1 2010-01-07 Ian Lance Taylor <iant@google.com>
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
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.
17 2010-01-07 Ian Lance Taylor <iant@google.com>
20 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
23 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
24 Ian Lance Taylor <iant@google.com>
27 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
28 Xindex::read_symtab_xindex.
30 2010-01-07 Doug Kwan <dougkwan@google.com>
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
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.
47 2010-01-07 Ian Lance Taylor <iant@google.com>
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.
55 * options.h (class General_options): Add -z text and -z textoff.
56 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
58 2010-01-06 Sriraman Tallam <tmsriram@google.com>
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
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
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.
78 2010-01-06 Ian Lance Taylor <iant@google.com>
81 * options.h (class General_options): Add --warn-shared-textrel.
82 * layout.cc (Layout::finish_dynamic_section): Implement
83 --warn-shared-textrel.
86 * options.h (class General_options): Add --warn-multiple-gp.
88 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
90 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
91 $(THREADSLIB) and $(LIBDL).
92 * Makefile.in: Rebuild.
94 2010-01-06 Ian Lance Taylor <iant@google.com>
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_
103 * layout.cc (Layout::attach_allocated_section_to_segment): If
104 --section-start was used, set the address of the segment. Remove
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
110 * output.cc (Output_segment::add_output_section): Call
111 update_flags_for_output_section.
113 2010-01-05 Ian Lance Taylor <iant@google.com>
116 * options.h (class General_options): Add --undefined-version.
117 * script.cc (struct Version_expression): Add was_matched_by_symbol
119 (Version_script_info::matched_symbol): New function.
120 (Version_script_info::get_symbol_version_helper): Call
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.
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.
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
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
156 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
158 * plugin.h (class Sized_pluginobj): Update declarations.
160 2010-01-05 Ian Lance Taylor <iant@google.com>
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
171 2010-01-04 Ian Lance Taylor <iant@google.com>
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
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.
188 * options.h (class General_options): Add -G as a short version of
189 --shared. Add no-op options -assert, -g, and -i.
191 2010-01-04 Sriraman Tallam <tmsriram@google.com>
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
198 * icf.h (is_section_foldable_candidate): New function.
200 2009-12-30 Ian Lance Taylor <iant@google.com>
203 * options.h (class General_options): Permit two dashes with
204 --retain-symbols-file.
206 2009-12-30 Ian Lance Taylor <iant@google.com>
209 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
210 don't put the file header and segment headers in the text
214 * common.cc (Sort_commons::operator()): Stabilize sort when both
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.
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.
239 2009-12-30 Ian Lance Taylor <iant@google.com>
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.
250 (Symbol_table::do_allocate_commons_list): Likewise.
252 2009-12-30 Ian Lance Taylor <iant@google.com>
255 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
256 symbols from this object, don't change the visibility of an
258 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
260 2009-12-30 Ian Lance Taylor <iant@google.com>
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
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
279 (Version_script_info::get_symbol_version_helper): Rewrite to use
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
294 * testsuite/Makefile.in: Rebuild.
296 2009-12-30 Ian Lance Taylor <iant@google.com>
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.
302 2009-12-30 Ian Lance Taylor <iant@google.com>
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.
310 2009-12-30 Ian Lance Taylor <iant@google.com>
313 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
315 (Output_segment::add_output_section): Don't change the flags if
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.
323 2009-12-29 Ian Lance Taylor <iant@google.com>
326 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
327 .gnu.hash table for a 32-bit target.
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.
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_
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_
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
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.
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.
385 * output.h (class Output_section): Add is_entsize_zero_ field.
386 * output.cc (Output_section::Output_section): Initialize
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.
395 2009-12-29 Rafael Espindola <espindola@google.com>
397 * main.cc (main): Fix the sys time reporting.
398 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
401 2009-12-29 Sriraman Tallam <tmsriram@google.com>
403 * options.cc (General_options::parse_version): Allow -v to exit
404 without an error if there is nothing to link.
406 2009-12-29 Ian Lance Taylor <iant@google.com>
408 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
409 using a version of gcc before 4.1.
410 * configure: Rebuild.
412 2009-12-28 Chris Demetriou <cgd@google.com>
414 * attributes.cc (Output_attributes_section_data::do_write): Use
415 std::vector::front rather than std::vector::data.
417 2009-12-28 Ian Lance Taylor <iant@google.com>
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.
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.
441 2009-12-28 Ian Lance Taylor <iant@google.com>
443 * gold.cc (queue_middle_tasks): Fix formatting.
444 * object.cc (Relobj::is_section_name_included): Likewise.
446 2009-12-23 Ian Lance Taylor <iant@google.com>
448 * i386.cc (Target_i386::do_calls_non_split): Recognize
449 -fsplit-stack prologue for a function with a static chain.
450 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
451 -fsplit-stack prologue when using %r11.
453 2009-12-21 Sriraman Tallam <tmsriram@google.com>
455 * options.cc (General_options::parse_version): Make -v continue and do
456 the link like GNU ld does.
458 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
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.
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.
474 2009-12-16 Doug Kwan <dougkwan@google.com>
476 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
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):
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
492 2009-12-15 Ian Lance Taylor <iant@google.com>
494 * layout.cc (Layout::create_shstrtab): Only write out after input
495 sections if we are compressing debug sections.
497 2009-12-15 Ian Lance Taylor <iant@google.com>
499 * archive.cc (Archive::add_symbols): Only look up a symbol without
500 a version if there is, in fact, a version.
502 2009-12-14 Ian Lance Taylor <iant@google.com>
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.
509 2009-12-11 Doug Kwan <dougkwan@google.com>
511 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
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.
520 2009-12-11 Nick Clifton <nickc@redhat.com>
522 * archive.cc: Fix shadowed variable warnings.
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.
539 * incremental.h: Likewise.
540 * layout.cc: Likewise.
541 * layout.h: Likewise.
542 * mapfile.cc: Likewise.
543 * merge.cc: 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.
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.
567 * workqueue.cc: Likewise.
568 * workqueue.h: Likewise.
569 * x86_64.cc: Likewise.
571 2009-12-10 Doug Kwan <dougkwan@google.com>
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.
611 2009-12-09 Ian Lance Taylor <iant@google.com>
613 * plugin.cc (Plugin::load): Don't cast from void* to a function
616 2009-12-09 Ian Lance Taylor <iant@google.com>
618 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
621 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
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.
627 2009-12-08 Doug Kwan <dougkwan@google.com>
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
641 * attributes.cc: New file.
