
CD		 73952009-10-10 Chris Demetriou <cgd@google.com>
7396
7397 * options.h (Input_file_argument::Input_file_type): New enum.
7398 (Input_file_argument::is_lib_): Replace with...
7399 (Input_file_argument::type_): New member.
7400 (Input_file_argument::Input_file_argument): Take Input_file_type
7401 'type' rather than boolean 'is_lib' as second argument.
7402 (Input_file_argument::is_lib): Use type_.
7403 (Input_file_argument::is_searched_file): New function.
7404 (Input_file_argument::may_need_search): Handle is_searched_file.
7405 * options.cc (General_options::parse_library): Support -l:filename.
7406 (General_options::parse_just_symbols): Update for Input_file_argument
7407 changes.
7408 (Command_line::process): Likewise.
7409 * archive.cc (Archive::get_file_and_offset): Likewise.
7410 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7411 * script.cc (read_script_file, script_add_file): Likewise.
7412 * fileread.cc (Input_file::Input_file): Likewise.
7413 (Input_file::will_search_for): Handle is_searched_file.
7414 (Input_file::open): Likewise.
7415 * readsyms.cc (Read_symbols::get_name): Likewise.
7416 * testsuite/Makefile.am (searched_file_test): New test.
7417 * testsuite/Makefile.in: Regenerate.
7418 * testsuite/searched_file_test.cc: New file.
7419 * testsuite/searched_file_test_lib.cc: New file.
7420
f3048a1d
ILT		 74212009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7422 Ian Lance Taylor <iant@google.com>
7423
7424 * descriptor.cc: Include <cstdio> and "binary-io.h".
7425 (Descriptors::open): Open the files in binary mode always.
7426 * script.cc (Lex::get_token): Treat \r as whitespace.
7427
d4780e57
ILT		 74282009-10-09 Ian Lance Taylor <iant@google.com>
7429
7430 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7431
d9a893b8
ILT		 74322009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7433 Ian Lance Taylor <iant@google.com>
7434
7435 * configure.ac: Check for readv function also.
7436 * fileread.cc (readv): Define if not HAVE_READV.
7437 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7438 does not exist.
7439 * config.in: Regenerate.
7440 * configure: Regenerate.
7441
c0a62865
DK		 74422009-10-09 Doug Kwan <dougkwan@google.com>
7443
7444 * layout.cc (Layout::make_output_section): Call target hook to make
7445 ordinary output section.
7446 (Layout::finalize): Adjust parameter list of call the
7447 Target::may_relax().
7448 * layout.h (class Layout::section_list): New method.
7449 * merge.h (Output_merge_base::entsize): Change visibility to public.
7450 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7451 New methods.
7452 (Output_merge_string::do_is_string): New method.
7453 * object.cc (Sized_relobj::do_setup): renamed from
7454 Sized_relobj::set_up.
7455 * object.h (Sized_relobj::adjust_shndx,
7456 Sized_relobj::initializ_input_to_output_maps,
7457 Sized_relobj::free_input_to_output_maps): Change visibilities to
7458 protected.
7459 (Sized_relobj::setup): Virtualize.
7460 (Sized_relobj::do_setup): New method declaration.
7461 (Sized_relobj::invalidate_section_offset,
7462 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7463 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7464 * options.cc (parse_int): New function.
7465 * options.h (parse_int): New declaration.
7466 (DEFINE_int): New macro.
7467 (stub_group_size): New option.
7468 * output.cc (Output_section::Output_section): Initialize memebers
7469 merge_section_map_, merge_section_by_properties_map_,
7470 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7471 (Output_section::add_input_section): Handled deferred code-fill
7472 generation and remove an old comment.
7473 (Output_section::add_relaxed_input_section): New method definition.
7474 (Output_section::add_merge_input_section): Use merge section by
7475 properties map to speed to search. Update merge section maps
7476 as appropriate.
7477 (Output_section::build_relaxation_map): New method definition.
7478 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7479 Same.
7480 (Output_section::relax_input_section): Renamed to
7481 Output_section::convert_input_sections_to_relaxed_sections and change
7482 interface to take a vector of pointers to relaxed sections.
7483 (Output_section::find_merge_section,
7484 Output_section::find_relaxed_input_section): New method definitions.
7485 (Output_section::is_input_address_mapped,
7486 Output_section::output_offset, Output_section::output_address):
7487 Use output section data maps to speed up searching.
7488 (Output_section::find_starting_output_address): Add comments.
7489 (Output_section::do_write,
7490 Output_section::write_to_postprocessing_buffer): Do code-fill
7491 generation as appropriate.
7492 (Output_section::get_input_sections): Invalidate relaxed input section
7493 map.
7494 (Output_section::restore_states): Adjust type of checkpoint .
7495 Invalidate relaxed input section map.
7496 * output.h (Output_merge_base): New class declaration.
7497 (Input_section_specifier): New class defintion.
7498 (class Output_relaxed_input_section) Change base class to
7499 Output_section_data_build.
7500 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7501 base class initializer.
7502 (Output_section::add_relaxed_input_section): New method declaration.
7503 (Output_section::Input_section): Change visibility to protected.
7504 (Output_section::Input_section::relobj,
7505 Output_section::Input_section::shndx): Handle relaxed input sections.
7506 Output_section::input_sections) Change visibility to protected. Also
7507 define overload to return a non-const pointer.
7508 (Output_section::Merge_section_properties): New class defintion.
7509 (Output_section::Merge_section_by_properties_map,
7510 Output_section::Output_section_data_by_input_section_map,
7511 Output_section::Relaxation_map): New types.
7512 (Output_section::relax_input_section): Rename method to
7513 Output_section::convert_input_sections_to_relaxed_sections and change
7514 interface to take a vector of relaxed section pointers.
7515 (Output_section::find_merge_section,
7516 Output_section::find_relaxed_input_section,
7517 Output_section::build_relaxation_map,
7518 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7519 New method declarations.
7520 (Output_section::merge_section_map_
7521 Output_section::merge_section_by_properties_map_,
7522 Output_section::relaxed_input_section_map_,
7523 Output_section::is_relaxed_input_section_map_valid_,
7524 Output_section::generate_code_fills_at_write_): New data members.
7525 * script-sections.cc
7526 (Output_section_element_input::set_section_addresses): Call
7527 current_data_size and addralign methods of relaxed input sections.
7528 (Orphan_output_section::set_section_addresses): Call current_data_size
7529 and addralign methods of relaxed input sections.
7530 * symtab.cc (Symbol_table::compute_final_value): Extract template
7531 from the body of Symbol_table::sized_finalize_symbol.
7532 (Symbol_table::sized_finalized_symbol): Call
7533 Symbol_table::compute_final_value.
7534 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7535 (Symbol_table::compute_final_value): New templated method declaration.
7536 * target.cc (Target::do_make_output_section): New method defintion.
7537 * target.h (Target::make_output_section): New method declaration.
7538 (Target::relax): Add more parameters for input objects, symbol table
7539 and layout. Adjust call to do_relax.
7540 (Target::do_make_output_section): New method declaration.
7541 (Target::do_relax): Add parameters for input objects, symbol table
7542 and layout.
7543
d446d6c4
ILT		 75442009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7545
7546 * pread.c: Include stdio.h.
7547
bc06c745
ILT		 75482009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7549
7550 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7551 defined.
7552
75aea3d0
ILT		 75532009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7554
7555 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7556 Change read_shndx type to unsigned int.
7557 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7558 int.
7559 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7560 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7561 Change read_shndx type to unsigned int.
7562 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7563 int.
7564 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7565 * layout.cc (Layout::create_symtab_sections): Cast the result of
7566 local_symcount * symsize to off_t in the gold_assert.
7567
be8fcb75
ILT		 75682009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7569
7570 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7571 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7572 R_ARM_BASE_ABS.
7573 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7574 (Arm_relocate_functions::thm_abs5): New function.
7575 (Arm_relocate_functions::abs12): New function.
7576 (Arm_relocate_functions::abs16): New function.
7577 (Arm_relocate_functions::base_abs): New function.
7578 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7579 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7580 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7581 R_ARM_BASE_ABS.
7582 (Scan::global): Likewise.
7583 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7584 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7585 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7586 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7587 R_ARM_BASE_ABS.
7588
c2a122b6
ILT		 75892009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7590
7591 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7592 (Arm_relocate_functions::movt_prel): New function.
7593 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7594 (Arm_relocate_functions::thm_movt_prel): New function.
7595 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7596 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7597 (Scan::global, Relocate::relocate): Likewise.
7598 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7599
c4aa1e2d
ILT		 76002009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7601
7602 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7603 Incremental_checker.
7604 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7605 unsigned int.
7606 (class Incremental_inputs_header): New class.
7607 (Incremental_inputs_header_writer): Edit comment.
7608 (Incremental_inputs_entry): New class.
7609 (Incremental_inputs_entry_writer): Edit comment.
7610 (Sized_incremental_binary::do_find_incremental_inputs_section):
7611 Add *strtab_shndx parameter, fill it.
7612 (Sized_incremental_binary::do_check_inputs): New method.
7613 (Incremental_checker::can_incrementally_link_output_file): Use
7614 Sized_incremental_binary::check_inputs.
7615 (Incremental_inputs::report_command_line): Save command line in
7616 command_line_.
7617 * incremental.h:
7618 (Incremental_binary::find_incremental_inputs_section): New
7619 method.
7620 (Incremental_binary::do_find_incremental_inputs_section): Add
7621 strtab_shndx parameter.
7622 (Incremental_binary::do_check_inputs): New pure virtual method.
7623 (Sized_incremental_binary::do_check_inputs): Declare.
7624 (Incremental_checker::Incremental_checker): Add incremental_inputs
7625 parameter, use it to initialize incremental_inputs_.
7626 (Incremental_checker::incremental_inputs_): New field.
7627 (Incremental_checker::command_line): New method.
7628 (Incremental_checker::inputs): New method.
7629 (Incremental_checker::command_line_): New field.
7630
c549a694
ILT		 76312009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7632
7633 * incremental.cc: Include <cstdarg> and "target-select.h".
7634 (vexplain_no_incremental): New function.
7635 (explain_no_incremental): New function.
7636 (Incremental_binary::error): New method.
7637 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7638 method.
7639 (make_sized_incremental_binary): New function.
7640 (open_incremental_binary): New function.
7641 (can_incrementally_link_file): Add checks if output is ELF and has
7642 inputs section.
7643 * incremental.h: Include "elfcpp_file.h" and "output.h".
7644 (Incremental_binary): New class.
7645 (Sized_incremental_binary): New class.
7646 (open_incremental_binary): Declare.
7647 * object.cc (is_elf_object): Use
7648 elfcpp::Elf_recognizer::is_elf_file.
7649 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7650 * output.h (Output_file::filesize): New method.
7651
fd3c5f0b
ILT		 76522009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7653
7654 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7655 New function.
7656 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7657 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7658 function.
7659 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7660 function.
7661 (Arm_relocate_functions::movw_abs_nc): New function.
7662 (Arm_relocate_functions::movt_abs): New function.
7663 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7664 (Arm_relocate_functions::thm_movt_abs): New function.
7665 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7666 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7667 (Scan::global): Likewise.
7668 (Relocate::relocate): Likewise.
7669 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7670
7f5309a5
ILT		 76712009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7672
7673 * arm.cc (Arm_relocate_functions::got_prel) New function.
7674 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7675 (Relocate::relocate): Likewise.
7676 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7677
364c7fa5
ILT		 76782009-10-06 Ian Lance Taylor <iant@google.com>
7679
7680 * options.h (class General_options): Define
7681 split_stack_adjust_size parameter.
7682 * object.h (class Object): Add uses_split_stack_ and
7683 has_no_split_stack_ fields. Add uses_split_stack and
7684 has_no_split_stack accessor functions. Declare
7685 handle_split_stack_section.
7686 (class Reloc_symbol_changes): Define.
7687 (class Sized_relobj): Define Function_offsets. Declare
7688 split_stack_adjust, split_stack_adjust_reltype, and
7689 find_functions.
7690 * object.cc (Object::handle_split_stack_section): New function.
7691 (Sized_relobj::do_layout): Call handle_split_stack_section.
7692 * dynobj.cc (Sized_dynobj::do_layout): Call
7693 handle_split_stack_section.
7694 * reloc.cc (Sized_relobj::relocate_sections): Call
7695 split_stack_adjust for executable sections in split_stack
7696 objects. Pass reloc_map to relocate_section.
7697 (Sized_relobj::split_stack_adjust): New function.
7698 (Sized_relobj::split_stack_adjust_reltype): New function.
7699 (Sized_relobj::find_functions): New function.
7700 * target-reloc.h: Include "object.h".
7701 (relocate_section): Add reloc_symbol_changes parameter. Change
7702 all callers.
7703 * target.h (class Target): Add calls_non_split method. Declare
7704 do_calls_non_split virtual method. Declare match_view and
7705 set_view_to_nop.
7706 * target.cc: Include "elfcpp.h".
7707 (Target::do_calls_non_split): New function.
7708 (Target::match_view): New function.
7709 (Target::set_view_to_nop): New function.
7710 * gold.cc (queue_middle_tasks): Give an error if mixing
7711 split-stack and non-split-stack objects with -r.
7712 * i386.cc (Target_i386::relocate_section): Add
7713 reloc_symbol_changes parameter.
7714 (Target_i386::do_calls_non_split): New function.
7715 * x86_64.cc (Target_x86_64::relocate_section): Add
7716 reloc_symbol_changes parameter.
7717 (Target_x86_64::do_calls_non_split): New function.
7718 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7719 parameter.
7720 * powerpc.cc (Target_powerpc::relocate_section): Add
7721 reloc_symbol_changes parameter.
7722 * sparc.cc (Target_sparc::relocate_section): Add
7723 reloc_symbol_changes parameter.
7724 * configure.ac: Call AM_CONDITIONAL for the default target.
7725 * configure: Rebuild.
7726 * testsuite/Makefile.am (TEST_AS): New variable.
7727 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7728 (check_DATA): Add split_i386 and split_x86_64 files.
7729 (SPLIT_DEFSYMS): Define.
7730 (split_i386_[1234n].o): New targets.
7731 (split_i386_[124]): New targets.
7732 (split_i386_[1234r].stdout): New targets.
7733 (split_x86_64_[1234n].o): New targets.
7734 (split_x86_64_[124]): New targets.
7735 (split_x86_64_[1234r].stdout): New targets.
7736 (MOSTLYCLEANFILES): Add new executables.
7737 * testsuite/split_i386.sh: New file.
7738 * testsuite/split_x86_64.sh: New file.
7739 * testsuite/split_i386_1.s: New file.
7740 * testsuite/split_i386_2.s: New file.
7741 * testsuite/split_i386_3.s: New file.
7742 * testsuite/split_i386_4.s: New file.
7743 * testsuite/split_i386_n.s: New file.
7744 * testsuite/split_x86_64_1.s: New file.
7745 * testsuite/split_x86_64_2.s: New file.
7746 * testsuite/split_x86_64_3.s: New file.
7747 * testsuite/split_x86_64_4.s: New file.
7748 * testsuite/split_x86_64_n.s: New file.
7749 * testsuite/testfile.cc (Target_test): Update relocation_section
7750 function.
7751 * testsuite/Makefile.in: Rebuild.
7752
e8a9fcda
ILT		 77532009-10-06 Ian Lance Taylor <iant@google.com>
7754
7755 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7756 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7757 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7758 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7759 the address on ldo_addrs_.
7760 (Target_i386::Relocate::fix_up_ldo): New function.
7761
e99daf92
ILT		 77622009-10-06 Rafael Espindola <espindola@google.com>
7763
7764 * plugin.cc (add_input_library): New.
7765 (Plugin::load): Add add_input_library to tv.
7766 (Plugin_manager::add_input_file): Add the is_lib argument.
7767 (add_input_file): Update call to Plugin_manager::add_input_file.
7768 (add_input_library): New.
7769 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7770
966d4097
DK		 77712009-09-30 Doug Kwan <dougkwan@google.com>
7772
7773 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7774 symbol and call Symbol::may_need_copy_reloc to determine if
7775 a copy reloc is needed.
7776 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7777 nocopyreloc is given in command line.
7778 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7779 given in command line.
7780 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7781 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7782 of the removed Target_i386::may_need_copy_reloc.
7783 * options.h (copyreloc): New option with default value false.
7784 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7785 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7786 instead of the removed Target_powerpc::may_need_copy_reloc.
7787 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7788 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7789 instead of the removed Target_sparc::may_need_copy_reloc.
7790 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7791 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7792 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7793 instead of the removed Target_x86_64::may_need_copy_reloc.
7794
029ba973
ILT		 77952009-09-30 Ian Lance Taylor <iant@google.com>
7796
7797 * object.h (class Object): Remove target_ field, and target,
7798 sized_target, and set_target methods.
7799 (Object::sized_target): Remove.
7800 (class Sized_relobj): Update declarations. Remove sized_target.
7801 * object.cc (Sized_relobj::setup): Remove target parameter.
7802 Change all callers.
7803 (Input_objects::add_object): Don't do anything with the target.
7804 (make_elf_sized_object): Add punconfigured parameter. Change all
7805 callers. Set or test parameter target.
7806 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7807 Change all callers.
7808 * parameters.cc (Parameters::set_target): Change parameter type to
7809 be non-const.
7810 (Parameters::default_target): Remove.
7811 (set_parameters_target): Change parameter type to be non-const.
7812 (parameters_force_valid_target): New function.
7813 (parameters_clear_target): New function.
7814 * parameters.h (class Parameters): Update declarations. Remove
7815 default_target method. Add sized_target and clear_target
7816 methods. Change target_ to be non-const.
7817 (set_parameters_target): Update declaration.
7818 (parameters_force_valid_target): Declare.
7819 (parameters_clear_target): Declare.
7820 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7821 as NULL if we aren't searching.
7822 (Add_symbols::run): Don't check for compatible target.
7823 * fileread.cc (Input_file::open_binary): Call
7824 parameters_force_valid_target.
7825 * gold.cc (queue_middle_tasks): Likewise.
7826 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7827 set_target on object.
7828 * dynobj.h (class Sized_dynobj): Update declarations.
7829 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7830 make_elf_object returns NULL.
7831 (Archive::include_member): Don't check whether object target is
7832 compatible.
7833 * output.cc (Output_section::add_input_section): Get target from
7834 parameters.
7835 (Output_section::relax_input_section): Likewise.
7836 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7837 parameters.
7838 (Sized_relobj::do_scan_relocs): Likewise.
7839 (Sized_relobj::relocate_sections): Likewise.
7840 * resolve.cc (Symbol_table::resolve): Likewise.
7841 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7842 parameter. Change all callers.
7843 (Symbol_table::add_from_object): Get target from parameters.
7844 (Symbol_table::add_from_relobj): Don't check object target.
7845 (Symbol_table::add_from_dynobj): Likewise.
7846 (Symbol_table::define_special_symbol): Get target from
7847 parameters.
7848 * symtab.h (class Symbol_table): Update declaration.
7849 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7850 parameter. Change all callers. Clear parameter target.
7851 (Binary_test): Test target here.
7852 * testsuite/object_unittest.cc (gold_testsuite): Remove
7853 target_test_pointer parameter. Change all callers.
7854 (Object_test): Test target here.
7855
a6a22b83
ILT		 78562009-09-26 Ian Lance Taylor <iant@google.com>
7857
7858 * testsuite/initpri1.c: Don't try to use constructor priorities if
7859 compiling with gcc before 4.3.
7860
6a8f49fe
ILT		 78612009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7862
7863 * testsuite/retain_symbols_file_test.sh (check_present): Change
7864 output file name to retain_symbols_file_test.stdout.
7865 (check_absent): Likewise.
7866
8c604651
CS		 78672009-09-18 Craig Silverstein <csilvers@google.com>
7868
7869 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7870 * options.cc: Include <cerrno> and <fstream>.
7871 (General_options::finalize): Parse -retain-symbols-file tag.
7872 * options.h: New flag.
7873 (General_options): New method should_retain_symbol, new
7874 variable symbols_to_retain.
7875 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7876 should_retain_symbol map.
7877 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7878 * testsuite/Makefile.in: Regenerate.
7879 * testsuite/retain_symbols_file_test.sh: New file.
7880
ca58b19f
NC		 78812009-09-18 Nick Clifton <nickc@redhat.com>
7882
7883 * po/es.po: Updated Spanish translation.
7884
20e6d0d6
DK		 78852009-09-17 Doug Kwan <dougkwan@google.com>
7886
7887 * debug.h (DEBUG_RELAXATION): New constant.
7888 (DEBUG_ALL): Add DEBUG_RELAXATION.
7889 (debug_string_to_enum): Add relaxation debug option.
7890 * layout.cc
7891 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7892 Layout::Relaxation_debug_check::read_sections,
7893 Layout::Relaxation_debug_check::read_sections): New method definitions.
7894 (Layout::Layout): Initialize data members
7895 record_output_section_data_from_scrips_,
7896 script_output_section_data_list_ and relaxation_debug_check_.
7897 (Layout::save_segments, Layout::restore_segments,
7898 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7899 Layout::relaxation_loop_body): New method definitions.
7900 (Layout::finalize): Support relaxation. Move section layout code to
7901 Layout::relaxation_loop_body.
7902 (Layout::set_asection_address_from_script): Move code for orphan
7903 section placement out.
7904 (Layout::place_orphan_sections_in_script): New method definition.
7905 * layout.h (Output_segment_headers, Output_file_header):
7906 New forward class declarations.
7907 (Layout::~Layout): Define.
7908 (Layout::new_output_section_data_from_script): New method definition.
7909 (Layout::place_orphan_sections_in_script): New method declaration.
7910 (Layout::Segment_states): New type declaration.
7911 (Layout::save_segments, Layout::restore_segments,
7912 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7913 Layout::relaxation_loop_body): New method declarations.
7914 (Layout::Output_section_data_list): New type declaration.
7915 (Layout::Relaxation_debug_check): New class definition.
7916 (Layout::record_output_section_data_from_script_,
7917 Layout::script_output_section_data_list_, Layout::segment_states_,
7918 Layout::relaxation_debug_check_): New data members.
7919 * output.cc: (Output_section_headers::do_size): New method definition.
7920 (Output_section_headers::Output_section_headers): Move size
7921 computation to Output_section_headers::do_size.
7922 (Output_segment_headers::do_size): New method definition.
e1df38aa 7923 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7924 Output_file_header::do_size and call it.
7925 (Output_file_header::do_size): New method definition.
7926 (Output_data_group::Output_data_group): Adjust call to
7927 Output_section_data.
7928 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7929 (Output_symtab_xindex::do_write): Add array bound check.
7930 (Output_section::Input_section::print_to_mapfile): Handle
7931 RELAXED_INPUT_SECTION_CODE.
7932 (Output_section::Output_section): Initialize data member checkpoint_.
7933 (Output_section::~Output_section): Delete checkpoint object pointed
7934 by checkpoint_.
7935 (Output_section::add_input_section): Always add an Input_section if
7936 relaxing.
7937 (Output_section::add_merge_input_section): Add assert.
7938 (Output_section::relax_input_section): New method definition.
7939 (Output_section::set_final_data_size): Set load address to zero for
7940 an unallocated section.
7941 (Output_section::do_address_and_file_offset_have_reset_values):
7942 New method definition.
7943 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7944 Handle relaxed input section.
7945 (Output_section::sort_attached_input_sections): Checkpoint input
7946 section list lazily.
7947 (Output_section::get_input_sections): Change type of input_sections to
7948 list of Simple_input_section pointers. Checkpoint input section list
7949 lazily. Also handle relaxed input sections.
7950 (Output_section::add_input_section_for_script): Take a reference to
7951 a Simple_input_section object instead of Relobj pointer and section
7952 index as parameter. Handle relaxed input sections.
7953 (Output_section::save_states, Output_section::restore_states): New
7954 method definitions.
7955 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7956 (Output_data::is_data_size_fixed): New method definition.
7957 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7958 if it is fixed.
