1 2010-01-08 Ian Lance Taylor <iant@google.com>
3 * script.cc (Version_script_info::build_expression_list_lookup):
4 Don't warn about ambiguous version, just record the ambiguity.
5 (Version_script_info::get_symbol_version_helper): Give error if
8 2010-01-08 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
11 prev_data_size_ and prev_addralign_. Remove initializer for
12 deleted data member has_been_changed_.
13 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
14 to determine if the table is empty.
15 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
17 (Stub_table::add_reloc_stub): Define method in class definition
18 instead of just declaring it there.
19 (Stub_table::add_cortex_a8_stub): New method definition.
20 (Stub_table::update_data_size_and_addralign): Ditto.
21 (Stub_table::finalize_stubs): Ditto.
22 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
23 (Stub_table::do_addralign_): Return address alignment in the
24 (Stub_table::do_reset_address_and_file_offset): Define method in
25 class definition instead of declaring it there. Set current data
26 size to be the data size of the previous pass.
27 (Stub_table::set_final_data_size): Use current data size as the
29 (Stub_table::relocate_stub): Change parameter type of stub from
30 Reloc_stub pointer to Stub pointer.
31 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
32 (Stub_table::Cortex_a8_stub_list): New typedef.
33 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
34 Stub_table::prev_addralign_): New data member.
35 (Arm_relobj::Arm_relobj): Initialize data member
36 section_has_cortex_a8_workaround_.
37 (Arm_relobj::section_has_cortex_a8_workaround,
38 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
40 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
42 (Target_arm::relocate_stub): Change parameter type of stub from
43 Reloc_stub pointer to Stub pointer.
44 (Insn_template::size, Insn_template::alignment): Handle
46 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
47 Stub_table::update_data_size_and_addralign,
48 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
50 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
51 (Stub_table::do_write): Ditto.
52 (Target_arm::do_relax): Adjust code for changes in Stub_table.
54 2010-01-08 Ian Lance Taylor <iant@google.com>
57 * symtab.h (class Symbol): Remove fields is_target_special_ and
58 has_plt_offset_. Add field is_defined_in_discarded_section_.
59 (Symbol::is_defined_in_discarded_section): New function.
60 (Symbol::set_is_defined_in_discarded_section): New function.
61 (Symbol::has_plt_offset): Rewrite.
62 (Symbol::set_plt_offset): Verify that new offset is not -1U.
63 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
64 Don't initialize is_target_special_ or has_plt_offset_.
65 Initialize is_defined_in_discarded_section_.
66 (Symbol_table::add_from_relobj): If appropriate, set
67 is_defined_in_discarded_section.
68 * resolve.cc (Symbol::override_base_with_special): Don't test
69 is_target_special_. Change has_plt_offset_ to has_plt_offset().
70 * target-reloc.h (relocate_section): Do special handling for
71 symbols defined in discarded sections for global symbols as well
74 2010-01-08 Ian Lance Taylor <iant@google.com>
76 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
79 2010-01-08 Ian Lance Taylor <iant@google.com>
81 * object.cc (Sized_relobj::do_layout): Don't get confused if
82 layout_eh_frame returns NULL.
84 2010-01-08 Ian Lance Taylor <iant@google.com>
87 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
88 dynamic symbol table, use the normal symbol table.
89 (Sized_dynobj::do_read_symbols): Remove assertion about type of
92 2010-01-08 Ian Lance Taylor <iant@google.com>
95 * layout.cc (Layout::include_section): Remove .gnu_debuglink
98 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
100 * version.cc (print_version): Change to "Copyright 2010".
102 2010-01-08 Ian Lance Taylor <iant@google.com>
106 * i386.cc (class Target_i386): Change return type of plt_section
108 (class Output_data_plt_i386): Add tls_desc_rel_ field.
109 (Output_data_plt_i386::Output_data_plt_i386): Initialize
111 (Output_data_plt_i386::rel_tls_desc): New function.
112 (Target_i386::rel_tls_desc_section): New function.
113 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
114 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
115 R_386_TLS_DESC reloc in rel_tls_desc_section.
116 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
117 Define struct Tlsdesc_info.
118 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
119 (Target_x86_64::do_reloc_symbol_index): New function.
120 (Target_x86_64::add_tlsdesc_info): New function.
121 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
122 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
124 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
126 (Output_data_plt_x86_64::rela_tlsdesc): New function.
127 (Target_x86_64::rela_tlsdesc_section): New function.
128 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
130 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
131 (Target_x86_64::do_reloc_addend): New function.
132 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
133 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
134 declarations. Define TARGET_CODE. Add arg field to u1_ union.
135 (Output_reloc::type): New function.
136 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
137 (Output_reloc::is_target_specific): New function.
138 (Output_reloc::target_arg): New function.
139 (class Output_reloc) [SHT_RELA]: Add four new constructors for
140 absolute relocs and target specific relocs.
141 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
143 (class Output_data_reloc) [SHT_RELA]: Likewise.
144 * output.cc (Output_reloc::Output_reloc): Add four new versions
145 for absolute relocs and target specific relocs.
146 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
147 (Output_reloc::get_symbol_index): Likewise.
148 (Output_reloc::local_section_offset): Check that local_sym_index_
149 is not TARGET_CODE or 0.
150 (Output_reloc::symbol_value): Likewise.
151 (Output_reloc::write) [SHT_RELA]: Call target for target specific
153 * target.h (class Target): Add reloc_symbol_index and reloc_addend
154 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
156 * layout.cc (add_target_dynamic_tags): Use output section for
157 DT_PLTRELSZ and DT_JMPREL.
159 2010-01-07 Ian Lance Taylor <iant@google.com>
162 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
164 (class Output_data_reloc_generic): Define.
165 (class Output_data_reloc_base): Change base class to
166 Output_data_reloc_generic. Change add() method to call
167 bump_relative_reloc_count for a relative reloc. Remove
169 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
171 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
172 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
174 * layout.h (class Layout): Update declaration.
176 2010-01-07 Ian Lance Taylor <iant@google.com>
178 * output.h (class Output_data): Add const version of
179 output_section and do_output_section.
180 (class Output_section_data): Add const version of
182 (class Output_section): Likewise.
183 * layout.cc (Layout::add_target_dynamic_tags): New function.
184 * layout.h (class Layout): Update declarations.
185 * arm.cc (Target_arm::do_finalize_sections): Use
186 add_target_dynamic_tags.
187 * i386.cc (Target_i386::do_finalize_sections): Likewise.
188 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
189 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
190 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
192 2010-01-07 Ian Lance Taylor <iant@google.com>
195 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
198 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
199 Ian Lance Taylor <iant@google.com>
202 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
203 Xindex::read_symtab_xindex.
205 2010-01-07 Doug Kwan <dougkwan@google.com>
207 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
208 (Insn_template::thumb16_bcond_insn): New method declaration.
209 (Insn_template): Fix spelling.
210 (Stub::thumb16_special): New method declaration.
211 (Stub::do_write): Define virtual method which was previously pure
213 (Stub::do_thumb16_special): New method declaration.
214 (Stub::do_fixed_endian_write): New template member.
215 (Reloc_stub::do_write): Remove.
216 (Reloc_stub::do_fixed_endian_write): Remove.
217 (Cortex_a8_stub): New class definition.
218 (Stub_factory::make_cortex_a8_stub): New method definition.
219 (Stub_factory::Stub_factory): Add missing static storage class
220 qualifier for elf32_arm_stub_a8_veneer_blx.
222 2010-01-07 Ian Lance Taylor <iant@google.com>
225 * options.h (class General_options): Add --warn-unresolved-symbols
226 and --error-unresolved-symbols.
227 * errors.cc (Errors::undefined_symbol): Implement
228 --warn-unresolved-symbols.
230 * options.h (class General_options): Add -z text and -z textoff.
231 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
233 2010-01-06 Sriraman Tallam <tmsriram@google.com>
235 * gc.h (Garbage_collection::Cident_section_map): New typedef.
236 (Garbage_collection::cident_sections): New function.
237 (Garbage_collection::add_cident_section): New function.
238 (Garbage_collection::cident_sections_): New member.
239 (gc_process_relocs): Add references to sections whose names are C
241 * gold.h (cident_section_start_prefix): New constant.
242 (cident_section_stop_prefix): New constant.
243 (is_cident): New function.
244 * layout.cc (Layout::define_section_symbols): Replace string constants
245 with the newly defined constants.
246 * object.cc (Sized_relobj::do_layout): Track sections whose names are
248 * testsuite/Makefile.am: Add gc_orphan_section_test.
249 * testsuite/Makefile.in: Regenerate.
250 * testsuite/gc_orphan_section_test.cc: New file.
251 * testsuite/gc_orphan_section_test.sh: New file.
253 2010-01-06 Ian Lance Taylor <iant@google.com>
256 * options.h (class General_options): Add --warn-shared-textrel.
257 * layout.cc (Layout::finish_dynamic_section): Implement
258 --warn-shared-textrel.
261 * options.h (class General_options): Add --warn-multiple-gp.
263 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
265 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
266 $(THREADSLIB) and $(LIBDL).
267 * Makefile.in: Rebuild.
269 2010-01-06 Ian Lance Taylor <iant@google.com>
272 * options.cc (General_options::parse_section_start): New function.
273 (General_options::section_start): New function.
274 (General_options::General_options): Initialize all members.
275 * options.h: Include <map>
276 (class General_options): Add --section-start. Add section_starts_
278 * layout.cc (Layout::attach_allocated_section_to_segment): If
279 --section-start was used, set the address of the segment. Remove
281 (Layout::relaxation_loop_body): If the address of the load segment
282 has been set by --section-start, don't use it.
283 * output.h (Output_segment::update_flags_for_output_section): New
285 * output.cc (Output_segment::add_output_section): Call
286 update_flags_for_output_section.
288 2010-01-05 Ian Lance Taylor <iant@google.com>
291 * options.h (class General_options): Add --undefined-version.
292 * script.cc (struct Version_expression): Add was_matched_by_symbol
294 (Version_script_info::matched_symbol): New function.
295 (Version_script_info::get_symbol_version_helper): Call
297 (Version_script_info::check_unmatched_names): New function.
298 * script.h (class Version_script_info): Update declarations.
299 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
301 * options.h (class General_options): Use DEFINE_bool_alias for
302 allow_multiple_definition.
303 * resolve.cc (Symbol_table::should_override): Don't test
304 allow_multiple_definition.
307 * options.h (class General_options): Add --cref.
308 * main.cc (main): Print cref table if --cref. Don't close mapfile
309 until after printing cref table.
310 * cref.cc: Include "symtab.h".
311 (class Cref_inputs): Define Cref_table_compare and Cref_table.
312 (Cref_table_compare::operator()): New function.
313 (Cref_inputs::gather_cref): New function.
314 (filecol): New static const.
315 (Cref_inputs::print_cref): New function.
316 (Cref::print_cref): New function.
317 * cref.h: Include <cstdio>.
318 (class Cref): Update declarations.
319 * mapfile.h (Mapfile::file): New function.
320 * object.h (class Object): Define Symbols. Declare virtual
321 do_get_global_symbols.
322 (Object::get_global_symbols): New function.
323 * object.cc (Input_objects::add_object): Pass object to cref_ if
325 (Input_objects::archive_start): Likewise.
326 (Input_objects::archive_stop): Likewise.
327 (Input_objects::print_cref): New function.
328 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
329 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
331 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
333 * plugin.h (class Sized_pluginobj): Update declarations.
335 2010-01-05 Ian Lance Taylor <iant@google.com>
337 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
338 to is_default_version. Rename insdef to insdefault.
339 (Symbol_table::add_from_relobj): Rename def to is_default_version
340 and local to is_forced_local.
341 (Symbol_table::add_from_pluginobj): Likewise.
342 (Symbol_table::add_from_dynobj): Likewise.
343 (Symbol_table::define_special_symbol): Rename insdef to
346 2010-01-04 Ian Lance Taylor <iant@google.com>
349 * options.h (class General_options): Add
350 --allow-multiple-definition and -z muldefs.
351 * resolve.cc (Symbol_table::should_override): Don't warn about a
352 multiple symbol definition if --allow-multiple-definition or -z
356 * options.h (class General_options): Add --add-needed and
357 --copy-dt-needed-entries. Tweak --as-needed help entry.
358 * object.cc (Input_objects::check_dynamic_dependencies): Give an
359 error if --copy-dt-needed-entries aka --add-needed is used and
360 would cause a change in behaviour.
363 * options.h (class General_options): Add -G as a short version of
364 --shared. Add no-op options -assert, -g, and -i.
366 2010-01-04 Sriraman Tallam <tmsriram@google.com>
368 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
369 check for .text or .gnu.linkonce.t sections.
370 * icf.cc (Icf::find_identical_sections): Ditto.
371 Change the detection for mangled function name within the section
373 * icf.h (is_section_foldable_candidate): New function.
375 2009-12-30 Ian Lance Taylor <iant@google.com>
378 * options.h (class General_options): Permit two dashes with
379 --retain-symbols-file.
381 2009-12-30 Ian Lance Taylor <iant@google.com>
384 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
385 don't put the file header and segment headers in the text
389 * common.cc (Sort_commons::operator()): Stabilize sort when both
391 (Symbol_table::do_allocate_commons_list): When allocating common
392 symbols, skip a symbol which is no longer common.
393 * symtab.h (Symbol::is_common): Test whether the symbol comes from
394 an object before checking its type.
395 * testsuite/common_test_2.c: New file.
396 * testsuite/common_test_3.c: New file.
397 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
398 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
399 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
400 (common_test_2_pic.o, common_test_2.so): New targets.
401 (common_test_3_pic.o, common_test_3.so): New targets.
402 * testsuite/Makefile.in: Rebuild.
405 * script.cc (read_input_script): If we see a new SECTIONS clause,
406 and we have added an input section, give an error.
407 * layout.h (class Layout): Add have_added_input_section function.
408 Add have_added_input_section_ field.
409 * layout.cc (Layout::Layout): Initialize
410 have_added_input_section_.
411 (Layout::layout): Set have_added_input_section_.
412 (Layout::layout_eh_frame): Likewise.
414 2009-12-30 Ian Lance Taylor <iant@google.com>
417 * options.h (class General_options): Add --sort-common option.
418 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
419 * common.cc (Sort_common): Add sort_order parameter to
420 constructor. Add sort_order_ field.
421 (Sort_commons::operator): Check sort_order_.
422 (Symbol_table::allocate_commons): Determine the sort order.
423 (Symbol_table::do_allocate_commons): Add sort_order parameter.
425 (Symbol_table::do_allocate_commons_list): Likewise.
427 2009-12-30 Ian Lance Taylor <iant@google.com>
430 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
431 symbols from this object, don't change the visibility of an
433 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
435 2009-12-30 Ian Lance Taylor <iant@google.com>
438 * script.h (class Version_script_info): Define Language enum.
439 Update declarations. Define Glob, Exact, and Lookup types. Add
440 new fields globals_, locals_, and is_finalized_.
441 * script.cc: Various formatting fixes.
442 (class Parser_closure): Change language_stack_ from a vector of
443 std::string to one of Version_script_info::Language. Adjust all
445 (class Lazy_demangler): Remove.
446 (struct Version_expression): Change language from std::string to
447 Version_script_info::Language.
448 (Version_script_info::Version_script_info): New function.
449 (Version_script_info::~Version_script_info): Don't call clear.
450 (Version_script_info::finalize): New function.
451 (Version_script_info::build_lookup_tables): New function.
452 (Version_script_info::build_expression_list_lookup): New
454 (Version_script_info::get_symbol_version_helper): Rewrite to use
456 (Version_script_info::print_expression_list): Adjust to use
457 Version_script_info::Language.
458 (script_push_lex_into_version_mode): Check that the version script
459 has not been finalized.
460 (version_script_push_lang): Change language string to
461 Version_script_info::Language.
462 * options.cc (Command_line::version_script): New function.
463 * options.h (class General_options): Add finalize_dynamic_list
464 function. Change version_script from declaration to definition.
465 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
466 * testsuite/version_script.map: Remove duplicate def of foo.
467 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
469 * testsuite/Makefile.in: Rebuild.
471 2009-12-30 Ian Lance Taylor <iant@google.com>
474 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
475 if the input symbol index is 0, make the output symbol index 0.
477 2009-12-30 Ian Lance Taylor <iant@google.com>
480 * options.h (class General_options): Add -x/--discard-all.
481 * object.cc (Sized_relobj::do_count_local_symbols): Handle
482 --discard-all. If the local symbol needs a dynamic entry, check
483 that before handling --discard-locals.
485 2009-12-30 Ian Lance Taylor <iant@google.com>
488 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
490 (Output_segment::add_output_section): Don't change the flags if
494 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
495 GNU hash table if they need a dynamic value. Otherwise, don't add
496 them if they are defined in a dynamic object or are forced local.
498 2009-12-29 Ian Lance Taylor <iant@google.com>
501 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
502 .gnu.hash table for a 32-bit target.
505 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
506 regular and a dynamic object only needs a dynamic symbol table
507 entry if it is externally visible.
510 * i386.cc (class Target_i386): Initialize global_offset_table_ in
511 constructor. Add global_offset_table_ field.
512 (Target_i386::got_section): Set global_offset_table_.
513 (Target_i386::do_finalize_sections): Set global_offset_table_
515 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
516 in constructor. Add global_offset_table_ field.
517 (Target_x86_64::got_section): Set global_offset_table_.
518 (Target_x86_64::do_finalize_sections): Set global_offset_table_
521 * layout.cc (Layout::Layout): Initialize increase_relro_.
522 (Layout::get_output_section): Add is_relro, is_last_relro, and
523 is_first_non_relro parameters. Change all callers.
524 (Layout::choose_output_section): Likewise.
525 (Layout::add_output_section_data): Likewise.
526 (Layout::make_output_section): Likewise.
527 (Layout::set_segment_offsets): Clear increase_relro when using a
529 * layout.h (class Layout): Add increase_relro method. Add
530 increase_relro_ field. Update declarations.
531 * output.cc (Output_section::Output_section): Initialize
532 is_last_relro_ and is_first_non_relro_.
533 (Output_segment::add_output_section): Group relro sections is
534 do_sort is true. Handle is_last_relro and is_first_non_relro.
535 (Output_segment::maximum_alignment): Remove relro handling.
536 (Output_segment::set_section_addresses): Add increase_relro
537 parameter. Change all callers. Add initial alignment to align
538 relro sections on separate page. Remove old relro handling.
539 (Output_segment::set_section_list_addresses): Remove in_relro
540 parameter. Change all callers.
541 (Output_segment::set_offset): Add increase parameter. Change all
542 callers. Remove old relro handling.
543 * output.h (class Output_section): Add new methods: is_last_relro,
544 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
545 Add is_last_relro_ and is_first_non_relro_ fields.
546 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
547 Create separate .got.plt section. Call increase_relro.
548 * x86_64.cc (Target_x86_64::got_section): Likewise.
549 * testsuite/relro_script_test.t: Add .got.plt.
552 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
553 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
554 (Layout::finalize): Call set_dynamic_symbol_size.
555 (Layout::set_dynamic_symbol_size): New function.
556 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
557 set_dynamic_symbol_size.
560 * output.h (class Output_section): Add is_entsize_zero_ field.
561 * output.cc (Output_section::Output_section): Initialize
563 (Output_section::set_entsize): If two different entsizes are
564 requested, force it to zero.
565 (Output_section::add_input_section): Set flags for .debug_str
566 before updating section flags. Set entsize.
567 (Output_section::update_flags_for_input_section): Set SHF_MERGE
568 and SHF_STRING if all input sections have those flags.
570 2009-12-29 Rafael Espindola <espindola@google.com>
572 * main.cc (main): Fix the sys time reporting.
573 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
576 2009-12-29 Sriraman Tallam <tmsriram@google.com>
578 * options.cc (General_options::parse_version): Allow -v to exit
579 without an error if there is nothing to link.
581 2009-12-29 Ian Lance Taylor <iant@google.com>
583 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
584 using a version of gcc before 4.1.
585 * configure: Rebuild.
587 2009-12-28 Chris Demetriou <cgd@google.com>
589 * attributes.cc (Output_attributes_section_data::do_write): Use
590 std::vector::front rather than std::vector::data.
592 2009-12-28 Ian Lance Taylor <iant@google.com>
594 * symtab.h (class Symbol_table): Add enum Defined.
595 * resolve.cc (Symbol_table::should_override): Add defined
596 parameter. Change all callers. Test whether object is NULL
597 before calling a method on it.
598 (Symbol_table::report_resolve_problem): Add defined parameter.
600 (Symbol_table::should_override_with_special): Likewise.
601 * symtab.cc (Symbol_table::define_in_output_data): Add defined
602 parameter. Change all callers.
603 (Symbol_table::do_define_in_output_data): Likewise.
604 (Symbol_table::define_in_output_segment): Likewise.
605 (Symbol_table::do_define_in_output_segment): Likewise.
606 (Symbol_table::define_as_constant): Likewise.
607 (Symbol_table::do_define_as_constant): Likewise.
608 * script.h (class Symbol_assignment): Add is_defsym parameter to
609 constructor; change all callers.
610 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
611 parameter. Change all callers. Add is_defsym_ field.
612 (class Parser_closure): Add parsing_defsym parameter to
613 constructor; change all callers. Add parsing_defsym accessor
614 function. Add parsing_defsym_ field.
616 2009-12-28 Ian Lance Taylor <iant@google.com>
618 * gold.cc (queue_middle_tasks): Fix formatting.
619 * object.cc (Relobj::is_section_name_included): Likewise.
621 2009-12-23 Ian Lance Taylor <iant@google.com>
623 * i386.cc (Target_i386::do_calls_non_split): Recognize
624 -fsplit-stack prologue for a function with a static chain.
625 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
626 -fsplit-stack prologue when using %r11.
628 2009-12-21 Sriraman Tallam <tmsriram@google.com>
630 * options.cc (General_options::parse_version): Make -v continue and do
631 the link like GNU ld does.
633 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
635 * Makefile.am (CCFILES): Add timer.cc.
636 (HFILES): Add timer.h.
637 * configure.ac: Check for sysconf and times.
638 * main.cc: include timer.h.
639 (main): Use Timer instead of get_run_time.
642 * workqueue.cc: include timer.h.
643 (Workqueue::find_and_run_task):
644 Report user, sys and wall time.
645 * Makefile.in: Regenerate.
646 * config.in: Regenerate.
647 * configure: Regenerate.
649 2009-12-16 Doug Kwan <dougkwan@google.com>
651 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
653 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
654 relaxed input sections.
655 * output.cc (Output_section::find_relaxed_input_section): Change
656 return type to Output_relaxed_input_section pointer. Adjust code
657 for new type of relaxed_input_section_map_.
658 * output.h (Output_section::find_relaxed_input_section): Change
659 return type to Output_relaxed_input_section pointer.
660 (Output_section::Output_relaxed_input_section_by_input_section_map):
662 (Output_section::relaxed_input_section_map_): Change type to
663 Output_section::Output_relaxed_input_section_by_input_section_map.
664 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
667 2009-12-15 Ian Lance Taylor <iant@google.com>
669 * layout.cc (Layout::create_shstrtab): Only write out after input
670 sections if we are compressing debug sections.
672 2009-12-15 Ian Lance Taylor <iant@google.com>
674 * archive.cc (Archive::add_symbols): Only look up a symbol without
675 a version if there is, in fact, a version.
677 2009-12-14 Ian Lance Taylor <iant@google.com>
679 Revert -Wshadow changes, all changes from:
680 2009-12-11 Doug Kwan <dougkwan@google.com>
681 2009-12-11 Nick Clifton <nickc@redhat.com>
682 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
684 2009-12-11 Doug Kwan <dougkwan@google.com>
686 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
688 * attributes.cc (Object_attribute::size): Ditto.
689 (Attributes_section_data::size): Ditto.
690 (Attributes_section_data::Attributes_section_data): Ditto.
691 (Output_attributes_section_data::do_write): Ditto.
692 * attributes.h (Object_attribute::set_type): Ditto.
693 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
695 2009-12-11 Nick Clifton <nickc@redhat.com>
697 * archive.cc: Fix shadowed variable warnings.
699 * compressed_output.cc: Likewise.
700 * compressed_output.h: Likewise.
701 * configure: Likewise.
702 * dwarf_reader.cc: Likewise.
703 * dynobj.cc: Likewise.
704 * dynobj.h: Likewise.
705 * ehframe.cc: Likewise.
706 * ehframe.h: Likewise.
707 * errors.cc: Likewise.
708 * expression.cc: Likewise.
709 * fileread.cc: Likewise.
710 * fileread.h: Likewise.
711 * freebsd.h: Likewise.
714 * incremental.h: Likewise.
715 * layout.cc: Likewise.
716 * layout.h: Likewise.
717 * mapfile.cc: Likewise.
718 * merge.cc: Likewise.
720 * object.cc: Likewise.
721 * object.h: Likewise.
722 * options.h: Likewise.
723 * output.cc: Likewise.
724 * output.h: Likewise.
725 * parameters.cc: Likewise.
726 * plugin.cc: Likewise.
727 * powerpc.cc: Likewise.
728 * reduced_debug_output.cc: Likewise.
729 * reduced_debug_output.h: Likewise.
730 * reloc.cc: Likewise.
732 * resolve.cc: Likewise.
733 * script-sections.cc: Likewise.
734 * script.cc: Likewise.
735 * script.h: Likewise.
736 * sparc.cc: Likewise.
737 * symtab.cc: Likewise.
738 * symtab.h: Likewise.
739 * target-select.cc: Likewise.
740 * target-select.h: Likewise.
742 * workqueue.cc: Likewise.
743 * workqueue.h: Likewise.
744 * x86_64.cc: Likewise.
746 2009-12-10 Doug Kwan <dougkwan@google.com>
748 * arm.cc (attributes.h): New include.
749 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
750 (Arm_relobj::~Arm_relobj): Delete object pointed by
751 attributes_section_data_.
752 (Arm_relobj::attributes_section_data): New method definition.
753 (Arm_relobj::attributes_section_data_): New data member declaration.
754 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
755 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
756 attributes_section_data_.
757 (Arm_dynobj::attributes_section_data): New method definition.
758 (Arm_dynobj::attributes_section_data_): New data member declaration.
759 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
760 initialization value of may_use_blx_ to false.
761 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
762 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
763 object attributes to compute results instead of hard-coding.
764 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
765 Target_arm::get_secondary_compatible_arch,
766 Target_arm::set_secondary_compatible_arch
767 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
768 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
769 New method declarations.
770 (Target_arm::get_aeabi_object_attribute): New method definition.
771 (Target_arm::attributes_section_data_): New data member declaration.
772 (read_arm_attributes_section): New template definition.
773 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
774 (Arm_dynobj::do_read_symbols): Ditto.
775 (Target_arm::do_finalize_sections): Merge attributes sections from
776 input. Check for BLX use after attributes section merging.
777 Fix __exidx_start and __exidx_end visibility. Create an
778 .ARM.attributes section if necessary.
779 (Target_arm::get_secondary_compatible_arch,
780 Target_arm::set_secondary_compatible_arch,
781 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
782 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
783 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
784 New method definitions.
786 2009-12-09 Ian Lance Taylor <iant@google.com>
788 * plugin.cc (Plugin::load): Don't cast from void* to a function
791 2009-12-09 Ian Lance Taylor <iant@google.com>
793 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
796 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
798 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
799 Replace two_file_shared_1.so with two_file_shared_2.so.
800 * testsuite/Makefile.in: Regenerated.
802 2009-12-08 Doug Kwan <dougkwan@google.com>
804 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
805 (HFILES): Add attributes.h and int_encoding.h.
806 * Makefile.in: Regenerate.
807 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
808 function definitions to int_encoding.cc
809 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
810 prototypes to int_encoding.h
811 * reduced_debug_output.cc (int_encoding.h): New include.
812 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
813 function definitions to int_encoding.cc
814 (insert_into_vector, read_from_pointer): Move template definitions to
816 * attributes.cc: New file.
817 * attributes.h: New file.
818 * int_encoding.cc: New file.
819 * int_encoding.h: New file.
821 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
824 * incremental-dump.cc (dump_incremental_inputs): New.
825 (main): Use dump_incremental_inputs.
827 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
830 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
831 checking elfcpp::STT_FUNC.