642 * attributes.h: New file.
643 * int_encoding.cc: New file.
644 * int_encoding.h: New file.
646 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
649 * incremental-dump.cc (dump_incremental_inputs): New.
650 (main): Use dump_incremental_inputs.
652 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
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.
660 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
661 symbols from shared libraries into normal FUNC symbols.
663 * symtab.h (Symbol): Add is_func and use it.
665 2009-12-05 Doug Kwan <dougkwan@google.com>
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.
673 * sparc.cc (Target_sparc::sparc_info): Same.
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.
685 2009-12-05 Doug Kwan <dougkwan@google.com>
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.
699 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
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.
715 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
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.
721 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
723 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
724 Don't set the data_offset twice.
726 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
728 * testsuite/Makefile.in: Regenerate.
730 2009-12-03 Doug Kwan <dougkwan@google.com>
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):
744 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
745 parameter for a symbol table pointer.
747 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
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.
756 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
758 * incremental.cc (make_sized_incremental_binary): Set the target.
759 Error if it is incompatible.
760 * output.h (Output_file): Add filename method.
762 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
764 * incremental.cc (Incremental_inputs_entry): Remove unused argument
765 from the get_* methods.
767 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
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.
773 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
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.
780 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
782 * incremental-dump.cc (main): Fix typos.
784 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
787 * incremental-dump.cc (main): Use llu to print 64 bit values.
789 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
790 H.J. Lu <hongjiu.lu@intel.com>
792 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
794 (incremental_dump_LDADD): Likewise.
795 * Makefile.in: Regenerated.
797 2009-11-25 Doug Kwan <dougkwan@google.com>
801 2009-11-25 Doug Kwan <dougkwan@google.com>
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
819 2009-11-25 Doug Kwan <dougkwan@google.com>
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
826 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
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
837 2009-11-25 Doug Kwan <dougkwan@google.com>
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
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
850 (Target_arm::Relocate::relocate): Adjust call to thm_call.
851 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
853 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
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
863 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
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.
869 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
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.
876 2009-11-15 Doug Kwan <dougkwan@google.com>
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
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
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
890 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
891 specially. Change code to enable use of stubs in ARM branches.
893 2009-11-10 Doug Kwan <dougkwan@google.com>
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
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
904 (Target_arm::relocate_section): Adjust view.
905 (Target_arm::relocate_stub): New method definition.
907 2009-11-10 Doug Kwan <dougkwan@google.com>
909 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
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
917 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
920 * testsuite/plugin_test.c: Include "config.h".
922 2009-11-09 Doug Kwan <dougkwan@google.com>
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.
946 2009-11-08 Ian Lance Taylor <iant@google.com>
949 * reloc.cc: Instantiate
950 Sized_relobj::initialize_input_to_output_maps and
951 Sized_relobj:free_input_to_output_maps.
953 2009-11-06 Ian Lance Taylor <iant@google.com>
956 * defstd.cc (in_segment): Set only_if_ref true for "end".
958 2009-11-06 Doug Kwan <dougkwan@google.com>
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.
975 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
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.
982 2009-11-05 Ian Lance Taylor <iant@google.com>
985 * output.cc (Output_segment::add_output_section): Add missing
988 2009-11-04 Ian Lance Taylor <iant@google.com>
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.
999 2009-11-04 Ian Lance Taylor <iant@google.com>
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.
1009 2009-11-04 Ian Lance Taylor <iant@google.com>
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
1024 (Output_segment::add_output_section): Add do_sort parameter.
1027 2009-11-03 Ian Lance Taylor <iant@google.com>
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.
1039 2009-11-03 Doug Kwan <dougkwan@google.com>
1041 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
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.
1055 2009-11-03 Ian Lance Taylor <iant@google.com>
1057 * options.h (class General_options): Add --warn_constructors.
1059 2009-11-03 Ian Lance Taylor <iant@google.com>
1062 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1063 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1065 2009-11-03 Ian Lance Taylor <iant@google.com>
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.
1073 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1075 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1078 2009-10-30 Doug Kwan <dougkwan@google.com>
1080 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1082 2009-10-30 Doug Kwan <dougkwan@google.com>
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.
1089 2009-10-30 Doug Kwan <dougkwan@google.com>
1091 * arm.cc (Arm_relobj::processor_specific_flags): New method
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
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
1127 (Target::set_processor_specific_flags): New method definition.
1128 (Target::processor_specific_flags_,
1129 Target::are_processor_specific_flags_set_): New data member
1131 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1132 Input_objects pointer type parameter.
1134 2009-10-30 Doug Kwan <dougkwan@google.com>
1136 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1138 2009-10-28 Ian Lance Taylor <iant@google.com>
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
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
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
1159 * gc.h (gc_process_relocs): Remove options parameter. Change all
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.
1168 2009-10-28 Doug Kwan <dougkwan@google.com>
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.
1175 2009-10-28 Cary Coutant <ccoutant@google.com>
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_.
1185 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
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
1198 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1200 (File_read::View::Data_ownership): New enum.
1201 (File_read::View::View): Replace bool mapped_ with Data_ownership
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.
1209 2009-10-27 Cary Coutant <ccoutant@google.com>
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.
1215 2009-10-25 Doug Kwan <dougkwan@google.com>
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.
1225 2009-10-24 Doug Kwan <dougkwan@google.com>
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.
1233 2009-10-22 Doug Kwan <dougkwan@google.com>
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
1241 2009-10-21 Doug Kwan <dougkwan@google.com>
1243 * arm.cc (Stub_table, Arm_input_section): New forward class
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.
1250 2009-10-21 Doug Kwan <dougkwan@google.com>
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
1259 (Insn_template): Same.
1260 (DEF_STUBS): New macro.
1261 (Stub_type): New enum type.
1262 (Stub_template): New class definition.
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
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
1283 (Input_section_specifier::string_hash): Remove.
1284 * stringpool.cc (Stringpool_template::string_hash): Use
1287 2009-10-20 Doug Kwan <dougkwan@google.com>
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
1294 2009-10-16 Doug Kwan <dougkwan@google.com>
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):
1308 * testsuite/Makefile.in: Regenerate.
1309 * testsuite/no_version_test.c: New file.
1310 * testsuite/no_version_test.sh: Ditto.
1312 2009-10-16 Doug Kwan <dougkwan@google.com>
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
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
1328 (Script_sections::saw_segment_start_expression_): New data member
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.
1346 2009-10-16 Doug Kwan <dougkwan@google.com>
1348 * output.cc (Output_segment::set_section_list_address): Cast
1349 expressions to unsigned long long type to avoid format warnings.
