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[deliverable/binutils-gdb.git] / gold / ChangeLog
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40b29874
ILT		 12011-09-13 Ian Lance Taylor <iant@google.com>
2
3 * object.cc (Sized_relobj_file::do_layout): Remove unused local
4 variable external_symbols_offset.
5
1b045aac
ILT		 62011-09-12 Ian Lance Taylor <iant@google.com>
7
8 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
9 triggered if object has no symbols.
10
24c6c55a
DM		 112011-09-09 David S. Miller <davem@davemloft.net>
12
13 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
14 (Output_fill_debug_line::do_write): Likewise.
15
66570254
CC		 162011-08-29 Cary Coutant <ccoutant@google.com>
17
18 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
19 casts to match formatting specs.
20 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
21
8ea8cd50
CC		 222011-08-26 Cary Coutant <ccoutant@google.com>
23
24 * layout.cc (Free_list::allocate): Provide guarantee of minimum
25 remaining hole size when allocating.
26 (Layout::make_output_section): Set fill methods for debug sections.
27 * layout.h (Free_list::Free_list_node): Move from private to
28 public.
29 (Free_list::set_min_hole_size): New function.
30 (Free_list::begin, Free_list::end): New functions.
31 (Free_list::min_hole_): New data member.
32 * output.cc: Include dwarf.h.
33 (Output_fill_debug_info::do_minimum_hole_size): New function.
34 (Output_fill_debug_info::do_write): New function.
35 (Output_fill_debug_line::do_minimum_hole_size): New function.
36 (Output_fill_debug_line::do_write): New function.
37 (Output_section::Output_section): Initialize new data member.
38 (Output_section::set_final_data_size): Ensure patch space is larger
39 than minimum hole size.
40 (Output_section::do_write): Fill holes in debug sections.
41 * output.h (Output_fill): New class.
42 (Output_fill_debug_info): New class.
43 (Output_fill_debug_line): New class.
44 (Output_section::set_free_space_fill): New function.
45 (Output_section::free_space_fill_): New data member.
46 * testsuite/Makefile.am (incremental_test_3): Add
47 --incremental-patch option.
48 (incremental_test_4): Likewise.
49 (incremental_test_5): Likewise.
50 (incremental_test_6): Likewise.
51 (incremental_copy_test): Likewise.
52 (incremental_common_test_1): Likewise.
53 * testsuite/Makefile.in: Regenerate.
54
7cf80422
NC		 552011-08-26 Nick Clifton <nickc@redhat.com>
56
57 * po/es.po: Updated Spanish translation.
58
c3f7b0e5
CC		 592011-08-01 Cary Coutant <ccoutant@google.com>
60
61 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
62 * gold/testsuite/Makefile.in: Regenerate.
63 * gold/testsuite/justsyms_exec.c: New source file.
64 * gold/testsuite/justsyms_lib.c: New source file.
65
9590bf25
CC		 662011-08-01 Cary Coutant <ccoutant@google.com>
67
68 * layout.cc (Layout::set_segment_offsets): Don't realign text
69 segment if -Ttext was specified.
70 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
71 file type.
72 * object.h (Sized_relobj_file::e_type): New function.
73 (Sized_relobj_file::e_type_): New data member.
74 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
75 base address for ET_EXEC files.
76 * target.cc (Target::do_make_elf_object_implementation): Allow
77 ET_EXEC files with --just-symbols option.
78
dcd8d12e
CC		 792011-07-28 Cary Coutant <ccoutant@google.com>
80
81 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
82 Add thread_number parameter.
83 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
84 * workqueue-threads.cc
85 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
86 current thread if its thread number is greater than desired thread
87 count.
88 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
89 Add thread_number parameter.
90 (Workqueue::should_cancel_thread): Likewise.
91 (Workqueue::find_runnable_or_wait): Pass thread_number to
92 should_cancel_thread.
93 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
94 parameter.
95
804eb480
ST		 962011-07-22 Sriraman Tallam <tmsriram@google.com>
97
98 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
99 only after checking if it cannot be forced local.
100 * symtab.h (is_externally_visible): Check if the symbol is not forced
101 local.
102
f1ddb600
ILT		 1032011-07-15 Ian Lance Taylor <iant@google.com>
104
105 * options.h (class General_options): Add --print-output-format.
106 Move -EL next to -EB, for better --help output.
107 * target-select.cc: Include <cstdio>, "options.h", and
108 "parameters.h".
109 (Target_selector::do_target_bfd_name): New function.
110 (print_output_format): New function.
111 * target-select.h (class Target_selector): Update declarations.
112 (Target_selector::target_bfd_name): New function.
113 (print_output_format): Declare.
114 * main.cc: Include "target-select.h".
115 (main): Handle --print-output-format.
116 * gold.cc: Include "target-select.h".
117 (queue_initial_tasks): Handle --print-output-format when there are
118 no input files.
119 * parameters.cc (parameters_force_valid_target): Give a better
120 error message if -EB/-EL does not match target.
121 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
122 function.
123
7d172687
ILT		 1242011-07-15 Ian Lance Taylor <iant@google.com>
125
126 * i386.cc (class Output_data_plt_i386): Add layout_ field.
127 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
128 (Output_data_plt_i386::do_write): Write address of .dynamic
129 section to first entry in .got.plt section.
130 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
131 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
132 Initialize layout_.
133 (Output_data_plt_x86_64::do_write): Write address of .dynamic
134 section to first entry in .got.plt section.
135 * layout.h (Layout::dynamic_section): New function.
136
e9552f7e
ST		 1372011-07-13 Sriraman Tallam <tmsriram@google.com>
138
139 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
140 to claim_file call.
141 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
142 input_section_position_, and input_section_glob_.
143 (read_layout_from_file): Call function section_ordering_specified.
144 * layout.h (is_section_ordering_specified): New function.
145 (section_ordering_specified): New function.
146 (section_ordering_specified_): New boolean member.
147 * main.cc(main): Call load_plugins after layout object is defined.
148 * output.cc (Output_section::add_input_section): Use
149 function section_ordering_specified to check if section ordering is
150 needed.
151 * output.cc (Output_section::add_relaxed_input_section): Use
152 function section_ordering_specified to check if section ordering is
153 needed.
154 (Output_section::update_section_layout): New function.
155 (Output_section::sort_attached_input_sections): Check if input section
156 must be reordered.
157 * output.h (Output_section::update_section_layout): New function.
158 * plugin.cc (get_section_count): New function.
159 (get_section_type): New function.
160 (get_section_name): New function.
161 (get_section_contents): New function.
162 (update_section_order): New function.
163 (allow_section_ordering): New function.
164 (Plugin::load): Add the new interfaces to the transfer vector.
165 (Plugin_manager::load_plugins): New parameter.
166 (Plugin_manager::all_symbols_read): New parameter.
167 (Plugin_manager::claim_file): New parameter. Save the elf object for
168 unclaimed objects.
169 (Plugin_manager::get_elf_object): New function.
170 (Plugin_manager::get_view): Change to directly use the bool to check
171 if get_view is called from claim_file_hook.
172 * plugin.h (input_objects): New function
173 (Plugin__manager::load_plugins): New parameter.
174 (Plugin_manager::claim_file): New parameter.
175 (Plugin_manager::get_elf_object): New function.
176 (Plugin_manager::in_claim_file_handler): New function.
177 (Plugin_manager::in_claim_file_handler_): New member.
178 (layout): New function.
179 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
180 handler with an extra parameter. Make the elf object before calling
181 claim_file handler.
182 * testsuite/plugin_test.c (get_section_count): New function pointer.
183 (get_section_type): New function pointer.
184 (get_section_name): New function pointer.
185 (get_section_contents): New function pointer.
186 (update_section_order): New function pointer.
187 (allow_section_ordering): New function pointer.
188 (onload): Check if the new interfaces exist.
189
9446efde
ILT		 1902011-07-13 Ian Lance Taylor <iant@google.com>
191
192 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
193 relro section.
194 * x86_64.cc (Target_x86_64::got_section): Likewise.
195 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
196 (relro_now_test_SOURCES): New variable.
197 (relro_now_test_DEPENDENCIES): New variable.
198 (relro_now_test_LDFLAGS): New variable.
199 (relro_now_test_LDADD): New variable.
200 (relro_now_test.so): New target.
201 * testsuite/Makefile.in: Rebuild.
202
07aa62f2
ILT		 2032011-07-12 Ian Lance Taylor <iant@google.com>
204
205 PR gold/12980
206 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
207 GLOB_DAT relocation rather than a RELATIVE relocation for a
208 protected symbol when creating a shared library.
209 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
210 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
211 * testsuite/protected_main_1.cc (main): Test that protected
212 function has same address.
213
e2153196
ILT		 2142011-07-11 Ian Lance Taylor <iant@google.com>
215
216 PR gold/12979
217 * options.h (class General_options): Add -Bgroup.
218 * options.cc (General_options::finalize): If -Bgroup is set,
219 default to --unresolved-symbols=report-all.
220 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
221 * target-reloc.h (issue_undefined_symbol_error): Handle
222 --unresolved-symbols=report-all.
223
6daf5215
ILT		 2242011-07-08 Ian Lance Taylor <iant@google.com>
225
226 PR gold/11985
227 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
228 if linker script discards key sections.
229 (Layout::create_dynamic_symtab): Likewise.
230 (Layout::assign_local_dynsym_offsets): Likewise.
231 (Layout::sized_create_version_sections): Likewise.
232 (Layout::create_interp): Likewise.
233 (Layout::finish_dynamic_section): Likewise.
234 (Layout::set_dynamic_symbol_size): Likewise.
235
beabb2c6
ILT		 2362011-07-08 Ian Lance Taylor <iant@google.com>
237
238 PR gold/12386
239 * options.h (class General_options): Add --unresolved-symbols.
240 * target-reloc.h (issue_undefined_symbol_error): Check
241 --unresolved-symbols. Add comments.
242
9c16daf1
ILT		 2432011-07-08 Ian Lance Taylor <iant@google.com>
244
245 * testsuite/odr_violation2.cc (Ordering::operator()): Make
246 expression more complex.
247
191f1a2d
ILT		 2482011-07-08 Ian Lance Taylor <iant@google.com>
249
250 PR gold/11317
251 * target-reloc.h (issue_undefined_symbol_error): New inline
252 function, broken out of relocate_section.
253 (relocate_section): Call issue_undefined_symbol_error.
254 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
255 there is no TLS segment if we are about to issue an undefined
256 symbol error.
257 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
258
62855347
ILT		 2592011-07-08 Ian Lance Taylor <iant@google.com>
260
261 PR gold/12279
262 * resolve.cc (Symbol_table::should_override): Add fromtype
263 parameter. Change all callers. Give error when linking together
264 TLS and non-TLS symbol.
265 (Symbol_table::should_override_with_special): Add fromtype
266 parameter. Change all callers.
267 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
268 there is no TLS segment if we have reported some errors.
269 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
270
67181c72
ILT		 2712011-07-08 Ian Lance Taylor <iant@google.com>
272
273 PR gold/12372
274 * target.h (Target::plt_address_for_global): New function.
275 (Target::plt_address_for_local): New function.
276 (Target::plt_section_for_global): Remove.
277 (Target::plt_section_for_local): Remove.
278 (Target::do_plt_address_for_global): New virtual function.
279 (Target::do_plt_address_for_local): New virtual function.
280 (Target::do_plt_section_for_global): Remove.
281 (Target::do_plt_section_for_local): Remove.
282 (Target::register_global_plt_entry): Add Symbol_table and Layout
283 parameters.
284 * output.cc (Output_data_got::Got_entry::write): Use
285 plt_address_for_global and plt_address_for_local.
286 * layout.cc (Layout::add_target_dynamic_tags): Use size and
287 address of output section.
288 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
289 got_irelative_, and irelative_count_ fields. Update
290 declarations.
291 (Output_data_plt_i386::has_irelative_section): New function.
292 (Output_data_plt_i386::entry_count): Add irelative_count_.
293 (Output_data_plt_i386::set_final_data_size): Likewise.
294 (class Target_i386): Add got_irelative_ and rel_irelative_
295 fields. Update declarations.
296 (Target_i386::Target_i386): Initialize new fields.
297 (Target_i386::do_plt_address_for_global): New function replacing
298 do_plt_section_for_global.
299 (Target_i386::do_plt_address_for_local): New function replacing
300 do_plt_section_for_local.
301 (Target_i386::got_section): Create got_irelative_.
302 (Target_i386::rel_irelative_section): New function.
303 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
304 fields. Don't define __rel_iplt_{start,end}.
305 (Output_data_plt_i386::add_entry): Add symtab and layout
306 parameters. Change all callers. Use different PLT and GOT for
307 IFUNC symbols.
308 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
309 layout parameters. Change all callers. Use different PLT and
310 GOT.
311 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
312 (Output_data_plt_i386::rel_irelative): New function.
313 (Output_data_plt_i386::address_for_global): New function.
314 (Output_data_plt_i386::address_for_local): New function.
315 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
316 IRELATIVE GOT when changing IFUNC GOT entries.
317 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
318 reloc.
319 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
320 if we didn't create an IRELATIVE GOT.
321 (Target_i386::Relocate::relocate): Use plt_address_for_global and
322 plt_address_for_local.
323 (Target_i386::do_dynsym_value): Use plt_address_for_global.
324 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
325 got_irelative_, and irelative_count_ fields. Update
326 declarations.
327 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
328 Initialize new fields. Remove symtab parameter. Change all
329 callers.
330 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
331 irelative_count_.
332 (Output_data_plt_x86_64::has_irelative_section): New function.
333 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
334 (class Target_x86_64): Add got_irelative_ and rel_irelative_
335 fields. Update declarations.
336 (Target_x86_64::Target_x86_64): Initialize new fields.
337 (Target_x86_64::do_plt_address_for_global): New function replacing
338 do_plt_section_for_global.
339 (Target_x86_64::do_plt_address_for_local): New function replacing
340 do_plt_section_for_local.
341 (Target_x86_64::got_section): Create got_irelative_.
342 (Target_x86_64::rela_irelative_section): New function.
343 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
344 all callers. Don't create __rel_iplt_{start,end}.
345 (Output_data_plt_x86_64::add_entry): Add symtab and layout
346 parameters. Change all callers. Use different PLT and GOT for
347 IFUNC symbols.
348 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
349 layout parameters. Change all callers. Use different PLT and
350 GOT.
351 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
352 parameters. Change all callers. Use different PLT and GOT for
353 IFUNC symbols.
354 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
355 (Output_data_plt_x86_64::rela_irelative): New function.
356 (Output_data_plt_x86_64::address_for_global): New function.
357 (Output_data_plt_x86_64::address_for_local): New function.
358 (Output_data_plt_x86_64::set_final_data_size): Likewise.
359 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
360 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
361 (Target_x86_64::register_global_plt_entry): Add symtab and layout
362 parameters.
363 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
364 reloc.
365 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
366 symbols if we didn't create an IRELATIVE GOT.
367 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
368 plt_address_for_local.
369 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
370 * testsuite/ifuncvar1.c: New test file.
371 * testsuite/ifuncvar2.c: New test file.
372 * testsuite/ifuncvar3.c: New test file.
373 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
374 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
375 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
376 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
377 * testsuite/Makefile.in: Rebuild.
378
33c15b45
CC		 3792011-07-07 Cary Coutant <ccoutant@google.com>
380
381 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
382 (two_file_test_1_ndebug.o): Likewise.
383 (two_file_test_1b_ndebug.o): Likewise.
384 (two_file_test_2_ndebug.o): Likewise.
385 (two_file_test_main_ndebug.o): Likewise.
386 (incremental_test_2): Link with no-debug versions.
387
f48b5fb7
CC		 3882011-07-06 Cary Coutant <ccoutant@google.com>
389
390 * gold/incremental.cc
391 (Output_section_incremental_inputs::write_info_blocks): Check for
392 hidden and internal symbols.
393
221597a5
CC		 3942011-07-06 Cary Coutant <ccoutant@google.com>
395
396 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
397 Check disposition for startup file.
398 (Incremental_inputs::report_command_line): Ignore
399 --incremental-startup-unchanged option.
400 * options.cc (General_options::parse_incremental_startup_unchanged):
401 New function.
402 (General_options::General_options): Initialize new data member.
403 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
404 (General_options): Add --incremental-startup-unchanged option.
405 (General_options::incremental_startup_disposition): New function.
406 (General_options::incremental_startup_disposition_): New data member.
407
e24719f6
CC		 4082011-07-06 Cary Coutant <ccoutant@google.com>
409
410 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
411 input file index to Script_info ctor.
412 (Sized_incremental_binary::do_file_has_changed): Find the
413 command-line argument for files named in scripts.
414 * incremental.h (Script_info::Script_info): New ctor
415 with input file index.
416 (Script_info::input_file_index): New function.
417 (Script_info::input_file_index_): New data member.
418 (Incremental_binary::get_library): Add const.
419 (Incremental_binary::get_script_info): Add const.
420 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
421 * testsuite/Makefile.am (incremental_test_5): New test case.
422 (incremental_test_6): New test case.
423 * testsuite/Makefile.in: Regenerate.
424
8f7c81e8
CC		 4252011-07-06 Cary Coutant <ccoutant@google.com>
426
427 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
428 debug output when command lines differ.
429
9fbd3822
CC		 4302011-07-06 Cary Coutant <ccoutant@google.com>
431
432 * incremental.cc (Incremental_inputs::report_command_line): Ignore
433 --incremental-patch option.
434 * layout.cc (Free_list::allocate): Extend allocation beyond original
435 end if enabled.
436 (Layout::make_output_section): Mark sections that should get
437 patch space.
438 * options.cc (parse_percent): New function.
439 * options.h (parse_percent): New function.
440 (DEFINE_percent): New macro.
441 (General_options): Add --incremental-patch option.
442 * output.cc (Output_section::Output_section): Initialize new data
443 members.
444 (Output_section::add_input_section): Print section name when out
445 of patch space.
446 (Output_section::add_output_section_data): Likewise.
447 (Output_section::set_final_data_size): Add patch space when
448 doing --incremental-full.
449 (Output_section::do_reset_address_and_file_offset): Remove patch
450 space.
451 (Output_segment::set_section_list_addresses): Print debug output
452 only if --incremental-update.
453 * output.h (Output_section::set_is_patch_space_allowed): New function.
454 (Output_section::is_patch_space_allowed_): New data member.
455 (Output_section::patch_space_): New data member.
456 * parameters.cc (Parameters::incremental_full): New function.
457 * parameters.h (Parameters::incremental_full): New function
458 * testsuite/Makefile.am (incremental_test_2): Add test for
459 --incremental-patch option.
460 * testsuite/Makefile.in: Regenerate.
461 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
462 (t18): Remove function body.
463
f6cccc2c
DK		 4642011-07-05 Doug Kwan <dougkwan@google.com>
465
466 PR gold/12771
467 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
468 Arm_Address type for relocation result.
469 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
470 overflow check.
471 (Arm_relocate_functions::abs32): Use unaligned access.
472 (Arm_relocate_functions::rel32): Ditto.
473 (Arm_relocate_functions::prel31): Ditto.
474 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
475 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
476 static data relocations.
477 * testsuite/Makefile.in: Regnerate.
478 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
479
28a13fec
ILT		 4802011-07-05 Ian Lance Taylor <iant@google.com>
481
482 PR gold/12392
483 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
484 symbols if necessary.
485 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
486
24d47b34
ILT		 4872011-07-05 Ian Lance Taylor <iant@google.com>
488
489 PR gold/12952
490 * resolve.cc (Symbol::override_base_with_special): Simply override
491 version with special symbol version, ignoring previous version.
492
41f9cbbe
ILT		 4932011-07-05 Ian Lance Taylor <iant@google.com>
494
495 * object.cc (Sized_relobj_file::include_section_group): Add
496 information to comment about signature location.
497
886288f1
ILT		 4982011-07-02 Ian Lance Taylor <iant@google.com>
499
500 PR gold/12957
501 * options.h (class General_options): Add -f and -F.
502 * options.cc (General_options::finalize): Fatal error if -f/-F
503 are used without -shared.
504 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
505
ae3a6d4f
ILT		 5062011-07-02 Ian Lance Taylor <iant@google.com>
507
508 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
509
21131061
ILT		 5102011-07-01 Ian Lance Taylor <iant@google.com>
511
512 PR gold/12525
513 PR gold/12952
514 * resolve.cc (Symbol::override_base_with_special): Don't override
515 the version if the overriding symbol has a different name.
516 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
517 all callers. If we give an error about an undefined version,
518 define the base version if necessary.
519 * dynobj.h (class Versions): Update declaration.
520 * testsuite/weak_alias_test_5.cc: New file.
521 * testsuite/weak_alias_test.script: New file.
522 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
523 and versioned_alias have the right value, and call t2.
524 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
525 weak_alias_test_5.so.
526 (weak_alias_test_LDADD): Likewise.
527 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
528 * testsuite/Makefile.in: Rebuild.
529
611062c0
ILT		 5302011-07-01 Ian Lance Taylor <iant@google.com>
531
532 PR gold/12525
533 * options.h (class General_options): Support -z notext.
534 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
535 -Wl,-z,notext.
536 (two_file_shared_nonpic.so): Likewise.
537 (two_file_shared_mixed.so): Likewise.
538 (two_file_shared_mixed_1.so): Likewise.
539 (weak_undef_lib_nonpic.so): Likewise.
540 (alt/weak_undef_lib_nonpic.so): Likewise.
541 (tls_test_shared_nonpic.so): Likewise.
542 * testsuite/Makefile.in: Rebuild.
543
328c7c2f
ILT		 5442011-07-01 Ian Lance Taylor <iant@google.com>
545
546 PR gold/12525
547 * configure.ac: Test whether static linking works, setting
548 the automake conditional HAVE_STATIC.
549 * testsuite/Makefile.am: Disable tests using -static if
550 HAVE_STATIC is not true.
551 * configure, testsuite/Makefile.in: Rebuild.
552
02d7cd44
ILT		 5532011-07-01 Ian Lance Taylor <iant@google.com>
554
555 PR gold/12525
556 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
557 Assert if we see DW_EH_PE_indirect.
558 * target.h (Target::ehframe_datarel_base): New function.
559 (Target::do_ehframe_datarel_base): New target function.
560 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
561 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
562 function.
563
07a60597
ILT		 5642011-07-01 Ian Lance Taylor <iant@google.com>
565
566 PR gold/12571
567 * options.h (class General_options): Add
568 --ld-generated-unwind-info.
569 * ehframe.cc (Fde::write): Add address parameter. Change all
570 callers. If associated with PLT, fill in address and size.
571 (Cie::set_output_offset): Only add merge mapping if there is an
572 object.
573 (Cie::write): Add address parameter. Change all callers.
574 (Eh_frame::add_ehframe_for_plt): New function.
575 * ehframe.h (class Fde): Update declarations. Move shndx_ and
576 input_offset_ fields into union u_, with new plt field.
577 (Fde::Fde): Adjust for new union field.
578 (Fde::Fde) [Output_data version]: New constructor.
579 (Fde::add_mapping): Only add merge mapping if there is an object.
580 (class Cie): Update declarations.
581 (class Eh_frame): Declare add_ehframe_for_plt.
582 * layout.cc (Layout::layout_eh_frame): Break out code into
583 make_eh_frame_section, and call it.
584 (Layout::make_eh_frame_section): New function.
585 (Layout::add_eh_frame_for_plt): New function.
586 * layout.h (class Layout): Update declarations.
587 * merge.cc (Merge_map::add_mapping): Add assertion.
588 * i386.cc: Include "dwarf.h".
589 (class Output_data_plt_i386): Make first_plt_entry,
590 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
591 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
592 and plt_eh_frame_fde.
593 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
594 boundary. Call add_eh_frame_for_plt if appropriate.
595 * x86_64.cc: Include "dwarf.h".
596 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
597 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
598 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
599 and plt_eh_frame_fde.
600 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
601 appropriate.
602
14788a3f
ILT		 6032011-06-29 Ian Lance Taylor <iant@google.com>
604
605 PR gold/12629
606 * object.cc (Sized_relobj_file::layout_section): Change shdr
607 parameter to be const.
608 (Sized_relobj_file::layout_eh_frame_section): New function, broken
609 out of do_layout.
610 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
611 appropriate. Call layout_eh_frame_section.
612 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
613 sections.
614 * object.h (class Sized_relobj_file): Update declarations.
615
6c21fce1
ILT		 6162011-06-29 Ian Lance Taylor <iant@google.com>
617
37e41b03 618 PR gold/12652
6c21fce1
ILT		 619 * script.cc (Token::integer_value): Accept trailing M/m/K/k
620 modifier.
621 (Lex::gather_token): Accept trailing M/m/K/k for integers.
622
4d5e4e62
ILT		 6232011-06-29 Ian Lance Taylor <iant@google.com>
624
625 PR gold/12675
626 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
627 SHT_X86_64_UNWIND.
628 * layout.cc (Layout::layout_eh_frame): Likewise.
629
886f533a
ILT		 6302011-06-29 Ian Lance Taylor <iant@google.com>
631
632 PR gold/12695
633 * layout.cc (Layout::symtab_section_shndx): New function.
634 * layout.h (class Layout): Declare symtab_section_shndx.
635 * output.cc (Output_section::write_header): Call it.
636
f3ae1b28
ILT		 6372011-06-29 Ian Lance Taylor <iant@google.com>
638
639 PR gold/12818
640 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
641 symbols which are not used in a relocation.
642
aecf301f
ILT		 6432011-06-28 Ian Lance Taylor <iant@google.com>
644
645 PR gold/12898
646 * layout.cc (Layout::segment_precedes): Don't crash if a linker
647 script create indistinguishable segments.
648 (Layout::set_segment_offsets): Use stable_sort when sorting
649 segments. Pass this to Compare_segments constructor.
650 * layout.h (class Layout): Make segment_precedes non-static.
651 (class Compare_segments): Change from struct to class. Add
652 layout_ field. Add constructor.
653 * script-sections.cc
654 (Script_sections::attach_sections_using_phdrs_clause): Rename
655 local orphan to is_orphan. Don't report failure to put empty
656 section in segment. On attachment failure, report name of
657 section, and attach to first PT_LOAD segment.
658
03ef7571
ILT		 6592011-06-28 Ian Lance Taylor <iant@google.com>
660
661 PR gold/12934
662 * target-select.cc (Target_selector::Target_selector): Add
663 emulation parameter. Change all callers.
664 (select_target_by_bfd_name): Rename from select_target_by_name.
665 Change all callers.
666 (select_target_by_emulation): New function.
667 (supported_emulation_names): New function.
668 * target-select.h (class Target_selector): Add emulation_ field.
669 Update declarations.
670 (Target_selector::recognize_by_bfd_name): Rename from
671 recognize_by_name. Change all callers.
672 (Target_selector::supported_bfd_names): Rename from
673 supported_names. Change all callers.
674 (Target_selector::recognize_by_emulation): New function.
675 (Target_selector::supported_emulations): New function.
676 (Target_selector::emulation): New function.
677 (Target_selector::do_recognize_by_bfd_name): Rename from
678 do_recognize_by_name. Change all callers.
679 (Target_selector::do_supported_bfd_names): Rename from
680 do_supported_names. Change all callers.
681 (Target_selector::do_recognize_by_emulation): New function.
682 (Target_selector::do_supported_emulations): New function.
683 (select_target_by_bfd_name): Change name in declaration.
684 (select_target_by_emulation): Declare.
685 (supported_emulation_names): Declare.
686 * parameters.cc (parameters_force_valid_target): Try to find
687 target based on emulation from -m option.
688 * options.h (class General_options): Change doc string for -m.
689 * options.cc (help): Print emulations.
690 (General_options::parse_V): Likewise.
691 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
692 Add emulation parameter. Change all callers.
693
200b2bb9
ILT		 6942011-06-28 Ian Lance Taylor <iant@google.com>
695
696 * target.h (class Target): Add osabi_ field.
697 (Target::osabi): New function.
698 (Target::set_osabi): New function.
699 (Target::Target): Initialize osabi_.
700 (Target::do_adjust_elf_header): Make pure virtual.
701 (Sized_target::do_adjust_elf_header): Declare.
702 * target.cc (Sized_target::do_adjust_elf_header): New function.
703 (class Sized_target): Instantiate all versions.
704 * freebsd.h (class Target_freebsd): Remove.
705 (Target_selector_freebsd::do_recognize): Call set_osabi on
706 Target.
707 (Target_selector_freebsd::do_recognize_by_name): Likewise.
708 (Target_selector_freebsd::set_osabi): Remove.
709 * i386.cc (class Target_i386): Inherit from Sized_target rather
710 than Target_freebsd.
711 * x86_64.cc (class Target_x86_64): Likewise.
712
b3ce541e
ILT		 7132011-06-28 Ian Lance Taylor <iant@google.com>
714
715 * target.h (Target::can_check_for_function_pointers): Rewrite.
716 Make non-virtual.
717 (Target::can_icf_inline_merge_sections): Likewise.
718 (Target::section_may_have_icf_unsafe_poineters): Likewise.
719 (Target::Target_info): Add can_icf_inline_merge_sections field.
720 (Target::do_can_check_for_function_pointers): New virtual
721 function.
722 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
723 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
724 from can_check_for_function_pointers, move in file.
725 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
726 section_may_have_icf_unsafe_poineters, move in file.
727 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
728 * i386.cc (Target_i386::do_can_check_for_function_pointers):
729 Rename from can_check_for_function_pointers, move in file.
730 (Target_i386::can_icf_inline_merge_sections): Remove.
731 (Target_i386::i386_info): Initialize
732 can_icf_inline_merge_sections.
733 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
734 Initialize can_icf_inline_merge_sections.
735 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
736 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
737 Rename from can_check_for_function_pointers, move in file.
738 (Target_x86_64::can_icf_inline_merge_sections): Remove.
739 (Target_x86_64::x86_64_info): Initialize
740 can_icf_inline_merge_sections.
741 * testsuite/testfile.cc (Target_test::test_target_info):
742 Likewise.
743 * icf.cc (get_section_contents): Correct formatting.
744
6d1c4efb
ILT		 7452011-06-27 Ian Lance Taylor <iant@google.com>
746
747 * symtab.cc (Symbol::versioned_name): New function.
748 (Symbol_table::add_to_final_symtab): Use versioned_name when
749 appropriate.
750 (Symbol_table::sized_write_symbol): Likewise.
751 * symtab.h (class Symbol): Declare versioned_name.
752 * stringpool.h (class Stringpool_template): Add variant of add
753 which takes a std::basic_string.
754 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
755 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
756 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
757 (ver_test_12.o): New target.
758 * testsuite/Makefile.in: Rebuild.
759
57eb9b50
DK		 7602011-06-27 Doug Kwan <dougkwan@google.com>
761
762 * arm.cc (Arm_relocate_functions::thm_jump8,
763 Arm_relocate_functions::thm_jump11): Use a wider signed
764 type to compute offset.
765 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
766 arm_thm_jump8.
767 * testsuite/Makefile.in: Regenerate.
768 * testsuite/arm_branch_in_range.sh: Check test results of
769 arm_thm_jump11 and arm_thm_jump8.
770 * testsuite/arm_thm_jump11.s: New test source file.
771 * testsuite/arm_thm_jump11.t: New linker script.
772 * testsuite/arm_thm_jump8.s: New test source file.
773 * testsuite/arm_thm_jump8.t: New linker script.
774
487b39df
ILT		 7752011-06-24 Ian Lance Taylor <iant@google.com>
776
777 * layout.cc: Include "object.h".
778 (ctors_sections_in_init_array): New static variable.
779 (Layout::is_ctors_in_init_array): New function.
780 (Layout::layout): Add entry to ctors_sections_in_init_array if
781 appropriate.
782 * layout.h (class Layout): Declare is_ctors_in_init_array.
783 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
784 is_ctors_reverse_view is set.
785 (Sized_relobj_file::write_sections): Add layout parameter. Change
786 all callers. Set is_ctors_reverse_view field of View_size.
787 (Sized_relobj_file::reverse_words): New function.
788 * object.h (Sized_relobj_file::View_size): Add
789 is_ctors_reverse_view field.
790 (class Sized_relobj_file): Update declarations.
791 * testsuite/initpri3.c: New test.
792 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
793 initpri3b.
794 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
795 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
796 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
797 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
798 * testsuite/Makefile.in: Rebuild.
799
472076e4
CC		 8002011-06-24 Cary Coutant <ccoutant@google.com>
801
802 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
803 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
804 (debug_msg_cdebug.err): New targets.
805 * testsuite/Makefile.in: Regenerate.
806 * testsuite/debug_msg.sh: Check output of link with compressed debug.
807 Fix checks for link with shared library.
808
a60af0db
DK		 8092011-06-24 Doug Kwan <dougkwan@google.com>
810
811 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
812 skip empty text sections.
813 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
814
5393d741
ILT		 8152011-06-22 Ian Lance Taylor <iant@google.com>
816
817 PR gold/12910
818 * options.h (class General_options): Add --ctors-in-init-array.
819 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
820 friends as SHT_PROGBITS for merging sections.
821 (Layout::layout): Remove special handling of .init_array and
822 friends. Don't sort if doing relocatable link. Sort for .ctors
823 and .dtors if ctors_in_init_array.
824 (Layout::make_output_section): Force correct section types for
825 .init_array and friends. Don't sort if doing relocatable link,
826 Don't sort .ctors and .dtors if ctors_in_init_array.
827 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
828 (Layout::output_section_name): Add relobj parameter. Change all
829 callers. Handle .ctors. and .dtors. in code rather than table.
830 Handle .ctors and .dtors if ctors_in_init_array.
831 (Layout::match_file_name): New function, moved from output.cc.
832 * layout.h (class Layout): Update declarations.
833 * output.cc: Include "layout.h".
834 (Input_section_sort_entry::get_priority): New function.
835 (Input_section_sort_entry::match_file_name): Just call
836 Layout::match_file_name.
837 (Output_section::Input_section_sort_init_fini_compare::operator()):
838 Handle .ctors and .dtors. Sort by explicit priority rather than
839 by name.
840 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
841 * testsuite/initpri2.c: New test.
842 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
843 (check_PROGRAMS): Add initpri2.
844 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
845 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
846 * configure, testsuite/Makefile.in: Rebuild.
847
e1f74f98
ILT		 8482011-06-19 Ian Lance Taylor <iant@google.com>
849
850 PR gold/12880
851 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
852 .interp section to a PT_INTERP segment even if we have seen a
853 --dynamic-linker option. Don't do it if we have seen a PHDRS
854 clause in a linker script.
855 (Layout::finalize): Don't create a .interp section if we've
856 already create a PT_INTERP segment.
857 (Layout::create_interp): Always call choose_output_section (revert
858 patch of 2011-06-17). Don't create PT_INTERP segment.
859 * script-sections.cc
860 (Script_sections::create_note_and_tls_segments): Add a .interp
861 section to a PT_INTERP segment even if we have seen a
862 --dynamic-linker option.
863
766f91bb
ILT		 8642011-06-18 Ian Lance Taylor <iant@google.com>
865
866 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
867 merely because a non-PT_LOAD segment has a dynamic reloc.
868
0d212c3a
ILT		 8692011-06-18 Ian Lance Taylor <iant@google.com>
870
871 * layout.cc (Layout::finish_dynamic_section): Don't create
872 DT_FLAGS entry if not needed.
873
911a5072
ILT		 8742011-06-18 Ian Lance Taylor <iant@google.com>
875
876 PR gold/12745
877 * layout.cc (Layout::layout_eh_frame): Correct handling of
878 writable .eh_frame section.
879
534b4e5f
ILT		 8802011-06-17 Ian Lance Taylor <iant@google.com>
881
882 PR gold/12893
883 * resolve.cc (Symbol_table::resolve): Don't give an error if a
884 symbol is redefined with the exact same object and value.
885
10b4f102
ILT		 8862011-06-17 Ian Lance Taylor <iant@google.com>
887
888 PR gold/12880
889 * layout.h (class Layout): Add interp_segment_ field.
890 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
891 (Layout::attach_allocated_section_to_segment): If making shared
892 library, put .interp section in PT_INTERP segment.
893 (Layout::finalize): Also call create_interp if -dynamic-linker
894 option was used.
895 (Layout::create_interp): Assert that there is no PT_INTERP
896 segment. If not using a SECTIONS clause, use make_output_section.
897 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
898 * script-sections.cc
899 (Script_sections::create_note_and_tls_segments): If making shared
900 library, put .interp section in PT_INTERP segment.
901
a29b0dad
ILT		 9022011-06-17 Ian Lance Taylor <iant@google.com>
903
e588ea8d
ILT		 904 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
905 when making a shared library.
906
9072011-06-17 Ian Lance Taylor <iant@google.com>
908
909 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
910 parameter. Change all callers. Don't issue warning about PC32
911 against locally defined symbol.
a29b0dad 912
9d3b0698
ILT		 9132011-06-16 Ian Lance Taylor <iant@google.com>
914
915 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
916 occurs in same object.
917
85b0f90c
AM		 9182011-06-14 Alan Modra <amodra@gmail.com>
919
920 * po/POTFILES.in: Regenerate.
921
a94907d9
ILT		 9222011-06-09 Ian Lance Taylor <iant@google.com>
923
924 * script-sections.cc
925 (Orphan_output_section::set_section_addresses): For a relocatable
926 link set address to 0.
927
4fb3a1c3
CC		 9282011-06-09 Cary Coutant <ccoutant@google.com>
929
930 PR gold/12804
931 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
932 used with --compress-debug-sections.
933 * gold/object.cc (Sized_relobj_file::do_layout): Report
934 uncompressed size of compressed input sections.
935
61220854
CC		 9362011-06-08 Cary Coutant <ccoutant@google.com>
937
938 PR gold/12804
939 * testsuite/two_file_test_2_v1.cc: Change initialization of
940 v2 to keep it in .data.
941
e6455dfb
CC		 9422011-06-07 Cary Coutant <ccoutant@google.com>
943
944 * common.cc (Symbol_table::do_allocate_commons_list): Call
945 gold_fallback.
946 * errors.cc (Errors::fatal): Adjust call to gold_exit.
947 (Errors::fallback): New function.
948 (gold_fallback): New function.
949 * errors.h (Errors::fallback): New function.
950 * gold.cc (gold_exit): Change status parameter to enum; adjust
951 all callers.
952 (queue_initial_tasks): Call gold_fallback.
953 * gold.h: Include cstdlib.
954 (Exit_status): New enum type.
955 (gold_exit): Change status parameter to enum.
956 (gold_fallback): New function.
957 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
958 (Layout::create_symtab_sections): Likewise.
959 (Layout::create_shdrs): Likewise.
960 * main.cc (main): Adjust call to gold_exit.
961 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
962 (Output_data_got::add_got_entry_pair): Likewise.
963 (Output_section::add_input_section): Likewise.
964 (Output_section::add_output_section_data): Likewise.
965 (Output_segment::set_section_list_addresses): Likewise.
966 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
967
fb0e076f
CC		 9682011-06-07 Cary Coutant <ccoutant@google.com>
969
970 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
971 for incremental links.
972 * output.cc (Output_segment::set_section_list_addresses): Remove
973 FIXME and test for TLS or BSS.
974
a5ee4d5d
CC		 9752011-06-07 Cary Coutant <ccoutant@google.com>
976
977 * testsuite/Makefile.am: Add incremental_copy_test,
978 incremental_common_test_1.
979 * testsuite/Makefile.in: Regenerate.
980 * testsuite/common_test_1_v1.c: New source file.
981 * testsuite/common_test_1_v2.c: New source file.
982 * testsuite/copy_test_v1.cc: New source file.
983
5146f448
CC		 9842011-06-07 Cary Coutant <ccoutant@google.com>
985
986 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
987 update, allocate common from bss section's free list.
988 * incremental-dump.cc (dump_incremental_inputs): Print flag for
989 linker-defined symbols.
990 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
991 Skip GOT and PLT entries that are no longer referenced.
992 (Output_section_incremental_inputs::write_info_blocks): Mark
993 linker-defined symbols.
994 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
995 * output.cc (Output_section::allocate): New function.
996 * output.h (Output_section::allocate): New function.
997 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
998 linker-defined symbols.
999 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1000 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1001 (Symbol::init_base_output_data): Likewise.
1002 (Symbol::init_base_output_segment): Likewise.
1003 (Symbol::init_base_constant): Likewise.
1004 (Sized_symbol::init_output_data): Likewise.
1005 (Sized_symbol::init_output_segment): Likewise.
1006 (Sized_symbol::init_constant): Likewise.
1007 (Symbol_table::do_define_in_output_data): Likewise.
1008 (Symbol_table::do_define_in_output_segment): Likewise.
1009 (Symbol_table::do_define_as_constant): Likewise.
1010 * symtab.h (Symbol::is_predefined): New function.
1011 (Symbol::init_base_output_data): Add is_predefined parameter.
1012 (Symbol::init_base_output_segment): Likewise.
1013 (Symbol::init_base_constant): Likewise.
1014 (Symbol::is_predefined_): New data member.
1015 (Sized_symbol::init_output_data): Add is_predefined parameter.
1016 (Sized_symbol::init_output_segment): Likewise.
1017 (Sized_symbol::init_constant): Likewise.
1018 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1019
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CC		 10202011-06-07 Cary Coutant <ccoutant@google.com>
1021
1022 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1023 instead of emit_copy_reloc.
1024 (Copy_relocs::emit_copy_reloc): Refactor.
1025 (Copy_relocs::make_copy_reloc): New function.
1026 (Copy_relocs::add_copy_reloc): Remove.
1027 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1028 section.
1029 (Copy_relocs::make_copy_reloc): New function.
1030 (Copy_relocs::add_copy_reloc): Remove.
1031 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1032 unchanged input files.
1033 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1034 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1035 Reserve BSS space for COPY relocations.
1036 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1037 (Output_section_incremental_inputs::write_info_blocks): Record
1038 whether a symbol is copied from a shared object.
1039 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1040 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1041 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1042 (Incremental_input_entry_reader::get_output_symbol_index): Add
1043 is_copy parameter.
1044 (Incremental_binary::emit_copy_relocs): New function.
1045 (Incremental_binary::do_emit_copy_relocs): New function.
1046 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1047 new data member.
1048 (Sized_incremental_binary::add_copy_reloc): New function.
1049 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1050 (Sized_incremental_binary::Copy_reloc): New struct.
1051 (Sized_incremental_binary::Copy_relocs): New typedef.
1052 (Sized_incremental_binary::copy_relocs_): New data member.
1053 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1054 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1055 * target.h (Sized_target::emit_copy_reloc): New function.
1056 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1057
7cdb37d9
CC		 10582011-06-02 Cary Coutant <ccoutant@google.com>
1059
1060 PR gold/12163
1061 * gold/archive.cc (Archive::Archive): Initialize new data member.
1062 (Archive::include_all_members): Return if archive has already been
1063 included.
1064 * gold/archive.h (Archive::include_all_members_): New data member.
1065
cc643b88
NC		 10662011-06-02 Nick Clifton <nickc@redhat.com>
1067
1068 * dynobj.h: Fix spelling mistake in comment.
1069 * output.cc: Likewise.
1070
f62a3ca7
DK		 10712011-05-31 Doug Kwan <dougkwan@google.com>
1072 Asier Llano
1073
1074 PR gold/12826
cc643b88 1075 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
f62a3ca7
DK		 1076 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1077 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1078 redundant arm_exidx_test.so.
1079 * testsuite/Makefile.in: Regenerate.
1080 (check_SCRIPTS): Add pr12826.sh
1081 (check_DATA): Add pr12826.stdout
1082 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1083 * testsuite/pr12826.sh: New file.
1084 * testsuite/pr12826_1.s: Ditto.
1085 * testsuite/pr12826_1.s: Ditto.
1086
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ILT		 10872011-05-30 Ian Lance Taylor <iant@google.com>
1088
1089 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1090 sections.
1091
c49875be
ILT		 10922011-05-29 Ian Lance Taylor <iant@google.com>
1093
1094 PR gold/12804
1095 * testsuite/Makefile.am: Use different file name for two_file_test
1096 temporary file for each incremental test.
1097 * testsuite/Makefile.in: Rebuild.
1098
69d53f7a
ILT		 10992011-05-29 Ian Lance Taylor <iant@google.com>
1100
1101 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1102 binary input file is empty.
1103
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ILT		 11042011-05-27 Ian Lance Taylor <iant@google.com>
1105
1106 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1107 (ver_test_9.so): Likewise.
1108 * testsuite/Makefile.in: Rebuild.
1109
89d8a36b
CC		 11102011-05-26 Cary Coutant <ccoutant@google.com>
1111
1112 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1113 * incremental.cc (Incremental_inputs::report_input_section): Fix
1114 comment, indentation.
1115 (Incremental_inputs::report_comdat_group): New function.
1116 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1117 of data for incremental input file entry.
1118 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1119 group count, COMDAT group signatures.
1120 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1121 an unchanged input file.
1122 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1123 Initialize new data member.
1124 (Incremental_object_entry::add_comdat_group): New function.
1125 (Incremental_object_entry::get_comdat_group_count): New function.
1126 (Incremental_object_entry::get_comdat_signature_key): New function.
1127 (Incremental_object_entry::groups_): New data member.
1128 (Incremental_inputs::report_comdat_group): New function.
1129 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1130 data for incremental input file entry.
1131 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1132 (Incremental_input_entry_reader::get_input_section): Adjust size of
1133 data for incremental input file entry.
1134 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1135 (Incremental_input_entry_reader::get_comdat_group_signature): New
1136 function.
1137 * object.cc (Sized_relobj::include_section_group): Report kept
1138 COMDAT groups for incremental links.
1139
1706a06f
ILT		 11402011-05-24 David Meyer <pdox@google.com>
1141
1142 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1143 with name parameter. Add found_name parameter.
1144 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1145 * dirsearch.h (class Dirsearch): Update declaration.
1146
a10ae760
ILT		 11472011-05-24 Ian Lance Taylor <iant@google.com>
1148
1149 * archive.cc (Library_base::should_include_member): Pull in object
1150 from archive if it defines the entry symbol.
1151 * parameters.cc (Parameters::entry): New function.
1152 * parameters.h (class Parameters): Declare entry.
1153 * output.h (class Output_file_header): Remove entry_ field.
1154 * output.cc (Output_file_header::Output_file_header): Remove entry
1155 parameter. Change all callers.
1156 (Output_file_header::entry): Use parameters->entry.
1157 * gold.cc (queue_middle_tasks): Likewise.
1158 * plugin.cc (Plugin_hook::run): Likewise.
1159
aa92d6ed
CC		 11602011-05-24 Cary Coutant <ccoutant@google.com>
1161
1162 * gold.cc (queue_initial_tasks): Pass incremental base filename
1163 to Output_file::open_base_file; don't print error message.
1164 * incremental-dump.cc (main): Adjust call to
1165 Output_file::open_for_modification.
1166 * incremental-dump.cc (main): Likewise.
1167 * incremental.cc (Incremental_inputs::report_command_line):
1168 Ignore --incremental-base option when comparing command lines.
1169 Ignore parameter when given as separate argument.
1170 * options.h (class General_options): Add --incremental-base.
1171 * output.cc (Output_file::Output_file):
1172 (Output_file::open_base_file): Add base_name and writable parameters;
1173 read base file into new file; print error message here.
1174 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1175 callers.
1176 * output.h (Output_file::open_for_modification): Rename to...
1177 (Output_file::open_base_file): ...this; add base_name and
1178 writable parameters; adjust all callers.
1179 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1180 callers.
1181 * testsuite/Makefile.am (incremental_test_4): Test
1182 --incremental-base.
1183 * testsuite/Makefile.in: Regenerate.
1184
2eedd706
CC		 11852011-05-24 Cary Coutant <ccoutant@google.com>
1186
1187 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1188 incremental_test_4.
1189 * testsuite/Makefile.in: Regenerate.
1190 * testsuite/two_file_test_1_v1.cc: New test source file.
1191 * testsuite/two_file_test_1b_v1.cc: New test source file.
1192 * testsuite/two_file_test_2_v1.cc: New test source file.
1193
0f1c85a6
CC		 11942011-05-24 Cary Coutant <ccoutant@google.com>
1195
1196 * dynobj.h (Dynobj::do_dynobj): New function.
1197 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1198 flag and soname for shared objects.
1199 * incremental.cc (Incremental_inputs::report_object): Make
1200 either Incremental_object_entry or Incremental_dynobj_entry; add
1201 soname to string table.
1202 (Incremental_inputs::report_input_section): Add assertion.
1203 (Output_section_incremental_inputs::set_final_data_size): Adjust
1204 type of input file entry for shared libraries; adjust size of
1205 shared library info entry.
1206 (Output_section_incremental_inputs::write_input_files): Write
1207 as_needed flag for shared libraries.
1208 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1209 of input file entry for shared libraries; write soname.
1210 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1211 soname from incremental info.
1212 * incremental.h (enum Incremental_input_flags): Add
1213 INCREMENTAL_INPUT_AS_NEEDED.
1214 (Incremental_input_entry::Incremental_input_entry): Initialize new
1215 data member.
1216 (Incremental_input_entry::set_as_needed): New function.
1217 (Incremental_input_entry::as_needed): New function.
1218 (Incremental_input_entry::do_dynobj_entry): New function.
1219 (Incremental_input_entry::as_needed_): New data member.
1220 (Incremental_object_entry::Incremental_object_entry): Don't check
1221 for shared library.
1222 (Incremental_object_entry::do_type): Likewise.
1223 (class Incremental_dynobj_entry): New class.
1224 (Incremental_input_entry_reader::as_needed): New function.
1225 (Incremental_input_entry_reader::get_soname): New function.
1226 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1227 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1228 size of shared library info entry.
1229 * layout.cc (Layout::finish_dynamic_section): Don't test for
1230 incremental link when adding DT_NEEDED entries.
1231 * object.h (Object::Object): Initialize new data member.
1232 (Object::dynobj): New function.
1233 (Object::set_as_needed): New function.
1234 (Object::as_needed): New function.
1235 (Object::do_dynobj): New function.
1236 (Object::as_needed_): New data member.
1237
6fa2a40b
CC		 12382011-05-24 Cary Coutant <ccoutant@google.com>
1239
1240 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1241 info; adjust display of GOT entries.
1242 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1243 vector of input objects; remove file_status_.
1244 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1245 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1246 got_plt reader; call target hooks to reserve GOT entries.
1247 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1248 of input file info header and GOT info entry.
1249 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1250 relocation info.
1251 (Got_plt_view_info::got_descriptor): Remove.
1252 (Got_plt_view_info::sym_index): New data member.
1253 (Got_plt_view_info::input_index): New data member.
1254 (Local_got_offset_visitor::visit): Write input file index.
1255 (Global_got_offset_visitor::visit): Write 0 for input file index.
1256 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1257 with sym_index and input_index.
1258 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1259 incremental info GOT entry; replace got_descriptor with input_index.
1260 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1261 map from input file index to object.
1262 (Sized_relobj_incr::do_layout): Replace direct data member reference
1263 with accessor function.
1264 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1265 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1266 Adjust size of input file info header.
1267 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1268 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1269 (Incremental_input_entry_reader::get_input_section): Adjust size of
1270 input file info header.
1271 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1272 of incremental info GOT entry.
1273 (Incremental_got_plt_reader::get_got_desc): Remove.
1274 (Incremental_got_plt_reader::get_got_symndx): New function.
1275 (Incremental_got_plt_reader::get_got_input_index): New function.
1276 (Sized_incremental_binary::Sized_incremental_binary): Remove
1277 file_status_; add input_objects_.
1278 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1279 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1280 (Sized_incremental_binary::file_is_unchanged): Remove.
1281 (Sized_incremental_binary::set_input_object): New function.
1282 (Sized_incremental_binary::input_object): New function.
1283 (Sized_incremental_binary::file_status_): Remove.
1284 (Sized_incremental_binary::input_objects_): New data member.
1285 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1286 references.
1287 (Sized_relobj_incr::invalid_address): Move to base class.
1288 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1289 class.
1290 (Sized_relobj_incr::do_output_section_offset): Likewise.
1291 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1292 (Sized_relobj_incr::section_offsets_): Likewise.
1293 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1294 function.
1295 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1296 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1297 with accessor function.
1298 (Sized_relobj_file::do_layout): Likewise.
1299 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1300 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1301 (Sized_relobj_file::compute_final_local_value): Replace refs to
1302 section_offsets_ with accessor function.
1303 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1304 * object.h (Relobj::Relobj): Initialize new data members.
1305 (Relobj::add_dyn_reloc): New function.
1306 (Relobj::first_dyn_reloc): New function.
1307 (Relobj::dyn_reloc_count): New function.
1308 (Relobj::first_dyn_reloc_): New data member.
1309 (Relobj::dyn_reloc_count_): New data member.
1310 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1311 references.
1312 (Sized_relobj::Address): New typedef.
1313 (Sized_relobj::invalid_address): Move here from child class.
1314 (Sized_relobj::Sized_relobj): Initialize new data members.
1315 (Sized_relobj::sized_relobj): New function.
1316 (Sized_relobj::is_output_section_offset_invalid): Move here from
1317 child class.
1318 (Sized_relobj::get_output_section_offset): Likewise.
1319 (Sized_relobj::local_has_got_offset): Likewise.
1320 (Sized_relobj::local_got_offset): Likewise.
1321 (Sized_relobj::set_local_got_offset): Likewise.
1322 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1323 (Sized_relobj::clear_got_offsets): New function.
1324 (Sized_relobj::section_offsets): Move here from child class.
1325 (Sized_relobj::do_output_section_offset): Likewise.
1326 (Sized_relobj::do_set_section_offset): Likewise.
1327 (Sized_relobj::Local_got_offsets): Likewise.
1328 (Sized_relobj::local_got_offsets_): Likewise.
1329 (Sized_relobj::section_offsets_): Likewise.
1330 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1331 references.
1332 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1333 class.
1334 (Sized_relobj_file::sized_relobj): New function
1335 (Sized_relobj_file::local_has_got_offset): Move to base class.
1336 (Sized_relobj_file::local_got_offset): Likewise.
1337 (Sized_relobj_file::set_local_got_offset): Likewise.
1338 (Sized_relobj_file::get_output_section_offset): Likewise.
1339 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1340 (Sized_relobj_file::do_output_section_offset): Likewise.
1341 (Sized_relobj_file::do_set_section_offset): Likewise.
1342 (Sized_relobj_file::Local_got_offsets): Likewise.
1343 (Sized_relobj_file::local_got_offsets_): Likewise.
1344 (Sized_relobj_file::section_offsets_): Likewise.
1345 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1346 (all constructors).
1347 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1348 (Output_reloc::get_symbol_index): Likewise.
1349 (Output_reloc::local_section_offset): Likewise.
1350 (Output_reloc::get_address): Likewise.
1351 (Output_reloc::symbol_value): Likewise.
1352 (Output_data_got::reserve_slot): Move to class definition.
1353 (Output_data_got::reserve_local): New function.
1354 (Output_data_got::reserve_slot_for_global): Remove.
1355 (Output_data_got::reserve_global): New function.
1356 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1357 (all constructors, two instantiations).
1358 (Output_reloc::get_relobj): New function (two instantiations).
1359 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1360 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1361 (Output_data_reloc::add_global): Adjust type of relobj.
1362 (Output_data_reloc::add_global_relative): Likewise.
1363 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1364 (Output_data_reloc::add_local): Likewise.
1365 (Output_data_reloc::add_local_relative): Likewise.
1366 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1367 (Output_data_reloc::add_local_section): Likewise.
1368 (Output_data_reloc::add_output_section): Likewise.
1369 (Output_data_reloc::add_absolute): Likewise.
1370 (Output_data_reloc::add_target_specific): Likewise.
1371 (Output_data_got::reserve_slot): Move definition here.
1372 (Output_data_got::reserve_local): New function.
1373 (Output_data_got::reserve_global): New function.
1374 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1375 section_offsets_ with accessor function.
1376 (Sized_relobj_file::write_sections): Likewise.
1377 (Sized_relobj_file::do_relocate_sections): Likewise.
1378 * target.h (Sized_target::reserve_local_got_entry): New function.
1379 (Sized_target::reserve_global_got_entry): New function.
1380 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1381 (Target_x86_64::reserve_global_got_entry): New function.
1382 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1383
4829d394
CC		 13842011-05-23 Cary Coutant <ccoutant@google.com>
1385
1386 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1387 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1388 bit when checking got_type.
1389 * incremental.cc (Sized_incremental_binary::setup_readers):
1390 Store symbol table and string table locations; initialize bit vector
1391 of file status flags.
1392 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1393 unchanged files.
1394 (Sized_incremental_binary::do_process_got_plt): New function.
1395 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1396 (Output_section_incremental_inputs::set_final_data_size): Record
1397 file index for each input file.
1398 (Output_section_incremental_inputs::write_got_plt): Store file index
1399 instead of input entry offset for each GOT entry.
1400 * incremental.h
1401 (Incremental_input_entry::Incremental_input_entry): Initialize new
1402 data member.
1403 (Incremental_input_entry::set_offset): Store file index.
1404 (Incremental_input_entry::get_file_index): New function.
1405 (Incremental_input_entry::file_index_): New data member.
1406 (Incremental_binary::process_got_plt): New function.
1407 (Incremental_binary::do_process_got_plt): New function.
1408 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1409 data members.
1410 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1411 (Sized_incremental_binary::set_file_is_unchanged): New function.
1412 (Sized_incremental_binary::file_is_unchanged): New function.
1413 (Sized_incremental_binary::do_process_got_plt): New function.
1414 (Sized_incremental_binary::file_status_): New data member.
1415 (Sized_incremental_binary::main_symtab_loc_): New data member.
1416 (Sized_incremental_binary::main_strtab_loc_): New data member.
1417 * output.cc (Output_data_got::Got_entry::write): Add case
1418 RESERVED_CODE.
1419 (Output_data_got::add_global): Call add_got_entry.
1420 (Output_data_got::add_global_plt): Likewise.
1421 (Output_data_got::add_global_with_rel): Likewise.
1422 (Output_data_got::add_global_with_rela): Likewise.
1423 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1424 (Output_data_got::add_global_pair_with_rela): Likewise.
1425 (Output_data_got::add_local): Call add_got_entry.
1426 (Output_data_got::add_local_plt): Likewise.
1427 (Output_data_got::add_local_with_rel): Likewise.
1428 (Output_data_got::add_local_with_rela): Likewise.
1429 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1430 (Output_data_got::add_local_pair_with_rela): Likewise.
1431 (Output_data_got::reserve_slot): New function.
1432 (Output_data_got::reserve_slot_for_global): New function.
1433 (Output_data_got::add_got_entry): New function.
1434 (Output_data_got::add_got_entry_pair): New function.
1435 (Output_section::add_output_section_data): Edit FIXME.
1436 * output.h
1437 (Output_section_data_build::Output_section_data_build): New
1438 constructor with size parameter.
1439 (Output_data_space::Output_data_space): Likewise.
1440 (Output_data_got::Output_data_got): Initialize new data member; new
1441 constructor with size parameter.
1442 (Output_data_got::add_constant): Call add_got_entry.
1443 (Output_data_got::reserve_slot): New function.
1444 (Output_data_got::reserve_slot_for_global): New function.
1445 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1446 (Output_data_got::add_got_entry): New function.
1447 (Output_data_got::add_got_entry_pair): New function.
1448 (Output_data_got::free_list_): New data member.
1449 * target.h (Sized_target::init_got_plt_for_update): New function.
1450 (Sized_target::register_global_plt_entry): New function.
1451 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1452 Initialize new data member; call init; add constructor with PLT count.
1453 (Output_data_plt_x86_64::init): New function.
1454 (Output_data_plt_x86_64::add_relocation): New function.
1455 (Output_data_plt_x86_64::reserve_slot): New function.
1456 (Output_data_plt_x86_64::free_list_): New data member.
1457 (Target_x86_64::init_got_plt_for_update): New function.
1458 (Target_x86_64::register_global_plt_entry): New function.
1459 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1460 incremental updates.
1461 (Output_data_plt_x86_64::add_relocation): New function.
1462 * testsuite/object_unittest.cc (Object_test): Set default options.
1463
ec69d6da
ILT		 14642011-05-16 Ian Lance Taylor <iant@google.com>
1465
1466 * options.h (class General_options): Make -i a synonym for -r.
1467
732e31de
ILT		 14682011-05-16 Ian Lance Taylor <iant@google.com>
1469
1470 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1471
403676b5
CC		 14722011-05-10 Cary Coutant <ccoutant@google.com>
1473
1474 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1475 strip_all (-s).
1476
5b7b7d6e
ILT		 14772011-05-06 Ian Lance Taylor <iant@google.com>
1478
1479 * layout.cc (Layout::layout): If the output section flags change,
1480 update the ordering.
1481
f0f9babf
CC		 14822011-04-25 Cary Coutant <ccoutant@google.com>
1483
1484 * incremental-dump.cc (dump_incremental_inputs): Print local
1485 symbol info for each input file.
1486 * incremental.cc
1487 (Output_section_incremental_inputs::set_final_data_size): Add local
1488 symbol info to input file entries in incremental info.
1489 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1490 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1491 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1492 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1493 implementation.
1494 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1495 (Sized_incr_relobj::do_relocate): Write the local symbols.
1496 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1497 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1498 Adjust size of input file header.
1499 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1500 (Incremental_inputs_reader::get_local_symbol_count): New function.
1501 (Incremental_inputs_reader::get_input_section): Adjust size of input
1502 file header.
1503 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1504 (Sized_incr_relobj::This): New typedef.
1505 (Sized_incr_relobj::sym_size): New const data member.
1506 (Sized_incr_relobj::Local_symbol): New struct.
1507 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1508 (Sized_incr_relobj::do_local_symbol_offset): New function.
1509 (Sized_incr_relobj::local_symbol_count_): New data member.
1510 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1511 (Sized_incr_relobj::local_symbol_index_): New data member.
1512 (Sized_incr_relobj::local_symbol_offset_): New data member.
1513 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1514 (Sized_incr_relobj::local_symbols_): New data member.
1515 * object.h (Relobj::output_local_symbol_count): New function.
1516 (Relobj::local_symbol_offset): New function.
1517 (Relobj::do_output_local_symbol_count): New function.
