1 2010-01-08 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
4 prev_data_size_ and prev_addralign_. Remove initializer for
5 deleted data member has_been_changed_.
6 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
7 to determine if the table is empty.
8 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
10 (Stub_table::add_reloc_stub): Define method in class definition
11 instead of just declaring it there.
12 (Stub_table::add_cortex_a8_stub): New method definition.
13 (Stub_table::update_data_size_and_addralign): Ditto.
14 (Stub_table::finalize_stubs): Ditto.
15 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
16 (Stub_table::do_addralign_): Return address alignment in the
17 (Stub_table::do_reset_address_and_file_offset): Define method in
18 class definition instead of declaring it there. Set current data
19 size to be the data size of the previous pass.
20 (Stub_table::set_final_data_size): Use current data size as the
22 (Stub_table::relocate_stub): Change parameter type of stub from
23 Reloc_stub pointer to Stub pointer.
24 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
25 (Stub_table::Cortex_a8_stub_list): New typedef.
26 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
27 Stub_table::prev_addralign_): New data member.
28 (Arm_relobj::Arm_relobj): Initialize data member
29 section_has_cortex_a8_workaround_.
30 (Arm_relobj::section_has_cortex_a8_workaround,
31 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
33 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
35 (Target_arm::relocate_stub): Change parameter type of stub from
36 Reloc_stub pointer to Stub pointer.
37 (Insn_template::size, Insn_template::alignment): Handle
39 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
40 Stub_table::update_data_size_and_addralign,
41 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
43 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
44 (Stub_table::do_write): Ditto.
45 (Target_arm::do_relax): Adjust code for changes in Stub_table.
47 2010-01-08 Ian Lance Taylor <iant@google.com>
50 * symtab.h (class Symbol): Remove fields is_target_special_ and
51 has_plt_offset_. Add field is_defined_in_discarded_section_.
52 (Symbol::is_defined_in_discarded_section): New function.
53 (Symbol::set_is_defined_in_discarded_section): New function.
54 (Symbol::has_plt_offset): Rewrite.
55 (Symbol::set_plt_offset): Verify that new offset is not -1U.
56 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
57 Don't initialize is_target_special_ or has_plt_offset_.
58 Initialize is_defined_in_discarded_section_.
59 (Symbol_table::add_from_relobj): If appropriate, set
60 is_defined_in_discarded_section.
61 * resolve.cc (Symbol::override_base_with_special): Don't test
62 is_target_special_. Change has_plt_offset_ to has_plt_offset().
63 * target-reloc.h (relocate_section): Do special handling for
64 symbols defined in discarded sections for global symbols as well
67 2010-01-08 Ian Lance Taylor <iant@google.com>
69 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
72 2010-01-08 Ian Lance Taylor <iant@google.com>
74 * object.cc (Sized_relobj::do_layout): Don't get confused if
75 layout_eh_frame returns NULL.
77 2010-01-08 Ian Lance Taylor <iant@google.com>
80 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
81 dynamic symbol table, use the normal symbol table.
82 (Sized_dynobj::do_read_symbols): Remove assertion about type of
85 2010-01-08 Ian Lance Taylor <iant@google.com>
88 * layout.cc (Layout::include_section): Remove .gnu_debuglink
91 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
93 * version.cc (print_version): Change to "Copyright 2010".
95 2010-01-08 Ian Lance Taylor <iant@google.com>
99 * i386.cc (class Target_i386): Change return type of plt_section
101 (class Output_data_plt_i386): Add tls_desc_rel_ field.
102 (Output_data_plt_i386::Output_data_plt_i386): Initialize
104 (Output_data_plt_i386::rel_tls_desc): New function.
105 (Target_i386::rel_tls_desc_section): New function.
106 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
107 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
108 R_386_TLS_DESC reloc in rel_tls_desc_section.
109 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
110 Define struct Tlsdesc_info.
111 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
112 (Target_x86_64::do_reloc_symbol_index): New function.
113 (Target_x86_64::add_tlsdesc_info): New function.
114 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
115 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
117 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
119 (Output_data_plt_x86_64::rela_tlsdesc): New function.
120 (Target_x86_64::rela_tlsdesc_section): New function.
121 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
123 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
124 (Target_x86_64::do_reloc_addend): New function.
125 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
126 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
127 declarations. Define TARGET_CODE. Add arg field to u1_ union.
128 (Output_reloc::type): New function.
129 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
130 (Output_reloc::is_target_specific): New function.
131 (Output_reloc::target_arg): New function.
132 (class Output_reloc) [SHT_RELA]: Add four new constructors for
133 absolute relocs and target specific relocs.
134 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
136 (class Output_data_reloc) [SHT_RELA]: Likewise.
137 * output.cc (Output_reloc::Output_reloc): Add four new versions
138 for absolute relocs and target specific relocs.
139 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
140 (Output_reloc::get_symbol_index): Likewise.
141 (Output_reloc::local_section_offset): Check that local_sym_index_
142 is not TARGET_CODE or 0.
143 (Output_reloc::symbol_value): Likewise.
144 (Output_reloc::write) [SHT_RELA]: Call target for target specific
146 * target.h (class Target): Add reloc_symbol_index and reloc_addend
147 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
149 * layout.cc (add_target_dynamic_tags): Use output section for
150 DT_PLTRELSZ and DT_JMPREL.
152 2010-01-07 Ian Lance Taylor <iant@google.com>
155 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
157 (class Output_data_reloc_generic): Define.
158 (class Output_data_reloc_base): Change base class to
159 Output_data_reloc_generic. Change add() method to call
160 bump_relative_reloc_count for a relative reloc. Remove
162 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
164 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
165 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
167 * layout.h (class Layout): Update declaration.
169 2010-01-07 Ian Lance Taylor <iant@google.com>
171 * output.h (class Output_data): Add const version of
172 output_section and do_output_section.
173 (class Output_section_data): Add const version of
175 (class Output_section): Likewise.
176 * layout.cc (Layout::add_target_dynamic_tags): New function.
177 * layout.h (class Layout): Update declarations.
178 * arm.cc (Target_arm::do_finalize_sections): Use
179 add_target_dynamic_tags.
180 * i386.cc (Target_i386::do_finalize_sections): Likewise.
181 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
182 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
183 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
185 2010-01-07 Ian Lance Taylor <iant@google.com>
188 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
191 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
192 Ian Lance Taylor <iant@google.com>
195 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
196 Xindex::read_symtab_xindex.
198 2010-01-07 Doug Kwan <dougkwan@google.com>
200 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
201 (Insn_template::thumb16_bcond_insn): New method declaration.
202 (Insn_template): Fix spelling.
203 (Stub::thumb16_special): New method declaration.
204 (Stub::do_write): Define virtual method which was previously pure
206 (Stub::do_thumb16_special): New method declaration.
207 (Stub::do_fixed_endian_write): New template member.
208 (Reloc_stub::do_write): Remove.
209 (Reloc_stub::do_fixed_endian_write): Remove.
210 (Cortex_a8_stub): New class definition.
211 (Stub_factory::make_cortex_a8_stub): New method definition.
212 (Stub_factory::Stub_factory): Add missing static storage class
213 qualifier for elf32_arm_stub_a8_veneer_blx.
215 2010-01-07 Ian Lance Taylor <iant@google.com>
218 * options.h (class General_options): Add --warn-unresolved-symbols
219 and --error-unresolved-symbols.
220 * errors.cc (Errors::undefined_symbol): Implement
221 --warn-unresolved-symbols.
223 * options.h (class General_options): Add -z text and -z textoff.
224 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
226 2010-01-06 Sriraman Tallam <tmsriram@google.com>
228 * gc.h (Garbage_collection::Cident_section_map): New typedef.
229 (Garbage_collection::cident_sections): New function.
230 (Garbage_collection::add_cident_section): New function.
231 (Garbage_collection::cident_sections_): New member.
232 (gc_process_relocs): Add references to sections whose names are C
234 * gold.h (cident_section_start_prefix): New constant.
235 (cident_section_stop_prefix): New constant.
236 (is_cident): New function.
237 * layout.cc (Layout::define_section_symbols): Replace string constants
238 with the newly defined constants.
239 * object.cc (Sized_relobj::do_layout): Track sections whose names are
241 * testsuite/Makefile.am: Add gc_orphan_section_test.
242 * testsuite/Makefile.in: Regenerate.
243 * testsuite/gc_orphan_section_test.cc: New file.
244 * testsuite/gc_orphan_section_test.sh: New file.
246 2010-01-06 Ian Lance Taylor <iant@google.com>
249 * options.h (class General_options): Add --warn-shared-textrel.
250 * layout.cc (Layout::finish_dynamic_section): Implement
251 --warn-shared-textrel.
254 * options.h (class General_options): Add --warn-multiple-gp.
256 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
258 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
259 $(THREADSLIB) and $(LIBDL).
260 * Makefile.in: Rebuild.
262 2010-01-06 Ian Lance Taylor <iant@google.com>
265 * options.cc (General_options::parse_section_start): New function.
266 (General_options::section_start): New function.
267 (General_options::General_options): Initialize all members.
268 * options.h: Include <map>
269 (class General_options): Add --section-start. Add section_starts_
271 * layout.cc (Layout::attach_allocated_section_to_segment): If
272 --section-start was used, set the address of the segment. Remove
274 (Layout::relaxation_loop_body): If the address of the load segment
275 has been set by --section-start, don't use it.
276 * output.h (Output_segment::update_flags_for_output_section): New
278 * output.cc (Output_segment::add_output_section): Call
279 update_flags_for_output_section.
281 2010-01-05 Ian Lance Taylor <iant@google.com>
284 * options.h (class General_options): Add --undefined-version.
285 * script.cc (struct Version_expression): Add was_matched_by_symbol
287 (Version_script_info::matched_symbol): New function.
288 (Version_script_info::get_symbol_version_helper): Call
290 (Version_script_info::check_unmatched_names): New function.
291 * script.h (class Version_script_info): Update declarations.
292 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
294 * options.h (class General_options): Use DEFINE_bool_alias for
295 allow_multiple_definition.
296 * resolve.cc (Symbol_table::should_override): Don't test
297 allow_multiple_definition.
300 * options.h (class General_options): Add --cref.
301 * main.cc (main): Print cref table if --cref. Don't close mapfile
302 until after printing cref table.
303 * cref.cc: Include "symtab.h".
304 (class Cref_inputs): Define Cref_table_compare and Cref_table.
305 (Cref_table_compare::operator()): New function.
306 (Cref_inputs::gather_cref): New function.
307 (filecol): New static const.
308 (Cref_inputs::print_cref): New function.
309 (Cref::print_cref): New function.
310 * cref.h: Include <cstdio>.
311 (class Cref): Update declarations.
312 * mapfile.h (Mapfile::file): New function.
313 * object.h (class Object): Define Symbols. Declare virtual
314 do_get_global_symbols.
315 (Object::get_global_symbols): New function.
316 * object.cc (Input_objects::add_object): Pass object to cref_ if
318 (Input_objects::archive_start): Likewise.
319 (Input_objects::archive_stop): Likewise.
320 (Input_objects::print_cref): New function.
321 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
322 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
324 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
326 * plugin.h (class Sized_pluginobj): Update declarations.
328 2010-01-05 Ian Lance Taylor <iant@google.com>
330 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
331 to is_default_version. Rename insdef to insdefault.
332 (Symbol_table::add_from_relobj): Rename def to is_default_version
333 and local to is_forced_local.
334 (Symbol_table::add_from_pluginobj): Likewise.
335 (Symbol_table::add_from_dynobj): Likewise.
336 (Symbol_table::define_special_symbol): Rename insdef to
339 2010-01-04 Ian Lance Taylor <iant@google.com>
342 * options.h (class General_options): Add
343 --allow-multiple-definition and -z muldefs.
344 * resolve.cc (Symbol_table::should_override): Don't warn about a
345 multiple symbol definition if --allow-multiple-definition or -z
349 * options.h (class General_options): Add --add-needed and
350 --copy-dt-needed-entries. Tweak --as-needed help entry.
351 * object.cc (Input_objects::check_dynamic_dependencies): Give an
352 error if --copy-dt-needed-entries aka --add-needed is used and
353 would cause a change in behaviour.
356 * options.h (class General_options): Add -G as a short version of
357 --shared. Add no-op options -assert, -g, and -i.
359 2010-01-04 Sriraman Tallam <tmsriram@google.com>
361 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
362 check for .text or .gnu.linkonce.t sections.
363 * icf.cc (Icf::find_identical_sections): Ditto.
364 Change the detection for mangled function name within the section
366 * icf.h (is_section_foldable_candidate): New function.
368 2009-12-30 Ian Lance Taylor <iant@google.com>
371 * options.h (class General_options): Permit two dashes with
372 --retain-symbols-file.
374 2009-12-30 Ian Lance Taylor <iant@google.com>
377 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
378 don't put the file header and segment headers in the text
382 * common.cc (Sort_commons::operator()): Stabilize sort when both
384 (Symbol_table::do_allocate_commons_list): When allocating common
385 symbols, skip a symbol which is no longer common.
386 * symtab.h (Symbol::is_common): Test whether the symbol comes from
387 an object before checking its type.
388 * testsuite/common_test_2.c: New file.
389 * testsuite/common_test_3.c: New file.
390 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
391 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
392 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
393 (common_test_2_pic.o, common_test_2.so): New targets.
394 (common_test_3_pic.o, common_test_3.so): New targets.
395 * testsuite/Makefile.in: Rebuild.
398 * script.cc (read_input_script): If we see a new SECTIONS clause,
399 and we have added an input section, give an error.
400 * layout.h (class Layout): Add have_added_input_section function.
401 Add have_added_input_section_ field.
402 * layout.cc (Layout::Layout): Initialize
403 have_added_input_section_.
404 (Layout::layout): Set have_added_input_section_.
405 (Layout::layout_eh_frame): Likewise.
407 2009-12-30 Ian Lance Taylor <iant@google.com>
410 * options.h (class General_options): Add --sort-common option.
411 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
412 * common.cc (Sort_common): Add sort_order parameter to
413 constructor. Add sort_order_ field.
414 (Sort_commons::operator): Check sort_order_.
415 (Symbol_table::allocate_commons): Determine the sort order.
416 (Symbol_table::do_allocate_commons): Add sort_order parameter.
418 (Symbol_table::do_allocate_commons_list): Likewise.
420 2009-12-30 Ian Lance Taylor <iant@google.com>
423 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
424 symbols from this object, don't change the visibility of an
426 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
428 2009-12-30 Ian Lance Taylor <iant@google.com>
431 * script.h (class Version_script_info): Define Language enum.
432 Update declarations. Define Glob, Exact, and Lookup types. Add
433 new fields globals_, locals_, and is_finalized_.
434 * script.cc: Various formatting fixes.
435 (class Parser_closure): Change language_stack_ from a vector of
436 std::string to one of Version_script_info::Language. Adjust all
438 (class Lazy_demangler): Remove.
439 (struct Version_expression): Change language from std::string to
440 Version_script_info::Language.
441 (Version_script_info::Version_script_info): New function.
442 (Version_script_info::~Version_script_info): Don't call clear.
443 (Version_script_info::finalize): New function.
444 (Version_script_info::build_lookup_tables): New function.
445 (Version_script_info::build_expression_list_lookup): New
447 (Version_script_info::get_symbol_version_helper): Rewrite to use
449 (Version_script_info::print_expression_list): Adjust to use
450 Version_script_info::Language.
451 (script_push_lex_into_version_mode): Check that the version script
452 has not been finalized.
453 (version_script_push_lang): Change language string to
454 Version_script_info::Language.
455 * options.cc (Command_line::version_script): New function.
456 * options.h (class General_options): Add finalize_dynamic_list
457 function. Change version_script from declaration to definition.
458 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
459 * testsuite/version_script.map: Remove duplicate def of foo.
460 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
462 * testsuite/Makefile.in: Rebuild.
464 2009-12-30 Ian Lance Taylor <iant@google.com>
467 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
468 if the input symbol index is 0, make the output symbol index 0.
470 2009-12-30 Ian Lance Taylor <iant@google.com>
473 * options.h (class General_options): Add -x/--discard-all.
474 * object.cc (Sized_relobj::do_count_local_symbols): Handle
475 --discard-all. If the local symbol needs a dynamic entry, check
476 that before handling --discard-locals.
478 2009-12-30 Ian Lance Taylor <iant@google.com>
481 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
483 (Output_segment::add_output_section): Don't change the flags if
487 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
488 GNU hash table if they need a dynamic value. Otherwise, don't add
489 them if they are defined in a dynamic object or are forced local.
491 2009-12-29 Ian Lance Taylor <iant@google.com>
494 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
495 .gnu.hash table for a 32-bit target.
498 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
499 regular and a dynamic object only needs a dynamic symbol table
500 entry if it is externally visible.
503 * i386.cc (class Target_i386): Initialize global_offset_table_ in
504 constructor. Add global_offset_table_ field.
505 (Target_i386::got_section): Set global_offset_table_.
506 (Target_i386::do_finalize_sections): Set global_offset_table_
508 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
509 in constructor. Add global_offset_table_ field.
510 (Target_x86_64::got_section): Set global_offset_table_.
511 (Target_x86_64::do_finalize_sections): Set global_offset_table_
514 * layout.cc (Layout::Layout): Initialize increase_relro_.
515 (Layout::get_output_section): Add is_relro, is_last_relro, and
516 is_first_non_relro parameters. Change all callers.
517 (Layout::choose_output_section): Likewise.
518 (Layout::add_output_section_data): Likewise.
519 (Layout::make_output_section): Likewise.
520 (Layout::set_segment_offsets): Clear increase_relro when using a
522 * layout.h (class Layout): Add increase_relro method. Add
523 increase_relro_ field. Update declarations.
524 * output.cc (Output_section::Output_section): Initialize
525 is_last_relro_ and is_first_non_relro_.
526 (Output_segment::add_output_section): Group relro sections is
527 do_sort is true. Handle is_last_relro and is_first_non_relro.
528 (Output_segment::maximum_alignment): Remove relro handling.
529 (Output_segment::set_section_addresses): Add increase_relro
530 parameter. Change all callers. Add initial alignment to align
531 relro sections on separate page. Remove old relro handling.
532 (Output_segment::set_section_list_addresses): Remove in_relro
533 parameter. Change all callers.
534 (Output_segment::set_offset): Add increase parameter. Change all
535 callers. Remove old relro handling.
536 * output.h (class Output_section): Add new methods: is_last_relro,
537 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
538 Add is_last_relro_ and is_first_non_relro_ fields.
539 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
540 Create separate .got.plt section. Call increase_relro.
541 * x86_64.cc (Target_x86_64::got_section): Likewise.
542 * testsuite/relro_script_test.t: Add .got.plt.
545 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
546 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
547 (Layout::finalize): Call set_dynamic_symbol_size.
548 (Layout::set_dynamic_symbol_size): New function.
549 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
550 set_dynamic_symbol_size.
553 * output.h (class Output_section): Add is_entsize_zero_ field.
554 * output.cc (Output_section::Output_section): Initialize
556 (Output_section::set_entsize): If two different entsizes are
557 requested, force it to zero.
558 (Output_section::add_input_section): Set flags for .debug_str
559 before updating section flags. Set entsize.
560 (Output_section::update_flags_for_input_section): Set SHF_MERGE
561 and SHF_STRING if all input sections have those flags.
563 2009-12-29 Rafael Espindola <espindola@google.com>
565 * main.cc (main): Fix the sys time reporting.
566 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
569 2009-12-29 Sriraman Tallam <tmsriram@google.com>
571 * options.cc (General_options::parse_version): Allow -v to exit
572 without an error if there is nothing to link.
574 2009-12-29 Ian Lance Taylor <iant@google.com>
576 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
577 using a version of gcc before 4.1.
578 * configure: Rebuild.
580 2009-12-28 Chris Demetriou <cgd@google.com>
582 * attributes.cc (Output_attributes_section_data::do_write): Use
583 std::vector::front rather than std::vector::data.
585 2009-12-28 Ian Lance Taylor <iant@google.com>
587 * symtab.h (class Symbol_table): Add enum Defined.
588 * resolve.cc (Symbol_table::should_override): Add defined
589 parameter. Change all callers. Test whether object is NULL
590 before calling a method on it.
591 (Symbol_table::report_resolve_problem): Add defined parameter.
593 (Symbol_table::should_override_with_special): Likewise.
594 * symtab.cc (Symbol_table::define_in_output_data): Add defined
595 parameter. Change all callers.
596 (Symbol_table::do_define_in_output_data): Likewise.
597 (Symbol_table::define_in_output_segment): Likewise.
598 (Symbol_table::do_define_in_output_segment): Likewise.
599 (Symbol_table::define_as_constant): Likewise.
600 (Symbol_table::do_define_as_constant): Likewise.
601 * script.h (class Symbol_assignment): Add is_defsym parameter to
602 constructor; change all callers.
603 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
604 parameter. Change all callers. Add is_defsym_ field.
605 (class Parser_closure): Add parsing_defsym parameter to
606 constructor; change all callers. Add parsing_defsym accessor
607 function. Add parsing_defsym_ field.
609 2009-12-28 Ian Lance Taylor <iant@google.com>
611 * gold.cc (queue_middle_tasks): Fix formatting.
612 * object.cc (Relobj::is_section_name_included): Likewise.
614 2009-12-23 Ian Lance Taylor <iant@google.com>
616 * i386.cc (Target_i386::do_calls_non_split): Recognize
617 -fsplit-stack prologue for a function with a static chain.
618 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
619 -fsplit-stack prologue when using %r11.
621 2009-12-21 Sriraman Tallam <tmsriram@google.com>
623 * options.cc (General_options::parse_version): Make -v continue and do
624 the link like GNU ld does.
626 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
628 * Makefile.am (CCFILES): Add timer.cc.
629 (HFILES): Add timer.h.
630 * configure.ac: Check for sysconf and times.
631 * main.cc: include timer.h.
632 (main): Use Timer instead of get_run_time.
635 * workqueue.cc: include timer.h.
636 (Workqueue::find_and_run_task):
637 Report user, sys and wall time.
638 * Makefile.in: Regenerate.
639 * config.in: Regenerate.
640 * configure: Regenerate.
642 2009-12-16 Doug Kwan <dougkwan@google.com>
644 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
646 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
647 relaxed input sections.
648 * output.cc (Output_section::find_relaxed_input_section): Change
649 return type to Output_relaxed_input_section pointer. Adjust code
650 for new type of relaxed_input_section_map_.
651 * output.h (Output_section::find_relaxed_input_section): Change
652 return type to Output_relaxed_input_section pointer.
653 (Output_section::Output_relaxed_input_section_by_input_section_map):
655 (Output_section::relaxed_input_section_map_): Change type to
656 Output_section::Output_relaxed_input_section_by_input_section_map.
657 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
660 2009-12-15 Ian Lance Taylor <iant@google.com>
662 * layout.cc (Layout::create_shstrtab): Only write out after input
663 sections if we are compressing debug sections.
665 2009-12-15 Ian Lance Taylor <iant@google.com>
667 * archive.cc (Archive::add_symbols): Only look up a symbol without
668 a version if there is, in fact, a version.
670 2009-12-14 Ian Lance Taylor <iant@google.com>
672 Revert -Wshadow changes, all changes from:
673 2009-12-11 Doug Kwan <dougkwan@google.com>
674 2009-12-11 Nick Clifton <nickc@redhat.com>
675 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
677 2009-12-11 Doug Kwan <dougkwan@google.com>
679 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
681 * attributes.cc (Object_attribute::size): Ditto.
682 (Attributes_section_data::size): Ditto.
683 (Attributes_section_data::Attributes_section_data): Ditto.
684 (Output_attributes_section_data::do_write): Ditto.
685 * attributes.h (Object_attribute::set_type): Ditto.
686 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
688 2009-12-11 Nick Clifton <nickc@redhat.com>
690 * archive.cc: Fix shadowed variable warnings.
692 * compressed_output.cc: Likewise.
693 * compressed_output.h: Likewise.
694 * configure: Likewise.
695 * dwarf_reader.cc: Likewise.
696 * dynobj.cc: Likewise.
697 * dynobj.h: Likewise.
698 * ehframe.cc: Likewise.
699 * ehframe.h: Likewise.
700 * errors.cc: Likewise.
701 * expression.cc: Likewise.
702 * fileread.cc: Likewise.
703 * fileread.h: Likewise.
704 * freebsd.h: Likewise.
707 * incremental.h: Likewise.
708 * layout.cc: Likewise.
709 * layout.h: Likewise.
710 * mapfile.cc: Likewise.
711 * merge.cc: Likewise.
713 * object.cc: Likewise.
714 * object.h: Likewise.
715 * options.h: Likewise.
716 * output.cc: Likewise.
717 * output.h: Likewise.
718 * parameters.cc: Likewise.
719 * plugin.cc: Likewise.
720 * powerpc.cc: Likewise.
721 * reduced_debug_output.cc: Likewise.
722 * reduced_debug_output.h: Likewise.
723 * reloc.cc: Likewise.
725 * resolve.cc: Likewise.
726 * script-sections.cc: Likewise.
727 * script.cc: Likewise.
728 * script.h: Likewise.
729 * sparc.cc: Likewise.
730 * symtab.cc: Likewise.
731 * symtab.h: Likewise.
732 * target-select.cc: Likewise.
733 * target-select.h: Likewise.
735 * workqueue.cc: Likewise.
736 * workqueue.h: Likewise.
737 * x86_64.cc: Likewise.
739 2009-12-10 Doug Kwan <dougkwan@google.com>
741 * arm.cc (attributes.h): New include.
742 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
743 (Arm_relobj::~Arm_relobj): Delete object pointed by
744 attributes_section_data_.
745 (Arm_relobj::attributes_section_data): New method definition.
746 (Arm_relobj::attributes_section_data_): New data member declaration.
747 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
748 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
749 attributes_section_data_.
750 (Arm_dynobj::attributes_section_data): New method definition.
751 (Arm_dynobj::attributes_section_data_): New data member declaration.
752 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
753 initialization value of may_use_blx_ to false.
754 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
755 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
756 object attributes to compute results instead of hard-coding.
757 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
758 Target_arm::get_secondary_compatible_arch,
759 Target_arm::set_secondary_compatible_arch
760 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
761 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
762 New method declarations.
763 (Target_arm::get_aeabi_object_attribute): New method definition.
764 (Target_arm::attributes_section_data_): New data member declaration.
765 (read_arm_attributes_section): New template definition.
766 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
767 (Arm_dynobj::do_read_symbols): Ditto.
768 (Target_arm::do_finalize_sections): Merge attributes sections from
769 input. Check for BLX use after attributes section merging.
770 Fix __exidx_start and __exidx_end visibility. Create an
771 .ARM.attributes section if necessary.
772 (Target_arm::get_secondary_compatible_arch,
773 Target_arm::set_secondary_compatible_arch,
774 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
775 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
776 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
777 New method definitions.
779 2009-12-09 Ian Lance Taylor <iant@google.com>
781 * plugin.cc (Plugin::load): Don't cast from void* to a function
784 2009-12-09 Ian Lance Taylor <iant@google.com>
786 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
789 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
791 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
792 Replace two_file_shared_1.so with two_file_shared_2.so.
793 * testsuite/Makefile.in: Regenerated.
795 2009-12-08 Doug Kwan <dougkwan@google.com>
797 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
798 (HFILES): Add attributes.h and int_encoding.h.
799 * Makefile.in: Regenerate.
800 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
801 function definitions to int_encoding.cc
802 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
803 prototypes to int_encoding.h
804 * reduced_debug_output.cc (int_encoding.h): New include.
805 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
806 function definitions to int_encoding.cc
807 (insert_into_vector, read_from_pointer): Move template definitions to
809 * attributes.cc: New file.
810 * attributes.h: New file.
811 * int_encoding.cc: New file.
812 * int_encoding.h: New file.
814 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
817 * incremental-dump.cc (dump_incremental_inputs): New.
818 (main): Use dump_incremental_inputs.
820 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
823 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
824 checking elfcpp::STT_FUNC.
825 (Target_i386::Relocate::relocate): Likewise.
826 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
828 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
829 symbols from shared libraries into normal FUNC symbols.
831 * symtab.h (Symbol): Add is_func and use it.
833 2009-12-05 Doug Kwan <dougkwan@google.com>
835 * arm.cc (Target_arm::arm_info): Initialize new fields
836 attributes_section and attributes_vendor.
837 * i386.cc (Target_i386::i386_info): Same.
838 * object.cc (Sized_relobj::do_layout): Skip attribute section.
839 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
840 fields attributes_section and attributes_vendor.
841 * sparc.cc (Target_sparc::sparc_info): Same.
842 * target.h (Target::attributes_section, Target::attributes_vendor,
843 Target::is_attributes_section, Target::attribute_arg_type,
844 Target::attributes_order): New method definitions.
845 (Target::Target_info::attributes_section,
846 Target::Target_info::attributes_vendor): New fields.
847 (Target::do_attribute_arg_type, Target::do_attributes_order): New
848 virtual method definitions.
