1 2010-01-13 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
4 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5 Arm_relobj::scan_section_for_cortex_a8_erratum,
6 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
7 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
8 sections to scan for relocation stubs into a new method
9 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
10 relocation and Cortex-A8 stub scanning.
11 (Target_arm::do_relax): Force stubs to be after stubbed sections
12 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
13 the beginning of a new relaxation pass. Update a comment.
14 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
16 2010-01-12 Ian Lance Taylor <iant@google.com>
18 * target-reloc.h (visibility_error): New inline function.
19 (relocate_section): Call visibility_error.
20 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
21 (MOSTLYCLEANFILES): Likewise.
22 (protected_4_pic.o, protected_3.err): New targets.
23 * testsuite/protected_4.cc: New file.
25 2010-01-12 Doug Kwan <dougkwan@google.com>
27 * arm.cc (Cortex_a8_reloc): New class.
28 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
29 and cortex_a8_relocs_info_.
30 (Target_arm::fix_cortex_a8): New method definition.
31 (Target_arm::Cortex_a8_relocs_info): New type.
32 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
33 New data member declarations.
34 (Target_arm::scan_reloc_for_stub): Record information about
35 relocations for THUMB branches that might be exempted from the
37 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
38 at the beginning of a relaxation pass.
40 2010-01-12 Doug Kwan <dougkwan@google.com>
42 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
43 (Arm_relobj::Mapping_symbol_position,
44 Arm_reloj::Mapping_symbol_position_less,
45 Arm_relobj::Mapping_symbols_info): New types.
46 (Target_arm::is_mapping_symbol_name): New method definition.
47 (Arm_relobj::do_count_local_symbols): Save information about mapping
50 2010-01-11 Doug Kwan <dougkwan@google.com>
52 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
53 Arm_relocate_functions::thumb32_branch_upper,
54 Arm_relocate_functions::thumb32_branch_lower,
55 Arm_relocate_functions::thumb32_cond_branch_offset,
56 Arm_relocate_functions::thumb32_cond_branch_upper,
57 Arm_relocate_functions::thumb32_cond_branch_lower,
58 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
59 branch offset encoding.
60 (Arm_relocate_functions::thumb_branch_common): Use new branch
61 offset encoding methods to avoid code duplication.
62 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
63 (Stub_addend_reader::operator()): Use new branch encoding method
64 to avoid code duplication.
66 2010-01-11 Doug Kwan <dougkwan@google.com>
68 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
69 (Target_arm::do_finalize_sections): Define special EXIDX section
70 symbols only if referenced.
71 * gc.h (Garbage_collection::add_reference): New method.
72 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
75 2010-01-11 Ian Lance Taylor <iant@google.com>
77 * script.cc (Version_script_info::build_expression_list_lookup):
78 Change complaing about duplicate wildcard match from error to
81 * script.cc (class Lazy_demangler): Recreate--revert part of patch
83 (Version_script_info::Version_script_info): Initialize globs_,
84 default_version_, default_is_global_, and exact_. Don't
85 initialize globals_ or locals_.
86 (Version_script_info::build_lookup_tables): Build local symbols
88 (Version_script_info::unquote): New function.
89 (Version_script_info::add_exact_match): New function.
90 (Version_script_info::build_expression_list_lookup): Remove lookup
91 parameter. Add is_global parameter. Change all callers. Handle
92 wildcard pattern specially. Unquote pattern. Call
94 (Version_script_info::get_name_to_match): New function.
95 (Version_script_info::get_symbol_version): New function.
96 (Version_script_info::get_symbol_version_helper): Remove.
97 (Version_script_info::check_unmatched_names): Call unquote.
98 * script.h (class Version_script_info): Change get_symbol_version
99 to be non-inline and add is_global parameter; change all callers.
100 Rewrite symbol_is_local. Update declarations. Define struct
101 Version_tree_match, Exact, Globs. Don't define struct Lookup.
102 Remove globals_ and locals_ members. Add exact_, globs_,
103 default_version_, is_global_.
104 (Version_script_info::Glob): Remove pattern, add expression and
105 is_global. Update constructor. Change all callers.
106 * dynobj.cc (Versions::finalize): Mark the version symbol as the
108 (Versions::symbol_section_contents): If a symbol is undefined, or
109 defined in a dynamic object, set the version index to
111 * symtab.cc (Symbol_table::add_from_relobj): Don't call
113 (Symbol_table::add_from_pluginobj): Likewise.
114 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
116 2010-01-11 Doug Kwan <dougkwan@google.com>
118 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
119 (incremental_dump_LDADD): Add linking option for libintl.
120 * Makefile.in: Regenerate.
122 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
125 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
127 * testsuite/Makefile.in: Regenerated.
129 2010-01-10 Doug Kwan <dougkwan@google.com>
131 * options.h (DEFINE_var): Use parentheses around argument varname__
132 in macro body to avoid any unintended subsequent substitutions.
134 2010-01-10 Ian Lance Taylor <iant@google.com>
136 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
137 candidates before doing symbol resolution.
139 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
140 ODR candidates if only one is weak.
142 2010-01-08 Ian Lance Taylor <iant@google.com>
144 * script.cc (Version_script_info::build_expression_list_lookup):
145 Don't warn about ambiguous version, just record the ambiguity.
146 (Version_script_info::get_symbol_version_helper): Give error if
147 version is ambiguous.
149 2010-01-08 Doug Kwan <dougkwan@google.com>
151 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
152 prev_data_size_ and prev_addralign_. Remove initializer for
153 deleted data member has_been_changed_.
154 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
155 to determine if the table is empty.
156 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
158 (Stub_table::add_reloc_stub): Define method in class definition
159 instead of just declaring it there.
160 (Stub_table::add_cortex_a8_stub): New method definition.
161 (Stub_table::update_data_size_and_addralign): Ditto.
162 (Stub_table::finalize_stubs): Ditto.
163 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
164 (Stub_table::do_addralign_): Return address alignment in the
165 (Stub_table::do_reset_address_and_file_offset): Define method in
166 class definition instead of declaring it there. Set current data
167 size to be the data size of the previous pass.
168 (Stub_table::set_final_data_size): Use current data size as the
170 (Stub_table::relocate_stub): Change parameter type of stub from
171 Reloc_stub pointer to Stub pointer.
172 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
173 (Stub_table::Cortex_a8_stub_list): New typedef.
174 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
175 Stub_table::prev_addralign_): New data member.
176 (Arm_relobj::Arm_relobj): Initialize data member
177 section_has_cortex_a8_workaround_.
178 (Arm_relobj::section_has_cortex_a8_workaround,
179 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
181 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
183 (Target_arm::relocate_stub): Change parameter type of stub from
184 Reloc_stub pointer to Stub pointer.
185 (Insn_template::size, Insn_template::alignment): Handle
186 THUMB16_SPECIAL_TYPE.
187 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
188 Stub_table::update_data_size_and_addralign,
189 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
191 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
192 (Stub_table::do_write): Ditto.
193 (Target_arm::do_relax): Adjust code for changes in Stub_table.
195 2010-01-08 Ian Lance Taylor <iant@google.com>
198 * symtab.h (class Symbol): Remove fields is_target_special_ and
199 has_plt_offset_. Add field is_defined_in_discarded_section_.
200 (Symbol::is_defined_in_discarded_section): New function.
201 (Symbol::set_is_defined_in_discarded_section): New function.
202 (Symbol::has_plt_offset): Rewrite.
203 (Symbol::set_plt_offset): Verify that new offset is not -1U.
204 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
205 Don't initialize is_target_special_ or has_plt_offset_.
206 Initialize is_defined_in_discarded_section_.
207 (Symbol_table::add_from_relobj): If appropriate, set
208 is_defined_in_discarded_section.
209 * resolve.cc (Symbol::override_base_with_special): Don't test
210 is_target_special_. Change has_plt_offset_ to has_plt_offset().
211 * target-reloc.h (relocate_section): Do special handling for
212 symbols defined in discarded sections for global symbols as well
215 2010-01-08 Ian Lance Taylor <iant@google.com>
217 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
220 2010-01-08 Ian Lance Taylor <iant@google.com>
222 * object.cc (Sized_relobj::do_layout): Don't get confused if
223 layout_eh_frame returns NULL.
225 2010-01-08 Ian Lance Taylor <iant@google.com>
228 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
229 dynamic symbol table, use the normal symbol table.
230 (Sized_dynobj::do_read_symbols): Remove assertion about type of
233 2010-01-08 Ian Lance Taylor <iant@google.com>
236 * layout.cc (Layout::include_section): Remove .gnu_debuglink
239 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
241 * version.cc (print_version): Change to "Copyright 2010".
243 2010-01-08 Ian Lance Taylor <iant@google.com>
247 * i386.cc (class Target_i386): Change return type of plt_section
249 (class Output_data_plt_i386): Add tls_desc_rel_ field.
250 (Output_data_plt_i386::Output_data_plt_i386): Initialize
252 (Output_data_plt_i386::rel_tls_desc): New function.
253 (Target_i386::rel_tls_desc_section): New function.
254 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
255 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
256 R_386_TLS_DESC reloc in rel_tls_desc_section.
257 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
258 Define struct Tlsdesc_info.
259 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
260 (Target_x86_64::do_reloc_symbol_index): New function.
261 (Target_x86_64::add_tlsdesc_info): New function.
262 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
263 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
265 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
267 (Output_data_plt_x86_64::rela_tlsdesc): New function.
268 (Target_x86_64::rela_tlsdesc_section): New function.
269 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
271 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
272 (Target_x86_64::do_reloc_addend): New function.
273 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
274 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
275 declarations. Define TARGET_CODE. Add arg field to u1_ union.
276 (Output_reloc::type): New function.
277 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
278 (Output_reloc::is_target_specific): New function.
279 (Output_reloc::target_arg): New function.
280 (class Output_reloc) [SHT_RELA]: Add four new constructors for
281 absolute relocs and target specific relocs.
282 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
284 (class Output_data_reloc) [SHT_RELA]: Likewise.
285 * output.cc (Output_reloc::Output_reloc): Add four new versions
286 for absolute relocs and target specific relocs.
287 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
288 (Output_reloc::get_symbol_index): Likewise.
289 (Output_reloc::local_section_offset): Check that local_sym_index_
290 is not TARGET_CODE or 0.
291 (Output_reloc::symbol_value): Likewise.
292 (Output_reloc::write) [SHT_RELA]: Call target for target specific
294 * target.h (class Target): Add reloc_symbol_index and reloc_addend
295 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
297 * layout.cc (add_target_dynamic_tags): Use output section for
298 DT_PLTRELSZ and DT_JMPREL.
300 2010-01-07 Ian Lance Taylor <iant@google.com>
303 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
305 (class Output_data_reloc_generic): Define.
306 (class Output_data_reloc_base): Change base class to
307 Output_data_reloc_generic. Change add() method to call
308 bump_relative_reloc_count for a relative reloc. Remove
310 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
312 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
313 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
315 * layout.h (class Layout): Update declaration.
317 2010-01-07 Ian Lance Taylor <iant@google.com>
319 * output.h (class Output_data): Add const version of
320 output_section and do_output_section.
321 (class Output_section_data): Add const version of
323 (class Output_section): Likewise.
324 * layout.cc (Layout::add_target_dynamic_tags): New function.
325 * layout.h (class Layout): Update declarations.
326 * arm.cc (Target_arm::do_finalize_sections): Use
327 add_target_dynamic_tags.
328 * i386.cc (Target_i386::do_finalize_sections): Likewise.
329 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
330 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
331 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
333 2010-01-07 Ian Lance Taylor <iant@google.com>
336 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
339 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
340 Ian Lance Taylor <iant@google.com>
343 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
344 Xindex::read_symtab_xindex.
346 2010-01-07 Doug Kwan <dougkwan@google.com>
348 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
349 (Insn_template::thumb16_bcond_insn): New method declaration.
350 (Insn_template): Fix spelling.
351 (Stub::thumb16_special): New method declaration.
352 (Stub::do_write): Define virtual method which was previously pure
354 (Stub::do_thumb16_special): New method declaration.
355 (Stub::do_fixed_endian_write): New template member.
356 (Reloc_stub::do_write): Remove.
357 (Reloc_stub::do_fixed_endian_write): Remove.
358 (Cortex_a8_stub): New class definition.
359 (Stub_factory::make_cortex_a8_stub): New method definition.
360 (Stub_factory::Stub_factory): Add missing static storage class
361 qualifier for elf32_arm_stub_a8_veneer_blx.
363 2010-01-07 Ian Lance Taylor <iant@google.com>
366 * options.h (class General_options): Add --warn-unresolved-symbols
367 and --error-unresolved-symbols.
368 * errors.cc (Errors::undefined_symbol): Implement
369 --warn-unresolved-symbols.
371 * options.h (class General_options): Add -z text and -z textoff.
372 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
374 2010-01-06 Sriraman Tallam <tmsriram@google.com>
376 * gc.h (Garbage_collection::Cident_section_map): New typedef.
377 (Garbage_collection::cident_sections): New function.
378 (Garbage_collection::add_cident_section): New function.
379 (Garbage_collection::cident_sections_): New member.
380 (gc_process_relocs): Add references to sections whose names are C
382 * gold.h (cident_section_start_prefix): New constant.
383 (cident_section_stop_prefix): New constant.
384 (is_cident): New function.
385 * layout.cc (Layout::define_section_symbols): Replace string constants
386 with the newly defined constants.
387 * object.cc (Sized_relobj::do_layout): Track sections whose names are
389 * testsuite/Makefile.am: Add gc_orphan_section_test.
390 * testsuite/Makefile.in: Regenerate.
391 * testsuite/gc_orphan_section_test.cc: New file.
392 * testsuite/gc_orphan_section_test.sh: New file.
394 2010-01-06 Ian Lance Taylor <iant@google.com>
397 * options.h (class General_options): Add --warn-shared-textrel.
398 * layout.cc (Layout::finish_dynamic_section): Implement
399 --warn-shared-textrel.
402 * options.h (class General_options): Add --warn-multiple-gp.
404 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
406 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
407 $(THREADSLIB) and $(LIBDL).
408 * Makefile.in: Rebuild.
410 2010-01-06 Ian Lance Taylor <iant@google.com>
413 * options.cc (General_options::parse_section_start): New function.
414 (General_options::section_start): New function.
415 (General_options::General_options): Initialize all members.
416 * options.h: Include <map>
417 (class General_options): Add --section-start. Add section_starts_
419 * layout.cc (Layout::attach_allocated_section_to_segment): If
420 --section-start was used, set the address of the segment. Remove
422 (Layout::relaxation_loop_body): If the address of the load segment
423 has been set by --section-start, don't use it.
424 * output.h (Output_segment::update_flags_for_output_section): New
426 * output.cc (Output_segment::add_output_section): Call
427 update_flags_for_output_section.
429 2010-01-05 Ian Lance Taylor <iant@google.com>
432 * options.h (class General_options): Add --undefined-version.
433 * script.cc (struct Version_expression): Add was_matched_by_symbol
435 (Version_script_info::matched_symbol): New function.
436 (Version_script_info::get_symbol_version_helper): Call
438 (Version_script_info::check_unmatched_names): New function.
439 * script.h (class Version_script_info): Update declarations.
440 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
442 * options.h (class General_options): Use DEFINE_bool_alias for
443 allow_multiple_definition.
444 * resolve.cc (Symbol_table::should_override): Don't test
445 allow_multiple_definition.
448 * options.h (class General_options): Add --cref.
449 * main.cc (main): Print cref table if --cref. Don't close mapfile
450 until after printing cref table.
451 * cref.cc: Include "symtab.h".
452 (class Cref_inputs): Define Cref_table_compare and Cref_table.
453 (Cref_table_compare::operator()): New function.
454 (Cref_inputs::gather_cref): New function.
455 (filecol): New static const.
456 (Cref_inputs::print_cref): New function.
457 (Cref::print_cref): New function.
458 * cref.h: Include <cstdio>.
459 (class Cref): Update declarations.
460 * mapfile.h (Mapfile::file): New function.
461 * object.h (class Object): Define Symbols. Declare virtual
462 do_get_global_symbols.
463 (Object::get_global_symbols): New function.
464 * object.cc (Input_objects::add_object): Pass object to cref_ if
466 (Input_objects::archive_start): Likewise.
467 (Input_objects::archive_stop): Likewise.
468 (Input_objects::print_cref): New function.
469 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
470 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
472 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
474 * plugin.h (class Sized_pluginobj): Update declarations.
476 2010-01-05 Ian Lance Taylor <iant@google.com>
478 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
479 to is_default_version. Rename insdef to insdefault.
480 (Symbol_table::add_from_relobj): Rename def to is_default_version
481 and local to is_forced_local.
482 (Symbol_table::add_from_pluginobj): Likewise.
483 (Symbol_table::add_from_dynobj): Likewise.
484 (Symbol_table::define_special_symbol): Rename insdef to
487 2010-01-04 Ian Lance Taylor <iant@google.com>
490 * options.h (class General_options): Add
491 --allow-multiple-definition and -z muldefs.
492 * resolve.cc (Symbol_table::should_override): Don't warn about a
493 multiple symbol definition if --allow-multiple-definition or -z
497 * options.h (class General_options): Add --add-needed and
498 --copy-dt-needed-entries. Tweak --as-needed help entry.
499 * object.cc (Input_objects::check_dynamic_dependencies): Give an
500 error if --copy-dt-needed-entries aka --add-needed is used and
501 would cause a change in behaviour.
504 * options.h (class General_options): Add -G as a short version of
505 --shared. Add no-op options -assert, -g, and -i.
507 2010-01-04 Sriraman Tallam <tmsriram@google.com>
509 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
510 check for .text or .gnu.linkonce.t sections.
511 * icf.cc (Icf::find_identical_sections): Ditto.
512 Change the detection for mangled function name within the section
514 * icf.h (is_section_foldable_candidate): New function.
516 2009-12-30 Ian Lance Taylor <iant@google.com>
519 * options.h (class General_options): Permit two dashes with
520 --retain-symbols-file.
522 2009-12-30 Ian Lance Taylor <iant@google.com>
525 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
526 don't put the file header and segment headers in the text
530 * common.cc (Sort_commons::operator()): Stabilize sort when both
532 (Symbol_table::do_allocate_commons_list): When allocating common
533 symbols, skip a symbol which is no longer common.
534 * symtab.h (Symbol::is_common): Test whether the symbol comes from
535 an object before checking its type.
536 * testsuite/common_test_2.c: New file.
537 * testsuite/common_test_3.c: New file.
538 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
539 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
540 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
541 (common_test_2_pic.o, common_test_2.so): New targets.
542 (common_test_3_pic.o, common_test_3.so): New targets.
543 * testsuite/Makefile.in: Rebuild.
546 * script.cc (read_input_script): If we see a new SECTIONS clause,
547 and we have added an input section, give an error.
548 * layout.h (class Layout): Add have_added_input_section function.
549 Add have_added_input_section_ field.
550 * layout.cc (Layout::Layout): Initialize
551 have_added_input_section_.
552 (Layout::layout): Set have_added_input_section_.
553 (Layout::layout_eh_frame): Likewise.
555 2009-12-30 Ian Lance Taylor <iant@google.com>
558 * options.h (class General_options): Add --sort-common option.
559 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
560 * common.cc (Sort_common): Add sort_order parameter to
561 constructor. Add sort_order_ field.
562 (Sort_commons::operator): Check sort_order_.
563 (Symbol_table::allocate_commons): Determine the sort order.
564 (Symbol_table::do_allocate_commons): Add sort_order parameter.
566 (Symbol_table::do_allocate_commons_list): Likewise.
568 2009-12-30 Ian Lance Taylor <iant@google.com>
571 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
572 symbols from this object, don't change the visibility of an
574 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
576 2009-12-30 Ian Lance Taylor <iant@google.com>
579 * script.h (class Version_script_info): Define Language enum.
580 Update declarations. Define Glob, Exact, and Lookup types. Add
581 new fields globals_, locals_, and is_finalized_.
582 * script.cc: Various formatting fixes.
583 (class Parser_closure): Change language_stack_ from a vector of
584 std::string to one of Version_script_info::Language. Adjust all
586 (class Lazy_demangler): Remove.
587 (struct Version_expression): Change language from std::string to
588 Version_script_info::Language.
589 (Version_script_info::Version_script_info): New function.
590 (Version_script_info::~Version_script_info): Don't call clear.
591 (Version_script_info::finalize): New function.
592 (Version_script_info::build_lookup_tables): New function.
593 (Version_script_info::build_expression_list_lookup): New
595 (Version_script_info::get_symbol_version_helper): Rewrite to use
597 (Version_script_info::print_expression_list): Adjust to use
598 Version_script_info::Language.
599 (script_push_lex_into_version_mode): Check that the version script
600 has not been finalized.
601 (version_script_push_lang): Change language string to
602 Version_script_info::Language.
603 * options.cc (Command_line::version_script): New function.
604 * options.h (class General_options): Add finalize_dynamic_list
605 function. Change version_script from declaration to definition.
606 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
607 * testsuite/version_script.map: Remove duplicate def of foo.
608 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
610 * testsuite/Makefile.in: Rebuild.
612 2009-12-30 Ian Lance Taylor <iant@google.com>
615 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
616 if the input symbol index is 0, make the output symbol index 0.
618 2009-12-30 Ian Lance Taylor <iant@google.com>
621 * options.h (class General_options): Add -x/--discard-all.
622 * object.cc (Sized_relobj::do_count_local_symbols): Handle
623 --discard-all. If the local symbol needs a dynamic entry, check
624 that before handling --discard-locals.
626 2009-12-30 Ian Lance Taylor <iant@google.com>
629 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
631 (Output_segment::add_output_section): Don't change the flags if
635 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
636 GNU hash table if they need a dynamic value. Otherwise, don't add
637 them if they are defined in a dynamic object or are forced local.
639 2009-12-29 Ian Lance Taylor <iant@google.com>
642 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
643 .gnu.hash table for a 32-bit target.
646 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
647 regular and a dynamic object only needs a dynamic symbol table
648 entry if it is externally visible.
651 * i386.cc (class Target_i386): Initialize global_offset_table_ in
652 constructor. Add global_offset_table_ field.
653 (Target_i386::got_section): Set global_offset_table_.
654 (Target_i386::do_finalize_sections): Set global_offset_table_
656 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
657 in constructor. Add global_offset_table_ field.
658 (Target_x86_64::got_section): Set global_offset_table_.
659 (Target_x86_64::do_finalize_sections): Set global_offset_table_
662 * layout.cc (Layout::Layout): Initialize increase_relro_.
663 (Layout::get_output_section): Add is_relro, is_last_relro, and
664 is_first_non_relro parameters. Change all callers.
665 (Layout::choose_output_section): Likewise.
666 (Layout::add_output_section_data): Likewise.
667 (Layout::make_output_section): Likewise.
668 (Layout::set_segment_offsets): Clear increase_relro when using a
670 * layout.h (class Layout): Add increase_relro method. Add
671 increase_relro_ field. Update declarations.
672 * output.cc (Output_section::Output_section): Initialize
673 is_last_relro_ and is_first_non_relro_.
674 (Output_segment::add_output_section): Group relro sections is
675 do_sort is true. Handle is_last_relro and is_first_non_relro.
676 (Output_segment::maximum_alignment): Remove relro handling.
677 (Output_segment::set_section_addresses): Add increase_relro
678 parameter. Change all callers. Add initial alignment to align
679 relro sections on separate page. Remove old relro handling.
680 (Output_segment::set_section_list_addresses): Remove in_relro
681 parameter. Change all callers.
682 (Output_segment::set_offset): Add increase parameter. Change all
683 callers. Remove old relro handling.
684 * output.h (class Output_section): Add new methods: is_last_relro,
685 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
686 Add is_last_relro_ and is_first_non_relro_ fields.
687 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
688 Create separate .got.plt section. Call increase_relro.
689 * x86_64.cc (Target_x86_64::got_section): Likewise.
690 * testsuite/relro_script_test.t: Add .got.plt.
693 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
694 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
695 (Layout::finalize): Call set_dynamic_symbol_size.
696 (Layout::set_dynamic_symbol_size): New function.
697 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
698 set_dynamic_symbol_size.
701 * output.h (class Output_section): Add is_entsize_zero_ field.
702 * output.cc (Output_section::Output_section): Initialize
704 (Output_section::set_entsize): If two different entsizes are
705 requested, force it to zero.
706 (Output_section::add_input_section): Set flags for .debug_str
707 before updating section flags. Set entsize.
708 (Output_section::update_flags_for_input_section): Set SHF_MERGE
709 and SHF_STRING if all input sections have those flags.
711 2009-12-29 Rafael Espindola <espindola@google.com>
713 * main.cc (main): Fix the sys time reporting.
714 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
717 2009-12-29 Sriraman Tallam <tmsriram@google.com>
719 * options.cc (General_options::parse_version): Allow -v to exit
720 without an error if there is nothing to link.
722 2009-12-29 Ian Lance Taylor <iant@google.com>
724 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
725 using a version of gcc before 4.1.
726 * configure: Rebuild.
728 2009-12-28 Chris Demetriou <cgd@google.com>
730 * attributes.cc (Output_attributes_section_data::do_write): Use
731 std::vector::front rather than std::vector::data.
733 2009-12-28 Ian Lance Taylor <iant@google.com>
735 * symtab.h (class Symbol_table): Add enum Defined.
736 * resolve.cc (Symbol_table::should_override): Add defined
737 parameter. Change all callers. Test whether object is NULL
738 before calling a method on it.
739 (Symbol_table::report_resolve_problem): Add defined parameter.
741 (Symbol_table::should_override_with_special): Likewise.
742 * symtab.cc (Symbol_table::define_in_output_data): Add defined
743 parameter. Change all callers.
744 (Symbol_table::do_define_in_output_data): Likewise.
745 (Symbol_table::define_in_output_segment): Likewise.
746 (Symbol_table::do_define_in_output_segment): Likewise.
747 (Symbol_table::define_as_constant): Likewise.
748 (Symbol_table::do_define_as_constant): Likewise.
749 * script.h (class Symbol_assignment): Add is_defsym parameter to
750 constructor; change all callers.
751 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
752 parameter. Change all callers. Add is_defsym_ field.
753 (class Parser_closure): Add parsing_defsym parameter to
754 constructor; change all callers. Add parsing_defsym accessor
755 function. Add parsing_defsym_ field.
757 2009-12-28 Ian Lance Taylor <iant@google.com>
759 * gold.cc (queue_middle_tasks): Fix formatting.
760 * object.cc (Relobj::is_section_name_included): Likewise.
762 2009-12-23 Ian Lance Taylor <iant@google.com>
764 * i386.cc (Target_i386::do_calls_non_split): Recognize
765 -fsplit-stack prologue for a function with a static chain.
766 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
767 -fsplit-stack prologue when using %r11.
769 2009-12-21 Sriraman Tallam <tmsriram@google.com>
771 * options.cc (General_options::parse_version): Make -v continue and do
772 the link like GNU ld does.
774 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
776 * Makefile.am (CCFILES): Add timer.cc.
777 (HFILES): Add timer.h.
778 * configure.ac: Check for sysconf and times.
779 * main.cc: include timer.h.
780 (main): Use Timer instead of get_run_time.
783 * workqueue.cc: include timer.h.
784 (Workqueue::find_and_run_task):
785 Report user, sys and wall time.
786 * Makefile.in: Regenerate.
787 * config.in: Regenerate.
788 * configure: Regenerate.
790 2009-12-16 Doug Kwan <dougkwan@google.com>
792 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
794 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
795 relaxed input sections.
796 * output.cc (Output_section::find_relaxed_input_section): Change
797 return type to Output_relaxed_input_section pointer. Adjust code
798 for new type of relaxed_input_section_map_.
799 * output.h (Output_section::find_relaxed_input_section): Change
800 return type to Output_relaxed_input_section pointer.
801 (Output_section::Output_relaxed_input_section_by_input_section_map):
803 (Output_section::relaxed_input_section_map_): Change type to
804 Output_section::Output_relaxed_input_section_by_input_section_map.
805 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
808 2009-12-15 Ian Lance Taylor <iant@google.com>
810 * layout.cc (Layout::create_shstrtab): Only write out after input
811 sections if we are compressing debug sections.
813 2009-12-15 Ian Lance Taylor <iant@google.com>
815 * archive.cc (Archive::add_symbols): Only look up a symbol without
816 a version if there is, in fact, a version.
818 2009-12-14 Ian Lance Taylor <iant@google.com>
820 Revert -Wshadow changes, all changes from:
821 2009-12-11 Doug Kwan <dougkwan@google.com>
822 2009-12-11 Nick Clifton <nickc@redhat.com>
823 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
825 2009-12-11 Doug Kwan <dougkwan@google.com>
827 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
829 * attributes.cc (Object_attribute::size): Ditto.
830 (Attributes_section_data::size): Ditto.
831 (Attributes_section_data::Attributes_section_data): Ditto.
832 (Output_attributes_section_data::do_write): Ditto.
833 * attributes.h (Object_attribute::set_type): Ditto.
834 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
836 2009-12-11 Nick Clifton <nickc@redhat.com>
838 * archive.cc: Fix shadowed variable warnings.