7959 (Output_data::address_and_file_offset_have_reset_values): New method
7960 definition.
7961 (Output_data::do_address_and_file_offset_have_reset_values): New method
7962 definition.
7963 (Output_data::set_data_size): Check that data size is not fixed.
7964 (Output_data::fix_data_size): New method definition.
7965 (Output_data::is_data_size_fixed_): New data member.
7966 (Output_section_headers::set_final_data_size): New method definition.
7967 (Output_section_headers::do_size): New method declaration.
7968 (Output_segment_headers::set_final_data_size): New method definition.
7969 (Output_segment_headers::do_size): New method declaration.
7970 (Output_file_header::set_final_data_size)::New method definition.
7971 (Output_file_header::do_size)::New method declaration.
7972 (Output_section_data::Output_section_data): Add new parameter
7973 is_data_size_fixed and use it to fix data size.
7974 (Output_data_const::Output_data_const): Adjust call to base class
7975 constructor and fix data size.
7976 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7977 base class constructor and fix data size.
7978 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7979 base class constructor and fix data size.
7980 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7981 class constructor and fix data size.
7982 (Output_data_group::set_final_data_size): New method definition.
7983 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7984 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7985 class constructor and fix data size.
7986 (Output_relaxed_input_section): New class definition.
7987 (Output_section::Simple_input_section): New class definition.
7988 (Output_section::get_input_sections): Adjust parameter list.
7989 (Output_section::add_input_section_for_script): Same.
7990 (Output_section::save_states, Output_section::restore_states,
7991 Output_section::do_address_and_file_offset_have_reset_values,
7992 (Output_section::Input_section::Input_section): Handle
7993 RELAXED_INPUT_SECTION_CODE. Add new overload for
7994 Output_relaxed_input_section.
7995 (Output_section::Input_section::is_input_section,
7996 Output_section::Input_section::set_output_section): Handle relaxed
7997 input section.
7998 (Output_section::Input_section::is_relaxed_input_section,
7999 Output_section::Input_section::output_section_data,
8000 Output_section::Input_section::relaxed_input_section): New method
8001 definitions.
8002 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8003 value.
8004 (Output_section::Input_section::u1_): Update comments.
8005 (Output_section::Input_section::u2_): Add new union member poris.
8006 (Output_section::Checkpoint_output_section): New classs definition.
8007 (Output_section::relax_input_section): New method declaration.
8008 (Output_section::checkpoint_): New data member.
8009 (Output_segment): Update comments.
8010 (Output_segment::Output_segment): Un-privatize copy constructor.
8011 (Output_segment::operator=): Un-privatize.
8012 * script-sections.cc (Output_section_element::Input_section_list):
8013 Change element type to Output_section::Simple_input_section.
8014 (Output_section_element_dot_assignment::set_section_addresses):
8015 Register output section data for relaxation clean up.
8016 (Output_data_exression::Output_data_expression): Adjust call to base
8017 constructor to fix data size.
8018 (Output_section_element_data::set_section_addresses): Register
8019 Output_data_expression object for relaxation clean up.
8020 (struct Input_section_info): Replace Relobj pointer and section index
8021 pair with Output_section::Simple_input_section and Convert struct to a
8022 class.
8023 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8024 Input_section_info data member to use accessors.
20e6d0d6
DK		 8025 (Output_section_element_input::set_section_addresses): Use layout
8026 parameter. Adjust code to use Output_section::Simple_input_section
8027 and Input_secction_info classes. Register filler for relaxation
8028 clean up.
8029 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8030 and section index pair with Output_section::Simple_input_section
8031 class. Adjust code accordingly.
8032 (Phdrs_element::release_segment): New method definition.
8033 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8034 segment list.
8035 (Script_sections::release_segments): New method definition.
8036 * gold/script-sections.h (Script_sections::release_segments): New
8037 method declaration.
8038 * gold/target.h (Target::may_relax, Target::relax,
8039 Target::do_may_relax, Target::do_relax): New method definitions.
8040
5e445df6
ILT		 80412009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8042
8043 * arm.cc (has_signed_unsigned_overflow): New function.
8044 (Arm_relocate_functions::abs8): New function.
8045 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8046 (Target_arm::Scan::global): Likewise.
8047 (Target_arm::relocate::relocate): Likewise.
8048 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8049 Likewise.
8050
8c604651 80512009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8052
8053 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8054 * testsuite/Makefile.in: Regenerate.
8055
1e9cc1c2
NC		 80562009-09-11 Nick Clifton <nickc@redhat.com>
8057
8058 * po/gold.pot: Updated by the Translation project.
8059
6a89f575
CC		 80602009-09-08 Cary Coutant <ccoutant@google.com>
8061
8062 * output.cc (Output_file::open): Add execute permission to empty file.
8063 * testsuite/Makefile.am (permission_test): New test.
8064 * testsuite/Makefile.in: Regenerate.
8065
fdcac5af
ILT		 80662009-09-02 Ian Lance Taylor <iant@google.com>
8067
8068 * output.cc (Output_file::resize): Call map_no_anonymous rather
8069 than map.
8070
44453f85
ILT		 80712009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8072
8073 * gold.cc: Include "incremental.h".
8074 (queue_initial_tasks): Call Incremental_checker methods.
8075 * incremental.cc: Include "output.h".
8076 (Incremental_checker::can_incrementally_link_output_file): New
8077 method.
8078 * incremental.h (Incremental_checker): New class.
8079
8080 * output.cc (Output_file::open_for_modification): New method.
8081 (Output_file::map_anonymous): Changed return type to bool. Record
8082 map in base_ field.
8083 (Output_file::map_no_anonymous): New method, broken out of map.
8084 (Output_file::map): Use map_no_anonymous and map_anonymous.
8085 * output.h (class Output_file): Update declarations.
8086
293c1386
CC		 80872009-08-24 Cary Coutant <ccoutant@google.com>
8088
8089 * options.h (Command_line::Pre_options): New class.
8090 (Command_line::pre_options): New member.
8091 * options.cc (gold::options::ready_to_register): New variable.
8092 (One_option::register_option): Do nothing if not registering options.
8093 Assert if same short option registered twice.
8094 (General_options::General_options): Turn off option registration when
8095 done constructing.
8096 (Command_line::Pre_options::Pre_options): New constructor.
8097
f773f3d2
CC		 80982009-08-24 Cary Coutant <ccoutant@google.com>
8099
06a73cfe
CC		 8100 * options.h (General_options::no_keep_memory): Remove incorrect
8101 short option.
f773f3d2 8102
a15af8e2
RW		 81032009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8104
8105 * Makefile.am (am__skiplex, am__skipyacc): New.
8106 * Makefile.in: Regenerate.
8107
c462b41b
RW		 81082009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8109
14ec8efd
RW		 8110 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8111 (INCLUDES): ... this.
8112 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8113 (AM_CPPFLAGS): Renamed from ...
8114 (INCLUDE): ... this.
8115 * Makefile.in, testsuite/Makefile.in: Regenerate.
8116
81ecdfbb
RW		 8117 * Makefile.in: Regenerate.
8118 * aclocal.m4: Likewise.
8119 * config.in: Likewise.
8120 * configure: Likewise.
8121 * testsuite/Makefile.in: Likewise.
8122
c462b41b
RW		 8123 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8124 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8125 * Makefile.in: Regenerate.
8126 * testsuite/Makefile.in: Regenerate.
8127
2da73f13
CC		 81282009-08-19 Cary Coutant <ccoutant@google.com>
8129
8130 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8131 symbols in shared libraries overridden by hidden or internal symbols
8132 in the main program.
8133
2db70501
CD		 81342009-08-19 Chris Demetriou <cgd@google.com>
8135
8136 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8137 checking source file names in error messages.
8138
f733487b
DK		 81392009-08-18 Doug Kwan <dougkwan@google.com>
8140
8141 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8142 an elcpp::Ehdr as parameter. Adjust call to set_target.
8143 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8144 an elfcpp::Ehdr as parameter.
8145 * object.cc (Object::set_target): Remove the version that looks up
8146 a target and sets it.
8147 (Sized_relobj::setup): Take a Target object instead of
8148 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8149 (make_elf_sized_object): Find target and ask target to
8150 make an ELF object.
8151 * object.h: (Object::set_target): Remove the version that looks up
8152 a target and sets it.
8153 (Sized_relobj::setup): Take a Target object instead of
8154 an elfcpp:Ehdr as parameter.
8155 * target.cc: Include dynobj.h.
8156 (Target::do_make_elf_object_implementation): New.
8157 (Target::do_make_elf_object): New.
8158 * target.h (Target::make_elf_object): New template declaration.
8159 (Target::do_make_elf_object): New method declarations.
8160 (Target::do_make_elf_object_implementation): New template declaration.
8161
cc70f101
ILT		 81622009-08-14 Ian Lance Taylor <iant@google.com>
8163
8164 * gold.h (FUNCTION_NAME): Define.
8165 (gold_unreachable): Use FUNCTION_NAME.
8166
ef5e0cb1
ST		 81672009-08-12 Sriraman Tallam <tmsriram@google.com>
8168
8169 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8170 symbol in the --keep-unique list is not found.
8171
48c187ce
ST		 81722009-08-12 Sriraman Tallam <tmsriram@google.com>
8173
8174 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8175 been maked as --keep-unique.
8176 (Icf::unfold_section): New function.
8177 * icf.h (Icf::unfold_section): New function.
8178 * options.h (General_options::keep_unique): New option.
8179 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8180 * testsuite/Makefile.in: Regenerate.
8181 * testsuite/icf_keep_unique_test.sh: New file.
8182 * testsuite/icf_keep_unique_test.cc: New file.
8183
645afe0c
CC		 81842009-08-12 Cary Coutant <ccoutant@google.com>
8185
8186 PR 10471
8187 * resolve.cc (Symbol_table::resolve): Check for references from
8188 dynamic objects to hidden and internal symbols.
8189 * testsuite/Makefile.am (hidden_test.sh): New test.
8190 * testsuite/Makefile.in: Regenerate.
8191 * testsuite/hidden_test.sh: New script.
8192 * testsuite/hidden_test_1.c: New test source.
8193 * testsuite/hidden_test_main.c: New test source.
8194
11af873f
DK		 81952009-08-11 Doug Kwan <dougkwan@google.com>
8196
8197 * arm.cc: Update comments.
8198 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8199 segment to locate the .ARM.exidx section if present.
8200
b9f7d72d
DK		 82012009-08-09 Doug Kwan <dougkwan@google.com>
8202
8203 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8204 patch.
8205
ddd3c53c
ST		 82062009-08-07 Sriraman Tallam <tmsriram@google.com>
8207 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8208 compiler warnings.
8209
27721062
ST		 82102009-08-06 Sriraman Tallam <tmsriram@google.com>
8211
8212 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8213 valid tls_segment only for non-debug-section relocations.
8214 * testsuite/Makefile.am: Add gc_tls_test.
8215 * testsuite/Makefile.in: Regenerate.
8216 * testsuite/gc_tls_test.cc: New file.
8217 * testsuite/gc_tls_test.sh: New file.
8218
ef15dade 82192009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8220
ef15dade
ST		 8221 * icf.cc: New file.
8222 * icf.h: New file.
8223 * Makefile.am (CCFILES): Add icf.cc.
8224 (HFILES): Add icf.h
8225 * Makefile.in: Regenerate.
8226 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8227 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8228 section, symbol and addend information for the relocs.
8229 * gold.cc (queue_middle_tasks): Call identical code folding.
8230 * gold.h: Add defines for multimap.
8231 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8232 to the call of finalize_local_symbols.
8233 * main.cc (main): Create object of class Icf.
8234 * object.cc (Sized_relobj::do_layout): Allow this function to be
8235 called twice during icf.
8236 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8237 to sections marked as identical by icf.
8238 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8239 when available.
8240 (Sized_relobj::do_section_entsize): New function.
8241 * object.h (Object::section_entsize): New function.
8242 (Object::do_section_entsize): New pure virtual function.
8243 (Relobj::finalize_local_symbols): Add new parameter.
8244 (Relobj::do_section_entsize): New function.
8245 * options.h (General_options::icf): New option.
8246 (General_options::icf_iterations): New option.
8247 (General_options::print_icf_sections): New option.
8248 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8249 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8250 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8251 icf.
8252 * symtab.cc (Symbol_table::is_section_folded): New function.
8253 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8254 to sections marked as identical by icf.
8255 * symtab.h (Symbol_table::set_icf): New function.
8256 (Symbol_table::icf): New function.
8257 (Symbol_table::is_section_folded): New function.
8258 (Symbol_table::icf_): New data member.
8259 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8260 * testsuite/Makefile.am: Add commands to build icf_test.
8261 * testsuite/Makefile.in: Regenerate.
8262 * testsuite/icf_test.sh: New file.
8263 * testsuite/icf_test.cc: New file.
8264
c3b65ac4
CD		 82652009-07-24 Chris Demetriou <cgd@google.com>
8266
8267 * layout.cc (is_compressible_debug_section): Fix incorrect
8268 comment about compressed section names.
8269
1caf2c51
ILT		 82702009-07-20 Ian Lance Taylor <ian@airs.com>
8271
8272 PR 10419
8273 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8274
1ef4d87f
ILT		 82752009-07-16 Ian Lance Taylor <iant@google.com>
8276
8277 PR 10400
8278 * layout.h: #include <map>.
8279 (class Kept_section): Change from struct to class. Add accessors
8280 and setters. Add section size to Comdat_group mapping. Change
8281 Comdat_group to std::map. Add is_comdat_ field. Add
8282 linkonce_size field in union.
8283 (class Layout): Update declaration of find_or_add_kept_section.
8284 Don't declare find_kept_object.
8285 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8286 parameter. Add object, shndx, is_comdat, and is_group_name
8287 parameters. Change all callers. Adjust for new Kept_section.
8288 (Layout::find_kept_object): Remove.
8289 * object.cc (Sized_relobj::include_section_group): Update use of
8290 Kept_section. Rename secnum to shndx. Only record
8291 Kept_comdat_section if sections are the same size.
8292 (Sized_relobj::include_linkonce_section): Update use of
8293 Kept_section. Only record Kept_comdat_section if sections are the
8294 same size. Set size of linkonce section.
8295 (Sized_relobj::map_to_kept_section): Update call to
8296 get_kept_comdat_section.
8297 * object.h (class Sized_relobj): Rename fields in
8298 Kept_comdat_section to drop trailing underscores; change object
8299 field to Relobj*. Change Kept_comdat_section_table to store
8300 struct rather than pointer.
8301 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8302 Add kept_object and kept_shndx parameters. Change all callers.
8303 (Sized_relobj::get_kept_comdat_section): Change return type to
8304 bool. Add kept_object and kept_shndx parameters. Change all
8305 callers.
8306 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8307 Layout::find_or_add_kept_section.
8308
37c3b7b0
ILT		 83092009-07-09 Ian Lance Taylor <iant@google.com>
8310
8311 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8312 Reserve space in the hash table.
8313
98fa85cb
ILT		 83142009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8315
8316 * fileread.cc (File_read::get_mtime): New method.
8317 * fileread.h (Timespec): New structure.
8318 (File_read::get_mtime): New method.
8319 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8320 Renamed from timestamp_nsec.
8321 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8322 Elf_Xword.
e1df38aa 8323 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8324 timestamp_nsec.
e1df38aa 8325 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8326 (Incremental_inputs::report_obejct): Save mtime; style fix.
8327 (Incremental_inputs::report_script): Save mtime; style fix.
8328 (Incremental_inputs::finalize_inputs): Style fix.
8329 (Incremental_inputs::finalize): Style fix.
8330 (Incremental_inputs::create_input_section_data): Store inputs
8331 mtime.
8332 * incremental.h (Incremental_inputs::report_script): Add mtime
8333 argument.
8334 (Incremental_inputs::Input_info::Input_info): Intialize only one
8335 union member.
8336 (Incremental_inputs::Input_info::archive): Move to nameless
8337 union.
8338 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8339 (Incremental_inputs::Input_info::script): Move to nameless union.
8340 (Incremental_inputs::mtime): New field.
8341 * script.cc (read_input_script): Pass file mtime to
8342 Incremental_input.
8343 * script.h (Script_info::inputs): Style fix.
8344
c9d70757
ILT		 83452009-07-01 Ian Lance Taylor <ian@airs.com>
8346
8347 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8348 instead of 32.
8349
9c547ec3
ILT		 83502009-06-24 Ian Lance Taylor <iant@google.com>
8351
8352 PR 10156
8353 * layout.cc (Layout::choose_output_section): If we find an
8354 existing section, update the flags.
8355 (Layout::create_notes): New function, broken out of
8356 Layout::finalize.
8357 (Layout::finalize): Don't create note sections.
8358 (Layout::create_note): Don't crash if linker script discards
8359 section.
8360 (Layout::create_gold_note): Likewise.
8361 (Layout::create_build_id): Likewise. Don't set
8362 after_input_sections on the section.
8363 (Layout::create_executable_stack_info): Remove target parameter.
8364 Change caller.
8365 * layout.h (class Layout): Declare create_notes. Update
8366 declaration of create_executable_stack_info.
8367 * gold.cc (queue_middle_tasks): Call create_notes.
8368 * output.cc (Output_section::update_flags_for_input_section): Move
8369 here from output.h. If SHF_ALLOC flag is newly set, mark address
8370 invalid.
8371 * output.h (Output_data::mark_address_invalid): New function.
8372 (class Output_section): Only declare, not define,
8373 update_flags_for_input_section. Remove set_flags.
8374
55458500
ILT		 83752009-06-24 Ian Lance Taylor <iant@google.com>
8376
8377 * script-sections.cc (Output_section_definition::
8378 set_section_addresses): Rename shadowing local load_address to
8379 laddr.
8380
1307d6cd
ILT		 83812009-06-24 Ian Lance Taylor <iant@google.com>
8382
8383 PR 10244
8384 * reloc.cc (relocate_sections): Skip empty relocation sections.
8385
ec3f783e
ILT		 83862009-06-23 Ian Lance Taylor <iant@google.com>
8387
8388 PR 10156
8389 * layout.cc (Layout::create_note): Use choose_output_section
8390 rather than make_output_section.
8391
459c9f1c
ILT		 83922009-06-23 Ian Lance Taylor <iant@google.com>
8393
8394 PR 10237
8395 * options.cc (General_options::parse_V): Set printed_version_.
8396 (General_options::General_options): Initialize printed_version_.
8397 * options.h (class General_options): Add printed_version_ field.
8398 * gold.cc (queue_initial_tasks): If there are no input files,
8399 don't give a fatal error if we printed the version information.
8400 (queue_middle_tasks): If using -r with a shared object, give a
8401 fatal error rather than an ordinary error.
8402
1518dc8f
ILT		 84032009-06-23 Ian Lance Taylor <iant@google.com>
8404
8405 PR 10219
8406 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8407 (Layout::make_output_section): Set have_stabstr_section_ if we see
8408 a .stab*str section.
8409 (Layout::finalize): Call link_stabs_sections.
8410 (Layout::link_stabs_sections): New file.
8411 * layout.h (class Layout): Add have_stabstr_section_ field.
8412 Declare link_stabs_sections.
8413
3d857b98
DK		 84142009-06-23 Doug Kwan <dougkwan@google.com>
8415
8416 * Makefile.am (libgold_a_LIBADD): New.
8417 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8418 * Makefile.in: Regenerate.
8419 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8420 * configure: Regenerate.
8421 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8422 * fileread.cc: Include sys/state.h
8423 * gold.h: Declare memmem and strndup if found missing.
8424 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8425
0639a6f6
ILT		 84262009-06-23 Ian Lance Taylor <iant@google.com>
8427
8428 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8429 * configure: Rebuild.
8430
8d63875c
ILT		 84312009-06-23 Ian Lance Taylor <iant@google.com>
8432
8433 PR 10147
8434 * object.cc (Object::section_contents): Don't try to get a view if
8435 the section has length zero.
8436 (Object::handle_gnu_warning_section): If the section is empty, use
8437 the name of the section as the warning.
8438
f7c8a183
ILT		 84392009-06-23 Ian Lance Taylor <iant@google.com>
8440
8441 PR 10133
8442 * stringpool.h (class Stringpool_template): Add optimize_ field.
8443 (Stringpool_template::set_optimize): New function.
8444 * stringpool.cc (Stringpool_template::Stringpool_template):
8445 Initialize optimize_ field.
8446 (Stringpool_template::set_string_offsets): Test local optimize
8447 fild rather than parameter.
8448 * layout.cc (Layout::Layout): Call set_optimize on the section
8449 name stringpool.
8450
e6a307ba
ILT		 84512009-06-22 Ian Lance Taylor <iant@google.com>
8452
8453 PR 10030
8454 * yyscript.y: Parse TARGET.
8455 * script.cc (script_set_target): New function.
8456 * script-c.h (script_set_target): Declare.
8457 * options.cc (General_options::string_to_object_format): Rename
8458 from string_to_object_format in anonymous namespace. Change
8459 callers.
8460 * options.h (class General_options): Declare
8461 string_to_object_format.
8462
3ee173de
ILT		 84632009-06-22 Ian Lance Taylor <iant@google.com>
8464
8465 * script-sections.cc (Script_sections::create_segments): Don't put
8466 program headers in a PT_LOAD segment if -n or -N.
8467
84682009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8469
8470 PR 10141
8471 * options.h (class General_options): Add -z lazy and -z now. Sort
8472 -z options into alphabetical order.
8473 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8474
cd6739a1 84752009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8476
8477 * layout.cc (Layout::make_output_section): Call
8478 Target::new_output_section.
8479 (Layout::attach_allocated_section_to_segment): Put large section
8480 sections in a separate load segment with the large segment flag
8481 set.
8482 (Layout::segment_precedes): Sort large data segments after other
8483 load segments.
8484 (align_file_offset): New static function.
8485 (Layout::set_segment_offsets): Use align_file_offset.
8486 * output.h (class Output_section): Add is_small_section_ and
8487 is_large_section_ fields.
8488 (Output_section::is_small_section): New function.
8489 (Output_section::set_is_small_section): New function.
8490 (Output_section::is_large_section): New function.
8491 (Output_section::set_is_large_section): New function.
8492 (Output_section::is_large_data_section): New function.
8493 (class Output_segment): Add is_large_data_segment_ field.
8494 (Output_segment::is_large_data_segment): New function.
8495 (Output_segment::set_is_large_data_segment): New function.
8496 * output.cc (Output_section::Output_section): Initialize new
8497 fields.
8498 (Output_segment::Output_segment): Likewise.
8499 (Output_segment::add_output_section): Add assertion that large
8500 data sections always go in large data segments. Force small data
8501 sections to the end of the list of data sections. Force small BSS
8502 sections to the start of the list of BSS sections. For large BSS
8503 sections to the end of the list of BSS sections.
8504 * symtab.h (class Symbol): Declare is_common_shndx.
8505 (Symbol::is_defined): Check Symbol::is_common_shndx.
8506 (Symbol::is_common): Likewise.
8507 (class Symbol_table): Define enum Commons_section_type. Update
8508 declarations. Add small_commons_ and large_commons_ fields.
8509 * symtab.cc (Symbol::is_common_shndx): New function.
8510 (Symbol_table::Symbol_table): Initialize new fields.
8511 (Symbol_table::add_from_object): Put small and large common
8512 symbols in the right list.
8513 (Symbol_table::sized_finalized_symbol): Check
8514 Symbol::is_common_shndx.
8515 (Symbol_table::sized_write_globals): Likewise.
8516 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8517 common symbol lists. Don't call do_allocate_commons_list if the
8518 list is empty.
8519 (Symbol_table::do_allocate_commons_list): Remove is_tls
8520 parameter. Add comons_section_type parameter. Change all
8521 callers. Handle small and large common symbols.
8522 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8523 Symbol::is_common_shndx.
8524 * resolve.cc (symbol_to_bits): Likewise.
8525 * target.h (Target::small_common_shndx): New function.
8526 (Target::small_common_section_flags): New function.
8527 (Target::large_common_shndx): New function.