849 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
850 attributes_section and attributes_vendor.
851 * testsuite/testfile.cc (Target_test::test_target_info): Same.
853 2009-12-05 Doug Kwan <dougkwan@google.com>
855 * arm.cc: Update comments about interworking and stub generation.
856 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
857 considered as non-PIC.
858 (Arm_relocate_functions::base_abs): Fix formatting.
859 (Arm_relocate_functions::got_prel): Fix comment. Change interface
860 of function to use GOT entry address instead of offset.
861 (Target_arm::Scan::global): Issue an error if a symbol would need a
862 PLT does not get one because it is untyped. Remove code to create
863 dynamic symbols for relative branches.
864 (Target_arm::Relocate::relocate: Use 0 instead of false since function
865 takes unsigned integer instead of boolean.
867 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
869 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
870 (two_file_test_LDADD): Likewise.
871 (common_test_1_LDADD): Likewise.
872 (exception_test_LDADD) Likewise.
873 (weak_test_LDADD): Likewise.
874 (many_sections_test_LDADD): Likewise.
875 (initpri1_LDADD): Likewise.
876 (script_test_1_LDADD): Likewise.
877 (script_test_2_LDADD): Likewise.
878 (justsyms_LDADD): Likewise.
879 (binary_test_LDADD): Likewise.
880 (large_LDADD): Likewise.
881 * testsuite/Makefile.in: Regenerated.
883 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
885 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
886 (Symbol_table::override_with_special): Likewise.
887 (Symbol_table::add_from_object): Likewise.
889 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
891 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
892 Don't set the data_offset twice.
894 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
896 * testsuite/Makefile.in: Regenerate.
898 2009-12-03 Doug Kwan <dougkwan@google.com>
900 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
901 (Target_arm::do_finalize_sections): Add parameter for symbol table
902 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
903 * i386.cc (Target_i386::do_finalize_sections): Add an additional
904 parameter for symbol table pointer.
905 * layout.cc (Layout::finalize): Call Target::finalize_sections with
906 an additional parameter for a pointer to symbol table.
907 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
908 parameter for a symbol table pointer.
909 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
910 * target.h (Target::finalize_sections, Target::do_finalize_sections):
912 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
913 parameter for a symbol table pointer.
915 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
917 * incremental.cc (Incremental_inputs_header)
918 (Incremental_inputs_header_write, Incremental_inputs_entry)
919 (Incremental_inputs_entry_write): Move ...
920 * incremental.h (Incremental_inputs_header)
921 (Incremental_inputs_header_write, Incremental_inputs_entry)
922 (Incremental_inputs_entry_write): here.
924 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
926 * incremental.cc (make_sized_incremental_binary): Set the target.
927 Error if it is incompatible.
928 * output.h (Output_file): Add filename method.
930 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
932 * incremental.cc (Incremental_inputs_entry): Remove unused argument
933 from the get_* methods.
935 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
937 * incremental-dump.cc (main): Check that the offeset of a script is 0.
938 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
939 Write 0 for the data_offset of scripts.
941 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
943 * testsuite/Makefile.am: Add the incremental_test.sh test.
944 * testsuite/incremental_test.sh: New.
945 * testsuite/incremental_test_1.c: New.
946 * testsuite/incremental_test_2.c: New.
948 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
950 * incremental-dump.cc (main): Fix typos.
952 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
955 * incremental-dump.cc (main): Use llu to print 64 bit values.
957 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
958 H.J. Lu <hongjiu.lu@intel.com>
960 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
962 (incremental_dump_LDADD): Likewise.
963 * Makefile.in: Regenerated.
965 2009-11-25 Doug Kwan <dougkwan@google.com>
969 2009-11-25 Doug Kwan <dougkwan@google.com>
971 * arm.cc (Target_arm::Target_arm): Move method definition
972 outside of class definition. Add code to handle
973 --target1-rel, --target1-abs and --target2= options.
974 (Target_arm::get_reloc_reloc_type): Change method to be
975 non-static and const.
976 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
977 New data member declaration.
978 (Target_arm::Scan::local, Target_arm::Scan::global,
979 Target_arm::Relocate::relocate,
980 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
981 Adjust call to Target_arm::get_real_reloc_type.
982 (Target_arm::get_real_reloc_type): Use command line options
983 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
984 * options.h (--target1-rel, --target1-abs, --target2): New
987 2009-11-25 Doug Kwan <dougkwan@google.com>
989 * arm.cc (Target_arm::Target_arm): Move method definition outside of
990 class definition. Add code to handle --target1-rel, --target1-abs
991 and --target2= options.
992 (Target_arm::get_reloc_reloc_type): Change method to be non-static
994 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
996 (Target_arm::Scan::local, Target_arm::Scan::global,
997 Target_arm::Relocate::relocate,
998 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
999 call to Target_arm::get_real_reloc_type.
1000 (Target_arm::get_real_reloc_type): Use command line options to
1001 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
1002 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
1005 2009-11-25 Doug Kwan <dougkwan@google.com>
1007 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
1008 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
1009 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
1011 (Arm_relocate_functions::thm_call): Replace body with a call to
1012 Arm_relocate_functions::thumb_branch_common.
1013 (Arm_relocate_functions::thm_jump24,
1014 Arm_relocate_functions::thm_xpc22): New method definitions.
1015 (Arm_relocate_functions::thumb_branch_common): New method definition.
1016 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
1018 (Target_arm::Relocate::relocate): Adjust call to thm_call.
1019 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
1021 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1023 * Makefile.am: Build incremental-dump
1024 * Makefile.in: Regenerate.
1025 * incremental-dump.cc: New.
1026 * incremental.cc (Incremental_inputs_header_data,
1027 Incremental_inputs_entry_data): Move to incremental.h
1028 * incremental.h: (Incremental_inputs_header_data,
1029 Incremental_inputs_entry_data): Move from incremental.cc
1031 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1033 * incremental.cc (Incremental_inputs_header,
1034 Incremental_inputs_header_write, Incremental_inputs_entry,
1035 Incremental_inputs_entry_write): Add a typedef with the data type.
1037 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1039 * incremental.cc (Incremental_inputs_header,
1040 Incremental_inputs_header_write, Incremental_inputs_entry,
1041 Incremental_inputs_entry_write): Update comment about which
1042 type has the filed descriptions.
1044 2009-11-15 Doug Kwan <dougkwan@google.com>
1046 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
1047 (Arm_relocate_functions::arm_branch_common): Change method defintion
1048 in class definition to a method declaration and update list of formal
1050 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
1051 Arm_relocation_functions::jump24): Adjust call to
1052 Arm_relocate_functions::arm_branch_common. Update list of formal
1054 (Arm_relocate_functions::xpc25): New method definition.
1055 (Arm_relocate_functions::arm_branch_common): Move method defintion
1056 out from class definition. Use stubs for mode-switching and extending
1058 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
1059 specially. Change code to enable use of stubs in ARM branches.
1061 2009-11-10 Doug Kwan <dougkwan@google.com>
1063 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
1064 in method declaration.
1065 (Target_arm::relocate_stub): New method declaration.
1066 (Target_arm::default_target): Change to return a pointer instead of
1068 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
1069 Target_arm::default_target.
1070 (Arm_Relobj::do_relocate_sections): Remove options paramater in
1072 (Target_arm::relocate_section): Adjust view.
1073 (Target_arm::relocate_stub): New method definition.
1075 2009-11-10 Doug Kwan <dougkwan@google.com>
1077 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
1079 * incremental.cc (open_incremental_binary): Initialized local
1080 variables to avoid warnings.
1081 * object.cc (make_elf_object): Ditto.
1082 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
1085 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
1088 * testsuite/plugin_test.c: Include "config.h".
1090 2009-11-09 Doug Kwan <dougkwan@google.com>
1092 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
1093 (arm_symbol_value): Remove.
1094 (Arm_relocate_functions::arm_branch_common,
1095 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
1096 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
1097 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
1098 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
1099 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
1100 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
1101 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
1102 Arm_relocate_functions::thm_mobw_abs_nc,
1103 Arm_relocate_functions::thm_mov_abs,
1104 Arm_relocate_functions::movw_prel_nc,
1105 Arm_relocate_functions::thm_movt_abs,
1106 Arm_relocate_functions::movt_prel,
1107 Arm_relocate_functions::thm_movw_prel_nc,
1108 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
1109 (Target_arm::Relocate::relocate): Only decompose address into two
1110 parts if relocation type uses the thumb-bit and pass the actual
1111 bit instead of a flag indicating that the thumb-bit is used. Adjust
1112 calls to methods in Arm_relocate_functions for this change.
1114 2009-11-08 Ian Lance Taylor <iant@google.com>
1117 * reloc.cc: Instantiate
1118 Sized_relobj::initialize_input_to_output_maps and
1119 Sized_relobj:free_input_to_output_maps.
1121 2009-11-06 Ian Lance Taylor <iant@google.com>
1124 * defstd.cc (in_segment): Set only_if_ref true for "end".
1126 2009-11-06 Doug Kwan <dougkwan@google.com>
1128 * arm.cc (class Reloc_stub): Correct a comment.
1129 (Target_arm::Target_arm): Initialize arm_input_section_map_.
1130 (Target_arm::scan_section_for_stubs): New method declaration.
1131 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
1132 Change methods from private to protected.
1133 (Target_arm::do_may_relax): New method definition.
1134 (Target_arm::do_relax, Target_arm::group_sections,
1135 Target_arm::scan_reloc_for_stub,
1136 Target_arm::scan_reloc_section_for_stubs): New method declarations.
1137 (Target_arm::arm_input_section_map_): New data member declaration.
1138 (Target_arm::scan_reloc_for_stub,
1139 Target_arm::scan_reloc_section_for_stubs,
1140 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
1141 Target_arm::do_relax): New method definitions.
1143 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
1145 * configure.ac: Check for (struct stat)::st_mtim
1146 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
1147 * config.in: Regenerate.
1148 * configure: Regenerate.
1150 2009-11-05 Ian Lance Taylor <iant@google.com>
1153 * output.cc (Output_segment::add_output_section): Add missing
1156 2009-11-04 Ian Lance Taylor <iant@google.com>
1159 * object.h (class Object): Add is_needed and set_is_needed
1160 methods. Add is_needed_ field. Make bool fields into bitfields.
1161 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
1162 defined in a dynamic object and referenced by a regular object,
1163 set is_needed for the dynamic object.
1164 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
1165 if the file is marked with as_needed and it is not needed.
1167 2009-11-04 Ian Lance Taylor <iant@google.com>
1170 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
1171 tags if data is discarded by linker script.
1172 * i386.cc (Target_i386::do_finalize_sections): Likewise.
1173 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
1174 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
1175 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
1177 2009-11-04 Ian Lance Taylor <iant@google.com>
1179 * layout.cc (Layout::get_output_section): Add is_interp and
1180 is_dynamic_linker_section parameters. Change all callers.
1181 (Layout::choose_output_section): Likewise.
1182 (Layout::make_output_section): Likewise.
1183 (Layout::add_output_section_data): Add is_dynamic_linker_section
1184 parameter. Change all callers.
1185 * layout.h (class Layout): Update declarations.
1186 * output.h (class Output_section): Add is_interp, set_is_interp,
1187 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
1188 Add is_interp_, is_dynamic_linker_section_ fields. Change
1189 generate_code_fills_at_write_ to a bitfield.
1190 * output.cc (Output_section::Output_sections): Initialize new
1192 (Output_segment::add_output_section): Add do_sort parameter.
1195 2009-11-03 Ian Lance Taylor <iant@google.com>
1198 * options.h (class General_options): Add --warn-common.
1199 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
1200 merging two common symbols.
1201 (Symbol_table::should_override): Handle --warn-common when merging
1202 a common symbol with a defined symbol. Use report_resolve_problem
1203 for multiple definitions.
1204 (Symbol_table::report_resolve_problem): New function.
1205 * symtab.h (class Symbol_table): Declare report_resolve_problem.
1207 2009-11-03 Doug Kwan <dougkwan@google.com>
1209 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
1211 (Target_arm::stub_factory): New method definition.
1212 (Target_arm::new_arm_input_section,
1213 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
1214 Target_arm::reloc_uses_thumb_bit): New method declarations.
1215 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
1216 New type definitions.
1217 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
1218 member declarations.
1219 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
1220 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
1221 New method definitions.
1223 2009-11-03 Ian Lance Taylor <iant@google.com>
1225 * options.h (class General_options): Add --warn_constructors.
1227 2009-11-03 Ian Lance Taylor <iant@google.com>
1230 * defstd.cc (in_section): Add entries for __rel_iplt_start,
1231 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
1233 2009-11-03 Ian Lance Taylor <iant@google.com>
1236 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
1237 --msgid-bugs-address.
1238 (install-pdf): New target.
1239 (install-data_yes): Look up one directory to find mkinstalldirs.
1241 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
1243 * po/Make-in (.po.gmo): Don't generate .gmo files in source
1246 2009-10-30 Doug Kwan <dougkwan@google.com>
1248 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
1250 2009-10-30 Doug Kwan <dougkwan@google.com>
1252 * arm.cc (Stub_addend_reader): New struct template definition
1253 and partial specializations.
1254 (Stub_addend_reader::operator()): New method definition for a
1255 partially specialized template.
1257 2009-10-30 Doug Kwan <dougkwan@google.com>
1259 * arm.cc (Arm_relobj::processor_specific_flags): New method
1261 (Arm_relobj::do_read_symbols): New method declaration.
1262 (Arm_relobj::processor_specific_flags_): New data member declaration.
1263 (Arm_dynobj): New class definition.
1264 (Target_arm::do_finalize_sections): Add input_objects parameter.
1265 (Target_arm::do_adjust_elf_header): New method declaration.
1266 (Target_arm::are_eabi_versions_compatible,
1267 (Target_arm::merge_processor_specific_flags): New method declaration.
1268 (Target_arm::do_make_elf_object): New overloaded method definitions
1270 (Arm_relobj::do_read_symbols): New method definition.
1271 (Arm_dynobj::do_read_symbols): Ditto.
1272 (Target_arm::do_finalize_sections): Add input_objects parameters.
1273 Merge processor-specific flags from all input objects.
1274 (Target_arm::are_eabi_versions_compatible,
1275 Target_arm::merge_processor_specific_flags,
1276 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
1277 New method definitions.
1278 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
1279 Input_objects pointer type parameter.
1280 * layout.cc (Layout::finalize): Pass input objects to target's.
1281 finalize_sections function.
1282 * output.cc (Output_file_header::do_sized_write): Set ELF file
1283 header's processor-specific flags.
1284 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
1285 Input_objects pointer type parameter.
1286 * sparc.cc (Target_sparc::do_finalize_sections): Same.
1287 * target.h (Input_objects): New forward class declaration.
1288 (Target::processor_specific_flags,
1289 Target::are_processor_specific_flags_sect): New method definitions.
1290 (Target::finalize_sections): Add input_objects parameter.
1291 (Target::Target): Initialize processor_specific_flags_ and
1292 are_processor_specific_flags_set_.
1293 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
1295 (Target::set_processor_specific_flags): New method definition.
1296 (Target::processor_specific_flags_,
1297 Target::are_processor_specific_flags_set_): New data member
1299 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
1300 Input_objects pointer type parameter.
1302 2009-10-30 Doug Kwan <dougkwan@google.com>
1304 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
1306 2009-10-28 Ian Lance Taylor <iant@google.com>
1308 * object.h (class Relobj): Drop options parameter from
1309 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
1310 do_scan_relocs, do_relocate. Change all callers.
1311 (class Sized_relobj): Drop options parameters from
1312 do_gc_process_relocs, do_scan_relocs, do_relocate,
1313 do_relocate_sections, relocate_sections, emit_relocs_scan,
1314 emit_relocs_scan_reltype. Change all callers.
1315 (struct Relocate_info): Remove options field and all references to
1317 * reloc.h (class Read_relocs): Remove options constructor
1318 parameter and options_ field. Change all callers.
1319 (class Gc_process_relocs, class Scan_relocs): Likewise.
1320 (class Relocate_task): Likewise.
1321 * target-reloc.h (scan_relocs): Remove options parameter. Change
1323 (scan_relocatable_relocs): Likewise.
1324 * target.h (class Sized_target): Remove options parameter from
1325 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
1327 * gc.h (gc_process_relocs): Remove options parameter. Change all
1329 * arm.cc: Update functions to remove options parameters.
1330 * i386.cc: Likewise.
1331 * powerpc.cc: Likewise.
1332 * sparc.cc: Likewise.
1333 * x86_64.cc: Likewise.
1334 * testsuite/testfile.cc: Likewise.
1336 2009-10-28 Doug Kwan <dougkwan@google.com>
1338 * arm.cc (Arm_relobj): New class definition.
1339 (Arm_relobj::scan_sections_for_stubs,
1340 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
1341 New method definitions.
1343 2009-10-28 Cary Coutant <ccoutant@google.com>
1345 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
1346 (Plugin::cleanup_done_): New member.
1347 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
1348 (Plugin_manager::cleanup_done_): Remove.
1349 (Plugin_manager::add_input_file): Edit error message.
1350 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
1351 (Plugin_manager::cleanup): Remove use of cleanup_done_.
1353 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
1355 * fileread.cc: (File_read::View::~View): Use the new
1356 data_ownership_ filed.
1357 (File_read::~File_read): Dispose the new whole_file_view_.
1358 (File_read::open): Mmap the whole file if needed.
1359 (File_read::open): Use whole_file_view_ instead of contents_.
1360 (File_read::find_view): Use whole_file_view_ if applicable.
1361 (File_read::do_read): Use whole_file_view_ instead of contents_.
1362 (File_read::make_view): Use whole_file_view_ instead of contents_,
1363 update File_read::View::View call.
1364 (File_read::find_or_make_view): Update File_read::View::View
1366 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
1368 (File_read::View::Data_ownership): New enum.
1369 (File_read::View::View): Replace bool mapped_ with Data_ownership
1371 (File_read::View::mapped_): Remove (replaced by data_ownership_).
1372 (File_read::View::data_ownership_): New field.
1373 (File_read::contents_): Remove (replaced by whole_file_view_).
1374 (File_read::whole_file_view_): New field.
1375 * options.h (class General_options): Add --keep-files-mapped.
1377 2009-10-27 Cary Coutant <ccoutant@google.com>
1379 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
1380 * testsuite/Makefile.am (plugin_test_5): New test case.
1381 * testsuite/Makefile.in: Regenerate.
1383 2009-10-25 Doug Kwan <dougkwan@google.com>
1385 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
1386 from private to protected to allow access by child class.
1387 (Sized_relobj::do_relocate_sections): New method declaration.
1388 (Sized_relobj::relocate_sections): Virtualize.
1389 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
1390 Sized_relobj::relocate_sections. Instantiate template explicitly
1391 for different target sizes and endianity.
1393 2009-10-24 Doug Kwan <dougkwan@google.com>
1395 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
1396 (Arm_input_section::as_arm_input_section): New method.
1397 (Arm_output_section): New class definition.
1398 (Arm_output_section::create_stub_group,
1399 Arm_output_section::group_sections): New method definitions.
1401 2009-10-22 Doug Kwan <dougkwan@google.com>
1403 * arm.cc (Arm_input_section): New class definition.
1404 (Arm_input_section::init, Arm_input_section:do_write,
1405 Arm_input_section::set_final_data_size,
1406 Arm_input_section::do_reset_address_and_file_offset): New method
1409 2009-10-21 Doug Kwan <dougkwan@google.com>
1411 * arm.cc (Stub_table, Arm_input_section): New forward class
1413 (Stub_table): New class defintion.
1414 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
1415 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
1416 New method definition.
1418 2009-10-21 Doug Kwan <dougkwan@google.com>
1420 * arm.cc: Update copyright comments.
1421 (Target_arm): New forward class template declaration.
1422 (Arm_address): New type.
1423 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
1424 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
1425 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
1427 (Insn_template): Same.
1428 (DEF_STUBS): New macro.
1429 (Stub_type): New enum type.
1430 (Stub_template): New class definition.
1433 (Stub_factory): Same.
1434 (Target_arm::Target_arm): Initialize may_use_blx_ and
1435 should_force_pic_veneer_.
1436 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
1437 Target_arm::should_force_pic_veneer,
1438 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
1439 Target_arm::using_thumb_only, Target_arm:;default_target): New
1441 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
1442 New data member declarations.
1443 (Insn_template::size, Insn_template::alignment): New method defintions.
1444 (Stub_template::Stub_template): New method definition.
1445 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
1446 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
1447 (Stub_factory::Stub_factory): New method definition.
1448 * gold.h (string_hash): New template.
1449 * output.h (Input_section_specifier::hash_value): Use
1451 (Input_section_specifier::string_hash): Remove.
1452 * stringpool.cc (Stringpool_template::string_hash): Use
1455 2009-10-20 Doug Kwan <dougkwan@google.com>
1457 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
1458 symbols of relaxed input sections.
1459 * output.h (Output_section::find_relaxed_input_section): Make
1462 2009-10-16 Doug Kwan <dougkwan@google.com>
1464 * dynobj.cc (Versions::Versions): Initialize version_script_.
1465 Only insert base version symbol definition for a shared object
1466 if version script defines any version versions.
1467 (Versions::define_base_version): New method definition.
1468 (Versions::add_def): Check that base version is not needed.
1469 (Versions::add_need): Define base version lazily.
1470 * dynobj.h (Versions::define_base_version): New method declaration.
1471 (Versions::needs_base_version_): New data member declaration.
1472 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
1473 (check_DATA): Add no_version_test.stdout.
1474 (libno_version_test.so, no_version_test.o no_version_test.stdout):
1476 * testsuite/Makefile.in: Regenerate.
1477 * testsuite/no_version_test.c: New file.
1478 * testsuite/no_version_test.sh: Ditto.
1480 2009-10-16 Doug Kwan <dougkwan@google.com>
1482 * expression.cc (class Segment_start_expression): New class definition.
1483 (Segment_start_expression::value): New method definition.
1484 (script_exp_function_segment_start): Return a new
1485 Segment_start_expression.
1486 * gold/script-c.h (script_saw_segment_start_expression): New function
1488 * script-sections.cc (Script_sections::Script_sections): Initialize
1489 SAW_SEGMENT_START_EXPRESSION_ to false.
1490 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
1491 and -Tbbs options to specify section addresses if given in
1492 command line and no SEGMENT_START expression is seen in a script.
1493 * script-sections.h (Script_sections::saw_segment_start_expression,
1494 Script_sections::set_saw_segment_start_expression): New method
1496 (Script_sections::saw_segment_start_expression_): New data member
1498 * script.cc (script_saw_segment_start_expression): New function.
1499 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
1500 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
1501 script_test_7.sh and script_test_8.sh.
1502 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
1503 script_test_8.stdout.
1504 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
1505 (script_test_6, script_test_6.stdout, script_test_7,
1506 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
1507 * Makefile.in: Regenerate.
1508 * testsuite/script_test_6.sh: New file.
1509 * testsuite/script_test_6.t: Same.
1510 * testsuite/script_test_7.sh: Same.
1511 * testsuite/script_test_7.t: Same.
1512 * testsuite/script_test_8.sh: Same.
1514 2009-10-16 Doug Kwan <dougkwan@google.com>
1516 * output.cc (Output_segment::set_section_list_address): Cast
1517 expressions to unsigned long long type to avoid format warnings.
1519 2009-10-15 Ian Lance Taylor <iant@google.com>
1521 * script.cc (Script_options::add_symbol_assignment): Always add a
1522 dot assignment to script_sections_.
1523 * script-sections.cc (Script_sections::add_dot_assignment):
1524 Initialize if necessary.
1526 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
1527 program headers with no load segment if there is a linker script.
1529 * layout.cc (Layout::set_segment_offsets): Align the file offset
1530 to the segment aligment for -N or -n with no load segment.
1531 * output.cc (Output_segment::add_output_section): Don't crash if
1532 the first section is a TLS section.
1533 (Output_segment::set_section_list_addresses): Print an error
1534 message if the address moves backward in a linker script.
1535 * script-sections.cc
1536 (Output_section_element_input::set_section_addresses): Don't
1537 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
1538 (Orphan_output_section::set_section_addresses): Likewise.
1540 2009-10-15 Doug Kwan <dougkwan@google.com>
1542 * layout.cc (Layout::finish_dynamic_section): Generate tags
1543 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
1544 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
1545 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
1547 2009-10-14 Ian Lance Taylor <iant@google.com>
1549 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
1551 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
1552 data_shdr fields of relinfo.
1553 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
1554 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
1555 R_386_TLS_LDO_32, adjust based on section flags.
1556 (Target_i386::Relocate::fix_up_ldo): Remove.
1558 2009-10-13 Ian Lance Taylor <iant@google.com>
1560 Add support for -pie.
1561 * options.h (class General_options): Add -pie and
1563 (General_options::output_is_position_independent): Test -pie.
1564 (General_options::output_is_executable): Return true if not shared
1565 and not relocatable.
1566 (General_options::output_is_pie): Remove.
1567 * options.cc (General_options::finalize): Reject incompatible uses
1569 * gold.cc (queue_middle_tasks): A -pie link is not static.
1570 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1571 * symtab.cc (Symbol::final_value_is_known): Return false if
1572 output_is_position_independent.
1573 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1574 output_is_position_independent.
1575 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1576 output_is_position_independent.
1577 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1578 output_is_position_independent.
1579 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1581 (basic_pie_test.o, basic_pie_test): New targets.
1582 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1583 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1584 (two_file_pie_test): New target.
1585 * testsuite/Makefile.in: Rebuild.
1586 * README: Remove note saying that -pie is not supported.
1588 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1590 * options.h (class General_options): Add -init and -fini.
1591 * layout.cc (Layout::finish_dynamic_section): Emit
1592 given init and fini functions.
1594 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1596 * gc.h (gc_process_relocs): Check if icf is enabled using new
1598 * gold.cc (queue_initial_tasks): Likewise.
1599 (queue_middle_tasks): Likewise.
1600 * object.cc (do_layout): Likewise.
1601 * symtab.cc (is_section_folded): Likewise.
1602 * main.cc (main): Likewise.
1603 * reloc.cc (Read_relocs::run): Likewise.
1604 (Sized_relobj::do_scan_relocs): Likewise.
1605 * icf.cc (is_function_ctor_or_dtor): New function.
1606 (Icf::find_identical_sections): Check if function is ctor or dtor when
1608 * options.h (General_options::icf): Change option to be an enum.
1609 (Icf_status): New enum.
1610 (icf_enabled): New method.
1611 (icf_safe_folding): New method.
1612 (set_icf_status): New method.
1613 (icf_status_): New variable.
1614 * (options.cc) (General_options::finalize): Set icf_status_.
1615 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1616 icf_test and icf_keep_unique_test to use the --icf enum flag.
1617 * testsuite/icf_safe_test.sh: New file.
1618 * testsuite/icf_safe_test.cc: New file.
1620 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1622 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1623 includes to gc.h and icf.h.
1624 * arm.cc: Include gc.h.
1625 * gold.cc: Likewise.
1626 * i386.cc: Likewise.
1627 * powerpc.cc: Likewise.
1628 * sparc.cc: Likewise.
1629 * x86_64.cc: Likewise.
1630 * gc.h: Include icf.h.
1632 2009-10-11 Ian Lance Taylor <iant@google.com>
1634 * plugin.cc: Include "gold.h" before other header files.
1636 2009-10-10 Chris Demetriou <cgd@google.com>
1638 * options.h (Input_file_argument::Input_file_type): New enum.
1639 (Input_file_argument::is_lib_): Replace with...
1640 (Input_file_argument::type_): New member.
1641 (Input_file_argument::Input_file_argument): Take Input_file_type
1642 'type' rather than boolean 'is_lib' as second argument.
1643 (Input_file_argument::is_lib): Use type_.
1644 (Input_file_argument::is_searched_file): New function.
1645 (Input_file_argument::may_need_search): Handle is_searched_file.
1646 * options.cc (General_options::parse_library): Support -l:filename.
1647 (General_options::parse_just_symbols): Update for Input_file_argument
1649 (Command_line::process): Likewise.
1650 * archive.cc (Archive::get_file_and_offset): Likewise.
1651 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1652 * script.cc (read_script_file, script_add_file): Likewise.
1653 * fileread.cc (Input_file::Input_file): Likewise.
1654 (Input_file::will_search_for): Handle is_searched_file.
1655 (Input_file::open): Likewise.
1656 * readsyms.cc (Read_symbols::get_name): Likewise.
1657 * testsuite/Makefile.am (searched_file_test): New test.
1658 * testsuite/Makefile.in: Regenerate.
1659 * testsuite/searched_file_test.cc: New file.
1660 * testsuite/searched_file_test_lib.cc: New file.
1662 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1663 Ian Lance Taylor <iant@google.com>
1665 * descriptor.cc: Include <cstdio> and "binary-io.h".
1666 (Descriptors::open): Open the files in binary mode always.
1667 * script.cc (Lex::get_token): Treat \r as whitespace.
