1 2010-01-13 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5 apparent compiler problem of not folding static constant integral
6 data members of elfcpp::Elf_sizes<32>.
8 2010-01-13 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
11 Arm_relobj::section_needs_cortex_a8_stub_scanning,
12 Arm_relobj::scan_section_for_cortex_a8_erratum,
13 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
14 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
15 sections to scan for relocation stubs into a new method
16 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
17 relocation and Cortex-A8 stub scanning.
18 (Target_arm::do_relax): Force stubs to be after stubbed sections
19 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
20 the beginning of a new relaxation pass. Update a comment.
21 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
23 2010-01-12 Ian Lance Taylor <iant@google.com>
25 * target-reloc.h (visibility_error): New inline function.
26 (relocate_section): Call visibility_error.
27 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
28 (MOSTLYCLEANFILES): Likewise.
29 (protected_4_pic.o, protected_3.err): New targets.
30 * testsuite/protected_4.cc: New file.
32 2010-01-12 Doug Kwan <dougkwan@google.com>
34 * arm.cc (Cortex_a8_reloc): New class.
35 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
36 and cortex_a8_relocs_info_.
37 (Target_arm::fix_cortex_a8): New method definition.
38 (Target_arm::Cortex_a8_relocs_info): New type.
39 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
40 New data member declarations.
41 (Target_arm::scan_reloc_for_stub): Record information about
42 relocations for THUMB branches that might be exempted from the
44 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
45 at the beginning of a relaxation pass.
47 2010-01-12 Doug Kwan <dougkwan@google.com>
49 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
50 (Arm_relobj::Mapping_symbol_position,
51 Arm_reloj::Mapping_symbol_position_less,
52 Arm_relobj::Mapping_symbols_info): New types.
53 (Target_arm::is_mapping_symbol_name): New method definition.
54 (Arm_relobj::do_count_local_symbols): Save information about mapping
57 2010-01-11 Doug Kwan <dougkwan@google.com>
59 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
60 Arm_relocate_functions::thumb32_branch_upper,
61 Arm_relocate_functions::thumb32_branch_lower,
62 Arm_relocate_functions::thumb32_cond_branch_offset,
63 Arm_relocate_functions::thumb32_cond_branch_upper,
64 Arm_relocate_functions::thumb32_cond_branch_lower,
65 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
66 branch offset encoding.
67 (Arm_relocate_functions::thumb_branch_common): Use new branch
68 offset encoding methods to avoid code duplication.
69 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
70 (Stub_addend_reader::operator()): Use new branch encoding method
71 to avoid code duplication.
73 2010-01-11 Doug Kwan <dougkwan@google.com>
75 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
76 (Target_arm::do_finalize_sections): Define special EXIDX section
77 symbols only if referenced.
78 * gc.h (Garbage_collection::add_reference): New method.
79 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
82 2010-01-11 Ian Lance Taylor <iant@google.com>
84 * script.cc (Version_script_info::build_expression_list_lookup):
85 Change complaing about duplicate wildcard match from error to
88 * script.cc (class Lazy_demangler): Recreate--revert part of patch
90 (Version_script_info::Version_script_info): Initialize globs_,
91 default_version_, default_is_global_, and exact_. Don't
92 initialize globals_ or locals_.
93 (Version_script_info::build_lookup_tables): Build local symbols
95 (Version_script_info::unquote): New function.
96 (Version_script_info::add_exact_match): New function.
97 (Version_script_info::build_expression_list_lookup): Remove lookup
98 parameter. Add is_global parameter. Change all callers. Handle
99 wildcard pattern specially. Unquote pattern. Call
101 (Version_script_info::get_name_to_match): New function.
102 (Version_script_info::get_symbol_version): New function.
103 (Version_script_info::get_symbol_version_helper): Remove.
104 (Version_script_info::check_unmatched_names): Call unquote.
105 * script.h (class Version_script_info): Change get_symbol_version
106 to be non-inline and add is_global parameter; change all callers.
107 Rewrite symbol_is_local. Update declarations. Define struct
108 Version_tree_match, Exact, Globs. Don't define struct Lookup.
109 Remove globals_ and locals_ members. Add exact_, globs_,
110 default_version_, is_global_.
111 (Version_script_info::Glob): Remove pattern, add expression and
112 is_global. Update constructor. Change all callers.
113 * dynobj.cc (Versions::finalize): Mark the version symbol as the
115 (Versions::symbol_section_contents): If a symbol is undefined, or
116 defined in a dynamic object, set the version index to
118 * symtab.cc (Symbol_table::add_from_relobj): Don't call
120 (Symbol_table::add_from_pluginobj): Likewise.
121 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
123 2010-01-11 Doug Kwan <dougkwan@google.com>
125 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
126 (incremental_dump_LDADD): Add linking option for libintl.
127 * Makefile.in: Regenerate.
129 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
132 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
134 * testsuite/Makefile.in: Regenerated.
136 2010-01-10 Doug Kwan <dougkwan@google.com>
138 * options.h (DEFINE_var): Use parentheses around argument varname__
139 in macro body to avoid any unintended subsequent substitutions.
141 2010-01-10 Ian Lance Taylor <iant@google.com>
143 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
144 candidates before doing symbol resolution.
146 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
147 ODR candidates if only one is weak.
149 2010-01-08 Ian Lance Taylor <iant@google.com>
151 * script.cc (Version_script_info::build_expression_list_lookup):
152 Don't warn about ambiguous version, just record the ambiguity.
153 (Version_script_info::get_symbol_version_helper): Give error if
154 version is ambiguous.
156 2010-01-08 Doug Kwan <dougkwan@google.com>
158 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
159 prev_data_size_ and prev_addralign_. Remove initializer for
160 deleted data member has_been_changed_.
161 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
162 to determine if the table is empty.
163 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
165 (Stub_table::add_reloc_stub): Define method in class definition
166 instead of just declaring it there.
167 (Stub_table::add_cortex_a8_stub): New method definition.
168 (Stub_table::update_data_size_and_addralign): Ditto.
169 (Stub_table::finalize_stubs): Ditto.
170 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
171 (Stub_table::do_addralign_): Return address alignment in the
172 (Stub_table::do_reset_address_and_file_offset): Define method in
173 class definition instead of declaring it there. Set current data
174 size to be the data size of the previous pass.
175 (Stub_table::set_final_data_size): Use current data size as the
177 (Stub_table::relocate_stub): Change parameter type of stub from
178 Reloc_stub pointer to Stub pointer.
179 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
180 (Stub_table::Cortex_a8_stub_list): New typedef.
181 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
182 Stub_table::prev_addralign_): New data member.
183 (Arm_relobj::Arm_relobj): Initialize data member
184 section_has_cortex_a8_workaround_.
185 (Arm_relobj::section_has_cortex_a8_workaround,
186 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
188 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
190 (Target_arm::relocate_stub): Change parameter type of stub from
191 Reloc_stub pointer to Stub pointer.
192 (Insn_template::size, Insn_template::alignment): Handle
193 THUMB16_SPECIAL_TYPE.
194 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
195 Stub_table::update_data_size_and_addralign,
196 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
198 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
199 (Stub_table::do_write): Ditto.
200 (Target_arm::do_relax): Adjust code for changes in Stub_table.
202 2010-01-08 Ian Lance Taylor <iant@google.com>
205 * symtab.h (class Symbol): Remove fields is_target_special_ and
206 has_plt_offset_. Add field is_defined_in_discarded_section_.
207 (Symbol::is_defined_in_discarded_section): New function.
208 (Symbol::set_is_defined_in_discarded_section): New function.
209 (Symbol::has_plt_offset): Rewrite.
210 (Symbol::set_plt_offset): Verify that new offset is not -1U.
211 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
212 Don't initialize is_target_special_ or has_plt_offset_.
213 Initialize is_defined_in_discarded_section_.
214 (Symbol_table::add_from_relobj): If appropriate, set
215 is_defined_in_discarded_section.
216 * resolve.cc (Symbol::override_base_with_special): Don't test
217 is_target_special_. Change has_plt_offset_ to has_plt_offset().
218 * target-reloc.h (relocate_section): Do special handling for
219 symbols defined in discarded sections for global symbols as well
222 2010-01-08 Ian Lance Taylor <iant@google.com>
224 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
227 2010-01-08 Ian Lance Taylor <iant@google.com>
229 * object.cc (Sized_relobj::do_layout): Don't get confused if
230 layout_eh_frame returns NULL.
232 2010-01-08 Ian Lance Taylor <iant@google.com>
235 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
236 dynamic symbol table, use the normal symbol table.
237 (Sized_dynobj::do_read_symbols): Remove assertion about type of
240 2010-01-08 Ian Lance Taylor <iant@google.com>
243 * layout.cc (Layout::include_section): Remove .gnu_debuglink
246 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
248 * version.cc (print_version): Change to "Copyright 2010".
250 2010-01-08 Ian Lance Taylor <iant@google.com>
254 * i386.cc (class Target_i386): Change return type of plt_section
256 (class Output_data_plt_i386): Add tls_desc_rel_ field.
257 (Output_data_plt_i386::Output_data_plt_i386): Initialize
259 (Output_data_plt_i386::rel_tls_desc): New function.
260 (Target_i386::rel_tls_desc_section): New function.
261 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
262 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
263 R_386_TLS_DESC reloc in rel_tls_desc_section.
264 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
265 Define struct Tlsdesc_info.
266 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
267 (Target_x86_64::do_reloc_symbol_index): New function.
268 (Target_x86_64::add_tlsdesc_info): New function.
269 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
270 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
272 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
274 (Output_data_plt_x86_64::rela_tlsdesc): New function.
275 (Target_x86_64::rela_tlsdesc_section): New function.
276 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
278 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
279 (Target_x86_64::do_reloc_addend): New function.
280 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
281 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
282 declarations. Define TARGET_CODE. Add arg field to u1_ union.
283 (Output_reloc::type): New function.
284 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
285 (Output_reloc::is_target_specific): New function.
286 (Output_reloc::target_arg): New function.
287 (class Output_reloc) [SHT_RELA]: Add four new constructors for
288 absolute relocs and target specific relocs.
289 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
291 (class Output_data_reloc) [SHT_RELA]: Likewise.
292 * output.cc (Output_reloc::Output_reloc): Add four new versions
293 for absolute relocs and target specific relocs.
294 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
295 (Output_reloc::get_symbol_index): Likewise.
296 (Output_reloc::local_section_offset): Check that local_sym_index_
297 is not TARGET_CODE or 0.
298 (Output_reloc::symbol_value): Likewise.
299 (Output_reloc::write) [SHT_RELA]: Call target for target specific
301 * target.h (class Target): Add reloc_symbol_index and reloc_addend
302 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
304 * layout.cc (add_target_dynamic_tags): Use output section for
305 DT_PLTRELSZ and DT_JMPREL.
307 2010-01-07 Ian Lance Taylor <iant@google.com>
310 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
312 (class Output_data_reloc_generic): Define.
313 (class Output_data_reloc_base): Change base class to
314 Output_data_reloc_generic. Change add() method to call
315 bump_relative_reloc_count for a relative reloc. Remove
317 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
319 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
320 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
322 * layout.h (class Layout): Update declaration.
324 2010-01-07 Ian Lance Taylor <iant@google.com>
326 * output.h (class Output_data): Add const version of
327 output_section and do_output_section.
328 (class Output_section_data): Add const version of
330 (class Output_section): Likewise.
331 * layout.cc (Layout::add_target_dynamic_tags): New function.
332 * layout.h (class Layout): Update declarations.
333 * arm.cc (Target_arm::do_finalize_sections): Use
334 add_target_dynamic_tags.
335 * i386.cc (Target_i386::do_finalize_sections): Likewise.
336 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
337 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
338 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
340 2010-01-07 Ian Lance Taylor <iant@google.com>
343 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
346 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
347 Ian Lance Taylor <iant@google.com>
350 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
351 Xindex::read_symtab_xindex.
353 2010-01-07 Doug Kwan <dougkwan@google.com>
355 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
356 (Insn_template::thumb16_bcond_insn): New method declaration.
357 (Insn_template): Fix spelling.
358 (Stub::thumb16_special): New method declaration.
359 (Stub::do_write): Define virtual method which was previously pure
361 (Stub::do_thumb16_special): New method declaration.
362 (Stub::do_fixed_endian_write): New template member.
363 (Reloc_stub::do_write): Remove.
364 (Reloc_stub::do_fixed_endian_write): Remove.
365 (Cortex_a8_stub): New class definition.
366 (Stub_factory::make_cortex_a8_stub): New method definition.
367 (Stub_factory::Stub_factory): Add missing static storage class
368 qualifier for elf32_arm_stub_a8_veneer_blx.
370 2010-01-07 Ian Lance Taylor <iant@google.com>
373 * options.h (class General_options): Add --warn-unresolved-symbols
374 and --error-unresolved-symbols.
375 * errors.cc (Errors::undefined_symbol): Implement
376 --warn-unresolved-symbols.
378 * options.h (class General_options): Add -z text and -z textoff.
379 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
381 2010-01-06 Sriraman Tallam <tmsriram@google.com>
383 * gc.h (Garbage_collection::Cident_section_map): New typedef.
384 (Garbage_collection::cident_sections): New function.
385 (Garbage_collection::add_cident_section): New function.
386 (Garbage_collection::cident_sections_): New member.
387 (gc_process_relocs): Add references to sections whose names are C
389 * gold.h (cident_section_start_prefix): New constant.
390 (cident_section_stop_prefix): New constant.
391 (is_cident): New function.
392 * layout.cc (Layout::define_section_symbols): Replace string constants
393 with the newly defined constants.
394 * object.cc (Sized_relobj::do_layout): Track sections whose names are
396 * testsuite/Makefile.am: Add gc_orphan_section_test.
397 * testsuite/Makefile.in: Regenerate.
398 * testsuite/gc_orphan_section_test.cc: New file.
399 * testsuite/gc_orphan_section_test.sh: New file.
401 2010-01-06 Ian Lance Taylor <iant@google.com>
404 * options.h (class General_options): Add --warn-shared-textrel.
405 * layout.cc (Layout::finish_dynamic_section): Implement
406 --warn-shared-textrel.
409 * options.h (class General_options): Add --warn-multiple-gp.
411 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
413 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
414 $(THREADSLIB) and $(LIBDL).
415 * Makefile.in: Rebuild.
417 2010-01-06 Ian Lance Taylor <iant@google.com>
420 * options.cc (General_options::parse_section_start): New function.
421 (General_options::section_start): New function.
422 (General_options::General_options): Initialize all members.
423 * options.h: Include <map>
424 (class General_options): Add --section-start. Add section_starts_
426 * layout.cc (Layout::attach_allocated_section_to_segment): If
427 --section-start was used, set the address of the segment. Remove
429 (Layout::relaxation_loop_body): If the address of the load segment
430 has been set by --section-start, don't use it.
431 * output.h (Output_segment::update_flags_for_output_section): New
433 * output.cc (Output_segment::add_output_section): Call
434 update_flags_for_output_section.
436 2010-01-05 Ian Lance Taylor <iant@google.com>
439 * options.h (class General_options): Add --undefined-version.
440 * script.cc (struct Version_expression): Add was_matched_by_symbol
442 (Version_script_info::matched_symbol): New function.
443 (Version_script_info::get_symbol_version_helper): Call
445 (Version_script_info::check_unmatched_names): New function.
446 * script.h (class Version_script_info): Update declarations.
447 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
449 * options.h (class General_options): Use DEFINE_bool_alias for
450 allow_multiple_definition.
451 * resolve.cc (Symbol_table::should_override): Don't test
452 allow_multiple_definition.
455 * options.h (class General_options): Add --cref.
456 * main.cc (main): Print cref table if --cref. Don't close mapfile
457 until after printing cref table.
458 * cref.cc: Include "symtab.h".
459 (class Cref_inputs): Define Cref_table_compare and Cref_table.
460 (Cref_table_compare::operator()): New function.
461 (Cref_inputs::gather_cref): New function.
462 (filecol): New static const.
463 (Cref_inputs::print_cref): New function.
464 (Cref::print_cref): New function.
465 * cref.h: Include <cstdio>.
466 (class Cref): Update declarations.
467 * mapfile.h (Mapfile::file): New function.
468 * object.h (class Object): Define Symbols. Declare virtual
469 do_get_global_symbols.
470 (Object::get_global_symbols): New function.
471 * object.cc (Input_objects::add_object): Pass object to cref_ if
473 (Input_objects::archive_start): Likewise.
474 (Input_objects::archive_stop): Likewise.
475 (Input_objects::print_cref): New function.
476 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
477 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
479 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
481 * plugin.h (class Sized_pluginobj): Update declarations.
483 2010-01-05 Ian Lance Taylor <iant@google.com>
485 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
486 to is_default_version. Rename insdef to insdefault.
487 (Symbol_table::add_from_relobj): Rename def to is_default_version
488 and local to is_forced_local.
489 (Symbol_table::add_from_pluginobj): Likewise.
490 (Symbol_table::add_from_dynobj): Likewise.
491 (Symbol_table::define_special_symbol): Rename insdef to
494 2010-01-04 Ian Lance Taylor <iant@google.com>
497 * options.h (class General_options): Add
498 --allow-multiple-definition and -z muldefs.
499 * resolve.cc (Symbol_table::should_override): Don't warn about a
500 multiple symbol definition if --allow-multiple-definition or -z
504 * options.h (class General_options): Add --add-needed and
505 --copy-dt-needed-entries. Tweak --as-needed help entry.
506 * object.cc (Input_objects::check_dynamic_dependencies): Give an
507 error if --copy-dt-needed-entries aka --add-needed is used and
508 would cause a change in behaviour.
511 * options.h (class General_options): Add -G as a short version of
512 --shared. Add no-op options -assert, -g, and -i.
514 2010-01-04 Sriraman Tallam <tmsriram@google.com>
516 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
517 check for .text or .gnu.linkonce.t sections.
518 * icf.cc (Icf::find_identical_sections): Ditto.
519 Change the detection for mangled function name within the section
521 * icf.h (is_section_foldable_candidate): New function.
523 2009-12-30 Ian Lance Taylor <iant@google.com>
526 * options.h (class General_options): Permit two dashes with
527 --retain-symbols-file.
529 2009-12-30 Ian Lance Taylor <iant@google.com>
532 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
533 don't put the file header and segment headers in the text
537 * common.cc (Sort_commons::operator()): Stabilize sort when both
539 (Symbol_table::do_allocate_commons_list): When allocating common
540 symbols, skip a symbol which is no longer common.
541 * symtab.h (Symbol::is_common): Test whether the symbol comes from
542 an object before checking its type.
543 * testsuite/common_test_2.c: New file.
544 * testsuite/common_test_3.c: New file.
545 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
546 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
547 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
548 (common_test_2_pic.o, common_test_2.so): New targets.
549 (common_test_3_pic.o, common_test_3.so): New targets.
550 * testsuite/Makefile.in: Rebuild.
553 * script.cc (read_input_script): If we see a new SECTIONS clause,
554 and we have added an input section, give an error.
555 * layout.h (class Layout): Add have_added_input_section function.
556 Add have_added_input_section_ field.
557 * layout.cc (Layout::Layout): Initialize
558 have_added_input_section_.
559 (Layout::layout): Set have_added_input_section_.
560 (Layout::layout_eh_frame): Likewise.
562 2009-12-30 Ian Lance Taylor <iant@google.com>
565 * options.h (class General_options): Add --sort-common option.
566 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
567 * common.cc (Sort_common): Add sort_order parameter to
568 constructor. Add sort_order_ field.
569 (Sort_commons::operator): Check sort_order_.
570 (Symbol_table::allocate_commons): Determine the sort order.
571 (Symbol_table::do_allocate_commons): Add sort_order parameter.
573 (Symbol_table::do_allocate_commons_list): Likewise.
575 2009-12-30 Ian Lance Taylor <iant@google.com>
578 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
579 symbols from this object, don't change the visibility of an
581 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
583 2009-12-30 Ian Lance Taylor <iant@google.com>
586 * script.h (class Version_script_info): Define Language enum.
587 Update declarations. Define Glob, Exact, and Lookup types. Add
588 new fields globals_, locals_, and is_finalized_.
589 * script.cc: Various formatting fixes.
590 (class Parser_closure): Change language_stack_ from a vector of
591 std::string to one of Version_script_info::Language. Adjust all
593 (class Lazy_demangler): Remove.
594 (struct Version_expression): Change language from std::string to
595 Version_script_info::Language.
596 (Version_script_info::Version_script_info): New function.
597 (Version_script_info::~Version_script_info): Don't call clear.
598 (Version_script_info::finalize): New function.
599 (Version_script_info::build_lookup_tables): New function.
600 (Version_script_info::build_expression_list_lookup): New
602 (Version_script_info::get_symbol_version_helper): Rewrite to use
604 (Version_script_info::print_expression_list): Adjust to use
605 Version_script_info::Language.
606 (script_push_lex_into_version_mode): Check that the version script
607 has not been finalized.
608 (version_script_push_lang): Change language string to
609 Version_script_info::Language.
610 * options.cc (Command_line::version_script): New function.
611 * options.h (class General_options): Add finalize_dynamic_list
612 function. Change version_script from declaration to definition.
613 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
614 * testsuite/version_script.map: Remove duplicate def of foo.
615 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
617 * testsuite/Makefile.in: Rebuild.
619 2009-12-30 Ian Lance Taylor <iant@google.com>
622 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
623 if the input symbol index is 0, make the output symbol index 0.
625 2009-12-30 Ian Lance Taylor <iant@google.com>
628 * options.h (class General_options): Add -x/--discard-all.
629 * object.cc (Sized_relobj::do_count_local_symbols): Handle
630 --discard-all. If the local symbol needs a dynamic entry, check
631 that before handling --discard-locals.
633 2009-12-30 Ian Lance Taylor <iant@google.com>
636 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
638 (Output_segment::add_output_section): Don't change the flags if
642 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
643 GNU hash table if they need a dynamic value. Otherwise, don't add
644 them if they are defined in a dynamic object or are forced local.
646 2009-12-29 Ian Lance Taylor <iant@google.com>
649 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
650 .gnu.hash table for a 32-bit target.
653 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
654 regular and a dynamic object only needs a dynamic symbol table
655 entry if it is externally visible.
658 * i386.cc (class Target_i386): Initialize global_offset_table_ in
659 constructor. Add global_offset_table_ field.
660 (Target_i386::got_section): Set global_offset_table_.
661 (Target_i386::do_finalize_sections): Set global_offset_table_
663 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
664 in constructor. Add global_offset_table_ field.
665 (Target_x86_64::got_section): Set global_offset_table_.
666 (Target_x86_64::do_finalize_sections): Set global_offset_table_
669 * layout.cc (Layout::Layout): Initialize increase_relro_.
670 (Layout::get_output_section): Add is_relro, is_last_relro, and
671 is_first_non_relro parameters. Change all callers.
672 (Layout::choose_output_section): Likewise.
673 (Layout::add_output_section_data): Likewise.
674 (Layout::make_output_section): Likewise.
675 (Layout::set_segment_offsets): Clear increase_relro when using a
677 * layout.h (class Layout): Add increase_relro method. Add
678 increase_relro_ field. Update declarations.
679 * output.cc (Output_section::Output_section): Initialize
680 is_last_relro_ and is_first_non_relro_.
681 (Output_segment::add_output_section): Group relro sections is
682 do_sort is true. Handle is_last_relro and is_first_non_relro.
683 (Output_segment::maximum_alignment): Remove relro handling.
684 (Output_segment::set_section_addresses): Add increase_relro
685 parameter. Change all callers. Add initial alignment to align
686 relro sections on separate page. Remove old relro handling.
687 (Output_segment::set_section_list_addresses): Remove in_relro
688 parameter. Change all callers.
689 (Output_segment::set_offset): Add increase parameter. Change all
690 callers. Remove old relro handling.
691 * output.h (class Output_section): Add new methods: is_last_relro,
692 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
693 Add is_last_relro_ and is_first_non_relro_ fields.
694 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
695 Create separate .got.plt section. Call increase_relro.
696 * x86_64.cc (Target_x86_64::got_section): Likewise.
697 * testsuite/relro_script_test.t: Add .got.plt.
700 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
701 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
702 (Layout::finalize): Call set_dynamic_symbol_size.
703 (Layout::set_dynamic_symbol_size): New function.
704 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
705 set_dynamic_symbol_size.
708 * output.h (class Output_section): Add is_entsize_zero_ field.
709 * output.cc (Output_section::Output_section): Initialize
711 (Output_section::set_entsize): If two different entsizes are
712 requested, force it to zero.
713 (Output_section::add_input_section): Set flags for .debug_str
714 before updating section flags. Set entsize.
715 (Output_section::update_flags_for_input_section): Set SHF_MERGE
716 and SHF_STRING if all input sections have those flags.
718 2009-12-29 Rafael Espindola <espindola@google.com>
720 * main.cc (main): Fix the sys time reporting.
721 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
724 2009-12-29 Sriraman Tallam <tmsriram@google.com>
726 * options.cc (General_options::parse_version): Allow -v to exit
727 without an error if there is nothing to link.
729 2009-12-29 Ian Lance Taylor <iant@google.com>
731 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
732 using a version of gcc before 4.1.
733 * configure: Rebuild.
735 2009-12-28 Chris Demetriou <cgd@google.com>
737 * attributes.cc (Output_attributes_section_data::do_write): Use
738 std::vector::front rather than std::vector::data.
740 2009-12-28 Ian Lance Taylor <iant@google.com>
742 * symtab.h (class Symbol_table): Add enum Defined.
743 * resolve.cc (Symbol_table::should_override): Add defined
744 parameter. Change all callers. Test whether object is NULL
745 before calling a method on it.
746 (Symbol_table::report_resolve_problem): Add defined parameter.
748 (Symbol_table::should_override_with_special): Likewise.
749 * symtab.cc (Symbol_table::define_in_output_data): Add defined
750 parameter. Change all callers.
751 (Symbol_table::do_define_in_output_data): Likewise.
752 (Symbol_table::define_in_output_segment): Likewise.
753 (Symbol_table::do_define_in_output_segment): Likewise.
754 (Symbol_table::define_as_constant): Likewise.
755 (Symbol_table::do_define_as_constant): Likewise.
756 * script.h (class Symbol_assignment): Add is_defsym parameter to
757 constructor; change all callers.
758 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
759 parameter. Change all callers. Add is_defsym_ field.
760 (class Parser_closure): Add parsing_defsym parameter to
761 constructor; change all callers. Add parsing_defsym accessor
762 function. Add parsing_defsym_ field.
764 2009-12-28 Ian Lance Taylor <iant@google.com>
766 * gold.cc (queue_middle_tasks): Fix formatting.
767 * object.cc (Relobj::is_section_name_included): Likewise.
769 2009-12-23 Ian Lance Taylor <iant@google.com>
771 * i386.cc (Target_i386::do_calls_non_split): Recognize
772 -fsplit-stack prologue for a function with a static chain.
773 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
774 -fsplit-stack prologue when using %r11.
776 2009-12-21 Sriraman Tallam <tmsriram@google.com>
778 * options.cc (General_options::parse_version): Make -v continue and do
779 the link like GNU ld does.
781 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
783 * Makefile.am (CCFILES): Add timer.cc.
784 (HFILES): Add timer.h.
785 * configure.ac: Check for sysconf and times.
786 * main.cc: include timer.h.
787 (main): Use Timer instead of get_run_time.
790 * workqueue.cc: include timer.h.
791 (Workqueue::find_and_run_task):
792 Report user, sys and wall time.
793 * Makefile.in: Regenerate.
794 * config.in: Regenerate.
795 * configure: Regenerate.
797 2009-12-16 Doug Kwan <dougkwan@google.com>
799 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
801 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
802 relaxed input sections.
803 * output.cc (Output_section::find_relaxed_input_section): Change
804 return type to Output_relaxed_input_section pointer. Adjust code
805 for new type of relaxed_input_section_map_.
806 * output.h (Output_section::find_relaxed_input_section): Change
807 return type to Output_relaxed_input_section pointer.
808 (Output_section::Output_relaxed_input_section_by_input_section_map):
810 (Output_section::relaxed_input_section_map_): Change type to
811 Output_section::Output_relaxed_input_section_by_input_section_map.
812 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
815 2009-12-15 Ian Lance Taylor <iant@google.com>
817 * layout.cc (Layout::create_shstrtab): Only write out after input
818 sections if we are compressing debug sections.
820 2009-12-15 Ian Lance Taylor <iant@google.com>
822 * archive.cc (Archive::add_symbols): Only look up a symbol without
823 a version if there is, in fact, a version.
825 2009-12-14 Ian Lance Taylor <iant@google.com>
827 Revert -Wshadow changes, all changes from:
828 2009-12-11 Doug Kwan <dougkwan@google.com>
829 2009-12-11 Nick Clifton <nickc@redhat.com>
830 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
832 2009-12-11 Doug Kwan <dougkwan@google.com>
834 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
836 * attributes.cc (Object_attribute::size): Ditto.