8528 (Target::large_common_section_flags): New function.
8529 (Target::new_output_section): New function.
8530 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8531 small_common_section_flags, and large_common_section_flags
8532 fields.
8533 (Target::do_new_output_section): New virtual function.
8534 * arm.cc (Target_arm::arm_info): Initialize new fields.
8535 * i386.cc (Target_i386::i386_info): Likewise.
8536 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8537 Likewise.
8538 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8539 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8540 (Target_x86_64::do_new_output_section): New function.
8541 * configure.ac: Define conditional MCMODEL_MEDIUM.
8542 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8543 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8544 (large_LDFLAGS): Define.
8545 * testsuite/large.c: New file.
8546 * testsuite/testfile.cc (Target_test::test_target_info):
8547 Initialize new fields.
8548 * configure, testsuite/Makefile.in: Rebuild.
8549
bb04269c
DK		 85502009-06-05 Doug Kwan <dougkwan@google.com>
8551
8552 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8553 * Makefile.in: Regenerate.
bb04269c
DK		 8554 * i386.cc (class Target_i386): Define new virtual method to
8555 override do_is_local_label_name in parent.
8556 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8557 local symbols if --discard-locals or -X is given.
8558 * options.h (class General_options): Declare new options
8559 '--discard-locals' and '-X' for discarding locals.
8560 * target.h (class Target): Define new methods is_local_label_name.
8561 Declare new virtual method do_is_local_label_name.
8562 * target.cc: New file.
8563 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8564 (check_SCRIPTS): Add discard_locals_test.sh.
8565 (check_DATA): Add discard_local_tests.syms.
8566 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8567 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8568 * testsuite/Makefile.in: Regenerate.
8569 * testsuite/discard_locals_test.c: New file.
8570 * testsuite/discard_locals_test.sh: Same.
8571
805bb01c
DK		 85722009-06-05 Doug Kwan <dougkwan@google.com>
8573
8574 * object.cc (Sized_relobj::Sized_relobj): Initialize
8575 discarded_eh_frame_shndx_ to -1U.
8576 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8577 section.
8578 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8579 a discarded .eh_frame section.
8580 (Sized_relobj::do_finalize_local_symbols): Ditto.
8581 * object.h (class Sized_relobj): Declare new member
8582 discarded_eh_frame_shndx_.
8583 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8584 (local_labels_test.o, local_labels_test): New rules.
8585 * testsuite/Makefile.in: Regenerate.
8586
1dcd334d
DK		 85872009-06-04 Doug Kwan <dougkwan@google.com>
8588
8589 * layout.cc (Layout::section_name_mapping): Add mapping for
8590 special ARM sections.
8591
96d49306
DK		 85922009-06-03 Doug Kwan <dougkwan@google.com>
8593
8594 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8595 (utils::has_overflow): Same.
8596
dff16297
ILT		 85972009-06-03 Ian Lance Taylor <iant@google.com>
8598
8599 * layout.cc (Layout::section_name_mapping): New array, replacing
8600 Layout::linkonce_mapping.
8601 (Layout::section_name_mapping_count): New variable, replacing
8602 Layout::linkonce_mapping_count.
8603 (Layout::linkonce_output_name): Remove.
8604 (Layout::output_section_name): Rewrite.
8605 * layout.h (class Layout): Rename Linkonce_mapping to
8606 Section_name_mapping, linkonce_mapping to section_name_mapping,
8607 linkonce_mapping_count to section_name_mapping_count. Don't
8608 declare linkonce_output_name.
8609
c121c671
DK		 86102009-06-03 Doug Kwan <dougkwan@google.com>
8611
8612 * gold/arm.cc (namespace utils): New.
8613 (Target_arm::reloc_is_non_pic): Define new method.
8614 (class Arm_relocate_functions): New.
8615 (Target_arm::Relocate::relocate): Handle relocation types used by
8616 Android.
8617
07800fab
ILT		 86182009-06-03 Ian Lance Taylor <iant@google.com>
8619
8620 * arm.cc (Target_arm::scan::global): Use || instead of |.
8621
c121c671
DK		 86222009-06-02 Doug Kwan <dougkwan@google.com>
8623
8624 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8625 issued_non_pic_error_.
8626 (class Target_arm::Scan): Declare new method check_non_pic.
8627 Define new method symbol_needs_plt_entry.
8628 Declare new data member issued_non_pic_error_.
8629 (class Target_arm::Relocate): Declare new method
8630 should_apply_static_reloc.
8631 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8632 (Target_arm::Scan::check_non_pic): Define new method.
8633 (Target_arm::Scan::local): Handle a small subset of reloc types used
8634 by Android.
8635 (Target_arm::Scan::local): Same.
8636 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8637
b19b0c6d
ILT		 86382009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8639
8640 * incremental.cc (Incremental_inputs::report_command_line): Filter
8641 out --incremental-* options.
8642
94cdfcff
DK		 86432009-05-29 Doug Kwan <dougkwan@google.com>
8644
8645 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8646 template class.
8647 (class Target_arm): Update comment.
8648 (Target_arm::Target_arm): Initialize new data members GOT_,
8649 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8650 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8651 and Target_arm::rel_dyn_section.
8652 Declare new_enum Target_arm::Got_type.
8653 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8654 and DYNBSS_.
8655 Update commments for member do_dynsym_value.
8656 (Target_arm::got_size, Target_arm::plt_section,
8657 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8658 new methods inside class defintion.
8659 (Target_arm::got_section): Define new method.
8660 (Target_arm::rel_dyn_section): Same.
8661 (Output_data_plt_arm): New template class.
8662 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8663 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8664 (Output_data_plt_arm::add_entry): Same.
8665 (Output_data_plt_arm::first_plt_entry): Define new
8666 static data member for PLT instruction template.
8667 (Output_data_plt_arm::plt_entry): Same.
8668 (Output_data_plt_arm::do_write): Define new method.
8669 (Target_arm::make_plt_entry): Same.
8670 (Target_arm::do_finalize_sections): Same.
8671 (Target_arm::do_dynsym_value): Same.
8672
4a657b0d
DK		 86732009-05-28 Doug Kwan <dougkwan@google.com>
8674
8675 * Makefile.am (TARGETSOURCES): Add arm.cc.
8676 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8677 * Makefile.in: Regenerate.
8678 * arm.cc: New file.
8679 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8680
e7ae8c36
DK		 86812009-05-26 Doug Kwan <dougkwan@google.com>
8682
8683 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8684 (General_options::check_excluded_libs): Strip off directories in
8685 archive name before matching like GNU ld does.
8686 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8687 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8688 (exclude_libs_test_LDFLAGS): Add linker option
8689 -Wl,--exclude-libs,libexclude_libs_test_3
8690 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8691 an explicit archive without using -l.
8692 (alt/libexclude_libs_test_3.a): New make rule.
8693 * testsuite/Makefile.in: Regenerate.
8694 * testsuite/exclude_libs_test.c : Declare lib3_default().
8695 (main): Call it.
8696 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8697 * exclude_libs_test_3.c: New file.
8698
f12e7348
NC		 86992009-05-26 Nick Clifton <nickc@redhat.com>
8700
8701 * po/id.po: New Indonesian translation.
8702 * po/gold.pot: Updated template file.
8703
4daadc0d
ST		 87042009-05-22 Sriraman Tallam <tmsriram@google.com>
8705
e1df38aa 8706 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8707 gc_comdat_test files. Add -Wl,--gc-sections to build
8708 gc_comdat_test.
8709 * testsuite/Makefile.in: Regenerate.
8710 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8711
531813ad
ST		 87122009-05-21 Sriraman Tallam <tmsriram@google.com>
8713
8714 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8715 kept comdat section was garbage collected.
8716 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8717 * testsuite/Makefile.in: Regenerate.
8718 * testsuite/gc_comdat_test.sh: New file.
8719 * testsuite/gc_comdat_test_1.cc: New file.
8720 * testsuite/gc_comdat_test_2.cc: New file.
8721
65514900
CC		 87222009-05-19 Doug Kwan <dougkwan@google.com>
8723
8724 * archive.cc (Archive::Archive): Move constructor from archive.h
8725 to here. Initialize no_export_.
8726 (Archive::get_elf_object_for_member): Set no_export flag of object.
8727 * archive.h (Archive::Archive): Move constructor body to
8728 archive.cc.
8729 (Archive::no_export): New method.
8730 (Archive::no_export_): New field.
8731 * object.h (Object::Object): Initialize no_export_ to false.
8732 (Object::no_export, Object::set_no_export): New methods.
8733 (Object::no_export_): New field.
8734 * options.cc (General_options::parse_exclude_libs): New method.
8735 (General_options::check_excluded_libs) Same.
8736 * options.h (exclude_libs): New option.
8737 (General_options::check_excluded_libs): New method declaration.
8738 (General_options::excluded_libs_): New field.
8739 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8740 default or protected visibility if an object has no-export flag set.
8741 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8742 (check_SCRIPTS): Add exclude_libs_test.sh.
8743 (check_DATA): Add exclude_libs_test.syms.
8744 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8745 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8746 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8747 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8748 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8749 libexclude_libs_test_2.a): New rules.
8750 * testsuite/Makefile.in: Regenerate.
8751 * testsuite/exclude_libs_test.c: New file.
8752 * testsuite/exclude_libs_test.sh: Ditto.
8753 * testsuite/exclude_libs_test_1.c: Ditto.
8754 * testsuite/exclude_libs_test_2.c: Ditto.
8755
1b77ea50
ILT		 87562009-05-15 Ian Lance Taylor <iant@google.com>
8757
8758 * configure.ac: Check for declarations for cases where libiberty.h
8759 checks HAVE_DECL_xxx.
8760 * configure, config.in: Rebuild.
8761
072fe7ce
ILT		 87622009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8763
8764 * gold.h (Incremental_argument_list): Remove (invalid) forward
8765 declaration.
8766 * incremental.cc (Incremental_inputs::report_achive): New method.
8767 (Incremental_inputs::report_object): New method.
8768 (Incremental_inputs::report_script): New method.
8769 (Incremental_inputs::finalize_inputs): New method.
8770 (Incremental_inputs::finalize): Call finalize_inputs().
8771 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8772 Create inputs entries.
8773 * incremental.h (Incremental_input_type): New enum.
8774 (Incremental_inputs::Incremental_input): Initialize new fields.
8775 (Incremental_inputs::report_inputs): New method.
8776 (Incremental_inputs::report_achive): New method.
8777 (Incremental_inputs::report_object): New method.
8778 (Incremental_inputs::report_script): New method.
8779 (Incremental_inputs::finalize_inputs): New method.
8780 (Incremental_inputs::Input_info): New struct.
8781 (Incremental_inputs::Input_info_map): New typedef.
8782 (Incremental_inputs::lock_): New field.
8783 (Incremental_inputs::Inputs_): New field.
8784 (Incremental_inputs::Inputs_map): New field.
8785 * main.cc (main): Call Incremental_input::report_inputs.
8786 * options.h (Input_argument_list): Typedef moved from
8787 Input_arguments.
8788 (Input_file_group::Files): Remove, use ::Input_argument_list.
8789 (Input_file_group::Input_argument_list): Remove, use
8790 ::Input_argument_list.
8791 * plugin.cc (Plugin_manager::add_input_file): Add error in
8792 incremental build.
8793 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8794 functions.
8795 * script.cc (read_input_script): Call
8796 Incremental_input::report_script.
8797 * script.h (Script_info): New class.
8798
b0481b0b
ILT		 87992009-04-27 Ian Lance Taylor <iant@google.com>
8800
8801 * x86_64.cc (do_adjust_output_section): Set entsize to
8802 plt_entry_size.
8803
b22a5a41 88042009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8805
8806 * output.cc (Output_file::close): After short writes, continue
8807 writing from the correct offset in the buffer being written.
8808
40fde488
CD		 88092009-04-23 Chris Demetriou <cgd@google.com>
8810
8811 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8812 * configure: Regenerate.
8813 * config.in: Regenerate.
8814 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8815 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8816
3ce2c28e
ILT		 88172009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8818
8819 * incremental.cc (Incremental_inputs_header_data): Renamed from
8820 Incremental_input_header_data.
8821 (Incremental_inputs_header_data::data_size): New field.
8822 (Incremental_inputs_header_data::put_input_file_count): Renamed
8823 from input_file_count.
8824 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8825 from command_line_offset.
8826 (Incremental_inputs_header_data::put_reserved): Renamed from
8827 put_reserved.
8828 (Incremental_inputs_entry_data): Renamed from
8829 Incremental_input_entry_data.
8830 (Incremental_inputs_entry_data::data_size): New field.
8831 (Incremental_inputs::report_command_line): New method.
8832 (Incremental_inputs::finalize): New method.
8833 (Incremental_inputs::create_incremental_inputs_data): New method.
8834 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8835 * incremental.h: New file.
8836 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8837 (Layout::finalize): Create incremental inputs section in
8838 incremental builds.
8839 (Layout::create_incremental_info_sections): New method.
8840 * layout.h (Layout::incremental_inputs): New method.
8841 (Layout::create_incremental_info_sections): New method.
8842 (Layout::incremental_inputs_): New field.
8843 * main.cc (main): Notify Incremental_input of the command line.
8844
e55bde5e
ILT		 88452009-04-01 Ian Lance Taylor <iant@google.com>
8846 Mikolaj Zalewski <mikolajz@google.com>
8847
8848 * gold.h (reserve_unordered_map): Define, three versions, one for
8849 each version of Unordered_map.
8850 * layout.cc (Layout::Layout): Remove options parameter. Add
8851 number_of_input_files parameter. Don't initialize options_.
8852 Initialize number_of_input_files_ and resized_signatures_. Move
8853 sections_are_attached_.
8854 (Layout::layout_group): Reserve space for group_signatures_.
8855 (Layout::find_or_add_kept_section): Change name parameter to be a
8856 reference. Resize signatures_ map when it gets large enough.
8857 (Layout::layout_eh_frame): Use parameters->options() instead of
8858 this->options_.
8859 (Layout::make_output_section): Likewise.
8860 (Layout::attach_allocated_section_to_segment): Likewise.
8861 (Layout::finalize, Layout::create_executable_stack): Likewise.
8862 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8863 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8864 * layout.h (class Layout): Update declarations. Remove options_
8865 field. Add number_of_input_files_ and resized_signatures_
8866 fields. Move sections_are_attached_ field.
8867 * main.cc (main): Pass number of input files to Layout
8868 constructor. Don't pass options.
8869
154b857c
ILT		 88702009-03-30 Ian Lance Taylor <iant@google.com>
8871
8872 * ffsll.c (ffsll): Correct implementation.
8873
2f35ab9b
ILT		 88742009-03-27 Ian Lance Taylor <iant@google.com>
8875
fd03461a
ILT		 8876 * ffsll.c: New file.
8877 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8878 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8879 * ftruncate.c (ftruncate): Declare before definition.
8880 * mremap.c (mremap): Likewise.
8881 * pread.c (pread): Likewise.
8882 * configure, Makefile.in, config.in: Rebuild.
8883
2f35ab9b
ILT		 8884 * mremap.c: New file.
8885 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8886 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8887 (mremap): Declare if HAVE_MREMAP is not defined.
8888 * configure, Makefile.in, config.in: Rebuild.
8889
33aea2fd
CC		 88902009-03-27 Cary Coutant <ccoutant@google.com>
8891
8892 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8893 position independent.
8894 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8895 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8896
6d479619
CC		 88972009-03-24 Cary Coutant <ccoutant@google.com>
8898
8899 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8900 an executable.
8901 (needs_dynamic_reloc): Likewise.
8902
afc06bb8
ILT		 89032009-03-24 Ian Lance Taylor <iant@google.com>
8904
8905 * yyscript.y (file_cmd): Recognize EXTERN.
8906 (extern_name_list, extern_name_list_body): New nonterminals.
8907 * script.cc (script_add_extern): Define.
8908 * script-c.h (script_add_extern): Declare.
8909
f6060a4d
ILT		 89102009-03-24 Rafael Avila de Espindola <espindola@google.com>
8911
8912 * object.cc (is_elf_object): Define.
8913 * object.h (is_elf_object): Declare.
8914 * archive.cc (Archive::get_elf_object_for_member): Call
8915 is_elf_object.
33aea2fd 8916 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8917
26736d8e
ILT		 89182009-03-24 Elliott Hughes <enh@google.com>
8919
8920 * output.cc (Output_file::map_anonymous): Define.
8921 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8922 try an anonymous one. Report the size if the mmap fails.
8923 * output.h (class Output_file): Declare map_anonymous.
8924
22fd9730
ILT		 89252009-03-24 Ian Lance Taylor <iant@google.com>
8926
8927 * target-select.cc (instantiate_target): Don't acquire the lock if
8928 the instantiated_target_ field has already been set.
8929
cb010894
ILT		 89302009-03-23 Ian Lance Taylor <iant@google.com>
8931
7f055c20
ILT		 8932 * gold-threads.h (class Initialize_lock): Define.
8933 * gold-threads.cc (class Initialize_lock_once): Define.
8934 (initialize_lock_control): New static variable.
8935 (initialize_lock_pointer): New static variable.
8936 (initialize_lock_once): New static function.
8937 (Initialize_lock::Initialize_lock): Define.
8938 (Initialize_lock::initialize): Define.
8939 * target-select.h: Include "gold-threads.h".
8940 (class Target_selector): Add lock_ and initialize_lock_ fields.
8941 Don't define instantiate_target, just declare it.
8942 * target-select.cc (Target_selector::Target_selector): Initialize
8943 new fields.
8944 (Target_selector::instantiate_target): Define.
8945 * descriptors.h: Include "gold-threads.h".
8946 (class Descriptors): Add initialize_lock_ field.
8947 * descriptors.cc (Descriptors::Descriptors): Initialize new
8948 field.
8949 (Descriptors::open): Use initialize_lock_ field
8950 * errors.h (class Errors): Add initialize_lock_ field.
8951 * errors.cc (Errors::Errors): Initialize new field.
8952 (Errors::initialize_lock): Use initialize_lock_ field.
8953 * powerpc.cc (class Target_selector_powerpc): Remove
8954 instantiated_target_ field. In do_recognize call
8955 instantiate_target rather than do_instantiate_target. In
8956 do_instantiate_target just allocate a new target.
8957 * sparc.cc (class Target_selector_sparc): Likewise.
8958
36959681
ILT		 8959 * freebsd.h: New file.
8960 * i386.cc: Include "freebsd.h".
8961 (Target_i386): Derive from Target_freebsd rather than
8962 Sized_target.
8963 (Target_selector_i386): Derive from Target_selector_freebsd rather
8964 than Target_selector.
8965 * x86_64.cc: Include "freebsd.h".
8966 (Target_x86_64): Derive from Target_freebsd rather than
8967 Sized_target.
8968 (Target_selector_x86_64): Derive from Target_selector_freebsd
8969 rather than Target_selector.
8970 * target.h (class Target): Add adjust_elf_header and
8971 do_adjust_elf_header.
8972 * output.cc (Output_file_header:: do_sized_write): Call target
8973 adjust_elf_header routine.
8974 * configure.tgt: Set targ_osabi.
8975 * configure.ac: Define GOLD_DEFAULT_OSABI.
8976 * parameters.cc (Parameters::default_target): Pass
8977 GOLD_DEFAULT_OSABI to select_target.
8978 * target-select.h (class Target_selector): Make instantiate_target
8979 protected rather than private.
8980 * Makefile.am (HFILES): Add freebsd.h.
8981 * configure, Makefile.in, config.in: Rebuild.
8982
cb010894
ILT		 8983 * merge.cc (do_add_input_section): Correct pend value. Change
8984 message about last entry not being null terminated from error to
8985 warning.
8986
0e879927
ILT		 89872009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8988
8989 * incremental.cc: New file.
8990 * Makefile.am (CCFILES): Add incremental.cc.
8991 * Makefile.in: Rebuild.
8992
41105937
PP		 89932009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8994
8995 * layout.cc (Layout::output_section_name): Preserve names
8996 of '.note.' sections.
e1df38aa 8997
60439920
ILT		 89982009-03-19 Ian Lance Taylor <iant@google.com>
8999
9000 * descriptors.cc (Descriptors::open): Check that the options are
9001 valid before using them.
9002
0d371ad3
ILT		 90032009-03-18 Ian Lance Taylor <iant@google.com>
9004
9005 * script-sections.h: Include <list>.
9006 (class Script_sections): Change Sections_elements from std::vector
9007 to std::list. Typedef public Elements_iterator. Add
9008 orphan_section_placement_, data_segment_align_start_, and
9009 saw_data_segment_align_ fields. Remove data_segment_align_index_
9010 field.
9011 * script-sections.cc (class Orphan_section_placement): New class.
9012 (class Sections_element): Add virtual functions is_relro and
9013 orphan_section_init. Remove virtual function place_orphan_here.
9014 (class Output_section_definition): Add is_relro and
9015 orphan_section_init. Remove place_orphan_here.
9016 (class Orphan_output_section): Likewise.
9017 (Script_sections::Script_sections): Update for field changes.
9018 (Script_sections::data_segment_align): Set saw_data_segment_align_
9019 and data_segment_align_start_, not data_segment_align_index.
9020 (Script_sections::data_segment_relro_end): Check
9021 saw_data_segment_align_. Use data_segment_align_start_ rather
9022 than data_segment_align_index_.
9023 (Script_sections::place_orphan): Rewrite to use
9024 Orphan_section_placement.
9025
9201d894
ILT		 90262009-03-17 Ian Lance Taylor <iant@google.com>
9027
9c5b8369
ILT		 9028 * archive.cc (Archive::add_symbols): Check for a version attached
9029 to the symbol name in the archive map.
9030 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9031 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9032 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9033 (ver_test_11.a): New target.
9034 * testsuite/Makefile.in: Rebuild.
9035
9201d894
ILT		 9036 * configure.ac: Check for chsize and posix_fallocate. Replace
9037 ftruncate.
9038 * ftruncate.c: New file, from gnulib.
9039 * output.cc (posix_fallocate): Define dummy version if not
9040 HAVE_POSIX_FALLOCATE.
9041 (Output_file::map): Call posix_fallocate rather than lseek and
9042 write.
9043 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9044 * configure, Makefile.in, config.in: Rebuild.
9045
ef4ab7a8 90462009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9047
ef4ab7a8
PP		 9048 * layout.h (Layout::create_note): Add section_name parameter.
9049 * layout.cc (Layout::create_note): Likewise.
9050 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9051
8c500701
ILT		 90522009-03-17 Ian Lance Taylor <iant@google.com>
9053
e85b18e1
ILT		 9054 * descriptors.cc: Include "options.h".
9055 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9056 (Descriptors::open): Always use O_CLOEXEC when opening a new
9057 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9058 then set FD_CLOEXEC.
9059
9efe6174
ILT		 9060 * sparc.cc (class Target_sparc): Add has_got_section.
9061 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9062 make sure we have a GOT section.
9063
9064 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9065 (Target_sparc::Scan::local): Likewise.
9066 (Target_sparc::Scan::global): Likewise.
9067 (Target_sparc::Relocate::relocate): Likewise.
9068 (Target_sparc::Relocate::relocate_tls): Likewise.
9069
8c500701
ILT		 9070 * symtab.cc (Symbol_table::define_default_version): New function,
9071 broken out of add_from_object.
9072 (Symbol_table::add_from_object): Call define_default_version.
9073 (Symbol_table::define_special_symbol): Add resolve_oldsym
9074 parameter. Change all callers. If the version for a symbol comes
9075 from a version script, resolve it with the symbol with the same
9076 name with no version. Also add the symbol without a version if
9077 appropriate.
9078 (do_define_in_output_data): If resolving with oldsym, don't delete
9079 sym.
9080 (do_define_in_output_segment): Likewise.
9081 (do_define_as_constant): Likewise.
9082 * symtab.h (class Symbol_table): Update declarations.
9083
f1ed28fb
ILT		 90842009-03-13 Ian Lance Taylor <iant@google.com>
9085
15f8229b
ILT		 9086 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9087 (Read_symbols::requeue): New function.