1351 2009-10-15 Ian Lance Taylor <iant@google.com>
1353 * script.cc (Script_options::add_symbol_assignment): Always add a
1354 dot assignment to script_sections_.
1355 * script-sections.cc (Script_sections::add_dot_assignment):
1356 Initialize if necessary.
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.
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.
1372 2009-10-15 Doug Kwan <dougkwan@google.com>
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.
1379 2009-10-14 Ian Lance Taylor <iant@google.com>
1381 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
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.
1390 2009-10-13 Ian Lance Taylor <iant@google.com>
1392 Add support for -pie.
1393 * options.h (class General_options): Add -pie and
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
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
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.
1420 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1422 * options.h (class General_options): Add -init and -fini.
1423 * layout.cc (Layout::finish_dynamic_section): Emit
1424 given init and fini functions.
1426 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1428 * gc.h (gc_process_relocs): Check if icf is enabled using new
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
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.
1452 2009-10-12 Sriraman Tallam <tmsriram@google.com>
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.
1464 2009-10-11 Ian Lance Taylor <iant@google.com>
1466 * plugin.cc: Include "gold.h" before other header files.
1468 2009-10-10 Chris Demetriou <cgd@google.com>
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
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.
1494 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1495 Ian Lance Taylor <iant@google.com>
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.
1501 2009-10-09 Ian Lance Taylor <iant@google.com>
1503 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1505 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1506 Ian Lance Taylor <iant@google.com>
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
1512 * config.in: Regenerate.
1513 * configure: Regenerate.
1515 2009-10-09 Doug Kwan <dougkwan@google.com>
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):
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
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
1550 (Output_section::build_relaxation_map): New method definition.
1551 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
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
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
1617 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1619 * pread.c: Include stdio.h.
1621 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1623 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1626 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
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
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
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.
1641 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
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,
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
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
1662 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
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.
1673 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1675 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1676 Incremental_checker.
1677 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
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
1691 (Incremental_binary::find_incremental_inputs_section): New
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.
1704 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
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
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
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.
1725 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1727 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1729 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1730 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1732 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
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.
1744 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
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.
1751 2009-10-06 Ian Lance Taylor <iant@google.com>
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
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
1776 * target.h (class Target): Add calls_non_split method. Declare
1777 do_calls_non_split virtual method. Declare match_view and
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
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
1824 * testsuite/Makefile.in: Rebuild.
1826 2009-10-06 Ian Lance Taylor <iant@google.com>
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.
1835 2009-10-06 Rafael Espindola <espindola@google.com>
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.
1844 2009-09-30 Doug Kwan <dougkwan@google.com>
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.
1868 2009-09-30 Ian Lance Taylor <iant@google.com>
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.
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.
1881 * parameters.cc (Parameters::set_target): Change parameter type to
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
1906 * output.cc (Output_section::add_input_section): Get target from
1908 (Output_section::relax_input_section): Likewise.
1909 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
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
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.
1929 2009-09-26 Ian Lance Taylor <iant@google.com>
1931 * testsuite/initpri1.c: Don't try to use constructor priorities if
1932 compiling with gcc before 4.3.
1934 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1936 * testsuite/retain_symbols_file_test.sh (check_present): Change
1937 output file name to retain_symbols_file_test.stdout.
1938 (check_absent): Likewise.
1940 2009-09-18 Craig Silverstein <csilvers@google.com>
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.
1954 2009-09-18 Nick Clifton <nickc@redhat.com>
1956 * po/es.po: Updated Spanish translation.
1958 2009-09-17 Doug Kwan <dougkwan@google.com>
1960 * debug.h (DEBUG_RELAXATION): New constant.
1961 (DEBUG_ALL): Add DEBUG_RELAXATION.
1962 (debug_string_to_enum): Add relaxation debug option.
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
2008 (Output_section::add_input_section): Always add an Input_section if
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
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
2032 (Output_data::address_and_file_offset_have_reset_values): New method
2034 (Output_data::do_address_and_file_offset_have_reset_values): New method
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
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
2075 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
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
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
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
2108 (Script_sections::release_segments): New method definition.
2109 * gold/script-sections.h (Script_sections::release_segments): New
2111 * gold/target.h (Target::may_relax, Target::relax,
2112 Target::do_may_relax, Target::do_relax): New method definitions.
2114 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
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):
2124 2009-09-16 Cary Coutant <ccoutant@google.com>
2126 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2127 * testsuite/Makefile.in: Regenerate.
2129 2009-09-11 Nick Clifton <nickc@redhat.com>
2131 * po/gold.pot: Updated by the Translation project.
2133 2009-09-08 Cary Coutant <ccoutant@google.com>
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.
2139 2009-09-02 Ian Lance Taylor <iant@google.com>
2141 * output.cc (Output_file::resize): Call map_no_anonymous rather
2144 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
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
2151 * incremental.h (Incremental_checker): New class.
2153 * output.cc (Output_file::open_for_modification): New method.
2154 (Output_file::map_anonymous): Changed return type to bool. Record
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.
2160 2009-08-24 Cary Coutant <ccoutant@google.com>
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
2169 (Command_line::Pre_options::Pre_options): New constructor.
2171 2009-08-24 Cary Coutant <ccoutant@google.com>
2173 * options.h (General_options::no_keep_memory): Remove incorrect
2176 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2178 * Makefile.am (am__skiplex, am__skipyacc): New.
2179 * Makefile.in: Regenerate.
2181 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
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.
2190 * Makefile.in: Regenerate.
2191 * aclocal.m4: Likewise.
2192 * config.in: Likewise.
2193 * configure: Likewise.
2194 * testsuite/Makefile.in: Likewise.
2196 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2197 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2198 * Makefile.in: Regenerate.
2199 * testsuite/Makefile.in: Regenerate.
2201 2009-08-19 Cary Coutant <ccoutant@google.com>
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.
2207 2009-08-19 Chris Demetriou <cgd@google.com>
2209 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2210 checking source file names in error messages.
2212 2009-08-18 Doug Kwan <dougkwan@google.com>
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
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.
2235 2009-08-14 Ian Lance Taylor <iant@google.com>
2237 * gold.h (FUNCTION_NAME): Define.
2238 (gold_unreachable): Use FUNCTION_NAME.
2240 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2242 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2243 symbol in the --keep-unique list is not found.
2245 2009-08-12 Sriraman Tallam <tmsriram@google.com>
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.