837 (Attributes_section_data::size): Ditto.
838 (Attributes_section_data::Attributes_section_data): Ditto.
839 (Output_attributes_section_data::do_write): Ditto.
840 * attributes.h (Object_attribute::set_type): Ditto.
841 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
843 2009-12-11 Nick Clifton <nickc@redhat.com>
845 * archive.cc: Fix shadowed variable warnings.
847 * compressed_output.cc: Likewise.
848 * compressed_output.h: Likewise.
849 * configure: Likewise.
850 * dwarf_reader.cc: Likewise.
851 * dynobj.cc: Likewise.
852 * dynobj.h: Likewise.
853 * ehframe.cc: Likewise.
854 * ehframe.h: Likewise.
855 * errors.cc: Likewise.
856 * expression.cc: Likewise.
857 * fileread.cc: Likewise.
858 * fileread.h: Likewise.
859 * freebsd.h: Likewise.
862 * incremental.h: Likewise.
863 * layout.cc: Likewise.
864 * layout.h: Likewise.
865 * mapfile.cc: Likewise.
866 * merge.cc: Likewise.
868 * object.cc: Likewise.
869 * object.h: Likewise.
870 * options.h: Likewise.
871 * output.cc: Likewise.
872 * output.h: Likewise.
873 * parameters.cc: Likewise.
874 * plugin.cc: Likewise.
875 * powerpc.cc: Likewise.
876 * reduced_debug_output.cc: Likewise.
877 * reduced_debug_output.h: Likewise.
878 * reloc.cc: Likewise.
880 * resolve.cc: Likewise.
881 * script-sections.cc: Likewise.
882 * script.cc: Likewise.
883 * script.h: Likewise.
884 * sparc.cc: Likewise.
885 * symtab.cc: Likewise.
886 * symtab.h: Likewise.
887 * target-select.cc: Likewise.
888 * target-select.h: Likewise.
890 * workqueue.cc: Likewise.
891 * workqueue.h: Likewise.
892 * x86_64.cc: Likewise.
894 2009-12-10 Doug Kwan <dougkwan@google.com>
896 * arm.cc (attributes.h): New include.
897 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
898 (Arm_relobj::~Arm_relobj): Delete object pointed by
899 attributes_section_data_.
900 (Arm_relobj::attributes_section_data): New method definition.
901 (Arm_relobj::attributes_section_data_): New data member declaration.
902 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
903 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
904 attributes_section_data_.
905 (Arm_dynobj::attributes_section_data): New method definition.
906 (Arm_dynobj::attributes_section_data_): New data member declaration.
907 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
908 initialization value of may_use_blx_ to false.
909 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
910 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
911 object attributes to compute results instead of hard-coding.
912 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
913 Target_arm::get_secondary_compatible_arch,
914 Target_arm::set_secondary_compatible_arch
915 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
916 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
917 New method declarations.
918 (Target_arm::get_aeabi_object_attribute): New method definition.
919 (Target_arm::attributes_section_data_): New data member declaration.
920 (read_arm_attributes_section): New template definition.
921 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
922 (Arm_dynobj::do_read_symbols): Ditto.
923 (Target_arm::do_finalize_sections): Merge attributes sections from
924 input. Check for BLX use after attributes section merging.
925 Fix __exidx_start and __exidx_end visibility. Create an
926 .ARM.attributes section if necessary.
927 (Target_arm::get_secondary_compatible_arch,
928 Target_arm::set_secondary_compatible_arch,
929 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
930 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
931 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
932 New method definitions.
934 2009-12-09 Ian Lance Taylor <iant@google.com>
936 * plugin.cc (Plugin::load): Don't cast from void* to a function
939 2009-12-09 Ian Lance Taylor <iant@google.com>
941 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
944 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
946 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
947 Replace two_file_shared_1.so with two_file_shared_2.so.
948 * testsuite/Makefile.in: Regenerated.
950 2009-12-08 Doug Kwan <dougkwan@google.com>
952 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
953 (HFILES): Add attributes.h and int_encoding.h.
954 * Makefile.in: Regenerate.
955 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
956 function definitions to int_encoding.cc
957 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
958 prototypes to int_encoding.h
959 * reduced_debug_output.cc (int_encoding.h): New include.
960 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
961 function definitions to int_encoding.cc
962 (insert_into_vector, read_from_pointer): Move template definitions to
964 * attributes.cc: New file.
965 * attributes.h: New file.
966 * int_encoding.cc: New file.
967 * int_encoding.h: New file.
969 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
972 * incremental-dump.cc (dump_incremental_inputs): New.
973 (main): Use dump_incremental_inputs.
975 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
978 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
979 checking elfcpp::STT_FUNC.
980 (Target_i386::Relocate::relocate): Likewise.
981 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
983 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
984 symbols from shared libraries into normal FUNC symbols.
986 * symtab.h (Symbol): Add is_func and use it.
988 2009-12-05 Doug Kwan <dougkwan@google.com>
990 * arm.cc (Target_arm::arm_info): Initialize new fields
991 attributes_section and attributes_vendor.
992 * i386.cc (Target_i386::i386_info): Same.
993 * object.cc (Sized_relobj::do_layout): Skip attribute section.
994 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
995 fields attributes_section and attributes_vendor.
996 * sparc.cc (Target_sparc::sparc_info): Same.
997 * target.h (Target::attributes_section, Target::attributes_vendor,
998 Target::is_attributes_section, Target::attribute_arg_type,
999 Target::attributes_order): New method definitions.
1000 (Target::Target_info::attributes_section,
1001 Target::Target_info::attributes_vendor): New fields.
1002 (Target::do_attribute_arg_type, Target::do_attributes_order): New
1003 virtual method definitions.
1004 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
1005 attributes_section and attributes_vendor.
1006 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1008 2009-12-05 Doug Kwan <dougkwan@google.com>
1010 * arm.cc: Update comments about interworking and stub generation.
1011 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1012 considered as non-PIC.
1013 (Arm_relocate_functions::base_abs): Fix formatting.
1014 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1015 of function to use GOT entry address instead of offset.
1016 (Target_arm::Scan::global): Issue an error if a symbol would need a
1017 PLT does not get one because it is untyped. Remove code to create
1018 dynamic symbols for relative branches.
1019 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1020 takes unsigned integer instead of boolean.
1022 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1024 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1025 (two_file_test_LDADD): Likewise.
1026 (common_test_1_LDADD): Likewise.
1027 (exception_test_LDADD) Likewise.
1028 (weak_test_LDADD): Likewise.
1029 (many_sections_test_LDADD): Likewise.
1030 (initpri1_LDADD): Likewise.
1031 (script_test_1_LDADD): Likewise.
1032 (script_test_2_LDADD): Likewise.
1033 (justsyms_LDADD): Likewise.
1034 (binary_test_LDADD): Likewise.
1035 (large_LDADD): Likewise.
1036 * testsuite/Makefile.in: Regenerated.
1038 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1040 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1041 (Symbol_table::override_with_special): Likewise.
1042 (Symbol_table::add_from_object): Likewise.
1044 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1046 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1047 Don't set the data_offset twice.
1049 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1051 * testsuite/Makefile.in: Regenerate.
1053 2009-12-03 Doug Kwan <dougkwan@google.com>
1055 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1056 (Target_arm::do_finalize_sections): Add parameter for symbol table
1057 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1058 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1059 parameter for symbol table pointer.
1060 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1061 an additional parameter for a pointer to symbol table.
1062 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1063 parameter for a symbol table pointer.
1064 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1065 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1067 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1068 parameter for a symbol table pointer.
1070 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1072 * incremental.cc (Incremental_inputs_header)
1073 (Incremental_inputs_header_write, Incremental_inputs_entry)
1074 (Incremental_inputs_entry_write): Move ...
1075 * incremental.h (Incremental_inputs_header)
1076 (Incremental_inputs_header_write, Incremental_inputs_entry)
1077 (Incremental_inputs_entry_write): here.
1079 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1081 * incremental.cc (make_sized_incremental_binary): Set the target.
1082 Error if it is incompatible.
1083 * output.h (Output_file): Add filename method.
1085 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1087 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1088 from the get_* methods.
1090 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1092 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1093 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1094 Write 0 for the data_offset of scripts.
1096 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1098 * testsuite/Makefile.am: Add the incremental_test.sh test.
1099 * testsuite/incremental_test.sh: New.
1100 * testsuite/incremental_test_1.c: New.
1101 * testsuite/incremental_test_2.c: New.
1103 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1105 * incremental-dump.cc (main): Fix typos.
1107 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1110 * incremental-dump.cc (main): Use llu to print 64 bit values.
1112 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1113 H.J. Lu <hongjiu.lu@intel.com>
1115 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1117 (incremental_dump_LDADD): Likewise.
1118 * Makefile.in: Regenerated.
1120 2009-11-25 Doug Kwan <dougkwan@google.com>
1124 2009-11-25 Doug Kwan <dougkwan@google.com>
1126 * arm.cc (Target_arm::Target_arm): Move method definition
1127 outside of class definition. Add code to handle
1128 --target1-rel, --target1-abs and --target2= options.
1129 (Target_arm::get_reloc_reloc_type): Change method to be
1130 non-static and const.
1131 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1132 New data member declaration.
1133 (Target_arm::Scan::local, Target_arm::Scan::global,
1134 Target_arm::Relocate::relocate,
1135 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1136 Adjust call to Target_arm::get_real_reloc_type.
1137 (Target_arm::get_real_reloc_type): Use command line options
1138 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1139 * options.h (--target1-rel, --target1-abs, --target2): New
1142 2009-11-25 Doug Kwan <dougkwan@google.com>
1144 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1145 class definition. Add code to handle --target1-rel, --target1-abs
1146 and --target2= options.
1147 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1149 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1151 (Target_arm::Scan::local, Target_arm::Scan::global,
1152 Target_arm::Relocate::relocate,
1153 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1154 call to Target_arm::get_real_reloc_type.
1155 (Target_arm::get_real_reloc_type): Use command line options to
1156 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1157 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1160 2009-11-25 Doug Kwan <dougkwan@google.com>
1162 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1163 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1164 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1166 (Arm_relocate_functions::thm_call): Replace body with a call to
1167 Arm_relocate_functions::thumb_branch_common.
1168 (Arm_relocate_functions::thm_jump24,
1169 Arm_relocate_functions::thm_xpc22): New method definitions.
1170 (Arm_relocate_functions::thumb_branch_common): New method definition.
1171 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1173 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1174 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1176 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1178 * Makefile.am: Build incremental-dump
1179 * Makefile.in: Regenerate.
1180 * incremental-dump.cc: New.
1181 * incremental.cc (Incremental_inputs_header_data,
1182 Incremental_inputs_entry_data): Move to incremental.h
1183 * incremental.h: (Incremental_inputs_header_data,
1184 Incremental_inputs_entry_data): Move from incremental.cc
1186 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1188 * incremental.cc (Incremental_inputs_header,
1189 Incremental_inputs_header_write, Incremental_inputs_entry,
1190 Incremental_inputs_entry_write): Add a typedef with the data type.
1192 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1194 * incremental.cc (Incremental_inputs_header,
1195 Incremental_inputs_header_write, Incremental_inputs_entry,
1196 Incremental_inputs_entry_write): Update comment about which
1197 type has the filed descriptions.
1199 2009-11-15 Doug Kwan <dougkwan@google.com>
1201 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1202 (Arm_relocate_functions::arm_branch_common): Change method defintion
1203 in class definition to a method declaration and update list of formal
1205 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1206 Arm_relocation_functions::jump24): Adjust call to
1207 Arm_relocate_functions::arm_branch_common. Update list of formal
1209 (Arm_relocate_functions::xpc25): New method definition.
1210 (Arm_relocate_functions::arm_branch_common): Move method defintion
1211 out from class definition. Use stubs for mode-switching and extending
1213 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1214 specially. Change code to enable use of stubs in ARM branches.
1216 2009-11-10 Doug Kwan <dougkwan@google.com>
1218 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1219 in method declaration.
1220 (Target_arm::relocate_stub): New method declaration.
1221 (Target_arm::default_target): Change to return a pointer instead of
1223 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1224 Target_arm::default_target.
1225 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1227 (Target_arm::relocate_section): Adjust view.
1228 (Target_arm::relocate_stub): New method definition.
1230 2009-11-10 Doug Kwan <dougkwan@google.com>
1232 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1234 * incremental.cc (open_incremental_binary): Initialized local
1235 variables to avoid warnings.
1236 * object.cc (make_elf_object): Ditto.
1237 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1240 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1243 * testsuite/plugin_test.c: Include "config.h".
1245 2009-11-09 Doug Kwan <dougkwan@google.com>
1247 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1248 (arm_symbol_value): Remove.
1249 (Arm_relocate_functions::arm_branch_common,
1250 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1251 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1252 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1253 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1254 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1255 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1256 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1257 Arm_relocate_functions::thm_mobw_abs_nc,
1258 Arm_relocate_functions::thm_mov_abs,
1259 Arm_relocate_functions::movw_prel_nc,
1260 Arm_relocate_functions::thm_movt_abs,
1261 Arm_relocate_functions::movt_prel,
1262 Arm_relocate_functions::thm_movw_prel_nc,
1263 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1264 (Target_arm::Relocate::relocate): Only decompose address into two
1265 parts if relocation type uses the thumb-bit and pass the actual
1266 bit instead of a flag indicating that the thumb-bit is used. Adjust
1267 calls to methods in Arm_relocate_functions for this change.
1269 2009-11-08 Ian Lance Taylor <iant@google.com>
1272 * reloc.cc: Instantiate
1273 Sized_relobj::initialize_input_to_output_maps and
1274 Sized_relobj:free_input_to_output_maps.
1276 2009-11-06 Ian Lance Taylor <iant@google.com>
1279 * defstd.cc (in_segment): Set only_if_ref true for "end".
1281 2009-11-06 Doug Kwan <dougkwan@google.com>
1283 * arm.cc (class Reloc_stub): Correct a comment.
1284 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1285 (Target_arm::scan_section_for_stubs): New method declaration.
1286 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1287 Change methods from private to protected.
1288 (Target_arm::do_may_relax): New method definition.
1289 (Target_arm::do_relax, Target_arm::group_sections,
1290 Target_arm::scan_reloc_for_stub,
1291 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1292 (Target_arm::arm_input_section_map_): New data member declaration.
1293 (Target_arm::scan_reloc_for_stub,
1294 Target_arm::scan_reloc_section_for_stubs,
1295 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1296 Target_arm::do_relax): New method definitions.
1298 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1300 * configure.ac: Check for (struct stat)::st_mtim
1301 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1302 * config.in: Regenerate.
1303 * configure: Regenerate.
1305 2009-11-05 Ian Lance Taylor <iant@google.com>
1308 * output.cc (Output_segment::add_output_section): Add missing
1311 2009-11-04 Ian Lance Taylor <iant@google.com>
1314 * object.h (class Object): Add is_needed and set_is_needed
1315 methods. Add is_needed_ field. Make bool fields into bitfields.
1316 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1317 defined in a dynamic object and referenced by a regular object,
1318 set is_needed for the dynamic object.
1319 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1320 if the file is marked with as_needed and it is not needed.
1322 2009-11-04 Ian Lance Taylor <iant@google.com>
1325 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1326 tags if data is discarded by linker script.
1327 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1328 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1329 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1330 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1332 2009-11-04 Ian Lance Taylor <iant@google.com>
1334 * layout.cc (Layout::get_output_section): Add is_interp and
1335 is_dynamic_linker_section parameters. Change all callers.
1336 (Layout::choose_output_section): Likewise.
1337 (Layout::make_output_section): Likewise.
1338 (Layout::add_output_section_data): Add is_dynamic_linker_section
1339 parameter. Change all callers.
1340 * layout.h (class Layout): Update declarations.
1341 * output.h (class Output_section): Add is_interp, set_is_interp,
1342 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1343 Add is_interp_, is_dynamic_linker_section_ fields. Change
1344 generate_code_fills_at_write_ to a bitfield.
1345 * output.cc (Output_section::Output_sections): Initialize new
1347 (Output_segment::add_output_section): Add do_sort parameter.
1350 2009-11-03 Ian Lance Taylor <iant@google.com>
1353 * options.h (class General_options): Add --warn-common.
1354 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1355 merging two common symbols.
1356 (Symbol_table::should_override): Handle --warn-common when merging
1357 a common symbol with a defined symbol. Use report_resolve_problem
1358 for multiple definitions.
1359 (Symbol_table::report_resolve_problem): New function.
1360 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1362 2009-11-03 Doug Kwan <dougkwan@google.com>
1364 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1366 (Target_arm::stub_factory): New method definition.
1367 (Target_arm::new_arm_input_section,
1368 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1369 Target_arm::reloc_uses_thumb_bit): New method declarations.
1370 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1371 New type definitions.
1372 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1373 member declarations.
1374 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1375 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1376 New method definitions.
1378 2009-11-03 Ian Lance Taylor <iant@google.com>
1380 * options.h (class General_options): Add --warn_constructors.
1382 2009-11-03 Ian Lance Taylor <iant@google.com>
1385 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1386 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1388 2009-11-03 Ian Lance Taylor <iant@google.com>
1391 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1392 --msgid-bugs-address.
1393 (install-pdf): New target.
1394 (install-data_yes): Look up one directory to find mkinstalldirs.
1396 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1398 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1401 2009-10-30 Doug Kwan <dougkwan@google.com>
1403 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1405 2009-10-30 Doug Kwan <dougkwan@google.com>
1407 * arm.cc (Stub_addend_reader): New struct template definition
1408 and partial specializations.
1409 (Stub_addend_reader::operator()): New method definition for a
1410 partially specialized template.
1412 2009-10-30 Doug Kwan <dougkwan@google.com>
1414 * arm.cc (Arm_relobj::processor_specific_flags): New method
1416 (Arm_relobj::do_read_symbols): New method declaration.
1417 (Arm_relobj::processor_specific_flags_): New data member declaration.
1418 (Arm_dynobj): New class definition.
1419 (Target_arm::do_finalize_sections): Add input_objects parameter.
1420 (Target_arm::do_adjust_elf_header): New method declaration.
1421 (Target_arm::are_eabi_versions_compatible,
1422 (Target_arm::merge_processor_specific_flags): New method declaration.
1423 (Target_arm::do_make_elf_object): New overloaded method definitions
1425 (Arm_relobj::do_read_symbols): New method definition.
1426 (Arm_dynobj::do_read_symbols): Ditto.
1427 (Target_arm::do_finalize_sections): Add input_objects parameters.
1428 Merge processor-specific flags from all input objects.
1429 (Target_arm::are_eabi_versions_compatible,
1430 Target_arm::merge_processor_specific_flags,
1431 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1432 New method definitions.
1433 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1434 Input_objects pointer type parameter.
1435 * layout.cc (Layout::finalize): Pass input objects to target's.
1436 finalize_sections function.
1437 * output.cc (Output_file_header::do_sized_write): Set ELF file
1438 header's processor-specific flags.
1439 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1440 Input_objects pointer type parameter.
1441 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1442 * target.h (Input_objects): New forward class declaration.
1443 (Target::processor_specific_flags,
1444 Target::are_processor_specific_flags_sect): New method definitions.
1445 (Target::finalize_sections): Add input_objects parameter.
1446 (Target::Target): Initialize processor_specific_flags_ and
1447 are_processor_specific_flags_set_.
1448 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1450 (Target::set_processor_specific_flags): New method definition.
1451 (Target::processor_specific_flags_,
1452 Target::are_processor_specific_flags_set_): New data member
1454 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1455 Input_objects pointer type parameter.
1457 2009-10-30 Doug Kwan <dougkwan@google.com>
1459 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1461 2009-10-28 Ian Lance Taylor <iant@google.com>
1463 * object.h (class Relobj): Drop options parameter from
1464 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1465 do_scan_relocs, do_relocate. Change all callers.
1466 (class Sized_relobj): Drop options parameters from
1467 do_gc_process_relocs, do_scan_relocs, do_relocate,
1468 do_relocate_sections, relocate_sections, emit_relocs_scan,
1469 emit_relocs_scan_reltype. Change all callers.
1470 (struct Relocate_info): Remove options field and all references to
1472 * reloc.h (class Read_relocs): Remove options constructor
1473 parameter and options_ field. Change all callers.
1474 (class Gc_process_relocs, class Scan_relocs): Likewise.
1475 (class Relocate_task): Likewise.
1476 * target-reloc.h (scan_relocs): Remove options parameter. Change
1478 (scan_relocatable_relocs): Likewise.
1479 * target.h (class Sized_target): Remove options parameter from
1480 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1482 * gc.h (gc_process_relocs): Remove options parameter. Change all
1484 * arm.cc: Update functions to remove options parameters.
1485 * i386.cc: Likewise.
1486 * powerpc.cc: Likewise.
1487 * sparc.cc: Likewise.
1488 * x86_64.cc: Likewise.
1489 * testsuite/testfile.cc: Likewise.
1491 2009-10-28 Doug Kwan <dougkwan@google.com>
1493 * arm.cc (Arm_relobj): New class definition.
1494 (Arm_relobj::scan_sections_for_stubs,
1495 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1496 New method definitions.
1498 2009-10-28 Cary Coutant <ccoutant@google.com>
1500 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1501 (Plugin::cleanup_done_): New member.
1502 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1503 (Plugin_manager::cleanup_done_): Remove.
1504 (Plugin_manager::add_input_file): Edit error message.
1505 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1506 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1508 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1510 * fileread.cc: (File_read::View::~View): Use the new
1511 data_ownership_ filed.
1512 (File_read::~File_read): Dispose the new whole_file_view_.
1513 (File_read::open): Mmap the whole file if needed.
1514 (File_read::open): Use whole_file_view_ instead of contents_.
1515 (File_read::find_view): Use whole_file_view_ if applicable.
1516 (File_read::do_read): Use whole_file_view_ instead of contents_.
1517 (File_read::make_view): Use whole_file_view_ instead of contents_,
1518 update File_read::View::View call.
1519 (File_read::find_or_make_view): Update File_read::View::View
1521 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1523 (File_read::View::Data_ownership): New enum.
1524 (File_read::View::View): Replace bool mapped_ with Data_ownership
1526 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1527 (File_read::View::data_ownership_): New field.
1528 (File_read::contents_): Remove (replaced by whole_file_view_).
1529 (File_read::whole_file_view_): New field.
1530 * options.h (class General_options): Add --keep-files-mapped.
1532 2009-10-27 Cary Coutant <ccoutant@google.com>
1534 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1535 * testsuite/Makefile.am (plugin_test_5): New test case.
1536 * testsuite/Makefile.in: Regenerate.
1538 2009-10-25 Doug Kwan <dougkwan@google.com>
1540 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1541 from private to protected to allow access by child class.
1542 (Sized_relobj::do_relocate_sections): New method declaration.
1543 (Sized_relobj::relocate_sections): Virtualize.
1544 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1545 Sized_relobj::relocate_sections. Instantiate template explicitly
1546 for different target sizes and endianity.
1548 2009-10-24 Doug Kwan <dougkwan@google.com>
1550 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1551 (Arm_input_section::as_arm_input_section): New method.
1552 (Arm_output_section): New class definition.
1553 (Arm_output_section::create_stub_group,
1554 Arm_output_section::group_sections): New method definitions.
1556 2009-10-22 Doug Kwan <dougkwan@google.com>
1558 * arm.cc (Arm_input_section): New class definition.
1559 (Arm_input_section::init, Arm_input_section:do_write,
1560 Arm_input_section::set_final_data_size,
1561 Arm_input_section::do_reset_address_and_file_offset): New method
1564 2009-10-21 Doug Kwan <dougkwan@google.com>
1566 * arm.cc (Stub_table, Arm_input_section): New forward class
1568 (Stub_table): New class defintion.
1569 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1570 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1571 New method definition.
1573 2009-10-21 Doug Kwan <dougkwan@google.com>
1575 * arm.cc: Update copyright comments.
1576 (Target_arm): New forward class template declaration.
1577 (Arm_address): New type.
1578 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1579 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1580 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1582 (Insn_template): Same.
1583 (DEF_STUBS): New macro.
1584 (Stub_type): New enum type.
1585 (Stub_template): New class definition.
1588 (Stub_factory): Same.
1589 (Target_arm::Target_arm): Initialize may_use_blx_ and
1590 should_force_pic_veneer_.
1591 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1592 Target_arm::should_force_pic_veneer,
1593 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1594 Target_arm::using_thumb_only, Target_arm:;default_target): New
1596 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1597 New data member declarations.
1598 (Insn_template::size, Insn_template::alignment): New method defintions.
1599 (Stub_template::Stub_template): New method definition.
1600 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1601 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1602 (Stub_factory::Stub_factory): New method definition.
1603 * gold.h (string_hash): New template.
1604 * output.h (Input_section_specifier::hash_value): Use
1606 (Input_section_specifier::string_hash): Remove.
1607 * stringpool.cc (Stringpool_template::string_hash): Use
1610 2009-10-20 Doug Kwan <dougkwan@google.com>
1612 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1613 symbols of relaxed input sections.
1614 * output.h (Output_section::find_relaxed_input_section): Make
1617 2009-10-16 Doug Kwan <dougkwan@google.com>
1619 * dynobj.cc (Versions::Versions): Initialize version_script_.
1620 Only insert base version symbol definition for a shared object
1621 if version script defines any version versions.
1622 (Versions::define_base_version): New method definition.
1623 (Versions::add_def): Check that base version is not needed.
1624 (Versions::add_need): Define base version lazily.
1625 * dynobj.h (Versions::define_base_version): New method declaration.
1626 (Versions::needs_base_version_): New data member declaration.
1627 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1628 (check_DATA): Add no_version_test.stdout.
1629 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1631 * testsuite/Makefile.in: Regenerate.
1632 * testsuite/no_version_test.c: New file.
1633 * testsuite/no_version_test.sh: Ditto.
1635 2009-10-16 Doug Kwan <dougkwan@google.com>
1637 * expression.cc (class Segment_start_expression): New class definition.
1638 (Segment_start_expression::value): New method definition.
1639 (script_exp_function_segment_start): Return a new
1640 Segment_start_expression.
1641 * gold/script-c.h (script_saw_segment_start_expression): New function
1643 * script-sections.cc (Script_sections::Script_sections): Initialize
1644 SAW_SEGMENT_START_EXPRESSION_ to false.
1645 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1646 and -Tbbs options to specify section addresses if given in
1647 command line and no SEGMENT_START expression is seen in a script.
1648 * script-sections.h (Script_sections::saw_segment_start_expression,
1649 Script_sections::set_saw_segment_start_expression): New method
1651 (Script_sections::saw_segment_start_expression_): New data member
1653 * script.cc (script_saw_segment_start_expression): New function.
1654 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1655 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1656 script_test_7.sh and script_test_8.sh.
1657 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1658 script_test_8.stdout.
1659 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1660 (script_test_6, script_test_6.stdout, script_test_7,
1661 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1662 * Makefile.in: Regenerate.
1663 * testsuite/script_test_6.sh: New file.
1664 * testsuite/script_test_6.t: Same.
1665 * testsuite/script_test_7.sh: Same.
1666 * testsuite/script_test_7.t: Same.
1667 * testsuite/script_test_8.sh: Same.
1669 2009-10-16 Doug Kwan <dougkwan@google.com>
1671 * output.cc (Output_segment::set_section_list_address): Cast
1672 expressions to unsigned long long type to avoid format warnings.
1674 2009-10-15 Ian Lance Taylor <iant@google.com>
1676 * script.cc (Script_options::add_symbol_assignment): Always add a
1677 dot assignment to script_sections_.
1678 * script-sections.cc (Script_sections::add_dot_assignment):
1679 Initialize if necessary.
1681 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1682 program headers with no load segment if there is a linker script.
1684 * layout.cc (Layout::set_segment_offsets): Align the file offset
1685 to the segment aligment for -N or -n with no load segment.
1686 * output.cc (Output_segment::add_output_section): Don't crash if
1687 the first section is a TLS section.
1688 (Output_segment::set_section_list_addresses): Print an error
1689 message if the address moves backward in a linker script.
1690 * script-sections.cc
1691 (Output_section_element_input::set_section_addresses): Don't
1692 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1693 (Orphan_output_section::set_section_addresses): Likewise.
1695 2009-10-15 Doug Kwan <dougkwan@google.com>
1697 * layout.cc (Layout::finish_dynamic_section): Generate tags
1698 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1699 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1700 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1702 2009-10-14 Ian Lance Taylor <iant@google.com>
1704 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1706 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1707 data_shdr fields of relinfo.
1708 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1709 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1710 R_386_TLS_LDO_32, adjust based on section flags.
1711 (Target_i386::Relocate::fix_up_ldo): Remove.
1713 2009-10-13 Ian Lance Taylor <iant@google.com>
1715 Add support for -pie.
1716 * options.h (class General_options): Add -pie and
1718 (General_options::output_is_position_independent): Test -pie.