832 (Target_i386::Relocate::relocate): Likewise.
833 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
835 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
836 symbols from shared libraries into normal FUNC symbols.
838 * symtab.h (Symbol): Add is_func and use it.
840 2009-12-05 Doug Kwan <dougkwan@google.com>
842 * arm.cc (Target_arm::arm_info): Initialize new fields
843 attributes_section and attributes_vendor.
844 * i386.cc (Target_i386::i386_info): Same.
845 * object.cc (Sized_relobj::do_layout): Skip attribute section.
846 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
847 fields attributes_section and attributes_vendor.
848 * sparc.cc (Target_sparc::sparc_info): Same.
849 * target.h (Target::attributes_section, Target::attributes_vendor,
850 Target::is_attributes_section, Target::attribute_arg_type,
851 Target::attributes_order): New method definitions.
852 (Target::Target_info::attributes_section,
853 Target::Target_info::attributes_vendor): New fields.
854 (Target::do_attribute_arg_type, Target::do_attributes_order): New
855 virtual method definitions.
856 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
857 attributes_section and attributes_vendor.
858 * testsuite/testfile.cc (Target_test::test_target_info): Same.
860 2009-12-05 Doug Kwan <dougkwan@google.com>
862 * arm.cc: Update comments about interworking and stub generation.
863 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
864 considered as non-PIC.
865 (Arm_relocate_functions::base_abs): Fix formatting.
866 (Arm_relocate_functions::got_prel): Fix comment. Change interface
867 of function to use GOT entry address instead of offset.
868 (Target_arm::Scan::global): Issue an error if a symbol would need a
869 PLT does not get one because it is untyped. Remove code to create
870 dynamic symbols for relative branches.
871 (Target_arm::Relocate::relocate: Use 0 instead of false since function
872 takes unsigned integer instead of boolean.
874 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
876 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
877 (two_file_test_LDADD): Likewise.
878 (common_test_1_LDADD): Likewise.
879 (exception_test_LDADD) Likewise.
880 (weak_test_LDADD): Likewise.
881 (many_sections_test_LDADD): Likewise.
882 (initpri1_LDADD): Likewise.
883 (script_test_1_LDADD): Likewise.
884 (script_test_2_LDADD): Likewise.
885 (justsyms_LDADD): Likewise.
886 (binary_test_LDADD): Likewise.
887 (large_LDADD): Likewise.
888 * testsuite/Makefile.in: Regenerated.
890 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
892 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
893 (Symbol_table::override_with_special): Likewise.
894 (Symbol_table::add_from_object): Likewise.
896 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
898 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
899 Don't set the data_offset twice.
901 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
903 * testsuite/Makefile.in: Regenerate.
905 2009-12-03 Doug Kwan <dougkwan@google.com>
907 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
908 (Target_arm::do_finalize_sections): Add parameter for symbol table
909 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
910 * i386.cc (Target_i386::do_finalize_sections): Add an additional
911 parameter for symbol table pointer.
912 * layout.cc (Layout::finalize): Call Target::finalize_sections with
913 an additional parameter for a pointer to symbol table.
914 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
915 parameter for a symbol table pointer.
916 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
917 * target.h (Target::finalize_sections, Target::do_finalize_sections):
919 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
920 parameter for a symbol table pointer.
922 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
924 * incremental.cc (Incremental_inputs_header)
925 (Incremental_inputs_header_write, Incremental_inputs_entry)
926 (Incremental_inputs_entry_write): Move ...
927 * incremental.h (Incremental_inputs_header)
928 (Incremental_inputs_header_write, Incremental_inputs_entry)
929 (Incremental_inputs_entry_write): here.
931 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
933 * incremental.cc (make_sized_incremental_binary): Set the target.
934 Error if it is incompatible.
935 * output.h (Output_file): Add filename method.
937 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
939 * incremental.cc (Incremental_inputs_entry): Remove unused argument
940 from the get_* methods.
942 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
944 * incremental-dump.cc (main): Check that the offeset of a script is 0.
945 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
946 Write 0 for the data_offset of scripts.
948 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
950 * testsuite/Makefile.am: Add the incremental_test.sh test.
951 * testsuite/incremental_test.sh: New.
952 * testsuite/incremental_test_1.c: New.
953 * testsuite/incremental_test_2.c: New.
955 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
957 * incremental-dump.cc (main): Fix typos.
959 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
962 * incremental-dump.cc (main): Use llu to print 64 bit values.
964 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
965 H.J. Lu <hongjiu.lu@intel.com>
967 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
969 (incremental_dump_LDADD): Likewise.
970 * Makefile.in: Regenerated.
972 2009-11-25 Doug Kwan <dougkwan@google.com>
976 2009-11-25 Doug Kwan <dougkwan@google.com>
978 * arm.cc (Target_arm::Target_arm): Move method definition
979 outside of class definition. Add code to handle
980 --target1-rel, --target1-abs and --target2= options.
981 (Target_arm::get_reloc_reloc_type): Change method to be
982 non-static and const.
983 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
984 New data member declaration.
985 (Target_arm::Scan::local, Target_arm::Scan::global,
986 Target_arm::Relocate::relocate,
987 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
988 Adjust call to Target_arm::get_real_reloc_type.
989 (Target_arm::get_real_reloc_type): Use command line options
990 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
991 * options.h (--target1-rel, --target1-abs, --target2): New
994 2009-11-25 Doug Kwan <dougkwan@google.com>
996 * arm.cc (Target_arm::Target_arm): Move method definition outside of
997 class definition. Add code to handle --target1-rel, --target1-abs
998 and --target2= options.
999 (Target_arm::get_reloc_reloc_type): Change method to be non-static
1001 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
1003 (Target_arm::Scan::local, Target_arm::Scan::global,
1004 Target_arm::Relocate::relocate,
1005 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
1006 call to Target_arm::get_real_reloc_type.
1007 (Target_arm::get_real_reloc_type): Use command line options to
1008 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1009 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1012 2009-11-25 Doug Kwan <dougkwan@google.com>
1014 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1015 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1016 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1018 (Arm_relocate_functions::thm_call): Replace body with a call to
1019 Arm_relocate_functions::thumb_branch_common.
1020 (Arm_relocate_functions::thm_jump24,
1021 Arm_relocate_functions::thm_xpc22): New method definitions.
1022 (Arm_relocate_functions::thumb_branch_common): New method definition.
1023 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1025 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1026 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1028 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1030 * Makefile.am: Build incremental-dump
1031 * Makefile.in: Regenerate.
1032 * incremental-dump.cc: New.
1033 * incremental.cc (Incremental_inputs_header_data,
1034 Incremental_inputs_entry_data): Move to incremental.h
1035 * incremental.h: (Incremental_inputs_header_data,
1036 Incremental_inputs_entry_data): Move from incremental.cc
1038 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1040 * incremental.cc (Incremental_inputs_header,
1041 Incremental_inputs_header_write, Incremental_inputs_entry,
1042 Incremental_inputs_entry_write): Add a typedef with the data type.
1044 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1046 * incremental.cc (Incremental_inputs_header,
1047 Incremental_inputs_header_write, Incremental_inputs_entry,
1048 Incremental_inputs_entry_write): Update comment about which
1049 type has the filed descriptions.
1051 2009-11-15 Doug Kwan <dougkwan@google.com>
1053 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1054 (Arm_relocate_functions::arm_branch_common): Change method defintion
1055 in class definition to a method declaration and update list of formal
1057 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1058 Arm_relocation_functions::jump24): Adjust call to
1059 Arm_relocate_functions::arm_branch_common. Update list of formal
1061 (Arm_relocate_functions::xpc25): New method definition.
1062 (Arm_relocate_functions::arm_branch_common): Move method defintion
1063 out from class definition. Use stubs for mode-switching and extending
1065 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1066 specially. Change code to enable use of stubs in ARM branches.
1068 2009-11-10 Doug Kwan <dougkwan@google.com>
1070 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1071 in method declaration.
1072 (Target_arm::relocate_stub): New method declaration.
1073 (Target_arm::default_target): Change to return a pointer instead of
1075 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1076 Target_arm::default_target.
1077 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1079 (Target_arm::relocate_section): Adjust view.
1080 (Target_arm::relocate_stub): New method definition.
1082 2009-11-10 Doug Kwan <dougkwan@google.com>
1084 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1086 * incremental.cc (open_incremental_binary): Initialized local
1087 variables to avoid warnings.
1088 * object.cc (make_elf_object): Ditto.
1089 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1092 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1095 * testsuite/plugin_test.c: Include "config.h".
1097 2009-11-09 Doug Kwan <dougkwan@google.com>
1099 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1100 (arm_symbol_value): Remove.
1101 (Arm_relocate_functions::arm_branch_common,
1102 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1103 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1104 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1105 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1106 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1107 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1108 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1109 Arm_relocate_functions::thm_mobw_abs_nc,
1110 Arm_relocate_functions::thm_mov_abs,
1111 Arm_relocate_functions::movw_prel_nc,
1112 Arm_relocate_functions::thm_movt_abs,
1113 Arm_relocate_functions::movt_prel,
1114 Arm_relocate_functions::thm_movw_prel_nc,
1115 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1116 (Target_arm::Relocate::relocate): Only decompose address into two
1117 parts if relocation type uses the thumb-bit and pass the actual
1118 bit instead of a flag indicating that the thumb-bit is used. Adjust
1119 calls to methods in Arm_relocate_functions for this change.
1121 2009-11-08 Ian Lance Taylor <iant@google.com>
1124 * reloc.cc: Instantiate
1125 Sized_relobj::initialize_input_to_output_maps and
1126 Sized_relobj:free_input_to_output_maps.
1128 2009-11-06 Ian Lance Taylor <iant@google.com>
1131 * defstd.cc (in_segment): Set only_if_ref true for "end".
1133 2009-11-06 Doug Kwan <dougkwan@google.com>
1135 * arm.cc (class Reloc_stub): Correct a comment.
1136 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1137 (Target_arm::scan_section_for_stubs): New method declaration.
1138 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1139 Change methods from private to protected.
1140 (Target_arm::do_may_relax): New method definition.
1141 (Target_arm::do_relax, Target_arm::group_sections,
1142 Target_arm::scan_reloc_for_stub,
1143 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1144 (Target_arm::arm_input_section_map_): New data member declaration.
1145 (Target_arm::scan_reloc_for_stub,
1146 Target_arm::scan_reloc_section_for_stubs,
1147 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1148 Target_arm::do_relax): New method definitions.
1150 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1152 * configure.ac: Check for (struct stat)::st_mtim
1153 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1154 * config.in: Regenerate.
1155 * configure: Regenerate.
1157 2009-11-05 Ian Lance Taylor <iant@google.com>
1160 * output.cc (Output_segment::add_output_section): Add missing
1163 2009-11-04 Ian Lance Taylor <iant@google.com>
1166 * object.h (class Object): Add is_needed and set_is_needed
1167 methods. Add is_needed_ field. Make bool fields into bitfields.
1168 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1169 defined in a dynamic object and referenced by a regular object,
1170 set is_needed for the dynamic object.
1171 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1172 if the file is marked with as_needed and it is not needed.
1174 2009-11-04 Ian Lance Taylor <iant@google.com>
1177 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1178 tags if data is discarded by linker script.
1179 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1180 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1181 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1182 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1184 2009-11-04 Ian Lance Taylor <iant@google.com>
1186 * layout.cc (Layout::get_output_section): Add is_interp and
1187 is_dynamic_linker_section parameters. Change all callers.
1188 (Layout::choose_output_section): Likewise.
1189 (Layout::make_output_section): Likewise.
1190 (Layout::add_output_section_data): Add is_dynamic_linker_section
1191 parameter. Change all callers.
1192 * layout.h (class Layout): Update declarations.
1193 * output.h (class Output_section): Add is_interp, set_is_interp,
1194 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1195 Add is_interp_, is_dynamic_linker_section_ fields. Change
1196 generate_code_fills_at_write_ to a bitfield.
1197 * output.cc (Output_section::Output_sections): Initialize new
1199 (Output_segment::add_output_section): Add do_sort parameter.
1202 2009-11-03 Ian Lance Taylor <iant@google.com>
1205 * options.h (class General_options): Add --warn-common.
1206 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1207 merging two common symbols.
1208 (Symbol_table::should_override): Handle --warn-common when merging
1209 a common symbol with a defined symbol. Use report_resolve_problem
1210 for multiple definitions.
1211 (Symbol_table::report_resolve_problem): New function.
1212 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1214 2009-11-03 Doug Kwan <dougkwan@google.com>
1216 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1218 (Target_arm::stub_factory): New method definition.
1219 (Target_arm::new_arm_input_section,
1220 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1221 Target_arm::reloc_uses_thumb_bit): New method declarations.
1222 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1223 New type definitions.
1224 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1225 member declarations.
1226 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1227 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1228 New method definitions.
1230 2009-11-03 Ian Lance Taylor <iant@google.com>
1232 * options.h (class General_options): Add --warn_constructors.
1234 2009-11-03 Ian Lance Taylor <iant@google.com>
1237 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1238 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1240 2009-11-03 Ian Lance Taylor <iant@google.com>
1243 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1244 --msgid-bugs-address.
1245 (install-pdf): New target.
1246 (install-data_yes): Look up one directory to find mkinstalldirs.
1248 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1250 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1253 2009-10-30 Doug Kwan <dougkwan@google.com>
1255 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1257 2009-10-30 Doug Kwan <dougkwan@google.com>
1259 * arm.cc (Stub_addend_reader): New struct template definition
1260 and partial specializations.
1261 (Stub_addend_reader::operator()): New method definition for a
1262 partially specialized template.
1264 2009-10-30 Doug Kwan <dougkwan@google.com>
1266 * arm.cc (Arm_relobj::processor_specific_flags): New method
1268 (Arm_relobj::do_read_symbols): New method declaration.
1269 (Arm_relobj::processor_specific_flags_): New data member declaration.
1270 (Arm_dynobj): New class definition.
1271 (Target_arm::do_finalize_sections): Add input_objects parameter.
1272 (Target_arm::do_adjust_elf_header): New method declaration.
1273 (Target_arm::are_eabi_versions_compatible,
1274 (Target_arm::merge_processor_specific_flags): New method declaration.
1275 (Target_arm::do_make_elf_object): New overloaded method definitions
1277 (Arm_relobj::do_read_symbols): New method definition.
1278 (Arm_dynobj::do_read_symbols): Ditto.
1279 (Target_arm::do_finalize_sections): Add input_objects parameters.
1280 Merge processor-specific flags from all input objects.
1281 (Target_arm::are_eabi_versions_compatible,
1282 Target_arm::merge_processor_specific_flags,
1283 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1284 New method definitions.
1285 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1286 Input_objects pointer type parameter.
1287 * layout.cc (Layout::finalize): Pass input objects to target's.
1288 finalize_sections function.
1289 * output.cc (Output_file_header::do_sized_write): Set ELF file
1290 header's processor-specific flags.
1291 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1292 Input_objects pointer type parameter.
1293 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1294 * target.h (Input_objects): New forward class declaration.
1295 (Target::processor_specific_flags,
1296 Target::are_processor_specific_flags_sect): New method definitions.
1297 (Target::finalize_sections): Add input_objects parameter.
1298 (Target::Target): Initialize processor_specific_flags_ and
1299 are_processor_specific_flags_set_.
1300 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1302 (Target::set_processor_specific_flags): New method definition.
1303 (Target::processor_specific_flags_,
1304 Target::are_processor_specific_flags_set_): New data member
1306 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1307 Input_objects pointer type parameter.
1309 2009-10-30 Doug Kwan <dougkwan@google.com>
1311 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1313 2009-10-28 Ian Lance Taylor <iant@google.com>
1315 * object.h (class Relobj): Drop options parameter from
1316 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1317 do_scan_relocs, do_relocate. Change all callers.
1318 (class Sized_relobj): Drop options parameters from
1319 do_gc_process_relocs, do_scan_relocs, do_relocate,
1320 do_relocate_sections, relocate_sections, emit_relocs_scan,
1321 emit_relocs_scan_reltype. Change all callers.
1322 (struct Relocate_info): Remove options field and all references to
1324 * reloc.h (class Read_relocs): Remove options constructor
1325 parameter and options_ field. Change all callers.
1326 (class Gc_process_relocs, class Scan_relocs): Likewise.
1327 (class Relocate_task): Likewise.
1328 * target-reloc.h (scan_relocs): Remove options parameter. Change
1330 (scan_relocatable_relocs): Likewise.
1331 * target.h (class Sized_target): Remove options parameter from
1332 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1334 * gc.h (gc_process_relocs): Remove options parameter. Change all
1336 * arm.cc: Update functions to remove options parameters.
1337 * i386.cc: Likewise.
1338 * powerpc.cc: Likewise.
1339 * sparc.cc: Likewise.
1340 * x86_64.cc: Likewise.
1341 * testsuite/testfile.cc: Likewise.
1343 2009-10-28 Doug Kwan <dougkwan@google.com>
1345 * arm.cc (Arm_relobj): New class definition.
1346 (Arm_relobj::scan_sections_for_stubs,
1347 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1348 New method definitions.
1350 2009-10-28 Cary Coutant <ccoutant@google.com>
1352 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1353 (Plugin::cleanup_done_): New member.
1354 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1355 (Plugin_manager::cleanup_done_): Remove.
1356 (Plugin_manager::add_input_file): Edit error message.
1357 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1358 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1360 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1362 * fileread.cc: (File_read::View::~View): Use the new
1363 data_ownership_ filed.
1364 (File_read::~File_read): Dispose the new whole_file_view_.
1365 (File_read::open): Mmap the whole file if needed.
1366 (File_read::open): Use whole_file_view_ instead of contents_.
1367 (File_read::find_view): Use whole_file_view_ if applicable.
1368 (File_read::do_read): Use whole_file_view_ instead of contents_.
1369 (File_read::make_view): Use whole_file_view_ instead of contents_,
1370 update File_read::View::View call.
1371 (File_read::find_or_make_view): Update File_read::View::View
1373 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1375 (File_read::View::Data_ownership): New enum.
1376 (File_read::View::View): Replace bool mapped_ with Data_ownership
1378 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1379 (File_read::View::data_ownership_): New field.
1380 (File_read::contents_): Remove (replaced by whole_file_view_).
1381 (File_read::whole_file_view_): New field.
1382 * options.h (class General_options): Add --keep-files-mapped.
1384 2009-10-27 Cary Coutant <ccoutant@google.com>
1386 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1387 * testsuite/Makefile.am (plugin_test_5): New test case.
1388 * testsuite/Makefile.in: Regenerate.
1390 2009-10-25 Doug Kwan <dougkwan@google.com>
1392 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1393 from private to protected to allow access by child class.
1394 (Sized_relobj::do_relocate_sections): New method declaration.
1395 (Sized_relobj::relocate_sections): Virtualize.
1396 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1397 Sized_relobj::relocate_sections. Instantiate template explicitly
1398 for different target sizes and endianity.
1400 2009-10-24 Doug Kwan <dougkwan@google.com>
1402 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1403 (Arm_input_section::as_arm_input_section): New method.
1404 (Arm_output_section): New class definition.
1405 (Arm_output_section::create_stub_group,
1406 Arm_output_section::group_sections): New method definitions.
1408 2009-10-22 Doug Kwan <dougkwan@google.com>
1410 * arm.cc (Arm_input_section): New class definition.
1411 (Arm_input_section::init, Arm_input_section:do_write,
1412 Arm_input_section::set_final_data_size,
1413 Arm_input_section::do_reset_address_and_file_offset): New method
1416 2009-10-21 Doug Kwan <dougkwan@google.com>
1418 * arm.cc (Stub_table, Arm_input_section): New forward class
1420 (Stub_table): New class defintion.
1421 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1422 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1423 New method definition.
1425 2009-10-21 Doug Kwan <dougkwan@google.com>
1427 * arm.cc: Update copyright comments.
1428 (Target_arm): New forward class template declaration.
1429 (Arm_address): New type.
1430 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1431 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1432 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1434 (Insn_template): Same.
1435 (DEF_STUBS): New macro.
1436 (Stub_type): New enum type.
1437 (Stub_template): New class definition.
1440 (Stub_factory): Same.
1441 (Target_arm::Target_arm): Initialize may_use_blx_ and
1442 should_force_pic_veneer_.
1443 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1444 Target_arm::should_force_pic_veneer,
1445 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1446 Target_arm::using_thumb_only, Target_arm:;default_target): New
1448 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1449 New data member declarations.
1450 (Insn_template::size, Insn_template::alignment): New method defintions.
1451 (Stub_template::Stub_template): New method definition.
1452 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1453 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1454 (Stub_factory::Stub_factory): New method definition.
1455 * gold.h (string_hash): New template.
1456 * output.h (Input_section_specifier::hash_value): Use
1458 (Input_section_specifier::string_hash): Remove.
1459 * stringpool.cc (Stringpool_template::string_hash): Use
1462 2009-10-20 Doug Kwan <dougkwan@google.com>
1464 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1465 symbols of relaxed input sections.
1466 * output.h (Output_section::find_relaxed_input_section): Make
1469 2009-10-16 Doug Kwan <dougkwan@google.com>
1471 * dynobj.cc (Versions::Versions): Initialize version_script_.
1472 Only insert base version symbol definition for a shared object
1473 if version script defines any version versions.
1474 (Versions::define_base_version): New method definition.
1475 (Versions::add_def): Check that base version is not needed.
1476 (Versions::add_need): Define base version lazily.
1477 * dynobj.h (Versions::define_base_version): New method declaration.
1478 (Versions::needs_base_version_): New data member declaration.
1479 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1480 (check_DATA): Add no_version_test.stdout.
1481 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1483 * testsuite/Makefile.in: Regenerate.
1484 * testsuite/no_version_test.c: New file.
1485 * testsuite/no_version_test.sh: Ditto.
1487 2009-10-16 Doug Kwan <dougkwan@google.com>
1489 * expression.cc (class Segment_start_expression): New class definition.
1490 (Segment_start_expression::value): New method definition.
1491 (script_exp_function_segment_start): Return a new
1492 Segment_start_expression.
1493 * gold/script-c.h (script_saw_segment_start_expression): New function
1495 * script-sections.cc (Script_sections::Script_sections): Initialize
1496 SAW_SEGMENT_START_EXPRESSION_ to false.
1497 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1498 and -Tbbs options to specify section addresses if given in
1499 command line and no SEGMENT_START expression is seen in a script.
1500 * script-sections.h (Script_sections::saw_segment_start_expression,
1501 Script_sections::set_saw_segment_start_expression): New method
1503 (Script_sections::saw_segment_start_expression_): New data member
1505 * script.cc (script_saw_segment_start_expression): New function.
1506 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1507 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1508 script_test_7.sh and script_test_8.sh.
1509 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1510 script_test_8.stdout.
1511 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1512 (script_test_6, script_test_6.stdout, script_test_7,
1513 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1514 * Makefile.in: Regenerate.
1515 * testsuite/script_test_6.sh: New file.
1516 * testsuite/script_test_6.t: Same.
1517 * testsuite/script_test_7.sh: Same.
1518 * testsuite/script_test_7.t: Same.
1519 * testsuite/script_test_8.sh: Same.
1521 2009-10-16 Doug Kwan <dougkwan@google.com>
1523 * output.cc (Output_segment::set_section_list_address): Cast
1524 expressions to unsigned long long type to avoid format warnings.
1526 2009-10-15 Ian Lance Taylor <iant@google.com>
1528 * script.cc (Script_options::add_symbol_assignment): Always add a
1529 dot assignment to script_sections_.
1530 * script-sections.cc (Script_sections::add_dot_assignment):
1531 Initialize if necessary.
1533 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1534 program headers with no load segment if there is a linker script.
1536 * layout.cc (Layout::set_segment_offsets): Align the file offset
1537 to the segment aligment for -N or -n with no load segment.
1538 * output.cc (Output_segment::add_output_section): Don't crash if
1539 the first section is a TLS section.
1540 (Output_segment::set_section_list_addresses): Print an error
1541 message if the address moves backward in a linker script.
1542 * script-sections.cc
1543 (Output_section_element_input::set_section_addresses): Don't
1544 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1545 (Orphan_output_section::set_section_addresses): Likewise.
1547 2009-10-15 Doug Kwan <dougkwan@google.com>
1549 * layout.cc (Layout::finish_dynamic_section): Generate tags
1550 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1551 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1552 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1554 2009-10-14 Ian Lance Taylor <iant@google.com>
1556 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1558 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1559 data_shdr fields of relinfo.
1560 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1561 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1562 R_386_TLS_LDO_32, adjust based on section flags.
1563 (Target_i386::Relocate::fix_up_ldo): Remove.
1565 2009-10-13 Ian Lance Taylor <iant@google.com>
1567 Add support for -pie.
1568 * options.h (class General_options): Add -pie and
1570 (General_options::output_is_position_independent): Test -pie.
1571 (General_options::output_is_executable): Return true if not shared
1572 and not relocatable.
1573 (General_options::output_is_pie): Remove.
1574 * options.cc (General_options::finalize): Reject incompatible uses
1576 * gold.cc (queue_middle_tasks): A -pie link is not static.
1577 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1578 * symtab.cc (Symbol::final_value_is_known): Return false if
1579 output_is_position_independent.
1580 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1581 output_is_position_independent.
1582 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1583 output_is_position_independent.
1584 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1585 output_is_position_independent.
1586 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1588 (basic_pie_test.o, basic_pie_test): New targets.
1589 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1590 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1591 (two_file_pie_test): New target.
1592 * testsuite/Makefile.in: Rebuild.
1593 * README: Remove note saying that -pie is not supported.
1595 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1597 * options.h (class General_options): Add -init and -fini.
1598 * layout.cc (Layout::finish_dynamic_section): Emit
1599 given init and fini functions.
1601 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1603 * gc.h (gc_process_relocs): Check if icf is enabled using new
1605 * gold.cc (queue_initial_tasks): Likewise.
1606 (queue_middle_tasks): Likewise.
1607 * object.cc (do_layout): Likewise.
1608 * symtab.cc (is_section_folded): Likewise.
1609 * main.cc (main): Likewise.
1610 * reloc.cc (Read_relocs::run): Likewise.
1611 (Sized_relobj::do_scan_relocs): Likewise.
1612 * icf.cc (is_function_ctor_or_dtor): New function.
1613 (Icf::find_identical_sections): Check if function is ctor or dtor when
1615 * options.h (General_options::icf): Change option to be an enum.
1616 (Icf_status): New enum.
1617 (icf_enabled): New method.
1618 (icf_safe_folding): New method.
1619 (set_icf_status): New method.
1620 (icf_status_): New variable.
1621 * (options.cc) (General_options::finalize): Set icf_status_.
1622 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1623 icf_test and icf_keep_unique_test to use the --icf enum flag.
1624 * testsuite/icf_safe_test.sh: New file.
1625 * testsuite/icf_safe_test.cc: New file.
1627 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1629 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1630 includes to gc.h and icf.h.
1631 * arm.cc: Include gc.h.
1632 * gold.cc: Likewise.
1633 * i386.cc: Likewise.
1634 * powerpc.cc: Likewise.
1635 * sparc.cc: Likewise.
1636 * x86_64.cc: Likewise.
1637 * gc.h: Include icf.h.
1639 2009-10-11 Ian Lance Taylor <iant@google.com>
1641 * plugin.cc: Include "gold.h" before other header files.
1643 2009-10-10 Chris Demetriou <cgd@google.com>
1645 * options.h (Input_file_argument::Input_file_type): New enum.
1646 (Input_file_argument::is_lib_): Replace with...
1647 (Input_file_argument::type_): New member.
1648 (Input_file_argument::Input_file_argument): Take Input_file_type
1649 'type' rather than boolean 'is_lib' as second argument.
1650 (Input_file_argument::is_lib): Use type_.
1651 (Input_file_argument::is_searched_file): New function.
1652 (Input_file_argument::may_need_search): Handle is_searched_file.
1653 * options.cc (General_options::parse_library): Support -l:filename.
1654 (General_options::parse_just_symbols): Update for Input_file_argument
1656 (Command_line::process): Likewise.
1657 * archive.cc (Archive::get_file_and_offset): Likewise.
1658 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1659 * script.cc (read_script_file, script_add_file): Likewise.
1660 * fileread.cc (Input_file::Input_file): Likewise.
1661 (Input_file::will_search_for): Handle is_searched_file.