9088 (Read_symbols::do_read_symbols): If make_elf_object fails because
9089 the target type is not configured, and the file was searched for,
9090 issue a warning and retry with the next directory.
9091 (Add_symbols::run): If the file has an incompatible format, and
9092 it was searched for, requeue the Read_symbols task. On error,
9093 release the object.
9094 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9095 dirindex parameter to constructor. Change all callers. Declare
9096 incompatible_warning and requeue.
9097 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9098 input_argument_ and input_group_ fields. Add them to
9099 constructor. Change all callers.
9100 (class Read_script): Add dirindex_ field. Add it to constructor.
9101 Change all callers.
9102 * archive.cc (Archive::setup): Remove input_objects parameter.
9103 Change all callers.
9104 (Archive::get_file_and_offset): Likewise.
9105 (Archive::read_all_symbols): Likewise.
9106 (Archive::read_symbols): Likewise.
9107 (Archive::get_elf_object_for_member): Remove input_objects
9108 parameter. Add punconfigured parameter. Change all callers.
9109 (Archive::add_symbols): Change return type to bool. Check return
9110 value of include_member.
9111 (Archive::include_all_members): Likewise.
9112 (Archive::include_member): Change return type to bool. Return
9113 false if first included object has incompatible target. Set
9114 included_member_ field.
9115 (Add_archive_symbols::run): If add_symbols returns false, requeue
9116 Read_symbols task.
9117 * archive.h (class Archive): Add included_member_ field.
9118 Initialize it in constructor. Add input_file and searched_for
9119 methods. Update declarations.
9120 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9121 input_argument_ fields. Add them to constructor. Change all
9122 callers.
9123 * script.cc: Include "target-select.h".
9124 (class Parser_closure): Add skip_on_incompatible_target_ and
9125 found_incompatible_target_ fields. Add
9126 skip_on_incompatible_target parameter to constructor. Change all
9127 callers. Add methods skip_on_incompatible_target,
9128 clear_skip_on_incompatible_target, found_incompatible_target, and
9129 set_found_incompatible_target.
9130 (read_input_script): Add dirindex parameter. Change all callers.
9131 If parser finds an incompatible target, requeue Read_symbols
9132 task.
9133 (script_set_symbol): Clear skip_on_incompatible_target in
9134 closure.
9135 (script_add_assertion, script_parse_option): Likewise.
9136 (script_start_sections, script_add_phdr): Likewise.
9137 (script_check_output_format): New function.
9138 * script.h (read_input_script): Update declaration.
9139 * script-c.h (script_check_output_format): Declare.
9140 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9141 (ignore_cmd): Remove OUTPUT_FORMAT.
9142 * fileread.cc (Input_file::Input_file): Add explicit this.
9143 (Input_file::will_search_for): New function.
9144 (Input_file::open): Add pindex parameter. Change all callers.
9145 * fileread.h (class Input_file): Add input_file_argument method.
9146 Declare will_search_for. Update declarations.
9147 * object.cc (make_elf_object): Add punconfigured parameter.
9148 Change all callers.
9149 * object.h (class Object): Make input_file public. Add
9150 searched_for method.
9151 (make_elf_object): Update declaration.
9152 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9153 restart search.
9154 * dirsearch.h (class Dirsearch): Update declaration.
9155 * options.h (class General_options): Add --warn-search-mismatch.
9156 * parameters.cc (Parameters::is_compatible_target): New function.
9157 * parameters.h (class Parameters): Declare is_compatible_target.
9158 * workqueue.cc (Workqueue::add_blocker): New function.
9159 * workqueue.h (class Workqueue): Declare add_blocker.
9160
f1ed28fb
ILT		 9161 * fileread.cc (Input_file::open): Remove options parameter.
9162 Change all callers.
9163 (Input_file::open_binary): Likewise.
9164 * script.cc (read_input_script): Likewise.
9165 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9166 options parameter from constructor. Change all callers.
9167 (class Read_script): Likewise.
9168 * fileread.h (class Input_file): Update declarations.
9169 * script.h (read_input_script): Update declaration.
9170
34dd024a
NC		 91712009-03-10 Nick Clifton <nickc@redhat.com>
9172
9173 * po/es.po: New Spanish translation.
9174
6d71b17c
CC		 91752009-03-06 Cary Coutant <ccoutant@google.com>
9176
9177 * options.cc (parse_short_option): Keep dash_z from registering itself.
9178
031cdbed
ILT		 91792009-03-03 Ian Lance Taylor <iant@google.com>
9180
9181 PR 9918
9182 * target-reloc.h (relocate_section): Pass output_section to
9183 relocate.
9184 * i386.cc (Target_i386::should_apply_static_reloc): Add
9185 output_section parameter. Change all callers.
9186 (Target_i386::Relocate::relocate): Add output_section parameter.
9187 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9188 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9189 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9190 * testsuite/two_file_shared.sh: New script.
9191 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9192 (check_DATA): Add two_file_shared.dbg.
9193 (two_file_shared.dbg): New target.
9194 * testsuite/Makefile.in: Rebuild.
9195
15d5fa16
ILT		 91962009-03-01 Ian Lance Taylor <iant@google.com>
9197
9198 * configure.ac: Check for byteswap.h.
9199 * configure: Rebuild.
9200 * config.in: Rebuild.
9201
8a4c0b0d
ILT		 92022009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9203
9204 * layout.cc (Layout::find_or_add_kept_section): New function.
9205 (Layout::add_comdat): Removed.
9206 * layout.h (struct Kept_section): Move out of class Layout.
9207 Remove trailing underscores from field names. Add group_sections
9208 field. Rename group_ field to is_group. Change all uses.
9209 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9210 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9211 comdat_groups_ field.
9212 (Sized_relobj::include_section_group): Use
9213 find_or_add_kept_section and Kept_section::group_sections.
9214 (Sized_relobj::include_linkonce_section): Likewise.
9215 * object.cc (class Sized_relobj): Don't define Comdat_group or
9216 Comdat_group_table. Remove find_comdat_group and
9217 add_comdat_group. Remove comdat_groups_ field.
9218 * plugin.cc (include_comdat_group): Use
9219 Layout::find_or_add_kept_section.
9220
b4ecf66b
ILT		 92212009-02-28 Ian Lance Taylor <iant@google.com>
9222
14359ca0
ILT		 9223 * README: --gc-sections and map files are now supported. Document
9224 some build requirements.
9225
b4ecf66b
ILT		 9226 PR 6992
9227 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9228 relocatable link set the value of the section symbol to zero.
9229 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9230 relocatable link don't include the section address in the local
9231 symbol value.
9232
0602e05a
ILT		 92332009-02-27 Ian Lance Taylor <iant@google.com>
9234
fd9d194f
ILT		 9235 PR 6811
9236 * options.h (class Search_directory): Add is_system_directory.
9237 (class General_options): Declare is_in_system_directory.
9238 * options.cc (get_relative_sysroot): Make static.
9239 (get_default_sysroot): Make static.
9240 (General_optoins::is_in_system_directory): New function.
9241 * fileread.cc (Input_file::is_in_system_directory): New function.
9242 * fileread.h (class Input_file): Declare is_in_system_directory.
9243 * object.h (class Object): Add is_in_system_directory.
9244 (class Input_objects): Remove system_library_directory_ field.
9245 * object.cc (Input_objects::add_object): Don't set
9246 system_library_directory_.
9247 (input_objects::found_in_system_library_directory): Remove.
9248 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9249 parameter. Change all callers.
9250 (Symbol_table::sized_write_globals): Likewise.
9251 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9252 Call Object::is_in_system_directory.
9253 * symtab.h (class Symbol_table): Update declarations.
9254
61edd21f
ILT		 9255 PR 5990
9256 * descriptors.h (Open_descriptor): Add is_on_stack field.
9257 * descriptors.cc (Descriptors::open): If the descriptor is on the
9258 top of the stack, remove it. Initialize is_on_stack field.
9259 (Descriptors::release): Only add pod to stack if it is not on the
9260 stack already.
9261 (Descriptors::close_some_descriptor): Clear stack_next and
9262 is_on_stack fields.
9263
e29e076a
ILT		 9264 PR 7091
9265 * output.cc (Output_section::find_starting_output_address): Rename
9266 from starting_output_address; add PADDR parameter; change return
9267 type.
9268 * output.h (class Output_section): Declare
9269 find_starting_output_address instead of starting_output_address.
9270 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9271 section symbol for which we can't find a merge section.
9272
0602e05a
ILT		 9273 PR 9836
9274 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9275 hidden or internal, force the symbol to be local.
9276 * resolve.cc (Symbol::override_visibility): Define.
9277 (Symbol::override_base): Use override_visibility.
9278 (Symbol_table::resolve): Likewise.
9279 (Symbol::override_base_with_special): Likewise.
9280 (Symbol_table::override_with_special): If the visibility is hidden
9281 or internal, force the symbol to be local.
9282 * symtab.h (class Symbol): Add set_visibility and
9283 override_visibility.
9284 * testsuite/ver_test_1.sh: New file.
9285 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9286 (check_DATA): Add ver_test_1.syms.
9287 (ver_test_1.syms): New target.
9288 * testsuite/Makefile.in: Rebuild.
9289
401a9a73
CC		 92902009-02-25 Cary Coutant <ccoutant@google.com>
9291
9292 * layout.cc (Layout::choose_output_section): Don't rename sections
9293 when using a linker script that has a SECTIONS clause.
9294 * Makefile.in: Regenerate.
9295
9296 * testsuite/Makefile.am (script_test_5.sh): New test case.
9297 * testsuite/Makefile.in: Regenerate.
9298 * testsuite/script_test_5.cc: New file.
9299 * testsuite/script_test_5.sh: New file.
9300 * testsuite/script_test_5.t: New file.
9301
f488e4b0
CC		 93022009-02-13 Rafael Avila de Espindola <espindola@google.com>
9303
9304 * archive.cc (Archive::include_member): Update calls to add_symbols.
9305 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9306 the Layout argument.
9307 * dynobj.h (do_add_symbols): Add the Layout argument.
9308 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9309 Layout argument.
9310 * object.h (Object::add_symbols): Add the Layout argument.
9311 (Object::do_add_symbols): Add the Layout argument.
9312 (Sized_relobj::do_add_symbols): Add the Layout argument.
9313 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9314 Unify the two versions.
9315 (Add_plugin_symbols): Remove.
9316 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9317 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9318 (Add_plugin_symbols): Remove.
9319 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9320 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9321 (Add_symbols::run): Make it work with Pulginobj.
9322
89dd1680
ILT		 93232009-02-06 Ian Lance Taylor <iant@google.com>
9324
9325 * object.cc (Sized_relobj::do_layout): Make info message start
9326 with lower case letter.
9327
266d0a74
ILT		 93282009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9329
602b464e
ILT		 9330 * binary.cc: Fix file comment.
9331
266d0a74
ILT		 9332 * options.h (enum Incremental_disposition): Define.
9333 (class General_options): Add new options: --incremental,
9334 --incremental_changed, --incremental_unchanged,
9335 --incremental_unknown. Add incremental_disposition_ and
9336 implicit_incremental_ fields.
9337 (General_options::incremental_disposition): New function.
9338 (class Position_dependent_options): Add incremental_disposition
9339 option.
9340 (Position_dependent_options::copy_from_options): Set incremental
9341 dispositions.
9342 * options.cc (General_options::parse_incremental_changed): New
9343 function.
9344 (General_options::parse_incremental_unchanged): New function.
9345 (General_options::parse_incremental_unknown): New function.
9346 (General_options::General_options): Initialize new fields
9347 incremental_disposition_ and implicit_incremental_.
9348 (General_options::finalize): Check for uasge of --incremental-*
9349 without --incremental.
9350
f073bbf7
CD		 93512009-02-06 Chris Demetriou <cgd@google.com>
9352
9353 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9354 pointer and to report location as the file name associated with
9355 the symbol.
9356 (gold_undefined_symbol_at_location): New function to replace the
9357 old gold_undefined_symbol functionality.
9358 * target-reloc.h (relocate_section): Update to use
9359 gold_undefined_symbol_at_location.
9360 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9361 Call gold_undefined_symbol function rather than gold_error.
9362 * errors.h (Errors::undefined_symbol): Take location as a
9363 string, rather than calculating it from a relocation.
9364 * errors.cc (Errors::fatal): Print "fatal error:" before the
9365 formatted message.
9366 (Errors::error, Errors::error_at_location): Print "error: "
9367 before the formatted message.
9368 (Errors::undefined_symbol): Take location as a string, rather
9369 than calculating it from a relocation.
9370 (gold_undefined_symbol_at_location): New function akin to
9371 old gold_undefined_symbol, calculates location from relocation.
9372 (gold_undefined_symbol): Change to take only a Symbol pointer
9373 and to report location as the file name associated with the symbol.
9374 * testsuite/debug_msg.sh: Update for changed error messages.
9375 * testsuite/undef_symbol.sh: Likewise.
9376
8e94a90c
ILT		 93772009-02-04 Duncan Sands <baldrick@free.fr>
9378
9379 PR 9812
9380 * reduced_debug_output.h
9381 (Output_reduced_debug_abbrev_section::failed): Use format for
9382 gold_warning.
9383 (Output_reduced_debug_info_section::faild): Likewise.
9384
88a0e15b
ILT		 93852009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9386
9387 * script.cc (Lazy_demangler): New class.
9388 (Version_script_info::get_symbol_version_helper): Demangle a
9389 symbol only once.
9390
5efc7cd2
CC		 93912009-01-29 Cary Coutant <ccoutant@google.com>
9392
9393 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9394 to __tls_get_addr.
9395 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9396
e0ebcf42
ILT		 93972009-01-28 Ian Lance Taylor <iant@google.com>
9398
5efc7cd2 9399 * version.cc (version_string): Bump to 1.9.
75fe7426 9400
e0ebcf42
ILT		 9401 * gold.h: Include <cstring> and <stdint.h>.
9402 * version.cc: Include <cstdio>.
9403 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9404 warning.
9405 * reduced_debug_output.cc (insert_into_vector): Rename from
9406 Insert_into_vector; change all callers. Use Swap_unaligned to
9407 avoid aliasing issue; remove union since it is unnecessary.
9408
8e2813be 94092009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9410
9411 * Makefile.am (CCFILES): Add gc.cc.
9412 (HFILES): Add gc.h.
9413 * Makefile.in: Regenerate.
9414 * gold.cc (Gc_runner): New class.
9415 (queue_initial_tasks): Call garbage collection related tasks
9416 when corresponding options are invoked.
9417 (queue_middle_gc_tasks): New function.
9418 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9419 processed early before laying out sections during garbage collection.
9420 * gold.h (queue_middle_gc_tasks): New function.
9421 (is_prefix_of): Move from "layout.cc".
9422 * i386.cc (Target_i386::gc_process_relocs): New function.
9423 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9424 * main.cc (main): Create object of class "Garbage_collection".
9425 * object.cc (Relobj::copy_symbols_data): New function.
9426 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9427 (Sized_relobj::do_layout): Allow this function to be called twice
9428 during garbage collection and defer layout of section during the
6d03d481
ST		 9429 first call.
9430 * object.h (Relobj::get_symbols_data): New function.
9431 (Relobj::is_section_name_included): New function.
9432 (Relobj::copy_symbols_data): New function.
9433 (Relobj::set_symbols_data): New function.
9434 (Relobj::get_relocs_data): New function.
9435 (Relobj::set_relocs_data): New function.
9436 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9437 (Relobj::gc_process_relocs): New function.
9438 (Relobj::do_gc_process_relocs): New pure virtual function.
9439 (Relobj::sd_): New data member.
9440 (Sized_relobj::is_output_section_offset_invalid): New function.
9441 (Sized_relobj::do_gc_process_relocs): New function.
9442 * options.h (General_options::gc_sections): Modify to not be a no-op.
9443 (General_options::print_gc_sections): New option.
9444 * plugin.cc (Plugin_finish::run): Remove function call to
9445 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9446 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9447 * reloc.cc (Read_relocs::run): Add task to process relocs and
9448 determine unreferenced sections when doing garbage collection.
9449 (Gc_process_relocs): New class.
9450 (Sized_relobj::do_gc_process_relocs): New function.
9451 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9452 sections that are garbage collected.
9453 * reloc.h (Gc_process_relocs): New class.
9454 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9455 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9456 symbols whose corresponding sections are garbage collected.
9457 (Symbol_table::Symbol_table): Add new parameter for the garbage
9458 collection object.
9459 (Symbol_table::gc_mark_undef_symbols): New function.
9460 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9461 (Symbol_table::gc_mark_dyn_syms): New function.
9462 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9463 as garbage.
9464 (Symbol_table::add_from_object): Likewise.
9465 (Symbol_table::add_from_relobj): When building shared objects, do not
9466 treat externally visible symbols as garbage.
9467 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9468 table information for static and relocatable links.
9469 * symtab.h (Symbol_table::set_gc): New function.
9470 (Symbol_table::gc): New function.
9471 (Symbol_table::gc_mark_undef_symbols): New function.
9472 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9473 (Symbol_table::gc_mark_dyn_syms): New function.
9474 (Symbol_table::gc_): New data member.
e1df38aa 9475 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9476 function.
9477 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9478 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9479
3b293544
CF		 94802009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9481
9482 * options.h (General_options::gc_sections): Define as a no-op for now.
9483 (General_options::no_keep_memory): Ditto.
9484 (General_options::Bshareable): Define.
9485 * options.cc (General_options::finalize): Honor -Bshareable.
9486
83d22aa8
AS		 94872009-01-20 Andreas Schwab <schwab@suse.de>
9488
9489 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9490 read the value in the contents, since we don't use it. Use the
9491 template endianness when writing.
9492 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9493
cd536b21
AS		 94942009-01-19 Andreas Schwab <schwab@suse.de>
9495
9496 * configure.tgt (powerpc64-*): Fix targ_obj.
9497
99e9a495
ILT		 94982009-01-15 Ian Lance Taylor <iant@google.com>
9499
9500 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9501 local symbols when stripping all symbols.
9502
bbbfea06
CC		 95032009-01-14 Cary Coutant <ccoutant@google.com>
9504
99e9a495 9505 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9506
0f7c0701
CC		 95072009-01-14 Cary Coutant <ccoutant@google.com>
9508
9509 * archive.cc (Archive::get_elf_object_for_member): Remove call
9510 to File_read::claim_for_plugin.
9511 * descriptors.cc (Descriptors::open): Remove reference to
9512 is_claimed.
9513 (Descriptors::claim_for_plugin): Remove.
9514 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9515 (Descriptors::is_claimed): Remove.
9516 (claim_descriptor_for_plugin): Remove.
9517 * fileread.cc (File_read::claim_for_plugin): Remove.
9518 * fileread.h (File_read::claim_for_plugin): Remove.
9519 (File_read::descriptor): Reopen descriptor if necessary.
9520 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9521 (Plugin_manager::all_symbols_read): Add task parameter. Change
9522 all callers.
9523 (Plugin_manager::get_input_file): New function.
9524 (Plugin_manager::release_input_file): New function.
9525 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9526 corresponding data member.
9527 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9528 and pass to base constructor. Change all callers.
9529 (get_input_file, release_input_file): New functions.
9530 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9531 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9532 (Plugin_manager::all_symbols_read): Add task parameter.
9533 (Plugin_manager::get_input_file): New function.
9534 (Plugin_manager::release_input_file): New function.
9535 (Plugin_manager::task_): New data member.
9536 (Pluginobj::Pluginobj): Add filesize parameter.
9537 (Pluginobj::filename): New function.
9538 (Pluginobj::descriptor): New function.
9539 (Pluginobj::filesize): New function.
9540 (Pluginobj::filesize_): New data member.
9541 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9542 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9543 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9544
9545 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9546 with archive libraries.
9547 * testsuite/Makefile.in: Regenerate.
9548 * testsuite/plugin_test.c (struct sym_info): New type.
9549 (get_input_file, release_input_file): New static variables.
9550 (onload): Capture new transfer vector entries.
9551 (claim_file_hook): Stop reading at end of file according to filesize.
9552 Factor out parsing of readelf output into separate function.
9553 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9554 APIs and get the source file name from the symbol table. Convert
9555 source file name to corresponding object file name. Print info
9556 message when adding new input files.
9557 (parse_readelf_line): New function.
9558 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9559 * testsuite/plugin_test_2.sh: Likewise.
9560 * testsuite/plugin_test_3.sh: Likewise.
9561 * testsuite/plugin_test_4.sh: New test case.
9562
62a6d109
ILT		 95632009-01-07 Ian Lance Taylor <iant@google.com>
9564
9565 * version.cc (version_string): Bump to 1.8.
9566
483620e8
CC		 95672008-12-23 Cary Coutant <ccoutant@google.com>
9568
9569 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9570 * plugin.cc (Plugin_manager::finish): Rename as
9571 layout_deferred_objects. Move cleanup to separate function.
9572 (Plugin_manager::cleanup): New function.
9573 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9574 separately.
9575 * plugin.h (Plugin_manager::finish): Rename as
9576 layout_deferred_objects.
9577 (Plugin_manager::cleanup): New function.
9578 (Plugin_manager::cleanup_done): New field.
9579
d66a9eb3
CC		 95802008-12-23 Cary Coutant <ccoutant@google.com>
9581
9582 * plugin.cc (is_visible_from_outside): New function.
9583 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9584 so we don't return "IR only" status for exported symbols or -r links.
9585
9586 * testsuite/Makefile.am (plugin_test_3): New test case.
9587 * testsuite/Makefile.in: Regenerate.
9588 * testsuite/plugin_test_3.sh: New file.
9589
5995b570
CC		 95902008-12-22 Cary Coutant <ccoutant@google.com>
9591
9592 * object.cc (Sized_relobj::layout_section): New function.
9593 (Sized_relobj::do_layout): Defer layout of input sections until after
9594 plugin has provided replacement files.
9595 (Sized_relobj::do_layout_deferred_sections): New function.
9596 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9597 (Relobj::layout_deferred_sections): New function.
9598 (Relobj::do_layout_deferred_sections): New function.
9599 (Sized_relobj::do_layout_deferred_sections): New function.
9600 (Sized_relobj::layout_section): New function.
9601 (Sized_relobj::Deferred_layout): New structure.
9602 (Sized_relobj::deferred_layout_): New field.
9603 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9604 Change all callers. Layout deferred sections.
9605 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9606 references.
9607 (Plugin_hook::run): Move code from do_plugin_hook inline.
9608 (Plugin_hook::do_plugin_hook): Remove.
9609 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9610 (Plugin_manager::finish): Renamed, was cleanup.
9611 (Plugin_manager::should_defer_layout): New function.
9612 (Plugin_manager::add_deferred_layout_object): New function.
9613 (Plugin_manager::Deferred_layout_list): New type.
9614 (Plugin_manager::deferred_layout_objects_): New field.
9615 (Plugin_hook::do_plugin_hook): Remove.
9616
ee769c88
ILT		 96172008-12-17 Ian Lance Taylor <iant@google.com>
9618
9619 * options.h (class General_options): Add --no case for
9620 --export-dynamic.
9621
abc8dcba
CC		 96222008-12-16 Cary Coutant <ccoutant@google.com>
9623
9624 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9625 vector.
9626 (Plugin_manager::claim_file): Create plugin object even if
9627 plugin did not call the add_symbols callback.
9628 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9629 asking for more symbols than were added.
9630 * testsuite/Makefile.am (plugin_test_1): Add test case with
9631 no global symbols.
9632 (empty.syms): New target.
9633 * testsuite/Makefile.in: Regenerate.
9634 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9635 message. Don't call add_symbols if no globals.
9636 (all_symbols_read_hook): Don't provide replacement for empty
9637 claimed file.
9638
b0074644
ILT		 96392008-12-12 Ian Lance Taylor <iant@google.com>
9640
68943102
ILT		 9641 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9642 r_type == 0 for a local symbol with r_sym == 0.
