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Reformat elfedit.c
[deliverable/binutils-gdb.git] / gold / ChangeLog
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ea715a34
ILT		 12010-01-07 Ian Lance Taylor <iant@google.com>
2
3 * output.h (class Output_data): Add const version of
4 output_section and do_output_section.
5 (class Output_section_data): Add const version of
6 do_output_section.
7 (class Output_section): Likewise.
8 * layout.cc (Layout::add_target_dynamic_tags): New function.
9 * layout.h (class Layout): Update declarations.
10 * arm.cc (Target_arm::do_finalize_sections): Use
11 add_target_dynamic_tags.
12 * i386.cc (Target_i386::do_finalize_sections): Likewise.
13 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
14 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
15 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
16
659948a4
ILT		 172010-01-07 Ian Lance Taylor <iant@google.com>
18
19 PR 11042
20 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
21 object as needed.
22
9d3b86f6
ILT		 232010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
24 Ian Lance Taylor <iant@google.com>
25
26 PR 11019
27 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
28 Xindex::read_symtab_xindex.
29
bb0d3eb0
DK		 302010-01-07 Doug Kwan <dougkwan@google.com>
31
32 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
33 (Insn_template::thumb16_bcond_insn): New method declaration.
34 (Insn_template): Fix spelling.
35 (Stub::thumb16_special): New method declaration.
36 (Stub::do_write): Define virtual method which was previously pure
37 virtual.
38 (Stub::do_thumb16_special): New method declaration.
39 (Stub::do_fixed_endian_write): New template member.
40 (Reloc_stub::do_write): Remove.
41 (Reloc_stub::do_fixed_endian_write): Remove.
42 (Cortex_a8_stub): New class definition.
43 (Stub_factory::make_cortex_a8_stub): New method definition.
44 (Stub_factory::Stub_factory): Add missing static storage class
45 qualifier for elf32_arm_stub_a8_veneer_blx.
46
ffeef7df
ILT		 472010-01-07 Ian Lance Taylor <iant@google.com>
48
dc3f80fe
ILT		 49 PR 10980
50 * options.h (class General_options): Add --warn-unresolved-symbols
51 and --error-unresolved-symbols.
52 * errors.cc (Errors::undefined_symbol): Implement
53 --warn-unresolved-symbols.
54
ffeef7df
ILT		 55 * options.h (class General_options): Add -z text and -z textoff.
56 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
57
f1ec9ded
ST		 582010-01-06 Sriraman Tallam <tmsriram@google.com>
59
60 * gc.h (Garbage_collection::Cident_section_map): New typedef.
61 (Garbage_collection::cident_sections): New function.
62 (Garbage_collection::add_cident_section): New function.
63 (Garbage_collection::cident_sections_): New member.
64 (gc_process_relocs): Add references to sections whose names are C
65 identifiers.
66 * gold.h (cident_section_start_prefix): New constant.
67 (cident_section_stop_prefix): New constant.
68 (is_cident): New function.
69 * layout.cc (Layout::define_section_symbols): Replace string constants
70 with the newly defined constants.
71 * object.cc (Sized_relobj::do_layout): Track sections whose names are
72 C identifiers.
73 * testsuite/Makefile.am: Add gc_orphan_section_test.
74 * testsuite/Makefile.in: Regenerate.
75 * testsuite/gc_orphan_section_test.cc: New file.
76 * testsuite/gc_orphan_section_test.sh: New file.
77
6eda8c29
ILT		 782010-01-06 Ian Lance Taylor <iant@google.com>
79
b9674e17
ILT		 80 PR 10980
81 * options.h (class General_options): Add --warn-shared-textrel.
82 * layout.cc (Layout::finish_dynamic_section): Implement
83 --warn-shared-textrel.
84
6eda8c29
ILT		 85 PR 10980
86 * options.h (class General_options): Add --warn-multiple-gp.
87
32dcd44e
ILT		 882010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
89
90 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
91 $(THREADSLIB) and $(LIBDL).
92 * Makefile.in: Rebuild.
93
a192ba05
ILT		 942010-01-06 Ian Lance Taylor <iant@google.com>
95
96 PR 10980
97 * options.cc (General_options::parse_section_start): New function.
98 (General_options::section_start): New function.
99 (General_options::General_options): Initialize all members.
100 * options.h: Include <map>
101 (class General_options): Add --section-start. Add section_starts_
102 member.
103 * layout.cc (Layout::attach_allocated_section_to_segment): If
104 --section-start was used, set the address of the segment. Remove
105 local sort_sections.
106 (Layout::relaxation_loop_body): If the address of the load segment
107 has been set by --section-start, don't use it.
108 * output.h (Output_segment::update_flags_for_output_section): New
109 function.
110 * output.cc (Output_segment::add_output_section): Call
111 update_flags_for_output_section.
112
dde3f402
ILT		 1132010-01-05 Ian Lance Taylor <iant@google.com>
114
62dfdd4d
ILT		 115 PR 10980
116 * options.h (class General_options): Add --undefined-version.
117 * script.cc (struct Version_expression): Add was_matched_by_symbol
118 field.
119 (Version_script_info::matched_symbol): New function.
120 (Version_script_info::get_symbol_version_helper): Call
121 matched_symbol.
122 (Version_script_info::check_unmatched_names): New function.
123 * script.h (class Version_script_info): Update declarations.
124 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
125
9c4ae156
ILT		 126 * options.h (class General_options): Use DEFINE_bool_alias for
127 allow_multiple_definition.
128 * resolve.cc (Symbol_table::should_override): Don't test
129 allow_multiple_definition.
130
dde3f402
ILT		 131 PR 10980
132 * options.h (class General_options): Add --cref.
133 * main.cc (main): Print cref table if --cref. Don't close mapfile
134 until after printing cref table.
135 * cref.cc: Include "symtab.h".
136 (class Cref_inputs): Define Cref_table_compare and Cref_table.
137 (Cref_table_compare::operator()): New function.
138 (Cref_inputs::gather_cref): New function.
139 (filecol): New static const.
140 (Cref_inputs::print_cref): New function.
141 (Cref::print_cref): New function.
142 * cref.h: Include <cstdio>.
143 (class Cref): Update declarations.
144 * mapfile.h (Mapfile::file): New function.
145 * object.h (class Object): Define Symbols. Declare virtual
146 do_get_global_symbols.
147 (Object::get_global_symbols): New function.
148 * object.cc (Input_objects::add_object): Pass object to cref_ if
149 --cref.
150 (Input_objects::archive_start): Likewise.
151 (Input_objects::archive_stop): Likewise.
152 (Input_objects::print_cref): New function.
153 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
154 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
155 --cref.
156 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
157 function.
158 * plugin.h (class Sized_pluginobj): Update declarations.
159
8781f709
ILT		 1602010-01-05 Ian Lance Taylor <iant@google.com>
161
162 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
163 to is_default_version. Rename insdef to insdefault.
164 (Symbol_table::add_from_relobj): Rename def to is_default_version
165 and local to is_forced_local.
166 (Symbol_table::add_from_pluginobj): Likewise.
167 (Symbol_table::add_from_dynobj): Likewise.
168 (Symbol_table::define_special_symbol): Rename insdef to
169 insdefault.
170
fe35d28d
ILT		 1712010-01-04 Ian Lance Taylor <iant@google.com>
172
30bc8c46
ILT		 173 PR 10980
174 * options.h (class General_options): Add
175 --allow-multiple-definition and -z muldefs.
176 * resolve.cc (Symbol_table::should_override): Don't warn about a
177 multiple symbol definition if --allow-multiple-definition or -z
178 muldefs.
179
7eaea549
ILT		 180 PR 10980
181 * options.h (class General_options): Add --add-needed and
182 --copy-dt-needed-entries. Tweak --as-needed help entry.
183 * object.cc (Input_objects::check_dynamic_dependencies): Give an
184 error if --copy-dt-needed-entries aka --add-needed is used and
185 would cause a change in behaviour.
186
fe35d28d
ILT		 187 PR 10980
188 * options.h (class General_options): Add -G as a short version of
189 --shared. Add no-op options -assert, -g, and -i.
190
55a2bb35
ST		 1912010-01-04 Sriraman Tallam <tmsriram@google.com>
192
193 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
194 check for .text or .gnu.linkonce.t sections.
195 * icf.cc (Icf::find_identical_sections): Ditto.
196 Change the detection for mangled function name within the section
197 name.
198 * icf.h (is_section_foldable_candidate): New function.
199
719328e1
ILT		 2002009-12-30 Ian Lance Taylor <iant@google.com>
201
202 PR 10980
203 * options.h (class General_options): Permit two dashes with
204 --retain-symbols-file.
205
d7bb5745
ILT		 2062009-12-30 Ian Lance Taylor <iant@google.com>
207
403a15dd
ILT		 208 PR 10979
209 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
210 don't put the file header and segment headers in the text
211 segment.
212
eda294df
ILT		 213 PR 10979
214 * common.cc (Sort_commons::operator()): Stabilize sort when both
215 entries are NULL.
216 (Symbol_table::do_allocate_commons_list): When allocating common
217 symbols, skip a symbol which is no longer common.
218 * symtab.h (Symbol::is_common): Test whether the symbol comes from
219 an object before checking its type.
220 * testsuite/common_test_2.c: New file.
221 * testsuite/common_test_3.c: New file.
222 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
223 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
224 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
225 (common_test_2_pic.o, common_test_2.so): New targets.
226 (common_test_3_pic.o, common_test_3.so): New targets.
227 * testsuite/Makefile.in: Rebuild.
228
d7bb5745
ILT		 229 PR 10979
230 * script.cc (read_input_script): If we see a new SECTIONS clause,
231 and we have added an input section, give an error.
232 * layout.h (class Layout): Add have_added_input_section function.
233 Add have_added_input_section_ field.
234 * layout.cc (Layout::Layout): Initialize
235 have_added_input_section_.
236 (Layout::layout): Set have_added_input_section_.
237 (Layout::layout_eh_frame): Likewise.
238
fc59c572
ILT		 2392009-12-30 Ian Lance Taylor <iant@google.com>
240
241 PR 10931
242 * options.h (class General_options): Add --sort-common option.
243 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
244 * common.cc (Sort_common): Add sort_order parameter to
245 constructor. Add sort_order_ field.
246 (Sort_commons::operator): Check sort_order_.
247 (Symbol_table::allocate_commons): Determine the sort order.
248 (Symbol_table::do_allocate_commons): Add sort_order parameter.
249 Change all callers.
250 (Symbol_table::do_allocate_commons_list): Likewise.
251
1c74fab0
ILT		 2522009-12-30 Ian Lance Taylor <iant@google.com>
253
254 PR 10916
255 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
256 symbols from this object, don't change the visibility of an
257 undefined symbol.
258 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
259
6affe781
ILT		 2602009-12-30 Ian Lance Taylor <iant@google.com>
261
262 PR 10861
263 * script.h (class Version_script_info): Define Language enum.
264 Update declarations. Define Glob, Exact, and Lookup types. Add
265 new fields globals_, locals_, and is_finalized_.
266 * script.cc: Various formatting fixes.
267 (class Parser_closure): Change language_stack_ from a vector of
268 std::string to one of Version_script_info::Language. Adjust all
269 uses accordingly.
270 (class Lazy_demangler): Remove.
271 (struct Version_expression): Change language from std::string to
272 Version_script_info::Language.
273 (Version_script_info::Version_script_info): New function.
274 (Version_script_info::~Version_script_info): Don't call clear.
275 (Version_script_info::finalize): New function.
276 (Version_script_info::build_lookup_tables): New function.
277 (Version_script_info::build_expression_list_lookup): New
278 function.
279 (Version_script_info::get_symbol_version_helper): Rewrite to use
280 lookup tables.
281 (Version_script_info::print_expression_list): Adjust to use
282 Version_script_info::Language.
283 (script_push_lex_into_version_mode): Check that the version script
284 has not been finalized.
285 (version_script_push_lang): Change language string to
286 Version_script_info::Language.
287 * options.cc (Command_line::version_script): New function.
288 * options.h (class General_options): Add finalize_dynamic_list
289 function. Change version_script from declaration to definition.
290 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
291 * testsuite/version_script.map: Remove duplicate def of foo.
292 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
293 version_script.map.
294 * testsuite/Makefile.in: Rebuild.
295
818bf354
ILT		 2962009-12-30 Ian Lance Taylor <iant@google.com>
297
298 PR 10843
299 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
300 if the input symbol index is 0, make the output symbol index 0.
301
ebcc8304
ILT		 3022009-12-30 Ian Lance Taylor <iant@google.com>
303
304 PR 10670
305 * options.h (class General_options): Add -x/--discard-all.
306 * object.cc (Sized_relobj::do_count_local_symbols): Handle
307 --discard-all. If the local symbol needs a dynamic entry, check
308 that before handling --discard-locals.
309
176fe33f
ILT		 3102009-12-30 Ian Lance Taylor <iant@google.com>
311
bb321bb1
ILT		 312 PR 10450
313 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
314 flags to PF_R.
315 (Output_segment::add_output_section): Don't change the flags if
316 the type is PT_TLS.
317
176fe33f
ILT		 318 PR 10450
319 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
320 GNU hash table if they need a dynamic value. Otherwise, don't add
321 them if they are defined in a dynamic object or are forced local.
322
e8cd95c7
ILT		 3232009-12-29 Ian Lance Taylor <iant@google.com>
324
1b81fb71
ILT		 325 PR 10450
326 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
327 .gnu.hash table for a 32-bit target.
328
8d6d383d
ILT		 329 PR 10450
330 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
331 regular and a dynamic object only needs a dynamic symbol table
332 entry if it is externally visible.
333
e785ec03
ILT		 334 PR 10450
335 * i386.cc (class Target_i386): Initialize global_offset_table_ in
336 constructor. Add global_offset_table_ field.
337 (Target_i386::got_section): Set global_offset_table_.
338 (Target_i386::do_finalize_sections): Set global_offset_table_
339 size.
340 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
341 in constructor. Add global_offset_table_ field.
342 (Target_x86_64::got_section): Set global_offset_table_.
343 (Target_x86_64::do_finalize_sections): Set global_offset_table_
344 size.
345
1a2dff53
ILT		 346 * layout.cc (Layout::Layout): Initialize increase_relro_.
347 (Layout::get_output_section): Add is_relro, is_last_relro, and
348 is_first_non_relro parameters. Change all callers.
349 (Layout::choose_output_section): Likewise.
350 (Layout::add_output_section_data): Likewise.
351 (Layout::make_output_section): Likewise.
352 (Layout::set_segment_offsets): Clear increase_relro when using a
353 linker script.
354 * layout.h (class Layout): Add increase_relro method. Add
355 increase_relro_ field. Update declarations.
356 * output.cc (Output_section::Output_section): Initialize
357 is_last_relro_ and is_first_non_relro_.
358 (Output_segment::add_output_section): Group relro sections is
359 do_sort is true. Handle is_last_relro and is_first_non_relro.
360 (Output_segment::maximum_alignment): Remove relro handling.
361 (Output_segment::set_section_addresses): Add increase_relro
362 parameter. Change all callers. Add initial alignment to align
363 relro sections on separate page. Remove old relro handling.
364 (Output_segment::set_section_list_addresses): Remove in_relro
365 parameter. Change all callers.
366 (Output_segment::set_offset): Add increase parameter. Change all
367 callers. Remove old relro handling.
368 * output.h (class Output_section): Add new methods: is_last_relro,
369 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
370 Add is_last_relro_ and is_first_non_relro_ fields.
371 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
372 Create separate .got.plt section. Call increase_relro.
373 * x86_64.cc (Target_x86_64::got_section): Likewise.
374 * testsuite/relro_script_test.t: Add .got.plt.
375
f0ba79e2
ILT		 376 PR 10450
377 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
378 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
379 (Layout::finalize): Call set_dynamic_symbol_size.
380 (Layout::set_dynamic_symbol_size): New function.
381 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
382 set_dynamic_symbol_size.
383
e8cd95c7
ILT		 384 PR 10450
385 * output.h (class Output_section): Add is_entsize_zero_ field.
386 * output.cc (Output_section::Output_section): Initialize
387 is_entsize_zero_.
388 (Output_section::set_entsize): If two different entsizes are
389 requested, force it to zero.
390 (Output_section::add_input_section): Set flags for .debug_str
391 before updating section flags. Set entsize.
392 (Output_section::update_flags_for_input_section): Set SHF_MERGE
393 and SHF_STRING if all input sections have those flags.
394
3e1b9a8a
RÁE		 3952009-12-29 Rafael Espindola <espindola@google.com>
396
397 * main.cc (main): Fix the sys time reporting.
e8cd95c7
ILT		 398 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
399 reporting.
3e1b9a8a 400
3dcad376
ST		 4012009-12-29 Sriraman Tallam <tmsriram@google.com>
402
403 * options.cc (General_options::parse_version): Allow -v to exit
404 without an error if there is nothing to link.
405
084e2665
ILT		 4062009-12-29 Ian Lance Taylor <iant@google.com>
407
408 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
409 using a version of gcc before 4.1.
410 * configure: Rebuild.
411
250acde3
CD		 4122009-12-28 Chris Demetriou <cgd@google.com>
413
414 * attributes.cc (Output_attributes_section_data::do_write): Use
415 std::vector::front rather than std::vector::data.
416
99fff23b
ILT		 4172009-12-28 Ian Lance Taylor <iant@google.com>
418
419 * symtab.h (class Symbol_table): Add enum Defined.
420 * resolve.cc (Symbol_table::should_override): Add defined
421 parameter. Change all callers. Test whether object is NULL
422 before calling a method on it.
423 (Symbol_table::report_resolve_problem): Add defined parameter.
424 Change all callers.
425 (Symbol_table::should_override_with_special): Likewise.
426 * symtab.cc (Symbol_table::define_in_output_data): Add defined
427 parameter. Change all callers.
428 (Symbol_table::do_define_in_output_data): Likewise.
429 (Symbol_table::define_in_output_segment): Likewise.
430 (Symbol_table::do_define_in_output_segment): Likewise.
431 (Symbol_table::define_as_constant): Likewise.
432 (Symbol_table::do_define_as_constant): Likewise.
433 * script.h (class Symbol_assignment): Add is_defsym parameter to
434 constructor; change all callers.
435 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
436 parameter. Change all callers. Add is_defsym_ field.
437 (class Parser_closure): Add parsing_defsym parameter to
438 constructor; change all callers. Add parsing_defsym accessor
439 function. Add parsing_defsym_ field.
440
556bd683
ILT		 4412009-12-28 Ian Lance Taylor <iant@google.com>
442
443 * gold.cc (queue_middle_tasks): Fix formatting.
fa618ee4 444 * object.cc (Relobj::is_section_name_included): Likewise.
556bd683 445
1782c879
ILT		 4462009-12-23 Ian Lance Taylor <iant@google.com>
447
448 * i386.cc (Target_i386::do_calls_non_split): Recognize
449 -fsplit-stack prologue for a function with a static chain.
cbc999b9
ILT		 450 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
451 -fsplit-stack prologue when using %r11.
1782c879 452
329ca2b1
ST		 4532009-12-21 Sriraman Tallam <tmsriram@google.com>
454
455 * options.cc (General_options::parse_version): Make -v continue and do
456 the link like GNU ld does.
457
d675ff46
RÁE		 4582009-12-17 Rafael Avila de Espindola <espindola@google.com>
459
460 * Makefile.am (CCFILES): Add timer.cc.
461 (HFILES): Add timer.h.
462 * configure.ac: Check for sysconf and times.
463 * main.cc: include timer.h.
464 (main): Use Timer instead of get_run_time.
465 * timer.cc: New.
466 * timer.h: New.
467 * workqueue.cc: include timer.h.
468 (Workqueue::find_and_run_task):
469 Report user, sys and wall time.
470 * Makefile.in: Regenerate.
471 * config.in: Regenerate.
472 * configure: Regenerate.
473
d6344fb5
DK		 4742009-12-16 Doug Kwan <dougkwan@google.com>
475
476 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
477 sections.
478 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
479 relaxed input sections.
480 * output.cc (Output_section::find_relaxed_input_section): Change
481 return type to Output_relaxed_input_section pointer. Adjust code
482 for new type of relaxed_input_section_map_.
483 * output.h (Output_section::find_relaxed_input_section): Change
484 return type to Output_relaxed_input_section pointer.
485 (Output_section::Output_relaxed_input_section_by_input_section_map):
486 New type.
487 (Output_section::relaxed_input_section_map_): Change type to
488 Output_section::Output_relaxed_input_section_by_input_section_map.
489 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
490 input section.
491
0e0d5469
ILT		 4922009-12-15 Ian Lance Taylor <iant@google.com>
493
494 * layout.cc (Layout::create_shstrtab): Only write out after input
495 sections if we are compressing debug sections.
496
0649a889
ILT		 4972009-12-15 Ian Lance Taylor <iant@google.com>
498
499 * archive.cc (Archive::add_symbols): Only look up a symbol without
500 a version if there is, in fact, a version.
501
2ea97941
ILT		 5022009-12-14 Ian Lance Taylor <iant@google.com>
503
504 Revert -Wshadow changes, all changes from:
505 2009-12-11 Doug Kwan <dougkwan@google.com>
506 2009-12-11 Nick Clifton <nickc@redhat.com>
507 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
508
b0eec2cc
DK		 5092009-12-11 Doug Kwan <dougkwan@google.com>
510
511 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
512 due to -Wshadow.
513 * attributes.cc (Object_attribute::size): Ditto.
514 (Attributes_section_data::size): Ditto.
515 (Attributes_section_data::Attributes_section_data): Ditto.
516 (Output_attributes_section_data::do_write): Ditto.
517 * attributes.h (Object_attribute::set_type): Ditto.
518 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
519
91d6fa6a
NC		 5202009-12-11 Nick Clifton <nickc@redhat.com>
521
522 * archive.cc: Fix shadowed variable warnings.
523 * arm.cc: Likewise.
524 * compressed_output.cc: Likewise.
525 * compressed_output.h: Likewise.
526 * configure: Likewise.
527 * dwarf_reader.cc: Likewise.
528 * dynobj.cc: Likewise.
529 * dynobj.h: Likewise.
530 * ehframe.cc: Likewise.
531 * ehframe.h: Likewise.
532 * errors.cc: Likewise.
533 * expression.cc: Likewise.
534 * fileread.cc: Likewise.
535 * fileread.h: Likewise.
536 * freebsd.h: Likewise.
537 * i386.cc: Likewise.
538 * icf.cc: Likewise.
539 * incremental.h: Likewise.
540 * layout.cc: Likewise.
541 * layout.h: Likewise.
542 * mapfile.cc: Likewise.
543 * merge.cc: Likewise.
544 * merge.h: Likewise.
545 * object.cc: Likewise.
546 * object.h: Likewise.
547 * options.h: Likewise.
548 * output.cc: Likewise.
549 * output.h: Likewise.
550 * parameters.cc: Likewise.
551 * plugin.cc: Likewise.
552 * powerpc.cc: Likewise.
553 * reduced_debug_output.cc: Likewise.
554 * reduced_debug_output.h: Likewise.
555 * reloc.cc: Likewise.
556 * reloc.h: Likewise.
557 * resolve.cc: Likewise.
558 * script-sections.cc: Likewise.
559 * script.cc: Likewise.
560 * script.h: Likewise.
561 * sparc.cc: Likewise.
562 * symtab.cc: Likewise.
563 * symtab.h: Likewise.
564 * target-select.cc: Likewise.
565 * target-select.h: Likewise.
566 * token.h: Likewise.
567 * workqueue.cc: Likewise.
568 * workqueue.h: Likewise.
569 * x86_64.cc: Likewise.
570
a0351a69
DK		 5712009-12-10 Doug Kwan <dougkwan@google.com>
572
573 * arm.cc (attributes.h): New include.
574 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
575 (Arm_relobj::~Arm_relobj): Delete object pointed by
576 attributes_section_data_.
577 (Arm_relobj::attributes_section_data): New method definition.
578 (Arm_relobj::attributes_section_data_): New data member declaration.
579 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
580 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
581 attributes_section_data_.
582 (Arm_dynobj::attributes_section_data): New method definition.
583 (Arm_dynobj::attributes_section_data_): New data member declaration.
584 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
585 initialization value of may_use_blx_ to false.
586 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
587 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
588 object attributes to compute results instead of hard-coding.
589 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
590 Target_arm::get_secondary_compatible_arch,
591 Target_arm::set_secondary_compatible_arch
592 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
593 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
594 New method declarations.
595 (Target_arm::get_aeabi_object_attribute): New method definition.
596 (Target_arm::attributes_section_data_): New data member declaration.
597 (read_arm_attributes_section): New template definition.
598 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
599 (Arm_dynobj::do_read_symbols): Ditto.
600 (Target_arm::do_finalize_sections): Merge attributes sections from
601 input. Check for BLX use after attributes section merging.
602 Fix __exidx_start and __exidx_end visibility. Create an
603 .ARM.attributes section if necessary.
604 (Target_arm::get_secondary_compatible_arch,
605 Target_arm::set_secondary_compatible_arch,
606 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
607 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
608 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
609 New method definitions.
610
b59befec
ILT		 6112009-12-09 Ian Lance Taylor <iant@google.com>
612
613 * plugin.cc (Plugin::load): Don't cast from void* to a function
614 pointer.
615
1276bc89
ILT		 6162009-12-09 Ian Lance Taylor <iant@google.com>
617
618 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
619 information fields.
620
2f2de248
L		 6212009-12-09 H.J. Lu <hongjiu.lu@intel.com>
622
623 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
624 Replace two_file_shared_1.so with two_file_shared_2.so.
625 * testsuite/Makefile.in: Regenerated.
626
4f787271
DK		 6272009-12-08 Doug Kwan <dougkwan@google.com>
628
629 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
630 (HFILES): Add attributes.h and int_encoding.h.
631 * Makefile.in: Regenerate.
632 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
633 function definitions to int_encoding.cc
634 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
635 prototypes to int_encoding.h
636 * reduced_debug_output.cc (int_encoding.h): New include.
637 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
638 function definitions to int_encoding.cc
639 (insert_into_vector, read_from_pointer): Move template definitions to
640 int_encoding.h
641 * attributes.cc: New file.
642 * attributes.h: New file.
643 * int_encoding.cc: New file.
644 * int_encoding.h: New file.
645
20b52f1a
RÁE		 6462009-12-07 Rafael Avila de Espindola <espindola@google.com>
647
648 PR gold/11055
649 * incremental-dump.cc (dump_incremental_inputs): New.
650 (main): Use dump_incremental_inputs.
651
53d7974c
L		 6522009-12-07 H.J. Lu <hongjiu.lu@intel.com>
653
654 PR gold/10893
655 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
656 checking elfcpp::STT_FUNC.
657 (Target_i386::Relocate::relocate): Likewise.
658 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
659
660 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
661 symbols from shared libraries into normal FUNC symbols.
662
663 * symtab.h (Symbol): Add is_func and use it.
664
05a352e6
DK		 6652009-12-05 Doug Kwan <dougkwan@google.com>
666
667 * arm.cc (Target_arm::arm_info): Initialize new fields
668 attributes_section and attributes_vendor.
669 * i386.cc (Target_i386::i386_info): Same.
670 * object.cc (Sized_relobj::do_layout): Skip attribute section.
671 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
672 fields attributes_section and attributes_vendor.
53d7974c 673 * sparc.cc (Target_sparc::sparc_info): Same.
05a352e6
DK		 674 * target.h (Target::attributes_section, Target::attributes_vendor,
675 Target::is_attributes_section, Target::attribute_arg_type,
676 Target::attributes_order): New method definitions.
677 (Target::Target_info::attributes_section,
678 Target::Target_info::attributes_vendor): New fields.
679 (Target::do_attribute_arg_type, Target::do_attributes_order): New
680 virtual method definitions.
681 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
682 attributes_section and attributes_vendor.
683 * testsuite/testfile.cc (Target_test::test_target_info): Same.
684
f4e5969c
DK		 6852009-12-05 Doug Kwan <dougkwan@google.com>
686
687 * arm.cc: Update comments about interworking and stub generation.
688 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
689 considered as non-PIC.
690 (Arm_relocate_functions::base_abs): Fix formatting.
691 (Arm_relocate_functions::got_prel): Fix comment. Change interface
692 of function to use GOT entry address instead of offset.
693 (Target_arm::Scan::global): Issue an error if a symbol would need a
694 PLT does not get one because it is untyped. Remove code to create
695 dynamic symbols for relative branches.
696 (Target_arm::Relocate::relocate: Use 0 instead of false since function
697 takes unsigned integer instead of boolean.
698
1abce4a6
L		 6992009-12-05 H.J. Lu <hongjiu.lu@intel.com>
700
701 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
702 (two_file_test_LDADD): Likewise.
703 (common_test_1_LDADD): Likewise.
704 (exception_test_LDADD) Likewise.
705 (weak_test_LDADD): Likewise.
706 (many_sections_test_LDADD): Likewise.
707 (initpri1_LDADD): Likewise.
708 (script_test_1_LDADD): Likewise.
709 (script_test_2_LDADD): Likewise.
710 (justsyms_LDADD): Likewise.
711 (binary_test_LDADD): Likewise.
712 (large_LDADD): Likewise.
713 * testsuite/Makefile.in: Regenerated.
714
adcf2816 7152009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1abce4a6 716
adcf2816
L		 717 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
718 (Symbol_table::override_with_special): Likewise.
719 (Symbol_table::add_from_object): Likewise.
720
28e67f5d
RÁE		 7212009-12-04 Rafael Avila de Espindola <espindola@google.com>
722
723 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
724 Don't set the data_offset twice.
725
ae10a101
RÁE		 7262009-12-04 Rafael Avila de Espindola <espindola@google.com>
727
728 * testsuite/Makefile.in: Regenerate.
729
f59f41f3
DK		 7302009-12-03 Doug Kwan <dougkwan@google.com>
731
732 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
733 (Target_arm::do_finalize_sections): Add parameter for symbol table
734 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
735 * i386.cc (Target_i386::do_finalize_sections): Add an additional
736 parameter for symbol table pointer.
737 * layout.cc (Layout::finalize): Call Target::finalize_sections with
738 an additional parameter for a pointer to symbol table.
739 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
740 parameter for a symbol table pointer.
741 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
742 * target.h (Target::finalize_sections, Target::do_finalize_sections):
743 Ditto.
744 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
745 parameter for a symbol table pointer.
746
ca55d848
RÁE		 7472009-12-03 Rafael Avila de Espindola <espindola@google.com>
748
749 * incremental.cc (Incremental_inputs_header)
750 (Incremental_inputs_header_write, Incremental_inputs_entry)
751 (Incremental_inputs_entry_write): Move ...
752 * incremental.h (Incremental_inputs_header)
753 (Incremental_inputs_header_write, Incremental_inputs_entry)
754 (Incremental_inputs_entry_write): here.
755
3aec4f9c
RÁE		 7562009-12-02 Rafael Avila de Espindola <espindola@google.com>
757
758 * incremental.cc (make_sized_incremental_binary): Set the target.
759 Error if it is incompatible.
760 * output.h (Output_file): Add filename method.
761
9c0ae74d
RÁE		 7622009-12-02 Rafael Avila de Espindola <espindola@google.com>
763
764 * incremental.cc (Incremental_inputs_entry): Remove unused argument
765 from the get_* methods.