1669 2009-10-09 Ian Lance Taylor <iant@google.com>
1671 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1673 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1674 Ian Lance Taylor <iant@google.com>
1676 * configure.ac: Check for readv function also.
1677 * fileread.cc (readv): Define if not HAVE_READV.
1678 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1680 * config.in: Regenerate.
1681 * configure: Regenerate.
1683 2009-10-09 Doug Kwan <dougkwan@google.com>
1685 * layout.cc (Layout::make_output_section): Call target hook to make
1686 ordinary output section.
1687 (Layout::finalize): Adjust parameter list of call the
1688 Target::may_relax().
1689 * layout.h (class Layout::section_list): New method.
1690 * merge.h (Output_merge_base::entsize): Change visibility to public.
1691 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1693 (Output_merge_string::do_is_string): New method.
1694 * object.cc (Sized_relobj::do_setup): renamed from
1695 Sized_relobj::set_up.
1696 * object.h (Sized_relobj::adjust_shndx,
1697 Sized_relobj::initializ_input_to_output_maps,
1698 Sized_relobj::free_input_to_output_maps): Change visibilities to
1700 (Sized_relobj::setup): Virtualize.
1701 (Sized_relobj::do_setup): New method declaration.
1702 (Sized_relobj::invalidate_section_offset,
1703 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1704 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1705 * options.cc (parse_int): New function.
1706 * options.h (parse_int): New declaration.
1707 (DEFINE_int): New macro.
1708 (stub_group_size): New option.
1709 * output.cc (Output_section::Output_section): Initialize memebers
1710 merge_section_map_, merge_section_by_properties_map_,
1711 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1712 (Output_section::add_input_section): Handled deferred code-fill
1713 generation and remove an old comment.
1714 (Output_section::add_relaxed_input_section): New method definition.
1715 (Output_section::add_merge_input_section): Use merge section by
1716 properties map to speed to search. Update merge section maps
1718 (Output_section::build_relaxation_map): New method definition.
1719 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1721 (Output_section::relax_input_section): Renamed to
1722 Output_section::convert_input_sections_to_relaxed_sections and change
1723 interface to take a vector of pointers to relaxed sections.
1724 (Output_section::find_merge_section,
1725 Output_section::find_relaxed_input_section): New method definitions.
1726 (Output_section::is_input_address_mapped,
1727 Output_section::output_offset, Output_section::output_address):
1728 Use output section data maps to speed up searching.
1729 (Output_section::find_starting_output_address): Add comments.
1730 (Output_section::do_write,
1731 Output_section::write_to_postprocessing_buffer): Do code-fill
1732 generation as appropriate.
1733 (Output_section::get_input_sections): Invalidate relaxed input section
1735 (Output_section::restore_states): Adjust type of checkpoint .
1736 Invalidate relaxed input section map.
1737 * output.h (Output_merge_base): New class declaration.
1738 (Input_section_specifier): New class defintion.
1739 (class Output_relaxed_input_section) Change base class to
1740 Output_section_data_build.
1741 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1742 base class initializer.
1743 (Output_section::add_relaxed_input_section): New method declaration.
1744 (Output_section::Input_section): Change visibility to protected.
1745 (Output_section::Input_section::relobj,
1746 Output_section::Input_section::shndx): Handle relaxed input sections.
1747 Output_section::input_sections) Change visibility to protected. Also
1748 define overload to return a non-const pointer.
1749 (Output_section::Merge_section_properties): New class defintion.
1750 (Output_section::Merge_section_by_properties_map,
1751 Output_section::Output_section_data_by_input_section_map,
1752 Output_section::Relaxation_map): New types.
1753 (Output_section::relax_input_section): Rename method to
1754 Output_section::convert_input_sections_to_relaxed_sections and change
1755 interface to take a vector of relaxed section pointers.
1756 (Output_section::find_merge_section,
1757 Output_section::find_relaxed_input_section,
1758 Output_section::build_relaxation_map,
1759 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1760 New method declarations.
1761 (Output_section::merge_section_map_
1762 Output_section::merge_section_by_properties_map_,
1763 Output_section::relaxed_input_section_map_,
1764 Output_section::is_relaxed_input_section_map_valid_,
1765 Output_section::generate_code_fills_at_write_): New data members.
1766 * script-sections.cc
1767 (Output_section_element_input::set_section_addresses): Call
1768 current_data_size and addralign methods of relaxed input sections.
1769 (Orphan_output_section::set_section_addresses): Call current_data_size
1770 and addralign methods of relaxed input sections.
1771 * symtab.cc (Symbol_table::compute_final_value): Extract template
1772 from the body of Symbol_table::sized_finalize_symbol.
1773 (Symbol_table::sized_finalized_symbol): Call
1774 Symbol_table::compute_final_value.
1775 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1776 (Symbol_table::compute_final_value): New templated method declaration.
1777 * target.cc (Target::do_make_output_section): New method defintion.
1778 * target.h (Target::make_output_section): New method declaration.
1779 (Target::relax): Add more parameters for input objects, symbol table
1780 and layout. Adjust call to do_relax.
1781 (Target::do_make_output_section): New method declaration.
1782 (Target::do_relax): Add parameters for input objects, symbol table
1785 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1787 * pread.c: Include stdio.h.
1789 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1791 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1794 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1796 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1797 Change read_shndx type to unsigned int.
1798 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1800 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1801 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1802 Change read_shndx type to unsigned int.
1803 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1805 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1806 * layout.cc (Layout::create_symtab_sections): Cast the result of
1807 local_symcount * symsize to off_t in the gold_assert.
1809 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1811 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1812 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1814 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1815 (Arm_relocate_functions::thm_abs5): New function.
1816 (Arm_relocate_functions::abs12): New function.
1817 (Arm_relocate_functions::abs16): New function.
1818 (Arm_relocate_functions::base_abs): New function.
1819 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1820 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1821 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1823 (Scan::global): Likewise.
1824 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1825 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1826 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1827 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1830 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1832 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1833 (Arm_relocate_functions::movt_prel): New function.
1834 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1835 (Arm_relocate_functions::thm_movt_prel): New function.
1836 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1837 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1838 (Scan::global, Relocate::relocate): Likewise.
1839 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1841 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1843 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1844 Incremental_checker.
1845 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1847 (class Incremental_inputs_header): New class.
1848 (Incremental_inputs_header_writer): Edit comment.
1849 (Incremental_inputs_entry): New class.
1850 (Incremental_inputs_entry_writer): Edit comment.
1851 (Sized_incremental_binary::do_find_incremental_inputs_section):
1852 Add *strtab_shndx parameter, fill it.
1853 (Sized_incremental_binary::do_check_inputs): New method.
1854 (Incremental_checker::can_incrementally_link_output_file): Use
1855 Sized_incremental_binary::check_inputs.
1856 (Incremental_inputs::report_command_line): Save command line in
1859 (Incremental_binary::find_incremental_inputs_section): New
1861 (Incremental_binary::do_find_incremental_inputs_section): Add
1862 strtab_shndx parameter.
1863 (Incremental_binary::do_check_inputs): New pure virtual method.
1864 (Sized_incremental_binary::do_check_inputs): Declare.
1865 (Incremental_checker::Incremental_checker): Add incremental_inputs
1866 parameter, use it to initialize incremental_inputs_.
1867 (Incremental_checker::incremental_inputs_): New field.
1868 (Incremental_checker::command_line): New method.
1869 (Incremental_checker::inputs): New method.
1870 (Incremental_checker::command_line_): New field.
1872 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1874 * incremental.cc: Include <cstdarg> and "target-select.h".
1875 (vexplain_no_incremental): New function.
1876 (explain_no_incremental): New function.
1877 (Incremental_binary::error): New method.
1878 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1880 (make_sized_incremental_binary): New function.
1881 (open_incremental_binary): New function.
1882 (can_incrementally_link_file): Add checks if output is ELF and has
1884 * incremental.h: Include "elfcpp_file.h" and "output.h".
1885 (Incremental_binary): New class.
1886 (Sized_incremental_binary): New class.
1887 (open_incremental_binary): Declare.
1888 * object.cc (is_elf_object): Use
1889 elfcpp::Elf_recognizer::is_elf_file.
1890 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1891 * output.h (Output_file::filesize): New method.
1893 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1895 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1897 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1898 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1900 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1902 (Arm_relocate_functions::movw_abs_nc): New function.
1903 (Arm_relocate_functions::movt_abs): New function.
1904 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1905 (Arm_relocate_functions::thm_movt_abs): New function.
1906 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1907 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1908 (Scan::global): Likewise.
1909 (Relocate::relocate): Likewise.
1910 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1912 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1914 * arm.cc (Arm_relocate_functions::got_prel) New function.
1915 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1916 (Relocate::relocate): Likewise.
1917 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1919 2009-10-06 Ian Lance Taylor <iant@google.com>
1921 * options.h (class General_options): Define
1922 split_stack_adjust_size parameter.
1923 * object.h (class Object): Add uses_split_stack_ and
1924 has_no_split_stack_ fields. Add uses_split_stack and
1925 has_no_split_stack accessor functions. Declare
1926 handle_split_stack_section.
1927 (class Reloc_symbol_changes): Define.
1928 (class Sized_relobj): Define Function_offsets. Declare
1929 split_stack_adjust, split_stack_adjust_reltype, and
1931 * object.cc (Object::handle_split_stack_section): New function.
1932 (Sized_relobj::do_layout): Call handle_split_stack_section.
1933 * dynobj.cc (Sized_dynobj::do_layout): Call
1934 handle_split_stack_section.
1935 * reloc.cc (Sized_relobj::relocate_sections): Call
1936 split_stack_adjust for executable sections in split_stack
1937 objects. Pass reloc_map to relocate_section.
1938 (Sized_relobj::split_stack_adjust): New function.
1939 (Sized_relobj::split_stack_adjust_reltype): New function.
1940 (Sized_relobj::find_functions): New function.
1941 * target-reloc.h: Include "object.h".
1942 (relocate_section): Add reloc_symbol_changes parameter. Change
1944 * target.h (class Target): Add calls_non_split method. Declare
1945 do_calls_non_split virtual method. Declare match_view and
1947 * target.cc: Include "elfcpp.h".
1948 (Target::do_calls_non_split): New function.
1949 (Target::match_view): New function.
1950 (Target::set_view_to_nop): New function.
1951 * gold.cc (queue_middle_tasks): Give an error if mixing
1952 split-stack and non-split-stack objects with -r.
1953 * i386.cc (Target_i386::relocate_section): Add
1954 reloc_symbol_changes parameter.
1955 (Target_i386::do_calls_non_split): New function.
1956 * x86_64.cc (Target_x86_64::relocate_section): Add
1957 reloc_symbol_changes parameter.
1958 (Target_x86_64::do_calls_non_split): New function.
1959 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1961 * powerpc.cc (Target_powerpc::relocate_section): Add
1962 reloc_symbol_changes parameter.
1963 * sparc.cc (Target_sparc::relocate_section): Add
1964 reloc_symbol_changes parameter.
1965 * configure.ac: Call AM_CONDITIONAL for the default target.
1966 * configure: Rebuild.
1967 * testsuite/Makefile.am (TEST_AS): New variable.
1968 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1969 (check_DATA): Add split_i386 and split_x86_64 files.
1970 (SPLIT_DEFSYMS): Define.
1971 (split_i386_[1234n].o): New targets.
1972 (split_i386_[124]): New targets.
1973 (split_i386_[1234r].stdout): New targets.
1974 (split_x86_64_[1234n].o): New targets.
1975 (split_x86_64_[124]): New targets.
1976 (split_x86_64_[1234r].stdout): New targets.
1977 (MOSTLYCLEANFILES): Add new executables.
1978 * testsuite/split_i386.sh: New file.
1979 * testsuite/split_x86_64.sh: New file.
1980 * testsuite/split_i386_1.s: New file.
1981 * testsuite/split_i386_2.s: New file.
1982 * testsuite/split_i386_3.s: New file.
1983 * testsuite/split_i386_4.s: New file.
1984 * testsuite/split_i386_n.s: New file.
1985 * testsuite/split_x86_64_1.s: New file.
1986 * testsuite/split_x86_64_2.s: New file.
1987 * testsuite/split_x86_64_3.s: New file.
1988 * testsuite/split_x86_64_4.s: New file.
1989 * testsuite/split_x86_64_n.s: New file.
1990 * testsuite/testfile.cc (Target_test): Update relocation_section
1992 * testsuite/Makefile.in: Rebuild.
1994 2009-10-06 Ian Lance Taylor <iant@google.com>
1996 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1997 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1998 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1999 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
2000 the address on ldo_addrs_.
2001 (Target_i386::Relocate::fix_up_ldo): New function.
2003 2009-10-06 Rafael Espindola <espindola@google.com>
2005 * plugin.cc (add_input_library): New.
2006 (Plugin::load): Add add_input_library to tv.
2007 (Plugin_manager::add_input_file): Add the is_lib argument.
2008 (add_input_file): Update call to Plugin_manager::add_input_file.
2009 (add_input_library): New.
2010 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
2012 2009-09-30 Doug Kwan <dougkwan@google.com>
2014 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
2015 symbol and call Symbol::may_need_copy_reloc to determine if
2016 a copy reloc is needed.
2017 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
2018 nocopyreloc is given in command line.
2019 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
2020 given in command line.
2021 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
2022 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
2023 of the removed Target_i386::may_need_copy_reloc.
2024 * options.h (copyreloc): New option with default value false.
2025 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2026 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
2027 instead of the removed Target_powerpc::may_need_copy_reloc.
2028 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
2029 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
2030 instead of the removed Target_sparc::may_need_copy_reloc.
2031 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
2032 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
2033 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
2034 instead of the removed Target_x86_64::may_need_copy_reloc.
2036 2009-09-30 Ian Lance Taylor <iant@google.com>
2038 * object.h (class Object): Remove target_ field, and target,
2039 sized_target, and set_target methods.
2040 (Object::sized_target): Remove.
2041 (class Sized_relobj): Update declarations. Remove sized_target.
2042 * object.cc (Sized_relobj::setup): Remove target parameter.
2044 (Input_objects::add_object): Don't do anything with the target.
2045 (make_elf_sized_object): Add punconfigured parameter. Change all
2046 callers. Set or test parameter target.
2047 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
2049 * parameters.cc (Parameters::set_target): Change parameter type to
2051 (Parameters::default_target): Remove.
2052 (set_parameters_target): Change parameter type to be non-const.
2053 (parameters_force_valid_target): New function.
2054 (parameters_clear_target): New function.
2055 * parameters.h (class Parameters): Update declarations. Remove
2056 default_target method. Add sized_target and clear_target
2057 methods. Change target_ to be non-const.
2058 (set_parameters_target): Update declaration.
2059 (parameters_force_valid_target): Declare.
2060 (parameters_clear_target): Declare.
2061 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
2062 as NULL if we aren't searching.
2063 (Add_symbols::run): Don't check for compatible target.
2064 * fileread.cc (Input_file::open_binary): Call
2065 parameters_force_valid_target.
2066 * gold.cc (queue_middle_tasks): Likewise.
2067 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
2068 set_target on object.
2069 * dynobj.h (class Sized_dynobj): Update declarations.
2070 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
2071 make_elf_object returns NULL.
2072 (Archive::include_member): Don't check whether object target is
2074 * output.cc (Output_section::add_input_section): Get target from
2076 (Output_section::relax_input_section): Likewise.
2077 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
2079 (Sized_relobj::do_scan_relocs): Likewise.
2080 (Sized_relobj::relocate_sections): Likewise.
2081 * resolve.cc (Symbol_table::resolve): Likewise.
2082 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
2083 parameter. Change all callers.
2084 (Symbol_table::add_from_object): Get target from parameters.
2085 (Symbol_table::add_from_relobj): Don't check object target.
2086 (Symbol_table::add_from_dynobj): Likewise.
2087 (Symbol_table::define_special_symbol): Get target from
2089 * symtab.h (class Symbol_table): Update declaration.
2090 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
2091 parameter. Change all callers. Clear parameter target.
2092 (Binary_test): Test target here.
2093 * testsuite/object_unittest.cc (gold_testsuite): Remove
2094 target_test_pointer parameter. Change all callers.
2095 (Object_test): Test target here.
2097 2009-09-26 Ian Lance Taylor <iant@google.com>
2099 * testsuite/initpri1.c: Don't try to use constructor priorities if
2100 compiling with gcc before 4.3.
2102 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
2104 * testsuite/retain_symbols_file_test.sh (check_present): Change
2105 output file name to retain_symbols_file_test.stdout.
2106 (check_absent): Likewise.
2108 2009-09-18 Craig Silverstein <csilvers@google.com>
2110 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
2111 * options.cc: Include <cerrno> and <fstream>.
2112 (General_options::finalize): Parse -retain-symbols-file tag.
2113 * options.h: New flag.
2114 (General_options): New method should_retain_symbol, new
2115 variable symbols_to_retain.
2116 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
2117 should_retain_symbol map.
2118 * testsuite/Makefile.am (retain_symbols_file_test): New test.
2119 * testsuite/Makefile.in: Regenerate.
2120 * testsuite/retain_symbols_file_test.sh: New file.
2122 2009-09-18 Nick Clifton <nickc@redhat.com>
2124 * po/es.po: Updated Spanish translation.
2126 2009-09-17 Doug Kwan <dougkwan@google.com>
2128 * debug.h (DEBUG_RELAXATION): New constant.
2129 (DEBUG_ALL): Add DEBUG_RELAXATION.
2130 (debug_string_to_enum): Add relaxation debug option.
2132 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
2133 Layout::Relaxation_debug_check::read_sections,
2134 Layout::Relaxation_debug_check::read_sections): New method definitions.
2135 (Layout::Layout): Initialize data members
2136 record_output_section_data_from_scrips_,
2137 script_output_section_data_list_ and relaxation_debug_check_.
2138 (Layout::save_segments, Layout::restore_segments,
2139 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2140 Layout::relaxation_loop_body): New method definitions.
2141 (Layout::finalize): Support relaxation. Move section layout code to
2142 Layout::relaxation_loop_body.
2143 (Layout::set_asection_address_from_script): Move code for orphan
2144 section placement out.
2145 (Layout::place_orphan_sections_in_script): New method definition.
2146 * layout.h (Output_segment_headers, Output_file_header):
2147 New forward class declarations.
2148 (Layout::~Layout): Define.
2149 (Layout::new_output_section_data_from_script): New method definition.
2150 (Layout::place_orphan_sections_in_script): New method declaration.
2151 (Layout::Segment_states): New type declaration.
2152 (Layout::save_segments, Layout::restore_segments,
2153 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
2154 Layout::relaxation_loop_body): New method declarations.
2155 (Layout::Output_section_data_list): New type declaration.
2156 (Layout::Relaxation_debug_check): New class definition.
2157 (Layout::record_output_section_data_from_script_,
2158 Layout::script_output_section_data_list_, Layout::segment_states_,
2159 Layout::relaxation_debug_check_): New data members.
2160 * output.cc: (Output_section_headers::do_size): New method definition.
2161 (Output_section_headers::Output_section_headers): Move size
2162 computation to Output_section_headers::do_size.
2163 (Output_segment_headers::do_size): New method definition.
2164 (Output_file_header::Output_file_header): Move size computation to
2165 Output_file_header::do_size and call it.
2166 (Output_file_header::do_size): New method definition.
2167 (Output_data_group::Output_data_group): Adjust call to
2168 Output_section_data.
2169 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
2170 (Output_symtab_xindex::do_write): Add array bound check.
2171 (Output_section::Input_section::print_to_mapfile): Handle
2172 RELAXED_INPUT_SECTION_CODE.
2173 (Output_section::Output_section): Initialize data member checkpoint_.
2174 (Output_section::~Output_section): Delete checkpoint object pointed
2176 (Output_section::add_input_section): Always add an Input_section if
2178 (Output_section::add_merge_input_section): Add assert.
2179 (Output_section::relax_input_section): New method definition.
2180 (Output_section::set_final_data_size): Set load address to zero for
2181 an unallocated section.
2182 (Output_section::do_address_and_file_offset_have_reset_values):
2183 New method definition.
2184 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
2185 Handle relaxed input section.
2186 (Output_section::sort_attached_input_sections): Checkpoint input
2187 section list lazily.
2188 (Output_section::get_input_sections): Change type of input_sections to
2189 list of Simple_input_section pointers. Checkpoint input section list
2190 lazily. Also handle relaxed input sections.
2191 (Output_section::add_input_section_for_script): Take a reference to
2192 a Simple_input_section object instead of Relobj pointer and section
2193 index as parameter. Handle relaxed input sections.
2194 (Output_section::save_states, Output_section::restore_states): New
2196 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
2197 (Output_data::is_data_size_fixed): New method definition.
2198 (Output_data::reset_addresss_and_file_offset): Do not reset data size
2200 (Output_data::address_and_file_offset_have_reset_values): New method
2202 (Output_data::do_address_and_file_offset_have_reset_values): New method
2204 (Output_data::set_data_size): Check that data size is not fixed.
2205 (Output_data::fix_data_size): New method definition.
2206 (Output_data::is_data_size_fixed_): New data member.
2207 (Output_section_headers::set_final_data_size): New method definition.
2208 (Output_section_headers::do_size): New method declaration.
2209 (Output_segment_headers::set_final_data_size): New method definition.
2210 (Output_segment_headers::do_size): New method declaration.
2211 (Output_file_header::set_final_data_size)::New method definition.
2212 (Output_file_header::do_size)::New method declaration.
2213 (Output_section_data::Output_section_data): Add new parameter
2214 is_data_size_fixed and use it to fix data size.
2215 (Output_data_const::Output_data_const): Adjust call to base class
2216 constructor and fix data size.
2217 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
2218 base class constructor and fix data size.
2219 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
2220 base class constructor and fix data size.
2221 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
2222 class constructor and fix data size.
2223 (Output_data_group::set_final_data_size): New method definition.
2224 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
2225 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
2226 class constructor and fix data size.
2227 (Output_relaxed_input_section): New class definition.
2228 (Output_section::Simple_input_section): New class definition.
2229 (Output_section::get_input_sections): Adjust parameter list.
2230 (Output_section::add_input_section_for_script): Same.
2231 (Output_section::save_states, Output_section::restore_states,
2232 Output_section::do_address_and_file_offset_have_reset_values,
2233 (Output_section::Input_section::Input_section): Handle
2234 RELAXED_INPUT_SECTION_CODE. Add new overload for
2235 Output_relaxed_input_section.
2236 (Output_section::Input_section::is_input_section,
2237 Output_section::Input_section::set_output_section): Handle relaxed
2239 (Output_section::Input_section::is_relaxed_input_section,
2240 Output_section::Input_section::output_section_data,
2241 Output_section::Input_section::relaxed_input_section): New method
2243 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
2245 (Output_section::Input_section::u1_): Update comments.
2246 (Output_section::Input_section::u2_): Add new union member poris.
2247 (Output_section::Checkpoint_output_section): New classs definition.
2248 (Output_section::relax_input_section): New method declaration.
2249 (Output_section::checkpoint_): New data member.
2250 (Output_segment): Update comments.
2251 (Output_segment::Output_segment): Un-privatize copy constructor.
2252 (Output_segment::operator=): Un-privatize.
2253 * script-sections.cc (Output_section_element::Input_section_list):
2254 Change element type to Output_section::Simple_input_section.
2255 (Output_section_element_dot_assignment::set_section_addresses):
2256 Register output section data for relaxation clean up.
2257 (Output_data_exression::Output_data_expression): Adjust call to base
2258 constructor to fix data size.
2259 (Output_section_element_data::set_section_addresses): Register
2260 Output_data_expression object for relaxation clean up.
2261 (struct Input_section_info): Replace Relobj pointer and section index
2262 pair with Output_section::Simple_input_section and Convert struct to a
2264 (Input_section_sorter::operator()): Adjust access to
2265 Input_section_info data member to use accessors.
2266 (Output_section_element_input::set_section_addresses): Use layout
2267 parameter. Adjust code to use Output_section::Simple_input_section
2268 and Input_secction_info classes. Register filler for relaxation
2270 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
2271 and section index pair with Output_section::Simple_input_section
2272 class. Adjust code accordingly.
2273 (Phdrs_element::release_segment): New method definition.
2274 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
2276 (Script_sections::release_segments): New method definition.
2277 * gold/script-sections.h (Script_sections::release_segments): New
2279 * gold/target.h (Target::may_relax, Target::relax,
2280 Target::do_may_relax, Target::do_relax): New method definitions.
2282 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2284 * arm.cc (has_signed_unsigned_overflow): New function.
2285 (Arm_relocate_functions::abs8): New function.
2286 (Target_arm::Scan::local): Handle R_ARM_ABS8.
2287 (Target_arm::Scan::global): Likewise.
2288 (Target_arm::relocate::relocate): Likewise.
2289 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2292 2009-09-16 Cary Coutant <ccoutant@google.com>
2294 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
2295 * testsuite/Makefile.in: Regenerate.
2297 2009-09-11 Nick Clifton <nickc@redhat.com>
2299 * po/gold.pot: Updated by the Translation project.
2301 2009-09-08 Cary Coutant <ccoutant@google.com>
2303 * output.cc (Output_file::open): Add execute permission to empty file.
2304 * testsuite/Makefile.am (permission_test): New test.
2305 * testsuite/Makefile.in: Regenerate.
2307 2009-09-02 Ian Lance Taylor <iant@google.com>
2309 * output.cc (Output_file::resize): Call map_no_anonymous rather
2312 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
2314 * gold.cc: Include "incremental.h".
2315 (queue_initial_tasks): Call Incremental_checker methods.
2316 * incremental.cc: Include "output.h".
2317 (Incremental_checker::can_incrementally_link_output_file): New
2319 * incremental.h (Incremental_checker): New class.
2321 * output.cc (Output_file::open_for_modification): New method.
2322 (Output_file::map_anonymous): Changed return type to bool. Record
2324 (Output_file::map_no_anonymous): New method, broken out of map.
2325 (Output_file::map): Use map_no_anonymous and map_anonymous.
2326 * output.h (class Output_file): Update declarations.
2328 2009-08-24 Cary Coutant <ccoutant@google.com>
2330 * options.h (Command_line::Pre_options): New class.
2331 (Command_line::pre_options): New member.
2332 * options.cc (gold::options::ready_to_register): New variable.
2333 (One_option::register_option): Do nothing if not registering options.
2334 Assert if same short option registered twice.
2335 (General_options::General_options): Turn off option registration when
2337 (Command_line::Pre_options::Pre_options): New constructor.
2339 2009-08-24 Cary Coutant <ccoutant@google.com>
2341 * options.h (General_options::no_keep_memory): Remove incorrect
2344 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2346 * Makefile.am (am__skiplex, am__skipyacc): New.
2347 * Makefile.in: Regenerate.
2349 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2351 * Makefile.am (AM_CPPFLAGS): Renamed from ...
2352 (INCLUDES): ... this.
2353 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
2354 (AM_CPPFLAGS): Renamed from ...
2355 (INCLUDE): ... this.
2356 * Makefile.in, testsuite/Makefile.in: Regenerate.
2358 * Makefile.in: Regenerate.
2359 * aclocal.m4: Likewise.
2360 * config.in: Likewise.
2361 * configure: Likewise.
2362 * testsuite/Makefile.in: Likewise.
2364 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2365 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
2366 * Makefile.in: Regenerate.
2367 * testsuite/Makefile.in: Regenerate.
2369 2009-08-19 Cary Coutant <ccoutant@google.com>
2371 * resolve.cc (Symbol_table::resolve): Don't complain about defined
2372 symbols in shared libraries overridden by hidden or internal symbols
2373 in the main program.
2375 2009-08-19 Chris Demetriou <cgd@google.com>
2377 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
2378 checking source file names in error messages.
2380 2009-08-18 Doug Kwan <dougkwan@google.com>
2382 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
2383 an elcpp::Ehdr as parameter. Adjust call to set_target.
2384 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
2385 an elfcpp::Ehdr as parameter.
2386 * object.cc (Object::set_target): Remove the version that looks up
2387 a target and sets it.
2388 (Sized_relobj::setup): Take a Target object instead of
2389 an elfcpp::Ehdr as parameter. Adjust call to set_target.
2390 (make_elf_sized_object): Find target and ask target to
2392 * object.h: (Object::set_target): Remove the version that looks up
2393 a target and sets it.
2394 (Sized_relobj::setup): Take a Target object instead of
2395 an elfcpp:Ehdr as parameter.
2396 * target.cc: Include dynobj.h.
2397 (Target::do_make_elf_object_implementation): New.
2398 (Target::do_make_elf_object): New.
2399 * target.h (Target::make_elf_object): New template declaration.
2400 (Target::do_make_elf_object): New method declarations.
2401 (Target::do_make_elf_object_implementation): New template declaration.
2403 2009-08-14 Ian Lance Taylor <iant@google.com>
2405 * gold.h (FUNCTION_NAME): Define.
2406 (gold_unreachable): Use FUNCTION_NAME.
2408 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2410 * icf.cc (Icf::find_identical_sections): Issue a warning when a
2411 symbol in the --keep-unique list is not found.