2257 2009-08-12 Cary Coutant <ccoutant@google.com>
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.
2268 2009-08-11 Doug Kwan <dougkwan@google.com>
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.
2274 2009-08-09 Doug Kwan <dougkwan@google.com>
2276 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2279 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2280 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2283 2009-08-06 Sriraman Tallam <tmsriram@google.com>
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.
2292 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2296 * Makefile.am (CCFILES): Add icf.cc.
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
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
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.
2338 2009-07-24 Chris Demetriou <cgd@google.com>
2340 * layout.cc (is_compressible_debug_section): Fix incorrect
2341 comment about compressed section names.
2343 2009-07-20 Ian Lance Taylor <ian@airs.com>
2346 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2348 2009-07-16 Ian Lance Taylor <iant@google.com>
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
2379 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2380 Layout::find_or_add_kept_section.
2382 2009-07-09 Ian Lance Taylor <iant@google.com>
2384 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2385 Reserve space in the hash table.
2387 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
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
2396 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
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
2405 * incremental.h (Incremental_inputs::report_script): Add mtime
2407 (Incremental_inputs::Input_info::Input_info): Intialize only one
2409 (Incremental_inputs::Input_info::archive): Move to nameless
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
2416 * script.h (Script_info::inputs): Style fix.
2418 2009-07-01 Ian Lance Taylor <ian@airs.com>
2420 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2423 2009-06-24 Ian Lance Taylor <iant@google.com>
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
2430 (Layout::finalize): Don't create note sections.
2431 (Layout::create_note): Don't crash if linker script discards
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.
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
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.
2448 2009-06-24 Ian Lance Taylor <iant@google.com>
2450 * script-sections.cc (Output_section_definition::
2451 set_section_addresses): Rename shadowing local load_address to
2454 2009-06-24 Ian Lance Taylor <iant@google.com>
2457 * reloc.cc (relocate_sections): Skip empty relocation sections.
2459 2009-06-23 Ian Lance Taylor <iant@google.com>
2462 * layout.cc (Layout::create_note): Use choose_output_section
2463 rather than make_output_section.
2465 2009-06-23 Ian Lance Taylor <iant@google.com>
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.
2476 2009-06-23 Ian Lance Taylor <iant@google.com>
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.
2487 2009-06-23 Doug Kwan <dougkwan@google.com>
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.
2499 2009-06-23 Ian Lance Taylor <iant@google.com>
2501 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2502 * configure: Rebuild.
2504 2009-06-23 Ian Lance Taylor <iant@google.com>
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.
2512 2009-06-23 Ian Lance Taylor <iant@google.com>
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
2524 2009-06-22 Ian Lance Taylor <iant@google.com>
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
2533 * options.h (class General_options): Declare
2534 string_to_object_format.
2536 2009-06-22 Ian Lance Taylor <iant@google.com>
2538 * script-sections.cc (Script_sections::create_segments): Don't put
2539 program headers in a PT_LOAD segment if -n or -N.
2541 2009-06-22 Ian Lance Taylor <iant@google.com>
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.
2548 2009-06-21 Ian Lance Taylor <iant@google.com>
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
2555 (Layout::segment_precedes): Sort large data segments after other
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
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
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
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]:
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.
2623 2009-06-05 Doug Kwan <dougkwan@google.com>
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.
2645 2009-06-05 Doug Kwan <dougkwan@google.com>
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
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.
2660 2009-06-04 Doug Kwan <dougkwan@google.com>
2662 * layout.cc (Layout::section_name_mapping): Add mapping for
2663 special ARM sections.
2665 2009-06-03 Doug Kwan <dougkwan@google.com>
2667 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2668 (utils::has_overflow): Same.
2670 2009-06-03 Ian Lance Taylor <iant@google.com>
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.
2683 2009-06-03 Doug Kwan <dougkwan@google.com>
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
2691 2009-06-03 Ian Lance Taylor <iant@google.com>
2693 * arm.cc (Target_arm::scan::global): Use || instead of |.
2695 2009-06-02 Doug Kwan <dougkwan@google.com>
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
2708 (Target_arm::Scan::local): Same.
2709 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2711 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2713 * incremental.cc (Incremental_inputs::report_command_line): Filter
2714 out --incremental-* options.
2716 2009-05-29 Doug Kwan <dougkwan@google.com>
2718 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
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_
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.
2746 2009-05-28 Doug Kwan <dougkwan@google.com>
2748 * Makefile.am (TARGETSOURCES): Add arm.cc.
2749 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2750 * Makefile.in: Regenerate.
2752 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2754 2009-05-26 Doug Kwan <dougkwan@google.com>
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().
2769 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2770 * exclude_libs_test_3.c: New file.
2772 2009-05-26 Nick Clifton <nickc@redhat.com>
2774 * po/id.po: New Indonesian translation.
2775 * po/gold.pot: Updated template file.
2777 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2779 * testsuite/Makefile.am: Add -ffunction-sections to compile
2780 gc_comdat_test files. Add -Wl,--gc-sections to build
2782 * testsuite/Makefile.in: Regenerate.
2783 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2785 2009-05-21 Sriraman Tallam <tmsriram@google.com>
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.
2795 2009-05-19 Doug Kwan <dougkwan@google.com>
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
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.
2829 2009-05-15 Ian Lance Taylor <iant@google.com>
2831 * configure.ac: Check for declarations for cases where libiberty.h
2832 checks HAVE_DECL_xxx.
2833 * configure, config.in: Rebuild.
2835 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2837 * gold.h (Incremental_argument_list): Remove (invalid) forward
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
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
2866 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2868 * script.cc (read_input_script): Call
2869 Incremental_input::report_script.
2870 * script.h (Script_info): New class.
2872 2009-04-27 Ian Lance Taylor <iant@google.com>
2874 * x86_64.cc (do_adjust_output_section): Set entsize to
2877 2009-04-23 Elliott Hughes <enh@google.com>
2879 * output.cc (Output_file::close): After short writes, continue
2880 writing from the correct offset in the buffer being written.
2882 2009-04-23 Chris Demetriou <cgd@google.com>
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.
2890 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
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
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
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.
2918 2009-04-01 Ian Lance Taylor <iant@google.com>
2919 Mikolaj Zalewski <mikolajz@google.com>
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
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.
2943 2009-03-30 Ian Lance Taylor <iant@google.com>
2945 * ffsll.c (ffsll): Correct implementation.
2947 2009-03-27 Ian Lance Taylor <iant@google.com>
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.
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.