766
a45500ae
RÁE		 7672009-12-02 Rafael Avila de Espindola <espindola@google.com>
768
769 * incremental-dump.cc (main): Check that the offeset of a script is 0.
770 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
771 Write 0 for the data_offset of scripts.
772
325e6408
RÁE		 7732009-12-02 Rafael Avila de Espindola <espindola@google.com>
774
775 * testsuite/Makefile.am: Add the incremental_test.sh test.
776 * testsuite/incremental_test.sh: New.
777 * testsuite/incremental_test_1.c: New.
778 * testsuite/incremental_test_2.c: New.
779
954c3e2e
RÁE		 7802009-12-01 Rafael Avila de Espindola <espindola@google.com>
781
782 * incremental-dump.cc (main): Fix typos.
783
f8086623
RÁE		 7842009-11-27 Rafael Avila de Espindola <espindola@google.com>
785
786 PR gold/11025
787 * incremental-dump.cc (main): Use llu to print 64 bit values.
788
3b0dd6ac
L		 7892009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
790 H.J. Lu <hongjiu.lu@intel.com>
791
792 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
793 $(LIBDL).
794 (incremental_dump_LDADD): Likewise.
795 * Makefile.in: Regenerated.
796
a6d1ef57
DK		 7972009-11-25 Doug Kwan <dougkwan@google.com>
798
799 Revert:
800
801 2009-11-25 Doug Kwan <dougkwan@google.com>
802
803 * arm.cc (Target_arm::Target_arm): Move method definition
804 outside of class definition. Add code to handle
805 --target1-rel, --target1-abs and --target2= options.
806 (Target_arm::get_reloc_reloc_type): Change method to be
807 non-static and const.
808 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
809 New data member declaration.
810 (Target_arm::Scan::local, Target_arm::Scan::global,
811 Target_arm::Relocate::relocate,
812 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
813 Adjust call to Target_arm::get_real_reloc_type.
814 (Target_arm::get_real_reloc_type): Use command line options
815 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
816 * options.h (--target1-rel, --target1-abs, --target2): New
817 ARM-only options.
818
50aeb7d4
DK		 8192009-11-25 Doug Kwan <dougkwan@google.com>
820
821 * arm.cc (Target_arm::Target_arm): Move method definition outside of
822 class definition. Add code to handle --target1-rel, --target1-abs
823 and --target2= options.
824 (Target_arm::get_reloc_reloc_type): Change method to be non-static
825 and const.
826 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
827 member declaration.
828 (Target_arm::Scan::local, Target_arm::Scan::global,
829 Target_arm::Relocate::relocate,
830 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
831 call to Target_arm::get_real_reloc_type.
832 (Target_arm::get_real_reloc_type): Use command line options to
833 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
834 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
835 options.
836
51938283
DK		 8372009-11-25 Doug Kwan <dougkwan@google.com>
838
839 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
840 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
841 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
842 formatting.
843 (Arm_relocate_functions::thm_call): Replace body with a call to
844 Arm_relocate_functions::thumb_branch_common.
845 (Arm_relocate_functions::thm_jump24,
846 Arm_relocate_functions::thm_xpc22): New method definitions.
847 (Arm_relocate_functions::thumb_branch_common): New method definition.
848 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
849 operator.
850 (Target_arm::Relocate::relocate): Adjust call to thm_call.
851 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
852
e2b8f3c4
RÁE		 8532009-11-24 Rafael Avila de Espindola <espindola@google.com>
854
855 * Makefile.am: Build incremental-dump
856 * Makefile.in: Regenerate.
857 * incremental-dump.cc: New.
858 * incremental.cc (Incremental_inputs_header_data,
859 Incremental_inputs_entry_data): Move to incremental.h
860 * incremental.h: (Incremental_inputs_header_data,
861 Incremental_inputs_entry_data): Move from incremental.cc
862
bcba9aec
RÁE		 8632009-11-24 Rafael Avila de Espindola <espindola@google.com>
864
865 * incremental.cc (Incremental_inputs_header,
866 Incremental_inputs_header_write, Incremental_inputs_entry,
867 Incremental_inputs_entry_write): Add a typedef with the data type.
868
7c3afe08
RÁE		 8692009-11-24 Rafael Avila de Espindola <espindola@google.com>
870
871 * incremental.cc (Incremental_inputs_header,
872 Incremental_inputs_header_write, Incremental_inputs_entry,
873 Incremental_inputs_entry_write): Update comment about which
874 type has the filed descriptions.
875
d204b6e9
DK		 8762009-11-15 Doug Kwan <dougkwan@google.com>
877
878 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
879 (Arm_relocate_functions::arm_branch_common): Change method defintion
880 in class definition to a method declaration and update list of formal
881 parameters.
882 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
883 Arm_relocation_functions::jump24): Adjust call to
884 Arm_relocate_functions::arm_branch_common. Update list of formal
885 parameters.
886 (Arm_relocate_functions::xpc25): New method definition.
887 (Arm_relocate_functions::arm_branch_common): Move method defintion
888 out from class definition. Use stubs for mode-switching and extending
889 branch ranges.
890 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
891 specially. Change code to enable use of stubs in ARM branches.
892
43d12afe
DK		 8932009-11-10 Doug Kwan <dougkwan@google.com>
894
895 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
896 in method declaration.
897 (Target_arm::relocate_stub): New method declaration.
898 (Target_arm::default_target): Change to return a pointer instead of
899 a const reference.
900 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
901 Target_arm::default_target.
902 (Arm_Relobj::do_relocate_sections): Remove options paramater in
903 method definition.
904 (Target_arm::relocate_section): Adjust view.
905 (Target_arm::relocate_stub): New method definition.
906
ac33a407
DK		 9072009-11-10 Doug Kwan <dougkwan@google.com>
908
909 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
910 a format warning.
911 * incremental.cc (open_incremental_binary): Initialized local
912 variables to avoid warnings.
913 * object.cc (make_elf_object): Ditto.
914 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
915 a format warning.
916
88ee28e9
L		 917009-11-09 H.J. Lu <hongjiu.lu@intel.com>
918
919 PR gold/10930
920 * testsuite/plugin_test.c: Include "config.h".
921
2daedcd6
DK		 9222009-11-09 Doug Kwan <dougkwan@google.com>
923
924 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
925 (arm_symbol_value): Remove.
926 (Arm_relocate_functions::arm_branch_common,
927 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
928 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
929 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
930 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
931 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
932 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
933 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
934 Arm_relocate_functions::thm_mobw_abs_nc,
935 Arm_relocate_functions::thm_mov_abs,
936 Arm_relocate_functions::movw_prel_nc,
937 Arm_relocate_functions::thm_movt_abs,
938 Arm_relocate_functions::movt_prel,
939 Arm_relocate_functions::thm_movw_prel_nc,
940 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
941 (Target_arm::Relocate::relocate): Only decompose address into two
942 parts if relocation type uses the thumb-bit and pass the actual
943 bit instead of a flag indicating that the thumb-bit is used. Adjust
944 calls to methods in Arm_relocate_functions for this change.
945
1276bc89 9462009-11-08 Ian Lance Taylor <iant@google.com>
3e4afc80
ILT		 947
948 PR 10925
949 * reloc.cc: Instantiate
950 Sized_relobj::initialize_input_to_output_maps and
951 Sized_relobj:free_input_to_output_maps.
952
e53ad1b5
ILT		 9532009-11-06 Ian Lance Taylor <iant@google.com>
954
955 PR 10876
956 * defstd.cc (in_segment): Set only_if_ref true for "end".
957
eb44217c
DK		 9582009-11-06 Doug Kwan <dougkwan@google.com>
959
960 * arm.cc (class Reloc_stub): Correct a comment.
961 (Target_arm::Target_arm): Initialize arm_input_section_map_.
962 (Target_arm::scan_section_for_stubs): New method declaration.
963 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
964 Change methods from private to protected.
965 (Target_arm::do_may_relax): New method definition.
966 (Target_arm::do_relax, Target_arm::group_sections,
967 Target_arm::scan_reloc_for_stub,
968 Target_arm::scan_reloc_section_for_stubs): New method declarations.
969 (Target_arm::arm_input_section_map_): New data member declaration.
970 (Target_arm::scan_reloc_for_stub,
971 Target_arm::scan_reloc_section_for_stubs,
972 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
973 Target_arm::do_relax): New method definitions.
974
5d329b7d
ILT		 9752009-11-06 Mikolaj Zalewski <mikolaj@google.com>
976
977 * configure.ac: Check for (struct stat)::st_mtim
978 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
979 * config.in: Regenerate.
980 * configure: Regenerate.
981
96a0d71b
ILT		 9822009-11-05 Ian Lance Taylor <iant@google.com>
983
984 PR 10910
985 * output.cc (Output_segment::add_output_section): Add missing
986 return statement.
987
594c8e5e
ILT		 9882009-11-04 Ian Lance Taylor <iant@google.com>
989
990 PR 10880
991 * object.h (class Object): Add is_needed and set_is_needed
992 methods. Add is_needed_ field. Make bool fields into bitfields.
993 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
994 defined in a dynamic object and referenced by a regular object,
995 set is_needed for the dynamic object.
996 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
997 if the file is marked with as_needed and it is not needed.
998
22b127cc
ILT		 9992009-11-04 Ian Lance Taylor <iant@google.com>
1000
1001 PR 10887
1002 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1003 tags if data is discarded by linker script.
1004 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1005 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1006 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1007 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1008
f5c870d2
ILT		 10092009-11-04 Ian Lance Taylor <iant@google.com>
1010
1011 * layout.cc (Layout::get_output_section): Add is_interp and
1012 is_dynamic_linker_section parameters. Change all callers.
1013 (Layout::choose_output_section): Likewise.
1014 (Layout::make_output_section): Likewise.
1015 (Layout::add_output_section_data): Add is_dynamic_linker_section
1016 parameter. Change all callers.
1017 * layout.h (class Layout): Update declarations.
1018 * output.h (class Output_section): Add is_interp, set_is_interp,
1019 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1020 Add is_interp_, is_dynamic_linker_section_ fields. Change
1021 generate_code_fills_at_write_ to a bitfield.
1022 * output.cc (Output_section::Output_sections): Initialize new
1023 fields.
1024 (Output_segment::add_output_section): Add do_sort parameter.
1025 Change all callers.
1026
1ae4d23b
ILT		 10272009-11-03 Ian Lance Taylor <iant@google.com>
1028
1029 PR 10860
1030 * options.h (class General_options): Add --warn-common.
1031 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1032 merging two common symbols.
1033 (Symbol_table::should_override): Handle --warn-common when merging
1034 a common symbol with a defined symbol. Use report_resolve_problem
1035 for multiple definitions.
1036 (Symbol_table::report_resolve_problem): New function.
1037 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1038
55da9579
DK		 10392009-11-03 Doug Kwan <dougkwan@google.com>
1040
1041 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1042 stub_factory_.
1043 (Target_arm::stub_factory): New method definition.
1044 (Target_arm::new_arm_input_section,
1045 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1046 Target_arm::reloc_uses_thumb_bit): New method declarations.
1047 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1048 New type definitions.
1049 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1050 member declarations.
1051 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1052 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1053 New method definitions.
1054
37a9ac43
ILT		 10552009-11-03 Ian Lance Taylor <iant@google.com>
1056
1057 * options.h (class General_options): Add --warn_constructors.
1058
b3d6a3d4
ILT		 10592009-11-03 Ian Lance Taylor <iant@google.com>
1060
1061 PR 10893
1062 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1063 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1064
934b01dd
ILT		 10652009-11-03 Ian Lance Taylor <iant@google.com>
1066
1067 PR 10895
1068 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1069 --msgid-bugs-address.
1070 (install-pdf): New target.
1071 (install-data_yes): Look up one directory to find mkinstalldirs.
1072
03c1939b
L		 10732009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1074
1075 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1076 tree.
1077
ebd95253
DK		 10782009-10-30 Doug Kwan <dougkwan@google.com>
1079
1080 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1081
e9bbb538
DK		 10822009-10-30 Doug Kwan <dougkwan@google.com>
1083
1084 * arm.cc (Stub_addend_reader): New struct template definition
1085 and partial specializations.
1086 (Stub_addend_reader::operator()): New method definition for a
1087 partially specialized template.
1088
d5b40221
DK		 10892009-10-30 Doug Kwan <dougkwan@google.com>
1090
1091 * arm.cc (Arm_relobj::processor_specific_flags): New method
1092 definition.
1093 (Arm_relobj::do_read_symbols): New method declaration.
1094 (Arm_relobj::processor_specific_flags_): New data member declaration.
1095 (Arm_dynobj): New class definition.
1096 (Target_arm::do_finalize_sections): Add input_objects parameter.
1097 (Target_arm::do_adjust_elf_header): New method declaration.
1098 (Target_arm::are_eabi_versions_compatible,
1099 (Target_arm::merge_processor_specific_flags): New method declaration.
1100 (Target_arm::do_make_elf_object): New overloaded method definitions
1101 and declaration.
1102 (Arm_relobj::do_read_symbols): New method definition.
1103 (Arm_dynobj::do_read_symbols): Ditto.
1104 (Target_arm::do_finalize_sections): Add input_objects parameters.
1105 Merge processor-specific flags from all input objects.
1106 (Target_arm::are_eabi_versions_compatible,
1107 Target_arm::merge_processor_specific_flags,
1108 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1109 New method definitions.
1110 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1111 Input_objects pointer type parameter.
1112 * layout.cc (Layout::finalize): Pass input objects to target's.
1113 finalize_sections function.
1114 * output.cc (Output_file_header::do_sized_write): Set ELF file
1115 header's processor-specific flags.
1116 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1117 Input_objects pointer type parameter.
1118 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1119 * target.h (Input_objects): New forward class declaration.
1120 (Target::processor_specific_flags,
1121 Target::are_processor_specific_flags_sect): New method definitions.
1122 (Target::finalize_sections): Add input_objects parameter.
1123 (Target::Target): Initialize processor_specific_flags_ and
1124 are_processor_specific_flags_set_.
1125 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1126 parameter.
1127 (Target::set_processor_specific_flags): New method definition.
1128 (Target::processor_specific_flags_,
1129 Target::are_processor_specific_flags_set_): New data member
1130 declarations.
1131 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1132 Input_objects pointer type parameter.
1133
ebabffbd
DK		 11342009-10-30 Doug Kwan <dougkwan@google.com>
1135
1136 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1137
ad0f2072
ILT		 11382009-10-28 Ian Lance Taylor <iant@google.com>
1139
1140 * object.h (class Relobj): Drop options parameter from
1141 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1142 do_scan_relocs, do_relocate. Change all callers.
1143 (class Sized_relobj): Drop options parameters from
1144 do_gc_process_relocs, do_scan_relocs, do_relocate,
1145 do_relocate_sections, relocate_sections, emit_relocs_scan,
1146 emit_relocs_scan_reltype. Change all callers.
1147 (struct Relocate_info): Remove options field and all references to
1148 it.
1149 * reloc.h (class Read_relocs): Remove options constructor
1150 parameter and options_ field. Change all callers.
1151 (class Gc_process_relocs, class Scan_relocs): Likewise.
1152 (class Relocate_task): Likewise.
1153 * target-reloc.h (scan_relocs): Remove options parameter. Change
1154 all callers.
1155 (scan_relocatable_relocs): Likewise.
1156 * target.h (class Sized_target): Remove options parameter from
1157 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1158 all callers.
1159 * gc.h (gc_process_relocs): Remove options parameter. Change all
1160 callers.
1161 * arm.cc: Update functions to remove options parameters.
1162 * i386.cc: Likewise.
1163 * powerpc.cc: Likewise.
1164 * sparc.cc: Likewise.
1165 * x86_64.cc: Likewise.
1166 * testsuite/testfile.cc: Likewise.
1167
8ffa3667
DK		 11682009-10-28 Doug Kwan <dougkwan@google.com>
1169
1170 * arm.cc (Arm_relobj): New class definition.
1171 (Arm_relobj::scan_sections_for_stubs,
1172 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1173 New method definitions.
1174
40f36857
CC		 11752009-10-28 Cary Coutant <ccoutant@google.com>
1176
1177 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1178 (Plugin::cleanup_done_): New member.
1179 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1180 (Plugin_manager::cleanup_done_): Remove.
1181 (Plugin_manager::add_input_file): Edit error message.
1182 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1183 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1184
2c849493
ILT		 11852009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1186
1187 * fileread.cc: (File_read::View::~View): Use the new
1188 data_ownership_ filed.
1189 (File_read::~File_read): Dispose the new whole_file_view_.
1190 (File_read::open): Mmap the whole file if needed.
1191 (File_read::open): Use whole_file_view_ instead of contents_.
1192 (File_read::find_view): Use whole_file_view_ if applicable.
1193 (File_read::do_read): Use whole_file_view_ instead of contents_.
1194 (File_read::make_view): Use whole_file_view_ instead of contents_,
1195 update File_read::View::View call.
1196 (File_read::find_or_make_view): Update File_read::View::View
1197 call.
1198 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1199 remove contents_
1200 (File_read::View::Data_ownership): New enum.
1201 (File_read::View::View): Replace bool mapped_ with Data_ownership
1202 argument.
1203 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1204 (File_read::View::data_ownership_): New field.
1205 (File_read::contents_): Remove (replaced by whole_file_view_).
1206 (File_read::whole_file_view_): New field.
1207 * options.h (class General_options): Add --keep-files-mapped.
1208
24998053
CC		 12092009-10-27 Cary Coutant <ccoutant@google.com>
1210
1211 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1212 * testsuite/Makefile.am (plugin_test_5): New test case.
1213 * testsuite/Makefile.in: Regenerate.
1214
72adc4fa
DK		 12152009-10-25 Doug Kwan <dougkwan@google.com>
1216
1217 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1218 from private to protected to allow access by child class.
1219 (Sized_relobj::do_relocate_sections): New method declaration.
1220 (Sized_relobj::relocate_sections): Virtualize.
1221 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1222 Sized_relobj::relocate_sections. Instantiate template explicitly
1223 for different target sizes and endianity.
1224
07f508a2
DK		 12252009-10-24 Doug Kwan <dougkwan@google.com>
1226
1227 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1228 (Arm_input_section::as_arm_input_section): New method.
1229 (Arm_output_section): New class definition.
1230 (Arm_output_section::create_stub_group,
1231 Arm_output_section::group_sections): New method definitions.
1232
10ad9fe5
DK		 12332009-10-22 Doug Kwan <dougkwan@google.com>
1234
1235 * arm.cc (Arm_input_section): New class definition.
1236 (Arm_input_section::init, Arm_input_section:do_write,
1237 Arm_input_section::set_final_data_size,
1238 Arm_input_section::do_reset_address_and_file_offset): New method
1239 definitions.
1240
56ee5e00
DK		 12412009-10-21 Doug Kwan <dougkwan@google.com>
1242
1243 * arm.cc (Stub_table, Arm_input_section): New forward class
1244 declarations.
1245 (Stub_table): New class defintion.
1246 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1247 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1248 New method definition.
1249
b569affa
DK		 12502009-10-21 Doug Kwan <dougkwan@google.com>
1251
1252 * arm.cc: Update copyright comments.
1253 (Target_arm): New forward class template declaration.
1254 (Arm_address): New type.
1255 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1256 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1257 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1258 constants.
1259 (Insn_template): Same.
1260 (DEF_STUBS): New macro.
1261 (Stub_type): New enum type.
1262 (Stub_template): New class definition.
1263 (Stub): Same.
1264 (Reloc_stub): Same.
1265 (Stub_factory): Same.
1266 (Target_arm::Target_arm): Initialize may_use_blx_ and
1267 should_force_pic_veneer_.
1268 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1269 Target_arm::should_force_pic_veneer,
1270 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1271 Target_arm::using_thumb_only, Target_arm:;default_target): New
1272 method defintions.
1273 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1274 New data member declarations.
1275 (Insn_template::size, Insn_template::alignment): New method defintions.
1276 (Stub_template::Stub_template): New method definition.
1277 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1278 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1279 (Stub_factory::Stub_factory): New method definition.
1280 * gold.h (string_hash): New template.
1281 * output.h (Input_section_specifier::hash_value): Use
1282 gold::string_hash.
1283 (Input_section_specifier::string_hash): Remove.
1284 * stringpool.cc (Stringpool_template::string_hash): Use
1285 gold::string_hash.
1286
6c172549
DK		 12872009-10-20 Doug Kwan <dougkwan@google.com>
1288
1289 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1290 symbols of relaxed input sections.
1291 * output.h (Output_section::find_relaxed_input_section): Make
1292 method public.
1293
c5617f2f
DK		 12942009-10-16 Doug Kwan <dougkwan@google.com>
1295
1296 * dynobj.cc (Versions::Versions): Initialize version_script_.
1297 Only insert base version symbol definition for a shared object
1298 if version script defines any version versions.
1299 (Versions::define_base_version): New method definition.
1300 (Versions::add_def): Check that base version is not needed.
1301 (Versions::add_need): Define base version lazily.
1302 * dynobj.h (Versions::define_base_version): New method declaration.
1303 (Versions::needs_base_version_): New data member declaration.
1304 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1305 (check_DATA): Add no_version_test.stdout.
1306 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1307 New make rules.
1308 * testsuite/Makefile.in: Regenerate.
1309 * testsuite/no_version_test.c: New file.
1310 * testsuite/no_version_test.sh: Ditto.
1311
3c12dcdb
DK		 13122009-10-16 Doug Kwan <dougkwan@google.com>
1313
1314 * expression.cc (class Segment_start_expression): New class definition.
1315 (Segment_start_expression::value): New method definition.
1316 (script_exp_function_segment_start): Return a new
1317 Segment_start_expression.
1318 * gold/script-c.h (script_saw_segment_start_expression): New function
1319 prototype.
1320 * script-sections.cc (Script_sections::Script_sections): Initialize
1321 SAW_SEGMENT_START_EXPRESSION_ to false.
1322 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1323 and -Tbbs options to specify section addresses if given in
1324 command line and no SEGMENT_START expression is seen in a script.
1325 * script-sections.h (Script_sections::saw_segment_start_expression,
1326 Script_sections::set_saw_segment_start_expression): New method
1327 definition.
1328 (Script_sections::saw_segment_start_expression_): New data member
1329 declaration.
1330 * script.cc (script_saw_segment_start_expression): New function.
1331 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1332 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1333 script_test_7.sh and script_test_8.sh.
1334 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1335 script_test_8.stdout.
1336 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1337 (script_test_6, script_test_6.stdout, script_test_7,
1338 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1339 * Makefile.in: Regenerate.
1340 * testsuite/script_test_6.sh: New file.
1341 * testsuite/script_test_6.t: Same.
1342 * testsuite/script_test_7.sh: Same.
1343 * testsuite/script_test_7.t: Same.
1344 * testsuite/script_test_8.sh: Same.
1345
64b1ae37
DK		 13462009-10-16 Doug Kwan <dougkwan@google.com>
1347
1348 * output.cc (Output_segment::set_section_list_address): Cast
1349 expressions to unsigned long long type to avoid format warnings.
1350
661be1e2
ILT		 13512009-10-15 Ian Lance Taylor <iant@google.com>
1352
12edd763 1353 * script.cc (Script_options::add_symbol_assignment): Always add a
b3d6a3d4 1354 dot assignment to script_sections_.
12edd763
ILT		 1355 * script-sections.cc (Script_sections::add_dot_assignment):
1356 Initialize if necessary.
1357
68b6574b
ILT		 1358 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1359 program headers with no load segment if there is a linker script.
1360
661be1e2
ILT		 1361 * layout.cc (Layout::set_segment_offsets): Align the file offset
1362 to the segment aligment for -N or -n with no load segment.
1363 * output.cc (Output_segment::add_output_section): Don't crash if
1364 the first section is a TLS section.
1365 (Output_segment::set_section_list_addresses): Print an error
1366 message if the address moves backward in a linker script.
1367 * script-sections.cc
1368 (Output_section_element_input::set_section_addresses): Don't
1369 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1370 (Orphan_output_section::set_section_addresses): Likewise.
1371
f15f61a7
DK		 13722009-10-15 Doug Kwan <dougkwan@google.com>
1373
1374 * layout.cc (Layout::finish_dynamic_section): Generate tags
1375 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1376 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1377 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1378
82bb573a
ILT		 13792009-10-14 Ian Lance Taylor <iant@google.com>
1380
1381 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1382 fields.
1383 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1384 data_shdr fields of relinfo.
1385 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1386 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1387 R_386_TLS_LDO_32, adjust based on section flags.
1388 (Target_i386::Relocate::fix_up_ldo): Remove.
1389
374ad285
ILT		 13902009-10-13 Ian Lance Taylor <iant@google.com>
1391
1392 Add support for -pie.
1393 * options.h (class General_options): Add -pie and
1394 --pic-executable.
1395 (General_options::output_is_position_independent): Test -pie.
1396 (General_options::output_is_executable): Return true if not shared
1397 and not relocatable.
1398 (General_options::output_is_pie): Remove.
1399 * options.cc (General_options::finalize): Reject incompatible uses
1400 of -pie.
1401 * gold.cc (queue_middle_tasks): A -pie link is not static.
1402 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1403 * symtab.cc (Symbol::final_value_is_known): Return false if
1404 output_is_position_independent.
1405 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1406 output_is_position_independent.
1407 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1408 output_is_position_independent.
1409 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1410 output_is_position_independent.
1411 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1412 two_file_pie_test.
1413 (basic_pie_test.o, basic_pie_test): New targets.
1414 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1415 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1416 (two_file_pie_test): New target.
1417 * testsuite/Makefile.in: Rebuild.
1418 * README: Remove note saying that -pie is not supported.
1419
c6585162
ILT		 14202009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1421
1422 * options.h (class General_options): Add -init and -fini.
1423 * layout.cc (Layout::finish_dynamic_section): Emit
1424 given init and fini functions.
1425
032ce4e9
ST		 14262009-10-13 Sriraman Tallam <tmsriram@google.com>
1427
1428 * gc.h (gc_process_relocs): Check if icf is enabled using new
1429 function.
1430 * gold.cc (queue_initial_tasks): Likewise.
1431 (queue_middle_tasks): Likewise.
1432 * object.cc (do_layout): Likewise.
1433 * symtab.cc (is_section_folded): Likewise.
1434 * main.cc (main): Likewise.
1435 * reloc.cc (Read_relocs::run): Likewise.
1436 (Sized_relobj::do_scan_relocs): Likewise.
1437 * icf.cc (is_function_ctor_or_dtor): New function.
1438 (Icf::find_identical_sections): Check if function is ctor or dtor when
1439 safe icf is chosen.
1440 * options.h (General_options::icf): Change option to be an enum.
1441 (Icf_status): New enum.
1442 (icf_enabled): New method.
1443 (icf_safe_folding): New method.
1444 (set_icf_status): New method.
1445 (icf_status_): New variable.
1446 * (options.cc) (General_options::finalize): Set icf_status_.
1447 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1448 icf_test and icf_keep_unique_test to use the --icf enum flag.
1449 * testsuite/icf_safe_test.sh: New file.
1450 * testsuite/icf_safe_test.cc: New file.
1451
f345227a
ST		 14522009-10-12 Sriraman Tallam <tmsriram@google.com>
1453
1454 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1455 includes to gc.h and icf.h.
1456 * arm.cc: Include gc.h.
1457 * gold.cc: Likewise.
1458 * i386.cc: Likewise.
1459 * powerpc.cc: Likewise.
1460 * sparc.cc: Likewise.
1461 * x86_64.cc: Likewise.
1462 * gc.h: Include icf.h.
1463
1c7814ed
ILT		 14642009-10-11 Ian Lance Taylor <iant@google.com>
1465
1466 * plugin.cc: Include "gold.h" before other header files.
1467
ae3b5189
CD		 14682009-10-10 Chris Demetriou <cgd@google.com>
1469
1470 * options.h (Input_file_argument::Input_file_type): New enum.
1471 (Input_file_argument::is_lib_): Replace with...
1472 (Input_file_argument::type_): New member.
1473 (Input_file_argument::Input_file_argument): Take Input_file_type
1474 'type' rather than boolean 'is_lib' as second argument.
1475 (Input_file_argument::is_lib): Use type_.
1476 (Input_file_argument::is_searched_file): New function.
1477 (Input_file_argument::may_need_search): Handle is_searched_file.
1478 * options.cc (General_options::parse_library): Support -l:filename.
1479 (General_options::parse_just_symbols): Update for Input_file_argument
1480 changes.
1481 (Command_line::process): Likewise.
1482 * archive.cc (Archive::get_file_and_offset): Likewise.
1483 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1484 * script.cc (read_script_file, script_add_file): Likewise.
1485 * fileread.cc (Input_file::Input_file): Likewise.
1486 (Input_file::will_search_for): Handle is_searched_file.
1487 (Input_file::open): Likewise.
1488 * readsyms.cc (Read_symbols::get_name): Likewise.
1489 * testsuite/Makefile.am (searched_file_test): New test.
1490 * testsuite/Makefile.in: Regenerate.
1491 * testsuite/searched_file_test.cc: New file.
1492 * testsuite/searched_file_test_lib.cc: New file.
1493
f3048a1d
ILT		 14942009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1495 Ian Lance Taylor <iant@google.com>
1496
1497 * descriptor.cc: Include <cstdio> and "binary-io.h".
1498 (Descriptors::open): Open the files in binary mode always.
1499 * script.cc (Lex::get_token): Treat \r as whitespace.
1500
d4780e57
ILT		 15012009-10-09 Ian Lance Taylor <iant@google.com>
1502
1503 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1504
d9a893b8
ILT		 15052009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1506 Ian Lance Taylor <iant@google.com>
1507
1508 * configure.ac: Check for readv function also.
1509 * fileread.cc (readv): Define if not HAVE_READV.
1510 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1511 does not exist.
1512 * config.in: Regenerate.
1513 * configure: Regenerate.
1514
c0a62865
DK		 15152009-10-09 Doug Kwan <dougkwan@google.com>
1516
1517 * layout.cc (Layout::make_output_section): Call target hook to make
1518 ordinary output section.
1519 (Layout::finalize): Adjust parameter list of call the
1520 Target::may_relax().
1521 * layout.h (class Layout::section_list): New method.
1522 * merge.h (Output_merge_base::entsize): Change visibility to public.
1523 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1524 New methods.
1525 (Output_merge_string::do_is_string): New method.
1526 * object.cc (Sized_relobj::do_setup): renamed from
1527 Sized_relobj::set_up.
1528 * object.h (Sized_relobj::adjust_shndx,
1529 Sized_relobj::initializ_input_to_output_maps,
1530 Sized_relobj::free_input_to_output_maps): Change visibilities to
1531 protected.
1532 (Sized_relobj::setup): Virtualize.
1533 (Sized_relobj::do_setup): New method declaration.
1534 (Sized_relobj::invalidate_section_offset,
1535 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1536 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1537 * options.cc (parse_int): New function.
1538 * options.h (parse_int): New declaration.
1539 (DEFINE_int): New macro.
1540 (stub_group_size): New option.
1541 * output.cc (Output_section::Output_section): Initialize memebers
1542 merge_section_map_, merge_section_by_properties_map_,
1543 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1544 (Output_section::add_input_section): Handled deferred code-fill
1545 generation and remove an old comment.
1546 (Output_section::add_relaxed_input_section): New method definition.
1547 (Output_section::add_merge_input_section): Use merge section by
1548 properties map to speed to search. Update merge section maps
1549 as appropriate.