1518 (Relobj::do_local_symbol_offset): New function.
1519 (Sized_relobj::do_output_local_symbol_count): New function.
1520 (Sized_relobj::do_local_symbol_offset): New function.
1521
d0a9ace3
ILT		 15222011-04-22 Vladimir Simonov <sv@sw.ru>
1523
1524 * descriptors.cc (set_close_on_exec): New function.
1525 (Descriptors::open): Use set_close_on_exec.
1526 * output.cc (S_ISLNK): Define if not defined.
1527
94a3fc8b
CC		 15282011-04-22 Cary Coutant <ccoutant@google.com>
1529
1530 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1531 global symbol map.
1532 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1533 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1534 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1535 relocations.
1536 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1537 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1538 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1539 * incremental.h
1540 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1541 function.
1542 (Incremental_binary::apply_incremental_relocs): New function.
1543 (Incremental_binary::do_apply_incremental_relocs): New function.
1544 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1545 data member.
1546 (Sized_incremental_binary::add_global_symbol): New function.
1547 (Sized_incremental_binary::global_symbol): New function.
1548 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1549 (Sized_incremental_binary::symbol_map_): New data member.
1550 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1551 * target.h (Sized_target::apply_relocation): New function.
1552 * target-reloc.h (apply_relocation): New function.
1553 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1554
c87e4302
DK		 15552011-04-22 Doug Kwan <dougkwan@google.com>
1556
1557 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1558 flag of a SHT_ARM_EXIDX section.
1559 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1560 * testsuite/Makefile.in: Regenerate.
1561 * testsuite/arm_exidx_test.s: New file.
1562 * testsuite/arm_exidx_test.sh: Same.
1563
e7782cf6
CC		 15642011-04-20 Cary Coutant <ccoutant@google.com>
1565
1566 PR gold/12689
1567 * archive.h (Incremental_archive_entry::Archive_member):
1568 Initialize arg_serial_ (second constructor).
1569
308ecdc7
ILT		 15702011-04-17 Ian Lance Taylor <iant@google.com>
1571
1572 * object.cc (Relocate_info::location): Simplify location string.
1573 * errors.cc (Errors::error_at_location): Don't print program
1574 name.
1575 (Errors::warning_at_location): Likewise.
1576 (Errors::undefined_symbol): Likewise.
1577 * testsuite/debug_msg.sh: Update accordingly.
1578
bec5b579
CC		 15792011-04-14 Cary Coutant <ccoutant@google.com>
1580
1581 * gold/layout.cc (Layout::symtab_section_offset): New function.
1582 * gold/layout.h (Layout::symtab_section_offset): New function.
1583 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1584
88597d34
ILT		 15852011-04-12 Ian Lance Taylor <iant@google.com>
1586
1587 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1588 with MREMAP_MAYMOVE.
1589 * output.h (class Output_file): Add map_is_allocated_ field.
1590 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1591 not available, provide stubs. If mremap is not available, #define
1592 it to gold_mremap.
1593 (MREMAP_MAYMOVE): Define if not defined.
1594 (Output_file::Output_file): Initialize map_is_allocated_.
1595 (Output_file::resize): Check map_is_allocated_.
1596 (Output_file::map_anonymous): If mmap fails, use malloc.
1597 (Output_file::unmap): Don't do anything for an anonymous map.
1598 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1599 is not available, provide stubs.
1600 (File_read::View::~View): Use free rather than delete[].
1601 (File_read::make_view): Use malloc rather than new[]. If mmap
1602 fails, use malloc.
1603 (File_read::find_or_make_view): Use malloc rather than new[].
1604 * gold.h: Remove HAVE_REMAP code.
1605 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1606 exists. Rename mremap to gold_mremap. If mmap is not available
1607 don't do anything.
1608 * configure, config.in: Rebuild.
1609
11e361bc
ILT		 16102011-04-11 Ian Lance Taylor <iant@google.com>
1611
1612 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1613 initialize local variable v.
1614
cdc29364
CC		 16152011-04-11 Cary Coutant <ccoutant@google.com>
1616
1617 * archive.cc (Archive::include_member): Adjust call to
1618 report_object.
1619 (Add_archive_symbols::run): Track argument serial numbers.
1620 (Lib_group::include_member): Likewise.
1621 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1622 * archive.h (Incremental_archive_entry::Archive_member):
1623 Initialize arg_serial_.
1624 (Archive_member::arg_serial_): New data member.
1625 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1626 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1627 incremental link.
1628 (Sized_dynobj::do_for_all_local_got_entries): New function.
1629 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1630 function.
1631 * fileread.cc (get_mtime): New function.
1632 * fileread.h (get_mtime): New function.
1633 * gold.cc (queue_initial_tasks): Check for incremental update.
1634 (process_incremental_input): New function.
1635 (queue_middle_tasks): Don't force valid target for incremental
1636 update.
1637 * incremental-dump.cc (find_input_containing_global): Adjust
1638 size of symbol info entry.
1639 (dump_incremental_inputs): Dump argument serial number and
1640 in_system_directory flag; bias shndx by 1; print symbol names
1641 when dumping per-file symbol lists; use new symbol info readers.
1642 * incremental.cc
1643 (Output_section_incremental_inputs:update_data_size): New function.
1644 (Sized_incremental_binary::setup_readers): Setup input readers
1645 for each input file; build maps for files added from libraries
1646 and scripts.
1647 (Sized_incremental_binary::check_input_args): New function.
1648 (Sized_incremental_binary::do_check_inputs): Build map of argument
1649 serial numbers to input arguments.
1650 (Sized_incremental_binary::do_file_has_changed): Rename
1651 do_file_is_unchanged to this; compare file modification times.
1652 (Sized_incremental_binary::do_init_layout): New function.
1653 (Sized_incremental_binary::do_reserve_layout): New function.
1654 (Sized_incremental_binary::do_get_input_reader): Remove.
1655 (Sized_incremental_binary::get_symtab_view): New function.
1656 (Incremental_checker::can_incrementally_link_output_file): Remove.
1657 (Incremental_inputs::report_command_line): Exclude --debug options.
1658 (Incremental_inputs::report_archive_begin): Add parameter; track
1659 argument serial numbers; don't put input file entry for archive
1660 before archive members.
1661 (Incremental_inputs::report_archive_end): Put input file entry
1662 for archive after archive members.
1663 (Incremental_inputs::report_object): Add parameter; track argument
1664 serial numbers and in_system_directory flag.
1665 (Incremental_inputs::report_script): Add parameter; track argument
1666 serial numbers.
1667 (Output_section_incremental_inputs::set_final_data_size): Adjust
1668 size of symbol info entry; check for forwarding symbols.
1669 (Output_section_incremental_inputs::write_input_files): Write
1670 in_system_directory flag and argument serial number.
1671 (Output_section_incremental_inputs::write_info_blocks): Map section
1672 indices between incremental info and original input file; store
1673 input section index for each symbol.
1674 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1675 change operator() to visit().
1676 (class Global_got_offset_visitor): Likewise.
1677 (class Global_symbol_visitor_got_plt):
1678 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1679 classes.
1680 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1681 (Sized_incr_relobj::do_read_symbols): New function.
1682 (Sized_incr_relobj::do_layout): New function.
1683 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1684 (Sized_incr_relobj::do_add_symbols): New function.
1685 (Sized_incr_relobj::do_should_include_member): New function.
1686 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1687 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1688 (Sized_incr_relobj::do_section_size): New function.
1689 (Sized_incr_relobj::do_section_name): New function.
1690 (Sized_incr_relobj::do_section_contents): New function.
1691 (Sized_incr_relobj::do_section_flags): New function.
1692 (Sized_incr_relobj::do_section_entsize): New function.
1693 (Sized_incr_relobj::do_section_address): New function.
1694 (Sized_incr_relobj::do_section_type): New function.
1695 (Sized_incr_relobj::do_section_link): New function.
1696 (Sized_incr_relobj::do_section_info): New function.
1697 (Sized_incr_relobj::do_section_addralign): New function.
1698 (Sized_incr_relobj::do_initialize_xindex): New function.
1699 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1700 (Sized_incr_relobj::do_read_relocs): New function.
1701 (Sized_incr_relobj::do_gc_process_relocs): New function.
1702 (Sized_incr_relobj::do_scan_relocs): New function.
1703 (Sized_incr_relobj::do_count_local_symbols): New function.
1704 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1705 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1706 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1707 (Sized_incr_relobj::do_relocate): New function.
1708 (Sized_incr_relobj::do_set_section_offset): New function.
1709 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1710 (Sized_incr_dynobj::do_read_symbols): New function.
1711 (Sized_incr_dynobj::do_layout): New function.
1712 (Sized_incr_dynobj::do_add_symbols): New function.
1713 (Sized_incr_dynobj::do_should_include_member): New function.
1714 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1715 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1716 (Sized_incr_dynobj::do_section_size): New function.
1717 (Sized_incr_dynobj::do_section_name): New function.
1718 (Sized_incr_dynobj::do_section_contents): New function.
1719 (Sized_incr_dynobj::do_section_flags): New function.
1720 (Sized_incr_dynobj::do_section_entsize): New function.
1721 (Sized_incr_dynobj::do_section_address): New function.
1722 (Sized_incr_dynobj::do_section_type): New function.
1723 (Sized_incr_dynobj::do_section_link): New function.
1724 (Sized_incr_dynobj::do_section_info): New function.
1725 (Sized_incr_dynobj::do_section_addralign): New function.
1726 (Sized_incr_dynobj::do_initialize_xindex): New function.
1727 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1728 (make_sized_incremental_object): New function.
1729 (Incremental_library::copy_unused_symbols): New function.
1730 (Incremental_library::do_for_all_unused_symbols): New function.
1731 * incremental.h (enum Incremental_input_flags): New type.
1732 (class Incremental_checker): Remove.
1733 (Incremental_input_entry::Incremental_input_entry): Add argument
1734 serial number.
1735 (Incremental_input_entry::arg_serial): New function.
1736 (Incremental_input_entry::set_is_in_system_directory): New function.
1737 (Incremental_input_entry::is_in_system_directory): New function.
1738 (Incremental_input_entry::arg_serial_): New data member.
1739 (Incremental_input_entry::is_in_system_directory_): New data member.
1740 (class Script_info): Move here from script.h.
1741 (Script_info::Script_info): Add filename parameter.
1742 (Script_info::filename): New function.
1743 (Script_info::filename_): New data member.
1744 (Incremental_script_entry::Incremental_script_entry): Add argument
1745 serial number.
1746 (Incremental_object_entry::Incremental_object_entry): Likewise.
1747 (Incremental_object_entry::add_input_section): Build list of input
1748 sections with map to original shndx.
1749 (Incremental_object_entry::get_input_section_index): New function.
1750 (Incremental_object_entry::shndx_): New data member.
1751 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1752 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1753 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1754 serial number.
1755 (Incremental_inputs::report_archive_begin): Likewise.
1756 (Incremental_inputs::report_object): Likewise.
1757 (Incremental_inputs::report_script): Likewise.
1758 (class Incremental_global_symbol_reader): New class.
1759 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1760 and store flags and input file type.
1761 (Incremental_input_entry_reader::arg_serial): New function.
1762 (Incremental_input_entry_reader::type): Extract type from flags.
1763 (Incremental_input_entry_reader::is_in_system_directory): New function.
1764 (Incremental_input_entry_reader::get_input_section_count): Call
1765 accessor function for type.
1766 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1767 function for type; adjust size of global symbol entry.
1768 (Incremental_input_entry_reader::get_global_symbol_count): Call
1769 accessor function for type.
1770 (Incremental_input_entry_reader::get_object_count): Likewise.
1771 (Incremental_input_entry_reader::get_object_offset): Likewise.
1772 (Incremental_input_entry_reader::get_member_count): Likewise.
1773 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1774 (Incremental_input_entry_reader::get_member_offset): Likewise.
1775 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1776 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1777 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1778 (Incremental_input_entry_reader::get_global_symbol_reader): New
1779 function.
1780 (Incremental_input_entry_reader::get_output_symbol_index): New
1781 function.
1782 (Incremental_input_entry_reader::type_): Remove.
1783 (Incremental_input_entry_reader::flags_): New data member.
1784 (Incremental_inputs_reader::input_file_offset): New function.
1785 (Incremental_inputs_reader::input_file_index): New function.
1786 (Incremental_inputs_reader::input_file): Call input_file_offset.
1787 (Incremental_inputs_reader::input_file_at_offset): New function.
1788 (Incremental_relocs_reader::get_r_type): Reformat.
1789 (Incremental_relocs_reader::get_r_shndx): Reformat.
1790 (Incremental_relocs_reader::get_r_offset): Reformat.
1791 (Incremental_relocs_reader::data): New function.
1792 (Incremental_binary::Incremental_binary): Initialize new data members.
1793 (Incremental_binary::check_inputs): Add cmdline parameter.
1794 (Incremental_binary::file_is_unchanged): Remove.
1795 (Input_reader::arg_serial): New function.
1796 (Input_reader::get_unused_symbol_count): New function.
1797 (Input_reader::get_unused_symbol): New function.
1798 (Input_reader::do_arg_serial): New function.
1799 (Input_reader::do_get_unused_symbol_count): New function.
1800 (Input_reader::do_get_unused_symbol): New function.
1801 (Incremental_binary::input_file_count): New function.
1802 (Incremental_binary::get_input_reader): Change signature to use
1803 index instead of filename.
1804 (Incremental_binary::file_has_changed): New function.
1805 (Incremental_binary::get_input_argument): New function.
1806 (Incremental_binary::get_library): New function.
1807 (Incremental_binary::get_script_info): New function.
1808 (Incremental_binary::init_layout): New function.
1809 (Incremental_binary::reserve_layout): New function.
1810 (Incremental_binary::output_file): New function.
1811 (Incremental_binary::do_check_inputs): New function.
1812 (Incremental_binary::do_file_is_unchanged): Remove.
1813 (Incremental_binary::do_file_has_changed): New function.
1814 (Incremental_binary::do_init_layout): New function.
1815 (Incremental_binary::do_reserve_layout): New function.
1816 (Incremental_binary::do_input_file_count): New function.
1817 (Incremental_binary::do_get_input_reader): Change signature.
1818 (Incremental_binary::input_args_map_): New data member.
1819 (Incremental_binary::library_map_): New data member.
1820 (Incremental_binary::script_map_): New data member.
1821 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1822 new data members.
1823 (Sized_incremental_binary::output_section): New function.
1824 (Sized_incremental_binary::inputs_reader): Add const.
1825 (Sized_incremental_binary::symtab_reader): Add const.
1826 (Sized_incremental_binary::relocs_reader): Add const.
1827 (Sized_incremental_binary::got_plt_reader): Add const.
1828 (Sized_incremental_binary::get_symtab_view): New function.
1829 (Sized_incremental_binary::Inputs_reader): New typedef.
1830 (Sized_incremental_binary::Input_entry_reader): New typedef.
1831 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1832 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1833 (Sized_incremental_binary::do_file_has_changed): New function.
1834 (Sized_incremental_binary::do_init_layout): New function.
1835 (Sized_incremental_binary::do_reserve_layout): New function.
1836 (Sized_input_reader::Inputs_reader): Remove.
1837 (Sized_input_reader::Input_entry_reader): Remove.
1838 (Sized_input_reader::do_arg_serial): New function.
1839 (Sized_input_reader::do_get_unused_symbol_count): New function.
1840 (Sized_input_reader::do_get_unused_symbol): New function.
1841 (Sized_incremental_binary::do_input_file_count): New function.
1842 (Sized_incremental_binary::do_get_input_reader): Change signature;
1843 use index instead of filename.
1844 (Sized_incremental_binary::section_map_): New data member.
1845 (Sized_incremental_binary::input_entry_readers_): New data member.
1846 (class Sized_incr_relobj): New class.
1847 (class Sized_incr_dynobj): New class.
1848 (make_sized_incremental_object): New function.
1849 (class Incremental_library): New class.
1850 * layout.cc (Free_list::num_lists): New static data member.
1851 (Free_list::num_nodes): New static data member.
1852 (Free_list::num_removes): New static data member.
1853 (Free_list::num_remove_visits): New static data member.
1854 (Free_list::num_allocates): New static data member.
1855 (Free_list::num_allocate_visits): New static data member.
1856 (Free_list::init): New function.
1857 (Free_list::remove): New function.
1858 (Free_list::allocate): New function.
1859 (Free_list::dump): New function.
1860 (Free_list::print_stats): New function.
1861 (Layout_task_runner::run): Resize output file for incremental updates.
1862 (Layout::Layout): Initialize new data members.
1863 (Layout::set_incremental_base): New function.
1864 (Layout::init_fixed_output_section): New function.
1865 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1866 incremental updates.
1867 (Layout::create_gold_note): Do not create gold note section for
1868 incremental updates.
1869 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1870 for incremental updates.
1871 (Layout::set_section_offsets): For incremental updates, allocate space
1872 from free list.
1873 (Layout::create_symtab_sections): Layout with offsets relative to
1874 start of section; for incremental updates, allocate space from free
1875 list.
1876 (Layout::create_shdrs): For incremental updates, allocate space from
1877 free list.
1878 (Layout::finish_dynamic_section): For incremental updates, do not
1879 check --as-needed (fixed in subsequent patch).
1880 * layout.h (class Free_list): New class.
1881 (Layout::set_incremental_base): New function.
1882 (Layout::incremental_base): New function.
1883 (Layout::init_fixed_output_section): New function.
1884 (Layout::allocate): New function.
1885 (Layout::incremental_base_): New data member.
1886 (Layout::free_list_): New data member.
1887 * main.cc (main): Print Free_list statistics.
1888 * object.cc (Relobj::finalize_incremental_relocs): Add
1889 clear_counts parameter; clear counts only when clear_counts is set.
1890 (Sized_relobj::Sized_relobj): Initialize new base class.
1891 (Sized_relobj::do_layout): Don't report special sections.
1892 (Sized_relobj::do_for_all_local_got_entries): New function.
1893 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1894 symtab_off to all symbol table offsets.
1895 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1896 * object.h (class Got_offset_list): Move to top of file.
1897 (Object::Object): Allow case where input_file == NULL.
1898 (Object::~Object): Likewise.
1899 (Object::input_file): Assert that input_file != NULL.
1900 (Object::lock): Allow case where input_file == NULL.
1901 (Object::unlock): Likewise.
1902 (Object::is_locked): Likewise.
1903 (Object::token): Likewise.
1904 (Object::release): Likewise.
1905 (Object::is_incremental): New function.
1906 (Object::get_mtime): New function.
1907 (Object::for_all_local_got_entries): New function.
1908 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1909 (Object::set_is_in_system_directory): New function.
1910 (Object::is_in_system_directory): New function.
1911 (Object::do_is_incremental): New function.
1912 (Object::do_get_mtime): New function.
1913 (Object::do_for_all_local_got_entries): New function.
1914 (Object::is_in_system_directory_): New data member.
1915 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1916 (class Sized_relobj_base): New class.
1917 (class Sized_relobj): Derive from Sized_relobj_base.
1918 (class Sized_relobj::Symbols): Redeclare from base class.
1919 (class Sized_relobj::local_got_offset_list): Remove.
1920 (class Sized_relobj::Output_sections): Redeclare from base class.
1921 (class Sized_relobj::do_for_all_local_got_entries): New function.
1922 (class Sized_relobj::write_local_symbols): Add offset parameter.
1923 (class Sized_relobj::local_symbol_offset_): Update comment.
1924 (class Sized_relobj::local_dynsym_offset_): Update comment.
1925 * options.cc (Input_arguments::add_file): Remove const.
1926 * options.h (Input_file_argument::Input_file_argument):
1927 Initialize arg_serial_ (all constructors).
1928 (Input_file_argument::set_arg_serial): New function.
1929 (Input_file_argument::arg_serial): New function.
1930 (Input_file_argument::arg_serial_): New data member.
1931 (Input_arguments::Input_arguments): Initialize file_count_.
1932 (Input_arguments::add_file): Remove const.
1933 (Input_arguments::number_of_input_files): New function.
1934 (Input_arguments::file_count_): New data member.
1935 (Command_line::number_of_input_files): Call
1936 Input_arguments::number_of_input_files.
1937 * output.cc (Output_segment_headers::Output_segment_headers):
1938 Set current size.
1939 (Output_section::Input_section::current_data_size): New function.
1940 (Output_section::Output_section): Initialize new data members.
1941 (Output_section::add_input_section): Don't do merge sections for
1942 an incremental link; allocate space from free list for an
1943 incremental update.
1944 (Output_section::add_output_section_data): Allocate space from
1945 free list for an incremental update.
1946 (Output_section::update_data_size): New function.
1947 (Output_section::set_fixed_layout): New function.
1948 (Output_section::reserve): New function.
1949 (Output_segment::set_section_addresses): Remove const.
1950 (Output_segment::set_section_list_addresses): Remove const; allocate
1951 space from free list for an incremental update.
1952 (Output_segment::set_offset): Adjust size of RELRO segment for an
1953 incremental update.
1954 * output.h (Output_data::current_data_size): Move here from
1955 child classes.
1956 (Output_data::pre_finalize_data_size): New function.
1957 (Output_data::update_data_size): New function.
1958 (Output_section_headers::update_data_size): new function.
1959 (Output_section_data_build::current_data_size): Move to Output_data.
1960 (Output_data_strtab::update_data_size): New function.
1961 (Output_section::current_data_size): Move to Output_data.
1962 (Output_section::set_fixed_layout): New function.
1963 (Output_section::has_fixed_layout): New function.
1964 (Output_section::reserve): New function.
1965 (Output_section::update_data_size): New function.
1966 (Output_section::has_fixed_layout_): New data member.
1967 (Output_section::free_list_): New data member.
1968 (Output_segment::set_section_addresses): Remove const.
1969 (Output_segment::set_section_list_addresses): Remove const.
1970 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1971 New function.
1972 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1973 New function.
1974 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1975 parameter when calling Add_symbols constructor; store argument
1976 serial number for members of a lib group.
1977 (Add_symbols::locks): Allow case where token == NULL.
1978 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1979 (Read_member::~Read_member): New function.
1980 (Read_member::is_runnable): New function.
1981 (Read_member::locks): New function.
1982 (Read_member::run): New function.
1983 (Check_script::~Check_script): New function.
1984 (Check_script::is_runnable): New function.
1985 (Check_script::locks): New function.
1986 (Check_script::run): New function.
1987 (Check_library::~Check_library): New function.
1988 (Check_library::is_runnable): New function.
1989 (Check_library::locks): New function.
1990 (Check_library::run): New function.
1991 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1992 (Add_symbols::library_): New data member.
1993 (class Read_member): New class.
1994 (class Check_script): New class.
1995 (class Check_library): New class.
1996 * reloc.cc (Read_relocs::is_runnable): Allow case where
1997 token == NULL.
1998 (Read_relocs::locks): Likewise.
1999 (Scan_relocs::locks): Likewise.
2000 (Relocate_task::locks): Likewise.
2001 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2002 to clear counters.
2003 (Sized_relobj::incremental_relocs_scan): Fix comment.
2004 (Sized_relobj::do_relocate): Pass output file offset to
2005 write_local_symbols.
2006 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2007 from class declaration.
2008 * script.cc (read_input_script): Allocate Script_info; pass
2009 argument serial number to report_script.
2010 * script.h (class Script_info): Move to incremental.h.
2011 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2012 * symtab.h (Symbol_table::add_from_incrobj): New function.
2013 (Symbol_table::set_file_offset): New function.
2014
b961d0d7
CC		 20152011-04-05 Cary Coutant <ccoutant@google.com>
2016
2017 * incremental-dump.cc (dump_incremental_inputs): Change signature
2018 to take a Sized_incremental_binary; change caller. Use readers
2019 in Sized_incremental_binary.
2020 * incremental.cc
2021 (Sized_incremental_binary::find_incremental_inputs_sections):
2022 Rename do_find_incremental_inputs_sections to this.
2023 (Sized_incremental_binary::setup_readers): New function.
2024 (Sized_incremental_binary::do_check_inputs): Check
2025 has_incremental_info_ flag; move setup code to setup_readers;
2026 use input readers.
2027 (Sized_incremental_binary::do_file_is_unchanged): New function.
2028 (Sized_incremental_binary::do_get_input_reader): New function.
2029 * incremental.h (class Incremental_binary): Move to end of file.
2030 (Incremental_binary::file_is_unchanged): New function.
2031 (Incremental_binary::do_file_is_unchanged): New function.
2032 (Incremental_binary::Input_reader): New class.
2033 (Incremental_binary::get_input_reader): New function.
2034 (class Sized_incremental_binary): Move to end of file.
2035 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2036 input section reader classes.
2037 (Sized_incremental_binary::has_incremental_info): New function.
2038 (Sized_incremental_binary::inputs_reader): New function.
2039 (Sized_incremental_binary::symtab_reader): New function.
2040 (Sized_incremental_binary::relocs_reader): New function.
2041 (Sized_incremental_binary::got_plt_reader): New function.
2042 (Sized_incremental_binary::do_file_is_unchanged): New function.
2043 (Sized_incremental_binary::Sized_input_reader): New class.
2044 (Sized_incremental_binary::get_input_reader): New function.
2045 (Sized_incremental_binary::find_incremental_inputs_sections):
2046 Rename do_find_incremental_inputs_sections to this.
2047 (Sized_incremental_binary::setup_readers): New function.
2048 (Sized_incremental_binary::has_incremental_info_): New data member.
2049 (Sized_incremental_binary::inputs_reader_): New data member.
2050 (Sized_incremental_binary::symtab_reader_): New data member.
2051 (Sized_incremental_binary::relocs_reader_): New data member.
2052 (Sized_incremental_binary::got_plt_reader_): New data member.
2053 (Sized_incremental_binary::current_input_file_): New data member.
2054
a869183f
PP		 20552011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2056
2057 PR gold/12640
2058 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2059 violation.
2060
20612011-03-30 Cary Coutant <ccoutant@google.com>
c7975edd
CC		 2062
2063 * archive.cc (Archive::include_member): Adjust call to report_object.
2064 (Add_archive_symbols::run): Add script_info to call to
2065 report_archive_begin.
2066 (Lib_group::include_member): Adjust call to report_object.
2067 (Add_lib_group_symbols::run): Adjust call to report_object.
2068 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2069 blocks. Add object count for script input files.
2070 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2071 script_info parameter; change all callers.
2072 (Incremental_inputs::report_object): Add script_info parameter;
2073 change all callers.
2074 (Incremental_inputs::report_script): Store backpointer to
2075 incremental info entry.
2076 (Output_section_incremental_inputs::set_final_data_size): Record
2077 additional information for scripts.
2078 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2079 * incremental.h (Incremental_script_entry::add_object): New function.
2080 (Incremental_script_entry::get_object_count): New function.
2081 (Incremental_script_entry::get_object): New function.
2082 (Incremental_script_entry::objects_): New data member; adjust
2083 constructor.
2084 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2085 (Incremental_inputs::report_object): Add script_info parameter.
2086 (Incremental_inputs_reader::get_object_count): New function.
2087 (Incremental_inputs_reader::get_object_offset): New function.
2088 * options.cc (Input_arguments::add_file): Return reference to
2089 new input argument.
2090 * options.h (Input_argument::set_script_info): New function.
2091 (Input_argument::script_info): New function.
2092 (Input_argument::script_info_): New data member; adjust all
2093 constructors.
2094 (Input_file_group::add_file): Return reference to new input argument.
2095 (Input_file_lib::add_file): Likewise.
2096 (Input_arguments::add_file): Likewise.
2097 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2098 * script.cc (Parser_closure::Parser_closure): Add script_info
2099 parameter; adjust all callers.
2100 (Parser_closure::script_info): New function.
2101 (Parser_closure::script_info_): New data member.
2102 (read_input_script): Report scripts earlier to incremental info.
2103 (script_add_file): Set script_info in Input_argument.
2104 (script_add_library): Likewise.
2105 * script.h (Script_options::Script_info): Rewrite class.
2106
a869183f 21072011-03-29 Cary Coutant <ccoutant@google.com>
e0c52780
CC		 2108
2109 * archive.cc (Library_base::should_include_member): Move
2110 method here from class Archive.
2111 (Archive::Archive): Initialize base class.
2112 (Archive::should_include_member): Move to base class.
2113 (Archive::do_for_all_unused_symbols): New function.
2114 (Add_archive_symbols::run): Remove redundant access to
2115 incremental_inputs.
2116 (Lib_group::Lib_group): Initialize base class.
2117 (Lib_group::do_filename): New function.
2118 (Lib_group::include_member): Pass pointer to Lib_group to
2119 report_object.
2120 (Lib_group::do_for_all_unused_symbols): New function.
2121 (Add_lib_group_symbols::run): Report archive information for
2122 incremental links.
2123 * archive.h (class Library_base): New base class.
2124 (class Archive): Derive from Library_base.
2125 (Archive::filename): Move to base class.
2126 (Archive::set_incremental_info): Likewise.
2127 (Archive::incremental_info): Likewise.
2128 (Archive::Should_include): Likewise.
2129 (Archive::should_include_member): Likewise.
2130 (Archive::Armap_entry): Remove.
2131 (Archive::Unused_symbol_iterator): Remove.
2132 (Archive::unused_symbols_begin): Remove.
2133 (Archive::unused_symbols_end): Remove.
2134 (Archive::do_filename): New function.
2135 (Archive::do_get_mtime): New function.
2136 (Archive::do_for_all_unused_symbols): New function.
2137 (Archive::task_): Move to base class.
2138 (Archive::incremental_info_): Likewise.
2139 (class Lib_group): Derive from Library_base.
2140 (Lib_group::do_filename): New function.
2141 (Lib_group::do_get_mtime): New function.
2142 (Lib_group::do_for_all_unused_symbols): New function.
2143 (Lib_group::task_): Move to base class.
2144 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2145 function.
2146 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2147 function.
2148 * incremental.cc (Incremental_inputs::report_archive_begin):
2149 Use Library_base; call library's get_mtime; add incremental inputs
2150 entry before members.
2151 (class Unused_symbol_visitor): New class.
2152 (Incremental_inputs::report_archive_end): Use Library_base; use
2153 visitor class to record unused symbols; don't add incremental inputs
2154 entry after members.
2155 (Incremental_inputs::report_object): Use Library_base.
2156 * incremental.h
2157 (Incremental_archive_entry::Incremental_archive_entry): Remove
2158 unused Archive parameter.
2159 (Incremental_inputs::report_archive_begin): Use Library_base.
2160 (Incremental_inputs::report_archive_end): Likewise.
2161 (Incremental_inputs::report_object): Likewise.
2162 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2163 function.
2164 * object.h (Object::for_all_global_symbols): New function.
2165 (Object::do_for_all_global_symbols): New function.
2166 (Sized_relobj::do_for_all_global_symbols): New function.
2167 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2168 function.
2169 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2170 function.
2171
61ab3e40
ILT		 21722011-03-27 Ian Lance Taylor <iant@google.com>
2173
2174 * archive.cc (Archive::interpret_header): Return -1 if something
2175 goes wrong. Change callers accordingly.
2176
30e1f9e6
CC		 21772011-03-25 Cary Coutant <ccoutant@google.com>
2178
2179 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2180 * testsuite/Makefile.in: Regenerate.
2181
9370ce59 21822011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
9c793f14
RÁE		 2183
2184 * plugin.cc (get_view): New.
2185 (Plugin::load): Pass get_view to the plugin.
2186 (Plugin_manager::get_view): New.
2187
9312bb0a
ILT		 21882011-03-21 Ian Lance Taylor <iant@google.com>
2189
2190 * testsuite/final_layout.sh: Rewrite to not use dc.
07aead7b 2191 * testsuite/relro_test.sh: Fail if dc is not present.
9312bb0a 2192
7e12ba9e
ST		 21932011-03-21 Sriraman Tallam <tmsriram@google.com>
2194
2195 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2196 Change == to -eq.
2197 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2198 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2199 Change == to -eq.
2200 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2201 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2202
fd7a005d
ILT		 22032011-03-14 Ian Lance Taylor <iant@google.com>
2204
2205 * script-sections.cc (Sort_output_sections::script_compare):
2206 Rename from is_before, change return type.
2207 (Sort_output_sections::operator()): Adjust accordingly.
2208
ed16fd1b
ILT		 22092011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2210
2211 PR gold/12572
2212 * testsuite/odr_violation2.cc: Add comment to make all error line
2213 numbers double digits.
2214 * testsuite/debug_msg.sh: Adjust expected errors.
2215
71ff8986
ILT		 22162011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2217
2218 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2219 but mark earlier ones as non-canonical
2220 (offset_to_iterator): Update search target and example
2221 (do_addr2line): Return extra lines in a vector*
2222 (format_file_lineno): Extract from do_addr2line
2223 (one_addr2line): Add vector* out-param
2224 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2225 when a lineno entry appeared last for its instruction
2226 (Dwarf_line_info): Add vector* out-param
2227 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2228 * symtab.cc (Odr_violation_compare): Include the lineno in the
2229 comparison again.
2230 (linenos_from_loc): New. Combine the canonical line for an
2231 address with its other lines.
2232 (True_if_intersect): New. Helper functor to make
2233 std::set_intersection a query.
2234 (detect_odr_violations): Compare sets of lines instead of just
2235 one line for each function. This became less deterministic, but
2236 has fewer false positives.
2237 * symtab.h: Declarations.
2238 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2239 mix an optimized and non-optimized object in the same binary
2240 (odr_violation2.so): Same.
2241 * testsuite/Makefile.in: Regenerate from Makefile.am.
2242 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2243 * testsuite/debug_msg.sh: Update line numbers and add
2244 assertions.
2245 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2246 non-optimized context.
2247 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2248 isn't inlined, and use OdrDerived in an optimized context.
2249 * testsuite/odr_header1.h: Defines OdrDerived, where
2250 optimization will change the
2251 first-instruction-in-the-destructor's file and line number.
2252 * testsuite/odr_header2.h: Defines OdrBase.
2253
a19fefdc
ILT		 22542011-03-09 Ian Lance Taylor <iant@google.com>
2255
2256 * fileread.cc (File_read::clear_views): Don't delete the whole
2257 file view.
2258
ecb351e9
ILT		 22592011-03-08 Ian Lance Taylor <iant@google.com>
2260
2261 PR gold/12525
2262 * fileread.cc: #include <climits>.
2263 (GOLD_IOV_MAX): Define.
2264 (File_read::read_multiple): Limit number of entries by iov_max.
2265 * fileread.h (class File_read): Always set max_readv_entries to
2266 128.
2267
b821d13c
ILT		 22682011-03-07 Ian Lance Taylor <iant@google.com>
2269
2270 PR gold/12525
2271 * options.h (class General_options): Add -dy and -dn.
2272
89243142
CC		 22732011-03-02 Cary Coutant <ccoutant@google.com>
2274
2275 * testsuite/script_test_9.t: Add TLS segment.
2276
d0773f31
ILT		 22772011-03-02 Simon Baldwin <simonb@google.com>
2278
2279 * configure.ac: Add check for gnu_indirect_function support in
2280 the toolchain building binutils.
2281 * configure: Rebuild.
2282
9370ce59 22832011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
badc8139
RÁE		 2284
2285 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2286 plugin only symbols.
2287 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2288 in plugin files as not needed in the symbol table.
2289
4cf7a849
ST		 22902011-02-11 Sriraman Tallam <tmsriram@google.com>
2291
2292 * output.cc (Output_section::add_input_section): Delay fill
2293 generation for section ordering.
2294
b578bd7d
ILT		 22952011-02-09 Ian Lance Taylor <iant@google.com>
2296
2297 PR gold/12316
2298 * object.h (class Sized_relobj): Remove clear_local_symbols.
2299 * reloc.cc (Sized_relobj::do_relocate): Don't call
2300 clear_local_symbols.
2301
9370ce59 23022011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
84ced98a
RÁE		 2303
2304 * plugin.cc (is_visible_from_outside): Return true for symbols
2305 in the -u option.
2306
55382fb7
ILT		 23072011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2308
2309 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2310 filename.
2311
4e271fff
ST		 23122011-02-02 Sriraman Tallam <tmsriram@google.com>
2313
2314 * icf.h (is_section_foldable_candidate): Change type of parameter
2315 to std::string.
2316 * icf.cc (Icf::find_identical_sections): Change type of local variable
2317 section_name to be std::string.
2318 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2319
d433c3ac
ILT		 23202011-01-25 Ian Lance Taylor <iant@google.com>
2321
2322 * script.cc (script_add_extern): Rewrite to use
2323 add_symbol_reference.
2324
880473a6
DK		 23252011-01-25 Doug Kwan <dougkwan@google.com>
2326
d433c3ac 2327 * icf.cc (get_section_contents): Always lock section's object.
880473a6 2328
f30f86fa
ILT		 23292011-01-24 Ian Lance Taylor <iant@google.com>
2330
2331 * options.h (class General_options): Accept
2332 --no-detect-odr-violations.
2333
8e51a0b9
ILT		 23342011-01-24 Ian Lance Taylor <iant@google.com>
2335
2336 * version.cc (version_string): Bump to 1.11.
2337
0f3b89d8
ILT		 23382011-01-24 Ian Lance Taylor <iant@google.com>
2339
2340 * plugin.cc (class Plugin_rescan): Define new class.
2341 (Plugin_manager::claim_file): Set any_claimed_.
2342 (Plugin_manager::save_archive): New function.
2343 (Plugin_manager::save_input_group): New function.
2344 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2345 necessary.
2346 (Plugin_manager::new_undefined_symbol): New function.
2347 (Plugin_manager::rescan): New function.
2348 (Plugin_manager::rescannable_defines): New function.
2349 (Plugin_manager::add_input_file): Set any_added_.
2350 * plugin.h (class Plugin_manager): define new fields rescannable_,
2351 undefined_symbols_, any_claimed_, and any_added_. Declare
2352 Plugin_rescan as friend. Declare new functions.
2353 (Plugin_manager::Rescannable): Define type.
2354 (Plugin_manager::Rescannable_list): Define type.
2355 (Plugin_manager::Undefined_symbol_list): Define type.
2356 (Plugin_manager::Plugin_manager): Initialize new fields.
2357 * archive.cc (Archive::defines_symbol): New function.
2358 (Add_archive_symbols::run): Pass archive to plugins if any.
2359 * archive.h (class Archive): Declare defines_symbol.
2360 * readsyms.cc (Input_group::~Input_group): New function.
2361 (Finish_group::run): Pass input_group to plugins if any.
2362 * readsyms.h (class Input_group): Declare destructor.
2363 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2364 any.
2365
3bb951e5
ILT		 23662011-01-10 Ian Lance Taylor <iant@google.com>
2367
2368 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2369 section as relro.
2370 (Layout::set_segment_offsets): Reset increase_relro before calling
2371 set_section_addresses a second time.
2372
0aa45fac
CC		 23732011-01-04 Cary Coutant <ccoutant@google.com>
2374
2375 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2376 sections before NOBITS sections.
2377
0db46eb4
L		 23782011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2379
2380 * version.cc (print_version): Update copyright to 2011.
2381
829c9745
CC		 23822010-12-23 Cary Coutant <ccoutant@google.com>
2383
2384 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2385 of OS to this->add. Add OD parameter to second form of the function.
2386
7500420b
ILT		 23872010-12-20 Ian Lance Taylor <iant@google.com>
2388
2389 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2390 second of two consecutive entries with same offset.
2391
f8e9a930
RW		 23922010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2393
2394 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2395 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2396 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2397 to avoid unneeded links against $(LDADD).
2398 * testsuite/Makefile.in: Regenerate.
2399
2fbb4320
ILT		 24002010-12-15 Ian Lance Taylor <iant@google.com>
2401
2402 PR gold/12324
2403 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2404 for R_X86_64_32 and R_X86_64_PC32.
2405 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2406 ver_matching_def_pic.o.
2407 (ver_matching_def_pic.o): New target.
2408
fedb228d
RW		 24092010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2410
2411 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2412 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2413 Move definition before File_read::View member definitions.
2414 (File_read::View::~View): Initialize and hold lock before
2415 updating current_mapped_bytes.
2416
9b547ce6
RW		 24172010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2418
2419 * dwarf_reader.cc: Remove outdated comment.
2420 * gold-threads.cc: Fix typo in error message.
2421 * archive.cc: Fix typos in comments.
2422 * archive.h: Likewise.
2423 * arm-reloc-property.cc: Likewise.
2424 * arm-reloc-property.h: Likewise.
2425 * arm-reloc.def: Likewise.
2426 * arm.cc: Likewise.
2427 * attributes.h: Likewise.
2428 * cref.cc: Likewise.
2429 * ehframe.cc: Likewise.
2430 * fileread.h: Likewise.
2431 * gold.h: Likewise.
2432 * i386.cc: Likewise.
2433 * icf.cc: Likewise.
2434 * incremental.h: Likewise.
2435 * int_encoding.cc: Likewise.
2436 * layout.h: Likewise.
2437 * main.cc: Likewise.
2438 * merge.h: Likewise.
2439 * object.cc: Likewise.
2440 * object.h: Likewise.
2441 * options.cc: Likewise.
2442 * readsyms.cc: Likewise.
2443 * reduced_debug_output.cc: Likewise.
2444 * reloc.cc: Likewise.
2445 * script-sections.cc: Likewise.
2446 * sparc.cc: Likewise.
2447 * symtab.h: Likewise.
2448 * target-reloc.h: Likewise.
2449 * target.cc: Likewise.
2450 * target.h: Likewise.
2451 * timer.cc: Likewise.
2452 * timer.h: Likewise.
2453 * x86_64.cc: Likewise.
2454
83e17bd5
CC		 24552010-12-09 Cary Coutant <ccoutant@google.com>
2456
2457 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2458 stack.
2459 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2460 parameter; change all callers.
2461 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2462 * options.h (warn_execstack): New option.
2463
017257f8
DK		 24642010-12-07 Doug Kwan <dougkwan@google.com>
2465
2466 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2467 like function call relocations.
2468
c20cbc06
ILT		 24692010-12-07 Ian Lance Taylor <iant@google.com>
2470
2471 * archive.cc (Archive::get_elf_object_for_member): Permit
2472 punconfigured to be NULL.
2473 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2474 (Archive::include_member): Pass NULL to get_elf_object_for_member
2475 if we searched for the archive and this is the first included
2476 object.
2477
4dbfafcc
ILT		 24782010-12-01 Ian Lance Taylor <iant@google.com>
2479
2480 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2481 track_relocs_type_ field.
2482 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2483 Set track_relocs_type_.
2484 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2485 contents when using RELA relocs.
2486 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2487 reloc_map_.
2488 * reloc.cc (Track_relocs::next_addend): New function.
2489 * reloc.h (class Track_relocs): Declare next_addend.
2490
e5e19edd
ILT		 24912010-12-01 Ian Lance Taylor <iant@google.com>
2492
2493 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2494 virtual destructor.
2495
9a5ce24c
ILT		 24962010-12-01 Ian Lance Taylor <iant@google.com>
2497
2498 * README: Update compilers known to work and fail.
2499
c7791212
NC		 25002010-11-23 Matthias Klose <doko@ubuntu.com>
2501
2502 * configure.in: For --enable-gold, handle value `default' instead of
2503 `both*'. Always install ld as ld.bfd, install as ld if gold is
2504 not the default.
2505 * configure: Regenerate.
2506
0ad220c9
DK		 25072010-11-18 Doug Kwan <dougkwan@google.com>
2508
2509 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2510 and right_alignment to be zero. Store result alignment only if it is
2511 greater than existing alignment.
2512
ab8056e0
CC		 25132010-11-16 Cary Coutant <ccoutant@google.com>
2514
2515 PR gold/12220
2516 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2517 Check for ".zdebug_line".
2518
fd064a5b
CC		 25192010-11-16 Doug Kwan <dougkwan@google.com>
2520 Cary Coutant <ccoutant@google.com>
2521
2522 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2523 by reference; adjust all callers.
2524 * output.cc (Output_segment::set_section_addresses): Adjust references
2525 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2526 list is empty.
2527 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2528 end at page boundary.
2529
6fc6ea19
CC		 25302010-11-16 Cary Coutant <ccoutant@google.com>
2531
2532 PR gold/12220
2533 * layout.cc (Layout::choose_output_section): Transform names of
2534 compressed sections even when using a script with a SECTIONS clause.
2535 (Layout::output_section_name): Remove code to transform
2536 compressed debug section names.
2537 * output.cc (Output_section::add_input_section): Use uncompressed
2538 section size when tracking input sections.
2539
95a2c8d6
RS		 25402010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2541
2542 * symtab.h (Symbol::NON_PIC_REF): Remove.
2543 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2544 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2545 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2546 (Symbol::use_plt_offset): Take a flags argument and pass it
2547 directly to needs_dynamic_reloc. Restrict check for undefined
2548 weak symbols to function calls.
2549 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2550 (Target_arm::Scan::global): Use it.
2551 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2552 (Target_arm::Relocate::relocate): Likewise.
2553 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2554 parameter with an r_type parameter. Use get_reference_flags
2555 to get the flags.
2556 (Target_arm::Relocate::relocate): Update accordingly.
2557 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2558 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2559 (Target_i386::Scan::global): Likewise.
2560 (Target_i386::Relocate::relocate): Likewise.
2561 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2562 parameter with an r_type parameter. Use get_reference_flags
2563 to get the flags.
2564 (Target_i386::Relocate::relocate): Update accordingly.
2565 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2566 (Target_powerpc::Scan::global): Use it.
2567 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2568 (Target_powerpc::Relocate::relocate): Likewise.
2569 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2570 (Target_sparc::Scan::global): Use it.
2571 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2572 (Target_sparc::Relocate::relocate): Likewise.
2573 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2574 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2575 (Target_x86_64::Scan::global): Likewise.
2576 (Target_x86_64::Relocate::relocate): Likewise.
2577
f625ae50
DK		 25782010-11-08 Doug Kwan <dougkwan@google.com>
2579 Cary Coutant <ccoutant@google.com>
2580
2581 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2582 (Arm_exidx_merge_section::section_contents_): New data member.
2583 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2584 (Arm_input_section::~Arm_input_section): De-allocate memory.
2585 (Arm_input_section::original_contents_): New data member.
2586 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2587 in parameters instead of calling Object::section_contents without
2588 locking.
2589 (Arm_output_section::group_section): New parameter TASK. Pass it
2590 to callees that need locking objects.
2591 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2592 to lock EXIDX input sections. Fix a formatting issue. Call
2593 Arm_exidx_merged_section::build_contents to create merged section
2594 contents.
2595 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2596 to lock object of stub table owner.
2597 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2598 TEXT_SIZE to initialize data member TEXT_SIZE_.
2599 (Arm_exidx_input_section::addralign): Fix typo in comment.
2600 (Arm_exidx_input_section::text_size): New method.
2601 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2602 that require locking objects. Lock objects before scanning for stubs
2603 and updating local symbols.
2604 (Arm_input_section<big_endian>::init): Copy contents of original
2605 input section.
2606 (Arm_input_section<big_endian>::do_write): Use saved contents of
2607 original input section instead of calling Object::section_contents
2608 without locking.
2609 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2610 size without calling Object::section_size().
2611 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2612 for size. Allocate a buffer for merged EXIDX entries.
2613 (Arm_exidx_merged_section::build_contents): New method.
2614 (Arm_exidx_merged_section::do_write): Move merge section contents
2615 building code to Arm_exidx_merged_section::build_contetns. Write
2616 out contetns in buffer instead of building it on the fly.
2617 (Arm_relobj::make_exidx_input_section): Also pass text section size
2618 to Arm_exidx_input_section constructor.
2619 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2620 (Arm_dynobj::do_read_symbols): Fix memory leak.
2621 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2622 * target.h: (class Task): Add forward declaration.
2623 (Target::relax): Add new parameter TASK and pass it to
2624 Target::do_relax().
2625 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2626
5f9bcf58
CC		 26272010-11-05 Cary Coutant <ccoutant@google.com>
2628
2629 PR gold/10708
2630 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2631 object when reading from the file.
2632 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2633 second layout pass.
2634 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2635 when reading section contents.
2636 (get_section_contents): Likewise.
2637 (icf::find_identical_sections): Likewise.
2638 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2639 object when reading from the file.
2640 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2641 the object when doing deferred section layout.
2642
e597fa08
NC		 26432010-11-03 Nick Clifton <nickc@redhat.com>
2644
2645 PR gold/12001
2646 * script.h (class Symbol_assignment: name): New member. Returns
2647 the name of the symbol.
2648 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2649 Returns true if the given symbol name is on the list of
2650 assignments wating to be processed.
2651 * archive.cc (should_incldue_member): If the symbol is undefined,
2652 check to see if it is on the list of symbols pending assignment.
2653
3f9a3278
ILT		 26542010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2655
2656 * script-sections.cc (Script_sections::find_memory_region): Check
2657 for a NULL output section pointer.
2658
d06fb4d1
DK		 26592010-10-29 Doug Kwan <dougkwan@google.com>
2660
2661 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2662 Output_section::add_relaxed_input_section.
2663 * output.cc (Output_section::add_relaxed_input_section): Add new
2664 arguments LAYOUT and NAME. Set section order index.
2665 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2666 Copy section order index.
2667 * output.h (Output_section::add_relaxed_input_section): Add new
2668 arguments LAYOUT and NAME.
2669
90e24de5
ILT		 26702010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2671
2672 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2673 NATIVE_OR_CROSS_LINKER.
2674 * testsuite/Makefile.in: Regenerate.
2675
c9484ea5
DK		 26762010-10-20 Doug Kwan <dougkwan@google.com>
2677
2678 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2679 without SHF_LINK_ORDER flags.
2680 * layout.cc (Layout::choose_output_section): Do not filter
2681 SHF_LINK_ORDER flag in a relocatable link.
2682
5bc2f5be
CC		 26832010-10-17 Cary Coutant <ccoutant@google.com>
2684
2685 * output.h (Output_segment::set_section_addresses): Change function
2686 signature. Update all callers.
2687 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2688 sections.
2689 (Output_segment::set_section_addresses): Align after last TLS
2690 section. Add padding before last relro section instead of after.
2691
0c91cf04
DK		 26922010-10-17 Doug Kwan <dougkwan@google.com>
2693
2694 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2695 GOT output section to be writable.
2696
8c21d9d3
CC		 26972010-10-14 Cary Coutant <ccoutant@google.com>
2698
2699 * debug.h (DEBUG_INCREMENTAL): New flag.
2700 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2701 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2702 mode.
2703 * incremental.cc (report_command_line): Ignore all forms of
2704 --incremental.
2705 * layout.cc (Layout::Layout): Check parameters for incremental link
2706 mode.
2707 * options.cc (General_options::parse_incremental): New function.
2708 (General_options::parse_no_incremental): New function.
2709 (General_options::parse_incremental_full): New function.
2710 (General_options::parse_incremental_update): New function.
2711 (General_options::incremental_mode_): New data member.
2712 (General_options::finalize): Check incremental_mode_.
2713 * options.h (General_options): Update help text for --incremental.
2714 Add --no-incremental, --incremental-full, --incremental-update.
2715 (General_options::Incremental_mode): New enum type.
2716 (General_options::incremental_mode): New function.
2717 (General_options::incremental_mode_): New data member.
2718 * parameters.cc (Parameters::incremental_mode_): New data member.
2719 (Parameters::set_options): Set incremental_mode_.
2720 (Parameters::set_incremental_full): New function.
2721 (Parameters::incremental): New function.
2722 (Parameters::incremental_update): New function.
2723 (set_parameters_incremental_full): New function.
2724 * parameters.h (Parameters::set_incremental_full): New function.
2725 (Parameters::incremental): New function.
2726 (Parameters::incremental_update): New function.
2727 (Parameters::incremental_mode_): New data member.
2728 (set_parameters_incremental_full): New function.
2729 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2730 incremental link mode.
2731 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2732 (Sized_relobj::do_relocate_sections): Likewise.
2733 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2734 option.
2735 * testsuite/Makefile.in: Regenerate.
2736 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2737
bb32aa18 27382010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
eb373049
ILT		 2739
2740 * script-sections.h (class Script_sections): Make
2741 Sections_elements typedef public.
2742 * script-sections.cc (class Sort_output_sections): Add elements_
2743 field. Add constructor which sets it; change all callers.
2744 (Sort_output_sections::is_before): New function.
2745 (Sort_output_sections::operator()): Call is_before.
2746 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2747 conditional.
2748 * testsuite/script_test_10.sh: New test. Test script section
2749 order.
2750 * testsuite/script_test_10.t: Likewise.
2751 * testsuite/script_test_10.s: Likewise.
2752 * testsuite/Makefile.am: Wrap the cross linker tests and the
2753 common tests into NATIVE_OR_CROSS_LINKER.
2754 (check_SCRIPTS): Add script_test_10.sh.
2755 (check_DATA): Add script_test_10.stdout.
2756 (script_test_10.o, script_test_10): New targets.
2757 (script_test_10.stdout): New target.
2758 * configure, testsuite/Makefile.in: Regenerate.
2759
3cef7179
ILT		 27602010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2761
2762 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2763 error for the deprecated relocations.
2764 (Target_arm::Scan::global): Likewise.
2765 (Target_arm::Relocate::relocate): Likewise.
2766
7411e9a8
RS		 27672010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2768
2769 * fileread.cc (Input_file::find_file): Initialize *found_name
2770 and *namep when using the fallback search for case 4.
2771
6a9da32a
CC		 27722010-10-11 Cary Coutant <ccoutant@google.com>
2773
2774 * options.h (class General_options): Redefine -z lazy as an alias for
2775 the negation of -z now.
2776
ac897c20
ILT		 27772010-10-11 Ian Lance Taylor <iant@google.com>
2778
2779 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2780 binding.
2781
ea5cae92
NC		 27822010-10-06 Nick Clifton <nickc@redhat.com>
2783
2784 * script-sections.cc(class Memory_region): Remove
2785 current_lma_offset_ field. Rename current_vma_offset_ to
2786 current_offset_. Add last_section_ field.
2787 (Memory_region::get_current_vma_address): Rename to
2788 get_current_address.
2789 (Memory_region::get_current_lma_address): Delete.
2790 (Memory_region::increment_vma_offset): Rename to
2791 increment_offset.
2792 (Memory_region::increment_lma_offset): Delete.
2793 (Memory_region::attributes_compatible): New method. Returns
2794 true if the provided section is compatible with the region.
2795 (Memory_region::get_last_section): New method. Returns the last
2796 section to use the region.
2797 (Memory_region::set_last_section): New method. Stores the last
2798 section to use the region.
2799 (Script_sections::block_in_region): New method. Returns true if
2800 a block of memory is contained within a region.
2801 (Script_sections::find_memory_region): New method. Locates a
2802 memory region to be used to set a VMA or LMA address.
2803 (Output_section_definition::set_section_addresses): Add code to
2804 check for addresses set by memory regions.
2805 (Output_segment::set_section_addresses): Remove memory region
2806 walking code.
2807 (Script_sections::create_segment): Add a warning if a header
2808 segment is created outside of any region.
2809 * script-sections.h (class Script_sections): Add prototypes for
2810 find_memory_region and block_in_region methods.
2811 * testsuite/memory_test.s: Use .long instead of .word.
2812 * testsuite/memory_test.t: Add some more output sections.
2813 * testsuite/memory_test.sh: Update expected output.
2814
a9bfd952
DK		 28152010-10-02 Doug Kwan <dougkwan@google.com>
2816
2817 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2818 defintion to symtab.h
2819 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2820 declaration to defintion.
2821
bacff3ab
NC		 28222010-10-01 Nick Clifton <nickc@redhat.com>
2823
2824 * expression.cc (eval): Replace dummy argument with NULL.
2825 (eval_maybe_dot): Check for a NULL result section pointer.
2826 (Symbol_expression::value): Likewise.
2827 (Dot_expression::value): Likewise.
2828 (BINARY_EXPRESSION): Likewise.
2829 (Max_expression::value): Likewise.
2830 (Min_expression::value): Likewise.
2831 (Absolute_expression::value): Likewise.
2832 (Addr_expression::value_from_output_section): Likewise.
2833 (Loaddddr_expression::value_from_output_section): Likewise.
2834 (Segment_start_expression::value): Likewise.
2835 * script-sections.cc
2836 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2837 argument with NULL.
2838 (Sections_elememt_dot_assignment::set_section_addresses):
2839 Likewise.
2840 (Output_data_expression::do_write_to_buffer): Likewise.
2841 (Output_section_definition::finalize_symbols): Likewise.
2842 (Output_section_definition::set_section_addresses): Likewise.
2843
f81bc8b5
DK		 28442010-09-30 Doug Kwan <dougkwan@google.com>
2845
2846 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2847
c95e9f27
ST		 28482010-09-28 Sriraman Tallam <tmsriram@google.com>
2849
2850 * target.h (Target::can_icf_inline_merge_sections): New virtual
bacff3ab 2851 function.
c95e9f27
ST		 2852 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2853 virtual function.
2854 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2855 virtual function.
2856 * icf.cc (get_section_contents): Inline merge sections only when
2857 target allows it.
2858
3cac54d2
RW		 28592010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2860
2861 * configure: Regenerate.
2862
2904037a
ILT		 28632010-09-17 Ian Lance Taylor <iant@google.com>
2864
2865 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
d4d91489
ILT		 2866 * testsuite/Makefile.am (memory_test.o): New target.
2867 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2868 memory_test.t.
2869 * testsuite/Makefile.in: Rebuild.
2904037a 2870
bca7fb63
DK		 28712010-09-17 Doug Kwan <dougkwan@google.com>
2872
2873 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2874 defintion if relocation uses GOT entries of the symbol.
2875 * testsuite/icf_safe_test.sh: Fix test.
2876 * testsuite/icf_safe_so_test.sh: Fix test.
2877
4ef28648
CC		 28782010-09-16 Cary Coutant <ccoutant@google.com>
2879
2880 * script_sections.cc (class Memory_region): Remove "NULL" from
2881 vector initializations.
2882
793990de
CC		 28832010-09-15 Cary Coutant <ccoutant@google.com>
2884
2885 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2886 Resolve forwarding symbols.
2887
81e015e2
DK		 28882010-09-15 Doug Kwan <dougkwan@google.com>
2889
2890 * gold/testsuite/script_test_3.t: Add ARM special sections.
2891 * gold/testsuite/script_test_4.t: Same.
2892 * gold/testsuite/script_test_5.t: Same.
2893 * gold/testsuite/script_test_6.t: Same.
2894 * gold/testsuite/script_test_7.t: Same.
2895 * gold/testsuite/script_test_7.t: Same.
2896 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2897
36171d64
CC		 28982010-09-14 Cary Coutant <ccoutant@google.com>
2899
2900 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2901 (Target_x86_64::Relocate::relocate_tls): Replace check for
2902 saw_tls_block_reloc_ with test for executable section.
2903
d89051bd
CC		 29042010-09-12 Cary Coutant <ccoutant@google.com>
2905
2906 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2907 position-independent executables to shared libraries need dynamic
2908 relocations.
2909 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2910 position-independent executables.
2911 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2912 * testsuite/Makefile.in: Regenerate.
2913
fca41f0f
NC		 29142010-09-10 Nick Clifton <nickc@redhat.com>
2915
2916 PR gold/11997
2917 * testsuite/memory_test.t: Discard any sections that are not
2918 needed.
2919
6695e4b3
L		 29202010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2921
2922 PR gold/11996
2923 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2924 "This::" to work around a bug in gcc 4.2.
2925
2926 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2927
0f72bf6f
RÁE		 29282010-09-09 Rafael Espindola <espindola@google.com>
2929
2930 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2931 sections with different PF_X flags in the same segment.
2932 (Layout::find_first_load_seg): Search all segments to find the first
2933 one.
2934 * options.h (rosegment): New.
2935
29362010-09-08 Rafael Espindola <espindola@google.com>
a6577478 2937
05a79166 2938 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
a6577478 2939
aa98ff75
DK		 29402010-09-08 Doug Kwan <dougkwan@google.com>
2941
2942 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2943 (Arm_relobj::do_relocate_sections): Add new parameter for output
2944 file to match the parent.
2945 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2946 of local symbols instead of input values. Update code to track
2947 changes in gold::relocate_section.
2948 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2949 (Sized_relobj::compute_final_local_value_internal): New methods.
2950 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2951 body into private version of Sized_relobj::compute_final_local_value.
2952 Call the inline method.
2953 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2954 merged symbol value if there is one.
2955 (Symbol_value::has_output_value): New method defintiion.
2956 (Sized_relobj::Compute_final_local_value_status): New enum type.
2957 (Sized_relobj::compute_final_local_value): New methods.
2958 (Sized_relobj::compute_final_local_value_internal): New methods.
2959 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2960 and arm_cortex_a8.sh.
2961 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2962 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2963 New tests.
2964 * Makefile.in: Regenerate.
2965 * testsuite/arm_bl_out_of_range.s: Update test.
2966 * testsuite/thumb_bl_out_of_range.s: Ditto.
2967 * testsuite/thumb_blx_out_of_range.s: Ditto.
2968 * testsuite/arm_branch_out_of_range.sh: New file.
2969 * testsuite/arm_cortex_a8.sh: Ditto.
2970 * testsuite/arm_cortex_a8_b.s: Ditto.
2971 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2972 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2973 * testsuite/arm_cortex_a8_bl.s: Ditto.
2974 * testsuite/arm_cortex_a8_blx.s: Ditto.
2975 * testsuite/arm_cortex_a8_local.s: Ditto.
2976 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2977 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2978
05a79166
L		 29792010-09-08 Rafael Espindola <espindola@google.com>
2980
2981 * Makefile.am (memory_test.stdout): Run readelf with -W.
2982 * Makefile.in: Regenerate.
2983 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2984 64 bit output.
2985
33dbc701
RÁE		 29862010-09-08 Rafael Espindola <espindola@google.com>
2987
2988 * script-sections.cc (Script_sections::add_memory_region): Convert
2989 field precision to int.
2990 * script.cc (script_set_section_region, script_set_section_region):
2991 Convert field precision to int.
2992
731ca54a
RÁE		 29932010-09-08 Rafael Espindola <espindola@google.com>
2994
2995 * arm.cc (do_finalize_sections): Create the __exidx_start and
2996 __exdix_end symbols even when the section is missing.