2963 2009-03-27 Cary Coutant <ccoutant@google.com>
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.
2970 2009-03-24 Cary Coutant <ccoutant@google.com>
2972 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2974 (needs_dynamic_reloc): Likewise.
2976 2009-03-24 Ian Lance Taylor <iant@google.com>
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.
2983 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2985 * object.cc (is_elf_object): Define.
2986 * object.h (is_elf_object): Declare.
2987 * archive.cc (Archive::get_elf_object_for_member): Call
2989 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2991 2009-03-24 Elliott Hughes <enh@google.com>
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.
2998 2009-03-24 Ian Lance Taylor <iant@google.com>
3000 * target-select.cc (instantiate_target): Don't acquire the lock if
3001 the instantiated_target_ field has already been set.
3003 2009-03-23 Ian Lance Taylor <iant@google.com>
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
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
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.
3032 * freebsd.h: New file.
3033 * i386.cc: Include "freebsd.h".
3034 (Target_i386): Derive from Target_freebsd rather than
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
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.
3056 * merge.cc (do_add_input_section): Correct pend value. Change
3057 message about last entry not being null terminated from error to
3060 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3062 * incremental.cc: New file.
3063 * Makefile.am (CCFILES): Add incremental.cc.
3064 * Makefile.in: Rebuild.
3066 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3068 * layout.cc (Layout::output_section_name): Preserve names
3069 of '.note.' sections.
3071 2009-03-19 Ian Lance Taylor <iant@google.com>
3073 * descriptors.cc (Descriptors::open): Check that the options are
3074 valid before using them.
3076 2009-03-18 Ian Lance Taylor <iant@google.com>
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_
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.
3099 2009-03-17 Ian Lance Taylor <iant@google.com>
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.
3109 * configure.ac: Check for chsize and posix_fallocate. Replace
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
3116 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3117 * configure, Makefile.in, config.in: Rebuild.
3119 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
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.
3125 2009-03-17 Ian Lance Taylor <iant@google.com>
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.
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.
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.
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
3151 (do_define_in_output_data): If resolving with oldsym, don't delete
3153 (do_define_in_output_segment): Likewise.
3154 (do_define_as_constant): Likewise.
3155 * symtab.h (class Symbol_table): Update declarations.
3157 2009-03-13 Ian Lance Taylor <iant@google.com>
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,
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.
3175 * archive.cc (Archive::setup): Remove input_objects parameter.
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
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
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
3206 (script_set_symbol): Clear skip_on_incompatible_target in
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.
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
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.
3234 * fileread.cc (Input_file::open): Remove options parameter.
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.
3244 2009-03-10 Nick Clifton <nickc@redhat.com>
3246 * po/es.po: New Spanish translation.
3248 2009-03-06 Cary Coutant <ccoutant@google.com>
3250 * options.cc (parse_short_option): Keep dash_z from registering itself.
3252 2009-03-03 Ian Lance Taylor <iant@google.com>
3255 * target-reloc.h (relocate_section): Pass output_section to
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.
3269 2009-03-01 Ian Lance Taylor <iant@google.com>
3271 * configure.ac: Check for byteswap.h.
3272 * configure: Rebuild.
3273 * config.in: Rebuild.
3275 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
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.
3294 2009-02-28 Ian Lance Taylor <iant@google.com>
3296 * README: --gc-sections and map files are now supported. Document
3297 some build requirements.
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
3306 2009-02-27 Ian Lance Taylor <iant@google.com>
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.
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
3334 (Descriptors::close_some_descriptor): Clear stack_next and
3338 * output.cc (Output_section::find_starting_output_address): Rename
3339 from starting_output_address; add PADDR parameter; change return
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.
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.
3363 2009-02-25 Cary Coutant <ccoutant@google.com>
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.
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.
3375 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
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
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.
3396 2009-02-06 Ian Lance Taylor <iant@google.com>
3398 * object.cc (Sized_relobj::do_layout): Make info message start
3399 with lower case letter.
3401 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3403 * binary.cc: Fix file comment.
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
3413 (Position_dependent_options::copy_from_options): Set incremental
3415 * options.cc (General_options::parse_incremental_changed): New
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.
3424 2009-02-06 Chris Demetriou <cgd@google.com>
3426 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3427 pointer and to report location as the file name associated with
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
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.
3450 2009-02-04 Duncan Sands <baldrick@free.fr>
3453 * reduced_debug_output.h
3454 (Output_reduced_debug_abbrev_section::failed): Use format for
3456 (Output_reduced_debug_info_section::faild): Likewise.
3458 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3460 * script.cc (Lazy_demangler): New class.
3461 (Version_script_info::get_symbol_version_helper): Demangle a
3464 2009-01-29 Cary Coutant <ccoutant@google.com>
3466 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3468 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3470 2009-01-28 Ian Lance Taylor <iant@google.com>
3472 * version.cc (version_string): Bump to 1.9.
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
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.
3482 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3484 * Makefile.am (CCFILES): Add gc.cc.
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
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
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
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
3550 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3551 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3553 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
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.
3560 2009-01-20 Andreas Schwab <schwab@suse.de>
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.
3567 2009-01-19 Andreas Schwab <schwab@suse.de>
3569 * configure.tgt (powerpc64-*): Fix targ_obj.
3571 2009-01-15 Ian Lance Taylor <iant@google.com>
3573 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3574 local symbols when stripping all symbols.
3576 2009-01-14 Cary Coutant <ccoutant@google.com>
3578 * output.cc (Output_reloc): Add explicit instantiations.
3580 2009-01-14 Cary Coutant <ccoutant@google.com>
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
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
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.
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.
3636 2009-01-07 Ian Lance Taylor <iant@google.com>
3638 * version.cc (version_string): Bump to 1.8.
3640 2008-12-23 Cary Coutant <ccoutant@google.com>
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
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.
3653 2008-12-23 Cary Coutant <ccoutant@google.com>
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.
3659 * testsuite/Makefile.am (plugin_test_3): New test case.
3660 * testsuite/Makefile.in: Regenerate.
3661 * testsuite/plugin_test_3.sh: New file.
3663 2008-12-22 Cary Coutant <ccoutant@google.com>
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
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.
3690 2008-12-17 Ian Lance Taylor <iant@google.com>
3692 * options.h (class General_options): Add --no case for
3695 2008-12-16 Cary Coutant <ccoutant@google.com>
3697 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
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
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
3712 2008-12-12 Ian Lance Taylor <iant@google.com>
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
3721 * configure.ac: Update test for TLS descriptors: they are
3722 supported as of glibc 2.9.