2413 2009-08-12 Sriraman Tallam <tmsriram@google.com>
2415 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
2416 been maked as --keep-unique.
2417 (Icf::unfold_section): New function.
2418 * icf.h (Icf::unfold_section): New function.
2419 * options.h (General_options::keep_unique): New option.
2420 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
2421 * testsuite/Makefile.in: Regenerate.
2422 * testsuite/icf_keep_unique_test.sh: New file.
2423 * testsuite/icf_keep_unique_test.cc: New file.
2425 2009-08-12 Cary Coutant <ccoutant@google.com>
2428 * resolve.cc (Symbol_table::resolve): Check for references from
2429 dynamic objects to hidden and internal symbols.
2430 * testsuite/Makefile.am (hidden_test.sh): New test.
2431 * testsuite/Makefile.in: Regenerate.
2432 * testsuite/hidden_test.sh: New script.
2433 * testsuite/hidden_test_1.c: New test source.
2434 * testsuite/hidden_test_main.c: New test source.
2436 2009-08-11 Doug Kwan <dougkwan@google.com>
2438 * arm.cc: Update comments.
2439 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
2440 segment to locate the .ARM.exidx section if present.
2442 2009-08-09 Doug Kwan <dougkwan@google.com>
2444 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
2447 2009-08-07 Sriraman Tallam <tmsriram@google.com>
2448 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
2451 2009-08-06 Sriraman Tallam <tmsriram@google.com>
2453 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
2454 valid tls_segment only for non-debug-section relocations.
2455 * testsuite/Makefile.am: Add gc_tls_test.
2456 * testsuite/Makefile.in: Regenerate.
2457 * testsuite/gc_tls_test.cc: New file.
2458 * testsuite/gc_tls_test.sh: New file.
2460 2009-08-05 Sriraman Tallam <tmsriram@google.com>
2464 * Makefile.am (CCFILES): Add icf.cc.
2466 * Makefile.in: Regenerate.
2467 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
2468 * gc.h (gc_process_relocs): Populate lists used by icf to contain
2469 section, symbol and addend information for the relocs.
2470 * gold.cc (queue_middle_tasks): Call identical code folding.
2471 * gold.h: Add defines for multimap.
2472 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
2473 to the call of finalize_local_symbols.
2474 * main.cc (main): Create object of class Icf.
2475 * object.cc (Sized_relobj::do_layout): Allow this function to be
2476 called twice during icf.
2477 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
2478 to sections marked as identical by icf.
2479 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
2481 (Sized_relobj::do_section_entsize): New function.
2482 * object.h (Object::section_entsize): New function.
2483 (Object::do_section_entsize): New pure virtual function.
2484 (Relobj::finalize_local_symbols): Add new parameter.
2485 (Relobj::do_section_entsize): New function.
2486 * options.h (General_options::icf): New option.
2487 (General_options::icf_iterations): New option.
2488 (General_options::print_icf_sections): New option.
2489 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
2490 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
2491 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
2493 * symtab.cc (Symbol_table::is_section_folded): New function.
2494 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
2495 to sections marked as identical by icf.
2496 * symtab.h (Symbol_table::set_icf): New function.
2497 (Symbol_table::icf): New function.
2498 (Symbol_table::is_section_folded): New function.
2499 (Symbol_table::icf_): New data member.
2500 * target-reloc.h (relocate_section): Ignore sections folded by icf.
2501 * testsuite/Makefile.am: Add commands to build icf_test.
2502 * testsuite/Makefile.in: Regenerate.
2503 * testsuite/icf_test.sh: New file.
2504 * testsuite/icf_test.cc: New file.
2506 2009-07-24 Chris Demetriou <cgd@google.com>
2508 * layout.cc (is_compressible_debug_section): Fix incorrect
2509 comment about compressed section names.
2511 2009-07-20 Ian Lance Taylor <ian@airs.com>
2514 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
2516 2009-07-16 Ian Lance Taylor <iant@google.com>
2519 * layout.h: #include <map>.
2520 (class Kept_section): Change from struct to class. Add accessors
2521 and setters. Add section size to Comdat_group mapping. Change
2522 Comdat_group to std::map. Add is_comdat_ field. Add
2523 linkonce_size field in union.
2524 (class Layout): Update declaration of find_or_add_kept_section.
2525 Don't declare find_kept_object.
2526 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
2527 parameter. Add object, shndx, is_comdat, and is_group_name
2528 parameters. Change all callers. Adjust for new Kept_section.
2529 (Layout::find_kept_object): Remove.
2530 * object.cc (Sized_relobj::include_section_group): Update use of
2531 Kept_section. Rename secnum to shndx. Only record
2532 Kept_comdat_section if sections are the same size.
2533 (Sized_relobj::include_linkonce_section): Update use of
2534 Kept_section. Only record Kept_comdat_section if sections are the
2535 same size. Set size of linkonce section.
2536 (Sized_relobj::map_to_kept_section): Update call to
2537 get_kept_comdat_section.
2538 * object.h (class Sized_relobj): Rename fields in
2539 Kept_comdat_section to drop trailing underscores; change object
2540 field to Relobj*. Change Kept_comdat_section_table to store
2541 struct rather than pointer.
2542 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
2543 Add kept_object and kept_shndx parameters. Change all callers.
2544 (Sized_relobj::get_kept_comdat_section): Change return type to
2545 bool. Add kept_object and kept_shndx parameters. Change all
2547 * plugin.cc (Pluginobj::include_comdat_group): Update call to
2548 Layout::find_or_add_kept_section.
2550 2009-07-09 Ian Lance Taylor <iant@google.com>
2552 * merge.cc (Object_merge_map::initialize_input_to_output_map):
2553 Reserve space in the hash table.
2555 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
2557 * fileread.cc (File_read::get_mtime): New method.
2558 * fileread.h (Timespec): New structure.
2559 (File_read::get_mtime): New method.
2560 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
2561 Renamed from timestamp_nsec.
2562 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2564 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2566 (Incremental_inputs::report_archive): Save mtime; style fix.
2567 (Incremental_inputs::report_obejct): Save mtime; style fix.
2568 (Incremental_inputs::report_script): Save mtime; style fix.
2569 (Incremental_inputs::finalize_inputs): Style fix.
2570 (Incremental_inputs::finalize): Style fix.
2571 (Incremental_inputs::create_input_section_data): Store inputs
2573 * incremental.h (Incremental_inputs::report_script): Add mtime
2575 (Incremental_inputs::Input_info::Input_info): Intialize only one
2577 (Incremental_inputs::Input_info::archive): Move to nameless
2579 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2580 (Incremental_inputs::Input_info::script): Move to nameless union.
2581 (Incremental_inputs::mtime): New field.
2582 * script.cc (read_input_script): Pass file mtime to
2584 * script.h (Script_info::inputs): Style fix.
2586 2009-07-01 Ian Lance Taylor <ian@airs.com>
2588 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2591 2009-06-24 Ian Lance Taylor <iant@google.com>
2594 * layout.cc (Layout::choose_output_section): If we find an
2595 existing section, update the flags.
2596 (Layout::create_notes): New function, broken out of
2598 (Layout::finalize): Don't create note sections.
2599 (Layout::create_note): Don't crash if linker script discards
2601 (Layout::create_gold_note): Likewise.
2602 (Layout::create_build_id): Likewise. Don't set
2603 after_input_sections on the section.
2604 (Layout::create_executable_stack_info): Remove target parameter.
2606 * layout.h (class Layout): Declare create_notes. Update
2607 declaration of create_executable_stack_info.
2608 * gold.cc (queue_middle_tasks): Call create_notes.
2609 * output.cc (Output_section::update_flags_for_input_section): Move
2610 here from output.h. If SHF_ALLOC flag is newly set, mark address
2612 * output.h (Output_data::mark_address_invalid): New function.
2613 (class Output_section): Only declare, not define,
2614 update_flags_for_input_section. Remove set_flags.
2616 2009-06-24 Ian Lance Taylor <iant@google.com>
2618 * script-sections.cc (Output_section_definition::
2619 set_section_addresses): Rename shadowing local load_address to
2622 2009-06-24 Ian Lance Taylor <iant@google.com>
2625 * reloc.cc (relocate_sections): Skip empty relocation sections.
2627 2009-06-23 Ian Lance Taylor <iant@google.com>
2630 * layout.cc (Layout::create_note): Use choose_output_section
2631 rather than make_output_section.
2633 2009-06-23 Ian Lance Taylor <iant@google.com>
2636 * options.cc (General_options::parse_V): Set printed_version_.
2637 (General_options::General_options): Initialize printed_version_.
2638 * options.h (class General_options): Add printed_version_ field.
2639 * gold.cc (queue_initial_tasks): If there are no input files,
2640 don't give a fatal error if we printed the version information.
2641 (queue_middle_tasks): If using -r with a shared object, give a
2642 fatal error rather than an ordinary error.
2644 2009-06-23 Ian Lance Taylor <iant@google.com>
2647 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2648 (Layout::make_output_section): Set have_stabstr_section_ if we see
2649 a .stab*str section.
2650 (Layout::finalize): Call link_stabs_sections.
2651 (Layout::link_stabs_sections): New file.
2652 * layout.h (class Layout): Add have_stabstr_section_ field.
2653 Declare link_stabs_sections.
2655 2009-06-23 Doug Kwan <dougkwan@google.com>
2657 * Makefile.am (libgold_a_LIBADD): New.
2658 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2659 * Makefile.in: Regenerate.
2660 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2661 * configure: Regenerate.
2662 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2663 * fileread.cc: Include sys/state.h
2664 * gold.h: Declare memmem and strndup if found missing.
2665 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2667 2009-06-23 Ian Lance Taylor <iant@google.com>
2669 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2670 * configure: Rebuild.
2672 2009-06-23 Ian Lance Taylor <iant@google.com>
2675 * object.cc (Object::section_contents): Don't try to get a view if
2676 the section has length zero.
2677 (Object::handle_gnu_warning_section): If the section is empty, use
2678 the name of the section as the warning.
2680 2009-06-23 Ian Lance Taylor <iant@google.com>
2683 * stringpool.h (class Stringpool_template): Add optimize_ field.
2684 (Stringpool_template::set_optimize): New function.
2685 * stringpool.cc (Stringpool_template::Stringpool_template):
2686 Initialize optimize_ field.
2687 (Stringpool_template::set_string_offsets): Test local optimize
2688 fild rather than parameter.
2689 * layout.cc (Layout::Layout): Call set_optimize on the section
2692 2009-06-22 Ian Lance Taylor <iant@google.com>
2695 * yyscript.y: Parse TARGET.
2696 * script.cc (script_set_target): New function.
2697 * script-c.h (script_set_target): Declare.
2698 * options.cc (General_options::string_to_object_format): Rename
2699 from string_to_object_format in anonymous namespace. Change
2701 * options.h (class General_options): Declare
2702 string_to_object_format.
2704 2009-06-22 Ian Lance Taylor <iant@google.com>
2706 * script-sections.cc (Script_sections::create_segments): Don't put
2707 program headers in a PT_LOAD segment if -n or -N.
2709 2009-06-22 Ian Lance Taylor <iant@google.com>
2712 * options.h (class General_options): Add -z lazy and -z now. Sort
2713 -z options into alphabetical order.
2714 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2716 2009-06-21 Ian Lance Taylor <iant@google.com>
2718 * layout.cc (Layout::make_output_section): Call
2719 Target::new_output_section.
2720 (Layout::attach_allocated_section_to_segment): Put large section
2721 sections in a separate load segment with the large segment flag
2723 (Layout::segment_precedes): Sort large data segments after other
2725 (align_file_offset): New static function.
2726 (Layout::set_segment_offsets): Use align_file_offset.
2727 * output.h (class Output_section): Add is_small_section_ and
2728 is_large_section_ fields.
2729 (Output_section::is_small_section): New function.
2730 (Output_section::set_is_small_section): New function.
2731 (Output_section::is_large_section): New function.
2732 (Output_section::set_is_large_section): New function.
2733 (Output_section::is_large_data_section): New function.
2734 (class Output_segment): Add is_large_data_segment_ field.
2735 (Output_segment::is_large_data_segment): New function.
2736 (Output_segment::set_is_large_data_segment): New function.
2737 * output.cc (Output_section::Output_section): Initialize new
2739 (Output_segment::Output_segment): Likewise.
2740 (Output_segment::add_output_section): Add assertion that large
2741 data sections always go in large data segments. Force small data
2742 sections to the end of the list of data sections. Force small BSS
2743 sections to the start of the list of BSS sections. For large BSS
2744 sections to the end of the list of BSS sections.
2745 * symtab.h (class Symbol): Declare is_common_shndx.
2746 (Symbol::is_defined): Check Symbol::is_common_shndx.
2747 (Symbol::is_common): Likewise.
2748 (class Symbol_table): Define enum Commons_section_type. Update
2749 declarations. Add small_commons_ and large_commons_ fields.
2750 * symtab.cc (Symbol::is_common_shndx): New function.
2751 (Symbol_table::Symbol_table): Initialize new fields.
2752 (Symbol_table::add_from_object): Put small and large common
2753 symbols in the right list.
2754 (Symbol_table::sized_finalized_symbol): Check
2755 Symbol::is_common_shndx.
2756 (Symbol_table::sized_write_globals): Likewise.
2757 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2758 common symbol lists. Don't call do_allocate_commons_list if the
2760 (Symbol_table::do_allocate_commons_list): Remove is_tls
2761 parameter. Add comons_section_type parameter. Change all
2762 callers. Handle small and large common symbols.
2763 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2764 Symbol::is_common_shndx.
2765 * resolve.cc (symbol_to_bits): Likewise.
2766 * target.h (Target::small_common_shndx): New function.
2767 (Target::small_common_section_flags): New function.
2768 (Target::large_common_shndx): New function.
2769 (Target::large_common_section_flags): New function.
2770 (Target::new_output_section): New function.
2771 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2772 small_common_section_flags, and large_common_section_flags
2774 (Target::do_new_output_section): New virtual function.
2775 * arm.cc (Target_arm::arm_info): Initialize new fields.
2776 * i386.cc (Target_i386::i386_info): Likewise.
2777 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2779 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2780 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2781 (Target_x86_64::do_new_output_section): New function.
2782 * configure.ac: Define conditional MCMODEL_MEDIUM.
2783 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2784 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2785 (large_LDFLAGS): Define.
2786 * testsuite/large.c: New file.
2787 * testsuite/testfile.cc (Target_test::test_target_info):
2788 Initialize new fields.
2789 * configure, testsuite/Makefile.in: Rebuild.
2791 2009-06-05 Doug Kwan <dougkwan@google.com>
2793 * Makefile.am (CCFILES): Add target.cc.
2794 * Makefile.in: Regenerate.
2795 * i386.cc (class Target_i386): Define new virtual method to
2796 override do_is_local_label_name in parent.
2797 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2798 local symbols if --discard-locals or -X is given.
2799 * options.h (class General_options): Declare new options
2800 '--discard-locals' and '-X' for discarding locals.
2801 * target.h (class Target): Define new methods is_local_label_name.
2802 Declare new virtual method do_is_local_label_name.
2803 * target.cc: New file.
2804 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2805 (check_SCRIPTS): Add discard_locals_test.sh.
2806 (check_DATA): Add discard_local_tests.syms.
2807 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2808 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2809 * testsuite/Makefile.in: Regenerate.
2810 * testsuite/discard_locals_test.c: New file.
2811 * testsuite/discard_locals_test.sh: Same.
2813 2009-06-05 Doug Kwan <dougkwan@google.com>
2815 * object.cc (Sized_relobj::Sized_relobj): Initialize
2816 discarded_eh_frame_shndx_ to -1U.
2817 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2819 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2820 a discarded .eh_frame section.
2821 (Sized_relobj::do_finalize_local_symbols): Ditto.
2822 * object.h (class Sized_relobj): Declare new member
2823 discarded_eh_frame_shndx_.
2824 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2825 (local_labels_test.o, local_labels_test): New rules.
2826 * testsuite/Makefile.in: Regenerate.
2828 2009-06-04 Doug Kwan <dougkwan@google.com>
2830 * layout.cc (Layout::section_name_mapping): Add mapping for
2831 special ARM sections.
2833 2009-06-03 Doug Kwan <dougkwan@google.com>
2835 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2836 (utils::has_overflow): Same.
2838 2009-06-03 Ian Lance Taylor <iant@google.com>
2840 * layout.cc (Layout::section_name_mapping): New array, replacing
2841 Layout::linkonce_mapping.
2842 (Layout::section_name_mapping_count): New variable, replacing
2843 Layout::linkonce_mapping_count.
2844 (Layout::linkonce_output_name): Remove.
2845 (Layout::output_section_name): Rewrite.
2846 * layout.h (class Layout): Rename Linkonce_mapping to
2847 Section_name_mapping, linkonce_mapping to section_name_mapping,
2848 linkonce_mapping_count to section_name_mapping_count. Don't
2849 declare linkonce_output_name.
2851 2009-06-03 Doug Kwan <dougkwan@google.com>
2853 * gold/arm.cc (namespace utils): New.
2854 (Target_arm::reloc_is_non_pic): Define new method.
2855 (class Arm_relocate_functions): New.
2856 (Target_arm::Relocate::relocate): Handle relocation types used by
2859 2009-06-03 Ian Lance Taylor <iant@google.com>
2861 * arm.cc (Target_arm::scan::global): Use || instead of |.
2863 2009-06-02 Doug Kwan <dougkwan@google.com>
2865 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2866 issued_non_pic_error_.
2867 (class Target_arm::Scan): Declare new method check_non_pic.
2868 Define new method symbol_needs_plt_entry.
2869 Declare new data member issued_non_pic_error_.
2870 (class Target_arm::Relocate): Declare new method
2871 should_apply_static_reloc.
2872 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2873 (Target_arm::Scan::check_non_pic): Define new method.
2874 (Target_arm::Scan::local): Handle a small subset of reloc types used
2876 (Target_arm::Scan::local): Same.
2877 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2879 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2881 * incremental.cc (Incremental_inputs::report_command_line): Filter
2882 out --incremental-* options.
2884 2009-05-29 Doug Kwan <dougkwan@google.com>
2886 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2888 (class Target_arm): Update comment.
2889 (Target_arm::Target_arm): Initialize new data members GOT_,
2890 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2891 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2892 and Target_arm::rel_dyn_section.
2893 Declare new_enum Target_arm::Got_type.
2894 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2896 Update commments for member do_dynsym_value.
2897 (Target_arm::got_size, Target_arm::plt_section,
2898 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2899 new methods inside class defintion.
2900 (Target_arm::got_section): Define new method.
2901 (Target_arm::rel_dyn_section): Same.
2902 (Output_data_plt_arm): New template class.
2903 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2904 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2905 (Output_data_plt_arm::add_entry): Same.
2906 (Output_data_plt_arm::first_plt_entry): Define new
2907 static data member for PLT instruction template.
2908 (Output_data_plt_arm::plt_entry): Same.
2909 (Output_data_plt_arm::do_write): Define new method.
2910 (Target_arm::make_plt_entry): Same.
2911 (Target_arm::do_finalize_sections): Same.
2912 (Target_arm::do_dynsym_value): Same.
2914 2009-05-28 Doug Kwan <dougkwan@google.com>
2916 * Makefile.am (TARGETSOURCES): Add arm.cc.
2917 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2918 * Makefile.in: Regenerate.
2920 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2922 2009-05-26 Doug Kwan <dougkwan@google.com>
2924 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2925 (General_options::check_excluded_libs): Strip off directories in
2926 archive name before matching like GNU ld does.
2927 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2928 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2929 (exclude_libs_test_LDFLAGS): Add linker option
2930 -Wl,--exclude-libs,libexclude_libs_test_3
2931 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2932 an explicit archive without using -l.
2933 (alt/libexclude_libs_test_3.a): New make rule.
2934 * testsuite/Makefile.in: Regenerate.
2935 * testsuite/exclude_libs_test.c : Declare lib3_default().
2937 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2938 * exclude_libs_test_3.c: New file.
2940 2009-05-26 Nick Clifton <nickc@redhat.com>
2942 * po/id.po: New Indonesian translation.
2943 * po/gold.pot: Updated template file.
2945 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2947 * testsuite/Makefile.am: Add -ffunction-sections to compile
2948 gc_comdat_test files. Add -Wl,--gc-sections to build
2950 * testsuite/Makefile.in: Regenerate.
2951 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2953 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2955 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2956 kept comdat section was garbage collected.
2957 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2958 * testsuite/Makefile.in: Regenerate.
2959 * testsuite/gc_comdat_test.sh: New file.
2960 * testsuite/gc_comdat_test_1.cc: New file.
2961 * testsuite/gc_comdat_test_2.cc: New file.
2963 2009-05-19 Doug Kwan <dougkwan@google.com>
2965 * archive.cc (Archive::Archive): Move constructor from archive.h
2966 to here. Initialize no_export_.
2967 (Archive::get_elf_object_for_member): Set no_export flag of object.
2968 * archive.h (Archive::Archive): Move constructor body to
2970 (Archive::no_export): New method.
2971 (Archive::no_export_): New field.
2972 * object.h (Object::Object): Initialize no_export_ to false.
2973 (Object::no_export, Object::set_no_export): New methods.
2974 (Object::no_export_): New field.
2975 * options.cc (General_options::parse_exclude_libs): New method.
2976 (General_options::check_excluded_libs) Same.
2977 * options.h (exclude_libs): New option.
2978 (General_options::check_excluded_libs): New method declaration.
2979 (General_options::excluded_libs_): New field.
2980 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2981 default or protected visibility if an object has no-export flag set.
2982 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2983 (check_SCRIPTS): Add exclude_libs_test.sh.
2984 (check_DATA): Add exclude_libs_test.syms.
2985 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2986 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2987 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2988 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2989 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2990 libexclude_libs_test_2.a): New rules.
2991 * testsuite/Makefile.in: Regenerate.
2992 * testsuite/exclude_libs_test.c: New file.
2993 * testsuite/exclude_libs_test.sh: Ditto.
2994 * testsuite/exclude_libs_test_1.c: Ditto.
2995 * testsuite/exclude_libs_test_2.c: Ditto.
2997 2009-05-15 Ian Lance Taylor <iant@google.com>
2999 * configure.ac: Check for declarations for cases where libiberty.h
3000 checks HAVE_DECL_xxx.
3001 * configure, config.in: Rebuild.
3003 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
3005 * gold.h (Incremental_argument_list): Remove (invalid) forward
3007 * incremental.cc (Incremental_inputs::report_achive): New method.
3008 (Incremental_inputs::report_object): New method.
3009 (Incremental_inputs::report_script): New method.
3010 (Incremental_inputs::finalize_inputs): New method.
3011 (Incremental_inputs::finalize): Call finalize_inputs().
3012 (Incremental_inputs::sized_create_incremental_inputs_section_data):
3013 Create inputs entries.
3014 * incremental.h (Incremental_input_type): New enum.
3015 (Incremental_inputs::Incremental_input): Initialize new fields.
3016 (Incremental_inputs::report_inputs): New method.
3017 (Incremental_inputs::report_achive): New method.
3018 (Incremental_inputs::report_object): New method.
3019 (Incremental_inputs::report_script): New method.
3020 (Incremental_inputs::finalize_inputs): New method.
3021 (Incremental_inputs::Input_info): New struct.
3022 (Incremental_inputs::Input_info_map): New typedef.
3023 (Incremental_inputs::lock_): New field.
3024 (Incremental_inputs::Inputs_): New field.
3025 (Incremental_inputs::Inputs_map): New field.
3026 * main.cc (main): Call Incremental_input::report_inputs.
3027 * options.h (Input_argument_list): Typedef moved from
3029 (Input_file_group::Files): Remove, use ::Input_argument_list.
3030 (Input_file_group::Input_argument_list): Remove, use
3031 ::Input_argument_list.
3032 * plugin.cc (Plugin_manager::add_input_file): Add error in
3034 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
3036 * script.cc (read_input_script): Call
3037 Incremental_input::report_script.
3038 * script.h (Script_info): New class.
3040 2009-04-27 Ian Lance Taylor <iant@google.com>
3042 * x86_64.cc (do_adjust_output_section): Set entsize to
3045 2009-04-23 Elliott Hughes <enh@google.com>
3047 * output.cc (Output_file::close): After short writes, continue
3048 writing from the correct offset in the buffer being written.
3050 2009-04-23 Chris Demetriou <cgd@google.com>
3052 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
3053 * configure: Regenerate.
3054 * config.in: Regenerate.
3055 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
3056 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
3058 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
3060 * incremental.cc (Incremental_inputs_header_data): Renamed from
3061 Incremental_input_header_data.
3062 (Incremental_inputs_header_data::data_size): New field.
3063 (Incremental_inputs_header_data::put_input_file_count): Renamed
3064 from input_file_count.
3065 (Incremental_inputs_header_data::put_command_line_offset): Renamed
3066 from command_line_offset.
3067 (Incremental_inputs_header_data::put_reserved): Renamed from
3069 (Incremental_inputs_entry_data): Renamed from
3070 Incremental_input_entry_data.
3071 (Incremental_inputs_entry_data::data_size): New field.
3072 (Incremental_inputs::report_command_line): New method.
3073 (Incremental_inputs::finalize): New method.
3074 (Incremental_inputs::create_incremental_inputs_data): New method.
3075 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
3076 * incremental.h: New file.
3077 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
3078 (Layout::finalize): Create incremental inputs section in
3080 (Layout::create_incremental_info_sections): New method.
3081 * layout.h (Layout::incremental_inputs): New method.
3082 (Layout::create_incremental_info_sections): New method.
3083 (Layout::incremental_inputs_): New field.
3084 * main.cc (main): Notify Incremental_input of the command line.
3086 2009-04-01 Ian Lance Taylor <iant@google.com>
3087 Mikolaj Zalewski <mikolajz@google.com>
3089 * gold.h (reserve_unordered_map): Define, three versions, one for
3090 each version of Unordered_map.
3091 * layout.cc (Layout::Layout): Remove options parameter. Add
3092 number_of_input_files parameter. Don't initialize options_.
3093 Initialize number_of_input_files_ and resized_signatures_. Move
3094 sections_are_attached_.
3095 (Layout::layout_group): Reserve space for group_signatures_.
3096 (Layout::find_or_add_kept_section): Change name parameter to be a
3097 reference. Resize signatures_ map when it gets large enough.
3098 (Layout::layout_eh_frame): Use parameters->options() instead of
3100 (Layout::make_output_section): Likewise.
3101 (Layout::attach_allocated_section_to_segment): Likewise.
3102 (Layout::finalize, Layout::create_executable_stack): Likewise.
3103 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
3104 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
3105 * layout.h (class Layout): Update declarations. Remove options_
3106 field. Add number_of_input_files_ and resized_signatures_
3107 fields. Move sections_are_attached_ field.
3108 * main.cc (main): Pass number of input files to Layout
3109 constructor. Don't pass options.
3111 2009-03-30 Ian Lance Taylor <iant@google.com>
3113 * ffsll.c (ffsll): Correct implementation.
3115 2009-03-27 Ian Lance Taylor <iant@google.com>
3117 * ffsll.c: New file.
3118 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
3119 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
3120 * ftruncate.c (ftruncate): Declare before definition.
3121 * mremap.c (mremap): Likewise.
3122 * pread.c (pread): Likewise.
3123 * configure, Makefile.in, config.in: Rebuild.
3125 * mremap.c: New file.
3126 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
3127 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
3128 (mremap): Declare if HAVE_MREMAP is not defined.
3129 * configure, Makefile.in, config.in: Rebuild.
3131 2009-03-27 Cary Coutant <ccoutant@google.com>
3133 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
3134 position independent.
3135 * sparc.cc (Target_sparc::check_non_pic): Likewise.
3136 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
3138 2009-03-24 Cary Coutant <ccoutant@google.com>
3140 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
3142 (needs_dynamic_reloc): Likewise.
3144 2009-03-24 Ian Lance Taylor <iant@google.com>
3146 * yyscript.y (file_cmd): Recognize EXTERN.
3147 (extern_name_list, extern_name_list_body): New nonterminals.
3148 * script.cc (script_add_extern): Define.
3149 * script-c.h (script_add_extern): Declare.
3151 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
3153 * object.cc (is_elf_object): Define.
3154 * object.h (is_elf_object): Declare.
3155 * archive.cc (Archive::get_elf_object_for_member): Call
3157 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
3159 2009-03-24 Elliott Hughes <enh@google.com>
3161 * output.cc (Output_file::map_anonymous): Define.
3162 (Output_file::map): Use map_anonymous. If the regular mmap fails,
3163 try an anonymous one. Report the size if the mmap fails.
3164 * output.h (class Output_file): Declare map_anonymous.
3166 2009-03-24 Ian Lance Taylor <iant@google.com>
3168 * target-select.cc (instantiate_target): Don't acquire the lock if
3169 the instantiated_target_ field has already been set.
3171 2009-03-23 Ian Lance Taylor <iant@google.com>
3173 * gold-threads.h (class Initialize_lock): Define.