2997
7f8cd844
NC		 29982010-09-08 Nick Clifton <nickc@redhat.com>
2999
3000 * README: Remove claim that MEMORY is not supported.
3001 * expression.cc (script_exp_function_origin)
3002 (script_exp_function_length): Move from here to ...
3003 * script.cc: ... here.
3004 (script_set_section_region, script_add_memory)
3005 (script_parse_memory_attr, script_include_directive): New
3006 functions.
3007 * script-sections.cc
3008 (class Memory_region): New class.
3009 (class Output_section_definition): Add set_memory_region,
3010 set_section_vma, set_section_lma and get_section_name methods.
3011 (class Script_Sections): Add add_memory_region,
3012 find_memory_region, find_memory_region_origin,
3013 find_memory_region_length and set_memory_region methods.
3014 Have set_section_addresses method walk the list of set memory
3015 regions.
3016 Extend the print methos to display memory regions.
3017 * script-sections.h: Add prototypes for new methods.
3018 Add enum for MEMORY region attributes.
3019 * yyscript.y: Add support for parsing MEMORY regions.
3020 * script-c.h: Add prototypes for new functions.
3021 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3022 * testsuite/Makefile.in: Regenerate.
3023 * testsuite/memory_test.sh: New script.
3024 * testsuite/memory_test.s: New assembler source file.
3025 * testsuite/memory_test.t: New linker script.
3026
a4649286
DK		 30272010-08-27 Doug Kwan <dougkwan@google.com>
3028
3029 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3030 reference override an existing dynamic weak reference.
3031 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3032 * testsuite/Makefile.in: Regenerate.
3033 * testsuite/dyn_weak_ref.sh: New file.
3034 * testsuite/dyn_weak_ref_1.c: Ditto.
3035 * testsuite/dyn_weak_ref_2.c: Ditto.
3036
b56648ad
ILT		 30372010-08-27 Ian Lance Taylor <iant@google.com>
3038
3039 * incremental.h (class Incremental_input_entry): Add virtual
3040 destructor.
3041
809313cb
ILT		 30422010-08-27 Ian Lance Taylor <iant@google.com>
3043
3044 * testsuite/start_lib_test_3.c: Mark t3 as used.
3045
11e32464
NC		 30462010-08-27 Nick Clifton <nickc@redhat.com>
3047
3048 * options.cc (version_script): Fix small typo in previous
3049 whitespace tidyup.
3050
ca09d69a
NC		 30512010-08-25 Nick Clifton <nickc@redhat.com>
3052
3053 * archive.cc: Formatting fixes: Remove whitespace between
3054 typename and following asterisk. Remove whitespace between
3055 function name and opening parenthesis.
3056 * archive.h: Likewise.
3057 * arm.cc: Likewise.
3058 * attributes.cc: Likewise.
3059 * attributes.h: Likewise.
3060 * common.cc: Likewise.
3061 * copy-relocs.cc: Likewise.
3062 * dirsearch.h: Likewise.
3063 * dynobj.cc: Likewise.
3064 * ehframe.cc: Likewise.
3065 * ehframe.h: Likewise.
3066 * expression.cc: Likewise.
3067 * fileread.cc: Likewise.
3068 * fileread.h: Likewise.
3069 * gc.h: Likewise.
3070 * gold-threads.cc: Likewise.
3071 * gold.cc: Likewise.
3072 * i386.cc: Likewise.
3073 * icf.h: Likewise.
3074 * incremental-dump.cc: Likewise.
3075 * incremental.cc: Likewise.
3076 * layout.cc: Likewise.
3077 * layout.h: Likewise.
3078 * main.cc: Likewise.
3079 * merge.cc: Likewise.
3080 * merge.h: Likewise.
3081 * object.cc: Likewise.
3082 * object.h: Likewise.
3083 * options.cc: Likewise.
3084 * options.h: Likewise.
3085 * output.cc: Likewise.
3086 * output.h: Likewise.
3087 * plugin.cc: Likewise.
3088 * plugin.h: Likewise.
3089 * powerpc.cc: Likewise.
3090 * reloc.cc: Likewise.
3091 * script-c.h: Likewise.
3092 * script-sections.cc: Likewise.
3093 * script.cc: Likewise.
3094 * stringpool.cc: Likewise.
3095 * symtab.cc: Likewise.
3096 * symtab.h: Likewise.
3097 * target.cc: Likewise.
3098 * timer.cc: Likewise.
3099 * timer.h: Likewise.
3100 * version.cc: Likewise.
3101 * x86_64.cc: Likewise.
3102
b8fa8750
NC		 31032010-08-24 Nick Clifton <nickc@redhat.com>
3104
3105 PR 11899
3106 * layout.cc (segment_precedes): Sort segments by their physical
3107 addresses, if they have been set.
3108
9919d93b
CC		 31092010-08-23 Cary Coutant <ccoutant@google.com>
3110
3111 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3112 symbols data.
3113 (Lib_group::include_member): Unlock object after deleting its
3114 symbols data.
3115 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3116 the bug fixed here.
3117
97b4be1c
CC		 31182010-08-19 Neil Vachharajani <nvachhar@google.com>
3119 Cary Coutant <ccoutant@google.com>
3120
3121 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3122 constructor, and set_blocker.
3123 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3124 readsyms_blocker_.
3125 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3126 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3127 * testsuite/Makefile.am (start_lib_test): New test case.
3128 * testsuite/Makefile.in: Regenerate.
3129 * testsuite/start_lib_test_main.c: New file.
3130 * testsuite/start_lib_test_1.c: New file.
3131 * testsuite/start_lib_test_2.c: New file.
3132 * testsuite/start_lib_test_3.c: New file.
3133
dd0b1884
ILT		 31342010-08-19 Ian Lance Taylor <iant@google.com>
3135
3136 * Makefile.in: Rebuild with automake 1.11.1.
3137 * aclocal.m4: Likewise.
3138 * testsuite/Makefile.in: Likewise.
3139
7223e9ca
ILT		 31402010-08-19 Ian Lance Taylor <iant@google.com>
3141
3142 PR 10893
3143 * i386.cc (class Output_data_plt_i386): Update declarations.
3144 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3145 local_ifuncs_ fields.
3146 (Target_i386::do_plt_section_for_global): New function.
3147 (Target_i386::do_plt_section_for_local): New function.
3148 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3149 parameter; change all callers. Initialize global_ifuncs_ and
3150 local_ifuncs_. If doing a static link define __rel_iplt_start and
3151 __rel_iplt_end.
3152 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3153 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3154 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3155 symbols.
3156 (Target_i386::make_plt_section): New function, broken out of
3157 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3158 (Target_i386::make_plt_entry): Call make_plt_section.
3159 (Target_i386::make_local_ifunc_plt_entry): New function.
3160 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3161 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3162 R_386_IRELATIVE to switch.
3163 (Target_i386::Scan::global): Likewise.
3164 (Target_i386::Relocate::relocate): Likewise.
3165 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3166 switch.
3167 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3168 (Target_x86_64::do_plt_section_for_global): New function.
3169 (Target_x86_64::do_plt_section_for_local): New function.
3170 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3171 parameter; change all callers. If doing a static link define
3172 __rela_iplt_start and __rela_iplt_end.
3173 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3174 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3175 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3176 to point to .plt.
3177 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3178 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3179 switch.
3180 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3181 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3182 R_X86_64_IRELATIVE to switch.
3183 (Target_x86_64::Scan::global): Likewise.
3184 (Target_x86_64::Relocate::relocate): Likewise.
3185 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3186 switch.
3187 * target.h (class Target): Add plt_section_for_global and
3188 plt_section_for_local functions. Add do_plt_section_for_global
3189 and do_plt_section_for_local virtual functions.
3190 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3191 clarifying comments.
3192 (Symbol::use_plt_offset): Handle IFUNC symbol.
3193 * object.cc (Sized_relobj::Sized_relobj): Initialize
3194 local_plt_offsets_.
3195 (Sized_relobj::local_has_plt_offset): New function.
3196 (Sized_relobj::local_plt_offset): New function.
3197 (Sized_relobj::set_local_plt_offset): New function.
3198 (Sized_relobj::do_count): Handle IFUNC symbol.
3199 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3200 a bit away from input_shndx_ field. Add set_is_func_symbol and
3201 is_ifunc_symbol functions.
3202 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3203 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3204 local_plt_offsets_ field.
3205 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3206 * output.h (class Output_section_data): Add non-const
3207 output_section function.
3208 (class Output_data_got): Update declarations.
3209 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3210 Add use_plt_offset parameter to global and local constructors.
3211 Change all callers. Change local_sym_index_ field to 31 bits.
3212 Change GSYM_CODE and CONSTANT_CODE accordingly.
3213 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3214 doing a static link don't set sh_link field.
3215 (Output_data_got::Got_entry::write): Use PLT offset if
3216 appropriate.
3217 (Output_data_got::add_global_plt): New function.
3218 (Output_data_got::add_local_plt): New function.
3219 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3220 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3221 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3222 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3223 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3224 IFUNC conditional.
3225 * testsuite/ifunc-sel.h: New file.
3226 * testsuite/ifuncmain1.c: New file.
3227 * testsuite/ifuncmain1vis.c: New file.
3228 * testsuite/ifuncmod1.c: New file.
3229 * testsuite/ifuncdep2.c: New file.
3230 * testsuite/ifuncmain2.c: New file.
3231 * testsuite/ifuncmain3.c: New file.
3232 * testsuite/ifuncmod3.c: New file.
3233 * testsuite/ifuncmain4.c: New file.
3234 * testsuite/ifuncmain5.c: New file.
3235 * testsuite/ifuncmod5.c: New file.
3236 * testsuite/ifuncmain6pie.c: New file.
3237 * testsuite/ifuncmod6.c: New file.
3238 * testsuite/ifuncmain7.c: New file.
3239 * configure, testsuite/Makefile.in: Rebuild.
3240
56f75c03
ILT		 32412010-08-18 Ian Lance Taylor <iant@google.com>
3242
3243 * incremental.cc
3244 (Output_section_incremental_inputs::write_input_files): Add cast
3245 to avoid signed/unsigned comparison warning.
3246 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3247
55455f89
CC		 32482010-08-12 Cary Coutant <ccoutant@google.com>
3249
3250 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3251
e2054bcb
ILT		 32522010-08-13 Ian Lance Taylor <iant@google.com>
3253
3254 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3255
74f67560
DK		 32562010-08-12 Cary Coutant <ccoutant@google.com>
3257 Doug Kwan <dougkwan@google.com>
3258
3259 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3260 defintion overrides non-weak undef, remember that the original undef
3261 is not weak.
3262 * symtab.cc (Symbol_table::sized_write_global): For undef without
3263 an original weak binding, set binding to global in output.
3264 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3265 * testsuite/Makefile.in: Regenerate.
3266 * testsuite/strong_ref_weak_def.sh: New file.
3267 * testsuite/strong_ref_weak_def_1.c: Ditto.
3268 * testsuite/strong_ref_weak_def_2.c: Ditto.
3269
d1238d12
CC		 32702010-08-12 Cary Coutant <ccoutant@google.com>
3271
3272 * testsuite/incremental_test.sh: Rewrite.
3273 * testsuite/incremental_test_1.c: Rewrite.
3274 * testsuite/incremental_test_2.c: Rewrite.
3275
0e70b911
CC		 32762010-08-12 Cary Coutant <ccoutant@google.com>
3277
3278 * arm.cc (Target_arm::got_size): Add const.
3279 (Target_arm::got_entry_count): New function.
3280 (Target_arm::plt_entry_count): New function.
3281 (Target_arm::first_plt_entry_offset): New function.
3282 (Target_arm::plt_entry_size): New function.
3283 (Output_data_plt_arm::entry_count): New function.
3284 (Output_data_plt_arm::first_plt_entry_offset): New function.
3285 (Output_data_plt_arm::get_plt_entry_size): New function.
3286 * i386.cc (Target_i386::got_size): Add const.
3287 (Target_i386::got_entry_count): New function.
3288 (Target_i386::plt_entry_count): New function.
3289 (Target_i386::first_plt_entry_offset): New function.
3290 (Target_i386::plt_entry_size): New function.
3291 (Output_data_plt_i386::entry_count): New function.
3292 (Output_data_plt_i386::first_plt_entry_offset): New function.
3293 (Output_data_plt_i386::get_plt_entry_size): New function.
3294 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3295 find_incremental_inputs_sections. Dump incremental_got_plt section.
3296 * incremental.cc: Include target.h.
3297 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3298 parameter. Adjust all callers. Find incremental_got_plt section.
3299 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3300 section.
3301 (Output_section_incremental_inputs::set_final_data_size): Calculate
3302 size of incremental_got_plt section.
3303 (Output_section_incremental_inputs::do_write): Write the
3304 incremental_got_plt section.
3305 (Got_plt_view_info): New struct.
3306 (Local_got_offset_visitor): New class.
3307 (Global_got_offset_visitor): New class.
3308 (Global_symbol_visitor_got_plt): New class.
3309 (Output_section_incremental_inputs::write_got_plt): New function.
3310 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3311 Add parameter. Adjust all callers.
3312 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3313 (Incremental_inputs::got_plt_section): New function.
3314 (Incremental_inputs::got_plt_section_): New data member.
3315 (Incremental_got_plt_reader): New class.
3316 * layout.cc (Layout::create_incremental_info_sections): Add the
3317 incremental_got_plt section.
3318 * object.h (Got_offset_list::get_list): New function.
3319 (Got offset_list::for_all_got_offsets): New function.
3320 (Sized_relobj::local_got_offset_list): New function.
3321 * powerpc.cc (Target_powerpc::got_size): Add const.
3322 (Target_powerpc::got_entry_count): New function.
3323 (Target_powerpc::plt_entry_count): New function.
3324 (Target_powerpc::first_plt_entry_offset): New function.
3325 (Target_powerpc::plt_entry_size): New function.
3326 (Output_data_plt_powerpc::entry_count): New function.
3327 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3328 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3329 * sparc.cc (Target_sparc::got_size): Add const.
3330 (Target_sparc::got_entry_count): New function.
3331 (Target_sparc::plt_entry_count): New function.
3332 (Target_sparc::first_plt_entry_offset): New function.
3333 (Target_sparc::plt_entry_size): New function.
3334 (Output_data_plt_sparc::entry_count): New function.
3335 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3336 (Output_data_plt_sparc::get_plt_entry_size): New function.
3337 * symtab.h (Symbol::got_offset_list): New function.
3338 (Symbol_table::for_all_symbols): New function.
3339 * target.h (Sized_target::got_entry_count): New function.
3340 (Sized_target::plt_entry_count): New function.
3341 (Sized_target::plt_entry_size): New function.
3342 * x86_64.cc (Target_x86_64::got_size): Add const.
3343 (Target_x86_64::got_entry_count): New function.
3344 (Target_x86_64::plt_entry_count): New function.
3345 (Target_x86_64::first_plt_entry_offset): New function.
3346 (Target_x86_64::plt_entry_size): New function.
3347 (Output_data_plt_x86_64::entry_count): New function.
3348 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3349 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3350
09ec0418
CC		 33512010-08-12 Cary Coutant <ccoutant@google.com>
3352
3353 * archive.cc: Include incremental.h.
3354 (Archive::Archive): Initialize incremental_info_.
3355 (Archive::include_member): Record archive members in incremental info.
3356 (Add_archive_symbols::run): Record begin and end of an archive in
3357 incremental info.
3358 (Lib_group::include_member): Record objects in incremental info.
3359 * archive.h (Incremental_archive_entry): Forward declaration.
3360 (Archive::set_incremental_info): New member function.
3361 (Archive::incremental_info): New member function.
3362 (Archive::Unused_symbol_iterator): New class.
3363 (Archive::unused_symbols_begin): New member function.
3364 (Archive::unused_symbols_end): New member function.
3365 (Archive::incremental_info_): New data member.
3366 * incremental-dump.cc (find_input_containing_global): New function.
3367 (dump_incremental_inputs): Dump new incremental info sections.
3368 * incremental.cc: Include symtab.h.
3369 (Output_section_incremental_inputs): New class.
3370 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3371 new incremental info sections.
3372 (Sized_incremental_binary::do_check_inputs): Likewise.
3373 (Incremental_inputs::report_archive): Remove.
3374 (Incremental_inputs::report_archive_begin): New function.
3375 (Incremental_inputs::report_archive_end): New function.
3376 (Incremental_inputs::report_object): New function.
3377 (Incremental_inputs::finalize_inputs): Remove.
3378 (Incremental_inputs::report_input_section): New function.
3379 (Incremental_inputs::report_script): Rewrite.
3380 (Incremental_inputs::finalize): Do nothing but finalize string table.
3381 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3382 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3383 (Incremental_inputs::create_data_sections): New function.
3384 (Incremental_inputs::relocs_entsize): New function.
3385 (Output_section_incremental_inputs::set_final_data_size): New function.
3386 (Output_section_incremental_inputs::do_write): New function.
3387 (Output_section_incremental_inputs::write_header): New function.
3388 (Output_section_incremental_inputs::write_input_files): New function.
3389 (Output_section_incremental_inputs::write_info_blocks): New function.
3390 (Output_section_incremental_inputs::write_symtab): New function.
3391 * incremental.h (Incremental_script_entry): Forward declaration.
3392 (Incremental_object_entry): Forward declaration.
3393 (Incremental_archive_entry): Forward declaration.
3394 (Incremental_inputs): Forward declaration.
3395 (Incremental_inputs_header_data): Remove.
3396 (Incremental_inputs_header): Remove.
3397 (Incremental_inputs_header_write): Remove.
3398 (Incremental_inputs_entry_data): Remove.
3399 (Incremental_inputs_entry): Remove.
3400 (Incremental_inputs_entry_write): Remove.
3401 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3402 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3403 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3404 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3405 Likewise.
3406 (Incremental_input_entry): New class.
3407 (Incremental_script_entry): New class.
3408 (Incremental_object_entry): New class.
3409 (Incremental_archive_entry): New class.
3410 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3411 (Incremental_inputs::report_inputs): Remove.
3412 (Incremental_inputs::report_archive): Remove.
3413 (Incremental_inputs::report_archive_begin): New function.
3414 (Incremental_inputs::report_archive_end): New function.
3415 (Incremental_inputs::report_object): Change prototype.
3416 (Incremental_inputs::report_input_section): New function.
3417 (Incremental_inputs::report_script): Change prototype.
3418 (Incremental_inputs::get_reloc_count): New function.
3419 (Incremental_inputs::set_reloc_count): New function.
3420 (Incremental_inputs::create_data_sections): New function.
3421 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3422 (Incremental_inputs::inputs_section): New function.
3423 (Incremental_inputs::symtab_section): New function.
3424 (Incremental_inputs::relocs_section): New function.
3425 (Incremental_inputs::get_stringpool): Add const.
3426 (Incremental_inputs::command_line): Add const.
3427 (Incremental_inputs::inputs): Remove.
3428 (Incremental_inputs::command_line_key): New function.
3429 (Incremental_inputs::input_file_count): New function.
3430 (Incremental_inputs::input_files): New function.
3431 (Incremental_inputs::relocs_entsize): New function.
3432 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3433 (Incremental_inputs::finalize_inputs): Remove.
3434 (Incremental_inputs::Input_info): Remove.
3435 (Incremental_inputs::lock_): Remove.
3436 (Incremental_inputs::inputs_): Change type.
3437 (Incremental_inputs::inputs_map_): Remove.
3438 (Incremental_inputs::current_object_entry_): New data member.
3439 (Incremental_inputs::inputs_section_): New data member.
3440 (Incremental_inputs::symtab_section_): New data member.
3441 (Incremental_inputs::relocs_section_): New data member.
3442 (Incremental_inputs::reloc_count_): New data member.
3443 (Incremental_inputs_reader): New class.
3444 (Incremental_symtab_reader): New class.
3445 (Incremental_relocs_reader): New class.
3446 * layout.cc (Layout::finalize): Move finalization of incremental info
3447 and creation of incremental info sections to follow finalization of
3448 symbol table. Set offsets for postprocessing sections.
3449 (Layout::create_incremental_info_sections): Call
3450 Incremental_inputs::create_data_sections. Add incremental symtab
3451 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3452 sections to layout after input sections.
3453 * layout.h (struct Timespec): Forward declaration.
3454 (Layout::incremental_inputs): Add const.
3455 (Layout::create_incremental_info_sections): Add parameter.
3456 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3457 * object.cc: Include incremental.h.
3458 (Relobj::finalize_incremental_relocs): New function.
3459 (Sized_relobj::do_layout): Record input sections in incremental info.
3460 * object.h (Object::output_section): New function.
3461 (Object::output_section_offset): Moved from Relobj.
3462 (Object::get_incremental_reloc_base): New function.
3463 (Object::get_incremental_reloc_count): New function.
3464 (Object::do_output_section): New function.
3465 (Object::do_output_section_offset): Moved from Relobj.
3466 (Object::do_get_incremental_reloc_base): New function.
3467 (Object::do_get_incremental_reloc_count): New function.
3468 (Object::Object): Initialize new data members.
3469 (Relobj::output_section): Renamed do_output_section and moved to
3470 protected.
3471 (Relobj::output_section_offset): Moved to Object.
3472 (Relobj::do_get_incremental_reloc_base): New function.
3473 (Relobj::do_get_incremental_reloc_count): New function.
3474 (Relobj::allocate_incremental_reloc_counts): New function.
3475 (Relobj::count_incremental_reloc): New function.
3476 (Relobj::finalize_incremental_relocs): New function.
3477 (Relobj::next_incremental_reloc_index): New function.
3478 (Relobj::reloc_counts_): New data member.
3479 (Relobj::reloc_bases_): New data member.
3480 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3481 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3482 (Sized_relobj::incremental_relocs_scan): New function.
3483 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3484 (Sized_relobj::incremental_relocs_write): New function.
3485 (Sized_relobj::incremental_relocs_write_reltype): New function.
3486 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3487 incremental link.
3488 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3489 archives and object files elsewhere.
3490 (Add_symbols::run): Report object files here.
3491 (Finish_group::run): Report end of archive at end of group.
3492 * reloc.cc: Include layout.h, incremental.h.
3493 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3494 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3495 (Sized_relobj::incremental_relocs_scan): New function.
3496 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3497 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3498 (Sized_relobj::incremental_relocs_write): New function.
3499 (Sized_relobj::incremental_relocs_write_reltype): New function.
3500 * script.cc (read_input_script): Rewrite test for incremental link.
3501 Change call to Incremental_inputs::report_script.
3502 * symtab.h (Symbol_table::first_global_index): New function.
3503 (Symbol_table::output_count): New function.
3504
ce0d1972
DK		 35052010-08-12 Doug Kwan <dougkwan@google.com>
3506
3507 * arm.cc (Target_arm::merge_object_attributes): Check command line
3508 options --no-wchar-size-warning and --no-enum-size-warning.
3509 * options.h (General_options): Add ld-compatible options
3510 --no-enum-size-warning and --no-wchar-size-warning.
3511
6e5710ce
ILT		 35122010-08-04 Ian Lance Taylor <iant@google.com>
3513
3514 * x86_64.cc (Target_x86_64::Scan::local): Use
3515 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3516 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3517 (Target_x86_64::Scan::global): Likewise.
3518 (Target_x86_64::Relocate::relocate): Likewise.
3519 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3520 Likewise.
3521
fef830db
CC		 35222010-08-03 Cary Coutant <ccoutant@google.com>
3523
3524 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3525 to reserve space in merged_strings vector. Keep total input size
3526 for stats.
3527 (Output_merge_string::do_print_merge_stats): Print total input size.
3528 * merge.h (Output_merge_string): Add input_size_ field.
3529 * stringpool.cc (Stringpool_template::string_length): Move
3530 implementations out of Stringpool_template class and place in
3531 stringpool.h.
3532 * stringpool.h (string_length): Move out of Stringpool_template.
3533
1e3811b0
ILT		 35342010-08-03 Ian Lance Taylor <iant@google.com>
3535
3536 PR 11712
3537 * layout.cc (relaxation_loop_body): If address of load segment is
3538 set, adjust address to include headers if possible.
3539
7af0c620
ILT		 35402010-08-03 Ian Lance Taylor <iant@google.com>
3541
3542 * version.cc (version_string): Bump to 1.10.
3543
22f0da72
ILT		 35442010-08-03 Ian Lance Taylor <iant@google.com>
3545
3546 PR 11805
3547 * layout.h (enum Output_section_order): Define.
3548 (class Layout): Update declarations.
3549 * layout.cc (Layout::get_output_section): Add order parameter.
3550 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3551 is_first_non_relro parameters. Change all callers.
3552 (Layout::choose_output_section): Likewise.
3553 (Layout::add_output_section_data): Likewise.
3554 (Layout::make_output_section): Likewise. Set order.
3555 (Layout::default_section_order): New function.
3556 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3557 * output.cc (Output_section::Output_section): Initialize order_.
3558 Don't initialize deleted fields.
3559 (Output_segment::Output_segment): Don't initialize deleted
3560 fields.
3561 (Output_segment::add_output_section_to_load): New function
3562 replacing add_output_section. Change all callers to call this or
3563 add_output_section_to_nonload.
3564 (Output_segment::add_output_section_to_nonload): New function.
3565 (Output_segment::remove_output_section): Rewrite.
3566 (Output_segment::add_initial_output_data): Likewise.
3567 (Output_segment::has_any_data_sections): Likewise.
3568 (Output_segment::is_first_section_relro): Likewise.
3569 (Output_segment::maximum_alignment): Likewise.
3570 (Output_segment::has_dynamic_reloc): New function replacing
3571 dynamic_reloc_count. Change all callers.
3572 (Output_segment::has_dynamic_reloc_list): New function replacing
3573 dynamic_reloc_count_list. Change all callers.
3574 (Output_segment::set_section_addresses): Rewrite.
3575 (Output_segment::set_offset): Rewrite.
3576 (Output_segment::find_first_and_last_list): Remove.
3577 (Output_segment::set_tls_offsets): Rewrite.
3578 (Output_segment::first_section_load_address): Likewise.
3579 (Output_segment::output_section_count): Likewise.
3580 (Output_segment::section_with_lowest_load_address): Likewise.
3581 (Output_segment::write_section_headers): Likewise.
3582 (Output_segment::print_sections_to_map): Likewise.
3583 * output.h (class Output_data): Remove dynamic_reloc_count_
3584 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3585 (Output_data::add_dynamic_reloc): Rewrite.
3586 (Output_data::has_dynamic_reloc): New function.
3587 (Output_data::dynamic_reloc_count): Remove.
3588 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3589 is_last_relro_, is_first_non_relro_, is_interp_,
3590 is_dynamic_linker_section_ fields. Add order and set_order
3591 functions. Remove is_relro_local, set_is_relro_local,
3592 is_last_relro, set_is_last_relro, is_first_non_relro,
3593 set_is_first_non_relro functions, is_interp, set_is_interp,
3594 is_dynamic_linker_section, and set_is_dynamic_linker_section
3595 functions.
3596 (class Output_segment): Change Output_data_list from std::list to
3597 std:;vector. Add output_lists_ field. Remove output_data_ and
3598 output_bss_ fields. Update declarations.
3599
3ff2ccb0
ILT		 36002010-08-02 Ian Lance Taylor <iant@google.com>
3601
3602 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3603 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3604 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3605
88a4108b
ILT		 36062010-08-02 Ian Lance Taylor <iant@google.com>
3607
3608 PR 11855
3609 * script.cc (Script_options::Script_options): Initialize
3610 symbol_definitions_ and symbol_references_.
3611 (Script_options::add_symbol_assignment): Update
3612 symbol_definitions_ and symbol_references_.
3613 (Script_options::add_symbol_reference): New function.
3614 (script_symbol): New function.
3615 * script.h (class Script_options): Add symbol_definitions_ and
3616 symbol_references_ fields.
3617 (Script_options::referenced_const_iterator): New type.
3618 (Script_options::referenced_begin): New function.
3619 (Script_options::referenced_end): New function.
3620 (Script_options::is_referenced): New function.
3621 (Script_options::any_unreferenced): New function.
3622 * script-c.h (script_symbol): Declare.
3623 * yyscript.y (exp): Call script_symbol.
3624 * symtab.cc: Include "script.h".
3625 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3626 Change all callers. Check symbols referenced by scripts.
3627 (Symbol_table::add_undefined_symbols_from_command_line): Add
3628 layout parameter. Change all callers.
3629 (Symbol_table::do_add_undefined_symbols_from_command_line):
3630 Likewise. Break out loop body. Check symbols referenced by
3631 scripts.
3632 (Symbol_table::add_undefined_symbol_from_command_line): New
3633 function broken out of
3634 do_add_undefined_symbols_from_command_line.
3635 * symtab.h (class Symbol_table): Update declarations.
3636 * archive.cc: Include "layout.h".
3637 (Archive::should_include_member): Add layout parameter. Change
3638 all callers. Check for symbol mentioned in expression.
3639 * archive.h (class Archive): Update declaration.
3640 * object.cc (Sized_relobj::do_should_include_member): Add layout
3641 parameter.
3642 * object.h (Object::should_include_member): Add layout parameter.
3643 Change all callers.
3644 (Object::do_should_include_member): Add layout parameter.
3645 (class Sized_relobj): Update declaration.
3646 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3647 parameter.
3648 * dynobj.h (class Sized_dynobj): Update declaration.
3649 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3650 layout parameter.
3651 * plugin.h (class Sized_pluginobj): Update declaration.
3652
5f1ab67a
ILT		 36532010-08-02 Ian Lance Taylor <iant@google.com>
3654
3655 PR 11866
3656 * output.cc (Output_segment::set_offset): Search for the first and
3657 last sections rather than assuming that the list is in order.
3658 (Output_segment::find_first_and_last_list): New function.
3659 * output.h (class Output_segment): Update declarations.
3660 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3661 (relro_strip_test_SOURCES): New variable.
3662 (relro_strip_test_DEPENDENCIES): New variable.
3663 (relro_strip_test_LDFLAGS): New variable.
3664 (relro_strip_test_LDADD): New variable.
3665 (relro_strip_test.so): New target.
3666
a8df5856
ILT		 36672010-08-02 Ian Lance Taylor <iant@google.com>
3668
3669 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3670 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3671 (Target_i386::got_tlsdesc_section): New function.
3672 (Target_i386::got_section): Create space for GOT entries for
3673 TLSDESC relocations.
3674 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3675 R_386_TLS_GOTDESC.
3676 (Target_i386::Scan::global): Likewise.
3677 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3678 using TLSDESC GOT.
3679 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3680 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3681 (Target_x86_64::got_tlsdesc_section): New function.
3682 (Target_x86_64::got_section): Create space for GOT entries for
3683 TLSDESC relocations.
3684 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3685 R_386_TLS_GOTDESC.
3686 (Target_x86_64::Scan::global): Likewise.
3687 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3688 using TLSDESC GOT.
3689
0c10a0a6
ILT		 36902010-08-02 Ian Lance Taylor <iant@google.com>
3691
3692 * testsuite/final_layout.sh: Use dc to convert from hex to
3693 decimal.
3694
41cbeecc
ST		 36952010-07-29 Sriraman Tallam <tmsriram@google.com>
3696
3697 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3698 paramter to the call to gold::gc_process_relocs.
3699 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3700 paramter to the call to gold::gc_process_relocs.
3701 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3702 parameter to the call to gold::gc_process_relocs.
3703 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3704 template parameter to the call to gold::gc_process_relocs.
3705 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3706 paramter to the call to gold::gc_process_relocs.
3707 * gc.h (get_embedded_addend_size): New function.
3708 (gc_process_relocs): Save the size of the reloc for use by ICF.
3709 * icf.cc (get_section_contents): Get the addend from the text section
3710 for SHT_REL relocation sections.
3711 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3712 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3713 * int_encoding.h (read_from_pointer): New overloaded function.
3714 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3715 * testsuite/icf_sht_rel_addend_test.sh: New file.
3716 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3717 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3718
6ea55b82
RW		 37192010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3720
3721 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3722 * Makefile.in: Regenerate.
3723 * testsuite/Makefile.in: Regenerate.
3724
9691462b
ILT		 37252010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3726
3727 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3728 * gold/testsuite/debug_msg.cc: Likewise.
3729 * gold/testsuite/odr_violation1.cc
3730 * gold/testsuite/odr_violation2.cc
3731
76897331
CC		 37322010-07-21 Cary Coutant <ccoutant@google.com>
3733
3734 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3735 string, and length fields.
3736 (Output_merge_string::Merged_strings_list): New type.
3737 (Output_merge_string::Merged_strings_lists): New typedef.
3738 (Output_merge_string): Replace merged_strings_ with
3739 merged_strings_lists_.
3740 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3741 Merged_strings_list per input object and section. Don't store pointer
3742 to the string. Don't store length with each merged string entry.
3743 (Output_merge_string::finalize_merged_data): Loop over list of merged
3744 strings lists. Recompute length of each merged string.
3745
78384e8f
CC		 37462010-07-15 Cary Coutant <ccoutant@google.com>
3747
3748 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3749 here.
3750
783659f9
ILT		 37512010-07-14 Ian Lance Taylor <iant@google.com>
3752
3753 * descriptors.cc (Descriptors::open): Report correct name in error
3754 message.
3755
131687b4
DK		 37562010-07-13 Doug Kwan <dougkwan@google.com>
3757
3758 * arm.cc (Arm_input_section::Arm_input_section): For a
3759 SHT_ARM_EXIDX section, always keeps the input sections.
3760 (Arm_input_section::set_exidx_section_link): New method.
3761 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3762 has_errors_ to false.
3763 (Arm_exidx_input_section::has_errors,
3764 Arm_exidx_input_section::set_has_errors): New methods.
3765 (Arm_exidx_input_section::has_errors_): New data member.
3766 (Arm_relobj::get_exidx_shndx_list): New method.
3767 (Arm_output_section::append_text_sections_to_list): Do not skip
3768 section without SHF_EXECINSTR.
3769 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3770 errors.
3771 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3772 section header. Make error messages more verbose. Check for
3773 a non-executable section linked to an EXIDX section.
3774 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3775 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3776 check that there is no deferred EXIDX section if we exit early.
3777 Instead of not making an EXIDX section in case of an error, make one
3778 and set the has_errors flag of it.
3779 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3780 in a relocatable link.
3781 (Target_arm::do_relax): Look for the EXIDX output section instead of
3782 assuming that it is called .ARM.exidx.
3783 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3784 section list. Do not check for SHF_EXECINSTR section flags but
3785 skip any input section with errors.
3786 * output.cc (Output_section::Output_section): Initialize
3787 always_keeps_input_sections_ to false.
3788 (Output_section::add_input_section): Check for
3789 always_keeps_input_sections_.
3790 * output.h (Output_section::always_keeps_input_sections,
3791 Output_section::set_always_keeps_input_sections): New methods.
3792 (Output_section::always_keeps_input_sections): New data member.
3793
69517287
RÁE		 37942010-07-13 Rafael Espindola <espindola@google.com>
3795
3796 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3797 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3798
82742395
ILT		 37992010-07-13 Philip Herron <herron.philip@googlemail.com>
3800 Ian Lance Taylor <iant@google.com>
3801
3802 * output.h (Output_section_lookup_maps::add_merge_section):
3803 Correct check of whether value was inserted.
3804 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3805 (Output_section_lookup_maps::add_relaxed_input_section):
3806 Likewise.
3807 * arm.cc (Target_arm::got_section): Remove used local os.
3808 * i386.cc (Target_i386::got_section): Likewise.
3809 * x86_64.cc (Target_x86_64::got_section): Likewise.
3810 * sparc.cc (Target_sparc::got_section): Likewise.
3811 (Target_sparc::relocate): Remove unused local have_got_offset.
3812 * powerpc.cc (Target_powerpc::relocate): Likewise.
3813
f2d707b5
ILT		 38142010-07-13 Ian Lance Taylor <iant@google.com>
3815
241531d6
ILT		 3816 * compressed_output.cc (zlib_decompress): Fix signature in
3817 !HAVE_ZLIB_H case.
3818
f2d707b5
ILT		 3819 * archive.cc (Archive::include_member): Unlock an external member
3820 of a thin archive. Don't bother to delete an object we know is
3821 NULL.
3822
a2e47362
CC		 38232010-07-12 Cary Coutant <ccoutant@google.com>
3824
3825 * compressed_output.cc (zlib_decompress): New function.
3826 (get_uncompressed_size): New function.
3827 (decompress_input_section): New function.
3828 * compressed_output.h (get_uncompressed_size): New function.
3829 (decompress_input_section): New function.
3830 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3831 Handle compressed debug sections.
3832 * layout.cc (is_compressed_debug_section): New function.
3833 (Layout::output_section_name): Map compressed section names to
3834 canonical names.
3835 * layout.h (is_compressed_debug_section): New function.
3836 (is_debug_info_section): Recognize compressed debug sections.
3837 * merge.cc: Include compressed_output.h.
3838 (Output_merge_data::do_add_input_section): Handle compressed
3839 debug sections.
3840 (Output_merge_string::do_add_input_section): Handle compressed
3841 debug sections.
3842 * object.cc: Include compressed_output.h.
3843 (Sized_relobj::Sized_relobj): Initialize new data members.
3844 (build_compressed_section_map): New function.
3845 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3846 * object.h (Object::section_is_compressed): New method.
3847 (Object::do_section_is_compressed): New method.
3848 (Sized_relobj::Compressed_section_map): New type.
3849 (Sized_relobj::do_section_is_compressed): New method.
3850 (Sized_relobj::compressed_sections_): New data member.
3851 * output.cc (Output_section::add_input_section): Handle compressed
3852 debug sections.
3853 * reloc.cc: Include compressed_output.h.
3854 (Sized_relobj::write_sections): Handle compressed debug sections.
3855
ce279a62
CC		 38562010-07-08 Cary Coutant <ccoutant@google.com>
3857
3858 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3859 weak when resolving to a dynamic def.
3860 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3861 for weak undef/dynamic def cases. Adjust callers.
3862 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3863 undef_binding_weak_.
3864 (Symbol_table::sized_write_globals): Adjust symbol binding.
3865 (Symbol_table::sized_write_symbol): Add binding parameter.
3866 * symtab.h (Symbol::set_undef_binding): New method.
3867 (Symbol::is_undef_binding_weak): New method.
3868 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3869 (Symbol_table::should_override): Add new parameter.
3870 (Symbol_table::sized_write_symbol): Add new parameter.
3871
3872 * testsuite/weak_undef_file1.cc: Add new test case.
3873 * testsuite/weak_undef_file2.cc: Fix header comment.
3874 * testsuite/weak_undef_test.cc: Add new test case.
3875
b2286c10
DK		 38762010-06-29 Doug Kwan <dougkwan@google.com>
3877
3878 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3879 Initialize USE_SYMBOL_.
3880 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3881 definition.
3882 (Arm_reloc_property::uses_symbol_): New data member declaration.
3883 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3884 uses symbol value and symbol is undefined but not weakly undefined.
3885
4802450a
RÁE		 38862010-06-28 Rafael Espindola <espindola@google.com>
3887
3888 * plugin.cc (Plugin::load): Use dlerror.
3889
e5ca47ba
ILT		 38902010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3891
3892 * symtab.cc (detect_odr_violations): When reporting an ODR
3893 violation, report an object where the symbol is defined.
3894
8a75a161
DK		 38952010-06-25 Doug Kwan <dougkwan@google.com>
3896
3897 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3898 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3899 definition.
3900 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3901 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3902 target hook to detect function points.
3903 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3904 * icf.h (Icf::check_section_for_function_pointers): Change type of
3905 parameter SECTION_NAME to const reference to std::string. Use
3906 target hook to determine if section may have unsafe pointers.
3907 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3908 method definition.
3909
42218b9f
RÁE		 39102010-06-21 Rafael Espindola <espindola@google.com>
3911
3912 * fileread.cc (Input_file::find_fie): New
3913 (Input_file::open): Use Input_file::find_fie.
3914 * fileread.h (Input_file::find_fie): New
3915 * plugin.cc (set_extra_library_path): New.
3916 (Plugin::load): Add set_extra_library_path to the transfer vector.
3917 (Plugin_manager::set_extra_library_path): New.
3918 (Plugin_manager::add_input_file): Use the extra search path if set.
3919 (set_extra_library_path(): New.
3920 * plugin.h (Plugin_manager): Add set_extra_library_path and
3921 extra_search_path_.
3922
a0506cca
CC		 39232010-06-19 Cary Coutant <ccoutant@google.com>
3924
3925 * layout.cc (gdb_sections): Add .debug_types.
3926 (lines_only_debug_sections): Likewise.
3927
6508b958
RÁE		 39282010-06-18 Rafael Espindola <espindola@google.com>
3929
3930 * plugin.cc (add_input_file,add_input_library)
3931 (Plugin_manager::add_input_file): Make filename arguments const.
3932 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3933 const.
3934
3e235302
DK		 39352010-06-16 Doug Kwan <dougkwan@google.com>
3936
3937 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3938 .ARM.attributes section if we have not merged any input
3939 attributes sections.
3940
106e8a6c
DK		 39412010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3942
3943 * arm.cc: Allow combining objects with no EABI version
3944 information.
3945
91ff43fe
RÁE		 39462010-06-15 Rafael Espindola <espindola@google.com>
3947
3948 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3949
68ed838c
ILT		 39502010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3951
3952 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3953 (struct iovec): Correct !HAVE_READV definition.
3954
f3a2388f
CC		 39552010-06-10 Cary Coutant <ccoutant@google.com>
3956
3957 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3958 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3959 reloc sections.
3960 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3961
3962 PR 11683
3963 * symtab.h (Symbol::is_placeholder): New member function.
3964 * target-reloc.h (relocate_section): Check for placeholder symbols.
3965
3966 * testsuite/Makefile.am (plugin_test_8): New test.
3967 (plugin_test_9): New test.
3968 * testsuite/Makefile.in: Regenerate.
3969
e1df38aa
NC		 39702010-06-09 Nick Clifton <nickc@redhat.com>
3971
3972 * yyscript.y (input_list_element): Allow strings prefixed with
3973 the '-' character. Treat these as libraries.
3974 * script.cc (script_add_library): New function. Adds a library
3975 specified by "-l<name>" found in an input script.
3976 * script-c.h: Add prototype for script_add_library.
3977
25bbe950
DK		 39782010-06-07 Doug Kwan <dougkwan@google.com>
3979
3980 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3981 Restrict stub-group size to be within long conditional branch
3982 range when working around cortex-A8 erratum.
3983
0f32ea4c
ILT		 39842010-06-07 Damien Diederen <dd@crosstwine.com>
3985
3986 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3987 #ifdef typo.
3988
8fe2a369
ST		 39892010-06-03 Sriraman Tallam <tmsriram@google.com>
3990
3991 PR gold/11658
3992 * output.cc
3993 (Output_section::Input_section_sort_entry::compare_section_ordering):
3994 Change to return non-zero correctly.
3995 (Output_section::Input_section_sort_section_order_index_compare
3996 ::operator()): Change to fix ambiguity in comparisons.
3997
6e9ba2ca
ST		 39982010-06-01 Sriraman Tallam <tmsriram@google.com>
3999
4000 * gold.h (is_wildcard_string): New function.
4001 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4002 (Layout::layout_eh_frame): Ditto.
4003 (Layout::find_section_order_index): New method.
4004 (Layout::read_layout_from_file): New method.
4005 * layout.h (Layout::find_section_order_index): New method.
4006 (Layout::read_layout_from_file): New method.
4007 (Layout::input_section_position_): New private member.
4008 (Layout::input_section_glob_): New private member.
4009 * main.cc (main): Call read_layout_from_file here.
4010 * options.h (--section-ordering-file): New option.
4011 * output.cc (Output_section::input_section_order_specified_): New
4012 member.
4013 (Output_section::Output_section): Initialize new member.
4014 (Output_section::add_input_section): Add new parameter.
4015 Keep input sections when --section-ordering-file is used.
4016 (Output_section::set_final_data_size): Sort input sections when
4017 section ordering file is specified.
4018 (Output_section::Input_section_sort_entry): Add new parameter.
4019 Check sorting type.
4020 (Output_section::Input_section_sort_entry::compare_section_ordering):
4021 New method.
4022 (Output_section::Input_section_sort_compare::operator()): Change to
4023 consider section_order_index.
4024 (Output_section::Input_section_sort_init_fini_compare::operator()):
4025 Change to consider section_order_index.
4026 (Output_section::Input_section_sort_section_order_index_compare
4027 ::operator()): New method.
4028 (Output_section::sort_attached_input_sections): Change to sort
4029 according to section order when specified.
e1df38aa
NC		 4030 (Output_section::add_input_section<32, true>): Add new parameter.
4031 (Output_section::add_input_section<64, true>): Add new parameter.
4032 (Output_section::add_input_section<32, false>): Add new parameter.
4033 (Output_section::add_input_section<64, false>): Add new parameter.
6e9ba2ca
ST		 4034 * output.h (Output_section::add_input_section): Add new parameter.
4035 (Output_section::input_section_order_specified): New
4036 method.
4037 (Output_section::set_input_section_order_specified): New method.
4038 (Input_section::Input_section): Initialize section_order_index_.
4039 (Input_section::section_order_index): New method.
4040 (Input_section::set_section_order_index): New method.
4041 (Input_section::section_order_index_): New member.
4042 (Input_section::Input_section_sort_section_order_index_compare): New
4043 struct.
4044 (Output_section::input_section_order_specified_): New member.
4045 * script-sections.cc (is_wildcard_string): Delete and move modified
4046 method to gold.h.
4047 (Output_section_element_input::Output_section_element_input): Modify
4048 call to is_wildcard_string.
4049 (Output_section_element_input::Input_section_pattern
4050 ::Input_section_pattern): Ditto.
4051 (Output_section_element_input::Output_section_element_input): Ditto.
4052 * testsuite/Makefile.am (final_layout): New test case.
4053 * testsuite/Makefile.in: Regenerate.
4054 * testsuite/final_layout.cc: New file.
4055 * testsuite/final_layout.sh: New file.
4056
3537c84b
RÁE		 40572010-06-01 Rafael Espindola <espindola@google.com>
4058
4059 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4060
105b6afd
RÁE		 40612010-06-01 Rafael Espindola <espindola@google.com>
4062
4063 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4064 visibility of symbols.
4065
29e11421
DK		 40662010-05-27 Doug Kwan <dougkwan@google.com>
4067
4068 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4069 from start of output section instead of address for a local symbol
4070 in a merged or relaxed section when doing a relocatable link.
4071
5e0f337e
RÁE		 40722010-05-26 Rafael Espindola <espindola@google.com>
4073
4074 PR 11604
4075 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4076 adding sections the garbage collector removed.
4077 * gold/testsuite/Makefile.am: Add test.
4078 * gold/testsuite/Makefile.in: Regenerate.
4079 * gold/testsuite/plugin_test_7.sh: New.
4080 * gold/testsuite/plugin_test_7_1.c: New.
4081 * gold/testsuite/plugin_test_7_2.c: New.
4082
f4187277
RÁE		 40832010-05-26 Rafael Espindola <espindola@google.com>
4084
4085 * script-sections.cc (Output_section_definition::set_section_addresses):
4086 Check for --section-start.
4087
5c388529
DK		 40882010-05-26 Doug Kwan <dougkwan@google.com>
4089
4090 * arm.cc (Arm_scan_relocatable_relocs): New class.
4091 (Target_arm::relocate_special_relocatable): New method.
4092 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4093 (Arm_relocate_functions::thumb_branch_common): Same.
4094 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4095 instead of Default_scan_relocatable_relocs.
4096 * target-reloc.h (relocate_for_relocatable): Let target handle
4097 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4098 * target.h (Sized_target::relocate_special_relocatable): New method.
4099
bca1c3ae
ILT		 41002010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4101
4102 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4103
0439c796
DK		 41042010-05-23 Doug Kwan <dougkwan@google.com>
4105
4106 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4107 instead of a cast.
4108 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4109 with a direct branch, not a conditional branch, to a stub.
4110 * merge.cc (Output_merge_base::record_input_section): New method
4111 defintion.
4112 (Output_merge_data::do_add_input_section): Record input section if
4113 keeps-input-sections flag is set.
4114 (Output_merge_string::do_add_input_section): Ditto.
4115 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4116 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4117 INPUT_SECTIONS_.
4118 (Output_merge_base::keeps_input_sections,
4119 Output_merge_base::set_keeps_input_sections,
4120 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4121 method definitions.
4122 (Output_merge_base::Input_sections): New type declaration.
4123 (Output_merge_base::input_sections_begin,
4124 Output_merge_base::input_sections_end,
4125 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4126 (Output_merge_base::bool keeps_input_sections_,
4127 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4128 Output_merge_base::input_sections_): New data members.
4129 (Output_merge_data::do_set_keeps_input_sections): New method
4130 defintion.
4131 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4132 * output.cc (Output_section::Input_section::relobj): Move method
4133 defintion from class declaration to here and handle merge sections.
4134 (Output_section::Input_section::shndx): Ditto.
4135 (Output_section::Output_section): Remove initializations of removed
4136 data members and initialize new data member LOOKUP_MAPS_.
4137 (Output_section::add_input_section): Set keeps-input-sections flag
4138 for a newly created merge output section as appropriate. Adjust code
4139 to use Output_section_lookup_maps class.
4140 (Output_section::add_relaxed_input_section): Adjst code for lookup
4141 maps code refactoring.
4142 (Output_section::add_merge_input_section): Add a new parameter
4143 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4144 class. If adding input section to a newly created merge output
4145 section fails, remove the new merge section.
4146 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
e1df38aa 4147 Adjust code for use of the Output_section_lookup_maps class.
0439c796
DK		 4148 (Output_section::find_merge_section): Ditto.
4149 (Output_section::build_lookup_maps): New method defintion.
4150 (Output_section::find_relaxed_input_section): Adjust code to use
4151 Output_section_lookup_maps class.
4152 (Output_section::get_input_sections): Export merge sections. Adjust
4153 code to use Output_section_lookup_maps class.
4154 (Output_section:::add_script_input_section): Adjust code to use
4155 Output_section_lookup_maps class. Update lookup maps for merge
4156 sections also.
4157 (Output_section::discard_states): Use Output_section_lookup_maps.
4158 (Output_section::restore_states): Same.
4159 * output.h (Merge_section_properties): Move class defintion out of
4160 Output_section.
4161 (Output_section_lookup_maps): New class.
4162 (Output_section::Input_section::is_merge_section): New method
4163 defintion.
4164 (Output_section::Input_section::relobj): Move defintion out of class
4165 defintion. Declare method only.
4166 (Output_section::Input_section::shndx): Ditto.
4167 (Output_section::Input_section::output_merge_base): New method defintion.
4168 (Output_section::Input_section::u2_.pomb): New union field.
4169 (Output_section::Merge_section_by_properties_map,
4170 Output_section::Output_section_data_by_input_section_map,
4171 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4172 Remove types.
4173 (Output_section::add_merge_input_section): Add new parameter
4174 KEEPS_INPUT_SECTIONS.
4175 (Output_section::build_lookup_maps): New method declaration.
4176 (Output_section::merge_section_map_,
4177 Output_section::merge_section_by_properties_map_,
4178 Output_section::relaxed_input_section_map_,
4179 Output_section::is_relaxed_input_section_map_valid_): Remove data
4180 members.
4181 (Output_section::lookup_maps_): New data member.
4182
76295588
L		 41832010-05-21 Doug Kwan <dougkwan@google.com>
4184
4185 PR gold/11619
4186 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4187 avoid a compilation error.
4188
d103a984
RÁE		 41892010-05-19 Rafael Espindola <espindola@google.com>
4190
4191 * script-sections.cc (Output_section_definition::allocate_to_segment):
4192 Update the phdrs_list even when the output section is NULL.
4193 * testsuite/Makefile.am: Add test.
4194 * testsuite/Makefile.in: Regenerate.
4195 * testsuite/script_test_9.cc: New.
4196 * testsuite/script_test_9.sh: New.
4197 * testsuite/script_test_9.t: New.
4198
6625d24e
DK		 41992010-05-19 Doug Kwan <dougkwan@google.com>
4200
4201 * arm.cc (Arm_input_section::original_size): New method.
4202 (Arm_input_section::do_addralign): Add a cast.
4203 (Arm_input_section::do_output_offset): Remove static cast.
4204 (Arm_input_section::original_addralign,
4205 Arm_input_section::original_size_): Change type to uint32_t.
4206 (Arm_input_section::init): Add safe casts for section alignment
4207 and size.
4208 (Arm_input_section::set_final_data_size): Do not set address and
4209 offset of stub table.
4210 (Arm_output_section::fix_exidx_coverage): Change use of of
4211 Output_section::Simple_input_section to that of
4212 Output_section::Input_section.
4213 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4214 except for the first pass.
4215 * output.cc (Output_section::get_input_sections): Change type of
4216 input_sections to std::list<Input_section>.
4217 (Output_section::add_script_input_section): Rename from
4218 Output_section::add_simple_input_section. Change type of SIS
4219 parameter from Simple_input_section to Input_section.
4220 * output.h (Output_section::Simple_input_section): Remove class.
4221 (Output_section::Input_section): Change class visibility to public.
4222 (Output_section::Input_section::addralign): Use stored alignments
4223 for special input sections if set.
4224 (Output_section::Input_section::set_addralign): New method.
4225 (Output_section::get_input_sections): Change parameter type from
4226 list of Simple_input_section to list of Input_section.
4227 (Output_section::add_script_input_section): Rename from
4228 Output_section::add_simple_input_section. Change first parameter's
4229 type from Simple_input_section to Input_section and remove the
4230 second and third parameters.
4231 * script-sections.cc (Input_section::Input_section_list): Change
4232 type to list of Output_section::Input_section/
4233 (Input_section_info::Input_section_info): Change parameter type of
4234 INPUT_SECTION to Output_section::Input_section.
4235 (Input_section_info::input_section): Change return type.
4236 (Input_section_info::input_section_): Change type to
4237 Output_section::Input_section.
4238 (Output_section_element_input::set_section_addresses): Adjust code
4239 to use Output_section::Input_section instead of
4240 Output_section::Simple_input_section. Adjust code for renaming
4241 of Output_section::add_simple_input_section.
4242 (Orphan_output_section::set_section_addresses): Ditto.
4243
e1e82ea4
RW		 42442010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4245
4246 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4247 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4248
91e75c8a
RÁE		 42492010-05-18 Rafael Espindola <espindola@google.com>
4250
4251 * options.cc (General_options::finalize): Handle -nostdlib.
4252 * options.h (nostdlib): New option.
4253 * script.cc (script_add_search_dir): Handle -nostdlib.
4254
da59ad79
DK		 42552010-05-12 Doug Kwan <dougkwan@google.com>
4256
4257 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4258 attributes section only if there no attributes section after merging.
4259 (Target_arm::merge_object_attributes): Move value of
e1df38aa 4260 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
da59ad79
DK		 4261 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4262 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4263 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4264 and arm_attr_merge_7.stdout.
4265 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4266 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4267 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4268 arm_attr_merge_7b.o): New rules.
4269 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4270 arm_attr_merge_7
4271 * testsuite/Makefile.in: Regenerate.
4272 * testsuite/arm_attr_merge.sh: New file.
4273 * testsuite/arm_attr_merge_[67][ab].s: Same.
4274
3e01a7fd
NC		 42752010-05-05 Nick Clifton <nickc@redhat.com>
4276
4277 * po/es.po: Updated Spanish translation.
4278
7ad2014a
L		 42792010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4280
4281 * Makefile.am (install-exec-local): Properly install gold as
4282 default cross linker.
4283 * Makefile.in: Regenerated.
4284
4fda8867
NC		 42852010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4286 Nick Clifton <nickc@redhat.com>
4287
4288 * configure.ac (install_as_default): Define and set to false
4289 unless --enable-gold or --enable-gold=both/gold has been
4290 specified.
4291 * configure: Regenerate.
4292
4293 * Makefile.am (install-exec-local): Install the executable as
4294 'ld.gold'. If install_as_default is true then also install it as
4295 'ld'.
4296 * Makefile.in: Regenerated.
4297
bd288ea2
ILT		 42982010-04-24 Ian Lance Taylor <iant@google.com>
4299
4300 * layout.cc (Layout::layout_reloc): In relocatable link don't
4301 combine reloc sections for grouped sections.
4302
ef38fd8a
ST		 43032010-04-23 Sriraman Tallam <tmsriram@google.com>
4304
4305 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4306 sections that are not ordinary to icf.
4307 * icf.cc (get_section_contents): Handle relocation pointing to section
4308 with no object or shndx information.
4309 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4310 * testsuite/Makefile.in: Regenerate.
4311 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4312 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4313
f6973bdc
ILT		 43142010-04-22 Ian Lance Taylor <iant@google.com>
4315
4316 * expression.cc (Expression::Expression_eval_info): Add
4317 result_alignment_pointer field.
4318 (Expression::eval_with_dot): Add result_alignment_pointer
4319 parameter. Change all callers.
4320 (Expression::eval_maybe_dot): Likewise.
4321 (class Binary_expression): Add alignment_pointer parameter to
4322 left_value and right_value. Change all callers.
4323 (BINARY_EXPRESSION): Set result alignment.
4324 (class Trinary_expression): Add alignment_pointer parameter to
4325 arg2_value and arg3_value. Change all callers.
4326 (Trinary_cond::value): Set result alignment.
4327 (Max_expression::value, Min_expression::value): Likewise.
4328 (Align_expression::value): Likewise.
4329 * script-sections.cc (class Sections_element): Add dot_alignment
4330 parameter to set_section_addresses virtual function. Update
4331 instantiations.
4332 (class Output_section_element): Likewise.
4333 (Script_sections::create_segments): Add dot_alignment parameter.
4334 Change all callers.
4335 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4336 (Script_sections::set_phdrs_clause_addresses): Likewise.
4337 * script-sections.h: Update declarations.
4338 * script.h: Update declarations.
4339 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4340 min_p_align.
4341 * testsuite/script_test_3.t: Set large alignment.
4342 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4343 segment has expected alignment.
4344
9c9c98a5
NC		 43452010-04-22 Nick Clifton <nickc@redhat.com>
4346
4347 * po/gold.pot: Updated by the Translation project.
4348 * po/vi.po: Updated Vietnamese translation.
4349
2253bfba
L		 43502010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4351
4352 * testsuite/Makefile.am (check_PROGRAMS): Add
4353 icf_virtual_function_folding_test.
4354 * testsuite/Makefile.in: Regenerated.
4355
85fdf906
AH		 43562010-04-15 Andrew Haley <aph@redhat.com>
4357
4358 * options.h (merge_exidx_entries): New option.
4359 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4360 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4361 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4362 (Target_arm::merge_exidx_entries): New function.
4363 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4364 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4365 to Arm_exidx_fixup constructor.
4366 Add new arg, merge_exidx_entries.
4367 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4368 Arm_output_section::fix_exidx_coverage.
4369
ce97fa81
ST		 43702010-04-18 Sriraman Tallam <tmsriram@google.com>
4371
4372 * icf.cc (get_section_contents): Check for preemptible functions.
4373 Ignore addend when appropriate.
4374 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4375 section folded.
4376 (add_from_relobj): Check for section folded.
4377 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4378 * symtab.h (should_add_dynsym_entry): Add new parameter.
4379 * target-reloc.h (scan_relocs): Check for section folded.
4380 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4381 Check reloc types for function pointers in shared objects.
4382 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4383 case.
4384 (icf_preemptible_functions_test): New test case.
4385 (icf_string_merge_test): New test case.
4386 * testsuite.Makefile.in: Regenerate.
4387 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4388 bar_glob. Refactor code.
4389 * testsuite/icf_preemptible_functions_test.cc: New file.
4390 * testsuite/icf_preemptible_functions_test.sh: New file.
4391 * testsuite/icf_string_merge_test.cc: New file.
4392 * testsuite/icf_string_merge_test.sh: New file.
4393 * testsuite/icf_virtual_function_folding_test.cc: New file.
4394 * testsuite/icf_virtual_function_folding_test.sh: New file.
4395
04ceb17c
DK		 43962010-04-14 Doug Kwan <dougkwan@google.com>
4397
4398 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4399 for local symbol recounting if we remove a section due to ICF.
4400 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4401 there are no regular objects in input.
4402
153e7da4
DK		 44032010-04-13 Doug Kwan <dougkwan@google.com>
4404
4405 * arm.cc (Arm_input_section::set_final_data_size): Compute
4406 accurate final data size instead of using current data size.
4407
4dbd9faf
DK		 44082010-04-09 Doug Kwan <dougkwan@google.com>
4409
4410 * layout.cc (Layout::choose_output_section): Handle script section
4411 types.
4412 (Layout::make_output_section_for_script): Add section type parameter.
4413 Handle script section types.
4414 * layout.h (Layout::make_output_section_for_script): Add section
4415 type parameter.
4416 * output.cc (Output_section::Output_section): Initialize data member
4417 is_noload_.
4418 (Output_section::do_reset_address_and_file_offset): Do not set address
4419 to 0 if section is a NOLOAD section.
4420 * output.h (Output_section::is_noload): New method.
4421 (Output_section::set_is_noload): Ditto.
4422 (Output_section::is_noload_): New data member.
4423 * script-c.h (Script_section_type): New enum type.
4424 (struct Parser_output_section_header): Add new file section_type.
4425 * script-sections.cc (Sections_element::output_section_name): Add
4426 parameter for returning script section type.
4427 (Output_section_definition::output_section_name): Ditto.
4428 (Output_section_definition::section_type)P; New method.
4429 (Output_section_definiton::script_section_type_name): Ditto.
4430 (Output_section_definition::script_section_type_): New data member.
4431 (Output_section_definition::Output_section_definition): Initialize
4432 data member Output_section_definition::script_section_type_.
4433 (Output_section_definition::create_sections): Pass script section type
4434 to Layout::make_output_section_for_script.
4435 (Output_section_definition::output_section_name): Return script
4436 section type to caller.
4437 (Output_section_definition::set_section_address): Do not advance
4438 dot value and load address if section type is NOLOAD. Set address
4439 of NOLOAD sections regardless of section flags.
4440 (Output_section_definition::print): Print section type if it is
4441 not SCRIPT_SECTION_TYPE_NONE.