1662 (Input_file::open): Likewise.
1663 * readsyms.cc (Read_symbols::get_name): Likewise.
1664 * testsuite/Makefile.am (searched_file_test): New test.
1665 * testsuite/Makefile.in: Regenerate.
1666 * testsuite/searched_file_test.cc: New file.
1667 * testsuite/searched_file_test_lib.cc: New file.
1669 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1670 Ian Lance Taylor <iant@google.com>
1672 * descriptor.cc: Include <cstdio> and "binary-io.h".
1673 (Descriptors::open): Open the files in binary mode always.
1674 * script.cc (Lex::get_token): Treat \r as whitespace.
1676 2009-10-09 Ian Lance Taylor <iant@google.com>
1678 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1680 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1681 Ian Lance Taylor <iant@google.com>
1683 * configure.ac: Check for readv function also.
1684 * fileread.cc (readv): Define if not HAVE_READV.
1685 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1687 * config.in: Regenerate.
1688 * configure: Regenerate.
1690 2009-10-09 Doug Kwan <dougkwan@google.com>
1692 * layout.cc (Layout::make_output_section): Call target hook to make
1693 ordinary output section.
1694 (Layout::finalize): Adjust parameter list of call the
1695 Target::may_relax().
1696 * layout.h (class Layout::section_list): New method.
1697 * merge.h (Output_merge_base::entsize): Change visibility to public.
1698 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1700 (Output_merge_string::do_is_string): New method.
1701 * object.cc (Sized_relobj::do_setup): renamed from
1702 Sized_relobj::set_up.
1703 * object.h (Sized_relobj::adjust_shndx,
1704 Sized_relobj::initializ_input_to_output_maps,
1705 Sized_relobj::free_input_to_output_maps): Change visibilities to
1707 (Sized_relobj::setup): Virtualize.
1708 (Sized_relobj::do_setup): New method declaration.
1709 (Sized_relobj::invalidate_section_offset,
1710 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1711 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1712 * options.cc (parse_int): New function.
1713 * options.h (parse_int): New declaration.
1714 (DEFINE_int): New macro.
1715 (stub_group_size): New option.
1716 * output.cc (Output_section::Output_section): Initialize memebers
1717 merge_section_map_, merge_section_by_properties_map_,
1718 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1719 (Output_section::add_input_section): Handled deferred code-fill
1720 generation and remove an old comment.
1721 (Output_section::add_relaxed_input_section): New method definition.
1722 (Output_section::add_merge_input_section): Use merge section by
1723 properties map to speed to search. Update merge section maps
1725 (Output_section::build_relaxation_map): New method definition.
1726 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1728 (Output_section::relax_input_section): Renamed to
1729 Output_section::convert_input_sections_to_relaxed_sections and change
1730 interface to take a vector of pointers to relaxed sections.
1731 (Output_section::find_merge_section,
1732 Output_section::find_relaxed_input_section): New method definitions.
1733 (Output_section::is_input_address_mapped,
1734 Output_section::output_offset, Output_section::output_address):
1735 Use output section data maps to speed up searching.
1736 (Output_section::find_starting_output_address): Add comments.
1737 (Output_section::do_write,
1738 Output_section::write_to_postprocessing_buffer): Do code-fill
1739 generation as appropriate.
1740 (Output_section::get_input_sections): Invalidate relaxed input section
1742 (Output_section::restore_states): Adjust type of checkpoint .
1743 Invalidate relaxed input section map.
1744 * output.h (Output_merge_base): New class declaration.
1745 (Input_section_specifier): New class defintion.
1746 (class Output_relaxed_input_section) Change base class to
1747 Output_section_data_build.
1748 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1749 base class initializer.
1750 (Output_section::add_relaxed_input_section): New method declaration.
1751 (Output_section::Input_section): Change visibility to protected.
1752 (Output_section::Input_section::relobj,
1753 Output_section::Input_section::shndx): Handle relaxed input sections.
1754 Output_section::input_sections) Change visibility to protected. Also
1755 define overload to return a non-const pointer.
1756 (Output_section::Merge_section_properties): New class defintion.
1757 (Output_section::Merge_section_by_properties_map,
1758 Output_section::Output_section_data_by_input_section_map,
1759 Output_section::Relaxation_map): New types.
1760 (Output_section::relax_input_section): Rename method to
1761 Output_section::convert_input_sections_to_relaxed_sections and change
1762 interface to take a vector of relaxed section pointers.
1763 (Output_section::find_merge_section,
1764 Output_section::find_relaxed_input_section,
1765 Output_section::build_relaxation_map,
1766 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1767 New method declarations.
1768 (Output_section::merge_section_map_
1769 Output_section::merge_section_by_properties_map_,
1770 Output_section::relaxed_input_section_map_,
1771 Output_section::is_relaxed_input_section_map_valid_,
1772 Output_section::generate_code_fills_at_write_): New data members.
1773 * script-sections.cc
1774 (Output_section_element_input::set_section_addresses): Call
1775 current_data_size and addralign methods of relaxed input sections.
1776 (Orphan_output_section::set_section_addresses): Call current_data_size
1777 and addralign methods of relaxed input sections.
1778 * symtab.cc (Symbol_table::compute_final_value): Extract template
1779 from the body of Symbol_table::sized_finalize_symbol.
1780 (Symbol_table::sized_finalized_symbol): Call
1781 Symbol_table::compute_final_value.
1782 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1783 (Symbol_table::compute_final_value): New templated method declaration.
1784 * target.cc (Target::do_make_output_section): New method defintion.
1785 * target.h (Target::make_output_section): New method declaration.
1786 (Target::relax): Add more parameters for input objects, symbol table
1787 and layout. Adjust call to do_relax.
1788 (Target::do_make_output_section): New method declaration.
1789 (Target::do_relax): Add parameters for input objects, symbol table
1792 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1794 * pread.c: Include stdio.h.
1796 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1798 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1801 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1803 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1804 Change read_shndx type to unsigned int.
1805 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1807 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1808 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1809 Change read_shndx type to unsigned int.
1810 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1812 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1813 * layout.cc (Layout::create_symtab_sections): Cast the result of
1814 local_symcount * symsize to off_t in the gold_assert.
1816 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1818 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1819 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1821 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1822 (Arm_relocate_functions::thm_abs5): New function.
1823 (Arm_relocate_functions::abs12): New function.
1824 (Arm_relocate_functions::abs16): New function.
1825 (Arm_relocate_functions::base_abs): New function.
1826 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1827 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1828 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1830 (Scan::global): Likewise.
1831 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1832 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1833 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1834 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1837 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1839 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1840 (Arm_relocate_functions::movt_prel): New function.
1841 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1842 (Arm_relocate_functions::thm_movt_prel): New function.
1843 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1844 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1845 (Scan::global, Relocate::relocate): Likewise.
1846 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1848 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1850 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1851 Incremental_checker.
1852 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1854 (class Incremental_inputs_header): New class.
1855 (Incremental_inputs_header_writer): Edit comment.
1856 (Incremental_inputs_entry): New class.
1857 (Incremental_inputs_entry_writer): Edit comment.
1858 (Sized_incremental_binary::do_find_incremental_inputs_section):
1859 Add *strtab_shndx parameter, fill it.
1860 (Sized_incremental_binary::do_check_inputs): New method.
1861 (Incremental_checker::can_incrementally_link_output_file): Use
1862 Sized_incremental_binary::check_inputs.
1863 (Incremental_inputs::report_command_line): Save command line in
1866 (Incremental_binary::find_incremental_inputs_section): New
1868 (Incremental_binary::do_find_incremental_inputs_section): Add
1869 strtab_shndx parameter.
1870 (Incremental_binary::do_check_inputs): New pure virtual method.
1871 (Sized_incremental_binary::do_check_inputs): Declare.
1872 (Incremental_checker::Incremental_checker): Add incremental_inputs
1873 parameter, use it to initialize incremental_inputs_.
1874 (Incremental_checker::incremental_inputs_): New field.
1875 (Incremental_checker::command_line): New method.
1876 (Incremental_checker::inputs): New method.
1877 (Incremental_checker::command_line_): New field.
1879 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1881 * incremental.cc: Include <cstdarg> and "target-select.h".
1882 (vexplain_no_incremental): New function.
1883 (explain_no_incremental): New function.
1884 (Incremental_binary::error): New method.
1885 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1887 (make_sized_incremental_binary): New function.
1888 (open_incremental_binary): New function.
1889 (can_incrementally_link_file): Add checks if output is ELF and has
1891 * incremental.h: Include "elfcpp_file.h" and "output.h".
1892 (Incremental_binary): New class.
1893 (Sized_incremental_binary): New class.
1894 (open_incremental_binary): Declare.
1895 * object.cc (is_elf_object): Use
1896 elfcpp::Elf_recognizer::is_elf_file.
1897 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1898 * output.h (Output_file::filesize): New method.
1900 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1902 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1904 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1905 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1907 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1909 (Arm_relocate_functions::movw_abs_nc): New function.
1910 (Arm_relocate_functions::movt_abs): New function.
1911 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1912 (Arm_relocate_functions::thm_movt_abs): New function.
1913 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1914 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1915 (Scan::global): Likewise.
1916 (Relocate::relocate): Likewise.
1917 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1919 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1921 * arm.cc (Arm_relocate_functions::got_prel) New function.
1922 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1923 (Relocate::relocate): Likewise.
1924 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1926 2009-10-06 Ian Lance Taylor <iant@google.com>
1928 * options.h (class General_options): Define
1929 split_stack_adjust_size parameter.
1930 * object.h (class Object): Add uses_split_stack_ and
1931 has_no_split_stack_ fields. Add uses_split_stack and
1932 has_no_split_stack accessor functions. Declare
1933 handle_split_stack_section.
1934 (class Reloc_symbol_changes): Define.
1935 (class Sized_relobj): Define Function_offsets. Declare
1936 split_stack_adjust, split_stack_adjust_reltype, and
1938 * object.cc (Object::handle_split_stack_section): New function.
1939 (Sized_relobj::do_layout): Call handle_split_stack_section.
1940 * dynobj.cc (Sized_dynobj::do_layout): Call
1941 handle_split_stack_section.
1942 * reloc.cc (Sized_relobj::relocate_sections): Call
1943 split_stack_adjust for executable sections in split_stack
1944 objects. Pass reloc_map to relocate_section.
1945 (Sized_relobj::split_stack_adjust): New function.
1946 (Sized_relobj::split_stack_adjust_reltype): New function.
1947 (Sized_relobj::find_functions): New function.
1948 * target-reloc.h: Include "object.h".
1949 (relocate_section): Add reloc_symbol_changes parameter. Change
1951 * target.h (class Target): Add calls_non_split method. Declare
1952 do_calls_non_split virtual method. Declare match_view and
1954 * target.cc: Include "elfcpp.h".
1955 (Target::do_calls_non_split): New function.
1956 (Target::match_view): New function.
1957 (Target::set_view_to_nop): New function.
1958 * gold.cc (queue_middle_tasks): Give an error if mixing
1959 split-stack and non-split-stack objects with -r.
1960 * i386.cc (Target_i386::relocate_section): Add
1961 reloc_symbol_changes parameter.
1962 (Target_i386::do_calls_non_split): New function.
1963 * x86_64.cc (Target_x86_64::relocate_section): Add
1964 reloc_symbol_changes parameter.
1965 (Target_x86_64::do_calls_non_split): New function.
1966 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1968 * powerpc.cc (Target_powerpc::relocate_section): Add
1969 reloc_symbol_changes parameter.
1970 * sparc.cc (Target_sparc::relocate_section): Add
1971 reloc_symbol_changes parameter.
1972 * configure.ac: Call AM_CONDITIONAL for the default target.
1973 * configure: Rebuild.
1974 * testsuite/Makefile.am (TEST_AS): New variable.
1975 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1976 (check_DATA): Add split_i386 and split_x86_64 files.
1977 (SPLIT_DEFSYMS): Define.
1978 (split_i386_[1234n].o): New targets.
1979 (split_i386_[124]): New targets.
1980 (split_i386_[1234r].stdout): New targets.
1981 (split_x86_64_[1234n].o): New targets.
1982 (split_x86_64_[124]): New targets.
1983 (split_x86_64_[1234r].stdout): New targets.
1984 (MOSTLYCLEANFILES): Add new executables.
1985 * testsuite/split_i386.sh: New file.
1986 * testsuite/split_x86_64.sh: New file.
1987 * testsuite/split_i386_1.s: New file.
1988 * testsuite/split_i386_2.s: New file.
1989 * testsuite/split_i386_3.s: New file.
1990 * testsuite/split_i386_4.s: New file.
1991 * testsuite/split_i386_n.s: New file.
1992 * testsuite/split_x86_64_1.s: New file.
1993 * testsuite/split_x86_64_2.s: New file.
1994 * testsuite/split_x86_64_3.s: New file.
1995 * testsuite/split_x86_64_4.s: New file.
1996 * testsuite/split_x86_64_n.s: New file.
1997 * testsuite/testfile.cc (Target_test): Update relocation_section
1999 * testsuite/Makefile.in: Rebuild.
2001 2009-10-06 Ian Lance Taylor <iant@google.com>
2003 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
2004 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
2005 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
2006 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2007 the address on ldo_addrs_.
2008 (Target_i386::Relocate::fix_up_ldo): New function.
2010 2009-10-06 Rafael Espindola <espindola@google.com>
2012 * plugin.cc (add_input_library): New.
2013 (Plugin::load): Add add_input_library to tv.
2014 (Plugin_manager::add_input_file): Add the is_lib argument.
2015 (add_input_file): Update call to Plugin_manager::add_input_file.
2016 (add_input_library): New.
2017 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2019 2009-09-30 Doug Kwan <dougkwan@google.com>
2021 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2022 symbol and call Symbol::may_need_copy_reloc to determine if
2023 a copy reloc is needed.
2024 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2025 nocopyreloc is given in command line.
2026 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2027 given in command line.
2028 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2029 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2030 of the removed Target_i386::may_need_copy_reloc.
2031 * options.h (copyreloc): New option with default value false.
2032 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2033 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2034 instead of the removed Target_powerpc::may_need_copy_reloc.
2035 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2036 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2037 instead of the removed Target_sparc::may_need_copy_reloc.
2038 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2039 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2040 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2041 instead of the removed Target_x86_64::may_need_copy_reloc.
2043 2009-09-30 Ian Lance Taylor <iant@google.com>
2045 * object.h (class Object): Remove target_ field, and target,
2046 sized_target, and set_target methods.
2047 (Object::sized_target): Remove.
2048 (class Sized_relobj): Update declarations. Remove sized_target.
2049 * object.cc (Sized_relobj::setup): Remove target parameter.
2051 (Input_objects::add_object): Don't do anything with the target.
2052 (make_elf_sized_object): Add punconfigured parameter. Change all
2053 callers. Set or test parameter target.
2054 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2056 * parameters.cc (Parameters::set_target): Change parameter type to
2058 (Parameters::default_target): Remove.
2059 (set_parameters_target): Change parameter type to be non-const.
2060 (parameters_force_valid_target): New function.
2061 (parameters_clear_target): New function.
2062 * parameters.h (class Parameters): Update declarations. Remove
2063 default_target method. Add sized_target and clear_target
2064 methods. Change target_ to be non-const.
2065 (set_parameters_target): Update declaration.
2066 (parameters_force_valid_target): Declare.
2067 (parameters_clear_target): Declare.
2068 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2069 as NULL if we aren't searching.
2070 (Add_symbols::run): Don't check for compatible target.
2071 * fileread.cc (Input_file::open_binary): Call
2072 parameters_force_valid_target.
2073 * gold.cc (queue_middle_tasks): Likewise.
2074 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2075 set_target on object.
2076 * dynobj.h (class Sized_dynobj): Update declarations.
2077 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2078 make_elf_object returns NULL.
2079 (Archive::include_member): Don't check whether object target is
2081 * output.cc (Output_section::add_input_section): Get target from
2083 (Output_section::relax_input_section): Likewise.
2084 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2086 (Sized_relobj::do_scan_relocs): Likewise.
2087 (Sized_relobj::relocate_sections): Likewise.
2088 * resolve.cc (Symbol_table::resolve): Likewise.
2089 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2090 parameter. Change all callers.
2091 (Symbol_table::add_from_object): Get target from parameters.
2092 (Symbol_table::add_from_relobj): Don't check object target.
2093 (Symbol_table::add_from_dynobj): Likewise.
2094 (Symbol_table::define_special_symbol): Get target from
2096 * symtab.h (class Symbol_table): Update declaration.
2097 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2098 parameter. Change all callers. Clear parameter target.
2099 (Binary_test): Test target here.
2100 * testsuite/object_unittest.cc (gold_testsuite): Remove
2101 target_test_pointer parameter. Change all callers.
2102 (Object_test): Test target here.
2104 2009-09-26 Ian Lance Taylor <iant@google.com>
2106 * testsuite/initpri1.c: Don't try to use constructor priorities if
2107 compiling with gcc before 4.3.
2109 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2111 * testsuite/retain_symbols_file_test.sh (check_present): Change
2112 output file name to retain_symbols_file_test.stdout.
2113 (check_absent): Likewise.
2115 2009-09-18 Craig Silverstein <csilvers@google.com>
2117 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2118 * options.cc: Include <cerrno> and <fstream>.
2119 (General_options::finalize): Parse -retain-symbols-file tag.
2120 * options.h: New flag.
2121 (General_options): New method should_retain_symbol, new
2122 variable symbols_to_retain.
2123 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2124 should_retain_symbol map.
2125 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2126 * testsuite/Makefile.in: Regenerate.
2127 * testsuite/retain_symbols_file_test.sh: New file.
2129 2009-09-18 Nick Clifton <nickc@redhat.com>
2131 * po/es.po: Updated Spanish translation.
2133 2009-09-17 Doug Kwan <dougkwan@google.com>
2135 * debug.h (DEBUG_RELAXATION): New constant.
2136 (DEBUG_ALL): Add DEBUG_RELAXATION.
2137 (debug_string_to_enum): Add relaxation debug option.
2139 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2140 Layout::Relaxation_debug_check::read_sections,
2141 Layout::Relaxation_debug_check::read_sections): New method definitions.
2142 (Layout::Layout): Initialize data members
2143 record_output_section_data_from_scrips_,
2144 script_output_section_data_list_ and relaxation_debug_check_.
2145 (Layout::save_segments, Layout::restore_segments,
2146 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2147 Layout::relaxation_loop_body): New method definitions.
2148 (Layout::finalize): Support relaxation. Move section layout code to
2149 Layout::relaxation_loop_body.
2150 (Layout::set_asection_address_from_script): Move code for orphan
2151 section placement out.
2152 (Layout::place_orphan_sections_in_script): New method definition.
2153 * layout.h (Output_segment_headers, Output_file_header):
2154 New forward class declarations.
2155 (Layout::~Layout): Define.
2156 (Layout::new_output_section_data_from_script): New method definition.
2157 (Layout::place_orphan_sections_in_script): New method declaration.
2158 (Layout::Segment_states): New type declaration.
2159 (Layout::save_segments, Layout::restore_segments,
2160 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2161 Layout::relaxation_loop_body): New method declarations.
2162 (Layout::Output_section_data_list): New type declaration.
2163 (Layout::Relaxation_debug_check): New class definition.
2164 (Layout::record_output_section_data_from_script_,
2165 Layout::script_output_section_data_list_, Layout::segment_states_,
2166 Layout::relaxation_debug_check_): New data members.
2167 * output.cc: (Output_section_headers::do_size): New method definition.
2168 (Output_section_headers::Output_section_headers): Move size
2169 computation to Output_section_headers::do_size.
2170 (Output_segment_headers::do_size): New method definition.
2171 (Output_file_header::Output_file_header): Move size computation to
2172 Output_file_header::do_size and call it.
2173 (Output_file_header::do_size): New method definition.
2174 (Output_data_group::Output_data_group): Adjust call to
2175 Output_section_data.
2176 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2177 (Output_symtab_xindex::do_write): Add array bound check.
2178 (Output_section::Input_section::print_to_mapfile): Handle
2179 RELAXED_INPUT_SECTION_CODE.
2180 (Output_section::Output_section): Initialize data member checkpoint_.
2181 (Output_section::~Output_section): Delete checkpoint object pointed
2183 (Output_section::add_input_section): Always add an Input_section if
2185 (Output_section::add_merge_input_section): Add assert.
2186 (Output_section::relax_input_section): New method definition.
2187 (Output_section::set_final_data_size): Set load address to zero for
2188 an unallocated section.
2189 (Output_section::do_address_and_file_offset_have_reset_values):
2190 New method definition.
2191 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2192 Handle relaxed input section.
2193 (Output_section::sort_attached_input_sections): Checkpoint input
2194 section list lazily.
2195 (Output_section::get_input_sections): Change type of input_sections to
2196 list of Simple_input_section pointers. Checkpoint input section list
2197 lazily. Also handle relaxed input sections.
2198 (Output_section::add_input_section_for_script): Take a reference to
2199 a Simple_input_section object instead of Relobj pointer and section
2200 index as parameter. Handle relaxed input sections.
2201 (Output_section::save_states, Output_section::restore_states): New
2203 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2204 (Output_data::is_data_size_fixed): New method definition.
2205 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2207 (Output_data::address_and_file_offset_have_reset_values): New method
2209 (Output_data::do_address_and_file_offset_have_reset_values): New method
2211 (Output_data::set_data_size): Check that data size is not fixed.
2212 (Output_data::fix_data_size): New method definition.
2213 (Output_data::is_data_size_fixed_): New data member.
2214 (Output_section_headers::set_final_data_size): New method definition.
2215 (Output_section_headers::do_size): New method declaration.
2216 (Output_segment_headers::set_final_data_size): New method definition.
2217 (Output_segment_headers::do_size): New method declaration.
2218 (Output_file_header::set_final_data_size)::New method definition.
2219 (Output_file_header::do_size)::New method declaration.
2220 (Output_section_data::Output_section_data): Add new parameter
2221 is_data_size_fixed and use it to fix data size.
2222 (Output_data_const::Output_data_const): Adjust call to base class
2223 constructor and fix data size.
2224 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2225 base class constructor and fix data size.
2226 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2227 base class constructor and fix data size.
2228 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2229 class constructor and fix data size.
2230 (Output_data_group::set_final_data_size): New method definition.
2231 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2232 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2233 class constructor and fix data size.
2234 (Output_relaxed_input_section): New class definition.
2235 (Output_section::Simple_input_section): New class definition.
2236 (Output_section::get_input_sections): Adjust parameter list.
2237 (Output_section::add_input_section_for_script): Same.
2238 (Output_section::save_states, Output_section::restore_states,
2239 Output_section::do_address_and_file_offset_have_reset_values,
2240 (Output_section::Input_section::Input_section): Handle
2241 RELAXED_INPUT_SECTION_CODE. Add new overload for
2242 Output_relaxed_input_section.
2243 (Output_section::Input_section::is_input_section,
2244 Output_section::Input_section::set_output_section): Handle relaxed
2246 (Output_section::Input_section::is_relaxed_input_section,
2247 Output_section::Input_section::output_section_data,
2248 Output_section::Input_section::relaxed_input_section): New method
2250 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2252 (Output_section::Input_section::u1_): Update comments.
2253 (Output_section::Input_section::u2_): Add new union member poris.
2254 (Output_section::Checkpoint_output_section): New classs definition.
2255 (Output_section::relax_input_section): New method declaration.
2256 (Output_section::checkpoint_): New data member.
2257 (Output_segment): Update comments.
2258 (Output_segment::Output_segment): Un-privatize copy constructor.
2259 (Output_segment::operator=): Un-privatize.
2260 * script-sections.cc (Output_section_element::Input_section_list):
2261 Change element type to Output_section::Simple_input_section.
2262 (Output_section_element_dot_assignment::set_section_addresses):
2263 Register output section data for relaxation clean up.
2264 (Output_data_exression::Output_data_expression): Adjust call to base
2265 constructor to fix data size.
2266 (Output_section_element_data::set_section_addresses): Register
2267 Output_data_expression object for relaxation clean up.
2268 (struct Input_section_info): Replace Relobj pointer and section index
2269 pair with Output_section::Simple_input_section and Convert struct to a
2271 (Input_section_sorter::operator()): Adjust access to
2272 Input_section_info data member to use accessors.
2273 (Output_section_element_input::set_section_addresses): Use layout
2274 parameter. Adjust code to use Output_section::Simple_input_section
2275 and Input_secction_info classes. Register filler for relaxation
2277 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2278 and section index pair with Output_section::Simple_input_section
2279 class. Adjust code accordingly.
2280 (Phdrs_element::release_segment): New method definition.
2281 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2283 (Script_sections::release_segments): New method definition.
2284 * gold/script-sections.h (Script_sections::release_segments): New
2286 * gold/target.h (Target::may_relax, Target::relax,
2287 Target::do_may_relax, Target::do_relax): New method definitions.
2289 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2291 * arm.cc (has_signed_unsigned_overflow): New function.
2292 (Arm_relocate_functions::abs8): New function.
2293 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2294 (Target_arm::Scan::global): Likewise.
2295 (Target_arm::relocate::relocate): Likewise.
2296 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2299 2009-09-16 Cary Coutant <ccoutant@google.com>
2301 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2302 * testsuite/Makefile.in: Regenerate.
2304 2009-09-11 Nick Clifton <nickc@redhat.com>
2306 * po/gold.pot: Updated by the Translation project.
2308 2009-09-08 Cary Coutant <ccoutant@google.com>
2310 * output.cc (Output_file::open): Add execute permission to empty file.
2311 * testsuite/Makefile.am (permission_test): New test.
2312 * testsuite/Makefile.in: Regenerate.
2314 2009-09-02 Ian Lance Taylor <iant@google.com>
2316 * output.cc (Output_file::resize): Call map_no_anonymous rather
2319 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2321 * gold.cc: Include "incremental.h".
2322 (queue_initial_tasks): Call Incremental_checker methods.
2323 * incremental.cc: Include "output.h".
2324 (Incremental_checker::can_incrementally_link_output_file): New
2326 * incremental.h (Incremental_checker): New class.
2328 * output.cc (Output_file::open_for_modification): New method.
2329 (Output_file::map_anonymous): Changed return type to bool. Record
2331 (Output_file::map_no_anonymous): New method, broken out of map.
2332 (Output_file::map): Use map_no_anonymous and map_anonymous.
2333 * output.h (class Output_file): Update declarations.
2335 2009-08-24 Cary Coutant <ccoutant@google.com>
2337 * options.h (Command_line::Pre_options): New class.
2338 (Command_line::pre_options): New member.
2339 * options.cc (gold::options::ready_to_register): New variable.
2340 (One_option::register_option): Do nothing if not registering options.
2341 Assert if same short option registered twice.
2342 (General_options::General_options): Turn off option registration when
2344 (Command_line::Pre_options::Pre_options): New constructor.
2346 2009-08-24 Cary Coutant <ccoutant@google.com>
2348 * options.h (General_options::no_keep_memory): Remove incorrect
2351 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2353 * Makefile.am (am__skiplex, am__skipyacc): New.
2354 * Makefile.in: Regenerate.
2356 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2358 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2359 (INCLUDES): ... this.
2360 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2361 (AM_CPPFLAGS): Renamed from ...
2362 (INCLUDE): ... this.
2363 * Makefile.in, testsuite/Makefile.in: Regenerate.
2365 * Makefile.in: Regenerate.
2366 * aclocal.m4: Likewise.
2367 * config.in: Likewise.
2368 * configure: Likewise.
2369 * testsuite/Makefile.in: Likewise.
2371 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2372 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2373 * Makefile.in: Regenerate.
2374 * testsuite/Makefile.in: Regenerate.
2376 2009-08-19 Cary Coutant <ccoutant@google.com>
2378 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2379 symbols in shared libraries overridden by hidden or internal symbols
2380 in the main program.
2382 2009-08-19 Chris Demetriou <cgd@google.com>
2384 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2385 checking source file names in error messages.
2387 2009-08-18 Doug Kwan <dougkwan@google.com>
2389 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2390 an elcpp::Ehdr as parameter. Adjust call to set_target.
2391 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2392 an elfcpp::Ehdr as parameter.
2393 * object.cc (Object::set_target): Remove the version that looks up
2394 a target and sets it.
