1 2009-10-30 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Stub_addend_reader): New struct template definition
4 and partial specializations.
5 (Stub_addend_reader::operator()): New method definition for a
6 partially specialized template.
8 2009-10-30 Doug Kwan <dougkwan@google.com>
10 * arm.cc (Arm_relobj::processor_specific_flags): New method
12 (Arm_relobj::do_read_symbols): New method declaration.
13 (Arm_relobj::processor_specific_flags_): New data member declaration.
14 (Arm_dynobj): New class definition.
15 (Target_arm::do_finalize_sections): Add input_objects parameter.
16 (Target_arm::do_adjust_elf_header): New method declaration.
17 (Target_arm::are_eabi_versions_compatible,
18 (Target_arm::merge_processor_specific_flags): New method declaration.
19 (Target_arm::do_make_elf_object): New overloaded method definitions
21 (Arm_relobj::do_read_symbols): New method definition.
22 (Arm_dynobj::do_read_symbols): Ditto.
23 (Target_arm::do_finalize_sections): Add input_objects parameters.
24 Merge processor-specific flags from all input objects.
25 (Target_arm::are_eabi_versions_compatible,
26 Target_arm::merge_processor_specific_flags,
27 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
28 New method definitions.
29 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
30 Input_objects pointer type parameter.
31 * layout.cc (Layout::finalize): Pass input objects to target's.
32 finalize_sections function.
33 * output.cc (Output_file_header::do_sized_write): Set ELF file
34 header's processor-specific flags.
35 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
36 Input_objects pointer type parameter.
37 * sparc.cc (Target_sparc::do_finalize_sections): Same.
38 * target.h (Input_objects): New forward class declaration.
39 (Target::processor_specific_flags,
40 Target::are_processor_specific_flags_sect): New method definitions.
41 (Target::finalize_sections): Add input_objects parameter.
42 (Target::Target): Initialize processor_specific_flags_ and
43 are_processor_specific_flags_set_.
44 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
46 (Target::set_processor_specific_flags): New method definition.
47 (Target::processor_specific_flags_,
48 Target::are_processor_specific_flags_set_): New data member
50 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
51 Input_objects pointer type parameter.
53 2009-10-30 Doug Kwan <dougkwan@google.com>
55 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
57 2009-10-28 Ian Lance Taylor <iant@google.com>
59 * object.h (class Relobj): Drop options parameter from
60 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
61 do_scan_relocs, do_relocate. Change all callers.
62 (class Sized_relobj): Drop options parameters from
63 do_gc_process_relocs, do_scan_relocs, do_relocate,
64 do_relocate_sections, relocate_sections, emit_relocs_scan,
65 emit_relocs_scan_reltype. Change all callers.
66 (struct Relocate_info): Remove options field and all references to
68 * reloc.h (class Read_relocs): Remove options constructor
69 parameter and options_ field. Change all callers.
70 (class Gc_process_relocs, class Scan_relocs): Likewise.
71 (class Relocate_task): Likewise.
72 * target-reloc.h (scan_relocs): Remove options parameter. Change
74 (scan_relocatable_relocs): Likewise.
75 * target.h (class Sized_target): Remove options parameter from
76 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
78 * gc.h (gc_process_relocs): Remove options parameter. Change all
80 * arm.cc: Update functions to remove options parameters.
82 * powerpc.cc: Likewise.
84 * x86_64.cc: Likewise.
85 * testsuite/testfile.cc: Likewise.
87 2009-10-28 Doug Kwan <dougkwan@google.com>
89 * arm.cc (Arm_relobj): New class definition.
90 (Arm_relobj::scan_sections_for_stubs,
91 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
92 New method definitions.
94 2009-10-28 Cary Coutant <ccoutant@google.com>
96 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
97 (Plugin::cleanup_done_): New member.
98 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
99 (Plugin_manager::cleanup_done_): Remove.
100 (Plugin_manager::add_input_file): Edit error message.
101 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
102 (Plugin_manager::cleanup): Remove use of cleanup_done_.
104 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
106 * fileread.cc: (File_read::View::~View): Use the new
107 data_ownership_ filed.
108 (File_read::~File_read): Dispose the new whole_file_view_.
109 (File_read::open): Mmap the whole file if needed.
110 (File_read::open): Use whole_file_view_ instead of contents_.
111 (File_read::find_view): Use whole_file_view_ if applicable.
112 (File_read::do_read): Use whole_file_view_ instead of contents_.
113 (File_read::make_view): Use whole_file_view_ instead of contents_,
114 update File_read::View::View call.
115 (File_read::find_or_make_view): Update File_read::View::View
117 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
119 (File_read::View::Data_ownership): New enum.
120 (File_read::View::View): Replace bool mapped_ with Data_ownership
122 (File_read::View::mapped_): Remove (replaced by data_ownership_).
123 (File_read::View::data_ownership_): New field.
124 (File_read::contents_): Remove (replaced by whole_file_view_).
125 (File_read::whole_file_view_): New field.
126 * options.h (class General_options): Add --keep-files-mapped.
128 2009-10-27 Cary Coutant <ccoutant@google.com>
130 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
131 * testsuite/Makefile.am (plugin_test_5): New test case.
132 * testsuite/Makefile.in: Regenerate.
134 2009-10-25 Doug Kwan <dougkwan@google.com>
136 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
137 from private to protected to allow access by child class.
138 (Sized_relobj::do_relocate_sections): New method declaration.
139 (Sized_relobj::relocate_sections): Virtualize.
140 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
141 Sized_relobj::relocate_sections. Instantiate template explicitly
142 for different target sizes and endianity.
144 2009-10-24 Doug Kwan <dougkwan@google.com>
146 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
147 (Arm_input_section::as_arm_input_section): New method.
148 (Arm_output_section): New class definition.
149 (Arm_output_section::create_stub_group,
150 Arm_output_section::group_sections): New method definitions.
152 2009-10-22 Doug Kwan <dougkwan@google.com>
154 * arm.cc (Arm_input_section): New class definition.
155 (Arm_input_section::init, Arm_input_section:do_write,
156 Arm_input_section::set_final_data_size,
157 Arm_input_section::do_reset_address_and_file_offset): New method
160 2009-10-21 Doug Kwan <dougkwan@google.com>
162 * arm.cc (Stub_table, Arm_input_section): New forward class
164 (Stub_table): New class defintion.
165 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
166 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
167 New method definition.
169 2009-10-21 Doug Kwan <dougkwan@google.com>
171 * arm.cc: Update copyright comments.
172 (Target_arm): New forward class template declaration.
173 (Arm_address): New type.
174 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
175 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
176 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
178 (Insn_template): Same.
179 (DEF_STUBS): New macro.
180 (Stub_type): New enum type.
181 (Stub_template): New class definition.
184 (Stub_factory): Same.
185 (Target_arm::Target_arm): Initialize may_use_blx_ and
186 should_force_pic_veneer_.
187 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
188 Target_arm::should_force_pic_veneer,
189 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
190 Target_arm::using_thumb_only, Target_arm:;default_target): New
192 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
193 New data member declarations.
194 (Insn_template::size, Insn_template::alignment): New method defintions.
195 (Stub_template::Stub_template): New method definition.
196 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
197 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
198 (Stub_factory::Stub_factory): New method definition.
199 * gold.h (string_hash): New template.
200 * output.h (Input_section_specifier::hash_value): Use
202 (Input_section_specifier::string_hash): Remove.
203 * stringpool.cc (Stringpool_template::string_hash): Use
206 2009-10-20 Doug Kwan <dougkwan@google.com>
208 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
209 symbols of relaxed input sections.
210 * output.h (Output_section::find_relaxed_input_section): Make
213 2009-10-16 Doug Kwan <dougkwan@google.com>
215 * dynobj.cc (Versions::Versions): Initialize version_script_.
216 Only insert base version symbol definition for a shared object
217 if version script defines any version versions.
218 (Versions::define_base_version): New method definition.
219 (Versions::add_def): Check that base version is not needed.
220 (Versions::add_need): Define base version lazily.
221 * dynobj.h (Versions::define_base_version): New method declaration.
222 (Versions::needs_base_version_): New data member declaration.
223 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
224 (check_DATA): Add no_version_test.stdout.
225 (libno_version_test.so, no_version_test.o no_version_test.stdout):
227 * testsuite/Makefile.in: Regenerate.
228 * testsuite/no_version_test.c: New file.
229 * testsuite/no_version_test.sh: Ditto.
231 2009-10-16 Doug Kwan <dougkwan@google.com>
233 * expression.cc (class Segment_start_expression): New class definition.
234 (Segment_start_expression::value): New method definition.
235 (script_exp_function_segment_start): Return a new
236 Segment_start_expression.
237 * gold/script-c.h (script_saw_segment_start_expression): New function
239 * script-sections.cc (Script_sections::Script_sections): Initialize
240 SAW_SEGMENT_START_EXPRESSION_ to false.
241 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
242 and -Tbbs options to specify section addresses if given in
243 command line and no SEGMENT_START expression is seen in a script.
244 * script-sections.h (Script_sections::saw_segment_start_expression,
245 Script_sections::set_saw_segment_start_expression): New method
247 (Script_sections::saw_segment_start_expression_): New data member
249 * script.cc (script_saw_segment_start_expression): New function.
250 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
251 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
252 script_test_7.sh and script_test_8.sh.
253 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
254 script_test_8.stdout.
255 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
256 (script_test_6, script_test_6.stdout, script_test_7,
257 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
258 * Makefile.in: Regenerate.
259 * testsuite/script_test_6.sh: New file.
260 * testsuite/script_test_6.t: Same.
261 * testsuite/script_test_7.sh: Same.
262 * testsuite/script_test_7.t: Same.
263 * testsuite/script_test_8.sh: Same.
265 2009-10-16 Doug Kwan <dougkwan@google.com>
267 * output.cc (Output_segment::set_section_list_address): Cast
268 expressions to unsigned long long type to avoid format warnings.
270 2009-10-15 Ian Lance Taylor <iant@google.com>
272 * script.cc (Script_options::add_symbol_assignment): Always add a
273 dot assginment to script_sections_.
274 * script-sections.cc (Script_sections::add_dot_assignment):
275 Initialize if necessary.
277 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
278 program headers with no load segment if there is a linker script.
280 * layout.cc (Layout::set_segment_offsets): Align the file offset
281 to the segment aligment for -N or -n with no load segment.
282 * output.cc (Output_segment::add_output_section): Don't crash if
283 the first section is a TLS section.
284 (Output_segment::set_section_list_addresses): Print an error
285 message if the address moves backward in a linker script.
287 (Output_section_element_input::set_section_addresses): Don't
288 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
289 (Orphan_output_section::set_section_addresses): Likewise.
291 2009-10-15 Doug Kwan <dougkwan@google.com>
293 * layout.cc (Layout::finish_dynamic_section): Generate tags
294 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
295 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
296 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
298 2009-10-14 Ian Lance Taylor <iant@google.com>
300 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
302 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
303 data_shdr fields of relinfo.
304 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
305 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
306 R_386_TLS_LDO_32, adjust based on section flags.
307 (Target_i386::Relocate::fix_up_ldo): Remove.
309 2009-10-13 Ian Lance Taylor <iant@google.com>
311 Add support for -pie.
312 * options.h (class General_options): Add -pie and
314 (General_options::output_is_position_independent): Test -pie.
315 (General_options::output_is_executable): Return true if not shared
317 (General_options::output_is_pie): Remove.
318 * options.cc (General_options::finalize): Reject incompatible uses
320 * gold.cc (queue_middle_tasks): A -pie link is not static.
321 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
322 * symtab.cc (Symbol::final_value_is_known): Return false if
323 output_is_position_independent.
324 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
325 output_is_position_independent.
326 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
327 output_is_position_independent.
328 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
329 output_is_position_independent.
330 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
332 (basic_pie_test.o, basic_pie_test): New targets.
333 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
334 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
335 (two_file_pie_test): New target.
336 * testsuite/Makefile.in: Rebuild.
337 * README: Remove note saying that -pie is not supported.
339 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
341 * options.h (class General_options): Add -init and -fini.
342 * layout.cc (Layout::finish_dynamic_section): Emit
343 given init and fini functions.
345 2009-10-13 Sriraman Tallam <tmsriram@google.com>
347 * gc.h (gc_process_relocs): Check if icf is enabled using new
349 * gold.cc (queue_initial_tasks): Likewise.
350 (queue_middle_tasks): Likewise.
351 * object.cc (do_layout): Likewise.
352 * symtab.cc (is_section_folded): Likewise.
353 * main.cc (main): Likewise.
354 * reloc.cc (Read_relocs::run): Likewise.
355 (Sized_relobj::do_scan_relocs): Likewise.
356 * icf.cc (is_function_ctor_or_dtor): New function.
357 (Icf::find_identical_sections): Check if function is ctor or dtor when
359 * options.h (General_options::icf): Change option to be an enum.
360 (Icf_status): New enum.
361 (icf_enabled): New method.
362 (icf_safe_folding): New method.
363 (set_icf_status): New method.
364 (icf_status_): New variable.
365 * (options.cc) (General_options::finalize): Set icf_status_.
366 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
367 icf_test and icf_keep_unique_test to use the --icf enum flag.
368 * testsuite/icf_safe_test.sh: New file.
369 * testsuite/icf_safe_test.cc: New file.
371 2009-10-12 Sriraman Tallam <tmsriram@google.com>
373 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
374 includes to gc.h and icf.h.
375 * arm.cc: Include gc.h.
378 * powerpc.cc: Likewise.
379 * sparc.cc: Likewise.
380 * x86_64.cc: Likewise.
381 * gc.h: Include icf.h.
383 2009-10-11 Ian Lance Taylor <iant@google.com>
385 * plugin.cc: Include "gold.h" before other header files.