4442 (Output_section_definition::section_type): New method.
4443 (Output_section_definition::script_section_type_name): Ditto.
4444 (Script_sections::output_section_name): Add new parameter
4445 PSECTION_TYPE for returning script section type. Pass it to
4446 section elements. Handle discard sections.
4447 (Sort_output_sections::operator()): Handle NOLOAD sections.
4448 * script-sections.h (Script_sections::Section_type): New enum type.
4449 (Script_sections::output_section_name): Add a new parameter for
4450 returning script section type.
4451 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4452 INFO and NOLOAD.
4453 * yyscript.y (union): Add new field SECTION_TYPE.
4454 (COPY, DSECT, INFO, NOLOAD): New tokens.
4455 (opt_address_and_section_type): Change type to output_section_header.
4456 (section_type): New non-terminal
4457 (section_header): Handle section type.
2253bfba 4458 (opt_address_and_section_type): Return section type value.
4dbd9faf 4459
721ea635
L		 44602010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4461
4462 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4463 * testsuite/plugin_common_test_2.c (foo): Likewise.
4464
6bf924b0
DK		 44652010-04-08 Doug Kwan <dougkwan@google.com>
4466
4467 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4468 Output_merge_data.
4469 * output.cc (Output_section::add_merge_input_section): Simplify
4470 code and return status of Output_merge_base::add_input_section.
e1df38aa 4471 Update merge section map only if Output_merge_base::add_input_section
6bf924b0
DK		 4472 returns true.
4473
24af6f92
DK		 44742010-04-07 Doug Kwan <dougkwan@google.com>
4475
4476 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4477 if section is marked as containing instructions but has no mapping
4478 symbols.
4479 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4480 correct section index.
4481 (Arm_relobj::find_linked_text_section): Ditto.
4482
00698fc5
CC		 44832010-04-07 Cary Coutant <ccoutant@google.com>
4484
4485 * archive.cc (include_member): Destroy Read_symbols_data object before
4486 releasing file.
4487 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4488 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4489 (Read_symbols_data::~Read_symbols_data) New destructor.
4490 (Section_relocs::Section_relocs) New constructor.
4491 (Section_relocs::~Section_relocs) New destructor.
4492 (Read_relocs_data::Read_relocs_data) New constructor.
4493 (Read_relocs_data::~Read_relocs_data) New destructor.
4494 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4495 pointers to NULL after deleting.
4496
7296d933
DK		 44972010-04-07 Doug Kwan <dougkwan@google.com>
4498
4499 * arm.cc: Replace "endianity" with "endianness" in comments.
4500 (Arm_exidx_cantunwind): Ditto.
4501 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4502 (Arm_relobj::merge_flags_and_attributes): New method.
4503 (Arm_relobj::merge_flags_and_attributes_): New data member.
4504 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4505 (Arm_relobj::scan_sections_for_stubs): Ditto.
4506 (Arm_relobj::do_read_symbols): Check to see if we really want to
4507 merge processor-specific flags and attributes. Exit early if
4508 an object is empty except for section names and the undefined symbol.
4509 (Target_arm::do_finalize_sections): Move check for ELF format to
4510 Arm_relobj::do_read_symbols. Merge processor specific flags and
4511 attributes from a regular object only when we have determined that
4512 it is aapropriate. Do not create an .ARM.attributes section in
4513 output if there is no regular input object.
4514 (Target_arm::merge_processor_specific_flags): Check
4515 --warn-mismatch before printing any error.
4516 (Target_arm::merge_object_attributes): Ditto.
4517 * gold.cc (queue_middle_tasks): Handle the case in which there is
4518 no regular object in input.
4519 * options.cc (General_options::parse_EB): New method.
4520 (General_options::parse_EL): Same.
4521 (General_options::General_options): Initialize endianness_.
4522 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4523 New options.
4524 (General_options::Endianness): New enum.
4525 (General_options::endianness): New method.
4526 (General_options::endianness_): New data member.
4527 * parameters.cc (Parameters::set_options): Check target endianness.
4528 (Parameters::set_target_once): Ditto.
4529 (Parameters::check_target_endianness): New method.
4530 (parameters_force_valid_target): If either -EL or -EB is specified,
4531 use it to define endianness of default target.
4532 * parameters.h (Parameters::check_target_endianness): New method
4533 declaration.
4534 * target.h (class Target): Change "endianity" to "endianness"
4535 in comments.
4536
efc8d4f2
RW		 45372010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4538
4539 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4540 * configure: Regenerate.
4541 * Makefile.in: Regenerate.
4542 * testsuite/Makefile.in: Regenerate.
4543
be234d88
CC		 45442010-04-06 Cary Coutant <ccoutant@google.com>
4545
4546 gcc PR lto/42757
4547 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4548 prevailing definitions of common symbols.
4549 * testsuite/plugin_test_6.sh: New test case.
4550 * testsuite/plugin_common_test_1.c: New test case.
4551 * testsuite/plugin_common_test_2.c: New test case.
4552 * testsuite/Makefile.am (plugin_test_6): New test case.
4553 * testsuite/Makefile.in: Regenerate.
4554
bd32c6bd
NC		 45552010-04-06 Nick Clifton <nickc@redhat.com>
4556
4557 * po/vi.po: New Vietnamese translation.
4558
323c532f
DK		 45592010-03-30 Doug Kwan <dougkwan@google.com>
4560
4561 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4562
4fcd97eb
DK		 45632010-03-25 Doug Kwan <dougkwan@google.com>
4564
4565 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4566 to avoid a conversion warning on a 32-bit host.
4567
4ebf39db
ILT		 45682010-03-24 Ian Lance Taylor <iant@google.com>
4569
4570 * testsuite/script_test_3.t: Add a TLS segment.
4571 * testsuite/Makefile.am (check_PROGRAMS): Add
4572 tls_phdrs_script_test.
4573 (tls_phdrs_script_test_SOURCES): Define.
4574 (tls_phdrs_script_test_DEPENDENCIES): Define.
4575 (tls_phdrs_script_test_LDFLAGS): Define.
4576 (tls_phdrs_script_test_LDADD): Define.
4577 * testsuite/Makefile.in: Rebuild.
4578
4a599bdd
CC		 45792010-03-23 Cary Coutant <ccoutant@google.com>
4580
4581 * fileread.cc (find_or_make_view): Fix comment.
4582
6c93b22c
ILT		 45832010-03-23 Ian Lance Taylor <iant@google.com>
4584
4585 * script-sections.cc (class Orphan_section_placement): Define
4586 PLACE_TLS and PLACE_TLS_BSS.
4587 (Orphan_section_placement::Orphan_section_placement): Initialize
4588 new places.
4589 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4590 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4591 (tls_script_test_SOURCES): Define.
4592 (tls_script_test_DEPENDENCIES): Define.
4593 (tls_script_test_LDFLAGS): Define.
4594 (tls_script_test_LDADD): Define.
4595 * testsuite/Makefile.in: Rebuild.
4596
a2c7281b
DK		 45972010-03-22 Doug Kwan <dougkwan@google.com>
4598
4599 * arm.cc (Arm_relocate_functions::abs8,
4600 Arm_relocate_functions::abs16): Use correct check for overflow
4601 specified in the ARM ELF specs.
4602 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4603 target of a BLX instruction specially.
4604 (Reloc_stub::stub_type_for_reloc): Ditto.
4605 (Relocate::relocate): Use symbolic names instead of numeric relocation
4606 codes to report error.
4607 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4608 workaround.
4609 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4610 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4611 thumb2_blx_out_of_range.stdout
4612 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4613 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4614 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4615 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4616 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4617 thumb2_blx_in_range, thumb2_blx_in_range.o,
4618 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4619 thumb2_blx_out_of_range.o): New rules.
4620 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4621 thumb2_blx_in_range and thumb2_blx_out_of_range.
4622 * testsuite/Makefile.in: Regenerate.
4623 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4624 * testsuite/thumb_blx_in_range.s: New file.
4625 * testsuite/thumb_blx_out_of_range.s: New file.
4626
b0193076
RÁE		 46272010-03-22 Rafael Espindola <espindola@google.com>
4628
4629 * archive.cc (Should_include): Move to archive.h.
4630 (should_include_member): Make it a member of Archive.
4631 (Lib_group): New.
4632 (Add_lib_group_symbols): New.
4633 * archive.h: Include options.h.
4634 (Archive_member): Moved from Archive.
4635 (Should_include): Moved from archive.cc.
4636 (Lib_group): New.
4637 (Add_lib_group_symbols): New.
4638 * dynobj.cc (do_should_include_member): New.
4639 * dynobj.h (do_should_include_member): New.
4640 * gold.cc (queue_initial_tasks): Update call to queue.
4641 * main.cc (main): Print lib group stats.
4642 * object.cc (do_should_include_member): New.
4643 * object.h: Include archive.h.
4644 (Object::should_include_member): New.
4645 (Object::do_should_include_member): New.
4646 (Sized_relobj::do_should_include_member): New.
4647 * options.cc (General_options::parse_start_lib): New.
4648 (General_options::parse_end_lib): New.
4649 (Input_arguments::add_file): Handle lib groups.
4650 (Input_arguments::start_group): Check we are not in a lib.
4651 (Input_arguments::start_lib): New.
4652 (Input_arguments::end_lib): New.
4653 * options.h (General_options): Add start_lib and end_lib.
4654 (Input_argument::lib_): New.
4655 (Input_argument::lib): New.
4656 (Input_argument::is_lib): New.
4657 (Input_file_lib): New.
4658 (Input_arguments::in_lib_): New.
4659 (Input_arguments::in_lib): New.
4660 (Input_arguments::start_lib): New.
4661 (Input_arguments::end_lib_): New.
4662 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4663 in unused members as preempted.
4664 (Sized_pluginobj::do_should_include_member): New.
4665 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4666 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4667 return the blocker.
4668 (Read_symbols::do_whole_lib_group): New.
4669 (Read_symbols::do_lib_group): New.
4670 (Read_symbols::do_read_symbols): Handle lib groups.
4671 (Read_symbols::get_name): Handle lib groups.
4672 * readsyms.h (Read_symbols): Add an archive member pointer.
4673 (Read_symbols::do_whole_lib_group): New.
4674 (Read_symbols::do_lib_group): New.
4675 (Read_symbols::member_): New.
4676 * script.cc (read_input_script): Update call to queue_soon.
4677
d099120c
DK		 46782010-03-19 Doug Kwan <dougkwan@google.com>
4679
4680 * arm.cc (Stub_table::Stub_table): Initialize new data members
4681 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4682 (Stub_table::add_reloc_stub): Assign stub offset and update
4683 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4684 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4685 New data members.
4686 (Stub_table::update_data_size_and_addralign): Use
4687 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4688 instead of going over all reloc stubs.
4689 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4690 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4691 Stringpool_template::offset_ to size of Stringpool_char.
4692 (Stringpool_template::new_key_offset): Remove code to initialize
4693 Stringpool_template::offset_.
4694 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4695 Stringpool_template::offset_ to zero.
4696
1aa37384
DK		 46972010-03-15 Doug Kwan <dougkwan@google.com>
4698
4699 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4700 offset_.
4701 (Stringpool_template::new_key_offset): New method.
4702 (Stringpool_template::add_string): Assign offsets when adding new
4703 strings.
4704 (Stringpool_template::set_string_offsets): Do not set string offsets
4705 when not optimizing.
4706 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4707 member size_.
4708 (Chunked_vector::clear): Clear size_.
4709 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4710 (Chunked_vector::size): Return size_.
4711 (Chunked_vector::push_back): Use size_ to find insert position.
e1df38aa 4712 (Chunked_vector::size_): New data member.
1aa37384
DK		 4713 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4714 (Stringpool_template::new_key_offset): New method declaration.
4715 (Stringpool_template::offset_): New data member.
4716
b672b057
RÁE		 47172010-03-15 Rafael Espindola <espindola@google.com>
4718
4719 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4720 Add_symbols' constructor.
4721 * readsyms.h (Add_symbols): Remove the input_group member.
4722
b6848d3c
ILT		 47232010-03-10 Ian Lance Taylor <iant@google.com>
4724
4725 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4726 target to ask whether a reference to a symbol requires a stack
4727 split.
4728 * target.h (Target::is_call_to_non_split): New function.
4729 (Target::do_is_call_to_non_split): Declare virtual function.
4730 * target.cc: Include "symtab.h".
4731 (Target::do_is_call_to_non_split): New function.
4732 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4733
a2a5469e
CC		 47342010-03-10 Cary Coutant <ccoutant@google.com>
4735
4736 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4737 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4738 (File_read::open[2]): Add whole_file_view_ to list of views.
4739 (File_read::make_view): Remove test of whole_file_view_.
4740 (File_read::find_or_make_view): Create whole_file_view_ if
4741 necessary.
4742 (File_read::clear_views): Replace bool parameter with enum;
4743 adjust all callers. Don't delete views with permanent data;
4744 do delete cached views and views from archives if
4745 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4746 if clearing the corresponding view.
4747 * fileread.h (File_read::Clear_views_mode): New enum.
4748 (File_read::View::is_permanent_view): New method.
4749 (File_read::clear_views): Replace bool parameter
4750 with enum; adjust all callers.
4751 * options.h (General_options): Change keep_files_mapped option;
4752 add map_whole_files.
4753 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4754 releasing the file.
4755 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4756 the file.
4757
8861f32b
DM		 47582010-03-10 David S. Miller <davem@davemloft.net>
4759
4760 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4761
d62d0f5f
ST		 47622010-03-09 Sriraman Tallam <tmsriram@google.com>
4763
4764 * icf.cc (get_section_contents): Add '@' marker after processing the
4765 merge reloc.
4766
9177756d
DK		 47672010-03-08 Doug Kwan <dougkwan@google.com>
4768
4769 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4770 due to a conversion warning.
4771 (Arm_relobj::update_output_local_symbol_count): Check for local
4772 symbol with unset output index.
4773
9e9e071b
ILT		 47742010-03-05 Ian Lance Taylor <iant@google.com>
4775
4776 * options.h (class General_options): Add --spare-dynamic-tags.
4777 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4778 --spare-dynamic-tags.
4779
a81ee015
ILT		 47802010-03-05 Ian Lance Taylor <iant@google.com>
4781
4782 * incremental.cc: Include "libiberty.h".
4783
44ec90b9
RO		 47842010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4785
4786 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4787 function, is_info_ member.
4788 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4789 (Versions::Versions): Update caller.
4790 (Versions::define_base_version): Likewise.
4791 (Versions::add_def): Likewise.
4792
0897ed3b
ST		 47932010-03-03 Sriraman Tallam <tmsriram@google.com>
4794
4795 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4796 (Scan::possible_function_pointer_reloc): New function.
4797 (Scan::local_reloc_may_be_function_pointer): Change to call
4798 possible_function_pointer_reloc.
4799 (Scan::global_reloc_may_be_function_pointer): Ditto.
4800 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4801 relocations in ".data.rel.ro._ZTV" section.
4802 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4803 * testsuite/icf_safe_so_test.cc: Ditto.
4804 * testsuite/icf_safe_test.cc: Ditto.
4805 * testsuite/icf_safe_test.sh: Ditto.
4806
d3bbad62
ILT		 48072010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4808 Ian Lance Taylor <iant@google.com>
4809
4810 * target-reloc.h (relocate_section): Check the symbol table index
4811 for -1U before setting the local symbol index.
4812 (scan_relocatable_relocs): If copying the relocation, record that
4813 the local symbol is required.
4814 * object.h (Symbol_value::is_output_symtab_index_set): New
4815 function.
4816 (Symbol_value::may_be_discarded_from_output_symtab): New
4817 function.
4818 (Symbol_value::has_output_symtab_entry): New function.
4819 (Symbol_value::needs_output_symtab_entry): Remove.
4820 (Symbol_value::output_symtab_index): Make sure the symbol index is
4821 set.
4822 (Symbol_value::set_output_symtab_index): Make sure the symbol
4823 index is not set. Make sure the new index is valid.
4824 (Symbol_value::set_must_have_output_symtab_entry): New function.
4825 (Symbol_value::has_output_dynsym_entry): New function.
4826 (Symbol_value::set_output_dynsym_index): Make sure the new index
4827 is valid.
4828 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4829 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4830 local symbol if permitted.
4831 (Sized_relobj::do_finalize_local_symbols): Call
4832 is_output_symtab_index_set rather than needs_output_symtab_entry.
4833 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4834 rather than needs_output_symtab_entry. Call
4835 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4836 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4837 is_output_symtab_index_set rather than needs_output_symtab_entry.
4838 * testsuite/discard_locals_relocatable_test.c: New file.
4839 * testsuite/discard_locals_test.sh: Test -r.
4840 * testsuite/Makefile.am (check_DATA): Add
4841 discard_locals_relocatable_test1.syms,
4842 discard_local_relocatable_test2.syms.
4843 (MOSTLYCLEANFILES): Likewise. Also add
4844 discard_locals_relocatable_test1.lout and
4845 discard_locals_relocatable_test2.out.
4846 (discard_locals_relocatable_test1.syms): New target.
4847 (discard_locals_relocatable_test.o): New target.
4848 (discard_locals_relocatable_test1.out): New target.
4849 (discard_locals_relocatable_test2.syms): New target.
4850 (discard_locals_relocatable_test2.out): New target.
4851 (various): Add missing ../ld-new dependencies.
4852 * testsuite/Makefile.in: Rebuild.
4853
7e8ccf26
NC		 48542010-03-03 Nick Clifton <nickc@redhat.com>
4855
4856 * po/fi.po: New Finnish translation.
4857
2a0ff005
DK		 48582010-03-01 Doug Kwan <dougkwan@google.com>
4859
4860 * layout.cc (Layout::Layout): Force section types of .init_array*,
4861 .preinit_array* and .fini_array* sections.
4862 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4863 Fix check of return value of std::string::find.().
4864 (Output_section::Input_section_sort_compare::operator()): Remove
4865 comment about .init_array.
4866 (Output_section::Input_section_sort_init_fini_compare::operator()):
4867 New method.
4868 (Output_section::sort_attached_input_sections): Handle .init_array
4869 and .fini_array specially.
4870 * output.h (Output_section::Inut_section_sort_compare): Update
4871 comment.
4872 (Output_section::Input_section_sort_init_fini_compare): New struct.
4873
c3e4ae29
DK		 48742010-02-26 Doug Kwan <dougkwan@google.com>
4875
4876 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4877 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4878 * testsuite/debug_msg.sh: Avoid matching source line number for
4879 use of global variable undef_int.
4880
2fd9ae7a
DK		 48812010-02-26 Doug Kwan <dougkwan@google.com>
4882
4883 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4884 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4885 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4886 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4887 * options.cc (General_options::General_options): Initialize member
4888 fix_v4bx_.
4889 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4890 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4891 and rm_no_fix_v4bx.stdout
4892 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4893 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4894 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4895 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4896 and arm_no_fix_v4bx.
4897 * Makefile.in: Regenerate.
4898 * testsuite/arm_fix_v4bx.s: New file.
4899 * testsuite/arm_fix_v4bx.sh: Ditto.
4900
67ec7d0b
DK		 49012010-02-24 Doug Kwan <dougkwan@google.com>
4902
4903 * arm.cc (Target_arm::got_section): Make the .got section the first
4904 non RELRO section in the data segment.
4905 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4906 suffixes of section names.
4907
10165461
DK		 49082010-02-24 Doug Kwan <dougkwan@google.com>
4909
4910 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4911 flags and attributes merging if an input file is a binary file.
4912 * fileread.cc (Input_file::open): Record format of original file.
4913 * fileread.h (Input_file::Format): New enum type.
4914 (Input_file::Input_file): Initialize data member format_.
4915 (Input_file::format): New method definition.
4916 (Input_file::format_):: New data member.
4917
4a54abbb
DK		 49182010-02-24 Doug Kwan <dougkwan@google.com>
4919
4920 * arm.cc (Arm_output_data_got): New class.
4921 (ARM_TCB_SIZE): New constant
4922 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4923 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4924 If user uses a script with a SECTIONS clause, issue only a warning
4925 for a misplaced EXIDX input section. Otherwise, issue an error.
4926 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4927 garbage collection.
4928 (Target_arm::got_mode_index_entry): Handle static linking.
4929 (Target_arm::Scan::local): Ditto.
4930 (Target_arm::Scan::global): Ditto.
4931 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4932 all incorrectly implemented relocations.
e1df38aa 4933 (Target_arm::fix_exidx_coverage): Pass layout to
4a54abbb
DK		 4934 Arm_output_section::fix_exidx_coverage.
4935 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4936 from ".ARM.exidx." and ".ARM.extab.".
4937
ca419a6f
ILT		 49382010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4939
4940 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4941 section if it does not already exist.
4942 * attributes.cc (Attributes_section_data::Attributes_section_data):
4943 Don't crash if size is zero.
4944
135b9c78
ILT		 49452010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4946 Ian Lance Taylor <iant@google.com>
4947
4948 * gold.cc (queue_middle_tasks): If no input files were opened,
4949 exit.
4950 * workqueue.h (Task_function::Task_function): Assert that there is
4951 a blocker.
4952
bb0bfe4f
DK		 49532010-02-22 Doug Kwan <dougkwan@google.com>
4954
4955 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4956 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4957 types to avoid warnings due to different uint64_t implementations
4958 on different hosts.
4959
2a2b6d42
DK		 49602010-02-21 Doug Kwan <dougkwan@google.com>
4961
4962 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4963 handling of the maximum backward branch offset.
4964 (Arm_relocate_functions::thumb_branch_common): Ditto.
4965 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4966 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
e1df38aa 4967 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2a2b6d42
DK		 4968 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4969 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4970 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4971 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4972 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4973 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4974 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4975 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4976 thumb2_bl_out_of_range.o): New rules.
4977 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4978 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4979 thumb2_bl_out_of_range
4980 * testsuite/Makefile.in: Regenerate.
4981 * testsuite/arm_bl_in_range.s: New file.
4982 * testsuite/arm_bl_out_of_range.s: Ditto.
4983 * testsuite/arm_branch_in_range.sh: Ditto.
4984 * testsuite/arm_branch_range.t: Ditto.
4985 * testsuite/thumb2_branch_range.t: Ditto.
4986 * testsuite/thumb_bl_in_range.s: Ditto.
4987 * testsuite/thumb_bl_out_of_range.s: Ditto.
4988 * testsuite/thumb_branch_range.t: Ditto.
4989
b487ad64
ST		 49902010-02-20 Sriraman Tallam <tmsriram@google.com>
4991
4992 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4993 Add reloc offset information.
4994 * icf.cc (get_section_contents): Change iterators to point to the new
4995 vectors. Add reloc offset information to the contents.
4996 * icf.h (Icf::Sections_reachable_info): New typedef.
4997 (Icf::Sections_reachable_list): New typedef.
4998 (Icf::Offset_info): New typedef.
4999 (Icf::Reloc_info): New struct typedef.
5000 (Icf::Reloc_info_list): New typedef.
5001 (Icf::symbol_reloc_list): Delete method.
5002 (Icf::addend_reloc_list): Delete method.
5003 (Icf::section_reloc_list): Delete method.
5004 (Icf::reloc_info_list): New method.
5005 (Icf::reloc_info_list_): New member.
5006
f96accdf
DK		 50072010-02-19 Doug Kwan <dougkwan@google.com>
5008
5009 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5010 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5011 * arm.cc (Arm_relocation_functions): New forward declaration.
5012 (Target_arm::Target_arm): Initialize new data members
5013 got_mod_index_offset_ and tls_base_symbol_defined_.
5014 (Target_arm::Relocate::relocate_tls): New method.
5015 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5016 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5017 New methods.
5018 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5019 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5020 (Target_arm::got_mod_index_offset_,
5021 Target_arm::tls_base_symbol_defined_): New data members.
5022 (Target_arm::Scan::local, Target::Scan::global,
5023 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5024 relocations.
5025
c8761b9a
DK		 50262010-02-18 Doug Kwan <dougkwan@google.com>
5027
5028 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5029 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5030 text section as a parameter becuase some broken tools may not set
5031 the link in section header.
5032 (Target_arm::has_got_section): New method.
5033 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5034 without any mapping symbol as data only. Remove warning.
5035 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5036 link in its section header, try to discover the link by inspecting the
5037 REL31 relocation at the beginning of the section.
5038 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5039 in error message.
5040 (Target_arm::Scan::global): Treat any reference to the symbol
5041 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5042
21bb3914
ST		 50432010-02-12 Sriraman Tallam <tmsriram@google.com>
5044
5045 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5046 (Scan::global_reloc_may_be_function_pointer): New function.
5047 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5048 (Scan::global_reloc_may_be_function_pointer): New function.
5049 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5050 (Scan::global_reloc_may_be_function_pointer): New function.
5051 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5052 (Scan::global_reloc_may_be_function_pointer): New function.
5053 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5054 (Scan::global_reloc_may_be_function_pointer): New function.
5055 (Scan::possible_function_pointer_reloc): New function.
5056 (Target_x86_64::can_check_for_function_pointers): New function.
5057 * gc.h (gc_process_relocs): Scan relocation types to determine if
5058 function pointers were taken for targets that support it.
5059 * icf.cc (Icf::find_identical_sections): Include functions for
5060 folding in safe ICF whose pointer is not taken.
5061 * icf.h (Secn_fptr_taken_set): New typedef.
5062 (fptr_section_id_): New member.
5063 (section_has_function_pointers): New function.
5064 (set_section_has_function_pointers): New function.
5065 (check_section_for_function_pointers): New function.
5066 * options.h: Fix comment for safe ICF option.
5067 * target.h (can_check_for_function_pointers): New function.
5068 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5069 Modify icf_safe_test for X86-64.
5070 * testsuite/Makefile.in: Regenerate.
5071 * testsuite/icf_safe_so_test.cc: New file.
5072 * testsuite/icf_safe_so_test.sh: New file.
5073 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5074 (main): Change to take pointer to function kept_func_3.
5075 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5076 folding is done correctly for X86-64.
5077
0da6fa6c
DM		 50782010-02-12 David S. Miller <davem@davemloft.net>
5079
5080 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5081 is_symbolless parameter.
5082 (Output_reloc<SHT_REL>::is_symbolless): New.
5083 (Output_reloc<SHT_REL>::is_symbolless_): New.
5084 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5085 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5086 (Output_reloc<SHT_RELA>::is_symbolless): New.
5087 (Output_data_reloc::add_global): Handle is_symbolless.
5088 (Output_data_reloc::add_global_relative): Likewise.
5089 (Output_data_reloc::add_local): Likewise.
5090 (Output_data_reloc::add_local_relative): Likewise.
5091 (Output_data_reloc::add_symbolless_global_addend): New.
5092 (Output_data_reloc::add_symbolless_local_addend): New.
5093 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5094 is_symbolless.
5095 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5096 instead of ->is_relative_
5097 (Output_reloc::write): Likewise.
5098 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5099 (Output_reloc::write_rel): Simplify.
5100
5101 * sparc.cc (Target_sparc::Scan::local): Use
5102 ->add_symbolless_local_addend as needed.
5103 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5104 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5105 based upon relocation offset.
5106
e4782e83
DK		 51072010-02-11 Doug Kwan <dougkwan@google.com>
5108
5109 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5110 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5111 beginning of function.
5112 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5113 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5114 parameter is_32bit in calls to should_apply_static_reloc.
5115 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5116 (check_DATA): Add arm_abs_global.stdout.
5117 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5118 arm_abs_global.stdout): New rules.
5119 (MOSTLLYCLEANFILES): Add arm_abs_global
5120 * Makefile.in: Regenerate.
5121 * testsuite/arm_abs_global.s: New file.
5122 * testsuite/arm_abs_global.sh: Ditto.
5123 * testsuite/arm_abs_lib.s: Ditto.
5124
93ceb764
ILT		 51252010-02-11 Ian Lance Taylor <iant@google.com>
5126
5127 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5128 Read_relocs task.
5129 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5130 Allocate_commons_task first.
5131 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5132 task, rather than symtab_lock_.
5133 (Gc_process_relocs::~Gc_process_relocs): New function.
5134 (Gc_process_relocs::is_runnable): Check this_blocker_.
5135 (Gc_process_relocs::locks): Use next_blocker_ rather than
5136 blocker_.
5137 (Scan_relocs::~Scan_relocs): New function.
5138 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5139 symtab_lock_.
5140 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5141 next_blocker_.
5142 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5143 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5144 constructor accordingly.
5145 (class Gc_process_relocs): Likewise.
5146 (class Scan_relocs): Likewise.
5147 * common.h (class Allocate_commons_task): Remove symtab_lock_
5148 field, and corresponding constructor parameter.
5149 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5150 symtab_lock_.
5151 (Allocate_commons_task::locks): Likewise.
5152
114dfbe1
ILT		 51532010-02-11 Ian Lance Taylor <iant@google.com>
5154
5155 * gold-threads.h (class Once): Define.
5156 (class Initialize_lock): Rewrite as child of Once.
5157 * gold-threads.cc (class Once_initialize): Define.
5158 (once_pointer_control): New static variable.
5159 (once_pointer, once_arg): New static variables.
5160 (c_run_once): New static function.
5161 (Once::Once, Once::run_once, Once::internal_run): New functions.
5162 (class Initialize_lock_once): Remove.
5163 (initialize_lock_control): Remove.
5164 (initialize_lock_pointer): Remove.
5165 (initialize_lock_once): Remove.
5166 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5167 (Initialize_lock::initialize): Rewrite.
5168 (Initialize_lock::do_run_once): New function.
5169 * archive.cc (Archive::interpret_header): Only clear name if it is
5170 not already empty.
5171 * fileread.cc: Include "gold-threads.h"
5172 (file_counts_lock): New static variable.
5173 (file_counts_initialize_lock): Likewise.
5174 (File_read::release): Only increment counts when using --stats.
5175 Use a lock around the increment.
5176 * parameters.cc (class Set_parameters_target_once): Define.
5177 (set_parameters_target_once): New static variable.
5178 (Parameters::Parameters): Move here from parameters.h.
5179 (Parameters::set_target): Rewrite.
5180 (Parameters::set_target_once): New function.
5181 (Parameters::clear_target): Move here and rewrite.
5182 * parameters.h (class Parameters): Update declarations. Add
5183 set_parameters_target_once_ field.
5184 (Parameters::Parameters): Move to parameters.cc.
5185 (Parameters::clear_target): Likewise.
5186 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5187 task.
5188 (Start_group::~Start_group): New function.
5189 (Start_group::is_runnable): New function.
5190 (Start_group::locks, Start_group::run): New functions.
5191 (Finish_group::run): Change saw_undefined to size_t.
5192 * readsyms.h (class Start_group): Define.
5193 (class Finish_group): Change saw_undefined_ field to size_t.
5194 (Finish_group::Finish_group): Remove saw_undefined and
5195 this_blocker parameters. Change all callers.
5196 (Finish_group::set_saw_undefined): New function.
5197 (Finish_group::set_blocker): New function.
5198 * symtab.h (class Symbol_table): Change saw_undefined to return
5199 size_t. Change saw_undefined_ field to size_t.
5200 * target-select.cc (Set_target_once::do_run_once): New function.
5201 (Target_selector::Target_selector): Initialize set_target_once_
5202 field. Don't initialize lock_ and initialize_lock_ fields.
5203 (Target_selector::instantiate_target): Rewrite.
5204 (Target_selector::set_target): New function.
5205 * target-select.h (class Set_target_once): Define.
5206 (class Target_selector): Update declarations. Make
5207 Set_target_once a friend. Remove lock_ and initialize_lock_
5208 fields. Add set_target_once_ field.
5209
fa17a3f4
ILT		 52102010-02-10 Ian Lance Taylor <iant@google.com>
5211
5212 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5213 queueing any tasks.
5214 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5215 (queue_middle_tasks): Add all blockers before queueing any tasks.
5216 (queue_final_tasks): Likewise.
5217 * token.h (Task_token::add_blockers): New function.
5218 * object.h (Input_objects::number_of_relobjs): New function.
5219
c7177d31
ILT		 52202010-02-10 Ian Lance Taylor <iant@google.com>
5221
5de0e392
ILT		 5222 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5223 shared, not if not position independent.
5224 * x86_64.cc (Relocate::relocate_tls): Likewise.
5225 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5226 (tls_pie_pic_test): New target.
5227 * testsuite/Makefile.in: Rebuild.
5228
c7177d31
ILT		 5229 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5230 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5231 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5232 * testsuite/Makefile.in: Rebuild.
5233
684b268a
DM		 52342010-02-09 David S. Miller <davem@davemloft.net>
5235
5236 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5237 R_SPARC_RELATIVE using ->add_local_relative().
5238 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5239
612a8d3d
DM		 5240 * output.h (Output_data_dynamic::add_section_size): New method
5241 that takes two Output_data objects.
5242 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5243 entry param. Handle it in initializers.
5244 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5245 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5246 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5247 arg.
5248 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5249 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5250 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5251 for dynrel_includes_plt.
5252 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5253 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5254 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5255 before .rela.plt
5256 (Target_sparc::do_finalize_sections): Update to pass true for
5257 dynrel_includes_plt.
5258 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5259 output before .rela.plt
5260 (Target_powerpc::do_finalize_sections): Update to pass true for
5261 dynrel_includes_plt when 32-bit.
5262
cb1be87e
DK		 52632010-02-08 Doug Kwan <dougkwan@google.com>
5264
5265 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5266 method.
5267 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5268 Arm_relobj::scan_section_for_cortex_a8_stubs,
5269 Arm_relobj::do_relocation_section): Instead of calling
5270 Output_section::output_address, use faster
5271 Arm_relobj::simple_input_section_output_address.
5272
705b5121
DM		 52732010-02-08 David S. Miller <davem@davemloft.net>
5274
5275 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5276 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5277 relocation helper function.
5278
024c4466
DM		 5279 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5280 just like R_SPARC_GOT{10,13,22}.
5281 (Target_sparc::Scan::local): Likewise.
5282 (Target_sparc::Relocate:relocate): Likewise.
5283
9109c078
ILT		 52842010-02-06 Ian Lance Taylor <iant@google.com>
5285
5286 * configure.ac: Rewrite targetobjs duplicate removal code to use
5287 only shell constructs.
5288 * configure: Rebuild.
5289
cf846138
DK		 52902010-02-05 Doug Kwan <dougkwan@google.com>
5291
5292 PR 11247
5293 * arm.cc (Arm_relobj::section_is_scannable): New method.
5294 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5295 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5296
6cfaf60b
DK		 52972010-02-04 Doug Kwan <dougkwan@google.com>
5298
5299 PR 11247
5300 * arm-reloc-property.cc (cstdio): Include.
5301 * configure.ac (targetobjs): Remove duplicates.
5302 * configure: Regenerate.
5303 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5304 big and little endian version for a given address size.
5305
5c57f1be
DK		 53062010-02-03 Doug Kwan <dougkwan@google.com>
5307
5308 * arm-reloc-property.cc
5309 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5310 definition.
5311 * arm-reloc-property.h
5312 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5313 New method definition.
5314 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5315 declaration.
5316 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5317 overflow to N.
5318 (GOT_PREL): Change implemented to Y.
5319 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5320 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5321 (Arm_relocate_functions::movw_abs_nc): Remove method.
5322 (Arm_relocate_functions::movt_abs): Ditto.
5323 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5324 (Arm_relocate_functions::thm_movt_abs): Ditto.
5325 (Arm_relocate_functions::movw_rel_nc): Ditto.
5326 (Arm_relocate_functions::movw_rel): Ditto.
5327 (Arm_relocate_functions::movt_rel): Ditto.
5328 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5329 (Arm_relocate_functions:thm_movw_rel): Ditto.
5330 (Arm_relocate_functions:thm_movt_rel): Ditto.
5331 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5332 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5333 New method definitions.
5334 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5335 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5336 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5337 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5338 (Target_arm::Relocate::relocate): Check for non-static or
5339 unimplemented relocation code and exit early. Change calls to
5340 Target_arm::reloc_uses_thumb_bit and
5341 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5342 instead. Refactor code to handle similar relocations to increase
5343 code sharing. Remove check for unsupported relocation code in switch
5344 statement.
5345 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5346 relocation property table to find out size. Change error message to
5347 print out the name of a relocation code instead of the numeric value.
5348 (Target_arm::scan_reloc_for_stub): Use relocation property table
5349 instead of calling Target_arm::reloc_uses_thumb_bit().
5350
218c5831
DK		 53512010-02-02 Doug Kwan <dougkwan@google.com>
5352
5353 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5354 types of relaxed input section.
5355
0d31c79d
DK		 53562010-02-02 Doug Kwan <dougkwan@google.com>
5357
5358 * Makefile.am (HFILES): Add arm-reloc-property.h.
5359 (DEFFILES): New.
5360 (TARGETSOURCES): Add arm-reloc-property.cc
5361 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5362 (libgold_a_SOURCES): $(DEFFILES)
5363 * Makefile.in: Regenerate.
5364 * arm-reloc-property.cc: New file.
5365 * arm-reloc-property.h: New file.
5366 * arm-reloc.def: New file.
5367 * arm.cc: Update comments.
5368 (arm-reloc-property.h): New included header.
5369 (arm_reloc_property_table): New global variable.
5370 (Target_arm::do_select_as_default_target): New method definition.
5371 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5372 arm-reloc-property to targ_extra_obj.
5373 * parameters.cc (set_parameters_target): Call
5374 Target::select_as_default_target().
5375 * target.h (Target::select_as_default_target): New method definition.
5376 (Target::do_select_as_default_target): Same.
5377
546c7457
DK		 53782010-02-01 Doug Kwan <dougkwan@google.com>
5379
5380 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5381 first_output_text_section_.
5382 (Arm_exidx_fixup::first_output_text_section): New method definition.
5383 (Arm_exidx_fixup::first_output_text_section_): New data member.
5384 (Arm_exidx_fixup::process_exidx_section): Record the first text
5385 output section seen.
5386 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5387 and entsize in output section header.
5388
11b861d5
DK		 53892010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5390
5391 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5392 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5393 (Arm_relocate_functions::thm_alu11): New Method.
5394 (Arm_relocate_functions::thm_pc8): New Method.
5395 (Arm_relocate_functions::thm_pc12): New Method.
5396 (Target_arm::Scan::local): Handle the relocations.
5397 (Target_arm::Scan::global): Likewise.
5398 (Target_arm::Relocate::relocate): Likewise.
5399 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5400
c9a2c125
DK		 54012010-01-29 Doug Kwan <dougkwan@google.com>
5402
5403 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5404 of relocation types as ld.
5405
1521477a
DK		 54062010-01-29 Doug Kwan <dougkwan@google.com>
5407
5408 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5409 to public.
5410 (Arm_relocate_functions::thumb_branch_common): Ditto.
5411 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5412 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5413 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5414 Arm_relocate_functions::jump24): Remove.
5415 (Target_arm::Relocate::relocate): Adjust code to call
5416 Arm_relocation_functions::arm_branch_common and
5417 Arm_relocation_functions::thumb_branch_common instead of their removed
e1df38aa 5418 wrappers. Merge switch-cases together to reduce source code size.
1521477a 5419
e7eca48c
DK		 54202010-01-29 Doug Kwan <dougkwan@google.com>
5421
5422 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5423 output_local_symbol_count_needs_update_.
5424 (Arm_relobj::output_local_symbol_count_needs_update,
5425 Arm_relobj::set_output_local_symbol_count_needs_update,
5426 Arm_relobj::update_output_local_symbol_count): New methods.
5427 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5428 member.
5429 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5430 of pointed function as in a R_ARM_PREL31 relocation.
5431 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5432 for output local symbol count updating.
5433 (Target_arm::do_relax): Update output local symbol counts in objects
5434 if necessary.
5435 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5436
02961d7e
ILT		 54372010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5438
5439 * arm.cc: Added support for the ARM relocations:
5440 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5441 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5442 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5443 movw_prel_nc).
5444 (Arm_relocate_functions::movw_rel): New method.
5445 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5446 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5447 thm_movw_prel_nc).
5448 (Arm_relocate_functions::thm_movw_rel): New method.
5449 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5450 thm_movt_prel).
5451 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5452 relocations.
5453 (Target_arm::Scan::global): Likewise.
5454 (Target_arm::Relocate::relocate): Likewise.
5455 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5456 Likewise.
5457
b10d2873
ILT		 54582010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5459
5460 * arm.cc: Added support for ARM group relocations.
5461 (Target_arm::reloc_needs_sym_origin): New method.
5462 (Arm_relocate_functions::calc_grp_kn): New method.
5463 (Arm_relocate_functions::calc_grp_residual): New method.
5464 (Arm_relocate_functions::calc_grp_gn): New method.
5465 (Arm_relocate_functions::arm_grp_alu): New Method.
5466 (Arm_relocate_functions::arm_grp_ldr): New Method.
5467 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5468 (Arm_relocate_functions::arm_grp_ldc): New Method.
5469 (Target_arm::Scan::local): Handle the ARM group relocations.
5470 (Target_arm::Scan::global): Likewise.
5471 (Target_arm::Relocate::relocate): Likewise.
5472 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5473 Likewise.
5474
2b328d4e
DK		 54752010-01-26 Doug Kwan <dougkwan@google.com>
5476
5477 * arm.cc (set): Include.
5478 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5479 pointer type.
5480 (Arm_output_section::Text_section_list): New type.
5481 (Arm_output_section::append_text_sections_to_list): New method.
5482 (Arm_output_section::fix_exidx_coverage): Ditto.
5483 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5484 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5485 Relobj::set_section_offset() instead of
5486 Sized_relobj::invalidate_section_offset().
5487 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5488 parameter for section headers. Ignore relocation sections for
5489 unallocated sections and EXIDX sections.
5490 (Target_arm::fix_exidx_coverage): New method.
5491 (Target_arm::output_section_address_less_than): New type.
5492 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5493 linked text section instead of the EXIDX section.
5494 (Arm_output_section::create_stub_group): Add an assertion to check
5495 that this is not an EXIDX output section.
5496 (Arm_output_section::append_text_sections_to_list): New method.
5497 (Arm_output_section::fix_exidx_coverage): Ditto.
5498 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5499 Arm_relobj::section_needs_reloc_stub_scanning.
5500 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5501 first pass.
5502 (Target_arm::fix_exidx_coverage): New method.
5503 * object.h (Relobj::set_output_section): New method.
5504 (Sized_relobj::invalidate_section_offset): Remove method.
5505 (Sized_relobj::do_invalidate_section_offset): Remove method.
5506 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5507
c7f3c371
DK		 55082010-01-25 Doug Kwan <dougkwan@google.com>
5509
5510 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5511 Fix warning due to signed and unsigned comparison on a 32-bit host.
5512
8923b24c
DK		 55132010-01-22 Doug Kwan <dougkwan@google.com>
5514
5515 * arm.cc (Target_arm::do_relax): Record an output section for section
5516 offset adjustment it contains any stub table that has changed.
5517 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5518 offsets in an output section if necessary.
5519 * output.cc (Output_section::Output_section): Initialize
5520 section_offsets_need_adjustments_.
5521 (Output_section::add_input_section_for_script): Renamed to
5522 Output_section::add_simple_input_section.
5523 (Output_section::save_states): Add a comment.
5524 (Output_section::discard_states): New method defintion.
5525 (Output_section::adjust_section_offsets): Same.
5526 * output.h (Output_section::add_input_section_for_script): Renamed to
5527 Output_section::add_simple_input_section.
5528 (Output_section::discard_states): New method declaration.
5529 (Output_section::adjust_section_offsets): Same.
5530 (Output_section::section_offsets_need_adjustment,
5531 Output_section::set_section_offsets_need_adjustment): New method
5532 definitions.
5533 (Output_section::section_offsets_need_adjustment_): New data member.
5534 * script-sections.cc
5535 (Output_section_element_input::set_section_address): Adjust code for
5536 renaming of Output_section::add_input_section_for_script.
5537 (Orphan_output_section::set_section_address): Same.
5538
9b2fd367
DK		 55392010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5540
5541 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5542 Fix_v4bx enum values .
5543 * gold/options.h (General_options): New option definitions.
5544 (General_options::fix_v4bx): New method.
5545 (General_options::Fix_v4bx): New enum.
5546 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5547 (General_options::parse_fix_v4bx_interworking): New method.
5548
80d0d023
DK		 55492010-01-22 Doug Kwan <dougkwan@google.com>
5550
5551 * arm.cc (Arm_exidx_fixup): New class.
5552
af2cdeae
DK		 55532010-01-21 Doug Kwan <dougkwan@google.com>
5554
5555 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5556 classes.
5557 (Arm_exidx_section_offset_map): New type.
5558
993d07c1
DK		 55592010-01-21 Doug Kwan <dougkwan@google.com>
5560
5561 * arm.cc (Arm_exidx_input_section): New class.
5562 (Arm_relobj::exidx_input_section_by_link,
5563 Arm_relobj::exidx_input_section_by_shndx,
5564 Arm_relobj::make_exidx_input_section): New methods.
5565 (read_arm_attributes_section): Remove.
5566 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5567 information about them.
5568 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5569 to here.
5570
5ac169d4
DK		 55712010-01-20 Doug Kwan <dougkwan@google.com>
5572
5573 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5574 Input_section_specifier to Section_id.
5575 (Target_arm::new_arm_input_section: Adjust code for change of key
5576 type.
5577 (Target_arm::find_arm_input_section): Ditto.
5578 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5579 (Section_id): Remove.
5580 (Garbage_collection::Section_id_hash): Remove.
5581 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5582 (Section_id): Remove.
5583 (Icf::Section_id_hash): Remove.
5584 * object.h (Section_id, Const_section_id, Section_id_hash,
5585 Const_section_id_hash): New type definitions.
5586 * output.cc (Output_section::add_relaxed_input_section): Change to
5587 use Const_section_id instead of Input_section_specifier as key type.
5588 (Output_section::add_merge_input_section): Ditto.
5589 (Output_section::build_relaxation_map): Change to use Section_id
5590 instead of Input_section_specifier as key type.
5591 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5592 Ditto.
5593 (Output_section::convert_input_sections_to_relaxed_sections): Change
5594 to use Const_section_id instead of Input_section_specifier as key type.
5595 (Output_section::find_merge_section): Ditto.
5596 (Output_section::find_relaxed_input_section): Ditto.
5597 * output.h (Input_section_specifier): Remove class.
5598 (Output_section::Output_section_data_by_input_section_map): Change
5599 key type to Const_section_id.
5600 (Output_section::Output_relaxed_input_section_by_input_section_map):
5601 Ditto.
5602 (Output_section::Relaxation_map): Change key type to Section_id.
5603
a2162063
ILT		 56042010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5605
5606 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5607 (class Arm_v4bx_stub): New class.
5608 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5609 (Stub_factory::make_arm_v4bx_stub): New method.
5610 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5611 (Stub_table::empty): Handle v4bx stubs.
5612 (Stub_table::add_arm_v4bx_stub): New method.
5613 (Stub_table::find_arm_v4bx_stub): New method.
5614 (Arm_relocate_functions::v4bx): New method.
5615 (Target_arm::fix_v4bx): New method.
5616 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5617 (Stub_table::relocate_stubs): Likewise.
5618 (Stub_table::do_write): Likewise.
5619 (Stub_table::update_data_size_and_addralign): Likewise.
5620 (Stub_table::finalize_stubs): Likewise.
5621 (Target_arm::Scan::local): Likewise.
5622 (Target_arm::Scan::global): Likewise.
5623 (Target_arm::do_finalize_sections): Likewise.
5624 (Target_arm::Relocate::relocate): Likewise.
5625 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5626 Likewise.
5627 (Target_arm::scan_reloc_for_stub): Likewise.
5628 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5629
5696ab0b
ILT		 56302010-01-19 Ian Lance Taylor <iant@google.com>
5631
5632 * output.cc (Output_section_headers::do_sized_write): Write large
5633 segment count to sh_info field.
5634 (Output_file_header::do_sized_write): For large segment count,
5635 write PN_XNUM to e_phnum field.
5636
800d0f56
ILT		 56372010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5638
5639 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5640 (Arm_relocate_functions::thm_jump8): New function.
5641 (Arm_relocate_functions::thm_jump11): New function.
5642 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5643 R_ARM_THM_JUMP11.
5644 (Target_arm::Scan::global): Likewise.
5645 (Target_arm::Relocate::relocate): Likewise.
5646 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5647 Likewise.
5648
41263c05
DK		 56492010-01-14 Doug Kwan <dougkwan@google.com>
5650
5651 * arm.cc (map, utility): Include headers.
5652 (Target_arm::apply_cortex_a8_workaround): New method.
5653 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5654 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5655 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5656 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5657 the --[no-]fix-cortex-a8 command line options.
5658 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5659 (Target_arm::relocate_stub): Use addend in instruction template.
5660 * options.h (DEFINE_bool): Set the user-set flag.
5661 (General_options): Add --[no-]-fix-cortex options.
5662 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
e1df38aa 5663 : Update fast look-up map after conversion.
41263c05 5664
459e9b03
ST		 56652010-01-14 Sriraman Tallam <tmsriram@google.com>
5666
5667 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5668 in the first pass of do_layout.
5669
b521dfe4
DK		 56702010-01-13 Doug Kwan <dougkwan@google.com>
5671
5672 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5673 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5674 apparent compiler problem of not folding static constant integral
5675 data members of elfcpp::Elf_sizes<32>.
5676
44272192
DK		 56772010-01-13 Doug Kwan <dougkwan@google.com>
5678
5679 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5680 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5681 Arm_relobj::scan_section_for_cortex_a8_erratum,
5682 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5683 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5684 sections to scan for relocation stubs into a new method
5685 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5686 relocation and Cortex-A8 stub scanning.
5687 (Target_arm::do_relax): Force stubs to be after stubbed sections
5688 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
e1df38aa 5689 the beginning of a new relaxation pass. Update a comment.
44272192
DK		 5690 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5691
44b71ece
ILT		 56922010-01-12 Ian Lance Taylor <iant@google.com>
5693
5694 * target-reloc.h (visibility_error): New inline function.
5695 (relocate_section): Call visibility_error.
5696 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5697 (MOSTLYCLEANFILES): Likewise.
5698 (protected_4_pic.o, protected_3.err): New targets.
5699 * testsuite/protected_4.cc: New file.
5700
a120bc7f
DK		 57012010-01-12 Doug Kwan <dougkwan@google.com>
5702
5703 * arm.cc (Cortex_a8_reloc): New class.
5704 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5705 and cortex_a8_relocs_info_.
5706 (Target_arm::fix_cortex_a8): New method definition.
5707 (Target_arm::Cortex_a8_relocs_info): New type.
5708 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5709 New data member declarations.
5710 (Target_arm::scan_reloc_for_stub): Record information about
5711 relocations for THUMB branches that might be exempted from the
5712 Cortex-A8 workaround.
5713 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5714 at the beginning of a relaxation pass.
5715
20138696
DK		 57162010-01-12 Doug Kwan <dougkwan@google.com>
5717
5718 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5719 (Arm_relobj::Mapping_symbol_position,
5720 Arm_reloj::Mapping_symbol_position_less,
5721 Arm_relobj::Mapping_symbols_info): New types.
5722 (Target_arm::is_mapping_symbol_name): New method definition.
5723 (Arm_relobj::do_count_local_symbols): Save information about mapping
5724 symbols.
5725
089d69dc
DK		 57262010-01-11 Doug Kwan <dougkwan@google.com>
5727
5728 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5729 Arm_relocate_functions::thumb32_branch_upper,
5730 Arm_relocate_functions::thumb32_branch_lower,
5731 Arm_relocate_functions::thumb32_cond_branch_offset,
5732 Arm_relocate_functions::thumb32_cond_branch_upper,
5733 Arm_relocate_functions::thumb32_cond_branch_lower,
5734 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5735 branch offset encoding.
5736 (Arm_relocate_functions::thumb_branch_common): Use new branch
5737 offset encoding methods to avoid code duplication.
5738 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5739 (Stub_addend_reader::operator()): Use new branch encoding method
5740 to avoid code duplication.
5741
99e5bff2
DK		 57422010-01-11 Doug Kwan <dougkwan@google.com>
5743
5744 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5745 (Target_arm::do_finalize_sections): Define special EXIDX section
5746 symbols only if referenced.
5747 * gc.h (Garbage_collection::add_reference): New method.
5748 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5749 code duplication.
5750
98e090bd
ILT		 57512010-01-11 Ian Lance Taylor <iant@google.com>
5752
d0a91bd8
ILT		 5753 * script.cc (Version_script_info::build_expression_list_lookup):
5754 Change complaing about duplicate wildcard match from error to
5755 warning.
5756
98e090bd
ILT		 5757 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5758 of 2009-12-30.
5759 (Version_script_info::Version_script_info): Initialize globs_,
5760 default_version_, default_is_global_, and exact_. Don't
5761 initialize globals_ or locals_.
5762 (Version_script_info::build_lookup_tables): Build local symbols
5763 first.
5764 (Version_script_info::unquote): New function.
5765 (Version_script_info::add_exact_match): New function.
5766 (Version_script_info::build_expression_list_lookup): Remove lookup
5767 parameter. Add is_global parameter. Change all callers. Handle
5768 wildcard pattern specially. Unquote pattern. Call
5769 add_exact_match.
5770 (Version_script_info::get_name_to_match): New function.
5771 (Version_script_info::get_symbol_version): New function.
5772 (Version_script_info::get_symbol_version_helper): Remove.
5773 (Version_script_info::check_unmatched_names): Call unquote.
5774 * script.h (class Version_script_info): Change get_symbol_version
5775 to be non-inline and add is_global parameter; change all callers.
5776 Rewrite symbol_is_local. Update declarations. Define struct
5777 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5778 Remove globals_ and locals_ members. Add exact_, globs_,
5779 default_version_, is_global_.
5780 (Version_script_info::Glob): Remove pattern, add expression and
5781 is_global. Update constructor. Change all callers.
5782 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5783 default version.
5784 (Versions::symbol_section_contents): If a symbol is undefined, or
5785 defined in a dynamic object, set the version index to
5786 VER_NDX_LOCAL.
5787 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5788 symbol_is_local.
5789 (Symbol_table::add_from_pluginobj): Likewise.
5790 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5791
d56962d3
DK		 57922010-01-11 Doug Kwan <dougkwan@google.com>
5793
5794 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5795 (incremental_dump_LDADD): Add linking option for libintl.
5796 * Makefile.in: Regenerate.
5797
94e6ee91
L		 57982010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5799
5800 PR gold/11144
5801 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5802 instead of -Ds.
5803 * testsuite/Makefile.in: Regenerated.
5804
e96c574b
DK		 58052010-01-10 Doug Kwan <dougkwan@google.com>
5806
5807 * options.h (DEFINE_var): Use parentheses around argument varname__
5808 in macro body to avoid any unintended subsequent substitutions.
5809
7198066b
ILT		 58102010-01-10 Ian Lance Taylor <iant@google.com>
5811
ba4d53bf
ILT		 5812 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5813 candidates before doing symbol resolution.
5814
7198066b
ILT		 5815 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5816 ODR candidates if only one is weak.
5817
a2beed37
ILT		 58182010-01-08 Ian Lance Taylor <iant@google.com>
5819
5820 * script.cc (Version_script_info::build_expression_list_lookup):
5821 Don't warn about ambiguous version, just record the ambiguity.
5822 (Version_script_info::get_symbol_version_helper): Give error if
5823 version is ambiguous.
5824
2fb7225c
DK		 58252010-01-08 Doug Kwan <dougkwan@google.com>
5826
5827 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5828 prev_data_size_ and prev_addralign_. Remove initializer for
5829 deleted data member has_been_changed_.
5830 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5831 to determine if the table is empty.
5832 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5833 Remove.
5834 (Stub_table::add_reloc_stub): Define method in class definition
5835 instead of just declaring it there.
5836 (Stub_table::add_cortex_a8_stub): New method definition.
5837 (Stub_table::update_data_size_and_addralign): Ditto.
5838 (Stub_table::finalize_stubs): Ditto.
5839 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5840 (Stub_table::do_addralign_): Return address alignment in the
5841 (Stub_table::do_reset_address_and_file_offset): Define method in
5842 class definition instead of declaring it there. Set current data
5843 size to be the data size of the previous pass.
5844 (Stub_table::set_final_data_size): Use current data size as the
5845 final data size.
5846 (Stub_table::relocate_stub): Change parameter type of stub from
5847 Reloc_stub pointer to Stub pointer.
5848 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5849 (Stub_table::Cortex_a8_stub_list): New typedef.
5850 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5851 Stub_table::prev_addralign_): New data member.
5852 (Arm_relobj::Arm_relobj): Initialize data member
5853 section_has_cortex_a8_workaround_.
5854 (Arm_relobj::section_has_cortex_a8_workaround,
5855 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5856 definitions.
5857 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5858 declarations.
5859 (Target_arm::relocate_stub): Change parameter type of stub from
5860 Reloc_stub pointer to Stub pointer.
5861 (Insn_template::size, Insn_template::alignment): Handle
5862 THUMB16_SPECIAL_TYPE.
5863 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5864 Stub_table::update_data_size_and_addralign,
5865 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5866 definitions.
5867 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5868 (Stub_table::do_write): Ditto.
5869 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5870
880cd20d
ILT		 58712010-01-08 Ian Lance Taylor <iant@google.com>
5872
5873 PR 11108
5874 * symtab.h (class Symbol): Remove fields is_target_special_ and
5875 has_plt_offset_. Add field is_defined_in_discarded_section_.
5876 (Symbol::is_defined_in_discarded_section): New function.
5877 (Symbol::set_is_defined_in_discarded_section): New function.
5878 (Symbol::has_plt_offset): Rewrite.
5879 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5880 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5881 Don't initialize is_target_special_ or has_plt_offset_.
5882 Initialize is_defined_in_discarded_section_.
5883 (Symbol_table::add_from_relobj): If appropriate, set
5884 is_defined_in_discarded_section.
5885 * resolve.cc (Symbol::override_base_with_special): Don't test
5886 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5887 * target-reloc.h (relocate_section): Do special handling for
5888 symbols defined in discarded sections for global symbols as well
5889 as local symbols.
5890
2703e3eb
ILT		 58912010-01-08 Ian Lance Taylor <iant@google.com>
5892
5893 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5894 the SHT_SYMTAB case.
5895
339d40a3
ILT		 58962010-01-08 Ian Lance Taylor <iant@google.com>
5897
5898 * object.cc (Sized_relobj::do_layout): Don't get confused if
5899 layout_eh_frame returns NULL.
5900
abecea76
ILT		 59012010-01-08 Ian Lance Taylor <iant@google.com>
5902
5903 PR 11084
5904 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5905 dynamic symbol table, use the normal symbol table.
5906 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5907 symbol table.
5908
6b7dd3f3
ILT		 59092010-01-08 Ian Lance Taylor <iant@google.com>
5910
5911 PR 11072
5912 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5913 sections.
5914
36c50e63
L		 59152010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5916
5917 * version.cc (print_version): Change to "Copyright 2010".
5918
e291e7b9
ILT		 59192010-01-08 Ian Lance Taylor <iant@google.com>
5920
5921 PR 10287
5922 PR 11063
5923 * i386.cc (class Target_i386): Change return type of plt_section
5924 to be non-const.
5925 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5926 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5927 tls_desc_rel_ field.
5928 (Output_data_plt_i386::rel_tls_desc): New function.
5929 (Target_i386::rel_tls_desc_section): New function.
5930 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5931 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5932 R_386_TLS_DESC reloc in rel_tls_desc_section.
5933 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5934 Define struct Tlsdesc_info.
5935 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5936 (Target_x86_64::do_reloc_symbol_index): New function.
5937 (Target_x86_64::add_tlsdesc_info): New function.
5938 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5939 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5940 tlsdesc_rel_ field.
5941 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5942 all callers.
5943 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5944 (Target_x86_64::rela_tlsdesc_section): New function.
5945 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5946 handling.
5947 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5948 (Target_x86_64::do_reloc_addend): New function.
5949 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5950 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5951 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5952 (Output_reloc::type): New function.
5953 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5954 (Output_reloc::is_target_specific): New function.
5955 (Output_reloc::target_arg): New function.
5956 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5957 absolute relocs and target specific relocs.
5958 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5959 add_target_specific.
5960 (class Output_data_reloc) [SHT_RELA]: Likewise.
5961 * output.cc (Output_reloc::Output_reloc): Add four new versions
5962 for absolute relocs and target specific relocs.
5963 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5964 (Output_reloc::get_symbol_index): Likewise.
5965 (Output_reloc::local_section_offset): Check that local_sym_index_
5966 is not TARGET_CODE or 0.
5967 (Output_reloc::symbol_value): Likewise.
5968 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5969 reloc.
5970 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5971 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5972 functions.
5973 * layout.cc (add_target_dynamic_tags): Use output section for
5974 DT_PLTRELSZ and DT_JMPREL.
5975
3a44184e
ILT		 59762010-01-07 Ian Lance Taylor <iant@google.com>
5977
5978 PR 11061
5979 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5980 function.
5981 (class Output_data_reloc_generic): Define.
5982 (class Output_data_reloc_base): Change base class to
5983 Output_data_reloc_generic. Change add() method to call
5984 bump_relative_reloc_count for a relative reloc. Remove
5985 sort_relocs_ field.
5986 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5987 to sort_relocs().
5988 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5989 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5990 appropriate.
5991 * layout.h (class Layout): Update declaration.
5992
ea715a34
ILT		 59932010-01-07 Ian Lance Taylor <iant@google.com>
5994
5995 * output.h (class Output_data): Add const version of
5996 output_section and do_output_section.
5997 (class Output_section_data): Add const version of
5998 do_output_section.
5999 (class Output_section): Likewise.
6000 * layout.cc (Layout::add_target_dynamic_tags): New function.
6001 * layout.h (class Layout): Update declarations.
6002 * arm.cc (Target_arm::do_finalize_sections): Use
6003 add_target_dynamic_tags.
6004 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6005 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6006 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6007 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6008
659948a4
ILT		 60092010-01-07 Ian Lance Taylor <iant@google.com>
6010
6011 PR 11042
6012 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6013 object as needed.
6014
9d3b86f6
ILT		 60152010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6016 Ian Lance Taylor <iant@google.com>
6017
6018 PR 11019
6019 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6020 Xindex::read_symtab_xindex.