3723 * configure: Rebuild.
3725 2008-12-11 Ian Lance Taylor <iant@google.com>
3728 * target-reloc.h (Default_scan_relocatable_relocs): For each
3729 function, map r_type == 0 to RELOC_DISCARD.
3731 2008-12-10 Cary Coutant <ccoutant@google.com>
3733 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3734 object to override a kept COMDAT group from a plugin object.
3736 2008-12-09 Ian Lance Taylor <iant@google.com>
3739 * yyscript.y (file_cmd): Handle INPUT.
3741 * testsuite/initpri1.c: Change all declarations to be full
3742 prototypes by adding void, to avoid compiler warnings.
3744 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
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.
3761 2008-12-05 Cary Coutant <ccoutant@google.com>
3763 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3764 Handle --strip-lto-sections option.
3765 * options.h (strip_lto_sections): New option.
3767 2008-12-01 Cary Coutant <ccoutant@google.com>
3769 * plugin.cc (ld_plugin_message): Change format parameter to const.
3770 Fix mismatch between new[] and delete.
3772 2008-11-14 Cary Coutant <ccoutant@google.com>
3774 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3777 2008-11-05 Craig Silverstein <csilvers@google.com>
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.
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
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.
3809 2008-11-05 Craig Silverstein <csilvers@google.com>
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.
3816 2008-10-07 Cary Coutant <ccoutant@google.com>
3818 * options.c (General_options::finalize): Add check for -static and
3820 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3823 2008-10-02 Cary Coutant <ccoutant@google.com>
3825 * plugin.cc (make_sized_plugin_object): Fix conditional
3826 compilation to work when not all targets are enabled.
3828 2008-09-29 Cary Coutant <ccoutant@google.com>
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.
3834 * testsuite/Makefile.am (TEST_AR): New variable.
3835 (thin_archive_test_1): New test.
3836 (thin_archive_test_2): New test.
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.
3844 2008-09-29 Cary Coutant <ccoutant@google.com>
3846 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3847 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
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
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.
3867 2008-09-19 Cary Coutant <ccoutant@google.com>
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.
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
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
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
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
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.
3940 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3941 (LIBDL): New variable.
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.
3952 2008-09-16 Ian Lance Taylor <iant@google.com>
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.
3965 * fileread.cc (make_view): Add casts to avoid warning.
3967 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3969 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3970 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3972 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
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.
3980 2008-09-11 Chris Demetriou <cgd@google.com>
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
3987 2008-09-05 Cary Coutant <ccoutant@google.com>
3989 * fileread.cc (File_read::make_view): Add check for attempt to map
3992 2008-09-05 Cary Coutant <ccoutant@google.com>
3994 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3995 explicit instantiations.
3997 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4000 * options.cc (General_options::finalize): Allow undefined symbols
4001 in shlibs if linking -shared.
4004 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4005 symbols as not needing a dynsym entry.
4007 2008-08-20 Craig Silverstein <csilvers@google.com>
4009 * fileread.cc (File_read::open): Do not lock the file unless it
4010 was successfully opened.
4012 2008-08-14 Cary Coutant <ccoutant@google.com>
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.
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.
4024 2008-08-13 Ian Lance Taylor <iant@google.com>
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_
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
4053 (Output_section_definition::set_section_addresses): Set relro for
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
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
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.
4080 2008-08-06 Cary Coutant <ccoutant@google.com>
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
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
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
4121 2008-08-04 Ian Lance Taylor <iant@google.com>
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.
4138 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4140 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4141 * testsuite/Makefile.in: Rebuild.
4143 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4145 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4146 * Makefile.in: Regenerate.
4147 * po/POTFILES.in: Regenerate.
4149 2008-07-29 Ian Lance Taylor <iant@google.com>
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
4157 * testsuite/script_test_2.t: Define test_addr_alias and
4160 2008-07-24 Ian Lance Taylor <iant@google.com>
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
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
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.
4195 * gold.h: Always include <clocale>. Add Solaris workarounds
4196 following code in binutils/sysdep.h.
4199 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4200 this->eh_frame_hdr_ is NULL before using it.
4202 * dynobj.cc (Versions::Versions): Update comment.
4204 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4205 the base version name.
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):
4216 2008-07-23 Ian Lance Taylor <iant@google.com>
4219 * object.h (Merged_symbol_value::value): Do our best to handle a
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.
4241 2008-07-23 Simon Baldwin <simonb@google.com>
4243 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4244 to zero for undefined symbols from dynamic libraries.
4246 2008-07-23 Ian Lance Taylor <iant@google.com>
4248 * symtab.cc (Symbol_table::resolve): Remove version parameter.
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.
4258 2008-07-22 Ian Lance Taylor <iant@google.com>
4260 * options.h (class General_options): Define --check-sections.
4261 * layout.cc (Layout::set_segment_offsets): Handle
4264 * options.h (class General_options): Define -n/--nmagic and
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
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
4280 * cref.cc: 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
4286 (Archive::add_symbols): Call Input_objects::archive_start and
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
4306 (class Input_objects): Add cref_ field. Update constructor.
4307 Update declarations.
4308 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4310 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
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.
4324 2008-07-22 Simon Baldwin <simonb@google.com>
4326 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4327 to zero when writing undefined symbols.
4329 2008-07-22 Ian Lance Taylor <iant@google.com>
4331 * output.cc (Output_section::add_input_section): Don't try to
4332 merge empty merge sections.
4334 2008-07-21 Craig Silverstein <csilvers@google.com>
4336 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4337 Include symbol version in error message.
4339 2008-07-20 Chris Demetriou <cgd@google.com>
4341 * configure.ac (gold_cv_c_random_seed): New configured variable.
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.
4348 2008-07-18 Ian Lance Taylor <iant@google.com>
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.
4360 2008-07-17 Ian Lance Taylor <iant@google.com>
4362 * dynobj.cc (Versions::add_def): If we give an error about a
4363 missing version, go ahead and create the version anyhow.
4365 2008-07-10 Ian Lance Taylor <iant@google.com>
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
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
4389 (Sized_relobj::include_linkonce_section): Likewise.
4390 (Sized_relobj::do_layout): Use separate arrays for output section
4392 (Sized_relobj::do_count_local_symbols): Change map_to_output to
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
4407 * output.cc (Output_reloc::Output_reloc): Change relobj to
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
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
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.