387 2009-10-10 Chris Demetriou <cgd@google.com>
389 * options.h (Input_file_argument::Input_file_type): New enum.
390 (Input_file_argument::is_lib_): Replace with...
391 (Input_file_argument::type_): New member.
392 (Input_file_argument::Input_file_argument): Take Input_file_type
393 'type' rather than boolean 'is_lib' as second argument.
394 (Input_file_argument::is_lib): Use type_.
395 (Input_file_argument::is_searched_file): New function.
396 (Input_file_argument::may_need_search): Handle is_searched_file.
397 * options.cc (General_options::parse_library): Support -l:filename.
398 (General_options::parse_just_symbols): Update for Input_file_argument
400 (Command_line::process): Likewise.
401 * archive.cc (Archive::get_file_and_offset): Likewise.
402 * plugin.cc (Plugin_manager::release_input_file): Likewise.
403 * script.cc (read_script_file, script_add_file): Likewise.
404 * fileread.cc (Input_file::Input_file): Likewise.
405 (Input_file::will_search_for): Handle is_searched_file.
406 (Input_file::open): Likewise.
407 * readsyms.cc (Read_symbols::get_name): Likewise.
408 * testsuite/Makefile.am (searched_file_test): New test.
409 * testsuite/Makefile.in: Regenerate.
410 * testsuite/searched_file_test.cc: New file.
411 * testsuite/searched_file_test_lib.cc: New file.
413 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
414 Ian Lance Taylor <iant@google.com>
416 * descriptor.cc: Include <cstdio> and "binary-io.h".
417 (Descriptors::open): Open the files in binary mode always.
418 * script.cc (Lex::get_token): Treat \r as whitespace.
420 2009-10-09 Ian Lance Taylor <iant@google.com>
422 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
424 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
425 Ian Lance Taylor <iant@google.com>
427 * configure.ac: Check for readv function also.
428 * fileread.cc (readv): Define if not HAVE_READV.
429 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
431 * config.in: Regenerate.
432 * configure: Regenerate.
434 2009-10-09 Doug Kwan <dougkwan@google.com>
436 * layout.cc (Layout::make_output_section): Call target hook to make
437 ordinary output section.
438 (Layout::finalize): Adjust parameter list of call the
440 * layout.h (class Layout::section_list): New method.
441 * merge.h (Output_merge_base::entsize): Change visibility to public.
442 (Output_merge_base::is_string, Output_merge_base::do_is_string):
444 (Output_merge_string::do_is_string): New method.
445 * object.cc (Sized_relobj::do_setup): renamed from
446 Sized_relobj::set_up.
447 * object.h (Sized_relobj::adjust_shndx,
448 Sized_relobj::initializ_input_to_output_maps,
449 Sized_relobj::free_input_to_output_maps): Change visibilities to
451 (Sized_relobj::setup): Virtualize.
452 (Sized_relobj::do_setup): New method declaration.
453 (Sized_relobj::invalidate_section_offset,
454 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
455 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
456 * options.cc (parse_int): New function.
457 * options.h (parse_int): New declaration.
458 (DEFINE_int): New macro.
459 (stub_group_size): New option.
460 * output.cc (Output_section::Output_section): Initialize memebers
461 merge_section_map_, merge_section_by_properties_map_,
462 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
463 (Output_section::add_input_section): Handled deferred code-fill
464 generation and remove an old comment.
465 (Output_section::add_relaxed_input_section): New method definition.
466 (Output_section::add_merge_input_section): Use merge section by
467 properties map to speed to search. Update merge section maps
469 (Output_section::build_relaxation_map): New method definition.
470 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
472 (Output_section::relax_input_section): Renamed to
473 Output_section::convert_input_sections_to_relaxed_sections and change
474 interface to take a vector of pointers to relaxed sections.
475 (Output_section::find_merge_section,
476 Output_section::find_relaxed_input_section): New method definitions.
477 (Output_section::is_input_address_mapped,
478 Output_section::output_offset, Output_section::output_address):
479 Use output section data maps to speed up searching.
480 (Output_section::find_starting_output_address): Add comments.
481 (Output_section::do_write,
482 Output_section::write_to_postprocessing_buffer): Do code-fill
483 generation as appropriate.
484 (Output_section::get_input_sections): Invalidate relaxed input section
486 (Output_section::restore_states): Adjust type of checkpoint .
487 Invalidate relaxed input section map.
488 * output.h (Output_merge_base): New class declaration.
489 (Input_section_specifier): New class defintion.
490 (class Output_relaxed_input_section) Change base class to
491 Output_section_data_build.
492 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
493 base class initializer.
494 (Output_section::add_relaxed_input_section): New method declaration.
495 (Output_section::Input_section): Change visibility to protected.
496 (Output_section::Input_section::relobj,
497 Output_section::Input_section::shndx): Handle relaxed input sections.
498 Output_section::input_sections) Change visibility to protected. Also
499 define overload to return a non-const pointer.
500 (Output_section::Merge_section_properties): New class defintion.
501 (Output_section::Merge_section_by_properties_map,
502 Output_section::Output_section_data_by_input_section_map,
503 Output_section::Relaxation_map): New types.
504 (Output_section::relax_input_section): Rename method to
505 Output_section::convert_input_sections_to_relaxed_sections and change
506 interface to take a vector of relaxed section pointers.
507 (Output_section::find_merge_section,
508 Output_section::find_relaxed_input_section,
509 Output_section::build_relaxation_map,
510 Output_section::convert_input_sections_in_list_to_relaxed_sections):
511 New method declarations.
512 (Output_section::merge_section_map_
513 Output_section::merge_section_by_properties_map_,
514 Output_section::relaxed_input_section_map_,
515 Output_section::is_relaxed_input_section_map_valid_,
516 Output_section::generate_code_fills_at_write_): New data members.
518 (Output_section_element_input::set_section_addresses): Call
519 current_data_size and addralign methods of relaxed input sections.
520 (Orphan_output_section::set_section_addresses): Call current_data_size
521 and addralign methods of relaxed input sections.
522 * symtab.cc (Symbol_table::compute_final_value): Extract template
523 from the body of Symbol_table::sized_finalize_symbol.
524 (Symbol_table::sized_finalized_symbol): Call
525 Symbol_table::compute_final_value.
526 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
527 (Symbol_table::compute_final_value): New templated method declaration.
528 * target.cc (Target::do_make_output_section): New method defintion.
529 * target.h (Target::make_output_section): New method declaration.
530 (Target::relax): Add more parameters for input objects, symbol table
531 and layout. Adjust call to do_relax.
532 (Target::do_make_output_section): New method declaration.
533 (Target::do_relax): Add parameters for input objects, symbol table
536 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
538 * pread.c: Include stdio.h.
540 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
542 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
545 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
547 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
548 Change read_shndx type to unsigned int.
549 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
551 (Sized_dwarf_line_info::read_line_mappings): Likewise.
552 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
553 Change read_shndx type to unsigned int.
554 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
556 (Sized_dwarf_line_info::read_line_mappings): Likewise.
557 * layout.cc (Layout::create_symtab_sections): Cast the result of
558 local_symcount * symsize to off_t in the gold_assert.
560 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
562 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
563 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
565 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
566 (Arm_relocate_functions::thm_abs5): New function.
567 (Arm_relocate_functions::abs12): New function.
568 (Arm_relocate_functions::abs16): New function.
569 (Arm_relocate_functions::base_abs): New function.
570 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
571 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
572 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
574 (Scan::global): Likewise.
575 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
576 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
577 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
578 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
581 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
583 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
584 (Arm_relocate_functions::movt_prel): New function.
585 (Arm_relocate_functions::thm_movw_prel_nc): New function.
586 (Arm_relocate_functions::thm_movt_prel): New function.
587 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
588 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
589 (Scan::global, Relocate::relocate): Likewise.
590 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
592 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
594 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
596 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
598 (class Incremental_inputs_header): New class.
599 (Incremental_inputs_header_writer): Edit comment.
600 (Incremental_inputs_entry): New class.
601 (Incremental_inputs_entry_writer): Edit comment.
602 (Sized_incremental_binary::do_find_incremental_inputs_section):
603 Add *strtab_shndx parameter, fill it.
604 (Sized_incremental_binary::do_check_inputs): New method.
605 (Incremental_checker::can_incrementally_link_output_file): Use
606 Sized_incremental_binary::check_inputs.
607 (Incremental_inputs::report_command_line): Save command line in
610 (Incremental_binary::find_incremental_inputs_section): New
612 (Incremental_binary::do_find_incremental_inputs_section): Add
613 strtab_shndx parameter.
614 (Incremental_binary::do_check_inputs): New pure virtual method.
615 (Sized_incremental_binary::do_check_inputs): Declare.
616 (Incremental_checker::Incremental_checker): Add incremental_inputs
617 parameter, use it to initialize incremental_inputs_.
618 (Incremental_checker::incremental_inputs_): New field.
619 (Incremental_checker::command_line): New method.
620 (Incremental_checker::inputs): New method.
621 (Incremental_checker::command_line_): New field.
623 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
625 * incremental.cc: Include <cstdarg> and "target-select.h".
626 (vexplain_no_incremental): New function.
627 (explain_no_incremental): New function.
628 (Incremental_binary::error): New method.
629 (Sized_incremental_binary::do_find_incremental_inputs_section): New
631 (make_sized_incremental_binary): New function.
632 (open_incremental_binary): New function.
633 (can_incrementally_link_file): Add checks if output is ELF and has
635 * incremental.h: Include "elfcpp_file.h" and "output.h".
636 (Incremental_binary): New class.
637 (Sized_incremental_binary): New class.
638 (open_incremental_binary): Declare.
639 * object.cc (is_elf_object): Use
640 elfcpp::Elf_recognizer::is_elf_file.
641 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
642 * output.h (Output_file::filesize): New method.
644 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
646 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
648 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
649 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
651 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
653 (Arm_relocate_functions::movw_abs_nc): New function.
654 (Arm_relocate_functions::movt_abs): New function.
655 (Arm_relocate_functions::thm_movw_abs_nc): New function.
656 (Arm_relocate_functions::thm_movt_abs): New function.
657 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
658 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
659 (Scan::global): Likewise.
660 (Relocate::relocate): Likewise.
661 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
663 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
665 * arm.cc (Arm_relocate_functions::got_prel) New function.
666 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
667 (Relocate::relocate): Likewise.
668 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
670 2009-10-06 Ian Lance Taylor <iant@google.com>
672 * options.h (class General_options): Define
673 split_stack_adjust_size parameter.
674 * object.h (class Object): Add uses_split_stack_ and
675 has_no_split_stack_ fields. Add uses_split_stack and
676 has_no_split_stack accessor functions. Declare
677 handle_split_stack_section.
678 (class Reloc_symbol_changes): Define.
679 (class Sized_relobj): Define Function_offsets. Declare
680 split_stack_adjust, split_stack_adjust_reltype, and
682 * object.cc (Object::handle_split_stack_section): New function.
683 (Sized_relobj::do_layout): Call handle_split_stack_section.
684 * dynobj.cc (Sized_dynobj::do_layout): Call
685 handle_split_stack_section.
686 * reloc.cc (Sized_relobj::relocate_sections): Call
687 split_stack_adjust for executable sections in split_stack
688 objects. Pass reloc_map to relocate_section.
689 (Sized_relobj::split_stack_adjust): New function.
690 (Sized_relobj::split_stack_adjust_reltype): New function.
691 (Sized_relobj::find_functions): New function.
692 * target-reloc.h: Include "object.h".
693 (relocate_section): Add reloc_symbol_changes parameter. Change
695 * target.h (class Target): Add calls_non_split method. Declare
696 do_calls_non_split virtual method. Declare match_view and
698 * target.cc: Include "elfcpp.h".
699 (Target::do_calls_non_split): New function.
700 (Target::match_view): New function.
701 (Target::set_view_to_nop): New function.
702 * gold.cc (queue_middle_tasks): Give an error if mixing
703 split-stack and non-split-stack objects with -r.
704 * i386.cc (Target_i386::relocate_section): Add
705 reloc_symbol_changes parameter.
706 (Target_i386::do_calls_non_split): New function.
707 * x86_64.cc (Target_x86_64::relocate_section): Add
708 reloc_symbol_changes parameter.
709 (Target_x86_64::do_calls_non_split): New function.
710 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
712 * powerpc.cc (Target_powerpc::relocate_section): Add
713 reloc_symbol_changes parameter.
714 * sparc.cc (Target_sparc::relocate_section): Add
715 reloc_symbol_changes parameter.
716 * configure.ac: Call AM_CONDITIONAL for the default target.
717 * configure: Rebuild.
718 * testsuite/Makefile.am (TEST_AS): New variable.
719 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
720 (check_DATA): Add split_i386 and split_x86_64 files.
721 (SPLIT_DEFSYMS): Define.
722 (split_i386_[1234n].o): New targets.
723 (split_i386_[124]): New targets.
724 (split_i386_[1234r].stdout): New targets.
725 (split_x86_64_[1234n].o): New targets.
726 (split_x86_64_[124]): New targets.
727 (split_x86_64_[1234r].stdout): New targets.
728 (MOSTLYCLEANFILES): Add new executables.
729 * testsuite/split_i386.sh: New file.
730 * testsuite/split_x86_64.sh: New file.
731 * testsuite/split_i386_1.s: New file.
732 * testsuite/split_i386_2.s: New file.
733 * testsuite/split_i386_3.s: New file.
734 * testsuite/split_i386_4.s: New file.
735 * testsuite/split_i386_n.s: New file.
736 * testsuite/split_x86_64_1.s: New file.
737 * testsuite/split_x86_64_2.s: New file.
738 * testsuite/split_x86_64_3.s: New file.
739 * testsuite/split_x86_64_4.s: New file.
740 * testsuite/split_x86_64_n.s: New file.