1719 (General_options::output_is_executable): Return true if not shared
1720 and not relocatable.
1721 (General_options::output_is_pie): Remove.
1722 * options.cc (General_options::finalize): Reject incompatible uses
1724 * gold.cc (queue_middle_tasks): A -pie link is not static.
1725 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1726 * symtab.cc (Symbol::final_value_is_known): Return false if
1727 output_is_position_independent.
1728 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1729 output_is_position_independent.
1730 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1731 output_is_position_independent.
1732 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1733 output_is_position_independent.
1734 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1736 (basic_pie_test.o, basic_pie_test): New targets.
1737 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1738 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1739 (two_file_pie_test): New target.
1740 * testsuite/Makefile.in: Rebuild.
1741 * README: Remove note saying that -pie is not supported.
1743 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1745 * options.h (class General_options): Add -init and -fini.
1746 * layout.cc (Layout::finish_dynamic_section): Emit
1747 given init and fini functions.
1749 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1751 * gc.h (gc_process_relocs): Check if icf is enabled using new
1753 * gold.cc (queue_initial_tasks): Likewise.
1754 (queue_middle_tasks): Likewise.
1755 * object.cc (do_layout): Likewise.
1756 * symtab.cc (is_section_folded): Likewise.
1757 * main.cc (main): Likewise.
1758 * reloc.cc (Read_relocs::run): Likewise.
1759 (Sized_relobj::do_scan_relocs): Likewise.
1760 * icf.cc (is_function_ctor_or_dtor): New function.
1761 (Icf::find_identical_sections): Check if function is ctor or dtor when
1763 * options.h (General_options::icf): Change option to be an enum.
1764 (Icf_status): New enum.
1765 (icf_enabled): New method.
1766 (icf_safe_folding): New method.
1767 (set_icf_status): New method.
1768 (icf_status_): New variable.
1769 * (options.cc) (General_options::finalize): Set icf_status_.
1770 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1771 icf_test and icf_keep_unique_test to use the --icf enum flag.
1772 * testsuite/icf_safe_test.sh: New file.
1773 * testsuite/icf_safe_test.cc: New file.
1775 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1777 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1778 includes to gc.h and icf.h.
1779 * arm.cc: Include gc.h.
1780 * gold.cc: Likewise.
1781 * i386.cc: Likewise.
1782 * powerpc.cc: Likewise.
1783 * sparc.cc: Likewise.
1784 * x86_64.cc: Likewise.
1785 * gc.h: Include icf.h.
1787 2009-10-11 Ian Lance Taylor <iant@google.com>
1789 * plugin.cc: Include "gold.h" before other header files.
1791 2009-10-10 Chris Demetriou <cgd@google.com>
1793 * options.h (Input_file_argument::Input_file_type): New enum.
1794 (Input_file_argument::is_lib_): Replace with...
1795 (Input_file_argument::type_): New member.
1796 (Input_file_argument::Input_file_argument): Take Input_file_type
1797 'type' rather than boolean 'is_lib' as second argument.
1798 (Input_file_argument::is_lib): Use type_.
1799 (Input_file_argument::is_searched_file): New function.
1800 (Input_file_argument::may_need_search): Handle is_searched_file.
1801 * options.cc (General_options::parse_library): Support -l:filename.
1802 (General_options::parse_just_symbols): Update for Input_file_argument
1804 (Command_line::process): Likewise.
1805 * archive.cc (Archive::get_file_and_offset): Likewise.
1806 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1807 * script.cc (read_script_file, script_add_file): Likewise.
1808 * fileread.cc (Input_file::Input_file): Likewise.
1809 (Input_file::will_search_for): Handle is_searched_file.
1810 (Input_file::open): Likewise.
1811 * readsyms.cc (Read_symbols::get_name): Likewise.
1812 * testsuite/Makefile.am (searched_file_test): New test.
1813 * testsuite/Makefile.in: Regenerate.
1814 * testsuite/searched_file_test.cc: New file.
1815 * testsuite/searched_file_test_lib.cc: New file.
1817 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1818 Ian Lance Taylor <iant@google.com>
1820 * descriptor.cc: Include <cstdio> and "binary-io.h".
1821 (Descriptors::open): Open the files in binary mode always.
1822 * script.cc (Lex::get_token): Treat \r as whitespace.
1824 2009-10-09 Ian Lance Taylor <iant@google.com>
1826 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1828 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1829 Ian Lance Taylor <iant@google.com>
1831 * configure.ac: Check for readv function also.
1832 * fileread.cc (readv): Define if not HAVE_READV.
1833 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1835 * config.in: Regenerate.
1836 * configure: Regenerate.
1838 2009-10-09 Doug Kwan <dougkwan@google.com>
1840 * layout.cc (Layout::make_output_section): Call target hook to make
1841 ordinary output section.
1842 (Layout::finalize): Adjust parameter list of call the
1843 Target::may_relax().
1844 * layout.h (class Layout::section_list): New method.
1845 * merge.h (Output_merge_base::entsize): Change visibility to public.
1846 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1848 (Output_merge_string::do_is_string): New method.
1849 * object.cc (Sized_relobj::do_setup): renamed from
1850 Sized_relobj::set_up.
1851 * object.h (Sized_relobj::adjust_shndx,
1852 Sized_relobj::initializ_input_to_output_maps,
1853 Sized_relobj::free_input_to_output_maps): Change visibilities to
1855 (Sized_relobj::setup): Virtualize.
1856 (Sized_relobj::do_setup): New method declaration.
1857 (Sized_relobj::invalidate_section_offset,
1858 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1859 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1860 * options.cc (parse_int): New function.
1861 * options.h (parse_int): New declaration.
1862 (DEFINE_int): New macro.
1863 (stub_group_size): New option.
1864 * output.cc (Output_section::Output_section): Initialize memebers
1865 merge_section_map_, merge_section_by_properties_map_,
1866 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1867 (Output_section::add_input_section): Handled deferred code-fill
1868 generation and remove an old comment.
1869 (Output_section::add_relaxed_input_section): New method definition.
1870 (Output_section::add_merge_input_section): Use merge section by
1871 properties map to speed to search. Update merge section maps
1873 (Output_section::build_relaxation_map): New method definition.
1874 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1876 (Output_section::relax_input_section): Renamed to
1877 Output_section::convert_input_sections_to_relaxed_sections and change
1878 interface to take a vector of pointers to relaxed sections.
1879 (Output_section::find_merge_section,
1880 Output_section::find_relaxed_input_section): New method definitions.
1881 (Output_section::is_input_address_mapped,
1882 Output_section::output_offset, Output_section::output_address):
1883 Use output section data maps to speed up searching.
1884 (Output_section::find_starting_output_address): Add comments.
1885 (Output_section::do_write,
1886 Output_section::write_to_postprocessing_buffer): Do code-fill
1887 generation as appropriate.
1888 (Output_section::get_input_sections): Invalidate relaxed input section
1890 (Output_section::restore_states): Adjust type of checkpoint .
1891 Invalidate relaxed input section map.
1892 * output.h (Output_merge_base): New class declaration.
1893 (Input_section_specifier): New class defintion.
1894 (class Output_relaxed_input_section) Change base class to
1895 Output_section_data_build.
1896 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1897 base class initializer.
1898 (Output_section::add_relaxed_input_section): New method declaration.
1899 (Output_section::Input_section): Change visibility to protected.
1900 (Output_section::Input_section::relobj,
1901 Output_section::Input_section::shndx): Handle relaxed input sections.
1902 Output_section::input_sections) Change visibility to protected. Also
1903 define overload to return a non-const pointer.
1904 (Output_section::Merge_section_properties): New class defintion.
1905 (Output_section::Merge_section_by_properties_map,
1906 Output_section::Output_section_data_by_input_section_map,
1907 Output_section::Relaxation_map): New types.
1908 (Output_section::relax_input_section): Rename method to
1909 Output_section::convert_input_sections_to_relaxed_sections and change
1910 interface to take a vector of relaxed section pointers.
1911 (Output_section::find_merge_section,
1912 Output_section::find_relaxed_input_section,
1913 Output_section::build_relaxation_map,
1914 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1915 New method declarations.
1916 (Output_section::merge_section_map_
1917 Output_section::merge_section_by_properties_map_,
1918 Output_section::relaxed_input_section_map_,
1919 Output_section::is_relaxed_input_section_map_valid_,
1920 Output_section::generate_code_fills_at_write_): New data members.
1921 * script-sections.cc
1922 (Output_section_element_input::set_section_addresses): Call
1923 current_data_size and addralign methods of relaxed input sections.
1924 (Orphan_output_section::set_section_addresses): Call current_data_size
1925 and addralign methods of relaxed input sections.
1926 * symtab.cc (Symbol_table::compute_final_value): Extract template
1927 from the body of Symbol_table::sized_finalize_symbol.
1928 (Symbol_table::sized_finalized_symbol): Call
1929 Symbol_table::compute_final_value.
1930 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1931 (Symbol_table::compute_final_value): New templated method declaration.
1932 * target.cc (Target::do_make_output_section): New method defintion.
1933 * target.h (Target::make_output_section): New method declaration.
1934 (Target::relax): Add more parameters for input objects, symbol table
1935 and layout. Adjust call to do_relax.
1936 (Target::do_make_output_section): New method declaration.
1937 (Target::do_relax): Add parameters for input objects, symbol table
1940 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1942 * pread.c: Include stdio.h.
1944 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1946 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1949 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1951 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1952 Change read_shndx type to unsigned int.
1953 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1955 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1956 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1957 Change read_shndx type to unsigned int.
1958 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1960 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1961 * layout.cc (Layout::create_symtab_sections): Cast the result of
1962 local_symcount * symsize to off_t in the gold_assert.
1964 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1966 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1967 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1969 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1970 (Arm_relocate_functions::thm_abs5): New function.
1971 (Arm_relocate_functions::abs12): New function.
1972 (Arm_relocate_functions::abs16): New function.
1973 (Arm_relocate_functions::base_abs): New function.
1974 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1975 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1976 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1978 (Scan::global): Likewise.
1979 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1980 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1981 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1982 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1985 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1987 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1988 (Arm_relocate_functions::movt_prel): New function.
1989 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1990 (Arm_relocate_functions::thm_movt_prel): New function.
1991 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1992 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1993 (Scan::global, Relocate::relocate): Likewise.
1994 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1996 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1998 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1999 Incremental_checker.
2000 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
2002 (class Incremental_inputs_header): New class.
2003 (Incremental_inputs_header_writer): Edit comment.
2004 (Incremental_inputs_entry): New class.
2005 (Incremental_inputs_entry_writer): Edit comment.
2006 (Sized_incremental_binary::do_find_incremental_inputs_section):
2007 Add *strtab_shndx parameter, fill it.
2008 (Sized_incremental_binary::do_check_inputs): New method.
2009 (Incremental_checker::can_incrementally_link_output_file): Use
2010 Sized_incremental_binary::check_inputs.
2011 (Incremental_inputs::report_command_line): Save command line in
2014 (Incremental_binary::find_incremental_inputs_section): New
2016 (Incremental_binary::do_find_incremental_inputs_section): Add
2017 strtab_shndx parameter.
2018 (Incremental_binary::do_check_inputs): New pure virtual method.
2019 (Sized_incremental_binary::do_check_inputs): Declare.
2020 (Incremental_checker::Incremental_checker): Add incremental_inputs
2021 parameter, use it to initialize incremental_inputs_.
2022 (Incremental_checker::incremental_inputs_): New field.
2023 (Incremental_checker::command_line): New method.
2024 (Incremental_checker::inputs): New method.
2025 (Incremental_checker::command_line_): New field.
2027 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2029 * incremental.cc: Include <cstdarg> and "target-select.h".
2030 (vexplain_no_incremental): New function.
2031 (explain_no_incremental): New function.
2032 (Incremental_binary::error): New method.
2033 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2035 (make_sized_incremental_binary): New function.
2036 (open_incremental_binary): New function.
2037 (can_incrementally_link_file): Add checks if output is ELF and has
2039 * incremental.h: Include "elfcpp_file.h" and "output.h".
2040 (Incremental_binary): New class.
2041 (Sized_incremental_binary): New class.
2042 (open_incremental_binary): Declare.
2043 * object.cc (is_elf_object): Use
2044 elfcpp::Elf_recognizer::is_elf_file.
2045 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2046 * output.h (Output_file::filesize): New method.
2048 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2050 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2052 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2053 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2055 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2057 (Arm_relocate_functions::movw_abs_nc): New function.
2058 (Arm_relocate_functions::movt_abs): New function.
2059 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2060 (Arm_relocate_functions::thm_movt_abs): New function.
2061 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2062 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2063 (Scan::global): Likewise.
2064 (Relocate::relocate): Likewise.
2065 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2067 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2069 * arm.cc (Arm_relocate_functions::got_prel) New function.
2070 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2071 (Relocate::relocate): Likewise.
2072 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2074 2009-10-06 Ian Lance Taylor <iant@google.com>
2076 * options.h (class General_options): Define
2077 split_stack_adjust_size parameter.
2078 * object.h (class Object): Add uses_split_stack_ and
2079 has_no_split_stack_ fields. Add uses_split_stack and
2080 has_no_split_stack accessor functions. Declare
2081 handle_split_stack_section.
2082 (class Reloc_symbol_changes): Define.
2083 (class Sized_relobj): Define Function_offsets. Declare
2084 split_stack_adjust, split_stack_adjust_reltype, and
2086 * object.cc (Object::handle_split_stack_section): New function.
2087 (Sized_relobj::do_layout): Call handle_split_stack_section.
2088 * dynobj.cc (Sized_dynobj::do_layout): Call
2089 handle_split_stack_section.
2090 * reloc.cc (Sized_relobj::relocate_sections): Call
2091 split_stack_adjust for executable sections in split_stack
2092 objects. Pass reloc_map to relocate_section.
2093 (Sized_relobj::split_stack_adjust): New function.
2094 (Sized_relobj::split_stack_adjust_reltype): New function.
2095 (Sized_relobj::find_functions): New function.
2096 * target-reloc.h: Include "object.h".
2097 (relocate_section): Add reloc_symbol_changes parameter. Change
2099 * target.h (class Target): Add calls_non_split method. Declare
2100 do_calls_non_split virtual method. Declare match_view and
2102 * target.cc: Include "elfcpp.h".
2103 (Target::do_calls_non_split): New function.
2104 (Target::match_view): New function.
2105 (Target::set_view_to_nop): New function.
2106 * gold.cc (queue_middle_tasks): Give an error if mixing
2107 split-stack and non-split-stack objects with -r.
2108 * i386.cc (Target_i386::relocate_section): Add
2109 reloc_symbol_changes parameter.
2110 (Target_i386::do_calls_non_split): New function.
2111 * x86_64.cc (Target_x86_64::relocate_section): Add
2112 reloc_symbol_changes parameter.
2113 (Target_x86_64::do_calls_non_split): New function.
2114 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2116 * powerpc.cc (Target_powerpc::relocate_section): Add
2117 reloc_symbol_changes parameter.
2118 * sparc.cc (Target_sparc::relocate_section): Add
2119 reloc_symbol_changes parameter.
2120 * configure.ac: Call AM_CONDITIONAL for the default target.
2121 * configure: Rebuild.
2122 * testsuite/Makefile.am (TEST_AS): New variable.
2123 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2124 (check_DATA): Add split_i386 and split_x86_64 files.
2125 (SPLIT_DEFSYMS): Define.
2126 (split_i386_[1234n].o): New targets.
2127 (split_i386_[124]): New targets.
2128 (split_i386_[1234r].stdout): New targets.
2129 (split_x86_64_[1234n].o): New targets.
2130 (split_x86_64_[124]): New targets.
2131 (split_x86_64_[1234r].stdout): New targets.
2132 (MOSTLYCLEANFILES): Add new executables.
2133 * testsuite/split_i386.sh: New file.
2134 * testsuite/split_x86_64.sh: New file.
2135 * testsuite/split_i386_1.s: New file.
2136 * testsuite/split_i386_2.s: New file.
2137 * testsuite/split_i386_3.s: New file.
2138 * testsuite/split_i386_4.s: New file.
2139 * testsuite/split_i386_n.s: New file.
2140 * testsuite/split_x86_64_1.s: New file.
2141 * testsuite/split_x86_64_2.s: New file.
2142 * testsuite/split_x86_64_3.s: New file.
2143 * testsuite/split_x86_64_4.s: New file.
2144 * testsuite/split_x86_64_n.s: New file.
2145 * testsuite/testfile.cc (Target_test): Update relocation_section
2147 * testsuite/Makefile.in: Rebuild.
2149 2009-10-06 Ian Lance Taylor <iant@google.com>
2151 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2152 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2153 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2154 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2155 the address on ldo_addrs_.
2156 (Target_i386::Relocate::fix_up_ldo): New function.
2158 2009-10-06 Rafael Espindola <espindola@google.com>
2160 * plugin.cc (add_input_library): New.
2161 (Plugin::load): Add add_input_library to tv.
2162 (Plugin_manager::add_input_file): Add the is_lib argument.
2163 (add_input_file): Update call to Plugin_manager::add_input_file.
2164 (add_input_library): New.
2165 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2167 2009-09-30 Doug Kwan <dougkwan@google.com>
2169 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2170 symbol and call Symbol::may_need_copy_reloc to determine if
2171 a copy reloc is needed.
2172 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2173 nocopyreloc is given in command line.
2174 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2175 given in command line.
2176 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2177 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2178 of the removed Target_i386::may_need_copy_reloc.
2179 * options.h (copyreloc): New option with default value false.
2180 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2181 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2182 instead of the removed Target_powerpc::may_need_copy_reloc.
2183 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2184 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2185 instead of the removed Target_sparc::may_need_copy_reloc.
2186 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2187 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2188 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2189 instead of the removed Target_x86_64::may_need_copy_reloc.
2191 2009-09-30 Ian Lance Taylor <iant@google.com>
2193 * object.h (class Object): Remove target_ field, and target,
2194 sized_target, and set_target methods.
2195 (Object::sized_target): Remove.
2196 (class Sized_relobj): Update declarations. Remove sized_target.
2197 * object.cc (Sized_relobj::setup): Remove target parameter.
2199 (Input_objects::add_object): Don't do anything with the target.
2200 (make_elf_sized_object): Add punconfigured parameter. Change all
2201 callers. Set or test parameter target.
2202 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2204 * parameters.cc (Parameters::set_target): Change parameter type to
2206 (Parameters::default_target): Remove.
2207 (set_parameters_target): Change parameter type to be non-const.
2208 (parameters_force_valid_target): New function.
2209 (parameters_clear_target): New function.
2210 * parameters.h (class Parameters): Update declarations. Remove
2211 default_target method. Add sized_target and clear_target
2212 methods. Change target_ to be non-const.
2213 (set_parameters_target): Update declaration.
2214 (parameters_force_valid_target): Declare.
2215 (parameters_clear_target): Declare.
2216 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2217 as NULL if we aren't searching.
2218 (Add_symbols::run): Don't check for compatible target.
2219 * fileread.cc (Input_file::open_binary): Call
2220 parameters_force_valid_target.
2221 * gold.cc (queue_middle_tasks): Likewise.
2222 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2223 set_target on object.
2224 * dynobj.h (class Sized_dynobj): Update declarations.
2225 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2226 make_elf_object returns NULL.
2227 (Archive::include_member): Don't check whether object target is
2229 * output.cc (Output_section::add_input_section): Get target from
2231 (Output_section::relax_input_section): Likewise.
2232 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2234 (Sized_relobj::do_scan_relocs): Likewise.
2235 (Sized_relobj::relocate_sections): Likewise.
2236 * resolve.cc (Symbol_table::resolve): Likewise.
2237 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2238 parameter. Change all callers.
2239 (Symbol_table::add_from_object): Get target from parameters.
2240 (Symbol_table::add_from_relobj): Don't check object target.
2241 (Symbol_table::add_from_dynobj): Likewise.
2242 (Symbol_table::define_special_symbol): Get target from
2244 * symtab.h (class Symbol_table): Update declaration.
2245 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2246 parameter. Change all callers. Clear parameter target.
2247 (Binary_test): Test target here.
2248 * testsuite/object_unittest.cc (gold_testsuite): Remove
2249 target_test_pointer parameter. Change all callers.
2250 (Object_test): Test target here.
2252 2009-09-26 Ian Lance Taylor <iant@google.com>
2254 * testsuite/initpri1.c: Don't try to use constructor priorities if
2255 compiling with gcc before 4.3.
2257 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2259 * testsuite/retain_symbols_file_test.sh (check_present): Change
2260 output file name to retain_symbols_file_test.stdout.
2261 (check_absent): Likewise.
2263 2009-09-18 Craig Silverstein <csilvers@google.com>
2265 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2266 * options.cc: Include <cerrno> and <fstream>.
2267 (General_options::finalize): Parse -retain-symbols-file tag.
2268 * options.h: New flag.
2269 (General_options): New method should_retain_symbol, new
2270 variable symbols_to_retain.
2271 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2272 should_retain_symbol map.
2273 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2274 * testsuite/Makefile.in: Regenerate.
2275 * testsuite/retain_symbols_file_test.sh: New file.
2277 2009-09-18 Nick Clifton <nickc@redhat.com>
2279 * po/es.po: Updated Spanish translation.
2281 2009-09-17 Doug Kwan <dougkwan@google.com>
2283 * debug.h (DEBUG_RELAXATION): New constant.
2284 (DEBUG_ALL): Add DEBUG_RELAXATION.
2285 (debug_string_to_enum): Add relaxation debug option.
2287 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2288 Layout::Relaxation_debug_check::read_sections,
2289 Layout::Relaxation_debug_check::read_sections): New method definitions.
2290 (Layout::Layout): Initialize data members
2291 record_output_section_data_from_scrips_,
2292 script_output_section_data_list_ and relaxation_debug_check_.
2293 (Layout::save_segments, Layout::restore_segments,
2294 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2295 Layout::relaxation_loop_body): New method definitions.
2296 (Layout::finalize): Support relaxation. Move section layout code to
2297 Layout::relaxation_loop_body.
2298 (Layout::set_asection_address_from_script): Move code for orphan
2299 section placement out.
2300 (Layout::place_orphan_sections_in_script): New method definition.
2301 * layout.h (Output_segment_headers, Output_file_header):
2302 New forward class declarations.
2303 (Layout::~Layout): Define.
2304 (Layout::new_output_section_data_from_script): New method definition.
2305 (Layout::place_orphan_sections_in_script): New method declaration.
2306 (Layout::Segment_states): New type declaration.
2307 (Layout::save_segments, Layout::restore_segments,
2308 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2309 Layout::relaxation_loop_body): New method declarations.
2310 (Layout::Output_section_data_list): New type declaration.
2311 (Layout::Relaxation_debug_check): New class definition.
2312 (Layout::record_output_section_data_from_script_,
2313 Layout::script_output_section_data_list_, Layout::segment_states_,
2314 Layout::relaxation_debug_check_): New data members.
2315 * output.cc: (Output_section_headers::do_size): New method definition.
2316 (Output_section_headers::Output_section_headers): Move size
2317 computation to Output_section_headers::do_size.
2318 (Output_segment_headers::do_size): New method definition.
2319 (Output_file_header::Output_file_header): Move size computation to
2320 Output_file_header::do_size and call it.
2321 (Output_file_header::do_size): New method definition.
2322 (Output_data_group::Output_data_group): Adjust call to
2323 Output_section_data.
2324 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2325 (Output_symtab_xindex::do_write): Add array bound check.
2326 (Output_section::Input_section::print_to_mapfile): Handle
2327 RELAXED_INPUT_SECTION_CODE.
2328 (Output_section::Output_section): Initialize data member checkpoint_.
2329 (Output_section::~Output_section): Delete checkpoint object pointed
2331 (Output_section::add_input_section): Always add an Input_section if
2333 (Output_section::add_merge_input_section): Add assert.
2334 (Output_section::relax_input_section): New method definition.
2335 (Output_section::set_final_data_size): Set load address to zero for
2336 an unallocated section.
2337 (Output_section::do_address_and_file_offset_have_reset_values):
2338 New method definition.
2339 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2340 Handle relaxed input section.
2341 (Output_section::sort_attached_input_sections): Checkpoint input
2342 section list lazily.
2343 (Output_section::get_input_sections): Change type of input_sections to
2344 list of Simple_input_section pointers. Checkpoint input section list
2345 lazily. Also handle relaxed input sections.
2346 (Output_section::add_input_section_for_script): Take a reference to
2347 a Simple_input_section object instead of Relobj pointer and section
2348 index as parameter. Handle relaxed input sections.
2349 (Output_section::save_states, Output_section::restore_states): New
2351 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2352 (Output_data::is_data_size_fixed): New method definition.
2353 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2355 (Output_data::address_and_file_offset_have_reset_values): New method
2357 (Output_data::do_address_and_file_offset_have_reset_values): New method
2359 (Output_data::set_data_size): Check that data size is not fixed.
2360 (Output_data::fix_data_size): New method definition.
2361 (Output_data::is_data_size_fixed_): New data member.
2362 (Output_section_headers::set_final_data_size): New method definition.
2363 (Output_section_headers::do_size): New method declaration.
2364 (Output_segment_headers::set_final_data_size): New method definition.
2365 (Output_segment_headers::do_size): New method declaration.
2366 (Output_file_header::set_final_data_size)::New method definition.
2367 (Output_file_header::do_size)::New method declaration.
2368 (Output_section_data::Output_section_data): Add new parameter
2369 is_data_size_fixed and use it to fix data size.
2370 (Output_data_const::Output_data_const): Adjust call to base class
2371 constructor and fix data size.
2372 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2373 base class constructor and fix data size.
2374 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2375 base class constructor and fix data size.
2376 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2377 class constructor and fix data size.
2378 (Output_data_group::set_final_data_size): New method definition.
2379 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2380 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2381 class constructor and fix data size.
2382 (Output_relaxed_input_section): New class definition.
2383 (Output_section::Simple_input_section): New class definition.
2384 (Output_section::get_input_sections): Adjust parameter list.
2385 (Output_section::add_input_section_for_script): Same.
2386 (Output_section::save_states, Output_section::restore_states,
2387 Output_section::do_address_and_file_offset_have_reset_values,
2388 (Output_section::Input_section::Input_section): Handle
2389 RELAXED_INPUT_SECTION_CODE. Add new overload for
2390 Output_relaxed_input_section.
2391 (Output_section::Input_section::is_input_section,
2392 Output_section::Input_section::set_output_section): Handle relaxed
2394 (Output_section::Input_section::is_relaxed_input_section,
2395 Output_section::Input_section::output_section_data,
2396 Output_section::Input_section::relaxed_input_section): New method
2398 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2400 (Output_section::Input_section::u1_): Update comments.
2401 (Output_section::Input_section::u2_): Add new union member poris.
2402 (Output_section::Checkpoint_output_section): New classs definition.
2403 (Output_section::relax_input_section): New method declaration.
2404 (Output_section::checkpoint_): New data member.
2405 (Output_segment): Update comments.
2406 (Output_segment::Output_segment): Un-privatize copy constructor.
2407 (Output_segment::operator=): Un-privatize.
2408 * script-sections.cc (Output_section_element::Input_section_list):
2409 Change element type to Output_section::Simple_input_section.
2410 (Output_section_element_dot_assignment::set_section_addresses):
2411 Register output section data for relaxation clean up.
2412 (Output_data_exression::Output_data_expression): Adjust call to base
2413 constructor to fix data size.
2414 (Output_section_element_data::set_section_addresses): Register
2415 Output_data_expression object for relaxation clean up.
2416 (struct Input_section_info): Replace Relobj pointer and section index
2417 pair with Output_section::Simple_input_section and Convert struct to a
2419 (Input_section_sorter::operator()): Adjust access to
2420 Input_section_info data member to use accessors.
2421 (Output_section_element_input::set_section_addresses): Use layout
2422 parameter. Adjust code to use Output_section::Simple_input_section
2423 and Input_secction_info classes. Register filler for relaxation
2425 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2426 and section index pair with Output_section::Simple_input_section
2427 class. Adjust code accordingly.
2428 (Phdrs_element::release_segment): New method definition.
2429 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2431 (Script_sections::release_segments): New method definition.
2432 * gold/script-sections.h (Script_sections::release_segments): New
2434 * gold/target.h (Target::may_relax, Target::relax,
2435 Target::do_may_relax, Target::do_relax): New method definitions.
2437 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2439 * arm.cc (has_signed_unsigned_overflow): New function.
2440 (Arm_relocate_functions::abs8): New function.
2441 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2442 (Target_arm::Scan::global): Likewise.
2443 (Target_arm::relocate::relocate): Likewise.
2444 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2447 2009-09-16 Cary Coutant <ccoutant@google.com>
2449 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2450 * testsuite/Makefile.in: Regenerate.