1550 (Output_section::build_relaxation_map): New method definition.
1551 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1552 Same.
1553 (Output_section::relax_input_section): Renamed to
1554 Output_section::convert_input_sections_to_relaxed_sections and change
1555 interface to take a vector of pointers to relaxed sections.
1556 (Output_section::find_merge_section,
1557 Output_section::find_relaxed_input_section): New method definitions.
1558 (Output_section::is_input_address_mapped,
1559 Output_section::output_offset, Output_section::output_address):
1560 Use output section data maps to speed up searching.
1561 (Output_section::find_starting_output_address): Add comments.
1562 (Output_section::do_write,
1563 Output_section::write_to_postprocessing_buffer): Do code-fill
1564 generation as appropriate.
1565 (Output_section::get_input_sections): Invalidate relaxed input section
1566 map.
1567 (Output_section::restore_states): Adjust type of checkpoint .
1568 Invalidate relaxed input section map.
1569 * output.h (Output_merge_base): New class declaration.
1570 (Input_section_specifier): New class defintion.
1571 (class Output_relaxed_input_section) Change base class to
1572 Output_section_data_build.
1573 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1574 base class initializer.
1575 (Output_section::add_relaxed_input_section): New method declaration.
1576 (Output_section::Input_section): Change visibility to protected.
1577 (Output_section::Input_section::relobj,
1578 Output_section::Input_section::shndx): Handle relaxed input sections.
1579 Output_section::input_sections) Change visibility to protected. Also
1580 define overload to return a non-const pointer.
1581 (Output_section::Merge_section_properties): New class defintion.
1582 (Output_section::Merge_section_by_properties_map,
1583 Output_section::Output_section_data_by_input_section_map,
1584 Output_section::Relaxation_map): New types.
1585 (Output_section::relax_input_section): Rename method to
1586 Output_section::convert_input_sections_to_relaxed_sections and change
1587 interface to take a vector of relaxed section pointers.
1588 (Output_section::find_merge_section,
1589 Output_section::find_relaxed_input_section,
1590 Output_section::build_relaxation_map,
1591 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1592 New method declarations.
1593 (Output_section::merge_section_map_
1594 Output_section::merge_section_by_properties_map_,
1595 Output_section::relaxed_input_section_map_,
1596 Output_section::is_relaxed_input_section_map_valid_,
1597 Output_section::generate_code_fills_at_write_): New data members.
1598 * script-sections.cc
1599 (Output_section_element_input::set_section_addresses): Call
1600 current_data_size and addralign methods of relaxed input sections.
1601 (Orphan_output_section::set_section_addresses): Call current_data_size
1602 and addralign methods of relaxed input sections.
1603 * symtab.cc (Symbol_table::compute_final_value): Extract template
1604 from the body of Symbol_table::sized_finalize_symbol.
1605 (Symbol_table::sized_finalized_symbol): Call
1606 Symbol_table::compute_final_value.
1607 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1608 (Symbol_table::compute_final_value): New templated method declaration.
1609 * target.cc (Target::do_make_output_section): New method defintion.
1610 * target.h (Target::make_output_section): New method declaration.
1611 (Target::relax): Add more parameters for input objects, symbol table
1612 and layout. Adjust call to do_relax.
1613 (Target::do_make_output_section): New method declaration.
1614 (Target::do_relax): Add parameters for input objects, symbol table
1615 and layout.
1616
d446d6c4
ILT		 16172009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1618
1619 * pread.c: Include stdio.h.
1620
bc06c745
ILT		 16212009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1622
1623 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1624 defined.
1625
75aea3d0
ILT		 16262009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1627
1628 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1629 Change read_shndx type to unsigned int.
1630 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1631 int.
1632 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1633 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1634 Change read_shndx type to unsigned int.
1635 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1636 int.
1637 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1638 * layout.cc (Layout::create_symtab_sections): Cast the result of
1639 local_symcount * symsize to off_t in the gold_assert.
1640
be8fcb75
ILT		 16412009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1642
1643 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1644 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1645 R_ARM_BASE_ABS.
1646 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1647 (Arm_relocate_functions::thm_abs5): New function.
1648 (Arm_relocate_functions::abs12): New function.
1649 (Arm_relocate_functions::abs16): New function.
1650 (Arm_relocate_functions::base_abs): New function.
1651 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1652 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1653 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1654 R_ARM_BASE_ABS.
1655 (Scan::global): Likewise.
1656 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1657 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1658 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1659 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1660 R_ARM_BASE_ABS.
1661
c2a122b6
ILT		 16622009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1663
1664 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1665 (Arm_relocate_functions::movt_prel): New function.
1666 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1667 (Arm_relocate_functions::thm_movt_prel): New function.
1668 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1669 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1670 (Scan::global, Relocate::relocate): Likewise.
1671 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1672
c4aa1e2d
ILT		 16732009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1674
1675 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1676 Incremental_checker.
1677 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1678 unsigned int.
1679 (class Incremental_inputs_header): New class.
1680 (Incremental_inputs_header_writer): Edit comment.
1681 (Incremental_inputs_entry): New class.
1682 (Incremental_inputs_entry_writer): Edit comment.
1683 (Sized_incremental_binary::do_find_incremental_inputs_section):
1684 Add *strtab_shndx parameter, fill it.
1685 (Sized_incremental_binary::do_check_inputs): New method.
1686 (Incremental_checker::can_incrementally_link_output_file): Use
1687 Sized_incremental_binary::check_inputs.
1688 (Incremental_inputs::report_command_line): Save command line in
1689 command_line_.
1690 * incremental.h:
1691 (Incremental_binary::find_incremental_inputs_section): New
1692 method.
1693 (Incremental_binary::do_find_incremental_inputs_section): Add
1694 strtab_shndx parameter.
1695 (Incremental_binary::do_check_inputs): New pure virtual method.
1696 (Sized_incremental_binary::do_check_inputs): Declare.
1697 (Incremental_checker::Incremental_checker): Add incremental_inputs
1698 parameter, use it to initialize incremental_inputs_.
1699 (Incremental_checker::incremental_inputs_): New field.
1700 (Incremental_checker::command_line): New method.
1701 (Incremental_checker::inputs): New method.
1702 (Incremental_checker::command_line_): New field.
1703
c549a694
ILT		 17042009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1705
1706 * incremental.cc: Include <cstdarg> and "target-select.h".
1707 (vexplain_no_incremental): New function.
1708 (explain_no_incremental): New function.
1709 (Incremental_binary::error): New method.
1710 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1711 method.
1712 (make_sized_incremental_binary): New function.
1713 (open_incremental_binary): New function.
1714 (can_incrementally_link_file): Add checks if output is ELF and has
1715 inputs section.
1716 * incremental.h: Include "elfcpp_file.h" and "output.h".
1717 (Incremental_binary): New class.
1718 (Sized_incremental_binary): New class.
1719 (open_incremental_binary): Declare.
1720 * object.cc (is_elf_object): Use
1721 elfcpp::Elf_recognizer::is_elf_file.
1722 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1723 * output.h (Output_file::filesize): New method.
1724
fd3c5f0b
ILT		 17252009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1726
1727 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1728 New function.
1729 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1730 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1731 function.
1732 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1733 function.
1734 (Arm_relocate_functions::movw_abs_nc): New function.
1735 (Arm_relocate_functions::movt_abs): New function.
1736 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1737 (Arm_relocate_functions::thm_movt_abs): New function.
1738 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1739 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1740 (Scan::global): Likewise.
1741 (Relocate::relocate): Likewise.
1742 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1743
7f5309a5
ILT		 17442009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1745
1746 * arm.cc (Arm_relocate_functions::got_prel) New function.
1747 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1748 (Relocate::relocate): Likewise.
1749 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1750
364c7fa5
ILT		 17512009-10-06 Ian Lance Taylor <iant@google.com>
1752
1753 * options.h (class General_options): Define
1754 split_stack_adjust_size parameter.
1755 * object.h (class Object): Add uses_split_stack_ and
1756 has_no_split_stack_ fields. Add uses_split_stack and
1757 has_no_split_stack accessor functions. Declare
1758 handle_split_stack_section.
1759 (class Reloc_symbol_changes): Define.
1760 (class Sized_relobj): Define Function_offsets. Declare
1761 split_stack_adjust, split_stack_adjust_reltype, and
1762 find_functions.
1763 * object.cc (Object::handle_split_stack_section): New function.
1764 (Sized_relobj::do_layout): Call handle_split_stack_section.
1765 * dynobj.cc (Sized_dynobj::do_layout): Call
1766 handle_split_stack_section.
1767 * reloc.cc (Sized_relobj::relocate_sections): Call
1768 split_stack_adjust for executable sections in split_stack
1769 objects. Pass reloc_map to relocate_section.
1770 (Sized_relobj::split_stack_adjust): New function.
1771 (Sized_relobj::split_stack_adjust_reltype): New function.
1772 (Sized_relobj::find_functions): New function.
1773 * target-reloc.h: Include "object.h".
1774 (relocate_section): Add reloc_symbol_changes parameter. Change
1775 all callers.
1776 * target.h (class Target): Add calls_non_split method. Declare
1777 do_calls_non_split virtual method. Declare match_view and
1778 set_view_to_nop.
1779 * target.cc: Include "elfcpp.h".
1780 (Target::do_calls_non_split): New function.
1781 (Target::match_view): New function.
1782 (Target::set_view_to_nop): New function.
1783 * gold.cc (queue_middle_tasks): Give an error if mixing
1784 split-stack and non-split-stack objects with -r.
1785 * i386.cc (Target_i386::relocate_section): Add
1786 reloc_symbol_changes parameter.
1787 (Target_i386::do_calls_non_split): New function.
1788 * x86_64.cc (Target_x86_64::relocate_section): Add
1789 reloc_symbol_changes parameter.
1790 (Target_x86_64::do_calls_non_split): New function.
1791 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1792 parameter.
1793 * powerpc.cc (Target_powerpc::relocate_section): Add
1794 reloc_symbol_changes parameter.
1795 * sparc.cc (Target_sparc::relocate_section): Add
1796 reloc_symbol_changes parameter.
1797 * configure.ac: Call AM_CONDITIONAL for the default target.
1798 * configure: Rebuild.
1799 * testsuite/Makefile.am (TEST_AS): New variable.
1800 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1801 (check_DATA): Add split_i386 and split_x86_64 files.
1802 (SPLIT_DEFSYMS): Define.
1803 (split_i386_[1234n].o): New targets.
1804 (split_i386_[124]): New targets.
1805 (split_i386_[1234r].stdout): New targets.
1806 (split_x86_64_[1234n].o): New targets.
1807 (split_x86_64_[124]): New targets.
1808 (split_x86_64_[1234r].stdout): New targets.
1809 (MOSTLYCLEANFILES): Add new executables.
1810 * testsuite/split_i386.sh: New file.
1811 * testsuite/split_x86_64.sh: New file.
1812 * testsuite/split_i386_1.s: New file.
1813 * testsuite/split_i386_2.s: New file.
1814 * testsuite/split_i386_3.s: New file.
1815 * testsuite/split_i386_4.s: New file.
1816 * testsuite/split_i386_n.s: New file.
1817 * testsuite/split_x86_64_1.s: New file.
1818 * testsuite/split_x86_64_2.s: New file.
1819 * testsuite/split_x86_64_3.s: New file.
1820 * testsuite/split_x86_64_4.s: New file.
1821 * testsuite/split_x86_64_n.s: New file.
1822 * testsuite/testfile.cc (Target_test): Update relocation_section
1823 function.
1824 * testsuite/Makefile.in: Rebuild.
1825
e8a9fcda
ILT		 18262009-10-06 Ian Lance Taylor <iant@google.com>
1827
1828 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1829 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1830 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1831 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1832 the address on ldo_addrs_.
1833 (Target_i386::Relocate::fix_up_ldo): New function.
1834
e99daf92
ILT		 18352009-10-06 Rafael Espindola <espindola@google.com>
1836
1837 * plugin.cc (add_input_library): New.
1838 (Plugin::load): Add add_input_library to tv.
1839 (Plugin_manager::add_input_file): Add the is_lib argument.
1840 (add_input_file): Update call to Plugin_manager::add_input_file.
1841 (add_input_library): New.
1842 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1843
966d4097
DK		 18442009-09-30 Doug Kwan <dougkwan@google.com>
1845
1846 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1847 symbol and call Symbol::may_need_copy_reloc to determine if
1848 a copy reloc is needed.
1849 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1850 nocopyreloc is given in command line.
1851 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1852 given in command line.
1853 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1854 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1855 of the removed Target_i386::may_need_copy_reloc.
1856 * options.h (copyreloc): New option with default value false.
1857 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1858 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1859 instead of the removed Target_powerpc::may_need_copy_reloc.
1860 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1861 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1862 instead of the removed Target_sparc::may_need_copy_reloc.
1863 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1864 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1865 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1866 instead of the removed Target_x86_64::may_need_copy_reloc.
1867
029ba973
ILT		 18682009-09-30 Ian Lance Taylor <iant@google.com>
1869
1870 * object.h (class Object): Remove target_ field, and target,
1871 sized_target, and set_target methods.
1872 (Object::sized_target): Remove.
1873 (class Sized_relobj): Update declarations. Remove sized_target.
1874 * object.cc (Sized_relobj::setup): Remove target parameter.
1875 Change all callers.
1876 (Input_objects::add_object): Don't do anything with the target.
1877 (make_elf_sized_object): Add punconfigured parameter. Change all
1878 callers. Set or test parameter target.
1879 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1880 Change all callers.
1881 * parameters.cc (Parameters::set_target): Change parameter type to
1882 be non-const.
1883 (Parameters::default_target): Remove.
1884 (set_parameters_target): Change parameter type to be non-const.
1885 (parameters_force_valid_target): New function.
1886 (parameters_clear_target): New function.
1887 * parameters.h (class Parameters): Update declarations. Remove
1888 default_target method. Add sized_target and clear_target
1889 methods. Change target_ to be non-const.
1890 (set_parameters_target): Update declaration.
1891 (parameters_force_valid_target): Declare.
1892 (parameters_clear_target): Declare.
1893 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1894 as NULL if we aren't searching.
1895 (Add_symbols::run): Don't check for compatible target.
1896 * fileread.cc (Input_file::open_binary): Call
1897 parameters_force_valid_target.
1898 * gold.cc (queue_middle_tasks): Likewise.
1899 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1900 set_target on object.
1901 * dynobj.h (class Sized_dynobj): Update declarations.
1902 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1903 make_elf_object returns NULL.
1904 (Archive::include_member): Don't check whether object target is
1905 compatible.
1906 * output.cc (Output_section::add_input_section): Get target from
1907 parameters.
1908 (Output_section::relax_input_section): Likewise.
1909 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1910 parameters.
1911 (Sized_relobj::do_scan_relocs): Likewise.
1912 (Sized_relobj::relocate_sections): Likewise.
1913 * resolve.cc (Symbol_table::resolve): Likewise.
1914 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1915 parameter. Change all callers.
1916 (Symbol_table::add_from_object): Get target from parameters.
1917 (Symbol_table::add_from_relobj): Don't check object target.
1918 (Symbol_table::add_from_dynobj): Likewise.
1919 (Symbol_table::define_special_symbol): Get target from
1920 parameters.
1921 * symtab.h (class Symbol_table): Update declaration.
1922 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1923 parameter. Change all callers. Clear parameter target.
1924 (Binary_test): Test target here.
1925 * testsuite/object_unittest.cc (gold_testsuite): Remove
1926 target_test_pointer parameter. Change all callers.
1927 (Object_test): Test target here.
1928
a6a22b83
ILT		 19292009-09-26 Ian Lance Taylor <iant@google.com>
1930
1931 * testsuite/initpri1.c: Don't try to use constructor priorities if
1932 compiling with gcc before 4.3.
1933
6a8f49fe
ILT		 19342009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1935
1936 * testsuite/retain_symbols_file_test.sh (check_present): Change
1937 output file name to retain_symbols_file_test.stdout.
1938 (check_absent): Likewise.
1939
8c604651
CS		 19402009-09-18 Craig Silverstein <csilvers@google.com>
1941
1942 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1943 * options.cc: Include <cerrno> and <fstream>.
1944 (General_options::finalize): Parse -retain-symbols-file tag.
1945 * options.h: New flag.
1946 (General_options): New method should_retain_symbol, new
1947 variable symbols_to_retain.
1948 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1949 should_retain_symbol map.
1950 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1951 * testsuite/Makefile.in: Regenerate.
1952 * testsuite/retain_symbols_file_test.sh: New file.
1953
ca58b19f
NC		 19542009-09-18 Nick Clifton <nickc@redhat.com>
1955
1956 * po/es.po: Updated Spanish translation.
1957
20e6d0d6
DK		 19582009-09-17 Doug Kwan <dougkwan@google.com>
1959
1960 * debug.h (DEBUG_RELAXATION): New constant.
1961 (DEBUG_ALL): Add DEBUG_RELAXATION.
1962 (debug_string_to_enum): Add relaxation debug option.
1963 * layout.cc
1964 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1965 Layout::Relaxation_debug_check::read_sections,
1966 Layout::Relaxation_debug_check::read_sections): New method definitions.
1967 (Layout::Layout): Initialize data members
1968 record_output_section_data_from_scrips_,
1969 script_output_section_data_list_ and relaxation_debug_check_.
1970 (Layout::save_segments, Layout::restore_segments,
1971 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1972 Layout::relaxation_loop_body): New method definitions.
1973 (Layout::finalize): Support relaxation. Move section layout code to
1974 Layout::relaxation_loop_body.
1975 (Layout::set_asection_address_from_script): Move code for orphan
1976 section placement out.
1977 (Layout::place_orphan_sections_in_script): New method definition.
1978 * layout.h (Output_segment_headers, Output_file_header):
1979 New forward class declarations.
1980 (Layout::~Layout): Define.
1981 (Layout::new_output_section_data_from_script): New method definition.
1982 (Layout::place_orphan_sections_in_script): New method declaration.
1983 (Layout::Segment_states): New type declaration.
1984 (Layout::save_segments, Layout::restore_segments,
1985 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1986 Layout::relaxation_loop_body): New method declarations.
1987 (Layout::Output_section_data_list): New type declaration.
1988 (Layout::Relaxation_debug_check): New class definition.
1989 (Layout::record_output_section_data_from_script_,
1990 Layout::script_output_section_data_list_, Layout::segment_states_,
1991 Layout::relaxation_debug_check_): New data members.
1992 * output.cc: (Output_section_headers::do_size): New method definition.
1993 (Output_section_headers::Output_section_headers): Move size
1994 computation to Output_section_headers::do_size.
1995 (Output_segment_headers::do_size): New method definition.
1996 (Output_file_header::Output_file_header): Move size computation to
1997 Output_file_header::do_size and call it.
1998 (Output_file_header::do_size): New method definition.
1999 (Output_data_group::Output_data_group): Adjust call to
2000 Output_section_data.
2001 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2002 (Output_symtab_xindex::do_write): Add array bound check.
2003 (Output_section::Input_section::print_to_mapfile): Handle
2004 RELAXED_INPUT_SECTION_CODE.
2005 (Output_section::Output_section): Initialize data member checkpoint_.
2006 (Output_section::~Output_section): Delete checkpoint object pointed
2007 by checkpoint_.
2008 (Output_section::add_input_section): Always add an Input_section if
2009 relaxing.
2010 (Output_section::add_merge_input_section): Add assert.
2011 (Output_section::relax_input_section): New method definition.
2012 (Output_section::set_final_data_size): Set load address to zero for
2013 an unallocated section.
2014 (Output_section::do_address_and_file_offset_have_reset_values):
2015 New method definition.
2016 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2017 Handle relaxed input section.
2018 (Output_section::sort_attached_input_sections): Checkpoint input
2019 section list lazily.
2020 (Output_section::get_input_sections): Change type of input_sections to
2021 list of Simple_input_section pointers. Checkpoint input section list
2022 lazily. Also handle relaxed input sections.
2023 (Output_section::add_input_section_for_script): Take a reference to
2024 a Simple_input_section object instead of Relobj pointer and section
2025 index as parameter. Handle relaxed input sections.
2026 (Output_section::save_states, Output_section::restore_states): New
2027 method definitions.
2028 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2029 (Output_data::is_data_size_fixed): New method definition.
2030 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2031 if it is fixed.
2032 (Output_data::address_and_file_offset_have_reset_values): New method
2033 definition.
2034 (Output_data::do_address_and_file_offset_have_reset_values): New method
2035 definition.
2036 (Output_data::set_data_size): Check that data size is not fixed.
2037 (Output_data::fix_data_size): New method definition.
2038 (Output_data::is_data_size_fixed_): New data member.
2039 (Output_section_headers::set_final_data_size): New method definition.
2040 (Output_section_headers::do_size): New method declaration.
2041 (Output_segment_headers::set_final_data_size): New method definition.
2042 (Output_segment_headers::do_size): New method declaration.
2043 (Output_file_header::set_final_data_size)::New method definition.
2044 (Output_file_header::do_size)::New method declaration.
2045 (Output_section_data::Output_section_data): Add new parameter
2046 is_data_size_fixed and use it to fix data size.
2047 (Output_data_const::Output_data_const): Adjust call to base class
2048 constructor and fix data size.
2049 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2050 base class constructor and fix data size.
2051 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2052 base class constructor and fix data size.
2053 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2054 class constructor and fix data size.
2055 (Output_data_group::set_final_data_size): New method definition.
2056 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2057 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2058 class constructor and fix data size.
2059 (Output_relaxed_input_section): New class definition.
2060 (Output_section::Simple_input_section): New class definition.
2061 (Output_section::get_input_sections): Adjust parameter list.
2062 (Output_section::add_input_section_for_script): Same.
2063 (Output_section::save_states, Output_section::restore_states,
2064 Output_section::do_address_and_file_offset_have_reset_values,
2065 (Output_section::Input_section::Input_section): Handle
2066 RELAXED_INPUT_SECTION_CODE. Add new overload for
2067 Output_relaxed_input_section.
2068 (Output_section::Input_section::is_input_section,
2069 Output_section::Input_section::set_output_section): Handle relaxed
2070 input section.
2071 (Output_section::Input_section::is_relaxed_input_section,
2072 Output_section::Input_section::output_section_data,
2073 Output_section::Input_section::relaxed_input_section): New method
2074 definitions.
2075 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2076 value.
2077 (Output_section::Input_section::u1_): Update comments.
2078 (Output_section::Input_section::u2_): Add new union member poris.
2079 (Output_section::Checkpoint_output_section): New classs definition.
2080 (Output_section::relax_input_section): New method declaration.
2081 (Output_section::checkpoint_): New data member.
2082 (Output_segment): Update comments.
2083 (Output_segment::Output_segment): Un-privatize copy constructor.
2084 (Output_segment::operator=): Un-privatize.
2085 * script-sections.cc (Output_section_element::Input_section_list):
2086 Change element type to Output_section::Simple_input_section.
2087 (Output_section_element_dot_assignment::set_section_addresses):
2088 Register output section data for relaxation clean up.
2089 (Output_data_exression::Output_data_expression): Adjust call to base
2090 constructor to fix data size.
2091 (Output_section_element_data::set_section_addresses): Register
2092 Output_data_expression object for relaxation clean up.
2093 (struct Input_section_info): Replace Relobj pointer and section index
2094 pair with Output_section::Simple_input_section and Convert struct to a
2095 class.
2096 (Input_section_sorter::operator()): Adjust access to
2097 Input_section_info data member to use accessors.
2098 (Output_section_element_input::set_section_addresses): Use layout
2099 parameter. Adjust code to use Output_section::Simple_input_section
2100 and Input_secction_info classes. Register filler for relaxation
2101 clean up.
2102 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2103 and section index pair with Output_section::Simple_input_section
2104 class. Adjust code accordingly.
2105 (Phdrs_element::release_segment): New method definition.
2106 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2107 segment list.
2108 (Script_sections::release_segments): New method definition.
2109 * gold/script-sections.h (Script_sections::release_segments): New
2110 method declaration.
2111 * gold/target.h (Target::may_relax, Target::relax,
2112 Target::do_may_relax, Target::do_relax): New method definitions.
2113
5e445df6
ILT		 21142009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2115
2116 * arm.cc (has_signed_unsigned_overflow): New function.
2117 (Arm_relocate_functions::abs8): New function.
2118 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2119 (Target_arm::Scan::global): Likewise.
2120 (Target_arm::relocate::relocate): Likewise.
2121 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2122 Likewise.
2123
8c604651 21242009-09-16 Cary Coutant <ccoutant@google.com>
72fef11a
CC		 2125
2126 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2127 * testsuite/Makefile.in: Regenerate.
2128
1e9cc1c2
NC		 21292009-09-11 Nick Clifton <nickc@redhat.com>
2130
2131 * po/gold.pot: Updated by the Translation project.
2132
6a89f575
CC		 21332009-09-08 Cary Coutant <ccoutant@google.com>
2134
2135 * output.cc (Output_file::open): Add execute permission to empty file.
2136 * testsuite/Makefile.am (permission_test): New test.
2137 * testsuite/Makefile.in: Regenerate.
2138
fdcac5af
ILT		 21392009-09-02 Ian Lance Taylor <iant@google.com>
2140
2141 * output.cc (Output_file::resize): Call map_no_anonymous rather
2142 than map.
2143
44453f85
ILT		 21442009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2145
2146 * gold.cc: Include "incremental.h".
2147 (queue_initial_tasks): Call Incremental_checker methods.
2148 * incremental.cc: Include "output.h".
2149 (Incremental_checker::can_incrementally_link_output_file): New
2150 method.
2151 * incremental.h (Incremental_checker): New class.
2152
2153 * output.cc (Output_file::open_for_modification): New method.
2154 (Output_file::map_anonymous): Changed return type to bool. Record
2155 map in base_ field.
2156 (Output_file::map_no_anonymous): New method, broken out of map.
2157 (Output_file::map): Use map_no_anonymous and map_anonymous.
2158 * output.h (class Output_file): Update declarations.
2159
293c1386
CC		 21602009-08-24 Cary Coutant <ccoutant@google.com>
2161
2162 * options.h (Command_line::Pre_options): New class.
2163 (Command_line::pre_options): New member.
2164 * options.cc (gold::options::ready_to_register): New variable.
2165 (One_option::register_option): Do nothing if not registering options.
2166 Assert if same short option registered twice.
2167 (General_options::General_options): Turn off option registration when
2168 done constructing.
2169 (Command_line::Pre_options::Pre_options): New constructor.
2170
f773f3d2
CC		 21712009-08-24 Cary Coutant <ccoutant@google.com>
2172
06a73cfe
CC		 2173 * options.h (General_options::no_keep_memory): Remove incorrect
2174 short option.
f773f3d2 2175
a15af8e2
RW		 21762009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2177
2178 * Makefile.am (am__skiplex, am__skipyacc): New.
2179 * Makefile.in: Regenerate.
2180
c462b41b
RW		 21812009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2182
14ec8efd
RW		 2183 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2184 (INCLUDES): ... this.
2185 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2186 (AM_CPPFLAGS): Renamed from ...
2187 (INCLUDE): ... this.
2188 * Makefile.in, testsuite/Makefile.in: Regenerate.
2189
81ecdfbb
RW		 2190 * Makefile.in: Regenerate.
2191 * aclocal.m4: Likewise.
2192 * config.in: Likewise.
2193 * configure: Likewise.
2194 * testsuite/Makefile.in: Likewise.
2195
c462b41b
RW		 2196 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2197 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2198 * Makefile.in: Regenerate.
2199 * testsuite/Makefile.in: Regenerate.
2200
2da73f13
CC		 22012009-08-19 Cary Coutant <ccoutant@google.com>
2202
2203 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2204 symbols in shared libraries overridden by hidden or internal symbols
2205 in the main program.
2206
2db70501
CD		 22072009-08-19 Chris Demetriou <cgd@google.com>
2208
2209 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2210 checking source file names in error messages.
2211
f733487b
DK		 22122009-08-18 Doug Kwan <dougkwan@google.com>
2213
2214 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2215 an elcpp::Ehdr as parameter. Adjust call to set_target.
2216 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2217 an elfcpp::Ehdr as parameter.
2218 * object.cc (Object::set_target): Remove the version that looks up
2219 a target and sets it.
2220 (Sized_relobj::setup): Take a Target object instead of
2221 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2222 (make_elf_sized_object): Find target and ask target to
2223 make an ELF object.
2224 * object.h: (Object::set_target): Remove the version that looks up
2225 a target and sets it.
2226 (Sized_relobj::setup): Take a Target object instead of
2227 an elfcpp:Ehdr as parameter.
2228 * target.cc: Include dynobj.h.
2229 (Target::do_make_elf_object_implementation): New.
2230 (Target::do_make_elf_object): New.
2231 * target.h (Target::make_elf_object): New template declaration.
2232 (Target::do_make_elf_object): New method declarations.
2233 (Target::do_make_elf_object_implementation): New template declaration.
2234
cc70f101
ILT		 22352009-08-14 Ian Lance Taylor <iant@google.com>
2236
2237 * gold.h (FUNCTION_NAME): Define.
2238 (gold_unreachable): Use FUNCTION_NAME.
2239
ef5e0cb1
ST		 22402009-08-12 Sriraman Tallam <tmsriram@google.com>
2241
2242 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2243 symbol in the --keep-unique list is not found.
2244
48c187ce
ST		 22452009-08-12 Sriraman Tallam <tmsriram@google.com>
2246
2247 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2248 been maked as --keep-unique.
2249 (Icf::unfold_section): New function.
2250 * icf.h (Icf::unfold_section): New function.
2251 * options.h (General_options::keep_unique): New option.
2252 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2253 * testsuite/Makefile.in: Regenerate.
2254 * testsuite/icf_keep_unique_test.sh: New file.
2255 * testsuite/icf_keep_unique_test.cc: New file.
2256
645afe0c
CC		 22572009-08-12 Cary Coutant <ccoutant@google.com>
2258
2259 PR 10471
2260 * resolve.cc (Symbol_table::resolve): Check for references from
2261 dynamic objects to hidden and internal symbols.
2262 * testsuite/Makefile.am (hidden_test.sh): New test.
2263 * testsuite/Makefile.in: Regenerate.
2264 * testsuite/hidden_test.sh: New script.
2265 * testsuite/hidden_test_1.c: New test source.
2266 * testsuite/hidden_test_main.c: New test source.
2267
11af873f
DK		 22682009-08-11 Doug Kwan <dougkwan@google.com>
2269
2270 * arm.cc: Update comments.
2271 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2272 segment to locate the .ARM.exidx section if present.
2273
b9f7d72d
DK		 22742009-08-09 Doug Kwan <dougkwan@google.com>
2275
2276 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2277 patch.
2278
ddd3c53c
ST		 22792009-08-07 Sriraman Tallam <tmsriram@google.com>
2280 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2281 compiler warnings.
2282
27721062
ST		 22832009-08-06 Sriraman Tallam <tmsriram@google.com>
2284
2285 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2286 valid tls_segment only for non-debug-section relocations.
2287 * testsuite/Makefile.am: Add gc_tls_test.
2288 * testsuite/Makefile.in: Regenerate.
2289 * testsuite/gc_tls_test.cc: New file.
2290 * testsuite/gc_tls_test.sh: New file.
2291
ef15dade
ST		 22922009-08-05 Sriraman Tallam <tmsriram@google.com>
2293
2294 * icf.cc: New file.