2395 (Sized_relobj::setup): Take a Target object instead of
2396 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2397 (make_elf_sized_object): Find target and ask target to
2399 * object.h: (Object::set_target): Remove the version that looks up
2400 a target and sets it.
2401 (Sized_relobj::setup): Take a Target object instead of
2402 an elfcpp:Ehdr as parameter.
2403 * target.cc: Include dynobj.h.
2404 (Target::do_make_elf_object_implementation): New.
2405 (Target::do_make_elf_object): New.
2406 * target.h (Target::make_elf_object): New template declaration.
2407 (Target::do_make_elf_object): New method declarations.
2408 (Target::do_make_elf_object_implementation): New template declaration.
2410 2009-08-14 Ian Lance Taylor <iant@google.com>
2412 * gold.h (FUNCTION_NAME): Define.
2413 (gold_unreachable): Use FUNCTION_NAME.
2415 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2417 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2418 symbol in the --keep-unique list is not found.
2420 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2422 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2423 been maked as --keep-unique.
2424 (Icf::unfold_section): New function.
2425 * icf.h (Icf::unfold_section): New function.
2426 * options.h (General_options::keep_unique): New option.
2427 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2428 * testsuite/Makefile.in: Regenerate.
2429 * testsuite/icf_keep_unique_test.sh: New file.
2430 * testsuite/icf_keep_unique_test.cc: New file.
2432 2009-08-12 Cary Coutant <ccoutant@google.com>
2435 * resolve.cc (Symbol_table::resolve): Check for references from
2436 dynamic objects to hidden and internal symbols.
2437 * testsuite/Makefile.am (hidden_test.sh): New test.
2438 * testsuite/Makefile.in: Regenerate.
2439 * testsuite/hidden_test.sh: New script.
2440 * testsuite/hidden_test_1.c: New test source.
2441 * testsuite/hidden_test_main.c: New test source.
2443 2009-08-11 Doug Kwan <dougkwan@google.com>
2445 * arm.cc: Update comments.
2446 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2447 segment to locate the .ARM.exidx section if present.
2449 2009-08-09 Doug Kwan <dougkwan@google.com>
2451 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2454 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2455 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2458 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2460 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2461 valid tls_segment only for non-debug-section relocations.
2462 * testsuite/Makefile.am: Add gc_tls_test.
2463 * testsuite/Makefile.in: Regenerate.
2464 * testsuite/gc_tls_test.cc: New file.
2465 * testsuite/gc_tls_test.sh: New file.
2467 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2471 * Makefile.am (CCFILES): Add icf.cc.
2473 * Makefile.in: Regenerate.
2474 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2475 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2476 section, symbol and addend information for the relocs.
2477 * gold.cc (queue_middle_tasks): Call identical code folding.
2478 * gold.h: Add defines for multimap.
2479 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2480 to the call of finalize_local_symbols.
2481 * main.cc (main): Create object of class Icf.
2482 * object.cc (Sized_relobj::do_layout): Allow this function to be
2483 called twice during icf.
2484 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2485 to sections marked as identical by icf.
2486 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2488 (Sized_relobj::do_section_entsize): New function.
2489 * object.h (Object::section_entsize): New function.
2490 (Object::do_section_entsize): New pure virtual function.
2491 (Relobj::finalize_local_symbols): Add new parameter.
2492 (Relobj::do_section_entsize): New function.
2493 * options.h (General_options::icf): New option.
2494 (General_options::icf_iterations): New option.
2495 (General_options::print_icf_sections): New option.
2496 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2497 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2498 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2500 * symtab.cc (Symbol_table::is_section_folded): New function.
2501 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2502 to sections marked as identical by icf.
2503 * symtab.h (Symbol_table::set_icf): New function.
2504 (Symbol_table::icf): New function.
2505 (Symbol_table::is_section_folded): New function.
2506 (Symbol_table::icf_): New data member.
2507 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2508 * testsuite/Makefile.am: Add commands to build icf_test.
2509 * testsuite/Makefile.in: Regenerate.
2510 * testsuite/icf_test.sh: New file.
2511 * testsuite/icf_test.cc: New file.
2513 2009-07-24 Chris Demetriou <cgd@google.com>
2515 * layout.cc (is_compressible_debug_section): Fix incorrect
2516 comment about compressed section names.
2518 2009-07-20 Ian Lance Taylor <ian@airs.com>
2521 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2523 2009-07-16 Ian Lance Taylor <iant@google.com>
2526 * layout.h: #include <map>.
2527 (class Kept_section): Change from struct to class. Add accessors
2528 and setters. Add section size to Comdat_group mapping. Change
2529 Comdat_group to std::map. Add is_comdat_ field. Add
2530 linkonce_size field in union.
2531 (class Layout): Update declaration of find_or_add_kept_section.
2532 Don't declare find_kept_object.
2533 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2534 parameter. Add object, shndx, is_comdat, and is_group_name
2535 parameters. Change all callers. Adjust for new Kept_section.
2536 (Layout::find_kept_object): Remove.
2537 * object.cc (Sized_relobj::include_section_group): Update use of
2538 Kept_section. Rename secnum to shndx. Only record
2539 Kept_comdat_section if sections are the same size.
2540 (Sized_relobj::include_linkonce_section): Update use of
2541 Kept_section. Only record Kept_comdat_section if sections are the
2542 same size. Set size of linkonce section.
2543 (Sized_relobj::map_to_kept_section): Update call to
2544 get_kept_comdat_section.
2545 * object.h (class Sized_relobj): Rename fields in
2546 Kept_comdat_section to drop trailing underscores; change object
2547 field to Relobj*. Change Kept_comdat_section_table to store
2548 struct rather than pointer.
2549 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2550 Add kept_object and kept_shndx parameters. Change all callers.
2551 (Sized_relobj::get_kept_comdat_section): Change return type to
2552 bool. Add kept_object and kept_shndx parameters. Change all
2554 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2555 Layout::find_or_add_kept_section.
2557 2009-07-09 Ian Lance Taylor <iant@google.com>
2559 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2560 Reserve space in the hash table.
2562 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2564 * fileread.cc (File_read::get_mtime): New method.
2565 * fileread.h (Timespec): New structure.
2566 (File_read::get_mtime): New method.
2567 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2568 Renamed from timestamp_nsec.
2569 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2571 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2573 (Incremental_inputs::report_archive): Save mtime; style fix.
2574 (Incremental_inputs::report_obejct): Save mtime; style fix.
2575 (Incremental_inputs::report_script): Save mtime; style fix.
2576 (Incremental_inputs::finalize_inputs): Style fix.
2577 (Incremental_inputs::finalize): Style fix.
2578 (Incremental_inputs::create_input_section_data): Store inputs
2580 * incremental.h (Incremental_inputs::report_script): Add mtime
2582 (Incremental_inputs::Input_info::Input_info): Intialize only one
2584 (Incremental_inputs::Input_info::archive): Move to nameless
2586 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2587 (Incremental_inputs::Input_info::script): Move to nameless union.
2588 (Incremental_inputs::mtime): New field.
2589 * script.cc (read_input_script): Pass file mtime to
2591 * script.h (Script_info::inputs): Style fix.
2593 2009-07-01 Ian Lance Taylor <ian@airs.com>
2595 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2598 2009-06-24 Ian Lance Taylor <iant@google.com>
2601 * layout.cc (Layout::choose_output_section): If we find an
2602 existing section, update the flags.
2603 (Layout::create_notes): New function, broken out of
2605 (Layout::finalize): Don't create note sections.
2606 (Layout::create_note): Don't crash if linker script discards
2608 (Layout::create_gold_note): Likewise.
2609 (Layout::create_build_id): Likewise. Don't set
2610 after_input_sections on the section.
2611 (Layout::create_executable_stack_info): Remove target parameter.
2613 * layout.h (class Layout): Declare create_notes. Update
2614 declaration of create_executable_stack_info.
2615 * gold.cc (queue_middle_tasks): Call create_notes.
2616 * output.cc (Output_section::update_flags_for_input_section): Move
2617 here from output.h. If SHF_ALLOC flag is newly set, mark address
2619 * output.h (Output_data::mark_address_invalid): New function.
2620 (class Output_section): Only declare, not define,
2621 update_flags_for_input_section. Remove set_flags.
2623 2009-06-24 Ian Lance Taylor <iant@google.com>
2625 * script-sections.cc (Output_section_definition::
2626 set_section_addresses): Rename shadowing local load_address to
2629 2009-06-24 Ian Lance Taylor <iant@google.com>
2632 * reloc.cc (relocate_sections): Skip empty relocation sections.
2634 2009-06-23 Ian Lance Taylor <iant@google.com>
2637 * layout.cc (Layout::create_note): Use choose_output_section
2638 rather than make_output_section.
2640 2009-06-23 Ian Lance Taylor <iant@google.com>
2643 * options.cc (General_options::parse_V): Set printed_version_.
2644 (General_options::General_options): Initialize printed_version_.
2645 * options.h (class General_options): Add printed_version_ field.
2646 * gold.cc (queue_initial_tasks): If there are no input files,
2647 don't give a fatal error if we printed the version information.
2648 (queue_middle_tasks): If using -r with a shared object, give a
2649 fatal error rather than an ordinary error.
2651 2009-06-23 Ian Lance Taylor <iant@google.com>
2654 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2655 (Layout::make_output_section): Set have_stabstr_section_ if we see
2656 a .stab*str section.
2657 (Layout::finalize): Call link_stabs_sections.
2658 (Layout::link_stabs_sections): New file.
2659 * layout.h (class Layout): Add have_stabstr_section_ field.
2660 Declare link_stabs_sections.
2662 2009-06-23 Doug Kwan <dougkwan@google.com>
2664 * Makefile.am (libgold_a_LIBADD): New.
2665 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2666 * Makefile.in: Regenerate.
2667 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2668 * configure: Regenerate.
2669 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2670 * fileread.cc: Include sys/state.h
2671 * gold.h: Declare memmem and strndup if found missing.
2672 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2674 2009-06-23 Ian Lance Taylor <iant@google.com>
2676 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2677 * configure: Rebuild.
2679 2009-06-23 Ian Lance Taylor <iant@google.com>
2682 * object.cc (Object::section_contents): Don't try to get a view if
2683 the section has length zero.
2684 (Object::handle_gnu_warning_section): If the section is empty, use
2685 the name of the section as the warning.
2687 2009-06-23 Ian Lance Taylor <iant@google.com>
2690 * stringpool.h (class Stringpool_template): Add optimize_ field.
2691 (Stringpool_template::set_optimize): New function.
2692 * stringpool.cc (Stringpool_template::Stringpool_template):
2693 Initialize optimize_ field.
2694 (Stringpool_template::set_string_offsets): Test local optimize
2695 fild rather than parameter.
2696 * layout.cc (Layout::Layout): Call set_optimize on the section
2699 2009-06-22 Ian Lance Taylor <iant@google.com>
2702 * yyscript.y: Parse TARGET.
2703 * script.cc (script_set_target): New function.
2704 * script-c.h (script_set_target): Declare.
2705 * options.cc (General_options::string_to_object_format): Rename
2706 from string_to_object_format in anonymous namespace. Change
2708 * options.h (class General_options): Declare
2709 string_to_object_format.
2711 2009-06-22 Ian Lance Taylor <iant@google.com>
2713 * script-sections.cc (Script_sections::create_segments): Don't put
2714 program headers in a PT_LOAD segment if -n or -N.
2716 2009-06-22 Ian Lance Taylor <iant@google.com>
2719 * options.h (class General_options): Add -z lazy and -z now. Sort
2720 -z options into alphabetical order.
2721 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2723 2009-06-21 Ian Lance Taylor <iant@google.com>
2725 * layout.cc (Layout::make_output_section): Call
2726 Target::new_output_section.
2727 (Layout::attach_allocated_section_to_segment): Put large section
2728 sections in a separate load segment with the large segment flag
2730 (Layout::segment_precedes): Sort large data segments after other
2732 (align_file_offset): New static function.
2733 (Layout::set_segment_offsets): Use align_file_offset.
2734 * output.h (class Output_section): Add is_small_section_ and
2735 is_large_section_ fields.
2736 (Output_section::is_small_section): New function.
2737 (Output_section::set_is_small_section): New function.
2738 (Output_section::is_large_section): New function.
2739 (Output_section::set_is_large_section): New function.
2740 (Output_section::is_large_data_section): New function.
2741 (class Output_segment): Add is_large_data_segment_ field.
2742 (Output_segment::is_large_data_segment): New function.
2743 (Output_segment::set_is_large_data_segment): New function.
2744 * output.cc (Output_section::Output_section): Initialize new
2746 (Output_segment::Output_segment): Likewise.
2747 (Output_segment::add_output_section): Add assertion that large
2748 data sections always go in large data segments. Force small data
2749 sections to the end of the list of data sections. Force small BSS
2750 sections to the start of the list of BSS sections. For large BSS
2751 sections to the end of the list of BSS sections.
2752 * symtab.h (class Symbol): Declare is_common_shndx.
2753 (Symbol::is_defined): Check Symbol::is_common_shndx.
2754 (Symbol::is_common): Likewise.
2755 (class Symbol_table): Define enum Commons_section_type. Update
2756 declarations. Add small_commons_ and large_commons_ fields.
2757 * symtab.cc (Symbol::is_common_shndx): New function.
2758 (Symbol_table::Symbol_table): Initialize new fields.
2759 (Symbol_table::add_from_object): Put small and large common
2760 symbols in the right list.
2761 (Symbol_table::sized_finalized_symbol): Check
2762 Symbol::is_common_shndx.
2763 (Symbol_table::sized_write_globals): Likewise.
2764 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2765 common symbol lists. Don't call do_allocate_commons_list if the
2767 (Symbol_table::do_allocate_commons_list): Remove is_tls
2768 parameter. Add comons_section_type parameter. Change all
2769 callers. Handle small and large common symbols.
2770 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2771 Symbol::is_common_shndx.
2772 * resolve.cc (symbol_to_bits): Likewise.
2773 * target.h (Target::small_common_shndx): New function.
2774 (Target::small_common_section_flags): New function.
2775 (Target::large_common_shndx): New function.
2776 (Target::large_common_section_flags): New function.
2777 (Target::new_output_section): New function.
2778 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2779 small_common_section_flags, and large_common_section_flags
2781 (Target::do_new_output_section): New virtual function.
2782 * arm.cc (Target_arm::arm_info): Initialize new fields.
2783 * i386.cc (Target_i386::i386_info): Likewise.
2784 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2786 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2787 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2788 (Target_x86_64::do_new_output_section): New function.
2789 * configure.ac: Define conditional MCMODEL_MEDIUM.
2790 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2791 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2792 (large_LDFLAGS): Define.
2793 * testsuite/large.c: New file.
2794 * testsuite/testfile.cc (Target_test::test_target_info):
2795 Initialize new fields.
2796 * configure, testsuite/Makefile.in: Rebuild.
2798 2009-06-05 Doug Kwan <dougkwan@google.com>
2800 * Makefile.am (CCFILES): Add target.cc.
2801 * Makefile.in: Regenerate.
2802 * i386.cc (class Target_i386): Define new virtual method to
2803 override do_is_local_label_name in parent.
2804 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2805 local symbols if --discard-locals or -X is given.
2806 * options.h (class General_options): Declare new options
2807 '--discard-locals' and '-X' for discarding locals.
2808 * target.h (class Target): Define new methods is_local_label_name.
2809 Declare new virtual method do_is_local_label_name.
2810 * target.cc: New file.
2811 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2812 (check_SCRIPTS): Add discard_locals_test.sh.
2813 (check_DATA): Add discard_local_tests.syms.
2814 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2815 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2816 * testsuite/Makefile.in: Regenerate.
2817 * testsuite/discard_locals_test.c: New file.
2818 * testsuite/discard_locals_test.sh: Same.
2820 2009-06-05 Doug Kwan <dougkwan@google.com>
2822 * object.cc (Sized_relobj::Sized_relobj): Initialize
2823 discarded_eh_frame_shndx_ to -1U.
2824 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2826 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2827 a discarded .eh_frame section.
2828 (Sized_relobj::do_finalize_local_symbols): Ditto.
2829 * object.h (class Sized_relobj): Declare new member
2830 discarded_eh_frame_shndx_.
2831 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2832 (local_labels_test.o, local_labels_test): New rules.
2833 * testsuite/Makefile.in: Regenerate.
2835 2009-06-04 Doug Kwan <dougkwan@google.com>
2837 * layout.cc (Layout::section_name_mapping): Add mapping for
2838 special ARM sections.
2840 2009-06-03 Doug Kwan <dougkwan@google.com>
2842 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2843 (utils::has_overflow): Same.
2845 2009-06-03 Ian Lance Taylor <iant@google.com>
2847 * layout.cc (Layout::section_name_mapping): New array, replacing
2848 Layout::linkonce_mapping.
2849 (Layout::section_name_mapping_count): New variable, replacing
2850 Layout::linkonce_mapping_count.
2851 (Layout::linkonce_output_name): Remove.
2852 (Layout::output_section_name): Rewrite.
2853 * layout.h (class Layout): Rename Linkonce_mapping to
2854 Section_name_mapping, linkonce_mapping to section_name_mapping,
2855 linkonce_mapping_count to section_name_mapping_count. Don't
2856 declare linkonce_output_name.
2858 2009-06-03 Doug Kwan <dougkwan@google.com>
2860 * gold/arm.cc (namespace utils): New.
2861 (Target_arm::reloc_is_non_pic): Define new method.
2862 (class Arm_relocate_functions): New.
2863 (Target_arm::Relocate::relocate): Handle relocation types used by
2866 2009-06-03 Ian Lance Taylor <iant@google.com>
2868 * arm.cc (Target_arm::scan::global): Use || instead of |.
2870 2009-06-02 Doug Kwan <dougkwan@google.com>
2872 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2873 issued_non_pic_error_.
2874 (class Target_arm::Scan): Declare new method check_non_pic.
2875 Define new method symbol_needs_plt_entry.
2876 Declare new data member issued_non_pic_error_.
2877 (class Target_arm::Relocate): Declare new method
2878 should_apply_static_reloc.
2879 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2880 (Target_arm::Scan::check_non_pic): Define new method.
2881 (Target_arm::Scan::local): Handle a small subset of reloc types used
2883 (Target_arm::Scan::local): Same.
2884 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2886 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2888 * incremental.cc (Incremental_inputs::report_command_line): Filter
2889 out --incremental-* options.
2891 2009-05-29 Doug Kwan <dougkwan@google.com>
2893 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2895 (class Target_arm): Update comment.
2896 (Target_arm::Target_arm): Initialize new data members GOT_,
2897 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2898 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2899 and Target_arm::rel_dyn_section.
2900 Declare new_enum Target_arm::Got_type.
2901 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2903 Update commments for member do_dynsym_value.
2904 (Target_arm::got_size, Target_arm::plt_section,
2905 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2906 new methods inside class defintion.
2907 (Target_arm::got_section): Define new method.
2908 (Target_arm::rel_dyn_section): Same.
2909 (Output_data_plt_arm): New template class.
2910 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2911 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2912 (Output_data_plt_arm::add_entry): Same.
2913 (Output_data_plt_arm::first_plt_entry): Define new
2914 static data member for PLT instruction template.
2915 (Output_data_plt_arm::plt_entry): Same.
2916 (Output_data_plt_arm::do_write): Define new method.
2917 (Target_arm::make_plt_entry): Same.
2918 (Target_arm::do_finalize_sections): Same.
2919 (Target_arm::do_dynsym_value): Same.
2921 2009-05-28 Doug Kwan <dougkwan@google.com>
2923 * Makefile.am (TARGETSOURCES): Add arm.cc.
2924 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2925 * Makefile.in: Regenerate.
2927 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2929 2009-05-26 Doug Kwan <dougkwan@google.com>
2931 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2932 (General_options::check_excluded_libs): Strip off directories in
2933 archive name before matching like GNU ld does.
2934 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2935 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2936 (exclude_libs_test_LDFLAGS): Add linker option
2937 -Wl,--exclude-libs,libexclude_libs_test_3
2938 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2939 an explicit archive without using -l.
2940 (alt/libexclude_libs_test_3.a): New make rule.
2941 * testsuite/Makefile.in: Regenerate.
2942 * testsuite/exclude_libs_test.c : Declare lib3_default().
2944 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2945 * exclude_libs_test_3.c: New file.
2947 2009-05-26 Nick Clifton <nickc@redhat.com>
2949 * po/id.po: New Indonesian translation.
2950 * po/gold.pot: Updated template file.
2952 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2954 * testsuite/Makefile.am: Add -ffunction-sections to compile
2955 gc_comdat_test files. Add -Wl,--gc-sections to build
2957 * testsuite/Makefile.in: Regenerate.
2958 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2960 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2962 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2963 kept comdat section was garbage collected.
2964 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2965 * testsuite/Makefile.in: Regenerate.
2966 * testsuite/gc_comdat_test.sh: New file.
2967 * testsuite/gc_comdat_test_1.cc: New file.
2968 * testsuite/gc_comdat_test_2.cc: New file.
2970 2009-05-19 Doug Kwan <dougkwan@google.com>
2972 * archive.cc (Archive::Archive): Move constructor from archive.h
2973 to here. Initialize no_export_.
2974 (Archive::get_elf_object_for_member): Set no_export flag of object.
2975 * archive.h (Archive::Archive): Move constructor body to
2977 (Archive::no_export): New method.
2978 (Archive::no_export_): New field.
2979 * object.h (Object::Object): Initialize no_export_ to false.
2980 (Object::no_export, Object::set_no_export): New methods.
2981 (Object::no_export_): New field.
2982 * options.cc (General_options::parse_exclude_libs): New method.
2983 (General_options::check_excluded_libs) Same.
2984 * options.h (exclude_libs): New option.
2985 (General_options::check_excluded_libs): New method declaration.
2986 (General_options::excluded_libs_): New field.
2987 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2988 default or protected visibility if an object has no-export flag set.
2989 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2990 (check_SCRIPTS): Add exclude_libs_test.sh.
2991 (check_DATA): Add exclude_libs_test.syms.
2992 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2993 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2994 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2995 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2996 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2997 libexclude_libs_test_2.a): New rules.
2998 * testsuite/Makefile.in: Regenerate.
2999 * testsuite/exclude_libs_test.c: New file.
3000 * testsuite/exclude_libs_test.sh: Ditto.
3001 * testsuite/exclude_libs_test_1.c: Ditto.
3002 * testsuite/exclude_libs_test_2.c: Ditto.
3004 2009-05-15 Ian Lance Taylor <iant@google.com>
3006 * configure.ac: Check for declarations for cases where libiberty.h
3007 checks HAVE_DECL_xxx.
3008 * configure, config.in: Rebuild.
3010 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3012 * gold.h (Incremental_argument_list): Remove (invalid) forward
3014 * incremental.cc (Incremental_inputs::report_achive): New method.
3015 (Incremental_inputs::report_object): New method.
3016 (Incremental_inputs::report_script): New method.
3017 (Incremental_inputs::finalize_inputs): New method.
3018 (Incremental_inputs::finalize): Call finalize_inputs().
3019 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3020 Create inputs entries.
3021 * incremental.h (Incremental_input_type): New enum.
3022 (Incremental_inputs::Incremental_input): Initialize new fields.
3023 (Incremental_inputs::report_inputs): New method.
3024 (Incremental_inputs::report_achive): New method.
3025 (Incremental_inputs::report_object): New method.
3026 (Incremental_inputs::report_script): New method.
3027 (Incremental_inputs::finalize_inputs): New method.
3028 (Incremental_inputs::Input_info): New struct.
3029 (Incremental_inputs::Input_info_map): New typedef.
3030 (Incremental_inputs::lock_): New field.
3031 (Incremental_inputs::Inputs_): New field.
3032 (Incremental_inputs::Inputs_map): New field.
3033 * main.cc (main): Call Incremental_input::report_inputs.
3034 * options.h (Input_argument_list): Typedef moved from
3036 (Input_file_group::Files): Remove, use ::Input_argument_list.
3037 (Input_file_group::Input_argument_list): Remove, use
3038 ::Input_argument_list.
3039 * plugin.cc (Plugin_manager::add_input_file): Add error in
3041 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3043 * script.cc (read_input_script): Call
3044 Incremental_input::report_script.
3045 * script.h (Script_info): New class.
3047 2009-04-27 Ian Lance Taylor <iant@google.com>
3049 * x86_64.cc (do_adjust_output_section): Set entsize to
3052 2009-04-23 Elliott Hughes <enh@google.com>
3054 * output.cc (Output_file::close): After short writes, continue
3055 writing from the correct offset in the buffer being written.
3057 2009-04-23 Chris Demetriou <cgd@google.com>
3059 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3060 * configure: Regenerate.
3061 * config.in: Regenerate.
3062 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3063 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3065 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3067 * incremental.cc (Incremental_inputs_header_data): Renamed from
3068 Incremental_input_header_data.
3069 (Incremental_inputs_header_data::data_size): New field.
3070 (Incremental_inputs_header_data::put_input_file_count): Renamed
3071 from input_file_count.
3072 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3073 from command_line_offset.
3074 (Incremental_inputs_header_data::put_reserved): Renamed from
3076 (Incremental_inputs_entry_data): Renamed from
3077 Incremental_input_entry_data.
3078 (Incremental_inputs_entry_data::data_size): New field.
3079 (Incremental_inputs::report_command_line): New method.
3080 (Incremental_inputs::finalize): New method.
3081 (Incremental_inputs::create_incremental_inputs_data): New method.
3082 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3083 * incremental.h: New file.
3084 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3085 (Layout::finalize): Create incremental inputs section in
3087 (Layout::create_incremental_info_sections): New method.
3088 * layout.h (Layout::incremental_inputs): New method.
3089 (Layout::create_incremental_info_sections): New method.
3090 (Layout::incremental_inputs_): New field.
3091 * main.cc (main): Notify Incremental_input of the command line.
3093 2009-04-01 Ian Lance Taylor <iant@google.com>
3094 Mikolaj Zalewski <mikolajz@google.com>
3096 * gold.h (reserve_unordered_map): Define, three versions, one for
3097 each version of Unordered_map.
3098 * layout.cc (Layout::Layout): Remove options parameter. Add
3099 number_of_input_files parameter. Don't initialize options_.
3100 Initialize number_of_input_files_ and resized_signatures_. Move
3101 sections_are_attached_.
3102 (Layout::layout_group): Reserve space for group_signatures_.
3103 (Layout::find_or_add_kept_section): Change name parameter to be a
3104 reference. Resize signatures_ map when it gets large enough.
3105 (Layout::layout_eh_frame): Use parameters->options() instead of
3107 (Layout::make_output_section): Likewise.
3108 (Layout::attach_allocated_section_to_segment): Likewise.
3109 (Layout::finalize, Layout::create_executable_stack): Likewise.
3110 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3111 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3112 * layout.h (class Layout): Update declarations. Remove options_
3113 field. Add number_of_input_files_ and resized_signatures_
3114 fields. Move sections_are_attached_ field.
3115 * main.cc (main): Pass number of input files to Layout
3116 constructor. Don't pass options.
3118 2009-03-30 Ian Lance Taylor <iant@google.com>
3120 * ffsll.c (ffsll): Correct implementation.
3122 2009-03-27 Ian Lance Taylor <iant@google.com>
3124 * ffsll.c: New file.
3125 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3126 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3127 * ftruncate.c (ftruncate): Declare before definition.
3128 * mremap.c (mremap): Likewise.
3129 * pread.c (pread): Likewise.
3130 * configure, Makefile.in, config.in: Rebuild.
3132 * mremap.c: New file.
3133 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3134 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3135 (mremap): Declare if HAVE_MREMAP is not defined.
3136 * configure, Makefile.in, config.in: Rebuild.
3138 2009-03-27 Cary Coutant <ccoutant@google.com>
3140 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3141 position independent.
3142 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3143 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3145 2009-03-24 Cary Coutant <ccoutant@google.com>
3147 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3149 (needs_dynamic_reloc): Likewise.
3151 2009-03-24 Ian Lance Taylor <iant@google.com>
3153 * yyscript.y (file_cmd): Recognize EXTERN.
3154 (extern_name_list, extern_name_list_body): New nonterminals.
3155 * script.cc (script_add_extern): Define.
3156 * script-c.h (script_add_extern): Declare.
3158 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3160 * object.cc (is_elf_object): Define.