4436 2008-07-03 Ian Lance Taylor <iant@google.com>
4438 * layout.cc (Layout::include_section): Do not discard unrecognized
4439 SHT_STRTAB sections.
4441 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4443 * script.cc (Lex::can_continue_name): Make '?' allowable in
4444 version-script names.
4445 * testsuite/version_script.map: Change glob pattern to use '?'
4447 2008-06-30 Manish Singh <yosh@gimp.org>
4450 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4453 2008-06-30 Ian Lance Taylor <iant@google.com>
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.
4461 2008-06-25 Cary Coutant <ccoutant@google.com>
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.
4467 2008-06-23 Craig Silverstein <csilvers@google.com>
4469 * version.cc (version_string): Bump to 1.7
4471 2008-06-18 Craig Silverstein <csilvers@google.com>
4473 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4474 constant 0xFFFF to type Valtype.
4475 (Powerpc_relocate_functions::rel16_ha): Likewise.
4477 2008-06-17 Ian Lance Taylor <iant@google.com>
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.
4493 * script-sections.cc (Script_sections::place_orphan): Initialize
4494 local variable exact.
4496 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4498 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4500 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4501 David S. Miller <davem@davemloft.net>
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.
4509 2008-06-09 Ian Lance Taylor <iant@google.com>
4511 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4513 (throwing, orig_terminate): New static variables.
4514 (terminate_handler): New static function.
4515 (t2): Set terminate handler.
4517 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4520 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4523 2008-05-30 Cary Coutant <ccoutant@google.com>
4525 * archive.cc (Archive::include_all_members) Correct to step
4526 over symbol table and extended name table in thin archives.
4528 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4531 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4534 2008-05-28 Caleb Howe <cshowe@google.com>
4536 * reduced_debug_output.cc: New file.
4537 * reduced_debug_output.h: New file.
4538 * options.h (class General_options): Add --strip-debug-non-line.
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_
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.
4559 2008-05-21 Ian Lance Taylor <iant@google.com>
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
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
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
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
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
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
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
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
4650 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4652 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4654 * Makefile.am (CCFILES): Add mapfile.cc.
4655 (HFILES): Add mapfile.h.
4656 * Makefile.in: Rebuild.
4658 2008-05-19 Ian Lance Taylor <iant@google.com>
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
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
4669 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4671 (Layout::linkonce_mapping): Map d.rel.ro.local to
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
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.
4709 2008-05-16 Ian Lance Taylor <iant@google.com>
4711 * output.cc (Output_segment::add_output_section): Remove front
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.
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
4730 * output.cc (Output_reloc::get_address): Change return type to
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.
4736 2008-05-09 Ian Lance Taylor <iant@google.com>
4739 * gold.cc (gold_nomem): Use return value of write.
4741 2008-05-08 Ian Lance Taylor <iant@google.com>
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.
4759 (Symbol::override_base): Call override_version.
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.
4767 2008-05-06 Ian Lance Taylor <iant@google.com>
4770 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
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
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.
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
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
4801 (Symbol_table::do_add_undefined_symbols_from_command_line): New
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.
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.
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
4835 * options.cc (General_options::parse_Bstatic): Remove.
4837 * options.h (class General_options): Add --fatal-warnings.
4838 * main.cc (main): Implement --fatal-warnings.
4839 * errors.h (Errors::warning_count): New function.
4841 * options.h (class General_options): Add -Bsymbolic-functions.
4842 * symtab.h (Symbol::is_preemptible): Check for
4843 -Bsymbolic-functions.
4845 2008-05-05 Ian Lance Taylor <iant@google.com>
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
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
4862 (Output_reloc::write_rel): Call it.
4863 (Output_reloc::compare): New function.
4864 (Output_data_reloc_base::do_write): Optionally sort relocs.
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.
4871 * object.cc (Sized_relobj::include_section_group): Adjust section
4872 indexes read from group data. Build vector to pass to
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
4881 (Output_data_group::do_write): Change input_sections_ to
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.
4887 2008-04-30 Cary Coutant <ccoutant@google.com>
4889 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4891 * layout.cc (Layout::include_section): Refactored check for debug
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.
4931 2008-04-30 Craig Silverstein <csilvers@google.com>
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.
4944 2008-04-28 Cary Coutant <ccoutant@google.com>
4946 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4947 R_386_PC8 relocations.
4949 2008-04-23 Ian Lance Taylor <iant@google.com>
4951 * object.cc (Sized_relobj::include_section_group): Check for
4952 invalid section group.
4954 * object.cc (make_elf_object): Correct test for 64-bit ELF file
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.
4961 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4963 * aclocal.m4: Regenerate.
4964 * configure: Regenerate.
4966 2008-04-19 Ian Lance Taylor <iant@google.com>
4968 * version.cc (version_string): Bump to 1.6.
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.
4976 * object.cc (Sized_relobj::do_add_symbols): Always pass
4977 local_symbol_count_ to add_from_relobj.
4979 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4980 every thousand variables.
4981 * testsuite/Makefile.in: Rebuild.
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
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.
5015 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
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_
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
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
5044 (Layout::allocated_output_section_count): New function.
5045 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
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.
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_
5069 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
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
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
5081 (Weak_alias_sorter::operator()): Assert that symbols are
5083 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
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
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
5115 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5117 * dwarf_reader.h (class Sized_dwarf_line_info): Update
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.
5147 2008-04-17 Cary Coutant <ccoutant@google.com>
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):
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.
5168 2008-04-17 David S. Miller <davem@davemloft.net>
5170 * options.cc (General_options::parse_V): New function.
5171 * options.h: Add entries for -V and -Qy.
5173 2008-04-17 Ian Lance Taylor <iant@google.com>
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.
5183 * symtab.cc (Symbol_table::Symbol_table): Initialize
5185 (Symbol_table::add_from_object): Put TLS common symbols on
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
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.
5221 2008-04-16 Cary Coutant <ccoutant@google.com>
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.
5233 2008-04-16 Cary Coutant <ccoutant@google.com>
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.
5248 2008-04-16 David S. Miller <davem@davemloft.net>
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.
5256 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5257 * configure: Rebuild.
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.
5267 2008-04-16 Ian Lance Taylor <iant@google.com>
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,
5280 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5282 (Target_i386::do_finalize_sections): Change handling of
5284 * sparc.cc: Include "copy-relocs.h".
5285 (class Target_sparc): Change type of copy_relocs_ to variable,
5287 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5289 (Target_sparc::do_finalize_sections): Change handling of
5291 * x86_64.cc: Include "copy-relocs.h".