6021
bb0d3eb0
DK		 60222010-01-07 Doug Kwan <dougkwan@google.com>
6023
6024 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6025 (Insn_template::thumb16_bcond_insn): New method declaration.
6026 (Insn_template): Fix spelling.
6027 (Stub::thumb16_special): New method declaration.
6028 (Stub::do_write): Define virtual method which was previously pure
6029 virtual.
6030 (Stub::do_thumb16_special): New method declaration.
6031 (Stub::do_fixed_endian_write): New template member.
6032 (Reloc_stub::do_write): Remove.
6033 (Reloc_stub::do_fixed_endian_write): Remove.
6034 (Cortex_a8_stub): New class definition.
6035 (Stub_factory::make_cortex_a8_stub): New method definition.
6036 (Stub_factory::Stub_factory): Add missing static storage class
6037 qualifier for elf32_arm_stub_a8_veneer_blx.
6038
ffeef7df
ILT		 60392010-01-07 Ian Lance Taylor <iant@google.com>
6040
dc3f80fe
ILT		 6041 PR 10980
6042 * options.h (class General_options): Add --warn-unresolved-symbols
6043 and --error-unresolved-symbols.
6044 * errors.cc (Errors::undefined_symbol): Implement
6045 --warn-unresolved-symbols.
6046
ffeef7df
ILT		 6047 * options.h (class General_options): Add -z text and -z textoff.
6048 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6049
f1ec9ded
ST		 60502010-01-06 Sriraman Tallam <tmsriram@google.com>
6051
6052 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6053 (Garbage_collection::cident_sections): New function.
6054 (Garbage_collection::add_cident_section): New function.
6055 (Garbage_collection::cident_sections_): New member.
6056 (gc_process_relocs): Add references to sections whose names are C
6057 identifiers.
6058 * gold.h (cident_section_start_prefix): New constant.
6059 (cident_section_stop_prefix): New constant.
6060 (is_cident): New function.
6061 * layout.cc (Layout::define_section_symbols): Replace string constants
6062 with the newly defined constants.
6063 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6064 C identifiers.
6065 * testsuite/Makefile.am: Add gc_orphan_section_test.
6066 * testsuite/Makefile.in: Regenerate.
6067 * testsuite/gc_orphan_section_test.cc: New file.
6068 * testsuite/gc_orphan_section_test.sh: New file.
6069
6eda8c29
ILT		 60702010-01-06 Ian Lance Taylor <iant@google.com>
6071
b9674e17
ILT		 6072 PR 10980
6073 * options.h (class General_options): Add --warn-shared-textrel.
6074 * layout.cc (Layout::finish_dynamic_section): Implement
6075 --warn-shared-textrel.
6076
6eda8c29
ILT		 6077 PR 10980
6078 * options.h (class General_options): Add --warn-multiple-gp.
6079
32dcd44e
ILT		 60802010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6081
6082 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6083 $(THREADSLIB) and $(LIBDL).
6084 * Makefile.in: Rebuild.
6085
a192ba05
ILT		 60862010-01-06 Ian Lance Taylor <iant@google.com>
6087
6088 PR 10980
6089 * options.cc (General_options::parse_section_start): New function.
6090 (General_options::section_start): New function.
6091 (General_options::General_options): Initialize all members.
6092 * options.h: Include <map>
6093 (class General_options): Add --section-start. Add section_starts_
6094 member.
6095 * layout.cc (Layout::attach_allocated_section_to_segment): If
6096 --section-start was used, set the address of the segment. Remove
6097 local sort_sections.
6098 (Layout::relaxation_loop_body): If the address of the load segment
6099 has been set by --section-start, don't use it.
6100 * output.h (Output_segment::update_flags_for_output_section): New
6101 function.
6102 * output.cc (Output_segment::add_output_section): Call
6103 update_flags_for_output_section.
6104
dde3f402
ILT		 61052010-01-05 Ian Lance Taylor <iant@google.com>
6106
62dfdd4d
ILT		 6107 PR 10980
6108 * options.h (class General_options): Add --undefined-version.
6109 * script.cc (struct Version_expression): Add was_matched_by_symbol
6110 field.
6111 (Version_script_info::matched_symbol): New function.
6112 (Version_script_info::get_symbol_version_helper): Call
6113 matched_symbol.
6114 (Version_script_info::check_unmatched_names): New function.
6115 * script.h (class Version_script_info): Update declarations.
6116 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6117
9c4ae156
ILT		 6118 * options.h (class General_options): Use DEFINE_bool_alias for
6119 allow_multiple_definition.
6120 * resolve.cc (Symbol_table::should_override): Don't test
6121 allow_multiple_definition.
6122
dde3f402
ILT		 6123 PR 10980
6124 * options.h (class General_options): Add --cref.
6125 * main.cc (main): Print cref table if --cref. Don't close mapfile
6126 until after printing cref table.
6127 * cref.cc: Include "symtab.h".
6128 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6129 (Cref_table_compare::operator()): New function.
6130 (Cref_inputs::gather_cref): New function.
6131 (filecol): New static const.
6132 (Cref_inputs::print_cref): New function.
6133 (Cref::print_cref): New function.
6134 * cref.h: Include <cstdio>.
6135 (class Cref): Update declarations.
6136 * mapfile.h (Mapfile::file): New function.
6137 * object.h (class Object): Define Symbols. Declare virtual
6138 do_get_global_symbols.
6139 (Object::get_global_symbols): New function.
6140 * object.cc (Input_objects::add_object): Pass object to cref_ if
6141 --cref.
6142 (Input_objects::archive_start): Likewise.
6143 (Input_objects::archive_stop): Likewise.
6144 (Input_objects::print_cref): New function.
6145 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6146 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6147 --cref.
6148 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6149 function.
6150 * plugin.h (class Sized_pluginobj): Update declarations.
6151
8781f709
ILT		 61522010-01-05 Ian Lance Taylor <iant@google.com>
6153
6154 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6155 to is_default_version. Rename insdef to insdefault.
6156 (Symbol_table::add_from_relobj): Rename def to is_default_version
6157 and local to is_forced_local.
6158 (Symbol_table::add_from_pluginobj): Likewise.
6159 (Symbol_table::add_from_dynobj): Likewise.
6160 (Symbol_table::define_special_symbol): Rename insdef to
6161 insdefault.
6162
fe35d28d
ILT		 61632010-01-04 Ian Lance Taylor <iant@google.com>
6164
30bc8c46
ILT		 6165 PR 10980
6166 * options.h (class General_options): Add
6167 --allow-multiple-definition and -z muldefs.
6168 * resolve.cc (Symbol_table::should_override): Don't warn about a
6169 multiple symbol definition if --allow-multiple-definition or -z
6170 muldefs.
6171
7eaea549
ILT		 6172 PR 10980
6173 * options.h (class General_options): Add --add-needed and
6174 --copy-dt-needed-entries. Tweak --as-needed help entry.
6175 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6176 error if --copy-dt-needed-entries aka --add-needed is used and
6177 would cause a change in behaviour.
6178
fe35d28d
ILT		 6179 PR 10980
6180 * options.h (class General_options): Add -G as a short version of
6181 --shared. Add no-op options -assert, -g, and -i.
6182
55a2bb35
ST		 61832010-01-04 Sriraman Tallam <tmsriram@google.com>
6184
6185 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6186 check for .text or .gnu.linkonce.t sections.
6187 * icf.cc (Icf::find_identical_sections): Ditto.
6188 Change the detection for mangled function name within the section
6189 name.
6190 * icf.h (is_section_foldable_candidate): New function.
6191
719328e1
ILT		 61922009-12-30 Ian Lance Taylor <iant@google.com>
6193
6194 PR 10980
6195 * options.h (class General_options): Permit two dashes with
6196 --retain-symbols-file.
6197
d7bb5745
ILT		 61982009-12-30 Ian Lance Taylor <iant@google.com>
6199
403a15dd
ILT		 6200 PR 10979
6201 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6202 don't put the file header and segment headers in the text
6203 segment.
6204
eda294df
ILT		 6205 PR 10979
6206 * common.cc (Sort_commons::operator()): Stabilize sort when both
6207 entries are NULL.
6208 (Symbol_table::do_allocate_commons_list): When allocating common
6209 symbols, skip a symbol which is no longer common.
6210 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6211 an object before checking its type.
6212 * testsuite/common_test_2.c: New file.
6213 * testsuite/common_test_3.c: New file.
6214 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6215 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6216 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6217 (common_test_2_pic.o, common_test_2.so): New targets.
6218 (common_test_3_pic.o, common_test_3.so): New targets.
6219 * testsuite/Makefile.in: Rebuild.
6220
d7bb5745
ILT		 6221 PR 10979
6222 * script.cc (read_input_script): If we see a new SECTIONS clause,
6223 and we have added an input section, give an error.
6224 * layout.h (class Layout): Add have_added_input_section function.
6225 Add have_added_input_section_ field.
6226 * layout.cc (Layout::Layout): Initialize
6227 have_added_input_section_.
6228 (Layout::layout): Set have_added_input_section_.
6229 (Layout::layout_eh_frame): Likewise.
6230
fc59c572
ILT		 62312009-12-30 Ian Lance Taylor <iant@google.com>
6232
6233 PR 10931
6234 * options.h (class General_options): Add --sort-common option.
6235 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6236 * common.cc (Sort_common): Add sort_order parameter to
6237 constructor. Add sort_order_ field.
6238 (Sort_commons::operator): Check sort_order_.
6239 (Symbol_table::allocate_commons): Determine the sort order.
6240 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6241 Change all callers.
6242 (Symbol_table::do_allocate_commons_list): Likewise.
6243
1c74fab0
ILT		 62442009-12-30 Ian Lance Taylor <iant@google.com>
6245
6246 PR 10916
6247 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6248 symbols from this object, don't change the visibility of an
6249 undefined symbol.
6250 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6251
6affe781
ILT		 62522009-12-30 Ian Lance Taylor <iant@google.com>
6253
6254 PR 10861
6255 * script.h (class Version_script_info): Define Language enum.
6256 Update declarations. Define Glob, Exact, and Lookup types. Add
6257 new fields globals_, locals_, and is_finalized_.
6258 * script.cc: Various formatting fixes.
6259 (class Parser_closure): Change language_stack_ from a vector of
6260 std::string to one of Version_script_info::Language. Adjust all
6261 uses accordingly.
6262 (class Lazy_demangler): Remove.
6263 (struct Version_expression): Change language from std::string to
6264 Version_script_info::Language.
6265 (Version_script_info::Version_script_info): New function.
6266 (Version_script_info::~Version_script_info): Don't call clear.
6267 (Version_script_info::finalize): New function.
6268 (Version_script_info::build_lookup_tables): New function.
6269 (Version_script_info::build_expression_list_lookup): New
6270 function.
6271 (Version_script_info::get_symbol_version_helper): Rewrite to use
6272 lookup tables.
6273 (Version_script_info::print_expression_list): Adjust to use
6274 Version_script_info::Language.
6275 (script_push_lex_into_version_mode): Check that the version script
6276 has not been finalized.
6277 (version_script_push_lang): Change language string to
6278 Version_script_info::Language.
6279 * options.cc (Command_line::version_script): New function.
6280 * options.h (class General_options): Add finalize_dynamic_list
6281 function. Change version_script from declaration to definition.
6282 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6283 * testsuite/version_script.map: Remove duplicate def of foo.
6284 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6285 version_script.map.
6286 * testsuite/Makefile.in: Rebuild.
6287
818bf354
ILT		 62882009-12-30 Ian Lance Taylor <iant@google.com>
6289
6290 PR 10843
6291 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6292 if the input symbol index is 0, make the output symbol index 0.
6293
ebcc8304
ILT		 62942009-12-30 Ian Lance Taylor <iant@google.com>
6295
6296 PR 10670
6297 * options.h (class General_options): Add -x/--discard-all.
6298 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6299 --discard-all. If the local symbol needs a dynamic entry, check
6300 that before handling --discard-locals.
6301
176fe33f
ILT		 63022009-12-30 Ian Lance Taylor <iant@google.com>
6303
bb321bb1
ILT		 6304 PR 10450
6305 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6306 flags to PF_R.
6307 (Output_segment::add_output_section): Don't change the flags if
6308 the type is PT_TLS.
6309
176fe33f
ILT		 6310 PR 10450
6311 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6312 GNU hash table if they need a dynamic value. Otherwise, don't add
6313 them if they are defined in a dynamic object or are forced local.
6314
e8cd95c7
ILT		 63152009-12-29 Ian Lance Taylor <iant@google.com>
6316
1b81fb71
ILT		 6317 PR 10450
6318 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6319 .gnu.hash table for a 32-bit target.
6320
8d6d383d
ILT		 6321 PR 10450
6322 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6323 regular and a dynamic object only needs a dynamic symbol table
6324 entry if it is externally visible.
6325
e785ec03
ILT		 6326 PR 10450
6327 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6328 constructor. Add global_offset_table_ field.
6329 (Target_i386::got_section): Set global_offset_table_.
6330 (Target_i386::do_finalize_sections): Set global_offset_table_
6331 size.
6332 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6333 in constructor. Add global_offset_table_ field.
6334 (Target_x86_64::got_section): Set global_offset_table_.
6335 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6336 size.
6337
1a2dff53
ILT		 6338 * layout.cc (Layout::Layout): Initialize increase_relro_.
6339 (Layout::get_output_section): Add is_relro, is_last_relro, and
6340 is_first_non_relro parameters. Change all callers.
6341 (Layout::choose_output_section): Likewise.
6342 (Layout::add_output_section_data): Likewise.
6343 (Layout::make_output_section): Likewise.
6344 (Layout::set_segment_offsets): Clear increase_relro when using a
6345 linker script.
6346 * layout.h (class Layout): Add increase_relro method. Add
6347 increase_relro_ field. Update declarations.
6348 * output.cc (Output_section::Output_section): Initialize
6349 is_last_relro_ and is_first_non_relro_.
6350 (Output_segment::add_output_section): Group relro sections is
6351 do_sort is true. Handle is_last_relro and is_first_non_relro.
6352 (Output_segment::maximum_alignment): Remove relro handling.
6353 (Output_segment::set_section_addresses): Add increase_relro
6354 parameter. Change all callers. Add initial alignment to align
6355 relro sections on separate page. Remove old relro handling.
6356 (Output_segment::set_section_list_addresses): Remove in_relro
6357 parameter. Change all callers.
6358 (Output_segment::set_offset): Add increase parameter. Change all
6359 callers. Remove old relro handling.
6360 * output.h (class Output_section): Add new methods: is_last_relro,
6361 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6362 Add is_last_relro_ and is_first_non_relro_ fields.
6363 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6364 Create separate .got.plt section. Call increase_relro.
6365 * x86_64.cc (Target_x86_64::got_section): Likewise.
6366 * testsuite/relro_script_test.t: Add .got.plt.
6367
f0ba79e2
ILT		 6368 PR 10450
6369 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6370 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6371 (Layout::finalize): Call set_dynamic_symbol_size.
6372 (Layout::set_dynamic_symbol_size): New function.
6373 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6374 set_dynamic_symbol_size.
6375
e8cd95c7
ILT		 6376 PR 10450
6377 * output.h (class Output_section): Add is_entsize_zero_ field.
6378 * output.cc (Output_section::Output_section): Initialize
6379 is_entsize_zero_.
6380 (Output_section::set_entsize): If two different entsizes are
6381 requested, force it to zero.
6382 (Output_section::add_input_section): Set flags for .debug_str
6383 before updating section flags. Set entsize.
6384 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6385 and SHF_STRING if all input sections have those flags.
6386
3e1b9a8a
RÁE		 63872009-12-29 Rafael Espindola <espindola@google.com>
6388
6389 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 6390 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6391 reporting.
3e1b9a8a 6392
3dcad376
ST		 63932009-12-29 Sriraman Tallam <tmsriram@google.com>
6394
6395 * options.cc (General_options::parse_version): Allow -v to exit
6396 without an error if there is nothing to link.
6397
084e2665
ILT		 63982009-12-29 Ian Lance Taylor <iant@google.com>
6399
6400 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6401 using a version of gcc before 4.1.
6402 * configure: Rebuild.
6403
250acde3
CD		 64042009-12-28 Chris Demetriou <cgd@google.com>
6405
6406 * attributes.cc (Output_attributes_section_data::do_write): Use
6407 std::vector::front rather than std::vector::data.
6408
99fff23b
ILT		 64092009-12-28 Ian Lance Taylor <iant@google.com>
6410
6411 * symtab.h (class Symbol_table): Add enum Defined.
6412 * resolve.cc (Symbol_table::should_override): Add defined
6413 parameter. Change all callers. Test whether object is NULL
6414 before calling a method on it.
6415 (Symbol_table::report_resolve_problem): Add defined parameter.
6416 Change all callers.
6417 (Symbol_table::should_override_with_special): Likewise.
6418 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6419 parameter. Change all callers.
6420 (Symbol_table::do_define_in_output_data): Likewise.
6421 (Symbol_table::define_in_output_segment): Likewise.
6422 (Symbol_table::do_define_in_output_segment): Likewise.
6423 (Symbol_table::define_as_constant): Likewise.
6424 (Symbol_table::do_define_as_constant): Likewise.
6425 * script.h (class Symbol_assignment): Add is_defsym parameter to
6426 constructor; change all callers.
6427 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6428 parameter. Change all callers. Add is_defsym_ field.
6429 (class Parser_closure): Add parsing_defsym parameter to
6430 constructor; change all callers. Add parsing_defsym accessor
6431 function. Add parsing_defsym_ field.
6432
556bd683
ILT		 64332009-12-28 Ian Lance Taylor <iant@google.com>
6434
6435 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 6436 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 6437
1782c879
ILT		 64382009-12-23 Ian Lance Taylor <iant@google.com>
6439
6440 * i386.cc (Target_i386::do_calls_non_split): Recognize
6441 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 6442 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6443 -fsplit-stack prologue when using %r11.
1782c879 6444
329ca2b1
ST		 64452009-12-21 Sriraman Tallam <tmsriram@google.com>
6446
6447 * options.cc (General_options::parse_version): Make -v continue and do
6448 the link like GNU ld does.
6449
d675ff46
RÁE		 64502009-12-17 Rafael Avila de Espindola <espindola@google.com>
6451
6452 * Makefile.am (CCFILES): Add timer.cc.
6453 (HFILES): Add timer.h.
6454 * configure.ac: Check for sysconf and times.
6455 * main.cc: include timer.h.
6456 (main): Use Timer instead of get_run_time.
6457 * timer.cc: New.
6458 * timer.h: New.
6459 * workqueue.cc: include timer.h.
6460 (Workqueue::find_and_run_task):
6461 Report user, sys and wall time.
6462 * Makefile.in: Regenerate.
6463 * config.in: Regenerate.
6464 * configure: Regenerate.
6465
d6344fb5
DK		 64662009-12-16 Doug Kwan <dougkwan@google.com>
6467
6468 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6469 sections.
6470 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6471 relaxed input sections.
6472 * output.cc (Output_section::find_relaxed_input_section): Change
6473 return type to Output_relaxed_input_section pointer. Adjust code
6474 for new type of relaxed_input_section_map_.
6475 * output.h (Output_section::find_relaxed_input_section): Change
6476 return type to Output_relaxed_input_section pointer.
6477 (Output_section::Output_relaxed_input_section_by_input_section_map):
6478 New type.
6479 (Output_section::relaxed_input_section_map_): Change type to
6480 Output_section::Output_relaxed_input_section_by_input_section_map.
6481 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6482 input section.
6483
0e0d5469
ILT		 64842009-12-15 Ian Lance Taylor <iant@google.com>
6485
6486 * layout.cc (Layout::create_shstrtab): Only write out after input
6487 sections if we are compressing debug sections.
6488
0649a889
ILT		 64892009-12-15 Ian Lance Taylor <iant@google.com>
6490
6491 * archive.cc (Archive::add_symbols): Only look up a symbol without
6492 a version if there is, in fact, a version.
6493
2ea97941
ILT		 64942009-12-14 Ian Lance Taylor <iant@google.com>
6495
6496 Revert -Wshadow changes, all changes from:
6497 2009-12-11 Doug Kwan <dougkwan@google.com>
6498 2009-12-11 Nick Clifton <nickc@redhat.com>
6499 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6500
b0eec2cc
DK		 65012009-12-11 Doug Kwan <dougkwan@google.com>
6502
6503 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6504 due to -Wshadow.
6505 * attributes.cc (Object_attribute::size): Ditto.
6506 (Attributes_section_data::size): Ditto.
6507 (Attributes_section_data::Attributes_section_data): Ditto.
6508 (Output_attributes_section_data::do_write): Ditto.
6509 * attributes.h (Object_attribute::set_type): Ditto.
6510 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6511
91d6fa6a
NC		 65122009-12-11 Nick Clifton <nickc@redhat.com>
6513
6514 * archive.cc: Fix shadowed variable warnings.
6515 * arm.cc: Likewise.
6516 * compressed_output.cc: Likewise.
6517 * compressed_output.h: Likewise.
6518 * configure: Likewise.
6519 * dwarf_reader.cc: Likewise.
6520 * dynobj.cc: Likewise.
6521 * dynobj.h: Likewise.
6522 * ehframe.cc: Likewise.
6523 * ehframe.h: Likewise.
6524 * errors.cc: Likewise.
6525 * expression.cc: Likewise.
6526 * fileread.cc: Likewise.
6527 * fileread.h: Likewise.
6528 * freebsd.h: Likewise.
6529 * i386.cc: Likewise.
6530 * icf.cc: Likewise.
6531 * incremental.h: Likewise.
6532 * layout.cc: Likewise.
6533 * layout.h: Likewise.
6534 * mapfile.cc: Likewise.
6535 * merge.cc: Likewise.
6536 * merge.h: Likewise.
6537 * object.cc: Likewise.
6538 * object.h: Likewise.
6539 * options.h: Likewise.
6540 * output.cc: Likewise.
6541 * output.h: Likewise.
6542 * parameters.cc: Likewise.
6543 * plugin.cc: Likewise.
6544 * powerpc.cc: Likewise.
6545 * reduced_debug_output.cc: Likewise.
6546 * reduced_debug_output.h: Likewise.
6547 * reloc.cc: Likewise.
6548 * reloc.h: Likewise.
6549 * resolve.cc: Likewise.
6550 * script-sections.cc: Likewise.
6551 * script.cc: Likewise.
6552 * script.h: Likewise.
6553 * sparc.cc: Likewise.
6554 * symtab.cc: Likewise.
6555 * symtab.h: Likewise.
6556 * target-select.cc: Likewise.
6557 * target-select.h: Likewise.
6558 * token.h: Likewise.
6559 * workqueue.cc: Likewise.
6560 * workqueue.h: Likewise.
6561 * x86_64.cc: Likewise.
6562
a0351a69
DK		 65632009-12-10 Doug Kwan <dougkwan@google.com>
6564
6565 * arm.cc (attributes.h): New include.
6566 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6567 (Arm_relobj::~Arm_relobj): Delete object pointed by
6568 attributes_section_data_.
6569 (Arm_relobj::attributes_section_data): New method definition.
6570 (Arm_relobj::attributes_section_data_): New data member declaration.
6571 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6572 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6573 attributes_section_data_.
6574 (Arm_dynobj::attributes_section_data): New method definition.
6575 (Arm_dynobj::attributes_section_data_): New data member declaration.
6576 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6577 initialization value of may_use_blx_ to false.
6578 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6579 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6580 object attributes to compute results instead of hard-coding.
6581 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6582 Target_arm::get_secondary_compatible_arch,
6583 Target_arm::set_secondary_compatible_arch
6584 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6585 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6586 New method declarations.
6587 (Target_arm::get_aeabi_object_attribute): New method definition.
6588 (Target_arm::attributes_section_data_): New data member declaration.
6589 (read_arm_attributes_section): New template definition.
6590 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6591 (Arm_dynobj::do_read_symbols): Ditto.
6592 (Target_arm::do_finalize_sections): Merge attributes sections from
6593 input. Check for BLX use after attributes section merging.
6594 Fix __exidx_start and __exidx_end visibility. Create an
6595 .ARM.attributes section if necessary.
6596 (Target_arm::get_secondary_compatible_arch,
6597 Target_arm::set_secondary_compatible_arch,
6598 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6599 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
e1df38aa 6600 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
a0351a69
DK		 6601 New method definitions.
6602
b59befec
ILT		 66032009-12-09 Ian Lance Taylor <iant@google.com>
6604
6605 * plugin.cc (Plugin::load): Don't cast from void* to a function
6606 pointer.
6607
1276bc89
ILT		 66082009-12-09 Ian Lance Taylor <iant@google.com>
6609
6610 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6611 information fields.
6612
2f2de248
L		 66132009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6614
6615 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6616 Replace two_file_shared_1.so with two_file_shared_2.so.
6617 * testsuite/Makefile.in: Regenerated.
6618
4f787271
DK		 66192009-12-08 Doug Kwan <dougkwan@google.com>
6620
6621 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6622 (HFILES): Add attributes.h and int_encoding.h.
6623 * Makefile.in: Regenerate.
6624 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6625 function definitions to int_encoding.cc
6626 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6627 prototypes to int_encoding.h
6628 * reduced_debug_output.cc (int_encoding.h): New include.
6629 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6630 function definitions to int_encoding.cc
6631 (insert_into_vector, read_from_pointer): Move template definitions to
6632 int_encoding.h
6633 * attributes.cc: New file.
6634 * attributes.h: New file.
6635 * int_encoding.cc: New file.
6636 * int_encoding.h: New file.
6637
20b52f1a
RÁE		 66382009-12-07 Rafael Avila de Espindola <espindola@google.com>
6639
6640 PR gold/11055
6641 * incremental-dump.cc (dump_incremental_inputs): New.
6642 (main): Use dump_incremental_inputs.
6643
53d7974c
L		 66442009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6645
6646 PR gold/10893
6647 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6648 checking elfcpp::STT_FUNC.
6649 (Target_i386::Relocate::relocate): Likewise.
6650 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6651
6652 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6653 symbols from shared libraries into normal FUNC symbols.
6654
6655 * symtab.h (Symbol): Add is_func and use it.
6656
05a352e6
DK		 66572009-12-05 Doug Kwan <dougkwan@google.com>
6658
6659 * arm.cc (Target_arm::arm_info): Initialize new fields
6660 attributes_section and attributes_vendor.
6661 * i386.cc (Target_i386::i386_info): Same.
6662 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6663 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6664 fields attributes_section and attributes_vendor.
53d7974c 6665 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 6666 * target.h (Target::attributes_section, Target::attributes_vendor,
6667 Target::is_attributes_section, Target::attribute_arg_type,
6668 Target::attributes_order): New method definitions.
6669 (Target::Target_info::attributes_section,
6670 Target::Target_info::attributes_vendor): New fields.
6671 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6672 virtual method definitions.
6673 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6674 attributes_section and attributes_vendor.
6675 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6676
f4e5969c
DK		 66772009-12-05 Doug Kwan <dougkwan@google.com>
6678
6679 * arm.cc: Update comments about interworking and stub generation.
6680 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6681 considered as non-PIC.
6682 (Arm_relocate_functions::base_abs): Fix formatting.
6683 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6684 of function to use GOT entry address instead of offset.
6685 (Target_arm::Scan::global): Issue an error if a symbol would need a
6686 PLT does not get one because it is untyped. Remove code to create
6687 dynamic symbols for relative branches.
6688 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6689 takes unsigned integer instead of boolean.
6690
1abce4a6
L		 66912009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6692
6693 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6694 (two_file_test_LDADD): Likewise.
6695 (common_test_1_LDADD): Likewise.
6696 (exception_test_LDADD) Likewise.
6697 (weak_test_LDADD): Likewise.
6698 (many_sections_test_LDADD): Likewise.
6699 (initpri1_LDADD): Likewise.
6700 (script_test_1_LDADD): Likewise.
6701 (script_test_2_LDADD): Likewise.
6702 (justsyms_LDADD): Likewise.
6703 (binary_test_LDADD): Likewise.
6704 (large_LDADD): Likewise.
6705 * testsuite/Makefile.in: Regenerated.
6706
adcf2816 67072009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 6708
adcf2816
L		 6709 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6710 (Symbol_table::override_with_special): Likewise.
6711 (Symbol_table::add_from_object): Likewise.
6712
28e67f5d
RÁE		 67132009-12-04 Rafael Avila de Espindola <espindola@google.com>
6714
6715 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6716 Don't set the data_offset twice.
6717
ae10a101
RÁE		 67182009-12-04 Rafael Avila de Espindola <espindola@google.com>
6719
6720 * testsuite/Makefile.in: Regenerate.
6721
f59f41f3
DK		 67222009-12-03 Doug Kwan <dougkwan@google.com>
6723
6724 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6725 (Target_arm::do_finalize_sections): Add parameter for symbol table
6726 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6727 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6728 parameter for symbol table pointer.
6729 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6730 an additional parameter for a pointer to symbol table.
6731 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6732 parameter for a symbol table pointer.
6733 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6734 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6735 Ditto.
6736 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6737 parameter for a symbol table pointer.
6738
ca55d848
RÁE		 67392009-12-03 Rafael Avila de Espindola <espindola@google.com>
6740
6741 * incremental.cc (Incremental_inputs_header)
6742 (Incremental_inputs_header_write, Incremental_inputs_entry)
6743 (Incremental_inputs_entry_write): Move ...
6744 * incremental.h (Incremental_inputs_header)
6745 (Incremental_inputs_header_write, Incremental_inputs_entry)
6746 (Incremental_inputs_entry_write): here.
6747
3aec4f9c
RÁE		 67482009-12-02 Rafael Avila de Espindola <espindola@google.com>
6749
6750 * incremental.cc (make_sized_incremental_binary): Set the target.
6751 Error if it is incompatible.
6752 * output.h (Output_file): Add filename method.
6753
9c0ae74d
RÁE		 67542009-12-02 Rafael Avila de Espindola <espindola@google.com>
6755
6756 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6757 from the get_* methods.
6758
a45500ae
RÁE		 67592009-12-02 Rafael Avila de Espindola <espindola@google.com>
6760
6761 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6762 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6763 Write 0 for the data_offset of scripts.
6764
325e6408
RÁE		 67652009-12-02 Rafael Avila de Espindola <espindola@google.com>
6766
6767 * testsuite/Makefile.am: Add the incremental_test.sh test.
6768 * testsuite/incremental_test.sh: New.
6769 * testsuite/incremental_test_1.c: New.
6770 * testsuite/incremental_test_2.c: New.
6771
954c3e2e
RÁE		 67722009-12-01 Rafael Avila de Espindola <espindola@google.com>
6773
6774 * incremental-dump.cc (main): Fix typos.
6775
f8086623
RÁE		 67762009-11-27 Rafael Avila de Espindola <espindola@google.com>
6777
6778 PR gold/11025
6779 * incremental-dump.cc (main): Use llu to print 64 bit values.
6780
3b0dd6ac
L		 67812009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6782 H.J. Lu <hongjiu.lu@intel.com>
6783
6784 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6785 $(LIBDL).
6786 (incremental_dump_LDADD): Likewise.
6787 * Makefile.in: Regenerated.
6788
a6d1ef57 67892009-11-25 Doug Kwan <dougkwan@google.com>
e1df38aa 6790
a6d1ef57
DK		 6791 Revert:
6792
6793 2009-11-25 Doug Kwan <dougkwan@google.com>
6794
6795 * arm.cc (Target_arm::Target_arm): Move method definition
6796 outside of class definition. Add code to handle
6797 --target1-rel, --target1-abs and --target2= options.
6798 (Target_arm::get_reloc_reloc_type): Change method to be
6799 non-static and const.
6800 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6801 New data member declaration.
6802 (Target_arm::Scan::local, Target_arm::Scan::global,
6803 Target_arm::Relocate::relocate,
6804 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6805 Adjust call to Target_arm::get_real_reloc_type.
6806 (Target_arm::get_real_reloc_type): Use command line options
6807 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6808 * options.h (--target1-rel, --target1-abs, --target2): New
6809 ARM-only options.
6810
50aeb7d4
DK		 68112009-11-25 Doug Kwan <dougkwan@google.com>
6812
6813 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6814 class definition. Add code to handle --target1-rel, --target1-abs
6815 and --target2= options.
6816 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6817 and const.
6818 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6819 member declaration.
6820 (Target_arm::Scan::local, Target_arm::Scan::global,
6821 Target_arm::Relocate::relocate,
6822 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6823 call to Target_arm::get_real_reloc_type.
6824 (Target_arm::get_real_reloc_type): Use command line options to
6825 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6826 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6827 options.
6828
51938283
DK		 68292009-11-25 Doug Kwan <dougkwan@google.com>
6830
6831 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6832 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6833 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6834 formatting.
6835 (Arm_relocate_functions::thm_call): Replace body with a call to
6836 Arm_relocate_functions::thumb_branch_common.
6837 (Arm_relocate_functions::thm_jump24,
6838 Arm_relocate_functions::thm_xpc22): New method definitions.
6839 (Arm_relocate_functions::thumb_branch_common): New method definition.
6840 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6841 operator.
6842 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6843 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6844
e2b8f3c4
RÁE		 68452009-11-24 Rafael Avila de Espindola <espindola@google.com>
6846
6847 * Makefile.am: Build incremental-dump
6848 * Makefile.in: Regenerate.
6849 * incremental-dump.cc: New.
6850 * incremental.cc (Incremental_inputs_header_data,
6851 Incremental_inputs_entry_data): Move to incremental.h
6852 * incremental.h: (Incremental_inputs_header_data,
6853 Incremental_inputs_entry_data): Move from incremental.cc
6854
bcba9aec
RÁE		 68552009-11-24 Rafael Avila de Espindola <espindola@google.com>
6856
6857 * incremental.cc (Incremental_inputs_header,
6858 Incremental_inputs_header_write, Incremental_inputs_entry,
6859 Incremental_inputs_entry_write): Add a typedef with the data type.
6860
7c3afe08
RÁE		 68612009-11-24 Rafael Avila de Espindola <espindola@google.com>
6862
6863 * incremental.cc (Incremental_inputs_header,
6864 Incremental_inputs_header_write, Incremental_inputs_entry,
6865 Incremental_inputs_entry_write): Update comment about which
6866 type has the filed descriptions.
6867
d204b6e9
DK		 68682009-11-15 Doug Kwan <dougkwan@google.com>
6869
6870 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6871 (Arm_relocate_functions::arm_branch_common): Change method defintion
6872 in class definition to a method declaration and update list of formal
6873 parameters.
6874 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6875 Arm_relocation_functions::jump24): Adjust call to
6876 Arm_relocate_functions::arm_branch_common. Update list of formal
6877 parameters.
6878 (Arm_relocate_functions::xpc25): New method definition.
6879 (Arm_relocate_functions::arm_branch_common): Move method defintion
6880 out from class definition. Use stubs for mode-switching and extending
6881 branch ranges.
6882 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6883 specially. Change code to enable use of stubs in ARM branches.
6884
43d12afe
DK		 68852009-11-10 Doug Kwan <dougkwan@google.com>
6886
6887 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6888 in method declaration.
6889 (Target_arm::relocate_stub): New method declaration.
6890 (Target_arm::default_target): Change to return a pointer instead of
6891 a const reference.
6892 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6893 Target_arm::default_target.
6894 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6895 method definition.
6896 (Target_arm::relocate_section): Adjust view.
6897 (Target_arm::relocate_stub): New method definition.
6898
ac33a407
DK		 68992009-11-10 Doug Kwan <dougkwan@google.com>
6900
6901 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6902 a format warning.
6903 * incremental.cc (open_incremental_binary): Initialized local
6904 variables to avoid warnings.
6905 * object.cc (make_elf_object): Ditto.
6906 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6907 a format warning.
e1df38aa 6908
88ee28e9
L		 6909009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6910
6911 PR gold/10930
6912 * testsuite/plugin_test.c: Include "config.h".
6913
2daedcd6
DK		 69142009-11-09 Doug Kwan <dougkwan@google.com>
6915
6916 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6917 (arm_symbol_value): Remove.
6918 (Arm_relocate_functions::arm_branch_common,
6919 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6920 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6921 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6922 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6923 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6924 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6925 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6926 Arm_relocate_functions::thm_mobw_abs_nc,
6927 Arm_relocate_functions::thm_mov_abs,
6928 Arm_relocate_functions::movw_prel_nc,
6929 Arm_relocate_functions::thm_movt_abs,
6930 Arm_relocate_functions::movt_prel,
6931 Arm_relocate_functions::thm_movw_prel_nc,
6932 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6933 (Target_arm::Relocate::relocate): Only decompose address into two
6934 parts if relocation type uses the thumb-bit and pass the actual
6935 bit instead of a flag indicating that the thumb-bit is used. Adjust
6936 calls to methods in Arm_relocate_functions for this change.
6937
1276bc89 69382009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 6939
6940 PR 10925
6941 * reloc.cc: Instantiate
6942 Sized_relobj::initialize_input_to_output_maps and
6943 Sized_relobj:free_input_to_output_maps.
6944
e53ad1b5
ILT		 69452009-11-06 Ian Lance Taylor <iant@google.com>
6946
6947 PR 10876
6948 * defstd.cc (in_segment): Set only_if_ref true for "end".
6949
eb44217c
DK		 69502009-11-06 Doug Kwan <dougkwan@google.com>
6951
6952 * arm.cc (class Reloc_stub): Correct a comment.
6953 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6954 (Target_arm::scan_section_for_stubs): New method declaration.
6955 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6956 Change methods from private to protected.
6957 (Target_arm::do_may_relax): New method definition.
6958 (Target_arm::do_relax, Target_arm::group_sections,
6959 Target_arm::scan_reloc_for_stub,
6960 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6961 (Target_arm::arm_input_section_map_): New data member declaration.
6962 (Target_arm::scan_reloc_for_stub,
6963 Target_arm::scan_reloc_section_for_stubs,
6964 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6965 Target_arm::do_relax): New method definitions.
6966
5d329b7d
ILT		 69672009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6968
6969 * configure.ac: Check for (struct stat)::st_mtim
6970 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6971 * config.in: Regenerate.
6972 * configure: Regenerate.
6973
96a0d71b
ILT		 69742009-11-05 Ian Lance Taylor <iant@google.com>
6975
6976 PR 10910
6977 * output.cc (Output_segment::add_output_section): Add missing
6978 return statement.
6979
594c8e5e
ILT		 69802009-11-04 Ian Lance Taylor <iant@google.com>
6981
6982 PR 10880
6983 * object.h (class Object): Add is_needed and set_is_needed
6984 methods. Add is_needed_ field. Make bool fields into bitfields.
6985 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6986 defined in a dynamic object and referenced by a regular object,
6987 set is_needed for the dynamic object.
6988 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6989 if the file is marked with as_needed and it is not needed.
6990
22b127cc
ILT		 69912009-11-04 Ian Lance Taylor <iant@google.com>
6992
6993 PR 10887
6994 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6995 tags if data is discarded by linker script.
6996 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6997 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6998 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6999 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7000
f5c870d2
ILT		 70012009-11-04 Ian Lance Taylor <iant@google.com>
7002
7003 * layout.cc (Layout::get_output_section): Add is_interp and
7004 is_dynamic_linker_section parameters. Change all callers.
7005 (Layout::choose_output_section): Likewise.
7006 (Layout::make_output_section): Likewise.
7007 (Layout::add_output_section_data): Add is_dynamic_linker_section
7008 parameter. Change all callers.
7009 * layout.h (class Layout): Update declarations.
7010 * output.h (class Output_section): Add is_interp, set_is_interp,
7011 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7012 Add is_interp_, is_dynamic_linker_section_ fields. Change
7013 generate_code_fills_at_write_ to a bitfield.
7014 * output.cc (Output_section::Output_sections): Initialize new
7015 fields.
7016 (Output_segment::add_output_section): Add do_sort parameter.
7017 Change all callers.
7018
1ae4d23b
ILT		 70192009-11-03 Ian Lance Taylor <iant@google.com>
7020
7021 PR 10860
7022 * options.h (class General_options): Add --warn-common.
7023 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7024 merging two common symbols.
7025 (Symbol_table::should_override): Handle --warn-common when merging
7026 a common symbol with a defined symbol. Use report_resolve_problem
7027 for multiple definitions.
7028 (Symbol_table::report_resolve_problem): New function.
7029 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7030
55da9579
DK		 70312009-11-03 Doug Kwan <dougkwan@google.com>
7032
7033 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7034 stub_factory_.
7035 (Target_arm::stub_factory): New method definition.
7036 (Target_arm::new_arm_input_section,
7037 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7038 Target_arm::reloc_uses_thumb_bit): New method declarations.
e1df38aa 7039 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
55da9579
DK		 7040 New type definitions.
7041 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7042 member declarations.
7043 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7044 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7045 New method definitions.
7046
37a9ac43
ILT		 70472009-11-03 Ian Lance Taylor <iant@google.com>
7048
7049 * options.h (class General_options): Add --warn_constructors.
7050
b3d6a3d4
ILT		 70512009-11-03 Ian Lance Taylor <iant@google.com>
7052
7053 PR 10893
7054 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7055 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7056
934b01dd
ILT		 70572009-11-03 Ian Lance Taylor <iant@google.com>
7058
7059 PR 10895
7060 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7061 --msgid-bugs-address.
7062 (install-pdf): New target.
7063 (install-data_yes): Look up one directory to find mkinstalldirs.
7064
03c1939b
L		 70652009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7066
7067 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7068 tree.
7069
ebd95253
DK		 70702009-10-30 Doug Kwan <dougkwan@google.com>
7071
7072 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7073
e9bbb538
DK		 70742009-10-30 Doug Kwan <dougkwan@google.com>
7075
7076 * arm.cc (Stub_addend_reader): New struct template definition
7077 and partial specializations.
7078 (Stub_addend_reader::operator()): New method definition for a
7079 partially specialized template.
7080
d5b40221
DK		 70812009-10-30 Doug Kwan <dougkwan@google.com>
7082
7083 * arm.cc (Arm_relobj::processor_specific_flags): New method
7084 definition.
7085 (Arm_relobj::do_read_symbols): New method declaration.
7086 (Arm_relobj::processor_specific_flags_): New data member declaration.
7087 (Arm_dynobj): New class definition.
7088 (Target_arm::do_finalize_sections): Add input_objects parameter.
7089 (Target_arm::do_adjust_elf_header): New method declaration.
7090 (Target_arm::are_eabi_versions_compatible,
7091 (Target_arm::merge_processor_specific_flags): New method declaration.
7092 (Target_arm::do_make_elf_object): New overloaded method definitions
7093 and declaration.
7094 (Arm_relobj::do_read_symbols): New method definition.
7095 (Arm_dynobj::do_read_symbols): Ditto.
7096 (Target_arm::do_finalize_sections): Add input_objects parameters.
7097 Merge processor-specific flags from all input objects.
7098 (Target_arm::are_eabi_versions_compatible,
7099 Target_arm::merge_processor_specific_flags,
7100 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7101 New method definitions.
7102 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7103 Input_objects pointer type parameter.
7104 * layout.cc (Layout::finalize): Pass input objects to target's.
7105 finalize_sections function.
7106 * output.cc (Output_file_header::do_sized_write): Set ELF file
7107 header's processor-specific flags.
7108 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7109 Input_objects pointer type parameter.
7110 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7111 * target.h (Input_objects): New forward class declaration.
7112 (Target::processor_specific_flags,
7113 Target::are_processor_specific_flags_sect): New method definitions.
7114 (Target::finalize_sections): Add input_objects parameter.
7115 (Target::Target): Initialize processor_specific_flags_ and
7116 are_processor_specific_flags_set_.
7117 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7118 parameter.
7119 (Target::set_processor_specific_flags): New method definition.
7120 (Target::processor_specific_flags_,
7121 Target::are_processor_specific_flags_set_): New data member
7122 declarations.
7123 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7124 Input_objects pointer type parameter.
7125
ebabffbd
DK		 71262009-10-30 Doug Kwan <dougkwan@google.com>
7127
7128 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7129
ad0f2072
ILT		 71302009-10-28 Ian Lance Taylor <iant@google.com>
7131
7132 * object.h (class Relobj): Drop options parameter from
7133 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7134 do_scan_relocs, do_relocate. Change all callers.
7135 (class Sized_relobj): Drop options parameters from
7136 do_gc_process_relocs, do_scan_relocs, do_relocate,
7137 do_relocate_sections, relocate_sections, emit_relocs_scan,
7138 emit_relocs_scan_reltype. Change all callers.
7139 (struct Relocate_info): Remove options field and all references to
7140 it.
7141 * reloc.h (class Read_relocs): Remove options constructor
7142 parameter and options_ field. Change all callers.
7143 (class Gc_process_relocs, class Scan_relocs): Likewise.
7144 (class Relocate_task): Likewise.
7145 * target-reloc.h (scan_relocs): Remove options parameter. Change
7146 all callers.
7147 (scan_relocatable_relocs): Likewise.
7148 * target.h (class Sized_target): Remove options parameter from
7149 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7150 all callers.
7151 * gc.h (gc_process_relocs): Remove options parameter. Change all
7152 callers.
7153 * arm.cc: Update functions to remove options parameters.
7154 * i386.cc: Likewise.
7155 * powerpc.cc: Likewise.
7156 * sparc.cc: Likewise.
7157 * x86_64.cc: Likewise.
7158 * testsuite/testfile.cc: Likewise.
7159
8ffa3667
DK		 71602009-10-28 Doug Kwan <dougkwan@google.com>
7161
7162 * arm.cc (Arm_relobj): New class definition.
e1df38aa 7163 (Arm_relobj::scan_sections_for_stubs,
8ffa3667
DK		 7164 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7165 New method definitions.
7166
40f36857
CC		 71672009-10-28 Cary Coutant <ccoutant@google.com>
7168
7169 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7170 (Plugin::cleanup_done_): New member.
7171 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7172 (Plugin_manager::cleanup_done_): Remove.
7173 (Plugin_manager::add_input_file): Edit error message.
7174 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7175 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7176
2c849493
ILT		 71772009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7178
7179 * fileread.cc: (File_read::View::~View): Use the new
7180 data_ownership_ filed.
7181 (File_read::~File_read): Dispose the new whole_file_view_.
7182 (File_read::open): Mmap the whole file if needed.
7183 (File_read::open): Use whole_file_view_ instead of contents_.
7184 (File_read::find_view): Use whole_file_view_ if applicable.
7185 (File_read::do_read): Use whole_file_view_ instead of contents_.
7186 (File_read::make_view): Use whole_file_view_ instead of contents_,
7187 update File_read::View::View call.
7188 (File_read::find_or_make_view): Update File_read::View::View
7189 call.
7190 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7191 remove contents_
7192 (File_read::View::Data_ownership): New enum.
7193 (File_read::View::View): Replace bool mapped_ with Data_ownership
7194 argument.
7195 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7196 (File_read::View::data_ownership_): New field.
7197 (File_read::contents_): Remove (replaced by whole_file_view_).
7198 (File_read::whole_file_view_): New field.
7199 * options.h (class General_options): Add --keep-files-mapped.
7200
24998053
CC		 72012009-10-27 Cary Coutant <ccoutant@google.com>
7202
7203 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7204 * testsuite/Makefile.am (plugin_test_5): New test case.
7205 * testsuite/Makefile.in: Regenerate.
7206
72adc4fa
DK		 72072009-10-25 Doug Kwan <dougkwan@google.com>
7208
7209 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7210 from private to protected to allow access by child class.
7211 (Sized_relobj::do_relocate_sections): New method declaration.
7212 (Sized_relobj::relocate_sections): Virtualize.
e1df38aa 7213 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
72adc4fa
DK		 7214 Sized_relobj::relocate_sections. Instantiate template explicitly
7215 for different target sizes and endianity.
7216
07f508a2
DK		 72172009-10-24 Doug Kwan <dougkwan@google.com>
7218
7219 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7220 (Arm_input_section::as_arm_input_section): New method.
7221 (Arm_output_section): New class definition.
7222 (Arm_output_section::create_stub_group,
7223 Arm_output_section::group_sections): New method definitions.
7224
10ad9fe5
DK		 72252009-10-22 Doug Kwan <dougkwan@google.com>
7226
7227 * arm.cc (Arm_input_section): New class definition.
7228 (Arm_input_section::init, Arm_input_section:do_write,
7229 Arm_input_section::set_final_data_size,
7230 Arm_input_section::do_reset_address_and_file_offset): New method
7231 definitions.
7232
56ee5e00
DK		 72332009-10-21 Doug Kwan <dougkwan@google.com>
7234
7235 * arm.cc (Stub_table, Arm_input_section): New forward class
7236 declarations.
7237 (Stub_table): New class defintion.
7238 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7239 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7240 New method definition.
7241
b569affa
DK		 72422009-10-21 Doug Kwan <dougkwan@google.com>
7243
7244 * arm.cc: Update copyright comments.
7245 (Target_arm): New forward class template declaration.
7246 (Arm_address): New type.
7247 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7248 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7249 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7250 constants.
7251 (Insn_template): Same.
7252 (DEF_STUBS): New macro.
7253 (Stub_type): New enum type.
7254 (Stub_template): New class definition.
7255 (Stub): Same.
7256 (Reloc_stub): Same.
7257 (Stub_factory): Same.
7258 (Target_arm::Target_arm): Initialize may_use_blx_ and
7259 should_force_pic_veneer_.
7260 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7261 Target_arm::should_force_pic_veneer,
7262 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7263 Target_arm::using_thumb_only, Target_arm:;default_target): New
7264 method defintions.
7265 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7266 New data member declarations.
7267 (Insn_template::size, Insn_template::alignment): New method defintions.
7268 (Stub_template::Stub_template): New method definition.
7269 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7270 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7271 (Stub_factory::Stub_factory): New method definition.
7272 * gold.h (string_hash): New template.
7273 * output.h (Input_section_specifier::hash_value): Use
7274 gold::string_hash.
7275 (Input_section_specifier::string_hash): Remove.
7276 * stringpool.cc (Stringpool_template::string_hash): Use
7277 gold::string_hash.
7278
6c172549
DK		 72792009-10-20 Doug Kwan <dougkwan@google.com>
7280
7281 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7282 symbols of relaxed input sections.
7283 * output.h (Output_section::find_relaxed_input_section): Make
7284 method public.
7285
c5617f2f
DK		 72862009-10-16 Doug Kwan <dougkwan@google.com>
7287
7288 * dynobj.cc (Versions::Versions): Initialize version_script_.
7289 Only insert base version symbol definition for a shared object
7290 if version script defines any version versions.
7291 (Versions::define_base_version): New method definition.
7292 (Versions::add_def): Check that base version is not needed.
7293 (Versions::add_need): Define base version lazily.
7294 * dynobj.h (Versions::define_base_version): New method declaration.
7295 (Versions::needs_base_version_): New data member declaration.
7296 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7297 (check_DATA): Add no_version_test.stdout.
7298 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7299 New make rules.
7300 * testsuite/Makefile.in: Regenerate.
7301 * testsuite/no_version_test.c: New file.
7302 * testsuite/no_version_test.sh: Ditto.
7303
3c12dcdb
DK		 73042009-10-16 Doug Kwan <dougkwan@google.com>
7305
7306 * expression.cc (class Segment_start_expression): New class definition.
7307 (Segment_start_expression::value): New method definition.
7308 (script_exp_function_segment_start): Return a new
7309 Segment_start_expression.
7310 * gold/script-c.h (script_saw_segment_start_expression): New function
7311 prototype.
7312 * script-sections.cc (Script_sections::Script_sections): Initialize
7313 SAW_SEGMENT_START_EXPRESSION_ to false.
7314 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7315 and -Tbbs options to specify section addresses if given in
7316 command line and no SEGMENT_START expression is seen in a script.
7317 * script-sections.h (Script_sections::saw_segment_start_expression,
7318 Script_sections::set_saw_segment_start_expression): New method
7319 definition.
7320 (Script_sections::saw_segment_start_expression_): New data member
7321 declaration.
7322 * script.cc (script_saw_segment_start_expression): New function.
7323 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7324 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7325 script_test_7.sh and script_test_8.sh.
7326 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7327 script_test_8.stdout.
7328 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7329 (script_test_6, script_test_6.stdout, script_test_7,
7330 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7331 * Makefile.in: Regenerate.
7332 * testsuite/script_test_6.sh: New file.
7333 * testsuite/script_test_6.t: Same.
7334 * testsuite/script_test_7.sh: Same.
7335 * testsuite/script_test_7.t: Same.
7336 * testsuite/script_test_8.sh: Same.
7337
64b1ae37
DK		 73382009-10-16 Doug Kwan <dougkwan@google.com>
7339
7340 * output.cc (Output_segment::set_section_list_address): Cast
7341 expressions to unsigned long long type to avoid format warnings.
7342
661be1e2
ILT		 73432009-10-15 Ian Lance Taylor <iant@google.com>
7344
12edd763 7345 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 7346 dot assignment to script_sections_.
12edd763
ILT		 7347 * script-sections.cc (Script_sections::add_dot_assignment):
7348 Initialize if necessary.
7349
68b6574b
ILT		 7350 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7351 program headers with no load segment if there is a linker script.
7352
661be1e2
ILT		 7353 * layout.cc (Layout::set_segment_offsets): Align the file offset
7354 to the segment aligment for -N or -n with no load segment.
7355 * output.cc (Output_segment::add_output_section): Don't crash if
7356 the first section is a TLS section.
7357 (Output_segment::set_section_list_addresses): Print an error
7358 message if the address moves backward in a linker script.
7359 * script-sections.cc
7360 (Output_section_element_input::set_section_addresses): Don't
7361 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7362 (Orphan_output_section::set_section_addresses): Likewise.
7363
f15f61a7
DK		 73642009-10-15 Doug Kwan <dougkwan@google.com>
7365
7366 * layout.cc (Layout::finish_dynamic_section): Generate tags
7367 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7368 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7369 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7370
82bb573a
ILT		 73712009-10-14 Ian Lance Taylor <iant@google.com>
7372
7373 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7374 fields.
7375 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7376 data_shdr fields of relinfo.
7377 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7378 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7379 R_386_TLS_LDO_32, adjust based on section flags.
7380 (Target_i386::Relocate::fix_up_ldo): Remove.
7381
374ad285
ILT		 73822009-10-13 Ian Lance Taylor <iant@google.com>
7383
7384 Add support for -pie.
7385 * options.h (class General_options): Add -pie and
7386 --pic-executable.
7387 (General_options::output_is_position_independent): Test -pie.
7388 (General_options::output_is_executable): Return true if not shared
7389 and not relocatable.
7390 (General_options::output_is_pie): Remove.
7391 * options.cc (General_options::finalize): Reject incompatible uses
7392 of -pie.
7393 * gold.cc (queue_middle_tasks): A -pie link is not static.
7394 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7395 * symtab.cc (Symbol::final_value_is_known): Return false if
7396 output_is_position_independent.
7397 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7398 output_is_position_independent.
7399 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7400 output_is_position_independent.
7401 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7402 output_is_position_independent.
7403 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7404 two_file_pie_test.
7405 (basic_pie_test.o, basic_pie_test): New targets.
7406 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7407 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7408 (two_file_pie_test): New target.
7409 * testsuite/Makefile.in: Rebuild.
7410 * README: Remove note saying that -pie is not supported.
7411
c6585162
ILT		 74122009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7413
7414 * options.h (class General_options): Add -init and -fini.
7415 * layout.cc (Layout::finish_dynamic_section): Emit
7416 given init and fini functions.
7417
032ce4e9
ST		 74182009-10-13 Sriraman Tallam <tmsriram@google.com>
7419
7420 * gc.h (gc_process_relocs): Check if icf is enabled using new
7421 function.
7422 * gold.cc (queue_initial_tasks): Likewise.
7423 (queue_middle_tasks): Likewise.
7424 * object.cc (do_layout): Likewise.
7425 * symtab.cc (is_section_folded): Likewise.
7426 * main.cc (main): Likewise.
7427 * reloc.cc (Read_relocs::run): Likewise.
7428 (Sized_relobj::do_scan_relocs): Likewise.
7429 * icf.cc (is_function_ctor_or_dtor): New function.
7430 (Icf::find_identical_sections): Check if function is ctor or dtor when
7431 safe icf is chosen.
7432 * options.h (General_options::icf): Change option to be an enum.
7433 (Icf_status): New enum.
7434 (icf_enabled): New method.
7435 (icf_safe_folding): New method.
7436 (set_icf_status): New method.
7437 (icf_status_): New variable.
7438 * (options.cc) (General_options::finalize): Set icf_status_.
7439 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7440 icf_test and icf_keep_unique_test to use the --icf enum flag.
7441 * testsuite/icf_safe_test.sh: New file.
e1df38aa 7442 * testsuite/icf_safe_test.cc: New file.
032ce4e9 7443
f345227a
ST		 74442009-10-12 Sriraman Tallam <tmsriram@google.com>
7445
7446 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7447 includes to gc.h and icf.h.
7448 * arm.cc: Include gc.h.
7449 * gold.cc: Likewise.
7450 * i386.cc: Likewise.
7451 * powerpc.cc: Likewise.
7452 * sparc.cc: Likewise.
7453 * x86_64.cc: Likewise.
7454 * gc.h: Include icf.h.
7455
1c7814ed
ILT		 74562009-10-11 Ian Lance Taylor <iant@google.com>
7457
7458 * plugin.cc: Include "gold.h" before other header files.
7459
ae3b5189
CD		 74602009-10-10 Chris Demetriou <cgd@google.com>
7461
7462 * options.h (Input_file_argument::Input_file_type): New enum.
7463 (Input_file_argument::is_lib_): Replace with...
7464 (Input_file_argument::type_): New member.
7465 (Input_file_argument::Input_file_argument): Take Input_file_type
7466 'type' rather than boolean 'is_lib' as second argument.
7467 (Input_file_argument::is_lib): Use type_.
7468 (Input_file_argument::is_searched_file): New function.
7469 (Input_file_argument::may_need_search): Handle is_searched_file.
7470 * options.cc (General_options::parse_library): Support -l:filename.
7471 (General_options::parse_just_symbols): Update for Input_file_argument
7472 changes.
7473 (Command_line::process): Likewise.
7474 * archive.cc (Archive::get_file_and_offset): Likewise.
7475 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7476 * script.cc (read_script_file, script_add_file): Likewise.
7477 * fileread.cc (Input_file::Input_file): Likewise.
7478 (Input_file::will_search_for): Handle is_searched_file.
7479 (Input_file::open): Likewise.
7480 * readsyms.cc (Read_symbols::get_name): Likewise.
7481 * testsuite/Makefile.am (searched_file_test): New test.
7482 * testsuite/Makefile.in: Regenerate.
7483 * testsuite/searched_file_test.cc: New file.
7484 * testsuite/searched_file_test_lib.cc: New file.
7485
f3048a1d
ILT		 74862009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7487 Ian Lance Taylor <iant@google.com>
7488
7489 * descriptor.cc: Include <cstdio> and "binary-io.h".
7490 (Descriptors::open): Open the files in binary mode always.
7491 * script.cc (Lex::get_token): Treat \r as whitespace.
7492
d4780e57
ILT		 74932009-10-09 Ian Lance Taylor <iant@google.com>
7494
7495 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7496
d9a893b8
ILT		 74972009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7498 Ian Lance Taylor <iant@google.com>
7499
7500 * configure.ac: Check for readv function also.
7501 * fileread.cc (readv): Define if not HAVE_READV.
7502 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7503 does not exist.
7504 * config.in: Regenerate.
7505 * configure: Regenerate.
7506
c0a62865
DK		 75072009-10-09 Doug Kwan <dougkwan@google.com>
7508
7509 * layout.cc (Layout::make_output_section): Call target hook to make
7510 ordinary output section.
7511 (Layout::finalize): Adjust parameter list of call the
7512 Target::may_relax().
7513 * layout.h (class Layout::section_list): New method.
7514 * merge.h (Output_merge_base::entsize): Change visibility to public.
7515 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7516 New methods.
7517 (Output_merge_string::do_is_string): New method.
7518 * object.cc (Sized_relobj::do_setup): renamed from
7519 Sized_relobj::set_up.
7520 * object.h (Sized_relobj::adjust_shndx,
7521 Sized_relobj::initializ_input_to_output_maps,
7522 Sized_relobj::free_input_to_output_maps): Change visibilities to
7523 protected.
7524 (Sized_relobj::setup): Virtualize.
7525 (Sized_relobj::do_setup): New method declaration.
7526 (Sized_relobj::invalidate_section_offset,
7527 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7528 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7529 * options.cc (parse_int): New function.
7530 * options.h (parse_int): New declaration.
7531 (DEFINE_int): New macro.
7532 (stub_group_size): New option.
7533 * output.cc (Output_section::Output_section): Initialize memebers
7534 merge_section_map_, merge_section_by_properties_map_,
7535 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7536 (Output_section::add_input_section): Handled deferred code-fill
7537 generation and remove an old comment.
7538 (Output_section::add_relaxed_input_section): New method definition.
7539 (Output_section::add_merge_input_section): Use merge section by
7540 properties map to speed to search. Update merge section maps
7541 as appropriate.
7542 (Output_section::build_relaxation_map): New method definition.
7543 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7544 Same.
7545 (Output_section::relax_input_section): Renamed to
7546 Output_section::convert_input_sections_to_relaxed_sections and change
7547 interface to take a vector of pointers to relaxed sections.
7548 (Output_section::find_merge_section,
7549 Output_section::find_relaxed_input_section): New method definitions.
7550 (Output_section::is_input_address_mapped,
7551 Output_section::output_offset, Output_section::output_address):
7552 Use output section data maps to speed up searching.
7553 (Output_section::find_starting_output_address): Add comments.
7554 (Output_section::do_write,
7555 Output_section::write_to_postprocessing_buffer): Do code-fill
7556 generation as appropriate.
7557 (Output_section::get_input_sections): Invalidate relaxed input section
7558 map.
7559 (Output_section::restore_states): Adjust type of checkpoint .
7560 Invalidate relaxed input section map.
7561 * output.h (Output_merge_base): New class declaration.
7562 (Input_section_specifier): New class defintion.
7563 (class Output_relaxed_input_section) Change base class to
7564 Output_section_data_build.
7565 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7566 base class initializer.