3174 * gold-threads.cc (class Initialize_lock_once): Define.
3175 (initialize_lock_control): New static variable.
3176 (initialize_lock_pointer): New static variable.
3177 (initialize_lock_once): New static function.
3178 (Initialize_lock::Initialize_lock): Define.
3179 (Initialize_lock::initialize): Define.
3180 * target-select.h: Include "gold-threads.h".
3181 (class Target_selector): Add lock_ and initialize_lock_ fields.
3182 Don't define instantiate_target, just declare it.
3183 * target-select.cc (Target_selector::Target_selector): Initialize
3185 (Target_selector::instantiate_target): Define.
3186 * descriptors.h: Include "gold-threads.h".
3187 (class Descriptors): Add initialize_lock_ field.
3188 * descriptors.cc (Descriptors::Descriptors): Initialize new
3190 (Descriptors::open): Use initialize_lock_ field
3191 * errors.h (class Errors): Add initialize_lock_ field.
3192 * errors.cc (Errors::Errors): Initialize new field.
3193 (Errors::initialize_lock): Use initialize_lock_ field.
3194 * powerpc.cc (class Target_selector_powerpc): Remove
3195 instantiated_target_ field. In do_recognize call
3196 instantiate_target rather than do_instantiate_target. In
3197 do_instantiate_target just allocate a new target.
3198 * sparc.cc (class Target_selector_sparc): Likewise.
3200 * freebsd.h: New file.
3201 * i386.cc: Include "freebsd.h".
3202 (Target_i386): Derive from Target_freebsd rather than
3204 (Target_selector_i386): Derive from Target_selector_freebsd rather
3205 than Target_selector.
3206 * x86_64.cc: Include "freebsd.h".
3207 (Target_x86_64): Derive from Target_freebsd rather than
3209 (Target_selector_x86_64): Derive from Target_selector_freebsd
3210 rather than Target_selector.
3211 * target.h (class Target): Add adjust_elf_header and
3212 do_adjust_elf_header.
3213 * output.cc (Output_file_header:: do_sized_write): Call target
3214 adjust_elf_header routine.
3215 * configure.tgt: Set targ_osabi.
3216 * configure.ac: Define GOLD_DEFAULT_OSABI.
3217 * parameters.cc (Parameters::default_target): Pass
3218 GOLD_DEFAULT_OSABI to select_target.
3219 * target-select.h (class Target_selector): Make instantiate_target
3220 protected rather than private.
3221 * Makefile.am (HFILES): Add freebsd.h.
3222 * configure, Makefile.in, config.in: Rebuild.
3224 * merge.cc (do_add_input_section): Correct pend value. Change
3225 message about last entry not being null terminated from error to
3228 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
3230 * incremental.cc: New file.
3231 * Makefile.am (CCFILES): Add incremental.cc.
3232 * Makefile.in: Rebuild.
3234 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
3236 * layout.cc (Layout::output_section_name): Preserve names
3237 of '.note.' sections.
3239 2009-03-19 Ian Lance Taylor <iant@google.com>
3241 * descriptors.cc (Descriptors::open): Check that the options are
3242 valid before using them.
3244 2009-03-18 Ian Lance Taylor <iant@google.com>
3246 * script-sections.h: Include <list>.
3247 (class Script_sections): Change Sections_elements from std::vector
3248 to std::list. Typedef public Elements_iterator. Add
3249 orphan_section_placement_, data_segment_align_start_, and
3250 saw_data_segment_align_ fields. Remove data_segment_align_index_
3252 * script-sections.cc (class Orphan_section_placement): New class.
3253 (class Sections_element): Add virtual functions is_relro and
3254 orphan_section_init. Remove virtual function place_orphan_here.
3255 (class Output_section_definition): Add is_relro and
3256 orphan_section_init. Remove place_orphan_here.
3257 (class Orphan_output_section): Likewise.
3258 (Script_sections::Script_sections): Update for field changes.
3259 (Script_sections::data_segment_align): Set saw_data_segment_align_
3260 and data_segment_align_start_, not data_segment_align_index.
3261 (Script_sections::data_segment_relro_end): Check
3262 saw_data_segment_align_. Use data_segment_align_start_ rather
3263 than data_segment_align_index_.
3264 (Script_sections::place_orphan): Rewrite to use
3265 Orphan_section_placement.
3267 2009-03-17 Ian Lance Taylor <iant@google.com>
3269 * archive.cc (Archive::add_symbols): Check for a version attached
3270 to the symbol name in the archive map.
3271 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
3272 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
3273 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
3274 (ver_test_11.a): New target.
3275 * testsuite/Makefile.in: Rebuild.
3277 * configure.ac: Check for chsize and posix_fallocate. Replace
3279 * ftruncate.c: New file, from gnulib.
3280 * output.cc (posix_fallocate): Define dummy version if not
3281 HAVE_POSIX_FALLOCATE.
3282 (Output_file::map): Call posix_fallocate rather than lseek and
3284 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
3285 * configure, Makefile.in, config.in: Rebuild.
3287 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
3289 * layout.h (Layout::create_note): Add section_name parameter.
3290 * layout.cc (Layout::create_note): Likewise.
3291 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
3293 2009-03-17 Ian Lance Taylor <iant@google.com>
3295 * descriptors.cc: Include "options.h".
3296 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
3297 (Descriptors::open): Always use O_CLOEXEC when opening a new
3298 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
3299 then set FD_CLOEXEC.
3301 * sparc.cc (class Target_sparc): Add has_got_section.
3302 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
3303 make sure we have a GOT section.
3305 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
3306 (Target_sparc::Scan::local): Likewise.
3307 (Target_sparc::Scan::global): Likewise.
3308 (Target_sparc::Relocate::relocate): Likewise.
3309 (Target_sparc::Relocate::relocate_tls): Likewise.
3311 * symtab.cc (Symbol_table::define_default_version): New function,
3312 broken out of add_from_object.
3313 (Symbol_table::add_from_object): Call define_default_version.
3314 (Symbol_table::define_special_symbol): Add resolve_oldsym
3315 parameter. Change all callers. If the version for a symbol comes
3316 from a version script, resolve it with the symbol with the same
3317 name with no version. Also add the symbol without a version if
3319 (do_define_in_output_data): If resolving with oldsym, don't delete
3321 (do_define_in_output_segment): Likewise.
3322 (do_define_as_constant): Likewise.
3323 * symtab.h (class Symbol_table): Update declarations.
3325 2009-03-13 Ian Lance Taylor <iant@google.com>
3327 * readsyms.cc (Read_symbols::incompatible_warning): New function.
3328 (Read_symbols::requeue): New function.
3329 (Read_symbols::do_read_symbols): If make_elf_object fails because
3330 the target type is not configured, and the file was searched for,
3331 issue a warning and retry with the next directory.
3332 (Add_symbols::run): If the file has an incompatible format, and
3333 it was searched for, requeue the Read_symbols task. On error,
3335 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
3336 dirindex parameter to constructor. Change all callers. Declare
3337 incompatible_warning and requeue.
3338 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
3339 input_argument_ and input_group_ fields. Add them to
3340 constructor. Change all callers.
3341 (class Read_script): Add dirindex_ field. Add it to constructor.
3343 * archive.cc (Archive::setup): Remove input_objects parameter.
3345 (Archive::get_file_and_offset): Likewise.
3346 (Archive::read_all_symbols): Likewise.
3347 (Archive::read_symbols): Likewise.
3348 (Archive::get_elf_object_for_member): Remove input_objects
3349 parameter. Add punconfigured parameter. Change all callers.
3350 (Archive::add_symbols): Change return type to bool. Check return
3351 value of include_member.
3352 (Archive::include_all_members): Likewise.
3353 (Archive::include_member): Change return type to bool. Return
3354 false if first included object has incompatible target. Set
3355 included_member_ field.
3356 (Add_archive_symbols::run): If add_symbols returns false, requeue
3358 * archive.h (class Archive): Add included_member_ field.
3359 Initialize it in constructor. Add input_file and searched_for
3360 methods. Update declarations.
3361 (class Add_archive_symbols): Add dirpath_, dirindex_, and
3362 input_argument_ fields. Add them to constructor. Change all
3364 * script.cc: Include "target-select.h".
3365 (class Parser_closure): Add skip_on_incompatible_target_ and
3366 found_incompatible_target_ fields. Add
3367 skip_on_incompatible_target parameter to constructor. Change all
3368 callers. Add methods skip_on_incompatible_target,
3369 clear_skip_on_incompatible_target, found_incompatible_target, and
3370 set_found_incompatible_target.
3371 (read_input_script): Add dirindex parameter. Change all callers.
3372 If parser finds an incompatible target, requeue Read_symbols
3374 (script_set_symbol): Clear skip_on_incompatible_target in
3376 (script_add_assertion, script_parse_option): Likewise.
3377 (script_start_sections, script_add_phdr): Likewise.
3378 (script_check_output_format): New function.
3379 * script.h (read_input_script): Update declaration.
3380 * script-c.h (script_check_output_format): Declare.
3381 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
3382 (ignore_cmd): Remove OUTPUT_FORMAT.
3383 * fileread.cc (Input_file::Input_file): Add explicit this.
3384 (Input_file::will_search_for): New function.
3385 (Input_file::open): Add pindex parameter. Change all callers.
3386 * fileread.h (class Input_file): Add input_file_argument method.
3387 Declare will_search_for. Update declarations.
3388 * object.cc (make_elf_object): Add punconfigured parameter.
3390 * object.h (class Object): Make input_file public. Add
3391 searched_for method.
3392 (make_elf_object): Update declaration.
3393 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
3395 * dirsearch.h (class Dirsearch): Update declaration.
3396 * options.h (class General_options): Add --warn-search-mismatch.
3397 * parameters.cc (Parameters::is_compatible_target): New function.
3398 * parameters.h (class Parameters): Declare is_compatible_target.
3399 * workqueue.cc (Workqueue::add_blocker): New function.
3400 * workqueue.h (class Workqueue): Declare add_blocker.
3402 * fileread.cc (Input_file::open): Remove options parameter.
3404 (Input_file::open_binary): Likewise.
3405 * script.cc (read_input_script): Likewise.
3406 * readsyms.h (class Read_symbols): Remove options_ field. Remove
3407 options parameter from constructor. Change all callers.
3408 (class Read_script): Likewise.
3409 * fileread.h (class Input_file): Update declarations.
3410 * script.h (read_input_script): Update declaration.
3412 2009-03-10 Nick Clifton <nickc@redhat.com>
3414 * po/es.po: New Spanish translation.
3416 2009-03-06 Cary Coutant <ccoutant@google.com>
3418 * options.cc (parse_short_option): Keep dash_z from registering itself.
3420 2009-03-03 Ian Lance Taylor <iant@google.com>
3423 * target-reloc.h (relocate_section): Pass output_section to
3425 * i386.cc (Target_i386::should_apply_static_reloc): Add
3426 output_section parameter. Change all callers.
3427 (Target_i386::Relocate::relocate): Add output_section parameter.
3428 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3429 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
3430 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
3431 * testsuite/two_file_shared.sh: New script.
3432 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
3433 (check_DATA): Add two_file_shared.dbg.
3434 (two_file_shared.dbg): New target.
3435 * testsuite/Makefile.in: Rebuild.
3437 2009-03-01 Ian Lance Taylor <iant@google.com>
3439 * configure.ac: Check for byteswap.h.
3440 * configure: Rebuild.
3441 * config.in: Rebuild.
3443 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
3445 * layout.cc (Layout::find_or_add_kept_section): New function.
3446 (Layout::add_comdat): Removed.
3447 * layout.h (struct Kept_section): Move out of class Layout.
3448 Remove trailing underscores from field names. Add group_sections
3449 field. Rename group_ field to is_group. Change all uses.
3450 (class Layout): Declare find_or_add_kept_section, not add_comdat.
3451 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
3452 comdat_groups_ field.
3453 (Sized_relobj::include_section_group): Use
3454 find_or_add_kept_section and Kept_section::group_sections.
3455 (Sized_relobj::include_linkonce_section): Likewise.
3456 * object.cc (class Sized_relobj): Don't define Comdat_group or
3457 Comdat_group_table. Remove find_comdat_group and
3458 add_comdat_group. Remove comdat_groups_ field.
3459 * plugin.cc (include_comdat_group): Use
3460 Layout::find_or_add_kept_section.
3462 2009-02-28 Ian Lance Taylor <iant@google.com>
3464 * README: --gc-sections and map files are now supported. Document
3465 some build requirements.
3468 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
3469 relocatable link set the value of the section symbol to zero.
3470 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
3471 relocatable link don't include the section address in the local
3474 2009-02-27 Ian Lance Taylor <iant@google.com>
3477 * options.h (class Search_directory): Add is_system_directory.
3478 (class General_options): Declare is_in_system_directory.
3479 * options.cc (get_relative_sysroot): Make static.
3480 (get_default_sysroot): Make static.
3481 (General_optoins::is_in_system_directory): New function.
3482 * fileread.cc (Input_file::is_in_system_directory): New function.
3483 * fileread.h (class Input_file): Declare is_in_system_directory.
3484 * object.h (class Object): Add is_in_system_directory.
3485 (class Input_objects): Remove system_library_directory_ field.
3486 * object.cc (Input_objects::add_object): Don't set
3487 system_library_directory_.
3488 (input_objects::found_in_system_library_directory): Remove.
3489 * symtab.cc (Symbol_table::write_globals): Remove input_objects
3490 parameter. Change all callers.
3491 (Symbol_table::sized_write_globals): Likewise.
3492 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
3493 Call Object::is_in_system_directory.
3494 * symtab.h (class Symbol_table): Update declarations.
3497 * descriptors.h (Open_descriptor): Add is_on_stack field.
3498 * descriptors.cc (Descriptors::open): If the descriptor is on the
3499 top of the stack, remove it. Initialize is_on_stack field.
3500 (Descriptors::release): Only add pod to stack if it is not on the
3502 (Descriptors::close_some_descriptor): Clear stack_next and
3506 * output.cc (Output_section::find_starting_output_address): Rename
3507 from starting_output_address; add PADDR parameter; change return
3509 * output.h (class Output_section): Declare
3510 find_starting_output_address instead of starting_output_address.
3511 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
3512 section symbol for which we can't find a merge section.
3515 * symtab.cc (Symbol_table::add_from_object): If the visibility is
3516 hidden or internal, force the symbol to be local.
3517 * resolve.cc (Symbol::override_visibility): Define.
3518 (Symbol::override_base): Use override_visibility.
3519 (Symbol_table::resolve): Likewise.
3520 (Symbol::override_base_with_special): Likewise.
3521 (Symbol_table::override_with_special): If the visibility is hidden
3522 or internal, force the symbol to be local.
3523 * symtab.h (class Symbol): Add set_visibility and
3524 override_visibility.
3525 * testsuite/ver_test_1.sh: New file.
3526 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
3527 (check_DATA): Add ver_test_1.syms.
3528 (ver_test_1.syms): New target.
3529 * testsuite/Makefile.in: Rebuild.
3531 2009-02-25 Cary Coutant <ccoutant@google.com>
3533 * layout.cc (Layout::choose_output_section): Don't rename sections
3534 when using a linker script that has a SECTIONS clause.
3535 * Makefile.in: Regenerate.
3537 * testsuite/Makefile.am (script_test_5.sh): New test case.
3538 * testsuite/Makefile.in: Regenerate.
3539 * testsuite/script_test_5.cc: New file.
3540 * testsuite/script_test_5.sh: New file.
3541 * testsuite/script_test_5.t: New file.
3543 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
3545 * archive.cc (Archive::include_member): Update calls to add_symbols.
3546 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
3547 the Layout argument.
3548 * dynobj.h (do_add_symbols): Add the Layout argument.
3549 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
3551 * object.h (Object::add_symbols): Add the Layout argument.
3552 (Object::do_add_symbols): Add the Layout argument.
3553 (Sized_relobj::do_add_symbols): Add the Layout argument.
3554 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
3555 Unify the two versions.
3556 (Add_plugin_symbols): Remove.
3557 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
3558 (Sized_pluginobj::do_add_symbols): Unify the two versions.
3559 (Add_plugin_symbols): Remove.
3560 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
3561 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
3562 (Add_symbols::run): Make it work with Pulginobj.
3564 2009-02-06 Ian Lance Taylor <iant@google.com>
3566 * object.cc (Sized_relobj::do_layout): Make info message start
3567 with lower case letter.
3569 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3571 * binary.cc: Fix file comment.
3573 * options.h (enum Incremental_disposition): Define.
3574 (class General_options): Add new options: --incremental,
3575 --incremental_changed, --incremental_unchanged,
3576 --incremental_unknown. Add incremental_disposition_ and
3577 implicit_incremental_ fields.
3578 (General_options::incremental_disposition): New function.
3579 (class Position_dependent_options): Add incremental_disposition
3581 (Position_dependent_options::copy_from_options): Set incremental
3583 * options.cc (General_options::parse_incremental_changed): New
3585 (General_options::parse_incremental_unchanged): New function.
3586 (General_options::parse_incremental_unknown): New function.
3587 (General_options::General_options): Initialize new fields
3588 incremental_disposition_ and implicit_incremental_.
3589 (General_options::finalize): Check for uasge of --incremental-*
3590 without --incremental.
3592 2009-02-06 Chris Demetriou <cgd@google.com>
3594 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3595 pointer and to report location as the file name associated with
3597 (gold_undefined_symbol_at_location): New function to replace the
3598 old gold_undefined_symbol functionality.
3599 * target-reloc.h (relocate_section): Update to use
3600 gold_undefined_symbol_at_location.
3601 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3602 Call gold_undefined_symbol function rather than gold_error.
3603 * errors.h (Errors::undefined_symbol): Take location as a
3604 string, rather than calculating it from a relocation.
3605 * errors.cc (Errors::fatal): Print "fatal error:" before the
3607 (Errors::error, Errors::error_at_location): Print "error: "
3608 before the formatted message.
3609 (Errors::undefined_symbol): Take location as a string, rather
3610 than calculating it from a relocation.
3611 (gold_undefined_symbol_at_location): New function akin to
3612 old gold_undefined_symbol, calculates location from relocation.
3613 (gold_undefined_symbol): Change to take only a Symbol pointer
3614 and to report location as the file name associated with the symbol.
3615 * testsuite/debug_msg.sh: Update for changed error messages.
3616 * testsuite/undef_symbol.sh: Likewise.
3618 2009-02-04 Duncan Sands <baldrick@free.fr>
3621 * reduced_debug_output.h
3622 (Output_reduced_debug_abbrev_section::failed): Use format for
3624 (Output_reduced_debug_info_section::faild): Likewise.
3626 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3628 * script.cc (Lazy_demangler): New class.
3629 (Version_script_info::get_symbol_version_helper): Demangle a
3632 2009-01-29 Cary Coutant <ccoutant@google.com>
3634 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3636 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3638 2009-01-28 Ian Lance Taylor <iant@google.com>
3640 * version.cc (version_string): Bump to 1.9.
3642 * gold.h: Include <cstring> and <stdint.h>.
3643 * version.cc: Include <cstdio>.
3644 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3646 * reduced_debug_output.cc (insert_into_vector): Rename from
3647 Insert_into_vector; change all callers. Use Swap_unaligned to
3648 avoid aliasing issue; remove union since it is unnecessary.
3650 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3652 * Makefile.am (CCFILES): Add gc.cc.
3654 * Makefile.in: Regenerate.
3655 * gold.cc (Gc_runner): New class.
3656 (queue_initial_tasks): Call garbage collection related tasks
3657 when corresponding options are invoked.
3658 (queue_middle_gc_tasks): New function.
3659 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3660 processed early before laying out sections during garbage collection.
3661 * gold.h (queue_middle_gc_tasks): New function.
3662 (is_prefix_of): Move from "layout.cc".
3663 * i386.cc (Target_i386::gc_process_relocs): New function.
3664 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3665 * main.cc (main): Create object of class "Garbage_collection".
3666 * object.cc (Relobj::copy_symbols_data): New function.
3667 (Relobj::is_section_name_included): New function.
3668 (Sized_relobj::do_layout): Allow this function to be called twice
3669 during garbage collection and defer layout of section during the
3671 * object.h (Relobj::get_symbols_data): New function.
3672 (Relobj::is_section_name_included): New function.
3673 (Relobj::copy_symbols_data): New function.
3674 (Relobj::set_symbols_data): New function.
3675 (Relobj::get_relocs_data): New function.
3676 (Relobj::set_relocs_data): New function.
3677 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3678 (Relobj::gc_process_relocs): New function.
3679 (Relobj::do_gc_process_relocs): New pure virtual function.
3680 (Relobj::sd_): New data member.
3681 (Sized_relobj::is_output_section_offset_invalid): New function.
3682 (Sized_relobj::do_gc_process_relocs): New function.
3683 * options.h (General_options::gc_sections): Modify to not be a no-op.
3684 (General_options::print_gc_sections): New option.
3685 * plugin.cc (Plugin_finish::run): Remove function call to
3686 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3687 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3688 * reloc.cc (Read_relocs::run): Add task to process relocs and
3689 determine unreferenced sections when doing garbage collection.
3690 (Gc_process_relocs): New class.
3691 (Sized_relobj::do_gc_process_relocs): New function.
3692 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3693 sections that are garbage collected.
3694 * reloc.h (Gc_process_relocs): New class.
3695 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3696 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3697 symbols whose corresponding sections are garbage collected.
3698 (Symbol_table::Symbol_table): Add new parameter for the garbage
3700 (Symbol_table::gc_mark_undef_symbols): New function.
3701 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3702 (Symbol_table::gc_mark_dyn_syms): New function.
3703 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3705 (Symbol_table::add_from_object): Likewise.
3706 (Symbol_table::add_from_relobj): When building shared objects, do not
3707 treat externally visible symbols as garbage.
3708 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3709 table information for static and relocatable links.
3710 * symtab.h (Symbol_table::set_gc): New function.
3711 (Symbol_table::gc): New function.
3712 (Symbol_table::gc_mark_undef_symbols): New function.
3713 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3714 (Symbol_table::gc_mark_dyn_syms): New function.
3715 (Symbol_table::gc_): New data member.
3716 * target.h (Sized_target::gc_process_relocs): New pure virtual
3718 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3719 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3721 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3723 * options.h (General_options::gc_sections): Define as a no-op for now.
3724 (General_options::no_keep_memory): Ditto.
3725 (General_options::Bshareable): Define.
3726 * options.cc (General_options::finalize): Honor -Bshareable.
3728 2009-01-20 Andreas Schwab <schwab@suse.de>
3730 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3731 read the value in the contents, since we don't use it. Use the
3732 template endianness when writing.
3733 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3735 2009-01-19 Andreas Schwab <schwab@suse.de>
3737 * configure.tgt (powerpc64-*): Fix targ_obj.
3739 2009-01-15 Ian Lance Taylor <iant@google.com>
3741 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3742 local symbols when stripping all symbols.
3744 2009-01-14 Cary Coutant <ccoutant@google.com>
3746 * output.cc (Output_reloc): Add explicit instantiations.
3748 2009-01-14 Cary Coutant <ccoutant@google.com>
3750 * archive.cc (Archive::get_elf_object_for_member): Remove call
3751 to File_read::claim_for_plugin.
3752 * descriptors.cc (Descriptors::open): Remove reference to
3754 (Descriptors::claim_for_plugin): Remove.
3755 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3756 (Descriptors::is_claimed): Remove.
3757 (claim_descriptor_for_plugin): Remove.
3758 * fileread.cc (File_read::claim_for_plugin): Remove.
3759 * fileread.h (File_read::claim_for_plugin): Remove.
3760 (File_read::descriptor): Reopen descriptor if necessary.
3761 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3762 (Plugin_manager::all_symbols_read): Add task parameter. Change
3764 (Plugin_manager::get_input_file): New function.
3765 (Plugin_manager::release_input_file): New function.
3766 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3767 corresponding data member.
3768 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3769 and pass to base constructor. Change all callers.
3770 (get_input_file, release_input_file): New functions.
3771 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3772 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3773 (Plugin_manager::all_symbols_read): Add task parameter.
3774 (Plugin_manager::get_input_file): New function.
3775 (Plugin_manager::release_input_file): New function.
3776 (Plugin_manager::task_): New data member.
3777 (Pluginobj::Pluginobj): Add filesize parameter.
3778 (Pluginobj::filename): New function.
3779 (Pluginobj::descriptor): New function.
3780 (Pluginobj::filesize): New function.
3781 (Pluginobj::filesize_): New data member.
3782 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3783 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3784 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3786 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3787 with archive libraries.
3788 * testsuite/Makefile.in: Regenerate.
3789 * testsuite/plugin_test.c (struct sym_info): New type.
3790 (get_input_file, release_input_file): New static variables.
3791 (onload): Capture new transfer vector entries.
3792 (claim_file_hook): Stop reading at end of file according to filesize.
3793 Factor out parsing of readelf output into separate function.
3794 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3795 APIs and get the source file name from the symbol table. Convert
3796 source file name to corresponding object file name. Print info
3797 message when adding new input files.
3798 (parse_readelf_line): New function.
3799 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3800 * testsuite/plugin_test_2.sh: Likewise.
3801 * testsuite/plugin_test_3.sh: Likewise.
3802 * testsuite/plugin_test_4.sh: New test case.
3804 2009-01-07 Ian Lance Taylor <iant@google.com>
3806 * version.cc (version_string): Bump to 1.8.
3808 2008-12-23 Cary Coutant <ccoutant@google.com>
3810 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3811 * plugin.cc (Plugin_manager::finish): Rename as
3812 layout_deferred_objects. Move cleanup to separate function.
3813 (Plugin_manager::cleanup): New function.
3814 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3816 * plugin.h (Plugin_manager::finish): Rename as
3817 layout_deferred_objects.
3818 (Plugin_manager::cleanup): New function.
3819 (Plugin_manager::cleanup_done): New field.
3821 2008-12-23 Cary Coutant <ccoutant@google.com>
3823 * plugin.cc (is_visible_from_outside): New function.
3824 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3825 so we don't return "IR only" status for exported symbols or -r links.
3827 * testsuite/Makefile.am (plugin_test_3): New test case.
3828 * testsuite/Makefile.in: Regenerate.
3829 * testsuite/plugin_test_3.sh: New file.
3831 2008-12-22 Cary Coutant <ccoutant@google.com>
3833 * object.cc (Sized_relobj::layout_section): New function.
3834 (Sized_relobj::do_layout): Defer layout of input sections until after
3835 plugin has provided replacement files.
3836 (Sized_relobj::do_layout_deferred_sections): New function.
3837 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3838 (Relobj::layout_deferred_sections): New function.
3839 (Relobj::do_layout_deferred_sections): New function.
3840 (Sized_relobj::do_layout_deferred_sections): New function.
3841 (Sized_relobj::layout_section): New function.
3842 (Sized_relobj::Deferred_layout): New structure.
3843 (Sized_relobj::deferred_layout_): New field.
3844 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3845 Change all callers. Layout deferred sections.
3846 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3848 (Plugin_hook::run): Move code from do_plugin_hook inline.
3849 (Plugin_hook::do_plugin_hook): Remove.
3850 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3851 (Plugin_manager::finish): Renamed, was cleanup.
3852 (Plugin_manager::should_defer_layout): New function.
3853 (Plugin_manager::add_deferred_layout_object): New function.
3854 (Plugin_manager::Deferred_layout_list): New type.
3855 (Plugin_manager::deferred_layout_objects_): New field.
3856 (Plugin_hook::do_plugin_hook): Remove.
3858 2008-12-17 Ian Lance Taylor <iant@google.com>
3860 * options.h (class General_options): Add --no case for
3863 2008-12-16 Cary Coutant <ccoutant@google.com>
3865 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3867 (Plugin_manager::claim_file): Create plugin object even if
3868 plugin did not call the add_symbols callback.
3869 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3870 asking for more symbols than were added.
3871 * testsuite/Makefile.am (plugin_test_1): Add test case with
3873 (empty.syms): New target.
3874 * testsuite/Makefile.in: Regenerate.
3875 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3876 message. Don't call add_symbols if no globals.
3877 (all_symbols_read_hook): Don't provide replacement for empty
3880 2008-12-12 Ian Lance Taylor <iant@google.com>
3882 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3883 r_type == 0 for a local symbol with r_sym == 0.
3884 (scan_relocatable_relocs): Pass r_sym to
3885 local_non_section_strategy.
3886 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3889 * configure.ac: Update test for TLS descriptors: they are
3890 supported as of glibc 2.9.
3891 * configure: Rebuild.
3893 2008-12-11 Ian Lance Taylor <iant@google.com>
3896 * target-reloc.h (Default_scan_relocatable_relocs): For each
3897 function, map r_type == 0 to RELOC_DISCARD.
3899 2008-12-10 Cary Coutant <ccoutant@google.com>
3901 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3902 object to override a kept COMDAT group from a plugin object.
3904 2008-12-09 Ian Lance Taylor <iant@google.com>
3907 * yyscript.y (file_cmd): Handle INPUT.