840 * compressed_output.cc: Likewise.
841 * compressed_output.h: Likewise.
842 * configure: Likewise.
843 * dwarf_reader.cc: Likewise.
844 * dynobj.cc: Likewise.
845 * dynobj.h: Likewise.
846 * ehframe.cc: Likewise.
847 * ehframe.h: Likewise.
848 * errors.cc: Likewise.
849 * expression.cc: Likewise.
850 * fileread.cc: Likewise.
851 * fileread.h: Likewise.
852 * freebsd.h: Likewise.
855 * incremental.h: Likewise.
856 * layout.cc: Likewise.
857 * layout.h: Likewise.
858 * mapfile.cc: Likewise.
859 * merge.cc: Likewise.
861 * object.cc: Likewise.
862 * object.h: Likewise.
863 * options.h: Likewise.
864 * output.cc: Likewise.
865 * output.h: Likewise.
866 * parameters.cc: Likewise.
867 * plugin.cc: Likewise.
868 * powerpc.cc: Likewise.
869 * reduced_debug_output.cc: Likewise.
870 * reduced_debug_output.h: Likewise.
871 * reloc.cc: Likewise.
873 * resolve.cc: Likewise.
874 * script-sections.cc: Likewise.
875 * script.cc: Likewise.
876 * script.h: Likewise.
877 * sparc.cc: Likewise.
878 * symtab.cc: Likewise.
879 * symtab.h: Likewise.
880 * target-select.cc: Likewise.
881 * target-select.h: Likewise.
883 * workqueue.cc: Likewise.
884 * workqueue.h: Likewise.
885 * x86_64.cc: Likewise.
887 2009-12-10 Doug Kwan <dougkwan@google.com>
889 * arm.cc (attributes.h): New include.
890 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
891 (Arm_relobj::~Arm_relobj): Delete object pointed by
892 attributes_section_data_.
893 (Arm_relobj::attributes_section_data): New method definition.
894 (Arm_relobj::attributes_section_data_): New data member declaration.
895 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
896 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
897 attributes_section_data_.
898 (Arm_dynobj::attributes_section_data): New method definition.
899 (Arm_dynobj::attributes_section_data_): New data member declaration.
900 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
901 initialization value of may_use_blx_ to false.
902 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
903 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
904 object attributes to compute results instead of hard-coding.
905 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
906 Target_arm::get_secondary_compatible_arch,
907 Target_arm::set_secondary_compatible_arch
908 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
909 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
910 New method declarations.
911 (Target_arm::get_aeabi_object_attribute): New method definition.
912 (Target_arm::attributes_section_data_): New data member declaration.
913 (read_arm_attributes_section): New template definition.
914 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
915 (Arm_dynobj::do_read_symbols): Ditto.
916 (Target_arm::do_finalize_sections): Merge attributes sections from
917 input. Check for BLX use after attributes section merging.
918 Fix __exidx_start and __exidx_end visibility. Create an
919 .ARM.attributes section if necessary.
920 (Target_arm::get_secondary_compatible_arch,
921 Target_arm::set_secondary_compatible_arch,
922 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
923 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
924 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
925 New method definitions.
927 2009-12-09 Ian Lance Taylor <iant@google.com>
929 * plugin.cc (Plugin::load): Don't cast from void* to a function
932 2009-12-09 Ian Lance Taylor <iant@google.com>
934 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
937 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
939 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
940 Replace two_file_shared_1.so with two_file_shared_2.so.
941 * testsuite/Makefile.in: Regenerated.
943 2009-12-08 Doug Kwan <dougkwan@google.com>
945 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
946 (HFILES): Add attributes.h and int_encoding.h.
947 * Makefile.in: Regenerate.
948 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
949 function definitions to int_encoding.cc
950 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
951 prototypes to int_encoding.h
952 * reduced_debug_output.cc (int_encoding.h): New include.
953 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
954 function definitions to int_encoding.cc
955 (insert_into_vector, read_from_pointer): Move template definitions to
957 * attributes.cc: New file.
958 * attributes.h: New file.
959 * int_encoding.cc: New file.
960 * int_encoding.h: New file.
962 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
965 * incremental-dump.cc (dump_incremental_inputs): New.
966 (main): Use dump_incremental_inputs.
968 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
971 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
972 checking elfcpp::STT_FUNC.
973 (Target_i386::Relocate::relocate): Likewise.
974 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
976 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
977 symbols from shared libraries into normal FUNC symbols.
979 * symtab.h (Symbol): Add is_func and use it.
981 2009-12-05 Doug Kwan <dougkwan@google.com>
983 * arm.cc (Target_arm::arm_info): Initialize new fields
984 attributes_section and attributes_vendor.
985 * i386.cc (Target_i386::i386_info): Same.
986 * object.cc (Sized_relobj::do_layout): Skip attribute section.
987 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
988 fields attributes_section and attributes_vendor.
989 * sparc.cc (Target_sparc::sparc_info): Same.
990 * target.h (Target::attributes_section, Target::attributes_vendor,
991 Target::is_attributes_section, Target::attribute_arg_type,
992 Target::attributes_order): New method definitions.
993 (Target::Target_info::attributes_section,
994 Target::Target_info::attributes_vendor): New fields.
995 (Target::do_attribute_arg_type, Target::do_attributes_order): New
996 virtual method definitions.
997 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
998 attributes_section and attributes_vendor.
999 * testsuite/testfile.cc (Target_test::test_target_info): Same.
1001 2009-12-05 Doug Kwan <dougkwan@google.com>
1003 * arm.cc: Update comments about interworking and stub generation.
1004 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
1005 considered as non-PIC.
1006 (Arm_relocate_functions::base_abs): Fix formatting.
1007 (Arm_relocate_functions::got_prel): Fix comment. Change interface
1008 of function to use GOT entry address instead of offset.
1009 (Target_arm::Scan::global): Issue an error if a symbol would need a
1010 PLT does not get one because it is untyped. Remove code to create
1011 dynamic symbols for relative branches.
1012 (Target_arm::Relocate::relocate: Use 0 instead of false since function
1013 takes unsigned integer instead of boolean.
1015 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
1017 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
1018 (two_file_test_LDADD): Likewise.
1019 (common_test_1_LDADD): Likewise.
1020 (exception_test_LDADD) Likewise.
1021 (weak_test_LDADD): Likewise.
1022 (many_sections_test_LDADD): Likewise.
1023 (initpri1_LDADD): Likewise.
1024 (script_test_1_LDADD): Likewise.
1025 (script_test_2_LDADD): Likewise.
1026 (justsyms_LDADD): Likewise.
1027 (binary_test_LDADD): Likewise.
1028 (large_LDADD): Likewise.
1029 * testsuite/Makefile.in: Regenerated.
1031 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
1033 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
1034 (Symbol_table::override_with_special): Likewise.
1035 (Symbol_table::add_from_object): Likewise.
1037 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1039 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1040 Don't set the data_offset twice.
1042 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
1044 * testsuite/Makefile.in: Regenerate.
1046 2009-12-03 Doug Kwan <dougkwan@google.com>
1048 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
1049 (Target_arm::do_finalize_sections): Add parameter for symbol table
1050 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
1051 * i386.cc (Target_i386::do_finalize_sections): Add an additional
1052 parameter for symbol table pointer.
1053 * layout.cc (Layout::finalize): Call Target::finalize_sections with
1054 an additional parameter for a pointer to symbol table.
1055 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
1056 parameter for a symbol table pointer.
1057 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
1058 * target.h (Target::finalize_sections, Target::do_finalize_sections):
1060 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
1061 parameter for a symbol table pointer.
1063 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
1065 * incremental.cc (Incremental_inputs_header)
1066 (Incremental_inputs_header_write, Incremental_inputs_entry)
1067 (Incremental_inputs_entry_write): Move ...
1068 * incremental.h (Incremental_inputs_header)
1069 (Incremental_inputs_header_write, Incremental_inputs_entry)
1070 (Incremental_inputs_entry_write): here.
1072 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1074 * incremental.cc (make_sized_incremental_binary): Set the target.
1075 Error if it is incompatible.
1076 * output.h (Output_file): Add filename method.
1078 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1080 * incremental.cc (Incremental_inputs_entry): Remove unused argument
1081 from the get_* methods.
1083 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1085 * incremental-dump.cc (main): Check that the offeset of a script is 0.
1086 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
1087 Write 0 for the data_offset of scripts.
1089 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
1091 * testsuite/Makefile.am: Add the incremental_test.sh test.
1092 * testsuite/incremental_test.sh: New.
1093 * testsuite/incremental_test_1.c: New.
1094 * testsuite/incremental_test_2.c: New.
1096 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
1098 * incremental-dump.cc (main): Fix typos.
1100 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
1103 * incremental-dump.cc (main): Use llu to print 64 bit values.
1105 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
1106 H.J. Lu <hongjiu.lu@intel.com>
1108 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
1110 (incremental_dump_LDADD): Likewise.
1111 * Makefile.in: Regenerated.
1113 2009-11-25 Doug Kwan <dougkwan@google.com>
1117 2009-11-25 Doug Kwan <dougkwan@google.com>
1119 * arm.cc (Target_arm::Target_arm): Move method definition
1120 outside of class definition. Add code to handle
1121 --target1-rel, --target1-abs and --target2= options.
1122 (Target_arm::get_reloc_reloc_type): Change method to be
1123 non-static and const.
1124 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
1125 New data member declaration.
1126 (Target_arm::Scan::local, Target_arm::Scan::global,
1127 Target_arm::Relocate::relocate,
1128 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1129 Adjust call to Target_arm::get_real_reloc_type.
1130 (Target_arm::get_real_reloc_type): Use command line options
1131 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1132 * options.h (--target1-rel, --target1-abs, --target2): New
1135 2009-11-25 Doug Kwan <dougkwan@google.com>
1137 * arm.cc (Target_arm::Target_arm): Move method definition outside of
1138 class definition. Add code to handle --target1-rel, --target1-abs
1139 and --target2= options.
1140 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1142 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1144 (Target_arm::Scan::local, Target_arm::Scan::global,
1145 Target_arm::Relocate::relocate,
1146 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1147 call to Target_arm::get_real_reloc_type.
1148 (Target_arm::get_real_reloc_type): Use command line options to
1149 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1150 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1153 2009-11-25 Doug Kwan <dougkwan@google.com>
1155 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1156 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1157 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1159 (Arm_relocate_functions::thm_call): Replace body with a call to
1160 Arm_relocate_functions::thumb_branch_common.
1161 (Arm_relocate_functions::thm_jump24,
1162 Arm_relocate_functions::thm_xpc22): New method definitions.
1163 (Arm_relocate_functions::thumb_branch_common): New method definition.
1164 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1166 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1167 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1169 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1171 * Makefile.am: Build incremental-dump
1172 * Makefile.in: Regenerate.
1173 * incremental-dump.cc: New.
1174 * incremental.cc (Incremental_inputs_header_data,
1175 Incremental_inputs_entry_data): Move to incremental.h
1176 * incremental.h: (Incremental_inputs_header_data,
1177 Incremental_inputs_entry_data): Move from incremental.cc
1179 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1181 * incremental.cc (Incremental_inputs_header,
1182 Incremental_inputs_header_write, Incremental_inputs_entry,
1183 Incremental_inputs_entry_write): Add a typedef with the data type.
1185 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1187 * incremental.cc (Incremental_inputs_header,
1188 Incremental_inputs_header_write, Incremental_inputs_entry,
1189 Incremental_inputs_entry_write): Update comment about which
1190 type has the filed descriptions.
1192 2009-11-15 Doug Kwan <dougkwan@google.com>
1194 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1195 (Arm_relocate_functions::arm_branch_common): Change method defintion
1196 in class definition to a method declaration and update list of formal
1198 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1199 Arm_relocation_functions::jump24): Adjust call to
1200 Arm_relocate_functions::arm_branch_common. Update list of formal
1202 (Arm_relocate_functions::xpc25): New method definition.
1203 (Arm_relocate_functions::arm_branch_common): Move method defintion
1204 out from class definition. Use stubs for mode-switching and extending
1206 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1207 specially. Change code to enable use of stubs in ARM branches.
1209 2009-11-10 Doug Kwan <dougkwan@google.com>
1211 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1212 in method declaration.
1213 (Target_arm::relocate_stub): New method declaration.
1214 (Target_arm::default_target): Change to return a pointer instead of
1216 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1217 Target_arm::default_target.
1218 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1220 (Target_arm::relocate_section): Adjust view.
1221 (Target_arm::relocate_stub): New method definition.
1223 2009-11-10 Doug Kwan <dougkwan@google.com>
1225 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1227 * incremental.cc (open_incremental_binary): Initialized local
1228 variables to avoid warnings.
1229 * object.cc (make_elf_object): Ditto.
1230 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1233 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1236 * testsuite/plugin_test.c: Include "config.h".
1238 2009-11-09 Doug Kwan <dougkwan@google.com>
1240 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1241 (arm_symbol_value): Remove.
1242 (Arm_relocate_functions::arm_branch_common,
1243 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1244 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1245 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1246 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1247 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1248 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1249 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1250 Arm_relocate_functions::thm_mobw_abs_nc,
1251 Arm_relocate_functions::thm_mov_abs,
1252 Arm_relocate_functions::movw_prel_nc,
1253 Arm_relocate_functions::thm_movt_abs,
1254 Arm_relocate_functions::movt_prel,
1255 Arm_relocate_functions::thm_movw_prel_nc,
1256 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1257 (Target_arm::Relocate::relocate): Only decompose address into two
1258 parts if relocation type uses the thumb-bit and pass the actual
1259 bit instead of a flag indicating that the thumb-bit is used. Adjust
1260 calls to methods in Arm_relocate_functions for this change.
1262 2009-11-08 Ian Lance Taylor <iant@google.com>
1265 * reloc.cc: Instantiate
1266 Sized_relobj::initialize_input_to_output_maps and
1267 Sized_relobj:free_input_to_output_maps.
1269 2009-11-06 Ian Lance Taylor <iant@google.com>
1272 * defstd.cc (in_segment): Set only_if_ref true for "end".
1274 2009-11-06 Doug Kwan <dougkwan@google.com>
1276 * arm.cc (class Reloc_stub): Correct a comment.
1277 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1278 (Target_arm::scan_section_for_stubs): New method declaration.
1279 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1280 Change methods from private to protected.
1281 (Target_arm::do_may_relax): New method definition.
1282 (Target_arm::do_relax, Target_arm::group_sections,
1283 Target_arm::scan_reloc_for_stub,
1284 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1285 (Target_arm::arm_input_section_map_): New data member declaration.
1286 (Target_arm::scan_reloc_for_stub,
1287 Target_arm::scan_reloc_section_for_stubs,
1288 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1289 Target_arm::do_relax): New method definitions.
1291 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1293 * configure.ac: Check for (struct stat)::st_mtim
1294 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1295 * config.in: Regenerate.
1296 * configure: Regenerate.
1298 2009-11-05 Ian Lance Taylor <iant@google.com>
1301 * output.cc (Output_segment::add_output_section): Add missing
1304 2009-11-04 Ian Lance Taylor <iant@google.com>
1307 * object.h (class Object): Add is_needed and set_is_needed
1308 methods. Add is_needed_ field. Make bool fields into bitfields.
1309 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1310 defined in a dynamic object and referenced by a regular object,
1311 set is_needed for the dynamic object.
1312 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1313 if the file is marked with as_needed and it is not needed.
1315 2009-11-04 Ian Lance Taylor <iant@google.com>
1318 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1319 tags if data is discarded by linker script.
1320 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1321 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1322 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1323 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1325 2009-11-04 Ian Lance Taylor <iant@google.com>
1327 * layout.cc (Layout::get_output_section): Add is_interp and
1328 is_dynamic_linker_section parameters. Change all callers.
1329 (Layout::choose_output_section): Likewise.
1330 (Layout::make_output_section): Likewise.
1331 (Layout::add_output_section_data): Add is_dynamic_linker_section
1332 parameter. Change all callers.
1333 * layout.h (class Layout): Update declarations.
1334 * output.h (class Output_section): Add is_interp, set_is_interp,
1335 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1336 Add is_interp_, is_dynamic_linker_section_ fields. Change
1337 generate_code_fills_at_write_ to a bitfield.
1338 * output.cc (Output_section::Output_sections): Initialize new
1340 (Output_segment::add_output_section): Add do_sort parameter.
1343 2009-11-03 Ian Lance Taylor <iant@google.com>
1346 * options.h (class General_options): Add --warn-common.
1347 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1348 merging two common symbols.
1349 (Symbol_table::should_override): Handle --warn-common when merging
1350 a common symbol with a defined symbol. Use report_resolve_problem
1351 for multiple definitions.
1352 (Symbol_table::report_resolve_problem): New function.
1353 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1355 2009-11-03 Doug Kwan <dougkwan@google.com>
1357 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1359 (Target_arm::stub_factory): New method definition.
1360 (Target_arm::new_arm_input_section,
1361 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1362 Target_arm::reloc_uses_thumb_bit): New method declarations.
1363 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1364 New type definitions.
1365 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1366 member declarations.
1367 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1368 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1369 New method definitions.
1371 2009-11-03 Ian Lance Taylor <iant@google.com>
1373 * options.h (class General_options): Add --warn_constructors.
1375 2009-11-03 Ian Lance Taylor <iant@google.com>
1378 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1379 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1381 2009-11-03 Ian Lance Taylor <iant@google.com>
1384 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1385 --msgid-bugs-address.
1386 (install-pdf): New target.
1387 (install-data_yes): Look up one directory to find mkinstalldirs.
1389 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1391 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1394 2009-10-30 Doug Kwan <dougkwan@google.com>
1396 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1398 2009-10-30 Doug Kwan <dougkwan@google.com>
1400 * arm.cc (Stub_addend_reader): New struct template definition
1401 and partial specializations.
1402 (Stub_addend_reader::operator()): New method definition for a
1403 partially specialized template.
1405 2009-10-30 Doug Kwan <dougkwan@google.com>
1407 * arm.cc (Arm_relobj::processor_specific_flags): New method
1409 (Arm_relobj::do_read_symbols): New method declaration.
1410 (Arm_relobj::processor_specific_flags_): New data member declaration.
1411 (Arm_dynobj): New class definition.
1412 (Target_arm::do_finalize_sections): Add input_objects parameter.
1413 (Target_arm::do_adjust_elf_header): New method declaration.
1414 (Target_arm::are_eabi_versions_compatible,
1415 (Target_arm::merge_processor_specific_flags): New method declaration.
1416 (Target_arm::do_make_elf_object): New overloaded method definitions
1418 (Arm_relobj::do_read_symbols): New method definition.
1419 (Arm_dynobj::do_read_symbols): Ditto.
1420 (Target_arm::do_finalize_sections): Add input_objects parameters.
1421 Merge processor-specific flags from all input objects.
1422 (Target_arm::are_eabi_versions_compatible,
1423 Target_arm::merge_processor_specific_flags,
1424 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1425 New method definitions.
1426 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1427 Input_objects pointer type parameter.
1428 * layout.cc (Layout::finalize): Pass input objects to target's.
1429 finalize_sections function.
1430 * output.cc (Output_file_header::do_sized_write): Set ELF file
1431 header's processor-specific flags.
1432 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1433 Input_objects pointer type parameter.
1434 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1435 * target.h (Input_objects): New forward class declaration.
1436 (Target::processor_specific_flags,
1437 Target::are_processor_specific_flags_sect): New method definitions.
1438 (Target::finalize_sections): Add input_objects parameter.
1439 (Target::Target): Initialize processor_specific_flags_ and
1440 are_processor_specific_flags_set_.
1441 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1443 (Target::set_processor_specific_flags): New method definition.
1444 (Target::processor_specific_flags_,
1445 Target::are_processor_specific_flags_set_): New data member
1447 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1448 Input_objects pointer type parameter.
1450 2009-10-30 Doug Kwan <dougkwan@google.com>
1452 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1454 2009-10-28 Ian Lance Taylor <iant@google.com>
1456 * object.h (class Relobj): Drop options parameter from
1457 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1458 do_scan_relocs, do_relocate. Change all callers.
1459 (class Sized_relobj): Drop options parameters from
1460 do_gc_process_relocs, do_scan_relocs, do_relocate,
1461 do_relocate_sections, relocate_sections, emit_relocs_scan,
1462 emit_relocs_scan_reltype. Change all callers.
1463 (struct Relocate_info): Remove options field and all references to
1465 * reloc.h (class Read_relocs): Remove options constructor
1466 parameter and options_ field. Change all callers.
1467 (class Gc_process_relocs, class Scan_relocs): Likewise.
1468 (class Relocate_task): Likewise.
1469 * target-reloc.h (scan_relocs): Remove options parameter. Change
1471 (scan_relocatable_relocs): Likewise.
1472 * target.h (class Sized_target): Remove options parameter from
1473 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1475 * gc.h (gc_process_relocs): Remove options parameter. Change all
1477 * arm.cc: Update functions to remove options parameters.
1478 * i386.cc: Likewise.
1479 * powerpc.cc: Likewise.
1480 * sparc.cc: Likewise.
1481 * x86_64.cc: Likewise.
1482 * testsuite/testfile.cc: Likewise.
1484 2009-10-28 Doug Kwan <dougkwan@google.com>
1486 * arm.cc (Arm_relobj): New class definition.
1487 (Arm_relobj::scan_sections_for_stubs,
1488 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1489 New method definitions.
1491 2009-10-28 Cary Coutant <ccoutant@google.com>
1493 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1494 (Plugin::cleanup_done_): New member.
1495 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1496 (Plugin_manager::cleanup_done_): Remove.
1497 (Plugin_manager::add_input_file): Edit error message.
1498 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1499 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1501 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1503 * fileread.cc: (File_read::View::~View): Use the new
1504 data_ownership_ filed.
1505 (File_read::~File_read): Dispose the new whole_file_view_.
1506 (File_read::open): Mmap the whole file if needed.
1507 (File_read::open): Use whole_file_view_ instead of contents_.
1508 (File_read::find_view): Use whole_file_view_ if applicable.
1509 (File_read::do_read): Use whole_file_view_ instead of contents_.
1510 (File_read::make_view): Use whole_file_view_ instead of contents_,
1511 update File_read::View::View call.
1512 (File_read::find_or_make_view): Update File_read::View::View
1514 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1516 (File_read::View::Data_ownership): New enum.
1517 (File_read::View::View): Replace bool mapped_ with Data_ownership
1519 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1520 (File_read::View::data_ownership_): New field.
1521 (File_read::contents_): Remove (replaced by whole_file_view_).
1522 (File_read::whole_file_view_): New field.
1523 * options.h (class General_options): Add --keep-files-mapped.
1525 2009-10-27 Cary Coutant <ccoutant@google.com>
1527 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1528 * testsuite/Makefile.am (plugin_test_5): New test case.
1529 * testsuite/Makefile.in: Regenerate.
1531 2009-10-25 Doug Kwan <dougkwan@google.com>
1533 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1534 from private to protected to allow access by child class.
1535 (Sized_relobj::do_relocate_sections): New method declaration.
1536 (Sized_relobj::relocate_sections): Virtualize.
1537 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1538 Sized_relobj::relocate_sections. Instantiate template explicitly
1539 for different target sizes and endianity.
1541 2009-10-24 Doug Kwan <dougkwan@google.com>
1543 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1544 (Arm_input_section::as_arm_input_section): New method.
1545 (Arm_output_section): New class definition.
1546 (Arm_output_section::create_stub_group,
1547 Arm_output_section::group_sections): New method definitions.
1549 2009-10-22 Doug Kwan <dougkwan@google.com>
1551 * arm.cc (Arm_input_section): New class definition.
1552 (Arm_input_section::init, Arm_input_section:do_write,
1553 Arm_input_section::set_final_data_size,
1554 Arm_input_section::do_reset_address_and_file_offset): New method
1557 2009-10-21 Doug Kwan <dougkwan@google.com>
1559 * arm.cc (Stub_table, Arm_input_section): New forward class
1561 (Stub_table): New class defintion.
1562 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1563 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1564 New method definition.
1566 2009-10-21 Doug Kwan <dougkwan@google.com>
1568 * arm.cc: Update copyright comments.
1569 (Target_arm): New forward class template declaration.
1570 (Arm_address): New type.
1571 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1572 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1573 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1575 (Insn_template): Same.
1576 (DEF_STUBS): New macro.
1577 (Stub_type): New enum type.
1578 (Stub_template): New class definition.
1581 (Stub_factory): Same.
1582 (Target_arm::Target_arm): Initialize may_use_blx_ and
1583 should_force_pic_veneer_.
1584 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1585 Target_arm::should_force_pic_veneer,
1586 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1587 Target_arm::using_thumb_only, Target_arm:;default_target): New
1589 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1590 New data member declarations.
1591 (Insn_template::size, Insn_template::alignment): New method defintions.
1592 (Stub_template::Stub_template): New method definition.
1593 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1594 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1595 (Stub_factory::Stub_factory): New method definition.
1596 * gold.h (string_hash): New template.
1597 * output.h (Input_section_specifier::hash_value): Use
1599 (Input_section_specifier::string_hash): Remove.
1600 * stringpool.cc (Stringpool_template::string_hash): Use
1603 2009-10-20 Doug Kwan <dougkwan@google.com>
1605 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1606 symbols of relaxed input sections.
1607 * output.h (Output_section::find_relaxed_input_section): Make
1610 2009-10-16 Doug Kwan <dougkwan@google.com>
1612 * dynobj.cc (Versions::Versions): Initialize version_script_.
1613 Only insert base version symbol definition for a shared object
1614 if version script defines any version versions.
1615 (Versions::define_base_version): New method definition.
1616 (Versions::add_def): Check that base version is not needed.
1617 (Versions::add_need): Define base version lazily.
1618 * dynobj.h (Versions::define_base_version): New method declaration.
1619 (Versions::needs_base_version_): New data member declaration.
1620 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1621 (check_DATA): Add no_version_test.stdout.
1622 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1624 * testsuite/Makefile.in: Regenerate.
1625 * testsuite/no_version_test.c: New file.
1626 * testsuite/no_version_test.sh: Ditto.
1628 2009-10-16 Doug Kwan <dougkwan@google.com>
1630 * expression.cc (class Segment_start_expression): New class definition.
1631 (Segment_start_expression::value): New method definition.
1632 (script_exp_function_segment_start): Return a new
1633 Segment_start_expression.
1634 * gold/script-c.h (script_saw_segment_start_expression): New function
1636 * script-sections.cc (Script_sections::Script_sections): Initialize
1637 SAW_SEGMENT_START_EXPRESSION_ to false.
1638 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1639 and -Tbbs options to specify section addresses if given in
1640 command line and no SEGMENT_START expression is seen in a script.
1641 * script-sections.h (Script_sections::saw_segment_start_expression,
1642 Script_sections::set_saw_segment_start_expression): New method
1644 (Script_sections::saw_segment_start_expression_): New data member
1646 * script.cc (script_saw_segment_start_expression): New function.
1647 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1648 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1649 script_test_7.sh and script_test_8.sh.
1650 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1651 script_test_8.stdout.
1652 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1653 (script_test_6, script_test_6.stdout, script_test_7,
1654 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1655 * Makefile.in: Regenerate.
1656 * testsuite/script_test_6.sh: New file.
1657 * testsuite/script_test_6.t: Same.
1658 * testsuite/script_test_7.sh: Same.
1659 * testsuite/script_test_7.t: Same.
1660 * testsuite/script_test_8.sh: Same.
1662 2009-10-16 Doug Kwan <dougkwan@google.com>
1664 * output.cc (Output_segment::set_section_list_address): Cast
1665 expressions to unsigned long long type to avoid format warnings.
1667 2009-10-15 Ian Lance Taylor <iant@google.com>
1669 * script.cc (Script_options::add_symbol_assignment): Always add a
1670 dot assignment to script_sections_.
1671 * script-sections.cc (Script_sections::add_dot_assignment):
1672 Initialize if necessary.
1674 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1675 program headers with no load segment if there is a linker script.
1677 * layout.cc (Layout::set_segment_offsets): Align the file offset
1678 to the segment aligment for -N or -n with no load segment.
1679 * output.cc (Output_segment::add_output_section): Don't crash if
1680 the first section is a TLS section.
1681 (Output_segment::set_section_list_addresses): Print an error
1682 message if the address moves backward in a linker script.
1683 * script-sections.cc
1684 (Output_section_element_input::set_section_addresses): Don't
1685 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1686 (Orphan_output_section::set_section_addresses): Likewise.
1688 2009-10-15 Doug Kwan <dougkwan@google.com>
1690 * layout.cc (Layout::finish_dynamic_section): Generate tags
1691 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1692 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1693 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1695 2009-10-14 Ian Lance Taylor <iant@google.com>
1697 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1699 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1700 data_shdr fields of relinfo.
1701 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1702 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1703 R_386_TLS_LDO_32, adjust based on section flags.
1704 (Target_i386::Relocate::fix_up_ldo): Remove.
1706 2009-10-13 Ian Lance Taylor <iant@google.com>
1708 Add support for -pie.
1709 * options.h (class General_options): Add -pie and
1711 (General_options::output_is_position_independent): Test -pie.