2295 * icf.h: New file.
2296 * Makefile.am (CCFILES): Add icf.cc.
2297 (HFILES): Add icf.h
2298 * Makefile.in: Regenerate.
2299 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2300 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2301 section, symbol and addend information for the relocs.
2302 * gold.cc (queue_middle_tasks): Call identical code folding.
2303 * gold.h: Add defines for multimap.
2304 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2305 to the call of finalize_local_symbols.
2306 * main.cc (main): Create object of class Icf.
2307 * object.cc (Sized_relobj::do_layout): Allow this function to be
2308 called twice during icf.
2309 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2310 to sections marked as identical by icf.
2311 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2312 when available.
2313 (Sized_relobj::do_section_entsize): New function.
2314 * object.h (Object::section_entsize): New function.
2315 (Object::do_section_entsize): New pure virtual function.
2316 (Relobj::finalize_local_symbols): Add new parameter.
2317 (Relobj::do_section_entsize): New function.
2318 * options.h (General_options::icf): New option.
2319 (General_options::icf_iterations): New option.
2320 (General_options::print_icf_sections): New option.
2321 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2322 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2323 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2324 icf.
2325 * symtab.cc (Symbol_table::is_section_folded): New function.
2326 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2327 to sections marked as identical by icf.
2328 * symtab.h (Symbol_table::set_icf): New function.
2329 (Symbol_table::icf): New function.
2330 (Symbol_table::is_section_folded): New function.
2331 (Symbol_table::icf_): New data member.
2332 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2333 * testsuite/Makefile.am: Add commands to build icf_test.
2334 * testsuite/Makefile.in: Regenerate.
2335 * testsuite/icf_test.sh: New file.
2336 * testsuite/icf_test.cc: New file.
2337
c3b65ac4
CD		 23382009-07-24 Chris Demetriou <cgd@google.com>
2339
2340 * layout.cc (is_compressible_debug_section): Fix incorrect
2341 comment about compressed section names.
2342
1caf2c51
ILT		 23432009-07-20 Ian Lance Taylor <ian@airs.com>
2344
2345 PR 10419
2346 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2347
1ef4d87f
ILT		 23482009-07-16 Ian Lance Taylor <iant@google.com>
2349
2350 PR 10400
2351 * layout.h: #include <map>.
2352 (class Kept_section): Change from struct to class. Add accessors
2353 and setters. Add section size to Comdat_group mapping. Change
2354 Comdat_group to std::map. Add is_comdat_ field. Add
2355 linkonce_size field in union.
2356 (class Layout): Update declaration of find_or_add_kept_section.
2357 Don't declare find_kept_object.
2358 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2359 parameter. Add object, shndx, is_comdat, and is_group_name
2360 parameters. Change all callers. Adjust for new Kept_section.
2361 (Layout::find_kept_object): Remove.
2362 * object.cc (Sized_relobj::include_section_group): Update use of
2363 Kept_section. Rename secnum to shndx. Only record
2364 Kept_comdat_section if sections are the same size.
2365 (Sized_relobj::include_linkonce_section): Update use of
2366 Kept_section. Only record Kept_comdat_section if sections are the
2367 same size. Set size of linkonce section.
2368 (Sized_relobj::map_to_kept_section): Update call to
2369 get_kept_comdat_section.
2370 * object.h (class Sized_relobj): Rename fields in
2371 Kept_comdat_section to drop trailing underscores; change object
2372 field to Relobj*. Change Kept_comdat_section_table to store
2373 struct rather than pointer.
2374 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2375 Add kept_object and kept_shndx parameters. Change all callers.
2376 (Sized_relobj::get_kept_comdat_section): Change return type to
2377 bool. Add kept_object and kept_shndx parameters. Change all
2378 callers.
2379 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2380 Layout::find_or_add_kept_section.
2381
37c3b7b0
ILT		 23822009-07-09 Ian Lance Taylor <iant@google.com>
2383
2384 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2385 Reserve space in the hash table.
2386
98fa85cb
ILT		 23872009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2388
2389 * fileread.cc (File_read::get_mtime): New method.
2390 * fileread.h (Timespec): New structure.
2391 (File_read::get_mtime): New method.
2392 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2393 Renamed from timestamp_nsec.
2394 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2395 Elf_Xword.
2396 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2397 timestamp_nsec.
2398 (Incremental_inputs::report_archive): Save mtime; style fix.
2399 (Incremental_inputs::report_obejct): Save mtime; style fix.
2400 (Incremental_inputs::report_script): Save mtime; style fix.
2401 (Incremental_inputs::finalize_inputs): Style fix.
2402 (Incremental_inputs::finalize): Style fix.
2403 (Incremental_inputs::create_input_section_data): Store inputs
2404 mtime.
2405 * incremental.h (Incremental_inputs::report_script): Add mtime
2406 argument.
2407 (Incremental_inputs::Input_info::Input_info): Intialize only one
2408 union member.
2409 (Incremental_inputs::Input_info::archive): Move to nameless
2410 union.
2411 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2412 (Incremental_inputs::Input_info::script): Move to nameless union.
2413 (Incremental_inputs::mtime): New field.
2414 * script.cc (read_input_script): Pass file mtime to
2415 Incremental_input.
2416 * script.h (Script_info::inputs): Style fix.
2417
c9d70757
ILT		 24182009-07-01 Ian Lance Taylor <ian@airs.com>
2419
2420 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2421 instead of 32.
2422
9c547ec3
ILT		 24232009-06-24 Ian Lance Taylor <iant@google.com>
2424
2425 PR 10156
2426 * layout.cc (Layout::choose_output_section): If we find an
2427 existing section, update the flags.
2428 (Layout::create_notes): New function, broken out of
2429 Layout::finalize.
2430 (Layout::finalize): Don't create note sections.
2431 (Layout::create_note): Don't crash if linker script discards
2432 section.
2433 (Layout::create_gold_note): Likewise.
2434 (Layout::create_build_id): Likewise. Don't set
2435 after_input_sections on the section.
2436 (Layout::create_executable_stack_info): Remove target parameter.
2437 Change caller.
2438 * layout.h (class Layout): Declare create_notes. Update
2439 declaration of create_executable_stack_info.
2440 * gold.cc (queue_middle_tasks): Call create_notes.
2441 * output.cc (Output_section::update_flags_for_input_section): Move
2442 here from output.h. If SHF_ALLOC flag is newly set, mark address
2443 invalid.
2444 * output.h (Output_data::mark_address_invalid): New function.
2445 (class Output_section): Only declare, not define,
2446 update_flags_for_input_section. Remove set_flags.
2447
55458500
ILT		 24482009-06-24 Ian Lance Taylor <iant@google.com>
2449
2450 * script-sections.cc (Output_section_definition::
2451 set_section_addresses): Rename shadowing local load_address to
2452 laddr.
2453
1307d6cd
ILT		 24542009-06-24 Ian Lance Taylor <iant@google.com>
2455
2456 PR 10244
2457 * reloc.cc (relocate_sections): Skip empty relocation sections.
2458
ec3f783e
ILT		 24592009-06-23 Ian Lance Taylor <iant@google.com>
2460
2461 PR 10156
2462 * layout.cc (Layout::create_note): Use choose_output_section
2463 rather than make_output_section.
2464
459c9f1c
ILT		 24652009-06-23 Ian Lance Taylor <iant@google.com>
2466
2467 PR 10237
2468 * options.cc (General_options::parse_V): Set printed_version_.
2469 (General_options::General_options): Initialize printed_version_.
2470 * options.h (class General_options): Add printed_version_ field.
2471 * gold.cc (queue_initial_tasks): If there are no input files,
2472 don't give a fatal error if we printed the version information.
2473 (queue_middle_tasks): If using -r with a shared object, give a
2474 fatal error rather than an ordinary error.
2475
1518dc8f
ILT		 24762009-06-23 Ian Lance Taylor <iant@google.com>
2477
2478 PR 10219
2479 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2480 (Layout::make_output_section): Set have_stabstr_section_ if we see
2481 a .stab*str section.
2482 (Layout::finalize): Call link_stabs_sections.
2483 (Layout::link_stabs_sections): New file.
2484 * layout.h (class Layout): Add have_stabstr_section_ field.
2485 Declare link_stabs_sections.
2486
3d857b98
DK		 24872009-06-23 Doug Kwan <dougkwan@google.com>
2488
2489 * Makefile.am (libgold_a_LIBADD): New.
2490 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2491 * Makefile.in: Regenerate.
2492 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2493 * configure: Regenerate.
2494 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2495 * fileread.cc: Include sys/state.h
2496 * gold.h: Declare memmem and strndup if found missing.
2497 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2498
0639a6f6
ILT		 24992009-06-23 Ian Lance Taylor <iant@google.com>
2500
2501 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2502 * configure: Rebuild.
2503
8d63875c
ILT		 25042009-06-23 Ian Lance Taylor <iant@google.com>
2505
2506 PR 10147
2507 * object.cc (Object::section_contents): Don't try to get a view if
2508 the section has length zero.
2509 (Object::handle_gnu_warning_section): If the section is empty, use
2510 the name of the section as the warning.
2511
f7c8a183
ILT		 25122009-06-23 Ian Lance Taylor <iant@google.com>
2513
2514 PR 10133
2515 * stringpool.h (class Stringpool_template): Add optimize_ field.
2516 (Stringpool_template::set_optimize): New function.
2517 * stringpool.cc (Stringpool_template::Stringpool_template):
2518 Initialize optimize_ field.
2519 (Stringpool_template::set_string_offsets): Test local optimize
2520 fild rather than parameter.
2521 * layout.cc (Layout::Layout): Call set_optimize on the section
2522 name stringpool.
2523
e6a307ba
ILT		 25242009-06-22 Ian Lance Taylor <iant@google.com>
2525
2526 PR 10030
2527 * yyscript.y: Parse TARGET.
2528 * script.cc (script_set_target): New function.
2529 * script-c.h (script_set_target): Declare.
2530 * options.cc (General_options::string_to_object_format): Rename
2531 from string_to_object_format in anonymous namespace. Change
2532 callers.
2533 * options.h (class General_options): Declare
2534 string_to_object_format.
2535
3ee173de
ILT		 25362009-06-22 Ian Lance Taylor <iant@google.com>
2537
2538 * script-sections.cc (Script_sections::create_segments): Don't put
2539 program headers in a PT_LOAD segment if -n or -N.
2540
25412009-06-22 Ian Lance Taylor <iant@google.com>
e1c74d60
ILT		 2542
2543 PR 10141
2544 * options.h (class General_options): Add -z lazy and -z now. Sort
2545 -z options into alphabetical order.
2546 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2547
cd6739a1 25482009-06-21 Ian Lance Taylor <iant@google.com>
8a5e3e08
ILT		 2549
2550 * layout.cc (Layout::make_output_section): Call
2551 Target::new_output_section.
2552 (Layout::attach_allocated_section_to_segment): Put large section
2553 sections in a separate load segment with the large segment flag
2554 set.
2555 (Layout::segment_precedes): Sort large data segments after other
2556 load segments.
2557 (align_file_offset): New static function.
2558 (Layout::set_segment_offsets): Use align_file_offset.
2559 * output.h (class Output_section): Add is_small_section_ and
2560 is_large_section_ fields.
2561 (Output_section::is_small_section): New function.
2562 (Output_section::set_is_small_section): New function.
2563 (Output_section::is_large_section): New function.
2564 (Output_section::set_is_large_section): New function.
2565 (Output_section::is_large_data_section): New function.
2566 (class Output_segment): Add is_large_data_segment_ field.
2567 (Output_segment::is_large_data_segment): New function.
2568 (Output_segment::set_is_large_data_segment): New function.
2569 * output.cc (Output_section::Output_section): Initialize new
2570 fields.
2571 (Output_segment::Output_segment): Likewise.
2572 (Output_segment::add_output_section): Add assertion that large
2573 data sections always go in large data segments. Force small data
2574 sections to the end of the list of data sections. Force small BSS
2575 sections to the start of the list of BSS sections. For large BSS
2576 sections to the end of the list of BSS sections.
2577 * symtab.h (class Symbol): Declare is_common_shndx.
2578 (Symbol::is_defined): Check Symbol::is_common_shndx.
2579 (Symbol::is_common): Likewise.
2580 (class Symbol_table): Define enum Commons_section_type. Update
2581 declarations. Add small_commons_ and large_commons_ fields.
2582 * symtab.cc (Symbol::is_common_shndx): New function.
2583 (Symbol_table::Symbol_table): Initialize new fields.
2584 (Symbol_table::add_from_object): Put small and large common
2585 symbols in the right list.
2586 (Symbol_table::sized_finalized_symbol): Check
2587 Symbol::is_common_shndx.
2588 (Symbol_table::sized_write_globals): Likewise.
2589 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2590 common symbol lists. Don't call do_allocate_commons_list if the
2591 list is empty.
2592 (Symbol_table::do_allocate_commons_list): Remove is_tls
2593 parameter. Add comons_section_type parameter. Change all
2594 callers. Handle small and large common symbols.
2595 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2596 Symbol::is_common_shndx.
2597 * resolve.cc (symbol_to_bits): Likewise.
2598 * target.h (Target::small_common_shndx): New function.
2599 (Target::small_common_section_flags): New function.
2600 (Target::large_common_shndx): New function.
2601 (Target::large_common_section_flags): New function.
2602 (Target::new_output_section): New function.
2603 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2604 small_common_section_flags, and large_common_section_flags
2605 fields.
2606 (Target::do_new_output_section): New virtual function.
2607 * arm.cc (Target_arm::arm_info): Initialize new fields.
2608 * i386.cc (Target_i386::i386_info): Likewise.
2609 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2610 Likewise.
2611 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2612 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2613 (Target_x86_64::do_new_output_section): New function.
2614 * configure.ac: Define conditional MCMODEL_MEDIUM.
2615 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2616 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2617 (large_LDFLAGS): Define.
2618 * testsuite/large.c: New file.
2619 * testsuite/testfile.cc (Target_test::test_target_info):
2620 Initialize new fields.
2621 * configure, testsuite/Makefile.in: Rebuild.
2622
bb04269c
DK		 26232009-06-05 Doug Kwan <dougkwan@google.com>
2624
2625 * Makefile.am (CCFILES): Add target.cc.
2626 * Makefile.in: Regenerate.
2627 * i386.cc (class Target_i386): Define new virtual method to
2628 override do_is_local_label_name in parent.
2629 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2630 local symbols if --discard-locals or -X is given.
2631 * options.h (class General_options): Declare new options
2632 '--discard-locals' and '-X' for discarding locals.
2633 * target.h (class Target): Define new methods is_local_label_name.
2634 Declare new virtual method do_is_local_label_name.
2635 * target.cc: New file.
2636 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2637 (check_SCRIPTS): Add discard_locals_test.sh.
2638 (check_DATA): Add discard_local_tests.syms.
2639 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2640 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2641 * testsuite/Makefile.in: Regenerate.
2642 * testsuite/discard_locals_test.c: New file.
2643 * testsuite/discard_locals_test.sh: Same.
2644
805bb01c
DK		 26452009-06-05 Doug Kwan <dougkwan@google.com>
2646
2647 * object.cc (Sized_relobj::Sized_relobj): Initialize
2648 discarded_eh_frame_shndx_ to -1U.
2649 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2650 section.
2651 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2652 a discarded .eh_frame section.
2653 (Sized_relobj::do_finalize_local_symbols): Ditto.
2654 * object.h (class Sized_relobj): Declare new member
2655 discarded_eh_frame_shndx_.
2656 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2657 (local_labels_test.o, local_labels_test): New rules.
2658 * testsuite/Makefile.in: Regenerate.
2659
1dcd334d
DK		 26602009-06-04 Doug Kwan <dougkwan@google.com>
2661
2662 * layout.cc (Layout::section_name_mapping): Add mapping for
2663 special ARM sections.
2664
96d49306
DK		 26652009-06-03 Doug Kwan <dougkwan@google.com>
2666
2667 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2668 (utils::has_overflow): Same.
2669
dff16297
ILT		 26702009-06-03 Ian Lance Taylor <iant@google.com>
2671
2672 * layout.cc (Layout::section_name_mapping): New array, replacing
2673 Layout::linkonce_mapping.
2674 (Layout::section_name_mapping_count): New variable, replacing
2675 Layout::linkonce_mapping_count.
2676 (Layout::linkonce_output_name): Remove.
2677 (Layout::output_section_name): Rewrite.
2678 * layout.h (class Layout): Rename Linkonce_mapping to
2679 Section_name_mapping, linkonce_mapping to section_name_mapping,
2680 linkonce_mapping_count to section_name_mapping_count. Don't
2681 declare linkonce_output_name.
2682
c121c671
DK		 26832009-06-03 Doug Kwan <dougkwan@google.com>
2684
2685 * gold/arm.cc (namespace utils): New.
2686 (Target_arm::reloc_is_non_pic): Define new method.
2687 (class Arm_relocate_functions): New.
2688 (Target_arm::Relocate::relocate): Handle relocation types used by
2689 Android.
2690
07800fab
ILT		 26912009-06-03 Ian Lance Taylor <iant@google.com>
2692
2693 * arm.cc (Target_arm::scan::global): Use || instead of |.
2694
c121c671
DK		 26952009-06-02 Doug Kwan <dougkwan@google.com>
2696
2697 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2698 issued_non_pic_error_.
2699 (class Target_arm::Scan): Declare new method check_non_pic.
2700 Define new method symbol_needs_plt_entry.
2701 Declare new data member issued_non_pic_error_.
2702 (class Target_arm::Relocate): Declare new method
2703 should_apply_static_reloc.
2704 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2705 (Target_arm::Scan::check_non_pic): Define new method.
2706 (Target_arm::Scan::local): Handle a small subset of reloc types used
2707 by Android.
2708 (Target_arm::Scan::local): Same.
2709 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2710
b19b0c6d
ILT		 27112009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2712
2713 * incremental.cc (Incremental_inputs::report_command_line): Filter
2714 out --incremental-* options.
2715
94cdfcff
DK		 27162009-05-29 Doug Kwan <dougkwan@google.com>
2717
2718 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2719 template class.
2720 (class Target_arm): Update comment.
2721 (Target_arm::Target_arm): Initialize new data members GOT_,
2722 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2723 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2724 and Target_arm::rel_dyn_section.
2725 Declare new_enum Target_arm::Got_type.
2726 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2727 and DYNBSS_.
2728 Update commments for member do_dynsym_value.
2729 (Target_arm::got_size, Target_arm::plt_section,
2730 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2731 new methods inside class defintion.
2732 (Target_arm::got_section): Define new method.
2733 (Target_arm::rel_dyn_section): Same.
2734 (Output_data_plt_arm): New template class.
2735 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2736 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2737 (Output_data_plt_arm::add_entry): Same.
2738 (Output_data_plt_arm::first_plt_entry): Define new
2739 static data member for PLT instruction template.
2740 (Output_data_plt_arm::plt_entry): Same.
2741 (Output_data_plt_arm::do_write): Define new method.
2742 (Target_arm::make_plt_entry): Same.
2743 (Target_arm::do_finalize_sections): Same.
2744 (Target_arm::do_dynsym_value): Same.
2745
4a657b0d
DK		 27462009-05-28 Doug Kwan <dougkwan@google.com>
2747
2748 * Makefile.am (TARGETSOURCES): Add arm.cc.
2749 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2750 * Makefile.in: Regenerate.
2751 * arm.cc: New file.
2752 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2753
e7ae8c36
DK		 27542009-05-26 Doug Kwan <dougkwan@google.com>
2755
2756 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2757 (General_options::check_excluded_libs): Strip off directories in
2758 archive name before matching like GNU ld does.
2759 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2760 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2761 (exclude_libs_test_LDFLAGS): Add linker option
2762 -Wl,--exclude-libs,libexclude_libs_test_3
2763 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2764 an explicit archive without using -l.
2765 (alt/libexclude_libs_test_3.a): New make rule.
2766 * testsuite/Makefile.in: Regenerate.
2767 * testsuite/exclude_libs_test.c : Declare lib3_default().
2768 (main): Call it.
2769 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2770 * exclude_libs_test_3.c: New file.
2771
f12e7348
NC		 27722009-05-26 Nick Clifton <nickc@redhat.com>
2773
2774 * po/id.po: New Indonesian translation.
2775 * po/gold.pot: Updated template file.
2776
4daadc0d
ST		 27772009-05-22 Sriraman Tallam <tmsriram@google.com>
2778
2779 * testsuite/Makefile.am: Add -ffunction-sections to compile
2780 gc_comdat_test files. Add -Wl,--gc-sections to build
2781 gc_comdat_test.
2782 * testsuite/Makefile.in: Regenerate.
2783 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2784
531813ad
ST		 27852009-05-21 Sriraman Tallam <tmsriram@google.com>
2786
2787 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2788 kept comdat section was garbage collected.
2789 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2790 * testsuite/Makefile.in: Regenerate.
2791 * testsuite/gc_comdat_test.sh: New file.
2792 * testsuite/gc_comdat_test_1.cc: New file.
2793 * testsuite/gc_comdat_test_2.cc: New file.
2794
65514900
CC		 27952009-05-19 Doug Kwan <dougkwan@google.com>
2796
2797 * archive.cc (Archive::Archive): Move constructor from archive.h
2798 to here. Initialize no_export_.
2799 (Archive::get_elf_object_for_member): Set no_export flag of object.
2800 * archive.h (Archive::Archive): Move constructor body to
2801 archive.cc.
2802 (Archive::no_export): New method.
2803 (Archive::no_export_): New field.
2804 * object.h (Object::Object): Initialize no_export_ to false.
2805 (Object::no_export, Object::set_no_export): New methods.
2806 (Object::no_export_): New field.
2807 * options.cc (General_options::parse_exclude_libs): New method.
2808 (General_options::check_excluded_libs) Same.
2809 * options.h (exclude_libs): New option.
2810 (General_options::check_excluded_libs): New method declaration.
2811 (General_options::excluded_libs_): New field.
2812 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2813 default or protected visibility if an object has no-export flag set.
2814 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2815 (check_SCRIPTS): Add exclude_libs_test.sh.
2816 (check_DATA): Add exclude_libs_test.syms.
2817 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2818 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2819 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2820 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2821 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2822 libexclude_libs_test_2.a): New rules.
2823 * testsuite/Makefile.in: Regenerate.
2824 * testsuite/exclude_libs_test.c: New file.
2825 * testsuite/exclude_libs_test.sh: Ditto.
2826 * testsuite/exclude_libs_test_1.c: Ditto.
2827 * testsuite/exclude_libs_test_2.c: Ditto.
2828
1b77ea50
ILT		 28292009-05-15 Ian Lance Taylor <iant@google.com>
2830
2831 * configure.ac: Check for declarations for cases where libiberty.h
2832 checks HAVE_DECL_xxx.
2833 * configure, config.in: Rebuild.
2834
072fe7ce
ILT		 28352009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2836
2837 * gold.h (Incremental_argument_list): Remove (invalid) forward
2838 declaration.
2839 * incremental.cc (Incremental_inputs::report_achive): New method.
2840 (Incremental_inputs::report_object): New method.
2841 (Incremental_inputs::report_script): New method.
2842 (Incremental_inputs::finalize_inputs): New method.
2843 (Incremental_inputs::finalize): Call finalize_inputs().
2844 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2845 Create inputs entries.
2846 * incremental.h (Incremental_input_type): New enum.
2847 (Incremental_inputs::Incremental_input): Initialize new fields.
2848 (Incremental_inputs::report_inputs): New method.
2849 (Incremental_inputs::report_achive): New method.
2850 (Incremental_inputs::report_object): New method.
2851 (Incremental_inputs::report_script): New method.
2852 (Incremental_inputs::finalize_inputs): New method.
2853 (Incremental_inputs::Input_info): New struct.
2854 (Incremental_inputs::Input_info_map): New typedef.
2855 (Incremental_inputs::lock_): New field.
2856 (Incremental_inputs::Inputs_): New field.
2857 (Incremental_inputs::Inputs_map): New field.
2858 * main.cc (main): Call Incremental_input::report_inputs.
2859 * options.h (Input_argument_list): Typedef moved from
2860 Input_arguments.
2861 (Input_file_group::Files): Remove, use ::Input_argument_list.
2862 (Input_file_group::Input_argument_list): Remove, use
2863 ::Input_argument_list.
2864 * plugin.cc (Plugin_manager::add_input_file): Add error in
2865 incremental build.
2866 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2867 functions.
2868 * script.cc (read_input_script): Call
2869 Incremental_input::report_script.
2870 * script.h (Script_info): New class.
2871
b0481b0b
ILT		 28722009-04-27 Ian Lance Taylor <iant@google.com>
2873
2874 * x86_64.cc (do_adjust_output_section): Set entsize to
2875 plt_entry_size.
2876
b22a5a41 28772009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 2878
2879 * output.cc (Output_file::close): After short writes, continue
2880 writing from the correct offset in the buffer being written.
2881
40fde488
CD		 28822009-04-23 Chris Demetriou <cgd@google.com>
2883
2884 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2885 * configure: Regenerate.
2886 * config.in: Regenerate.
2887 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2888 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2889
3ce2c28e
ILT		 28902009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2891
2892 * incremental.cc (Incremental_inputs_header_data): Renamed from
2893 Incremental_input_header_data.
2894 (Incremental_inputs_header_data::data_size): New field.
2895 (Incremental_inputs_header_data::put_input_file_count): Renamed
2896 from input_file_count.
2897 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2898 from command_line_offset.
2899 (Incremental_inputs_header_data::put_reserved): Renamed from
2900 put_reserved.
2901 (Incremental_inputs_entry_data): Renamed from
2902 Incremental_input_entry_data.
2903 (Incremental_inputs_entry_data::data_size): New field.
2904 (Incremental_inputs::report_command_line): New method.
2905 (Incremental_inputs::finalize): New method.
2906 (Incremental_inputs::create_incremental_inputs_data): New method.
2907 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2908 * incremental.h: New file.
2909 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2910 (Layout::finalize): Create incremental inputs section in
2911 incremental builds.
2912 (Layout::create_incremental_info_sections): New method.
2913 * layout.h (Layout::incremental_inputs): New method.
2914 (Layout::create_incremental_info_sections): New method.
2915 (Layout::incremental_inputs_): New field.
2916 * main.cc (main): Notify Incremental_input of the command line.
2917
e55bde5e
ILT		 29182009-04-01 Ian Lance Taylor <iant@google.com>
2919 Mikolaj Zalewski <mikolajz@google.com>
2920
2921 * gold.h (reserve_unordered_map): Define, three versions, one for
2922 each version of Unordered_map.
2923 * layout.cc (Layout::Layout): Remove options parameter. Add
2924 number_of_input_files parameter. Don't initialize options_.
2925 Initialize number_of_input_files_ and resized_signatures_. Move
2926 sections_are_attached_.
2927 (Layout::layout_group): Reserve space for group_signatures_.
2928 (Layout::find_or_add_kept_section): Change name parameter to be a
2929 reference. Resize signatures_ map when it gets large enough.
2930 (Layout::layout_eh_frame): Use parameters->options() instead of
2931 this->options_.
2932 (Layout::make_output_section): Likewise.
2933 (Layout::attach_allocated_section_to_segment): Likewise.
2934 (Layout::finalize, Layout::create_executable_stack): Likewise.
2935 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2936 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2937 * layout.h (class Layout): Update declarations. Remove options_
2938 field. Add number_of_input_files_ and resized_signatures_
2939 fields. Move sections_are_attached_ field.
2940 * main.cc (main): Pass number of input files to Layout
2941 constructor. Don't pass options.
2942
154b857c
ILT		 29432009-03-30 Ian Lance Taylor <iant@google.com>
2944
2945 * ffsll.c (ffsll): Correct implementation.
2946
2f35ab9b
ILT		 29472009-03-27 Ian Lance Taylor <iant@google.com>
2948
fd03461a
ILT		 2949 * ffsll.c: New file.
2950 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2951 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2952 * ftruncate.c (ftruncate): Declare before definition.
2953 * mremap.c (mremap): Likewise.
2954 * pread.c (pread): Likewise.
2955 * configure, Makefile.in, config.in: Rebuild.
2956
2f35ab9b
ILT		 2957 * mremap.c: New file.
2958 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2959 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2960 (mremap): Declare if HAVE_MREMAP is not defined.
2961 * configure, Makefile.in, config.in: Rebuild.
2962
33aea2fd
CC		 29632009-03-27 Cary Coutant <ccoutant@google.com>
2964
2965 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2966 position independent.
2967 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2968 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2969
6d479619
CC		 29702009-03-24 Cary Coutant <ccoutant@google.com>
2971
2972 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2973 an executable.
2974 (needs_dynamic_reloc): Likewise.
2975
afc06bb8
ILT		 29762009-03-24 Ian Lance Taylor <iant@google.com>
2977
2978 * yyscript.y (file_cmd): Recognize EXTERN.
2979 (extern_name_list, extern_name_list_body): New nonterminals.
2980 * script.cc (script_add_extern): Define.
2981 * script-c.h (script_add_extern): Declare.
2982
f6060a4d
ILT		 29832009-03-24 Rafael Avila de Espindola <espindola@google.com>
2984
2985 * object.cc (is_elf_object): Define.
2986 * object.h (is_elf_object): Declare.
2987 * archive.cc (Archive::get_elf_object_for_member): Call
2988 is_elf_object.
33aea2fd 2989 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 2990
26736d8e
ILT		 29912009-03-24 Elliott Hughes <enh@google.com>
2992
2993 * output.cc (Output_file::map_anonymous): Define.
2994 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2995 try an anonymous one. Report the size if the mmap fails.
2996 * output.h (class Output_file): Declare map_anonymous.
2997
22fd9730
ILT		 29982009-03-24 Ian Lance Taylor <iant@google.com>
2999
3000 * target-select.cc (instantiate_target): Don't acquire the lock if
3001 the instantiated_target_ field has already been set.
3002
cb010894
ILT		 30032009-03-23 Ian Lance Taylor <iant@google.com>
3004
7f055c20
ILT		 3005 * gold-threads.h (class Initialize_lock): Define.
3006 * gold-threads.cc (class Initialize_lock_once): Define.
3007 (initialize_lock_control): New static variable.
3008 (initialize_lock_pointer): New static variable.
3009 (initialize_lock_once): New static function.
3010 (Initialize_lock::Initialize_lock): Define.
3011 (Initialize_lock::initialize): Define.
3012 * target-select.h: Include "gold-threads.h".
3013 (class Target_selector): Add lock_ and initialize_lock_ fields.
3014 Don't define instantiate_target, just declare it.
3015 * target-select.cc (Target_selector::Target_selector): Initialize
3016 new fields.
3017 (Target_selector::instantiate_target): Define.
3018 * descriptors.h: Include "gold-threads.h".
3019 (class Descriptors): Add initialize_lock_ field.
3020 * descriptors.cc (Descriptors::Descriptors): Initialize new
3021 field.
3022 (Descriptors::open): Use initialize_lock_ field
3023 * errors.h (class Errors): Add initialize_lock_ field.
3024 * errors.cc (Errors::Errors): Initialize new field.
3025 (Errors::initialize_lock): Use initialize_lock_ field.
3026 * powerpc.cc (class Target_selector_powerpc): Remove
3027 instantiated_target_ field. In do_recognize call
3028 instantiate_target rather than do_instantiate_target. In
3029 do_instantiate_target just allocate a new target.