7567 (Output_section::add_relaxed_input_section): New method declaration.
7568 (Output_section::Input_section): Change visibility to protected.
7569 (Output_section::Input_section::relobj,
7570 Output_section::Input_section::shndx): Handle relaxed input sections.
7571 Output_section::input_sections) Change visibility to protected. Also
7572 define overload to return a non-const pointer.
7573 (Output_section::Merge_section_properties): New class defintion.
7574 (Output_section::Merge_section_by_properties_map,
7575 Output_section::Output_section_data_by_input_section_map,
7576 Output_section::Relaxation_map): New types.
7577 (Output_section::relax_input_section): Rename method to
7578 Output_section::convert_input_sections_to_relaxed_sections and change
7579 interface to take a vector of relaxed section pointers.
7580 (Output_section::find_merge_section,
7581 Output_section::find_relaxed_input_section,
7582 Output_section::build_relaxation_map,
7583 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7584 New method declarations.
7585 (Output_section::merge_section_map_
7586 Output_section::merge_section_by_properties_map_,
7587 Output_section::relaxed_input_section_map_,
7588 Output_section::is_relaxed_input_section_map_valid_,
7589 Output_section::generate_code_fills_at_write_): New data members.
7590 * script-sections.cc
7591 (Output_section_element_input::set_section_addresses): Call
7592 current_data_size and addralign methods of relaxed input sections.
7593 (Orphan_output_section::set_section_addresses): Call current_data_size
7594 and addralign methods of relaxed input sections.
7595 * symtab.cc (Symbol_table::compute_final_value): Extract template
7596 from the body of Symbol_table::sized_finalize_symbol.
7597 (Symbol_table::sized_finalized_symbol): Call
7598 Symbol_table::compute_final_value.
7599 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7600 (Symbol_table::compute_final_value): New templated method declaration.
7601 * target.cc (Target::do_make_output_section): New method defintion.
7602 * target.h (Target::make_output_section): New method declaration.
7603 (Target::relax): Add more parameters for input objects, symbol table
7604 and layout. Adjust call to do_relax.
7605 (Target::do_make_output_section): New method declaration.
7606 (Target::do_relax): Add parameters for input objects, symbol table
7607 and layout.
7608
d446d6c4
ILT		 76092009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7610
7611 * pread.c: Include stdio.h.
7612
bc06c745
ILT		 76132009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7614
7615 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7616 defined.
7617
75aea3d0
ILT		 76182009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7619
7620 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7621 Change read_shndx type to unsigned int.
7622 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7623 int.
7624 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7625 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7626 Change read_shndx type to unsigned int.
7627 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7628 int.
7629 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7630 * layout.cc (Layout::create_symtab_sections): Cast the result of
7631 local_symcount * symsize to off_t in the gold_assert.
7632
be8fcb75
ILT		 76332009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7634
7635 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7636 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7637 R_ARM_BASE_ABS.
7638 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7639 (Arm_relocate_functions::thm_abs5): New function.
7640 (Arm_relocate_functions::abs12): New function.
7641 (Arm_relocate_functions::abs16): New function.
7642 (Arm_relocate_functions::base_abs): New function.
7643 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7644 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7645 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7646 R_ARM_BASE_ABS.
7647 (Scan::global): Likewise.
7648 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7649 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7650 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7651 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7652 R_ARM_BASE_ABS.
7653
c2a122b6
ILT		 76542009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7655
7656 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7657 (Arm_relocate_functions::movt_prel): New function.
7658 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7659 (Arm_relocate_functions::thm_movt_prel): New function.
7660 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7661 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7662 (Scan::global, Relocate::relocate): Likewise.
7663 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7664
c4aa1e2d
ILT		 76652009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7666
7667 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7668 Incremental_checker.
7669 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7670 unsigned int.
7671 (class Incremental_inputs_header): New class.
7672 (Incremental_inputs_header_writer): Edit comment.
7673 (Incremental_inputs_entry): New class.
7674 (Incremental_inputs_entry_writer): Edit comment.
7675 (Sized_incremental_binary::do_find_incremental_inputs_section):
7676 Add *strtab_shndx parameter, fill it.
7677 (Sized_incremental_binary::do_check_inputs): New method.
7678 (Incremental_checker::can_incrementally_link_output_file): Use
7679 Sized_incremental_binary::check_inputs.
7680 (Incremental_inputs::report_command_line): Save command line in
7681 command_line_.
7682 * incremental.h:
7683 (Incremental_binary::find_incremental_inputs_section): New
7684 method.
7685 (Incremental_binary::do_find_incremental_inputs_section): Add
7686 strtab_shndx parameter.
7687 (Incremental_binary::do_check_inputs): New pure virtual method.
7688 (Sized_incremental_binary::do_check_inputs): Declare.
7689 (Incremental_checker::Incremental_checker): Add incremental_inputs
7690 parameter, use it to initialize incremental_inputs_.
7691 (Incremental_checker::incremental_inputs_): New field.
7692 (Incremental_checker::command_line): New method.
7693 (Incremental_checker::inputs): New method.
7694 (Incremental_checker::command_line_): New field.
7695
c549a694
ILT		 76962009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7697
7698 * incremental.cc: Include <cstdarg> and "target-select.h".
7699 (vexplain_no_incremental): New function.
7700 (explain_no_incremental): New function.
7701 (Incremental_binary::error): New method.
7702 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7703 method.
7704 (make_sized_incremental_binary): New function.
7705 (open_incremental_binary): New function.
7706 (can_incrementally_link_file): Add checks if output is ELF and has
7707 inputs section.
7708 * incremental.h: Include "elfcpp_file.h" and "output.h".
7709 (Incremental_binary): New class.
7710 (Sized_incremental_binary): New class.
7711 (open_incremental_binary): Declare.
7712 * object.cc (is_elf_object): Use
7713 elfcpp::Elf_recognizer::is_elf_file.
7714 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7715 * output.h (Output_file::filesize): New method.
7716
fd3c5f0b
ILT		 77172009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7718
7719 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7720 New function.
7721 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7722 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7723 function.
7724 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7725 function.
7726 (Arm_relocate_functions::movw_abs_nc): New function.
7727 (Arm_relocate_functions::movt_abs): New function.
7728 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7729 (Arm_relocate_functions::thm_movt_abs): New function.
7730 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7731 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7732 (Scan::global): Likewise.
7733 (Relocate::relocate): Likewise.
7734 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7735
7f5309a5
ILT		 77362009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7737
7738 * arm.cc (Arm_relocate_functions::got_prel) New function.
7739 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7740 (Relocate::relocate): Likewise.
7741 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7742
364c7fa5
ILT		 77432009-10-06 Ian Lance Taylor <iant@google.com>
7744
7745 * options.h (class General_options): Define
7746 split_stack_adjust_size parameter.
7747 * object.h (class Object): Add uses_split_stack_ and
7748 has_no_split_stack_ fields. Add uses_split_stack and
7749 has_no_split_stack accessor functions. Declare
7750 handle_split_stack_section.
7751 (class Reloc_symbol_changes): Define.
7752 (class Sized_relobj): Define Function_offsets. Declare
7753 split_stack_adjust, split_stack_adjust_reltype, and
7754 find_functions.
7755 * object.cc (Object::handle_split_stack_section): New function.
7756 (Sized_relobj::do_layout): Call handle_split_stack_section.
7757 * dynobj.cc (Sized_dynobj::do_layout): Call
7758 handle_split_stack_section.
7759 * reloc.cc (Sized_relobj::relocate_sections): Call
7760 split_stack_adjust for executable sections in split_stack
7761 objects. Pass reloc_map to relocate_section.
7762 (Sized_relobj::split_stack_adjust): New function.
7763 (Sized_relobj::split_stack_adjust_reltype): New function.
7764 (Sized_relobj::find_functions): New function.
7765 * target-reloc.h: Include "object.h".
7766 (relocate_section): Add reloc_symbol_changes parameter. Change
7767 all callers.
7768 * target.h (class Target): Add calls_non_split method. Declare
7769 do_calls_non_split virtual method. Declare match_view and
7770 set_view_to_nop.
7771 * target.cc: Include "elfcpp.h".
7772 (Target::do_calls_non_split): New function.
7773 (Target::match_view): New function.
7774 (Target::set_view_to_nop): New function.
7775 * gold.cc (queue_middle_tasks): Give an error if mixing
7776 split-stack and non-split-stack objects with -r.
7777 * i386.cc (Target_i386::relocate_section): Add
7778 reloc_symbol_changes parameter.
7779 (Target_i386::do_calls_non_split): New function.
7780 * x86_64.cc (Target_x86_64::relocate_section): Add
7781 reloc_symbol_changes parameter.
7782 (Target_x86_64::do_calls_non_split): New function.
7783 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7784 parameter.
7785 * powerpc.cc (Target_powerpc::relocate_section): Add
7786 reloc_symbol_changes parameter.
7787 * sparc.cc (Target_sparc::relocate_section): Add
7788 reloc_symbol_changes parameter.
7789 * configure.ac: Call AM_CONDITIONAL for the default target.
7790 * configure: Rebuild.
7791 * testsuite/Makefile.am (TEST_AS): New variable.
7792 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7793 (check_DATA): Add split_i386 and split_x86_64 files.
7794 (SPLIT_DEFSYMS): Define.
7795 (split_i386_[1234n].o): New targets.
7796 (split_i386_[124]): New targets.
7797 (split_i386_[1234r].stdout): New targets.
7798 (split_x86_64_[1234n].o): New targets.
7799 (split_x86_64_[124]): New targets.
7800 (split_x86_64_[1234r].stdout): New targets.
7801 (MOSTLYCLEANFILES): Add new executables.
7802 * testsuite/split_i386.sh: New file.
7803 * testsuite/split_x86_64.sh: New file.
7804 * testsuite/split_i386_1.s: New file.
7805 * testsuite/split_i386_2.s: New file.
7806 * testsuite/split_i386_3.s: New file.
7807 * testsuite/split_i386_4.s: New file.
7808 * testsuite/split_i386_n.s: New file.
7809 * testsuite/split_x86_64_1.s: New file.
7810 * testsuite/split_x86_64_2.s: New file.
7811 * testsuite/split_x86_64_3.s: New file.
7812 * testsuite/split_x86_64_4.s: New file.
7813 * testsuite/split_x86_64_n.s: New file.
7814 * testsuite/testfile.cc (Target_test): Update relocation_section
7815 function.
7816 * testsuite/Makefile.in: Rebuild.
7817
e8a9fcda
ILT		 78182009-10-06 Ian Lance Taylor <iant@google.com>
7819
7820 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7821 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7822 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7823 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7824 the address on ldo_addrs_.
7825 (Target_i386::Relocate::fix_up_ldo): New function.
7826
e99daf92
ILT		 78272009-10-06 Rafael Espindola <espindola@google.com>
7828
7829 * plugin.cc (add_input_library): New.
7830 (Plugin::load): Add add_input_library to tv.
7831 (Plugin_manager::add_input_file): Add the is_lib argument.
7832 (add_input_file): Update call to Plugin_manager::add_input_file.
7833 (add_input_library): New.
7834 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7835
966d4097
DK		 78362009-09-30 Doug Kwan <dougkwan@google.com>
7837
7838 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7839 symbol and call Symbol::may_need_copy_reloc to determine if
7840 a copy reloc is needed.
7841 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7842 nocopyreloc is given in command line.
7843 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7844 given in command line.
7845 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7846 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7847 of the removed Target_i386::may_need_copy_reloc.
7848 * options.h (copyreloc): New option with default value false.
7849 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7850 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7851 instead of the removed Target_powerpc::may_need_copy_reloc.
7852 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7853 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7854 instead of the removed Target_sparc::may_need_copy_reloc.
7855 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7856 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7857 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7858 instead of the removed Target_x86_64::may_need_copy_reloc.
7859
029ba973
ILT		 78602009-09-30 Ian Lance Taylor <iant@google.com>
7861
7862 * object.h (class Object): Remove target_ field, and target,
7863 sized_target, and set_target methods.
7864 (Object::sized_target): Remove.
7865 (class Sized_relobj): Update declarations. Remove sized_target.
7866 * object.cc (Sized_relobj::setup): Remove target parameter.
7867 Change all callers.
7868 (Input_objects::add_object): Don't do anything with the target.
7869 (make_elf_sized_object): Add punconfigured parameter. Change all
7870 callers. Set or test parameter target.
7871 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7872 Change all callers.
7873 * parameters.cc (Parameters::set_target): Change parameter type to
7874 be non-const.
7875 (Parameters::default_target): Remove.
7876 (set_parameters_target): Change parameter type to be non-const.
7877 (parameters_force_valid_target): New function.
7878 (parameters_clear_target): New function.
7879 * parameters.h (class Parameters): Update declarations. Remove
7880 default_target method. Add sized_target and clear_target
7881 methods. Change target_ to be non-const.
7882 (set_parameters_target): Update declaration.
7883 (parameters_force_valid_target): Declare.
7884 (parameters_clear_target): Declare.
7885 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7886 as NULL if we aren't searching.
7887 (Add_symbols::run): Don't check for compatible target.
7888 * fileread.cc (Input_file::open_binary): Call
7889 parameters_force_valid_target.
7890 * gold.cc (queue_middle_tasks): Likewise.
7891 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7892 set_target on object.
7893 * dynobj.h (class Sized_dynobj): Update declarations.
7894 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7895 make_elf_object returns NULL.
7896 (Archive::include_member): Don't check whether object target is
7897 compatible.
7898 * output.cc (Output_section::add_input_section): Get target from
7899 parameters.
7900 (Output_section::relax_input_section): Likewise.
7901 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7902 parameters.
7903 (Sized_relobj::do_scan_relocs): Likewise.
7904 (Sized_relobj::relocate_sections): Likewise.
7905 * resolve.cc (Symbol_table::resolve): Likewise.
7906 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7907 parameter. Change all callers.
7908 (Symbol_table::add_from_object): Get target from parameters.
7909 (Symbol_table::add_from_relobj): Don't check object target.
7910 (Symbol_table::add_from_dynobj): Likewise.
7911 (Symbol_table::define_special_symbol): Get target from
7912 parameters.
7913 * symtab.h (class Symbol_table): Update declaration.
7914 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7915 parameter. Change all callers. Clear parameter target.
7916 (Binary_test): Test target here.
7917 * testsuite/object_unittest.cc (gold_testsuite): Remove
7918 target_test_pointer parameter. Change all callers.
7919 (Object_test): Test target here.
7920
a6a22b83
ILT		 79212009-09-26 Ian Lance Taylor <iant@google.com>
7922
7923 * testsuite/initpri1.c: Don't try to use constructor priorities if
7924 compiling with gcc before 4.3.
7925
6a8f49fe
ILT		 79262009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7927
7928 * testsuite/retain_symbols_file_test.sh (check_present): Change
7929 output file name to retain_symbols_file_test.stdout.
7930 (check_absent): Likewise.
7931
8c604651
CS		 79322009-09-18 Craig Silverstein <csilvers@google.com>
7933
7934 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7935 * options.cc: Include <cerrno> and <fstream>.
7936 (General_options::finalize): Parse -retain-symbols-file tag.
7937 * options.h: New flag.
7938 (General_options): New method should_retain_symbol, new
7939 variable symbols_to_retain.
7940 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7941 should_retain_symbol map.
7942 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7943 * testsuite/Makefile.in: Regenerate.
7944 * testsuite/retain_symbols_file_test.sh: New file.
7945
ca58b19f
NC		 79462009-09-18 Nick Clifton <nickc@redhat.com>
7947
7948 * po/es.po: Updated Spanish translation.
7949
20e6d0d6
DK		 79502009-09-17 Doug Kwan <dougkwan@google.com>
7951
7952 * debug.h (DEBUG_RELAXATION): New constant.
7953 (DEBUG_ALL): Add DEBUG_RELAXATION.
7954 (debug_string_to_enum): Add relaxation debug option.
7955 * layout.cc
7956 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7957 Layout::Relaxation_debug_check::read_sections,
7958 Layout::Relaxation_debug_check::read_sections): New method definitions.
7959 (Layout::Layout): Initialize data members
7960 record_output_section_data_from_scrips_,
7961 script_output_section_data_list_ and relaxation_debug_check_.
7962 (Layout::save_segments, Layout::restore_segments,
7963 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7964 Layout::relaxation_loop_body): New method definitions.
7965 (Layout::finalize): Support relaxation. Move section layout code to
7966 Layout::relaxation_loop_body.
7967 (Layout::set_asection_address_from_script): Move code for orphan
7968 section placement out.
7969 (Layout::place_orphan_sections_in_script): New method definition.
7970 * layout.h (Output_segment_headers, Output_file_header):
7971 New forward class declarations.
7972 (Layout::~Layout): Define.
7973 (Layout::new_output_section_data_from_script): New method definition.
7974 (Layout::place_orphan_sections_in_script): New method declaration.
7975 (Layout::Segment_states): New type declaration.
7976 (Layout::save_segments, Layout::restore_segments,
7977 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7978 Layout::relaxation_loop_body): New method declarations.
7979 (Layout::Output_section_data_list): New type declaration.
7980 (Layout::Relaxation_debug_check): New class definition.
7981 (Layout::record_output_section_data_from_script_,
7982 Layout::script_output_section_data_list_, Layout::segment_states_,
7983 Layout::relaxation_debug_check_): New data members.
7984 * output.cc: (Output_section_headers::do_size): New method definition.
7985 (Output_section_headers::Output_section_headers): Move size
7986 computation to Output_section_headers::do_size.
7987 (Output_segment_headers::do_size): New method definition.
e1df38aa 7988 (Output_file_header::Output_file_header): Move size computation to
20e6d0d6
DK		 7989 Output_file_header::do_size and call it.
7990 (Output_file_header::do_size): New method definition.
7991 (Output_data_group::Output_data_group): Adjust call to
7992 Output_section_data.
7993 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7994 (Output_symtab_xindex::do_write): Add array bound check.
7995 (Output_section::Input_section::print_to_mapfile): Handle
7996 RELAXED_INPUT_SECTION_CODE.
7997 (Output_section::Output_section): Initialize data member checkpoint_.
7998 (Output_section::~Output_section): Delete checkpoint object pointed
7999 by checkpoint_.
8000 (Output_section::add_input_section): Always add an Input_section if
8001 relaxing.
8002 (Output_section::add_merge_input_section): Add assert.
8003 (Output_section::relax_input_section): New method definition.
8004 (Output_section::set_final_data_size): Set load address to zero for
8005 an unallocated section.
8006 (Output_section::do_address_and_file_offset_have_reset_values):
8007 New method definition.
8008 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8009 Handle relaxed input section.
8010 (Output_section::sort_attached_input_sections): Checkpoint input
8011 section list lazily.
8012 (Output_section::get_input_sections): Change type of input_sections to
8013 list of Simple_input_section pointers. Checkpoint input section list
8014 lazily. Also handle relaxed input sections.
8015 (Output_section::add_input_section_for_script): Take a reference to
8016 a Simple_input_section object instead of Relobj pointer and section
8017 index as parameter. Handle relaxed input sections.
8018 (Output_section::save_states, Output_section::restore_states): New
8019 method definitions.
8020 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8021 (Output_data::is_data_size_fixed): New method definition.
8022 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8023 if it is fixed.
8024 (Output_data::address_and_file_offset_have_reset_values): New method
8025 definition.
8026 (Output_data::do_address_and_file_offset_have_reset_values): New method
8027 definition.
8028 (Output_data::set_data_size): Check that data size is not fixed.
8029 (Output_data::fix_data_size): New method definition.
8030 (Output_data::is_data_size_fixed_): New data member.
8031 (Output_section_headers::set_final_data_size): New method definition.
8032 (Output_section_headers::do_size): New method declaration.
8033 (Output_segment_headers::set_final_data_size): New method definition.
8034 (Output_segment_headers::do_size): New method declaration.
8035 (Output_file_header::set_final_data_size)::New method definition.
8036 (Output_file_header::do_size)::New method declaration.
8037 (Output_section_data::Output_section_data): Add new parameter
8038 is_data_size_fixed and use it to fix data size.
8039 (Output_data_const::Output_data_const): Adjust call to base class
8040 constructor and fix data size.
8041 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8042 base class constructor and fix data size.
8043 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8044 base class constructor and fix data size.
8045 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8046 class constructor and fix data size.
8047 (Output_data_group::set_final_data_size): New method definition.
8048 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8049 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8050 class constructor and fix data size.
8051 (Output_relaxed_input_section): New class definition.
8052 (Output_section::Simple_input_section): New class definition.
8053 (Output_section::get_input_sections): Adjust parameter list.
8054 (Output_section::add_input_section_for_script): Same.
8055 (Output_section::save_states, Output_section::restore_states,
8056 Output_section::do_address_and_file_offset_have_reset_values,
8057 (Output_section::Input_section::Input_section): Handle
8058 RELAXED_INPUT_SECTION_CODE. Add new overload for
8059 Output_relaxed_input_section.
8060 (Output_section::Input_section::is_input_section,
8061 Output_section::Input_section::set_output_section): Handle relaxed
8062 input section.
8063 (Output_section::Input_section::is_relaxed_input_section,
8064 Output_section::Input_section::output_section_data,
8065 Output_section::Input_section::relaxed_input_section): New method
8066 definitions.
8067 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8068 value.
8069 (Output_section::Input_section::u1_): Update comments.
8070 (Output_section::Input_section::u2_): Add new union member poris.
8071 (Output_section::Checkpoint_output_section): New classs definition.
8072 (Output_section::relax_input_section): New method declaration.
8073 (Output_section::checkpoint_): New data member.
8074 (Output_segment): Update comments.
8075 (Output_segment::Output_segment): Un-privatize copy constructor.
8076 (Output_segment::operator=): Un-privatize.
8077 * script-sections.cc (Output_section_element::Input_section_list):
8078 Change element type to Output_section::Simple_input_section.
8079 (Output_section_element_dot_assignment::set_section_addresses):
8080 Register output section data for relaxation clean up.
8081 (Output_data_exression::Output_data_expression): Adjust call to base
8082 constructor to fix data size.
8083 (Output_section_element_data::set_section_addresses): Register
8084 Output_data_expression object for relaxation clean up.
8085 (struct Input_section_info): Replace Relobj pointer and section index
8086 pair with Output_section::Simple_input_section and Convert struct to a
8087 class.
8088 (Input_section_sorter::operator()): Adjust access to
e1df38aa 8089 Input_section_info data member to use accessors.
20e6d0d6
DK		 8090 (Output_section_element_input::set_section_addresses): Use layout
8091 parameter. Adjust code to use Output_section::Simple_input_section
8092 and Input_secction_info classes. Register filler for relaxation
8093 clean up.
8094 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8095 and section index pair with Output_section::Simple_input_section
8096 class. Adjust code accordingly.
8097 (Phdrs_element::release_segment): New method definition.
8098 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8099 segment list.
8100 (Script_sections::release_segments): New method definition.
8101 * gold/script-sections.h (Script_sections::release_segments): New
8102 method declaration.
8103 * gold/target.h (Target::may_relax, Target::relax,
8104 Target::do_may_relax, Target::do_relax): New method definitions.
8105
5e445df6
ILT		 81062009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8107
8108 * arm.cc (has_signed_unsigned_overflow): New function.
8109 (Arm_relocate_functions::abs8): New function.
8110 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8111 (Target_arm::Scan::global): Likewise.
8112 (Target_arm::relocate::relocate): Likewise.
8113 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8114 Likewise.
8115
8c604651 81162009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 8117
8118 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8119 * testsuite/Makefile.in: Regenerate.
8120
1e9cc1c2
NC		 81212009-09-11 Nick Clifton <nickc@redhat.com>
8122
8123 * po/gold.pot: Updated by the Translation project.
8124
6a89f575
CC		 81252009-09-08 Cary Coutant <ccoutant@google.com>
8126
8127 * output.cc (Output_file::open): Add execute permission to empty file.
8128 * testsuite/Makefile.am (permission_test): New test.
8129 * testsuite/Makefile.in: Regenerate.
8130
fdcac5af
ILT		 81312009-09-02 Ian Lance Taylor <iant@google.com>
8132
8133 * output.cc (Output_file::resize): Call map_no_anonymous rather
8134 than map.
8135
44453f85
ILT		 81362009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8137
8138 * gold.cc: Include "incremental.h".
8139 (queue_initial_tasks): Call Incremental_checker methods.
8140 * incremental.cc: Include "output.h".
8141 (Incremental_checker::can_incrementally_link_output_file): New
8142 method.
8143 * incremental.h (Incremental_checker): New class.
8144
8145 * output.cc (Output_file::open_for_modification): New method.
8146 (Output_file::map_anonymous): Changed return type to bool. Record
8147 map in base_ field.
8148 (Output_file::map_no_anonymous): New method, broken out of map.
8149 (Output_file::map): Use map_no_anonymous and map_anonymous.
8150 * output.h (class Output_file): Update declarations.
8151
293c1386
CC		 81522009-08-24 Cary Coutant <ccoutant@google.com>
8153
8154 * options.h (Command_line::Pre_options): New class.
8155 (Command_line::pre_options): New member.
8156 * options.cc (gold::options::ready_to_register): New variable.
8157 (One_option::register_option): Do nothing if not registering options.
8158 Assert if same short option registered twice.
8159 (General_options::General_options): Turn off option registration when
8160 done constructing.
8161 (Command_line::Pre_options::Pre_options): New constructor.
8162
f773f3d2
CC		 81632009-08-24 Cary Coutant <ccoutant@google.com>
8164
06a73cfe
CC		 8165 * options.h (General_options::no_keep_memory): Remove incorrect
8166 short option.
f773f3d2 8167
a15af8e2
RW		 81682009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8169
8170 * Makefile.am (am__skiplex, am__skipyacc): New.
8171 * Makefile.in: Regenerate.
8172
c462b41b
RW		 81732009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8174
14ec8efd
RW		 8175 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8176 (INCLUDES): ... this.
8177 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8178 (AM_CPPFLAGS): Renamed from ...
8179 (INCLUDE): ... this.
8180 * Makefile.in, testsuite/Makefile.in: Regenerate.
8181
81ecdfbb
RW		 8182 * Makefile.in: Regenerate.
8183 * aclocal.m4: Likewise.
8184 * config.in: Likewise.
8185 * configure: Likewise.
8186 * testsuite/Makefile.in: Likewise.
8187
c462b41b
RW		 8188 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8189 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8190 * Makefile.in: Regenerate.
8191 * testsuite/Makefile.in: Regenerate.
8192
2da73f13
CC		 81932009-08-19 Cary Coutant <ccoutant@google.com>
8194
8195 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8196 symbols in shared libraries overridden by hidden or internal symbols
8197 in the main program.
8198
2db70501
CD		 81992009-08-19 Chris Demetriou <cgd@google.com>
8200
8201 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8202 checking source file names in error messages.
8203
f733487b
DK		 82042009-08-18 Doug Kwan <dougkwan@google.com>
8205
8206 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8207 an elcpp::Ehdr as parameter. Adjust call to set_target.
8208 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8209 an elfcpp::Ehdr as parameter.
8210 * object.cc (Object::set_target): Remove the version that looks up
8211 a target and sets it.
8212 (Sized_relobj::setup): Take a Target object instead of
8213 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8214 (make_elf_sized_object): Find target and ask target to
8215 make an ELF object.
8216 * object.h: (Object::set_target): Remove the version that looks up
8217 a target and sets it.
8218 (Sized_relobj::setup): Take a Target object instead of
8219 an elfcpp:Ehdr as parameter.
8220 * target.cc: Include dynobj.h.
8221 (Target::do_make_elf_object_implementation): New.
8222 (Target::do_make_elf_object): New.
8223 * target.h (Target::make_elf_object): New template declaration.
8224 (Target::do_make_elf_object): New method declarations.
8225 (Target::do_make_elf_object_implementation): New template declaration.
8226
cc70f101
ILT		 82272009-08-14 Ian Lance Taylor <iant@google.com>
8228
8229 * gold.h (FUNCTION_NAME): Define.
8230 (gold_unreachable): Use FUNCTION_NAME.
8231
ef5e0cb1
ST		 82322009-08-12 Sriraman Tallam <tmsriram@google.com>
8233
8234 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8235 symbol in the --keep-unique list is not found.
8236
48c187ce
ST		 82372009-08-12 Sriraman Tallam <tmsriram@google.com>
8238
8239 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8240 been maked as --keep-unique.
8241 (Icf::unfold_section): New function.
8242 * icf.h (Icf::unfold_section): New function.
8243 * options.h (General_options::keep_unique): New option.
8244 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8245 * testsuite/Makefile.in: Regenerate.
8246 * testsuite/icf_keep_unique_test.sh: New file.
8247 * testsuite/icf_keep_unique_test.cc: New file.
8248
645afe0c
CC		 82492009-08-12 Cary Coutant <ccoutant@google.com>
8250
8251 PR 10471
8252 * resolve.cc (Symbol_table::resolve): Check for references from
8253 dynamic objects to hidden and internal symbols.
8254 * testsuite/Makefile.am (hidden_test.sh): New test.
8255 * testsuite/Makefile.in: Regenerate.
8256 * testsuite/hidden_test.sh: New script.
8257 * testsuite/hidden_test_1.c: New test source.
8258 * testsuite/hidden_test_main.c: New test source.
8259
11af873f
DK		 82602009-08-11 Doug Kwan <dougkwan@google.com>
8261
8262 * arm.cc: Update comments.
8263 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8264 segment to locate the .ARM.exidx section if present.
8265
b9f7d72d
DK		 82662009-08-09 Doug Kwan <dougkwan@google.com>
8267
8268 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8269 patch.
8270
ddd3c53c
ST		 82712009-08-07 Sriraman Tallam <tmsriram@google.com>
8272 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8273 compiler warnings.
8274
27721062
ST		 82752009-08-06 Sriraman Tallam <tmsriram@google.com>
8276
8277 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8278 valid tls_segment only for non-debug-section relocations.
8279 * testsuite/Makefile.am: Add gc_tls_test.
8280 * testsuite/Makefile.in: Regenerate.
8281 * testsuite/gc_tls_test.cc: New file.
8282 * testsuite/gc_tls_test.sh: New file.
8283
ef15dade 82842009-08-05 Sriraman Tallam <tmsriram@google.com>
e1df38aa 8285
ef15dade
ST		 8286 * icf.cc: New file.
8287 * icf.h: New file.
8288 * Makefile.am (CCFILES): Add icf.cc.
8289 (HFILES): Add icf.h
8290 * Makefile.in: Regenerate.
8291 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8292 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8293 section, symbol and addend information for the relocs.
8294 * gold.cc (queue_middle_tasks): Call identical code folding.
8295 * gold.h: Add defines for multimap.
8296 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8297 to the call of finalize_local_symbols.
8298 * main.cc (main): Create object of class Icf.
8299 * object.cc (Sized_relobj::do_layout): Allow this function to be
8300 called twice during icf.
8301 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8302 to sections marked as identical by icf.
8303 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8304 when available.
8305 (Sized_relobj::do_section_entsize): New function.
8306 * object.h (Object::section_entsize): New function.
8307 (Object::do_section_entsize): New pure virtual function.
8308 (Relobj::finalize_local_symbols): Add new parameter.
8309 (Relobj::do_section_entsize): New function.
8310 * options.h (General_options::icf): New option.
8311 (General_options::icf_iterations): New option.
8312 (General_options::print_icf_sections): New option.
8313 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8314 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8315 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8316 icf.
8317 * symtab.cc (Symbol_table::is_section_folded): New function.
8318 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8319 to sections marked as identical by icf.
8320 * symtab.h (Symbol_table::set_icf): New function.
8321 (Symbol_table::icf): New function.
8322 (Symbol_table::is_section_folded): New function.
8323 (Symbol_table::icf_): New data member.
8324 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8325 * testsuite/Makefile.am: Add commands to build icf_test.
8326 * testsuite/Makefile.in: Regenerate.
8327 * testsuite/icf_test.sh: New file.
8328 * testsuite/icf_test.cc: New file.
8329
c3b65ac4
CD		 83302009-07-24 Chris Demetriou <cgd@google.com>
8331
8332 * layout.cc (is_compressible_debug_section): Fix incorrect
8333 comment about compressed section names.
8334
1caf2c51
ILT		 83352009-07-20 Ian Lance Taylor <ian@airs.com>
8336
8337 PR 10419
8338 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8339
1ef4d87f
ILT		 83402009-07-16 Ian Lance Taylor <iant@google.com>
8341
8342 PR 10400
8343 * layout.h: #include <map>.
8344 (class Kept_section): Change from struct to class. Add accessors
8345 and setters. Add section size to Comdat_group mapping. Change
8346 Comdat_group to std::map. Add is_comdat_ field. Add
8347 linkonce_size field in union.
8348 (class Layout): Update declaration of find_or_add_kept_section.
8349 Don't declare find_kept_object.
8350 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8351 parameter. Add object, shndx, is_comdat, and is_group_name
8352 parameters. Change all callers. Adjust for new Kept_section.
8353 (Layout::find_kept_object): Remove.
8354 * object.cc (Sized_relobj::include_section_group): Update use of
8355 Kept_section. Rename secnum to shndx. Only record
8356 Kept_comdat_section if sections are the same size.
8357 (Sized_relobj::include_linkonce_section): Update use of
8358 Kept_section. Only record Kept_comdat_section if sections are the
8359 same size. Set size of linkonce section.
8360 (Sized_relobj::map_to_kept_section): Update call to
8361 get_kept_comdat_section.
8362 * object.h (class Sized_relobj): Rename fields in
8363 Kept_comdat_section to drop trailing underscores; change object
8364 field to Relobj*. Change Kept_comdat_section_table to store
8365 struct rather than pointer.
8366 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8367 Add kept_object and kept_shndx parameters. Change all callers.
8368 (Sized_relobj::get_kept_comdat_section): Change return type to
8369 bool. Add kept_object and kept_shndx parameters. Change all
8370 callers.
8371 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8372 Layout::find_or_add_kept_section.
8373
37c3b7b0
ILT		 83742009-07-09 Ian Lance Taylor <iant@google.com>
8375
8376 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8377 Reserve space in the hash table.
8378
98fa85cb
ILT		 83792009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8380
8381 * fileread.cc (File_read::get_mtime): New method.
8382 * fileread.h (Timespec): New structure.
8383 (File_read::get_mtime): New method.
8384 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8385 Renamed from timestamp_nsec.
8386 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8387 Elf_Xword.
e1df38aa 8388 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
98fa85cb 8389 timestamp_nsec.
e1df38aa 8390 (Incremental_inputs::report_archive): Save mtime; style fix.
98fa85cb
ILT		 8391 (Incremental_inputs::report_obejct): Save mtime; style fix.
8392 (Incremental_inputs::report_script): Save mtime; style fix.
8393 (Incremental_inputs::finalize_inputs): Style fix.
8394 (Incremental_inputs::finalize): Style fix.
8395 (Incremental_inputs::create_input_section_data): Store inputs
8396 mtime.
8397 * incremental.h (Incremental_inputs::report_script): Add mtime
8398 argument.
8399 (Incremental_inputs::Input_info::Input_info): Intialize only one
8400 union member.
8401 (Incremental_inputs::Input_info::archive): Move to nameless
8402 union.
8403 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8404 (Incremental_inputs::Input_info::script): Move to nameless union.
8405 (Incremental_inputs::mtime): New field.
8406 * script.cc (read_input_script): Pass file mtime to
8407 Incremental_input.
8408 * script.h (Script_info::inputs): Style fix.
8409
c9d70757
ILT		 84102009-07-01 Ian Lance Taylor <ian@airs.com>
8411
8412 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8413 instead of 32.
8414
9c547ec3
ILT		 84152009-06-24 Ian Lance Taylor <iant@google.com>
8416
8417 PR 10156
8418 * layout.cc (Layout::choose_output_section): If we find an
8419 existing section, update the flags.
8420 (Layout::create_notes): New function, broken out of
8421 Layout::finalize.
8422 (Layout::finalize): Don't create note sections.
8423 (Layout::create_note): Don't crash if linker script discards
8424 section.
8425 (Layout::create_gold_note): Likewise.
8426 (Layout::create_build_id): Likewise. Don't set
8427 after_input_sections on the section.
8428 (Layout::create_executable_stack_info): Remove target parameter.
8429 Change caller.
8430 * layout.h (class Layout): Declare create_notes. Update
8431 declaration of create_executable_stack_info.
8432 * gold.cc (queue_middle_tasks): Call create_notes.
8433 * output.cc (Output_section::update_flags_for_input_section): Move
8434 here from output.h. If SHF_ALLOC flag is newly set, mark address
8435 invalid.
8436 * output.h (Output_data::mark_address_invalid): New function.
8437 (class Output_section): Only declare, not define,
8438 update_flags_for_input_section. Remove set_flags.
8439
55458500
ILT		 84402009-06-24 Ian Lance Taylor <iant@google.com>
8441
8442 * script-sections.cc (Output_section_definition::
8443 set_section_addresses): Rename shadowing local load_address to
8444 laddr.
8445
1307d6cd
ILT		 84462009-06-24 Ian Lance Taylor <iant@google.com>
8447
8448 PR 10244
8449 * reloc.cc (relocate_sections): Skip empty relocation sections.
8450
ec3f783e
ILT		 84512009-06-23 Ian Lance Taylor <iant@google.com>
8452
8453 PR 10156
8454 * layout.cc (Layout::create_note): Use choose_output_section
8455 rather than make_output_section.
8456
459c9f1c
ILT		 84572009-06-23 Ian Lance Taylor <iant@google.com>
8458
8459 PR 10237
8460 * options.cc (General_options::parse_V): Set printed_version_.
8461 (General_options::General_options): Initialize printed_version_.
8462 * options.h (class General_options): Add printed_version_ field.
8463 * gold.cc (queue_initial_tasks): If there are no input files,
8464 don't give a fatal error if we printed the version information.
8465 (queue_middle_tasks): If using -r with a shared object, give a
8466 fatal error rather than an ordinary error.
8467
1518dc8f
ILT		 84682009-06-23 Ian Lance Taylor <iant@google.com>
8469
8470 PR 10219
8471 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8472 (Layout::make_output_section): Set have_stabstr_section_ if we see
8473 a .stab*str section.
8474 (Layout::finalize): Call link_stabs_sections.
8475 (Layout::link_stabs_sections): New file.
8476 * layout.h (class Layout): Add have_stabstr_section_ field.
8477 Declare link_stabs_sections.
8478
3d857b98
DK		 84792009-06-23 Doug Kwan <dougkwan@google.com>
8480
8481 * Makefile.am (libgold_a_LIBADD): New.
8482 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8483 * Makefile.in: Regenerate.
8484 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8485 * configure: Regenerate.
8486 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8487 * fileread.cc: Include sys/state.h
8488 * gold.h: Declare memmem and strndup if found missing.
8489 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8490
0639a6f6
ILT		 84912009-06-23 Ian Lance Taylor <iant@google.com>
8492
8493 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8494 * configure: Rebuild.
8495
8d63875c
ILT		 84962009-06-23 Ian Lance Taylor <iant@google.com>
8497
8498 PR 10147
8499 * object.cc (Object::section_contents): Don't try to get a view if
8500 the section has length zero.
8501 (Object::handle_gnu_warning_section): If the section is empty, use
8502 the name of the section as the warning.
8503
f7c8a183
ILT		 85042009-06-23 Ian Lance Taylor <iant@google.com>
8505
8506 PR 10133
8507 * stringpool.h (class Stringpool_template): Add optimize_ field.
8508 (Stringpool_template::set_optimize): New function.
8509 * stringpool.cc (Stringpool_template::Stringpool_template):
8510 Initialize optimize_ field.
8511 (Stringpool_template::set_string_offsets): Test local optimize
8512 fild rather than parameter.
8513 * layout.cc (Layout::Layout): Call set_optimize on the section
8514 name stringpool.
8515
e6a307ba
ILT		 85162009-06-22 Ian Lance Taylor <iant@google.com>
8517
8518 PR 10030
8519 * yyscript.y: Parse TARGET.
8520 * script.cc (script_set_target): New function.
8521 * script-c.h (script_set_target): Declare.
8522 * options.cc (General_options::string_to_object_format): Rename
8523 from string_to_object_format in anonymous namespace. Change
8524 callers.
8525 * options.h (class General_options): Declare
8526 string_to_object_format.
8527
3ee173de
ILT		 85282009-06-22 Ian Lance Taylor <iant@google.com>
8529
8530 * script-sections.cc (Script_sections::create_segments): Don't put
8531 program headers in a PT_LOAD segment if -n or -N.
8532
85332009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 8534
8535 PR 10141
8536 * options.h (class General_options): Add -z lazy and -z now. Sort
8537 -z options into alphabetical order.
8538 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8539
cd6739a1 85402009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 8541
8542 * layout.cc (Layout::make_output_section): Call
8543 Target::new_output_section.
8544 (Layout::attach_allocated_section_to_segment): Put large section
8545 sections in a separate load segment with the large segment flag
8546 set.
8547 (Layout::segment_precedes): Sort large data segments after other
8548 load segments.
8549 (align_file_offset): New static function.
8550 (Layout::set_segment_offsets): Use align_file_offset.
8551 * output.h (class Output_section): Add is_small_section_ and
8552 is_large_section_ fields.
8553 (Output_section::is_small_section): New function.
8554 (Output_section::set_is_small_section): New function.
8555 (Output_section::is_large_section): New function.
8556 (Output_section::set_is_large_section): New function.
8557 (Output_section::is_large_data_section): New function.
8558 (class Output_segment): Add is_large_data_segment_ field.
8559 (Output_segment::is_large_data_segment): New function.
8560 (Output_segment::set_is_large_data_segment): New function.
8561 * output.cc (Output_section::Output_section): Initialize new
8562 fields.
8563 (Output_segment::Output_segment): Likewise.
8564 (Output_segment::add_output_section): Add assertion that large
8565 data sections always go in large data segments. Force small data
8566 sections to the end of the list of data sections. Force small BSS
8567 sections to the start of the list of BSS sections. For large BSS
8568 sections to the end of the list of BSS sections.
8569 * symtab.h (class Symbol): Declare is_common_shndx.
8570 (Symbol::is_defined): Check Symbol::is_common_shndx.
8571 (Symbol::is_common): Likewise.
8572 (class Symbol_table): Define enum Commons_section_type. Update
8573 declarations. Add small_commons_ and large_commons_ fields.
8574 * symtab.cc (Symbol::is_common_shndx): New function.
8575 (Symbol_table::Symbol_table): Initialize new fields.
8576 (Symbol_table::add_from_object): Put small and large common
8577 symbols in the right list.
8578 (Symbol_table::sized_finalized_symbol): Check
8579 Symbol::is_common_shndx.
8580 (Symbol_table::sized_write_globals): Likewise.
8581 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8582 common symbol lists. Don't call do_allocate_commons_list if the
8583 list is empty.
8584 (Symbol_table::do_allocate_commons_list): Remove is_tls
8585 parameter. Add comons_section_type parameter. Change all
8586 callers. Handle small and large common symbols.
8587 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8588 Symbol::is_common_shndx.
8589 * resolve.cc (symbol_to_bits): Likewise.
8590 * target.h (Target::small_common_shndx): New function.
8591 (Target::small_common_section_flags): New function.
8592 (Target::large_common_shndx): New function.
8593 (Target::large_common_section_flags): New function.
8594 (Target::new_output_section): New function.
8595 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8596 small_common_section_flags, and large_common_section_flags
8597 fields.
8598 (Target::do_new_output_section): New virtual function.
8599 * arm.cc (Target_arm::arm_info): Initialize new fields.
8600 * i386.cc (Target_i386::i386_info): Likewise.
8601 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8602 Likewise.
8603 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8604 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8605 (Target_x86_64::do_new_output_section): New function.
8606 * configure.ac: Define conditional MCMODEL_MEDIUM.
8607 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8608 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8609 (large_LDFLAGS): Define.
8610 * testsuite/large.c: New file.
8611 * testsuite/testfile.cc (Target_test::test_target_info):
8612 Initialize new fields.
8613 * configure, testsuite/Makefile.in: Rebuild.
8614
bb04269c
DK		 86152009-06-05 Doug Kwan <dougkwan@google.com>
8616
8617 * Makefile.am (CCFILES): Add target.cc.
e1df38aa 8618 * Makefile.in: Regenerate.
bb04269c
DK		 8619 * i386.cc (class Target_i386): Define new virtual method to
8620 override do_is_local_label_name in parent.
8621 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8622 local symbols if --discard-locals or -X is given.
8623 * options.h (class General_options): Declare new options
8624 '--discard-locals' and '-X' for discarding locals.
8625 * target.h (class Target): Define new methods is_local_label_name.
8626 Declare new virtual method do_is_local_label_name.
8627 * target.cc: New file.
8628 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8629 (check_SCRIPTS): Add discard_locals_test.sh.
8630 (check_DATA): Add discard_local_tests.syms.
8631 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8632 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8633 * testsuite/Makefile.in: Regenerate.
8634 * testsuite/discard_locals_test.c: New file.
8635 * testsuite/discard_locals_test.sh: Same.
8636
805bb01c
DK		 86372009-06-05 Doug Kwan <dougkwan@google.com>
8638
8639 * object.cc (Sized_relobj::Sized_relobj): Initialize
8640 discarded_eh_frame_shndx_ to -1U.
8641 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8642 section.
8643 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8644 a discarded .eh_frame section.
8645 (Sized_relobj::do_finalize_local_symbols): Ditto.
8646 * object.h (class Sized_relobj): Declare new member
8647 discarded_eh_frame_shndx_.
8648 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8649 (local_labels_test.o, local_labels_test): New rules.
8650 * testsuite/Makefile.in: Regenerate.
8651
1dcd334d
DK		 86522009-06-04 Doug Kwan <dougkwan@google.com>
8653
8654 * layout.cc (Layout::section_name_mapping): Add mapping for
8655 special ARM sections.
8656
96d49306
DK		 86572009-06-03 Doug Kwan <dougkwan@google.com>
8658
8659 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8660 (utils::has_overflow): Same.
8661
dff16297
ILT		 86622009-06-03 Ian Lance Taylor <iant@google.com>
8663
8664 * layout.cc (Layout::section_name_mapping): New array, replacing
8665 Layout::linkonce_mapping.
8666 (Layout::section_name_mapping_count): New variable, replacing
8667 Layout::linkonce_mapping_count.
8668 (Layout::linkonce_output_name): Remove.
8669 (Layout::output_section_name): Rewrite.
8670 * layout.h (class Layout): Rename Linkonce_mapping to
8671 Section_name_mapping, linkonce_mapping to section_name_mapping,
8672 linkonce_mapping_count to section_name_mapping_count. Don't
8673 declare linkonce_output_name.
8674
c121c671
DK		 86752009-06-03 Doug Kwan <dougkwan@google.com>
8676
8677 * gold/arm.cc (namespace utils): New.
8678 (Target_arm::reloc_is_non_pic): Define new method.
8679 (class Arm_relocate_functions): New.
8680 (Target_arm::Relocate::relocate): Handle relocation types used by
8681 Android.
8682
07800fab
ILT		 86832009-06-03 Ian Lance Taylor <iant@google.com>
8684
8685 * arm.cc (Target_arm::scan::global): Use || instead of |.
8686
c121c671
DK		 86872009-06-02 Doug Kwan <dougkwan@google.com>
8688
8689 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8690 issued_non_pic_error_.
8691 (class Target_arm::Scan): Declare new method check_non_pic.
8692 Define new method symbol_needs_plt_entry.
8693 Declare new data member issued_non_pic_error_.
8694 (class Target_arm::Relocate): Declare new method
8695 should_apply_static_reloc.
8696 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8697 (Target_arm::Scan::check_non_pic): Define new method.
8698 (Target_arm::Scan::local): Handle a small subset of reloc types used
8699 by Android.
8700 (Target_arm::Scan::local): Same.
8701 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8702
b19b0c6d
ILT		 87032009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8704
8705 * incremental.cc (Incremental_inputs::report_command_line): Filter
8706 out --incremental-* options.
8707
94cdfcff
DK		 87082009-05-29 Doug Kwan <dougkwan@google.com>
8709
8710 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8711 template class.
8712 (class Target_arm): Update comment.
8713 (Target_arm::Target_arm): Initialize new data members GOT_,
8714 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8715 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8716 and Target_arm::rel_dyn_section.
8717 Declare new_enum Target_arm::Got_type.
8718 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8719 and DYNBSS_.
8720 Update commments for member do_dynsym_value.
8721 (Target_arm::got_size, Target_arm::plt_section,
8722 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8723 new methods inside class defintion.
8724 (Target_arm::got_section): Define new method.
8725 (Target_arm::rel_dyn_section): Same.
8726 (Output_data_plt_arm): New template class.
8727 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8728 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8729 (Output_data_plt_arm::add_entry): Same.
8730 (Output_data_plt_arm::first_plt_entry): Define new
8731 static data member for PLT instruction template.
8732 (Output_data_plt_arm::plt_entry): Same.
8733 (Output_data_plt_arm::do_write): Define new method.
8734 (Target_arm::make_plt_entry): Same.
8735 (Target_arm::do_finalize_sections): Same.
8736 (Target_arm::do_dynsym_value): Same.
8737
4a657b0d
DK		 87382009-05-28 Doug Kwan <dougkwan@google.com>
8739
8740 * Makefile.am (TARGETSOURCES): Add arm.cc.
8741 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8742 * Makefile.in: Regenerate.
8743 * arm.cc: New file.
8744 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8745
e7ae8c36
DK		 87462009-05-26 Doug Kwan <dougkwan@google.com>
8747
8748 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8749 (General_options::check_excluded_libs): Strip off directories in
8750 archive name before matching like GNU ld does.
8751 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8752 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8753 (exclude_libs_test_LDFLAGS): Add linker option
8754 -Wl,--exclude-libs,libexclude_libs_test_3
8755 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8756 an explicit archive without using -l.
8757 (alt/libexclude_libs_test_3.a): New make rule.
8758 * testsuite/Makefile.in: Regenerate.
8759 * testsuite/exclude_libs_test.c : Declare lib3_default().
8760 (main): Call it.
8761 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8762 * exclude_libs_test_3.c: New file.
8763
f12e7348
NC		 87642009-05-26 Nick Clifton <nickc@redhat.com>
8765
8766 * po/id.po: New Indonesian translation.
8767 * po/gold.pot: Updated template file.
8768
4daadc0d
ST		 87692009-05-22 Sriraman Tallam <tmsriram@google.com>
8770
e1df38aa 8771 * testsuite/Makefile.am: Add -ffunction-sections to compile
4daadc0d
ST		 8772 gc_comdat_test files. Add -Wl,--gc-sections to build
8773 gc_comdat_test.
8774 * testsuite/Makefile.in: Regenerate.
8775 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8776
531813ad
ST		 87772009-05-21 Sriraman Tallam <tmsriram@google.com>
8778
8779 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8780 kept comdat section was garbage collected.
8781 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8782 * testsuite/Makefile.in: Regenerate.
8783 * testsuite/gc_comdat_test.sh: New file.
8784 * testsuite/gc_comdat_test_1.cc: New file.
8785 * testsuite/gc_comdat_test_2.cc: New file.
8786
65514900
CC		 87872009-05-19 Doug Kwan <dougkwan@google.com>
8788
8789 * archive.cc (Archive::Archive): Move constructor from archive.h
8790 to here. Initialize no_export_.
8791 (Archive::get_elf_object_for_member): Set no_export flag of object.
8792 * archive.h (Archive::Archive): Move constructor body to
8793 archive.cc.
8794 (Archive::no_export): New method.
8795 (Archive::no_export_): New field.
8796 * object.h (Object::Object): Initialize no_export_ to false.
8797 (Object::no_export, Object::set_no_export): New methods.
8798 (Object::no_export_): New field.
8799 * options.cc (General_options::parse_exclude_libs): New method.
8800 (General_options::check_excluded_libs) Same.
8801 * options.h (exclude_libs): New option.
8802 (General_options::check_excluded_libs): New method declaration.
8803 (General_options::excluded_libs_): New field.
8804 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8805 default or protected visibility if an object has no-export flag set.
8806 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8807 (check_SCRIPTS): Add exclude_libs_test.sh.
8808 (check_DATA): Add exclude_libs_test.syms.
8809 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8810 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8811 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8812 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8813 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8814 libexclude_libs_test_2.a): New rules.
8815 * testsuite/Makefile.in: Regenerate.
8816 * testsuite/exclude_libs_test.c: New file.
8817 * testsuite/exclude_libs_test.sh: Ditto.
8818 * testsuite/exclude_libs_test_1.c: Ditto.
8819 * testsuite/exclude_libs_test_2.c: Ditto.
8820
1b77ea50
ILT		 88212009-05-15 Ian Lance Taylor <iant@google.com>
8822
8823 * configure.ac: Check for declarations for cases where libiberty.h
8824 checks HAVE_DECL_xxx.
8825 * configure, config.in: Rebuild.
8826
072fe7ce
ILT		 88272009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8828
8829 * gold.h (Incremental_argument_list): Remove (invalid) forward
8830 declaration.
8831 * incremental.cc (Incremental_inputs::report_achive): New method.
8832 (Incremental_inputs::report_object): New method.
8833 (Incremental_inputs::report_script): New method.
8834 (Incremental_inputs::finalize_inputs): New method.
8835 (Incremental_inputs::finalize): Call finalize_inputs().
8836 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8837 Create inputs entries.
8838 * incremental.h (Incremental_input_type): New enum.
8839 (Incremental_inputs::Incremental_input): Initialize new fields.
8840 (Incremental_inputs::report_inputs): New method.
8841 (Incremental_inputs::report_achive): New method.
8842 (Incremental_inputs::report_object): New method.
8843 (Incremental_inputs::report_script): New method.
8844 (Incremental_inputs::finalize_inputs): New method.
8845 (Incremental_inputs::Input_info): New struct.
8846 (Incremental_inputs::Input_info_map): New typedef.
8847 (Incremental_inputs::lock_): New field.
8848 (Incremental_inputs::Inputs_): New field.
8849 (Incremental_inputs::Inputs_map): New field.
8850 * main.cc (main): Call Incremental_input::report_inputs.
8851 * options.h (Input_argument_list): Typedef moved from
8852 Input_arguments.
8853 (Input_file_group::Files): Remove, use ::Input_argument_list.
8854 (Input_file_group::Input_argument_list): Remove, use
8855 ::Input_argument_list.
8856 * plugin.cc (Plugin_manager::add_input_file): Add error in
8857 incremental build.
8858 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8859 functions.
8860 * script.cc (read_input_script): Call
8861 Incremental_input::report_script.
8862 * script.h (Script_info): New class.
8863
b0481b0b
ILT		 88642009-04-27 Ian Lance Taylor <iant@google.com>
8865
8866 * x86_64.cc (do_adjust_output_section): Set entsize to
8867 plt_entry_size.
8868
b22a5a41 88692009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 8870
8871 * output.cc (Output_file::close): After short writes, continue
8872 writing from the correct offset in the buffer being written.
8873
40fde488
CD		 88742009-04-23 Chris Demetriou <cgd@google.com>
8875
8876 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8877 * configure: Regenerate.
8878 * config.in: Regenerate.
8879 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8880 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8881
3ce2c28e
ILT		 88822009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8883
8884 * incremental.cc (Incremental_inputs_header_data): Renamed from
8885 Incremental_input_header_data.
8886 (Incremental_inputs_header_data::data_size): New field.
8887 (Incremental_inputs_header_data::put_input_file_count): Renamed
8888 from input_file_count.
8889 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8890 from command_line_offset.
8891 (Incremental_inputs_header_data::put_reserved): Renamed from
8892 put_reserved.
8893 (Incremental_inputs_entry_data): Renamed from
8894 Incremental_input_entry_data.
8895 (Incremental_inputs_entry_data::data_size): New field.
8896 (Incremental_inputs::report_command_line): New method.
8897 (Incremental_inputs::finalize): New method.
8898 (Incremental_inputs::create_incremental_inputs_data): New method.
8899 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8900 * incremental.h: New file.
8901 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8902 (Layout::finalize): Create incremental inputs section in
8903 incremental builds.
8904 (Layout::create_incremental_info_sections): New method.
8905 * layout.h (Layout::incremental_inputs): New method.
8906 (Layout::create_incremental_info_sections): New method.
8907 (Layout::incremental_inputs_): New field.
8908 * main.cc (main): Notify Incremental_input of the command line.
8909
e55bde5e
ILT		 89102009-04-01 Ian Lance Taylor <iant@google.com>
8911 Mikolaj Zalewski <mikolajz@google.com>
8912
8913 * gold.h (reserve_unordered_map): Define, three versions, one for
8914 each version of Unordered_map.
8915 * layout.cc (Layout::Layout): Remove options parameter. Add
8916 number_of_input_files parameter. Don't initialize options_.
8917 Initialize number_of_input_files_ and resized_signatures_. Move
8918 sections_are_attached_.
8919 (Layout::layout_group): Reserve space for group_signatures_.
8920 (Layout::find_or_add_kept_section): Change name parameter to be a
8921 reference. Resize signatures_ map when it gets large enough.
8922 (Layout::layout_eh_frame): Use parameters->options() instead of
8923 this->options_.
8924 (Layout::make_output_section): Likewise.
8925 (Layout::attach_allocated_section_to_segment): Likewise.
8926 (Layout::finalize, Layout::create_executable_stack): Likewise.
8927 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8928 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8929 * layout.h (class Layout): Update declarations. Remove options_
8930 field. Add number_of_input_files_ and resized_signatures_
8931 fields. Move sections_are_attached_ field.
8932 * main.cc (main): Pass number of input files to Layout
8933 constructor. Don't pass options.
8934
154b857c
ILT		 89352009-03-30 Ian Lance Taylor <iant@google.com>
8936
8937 * ffsll.c (ffsll): Correct implementation.
8938
2f35ab9b
ILT		 89392009-03-27 Ian Lance Taylor <iant@google.com>
8940
fd03461a
ILT		 8941 * ffsll.c: New file.
8942 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8943 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8944 * ftruncate.c (ftruncate): Declare before definition.
8945 * mremap.c (mremap): Likewise.
8946 * pread.c (pread): Likewise.
8947 * configure, Makefile.in, config.in: Rebuild.
8948
2f35ab9b
ILT		 8949 * mremap.c: New file.
8950 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8951 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8952 (mremap): Declare if HAVE_MREMAP is not defined.
8953 * configure, Makefile.in, config.in: Rebuild.
8954
33aea2fd
CC		 89552009-03-27 Cary Coutant <ccoutant@google.com>
8956
8957 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8958 position independent.
8959 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8960 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8961
6d479619
CC		 89622009-03-24 Cary Coutant <ccoutant@google.com>
8963
8964 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8965 an executable.
8966 (needs_dynamic_reloc): Likewise.
8967
afc06bb8
ILT		 89682009-03-24 Ian Lance Taylor <iant@google.com>
8969
8970 * yyscript.y (file_cmd): Recognize EXTERN.
8971 (extern_name_list, extern_name_list_body): New nonterminals.
8972 * script.cc (script_add_extern): Define.
8973 * script-c.h (script_add_extern): Declare.
8974
f6060a4d
ILT		 89752009-03-24 Rafael Avila de Espindola <espindola@google.com>
8976
8977 * object.cc (is_elf_object): Define.
8978 * object.h (is_elf_object): Declare.
8979 * archive.cc (Archive::get_elf_object_for_member): Call
8980 is_elf_object.
33aea2fd 8981 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 8982
26736d8e
ILT		 89832009-03-24 Elliott Hughes <enh@google.com>
8984
8985 * output.cc (Output_file::map_anonymous): Define.
8986 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8987 try an anonymous one. Report the size if the mmap fails.
8988 * output.h (class Output_file): Declare map_anonymous.
8989
22fd9730
ILT		 89902009-03-24 Ian Lance Taylor <iant@google.com>
8991
8992 * target-select.cc (instantiate_target): Don't acquire the lock if
8993 the instantiated_target_ field has already been set.
8994
cb010894
ILT		 89952009-03-23 Ian Lance Taylor <iant@google.com>
8996
7f055c20
ILT		 8997 * gold-threads.h (class Initialize_lock): Define.
8998 * gold-threads.cc (class Initialize_lock_once): Define.
8999 (initialize_lock_control): New static variable.
9000 (initialize_lock_pointer): New static variable.
9001 (initialize_lock_once): New static function.
9002 (Initialize_lock::Initialize_lock): Define.
9003 (Initialize_lock::initialize): Define.
9004 * target-select.h: Include "gold-threads.h".
9005 (class Target_selector): Add lock_ and initialize_lock_ fields.
9006 Don't define instantiate_target, just declare it.
9007 * target-select.cc (Target_selector::Target_selector): Initialize
9008 new fields.
9009 (Target_selector::instantiate_target): Define.
9010 * descriptors.h: Include "gold-threads.h".
9011 (class Descriptors): Add initialize_lock_ field.
9012 * descriptors.cc (Descriptors::Descriptors): Initialize new
9013 field.
9014 (Descriptors::open): Use initialize_lock_ field
9015 * errors.h (class Errors): Add initialize_lock_ field.
9016 * errors.cc (Errors::Errors): Initialize new field.
9017 (Errors::initialize_lock): Use initialize_lock_ field.
9018 * powerpc.cc (class Target_selector_powerpc): Remove
9019 instantiated_target_ field. In do_recognize call
9020 instantiate_target rather than do_instantiate_target. In
9021 do_instantiate_target just allocate a new target.
9022 * sparc.cc (class Target_selector_sparc): Likewise.
9023
36959681
ILT		 9024 * freebsd.h: New file.
9025 * i386.cc: Include "freebsd.h".
9026 (Target_i386): Derive from Target_freebsd rather than
9027 Sized_target.
9028 (Target_selector_i386): Derive from Target_selector_freebsd rather
9029 than Target_selector.
9030 * x86_64.cc: Include "freebsd.h".
9031 (Target_x86_64): Derive from Target_freebsd rather than
9032 Sized_target.
9033 (Target_selector_x86_64): Derive from Target_selector_freebsd
9034 rather than Target_selector.
9035 * target.h (class Target): Add adjust_elf_header and
9036 do_adjust_elf_header.