1712 (General_options::output_is_executable): Return true if not shared
1713 and not relocatable.
1714 (General_options::output_is_pie): Remove.
1715 * options.cc (General_options::finalize): Reject incompatible uses
1717 * gold.cc (queue_middle_tasks): A -pie link is not static.
1718 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1719 * symtab.cc (Symbol::final_value_is_known): Return false if
1720 output_is_position_independent.
1721 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1722 output_is_position_independent.
1723 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1724 output_is_position_independent.
1725 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1726 output_is_position_independent.
1727 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1729 (basic_pie_test.o, basic_pie_test): New targets.
1730 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1731 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1732 (two_file_pie_test): New target.
1733 * testsuite/Makefile.in: Rebuild.
1734 * README: Remove note saying that -pie is not supported.
1736 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1738 * options.h (class General_options): Add -init and -fini.
1739 * layout.cc (Layout::finish_dynamic_section): Emit
1740 given init and fini functions.
1742 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1744 * gc.h (gc_process_relocs): Check if icf is enabled using new
1746 * gold.cc (queue_initial_tasks): Likewise.
1747 (queue_middle_tasks): Likewise.
1748 * object.cc (do_layout): Likewise.
1749 * symtab.cc (is_section_folded): Likewise.
1750 * main.cc (main): Likewise.
1751 * reloc.cc (Read_relocs::run): Likewise.
1752 (Sized_relobj::do_scan_relocs): Likewise.
1753 * icf.cc (is_function_ctor_or_dtor): New function.
1754 (Icf::find_identical_sections): Check if function is ctor or dtor when
1756 * options.h (General_options::icf): Change option to be an enum.
1757 (Icf_status): New enum.
1758 (icf_enabled): New method.
1759 (icf_safe_folding): New method.
1760 (set_icf_status): New method.
1761 (icf_status_): New variable.
1762 * (options.cc) (General_options::finalize): Set icf_status_.
1763 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1764 icf_test and icf_keep_unique_test to use the --icf enum flag.
1765 * testsuite/icf_safe_test.sh: New file.
1766 * testsuite/icf_safe_test.cc: New file.
1768 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1770 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1771 includes to gc.h and icf.h.
1772 * arm.cc: Include gc.h.
1773 * gold.cc: Likewise.
1774 * i386.cc: Likewise.
1775 * powerpc.cc: Likewise.
1776 * sparc.cc: Likewise.
1777 * x86_64.cc: Likewise.
1778 * gc.h: Include icf.h.
1780 2009-10-11 Ian Lance Taylor <iant@google.com>
1782 * plugin.cc: Include "gold.h" before other header files.
1784 2009-10-10 Chris Demetriou <cgd@google.com>
1786 * options.h (Input_file_argument::Input_file_type): New enum.
1787 (Input_file_argument::is_lib_): Replace with...
1788 (Input_file_argument::type_): New member.
1789 (Input_file_argument::Input_file_argument): Take Input_file_type
1790 'type' rather than boolean 'is_lib' as second argument.
1791 (Input_file_argument::is_lib): Use type_.
1792 (Input_file_argument::is_searched_file): New function.
1793 (Input_file_argument::may_need_search): Handle is_searched_file.
1794 * options.cc (General_options::parse_library): Support -l:filename.
1795 (General_options::parse_just_symbols): Update for Input_file_argument
1797 (Command_line::process): Likewise.
1798 * archive.cc (Archive::get_file_and_offset): Likewise.
1799 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1800 * script.cc (read_script_file, script_add_file): Likewise.
1801 * fileread.cc (Input_file::Input_file): Likewise.
1802 (Input_file::will_search_for): Handle is_searched_file.
1803 (Input_file::open): Likewise.
1804 * readsyms.cc (Read_symbols::get_name): Likewise.
1805 * testsuite/Makefile.am (searched_file_test): New test.
1806 * testsuite/Makefile.in: Regenerate.
1807 * testsuite/searched_file_test.cc: New file.
1808 * testsuite/searched_file_test_lib.cc: New file.
1810 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1811 Ian Lance Taylor <iant@google.com>
1813 * descriptor.cc: Include <cstdio> and "binary-io.h".
1814 (Descriptors::open): Open the files in binary mode always.
1815 * script.cc (Lex::get_token): Treat \r as whitespace.
1817 2009-10-09 Ian Lance Taylor <iant@google.com>
1819 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1821 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1822 Ian Lance Taylor <iant@google.com>
1824 * configure.ac: Check for readv function also.
1825 * fileread.cc (readv): Define if not HAVE_READV.
1826 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1828 * config.in: Regenerate.
1829 * configure: Regenerate.
1831 2009-10-09 Doug Kwan <dougkwan@google.com>
1833 * layout.cc (Layout::make_output_section): Call target hook to make
1834 ordinary output section.
1835 (Layout::finalize): Adjust parameter list of call the
1836 Target::may_relax().
1837 * layout.h (class Layout::section_list): New method.
1838 * merge.h (Output_merge_base::entsize): Change visibility to public.
1839 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1841 (Output_merge_string::do_is_string): New method.
1842 * object.cc (Sized_relobj::do_setup): renamed from
1843 Sized_relobj::set_up.
1844 * object.h (Sized_relobj::adjust_shndx,
1845 Sized_relobj::initializ_input_to_output_maps,
1846 Sized_relobj::free_input_to_output_maps): Change visibilities to
1848 (Sized_relobj::setup): Virtualize.
1849 (Sized_relobj::do_setup): New method declaration.
1850 (Sized_relobj::invalidate_section_offset,
1851 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1852 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1853 * options.cc (parse_int): New function.
1854 * options.h (parse_int): New declaration.
1855 (DEFINE_int): New macro.
1856 (stub_group_size): New option.
1857 * output.cc (Output_section::Output_section): Initialize memebers
1858 merge_section_map_, merge_section_by_properties_map_,
1859 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1860 (Output_section::add_input_section): Handled deferred code-fill
1861 generation and remove an old comment.
1862 (Output_section::add_relaxed_input_section): New method definition.
1863 (Output_section::add_merge_input_section): Use merge section by
1864 properties map to speed to search. Update merge section maps
1866 (Output_section::build_relaxation_map): New method definition.
1867 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1869 (Output_section::relax_input_section): Renamed to
1870 Output_section::convert_input_sections_to_relaxed_sections and change
1871 interface to take a vector of pointers to relaxed sections.
1872 (Output_section::find_merge_section,
1873 Output_section::find_relaxed_input_section): New method definitions.
1874 (Output_section::is_input_address_mapped,
1875 Output_section::output_offset, Output_section::output_address):
1876 Use output section data maps to speed up searching.
1877 (Output_section::find_starting_output_address): Add comments.
1878 (Output_section::do_write,
1879 Output_section::write_to_postprocessing_buffer): Do code-fill
1880 generation as appropriate.
1881 (Output_section::get_input_sections): Invalidate relaxed input section
1883 (Output_section::restore_states): Adjust type of checkpoint .
1884 Invalidate relaxed input section map.
1885 * output.h (Output_merge_base): New class declaration.
1886 (Input_section_specifier): New class defintion.
1887 (class Output_relaxed_input_section) Change base class to
1888 Output_section_data_build.
1889 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1890 base class initializer.
1891 (Output_section::add_relaxed_input_section): New method declaration.
1892 (Output_section::Input_section): Change visibility to protected.
1893 (Output_section::Input_section::relobj,
1894 Output_section::Input_section::shndx): Handle relaxed input sections.
1895 Output_section::input_sections) Change visibility to protected. Also
1896 define overload to return a non-const pointer.
1897 (Output_section::Merge_section_properties): New class defintion.
1898 (Output_section::Merge_section_by_properties_map,
1899 Output_section::Output_section_data_by_input_section_map,
1900 Output_section::Relaxation_map): New types.
1901 (Output_section::relax_input_section): Rename method to
1902 Output_section::convert_input_sections_to_relaxed_sections and change
1903 interface to take a vector of relaxed section pointers.
1904 (Output_section::find_merge_section,
1905 Output_section::find_relaxed_input_section,
1906 Output_section::build_relaxation_map,
1907 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1908 New method declarations.
1909 (Output_section::merge_section_map_
1910 Output_section::merge_section_by_properties_map_,
1911 Output_section::relaxed_input_section_map_,
1912 Output_section::is_relaxed_input_section_map_valid_,
1913 Output_section::generate_code_fills_at_write_): New data members.
1914 * script-sections.cc
1915 (Output_section_element_input::set_section_addresses): Call
1916 current_data_size and addralign methods of relaxed input sections.
1917 (Orphan_output_section::set_section_addresses): Call current_data_size
1918 and addralign methods of relaxed input sections.
1919 * symtab.cc (Symbol_table::compute_final_value): Extract template
1920 from the body of Symbol_table::sized_finalize_symbol.
1921 (Symbol_table::sized_finalized_symbol): Call
1922 Symbol_table::compute_final_value.
1923 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1924 (Symbol_table::compute_final_value): New templated method declaration.
1925 * target.cc (Target::do_make_output_section): New method defintion.
1926 * target.h (Target::make_output_section): New method declaration.
1927 (Target::relax): Add more parameters for input objects, symbol table
1928 and layout. Adjust call to do_relax.
1929 (Target::do_make_output_section): New method declaration.
1930 (Target::do_relax): Add parameters for input objects, symbol table
1933 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1935 * pread.c: Include stdio.h.
1937 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1939 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1942 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1944 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1945 Change read_shndx type to unsigned int.
1946 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1948 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1949 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1950 Change read_shndx type to unsigned int.
1951 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1953 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1954 * layout.cc (Layout::create_symtab_sections): Cast the result of
1955 local_symcount * symsize to off_t in the gold_assert.
1957 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1959 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1960 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1962 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1963 (Arm_relocate_functions::thm_abs5): New function.
1964 (Arm_relocate_functions::abs12): New function.
1965 (Arm_relocate_functions::abs16): New function.
1966 (Arm_relocate_functions::base_abs): New function.
1967 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1968 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1969 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1971 (Scan::global): Likewise.
1972 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1973 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1974 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1975 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1978 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1980 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1981 (Arm_relocate_functions::movt_prel): New function.
1982 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1983 (Arm_relocate_functions::thm_movt_prel): New function.
1984 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1985 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1986 (Scan::global, Relocate::relocate): Likewise.
1987 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1989 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1991 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1992 Incremental_checker.
1993 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1995 (class Incremental_inputs_header): New class.
1996 (Incremental_inputs_header_writer): Edit comment.
1997 (Incremental_inputs_entry): New class.
1998 (Incremental_inputs_entry_writer): Edit comment.
1999 (Sized_incremental_binary::do_find_incremental_inputs_section):
2000 Add *strtab_shndx parameter, fill it.
2001 (Sized_incremental_binary::do_check_inputs): New method.
2002 (Incremental_checker::can_incrementally_link_output_file): Use
2003 Sized_incremental_binary::check_inputs.
2004 (Incremental_inputs::report_command_line): Save command line in
2007 (Incremental_binary::find_incremental_inputs_section): New
2009 (Incremental_binary::do_find_incremental_inputs_section): Add
2010 strtab_shndx parameter.
2011 (Incremental_binary::do_check_inputs): New pure virtual method.
2012 (Sized_incremental_binary::do_check_inputs): Declare.
2013 (Incremental_checker::Incremental_checker): Add incremental_inputs
2014 parameter, use it to initialize incremental_inputs_.
2015 (Incremental_checker::incremental_inputs_): New field.
2016 (Incremental_checker::command_line): New method.
2017 (Incremental_checker::inputs): New method.
2018 (Incremental_checker::command_line_): New field.
2020 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
2022 * incremental.cc: Include <cstdarg> and "target-select.h".
2023 (vexplain_no_incremental): New function.
2024 (explain_no_incremental): New function.
2025 (Incremental_binary::error): New method.
2026 (Sized_incremental_binary::do_find_incremental_inputs_section): New
2028 (make_sized_incremental_binary): New function.
2029 (open_incremental_binary): New function.
2030 (can_incrementally_link_file): Add checks if output is ELF and has
2032 * incremental.h: Include "elfcpp_file.h" and "output.h".
2033 (Incremental_binary): New class.
2034 (Sized_incremental_binary): New class.
2035 (open_incremental_binary): Declare.
2036 * object.cc (is_elf_object): Use
2037 elfcpp::Elf_recognizer::is_elf_file.
2038 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
2039 * output.h (Output_file::filesize): New method.
2041 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2043 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
2045 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
2046 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
2048 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
2050 (Arm_relocate_functions::movw_abs_nc): New function.
2051 (Arm_relocate_functions::movt_abs): New function.
2052 (Arm_relocate_functions::thm_movw_abs_nc): New function.
2053 (Arm_relocate_functions::thm_movt_abs): New function.
2054 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
2055 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
2056 (Scan::global): Likewise.
2057 (Relocate::relocate): Likewise.
2058 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2060 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2062 * arm.cc (Arm_relocate_functions::got_prel) New function.
2063 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
2064 (Relocate::relocate): Likewise.
2065 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2067 2009-10-06 Ian Lance Taylor <iant@google.com>
2069 * options.h (class General_options): Define
2070 split_stack_adjust_size parameter.
2071 * object.h (class Object): Add uses_split_stack_ and
2072 has_no_split_stack_ fields. Add uses_split_stack and
2073 has_no_split_stack accessor functions. Declare
2074 handle_split_stack_section.
2075 (class Reloc_symbol_changes): Define.
2076 (class Sized_relobj): Define Function_offsets. Declare
2077 split_stack_adjust, split_stack_adjust_reltype, and
2079 * object.cc (Object::handle_split_stack_section): New function.
2080 (Sized_relobj::do_layout): Call handle_split_stack_section.
2081 * dynobj.cc (Sized_dynobj::do_layout): Call
2082 handle_split_stack_section.
2083 * reloc.cc (Sized_relobj::relocate_sections): Call
2084 split_stack_adjust for executable sections in split_stack
2085 objects. Pass reloc_map to relocate_section.
2086 (Sized_relobj::split_stack_adjust): New function.
2087 (Sized_relobj::split_stack_adjust_reltype): New function.
2088 (Sized_relobj::find_functions): New function.
2089 * target-reloc.h: Include "object.h".
2090 (relocate_section): Add reloc_symbol_changes parameter. Change
2092 * target.h (class Target): Add calls_non_split method. Declare
2093 do_calls_non_split virtual method. Declare match_view and
2095 * target.cc: Include "elfcpp.h".
2096 (Target::do_calls_non_split): New function.
2097 (Target::match_view): New function.
2098 (Target::set_view_to_nop): New function.
2099 * gold.cc (queue_middle_tasks): Give an error if mixing
2100 split-stack and non-split-stack objects with -r.
2101 * i386.cc (Target_i386::relocate_section): Add
2102 reloc_symbol_changes parameter.
2103 (Target_i386::do_calls_non_split): New function.
2104 * x86_64.cc (Target_x86_64::relocate_section): Add
2105 reloc_symbol_changes parameter.
2106 (Target_x86_64::do_calls_non_split): New function.
2107 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
2109 * powerpc.cc (Target_powerpc::relocate_section): Add
2110 reloc_symbol_changes parameter.
2111 * sparc.cc (Target_sparc::relocate_section): Add
2112 reloc_symbol_changes parameter.
2113 * configure.ac: Call AM_CONDITIONAL for the default target.
2114 * configure: Rebuild.
2115 * testsuite/Makefile.am (TEST_AS): New variable.
2116 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
2117 (check_DATA): Add split_i386 and split_x86_64 files.
2118 (SPLIT_DEFSYMS): Define.
2119 (split_i386_[1234n].o): New targets.
2120 (split_i386_[124]): New targets.
2121 (split_i386_[1234r].stdout): New targets.
2122 (split_x86_64_[1234n].o): New targets.
2123 (split_x86_64_[124]): New targets.
2124 (split_x86_64_[1234r].stdout): New targets.
2125 (MOSTLYCLEANFILES): Add new executables.
2126 * testsuite/split_i386.sh: New file.
2127 * testsuite/split_x86_64.sh: New file.
2128 * testsuite/split_i386_1.s: New file.
2129 * testsuite/split_i386_2.s: New file.
2130 * testsuite/split_i386_3.s: New file.
2131 * testsuite/split_i386_4.s: New file.
2132 * testsuite/split_i386_n.s: New file.
2133 * testsuite/split_x86_64_1.s: New file.
2134 * testsuite/split_x86_64_2.s: New file.
2135 * testsuite/split_x86_64_3.s: New file.
2136 * testsuite/split_x86_64_4.s: New file.
2137 * testsuite/split_x86_64_n.s: New file.
2138 * testsuite/testfile.cc (Target_test): Update relocation_section
2140 * testsuite/Makefile.in: Rebuild.
2142 2009-10-06 Ian Lance Taylor <iant@google.com>
2144 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2145 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2146 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2147 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2148 the address on ldo_addrs_.
2149 (Target_i386::Relocate::fix_up_ldo): New function.
2151 2009-10-06 Rafael Espindola <espindola@google.com>
2153 * plugin.cc (add_input_library): New.
2154 (Plugin::load): Add add_input_library to tv.
2155 (Plugin_manager::add_input_file): Add the is_lib argument.
2156 (add_input_file): Update call to Plugin_manager::add_input_file.
2157 (add_input_library): New.
2158 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2160 2009-09-30 Doug Kwan <dougkwan@google.com>
2162 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2163 symbol and call Symbol::may_need_copy_reloc to determine if
2164 a copy reloc is needed.
2165 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2166 nocopyreloc is given in command line.
2167 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2168 given in command line.
2169 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2170 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2171 of the removed Target_i386::may_need_copy_reloc.
2172 * options.h (copyreloc): New option with default value false.
2173 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2174 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2175 instead of the removed Target_powerpc::may_need_copy_reloc.
2176 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2177 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2178 instead of the removed Target_sparc::may_need_copy_reloc.
2179 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2180 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2181 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2182 instead of the removed Target_x86_64::may_need_copy_reloc.
2184 2009-09-30 Ian Lance Taylor <iant@google.com>
2186 * object.h (class Object): Remove target_ field, and target,
2187 sized_target, and set_target methods.
2188 (Object::sized_target): Remove.
2189 (class Sized_relobj): Update declarations. Remove sized_target.
2190 * object.cc (Sized_relobj::setup): Remove target parameter.
2192 (Input_objects::add_object): Don't do anything with the target.
2193 (make_elf_sized_object): Add punconfigured parameter. Change all
2194 callers. Set or test parameter target.
2195 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2197 * parameters.cc (Parameters::set_target): Change parameter type to
2199 (Parameters::default_target): Remove.
2200 (set_parameters_target): Change parameter type to be non-const.
2201 (parameters_force_valid_target): New function.
2202 (parameters_clear_target): New function.
2203 * parameters.h (class Parameters): Update declarations. Remove
2204 default_target method. Add sized_target and clear_target
2205 methods. Change target_ to be non-const.
2206 (set_parameters_target): Update declaration.
2207 (parameters_force_valid_target): Declare.
2208 (parameters_clear_target): Declare.
2209 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2210 as NULL if we aren't searching.
2211 (Add_symbols::run): Don't check for compatible target.
2212 * fileread.cc (Input_file::open_binary): Call
2213 parameters_force_valid_target.
2214 * gold.cc (queue_middle_tasks): Likewise.
2215 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2216 set_target on object.
2217 * dynobj.h (class Sized_dynobj): Update declarations.
2218 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2219 make_elf_object returns NULL.
2220 (Archive::include_member): Don't check whether object target is
2222 * output.cc (Output_section::add_input_section): Get target from
2224 (Output_section::relax_input_section): Likewise.
2225 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2227 (Sized_relobj::do_scan_relocs): Likewise.
2228 (Sized_relobj::relocate_sections): Likewise.
2229 * resolve.cc (Symbol_table::resolve): Likewise.
2230 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2231 parameter. Change all callers.
2232 (Symbol_table::add_from_object): Get target from parameters.
2233 (Symbol_table::add_from_relobj): Don't check object target.
2234 (Symbol_table::add_from_dynobj): Likewise.
2235 (Symbol_table::define_special_symbol): Get target from
2237 * symtab.h (class Symbol_table): Update declaration.
2238 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2239 parameter. Change all callers. Clear parameter target.
2240 (Binary_test): Test target here.
2241 * testsuite/object_unittest.cc (gold_testsuite): Remove
2242 target_test_pointer parameter. Change all callers.
2243 (Object_test): Test target here.
2245 2009-09-26 Ian Lance Taylor <iant@google.com>
2247 * testsuite/initpri1.c: Don't try to use constructor priorities if
2248 compiling with gcc before 4.3.
2250 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2252 * testsuite/retain_symbols_file_test.sh (check_present): Change
2253 output file name to retain_symbols_file_test.stdout.
2254 (check_absent): Likewise.
2256 2009-09-18 Craig Silverstein <csilvers@google.com>
2258 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2259 * options.cc: Include <cerrno> and <fstream>.
2260 (General_options::finalize): Parse -retain-symbols-file tag.
2261 * options.h: New flag.
2262 (General_options): New method should_retain_symbol, new
2263 variable symbols_to_retain.
2264 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2265 should_retain_symbol map.
2266 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2267 * testsuite/Makefile.in: Regenerate.
2268 * testsuite/retain_symbols_file_test.sh: New file.
2270 2009-09-18 Nick Clifton <nickc@redhat.com>
2272 * po/es.po: Updated Spanish translation.
2274 2009-09-17 Doug Kwan <dougkwan@google.com>
2276 * debug.h (DEBUG_RELAXATION): New constant.
2277 (DEBUG_ALL): Add DEBUG_RELAXATION.
2278 (debug_string_to_enum): Add relaxation debug option.
2280 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2281 Layout::Relaxation_debug_check::read_sections,
2282 Layout::Relaxation_debug_check::read_sections): New method definitions.
2283 (Layout::Layout): Initialize data members
2284 record_output_section_data_from_scrips_,
2285 script_output_section_data_list_ and relaxation_debug_check_.
2286 (Layout::save_segments, Layout::restore_segments,
2287 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2288 Layout::relaxation_loop_body): New method definitions.
2289 (Layout::finalize): Support relaxation. Move section layout code to
2290 Layout::relaxation_loop_body.
2291 (Layout::set_asection_address_from_script): Move code for orphan
2292 section placement out.
2293 (Layout::place_orphan_sections_in_script): New method definition.
2294 * layout.h (Output_segment_headers, Output_file_header):
2295 New forward class declarations.
2296 (Layout::~Layout): Define.
2297 (Layout::new_output_section_data_from_script): New method definition.
2298 (Layout::place_orphan_sections_in_script): New method declaration.
2299 (Layout::Segment_states): New type declaration.
2300 (Layout::save_segments, Layout::restore_segments,
2301 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2302 Layout::relaxation_loop_body): New method declarations.
2303 (Layout::Output_section_data_list): New type declaration.
2304 (Layout::Relaxation_debug_check): New class definition.
2305 (Layout::record_output_section_data_from_script_,
2306 Layout::script_output_section_data_list_, Layout::segment_states_,
2307 Layout::relaxation_debug_check_): New data members.
2308 * output.cc: (Output_section_headers::do_size): New method definition.
2309 (Output_section_headers::Output_section_headers): Move size
2310 computation to Output_section_headers::do_size.
2311 (Output_segment_headers::do_size): New method definition.
2312 (Output_file_header::Output_file_header): Move size computation to
2313 Output_file_header::do_size and call it.
2314 (Output_file_header::do_size): New method definition.
2315 (Output_data_group::Output_data_group): Adjust call to
2316 Output_section_data.
2317 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2318 (Output_symtab_xindex::do_write): Add array bound check.
2319 (Output_section::Input_section::print_to_mapfile): Handle
2320 RELAXED_INPUT_SECTION_CODE.
2321 (Output_section::Output_section): Initialize data member checkpoint_.
2322 (Output_section::~Output_section): Delete checkpoint object pointed
2324 (Output_section::add_input_section): Always add an Input_section if
2326 (Output_section::add_merge_input_section): Add assert.
2327 (Output_section::relax_input_section): New method definition.
2328 (Output_section::set_final_data_size): Set load address to zero for
2329 an unallocated section.
2330 (Output_section::do_address_and_file_offset_have_reset_values):
2331 New method definition.
2332 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2333 Handle relaxed input section.
2334 (Output_section::sort_attached_input_sections): Checkpoint input
2335 section list lazily.
2336 (Output_section::get_input_sections): Change type of input_sections to
2337 list of Simple_input_section pointers. Checkpoint input section list
2338 lazily. Also handle relaxed input sections.
2339 (Output_section::add_input_section_for_script): Take a reference to
2340 a Simple_input_section object instead of Relobj pointer and section
2341 index as parameter. Handle relaxed input sections.
2342 (Output_section::save_states, Output_section::restore_states): New
2344 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2345 (Output_data::is_data_size_fixed): New method definition.
2346 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2348 (Output_data::address_and_file_offset_have_reset_values): New method
2350 (Output_data::do_address_and_file_offset_have_reset_values): New method
2352 (Output_data::set_data_size): Check that data size is not fixed.
2353 (Output_data::fix_data_size): New method definition.
2354 (Output_data::is_data_size_fixed_): New data member.
2355 (Output_section_headers::set_final_data_size): New method definition.
2356 (Output_section_headers::do_size): New method declaration.
2357 (Output_segment_headers::set_final_data_size): New method definition.
2358 (Output_segment_headers::do_size): New method declaration.
2359 (Output_file_header::set_final_data_size)::New method definition.
2360 (Output_file_header::do_size)::New method declaration.
2361 (Output_section_data::Output_section_data): Add new parameter
2362 is_data_size_fixed and use it to fix data size.
2363 (Output_data_const::Output_data_const): Adjust call to base class
2364 constructor and fix data size.
2365 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2366 base class constructor and fix data size.
2367 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2368 base class constructor and fix data size.
2369 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2370 class constructor and fix data size.
2371 (Output_data_group::set_final_data_size): New method definition.
2372 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2373 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2374 class constructor and fix data size.
2375 (Output_relaxed_input_section): New class definition.
2376 (Output_section::Simple_input_section): New class definition.
2377 (Output_section::get_input_sections): Adjust parameter list.
2378 (Output_section::add_input_section_for_script): Same.
2379 (Output_section::save_states, Output_section::restore_states,
2380 Output_section::do_address_and_file_offset_have_reset_values,
2381 (Output_section::Input_section::Input_section): Handle
2382 RELAXED_INPUT_SECTION_CODE. Add new overload for
2383 Output_relaxed_input_section.
2384 (Output_section::Input_section::is_input_section,
2385 Output_section::Input_section::set_output_section): Handle relaxed
2387 (Output_section::Input_section::is_relaxed_input_section,
2388 Output_section::Input_section::output_section_data,
2389 Output_section::Input_section::relaxed_input_section): New method
2391 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2393 (Output_section::Input_section::u1_): Update comments.
2394 (Output_section::Input_section::u2_): Add new union member poris.
2395 (Output_section::Checkpoint_output_section): New classs definition.
2396 (Output_section::relax_input_section): New method declaration.
2397 (Output_section::checkpoint_): New data member.
2398 (Output_segment): Update comments.
2399 (Output_segment::Output_segment): Un-privatize copy constructor.
2400 (Output_segment::operator=): Un-privatize.
2401 * script-sections.cc (Output_section_element::Input_section_list):
2402 Change element type to Output_section::Simple_input_section.
2403 (Output_section_element_dot_assignment::set_section_addresses):
2404 Register output section data for relaxation clean up.
2405 (Output_data_exression::Output_data_expression): Adjust call to base
2406 constructor to fix data size.
2407 (Output_section_element_data::set_section_addresses): Register
2408 Output_data_expression object for relaxation clean up.
2409 (struct Input_section_info): Replace Relobj pointer and section index
2410 pair with Output_section::Simple_input_section and Convert struct to a
2412 (Input_section_sorter::operator()): Adjust access to
2413 Input_section_info data member to use accessors.
2414 (Output_section_element_input::set_section_addresses): Use layout
2415 parameter. Adjust code to use Output_section::Simple_input_section
2416 and Input_secction_info classes. Register filler for relaxation
2418 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2419 and section index pair with Output_section::Simple_input_section
2420 class. Adjust code accordingly.
2421 (Phdrs_element::release_segment): New method definition.
2422 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2424 (Script_sections::release_segments): New method definition.
2425 * gold/script-sections.h (Script_sections::release_segments): New
2427 * gold/target.h (Target::may_relax, Target::relax,
2428 Target::do_may_relax, Target::do_relax): New method definitions.
2430 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2432 * arm.cc (has_signed_unsigned_overflow): New function.
2433 (Arm_relocate_functions::abs8): New function.
2434 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2435 (Target_arm::Scan::global): Likewise.
2436 (Target_arm::relocate::relocate): Likewise.
2437 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2440 2009-09-16 Cary Coutant <ccoutant@google.com>
2442 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2443 * testsuite/Makefile.in: Regenerate.
2445 2009-09-11 Nick Clifton <nickc@redhat.com>
2447 * po/gold.pot: Updated by the Translation project.