3161 * object.h (is_elf_object): Declare.
3162 * archive.cc (Archive::get_elf_object_for_member): Call
3164 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3166 2009-03-24 Elliott Hughes <enh@google.com>
3168 * output.cc (Output_file::map_anonymous): Define.
3169 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3170 try an anonymous one. Report the size if the mmap fails.
3171 * output.h (class Output_file): Declare map_anonymous.
3173 2009-03-24 Ian Lance Taylor <iant@google.com>
3175 * target-select.cc (instantiate_target): Don't acquire the lock if
3176 the instantiated_target_ field has already been set.
3178 2009-03-23 Ian Lance Taylor <iant@google.com>
3180 * gold-threads.h (class Initialize_lock): Define.
3181 * gold-threads.cc (class Initialize_lock_once): Define.
3182 (initialize_lock_control): New static variable.
3183 (initialize_lock_pointer): New static variable.
3184 (initialize_lock_once): New static function.
3185 (Initialize_lock::Initialize_lock): Define.
3186 (Initialize_lock::initialize): Define.
3187 * target-select.h: Include "gold-threads.h".
3188 (class Target_selector): Add lock_ and initialize_lock_ fields.
3189 Don't define instantiate_target, just declare it.
3190 * target-select.cc (Target_selector::Target_selector): Initialize
3192 (Target_selector::instantiate_target): Define.
3193 * descriptors.h: Include "gold-threads.h".
3194 (class Descriptors): Add initialize_lock_ field.
3195 * descriptors.cc (Descriptors::Descriptors): Initialize new
3197 (Descriptors::open): Use initialize_lock_ field
3198 * errors.h (class Errors): Add initialize_lock_ field.
3199 * errors.cc (Errors::Errors): Initialize new field.
3200 (Errors::initialize_lock): Use initialize_lock_ field.
3201 * powerpc.cc (class Target_selector_powerpc): Remove
3202 instantiated_target_ field. In do_recognize call
3203 instantiate_target rather than do_instantiate_target. In
3204 do_instantiate_target just allocate a new target.
3205 * sparc.cc (class Target_selector_sparc): Likewise.
3207 * freebsd.h: New file.
3208 * i386.cc: Include "freebsd.h".
3209 (Target_i386): Derive from Target_freebsd rather than
3211 (Target_selector_i386): Derive from Target_selector_freebsd rather
3212 than Target_selector.
3213 * x86_64.cc: Include "freebsd.h".
3214 (Target_x86_64): Derive from Target_freebsd rather than
3216 (Target_selector_x86_64): Derive from Target_selector_freebsd
3217 rather than Target_selector.
3218 * target.h (class Target): Add adjust_elf_header and
3219 do_adjust_elf_header.
3220 * output.cc (Output_file_header:: do_sized_write): Call target
3221 adjust_elf_header routine.
3222 * configure.tgt: Set targ_osabi.
3223 * configure.ac: Define GOLD_DEFAULT_OSABI.
3224 * parameters.cc (Parameters::default_target): Pass
3225 GOLD_DEFAULT_OSABI to select_target.
3226 * target-select.h (class Target_selector): Make instantiate_target
3227 protected rather than private.
3228 * Makefile.am (HFILES): Add freebsd.h.
3229 * configure, Makefile.in, config.in: Rebuild.
3231 * merge.cc (do_add_input_section): Correct pend value. Change
3232 message about last entry not being null terminated from error to
3235 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3237 * incremental.cc: New file.
3238 * Makefile.am (CCFILES): Add incremental.cc.
3239 * Makefile.in: Rebuild.
3241 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3243 * layout.cc (Layout::output_section_name): Preserve names
3244 of '.note.' sections.
3246 2009-03-19 Ian Lance Taylor <iant@google.com>
3248 * descriptors.cc (Descriptors::open): Check that the options are
3249 valid before using them.
3251 2009-03-18 Ian Lance Taylor <iant@google.com>
3253 * script-sections.h: Include <list>.
3254 (class Script_sections): Change Sections_elements from std::vector
3255 to std::list. Typedef public Elements_iterator. Add
3256 orphan_section_placement_, data_segment_align_start_, and
3257 saw_data_segment_align_ fields. Remove data_segment_align_index_
3259 * script-sections.cc (class Orphan_section_placement): New class.
3260 (class Sections_element): Add virtual functions is_relro and
3261 orphan_section_init. Remove virtual function place_orphan_here.
3262 (class Output_section_definition): Add is_relro and
3263 orphan_section_init. Remove place_orphan_here.
3264 (class Orphan_output_section): Likewise.
3265 (Script_sections::Script_sections): Update for field changes.
3266 (Script_sections::data_segment_align): Set saw_data_segment_align_
3267 and data_segment_align_start_, not data_segment_align_index.
3268 (Script_sections::data_segment_relro_end): Check
3269 saw_data_segment_align_. Use data_segment_align_start_ rather
3270 than data_segment_align_index_.
3271 (Script_sections::place_orphan): Rewrite to use
3272 Orphan_section_placement.
3274 2009-03-17 Ian Lance Taylor <iant@google.com>
3276 * archive.cc (Archive::add_symbols): Check for a version attached
3277 to the symbol name in the archive map.
3278 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3279 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3280 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3281 (ver_test_11.a): New target.
3282 * testsuite/Makefile.in: Rebuild.
3284 * configure.ac: Check for chsize and posix_fallocate. Replace
3286 * ftruncate.c: New file, from gnulib.
3287 * output.cc (posix_fallocate): Define dummy version if not
3288 HAVE_POSIX_FALLOCATE.
3289 (Output_file::map): Call posix_fallocate rather than lseek and
3291 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3292 * configure, Makefile.in, config.in: Rebuild.
3294 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3296 * layout.h (Layout::create_note): Add section_name parameter.
3297 * layout.cc (Layout::create_note): Likewise.
3298 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3300 2009-03-17 Ian Lance Taylor <iant@google.com>
3302 * descriptors.cc: Include "options.h".
3303 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3304 (Descriptors::open): Always use O_CLOEXEC when opening a new
3305 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3306 then set FD_CLOEXEC.
3308 * sparc.cc (class Target_sparc): Add has_got_section.
3309 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3310 make sure we have a GOT section.
3312 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3313 (Target_sparc::Scan::local): Likewise.
3314 (Target_sparc::Scan::global): Likewise.
3315 (Target_sparc::Relocate::relocate): Likewise.
3316 (Target_sparc::Relocate::relocate_tls): Likewise.
3318 * symtab.cc (Symbol_table::define_default_version): New function,
3319 broken out of add_from_object.
3320 (Symbol_table::add_from_object): Call define_default_version.
3321 (Symbol_table::define_special_symbol): Add resolve_oldsym
3322 parameter. Change all callers. If the version for a symbol comes
3323 from a version script, resolve it with the symbol with the same
3324 name with no version. Also add the symbol without a version if
3326 (do_define_in_output_data): If resolving with oldsym, don't delete
3328 (do_define_in_output_segment): Likewise.
3329 (do_define_as_constant): Likewise.
3330 * symtab.h (class Symbol_table): Update declarations.
3332 2009-03-13 Ian Lance Taylor <iant@google.com>
3334 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3335 (Read_symbols::requeue): New function.
3336 (Read_symbols::do_read_symbols): If make_elf_object fails because
3337 the target type is not configured, and the file was searched for,
3338 issue a warning and retry with the next directory.
3339 (Add_symbols::run): If the file has an incompatible format, and
3340 it was searched for, requeue the Read_symbols task. On error,
3342 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3343 dirindex parameter to constructor. Change all callers. Declare
3344 incompatible_warning and requeue.
3345 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3346 input_argument_ and input_group_ fields. Add them to
3347 constructor. Change all callers.
3348 (class Read_script): Add dirindex_ field. Add it to constructor.
3350 * archive.cc (Archive::setup): Remove input_objects parameter.
3352 (Archive::get_file_and_offset): Likewise.
3353 (Archive::read_all_symbols): Likewise.
3354 (Archive::read_symbols): Likewise.
3355 (Archive::get_elf_object_for_member): Remove input_objects
3356 parameter. Add punconfigured parameter. Change all callers.
3357 (Archive::add_symbols): Change return type to bool. Check return
3358 value of include_member.
3359 (Archive::include_all_members): Likewise.
3360 (Archive::include_member): Change return type to bool. Return
3361 false if first included object has incompatible target. Set
3362 included_member_ field.
3363 (Add_archive_symbols::run): If add_symbols returns false, requeue
3365 * archive.h (class Archive): Add included_member_ field.
3366 Initialize it in constructor. Add input_file and searched_for
3367 methods. Update declarations.
3368 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3369 input_argument_ fields. Add them to constructor. Change all
3371 * script.cc: Include "target-select.h".
3372 (class Parser_closure): Add skip_on_incompatible_target_ and
3373 found_incompatible_target_ fields. Add
3374 skip_on_incompatible_target parameter to constructor. Change all
3375 callers. Add methods skip_on_incompatible_target,
3376 clear_skip_on_incompatible_target, found_incompatible_target, and
3377 set_found_incompatible_target.
3378 (read_input_script): Add dirindex parameter. Change all callers.
3379 If parser finds an incompatible target, requeue Read_symbols
3381 (script_set_symbol): Clear skip_on_incompatible_target in
3383 (script_add_assertion, script_parse_option): Likewise.
3384 (script_start_sections, script_add_phdr): Likewise.
3385 (script_check_output_format): New function.
3386 * script.h (read_input_script): Update declaration.
3387 * script-c.h (script_check_output_format): Declare.
3388 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3389 (ignore_cmd): Remove OUTPUT_FORMAT.
3390 * fileread.cc (Input_file::Input_file): Add explicit this.
3391 (Input_file::will_search_for): New function.
3392 (Input_file::open): Add pindex parameter. Change all callers.
3393 * fileread.h (class Input_file): Add input_file_argument method.
3394 Declare will_search_for. Update declarations.
3395 * object.cc (make_elf_object): Add punconfigured parameter.
3397 * object.h (class Object): Make input_file public. Add
3398 searched_for method.
3399 (make_elf_object): Update declaration.
3400 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3402 * dirsearch.h (class Dirsearch): Update declaration.
3403 * options.h (class General_options): Add --warn-search-mismatch.
3404 * parameters.cc (Parameters::is_compatible_target): New function.
3405 * parameters.h (class Parameters): Declare is_compatible_target.
3406 * workqueue.cc (Workqueue::add_blocker): New function.
3407 * workqueue.h (class Workqueue): Declare add_blocker.
3409 * fileread.cc (Input_file::open): Remove options parameter.
3411 (Input_file::open_binary): Likewise.
3412 * script.cc (read_input_script): Likewise.
3413 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3414 options parameter from constructor. Change all callers.
3415 (class Read_script): Likewise.
3416 * fileread.h (class Input_file): Update declarations.
3417 * script.h (read_input_script): Update declaration.
3419 2009-03-10 Nick Clifton <nickc@redhat.com>
3421 * po/es.po: New Spanish translation.
3423 2009-03-06 Cary Coutant <ccoutant@google.com>
3425 * options.cc (parse_short_option): Keep dash_z from registering itself.
3427 2009-03-03 Ian Lance Taylor <iant@google.com>
3430 * target-reloc.h (relocate_section): Pass output_section to
3432 * i386.cc (Target_i386::should_apply_static_reloc): Add
3433 output_section parameter. Change all callers.
3434 (Target_i386::Relocate::relocate): Add output_section parameter.
3435 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3436 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3437 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3438 * testsuite/two_file_shared.sh: New script.
3439 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3440 (check_DATA): Add two_file_shared.dbg.
3441 (two_file_shared.dbg): New target.
3442 * testsuite/Makefile.in: Rebuild.
3444 2009-03-01 Ian Lance Taylor <iant@google.com>
3446 * configure.ac: Check for byteswap.h.
3447 * configure: Rebuild.
3448 * config.in: Rebuild.
3450 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3452 * layout.cc (Layout::find_or_add_kept_section): New function.
3453 (Layout::add_comdat): Removed.
3454 * layout.h (struct Kept_section): Move out of class Layout.
3455 Remove trailing underscores from field names. Add group_sections
3456 field. Rename group_ field to is_group. Change all uses.
3457 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3458 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3459 comdat_groups_ field.
3460 (Sized_relobj::include_section_group): Use
3461 find_or_add_kept_section and Kept_section::group_sections.
3462 (Sized_relobj::include_linkonce_section): Likewise.
3463 * object.cc (class Sized_relobj): Don't define Comdat_group or
3464 Comdat_group_table. Remove find_comdat_group and
3465 add_comdat_group. Remove comdat_groups_ field.
3466 * plugin.cc (include_comdat_group): Use
3467 Layout::find_or_add_kept_section.
3469 2009-02-28 Ian Lance Taylor <iant@google.com>
3471 * README: --gc-sections and map files are now supported. Document
3472 some build requirements.
3475 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3476 relocatable link set the value of the section symbol to zero.
3477 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3478 relocatable link don't include the section address in the local
3481 2009-02-27 Ian Lance Taylor <iant@google.com>
3484 * options.h (class Search_directory): Add is_system_directory.
3485 (class General_options): Declare is_in_system_directory.
3486 * options.cc (get_relative_sysroot): Make static.
3487 (get_default_sysroot): Make static.
3488 (General_optoins::is_in_system_directory): New function.
3489 * fileread.cc (Input_file::is_in_system_directory): New function.
3490 * fileread.h (class Input_file): Declare is_in_system_directory.
3491 * object.h (class Object): Add is_in_system_directory.
3492 (class Input_objects): Remove system_library_directory_ field.
3493 * object.cc (Input_objects::add_object): Don't set
3494 system_library_directory_.
3495 (input_objects::found_in_system_library_directory): Remove.
3496 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3497 parameter. Change all callers.
3498 (Symbol_table::sized_write_globals): Likewise.
3499 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3500 Call Object::is_in_system_directory.
3501 * symtab.h (class Symbol_table): Update declarations.
3504 * descriptors.h (Open_descriptor): Add is_on_stack field.
3505 * descriptors.cc (Descriptors::open): If the descriptor is on the
3506 top of the stack, remove it. Initialize is_on_stack field.
3507 (Descriptors::release): Only add pod to stack if it is not on the
3509 (Descriptors::close_some_descriptor): Clear stack_next and
3513 * output.cc (Output_section::find_starting_output_address): Rename
3514 from starting_output_address; add PADDR parameter; change return
3516 * output.h (class Output_section): Declare
3517 find_starting_output_address instead of starting_output_address.
3518 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3519 section symbol for which we can't find a merge section.
3522 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3523 hidden or internal, force the symbol to be local.
3524 * resolve.cc (Symbol::override_visibility): Define.
3525 (Symbol::override_base): Use override_visibility.
3526 (Symbol_table::resolve): Likewise.
3527 (Symbol::override_base_with_special): Likewise.
3528 (Symbol_table::override_with_special): If the visibility is hidden
3529 or internal, force the symbol to be local.
3530 * symtab.h (class Symbol): Add set_visibility and
3531 override_visibility.
3532 * testsuite/ver_test_1.sh: New file.
3533 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3534 (check_DATA): Add ver_test_1.syms.
3535 (ver_test_1.syms): New target.
3536 * testsuite/Makefile.in: Rebuild.
3538 2009-02-25 Cary Coutant <ccoutant@google.com>
3540 * layout.cc (Layout::choose_output_section): Don't rename sections
3541 when using a linker script that has a SECTIONS clause.
3542 * Makefile.in: Regenerate.
3544 * testsuite/Makefile.am (script_test_5.sh): New test case.
3545 * testsuite/Makefile.in: Regenerate.
3546 * testsuite/script_test_5.cc: New file.
3547 * testsuite/script_test_5.sh: New file.
3548 * testsuite/script_test_5.t: New file.
3550 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3552 * archive.cc (Archive::include_member): Update calls to add_symbols.
3553 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3554 the Layout argument.
3555 * dynobj.h (do_add_symbols): Add the Layout argument.
3556 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3558 * object.h (Object::add_symbols): Add the Layout argument.
3559 (Object::do_add_symbols): Add the Layout argument.
3560 (Sized_relobj::do_add_symbols): Add the Layout argument.
3561 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3562 Unify the two versions.
3563 (Add_plugin_symbols): Remove.
3564 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3565 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3566 (Add_plugin_symbols): Remove.
3567 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3568 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3569 (Add_symbols::run): Make it work with Pulginobj.
3571 2009-02-06 Ian Lance Taylor <iant@google.com>
3573 * object.cc (Sized_relobj::do_layout): Make info message start
3574 with lower case letter.
3576 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3578 * binary.cc: Fix file comment.
3580 * options.h (enum Incremental_disposition): Define.
3581 (class General_options): Add new options: --incremental,
3582 --incremental_changed, --incremental_unchanged,
3583 --incremental_unknown. Add incremental_disposition_ and
3584 implicit_incremental_ fields.
3585 (General_options::incremental_disposition): New function.
3586 (class Position_dependent_options): Add incremental_disposition
3588 (Position_dependent_options::copy_from_options): Set incremental
3590 * options.cc (General_options::parse_incremental_changed): New
3592 (General_options::parse_incremental_unchanged): New function.
3593 (General_options::parse_incremental_unknown): New function.
3594 (General_options::General_options): Initialize new fields
3595 incremental_disposition_ and implicit_incremental_.
3596 (General_options::finalize): Check for uasge of --incremental-*
3597 without --incremental.
3599 2009-02-06 Chris Demetriou <cgd@google.com>
3601 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3602 pointer and to report location as the file name associated with
3604 (gold_undefined_symbol_at_location): New function to replace the
3605 old gold_undefined_symbol functionality.
3606 * target-reloc.h (relocate_section): Update to use
3607 gold_undefined_symbol_at_location.
3608 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3609 Call gold_undefined_symbol function rather than gold_error.
3610 * errors.h (Errors::undefined_symbol): Take location as a
3611 string, rather than calculating it from a relocation.
3612 * errors.cc (Errors::fatal): Print "fatal error:" before the
3614 (Errors::error, Errors::error_at_location): Print "error: "
3615 before the formatted message.
3616 (Errors::undefined_symbol): Take location as a string, rather
3617 than calculating it from a relocation.
3618 (gold_undefined_symbol_at_location): New function akin to
3619 old gold_undefined_symbol, calculates location from relocation.
3620 (gold_undefined_symbol): Change to take only a Symbol pointer
3621 and to report location as the file name associated with the symbol.
3622 * testsuite/debug_msg.sh: Update for changed error messages.
3623 * testsuite/undef_symbol.sh: Likewise.
3625 2009-02-04 Duncan Sands <baldrick@free.fr>
3628 * reduced_debug_output.h
3629 (Output_reduced_debug_abbrev_section::failed): Use format for
3631 (Output_reduced_debug_info_section::faild): Likewise.
3633 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3635 * script.cc (Lazy_demangler): New class.
3636 (Version_script_info::get_symbol_version_helper): Demangle a
3639 2009-01-29 Cary Coutant <ccoutant@google.com>
3641 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3643 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3645 2009-01-28 Ian Lance Taylor <iant@google.com>
3647 * version.cc (version_string): Bump to 1.9.
3649 * gold.h: Include <cstring> and <stdint.h>.
3650 * version.cc: Include <cstdio>.
3651 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3653 * reduced_debug_output.cc (insert_into_vector): Rename from
3654 Insert_into_vector; change all callers. Use Swap_unaligned to
3655 avoid aliasing issue; remove union since it is unnecessary.
3657 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3659 * Makefile.am (CCFILES): Add gc.cc.
3661 * Makefile.in: Regenerate.
3662 * gold.cc (Gc_runner): New class.
3663 (queue_initial_tasks): Call garbage collection related tasks
3664 when corresponding options are invoked.
3665 (queue_middle_gc_tasks): New function.
3666 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3667 processed early before laying out sections during garbage collection.
3668 * gold.h (queue_middle_gc_tasks): New function.
3669 (is_prefix_of): Move from "layout.cc".
3670 * i386.cc (Target_i386::gc_process_relocs): New function.
3671 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3672 * main.cc (main): Create object of class "Garbage_collection".
3673 * object.cc (Relobj::copy_symbols_data): New function.
3674 (Relobj::is_section_name_included): New function.
3675 (Sized_relobj::do_layout): Allow this function to be called twice
3676 during garbage collection and defer layout of section during the
3678 * object.h (Relobj::get_symbols_data): New function.
3679 (Relobj::is_section_name_included): New function.
3680 (Relobj::copy_symbols_data): New function.
3681 (Relobj::set_symbols_data): New function.
3682 (Relobj::get_relocs_data): New function.
3683 (Relobj::set_relocs_data): New function.
3684 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3685 (Relobj::gc_process_relocs): New function.
3686 (Relobj::do_gc_process_relocs): New pure virtual function.
3687 (Relobj::sd_): New data member.
3688 (Sized_relobj::is_output_section_offset_invalid): New function.
3689 (Sized_relobj::do_gc_process_relocs): New function.
3690 * options.h (General_options::gc_sections): Modify to not be a no-op.
3691 (General_options::print_gc_sections): New option.
3692 * plugin.cc (Plugin_finish::run): Remove function call to
3693 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3694 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3695 * reloc.cc (Read_relocs::run): Add task to process relocs and
3696 determine unreferenced sections when doing garbage collection.
3697 (Gc_process_relocs): New class.
3698 (Sized_relobj::do_gc_process_relocs): New function.
3699 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3700 sections that are garbage collected.
3701 * reloc.h (Gc_process_relocs): New class.
3702 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3703 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3704 symbols whose corresponding sections are garbage collected.
3705 (Symbol_table::Symbol_table): Add new parameter for the garbage
3707 (Symbol_table::gc_mark_undef_symbols): New function.
3708 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3709 (Symbol_table::gc_mark_dyn_syms): New function.
3710 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3712 (Symbol_table::add_from_object): Likewise.
3713 (Symbol_table::add_from_relobj): When building shared objects, do not
3714 treat externally visible symbols as garbage.
3715 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3716 table information for static and relocatable links.
3717 * symtab.h (Symbol_table::set_gc): New function.
3718 (Symbol_table::gc): New function.
3719 (Symbol_table::gc_mark_undef_symbols): New function.
3720 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3721 (Symbol_table::gc_mark_dyn_syms): New function.
3722 (Symbol_table::gc_): New data member.
3723 * target.h (Sized_target::gc_process_relocs): New pure virtual
3725 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3726 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3728 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3730 * options.h (General_options::gc_sections): Define as a no-op for now.
3731 (General_options::no_keep_memory): Ditto.
3732 (General_options::Bshareable): Define.
3733 * options.cc (General_options::finalize): Honor -Bshareable.
3735 2009-01-20 Andreas Schwab <schwab@suse.de>
3737 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3738 read the value in the contents, since we don't use it. Use the
3739 template endianness when writing.
3740 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3742 2009-01-19 Andreas Schwab <schwab@suse.de>
3744 * configure.tgt (powerpc64-*): Fix targ_obj.
3746 2009-01-15 Ian Lance Taylor <iant@google.com>
3748 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3749 local symbols when stripping all symbols.
3751 2009-01-14 Cary Coutant <ccoutant@google.com>
3753 * output.cc (Output_reloc): Add explicit instantiations.
3755 2009-01-14 Cary Coutant <ccoutant@google.com>
3757 * archive.cc (Archive::get_elf_object_for_member): Remove call
3758 to File_read::claim_for_plugin.
3759 * descriptors.cc (Descriptors::open): Remove reference to
3761 (Descriptors::claim_for_plugin): Remove.
3762 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3763 (Descriptors::is_claimed): Remove.
3764 (claim_descriptor_for_plugin): Remove.
3765 * fileread.cc (File_read::claim_for_plugin): Remove.
3766 * fileread.h (File_read::claim_for_plugin): Remove.
3767 (File_read::descriptor): Reopen descriptor if necessary.
3768 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3769 (Plugin_manager::all_symbols_read): Add task parameter. Change
3771 (Plugin_manager::get_input_file): New function.
3772 (Plugin_manager::release_input_file): New function.
3773 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3774 corresponding data member.
3775 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3776 and pass to base constructor. Change all callers.
3777 (get_input_file, release_input_file): New functions.
3778 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3779 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3780 (Plugin_manager::all_symbols_read): Add task parameter.
3781 (Plugin_manager::get_input_file): New function.
3782 (Plugin_manager::release_input_file): New function.
3783 (Plugin_manager::task_): New data member.
3784 (Pluginobj::Pluginobj): Add filesize parameter.
3785 (Pluginobj::filename): New function.
3786 (Pluginobj::descriptor): New function.
3787 (Pluginobj::filesize): New function.
3788 (Pluginobj::filesize_): New data member.
3789 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3790 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3791 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3793 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3794 with archive libraries.
3795 * testsuite/Makefile.in: Regenerate.
3796 * testsuite/plugin_test.c (struct sym_info): New type.
3797 (get_input_file, release_input_file): New static variables.
3798 (onload): Capture new transfer vector entries.
3799 (claim_file_hook): Stop reading at end of file according to filesize.
3800 Factor out parsing of readelf output into separate function.
3801 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3802 APIs and get the source file name from the symbol table. Convert
3803 source file name to corresponding object file name. Print info
3804 message when adding new input files.
3805 (parse_readelf_line): New function.
3806 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3807 * testsuite/plugin_test_2.sh: Likewise.
3808 * testsuite/plugin_test_3.sh: Likewise.
3809 * testsuite/plugin_test_4.sh: New test case.
3811 2009-01-07 Ian Lance Taylor <iant@google.com>
3813 * version.cc (version_string): Bump to 1.8.
3815 2008-12-23 Cary Coutant <ccoutant@google.com>
3817 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3818 * plugin.cc (Plugin_manager::finish): Rename as
3819 layout_deferred_objects. Move cleanup to separate function.
3820 (Plugin_manager::cleanup): New function.
3821 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3823 * plugin.h (Plugin_manager::finish): Rename as
3824 layout_deferred_objects.
3825 (Plugin_manager::cleanup): New function.
3826 (Plugin_manager::cleanup_done): New field.
3828 2008-12-23 Cary Coutant <ccoutant@google.com>
3830 * plugin.cc (is_visible_from_outside): New function.
3831 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3832 so we don't return "IR only" status for exported symbols or -r links.
3834 * testsuite/Makefile.am (plugin_test_3): New test case.
3835 * testsuite/Makefile.in: Regenerate.
3836 * testsuite/plugin_test_3.sh: New file.
3838 2008-12-22 Cary Coutant <ccoutant@google.com>
3840 * object.cc (Sized_relobj::layout_section): New function.
3841 (Sized_relobj::do_layout): Defer layout of input sections until after
3842 plugin has provided replacement files.
3843 (Sized_relobj::do_layout_deferred_sections): New function.
3844 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3845 (Relobj::layout_deferred_sections): New function.
3846 (Relobj::do_layout_deferred_sections): New function.
3847 (Sized_relobj::do_layout_deferred_sections): New function.
3848 (Sized_relobj::layout_section): New function.
3849 (Sized_relobj::Deferred_layout): New structure.
3850 (Sized_relobj::deferred_layout_): New field.
3851 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3852 Change all callers. Layout deferred sections.
3853 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3855 (Plugin_hook::run): Move code from do_plugin_hook inline.
3856 (Plugin_hook::do_plugin_hook): Remove.
3857 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3858 (Plugin_manager::finish): Renamed, was cleanup.
3859 (Plugin_manager::should_defer_layout): New function.
3860 (Plugin_manager::add_deferred_layout_object): New function.
3861 (Plugin_manager::Deferred_layout_list): New type.
3862 (Plugin_manager::deferred_layout_objects_): New field.
3863 (Plugin_hook::do_plugin_hook): Remove.
3865 2008-12-17 Ian Lance Taylor <iant@google.com>
3867 * options.h (class General_options): Add --no case for
3870 2008-12-16 Cary Coutant <ccoutant@google.com>
3872 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3874 (Plugin_manager::claim_file): Create plugin object even if
3875 plugin did not call the add_symbols callback.
3876 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3877 asking for more symbols than were added.
3878 * testsuite/Makefile.am (plugin_test_1): Add test case with
3880 (empty.syms): New target.
3881 * testsuite/Makefile.in: Regenerate.
3882 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3883 message. Don't call add_symbols if no globals.