2452 2009-09-11 Nick Clifton <nickc@redhat.com>
2454 * po/gold.pot: Updated by the Translation project.
2456 2009-09-08 Cary Coutant <ccoutant@google.com>
2458 * output.cc (Output_file::open): Add execute permission to empty file.
2459 * testsuite/Makefile.am (permission_test): New test.
2460 * testsuite/Makefile.in: Regenerate.
2462 2009-09-02 Ian Lance Taylor <iant@google.com>
2464 * output.cc (Output_file::resize): Call map_no_anonymous rather
2467 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2469 * gold.cc: Include "incremental.h".
2470 (queue_initial_tasks): Call Incremental_checker methods.
2471 * incremental.cc: Include "output.h".
2472 (Incremental_checker::can_incrementally_link_output_file): New
2474 * incremental.h (Incremental_checker): New class.
2476 * output.cc (Output_file::open_for_modification): New method.
2477 (Output_file::map_anonymous): Changed return type to bool. Record
2479 (Output_file::map_no_anonymous): New method, broken out of map.
2480 (Output_file::map): Use map_no_anonymous and map_anonymous.
2481 * output.h (class Output_file): Update declarations.
2483 2009-08-24 Cary Coutant <ccoutant@google.com>
2485 * options.h (Command_line::Pre_options): New class.
2486 (Command_line::pre_options): New member.
2487 * options.cc (gold::options::ready_to_register): New variable.
2488 (One_option::register_option): Do nothing if not registering options.
2489 Assert if same short option registered twice.
2490 (General_options::General_options): Turn off option registration when
2492 (Command_line::Pre_options::Pre_options): New constructor.
2494 2009-08-24 Cary Coutant <ccoutant@google.com>
2496 * options.h (General_options::no_keep_memory): Remove incorrect
2499 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2501 * Makefile.am (am__skiplex, am__skipyacc): New.
2502 * Makefile.in: Regenerate.
2504 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2506 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2507 (INCLUDES): ... this.
2508 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2509 (AM_CPPFLAGS): Renamed from ...
2510 (INCLUDE): ... this.
2511 * Makefile.in, testsuite/Makefile.in: Regenerate.
2513 * Makefile.in: Regenerate.
2514 * aclocal.m4: Likewise.
2515 * config.in: Likewise.
2516 * configure: Likewise.
2517 * testsuite/Makefile.in: Likewise.
2519 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2520 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2521 * Makefile.in: Regenerate.
2522 * testsuite/Makefile.in: Regenerate.
2524 2009-08-19 Cary Coutant <ccoutant@google.com>
2526 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2527 symbols in shared libraries overridden by hidden or internal symbols
2528 in the main program.
2530 2009-08-19 Chris Demetriou <cgd@google.com>
2532 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2533 checking source file names in error messages.
2535 2009-08-18 Doug Kwan <dougkwan@google.com>
2537 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2538 an elcpp::Ehdr as parameter. Adjust call to set_target.
2539 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2540 an elfcpp::Ehdr as parameter.
2541 * object.cc (Object::set_target): Remove the version that looks up
2542 a target and sets it.
2543 (Sized_relobj::setup): Take a Target object instead of
2544 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2545 (make_elf_sized_object): Find target and ask target to
2547 * object.h: (Object::set_target): Remove the version that looks up
2548 a target and sets it.
2549 (Sized_relobj::setup): Take a Target object instead of
2550 an elfcpp:Ehdr as parameter.
2551 * target.cc: Include dynobj.h.
2552 (Target::do_make_elf_object_implementation): New.
2553 (Target::do_make_elf_object): New.
2554 * target.h (Target::make_elf_object): New template declaration.
2555 (Target::do_make_elf_object): New method declarations.
2556 (Target::do_make_elf_object_implementation): New template declaration.
2558 2009-08-14 Ian Lance Taylor <iant@google.com>
2560 * gold.h (FUNCTION_NAME): Define.
2561 (gold_unreachable): Use FUNCTION_NAME.
2563 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2565 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2566 symbol in the --keep-unique list is not found.
2568 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2570 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2571 been maked as --keep-unique.
2572 (Icf::unfold_section): New function.
2573 * icf.h (Icf::unfold_section): New function.
2574 * options.h (General_options::keep_unique): New option.
2575 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2576 * testsuite/Makefile.in: Regenerate.
2577 * testsuite/icf_keep_unique_test.sh: New file.
2578 * testsuite/icf_keep_unique_test.cc: New file.
2580 2009-08-12 Cary Coutant <ccoutant@google.com>
2583 * resolve.cc (Symbol_table::resolve): Check for references from
2584 dynamic objects to hidden and internal symbols.
2585 * testsuite/Makefile.am (hidden_test.sh): New test.
2586 * testsuite/Makefile.in: Regenerate.
2587 * testsuite/hidden_test.sh: New script.
2588 * testsuite/hidden_test_1.c: New test source.
2589 * testsuite/hidden_test_main.c: New test source.
2591 2009-08-11 Doug Kwan <dougkwan@google.com>
2593 * arm.cc: Update comments.
2594 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2595 segment to locate the .ARM.exidx section if present.
2597 2009-08-09 Doug Kwan <dougkwan@google.com>
2599 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2602 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2603 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2606 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2608 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2609 valid tls_segment only for non-debug-section relocations.
2610 * testsuite/Makefile.am: Add gc_tls_test.
2611 * testsuite/Makefile.in: Regenerate.
2612 * testsuite/gc_tls_test.cc: New file.
2613 * testsuite/gc_tls_test.sh: New file.
2615 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2619 * Makefile.am (CCFILES): Add icf.cc.
2621 * Makefile.in: Regenerate.
2622 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2623 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2624 section, symbol and addend information for the relocs.
2625 * gold.cc (queue_middle_tasks): Call identical code folding.
2626 * gold.h: Add defines for multimap.
2627 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2628 to the call of finalize_local_symbols.
2629 * main.cc (main): Create object of class Icf.
2630 * object.cc (Sized_relobj::do_layout): Allow this function to be
2631 called twice during icf.
2632 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2633 to sections marked as identical by icf.
2634 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2636 (Sized_relobj::do_section_entsize): New function.
2637 * object.h (Object::section_entsize): New function.
2638 (Object::do_section_entsize): New pure virtual function.
2639 (Relobj::finalize_local_symbols): Add new parameter.
2640 (Relobj::do_section_entsize): New function.
2641 * options.h (General_options::icf): New option.
2642 (General_options::icf_iterations): New option.
2643 (General_options::print_icf_sections): New option.
2644 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2645 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2646 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2648 * symtab.cc (Symbol_table::is_section_folded): New function.
2649 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2650 to sections marked as identical by icf.
2651 * symtab.h (Symbol_table::set_icf): New function.
2652 (Symbol_table::icf): New function.
2653 (Symbol_table::is_section_folded): New function.
2654 (Symbol_table::icf_): New data member.
2655 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2656 * testsuite/Makefile.am: Add commands to build icf_test.
2657 * testsuite/Makefile.in: Regenerate.
2658 * testsuite/icf_test.sh: New file.
2659 * testsuite/icf_test.cc: New file.
2661 2009-07-24 Chris Demetriou <cgd@google.com>
2663 * layout.cc (is_compressible_debug_section): Fix incorrect
2664 comment about compressed section names.
2666 2009-07-20 Ian Lance Taylor <ian@airs.com>
2669 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2671 2009-07-16 Ian Lance Taylor <iant@google.com>
2674 * layout.h: #include <map>.
2675 (class Kept_section): Change from struct to class. Add accessors
2676 and setters. Add section size to Comdat_group mapping. Change
2677 Comdat_group to std::map. Add is_comdat_ field. Add
2678 linkonce_size field in union.
2679 (class Layout): Update declaration of find_or_add_kept_section.
2680 Don't declare find_kept_object.
2681 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2682 parameter. Add object, shndx, is_comdat, and is_group_name
2683 parameters. Change all callers. Adjust for new Kept_section.
2684 (Layout::find_kept_object): Remove.
2685 * object.cc (Sized_relobj::include_section_group): Update use of
2686 Kept_section. Rename secnum to shndx. Only record
2687 Kept_comdat_section if sections are the same size.
2688 (Sized_relobj::include_linkonce_section): Update use of
2689 Kept_section. Only record Kept_comdat_section if sections are the
2690 same size. Set size of linkonce section.
2691 (Sized_relobj::map_to_kept_section): Update call to
2692 get_kept_comdat_section.
2693 * object.h (class Sized_relobj): Rename fields in
2694 Kept_comdat_section to drop trailing underscores; change object
2695 field to Relobj*. Change Kept_comdat_section_table to store
2696 struct rather than pointer.
2697 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2698 Add kept_object and kept_shndx parameters. Change all callers.
2699 (Sized_relobj::get_kept_comdat_section): Change return type to
2700 bool. Add kept_object and kept_shndx parameters. Change all
2702 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2703 Layout::find_or_add_kept_section.
2705 2009-07-09 Ian Lance Taylor <iant@google.com>
2707 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2708 Reserve space in the hash table.
2710 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2712 * fileread.cc (File_read::get_mtime): New method.
2713 * fileread.h (Timespec): New structure.
2714 (File_read::get_mtime): New method.
2715 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2716 Renamed from timestamp_nsec.
2717 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2719 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2721 (Incremental_inputs::report_archive): Save mtime; style fix.
2722 (Incremental_inputs::report_obejct): Save mtime; style fix.
2723 (Incremental_inputs::report_script): Save mtime; style fix.
2724 (Incremental_inputs::finalize_inputs): Style fix.
2725 (Incremental_inputs::finalize): Style fix.
2726 (Incremental_inputs::create_input_section_data): Store inputs
2728 * incremental.h (Incremental_inputs::report_script): Add mtime
2730 (Incremental_inputs::Input_info::Input_info): Intialize only one
2732 (Incremental_inputs::Input_info::archive): Move to nameless
2734 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2735 (Incremental_inputs::Input_info::script): Move to nameless union.
2736 (Incremental_inputs::mtime): New field.
2737 * script.cc (read_input_script): Pass file mtime to
2739 * script.h (Script_info::inputs): Style fix.
2741 2009-07-01 Ian Lance Taylor <ian@airs.com>
2743 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2746 2009-06-24 Ian Lance Taylor <iant@google.com>
2749 * layout.cc (Layout::choose_output_section): If we find an
2750 existing section, update the flags.
2751 (Layout::create_notes): New function, broken out of
2753 (Layout::finalize): Don't create note sections.
2754 (Layout::create_note): Don't crash if linker script discards
2756 (Layout::create_gold_note): Likewise.
2757 (Layout::create_build_id): Likewise. Don't set
2758 after_input_sections on the section.
2759 (Layout::create_executable_stack_info): Remove target parameter.
2761 * layout.h (class Layout): Declare create_notes. Update
2762 declaration of create_executable_stack_info.
2763 * gold.cc (queue_middle_tasks): Call create_notes.
2764 * output.cc (Output_section::update_flags_for_input_section): Move
2765 here from output.h. If SHF_ALLOC flag is newly set, mark address
2767 * output.h (Output_data::mark_address_invalid): New function.
2768 (class Output_section): Only declare, not define,
2769 update_flags_for_input_section. Remove set_flags.
2771 2009-06-24 Ian Lance Taylor <iant@google.com>
2773 * script-sections.cc (Output_section_definition::
2774 set_section_addresses): Rename shadowing local load_address to
2777 2009-06-24 Ian Lance Taylor <iant@google.com>
2780 * reloc.cc (relocate_sections): Skip empty relocation sections.
2782 2009-06-23 Ian Lance Taylor <iant@google.com>
2785 * layout.cc (Layout::create_note): Use choose_output_section
2786 rather than make_output_section.
2788 2009-06-23 Ian Lance Taylor <iant@google.com>
2791 * options.cc (General_options::parse_V): Set printed_version_.
2792 (General_options::General_options): Initialize printed_version_.
2793 * options.h (class General_options): Add printed_version_ field.
2794 * gold.cc (queue_initial_tasks): If there are no input files,
2795 don't give a fatal error if we printed the version information.
2796 (queue_middle_tasks): If using -r with a shared object, give a
2797 fatal error rather than an ordinary error.
2799 2009-06-23 Ian Lance Taylor <iant@google.com>
2802 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2803 (Layout::make_output_section): Set have_stabstr_section_ if we see
2804 a .stab*str section.
2805 (Layout::finalize): Call link_stabs_sections.
2806 (Layout::link_stabs_sections): New file.
2807 * layout.h (class Layout): Add have_stabstr_section_ field.
2808 Declare link_stabs_sections.
2810 2009-06-23 Doug Kwan <dougkwan@google.com>
2812 * Makefile.am (libgold_a_LIBADD): New.
2813 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2814 * Makefile.in: Regenerate.
2815 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2816 * configure: Regenerate.
2817 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2818 * fileread.cc: Include sys/state.h
2819 * gold.h: Declare memmem and strndup if found missing.
2820 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2822 2009-06-23 Ian Lance Taylor <iant@google.com>
2824 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2825 * configure: Rebuild.
2827 2009-06-23 Ian Lance Taylor <iant@google.com>
2830 * object.cc (Object::section_contents): Don't try to get a view if
2831 the section has length zero.
2832 (Object::handle_gnu_warning_section): If the section is empty, use
2833 the name of the section as the warning.
2835 2009-06-23 Ian Lance Taylor <iant@google.com>
2838 * stringpool.h (class Stringpool_template): Add optimize_ field.
2839 (Stringpool_template::set_optimize): New function.
2840 * stringpool.cc (Stringpool_template::Stringpool_template):
2841 Initialize optimize_ field.
2842 (Stringpool_template::set_string_offsets): Test local optimize
2843 fild rather than parameter.
2844 * layout.cc (Layout::Layout): Call set_optimize on the section
2847 2009-06-22 Ian Lance Taylor <iant@google.com>
2850 * yyscript.y: Parse TARGET.
2851 * script.cc (script_set_target): New function.
2852 * script-c.h (script_set_target): Declare.
2853 * options.cc (General_options::string_to_object_format): Rename
2854 from string_to_object_format in anonymous namespace. Change
2856 * options.h (class General_options): Declare
2857 string_to_object_format.
2859 2009-06-22 Ian Lance Taylor <iant@google.com>
2861 * script-sections.cc (Script_sections::create_segments): Don't put
2862 program headers in a PT_LOAD segment if -n or -N.
2864 2009-06-22 Ian Lance Taylor <iant@google.com>
2867 * options.h (class General_options): Add -z lazy and -z now. Sort
2868 -z options into alphabetical order.
2869 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2871 2009-06-21 Ian Lance Taylor <iant@google.com>
2873 * layout.cc (Layout::make_output_section): Call
2874 Target::new_output_section.
2875 (Layout::attach_allocated_section_to_segment): Put large section
2876 sections in a separate load segment with the large segment flag
2878 (Layout::segment_precedes): Sort large data segments after other
2880 (align_file_offset): New static function.
2881 (Layout::set_segment_offsets): Use align_file_offset.
2882 * output.h (class Output_section): Add is_small_section_ and
2883 is_large_section_ fields.
2884 (Output_section::is_small_section): New function.
2885 (Output_section::set_is_small_section): New function.
2886 (Output_section::is_large_section): New function.
2887 (Output_section::set_is_large_section): New function.
2888 (Output_section::is_large_data_section): New function.
2889 (class Output_segment): Add is_large_data_segment_ field.
2890 (Output_segment::is_large_data_segment): New function.
2891 (Output_segment::set_is_large_data_segment): New function.
2892 * output.cc (Output_section::Output_section): Initialize new
2894 (Output_segment::Output_segment): Likewise.
2895 (Output_segment::add_output_section): Add assertion that large
2896 data sections always go in large data segments. Force small data
2897 sections to the end of the list of data sections. Force small BSS
2898 sections to the start of the list of BSS sections. For large BSS
2899 sections to the end of the list of BSS sections.
2900 * symtab.h (class Symbol): Declare is_common_shndx.
2901 (Symbol::is_defined): Check Symbol::is_common_shndx.
2902 (Symbol::is_common): Likewise.
2903 (class Symbol_table): Define enum Commons_section_type. Update
2904 declarations. Add small_commons_ and large_commons_ fields.
2905 * symtab.cc (Symbol::is_common_shndx): New function.
2906 (Symbol_table::Symbol_table): Initialize new fields.
2907 (Symbol_table::add_from_object): Put small and large common
2908 symbols in the right list.
2909 (Symbol_table::sized_finalized_symbol): Check
2910 Symbol::is_common_shndx.
2911 (Symbol_table::sized_write_globals): Likewise.
2912 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2913 common symbol lists. Don't call do_allocate_commons_list if the
2915 (Symbol_table::do_allocate_commons_list): Remove is_tls
2916 parameter. Add comons_section_type parameter. Change all
2917 callers. Handle small and large common symbols.
2918 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2919 Symbol::is_common_shndx.
2920 * resolve.cc (symbol_to_bits): Likewise.
2921 * target.h (Target::small_common_shndx): New function.
2922 (Target::small_common_section_flags): New function.
2923 (Target::large_common_shndx): New function.
2924 (Target::large_common_section_flags): New function.
2925 (Target::new_output_section): New function.
2926 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2927 small_common_section_flags, and large_common_section_flags
2929 (Target::do_new_output_section): New virtual function.
2930 * arm.cc (Target_arm::arm_info): Initialize new fields.
2931 * i386.cc (Target_i386::i386_info): Likewise.
2932 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2934 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2935 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2936 (Target_x86_64::do_new_output_section): New function.
2937 * configure.ac: Define conditional MCMODEL_MEDIUM.
2938 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2939 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2940 (large_LDFLAGS): Define.
2941 * testsuite/large.c: New file.
2942 * testsuite/testfile.cc (Target_test::test_target_info):
2943 Initialize new fields.
2944 * configure, testsuite/Makefile.in: Rebuild.
2946 2009-06-05 Doug Kwan <dougkwan@google.com>
2948 * Makefile.am (CCFILES): Add target.cc.
2949 * Makefile.in: Regenerate.
2950 * i386.cc (class Target_i386): Define new virtual method to
2951 override do_is_local_label_name in parent.
2952 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2953 local symbols if --discard-locals or -X is given.
2954 * options.h (class General_options): Declare new options
2955 '--discard-locals' and '-X' for discarding locals.
2956 * target.h (class Target): Define new methods is_local_label_name.
2957 Declare new virtual method do_is_local_label_name.
2958 * target.cc: New file.
2959 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2960 (check_SCRIPTS): Add discard_locals_test.sh.
2961 (check_DATA): Add discard_local_tests.syms.
2962 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2963 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2964 * testsuite/Makefile.in: Regenerate.
2965 * testsuite/discard_locals_test.c: New file.
2966 * testsuite/discard_locals_test.sh: Same.
2968 2009-06-05 Doug Kwan <dougkwan@google.com>
2970 * object.cc (Sized_relobj::Sized_relobj): Initialize
2971 discarded_eh_frame_shndx_ to -1U.
2972 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2974 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2975 a discarded .eh_frame section.
2976 (Sized_relobj::do_finalize_local_symbols): Ditto.
2977 * object.h (class Sized_relobj): Declare new member
2978 discarded_eh_frame_shndx_.
2979 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2980 (local_labels_test.o, local_labels_test): New rules.
2981 * testsuite/Makefile.in: Regenerate.
2983 2009-06-04 Doug Kwan <dougkwan@google.com>
2985 * layout.cc (Layout::section_name_mapping): Add mapping for
2986 special ARM sections.
2988 2009-06-03 Doug Kwan <dougkwan@google.com>
2990 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2991 (utils::has_overflow): Same.
2993 2009-06-03 Ian Lance Taylor <iant@google.com>
2995 * layout.cc (Layout::section_name_mapping): New array, replacing
2996 Layout::linkonce_mapping.
2997 (Layout::section_name_mapping_count): New variable, replacing
2998 Layout::linkonce_mapping_count.
2999 (Layout::linkonce_output_name): Remove.
3000 (Layout::output_section_name): Rewrite.
3001 * layout.h (class Layout): Rename Linkonce_mapping to
3002 Section_name_mapping, linkonce_mapping to section_name_mapping,
3003 linkonce_mapping_count to section_name_mapping_count. Don't
3004 declare linkonce_output_name.
3006 2009-06-03 Doug Kwan <dougkwan@google.com>
3008 * gold/arm.cc (namespace utils): New.
3009 (Target_arm::reloc_is_non_pic): Define new method.
3010 (class Arm_relocate_functions): New.
3011 (Target_arm::Relocate::relocate): Handle relocation types used by
3014 2009-06-03 Ian Lance Taylor <iant@google.com>
3016 * arm.cc (Target_arm::scan::global): Use || instead of |.
3018 2009-06-02 Doug Kwan <dougkwan@google.com>
3020 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3021 issued_non_pic_error_.
3022 (class Target_arm::Scan): Declare new method check_non_pic.
3023 Define new method symbol_needs_plt_entry.
3024 Declare new data member issued_non_pic_error_.
3025 (class Target_arm::Relocate): Declare new method
3026 should_apply_static_reloc.
3027 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3028 (Target_arm::Scan::check_non_pic): Define new method.
3029 (Target_arm::Scan::local): Handle a small subset of reloc types used
3031 (Target_arm::Scan::local): Same.
3032 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3034 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3036 * incremental.cc (Incremental_inputs::report_command_line): Filter
3037 out --incremental-* options.
3039 2009-05-29 Doug Kwan <dougkwan@google.com>
3041 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3043 (class Target_arm): Update comment.
3044 (Target_arm::Target_arm): Initialize new data members GOT_,
3045 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3046 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3047 and Target_arm::rel_dyn_section.
3048 Declare new_enum Target_arm::Got_type.
3049 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3051 Update commments for member do_dynsym_value.
3052 (Target_arm::got_size, Target_arm::plt_section,
3053 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3054 new methods inside class defintion.
3055 (Target_arm::got_section): Define new method.
3056 (Target_arm::rel_dyn_section): Same.
3057 (Output_data_plt_arm): New template class.
3058 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3059 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3060 (Output_data_plt_arm::add_entry): Same.
3061 (Output_data_plt_arm::first_plt_entry): Define new
3062 static data member for PLT instruction template.
3063 (Output_data_plt_arm::plt_entry): Same.
3064 (Output_data_plt_arm::do_write): Define new method.
3065 (Target_arm::make_plt_entry): Same.
3066 (Target_arm::do_finalize_sections): Same.
3067 (Target_arm::do_dynsym_value): Same.
3069 2009-05-28 Doug Kwan <dougkwan@google.com>
3071 * Makefile.am (TARGETSOURCES): Add arm.cc.
3072 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3073 * Makefile.in: Regenerate.
3075 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3077 2009-05-26 Doug Kwan <dougkwan@google.com>
3079 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3080 (General_options::check_excluded_libs): Strip off directories in
3081 archive name before matching like GNU ld does.
3082 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3083 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3084 (exclude_libs_test_LDFLAGS): Add linker option
3085 -Wl,--exclude-libs,libexclude_libs_test_3
3086 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3087 an explicit archive without using -l.
3088 (alt/libexclude_libs_test_3.a): New make rule.
3089 * testsuite/Makefile.in: Regenerate.
3090 * testsuite/exclude_libs_test.c : Declare lib3_default().
3092 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3093 * exclude_libs_test_3.c: New file.
3095 2009-05-26 Nick Clifton <nickc@redhat.com>
3097 * po/id.po: New Indonesian translation.
3098 * po/gold.pot: Updated template file.
3100 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3102 * testsuite/Makefile.am: Add -ffunction-sections to compile
3103 gc_comdat_test files. Add -Wl,--gc-sections to build
3105 * testsuite/Makefile.in: Regenerate.
3106 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3108 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3110 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3111 kept comdat section was garbage collected.
3112 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3113 * testsuite/Makefile.in: Regenerate.
3114 * testsuite/gc_comdat_test.sh: New file.
3115 * testsuite/gc_comdat_test_1.cc: New file.
3116 * testsuite/gc_comdat_test_2.cc: New file.
3118 2009-05-19 Doug Kwan <dougkwan@google.com>
3120 * archive.cc (Archive::Archive): Move constructor from archive.h
3121 to here. Initialize no_export_.
3122 (Archive::get_elf_object_for_member): Set no_export flag of object.
3123 * archive.h (Archive::Archive): Move constructor body to
3125 (Archive::no_export): New method.
3126 (Archive::no_export_): New field.
3127 * object.h (Object::Object): Initialize no_export_ to false.
3128 (Object::no_export, Object::set_no_export): New methods.
3129 (Object::no_export_): New field.
3130 * options.cc (General_options::parse_exclude_libs): New method.
3131 (General_options::check_excluded_libs) Same.
3132 * options.h (exclude_libs): New option.
3133 (General_options::check_excluded_libs): New method declaration.
3134 (General_options::excluded_libs_): New field.
3135 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3136 default or protected visibility if an object has no-export flag set.
3137 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3138 (check_SCRIPTS): Add exclude_libs_test.sh.
3139 (check_DATA): Add exclude_libs_test.syms.
3140 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3141 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3142 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3143 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3144 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3145 libexclude_libs_test_2.a): New rules.
3146 * testsuite/Makefile.in: Regenerate.
3147 * testsuite/exclude_libs_test.c: New file.
3148 * testsuite/exclude_libs_test.sh: Ditto.
3149 * testsuite/exclude_libs_test_1.c: Ditto.
3150 * testsuite/exclude_libs_test_2.c: Ditto.
3152 2009-05-15 Ian Lance Taylor <iant@google.com>
3154 * configure.ac: Check for declarations for cases where libiberty.h
3155 checks HAVE_DECL_xxx.
3156 * configure, config.in: Rebuild.
3158 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3160 * gold.h (Incremental_argument_list): Remove (invalid) forward
3162 * incremental.cc (Incremental_inputs::report_achive): New method.
3163 (Incremental_inputs::report_object): New method.
3164 (Incremental_inputs::report_script): New method.
3165 (Incremental_inputs::finalize_inputs): New method.
3166 (Incremental_inputs::finalize): Call finalize_inputs().
3167 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3168 Create inputs entries.
3169 * incremental.h (Incremental_input_type): New enum.
3170 (Incremental_inputs::Incremental_input): Initialize new fields.
3171 (Incremental_inputs::report_inputs): New method.
3172 (Incremental_inputs::report_achive): New method.
3173 (Incremental_inputs::report_object): New method.
3174 (Incremental_inputs::report_script): New method.
3175 (Incremental_inputs::finalize_inputs): New method.
3176 (Incremental_inputs::Input_info): New struct.
3177 (Incremental_inputs::Input_info_map): New typedef.
3178 (Incremental_inputs::lock_): New field.
3179 (Incremental_inputs::Inputs_): New field.
3180 (Incremental_inputs::Inputs_map): New field.
3181 * main.cc (main): Call Incremental_input::report_inputs.
3182 * options.h (Input_argument_list): Typedef moved from
3184 (Input_file_group::Files): Remove, use ::Input_argument_list.
3185 (Input_file_group::Input_argument_list): Remove, use
3186 ::Input_argument_list.
3187 * plugin.cc (Plugin_manager::add_input_file): Add error in
3189 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3191 * script.cc (read_input_script): Call
3192 Incremental_input::report_script.
3193 * script.h (Script_info): New class.
3195 2009-04-27 Ian Lance Taylor <iant@google.com>
3197 * x86_64.cc (do_adjust_output_section): Set entsize to
3200 2009-04-23 Elliott Hughes <enh@google.com>
3202 * output.cc (Output_file::close): After short writes, continue
3203 writing from the correct offset in the buffer being written.
3205 2009-04-23 Chris Demetriou <cgd@google.com>
3207 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3208 * configure: Regenerate.
3209 * config.in: Regenerate.
3210 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3211 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3213 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3215 * incremental.cc (Incremental_inputs_header_data): Renamed from
3216 Incremental_input_header_data.
3217 (Incremental_inputs_header_data::data_size): New field.
3218 (Incremental_inputs_header_data::put_input_file_count): Renamed
3219 from input_file_count.
3220 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3221 from command_line_offset.
3222 (Incremental_inputs_header_data::put_reserved): Renamed from
3224 (Incremental_inputs_entry_data): Renamed from
3225 Incremental_input_entry_data.
3226 (Incremental_inputs_entry_data::data_size): New field.
3227 (Incremental_inputs::report_command_line): New method.
3228 (Incremental_inputs::finalize): New method.
3229 (Incremental_inputs::create_incremental_inputs_data): New method.
3230 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3231 * incremental.h: New file.
3232 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3233 (Layout::finalize): Create incremental inputs section in
3235 (Layout::create_incremental_info_sections): New method.
3236 * layout.h (Layout::incremental_inputs): New method.
3237 (Layout::create_incremental_info_sections): New method.
3238 (Layout::incremental_inputs_): New field.
3239 * main.cc (main): Notify Incremental_input of the command line.