9643 (scan_relocatable_relocs): Pass r_sym to
9644 local_non_section_strategy.
9645 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9646 r_sym parameter.
9647
b0074644
ILT		 9648 * configure.ac: Update test for TLS descriptors: they are
9649 supported as of glibc 2.9.
9650 * configure: Rebuild.
9651
c2508178
ILT		 96522008-12-11 Ian Lance Taylor <iant@google.com>
9653
9654 PR 7091
9655 * target-reloc.h (Default_scan_relocatable_relocs): For each
9656 function, map r_type == 0 to RELOC_DISCARD.
9657
2756a258
CC		 96582008-12-10 Cary Coutant <ccoutant@google.com>
9659
9660 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9661 object to override a kept COMDAT group from a plugin object.
9662
bb6f53d3
ILT		 96632008-12-09 Ian Lance Taylor <iant@google.com>
9664
fbc558e1
ILT		 9665 PR 7088
9666 * yyscript.y (file_cmd): Handle INPUT.
9667
bb6f53d3
ILT		 9668 * testsuite/initpri1.c: Change all declarations to be full
9669 prototypes by adding void, to avoid compiler warnings.
9670
4674ecfc
CC		 96712008-12-05 Rafael Avila de Espindola <espindola@google.com>
9672
9673 * options.cc (General_options::parse_plugin_opt): New.
9674 (General_options::add_plugin): The argument now is just the filename.
9675 (General_options::add_plugin_option): New.
9676 * options.h (plugin_opt): New.
9677 (add_plugin): Change argument name.
9678 (add_plugin_option): New.
9679 * plugin.cc (Plugin::load): Don't parse the plugin option.
9680 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9681 (Plugin::add_option): New.
9682 (Plugin::args_): Change type.
9683 (Plugin::filename_): New.
9684 (Plugin_manager::add_plugin_option): New.
9685 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9686 * testsuite/Makefile.in: Regenerate.
9687
fd06b4aa
CC		 96882008-12-05 Cary Coutant <ccoutant@google.com>
9689
9690 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9691 Handle --strip-lto-sections option.
9692 * options.h (strip_lto_sections): New option.
9693
6c52134c
CC		 96942008-12-01 Cary Coutant <ccoutant@google.com>
9695
9696 * plugin.cc (ld_plugin_message): Change format parameter to const.
9697 Fix mismatch between new[] and delete.
9698
a45248e0
CC		 96992008-11-14 Cary Coutant <ccoutant@google.com>
9700
9701 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9702 instead of -1U.
9703
c82fbeee
CS		 97042008-11-05 Craig Silverstein <csilvers@google.com>
9705
9706 * options.cc (General_options::parse_dynamic_list): New function.
9707 * options.h (General_options): New flags dynamic_list,
9708 dynamic_list_data, dynamic_list_cpp_new, and
9709 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9710 (General_options::in_dynamic_list): New function.
9711 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9712 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9713 (Lex::can_continue_name): Likewise.
9714 (yylex): Likewise.
9715 (read_script_file): New parameter script_options.
9716 (read_dynamic_list): New function.
9717 (Script_options::define_dynamic_list): New function.
9718 (dynamic_list_keyword_parsecodes): New variable.
9719 (dynamic_list_keywords): New variable.
9720 * script.h (Script_options::define_dynamic_list): New function
9721 prototype.
9722 (read_dynamic_list): New function prototype.
9723 * symtab.cc (strprefix): New macro.
9724 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9725 dynamic_list_data, dynamic_list_cpp_new, and
9726 dynamic_list_cpp_typeinfo.
9727 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9728 (dynamic_list_expr): New rule.
9729 (dynamic_list_nodes): Likewise.
9730 (dynamic_list_node): Likewise.
9731 * testsuite/Makefile.am (dynamic_list): New test.
9732 * testsuite/Makefile.in: Regenerated.
9733 * testsuite/dynamic_list.t: New file.
9734 * testsuite/dynamic_list.sh: New file.
9735
e0bb29a5
CS		 97362008-11-05 Craig Silverstein <csilvers@google.com>
9737
9738 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9739 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9740 (t11_last): Likewise.
9741 * testsuite/ver_test_6.c (main): Likewise.
9742
4e1e25e0
CC		 97432008-10-07 Cary Coutant <ccoutant@google.com>
9744
9745 * options.c (General_options::finalize): Add check for -static and
9746 -shared.
9747 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9748 is not empty.
9749
92f03fcb
CC		 97502008-10-02 Cary Coutant <ccoutant@google.com>
9751
9752 * plugin.cc (make_sized_plugin_object): Fix conditional
9753 compilation to work when not all targets are enabled.
9754
fbd8a257
CC		 97552008-09-29 Cary Coutant <ccoutant@google.com>
9756
9757 * archive.cc (Archive::get_file_and_offset): Use filename instead
9758 of name to get library path.
9759 (Archive::include_member): Unlock external member of a thin archive.
9760
9761 * testsuite/Makefile.am (TEST_AR): New variable.
9762 (thin_archive_test_1): New test.
9763 (thin_archive_test_2): New test.
81636b3f
CC		 9764 * testsuite/Makefile.in: Regenerate.
9765 * testsuite/thin_archive_main.cc: New file.
9766 * testsuite/thin_archive_test_1.cc: New file.
9767 * testsuite/thin_archive_test_2.cc: New file.
9768 * testsuite/thin_archive_test_3.cc: New file.
9769 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9770
eff45813
CC		 97712008-09-29 Cary Coutant <ccoutant@google.com>
9772
9773 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9774 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9775 instead of -1U.
9776 (Sized_relobj::do_finalize_local_symbols): Likewise.
9777 (Sized_relobj::map_to_kept_section): Likewise.
9778 * object.h (Sized_relobj::invalid_address): New constant.
9779 (Sized_relobj::do_output_section_offset): Check for invalid_address
9780 and return -1ULL.
9781 * output.cc (Output_reloc::local_section_offset): Use constant
9782 invalid_address instead of -1U.
9783 (Output_reloc::get_address): Likewise.
9784 (Output_section::output_address): Change -1U to -1ULL.
9785 * output.h (Output_reloc::invalid_address): New constant.
9786 * reloc.cc (Sized_relobj::write_sections): Use constant
9787 invalid_address instead of -1U.
9788 (Sized_relobj::relocate_sections): Likewise.
9789 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9790 values for merge sections.
9791 * target-reloc.h (relocate_for_relocatable): Use constant
9792 invalid_address instead of -1U.
9793
89fc3421
CC		 97942008-09-19 Cary Coutant <ccoutant@google.com>
9795
9796 Add plugin functionality for link-time optimization (LTO).
9797 * configure.ac (plugins): Add --enable-plugins option.
9798 * configure: Regenerate.
9799 * config.in: Regenerate.
9800 * Makefile.am (LIBDL): New variable.
9801 (CCFILES): Add plugin.cc.
9802 (HFILES): Add plugin.h.
9803 (ldadd_var): Add LIBDL.
9804 * Makefile.in: Regenerate.
9805
9806 * archive.cc: Include "plugin.h".
9807 (Archive::setup): Don't preread archive symbols when using a plugin.
9808 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9809 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9810 files.
9811 (Archive::include_member): Add symbols from plugin objects.
9812 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9813 * descriptors.cc (Descriptors::open): Check for file descriptors
9814 abandoned by plugins.
9815 (Descriptors::claim_for_plugin): New function.
9816 * descriptors.h (Descriptors::claim_for_plugin): New function.
9817 (Open_descriptor::is_claimed): New field.
9818 (claim_descriptor_for_plugin): New function.
9819 * fileread.cc (File_read::claim_for_plugin): New function.
9820 * fileread.h (File_read::claim_for_plugin): New function.
9821 (File_read::descriptor): New function.
9822 * gold.cc: Include "plugin.h".
9823 (queue_initial_tasks): Add task to call plugin hooks for generating
9824 new object files.
9825 * main.cc: Include "plugin.h".
9826 (main): Load plugin libraries.
9827 * object.h (Pluginobj): Declare.
9828 (Object::pluginobj): New function.
9829 (Object::do_pluginobj): New function.
9830 (Object::set_target): New function.
9831 * options.cc: Include "plugin.h".
9832 (General_options::parse_plugin): New function.
9833 (General_options::General_options): Initialize plugins_ field.
9834 (General_options::add_plugin): New function.
9835 * options.h (Plugin_manager): Declare.
9836 (General_options): Add --plugin option.
9837 (General_options::has_plugins): New function.
9838 (General_options::plugins): New function.
9839 (General_options::add_plugin): New function.
9840 (General_options::plugins_): New field.
9841 * plugin.cc: New file.
9842 * plugin.h: New file.
9843 * readsyms.cc: Include "plugin.h".
9844 (Read_symbols::do_read_symbols): Check for archive before checking
9845 for ELF file. Call plugin hooks to claim files.
9846 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9847 from a real object file; force override when processing replacement
9848 files.
9849 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9850 (Symbol::init_base_object): Likewise.
9851 (Symbol::init_base_output_data): Likewise.
9852 (Symbol::init_base_output_segment): Likewise.
9853 (Symbol::init_base_constant): Likewise.
9854 (Symbol::init_base_undefined): Likewise.
9855 (Symbol::output_section): Assert that object is not a plugin.
9856 (Symbol_table::add_from_pluginobj): New function.
9857 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9858 undefined.
9859 (Symbol_table::sized_write_globals): Likewise.
9860 (Symbol_table::add_from_pluginobj): Instantiate template.
9861 * symtab.h (Sized_pluginobj): Declare.
9862 (Symbol::in_real_elf): New function.
9863 (Symbol::set_in_real_elf): New function.
9864 (Symbol::in_real_elf_): New field.
9865 (Symbol_table::add_from_pluginobj): New function.
9866
9867 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9868 (LIBDL): New variable.
9869 (LDADD): Add LIBDL.
9870 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9871 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9872 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9873 (MOSTLYCLEANFILES): Likewise.
9874 * testsuite/Makefile.in: Regenerate.
9875 * testsuite/plugin_test.c: New file.
9876 * testsuite/plugin_test_1.sh: New file.
9877 * testsuite/plugin_test_2.sh: New file.
9878
de31bda5
ILT		 98792008-09-16 Ian Lance Taylor <iant@google.com>
9880
9c2d0ef9
ILT		 9881 * target-reloc.h (relocate_section): Check whether a symbol is
9882 defined by the ABI before reporting an undefined symbol error.
9883 * target.h (Target::is_defined_by_abi): Make parameter const.
9884 (Target::do_is_defined_by_abi): Likewise.
9885 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9886 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9887 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9888 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9889 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9890 * testsuite/Makefile.in: Rebuild.
9891
de31bda5
ILT		 9892 * fileread.cc (make_view): Add casts to avoid warning.
9893
9fa33bee
AO		 98942008-09-16 Alexandre Oliva <aoliva@redhat.com>
9895
9896 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9897 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9898
183fd0e3
AO		 98992008-09-16 Alexandre Oliva <aoliva@redhat.com>
9900
9901 * options.h (General_options::output_is_executable): New.
9902 (General_options::output_is_pie): New.
9903 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9904 for shared libraries.
9905 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9906
7be8330a
CD		 99072008-09-11 Chris Demetriou <cgd@google.com>
9908
9909 * options.h (origin): New -z option.
9910 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9911 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9912 in DT_FLAGS_1.
9913
a9caad02
CC		 99142008-09-05 Cary Coutant <ccoutant@google.com>
9915
9916 * fileread.cc (File_read::make_view): Add check for attempt to map
9917 beyond end of file.
9918
ae6dce4d
CC		 99192008-09-05 Cary Coutant <ccoutant@google.com>
9920
9921 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9922 explicit instantiations.
9923
d7ab2a47
KVH		 99242008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9925
9926 PR gold/6858
9927 * options.cc (General_options::finalize): Allow undefined symbols
9928 in shlibs if linking -shared.
9929
9930 PR gold/6859
9931 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9932 symbols as not needing a dynsym entry.
9933
1e52a9c1
CS		 99342008-08-20 Craig Silverstein <csilvers@google.com>
9935
9936 * fileread.cc (File_read::open): Do not lock the file unless it
9937 was successfully opened.
9938
d85c80a3
CC		 99392008-08-14 Cary Coutant <ccoutant@google.com>
9940
9941 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9942 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9943 * testsuite/tls_test.cc (struct int128): 128-bit struct
9944 for testing TLS relocs with non-zero addend.
9945 (v12): New TLS variable.
9946 (t12): New test.
9947 (t_last): Add check for v12.
9948 * testsuite/tls_test.h (t12): New function.
9949 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9950
2d924fd9
ILT		 99512008-08-13 Ian Lance Taylor <iant@google.com>
9952
9953 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9954 set tls_segment_ or relro_segment_.
9955 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9956 when appropriate.
9957 * output.h (Output_section::clear_is_relro): New function.
9958 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9959 sections specially even when output_data_ is empty.
9960 (Output_segment::maximum_alignment): When first section is relro,
9961 only force alignment for PT_LOAD segments.
9962 * script.cc (script_data_segment_align): New function.
9963 (script_data_segment_relro_end): New function.
9964 * script-c.h (script_data_segment_align): Declare.
9965 (script_data_segment_relro_end): Declare.
9966 * script-sections.h (class Script_sections): Declare
9967 data_segment_align and data_segment_relro_end. Add fields
9968 segment_align_index_ and saw_relro_end_.
9969 * script-sections.cc (class Sections_element): Add set_is_relro
9970 virtual function. Add new bool* parameter to place_orphan_here.
9971 Add get_output_section virtual function.
9972 (class Output_section_definition): Add set_is_relro. Add new
9973 bool* parameter to place_orphan_here. Add get_output_section.
9974 Add is_relro_ field.
9975 (Output_section_definition::Output_section_definition): Initialize
9976 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9977 and is_relro_ fields.
9978 (Output_section_definition::place_orphan_here): Add is_relro
9979 parameter.
9980 (Output_section_definition::set_section_addresses): Set relro for
9981 output section.
9982 (Output_section_definition::alternate_constraint): Likewise.
9983 (class Orphan_output_section): Add new bool* parameter to
9984 place_orphan_here. Add get_output_section.
9985 (Orphan_output_section::place_orphan_here): Add is_relro
9986 parameter.
9987 (Script_sections::Script_sections): Initialize
9988 data_segment_align_index_ and saw_relro_end_.
9989 (Script_sections::data_segment_align): New function.
9990 (Script_sections::data_segment_relro_end): New function.
9991 (Script_sections::place_orphan): Set or clear is_relro.
9992 (Script_sections::set_section_addresses): Force alignment of first
9993 TLS section.
9994 * yyscript.y (exp): Call script_data_segment_align and
9995 script_data_segment_relro_end.
9996 * testsuite/relro_script_test.t: New file.
9997 * testsuite/relro_test.cc (using_script): Declare.
9998 (t1, t2): Test using_script.
9999 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10000 (relro_script_test_SOURCES): Define.
10001 (relro_script_test_DEPENDENCIES): Define.
10002 (relro_script_test_LDFLAGS): Define.
10003 (relro_script_test_LDADD): Define.
10004 (relro_script_test.so): New target.
10005 * testsuite/Makefile.in: Rebuild.
10006
f827c9a9
CC		 100072008-08-06 Cary Coutant <ccoutant@google.com>
10008
10009 * archive.cc (Archive::total_archives, Archive::total_members)
10010 (Archive::total_members_loaded): New variables.
10011 (Archive::setup): Add parameter. Add option to preread
10012 archive symbols.
10013 (Archive::read_armap): Add counter.
10014 (Archive::get_file_and_offset): New function.
10015 (Archive::get_elf_object_for_member): New function.
10016 (Archive::read_all_symbols): New function.
10017 (Archive::read_symbols): New function.
10018 (Archive::add_symbols): Add counters.
10019 (Archive::include_all_members): Use armap to find members if it's
10020 already built.
10021 (Archive::include_member): Skip reading symbols if already read.
10022 Factored code into Archive::get_file_and_offset and
10023 Archive::get_elf_object_for_member. Changed call to
10024 Mapfile::report_include_archive_member.
10025 (Archive::print_stats): New function.
10026 * archive.h: Declare Object and Read_symbols_data classes.
10027 (Archive::Archive): Add initializers for new members.
10028 (Archive::setup): Add parameter.
10029 (Archive::print_stats): New function.
10030 (Archive::total_archives, Archive::total_members)
10031 (Archive::total_members_loaded): New variables.
10032 (Archive::get_file_and_offset): New function.
10033 (Archive::get_elf_object_for_member): New function.
10034 (Archive::read_all_symbols): New function.
10035 (Archive::read_symbols): New function.
10036 (Archive::Archive_member): New class.
10037 (Archive::members_): New member.
10038 (Archive::num_members_): New member.
10039 * main.cc: Include archive.h.
10040 (main): Call Archive::print_stats.
10041 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10042 archive parameter; member_name is now the fully-decorated name.
10043 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10044 * options.h: (General_options): Add --preread-archive-symbols option.
10045 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10046 Archive::setup.
10047
de4c45bd
ILT		 100482008-08-04 Ian Lance Taylor <iant@google.com>
10049
10050 * symtab.h (Symbol::use_plt_offset): New function.
10051 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10052 * powerpc.cc (Relocate::relocate): Likewise.
10053 * sparc.cc (Relocate::relocate): Likewise.
10054 * x86_64.cc (Relocate::relocate): Likewise.
10055 * testsuite/weak_plt.sh: New test.
10056 * testsuite/weak_plt_main.cc: New test.
10057 * testsuite/weak_plt_shared.cc: New test.
10058 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10059 (check_PROGRAMS): Add weak_plt.
10060 (check_DATA): Add weak_plt_shared.so.
10061 (weak_plt_main_pic.o, weak_plt): New targets.
10062 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10063 * testsuite/Makefile.in: Rebuild.
10064
10065 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10066 gcctestdir/ld.
10067 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10068 * testsuite/Makefile.in: Rebuild.
10069
323ee3f4
AM		 100702008-08-04 Alan Modra <amodra@bigpond.net.au>
10071
10072 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10073 * Makefile.in: Regenerate.
10074 * po/POTFILES.in: Regenerate.
10075
7c07ecec
ILT		 100762008-07-29 Ian Lance Taylor <iant@google.com>
10077
10078 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10079 symbols before other symbols.
10080 * testsuite/script_test_2.cc (test_addr): Declare.
10081 (test_addr_alias): Declare.
10082 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10083 values.
7c07ecec
ILT		 10084 * testsuite/script_test_2.t: Define test_addr_alias and
10085 test_addr.
10086
5778530e
ILT		 100872008-07-24 Ian Lance Taylor <iant@google.com>
10088
2a00e4fb
ILT		 10089 PR 5990
10090 * descriptors.cc: New file.
10091 * descriptors.h: New file.
10092 * gold-threads.h (class Hold_optional_lock): New class.
10093 * fileread.cc: Include "descriptors.h".
10094 (File_read::~File_read): Release descriptor rather than closing
10095 it.
10096 (File_read::open) [file]: Call open_descriptor rather than open.
10097 Set is_descriptor_opened_.
10098 (File_read::open) [memory]: Assert that descriptor is not open.
10099 (File_read::reopen_descriptor): New function.
10100 (File_read::release): Release descriptor.
10101 (File_read::do_read): Make non-const. Reopen descriptor.
10102 (File_read::read): Make non-const.
10103 (File_read::make_view): Reopen descriptor.
10104 (File_read::do_readv): Likewise.
10105 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10106 Update declarations.
10107 * layout.cc: Include "descriptors.h".
10108 (Layout::create_build_id): Use open_descriptor rather than open.
10109 * output.cc: Include "descriptors.h".
10110 (Output_file::open): Use open_descriptor rather than open.
10111 * archive.cc (Archive::const_iterator): Change Archive to be
10112 non-const.
10113 (Archive::begin, Archive::end): Make non-const.
10114 (Archive::count_members): Likewise.
10115 * archive.h (class Archive): Update declarations.
10116 * object.h (Object::read): Make non-const.
10117 * Makefile.am (CCFILES): Add descriptors.cc.
10118 (HFILES): Add descriptors.h.
10119 * Makefile.in: Rebuild.
10120
801647d1
ILT		 10121 PR 6716
10122 * gold.h: Always include <clocale>. Add Solaris workarounds
10123 following code in binutils/sysdep.h.
10124
5edd166e
ILT		 10125 PR 6048
10126 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10127 this->eh_frame_hdr_ is NULL before using it.
10128
c89ad728
ILT		 10129 * dynobj.cc (Versions::Versions): Update comment.
10130
aa86f06b
ILT		 10131 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10132 the base version name.
10133
5778530e
ILT		 10134 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10135 array size plus one.
10136 (Stringpool_template::set_string_offsets): Subtract one from key
10137 before using it as an array index.
10138 (Stringpool_template::get_offset_with_length): Likewise.
10139 (Stringpool_template::write_to_buffer): Likewise.
10140 * stringpool.h (Stringpool_template::get_offset_from_key):
10141 Likewise.
10142
057ead22
ILT		 101432008-07-23 Ian Lance Taylor <iant@google.com>
10144
7f649c59
ILT		 10145 PR 6658
10146 * object.h (Merged_symbol_value::value): Do our best to handle a
10147 negative addend.
10148
057ead22
ILT		 10149 PR 6647
10150 * script.cc (Version_script_info::get_versions): Don't add empty
10151 version tag to return value.
10152 (Version_script_info::get_symbol_version_helper): Change return
10153 type to bool. Add pversion parameter. Change all callers.
10154 (script_register_vers_node): Don't require a non-NULL tag.
10155 * script.h (class Version_script_info): Update declarations.
10156 (Version_script_info::get_symbol_version): Change return type to
10157 bool. Add version parameter. Change all callers.
10158 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10159 handling. Handle an empty version from a version script.
10160 (Symbol_table::define_special_symbol): Likewise.
10161 * testsuite/ver_test_10.script: New file.
10162 * testsuite/ver_test_10.sh: New file.
10163 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10164 (check_DATA): Add ver_test_10.syms.
10165 (ver_test_10.syms, ver_test_10.so): New target.
10166 * testsuite/Makefile.in: Rebuild.
10167
58e54ac2
CD		 101682008-07-23 Simon Baldwin <simonb@google.com>
10169
10170 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10171 to zero for undefined symbols from dynamic libraries.
10172
95d14cd3
ILT		 101732008-07-23 Ian Lance Taylor <iant@google.com>
10174
10175 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10176 Change all callers.
10177 * symtab.h (class Symbol_table): Update declaration.
10178 * testsuite/ver_test_9.cc: New file.
10179 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10180 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10181 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10182 (ver_test_9.so, ver_test_9.o): New targets.
10183 * testsuite/Makefile.in: Rebuild.
10184
92de84a6
ILT		 101852008-07-22 Ian Lance Taylor <iant@google.com>
10186
34810851
ILT		 10187 * options.h (class General_options): Define --check-sections.
10188 * layout.cc (Layout::set_segment_offsets): Handle
10189 --check-sections.
10190
af6156ef
ILT		 10191 * options.h (class General_options): Define -n/--nmagic and
10192 -N/--omagic.
10193 * options.cc (General_options::finalize): For -n/--nmagic or
10194 -N/--omagic, set -static.
10195 * layout.cc (Layout::attach_allocated_section_to_segment): If
10196 -N/--omagic, don't put read-only and read-write sections in
10197 different segments.
10198 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10199 finding a read-only segment.
10200 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10201 don't set the minimum segment alignment to the common page size,
10202 and don't set the file offset to the address modulo the page size.
10203 * script-sections.cc (Script_sections::create_segments): If
10204 -n/--omagic, don't put read-only and read-write sections in
10205 different segments.
10206
92de84a6
ILT		 10207 * cref.cc: New file.
10208 * cref.h: New file.
10209 * options.h (class General_options): Add --print-symbol-counts.
10210 * main.cc (main): Issue defined symbol report if requested.
10211 * archive.cc (Archive::interpret_header): Make into a const member
10212 function.
10213 (Archive::add_symbols): Call Input_objects::archive_start and
10214 archive_stop.