2449 2009-09-08 Cary Coutant <ccoutant@google.com>
2451 * output.cc (Output_file::open): Add execute permission to empty file.
2452 * testsuite/Makefile.am (permission_test): New test.
2453 * testsuite/Makefile.in: Regenerate.
2455 2009-09-02 Ian Lance Taylor <iant@google.com>
2457 * output.cc (Output_file::resize): Call map_no_anonymous rather
2460 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2462 * gold.cc: Include "incremental.h".
2463 (queue_initial_tasks): Call Incremental_checker methods.
2464 * incremental.cc: Include "output.h".
2465 (Incremental_checker::can_incrementally_link_output_file): New
2467 * incremental.h (Incremental_checker): New class.
2469 * output.cc (Output_file::open_for_modification): New method.
2470 (Output_file::map_anonymous): Changed return type to bool. Record
2472 (Output_file::map_no_anonymous): New method, broken out of map.
2473 (Output_file::map): Use map_no_anonymous and map_anonymous.
2474 * output.h (class Output_file): Update declarations.
2476 2009-08-24 Cary Coutant <ccoutant@google.com>
2478 * options.h (Command_line::Pre_options): New class.
2479 (Command_line::pre_options): New member.
2480 * options.cc (gold::options::ready_to_register): New variable.
2481 (One_option::register_option): Do nothing if not registering options.
2482 Assert if same short option registered twice.
2483 (General_options::General_options): Turn off option registration when
2485 (Command_line::Pre_options::Pre_options): New constructor.
2487 2009-08-24 Cary Coutant <ccoutant@google.com>
2489 * options.h (General_options::no_keep_memory): Remove incorrect
2492 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2494 * Makefile.am (am__skiplex, am__skipyacc): New.
2495 * Makefile.in: Regenerate.
2497 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2499 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2500 (INCLUDES): ... this.
2501 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2502 (AM_CPPFLAGS): Renamed from ...
2503 (INCLUDE): ... this.
2504 * Makefile.in, testsuite/Makefile.in: Regenerate.
2506 * Makefile.in: Regenerate.
2507 * aclocal.m4: Likewise.
2508 * config.in: Likewise.
2509 * configure: Likewise.
2510 * testsuite/Makefile.in: Likewise.
2512 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2513 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2514 * Makefile.in: Regenerate.
2515 * testsuite/Makefile.in: Regenerate.
2517 2009-08-19 Cary Coutant <ccoutant@google.com>
2519 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2520 symbols in shared libraries overridden by hidden or internal symbols
2521 in the main program.
2523 2009-08-19 Chris Demetriou <cgd@google.com>
2525 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2526 checking source file names in error messages.
2528 2009-08-18 Doug Kwan <dougkwan@google.com>
2530 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2531 an elcpp::Ehdr as parameter. Adjust call to set_target.
2532 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2533 an elfcpp::Ehdr as parameter.
2534 * object.cc (Object::set_target): Remove the version that looks up
2535 a target and sets it.
2536 (Sized_relobj::setup): Take a Target object instead of
2537 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2538 (make_elf_sized_object): Find target and ask target to
2540 * object.h: (Object::set_target): Remove the version that looks up
2541 a target and sets it.
2542 (Sized_relobj::setup): Take a Target object instead of
2543 an elfcpp:Ehdr as parameter.
2544 * target.cc: Include dynobj.h.
2545 (Target::do_make_elf_object_implementation): New.
2546 (Target::do_make_elf_object): New.
2547 * target.h (Target::make_elf_object): New template declaration.
2548 (Target::do_make_elf_object): New method declarations.
2549 (Target::do_make_elf_object_implementation): New template declaration.
2551 2009-08-14 Ian Lance Taylor <iant@google.com>
2553 * gold.h (FUNCTION_NAME): Define.
2554 (gold_unreachable): Use FUNCTION_NAME.
2556 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2558 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2559 symbol in the --keep-unique list is not found.
2561 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2563 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2564 been maked as --keep-unique.
2565 (Icf::unfold_section): New function.
2566 * icf.h (Icf::unfold_section): New function.
2567 * options.h (General_options::keep_unique): New option.
2568 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2569 * testsuite/Makefile.in: Regenerate.
2570 * testsuite/icf_keep_unique_test.sh: New file.
2571 * testsuite/icf_keep_unique_test.cc: New file.
2573 2009-08-12 Cary Coutant <ccoutant@google.com>
2576 * resolve.cc (Symbol_table::resolve): Check for references from
2577 dynamic objects to hidden and internal symbols.
2578 * testsuite/Makefile.am (hidden_test.sh): New test.
2579 * testsuite/Makefile.in: Regenerate.
2580 * testsuite/hidden_test.sh: New script.
2581 * testsuite/hidden_test_1.c: New test source.
2582 * testsuite/hidden_test_main.c: New test source.
2584 2009-08-11 Doug Kwan <dougkwan@google.com>
2586 * arm.cc: Update comments.
2587 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2588 segment to locate the .ARM.exidx section if present.
2590 2009-08-09 Doug Kwan <dougkwan@google.com>
2592 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2595 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2596 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2599 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2601 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2602 valid tls_segment only for non-debug-section relocations.
2603 * testsuite/Makefile.am: Add gc_tls_test.
2604 * testsuite/Makefile.in: Regenerate.
2605 * testsuite/gc_tls_test.cc: New file.
2606 * testsuite/gc_tls_test.sh: New file.
2608 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2612 * Makefile.am (CCFILES): Add icf.cc.
2614 * Makefile.in: Regenerate.
2615 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2616 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2617 section, symbol and addend information for the relocs.
2618 * gold.cc (queue_middle_tasks): Call identical code folding.
2619 * gold.h: Add defines for multimap.
2620 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2621 to the call of finalize_local_symbols.
2622 * main.cc (main): Create object of class Icf.
2623 * object.cc (Sized_relobj::do_layout): Allow this function to be
2624 called twice during icf.
2625 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2626 to sections marked as identical by icf.
2627 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2629 (Sized_relobj::do_section_entsize): New function.
2630 * object.h (Object::section_entsize): New function.
2631 (Object::do_section_entsize): New pure virtual function.
2632 (Relobj::finalize_local_symbols): Add new parameter.
2633 (Relobj::do_section_entsize): New function.
2634 * options.h (General_options::icf): New option.
2635 (General_options::icf_iterations): New option.
2636 (General_options::print_icf_sections): New option.
2637 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2638 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2639 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2641 * symtab.cc (Symbol_table::is_section_folded): New function.
2642 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2643 to sections marked as identical by icf.
2644 * symtab.h (Symbol_table::set_icf): New function.
2645 (Symbol_table::icf): New function.
2646 (Symbol_table::is_section_folded): New function.
2647 (Symbol_table::icf_): New data member.
2648 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2649 * testsuite/Makefile.am: Add commands to build icf_test.
2650 * testsuite/Makefile.in: Regenerate.
2651 * testsuite/icf_test.sh: New file.
2652 * testsuite/icf_test.cc: New file.
2654 2009-07-24 Chris Demetriou <cgd@google.com>
2656 * layout.cc (is_compressible_debug_section): Fix incorrect
2657 comment about compressed section names.
2659 2009-07-20 Ian Lance Taylor <ian@airs.com>
2662 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2664 2009-07-16 Ian Lance Taylor <iant@google.com>
2667 * layout.h: #include <map>.
2668 (class Kept_section): Change from struct to class. Add accessors
2669 and setters. Add section size to Comdat_group mapping. Change
2670 Comdat_group to std::map. Add is_comdat_ field. Add
2671 linkonce_size field in union.
2672 (class Layout): Update declaration of find_or_add_kept_section.
2673 Don't declare find_kept_object.
2674 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2675 parameter. Add object, shndx, is_comdat, and is_group_name
2676 parameters. Change all callers. Adjust for new Kept_section.
2677 (Layout::find_kept_object): Remove.
2678 * object.cc (Sized_relobj::include_section_group): Update use of
2679 Kept_section. Rename secnum to shndx. Only record
2680 Kept_comdat_section if sections are the same size.
2681 (Sized_relobj::include_linkonce_section): Update use of
2682 Kept_section. Only record Kept_comdat_section if sections are the
2683 same size. Set size of linkonce section.
2684 (Sized_relobj::map_to_kept_section): Update call to
2685 get_kept_comdat_section.
2686 * object.h (class Sized_relobj): Rename fields in
2687 Kept_comdat_section to drop trailing underscores; change object
2688 field to Relobj*. Change Kept_comdat_section_table to store
2689 struct rather than pointer.
2690 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2691 Add kept_object and kept_shndx parameters. Change all callers.
2692 (Sized_relobj::get_kept_comdat_section): Change return type to
2693 bool. Add kept_object and kept_shndx parameters. Change all
2695 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2696 Layout::find_or_add_kept_section.
2698 2009-07-09 Ian Lance Taylor <iant@google.com>
2700 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2701 Reserve space in the hash table.
2703 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2705 * fileread.cc (File_read::get_mtime): New method.
2706 * fileread.h (Timespec): New structure.
2707 (File_read::get_mtime): New method.
2708 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2709 Renamed from timestamp_nsec.
2710 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2712 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2714 (Incremental_inputs::report_archive): Save mtime; style fix.
2715 (Incremental_inputs::report_obejct): Save mtime; style fix.
2716 (Incremental_inputs::report_script): Save mtime; style fix.
2717 (Incremental_inputs::finalize_inputs): Style fix.
2718 (Incremental_inputs::finalize): Style fix.
2719 (Incremental_inputs::create_input_section_data): Store inputs
2721 * incremental.h (Incremental_inputs::report_script): Add mtime
2723 (Incremental_inputs::Input_info::Input_info): Intialize only one
2725 (Incremental_inputs::Input_info::archive): Move to nameless
2727 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2728 (Incremental_inputs::Input_info::script): Move to nameless union.
2729 (Incremental_inputs::mtime): New field.
2730 * script.cc (read_input_script): Pass file mtime to
2732 * script.h (Script_info::inputs): Style fix.
2734 2009-07-01 Ian Lance Taylor <ian@airs.com>
2736 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2739 2009-06-24 Ian Lance Taylor <iant@google.com>
2742 * layout.cc (Layout::choose_output_section): If we find an
2743 existing section, update the flags.
2744 (Layout::create_notes): New function, broken out of
2746 (Layout::finalize): Don't create note sections.
2747 (Layout::create_note): Don't crash if linker script discards
2749 (Layout::create_gold_note): Likewise.
2750 (Layout::create_build_id): Likewise. Don't set
2751 after_input_sections on the section.
2752 (Layout::create_executable_stack_info): Remove target parameter.
2754 * layout.h (class Layout): Declare create_notes. Update
2755 declaration of create_executable_stack_info.
2756 * gold.cc (queue_middle_tasks): Call create_notes.
2757 * output.cc (Output_section::update_flags_for_input_section): Move
2758 here from output.h. If SHF_ALLOC flag is newly set, mark address
2760 * output.h (Output_data::mark_address_invalid): New function.
2761 (class Output_section): Only declare, not define,
2762 update_flags_for_input_section. Remove set_flags.
2764 2009-06-24 Ian Lance Taylor <iant@google.com>
2766 * script-sections.cc (Output_section_definition::
2767 set_section_addresses): Rename shadowing local load_address to
2770 2009-06-24 Ian Lance Taylor <iant@google.com>
2773 * reloc.cc (relocate_sections): Skip empty relocation sections.
2775 2009-06-23 Ian Lance Taylor <iant@google.com>
2778 * layout.cc (Layout::create_note): Use choose_output_section
2779 rather than make_output_section.
2781 2009-06-23 Ian Lance Taylor <iant@google.com>
2784 * options.cc (General_options::parse_V): Set printed_version_.
2785 (General_options::General_options): Initialize printed_version_.
2786 * options.h (class General_options): Add printed_version_ field.
2787 * gold.cc (queue_initial_tasks): If there are no input files,
2788 don't give a fatal error if we printed the version information.
2789 (queue_middle_tasks): If using -r with a shared object, give a
2790 fatal error rather than an ordinary error.
2792 2009-06-23 Ian Lance Taylor <iant@google.com>
2795 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2796 (Layout::make_output_section): Set have_stabstr_section_ if we see
2797 a .stab*str section.
2798 (Layout::finalize): Call link_stabs_sections.
2799 (Layout::link_stabs_sections): New file.
2800 * layout.h (class Layout): Add have_stabstr_section_ field.
2801 Declare link_stabs_sections.
2803 2009-06-23 Doug Kwan <dougkwan@google.com>
2805 * Makefile.am (libgold_a_LIBADD): New.
2806 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2807 * Makefile.in: Regenerate.
2808 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2809 * configure: Regenerate.
2810 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2811 * fileread.cc: Include sys/state.h
2812 * gold.h: Declare memmem and strndup if found missing.
2813 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2815 2009-06-23 Ian Lance Taylor <iant@google.com>
2817 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2818 * configure: Rebuild.
2820 2009-06-23 Ian Lance Taylor <iant@google.com>
2823 * object.cc (Object::section_contents): Don't try to get a view if
2824 the section has length zero.
2825 (Object::handle_gnu_warning_section): If the section is empty, use
2826 the name of the section as the warning.
2828 2009-06-23 Ian Lance Taylor <iant@google.com>
2831 * stringpool.h (class Stringpool_template): Add optimize_ field.
2832 (Stringpool_template::set_optimize): New function.
2833 * stringpool.cc (Stringpool_template::Stringpool_template):
2834 Initialize optimize_ field.
2835 (Stringpool_template::set_string_offsets): Test local optimize
2836 fild rather than parameter.
2837 * layout.cc (Layout::Layout): Call set_optimize on the section
2840 2009-06-22 Ian Lance Taylor <iant@google.com>
2843 * yyscript.y: Parse TARGET.
2844 * script.cc (script_set_target): New function.
2845 * script-c.h (script_set_target): Declare.
2846 * options.cc (General_options::string_to_object_format): Rename
2847 from string_to_object_format in anonymous namespace. Change
2849 * options.h (class General_options): Declare
2850 string_to_object_format.
2852 2009-06-22 Ian Lance Taylor <iant@google.com>
2854 * script-sections.cc (Script_sections::create_segments): Don't put
2855 program headers in a PT_LOAD segment if -n or -N.
2857 2009-06-22 Ian Lance Taylor <iant@google.com>
2860 * options.h (class General_options): Add -z lazy and -z now. Sort
2861 -z options into alphabetical order.
2862 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2864 2009-06-21 Ian Lance Taylor <iant@google.com>
2866 * layout.cc (Layout::make_output_section): Call
2867 Target::new_output_section.
2868 (Layout::attach_allocated_section_to_segment): Put large section
2869 sections in a separate load segment with the large segment flag
2871 (Layout::segment_precedes): Sort large data segments after other
2873 (align_file_offset): New static function.
2874 (Layout::set_segment_offsets): Use align_file_offset.
2875 * output.h (class Output_section): Add is_small_section_ and
2876 is_large_section_ fields.
2877 (Output_section::is_small_section): New function.
2878 (Output_section::set_is_small_section): New function.
2879 (Output_section::is_large_section): New function.
2880 (Output_section::set_is_large_section): New function.
2881 (Output_section::is_large_data_section): New function.
2882 (class Output_segment): Add is_large_data_segment_ field.
2883 (Output_segment::is_large_data_segment): New function.
2884 (Output_segment::set_is_large_data_segment): New function.
2885 * output.cc (Output_section::Output_section): Initialize new
2887 (Output_segment::Output_segment): Likewise.
2888 (Output_segment::add_output_section): Add assertion that large
2889 data sections always go in large data segments. Force small data
2890 sections to the end of the list of data sections. Force small BSS
2891 sections to the start of the list of BSS sections. For large BSS
2892 sections to the end of the list of BSS sections.
2893 * symtab.h (class Symbol): Declare is_common_shndx.
2894 (Symbol::is_defined): Check Symbol::is_common_shndx.
2895 (Symbol::is_common): Likewise.
2896 (class Symbol_table): Define enum Commons_section_type. Update
2897 declarations. Add small_commons_ and large_commons_ fields.
2898 * symtab.cc (Symbol::is_common_shndx): New function.
2899 (Symbol_table::Symbol_table): Initialize new fields.
2900 (Symbol_table::add_from_object): Put small and large common
2901 symbols in the right list.
2902 (Symbol_table::sized_finalized_symbol): Check
2903 Symbol::is_common_shndx.
2904 (Symbol_table::sized_write_globals): Likewise.
2905 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2906 common symbol lists. Don't call do_allocate_commons_list if the
2908 (Symbol_table::do_allocate_commons_list): Remove is_tls
2909 parameter. Add comons_section_type parameter. Change all
2910 callers. Handle small and large common symbols.
2911 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2912 Symbol::is_common_shndx.
2913 * resolve.cc (symbol_to_bits): Likewise.
2914 * target.h (Target::small_common_shndx): New function.
2915 (Target::small_common_section_flags): New function.
2916 (Target::large_common_shndx): New function.
2917 (Target::large_common_section_flags): New function.
2918 (Target::new_output_section): New function.
2919 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2920 small_common_section_flags, and large_common_section_flags
2922 (Target::do_new_output_section): New virtual function.
2923 * arm.cc (Target_arm::arm_info): Initialize new fields.
2924 * i386.cc (Target_i386::i386_info): Likewise.
2925 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2927 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2928 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2929 (Target_x86_64::do_new_output_section): New function.
2930 * configure.ac: Define conditional MCMODEL_MEDIUM.
2931 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2932 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2933 (large_LDFLAGS): Define.
2934 * testsuite/large.c: New file.
2935 * testsuite/testfile.cc (Target_test::test_target_info):
2936 Initialize new fields.
2937 * configure, testsuite/Makefile.in: Rebuild.
2939 2009-06-05 Doug Kwan <dougkwan@google.com>
2941 * Makefile.am (CCFILES): Add target.cc.
2942 * Makefile.in: Regenerate.
2943 * i386.cc (class Target_i386): Define new virtual method to
2944 override do_is_local_label_name in parent.
2945 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2946 local symbols if --discard-locals or -X is given.
2947 * options.h (class General_options): Declare new options
2948 '--discard-locals' and '-X' for discarding locals.
2949 * target.h (class Target): Define new methods is_local_label_name.
2950 Declare new virtual method do_is_local_label_name.
2951 * target.cc: New file.
2952 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2953 (check_SCRIPTS): Add discard_locals_test.sh.
2954 (check_DATA): Add discard_local_tests.syms.
2955 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2956 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2957 * testsuite/Makefile.in: Regenerate.
2958 * testsuite/discard_locals_test.c: New file.
2959 * testsuite/discard_locals_test.sh: Same.
2961 2009-06-05 Doug Kwan <dougkwan@google.com>
2963 * object.cc (Sized_relobj::Sized_relobj): Initialize
2964 discarded_eh_frame_shndx_ to -1U.
2965 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2967 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2968 a discarded .eh_frame section.
2969 (Sized_relobj::do_finalize_local_symbols): Ditto.
2970 * object.h (class Sized_relobj): Declare new member
2971 discarded_eh_frame_shndx_.
2972 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2973 (local_labels_test.o, local_labels_test): New rules.
2974 * testsuite/Makefile.in: Regenerate.
2976 2009-06-04 Doug Kwan <dougkwan@google.com>
2978 * layout.cc (Layout::section_name_mapping): Add mapping for
2979 special ARM sections.
2981 2009-06-03 Doug Kwan <dougkwan@google.com>
2983 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2984 (utils::has_overflow): Same.
2986 2009-06-03 Ian Lance Taylor <iant@google.com>
2988 * layout.cc (Layout::section_name_mapping): New array, replacing
2989 Layout::linkonce_mapping.
2990 (Layout::section_name_mapping_count): New variable, replacing
2991 Layout::linkonce_mapping_count.
2992 (Layout::linkonce_output_name): Remove.
2993 (Layout::output_section_name): Rewrite.
2994 * layout.h (class Layout): Rename Linkonce_mapping to
2995 Section_name_mapping, linkonce_mapping to section_name_mapping,
2996 linkonce_mapping_count to section_name_mapping_count. Don't
2997 declare linkonce_output_name.
2999 2009-06-03 Doug Kwan <dougkwan@google.com>
3001 * gold/arm.cc (namespace utils): New.
3002 (Target_arm::reloc_is_non_pic): Define new method.
3003 (class Arm_relocate_functions): New.
3004 (Target_arm::Relocate::relocate): Handle relocation types used by
3007 2009-06-03 Ian Lance Taylor <iant@google.com>
3009 * arm.cc (Target_arm::scan::global): Use || instead of |.
3011 2009-06-02 Doug Kwan <dougkwan@google.com>
3013 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
3014 issued_non_pic_error_.
3015 (class Target_arm::Scan): Declare new method check_non_pic.
3016 Define new method symbol_needs_plt_entry.
3017 Declare new data member issued_non_pic_error_.
3018 (class Target_arm::Relocate): Declare new method
3019 should_apply_static_reloc.
3020 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
3021 (Target_arm::Scan::check_non_pic): Define new method.
3022 (Target_arm::Scan::local): Handle a small subset of reloc types used
3024 (Target_arm::Scan::local): Same.
3025 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
3027 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3029 * incremental.cc (Incremental_inputs::report_command_line): Filter
3030 out --incremental-* options.
3032 2009-05-29 Doug Kwan <dougkwan@google.com>
3034 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
3036 (class Target_arm): Update comment.
3037 (Target_arm::Target_arm): Initialize new data members GOT_,
3038 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
3039 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
3040 and Target_arm::rel_dyn_section.
3041 Declare new_enum Target_arm::Got_type.
3042 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
3044 Update commments for member do_dynsym_value.
3045 (Target_arm::got_size, Target_arm::plt_section,
3046 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
3047 new methods inside class defintion.
3048 (Target_arm::got_section): Define new method.
3049 (Target_arm::rel_dyn_section): Same.
3050 (Output_data_plt_arm): New template class.
3051 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
3052 (Output_data_plt_arm:do_adjust_output_section): Define new method.
3053 (Output_data_plt_arm::add_entry): Same.
3054 (Output_data_plt_arm::first_plt_entry): Define new
3055 static data member for PLT instruction template.
3056 (Output_data_plt_arm::plt_entry): Same.
3057 (Output_data_plt_arm::do_write): Define new method.
3058 (Target_arm::make_plt_entry): Same.
3059 (Target_arm::do_finalize_sections): Same.
3060 (Target_arm::do_dynsym_value): Same.
3062 2009-05-28 Doug Kwan <dougkwan@google.com>
3064 * Makefile.am (TARGETSOURCES): Add arm.cc.
3065 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
3066 * Makefile.in: Regenerate.
3068 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
3070 2009-05-26 Doug Kwan <dougkwan@google.com>
3072 * options.cc (General_options::parse_exclude_libs). Fix a comment.
3073 (General_options::check_excluded_libs): Strip off directories in
3074 archive name before matching like GNU ld does.
3075 * testsuite/Makefile.am (MOSTLYCLEANFILES,
3076 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
3077 (exclude_libs_test_LDFLAGS): Add linker option
3078 -Wl,--exclude-libs,libexclude_libs_test_3
3079 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
3080 an explicit archive without using -l.
3081 (alt/libexclude_libs_test_3.a): New make rule.
3082 * testsuite/Makefile.in: Regenerate.
3083 * testsuite/exclude_libs_test.c : Declare lib3_default().
3085 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
3086 * exclude_libs_test_3.c: New file.
3088 2009-05-26 Nick Clifton <nickc@redhat.com>
3090 * po/id.po: New Indonesian translation.
3091 * po/gold.pot: Updated template file.
3093 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3095 * testsuite/Makefile.am: Add -ffunction-sections to compile
3096 gc_comdat_test files. Add -Wl,--gc-sections to build
3098 * testsuite/Makefile.in: Regenerate.
3099 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
3101 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3103 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
3104 kept comdat section was garbage collected.
3105 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
3106 * testsuite/Makefile.in: Regenerate.
3107 * testsuite/gc_comdat_test.sh: New file.
3108 * testsuite/gc_comdat_test_1.cc: New file.
3109 * testsuite/gc_comdat_test_2.cc: New file.
3111 2009-05-19 Doug Kwan <dougkwan@google.com>
3113 * archive.cc (Archive::Archive): Move constructor from archive.h
3114 to here. Initialize no_export_.
3115 (Archive::get_elf_object_for_member): Set no_export flag of object.
3116 * archive.h (Archive::Archive): Move constructor body to
3118 (Archive::no_export): New method.
3119 (Archive::no_export_): New field.
3120 * object.h (Object::Object): Initialize no_export_ to false.
3121 (Object::no_export, Object::set_no_export): New methods.
3122 (Object::no_export_): New field.
3123 * options.cc (General_options::parse_exclude_libs): New method.
3124 (General_options::check_excluded_libs) Same.
3125 * options.h (exclude_libs): New option.
3126 (General_options::check_excluded_libs): New method declaration.
3127 (General_options::excluded_libs_): New field.
3128 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
3129 default or protected visibility if an object has no-export flag set.
3130 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
3131 (check_SCRIPTS): Add exclude_libs_test.sh.
3132 (check_DATA): Add exclude_libs_test.syms.
3133 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
3134 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
3135 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
3136 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
3137 (exclude_libs_test.syms, libexclude_libs_test_1.a,
3138 libexclude_libs_test_2.a): New rules.
3139 * testsuite/Makefile.in: Regenerate.
3140 * testsuite/exclude_libs_test.c: New file.
3141 * testsuite/exclude_libs_test.sh: Ditto.
3142 * testsuite/exclude_libs_test_1.c: Ditto.
3143 * testsuite/exclude_libs_test_2.c: Ditto.
3145 2009-05-15 Ian Lance Taylor <iant@google.com>
3147 * configure.ac: Check for declarations for cases where libiberty.h
3148 checks HAVE_DECL_xxx.
3149 * configure, config.in: Rebuild.
3151 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3153 * gold.h (Incremental_argument_list): Remove (invalid) forward
3155 * incremental.cc (Incremental_inputs::report_achive): New method.
3156 (Incremental_inputs::report_object): New method.
3157 (Incremental_inputs::report_script): New method.
3158 (Incremental_inputs::finalize_inputs): New method.
3159 (Incremental_inputs::finalize): Call finalize_inputs().
3160 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3161 Create inputs entries.
3162 * incremental.h (Incremental_input_type): New enum.
3163 (Incremental_inputs::Incremental_input): Initialize new fields.
3164 (Incremental_inputs::report_inputs): New method.
3165 (Incremental_inputs::report_achive): New method.
3166 (Incremental_inputs::report_object): New method.
3167 (Incremental_inputs::report_script): New method.
3168 (Incremental_inputs::finalize_inputs): New method.
3169 (Incremental_inputs::Input_info): New struct.
3170 (Incremental_inputs::Input_info_map): New typedef.
3171 (Incremental_inputs::lock_): New field.
3172 (Incremental_inputs::Inputs_): New field.
3173 (Incremental_inputs::Inputs_map): New field.
3174 * main.cc (main): Call Incremental_input::report_inputs.
3175 * options.h (Input_argument_list): Typedef moved from
3177 (Input_file_group::Files): Remove, use ::Input_argument_list.
3178 (Input_file_group::Input_argument_list): Remove, use
3179 ::Input_argument_list.
3180 * plugin.cc (Plugin_manager::add_input_file): Add error in
3182 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3184 * script.cc (read_input_script): Call
3185 Incremental_input::report_script.
3186 * script.h (Script_info): New class.
3188 2009-04-27 Ian Lance Taylor <iant@google.com>
3190 * x86_64.cc (do_adjust_output_section): Set entsize to
3193 2009-04-23 Elliott Hughes <enh@google.com>
3195 * output.cc (Output_file::close): After short writes, continue
3196 writing from the correct offset in the buffer being written.
3198 2009-04-23 Chris Demetriou <cgd@google.com>
3200 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3201 * configure: Regenerate.
3202 * config.in: Regenerate.
3203 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3204 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3206 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3208 * incremental.cc (Incremental_inputs_header_data): Renamed from
3209 Incremental_input_header_data.
3210 (Incremental_inputs_header_data::data_size): New field.
3211 (Incremental_inputs_header_data::put_input_file_count): Renamed
3212 from input_file_count.
3213 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3214 from command_line_offset.
3215 (Incremental_inputs_header_data::put_reserved): Renamed from
3217 (Incremental_inputs_entry_data): Renamed from
3218 Incremental_input_entry_data.
3219 (Incremental_inputs_entry_data::data_size): New field.
3220 (Incremental_inputs::report_command_line): New method.
3221 (Incremental_inputs::finalize): New method.
3222 (Incremental_inputs::create_incremental_inputs_data): New method.
3223 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3224 * incremental.h: New file.
3225 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3226 (Layout::finalize): Create incremental inputs section in
3228 (Layout::create_incremental_info_sections): New method.
3229 * layout.h (Layout::incremental_inputs): New method.
3230 (Layout::create_incremental_info_sections): New method.
3231 (Layout::incremental_inputs_): New field.
3232 * main.cc (main): Notify Incremental_input of the command line.