9037 * output.cc (Output_file_header:: do_sized_write): Call target
9038 adjust_elf_header routine.
9039 * configure.tgt: Set targ_osabi.
9040 * configure.ac: Define GOLD_DEFAULT_OSABI.
9041 * parameters.cc (Parameters::default_target): Pass
9042 GOLD_DEFAULT_OSABI to select_target.
9043 * target-select.h (class Target_selector): Make instantiate_target
9044 protected rather than private.
9045 * Makefile.am (HFILES): Add freebsd.h.
9046 * configure, Makefile.in, config.in: Rebuild.
9047
cb010894
ILT		 9048 * merge.cc (do_add_input_section): Correct pend value. Change
9049 message about last entry not being null terminated from error to
9050 warning.
9051
0e879927
ILT		 90522009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9053
9054 * incremental.cc: New file.
9055 * Makefile.am (CCFILES): Add incremental.cc.
9056 * Makefile.in: Rebuild.
9057
41105937
PP		 90582009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9059
9060 * layout.cc (Layout::output_section_name): Preserve names
9061 of '.note.' sections.
e1df38aa 9062
60439920
ILT		 90632009-03-19 Ian Lance Taylor <iant@google.com>
9064
9065 * descriptors.cc (Descriptors::open): Check that the options are
9066 valid before using them.
9067
0d371ad3
ILT		 90682009-03-18 Ian Lance Taylor <iant@google.com>
9069
9070 * script-sections.h: Include <list>.
9071 (class Script_sections): Change Sections_elements from std::vector
9072 to std::list. Typedef public Elements_iterator. Add
9073 orphan_section_placement_, data_segment_align_start_, and
9074 saw_data_segment_align_ fields. Remove data_segment_align_index_
9075 field.
9076 * script-sections.cc (class Orphan_section_placement): New class.
9077 (class Sections_element): Add virtual functions is_relro and
9078 orphan_section_init. Remove virtual function place_orphan_here.
9079 (class Output_section_definition): Add is_relro and
9080 orphan_section_init. Remove place_orphan_here.
9081 (class Orphan_output_section): Likewise.
9082 (Script_sections::Script_sections): Update for field changes.
9083 (Script_sections::data_segment_align): Set saw_data_segment_align_
9084 and data_segment_align_start_, not data_segment_align_index.
9085 (Script_sections::data_segment_relro_end): Check
9086 saw_data_segment_align_. Use data_segment_align_start_ rather
9087 than data_segment_align_index_.
9088 (Script_sections::place_orphan): Rewrite to use
9089 Orphan_section_placement.
9090
9201d894
ILT		 90912009-03-17 Ian Lance Taylor <iant@google.com>
9092
9c5b8369
ILT		 9093 * archive.cc (Archive::add_symbols): Check for a version attached
9094 to the symbol name in the archive map.
9095 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9096 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9097 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9098 (ver_test_11.a): New target.
9099 * testsuite/Makefile.in: Rebuild.
9100
9201d894
ILT		 9101 * configure.ac: Check for chsize and posix_fallocate. Replace
9102 ftruncate.
9103 * ftruncate.c: New file, from gnulib.
9104 * output.cc (posix_fallocate): Define dummy version if not
9105 HAVE_POSIX_FALLOCATE.
9106 (Output_file::map): Call posix_fallocate rather than lseek and
9107 write.
9108 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9109 * configure, Makefile.in, config.in: Rebuild.
9110
ef4ab7a8 91112009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
e1df38aa 9112
ef4ab7a8
PP		 9113 * layout.h (Layout::create_note): Add section_name parameter.
9114 * layout.cc (Layout::create_note): Likewise.
9115 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
e1df38aa 9116
8c500701
ILT		 91172009-03-17 Ian Lance Taylor <iant@google.com>
9118
e85b18e1
ILT		 9119 * descriptors.cc: Include "options.h".
9120 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9121 (Descriptors::open): Always use O_CLOEXEC when opening a new
9122 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9123 then set FD_CLOEXEC.
9124
9efe6174
ILT		 9125 * sparc.cc (class Target_sparc): Add has_got_section.
9126 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9127 make sure we have a GOT section.
9128
9129 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9130 (Target_sparc::Scan::local): Likewise.
9131 (Target_sparc::Scan::global): Likewise.
9132 (Target_sparc::Relocate::relocate): Likewise.
9133 (Target_sparc::Relocate::relocate_tls): Likewise.
9134
8c500701
ILT		 9135 * symtab.cc (Symbol_table::define_default_version): New function,
9136 broken out of add_from_object.
9137 (Symbol_table::add_from_object): Call define_default_version.
9138 (Symbol_table::define_special_symbol): Add resolve_oldsym
9139 parameter. Change all callers. If the version for a symbol comes
9140 from a version script, resolve it with the symbol with the same
9141 name with no version. Also add the symbol without a version if
9142 appropriate.
9143 (do_define_in_output_data): If resolving with oldsym, don't delete
9144 sym.
9145 (do_define_in_output_segment): Likewise.
9146 (do_define_as_constant): Likewise.
9147 * symtab.h (class Symbol_table): Update declarations.
9148
f1ed28fb
ILT		 91492009-03-13 Ian Lance Taylor <iant@google.com>
9150
15f8229b
ILT		 9151 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9152 (Read_symbols::requeue): New function.
9153 (Read_symbols::do_read_symbols): If make_elf_object fails because
9154 the target type is not configured, and the file was searched for,
9155 issue a warning and retry with the next directory.
9156 (Add_symbols::run): If the file has an incompatible format, and
9157 it was searched for, requeue the Read_symbols task. On error,
9158 release the object.
9159 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9160 dirindex parameter to constructor. Change all callers. Declare
9161 incompatible_warning and requeue.
9162 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9163 input_argument_ and input_group_ fields. Add them to
9164 constructor. Change all callers.
9165 (class Read_script): Add dirindex_ field. Add it to constructor.
9166 Change all callers.
9167 * archive.cc (Archive::setup): Remove input_objects parameter.
9168 Change all callers.
9169 (Archive::get_file_and_offset): Likewise.
9170 (Archive::read_all_symbols): Likewise.
9171 (Archive::read_symbols): Likewise.
9172 (Archive::get_elf_object_for_member): Remove input_objects
9173 parameter. Add punconfigured parameter. Change all callers.
9174 (Archive::add_symbols): Change return type to bool. Check return
9175 value of include_member.
9176 (Archive::include_all_members): Likewise.
9177 (Archive::include_member): Change return type to bool. Return
9178 false if first included object has incompatible target. Set
9179 included_member_ field.
9180 (Add_archive_symbols::run): If add_symbols returns false, requeue
9181 Read_symbols task.
9182 * archive.h (class Archive): Add included_member_ field.
9183 Initialize it in constructor. Add input_file and searched_for
9184 methods. Update declarations.
9185 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9186 input_argument_ fields. Add them to constructor. Change all
9187 callers.
9188 * script.cc: Include "target-select.h".
9189 (class Parser_closure): Add skip_on_incompatible_target_ and
9190 found_incompatible_target_ fields. Add
9191 skip_on_incompatible_target parameter to constructor. Change all
9192 callers. Add methods skip_on_incompatible_target,
9193 clear_skip_on_incompatible_target, found_incompatible_target, and
9194 set_found_incompatible_target.
9195 (read_input_script): Add dirindex parameter. Change all callers.
9196 If parser finds an incompatible target, requeue Read_symbols
9197 task.
9198 (script_set_symbol): Clear skip_on_incompatible_target in
9199 closure.
9200 (script_add_assertion, script_parse_option): Likewise.
9201 (script_start_sections, script_add_phdr): Likewise.
9202 (script_check_output_format): New function.
9203 * script.h (read_input_script): Update declaration.
9204 * script-c.h (script_check_output_format): Declare.
9205 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9206 (ignore_cmd): Remove OUTPUT_FORMAT.
9207 * fileread.cc (Input_file::Input_file): Add explicit this.
9208 (Input_file::will_search_for): New function.
9209 (Input_file::open): Add pindex parameter. Change all callers.
9210 * fileread.h (class Input_file): Add input_file_argument method.
9211 Declare will_search_for. Update declarations.
9212 * object.cc (make_elf_object): Add punconfigured parameter.
9213 Change all callers.
9214 * object.h (class Object): Make input_file public. Add
9215 searched_for method.
9216 (make_elf_object): Update declaration.
9217 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9218 restart search.
9219 * dirsearch.h (class Dirsearch): Update declaration.
9220 * options.h (class General_options): Add --warn-search-mismatch.
9221 * parameters.cc (Parameters::is_compatible_target): New function.
9222 * parameters.h (class Parameters): Declare is_compatible_target.
9223 * workqueue.cc (Workqueue::add_blocker): New function.
9224 * workqueue.h (class Workqueue): Declare add_blocker.
9225
f1ed28fb
ILT		 9226 * fileread.cc (Input_file::open): Remove options parameter.
9227 Change all callers.
9228 (Input_file::open_binary): Likewise.
9229 * script.cc (read_input_script): Likewise.
9230 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9231 options parameter from constructor. Change all callers.
9232 (class Read_script): Likewise.
9233 * fileread.h (class Input_file): Update declarations.
9234 * script.h (read_input_script): Update declaration.
9235
34dd024a
NC		 92362009-03-10 Nick Clifton <nickc@redhat.com>
9237
9238 * po/es.po: New Spanish translation.
9239
6d71b17c
CC		 92402009-03-06 Cary Coutant <ccoutant@google.com>
9241
9242 * options.cc (parse_short_option): Keep dash_z from registering itself.
9243
031cdbed
ILT		 92442009-03-03 Ian Lance Taylor <iant@google.com>
9245
9246 PR 9918
9247 * target-reloc.h (relocate_section): Pass output_section to
9248 relocate.
9249 * i386.cc (Target_i386::should_apply_static_reloc): Add
9250 output_section parameter. Change all callers.
9251 (Target_i386::Relocate::relocate): Add output_section parameter.
9252 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9253 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9254 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9255 * testsuite/two_file_shared.sh: New script.
9256 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9257 (check_DATA): Add two_file_shared.dbg.
9258 (two_file_shared.dbg): New target.
9259 * testsuite/Makefile.in: Rebuild.
9260
15d5fa16
ILT		 92612009-03-01 Ian Lance Taylor <iant@google.com>
9262
9263 * configure.ac: Check for byteswap.h.
9264 * configure: Rebuild.
9265 * config.in: Rebuild.
9266
8a4c0b0d
ILT		 92672009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9268
9269 * layout.cc (Layout::find_or_add_kept_section): New function.
9270 (Layout::add_comdat): Removed.
9271 * layout.h (struct Kept_section): Move out of class Layout.
9272 Remove trailing underscores from field names. Add group_sections
9273 field. Rename group_ field to is_group. Change all uses.
9274 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9275 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9276 comdat_groups_ field.
9277 (Sized_relobj::include_section_group): Use
9278 find_or_add_kept_section and Kept_section::group_sections.
9279 (Sized_relobj::include_linkonce_section): Likewise.
9280 * object.cc (class Sized_relobj): Don't define Comdat_group or
9281 Comdat_group_table. Remove find_comdat_group and
9282 add_comdat_group. Remove comdat_groups_ field.
9283 * plugin.cc (include_comdat_group): Use
9284 Layout::find_or_add_kept_section.
9285
b4ecf66b
ILT		 92862009-02-28 Ian Lance Taylor <iant@google.com>
9287
14359ca0
ILT		 9288 * README: --gc-sections and map files are now supported. Document
9289 some build requirements.
9290
b4ecf66b
ILT		 9291 PR 6992
9292 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9293 relocatable link set the value of the section symbol to zero.
9294 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9295 relocatable link don't include the section address in the local
9296 symbol value.
9297
0602e05a
ILT		 92982009-02-27 Ian Lance Taylor <iant@google.com>
9299
fd9d194f
ILT		 9300 PR 6811
9301 * options.h (class Search_directory): Add is_system_directory.
9302 (class General_options): Declare is_in_system_directory.
9303 * options.cc (get_relative_sysroot): Make static.
9304 (get_default_sysroot): Make static.
9305 (General_optoins::is_in_system_directory): New function.
9306 * fileread.cc (Input_file::is_in_system_directory): New function.
9307 * fileread.h (class Input_file): Declare is_in_system_directory.
9308 * object.h (class Object): Add is_in_system_directory.
9309 (class Input_objects): Remove system_library_directory_ field.
9310 * object.cc (Input_objects::add_object): Don't set
9311 system_library_directory_.
9312 (input_objects::found_in_system_library_directory): Remove.
9313 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9314 parameter. Change all callers.
9315 (Symbol_table::sized_write_globals): Likewise.
9316 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9317 Call Object::is_in_system_directory.
9318 * symtab.h (class Symbol_table): Update declarations.
9319
61edd21f
ILT		 9320 PR 5990
9321 * descriptors.h (Open_descriptor): Add is_on_stack field.
9322 * descriptors.cc (Descriptors::open): If the descriptor is on the
9323 top of the stack, remove it. Initialize is_on_stack field.
9324 (Descriptors::release): Only add pod to stack if it is not on the
9325 stack already.
9326 (Descriptors::close_some_descriptor): Clear stack_next and
9327 is_on_stack fields.
9328
e29e076a
ILT		 9329 PR 7091
9330 * output.cc (Output_section::find_starting_output_address): Rename
9331 from starting_output_address; add PADDR parameter; change return
9332 type.
9333 * output.h (class Output_section): Declare
9334 find_starting_output_address instead of starting_output_address.
9335 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9336 section symbol for which we can't find a merge section.
9337
0602e05a
ILT		 9338 PR 9836
9339 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9340 hidden or internal, force the symbol to be local.
9341 * resolve.cc (Symbol::override_visibility): Define.
9342 (Symbol::override_base): Use override_visibility.
9343 (Symbol_table::resolve): Likewise.
9344 (Symbol::override_base_with_special): Likewise.
9345 (Symbol_table::override_with_special): If the visibility is hidden
9346 or internal, force the symbol to be local.
9347 * symtab.h (class Symbol): Add set_visibility and
9348 override_visibility.
9349 * testsuite/ver_test_1.sh: New file.
9350 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9351 (check_DATA): Add ver_test_1.syms.
9352 (ver_test_1.syms): New target.
9353 * testsuite/Makefile.in: Rebuild.
9354
401a9a73
CC		 93552009-02-25 Cary Coutant <ccoutant@google.com>
9356
9357 * layout.cc (Layout::choose_output_section): Don't rename sections
9358 when using a linker script that has a SECTIONS clause.
9359 * Makefile.in: Regenerate.
9360
9361 * testsuite/Makefile.am (script_test_5.sh): New test case.
9362 * testsuite/Makefile.in: Regenerate.
9363 * testsuite/script_test_5.cc: New file.
9364 * testsuite/script_test_5.sh: New file.
9365 * testsuite/script_test_5.t: New file.
9366
f488e4b0
CC		 93672009-02-13 Rafael Avila de Espindola <espindola@google.com>
9368
9369 * archive.cc (Archive::include_member): Update calls to add_symbols.
9370 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9371 the Layout argument.
9372 * dynobj.h (do_add_symbols): Add the Layout argument.
9373 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9374 Layout argument.
9375 * object.h (Object::add_symbols): Add the Layout argument.
9376 (Object::do_add_symbols): Add the Layout argument.
9377 (Sized_relobj::do_add_symbols): Add the Layout argument.
9378 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9379 Unify the two versions.
9380 (Add_plugin_symbols): Remove.
9381 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9382 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9383 (Add_plugin_symbols): Remove.
9384 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9385 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9386 (Add_symbols::run): Make it work with Pulginobj.
9387
89dd1680
ILT		 93882009-02-06 Ian Lance Taylor <iant@google.com>
9389
9390 * object.cc (Sized_relobj::do_layout): Make info message start
9391 with lower case letter.
9392
266d0a74
ILT		 93932009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9394
602b464e
ILT		 9395 * binary.cc: Fix file comment.
9396
266d0a74
ILT		 9397 * options.h (enum Incremental_disposition): Define.
9398 (class General_options): Add new options: --incremental,
9399 --incremental_changed, --incremental_unchanged,
9400 --incremental_unknown. Add incremental_disposition_ and
9401 implicit_incremental_ fields.
9402 (General_options::incremental_disposition): New function.
9403 (class Position_dependent_options): Add incremental_disposition
9404 option.
9405 (Position_dependent_options::copy_from_options): Set incremental
9406 dispositions.
9407 * options.cc (General_options::parse_incremental_changed): New
9408 function.
9409 (General_options::parse_incremental_unchanged): New function.
9410 (General_options::parse_incremental_unknown): New function.
9411 (General_options::General_options): Initialize new fields
9412 incremental_disposition_ and implicit_incremental_.
9413 (General_options::finalize): Check for uasge of --incremental-*
9414 without --incremental.
9415
f073bbf7
CD		 94162009-02-06 Chris Demetriou <cgd@google.com>
9417
9418 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9419 pointer and to report location as the file name associated with
9420 the symbol.
9421 (gold_undefined_symbol_at_location): New function to replace the
9422 old gold_undefined_symbol functionality.
9423 * target-reloc.h (relocate_section): Update to use
9424 gold_undefined_symbol_at_location.
9425 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9426 Call gold_undefined_symbol function rather than gold_error.
9427 * errors.h (Errors::undefined_symbol): Take location as a
9428 string, rather than calculating it from a relocation.
9429 * errors.cc (Errors::fatal): Print "fatal error:" before the
9430 formatted message.
9431 (Errors::error, Errors::error_at_location): Print "error: "
9432 before the formatted message.
9433 (Errors::undefined_symbol): Take location as a string, rather
9434 than calculating it from a relocation.
9435 (gold_undefined_symbol_at_location): New function akin to
9436 old gold_undefined_symbol, calculates location from relocation.
9437 (gold_undefined_symbol): Change to take only a Symbol pointer
9438 and to report location as the file name associated with the symbol.
9439 * testsuite/debug_msg.sh: Update for changed error messages.
9440 * testsuite/undef_symbol.sh: Likewise.
9441
8e94a90c
ILT		 94422009-02-04 Duncan Sands <baldrick@free.fr>
9443
9444 PR 9812
9445 * reduced_debug_output.h
9446 (Output_reduced_debug_abbrev_section::failed): Use format for
9447 gold_warning.
9448 (Output_reduced_debug_info_section::faild): Likewise.
9449
88a0e15b
ILT		 94502009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9451
9452 * script.cc (Lazy_demangler): New class.
9453 (Version_script_info::get_symbol_version_helper): Demangle a
9454 symbol only once.
9455
5efc7cd2
CC		 94562009-01-29 Cary Coutant <ccoutant@google.com>
9457
9458 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9459 to __tls_get_addr.
9460 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9461
e0ebcf42
ILT		 94622009-01-28 Ian Lance Taylor <iant@google.com>
9463
5efc7cd2 9464 * version.cc (version_string): Bump to 1.9.
75fe7426 9465
e0ebcf42
ILT		 9466 * gold.h: Include <cstring> and <stdint.h>.
9467 * version.cc: Include <cstdio>.
9468 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9469 warning.
9470 * reduced_debug_output.cc (insert_into_vector): Rename from
9471 Insert_into_vector; change all callers. Use Swap_unaligned to
9472 avoid aliasing issue; remove union since it is unnecessary.
9473
8e2813be 94742009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 9475
9476 * Makefile.am (CCFILES): Add gc.cc.
9477 (HFILES): Add gc.h.
9478 * Makefile.in: Regenerate.
9479 * gold.cc (Gc_runner): New class.
9480 (queue_initial_tasks): Call garbage collection related tasks
9481 when corresponding options are invoked.
9482 (queue_middle_gc_tasks): New function.
9483 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9484 processed early before laying out sections during garbage collection.
9485 * gold.h (queue_middle_gc_tasks): New function.
9486 (is_prefix_of): Move from "layout.cc".
9487 * i386.cc (Target_i386::gc_process_relocs): New function.
9488 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9489 * main.cc (main): Create object of class "Garbage_collection".
9490 * object.cc (Relobj::copy_symbols_data): New function.
9491 (Relobj::is_section_name_included): New function.
e1df38aa
NC		 9492 (Sized_relobj::do_layout): Allow this function to be called twice
9493 during garbage collection and defer layout of section during the
6d03d481
ST		 9494 first call.
9495 * object.h (Relobj::get_symbols_data): New function.
9496 (Relobj::is_section_name_included): New function.
9497 (Relobj::copy_symbols_data): New function.
9498 (Relobj::set_symbols_data): New function.
9499 (Relobj::get_relocs_data): New function.
9500 (Relobj::set_relocs_data): New function.
9501 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9502 (Relobj::gc_process_relocs): New function.
9503 (Relobj::do_gc_process_relocs): New pure virtual function.
9504 (Relobj::sd_): New data member.
9505 (Sized_relobj::is_output_section_offset_invalid): New function.
9506 (Sized_relobj::do_gc_process_relocs): New function.
9507 * options.h (General_options::gc_sections): Modify to not be a no-op.
9508 (General_options::print_gc_sections): New option.
9509 * plugin.cc (Plugin_finish::run): Remove function call to
9510 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9511 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9512 * reloc.cc (Read_relocs::run): Add task to process relocs and
9513 determine unreferenced sections when doing garbage collection.
9514 (Gc_process_relocs): New class.
9515 (Sized_relobj::do_gc_process_relocs): New function.
9516 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9517 sections that are garbage collected.
9518 * reloc.h (Gc_process_relocs): New class.
9519 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9520 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9521 symbols whose corresponding sections are garbage collected.
9522 (Symbol_table::Symbol_table): Add new parameter for the garbage
9523 collection object.
9524 (Symbol_table::gc_mark_undef_symbols): New function.
9525 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9526 (Symbol_table::gc_mark_dyn_syms): New function.
9527 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9528 as garbage.
9529 (Symbol_table::add_from_object): Likewise.
9530 (Symbol_table::add_from_relobj): When building shared objects, do not
9531 treat externally visible symbols as garbage.
9532 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9533 table information for static and relocatable links.
9534 * symtab.h (Symbol_table::set_gc): New function.
9535 (Symbol_table::gc): New function.
9536 (Symbol_table::gc_mark_undef_symbols): New function.
9537 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9538 (Symbol_table::gc_mark_dyn_syms): New function.
9539 (Symbol_table::gc_): New data member.
e1df38aa 9540 * target.h (Sized_target::gc_process_relocs): New pure virtual
6d03d481
ST		 9541 function.
9542 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9543 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9544
3b293544
CF		 95452009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9546
9547 * options.h (General_options::gc_sections): Define as a no-op for now.
9548 (General_options::no_keep_memory): Ditto.
9549 (General_options::Bshareable): Define.
9550 * options.cc (General_options::finalize): Honor -Bshareable.
9551
83d22aa8
AS		 95522009-01-20 Andreas Schwab <schwab@suse.de>
9553
9554 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9555 read the value in the contents, since we don't use it. Use the
9556 template endianness when writing.
9557 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9558
cd536b21
AS		 95592009-01-19 Andreas Schwab <schwab@suse.de>
9560
9561 * configure.tgt (powerpc64-*): Fix targ_obj.
9562
99e9a495
ILT		 95632009-01-15 Ian Lance Taylor <iant@google.com>
9564
9565 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9566 local symbols when stripping all symbols.
9567
bbbfea06
CC		 95682009-01-14 Cary Coutant <ccoutant@google.com>
9569
99e9a495 9570 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 9571
0f7c0701
CC		 95722009-01-14 Cary Coutant <ccoutant@google.com>
9573
9574 * archive.cc (Archive::get_elf_object_for_member): Remove call
9575 to File_read::claim_for_plugin.
9576 * descriptors.cc (Descriptors::open): Remove reference to
9577 is_claimed.
9578 (Descriptors::claim_for_plugin): Remove.
9579 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9580 (Descriptors::is_claimed): Remove.
9581 (claim_descriptor_for_plugin): Remove.
9582 * fileread.cc (File_read::claim_for_plugin): Remove.
9583 * fileread.h (File_read::claim_for_plugin): Remove.
9584 (File_read::descriptor): Reopen descriptor if necessary.
9585 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9586 (Plugin_manager::all_symbols_read): Add task parameter. Change
9587 all callers.
9588 (Plugin_manager::get_input_file): New function.
9589 (Plugin_manager::release_input_file): New function.
9590 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9591 corresponding data member.
9592 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9593 and pass to base constructor. Change all callers.
9594 (get_input_file, release_input_file): New functions.
9595 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9596 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9597 (Plugin_manager::all_symbols_read): Add task parameter.
9598 (Plugin_manager::get_input_file): New function.
9599 (Plugin_manager::release_input_file): New function.
9600 (Plugin_manager::task_): New data member.
9601 (Pluginobj::Pluginobj): Add filesize parameter.
9602 (Pluginobj::filename): New function.
9603 (Pluginobj::descriptor): New function.
9604 (Pluginobj::filesize): New function.
9605 (Pluginobj::filesize_): New data member.
9606 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9607 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9608 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9609
9610 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9611 with archive libraries.
9612 * testsuite/Makefile.in: Regenerate.
9613 * testsuite/plugin_test.c (struct sym_info): New type.
9614 (get_input_file, release_input_file): New static variables.
9615 (onload): Capture new transfer vector entries.
9616 (claim_file_hook): Stop reading at end of file according to filesize.
9617 Factor out parsing of readelf output into separate function.
9618 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9619 APIs and get the source file name from the symbol table. Convert
9620 source file name to corresponding object file name. Print info
9621 message when adding new input files.
9622 (parse_readelf_line): New function.
9623 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9624 * testsuite/plugin_test_2.sh: Likewise.
9625 * testsuite/plugin_test_3.sh: Likewise.
9626 * testsuite/plugin_test_4.sh: New test case.
9627
62a6d109
ILT		 96282009-01-07 Ian Lance Taylor <iant@google.com>
9629
9630 * version.cc (version_string): Bump to 1.8.
9631
483620e8
CC		 96322008-12-23 Cary Coutant <ccoutant@google.com>
9633
9634 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9635 * plugin.cc (Plugin_manager::finish): Rename as
9636 layout_deferred_objects. Move cleanup to separate function.
9637 (Plugin_manager::cleanup): New function.
9638 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9639 separately.
9640 * plugin.h (Plugin_manager::finish): Rename as
9641 layout_deferred_objects.
9642 (Plugin_manager::cleanup): New function.
9643 (Plugin_manager::cleanup_done): New field.
9644
d66a9eb3
CC		 96452008-12-23 Cary Coutant <ccoutant@google.com>
9646
9647 * plugin.cc (is_visible_from_outside): New function.
9648 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9649 so we don't return "IR only" status for exported symbols or -r links.
9650
9651 * testsuite/Makefile.am (plugin_test_3): New test case.
9652 * testsuite/Makefile.in: Regenerate.
9653 * testsuite/plugin_test_3.sh: New file.
9654
5995b570
CC		 96552008-12-22 Cary Coutant <ccoutant@google.com>
9656
9657 * object.cc (Sized_relobj::layout_section): New function.
9658 (Sized_relobj::do_layout): Defer layout of input sections until after
9659 plugin has provided replacement files.
9660 (Sized_relobj::do_layout_deferred_sections): New function.
9661 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9662 (Relobj::layout_deferred_sections): New function.
9663 (Relobj::do_layout_deferred_sections): New function.
9664 (Sized_relobj::do_layout_deferred_sections): New function.
9665 (Sized_relobj::layout_section): New function.
9666 (Sized_relobj::Deferred_layout): New structure.
9667 (Sized_relobj::deferred_layout_): New field.
9668 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9669 Change all callers. Layout deferred sections.
9670 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9671 references.
9672 (Plugin_hook::run): Move code from do_plugin_hook inline.
9673 (Plugin_hook::do_plugin_hook): Remove.
9674 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9675 (Plugin_manager::finish): Renamed, was cleanup.
9676 (Plugin_manager::should_defer_layout): New function.
9677 (Plugin_manager::add_deferred_layout_object): New function.
9678 (Plugin_manager::Deferred_layout_list): New type.
9679 (Plugin_manager::deferred_layout_objects_): New field.
9680 (Plugin_hook::do_plugin_hook): Remove.
9681
ee769c88
ILT		 96822008-12-17 Ian Lance Taylor <iant@google.com>
9683
9684 * options.h (class General_options): Add --no case for
9685 --export-dynamic.
9686
abc8dcba
CC		 96872008-12-16 Cary Coutant <ccoutant@google.com>
9688
9689 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9690 vector.
9691 (Plugin_manager::claim_file): Create plugin object even if
9692 plugin did not call the add_symbols callback.
9693 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9694 asking for more symbols than were added.
9695 * testsuite/Makefile.am (plugin_test_1): Add test case with
9696 no global symbols.
9697 (empty.syms): New target.
9698 * testsuite/Makefile.in: Regenerate.
9699 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9700 message. Don't call add_symbols if no globals.
9701 (all_symbols_read_hook): Don't provide replacement for empty
9702 claimed file.
9703
b0074644
ILT		 97042008-12-12 Ian Lance Taylor <iant@google.com>
9705
68943102
ILT		 9706 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9707 r_type == 0 for a local symbol with r_sym == 0.
9708 (scan_relocatable_relocs): Pass r_sym to
9709 local_non_section_strategy.
9710 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9711 r_sym parameter.
9712
b0074644
ILT		 9713 * configure.ac: Update test for TLS descriptors: they are
9714 supported as of glibc 2.9.
9715 * configure: Rebuild.
9716
c2508178
ILT		 97172008-12-11 Ian Lance Taylor <iant@google.com>
9718
9719 PR 7091
9720 * target-reloc.h (Default_scan_relocatable_relocs): For each
9721 function, map r_type == 0 to RELOC_DISCARD.
9722
2756a258
CC		 97232008-12-10 Cary Coutant <ccoutant@google.com>
9724
9725 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9726 object to override a kept COMDAT group from a plugin object.
9727
bb6f53d3
ILT		 97282008-12-09 Ian Lance Taylor <iant@google.com>
9729
fbc558e1
ILT		 9730 PR 7088
9731 * yyscript.y (file_cmd): Handle INPUT.
9732
bb6f53d3
ILT		 9733 * testsuite/initpri1.c: Change all declarations to be full
9734 prototypes by adding void, to avoid compiler warnings.
9735
4674ecfc
CC		 97362008-12-05 Rafael Avila de Espindola <espindola@google.com>
9737
9738 * options.cc (General_options::parse_plugin_opt): New.
9739 (General_options::add_plugin): The argument now is just the filename.
9740 (General_options::add_plugin_option): New.
9741 * options.h (plugin_opt): New.
9742 (add_plugin): Change argument name.
9743 (add_plugin_option): New.
9744 * plugin.cc (Plugin::load): Don't parse the plugin option.
9745 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9746 (Plugin::add_option): New.
9747 (Plugin::args_): Change type.
9748 (Plugin::filename_): New.
9749 (Plugin_manager::add_plugin_option): New.
9750 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9751 * testsuite/Makefile.in: Regenerate.
9752
fd06b4aa
CC		 97532008-12-05 Cary Coutant <ccoutant@google.com>
9754
9755 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9756 Handle --strip-lto-sections option.
9757 * options.h (strip_lto_sections): New option.
9758
6c52134c
CC		 97592008-12-01 Cary Coutant <ccoutant@google.com>
9760
9761 * plugin.cc (ld_plugin_message): Change format parameter to const.
9762 Fix mismatch between new[] and delete.
9763
a45248e0
CC		 97642008-11-14 Cary Coutant <ccoutant@google.com>
9765
9766 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9767 instead of -1U.
9768
c82fbeee
CS		 97692008-11-05 Craig Silverstein <csilvers@google.com>
9770
9771 * options.cc (General_options::parse_dynamic_list): New function.
9772 * options.h (General_options): New flags dynamic_list,
9773 dynamic_list_data, dynamic_list_cpp_new, and
9774 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9775 (General_options::in_dynamic_list): New function.
9776 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9777 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9778 (Lex::can_continue_name): Likewise.
9779 (yylex): Likewise.
9780 (read_script_file): New parameter script_options.
9781 (read_dynamic_list): New function.
9782 (Script_options::define_dynamic_list): New function.
9783 (dynamic_list_keyword_parsecodes): New variable.
9784 (dynamic_list_keywords): New variable.
9785 * script.h (Script_options::define_dynamic_list): New function
9786 prototype.
9787 (read_dynamic_list): New function prototype.
9788 * symtab.cc (strprefix): New macro.
9789 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9790 dynamic_list_data, dynamic_list_cpp_new, and
9791 dynamic_list_cpp_typeinfo.
9792 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9793 (dynamic_list_expr): New rule.
9794 (dynamic_list_nodes): Likewise.
9795 (dynamic_list_node): Likewise.
9796 * testsuite/Makefile.am (dynamic_list): New test.
9797 * testsuite/Makefile.in: Regenerated.
9798 * testsuite/dynamic_list.t: New file.
9799 * testsuite/dynamic_list.sh: New file.
9800
e0bb29a5
CS		 98012008-11-05 Craig Silverstein <csilvers@google.com>
9802
9803 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9804 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9805 (t11_last): Likewise.
9806 * testsuite/ver_test_6.c (main): Likewise.
9807
4e1e25e0
CC		 98082008-10-07 Cary Coutant <ccoutant@google.com>
9809
9810 * options.c (General_options::finalize): Add check for -static and
9811 -shared.
9812 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9813 is not empty.
9814
92f03fcb
CC		 98152008-10-02 Cary Coutant <ccoutant@google.com>
9816
9817 * plugin.cc (make_sized_plugin_object): Fix conditional
9818 compilation to work when not all targets are enabled.
9819
fbd8a257
CC		 98202008-09-29 Cary Coutant <ccoutant@google.com>
9821
9822 * archive.cc (Archive::get_file_and_offset): Use filename instead
9823 of name to get library path.
9824 (Archive::include_member): Unlock external member of a thin archive.
9825
9826 * testsuite/Makefile.am (TEST_AR): New variable.
9827 (thin_archive_test_1): New test.
9828 (thin_archive_test_2): New test.
81636b3f
CC		 9829 * testsuite/Makefile.in: Regenerate.
9830 * testsuite/thin_archive_main.cc: New file.
9831 * testsuite/thin_archive_test_1.cc: New file.
9832 * testsuite/thin_archive_test_2.cc: New file.
9833 * testsuite/thin_archive_test_3.cc: New file.
9834 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 9835
eff45813
CC		 98362008-09-29 Cary Coutant <ccoutant@google.com>
9837
9838 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9839 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9840 instead of -1U.
9841 (Sized_relobj::do_finalize_local_symbols): Likewise.
9842 (Sized_relobj::map_to_kept_section): Likewise.
9843 * object.h (Sized_relobj::invalid_address): New constant.
9844 (Sized_relobj::do_output_section_offset): Check for invalid_address
9845 and return -1ULL.
9846 * output.cc (Output_reloc::local_section_offset): Use constant
9847 invalid_address instead of -1U.
9848 (Output_reloc::get_address): Likewise.
9849 (Output_section::output_address): Change -1U to -1ULL.
9850 * output.h (Output_reloc::invalid_address): New constant.
9851 * reloc.cc (Sized_relobj::write_sections): Use constant
9852 invalid_address instead of -1U.
9853 (Sized_relobj::relocate_sections): Likewise.
9854 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9855 values for merge sections.
9856 * target-reloc.h (relocate_for_relocatable): Use constant
9857 invalid_address instead of -1U.
9858
89fc3421
CC		 98592008-09-19 Cary Coutant <ccoutant@google.com>
9860
9861 Add plugin functionality for link-time optimization (LTO).
9862 * configure.ac (plugins): Add --enable-plugins option.
9863 * configure: Regenerate.
9864 * config.in: Regenerate.
9865 * Makefile.am (LIBDL): New variable.
9866 (CCFILES): Add plugin.cc.
9867 (HFILES): Add plugin.h.
9868 (ldadd_var): Add LIBDL.
9869 * Makefile.in: Regenerate.
9870
9871 * archive.cc: Include "plugin.h".
9872 (Archive::setup): Don't preread archive symbols when using a plugin.
9873 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9874 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9875 files.
9876 (Archive::include_member): Add symbols from plugin objects.
9877 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9878 * descriptors.cc (Descriptors::open): Check for file descriptors
9879 abandoned by plugins.
9880 (Descriptors::claim_for_plugin): New function.
9881 * descriptors.h (Descriptors::claim_for_plugin): New function.
9882 (Open_descriptor::is_claimed): New field.
9883 (claim_descriptor_for_plugin): New function.
9884 * fileread.cc (File_read::claim_for_plugin): New function.
9885 * fileread.h (File_read::claim_for_plugin): New function.
9886 (File_read::descriptor): New function.
9887 * gold.cc: Include "plugin.h".
9888 (queue_initial_tasks): Add task to call plugin hooks for generating
9889 new object files.
9890 * main.cc: Include "plugin.h".
9891 (main): Load plugin libraries.
9892 * object.h (Pluginobj): Declare.
9893 (Object::pluginobj): New function.
9894 (Object::do_pluginobj): New function.
9895 (Object::set_target): New function.
9896 * options.cc: Include "plugin.h".
9897 (General_options::parse_plugin): New function.
9898 (General_options::General_options): Initialize plugins_ field.
9899 (General_options::add_plugin): New function.
9900 * options.h (Plugin_manager): Declare.
9901 (General_options): Add --plugin option.
9902 (General_options::has_plugins): New function.
9903 (General_options::plugins): New function.
9904 (General_options::add_plugin): New function.
9905 (General_options::plugins_): New field.
9906 * plugin.cc: New file.
9907 * plugin.h: New file.
9908 * readsyms.cc: Include "plugin.h".
9909 (Read_symbols::do_read_symbols): Check for archive before checking
9910 for ELF file. Call plugin hooks to claim files.
9911 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9912 from a real object file; force override when processing replacement
9913 files.
9914 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9915 (Symbol::init_base_object): Likewise.
9916 (Symbol::init_base_output_data): Likewise.
9917 (Symbol::init_base_output_segment): Likewise.
9918 (Symbol::init_base_constant): Likewise.
9919 (Symbol::init_base_undefined): Likewise.
9920 (Symbol::output_section): Assert that object is not a plugin.
9921 (Symbol_table::add_from_pluginobj): New function.
9922 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9923 undefined.
9924 (Symbol_table::sized_write_globals): Likewise.
9925 (Symbol_table::add_from_pluginobj): Instantiate template.
9926 * symtab.h (Sized_pluginobj): Declare.
9927 (Symbol::in_real_elf): New function.
9928 (Symbol::set_in_real_elf): New function.
9929 (Symbol::in_real_elf_): New field.
9930 (Symbol_table::add_from_pluginobj): New function.
9931
9932 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9933 (LIBDL): New variable.
9934 (LDADD): Add LIBDL.
9935 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9936 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9937 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9938 (MOSTLYCLEANFILES): Likewise.
9939 * testsuite/Makefile.in: Regenerate.
9940 * testsuite/plugin_test.c: New file.
9941 * testsuite/plugin_test_1.sh: New file.
9942 * testsuite/plugin_test_2.sh: New file.
9943
de31bda5
ILT		 99442008-09-16 Ian Lance Taylor <iant@google.com>
9945
9c2d0ef9
ILT		 9946 * target-reloc.h (relocate_section): Check whether a symbol is
9947 defined by the ABI before reporting an undefined symbol error.
9948 * target.h (Target::is_defined_by_abi): Make parameter const.
9949 (Target::do_is_defined_by_abi): Likewise.
9950 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9951 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9952 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9953 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9954 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9955 * testsuite/Makefile.in: Rebuild.
9956
de31bda5
ILT		 9957 * fileread.cc (make_view): Add casts to avoid warning.
9958
9fa33bee
AO		 99592008-09-16 Alexandre Oliva <aoliva@redhat.com>
9960
9961 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9962 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9963
183fd0e3
AO		 99642008-09-16 Alexandre Oliva <aoliva@redhat.com>
9965
9966 * options.h (General_options::output_is_executable): New.
9967 (General_options::output_is_pie): New.
9968 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9969 for shared libraries.
9970 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9971
7be8330a
CD		 99722008-09-11 Chris Demetriou <cgd@google.com>
9973
9974 * options.h (origin): New -z option.
9975 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9976 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9977 in DT_FLAGS_1.
9978
a9caad02
CC		 99792008-09-05 Cary Coutant <ccoutant@google.com>
9980
9981 * fileread.cc (File_read::make_view): Add check for attempt to map
9982 beyond end of file.
9983
ae6dce4d
CC		 99842008-09-05 Cary Coutant <ccoutant@google.com>
9985
9986 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9987 explicit instantiations.
9988
d7ab2a47
KVH		 99892008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9990
9991 PR gold/6858
9992 * options.cc (General_options::finalize): Allow undefined symbols
9993 in shlibs if linking -shared.
9994
9995 PR gold/6859
9996 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9997 symbols as not needing a dynsym entry.
9998
1e52a9c1
CS		 99992008-08-20 Craig Silverstein <csilvers@google.com>
10000
10001 * fileread.cc (File_read::open): Do not lock the file unless it
10002 was successfully opened.
10003
d85c80a3
CC		 100042008-08-14 Cary Coutant <ccoutant@google.com>
10005
10006 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10007 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10008 * testsuite/tls_test.cc (struct int128): 128-bit struct
10009 for testing TLS relocs with non-zero addend.
10010 (v12): New TLS variable.
10011 (t12): New test.
10012 (t_last): Add check for v12.
10013 * testsuite/tls_test.h (t12): New function.
10014 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10015
2d924fd9
ILT		 100162008-08-13 Ian Lance Taylor <iant@google.com>
10017
10018 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10019 set tls_segment_ or relro_segment_.
10020 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10021 when appropriate.
10022 * output.h (Output_section::clear_is_relro): New function.
10023 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10024 sections specially even when output_data_ is empty.
10025 (Output_segment::maximum_alignment): When first section is relro,
10026 only force alignment for PT_LOAD segments.
10027 * script.cc (script_data_segment_align): New function.
10028 (script_data_segment_relro_end): New function.
10029 * script-c.h (script_data_segment_align): Declare.
10030 (script_data_segment_relro_end): Declare.
10031 * script-sections.h (class Script_sections): Declare
10032 data_segment_align and data_segment_relro_end. Add fields
10033 segment_align_index_ and saw_relro_end_.
10034 * script-sections.cc (class Sections_element): Add set_is_relro
10035 virtual function. Add new bool* parameter to place_orphan_here.
10036 Add get_output_section virtual function.
10037 (class Output_section_definition): Add set_is_relro. Add new
10038 bool* parameter to place_orphan_here. Add get_output_section.
10039 Add is_relro_ field.
10040 (Output_section_definition::Output_section_definition): Initialize
10041 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10042 and is_relro_ fields.
10043 (Output_section_definition::place_orphan_here): Add is_relro
10044 parameter.
10045 (Output_section_definition::set_section_addresses): Set relro for
10046 output section.
10047 (Output_section_definition::alternate_constraint): Likewise.
10048 (class Orphan_output_section): Add new bool* parameter to
10049 place_orphan_here. Add get_output_section.
10050 (Orphan_output_section::place_orphan_here): Add is_relro
10051 parameter.
10052 (Script_sections::Script_sections): Initialize
10053 data_segment_align_index_ and saw_relro_end_.
10054 (Script_sections::data_segment_align): New function.
10055 (Script_sections::data_segment_relro_end): New function.
10056 (Script_sections::place_orphan): Set or clear is_relro.
10057 (Script_sections::set_section_addresses): Force alignment of first
10058 TLS section.
10059 * yyscript.y (exp): Call script_data_segment_align and
10060 script_data_segment_relro_end.
10061 * testsuite/relro_script_test.t: New file.
10062 * testsuite/relro_test.cc (using_script): Declare.
10063 (t1, t2): Test using_script.
10064 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10065 (relro_script_test_SOURCES): Define.
10066 (relro_script_test_DEPENDENCIES): Define.
10067 (relro_script_test_LDFLAGS): Define.
10068 (relro_script_test_LDADD): Define.
10069 (relro_script_test.so): New target.
10070 * testsuite/Makefile.in: Rebuild.
10071
f827c9a9
CC		 100722008-08-06 Cary Coutant <ccoutant@google.com>
10073
10074 * archive.cc (Archive::total_archives, Archive::total_members)
10075 (Archive::total_members_loaded): New variables.
10076 (Archive::setup): Add parameter. Add option to preread
10077 archive symbols.
10078 (Archive::read_armap): Add counter.
10079 (Archive::get_file_and_offset): New function.
10080 (Archive::get_elf_object_for_member): New function.
10081 (Archive::read_all_symbols): New function.
10082 (Archive::read_symbols): New function.
10083 (Archive::add_symbols): Add counters.
10084 (Archive::include_all_members): Use armap to find members if it's
10085 already built.
10086 (Archive::include_member): Skip reading symbols if already read.
10087 Factored code into Archive::get_file_and_offset and
10088 Archive::get_elf_object_for_member. Changed call to
10089 Mapfile::report_include_archive_member.
10090 (Archive::print_stats): New function.
10091 * archive.h: Declare Object and Read_symbols_data classes.
10092 (Archive::Archive): Add initializers for new members.
10093 (Archive::setup): Add parameter.
10094 (Archive::print_stats): New function.
10095 (Archive::total_archives, Archive::total_members)
10096 (Archive::total_members_loaded): New variables.
10097 (Archive::get_file_and_offset): New function.
10098 (Archive::get_elf_object_for_member): New function.
10099 (Archive::read_all_symbols): New function.
10100 (Archive::read_symbols): New function.
10101 (Archive::Archive_member): New class.
10102 (Archive::members_): New member.
10103 (Archive::num_members_): New member.
10104 * main.cc: Include archive.h.
10105 (main): Call Archive::print_stats.
10106 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10107 archive parameter; member_name is now the fully-decorated name.
10108 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10109 * options.h: (General_options): Add --preread-archive-symbols option.
10110 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10111 Archive::setup.
10112
de4c45bd
ILT		 101132008-08-04 Ian Lance Taylor <iant@google.com>
10114
10115 * symtab.h (Symbol::use_plt_offset): New function.
10116 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10117 * powerpc.cc (Relocate::relocate): Likewise.
10118 * sparc.cc (Relocate::relocate): Likewise.
10119 * x86_64.cc (Relocate::relocate): Likewise.
10120 * testsuite/weak_plt.sh: New test.
10121 * testsuite/weak_plt_main.cc: New test.
10122 * testsuite/weak_plt_shared.cc: New test.
10123 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10124 (check_PROGRAMS): Add weak_plt.
10125 (check_DATA): Add weak_plt_shared.so.
10126 (weak_plt_main_pic.o, weak_plt): New targets.
10127 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10128 * testsuite/Makefile.in: Rebuild.
10129
10130 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10131 gcctestdir/ld.
10132 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10133 * testsuite/Makefile.in: Rebuild.
10134
323ee3f4
AM		 101352008-08-04 Alan Modra <amodra@bigpond.net.au>
10136
10137 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10138 * Makefile.in: Regenerate.
10139 * po/POTFILES.in: Regenerate.
10140
7c07ecec
ILT		 101412008-07-29 Ian Lance Taylor <iant@google.com>
10142
10143 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10144 symbols before other symbols.
10145 * testsuite/script_test_2.cc (test_addr): Declare.
10146 (test_addr_alias): Declare.
10147 (main): Check that test_addr and test_addr_alias have the right
cd536b21 10148 values.
7c07ecec
ILT		 10149 * testsuite/script_test_2.t: Define test_addr_alias and
10150 test_addr.
10151
5778530e
ILT		 101522008-07-24 Ian Lance Taylor <iant@google.com>
10153
2a00e4fb
ILT		 10154 PR 5990
10155 * descriptors.cc: New file.
10156 * descriptors.h: New file.
10157 * gold-threads.h (class Hold_optional_lock): New class.
10158 * fileread.cc: Include "descriptors.h".
10159 (File_read::~File_read): Release descriptor rather than closing
10160 it.
10161 (File_read::open) [file]: Call open_descriptor rather than open.
10162 Set is_descriptor_opened_.
10163 (File_read::open) [memory]: Assert that descriptor is not open.
10164 (File_read::reopen_descriptor): New function.
10165 (File_read::release): Release descriptor.
10166 (File_read::do_read): Make non-const. Reopen descriptor.
10167 (File_read::read): Make non-const.
10168 (File_read::make_view): Reopen descriptor.
10169 (File_read::do_readv): Likewise.
10170 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10171 Update declarations.
10172 * layout.cc: Include "descriptors.h".
10173 (Layout::create_build_id): Use open_descriptor rather than open.
10174 * output.cc: Include "descriptors.h".
10175 (Output_file::open): Use open_descriptor rather than open.
10176 * archive.cc (Archive::const_iterator): Change Archive to be
10177 non-const.
10178 (Archive::begin, Archive::end): Make non-const.
10179 (Archive::count_members): Likewise.
10180 * archive.h (class Archive): Update declarations.
10181 * object.h (Object::read): Make non-const.
10182 * Makefile.am (CCFILES): Add descriptors.cc.
10183 (HFILES): Add descriptors.h.
10184 * Makefile.in: Rebuild.
10185
801647d1
ILT		 10186 PR 6716
10187 * gold.h: Always include <clocale>. Add Solaris workarounds
10188 following code in binutils/sysdep.h.
10189
5edd166e
ILT		 10190 PR 6048
10191 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10192 this->eh_frame_hdr_ is NULL before using it.
10193
c89ad728
ILT		 10194 * dynobj.cc (Versions::Versions): Update comment.
10195
aa86f06b
ILT		 10196 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10197 the base version name.
10198
5778530e
ILT		 10199 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10200 array size plus one.
10201 (Stringpool_template::set_string_offsets): Subtract one from key
10202 before using it as an array index.
10203 (Stringpool_template::get_offset_with_length): Likewise.
10204 (Stringpool_template::write_to_buffer): Likewise.
10205 * stringpool.h (Stringpool_template::get_offset_from_key):
10206 Likewise.
10207
057ead22
ILT		 102082008-07-23 Ian Lance Taylor <iant@google.com>
10209
7f649c59
ILT		 10210 PR 6658
10211 * object.h (Merged_symbol_value::value): Do our best to handle a
10212 negative addend.
10213
057ead22
ILT		 10214 PR 6647
10215 * script.cc (Version_script_info::get_versions): Don't add empty
10216 version tag to return value.
10217 (Version_script_info::get_symbol_version_helper): Change return
10218 type to bool. Add pversion parameter. Change all callers.
10219 (script_register_vers_node): Don't require a non-NULL tag.
10220 * script.h (class Version_script_info): Update declarations.
10221 (Version_script_info::get_symbol_version): Change return type to
10222 bool. Add version parameter. Change all callers.
10223 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10224 handling. Handle an empty version from a version script.
10225 (Symbol_table::define_special_symbol): Likewise.
10226 * testsuite/ver_test_10.script: New file.
10227 * testsuite/ver_test_10.sh: New file.
10228 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10229 (check_DATA): Add ver_test_10.syms.
10230 (ver_test_10.syms, ver_test_10.so): New target.
10231 * testsuite/Makefile.in: Rebuild.
10232
58e54ac2
CD		 102332008-07-23 Simon Baldwin <simonb@google.com>
10234
10235 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10236 to zero for undefined symbols from dynamic libraries.
10237
95d14cd3
ILT		 102382008-07-23 Ian Lance Taylor <iant@google.com>
10239
10240 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10241 Change all callers.
10242 * symtab.h (class Symbol_table): Update declaration.
10243 * testsuite/ver_test_9.cc: New file.
10244 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10245 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10246 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10247 (ver_test_9.so, ver_test_9.o): New targets.
10248 * testsuite/Makefile.in: Rebuild.
10249
92de84a6
ILT		 102502008-07-22 Ian Lance Taylor <iant@google.com>
10251
34810851
ILT		 10252 * options.h (class General_options): Define --check-sections.
10253 * layout.cc (Layout::set_segment_offsets): Handle
10254 --check-sections.
10255
af6156ef
ILT		 10256 * options.h (class General_options): Define -n/--nmagic and
10257 -N/--omagic.
10258 * options.cc (General_options::finalize): For -n/--nmagic or
10259 -N/--omagic, set -static.
10260 * layout.cc (Layout::attach_allocated_section_to_segment): If
10261 -N/--omagic, don't put read-only and read-write sections in
10262 different segments.
10263 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10264 finding a read-only segment.
10265 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10266 don't set the minimum segment alignment to the common page size,
10267 and don't set the file offset to the address modulo the page size.
10268 * script-sections.cc (Script_sections::create_segments): If
10269 -n/--omagic, don't put read-only and read-write sections in
10270 different segments.
10271
92de84a6
ILT		 10272 * cref.cc: New file.
10273 * cref.h: New file.
10274 * options.h (class General_options): Add --print-symbol-counts.
10275 * main.cc (main): Issue defined symbol report if requested.
10276 * archive.cc (Archive::interpret_header): Make into a const member
10277 function.
10278 (Archive::add_symbols): Call Input_objects::archive_start and
10279 archive_stop.
10280 (Archive::const_iterator): Define new class.
10281 (Archive::begin, Archive::end): New functions.
10282 (Archive::include_all_members): Rewrite to use iterator.
10283 (Archive::count_members): New function.
10284 * archive.h (class Archive): Update declarations.
10285 (Archive::filename): New function.
10286 * object.cc: Include "cref.h".
10287 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10288 (Sized_relobj::do_get_global_symbol_counts): New function.
10289 (Input_objects::add_object): Add object to cross-referencer.
10290 (Input_objects::archive_start): New function.
10291 (Input_objects::archive_stop): New function.
10292 (Input_objects::print_symbol_counts): New function.
10293 * object.h: Declare Cref and Archive.
10294 (Object::get_global_symbol_counts): New function.
10295 (Object::do_get_global_symbol_counts): New pure virtual function.
10296 (class Sized_relobj): Add defined_count_ field. Update
10297 declarations.
10298 (class Input_objects): Add cref_ field. Update constructor.
10299 Update declarations.
10300 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10301 defined_count_.
10302 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10303 symbol counts.
10304 (Sized_dynobj::do_get_global_symbol_counts): New function.
10305 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10306 defined_count_. Update declarations. Define Symbols typedef.
10307 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10308 parameter. Change all callers.
10309 (Symbol_table::add_from_dynobj): Add sympointers and defined
10310 parameters. Change all callers.
10311 * symtab.h (class Symbol_table): Update declarations.
10312 * Makefile.am (CCFILES): Add cref.cc.
10313 (HFILES): Add cref.h.
10314 * Makefile.in: Rebuild.
10315
3f7c5e1d
CD		 103162008-07-22 Simon Baldwin <simonb@google.com>
10317
10318 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10319 to zero when writing undefined symbols.
10320
e0b64032
ILT		 103212008-07-22 Ian Lance Taylor <iant@google.com>
10322
10323 * output.cc (Output_section::add_input_section): Don't try to
10324 merge empty merge sections.
10325
096b02cf
CS		 103262008-07-21 Craig Silverstein <csilvers@google.com>
10327
10328 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10329 Include symbol version in error message.
cd536b21 10330
1d1f116d
CD		 103312008-07-20 Chris Demetriou <cgd@google.com>
10332
cd536b21 10333 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 10334 (RANDOM_SEED_CFLAGS): New substituted variable.
10335 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10336 * configure: Rebuild.
10337 * Makefile.in: Likewise.
10338 * testsuite/Makefile.in: Likewise.
10339
a18f591e
ILT		 103402008-07-18 Ian Lance Taylor <iant@google.com>
10341
10342 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10343 where we see NAME/NULL and NAME/VERSION as separate symbols.
10344 * testsuite/ver_test_main.cc (main): Call t4.
10345 (t4, t4_2a): Define.
10346 * testsuite/ver_test_2.cc (t4_2): Define.
10347 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10348 * testsuite/ver_test_4.cc (t4_2a): Define.
10349 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10350 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10351
c6e3f6ed
ILT		 103522008-07-17 Ian Lance Taylor <iant@google.com>
10353
10354 * dynobj.cc (Versions::add_def): If we give an error about a
10355 missing version, go ahead and create the version anyhow.
10356
ef9beddf
ILT		 103572008-07-10 Ian Lance Taylor <iant@google.com>
10358
10359 Handle output sections with more than 0x7fffffff bytes.
10360 * object.h (class Relobj): Change map_to_output_ to
10361 output_sections_, and just keep a section pointer. Change all
10362 uses. Move comdat group support to Sized_relobj.
10363 (Relobj::is_section_specially_mapped): Remove.
10364 (Relobj::output_section): Remove poff parameter. Change all
10365 callers.
10366 (Relobj::output_section_offset): New function.
10367 (Relobj::set_section_offset): Rewrite.
10368 (Relobj::map_to_output): Remove.
10369 (Relobj::output_sections): New function.
10370 (Relobj::do_output_section_offset): New pure virtual function.
10371 (Relobj::do_set_section_offset): Likewise.
10372 (class Sized_relobj): Add section_offsets_ field. Add comdat
10373 group support from Relobj. Update declarations.
10374 (Sized_relobj::get_output_section_offset): New function.
10375 (Sized_relobj::do_output_section_offset): New function.
10376 (Sized_relobj::do_set_section_offset): New function.
10377 * object.cc (Relobj::output_section_address): Remove.
10378 (Sized_relobj::Sized_relobj): Initialize new fields.
10379 (Sized_relobj::include_section_group): Cast find_kept_object to
10380 Sized_relobj.
10381 (Sized_relobj::include_linkonce_section): Likewise.
10382 (Sized_relobj::do_layout): Use separate arrays for output section
10383 and output offset.
10384 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10385 output_sections.
10386 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10387 output_sections and section_offsets.
10388 (Sized_relobj::write_local_symbols): Likewise.
10389 (map_to_kept_section): Compute output address directly.
10390 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10391 output_sections and section_offsets.
10392 (Sized_relobj::write_sections): Likewise.
10393 (Sized_relobj::relocate_sections): Likewise.
10394 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10395 * output.h (class Output_reloc): Update declarations. Change
10396 u2_.relobj to Sized_relobj*.
10397 (class Output_data_reloc): Change add functions to use
10398 Sized_relobj*.
10399 * output.cc (Output_reloc::Output_reloc): Change relobj to
10400 Sized_relobj*.
10401 (Output_reloc::local_section_offset): Change return type to
10402 Elf_Addr. Use get_output_section_offset.
10403 (Output_reloc::get_address): Likewise.
10404 (Output_section::is_input_address_mapped): Don't call
10405 is_section_specially_mapped.
10406 (Output_section::output_offset): Likewise.
10407 (Output_section::output_address): Likewise.
10408 (Output_section::starting_output_address): Likewise.
10409 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10410 parameter to Sized_relobj*.
10411 (Copy_relocs::need_copy_reloc): Likewise.
10412 (Copy_relocs::save): Likewise.
10413 * copy-relocs.h (class Copy_relocs): Update declarations.
10414 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10415 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10416 * target-reloc.h (relocate_for_relocatable): Change
10417 offset_in_output_section type to Elf_Addr. Change code that uses
10418 it as well.
10419 * layout.cc (Layout::layout): Always set *off.
10420 * mapfile.cc (Mapfile::print_input_section): Use
10421 output_section_offset.
10422 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10423 Sized_relobj*.
10424 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10425 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10426 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10427
5cb66f97
ILT		 104282008-07-03 Ian Lance Taylor <iant@google.com>
10429
10430 * layout.cc (Layout::include_section): Do not discard unrecognized
10431 SHT_STRTAB sections.
10432
afe47622
CS		 104332008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10434
10435 * script.cc (Lex::can_continue_name): Make '?' allowable in
10436 version-script names.
10437 * testsuite/version_script.map: Change glob pattern to use '?'
10438
5adf9721
ILT		 104392008-06-30 Manish Singh <yosh@gimp.org>
10440
10441 PR 6585
10442 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10443 Correct typo.
10444
e6fde208
ILT		 104452008-06-30 Ian Lance Taylor <iant@google.com>
10446
10447 PR 6660
10448 PR 6682
10449 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10450 versions]: Don't try to read the value in the contents, since we
10451 don't use it. Use the template endianness when writing.
10452
3f2e6a2d
CC		 104532008-06-25 Cary Coutant <ccoutant@google.com>
10454
10455 * fileread.cc (File_read::make_view): Assert on zero-length view.
10456 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10457 symbol table when there are no symbols to read.
10458
c43d3a48
CS		 104592008-06-23 Craig Silverstein <csilvers@google.com>
10460
10461 * version.cc (version_string): Bump to 1.7
10462
5f494ea0
CS		 104632008-06-18 Craig Silverstein <csilvers@google.com>
10464
10465 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10466 constant 0xFFFF to type Valtype.
10467 (Powerpc_relocate_functions::rel16_ha): Likewise.
10468
c42e122e
ILT		 104692008-06-17 Ian Lance Taylor <iant@google.com>
10470
f34787f8
ILT		 10471 * output.h (Output_section::Input_section): Initialize p2align_ to
10472 zero for Output_section_data constructors.
10473 (Output_section::Input_section::addralign): If not an input
10474 section, return the alignment of the Output_section_data.
10475 * testsuite/copy_test.cc: New file.
10476 * testsuite/copy_test_1.cc: New file.
10477 * testsuite/copy_test_2.cc: New file.
10478 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10479 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10480 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10481 (copy_test_1_pic.o, copy_test_1.so): New targets.
10482 (copy_test_2_pic.o, copy_test_2.so): New targets.
10483 * testsuite/Makefile.in: Rebuild.
10484
c42e122e
ILT		 10485 * script-sections.cc (Script_sections::place_orphan): Initialize
10486 local variable exact.
10487
ce3ac18a
DE		 104882008-06-13 David Edelsohn <edelsohn@gnu.org>
10489
10490 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10491
42cacb20
DE		 104922008-06-12 David Edelsohn <edelsohn@gnu.org>
10493 David S. Miller <davem@davemloft.net>
10494
10495 * powerpc.cc: New file.
10496 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10497 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10498 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10499 * Makefile.in: Rebuild.
10500
7b308235
ILT		 105012008-06-09 Ian Lance Taylor <iant@google.com>
10502
10503 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10504 <exception>.
10505 (throwing, orig_terminate): New static variables.
10506 (terminate_handler): New static function.
10507 (t2): Set terminate handler.