10215 (Archive::const_iterator): Define new class.
10216 (Archive::begin, Archive::end): New functions.
10217 (Archive::include_all_members): Rewrite to use iterator.
10218 (Archive::count_members): New function.
10219 * archive.h (class Archive): Update declarations.
10220 (Archive::filename): New function.
10221 * object.cc: Include "cref.h".
10222 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10223 (Sized_relobj::do_get_global_symbol_counts): New function.
10224 (Input_objects::add_object): Add object to cross-referencer.
10225 (Input_objects::archive_start): New function.
10226 (Input_objects::archive_stop): New function.
10227 (Input_objects::print_symbol_counts): New function.
10228 * object.h: Declare Cref and Archive.
10229 (Object::get_global_symbol_counts): New function.
10230 (Object::do_get_global_symbol_counts): New pure virtual function.
10231 (class Sized_relobj): Add defined_count_ field. Update
10232 declarations.
10233 (class Input_objects): Add cref_ field. Update constructor.
10234 Update declarations.
10235 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10236 defined_count_.
10237 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10238 symbol counts.
10239 (Sized_dynobj::do_get_global_symbol_counts): New function.
10240 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10241 defined_count_. Update declarations. Define Symbols typedef.
10242 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10243 parameter. Change all callers.
10244 (Symbol_table::add_from_dynobj): Add sympointers and defined
10245 parameters. Change all callers.
10246 * symtab.h (class Symbol_table): Update declarations.
10247 * Makefile.am (CCFILES): Add cref.cc.
10248 (HFILES): Add cref.h.
10249 * Makefile.in: Rebuild.
10250
3f7c5e1d
CD		 102512008-07-22 Simon Baldwin <simonb@google.com>
10252
10253 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10254 to zero when writing undefined symbols.
10255
e0b64032
ILT		 102562008-07-22 Ian Lance Taylor <iant@google.com>
10257
10258 * output.cc (Output_section::add_input_section): Don't try to
10259 merge empty merge sections.
10260
096b02cf
CS		 102612008-07-21 Craig Silverstein <csilvers@google.com>
10262
10263 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10264 Include symbol version in error message.
cd536b21 10265
1d1f116d
CD		 102662008-07-20 Chris Demetriou <cgd@google.com>
10267
cd536b21 10268 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10269 (RANDOM_SEED_CFLAGS): New substituted variable.
10270 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10271 * configure: Rebuild.
10272 * Makefile.in: Likewise.
10273 * testsuite/Makefile.in: Likewise.
10274
a18f591e
ILT		 102752008-07-18 Ian Lance Taylor <iant@google.com>
10276
10277 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10278 where we see NAME/NULL and NAME/VERSION as separate symbols.
10279 * testsuite/ver_test_main.cc (main): Call t4.
10280 (t4, t4_2a): Define.
10281 * testsuite/ver_test_2.cc (t4_2): Define.
10282 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10283 * testsuite/ver_test_4.cc (t4_2a): Define.
10284 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10285 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10286
c6e3f6ed
ILT		 102872008-07-17 Ian Lance Taylor <iant@google.com>
10288
10289 * dynobj.cc (Versions::add_def): If we give an error about a
10290 missing version, go ahead and create the version anyhow.
10291
ef9beddf
ILT		 102922008-07-10 Ian Lance Taylor <iant@google.com>
10293
10294 Handle output sections with more than 0x7fffffff bytes.
10295 * object.h (class Relobj): Change map_to_output_ to
10296 output_sections_, and just keep a section pointer. Change all
10297 uses. Move comdat group support to Sized_relobj.
10298 (Relobj::is_section_specially_mapped): Remove.
10299 (Relobj::output_section): Remove poff parameter. Change all
10300 callers.
10301 (Relobj::output_section_offset): New function.
10302 (Relobj::set_section_offset): Rewrite.
10303 (Relobj::map_to_output): Remove.
10304 (Relobj::output_sections): New function.
10305 (Relobj::do_output_section_offset): New pure virtual function.
10306 (Relobj::do_set_section_offset): Likewise.
10307 (class Sized_relobj): Add section_offsets_ field. Add comdat
10308 group support from Relobj. Update declarations.
10309 (Sized_relobj::get_output_section_offset): New function.
10310 (Sized_relobj::do_output_section_offset): New function.
10311 (Sized_relobj::do_set_section_offset): New function.
10312 * object.cc (Relobj::output_section_address): Remove.
10313 (Sized_relobj::Sized_relobj): Initialize new fields.
10314 (Sized_relobj::include_section_group): Cast find_kept_object to
10315 Sized_relobj.
10316 (Sized_relobj::include_linkonce_section): Likewise.
10317 (Sized_relobj::do_layout): Use separate arrays for output section
10318 and output offset.
10319 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10320 output_sections.
10321 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10322 output_sections and section_offsets.
10323 (Sized_relobj::write_local_symbols): Likewise.
10324 (map_to_kept_section): Compute output address directly.
10325 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10326 output_sections and section_offsets.
10327 (Sized_relobj::write_sections): Likewise.
10328 (Sized_relobj::relocate_sections): Likewise.
10329 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10330 * output.h (class Output_reloc): Update declarations. Change
10331 u2_.relobj to Sized_relobj*.
10332 (class Output_data_reloc): Change add functions to use
10333 Sized_relobj*.
10334 * output.cc (Output_reloc::Output_reloc): Change relobj to
10335 Sized_relobj*.
10336 (Output_reloc::local_section_offset): Change return type to
10337 Elf_Addr. Use get_output_section_offset.
10338 (Output_reloc::get_address): Likewise.
10339 (Output_section::is_input_address_mapped): Don't call
10340 is_section_specially_mapped.
10341 (Output_section::output_offset): Likewise.
10342 (Output_section::output_address): Likewise.
10343 (Output_section::starting_output_address): Likewise.
10344 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10345 parameter to Sized_relobj*.
10346 (Copy_relocs::need_copy_reloc): Likewise.
10347 (Copy_relocs::save): Likewise.
10348 * copy-relocs.h (class Copy_relocs): Update declarations.
10349 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10350 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10351 * target-reloc.h (relocate_for_relocatable): Change
10352 offset_in_output_section type to Elf_Addr. Change code that uses
10353 it as well.
10354 * layout.cc (Layout::layout): Always set *off.
10355 * mapfile.cc (Mapfile::print_input_section): Use
10356 output_section_offset.
10357 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10358 Sized_relobj*.
10359 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10360 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10361 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10362
5cb66f97
ILT		 103632008-07-03 Ian Lance Taylor <iant@google.com>
10364
10365 * layout.cc (Layout::include_section): Do not discard unrecognized
10366 SHT_STRTAB sections.
10367
afe47622
CS		 103682008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10369
10370 * script.cc (Lex::can_continue_name): Make '?' allowable in
10371 version-script names.
10372 * testsuite/version_script.map: Change glob pattern to use '?'
10373
5adf9721
ILT		 103742008-06-30 Manish Singh <yosh@gimp.org>
10375
10376 PR 6585
10377 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10378 Correct typo.
10379
e6fde208
ILT		 103802008-06-30 Ian Lance Taylor <iant@google.com>
10381
10382 PR 6660
10383 PR 6682
10384 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10385 versions]: Don't try to read the value in the contents, since we
10386 don't use it. Use the template endianness when writing.
10387
3f2e6a2d
CC		 103882008-06-25 Cary Coutant <ccoutant@google.com>
10389
10390 * fileread.cc (File_read::make_view): Assert on zero-length view.
10391 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10392 symbol table when there are no symbols to read.
10393
c43d3a48
CS		 103942008-06-23 Craig Silverstein <csilvers@google.com>
10395
10396 * version.cc (version_string): Bump to 1.7
10397
5f494ea0
CS		 103982008-06-18 Craig Silverstein <csilvers@google.com>
10399
10400 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10401 constant 0xFFFF to type Valtype.
10402 (Powerpc_relocate_functions::rel16_ha): Likewise.
10403
c42e122e
ILT		 104042008-06-17 Ian Lance Taylor <iant@google.com>
10405
f34787f8
ILT		 10406 * output.h (Output_section::Input_section): Initialize p2align_ to
10407 zero for Output_section_data constructors.
10408 (Output_section::Input_section::addralign): If not an input
10409 section, return the alignment of the Output_section_data.
10410 * testsuite/copy_test.cc: New file.
10411 * testsuite/copy_test_1.cc: New file.
10412 * testsuite/copy_test_2.cc: New file.
10413 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10414 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10415 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10416 (copy_test_1_pic.o, copy_test_1.so): New targets.
10417 (copy_test_2_pic.o, copy_test_2.so): New targets.
10418 * testsuite/Makefile.in: Rebuild.
10419
c42e122e
ILT		 10420 * script-sections.cc (Script_sections::place_orphan): Initialize
10421 local variable exact.
10422
ce3ac18a
DE		 104232008-06-13 David Edelsohn <edelsohn@gnu.org>
10424
10425 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10426
42cacb20
DE		 104272008-06-12 David Edelsohn <edelsohn@gnu.org>
10428 David S. Miller <davem@davemloft.net>
10429
10430 * powerpc.cc: New file.
10431 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10432 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10433 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10434 * Makefile.in: Rebuild.
10435
7b308235
ILT		 104362008-06-09 Ian Lance Taylor <iant@google.com>
10437
10438 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10439 <exception>.
10440 (throwing, orig_terminate): New static variables.
10441 (terminate_handler): New static function.
10442 (t2): Set terminate handler.
10443
f0b886e3
ILT		 104442008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10445
10446 PR 6584
cd536b21 10447 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10448 alignment.
10449
3e90f135
CC		 104502008-05-30 Cary Coutant <ccoutant@google.com>
10451
10452 * archive.cc (Archive::include_all_members) Correct to step
10453 over symbol table and extended name table in thin archives.
10454
e09ad04a
ILT		 104552008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10456
10457 PR 6407
10458 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10459 calculation.
10460
62b01cb5
ILT		 104612008-05-28 Caleb Howe <cshowe@google.com>
10462
10463 * reduced_debug_output.cc: New file.
10464 * reduced_debug_output.h: New file.
92de84a6 10465 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10466 * options.cc (General_options::finalize): Add strip_debug_non_line
10467 to the strip heirarchy.
10468 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10469 fields.
10470 * layout.cc: Include "reduced_debug_output.h".
10471 (Layout::Layout): Initialize new fields.
10472 (line_only_debug_sections): New static array.
10473 (is_lines_only_debug_sections): New static inline function.
10474 (Layout::include_section): Handle --strip-debug-non-line.
10475 (Layout::make_output_section): If --strip-debug-non-line, build
10476 new output sections for .debug_abbrev and .debug_info.
10477 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10478 gold. Warn about possible overflow.
10479 (read_signed_LEB_128): Likewise.
10480 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10481 (read_signed_LEB_128): Declare.
10482 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10483 (HFILES): Add reduced_debug_output.h.
10484 * Makefile.in: Rebuild.
10485
7d9e3d98
ILT		 104862008-05-21 Ian Lance Taylor <iant@google.com>
10487
10488 * mapfile.cc: New file.
10489 * mapfile.h: New file.
10490 * options.h (class General_options): Add -M/--print-map and -Map.
10491 * options.cc (General_options::finalize): Make -M equivalent to
10492 -Map -.
10493 * main.cc: Include <cstdio> and "mapfile.h".
10494 (main): Open mapfile if requested.
10495 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10496 constructor. Change caller.
10497 (queue_initial_tasks): Add mapfile parameter. Change caller.
10498 (queue_middle_tasks): Likewise.
10499 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10500 declarations.
10501 * archive.cc: Include "mapfile.h".
10502 (Archive::add_symbols): Add mapfile parameter. Change all
10503 callers. Pass mapfile, symbol, and reason to include_member.
10504 (Archive::include_all_members): Add mapfile parameter. Change all
10505 callers.
10506 (Archive::include_member): Add mapfile, sym, and why parameters.
10507 Change all callers. Report inclusion to map file.
10508 * archive.h: Include "fileread.h".
10509 (class Archive): Update declarations.
10510 (Archive::file): New const method.
10511 (class Add_archive_symbols): Add mapfile_ field. Update
10512 constructor. Change all callers.
10513 * readsyms.h (class Read_symbols): Likewise.
10514 (class Finish_group): Likewise.
10515 (class Read_script): Likewise.
10516 * common.cc: Include "mapfile.h".
10517 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10518 all callers.
10519 (Symbol_table::do_allocate_commons): Likewise.
10520 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10521 symbol allocation to mapfile.
10522 * common.h (class Allocate_commons_task): Add mapfile_ field.
10523 Update constructor. Change all callers.
10524 * symtab.h (class Symbol_table): Update declarations.
10525 * layout.cc: Include "mapfile.h".
10526 (Layout_task_runner::run): Print information to mapfile.
10527 (Layout::create_gold_note): Change Output_data_fixed_space to
10528 Output_data_zero_fill.
10529 (Layout::create_build_id): Likewise.
10530 (Layout::print_to_mapfile): New function.
10531 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10532 constructor. Change caller.
10533 (class Layout): Declare print_to_mapfile.
10534 * output.cc (Output_section::Input_section::print_to_mapfile): New
10535 function.
10536 (Output_section::add_input_section): If producing a map, always
10537 add to input_sections_ list.
10538 (Output_section::do_print_to_mapfile): New function.
10539 (Output_segment::print_sections_to_mapfile): New function.
10540 (Output_segment::print_section_list_to_mapfile): New function.
10541 * output.h: Include "mapfile.h".
10542 (Output_data::print_to_mapfile): New function.
10543 (Output_data::do_print_to_mapfile): New virtual function.
10544 (Output_segment_headers::do_print_to_mapfile): New function.
10545 (Output_file_header::do_print_to_mapfile): New function.
10546 (Output_data_const::do_print_to_mapfile): New function.
10547 (class Output_data_const_buffer): Add map_name_ field. Update
10548 constructor. Change all callers. Add do_print_to_mapfile
10549 function.
10550 (class Output_data_fixed_space): Likewise.
10551 (class Output_data_space): Likewise.
10552 (class Output_data_zero_fill): New class.
10553 (Output_data_strtab::do_print_to_mapfile): New function.
10554 (Output_data_reloc_base::do_print_to_mapfile): New function.
10555 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10556 (Output_data_group::do_print_to_mapfile): New function.
10557 (Output_data_got::do_print_to_mapfile): New function.
10558 (Output_data_dynamic::do_print_to_mapfile): New function.
10559 (Output_symtab_xindex::do_print_to_mapfile): New function.
10560 (class Output_section): Declare do_print_to_mapflie. Declare
10561 print_to_mapfile in Input_section.
10562 (class Output_segment): Declare new functions.
10563 * object.h (Sized_relobj::symbol_count): New function.
10564 * script-sections.cc
10565 (Output_section_element_dot_assignment::set_section_addresses):
10566 Change Output_data_fixed_space to Output_data_zero_fill.
10567 (Output_data_expression::do_print_to_mapfile): New function.
10568 * script.cc (read_input_script): Add mapfile parameter. Change
10569 all callers.
10570 * script.h (read_input_script): Update declaration.
10571 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10572 (Eh_frame::do_print_to_mapfile): New function.
10573 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10574 (Output_merge_string::do_print_to_mapfile): New function.
10575 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10576 function.
10577 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10578 function.
10579 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10580 function.
10581 * Makefile.am (CCFILES): Add mapfile.cc.
10582 (HFILES): Add mapfile.h.
10583 * Makefile.in: Rebuild.
10584
9f1d377b
ILT		 105852008-05-19 Ian Lance Taylor <iant@google.com>
10586
10587 * options.h (class General_options): Add -z relro.
10588 * layout.cc (Layout::Layout): Initialize relro_segment_.
10589 (Layout::add_output_section_data): Return the output section.
10590 (Layout::make_output_section): Rcognize relro sections and mark
10591 them appropriately.
10592 (Layout::attach_allocated_section_to_segment): Put relro sections
10593 in a PT_GNU_RELRO segment.
10594 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10595 section as relro.
10596 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10597 PT_TLS segments.
10598 (Layout::linkonce_mapping): Map d.rel.ro.local to
10599 .data.rel.ro.local.
10600 (Layout::output_section_name): Us .data.rel.ro.local for any
10601 section which begins with that.
10602 * layout.h (class Layout): Update add_output_section_data
10603 declaration. Add relro_segment_ field.
10604 * output.cc (Output_section::Output_section): Initialize is_relro_
10605 and is_relro_local_ fields.
10606 (Output_segment::add_output_section): Group relro sections.
10607 (Output_segment::is_first_section_relro): New function.
10608 (Output_segment::maximum_alignment): If there is a relro section,
10609 align the segment to the common page size.
10610 (Output_segment::set_section_addresses): Track whether we are
10611 looking at relro sections. If the last section is a relro
10612 section, align to the common page size.
10613 (Output_segment::set_section_list_addresses): Add in_relro
10614 parameter. Change all callers. Align to the page size when
10615 moving from relro to non-relro section.
10616 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10617 segment.
10618 * output.h (class Output_section): Add is_relro_ and
10619 is_relro_local_ fields.
10620 (Output_section::is_relro): New function.
10621 (Output_section::set_is_relro): New function.
10622 (Output_section::is_relro_local): New function.
10623 (Output_section::set_is_relro_local): New function.
10624 (class Output_segment): Update declarations.
10625 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10626 * sparc.cc (Target_sparc::got_section): Likewise.
10627 * x86_64.cc (Target_x86_64::got_section): Likewise.
10628 * testsuite/relro_test_main.cc: New file.
10629 * testsuite/relro_test.cc: New file.
10630 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10631 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10632 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10633 (relro_test.so, relro_test_pic.o): New targets.
10634 * testsuite/Makefile.in: Rebuild.
10635
a984ee1d
ILT		 106362008-05-16 Ian Lance Taylor <iant@google.com>
10637
01676dcd
ILT		 10638 * output.cc (Output_segment::add_output_section): Remove front
10639 parameter.
10640 * output.h (class Output_segment): Remove
10641 add_initial_output_section and overloaded add_output_section.
10642 Update declaration of remaining add_output_section.
10643 * layout.cc (Layout::create_interp): Call add_output_section
10644 rather than add_initial_output_section.
10645 (Layout::finish_dynamic_section): Likewise.
10646
497897f9
ILT		 10647 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10648 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10649 know the dynamic type.
10650 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10651 field. Initialize it in constructor.
10652 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10653 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10654 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10655 reloc.
10656
a984ee1d
ILT		 10657 * output.cc (Output_reloc::get_address): Change return type to
10658 Elf_Addr.
10659 * output.h (class Output_reloc): Update get_address declaration.
10660 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10661 for section addresses.
10662
55ba0940
ILT		 106632008-05-09 Ian Lance Taylor <iant@google.com>
10664
10665 PR 6493
10666 * gold.cc (gold_nomem): Use return value of write.
10667
75517b77
ILT		 106682008-05-08 Ian Lance Taylor <iant@google.com>
10669
10670 * symtab.c (Symbol::init_base_output_data): Add version
10671 parameter. Change all callers.
10672 (Symbol::init_base_output_segment): Likewise.
10673 (Symbol::init_base_constant): Likewise.
10674 (Symbol::init_base_undefined): Likewise.
10675 (Sized_symbol::init_output_data): Likewise.
10676 (Sized_symbol::init_output_segment): Likewise.
10677 (Sized_symbol::init_constant): Likewise.
10678 (Sized_symbol::init_undefined): Likewise.
10679 (Symbol_table::do_define_in_output_data): If the new symbol has a
10680 version, mark it as the default.
10681 (Symbol_table::do_define_in_output_segment): Likewise.
10682 (Symbol_table::do_define_as_constant): Likewise.
10683 * symtab.h (class Symbol): Update declarations.
10684 (class Sized_symbol): Likewise.
10685 * resolve.cc (Symbol::override_version): New function.
c42e122e 10686 (Symbol::override_base): Call override_version.
75517b77
ILT		 10687 (Symbol::override_base_with_special): Likewise.
10688 * testsuite/ver_script_8.script: New file.
10689 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10690 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10691 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10692 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10693
f1f70eae
ILT		 106942008-05-06 Ian Lance Taylor <iant@google.com>
10695
f3e9c5c5
ILT		 10696 PR 6049
10697 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10698 functions.
10699 (class General_options): Remove existing --undefined, and add
10700 --no-undefined instead. Add new --undefined as synonym for -u.
10701 * archive.cc (Archive::add_symbols): Check whether symbol was
10702 named with -u.
10703 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10704 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10705 all uses. Add IS_UNDEFINED. Update declarations to split
10706 different versions of init_base. Declare init_base_undefined.
10707 (Symbol::is_defined): Handle IS_UNDEFINED.
10708 (Symbol::is_undefined): Likewise.
10709 (Symbol::is_weak_undefined): Call is_undefined.
10710 (Symbol::is_absolute): Handle IS_CONSTANT.
10711 (class Sized_symbol): Update declarations to split different
10712 versions of init. Declare init_undefined.
10713 (class Symbol_table): Declare new functions.
10714 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10715 Change all callers.
10716 (Symbol::init_base_output_data): Likewise.
10717 (Symbol::init_base_output_segment): Likewise.
10718 (Symbol::init_base_constant): Likewise.
10719 (Symbol::init_base_undefined): New function.
10720 (Sized_symbol::init_object): Rename from init. Change all
10721 callers.
10722 (Sized_symbol::init_output_data): Likewise.
10723 (Sized_symbol::init_output_segment): Likewise.
10724 (Sized_symbol::init_constant): Likewise.
10725 (Sized_symbol::init_undefined): New function.
10726 (Symbol_table::add_undefined_symbols_from_command_line): New
10727 function.
10728 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10729 function.
10730 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10731 (Symbol::output_section): Likewise.
10732 (Symbol::set_output_section): Likewise.
10733 (Symbol_table::sized_finalize_symbol): Likewise.
10734 (Symbol_table::sized_write_globals): Likewise.
10735 * resolve.cc (Symbol_table::should_override): Likewise.
10736 (Symbol::override_base_with_special): Likewise.
10737
8bdcdf2c
ILT		 10738 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10739 symbol, change it to have default visibility.
10740 * testsuite/protected_1.cc: New file.
10741 * testsuite/protected_2.cc: New file.
10742 * testsuite/protected_3.cc: New file.
10743 * testsuite/protected_main_1.cc: New file.
10744 * testsuite/protected_main_2.cc: New file.
10745 * testsuite/protected_main_3.cc: New file.
10746 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10747 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10748 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10749 (protected_1.so): New target.
10750 (protected_1_pic.o, protected_2_pic.o): New targets.
10751 (protected_3_pic.o): New target.
10752 (check_PROGRAMS): Add protected_2.
10753 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10754 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10755 * testsuite/Makefile.in: Rebuild.
10756
2b706932
ILT		 10757 * options.h (DEFINE_var): Add set_user_set_##varname__.
10758 (DEFINE_bool_alias): New macro.
10759 (class General_options): Define -Bstatic using DEFINE_bool_alias
10760 rather than DEFINE_special. Add --undefined as an alias for -z
10761 defs.
10762 * options.cc (General_options::parse_Bstatic): Remove.
10763
d82a5bcc
ILT		 10764 * options.h (class General_options): Add --fatal-warnings.
10765 * main.cc (main): Implement --fatal-warnings.
10766 * errors.h (Errors::warning_count): New function.
10767
f1f70eae
ILT		 10768 * options.h (class General_options): Add -Bsymbolic-functions.
10769 * symtab.h (Symbol::is_preemptible): Check for
10770 -Bsymbolic-functions.
10771
8825ac63
ILT		 107722008-05-05 Ian Lance Taylor <iant@google.com>
10773
d98bc257
ILT		 10774 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10775 as noVARNAME rather than no-VARNAME.
10776 (class General_options): Add option -z combreloc.
10777 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10778 get_address.
10779 (Output_reloc::sort_before) [SHT_REL]: New function.
10780 (Output_reloc::sort_before) [SHT_RELA]: New function.