3241 2009-04-01 Ian Lance Taylor <iant@google.com>
3242 Mikolaj Zalewski <mikolajz@google.com>
3244 * gold.h (reserve_unordered_map): Define, three versions, one for
3245 each version of Unordered_map.
3246 * layout.cc (Layout::Layout): Remove options parameter. Add
3247 number_of_input_files parameter. Don't initialize options_.
3248 Initialize number_of_input_files_ and resized_signatures_. Move
3249 sections_are_attached_.
3250 (Layout::layout_group): Reserve space for group_signatures_.
3251 (Layout::find_or_add_kept_section): Change name parameter to be a
3252 reference. Resize signatures_ map when it gets large enough.
3253 (Layout::layout_eh_frame): Use parameters->options() instead of
3255 (Layout::make_output_section): Likewise.
3256 (Layout::attach_allocated_section_to_segment): Likewise.
3257 (Layout::finalize, Layout::create_executable_stack): Likewise.
3258 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3259 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3260 * layout.h (class Layout): Update declarations. Remove options_
3261 field. Add number_of_input_files_ and resized_signatures_
3262 fields. Move sections_are_attached_ field.
3263 * main.cc (main): Pass number of input files to Layout
3264 constructor. Don't pass options.
3266 2009-03-30 Ian Lance Taylor <iant@google.com>
3268 * ffsll.c (ffsll): Correct implementation.
3270 2009-03-27 Ian Lance Taylor <iant@google.com>
3272 * ffsll.c: New file.
3273 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3274 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3275 * ftruncate.c (ftruncate): Declare before definition.
3276 * mremap.c (mremap): Likewise.
3277 * pread.c (pread): Likewise.
3278 * configure, Makefile.in, config.in: Rebuild.
3280 * mremap.c: New file.
3281 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3282 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3283 (mremap): Declare if HAVE_MREMAP is not defined.
3284 * configure, Makefile.in, config.in: Rebuild.
3286 2009-03-27 Cary Coutant <ccoutant@google.com>
3288 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3289 position independent.
3290 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3291 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3293 2009-03-24 Cary Coutant <ccoutant@google.com>
3295 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3297 (needs_dynamic_reloc): Likewise.
3299 2009-03-24 Ian Lance Taylor <iant@google.com>
3301 * yyscript.y (file_cmd): Recognize EXTERN.
3302 (extern_name_list, extern_name_list_body): New nonterminals.
3303 * script.cc (script_add_extern): Define.
3304 * script-c.h (script_add_extern): Declare.
3306 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3308 * object.cc (is_elf_object): Define.
3309 * object.h (is_elf_object): Declare.
3310 * archive.cc (Archive::get_elf_object_for_member): Call
3312 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3314 2009-03-24 Elliott Hughes <enh@google.com>
3316 * output.cc (Output_file::map_anonymous): Define.
3317 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3318 try an anonymous one. Report the size if the mmap fails.
3319 * output.h (class Output_file): Declare map_anonymous.
3321 2009-03-24 Ian Lance Taylor <iant@google.com>
3323 * target-select.cc (instantiate_target): Don't acquire the lock if
3324 the instantiated_target_ field has already been set.
3326 2009-03-23 Ian Lance Taylor <iant@google.com>
3328 * gold-threads.h (class Initialize_lock): Define.
3329 * gold-threads.cc (class Initialize_lock_once): Define.
3330 (initialize_lock_control): New static variable.
3331 (initialize_lock_pointer): New static variable.
3332 (initialize_lock_once): New static function.
3333 (Initialize_lock::Initialize_lock): Define.
3334 (Initialize_lock::initialize): Define.
3335 * target-select.h: Include "gold-threads.h".
3336 (class Target_selector): Add lock_ and initialize_lock_ fields.
3337 Don't define instantiate_target, just declare it.
3338 * target-select.cc (Target_selector::Target_selector): Initialize
3340 (Target_selector::instantiate_target): Define.
3341 * descriptors.h: Include "gold-threads.h".
3342 (class Descriptors): Add initialize_lock_ field.
3343 * descriptors.cc (Descriptors::Descriptors): Initialize new
3345 (Descriptors::open): Use initialize_lock_ field
3346 * errors.h (class Errors): Add initialize_lock_ field.
3347 * errors.cc (Errors::Errors): Initialize new field.
3348 (Errors::initialize_lock): Use initialize_lock_ field.
3349 * powerpc.cc (class Target_selector_powerpc): Remove
3350 instantiated_target_ field. In do_recognize call
3351 instantiate_target rather than do_instantiate_target. In
3352 do_instantiate_target just allocate a new target.
3353 * sparc.cc (class Target_selector_sparc): Likewise.
3355 * freebsd.h: New file.
3356 * i386.cc: Include "freebsd.h".
3357 (Target_i386): Derive from Target_freebsd rather than
3359 (Target_selector_i386): Derive from Target_selector_freebsd rather
3360 than Target_selector.
3361 * x86_64.cc: Include "freebsd.h".
3362 (Target_x86_64): Derive from Target_freebsd rather than
3364 (Target_selector_x86_64): Derive from Target_selector_freebsd
3365 rather than Target_selector.
3366 * target.h (class Target): Add adjust_elf_header and
3367 do_adjust_elf_header.
3368 * output.cc (Output_file_header:: do_sized_write): Call target
3369 adjust_elf_header routine.
3370 * configure.tgt: Set targ_osabi.
3371 * configure.ac: Define GOLD_DEFAULT_OSABI.
3372 * parameters.cc (Parameters::default_target): Pass
3373 GOLD_DEFAULT_OSABI to select_target.
3374 * target-select.h (class Target_selector): Make instantiate_target
3375 protected rather than private.
3376 * Makefile.am (HFILES): Add freebsd.h.
3377 * configure, Makefile.in, config.in: Rebuild.
3379 * merge.cc (do_add_input_section): Correct pend value. Change
3380 message about last entry not being null terminated from error to
3383 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3385 * incremental.cc: New file.
3386 * Makefile.am (CCFILES): Add incremental.cc.
3387 * Makefile.in: Rebuild.
3389 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3391 * layout.cc (Layout::output_section_name): Preserve names
3392 of '.note.' sections.
3394 2009-03-19 Ian Lance Taylor <iant@google.com>
3396 * descriptors.cc (Descriptors::open): Check that the options are
3397 valid before using them.
3399 2009-03-18 Ian Lance Taylor <iant@google.com>
3401 * script-sections.h: Include <list>.
3402 (class Script_sections): Change Sections_elements from std::vector
3403 to std::list. Typedef public Elements_iterator. Add
3404 orphan_section_placement_, data_segment_align_start_, and
3405 saw_data_segment_align_ fields. Remove data_segment_align_index_
3407 * script-sections.cc (class Orphan_section_placement): New class.
3408 (class Sections_element): Add virtual functions is_relro and
3409 orphan_section_init. Remove virtual function place_orphan_here.
3410 (class Output_section_definition): Add is_relro and
3411 orphan_section_init. Remove place_orphan_here.
3412 (class Orphan_output_section): Likewise.
3413 (Script_sections::Script_sections): Update for field changes.
3414 (Script_sections::data_segment_align): Set saw_data_segment_align_
3415 and data_segment_align_start_, not data_segment_align_index.
3416 (Script_sections::data_segment_relro_end): Check
3417 saw_data_segment_align_. Use data_segment_align_start_ rather
3418 than data_segment_align_index_.
3419 (Script_sections::place_orphan): Rewrite to use
3420 Orphan_section_placement.
3422 2009-03-17 Ian Lance Taylor <iant@google.com>
3424 * archive.cc (Archive::add_symbols): Check for a version attached
3425 to the symbol name in the archive map.
3426 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3427 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3428 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3429 (ver_test_11.a): New target.
3430 * testsuite/Makefile.in: Rebuild.
3432 * configure.ac: Check for chsize and posix_fallocate. Replace
3434 * ftruncate.c: New file, from gnulib.
3435 * output.cc (posix_fallocate): Define dummy version if not
3436 HAVE_POSIX_FALLOCATE.
3437 (Output_file::map): Call posix_fallocate rather than lseek and
3439 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3440 * configure, Makefile.in, config.in: Rebuild.
3442 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3444 * layout.h (Layout::create_note): Add section_name parameter.
3445 * layout.cc (Layout::create_note): Likewise.
3446 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3448 2009-03-17 Ian Lance Taylor <iant@google.com>
3450 * descriptors.cc: Include "options.h".
3451 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3452 (Descriptors::open): Always use O_CLOEXEC when opening a new
3453 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3454 then set FD_CLOEXEC.
3456 * sparc.cc (class Target_sparc): Add has_got_section.
3457 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3458 make sure we have a GOT section.
3460 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3461 (Target_sparc::Scan::local): Likewise.
3462 (Target_sparc::Scan::global): Likewise.
3463 (Target_sparc::Relocate::relocate): Likewise.
3464 (Target_sparc::Relocate::relocate_tls): Likewise.
3466 * symtab.cc (Symbol_table::define_default_version): New function,
3467 broken out of add_from_object.
3468 (Symbol_table::add_from_object): Call define_default_version.
3469 (Symbol_table::define_special_symbol): Add resolve_oldsym
3470 parameter. Change all callers. If the version for a symbol comes
3471 from a version script, resolve it with the symbol with the same
3472 name with no version. Also add the symbol without a version if
3474 (do_define_in_output_data): If resolving with oldsym, don't delete
3476 (do_define_in_output_segment): Likewise.
3477 (do_define_as_constant): Likewise.
3478 * symtab.h (class Symbol_table): Update declarations.
3480 2009-03-13 Ian Lance Taylor <iant@google.com>
3482 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3483 (Read_symbols::requeue): New function.
3484 (Read_symbols::do_read_symbols): If make_elf_object fails because
3485 the target type is not configured, and the file was searched for,
3486 issue a warning and retry with the next directory.
3487 (Add_symbols::run): If the file has an incompatible format, and
3488 it was searched for, requeue the Read_symbols task. On error,
3490 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3491 dirindex parameter to constructor. Change all callers. Declare
3492 incompatible_warning and requeue.
3493 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3494 input_argument_ and input_group_ fields. Add them to
3495 constructor. Change all callers.
3496 (class Read_script): Add dirindex_ field. Add it to constructor.
3498 * archive.cc (Archive::setup): Remove input_objects parameter.
3500 (Archive::get_file_and_offset): Likewise.
3501 (Archive::read_all_symbols): Likewise.
3502 (Archive::read_symbols): Likewise.
3503 (Archive::get_elf_object_for_member): Remove input_objects
3504 parameter. Add punconfigured parameter. Change all callers.
3505 (Archive::add_symbols): Change return type to bool. Check return
3506 value of include_member.
3507 (Archive::include_all_members): Likewise.
3508 (Archive::include_member): Change return type to bool. Return
3509 false if first included object has incompatible target. Set
3510 included_member_ field.
3511 (Add_archive_symbols::run): If add_symbols returns false, requeue
3513 * archive.h (class Archive): Add included_member_ field.
3514 Initialize it in constructor. Add input_file and searched_for
3515 methods. Update declarations.
3516 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3517 input_argument_ fields. Add them to constructor. Change all
3519 * script.cc: Include "target-select.h".
3520 (class Parser_closure): Add skip_on_incompatible_target_ and
3521 found_incompatible_target_ fields. Add
3522 skip_on_incompatible_target parameter to constructor. Change all
3523 callers. Add methods skip_on_incompatible_target,
3524 clear_skip_on_incompatible_target, found_incompatible_target, and
3525 set_found_incompatible_target.
3526 (read_input_script): Add dirindex parameter. Change all callers.
3527 If parser finds an incompatible target, requeue Read_symbols
3529 (script_set_symbol): Clear skip_on_incompatible_target in
3531 (script_add_assertion, script_parse_option): Likewise.
3532 (script_start_sections, script_add_phdr): Likewise.
3533 (script_check_output_format): New function.
3534 * script.h (read_input_script): Update declaration.
3535 * script-c.h (script_check_output_format): Declare.
3536 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3537 (ignore_cmd): Remove OUTPUT_FORMAT.
3538 * fileread.cc (Input_file::Input_file): Add explicit this.
3539 (Input_file::will_search_for): New function.
3540 (Input_file::open): Add pindex parameter. Change all callers.
3541 * fileread.h (class Input_file): Add input_file_argument method.
3542 Declare will_search_for. Update declarations.
3543 * object.cc (make_elf_object): Add punconfigured parameter.
3545 * object.h (class Object): Make input_file public. Add
3546 searched_for method.
3547 (make_elf_object): Update declaration.
3548 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3550 * dirsearch.h (class Dirsearch): Update declaration.
3551 * options.h (class General_options): Add --warn-search-mismatch.
3552 * parameters.cc (Parameters::is_compatible_target): New function.
3553 * parameters.h (class Parameters): Declare is_compatible_target.
3554 * workqueue.cc (Workqueue::add_blocker): New function.
3555 * workqueue.h (class Workqueue): Declare add_blocker.
3557 * fileread.cc (Input_file::open): Remove options parameter.
3559 (Input_file::open_binary): Likewise.
3560 * script.cc (read_input_script): Likewise.
3561 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3562 options parameter from constructor. Change all callers.
3563 (class Read_script): Likewise.
3564 * fileread.h (class Input_file): Update declarations.
3565 * script.h (read_input_script): Update declaration.
3567 2009-03-10 Nick Clifton <nickc@redhat.com>
3569 * po/es.po: New Spanish translation.
3571 2009-03-06 Cary Coutant <ccoutant@google.com>
3573 * options.cc (parse_short_option): Keep dash_z from registering itself.
3575 2009-03-03 Ian Lance Taylor <iant@google.com>
3578 * target-reloc.h (relocate_section): Pass output_section to
3580 * i386.cc (Target_i386::should_apply_static_reloc): Add
3581 output_section parameter. Change all callers.
3582 (Target_i386::Relocate::relocate): Add output_section parameter.
3583 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3584 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3585 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3586 * testsuite/two_file_shared.sh: New script.
3587 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3588 (check_DATA): Add two_file_shared.dbg.
3589 (two_file_shared.dbg): New target.
3590 * testsuite/Makefile.in: Rebuild.
3592 2009-03-01 Ian Lance Taylor <iant@google.com>
3594 * configure.ac: Check for byteswap.h.
3595 * configure: Rebuild.
3596 * config.in: Rebuild.
3598 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3600 * layout.cc (Layout::find_or_add_kept_section): New function.
3601 (Layout::add_comdat): Removed.
3602 * layout.h (struct Kept_section): Move out of class Layout.
3603 Remove trailing underscores from field names. Add group_sections
3604 field. Rename group_ field to is_group. Change all uses.
3605 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3606 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3607 comdat_groups_ field.
3608 (Sized_relobj::include_section_group): Use
3609 find_or_add_kept_section and Kept_section::group_sections.
3610 (Sized_relobj::include_linkonce_section): Likewise.
3611 * object.cc (class Sized_relobj): Don't define Comdat_group or
3612 Comdat_group_table. Remove find_comdat_group and
3613 add_comdat_group. Remove comdat_groups_ field.
3614 * plugin.cc (include_comdat_group): Use
3615 Layout::find_or_add_kept_section.
3617 2009-02-28 Ian Lance Taylor <iant@google.com>
3619 * README: --gc-sections and map files are now supported. Document
3620 some build requirements.
3623 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3624 relocatable link set the value of the section symbol to zero.
3625 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3626 relocatable link don't include the section address in the local
3629 2009-02-27 Ian Lance Taylor <iant@google.com>
3632 * options.h (class Search_directory): Add is_system_directory.
3633 (class General_options): Declare is_in_system_directory.
3634 * options.cc (get_relative_sysroot): Make static.
3635 (get_default_sysroot): Make static.
3636 (General_optoins::is_in_system_directory): New function.
3637 * fileread.cc (Input_file::is_in_system_directory): New function.
3638 * fileread.h (class Input_file): Declare is_in_system_directory.
3639 * object.h (class Object): Add is_in_system_directory.
3640 (class Input_objects): Remove system_library_directory_ field.
3641 * object.cc (Input_objects::add_object): Don't set
3642 system_library_directory_.
3643 (input_objects::found_in_system_library_directory): Remove.
3644 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3645 parameter. Change all callers.
3646 (Symbol_table::sized_write_globals): Likewise.
3647 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3648 Call Object::is_in_system_directory.
3649 * symtab.h (class Symbol_table): Update declarations.
3652 * descriptors.h (Open_descriptor): Add is_on_stack field.
3653 * descriptors.cc (Descriptors::open): If the descriptor is on the
3654 top of the stack, remove it. Initialize is_on_stack field.
3655 (Descriptors::release): Only add pod to stack if it is not on the
3657 (Descriptors::close_some_descriptor): Clear stack_next and
3661 * output.cc (Output_section::find_starting_output_address): Rename
3662 from starting_output_address; add PADDR parameter; change return
3664 * output.h (class Output_section): Declare
3665 find_starting_output_address instead of starting_output_address.
3666 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3667 section symbol for which we can't find a merge section.
3670 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3671 hidden or internal, force the symbol to be local.
3672 * resolve.cc (Symbol::override_visibility): Define.
3673 (Symbol::override_base): Use override_visibility.
3674 (Symbol_table::resolve): Likewise.
3675 (Symbol::override_base_with_special): Likewise.
3676 (Symbol_table::override_with_special): If the visibility is hidden
3677 or internal, force the symbol to be local.
3678 * symtab.h (class Symbol): Add set_visibility and
3679 override_visibility.
3680 * testsuite/ver_test_1.sh: New file.
3681 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3682 (check_DATA): Add ver_test_1.syms.
3683 (ver_test_1.syms): New target.
3684 * testsuite/Makefile.in: Rebuild.
3686 2009-02-25 Cary Coutant <ccoutant@google.com>
3688 * layout.cc (Layout::choose_output_section): Don't rename sections
3689 when using a linker script that has a SECTIONS clause.
3690 * Makefile.in: Regenerate.
3692 * testsuite/Makefile.am (script_test_5.sh): New test case.
3693 * testsuite/Makefile.in: Regenerate.
3694 * testsuite/script_test_5.cc: New file.
3695 * testsuite/script_test_5.sh: New file.
3696 * testsuite/script_test_5.t: New file.
3698 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3700 * archive.cc (Archive::include_member): Update calls to add_symbols.
3701 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3702 the Layout argument.
3703 * dynobj.h (do_add_symbols): Add the Layout argument.
3704 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3706 * object.h (Object::add_symbols): Add the Layout argument.
3707 (Object::do_add_symbols): Add the Layout argument.
3708 (Sized_relobj::do_add_symbols): Add the Layout argument.
3709 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3710 Unify the two versions.
3711 (Add_plugin_symbols): Remove.
3712 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3713 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3714 (Add_plugin_symbols): Remove.
3715 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3716 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3717 (Add_symbols::run): Make it work with Pulginobj.
3719 2009-02-06 Ian Lance Taylor <iant@google.com>
3721 * object.cc (Sized_relobj::do_layout): Make info message start
3722 with lower case letter.
3724 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3726 * binary.cc: Fix file comment.
3728 * options.h (enum Incremental_disposition): Define.
3729 (class General_options): Add new options: --incremental,
3730 --incremental_changed, --incremental_unchanged,
3731 --incremental_unknown. Add incremental_disposition_ and
3732 implicit_incremental_ fields.
3733 (General_options::incremental_disposition): New function.
3734 (class Position_dependent_options): Add incremental_disposition
3736 (Position_dependent_options::copy_from_options): Set incremental
3738 * options.cc (General_options::parse_incremental_changed): New
3740 (General_options::parse_incremental_unchanged): New function.
3741 (General_options::parse_incremental_unknown): New function.
3742 (General_options::General_options): Initialize new fields
3743 incremental_disposition_ and implicit_incremental_.
3744 (General_options::finalize): Check for uasge of --incremental-*
3745 without --incremental.
3747 2009-02-06 Chris Demetriou <cgd@google.com>
3749 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3750 pointer and to report location as the file name associated with
3752 (gold_undefined_symbol_at_location): New function to replace the
3753 old gold_undefined_symbol functionality.
3754 * target-reloc.h (relocate_section): Update to use
3755 gold_undefined_symbol_at_location.
3756 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3757 Call gold_undefined_symbol function rather than gold_error.
3758 * errors.h (Errors::undefined_symbol): Take location as a
3759 string, rather than calculating it from a relocation.
3760 * errors.cc (Errors::fatal): Print "fatal error:" before the
3762 (Errors::error, Errors::error_at_location): Print "error: "
3763 before the formatted message.
3764 (Errors::undefined_symbol): Take location as a string, rather
3765 than calculating it from a relocation.
3766 (gold_undefined_symbol_at_location): New function akin to
3767 old gold_undefined_symbol, calculates location from relocation.
3768 (gold_undefined_symbol): Change to take only a Symbol pointer
3769 and to report location as the file name associated with the symbol.
3770 * testsuite/debug_msg.sh: Update for changed error messages.
3771 * testsuite/undef_symbol.sh: Likewise.
3773 2009-02-04 Duncan Sands <baldrick@free.fr>
3776 * reduced_debug_output.h
3777 (Output_reduced_debug_abbrev_section::failed): Use format for
3779 (Output_reduced_debug_info_section::faild): Likewise.
3781 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3783 * script.cc (Lazy_demangler): New class.
3784 (Version_script_info::get_symbol_version_helper): Demangle a
3787 2009-01-29 Cary Coutant <ccoutant@google.com>
3789 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3791 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3793 2009-01-28 Ian Lance Taylor <iant@google.com>
3795 * version.cc (version_string): Bump to 1.9.
3797 * gold.h: Include <cstring> and <stdint.h>.
3798 * version.cc: Include <cstdio>.
3799 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3801 * reduced_debug_output.cc (insert_into_vector): Rename from
3802 Insert_into_vector; change all callers. Use Swap_unaligned to
3803 avoid aliasing issue; remove union since it is unnecessary.
3805 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3807 * Makefile.am (CCFILES): Add gc.cc.
3809 * Makefile.in: Regenerate.
3810 * gold.cc (Gc_runner): New class.
3811 (queue_initial_tasks): Call garbage collection related tasks
3812 when corresponding options are invoked.
3813 (queue_middle_gc_tasks): New function.
3814 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3815 processed early before laying out sections during garbage collection.
3816 * gold.h (queue_middle_gc_tasks): New function.
3817 (is_prefix_of): Move from "layout.cc".
3818 * i386.cc (Target_i386::gc_process_relocs): New function.
3819 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3820 * main.cc (main): Create object of class "Garbage_collection".
3821 * object.cc (Relobj::copy_symbols_data): New function.
3822 (Relobj::is_section_name_included): New function.
3823 (Sized_relobj::do_layout): Allow this function to be called twice
3824 during garbage collection and defer layout of section during the
3826 * object.h (Relobj::get_symbols_data): New function.
3827 (Relobj::is_section_name_included): New function.
3828 (Relobj::copy_symbols_data): New function.
3829 (Relobj::set_symbols_data): New function.
3830 (Relobj::get_relocs_data): New function.
3831 (Relobj::set_relocs_data): New function.
3832 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3833 (Relobj::gc_process_relocs): New function.
3834 (Relobj::do_gc_process_relocs): New pure virtual function.
3835 (Relobj::sd_): New data member.
3836 (Sized_relobj::is_output_section_offset_invalid): New function.
3837 (Sized_relobj::do_gc_process_relocs): New function.
3838 * options.h (General_options::gc_sections): Modify to not be a no-op.
3839 (General_options::print_gc_sections): New option.
3840 * plugin.cc (Plugin_finish::run): Remove function call to
3841 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3842 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3843 * reloc.cc (Read_relocs::run): Add task to process relocs and
3844 determine unreferenced sections when doing garbage collection.
3845 (Gc_process_relocs): New class.
3846 (Sized_relobj::do_gc_process_relocs): New function.
3847 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3848 sections that are garbage collected.
3849 * reloc.h (Gc_process_relocs): New class.
3850 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3851 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3852 symbols whose corresponding sections are garbage collected.
3853 (Symbol_table::Symbol_table): Add new parameter for the garbage
3855 (Symbol_table::gc_mark_undef_symbols): New function.
3856 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3857 (Symbol_table::gc_mark_dyn_syms): New function.
3858 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3860 (Symbol_table::add_from_object): Likewise.
3861 (Symbol_table::add_from_relobj): When building shared objects, do not
3862 treat externally visible symbols as garbage.
3863 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3864 table information for static and relocatable links.
3865 * symtab.h (Symbol_table::set_gc): New function.
3866 (Symbol_table::gc): New function.
3867 (Symbol_table::gc_mark_undef_symbols): New function.
3868 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3869 (Symbol_table::gc_mark_dyn_syms): New function.
3870 (Symbol_table::gc_): New data member.
3871 * target.h (Sized_target::gc_process_relocs): New pure virtual
3873 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3874 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3876 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3878 * options.h (General_options::gc_sections): Define as a no-op for now.
3879 (General_options::no_keep_memory): Ditto.
3880 (General_options::Bshareable): Define.
3881 * options.cc (General_options::finalize): Honor -Bshareable.
3883 2009-01-20 Andreas Schwab <schwab@suse.de>
3885 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3886 read the value in the contents, since we don't use it. Use the
3887 template endianness when writing.
3888 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3890 2009-01-19 Andreas Schwab <schwab@suse.de>
3892 * configure.tgt (powerpc64-*): Fix targ_obj.
3894 2009-01-15 Ian Lance Taylor <iant@google.com>
3896 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3897 local symbols when stripping all symbols.
3899 2009-01-14 Cary Coutant <ccoutant@google.com>
3901 * output.cc (Output_reloc): Add explicit instantiations.
3903 2009-01-14 Cary Coutant <ccoutant@google.com>
3905 * archive.cc (Archive::get_elf_object_for_member): Remove call
3906 to File_read::claim_for_plugin.
3907 * descriptors.cc (Descriptors::open): Remove reference to
3909 (Descriptors::claim_for_plugin): Remove.
3910 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3911 (Descriptors::is_claimed): Remove.
3912 (claim_descriptor_for_plugin): Remove.
3913 * fileread.cc (File_read::claim_for_plugin): Remove.
3914 * fileread.h (File_read::claim_for_plugin): Remove.
3915 (File_read::descriptor): Reopen descriptor if necessary.
3916 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3917 (Plugin_manager::all_symbols_read): Add task parameter. Change
3919 (Plugin_manager::get_input_file): New function.
3920 (Plugin_manager::release_input_file): New function.
3921 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3922 corresponding data member.
3923 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3924 and pass to base constructor. Change all callers.
3925 (get_input_file, release_input_file): New functions.
3926 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3927 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3928 (Plugin_manager::all_symbols_read): Add task parameter.
3929 (Plugin_manager::get_input_file): New function.
3930 (Plugin_manager::release_input_file): New function.
3931 (Plugin_manager::task_): New data member.
3932 (Pluginobj::Pluginobj): Add filesize parameter.
3933 (Pluginobj::filename): New function.
3934 (Pluginobj::descriptor): New function.
3935 (Pluginobj::filesize): New function.
3936 (Pluginobj::filesize_): New data member.
3937 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3938 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3939 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3941 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3942 with archive libraries.
3943 * testsuite/Makefile.in: Regenerate.
3944 * testsuite/plugin_test.c (struct sym_info): New type.
3945 (get_input_file, release_input_file): New static variables.
3946 (onload): Capture new transfer vector entries.
3947 (claim_file_hook): Stop reading at end of file according to filesize.
3948 Factor out parsing of readelf output into separate function.
3949 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3950 APIs and get the source file name from the symbol table. Convert
3951 source file name to corresponding object file name. Print info
3952 message when adding new input files.
3953 (parse_readelf_line): New function.
3954 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3955 * testsuite/plugin_test_2.sh: Likewise.
3956 * testsuite/plugin_test_3.sh: Likewise.
3957 * testsuite/plugin_test_4.sh: New test case.
3959 2009-01-07 Ian Lance Taylor <iant@google.com>
3961 * version.cc (version_string): Bump to 1.8.
3963 2008-12-23 Cary Coutant <ccoutant@google.com>
3965 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3966 * plugin.cc (Plugin_manager::finish): Rename as
3967 layout_deferred_objects. Move cleanup to separate function.
3968 (Plugin_manager::cleanup): New function.
3969 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3971 * plugin.h (Plugin_manager::finish): Rename as
3972 layout_deferred_objects.
3973 (Plugin_manager::cleanup): New function.
3974 (Plugin_manager::cleanup_done): New field.
3976 2008-12-23 Cary Coutant <ccoutant@google.com>
3978 * plugin.cc (is_visible_from_outside): New function.
3979 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3980 so we don't return "IR only" status for exported symbols or -r links.
3982 * testsuite/Makefile.am (plugin_test_3): New test case.
3983 * testsuite/Makefile.in: Regenerate.
3984 * testsuite/plugin_test_3.sh: New file.
3986 2008-12-22 Cary Coutant <ccoutant@google.com>
3988 * object.cc (Sized_relobj::layout_section): New function.