741 * testsuite/testfile.cc (Target_test): Update relocation_section
743 * testsuite/Makefile.in: Rebuild.
745 2009-10-06 Ian Lance Taylor <iant@google.com>
747 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
748 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
749 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
750 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
751 the address on ldo_addrs_.
752 (Target_i386::Relocate::fix_up_ldo): New function.
754 2009-10-06 Rafael Espindola <espindola@google.com>
756 * plugin.cc (add_input_library): New.
757 (Plugin::load): Add add_input_library to tv.
758 (Plugin_manager::add_input_file): Add the is_lib argument.
759 (add_input_file): Update call to Plugin_manager::add_input_file.
760 (add_input_library): New.
761 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
763 2009-09-30 Doug Kwan <dougkwan@google.com>
765 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
766 symbol and call Symbol::may_need_copy_reloc to determine if
767 a copy reloc is needed.
768 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
769 nocopyreloc is given in command line.
770 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
771 given in command line.
772 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
773 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
774 of the removed Target_i386::may_need_copy_reloc.
775 * options.h (copyreloc): New option with default value false.
776 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
777 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
778 instead of the removed Target_powerpc::may_need_copy_reloc.
779 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
780 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
781 instead of the removed Target_sparc::may_need_copy_reloc.
782 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
783 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
784 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
785 instead of the removed Target_x86_64::may_need_copy_reloc.
787 2009-09-30 Ian Lance Taylor <iant@google.com>
789 * object.h (class Object): Remove target_ field, and target,
790 sized_target, and set_target methods.
791 (Object::sized_target): Remove.
792 (class Sized_relobj): Update declarations. Remove sized_target.
793 * object.cc (Sized_relobj::setup): Remove target parameter.
795 (Input_objects::add_object): Don't do anything with the target.
796 (make_elf_sized_object): Add punconfigured parameter. Change all
797 callers. Set or test parameter target.
798 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
800 * parameters.cc (Parameters::set_target): Change parameter type to
802 (Parameters::default_target): Remove.
803 (set_parameters_target): Change parameter type to be non-const.
804 (parameters_force_valid_target): New function.
805 (parameters_clear_target): New function.
806 * parameters.h (class Parameters): Update declarations. Remove
807 default_target method. Add sized_target and clear_target
808 methods. Change target_ to be non-const.
809 (set_parameters_target): Update declaration.
810 (parameters_force_valid_target): Declare.
811 (parameters_clear_target): Declare.
812 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
813 as NULL if we aren't searching.
814 (Add_symbols::run): Don't check for compatible target.
815 * fileread.cc (Input_file::open_binary): Call
816 parameters_force_valid_target.
817 * gold.cc (queue_middle_tasks): Likewise.
818 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
819 set_target on object.
820 * dynobj.h (class Sized_dynobj): Update declarations.
821 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
822 make_elf_object returns NULL.
823 (Archive::include_member): Don't check whether object target is
825 * output.cc (Output_section::add_input_section): Get target from
827 (Output_section::relax_input_section): Likewise.
828 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
830 (Sized_relobj::do_scan_relocs): Likewise.
831 (Sized_relobj::relocate_sections): Likewise.
832 * resolve.cc (Symbol_table::resolve): Likewise.
833 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
834 parameter. Change all callers.
835 (Symbol_table::add_from_object): Get target from parameters.
836 (Symbol_table::add_from_relobj): Don't check object target.
837 (Symbol_table::add_from_dynobj): Likewise.
838 (Symbol_table::define_special_symbol): Get target from
840 * symtab.h (class Symbol_table): Update declaration.
841 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
842 parameter. Change all callers. Clear parameter target.
843 (Binary_test): Test target here.
844 * testsuite/object_unittest.cc (gold_testsuite): Remove
845 target_test_pointer parameter. Change all callers.
846 (Object_test): Test target here.
848 2009-09-26 Ian Lance Taylor <iant@google.com>
850 * testsuite/initpri1.c: Don't try to use constructor priorities if
851 compiling with gcc before 4.3.
853 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
855 * testsuite/retain_symbols_file_test.sh (check_present): Change
856 output file name to retain_symbols_file_test.stdout.
857 (check_absent): Likewise.
859 2009-09-18 Craig Silverstein <csilvers@google.com>
861 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
862 * options.cc: Include <cerrno> and <fstream>.
863 (General_options::finalize): Parse -retain-symbols-file tag.
864 * options.h: New flag.
865 (General_options): New method should_retain_symbol, new
866 variable symbols_to_retain.
867 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
868 should_retain_symbol map.
869 * testsuite/Makefile.am (retain_symbols_file_test): New test.
870 * testsuite/Makefile.in: Regenerate.
871 * testsuite/retain_symbols_file_test.sh: New file.
873 2009-09-18 Nick Clifton <nickc@redhat.com>
875 * po/es.po: Updated Spanish translation.
877 2009-09-17 Doug Kwan <dougkwan@google.com>
879 * debug.h (DEBUG_RELAXATION): New constant.
880 (DEBUG_ALL): Add DEBUG_RELAXATION.
881 (debug_string_to_enum): Add relaxation debug option.
883 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
884 Layout::Relaxation_debug_check::read_sections,
885 Layout::Relaxation_debug_check::read_sections): New method definitions.
886 (Layout::Layout): Initialize data members
887 record_output_section_data_from_scrips_,
888 script_output_section_data_list_ and relaxation_debug_check_.
889 (Layout::save_segments, Layout::restore_segments,
890 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
891 Layout::relaxation_loop_body): New method definitions.
892 (Layout::finalize): Support relaxation. Move section layout code to
893 Layout::relaxation_loop_body.
894 (Layout::set_asection_address_from_script): Move code for orphan
895 section placement out.
896 (Layout::place_orphan_sections_in_script): New method definition.
897 * layout.h (Output_segment_headers, Output_file_header):
898 New forward class declarations.
899 (Layout::~Layout): Define.
900 (Layout::new_output_section_data_from_script): New method definition.
901 (Layout::place_orphan_sections_in_script): New method declaration.
902 (Layout::Segment_states): New type declaration.
903 (Layout::save_segments, Layout::restore_segments,
904 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
905 Layout::relaxation_loop_body): New method declarations.
906 (Layout::Output_section_data_list): New type declaration.
907 (Layout::Relaxation_debug_check): New class definition.
908 (Layout::record_output_section_data_from_script_,
909 Layout::script_output_section_data_list_, Layout::segment_states_,
910 Layout::relaxation_debug_check_): New data members.
911 * output.cc: (Output_section_headers::do_size): New method definition.
912 (Output_section_headers::Output_section_headers): Move size
913 computation to Output_section_headers::do_size.
914 (Output_segment_headers::do_size): New method definition.
915 (Output_file_header::Output_file_header): Move size computation to
916 Output_file_header::do_size and call it.
917 (Output_file_header::do_size): New method definition.
918 (Output_data_group::Output_data_group): Adjust call to
920 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
921 (Output_symtab_xindex::do_write): Add array bound check.
922 (Output_section::Input_section::print_to_mapfile): Handle
923 RELAXED_INPUT_SECTION_CODE.
924 (Output_section::Output_section): Initialize data member checkpoint_.
925 (Output_section::~Output_section): Delete checkpoint object pointed
927 (Output_section::add_input_section): Always add an Input_section if
929 (Output_section::add_merge_input_section): Add assert.
930 (Output_section::relax_input_section): New method definition.
931 (Output_section::set_final_data_size): Set load address to zero for
932 an unallocated section.
933 (Output_section::do_address_and_file_offset_have_reset_values):
934 New method definition.
935 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
936 Handle relaxed input section.
937 (Output_section::sort_attached_input_sections): Checkpoint input
939 (Output_section::get_input_sections): Change type of input_sections to
940 list of Simple_input_section pointers. Checkpoint input section list
941 lazily. Also handle relaxed input sections.
942 (Output_section::add_input_section_for_script): Take a reference to
943 a Simple_input_section object instead of Relobj pointer and section
944 index as parameter. Handle relaxed input sections.
945 (Output_section::save_states, Output_section::restore_states): New
947 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
948 (Output_data::is_data_size_fixed): New method definition.
949 (Output_data::reset_addresss_and_file_offset): Do not reset data size
951 (Output_data::address_and_file_offset_have_reset_values): New method
953 (Output_data::do_address_and_file_offset_have_reset_values): New method
955 (Output_data::set_data_size): Check that data size is not fixed.
956 (Output_data::fix_data_size): New method definition.
957 (Output_data::is_data_size_fixed_): New data member.
958 (Output_section_headers::set_final_data_size): New method definition.
959 (Output_section_headers::do_size): New method declaration.
960 (Output_segment_headers::set_final_data_size): New method definition.
961 (Output_segment_headers::do_size): New method declaration.
962 (Output_file_header::set_final_data_size)::New method definition.
963 (Output_file_header::do_size)::New method declaration.
964 (Output_section_data::Output_section_data): Add new parameter
965 is_data_size_fixed and use it to fix data size.
966 (Output_data_const::Output_data_const): Adjust call to base class
967 constructor and fix data size.
968 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
969 base class constructor and fix data size.
970 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
971 base class constructor and fix data size.
972 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
973 class constructor and fix data size.
974 (Output_data_group::set_final_data_size): New method definition.
975 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
976 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
977 class constructor and fix data size.
978 (Output_relaxed_input_section): New class definition.
979 (Output_section::Simple_input_section): New class definition.
980 (Output_section::get_input_sections): Adjust parameter list.
981 (Output_section::add_input_section_for_script): Same.
982 (Output_section::save_states, Output_section::restore_states,
983 Output_section::do_address_and_file_offset_have_reset_values,
984 (Output_section::Input_section::Input_section): Handle
985 RELAXED_INPUT_SECTION_CODE. Add new overload for
986 Output_relaxed_input_section.
987 (Output_section::Input_section::is_input_section,
988 Output_section::Input_section::set_output_section): Handle relaxed
990 (Output_section::Input_section::is_relaxed_input_section,
991 Output_section::Input_section::output_section_data,
992 Output_section::Input_section::relaxed_input_section): New method
994 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
996 (Output_section::Input_section::u1_): Update comments.
997 (Output_section::Input_section::u2_): Add new union member poris.
998 (Output_section::Checkpoint_output_section): New classs definition.
999 (Output_section::relax_input_section): New method declaration.
1000 (Output_section::checkpoint_): New data member.
1001 (Output_segment): Update comments.
1002 (Output_segment::Output_segment): Un-privatize copy constructor.
1003 (Output_segment::operator=): Un-privatize.
1004 * script-sections.cc (Output_section_element::Input_section_list):
1005 Change element type to Output_section::Simple_input_section.
1006 (Output_section_element_dot_assignment::set_section_addresses):
1007 Register output section data for relaxation clean up.
1008 (Output_data_exression::Output_data_expression): Adjust call to base
1009 constructor to fix data size.
1010 (Output_section_element_data::set_section_addresses): Register
1011 Output_data_expression object for relaxation clean up.
1012 (struct Input_section_info): Replace Relobj pointer and section index
1013 pair with Output_section::Simple_input_section and Convert struct to a
1015 (Input_section_sorter::operator()): Adjust access to
1016 Input_section_info data member to use accessors.
1017 (Output_section_element_input::set_section_addresses): Use layout
1018 parameter. Adjust code to use Output_section::Simple_input_section
1019 and Input_secction_info classes. Register filler for relaxation
1021 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1022 and section index pair with Output_section::Simple_input_section
1023 class. Adjust code accordingly.
1024 (Phdrs_element::release_segment): New method definition.
1025 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1027 (Script_sections::release_segments): New method definition.
1028 * gold/script-sections.h (Script_sections::release_segments): New
1030 * gold/target.h (Target::may_relax, Target::relax,
1031 Target::do_may_relax, Target::do_relax): New method definitions.
1033 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1035 * arm.cc (has_signed_unsigned_overflow): New function.
1036 (Arm_relocate_functions::abs8): New function.
1037 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1038 (Target_arm::Scan::global): Likewise.
1039 (Target_arm::relocate::relocate): Likewise.
1040 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1043 2009-09-16 Cary Coutant <ccoutant@google.com>
1045 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1046 * testsuite/Makefile.in: Regenerate.
1048 2009-09-11 Nick Clifton <nickc@redhat.com>
1050 * po/gold.pot: Updated by the Translation project.
1052 2009-09-08 Cary Coutant <ccoutant@google.com>
1054 * output.cc (Output_file::open): Add execute permission to empty file.
1055 * testsuite/Makefile.am (permission_test): New test.
1056 * testsuite/Makefile.in: Regenerate.
1058 2009-09-02 Ian Lance Taylor <iant@google.com>
1060 * output.cc (Output_file::resize): Call map_no_anonymous rather
1063 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1065 * gold.cc: Include "incremental.h".
1066 (queue_initial_tasks): Call Incremental_checker methods.
1067 * incremental.cc: Include "output.h".
1068 (Incremental_checker::can_incrementally_link_output_file): New
1070 * incremental.h (Incremental_checker): New class.
1072 * output.cc (Output_file::open_for_modification): New method.
1073 (Output_file::map_anonymous): Changed return type to bool. Record
1075 (Output_file::map_no_anonymous): New method, broken out of map.
1076 (Output_file::map): Use map_no_anonymous and map_anonymous.
1077 * output.h (class Output_file): Update declarations.
1079 2009-08-24 Cary Coutant <ccoutant@google.com>
1081 * options.h (Command_line::Pre_options): New class.
1082 (Command_line::pre_options): New member.
1083 * options.cc (gold::options::ready_to_register): New variable.
1084 (One_option::register_option): Do nothing if not registering options.
1085 Assert if same short option registered twice.
1086 (General_options::General_options): Turn off option registration when
1088 (Command_line::Pre_options::Pre_options): New constructor.