3030 * sparc.cc (class Target_selector_sparc): Likewise.
3031
36959681
ILT		 3032 * freebsd.h: New file.
3033 * i386.cc: Include "freebsd.h".
3034 (Target_i386): Derive from Target_freebsd rather than
3035 Sized_target.
3036 (Target_selector_i386): Derive from Target_selector_freebsd rather
3037 than Target_selector.
3038 * x86_64.cc: Include "freebsd.h".
3039 (Target_x86_64): Derive from Target_freebsd rather than
3040 Sized_target.
3041 (Target_selector_x86_64): Derive from Target_selector_freebsd
3042 rather than Target_selector.
3043 * target.h (class Target): Add adjust_elf_header and
3044 do_adjust_elf_header.
3045 * output.cc (Output_file_header:: do_sized_write): Call target
3046 adjust_elf_header routine.
3047 * configure.tgt: Set targ_osabi.
3048 * configure.ac: Define GOLD_DEFAULT_OSABI.
3049 * parameters.cc (Parameters::default_target): Pass
3050 GOLD_DEFAULT_OSABI to select_target.
3051 * target-select.h (class Target_selector): Make instantiate_target
3052 protected rather than private.
3053 * Makefile.am (HFILES): Add freebsd.h.
3054 * configure, Makefile.in, config.in: Rebuild.
3055
cb010894
ILT		 3056 * merge.cc (do_add_input_section): Correct pend value. Change
3057 message about last entry not being null terminated from error to
3058 warning.
3059
0e879927
ILT		 30602009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3061
3062 * incremental.cc: New file.
3063 * Makefile.am (CCFILES): Add incremental.cc.
3064 * Makefile.in: Rebuild.
3065
41105937
PP		 30662009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3067
3068 * layout.cc (Layout::output_section_name): Preserve names
3069 of '.note.' sections.
3070
60439920
ILT		 30712009-03-19 Ian Lance Taylor <iant@google.com>
3072
3073 * descriptors.cc (Descriptors::open): Check that the options are
3074 valid before using them.
3075
0d371ad3
ILT		 30762009-03-18 Ian Lance Taylor <iant@google.com>
3077
3078 * script-sections.h: Include <list>.
3079 (class Script_sections): Change Sections_elements from std::vector
3080 to std::list. Typedef public Elements_iterator. Add
3081 orphan_section_placement_, data_segment_align_start_, and
3082 saw_data_segment_align_ fields. Remove data_segment_align_index_
3083 field.
3084 * script-sections.cc (class Orphan_section_placement): New class.
3085 (class Sections_element): Add virtual functions is_relro and
3086 orphan_section_init. Remove virtual function place_orphan_here.
3087 (class Output_section_definition): Add is_relro and
3088 orphan_section_init. Remove place_orphan_here.
3089 (class Orphan_output_section): Likewise.
3090 (Script_sections::Script_sections): Update for field changes.
3091 (Script_sections::data_segment_align): Set saw_data_segment_align_
3092 and data_segment_align_start_, not data_segment_align_index.
3093 (Script_sections::data_segment_relro_end): Check
3094 saw_data_segment_align_. Use data_segment_align_start_ rather
3095 than data_segment_align_index_.
3096 (Script_sections::place_orphan): Rewrite to use
3097 Orphan_section_placement.
3098
9201d894
ILT		 30992009-03-17 Ian Lance Taylor <iant@google.com>
3100
9c5b8369
ILT		 3101 * archive.cc (Archive::add_symbols): Check for a version attached
3102 to the symbol name in the archive map.
3103 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3104 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3105 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3106 (ver_test_11.a): New target.
3107 * testsuite/Makefile.in: Rebuild.
3108
9201d894
ILT		 3109 * configure.ac: Check for chsize and posix_fallocate. Replace
3110 ftruncate.
3111 * ftruncate.c: New file, from gnulib.
3112 * output.cc (posix_fallocate): Define dummy version if not
3113 HAVE_POSIX_FALLOCATE.
3114 (Output_file::map): Call posix_fallocate rather than lseek and
3115 write.
3116 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3117 * configure, Makefile.in, config.in: Rebuild.
3118
ef4ab7a8
PP		 31192009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3120
3121 * layout.h (Layout::create_note): Add section_name parameter.
3122 * layout.cc (Layout::create_note): Likewise.
3123 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3124
8c500701
ILT		 31252009-03-17 Ian Lance Taylor <iant@google.com>
3126
e85b18e1
ILT		 3127 * descriptors.cc: Include "options.h".
3128 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3129 (Descriptors::open): Always use O_CLOEXEC when opening a new
3130 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3131 then set FD_CLOEXEC.
3132
9efe6174
ILT		 3133 * sparc.cc (class Target_sparc): Add has_got_section.
3134 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3135 make sure we have a GOT section.
3136
3137 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3138 (Target_sparc::Scan::local): Likewise.
3139 (Target_sparc::Scan::global): Likewise.
3140 (Target_sparc::Relocate::relocate): Likewise.
3141 (Target_sparc::Relocate::relocate_tls): Likewise.
3142
8c500701
ILT		 3143 * symtab.cc (Symbol_table::define_default_version): New function,
3144 broken out of add_from_object.
3145 (Symbol_table::add_from_object): Call define_default_version.
3146 (Symbol_table::define_special_symbol): Add resolve_oldsym
3147 parameter. Change all callers. If the version for a symbol comes
3148 from a version script, resolve it with the symbol with the same
3149 name with no version. Also add the symbol without a version if
3150 appropriate.
3151 (do_define_in_output_data): If resolving with oldsym, don't delete
3152 sym.
3153 (do_define_in_output_segment): Likewise.
3154 (do_define_as_constant): Likewise.
3155 * symtab.h (class Symbol_table): Update declarations.
3156
f1ed28fb
ILT		 31572009-03-13 Ian Lance Taylor <iant@google.com>
3158
15f8229b
ILT		 3159 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3160 (Read_symbols::requeue): New function.
3161 (Read_symbols::do_read_symbols): If make_elf_object fails because
3162 the target type is not configured, and the file was searched for,
3163 issue a warning and retry with the next directory.
3164 (Add_symbols::run): If the file has an incompatible format, and
3165 it was searched for, requeue the Read_symbols task. On error,
3166 release the object.
3167 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3168 dirindex parameter to constructor. Change all callers. Declare
3169 incompatible_warning and requeue.
3170 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3171 input_argument_ and input_group_ fields. Add them to
3172 constructor. Change all callers.
3173 (class Read_script): Add dirindex_ field. Add it to constructor.
3174 Change all callers.
3175 * archive.cc (Archive::setup): Remove input_objects parameter.
3176 Change all callers.
3177 (Archive::get_file_and_offset): Likewise.
3178 (Archive::read_all_symbols): Likewise.
3179 (Archive::read_symbols): Likewise.
3180 (Archive::get_elf_object_for_member): Remove input_objects
3181 parameter. Add punconfigured parameter. Change all callers.
3182 (Archive::add_symbols): Change return type to bool. Check return
3183 value of include_member.
3184 (Archive::include_all_members): Likewise.
3185 (Archive::include_member): Change return type to bool. Return
3186 false if first included object has incompatible target. Set
3187 included_member_ field.
3188 (Add_archive_symbols::run): If add_symbols returns false, requeue
3189 Read_symbols task.
3190 * archive.h (class Archive): Add included_member_ field.
3191 Initialize it in constructor. Add input_file and searched_for
3192 methods. Update declarations.
3193 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3194 input_argument_ fields. Add them to constructor. Change all
3195 callers.
3196 * script.cc: Include "target-select.h".
3197 (class Parser_closure): Add skip_on_incompatible_target_ and
3198 found_incompatible_target_ fields. Add
3199 skip_on_incompatible_target parameter to constructor. Change all
3200 callers. Add methods skip_on_incompatible_target,
3201 clear_skip_on_incompatible_target, found_incompatible_target, and
3202 set_found_incompatible_target.
3203 (read_input_script): Add dirindex parameter. Change all callers.
3204 If parser finds an incompatible target, requeue Read_symbols
3205 task.
3206 (script_set_symbol): Clear skip_on_incompatible_target in
3207 closure.
3208 (script_add_assertion, script_parse_option): Likewise.
3209 (script_start_sections, script_add_phdr): Likewise.
3210 (script_check_output_format): New function.
3211 * script.h (read_input_script): Update declaration.
3212 * script-c.h (script_check_output_format): Declare.
3213 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3214 (ignore_cmd): Remove OUTPUT_FORMAT.
3215 * fileread.cc (Input_file::Input_file): Add explicit this.
3216 (Input_file::will_search_for): New function.
3217 (Input_file::open): Add pindex parameter. Change all callers.
3218 * fileread.h (class Input_file): Add input_file_argument method.
3219 Declare will_search_for. Update declarations.
3220 * object.cc (make_elf_object): Add punconfigured parameter.
3221 Change all callers.
3222 * object.h (class Object): Make input_file public. Add
3223 searched_for method.
3224 (make_elf_object): Update declaration.
3225 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3226 restart search.
3227 * dirsearch.h (class Dirsearch): Update declaration.
3228 * options.h (class General_options): Add --warn-search-mismatch.
3229 * parameters.cc (Parameters::is_compatible_target): New function.
3230 * parameters.h (class Parameters): Declare is_compatible_target.
3231 * workqueue.cc (Workqueue::add_blocker): New function.
3232 * workqueue.h (class Workqueue): Declare add_blocker.
3233
f1ed28fb
ILT		 3234 * fileread.cc (Input_file::open): Remove options parameter.
3235 Change all callers.
3236 (Input_file::open_binary): Likewise.
3237 * script.cc (read_input_script): Likewise.
3238 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3239 options parameter from constructor. Change all callers.
3240 (class Read_script): Likewise.
3241 * fileread.h (class Input_file): Update declarations.
3242 * script.h (read_input_script): Update declaration.
3243
34dd024a
NC		 32442009-03-10 Nick Clifton <nickc@redhat.com>
3245
3246 * po/es.po: New Spanish translation.
3247
6d71b17c
CC		 32482009-03-06 Cary Coutant <ccoutant@google.com>
3249
3250 * options.cc (parse_short_option): Keep dash_z from registering itself.
3251
031cdbed
ILT		 32522009-03-03 Ian Lance Taylor <iant@google.com>
3253
3254 PR 9918
3255 * target-reloc.h (relocate_section): Pass output_section to
3256 relocate.
3257 * i386.cc (Target_i386::should_apply_static_reloc): Add
3258 output_section parameter. Change all callers.
3259 (Target_i386::Relocate::relocate): Add output_section parameter.
3260 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3261 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3262 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3263 * testsuite/two_file_shared.sh: New script.
3264 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3265 (check_DATA): Add two_file_shared.dbg.
3266 (two_file_shared.dbg): New target.
3267 * testsuite/Makefile.in: Rebuild.
3268
15d5fa16
ILT		 32692009-03-01 Ian Lance Taylor <iant@google.com>
3270
3271 * configure.ac: Check for byteswap.h.
3272 * configure: Rebuild.
3273 * config.in: Rebuild.
3274
8a4c0b0d
ILT		 32752009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3276
3277 * layout.cc (Layout::find_or_add_kept_section): New function.
3278 (Layout::add_comdat): Removed.
3279 * layout.h (struct Kept_section): Move out of class Layout.
3280 Remove trailing underscores from field names. Add group_sections
3281 field. Rename group_ field to is_group. Change all uses.
3282 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3283 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3284 comdat_groups_ field.
3285 (Sized_relobj::include_section_group): Use
3286 find_or_add_kept_section and Kept_section::group_sections.
3287 (Sized_relobj::include_linkonce_section): Likewise.
3288 * object.cc (class Sized_relobj): Don't define Comdat_group or
3289 Comdat_group_table. Remove find_comdat_group and
3290 add_comdat_group. Remove comdat_groups_ field.
3291 * plugin.cc (include_comdat_group): Use
3292 Layout::find_or_add_kept_section.
3293
b4ecf66b
ILT		 32942009-02-28 Ian Lance Taylor <iant@google.com>
3295
14359ca0
ILT		 3296 * README: --gc-sections and map files are now supported. Document
3297 some build requirements.
3298
b4ecf66b
ILT		 3299 PR 6992
3300 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3301 relocatable link set the value of the section symbol to zero.
3302 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3303 relocatable link don't include the section address in the local
3304 symbol value.
3305
0602e05a
ILT		 33062009-02-27 Ian Lance Taylor <iant@google.com>
3307
fd9d194f
ILT		 3308 PR 6811
3309 * options.h (class Search_directory): Add is_system_directory.
3310 (class General_options): Declare is_in_system_directory.
3311 * options.cc (get_relative_sysroot): Make static.
3312 (get_default_sysroot): Make static.
3313 (General_optoins::is_in_system_directory): New function.
3314 * fileread.cc (Input_file::is_in_system_directory): New function.
3315 * fileread.h (class Input_file): Declare is_in_system_directory.
3316 * object.h (class Object): Add is_in_system_directory.
3317 (class Input_objects): Remove system_library_directory_ field.
3318 * object.cc (Input_objects::add_object): Don't set
3319 system_library_directory_.
3320 (input_objects::found_in_system_library_directory): Remove.
3321 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3322 parameter. Change all callers.
3323 (Symbol_table::sized_write_globals): Likewise.
3324 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3325 Call Object::is_in_system_directory.
3326 * symtab.h (class Symbol_table): Update declarations.
3327
61edd21f
ILT		 3328 PR 5990
3329 * descriptors.h (Open_descriptor): Add is_on_stack field.
3330 * descriptors.cc (Descriptors::open): If the descriptor is on the
3331 top of the stack, remove it. Initialize is_on_stack field.
3332 (Descriptors::release): Only add pod to stack if it is not on the
3333 stack already.
3334 (Descriptors::close_some_descriptor): Clear stack_next and
3335 is_on_stack fields.
3336
e29e076a
ILT		 3337 PR 7091
3338 * output.cc (Output_section::find_starting_output_address): Rename
3339 from starting_output_address; add PADDR parameter; change return
3340 type.
3341 * output.h (class Output_section): Declare
3342 find_starting_output_address instead of starting_output_address.
3343 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3344 section symbol for which we can't find a merge section.
3345
0602e05a
ILT		 3346 PR 9836
3347 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3348 hidden or internal, force the symbol to be local.
3349 * resolve.cc (Symbol::override_visibility): Define.
3350 (Symbol::override_base): Use override_visibility.
3351 (Symbol_table::resolve): Likewise.
3352 (Symbol::override_base_with_special): Likewise.
3353 (Symbol_table::override_with_special): If the visibility is hidden
3354 or internal, force the symbol to be local.
3355 * symtab.h (class Symbol): Add set_visibility and
3356 override_visibility.
3357 * testsuite/ver_test_1.sh: New file.
3358 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3359 (check_DATA): Add ver_test_1.syms.
3360 (ver_test_1.syms): New target.
3361 * testsuite/Makefile.in: Rebuild.
3362
401a9a73
CC		 33632009-02-25 Cary Coutant <ccoutant@google.com>
3364
3365 * layout.cc (Layout::choose_output_section): Don't rename sections
3366 when using a linker script that has a SECTIONS clause.
3367 * Makefile.in: Regenerate.
3368
3369 * testsuite/Makefile.am (script_test_5.sh): New test case.
3370 * testsuite/Makefile.in: Regenerate.
3371 * testsuite/script_test_5.cc: New file.
3372 * testsuite/script_test_5.sh: New file.
3373 * testsuite/script_test_5.t: New file.
3374
f488e4b0
CC		 33752009-02-13 Rafael Avila de Espindola <espindola@google.com>
3376
3377 * archive.cc (Archive::include_member): Update calls to add_symbols.
3378 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3379 the Layout argument.
3380 * dynobj.h (do_add_symbols): Add the Layout argument.
3381 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3382 Layout argument.
3383 * object.h (Object::add_symbols): Add the Layout argument.
3384 (Object::do_add_symbols): Add the Layout argument.
3385 (Sized_relobj::do_add_symbols): Add the Layout argument.
3386 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3387 Unify the two versions.
3388 (Add_plugin_symbols): Remove.
3389 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3390 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3391 (Add_plugin_symbols): Remove.
3392 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3393 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3394 (Add_symbols::run): Make it work with Pulginobj.
3395
89dd1680
ILT		 33962009-02-06 Ian Lance Taylor <iant@google.com>
3397
3398 * object.cc (Sized_relobj::do_layout): Make info message start
3399 with lower case letter.
3400
266d0a74
ILT		 34012009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3402
602b464e
ILT		 3403 * binary.cc: Fix file comment.
3404
266d0a74
ILT		 3405 * options.h (enum Incremental_disposition): Define.
3406 (class General_options): Add new options: --incremental,
3407 --incremental_changed, --incremental_unchanged,
3408 --incremental_unknown. Add incremental_disposition_ and
3409 implicit_incremental_ fields.
3410 (General_options::incremental_disposition): New function.
3411 (class Position_dependent_options): Add incremental_disposition
3412 option.
3413 (Position_dependent_options::copy_from_options): Set incremental
3414 dispositions.
3415 * options.cc (General_options::parse_incremental_changed): New
3416 function.
3417 (General_options::parse_incremental_unchanged): New function.
3418 (General_options::parse_incremental_unknown): New function.
3419 (General_options::General_options): Initialize new fields
3420 incremental_disposition_ and implicit_incremental_.
3421 (General_options::finalize): Check for uasge of --incremental-*
3422 without --incremental.
3423
f073bbf7
CD		 34242009-02-06 Chris Demetriou <cgd@google.com>
3425
3426 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3427 pointer and to report location as the file name associated with
3428 the symbol.
3429 (gold_undefined_symbol_at_location): New function to replace the
3430 old gold_undefined_symbol functionality.
3431 * target-reloc.h (relocate_section): Update to use
3432 gold_undefined_symbol_at_location.
3433 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3434 Call gold_undefined_symbol function rather than gold_error.
3435 * errors.h (Errors::undefined_symbol): Take location as a
3436 string, rather than calculating it from a relocation.
3437 * errors.cc (Errors::fatal): Print "fatal error:" before the
3438 formatted message.
3439 (Errors::error, Errors::error_at_location): Print "error: "
3440 before the formatted message.
3441 (Errors::undefined_symbol): Take location as a string, rather
3442 than calculating it from a relocation.
3443 (gold_undefined_symbol_at_location): New function akin to
3444 old gold_undefined_symbol, calculates location from relocation.
3445 (gold_undefined_symbol): Change to take only a Symbol pointer
3446 and to report location as the file name associated with the symbol.
3447 * testsuite/debug_msg.sh: Update for changed error messages.
3448 * testsuite/undef_symbol.sh: Likewise.
3449
8e94a90c
ILT		 34502009-02-04 Duncan Sands <baldrick@free.fr>
3451
3452 PR 9812
3453 * reduced_debug_output.h
3454 (Output_reduced_debug_abbrev_section::failed): Use format for
3455 gold_warning.
3456 (Output_reduced_debug_info_section::faild): Likewise.
3457
88a0e15b
ILT		 34582009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3459
3460 * script.cc (Lazy_demangler): New class.
3461 (Version_script_info::get_symbol_version_helper): Demangle a
3462 symbol only once.
3463
5efc7cd2
CC		 34642009-01-29 Cary Coutant <ccoutant@google.com>
3465
3466 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3467 to __tls_get_addr.
3468 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3469
e0ebcf42
ILT		 34702009-01-28 Ian Lance Taylor <iant@google.com>
3471
5efc7cd2 3472 * version.cc (version_string): Bump to 1.9.
75fe7426 3473
e0ebcf42
ILT		 3474 * gold.h: Include <cstring> and <stdint.h>.
3475 * version.cc: Include <cstdio>.
3476 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3477 warning.
3478 * reduced_debug_output.cc (insert_into_vector): Rename from
3479 Insert_into_vector; change all callers. Use Swap_unaligned to
3480 avoid aliasing issue; remove union since it is unnecessary.
3481
8e2813be 34822009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 3483
3484 * Makefile.am (CCFILES): Add gc.cc.
3485 (HFILES): Add gc.h.
3486 * Makefile.in: Regenerate.
3487 * gold.cc (Gc_runner): New class.
3488 (queue_initial_tasks): Call garbage collection related tasks
3489 when corresponding options are invoked.
3490 (queue_middle_gc_tasks): New function.
3491 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3492 processed early before laying out sections during garbage collection.
3493 * gold.h (queue_middle_gc_tasks): New function.
3494 (is_prefix_of): Move from "layout.cc".
3495 * i386.cc (Target_i386::gc_process_relocs): New function.
3496 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3497 * main.cc (main): Create object of class "Garbage_collection".
3498 * object.cc (Relobj::copy_symbols_data): New function.
3499 (Relobj::is_section_name_included): New function.
3500 (Sized_relobj::do_layout): Allow this function to be called twice
3501 during garbage collection and defer layout of section during the
3502 first call.
3503 * object.h (Relobj::get_symbols_data): New function.
3504 (Relobj::is_section_name_included): New function.
3505 (Relobj::copy_symbols_data): New function.
3506 (Relobj::set_symbols_data): New function.
3507 (Relobj::get_relocs_data): New function.
3508 (Relobj::set_relocs_data): New function.
3509 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3510 (Relobj::gc_process_relocs): New function.
3511 (Relobj::do_gc_process_relocs): New pure virtual function.
3512 (Relobj::sd_): New data member.
3513 (Sized_relobj::is_output_section_offset_invalid): New function.
3514 (Sized_relobj::do_gc_process_relocs): New function.
3515 * options.h (General_options::gc_sections): Modify to not be a no-op.
3516 (General_options::print_gc_sections): New option.
3517 * plugin.cc (Plugin_finish::run): Remove function call to
3518 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3519 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3520 * reloc.cc (Read_relocs::run): Add task to process relocs and
3521 determine unreferenced sections when doing garbage collection.
3522 (Gc_process_relocs): New class.
3523 (Sized_relobj::do_gc_process_relocs): New function.
3524 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3525 sections that are garbage collected.
3526 * reloc.h (Gc_process_relocs): New class.
3527 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3528 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3529 symbols whose corresponding sections are garbage collected.
3530 (Symbol_table::Symbol_table): Add new parameter for the garbage
3531 collection object.
3532 (Symbol_table::gc_mark_undef_symbols): New function.
3533 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3534 (Symbol_table::gc_mark_dyn_syms): New function.
3535 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3536 as garbage.
3537 (Symbol_table::add_from_object): Likewise.
3538 (Symbol_table::add_from_relobj): When building shared objects, do not
3539 treat externally visible symbols as garbage.
3540 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3541 table information for static and relocatable links.
3542 * symtab.h (Symbol_table::set_gc): New function.
3543 (Symbol_table::gc): New function.
3544 (Symbol_table::gc_mark_undef_symbols): New function.
3545 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3546 (Symbol_table::gc_mark_dyn_syms): New function.
3547 (Symbol_table::gc_): New data member.
3548 * target.h (Sized_target::gc_process_relocs): New pure virtual
3549 function.
3550 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3551 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3552
3b293544
CF		 35532009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3554
3555 * options.h (General_options::gc_sections): Define as a no-op for now.
3556 (General_options::no_keep_memory): Ditto.
3557 (General_options::Bshareable): Define.
3558 * options.cc (General_options::finalize): Honor -Bshareable.
3559
83d22aa8
AS		 35602009-01-20 Andreas Schwab <schwab@suse.de>
3561
3562 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3563 read the value in the contents, since we don't use it. Use the
3564 template endianness when writing.
3565 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3566
cd536b21
AS		 35672009-01-19 Andreas Schwab <schwab@suse.de>
3568
3569 * configure.tgt (powerpc64-*): Fix targ_obj.
3570
99e9a495
ILT		 35712009-01-15 Ian Lance Taylor <iant@google.com>
3572
3573 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3574 local symbols when stripping all symbols.
3575
bbbfea06
CC		 35762009-01-14 Cary Coutant <ccoutant@google.com>
3577
99e9a495 3578 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 3579
0f7c0701
CC		 35802009-01-14 Cary Coutant <ccoutant@google.com>
3581
3582 * archive.cc (Archive::get_elf_object_for_member): Remove call
3583 to File_read::claim_for_plugin.
3584 * descriptors.cc (Descriptors::open): Remove reference to
3585 is_claimed.
3586 (Descriptors::claim_for_plugin): Remove.
3587 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3588 (Descriptors::is_claimed): Remove.
3589 (claim_descriptor_for_plugin): Remove.
3590 * fileread.cc (File_read::claim_for_plugin): Remove.
3591 * fileread.h (File_read::claim_for_plugin): Remove.
3592 (File_read::descriptor): Reopen descriptor if necessary.
3593 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3594 (Plugin_manager::all_symbols_read): Add task parameter. Change
3595 all callers.
3596 (Plugin_manager::get_input_file): New function.
3597 (Plugin_manager::release_input_file): New function.
3598 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3599 corresponding data member.
3600 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3601 and pass to base constructor. Change all callers.
3602 (get_input_file, release_input_file): New functions.
3603 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3604 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3605 (Plugin_manager::all_symbols_read): Add task parameter.
3606 (Plugin_manager::get_input_file): New function.
3607 (Plugin_manager::release_input_file): New function.
3608 (Plugin_manager::task_): New data member.
3609 (Pluginobj::Pluginobj): Add filesize parameter.
3610 (Pluginobj::filename): New function.
3611 (Pluginobj::descriptor): New function.
3612 (Pluginobj::filesize): New function.
3613 (Pluginobj::filesize_): New data member.
3614 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3615 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3616 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3617
3618 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3619 with archive libraries.
3620 * testsuite/Makefile.in: Regenerate.
3621 * testsuite/plugin_test.c (struct sym_info): New type.
3622 (get_input_file, release_input_file): New static variables.
3623 (onload): Capture new transfer vector entries.
3624 (claim_file_hook): Stop reading at end of file according to filesize.
3625 Factor out parsing of readelf output into separate function.
3626 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3627 APIs and get the source file name from the symbol table. Convert
3628 source file name to corresponding object file name. Print info
3629 message when adding new input files.
3630 (parse_readelf_line): New function.
3631 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3632 * testsuite/plugin_test_2.sh: Likewise.
3633 * testsuite/plugin_test_3.sh: Likewise.
3634 * testsuite/plugin_test_4.sh: New test case.
3635
62a6d109
ILT		 36362009-01-07 Ian Lance Taylor <iant@google.com>
3637
3638 * version.cc (version_string): Bump to 1.8.
3639
483620e8
CC		 36402008-12-23 Cary Coutant <ccoutant@google.com>
3641
3642 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3643 * plugin.cc (Plugin_manager::finish): Rename as
3644 layout_deferred_objects. Move cleanup to separate function.
3645 (Plugin_manager::cleanup): New function.
3646 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3647 separately.
3648 * plugin.h (Plugin_manager::finish): Rename as
3649 layout_deferred_objects.
3650 (Plugin_manager::cleanup): New function.
3651 (Plugin_manager::cleanup_done): New field.
3652
d66a9eb3
CC		 36532008-12-23 Cary Coutant <ccoutant@google.com>
3654
3655 * plugin.cc (is_visible_from_outside): New function.
3656 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3657 so we don't return "IR only" status for exported symbols or -r links.
3658
3659 * testsuite/Makefile.am (plugin_test_3): New test case.
3660 * testsuite/Makefile.in: Regenerate.
3661 * testsuite/plugin_test_3.sh: New file.
3662
5995b570
CC		 36632008-12-22 Cary Coutant <ccoutant@google.com>
3664
3665 * object.cc (Sized_relobj::layout_section): New function.
3666 (Sized_relobj::do_layout): Defer layout of input sections until after
3667 plugin has provided replacement files.
3668 (Sized_relobj::do_layout_deferred_sections): New function.
3669 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3670 (Relobj::layout_deferred_sections): New function.
3671 (Relobj::do_layout_deferred_sections): New function.
3672 (Sized_relobj::do_layout_deferred_sections): New function.
3673 (Sized_relobj::layout_section): New function.
3674 (Sized_relobj::Deferred_layout): New structure.
3675 (Sized_relobj::deferred_layout_): New field.
3676 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3677 Change all callers. Layout deferred sections.
3678 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3679 references.
3680 (Plugin_hook::run): Move code from do_plugin_hook inline.
3681 (Plugin_hook::do_plugin_hook): Remove.
3682 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3683 (Plugin_manager::finish): Renamed, was cleanup.
3684 (Plugin_manager::should_defer_layout): New function.
3685 (Plugin_manager::add_deferred_layout_object): New function.
3686 (Plugin_manager::Deferred_layout_list): New type.
3687 (Plugin_manager::deferred_layout_objects_): New field.
3688 (Plugin_hook::do_plugin_hook): Remove.
3689
ee769c88
ILT		 36902008-12-17 Ian Lance Taylor <iant@google.com>
3691
3692 * options.h (class General_options): Add --no case for
3693 --export-dynamic.
3694
abc8dcba
CC		 36952008-12-16 Cary Coutant <ccoutant@google.com>
3696
3697 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3698 vector.
3699 (Plugin_manager::claim_file): Create plugin object even if
3700 plugin did not call the add_symbols callback.
3701 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3702 asking for more symbols than were added.
3703 * testsuite/Makefile.am (plugin_test_1): Add test case with
3704 no global symbols.
3705 (empty.syms): New target.
3706 * testsuite/Makefile.in: Regenerate.
3707 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3708 message. Don't call add_symbols if no globals.
3709 (all_symbols_read_hook): Don't provide replacement for empty
3710 claimed file.
3711
b0074644
ILT		 37122008-12-12 Ian Lance Taylor <iant@google.com>
3713
68943102
ILT		 3714 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3715 r_type == 0 for a local symbol with r_sym == 0.
3716 (scan_relocatable_relocs): Pass r_sym to
3717 local_non_section_strategy.
3718 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3719 r_sym parameter.
3720
b0074644
ILT		 3721 * configure.ac: Update test for TLS descriptors: they are
3722 supported as of glibc 2.9.
3723 * configure: Rebuild.
3724
c2508178
ILT		 37252008-12-11 Ian Lance Taylor <iant@google.com>
3726
3727 PR 7091
3728 * target-reloc.h (Default_scan_relocatable_relocs): For each
3729 function, map r_type == 0 to RELOC_DISCARD.
3730
2756a258
CC		 37312008-12-10 Cary Coutant <ccoutant@google.com>
3732
3733 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3734 object to override a kept COMDAT group from a plugin object.
3735
bb6f53d3
ILT		 37362008-12-09 Ian Lance Taylor <iant@google.com>
3737
fbc558e1
ILT		 3738 PR 7088
3739 * yyscript.y (file_cmd): Handle INPUT.
3740
bb6f53d3
ILT		 3741 * testsuite/initpri1.c: Change all declarations to be full
3742 prototypes by adding void, to avoid compiler warnings.
3743
4674ecfc
CC		 37442008-12-05 Rafael Avila de Espindola <espindola@google.com>
3745
3746 * options.cc (General_options::parse_plugin_opt): New.
3747 (General_options::add_plugin): The argument now is just the filename.
3748 (General_options::add_plugin_option): New.
3749 * options.h (plugin_opt): New.
3750 (add_plugin): Change argument name.
3751 (add_plugin_option): New.
3752 * plugin.cc (Plugin::load): Don't parse the plugin option.
3753 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3754 (Plugin::add_option): New.
3755 (Plugin::args_): Change type.