3989 (Sized_relobj::do_layout): Defer layout of input sections until after
3990 plugin has provided replacement files.
3991 (Sized_relobj::do_layout_deferred_sections): New function.
3992 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3993 (Relobj::layout_deferred_sections): New function.
3994 (Relobj::do_layout_deferred_sections): New function.
3995 (Sized_relobj::do_layout_deferred_sections): New function.
3996 (Sized_relobj::layout_section): New function.
3997 (Sized_relobj::Deferred_layout): New structure.
3998 (Sized_relobj::deferred_layout_): New field.
3999 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
4000 Change all callers. Layout deferred sections.
4001 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
4003 (Plugin_hook::run): Move code from do_plugin_hook inline.
4004 (Plugin_hook::do_plugin_hook): Remove.
4005 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
4006 (Plugin_manager::finish): Renamed, was cleanup.
4007 (Plugin_manager::should_defer_layout): New function.
4008 (Plugin_manager::add_deferred_layout_object): New function.
4009 (Plugin_manager::Deferred_layout_list): New type.
4010 (Plugin_manager::deferred_layout_objects_): New field.
4011 (Plugin_hook::do_plugin_hook): Remove.
4013 2008-12-17 Ian Lance Taylor <iant@google.com>
4015 * options.h (class General_options): Add --no case for
4018 2008-12-16 Cary Coutant <ccoutant@google.com>
4020 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4022 (Plugin_manager::claim_file): Create plugin object even if
4023 plugin did not call the add_symbols callback.
4024 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4025 asking for more symbols than were added.
4026 * testsuite/Makefile.am (plugin_test_1): Add test case with
4028 (empty.syms): New target.
4029 * testsuite/Makefile.in: Regenerate.
4030 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4031 message. Don't call add_symbols if no globals.
4032 (all_symbols_read_hook): Don't provide replacement for empty
4035 2008-12-12 Ian Lance Taylor <iant@google.com>
4037 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4038 r_type == 0 for a local symbol with r_sym == 0.
4039 (scan_relocatable_relocs): Pass r_sym to
4040 local_non_section_strategy.
4041 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4044 * configure.ac: Update test for TLS descriptors: they are
4045 supported as of glibc 2.9.
4046 * configure: Rebuild.
4048 2008-12-11 Ian Lance Taylor <iant@google.com>
4051 * target-reloc.h (Default_scan_relocatable_relocs): For each
4052 function, map r_type == 0 to RELOC_DISCARD.
4054 2008-12-10 Cary Coutant <ccoutant@google.com>
4056 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4057 object to override a kept COMDAT group from a plugin object.
4059 2008-12-09 Ian Lance Taylor <iant@google.com>
4062 * yyscript.y (file_cmd): Handle INPUT.
4064 * testsuite/initpri1.c: Change all declarations to be full
4065 prototypes by adding void, to avoid compiler warnings.
4067 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4069 * options.cc (General_options::parse_plugin_opt): New.
4070 (General_options::add_plugin): The argument now is just the filename.
4071 (General_options::add_plugin_option): New.
4072 * options.h (plugin_opt): New.
4073 (add_plugin): Change argument name.
4074 (add_plugin_option): New.
4075 * plugin.cc (Plugin::load): Don't parse the plugin option.
4076 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4077 (Plugin::add_option): New.
4078 (Plugin::args_): Change type.
4079 (Plugin::filename_): New.
4080 (Plugin_manager::add_plugin_option): New.
4081 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4082 * testsuite/Makefile.in: Regenerate.
4084 2008-12-05 Cary Coutant <ccoutant@google.com>
4086 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4087 Handle --strip-lto-sections option.
4088 * options.h (strip_lto_sections): New option.
4090 2008-12-01 Cary Coutant <ccoutant@google.com>
4092 * plugin.cc (ld_plugin_message): Change format parameter to const.
4093 Fix mismatch between new[] and delete.
4095 2008-11-14 Cary Coutant <ccoutant@google.com>
4097 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4100 2008-11-05 Craig Silverstein <csilvers@google.com>
4102 * options.cc (General_options::parse_dynamic_list): New function.
4103 * options.h (General_options): New flags dynamic_list,
4104 dynamic_list_data, dynamic_list_cpp_new, and
4105 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4106 (General_options::in_dynamic_list): New function.
4107 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4108 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4109 (Lex::can_continue_name): Likewise.
4111 (read_script_file): New parameter script_options.
4112 (read_dynamic_list): New function.
4113 (Script_options::define_dynamic_list): New function.
4114 (dynamic_list_keyword_parsecodes): New variable.
4115 (dynamic_list_keywords): New variable.
4116 * script.h (Script_options::define_dynamic_list): New function
4118 (read_dynamic_list): New function prototype.
4119 * symtab.cc (strprefix): New macro.
4120 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4121 dynamic_list_data, dynamic_list_cpp_new, and
4122 dynamic_list_cpp_typeinfo.
4123 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4124 (dynamic_list_expr): New rule.
4125 (dynamic_list_nodes): Likewise.
4126 (dynamic_list_node): Likewise.
4127 * testsuite/Makefile.am (dynamic_list): New test.
4128 * testsuite/Makefile.in: Regenerated.
4129 * testsuite/dynamic_list.t: New file.
4130 * testsuite/dynamic_list.sh: New file.
4132 2008-11-05 Craig Silverstein <csilvers@google.com>
4134 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4135 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4136 (t11_last): Likewise.
4137 * testsuite/ver_test_6.c (main): Likewise.
4139 2008-10-07 Cary Coutant <ccoutant@google.com>
4141 * options.c (General_options::finalize): Add check for -static and
4143 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4146 2008-10-02 Cary Coutant <ccoutant@google.com>
4148 * plugin.cc (make_sized_plugin_object): Fix conditional
4149 compilation to work when not all targets are enabled.
4151 2008-09-29 Cary Coutant <ccoutant@google.com>
4153 * archive.cc (Archive::get_file_and_offset): Use filename instead
4154 of name to get library path.
4155 (Archive::include_member): Unlock external member of a thin archive.
4157 * testsuite/Makefile.am (TEST_AR): New variable.
4158 (thin_archive_test_1): New test.
4159 (thin_archive_test_2): New test.
4160 * testsuite/Makefile.in: Regenerate.
4161 * testsuite/thin_archive_main.cc: New file.
4162 * testsuite/thin_archive_test_1.cc: New file.
4163 * testsuite/thin_archive_test_2.cc: New file.
4164 * testsuite/thin_archive_test_3.cc: New file.
4165 * testsuite/thin_archive_test_4.cc: New file.
4167 2008-09-29 Cary Coutant <ccoutant@google.com>
4169 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4170 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4172 (Sized_relobj::do_finalize_local_symbols): Likewise.
4173 (Sized_relobj::map_to_kept_section): Likewise.
4174 * object.h (Sized_relobj::invalid_address): New constant.
4175 (Sized_relobj::do_output_section_offset): Check for invalid_address
4177 * output.cc (Output_reloc::local_section_offset): Use constant
4178 invalid_address instead of -1U.
4179 (Output_reloc::get_address): Likewise.
4180 (Output_section::output_address): Change -1U to -1ULL.
4181 * output.h (Output_reloc::invalid_address): New constant.
4182 * reloc.cc (Sized_relobj::write_sections): Use constant
4183 invalid_address instead of -1U.
4184 (Sized_relobj::relocate_sections): Likewise.
4185 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4186 values for merge sections.
4187 * target-reloc.h (relocate_for_relocatable): Use constant
4188 invalid_address instead of -1U.
4190 2008-09-19 Cary Coutant <ccoutant@google.com>
4192 Add plugin functionality for link-time optimization (LTO).
4193 * configure.ac (plugins): Add --enable-plugins option.
4194 * configure: Regenerate.
4195 * config.in: Regenerate.
4196 * Makefile.am (LIBDL): New variable.
4197 (CCFILES): Add plugin.cc.
4198 (HFILES): Add plugin.h.
4199 (ldadd_var): Add LIBDL.
4200 * Makefile.in: Regenerate.
4202 * archive.cc: Include "plugin.h".
4203 (Archive::setup): Don't preread archive symbols when using a plugin.
4204 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4205 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4207 (Archive::include_member): Add symbols from plugin objects.
4208 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4209 * descriptors.cc (Descriptors::open): Check for file descriptors
4210 abandoned by plugins.
4211 (Descriptors::claim_for_plugin): New function.
4212 * descriptors.h (Descriptors::claim_for_plugin): New function.
4213 (Open_descriptor::is_claimed): New field.
4214 (claim_descriptor_for_plugin): New function.
4215 * fileread.cc (File_read::claim_for_plugin): New function.
4216 * fileread.h (File_read::claim_for_plugin): New function.
4217 (File_read::descriptor): New function.
4218 * gold.cc: Include "plugin.h".
4219 (queue_initial_tasks): Add task to call plugin hooks for generating
4221 * main.cc: Include "plugin.h".
4222 (main): Load plugin libraries.
4223 * object.h (Pluginobj): Declare.
4224 (Object::pluginobj): New function.
4225 (Object::do_pluginobj): New function.
4226 (Object::set_target): New function.
4227 * options.cc: Include "plugin.h".
4228 (General_options::parse_plugin): New function.
4229 (General_options::General_options): Initialize plugins_ field.
4230 (General_options::add_plugin): New function.
4231 * options.h (Plugin_manager): Declare.
4232 (General_options): Add --plugin option.
4233 (General_options::has_plugins): New function.
4234 (General_options::plugins): New function.
4235 (General_options::add_plugin): New function.
4236 (General_options::plugins_): New field.
4237 * plugin.cc: New file.
4238 * plugin.h: New file.
4239 * readsyms.cc: Include "plugin.h".
4240 (Read_symbols::do_read_symbols): Check for archive before checking
4241 for ELF file. Call plugin hooks to claim files.
4242 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4243 from a real object file; force override when processing replacement
4245 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4246 (Symbol::init_base_object): Likewise.
4247 (Symbol::init_base_output_data): Likewise.
4248 (Symbol::init_base_output_segment): Likewise.
4249 (Symbol::init_base_constant): Likewise.
4250 (Symbol::init_base_undefined): Likewise.
4251 (Symbol::output_section): Assert that object is not a plugin.
4252 (Symbol_table::add_from_pluginobj): New function.
4253 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4255 (Symbol_table::sized_write_globals): Likewise.
4256 (Symbol_table::add_from_pluginobj): Instantiate template.
4257 * symtab.h (Sized_pluginobj): Declare.
4258 (Symbol::in_real_elf): New function.
4259 (Symbol::set_in_real_elf): New function.
4260 (Symbol::in_real_elf_): New field.
4261 (Symbol_table::add_from_pluginobj): New function.
4263 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4264 (LIBDL): New variable.
4266 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4267 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4268 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4269 (MOSTLYCLEANFILES): Likewise.
4270 * testsuite/Makefile.in: Regenerate.
4271 * testsuite/plugin_test.c: New file.
4272 * testsuite/plugin_test_1.sh: New file.
4273 * testsuite/plugin_test_2.sh: New file.
4275 2008-09-16 Ian Lance Taylor <iant@google.com>
4277 * target-reloc.h (relocate_section): Check whether a symbol is
4278 defined by the ABI before reporting an undefined symbol error.
4279 * target.h (Target::is_defined_by_abi): Make parameter const.
4280 (Target::do_is_defined_by_abi): Likewise.
4281 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4282 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4283 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4284 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4285 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4286 * testsuite/Makefile.in: Rebuild.
4288 * fileread.cc (make_view): Add casts to avoid warning.
4290 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4292 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4293 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4295 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4297 * options.h (General_options::output_is_executable): New.
4298 (General_options::output_is_pie): New.
4299 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4300 for shared libraries.
4301 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4303 2008-09-11 Chris Demetriou <cgd@google.com>
4305 * options.h (origin): New -z option.
4306 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4307 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4310 2008-09-05 Cary Coutant <ccoutant@google.com>
4312 * fileread.cc (File_read::make_view): Add check for attempt to map
4315 2008-09-05 Cary Coutant <ccoutant@google.com>
4317 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4318 explicit instantiations.
4320 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4323 * options.cc (General_options::finalize): Allow undefined symbols
4324 in shlibs if linking -shared.
4327 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4328 symbols as not needing a dynsym entry.
4330 2008-08-20 Craig Silverstein <csilvers@google.com>
4332 * fileread.cc (File_read::open): Do not lock the file unless it
4333 was successfully opened.
4335 2008-08-14 Cary Coutant <ccoutant@google.com>
4337 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4338 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4339 * testsuite/tls_test.cc (struct int128): 128-bit struct
4340 for testing TLS relocs with non-zero addend.
4341 (v12): New TLS variable.
4343 (t_last): Add check for v12.
4344 * testsuite/tls_test.h (t12): New function.
4345 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4347 2008-08-13 Ian Lance Taylor <iant@google.com>
4349 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4350 set tls_segment_ or relro_segment_.
4351 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4353 * output.h (Output_section::clear_is_relro): New function.
4354 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4355 sections specially even when output_data_ is empty.
4356 (Output_segment::maximum_alignment): When first section is relro,
4357 only force alignment for PT_LOAD segments.
4358 * script.cc (script_data_segment_align): New function.
4359 (script_data_segment_relro_end): New function.
4360 * script-c.h (script_data_segment_align): Declare.
4361 (script_data_segment_relro_end): Declare.
4362 * script-sections.h (class Script_sections): Declare
4363 data_segment_align and data_segment_relro_end. Add fields
4364 segment_align_index_ and saw_relro_end_.
4365 * script-sections.cc (class Sections_element): Add set_is_relro
4366 virtual function. Add new bool* parameter to place_orphan_here.
4367 Add get_output_section virtual function.
4368 (class Output_section_definition): Add set_is_relro. Add new
4369 bool* parameter to place_orphan_here. Add get_output_section.
4370 Add is_relro_ field.
4371 (Output_section_definition::Output_section_definition): Initialize
4372 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4373 and is_relro_ fields.
4374 (Output_section_definition::place_orphan_here): Add is_relro
4376 (Output_section_definition::set_section_addresses): Set relro for
4378 (Output_section_definition::alternate_constraint): Likewise.
4379 (class Orphan_output_section): Add new bool* parameter to
4380 place_orphan_here. Add get_output_section.
4381 (Orphan_output_section::place_orphan_here): Add is_relro
4383 (Script_sections::Script_sections): Initialize
4384 data_segment_align_index_ and saw_relro_end_.
4385 (Script_sections::data_segment_align): New function.
4386 (Script_sections::data_segment_relro_end): New function.
4387 (Script_sections::place_orphan): Set or clear is_relro.
4388 (Script_sections::set_section_addresses): Force alignment of first
4390 * yyscript.y (exp): Call script_data_segment_align and
4391 script_data_segment_relro_end.
4392 * testsuite/relro_script_test.t: New file.
4393 * testsuite/relro_test.cc (using_script): Declare.
4394 (t1, t2): Test using_script.
4395 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4396 (relro_script_test_SOURCES): Define.
4397 (relro_script_test_DEPENDENCIES): Define.
4398 (relro_script_test_LDFLAGS): Define.
4399 (relro_script_test_LDADD): Define.
4400 (relro_script_test.so): New target.
4401 * testsuite/Makefile.in: Rebuild.
4403 2008-08-06 Cary Coutant <ccoutant@google.com>
4405 * archive.cc (Archive::total_archives, Archive::total_members)
4406 (Archive::total_members_loaded): New variables.
4407 (Archive::setup): Add parameter. Add option to preread
4409 (Archive::read_armap): Add counter.
4410 (Archive::get_file_and_offset): New function.
4411 (Archive::get_elf_object_for_member): New function.
4412 (Archive::read_all_symbols): New function.
4413 (Archive::read_symbols): New function.
4414 (Archive::add_symbols): Add counters.
4415 (Archive::include_all_members): Use armap to find members if it's
4417 (Archive::include_member): Skip reading symbols if already read.
4418 Factored code into Archive::get_file_and_offset and
4419 Archive::get_elf_object_for_member. Changed call to
4420 Mapfile::report_include_archive_member.
4421 (Archive::print_stats): New function.
4422 * archive.h: Declare Object and Read_symbols_data classes.
4423 (Archive::Archive): Add initializers for new members.
4424 (Archive::setup): Add parameter.
4425 (Archive::print_stats): New function.
4426 (Archive::total_archives, Archive::total_members)
4427 (Archive::total_members_loaded): New variables.
4428 (Archive::get_file_and_offset): New function.
4429 (Archive::get_elf_object_for_member): New function.
4430 (Archive::read_all_symbols): New function.
4431 (Archive::read_symbols): New function.
4432 (Archive::Archive_member): New class.
4433 (Archive::members_): New member.
4434 (Archive::num_members_): New member.
4435 * main.cc: Include archive.h.
4436 (main): Call Archive::print_stats.
4437 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4438 archive parameter; member_name is now the fully-decorated name.
4439 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4440 * options.h: (General_options): Add --preread-archive-symbols option.
4441 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4444 2008-08-04 Ian Lance Taylor <iant@google.com>
4446 * symtab.h (Symbol::use_plt_offset): New function.
4447 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4448 * powerpc.cc (Relocate::relocate): Likewise.
4449 * sparc.cc (Relocate::relocate): Likewise.
4450 * x86_64.cc (Relocate::relocate): Likewise.
4451 * testsuite/weak_plt.sh: New test.
4452 * testsuite/weak_plt_main.cc: New test.
4453 * testsuite/weak_plt_shared.cc: New test.
4454 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4455 (check_PROGRAMS): Add weak_plt.
4456 (check_DATA): Add weak_plt_shared.so.
4457 (weak_plt_main_pic.o, weak_plt): New targets.
4458 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4459 * testsuite/Makefile.in: Rebuild.
4461 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4463 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4464 * testsuite/Makefile.in: Rebuild.
4466 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4468 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4469 * Makefile.in: Regenerate.
4470 * po/POTFILES.in: Regenerate.
4472 2008-07-29 Ian Lance Taylor <iant@google.com>
4474 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4475 symbols before other symbols.
4476 * testsuite/script_test_2.cc (test_addr): Declare.
4477 (test_addr_alias): Declare.
4478 (main): Check that test_addr and test_addr_alias have the right
4480 * testsuite/script_test_2.t: Define test_addr_alias and
4483 2008-07-24 Ian Lance Taylor <iant@google.com>
4486 * descriptors.cc: New file.
4487 * descriptors.h: New file.
4488 * gold-threads.h (class Hold_optional_lock): New class.
4489 * fileread.cc: Include "descriptors.h".
4490 (File_read::~File_read): Release descriptor rather than closing
4492 (File_read::open) [file]: Call open_descriptor rather than open.
4493 Set is_descriptor_opened_.
4494 (File_read::open) [memory]: Assert that descriptor is not open.
4495 (File_read::reopen_descriptor): New function.
4496 (File_read::release): Release descriptor.
4497 (File_read::do_read): Make non-const. Reopen descriptor.
4498 (File_read::read): Make non-const.
4499 (File_read::make_view): Reopen descriptor.
4500 (File_read::do_readv): Likewise.
4501 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4502 Update declarations.
4503 * layout.cc: Include "descriptors.h".
4504 (Layout::create_build_id): Use open_descriptor rather than open.
4505 * output.cc: Include "descriptors.h".
4506 (Output_file::open): Use open_descriptor rather than open.
4507 * archive.cc (Archive::const_iterator): Change Archive to be
4509 (Archive::begin, Archive::end): Make non-const.
4510 (Archive::count_members): Likewise.
4511 * archive.h (class Archive): Update declarations.
4512 * object.h (Object::read): Make non-const.
4513 * Makefile.am (CCFILES): Add descriptors.cc.
4514 (HFILES): Add descriptors.h.
4515 * Makefile.in: Rebuild.
4518 * gold.h: Always include <clocale>. Add Solaris workarounds
4519 following code in binutils/sysdep.h.
4522 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4523 this->eh_frame_hdr_ is NULL before using it.
4525 * dynobj.cc (Versions::Versions): Update comment.
4527 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4528 the base version name.
4530 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4531 array size plus one.
4532 (Stringpool_template::set_string_offsets): Subtract one from key
4533 before using it as an array index.
4534 (Stringpool_template::get_offset_with_length): Likewise.
4535 (Stringpool_template::write_to_buffer): Likewise.
4536 * stringpool.h (Stringpool_template::get_offset_from_key):
4539 2008-07-23 Ian Lance Taylor <iant@google.com>
4542 * object.h (Merged_symbol_value::value): Do our best to handle a
4546 * script.cc (Version_script_info::get_versions): Don't add empty
4547 version tag to return value.
4548 (Version_script_info::get_symbol_version_helper): Change return
4549 type to bool. Add pversion parameter. Change all callers.
4550 (script_register_vers_node): Don't require a non-NULL tag.
4551 * script.h (class Version_script_info): Update declarations.
4552 (Version_script_info::get_symbol_version): Change return type to
4553 bool. Add version parameter. Change all callers.
4554 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4555 handling. Handle an empty version from a version script.
4556 (Symbol_table::define_special_symbol): Likewise.
4557 * testsuite/ver_test_10.script: New file.
4558 * testsuite/ver_test_10.sh: New file.
4559 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4560 (check_DATA): Add ver_test_10.syms.
4561 (ver_test_10.syms, ver_test_10.so): New target.
4562 * testsuite/Makefile.in: Rebuild.
4564 2008-07-23 Simon Baldwin <simonb@google.com>
4566 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4567 to zero for undefined symbols from dynamic libraries.
4569 2008-07-23 Ian Lance Taylor <iant@google.com>
4571 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4573 * symtab.h (class Symbol_table): Update declaration.
4574 * testsuite/ver_test_9.cc: New file.
4575 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4576 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4577 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4578 (ver_test_9.so, ver_test_9.o): New targets.
4579 * testsuite/Makefile.in: Rebuild.
4581 2008-07-22 Ian Lance Taylor <iant@google.com>
4583 * options.h (class General_options): Define --check-sections.
4584 * layout.cc (Layout::set_segment_offsets): Handle
4587 * options.h (class General_options): Define -n/--nmagic and
4589 * options.cc (General_options::finalize): For -n/--nmagic or
4590 -N/--omagic, set -static.
4591 * layout.cc (Layout::attach_allocated_section_to_segment): If
4592 -N/--omagic, don't put read-only and read-write sections in
4594 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4595 finding a read-only segment.
4596 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4597 don't set the minimum segment alignment to the common page size,
4598 and don't set the file offset to the address modulo the page size.
4599 * script-sections.cc (Script_sections::create_segments): If
4600 -n/--omagic, don't put read-only and read-write sections in
4603 * cref.cc: New file.
4605 * options.h (class General_options): Add --print-symbol-counts.
4606 * main.cc (main): Issue defined symbol report if requested.
4607 * archive.cc (Archive::interpret_header): Make into a const member
4609 (Archive::add_symbols): Call Input_objects::archive_start and
4611 (Archive::const_iterator): Define new class.
4612 (Archive::begin, Archive::end): New functions.
4613 (Archive::include_all_members): Rewrite to use iterator.
4614 (Archive::count_members): New function.
4615 * archive.h (class Archive): Update declarations.
4616 (Archive::filename): New function.
4617 * object.cc: Include "cref.h".
4618 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4619 (Sized_relobj::do_get_global_symbol_counts): New function.
4620 (Input_objects::add_object): Add object to cross-referencer.
4621 (Input_objects::archive_start): New function.
4622 (Input_objects::archive_stop): New function.
4623 (Input_objects::print_symbol_counts): New function.
4624 * object.h: Declare Cref and Archive.
4625 (Object::get_global_symbol_counts): New function.
4626 (Object::do_get_global_symbol_counts): New pure virtual function.
4627 (class Sized_relobj): Add defined_count_ field. Update
4629 (class Input_objects): Add cref_ field. Update constructor.
4630 Update declarations.
4631 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4633 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4635 (Sized_dynobj::do_get_global_symbol_counts): New function.
4636 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4637 defined_count_. Update declarations. Define Symbols typedef.
4638 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4639 parameter. Change all callers.
4640 (Symbol_table::add_from_dynobj): Add sympointers and defined
4641 parameters. Change all callers.
4642 * symtab.h (class Symbol_table): Update declarations.
4643 * Makefile.am (CCFILES): Add cref.cc.
4644 (HFILES): Add cref.h.
4645 * Makefile.in: Rebuild.
4647 2008-07-22 Simon Baldwin <simonb@google.com>
4649 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4650 to zero when writing undefined symbols.
4652 2008-07-22 Ian Lance Taylor <iant@google.com>
4654 * output.cc (Output_section::add_input_section): Don't try to
4655 merge empty merge sections.
4657 2008-07-21 Craig Silverstein <csilvers@google.com>
4659 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4660 Include symbol version in error message.
4662 2008-07-20 Chris Demetriou <cgd@google.com>
4664 * configure.ac (gold_cv_c_random_seed): New configured variable.
4665 (RANDOM_SEED_CFLAGS): New substituted variable.
4666 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4667 * configure: Rebuild.
4668 * Makefile.in: Likewise.
4669 * testsuite/Makefile.in: Likewise.
4671 2008-07-18 Ian Lance Taylor <iant@google.com>
4673 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4674 where we see NAME/NULL and NAME/VERSION as separate symbols.
4675 * testsuite/ver_test_main.cc (main): Call t4.
4676 (t4, t4_2a): Define.
4677 * testsuite/ver_test_2.cc (t4_2): Define.
4678 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4679 * testsuite/ver_test_4.cc (t4_2a): Define.
4680 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4681 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4683 2008-07-17 Ian Lance Taylor <iant@google.com>
4685 * dynobj.cc (Versions::add_def): If we give an error about a
4686 missing version, go ahead and create the version anyhow.
4688 2008-07-10 Ian Lance Taylor <iant@google.com>
4690 Handle output sections with more than 0x7fffffff bytes.
4691 * object.h (class Relobj): Change map_to_output_ to
4692 output_sections_, and just keep a section pointer. Change all
4693 uses. Move comdat group support to Sized_relobj.
4694 (Relobj::is_section_specially_mapped): Remove.
4695 (Relobj::output_section): Remove poff parameter. Change all
4697 (Relobj::output_section_offset): New function.
4698 (Relobj::set_section_offset): Rewrite.
4699 (Relobj::map_to_output): Remove.
4700 (Relobj::output_sections): New function.
4701 (Relobj::do_output_section_offset): New pure virtual function.
4702 (Relobj::do_set_section_offset): Likewise.
4703 (class Sized_relobj): Add section_offsets_ field. Add comdat
4704 group support from Relobj. Update declarations.
4705 (Sized_relobj::get_output_section_offset): New function.
4706 (Sized_relobj::do_output_section_offset): New function.
4707 (Sized_relobj::do_set_section_offset): New function.
4708 * object.cc (Relobj::output_section_address): Remove.
4709 (Sized_relobj::Sized_relobj): Initialize new fields.
4710 (Sized_relobj::include_section_group): Cast find_kept_object to
4712 (Sized_relobj::include_linkonce_section): Likewise.
4713 (Sized_relobj::do_layout): Use separate arrays for output section
4715 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4717 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4718 output_sections and section_offsets.
4719 (Sized_relobj::write_local_symbols): Likewise.
4720 (map_to_kept_section): Compute output address directly.
4721 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4722 output_sections and section_offsets.
4723 (Sized_relobj::write_sections): Likewise.
4724 (Sized_relobj::relocate_sections): Likewise.
4725 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4726 * output.h (class Output_reloc): Update declarations. Change
4727 u2_.relobj to Sized_relobj*.
4728 (class Output_data_reloc): Change add functions to use
4730 * output.cc (Output_reloc::Output_reloc): Change relobj to
4732 (Output_reloc::local_section_offset): Change return type to
4733 Elf_Addr. Use get_output_section_offset.
4734 (Output_reloc::get_address): Likewise.
4735 (Output_section::is_input_address_mapped): Don't call
4736 is_section_specially_mapped.
4737 (Output_section::output_offset): Likewise.
4738 (Output_section::output_address): Likewise.
4739 (Output_section::starting_output_address): Likewise.
4740 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4741 parameter to Sized_relobj*.
4742 (Copy_relocs::need_copy_reloc): Likewise.
4743 (Copy_relocs::save): Likewise.
4744 * copy-relocs.h (class Copy_relocs): Update declarations.
4745 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4746 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4747 * target-reloc.h (relocate_for_relocatable): Change
4748 offset_in_output_section type to Elf_Addr. Change code that uses
4750 * layout.cc (Layout::layout): Always set *off.
4751 * mapfile.cc (Mapfile::print_input_section): Use
4752 output_section_offset.
4753 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4755 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4756 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4757 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4759 2008-07-03 Ian Lance Taylor <iant@google.com>
4761 * layout.cc (Layout::include_section): Do not discard unrecognized
4762 SHT_STRTAB sections.
4764 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4766 * script.cc (Lex::can_continue_name): Make '?' allowable in
4767 version-script names.