1090 2009-08-24 Cary Coutant <ccoutant@google.com>
1092 * options.h (General_options::no_keep_memory): Remove incorrect
1095 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1097 * Makefile.am (am__skiplex, am__skipyacc): New.
1098 * Makefile.in: Regenerate.
1100 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1102 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1103 (INCLUDES): ... this.
1104 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1105 (AM_CPPFLAGS): Renamed from ...
1106 (INCLUDE): ... this.
1107 * Makefile.in, testsuite/Makefile.in: Regenerate.
1109 * Makefile.in: Regenerate.
1110 * aclocal.m4: Likewise.
1111 * config.in: Likewise.
1112 * configure: Likewise.
1113 * testsuite/Makefile.in: Likewise.
1115 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1116 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1117 * Makefile.in: Regenerate.
1118 * testsuite/Makefile.in: Regenerate.
1120 2009-08-19 Cary Coutant <ccoutant@google.com>
1122 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1123 symbols in shared libraries overridden by hidden or internal symbols
1124 in the main program.
1126 2009-08-19 Chris Demetriou <cgd@google.com>
1128 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1129 checking source file names in error messages.
1131 2009-08-18 Doug Kwan <dougkwan@google.com>
1133 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1134 an elcpp::Ehdr as parameter. Adjust call to set_target.
1135 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1136 an elfcpp::Ehdr as parameter.
1137 * object.cc (Object::set_target): Remove the version that looks up
1138 a target and sets it.
1139 (Sized_relobj::setup): Take a Target object instead of
1140 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1141 (make_elf_sized_object): Find target and ask target to
1143 * object.h: (Object::set_target): Remove the version that looks up
1144 a target and sets it.
1145 (Sized_relobj::setup): Take a Target object instead of
1146 an elfcpp:Ehdr as parameter.
1147 * target.cc: Include dynobj.h.
1148 (Target::do_make_elf_object_implementation): New.
1149 (Target::do_make_elf_object): New.
1150 * target.h (Target::make_elf_object): New template declaration.
1151 (Target::do_make_elf_object): New method declarations.
1152 (Target::do_make_elf_object_implementation): New template declaration.
1154 2009-08-14 Ian Lance Taylor <iant@google.com>
1156 * gold.h (FUNCTION_NAME): Define.
1157 (gold_unreachable): Use FUNCTION_NAME.
1159 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1161 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1162 symbol in the --keep-unique list is not found.
1164 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1166 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1167 been maked as --keep-unique.
1168 (Icf::unfold_section): New function.
1169 * icf.h (Icf::unfold_section): New function.
1170 * options.h (General_options::keep_unique): New option.
1171 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1172 * testsuite/Makefile.in: Regenerate.
1173 * testsuite/icf_keep_unique_test.sh: New file.
1174 * testsuite/icf_keep_unique_test.cc: New file.
1176 2009-08-12 Cary Coutant <ccoutant@google.com>
1179 * resolve.cc (Symbol_table::resolve): Check for references from
1180 dynamic objects to hidden and internal symbols.
1181 * testsuite/Makefile.am (hidden_test.sh): New test.
1182 * testsuite/Makefile.in: Regenerate.
1183 * testsuite/hidden_test.sh: New script.
1184 * testsuite/hidden_test_1.c: New test source.
1185 * testsuite/hidden_test_main.c: New test source.
1187 2009-08-11 Doug Kwan <dougkwan@google.com>
1189 * arm.cc: Update comments.
1190 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1191 segment to locate the .ARM.exidx section if present.
1193 2009-08-09 Doug Kwan <dougkwan@google.com>
1195 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1198 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1199 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1202 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1204 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1205 valid tls_segment only for non-debug-section relocations.
1206 * testsuite/Makefile.am: Add gc_tls_test.
1207 * testsuite/Makefile.in: Regenerate.
1208 * testsuite/gc_tls_test.cc: New file.
1209 * testsuite/gc_tls_test.sh: New file.
1211 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1215 * Makefile.am (CCFILES): Add icf.cc.
1217 * Makefile.in: Regenerate.
1218 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1219 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1220 section, symbol and addend information for the relocs.
1221 * gold.cc (queue_middle_tasks): Call identical code folding.
1222 * gold.h: Add defines for multimap.
1223 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1224 to the call of finalize_local_symbols.
1225 * main.cc (main): Create object of class Icf.
1226 * object.cc (Sized_relobj::do_layout): Allow this function to be
1227 called twice during icf.
1228 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1229 to sections marked as identical by icf.
1230 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1232 (Sized_relobj::do_section_entsize): New function.
1233 * object.h (Object::section_entsize): New function.
1234 (Object::do_section_entsize): New pure virtual function.
1235 (Relobj::finalize_local_symbols): Add new parameter.
1236 (Relobj::do_section_entsize): New function.
1237 * options.h (General_options::icf): New option.
1238 (General_options::icf_iterations): New option.
1239 (General_options::print_icf_sections): New option.
1240 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1241 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1242 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1244 * symtab.cc (Symbol_table::is_section_folded): New function.
1245 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1246 to sections marked as identical by icf.
1247 * symtab.h (Symbol_table::set_icf): New function.
1248 (Symbol_table::icf): New function.
1249 (Symbol_table::is_section_folded): New function.
1250 (Symbol_table::icf_): New data member.
1251 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1252 * testsuite/Makefile.am: Add commands to build icf_test.
1253 * testsuite/Makefile.in: Regenerate.
1254 * testsuite/icf_test.sh: New file.
1255 * testsuite/icf_test.cc: New file.
1257 2009-07-24 Chris Demetriou <cgd@google.com>
1259 * layout.cc (is_compressible_debug_section): Fix incorrect
1260 comment about compressed section names.
1262 2009-07-20 Ian Lance Taylor <ian@airs.com>
1265 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1267 2009-07-16 Ian Lance Taylor <iant@google.com>
1270 * layout.h: #include <map>.
1271 (class Kept_section): Change from struct to class. Add accessors
1272 and setters. Add section size to Comdat_group mapping. Change
1273 Comdat_group to std::map. Add is_comdat_ field. Add
1274 linkonce_size field in union.
1275 (class Layout): Update declaration of find_or_add_kept_section.
1276 Don't declare find_kept_object.
1277 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1278 parameter. Add object, shndx, is_comdat, and is_group_name
1279 parameters. Change all callers. Adjust for new Kept_section.
1280 (Layout::find_kept_object): Remove.
1281 * object.cc (Sized_relobj::include_section_group): Update use of
1282 Kept_section. Rename secnum to shndx. Only record
1283 Kept_comdat_section if sections are the same size.
1284 (Sized_relobj::include_linkonce_section): Update use of
1285 Kept_section. Only record Kept_comdat_section if sections are the
1286 same size. Set size of linkonce section.
1287 (Sized_relobj::map_to_kept_section): Update call to
1288 get_kept_comdat_section.
1289 * object.h (class Sized_relobj): Rename fields in
1290 Kept_comdat_section to drop trailing underscores; change object
1291 field to Relobj*. Change Kept_comdat_section_table to store
1292 struct rather than pointer.
1293 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1294 Add kept_object and kept_shndx parameters. Change all callers.
1295 (Sized_relobj::get_kept_comdat_section): Change return type to
1296 bool. Add kept_object and kept_shndx parameters. Change all
1298 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1299 Layout::find_or_add_kept_section.
1301 2009-07-09 Ian Lance Taylor <iant@google.com>
1303 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1304 Reserve space in the hash table.
1306 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1308 * fileread.cc (File_read::get_mtime): New method.
1309 * fileread.h (Timespec): New structure.
1310 (File_read::get_mtime): New method.
1311 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1312 Renamed from timestamp_nsec.
1313 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1315 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1317 (Incremental_inputs::report_archive): Save mtime; style fix.
1318 (Incremental_inputs::report_obejct): Save mtime; style fix.
1319 (Incremental_inputs::report_script): Save mtime; style fix.
1320 (Incremental_inputs::finalize_inputs): Style fix.
1321 (Incremental_inputs::finalize): Style fix.
1322 (Incremental_inputs::create_input_section_data): Store inputs
1324 * incremental.h (Incremental_inputs::report_script): Add mtime
1326 (Incremental_inputs::Input_info::Input_info): Intialize only one
1328 (Incremental_inputs::Input_info::archive): Move to nameless
1330 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1331 (Incremental_inputs::Input_info::script): Move to nameless union.
1332 (Incremental_inputs::mtime): New field.
1333 * script.cc (read_input_script): Pass file mtime to
1335 * script.h (Script_info::inputs): Style fix.
1337 2009-07-01 Ian Lance Taylor <ian@airs.com>
1339 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1342 2009-06-24 Ian Lance Taylor <iant@google.com>
1345 * layout.cc (Layout::choose_output_section): If we find an
1346 existing section, update the flags.
1347 (Layout::create_notes): New function, broken out of
1349 (Layout::finalize): Don't create note sections.
1350 (Layout::create_note): Don't crash if linker script discards
1352 (Layout::create_gold_note): Likewise.
1353 (Layout::create_build_id): Likewise. Don't set
1354 after_input_sections on the section.
1355 (Layout::create_executable_stack_info): Remove target parameter.
1357 * layout.h (class Layout): Declare create_notes. Update
1358 declaration of create_executable_stack_info.
1359 * gold.cc (queue_middle_tasks): Call create_notes.
1360 * output.cc (Output_section::update_flags_for_input_section): Move
1361 here from output.h. If SHF_ALLOC flag is newly set, mark address
1363 * output.h (Output_data::mark_address_invalid): New function.
1364 (class Output_section): Only declare, not define,
1365 update_flags_for_input_section. Remove set_flags.
1367 2009-06-24 Ian Lance Taylor <iant@google.com>
1369 * script-sections.cc (Output_section_definition::
1370 set_section_addresses): Rename shadowing local load_address to
1373 2009-06-24 Ian Lance Taylor <iant@google.com>
1376 * reloc.cc (relocate_sections): Skip empty relocation sections.
1378 2009-06-23 Ian Lance Taylor <iant@google.com>
1381 * layout.cc (Layout::create_note): Use choose_output_section
1382 rather than make_output_section.
1384 2009-06-23 Ian Lance Taylor <iant@google.com>
1387 * options.cc (General_options::parse_V): Set printed_version_.
1388 (General_options::General_options): Initialize printed_version_.
1389 * options.h (class General_options): Add printed_version_ field.
1390 * gold.cc (queue_initial_tasks): If there are no input files,
1391 don't give a fatal error if we printed the version information.
1392 (queue_middle_tasks): If using -r with a shared object, give a
1393 fatal error rather than an ordinary error.
1395 2009-06-23 Ian Lance Taylor <iant@google.com>
1398 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1399 (Layout::make_output_section): Set have_stabstr_section_ if we see
1400 a .stab*str section.
1401 (Layout::finalize): Call link_stabs_sections.
1402 (Layout::link_stabs_sections): New file.
1403 * layout.h (class Layout): Add have_stabstr_section_ field.
1404 Declare link_stabs_sections.
1406 2009-06-23 Doug Kwan <dougkwan@google.com>
1408 * Makefile.am (libgold_a_LIBADD): New.
1409 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1410 * Makefile.in: Regenerate.
1411 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1412 * configure: Regenerate.
1413 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1414 * fileread.cc: Include sys/state.h
1415 * gold.h: Declare memmem and strndup if found missing.
1416 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1418 2009-06-23 Ian Lance Taylor <iant@google.com>
1420 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1421 * configure: Rebuild.
1423 2009-06-23 Ian Lance Taylor <iant@google.com>
1426 * object.cc (Object::section_contents): Don't try to get a view if
1427 the section has length zero.
1428 (Object::handle_gnu_warning_section): If the section is empty, use
1429 the name of the section as the warning.
1431 2009-06-23 Ian Lance Taylor <iant@google.com>
1434 * stringpool.h (class Stringpool_template): Add optimize_ field.
1435 (Stringpool_template::set_optimize): New function.
1436 * stringpool.cc (Stringpool_template::Stringpool_template):
1437 Initialize optimize_ field.
1438 (Stringpool_template::set_string_offsets): Test local optimize
1439 fild rather than parameter.
1440 * layout.cc (Layout::Layout): Call set_optimize on the section
1443 2009-06-22 Ian Lance Taylor <iant@google.com>
1446 * yyscript.y: Parse TARGET.
1447 * script.cc (script_set_target): New function.
1448 * script-c.h (script_set_target): Declare.
1449 * options.cc (General_options::string_to_object_format): Rename
1450 from string_to_object_format in anonymous namespace. Change
1452 * options.h (class General_options): Declare
1453 string_to_object_format.
1455 2009-06-22 Ian Lance Taylor <iant@google.com>
1457 * script-sections.cc (Script_sections::create_segments): Don't put
1458 program headers in a PT_LOAD segment if -n or -N.
1460 2009-06-22 Ian Lance Taylor <iant@google.com>
1463 * options.h (class General_options): Add -z lazy and -z now. Sort
1464 -z options into alphabetical order.
1465 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1467 2009-06-21 Ian Lance Taylor <iant@google.com>
1469 * layout.cc (Layout::make_output_section): Call
1470 Target::new_output_section.
1471 (Layout::attach_allocated_section_to_segment): Put large section
1472 sections in a separate load segment with the large segment flag
1474 (Layout::segment_precedes): Sort large data segments after other
1476 (align_file_offset): New static function.
1477 (Layout::set_segment_offsets): Use align_file_offset.
1478 * output.h (class Output_section): Add is_small_section_ and
1479 is_large_section_ fields.
1480 (Output_section::is_small_section): New function.
1481 (Output_section::set_is_small_section): New function.
1482 (Output_section::is_large_section): New function.
1483 (Output_section::set_is_large_section): New function.
1484 (Output_section::is_large_data_section): New function.
1485 (class Output_segment): Add is_large_data_segment_ field.
1486 (Output_segment::is_large_data_segment): New function.