3756 (Plugin::filename_): New.
3757 (Plugin_manager::add_plugin_option): New.
3758 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3759 * testsuite/Makefile.in: Regenerate.
3760
fd06b4aa
CC		 37612008-12-05 Cary Coutant <ccoutant@google.com>
3762
3763 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3764 Handle --strip-lto-sections option.
3765 * options.h (strip_lto_sections): New option.
3766
6c52134c
CC		 37672008-12-01 Cary Coutant <ccoutant@google.com>
3768
3769 * plugin.cc (ld_plugin_message): Change format parameter to const.
3770 Fix mismatch between new[] and delete.
3771
a45248e0
CC		 37722008-11-14 Cary Coutant <ccoutant@google.com>
3773
3774 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3775 instead of -1U.
3776
c82fbeee
CS		 37772008-11-05 Craig Silverstein <csilvers@google.com>
3778
3779 * options.cc (General_options::parse_dynamic_list): New function.
3780 * options.h (General_options): New flags dynamic_list,
3781 dynamic_list_data, dynamic_list_cpp_new, and
3782 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3783 (General_options::in_dynamic_list): New function.
3784 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3785 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3786 (Lex::can_continue_name): Likewise.
3787 (yylex): Likewise.
3788 (read_script_file): New parameter script_options.
3789 (read_dynamic_list): New function.
3790 (Script_options::define_dynamic_list): New function.
3791 (dynamic_list_keyword_parsecodes): New variable.
3792 (dynamic_list_keywords): New variable.
3793 * script.h (Script_options::define_dynamic_list): New function
3794 prototype.
3795 (read_dynamic_list): New function prototype.
3796 * symtab.cc (strprefix): New macro.
3797 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3798 dynamic_list_data, dynamic_list_cpp_new, and
3799 dynamic_list_cpp_typeinfo.
3800 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3801 (dynamic_list_expr): New rule.
3802 (dynamic_list_nodes): Likewise.
3803 (dynamic_list_node): Likewise.
3804 * testsuite/Makefile.am (dynamic_list): New test.
3805 * testsuite/Makefile.in: Regenerated.
3806 * testsuite/dynamic_list.t: New file.
3807 * testsuite/dynamic_list.sh: New file.
3808
e0bb29a5
CS		 38092008-11-05 Craig Silverstein <csilvers@google.com>
3810
3811 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3812 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3813 (t11_last): Likewise.
3814 * testsuite/ver_test_6.c (main): Likewise.
3815
4e1e25e0
CC		 38162008-10-07 Cary Coutant <ccoutant@google.com>
3817
3818 * options.c (General_options::finalize): Add check for -static and
3819 -shared.
3820 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3821 is not empty.
3822
92f03fcb
CC		 38232008-10-02 Cary Coutant <ccoutant@google.com>
3824
3825 * plugin.cc (make_sized_plugin_object): Fix conditional
3826 compilation to work when not all targets are enabled.
3827
fbd8a257
CC		 38282008-09-29 Cary Coutant <ccoutant@google.com>
3829
3830 * archive.cc (Archive::get_file_and_offset): Use filename instead
3831 of name to get library path.
3832 (Archive::include_member): Unlock external member of a thin archive.
3833
3834 * testsuite/Makefile.am (TEST_AR): New variable.
3835 (thin_archive_test_1): New test.
3836 (thin_archive_test_2): New test.
81636b3f
CC		 3837 * testsuite/Makefile.in: Regenerate.
3838 * testsuite/thin_archive_main.cc: New file.
3839 * testsuite/thin_archive_test_1.cc: New file.
3840 * testsuite/thin_archive_test_2.cc: New file.
3841 * testsuite/thin_archive_test_3.cc: New file.
3842 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 3843
eff45813
CC		 38442008-09-29 Cary Coutant <ccoutant@google.com>
3845
3846 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3847 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3848 instead of -1U.
3849 (Sized_relobj::do_finalize_local_symbols): Likewise.
3850 (Sized_relobj::map_to_kept_section): Likewise.
3851 * object.h (Sized_relobj::invalid_address): New constant.
3852 (Sized_relobj::do_output_section_offset): Check for invalid_address
3853 and return -1ULL.
3854 * output.cc (Output_reloc::local_section_offset): Use constant
3855 invalid_address instead of -1U.
3856 (Output_reloc::get_address): Likewise.
3857 (Output_section::output_address): Change -1U to -1ULL.
3858 * output.h (Output_reloc::invalid_address): New constant.
3859 * reloc.cc (Sized_relobj::write_sections): Use constant
3860 invalid_address instead of -1U.
3861 (Sized_relobj::relocate_sections): Likewise.
3862 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3863 values for merge sections.
3864 * target-reloc.h (relocate_for_relocatable): Use constant
3865 invalid_address instead of -1U.
3866
89fc3421
CC		 38672008-09-19 Cary Coutant <ccoutant@google.com>
3868
3869 Add plugin functionality for link-time optimization (LTO).
3870 * configure.ac (plugins): Add --enable-plugins option.
3871 * configure: Regenerate.
3872 * config.in: Regenerate.
3873 * Makefile.am (LIBDL): New variable.
3874 (CCFILES): Add plugin.cc.
3875 (HFILES): Add plugin.h.
3876 (ldadd_var): Add LIBDL.
3877 * Makefile.in: Regenerate.
3878
3879 * archive.cc: Include "plugin.h".
3880 (Archive::setup): Don't preread archive symbols when using a plugin.
3881 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3882 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3883 files.
3884 (Archive::include_member): Add symbols from plugin objects.
3885 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3886 * descriptors.cc (Descriptors::open): Check for file descriptors
3887 abandoned by plugins.
3888 (Descriptors::claim_for_plugin): New function.
3889 * descriptors.h (Descriptors::claim_for_plugin): New function.
3890 (Open_descriptor::is_claimed): New field.
3891 (claim_descriptor_for_plugin): New function.
3892 * fileread.cc (File_read::claim_for_plugin): New function.
3893 * fileread.h (File_read::claim_for_plugin): New function.
3894 (File_read::descriptor): New function.
3895 * gold.cc: Include "plugin.h".
3896 (queue_initial_tasks): Add task to call plugin hooks for generating
3897 new object files.
3898 * main.cc: Include "plugin.h".
3899 (main): Load plugin libraries.
3900 * object.h (Pluginobj): Declare.
3901 (Object::pluginobj): New function.
3902 (Object::do_pluginobj): New function.
3903 (Object::set_target): New function.
3904 * options.cc: Include "plugin.h".
3905 (General_options::parse_plugin): New function.
3906 (General_options::General_options): Initialize plugins_ field.
3907 (General_options::add_plugin): New function.
3908 * options.h (Plugin_manager): Declare.
3909 (General_options): Add --plugin option.
3910 (General_options::has_plugins): New function.
3911 (General_options::plugins): New function.
3912 (General_options::add_plugin): New function.
3913 (General_options::plugins_): New field.
3914 * plugin.cc: New file.
3915 * plugin.h: New file.
3916 * readsyms.cc: Include "plugin.h".
3917 (Read_symbols::do_read_symbols): Check for archive before checking
3918 for ELF file. Call plugin hooks to claim files.
3919 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3920 from a real object file; force override when processing replacement
3921 files.
3922 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3923 (Symbol::init_base_object): Likewise.
3924 (Symbol::init_base_output_data): Likewise.
3925 (Symbol::init_base_output_segment): Likewise.
3926 (Symbol::init_base_constant): Likewise.
3927 (Symbol::init_base_undefined): Likewise.
3928 (Symbol::output_section): Assert that object is not a plugin.
3929 (Symbol_table::add_from_pluginobj): New function.
3930 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3931 undefined.
3932 (Symbol_table::sized_write_globals): Likewise.
3933 (Symbol_table::add_from_pluginobj): Instantiate template.
3934 * symtab.h (Sized_pluginobj): Declare.
3935 (Symbol::in_real_elf): New function.
3936 (Symbol::set_in_real_elf): New function.
3937 (Symbol::in_real_elf_): New field.
3938 (Symbol_table::add_from_pluginobj): New function.
3939
3940 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3941 (LIBDL): New variable.
3942 (LDADD): Add LIBDL.
3943 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3944 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3945 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3946 (MOSTLYCLEANFILES): Likewise.
3947 * testsuite/Makefile.in: Regenerate.
3948 * testsuite/plugin_test.c: New file.
3949 * testsuite/plugin_test_1.sh: New file.
3950 * testsuite/plugin_test_2.sh: New file.
3951
de31bda5
ILT		 39522008-09-16 Ian Lance Taylor <iant@google.com>
3953
9c2d0ef9
ILT		 3954 * target-reloc.h (relocate_section): Check whether a symbol is
3955 defined by the ABI before reporting an undefined symbol error.
3956 * target.h (Target::is_defined_by_abi): Make parameter const.
3957 (Target::do_is_defined_by_abi): Likewise.
3958 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3959 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3960 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3961 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3962 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3963 * testsuite/Makefile.in: Rebuild.
3964
de31bda5
ILT		 3965 * fileread.cc (make_view): Add casts to avoid warning.
3966
9fa33bee
AO		 39672008-09-16 Alexandre Oliva <aoliva@redhat.com>
3968
3969 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3970 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3971
183fd0e3
AO		 39722008-09-16 Alexandre Oliva <aoliva@redhat.com>
3973
3974 * options.h (General_options::output_is_executable): New.
3975 (General_options::output_is_pie): New.
3976 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3977 for shared libraries.
3978 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3979
7be8330a
CD		 39802008-09-11 Chris Demetriou <cgd@google.com>
3981
3982 * options.h (origin): New -z option.
3983 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3984 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3985 in DT_FLAGS_1.
3986
a9caad02
CC		 39872008-09-05 Cary Coutant <ccoutant@google.com>
3988
3989 * fileread.cc (File_read::make_view): Add check for attempt to map
3990 beyond end of file.
3991
ae6dce4d
CC		 39922008-09-05 Cary Coutant <ccoutant@google.com>
3993
3994 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3995 explicit instantiations.
3996
d7ab2a47
KVH		 39972008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3998
3999 PR gold/6858
4000 * options.cc (General_options::finalize): Allow undefined symbols
4001 in shlibs if linking -shared.
4002
4003 PR gold/6859
4004 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4005 symbols as not needing a dynsym entry.
4006
1e52a9c1
CS		 40072008-08-20 Craig Silverstein <csilvers@google.com>
4008
4009 * fileread.cc (File_read::open): Do not lock the file unless it
4010 was successfully opened.
4011
d85c80a3
CC		 40122008-08-14 Cary Coutant <ccoutant@google.com>
4013
4014 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4015 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4016 * testsuite/tls_test.cc (struct int128): 128-bit struct
4017 for testing TLS relocs with non-zero addend.
4018 (v12): New TLS variable.
4019 (t12): New test.
4020 (t_last): Add check for v12.
4021 * testsuite/tls_test.h (t12): New function.
4022 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4023
2d924fd9
ILT		 40242008-08-13 Ian Lance Taylor <iant@google.com>
4025
4026 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4027 set tls_segment_ or relro_segment_.
4028 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4029 when appropriate.
4030 * output.h (Output_section::clear_is_relro): New function.
4031 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4032 sections specially even when output_data_ is empty.
4033 (Output_segment::maximum_alignment): When first section is relro,
4034 only force alignment for PT_LOAD segments.
4035 * script.cc (script_data_segment_align): New function.
4036 (script_data_segment_relro_end): New function.
4037 * script-c.h (script_data_segment_align): Declare.
4038 (script_data_segment_relro_end): Declare.
4039 * script-sections.h (class Script_sections): Declare
4040 data_segment_align and data_segment_relro_end. Add fields
4041 segment_align_index_ and saw_relro_end_.
4042 * script-sections.cc (class Sections_element): Add set_is_relro
4043 virtual function. Add new bool* parameter to place_orphan_here.
4044 Add get_output_section virtual function.
4045 (class Output_section_definition): Add set_is_relro. Add new
4046 bool* parameter to place_orphan_here. Add get_output_section.
4047 Add is_relro_ field.
4048 (Output_section_definition::Output_section_definition): Initialize
4049 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4050 and is_relro_ fields.
4051 (Output_section_definition::place_orphan_here): Add is_relro
4052 parameter.
4053 (Output_section_definition::set_section_addresses): Set relro for
4054 output section.
4055 (Output_section_definition::alternate_constraint): Likewise.
4056 (class Orphan_output_section): Add new bool* parameter to
4057 place_orphan_here. Add get_output_section.
4058 (Orphan_output_section::place_orphan_here): Add is_relro
4059 parameter.
4060 (Script_sections::Script_sections): Initialize
4061 data_segment_align_index_ and saw_relro_end_.
4062 (Script_sections::data_segment_align): New function.
4063 (Script_sections::data_segment_relro_end): New function.
4064 (Script_sections::place_orphan): Set or clear is_relro.
4065 (Script_sections::set_section_addresses): Force alignment of first
4066 TLS section.
4067 * yyscript.y (exp): Call script_data_segment_align and
4068 script_data_segment_relro_end.
4069 * testsuite/relro_script_test.t: New file.
4070 * testsuite/relro_test.cc (using_script): Declare.
4071 (t1, t2): Test using_script.
4072 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4073 (relro_script_test_SOURCES): Define.
4074 (relro_script_test_DEPENDENCIES): Define.
4075 (relro_script_test_LDFLAGS): Define.
4076 (relro_script_test_LDADD): Define.
4077 (relro_script_test.so): New target.
4078 * testsuite/Makefile.in: Rebuild.
4079
f827c9a9
CC		 40802008-08-06 Cary Coutant <ccoutant@google.com>
4081
4082 * archive.cc (Archive::total_archives, Archive::total_members)
4083 (Archive::total_members_loaded): New variables.
4084 (Archive::setup): Add parameter. Add option to preread
4085 archive symbols.
4086 (Archive::read_armap): Add counter.
4087 (Archive::get_file_and_offset): New function.
4088 (Archive::get_elf_object_for_member): New function.
4089 (Archive::read_all_symbols): New function.
4090 (Archive::read_symbols): New function.
4091 (Archive::add_symbols): Add counters.
4092 (Archive::include_all_members): Use armap to find members if it's
4093 already built.
4094 (Archive::include_member): Skip reading symbols if already read.
4095 Factored code into Archive::get_file_and_offset and
4096 Archive::get_elf_object_for_member. Changed call to
4097 Mapfile::report_include_archive_member.
4098 (Archive::print_stats): New function.
4099 * archive.h: Declare Object and Read_symbols_data classes.
4100 (Archive::Archive): Add initializers for new members.
4101 (Archive::setup): Add parameter.
4102 (Archive::print_stats): New function.
4103 (Archive::total_archives, Archive::total_members)
4104 (Archive::total_members_loaded): New variables.
4105 (Archive::get_file_and_offset): New function.
4106 (Archive::get_elf_object_for_member): New function.
4107 (Archive::read_all_symbols): New function.
4108 (Archive::read_symbols): New function.
4109 (Archive::Archive_member): New class.
4110 (Archive::members_): New member.
4111 (Archive::num_members_): New member.
4112 * main.cc: Include archive.h.
4113 (main): Call Archive::print_stats.
4114 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4115 archive parameter; member_name is now the fully-decorated name.
4116 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4117 * options.h: (General_options): Add --preread-archive-symbols option.
4118 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4119 Archive::setup.
4120
de4c45bd
ILT		 41212008-08-04 Ian Lance Taylor <iant@google.com>
4122
4123 * symtab.h (Symbol::use_plt_offset): New function.
4124 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4125 * powerpc.cc (Relocate::relocate): Likewise.
4126 * sparc.cc (Relocate::relocate): Likewise.
4127 * x86_64.cc (Relocate::relocate): Likewise.
4128 * testsuite/weak_plt.sh: New test.
4129 * testsuite/weak_plt_main.cc: New test.
4130 * testsuite/weak_plt_shared.cc: New test.
4131 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4132 (check_PROGRAMS): Add weak_plt.
4133 (check_DATA): Add weak_plt_shared.so.
4134 (weak_plt_main_pic.o, weak_plt): New targets.
4135 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4136 * testsuite/Makefile.in: Rebuild.
4137
4138 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4139 gcctestdir/ld.
4140 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4141 * testsuite/Makefile.in: Rebuild.
4142
323ee3f4
AM		 41432008-08-04 Alan Modra <amodra@bigpond.net.au>
4144
4145 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4146 * Makefile.in: Regenerate.
4147 * po/POTFILES.in: Regenerate.
4148
7c07ecec
ILT		 41492008-07-29 Ian Lance Taylor <iant@google.com>
4150
4151 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4152 symbols before other symbols.
4153 * testsuite/script_test_2.cc (test_addr): Declare.
4154 (test_addr_alias): Declare.
4155 (main): Check that test_addr and test_addr_alias have the right
cd536b21 4156 values.
7c07ecec
ILT		 4157 * testsuite/script_test_2.t: Define test_addr_alias and
4158 test_addr.
4159
5778530e
ILT		 41602008-07-24 Ian Lance Taylor <iant@google.com>
4161
2a00e4fb
ILT		 4162 PR 5990
4163 * descriptors.cc: New file.
4164 * descriptors.h: New file.
4165 * gold-threads.h (class Hold_optional_lock): New class.
4166 * fileread.cc: Include "descriptors.h".
4167 (File_read::~File_read): Release descriptor rather than closing
4168 it.
4169 (File_read::open) [file]: Call open_descriptor rather than open.
4170 Set is_descriptor_opened_.
4171 (File_read::open) [memory]: Assert that descriptor is not open.
4172 (File_read::reopen_descriptor): New function.
4173 (File_read::release): Release descriptor.
4174 (File_read::do_read): Make non-const. Reopen descriptor.
4175 (File_read::read): Make non-const.
4176 (File_read::make_view): Reopen descriptor.
4177 (File_read::do_readv): Likewise.
4178 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4179 Update declarations.
4180 * layout.cc: Include "descriptors.h".
4181 (Layout::create_build_id): Use open_descriptor rather than open.
4182 * output.cc: Include "descriptors.h".
4183 (Output_file::open): Use open_descriptor rather than open.
4184 * archive.cc (Archive::const_iterator): Change Archive to be
4185 non-const.
4186 (Archive::begin, Archive::end): Make non-const.
4187 (Archive::count_members): Likewise.
4188 * archive.h (class Archive): Update declarations.
4189 * object.h (Object::read): Make non-const.
4190 * Makefile.am (CCFILES): Add descriptors.cc.
4191 (HFILES): Add descriptors.h.
4192 * Makefile.in: Rebuild.
4193
801647d1
ILT		 4194 PR 6716
4195 * gold.h: Always include <clocale>. Add Solaris workarounds
4196 following code in binutils/sysdep.h.
4197
5edd166e
ILT		 4198 PR 6048
4199 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4200 this->eh_frame_hdr_ is NULL before using it.
4201
c89ad728
ILT		 4202 * dynobj.cc (Versions::Versions): Update comment.
4203
aa86f06b
ILT		 4204 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4205 the base version name.
4206
5778530e
ILT		 4207 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4208 array size plus one.
4209 (Stringpool_template::set_string_offsets): Subtract one from key
4210 before using it as an array index.
4211 (Stringpool_template::get_offset_with_length): Likewise.
4212 (Stringpool_template::write_to_buffer): Likewise.
4213 * stringpool.h (Stringpool_template::get_offset_from_key):
4214 Likewise.
4215
057ead22
ILT		 42162008-07-23 Ian Lance Taylor <iant@google.com>
4217
7f649c59
ILT		 4218 PR 6658
4219 * object.h (Merged_symbol_value::value): Do our best to handle a
4220 negative addend.
4221
057ead22
ILT		 4222 PR 6647
4223 * script.cc (Version_script_info::get_versions): Don't add empty
4224 version tag to return value.
4225 (Version_script_info::get_symbol_version_helper): Change return
4226 type to bool. Add pversion parameter. Change all callers.
4227 (script_register_vers_node): Don't require a non-NULL tag.
4228 * script.h (class Version_script_info): Update declarations.
4229 (Version_script_info::get_symbol_version): Change return type to
4230 bool. Add version parameter. Change all callers.
4231 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4232 handling. Handle an empty version from a version script.
4233 (Symbol_table::define_special_symbol): Likewise.
4234 * testsuite/ver_test_10.script: New file.
4235 * testsuite/ver_test_10.sh: New file.
4236 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4237 (check_DATA): Add ver_test_10.syms.
4238 (ver_test_10.syms, ver_test_10.so): New target.
4239 * testsuite/Makefile.in: Rebuild.
4240
58e54ac2
CD		 42412008-07-23 Simon Baldwin <simonb@google.com>
4242
4243 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4244 to zero for undefined symbols from dynamic libraries.
4245
95d14cd3
ILT		 42462008-07-23 Ian Lance Taylor <iant@google.com>
4247
4248 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4249 Change all callers.
4250 * symtab.h (class Symbol_table): Update declaration.
4251 * testsuite/ver_test_9.cc: New file.
4252 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4253 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4254 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4255 (ver_test_9.so, ver_test_9.o): New targets.
4256 * testsuite/Makefile.in: Rebuild.
4257
92de84a6
ILT		 42582008-07-22 Ian Lance Taylor <iant@google.com>
4259
34810851
ILT		 4260 * options.h (class General_options): Define --check-sections.
4261 * layout.cc (Layout::set_segment_offsets): Handle
4262 --check-sections.
4263
af6156ef
ILT		 4264 * options.h (class General_options): Define -n/--nmagic and
4265 -N/--omagic.
4266 * options.cc (General_options::finalize): For -n/--nmagic or
4267 -N/--omagic, set -static.
4268 * layout.cc (Layout::attach_allocated_section_to_segment): If
4269 -N/--omagic, don't put read-only and read-write sections in
4270 different segments.
4271 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4272 finding a read-only segment.
4273 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4274 don't set the minimum segment alignment to the common page size,
4275 and don't set the file offset to the address modulo the page size.
4276 * script-sections.cc (Script_sections::create_segments): If
4277 -n/--omagic, don't put read-only and read-write sections in
4278 different segments.
4279
92de84a6
ILT		 4280 * cref.cc: New file.
4281 * cref.h: New file.
4282 * options.h (class General_options): Add --print-symbol-counts.
4283 * main.cc (main): Issue defined symbol report if requested.
4284 * archive.cc (Archive::interpret_header): Make into a const member
4285 function.
4286 (Archive::add_symbols): Call Input_objects::archive_start and
4287 archive_stop.
4288 (Archive::const_iterator): Define new class.
4289 (Archive::begin, Archive::end): New functions.
4290 (Archive::include_all_members): Rewrite to use iterator.
4291 (Archive::count_members): New function.
4292 * archive.h (class Archive): Update declarations.
4293 (Archive::filename): New function.
4294 * object.cc: Include "cref.h".
4295 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4296 (Sized_relobj::do_get_global_symbol_counts): New function.
4297 (Input_objects::add_object): Add object to cross-referencer.
4298 (Input_objects::archive_start): New function.
4299 (Input_objects::archive_stop): New function.
4300 (Input_objects::print_symbol_counts): New function.
4301 * object.h: Declare Cref and Archive.
4302 (Object::get_global_symbol_counts): New function.
4303 (Object::do_get_global_symbol_counts): New pure virtual function.
4304 (class Sized_relobj): Add defined_count_ field. Update
4305 declarations.
4306 (class Input_objects): Add cref_ field. Update constructor.
4307 Update declarations.
4308 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4309 defined_count_.
4310 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4311 symbol counts.
4312 (Sized_dynobj::do_get_global_symbol_counts): New function.
4313 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4314 defined_count_. Update declarations. Define Symbols typedef.
4315 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4316 parameter. Change all callers.
4317 (Symbol_table::add_from_dynobj): Add sympointers and defined
4318 parameters. Change all callers.
4319 * symtab.h (class Symbol_table): Update declarations.
4320 * Makefile.am (CCFILES): Add cref.cc.
4321 (HFILES): Add cref.h.
4322 * Makefile.in: Rebuild.
4323
3f7c5e1d
CD		 43242008-07-22 Simon Baldwin <simonb@google.com>
4325
4326 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4327 to zero when writing undefined symbols.
4328
e0b64032
ILT		 43292008-07-22 Ian Lance Taylor <iant@google.com>
4330
4331 * output.cc (Output_section::add_input_section): Don't try to
4332 merge empty merge sections.
4333
096b02cf
CS		 43342008-07-21 Craig Silverstein <csilvers@google.com>
4335
4336 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4337 Include symbol version in error message.
cd536b21 4338
1d1f116d
CD		 43392008-07-20 Chris Demetriou <cgd@google.com>
4340
cd536b21 4341 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 4342 (RANDOM_SEED_CFLAGS): New substituted variable.
4343 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4344 * configure: Rebuild.
4345 * Makefile.in: Likewise.
4346 * testsuite/Makefile.in: Likewise.
4347
a18f591e
ILT		 43482008-07-18 Ian Lance Taylor <iant@google.com>
4349
4350 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4351 where we see NAME/NULL and NAME/VERSION as separate symbols.
4352 * testsuite/ver_test_main.cc (main): Call t4.
4353 (t4, t4_2a): Define.
4354 * testsuite/ver_test_2.cc (t4_2): Define.
4355 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4356 * testsuite/ver_test_4.cc (t4_2a): Define.
4357 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4358 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4359
c6e3f6ed
ILT		 43602008-07-17 Ian Lance Taylor <iant@google.com>
4361
4362 * dynobj.cc (Versions::add_def): If we give an error about a
4363 missing version, go ahead and create the version anyhow.
4364
ef9beddf
ILT		 43652008-07-10 Ian Lance Taylor <iant@google.com>
4366
4367 Handle output sections with more than 0x7fffffff bytes.
4368 * object.h (class Relobj): Change map_to_output_ to
4369 output_sections_, and just keep a section pointer. Change all
4370 uses. Move comdat group support to Sized_relobj.
4371 (Relobj::is_section_specially_mapped): Remove.
4372 (Relobj::output_section): Remove poff parameter. Change all
4373 callers.
4374 (Relobj::output_section_offset): New function.
4375 (Relobj::set_section_offset): Rewrite.
4376 (Relobj::map_to_output): Remove.
4377 (Relobj::output_sections): New function.
4378 (Relobj::do_output_section_offset): New pure virtual function.
4379 (Relobj::do_set_section_offset): Likewise.
4380 (class Sized_relobj): Add section_offsets_ field. Add comdat
4381 group support from Relobj. Update declarations.
4382 (Sized_relobj::get_output_section_offset): New function.
4383 (Sized_relobj::do_output_section_offset): New function.
4384 (Sized_relobj::do_set_section_offset): New function.
4385 * object.cc (Relobj::output_section_address): Remove.
4386 (Sized_relobj::Sized_relobj): Initialize new fields.
4387 (Sized_relobj::include_section_group): Cast find_kept_object to
4388 Sized_relobj.
4389 (Sized_relobj::include_linkonce_section): Likewise.
4390 (Sized_relobj::do_layout): Use separate arrays for output section
4391 and output offset.
4392 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4393 output_sections.
4394 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4395 output_sections and section_offsets.
4396 (Sized_relobj::write_local_symbols): Likewise.
4397 (map_to_kept_section): Compute output address directly.
4398 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4399 output_sections and section_offsets.
4400 (Sized_relobj::write_sections): Likewise.
4401 (Sized_relobj::relocate_sections): Likewise.
4402 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4403 * output.h (class Output_reloc): Update declarations. Change
4404 u2_.relobj to Sized_relobj*.
4405 (class Output_data_reloc): Change add functions to use
4406 Sized_relobj*.
4407 * output.cc (Output_reloc::Output_reloc): Change relobj to
4408 Sized_relobj*.
4409 (Output_reloc::local_section_offset): Change return type to
4410 Elf_Addr. Use get_output_section_offset.
4411 (Output_reloc::get_address): Likewise.
4412 (Output_section::is_input_address_mapped): Don't call
4413 is_section_specially_mapped.
4414 (Output_section::output_offset): Likewise.
4415 (Output_section::output_address): Likewise.
4416 (Output_section::starting_output_address): Likewise.
4417 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4418 parameter to Sized_relobj*.
4419 (Copy_relocs::need_copy_reloc): Likewise.
4420 (Copy_relocs::save): Likewise.
4421 * copy-relocs.h (class Copy_relocs): Update declarations.
4422 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4423 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4424 * target-reloc.h (relocate_for_relocatable): Change
4425 offset_in_output_section type to Elf_Addr. Change code that uses
4426 it as well.
4427 * layout.cc (Layout::layout): Always set *off.
4428 * mapfile.cc (Mapfile::print_input_section): Use
4429 output_section_offset.
4430 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4431 Sized_relobj*.
4432 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4433 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4434 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4435
5cb66f97
ILT		 44362008-07-03 Ian Lance Taylor <iant@google.com>
4437
4438 * layout.cc (Layout::include_section): Do not discard unrecognized
4439 SHT_STRTAB sections.
4440
afe47622
CS		 44412008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4442
4443 * script.cc (Lex::can_continue_name): Make '?' allowable in
4444 version-script names.
4445 * testsuite/version_script.map: Change glob pattern to use '?'
4446
5adf9721
ILT		 44472008-06-30 Manish Singh <yosh@gimp.org>
4448
4449 PR 6585
4450 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4451 Correct typo.
4452
e6fde208
ILT		 44532008-06-30 Ian Lance Taylor <iant@google.com>
4454
4455 PR 6660
4456 PR 6682
4457 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4458 versions]: Don't try to read the value in the contents, since we
4459 don't use it. Use the template endianness when writing.
4460
3f2e6a2d
CC		 44612008-06-25 Cary Coutant <ccoutant@google.com>
4462
4463 * fileread.cc (File_read::make_view): Assert on zero-length view.
4464 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4465 symbol table when there are no symbols to read.
4466
c43d3a48
CS		 44672008-06-23 Craig Silverstein <csilvers@google.com>
4468
4469 * version.cc (version_string): Bump to 1.7
4470
5f494ea0
CS		 44712008-06-18 Craig Silverstein <csilvers@google.com>
4472
4473 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4474 constant 0xFFFF to type Valtype.
4475 (Powerpc_relocate_functions::rel16_ha): Likewise.
4476
c42e122e
ILT		 44772008-06-17 Ian Lance Taylor <iant@google.com>
4478
f34787f8
ILT		 4479 * output.h (Output_section::Input_section): Initialize p2align_ to
4480 zero for Output_section_data constructors.
4481 (Output_section::Input_section::addralign): If not an input
4482 section, return the alignment of the Output_section_data.
4483 * testsuite/copy_test.cc: New file.
4484 * testsuite/copy_test_1.cc: New file.
4485 * testsuite/copy_test_2.cc: New file.
4486 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4487 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4488 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4489 (copy_test_1_pic.o, copy_test_1.so): New targets.
4490 (copy_test_2_pic.o, copy_test_2.so): New targets.
4491 * testsuite/Makefile.in: Rebuild.
4492
c42e122e
ILT		 4493 * script-sections.cc (Script_sections::place_orphan): Initialize
4494 local variable exact.
4495
ce3ac18a
DE		 44962008-06-13 David Edelsohn <edelsohn@gnu.org>
4497
4498 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4499
42cacb20
DE		 45002008-06-12 David Edelsohn <edelsohn@gnu.org>
4501 David S. Miller <davem@davemloft.net>
4502
4503 * powerpc.cc: New file.