4768 * testsuite/version_script.map: Change glob pattern to use '?'
4770 2008-06-30 Manish Singh <yosh@gimp.org>
4773 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4776 2008-06-30 Ian Lance Taylor <iant@google.com>
4780 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4781 versions]: Don't try to read the value in the contents, since we
4782 don't use it. Use the template endianness when writing.
4784 2008-06-25 Cary Coutant <ccoutant@google.com>
4786 * fileread.cc (File_read::make_view): Assert on zero-length view.
4787 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4788 symbol table when there are no symbols to read.
4790 2008-06-23 Craig Silverstein <csilvers@google.com>
4792 * version.cc (version_string): Bump to 1.7
4794 2008-06-18 Craig Silverstein <csilvers@google.com>
4796 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4797 constant 0xFFFF to type Valtype.
4798 (Powerpc_relocate_functions::rel16_ha): Likewise.
4800 2008-06-17 Ian Lance Taylor <iant@google.com>
4802 * output.h (Output_section::Input_section): Initialize p2align_ to
4803 zero for Output_section_data constructors.
4804 (Output_section::Input_section::addralign): If not an input
4805 section, return the alignment of the Output_section_data.
4806 * testsuite/copy_test.cc: New file.
4807 * testsuite/copy_test_1.cc: New file.
4808 * testsuite/copy_test_2.cc: New file.
4809 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4810 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4811 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4812 (copy_test_1_pic.o, copy_test_1.so): New targets.
4813 (copy_test_2_pic.o, copy_test_2.so): New targets.
4814 * testsuite/Makefile.in: Rebuild.
4816 * script-sections.cc (Script_sections::place_orphan): Initialize
4817 local variable exact.
4819 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4821 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4823 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4824 David S. Miller <davem@davemloft.net>
4826 * powerpc.cc: New file.
4827 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4828 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4829 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4830 * Makefile.in: Rebuild.
4832 2008-06-09 Ian Lance Taylor <iant@google.com>
4834 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4836 (throwing, orig_terminate): New static variables.
4837 (terminate_handler): New static function.
4838 (t2): Set terminate handler.
4840 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4843 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4846 2008-05-30 Cary Coutant <ccoutant@google.com>
4848 * archive.cc (Archive::include_all_members) Correct to step
4849 over symbol table and extended name table in thin archives.
4851 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4854 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4857 2008-05-28 Caleb Howe <cshowe@google.com>
4859 * reduced_debug_output.cc: New file.
4860 * reduced_debug_output.h: New file.
4861 * options.h (class General_options): Add --strip-debug-non-line.
4862 * options.cc (General_options::finalize): Add strip_debug_non_line
4863 to the strip heirarchy.
4864 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4866 * layout.cc: Include "reduced_debug_output.h".
4867 (Layout::Layout): Initialize new fields.
4868 (line_only_debug_sections): New static array.
4869 (is_lines_only_debug_sections): New static inline function.
4870 (Layout::include_section): Handle --strip-debug-non-line.
4871 (Layout::make_output_section): If --strip-debug-non-line, build
4872 new output sections for .debug_abbrev and .debug_info.
4873 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4874 gold. Warn about possible overflow.
4875 (read_signed_LEB_128): Likewise.
4876 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4877 (read_signed_LEB_128): Declare.
4878 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4879 (HFILES): Add reduced_debug_output.h.
4880 * Makefile.in: Rebuild.
4882 2008-05-21 Ian Lance Taylor <iant@google.com>
4884 * mapfile.cc: New file.
4885 * mapfile.h: New file.
4886 * options.h (class General_options): Add -M/--print-map and -Map.
4887 * options.cc (General_options::finalize): Make -M equivalent to
4889 * main.cc: Include <cstdio> and "mapfile.h".
4890 (main): Open mapfile if requested.
4891 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4892 constructor. Change caller.
4893 (queue_initial_tasks): Add mapfile parameter. Change caller.
4894 (queue_middle_tasks): Likewise.
4895 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4897 * archive.cc: Include "mapfile.h".
4898 (Archive::add_symbols): Add mapfile parameter. Change all
4899 callers. Pass mapfile, symbol, and reason to include_member.
4900 (Archive::include_all_members): Add mapfile parameter. Change all
4902 (Archive::include_member): Add mapfile, sym, and why parameters.
4903 Change all callers. Report inclusion to map file.
4904 * archive.h: Include "fileread.h".
4905 (class Archive): Update declarations.
4906 (Archive::file): New const method.
4907 (class Add_archive_symbols): Add mapfile_ field. Update
4908 constructor. Change all callers.
4909 * readsyms.h (class Read_symbols): Likewise.
4910 (class Finish_group): Likewise.
4911 (class Read_script): Likewise.
4912 * common.cc: Include "mapfile.h".
4913 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4915 (Symbol_table::do_allocate_commons): Likewise.
4916 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4917 symbol allocation to mapfile.
4918 * common.h (class Allocate_commons_task): Add mapfile_ field.
4919 Update constructor. Change all callers.
4920 * symtab.h (class Symbol_table): Update declarations.
4921 * layout.cc: Include "mapfile.h".
4922 (Layout_task_runner::run): Print information to mapfile.
4923 (Layout::create_gold_note): Change Output_data_fixed_space to
4924 Output_data_zero_fill.
4925 (Layout::create_build_id): Likewise.
4926 (Layout::print_to_mapfile): New function.
4927 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4928 constructor. Change caller.
4929 (class Layout): Declare print_to_mapfile.
4930 * output.cc (Output_section::Input_section::print_to_mapfile): New
4932 (Output_section::add_input_section): If producing a map, always
4933 add to input_sections_ list.
4934 (Output_section::do_print_to_mapfile): New function.
4935 (Output_segment::print_sections_to_mapfile): New function.
4936 (Output_segment::print_section_list_to_mapfile): New function.
4937 * output.h: Include "mapfile.h".
4938 (Output_data::print_to_mapfile): New function.
4939 (Output_data::do_print_to_mapfile): New virtual function.
4940 (Output_segment_headers::do_print_to_mapfile): New function.
4941 (Output_file_header::do_print_to_mapfile): New function.
4942 (Output_data_const::do_print_to_mapfile): New function.
4943 (class Output_data_const_buffer): Add map_name_ field. Update
4944 constructor. Change all callers. Add do_print_to_mapfile
4946 (class Output_data_fixed_space): Likewise.
4947 (class Output_data_space): Likewise.
4948 (class Output_data_zero_fill): New class.
4949 (Output_data_strtab::do_print_to_mapfile): New function.
4950 (Output_data_reloc_base::do_print_to_mapfile): New function.
4951 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4952 (Output_data_group::do_print_to_mapfile): New function.
4953 (Output_data_got::do_print_to_mapfile): New function.
4954 (Output_data_dynamic::do_print_to_mapfile): New function.
4955 (Output_symtab_xindex::do_print_to_mapfile): New function.
4956 (class Output_section): Declare do_print_to_mapflie. Declare
4957 print_to_mapfile in Input_section.
4958 (class Output_segment): Declare new functions.
4959 * object.h (Sized_relobj::symbol_count): New function.
4960 * script-sections.cc
4961 (Output_section_element_dot_assignment::set_section_addresses):
4962 Change Output_data_fixed_space to Output_data_zero_fill.
4963 (Output_data_expression::do_print_to_mapfile): New function.
4964 * script.cc (read_input_script): Add mapfile parameter. Change
4966 * script.h (read_input_script): Update declaration.
4967 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4968 (Eh_frame::do_print_to_mapfile): New function.
4969 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4970 (Output_merge_string::do_print_to_mapfile): New function.
4971 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4973 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4975 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4977 * Makefile.am (CCFILES): Add mapfile.cc.
4978 (HFILES): Add mapfile.h.
4979 * Makefile.in: Rebuild.
4981 2008-05-19 Ian Lance Taylor <iant@google.com>
4983 * options.h (class General_options): Add -z relro.
4984 * layout.cc (Layout::Layout): Initialize relro_segment_.
4985 (Layout::add_output_section_data): Return the output section.
4986 (Layout::make_output_section): Rcognize relro sections and mark
4988 (Layout::attach_allocated_section_to_segment): Put relro sections
4989 in a PT_GNU_RELRO segment.
4990 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4992 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4994 (Layout::linkonce_mapping): Map d.rel.ro.local to
4996 (Layout::output_section_name): Us .data.rel.ro.local for any
4997 section which begins with that.
4998 * layout.h (class Layout): Update add_output_section_data
4999 declaration. Add relro_segment_ field.
5000 * output.cc (Output_section::Output_section): Initialize is_relro_
5001 and is_relro_local_ fields.
5002 (Output_segment::add_output_section): Group relro sections.
5003 (Output_segment::is_first_section_relro): New function.
5004 (Output_segment::maximum_alignment): If there is a relro section,
5005 align the segment to the common page size.
5006 (Output_segment::set_section_addresses): Track whether we are
5007 looking at relro sections. If the last section is a relro
5008 section, align to the common page size.
5009 (Output_segment::set_section_list_addresses): Add in_relro
5010 parameter. Change all callers. Align to the page size when
5011 moving from relro to non-relro section.
5012 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5014 * output.h (class Output_section): Add is_relro_ and
5015 is_relro_local_ fields.
5016 (Output_section::is_relro): New function.
5017 (Output_section::set_is_relro): New function.
5018 (Output_section::is_relro_local): New function.
5019 (Output_section::set_is_relro_local): New function.
5020 (class Output_segment): Update declarations.
5021 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5022 * sparc.cc (Target_sparc::got_section): Likewise.
5023 * x86_64.cc (Target_x86_64::got_section): Likewise.
5024 * testsuite/relro_test_main.cc: New file.
5025 * testsuite/relro_test.cc: New file.
5026 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5027 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5028 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5029 (relro_test.so, relro_test_pic.o): New targets.
5030 * testsuite/Makefile.in: Rebuild.
5032 2008-05-16 Ian Lance Taylor <iant@google.com>
5034 * output.cc (Output_segment::add_output_section): Remove front
5036 * output.h (class Output_segment): Remove
5037 add_initial_output_section and overloaded add_output_section.
5038 Update declaration of remaining add_output_section.
5039 * layout.cc (Layout::create_interp): Call add_output_section
5040 rather than add_initial_output_section.
5041 (Layout::finish_dynamic_section): Likewise.
5043 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5044 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5045 know the dynamic type.
5046 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5047 field. Initialize it in constructor.
5048 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5049 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5050 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5053 * output.cc (Output_reloc::get_address): Change return type to
5055 * output.h (class Output_reloc): Update get_address declaration.
5056 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5057 for section addresses.
5059 2008-05-09 Ian Lance Taylor <iant@google.com>
5062 * gold.cc (gold_nomem): Use return value of write.
5064 2008-05-08 Ian Lance Taylor <iant@google.com>
5066 * symtab.c (Symbol::init_base_output_data): Add version
5067 parameter. Change all callers.
5068 (Symbol::init_base_output_segment): Likewise.
5069 (Symbol::init_base_constant): Likewise.
5070 (Symbol::init_base_undefined): Likewise.
5071 (Sized_symbol::init_output_data): Likewise.
5072 (Sized_symbol::init_output_segment): Likewise.
5073 (Sized_symbol::init_constant): Likewise.
5074 (Sized_symbol::init_undefined): Likewise.
5075 (Symbol_table::do_define_in_output_data): If the new symbol has a
5076 version, mark it as the default.
5077 (Symbol_table::do_define_in_output_segment): Likewise.
5078 (Symbol_table::do_define_as_constant): Likewise.
5079 * symtab.h (class Symbol): Update declarations.
5080 (class Sized_symbol): Likewise.
5081 * resolve.cc (Symbol::override_version): New function.
5082 (Symbol::override_base): Call override_version.
5083 (Symbol::override_base_with_special): Likewise.
5084 * testsuite/ver_script_8.script: New file.
5085 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5086 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5087 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5088 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5090 2008-05-06 Ian Lance Taylor <iant@google.com>
5093 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5095 (class General_options): Remove existing --undefined, and add
5096 --no-undefined instead. Add new --undefined as synonym for -u.
5097 * archive.cc (Archive::add_symbols): Check whether symbol was
5099 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5100 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5101 all uses. Add IS_UNDEFINED. Update declarations to split
5102 different versions of init_base. Declare init_base_undefined.
5103 (Symbol::is_defined): Handle IS_UNDEFINED.
5104 (Symbol::is_undefined): Likewise.
5105 (Symbol::is_weak_undefined): Call is_undefined.
5106 (Symbol::is_absolute): Handle IS_CONSTANT.
5107 (class Sized_symbol): Update declarations to split different
5108 versions of init. Declare init_undefined.
5109 (class Symbol_table): Declare new functions.
5110 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5112 (Symbol::init_base_output_data): Likewise.
5113 (Symbol::init_base_output_segment): Likewise.
5114 (Symbol::init_base_constant): Likewise.
5115 (Symbol::init_base_undefined): New function.
5116 (Sized_symbol::init_object): Rename from init. Change all
5118 (Sized_symbol::init_output_data): Likewise.
5119 (Sized_symbol::init_output_segment): Likewise.
5120 (Sized_symbol::init_constant): Likewise.
5121 (Sized_symbol::init_undefined): New function.
5122 (Symbol_table::add_undefined_symbols_from_command_line): New
5124 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5126 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5127 (Symbol::output_section): Likewise.
5128 (Symbol::set_output_section): Likewise.
5129 (Symbol_table::sized_finalize_symbol): Likewise.
5130 (Symbol_table::sized_write_globals): Likewise.
5131 * resolve.cc (Symbol_table::should_override): Likewise.
5132 (Symbol::override_base_with_special): Likewise.
5134 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5135 symbol, change it to have default visibility.
5136 * testsuite/protected_1.cc: New file.
5137 * testsuite/protected_2.cc: New file.
5138 * testsuite/protected_3.cc: New file.
5139 * testsuite/protected_main_1.cc: New file.
5140 * testsuite/protected_main_2.cc: New file.
5141 * testsuite/protected_main_3.cc: New file.
5142 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5143 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5144 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5145 (protected_1.so): New target.
5146 (protected_1_pic.o, protected_2_pic.o): New targets.
5147 (protected_3_pic.o): New target.
5148 (check_PROGRAMS): Add protected_2.
5149 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5150 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5151 * testsuite/Makefile.in: Rebuild.
5153 * options.h (DEFINE_var): Add set_user_set_##varname__.
5154 (DEFINE_bool_alias): New macro.
5155 (class General_options): Define -Bstatic using DEFINE_bool_alias
5156 rather than DEFINE_special. Add --undefined as an alias for -z
5158 * options.cc (General_options::parse_Bstatic): Remove.
5160 * options.h (class General_options): Add --fatal-warnings.
5161 * main.cc (main): Implement --fatal-warnings.
5162 * errors.h (Errors::warning_count): New function.
5164 * options.h (class General_options): Add -Bsymbolic-functions.
5165 * symtab.h (Symbol::is_preemptible): Check for
5166 -Bsymbolic-functions.
5168 2008-05-05 Ian Lance Taylor <iant@google.com>
5170 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5171 as noVARNAME rather than no-VARNAME.
5172 (class General_options): Add option -z combreloc.
5173 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5175 (Output_reloc::sort_before) [SHT_REL]: New function.
5176 (Output_reloc::sort_before) [SHT_RELA]: New function.
5177 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5178 Sort_relocs_comparison.
5179 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5180 parameter. Change all callers.
5181 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5182 sort_relocs parameter. Change all callers.
5183 * output.cc (Output_reloc::get_address): New function, broken out
5185 (Output_reloc::write_rel): Call it.
5186 (Output_reloc::compare): New function.
5187 (Output_data_reloc_base::do_write): Optionally sort relocs.
5189 * configure.ac: If targ_extra_obj is set, link it in.
5190 * configure.tgt: Initialize all variables.
5191 (x86_64*): Set targ_extra_obj and targ_extra_size.
5192 * configure: Rebuild.
5194 * object.cc (Sized_relobj::include_section_group): Adjust section
5195 indexes read from group data. Build vector to pass to
5197 * layout.cc (Layout::layout_group): Add flags and shndxes
5198 parameters. Remove contents parameter. Change caller. Update
5199 explicit instantiations.
5200 * layout.h (class Layout): Update layout_group declaration.
5201 * output.cc (Output_data_group::Output_data_group): Add flags and
5202 input_shndxes parameters. Remove contents parameter. Change
5204 (Output_data_group::do_write): Change input_sections_ to
5206 * output.h (class Output_data_group): Update constructor
5207 declaration. Rename input_sections_ to input_shndxes_.
5208 * testsuite/many_sections_test.cc: Add template.
5210 2008-04-30 Cary Coutant <ccoutant@google.com>
5212 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5214 * layout.cc (Layout::include_section): Refactored check for debug
5216 (Layout::add_comdat): Add new parameters. Change type
5217 of signature parameter. Add object and shndx to signatures table.
5218 (Layout::find_kept_object): New function.
5219 * layout.h: Include <cstring>.
5220 (Layout::is_debug_info_section): New function.
5221 (Layout::add_comdat): Add new parameters.
5222 (Layout::find_kept_object): New function.
5223 (Layout::Kept_section): New struct.
5224 (Layout::Signatures): Change type of map range.
5225 * object.cc (Relobj::output_section_address): New function.
5226 (Sized_relobj::include_section_group): Add new parameters. Change
5227 calls to Layout::add_comdat. Change to build table of kept comdat
5228 groups and table mapping discarded sections to kept sections.
5229 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5230 (Sized_relobj::do_layout): Change calls to include_section_group and
5231 include_linkonce_section.
5232 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5233 value to zero when section is discarded.
5234 (Sized_relobj::map_to_kept_section): New function.
5235 * object.h (Relobj::output_section_address): New function.
5236 (Relobj::Comdat_group): New type.
5237 (Relobj::find_comdat_group): New function.
5238 (Relobj::Comdat_group_table): New type.
5239 (Relobj::Kept_comdat_section): New type.
5240 (Relobj::Kept_comdat_section_table): New type.
5241 (Relobj::add_comdat_group): New function.
5242 (Relobj::set_kept_comdat_section): New function.
5243 (Relobj::get_kept_comdat_section): New function.
5244 (Relobj::comdat_groups_): New field.
5245 (Relobj::kept_comdat_sections_): New field.
5246 (Symbol_value::input_value): Update comment.
5247 (Sized_relobj::map_to_kept_section) New function.
5248 (Sized_relobj::include_linkonce_section): Add new parameter.
5249 * target-reloc.h (Comdat_behavior): New type.
5250 (get_comdat_behavior): New function.
5251 (relocate_section): Add code to map a discarded section to the
5252 corresponding kept section when applying a relocation.
5254 2008-04-30 Craig Silverstein <csilvers@google.com>
5256 * dwarf_reader.cc (next_generation_count): New static var.
5257 (Addr2line_cache_entry): New struct.
5258 (addr2line_cache): New static var.
5259 (Dwarf_line_info::one_addr2line): Added caching.
5260 (Dwarf_line_info::clear_addr2line_cache): New function.
5261 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5262 cache-size parameter.
5263 (Dwarf_line_info::one_addr2line_cache): New function.
5264 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5265 new cache-size argument to one_addr2line(), and clear cache.
5267 2008-04-28 Cary Coutant <ccoutant@google.com>
5269 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5270 R_386_PC8 relocations.
5272 2008-04-23 Ian Lance Taylor <iant@google.com>
5274 * object.cc (Sized_relobj::include_section_group): Check for
5275 invalid section group.
5277 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5280 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5281 than read for file header.
5282 * archive.cc (Archive::include_member): Likewise.
5284 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5286 * aclocal.m4: Regenerate.
5287 * configure: Regenerate.
5289 2008-04-19 Ian Lance Taylor <iant@google.com>
5291 * version.cc (version_string): Bump to 1.6.
5293 * testsuite/Makefile.am (many_sections_r_test): New target.
5294 (many_sections_r_test_SOURCES): Remove.
5295 (many_sections_r_test_DEPENDENCIES): Remove.
5296 (many_sections_r_test_LDFLAGS): Remove.
5297 (many_sections_r_test_LDADD): Remove.
5299 * object.cc (Sized_relobj::do_add_symbols): Always pass
5300 local_symbol_count_ to add_from_relobj.
5302 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5303 every thousand variables.
5304 * testsuite/Makefile.in: Rebuild.
5306 * object.cc (Xindex::initialize_symtab_xindex): New function.
5307 (Xindex::read_symtab_xindex): New function.
5308 (Xindex::sym_xindex_to_shndx): New function.
5309 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5311 (Sized_relobj::do_initialize_xindex): New function.
5312 (Sized_relobj::do_read_symbols): Adjust section links.
5313 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5314 parameter. Change all callers.
5315 (Sized_relobj::include_section_group): Adjust section links and
5316 symbol section indexes.
5317 (Sized_relobj::do_layout): Adjust section links.
5318 (Sized_relobj::do_count_local_symbols): Adjust section links and
5319 symbol section indexes.
5320 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5321 ordinary and special symbols.
5322 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5323 dynsym_xindex parameters. Change all callers. Adjust section
5324 links. Use SHN_XINDEX when needed.
5325 (Sized_relobj::get_symbol_location_info): Adjust section links.
5326 Don't get fooled by special symbols.
5327 * object.h (class Xindex): Define.
5328 (class Object): Add xindex_ parameter. Declare virtual functoin
5329 do_initialize_xindex.
5330 (Object::adjust_sym_shndx): New function.
5331 (Object::set_xindex): New protected function.
5332 (class Symbol_value): Add is_ordinary_shndx_ field.
5333 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5334 (Symbol_value::value): Assert ordinary section.
5335 (Symbol_value::initialize_input_to_output_map): Likewise.
5336 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5338 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5340 (class Sized_relobj): Update declarations.
5341 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5342 parameter. Change all callers.
5343 (Sized_relobj::adjust_shndx): New function.
5344 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5346 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5347 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5348 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5349 (Sized_dynobj::read_dynsym_section): Adjust section links.
5350 (Sized_dynobj::read_dynamic): Likewise.
5351 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5353 (Sized_dynobj::do_initialize_xindex): New function.
5354 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5355 do_initialize_xindex.
5356 (Sized_dynobj::adjust_shndx): New function.
5357 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5358 dynsym_xindex_ fields.
5359 (Layout::finalize): Add a call to set_section_indexes before
5360 creating the symtab sections.
5361 (Layout::set_section_indexes): Don't do anything if the section
5362 already has a section index.
5363 (Layout::create_symtab_sections): Add shnum parameter. Change
5364 caller. Create .symtab_shndx section if needed.
5365 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5367 (Layout::allocated_output_section_count): New function.
5368 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5370 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5371 fields. Update declarations.
5372 (Layout::symtab_xindex): New function.
5373 (Layout::dynsym_xindex): New function.
5374 (class Write_symbols_task): Add layout_ field.
5375 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5377 * output.cc (Output_section_headers::Output_section_headers): Add
5378 shstrtab_section parameter. Change all callers.
5379 (Output_section_headers::do_sized_write): Store overflow values
5380 for section count and section string table section index in
5381 section header zero.
5382 (Output_file_header::do_sized_write): Check for overflow of
5383 section count and section string table section index.
5384 (Output_symtab_xindex::do_write): New function.
5385 (Output_symtab_xindex::endian_do_write): New function.
5386 * output.h (class Output_section_headers): Add shstrtab_section_.
5387 Update declarations.
5388 (class Output_symtab_xindex): Define.
5389 (Output_section::has_out_shndx): New function.
5390 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5392 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5394 (Sized_symbol::init): Likewise.
5395 (Symbol::output_section): Check for ordinary symbol.
5396 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5397 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5399 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5400 Change all callers. Simplify handling of symbols from sections
5401 not included in the link.
5402 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5404 (Weak_alias_sorter::operator()): Assert that symbols are
5406 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5408 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5409 parameters. Change all callers.
5410 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5411 symbol distinction. Use SHN_XINDEX when needed.
5412 (Symbol_table::write_section_symbol): Add symtab_xindex
5413 parameter. Change all callers.
5414 (Symbol_table::sized_write_section_symbol): Likewise. Use
5415 SHN_XINDEX when needed.
5416 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5418 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5419 (Symbol::is_defined): Check is_ordinary.
5420 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5421 (Symbol::is_absolute, Symbol::is_common): Likewise.
5422 (class Sized_symbol): Update declarations.
5423 (class Symbol_table): Update declarations.
5424 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5425 parameters. Change all callers.
5426 (Sized_symbol::override): Likewise.
5427 (Symbol_table::override): Likewise.
5428 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5429 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5430 is_ordinary, and orig_st_shndx parameters. Change all callers.
5431 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5432 to be in an ordinary section.
5433 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5434 object and is_ordinary parameters. Change all callers.
5435 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5436 Change all callers. Don't add undefined or non-ordinary symbols
5438 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5440 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5442 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5443 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5444 (Sized_relobj::relocate_sections): Likewise.
5445 * target-reloc.h (scan_relocs): Adjust section symbol index.
5446 (scan_relocatable_relocs): Likewise.
5447 * i386.cc (Scan::local): Check for ordinary symbols.
5448 * sparc.cc (Scan::local): Likewise.
5449 * x86_64.cc (Scan::local): Likewise.
5450 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5451 to symbol_section_and_value.
5452 * testsuite/many_sections_test.cc: New file.
5453 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5454 (check_PROGRAMS): Add many_sections_test.
5455 (many_sections_test_SOURCES): Define.
5456 (many_sections_test_DEPENDENCIES): Define.
5457 (many_sections_test_LDFLAGS): Define.
5458 (BUILT_SOURCES): Add many_sections_define.h.
5459 (many_sections_define.h): New target.
5460 (BUILT_SOURCES): Add many_sections_check.h.
5461 (many_sections_check.h): New target.
5462 (check_PROGRAMS): Add many_sections_r_test.
5463 (many_sections_r_test_SOURCES): Define.
5464 (many_sections_r_test_DEPENDENCIES): Define.
5465 (many_sections_r_test_LDFLAGS): Define.
5466 (many_sections_r_test_LDADD): Define.
5467 (many_sections_r_test.o): New target.
5468 * testsuite/Makefile.in: Rebuild.
5470 2008-04-17 Cary Coutant <ccoutant@google.com>
5472 * errors.cc (Errors::info): New function.
5473 (gold_info): New function.
5474 * errors.h (Errors::info): New function.
5475 * gold.h (gold_info): New function.
5476 * object.cc (Input_objects::add_object): Print trace output.
5477 * options.cc (options::parse_set): New function.
5478 (General_options::parse_wrap): Deleted.
5479 (General_options::General_options): Deleted initializer.
5480 * options.h (options::String_set): New typedef.
5481 (options::parse_set): New function.
5482 (DEFINE_set): New macro.
5483 (General_options::wrap): Changed to use DEFINE_set. Changed
5484 callers of any_wrap_symbols and is_wrap_symbol.
5485 (General_options::trace, General_options::trace_symbol):
5487 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5488 (General_options::wrap_symbols_): Deleted.
5489 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5491 2008-04-17 David S. Miller <davem@davemloft.net>
5493 * options.cc (General_options::parse_V): New function.
5494 * options.h: Add entries for -V and -Qy.
5496 2008-04-17 Ian Lance Taylor <iant@google.com>
5498 * common.cc (Symbol_table::allocate_commons): Remove options
5499 parameter. Change caller.
5500 (Symbol_table::do_allocate_commons): Remove options parameter.
5501 Change caller. Just call do_allocate_commons_list twice.
5502 (Symbol_table::do_allocate_commons_list): New function, broken out
5503 of do_allocate_commons.
5504 * common.h (class Allocate_commons_task): Remove options_ field.
5506 * symtab.cc (Symbol_table::Symbol_table): Initialize
5508 (Symbol_table::add_from_object): Put TLS common symbols on
5510 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5511 which are IN_OUTPUT_DATA.
5512 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5513 allocate_commons and do_allocate_commons declarations. Declare
5514 do_allocate_commons_list.
5515 * gold.cc (queue_middle_tasks): Update creation of
5516 Allocate_commons_task to not pass options.
5517 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5518 (TLS_TEST_C_FLAGS): New variable.
5519 (tls_test_c_pic.o): New target.
5520 (tls_test_shared.so): Link in tls_test_c_pic.o.
5521 (tls_test_c_pic_ie.o): New target.
5522 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5523 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5524 (tls_test_c.o): New target.
5525 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5526 (tls_pic_test_LDADD): Likewise.
5527 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5528 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5529 (tls_test_c_gnu2.o): New target.
5530 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5532 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5533 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5534 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5535 * testsuite/tls_test.cc: Include "config.h".
5536 (t_last): Call t11_last.
5537 * testsuite/tls_test.h (t11, t11_last): Declare.
5538 * testsuite/tls_test_c.c: New file.
5539 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5540 * configure.ac: Check for OpenMP support.