3234 2009-04-01 Ian Lance Taylor <iant@google.com>
3235 Mikolaj Zalewski <mikolajz@google.com>
3237 * gold.h (reserve_unordered_map): Define, three versions, one for
3238 each version of Unordered_map.
3239 * layout.cc (Layout::Layout): Remove options parameter. Add
3240 number_of_input_files parameter. Don't initialize options_.
3241 Initialize number_of_input_files_ and resized_signatures_. Move
3242 sections_are_attached_.
3243 (Layout::layout_group): Reserve space for group_signatures_.
3244 (Layout::find_or_add_kept_section): Change name parameter to be a
3245 reference. Resize signatures_ map when it gets large enough.
3246 (Layout::layout_eh_frame): Use parameters->options() instead of
3248 (Layout::make_output_section): Likewise.
3249 (Layout::attach_allocated_section_to_segment): Likewise.
3250 (Layout::finalize, Layout::create_executable_stack): Likewise.
3251 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3252 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3253 * layout.h (class Layout): Update declarations. Remove options_
3254 field. Add number_of_input_files_ and resized_signatures_
3255 fields. Move sections_are_attached_ field.
3256 * main.cc (main): Pass number of input files to Layout
3257 constructor. Don't pass options.
3259 2009-03-30 Ian Lance Taylor <iant@google.com>
3261 * ffsll.c (ffsll): Correct implementation.
3263 2009-03-27 Ian Lance Taylor <iant@google.com>
3265 * ffsll.c: New file.
3266 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3267 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3268 * ftruncate.c (ftruncate): Declare before definition.
3269 * mremap.c (mremap): Likewise.
3270 * pread.c (pread): Likewise.
3271 * configure, Makefile.in, config.in: Rebuild.
3273 * mremap.c: New file.
3274 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3275 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3276 (mremap): Declare if HAVE_MREMAP is not defined.
3277 * configure, Makefile.in, config.in: Rebuild.
3279 2009-03-27 Cary Coutant <ccoutant@google.com>
3281 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3282 position independent.
3283 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3284 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3286 2009-03-24 Cary Coutant <ccoutant@google.com>
3288 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3290 (needs_dynamic_reloc): Likewise.
3292 2009-03-24 Ian Lance Taylor <iant@google.com>
3294 * yyscript.y (file_cmd): Recognize EXTERN.
3295 (extern_name_list, extern_name_list_body): New nonterminals.
3296 * script.cc (script_add_extern): Define.
3297 * script-c.h (script_add_extern): Declare.
3299 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3301 * object.cc (is_elf_object): Define.
3302 * object.h (is_elf_object): Declare.
3303 * archive.cc (Archive::get_elf_object_for_member): Call
3305 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3307 2009-03-24 Elliott Hughes <enh@google.com>
3309 * output.cc (Output_file::map_anonymous): Define.
3310 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3311 try an anonymous one. Report the size if the mmap fails.
3312 * output.h (class Output_file): Declare map_anonymous.
3314 2009-03-24 Ian Lance Taylor <iant@google.com>
3316 * target-select.cc (instantiate_target): Don't acquire the lock if
3317 the instantiated_target_ field has already been set.
3319 2009-03-23 Ian Lance Taylor <iant@google.com>
3321 * gold-threads.h (class Initialize_lock): Define.
3322 * gold-threads.cc (class Initialize_lock_once): Define.
3323 (initialize_lock_control): New static variable.
3324 (initialize_lock_pointer): New static variable.
3325 (initialize_lock_once): New static function.
3326 (Initialize_lock::Initialize_lock): Define.
3327 (Initialize_lock::initialize): Define.
3328 * target-select.h: Include "gold-threads.h".
3329 (class Target_selector): Add lock_ and initialize_lock_ fields.
3330 Don't define instantiate_target, just declare it.
3331 * target-select.cc (Target_selector::Target_selector): Initialize
3333 (Target_selector::instantiate_target): Define.
3334 * descriptors.h: Include "gold-threads.h".
3335 (class Descriptors): Add initialize_lock_ field.
3336 * descriptors.cc (Descriptors::Descriptors): Initialize new
3338 (Descriptors::open): Use initialize_lock_ field
3339 * errors.h (class Errors): Add initialize_lock_ field.
3340 * errors.cc (Errors::Errors): Initialize new field.
3341 (Errors::initialize_lock): Use initialize_lock_ field.
3342 * powerpc.cc (class Target_selector_powerpc): Remove
3343 instantiated_target_ field. In do_recognize call
3344 instantiate_target rather than do_instantiate_target. In
3345 do_instantiate_target just allocate a new target.
3346 * sparc.cc (class Target_selector_sparc): Likewise.
3348 * freebsd.h: New file.
3349 * i386.cc: Include "freebsd.h".
3350 (Target_i386): Derive from Target_freebsd rather than
3352 (Target_selector_i386): Derive from Target_selector_freebsd rather
3353 than Target_selector.
3354 * x86_64.cc: Include "freebsd.h".
3355 (Target_x86_64): Derive from Target_freebsd rather than
3357 (Target_selector_x86_64): Derive from Target_selector_freebsd
3358 rather than Target_selector.
3359 * target.h (class Target): Add adjust_elf_header and
3360 do_adjust_elf_header.
3361 * output.cc (Output_file_header:: do_sized_write): Call target
3362 adjust_elf_header routine.
3363 * configure.tgt: Set targ_osabi.
3364 * configure.ac: Define GOLD_DEFAULT_OSABI.
3365 * parameters.cc (Parameters::default_target): Pass
3366 GOLD_DEFAULT_OSABI to select_target.
3367 * target-select.h (class Target_selector): Make instantiate_target
3368 protected rather than private.
3369 * Makefile.am (HFILES): Add freebsd.h.
3370 * configure, Makefile.in, config.in: Rebuild.
3372 * merge.cc (do_add_input_section): Correct pend value. Change
3373 message about last entry not being null terminated from error to
3376 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3378 * incremental.cc: New file.
3379 * Makefile.am (CCFILES): Add incremental.cc.
3380 * Makefile.in: Rebuild.
3382 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3384 * layout.cc (Layout::output_section_name): Preserve names
3385 of '.note.' sections.
3387 2009-03-19 Ian Lance Taylor <iant@google.com>
3389 * descriptors.cc (Descriptors::open): Check that the options are
3390 valid before using them.
3392 2009-03-18 Ian Lance Taylor <iant@google.com>
3394 * script-sections.h: Include <list>.
3395 (class Script_sections): Change Sections_elements from std::vector
3396 to std::list. Typedef public Elements_iterator. Add
3397 orphan_section_placement_, data_segment_align_start_, and
3398 saw_data_segment_align_ fields. Remove data_segment_align_index_
3400 * script-sections.cc (class Orphan_section_placement): New class.
3401 (class Sections_element): Add virtual functions is_relro and
3402 orphan_section_init. Remove virtual function place_orphan_here.
3403 (class Output_section_definition): Add is_relro and
3404 orphan_section_init. Remove place_orphan_here.
3405 (class Orphan_output_section): Likewise.
3406 (Script_sections::Script_sections): Update for field changes.
3407 (Script_sections::data_segment_align): Set saw_data_segment_align_
3408 and data_segment_align_start_, not data_segment_align_index.
3409 (Script_sections::data_segment_relro_end): Check
3410 saw_data_segment_align_. Use data_segment_align_start_ rather
3411 than data_segment_align_index_.
3412 (Script_sections::place_orphan): Rewrite to use
3413 Orphan_section_placement.
3415 2009-03-17 Ian Lance Taylor <iant@google.com>
3417 * archive.cc (Archive::add_symbols): Check for a version attached
3418 to the symbol name in the archive map.
3419 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3420 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3421 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3422 (ver_test_11.a): New target.
3423 * testsuite/Makefile.in: Rebuild.
3425 * configure.ac: Check for chsize and posix_fallocate. Replace
3427 * ftruncate.c: New file, from gnulib.
3428 * output.cc (posix_fallocate): Define dummy version if not
3429 HAVE_POSIX_FALLOCATE.
3430 (Output_file::map): Call posix_fallocate rather than lseek and
3432 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3433 * configure, Makefile.in, config.in: Rebuild.
3435 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3437 * layout.h (Layout::create_note): Add section_name parameter.
3438 * layout.cc (Layout::create_note): Likewise.
3439 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3441 2009-03-17 Ian Lance Taylor <iant@google.com>
3443 * descriptors.cc: Include "options.h".
3444 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3445 (Descriptors::open): Always use O_CLOEXEC when opening a new
3446 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3447 then set FD_CLOEXEC.
3449 * sparc.cc (class Target_sparc): Add has_got_section.
3450 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3451 make sure we have a GOT section.
3453 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3454 (Target_sparc::Scan::local): Likewise.
3455 (Target_sparc::Scan::global): Likewise.
3456 (Target_sparc::Relocate::relocate): Likewise.
3457 (Target_sparc::Relocate::relocate_tls): Likewise.
3459 * symtab.cc (Symbol_table::define_default_version): New function,
3460 broken out of add_from_object.
3461 (Symbol_table::add_from_object): Call define_default_version.
3462 (Symbol_table::define_special_symbol): Add resolve_oldsym
3463 parameter. Change all callers. If the version for a symbol comes
3464 from a version script, resolve it with the symbol with the same
3465 name with no version. Also add the symbol without a version if
3467 (do_define_in_output_data): If resolving with oldsym, don't delete
3469 (do_define_in_output_segment): Likewise.
3470 (do_define_as_constant): Likewise.
3471 * symtab.h (class Symbol_table): Update declarations.
3473 2009-03-13 Ian Lance Taylor <iant@google.com>
3475 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3476 (Read_symbols::requeue): New function.
3477 (Read_symbols::do_read_symbols): If make_elf_object fails because
3478 the target type is not configured, and the file was searched for,
3479 issue a warning and retry with the next directory.
3480 (Add_symbols::run): If the file has an incompatible format, and
3481 it was searched for, requeue the Read_symbols task. On error,
3483 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3484 dirindex parameter to constructor. Change all callers. Declare
3485 incompatible_warning and requeue.
3486 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3487 input_argument_ and input_group_ fields. Add them to
3488 constructor. Change all callers.
3489 (class Read_script): Add dirindex_ field. Add it to constructor.
3491 * archive.cc (Archive::setup): Remove input_objects parameter.
3493 (Archive::get_file_and_offset): Likewise.
3494 (Archive::read_all_symbols): Likewise.
3495 (Archive::read_symbols): Likewise.
3496 (Archive::get_elf_object_for_member): Remove input_objects
3497 parameter. Add punconfigured parameter. Change all callers.
3498 (Archive::add_symbols): Change return type to bool. Check return
3499 value of include_member.
3500 (Archive::include_all_members): Likewise.
3501 (Archive::include_member): Change return type to bool. Return
3502 false if first included object has incompatible target. Set
3503 included_member_ field.
3504 (Add_archive_symbols::run): If add_symbols returns false, requeue
3506 * archive.h (class Archive): Add included_member_ field.
3507 Initialize it in constructor. Add input_file and searched_for
3508 methods. Update declarations.
3509 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3510 input_argument_ fields. Add them to constructor. Change all
3512 * script.cc: Include "target-select.h".
3513 (class Parser_closure): Add skip_on_incompatible_target_ and
3514 found_incompatible_target_ fields. Add
3515 skip_on_incompatible_target parameter to constructor. Change all
3516 callers. Add methods skip_on_incompatible_target,
3517 clear_skip_on_incompatible_target, found_incompatible_target, and
3518 set_found_incompatible_target.
3519 (read_input_script): Add dirindex parameter. Change all callers.
3520 If parser finds an incompatible target, requeue Read_symbols
3522 (script_set_symbol): Clear skip_on_incompatible_target in
3524 (script_add_assertion, script_parse_option): Likewise.
3525 (script_start_sections, script_add_phdr): Likewise.
3526 (script_check_output_format): New function.
3527 * script.h (read_input_script): Update declaration.
3528 * script-c.h (script_check_output_format): Declare.
3529 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3530 (ignore_cmd): Remove OUTPUT_FORMAT.
3531 * fileread.cc (Input_file::Input_file): Add explicit this.
3532 (Input_file::will_search_for): New function.
3533 (Input_file::open): Add pindex parameter. Change all callers.
3534 * fileread.h (class Input_file): Add input_file_argument method.
3535 Declare will_search_for. Update declarations.
3536 * object.cc (make_elf_object): Add punconfigured parameter.
3538 * object.h (class Object): Make input_file public. Add
3539 searched_for method.
3540 (make_elf_object): Update declaration.
3541 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3543 * dirsearch.h (class Dirsearch): Update declaration.
3544 * options.h (class General_options): Add --warn-search-mismatch.
3545 * parameters.cc (Parameters::is_compatible_target): New function.
3546 * parameters.h (class Parameters): Declare is_compatible_target.
3547 * workqueue.cc (Workqueue::add_blocker): New function.
3548 * workqueue.h (class Workqueue): Declare add_blocker.
3550 * fileread.cc (Input_file::open): Remove options parameter.
3552 (Input_file::open_binary): Likewise.
3553 * script.cc (read_input_script): Likewise.
3554 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3555 options parameter from constructor. Change all callers.
3556 (class Read_script): Likewise.
3557 * fileread.h (class Input_file): Update declarations.
3558 * script.h (read_input_script): Update declaration.
3560 2009-03-10 Nick Clifton <nickc@redhat.com>
3562 * po/es.po: New Spanish translation.
3564 2009-03-06 Cary Coutant <ccoutant@google.com>
3566 * options.cc (parse_short_option): Keep dash_z from registering itself.
3568 2009-03-03 Ian Lance Taylor <iant@google.com>
3571 * target-reloc.h (relocate_section): Pass output_section to
3573 * i386.cc (Target_i386::should_apply_static_reloc): Add
3574 output_section parameter. Change all callers.
3575 (Target_i386::Relocate::relocate): Add output_section parameter.
3576 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3577 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3578 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3579 * testsuite/two_file_shared.sh: New script.
3580 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3581 (check_DATA): Add two_file_shared.dbg.
3582 (two_file_shared.dbg): New target.
3583 * testsuite/Makefile.in: Rebuild.
3585 2009-03-01 Ian Lance Taylor <iant@google.com>
3587 * configure.ac: Check for byteswap.h.
3588 * configure: Rebuild.
3589 * config.in: Rebuild.
3591 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3593 * layout.cc (Layout::find_or_add_kept_section): New function.
3594 (Layout::add_comdat): Removed.
3595 * layout.h (struct Kept_section): Move out of class Layout.
3596 Remove trailing underscores from field names. Add group_sections
3597 field. Rename group_ field to is_group. Change all uses.
3598 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3599 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3600 comdat_groups_ field.
3601 (Sized_relobj::include_section_group): Use
3602 find_or_add_kept_section and Kept_section::group_sections.
3603 (Sized_relobj::include_linkonce_section): Likewise.
3604 * object.cc (class Sized_relobj): Don't define Comdat_group or
3605 Comdat_group_table. Remove find_comdat_group and
3606 add_comdat_group. Remove comdat_groups_ field.
3607 * plugin.cc (include_comdat_group): Use
3608 Layout::find_or_add_kept_section.
3610 2009-02-28 Ian Lance Taylor <iant@google.com>
3612 * README: --gc-sections and map files are now supported. Document
3613 some build requirements.
3616 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3617 relocatable link set the value of the section symbol to zero.
3618 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3619 relocatable link don't include the section address in the local
3622 2009-02-27 Ian Lance Taylor <iant@google.com>
3625 * options.h (class Search_directory): Add is_system_directory.
3626 (class General_options): Declare is_in_system_directory.
3627 * options.cc (get_relative_sysroot): Make static.
3628 (get_default_sysroot): Make static.
3629 (General_optoins::is_in_system_directory): New function.
3630 * fileread.cc (Input_file::is_in_system_directory): New function.
3631 * fileread.h (class Input_file): Declare is_in_system_directory.
3632 * object.h (class Object): Add is_in_system_directory.
3633 (class Input_objects): Remove system_library_directory_ field.
3634 * object.cc (Input_objects::add_object): Don't set
3635 system_library_directory_.
3636 (input_objects::found_in_system_library_directory): Remove.
3637 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3638 parameter. Change all callers.
3639 (Symbol_table::sized_write_globals): Likewise.
3640 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3641 Call Object::is_in_system_directory.
3642 * symtab.h (class Symbol_table): Update declarations.
3645 * descriptors.h (Open_descriptor): Add is_on_stack field.
3646 * descriptors.cc (Descriptors::open): If the descriptor is on the
3647 top of the stack, remove it. Initialize is_on_stack field.
3648 (Descriptors::release): Only add pod to stack if it is not on the
3650 (Descriptors::close_some_descriptor): Clear stack_next and
3654 * output.cc (Output_section::find_starting_output_address): Rename
3655 from starting_output_address; add PADDR parameter; change return
3657 * output.h (class Output_section): Declare
3658 find_starting_output_address instead of starting_output_address.
3659 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3660 section symbol for which we can't find a merge section.
3663 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3664 hidden or internal, force the symbol to be local.
3665 * resolve.cc (Symbol::override_visibility): Define.
3666 (Symbol::override_base): Use override_visibility.
3667 (Symbol_table::resolve): Likewise.
3668 (Symbol::override_base_with_special): Likewise.
3669 (Symbol_table::override_with_special): If the visibility is hidden
3670 or internal, force the symbol to be local.
3671 * symtab.h (class Symbol): Add set_visibility and
3672 override_visibility.
3673 * testsuite/ver_test_1.sh: New file.
3674 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3675 (check_DATA): Add ver_test_1.syms.
3676 (ver_test_1.syms): New target.
3677 * testsuite/Makefile.in: Rebuild.
3679 2009-02-25 Cary Coutant <ccoutant@google.com>
3681 * layout.cc (Layout::choose_output_section): Don't rename sections
3682 when using a linker script that has a SECTIONS clause.
3683 * Makefile.in: Regenerate.
3685 * testsuite/Makefile.am (script_test_5.sh): New test case.
3686 * testsuite/Makefile.in: Regenerate.
3687 * testsuite/script_test_5.cc: New file.
3688 * testsuite/script_test_5.sh: New file.
3689 * testsuite/script_test_5.t: New file.
3691 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3693 * archive.cc (Archive::include_member): Update calls to add_symbols.
3694 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3695 the Layout argument.
3696 * dynobj.h (do_add_symbols): Add the Layout argument.
3697 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3699 * object.h (Object::add_symbols): Add the Layout argument.
3700 (Object::do_add_symbols): Add the Layout argument.
3701 (Sized_relobj::do_add_symbols): Add the Layout argument.
3702 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3703 Unify the two versions.
3704 (Add_plugin_symbols): Remove.
3705 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3706 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3707 (Add_plugin_symbols): Remove.
3708 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3709 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3710 (Add_symbols::run): Make it work with Pulginobj.
3712 2009-02-06 Ian Lance Taylor <iant@google.com>
3714 * object.cc (Sized_relobj::do_layout): Make info message start
3715 with lower case letter.
3717 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3719 * binary.cc: Fix file comment.
3721 * options.h (enum Incremental_disposition): Define.
3722 (class General_options): Add new options: --incremental,
3723 --incremental_changed, --incremental_unchanged,
3724 --incremental_unknown. Add incremental_disposition_ and
3725 implicit_incremental_ fields.
3726 (General_options::incremental_disposition): New function.
3727 (class Position_dependent_options): Add incremental_disposition
3729 (Position_dependent_options::copy_from_options): Set incremental
3731 * options.cc (General_options::parse_incremental_changed): New
3733 (General_options::parse_incremental_unchanged): New function.
3734 (General_options::parse_incremental_unknown): New function.
3735 (General_options::General_options): Initialize new fields
3736 incremental_disposition_ and implicit_incremental_.
3737 (General_options::finalize): Check for uasge of --incremental-*
3738 without --incremental.
3740 2009-02-06 Chris Demetriou <cgd@google.com>
3742 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3743 pointer and to report location as the file name associated with
3745 (gold_undefined_symbol_at_location): New function to replace the
3746 old gold_undefined_symbol functionality.
3747 * target-reloc.h (relocate_section): Update to use
3748 gold_undefined_symbol_at_location.
3749 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3750 Call gold_undefined_symbol function rather than gold_error.
3751 * errors.h (Errors::undefined_symbol): Take location as a
3752 string, rather than calculating it from a relocation.
3753 * errors.cc (Errors::fatal): Print "fatal error:" before the
3755 (Errors::error, Errors::error_at_location): Print "error: "
3756 before the formatted message.
3757 (Errors::undefined_symbol): Take location as a string, rather
3758 than calculating it from a relocation.
3759 (gold_undefined_symbol_at_location): New function akin to
3760 old gold_undefined_symbol, calculates location from relocation.
3761 (gold_undefined_symbol): Change to take only a Symbol pointer
3762 and to report location as the file name associated with the symbol.
3763 * testsuite/debug_msg.sh: Update for changed error messages.
3764 * testsuite/undef_symbol.sh: Likewise.
3766 2009-02-04 Duncan Sands <baldrick@free.fr>
3769 * reduced_debug_output.h
3770 (Output_reduced_debug_abbrev_section::failed): Use format for
3772 (Output_reduced_debug_info_section::faild): Likewise.
3774 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3776 * script.cc (Lazy_demangler): New class.
3777 (Version_script_info::get_symbol_version_helper): Demangle a
3780 2009-01-29 Cary Coutant <ccoutant@google.com>
3782 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3784 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3786 2009-01-28 Ian Lance Taylor <iant@google.com>
3788 * version.cc (version_string): Bump to 1.9.
3790 * gold.h: Include <cstring> and <stdint.h>.
3791 * version.cc: Include <cstdio>.
3792 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3794 * reduced_debug_output.cc (insert_into_vector): Rename from
3795 Insert_into_vector; change all callers. Use Swap_unaligned to
3796 avoid aliasing issue; remove union since it is unnecessary.
3798 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3800 * Makefile.am (CCFILES): Add gc.cc.
3802 * Makefile.in: Regenerate.
3803 * gold.cc (Gc_runner): New class.
3804 (queue_initial_tasks): Call garbage collection related tasks
3805 when corresponding options are invoked.
3806 (queue_middle_gc_tasks): New function.
3807 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3808 processed early before laying out sections during garbage collection.
3809 * gold.h (queue_middle_gc_tasks): New function.
3810 (is_prefix_of): Move from "layout.cc".
3811 * i386.cc (Target_i386::gc_process_relocs): New function.
3812 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3813 * main.cc (main): Create object of class "Garbage_collection".
3814 * object.cc (Relobj::copy_symbols_data): New function.
3815 (Relobj::is_section_name_included): New function.
3816 (Sized_relobj::do_layout): Allow this function to be called twice
3817 during garbage collection and defer layout of section during the
3819 * object.h (Relobj::get_symbols_data): New function.
3820 (Relobj::is_section_name_included): New function.
3821 (Relobj::copy_symbols_data): New function.
3822 (Relobj::set_symbols_data): New function.
3823 (Relobj::get_relocs_data): New function.
3824 (Relobj::set_relocs_data): New function.
3825 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3826 (Relobj::gc_process_relocs): New function.
3827 (Relobj::do_gc_process_relocs): New pure virtual function.
3828 (Relobj::sd_): New data member.
3829 (Sized_relobj::is_output_section_offset_invalid): New function.
3830 (Sized_relobj::do_gc_process_relocs): New function.
3831 * options.h (General_options::gc_sections): Modify to not be a no-op.
3832 (General_options::print_gc_sections): New option.
3833 * plugin.cc (Plugin_finish::run): Remove function call to
3834 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3835 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3836 * reloc.cc (Read_relocs::run): Add task to process relocs and
3837 determine unreferenced sections when doing garbage collection.
3838 (Gc_process_relocs): New class.
3839 (Sized_relobj::do_gc_process_relocs): New function.
3840 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3841 sections that are garbage collected.
3842 * reloc.h (Gc_process_relocs): New class.
3843 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3844 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3845 symbols whose corresponding sections are garbage collected.
3846 (Symbol_table::Symbol_table): Add new parameter for the garbage
3848 (Symbol_table::gc_mark_undef_symbols): New function.
3849 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3850 (Symbol_table::gc_mark_dyn_syms): New function.
3851 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3853 (Symbol_table::add_from_object): Likewise.
3854 (Symbol_table::add_from_relobj): When building shared objects, do not
3855 treat externally visible symbols as garbage.
3856 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3857 table information for static and relocatable links.
3858 * symtab.h (Symbol_table::set_gc): New function.
3859 (Symbol_table::gc): New function.
3860 (Symbol_table::gc_mark_undef_symbols): New function.
3861 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3862 (Symbol_table::gc_mark_dyn_syms): New function.
3863 (Symbol_table::gc_): New data member.
3864 * target.h (Sized_target::gc_process_relocs): New pure virtual
3866 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3867 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3869 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3871 * options.h (General_options::gc_sections): Define as a no-op for now.
3872 (General_options::no_keep_memory): Ditto.
3873 (General_options::Bshareable): Define.
3874 * options.cc (General_options::finalize): Honor -Bshareable.
3876 2009-01-20 Andreas Schwab <schwab@suse.de>
3878 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3879 read the value in the contents, since we don't use it. Use the
3880 template endianness when writing.
3881 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3883 2009-01-19 Andreas Schwab <schwab@suse.de>
3885 * configure.tgt (powerpc64-*): Fix targ_obj.
3887 2009-01-15 Ian Lance Taylor <iant@google.com>
3889 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3890 local symbols when stripping all symbols.
3892 2009-01-14 Cary Coutant <ccoutant@google.com>
3894 * output.cc (Output_reloc): Add explicit instantiations.
3896 2009-01-14 Cary Coutant <ccoutant@google.com>
3898 * archive.cc (Archive::get_elf_object_for_member): Remove call
3899 to File_read::claim_for_plugin.
3900 * descriptors.cc (Descriptors::open): Remove reference to
3902 (Descriptors::claim_for_plugin): Remove.
3903 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3904 (Descriptors::is_claimed): Remove.
3905 (claim_descriptor_for_plugin): Remove.
3906 * fileread.cc (File_read::claim_for_plugin): Remove.
3907 * fileread.h (File_read::claim_for_plugin): Remove.
3908 (File_read::descriptor): Reopen descriptor if necessary.
3909 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3910 (Plugin_manager::all_symbols_read): Add task parameter. Change
3912 (Plugin_manager::get_input_file): New function.
3913 (Plugin_manager::release_input_file): New function.
3914 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3915 corresponding data member.
3916 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3917 and pass to base constructor. Change all callers.
3918 (get_input_file, release_input_file): New functions.
3919 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3920 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3921 (Plugin_manager::all_symbols_read): Add task parameter.
3922 (Plugin_manager::get_input_file): New function.
3923 (Plugin_manager::release_input_file): New function.
3924 (Plugin_manager::task_): New data member.
3925 (Pluginobj::Pluginobj): Add filesize parameter.
3926 (Pluginobj::filename): New function.
3927 (Pluginobj::descriptor): New function.
3928 (Pluginobj::filesize): New function.
3929 (Pluginobj::filesize_): New data member.
3930 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3931 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3932 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3934 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3935 with archive libraries.
3936 * testsuite/Makefile.in: Regenerate.
3937 * testsuite/plugin_test.c (struct sym_info): New type.
3938 (get_input_file, release_input_file): New static variables.
3939 (onload): Capture new transfer vector entries.
3940 (claim_file_hook): Stop reading at end of file according to filesize.
3941 Factor out parsing of readelf output into separate function.
3942 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3943 APIs and get the source file name from the symbol table. Convert
3944 source file name to corresponding object file name. Print info
3945 message when adding new input files.
3946 (parse_readelf_line): New function.
3947 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3948 * testsuite/plugin_test_2.sh: Likewise.
3949 * testsuite/plugin_test_3.sh: Likewise.
3950 * testsuite/plugin_test_4.sh: New test case.
3952 2009-01-07 Ian Lance Taylor <iant@google.com>
3954 * version.cc (version_string): Bump to 1.8.
3956 2008-12-23 Cary Coutant <ccoutant@google.com>
3958 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3959 * plugin.cc (Plugin_manager::finish): Rename as
3960 layout_deferred_objects. Move cleanup to separate function.
3961 (Plugin_manager::cleanup): New function.
3962 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3964 * plugin.h (Plugin_manager::finish): Rename as
3965 layout_deferred_objects.
3966 (Plugin_manager::cleanup): New function.
3967 (Plugin_manager::cleanup_done): New field.
3969 2008-12-23 Cary Coutant <ccoutant@google.com>
3971 * plugin.cc (is_visible_from_outside): New function.
3972 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3973 so we don't return "IR only" status for exported symbols or -r links.
3975 * testsuite/Makefile.am (plugin_test_3): New test case.
3976 * testsuite/Makefile.in: Regenerate.
3977 * testsuite/plugin_test_3.sh: New file.
3979 2008-12-22 Cary Coutant <ccoutant@google.com>
3981 * object.cc (Sized_relobj::layout_section): New function.
3982 (Sized_relobj::do_layout): Defer layout of input sections until after
3983 plugin has provided replacement files.
3984 (Sized_relobj::do_layout_deferred_sections): New function.