3884 (all_symbols_read_hook): Don't provide replacement for empty
3887 2008-12-12 Ian Lance Taylor <iant@google.com>
3889 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3890 r_type == 0 for a local symbol with r_sym == 0.
3891 (scan_relocatable_relocs): Pass r_sym to
3892 local_non_section_strategy.
3893 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3896 * configure.ac: Update test for TLS descriptors: they are
3897 supported as of glibc 2.9.
3898 * configure: Rebuild.
3900 2008-12-11 Ian Lance Taylor <iant@google.com>
3903 * target-reloc.h (Default_scan_relocatable_relocs): For each
3904 function, map r_type == 0 to RELOC_DISCARD.
3906 2008-12-10 Cary Coutant <ccoutant@google.com>
3908 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3909 object to override a kept COMDAT group from a plugin object.
3911 2008-12-09 Ian Lance Taylor <iant@google.com>
3914 * yyscript.y (file_cmd): Handle INPUT.
3916 * testsuite/initpri1.c: Change all declarations to be full
3917 prototypes by adding void, to avoid compiler warnings.
3919 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3921 * options.cc (General_options::parse_plugin_opt): New.
3922 (General_options::add_plugin): The argument now is just the filename.
3923 (General_options::add_plugin_option): New.
3924 * options.h (plugin_opt): New.
3925 (add_plugin): Change argument name.
3926 (add_plugin_option): New.
3927 * plugin.cc (Plugin::load): Don't parse the plugin option.
3928 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3929 (Plugin::add_option): New.
3930 (Plugin::args_): Change type.
3931 (Plugin::filename_): New.
3932 (Plugin_manager::add_plugin_option): New.
3933 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3934 * testsuite/Makefile.in: Regenerate.
3936 2008-12-05 Cary Coutant <ccoutant@google.com>
3938 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3939 Handle --strip-lto-sections option.
3940 * options.h (strip_lto_sections): New option.
3942 2008-12-01 Cary Coutant <ccoutant@google.com>
3944 * plugin.cc (ld_plugin_message): Change format parameter to const.
3945 Fix mismatch between new[] and delete.
3947 2008-11-14 Cary Coutant <ccoutant@google.com>
3949 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3952 2008-11-05 Craig Silverstein <csilvers@google.com>
3954 * options.cc (General_options::parse_dynamic_list): New function.
3955 * options.h (General_options): New flags dynamic_list,
3956 dynamic_list_data, dynamic_list_cpp_new, and
3957 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3958 (General_options::in_dynamic_list): New function.
3959 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3960 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3961 (Lex::can_continue_name): Likewise.
3963 (read_script_file): New parameter script_options.
3964 (read_dynamic_list): New function.
3965 (Script_options::define_dynamic_list): New function.
3966 (dynamic_list_keyword_parsecodes): New variable.
3967 (dynamic_list_keywords): New variable.
3968 * script.h (Script_options::define_dynamic_list): New function
3970 (read_dynamic_list): New function prototype.
3971 * symtab.cc (strprefix): New macro.
3972 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3973 dynamic_list_data, dynamic_list_cpp_new, and
3974 dynamic_list_cpp_typeinfo.
3975 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3976 (dynamic_list_expr): New rule.
3977 (dynamic_list_nodes): Likewise.
3978 (dynamic_list_node): Likewise.
3979 * testsuite/Makefile.am (dynamic_list): New test.
3980 * testsuite/Makefile.in: Regenerated.
3981 * testsuite/dynamic_list.t: New file.
3982 * testsuite/dynamic_list.sh: New file.
3984 2008-11-05 Craig Silverstein <csilvers@google.com>
3986 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3987 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3988 (t11_last): Likewise.
3989 * testsuite/ver_test_6.c (main): Likewise.
3991 2008-10-07 Cary Coutant <ccoutant@google.com>
3993 * options.c (General_options::finalize): Add check for -static and
3995 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3998 2008-10-02 Cary Coutant <ccoutant@google.com>
4000 * plugin.cc (make_sized_plugin_object): Fix conditional
4001 compilation to work when not all targets are enabled.
4003 2008-09-29 Cary Coutant <ccoutant@google.com>
4005 * archive.cc (Archive::get_file_and_offset): Use filename instead
4006 of name to get library path.
4007 (Archive::include_member): Unlock external member of a thin archive.
4009 * testsuite/Makefile.am (TEST_AR): New variable.
4010 (thin_archive_test_1): New test.
4011 (thin_archive_test_2): New test.
4012 * testsuite/Makefile.in: Regenerate.
4013 * testsuite/thin_archive_main.cc: New file.
4014 * testsuite/thin_archive_test_1.cc: New file.
4015 * testsuite/thin_archive_test_2.cc: New file.
4016 * testsuite/thin_archive_test_3.cc: New file.
4017 * testsuite/thin_archive_test_4.cc: New file.
4019 2008-09-29 Cary Coutant <ccoutant@google.com>
4021 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4022 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4024 (Sized_relobj::do_finalize_local_symbols): Likewise.
4025 (Sized_relobj::map_to_kept_section): Likewise.
4026 * object.h (Sized_relobj::invalid_address): New constant.
4027 (Sized_relobj::do_output_section_offset): Check for invalid_address
4029 * output.cc (Output_reloc::local_section_offset): Use constant
4030 invalid_address instead of -1U.
4031 (Output_reloc::get_address): Likewise.
4032 (Output_section::output_address): Change -1U to -1ULL.
4033 * output.h (Output_reloc::invalid_address): New constant.
4034 * reloc.cc (Sized_relobj::write_sections): Use constant
4035 invalid_address instead of -1U.
4036 (Sized_relobj::relocate_sections): Likewise.
4037 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4038 values for merge sections.
4039 * target-reloc.h (relocate_for_relocatable): Use constant
4040 invalid_address instead of -1U.
4042 2008-09-19 Cary Coutant <ccoutant@google.com>
4044 Add plugin functionality for link-time optimization (LTO).
4045 * configure.ac (plugins): Add --enable-plugins option.
4046 * configure: Regenerate.
4047 * config.in: Regenerate.
4048 * Makefile.am (LIBDL): New variable.
4049 (CCFILES): Add plugin.cc.
4050 (HFILES): Add plugin.h.
4051 (ldadd_var): Add LIBDL.
4052 * Makefile.in: Regenerate.
4054 * archive.cc: Include "plugin.h".
4055 (Archive::setup): Don't preread archive symbols when using a plugin.
4056 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4057 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4059 (Archive::include_member): Add symbols from plugin objects.
4060 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4061 * descriptors.cc (Descriptors::open): Check for file descriptors
4062 abandoned by plugins.
4063 (Descriptors::claim_for_plugin): New function.
4064 * descriptors.h (Descriptors::claim_for_plugin): New function.
4065 (Open_descriptor::is_claimed): New field.
4066 (claim_descriptor_for_plugin): New function.
4067 * fileread.cc (File_read::claim_for_plugin): New function.
4068 * fileread.h (File_read::claim_for_plugin): New function.
4069 (File_read::descriptor): New function.
4070 * gold.cc: Include "plugin.h".
4071 (queue_initial_tasks): Add task to call plugin hooks for generating
4073 * main.cc: Include "plugin.h".
4074 (main): Load plugin libraries.
4075 * object.h (Pluginobj): Declare.
4076 (Object::pluginobj): New function.
4077 (Object::do_pluginobj): New function.
4078 (Object::set_target): New function.
4079 * options.cc: Include "plugin.h".
4080 (General_options::parse_plugin): New function.
4081 (General_options::General_options): Initialize plugins_ field.
4082 (General_options::add_plugin): New function.
4083 * options.h (Plugin_manager): Declare.
4084 (General_options): Add --plugin option.
4085 (General_options::has_plugins): New function.
4086 (General_options::plugins): New function.
4087 (General_options::add_plugin): New function.
4088 (General_options::plugins_): New field.
4089 * plugin.cc: New file.
4090 * plugin.h: New file.
4091 * readsyms.cc: Include "plugin.h".
4092 (Read_symbols::do_read_symbols): Check for archive before checking
4093 for ELF file. Call plugin hooks to claim files.
4094 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4095 from a real object file; force override when processing replacement
4097 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4098 (Symbol::init_base_object): Likewise.
4099 (Symbol::init_base_output_data): Likewise.
4100 (Symbol::init_base_output_segment): Likewise.
4101 (Symbol::init_base_constant): Likewise.
4102 (Symbol::init_base_undefined): Likewise.
4103 (Symbol::output_section): Assert that object is not a plugin.
4104 (Symbol_table::add_from_pluginobj): New function.
4105 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4107 (Symbol_table::sized_write_globals): Likewise.
4108 (Symbol_table::add_from_pluginobj): Instantiate template.
4109 * symtab.h (Sized_pluginobj): Declare.
4110 (Symbol::in_real_elf): New function.
4111 (Symbol::set_in_real_elf): New function.
4112 (Symbol::in_real_elf_): New field.
4113 (Symbol_table::add_from_pluginobj): New function.
4115 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4116 (LIBDL): New variable.
4118 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4119 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4120 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4121 (MOSTLYCLEANFILES): Likewise.
4122 * testsuite/Makefile.in: Regenerate.
4123 * testsuite/plugin_test.c: New file.
4124 * testsuite/plugin_test_1.sh: New file.
4125 * testsuite/plugin_test_2.sh: New file.
4127 2008-09-16 Ian Lance Taylor <iant@google.com>
4129 * target-reloc.h (relocate_section): Check whether a symbol is
4130 defined by the ABI before reporting an undefined symbol error.
4131 * target.h (Target::is_defined_by_abi): Make parameter const.
4132 (Target::do_is_defined_by_abi): Likewise.
4133 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4134 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4135 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4136 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4137 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4138 * testsuite/Makefile.in: Rebuild.
4140 * fileread.cc (make_view): Add casts to avoid warning.
4142 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4144 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4145 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4147 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4149 * options.h (General_options::output_is_executable): New.
4150 (General_options::output_is_pie): New.
4151 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4152 for shared libraries.
4153 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4155 2008-09-11 Chris Demetriou <cgd@google.com>
4157 * options.h (origin): New -z option.
4158 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4159 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4162 2008-09-05 Cary Coutant <ccoutant@google.com>
4164 * fileread.cc (File_read::make_view): Add check for attempt to map
4167 2008-09-05 Cary Coutant <ccoutant@google.com>
4169 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4170 explicit instantiations.
4172 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4175 * options.cc (General_options::finalize): Allow undefined symbols
4176 in shlibs if linking -shared.
4179 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4180 symbols as not needing a dynsym entry.
4182 2008-08-20 Craig Silverstein <csilvers@google.com>
4184 * fileread.cc (File_read::open): Do not lock the file unless it
4185 was successfully opened.
4187 2008-08-14 Cary Coutant <ccoutant@google.com>
4189 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4190 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4191 * testsuite/tls_test.cc (struct int128): 128-bit struct
4192 for testing TLS relocs with non-zero addend.
4193 (v12): New TLS variable.
4195 (t_last): Add check for v12.
4196 * testsuite/tls_test.h (t12): New function.
4197 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4199 2008-08-13 Ian Lance Taylor <iant@google.com>
4201 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4202 set tls_segment_ or relro_segment_.
4203 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4205 * output.h (Output_section::clear_is_relro): New function.
4206 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4207 sections specially even when output_data_ is empty.
4208 (Output_segment::maximum_alignment): When first section is relro,
4209 only force alignment for PT_LOAD segments.
4210 * script.cc (script_data_segment_align): New function.
4211 (script_data_segment_relro_end): New function.
4212 * script-c.h (script_data_segment_align): Declare.
4213 (script_data_segment_relro_end): Declare.
4214 * script-sections.h (class Script_sections): Declare
4215 data_segment_align and data_segment_relro_end. Add fields
4216 segment_align_index_ and saw_relro_end_.
4217 * script-sections.cc (class Sections_element): Add set_is_relro
4218 virtual function. Add new bool* parameter to place_orphan_here.
4219 Add get_output_section virtual function.
4220 (class Output_section_definition): Add set_is_relro. Add new
4221 bool* parameter to place_orphan_here. Add get_output_section.
4222 Add is_relro_ field.
4223 (Output_section_definition::Output_section_definition): Initialize
4224 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4225 and is_relro_ fields.
4226 (Output_section_definition::place_orphan_here): Add is_relro
4228 (Output_section_definition::set_section_addresses): Set relro for
4230 (Output_section_definition::alternate_constraint): Likewise.
4231 (class Orphan_output_section): Add new bool* parameter to
4232 place_orphan_here. Add get_output_section.
4233 (Orphan_output_section::place_orphan_here): Add is_relro
4235 (Script_sections::Script_sections): Initialize
4236 data_segment_align_index_ and saw_relro_end_.
4237 (Script_sections::data_segment_align): New function.
4238 (Script_sections::data_segment_relro_end): New function.
4239 (Script_sections::place_orphan): Set or clear is_relro.
4240 (Script_sections::set_section_addresses): Force alignment of first
4242 * yyscript.y (exp): Call script_data_segment_align and
4243 script_data_segment_relro_end.
4244 * testsuite/relro_script_test.t: New file.
4245 * testsuite/relro_test.cc (using_script): Declare.
4246 (t1, t2): Test using_script.
4247 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4248 (relro_script_test_SOURCES): Define.
4249 (relro_script_test_DEPENDENCIES): Define.
4250 (relro_script_test_LDFLAGS): Define.
4251 (relro_script_test_LDADD): Define.
4252 (relro_script_test.so): New target.
4253 * testsuite/Makefile.in: Rebuild.
4255 2008-08-06 Cary Coutant <ccoutant@google.com>
4257 * archive.cc (Archive::total_archives, Archive::total_members)
4258 (Archive::total_members_loaded): New variables.
4259 (Archive::setup): Add parameter. Add option to preread
4261 (Archive::read_armap): Add counter.
4262 (Archive::get_file_and_offset): New function.
4263 (Archive::get_elf_object_for_member): New function.
4264 (Archive::read_all_symbols): New function.
4265 (Archive::read_symbols): New function.
4266 (Archive::add_symbols): Add counters.
4267 (Archive::include_all_members): Use armap to find members if it's
4269 (Archive::include_member): Skip reading symbols if already read.
4270 Factored code into Archive::get_file_and_offset and
4271 Archive::get_elf_object_for_member. Changed call to
4272 Mapfile::report_include_archive_member.
4273 (Archive::print_stats): New function.
4274 * archive.h: Declare Object and Read_symbols_data classes.
4275 (Archive::Archive): Add initializers for new members.
4276 (Archive::setup): Add parameter.
4277 (Archive::print_stats): New function.
4278 (Archive::total_archives, Archive::total_members)
4279 (Archive::total_members_loaded): New variables.
4280 (Archive::get_file_and_offset): New function.
4281 (Archive::get_elf_object_for_member): New function.
4282 (Archive::read_all_symbols): New function.
4283 (Archive::read_symbols): New function.
4284 (Archive::Archive_member): New class.
4285 (Archive::members_): New member.
4286 (Archive::num_members_): New member.
4287 * main.cc: Include archive.h.
4288 (main): Call Archive::print_stats.
4289 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4290 archive parameter; member_name is now the fully-decorated name.
4291 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4292 * options.h: (General_options): Add --preread-archive-symbols option.
4293 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4296 2008-08-04 Ian Lance Taylor <iant@google.com>
4298 * symtab.h (Symbol::use_plt_offset): New function.
4299 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4300 * powerpc.cc (Relocate::relocate): Likewise.
4301 * sparc.cc (Relocate::relocate): Likewise.
4302 * x86_64.cc (Relocate::relocate): Likewise.
4303 * testsuite/weak_plt.sh: New test.
4304 * testsuite/weak_plt_main.cc: New test.
4305 * testsuite/weak_plt_shared.cc: New test.
4306 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4307 (check_PROGRAMS): Add weak_plt.
4308 (check_DATA): Add weak_plt_shared.so.
4309 (weak_plt_main_pic.o, weak_plt): New targets.
4310 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4311 * testsuite/Makefile.in: Rebuild.
4313 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4315 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4316 * testsuite/Makefile.in: Rebuild.
4318 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4320 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4321 * Makefile.in: Regenerate.
4322 * po/POTFILES.in: Regenerate.
4324 2008-07-29 Ian Lance Taylor <iant@google.com>
4326 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4327 symbols before other symbols.
4328 * testsuite/script_test_2.cc (test_addr): Declare.
4329 (test_addr_alias): Declare.
4330 (main): Check that test_addr and test_addr_alias have the right
4332 * testsuite/script_test_2.t: Define test_addr_alias and
4335 2008-07-24 Ian Lance Taylor <iant@google.com>
4338 * descriptors.cc: New file.
4339 * descriptors.h: New file.
4340 * gold-threads.h (class Hold_optional_lock): New class.
4341 * fileread.cc: Include "descriptors.h".
4342 (File_read::~File_read): Release descriptor rather than closing
4344 (File_read::open) [file]: Call open_descriptor rather than open.
4345 Set is_descriptor_opened_.
4346 (File_read::open) [memory]: Assert that descriptor is not open.
4347 (File_read::reopen_descriptor): New function.
4348 (File_read::release): Release descriptor.
4349 (File_read::do_read): Make non-const. Reopen descriptor.
4350 (File_read::read): Make non-const.
4351 (File_read::make_view): Reopen descriptor.
4352 (File_read::do_readv): Likewise.
4353 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4354 Update declarations.
4355 * layout.cc: Include "descriptors.h".
4356 (Layout::create_build_id): Use open_descriptor rather than open.
4357 * output.cc: Include "descriptors.h".
4358 (Output_file::open): Use open_descriptor rather than open.
4359 * archive.cc (Archive::const_iterator): Change Archive to be
4361 (Archive::begin, Archive::end): Make non-const.
4362 (Archive::count_members): Likewise.
4363 * archive.h (class Archive): Update declarations.
4364 * object.h (Object::read): Make non-const.
4365 * Makefile.am (CCFILES): Add descriptors.cc.
4366 (HFILES): Add descriptors.h.
4367 * Makefile.in: Rebuild.
4370 * gold.h: Always include <clocale>. Add Solaris workarounds
4371 following code in binutils/sysdep.h.
4374 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4375 this->eh_frame_hdr_ is NULL before using it.
4377 * dynobj.cc (Versions::Versions): Update comment.
4379 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4380 the base version name.
4382 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4383 array size plus one.
4384 (Stringpool_template::set_string_offsets): Subtract one from key
4385 before using it as an array index.
4386 (Stringpool_template::get_offset_with_length): Likewise.
4387 (Stringpool_template::write_to_buffer): Likewise.
4388 * stringpool.h (Stringpool_template::get_offset_from_key):
4391 2008-07-23 Ian Lance Taylor <iant@google.com>
4394 * object.h (Merged_symbol_value::value): Do our best to handle a
4398 * script.cc (Version_script_info::get_versions): Don't add empty
4399 version tag to return value.
4400 (Version_script_info::get_symbol_version_helper): Change return
4401 type to bool. Add pversion parameter. Change all callers.
4402 (script_register_vers_node): Don't require a non-NULL tag.
4403 * script.h (class Version_script_info): Update declarations.
4404 (Version_script_info::get_symbol_version): Change return type to
4405 bool. Add version parameter. Change all callers.
4406 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4407 handling. Handle an empty version from a version script.
4408 (Symbol_table::define_special_symbol): Likewise.
4409 * testsuite/ver_test_10.script: New file.
4410 * testsuite/ver_test_10.sh: New file.
4411 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4412 (check_DATA): Add ver_test_10.syms.
4413 (ver_test_10.syms, ver_test_10.so): New target.
4414 * testsuite/Makefile.in: Rebuild.
4416 2008-07-23 Simon Baldwin <simonb@google.com>
4418 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4419 to zero for undefined symbols from dynamic libraries.
4421 2008-07-23 Ian Lance Taylor <iant@google.com>
4423 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4425 * symtab.h (class Symbol_table): Update declaration.
4426 * testsuite/ver_test_9.cc: New file.
4427 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4428 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4429 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4430 (ver_test_9.so, ver_test_9.o): New targets.
4431 * testsuite/Makefile.in: Rebuild.
4433 2008-07-22 Ian Lance Taylor <iant@google.com>
4435 * options.h (class General_options): Define --check-sections.
4436 * layout.cc (Layout::set_segment_offsets): Handle
4439 * options.h (class General_options): Define -n/--nmagic and
4441 * options.cc (General_options::finalize): For -n/--nmagic or
4442 -N/--omagic, set -static.
4443 * layout.cc (Layout::attach_allocated_section_to_segment): If
4444 -N/--omagic, don't put read-only and read-write sections in
4446 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4447 finding a read-only segment.
4448 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4449 don't set the minimum segment alignment to the common page size,
4450 and don't set the file offset to the address modulo the page size.
4451 * script-sections.cc (Script_sections::create_segments): If
4452 -n/--omagic, don't put read-only and read-write sections in
4455 * cref.cc: New file.
4457 * options.h (class General_options): Add --print-symbol-counts.
4458 * main.cc (main): Issue defined symbol report if requested.
4459 * archive.cc (Archive::interpret_header): Make into a const member
4461 (Archive::add_symbols): Call Input_objects::archive_start and
4463 (Archive::const_iterator): Define new class.
4464 (Archive::begin, Archive::end): New functions.
4465 (Archive::include_all_members): Rewrite to use iterator.
4466 (Archive::count_members): New function.
4467 * archive.h (class Archive): Update declarations.
4468 (Archive::filename): New function.
4469 * object.cc: Include "cref.h".
4470 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4471 (Sized_relobj::do_get_global_symbol_counts): New function.
4472 (Input_objects::add_object): Add object to cross-referencer.
4473 (Input_objects::archive_start): New function.
4474 (Input_objects::archive_stop): New function.
4475 (Input_objects::print_symbol_counts): New function.
4476 * object.h: Declare Cref and Archive.
4477 (Object::get_global_symbol_counts): New function.
4478 (Object::do_get_global_symbol_counts): New pure virtual function.
4479 (class Sized_relobj): Add defined_count_ field. Update
4481 (class Input_objects): Add cref_ field. Update constructor.
4482 Update declarations.
4483 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4485 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4487 (Sized_dynobj::do_get_global_symbol_counts): New function.
4488 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4489 defined_count_. Update declarations. Define Symbols typedef.
4490 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4491 parameter. Change all callers.
4492 (Symbol_table::add_from_dynobj): Add sympointers and defined
4493 parameters. Change all callers.
4494 * symtab.h (class Symbol_table): Update declarations.
4495 * Makefile.am (CCFILES): Add cref.cc.
4496 (HFILES): Add cref.h.
4497 * Makefile.in: Rebuild.
4499 2008-07-22 Simon Baldwin <simonb@google.com>
4501 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4502 to zero when writing undefined symbols.
4504 2008-07-22 Ian Lance Taylor <iant@google.com>
4506 * output.cc (Output_section::add_input_section): Don't try to
4507 merge empty merge sections.
4509 2008-07-21 Craig Silverstein <csilvers@google.com>
4511 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4512 Include symbol version in error message.
4514 2008-07-20 Chris Demetriou <cgd@google.com>
4516 * configure.ac (gold_cv_c_random_seed): New configured variable.
4517 (RANDOM_SEED_CFLAGS): New substituted variable.
4518 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4519 * configure: Rebuild.
4520 * Makefile.in: Likewise.
4521 * testsuite/Makefile.in: Likewise.
4523 2008-07-18 Ian Lance Taylor <iant@google.com>
4525 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4526 where we see NAME/NULL and NAME/VERSION as separate symbols.
4527 * testsuite/ver_test_main.cc (main): Call t4.
4528 (t4, t4_2a): Define.
4529 * testsuite/ver_test_2.cc (t4_2): Define.
4530 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4531 * testsuite/ver_test_4.cc (t4_2a): Define.
4532 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4533 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4535 2008-07-17 Ian Lance Taylor <iant@google.com>
4537 * dynobj.cc (Versions::add_def): If we give an error about a
4538 missing version, go ahead and create the version anyhow.
4540 2008-07-10 Ian Lance Taylor <iant@google.com>
4542 Handle output sections with more than 0x7fffffff bytes.
4543 * object.h (class Relobj): Change map_to_output_ to
4544 output_sections_, and just keep a section pointer. Change all
4545 uses. Move comdat group support to Sized_relobj.
4546 (Relobj::is_section_specially_mapped): Remove.
4547 (Relobj::output_section): Remove poff parameter. Change all
4549 (Relobj::output_section_offset): New function.
4550 (Relobj::set_section_offset): Rewrite.
4551 (Relobj::map_to_output): Remove.
4552 (Relobj::output_sections): New function.
4553 (Relobj::do_output_section_offset): New pure virtual function.
4554 (Relobj::do_set_section_offset): Likewise.
4555 (class Sized_relobj): Add section_offsets_ field. Add comdat
4556 group support from Relobj. Update declarations.
4557 (Sized_relobj::get_output_section_offset): New function.
4558 (Sized_relobj::do_output_section_offset): New function.
4559 (Sized_relobj::do_set_section_offset): New function.
4560 * object.cc (Relobj::output_section_address): Remove.
4561 (Sized_relobj::Sized_relobj): Initialize new fields.
4562 (Sized_relobj::include_section_group): Cast find_kept_object to
4564 (Sized_relobj::include_linkonce_section): Likewise.
4565 (Sized_relobj::do_layout): Use separate arrays for output section
4567 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4569 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4570 output_sections and section_offsets.
4571 (Sized_relobj::write_local_symbols): Likewise.
4572 (map_to_kept_section): Compute output address directly.
4573 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4574 output_sections and section_offsets.
4575 (Sized_relobj::write_sections): Likewise.
4576 (Sized_relobj::relocate_sections): Likewise.
4577 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4578 * output.h (class Output_reloc): Update declarations. Change
4579 u2_.relobj to Sized_relobj*.
4580 (class Output_data_reloc): Change add functions to use
4582 * output.cc (Output_reloc::Output_reloc): Change relobj to
4584 (Output_reloc::local_section_offset): Change return type to
4585 Elf_Addr. Use get_output_section_offset.
4586 (Output_reloc::get_address): Likewise.
4587 (Output_section::is_input_address_mapped): Don't call
4588 is_section_specially_mapped.
4589 (Output_section::output_offset): Likewise.
4590 (Output_section::output_address): Likewise.
4591 (Output_section::starting_output_address): Likewise.
4592 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4593 parameter to Sized_relobj*.
4594 (Copy_relocs::need_copy_reloc): Likewise.
4595 (Copy_relocs::save): Likewise.
4596 * copy-relocs.h (class Copy_relocs): Update declarations.
4597 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4598 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4599 * target-reloc.h (relocate_for_relocatable): Change
4600 offset_in_output_section type to Elf_Addr. Change code that uses
4602 * layout.cc (Layout::layout): Always set *off.
4603 * mapfile.cc (Mapfile::print_input_section): Use
4604 output_section_offset.
4605 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4607 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4608 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4609 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4611 2008-07-03 Ian Lance Taylor <iant@google.com>
4613 * layout.cc (Layout::include_section): Do not discard unrecognized
4614 SHT_STRTAB sections.
4616 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4618 * script.cc (Lex::can_continue_name): Make '?' allowable in
4619 version-script names.
4620 * testsuite/version_script.map: Change glob pattern to use '?'
4622 2008-06-30 Manish Singh <yosh@gimp.org>
4625 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4628 2008-06-30 Ian Lance Taylor <iant@google.com>
4632 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4633 versions]: Don't try to read the value in the contents, since we
4634 don't use it. Use the template endianness when writing.
4636 2008-06-25 Cary Coutant <ccoutant@google.com>
4638 * fileread.cc (File_read::make_view): Assert on zero-length view.
4639 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4640 symbol table when there are no symbols to read.
4642 2008-06-23 Craig Silverstein <csilvers@google.com>
4644 * version.cc (version_string): Bump to 1.7
4646 2008-06-18 Craig Silverstein <csilvers@google.com>
4648 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4649 constant 0xFFFF to type Valtype.
4650 (Powerpc_relocate_functions::rel16_ha): Likewise.
4652 2008-06-17 Ian Lance Taylor <iant@google.com>
4654 * output.h (Output_section::Input_section): Initialize p2align_ to
4655 zero for Output_section_data constructors.
4656 (Output_section::Input_section::addralign): If not an input
4657 section, return the alignment of the Output_section_data.
4658 * testsuite/copy_test.cc: New file.