1487 (Output_segment::set_is_large_data_segment): New function.
1488 * output.cc (Output_section::Output_section): Initialize new
1490 (Output_segment::Output_segment): Likewise.
1491 (Output_segment::add_output_section): Add assertion that large
1492 data sections always go in large data segments. Force small data
1493 sections to the end of the list of data sections. Force small BSS
1494 sections to the start of the list of BSS sections. For large BSS
1495 sections to the end of the list of BSS sections.
1496 * symtab.h (class Symbol): Declare is_common_shndx.
1497 (Symbol::is_defined): Check Symbol::is_common_shndx.
1498 (Symbol::is_common): Likewise.
1499 (class Symbol_table): Define enum Commons_section_type. Update
1500 declarations. Add small_commons_ and large_commons_ fields.
1501 * symtab.cc (Symbol::is_common_shndx): New function.
1502 (Symbol_table::Symbol_table): Initialize new fields.
1503 (Symbol_table::add_from_object): Put small and large common
1504 symbols in the right list.
1505 (Symbol_table::sized_finalized_symbol): Check
1506 Symbol::is_common_shndx.
1507 (Symbol_table::sized_write_globals): Likewise.
1508 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1509 common symbol lists. Don't call do_allocate_commons_list if the
1511 (Symbol_table::do_allocate_commons_list): Remove is_tls
1512 parameter. Add comons_section_type parameter. Change all
1513 callers. Handle small and large common symbols.
1514 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1515 Symbol::is_common_shndx.
1516 * resolve.cc (symbol_to_bits): Likewise.
1517 * target.h (Target::small_common_shndx): New function.
1518 (Target::small_common_section_flags): New function.
1519 (Target::large_common_shndx): New function.
1520 (Target::large_common_section_flags): New function.
1521 (Target::new_output_section): New function.
1522 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1523 small_common_section_flags, and large_common_section_flags
1525 (Target::do_new_output_section): New virtual function.
1526 * arm.cc (Target_arm::arm_info): Initialize new fields.
1527 * i386.cc (Target_i386::i386_info): Likewise.
1528 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1530 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1531 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1532 (Target_x86_64::do_new_output_section): New function.
1533 * configure.ac: Define conditional MCMODEL_MEDIUM.
1534 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1535 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1536 (large_LDFLAGS): Define.
1537 * testsuite/large.c: New file.
1538 * testsuite/testfile.cc (Target_test::test_target_info):
1539 Initialize new fields.
1540 * configure, testsuite/Makefile.in: Rebuild.
1542 2009-06-05 Doug Kwan <dougkwan@google.com>
1544 * Makefile.am (CCFILES): Add target.cc.
1545 * Makefile.in: Regenerate.
1546 * i386.cc (class Target_i386): Define new virtual method to
1547 override do_is_local_label_name in parent.
1548 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1549 local symbols if --discard-locals or -X is given.
1550 * options.h (class General_options): Declare new options
1551 '--discard-locals' and '-X' for discarding locals.
1552 * target.h (class Target): Define new methods is_local_label_name.
1553 Declare new virtual method do_is_local_label_name.
1554 * target.cc: New file.
1555 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1556 (check_SCRIPTS): Add discard_locals_test.sh.
1557 (check_DATA): Add discard_local_tests.syms.
1558 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1559 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1560 * testsuite/Makefile.in: Regenerate.
1561 * testsuite/discard_locals_test.c: New file.
1562 * testsuite/discard_locals_test.sh: Same.
1564 2009-06-05 Doug Kwan <dougkwan@google.com>
1566 * object.cc (Sized_relobj::Sized_relobj): Initialize
1567 discarded_eh_frame_shndx_ to -1U.
1568 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1570 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1571 a discarded .eh_frame section.
1572 (Sized_relobj::do_finalize_local_symbols): Ditto.
1573 * object.h (class Sized_relobj): Declare new member
1574 discarded_eh_frame_shndx_.
1575 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1576 (local_labels_test.o, local_labels_test): New rules.
1577 * testsuite/Makefile.in: Regenerate.
1579 2009-06-04 Doug Kwan <dougkwan@google.com>
1581 * layout.cc (Layout::section_name_mapping): Add mapping for
1582 special ARM sections.
1584 2009-06-03 Doug Kwan <dougkwan@google.com>
1586 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1587 (utils::has_overflow): Same.
1589 2009-06-03 Ian Lance Taylor <iant@google.com>
1591 * layout.cc (Layout::section_name_mapping): New array, replacing
1592 Layout::linkonce_mapping.
1593 (Layout::section_name_mapping_count): New variable, replacing
1594 Layout::linkonce_mapping_count.
1595 (Layout::linkonce_output_name): Remove.
1596 (Layout::output_section_name): Rewrite.
1597 * layout.h (class Layout): Rename Linkonce_mapping to
1598 Section_name_mapping, linkonce_mapping to section_name_mapping,
1599 linkonce_mapping_count to section_name_mapping_count. Don't
1600 declare linkonce_output_name.
1602 2009-06-03 Doug Kwan <dougkwan@google.com>
1604 * gold/arm.cc (namespace utils): New.
1605 (Target_arm::reloc_is_non_pic): Define new method.
1606 (class Arm_relocate_functions): New.
1607 (Target_arm::Relocate::relocate): Handle relocation types used by
1610 2009-06-03 Ian Lance Taylor <iant@google.com>
1612 * arm.cc (Target_arm::scan::global): Use || instead of |.
1614 2009-06-02 Doug Kwan <dougkwan@google.com>
1616 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1617 issued_non_pic_error_.
1618 (class Target_arm::Scan): Declare new method check_non_pic.
1619 Define new method symbol_needs_plt_entry.
1620 Declare new data member issued_non_pic_error_.
1621 (class Target_arm::Relocate): Declare new method
1622 should_apply_static_reloc.
1623 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1624 (Target_arm::Scan::check_non_pic): Define new method.
1625 (Target_arm::Scan::local): Handle a small subset of reloc types used
1627 (Target_arm::Scan::local): Same.
1628 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1630 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1632 * incremental.cc (Incremental_inputs::report_command_line): Filter
1633 out --incremental-* options.
1635 2009-05-29 Doug Kwan <dougkwan@google.com>
1637 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1639 (class Target_arm): Update comment.
1640 (Target_arm::Target_arm): Initialize new data members GOT_,
1641 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1642 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1643 and Target_arm::rel_dyn_section.
1644 Declare new_enum Target_arm::Got_type.
1645 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1647 Update commments for member do_dynsym_value.
1648 (Target_arm::got_size, Target_arm::plt_section,
1649 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1650 new methods inside class defintion.
1651 (Target_arm::got_section): Define new method.
1652 (Target_arm::rel_dyn_section): Same.
1653 (Output_data_plt_arm): New template class.
1654 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1655 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1656 (Output_data_plt_arm::add_entry): Same.
1657 (Output_data_plt_arm::first_plt_entry): Define new
1658 static data member for PLT instruction template.
1659 (Output_data_plt_arm::plt_entry): Same.
1660 (Output_data_plt_arm::do_write): Define new method.
1661 (Target_arm::make_plt_entry): Same.
1662 (Target_arm::do_finalize_sections): Same.
1663 (Target_arm::do_dynsym_value): Same.
1665 2009-05-28 Doug Kwan <dougkwan@google.com>
1667 * Makefile.am (TARGETSOURCES): Add arm.cc.
1668 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1669 * Makefile.in: Regenerate.
1671 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1673 2009-05-26 Doug Kwan <dougkwan@google.com>
1675 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1676 (General_options::check_excluded_libs): Strip off directories in
1677 archive name before matching like GNU ld does.
1678 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1679 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1680 (exclude_libs_test_LDFLAGS): Add linker option
1681 -Wl,--exclude-libs,libexclude_libs_test_3
1682 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1683 an explicit archive without using -l.
1684 (alt/libexclude_libs_test_3.a): New make rule.
1685 * testsuite/Makefile.in: Regenerate.
1686 * testsuite/exclude_libs_test.c : Declare lib3_default().
1688 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1689 * exclude_libs_test_3.c: New file.
1691 2009-05-26 Nick Clifton <nickc@redhat.com>
1693 * po/id.po: New Indonesian translation.
1694 * po/gold.pot: Updated template file.
1696 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1698 * testsuite/Makefile.am: Add -ffunction-sections to compile
1699 gc_comdat_test files. Add -Wl,--gc-sections to build
1701 * testsuite/Makefile.in: Regenerate.
1702 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1704 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1706 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1707 kept comdat section was garbage collected.
1708 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1709 * testsuite/Makefile.in: Regenerate.
1710 * testsuite/gc_comdat_test.sh: New file.
1711 * testsuite/gc_comdat_test_1.cc: New file.
1712 * testsuite/gc_comdat_test_2.cc: New file.
1714 2009-05-19 Doug Kwan <dougkwan@google.com>
1716 * archive.cc (Archive::Archive): Move constructor from archive.h
1717 to here. Initialize no_export_.
1718 (Archive::get_elf_object_for_member): Set no_export flag of object.
1719 * archive.h (Archive::Archive): Move constructor body to
1721 (Archive::no_export): New method.
1722 (Archive::no_export_): New field.
1723 * object.h (Object::Object): Initialize no_export_ to false.
1724 (Object::no_export, Object::set_no_export): New methods.
1725 (Object::no_export_): New field.
1726 * options.cc (General_options::parse_exclude_libs): New method.
1727 (General_options::check_excluded_libs) Same.
1728 * options.h (exclude_libs): New option.
1729 (General_options::check_excluded_libs): New method declaration.
1730 (General_options::excluded_libs_): New field.
1731 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1732 default or protected visibility if an object has no-export flag set.
1733 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1734 (check_SCRIPTS): Add exclude_libs_test.sh.
1735 (check_DATA): Add exclude_libs_test.syms.
1736 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1737 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1738 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1739 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1740 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1741 libexclude_libs_test_2.a): New rules.
1742 * testsuite/Makefile.in: Regenerate.
1743 * testsuite/exclude_libs_test.c: New file.
1744 * testsuite/exclude_libs_test.sh: Ditto.
1745 * testsuite/exclude_libs_test_1.c: Ditto.
1746 * testsuite/exclude_libs_test_2.c: Ditto.
1748 2009-05-15 Ian Lance Taylor <iant@google.com>
1750 * configure.ac: Check for declarations for cases where libiberty.h
1751 checks HAVE_DECL_xxx.
1752 * configure, config.in: Rebuild.
1754 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1756 * gold.h (Incremental_argument_list): Remove (invalid) forward
1758 * incremental.cc (Incremental_inputs::report_achive): New method.
1759 (Incremental_inputs::report_object): New method.
1760 (Incremental_inputs::report_script): New method.
1761 (Incremental_inputs::finalize_inputs): New method.
1762 (Incremental_inputs::finalize): Call finalize_inputs().
1763 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1764 Create inputs entries.
1765 * incremental.h (Incremental_input_type): New enum.
1766 (Incremental_inputs::Incremental_input): Initialize new fields.
1767 (Incremental_inputs::report_inputs): New method.
1768 (Incremental_inputs::report_achive): New method.
1769 (Incremental_inputs::report_object): New method.
1770 (Incremental_inputs::report_script): New method.
1771 (Incremental_inputs::finalize_inputs): New method.
1772 (Incremental_inputs::Input_info): New struct.
1773 (Incremental_inputs::Input_info_map): New typedef.
1774 (Incremental_inputs::lock_): New field.
1775 (Incremental_inputs::Inputs_): New field.
1776 (Incremental_inputs::Inputs_map): New field.
1777 * main.cc (main): Call Incremental_input::report_inputs.
1778 * options.h (Input_argument_list): Typedef moved from
1780 (Input_file_group::Files): Remove, use ::Input_argument_list.
1781 (Input_file_group::Input_argument_list): Remove, use
1782 ::Input_argument_list.
1783 * plugin.cc (Plugin_manager::add_input_file): Add error in
1785 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1787 * script.cc (read_input_script): Call
1788 Incremental_input::report_script.
1789 * script.h (Script_info): New class.
1791 2009-04-27 Ian Lance Taylor <iant@google.com>
1793 * x86_64.cc (do_adjust_output_section): Set entsize to
1796 2009-04-23 Elliott Hughes <enh@google.com>
1798 * output.cc (Output_file::close): After short writes, continue
1799 writing from the correct offset in the buffer being written.
1801 2009-04-23 Chris Demetriou <cgd@google.com>
1803 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1804 * configure: Regenerate.
1805 * config.in: Regenerate.
1806 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1807 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1809 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1811 * incremental.cc (Incremental_inputs_header_data): Renamed from
1812 Incremental_input_header_data.
1813 (Incremental_inputs_header_data::data_size): New field.
1814 (Incremental_inputs_header_data::put_input_file_count): Renamed
1815 from input_file_count.
1816 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1817 from command_line_offset.
1818 (Incremental_inputs_header_data::put_reserved): Renamed from
1820 (Incremental_inputs_entry_data): Renamed from
1821 Incremental_input_entry_data.
1822 (Incremental_inputs_entry_data::data_size): New field.
1823 (Incremental_inputs::report_command_line): New method.
1824 (Incremental_inputs::finalize): New method.
1825 (Incremental_inputs::create_incremental_inputs_data): New method.
1826 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1827 * incremental.h: New file.
1828 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1829 (Layout::finalize): Create incremental inputs section in
1831 (Layout::create_incremental_info_sections): New method.
1832 * layout.h (Layout::incremental_inputs): New method.
1833 (Layout::create_incremental_info_sections): New method.
1834 (Layout::incremental_inputs_): New field.
1835 * main.cc (main): Notify Incremental_input of the command line.
1837 2009-04-01 Ian Lance Taylor <iant@google.com>
1838 Mikolaj Zalewski <mikolajz@google.com>
1840 * gold.h (reserve_unordered_map): Define, three versions, one for
1841 each version of Unordered_map.