3909 * testsuite/initpri1.c: Change all declarations to be full
3910 prototypes by adding void, to avoid compiler warnings.
3912 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3914 * options.cc (General_options::parse_plugin_opt): New.
3915 (General_options::add_plugin): The argument now is just the filename.
3916 (General_options::add_plugin_option): New.
3917 * options.h (plugin_opt): New.
3918 (add_plugin): Change argument name.
3919 (add_plugin_option): New.
3920 * plugin.cc (Plugin::load): Don't parse the plugin option.
3921 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3922 (Plugin::add_option): New.
3923 (Plugin::args_): Change type.
3924 (Plugin::filename_): New.
3925 (Plugin_manager::add_plugin_option): New.
3926 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3927 * testsuite/Makefile.in: Regenerate.
3929 2008-12-05 Cary Coutant <ccoutant@google.com>
3931 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3932 Handle --strip-lto-sections option.
3933 * options.h (strip_lto_sections): New option.
3935 2008-12-01 Cary Coutant <ccoutant@google.com>
3937 * plugin.cc (ld_plugin_message): Change format parameter to const.
3938 Fix mismatch between new[] and delete.
3940 2008-11-14 Cary Coutant <ccoutant@google.com>
3942 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3945 2008-11-05 Craig Silverstein <csilvers@google.com>
3947 * options.cc (General_options::parse_dynamic_list): New function.
3948 * options.h (General_options): New flags dynamic_list,
3949 dynamic_list_data, dynamic_list_cpp_new, and
3950 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3951 (General_options::in_dynamic_list): New function.
3952 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3953 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3954 (Lex::can_continue_name): Likewise.
3956 (read_script_file): New parameter script_options.
3957 (read_dynamic_list): New function.
3958 (Script_options::define_dynamic_list): New function.
3959 (dynamic_list_keyword_parsecodes): New variable.
3960 (dynamic_list_keywords): New variable.
3961 * script.h (Script_options::define_dynamic_list): New function
3963 (read_dynamic_list): New function prototype.
3964 * symtab.cc (strprefix): New macro.
3965 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3966 dynamic_list_data, dynamic_list_cpp_new, and
3967 dynamic_list_cpp_typeinfo.
3968 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3969 (dynamic_list_expr): New rule.
3970 (dynamic_list_nodes): Likewise.
3971 (dynamic_list_node): Likewise.
3972 * testsuite/Makefile.am (dynamic_list): New test.
3973 * testsuite/Makefile.in: Regenerated.
3974 * testsuite/dynamic_list.t: New file.
3975 * testsuite/dynamic_list.sh: New file.
3977 2008-11-05 Craig Silverstein <csilvers@google.com>
3979 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3980 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3981 (t11_last): Likewise.
3982 * testsuite/ver_test_6.c (main): Likewise.
3984 2008-10-07 Cary Coutant <ccoutant@google.com>
3986 * options.c (General_options::finalize): Add check for -static and
3988 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3991 2008-10-02 Cary Coutant <ccoutant@google.com>
3993 * plugin.cc (make_sized_plugin_object): Fix conditional
3994 compilation to work when not all targets are enabled.
3996 2008-09-29 Cary Coutant <ccoutant@google.com>
3998 * archive.cc (Archive::get_file_and_offset): Use filename instead
3999 of name to get library path.
4000 (Archive::include_member): Unlock external member of a thin archive.
4002 * testsuite/Makefile.am (TEST_AR): New variable.
4003 (thin_archive_test_1): New test.
4004 (thin_archive_test_2): New test.
4005 * testsuite/Makefile.in: Regenerate.
4006 * testsuite/thin_archive_main.cc: New file.
4007 * testsuite/thin_archive_test_1.cc: New file.
4008 * testsuite/thin_archive_test_2.cc: New file.
4009 * testsuite/thin_archive_test_3.cc: New file.
4010 * testsuite/thin_archive_test_4.cc: New file.
4012 2008-09-29 Cary Coutant <ccoutant@google.com>
4014 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
4015 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
4017 (Sized_relobj::do_finalize_local_symbols): Likewise.
4018 (Sized_relobj::map_to_kept_section): Likewise.
4019 * object.h (Sized_relobj::invalid_address): New constant.
4020 (Sized_relobj::do_output_section_offset): Check for invalid_address
4022 * output.cc (Output_reloc::local_section_offset): Use constant
4023 invalid_address instead of -1U.
4024 (Output_reloc::get_address): Likewise.
4025 (Output_section::output_address): Change -1U to -1ULL.
4026 * output.h (Output_reloc::invalid_address): New constant.
4027 * reloc.cc (Sized_relobj::write_sections): Use constant
4028 invalid_address instead of -1U.
4029 (Sized_relobj::relocate_sections): Likewise.
4030 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
4031 values for merge sections.
4032 * target-reloc.h (relocate_for_relocatable): Use constant
4033 invalid_address instead of -1U.
4035 2008-09-19 Cary Coutant <ccoutant@google.com>
4037 Add plugin functionality for link-time optimization (LTO).
4038 * configure.ac (plugins): Add --enable-plugins option.
4039 * configure: Regenerate.
4040 * config.in: Regenerate.
4041 * Makefile.am (LIBDL): New variable.
4042 (CCFILES): Add plugin.cc.
4043 (HFILES): Add plugin.h.
4044 (ldadd_var): Add LIBDL.
4045 * Makefile.in: Regenerate.
4047 * archive.cc: Include "plugin.h".
4048 (Archive::setup): Don't preread archive symbols when using a plugin.
4049 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
4050 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
4052 (Archive::include_member): Add symbols from plugin objects.
4053 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
4054 * descriptors.cc (Descriptors::open): Check for file descriptors
4055 abandoned by plugins.
4056 (Descriptors::claim_for_plugin): New function.
4057 * descriptors.h (Descriptors::claim_for_plugin): New function.
4058 (Open_descriptor::is_claimed): New field.
4059 (claim_descriptor_for_plugin): New function.
4060 * fileread.cc (File_read::claim_for_plugin): New function.
4061 * fileread.h (File_read::claim_for_plugin): New function.
4062 (File_read::descriptor): New function.
4063 * gold.cc: Include "plugin.h".
4064 (queue_initial_tasks): Add task to call plugin hooks for generating
4066 * main.cc: Include "plugin.h".
4067 (main): Load plugin libraries.
4068 * object.h (Pluginobj): Declare.
4069 (Object::pluginobj): New function.
4070 (Object::do_pluginobj): New function.
4071 (Object::set_target): New function.
4072 * options.cc: Include "plugin.h".
4073 (General_options::parse_plugin): New function.
4074 (General_options::General_options): Initialize plugins_ field.
4075 (General_options::add_plugin): New function.
4076 * options.h (Plugin_manager): Declare.
4077 (General_options): Add --plugin option.
4078 (General_options::has_plugins): New function.
4079 (General_options::plugins): New function.
4080 (General_options::add_plugin): New function.
4081 (General_options::plugins_): New field.
4082 * plugin.cc: New file.
4083 * plugin.h: New file.
4084 * readsyms.cc: Include "plugin.h".
4085 (Read_symbols::do_read_symbols): Check for archive before checking
4086 for ELF file. Call plugin hooks to claim files.
4087 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
4088 from a real object file; force override when processing replacement
4090 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
4091 (Symbol::init_base_object): Likewise.
4092 (Symbol::init_base_output_data): Likewise.
4093 (Symbol::init_base_output_segment): Likewise.
4094 (Symbol::init_base_constant): Likewise.
4095 (Symbol::init_base_undefined): Likewise.
4096 (Symbol::output_section): Assert that object is not a plugin.
4097 (Symbol_table::add_from_pluginobj): New function.
4098 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
4100 (Symbol_table::sized_write_globals): Likewise.
4101 (Symbol_table::add_from_pluginobj): Instantiate template.
4102 * symtab.h (Sized_pluginobj): Declare.
4103 (Symbol::in_real_elf): New function.
4104 (Symbol::set_in_real_elf): New function.
4105 (Symbol::in_real_elf_): New field.
4106 (Symbol_table::add_from_pluginobj): New function.
4108 * testsuite/Makefile.am (AM_CFLAGS): New variable.
4109 (LIBDL): New variable.
4111 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
4112 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
4113 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
4114 (MOSTLYCLEANFILES): Likewise.
4115 * testsuite/Makefile.in: Regenerate.
4116 * testsuite/plugin_test.c: New file.
4117 * testsuite/plugin_test_1.sh: New file.
4118 * testsuite/plugin_test_2.sh: New file.
4120 2008-09-16 Ian Lance Taylor <iant@google.com>
4122 * target-reloc.h (relocate_section): Check whether a symbol is
4123 defined by the ABI before reporting an undefined symbol error.
4124 * target.h (Target::is_defined_by_abi): Make parameter const.
4125 (Target::do_is_defined_by_abi): Likewise.
4126 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
4127 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
4128 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
4129 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
4130 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
4131 * testsuite/Makefile.in: Rebuild.
4133 * fileread.cc (make_view): Add casts to avoid warning.
4135 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4137 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
4138 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4140 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
4142 * options.h (General_options::output_is_executable): New.
4143 (General_options::output_is_pie): New.
4144 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
4145 for shared libraries.
4146 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
4148 2008-09-11 Chris Demetriou <cgd@google.com>
4150 * options.h (origin): New -z option.
4151 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
4152 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
4155 2008-09-05 Cary Coutant <ccoutant@google.com>
4157 * fileread.cc (File_read::make_view): Add check for attempt to map
4160 2008-09-05 Cary Coutant <ccoutant@google.com>
4162 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
4163 explicit instantiations.
4165 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
4168 * options.cc (General_options::finalize): Allow undefined symbols
4169 in shlibs if linking -shared.
4172 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
4173 symbols as not needing a dynsym entry.
4175 2008-08-20 Craig Silverstein <csilvers@google.com>
4177 * fileread.cc (File_read::open): Do not lock the file unless it
4178 was successfully opened.
4180 2008-08-14 Cary Coutant <ccoutant@google.com>
4182 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
4183 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
4184 * testsuite/tls_test.cc (struct int128): 128-bit struct
4185 for testing TLS relocs with non-zero addend.
4186 (v12): New TLS variable.
4188 (t_last): Add check for v12.
4189 * testsuite/tls_test.h (t12): New function.
4190 * testsuite/tls_test_main.cc (thread_routine): Call new test.
4192 2008-08-13 Ian Lance Taylor <iant@google.com>
4194 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
4195 set tls_segment_ or relro_segment_.
4196 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
4198 * output.h (Output_section::clear_is_relro): New function.
4199 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
4200 sections specially even when output_data_ is empty.
4201 (Output_segment::maximum_alignment): When first section is relro,
4202 only force alignment for PT_LOAD segments.
4203 * script.cc (script_data_segment_align): New function.
4204 (script_data_segment_relro_end): New function.
4205 * script-c.h (script_data_segment_align): Declare.
4206 (script_data_segment_relro_end): Declare.
4207 * script-sections.h (class Script_sections): Declare
4208 data_segment_align and data_segment_relro_end. Add fields
4209 segment_align_index_ and saw_relro_end_.
4210 * script-sections.cc (class Sections_element): Add set_is_relro
4211 virtual function. Add new bool* parameter to place_orphan_here.
4212 Add get_output_section virtual function.
4213 (class Output_section_definition): Add set_is_relro. Add new
4214 bool* parameter to place_orphan_here. Add get_output_section.
4215 Add is_relro_ field.
4216 (Output_section_definition::Output_section_definition): Initialize
4217 evaluated_address_, evaluated_load_address, evaluated_addralign_,
4218 and is_relro_ fields.
4219 (Output_section_definition::place_orphan_here): Add is_relro
4221 (Output_section_definition::set_section_addresses): Set relro for
4223 (Output_section_definition::alternate_constraint): Likewise.
4224 (class Orphan_output_section): Add new bool* parameter to
4225 place_orphan_here. Add get_output_section.
4226 (Orphan_output_section::place_orphan_here): Add is_relro
4228 (Script_sections::Script_sections): Initialize
4229 data_segment_align_index_ and saw_relro_end_.
4230 (Script_sections::data_segment_align): New function.
4231 (Script_sections::data_segment_relro_end): New function.
4232 (Script_sections::place_orphan): Set or clear is_relro.
4233 (Script_sections::set_section_addresses): Force alignment of first
4235 * yyscript.y (exp): Call script_data_segment_align and
4236 script_data_segment_relro_end.
4237 * testsuite/relro_script_test.t: New file.
4238 * testsuite/relro_test.cc (using_script): Declare.
4239 (t1, t2): Test using_script.
4240 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
4241 (relro_script_test_SOURCES): Define.
4242 (relro_script_test_DEPENDENCIES): Define.
4243 (relro_script_test_LDFLAGS): Define.
4244 (relro_script_test_LDADD): Define.
4245 (relro_script_test.so): New target.
4246 * testsuite/Makefile.in: Rebuild.
4248 2008-08-06 Cary Coutant <ccoutant@google.com>
4250 * archive.cc (Archive::total_archives, Archive::total_members)
4251 (Archive::total_members_loaded): New variables.
4252 (Archive::setup): Add parameter. Add option to preread
4254 (Archive::read_armap): Add counter.
4255 (Archive::get_file_and_offset): New function.
4256 (Archive::get_elf_object_for_member): New function.
4257 (Archive::read_all_symbols): New function.
4258 (Archive::read_symbols): New function.
4259 (Archive::add_symbols): Add counters.
4260 (Archive::include_all_members): Use armap to find members if it's
4262 (Archive::include_member): Skip reading symbols if already read.
4263 Factored code into Archive::get_file_and_offset and
4264 Archive::get_elf_object_for_member. Changed call to
4265 Mapfile::report_include_archive_member.
4266 (Archive::print_stats): New function.
4267 * archive.h: Declare Object and Read_symbols_data classes.
4268 (Archive::Archive): Add initializers for new members.
4269 (Archive::setup): Add parameter.
4270 (Archive::print_stats): New function.
4271 (Archive::total_archives, Archive::total_members)
4272 (Archive::total_members_loaded): New variables.
4273 (Archive::get_file_and_offset): New function.
4274 (Archive::get_elf_object_for_member): New function.
4275 (Archive::read_all_symbols): New function.
4276 (Archive::read_symbols): New function.
4277 (Archive::Archive_member): New class.
4278 (Archive::members_): New member.
4279 (Archive::num_members_): New member.
4280 * main.cc: Include archive.h.
4281 (main): Call Archive::print_stats.
4282 * mapfile.cc (Mapfile::report_include_archive_member): Delete
4283 archive parameter; member_name is now the fully-decorated name.
4284 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
4285 * options.h: (General_options): Add --preread-archive-symbols option.
4286 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
4289 2008-08-04 Ian Lance Taylor <iant@google.com>
4291 * symtab.h (Symbol::use_plt_offset): New function.
4292 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
4293 * powerpc.cc (Relocate::relocate): Likewise.
4294 * sparc.cc (Relocate::relocate): Likewise.
4295 * x86_64.cc (Relocate::relocate): Likewise.
4296 * testsuite/weak_plt.sh: New test.
4297 * testsuite/weak_plt_main.cc: New test.
4298 * testsuite/weak_plt_shared.cc: New test.
4299 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
4300 (check_PROGRAMS): Add weak_plt.
4301 (check_DATA): Add weak_plt_shared.so.
4302 (weak_plt_main_pic.o, weak_plt): New targets.
4303 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
4304 * testsuite/Makefile.in: Rebuild.
4306 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
4308 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
4309 * testsuite/Makefile.in: Rebuild.
4311 2008-08-04 Alan Modra <amodra@bigpond.net.au>
4313 * Makefile.am (POTFILES.in): Set LC_ALL=C.
4314 * Makefile.in: Regenerate.
4315 * po/POTFILES.in: Regenerate.
4317 2008-07-29 Ian Lance Taylor <iant@google.com>
4319 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
4320 symbols before other symbols.
4321 * testsuite/script_test_2.cc (test_addr): Declare.
4322 (test_addr_alias): Declare.
4323 (main): Check that test_addr and test_addr_alias have the right
4325 * testsuite/script_test_2.t: Define test_addr_alias and
4328 2008-07-24 Ian Lance Taylor <iant@google.com>
4331 * descriptors.cc: New file.
4332 * descriptors.h: New file.
4333 * gold-threads.h (class Hold_optional_lock): New class.
4334 * fileread.cc: Include "descriptors.h".
4335 (File_read::~File_read): Release descriptor rather than closing
4337 (File_read::open) [file]: Call open_descriptor rather than open.
4338 Set is_descriptor_opened_.
4339 (File_read::open) [memory]: Assert that descriptor is not open.
4340 (File_read::reopen_descriptor): New function.
4341 (File_read::release): Release descriptor.
4342 (File_read::do_read): Make non-const. Reopen descriptor.
4343 (File_read::read): Make non-const.
4344 (File_read::make_view): Reopen descriptor.
4345 (File_read::do_readv): Likewise.
4346 * fileread.h (class File_read): Add is_descriptor_opened_ field.
4347 Update declarations.
4348 * layout.cc: Include "descriptors.h".
4349 (Layout::create_build_id): Use open_descriptor rather than open.
4350 * output.cc: Include "descriptors.h".
4351 (Output_file::open): Use open_descriptor rather than open.
4352 * archive.cc (Archive::const_iterator): Change Archive to be
4354 (Archive::begin, Archive::end): Make non-const.
4355 (Archive::count_members): Likewise.
4356 * archive.h (class Archive): Update declarations.
4357 * object.h (Object::read): Make non-const.
4358 * Makefile.am (CCFILES): Add descriptors.cc.
4359 (HFILES): Add descriptors.h.
4360 * Makefile.in: Rebuild.
4363 * gold.h: Always include <clocale>. Add Solaris workarounds
4364 following code in binutils/sysdep.h.
4367 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
4368 this->eh_frame_hdr_ is NULL before using it.
4370 * dynobj.cc (Versions::Versions): Update comment.
4372 * dynobj.cc (Versions::Versions): If there is an soname, use it as
4373 the base version name.
4375 * stringpool.cc (Stringpool_template::add_with_length): Set key to
4376 array size plus one.
4377 (Stringpool_template::set_string_offsets): Subtract one from key
4378 before using it as an array index.
4379 (Stringpool_template::get_offset_with_length): Likewise.
4380 (Stringpool_template::write_to_buffer): Likewise.
4381 * stringpool.h (Stringpool_template::get_offset_from_key):
4384 2008-07-23 Ian Lance Taylor <iant@google.com>
4387 * object.h (Merged_symbol_value::value): Do our best to handle a
4391 * script.cc (Version_script_info::get_versions): Don't add empty
4392 version tag to return value.
4393 (Version_script_info::get_symbol_version_helper): Change return
4394 type to bool. Add pversion parameter. Change all callers.
4395 (script_register_vers_node): Don't require a non-NULL tag.
4396 * script.h (class Version_script_info): Update declarations.
4397 (Version_script_info::get_symbol_version): Change return type to
4398 bool. Add version parameter. Change all callers.
4399 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
4400 handling. Handle an empty version from a version script.
4401 (Symbol_table::define_special_symbol): Likewise.
4402 * testsuite/ver_test_10.script: New file.
4403 * testsuite/ver_test_10.sh: New file.
4404 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
4405 (check_DATA): Add ver_test_10.syms.
4406 (ver_test_10.syms, ver_test_10.so): New target.
4407 * testsuite/Makefile.in: Rebuild.
4409 2008-07-23 Simon Baldwin <simonb@google.com>
4411 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
4412 to zero for undefined symbols from dynamic libraries.
4414 2008-07-23 Ian Lance Taylor <iant@google.com>
4416 * symtab.cc (Symbol_table::resolve): Remove version parameter.
4418 * symtab.h (class Symbol_table): Update declaration.
4419 * testsuite/ver_test_9.cc: New file.
4420 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
4421 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
4422 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
4423 (ver_test_9.so, ver_test_9.o): New targets.
4424 * testsuite/Makefile.in: Rebuild.
4426 2008-07-22 Ian Lance Taylor <iant@google.com>
4428 * options.h (class General_options): Define --check-sections.
4429 * layout.cc (Layout::set_segment_offsets): Handle
4432 * options.h (class General_options): Define -n/--nmagic and
4434 * options.cc (General_options::finalize): For -n/--nmagic or
4435 -N/--omagic, set -static.
4436 * layout.cc (Layout::attach_allocated_section_to_segment): If
4437 -N/--omagic, don't put read-only and read-write sections in
4439 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
4440 finding a read-only segment.
4441 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
4442 don't set the minimum segment alignment to the common page size,
4443 and don't set the file offset to the address modulo the page size.
4444 * script-sections.cc (Script_sections::create_segments): If
4445 -n/--omagic, don't put read-only and read-write sections in
4448 * cref.cc: New file.
4450 * options.h (class General_options): Add --print-symbol-counts.
4451 * main.cc (main): Issue defined symbol report if requested.
4452 * archive.cc (Archive::interpret_header): Make into a const member
4454 (Archive::add_symbols): Call Input_objects::archive_start and
4456 (Archive::const_iterator): Define new class.
4457 (Archive::begin, Archive::end): New functions.
4458 (Archive::include_all_members): Rewrite to use iterator.
4459 (Archive::count_members): New function.
4460 * archive.h (class Archive): Update declarations.
4461 (Archive::filename): New function.
4462 * object.cc: Include "cref.h".
4463 (Sized_relobj::Sized_relobj): Initialize defined_count_.
4464 (Sized_relobj::do_get_global_symbol_counts): New function.
4465 (Input_objects::add_object): Add object to cross-referencer.
4466 (Input_objects::archive_start): New function.
4467 (Input_objects::archive_stop): New function.
4468 (Input_objects::print_symbol_counts): New function.
4469 * object.h: Declare Cref and Archive.
4470 (Object::get_global_symbol_counts): New function.
4471 (Object::do_get_global_symbol_counts): New pure virtual function.
4472 (class Sized_relobj): Add defined_count_ field. Update
4474 (class Input_objects): Add cref_ field. Update constructor.
4475 Update declarations.
4476 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
4478 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
4480 (Sized_dynobj::do_get_global_symbol_counts): New function.
4481 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
4482 defined_count_. Update declarations. Define Symbols typedef.
4483 * symtab.cc (Symbol_table::add_from_relobj): Add defined
4484 parameter. Change all callers.
4485 (Symbol_table::add_from_dynobj): Add sympointers and defined
4486 parameters. Change all callers.
4487 * symtab.h (class Symbol_table): Update declarations.
4488 * Makefile.am (CCFILES): Add cref.cc.
4489 (HFILES): Add cref.h.
4490 * Makefile.in: Rebuild.
4492 2008-07-22 Simon Baldwin <simonb@google.com>
4494 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
4495 to zero when writing undefined symbols.
4497 2008-07-22 Ian Lance Taylor <iant@google.com>
4499 * output.cc (Output_section::add_input_section): Don't try to
4500 merge empty merge sections.
4502 2008-07-21 Craig Silverstein <csilvers@google.com>
4504 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
4505 Include symbol version in error message.
4507 2008-07-20 Chris Demetriou <cgd@google.com>
4509 * configure.ac (gold_cv_c_random_seed): New configured variable.
4510 (RANDOM_SEED_CFLAGS): New substituted variable.
4511 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
4512 * configure: Rebuild.
4513 * Makefile.in: Likewise.
4514 * testsuite/Makefile.in: Likewise.
4516 2008-07-18 Ian Lance Taylor <iant@google.com>
4518 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
4519 where we see NAME/NULL and NAME/VERSION as separate symbols.
4520 * testsuite/ver_test_main.cc (main): Call t4.
4521 (t4, t4_2a): Define.
4522 * testsuite/ver_test_2.cc (t4_2): Define.
4523 * testsuite/ver_test_2.script: Put t4_2a in VER2.
4524 * testsuite/ver_test_4.cc (t4_2a): Define.
4525 * testsuite/ver_test_4.script: Put t4_2a in VER2.
4526 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
4528 2008-07-17 Ian Lance Taylor <iant@google.com>
4530 * dynobj.cc (Versions::add_def): If we give an error about a
4531 missing version, go ahead and create the version anyhow.
4533 2008-07-10 Ian Lance Taylor <iant@google.com>
4535 Handle output sections with more than 0x7fffffff bytes.
4536 * object.h (class Relobj): Change map_to_output_ to
4537 output_sections_, and just keep a section pointer. Change all
4538 uses. Move comdat group support to Sized_relobj.
4539 (Relobj::is_section_specially_mapped): Remove.
4540 (Relobj::output_section): Remove poff parameter. Change all
4542 (Relobj::output_section_offset): New function.
4543 (Relobj::set_section_offset): Rewrite.
4544 (Relobj::map_to_output): Remove.
4545 (Relobj::output_sections): New function.
4546 (Relobj::do_output_section_offset): New pure virtual function.
4547 (Relobj::do_set_section_offset): Likewise.
4548 (class Sized_relobj): Add section_offsets_ field. Add comdat
4549 group support from Relobj. Update declarations.
4550 (Sized_relobj::get_output_section_offset): New function.
4551 (Sized_relobj::do_output_section_offset): New function.
4552 (Sized_relobj::do_set_section_offset): New function.
4553 * object.cc (Relobj::output_section_address): Remove.
4554 (Sized_relobj::Sized_relobj): Initialize new fields.
4555 (Sized_relobj::include_section_group): Cast find_kept_object to
4557 (Sized_relobj::include_linkonce_section): Likewise.
4558 (Sized_relobj::do_layout): Use separate arrays for output section
4560 (Sized_relobj::do_count_local_symbols): Change map_to_output to
4562 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4563 output_sections and section_offsets.
4564 (Sized_relobj::write_local_symbols): Likewise.
4565 (map_to_kept_section): Compute output address directly.
4566 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4567 output_sections and section_offsets.
4568 (Sized_relobj::write_sections): Likewise.
4569 (Sized_relobj::relocate_sections): Likewise.
4570 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4571 * output.h (class Output_reloc): Update declarations. Change
4572 u2_.relobj to Sized_relobj*.
4573 (class Output_data_reloc): Change add functions to use
4575 * output.cc (Output_reloc::Output_reloc): Change relobj to
4577 (Output_reloc::local_section_offset): Change return type to
4578 Elf_Addr. Use get_output_section_offset.
4579 (Output_reloc::get_address): Likewise.
4580 (Output_section::is_input_address_mapped): Don't call
4581 is_section_specially_mapped.
4582 (Output_section::output_offset): Likewise.
4583 (Output_section::output_address): Likewise.
4584 (Output_section::starting_output_address): Likewise.
4585 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4586 parameter to Sized_relobj*.
4587 (Copy_relocs::need_copy_reloc): Likewise.
4588 (Copy_relocs::save): Likewise.
4589 * copy-relocs.h (class Copy_relocs): Update declarations.
4590 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4591 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4592 * target-reloc.h (relocate_for_relocatable): Change
4593 offset_in_output_section type to Elf_Addr. Change code that uses
4595 * layout.cc (Layout::layout): Always set *off.
4596 * mapfile.cc (Mapfile::print_input_section): Use
4597 output_section_offset.
4598 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4600 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4601 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4602 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4604 2008-07-03 Ian Lance Taylor <iant@google.com>
4606 * layout.cc (Layout::include_section): Do not discard unrecognized
4607 SHT_STRTAB sections.
4609 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4611 * script.cc (Lex::can_continue_name): Make '?' allowable in
4612 version-script names.
4613 * testsuite/version_script.map: Change glob pattern to use '?'
4615 2008-06-30 Manish Singh <yosh@gimp.org>
4618 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4621 2008-06-30 Ian Lance Taylor <iant@google.com>
4625 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4626 versions]: Don't try to read the value in the contents, since we
4627 don't use it. Use the template endianness when writing.
4629 2008-06-25 Cary Coutant <ccoutant@google.com>
4631 * fileread.cc (File_read::make_view): Assert on zero-length view.
4632 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4633 symbol table when there are no symbols to read.
4635 2008-06-23 Craig Silverstein <csilvers@google.com>
4637 * version.cc (version_string): Bump to 1.7
4639 2008-06-18 Craig Silverstein <csilvers@google.com>
4641 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4642 constant 0xFFFF to type Valtype.
4643 (Powerpc_relocate_functions::rel16_ha): Likewise.
4645 2008-06-17 Ian Lance Taylor <iant@google.com>
4647 * output.h (Output_section::Input_section): Initialize p2align_ to
4648 zero for Output_section_data constructors.
4649 (Output_section::Input_section::addralign): If not an input
4650 section, return the alignment of the Output_section_data.
4651 * testsuite/copy_test.cc: New file.
4652 * testsuite/copy_test_1.cc: New file.
4653 * testsuite/copy_test_2.cc: New file.
4654 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4655 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4656 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4657 (copy_test_1_pic.o, copy_test_1.so): New targets.
4658 (copy_test_2_pic.o, copy_test_2.so): New targets.
4659 * testsuite/Makefile.in: Rebuild.
4661 * script-sections.cc (Script_sections::place_orphan): Initialize
4662 local variable exact.