10781 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10782 Sort_relocs_comparison.
10783 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10784 parameter. Change all callers.
10785 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10786 sort_relocs parameter. Change all callers.
10787 * output.cc (Output_reloc::get_address): New function, broken out
10788 of write_rel.
10789 (Output_reloc::write_rel): Call it.
10790 (Output_reloc::compare): New function.
10791 (Output_data_reloc_base::do_write): Optionally sort relocs.
10792
60b2b4e7
ILT		 10793 * configure.ac: If targ_extra_obj is set, link it in.
10794 * configure.tgt: Initialize all variables.
10795 (x86_64*): Set targ_extra_obj and targ_extra_size.
10796 * configure: Rebuild.
10797
8825ac63
ILT		 10798 * object.cc (Sized_relobj::include_section_group): Adjust section
10799 indexes read from group data. Build vector to pass to
10800 layout_group.
10801 * layout.cc (Layout::layout_group): Add flags and shndxes
10802 parameters. Remove contents parameter. Change caller. Update
10803 explicit instantiations.
10804 * layout.h (class Layout): Update layout_group declaration.
10805 * output.cc (Output_data_group::Output_data_group): Add flags and
10806 input_shndxes parameters. Remove contents parameter. Change
10807 caller.
10808 (Output_data_group::do_write): Change input_sections_ to
10809 input_shndxes_.
10810 * output.h (class Output_data_group): Update constructor
10811 declaration. Rename input_sections_ to input_shndxes_.
10812 * testsuite/many_sections_test.cc: Add template.
10813
e94cf127
CC		 108142008-04-30 Cary Coutant <ccoutant@google.com>
10815
4418b2d5
CC		 10816 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10817
e94cf127
CC		 10818 * layout.cc (Layout::include_section): Refactored check for debug
10819 info section.
10820 (Layout::add_comdat): Add new parameters. Change type
10821 of signature parameter. Add object and shndx to signatures table.
10822 (Layout::find_kept_object): New function.
10823 * layout.h: Include <cstring>.
10824 (Layout::is_debug_info_section): New function.
10825 (Layout::add_comdat): Add new parameters.
10826 (Layout::find_kept_object): New function.
10827 (Layout::Kept_section): New struct.
10828 (Layout::Signatures): Change type of map range.
10829 * object.cc (Relobj::output_section_address): New function.
10830 (Sized_relobj::include_section_group): Add new parameters. Change
10831 calls to Layout::add_comdat. Change to build table of kept comdat
10832 groups and table mapping discarded sections to kept sections.
10833 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10834 (Sized_relobj::do_layout): Change calls to include_section_group and
10835 include_linkonce_section.
10836 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10837 value to zero when section is discarded.
10838 (Sized_relobj::map_to_kept_section): New function.
10839 * object.h (Relobj::output_section_address): New function.
10840 (Relobj::Comdat_group): New type.
10841 (Relobj::find_comdat_group): New function.
10842 (Relobj::Comdat_group_table): New type.
10843 (Relobj::Kept_comdat_section): New type.
10844 (Relobj::Kept_comdat_section_table): New type.
10845 (Relobj::add_comdat_group): New function.
10846 (Relobj::set_kept_comdat_section): New function.
10847 (Relobj::get_kept_comdat_section): New function.
10848 (Relobj::comdat_groups_): New field.
10849 (Relobj::kept_comdat_sections_): New field.
10850 (Symbol_value::input_value): Update comment.
10851 (Sized_relobj::map_to_kept_section) New function.
10852 (Sized_relobj::include_linkonce_section): Add new parameter.
10853 * target-reloc.h (Comdat_behavior): New type.
10854 (get_comdat_behavior): New function.
10855 (relocate_section): Add code to map a discarded section to the
10856 corresponding kept section when applying a relocation.
10857
e4e5049b
CS		 108582008-04-30 Craig Silverstein <csilvers@google.com>
10859
10860 * dwarf_reader.cc (next_generation_count): New static var.
10861 (Addr2line_cache_entry): New struct.
10862 (addr2line_cache): New static var.
10863 (Dwarf_line_info::one_addr2line): Added caching.
10864 (Dwarf_line_info::clear_addr2line_cache): New function.
10865 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10866 cache-size parameter.
10867 (Dwarf_line_info::one_addr2line_cache): New function.
10868 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10869 new cache-size argument to one_addr2line(), and clear cache.
10870
d09e9154
CC		 108712008-04-28 Cary Coutant <ccoutant@google.com>
10872
10873 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10874 R_386_PC8 relocations.
10875
7ef73768
ILT		 108762008-04-23 Ian Lance Taylor <iant@google.com>
10877
55438702
ILT		 10878 * object.cc (Sized_relobj::include_section_group): Check for
10879 invalid section group.
10880
c165fb93
ILT		 10881 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10882 header size.
10883
7ef73768
ILT		 10884 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10885 than read for file header.
10886 * archive.cc (Archive::include_member): Likewise.
10887
6194aaab
L		 108882008-04-23 Paolo Bonzini <bonzini@gnu.org>
10889
10890 * aclocal.m4: Regenerate.
10891 * configure: Regenerate.
10892
d491d34e
ILT		 108932008-04-19 Ian Lance Taylor <iant@google.com>
10894
5ea2bac6
ILT		 10895 * version.cc (version_string): Bump to 1.6.
10896
7bc3e21a
ILT		 10897 * testsuite/Makefile.am (many_sections_r_test): New target.
10898 (many_sections_r_test_SOURCES): Remove.
10899 (many_sections_r_test_DEPENDENCIES): Remove.
10900 (many_sections_r_test_LDFLAGS): Remove.
10901 (many_sections_r_test_LDADD): Remove.
10902
7fcd3aa9
ILT		 10903 * object.cc (Sized_relobj::do_add_symbols): Always pass
10904 local_symbol_count_ to add_from_relobj.
10905
4c94d6ae
ILT		 10906 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10907 every thousand variables.
10908 * testsuite/Makefile.in: Rebuild.
10909
d491d34e
ILT		 10910 * object.cc (Xindex::initialize_symtab_xindex): New function.
10911 (Xindex::read_symtab_xindex): New function.
10912 (Xindex::sym_xindex_to_shndx): New function.
10913 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10914 available.
10915 (Sized_relobj::do_initialize_xindex): New function.
10916 (Sized_relobj::do_read_symbols): Adjust section links.
10917 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10918 parameter. Change all callers.
10919 (Sized_relobj::include_section_group): Adjust section links and
10920 symbol section indexes.
10921 (Sized_relobj::do_layout): Adjust section links.
10922 (Sized_relobj::do_count_local_symbols): Adjust section links and
10923 symbol section indexes.
10924 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10925 ordinary and special symbols.
10926 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10927 dynsym_xindex parameters. Change all callers. Adjust section
10928 links. Use SHN_XINDEX when needed.
10929 (Sized_relobj::get_symbol_location_info): Adjust section links.
10930 Don't get fooled by special symbols.
10931 * object.h (class Xindex): Define.
10932 (class Object): Add xindex_ parameter. Declare virtual functoin
10933 do_initialize_xindex.
10934 (Object::adjust_sym_shndx): New function.
10935 (Object::set_xindex): New protected function.
10936 (class Symbol_value): Add is_ordinary_shndx_ field.
10937 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10938 (Symbol_value::value): Assert ordinary section.
10939 (Symbol_value::initialize_input_to_output_map): Likewise.
10940 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10941 Change all callers.
10942 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10943 all callers.
10944 (class Sized_relobj): Update declarations.
10945 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10946 parameter. Change all callers.
10947 (Sized_relobj::adjust_shndx): New function.
10948 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10949 field.
10950 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10951 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10952 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10953 (Sized_dynobj::read_dynsym_section): Adjust section links.
10954 (Sized_dynobj::read_dynamic): Likewise.
10955 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10956 section links.
10957 (Sized_dynobj::do_initialize_xindex): New function.
10958 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10959 do_initialize_xindex.
10960 (Sized_dynobj::adjust_shndx): New function.
10961 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10962 dynsym_xindex_ fields.
10963 (Layout::finalize): Add a call to set_section_indexes before
10964 creating the symtab sections.
10965 (Layout::set_section_indexes): Don't do anything if the section
10966 already has a section index.
10967 (Layout::create_symtab_sections): Add shnum parameter. Change
10968 caller. Create .symtab_shndx section if needed.
10969 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10970 caller.
10971 (Layout::allocated_output_section_count): New function.
10972 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10973 needed.
10974 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10975 fields. Update declarations.
10976 (Layout::symtab_xindex): New function.
10977 (Layout::dynsym_xindex): New function.
10978 (class Write_symbols_task): Add layout_ field.
10979 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10980 Change caller.
10981 * output.cc (Output_section_headers::Output_section_headers): Add
10982 shstrtab_section parameter. Change all callers.
10983 (Output_section_headers::do_sized_write): Store overflow values
10984 for section count and section string table section index in
10985 section header zero.
10986 (Output_file_header::do_sized_write): Check for overflow of
10987 section count and section string table section index.
10988 (Output_symtab_xindex::do_write): New function.
10989 (Output_symtab_xindex::endian_do_write): New function.
10990 * output.h (class Output_section_headers): Add shstrtab_section_.
10991 Update declarations.
10992 (class Output_symtab_xindex): Define.
10993 (Output_section::has_out_shndx): New function.
10994 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10995 field.
10996 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10997 Change all callers.
10998 (Sized_symbol::init): Likewise.
10999 (Symbol::output_section): Check for ordinary symbol.
11000 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11001 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11002 callers.
11003 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11004 Change all callers. Simplify handling of symbols from sections
11005 not included in the link.
11006 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11007 distinction.
11008 (Weak_alias_sorter::operator()): Assert that symbols are
11009 ordinary.
11010 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11011 distinction.
11012 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11013 parameters. Change all callers.
11014 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11015 symbol distinction. Use SHN_XINDEX when needed.
11016 (Symbol_table::write_section_symbol): Add symtab_xindex
11017 parameter. Change all callers.
11018 (Symbol_table::sized_write_section_symbol): Likewise. Use
11019 SHN_XINDEX when needed.
11020 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11021 declarations.
11022 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11023 (Symbol::is_defined): Check is_ordinary.
11024 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11025 (Symbol::is_absolute, Symbol::is_common): Likewise.
11026 (class Sized_symbol): Update declarations.
11027 (class Symbol_table): Update declarations.
11028 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11029 parameters. Change all callers.
11030 (Sized_symbol::override): Likewise.
11031 (Symbol_table::override): Likewise.
11032 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11033 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11034 is_ordinary, and orig_st_shndx parameters. Change all callers.
11035 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11036 to be in an ordinary section.
11037 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11038 object and is_ordinary parameters. Change all callers.
11039 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11040 Change all callers. Don't add undefined or non-ordinary symbols
11041 to reloc_map_.
11042 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11043 Change all callers.
11044 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11045 declarations.
11046 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11047 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11048 (Sized_relobj::relocate_sections): Likewise.
11049 * target-reloc.h (scan_relocs): Adjust section symbol index.
11050 (scan_relocatable_relocs): Likewise.
11051 * i386.cc (Scan::local): Check for ordinary symbols.
11052 * sparc.cc (Scan::local): Likewise.
11053 * x86_64.cc (Scan::local): Likewise.
11054 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11055 to symbol_section_and_value.
11056 * testsuite/many_sections_test.cc: New file.
11057 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11058 (check_PROGRAMS): Add many_sections_test.
11059 (many_sections_test_SOURCES): Define.
11060 (many_sections_test_DEPENDENCIES): Define.
11061 (many_sections_test_LDFLAGS): Define.
11062 (BUILT_SOURCES): Add many_sections_define.h.
11063 (many_sections_define.h): New target.
11064 (BUILT_SOURCES): Add many_sections_check.h.
11065 (many_sections_check.h): New target.
11066 (check_PROGRAMS): Add many_sections_r_test.
11067 (many_sections_r_test_SOURCES): Define.
11068 (many_sections_r_test_DEPENDENCIES): Define.
11069 (many_sections_r_test_LDFLAGS): Define.
11070 (many_sections_r_test_LDADD): Define.
11071 (many_sections_r_test.o): New target.
11072 * testsuite/Makefile.in: Rebuild.
11073
c5818ff1
CC		 110742008-04-17 Cary Coutant <ccoutant@google.com>
11075
11076 * errors.cc (Errors::info): New function.
11077 (gold_info): New function.
11078 * errors.h (Errors::info): New function.
11079 * gold.h (gold_info): New function.
11080 * object.cc (Input_objects::add_object): Print trace output.
11081 * options.cc (options::parse_set): New function.
11082 (General_options::parse_wrap): Deleted.
11083 (General_options::General_options): Deleted initializer.
11084 * options.h (options::String_set): New typedef.
11085 (options::parse_set): New function.
11086 (DEFINE_set): New macro.
11087 (General_options::wrap): Changed to use DEFINE_set. Changed
11088 callers of any_wrap_symbols and is_wrap_symbol.
11089 (General_options::trace, General_options::trace_symbol):
11090 New options.
11091 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11092 (General_options::wrap_symbols_): Deleted.
11093 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11094
b5be4a7c
DM		 110952008-04-17 David S. Miller <davem@davemloft.net>
11096
11097 * options.cc (General_options::parse_V): New function.
11098 * options.h: Add entries for -V and -Qy.
11099
155a0dd7
ILT		 111002008-04-17 Ian Lance Taylor <iant@google.com>
11101
11102 * common.cc (Symbol_table::allocate_commons): Remove options
11103 parameter. Change caller.
11104 (Symbol_table::do_allocate_commons): Remove options parameter.
11105 Change caller. Just call do_allocate_commons_list twice.
11106 (Symbol_table::do_allocate_commons_list): New function, broken out
11107 of do_allocate_commons.
11108 * common.h (class Allocate_commons_task): Remove options_ field.
11109 Update constructor.
11110 * symtab.cc (Symbol_table::Symbol_table): Initialize
11111 tls_commons_.
11112 (Symbol_table::add_from_object): Put TLS common symbols on
11113 tls_commons_ list.
11114 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11115 which are IN_OUTPUT_DATA.
11116 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11117 allocate_commons and do_allocate_commons declarations. Declare
11118 do_allocate_commons_list.
11119 * gold.cc (queue_middle_tasks): Update creation of
11120 Allocate_commons_task to not pass options.
11121 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11122 (TLS_TEST_C_FLAGS): New variable.
11123 (tls_test_c_pic.o): New target.
11124 (tls_test_shared.so): Link in tls_test_c_pic.o.
11125 (tls_test_c_pic_ie.o): New target.
11126 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11127 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11128 (tls_test_c.o): New target.
11129 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11130 (tls_pic_test_LDADD): Likewise.
11131 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11132 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11133 (tls_test_c_gnu2.o): New target.
11134 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11135 tls_test_c_gnu2.o.
11136 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11137 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11138 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11139 * testsuite/tls_test.cc: Include "config.h".
11140 (t_last): Call t11_last.
11141 * testsuite/tls_test.h (t11, t11_last): Declare.
11142 * testsuite/tls_test_c.c: New file.
11143 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11144 * configure.ac: Check for OpenMP support.
11145 * configure, config.in, Makefile.in: Rebuild.
11146 * testsuite/Makefile.in: Rebuild.
11147
edfbb029
CC		 111482008-04-16 Cary Coutant <ccoutant@google.com>
11149
11150 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11151 (Target_i386::tls_base_symbol_defined_): New field.
11152 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11153 (Target_i386::Scan::global): Likewise.
11154 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11155 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11156 (Target_x86_64::tls_base_symbol_defined_): New field.
11157 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11158 (Target_x86_64::Scan::global): Likewise.
11159
f3c69fca
CC		 111602008-04-16 Cary Coutant <ccoutant@google.com>
11161
11162 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11163 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11164 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11165 building shared libraries.
11166 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11167 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11168 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11169 * testsuite/Makefile.in: Rebuild.
11170 * testsuite/weak_undef.h: New file.
11171 * testsuite/weak_undef_file1.cc: Add extra test cases.
11172 * testsuite/weak_undef_file2.cc: Likewise.
11173 * testsuite/weak_undef_test.cc: Likewise.
11174
7c414435
DM		 111752008-04-16 David S. Miller <davem@davemloft.net>
11176
32b769e1
DM		 11177 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11178 Add issued_non_pic_error_ field. Declare check_non_pic.
11179 (Target_sparc::Scan::check_non_pic): New function.
11180 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11181 (Target_sparc::Scan::global): Likewise.
11182
11936fb1
DM		 11183 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11184 * configure: Rebuild.
11185
7c414435
DM		 11186 * options.h (DEFINE_enable): New macro.
11187 (new_dtags): New enable option.
11188 (initfirst, interpose, loadfltr, nodefaultlib,
11189 nodelete, nodlopen, nodump): New -z options.
11190 * layout.cc (Layout:finish_dynamic_section): If new
11191 dtags enabled, emit DT_RUNPATH. Also, emit a
11192 DT_FLAGS_1 containing any specified -z flags.
11193
85c7bf8b
ILT		 111942008-04-16 Ian Lance Taylor <iant@google.com>
11195
12c0daef
ILT		 11196 * copy-relocs.cc: New file.
11197 * copy-relocs.h: New file.
11198 * reloc.cc: Remove Copy_relocs code.
11199 * reloc.h: Likewise.
11200 * reloc-types.h (struct Reloc_types) [both versions]: Add
11201 get_reloc_addend_noerror.
11202 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11203 variants of add_global which take an addend which must be zero.
11204 * i386.cc: Include "copy-relocs.h".
11205 (class Target_i386): Change type of copy_relocs_ to variable,
11206 update initializer.
11207 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11208 Change all callers.
11209 (Target_i386::do_finalize_sections): Change handling of
11210 copy_relocs_.
11211 * sparc.cc: Include "copy-relocs.h".
11212 (class Target_sparc): Change type of copy_relocs_ to variable,
11213 update initializer.
11214 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11215 Change all callers.
11216 (Target_sparc::do_finalize_sections): Change handling of
11217 copy_relocs_.
11218 * x86_64.cc: Include "copy-relocs.h".
11219 (class Target_x86_64): Change type of copy_relocs_ to variable,
11220 update initializer.
11221 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11222 class. Change all callers.
11223 (Target_x86_64::do_finalize_sections): Change handling of
11224 copy_relocs_.
11225 * Makefile.am (CCFILES): Add copy-relocs.cc.
11226 (HFILES): Add copy-relocs.h.
11227
4f4995b6
ILT		 11228 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11229
85c7bf8b
ILT		 11230 * testsuite/script_test_4.sh: Permit leading zeroes.
11231
4f2a9edd
ILT		 112322008-04-15 Ian Lance Taylor <iant@google.com>
11233
e6188289
ILT		 11234 * script-sections.cc (Script_sections::create_segments): Use
11235 header_size_adjustment even when there is enough room for the
11236 headers.
11237 * testsuite/script_test_4.sh: New file.
11238 * testsuite/script_test_4.t: New file.
11239 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11240 (check_DATA): Add script_test_4.stdout.
11241 (MOSTLYCLEANFILES): Likewise.
11242 (script_test_4): New target.
11243 (script_test_4.stdout): New target.
11244 * testsuite/Makefile.in: Rebuild.
11245
4f2a9edd
ILT		 11246 * sparc.cc: Add definitions for Output_data_plt_sparc class
11247 constants.
11248
f5314dd5
DM		 112492008-04-14 David S. Miller <davem@davemloft.net>
11250
11251 * sparc.cc: New file.
11252 * Makefile.am (TARGETSOURCES): Add sparc.cc
11253 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11254 * configure.tgt: Document targ_extra_size and
11255 targ_extra_big_endian. Add entries for sparc-* and
11256 sparc64-*.
11257 * configure.ac: Handle targ_extra_size and
11258 targ_extra_big_endian.
11259 * Makefile.in: Rebuild.
11260 * configure: Likewise.
11261 * po/POTFILES.in: Likewise.
11262 * po/gold.pot: Likewise.
11263
154e0e9a
ILT		 112642008-04-14 Ian Lance Taylor <iant@google.com>
11265
11266 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11267 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11268 in the name/type/flags to section mapping. Don't call
11269 allocate_output_section.
11270 (Layout::choose_output_section): Change parameter from adjust_name
11271 to is_input_section. Don't permit input sections after sections
11272 are attached to segments. Don't call allocate_output_section.
11273 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11274 not write_enable_output_section.
11275 (Layout::make_output_section): Don't push to
11276 unattached_section_list_ nor call attach_to_segment. Call
11277 attach_section_to_segment if sections are attached.
11278 (Layout::attach_sections_to_segments): New function.
11279 (Layout::attach_section_to_segment): New function.
11280 (Layout::attach_allocated_section_to_segment): Rename from
11281 attach_to_segment. Remove flags parameter.
11282 (Layout::allocate_output_section): Remove function.
11283 (Layout::write_enable_output_section): Remove function.
11284 * layout.h (class Layout): Update for above changes. Add new
11285 field sections_are_attached_.
11286 * output.h (Output_section::update_flags_for_input_section): New
11287 function.
11288 * output.cc (Output_section::add_input_section): Call
11289 update_flags_for_input_section.
11290 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11291
009a67a2
CC		 112922008-04-11 Cary Coutant <ccoutant@google.com>
11293
11294 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11295 thought unnecessary.
11296 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11297
759b1a24
ILT		 112982008-04-11 Ian Lance Taylor <iant@google.com>
11299
11300 * output.h (class Output_section_data): Remove inline definition
11301 of set_addralign.
11302 * output.cc (Output_section_data::set_addralign): New function.
11303
c2b45e22
CC		 113042008-04-11 Cary Coutant <ccoutant@google.com>
11305
11306 Add support for TLS descriptors for i386 and x86_64.
11307 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11308 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11309 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11310 GOT_TYPE_TLS_DESC.
11311 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11312 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11313 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11314 relocations.
11315 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11316 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11317 Fix problem with initial-exec relocations.
11318 (Target_i386::Relocate::relocate_tls): Likewise.
11319 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11320 relaxation.
11321 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11322 support for section-plus-offset dynamic table entries.
11323 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11324 (Output_data_dynamic::Dynamic_entry): Add support for
11325 section-plus-offset dynamic table entries.
11326 (Output_data_dynamic::Classification): Likewise.
11327 (Output_data_dynamic::classification_): Renamed offset_.
11328 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11329 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11330 (Target_x86_64::make_plt_section): New function.
11331 (Target_x86_64::reserve_tlsdesc_entries): New function.
11332 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11333 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11334 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11335 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11336 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11337 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11338 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11339 add extra PLT entry for TLS descriptors.
11340 (Output_data_plt_x86_64::got_): New field.
11341 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11342 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11343 fields.
11344 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11345 descriptors.
11346 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11347 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11348 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11349 R_386_TLS_DESC_CALL relocations.
11350 (Target_x86_64::Scan::global): Likewise.
11351 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11352 for TLS descriptors.
11353 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11354 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11355 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11356 GD-to-IE relaxation.
11357 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11358 and TLS_DESCRIPTORS.
11359 * Makefile.in: Rebuild.
11360 * configure: Rebuild.
11361 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11362 (tls_test_shared2.so): New target.
11363 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11364 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11365 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11366 (tls_shared_gd_to_ie_test_LDADD): New variable.
11367 (tls_shared_gnu2_gd_to_ie_test): New target.
11368 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11369 New targets.
11370 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11371 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11372 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11373 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11374 (tls_shared_gnu2_test): New target.
11375 (tls_test_gnu2_shared.so): New target.
11376 (tls_shared_gnu2_test_SOURCES): New variable.
11377 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11378 (tls_shared_gnu2_test_LDFLAGS): New variable.
11379 (tls_shared_gnu2_test_LDADD): New variable.
11380 * testsuite/Makefile.in: Rebuild.
11381 * testsuite/Makefile.
11382
83bfb6b7
ILT		 113832008-04-11 Ian Lance Taylor <iant@google.com>
11384
11385 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11386 justsyms.t.
11387 * testsuite/Makefile.in: Rebuild.