5292 (class Target_x86_64): Change type of copy_relocs_ to variable,
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
5298 * Makefile.am (CCFILES): Add copy-relocs.cc.
5299 (HFILES): Add copy-relocs.h.
5301 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5303 * testsuite/script_test_4.sh: Permit leading zeroes.
5305 2008-04-15 Ian Lance Taylor <iant@google.com>
5307 * script-sections.cc (Script_sections::create_segments): Use
5308 header_size_adjustment even when there is enough room for the
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.
5319 * sparc.cc: Add definitions for Output_data_plt_sparc class
5322 2008-04-14 David S. Miller <davem@davemloft.net>
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
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.
5337 2008-04-14 Ian Lance Taylor <iant@google.com>
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
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.
5365 2008-04-11 Cary Coutant <ccoutant@google.com>
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.
5371 2008-04-11 Ian Lance Taylor <iant@google.com>
5373 * output.h (class Output_section_data): Remove inline definition
5375 * output.cc (Output_section_data::set_addralign): New function.
5377 2008-04-11 Cary Coutant <ccoutant@google.com>
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
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
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
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
5417 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
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):
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.
5456 2008-04-11 Ian Lance Taylor <iant@google.com>
5458 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5460 * testsuite/Makefile.in: Rebuild.
5462 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5464 * testsuite/script_test_2.cc (main): Adjust test.
5466 2008-04-11 David S. Miller <davem@davemloft.net>
5467 Ian Lance Taylor <iant@google.com>
5469 * options.h (General_options): Add entries for '-Y' and
5471 * options.cc (General_options:finalize): If -Y was used, add those
5472 entries to the library path instead of the default "/lib" and
5475 2008-04-11 David S. Miller <davem@davemloft.net>
5477 * testsuite/justsyms.t: Start at 0x100.
5478 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5479 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5481 * testsuite/script_test_2.cc: Adjust string and section length
5484 2008-04-09 Ian Lance Taylor <iant@google.com>
5487 * script-sections.cc (Sections_element::allocate_to_segment): Add
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.
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.
5515 2008-04-08 Ian Lance Taylor <iant@google.com>
5517 * options.h (class General_options): Add --noinhibit-exec option.
5518 * main.cc (main): Check --noinhibit-exec.
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):
5536 * errors.cc (Errors::undefined_symbol): Mention symbol version if
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.
5546 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5549 2008-04-08 Craig Silverstein <csilvers@google.com>
5551 * configure.ac: Export new conditional variable HAVE_ZLIB.
5552 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5554 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5555 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5557 2008-04-07 Ian Lance Taylor <iant@google.com>
5559 * version.cc (version_string): Set to "1.5".
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.
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
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.
5580 * configure.ac: Don't test for objdump, c++filt, or readelf.
5581 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
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.
5599 2008-04-04 Cary Coutant <ccoutant@google.com>
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
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.
5614 2008-04-03 Craig Silverstein <csilvers@google.com>
5616 * compressed_output.h (class Output_compressed_section): Use
5618 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5620 (zlib_compressed_suffix): Removed.
5621 (Output_compressed_section::set_final_data_size): Use unsigned
5623 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5624 Fix linker invocation.
5625 (flagstest_o_specialfile_and_compress_debug_sections):
5627 * testsuite/Makefile.in: Regenerated.
5629 2008-04-02 David S. Miller <davem@davemloft.net>
5631 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5632 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5634 2008-04-02 Craig Silverstein <csilvers@google.com>
5638 2008-04-02 Ian Lance Taylor <iant@google.com>
5640 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5641 parameters. Update for new key type to views_. Change all
5643 (File_read::read): Adjust for byteshift in returned view.
5644 (File_read::add_view): New function, broken out of
5646 (File_read::make_view): New function, broken out of
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
5660 (Object::get_lasting_view): Likewise.
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
5668 2008-03-31 Cary Coutant <ccoutant@google.com>
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
5676 (Archive::interpret_header): Likewise.
5677 (Archive::include_all_members): Change to handle thin
5679 (Archive::include_member): Likewise.
5680 * archive.h (Archive::Archive): Add new parameters and
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
5698 2008-03-29 Ian Lance Taylor <iant@google.com>
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.
5709 (Output_section::Input_section_sort_entry::has_priority): New
5711 (Output_section::Input_section_sort_entry::match_file_name): New
5713 (Output_section::Input_section_sort_entry::match_section_name):
5715 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5717 (Output_section::Input_section_sort_entry::match_section_file):
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
5723 * testsuite/initpri1.c (d3): Check j != 4.
5724 (cd5): New constructor/destructor function.
5725 (main): Check j != 2.
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.
5737 2008-03-28 Ian Lance Taylor <iant@google.com>
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
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
5746 (Output_section::set_may_sort_attached_input_sections): New
5748 (Output_section::must_sort_attached_input_sections): New
5750 (Output_section::set_must_sort_attached_input_sections): New
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
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
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.
5777 2008-03-27 Ian Lance Taylor <iant@google.com>
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.
5786 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5787 and commons_ correctly when NAME/VERSION does not override
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.
5794 2008-03-26 Ian Lance Taylor <iant@google.com>
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.
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.
5830 2008-03-25 Ian Lance Taylor <iant@google.com>
5832 * options.cc: Include "../bfd/bfdver.h".
5833 (options::help): Print bug reporting address.
5835 * version.cc (print_version): Adjust output for current value of
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
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
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.
5869 * README: Rewrite, with some notes on unsupported features.
5871 2008-03-24 Cary Coutant <ccoutant@google.com>
5873 * i386.cc (Target_i386::Got_type): New enum declaration.
5874 (Target_i386::Scan::local): Updated callers of Output_data_got
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
5924 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
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
5940 (Target_x86_64::Scan::global): Likewise.
5941 (Target_x86_64::Relocate::relocate): Likewise.
5942 (Target_x86_64::Relocate::relocate_tls): Likewise.
5944 2008-03-25 Ben Elliston <bje@au.ibm.com>
5946 * yyscript.y: Fix spelling error in comment.
5948 2008-03-24 Ian Lance Taylor <iant@google.com>
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.
5965 * x86_64.cc: Correct license to GPLv3.
5967 2008-03-23 Ian Lance Taylor <iant@google.com>
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
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
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
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.
5996 2008-03-22 Ian Lance Taylor <iant@google.com>
5998 * gold.h: Include <cstddef> and <sys/types.h>
5999 * options.h: Include <cstring>.
6001 2008-03-21 Ian Lance Taylor <iant@google.com>
6003 * Added source code to GNU binutils.