1842 * layout.cc (Layout::Layout): Remove options parameter. Add
1843 number_of_input_files parameter. Don't initialize options_.
1844 Initialize number_of_input_files_ and resized_signatures_. Move
1845 sections_are_attached_.
1846 (Layout::layout_group): Reserve space for group_signatures_.
1847 (Layout::find_or_add_kept_section): Change name parameter to be a
1848 reference. Resize signatures_ map when it gets large enough.
1849 (Layout::layout_eh_frame): Use parameters->options() instead of
1851 (Layout::make_output_section): Likewise.
1852 (Layout::attach_allocated_section_to_segment): Likewise.
1853 (Layout::finalize, Layout::create_executable_stack): Likewise.
1854 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1855 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1856 * layout.h (class Layout): Update declarations. Remove options_
1857 field. Add number_of_input_files_ and resized_signatures_
1858 fields. Move sections_are_attached_ field.
1859 * main.cc (main): Pass number of input files to Layout
1860 constructor. Don't pass options.
1862 2009-03-30 Ian Lance Taylor <iant@google.com>
1864 * ffsll.c (ffsll): Correct implementation.
1866 2009-03-27 Ian Lance Taylor <iant@google.com>
1868 * ffsll.c: New file.
1869 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1870 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1871 * ftruncate.c (ftruncate): Declare before definition.
1872 * mremap.c (mremap): Likewise.
1873 * pread.c (pread): Likewise.
1874 * configure, Makefile.in, config.in: Rebuild.
1876 * mremap.c: New file.
1877 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1878 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1879 (mremap): Declare if HAVE_MREMAP is not defined.
1880 * configure, Makefile.in, config.in: Rebuild.
1882 2009-03-27 Cary Coutant <ccoutant@google.com>
1884 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1885 position independent.
1886 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1887 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1889 2009-03-24 Cary Coutant <ccoutant@google.com>
1891 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1893 (needs_dynamic_reloc): Likewise.
1895 2009-03-24 Ian Lance Taylor <iant@google.com>
1897 * yyscript.y (file_cmd): Recognize EXTERN.
1898 (extern_name_list, extern_name_list_body): New nonterminals.
1899 * script.cc (script_add_extern): Define.
1900 * script-c.h (script_add_extern): Declare.
1902 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1904 * object.cc (is_elf_object): Define.
1905 * object.h (is_elf_object): Declare.
1906 * archive.cc (Archive::get_elf_object_for_member): Call
1908 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1910 2009-03-24 Elliott Hughes <enh@google.com>
1912 * output.cc (Output_file::map_anonymous): Define.
1913 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1914 try an anonymous one. Report the size if the mmap fails.
1915 * output.h (class Output_file): Declare map_anonymous.
1917 2009-03-24 Ian Lance Taylor <iant@google.com>
1919 * target-select.cc (instantiate_target): Don't acquire the lock if
1920 the instantiated_target_ field has already been set.
1922 2009-03-23 Ian Lance Taylor <iant@google.com>
1924 * gold-threads.h (class Initialize_lock): Define.
1925 * gold-threads.cc (class Initialize_lock_once): Define.
1926 (initialize_lock_control): New static variable.
1927 (initialize_lock_pointer): New static variable.
1928 (initialize_lock_once): New static function.
1929 (Initialize_lock::Initialize_lock): Define.
1930 (Initialize_lock::initialize): Define.
1931 * target-select.h: Include "gold-threads.h".
1932 (class Target_selector): Add lock_ and initialize_lock_ fields.
1933 Don't define instantiate_target, just declare it.
1934 * target-select.cc (Target_selector::Target_selector): Initialize
1936 (Target_selector::instantiate_target): Define.
1937 * descriptors.h: Include "gold-threads.h".
1938 (class Descriptors): Add initialize_lock_ field.
1939 * descriptors.cc (Descriptors::Descriptors): Initialize new
1941 (Descriptors::open): Use initialize_lock_ field
1942 * errors.h (class Errors): Add initialize_lock_ field.
1943 * errors.cc (Errors::Errors): Initialize new field.
1944 (Errors::initialize_lock): Use initialize_lock_ field.
1945 * powerpc.cc (class Target_selector_powerpc): Remove
1946 instantiated_target_ field. In do_recognize call
1947 instantiate_target rather than do_instantiate_target. In
1948 do_instantiate_target just allocate a new target.
1949 * sparc.cc (class Target_selector_sparc): Likewise.
1951 * freebsd.h: New file.
1952 * i386.cc: Include "freebsd.h".
1953 (Target_i386): Derive from Target_freebsd rather than
1955 (Target_selector_i386): Derive from Target_selector_freebsd rather
1956 than Target_selector.
1957 * x86_64.cc: Include "freebsd.h".
1958 (Target_x86_64): Derive from Target_freebsd rather than
1960 (Target_selector_x86_64): Derive from Target_selector_freebsd
1961 rather than Target_selector.
1962 * target.h (class Target): Add adjust_elf_header and
1963 do_adjust_elf_header.
1964 * output.cc (Output_file_header:: do_sized_write): Call target
1965 adjust_elf_header routine.
1966 * configure.tgt: Set targ_osabi.
1967 * configure.ac: Define GOLD_DEFAULT_OSABI.
1968 * parameters.cc (Parameters::default_target): Pass
1969 GOLD_DEFAULT_OSABI to select_target.
1970 * target-select.h (class Target_selector): Make instantiate_target
1971 protected rather than private.
1972 * Makefile.am (HFILES): Add freebsd.h.
1973 * configure, Makefile.in, config.in: Rebuild.
1975 * merge.cc (do_add_input_section): Correct pend value. Change
1976 message about last entry not being null terminated from error to
1979 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1981 * incremental.cc: New file.
1982 * Makefile.am (CCFILES): Add incremental.cc.
1983 * Makefile.in: Rebuild.
1985 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1987 * layout.cc (Layout::output_section_name): Preserve names
1988 of '.note.' sections.
1990 2009-03-19 Ian Lance Taylor <iant@google.com>
1992 * descriptors.cc (Descriptors::open): Check that the options are
1993 valid before using them.
1995 2009-03-18 Ian Lance Taylor <iant@google.com>
1997 * script-sections.h: Include <list>.
1998 (class Script_sections): Change Sections_elements from std::vector
1999 to std::list. Typedef public Elements_iterator. Add
2000 orphan_section_placement_, data_segment_align_start_, and
2001 saw_data_segment_align_ fields. Remove data_segment_align_index_
2003 * script-sections.cc (class Orphan_section_placement): New class.
2004 (class Sections_element): Add virtual functions is_relro and
2005 orphan_section_init. Remove virtual function place_orphan_here.
2006 (class Output_section_definition): Add is_relro and
2007 orphan_section_init. Remove place_orphan_here.
2008 (class Orphan_output_section): Likewise.
2009 (Script_sections::Script_sections): Update for field changes.
2010 (Script_sections::data_segment_align): Set saw_data_segment_align_
2011 and data_segment_align_start_, not data_segment_align_index.
2012 (Script_sections::data_segment_relro_end): Check
2013 saw_data_segment_align_. Use data_segment_align_start_ rather
2014 than data_segment_align_index_.
2015 (Script_sections::place_orphan): Rewrite to use
2016 Orphan_section_placement.
2018 2009-03-17 Ian Lance Taylor <iant@google.com>
2020 * archive.cc (Archive::add_symbols): Check for a version attached
2021 to the symbol name in the archive map.
2022 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2023 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2024 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2025 (ver_test_11.a): New target.
2026 * testsuite/Makefile.in: Rebuild.
2028 * configure.ac: Check for chsize and posix_fallocate. Replace
2030 * ftruncate.c: New file, from gnulib.
2031 * output.cc (posix_fallocate): Define dummy version if not
2032 HAVE_POSIX_FALLOCATE.
2033 (Output_file::map): Call posix_fallocate rather than lseek and
2035 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2036 * configure, Makefile.in, config.in: Rebuild.
2038 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2040 * layout.h (Layout::create_note): Add section_name parameter.
2041 * layout.cc (Layout::create_note): Likewise.
2042 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2044 2009-03-17 Ian Lance Taylor <iant@google.com>
2046 * descriptors.cc: Include "options.h".
2047 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2048 (Descriptors::open): Always use O_CLOEXEC when opening a new
2049 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2050 then set FD_CLOEXEC.
2052 * sparc.cc (class Target_sparc): Add has_got_section.
2053 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2054 make sure we have a GOT section.
2056 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2057 (Target_sparc::Scan::local): Likewise.
2058 (Target_sparc::Scan::global): Likewise.
2059 (Target_sparc::Relocate::relocate): Likewise.
2060 (Target_sparc::Relocate::relocate_tls): Likewise.
2062 * symtab.cc (Symbol_table::define_default_version): New function,
2063 broken out of add_from_object.
2064 (Symbol_table::add_from_object): Call define_default_version.
2065 (Symbol_table::define_special_symbol): Add resolve_oldsym
2066 parameter. Change all callers. If the version for a symbol comes
2067 from a version script, resolve it with the symbol with the same
2068 name with no version. Also add the symbol without a version if
2070 (do_define_in_output_data): If resolving with oldsym, don't delete
2072 (do_define_in_output_segment): Likewise.
2073 (do_define_as_constant): Likewise.
2074 * symtab.h (class Symbol_table): Update declarations.
2076 2009-03-13 Ian Lance Taylor <iant@google.com>
2078 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2079 (Read_symbols::requeue): New function.
2080 (Read_symbols::do_read_symbols): If make_elf_object fails because
2081 the target type is not configured, and the file was searched for,
2082 issue a warning and retry with the next directory.
2083 (Add_symbols::run): If the file has an incompatible format, and
2084 it was searched for, requeue the Read_symbols task. On error,
2086 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2087 dirindex parameter to constructor. Change all callers. Declare
2088 incompatible_warning and requeue.
2089 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2090 input_argument_ and input_group_ fields. Add them to
2091 constructor. Change all callers.
2092 (class Read_script): Add dirindex_ field. Add it to constructor.
2094 * archive.cc (Archive::setup): Remove input_objects parameter.
2096 (Archive::get_file_and_offset): Likewise.
2097 (Archive::read_all_symbols): Likewise.
2098 (Archive::read_symbols): Likewise.
2099 (Archive::get_elf_object_for_member): Remove input_objects
2100 parameter. Add punconfigured parameter. Change all callers.
2101 (Archive::add_symbols): Change return type to bool. Check return
2102 value of include_member.
2103 (Archive::include_all_members): Likewise.
2104 (Archive::include_member): Change return type to bool. Return
2105 false if first included object has incompatible target. Set
2106 included_member_ field.
2107 (Add_archive_symbols::run): If add_symbols returns false, requeue
2109 * archive.h (class Archive): Add included_member_ field.
2110 Initialize it in constructor. Add input_file and searched_for
2111 methods. Update declarations.
2112 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2113 input_argument_ fields. Add them to constructor. Change all
2115 * script.cc: Include "target-select.h".
2116 (class Parser_closure): Add skip_on_incompatible_target_ and
2117 found_incompatible_target_ fields. Add
2118 skip_on_incompatible_target parameter to constructor. Change all
2119 callers. Add methods skip_on_incompatible_target,
2120 clear_skip_on_incompatible_target, found_incompatible_target, and
2121 set_found_incompatible_target.
2122 (read_input_script): Add dirindex parameter. Change all callers.
2123 If parser finds an incompatible target, requeue Read_symbols
2125 (script_set_symbol): Clear skip_on_incompatible_target in
2127 (script_add_assertion, script_parse_option): Likewise.
2128 (script_start_sections, script_add_phdr): Likewise.
2129 (script_check_output_format): New function.
2130 * script.h (read_input_script): Update declaration.
2131 * script-c.h (script_check_output_format): Declare.
2132 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2133 (ignore_cmd): Remove OUTPUT_FORMAT.
2134 * fileread.cc (Input_file::Input_file): Add explicit this.
2135 (Input_file::will_search_for): New function.
2136 (Input_file::open): Add pindex parameter. Change all callers.
2137 * fileread.h (class Input_file): Add input_file_argument method.
2138 Declare will_search_for. Update declarations.
2139 * object.cc (make_elf_object): Add punconfigured parameter.
2141 * object.h (class Object): Make input_file public. Add
2142 searched_for method.
2143 (make_elf_object): Update declaration.
2144 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2146 * dirsearch.h (class Dirsearch): Update declaration.
2147 * options.h (class General_options): Add --warn-search-mismatch.
2148 * parameters.cc (Parameters::is_compatible_target): New function.
2149 * parameters.h (class Parameters): Declare is_compatible_target.
2150 * workqueue.cc (Workqueue::add_blocker): New function.
2151 * workqueue.h (class Workqueue): Declare add_blocker.
2153 * fileread.cc (Input_file::open): Remove options parameter.
2155 (Input_file::open_binary): Likewise.
2156 * script.cc (read_input_script): Likewise.
2157 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2158 options parameter from constructor. Change all callers.
2159 (class Read_script): Likewise.
2160 * fileread.h (class Input_file): Update declarations.
2161 * script.h (read_input_script): Update declaration.
2163 2009-03-10 Nick Clifton <nickc@redhat.com>
2165 * po/es.po: New Spanish translation.
2167 2009-03-06 Cary Coutant <ccoutant@google.com>
2169 * options.cc (parse_short_option): Keep dash_z from registering itself.
2171 2009-03-03 Ian Lance Taylor <iant@google.com>
2174 * target-reloc.h (relocate_section): Pass output_section to
2176 * i386.cc (Target_i386::should_apply_static_reloc): Add
2177 output_section parameter. Change all callers.
2178 (Target_i386::Relocate::relocate): Add output_section parameter.
2179 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2180 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2181 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2182 * testsuite/two_file_shared.sh: New script.