3985 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3986 (Relobj::layout_deferred_sections): New function.
3987 (Relobj::do_layout_deferred_sections): New function.
3988 (Sized_relobj::do_layout_deferred_sections): New function.
3989 (Sized_relobj::layout_section): New function.
3990 (Sized_relobj::Deferred_layout): New structure.
3991 (Sized_relobj::deferred_layout_): New field.
3992 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3993 Change all callers. Layout deferred sections.
3994 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3996 (Plugin_hook::run): Move code from do_plugin_hook inline.
3997 (Plugin_hook::do_plugin_hook): Remove.
3998 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3999 (Plugin_manager::finish): Renamed, was cleanup.
4000 (Plugin_manager::should_defer_layout): New function.
4001 (Plugin_manager::add_deferred_layout_object): New function.
4002 (Plugin_manager::Deferred_layout_list): New type.
4003 (Plugin_manager::deferred_layout_objects_): New field.
4004 (Plugin_hook::do_plugin_hook): Remove.
4006 2008-12-17 Ian Lance Taylor <iant@google.com>
4008 * options.h (class General_options): Add --no case for
4011 2008-12-16 Cary Coutant <ccoutant@google.com>
4013 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
4015 (Plugin_manager::claim_file): Create plugin object even if
4016 plugin did not call the add_symbols callback.
4017 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
4018 asking for more symbols than were added.
4019 * testsuite/Makefile.am (plugin_test_1): Add test case with
4021 (empty.syms): New target.
4022 * testsuite/Makefile.in: Regenerate.
4023 * testsuite/plugin_test.c (claim_file_hook): Add new debug
4024 message. Don't call add_symbols if no globals.
4025 (all_symbols_read_hook): Don't provide replacement for empty
4028 2008-12-12 Ian Lance Taylor <iant@google.com>
4030 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
4031 r_type == 0 for a local symbol with r_sym == 0.
4032 (scan_relocatable_relocs): Pass r_sym to
4033 local_non_section_strategy.
4034 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
4037 * configure.ac: Update test for TLS descriptors: they are
4038 supported as of glibc 2.9.
4039 * configure: Rebuild.
4041 2008-12-11 Ian Lance Taylor <iant@google.com>
4044 * target-reloc.h (Default_scan_relocatable_relocs): For each
4045 function, map r_type == 0 to RELOC_DISCARD.
4047 2008-12-10 Cary Coutant <ccoutant@google.com>
4049 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
4050 object to override a kept COMDAT group from a plugin object.
4052 2008-12-09 Ian Lance Taylor <iant@google.com>
4055 * yyscript.y (file_cmd): Handle INPUT.
4057 * testsuite/initpri1.c: Change all declarations to be full
4058 prototypes by adding void, to avoid compiler warnings.
4060 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
4062 * options.cc (General_options::parse_plugin_opt): New.
4063 (General_options::add_plugin): The argument now is just the filename.
4064 (General_options::add_plugin_option): New.
4065 * options.h (plugin_opt): New.
4066 (add_plugin): Change argument name.
4067 (add_plugin_option): New.
4068 * plugin.cc (Plugin::load): Don't parse the plugin option.
4069 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
4070 (Plugin::add_option): New.
4071 (Plugin::args_): Change type.
4072 (Plugin::filename_): New.
4073 (Plugin_manager::add_plugin_option): New.
4074 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
4075 * testsuite/Makefile.in: Regenerate.
4077 2008-12-05 Cary Coutant <ccoutant@google.com>
4079 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
4080 Handle --strip-lto-sections option.
4081 * options.h (strip_lto_sections): New option.
4083 2008-12-01 Cary Coutant <ccoutant@google.com>
4085 * plugin.cc (ld_plugin_message): Change format parameter to const.
4086 Fix mismatch between new[] and delete.
4088 2008-11-14 Cary Coutant <ccoutant@google.com>
4090 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
4093 2008-11-05 Craig Silverstein <csilvers@google.com>
4095 * options.cc (General_options::parse_dynamic_list): New function.
4096 * options.h (General_options): New flags dynamic_list,
4097 dynamic_list_data, dynamic_list_cpp_new, and
4098 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
4099 (General_options::in_dynamic_list): New function.
4100 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
4101 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
4102 (Lex::can_continue_name): Likewise.
4104 (read_script_file): New parameter script_options.
4105 (read_dynamic_list): New function.
4106 (Script_options::define_dynamic_list): New function.
4107 (dynamic_list_keyword_parsecodes): New variable.
4108 (dynamic_list_keywords): New variable.
4109 * script.h (Script_options::define_dynamic_list): New function
4111 (read_dynamic_list): New function prototype.
4112 * symtab.cc (strprefix): New macro.
4113 (Symbol::should_add_dynsym_entry): Support dynamic_list,
4114 dynamic_list_data, dynamic_list_cpp_new, and
4115 dynamic_list_cpp_typeinfo.
4116 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
4117 (dynamic_list_expr): New rule.
4118 (dynamic_list_nodes): Likewise.
4119 (dynamic_list_node): Likewise.
4120 * testsuite/Makefile.am (dynamic_list): New test.
4121 * testsuite/Makefile.in: Regenerated.
4122 * testsuite/dynamic_list.t: New file.
4123 * testsuite/dynamic_list.sh: New file.
4125 2008-11-05 Craig Silverstein <csilvers@google.com>
4127 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
4128 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
4129 (t11_last): Likewise.
4130 * testsuite/ver_test_6.c (main): Likewise.
4132 2008-10-07 Cary Coutant <ccoutant@google.com>
4134 * options.c (General_options::finalize): Add check for -static and
4136 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
4139 2008-10-02 Cary Coutant <ccoutant@google.com>
4141 * plugin.cc (make_sized_plugin_object): Fix conditional
4142 compilation to work when not all targets are enabled.
4144 2008-09-29 Cary Coutant <ccoutant@google.com>
4146 * archive.cc (Archive::get_file_and_offset): Use filename instead
4147 of name to get library path.
4148 (Archive::include_member): Unlock external member of a thin archive.
4150 * testsuite/Makefile.am (TEST_AR): New variable.
4151 (thin_archive_test_1): New test.
4152 (thin_archive_test_2): New test.
4153 * testsuite/Makefile.in: Regenerate.
4154 * testsuite/thin_archive_main.cc: New file.
4155 * testsuite/thin_archive_test_1.cc: New file.
4156 * testsuite/thin_archive_test_2.cc: New file.
4157 * testsuite/thin_archive_test_3.cc: New file.
4158 * testsuite/thin_archive_test_4.cc: New file.
4160 2008-09-29 Cary Coutant <ccoutant@google.com>
4162 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4163 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4165 (Sized_relobj::do_finalize_local_symbols): Likewise.
4166 (Sized_relobj::map_to_kept_section): Likewise.
4167 * object.h (Sized_relobj::invalid_address): New constant.
4168 (Sized_relobj::do_output_section_offset): Check for invalid_address
4170 * output.cc (Output_reloc::local_section_offset): Use constant
4171 invalid_address instead of -1U.
4172 (Output_reloc::get_address): Likewise.
4173 (Output_section::output_address): Change -1U to -1ULL.
4174 * output.h (Output_reloc::invalid_address): New constant.
4175 * reloc.cc (Sized_relobj::write_sections): Use constant
4176 invalid_address instead of -1U.
4177 (Sized_relobj::relocate_sections): Likewise.
4178 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4179 values for merge sections.
4180 * target-reloc.h (relocate_for_relocatable): Use constant
4181 invalid_address instead of -1U.
4183 2008-09-19 Cary Coutant <ccoutant@google.com>
4185 Add plugin functionality for link-time optimization (LTO).
4186 * configure.ac (plugins): Add --enable-plugins option.
4187 * configure: Regenerate.
4188 * config.in: Regenerate.
4189 * Makefile.am (LIBDL): New variable.
4190 (CCFILES): Add plugin.cc.
4191 (HFILES): Add plugin.h.
4192 (ldadd_var): Add LIBDL.
4193 * Makefile.in: Regenerate.
4195 * archive.cc: Include "plugin.h".
4196 (Archive::setup): Don't preread archive symbols when using a plugin.
4197 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4198 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4200 (Archive::include_member): Add symbols from plugin objects.
4201 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4202 * descriptors.cc (Descriptors::open): Check for file descriptors
4203 abandoned by plugins.
4204 (Descriptors::claim_for_plugin): New function.
4205 * descriptors.h (Descriptors::claim_for_plugin): New function.
4206 (Open_descriptor::is_claimed): New field.
4207 (claim_descriptor_for_plugin): New function.
4208 * fileread.cc (File_read::claim_for_plugin): New function.
4209 * fileread.h (File_read::claim_for_plugin): New function.
4210 (File_read::descriptor): New function.
4211 * gold.cc: Include "plugin.h".
4212 (queue_initial_tasks): Add task to call plugin hooks for generating
4214 * main.cc: Include "plugin.h".
4215 (main): Load plugin libraries.
4216 * object.h (Pluginobj): Declare.
4217 (Object::pluginobj): New function.
4218 (Object::do_pluginobj): New function.
4219 (Object::set_target): New function.
4220 * options.cc: Include "plugin.h".
4221 (General_options::parse_plugin): New function.
4222 (General_options::General_options): Initialize plugins_ field.
4223 (General_options::add_plugin): New function.
4224 * options.h (Plugin_manager): Declare.
4225 (General_options): Add --plugin option.
4226 (General_options::has_plugins): New function.
4227 (General_options::plugins): New function.
4228 (General_options::add_plugin): New function.
4229 (General_options::plugins_): New field.
4230 * plugin.cc: New file.
4231 * plugin.h: New file.
4232 * readsyms.cc: Include "plugin.h".
4233 (Read_symbols::do_read_symbols): Check for archive before checking
4234 for ELF file. Call plugin hooks to claim files.
4235 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4236 from a real object file; force override when processing replacement
4238 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4239 (Symbol::init_base_object): Likewise.
4240 (Symbol::init_base_output_data): Likewise.
4241 (Symbol::init_base_output_segment): Likewise.
4242 (Symbol::init_base_constant): Likewise.
4243 (Symbol::init_base_undefined): Likewise.
4244 (Symbol::output_section): Assert that object is not a plugin.
4245 (Symbol_table::add_from_pluginobj): New function.
4246 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4248 (Symbol_table::sized_write_globals): Likewise.
4249 (Symbol_table::add_from_pluginobj): Instantiate template.
4250 * symtab.h (Sized_pluginobj): Declare.
4251 (Symbol::in_real_elf): New function.
4252 (Symbol::set_in_real_elf): New function.
4253 (Symbol::in_real_elf_): New field.
4254 (Symbol_table::add_from_pluginobj): New function.
4256 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4257 (LIBDL): New variable.
4259 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4260 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4261 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4262 (MOSTLYCLEANFILES): Likewise.
4263 * testsuite/Makefile.in: Regenerate.
4264 * testsuite/plugin_test.c: New file.
4265 * testsuite/plugin_test_1.sh: New file.
4266 * testsuite/plugin_test_2.sh: New file.
4268 2008-09-16 Ian Lance Taylor <iant@google.com>
4270 * target-reloc.h (relocate_section): Check whether a symbol is
4271 defined by the ABI before reporting an undefined symbol error.
4272 * target.h (Target::is_defined_by_abi): Make parameter const.
4273 (Target::do_is_defined_by_abi): Likewise.
4274 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4275 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4276 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4277 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4278 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4279 * testsuite/Makefile.in: Rebuild.
4281 * fileread.cc (make_view): Add casts to avoid warning.
4283 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4285 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4286 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4288 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4290 * options.h (General_options::output_is_executable): New.
4291 (General_options::output_is_pie): New.
4292 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4293 for shared libraries.
4294 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4296 2008-09-11 Chris Demetriou <cgd@google.com>
4298 * options.h (origin): New -z option.
4299 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4300 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4303 2008-09-05 Cary Coutant <ccoutant@google.com>
4305 * fileread.cc (File_read::make_view): Add check for attempt to map
4308 2008-09-05 Cary Coutant <ccoutant@google.com>
4310 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4311 explicit instantiations.
4313 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4316 * options.cc (General_options::finalize): Allow undefined symbols
4317 in shlibs if linking -shared.
4320 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4321 symbols as not needing a dynsym entry.
4323 2008-08-20 Craig Silverstein <csilvers@google.com>
4325 * fileread.cc (File_read::open): Do not lock the file unless it
4326 was successfully opened.
4328 2008-08-14 Cary Coutant <ccoutant@google.com>
4330 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4331 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4332 * testsuite/tls_test.cc (struct int128): 128-bit struct
4333 for testing TLS relocs with non-zero addend.
4334 (v12): New TLS variable.
4336 (t_last): Add check for v12.
4337 * testsuite/tls_test.h (t12): New function.
4338 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4340 2008-08-13 Ian Lance Taylor <iant@google.com>
4342 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4343 set tls_segment_ or relro_segment_.
4344 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4346 * output.h (Output_section::clear_is_relro): New function.
4347 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4348 sections specially even when output_data_ is empty.
4349 (Output_segment::maximum_alignment): When first section is relro,
4350 only force alignment for PT_LOAD segments.
4351 * script.cc (script_data_segment_align): New function.
4352 (script_data_segment_relro_end): New function.
4353 * script-c.h (script_data_segment_align): Declare.
4354 (script_data_segment_relro_end): Declare.
4355 * script-sections.h (class Script_sections): Declare
4356 data_segment_align and data_segment_relro_end. Add fields
4357 segment_align_index_ and saw_relro_end_.
4358 * script-sections.cc (class Sections_element): Add set_is_relro
4359 virtual function. Add new bool* parameter to place_orphan_here.
4360 Add get_output_section virtual function.
4361 (class Output_section_definition): Add set_is_relro. Add new
4362 bool* parameter to place_orphan_here. Add get_output_section.
4363 Add is_relro_ field.
4364 (Output_section_definition::Output_section_definition): Initialize
4365 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4366 and is_relro_ fields.
4367 (Output_section_definition::place_orphan_here): Add is_relro
4369 (Output_section_definition::set_section_addresses): Set relro for
4371 (Output_section_definition::alternate_constraint): Likewise.
4372 (class Orphan_output_section): Add new bool* parameter to
4373 place_orphan_here. Add get_output_section.
4374 (Orphan_output_section::place_orphan_here): Add is_relro
4376 (Script_sections::Script_sections): Initialize
4377 data_segment_align_index_ and saw_relro_end_.
4378 (Script_sections::data_segment_align): New function.
4379 (Script_sections::data_segment_relro_end): New function.
4380 (Script_sections::place_orphan): Set or clear is_relro.
4381 (Script_sections::set_section_addresses): Force alignment of first
4383 * yyscript.y (exp): Call script_data_segment_align and
4384 script_data_segment_relro_end.
4385 * testsuite/relro_script_test.t: New file.
4386 * testsuite/relro_test.cc (using_script): Declare.
4387 (t1, t2): Test using_script.
4388 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4389 (relro_script_test_SOURCES): Define.
4390 (relro_script_test_DEPENDENCIES): Define.
4391 (relro_script_test_LDFLAGS): Define.
4392 (relro_script_test_LDADD): Define.
4393 (relro_script_test.so): New target.
4394 * testsuite/Makefile.in: Rebuild.
4396 2008-08-06 Cary Coutant <ccoutant@google.com>
4398 * archive.cc (Archive::total_archives, Archive::total_members)
4399 (Archive::total_members_loaded): New variables.
4400 (Archive::setup): Add parameter. Add option to preread
4402 (Archive::read_armap): Add counter.
4403 (Archive::get_file_and_offset): New function.
4404 (Archive::get_elf_object_for_member): New function.
4405 (Archive::read_all_symbols): New function.
4406 (Archive::read_symbols): New function.
4407 (Archive::add_symbols): Add counters.
4408 (Archive::include_all_members): Use armap to find members if it's
4410 (Archive::include_member): Skip reading symbols if already read.
4411 Factored code into Archive::get_file_and_offset and
4412 Archive::get_elf_object_for_member. Changed call to
4413 Mapfile::report_include_archive_member.
4414 (Archive::print_stats): New function.
4415 * archive.h: Declare Object and Read_symbols_data classes.
4416 (Archive::Archive): Add initializers for new members.
4417 (Archive::setup): Add parameter.
4418 (Archive::print_stats): New function.
4419 (Archive::total_archives, Archive::total_members)
4420 (Archive::total_members_loaded): New variables.
4421 (Archive::get_file_and_offset): New function.
4422 (Archive::get_elf_object_for_member): New function.
4423 (Archive::read_all_symbols): New function.
4424 (Archive::read_symbols): New function.
4425 (Archive::Archive_member): New class.
4426 (Archive::members_): New member.
4427 (Archive::num_members_): New member.
4428 * main.cc: Include archive.h.
4429 (main): Call Archive::print_stats.
4430 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4431 archive parameter; member_name is now the fully-decorated name.
4432 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4433 * options.h: (General_options): Add --preread-archive-symbols option.
4434 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4437 2008-08-04 Ian Lance Taylor <iant@google.com>
4439 * symtab.h (Symbol::use_plt_offset): New function.
4440 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4441 * powerpc.cc (Relocate::relocate): Likewise.
4442 * sparc.cc (Relocate::relocate): Likewise.
4443 * x86_64.cc (Relocate::relocate): Likewise.
4444 * testsuite/weak_plt.sh: New test.
4445 * testsuite/weak_plt_main.cc: New test.
4446 * testsuite/weak_plt_shared.cc: New test.
4447 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4448 (check_PROGRAMS): Add weak_plt.
4449 (check_DATA): Add weak_plt_shared.so.
4450 (weak_plt_main_pic.o, weak_plt): New targets.
4451 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4452 * testsuite/Makefile.in: Rebuild.
4454 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4456 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4457 * testsuite/Makefile.in: Rebuild.
4459 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4461 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4462 * Makefile.in: Regenerate.
4463 * po/POTFILES.in: Regenerate.
4465 2008-07-29 Ian Lance Taylor <iant@google.com>
4467 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4468 symbols before other symbols.
4469 * testsuite/script_test_2.cc (test_addr): Declare.
4470 (test_addr_alias): Declare.
4471 (main): Check that test_addr and test_addr_alias have the right
4473 * testsuite/script_test_2.t: Define test_addr_alias and
4476 2008-07-24 Ian Lance Taylor <iant@google.com>
4479 * descriptors.cc: New file.
4480 * descriptors.h: New file.
4481 * gold-threads.h (class Hold_optional_lock): New class.
4482 * fileread.cc: Include "descriptors.h".
4483 (File_read::~File_read): Release descriptor rather than closing
4485 (File_read::open) [file]: Call open_descriptor rather than open.
4486 Set is_descriptor_opened_.
4487 (File_read::open) [memory]: Assert that descriptor is not open.
4488 (File_read::reopen_descriptor): New function.
4489 (File_read::release): Release descriptor.
4490 (File_read::do_read): Make non-const. Reopen descriptor.
4491 (File_read::read): Make non-const.
4492 (File_read::make_view): Reopen descriptor.
4493 (File_read::do_readv): Likewise.
4494 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4495 Update declarations.
4496 * layout.cc: Include "descriptors.h".
4497 (Layout::create_build_id): Use open_descriptor rather than open.
4498 * output.cc: Include "descriptors.h".
4499 (Output_file::open): Use open_descriptor rather than open.
4500 * archive.cc (Archive::const_iterator): Change Archive to be
4502 (Archive::begin, Archive::end): Make non-const.
4503 (Archive::count_members): Likewise.
4504 * archive.h (class Archive): Update declarations.
4505 * object.h (Object::read): Make non-const.
4506 * Makefile.am (CCFILES): Add descriptors.cc.
4507 (HFILES): Add descriptors.h.
4508 * Makefile.in: Rebuild.
4511 * gold.h: Always include <clocale>. Add Solaris workarounds
4512 following code in binutils/sysdep.h.
4515 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4516 this->eh_frame_hdr_ is NULL before using it.
4518 * dynobj.cc (Versions::Versions): Update comment.
4520 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4521 the base version name.
4523 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4524 array size plus one.
4525 (Stringpool_template::set_string_offsets): Subtract one from key
4526 before using it as an array index.
4527 (Stringpool_template::get_offset_with_length): Likewise.
4528 (Stringpool_template::write_to_buffer): Likewise.
4529 * stringpool.h (Stringpool_template::get_offset_from_key):
4532 2008-07-23 Ian Lance Taylor <iant@google.com>
4535 * object.h (Merged_symbol_value::value): Do our best to handle a
4539 * script.cc (Version_script_info::get_versions): Don't add empty
4540 version tag to return value.
4541 (Version_script_info::get_symbol_version_helper): Change return
4542 type to bool. Add pversion parameter. Change all callers.
4543 (script_register_vers_node): Don't require a non-NULL tag.
4544 * script.h (class Version_script_info): Update declarations.
4545 (Version_script_info::get_symbol_version): Change return type to
4546 bool. Add version parameter. Change all callers.
4547 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4548 handling. Handle an empty version from a version script.
4549 (Symbol_table::define_special_symbol): Likewise.
4550 * testsuite/ver_test_10.script: New file.
4551 * testsuite/ver_test_10.sh: New file.
4552 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4553 (check_DATA): Add ver_test_10.syms.
4554 (ver_test_10.syms, ver_test_10.so): New target.
4555 * testsuite/Makefile.in: Rebuild.
4557 2008-07-23 Simon Baldwin <simonb@google.com>
4559 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4560 to zero for undefined symbols from dynamic libraries.
4562 2008-07-23 Ian Lance Taylor <iant@google.com>
4564 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4566 * symtab.h (class Symbol_table): Update declaration.
4567 * testsuite/ver_test_9.cc: New file.
4568 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4569 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4570 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4571 (ver_test_9.so, ver_test_9.o): New targets.
4572 * testsuite/Makefile.in: Rebuild.
4574 2008-07-22 Ian Lance Taylor <iant@google.com>
4576 * options.h (class General_options): Define --check-sections.
4577 * layout.cc (Layout::set_segment_offsets): Handle
4580 * options.h (class General_options): Define -n/--nmagic and
4582 * options.cc (General_options::finalize): For -n/--nmagic or
4583 -N/--omagic, set -static.
4584 * layout.cc (Layout::attach_allocated_section_to_segment): If
4585 -N/--omagic, don't put read-only and read-write sections in
4587 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4588 finding a read-only segment.
4589 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4590 don't set the minimum segment alignment to the common page size,
4591 and don't set the file offset to the address modulo the page size.
4592 * script-sections.cc (Script_sections::create_segments): If
4593 -n/--omagic, don't put read-only and read-write sections in
4596 * cref.cc: New file.
4598 * options.h (class General_options): Add --print-symbol-counts.
4599 * main.cc (main): Issue defined symbol report if requested.
4600 * archive.cc (Archive::interpret_header): Make into a const member
4602 (Archive::add_symbols): Call Input_objects::archive_start and
4604 (Archive::const_iterator): Define new class.
4605 (Archive::begin, Archive::end): New functions.
4606 (Archive::include_all_members): Rewrite to use iterator.
4607 (Archive::count_members): New function.
4608 * archive.h (class Archive): Update declarations.
4609 (Archive::filename): New function.
4610 * object.cc: Include "cref.h".
4611 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4612 (Sized_relobj::do_get_global_symbol_counts): New function.
4613 (Input_objects::add_object): Add object to cross-referencer.
4614 (Input_objects::archive_start): New function.
4615 (Input_objects::archive_stop): New function.
4616 (Input_objects::print_symbol_counts): New function.
4617 * object.h: Declare Cref and Archive.
4618 (Object::get_global_symbol_counts): New function.
4619 (Object::do_get_global_symbol_counts): New pure virtual function.
4620 (class Sized_relobj): Add defined_count_ field. Update
4622 (class Input_objects): Add cref_ field. Update constructor.
4623 Update declarations.
4624 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4626 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4628 (Sized_dynobj::do_get_global_symbol_counts): New function.
4629 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4630 defined_count_. Update declarations. Define Symbols typedef.
4631 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4632 parameter. Change all callers.
4633 (Symbol_table::add_from_dynobj): Add sympointers and defined
4634 parameters. Change all callers.
4635 * symtab.h (class Symbol_table): Update declarations.
4636 * Makefile.am (CCFILES): Add cref.cc.
4637 (HFILES): Add cref.h.
4638 * Makefile.in: Rebuild.
4640 2008-07-22 Simon Baldwin <simonb@google.com>
4642 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4643 to zero when writing undefined symbols.
4645 2008-07-22 Ian Lance Taylor <iant@google.com>
4647 * output.cc (Output_section::add_input_section): Don't try to
4648 merge empty merge sections.
4650 2008-07-21 Craig Silverstein <csilvers@google.com>
4652 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4653 Include symbol version in error message.
4655 2008-07-20 Chris Demetriou <cgd@google.com>
4657 * configure.ac (gold_cv_c_random_seed): New configured variable.
4658 (RANDOM_SEED_CFLAGS): New substituted variable.
4659 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4660 * configure: Rebuild.
4661 * Makefile.in: Likewise.
4662 * testsuite/Makefile.in: Likewise.
4664 2008-07-18 Ian Lance Taylor <iant@google.com>
4666 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4667 where we see NAME/NULL and NAME/VERSION as separate symbols.
4668 * testsuite/ver_test_main.cc (main): Call t4.
4669 (t4, t4_2a): Define.
4670 * testsuite/ver_test_2.cc (t4_2): Define.
4671 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4672 * testsuite/ver_test_4.cc (t4_2a): Define.
4673 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4674 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4676 2008-07-17 Ian Lance Taylor <iant@google.com>
4678 * dynobj.cc (Versions::add_def): If we give an error about a
4679 missing version, go ahead and create the version anyhow.
4681 2008-07-10 Ian Lance Taylor <iant@google.com>
4683 Handle output sections with more than 0x7fffffff bytes.
4684 * object.h (class Relobj): Change map_to_output_ to
4685 output_sections_, and just keep a section pointer. Change all
4686 uses. Move comdat group support to Sized_relobj.
4687 (Relobj::is_section_specially_mapped): Remove.
4688 (Relobj::output_section): Remove poff parameter. Change all
4690 (Relobj::output_section_offset): New function.
4691 (Relobj::set_section_offset): Rewrite.
4692 (Relobj::map_to_output): Remove.
4693 (Relobj::output_sections): New function.
4694 (Relobj::do_output_section_offset): New pure virtual function.
4695 (Relobj::do_set_section_offset): Likewise.
4696 (class Sized_relobj): Add section_offsets_ field. Add comdat
4697 group support from Relobj. Update declarations.
4698 (Sized_relobj::get_output_section_offset): New function.
4699 (Sized_relobj::do_output_section_offset): New function.
4700 (Sized_relobj::do_set_section_offset): New function.
4701 * object.cc (Relobj::output_section_address): Remove.
4702 (Sized_relobj::Sized_relobj): Initialize new fields.
4703 (Sized_relobj::include_section_group): Cast find_kept_object to
4705 (Sized_relobj::include_linkonce_section): Likewise.
4706 (Sized_relobj::do_layout): Use separate arrays for output section
4708 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4710 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4711 output_sections and section_offsets.
4712 (Sized_relobj::write_local_symbols): Likewise.
4713 (map_to_kept_section): Compute output address directly.
4714 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4715 output_sections and section_offsets.
4716 (Sized_relobj::write_sections): Likewise.
4717 (Sized_relobj::relocate_sections): Likewise.
4718 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4719 * output.h (class Output_reloc): Update declarations. Change
4720 u2_.relobj to Sized_relobj*.
4721 (class Output_data_reloc): Change add functions to use
4723 * output.cc (Output_reloc::Output_reloc): Change relobj to
4725 (Output_reloc::local_section_offset): Change return type to
4726 Elf_Addr. Use get_output_section_offset.
4727 (Output_reloc::get_address): Likewise.
4728 (Output_section::is_input_address_mapped): Don't call
4729 is_section_specially_mapped.
4730 (Output_section::output_offset): Likewise.
4731 (Output_section::output_address): Likewise.
4732 (Output_section::starting_output_address): Likewise.
4733 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4734 parameter to Sized_relobj*.
4735 (Copy_relocs::need_copy_reloc): Likewise.
4736 (Copy_relocs::save): Likewise.
4737 * copy-relocs.h (class Copy_relocs): Update declarations.
4738 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4739 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4740 * target-reloc.h (relocate_for_relocatable): Change
4741 offset_in_output_section type to Elf_Addr. Change code that uses
4743 * layout.cc (Layout::layout): Always set *off.
4744 * mapfile.cc (Mapfile::print_input_section): Use
4745 output_section_offset.
4746 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4748 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4749 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4750 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4752 2008-07-03 Ian Lance Taylor <iant@google.com>
4754 * layout.cc (Layout::include_section): Do not discard unrecognized
4755 SHT_STRTAB sections.
4757 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4759 * script.cc (Lex::can_continue_name): Make '?' allowable in
4760 version-script names.
4761 * testsuite/version_script.map: Change glob pattern to use '?'