4504 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4505 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4506 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4507 * Makefile.in: Rebuild.
4508
7b308235
ILT		 45092008-06-09 Ian Lance Taylor <iant@google.com>
4510
4511 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4512 <exception>.
4513 (throwing, orig_terminate): New static variables.
4514 (terminate_handler): New static function.
4515 (t2): Set terminate handler.
4516
f0b886e3
ILT		 45172008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4518
4519 PR 6584
cd536b21 4520 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 4521 alignment.
4522
3e90f135
CC		 45232008-05-30 Cary Coutant <ccoutant@google.com>
4524
4525 * archive.cc (Archive::include_all_members) Correct to step
4526 over symbol table and extended name table in thin archives.
4527
e09ad04a
ILT		 45282008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4529
4530 PR 6407
4531 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4532 calculation.
4533
62b01cb5
ILT		 45342008-05-28 Caleb Howe <cshowe@google.com>
4535
4536 * reduced_debug_output.cc: New file.
4537 * reduced_debug_output.h: New file.
92de84a6 4538 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 4539 * options.cc (General_options::finalize): Add strip_debug_non_line
4540 to the strip heirarchy.
4541 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4542 fields.
4543 * layout.cc: Include "reduced_debug_output.h".
4544 (Layout::Layout): Initialize new fields.
4545 (line_only_debug_sections): New static array.
4546 (is_lines_only_debug_sections): New static inline function.
4547 (Layout::include_section): Handle --strip-debug-non-line.
4548 (Layout::make_output_section): If --strip-debug-non-line, build
4549 new output sections for .debug_abbrev and .debug_info.
4550 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4551 gold. Warn about possible overflow.
4552 (read_signed_LEB_128): Likewise.
4553 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4554 (read_signed_LEB_128): Declare.
4555 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4556 (HFILES): Add reduced_debug_output.h.
4557 * Makefile.in: Rebuild.
4558
7d9e3d98
ILT		 45592008-05-21 Ian Lance Taylor <iant@google.com>
4560
4561 * mapfile.cc: New file.
4562 * mapfile.h: New file.
4563 * options.h (class General_options): Add -M/--print-map and -Map.
4564 * options.cc (General_options::finalize): Make -M equivalent to
4565 -Map -.
4566 * main.cc: Include <cstdio> and "mapfile.h".
4567 (main): Open mapfile if requested.
4568 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4569 constructor. Change caller.
4570 (queue_initial_tasks): Add mapfile parameter. Change caller.
4571 (queue_middle_tasks): Likewise.
4572 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4573 declarations.
4574 * archive.cc: Include "mapfile.h".
4575 (Archive::add_symbols): Add mapfile parameter. Change all
4576 callers. Pass mapfile, symbol, and reason to include_member.
4577 (Archive::include_all_members): Add mapfile parameter. Change all
4578 callers.
4579 (Archive::include_member): Add mapfile, sym, and why parameters.
4580 Change all callers. Report inclusion to map file.
4581 * archive.h: Include "fileread.h".
4582 (class Archive): Update declarations.
4583 (Archive::file): New const method.
4584 (class Add_archive_symbols): Add mapfile_ field. Update
4585 constructor. Change all callers.
4586 * readsyms.h (class Read_symbols): Likewise.
4587 (class Finish_group): Likewise.
4588 (class Read_script): Likewise.
4589 * common.cc: Include "mapfile.h".
4590 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4591 all callers.
4592 (Symbol_table::do_allocate_commons): Likewise.
4593 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4594 symbol allocation to mapfile.
4595 * common.h (class Allocate_commons_task): Add mapfile_ field.
4596 Update constructor. Change all callers.
4597 * symtab.h (class Symbol_table): Update declarations.
4598 * layout.cc: Include "mapfile.h".
4599 (Layout_task_runner::run): Print information to mapfile.
4600 (Layout::create_gold_note): Change Output_data_fixed_space to
4601 Output_data_zero_fill.
4602 (Layout::create_build_id): Likewise.
4603 (Layout::print_to_mapfile): New function.
4604 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4605 constructor. Change caller.
4606 (class Layout): Declare print_to_mapfile.
4607 * output.cc (Output_section::Input_section::print_to_mapfile): New
4608 function.
4609 (Output_section::add_input_section): If producing a map, always
4610 add to input_sections_ list.
4611 (Output_section::do_print_to_mapfile): New function.
4612 (Output_segment::print_sections_to_mapfile): New function.
4613 (Output_segment::print_section_list_to_mapfile): New function.
4614 * output.h: Include "mapfile.h".
4615 (Output_data::print_to_mapfile): New function.
4616 (Output_data::do_print_to_mapfile): New virtual function.
4617 (Output_segment_headers::do_print_to_mapfile): New function.
4618 (Output_file_header::do_print_to_mapfile): New function.
4619 (Output_data_const::do_print_to_mapfile): New function.
4620 (class Output_data_const_buffer): Add map_name_ field. Update
4621 constructor. Change all callers. Add do_print_to_mapfile
4622 function.
4623 (class Output_data_fixed_space): Likewise.
4624 (class Output_data_space): Likewise.
4625 (class Output_data_zero_fill): New class.
4626 (Output_data_strtab::do_print_to_mapfile): New function.
4627 (Output_data_reloc_base::do_print_to_mapfile): New function.
4628 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4629 (Output_data_group::do_print_to_mapfile): New function.
4630 (Output_data_got::do_print_to_mapfile): New function.
4631 (Output_data_dynamic::do_print_to_mapfile): New function.
4632 (Output_symtab_xindex::do_print_to_mapfile): New function.
4633 (class Output_section): Declare do_print_to_mapflie. Declare
4634 print_to_mapfile in Input_section.
4635 (class Output_segment): Declare new functions.
4636 * object.h (Sized_relobj::symbol_count): New function.
4637 * script-sections.cc
4638 (Output_section_element_dot_assignment::set_section_addresses):
4639 Change Output_data_fixed_space to Output_data_zero_fill.
4640 (Output_data_expression::do_print_to_mapfile): New function.
4641 * script.cc (read_input_script): Add mapfile parameter. Change
4642 all callers.
4643 * script.h (read_input_script): Update declaration.
4644 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4645 (Eh_frame::do_print_to_mapfile): New function.
4646 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4647 (Output_merge_string::do_print_to_mapfile): New function.
4648 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4649 function.
4650 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4651 function.
4652 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4653 function.
4654 * Makefile.am (CCFILES): Add mapfile.cc.
4655 (HFILES): Add mapfile.h.
4656 * Makefile.in: Rebuild.
4657
9f1d377b
ILT		 46582008-05-19 Ian Lance Taylor <iant@google.com>
4659
4660 * options.h (class General_options): Add -z relro.
4661 * layout.cc (Layout::Layout): Initialize relro_segment_.
4662 (Layout::add_output_section_data): Return the output section.
4663 (Layout::make_output_section): Rcognize relro sections and mark
4664 them appropriately.
4665 (Layout::attach_allocated_section_to_segment): Put relro sections
4666 in a PT_GNU_RELRO segment.
4667 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4668 section as relro.
4669 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4670 PT_TLS segments.
4671 (Layout::linkonce_mapping): Map d.rel.ro.local to
4672 .data.rel.ro.local.
4673 (Layout::output_section_name): Us .data.rel.ro.local for any
4674 section which begins with that.
4675 * layout.h (class Layout): Update add_output_section_data
4676 declaration. Add relro_segment_ field.
4677 * output.cc (Output_section::Output_section): Initialize is_relro_
4678 and is_relro_local_ fields.
4679 (Output_segment::add_output_section): Group relro sections.
4680 (Output_segment::is_first_section_relro): New function.
4681 (Output_segment::maximum_alignment): If there is a relro section,
4682 align the segment to the common page size.
4683 (Output_segment::set_section_addresses): Track whether we are
4684 looking at relro sections. If the last section is a relro
4685 section, align to the common page size.
4686 (Output_segment::set_section_list_addresses): Add in_relro
4687 parameter. Change all callers. Align to the page size when
4688 moving from relro to non-relro section.
4689 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4690 segment.
4691 * output.h (class Output_section): Add is_relro_ and
4692 is_relro_local_ fields.
4693 (Output_section::is_relro): New function.
4694 (Output_section::set_is_relro): New function.
4695 (Output_section::is_relro_local): New function.
4696 (Output_section::set_is_relro_local): New function.
4697 (class Output_segment): Update declarations.
4698 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4699 * sparc.cc (Target_sparc::got_section): Likewise.
4700 * x86_64.cc (Target_x86_64::got_section): Likewise.
4701 * testsuite/relro_test_main.cc: New file.
4702 * testsuite/relro_test.cc: New file.
4703 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4704 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4705 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4706 (relro_test.so, relro_test_pic.o): New targets.
4707 * testsuite/Makefile.in: Rebuild.
4708
a984ee1d
ILT		 47092008-05-16 Ian Lance Taylor <iant@google.com>
4710
01676dcd
ILT		 4711 * output.cc (Output_segment::add_output_section): Remove front
4712 parameter.
4713 * output.h (class Output_segment): Remove
4714 add_initial_output_section and overloaded add_output_section.
4715 Update declaration of remaining add_output_section.
4716 * layout.cc (Layout::create_interp): Call add_output_section
4717 rather than add_initial_output_section.
4718 (Layout::finish_dynamic_section): Likewise.
4719
497897f9
ILT		 4720 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4721 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4722 know the dynamic type.
4723 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4724 field. Initialize it in constructor.
4725 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4726 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4727 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4728 reloc.
4729
a984ee1d
ILT		 4730 * output.cc (Output_reloc::get_address): Change return type to
4731 Elf_Addr.
4732 * output.h (class Output_reloc): Update get_address declaration.
4733 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4734 for section addresses.
4735
55ba0940
ILT		 47362008-05-09 Ian Lance Taylor <iant@google.com>
4737
4738 PR 6493
4739 * gold.cc (gold_nomem): Use return value of write.
4740
75517b77
ILT		 47412008-05-08 Ian Lance Taylor <iant@google.com>
4742
4743 * symtab.c (Symbol::init_base_output_data): Add version
4744 parameter. Change all callers.
4745 (Symbol::init_base_output_segment): Likewise.
4746 (Symbol::init_base_constant): Likewise.
4747 (Symbol::init_base_undefined): Likewise.
4748 (Sized_symbol::init_output_data): Likewise.
4749 (Sized_symbol::init_output_segment): Likewise.
4750 (Sized_symbol::init_constant): Likewise.
4751 (Sized_symbol::init_undefined): Likewise.
4752 (Symbol_table::do_define_in_output_data): If the new symbol has a
4753 version, mark it as the default.
4754 (Symbol_table::do_define_in_output_segment): Likewise.
4755 (Symbol_table::do_define_as_constant): Likewise.
4756 * symtab.h (class Symbol): Update declarations.
4757 (class Sized_symbol): Likewise.
4758 * resolve.cc (Symbol::override_version): New function.
c42e122e 4759 (Symbol::override_base): Call override_version.
75517b77
ILT		 4760 (Symbol::override_base_with_special): Likewise.
4761 * testsuite/ver_script_8.script: New file.
4762 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4763 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4764 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4765 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4766
f1f70eae
ILT		 47672008-05-06 Ian Lance Taylor <iant@google.com>
4768
f3e9c5c5
ILT		 4769 PR 6049
4770 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4771 functions.
4772 (class General_options): Remove existing --undefined, and add
4773 --no-undefined instead. Add new --undefined as synonym for -u.
4774 * archive.cc (Archive::add_symbols): Check whether symbol was
4775 named with -u.
4776 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4777 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4778 all uses. Add IS_UNDEFINED. Update declarations to split
4779 different versions of init_base. Declare init_base_undefined.
4780 (Symbol::is_defined): Handle IS_UNDEFINED.
4781 (Symbol::is_undefined): Likewise.
4782 (Symbol::is_weak_undefined): Call is_undefined.
4783 (Symbol::is_absolute): Handle IS_CONSTANT.
4784 (class Sized_symbol): Update declarations to split different
4785 versions of init. Declare init_undefined.
4786 (class Symbol_table): Declare new functions.
4787 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4788 Change all callers.
4789 (Symbol::init_base_output_data): Likewise.
4790 (Symbol::init_base_output_segment): Likewise.
4791 (Symbol::init_base_constant): Likewise.
4792 (Symbol::init_base_undefined): New function.
4793 (Sized_symbol::init_object): Rename from init. Change all
4794 callers.
4795 (Sized_symbol::init_output_data): Likewise.
4796 (Sized_symbol::init_output_segment): Likewise.
4797 (Sized_symbol::init_constant): Likewise.
4798 (Sized_symbol::init_undefined): New function.
4799 (Symbol_table::add_undefined_symbols_from_command_line): New
4800 function.
4801 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4802 function.
4803 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4804 (Symbol::output_section): Likewise.
4805 (Symbol::set_output_section): Likewise.
4806 (Symbol_table::sized_finalize_symbol): Likewise.
4807 (Symbol_table::sized_write_globals): Likewise.
4808 * resolve.cc (Symbol_table::should_override): Likewise.
4809 (Symbol::override_base_with_special): Likewise.
4810
8bdcdf2c
ILT		 4811 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4812 symbol, change it to have default visibility.
4813 * testsuite/protected_1.cc: New file.
4814 * testsuite/protected_2.cc: New file.
4815 * testsuite/protected_3.cc: New file.
4816 * testsuite/protected_main_1.cc: New file.
4817 * testsuite/protected_main_2.cc: New file.
4818 * testsuite/protected_main_3.cc: New file.
4819 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4820 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4821 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4822 (protected_1.so): New target.
4823 (protected_1_pic.o, protected_2_pic.o): New targets.
4824 (protected_3_pic.o): New target.
4825 (check_PROGRAMS): Add protected_2.
4826 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4827 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4828 * testsuite/Makefile.in: Rebuild.
4829
2b706932
ILT		 4830 * options.h (DEFINE_var): Add set_user_set_##varname__.
4831 (DEFINE_bool_alias): New macro.
4832 (class General_options): Define -Bstatic using DEFINE_bool_alias
4833 rather than DEFINE_special. Add --undefined as an alias for -z
4834 defs.
4835 * options.cc (General_options::parse_Bstatic): Remove.
4836
d82a5bcc
ILT		 4837 * options.h (class General_options): Add --fatal-warnings.
4838 * main.cc (main): Implement --fatal-warnings.
4839 * errors.h (Errors::warning_count): New function.
4840
f1f70eae
ILT		 4841 * options.h (class General_options): Add -Bsymbolic-functions.
4842 * symtab.h (Symbol::is_preemptible): Check for
4843 -Bsymbolic-functions.
4844
8825ac63
ILT		 48452008-05-05 Ian Lance Taylor <iant@google.com>
4846
d98bc257
ILT		 4847 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4848 as noVARNAME rather than no-VARNAME.
4849 (class General_options): Add option -z combreloc.
4850 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4851 get_address.
4852 (Output_reloc::sort_before) [SHT_REL]: New function.
4853 (Output_reloc::sort_before) [SHT_RELA]: New function.
4854 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4855 Sort_relocs_comparison.
4856 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4857 parameter. Change all callers.
4858 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4859 sort_relocs parameter. Change all callers.
4860 * output.cc (Output_reloc::get_address): New function, broken out
4861 of write_rel.
4862 (Output_reloc::write_rel): Call it.
4863 (Output_reloc::compare): New function.
4864 (Output_data_reloc_base::do_write): Optionally sort relocs.
4865
60b2b4e7
ILT		 4866 * configure.ac: If targ_extra_obj is set, link it in.
4867 * configure.tgt: Initialize all variables.
4868 (x86_64*): Set targ_extra_obj and targ_extra_size.
4869 * configure: Rebuild.
4870
8825ac63
ILT		 4871 * object.cc (Sized_relobj::include_section_group): Adjust section
4872 indexes read from group data. Build vector to pass to
4873 layout_group.
4874 * layout.cc (Layout::layout_group): Add flags and shndxes
4875 parameters. Remove contents parameter. Change caller. Update
4876 explicit instantiations.
4877 * layout.h (class Layout): Update layout_group declaration.
4878 * output.cc (Output_data_group::Output_data_group): Add flags and
4879 input_shndxes parameters. Remove contents parameter. Change
4880 caller.
4881 (Output_data_group::do_write): Change input_sections_ to
4882 input_shndxes_.
4883 * output.h (class Output_data_group): Update constructor
4884 declaration. Rename input_sections_ to input_shndxes_.
4885 * testsuite/many_sections_test.cc: Add template.
4886
e94cf127
CC		 48872008-04-30 Cary Coutant <ccoutant@google.com>
4888
4418b2d5
CC		 4889 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4890
e94cf127
CC		 4891 * layout.cc (Layout::include_section): Refactored check for debug
4892 info section.
4893 (Layout::add_comdat): Add new parameters. Change type
4894 of signature parameter. Add object and shndx to signatures table.
4895 (Layout::find_kept_object): New function.
4896 * layout.h: Include <cstring>.
4897 (Layout::is_debug_info_section): New function.
4898 (Layout::add_comdat): Add new parameters.
4899 (Layout::find_kept_object): New function.
4900 (Layout::Kept_section): New struct.
4901 (Layout::Signatures): Change type of map range.
4902 * object.cc (Relobj::output_section_address): New function.
4903 (Sized_relobj::include_section_group): Add new parameters. Change
4904 calls to Layout::add_comdat. Change to build table of kept comdat
4905 groups and table mapping discarded sections to kept sections.
4906 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4907 (Sized_relobj::do_layout): Change calls to include_section_group and
4908 include_linkonce_section.
4909 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4910 value to zero when section is discarded.
4911 (Sized_relobj::map_to_kept_section): New function.
4912 * object.h (Relobj::output_section_address): New function.
4913 (Relobj::Comdat_group): New type.
4914 (Relobj::find_comdat_group): New function.
4915 (Relobj::Comdat_group_table): New type.
4916 (Relobj::Kept_comdat_section): New type.
4917 (Relobj::Kept_comdat_section_table): New type.
4918 (Relobj::add_comdat_group): New function.
4919 (Relobj::set_kept_comdat_section): New function.
4920 (Relobj::get_kept_comdat_section): New function.
4921 (Relobj::comdat_groups_): New field.
4922 (Relobj::kept_comdat_sections_): New field.
4923 (Symbol_value::input_value): Update comment.
4924 (Sized_relobj::map_to_kept_section) New function.
4925 (Sized_relobj::include_linkonce_section): Add new parameter.
4926 * target-reloc.h (Comdat_behavior): New type.
4927 (get_comdat_behavior): New function.
4928 (relocate_section): Add code to map a discarded section to the
4929 corresponding kept section when applying a relocation.
4930
e4e5049b
CS		 49312008-04-30 Craig Silverstein <csilvers@google.com>
4932
4933 * dwarf_reader.cc (next_generation_count): New static var.
4934 (Addr2line_cache_entry): New struct.
4935 (addr2line_cache): New static var.
4936 (Dwarf_line_info::one_addr2line): Added caching.
4937 (Dwarf_line_info::clear_addr2line_cache): New function.
4938 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4939 cache-size parameter.
4940 (Dwarf_line_info::one_addr2line_cache): New function.
4941 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4942 new cache-size argument to one_addr2line(), and clear cache.
4943
d09e9154
CC		 49442008-04-28 Cary Coutant <ccoutant@google.com>
4945
4946 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4947 R_386_PC8 relocations.
4948
7ef73768
ILT		 49492008-04-23 Ian Lance Taylor <iant@google.com>
4950
55438702
ILT		 4951 * object.cc (Sized_relobj::include_section_group): Check for
4952 invalid section group.
4953
c165fb93
ILT		 4954 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4955 header size.
4956
7ef73768
ILT		 4957 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4958 than read for file header.
4959 * archive.cc (Archive::include_member): Likewise.
4960
6194aaab
L		 49612008-04-23 Paolo Bonzini <bonzini@gnu.org>
4962
4963 * aclocal.m4: Regenerate.
4964 * configure: Regenerate.
4965
d491d34e
ILT		 49662008-04-19 Ian Lance Taylor <iant@google.com>
4967
5ea2bac6
ILT		 4968 * version.cc (version_string): Bump to 1.6.
4969
7bc3e21a
ILT		 4970 * testsuite/Makefile.am (many_sections_r_test): New target.
4971 (many_sections_r_test_SOURCES): Remove.
4972 (many_sections_r_test_DEPENDENCIES): Remove.
4973 (many_sections_r_test_LDFLAGS): Remove.
4974 (many_sections_r_test_LDADD): Remove.
4975
7fcd3aa9
ILT		 4976 * object.cc (Sized_relobj::do_add_symbols): Always pass
4977 local_symbol_count_ to add_from_relobj.
4978
4c94d6ae
ILT		 4979 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4980 every thousand variables.
4981 * testsuite/Makefile.in: Rebuild.
4982
d491d34e
ILT		 4983 * object.cc (Xindex::initialize_symtab_xindex): New function.
4984 (Xindex::read_symtab_xindex): New function.
4985 (Xindex::sym_xindex_to_shndx): New function.
4986 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4987 available.
4988 (Sized_relobj::do_initialize_xindex): New function.
4989 (Sized_relobj::do_read_symbols): Adjust section links.
4990 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4991 parameter. Change all callers.
4992 (Sized_relobj::include_section_group): Adjust section links and
4993 symbol section indexes.
4994 (Sized_relobj::do_layout): Adjust section links.
4995 (Sized_relobj::do_count_local_symbols): Adjust section links and
4996 symbol section indexes.
4997 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4998 ordinary and special symbols.
4999 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5000 dynsym_xindex parameters. Change all callers. Adjust section
5001 links. Use SHN_XINDEX when needed.
5002 (Sized_relobj::get_symbol_location_info): Adjust section links.
5003 Don't get fooled by special symbols.
5004 * object.h (class Xindex): Define.
5005 (class Object): Add xindex_ parameter. Declare virtual functoin
5006 do_initialize_xindex.
5007 (Object::adjust_sym_shndx): New function.
5008 (Object::set_xindex): New protected function.
5009 (class Symbol_value): Add is_ordinary_shndx_ field.
5010 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5011 (Symbol_value::value): Assert ordinary section.
5012 (Symbol_value::initialize_input_to_output_map): Likewise.
5013 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5014 Change all callers.
5015 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5016 all callers.
5017 (class Sized_relobj): Update declarations.
5018 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5019 parameter. Change all callers.
5020 (Sized_relobj::adjust_shndx): New function.
5021 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5022 field.
5023 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5024 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5025 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5026 (Sized_dynobj::read_dynsym_section): Adjust section links.
5027 (Sized_dynobj::read_dynamic): Likewise.
5028 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5029 section links.
5030 (Sized_dynobj::do_initialize_xindex): New function.
5031 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5032 do_initialize_xindex.
5033 (Sized_dynobj::adjust_shndx): New function.
5034 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5035 dynsym_xindex_ fields.
5036 (Layout::finalize): Add a call to set_section_indexes before
5037 creating the symtab sections.
5038 (Layout::set_section_indexes): Don't do anything if the section
5039 already has a section index.
5040 (Layout::create_symtab_sections): Add shnum parameter. Change
5041 caller. Create .symtab_shndx section if needed.
5042 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5043 caller.
5044 (Layout::allocated_output_section_count): New function.
5045 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5046 needed.
5047 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5048 fields. Update declarations.
5049 (Layout::symtab_xindex): New function.
5050 (Layout::dynsym_xindex): New function.
5051 (class Write_symbols_task): Add layout_ field.
5052 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5053 Change caller.
5054 * output.cc (Output_section_headers::Output_section_headers): Add
5055 shstrtab_section parameter. Change all callers.
5056 (Output_section_headers::do_sized_write): Store overflow values
5057 for section count and section string table section index in
5058 section header zero.
5059 (Output_file_header::do_sized_write): Check for overflow of
5060 section count and section string table section index.
5061 (Output_symtab_xindex::do_write): New function.
5062 (Output_symtab_xindex::endian_do_write): New function.
5063 * output.h (class Output_section_headers): Add shstrtab_section_.
5064 Update declarations.
5065 (class Output_symtab_xindex): Define.
5066 (Output_section::has_out_shndx): New function.
5067 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5068 field.
5069 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5070 Change all callers.
5071 (Sized_symbol::init): Likewise.
5072 (Symbol::output_section): Check for ordinary symbol.
5073 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5074 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5075 callers.
5076 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5077 Change all callers. Simplify handling of symbols from sections
5078 not included in the link.
5079 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5080 distinction.
5081 (Weak_alias_sorter::operator()): Assert that symbols are
5082 ordinary.
5083 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5084 distinction.
5085 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5086 parameters. Change all callers.
5087 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5088 symbol distinction. Use SHN_XINDEX when needed.
5089 (Symbol_table::write_section_symbol): Add symtab_xindex
5090 parameter. Change all callers.
5091 (Symbol_table::sized_write_section_symbol): Likewise. Use
5092 SHN_XINDEX when needed.
5093 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5094 declarations.
5095 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5096 (Symbol::is_defined): Check is_ordinary.
5097 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5098 (Symbol::is_absolute, Symbol::is_common): Likewise.
5099 (class Sized_symbol): Update declarations.
5100 (class Symbol_table): Update declarations.
5101 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5102 parameters. Change all callers.
5103 (Sized_symbol::override): Likewise.
5104 (Symbol_table::override): Likewise.
5105 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5106 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5107 is_ordinary, and orig_st_shndx parameters. Change all callers.
5108 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5109 to be in an ordinary section.
5110 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5111 object and is_ordinary parameters. Change all callers.
5112 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5113 Change all callers. Don't add undefined or non-ordinary symbols
5114 to reloc_map_.
5115 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5116 Change all callers.
5117 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5118 declarations.
5119 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5120 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5121 (Sized_relobj::relocate_sections): Likewise.
5122 * target-reloc.h (scan_relocs): Adjust section symbol index.
5123 (scan_relocatable_relocs): Likewise.
5124 * i386.cc (Scan::local): Check for ordinary symbols.
5125 * sparc.cc (Scan::local): Likewise.
5126 * x86_64.cc (Scan::local): Likewise.
5127 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5128 to symbol_section_and_value.
5129 * testsuite/many_sections_test.cc: New file.
5130 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5131 (check_PROGRAMS): Add many_sections_test.
5132 (many_sections_test_SOURCES): Define.
5133 (many_sections_test_DEPENDENCIES): Define.
5134 (many_sections_test_LDFLAGS): Define.
5135 (BUILT_SOURCES): Add many_sections_define.h.
5136 (many_sections_define.h): New target.
5137 (BUILT_SOURCES): Add many_sections_check.h.
5138 (many_sections_check.h): New target.
5139 (check_PROGRAMS): Add many_sections_r_test.
5140 (many_sections_r_test_SOURCES): Define.
5141 (many_sections_r_test_DEPENDENCIES): Define.
5142 (many_sections_r_test_LDFLAGS): Define.
5143 (many_sections_r_test_LDADD): Define.
5144 (many_sections_r_test.o): New target.
5145 * testsuite/Makefile.in: Rebuild.
5146
c5818ff1
CC		 51472008-04-17 Cary Coutant <ccoutant@google.com>
5148
5149 * errors.cc (Errors::info): New function.
5150 (gold_info): New function.
5151 * errors.h (Errors::info): New function.
5152 * gold.h (gold_info): New function.
5153 * object.cc (Input_objects::add_object): Print trace output.
5154 * options.cc (options::parse_set): New function.
5155 (General_options::parse_wrap): Deleted.
5156 (General_options::General_options): Deleted initializer.
5157 * options.h (options::String_set): New typedef.
5158 (options::parse_set): New function.
5159 (DEFINE_set): New macro.
5160 (General_options::wrap): Changed to use DEFINE_set. Changed
5161 callers of any_wrap_symbols and is_wrap_symbol.
5162 (General_options::trace, General_options::trace_symbol):
5163 New options.
5164 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5165 (General_options::wrap_symbols_): Deleted.
5166 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5167
b5be4a7c
DM		 51682008-04-17 David S. Miller <davem@davemloft.net>
5169
5170 * options.cc (General_options::parse_V): New function.
5171 * options.h: Add entries for -V and -Qy.
5172
155a0dd7
ILT		 51732008-04-17 Ian Lance Taylor <iant@google.com>
5174
5175 * common.cc (Symbol_table::allocate_commons): Remove options
5176 parameter. Change caller.
5177 (Symbol_table::do_allocate_commons): Remove options parameter.
5178 Change caller. Just call do_allocate_commons_list twice.
5179 (Symbol_table::do_allocate_commons_list): New function, broken out
5180 of do_allocate_commons.
5181 * common.h (class Allocate_commons_task): Remove options_ field.
5182 Update constructor.
5183 * symtab.cc (Symbol_table::Symbol_table): Initialize
5184 tls_commons_.
5185 (Symbol_table::add_from_object): Put TLS common symbols on
5186 tls_commons_ list.
5187 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5188 which are IN_OUTPUT_DATA.
5189 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5190 allocate_commons and do_allocate_commons declarations. Declare
5191 do_allocate_commons_list.
5192 * gold.cc (queue_middle_tasks): Update creation of
5193 Allocate_commons_task to not pass options.
5194 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5195 (TLS_TEST_C_FLAGS): New variable.
5196 (tls_test_c_pic.o): New target.
5197 (tls_test_shared.so): Link in tls_test_c_pic.o.
5198 (tls_test_c_pic_ie.o): New target.
5199 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5200 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5201 (tls_test_c.o): New target.
5202 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5203 (tls_pic_test_LDADD): Likewise.
5204 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5205 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5206 (tls_test_c_gnu2.o): New target.
5207 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5208 tls_test_c_gnu2.o.
5209 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5210 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5211 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5212 * testsuite/tls_test.cc: Include "config.h".
5213 (t_last): Call t11_last.
5214 * testsuite/tls_test.h (t11, t11_last): Declare.
5215 * testsuite/tls_test_c.c: New file.
5216 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5217 * configure.ac: Check for OpenMP support.
5218 * configure, config.in, Makefile.in: Rebuild.
5219 * testsuite/Makefile.in: Rebuild.
5220
edfbb029
CC		 52212008-04-16 Cary Coutant <ccoutant@google.com>
5222
5223 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5224 (Target_i386::tls_base_symbol_defined_): New field.
5225 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5226 (Target_i386::Scan::global): Likewise.
5227 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5228 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5229 (Target_x86_64::tls_base_symbol_defined_): New field.
5230 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5231 (Target_x86_64::Scan::global): Likewise.
5232
f3c69fca
CC		 52332008-04-16 Cary Coutant <ccoutant@google.com>
5234
5235 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5236 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5237 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5238 building shared libraries.
5239 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5240 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5241 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5242 * testsuite/Makefile.in: Rebuild.
5243 * testsuite/weak_undef.h: New file.
5244 * testsuite/weak_undef_file1.cc: Add extra test cases.
5245 * testsuite/weak_undef_file2.cc: Likewise.
5246 * testsuite/weak_undef_test.cc: Likewise.
5247
7c414435
DM		 52482008-04-16 David S. Miller <davem@davemloft.net>
5249
32b769e1
DM		 5250 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5251 Add issued_non_pic_error_ field. Declare check_non_pic.
5252 (Target_sparc::Scan::check_non_pic): New function.
5253 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5254 (Target_sparc::Scan::global): Likewise.
5255
11936fb1
DM		 5256 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5257 * configure: Rebuild.
5258
7c414435
DM		 5259 * options.h (DEFINE_enable): New macro.