2183 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2184 (check_DATA): Add two_file_shared.dbg.
2185 (two_file_shared.dbg): New target.
2186 * testsuite/Makefile.in: Rebuild.
2188 2009-03-01 Ian Lance Taylor <iant@google.com>
2190 * configure.ac: Check for byteswap.h.
2191 * configure: Rebuild.
2192 * config.in: Rebuild.
2194 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2196 * layout.cc (Layout::find_or_add_kept_section): New function.
2197 (Layout::add_comdat): Removed.
2198 * layout.h (struct Kept_section): Move out of class Layout.
2199 Remove trailing underscores from field names. Add group_sections
2200 field. Rename group_ field to is_group. Change all uses.
2201 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2202 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2203 comdat_groups_ field.
2204 (Sized_relobj::include_section_group): Use
2205 find_or_add_kept_section and Kept_section::group_sections.
2206 (Sized_relobj::include_linkonce_section): Likewise.
2207 * object.cc (class Sized_relobj): Don't define Comdat_group or
2208 Comdat_group_table. Remove find_comdat_group and
2209 add_comdat_group. Remove comdat_groups_ field.
2210 * plugin.cc (include_comdat_group): Use
2211 Layout::find_or_add_kept_section.
2213 2009-02-28 Ian Lance Taylor <iant@google.com>
2215 * README: --gc-sections and map files are now supported. Document
2216 some build requirements.
2219 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2220 relocatable link set the value of the section symbol to zero.
2221 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2222 relocatable link don't include the section address in the local
2225 2009-02-27 Ian Lance Taylor <iant@google.com>
2228 * options.h (class Search_directory): Add is_system_directory.
2229 (class General_options): Declare is_in_system_directory.
2230 * options.cc (get_relative_sysroot): Make static.
2231 (get_default_sysroot): Make static.
2232 (General_optoins::is_in_system_directory): New function.
2233 * fileread.cc (Input_file::is_in_system_directory): New function.
2234 * fileread.h (class Input_file): Declare is_in_system_directory.
2235 * object.h (class Object): Add is_in_system_directory.
2236 (class Input_objects): Remove system_library_directory_ field.
2237 * object.cc (Input_objects::add_object): Don't set
2238 system_library_directory_.
2239 (input_objects::found_in_system_library_directory): Remove.
2240 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2241 parameter. Change all callers.
2242 (Symbol_table::sized_write_globals): Likewise.
2243 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2244 Call Object::is_in_system_directory.
2245 * symtab.h (class Symbol_table): Update declarations.
2248 * descriptors.h (Open_descriptor): Add is_on_stack field.
2249 * descriptors.cc (Descriptors::open): If the descriptor is on the
2250 top of the stack, remove it. Initialize is_on_stack field.
2251 (Descriptors::release): Only add pod to stack if it is not on the
2253 (Descriptors::close_some_descriptor): Clear stack_next and
2257 * output.cc (Output_section::find_starting_output_address): Rename
2258 from starting_output_address; add PADDR parameter; change return
2260 * output.h (class Output_section): Declare
2261 find_starting_output_address instead of starting_output_address.
2262 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2263 section symbol for which we can't find a merge section.
2266 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2267 hidden or internal, force the symbol to be local.
2268 * resolve.cc (Symbol::override_visibility): Define.
2269 (Symbol::override_base): Use override_visibility.
2270 (Symbol_table::resolve): Likewise.
2271 (Symbol::override_base_with_special): Likewise.
2272 (Symbol_table::override_with_special): If the visibility is hidden
2273 or internal, force the symbol to be local.
2274 * symtab.h (class Symbol): Add set_visibility and
2275 override_visibility.
2276 * testsuite/ver_test_1.sh: New file.
2277 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2278 (check_DATA): Add ver_test_1.syms.
2279 (ver_test_1.syms): New target.
2280 * testsuite/Makefile.in: Rebuild.
2282 2009-02-25 Cary Coutant <ccoutant@google.com>
2284 * layout.cc (Layout::choose_output_section): Don't rename sections
2285 when using a linker script that has a SECTIONS clause.
2286 * Makefile.in: Regenerate.
2288 * testsuite/Makefile.am (script_test_5.sh): New test case.
2289 * testsuite/Makefile.in: Regenerate.
2290 * testsuite/script_test_5.cc: New file.
2291 * testsuite/script_test_5.sh: New file.
2292 * testsuite/script_test_5.t: New file.
2294 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2296 * archive.cc (Archive::include_member): Update calls to add_symbols.
2297 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2298 the Layout argument.
2299 * dynobj.h (do_add_symbols): Add the Layout argument.
2300 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2302 * object.h (Object::add_symbols): Add the Layout argument.
2303 (Object::do_add_symbols): Add the Layout argument.
2304 (Sized_relobj::do_add_symbols): Add the Layout argument.
2305 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2306 Unify the two versions.
2307 (Add_plugin_symbols): Remove.
2308 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2309 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2310 (Add_plugin_symbols): Remove.
2311 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2312 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2313 (Add_symbols::run): Make it work with Pulginobj.
2315 2009-02-06 Ian Lance Taylor <iant@google.com>
2317 * object.cc (Sized_relobj::do_layout): Make info message start
2318 with lower case letter.
2320 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2322 * binary.cc: Fix file comment.
2324 * options.h (enum Incremental_disposition): Define.
2325 (class General_options): Add new options: --incremental,
2326 --incremental_changed, --incremental_unchanged,
2327 --incremental_unknown. Add incremental_disposition_ and
2328 implicit_incremental_ fields.
2329 (General_options::incremental_disposition): New function.
2330 (class Position_dependent_options): Add incremental_disposition
2332 (Position_dependent_options::copy_from_options): Set incremental
2334 * options.cc (General_options::parse_incremental_changed): New
2336 (General_options::parse_incremental_unchanged): New function.
2337 (General_options::parse_incremental_unknown): New function.
2338 (General_options::General_options): Initialize new fields
2339 incremental_disposition_ and implicit_incremental_.
2340 (General_options::finalize): Check for uasge of --incremental-*
2341 without --incremental.
2343 2009-02-06 Chris Demetriou <cgd@google.com>
2345 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2346 pointer and to report location as the file name associated with
2348 (gold_undefined_symbol_at_location): New function to replace the
2349 old gold_undefined_symbol functionality.
2350 * target-reloc.h (relocate_section): Update to use
2351 gold_undefined_symbol_at_location.
2352 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2353 Call gold_undefined_symbol function rather than gold_error.
2354 * errors.h (Errors::undefined_symbol): Take location as a
2355 string, rather than calculating it from a relocation.
2356 * errors.cc (Errors::fatal): Print "fatal error:" before the
2358 (Errors::error, Errors::error_at_location): Print "error: "
2359 before the formatted message.
2360 (Errors::undefined_symbol): Take location as a string, rather
2361 than calculating it from a relocation.
2362 (gold_undefined_symbol_at_location): New function akin to
2363 old gold_undefined_symbol, calculates location from relocation.
2364 (gold_undefined_symbol): Change to take only a Symbol pointer
2365 and to report location as the file name associated with the symbol.
2366 * testsuite/debug_msg.sh: Update for changed error messages.
2367 * testsuite/undef_symbol.sh: Likewise.
2369 2009-02-04 Duncan Sands <baldrick@free.fr>
2372 * reduced_debug_output.h
2373 (Output_reduced_debug_abbrev_section::failed): Use format for
2375 (Output_reduced_debug_info_section::faild): Likewise.
2377 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2379 * script.cc (Lazy_demangler): New class.
2380 (Version_script_info::get_symbol_version_helper): Demangle a
2383 2009-01-29 Cary Coutant <ccoutant@google.com>
2385 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2387 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2389 2009-01-28 Ian Lance Taylor <iant@google.com>
2391 * version.cc (version_string): Bump to 1.9.
2393 * gold.h: Include <cstring> and <stdint.h>.
2394 * version.cc: Include <cstdio>.
2395 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2397 * reduced_debug_output.cc (insert_into_vector): Rename from
2398 Insert_into_vector; change all callers. Use Swap_unaligned to
2399 avoid aliasing issue; remove union since it is unnecessary.
2401 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2403 * Makefile.am (CCFILES): Add gc.cc.
2405 * Makefile.in: Regenerate.
2406 * gold.cc (Gc_runner): New class.
2407 (queue_initial_tasks): Call garbage collection related tasks
2408 when corresponding options are invoked.
2409 (queue_middle_gc_tasks): New function.
2410 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2411 processed early before laying out sections during garbage collection.
2412 * gold.h (queue_middle_gc_tasks): New function.
2413 (is_prefix_of): Move from "layout.cc".
2414 * i386.cc (Target_i386::gc_process_relocs): New function.
2415 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2416 * main.cc (main): Create object of class "Garbage_collection".
2417 * object.cc (Relobj::copy_symbols_data): New function.
2418 (Relobj::is_section_name_included): New function.
2419 (Sized_relobj::do_layout): Allow this function to be called twice
2420 during garbage collection and defer layout of section during the
2422 * object.h (Relobj::get_symbols_data): New function.
2423 (Relobj::is_section_name_included): New function.
2424 (Relobj::copy_symbols_data): New function.
2425 (Relobj::set_symbols_data): New function.
2426 (Relobj::get_relocs_data): New function.
2427 (Relobj::set_relocs_data): New function.
2428 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2429 (Relobj::gc_process_relocs): New function.
2430 (Relobj::do_gc_process_relocs): New pure virtual function.
2431 (Relobj::sd_): New data member.
2432 (Sized_relobj::is_output_section_offset_invalid): New function.
2433 (Sized_relobj::do_gc_process_relocs): New function.
2434 * options.h (General_options::gc_sections): Modify to not be a no-op.
2435 (General_options::print_gc_sections): New option.
2436 * plugin.cc (Plugin_finish::run): Remove function call to
2437 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2438 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2439 * reloc.cc (Read_relocs::run): Add task to process relocs and
2440 determine unreferenced sections when doing garbage collection.
2441 (Gc_process_relocs): New class.
2442 (Sized_relobj::do_gc_process_relocs): New function.
2443 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2444 sections that are garbage collected.
2445 * reloc.h (Gc_process_relocs): New class.
2446 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2447 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2448 symbols whose corresponding sections are garbage collected.
2449 (Symbol_table::Symbol_table): Add new parameter for the garbage
2451 (Symbol_table::gc_mark_undef_symbols): New function.
2452 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2453 (Symbol_table::gc_mark_dyn_syms): New function.
2454 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2456 (Symbol_table::add_from_object): Likewise.
2457 (Symbol_table::add_from_relobj): When building shared objects, do not
2458 treat externally visible symbols as garbage.
2459 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2460 table information for static and relocatable links.
2461 * symtab.h (Symbol_table::set_gc): New function.
2462 (Symbol_table::gc): New function.
2463 (Symbol_table::gc_mark_undef_symbols): New function.
2464 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2465 (Symbol_table::gc_mark_dyn_syms): New function.
2466 (Symbol_table::gc_): New data member.
2467 * target.h (Sized_target::gc_process_relocs): New pure virtual
2469 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2470 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2472 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2474 * options.h (General_options::gc_sections): Define as a no-op for now.
2475 (General_options::no_keep_memory): Ditto.
2476 (General_options::Bshareable): Define.
2477 * options.cc (General_options::finalize): Honor -Bshareable.
2479 2009-01-20 Andreas Schwab <schwab@suse.de>
2481 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2482 read the value in the contents, since we don't use it. Use the
2483 template endianness when writing.
2484 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2486 2009-01-19 Andreas Schwab <schwab@suse.de>
2488 * configure.tgt (powerpc64-*): Fix targ_obj.
2490 2009-01-15 Ian Lance Taylor <iant@google.com>
2492 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2493 local symbols when stripping all symbols.
2495 2009-01-14 Cary Coutant <ccoutant@google.com>
2497 * output.cc (Output_reloc): Add explicit instantiations.
2499 2009-01-14 Cary Coutant <ccoutant@google.com>
2501 * archive.cc (Archive::get_elf_object_for_member): Remove call
2502 to File_read::claim_for_plugin.
2503 * descriptors.cc (Descriptors::open): Remove reference to
2505 (Descriptors::claim_for_plugin): Remove.
2506 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2507 (Descriptors::is_claimed): Remove.
2508 (claim_descriptor_for_plugin): Remove.
2509 * fileread.cc (File_read::claim_for_plugin): Remove.
2510 * fileread.h (File_read::claim_for_plugin): Remove.
2511 (File_read::descriptor): Reopen descriptor if necessary.
2512 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2513 (Plugin_manager::all_symbols_read): Add task parameter. Change
2515 (Plugin_manager::get_input_file): New function.
2516 (Plugin_manager::release_input_file): New function.
2517 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2518 corresponding data member.
2519 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2520 and pass to base constructor. Change all callers.
2521 (get_input_file, release_input_file): New functions.
2522 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2523 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2524 (Plugin_manager::all_symbols_read): Add task parameter.
2525 (Plugin_manager::get_input_file): New function.
2526 (Plugin_manager::release_input_file): New function.
2527 (Plugin_manager::task_): New data member.
2528 (Pluginobj::Pluginobj): Add filesize parameter.
2529 (Pluginobj::filename): New function.
2530 (Pluginobj::descriptor): New function.
2531 (Pluginobj::filesize): New function.
2532 (Pluginobj::filesize_): New data member.
2533 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2534 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2535 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2537 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2538 with archive libraries.
2539 * testsuite/Makefile.in: Regenerate.
2540 * testsuite/plugin_test.c (struct sym_info): New type.
2541 (get_input_file, release_input_file): New static variables.
2542 (onload): Capture new transfer vector entries.
2543 (claim_file_hook): Stop reading at end of file according to filesize.