10508
f0b886e3
ILT		 105092008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10510
10511 PR 6584
cd536b21 10512 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 10513 alignment.
10514
3e90f135
CC		 105152008-05-30 Cary Coutant <ccoutant@google.com>
10516
10517 * archive.cc (Archive::include_all_members) Correct to step
10518 over symbol table and extended name table in thin archives.
10519
e09ad04a
ILT		 105202008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10521
10522 PR 6407
10523 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10524 calculation.
10525
62b01cb5
ILT		 105262008-05-28 Caleb Howe <cshowe@google.com>
10527
10528 * reduced_debug_output.cc: New file.
10529 * reduced_debug_output.h: New file.
92de84a6 10530 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 10531 * options.cc (General_options::finalize): Add strip_debug_non_line
10532 to the strip heirarchy.
10533 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10534 fields.
10535 * layout.cc: Include "reduced_debug_output.h".
10536 (Layout::Layout): Initialize new fields.
10537 (line_only_debug_sections): New static array.
10538 (is_lines_only_debug_sections): New static inline function.
10539 (Layout::include_section): Handle --strip-debug-non-line.
10540 (Layout::make_output_section): If --strip-debug-non-line, build
10541 new output sections for .debug_abbrev and .debug_info.
10542 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10543 gold. Warn about possible overflow.
10544 (read_signed_LEB_128): Likewise.
10545 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10546 (read_signed_LEB_128): Declare.
10547 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10548 (HFILES): Add reduced_debug_output.h.
10549 * Makefile.in: Rebuild.
10550
7d9e3d98
ILT		 105512008-05-21 Ian Lance Taylor <iant@google.com>
10552
10553 * mapfile.cc: New file.
10554 * mapfile.h: New file.
10555 * options.h (class General_options): Add -M/--print-map and -Map.
10556 * options.cc (General_options::finalize): Make -M equivalent to
10557 -Map -.
10558 * main.cc: Include <cstdio> and "mapfile.h".
10559 (main): Open mapfile if requested.
10560 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10561 constructor. Change caller.
10562 (queue_initial_tasks): Add mapfile parameter. Change caller.
10563 (queue_middle_tasks): Likewise.
10564 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10565 declarations.
10566 * archive.cc: Include "mapfile.h".
10567 (Archive::add_symbols): Add mapfile parameter. Change all
10568 callers. Pass mapfile, symbol, and reason to include_member.
10569 (Archive::include_all_members): Add mapfile parameter. Change all
10570 callers.
10571 (Archive::include_member): Add mapfile, sym, and why parameters.
10572 Change all callers. Report inclusion to map file.
10573 * archive.h: Include "fileread.h".
10574 (class Archive): Update declarations.
10575 (Archive::file): New const method.
10576 (class Add_archive_symbols): Add mapfile_ field. Update
10577 constructor. Change all callers.
10578 * readsyms.h (class Read_symbols): Likewise.
10579 (class Finish_group): Likewise.
10580 (class Read_script): Likewise.
10581 * common.cc: Include "mapfile.h".
10582 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10583 all callers.
10584 (Symbol_table::do_allocate_commons): Likewise.
10585 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10586 symbol allocation to mapfile.
10587 * common.h (class Allocate_commons_task): Add mapfile_ field.
10588 Update constructor. Change all callers.
10589 * symtab.h (class Symbol_table): Update declarations.
10590 * layout.cc: Include "mapfile.h".
10591 (Layout_task_runner::run): Print information to mapfile.
10592 (Layout::create_gold_note): Change Output_data_fixed_space to
10593 Output_data_zero_fill.
10594 (Layout::create_build_id): Likewise.
10595 (Layout::print_to_mapfile): New function.
10596 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10597 constructor. Change caller.
10598 (class Layout): Declare print_to_mapfile.
10599 * output.cc (Output_section::Input_section::print_to_mapfile): New
10600 function.
10601 (Output_section::add_input_section): If producing a map, always
10602 add to input_sections_ list.
10603 (Output_section::do_print_to_mapfile): New function.
10604 (Output_segment::print_sections_to_mapfile): New function.
10605 (Output_segment::print_section_list_to_mapfile): New function.
10606 * output.h: Include "mapfile.h".
10607 (Output_data::print_to_mapfile): New function.
10608 (Output_data::do_print_to_mapfile): New virtual function.
10609 (Output_segment_headers::do_print_to_mapfile): New function.
10610 (Output_file_header::do_print_to_mapfile): New function.
10611 (Output_data_const::do_print_to_mapfile): New function.
10612 (class Output_data_const_buffer): Add map_name_ field. Update
10613 constructor. Change all callers. Add do_print_to_mapfile
10614 function.
10615 (class Output_data_fixed_space): Likewise.
10616 (class Output_data_space): Likewise.
10617 (class Output_data_zero_fill): New class.
10618 (Output_data_strtab::do_print_to_mapfile): New function.
10619 (Output_data_reloc_base::do_print_to_mapfile): New function.
10620 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10621 (Output_data_group::do_print_to_mapfile): New function.
10622 (Output_data_got::do_print_to_mapfile): New function.
10623 (Output_data_dynamic::do_print_to_mapfile): New function.
10624 (Output_symtab_xindex::do_print_to_mapfile): New function.
10625 (class Output_section): Declare do_print_to_mapflie. Declare
10626 print_to_mapfile in Input_section.
10627 (class Output_segment): Declare new functions.
10628 * object.h (Sized_relobj::symbol_count): New function.
10629 * script-sections.cc
10630 (Output_section_element_dot_assignment::set_section_addresses):
10631 Change Output_data_fixed_space to Output_data_zero_fill.
10632 (Output_data_expression::do_print_to_mapfile): New function.
10633 * script.cc (read_input_script): Add mapfile parameter. Change
10634 all callers.
10635 * script.h (read_input_script): Update declaration.
10636 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10637 (Eh_frame::do_print_to_mapfile): New function.
10638 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10639 (Output_merge_string::do_print_to_mapfile): New function.
10640 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10641 function.
10642 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10643 function.
10644 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10645 function.
10646 * Makefile.am (CCFILES): Add mapfile.cc.
10647 (HFILES): Add mapfile.h.
10648 * Makefile.in: Rebuild.
10649
9f1d377b
ILT		 106502008-05-19 Ian Lance Taylor <iant@google.com>
10651
10652 * options.h (class General_options): Add -z relro.
10653 * layout.cc (Layout::Layout): Initialize relro_segment_.
10654 (Layout::add_output_section_data): Return the output section.
10655 (Layout::make_output_section): Rcognize relro sections and mark
10656 them appropriately.
10657 (Layout::attach_allocated_section_to_segment): Put relro sections
10658 in a PT_GNU_RELRO segment.
10659 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10660 section as relro.
10661 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10662 PT_TLS segments.
10663 (Layout::linkonce_mapping): Map d.rel.ro.local to
10664 .data.rel.ro.local.
10665 (Layout::output_section_name): Us .data.rel.ro.local for any
10666 section which begins with that.
10667 * layout.h (class Layout): Update add_output_section_data
10668 declaration. Add relro_segment_ field.
10669 * output.cc (Output_section::Output_section): Initialize is_relro_
10670 and is_relro_local_ fields.
10671 (Output_segment::add_output_section): Group relro sections.
10672 (Output_segment::is_first_section_relro): New function.
10673 (Output_segment::maximum_alignment): If there is a relro section,
10674 align the segment to the common page size.
10675 (Output_segment::set_section_addresses): Track whether we are
10676 looking at relro sections. If the last section is a relro
10677 section, align to the common page size.
10678 (Output_segment::set_section_list_addresses): Add in_relro
10679 parameter. Change all callers. Align to the page size when
10680 moving from relro to non-relro section.
10681 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10682 segment.
10683 * output.h (class Output_section): Add is_relro_ and
10684 is_relro_local_ fields.
10685 (Output_section::is_relro): New function.
10686 (Output_section::set_is_relro): New function.
10687 (Output_section::is_relro_local): New function.
10688 (Output_section::set_is_relro_local): New function.
10689 (class Output_segment): Update declarations.
10690 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10691 * sparc.cc (Target_sparc::got_section): Likewise.
10692 * x86_64.cc (Target_x86_64::got_section): Likewise.
10693 * testsuite/relro_test_main.cc: New file.
10694 * testsuite/relro_test.cc: New file.
10695 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10696 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10697 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10698 (relro_test.so, relro_test_pic.o): New targets.
10699 * testsuite/Makefile.in: Rebuild.
10700
a984ee1d
ILT		 107012008-05-16 Ian Lance Taylor <iant@google.com>
10702
01676dcd
ILT		 10703 * output.cc (Output_segment::add_output_section): Remove front
10704 parameter.
10705 * output.h (class Output_segment): Remove
10706 add_initial_output_section and overloaded add_output_section.
10707 Update declaration of remaining add_output_section.
10708 * layout.cc (Layout::create_interp): Call add_output_section
10709 rather than add_initial_output_section.
10710 (Layout::finish_dynamic_section): Likewise.
10711
497897f9
ILT		 10712 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10713 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10714 know the dynamic type.
10715 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10716 field. Initialize it in constructor.
10717 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10718 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10719 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10720 reloc.
10721
a984ee1d
ILT		 10722 * output.cc (Output_reloc::get_address): Change return type to
10723 Elf_Addr.
10724 * output.h (class Output_reloc): Update get_address declaration.
10725 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10726 for section addresses.
10727
55ba0940
ILT		 107282008-05-09 Ian Lance Taylor <iant@google.com>
10729
10730 PR 6493
10731 * gold.cc (gold_nomem): Use return value of write.
10732
75517b77
ILT		 107332008-05-08 Ian Lance Taylor <iant@google.com>
10734
10735 * symtab.c (Symbol::init_base_output_data): Add version
10736 parameter. Change all callers.
10737 (Symbol::init_base_output_segment): Likewise.
10738 (Symbol::init_base_constant): Likewise.
10739 (Symbol::init_base_undefined): Likewise.
10740 (Sized_symbol::init_output_data): Likewise.
10741 (Sized_symbol::init_output_segment): Likewise.
10742 (Sized_symbol::init_constant): Likewise.
10743 (Sized_symbol::init_undefined): Likewise.
10744 (Symbol_table::do_define_in_output_data): If the new symbol has a
10745 version, mark it as the default.
10746 (Symbol_table::do_define_in_output_segment): Likewise.
10747 (Symbol_table::do_define_as_constant): Likewise.
10748 * symtab.h (class Symbol): Update declarations.
10749 (class Sized_symbol): Likewise.
10750 * resolve.cc (Symbol::override_version): New function.
c42e122e 10751 (Symbol::override_base): Call override_version.
75517b77
ILT		 10752 (Symbol::override_base_with_special): Likewise.
10753 * testsuite/ver_script_8.script: New file.
10754 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10755 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10756 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10757 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10758
f1f70eae
ILT		 107592008-05-06 Ian Lance Taylor <iant@google.com>
10760
f3e9c5c5
ILT		 10761 PR 6049
10762 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10763 functions.
10764 (class General_options): Remove existing --undefined, and add
10765 --no-undefined instead. Add new --undefined as synonym for -u.
10766 * archive.cc (Archive::add_symbols): Check whether symbol was
10767 named with -u.
10768 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10769 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10770 all uses. Add IS_UNDEFINED. Update declarations to split
10771 different versions of init_base. Declare init_base_undefined.
10772 (Symbol::is_defined): Handle IS_UNDEFINED.
10773 (Symbol::is_undefined): Likewise.
10774 (Symbol::is_weak_undefined): Call is_undefined.
10775 (Symbol::is_absolute): Handle IS_CONSTANT.
10776 (class Sized_symbol): Update declarations to split different
10777 versions of init. Declare init_undefined.
10778 (class Symbol_table): Declare new functions.
10779 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10780 Change all callers.
10781 (Symbol::init_base_output_data): Likewise.
10782 (Symbol::init_base_output_segment): Likewise.
10783 (Symbol::init_base_constant): Likewise.
10784 (Symbol::init_base_undefined): New function.
10785 (Sized_symbol::init_object): Rename from init. Change all
10786 callers.
10787 (Sized_symbol::init_output_data): Likewise.
10788 (Sized_symbol::init_output_segment): Likewise.
10789 (Sized_symbol::init_constant): Likewise.
10790 (Sized_symbol::init_undefined): New function.
10791 (Symbol_table::add_undefined_symbols_from_command_line): New
10792 function.
10793 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10794 function.
10795 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10796 (Symbol::output_section): Likewise.
10797 (Symbol::set_output_section): Likewise.
10798 (Symbol_table::sized_finalize_symbol): Likewise.
10799 (Symbol_table::sized_write_globals): Likewise.
10800 * resolve.cc (Symbol_table::should_override): Likewise.
10801 (Symbol::override_base_with_special): Likewise.
10802
8bdcdf2c
ILT		 10803 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10804 symbol, change it to have default visibility.
10805 * testsuite/protected_1.cc: New file.
10806 * testsuite/protected_2.cc: New file.
10807 * testsuite/protected_3.cc: New file.
10808 * testsuite/protected_main_1.cc: New file.
10809 * testsuite/protected_main_2.cc: New file.
10810 * testsuite/protected_main_3.cc: New file.
10811 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10812 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10813 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10814 (protected_1.so): New target.
10815 (protected_1_pic.o, protected_2_pic.o): New targets.
10816 (protected_3_pic.o): New target.
10817 (check_PROGRAMS): Add protected_2.
10818 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10819 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10820 * testsuite/Makefile.in: Rebuild.
10821
2b706932
ILT		 10822 * options.h (DEFINE_var): Add set_user_set_##varname__.
10823 (DEFINE_bool_alias): New macro.
10824 (class General_options): Define -Bstatic using DEFINE_bool_alias
10825 rather than DEFINE_special. Add --undefined as an alias for -z
10826 defs.
10827 * options.cc (General_options::parse_Bstatic): Remove.
10828
d82a5bcc
ILT		 10829 * options.h (class General_options): Add --fatal-warnings.
10830 * main.cc (main): Implement --fatal-warnings.
10831 * errors.h (Errors::warning_count): New function.
10832
f1f70eae
ILT		 10833 * options.h (class General_options): Add -Bsymbolic-functions.
10834 * symtab.h (Symbol::is_preemptible): Check for
10835 -Bsymbolic-functions.
10836
8825ac63
ILT		 108372008-05-05 Ian Lance Taylor <iant@google.com>
10838
d98bc257
ILT		 10839 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10840 as noVARNAME rather than no-VARNAME.
10841 (class General_options): Add option -z combreloc.
10842 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10843 get_address.
10844 (Output_reloc::sort_before) [SHT_REL]: New function.
10845 (Output_reloc::sort_before) [SHT_RELA]: New function.
10846 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10847 Sort_relocs_comparison.
10848 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10849 parameter. Change all callers.
10850 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10851 sort_relocs parameter. Change all callers.
10852 * output.cc (Output_reloc::get_address): New function, broken out
10853 of write_rel.
10854 (Output_reloc::write_rel): Call it.
10855 (Output_reloc::compare): New function.
10856 (Output_data_reloc_base::do_write): Optionally sort relocs.
10857
60b2b4e7
ILT		 10858 * configure.ac: If targ_extra_obj is set, link it in.
10859 * configure.tgt: Initialize all variables.
10860 (x86_64*): Set targ_extra_obj and targ_extra_size.
10861 * configure: Rebuild.
10862
8825ac63
ILT		 10863 * object.cc (Sized_relobj::include_section_group): Adjust section
10864 indexes read from group data. Build vector to pass to
10865 layout_group.
10866 * layout.cc (Layout::layout_group): Add flags and shndxes
10867 parameters. Remove contents parameter. Change caller. Update
10868 explicit instantiations.
10869 * layout.h (class Layout): Update layout_group declaration.
10870 * output.cc (Output_data_group::Output_data_group): Add flags and
10871 input_shndxes parameters. Remove contents parameter. Change
10872 caller.
10873 (Output_data_group::do_write): Change input_sections_ to
10874 input_shndxes_.
10875 * output.h (class Output_data_group): Update constructor
10876 declaration. Rename input_sections_ to input_shndxes_.
10877 * testsuite/many_sections_test.cc: Add template.
10878
e94cf127
CC		 108792008-04-30 Cary Coutant <ccoutant@google.com>
10880
4418b2d5
CC		 10881 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10882
e94cf127
CC		 10883 * layout.cc (Layout::include_section): Refactored check for debug
10884 info section.
10885 (Layout::add_comdat): Add new parameters. Change type
10886 of signature parameter. Add object and shndx to signatures table.
10887 (Layout::find_kept_object): New function.
10888 * layout.h: Include <cstring>.
10889 (Layout::is_debug_info_section): New function.
10890 (Layout::add_comdat): Add new parameters.
10891 (Layout::find_kept_object): New function.
10892 (Layout::Kept_section): New struct.
10893 (Layout::Signatures): Change type of map range.
10894 * object.cc (Relobj::output_section_address): New function.
10895 (Sized_relobj::include_section_group): Add new parameters. Change
10896 calls to Layout::add_comdat. Change to build table of kept comdat
10897 groups and table mapping discarded sections to kept sections.
10898 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10899 (Sized_relobj::do_layout): Change calls to include_section_group and
10900 include_linkonce_section.
10901 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10902 value to zero when section is discarded.
10903 (Sized_relobj::map_to_kept_section): New function.
10904 * object.h (Relobj::output_section_address): New function.
10905 (Relobj::Comdat_group): New type.
10906 (Relobj::find_comdat_group): New function.
10907 (Relobj::Comdat_group_table): New type.
10908 (Relobj::Kept_comdat_section): New type.
10909 (Relobj::Kept_comdat_section_table): New type.
10910 (Relobj::add_comdat_group): New function.
10911 (Relobj::set_kept_comdat_section): New function.
10912 (Relobj::get_kept_comdat_section): New function.
10913 (Relobj::comdat_groups_): New field.
10914 (Relobj::kept_comdat_sections_): New field.
10915 (Symbol_value::input_value): Update comment.
10916 (Sized_relobj::map_to_kept_section) New function.
10917 (Sized_relobj::include_linkonce_section): Add new parameter.
10918 * target-reloc.h (Comdat_behavior): New type.
10919 (get_comdat_behavior): New function.
10920 (relocate_section): Add code to map a discarded section to the
10921 corresponding kept section when applying a relocation.
10922
e4e5049b
CS		 109232008-04-30 Craig Silverstein <csilvers@google.com>
10924
10925 * dwarf_reader.cc (next_generation_count): New static var.
10926 (Addr2line_cache_entry): New struct.
10927 (addr2line_cache): New static var.
10928 (Dwarf_line_info::one_addr2line): Added caching.
10929 (Dwarf_line_info::clear_addr2line_cache): New function.
10930 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10931 cache-size parameter.
10932 (Dwarf_line_info::one_addr2line_cache): New function.
10933 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10934 new cache-size argument to one_addr2line(), and clear cache.
10935
d09e9154
CC		 109362008-04-28 Cary Coutant <ccoutant@google.com>
10937
10938 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10939 R_386_PC8 relocations.
10940
7ef73768
ILT		 109412008-04-23 Ian Lance Taylor <iant@google.com>
10942
55438702
ILT		 10943 * object.cc (Sized_relobj::include_section_group): Check for
10944 invalid section group.
10945
c165fb93
ILT		 10946 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10947 header size.
10948
7ef73768
ILT		 10949 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10950 than read for file header.
10951 * archive.cc (Archive::include_member): Likewise.
10952
6194aaab
L		 109532008-04-23 Paolo Bonzini <bonzini@gnu.org>
10954
10955 * aclocal.m4: Regenerate.
10956 * configure: Regenerate.
10957
d491d34e
ILT		 109582008-04-19 Ian Lance Taylor <iant@google.com>
10959
5ea2bac6
ILT		 10960 * version.cc (version_string): Bump to 1.6.
10961
7bc3e21a
ILT		 10962 * testsuite/Makefile.am (many_sections_r_test): New target.
10963 (many_sections_r_test_SOURCES): Remove.
10964 (many_sections_r_test_DEPENDENCIES): Remove.
10965 (many_sections_r_test_LDFLAGS): Remove.
10966 (many_sections_r_test_LDADD): Remove.
10967
7fcd3aa9
ILT		 10968 * object.cc (Sized_relobj::do_add_symbols): Always pass
10969 local_symbol_count_ to add_from_relobj.
10970
4c94d6ae
ILT		 10971 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10972 every thousand variables.
10973 * testsuite/Makefile.in: Rebuild.
10974
d491d34e
ILT		 10975 * object.cc (Xindex::initialize_symtab_xindex): New function.
10976 (Xindex::read_symtab_xindex): New function.
10977 (Xindex::sym_xindex_to_shndx): New function.
10978 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10979 available.
10980 (Sized_relobj::do_initialize_xindex): New function.
10981 (Sized_relobj::do_read_symbols): Adjust section links.
10982 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10983 parameter. Change all callers.
10984 (Sized_relobj::include_section_group): Adjust section links and
10985 symbol section indexes.
10986 (Sized_relobj::do_layout): Adjust section links.
10987 (Sized_relobj::do_count_local_symbols): Adjust section links and
10988 symbol section indexes.
10989 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10990 ordinary and special symbols.
10991 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10992 dynsym_xindex parameters. Change all callers. Adjust section
10993 links. Use SHN_XINDEX when needed.
10994 (Sized_relobj::get_symbol_location_info): Adjust section links.
10995 Don't get fooled by special symbols.
10996 * object.h (class Xindex): Define.
10997 (class Object): Add xindex_ parameter. Declare virtual functoin
10998 do_initialize_xindex.
10999 (Object::adjust_sym_shndx): New function.
11000 (Object::set_xindex): New protected function.
11001 (class Symbol_value): Add is_ordinary_shndx_ field.
11002 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11003 (Symbol_value::value): Assert ordinary section.
11004 (Symbol_value::initialize_input_to_output_map): Likewise.
11005 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11006 Change all callers.
11007 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11008 all callers.
11009 (class Sized_relobj): Update declarations.
11010 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11011 parameter. Change all callers.
11012 (Sized_relobj::adjust_shndx): New function.
11013 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11014 field.
11015 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11016 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11017 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11018 (Sized_dynobj::read_dynsym_section): Adjust section links.
11019 (Sized_dynobj::read_dynamic): Likewise.
11020 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11021 section links.
11022 (Sized_dynobj::do_initialize_xindex): New function.
11023 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11024 do_initialize_xindex.
11025 (Sized_dynobj::adjust_shndx): New function.
11026 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11027 dynsym_xindex_ fields.
11028 (Layout::finalize): Add a call to set_section_indexes before
11029 creating the symtab sections.
11030 (Layout::set_section_indexes): Don't do anything if the section
11031 already has a section index.
11032 (Layout::create_symtab_sections): Add shnum parameter. Change
11033 caller. Create .symtab_shndx section if needed.
11034 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11035 caller.
11036 (Layout::allocated_output_section_count): New function.
11037 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11038 needed.
11039 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11040 fields. Update declarations.
11041 (Layout::symtab_xindex): New function.
11042 (Layout::dynsym_xindex): New function.
11043 (class Write_symbols_task): Add layout_ field.
11044 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11045 Change caller.
11046 * output.cc (Output_section_headers::Output_section_headers): Add
11047 shstrtab_section parameter. Change all callers.
11048 (Output_section_headers::do_sized_write): Store overflow values
11049 for section count and section string table section index in
11050 section header zero.
11051 (Output_file_header::do_sized_write): Check for overflow of
11052 section count and section string table section index.
11053 (Output_symtab_xindex::do_write): New function.
11054 (Output_symtab_xindex::endian_do_write): New function.
11055 * output.h (class Output_section_headers): Add shstrtab_section_.
11056 Update declarations.
11057 (class Output_symtab_xindex): Define.
11058 (Output_section::has_out_shndx): New function.
11059 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11060 field.
11061 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11062 Change all callers.
11063 (Sized_symbol::init): Likewise.
11064 (Symbol::output_section): Check for ordinary symbol.
11065 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11066 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11067 callers.
11068 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11069 Change all callers. Simplify handling of symbols from sections
11070 not included in the link.
11071 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11072 distinction.
11073 (Weak_alias_sorter::operator()): Assert that symbols are
11074 ordinary.
11075 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11076 distinction.
11077 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11078 parameters. Change all callers.
11079 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11080 symbol distinction. Use SHN_XINDEX when needed.
11081 (Symbol_table::write_section_symbol): Add symtab_xindex
11082 parameter. Change all callers.
11083 (Symbol_table::sized_write_section_symbol): Likewise. Use
11084 SHN_XINDEX when needed.
11085 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11086 declarations.
11087 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11088 (Symbol::is_defined): Check is_ordinary.
11089 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11090 (Symbol::is_absolute, Symbol::is_common): Likewise.
11091 (class Sized_symbol): Update declarations.
11092 (class Symbol_table): Update declarations.
11093 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11094 parameters. Change all callers.
11095 (Sized_symbol::override): Likewise.
11096 (Symbol_table::override): Likewise.
11097 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11098 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11099 is_ordinary, and orig_st_shndx parameters. Change all callers.
11100 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11101 to be in an ordinary section.
11102 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11103 object and is_ordinary parameters. Change all callers.
11104 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11105 Change all callers. Don't add undefined or non-ordinary symbols
11106 to reloc_map_.
11107 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11108 Change all callers.
11109 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11110 declarations.
11111 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11112 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11113 (Sized_relobj::relocate_sections): Likewise.
11114 * target-reloc.h (scan_relocs): Adjust section symbol index.
11115 (scan_relocatable_relocs): Likewise.
11116 * i386.cc (Scan::local): Check for ordinary symbols.
11117 * sparc.cc (Scan::local): Likewise.
11118 * x86_64.cc (Scan::local): Likewise.
11119 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11120 to symbol_section_and_value.
11121 * testsuite/many_sections_test.cc: New file.
11122 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11123 (check_PROGRAMS): Add many_sections_test.
11124 (many_sections_test_SOURCES): Define.
11125 (many_sections_test_DEPENDENCIES): Define.
11126 (many_sections_test_LDFLAGS): Define.
11127 (BUILT_SOURCES): Add many_sections_define.h.
11128 (many_sections_define.h): New target.
11129 (BUILT_SOURCES): Add many_sections_check.h.
11130 (many_sections_check.h): New target.
11131 (check_PROGRAMS): Add many_sections_r_test.
11132 (many_sections_r_test_SOURCES): Define.
11133 (many_sections_r_test_DEPENDENCIES): Define.
11134 (many_sections_r_test_LDFLAGS): Define.
11135 (many_sections_r_test_LDADD): Define.
11136 (many_sections_r_test.o): New target.
11137 * testsuite/Makefile.in: Rebuild.
11138
c5818ff1
CC		 111392008-04-17 Cary Coutant <ccoutant@google.com>
11140
11141 * errors.cc (Errors::info): New function.
11142 (gold_info): New function.
11143 * errors.h (Errors::info): New function.
11144 * gold.h (gold_info): New function.
11145 * object.cc (Input_objects::add_object): Print trace output.
11146 * options.cc (options::parse_set): New function.
11147 (General_options::parse_wrap): Deleted.
11148 (General_options::General_options): Deleted initializer.
11149 * options.h (options::String_set): New typedef.
11150 (options::parse_set): New function.
11151 (DEFINE_set): New macro.
11152 (General_options::wrap): Changed to use DEFINE_set. Changed
11153 callers of any_wrap_symbols and is_wrap_symbol.
11154 (General_options::trace, General_options::trace_symbol):
11155 New options.
11156 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11157 (General_options::wrap_symbols_): Deleted.
11158 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11159
b5be4a7c
DM		 111602008-04-17 David S. Miller <davem@davemloft.net>
11161
11162 * options.cc (General_options::parse_V): New function.
11163 * options.h: Add entries for -V and -Qy.
11164
155a0dd7
ILT		 111652008-04-17 Ian Lance Taylor <iant@google.com>
11166
11167 * common.cc (Symbol_table::allocate_commons): Remove options
11168 parameter. Change caller.
11169 (Symbol_table::do_allocate_commons): Remove options parameter.
11170 Change caller. Just call do_allocate_commons_list twice.
11171 (Symbol_table::do_allocate_commons_list): New function, broken out
11172 of do_allocate_commons.
11173 * common.h (class Allocate_commons_task): Remove options_ field.
11174 Update constructor.
11175 * symtab.cc (Symbol_table::Symbol_table): Initialize
11176 tls_commons_.
11177 (Symbol_table::add_from_object): Put TLS common symbols on
11178 tls_commons_ list.
11179 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11180 which are IN_OUTPUT_DATA.
11181 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11182 allocate_commons and do_allocate_commons declarations. Declare
11183 do_allocate_commons_list.
11184 * gold.cc (queue_middle_tasks): Update creation of
11185 Allocate_commons_task to not pass options.
11186 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11187 (TLS_TEST_C_FLAGS): New variable.
11188 (tls_test_c_pic.o): New target.
11189 (tls_test_shared.so): Link in tls_test_c_pic.o.
11190 (tls_test_c_pic_ie.o): New target.
11191 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11192 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11193 (tls_test_c.o): New target.
11194 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11195 (tls_pic_test_LDADD): Likewise.
11196 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11197 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11198 (tls_test_c_gnu2.o): New target.
11199 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11200 tls_test_c_gnu2.o.
11201 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11202 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11203 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11204 * testsuite/tls_test.cc: Include "config.h".
11205 (t_last): Call t11_last.
11206 * testsuite/tls_test.h (t11, t11_last): Declare.
11207 * testsuite/tls_test_c.c: New file.
11208 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11209 * configure.ac: Check for OpenMP support.
11210 * configure, config.in, Makefile.in: Rebuild.
11211 * testsuite/Makefile.in: Rebuild.
11212
edfbb029
CC		 112132008-04-16 Cary Coutant <ccoutant@google.com>
11214
11215 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11216 (Target_i386::tls_base_symbol_defined_): New field.
11217 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11218 (Target_i386::Scan::global): Likewise.
11219 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11220 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11221 (Target_x86_64::tls_base_symbol_defined_): New field.
11222 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11223 (Target_x86_64::Scan::global): Likewise.
11224
f3c69fca
CC		 112252008-04-16 Cary Coutant <ccoutant@google.com>
11226
11227 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11228 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11229 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11230 building shared libraries.
11231 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11232 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11233 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11234 * testsuite/Makefile.in: Rebuild.
11235 * testsuite/weak_undef.h: New file.
11236 * testsuite/weak_undef_file1.cc: Add extra test cases.
11237 * testsuite/weak_undef_file2.cc: Likewise.
11238 * testsuite/weak_undef_test.cc: Likewise.
11239
7c414435
DM		 112402008-04-16 David S. Miller <davem@davemloft.net>
11241
32b769e1
DM		 11242 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11243 Add issued_non_pic_error_ field. Declare check_non_pic.
11244 (Target_sparc::Scan::check_non_pic): New function.
11245 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11246 (Target_sparc::Scan::global): Likewise.
11247
11936fb1
DM		 11248 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11249 * configure: Rebuild.
11250
7c414435
DM		 11251 * options.h (DEFINE_enable): New macro.
11252 (new_dtags): New enable option.
11253 (initfirst, interpose, loadfltr, nodefaultlib,
11254 nodelete, nodlopen, nodump): New -z options.
11255 * layout.cc (Layout:finish_dynamic_section): If new
11256 dtags enabled, emit DT_RUNPATH. Also, emit a
11257 DT_FLAGS_1 containing any specified -z flags.
11258
85c7bf8b
ILT		 112592008-04-16 Ian Lance Taylor <iant@google.com>
11260
12c0daef
ILT		 11261 * copy-relocs.cc: New file.
11262 * copy-relocs.h: New file.
11263 * reloc.cc: Remove Copy_relocs code.
11264 * reloc.h: Likewise.
11265 * reloc-types.h (struct Reloc_types) [both versions]: Add
11266 get_reloc_addend_noerror.
11267 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11268 variants of add_global which take an addend which must be zero.
11269 * i386.cc: Include "copy-relocs.h".
11270 (class Target_i386): Change type of copy_relocs_ to variable,
11271 update initializer.
11272 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11273 Change all callers.
11274 (Target_i386::do_finalize_sections): Change handling of
11275 copy_relocs_.
11276 * sparc.cc: Include "copy-relocs.h".
11277 (class Target_sparc): Change type of copy_relocs_ to variable,
11278 update initializer.
11279 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11280 Change all callers.
11281 (Target_sparc::do_finalize_sections): Change handling of
11282 copy_relocs_.
11283 * x86_64.cc: Include "copy-relocs.h".
11284 (class Target_x86_64): Change type of copy_relocs_ to variable,
11285 update initializer.
11286 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11287 class. Change all callers.
11288 (Target_x86_64::do_finalize_sections): Change handling of
11289 copy_relocs_.
11290 * Makefile.am (CCFILES): Add copy-relocs.cc.
11291 (HFILES): Add copy-relocs.h.
11292
4f4995b6
ILT		 11293 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11294
85c7bf8b
ILT		 11295 * testsuite/script_test_4.sh: Permit leading zeroes.
11296
4f2a9edd
ILT		 112972008-04-15 Ian Lance Taylor <iant@google.com>
11298
e6188289
ILT		 11299 * script-sections.cc (Script_sections::create_segments): Use
11300 header_size_adjustment even when there is enough room for the
11301 headers.
11302 * testsuite/script_test_4.sh: New file.
11303 * testsuite/script_test_4.t: New file.
11304 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11305 (check_DATA): Add script_test_4.stdout.
11306 (MOSTLYCLEANFILES): Likewise.
11307 (script_test_4): New target.
11308 (script_test_4.stdout): New target.
11309 * testsuite/Makefile.in: Rebuild.
11310
4f2a9edd
ILT		 11311 * sparc.cc: Add definitions for Output_data_plt_sparc class
11312 constants.
11313
f5314dd5
DM		 113142008-04-14 David S. Miller <davem@davemloft.net>
11315
11316 * sparc.cc: New file.
11317 * Makefile.am (TARGETSOURCES): Add sparc.cc
11318 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11319 * configure.tgt: Document targ_extra_size and
11320 targ_extra_big_endian. Add entries for sparc-* and
11321 sparc64-*.
11322 * configure.ac: Handle targ_extra_size and
11323 targ_extra_big_endian.
11324 * Makefile.in: Rebuild.
11325 * configure: Likewise.
11326 * po/POTFILES.in: Likewise.
11327 * po/gold.pot: Likewise.
11328
154e0e9a
ILT		 113292008-04-14 Ian Lance Taylor <iant@google.com>
11330
11331 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11332 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11333 in the name/type/flags to section mapping. Don't call
11334 allocate_output_section.
11335 (Layout::choose_output_section): Change parameter from adjust_name
11336 to is_input_section. Don't permit input sections after sections
11337 are attached to segments. Don't call allocate_output_section.
11338 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11339 not write_enable_output_section.
11340 (Layout::make_output_section): Don't push to
11341 unattached_section_list_ nor call attach_to_segment. Call
11342 attach_section_to_segment if sections are attached.
11343 (Layout::attach_sections_to_segments): New function.
11344 (Layout::attach_section_to_segment): New function.
11345 (Layout::attach_allocated_section_to_segment): Rename from
11346 attach_to_segment. Remove flags parameter.
11347 (Layout::allocate_output_section): Remove function.
11348 (Layout::write_enable_output_section): Remove function.
11349 * layout.h (class Layout): Update for above changes. Add new
11350 field sections_are_attached_.
11351 * output.h (Output_section::update_flags_for_input_section): New
11352 function.
11353 * output.cc (Output_section::add_input_section): Call
11354 update_flags_for_input_section.
11355 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11356
009a67a2
CC		 113572008-04-11 Cary Coutant <ccoutant@google.com>
11358
11359 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11360 thought unnecessary.
11361 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11362
759b1a24
ILT		 113632008-04-11 Ian Lance Taylor <iant@google.com>
11364
11365 * output.h (class Output_section_data): Remove inline definition
11366 of set_addralign.
11367 * output.cc (Output_section_data::set_addralign): New function.
11368
c2b45e22
CC		 113692008-04-11 Cary Coutant <ccoutant@google.com>
11370
11371 Add support for TLS descriptors for i386 and x86_64.
11372 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11373 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11374 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11375 GOT_TYPE_TLS_DESC.
11376 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11377 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11378 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11379 relocations.
11380 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11381 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11382 Fix problem with initial-exec relocations.
11383 (Target_i386::Relocate::relocate_tls): Likewise.
11384 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11385 relaxation.
11386 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11387 support for section-plus-offset dynamic table entries.
11388 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11389 (Output_data_dynamic::Dynamic_entry): Add support for
11390 section-plus-offset dynamic table entries.
11391 (Output_data_dynamic::Classification): Likewise.
11392 (Output_data_dynamic::classification_): Renamed offset_.
11393 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11394 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11395 (Target_x86_64::make_plt_section): New function.
11396 (Target_x86_64::reserve_tlsdesc_entries): New function.
11397 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11398 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11399 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11400 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11401 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11402 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11403 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11404 add extra PLT entry for TLS descriptors.
11405 (Output_data_plt_x86_64::got_): New field.
11406 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11407 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11408 fields.
11409 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11410 descriptors.
11411 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11412 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11413 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11414 R_386_TLS_DESC_CALL relocations.
11415 (Target_x86_64::Scan::global): Likewise.
11416 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11417 for TLS descriptors.
11418 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11419 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11420 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11421 GD-to-IE relaxation.
11422 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11423 and TLS_DESCRIPTORS.
11424 * Makefile.in: Rebuild.
11425 * configure: Rebuild.
11426 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11427 (tls_test_shared2.so): New target.
11428 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11429 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11430 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11431 (tls_shared_gd_to_ie_test_LDADD): New variable.
11432 (tls_shared_gnu2_gd_to_ie_test): New target.
11433 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11434 New targets.
11435 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11436 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11437 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11438 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11439 (tls_shared_gnu2_test): New target.
11440 (tls_test_gnu2_shared.so): New target.
11441 (tls_shared_gnu2_test_SOURCES): New variable.
11442 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11443 (tls_shared_gnu2_test_LDFLAGS): New variable.
11444 (tls_shared_gnu2_test_LDADD): New variable.
11445 * testsuite/Makefile.in: Rebuild.
11446 * testsuite/Makefile.
11447
83bfb6b7
ILT		 114482008-04-11 Ian Lance Taylor <iant@google.com>
11449
11450 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11451 justsyms.t.
11452 * testsuite/Makefile.in: Rebuild.
11453
11454 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11455 long.
11456 * testsuite/script_test_2.cc (main): Adjust test.
11457
706e1f5e
ILT		 114582008-04-11 David S. Miller <davem@davemloft.net>
11459 Ian Lance Taylor <iant@google.com>
11460
11461 * options.h (General_options): Add entries for '-Y' and
11462 '-relax'.
11463 * options.cc (General_options:finalize): If -Y was used, add those
11464 entries to the library path instead of the default "/lib" and
11465 "/usr/lib".
11466
7c98e6bb
DM		 114672008-04-11 David S. Miller <davem@davemloft.net>
11468
11469 * testsuite/justsyms.t: Start at 0x100.
11470 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 11471 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11472 long.
11473 * testsuite/script_test_2.cc: Adjust string and section length
11474 checks.
7c98e6bb 11475
99a37bfd
ILT		 114762008-04-09 Ian Lance Taylor <iant@google.com>
11477
2cefc357
ILT		 11478 PR gold/5996
11479 * script-sections.cc (Sections_element::allocate_to_segment): Add
11480 orphan parameter.
11481 (Output_section_definition::allocate_to_segment): Likewise.
11482 (Orphan_output_section::allocate_to_segment): Likewise.
11483 (Script_sections::attach_sections_using_phdrs_clause): Don't
11484 propagate non-PT_LOAD segments to orphan sections.
11485 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11486 readelf rather than objdump.
11487 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11488 .interp section and PT_INTERP segment are the same size.
11489 * testsuite/Makefile.in: Rebuild.
11490
99a37bfd
ILT		 11491 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11492 aliases for symbols defined in the same object.
11493 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11494 (weak_alias_test_SOURCES): New variable.
11495 (weak_alias_test_DEPENDENCIES): New variable.
11496 (weak_alias_test_LDFLAGS): New variable.
11497 (weak_alias_test_LDADD): New variable.
11498 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11499 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11500 (weak_alias_test_3.o): New target.
11501 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11502 * testsuite/weak_alias_test_main.cc: New file.
11503 * testsuite/weak_alias_test_1.cc: New file.
11504 * testsuite/weak_alias_test_2.cc: New file.
11505 * testsuite/weak_alias_test_3.cc: New file.
11506
780e49c5
ILT		 115072008-04-08 Ian Lance Taylor <iant@google.com>
11508
cdb0b8f5
ILT		 11509 * options.h (class General_options): Add --noinhibit-exec option.
11510 * main.cc (main): Check --noinhibit-exec.
11511
0864d551
ILT		 11512 * options.h (class General_options): Define --wrap as a special
11513 option. Add wrap_symbols_ field.
11514 (General_options::any_wrap_symbols): New function.
11515 (General_options::is_wrap_symbol): New function.
11516 * options.cc (General_options::parse_wrap): New function.
11517 (General_options::General_options): Initialize wrap_symbols_.
11518 * symtab.cc (Symbol_table::wrap_symbol): New function.
11519 (Symbol_table::add_from_object): Handle --wrap.
11520 * symtab.h (class Symbol_table): Declare wrap_symbol.
11521 * target.h (Target::wrap_char): New function.
11522 (Target::Target_info): Add wrap_char field.
11523 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11524 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11525 * testsuite/testfile.cc (Target_test::test_target_info):
11526 Likewise.
11527
789aa6de
ILT		 11528 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11529 there is one.
11530
2c38906f
ILT		 11531 * layout.h (class Layout): Add added_eh_frame_data_ field.
11532 * layout.cc (Layout::Layout): Initialize new field.
11533 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11534 output section until we find a section we merged successfully.
11535 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11536 that the size be non-zero.
11537
780e49c5
ILT		 11538 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11539 qualifier.
11540
7fcd0256
ILT		 115412008-04-08 Craig Silverstein <csilvers@google.com>
11542
11543 * configure.ac: Export new conditional variable HAVE_ZLIB.
11544 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11545 on HAVE_ZLIB.
11546 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11547 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11548
6835af53
ILT		 115492008-04-07 Ian Lance Taylor <iant@google.com>
11550
e24f324c
ILT		 11551 * version.cc (version_string): Set to "1.5".
11552
a036edd8
ILT		 11553 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11554 Add issued_non_pic_error_ field. Declare check_non_pic.
11555 (Target_x86_64::Scan::check_non_pic): New function.
11556 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11557 (Target_x86_64::Scan::global): Likewise.
11558
624f8810
ILT		 11559 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11560 addend parameter. Change caller. Handle merge sections.
11561 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11562 Address to Addend. Don't add in the result of
11563 local_section_offset, pass down the addend and use the returned
11564 value.
11565 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11566 Update declarations of local_section_offset and symbol_value.
11567 * testsuite/two_file_test_1.cc (t18): New function.
11568 * testsuite/two_file_test_2.cc (f18): New function.
11569 * testsuite/two_file_test_main.cc (main): Call t18.
11570 * testsuite/two_file_test.h (t18, f18): Declare.
11571
6835af53
ILT		 11572 * configure.ac: Don't test for objdump, c++filt, or readelf.
11573 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11574 conditionals.
11575 (TEST_READELF): New variable.
11576 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11577 (check_PROGRAMS): Add two_file_strip_test.
11578 (two_file_strip_test): New target.
11579 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11580 (two_file_same_shared_strip_test_SOURCES): New variable.
11581 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11582 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11583 (two_file_same_shared_strip_test_LDADD): New variable.
11584 (two_file_shared_strip.so): New target.
11585 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11586 (ver_test_5.syms, ver_test_7.syms): Likewise.
11587 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11588 (strip_test_3.stdout): Use TEST_OBJDUMP.
11589 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11590
86925eef
CC		 115912008-04-04 Cary Coutant <ccoutant@google.com>
11592
11593 * symtab.h (Symbol::is_weak_undefined): New function.
11594 (Symbol::is_strong_undefined): New function.
11595 (Symbol::is_absolute): New function.
11596 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11597 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11598 absolute symbols.
11599 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11600 (weak_undef_test): New target.
11601 * testsuite/Makefile.in: Rebuild.
11602 * testsuite/weak_undef_file1.cc: New file.
11603 * testsuite/weak_undef_file2.cc: New file.
11604 * testsuite/weak_undef_test.cc: New file.
11605
126f3ece
ILT		 116062008-04-03 Craig Silverstein <csilvers@google.com>
11607
11608 * compressed_output.h (class Output_compressed_section): Use
11609 unsigned buffer.
11610 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11611 add zlib header.
11612 (zlib_compressed_suffix): Removed.
11613 (Output_compressed_section::set_final_data_size): Use unsigned
11614 buffers.
11615 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11616 Fix linker invocation.
11617 (flagstest_o_specialfile_and_compress_debug_sections):
11618 Likewise.
11619 * testsuite/Makefile.in: Regenerated.
11620
deae2a14
DM		 116212008-04-02 David S. Miller <davem@davemloft.net>
11622
11623 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11624 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11625
70752818
ILT		 116262008-04-02 Craig Silverstein <csilvers@google.com>
11627
11628 * TODO: New file.
11629
39d0cb0e
ILT		 116302008-04-02 Ian Lance Taylor <iant@google.com>
11631
11632 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11633 parameters. Update for new key type to views_. Change all
11634 callers.
11635 (File_read::read): Adjust for byteshift in returned view.
11636 (File_read::add_view): New function, broken out of
11637 find_and_make_view.
11638 (File_read::make_view): New function, broken out of
11639 find_and_make_view.
11640 (File_read::find_or_make_view): Add offset and aligned
11641 parameters. Rewrite accordingly. Change all callers.
11642 (File_read::get_view): Add offset and aligned parameters. Adjust
11643 for byteshift in return value.
11644 (File_read::get_lasting_view): Likewise.
11645 * fileread.h (class File_read): Update declarations.
11646 (class File_read::View): Add byteshift_ field. Add byteshift to
11647 constructor. Add byteshift method.
11648 * archive.h (Archive::clear_uncached_views): New function.
11649 (Archive::get_view): Add aligned parameter. Change all callers.
11650 * object.h (Object::get_view): Add aligned parameter. Change all
11651 callers.
11652 (Object::get_lasting_view): Likewise.
11653
11654 * fileread.cc (File_read::release): Don't call clear_views if
11655 there are multiple objects.
11656 * fileread.h (File_read::clear_uncached_views): New function.
11657 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11658 on the archive.
11659
a1207466
CC		 116602008-03-31 Cary Coutant <ccoutant@google.com>
11661
11662 Add thin archive support.
11663 * archive.cc (Archive::armagt): New const.
11664 (Archive::setup): Remove task parameter and calls to unlock.
11665 (Archive::unlock_nested_archives): New function.
11666 (Archive::read_header): Add nested_off parameter. Change
11667 all callers.
11668 (Archive::interpret_header): Likewise.
11669 (Archive::include_all_members): Change to handle thin
11670 archives.
11671 (Archive::include_member): Likewise.
11672 * archive.h (Archive::Archive): Add new parameters and
11673 initializers.
11674 (Archive::armagt): New const.
11675 (Archive::setup): Remove task parameter.
11676 (Archive::unlock_nested_archives): New function.
11677 (Archive::read_header): Add nested_off parameter.
11678 (Archive::interpret_header): Likewise.
11679 (Archive::Nested_archive_table): New typedef.
11680 (Archive::is_thin_archive_): New field.
11681 (Archive::nested_archives_): New field.
11682 (Archive::options_): New field.
11683 (Archive::dirpath_): New field.
11684 (Archive::task_): New field.
11685 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11686 for thin archives. Pass additional parameters to
11687 Archive::Archive. Unlock the archive file after calling
11688 Archive::setup.
cd536b21 11689
479f6503
ILT		 116902008-03-29 Ian Lance Taylor <iant@google.com>
11691
686c8caf
ILT		 11692 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11693 version symbol to be local.
11694 * testsuite/ver_test_4.sh: New file.
11695 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11696 (check_DATA): Add ver_test_4.syms.
11697 (ver_test_4.syms): New target.
11698 * testsuite/Makefile.in: Rebuild.
11699
ab794b6b
ILT		 11700 * output.cc
11701 (Output_section::Input_section_sort_entry::has_priority): New
11702 function.
11703 (Output_section::Input_section_sort_entry::match_file_name): New
11704 function.
11705 (Output_section::Input_section_sort_entry::match_section_name):
11706 Remove.
11707 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11708 Remove.
11709 (Output_section::Input_section_sort_entry::match_section_file):
11710 Remove.
11711 (Output_section::Input_section_sort_compare::operator()): Rewrite
11712 using new Input_section_sort_entry functions. Sort crtbegin and
11713 crtend first. Sort sections with no priority before sections with
11714 a priority.
11715 * testsuite/initpri1.c (d3): Check j != 4.
11716 (cd5): New constructor/destructor function.
11717 (main): Check j != 2.
11718
479f6503
ILT		 11719 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11720 new symbol when resolving, don't call set_is_default.
11721 * testsuite/ver_test_7.cc: New file.
11722 * testsuite/ver_test_7.sh: New file.
11723 * testsuite/Makefile.am (ver_test_7.so): New target.
11724 (ver_test_7.o): New target.
11725 (check_SCRIPTS): Add ver_test_7.sh.
11726 (check_DATA): Add ver_test_7.syms.
11727 (ver_test_7.syms): New target.
11728
2fd32231
ILT		 117292008-03-28 Ian Lance Taylor <iant@google.com>
11730
11731 * layout.cc (Layout::layout): If we see an input section with a
11732 name that needs sorting, set the must_sort flag for the output
11733 section.
11734 (Layout::make_output_section): If the name of the output section
11735 indicates that it might require sorting, set the may_sort flag.
11736 * output.h (Output_section::may_sort_attached_input_sections): New
11737 function.
11738 (Output_section::set_may_sort_attached_input_sections): New
11739 function.
11740 (Output_section::must_sort_attached_input_sections): New
11741 function.
11742 (Output_section::set_must_sort_attached_input_sections): New
11743 function.
11744 (class Output_section): Declare Input_section_sort_entry. Define
11745 Input_section_sort_compare. Declare
11746 sort_attached_input_sections. Add new fields:
11747 may_sort_attached_input_sections_,
11748 must_sort_attached_input_sections_,
11749 attached_input_sections_are_sorted_.
11750 * output.cc (Output_section::Output_section): Initialize new
11751 fields.
11752 (Output_section::add_input_section): Add an entry to
11753 input_sections_ if may_sort or must_sort are true.
11754 (Output_section::set_final_data_size): Call
11755 sort_attached_input_sections if necessary.
11756 (Output_section::Input_section_sort_entry): Define new class.
11757 (Output_section::Input_section_sort_compare::operator()): New
11758 function.
11759 (Output_section::sort_attached_input_sections): New function.
11760 * configure.ac: Check whether the compiler supports constructor
11761 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11762 * testsuite/initpri1.c: New file.
11763 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11764 CONSTRUCTOR_PRIORITY.
11765 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11766 (initpri1_LDFLAGS): New variable.
11767 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11768
18e6b24e
ILT		 117692008-03-27 Ian Lance Taylor <iant@google.com>
11770
49bdd526
ILT		 11771 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11772 * testsuite/common_test_1.c: New file.
11773 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11774 (common_test_1_SOURCES): New variable.
11775 (common_test_1_DEPENDENCIES): New variable.
11776 (common_test_1_LDFLAGS): New variable.
11777
18e6b24e
ILT		 11778 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11779 and commons_ correctly when NAME/VERSION does not override
11780 NAME/NULL.
11781 * testsuite/ver_test_6.c: New file.
11782 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11783 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11784 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11785
04bf7072
ILT		 117862008-03-26 Ian Lance Taylor <iant@google.com>
11787
5871526f
ILT		 11788 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11789 of an undefined symbol from a version script.
11790 * testsuite/Makefile.am (ver_test_5.so): New target.
11791 (ver_test_5.o): New target.
11792 (check_SCRIPTS): Add ver_test_5.sh.
11793 (check_DATA): Add ver_test_5.syms.
11794 (ver_test_5.syms): New target.
11795 * testsuite/ver_test_5.cc: New file.
11796 * testsuite/ver_test_5.script: New file.
11797 * testsuite/ver_test_5.sh: New file.
11798 * Makefile.in, testsuite/Makefile.in: Rebuild.
11799
04bf7072
ILT		 11800 PR gold/5986
11801 Fix problems building gold with gcc 4.3.0.
11802 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11803 (gold_error_at_location, gold_warning_at_location): Use it.
11804 * configure.ac: Check whether we can compile and use a template
11805 function with a printf attribute.
11806 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11807 when jumping over bytes.
11808 * object.cc: Instantiate Object::read_section_data.
11809 * debug.h: Include <cstring>
11810 * dwarf_reader.cc: Include <algorithm>
11811 * main.cc: Include <cstring>.
11812 * options.cc: Include <cstring>.
11813 * output.cc: Include <cstring>.
11814 * script.cc: Include <cstring>.
11815 * script.h: Include <string>.
11816 * symtab.cc: Include <cstring> and <algorithm>.
11817 * target-select.cc: Include <cstring>.
11818 * version.cc: Include <string>.
11819 * testsuite/testmain.cc: Include <cstdlib>.
11820 * configure, config.in: Rebuild.
11821
874c5b28
ILT		 118222008-03-25 Ian Lance Taylor <iant@google.com>
11823
819d6c3a
ILT		 11824 * options.cc: Include "../bfd/bfdver.h".
11825 (options::help): Print bug reporting address.
11826
f4b2c6f5
ILT		 11827 * version.cc (print_version): Adjust output for current value of
11828 BFD_VERSION_STRING.
11829
11830 * NEWS: New file.
11831
e96caa79
ILT		 11832 * options.cc (options::help): Print list of supported targets.
11833 * target-select.h: Include <vector>.
11834 (class Target_selector): Make machine_, size_, and is_big_endian_
11835 fields const. Add bfd_name_ and instantiated_target_ fields.
11836 (Target_selector::Target_selector): Add bfd_name parameter.
11837 (Target_selector::recognize): Make non-virtual, call
11838 do_recognize.
11839 (Target_selector::recognize_by_name): Make non-virtual, call
11840 do_recognize_by_name.
11841 (Target_selector::supported_names): New function.
11842 (Target_selector::bfd_name): New function.
11843 (Target_selector::do_instantiate_target): New pure virtual
11844 function.
11845 (Target_selector::do_recognize): New virtual function.
11846 (Target_selector::do_recognize_by_name): New virtual function.
11847 (Target_selector::instantiate_target): New private function.
11848 (supported_target_names): Declare.
11849 * target-select.cc (Target_selector::Target_selector): Update for
11850 new parameter and fields.
11851 (select_target_by_name): Check that the name matches before
11852 calling recognize_by_name.
11853 (supported_target_names): New function.
11854 * i386.cc (class Target_selector_i386): Update Target_selector
11855 constructor call. Remove recognize and recognize_by_name. Add
11856 do_instantiate_target.
11857 * x86_64.cc (class Target_selector_x86_64): Likewise.
11858 * testsuite/testfile.cc (class Target_selector_test): Update for
11859 changes to Target_selector.
11860
874c5b28
ILT		 11861 * README: Rewrite, with some notes on unsupported features.
11862
0a65a3a7
CC		 118632008-03-24 Cary Coutant <ccoutant@google.com>
11864
11865 * i386.cc (Target_i386::Got_type): New enum declaration.
11866 (Target_i386::Scan::local): Updated callers of Output_data_got
11867 member functions.
11868 (Target_i386::Scan::global): Likewise.
11869 (Target_i386::Relocate::relocate): Likewise.
11870 (Target_i386::Relocate::relocate_tls): Likewise.
11871 * object.h (Got_offset_list): New class.
11872 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11873 (Sized_relobj::local_got_offset): Likewise.
11874 (Sized_relobj::set_local_got_offset): Likewise.
11875 (Sized_relobj::local_has_tls_got_offset): Removed.
11876 (Sized_relobj::local_tls_got_offset): Removed.
11877 (Sized_relobj::set_local_tls_got_offset): Removed.
11878 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11879 * output.cc (Output_data_got::add_global): Added got_type parameter.
11880 (Output_data_got::add_global_with_rel): Likewise.
11881 (Output_data_got::add_global_with_rela): Likewise.
11882 (Output_data_got::add_global_pair_with_rel): New function.
11883 (Output_data_got::add_global_pair_with_rela): New function.
11884 (Output_data_got::add_local): Added got_type parameter.
11885 (Output_data_got::add_local_with_rel): Likewise.
11886 (Output_data_got::add_local_with_rela): Likewise.
11887 (Output_data_got::add_local_pair_with_rel): New function.
11888 (Output_data_got::add_local_pair_with_rela): New function.
11889 (Output_data_got::add_global_tls): Removed.
11890 (Output_data_got::add_global_tls_with_rel): Removed.
11891 (Output_data_got::add_global_tls_with_rela): Removed.
11892 (Output_data_got::add_local_tls): Removed.
11893 (Output_data_got::add_local_tls_with_rel): Removed.
11894 (Output_data_got::add_local_tls_with_rela): Removed.
11895 * output.h (Output_data_got::add_global): Added got_type parameter.
11896 (Output_data_got::add_global_with_rel): Likewise.
11897 (Output_data_got::add_global_with_rela): Likewise.
11898 (Output_data_got::add_global_pair_with_rel): New function.
11899 (Output_data_got::add_global_pair_with_rela): New function.
11900 (Output_data_got::add_local): Added got_type parameter.
11901 (Output_data_got::add_local_with_rel): Likewise.
11902 (Output_data_got::add_local_with_rela): Likewise.
11903 (Output_data_got::add_local_pair_with_rel): New function.
11904 (Output_data_got::add_local_pair_with_rela): New function.
11905 (Output_data_got::add_global_tls): Removed.
11906 (Output_data_got::add_global_tls_with_rel): Removed.
11907 (Output_data_got::add_global_tls_with_rela): Removed.
11908 (Output_data_got::add_local_tls): Removed.
11909 (Output_data_got::add_local_tls_with_rel): Removed.
11910 (Output_data_got::add_local_tls_with_rela): Removed.
11911 * resolve.cc (Symbol::override_base_with_special): Removed
11912 reference to has_got_offset_ field.
11913 * symtab.cc (Symbol::init_fields): Replaced initialization
11914 of got_offset_ with got_offsets_. Removed initialization
11915 of has_got_offset_
53fcba31 11916 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 11917 (Symbol::got_offset): Likewise.
11918 (Symbol::set_got_offset): Likewise.
11919 (Symbol::has_tls_got_offset): Removed.
11920 (Symbol::tls_got_offset): Removed.
11921 (Symbol::set_tls_got_offset): Removed.
11922 (Symbol::got_offset_): Removed.
11923 (Symbol::tls_mod_got_offset_): Removed.
11924 (Symbol::tls_pair_got_offset_): Removed.
11925 (Symbol::got_offsets_): New field.
11926 (Symbol::has_got_offset): Removed.
11927 (Symbol::has_tls_mod_got_offset): Removed.
11928 (Symbol::has_tls_pair_got_offset): Removed.
11929 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11930 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11931 member functions.
11932 (Target_x86_64::Scan::global): Likewise.
11933 (Target_x86_64::Relocate::relocate): Likewise.
11934 (Target_x86_64::Relocate::relocate_tls): Likewise.
11935
bd52eafb
BE		 119362008-03-25 Ben Elliston <bje@au.ibm.com>
11937
11938 * yyscript.y: Fix spelling error in comment.
11939
8b105e34
ILT		 119402008-03-24 Ian Lance Taylor <iant@google.com>
11941
8ed814a9
ILT		 11942 * options.h (class General_options): Define build_id option.
11943 * layout.h (class Layout): Declare write_build_id, create_note,
11944 create_build_id. Add build_id_note_ member.
11945 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11946 "libiberty.h", "md5.h", "sha1.h".
11947 (Layout::Layout): Initialize eh_frame_data_,
11948 eh_frame_hdr_section_, and build_id_note_.
11949 (Layout::finalize): Call create_build_id.
11950 (Layout::create_note): New function, broken out of
11951 Layout::create_gold_note.
11952 (Layout::create_gold_note): Call create_note.
11953 (Layout::create_build_id): New function.
11954 (Layout::write_build_id): New function.
11955 (Close_task_runner::run): Call write_build_id.
11956
8b105e34
ILT		 11957 * x86_64.cc: Correct license to GPLv3.
11958
086a1841
ILT		 119592008-03-23 Ian Lance Taylor <iant@google.com>
11960
11961 * options.cc: Include "demangle.h".
11962 (parse_optional_string): New function.
11963 (parse_long_option): Handle takes_optional_argument.
11964 (parse_short_option): Update dash_z initializer. Handle
11965 takes_optional_argument.
11966 (General_options::General_options): Initialize do_demangle_.
11967 (General_options::finalize): Set do_demangle_. Handle demangling
11968 style.
11969 * options.h (parse_optional_string): Declare.
11970 (struct One_option): Add optional_arg field. Update constructor.
11971 Update call constructor calls. Add takes_optional_argument
11972 function.
11973 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11974 (DEFINE_optional_string): Define.
11975 (General_options::demangle): Change from DEFINE_bool to
11976 DEFINE_optional_string.
11977 (General_options::no_demangle): New function.
11978 (General_options::do_demangle): New function.
11979 (General_options::set_do_demangle): New function.
11980 (General_options::execstack_status_): Move definition to end of
11981 class definition.
11982 (General_options::static_): Likewise.
11983 (General_options::do_demangle_): New field.
11984 * object.cc (big_endian>::get_symbol_location_info): Call
11985 Options::do_demangle, not Options::demangle.
11986 * symtab.cc (demangle): Likewise.
11987
cbb93e63
ILT		 119882008-03-22 Ian Lance Taylor <iant@google.com>
11989
11990 * gold.h: Include <cstddef> and <sys/types.h>
11991 * options.h: Include <cstring>.
11992
ec531623
ILT		 119932008-03-21 Ian Lance Taylor <iant@google.com>
11994
11995 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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