5260 (new_dtags): New enable option.
5261 (initfirst, interpose, loadfltr, nodefaultlib,
5262 nodelete, nodlopen, nodump): New -z options.
5263 * layout.cc (Layout:finish_dynamic_section): If new
5264 dtags enabled, emit DT_RUNPATH. Also, emit a
5265 DT_FLAGS_1 containing any specified -z flags.
5266
85c7bf8b
ILT		 52672008-04-16 Ian Lance Taylor <iant@google.com>
5268
12c0daef
ILT		 5269 * copy-relocs.cc: New file.
5270 * copy-relocs.h: New file.
5271 * reloc.cc: Remove Copy_relocs code.
5272 * reloc.h: Likewise.
5273 * reloc-types.h (struct Reloc_types) [both versions]: Add
5274 get_reloc_addend_noerror.
5275 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5276 variants of add_global which take an addend which must be zero.
5277 * i386.cc: Include "copy-relocs.h".
5278 (class Target_i386): Change type of copy_relocs_ to variable,
5279 update initializer.
5280 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5281 Change all callers.
5282 (Target_i386::do_finalize_sections): Change handling of
5283 copy_relocs_.
5284 * sparc.cc: Include "copy-relocs.h".
5285 (class Target_sparc): Change type of copy_relocs_ to variable,
5286 update initializer.
5287 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5288 Change all callers.
5289 (Target_sparc::do_finalize_sections): Change handling of
5290 copy_relocs_.
5291 * x86_64.cc: Include "copy-relocs.h".
5292 (class Target_x86_64): Change type of copy_relocs_ to variable,
5293 update initializer.
5294 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5295 class. Change all callers.
5296 (Target_x86_64::do_finalize_sections): Change handling of
5297 copy_relocs_.
5298 * Makefile.am (CCFILES): Add copy-relocs.cc.
5299 (HFILES): Add copy-relocs.h.
5300
4f4995b6
ILT		 5301 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5302
85c7bf8b
ILT		 5303 * testsuite/script_test_4.sh: Permit leading zeroes.
5304
4f2a9edd
ILT		 53052008-04-15 Ian Lance Taylor <iant@google.com>
5306
e6188289
ILT		 5307 * script-sections.cc (Script_sections::create_segments): Use
5308 header_size_adjustment even when there is enough room for the
5309 headers.
5310 * testsuite/script_test_4.sh: New file.
5311 * testsuite/script_test_4.t: New file.
5312 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5313 (check_DATA): Add script_test_4.stdout.
5314 (MOSTLYCLEANFILES): Likewise.
5315 (script_test_4): New target.
5316 (script_test_4.stdout): New target.
5317 * testsuite/Makefile.in: Rebuild.
5318
4f2a9edd
ILT		 5319 * sparc.cc: Add definitions for Output_data_plt_sparc class
5320 constants.
5321
f5314dd5
DM		 53222008-04-14 David S. Miller <davem@davemloft.net>
5323
5324 * sparc.cc: New file.
5325 * Makefile.am (TARGETSOURCES): Add sparc.cc
5326 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5327 * configure.tgt: Document targ_extra_size and
5328 targ_extra_big_endian. Add entries for sparc-* and
5329 sparc64-*.
5330 * configure.ac: Handle targ_extra_size and
5331 targ_extra_big_endian.
5332 * Makefile.in: Rebuild.
5333 * configure: Likewise.
5334 * po/POTFILES.in: Likewise.
5335 * po/gold.pot: Likewise.
5336
154e0e9a
ILT		 53372008-04-14 Ian Lance Taylor <iant@google.com>
5338
5339 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5340 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5341 in the name/type/flags to section mapping. Don't call
5342 allocate_output_section.
5343 (Layout::choose_output_section): Change parameter from adjust_name
5344 to is_input_section. Don't permit input sections after sections
5345 are attached to segments. Don't call allocate_output_section.
5346 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5347 not write_enable_output_section.
5348 (Layout::make_output_section): Don't push to
5349 unattached_section_list_ nor call attach_to_segment. Call
5350 attach_section_to_segment if sections are attached.
5351 (Layout::attach_sections_to_segments): New function.
5352 (Layout::attach_section_to_segment): New function.
5353 (Layout::attach_allocated_section_to_segment): Rename from
5354 attach_to_segment. Remove flags parameter.
5355 (Layout::allocate_output_section): Remove function.
5356 (Layout::write_enable_output_section): Remove function.
5357 * layout.h (class Layout): Update for above changes. Add new
5358 field sections_are_attached_.
5359 * output.h (Output_section::update_flags_for_input_section): New
5360 function.
5361 * output.cc (Output_section::add_input_section): Call
5362 update_flags_for_input_section.
5363 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5364
009a67a2
CC		 53652008-04-11 Cary Coutant <ccoutant@google.com>
5366
5367 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5368 thought unnecessary.
5369 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5370
759b1a24
ILT		 53712008-04-11 Ian Lance Taylor <iant@google.com>
5372
5373 * output.h (class Output_section_data): Remove inline definition
5374 of set_addralign.
5375 * output.cc (Output_section_data::set_addralign): New function.
5376
c2b45e22
CC		 53772008-04-11 Cary Coutant <ccoutant@google.com>
5378
5379 Add support for TLS descriptors for i386 and x86_64.
5380 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5381 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5382 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5383 GOT_TYPE_TLS_DESC.
5384 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5385 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5386 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5387 relocations.
5388 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5389 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5390 Fix problem with initial-exec relocations.
5391 (Target_i386::Relocate::relocate_tls): Likewise.
5392 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5393 relaxation.
5394 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5395 support for section-plus-offset dynamic table entries.
5396 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5397 (Output_data_dynamic::Dynamic_entry): Add support for
5398 section-plus-offset dynamic table entries.
5399 (Output_data_dynamic::Classification): Likewise.
5400 (Output_data_dynamic::classification_): Renamed offset_.
5401 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5402 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5403 (Target_x86_64::make_plt_section): New function.
5404 (Target_x86_64::reserve_tlsdesc_entries): New function.
5405 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5406 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5407 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5408 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5409 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5410 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5411 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5412 add extra PLT entry for TLS descriptors.
5413 (Output_data_plt_x86_64::got_): New field.
5414 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5415 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5416 fields.
5417 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5418 descriptors.
5419 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5420 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5421 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5422 R_386_TLS_DESC_CALL relocations.
5423 (Target_x86_64::Scan::global): Likewise.
5424 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5425 for TLS descriptors.
5426 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5427 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5428 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5429 GD-to-IE relaxation.
5430 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5431 and TLS_DESCRIPTORS.
5432 * Makefile.in: Rebuild.
5433 * configure: Rebuild.
5434 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5435 (tls_test_shared2.so): New target.
5436 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5437 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5438 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5439 (tls_shared_gd_to_ie_test_LDADD): New variable.
5440 (tls_shared_gnu2_gd_to_ie_test): New target.
5441 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5442 New targets.
5443 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5444 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5445 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5446 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5447 (tls_shared_gnu2_test): New target.
5448 (tls_test_gnu2_shared.so): New target.
5449 (tls_shared_gnu2_test_SOURCES): New variable.
5450 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5451 (tls_shared_gnu2_test_LDFLAGS): New variable.
5452 (tls_shared_gnu2_test_LDADD): New variable.
5453 * testsuite/Makefile.in: Rebuild.
5454 * testsuite/Makefile.
5455
83bfb6b7
ILT		 54562008-04-11 Ian Lance Taylor <iant@google.com>
5457
5458 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5459 justsyms.t.
5460 * testsuite/Makefile.in: Rebuild.
5461
5462 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5463 long.
5464 * testsuite/script_test_2.cc (main): Adjust test.
5465
706e1f5e
ILT		 54662008-04-11 David S. Miller <davem@davemloft.net>
5467 Ian Lance Taylor <iant@google.com>
5468
5469 * options.h (General_options): Add entries for '-Y' and
5470 '-relax'.
5471 * options.cc (General_options:finalize): If -Y was used, add those
5472 entries to the library path instead of the default "/lib" and
5473 "/usr/lib".
5474
7c98e6bb
DM		 54752008-04-11 David S. Miller <davem@davemloft.net>
5476
5477 * testsuite/justsyms.t: Start at 0x100.
5478 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 5479 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5480 long.
5481 * testsuite/script_test_2.cc: Adjust string and section length
5482 checks.
7c98e6bb 5483
99a37bfd
ILT		 54842008-04-09 Ian Lance Taylor <iant@google.com>
5485
2cefc357
ILT		 5486 PR gold/5996
5487 * script-sections.cc (Sections_element::allocate_to_segment): Add
5488 orphan parameter.
5489 (Output_section_definition::allocate_to_segment): Likewise.
5490 (Orphan_output_section::allocate_to_segment): Likewise.
5491 (Script_sections::attach_sections_using_phdrs_clause): Don't
5492 propagate non-PT_LOAD segments to orphan sections.
5493 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5494 readelf rather than objdump.
5495 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5496 .interp section and PT_INTERP segment are the same size.
5497 * testsuite/Makefile.in: Rebuild.
5498
99a37bfd
ILT		 5499 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5500 aliases for symbols defined in the same object.
5501 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5502 (weak_alias_test_SOURCES): New variable.
5503 (weak_alias_test_DEPENDENCIES): New variable.
5504 (weak_alias_test_LDFLAGS): New variable.
5505 (weak_alias_test_LDADD): New variable.
5506 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5507 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5508 (weak_alias_test_3.o): New target.
5509 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5510 * testsuite/weak_alias_test_main.cc: New file.
5511 * testsuite/weak_alias_test_1.cc: New file.
5512 * testsuite/weak_alias_test_2.cc: New file.
5513 * testsuite/weak_alias_test_3.cc: New file.
5514
780e49c5
ILT		 55152008-04-08 Ian Lance Taylor <iant@google.com>
5516
cdb0b8f5
ILT		 5517 * options.h (class General_options): Add --noinhibit-exec option.
5518 * main.cc (main): Check --noinhibit-exec.
5519
0864d551
ILT		 5520 * options.h (class General_options): Define --wrap as a special
5521 option. Add wrap_symbols_ field.
5522 (General_options::any_wrap_symbols): New function.
5523 (General_options::is_wrap_symbol): New function.
5524 * options.cc (General_options::parse_wrap): New function.
5525 (General_options::General_options): Initialize wrap_symbols_.
5526 * symtab.cc (Symbol_table::wrap_symbol): New function.
5527 (Symbol_table::add_from_object): Handle --wrap.
5528 * symtab.h (class Symbol_table): Declare wrap_symbol.
5529 * target.h (Target::wrap_char): New function.
5530 (Target::Target_info): Add wrap_char field.
5531 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5532 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5533 * testsuite/testfile.cc (Target_test::test_target_info):
5534 Likewise.
5535
789aa6de
ILT		 5536 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5537 there is one.
5538
2c38906f
ILT		 5539 * layout.h (class Layout): Add added_eh_frame_data_ field.
5540 * layout.cc (Layout::Layout): Initialize new field.
5541 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5542 output section until we find a section we merged successfully.
5543 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5544 that the size be non-zero.
5545
780e49c5
ILT		 5546 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5547 qualifier.
5548
7fcd0256
ILT		 55492008-04-08 Craig Silverstein <csilvers@google.com>
5550
5551 * configure.ac: Export new conditional variable HAVE_ZLIB.
5552 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5553 on HAVE_ZLIB.
5554 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5555 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5556
6835af53
ILT		 55572008-04-07 Ian Lance Taylor <iant@google.com>
5558
e24f324c
ILT		 5559 * version.cc (version_string): Set to "1.5".
5560
a036edd8
ILT		 5561 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5562 Add issued_non_pic_error_ field. Declare check_non_pic.
5563 (Target_x86_64::Scan::check_non_pic): New function.
5564 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5565 (Target_x86_64::Scan::global): Likewise.
5566
624f8810
ILT		 5567 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5568 addend parameter. Change caller. Handle merge sections.
5569 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5570 Address to Addend. Don't add in the result of
5571 local_section_offset, pass down the addend and use the returned
5572 value.
5573 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5574 Update declarations of local_section_offset and symbol_value.
5575 * testsuite/two_file_test_1.cc (t18): New function.
5576 * testsuite/two_file_test_2.cc (f18): New function.
5577 * testsuite/two_file_test_main.cc (main): Call t18.
5578 * testsuite/two_file_test.h (t18, f18): Declare.
5579
6835af53
ILT		 5580 * configure.ac: Don't test for objdump, c++filt, or readelf.
5581 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5582 conditionals.
5583 (TEST_READELF): New variable.
5584 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5585 (check_PROGRAMS): Add two_file_strip_test.
5586 (two_file_strip_test): New target.
5587 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5588 (two_file_same_shared_strip_test_SOURCES): New variable.
5589 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5590 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5591 (two_file_same_shared_strip_test_LDADD): New variable.
5592 (two_file_shared_strip.so): New target.
5593 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5594 (ver_test_5.syms, ver_test_7.syms): Likewise.
5595 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5596 (strip_test_3.stdout): Use TEST_OBJDUMP.
5597 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5598
86925eef
CC		 55992008-04-04 Cary Coutant <ccoutant@google.com>
5600
5601 * symtab.h (Symbol::is_weak_undefined): New function.
5602 (Symbol::is_strong_undefined): New function.
5603 (Symbol::is_absolute): New function.
5604 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5605 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5606 absolute symbols.
5607 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5608 (weak_undef_test): New target.
5609 * testsuite/Makefile.in: Rebuild.
5610 * testsuite/weak_undef_file1.cc: New file.
5611 * testsuite/weak_undef_file2.cc: New file.
5612 * testsuite/weak_undef_test.cc: New file.
5613
126f3ece
ILT		 56142008-04-03 Craig Silverstein <csilvers@google.com>
5615
5616 * compressed_output.h (class Output_compressed_section): Use
5617 unsigned buffer.
5618 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5619 add zlib header.
5620 (zlib_compressed_suffix): Removed.
5621 (Output_compressed_section::set_final_data_size): Use unsigned
5622 buffers.
5623 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5624 Fix linker invocation.
5625 (flagstest_o_specialfile_and_compress_debug_sections):
5626 Likewise.
5627 * testsuite/Makefile.in: Regenerated.
5628
deae2a14
DM		 56292008-04-02 David S. Miller <davem@davemloft.net>
5630
5631 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5632 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5633
70752818
ILT		 56342008-04-02 Craig Silverstein <csilvers@google.com>
5635
5636 * TODO: New file.
5637
39d0cb0e
ILT		 56382008-04-02 Ian Lance Taylor <iant@google.com>
5639
5640 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5641 parameters. Update for new key type to views_. Change all
5642 callers.
5643 (File_read::read): Adjust for byteshift in returned view.
5644 (File_read::add_view): New function, broken out of
5645 find_and_make_view.
5646 (File_read::make_view): New function, broken out of
5647 find_and_make_view.
5648 (File_read::find_or_make_view): Add offset and aligned
5649 parameters. Rewrite accordingly. Change all callers.
5650 (File_read::get_view): Add offset and aligned parameters. Adjust
5651 for byteshift in return value.
5652 (File_read::get_lasting_view): Likewise.
5653 * fileread.h (class File_read): Update declarations.
5654 (class File_read::View): Add byteshift_ field. Add byteshift to
5655 constructor. Add byteshift method.
5656 * archive.h (Archive::clear_uncached_views): New function.
5657 (Archive::get_view): Add aligned parameter. Change all callers.
5658 * object.h (Object::get_view): Add aligned parameter. Change all
5659 callers.
5660 (Object::get_lasting_view): Likewise.
5661
5662 * fileread.cc (File_read::release): Don't call clear_views if
5663 there are multiple objects.
5664 * fileread.h (File_read::clear_uncached_views): New function.
5665 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5666 on the archive.
5667
a1207466
CC		 56682008-03-31 Cary Coutant <ccoutant@google.com>
5669
5670 Add thin archive support.
5671 * archive.cc (Archive::armagt): New const.
5672 (Archive::setup): Remove task parameter and calls to unlock.
5673 (Archive::unlock_nested_archives): New function.
5674 (Archive::read_header): Add nested_off parameter. Change
5675 all callers.
5676 (Archive::interpret_header): Likewise.
5677 (Archive::include_all_members): Change to handle thin
5678 archives.
5679 (Archive::include_member): Likewise.
5680 * archive.h (Archive::Archive): Add new parameters and
5681 initializers.
5682 (Archive::armagt): New const.
5683 (Archive::setup): Remove task parameter.
5684 (Archive::unlock_nested_archives): New function.
5685 (Archive::read_header): Add nested_off parameter.
5686 (Archive::interpret_header): Likewise.
5687 (Archive::Nested_archive_table): New typedef.
5688 (Archive::is_thin_archive_): New field.
5689 (Archive::nested_archives_): New field.
5690 (Archive::options_): New field.
5691 (Archive::dirpath_): New field.
5692 (Archive::task_): New field.
5693 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5694 for thin archives. Pass additional parameters to
5695 Archive::Archive. Unlock the archive file after calling
5696 Archive::setup.
cd536b21 5697
479f6503
ILT		 56982008-03-29 Ian Lance Taylor <iant@google.com>
5699
686c8caf
ILT		 5700 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5701 version symbol to be local.
5702 * testsuite/ver_test_4.sh: New file.
5703 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5704 (check_DATA): Add ver_test_4.syms.
5705 (ver_test_4.syms): New target.
5706 * testsuite/Makefile.in: Rebuild.
5707
ab794b6b
ILT		 5708 * output.cc
5709 (Output_section::Input_section_sort_entry::has_priority): New
5710 function.
5711 (Output_section::Input_section_sort_entry::match_file_name): New
5712 function.
5713 (Output_section::Input_section_sort_entry::match_section_name):
5714 Remove.
5715 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5716 Remove.
5717 (Output_section::Input_section_sort_entry::match_section_file):
5718 Remove.
5719 (Output_section::Input_section_sort_compare::operator()): Rewrite
5720 using new Input_section_sort_entry functions. Sort crtbegin and
5721 crtend first. Sort sections with no priority before sections with
5722 a priority.
5723 * testsuite/initpri1.c (d3): Check j != 4.
5724 (cd5): New constructor/destructor function.
5725 (main): Check j != 2.
5726
479f6503
ILT		 5727 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5728 new symbol when resolving, don't call set_is_default.
5729 * testsuite/ver_test_7.cc: New file.
5730 * testsuite/ver_test_7.sh: New file.
5731 * testsuite/Makefile.am (ver_test_7.so): New target.
5732 (ver_test_7.o): New target.
5733 (check_SCRIPTS): Add ver_test_7.sh.
5734 (check_DATA): Add ver_test_7.syms.
5735 (ver_test_7.syms): New target.
5736
2fd32231
ILT		 57372008-03-28 Ian Lance Taylor <iant@google.com>
5738
5739 * layout.cc (Layout::layout): If we see an input section with a
5740 name that needs sorting, set the must_sort flag for the output
5741 section.
5742 (Layout::make_output_section): If the name of the output section
5743 indicates that it might require sorting, set the may_sort flag.
5744 * output.h (Output_section::may_sort_attached_input_sections): New
5745 function.
5746 (Output_section::set_may_sort_attached_input_sections): New
5747 function.
5748 (Output_section::must_sort_attached_input_sections): New
5749 function.
5750 (Output_section::set_must_sort_attached_input_sections): New
5751 function.
5752 (class Output_section): Declare Input_section_sort_entry. Define
5753 Input_section_sort_compare. Declare
5754 sort_attached_input_sections. Add new fields:
5755 may_sort_attached_input_sections_,
5756 must_sort_attached_input_sections_,
5757 attached_input_sections_are_sorted_.
5758 * output.cc (Output_section::Output_section): Initialize new
5759 fields.
5760 (Output_section::add_input_section): Add an entry to
5761 input_sections_ if may_sort or must_sort are true.
5762 (Output_section::set_final_data_size): Call
5763 sort_attached_input_sections if necessary.
5764 (Output_section::Input_section_sort_entry): Define new class.
5765 (Output_section::Input_section_sort_compare::operator()): New
5766 function.
5767 (Output_section::sort_attached_input_sections): New function.
5768 * configure.ac: Check whether the compiler supports constructor
5769 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5770 * testsuite/initpri1.c: New file.
5771 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5772 CONSTRUCTOR_PRIORITY.
5773 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5774 (initpri1_LDFLAGS): New variable.
5775 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5776
18e6b24e
ILT		 57772008-03-27 Ian Lance Taylor <iant@google.com>
5778
49bdd526
ILT		 5779 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5780 * testsuite/common_test_1.c: New file.
5781 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5782 (common_test_1_SOURCES): New variable.
5783 (common_test_1_DEPENDENCIES): New variable.
5784 (common_test_1_LDFLAGS): New variable.
5785
18e6b24e
ILT		 5786 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5787 and commons_ correctly when NAME/VERSION does not override
5788 NAME/NULL.
5789 * testsuite/ver_test_6.c: New file.
5790 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5791 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5792 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5793
04bf7072
ILT		 57942008-03-26 Ian Lance Taylor <iant@google.com>
5795
5871526f
ILT		 5796 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5797 of an undefined symbol from a version script.
5798 * testsuite/Makefile.am (ver_test_5.so): New target.
5799 (ver_test_5.o): New target.
5800 (check_SCRIPTS): Add ver_test_5.sh.
5801 (check_DATA): Add ver_test_5.syms.
5802 (ver_test_5.syms): New target.
5803 * testsuite/ver_test_5.cc: New file.
5804 * testsuite/ver_test_5.script: New file.
5805 * testsuite/ver_test_5.sh: New file.
5806 * Makefile.in, testsuite/Makefile.in: Rebuild.
5807
04bf7072
ILT		 5808 PR gold/5986
5809 Fix problems building gold with gcc 4.3.0.
5810 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5811 (gold_error_at_location, gold_warning_at_location): Use it.
5812 * configure.ac: Check whether we can compile and use a template
5813 function with a printf attribute.
5814 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5815 when jumping over bytes.
5816 * object.cc: Instantiate Object::read_section_data.
5817 * debug.h: Include <cstring>
5818 * dwarf_reader.cc: Include <algorithm>
5819 * main.cc: Include <cstring>.
5820 * options.cc: Include <cstring>.
5821 * output.cc: Include <cstring>.
5822 * script.cc: Include <cstring>.
5823 * script.h: Include <string>.
5824 * symtab.cc: Include <cstring> and <algorithm>.
5825 * target-select.cc: Include <cstring>.
5826 * version.cc: Include <string>.
5827 * testsuite/testmain.cc: Include <cstdlib>.
5828 * configure, config.in: Rebuild.
5829
874c5b28
ILT		 58302008-03-25 Ian Lance Taylor <iant@google.com>
5831
819d6c3a
ILT		 5832 * options.cc: Include "../bfd/bfdver.h".
5833 (options::help): Print bug reporting address.
5834
f4b2c6f5
ILT		 5835 * version.cc (print_version): Adjust output for current value of
5836 BFD_VERSION_STRING.
5837
5838 * NEWS: New file.
5839
e96caa79
ILT		 5840 * options.cc (options::help): Print list of supported targets.
5841 * target-select.h: Include <vector>.
5842 (class Target_selector): Make machine_, size_, and is_big_endian_
5843 fields const. Add bfd_name_ and instantiated_target_ fields.
5844 (Target_selector::Target_selector): Add bfd_name parameter.
5845 (Target_selector::recognize): Make non-virtual, call
5846 do_recognize.
5847 (Target_selector::recognize_by_name): Make non-virtual, call
5848 do_recognize_by_name.
5849 (Target_selector::supported_names): New function.
5850 (Target_selector::bfd_name): New function.
5851 (Target_selector::do_instantiate_target): New pure virtual
5852 function.
5853 (Target_selector::do_recognize): New virtual function.
5854 (Target_selector::do_recognize_by_name): New virtual function.
5855 (Target_selector::instantiate_target): New private function.
5856 (supported_target_names): Declare.
5857 * target-select.cc (Target_selector::Target_selector): Update for
5858 new parameter and fields.
5859 (select_target_by_name): Check that the name matches before
5860 calling recognize_by_name.
5861 (supported_target_names): New function.
5862 * i386.cc (class Target_selector_i386): Update Target_selector
5863 constructor call. Remove recognize and recognize_by_name. Add
5864 do_instantiate_target.
5865 * x86_64.cc (class Target_selector_x86_64): Likewise.
5866 * testsuite/testfile.cc (class Target_selector_test): Update for
5867 changes to Target_selector.
5868
874c5b28
ILT		 5869 * README: Rewrite, with some notes on unsupported features.
5870
0a65a3a7
CC		 58712008-03-24 Cary Coutant <ccoutant@google.com>
5872
5873 * i386.cc (Target_i386::Got_type): New enum declaration.
5874 (Target_i386::Scan::local): Updated callers of Output_data_got
5875 member functions.
5876 (Target_i386::Scan::global): Likewise.
5877 (Target_i386::Relocate::relocate): Likewise.
5878 (Target_i386::Relocate::relocate_tls): Likewise.
5879 * object.h (Got_offset_list): New class.
5880 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5881 (Sized_relobj::local_got_offset): Likewise.
5882 (Sized_relobj::set_local_got_offset): Likewise.
5883 (Sized_relobj::local_has_tls_got_offset): Removed.
5884 (Sized_relobj::local_tls_got_offset): Removed.
5885 (Sized_relobj::set_local_tls_got_offset): Removed.
5886 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5887 * output.cc (Output_data_got::add_global): Added got_type parameter.
5888 (Output_data_got::add_global_with_rel): Likewise.
5889 (Output_data_got::add_global_with_rela): Likewise.
5890 (Output_data_got::add_global_pair_with_rel): New function.
5891 (Output_data_got::add_global_pair_with_rela): New function.
5892 (Output_data_got::add_local): Added got_type parameter.
5893 (Output_data_got::add_local_with_rel): Likewise.
5894 (Output_data_got::add_local_with_rela): Likewise.
5895 (Output_data_got::add_local_pair_with_rel): New function.
5896 (Output_data_got::add_local_pair_with_rela): New function.
5897 (Output_data_got::add_global_tls): Removed.
5898 (Output_data_got::add_global_tls_with_rel): Removed.
5899 (Output_data_got::add_global_tls_with_rela): Removed.
5900 (Output_data_got::add_local_tls): Removed.
5901 (Output_data_got::add_local_tls_with_rel): Removed.
5902 (Output_data_got::add_local_tls_with_rela): Removed.
5903 * output.h (Output_data_got::add_global): Added got_type parameter.
5904 (Output_data_got::add_global_with_rel): Likewise.
5905 (Output_data_got::add_global_with_rela): Likewise.
5906 (Output_data_got::add_global_pair_with_rel): New function.
5907 (Output_data_got::add_global_pair_with_rela): New function.
5908 (Output_data_got::add_local): Added got_type parameter.
5909 (Output_data_got::add_local_with_rel): Likewise.
5910 (Output_data_got::add_local_with_rela): Likewise.
5911 (Output_data_got::add_local_pair_with_rel): New function.
5912 (Output_data_got::add_local_pair_with_rela): New function.
5913 (Output_data_got::add_global_tls): Removed.
5914 (Output_data_got::add_global_tls_with_rel): Removed.
5915 (Output_data_got::add_global_tls_with_rela): Removed.
5916 (Output_data_got::add_local_tls): Removed.
5917 (Output_data_got::add_local_tls_with_rel): Removed.
5918 (Output_data_got::add_local_tls_with_rela): Removed.
5919 * resolve.cc (Symbol::override_base_with_special): Removed
5920 reference to has_got_offset_ field.
5921 * symtab.cc (Symbol::init_fields): Replaced initialization
5922 of got_offset_ with got_offsets_. Removed initialization
5923 of has_got_offset_
53fcba31 5924 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 5925 (Symbol::got_offset): Likewise.
5926 (Symbol::set_got_offset): Likewise.
5927 (Symbol::has_tls_got_offset): Removed.
5928 (Symbol::tls_got_offset): Removed.
5929 (Symbol::set_tls_got_offset): Removed.
5930 (Symbol::got_offset_): Removed.
5931 (Symbol::tls_mod_got_offset_): Removed.
5932 (Symbol::tls_pair_got_offset_): Removed.
5933 (Symbol::got_offsets_): New field.
5934 (Symbol::has_got_offset): Removed.
5935 (Symbol::has_tls_mod_got_offset): Removed.
5936 (Symbol::has_tls_pair_got_offset): Removed.
5937 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5938 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5939 member functions.
5940 (Target_x86_64::Scan::global): Likewise.
5941 (Target_x86_64::Relocate::relocate): Likewise.
5942 (Target_x86_64::Relocate::relocate_tls): Likewise.
5943
bd52eafb
BE		 59442008-03-25 Ben Elliston <bje@au.ibm.com>
5945
5946 * yyscript.y: Fix spelling error in comment.
5947
8b105e34
ILT		 59482008-03-24 Ian Lance Taylor <iant@google.com>
5949
8ed814a9
ILT		 5950 * options.h (class General_options): Define build_id option.
5951 * layout.h (class Layout): Declare write_build_id, create_note,
5952 create_build_id. Add build_id_note_ member.
5953 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5954 "libiberty.h", "md5.h", "sha1.h".
5955 (Layout::Layout): Initialize eh_frame_data_,
5956 eh_frame_hdr_section_, and build_id_note_.
5957 (Layout::finalize): Call create_build_id.
5958 (Layout::create_note): New function, broken out of
5959 Layout::create_gold_note.
5960 (Layout::create_gold_note): Call create_note.
5961 (Layout::create_build_id): New function.
5962 (Layout::write_build_id): New function.
5963 (Close_task_runner::run): Call write_build_id.
5964
8b105e34
ILT		 5965 * x86_64.cc: Correct license to GPLv3.
5966
086a1841
ILT		 59672008-03-23 Ian Lance Taylor <iant@google.com>
5968
5969 * options.cc: Include "demangle.h".
5970 (parse_optional_string): New function.
5971 (parse_long_option): Handle takes_optional_argument.
5972 (parse_short_option): Update dash_z initializer. Handle
5973 takes_optional_argument.
5974 (General_options::General_options): Initialize do_demangle_.
5975 (General_options::finalize): Set do_demangle_. Handle demangling
5976 style.
5977 * options.h (parse_optional_string): Declare.
5978 (struct One_option): Add optional_arg field. Update constructor.
5979 Update call constructor calls. Add takes_optional_argument
5980 function.
5981 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5982 (DEFINE_optional_string): Define.
5983 (General_options::demangle): Change from DEFINE_bool to
5984 DEFINE_optional_string.
5985 (General_options::no_demangle): New function.
5986 (General_options::do_demangle): New function.
5987 (General_options::set_do_demangle): New function.
5988 (General_options::execstack_status_): Move definition to end of
5989 class definition.
5990 (General_options::static_): Likewise.
5991 (General_options::do_demangle_): New field.
5992 * object.cc (big_endian>::get_symbol_location_info): Call
5993 Options::do_demangle, not Options::demangle.
5994 * symtab.cc (demangle): Likewise.
5995
cbb93e63
ILT		 59962008-03-22 Ian Lance Taylor <iant@google.com>
5997
5998 * gold.h: Include <cstddef> and <sys/types.h>
5999 * options.h: Include <cstring>.
6000
ec531623
ILT		 60012008-03-21 Ian Lance Taylor <iant@google.com>
6002
6003 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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