11388
11389 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11390 long.
11391 * testsuite/script_test_2.cc (main): Adjust test.
11392
706e1f5e
ILT		 113932008-04-11 David S. Miller <davem@davemloft.net>
11394 Ian Lance Taylor <iant@google.com>
11395
11396 * options.h (General_options): Add entries for '-Y' and
11397 '-relax'.
11398 * options.cc (General_options:finalize): If -Y was used, add those
11399 entries to the library path instead of the default "/lib" and
11400 "/usr/lib".
11401
7c98e6bb
DM		 114022008-04-11 David S. Miller <davem@davemloft.net>
11403
11404 * testsuite/justsyms.t: Start at 0x100.
11405 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11406 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11407 long.
11408 * testsuite/script_test_2.cc: Adjust string and section length
11409 checks.
7c98e6bb 11410
99a37bfd
ILT		 114112008-04-09 Ian Lance Taylor <iant@google.com>
11412
2cefc357
ILT		 11413 PR gold/5996
11414 * script-sections.cc (Sections_element::allocate_to_segment): Add
11415 orphan parameter.
11416 (Output_section_definition::allocate_to_segment): Likewise.
11417 (Orphan_output_section::allocate_to_segment): Likewise.
11418 (Script_sections::attach_sections_using_phdrs_clause): Don't
11419 propagate non-PT_LOAD segments to orphan sections.
11420 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11421 readelf rather than objdump.
11422 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11423 .interp section and PT_INTERP segment are the same size.
11424 * testsuite/Makefile.in: Rebuild.
11425
99a37bfd
ILT		 11426 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11427 aliases for symbols defined in the same object.
11428 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11429 (weak_alias_test_SOURCES): New variable.
11430 (weak_alias_test_DEPENDENCIES): New variable.
11431 (weak_alias_test_LDFLAGS): New variable.
11432 (weak_alias_test_LDADD): New variable.
11433 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11434 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11435 (weak_alias_test_3.o): New target.
11436 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11437 * testsuite/weak_alias_test_main.cc: New file.
11438 * testsuite/weak_alias_test_1.cc: New file.
11439 * testsuite/weak_alias_test_2.cc: New file.
11440 * testsuite/weak_alias_test_3.cc: New file.
11441
780e49c5
ILT		 114422008-04-08 Ian Lance Taylor <iant@google.com>
11443
cdb0b8f5
ILT		 11444 * options.h (class General_options): Add --noinhibit-exec option.
11445 * main.cc (main): Check --noinhibit-exec.
11446
0864d551
ILT		 11447 * options.h (class General_options): Define --wrap as a special
11448 option. Add wrap_symbols_ field.
11449 (General_options::any_wrap_symbols): New function.
11450 (General_options::is_wrap_symbol): New function.
11451 * options.cc (General_options::parse_wrap): New function.
11452 (General_options::General_options): Initialize wrap_symbols_.
11453 * symtab.cc (Symbol_table::wrap_symbol): New function.
11454 (Symbol_table::add_from_object): Handle --wrap.
11455 * symtab.h (class Symbol_table): Declare wrap_symbol.
11456 * target.h (Target::wrap_char): New function.
11457 (Target::Target_info): Add wrap_char field.
11458 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11459 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11460 * testsuite/testfile.cc (Target_test::test_target_info):
11461 Likewise.
11462
789aa6de
ILT		 11463 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11464 there is one.
11465
2c38906f
ILT		 11466 * layout.h (class Layout): Add added_eh_frame_data_ field.
11467 * layout.cc (Layout::Layout): Initialize new field.
11468 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11469 output section until we find a section we merged successfully.
11470 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11471 that the size be non-zero.
11472
780e49c5
ILT		 11473 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11474 qualifier.
11475
7fcd0256
ILT		 114762008-04-08 Craig Silverstein <csilvers@google.com>
11477
11478 * configure.ac: Export new conditional variable HAVE_ZLIB.
11479 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11480 on HAVE_ZLIB.
11481 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11482 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11483
6835af53
ILT		 114842008-04-07 Ian Lance Taylor <iant@google.com>
11485
e24f324c
ILT		 11486 * version.cc (version_string): Set to "1.5".
11487
a036edd8
ILT		 11488 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11489 Add issued_non_pic_error_ field. Declare check_non_pic.
11490 (Target_x86_64::Scan::check_non_pic): New function.
11491 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11492 (Target_x86_64::Scan::global): Likewise.
11493
624f8810
ILT		 11494 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11495 addend parameter. Change caller. Handle merge sections.
11496 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11497 Address to Addend. Don't add in the result of
11498 local_section_offset, pass down the addend and use the returned
11499 value.
11500 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11501 Update declarations of local_section_offset and symbol_value.
11502 * testsuite/two_file_test_1.cc (t18): New function.
11503 * testsuite/two_file_test_2.cc (f18): New function.
11504 * testsuite/two_file_test_main.cc (main): Call t18.
11505 * testsuite/two_file_test.h (t18, f18): Declare.
11506
6835af53
ILT		 11507 * configure.ac: Don't test for objdump, c++filt, or readelf.
11508 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11509 conditionals.
11510 (TEST_READELF): New variable.
11511 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11512 (check_PROGRAMS): Add two_file_strip_test.
11513 (two_file_strip_test): New target.
11514 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11515 (two_file_same_shared_strip_test_SOURCES): New variable.
11516 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11517 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11518 (two_file_same_shared_strip_test_LDADD): New variable.
11519 (two_file_shared_strip.so): New target.
11520 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11521 (ver_test_5.syms, ver_test_7.syms): Likewise.
11522 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11523 (strip_test_3.stdout): Use TEST_OBJDUMP.
11524 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11525
86925eef
CC		 115262008-04-04 Cary Coutant <ccoutant@google.com>
11527
11528 * symtab.h (Symbol::is_weak_undefined): New function.
11529 (Symbol::is_strong_undefined): New function.
11530 (Symbol::is_absolute): New function.
11531 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11532 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11533 absolute symbols.
11534 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11535 (weak_undef_test): New target.
11536 * testsuite/Makefile.in: Rebuild.
11537 * testsuite/weak_undef_file1.cc: New file.
11538 * testsuite/weak_undef_file2.cc: New file.
11539 * testsuite/weak_undef_test.cc: New file.
11540
126f3ece
ILT		 115412008-04-03 Craig Silverstein <csilvers@google.com>
11542
11543 * compressed_output.h (class Output_compressed_section): Use
11544 unsigned buffer.
11545 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11546 add zlib header.
11547 (zlib_compressed_suffix): Removed.
11548 (Output_compressed_section::set_final_data_size): Use unsigned
11549 buffers.
11550 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11551 Fix linker invocation.
11552 (flagstest_o_specialfile_and_compress_debug_sections):
11553 Likewise.
11554 * testsuite/Makefile.in: Regenerated.
11555
deae2a14
DM		 115562008-04-02 David S. Miller <davem@davemloft.net>
11557
11558 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11559 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11560
70752818
ILT		 115612008-04-02 Craig Silverstein <csilvers@google.com>
11562
11563 * TODO: New file.
11564
39d0cb0e
ILT		 115652008-04-02 Ian Lance Taylor <iant@google.com>
11566
11567 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11568 parameters. Update for new key type to views_. Change all
11569 callers.
11570 (File_read::read): Adjust for byteshift in returned view.
11571 (File_read::add_view): New function, broken out of
11572 find_and_make_view.
11573 (File_read::make_view): New function, broken out of
11574 find_and_make_view.
11575 (File_read::find_or_make_view): Add offset and aligned
11576 parameters. Rewrite accordingly. Change all callers.
11577 (File_read::get_view): Add offset and aligned parameters. Adjust
11578 for byteshift in return value.
11579 (File_read::get_lasting_view): Likewise.
11580 * fileread.h (class File_read): Update declarations.
11581 (class File_read::View): Add byteshift_ field. Add byteshift to
11582 constructor. Add byteshift method.
11583 * archive.h (Archive::clear_uncached_views): New function.
11584 (Archive::get_view): Add aligned parameter. Change all callers.
11585 * object.h (Object::get_view): Add aligned parameter. Change all
11586 callers.
11587 (Object::get_lasting_view): Likewise.
11588
11589 * fileread.cc (File_read::release): Don't call clear_views if
11590 there are multiple objects.
11591 * fileread.h (File_read::clear_uncached_views): New function.
11592 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11593 on the archive.
11594
a1207466
CC		 115952008-03-31 Cary Coutant <ccoutant@google.com>
11596
11597 Add thin archive support.
11598 * archive.cc (Archive::armagt): New const.
11599 (Archive::setup): Remove task parameter and calls to unlock.
11600 (Archive::unlock_nested_archives): New function.
11601 (Archive::read_header): Add nested_off parameter. Change
11602 all callers.
11603 (Archive::interpret_header): Likewise.
11604 (Archive::include_all_members): Change to handle thin
11605 archives.
11606 (Archive::include_member): Likewise.
11607 * archive.h (Archive::Archive): Add new parameters and
11608 initializers.
11609 (Archive::armagt): New const.
11610 (Archive::setup): Remove task parameter.
11611 (Archive::unlock_nested_archives): New function.
11612 (Archive::read_header): Add nested_off parameter.
11613 (Archive::interpret_header): Likewise.
11614 (Archive::Nested_archive_table): New typedef.
11615 (Archive::is_thin_archive_): New field.
11616 (Archive::nested_archives_): New field.
11617 (Archive::options_): New field.
11618 (Archive::dirpath_): New field.
11619 (Archive::task_): New field.
11620 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11621 for thin archives. Pass additional parameters to
11622 Archive::Archive. Unlock the archive file after calling
11623 Archive::setup.
cd536b21 11624
479f6503
ILT		 116252008-03-29 Ian Lance Taylor <iant@google.com>
11626
686c8caf
ILT		 11627 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11628 version symbol to be local.
11629 * testsuite/ver_test_4.sh: New file.
11630 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11631 (check_DATA): Add ver_test_4.syms.
11632 (ver_test_4.syms): New target.
11633 * testsuite/Makefile.in: Rebuild.
11634
ab794b6b
ILT		 11635 * output.cc
11636 (Output_section::Input_section_sort_entry::has_priority): New
11637 function.
11638 (Output_section::Input_section_sort_entry::match_file_name): New
11639 function.
11640 (Output_section::Input_section_sort_entry::match_section_name):
11641 Remove.
11642 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11643 Remove.
11644 (Output_section::Input_section_sort_entry::match_section_file):
11645 Remove.
11646 (Output_section::Input_section_sort_compare::operator()): Rewrite
11647 using new Input_section_sort_entry functions. Sort crtbegin and
11648 crtend first. Sort sections with no priority before sections with
11649 a priority.
11650 * testsuite/initpri1.c (d3): Check j != 4.
11651 (cd5): New constructor/destructor function.
11652 (main): Check j != 2.
11653
479f6503
ILT		 11654 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11655 new symbol when resolving, don't call set_is_default.
11656 * testsuite/ver_test_7.cc: New file.
11657 * testsuite/ver_test_7.sh: New file.
11658 * testsuite/Makefile.am (ver_test_7.so): New target.
11659 (ver_test_7.o): New target.
11660 (check_SCRIPTS): Add ver_test_7.sh.
11661 (check_DATA): Add ver_test_7.syms.
11662 (ver_test_7.syms): New target.
11663
2fd32231
ILT		 116642008-03-28 Ian Lance Taylor <iant@google.com>
11665
11666 * layout.cc (Layout::layout): If we see an input section with a
11667 name that needs sorting, set the must_sort flag for the output
11668 section.
11669 (Layout::make_output_section): If the name of the output section
11670 indicates that it might require sorting, set the may_sort flag.
11671 * output.h (Output_section::may_sort_attached_input_sections): New
11672 function.
11673 (Output_section::set_may_sort_attached_input_sections): New
11674 function.
11675 (Output_section::must_sort_attached_input_sections): New
11676 function.
11677 (Output_section::set_must_sort_attached_input_sections): New
11678 function.
11679 (class Output_section): Declare Input_section_sort_entry. Define
11680 Input_section_sort_compare. Declare
11681 sort_attached_input_sections. Add new fields:
11682 may_sort_attached_input_sections_,
11683 must_sort_attached_input_sections_,
11684 attached_input_sections_are_sorted_.
11685 * output.cc (Output_section::Output_section): Initialize new
11686 fields.
11687 (Output_section::add_input_section): Add an entry to
11688 input_sections_ if may_sort or must_sort are true.
11689 (Output_section::set_final_data_size): Call
11690 sort_attached_input_sections if necessary.
11691 (Output_section::Input_section_sort_entry): Define new class.
11692 (Output_section::Input_section_sort_compare::operator()): New
11693 function.
11694 (Output_section::sort_attached_input_sections): New function.
11695 * configure.ac: Check whether the compiler supports constructor
11696 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11697 * testsuite/initpri1.c: New file.
11698 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11699 CONSTRUCTOR_PRIORITY.
11700 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11701 (initpri1_LDFLAGS): New variable.
11702 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11703
18e6b24e
ILT		 117042008-03-27 Ian Lance Taylor <iant@google.com>
11705
49bdd526
ILT		 11706 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11707 * testsuite/common_test_1.c: New file.
11708 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11709 (common_test_1_SOURCES): New variable.
11710 (common_test_1_DEPENDENCIES): New variable.
11711 (common_test_1_LDFLAGS): New variable.
11712
18e6b24e
ILT		 11713 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11714 and commons_ correctly when NAME/VERSION does not override
11715 NAME/NULL.
11716 * testsuite/ver_test_6.c: New file.
11717 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11718 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11719 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11720
04bf7072
ILT		 117212008-03-26 Ian Lance Taylor <iant@google.com>
11722
5871526f
ILT		 11723 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11724 of an undefined symbol from a version script.
11725 * testsuite/Makefile.am (ver_test_5.so): New target.
11726 (ver_test_5.o): New target.
11727 (check_SCRIPTS): Add ver_test_5.sh.
11728 (check_DATA): Add ver_test_5.syms.
11729 (ver_test_5.syms): New target.
11730 * testsuite/ver_test_5.cc: New file.
11731 * testsuite/ver_test_5.script: New file.
11732 * testsuite/ver_test_5.sh: New file.
11733 * Makefile.in, testsuite/Makefile.in: Rebuild.
11734
04bf7072
ILT		 11735 PR gold/5986
11736 Fix problems building gold with gcc 4.3.0.
11737 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11738 (gold_error_at_location, gold_warning_at_location): Use it.
11739 * configure.ac: Check whether we can compile and use a template
11740 function with a printf attribute.
11741 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11742 when jumping over bytes.
11743 * object.cc: Instantiate Object::read_section_data.
11744 * debug.h: Include <cstring>
11745 * dwarf_reader.cc: Include <algorithm>
11746 * main.cc: Include <cstring>.
11747 * options.cc: Include <cstring>.
11748 * output.cc: Include <cstring>.
11749 * script.cc: Include <cstring>.
11750 * script.h: Include <string>.
11751 * symtab.cc: Include <cstring> and <algorithm>.
11752 * target-select.cc: Include <cstring>.
11753 * version.cc: Include <string>.
11754 * testsuite/testmain.cc: Include <cstdlib>.
11755 * configure, config.in: Rebuild.
11756
874c5b28
ILT		 117572008-03-25 Ian Lance Taylor <iant@google.com>
11758
819d6c3a
ILT		 11759 * options.cc: Include "../bfd/bfdver.h".
11760 (options::help): Print bug reporting address.
11761
f4b2c6f5
ILT		 11762 * version.cc (print_version): Adjust output for current value of
11763 BFD_VERSION_STRING.
11764
11765 * NEWS: New file.
11766
e96caa79
ILT		 11767 * options.cc (options::help): Print list of supported targets.
11768 * target-select.h: Include <vector>.
11769 (class Target_selector): Make machine_, size_, and is_big_endian_
11770 fields const. Add bfd_name_ and instantiated_target_ fields.
11771 (Target_selector::Target_selector): Add bfd_name parameter.
11772 (Target_selector::recognize): Make non-virtual, call
11773 do_recognize.
11774 (Target_selector::recognize_by_name): Make non-virtual, call
11775 do_recognize_by_name.
11776 (Target_selector::supported_names): New function.
11777 (Target_selector::bfd_name): New function.
11778 (Target_selector::do_instantiate_target): New pure virtual
11779 function.
11780 (Target_selector::do_recognize): New virtual function.
11781 (Target_selector::do_recognize_by_name): New virtual function.
11782 (Target_selector::instantiate_target): New private function.
11783 (supported_target_names): Declare.
11784 * target-select.cc (Target_selector::Target_selector): Update for
11785 new parameter and fields.
11786 (select_target_by_name): Check that the name matches before
11787 calling recognize_by_name.
11788 (supported_target_names): New function.
11789 * i386.cc (class Target_selector_i386): Update Target_selector
11790 constructor call. Remove recognize and recognize_by_name. Add
11791 do_instantiate_target.
11792 * x86_64.cc (class Target_selector_x86_64): Likewise.
11793 * testsuite/testfile.cc (class Target_selector_test): Update for
11794 changes to Target_selector.
11795
874c5b28
ILT		 11796 * README: Rewrite, with some notes on unsupported features.
11797
0a65a3a7
CC		 117982008-03-24 Cary Coutant <ccoutant@google.com>
11799
11800 * i386.cc (Target_i386::Got_type): New enum declaration.
11801 (Target_i386::Scan::local): Updated callers of Output_data_got
11802 member functions.
11803 (Target_i386::Scan::global): Likewise.
11804 (Target_i386::Relocate::relocate): Likewise.
11805 (Target_i386::Relocate::relocate_tls): Likewise.
11806 * object.h (Got_offset_list): New class.
11807 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11808 (Sized_relobj::local_got_offset): Likewise.
11809 (Sized_relobj::set_local_got_offset): Likewise.
11810 (Sized_relobj::local_has_tls_got_offset): Removed.
11811 (Sized_relobj::local_tls_got_offset): Removed.
11812 (Sized_relobj::set_local_tls_got_offset): Removed.
11813 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11814 * output.cc (Output_data_got::add_global): Added got_type parameter.
11815 (Output_data_got::add_global_with_rel): Likewise.
11816 (Output_data_got::add_global_with_rela): Likewise.
11817 (Output_data_got::add_global_pair_with_rel): New function.
11818 (Output_data_got::add_global_pair_with_rela): New function.
11819 (Output_data_got::add_local): Added got_type parameter.
11820 (Output_data_got::add_local_with_rel): Likewise.
11821 (Output_data_got::add_local_with_rela): Likewise.
11822 (Output_data_got::add_local_pair_with_rel): New function.
11823 (Output_data_got::add_local_pair_with_rela): New function.
11824 (Output_data_got::add_global_tls): Removed.
11825 (Output_data_got::add_global_tls_with_rel): Removed.
11826 (Output_data_got::add_global_tls_with_rela): Removed.
11827 (Output_data_got::add_local_tls): Removed.
11828 (Output_data_got::add_local_tls_with_rel): Removed.
11829 (Output_data_got::add_local_tls_with_rela): Removed.
11830 * output.h (Output_data_got::add_global): Added got_type parameter.
11831 (Output_data_got::add_global_with_rel): Likewise.
11832 (Output_data_got::add_global_with_rela): Likewise.
11833 (Output_data_got::add_global_pair_with_rel): New function.
11834 (Output_data_got::add_global_pair_with_rela): New function.
11835 (Output_data_got::add_local): Added got_type parameter.
11836 (Output_data_got::add_local_with_rel): Likewise.
11837 (Output_data_got::add_local_with_rela): Likewise.
11838 (Output_data_got::add_local_pair_with_rel): New function.
11839 (Output_data_got::add_local_pair_with_rela): New function.
11840 (Output_data_got::add_global_tls): Removed.
11841 (Output_data_got::add_global_tls_with_rel): Removed.
11842 (Output_data_got::add_global_tls_with_rela): Removed.
11843 (Output_data_got::add_local_tls): Removed.
11844 (Output_data_got::add_local_tls_with_rel): Removed.
11845 (Output_data_got::add_local_tls_with_rela): Removed.
11846 * resolve.cc (Symbol::override_base_with_special): Removed
11847 reference to has_got_offset_ field.
11848 * symtab.cc (Symbol::init_fields): Replaced initialization
11849 of got_offset_ with got_offsets_. Removed initialization
11850 of has_got_offset_
53fcba31 11851 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11852 (Symbol::got_offset): Likewise.
11853 (Symbol::set_got_offset): Likewise.
11854 (Symbol::has_tls_got_offset): Removed.
11855 (Symbol::tls_got_offset): Removed.
11856 (Symbol::set_tls_got_offset): Removed.
11857 (Symbol::got_offset_): Removed.
11858 (Symbol::tls_mod_got_offset_): Removed.
11859 (Symbol::tls_pair_got_offset_): Removed.
11860 (Symbol::got_offsets_): New field.
11861 (Symbol::has_got_offset): Removed.
11862 (Symbol::has_tls_mod_got_offset): Removed.
11863 (Symbol::has_tls_pair_got_offset): Removed.
11864 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11865 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11866 member functions.
11867 (Target_x86_64::Scan::global): Likewise.
11868 (Target_x86_64::Relocate::relocate): Likewise.
11869 (Target_x86_64::Relocate::relocate_tls): Likewise.
11870
bd52eafb
BE		 118712008-03-25 Ben Elliston <bje@au.ibm.com>
11872
11873 * yyscript.y: Fix spelling error in comment.
11874
8b105e34
ILT		 118752008-03-24 Ian Lance Taylor <iant@google.com>
11876
8ed814a9
ILT		 11877 * options.h (class General_options): Define build_id option.
11878 * layout.h (class Layout): Declare write_build_id, create_note,
11879 create_build_id. Add build_id_note_ member.
11880 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11881 "libiberty.h", "md5.h", "sha1.h".
11882 (Layout::Layout): Initialize eh_frame_data_,
11883 eh_frame_hdr_section_, and build_id_note_.
11884 (Layout::finalize): Call create_build_id.
11885 (Layout::create_note): New function, broken out of
11886 Layout::create_gold_note.
11887 (Layout::create_gold_note): Call create_note.
11888 (Layout::create_build_id): New function.
11889 (Layout::write_build_id): New function.
11890 (Close_task_runner::run): Call write_build_id.
11891
8b105e34
ILT		 11892 * x86_64.cc: Correct license to GPLv3.
11893
086a1841
ILT		 118942008-03-23 Ian Lance Taylor <iant@google.com>
11895
11896 * options.cc: Include "demangle.h".
11897 (parse_optional_string): New function.
11898 (parse_long_option): Handle takes_optional_argument.
11899 (parse_short_option): Update dash_z initializer. Handle
11900 takes_optional_argument.
11901 (General_options::General_options): Initialize do_demangle_.
11902 (General_options::finalize): Set do_demangle_. Handle demangling
11903 style.
11904 * options.h (parse_optional_string): Declare.
11905 (struct One_option): Add optional_arg field. Update constructor.
11906 Update call constructor calls. Add takes_optional_argument
11907 function.
11908 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11909 (DEFINE_optional_string): Define.
11910 (General_options::demangle): Change from DEFINE_bool to
11911 DEFINE_optional_string.
11912 (General_options::no_demangle): New function.
11913 (General_options::do_demangle): New function.
11914 (General_options::set_do_demangle): New function.
11915 (General_options::execstack_status_): Move definition to end of
11916 class definition.
11917 (General_options::static_): Likewise.
11918 (General_options::do_demangle_): New field.
11919 * object.cc (big_endian>::get_symbol_location_info): Call
11920 Options::do_demangle, not Options::demangle.
11921 * symtab.cc (demangle): Likewise.
11922
cbb93e63
ILT		 119232008-03-22 Ian Lance Taylor <iant@google.com>
11924
11925 * gold.h: Include <cstddef> and <sys/types.h>
11926 * options.h: Include <cstring>.
11927
ec531623
ILT		 119282008-03-21 Ian Lance Taylor <iant@google.com>
11929
11930 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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