4659 * testsuite/copy_test_1.cc: New file.
4660 * testsuite/copy_test_2.cc: New file.
4661 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4662 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4663 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4664 (copy_test_1_pic.o, copy_test_1.so): New targets.
4665 (copy_test_2_pic.o, copy_test_2.so): New targets.
4666 * testsuite/Makefile.in: Rebuild.
4668 * script-sections.cc (Script_sections::place_orphan): Initialize
4669 local variable exact.
4671 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4673 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4675 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4676 David S. Miller <davem@davemloft.net>
4678 * powerpc.cc: New file.
4679 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4680 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4681 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4682 * Makefile.in: Rebuild.
4684 2008-06-09 Ian Lance Taylor <iant@google.com>
4686 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4688 (throwing, orig_terminate): New static variables.
4689 (terminate_handler): New static function.
4690 (t2): Set terminate handler.
4692 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4695 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4698 2008-05-30 Cary Coutant <ccoutant@google.com>
4700 * archive.cc (Archive::include_all_members) Correct to step
4701 over symbol table and extended name table in thin archives.
4703 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4706 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4709 2008-05-28 Caleb Howe <cshowe@google.com>
4711 * reduced_debug_output.cc: New file.
4712 * reduced_debug_output.h: New file.
4713 * options.h (class General_options): Add --strip-debug-non-line.
4714 * options.cc (General_options::finalize): Add strip_debug_non_line
4715 to the strip heirarchy.
4716 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4718 * layout.cc: Include "reduced_debug_output.h".
4719 (Layout::Layout): Initialize new fields.
4720 (line_only_debug_sections): New static array.
4721 (is_lines_only_debug_sections): New static inline function.
4722 (Layout::include_section): Handle --strip-debug-non-line.
4723 (Layout::make_output_section): If --strip-debug-non-line, build
4724 new output sections for .debug_abbrev and .debug_info.
4725 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4726 gold. Warn about possible overflow.
4727 (read_signed_LEB_128): Likewise.
4728 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4729 (read_signed_LEB_128): Declare.
4730 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4731 (HFILES): Add reduced_debug_output.h.
4732 * Makefile.in: Rebuild.
4734 2008-05-21 Ian Lance Taylor <iant@google.com>
4736 * mapfile.cc: New file.
4737 * mapfile.h: New file.
4738 * options.h (class General_options): Add -M/--print-map and -Map.
4739 * options.cc (General_options::finalize): Make -M equivalent to
4741 * main.cc: Include <cstdio> and "mapfile.h".
4742 (main): Open mapfile if requested.
4743 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4744 constructor. Change caller.
4745 (queue_initial_tasks): Add mapfile parameter. Change caller.
4746 (queue_middle_tasks): Likewise.
4747 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4749 * archive.cc: Include "mapfile.h".
4750 (Archive::add_symbols): Add mapfile parameter. Change all
4751 callers. Pass mapfile, symbol, and reason to include_member.
4752 (Archive::include_all_members): Add mapfile parameter. Change all
4754 (Archive::include_member): Add mapfile, sym, and why parameters.
4755 Change all callers. Report inclusion to map file.
4756 * archive.h: Include "fileread.h".
4757 (class Archive): Update declarations.
4758 (Archive::file): New const method.
4759 (class Add_archive_symbols): Add mapfile_ field. Update
4760 constructor. Change all callers.
4761 * readsyms.h (class Read_symbols): Likewise.
4762 (class Finish_group): Likewise.
4763 (class Read_script): Likewise.
4764 * common.cc: Include "mapfile.h".
4765 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4767 (Symbol_table::do_allocate_commons): Likewise.
4768 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4769 symbol allocation to mapfile.
4770 * common.h (class Allocate_commons_task): Add mapfile_ field.
4771 Update constructor. Change all callers.
4772 * symtab.h (class Symbol_table): Update declarations.
4773 * layout.cc: Include "mapfile.h".
4774 (Layout_task_runner::run): Print information to mapfile.
4775 (Layout::create_gold_note): Change Output_data_fixed_space to
4776 Output_data_zero_fill.
4777 (Layout::create_build_id): Likewise.
4778 (Layout::print_to_mapfile): New function.
4779 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4780 constructor. Change caller.
4781 (class Layout): Declare print_to_mapfile.
4782 * output.cc (Output_section::Input_section::print_to_mapfile): New
4784 (Output_section::add_input_section): If producing a map, always
4785 add to input_sections_ list.
4786 (Output_section::do_print_to_mapfile): New function.
4787 (Output_segment::print_sections_to_mapfile): New function.
4788 (Output_segment::print_section_list_to_mapfile): New function.
4789 * output.h: Include "mapfile.h".
4790 (Output_data::print_to_mapfile): New function.
4791 (Output_data::do_print_to_mapfile): New virtual function.
4792 (Output_segment_headers::do_print_to_mapfile): New function.
4793 (Output_file_header::do_print_to_mapfile): New function.
4794 (Output_data_const::do_print_to_mapfile): New function.
4795 (class Output_data_const_buffer): Add map_name_ field. Update
4796 constructor. Change all callers. Add do_print_to_mapfile
4798 (class Output_data_fixed_space): Likewise.
4799 (class Output_data_space): Likewise.
4800 (class Output_data_zero_fill): New class.
4801 (Output_data_strtab::do_print_to_mapfile): New function.
4802 (Output_data_reloc_base::do_print_to_mapfile): New function.
4803 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4804 (Output_data_group::do_print_to_mapfile): New function.
4805 (Output_data_got::do_print_to_mapfile): New function.
4806 (Output_data_dynamic::do_print_to_mapfile): New function.
4807 (Output_symtab_xindex::do_print_to_mapfile): New function.
4808 (class Output_section): Declare do_print_to_mapflie. Declare
4809 print_to_mapfile in Input_section.
4810 (class Output_segment): Declare new functions.
4811 * object.h (Sized_relobj::symbol_count): New function.
4812 * script-sections.cc
4813 (Output_section_element_dot_assignment::set_section_addresses):
4814 Change Output_data_fixed_space to Output_data_zero_fill.
4815 (Output_data_expression::do_print_to_mapfile): New function.
4816 * script.cc (read_input_script): Add mapfile parameter. Change
4818 * script.h (read_input_script): Update declaration.
4819 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4820 (Eh_frame::do_print_to_mapfile): New function.
4821 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4822 (Output_merge_string::do_print_to_mapfile): New function.
4823 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4825 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4827 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4829 * Makefile.am (CCFILES): Add mapfile.cc.
4830 (HFILES): Add mapfile.h.
4831 * Makefile.in: Rebuild.
4833 2008-05-19 Ian Lance Taylor <iant@google.com>
4835 * options.h (class General_options): Add -z relro.
4836 * layout.cc (Layout::Layout): Initialize relro_segment_.
4837 (Layout::add_output_section_data): Return the output section.
4838 (Layout::make_output_section): Rcognize relro sections and mark
4840 (Layout::attach_allocated_section_to_segment): Put relro sections
4841 in a PT_GNU_RELRO segment.
4842 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4844 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4846 (Layout::linkonce_mapping): Map d.rel.ro.local to
4848 (Layout::output_section_name): Us .data.rel.ro.local for any
4849 section which begins with that.
4850 * layout.h (class Layout): Update add_output_section_data
4851 declaration. Add relro_segment_ field.
4852 * output.cc (Output_section::Output_section): Initialize is_relro_
4853 and is_relro_local_ fields.
4854 (Output_segment::add_output_section): Group relro sections.
4855 (Output_segment::is_first_section_relro): New function.
4856 (Output_segment::maximum_alignment): If there is a relro section,
4857 align the segment to the common page size.
4858 (Output_segment::set_section_addresses): Track whether we are
4859 looking at relro sections. If the last section is a relro
4860 section, align to the common page size.
4861 (Output_segment::set_section_list_addresses): Add in_relro
4862 parameter. Change all callers. Align to the page size when
4863 moving from relro to non-relro section.
4864 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4866 * output.h (class Output_section): Add is_relro_ and
4867 is_relro_local_ fields.
4868 (Output_section::is_relro): New function.
4869 (Output_section::set_is_relro): New function.
4870 (Output_section::is_relro_local): New function.
4871 (Output_section::set_is_relro_local): New function.
4872 (class Output_segment): Update declarations.
4873 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4874 * sparc.cc (Target_sparc::got_section): Likewise.
4875 * x86_64.cc (Target_x86_64::got_section): Likewise.
4876 * testsuite/relro_test_main.cc: New file.
4877 * testsuite/relro_test.cc: New file.
4878 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4879 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4880 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4881 (relro_test.so, relro_test_pic.o): New targets.
4882 * testsuite/Makefile.in: Rebuild.
4884 2008-05-16 Ian Lance Taylor <iant@google.com>
4886 * output.cc (Output_segment::add_output_section): Remove front
4888 * output.h (class Output_segment): Remove
4889 add_initial_output_section and overloaded add_output_section.
4890 Update declaration of remaining add_output_section.
4891 * layout.cc (Layout::create_interp): Call add_output_section
4892 rather than add_initial_output_section.
4893 (Layout::finish_dynamic_section): Likewise.
4895 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4896 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4897 know the dynamic type.
4898 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4899 field. Initialize it in constructor.
4900 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4901 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4902 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4905 * output.cc (Output_reloc::get_address): Change return type to
4907 * output.h (class Output_reloc): Update get_address declaration.
4908 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4909 for section addresses.
4911 2008-05-09 Ian Lance Taylor <iant@google.com>
4914 * gold.cc (gold_nomem): Use return value of write.
4916 2008-05-08 Ian Lance Taylor <iant@google.com>
4918 * symtab.c (Symbol::init_base_output_data): Add version
4919 parameter. Change all callers.
4920 (Symbol::init_base_output_segment): Likewise.
4921 (Symbol::init_base_constant): Likewise.
4922 (Symbol::init_base_undefined): Likewise.
4923 (Sized_symbol::init_output_data): Likewise.
4924 (Sized_symbol::init_output_segment): Likewise.
4925 (Sized_symbol::init_constant): Likewise.
4926 (Sized_symbol::init_undefined): Likewise.
4927 (Symbol_table::do_define_in_output_data): If the new symbol has a
4928 version, mark it as the default.
4929 (Symbol_table::do_define_in_output_segment): Likewise.
4930 (Symbol_table::do_define_as_constant): Likewise.
4931 * symtab.h (class Symbol): Update declarations.
4932 (class Sized_symbol): Likewise.
4933 * resolve.cc (Symbol::override_version): New function.
4934 (Symbol::override_base): Call override_version.
4935 (Symbol::override_base_with_special): Likewise.
4936 * testsuite/ver_script_8.script: New file.
4937 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4938 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4939 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4940 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4942 2008-05-06 Ian Lance Taylor <iant@google.com>
4945 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4947 (class General_options): Remove existing --undefined, and add
4948 --no-undefined instead. Add new --undefined as synonym for -u.
4949 * archive.cc (Archive::add_symbols): Check whether symbol was
4951 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4952 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4953 all uses. Add IS_UNDEFINED. Update declarations to split
4954 different versions of init_base. Declare init_base_undefined.
4955 (Symbol::is_defined): Handle IS_UNDEFINED.
4956 (Symbol::is_undefined): Likewise.
4957 (Symbol::is_weak_undefined): Call is_undefined.
4958 (Symbol::is_absolute): Handle IS_CONSTANT.
4959 (class Sized_symbol): Update declarations to split different
4960 versions of init. Declare init_undefined.
4961 (class Symbol_table): Declare new functions.
4962 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4964 (Symbol::init_base_output_data): Likewise.
4965 (Symbol::init_base_output_segment): Likewise.
4966 (Symbol::init_base_constant): Likewise.
4967 (Symbol::init_base_undefined): New function.
4968 (Sized_symbol::init_object): Rename from init. Change all
4970 (Sized_symbol::init_output_data): Likewise.
4971 (Sized_symbol::init_output_segment): Likewise.
4972 (Sized_symbol::init_constant): Likewise.
4973 (Sized_symbol::init_undefined): New function.
4974 (Symbol_table::add_undefined_symbols_from_command_line): New
4976 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4978 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4979 (Symbol::output_section): Likewise.
4980 (Symbol::set_output_section): Likewise.
4981 (Symbol_table::sized_finalize_symbol): Likewise.
4982 (Symbol_table::sized_write_globals): Likewise.
4983 * resolve.cc (Symbol_table::should_override): Likewise.
4984 (Symbol::override_base_with_special): Likewise.
4986 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4987 symbol, change it to have default visibility.
4988 * testsuite/protected_1.cc: New file.
4989 * testsuite/protected_2.cc: New file.
4990 * testsuite/protected_3.cc: New file.
4991 * testsuite/protected_main_1.cc: New file.
4992 * testsuite/protected_main_2.cc: New file.
4993 * testsuite/protected_main_3.cc: New file.
4994 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4995 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4996 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4997 (protected_1.so): New target.
4998 (protected_1_pic.o, protected_2_pic.o): New targets.
4999 (protected_3_pic.o): New target.
5000 (check_PROGRAMS): Add protected_2.
5001 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
5002 (protected_2_LDFLAGS, protected_2_LDADD): Define.
5003 * testsuite/Makefile.in: Rebuild.
5005 * options.h (DEFINE_var): Add set_user_set_##varname__.
5006 (DEFINE_bool_alias): New macro.
5007 (class General_options): Define -Bstatic using DEFINE_bool_alias
5008 rather than DEFINE_special. Add --undefined as an alias for -z
5010 * options.cc (General_options::parse_Bstatic): Remove.
5012 * options.h (class General_options): Add --fatal-warnings.
5013 * main.cc (main): Implement --fatal-warnings.
5014 * errors.h (Errors::warning_count): New function.
5016 * options.h (class General_options): Add -Bsymbolic-functions.
5017 * symtab.h (Symbol::is_preemptible): Check for
5018 -Bsymbolic-functions.
5020 2008-05-05 Ian Lance Taylor <iant@google.com>
5022 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5023 as noVARNAME rather than no-VARNAME.
5024 (class General_options): Add option -z combreloc.
5025 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5027 (Output_reloc::sort_before) [SHT_REL]: New function.
5028 (Output_reloc::sort_before) [SHT_RELA]: New function.
5029 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5030 Sort_relocs_comparison.
5031 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5032 parameter. Change all callers.
5033 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5034 sort_relocs parameter. Change all callers.
5035 * output.cc (Output_reloc::get_address): New function, broken out
5037 (Output_reloc::write_rel): Call it.
5038 (Output_reloc::compare): New function.
5039 (Output_data_reloc_base::do_write): Optionally sort relocs.
5041 * configure.ac: If targ_extra_obj is set, link it in.
5042 * configure.tgt: Initialize all variables.
5043 (x86_64*): Set targ_extra_obj and targ_extra_size.
5044 * configure: Rebuild.
5046 * object.cc (Sized_relobj::include_section_group): Adjust section
5047 indexes read from group data. Build vector to pass to
5049 * layout.cc (Layout::layout_group): Add flags and shndxes
5050 parameters. Remove contents parameter. Change caller. Update
5051 explicit instantiations.
5052 * layout.h (class Layout): Update layout_group declaration.
5053 * output.cc (Output_data_group::Output_data_group): Add flags and
5054 input_shndxes parameters. Remove contents parameter. Change
5056 (Output_data_group::do_write): Change input_sections_ to
5058 * output.h (class Output_data_group): Update constructor
5059 declaration. Rename input_sections_ to input_shndxes_.
5060 * testsuite/many_sections_test.cc: Add template.
5062 2008-04-30 Cary Coutant <ccoutant@google.com>
5064 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5066 * layout.cc (Layout::include_section): Refactored check for debug
5068 (Layout::add_comdat): Add new parameters. Change type
5069 of signature parameter. Add object and shndx to signatures table.
5070 (Layout::find_kept_object): New function.
5071 * layout.h: Include <cstring>.
5072 (Layout::is_debug_info_section): New function.
5073 (Layout::add_comdat): Add new parameters.
5074 (Layout::find_kept_object): New function.
5075 (Layout::Kept_section): New struct.
5076 (Layout::Signatures): Change type of map range.
5077 * object.cc (Relobj::output_section_address): New function.
5078 (Sized_relobj::include_section_group): Add new parameters. Change
5079 calls to Layout::add_comdat. Change to build table of kept comdat
5080 groups and table mapping discarded sections to kept sections.
5081 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5082 (Sized_relobj::do_layout): Change calls to include_section_group and
5083 include_linkonce_section.
5084 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5085 value to zero when section is discarded.
5086 (Sized_relobj::map_to_kept_section): New function.
5087 * object.h (Relobj::output_section_address): New function.
5088 (Relobj::Comdat_group): New type.
5089 (Relobj::find_comdat_group): New function.
5090 (Relobj::Comdat_group_table): New type.
5091 (Relobj::Kept_comdat_section): New type.
5092 (Relobj::Kept_comdat_section_table): New type.
5093 (Relobj::add_comdat_group): New function.
5094 (Relobj::set_kept_comdat_section): New function.
5095 (Relobj::get_kept_comdat_section): New function.
5096 (Relobj::comdat_groups_): New field.
5097 (Relobj::kept_comdat_sections_): New field.
5098 (Symbol_value::input_value): Update comment.
5099 (Sized_relobj::map_to_kept_section) New function.
5100 (Sized_relobj::include_linkonce_section): Add new parameter.
5101 * target-reloc.h (Comdat_behavior): New type.
5102 (get_comdat_behavior): New function.
5103 (relocate_section): Add code to map a discarded section to the
5104 corresponding kept section when applying a relocation.
5106 2008-04-30 Craig Silverstein <csilvers@google.com>
5108 * dwarf_reader.cc (next_generation_count): New static var.
5109 (Addr2line_cache_entry): New struct.
5110 (addr2line_cache): New static var.
5111 (Dwarf_line_info::one_addr2line): Added caching.
5112 (Dwarf_line_info::clear_addr2line_cache): New function.
5113 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5114 cache-size parameter.
5115 (Dwarf_line_info::one_addr2line_cache): New function.
5116 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5117 new cache-size argument to one_addr2line(), and clear cache.
5119 2008-04-28 Cary Coutant <ccoutant@google.com>
5121 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5122 R_386_PC8 relocations.
5124 2008-04-23 Ian Lance Taylor <iant@google.com>
5126 * object.cc (Sized_relobj::include_section_group): Check for
5127 invalid section group.
5129 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5132 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5133 than read for file header.
5134 * archive.cc (Archive::include_member): Likewise.
5136 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5138 * aclocal.m4: Regenerate.
5139 * configure: Regenerate.
5141 2008-04-19 Ian Lance Taylor <iant@google.com>
5143 * version.cc (version_string): Bump to 1.6.
5145 * testsuite/Makefile.am (many_sections_r_test): New target.
5146 (many_sections_r_test_SOURCES): Remove.
5147 (many_sections_r_test_DEPENDENCIES): Remove.
5148 (many_sections_r_test_LDFLAGS): Remove.
5149 (many_sections_r_test_LDADD): Remove.
5151 * object.cc (Sized_relobj::do_add_symbols): Always pass
5152 local_symbol_count_ to add_from_relobj.
5154 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5155 every thousand variables.
5156 * testsuite/Makefile.in: Rebuild.
5158 * object.cc (Xindex::initialize_symtab_xindex): New function.
5159 (Xindex::read_symtab_xindex): New function.
5160 (Xindex::sym_xindex_to_shndx): New function.
5161 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5163 (Sized_relobj::do_initialize_xindex): New function.
5164 (Sized_relobj::do_read_symbols): Adjust section links.
5165 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5166 parameter. Change all callers.
5167 (Sized_relobj::include_section_group): Adjust section links and
5168 symbol section indexes.
5169 (Sized_relobj::do_layout): Adjust section links.
5170 (Sized_relobj::do_count_local_symbols): Adjust section links and
5171 symbol section indexes.
5172 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5173 ordinary and special symbols.
5174 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5175 dynsym_xindex parameters. Change all callers. Adjust section
5176 links. Use SHN_XINDEX when needed.
5177 (Sized_relobj::get_symbol_location_info): Adjust section links.
5178 Don't get fooled by special symbols.
5179 * object.h (class Xindex): Define.
5180 (class Object): Add xindex_ parameter. Declare virtual functoin
5181 do_initialize_xindex.
5182 (Object::adjust_sym_shndx): New function.
5183 (Object::set_xindex): New protected function.
5184 (class Symbol_value): Add is_ordinary_shndx_ field.
5185 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5186 (Symbol_value::value): Assert ordinary section.
5187 (Symbol_value::initialize_input_to_output_map): Likewise.
5188 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5190 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5192 (class Sized_relobj): Update declarations.
5193 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5194 parameter. Change all callers.
5195 (Sized_relobj::adjust_shndx): New function.
5196 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5198 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5199 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5200 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5201 (Sized_dynobj::read_dynsym_section): Adjust section links.
5202 (Sized_dynobj::read_dynamic): Likewise.
5203 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5205 (Sized_dynobj::do_initialize_xindex): New function.
5206 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5207 do_initialize_xindex.
5208 (Sized_dynobj::adjust_shndx): New function.
5209 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5210 dynsym_xindex_ fields.
5211 (Layout::finalize): Add a call to set_section_indexes before
5212 creating the symtab sections.
5213 (Layout::set_section_indexes): Don't do anything if the section
5214 already has a section index.
5215 (Layout::create_symtab_sections): Add shnum parameter. Change
5216 caller. Create .symtab_shndx section if needed.
5217 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5219 (Layout::allocated_output_section_count): New function.
5220 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5222 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5223 fields. Update declarations.
5224 (Layout::symtab_xindex): New function.
5225 (Layout::dynsym_xindex): New function.
5226 (class Write_symbols_task): Add layout_ field.
5227 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5229 * output.cc (Output_section_headers::Output_section_headers): Add
5230 shstrtab_section parameter. Change all callers.
5231 (Output_section_headers::do_sized_write): Store overflow values
5232 for section count and section string table section index in
5233 section header zero.
5234 (Output_file_header::do_sized_write): Check for overflow of
5235 section count and section string table section index.
5236 (Output_symtab_xindex::do_write): New function.
5237 (Output_symtab_xindex::endian_do_write): New function.
5238 * output.h (class Output_section_headers): Add shstrtab_section_.
5239 Update declarations.
5240 (class Output_symtab_xindex): Define.
5241 (Output_section::has_out_shndx): New function.
5242 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5244 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5246 (Sized_symbol::init): Likewise.
5247 (Symbol::output_section): Check for ordinary symbol.
5248 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5249 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5251 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5252 Change all callers. Simplify handling of symbols from sections
5253 not included in the link.
5254 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5256 (Weak_alias_sorter::operator()): Assert that symbols are
5258 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5260 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5261 parameters. Change all callers.
5262 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5263 symbol distinction. Use SHN_XINDEX when needed.
5264 (Symbol_table::write_section_symbol): Add symtab_xindex
5265 parameter. Change all callers.
5266 (Symbol_table::sized_write_section_symbol): Likewise. Use
5267 SHN_XINDEX when needed.
5268 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5270 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5271 (Symbol::is_defined): Check is_ordinary.
5272 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5273 (Symbol::is_absolute, Symbol::is_common): Likewise.
5274 (class Sized_symbol): Update declarations.
5275 (class Symbol_table): Update declarations.
5276 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5277 parameters. Change all callers.
5278 (Sized_symbol::override): Likewise.
5279 (Symbol_table::override): Likewise.
5280 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5281 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5282 is_ordinary, and orig_st_shndx parameters. Change all callers.
5283 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5284 to be in an ordinary section.
5285 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5286 object and is_ordinary parameters. Change all callers.
5287 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5288 Change all callers. Don't add undefined or non-ordinary symbols
5290 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5292 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5294 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5295 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5296 (Sized_relobj::relocate_sections): Likewise.
5297 * target-reloc.h (scan_relocs): Adjust section symbol index.
5298 (scan_relocatable_relocs): Likewise.
5299 * i386.cc (Scan::local): Check for ordinary symbols.
5300 * sparc.cc (Scan::local): Likewise.
5301 * x86_64.cc (Scan::local): Likewise.
5302 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5303 to symbol_section_and_value.
5304 * testsuite/many_sections_test.cc: New file.
5305 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5306 (check_PROGRAMS): Add many_sections_test.
5307 (many_sections_test_SOURCES): Define.
5308 (many_sections_test_DEPENDENCIES): Define.
5309 (many_sections_test_LDFLAGS): Define.
5310 (BUILT_SOURCES): Add many_sections_define.h.
5311 (many_sections_define.h): New target.
5312 (BUILT_SOURCES): Add many_sections_check.h.
5313 (many_sections_check.h): New target.
5314 (check_PROGRAMS): Add many_sections_r_test.
5315 (many_sections_r_test_SOURCES): Define.
5316 (many_sections_r_test_DEPENDENCIES): Define.
5317 (many_sections_r_test_LDFLAGS): Define.
5318 (many_sections_r_test_LDADD): Define.
5319 (many_sections_r_test.o): New target.
5320 * testsuite/Makefile.in: Rebuild.
5322 2008-04-17 Cary Coutant <ccoutant@google.com>
5324 * errors.cc (Errors::info): New function.
5325 (gold_info): New function.
5326 * errors.h (Errors::info): New function.
5327 * gold.h (gold_info): New function.
5328 * object.cc (Input_objects::add_object): Print trace output.
5329 * options.cc (options::parse_set): New function.
5330 (General_options::parse_wrap): Deleted.
5331 (General_options::General_options): Deleted initializer.
5332 * options.h (options::String_set): New typedef.
5333 (options::parse_set): New function.
5334 (DEFINE_set): New macro.
5335 (General_options::wrap): Changed to use DEFINE_set. Changed
5336 callers of any_wrap_symbols and is_wrap_symbol.
5337 (General_options::trace, General_options::trace_symbol):
5339 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5340 (General_options::wrap_symbols_): Deleted.
5341 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5343 2008-04-17 David S. Miller <davem@davemloft.net>
5345 * options.cc (General_options::parse_V): New function.
5346 * options.h: Add entries for -V and -Qy.
5348 2008-04-17 Ian Lance Taylor <iant@google.com>
5350 * common.cc (Symbol_table::allocate_commons): Remove options
5351 parameter. Change caller.
5352 (Symbol_table::do_allocate_commons): Remove options parameter.
5353 Change caller. Just call do_allocate_commons_list twice.
5354 (Symbol_table::do_allocate_commons_list): New function, broken out
5355 of do_allocate_commons.
5356 * common.h (class Allocate_commons_task): Remove options_ field.
5358 * symtab.cc (Symbol_table::Symbol_table): Initialize
5360 (Symbol_table::add_from_object): Put TLS common symbols on
5362 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5363 which are IN_OUTPUT_DATA.
5364 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5365 allocate_commons and do_allocate_commons declarations. Declare
5366 do_allocate_commons_list.
5367 * gold.cc (queue_middle_tasks): Update creation of
5368 Allocate_commons_task to not pass options.
5369 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5370 (TLS_TEST_C_FLAGS): New variable.
5371 (tls_test_c_pic.o): New target.
5372 (tls_test_shared.so): Link in tls_test_c_pic.o.
5373 (tls_test_c_pic_ie.o): New target.
5374 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5375 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5376 (tls_test_c.o): New target.
5377 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5378 (tls_pic_test_LDADD): Likewise.
5379 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5380 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5381 (tls_test_c_gnu2.o): New target.
5382 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5384 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5385 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5386 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5387 * testsuite/tls_test.cc: Include "config.h".
5388 (t_last): Call t11_last.
5389 * testsuite/tls_test.h (t11, t11_last): Declare.
5390 * testsuite/tls_test_c.c: New file.
5391 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5392 * configure.ac: Check for OpenMP support.
5393 * configure, config.in, Makefile.in: Rebuild.
5394 * testsuite/Makefile.in: Rebuild.
5396 2008-04-16 Cary Coutant <ccoutant@google.com>
5398 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5399 (Target_i386::tls_base_symbol_defined_): New field.
5400 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5401 (Target_i386::Scan::global): Likewise.
5402 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5403 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5404 (Target_x86_64::tls_base_symbol_defined_): New field.
5405 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5406 (Target_x86_64::Scan::global): Likewise.
5408 2008-04-16 Cary Coutant <ccoutant@google.com>
5410 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5411 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5412 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5413 building shared libraries.