4664 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4666 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4668 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4669 David S. Miller <davem@davemloft.net>
4671 * powerpc.cc: New file.
4672 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4673 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4674 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4675 * Makefile.in: Rebuild.
4677 2008-06-09 Ian Lance Taylor <iant@google.com>
4679 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4681 (throwing, orig_terminate): New static variables.
4682 (terminate_handler): New static function.
4683 (t2): Set terminate handler.
4685 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4688 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4691 2008-05-30 Cary Coutant <ccoutant@google.com>
4693 * archive.cc (Archive::include_all_members) Correct to step
4694 over symbol table and extended name table in thin archives.
4696 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4699 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4702 2008-05-28 Caleb Howe <cshowe@google.com>
4704 * reduced_debug_output.cc: New file.
4705 * reduced_debug_output.h: New file.
4706 * options.h (class General_options): Add --strip-debug-non-line.
4707 * options.cc (General_options::finalize): Add strip_debug_non_line
4708 to the strip heirarchy.
4709 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4711 * layout.cc: Include "reduced_debug_output.h".
4712 (Layout::Layout): Initialize new fields.
4713 (line_only_debug_sections): New static array.
4714 (is_lines_only_debug_sections): New static inline function.
4715 (Layout::include_section): Handle --strip-debug-non-line.
4716 (Layout::make_output_section): If --strip-debug-non-line, build
4717 new output sections for .debug_abbrev and .debug_info.
4718 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4719 gold. Warn about possible overflow.
4720 (read_signed_LEB_128): Likewise.
4721 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4722 (read_signed_LEB_128): Declare.
4723 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4724 (HFILES): Add reduced_debug_output.h.
4725 * Makefile.in: Rebuild.
4727 2008-05-21 Ian Lance Taylor <iant@google.com>
4729 * mapfile.cc: New file.
4730 * mapfile.h: New file.
4731 * options.h (class General_options): Add -M/--print-map and -Map.
4732 * options.cc (General_options::finalize): Make -M equivalent to
4734 * main.cc: Include <cstdio> and "mapfile.h".
4735 (main): Open mapfile if requested.
4736 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4737 constructor. Change caller.
4738 (queue_initial_tasks): Add mapfile parameter. Change caller.
4739 (queue_middle_tasks): Likewise.
4740 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4742 * archive.cc: Include "mapfile.h".
4743 (Archive::add_symbols): Add mapfile parameter. Change all
4744 callers. Pass mapfile, symbol, and reason to include_member.
4745 (Archive::include_all_members): Add mapfile parameter. Change all
4747 (Archive::include_member): Add mapfile, sym, and why parameters.
4748 Change all callers. Report inclusion to map file.
4749 * archive.h: Include "fileread.h".
4750 (class Archive): Update declarations.
4751 (Archive::file): New const method.
4752 (class Add_archive_symbols): Add mapfile_ field. Update
4753 constructor. Change all callers.
4754 * readsyms.h (class Read_symbols): Likewise.
4755 (class Finish_group): Likewise.
4756 (class Read_script): Likewise.
4757 * common.cc: Include "mapfile.h".
4758 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4760 (Symbol_table::do_allocate_commons): Likewise.
4761 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4762 symbol allocation to mapfile.
4763 * common.h (class Allocate_commons_task): Add mapfile_ field.
4764 Update constructor. Change all callers.
4765 * symtab.h (class Symbol_table): Update declarations.
4766 * layout.cc: Include "mapfile.h".
4767 (Layout_task_runner::run): Print information to mapfile.
4768 (Layout::create_gold_note): Change Output_data_fixed_space to
4769 Output_data_zero_fill.
4770 (Layout::create_build_id): Likewise.
4771 (Layout::print_to_mapfile): New function.
4772 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4773 constructor. Change caller.
4774 (class Layout): Declare print_to_mapfile.
4775 * output.cc (Output_section::Input_section::print_to_mapfile): New
4777 (Output_section::add_input_section): If producing a map, always
4778 add to input_sections_ list.
4779 (Output_section::do_print_to_mapfile): New function.
4780 (Output_segment::print_sections_to_mapfile): New function.
4781 (Output_segment::print_section_list_to_mapfile): New function.
4782 * output.h: Include "mapfile.h".
4783 (Output_data::print_to_mapfile): New function.
4784 (Output_data::do_print_to_mapfile): New virtual function.
4785 (Output_segment_headers::do_print_to_mapfile): New function.
4786 (Output_file_header::do_print_to_mapfile): New function.
4787 (Output_data_const::do_print_to_mapfile): New function.
4788 (class Output_data_const_buffer): Add map_name_ field. Update
4789 constructor. Change all callers. Add do_print_to_mapfile
4791 (class Output_data_fixed_space): Likewise.
4792 (class Output_data_space): Likewise.
4793 (class Output_data_zero_fill): New class.
4794 (Output_data_strtab::do_print_to_mapfile): New function.
4795 (Output_data_reloc_base::do_print_to_mapfile): New function.
4796 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4797 (Output_data_group::do_print_to_mapfile): New function.
4798 (Output_data_got::do_print_to_mapfile): New function.
4799 (Output_data_dynamic::do_print_to_mapfile): New function.
4800 (Output_symtab_xindex::do_print_to_mapfile): New function.
4801 (class Output_section): Declare do_print_to_mapflie. Declare
4802 print_to_mapfile in Input_section.
4803 (class Output_segment): Declare new functions.
4804 * object.h (Sized_relobj::symbol_count): New function.
4805 * script-sections.cc
4806 (Output_section_element_dot_assignment::set_section_addresses):
4807 Change Output_data_fixed_space to Output_data_zero_fill.
4808 (Output_data_expression::do_print_to_mapfile): New function.
4809 * script.cc (read_input_script): Add mapfile parameter. Change
4811 * script.h (read_input_script): Update declaration.
4812 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4813 (Eh_frame::do_print_to_mapfile): New function.
4814 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4815 (Output_merge_string::do_print_to_mapfile): New function.
4816 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4818 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4820 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4822 * Makefile.am (CCFILES): Add mapfile.cc.
4823 (HFILES): Add mapfile.h.
4824 * Makefile.in: Rebuild.
4826 2008-05-19 Ian Lance Taylor <iant@google.com>
4828 * options.h (class General_options): Add -z relro.
4829 * layout.cc (Layout::Layout): Initialize relro_segment_.
4830 (Layout::add_output_section_data): Return the output section.
4831 (Layout::make_output_section): Rcognize relro sections and mark
4833 (Layout::attach_allocated_section_to_segment): Put relro sections
4834 in a PT_GNU_RELRO segment.
4835 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4837 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4839 (Layout::linkonce_mapping): Map d.rel.ro.local to
4841 (Layout::output_section_name): Us .data.rel.ro.local for any
4842 section which begins with that.
4843 * layout.h (class Layout): Update add_output_section_data
4844 declaration. Add relro_segment_ field.
4845 * output.cc (Output_section::Output_section): Initialize is_relro_
4846 and is_relro_local_ fields.
4847 (Output_segment::add_output_section): Group relro sections.
4848 (Output_segment::is_first_section_relro): New function.
4849 (Output_segment::maximum_alignment): If there is a relro section,
4850 align the segment to the common page size.
4851 (Output_segment::set_section_addresses): Track whether we are
4852 looking at relro sections. If the last section is a relro
4853 section, align to the common page size.
4854 (Output_segment::set_section_list_addresses): Add in_relro
4855 parameter. Change all callers. Align to the page size when
4856 moving from relro to non-relro section.
4857 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4859 * output.h (class Output_section): Add is_relro_ and
4860 is_relro_local_ fields.
4861 (Output_section::is_relro): New function.
4862 (Output_section::set_is_relro): New function.
4863 (Output_section::is_relro_local): New function.
4864 (Output_section::set_is_relro_local): New function.
4865 (class Output_segment): Update declarations.
4866 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4867 * sparc.cc (Target_sparc::got_section): Likewise.
4868 * x86_64.cc (Target_x86_64::got_section): Likewise.
4869 * testsuite/relro_test_main.cc: New file.
4870 * testsuite/relro_test.cc: New file.
4871 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4872 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4873 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4874 (relro_test.so, relro_test_pic.o): New targets.
4875 * testsuite/Makefile.in: Rebuild.
4877 2008-05-16 Ian Lance Taylor <iant@google.com>
4879 * output.cc (Output_segment::add_output_section): Remove front
4881 * output.h (class Output_segment): Remove
4882 add_initial_output_section and overloaded add_output_section.
4883 Update declaration of remaining add_output_section.
4884 * layout.cc (Layout::create_interp): Call add_output_section
4885 rather than add_initial_output_section.
4886 (Layout::finish_dynamic_section): Likewise.
4888 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4889 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4890 know the dynamic type.
4891 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4892 field. Initialize it in constructor.
4893 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4894 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4895 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4898 * output.cc (Output_reloc::get_address): Change return type to
4900 * output.h (class Output_reloc): Update get_address declaration.
4901 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4902 for section addresses.
4904 2008-05-09 Ian Lance Taylor <iant@google.com>
4907 * gold.cc (gold_nomem): Use return value of write.
4909 2008-05-08 Ian Lance Taylor <iant@google.com>
4911 * symtab.c (Symbol::init_base_output_data): Add version
4912 parameter. Change all callers.
4913 (Symbol::init_base_output_segment): Likewise.
4914 (Symbol::init_base_constant): Likewise.
4915 (Symbol::init_base_undefined): Likewise.
4916 (Sized_symbol::init_output_data): Likewise.
4917 (Sized_symbol::init_output_segment): Likewise.
4918 (Sized_symbol::init_constant): Likewise.
4919 (Sized_symbol::init_undefined): Likewise.
4920 (Symbol_table::do_define_in_output_data): If the new symbol has a
4921 version, mark it as the default.
4922 (Symbol_table::do_define_in_output_segment): Likewise.
4923 (Symbol_table::do_define_as_constant): Likewise.
4924 * symtab.h (class Symbol): Update declarations.
4925 (class Sized_symbol): Likewise.
4926 * resolve.cc (Symbol::override_version): New function.
4927 (Symbol::override_base): Call override_version.
4928 (Symbol::override_base_with_special): Likewise.
4929 * testsuite/ver_script_8.script: New file.
4930 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4931 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4932 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4933 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4935 2008-05-06 Ian Lance Taylor <iant@google.com>
4938 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4940 (class General_options): Remove existing --undefined, and add
4941 --no-undefined instead. Add new --undefined as synonym for -u.
4942 * archive.cc (Archive::add_symbols): Check whether symbol was
4944 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4945 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4946 all uses. Add IS_UNDEFINED. Update declarations to split
4947 different versions of init_base. Declare init_base_undefined.
4948 (Symbol::is_defined): Handle IS_UNDEFINED.
4949 (Symbol::is_undefined): Likewise.
4950 (Symbol::is_weak_undefined): Call is_undefined.
4951 (Symbol::is_absolute): Handle IS_CONSTANT.
4952 (class Sized_symbol): Update declarations to split different
4953 versions of init. Declare init_undefined.
4954 (class Symbol_table): Declare new functions.
4955 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4957 (Symbol::init_base_output_data): Likewise.
4958 (Symbol::init_base_output_segment): Likewise.
4959 (Symbol::init_base_constant): Likewise.
4960 (Symbol::init_base_undefined): New function.
4961 (Sized_symbol::init_object): Rename from init. Change all
4963 (Sized_symbol::init_output_data): Likewise.
4964 (Sized_symbol::init_output_segment): Likewise.
4965 (Sized_symbol::init_constant): Likewise.
4966 (Sized_symbol::init_undefined): New function.
4967 (Symbol_table::add_undefined_symbols_from_command_line): New
4969 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4971 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4972 (Symbol::output_section): Likewise.
4973 (Symbol::set_output_section): Likewise.
4974 (Symbol_table::sized_finalize_symbol): Likewise.
4975 (Symbol_table::sized_write_globals): Likewise.
4976 * resolve.cc (Symbol_table::should_override): Likewise.
4977 (Symbol::override_base_with_special): Likewise.
4979 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4980 symbol, change it to have default visibility.
4981 * testsuite/protected_1.cc: New file.
4982 * testsuite/protected_2.cc: New file.
4983 * testsuite/protected_3.cc: New file.
4984 * testsuite/protected_main_1.cc: New file.
4985 * testsuite/protected_main_2.cc: New file.
4986 * testsuite/protected_main_3.cc: New file.
4987 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4988 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4989 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4990 (protected_1.so): New target.
4991 (protected_1_pic.o, protected_2_pic.o): New targets.
4992 (protected_3_pic.o): New target.
4993 (check_PROGRAMS): Add protected_2.
4994 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4995 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4996 * testsuite/Makefile.in: Rebuild.
4998 * options.h (DEFINE_var): Add set_user_set_##varname__.
4999 (DEFINE_bool_alias): New macro.
5000 (class General_options): Define -Bstatic using DEFINE_bool_alias
5001 rather than DEFINE_special. Add --undefined as an alias for -z
5003 * options.cc (General_options::parse_Bstatic): Remove.
5005 * options.h (class General_options): Add --fatal-warnings.
5006 * main.cc (main): Implement --fatal-warnings.
5007 * errors.h (Errors::warning_count): New function.
5009 * options.h (class General_options): Add -Bsymbolic-functions.
5010 * symtab.h (Symbol::is_preemptible): Check for
5011 -Bsymbolic-functions.
5013 2008-05-05 Ian Lance Taylor <iant@google.com>
5015 * options.h (DEFINE_bool): For DASH_Z, create the negative option
5016 as noVARNAME rather than no-VARNAME.
5017 (class General_options): Add option -z combreloc.
5018 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
5020 (Output_reloc::sort_before) [SHT_REL]: New function.
5021 (Output_reloc::sort_before) [SHT_RELA]: New function.
5022 (class Output_data_reloc_base): Add sort_relocs_ field. Define
5023 Sort_relocs_comparison.
5024 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
5025 parameter. Change all callers.
5026 (Output_data_reloc::Output_data_reloc) [both versions]: Add
5027 sort_relocs parameter. Change all callers.
5028 * output.cc (Output_reloc::get_address): New function, broken out
5030 (Output_reloc::write_rel): Call it.
5031 (Output_reloc::compare): New function.
5032 (Output_data_reloc_base::do_write): Optionally sort relocs.
5034 * configure.ac: If targ_extra_obj is set, link it in.
5035 * configure.tgt: Initialize all variables.
5036 (x86_64*): Set targ_extra_obj and targ_extra_size.
5037 * configure: Rebuild.
5039 * object.cc (Sized_relobj::include_section_group): Adjust section
5040 indexes read from group data. Build vector to pass to
5042 * layout.cc (Layout::layout_group): Add flags and shndxes
5043 parameters. Remove contents parameter. Change caller. Update
5044 explicit instantiations.
5045 * layout.h (class Layout): Update layout_group declaration.
5046 * output.cc (Output_data_group::Output_data_group): Add flags and
5047 input_shndxes parameters. Remove contents parameter. Change
5049 (Output_data_group::do_write): Change input_sections_ to
5051 * output.h (class Output_data_group): Update constructor
5052 declaration. Rename input_sections_ to input_shndxes_.
5053 * testsuite/many_sections_test.cc: Add template.
5055 2008-04-30 Cary Coutant <ccoutant@google.com>
5057 * target-reloc.h (relocate_section): Fix dead-pointer bug.
5059 * layout.cc (Layout::include_section): Refactored check for debug
5061 (Layout::add_comdat): Add new parameters. Change type
5062 of signature parameter. Add object and shndx to signatures table.
5063 (Layout::find_kept_object): New function.
5064 * layout.h: Include <cstring>.
5065 (Layout::is_debug_info_section): New function.
5066 (Layout::add_comdat): Add new parameters.
5067 (Layout::find_kept_object): New function.
5068 (Layout::Kept_section): New struct.
5069 (Layout::Signatures): Change type of map range.
5070 * object.cc (Relobj::output_section_address): New function.
5071 (Sized_relobj::include_section_group): Add new parameters. Change
5072 calls to Layout::add_comdat. Change to build table of kept comdat
5073 groups and table mapping discarded sections to kept sections.
5074 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
5075 (Sized_relobj::do_layout): Change calls to include_section_group and
5076 include_linkonce_section.
5077 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
5078 value to zero when section is discarded.
5079 (Sized_relobj::map_to_kept_section): New function.
5080 * object.h (Relobj::output_section_address): New function.
5081 (Relobj::Comdat_group): New type.
5082 (Relobj::find_comdat_group): New function.
5083 (Relobj::Comdat_group_table): New type.
5084 (Relobj::Kept_comdat_section): New type.
5085 (Relobj::Kept_comdat_section_table): New type.
5086 (Relobj::add_comdat_group): New function.
5087 (Relobj::set_kept_comdat_section): New function.
5088 (Relobj::get_kept_comdat_section): New function.
5089 (Relobj::comdat_groups_): New field.
5090 (Relobj::kept_comdat_sections_): New field.
5091 (Symbol_value::input_value): Update comment.
5092 (Sized_relobj::map_to_kept_section) New function.
5093 (Sized_relobj::include_linkonce_section): Add new parameter.
5094 * target-reloc.h (Comdat_behavior): New type.
5095 (get_comdat_behavior): New function.
5096 (relocate_section): Add code to map a discarded section to the
5097 corresponding kept section when applying a relocation.
5099 2008-04-30 Craig Silverstein <csilvers@google.com>
5101 * dwarf_reader.cc (next_generation_count): New static var.
5102 (Addr2line_cache_entry): New struct.
5103 (addr2line_cache): New static var.
5104 (Dwarf_line_info::one_addr2line): Added caching.
5105 (Dwarf_line_info::clear_addr2line_cache): New function.
5106 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
5107 cache-size parameter.
5108 (Dwarf_line_info::one_addr2line_cache): New function.
5109 * symtab.cc (Symbol_table::detect_odr_violations): Pass
5110 new cache-size argument to one_addr2line(), and clear cache.
5112 2008-04-28 Cary Coutant <ccoutant@google.com>
5114 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
5115 R_386_PC8 relocations.
5117 2008-04-23 Ian Lance Taylor <iant@google.com>
5119 * object.cc (Sized_relobj::include_section_group): Check for
5120 invalid section group.
5122 * object.cc (make_elf_object): Correct test for 64-bit ELF file
5125 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
5126 than read for file header.
5127 * archive.cc (Archive::include_member): Likewise.
5129 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5131 * aclocal.m4: Regenerate.
5132 * configure: Regenerate.
5134 2008-04-19 Ian Lance Taylor <iant@google.com>
5136 * version.cc (version_string): Bump to 1.6.
5138 * testsuite/Makefile.am (many_sections_r_test): New target.
5139 (many_sections_r_test_SOURCES): Remove.
5140 (many_sections_r_test_DEPENDENCIES): Remove.
5141 (many_sections_r_test_LDFLAGS): Remove.
5142 (many_sections_r_test_LDADD): Remove.
5144 * object.cc (Sized_relobj::do_add_symbols): Always pass
5145 local_symbol_count_ to add_from_relobj.
5147 * testsuite/Makefile.am (many_sections_check.h): Only check one in
5148 every thousand variables.
5149 * testsuite/Makefile.in: Rebuild.
5151 * object.cc (Xindex::initialize_symtab_xindex): New function.
5152 (Xindex::read_symtab_xindex): New function.
5153 (Xindex::sym_xindex_to_shndx): New function.
5154 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
5156 (Sized_relobj::do_initialize_xindex): New function.
5157 (Sized_relobj::do_read_symbols): Adjust section links.
5158 (Sized_relobj::symbol_section_and_value): Add is_ordinary
5159 parameter. Change all callers.
5160 (Sized_relobj::include_section_group): Adjust section links and
5161 symbol section indexes.
5162 (Sized_relobj::do_layout): Adjust section links.
5163 (Sized_relobj::do_count_local_symbols): Adjust section links and
5164 symbol section indexes.
5165 (Sized_relobj::do_finalize_local_symbols): Distinguish between
5166 ordinary and special symbols.
5167 (Sized_relobj::write_local_symbols): Add symtab_xindex and
5168 dynsym_xindex parameters. Change all callers. Adjust section
5169 links. Use SHN_XINDEX when needed.
5170 (Sized_relobj::get_symbol_location_info): Adjust section links.
5171 Don't get fooled by special symbols.
5172 * object.h (class Xindex): Define.
5173 (class Object): Add xindex_ parameter. Declare virtual functoin
5174 do_initialize_xindex.
5175 (Object::adjust_sym_shndx): New function.
5176 (Object::set_xindex): New protected function.
5177 (class Symbol_value): Add is_ordinary_shndx_ field.
5178 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
5179 (Symbol_value::value): Assert ordinary section.
5180 (Symbol_value::initialize_input_to_output_map): Likewise.
5181 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
5183 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
5185 (class Sized_relobj): Update declarations.
5186 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
5187 parameter. Change all callers.
5188 (Sized_relobj::adjust_shndx): New function.
5189 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
5191 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
5192 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
5193 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
5194 (Sized_dynobj::read_dynsym_section): Adjust section links.
5195 (Sized_dynobj::read_dynamic): Likewise.
5196 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
5198 (Sized_dynobj::do_initialize_xindex): New function.
5199 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
5200 do_initialize_xindex.
5201 (Sized_dynobj::adjust_shndx): New function.
5202 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
5203 dynsym_xindex_ fields.
5204 (Layout::finalize): Add a call to set_section_indexes before
5205 creating the symtab sections.
5206 (Layout::set_section_indexes): Don't do anything if the section
5207 already has a section index.
5208 (Layout::create_symtab_sections): Add shnum parameter. Change
5209 caller. Create .symtab_shndx section if needed.
5210 (Layout::create_shdrs): Add shstrtab_section parameter. Change
5212 (Layout::allocated_output_section_count): New function.
5213 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
5215 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
5216 fields. Update declarations.
5217 (Layout::symtab_xindex): New function.
5218 (Layout::dynsym_xindex): New function.
5219 (class Write_symbols_task): Add layout_ field.
5220 (Write_symbols_task::Write_symbols_task): Add layout parameter.
5222 * output.cc (Output_section_headers::Output_section_headers): Add
5223 shstrtab_section parameter. Change all callers.
5224 (Output_section_headers::do_sized_write): Store overflow values
5225 for section count and section string table section index in
5226 section header zero.
5227 (Output_file_header::do_sized_write): Check for overflow of
5228 section count and section string table section index.
5229 (Output_symtab_xindex::do_write): New function.
5230 (Output_symtab_xindex::endian_do_write): New function.
5231 * output.h (class Output_section_headers): Add shstrtab_section_.
5232 Update declarations.
5233 (class Output_symtab_xindex): Define.
5234 (Output_section::has_out_shndx): New function.
5235 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
5237 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
5239 (Sized_symbol::init): Likewise.
5240 (Symbol::output_section): Check for ordinary symbol.
5241 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
5242 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
5244 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
5245 Change all callers. Simplify handling of symbols from sections
5246 not included in the link.
5247 (Symbol_table::add_from_dynobj): Handle ordinary symbol
5249 (Weak_alias_sorter::operator()): Assert that symbols are
5251 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
5253 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
5254 parameters. Change all callers.
5255 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
5256 symbol distinction. Use SHN_XINDEX when needed.
5257 (Symbol_table::write_section_symbol): Add symtab_xindex
5258 parameter. Change all callers.
5259 (Symbol_table::sized_write_section_symbol): Likewise. Use
5260 SHN_XINDEX when needed.
5261 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
5263 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
5264 (Symbol::is_defined): Check is_ordinary.
5265 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
5266 (Symbol::is_absolute, Symbol::is_common): Likewise.
5267 (class Sized_symbol): Update declarations.
5268 (class Symbol_table): Update declarations.
5269 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
5270 parameters. Change all callers.
5271 (Sized_symbol::override): Likewise.
5272 (Symbol_table::override): Likewise.
5273 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
5274 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
5275 is_ordinary, and orig_st_shndx parameters. Change all callers.
5276 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
5277 to be in an ordinary section.
5278 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
5279 object and is_ordinary parameters. Change all callers.
5280 (Sized_dwarf_line_info::read_relocs): Add object parameter.
5281 Change all callers. Don't add undefined or non-ordinary symbols
5283 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
5285 * dwarf_reader.h (class Sized_dwarf_line_info): Update
5287 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
5288 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
5289 (Sized_relobj::relocate_sections): Likewise.
5290 * target-reloc.h (scan_relocs): Adjust section symbol index.
5291 (scan_relocatable_relocs): Likewise.
5292 * i386.cc (Scan::local): Check for ordinary symbols.
5293 * sparc.cc (Scan::local): Likewise.
5294 * x86_64.cc (Scan::local): Likewise.
5295 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
5296 to symbol_section_and_value.
5297 * testsuite/many_sections_test.cc: New file.
5298 * testsuite/Makefile.am (BUILT_SOURCES): Define.
5299 (check_PROGRAMS): Add many_sections_test.
5300 (many_sections_test_SOURCES): Define.
5301 (many_sections_test_DEPENDENCIES): Define.
5302 (many_sections_test_LDFLAGS): Define.
5303 (BUILT_SOURCES): Add many_sections_define.h.
5304 (many_sections_define.h): New target.
5305 (BUILT_SOURCES): Add many_sections_check.h.
5306 (many_sections_check.h): New target.
5307 (check_PROGRAMS): Add many_sections_r_test.
5308 (many_sections_r_test_SOURCES): Define.
5309 (many_sections_r_test_DEPENDENCIES): Define.
5310 (many_sections_r_test_LDFLAGS): Define.
5311 (many_sections_r_test_LDADD): Define.
5312 (many_sections_r_test.o): New target.
5313 * testsuite/Makefile.in: Rebuild.
5315 2008-04-17 Cary Coutant <ccoutant@google.com>
5317 * errors.cc (Errors::info): New function.
5318 (gold_info): New function.
5319 * errors.h (Errors::info): New function.
5320 * gold.h (gold_info): New function.
5321 * object.cc (Input_objects::add_object): Print trace output.
5322 * options.cc (options::parse_set): New function.
5323 (General_options::parse_wrap): Deleted.
5324 (General_options::General_options): Deleted initializer.
5325 * options.h (options::String_set): New typedef.
5326 (options::parse_set): New function.
5327 (DEFINE_set): New macro.
5328 (General_options::wrap): Changed to use DEFINE_set. Changed
5329 callers of any_wrap_symbols and is_wrap_symbol.
5330 (General_options::trace, General_options::trace_symbol):
5332 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
5333 (General_options::wrap_symbols_): Deleted.
5334 * symtab.cc (Symbol_table::add_from_object): Print trace output.
5336 2008-04-17 David S. Miller <davem@davemloft.net>
5338 * options.cc (General_options::parse_V): New function.
5339 * options.h: Add entries for -V and -Qy.
5341 2008-04-17 Ian Lance Taylor <iant@google.com>
5343 * common.cc (Symbol_table::allocate_commons): Remove options
5344 parameter. Change caller.
5345 (Symbol_table::do_allocate_commons): Remove options parameter.
5346 Change caller. Just call do_allocate_commons_list twice.
5347 (Symbol_table::do_allocate_commons_list): New function, broken out
5348 of do_allocate_commons.
5349 * common.h (class Allocate_commons_task): Remove options_ field.
5351 * symtab.cc (Symbol_table::Symbol_table): Initialize
5353 (Symbol_table::add_from_object): Put TLS common symbols on
5355 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
5356 which are IN_OUTPUT_DATA.
5357 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
5358 allocate_commons and do_allocate_commons declarations. Declare
5359 do_allocate_commons_list.
5360 * gold.cc (queue_middle_tasks): Update creation of
5361 Allocate_commons_task to not pass options.
5362 * testsuite/Makefile.am (INCLUDES): Add -I.. .
5363 (TLS_TEST_C_FLAGS): New variable.
5364 (tls_test_c_pic.o): New target.
5365 (tls_test_shared.so): Link in tls_test_c_pic.o.
5366 (tls_test_c_pic_ie.o): New target.
5367 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
5368 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
5369 (tls_test_c.o): New target.
5370 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
5371 (tls_pic_test_LDADD): Likewise.
5372 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
5373 (tls_shared_gd_to_ie_test_LDADD): Likewise.
5374 (tls_test_c_gnu2.o): New target.
5375 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
5377 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
5378 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
5379 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
5380 * testsuite/tls_test.cc: Include "config.h".
5381 (t_last): Call t11_last.
5382 * testsuite/tls_test.h (t11, t11_last): Declare.
5383 * testsuite/tls_test_c.c: New file.
5384 * testsuite/tls_test_main.cc (thread_routine): Call t11.
5385 * configure.ac: Check for OpenMP support.
5386 * configure, config.in, Makefile.in: Rebuild.
5387 * testsuite/Makefile.in: Rebuild.
5389 2008-04-16 Cary Coutant <ccoutant@google.com>
5391 * i386.cc (Target_i386::define_tls_base_symbol): New function.
5392 (Target_i386::tls_base_symbol_defined_): New field.
5393 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5394 (Target_i386::Scan::global): Likewise.
5395 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
5396 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
5397 (Target_x86_64::tls_base_symbol_defined_): New field.