4763 2008-06-30 Manish Singh <yosh@gimp.org>
4766 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4769 2008-06-30 Ian Lance Taylor <iant@google.com>
4773 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4774 versions]: Don't try to read the value in the contents, since we
4775 don't use it. Use the template endianness when writing.
4777 2008-06-25 Cary Coutant <ccoutant@google.com>
4779 * fileread.cc (File_read::make_view): Assert on zero-length view.
4780 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4781 symbol table when there are no symbols to read.
4783 2008-06-23 Craig Silverstein <csilvers@google.com>
4785 * version.cc (version_string): Bump to 1.7
4787 2008-06-18 Craig Silverstein <csilvers@google.com>
4789 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4790 constant 0xFFFF to type Valtype.
4791 (Powerpc_relocate_functions::rel16_ha): Likewise.
4793 2008-06-17 Ian Lance Taylor <iant@google.com>
4795 * output.h (Output_section::Input_section): Initialize p2align_ to
4796 zero for Output_section_data constructors.
4797 (Output_section::Input_section::addralign): If not an input
4798 section, return the alignment of the Output_section_data.
4799 * testsuite/copy_test.cc: New file.
4800 * testsuite/copy_test_1.cc: New file.
4801 * testsuite/copy_test_2.cc: New file.
4802 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4803 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4804 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4805 (copy_test_1_pic.o, copy_test_1.so): New targets.
4806 (copy_test_2_pic.o, copy_test_2.so): New targets.
4807 * testsuite/Makefile.in: Rebuild.
4809 * script-sections.cc (Script_sections::place_orphan): Initialize
4810 local variable exact.
4812 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4814 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4816 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4817 David S. Miller <davem@davemloft.net>
4819 * powerpc.cc: New file.
4820 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4821 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4822 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4823 * Makefile.in: Rebuild.
4825 2008-06-09 Ian Lance Taylor <iant@google.com>
4827 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4829 (throwing, orig_terminate): New static variables.
4830 (terminate_handler): New static function.
4831 (t2): Set terminate handler.
4833 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4836 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4839 2008-05-30 Cary Coutant <ccoutant@google.com>
4841 * archive.cc (Archive::include_all_members) Correct to step
4842 over symbol table and extended name table in thin archives.
4844 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4847 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4850 2008-05-28 Caleb Howe <cshowe@google.com>
4852 * reduced_debug_output.cc: New file.
4853 * reduced_debug_output.h: New file.
4854 * options.h (class General_options): Add --strip-debug-non-line.
4855 * options.cc (General_options::finalize): Add strip_debug_non_line
4856 to the strip heirarchy.
4857 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4859 * layout.cc: Include "reduced_debug_output.h".
4860 (Layout::Layout): Initialize new fields.
4861 (line_only_debug_sections): New static array.
4862 (is_lines_only_debug_sections): New static inline function.
4863 (Layout::include_section): Handle --strip-debug-non-line.
4864 (Layout::make_output_section): If --strip-debug-non-line, build
4865 new output sections for .debug_abbrev and .debug_info.
4866 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4867 gold. Warn about possible overflow.
4868 (read_signed_LEB_128): Likewise.
4869 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4870 (read_signed_LEB_128): Declare.
4871 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4872 (HFILES): Add reduced_debug_output.h.
4873 * Makefile.in: Rebuild.
4875 2008-05-21 Ian Lance Taylor <iant@google.com>
4877 * mapfile.cc: New file.
4878 * mapfile.h: New file.
4879 * options.h (class General_options): Add -M/--print-map and -Map.
4880 * options.cc (General_options::finalize): Make -M equivalent to
4882 * main.cc: Include <cstdio> and "mapfile.h".
4883 (main): Open mapfile if requested.
4884 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4885 constructor. Change caller.
4886 (queue_initial_tasks): Add mapfile parameter. Change caller.
4887 (queue_middle_tasks): Likewise.
4888 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4890 * archive.cc: Include "mapfile.h".
4891 (Archive::add_symbols): Add mapfile parameter. Change all
4892 callers. Pass mapfile, symbol, and reason to include_member.
4893 (Archive::include_all_members): Add mapfile parameter. Change all
4895 (Archive::include_member): Add mapfile, sym, and why parameters.
4896 Change all callers. Report inclusion to map file.
4897 * archive.h: Include "fileread.h".
4898 (class Archive): Update declarations.
4899 (Archive::file): New const method.
4900 (class Add_archive_symbols): Add mapfile_ field. Update
4901 constructor. Change all callers.
4902 * readsyms.h (class Read_symbols): Likewise.
4903 (class Finish_group): Likewise.
4904 (class Read_script): Likewise.
4905 * common.cc: Include "mapfile.h".
4906 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4908 (Symbol_table::do_allocate_commons): Likewise.
4909 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4910 symbol allocation to mapfile.
4911 * common.h (class Allocate_commons_task): Add mapfile_ field.
4912 Update constructor. Change all callers.
4913 * symtab.h (class Symbol_table): Update declarations.
4914 * layout.cc: Include "mapfile.h".
4915 (Layout_task_runner::run): Print information to mapfile.
4916 (Layout::create_gold_note): Change Output_data_fixed_space to
4917 Output_data_zero_fill.
4918 (Layout::create_build_id): Likewise.
4919 (Layout::print_to_mapfile): New function.
4920 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4921 constructor. Change caller.
4922 (class Layout): Declare print_to_mapfile.
4923 * output.cc (Output_section::Input_section::print_to_mapfile): New
4925 (Output_section::add_input_section): If producing a map, always
4926 add to input_sections_ list.
4927 (Output_section::do_print_to_mapfile): New function.
4928 (Output_segment::print_sections_to_mapfile): New function.
4929 (Output_segment::print_section_list_to_mapfile): New function.
4930 * output.h: Include "mapfile.h".
4931 (Output_data::print_to_mapfile): New function.
4932 (Output_data::do_print_to_mapfile): New virtual function.
4933 (Output_segment_headers::do_print_to_mapfile): New function.
4934 (Output_file_header::do_print_to_mapfile): New function.
4935 (Output_data_const::do_print_to_mapfile): New function.
4936 (class Output_data_const_buffer): Add map_name_ field. Update
4937 constructor. Change all callers. Add do_print_to_mapfile
4939 (class Output_data_fixed_space): Likewise.
4940 (class Output_data_space): Likewise.
4941 (class Output_data_zero_fill): New class.
4942 (Output_data_strtab::do_print_to_mapfile): New function.
4943 (Output_data_reloc_base::do_print_to_mapfile): New function.
4944 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4945 (Output_data_group::do_print_to_mapfile): New function.
4946 (Output_data_got::do_print_to_mapfile): New function.
4947 (Output_data_dynamic::do_print_to_mapfile): New function.
4948 (Output_symtab_xindex::do_print_to_mapfile): New function.
4949 (class Output_section): Declare do_print_to_mapflie. Declare
4950 print_to_mapfile in Input_section.
4951 (class Output_segment): Declare new functions.
4952 * object.h (Sized_relobj::symbol_count): New function.
4953 * script-sections.cc
4954 (Output_section_element_dot_assignment::set_section_addresses):
4955 Change Output_data_fixed_space to Output_data_zero_fill.
4956 (Output_data_expression::do_print_to_mapfile): New function.
4957 * script.cc (read_input_script): Add mapfile parameter. Change
4959 * script.h (read_input_script): Update declaration.
4960 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4961 (Eh_frame::do_print_to_mapfile): New function.
4962 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4963 (Output_merge_string::do_print_to_mapfile): New function.
4964 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4966 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4968 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4970 * Makefile.am (CCFILES): Add mapfile.cc.
4971 (HFILES): Add mapfile.h.
4972 * Makefile.in: Rebuild.
4974 2008-05-19 Ian Lance Taylor <iant@google.com>
4976 * options.h (class General_options): Add -z relro.
4977 * layout.cc (Layout::Layout): Initialize relro_segment_.
4978 (Layout::add_output_section_data): Return the output section.
4979 (Layout::make_output_section): Rcognize relro sections and mark
4981 (Layout::attach_allocated_section_to_segment): Put relro sections
4982 in a PT_GNU_RELRO segment.
4983 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4985 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4987 (Layout::linkonce_mapping): Map d.rel.ro.local to
4989 (Layout::output_section_name): Us .data.rel.ro.local for any
4990 section which begins with that.
4991 * layout.h (class Layout): Update add_output_section_data
4992 declaration. Add relro_segment_ field.
4993 * output.cc (Output_section::Output_section): Initialize is_relro_
4994 and is_relro_local_ fields.
4995 (Output_segment::add_output_section): Group relro sections.
4996 (Output_segment::is_first_section_relro): New function.
4997 (Output_segment::maximum_alignment): If there is a relro section,
4998 align the segment to the common page size.
4999 (Output_segment::set_section_addresses): Track whether we are
5000 looking at relro sections. If the last section is a relro
5001 section, align to the common page size.
5002 (Output_segment::set_section_list_addresses): Add in_relro
5003 parameter. Change all callers. Align to the page size when
5004 moving from relro to non-relro section.
5005 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
5007 * output.h (class Output_section): Add is_relro_ and
5008 is_relro_local_ fields.
5009 (Output_section::is_relro): New function.
5010 (Output_section::set_is_relro): New function.
5011 (Output_section::is_relro_local): New function.
5012 (Output_section::set_is_relro_local): New function.
5013 (class Output_segment): Update declarations.
5014 * i386.cc (Target_i386::got_section): Mark .got section as relro.
5015 * sparc.cc (Target_sparc::got_section): Likewise.
5016 * x86_64.cc (Target_x86_64::got_section): Likewise.
5017 * testsuite/relro_test_main.cc: New file.
5018 * testsuite/relro_test.cc: New file.
5019 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
5020 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
5021 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
5022 (relro_test.so, relro_test_pic.o): New targets.
5023 * testsuite/Makefile.in: Rebuild.
5025 2008-05-16 Ian Lance Taylor <iant@google.com>
5027 * output.cc (Output_segment::add_output_section): Remove front
5029 * output.h (class Output_segment): Remove
5030 add_initial_output_section and overloaded add_output_section.
5031 Update declaration of remaining add_output_section.
5032 * layout.cc (Layout::create_interp): Call add_output_section
5033 rather than add_initial_output_section.
5034 (Layout::finish_dynamic_section): Likewise.
5036 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
5037 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
5038 know the dynamic type.
5039 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
5040 field. Initialize it in constructor.
5041 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
5042 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
5043 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
5046 * output.cc (Output_reloc::get_address): Change return type to
5048 * output.h (class Output_reloc): Update get_address declaration.
5049 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
5050 for section addresses.
5052 2008-05-09 Ian Lance Taylor <iant@google.com>
5055 * gold.cc (gold_nomem): Use return value of write.
5057 2008-05-08 Ian Lance Taylor <iant@google.com>
5059 * symtab.c (Symbol::init_base_output_data): Add version
5060 parameter. Change all callers.
5061 (Symbol::init_base_output_segment): Likewise.
5062 (Symbol::init_base_constant): Likewise.
5063 (Symbol::init_base_undefined): Likewise.
5064 (Sized_symbol::init_output_data): Likewise.
5065 (Sized_symbol::init_output_segment): Likewise.
5066 (Sized_symbol::init_constant): Likewise.
5067 (Sized_symbol::init_undefined): Likewise.
5068 (Symbol_table::do_define_in_output_data): If the new symbol has a
5069 version, mark it as the default.
5070 (Symbol_table::do_define_in_output_segment): Likewise.
5071 (Symbol_table::do_define_as_constant): Likewise.
5072 * symtab.h (class Symbol): Update declarations.
5073 (class Sized_symbol): Likewise.
5074 * resolve.cc (Symbol::override_version): New function.
5075 (Symbol::override_base): Call override_version.
5076 (Symbol::override_base_with_special): Likewise.
5077 * testsuite/ver_script_8.script: New file.
5078 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
5079 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
5080 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
5081 (ver_test_8_1.so, ver_test_8_2.so): New targets.
5083 2008-05-06 Ian Lance Taylor <iant@google.com>
5086 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
5088 (class General_options): Remove existing --undefined, and add
5089 --no-undefined instead. Add new --undefined as synonym for -u.
5090 * archive.cc (Archive::add_symbols): Check whether symbol was
5092 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
5093 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
5094 all uses. Add IS_UNDEFINED. Update declarations to split
5095 different versions of init_base. Declare init_base_undefined.
5096 (Symbol::is_defined): Handle IS_UNDEFINED.
5097 (Symbol::is_undefined): Likewise.
5098 (Symbol::is_weak_undefined): Call is_undefined.
5099 (Symbol::is_absolute): Handle IS_CONSTANT.
5100 (class Sized_symbol): Update declarations to split different
5101 versions of init. Declare init_undefined.
5102 (class Symbol_table): Declare new functions.
5103 * symtab.cc (Symbol::init_base_object): Rename from init_base.
5105 (Symbol::init_base_output_data): Likewise.
5106 (Symbol::init_base_output_segment): Likewise.
5107 (Symbol::init_base_constant): Likewise.
5108 (Symbol::init_base_undefined): New function.
5109 (Sized_symbol::init_object): Rename from init. Change all
5111 (Sized_symbol::init_output_data): Likewise.
5112 (Sized_symbol::init_output_segment): Likewise.
5113 (Sized_symbol::init_constant): Likewise.
5114 (Sized_symbol::init_undefined): New function.
5115 (Symbol_table::add_undefined_symbols_from_command_line): New
5117 (Symbol_table::do_add_undefined_symbols_from_command_line): New
5119 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
5120 (Symbol::output_section): Likewise.
5121 (Symbol::set_output_section): Likewise.
5122 (Symbol_table::sized_finalize_symbol): Likewise.
5123 (Symbol_table::sized_write_globals): Likewise.
5124 * resolve.cc (Symbol_table::should_override): Likewise.
5125 (Symbol::override_base_with_special): Likewise.
5127 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
5128 symbol, change it to have default visibility.
5129 * testsuite/protected_1.cc: New file.
5130 * testsuite/protected_2.cc: New file.
5131 * testsuite/protected_3.cc: New file.
5132 * testsuite/protected_main_1.cc: New file.
5133 * testsuite/protected_main_2.cc: New file.
5134 * testsuite/protected_main_3.cc: New file.
5135 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
5136 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
5137 (protected_1_LDFLAGS, protected_1_LDADD): Define.
5138 (protected_1.so): New target.
5139 (protected_1_pic.o, protected_2_pic.o): New targets.
5140 (protected_3_pic.o): New target.
5141 (check_PROGRAMS): Add protected_2.
5142 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5143 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5144 * testsuite/Makefile.in: Rebuild.
5146 * options.h (DEFINE_var): Add set_user_set_##varname__.
5147 (DEFINE_bool_alias): New macro.
5148 (class General_options): Define -Bstatic using DEFINE_bool_alias
5149 rather than DEFINE_special. Add --undefined as an alias for -z
5151 * options.cc (General_options::parse_Bstatic): Remove.
5153 * options.h (class General_options): Add --fatal-warnings.
5154 * main.cc (main): Implement --fatal-warnings.
5155 * errors.h (Errors::warning_count): New function.
5157 * options.h (class General_options): Add -Bsymbolic-functions.
5158 * symtab.h (Symbol::is_preemptible): Check for
5159 -Bsymbolic-functions.
5161 2008-05-05 Ian Lance Taylor <iant@google.com>
5163 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5164 as noVARNAME rather than no-VARNAME.
5165 (class General_options): Add option -z combreloc.
5166 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5168 (Output_reloc::sort_before) [SHT_REL]: New function.
5169 (Output_reloc::sort_before) [SHT_RELA]: New function.
5170 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5171 Sort_relocs_comparison.
5172 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5173 parameter. Change all callers.
5174 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5175 sort_relocs parameter. Change all callers.
5176 * output.cc (Output_reloc::get_address): New function, broken out
5178 (Output_reloc::write_rel): Call it.
5179 (Output_reloc::compare): New function.
5180 (Output_data_reloc_base::do_write): Optionally sort relocs.
5182 * configure.ac: If targ_extra_obj is set, link it in.
5183 * configure.tgt: Initialize all variables.
5184 (x86_64*): Set targ_extra_obj and targ_extra_size.
5185 * configure: Rebuild.
5187 * object.cc (Sized_relobj::include_section_group): Adjust section
5188 indexes read from group data. Build vector to pass to
5190 * layout.cc (Layout::layout_group): Add flags and shndxes
5191 parameters. Remove contents parameter. Change caller. Update
5192 explicit instantiations.
5193 * layout.h (class Layout): Update layout_group declaration.
5194 * output.cc (Output_data_group::Output_data_group): Add flags and
5195 input_shndxes parameters. Remove contents parameter. Change
5197 (Output_data_group::do_write): Change input_sections_ to
5199 * output.h (class Output_data_group): Update constructor
5200 declaration. Rename input_sections_ to input_shndxes_.
5201 * testsuite/many_sections_test.cc: Add template.
5203 2008-04-30 Cary Coutant <ccoutant@google.com>
5205 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5207 * layout.cc (Layout::include_section): Refactored check for debug
5209 (Layout::add_comdat): Add new parameters. Change type
5210 of signature parameter. Add object and shndx to signatures table.
5211 (Layout::find_kept_object): New function.
5212 * layout.h: Include <cstring>.
5213 (Layout::is_debug_info_section): New function.
5214 (Layout::add_comdat): Add new parameters.
5215 (Layout::find_kept_object): New function.
5216 (Layout::Kept_section): New struct.
5217 (Layout::Signatures): Change type of map range.
5218 * object.cc (Relobj::output_section_address): New function.
5219 (Sized_relobj::include_section_group): Add new parameters. Change
5220 calls to Layout::add_comdat. Change to build table of kept comdat
5221 groups and table mapping discarded sections to kept sections.
5222 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5223 (Sized_relobj::do_layout): Change calls to include_section_group and
5224 include_linkonce_section.
5225 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5226 value to zero when section is discarded.
5227 (Sized_relobj::map_to_kept_section): New function.
5228 * object.h (Relobj::output_section_address): New function.
5229 (Relobj::Comdat_group): New type.
5230 (Relobj::find_comdat_group): New function.
5231 (Relobj::Comdat_group_table): New type.
5232 (Relobj::Kept_comdat_section): New type.
5233 (Relobj::Kept_comdat_section_table): New type.
5234 (Relobj::add_comdat_group): New function.
5235 (Relobj::set_kept_comdat_section): New function.
5236 (Relobj::get_kept_comdat_section): New function.
5237 (Relobj::comdat_groups_): New field.
5238 (Relobj::kept_comdat_sections_): New field.
5239 (Symbol_value::input_value): Update comment.
5240 (Sized_relobj::map_to_kept_section) New function.
5241 (Sized_relobj::include_linkonce_section): Add new parameter.
5242 * target-reloc.h (Comdat_behavior): New type.
5243 (get_comdat_behavior): New function.
5244 (relocate_section): Add code to map a discarded section to the
5245 corresponding kept section when applying a relocation.
5247 2008-04-30 Craig Silverstein <csilvers@google.com>
5249 * dwarf_reader.cc (next_generation_count): New static var.
5250 (Addr2line_cache_entry): New struct.
5251 (addr2line_cache): New static var.
5252 (Dwarf_line_info::one_addr2line): Added caching.
5253 (Dwarf_line_info::clear_addr2line_cache): New function.
5254 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5255 cache-size parameter.
5256 (Dwarf_line_info::one_addr2line_cache): New function.
5257 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5258 new cache-size argument to one_addr2line(), and clear cache.
5260 2008-04-28 Cary Coutant <ccoutant@google.com>
5262 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5263 R_386_PC8 relocations.
5265 2008-04-23 Ian Lance Taylor <iant@google.com>
5267 * object.cc (Sized_relobj::include_section_group): Check for
5268 invalid section group.
5270 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5273 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5274 than read for file header.
5275 * archive.cc (Archive::include_member): Likewise.
5277 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5279 * aclocal.m4: Regenerate.
5280 * configure: Regenerate.
5282 2008-04-19 Ian Lance Taylor <iant@google.com>
5284 * version.cc (version_string): Bump to 1.6.
5286 * testsuite/Makefile.am (many_sections_r_test): New target.
5287 (many_sections_r_test_SOURCES): Remove.
5288 (many_sections_r_test_DEPENDENCIES): Remove.
5289 (many_sections_r_test_LDFLAGS): Remove.
5290 (many_sections_r_test_LDADD): Remove.
5292 * object.cc (Sized_relobj::do_add_symbols): Always pass
5293 local_symbol_count_ to add_from_relobj.
5295 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5296 every thousand variables.
5297 * testsuite/Makefile.in: Rebuild.
5299 * object.cc (Xindex::initialize_symtab_xindex): New function.
5300 (Xindex::read_symtab_xindex): New function.
5301 (Xindex::sym_xindex_to_shndx): New function.
5302 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5304 (Sized_relobj::do_initialize_xindex): New function.
5305 (Sized_relobj::do_read_symbols): Adjust section links.
5306 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5307 parameter. Change all callers.
5308 (Sized_relobj::include_section_group): Adjust section links and
5309 symbol section indexes.
5310 (Sized_relobj::do_layout): Adjust section links.
5311 (Sized_relobj::do_count_local_symbols): Adjust section links and
5312 symbol section indexes.
5313 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5314 ordinary and special symbols.
5315 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5316 dynsym_xindex parameters. Change all callers. Adjust section
5317 links. Use SHN_XINDEX when needed.
5318 (Sized_relobj::get_symbol_location_info): Adjust section links.
5319 Don't get fooled by special symbols.
5320 * object.h (class Xindex): Define.
5321 (class Object): Add xindex_ parameter. Declare virtual functoin
5322 do_initialize_xindex.
5323 (Object::adjust_sym_shndx): New function.
5324 (Object::set_xindex): New protected function.
5325 (class Symbol_value): Add is_ordinary_shndx_ field.
5326 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5327 (Symbol_value::value): Assert ordinary section.
5328 (Symbol_value::initialize_input_to_output_map): Likewise.
5329 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5331 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5333 (class Sized_relobj): Update declarations.
5334 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5335 parameter. Change all callers.
5336 (Sized_relobj::adjust_shndx): New function.
5337 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5339 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5340 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5341 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5342 (Sized_dynobj::read_dynsym_section): Adjust section links.
5343 (Sized_dynobj::read_dynamic): Likewise.
5344 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5346 (Sized_dynobj::do_initialize_xindex): New function.
5347 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5348 do_initialize_xindex.
5349 (Sized_dynobj::adjust_shndx): New function.
5350 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5351 dynsym_xindex_ fields.
5352 (Layout::finalize): Add a call to set_section_indexes before
5353 creating the symtab sections.
5354 (Layout::set_section_indexes): Don't do anything if the section
5355 already has a section index.
5356 (Layout::create_symtab_sections): Add shnum parameter. Change
5357 caller. Create .symtab_shndx section if needed.
5358 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5360 (Layout::allocated_output_section_count): New function.
5361 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5363 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5364 fields. Update declarations.
5365 (Layout::symtab_xindex): New function.
5366 (Layout::dynsym_xindex): New function.
5367 (class Write_symbols_task): Add layout_ field.
5368 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5370 * output.cc (Output_section_headers::Output_section_headers): Add
5371 shstrtab_section parameter. Change all callers.
5372 (Output_section_headers::do_sized_write): Store overflow values
5373 for section count and section string table section index in
5374 section header zero.
5375 (Output_file_header::do_sized_write): Check for overflow of
5376 section count and section string table section index.
5377 (Output_symtab_xindex::do_write): New function.
5378 (Output_symtab_xindex::endian_do_write): New function.
5379 * output.h (class Output_section_headers): Add shstrtab_section_.
5380 Update declarations.
5381 (class Output_symtab_xindex): Define.
5382 (Output_section::has_out_shndx): New function.
5383 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5385 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5387 (Sized_symbol::init): Likewise.
5388 (Symbol::output_section): Check for ordinary symbol.
5389 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5390 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5392 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5393 Change all callers. Simplify handling of symbols from sections
5394 not included in the link.
5395 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5397 (Weak_alias_sorter::operator()): Assert that symbols are
5399 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5401 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5402 parameters. Change all callers.
5403 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5404 symbol distinction. Use SHN_XINDEX when needed.
5405 (Symbol_table::write_section_symbol): Add symtab_xindex
5406 parameter. Change all callers.
5407 (Symbol_table::sized_write_section_symbol): Likewise. Use
5408 SHN_XINDEX when needed.
5409 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5411 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5412 (Symbol::is_defined): Check is_ordinary.
5413 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5414 (Symbol::is_absolute, Symbol::is_common): Likewise.
5415 (class Sized_symbol): Update declarations.
5416 (class Symbol_table): Update declarations.
5417 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5418 parameters. Change all callers.
5419 (Sized_symbol::override): Likewise.
5420 (Symbol_table::override): Likewise.
5421 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5422 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5423 is_ordinary, and orig_st_shndx parameters. Change all callers.
5424 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5425 to be in an ordinary section.
5426 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5427 object and is_ordinary parameters. Change all callers.
5428 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5429 Change all callers. Don't add undefined or non-ordinary symbols
5431 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5433 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5435 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5436 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5437 (Sized_relobj::relocate_sections): Likewise.
5438 * target-reloc.h (scan_relocs): Adjust section symbol index.
5439 (scan_relocatable_relocs): Likewise.
5440 * i386.cc (Scan::local): Check for ordinary symbols.
5441 * sparc.cc (Scan::local): Likewise.
5442 * x86_64.cc (Scan::local): Likewise.
5443 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5444 to symbol_section_and_value.
5445 * testsuite/many_sections_test.cc: New file.
5446 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5447 (check_PROGRAMS): Add many_sections_test.
5448 (many_sections_test_SOURCES): Define.
5449 (many_sections_test_DEPENDENCIES): Define.
5450 (many_sections_test_LDFLAGS): Define.
5451 (BUILT_SOURCES): Add many_sections_define.h.
5452 (many_sections_define.h): New target.
5453 (BUILT_SOURCES): Add many_sections_check.h.
5454 (many_sections_check.h): New target.
5455 (check_PROGRAMS): Add many_sections_r_test.
5456 (many_sections_r_test_SOURCES): Define.
5457 (many_sections_r_test_DEPENDENCIES): Define.
5458 (many_sections_r_test_LDFLAGS): Define.
5459 (many_sections_r_test_LDADD): Define.
5460 (many_sections_r_test.o): New target.
5461 * testsuite/Makefile.in: Rebuild.
5463 2008-04-17 Cary Coutant <ccoutant@google.com>
5465 * errors.cc (Errors::info): New function.
5466 (gold_info): New function.
5467 * errors.h (Errors::info): New function.
5468 * gold.h (gold_info): New function.
5469 * object.cc (Input_objects::add_object): Print trace output.
5470 * options.cc (options::parse_set): New function.
5471 (General_options::parse_wrap): Deleted.
5472 (General_options::General_options): Deleted initializer.
5473 * options.h (options::String_set): New typedef.
5474 (options::parse_set): New function.
5475 (DEFINE_set): New macro.
5476 (General_options::wrap): Changed to use DEFINE_set. Changed
5477 callers of any_wrap_symbols and is_wrap_symbol.
5478 (General_options::trace, General_options::trace_symbol):
5480 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5481 (General_options::wrap_symbols_): Deleted.
5482 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5484 2008-04-17 David S. Miller <davem@davemloft.net>
5486 * options.cc (General_options::parse_V): New function.
5487 * options.h: Add entries for -V and -Qy.
5489 2008-04-17 Ian Lance Taylor <iant@google.com>
5491 * common.cc (Symbol_table::allocate_commons): Remove options
5492 parameter. Change caller.
5493 (Symbol_table::do_allocate_commons): Remove options parameter.
5494 Change caller. Just call do_allocate_commons_list twice.
5495 (Symbol_table::do_allocate_commons_list): New function, broken out
5496 of do_allocate_commons.
5497 * common.h (class Allocate_commons_task): Remove options_ field.
5499 * symtab.cc (Symbol_table::Symbol_table): Initialize
5501 (Symbol_table::add_from_object): Put TLS common symbols on
5503 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5504 which are IN_OUTPUT_DATA.
5505 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5506 allocate_commons and do_allocate_commons declarations. Declare
5507 do_allocate_commons_list.
5508 * gold.cc (queue_middle_tasks): Update creation of
5509 Allocate_commons_task to not pass options.
5510 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5511 (TLS_TEST_C_FLAGS): New variable.
5512 (tls_test_c_pic.o): New target.
5513 (tls_test_shared.so): Link in tls_test_c_pic.o.
5514 (tls_test_c_pic_ie.o): New target.
5515 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5516 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5517 (tls_test_c.o): New target.
5518 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5519 (tls_pic_test_LDADD): Likewise.
5520 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5521 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5522 (tls_test_c_gnu2.o): New target.
5523 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5525 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5526 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5527 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5528 * testsuite/tls_test.cc: Include "config.h".
5529 (t_last): Call t11_last.
5530 * testsuite/tls_test.h (t11, t11_last): Declare.
5531 * testsuite/tls_test_c.c: New file.
5532 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5533 * configure.ac: Check for OpenMP support.
5534 * configure, config.in, Makefile.in: Rebuild.
5535 * testsuite/Makefile.in: Rebuild.