5541 * configure, config.in, Makefile.in: Rebuild.
5542 * testsuite/Makefile.in: Rebuild.
5544 2008-04-16 Cary Coutant <ccoutant@google.com>
5546 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5547 (Target_i386::tls_base_symbol_defined_): New field.
5548 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5549 (Target_i386::Scan::global): Likewise.
5550 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5551 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5552 (Target_x86_64::tls_base_symbol_defined_): New field.
5553 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5554 (Target_x86_64::Scan::global): Likewise.
5556 2008-04-16 Cary Coutant <ccoutant@google.com>
5558 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5559 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5560 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5561 building shared libraries.
5562 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5563 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5564 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5565 * testsuite/Makefile.in: Rebuild.
5566 * testsuite/weak_undef.h: New file.
5567 * testsuite/weak_undef_file1.cc: Add extra test cases.
5568 * testsuite/weak_undef_file2.cc: Likewise.
5569 * testsuite/weak_undef_test.cc: Likewise.
5571 2008-04-16 David S. Miller <davem@davemloft.net>
5573 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5574 Add issued_non_pic_error_ field. Declare check_non_pic.
5575 (Target_sparc::Scan::check_non_pic): New function.
5576 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5577 (Target_sparc::Scan::global): Likewise.
5579 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5580 * configure: Rebuild.
5582 * options.h (DEFINE_enable): New macro.
5583 (new_dtags): New enable option.
5584 (initfirst, interpose, loadfltr, nodefaultlib,
5585 nodelete, nodlopen, nodump): New -z options.
5586 * layout.cc (Layout:finish_dynamic_section): If new
5587 dtags enabled, emit DT_RUNPATH. Also, emit a
5588 DT_FLAGS_1 containing any specified -z flags.
5590 2008-04-16 Ian Lance Taylor <iant@google.com>
5592 * copy-relocs.cc: New file.
5593 * copy-relocs.h: New file.
5594 * reloc.cc: Remove Copy_relocs code.
5595 * reloc.h: Likewise.
5596 * reloc-types.h (struct Reloc_types) [both versions]: Add
5597 get_reloc_addend_noerror.
5598 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5599 variants of add_global which take an addend which must be zero.
5600 * i386.cc: Include "copy-relocs.h".
5601 (class Target_i386): Change type of copy_relocs_ to variable,
5603 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5605 (Target_i386::do_finalize_sections): Change handling of
5607 * sparc.cc: Include "copy-relocs.h".
5608 (class Target_sparc): Change type of copy_relocs_ to variable,
5610 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5612 (Target_sparc::do_finalize_sections): Change handling of
5614 * x86_64.cc: Include "copy-relocs.h".
5615 (class Target_x86_64): Change type of copy_relocs_ to variable,
5617 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5618 class. Change all callers.
5619 (Target_x86_64::do_finalize_sections): Change handling of
5621 * Makefile.am (CCFILES): Add copy-relocs.cc.
5622 (HFILES): Add copy-relocs.h.
5624 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5626 * testsuite/script_test_4.sh: Permit leading zeroes.
5628 2008-04-15 Ian Lance Taylor <iant@google.com>
5630 * script-sections.cc (Script_sections::create_segments): Use
5631 header_size_adjustment even when there is enough room for the
5633 * testsuite/script_test_4.sh: New file.
5634 * testsuite/script_test_4.t: New file.
5635 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5636 (check_DATA): Add script_test_4.stdout.
5637 (MOSTLYCLEANFILES): Likewise.
5638 (script_test_4): New target.
5639 (script_test_4.stdout): New target.
5640 * testsuite/Makefile.in: Rebuild.
5642 * sparc.cc: Add definitions for Output_data_plt_sparc class
5645 2008-04-14 David S. Miller <davem@davemloft.net>
5647 * sparc.cc: New file.
5648 * Makefile.am (TARGETSOURCES): Add sparc.cc
5649 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5650 * configure.tgt: Document targ_extra_size and
5651 targ_extra_big_endian. Add entries for sparc-* and
5653 * configure.ac: Handle targ_extra_size and
5654 targ_extra_big_endian.
5655 * Makefile.in: Rebuild.
5656 * configure: Likewise.
5657 * po/POTFILES.in: Likewise.
5658 * po/gold.pot: Likewise.
5660 2008-04-14 Ian Lance Taylor <iant@google.com>
5662 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5663 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5664 in the name/type/flags to section mapping. Don't call
5665 allocate_output_section.
5666 (Layout::choose_output_section): Change parameter from adjust_name
5667 to is_input_section. Don't permit input sections after sections
5668 are attached to segments. Don't call allocate_output_section.
5669 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5670 not write_enable_output_section.
5671 (Layout::make_output_section): Don't push to
5672 unattached_section_list_ nor call attach_to_segment. Call
5673 attach_section_to_segment if sections are attached.
5674 (Layout::attach_sections_to_segments): New function.
5675 (Layout::attach_section_to_segment): New function.
5676 (Layout::attach_allocated_section_to_segment): Rename from
5677 attach_to_segment. Remove flags parameter.
5678 (Layout::allocate_output_section): Remove function.
5679 (Layout::write_enable_output_section): Remove function.
5680 * layout.h (class Layout): Update for above changes. Add new
5681 field sections_are_attached_.
5682 * output.h (Output_section::update_flags_for_input_section): New
5684 * output.cc (Output_section::add_input_section): Call
5685 update_flags_for_input_section.
5686 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5688 2008-04-11 Cary Coutant <ccoutant@google.com>
5690 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5691 thought unnecessary.
5692 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5694 2008-04-11 Ian Lance Taylor <iant@google.com>
5696 * output.h (class Output_section_data): Remove inline definition
5698 * output.cc (Output_section_data::set_addralign): New function.
5700 2008-04-11 Cary Coutant <ccoutant@google.com>
5702 Add support for TLS descriptors for i386 and x86_64.
5703 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5704 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5705 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5707 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5708 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5709 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5711 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5712 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5713 Fix problem with initial-exec relocations.
5714 (Target_i386::Relocate::relocate_tls): Likewise.
5715 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5717 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5718 support for section-plus-offset dynamic table entries.
5719 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5720 (Output_data_dynamic::Dynamic_entry): Add support for
5721 section-plus-offset dynamic table entries.
5722 (Output_data_dynamic::Classification): Likewise.
5723 (Output_data_dynamic::classification_): Renamed offset_.
5724 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5725 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5726 (Target_x86_64::make_plt_section): New function.
5727 (Target_x86_64::reserve_tlsdesc_entries): New function.
5728 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5729 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5730 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5731 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5732 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5733 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5734 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5735 add extra PLT entry for TLS descriptors.
5736 (Output_data_plt_x86_64::got_): New field.
5737 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5738 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5740 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5742 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5743 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5744 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5745 R_386_TLS_DESC_CALL relocations.
5746 (Target_x86_64::Scan::global): Likewise.
5747 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5748 for TLS descriptors.
5749 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5750 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5751 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5752 GD-to-IE relaxation.
5753 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5754 and TLS_DESCRIPTORS.
5755 * Makefile.in: Rebuild.
5756 * configure: Rebuild.
5757 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5758 (tls_test_shared2.so): New target.
5759 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5760 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5761 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5762 (tls_shared_gd_to_ie_test_LDADD): New variable.
5763 (tls_shared_gnu2_gd_to_ie_test): New target.
5764 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5766 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5767 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5768 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5769 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5770 (tls_shared_gnu2_test): New target.
5771 (tls_test_gnu2_shared.so): New target.
5772 (tls_shared_gnu2_test_SOURCES): New variable.
5773 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5774 (tls_shared_gnu2_test_LDFLAGS): New variable.
5775 (tls_shared_gnu2_test_LDADD): New variable.
5776 * testsuite/Makefile.in: Rebuild.
5777 * testsuite/Makefile.
5779 2008-04-11 Ian Lance Taylor <iant@google.com>
5781 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5783 * testsuite/Makefile.in: Rebuild.
5785 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5787 * testsuite/script_test_2.cc (main): Adjust test.
5789 2008-04-11 David S. Miller <davem@davemloft.net>
5790 Ian Lance Taylor <iant@google.com>
5792 * options.h (General_options): Add entries for '-Y' and
5794 * options.cc (General_options:finalize): If -Y was used, add those
5795 entries to the library path instead of the default "/lib" and
5798 2008-04-11 David S. Miller <davem@davemloft.net>
5800 * testsuite/justsyms.t: Start at 0x100.
5801 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5802 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5804 * testsuite/script_test_2.cc: Adjust string and section length
5807 2008-04-09 Ian Lance Taylor <iant@google.com>
5810 * script-sections.cc (Sections_element::allocate_to_segment): Add
5812 (Output_section_definition::allocate_to_segment): Likewise.
5813 (Orphan_output_section::allocate_to_segment): Likewise.
5814 (Script_sections::attach_sections_using_phdrs_clause): Don't
5815 propagate non-PT_LOAD segments to orphan sections.
5816 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5817 readelf rather than objdump.
5818 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5819 .interp section and PT_INTERP segment are the same size.
5820 * testsuite/Makefile.in: Rebuild.
5822 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5823 aliases for symbols defined in the same object.
5824 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5825 (weak_alias_test_SOURCES): New variable.
5826 (weak_alias_test_DEPENDENCIES): New variable.
5827 (weak_alias_test_LDFLAGS): New variable.
5828 (weak_alias_test_LDADD): New variable.
5829 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5830 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5831 (weak_alias_test_3.o): New target.
5832 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5833 * testsuite/weak_alias_test_main.cc: New file.
5834 * testsuite/weak_alias_test_1.cc: New file.
5835 * testsuite/weak_alias_test_2.cc: New file.
5836 * testsuite/weak_alias_test_3.cc: New file.
5838 2008-04-08 Ian Lance Taylor <iant@google.com>
5840 * options.h (class General_options): Add --noinhibit-exec option.
5841 * main.cc (main): Check --noinhibit-exec.
5843 * options.h (class General_options): Define --wrap as a special
5844 option. Add wrap_symbols_ field.
5845 (General_options::any_wrap_symbols): New function.
5846 (General_options::is_wrap_symbol): New function.
5847 * options.cc (General_options::parse_wrap): New function.
5848 (General_options::General_options): Initialize wrap_symbols_.
5849 * symtab.cc (Symbol_table::wrap_symbol): New function.
5850 (Symbol_table::add_from_object): Handle --wrap.
5851 * symtab.h (class Symbol_table): Declare wrap_symbol.
5852 * target.h (Target::wrap_char): New function.
5853 (Target::Target_info): Add wrap_char field.
5854 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5855 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5856 * testsuite/testfile.cc (Target_test::test_target_info):
5859 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5862 * layout.h (class Layout): Add added_eh_frame_data_ field.
5863 * layout.cc (Layout::Layout): Initialize new field.
5864 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5865 output section until we find a section we merged successfully.
5866 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5867 that the size be non-zero.
5869 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5872 2008-04-08 Craig Silverstein <csilvers@google.com>
5874 * configure.ac: Export new conditional variable HAVE_ZLIB.
5875 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5877 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5878 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5880 2008-04-07 Ian Lance Taylor <iant@google.com>
5882 * version.cc (version_string): Set to "1.5".
5884 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5885 Add issued_non_pic_error_ field. Declare check_non_pic.
5886 (Target_x86_64::Scan::check_non_pic): New function.
5887 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5888 (Target_x86_64::Scan::global): Likewise.
5890 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5891 addend parameter. Change caller. Handle merge sections.
5892 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5893 Address to Addend. Don't add in the result of
5894 local_section_offset, pass down the addend and use the returned
5896 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5897 Update declarations of local_section_offset and symbol_value.
5898 * testsuite/two_file_test_1.cc (t18): New function.
5899 * testsuite/two_file_test_2.cc (f18): New function.
5900 * testsuite/two_file_test_main.cc (main): Call t18.
5901 * testsuite/two_file_test.h (t18, f18): Declare.
5903 * configure.ac: Don't test for objdump, c++filt, or readelf.
5904 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5906 (TEST_READELF): New variable.
5907 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5908 (check_PROGRAMS): Add two_file_strip_test.
5909 (two_file_strip_test): New target.
5910 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5911 (two_file_same_shared_strip_test_SOURCES): New variable.
5912 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5913 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5914 (two_file_same_shared_strip_test_LDADD): New variable.
5915 (two_file_shared_strip.so): New target.
5916 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5917 (ver_test_5.syms, ver_test_7.syms): Likewise.
5918 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5919 (strip_test_3.stdout): Use TEST_OBJDUMP.
5920 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5922 2008-04-04 Cary Coutant <ccoutant@google.com>
5924 * symtab.h (Symbol::is_weak_undefined): New function.
5925 (Symbol::is_strong_undefined): New function.
5926 (Symbol::is_absolute): New function.
5927 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5928 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5930 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5931 (weak_undef_test): New target.
5932 * testsuite/Makefile.in: Rebuild.
5933 * testsuite/weak_undef_file1.cc: New file.
5934 * testsuite/weak_undef_file2.cc: New file.
5935 * testsuite/weak_undef_test.cc: New file.
5937 2008-04-03 Craig Silverstein <csilvers@google.com>
5939 * compressed_output.h (class Output_compressed_section): Use
5941 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5943 (zlib_compressed_suffix): Removed.
5944 (Output_compressed_section::set_final_data_size): Use unsigned
5946 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5947 Fix linker invocation.
5948 (flagstest_o_specialfile_and_compress_debug_sections):
5950 * testsuite/Makefile.in: Regenerated.
5952 2008-04-02 David S. Miller <davem@davemloft.net>
5954 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5955 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5957 2008-04-02 Craig Silverstein <csilvers@google.com>
5961 2008-04-02 Ian Lance Taylor <iant@google.com>
5963 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5964 parameters. Update for new key type to views_. Change all
5966 (File_read::read): Adjust for byteshift in returned view.
5967 (File_read::add_view): New function, broken out of
5969 (File_read::make_view): New function, broken out of
5971 (File_read::find_or_make_view): Add offset and aligned
5972 parameters. Rewrite accordingly. Change all callers.
5973 (File_read::get_view): Add offset and aligned parameters. Adjust
5974 for byteshift in return value.
5975 (File_read::get_lasting_view): Likewise.
5976 * fileread.h (class File_read): Update declarations.
5977 (class File_read::View): Add byteshift_ field. Add byteshift to
5978 constructor. Add byteshift method.
5979 * archive.h (Archive::clear_uncached_views): New function.
5980 (Archive::get_view): Add aligned parameter. Change all callers.
5981 * object.h (Object::get_view): Add aligned parameter. Change all
5983 (Object::get_lasting_view): Likewise.
5985 * fileread.cc (File_read::release): Don't call clear_views if
5986 there are multiple objects.
5987 * fileread.h (File_read::clear_uncached_views): New function.
5988 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5991 2008-03-31 Cary Coutant <ccoutant@google.com>
5993 Add thin archive support.
5994 * archive.cc (Archive::armagt): New const.
5995 (Archive::setup): Remove task parameter and calls to unlock.
5996 (Archive::unlock_nested_archives): New function.
5997 (Archive::read_header): Add nested_off parameter. Change
5999 (Archive::interpret_header): Likewise.
6000 (Archive::include_all_members): Change to handle thin
6002 (Archive::include_member): Likewise.
6003 * archive.h (Archive::Archive): Add new parameters and
6005 (Archive::armagt): New const.
6006 (Archive::setup): Remove task parameter.
6007 (Archive::unlock_nested_archives): New function.
6008 (Archive::read_header): Add nested_off parameter.
6009 (Archive::interpret_header): Likewise.
6010 (Archive::Nested_archive_table): New typedef.
6011 (Archive::is_thin_archive_): New field.
6012 (Archive::nested_archives_): New field.
6013 (Archive::options_): New field.
6014 (Archive::dirpath_): New field.
6015 (Archive::task_): New field.
6016 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6017 for thin archives. Pass additional parameters to
6018 Archive::Archive. Unlock the archive file after calling
6021 2008-03-29 Ian Lance Taylor <iant@google.com>
6023 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6024 version symbol to be local.
6025 * testsuite/ver_test_4.sh: New file.
6026 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6027 (check_DATA): Add ver_test_4.syms.
6028 (ver_test_4.syms): New target.
6029 * testsuite/Makefile.in: Rebuild.
6032 (Output_section::Input_section_sort_entry::has_priority): New
6034 (Output_section::Input_section_sort_entry::match_file_name): New
6036 (Output_section::Input_section_sort_entry::match_section_name):
6038 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6040 (Output_section::Input_section_sort_entry::match_section_file):
6042 (Output_section::Input_section_sort_compare::operator()): Rewrite
6043 using new Input_section_sort_entry functions. Sort crtbegin and
6044 crtend first. Sort sections with no priority before sections with
6046 * testsuite/initpri1.c (d3): Check j != 4.
6047 (cd5): New constructor/destructor function.
6048 (main): Check j != 2.
6050 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6051 new symbol when resolving, don't call set_is_default.
6052 * testsuite/ver_test_7.cc: New file.
6053 * testsuite/ver_test_7.sh: New file.
6054 * testsuite/Makefile.am (ver_test_7.so): New target.
6055 (ver_test_7.o): New target.
6056 (check_SCRIPTS): Add ver_test_7.sh.
6057 (check_DATA): Add ver_test_7.syms.
6058 (ver_test_7.syms): New target.
6060 2008-03-28 Ian Lance Taylor <iant@google.com>
6062 * layout.cc (Layout::layout): If we see an input section with a
6063 name that needs sorting, set the must_sort flag for the output
6065 (Layout::make_output_section): If the name of the output section
6066 indicates that it might require sorting, set the may_sort flag.
6067 * output.h (Output_section::may_sort_attached_input_sections): New
6069 (Output_section::set_may_sort_attached_input_sections): New
6071 (Output_section::must_sort_attached_input_sections): New
6073 (Output_section::set_must_sort_attached_input_sections): New
6075 (class Output_section): Declare Input_section_sort_entry. Define
6076 Input_section_sort_compare. Declare
6077 sort_attached_input_sections. Add new fields:
6078 may_sort_attached_input_sections_,
6079 must_sort_attached_input_sections_,
6080 attached_input_sections_are_sorted_.
6081 * output.cc (Output_section::Output_section): Initialize new
6083 (Output_section::add_input_section): Add an entry to
6084 input_sections_ if may_sort or must_sort are true.
6085 (Output_section::set_final_data_size): Call
6086 sort_attached_input_sections if necessary.
6087 (Output_section::Input_section_sort_entry): Define new class.
6088 (Output_section::Input_section_sort_compare::operator()): New
6090 (Output_section::sort_attached_input_sections): New function.
6091 * configure.ac: Check whether the compiler supports constructor
6092 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6093 * testsuite/initpri1.c: New file.
6094 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6095 CONSTRUCTOR_PRIORITY.
6096 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6097 (initpri1_LDFLAGS): New variable.
6098 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6100 2008-03-27 Ian Lance Taylor <iant@google.com>
6102 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6103 * testsuite/common_test_1.c: New file.
6104 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6105 (common_test_1_SOURCES): New variable.
6106 (common_test_1_DEPENDENCIES): New variable.
6107 (common_test_1_LDFLAGS): New variable.
6109 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6110 and commons_ correctly when NAME/VERSION does not override
6112 * testsuite/ver_test_6.c: New file.
6113 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6114 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6115 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6117 2008-03-26 Ian Lance Taylor <iant@google.com>
6119 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6120 of an undefined symbol from a version script.
6121 * testsuite/Makefile.am (ver_test_5.so): New target.
6122 (ver_test_5.o): New target.
6123 (check_SCRIPTS): Add ver_test_5.sh.
6124 (check_DATA): Add ver_test_5.syms.
6125 (ver_test_5.syms): New target.
6126 * testsuite/ver_test_5.cc: New file.
6127 * testsuite/ver_test_5.script: New file.
6128 * testsuite/ver_test_5.sh: New file.
6129 * Makefile.in, testsuite/Makefile.in: Rebuild.
6132 Fix problems building gold with gcc 4.3.0.
6133 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6134 (gold_error_at_location, gold_warning_at_location): Use it.
6135 * configure.ac: Check whether we can compile and use a template
6136 function with a printf attribute.
6137 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6138 when jumping over bytes.
6139 * object.cc: Instantiate Object::read_section_data.
6140 * debug.h: Include <cstring>
6141 * dwarf_reader.cc: Include <algorithm>
6142 * main.cc: Include <cstring>.
6143 * options.cc: Include <cstring>.
6144 * output.cc: Include <cstring>.
6145 * script.cc: Include <cstring>.
6146 * script.h: Include <string>.
6147 * symtab.cc: Include <cstring> and <algorithm>.
6148 * target-select.cc: Include <cstring>.
6149 * version.cc: Include <string>.
6150 * testsuite/testmain.cc: Include <cstdlib>.
6151 * configure, config.in: Rebuild.
6153 2008-03-25 Ian Lance Taylor <iant@google.com>
6155 * options.cc: Include "../bfd/bfdver.h".
6156 (options::help): Print bug reporting address.
6158 * version.cc (print_version): Adjust output for current value of
6163 * options.cc (options::help): Print list of supported targets.
6164 * target-select.h: Include <vector>.
6165 (class Target_selector): Make machine_, size_, and is_big_endian_
6166 fields const. Add bfd_name_ and instantiated_target_ fields.
6167 (Target_selector::Target_selector): Add bfd_name parameter.
6168 (Target_selector::recognize): Make non-virtual, call
6170 (Target_selector::recognize_by_name): Make non-virtual, call
6171 do_recognize_by_name.
6172 (Target_selector::supported_names): New function.
6173 (Target_selector::bfd_name): New function.
6174 (Target_selector::do_instantiate_target): New pure virtual
6176 (Target_selector::do_recognize): New virtual function.
6177 (Target_selector::do_recognize_by_name): New virtual function.
6178 (Target_selector::instantiate_target): New private function.
6179 (supported_target_names): Declare.
6180 * target-select.cc (Target_selector::Target_selector): Update for
6181 new parameter and fields.
6182 (select_target_by_name): Check that the name matches before
6183 calling recognize_by_name.
6184 (supported_target_names): New function.
6185 * i386.cc (class Target_selector_i386): Update Target_selector
6186 constructor call. Remove recognize and recognize_by_name. Add
6187 do_instantiate_target.
6188 * x86_64.cc (class Target_selector_x86_64): Likewise.
6189 * testsuite/testfile.cc (class Target_selector_test): Update for
6190 changes to Target_selector.
6192 * README: Rewrite, with some notes on unsupported features.
6194 2008-03-24 Cary Coutant <ccoutant@google.com>
6196 * i386.cc (Target_i386::Got_type): New enum declaration.
6197 (Target_i386::Scan::local): Updated callers of Output_data_got
6199 (Target_i386::Scan::global): Likewise.
6200 (Target_i386::Relocate::relocate): Likewise.
6201 (Target_i386::Relocate::relocate_tls): Likewise.
6202 * object.h (Got_offset_list): New class.
6203 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6204 (Sized_relobj::local_got_offset): Likewise.
6205 (Sized_relobj::set_local_got_offset): Likewise.
6206 (Sized_relobj::local_has_tls_got_offset): Removed.
6207 (Sized_relobj::local_tls_got_offset): Removed.
6208 (Sized_relobj::set_local_tls_got_offset): Removed.
6209 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6210 * output.cc (Output_data_got::add_global): Added got_type parameter.
6211 (Output_data_got::add_global_with_rel): Likewise.
6212 (Output_data_got::add_global_with_rela): Likewise.
6213 (Output_data_got::add_global_pair_with_rel): New function.
6214 (Output_data_got::add_global_pair_with_rela): New function.
6215 (Output_data_got::add_local): Added got_type parameter.
6216 (Output_data_got::add_local_with_rel): Likewise.
6217 (Output_data_got::add_local_with_rela): Likewise.
6218 (Output_data_got::add_local_pair_with_rel): New function.
6219 (Output_data_got::add_local_pair_with_rela): New function.
6220 (Output_data_got::add_global_tls): Removed.
6221 (Output_data_got::add_global_tls_with_rel): Removed.
6222 (Output_data_got::add_global_tls_with_rela): Removed.
6223 (Output_data_got::add_local_tls): Removed.
6224 (Output_data_got::add_local_tls_with_rel): Removed.
6225 (Output_data_got::add_local_tls_with_rela): Removed.
6226 * output.h (Output_data_got::add_global): Added got_type parameter.
6227 (Output_data_got::add_global_with_rel): Likewise.
6228 (Output_data_got::add_global_with_rela): Likewise.
6229 (Output_data_got::add_global_pair_with_rel): New function.
6230 (Output_data_got::add_global_pair_with_rela): New function.
6231 (Output_data_got::add_local): Added got_type parameter.
6232 (Output_data_got::add_local_with_rel): Likewise.
6233 (Output_data_got::add_local_with_rela): Likewise.
6234 (Output_data_got::add_local_pair_with_rel): New function.
6235 (Output_data_got::add_local_pair_with_rela): New function.
6236 (Output_data_got::add_global_tls): Removed.
6237 (Output_data_got::add_global_tls_with_rel): Removed.
6238 (Output_data_got::add_global_tls_with_rela): Removed.
6239 (Output_data_got::add_local_tls): Removed.
6240 (Output_data_got::add_local_tls_with_rel): Removed.
6241 (Output_data_got::add_local_tls_with_rela): Removed.
6242 * resolve.cc (Symbol::override_base_with_special): Removed
6243 reference to has_got_offset_ field.
6244 * symtab.cc (Symbol::init_fields): Replaced initialization
6245 of got_offset_ with got_offsets_. Removed initialization
6247 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6248 (Symbol::got_offset): Likewise.
6249 (Symbol::set_got_offset): Likewise.
6250 (Symbol::has_tls_got_offset): Removed.
6251 (Symbol::tls_got_offset): Removed.
6252 (Symbol::set_tls_got_offset): Removed.
6253 (Symbol::got_offset_): Removed.
6254 (Symbol::tls_mod_got_offset_): Removed.
6255 (Symbol::tls_pair_got_offset_): Removed.
6256 (Symbol::got_offsets_): New field.
6257 (Symbol::has_got_offset): Removed.
6258 (Symbol::has_tls_mod_got_offset): Removed.
6259 (Symbol::has_tls_pair_got_offset): Removed.
6260 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6261 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6263 (Target_x86_64::Scan::global): Likewise.
6264 (Target_x86_64::Relocate::relocate): Likewise.
6265 (Target_x86_64::Relocate::relocate_tls): Likewise.
6267 2008-03-25 Ben Elliston <bje@au.ibm.com>
6269 * yyscript.y: Fix spelling error in comment.
6271 2008-03-24 Ian Lance Taylor <iant@google.com>
6273 * options.h (class General_options): Define build_id option.
6274 * layout.h (class Layout): Declare write_build_id, create_note,
6275 create_build_id. Add build_id_note_ member.
6276 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6277 "libiberty.h", "md5.h", "sha1.h".
6278 (Layout::Layout): Initialize eh_frame_data_,
6279 eh_frame_hdr_section_, and build_id_note_.
6280 (Layout::finalize): Call create_build_id.
6281 (Layout::create_note): New function, broken out of
6282 Layout::create_gold_note.
6283 (Layout::create_gold_note): Call create_note.
6284 (Layout::create_build_id): New function.
6285 (Layout::write_build_id): New function.
6286 (Close_task_runner::run): Call write_build_id.
6288 * x86_64.cc: Correct license to GPLv3.
6290 2008-03-23 Ian Lance Taylor <iant@google.com>
6292 * options.cc: Include "demangle.h".
6293 (parse_optional_string): New function.
6294 (parse_long_option): Handle takes_optional_argument.
6295 (parse_short_option): Update dash_z initializer. Handle
6296 takes_optional_argument.
6297 (General_options::General_options): Initialize do_demangle_.
6298 (General_options::finalize): Set do_demangle_. Handle demangling
6300 * options.h (parse_optional_string): Declare.
6301 (struct One_option): Add optional_arg field. Update constructor.
6302 Update call constructor calls. Add takes_optional_argument
6304 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6305 (DEFINE_optional_string): Define.
6306 (General_options::demangle): Change from DEFINE_bool to
6307 DEFINE_optional_string.
6308 (General_options::no_demangle): New function.
6309 (General_options::do_demangle): New function.
6310 (General_options::set_do_demangle): New function.
6311 (General_options::execstack_status_): Move definition to end of
6313 (General_options::static_): Likewise.
6314 (General_options::do_demangle_): New field.
6315 * object.cc (big_endian>::get_symbol_location_info): Call
6316 Options::do_demangle, not Options::demangle.
6317 * symtab.cc (demangle): Likewise.
6319 2008-03-22 Ian Lance Taylor <iant@google.com>
6321 * gold.h: Include <cstddef> and <sys/types.h>
6322 * options.h: Include <cstring>.
6324 2008-03-21 Ian Lance Taylor <iant@google.com>
6326 * Added source code to GNU binutils.