5414 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5415 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5416 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5417 * testsuite/Makefile.in: Rebuild.
5418 * testsuite/weak_undef.h: New file.
5419 * testsuite/weak_undef_file1.cc: Add extra test cases.
5420 * testsuite/weak_undef_file2.cc: Likewise.
5421 * testsuite/weak_undef_test.cc: Likewise.
5423 2008-04-16 David S. Miller <davem@davemloft.net>
5425 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5426 Add issued_non_pic_error_ field. Declare check_non_pic.
5427 (Target_sparc::Scan::check_non_pic): New function.
5428 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5429 (Target_sparc::Scan::global): Likewise.
5431 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5432 * configure: Rebuild.
5434 * options.h (DEFINE_enable): New macro.
5435 (new_dtags): New enable option.
5436 (initfirst, interpose, loadfltr, nodefaultlib,
5437 nodelete, nodlopen, nodump): New -z options.
5438 * layout.cc (Layout:finish_dynamic_section): If new
5439 dtags enabled, emit DT_RUNPATH. Also, emit a
5440 DT_FLAGS_1 containing any specified -z flags.
5442 2008-04-16 Ian Lance Taylor <iant@google.com>
5444 * copy-relocs.cc: New file.
5445 * copy-relocs.h: New file.
5446 * reloc.cc: Remove Copy_relocs code.
5447 * reloc.h: Likewise.
5448 * reloc-types.h (struct Reloc_types) [both versions]: Add
5449 get_reloc_addend_noerror.
5450 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5451 variants of add_global which take an addend which must be zero.
5452 * i386.cc: Include "copy-relocs.h".
5453 (class Target_i386): Change type of copy_relocs_ to variable,
5455 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5457 (Target_i386::do_finalize_sections): Change handling of
5459 * sparc.cc: Include "copy-relocs.h".
5460 (class Target_sparc): Change type of copy_relocs_ to variable,
5462 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5464 (Target_sparc::do_finalize_sections): Change handling of
5466 * x86_64.cc: Include "copy-relocs.h".
5467 (class Target_x86_64): Change type of copy_relocs_ to variable,
5469 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5470 class. Change all callers.
5471 (Target_x86_64::do_finalize_sections): Change handling of
5473 * Makefile.am (CCFILES): Add copy-relocs.cc.
5474 (HFILES): Add copy-relocs.h.
5476 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5478 * testsuite/script_test_4.sh: Permit leading zeroes.
5480 2008-04-15 Ian Lance Taylor <iant@google.com>
5482 * script-sections.cc (Script_sections::create_segments): Use
5483 header_size_adjustment even when there is enough room for the
5485 * testsuite/script_test_4.sh: New file.
5486 * testsuite/script_test_4.t: New file.
5487 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5488 (check_DATA): Add script_test_4.stdout.
5489 (MOSTLYCLEANFILES): Likewise.
5490 (script_test_4): New target.
5491 (script_test_4.stdout): New target.
5492 * testsuite/Makefile.in: Rebuild.
5494 * sparc.cc: Add definitions for Output_data_plt_sparc class
5497 2008-04-14 David S. Miller <davem@davemloft.net>
5499 * sparc.cc: New file.
5500 * Makefile.am (TARGETSOURCES): Add sparc.cc
5501 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5502 * configure.tgt: Document targ_extra_size and
5503 targ_extra_big_endian. Add entries for sparc-* and
5505 * configure.ac: Handle targ_extra_size and
5506 targ_extra_big_endian.
5507 * Makefile.in: Rebuild.
5508 * configure: Likewise.
5509 * po/POTFILES.in: Likewise.
5510 * po/gold.pot: Likewise.
5512 2008-04-14 Ian Lance Taylor <iant@google.com>
5514 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5515 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5516 in the name/type/flags to section mapping. Don't call
5517 allocate_output_section.
5518 (Layout::choose_output_section): Change parameter from adjust_name
5519 to is_input_section. Don't permit input sections after sections
5520 are attached to segments. Don't call allocate_output_section.
5521 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5522 not write_enable_output_section.
5523 (Layout::make_output_section): Don't push to
5524 unattached_section_list_ nor call attach_to_segment. Call
5525 attach_section_to_segment if sections are attached.
5526 (Layout::attach_sections_to_segments): New function.
5527 (Layout::attach_section_to_segment): New function.
5528 (Layout::attach_allocated_section_to_segment): Rename from
5529 attach_to_segment. Remove flags parameter.
5530 (Layout::allocate_output_section): Remove function.
5531 (Layout::write_enable_output_section): Remove function.
5532 * layout.h (class Layout): Update for above changes. Add new
5533 field sections_are_attached_.
5534 * output.h (Output_section::update_flags_for_input_section): New
5536 * output.cc (Output_section::add_input_section): Call
5537 update_flags_for_input_section.
5538 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5540 2008-04-11 Cary Coutant <ccoutant@google.com>
5542 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5543 thought unnecessary.
5544 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5546 2008-04-11 Ian Lance Taylor <iant@google.com>
5548 * output.h (class Output_section_data): Remove inline definition
5550 * output.cc (Output_section_data::set_addralign): New function.
5552 2008-04-11 Cary Coutant <ccoutant@google.com>
5554 Add support for TLS descriptors for i386 and x86_64.
5555 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5556 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5557 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5559 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5560 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5561 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5563 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5564 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5565 Fix problem with initial-exec relocations.
5566 (Target_i386::Relocate::relocate_tls): Likewise.
5567 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5569 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5570 support for section-plus-offset dynamic table entries.
5571 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5572 (Output_data_dynamic::Dynamic_entry): Add support for
5573 section-plus-offset dynamic table entries.
5574 (Output_data_dynamic::Classification): Likewise.
5575 (Output_data_dynamic::classification_): Renamed offset_.
5576 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5577 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5578 (Target_x86_64::make_plt_section): New function.
5579 (Target_x86_64::reserve_tlsdesc_entries): New function.
5580 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5581 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5582 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5583 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5584 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5585 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5586 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5587 add extra PLT entry for TLS descriptors.
5588 (Output_data_plt_x86_64::got_): New field.
5589 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5590 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5592 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5594 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5595 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5596 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5597 R_386_TLS_DESC_CALL relocations.
5598 (Target_x86_64::Scan::global): Likewise.
5599 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5600 for TLS descriptors.
5601 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5602 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5603 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5604 GD-to-IE relaxation.
5605 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5606 and TLS_DESCRIPTORS.
5607 * Makefile.in: Rebuild.
5608 * configure: Rebuild.
5609 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5610 (tls_test_shared2.so): New target.
5611 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5612 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5613 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5614 (tls_shared_gd_to_ie_test_LDADD): New variable.
5615 (tls_shared_gnu2_gd_to_ie_test): New target.
5616 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5618 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5619 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5620 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5621 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5622 (tls_shared_gnu2_test): New target.
5623 (tls_test_gnu2_shared.so): New target.
5624 (tls_shared_gnu2_test_SOURCES): New variable.
5625 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5626 (tls_shared_gnu2_test_LDFLAGS): New variable.
5627 (tls_shared_gnu2_test_LDADD): New variable.
5628 * testsuite/Makefile.in: Rebuild.
5629 * testsuite/Makefile.
5631 2008-04-11 Ian Lance Taylor <iant@google.com>
5633 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5635 * testsuite/Makefile.in: Rebuild.
5637 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5639 * testsuite/script_test_2.cc (main): Adjust test.
5641 2008-04-11 David S. Miller <davem@davemloft.net>
5642 Ian Lance Taylor <iant@google.com>
5644 * options.h (General_options): Add entries for '-Y' and
5646 * options.cc (General_options:finalize): If -Y was used, add those
5647 entries to the library path instead of the default "/lib" and
5650 2008-04-11 David S. Miller <davem@davemloft.net>
5652 * testsuite/justsyms.t: Start at 0x100.
5653 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5654 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5656 * testsuite/script_test_2.cc: Adjust string and section length
5659 2008-04-09 Ian Lance Taylor <iant@google.com>
5662 * script-sections.cc (Sections_element::allocate_to_segment): Add
5664 (Output_section_definition::allocate_to_segment): Likewise.
5665 (Orphan_output_section::allocate_to_segment): Likewise.
5666 (Script_sections::attach_sections_using_phdrs_clause): Don't
5667 propagate non-PT_LOAD segments to orphan sections.
5668 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5669 readelf rather than objdump.
5670 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5671 .interp section and PT_INTERP segment are the same size.
5672 * testsuite/Makefile.in: Rebuild.
5674 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5675 aliases for symbols defined in the same object.
5676 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5677 (weak_alias_test_SOURCES): New variable.
5678 (weak_alias_test_DEPENDENCIES): New variable.
5679 (weak_alias_test_LDFLAGS): New variable.
5680 (weak_alias_test_LDADD): New variable.
5681 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5682 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5683 (weak_alias_test_3.o): New target.
5684 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5685 * testsuite/weak_alias_test_main.cc: New file.
5686 * testsuite/weak_alias_test_1.cc: New file.
5687 * testsuite/weak_alias_test_2.cc: New file.
5688 * testsuite/weak_alias_test_3.cc: New file.
5690 2008-04-08 Ian Lance Taylor <iant@google.com>
5692 * options.h (class General_options): Add --noinhibit-exec option.
5693 * main.cc (main): Check --noinhibit-exec.
5695 * options.h (class General_options): Define --wrap as a special
5696 option. Add wrap_symbols_ field.
5697 (General_options::any_wrap_symbols): New function.
5698 (General_options::is_wrap_symbol): New function.
5699 * options.cc (General_options::parse_wrap): New function.
5700 (General_options::General_options): Initialize wrap_symbols_.
5701 * symtab.cc (Symbol_table::wrap_symbol): New function.
5702 (Symbol_table::add_from_object): Handle --wrap.
5703 * symtab.h (class Symbol_table): Declare wrap_symbol.
5704 * target.h (Target::wrap_char): New function.
5705 (Target::Target_info): Add wrap_char field.
5706 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5707 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5708 * testsuite/testfile.cc (Target_test::test_target_info):
5711 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5714 * layout.h (class Layout): Add added_eh_frame_data_ field.
5715 * layout.cc (Layout::Layout): Initialize new field.
5716 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5717 output section until we find a section we merged successfully.
5718 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5719 that the size be non-zero.
5721 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5724 2008-04-08 Craig Silverstein <csilvers@google.com>
5726 * configure.ac: Export new conditional variable HAVE_ZLIB.
5727 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5729 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5730 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5732 2008-04-07 Ian Lance Taylor <iant@google.com>
5734 * version.cc (version_string): Set to "1.5".
5736 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5737 Add issued_non_pic_error_ field. Declare check_non_pic.
5738 (Target_x86_64::Scan::check_non_pic): New function.
5739 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5740 (Target_x86_64::Scan::global): Likewise.
5742 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5743 addend parameter. Change caller. Handle merge sections.
5744 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5745 Address to Addend. Don't add in the result of
5746 local_section_offset, pass down the addend and use the returned
5748 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5749 Update declarations of local_section_offset and symbol_value.
5750 * testsuite/two_file_test_1.cc (t18): New function.
5751 * testsuite/two_file_test_2.cc (f18): New function.
5752 * testsuite/two_file_test_main.cc (main): Call t18.
5753 * testsuite/two_file_test.h (t18, f18): Declare.
5755 * configure.ac: Don't test for objdump, c++filt, or readelf.
5756 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5758 (TEST_READELF): New variable.
5759 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5760 (check_PROGRAMS): Add two_file_strip_test.
5761 (two_file_strip_test): New target.
5762 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5763 (two_file_same_shared_strip_test_SOURCES): New variable.
5764 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5765 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5766 (two_file_same_shared_strip_test_LDADD): New variable.
5767 (two_file_shared_strip.so): New target.
5768 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5769 (ver_test_5.syms, ver_test_7.syms): Likewise.
5770 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5771 (strip_test_3.stdout): Use TEST_OBJDUMP.
5772 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5774 2008-04-04 Cary Coutant <ccoutant@google.com>
5776 * symtab.h (Symbol::is_weak_undefined): New function.
5777 (Symbol::is_strong_undefined): New function.
5778 (Symbol::is_absolute): New function.
5779 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5780 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5782 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5783 (weak_undef_test): New target.
5784 * testsuite/Makefile.in: Rebuild.
5785 * testsuite/weak_undef_file1.cc: New file.
5786 * testsuite/weak_undef_file2.cc: New file.
5787 * testsuite/weak_undef_test.cc: New file.
5789 2008-04-03 Craig Silverstein <csilvers@google.com>
5791 * compressed_output.h (class Output_compressed_section): Use
5793 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5795 (zlib_compressed_suffix): Removed.
5796 (Output_compressed_section::set_final_data_size): Use unsigned
5798 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5799 Fix linker invocation.
5800 (flagstest_o_specialfile_and_compress_debug_sections):
5802 * testsuite/Makefile.in: Regenerated.
5804 2008-04-02 David S. Miller <davem@davemloft.net>
5806 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5807 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5809 2008-04-02 Craig Silverstein <csilvers@google.com>
5813 2008-04-02 Ian Lance Taylor <iant@google.com>
5815 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5816 parameters. Update for new key type to views_. Change all
5818 (File_read::read): Adjust for byteshift in returned view.
5819 (File_read::add_view): New function, broken out of
5821 (File_read::make_view): New function, broken out of
5823 (File_read::find_or_make_view): Add offset and aligned
5824 parameters. Rewrite accordingly. Change all callers.
5825 (File_read::get_view): Add offset and aligned parameters. Adjust
5826 for byteshift in return value.
5827 (File_read::get_lasting_view): Likewise.
5828 * fileread.h (class File_read): Update declarations.
5829 (class File_read::View): Add byteshift_ field. Add byteshift to
5830 constructor. Add byteshift method.
5831 * archive.h (Archive::clear_uncached_views): New function.
5832 (Archive::get_view): Add aligned parameter. Change all callers.
5833 * object.h (Object::get_view): Add aligned parameter. Change all
5835 (Object::get_lasting_view): Likewise.
5837 * fileread.cc (File_read::release): Don't call clear_views if
5838 there are multiple objects.
5839 * fileread.h (File_read::clear_uncached_views): New function.
5840 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5843 2008-03-31 Cary Coutant <ccoutant@google.com>
5845 Add thin archive support.
5846 * archive.cc (Archive::armagt): New const.
5847 (Archive::setup): Remove task parameter and calls to unlock.
5848 (Archive::unlock_nested_archives): New function.
5849 (Archive::read_header): Add nested_off parameter. Change
5851 (Archive::interpret_header): Likewise.
5852 (Archive::include_all_members): Change to handle thin
5854 (Archive::include_member): Likewise.
5855 * archive.h (Archive::Archive): Add new parameters and
5857 (Archive::armagt): New const.
5858 (Archive::setup): Remove task parameter.
5859 (Archive::unlock_nested_archives): New function.
5860 (Archive::read_header): Add nested_off parameter.
5861 (Archive::interpret_header): Likewise.
5862 (Archive::Nested_archive_table): New typedef.
5863 (Archive::is_thin_archive_): New field.
5864 (Archive::nested_archives_): New field.
5865 (Archive::options_): New field.
5866 (Archive::dirpath_): New field.
5867 (Archive::task_): New field.
5868 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5869 for thin archives. Pass additional parameters to
5870 Archive::Archive. Unlock the archive file after calling
5873 2008-03-29 Ian Lance Taylor <iant@google.com>
5875 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5876 version symbol to be local.
5877 * testsuite/ver_test_4.sh: New file.
5878 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5879 (check_DATA): Add ver_test_4.syms.
5880 (ver_test_4.syms): New target.
5881 * testsuite/Makefile.in: Rebuild.
5884 (Output_section::Input_section_sort_entry::has_priority): New
5886 (Output_section::Input_section_sort_entry::match_file_name): New
5888 (Output_section::Input_section_sort_entry::match_section_name):
5890 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5892 (Output_section::Input_section_sort_entry::match_section_file):
5894 (Output_section::Input_section_sort_compare::operator()): Rewrite
5895 using new Input_section_sort_entry functions. Sort crtbegin and
5896 crtend first. Sort sections with no priority before sections with
5898 * testsuite/initpri1.c (d3): Check j != 4.
5899 (cd5): New constructor/destructor function.
5900 (main): Check j != 2.
5902 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5903 new symbol when resolving, don't call set_is_default.
5904 * testsuite/ver_test_7.cc: New file.
5905 * testsuite/ver_test_7.sh: New file.
5906 * testsuite/Makefile.am (ver_test_7.so): New target.
5907 (ver_test_7.o): New target.
5908 (check_SCRIPTS): Add ver_test_7.sh.
5909 (check_DATA): Add ver_test_7.syms.
5910 (ver_test_7.syms): New target.
5912 2008-03-28 Ian Lance Taylor <iant@google.com>
5914 * layout.cc (Layout::layout): If we see an input section with a
5915 name that needs sorting, set the must_sort flag for the output
5917 (Layout::make_output_section): If the name of the output section
5918 indicates that it might require sorting, set the may_sort flag.
5919 * output.h (Output_section::may_sort_attached_input_sections): New
5921 (Output_section::set_may_sort_attached_input_sections): New
5923 (Output_section::must_sort_attached_input_sections): New
5925 (Output_section::set_must_sort_attached_input_sections): New
5927 (class Output_section): Declare Input_section_sort_entry. Define
5928 Input_section_sort_compare. Declare
5929 sort_attached_input_sections. Add new fields:
5930 may_sort_attached_input_sections_,
5931 must_sort_attached_input_sections_,
5932 attached_input_sections_are_sorted_.
5933 * output.cc (Output_section::Output_section): Initialize new
5935 (Output_section::add_input_section): Add an entry to
5936 input_sections_ if may_sort or must_sort are true.
5937 (Output_section::set_final_data_size): Call
5938 sort_attached_input_sections if necessary.
5939 (Output_section::Input_section_sort_entry): Define new class.
5940 (Output_section::Input_section_sort_compare::operator()): New
5942 (Output_section::sort_attached_input_sections): New function.
5943 * configure.ac: Check whether the compiler supports constructor
5944 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5945 * testsuite/initpri1.c: New file.
5946 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5947 CONSTRUCTOR_PRIORITY.
5948 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5949 (initpri1_LDFLAGS): New variable.
5950 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5952 2008-03-27 Ian Lance Taylor <iant@google.com>
5954 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5955 * testsuite/common_test_1.c: New file.
5956 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5957 (common_test_1_SOURCES): New variable.
5958 (common_test_1_DEPENDENCIES): New variable.
5959 (common_test_1_LDFLAGS): New variable.
5961 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5962 and commons_ correctly when NAME/VERSION does not override
5964 * testsuite/ver_test_6.c: New file.
5965 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5966 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5967 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5969 2008-03-26 Ian Lance Taylor <iant@google.com>
5971 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5972 of an undefined symbol from a version script.
5973 * testsuite/Makefile.am (ver_test_5.so): New target.
5974 (ver_test_5.o): New target.
5975 (check_SCRIPTS): Add ver_test_5.sh.
5976 (check_DATA): Add ver_test_5.syms.
5977 (ver_test_5.syms): New target.
5978 * testsuite/ver_test_5.cc: New file.
5979 * testsuite/ver_test_5.script: New file.
5980 * testsuite/ver_test_5.sh: New file.
5981 * Makefile.in, testsuite/Makefile.in: Rebuild.
5984 Fix problems building gold with gcc 4.3.0.
5985 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5986 (gold_error_at_location, gold_warning_at_location): Use it.
5987 * configure.ac: Check whether we can compile and use a template
5988 function with a printf attribute.
5989 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5990 when jumping over bytes.
5991 * object.cc: Instantiate Object::read_section_data.
5992 * debug.h: Include <cstring>
5993 * dwarf_reader.cc: Include <algorithm>
5994 * main.cc: Include <cstring>.
5995 * options.cc: Include <cstring>.
5996 * output.cc: Include <cstring>.
5997 * script.cc: Include <cstring>.
5998 * script.h: Include <string>.
5999 * symtab.cc: Include <cstring> and <algorithm>.
6000 * target-select.cc: Include <cstring>.
6001 * version.cc: Include <string>.
6002 * testsuite/testmain.cc: Include <cstdlib>.
6003 * configure, config.in: Rebuild.
6005 2008-03-25 Ian Lance Taylor <iant@google.com>
6007 * options.cc: Include "../bfd/bfdver.h".
6008 (options::help): Print bug reporting address.
6010 * version.cc (print_version): Adjust output for current value of
6015 * options.cc (options::help): Print list of supported targets.
6016 * target-select.h: Include <vector>.
6017 (class Target_selector): Make machine_, size_, and is_big_endian_
6018 fields const. Add bfd_name_ and instantiated_target_ fields.
6019 (Target_selector::Target_selector): Add bfd_name parameter.
6020 (Target_selector::recognize): Make non-virtual, call
6022 (Target_selector::recognize_by_name): Make non-virtual, call
6023 do_recognize_by_name.
6024 (Target_selector::supported_names): New function.
6025 (Target_selector::bfd_name): New function.
6026 (Target_selector::do_instantiate_target): New pure virtual
6028 (Target_selector::do_recognize): New virtual function.
6029 (Target_selector::do_recognize_by_name): New virtual function.
6030 (Target_selector::instantiate_target): New private function.
6031 (supported_target_names): Declare.
6032 * target-select.cc (Target_selector::Target_selector): Update for
6033 new parameter and fields.
6034 (select_target_by_name): Check that the name matches before
6035 calling recognize_by_name.
6036 (supported_target_names): New function.
6037 * i386.cc (class Target_selector_i386): Update Target_selector
6038 constructor call. Remove recognize and recognize_by_name. Add
6039 do_instantiate_target.
6040 * x86_64.cc (class Target_selector_x86_64): Likewise.
6041 * testsuite/testfile.cc (class Target_selector_test): Update for
6042 changes to Target_selector.
6044 * README: Rewrite, with some notes on unsupported features.
6046 2008-03-24 Cary Coutant <ccoutant@google.com>
6048 * i386.cc (Target_i386::Got_type): New enum declaration.
6049 (Target_i386::Scan::local): Updated callers of Output_data_got
6051 (Target_i386::Scan::global): Likewise.
6052 (Target_i386::Relocate::relocate): Likewise.
6053 (Target_i386::Relocate::relocate_tls): Likewise.
6054 * object.h (Got_offset_list): New class.
6055 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6056 (Sized_relobj::local_got_offset): Likewise.
6057 (Sized_relobj::set_local_got_offset): Likewise.
6058 (Sized_relobj::local_has_tls_got_offset): Removed.
6059 (Sized_relobj::local_tls_got_offset): Removed.
6060 (Sized_relobj::set_local_tls_got_offset): Removed.
6061 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6062 * output.cc (Output_data_got::add_global): Added got_type parameter.
6063 (Output_data_got::add_global_with_rel): Likewise.
6064 (Output_data_got::add_global_with_rela): Likewise.
6065 (Output_data_got::add_global_pair_with_rel): New function.
6066 (Output_data_got::add_global_pair_with_rela): New function.
6067 (Output_data_got::add_local): Added got_type parameter.
6068 (Output_data_got::add_local_with_rel): Likewise.
6069 (Output_data_got::add_local_with_rela): Likewise.
6070 (Output_data_got::add_local_pair_with_rel): New function.
6071 (Output_data_got::add_local_pair_with_rela): New function.
6072 (Output_data_got::add_global_tls): Removed.
6073 (Output_data_got::add_global_tls_with_rel): Removed.
6074 (Output_data_got::add_global_tls_with_rela): Removed.
6075 (Output_data_got::add_local_tls): Removed.
6076 (Output_data_got::add_local_tls_with_rel): Removed.
6077 (Output_data_got::add_local_tls_with_rela): Removed.
6078 * output.h (Output_data_got::add_global): Added got_type parameter.
6079 (Output_data_got::add_global_with_rel): Likewise.
6080 (Output_data_got::add_global_with_rela): Likewise.
6081 (Output_data_got::add_global_pair_with_rel): New function.
6082 (Output_data_got::add_global_pair_with_rela): New function.
6083 (Output_data_got::add_local): Added got_type parameter.
6084 (Output_data_got::add_local_with_rel): Likewise.
6085 (Output_data_got::add_local_with_rela): Likewise.
6086 (Output_data_got::add_local_pair_with_rel): New function.
6087 (Output_data_got::add_local_pair_with_rela): New function.
6088 (Output_data_got::add_global_tls): Removed.
6089 (Output_data_got::add_global_tls_with_rel): Removed.
6090 (Output_data_got::add_global_tls_with_rela): Removed.
6091 (Output_data_got::add_local_tls): Removed.
6092 (Output_data_got::add_local_tls_with_rel): Removed.
6093 (Output_data_got::add_local_tls_with_rela): Removed.
6094 * resolve.cc (Symbol::override_base_with_special): Removed
6095 reference to has_got_offset_ field.
6096 * symtab.cc (Symbol::init_fields): Replaced initialization
6097 of got_offset_ with got_offsets_. Removed initialization
6099 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6100 (Symbol::got_offset): Likewise.
6101 (Symbol::set_got_offset): Likewise.
6102 (Symbol::has_tls_got_offset): Removed.
6103 (Symbol::tls_got_offset): Removed.
6104 (Symbol::set_tls_got_offset): Removed.
6105 (Symbol::got_offset_): Removed.
6106 (Symbol::tls_mod_got_offset_): Removed.
6107 (Symbol::tls_pair_got_offset_): Removed.
6108 (Symbol::got_offsets_): New field.
6109 (Symbol::has_got_offset): Removed.
6110 (Symbol::has_tls_mod_got_offset): Removed.
6111 (Symbol::has_tls_pair_got_offset): Removed.
6112 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6113 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6115 (Target_x86_64::Scan::global): Likewise.
6116 (Target_x86_64::Relocate::relocate): Likewise.
6117 (Target_x86_64::Relocate::relocate_tls): Likewise.
6119 2008-03-25 Ben Elliston <bje@au.ibm.com>
6121 * yyscript.y: Fix spelling error in comment.
6123 2008-03-24 Ian Lance Taylor <iant@google.com>
6125 * options.h (class General_options): Define build_id option.
6126 * layout.h (class Layout): Declare write_build_id, create_note,
6127 create_build_id. Add build_id_note_ member.
6128 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6129 "libiberty.h", "md5.h", "sha1.h".
6130 (Layout::Layout): Initialize eh_frame_data_,
6131 eh_frame_hdr_section_, and build_id_note_.
6132 (Layout::finalize): Call create_build_id.
6133 (Layout::create_note): New function, broken out of
6134 Layout::create_gold_note.
6135 (Layout::create_gold_note): Call create_note.
6136 (Layout::create_build_id): New function.
6137 (Layout::write_build_id): New function.
6138 (Close_task_runner::run): Call write_build_id.
6140 * x86_64.cc: Correct license to GPLv3.
6142 2008-03-23 Ian Lance Taylor <iant@google.com>
6144 * options.cc: Include "demangle.h".
6145 (parse_optional_string): New function.
6146 (parse_long_option): Handle takes_optional_argument.
6147 (parse_short_option): Update dash_z initializer. Handle
6148 takes_optional_argument.
6149 (General_options::General_options): Initialize do_demangle_.
6150 (General_options::finalize): Set do_demangle_. Handle demangling
6152 * options.h (parse_optional_string): Declare.
6153 (struct One_option): Add optional_arg field. Update constructor.
6154 Update call constructor calls. Add takes_optional_argument
6156 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6157 (DEFINE_optional_string): Define.
6158 (General_options::demangle): Change from DEFINE_bool to
6159 DEFINE_optional_string.
6160 (General_options::no_demangle): New function.
6161 (General_options::do_demangle): New function.
6162 (General_options::set_do_demangle): New function.
6163 (General_options::execstack_status_): Move definition to end of
6165 (General_options::static_): Likewise.
6166 (General_options::do_demangle_): New field.
6167 * object.cc (big_endian>::get_symbol_location_info): Call
6168 Options::do_demangle, not Options::demangle.
6169 * symtab.cc (demangle): Likewise.
6171 2008-03-22 Ian Lance Taylor <iant@google.com>
6173 * gold.h: Include <cstddef> and <sys/types.h>
6174 * options.h: Include <cstring>.
6176 2008-03-21 Ian Lance Taylor <iant@google.com>
6178 * Added source code to GNU binutils.