5537 2008-04-16 Cary Coutant <ccoutant@google.com>
5539 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5540 (Target_i386::tls_base_symbol_defined_): New field.
5541 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5542 (Target_i386::Scan::global): Likewise.
5543 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5544 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5545 (Target_x86_64::tls_base_symbol_defined_): New field.
5546 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5547 (Target_x86_64::Scan::global): Likewise.
5549 2008-04-16 Cary Coutant <ccoutant@google.com>
5551 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5552 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5553 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5554 building shared libraries.
5555 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5556 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5557 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5558 * testsuite/Makefile.in: Rebuild.
5559 * testsuite/weak_undef.h: New file.
5560 * testsuite/weak_undef_file1.cc: Add extra test cases.
5561 * testsuite/weak_undef_file2.cc: Likewise.
5562 * testsuite/weak_undef_test.cc: Likewise.
5564 2008-04-16 David S. Miller <davem@davemloft.net>
5566 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5567 Add issued_non_pic_error_ field. Declare check_non_pic.
5568 (Target_sparc::Scan::check_non_pic): New function.
5569 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5570 (Target_sparc::Scan::global): Likewise.
5572 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5573 * configure: Rebuild.
5575 * options.h (DEFINE_enable): New macro.
5576 (new_dtags): New enable option.
5577 (initfirst, interpose, loadfltr, nodefaultlib,
5578 nodelete, nodlopen, nodump): New -z options.
5579 * layout.cc (Layout:finish_dynamic_section): If new
5580 dtags enabled, emit DT_RUNPATH. Also, emit a
5581 DT_FLAGS_1 containing any specified -z flags.
5583 2008-04-16 Ian Lance Taylor <iant@google.com>
5585 * copy-relocs.cc: New file.
5586 * copy-relocs.h: New file.
5587 * reloc.cc: Remove Copy_relocs code.
5588 * reloc.h: Likewise.
5589 * reloc-types.h (struct Reloc_types) [both versions]: Add
5590 get_reloc_addend_noerror.
5591 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5592 variants of add_global which take an addend which must be zero.
5593 * i386.cc: Include "copy-relocs.h".
5594 (class Target_i386): Change type of copy_relocs_ to variable,
5596 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5598 (Target_i386::do_finalize_sections): Change handling of
5600 * sparc.cc: Include "copy-relocs.h".
5601 (class Target_sparc): Change type of copy_relocs_ to variable,
5603 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5605 (Target_sparc::do_finalize_sections): Change handling of
5607 * x86_64.cc: Include "copy-relocs.h".
5608 (class Target_x86_64): Change type of copy_relocs_ to variable,
5610 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5611 class. Change all callers.
5612 (Target_x86_64::do_finalize_sections): Change handling of
5614 * Makefile.am (CCFILES): Add copy-relocs.cc.
5615 (HFILES): Add copy-relocs.h.
5617 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5619 * testsuite/script_test_4.sh: Permit leading zeroes.
5621 2008-04-15 Ian Lance Taylor <iant@google.com>
5623 * script-sections.cc (Script_sections::create_segments): Use
5624 header_size_adjustment even when there is enough room for the
5626 * testsuite/script_test_4.sh: New file.
5627 * testsuite/script_test_4.t: New file.
5628 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5629 (check_DATA): Add script_test_4.stdout.
5630 (MOSTLYCLEANFILES): Likewise.
5631 (script_test_4): New target.
5632 (script_test_4.stdout): New target.
5633 * testsuite/Makefile.in: Rebuild.
5635 * sparc.cc: Add definitions for Output_data_plt_sparc class
5638 2008-04-14 David S. Miller <davem@davemloft.net>
5640 * sparc.cc: New file.
5641 * Makefile.am (TARGETSOURCES): Add sparc.cc
5642 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5643 * configure.tgt: Document targ_extra_size and
5644 targ_extra_big_endian. Add entries for sparc-* and
5646 * configure.ac: Handle targ_extra_size and
5647 targ_extra_big_endian.
5648 * Makefile.in: Rebuild.
5649 * configure: Likewise.
5650 * po/POTFILES.in: Likewise.
5651 * po/gold.pot: Likewise.
5653 2008-04-14 Ian Lance Taylor <iant@google.com>
5655 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5656 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5657 in the name/type/flags to section mapping. Don't call
5658 allocate_output_section.
5659 (Layout::choose_output_section): Change parameter from adjust_name
5660 to is_input_section. Don't permit input sections after sections
5661 are attached to segments. Don't call allocate_output_section.
5662 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5663 not write_enable_output_section.
5664 (Layout::make_output_section): Don't push to
5665 unattached_section_list_ nor call attach_to_segment. Call
5666 attach_section_to_segment if sections are attached.
5667 (Layout::attach_sections_to_segments): New function.
5668 (Layout::attach_section_to_segment): New function.
5669 (Layout::attach_allocated_section_to_segment): Rename from
5670 attach_to_segment. Remove flags parameter.
5671 (Layout::allocate_output_section): Remove function.
5672 (Layout::write_enable_output_section): Remove function.
5673 * layout.h (class Layout): Update for above changes. Add new
5674 field sections_are_attached_.
5675 * output.h (Output_section::update_flags_for_input_section): New
5677 * output.cc (Output_section::add_input_section): Call
5678 update_flags_for_input_section.
5679 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5681 2008-04-11 Cary Coutant <ccoutant@google.com>
5683 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5684 thought unnecessary.
5685 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5687 2008-04-11 Ian Lance Taylor <iant@google.com>
5689 * output.h (class Output_section_data): Remove inline definition
5691 * output.cc (Output_section_data::set_addralign): New function.
5693 2008-04-11 Cary Coutant <ccoutant@google.com>
5695 Add support for TLS descriptors for i386 and x86_64.
5696 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5697 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5698 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5700 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5701 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5702 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5704 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5705 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5706 Fix problem with initial-exec relocations.
5707 (Target_i386::Relocate::relocate_tls): Likewise.
5708 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5710 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5711 support for section-plus-offset dynamic table entries.
5712 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5713 (Output_data_dynamic::Dynamic_entry): Add support for
5714 section-plus-offset dynamic table entries.
5715 (Output_data_dynamic::Classification): Likewise.
5716 (Output_data_dynamic::classification_): Renamed offset_.
5717 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5718 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5719 (Target_x86_64::make_plt_section): New function.
5720 (Target_x86_64::reserve_tlsdesc_entries): New function.
5721 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5722 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5723 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5724 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5725 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5726 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5727 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5728 add extra PLT entry for TLS descriptors.
5729 (Output_data_plt_x86_64::got_): New field.
5730 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5731 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5733 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5735 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5736 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5737 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5738 R_386_TLS_DESC_CALL relocations.
5739 (Target_x86_64::Scan::global): Likewise.
5740 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5741 for TLS descriptors.
5742 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5743 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5744 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5745 GD-to-IE relaxation.
5746 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5747 and TLS_DESCRIPTORS.
5748 * Makefile.in: Rebuild.
5749 * configure: Rebuild.
5750 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5751 (tls_test_shared2.so): New target.
5752 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5753 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5754 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5755 (tls_shared_gd_to_ie_test_LDADD): New variable.
5756 (tls_shared_gnu2_gd_to_ie_test): New target.
5757 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5759 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5760 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5761 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5762 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5763 (tls_shared_gnu2_test): New target.
5764 (tls_test_gnu2_shared.so): New target.
5765 (tls_shared_gnu2_test_SOURCES): New variable.
5766 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5767 (tls_shared_gnu2_test_LDFLAGS): New variable.
5768 (tls_shared_gnu2_test_LDADD): New variable.
5769 * testsuite/Makefile.in: Rebuild.
5770 * testsuite/Makefile.
5772 2008-04-11 Ian Lance Taylor <iant@google.com>
5774 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5776 * testsuite/Makefile.in: Rebuild.
5778 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5780 * testsuite/script_test_2.cc (main): Adjust test.
5782 2008-04-11 David S. Miller <davem@davemloft.net>
5783 Ian Lance Taylor <iant@google.com>
5785 * options.h (General_options): Add entries for '-Y' and
5787 * options.cc (General_options:finalize): If -Y was used, add those
5788 entries to the library path instead of the default "/lib" and
5791 2008-04-11 David S. Miller <davem@davemloft.net>
5793 * testsuite/justsyms.t: Start at 0x100.
5794 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5795 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5797 * testsuite/script_test_2.cc: Adjust string and section length
5800 2008-04-09 Ian Lance Taylor <iant@google.com>
5803 * script-sections.cc (Sections_element::allocate_to_segment): Add
5805 (Output_section_definition::allocate_to_segment): Likewise.
5806 (Orphan_output_section::allocate_to_segment): Likewise.
5807 (Script_sections::attach_sections_using_phdrs_clause): Don't
5808 propagate non-PT_LOAD segments to orphan sections.
5809 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5810 readelf rather than objdump.
5811 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5812 .interp section and PT_INTERP segment are the same size.
5813 * testsuite/Makefile.in: Rebuild.
5815 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5816 aliases for symbols defined in the same object.
5817 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5818 (weak_alias_test_SOURCES): New variable.
5819 (weak_alias_test_DEPENDENCIES): New variable.
5820 (weak_alias_test_LDFLAGS): New variable.
5821 (weak_alias_test_LDADD): New variable.
5822 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5823 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5824 (weak_alias_test_3.o): New target.
5825 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5826 * testsuite/weak_alias_test_main.cc: New file.
5827 * testsuite/weak_alias_test_1.cc: New file.
5828 * testsuite/weak_alias_test_2.cc: New file.
5829 * testsuite/weak_alias_test_3.cc: New file.
5831 2008-04-08 Ian Lance Taylor <iant@google.com>
5833 * options.h (class General_options): Add --noinhibit-exec option.
5834 * main.cc (main): Check --noinhibit-exec.
5836 * options.h (class General_options): Define --wrap as a special
5837 option. Add wrap_symbols_ field.
5838 (General_options::any_wrap_symbols): New function.
5839 (General_options::is_wrap_symbol): New function.
5840 * options.cc (General_options::parse_wrap): New function.
5841 (General_options::General_options): Initialize wrap_symbols_.
5842 * symtab.cc (Symbol_table::wrap_symbol): New function.
5843 (Symbol_table::add_from_object): Handle --wrap.
5844 * symtab.h (class Symbol_table): Declare wrap_symbol.
5845 * target.h (Target::wrap_char): New function.
5846 (Target::Target_info): Add wrap_char field.
5847 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5848 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5849 * testsuite/testfile.cc (Target_test::test_target_info):
5852 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5855 * layout.h (class Layout): Add added_eh_frame_data_ field.
5856 * layout.cc (Layout::Layout): Initialize new field.
5857 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5858 output section until we find a section we merged successfully.
5859 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5860 that the size be non-zero.
5862 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5865 2008-04-08 Craig Silverstein <csilvers@google.com>
5867 * configure.ac: Export new conditional variable HAVE_ZLIB.
5868 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5870 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5871 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5873 2008-04-07 Ian Lance Taylor <iant@google.com>
5875 * version.cc (version_string): Set to "1.5".
5877 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5878 Add issued_non_pic_error_ field. Declare check_non_pic.
5879 (Target_x86_64::Scan::check_non_pic): New function.
5880 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5881 (Target_x86_64::Scan::global): Likewise.
5883 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5884 addend parameter. Change caller. Handle merge sections.
5885 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5886 Address to Addend. Don't add in the result of
5887 local_section_offset, pass down the addend and use the returned
5889 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5890 Update declarations of local_section_offset and symbol_value.
5891 * testsuite/two_file_test_1.cc (t18): New function.
5892 * testsuite/two_file_test_2.cc (f18): New function.
5893 * testsuite/two_file_test_main.cc (main): Call t18.
5894 * testsuite/two_file_test.h (t18, f18): Declare.
5896 * configure.ac: Don't test for objdump, c++filt, or readelf.
5897 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5899 (TEST_READELF): New variable.
5900 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5901 (check_PROGRAMS): Add two_file_strip_test.
5902 (two_file_strip_test): New target.
5903 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5904 (two_file_same_shared_strip_test_SOURCES): New variable.
5905 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5906 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5907 (two_file_same_shared_strip_test_LDADD): New variable.
5908 (two_file_shared_strip.so): New target.
5909 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5910 (ver_test_5.syms, ver_test_7.syms): Likewise.
5911 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5912 (strip_test_3.stdout): Use TEST_OBJDUMP.
5913 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5915 2008-04-04 Cary Coutant <ccoutant@google.com>
5917 * symtab.h (Symbol::is_weak_undefined): New function.
5918 (Symbol::is_strong_undefined): New function.
5919 (Symbol::is_absolute): New function.
5920 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5921 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5923 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5924 (weak_undef_test): New target.
5925 * testsuite/Makefile.in: Rebuild.
5926 * testsuite/weak_undef_file1.cc: New file.
5927 * testsuite/weak_undef_file2.cc: New file.
5928 * testsuite/weak_undef_test.cc: New file.
5930 2008-04-03 Craig Silverstein <csilvers@google.com>
5932 * compressed_output.h (class Output_compressed_section): Use
5934 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5936 (zlib_compressed_suffix): Removed.
5937 (Output_compressed_section::set_final_data_size): Use unsigned
5939 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5940 Fix linker invocation.
5941 (flagstest_o_specialfile_and_compress_debug_sections):
5943 * testsuite/Makefile.in: Regenerated.
5945 2008-04-02 David S. Miller <davem@davemloft.net>
5947 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5948 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5950 2008-04-02 Craig Silverstein <csilvers@google.com>
5954 2008-04-02 Ian Lance Taylor <iant@google.com>
5956 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5957 parameters. Update for new key type to views_. Change all
5959 (File_read::read): Adjust for byteshift in returned view.
5960 (File_read::add_view): New function, broken out of
5962 (File_read::make_view): New function, broken out of
5964 (File_read::find_or_make_view): Add offset and aligned
5965 parameters. Rewrite accordingly. Change all callers.
5966 (File_read::get_view): Add offset and aligned parameters. Adjust
5967 for byteshift in return value.
5968 (File_read::get_lasting_view): Likewise.
5969 * fileread.h (class File_read): Update declarations.
5970 (class File_read::View): Add byteshift_ field. Add byteshift to
5971 constructor. Add byteshift method.
5972 * archive.h (Archive::clear_uncached_views): New function.
5973 (Archive::get_view): Add aligned parameter. Change all callers.
5974 * object.h (Object::get_view): Add aligned parameter. Change all
5976 (Object::get_lasting_view): Likewise.
5978 * fileread.cc (File_read::release): Don't call clear_views if
5979 there are multiple objects.
5980 * fileread.h (File_read::clear_uncached_views): New function.
5981 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5984 2008-03-31 Cary Coutant <ccoutant@google.com>
5986 Add thin archive support.
5987 * archive.cc (Archive::armagt): New const.
5988 (Archive::setup): Remove task parameter and calls to unlock.
5989 (Archive::unlock_nested_archives): New function.
5990 (Archive::read_header): Add nested_off parameter. Change
5992 (Archive::interpret_header): Likewise.
5993 (Archive::include_all_members): Change to handle thin
5995 (Archive::include_member): Likewise.
5996 * archive.h (Archive::Archive): Add new parameters and
5998 (Archive::armagt): New const.
5999 (Archive::setup): Remove task parameter.
6000 (Archive::unlock_nested_archives): New function.
6001 (Archive::read_header): Add nested_off parameter.
6002 (Archive::interpret_header): Likewise.
6003 (Archive::Nested_archive_table): New typedef.
6004 (Archive::is_thin_archive_): New field.
6005 (Archive::nested_archives_): New field.
6006 (Archive::options_): New field.
6007 (Archive::dirpath_): New field.
6008 (Archive::task_): New field.
6009 * readsyms.cc (Read_symbols::do_read_symbols): Add check
6010 for thin archives. Pass additional parameters to
6011 Archive::Archive. Unlock the archive file after calling
6014 2008-03-29 Ian Lance Taylor <iant@google.com>
6016 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
6017 version symbol to be local.
6018 * testsuite/ver_test_4.sh: New file.
6019 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
6020 (check_DATA): Add ver_test_4.syms.
6021 (ver_test_4.syms): New target.
6022 * testsuite/Makefile.in: Rebuild.
6025 (Output_section::Input_section_sort_entry::has_priority): New
6027 (Output_section::Input_section_sort_entry::match_file_name): New
6029 (Output_section::Input_section_sort_entry::match_section_name):
6031 (Output_section::Input_section_sort_entry::match_section_name_prefix):
6033 (Output_section::Input_section_sort_entry::match_section_file):
6035 (Output_section::Input_section_sort_compare::operator()): Rewrite
6036 using new Input_section_sort_entry functions. Sort crtbegin and
6037 crtend first. Sort sections with no priority before sections with
6039 * testsuite/initpri1.c (d3): Check j != 4.
6040 (cd5): New constructor/destructor function.
6041 (main): Check j != 2.
6043 * symtab.cc (Symbol_table::add_from_object): If we don't use the
6044 new symbol when resolving, don't call set_is_default.
6045 * testsuite/ver_test_7.cc: New file.
6046 * testsuite/ver_test_7.sh: New file.
6047 * testsuite/Makefile.am (ver_test_7.so): New target.
6048 (ver_test_7.o): New target.
6049 (check_SCRIPTS): Add ver_test_7.sh.
6050 (check_DATA): Add ver_test_7.syms.
6051 (ver_test_7.syms): New target.
6053 2008-03-28 Ian Lance Taylor <iant@google.com>
6055 * layout.cc (Layout::layout): If we see an input section with a
6056 name that needs sorting, set the must_sort flag for the output
6058 (Layout::make_output_section): If the name of the output section
6059 indicates that it might require sorting, set the may_sort flag.
6060 * output.h (Output_section::may_sort_attached_input_sections): New
6062 (Output_section::set_may_sort_attached_input_sections): New
6064 (Output_section::must_sort_attached_input_sections): New
6066 (Output_section::set_must_sort_attached_input_sections): New
6068 (class Output_section): Declare Input_section_sort_entry. Define
6069 Input_section_sort_compare. Declare
6070 sort_attached_input_sections. Add new fields:
6071 may_sort_attached_input_sections_,
6072 must_sort_attached_input_sections_,
6073 attached_input_sections_are_sorted_.
6074 * output.cc (Output_section::Output_section): Initialize new
6076 (Output_section::add_input_section): Add an entry to
6077 input_sections_ if may_sort or must_sort are true.
6078 (Output_section::set_final_data_size): Call
6079 sort_attached_input_sections if necessary.
6080 (Output_section::Input_section_sort_entry): Define new class.
6081 (Output_section::Input_section_sort_compare::operator()): New
6083 (Output_section::sort_attached_input_sections): New function.
6084 * configure.ac: Check whether the compiler supports constructor
6085 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
6086 * testsuite/initpri1.c: New file.
6087 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
6088 CONSTRUCTOR_PRIORITY.
6089 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
6090 (initpri1_LDFLAGS): New variable.
6091 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
6093 2008-03-27 Ian Lance Taylor <iant@google.com>
6095 * common.cc (Sort_commons::operator): Correct sorting algorithm.
6096 * testsuite/common_test_1.c: New file.
6097 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
6098 (common_test_1_SOURCES): New variable.
6099 (common_test_1_DEPENDENCIES): New variable.
6100 (common_test_1_LDFLAGS): New variable.
6102 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
6103 and commons_ correctly when NAME/VERSION does not override
6105 * testsuite/ver_test_6.c: New file.
6106 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
6107 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
6108 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
6110 2008-03-26 Ian Lance Taylor <iant@google.com>
6112 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
6113 of an undefined symbol from a version script.
6114 * testsuite/Makefile.am (ver_test_5.so): New target.
6115 (ver_test_5.o): New target.
6116 (check_SCRIPTS): Add ver_test_5.sh.
6117 (check_DATA): Add ver_test_5.syms.
6118 (ver_test_5.syms): New target.
6119 * testsuite/ver_test_5.cc: New file.
6120 * testsuite/ver_test_5.script: New file.
6121 * testsuite/ver_test_5.sh: New file.
6122 * Makefile.in, testsuite/Makefile.in: Rebuild.
6125 Fix problems building gold with gcc 4.3.0.
6126 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
6127 (gold_error_at_location, gold_warning_at_location): Use it.
6128 * configure.ac: Check whether we can compile and use a template
6129 function with a printf attribute.
6130 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
6131 when jumping over bytes.
6132 * object.cc: Instantiate Object::read_section_data.
6133 * debug.h: Include <cstring>
6134 * dwarf_reader.cc: Include <algorithm>
6135 * main.cc: Include <cstring>.
6136 * options.cc: Include <cstring>.
6137 * output.cc: Include <cstring>.
6138 * script.cc: Include <cstring>.
6139 * script.h: Include <string>.
6140 * symtab.cc: Include <cstring> and <algorithm>.
6141 * target-select.cc: Include <cstring>.
6142 * version.cc: Include <string>.
6143 * testsuite/testmain.cc: Include <cstdlib>.
6144 * configure, config.in: Rebuild.
6146 2008-03-25 Ian Lance Taylor <iant@google.com>
6148 * options.cc: Include "../bfd/bfdver.h".
6149 (options::help): Print bug reporting address.
6151 * version.cc (print_version): Adjust output for current value of
6156 * options.cc (options::help): Print list of supported targets.
6157 * target-select.h: Include <vector>.
6158 (class Target_selector): Make machine_, size_, and is_big_endian_
6159 fields const. Add bfd_name_ and instantiated_target_ fields.
6160 (Target_selector::Target_selector): Add bfd_name parameter.
6161 (Target_selector::recognize): Make non-virtual, call
6163 (Target_selector::recognize_by_name): Make non-virtual, call
6164 do_recognize_by_name.
6165 (Target_selector::supported_names): New function.
6166 (Target_selector::bfd_name): New function.
6167 (Target_selector::do_instantiate_target): New pure virtual
6169 (Target_selector::do_recognize): New virtual function.
6170 (Target_selector::do_recognize_by_name): New virtual function.
6171 (Target_selector::instantiate_target): New private function.
6172 (supported_target_names): Declare.
6173 * target-select.cc (Target_selector::Target_selector): Update for
6174 new parameter and fields.
6175 (select_target_by_name): Check that the name matches before
6176 calling recognize_by_name.
6177 (supported_target_names): New function.
6178 * i386.cc (class Target_selector_i386): Update Target_selector
6179 constructor call. Remove recognize and recognize_by_name. Add
6180 do_instantiate_target.
6181 * x86_64.cc (class Target_selector_x86_64): Likewise.
6182 * testsuite/testfile.cc (class Target_selector_test): Update for
6183 changes to Target_selector.
6185 * README: Rewrite, with some notes on unsupported features.
6187 2008-03-24 Cary Coutant <ccoutant@google.com>
6189 * i386.cc (Target_i386::Got_type): New enum declaration.
6190 (Target_i386::Scan::local): Updated callers of Output_data_got
6192 (Target_i386::Scan::global): Likewise.
6193 (Target_i386::Relocate::relocate): Likewise.
6194 (Target_i386::Relocate::relocate_tls): Likewise.
6195 * object.h (Got_offset_list): New class.
6196 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6197 (Sized_relobj::local_got_offset): Likewise.
6198 (Sized_relobj::set_local_got_offset): Likewise.
6199 (Sized_relobj::local_has_tls_got_offset): Removed.
6200 (Sized_relobj::local_tls_got_offset): Removed.
6201 (Sized_relobj::set_local_tls_got_offset): Removed.
6202 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6203 * output.cc (Output_data_got::add_global): Added got_type parameter.
6204 (Output_data_got::add_global_with_rel): Likewise.
6205 (Output_data_got::add_global_with_rela): Likewise.
6206 (Output_data_got::add_global_pair_with_rel): New function.
6207 (Output_data_got::add_global_pair_with_rela): New function.
6208 (Output_data_got::add_local): Added got_type parameter.
6209 (Output_data_got::add_local_with_rel): Likewise.
6210 (Output_data_got::add_local_with_rela): Likewise.
6211 (Output_data_got::add_local_pair_with_rel): New function.
6212 (Output_data_got::add_local_pair_with_rela): New function.
6213 (Output_data_got::add_global_tls): Removed.
6214 (Output_data_got::add_global_tls_with_rel): Removed.
6215 (Output_data_got::add_global_tls_with_rela): Removed.
6216 (Output_data_got::add_local_tls): Removed.
6217 (Output_data_got::add_local_tls_with_rel): Removed.
6218 (Output_data_got::add_local_tls_with_rela): Removed.
6219 * output.h (Output_data_got::add_global): Added got_type parameter.
6220 (Output_data_got::add_global_with_rel): Likewise.
6221 (Output_data_got::add_global_with_rela): Likewise.
6222 (Output_data_got::add_global_pair_with_rel): New function.
6223 (Output_data_got::add_global_pair_with_rela): New function.
6224 (Output_data_got::add_local): Added got_type parameter.
6225 (Output_data_got::add_local_with_rel): Likewise.
6226 (Output_data_got::add_local_with_rela): Likewise.
6227 (Output_data_got::add_local_pair_with_rel): New function.
6228 (Output_data_got::add_local_pair_with_rela): New function.
6229 (Output_data_got::add_global_tls): Removed.
6230 (Output_data_got::add_global_tls_with_rel): Removed.
6231 (Output_data_got::add_global_tls_with_rela): Removed.
6232 (Output_data_got::add_local_tls): Removed.
6233 (Output_data_got::add_local_tls_with_rel): Removed.
6234 (Output_data_got::add_local_tls_with_rela): Removed.
6235 * resolve.cc (Symbol::override_base_with_special): Removed
6236 reference to has_got_offset_ field.
6237 * symtab.cc (Symbol::init_fields): Replaced initialization
6238 of got_offset_ with got_offsets_. Removed initialization
6240 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6241 (Symbol::got_offset): Likewise.
6242 (Symbol::set_got_offset): Likewise.
6243 (Symbol::has_tls_got_offset): Removed.
6244 (Symbol::tls_got_offset): Removed.
6245 (Symbol::set_tls_got_offset): Removed.
6246 (Symbol::got_offset_): Removed.
6247 (Symbol::tls_mod_got_offset_): Removed.
6248 (Symbol::tls_pair_got_offset_): Removed.
6249 (Symbol::got_offsets_): New field.
6250 (Symbol::has_got_offset): Removed.
6251 (Symbol::has_tls_mod_got_offset): Removed.
6252 (Symbol::has_tls_pair_got_offset): Removed.
6253 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6254 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6256 (Target_x86_64::Scan::global): Likewise.
6257 (Target_x86_64::Relocate::relocate): Likewise.
6258 (Target_x86_64::Relocate::relocate_tls): Likewise.
6260 2008-03-25 Ben Elliston <bje@au.ibm.com>
6262 * yyscript.y: Fix spelling error in comment.
6264 2008-03-24 Ian Lance Taylor <iant@google.com>
6266 * options.h (class General_options): Define build_id option.
6267 * layout.h (class Layout): Declare write_build_id, create_note,
6268 create_build_id. Add build_id_note_ member.
6269 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6270 "libiberty.h", "md5.h", "sha1.h".
6271 (Layout::Layout): Initialize eh_frame_data_,
6272 eh_frame_hdr_section_, and build_id_note_.
6273 (Layout::finalize): Call create_build_id.
6274 (Layout::create_note): New function, broken out of
6275 Layout::create_gold_note.
6276 (Layout::create_gold_note): Call create_note.
6277 (Layout::create_build_id): New function.
6278 (Layout::write_build_id): New function.
6279 (Close_task_runner::run): Call write_build_id.
6281 * x86_64.cc: Correct license to GPLv3.
6283 2008-03-23 Ian Lance Taylor <iant@google.com>
6285 * options.cc: Include "demangle.h".
6286 (parse_optional_string): New function.
6287 (parse_long_option): Handle takes_optional_argument.
6288 (parse_short_option): Update dash_z initializer. Handle
6289 takes_optional_argument.
6290 (General_options::General_options): Initialize do_demangle_.
6291 (General_options::finalize): Set do_demangle_. Handle demangling
6293 * options.h (parse_optional_string): Declare.
6294 (struct One_option): Add optional_arg field. Update constructor.
6295 Update call constructor calls. Add takes_optional_argument
6297 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6298 (DEFINE_optional_string): Define.
6299 (General_options::demangle): Change from DEFINE_bool to
6300 DEFINE_optional_string.
6301 (General_options::no_demangle): New function.
6302 (General_options::do_demangle): New function.
6303 (General_options::set_do_demangle): New function.
6304 (General_options::execstack_status_): Move definition to end of
6306 (General_options::static_): Likewise.
6307 (General_options::do_demangle_): New field.
6308 * object.cc (big_endian>::get_symbol_location_info): Call
6309 Options::do_demangle, not Options::demangle.
6310 * symtab.cc (demangle): Likewise.
6312 2008-03-22 Ian Lance Taylor <iant@google.com>
6314 * gold.h: Include <cstddef> and <sys/types.h>
6315 * options.h: Include <cstring>.
6317 2008-03-21 Ian Lance Taylor <iant@google.com>
6319 * Added source code to GNU binutils.