5398 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
5399 (Target_x86_64::Scan::global): Likewise.
5401 2008-04-16 Cary Coutant <ccoutant@google.com>
5403 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
5404 (Symbol::needs_plt_entry): Allow weak undefined symbols.
5405 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
5406 building shared libraries.
5407 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
5408 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
5409 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
5410 * testsuite/Makefile.in: Rebuild.
5411 * testsuite/weak_undef.h: New file.
5412 * testsuite/weak_undef_file1.cc: Add extra test cases.
5413 * testsuite/weak_undef_file2.cc: Likewise.
5414 * testsuite/weak_undef_test.cc: Likewise.
5416 2008-04-16 David S. Miller <davem@davemloft.net>
5418 * sparc.cc (Target_sparc::Scan): Change from struct to class.
5419 Add issued_non_pic_error_ field. Declare check_non_pic.
5420 (Target_sparc::Scan::check_non_pic): New function.
5421 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
5422 (Target_sparc::Scan::global): Likewise.
5424 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
5425 * configure: Rebuild.
5427 * options.h (DEFINE_enable): New macro.
5428 (new_dtags): New enable option.
5429 (initfirst, interpose, loadfltr, nodefaultlib,
5430 nodelete, nodlopen, nodump): New -z options.
5431 * layout.cc (Layout:finish_dynamic_section): If new
5432 dtags enabled, emit DT_RUNPATH. Also, emit a
5433 DT_FLAGS_1 containing any specified -z flags.
5435 2008-04-16 Ian Lance Taylor <iant@google.com>
5437 * copy-relocs.cc: New file.
5438 * copy-relocs.h: New file.
5439 * reloc.cc: Remove Copy_relocs code.
5440 * reloc.h: Likewise.
5441 * reloc-types.h (struct Reloc_types) [both versions]: Add
5442 get_reloc_addend_noerror.
5443 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
5444 variants of add_global which take an addend which must be zero.
5445 * i386.cc: Include "copy-relocs.h".
5446 (class Target_i386): Change type of copy_relocs_ to variable,
5448 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
5450 (Target_i386::do_finalize_sections): Change handling of
5452 * sparc.cc: Include "copy-relocs.h".
5453 (class Target_sparc): Change type of copy_relocs_ to variable,
5455 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
5457 (Target_sparc::do_finalize_sections): Change handling of
5459 * x86_64.cc: Include "copy-relocs.h".
5460 (class Target_x86_64): Change type of copy_relocs_ to variable,
5462 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
5463 class. Change all callers.
5464 (Target_x86_64::do_finalize_sections): Change handling of
5466 * Makefile.am (CCFILES): Add copy-relocs.cc.
5467 (HFILES): Add copy-relocs.h.
5469 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
5471 * testsuite/script_test_4.sh: Permit leading zeroes.
5473 2008-04-15 Ian Lance Taylor <iant@google.com>
5475 * script-sections.cc (Script_sections::create_segments): Use
5476 header_size_adjustment even when there is enough room for the
5478 * testsuite/script_test_4.sh: New file.
5479 * testsuite/script_test_4.t: New file.
5480 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
5481 (check_DATA): Add script_test_4.stdout.
5482 (MOSTLYCLEANFILES): Likewise.
5483 (script_test_4): New target.
5484 (script_test_4.stdout): New target.
5485 * testsuite/Makefile.in: Rebuild.
5487 * sparc.cc: Add definitions for Output_data_plt_sparc class
5490 2008-04-14 David S. Miller <davem@davemloft.net>
5492 * sparc.cc: New file.
5493 * Makefile.am (TARGETSOURCES): Add sparc.cc
5494 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
5495 * configure.tgt: Document targ_extra_size and
5496 targ_extra_big_endian. Add entries for sparc-* and
5498 * configure.ac: Handle targ_extra_size and
5499 targ_extra_big_endian.
5500 * Makefile.in: Rebuild.
5501 * configure: Likewise.
5502 * po/POTFILES.in: Likewise.
5503 * po/gold.pot: Likewise.
5505 2008-04-14 Ian Lance Taylor <iant@google.com>
5507 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
5508 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
5509 in the name/type/flags to section mapping. Don't call
5510 allocate_output_section.
5511 (Layout::choose_output_section): Change parameter from adjust_name
5512 to is_input_section. Don't permit input sections after sections
5513 are attached to segments. Don't call allocate_output_section.
5514 (Layout::layout_eh_frame): Call update_flags_for_input_section,
5515 not write_enable_output_section.
5516 (Layout::make_output_section): Don't push to
5517 unattached_section_list_ nor call attach_to_segment. Call
5518 attach_section_to_segment if sections are attached.
5519 (Layout::attach_sections_to_segments): New function.
5520 (Layout::attach_section_to_segment): New function.
5521 (Layout::attach_allocated_section_to_segment): Rename from
5522 attach_to_segment. Remove flags parameter.
5523 (Layout::allocate_output_section): Remove function.
5524 (Layout::write_enable_output_section): Remove function.
5525 * layout.h (class Layout): Update for above changes. Add new
5526 field sections_are_attached_.
5527 * output.h (Output_section::update_flags_for_input_section): New
5529 * output.cc (Output_section::add_input_section): Call
5530 update_flags_for_input_section.
5531 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
5533 2008-04-11 Cary Coutant <ccoutant@google.com>
5535 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
5536 thought unnecessary.
5537 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
5539 2008-04-11 Ian Lance Taylor <iant@google.com>
5541 * output.h (class Output_section_data): Remove inline definition
5543 * output.cc (Output_section_data::set_addralign): New function.
5545 2008-04-11 Cary Coutant <ccoutant@google.com>
5547 Add support for TLS descriptors for i386 and x86_64.
5548 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
5549 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
5550 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
5552 (Target_i386::got_mod_index_entry): Remove unnecessary code.
5553 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
5554 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
5556 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
5557 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
5558 Fix problem with initial-exec relocations.
5559 (Target_i386::Relocate::relocate_tls): Likewise.
5560 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
5562 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5563 support for section-plus-offset dynamic table entries.
5564 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5565 (Output_data_dynamic::Dynamic_entry): Add support for
5566 section-plus-offset dynamic table entries.
5567 (Output_data_dynamic::Classification): Likewise.
5568 (Output_data_dynamic::classification_): Renamed offset_.
5569 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5570 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5571 (Target_x86_64::make_plt_section): New function.
5572 (Target_x86_64::reserve_tlsdesc_entries): New function.
5573 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5574 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5575 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5576 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5577 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5578 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5579 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5580 add extra PLT entry for TLS descriptors.
5581 (Output_data_plt_x86_64::got_): New field.
5582 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5583 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5585 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5587 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5588 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5589 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5590 R_386_TLS_DESC_CALL relocations.
5591 (Target_x86_64::Scan::global): Likewise.
5592 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5593 for TLS descriptors.
5594 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5595 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5596 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5597 GD-to-IE relaxation.
5598 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5599 and TLS_DESCRIPTORS.
5600 * Makefile.in: Rebuild.
5601 * configure: Rebuild.
5602 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5603 (tls_test_shared2.so): New target.
5604 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5605 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5606 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5607 (tls_shared_gd_to_ie_test_LDADD): New variable.
5608 (tls_shared_gnu2_gd_to_ie_test): New target.
5609 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5611 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5612 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5613 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5614 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5615 (tls_shared_gnu2_test): New target.
5616 (tls_test_gnu2_shared.so): New target.
5617 (tls_shared_gnu2_test_SOURCES): New variable.
5618 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5619 (tls_shared_gnu2_test_LDFLAGS): New variable.
5620 (tls_shared_gnu2_test_LDADD): New variable.
5621 * testsuite/Makefile.in: Rebuild.
5622 * testsuite/Makefile.
5624 2008-04-11 Ian Lance Taylor <iant@google.com>
5626 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5628 * testsuite/Makefile.in: Rebuild.
5630 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5632 * testsuite/script_test_2.cc (main): Adjust test.
5634 2008-04-11 David S. Miller <davem@davemloft.net>
5635 Ian Lance Taylor <iant@google.com>
5637 * options.h (General_options): Add entries for '-Y' and
5639 * options.cc (General_options:finalize): If -Y was used, add those
5640 entries to the library path instead of the default "/lib" and
5643 2008-04-11 David S. Miller <davem@davemloft.net>
5645 * testsuite/justsyms.t: Start at 0x100.
5646 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5647 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5649 * testsuite/script_test_2.cc: Adjust string and section length
5652 2008-04-09 Ian Lance Taylor <iant@google.com>
5655 * script-sections.cc (Sections_element::allocate_to_segment): Add
5657 (Output_section_definition::allocate_to_segment): Likewise.
5658 (Orphan_output_section::allocate_to_segment): Likewise.
5659 (Script_sections::attach_sections_using_phdrs_clause): Don't
5660 propagate non-PT_LOAD segments to orphan sections.
5661 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5662 readelf rather than objdump.
5663 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5664 .interp section and PT_INTERP segment are the same size.
5665 * testsuite/Makefile.in: Rebuild.
5667 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5668 aliases for symbols defined in the same object.
5669 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5670 (weak_alias_test_SOURCES): New variable.
5671 (weak_alias_test_DEPENDENCIES): New variable.
5672 (weak_alias_test_LDFLAGS): New variable.
5673 (weak_alias_test_LDADD): New variable.
5674 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5675 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5676 (weak_alias_test_3.o): New target.
5677 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5678 * testsuite/weak_alias_test_main.cc: New file.
5679 * testsuite/weak_alias_test_1.cc: New file.
5680 * testsuite/weak_alias_test_2.cc: New file.
5681 * testsuite/weak_alias_test_3.cc: New file.
5683 2008-04-08 Ian Lance Taylor <iant@google.com>
5685 * options.h (class General_options): Add --noinhibit-exec option.
5686 * main.cc (main): Check --noinhibit-exec.
5688 * options.h (class General_options): Define --wrap as a special
5689 option. Add wrap_symbols_ field.
5690 (General_options::any_wrap_symbols): New function.
5691 (General_options::is_wrap_symbol): New function.
5692 * options.cc (General_options::parse_wrap): New function.
5693 (General_options::General_options): Initialize wrap_symbols_.
5694 * symtab.cc (Symbol_table::wrap_symbol): New function.
5695 (Symbol_table::add_from_object): Handle --wrap.
5696 * symtab.h (class Symbol_table): Declare wrap_symbol.
5697 * target.h (Target::wrap_char): New function.
5698 (Target::Target_info): Add wrap_char field.
5699 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5700 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5701 * testsuite/testfile.cc (Target_test::test_target_info):
5704 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5707 * layout.h (class Layout): Add added_eh_frame_data_ field.
5708 * layout.cc (Layout::Layout): Initialize new field.
5709 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5710 output section until we find a section we merged successfully.
5711 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5712 that the size be non-zero.
5714 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5717 2008-04-08 Craig Silverstein <csilvers@google.com>
5719 * configure.ac: Export new conditional variable HAVE_ZLIB.
5720 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5722 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5723 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5725 2008-04-07 Ian Lance Taylor <iant@google.com>
5727 * version.cc (version_string): Set to "1.5".
5729 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5730 Add issued_non_pic_error_ field. Declare check_non_pic.
5731 (Target_x86_64::Scan::check_non_pic): New function.
5732 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5733 (Target_x86_64::Scan::global): Likewise.
5735 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5736 addend parameter. Change caller. Handle merge sections.
5737 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5738 Address to Addend. Don't add in the result of
5739 local_section_offset, pass down the addend and use the returned
5741 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5742 Update declarations of local_section_offset and symbol_value.
5743 * testsuite/two_file_test_1.cc (t18): New function.
5744 * testsuite/two_file_test_2.cc (f18): New function.
5745 * testsuite/two_file_test_main.cc (main): Call t18.
5746 * testsuite/two_file_test.h (t18, f18): Declare.
5748 * configure.ac: Don't test for objdump, c++filt, or readelf.
5749 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5751 (TEST_READELF): New variable.
5752 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5753 (check_PROGRAMS): Add two_file_strip_test.
5754 (two_file_strip_test): New target.
5755 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5756 (two_file_same_shared_strip_test_SOURCES): New variable.
5757 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5758 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5759 (two_file_same_shared_strip_test_LDADD): New variable.
5760 (two_file_shared_strip.so): New target.
5761 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5762 (ver_test_5.syms, ver_test_7.syms): Likewise.
5763 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5764 (strip_test_3.stdout): Use TEST_OBJDUMP.
5765 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5767 2008-04-04 Cary Coutant <ccoutant@google.com>
5769 * symtab.h (Symbol::is_weak_undefined): New function.
5770 (Symbol::is_strong_undefined): New function.
5771 (Symbol::is_absolute): New function.
5772 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5773 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5775 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5776 (weak_undef_test): New target.
5777 * testsuite/Makefile.in: Rebuild.
5778 * testsuite/weak_undef_file1.cc: New file.
5779 * testsuite/weak_undef_file2.cc: New file.
5780 * testsuite/weak_undef_test.cc: New file.
5782 2008-04-03 Craig Silverstein <csilvers@google.com>
5784 * compressed_output.h (class Output_compressed_section): Use
5786 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5788 (zlib_compressed_suffix): Removed.
5789 (Output_compressed_section::set_final_data_size): Use unsigned
5791 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5792 Fix linker invocation.
5793 (flagstest_o_specialfile_and_compress_debug_sections):
5795 * testsuite/Makefile.in: Regenerated.
5797 2008-04-02 David S. Miller <davem@davemloft.net>
5799 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5800 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5802 2008-04-02 Craig Silverstein <csilvers@google.com>
5806 2008-04-02 Ian Lance Taylor <iant@google.com>
5808 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5809 parameters. Update for new key type to views_. Change all
5811 (File_read::read): Adjust for byteshift in returned view.
5812 (File_read::add_view): New function, broken out of
5814 (File_read::make_view): New function, broken out of
5816 (File_read::find_or_make_view): Add offset and aligned
5817 parameters. Rewrite accordingly. Change all callers.
5818 (File_read::get_view): Add offset and aligned parameters. Adjust
5819 for byteshift in return value.
5820 (File_read::get_lasting_view): Likewise.
5821 * fileread.h (class File_read): Update declarations.
5822 (class File_read::View): Add byteshift_ field. Add byteshift to
5823 constructor. Add byteshift method.
5824 * archive.h (Archive::clear_uncached_views): New function.
5825 (Archive::get_view): Add aligned parameter. Change all callers.
5826 * object.h (Object::get_view): Add aligned parameter. Change all
5828 (Object::get_lasting_view): Likewise.
5830 * fileread.cc (File_read::release): Don't call clear_views if
5831 there are multiple objects.
5832 * fileread.h (File_read::clear_uncached_views): New function.
5833 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5836 2008-03-31 Cary Coutant <ccoutant@google.com>
5838 Add thin archive support.
5839 * archive.cc (Archive::armagt): New const.
5840 (Archive::setup): Remove task parameter and calls to unlock.
5841 (Archive::unlock_nested_archives): New function.
5842 (Archive::read_header): Add nested_off parameter. Change
5844 (Archive::interpret_header): Likewise.
5845 (Archive::include_all_members): Change to handle thin
5847 (Archive::include_member): Likewise.
5848 * archive.h (Archive::Archive): Add new parameters and
5850 (Archive::armagt): New const.
5851 (Archive::setup): Remove task parameter.
5852 (Archive::unlock_nested_archives): New function.
5853 (Archive::read_header): Add nested_off parameter.
5854 (Archive::interpret_header): Likewise.
5855 (Archive::Nested_archive_table): New typedef.
5856 (Archive::is_thin_archive_): New field.
5857 (Archive::nested_archives_): New field.
5858 (Archive::options_): New field.
5859 (Archive::dirpath_): New field.
5860 (Archive::task_): New field.
5861 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5862 for thin archives. Pass additional parameters to
5863 Archive::Archive. Unlock the archive file after calling
5866 2008-03-29 Ian Lance Taylor <iant@google.com>
5868 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5869 version symbol to be local.
5870 * testsuite/ver_test_4.sh: New file.
5871 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5872 (check_DATA): Add ver_test_4.syms.
5873 (ver_test_4.syms): New target.
5874 * testsuite/Makefile.in: Rebuild.
5877 (Output_section::Input_section_sort_entry::has_priority): New
5879 (Output_section::Input_section_sort_entry::match_file_name): New
5881 (Output_section::Input_section_sort_entry::match_section_name):
5883 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5885 (Output_section::Input_section_sort_entry::match_section_file):
5887 (Output_section::Input_section_sort_compare::operator()): Rewrite
5888 using new Input_section_sort_entry functions. Sort crtbegin and
5889 crtend first. Sort sections with no priority before sections with
5891 * testsuite/initpri1.c (d3): Check j != 4.
5892 (cd5): New constructor/destructor function.
5893 (main): Check j != 2.
5895 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5896 new symbol when resolving, don't call set_is_default.
5897 * testsuite/ver_test_7.cc: New file.
5898 * testsuite/ver_test_7.sh: New file.
5899 * testsuite/Makefile.am (ver_test_7.so): New target.
5900 (ver_test_7.o): New target.
5901 (check_SCRIPTS): Add ver_test_7.sh.
5902 (check_DATA): Add ver_test_7.syms.
5903 (ver_test_7.syms): New target.
5905 2008-03-28 Ian Lance Taylor <iant@google.com>
5907 * layout.cc (Layout::layout): If we see an input section with a
5908 name that needs sorting, set the must_sort flag for the output
5910 (Layout::make_output_section): If the name of the output section
5911 indicates that it might require sorting, set the may_sort flag.
5912 * output.h (Output_section::may_sort_attached_input_sections): New
5914 (Output_section::set_may_sort_attached_input_sections): New
5916 (Output_section::must_sort_attached_input_sections): New
5918 (Output_section::set_must_sort_attached_input_sections): New
5920 (class Output_section): Declare Input_section_sort_entry. Define
5921 Input_section_sort_compare. Declare
5922 sort_attached_input_sections. Add new fields:
5923 may_sort_attached_input_sections_,
5924 must_sort_attached_input_sections_,
5925 attached_input_sections_are_sorted_.
5926 * output.cc (Output_section::Output_section): Initialize new
5928 (Output_section::add_input_section): Add an entry to
5929 input_sections_ if may_sort or must_sort are true.
5930 (Output_section::set_final_data_size): Call
5931 sort_attached_input_sections if necessary.
5932 (Output_section::Input_section_sort_entry): Define new class.
5933 (Output_section::Input_section_sort_compare::operator()): New
5935 (Output_section::sort_attached_input_sections): New function.
5936 * configure.ac: Check whether the compiler supports constructor
5937 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5938 * testsuite/initpri1.c: New file.
5939 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5940 CONSTRUCTOR_PRIORITY.
5941 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5942 (initpri1_LDFLAGS): New variable.
5943 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5945 2008-03-27 Ian Lance Taylor <iant@google.com>
5947 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5948 * testsuite/common_test_1.c: New file.
5949 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5950 (common_test_1_SOURCES): New variable.
5951 (common_test_1_DEPENDENCIES): New variable.
5952 (common_test_1_LDFLAGS): New variable.
5954 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5955 and commons_ correctly when NAME/VERSION does not override
5957 * testsuite/ver_test_6.c: New file.
5958 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5959 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5960 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5962 2008-03-26 Ian Lance Taylor <iant@google.com>
5964 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5965 of an undefined symbol from a version script.
5966 * testsuite/Makefile.am (ver_test_5.so): New target.
5967 (ver_test_5.o): New target.
5968 (check_SCRIPTS): Add ver_test_5.sh.
5969 (check_DATA): Add ver_test_5.syms.
5970 (ver_test_5.syms): New target.
5971 * testsuite/ver_test_5.cc: New file.
5972 * testsuite/ver_test_5.script: New file.
5973 * testsuite/ver_test_5.sh: New file.
5974 * Makefile.in, testsuite/Makefile.in: Rebuild.
5977 Fix problems building gold with gcc 4.3.0.
5978 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5979 (gold_error_at_location, gold_warning_at_location): Use it.
5980 * configure.ac: Check whether we can compile and use a template
5981 function with a printf attribute.
5982 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5983 when jumping over bytes.
5984 * object.cc: Instantiate Object::read_section_data.
5985 * debug.h: Include <cstring>
5986 * dwarf_reader.cc: Include <algorithm>
5987 * main.cc: Include <cstring>.
5988 * options.cc: Include <cstring>.
5989 * output.cc: Include <cstring>.
5990 * script.cc: Include <cstring>.
5991 * script.h: Include <string>.
5992 * symtab.cc: Include <cstring> and <algorithm>.
5993 * target-select.cc: Include <cstring>.
5994 * version.cc: Include <string>.
5995 * testsuite/testmain.cc: Include <cstdlib>.
5996 * configure, config.in: Rebuild.
5998 2008-03-25 Ian Lance Taylor <iant@google.com>
6000 * options.cc: Include "../bfd/bfdver.h".
6001 (options::help): Print bug reporting address.
6003 * version.cc (print_version): Adjust output for current value of
6008 * options.cc (options::help): Print list of supported targets.
6009 * target-select.h: Include <vector>.
6010 (class Target_selector): Make machine_, size_, and is_big_endian_
6011 fields const. Add bfd_name_ and instantiated_target_ fields.
6012 (Target_selector::Target_selector): Add bfd_name parameter.
6013 (Target_selector::recognize): Make non-virtual, call
6015 (Target_selector::recognize_by_name): Make non-virtual, call
6016 do_recognize_by_name.
6017 (Target_selector::supported_names): New function.
6018 (Target_selector::bfd_name): New function.
6019 (Target_selector::do_instantiate_target): New pure virtual
6021 (Target_selector::do_recognize): New virtual function.
6022 (Target_selector::do_recognize_by_name): New virtual function.
6023 (Target_selector::instantiate_target): New private function.
6024 (supported_target_names): Declare.
6025 * target-select.cc (Target_selector::Target_selector): Update for
6026 new parameter and fields.
6027 (select_target_by_name): Check that the name matches before
6028 calling recognize_by_name.
6029 (supported_target_names): New function.
6030 * i386.cc (class Target_selector_i386): Update Target_selector
6031 constructor call. Remove recognize and recognize_by_name. Add
6032 do_instantiate_target.
6033 * x86_64.cc (class Target_selector_x86_64): Likewise.
6034 * testsuite/testfile.cc (class Target_selector_test): Update for
6035 changes to Target_selector.
6037 * README: Rewrite, with some notes on unsupported features.
6039 2008-03-24 Cary Coutant <ccoutant@google.com>
6041 * i386.cc (Target_i386::Got_type): New enum declaration.
6042 (Target_i386::Scan::local): Updated callers of Output_data_got
6044 (Target_i386::Scan::global): Likewise.
6045 (Target_i386::Relocate::relocate): Likewise.
6046 (Target_i386::Relocate::relocate_tls): Likewise.
6047 * object.h (Got_offset_list): New class.
6048 (Sized_relobj::local_has_got_offset): Added got_type parameter.
6049 (Sized_relobj::local_got_offset): Likewise.
6050 (Sized_relobj::set_local_got_offset): Likewise.
6051 (Sized_relobj::local_has_tls_got_offset): Removed.
6052 (Sized_relobj::local_tls_got_offset): Removed.
6053 (Sized_relobj::set_local_tls_got_offset): Removed.
6054 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
6055 * output.cc (Output_data_got::add_global): Added got_type parameter.
6056 (Output_data_got::add_global_with_rel): Likewise.
6057 (Output_data_got::add_global_with_rela): Likewise.
6058 (Output_data_got::add_global_pair_with_rel): New function.
6059 (Output_data_got::add_global_pair_with_rela): New function.
6060 (Output_data_got::add_local): Added got_type parameter.
6061 (Output_data_got::add_local_with_rel): Likewise.
6062 (Output_data_got::add_local_with_rela): Likewise.
6063 (Output_data_got::add_local_pair_with_rel): New function.
6064 (Output_data_got::add_local_pair_with_rela): New function.
6065 (Output_data_got::add_global_tls): Removed.
6066 (Output_data_got::add_global_tls_with_rel): Removed.
6067 (Output_data_got::add_global_tls_with_rela): Removed.
6068 (Output_data_got::add_local_tls): Removed.
6069 (Output_data_got::add_local_tls_with_rel): Removed.
6070 (Output_data_got::add_local_tls_with_rela): Removed.
6071 * output.h (Output_data_got::add_global): Added got_type parameter.
6072 (Output_data_got::add_global_with_rel): Likewise.
6073 (Output_data_got::add_global_with_rela): Likewise.
6074 (Output_data_got::add_global_pair_with_rel): New function.
6075 (Output_data_got::add_global_pair_with_rela): New function.
6076 (Output_data_got::add_local): Added got_type parameter.
6077 (Output_data_got::add_local_with_rel): Likewise.
6078 (Output_data_got::add_local_with_rela): Likewise.
6079 (Output_data_got::add_local_pair_with_rel): New function.
6080 (Output_data_got::add_local_pair_with_rela): New function.
6081 (Output_data_got::add_global_tls): Removed.
6082 (Output_data_got::add_global_tls_with_rel): Removed.
6083 (Output_data_got::add_global_tls_with_rela): Removed.
6084 (Output_data_got::add_local_tls): Removed.
6085 (Output_data_got::add_local_tls_with_rel): Removed.
6086 (Output_data_got::add_local_tls_with_rela): Removed.
6087 * resolve.cc (Symbol::override_base_with_special): Removed
6088 reference to has_got_offset_ field.
6089 * symtab.cc (Symbol::init_fields): Replaced initialization
6090 of got_offset_ with got_offsets_. Removed initialization
6092 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
6093 (Symbol::got_offset): Likewise.
6094 (Symbol::set_got_offset): Likewise.
6095 (Symbol::has_tls_got_offset): Removed.
6096 (Symbol::tls_got_offset): Removed.
6097 (Symbol::set_tls_got_offset): Removed.
6098 (Symbol::got_offset_): Removed.
6099 (Symbol::tls_mod_got_offset_): Removed.
6100 (Symbol::tls_pair_got_offset_): Removed.
6101 (Symbol::got_offsets_): New field.
6102 (Symbol::has_got_offset): Removed.
6103 (Symbol::has_tls_mod_got_offset): Removed.
6104 (Symbol::has_tls_pair_got_offset): Removed.
6105 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
6106 (Target_x86_64::Scan::local): Updated callers of Output_data_got
6108 (Target_x86_64::Scan::global): Likewise.
6109 (Target_x86_64::Relocate::relocate): Likewise.
6110 (Target_x86_64::Relocate::relocate_tls): Likewise.
6112 2008-03-25 Ben Elliston <bje@au.ibm.com>
6114 * yyscript.y: Fix spelling error in comment.
6116 2008-03-24 Ian Lance Taylor <iant@google.com>
6118 * options.h (class General_options): Define build_id option.
6119 * layout.h (class Layout): Declare write_build_id, create_note,
6120 create_build_id. Add build_id_note_ member.
6121 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
6122 "libiberty.h", "md5.h", "sha1.h".
6123 (Layout::Layout): Initialize eh_frame_data_,
6124 eh_frame_hdr_section_, and build_id_note_.
6125 (Layout::finalize): Call create_build_id.
6126 (Layout::create_note): New function, broken out of
6127 Layout::create_gold_note.
6128 (Layout::create_gold_note): Call create_note.
6129 (Layout::create_build_id): New function.
6130 (Layout::write_build_id): New function.
6131 (Close_task_runner::run): Call write_build_id.
6133 * x86_64.cc: Correct license to GPLv3.
6135 2008-03-23 Ian Lance Taylor <iant@google.com>
6137 * options.cc: Include "demangle.h".
6138 (parse_optional_string): New function.
6139 (parse_long_option): Handle takes_optional_argument.
6140 (parse_short_option): Update dash_z initializer. Handle
6141 takes_optional_argument.
6142 (General_options::General_options): Initialize do_demangle_.
6143 (General_options::finalize): Set do_demangle_. Handle demangling
6145 * options.h (parse_optional_string): Declare.
6146 (struct One_option): Add optional_arg field. Update constructor.
6147 Update call constructor calls. Add takes_optional_argument
6149 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
6150 (DEFINE_optional_string): Define.
6151 (General_options::demangle): Change from DEFINE_bool to
6152 DEFINE_optional_string.
6153 (General_options::no_demangle): New function.
6154 (General_options::do_demangle): New function.
6155 (General_options::set_do_demangle): New function.
6156 (General_options::execstack_status_): Move definition to end of
6158 (General_options::static_): Likewise.
6159 (General_options::do_demangle_): New field.
6160 * object.cc (big_endian>::get_symbol_location_info): Call
6161 Options::do_demangle, not Options::demangle.
6162 * symtab.cc (demangle): Likewise.
6164 2008-03-22 Ian Lance Taylor <iant@google.com>
6166 * gold.h: Include <cstddef> and <sys/types.h>
6167 * options.h: Include <cstring>.
6169 2008-03-21 Ian Lance Taylor <iant@google.com>
6171 * Added source code to GNU binutils.