2544 Factor out parsing of readelf output into separate function.
2545 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2546 APIs and get the source file name from the symbol table. Convert
2547 source file name to corresponding object file name. Print info
2548 message when adding new input files.
2549 (parse_readelf_line): New function.
2550 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2551 * testsuite/plugin_test_2.sh: Likewise.
2552 * testsuite/plugin_test_3.sh: Likewise.
2553 * testsuite/plugin_test_4.sh: New test case.
2555 2009-01-07 Ian Lance Taylor <iant@google.com>
2557 * version.cc (version_string): Bump to 1.8.
2559 2008-12-23 Cary Coutant <ccoutant@google.com>
2561 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2562 * plugin.cc (Plugin_manager::finish): Rename as
2563 layout_deferred_objects. Move cleanup to separate function.
2564 (Plugin_manager::cleanup): New function.
2565 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2567 * plugin.h (Plugin_manager::finish): Rename as
2568 layout_deferred_objects.
2569 (Plugin_manager::cleanup): New function.
2570 (Plugin_manager::cleanup_done): New field.
2572 2008-12-23 Cary Coutant <ccoutant@google.com>
2574 * plugin.cc (is_visible_from_outside): New function.
2575 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2576 so we don't return "IR only" status for exported symbols or -r links.
2578 * testsuite/Makefile.am (plugin_test_3): New test case.
2579 * testsuite/Makefile.in: Regenerate.
2580 * testsuite/plugin_test_3.sh: New file.
2582 2008-12-22 Cary Coutant <ccoutant@google.com>
2584 * object.cc (Sized_relobj::layout_section): New function.
2585 (Sized_relobj::do_layout): Defer layout of input sections until after
2586 plugin has provided replacement files.
2587 (Sized_relobj::do_layout_deferred_sections): New function.
2588 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2589 (Relobj::layout_deferred_sections): New function.
2590 (Relobj::do_layout_deferred_sections): New function.
2591 (Sized_relobj::do_layout_deferred_sections): New function.
2592 (Sized_relobj::layout_section): New function.
2593 (Sized_relobj::Deferred_layout): New structure.
2594 (Sized_relobj::deferred_layout_): New field.
2595 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2596 Change all callers. Layout deferred sections.
2597 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2599 (Plugin_hook::run): Move code from do_plugin_hook inline.
2600 (Plugin_hook::do_plugin_hook): Remove.
2601 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2602 (Plugin_manager::finish): Renamed, was cleanup.
2603 (Plugin_manager::should_defer_layout): New function.
2604 (Plugin_manager::add_deferred_layout_object): New function.
2605 (Plugin_manager::Deferred_layout_list): New type.
2606 (Plugin_manager::deferred_layout_objects_): New field.
2607 (Plugin_hook::do_plugin_hook): Remove.
2609 2008-12-17 Ian Lance Taylor <iant@google.com>
2611 * options.h (class General_options): Add --no case for
2614 2008-12-16 Cary Coutant <ccoutant@google.com>
2616 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2618 (Plugin_manager::claim_file): Create plugin object even if
2619 plugin did not call the add_symbols callback.
2620 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2621 asking for more symbols than were added.
2622 * testsuite/Makefile.am (plugin_test_1): Add test case with
2624 (empty.syms): New target.
2625 * testsuite/Makefile.in: Regenerate.
2626 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2627 message. Don't call add_symbols if no globals.
2628 (all_symbols_read_hook): Don't provide replacement for empty
2631 2008-12-12 Ian Lance Taylor <iant@google.com>
2633 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2634 r_type == 0 for a local symbol with r_sym == 0.
2635 (scan_relocatable_relocs): Pass r_sym to
2636 local_non_section_strategy.
2637 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2640 * configure.ac: Update test for TLS descriptors: they are
2641 supported as of glibc 2.9.
2642 * configure: Rebuild.
2644 2008-12-11 Ian Lance Taylor <iant@google.com>
2647 * target-reloc.h (Default_scan_relocatable_relocs): For each
2648 function, map r_type == 0 to RELOC_DISCARD.
2650 2008-12-10 Cary Coutant <ccoutant@google.com>
2652 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2653 object to override a kept COMDAT group from a plugin object.
2655 2008-12-09 Ian Lance Taylor <iant@google.com>
2658 * yyscript.y (file_cmd): Handle INPUT.
2660 * testsuite/initpri1.c: Change all declarations to be full
2661 prototypes by adding void, to avoid compiler warnings.
2663 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2665 * options.cc (General_options::parse_plugin_opt): New.
2666 (General_options::add_plugin): The argument now is just the filename.
2667 (General_options::add_plugin_option): New.
2668 * options.h (plugin_opt): New.
2669 (add_plugin): Change argument name.
2670 (add_plugin_option): New.
2671 * plugin.cc (Plugin::load): Don't parse the plugin option.
2672 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2673 (Plugin::add_option): New.
2674 (Plugin::args_): Change type.
2675 (Plugin::filename_): New.
2676 (Plugin_manager::add_plugin_option): New.
2677 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2678 * testsuite/Makefile.in: Regenerate.
2680 2008-12-05 Cary Coutant <ccoutant@google.com>
2682 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2683 Handle --strip-lto-sections option.
2684 * options.h (strip_lto_sections): New option.
2686 2008-12-01 Cary Coutant <ccoutant@google.com>
2688 * plugin.cc (ld_plugin_message): Change format parameter to const.
2689 Fix mismatch between new[] and delete.
2691 2008-11-14 Cary Coutant <ccoutant@google.com>
2693 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2696 2008-11-05 Craig Silverstein <csilvers@google.com>
2698 * options.cc (General_options::parse_dynamic_list): New function.
2699 * options.h (General_options): New flags dynamic_list,
2700 dynamic_list_data, dynamic_list_cpp_new, and
2701 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2702 (General_options::in_dynamic_list): New function.
2703 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2704 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2705 (Lex::can_continue_name): Likewise.
2707 (read_script_file): New parameter script_options.
2708 (read_dynamic_list): New function.
2709 (Script_options::define_dynamic_list): New function.
2710 (dynamic_list_keyword_parsecodes): New variable.
2711 (dynamic_list_keywords): New variable.
2712 * script.h (Script_options::define_dynamic_list): New function
2714 (read_dynamic_list): New function prototype.
2715 * symtab.cc (strprefix): New macro.
2716 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2717 dynamic_list_data, dynamic_list_cpp_new, and
2718 dynamic_list_cpp_typeinfo.
2719 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2720 (dynamic_list_expr): New rule.
2721 (dynamic_list_nodes): Likewise.
2722 (dynamic_list_node): Likewise.
2723 * testsuite/Makefile.am (dynamic_list): New test.
2724 * testsuite/Makefile.in: Regenerated.
2725 * testsuite/dynamic_list.t: New file.
2726 * testsuite/dynamic_list.sh: New file.
2728 2008-11-05 Craig Silverstein <csilvers@google.com>
2730 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2731 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2732 (t11_last): Likewise.
2733 * testsuite/ver_test_6.c (main): Likewise.
2735 2008-10-07 Cary Coutant <ccoutant@google.com>
2737 * options.c (General_options::finalize): Add check for -static and
2739 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2742 2008-10-02 Cary Coutant <ccoutant@google.com>
2744 * plugin.cc (make_sized_plugin_object): Fix conditional
2745 compilation to work when not all targets are enabled.
2747 2008-09-29 Cary Coutant <ccoutant@google.com>
2749 * archive.cc (Archive::get_file_and_offset): Use filename instead
2750 of name to get library path.
2751 (Archive::include_member): Unlock external member of a thin archive.
2753 * testsuite/Makefile.am (TEST_AR): New variable.
2754 (thin_archive_test_1): New test.
2755 (thin_archive_test_2): New test.
2756 * testsuite/Makefile.in: Regenerate.
2757 * testsuite/thin_archive_main.cc: New file.
2758 * testsuite/thin_archive_test_1.cc: New file.
2759 * testsuite/thin_archive_test_2.cc: New file.
2760 * testsuite/thin_archive_test_3.cc: New file.
2761 * testsuite/thin_archive_test_4.cc: New file.
2763 2008-09-29 Cary Coutant <ccoutant@google.com>
2765 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2766 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2768 (Sized_relobj::do_finalize_local_symbols): Likewise.
2769 (Sized_relobj::map_to_kept_section): Likewise.
2770 * object.h (Sized_relobj::invalid_address): New constant.
2771 (Sized_relobj::do_output_section_offset): Check for invalid_address
2773 * output.cc (Output_reloc::local_section_offset): Use constant
2774 invalid_address instead of -1U.
2775 (Output_reloc::get_address): Likewise.
2776 (Output_section::output_address): Change -1U to -1ULL.
2777 * output.h (Output_reloc::invalid_address): New constant.
2778 * reloc.cc (Sized_relobj::write_sections): Use constant
2779 invalid_address instead of -1U.
2780 (Sized_relobj::relocate_sections): Likewise.
2781 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2782 values for merge sections.
2783 * target-reloc.h (relocate_for_relocatable): Use constant
2784 invalid_address instead of -1U.
2786 2008-09-19 Cary Coutant <ccoutant@google.com>
2788 Add plugin functionality for link-time optimization (LTO).
2789 * configure.ac (plugins): Add --enable-plugins option.
2790 * configure: Regenerate.
2791 * config.in: Regenerate.
2792 * Makefile.am (LIBDL): New variable.
2793 (CCFILES): Add plugin.cc.
2794 (HFILES): Add plugin.h.
2795 (ldadd_var): Add LIBDL.
2796 * Makefile.in: Regenerate.
2798 * archive.cc: Include "plugin.h".
2799 (Archive::setup): Don't preread archive symbols when using a plugin.
2800 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2801 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2803 (Archive::include_member): Add symbols from plugin objects.
2804 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2805 * descriptors.cc (Descriptors::open): Check for file descriptors
2806 abandoned by plugins.
2807 (Descriptors::claim_for_plugin): New function.
2808 * descriptors.h (Descriptors::claim_for_plugin): New function.
2809 (Open_descriptor::is_claimed): New field.
2810 (claim_descriptor_for_plugin): New function.
2811 * fileread.cc (File_read::claim_for_plugin): New function.
2812 * fileread.h (File_read::claim_for_plugin): New function.
2813 (File_read::descriptor): New function.
2814 * gold.cc: Include "plugin.h".
2815 (queue_initial_tasks): Add task to call plugin hooks for generating
2817 * main.cc: Include "plugin.h".
2818 (main): Load plugin libraries.
2819 * object.h (Pluginobj): Declare.
2820 (Object::pluginobj): New function.
2821 (Object::do_pluginobj): New function.
2822 (Object::set_target): New function.
2823 * options.cc: Include "plugin.h".
2824 (General_options::parse_plugin): New function.
2825 (General_options::General_options): Initialize plugins_ field.
2826 (General_options::add_plugin): New function.
2827 * options.h (Plugin_manager): Declare.
2828 (General_options): Add --plugin option.
2829 (General_options::has_plugins): New function.
2830 (General_options::plugins): New function.
2831 (General_options::add_plugin): New function.
2832 (General_options::plugins_): New field.
2833 * plugin.cc: New file.
2834 * plugin.h: New file.
2835 * readsyms.cc: Include "plugin.h".
2836 (Read_symbols::do_read_symbols): Check for archive before checking
2837 for ELF file. Call plugin hooks to claim files.
2838 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2839 from a real object file; force override when processing replacement
2841 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2842 (Symbol::init_base_object): Likewise.
2843 (Symbol::init_base_output_data): Likewise.
2844 (Symbol::init_base_output_segment): Likewise.
2845 (Symbol::init_base_constant): Likewise.
2846 (Symbol::init_base_undefined): Likewise.
2847 (Symbol::output_section): Assert that object is not a plugin.
2848 (Symbol_table::add_from_pluginobj): New function.
2849 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2851 (Symbol_table::sized_write_globals): Likewise.
2852 (Symbol_table::add_from_pluginobj): Instantiate template.
2853 * symtab.h (Sized_pluginobj): Declare.
2854 (Symbol::in_real_elf): New function.
2855 (Symbol::set_in_real_elf): New function.
2856 (Symbol::in_real_elf_): New field.
2857 (Symbol_table::add_from_pluginobj): New function.
2859 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2860 (LIBDL): New variable.
2862 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2863 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2864 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2865 (MOSTLYCLEANFILES): Likewise.
2866 * testsuite/Makefile.in: Regenerate.
2867 * testsuite/plugin_test.c: New file.
2868 * testsuite/plugin_test_1.sh: New file.
2869 * testsuite/plugin_test_2.sh: New file.
2871 2008-09-16 Ian Lance Taylor <iant@google.com>
2873 * target-reloc.h (relocate_section): Check whether a symbol is
2874 defined by the ABI before reporting an undefined symbol error.
2875 * target.h (Target::is_defined_by_abi): Make parameter const.
2876 (Target::do_is_defined_by_abi): Likewise.
2877 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2878 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2879 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2880 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2881 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2882 * testsuite/Makefile.in: Rebuild.
2884 * fileread.cc (make_view): Add casts to avoid warning.
2886 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2888 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2889 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2891 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2893 * options.h (General_options::output_is_executable): New.
2894 (General_options::output_is_pie): New.
2895 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2896 for shared libraries.
2897 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2899 2008-09-11 Chris Demetriou <cgd@google.com>
2901 * options.h (origin): New -z option.
2902 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2903 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2906 2008-09-05 Cary Coutant <ccoutant@google.com>
2908 * fileread.cc (File_read::make_view): Add check for attempt to map
2911 2008-09-05 Cary Coutant <ccoutant@google.com>
2913 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2914 explicit instantiations.
2916 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2919 * options.cc (General_options::finalize): Allow undefined symbols
2920 in shlibs if linking -shared.
2923 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2924 symbols as not needing a dynsym entry.
2926 2008-08-20 Craig Silverstein <csilvers@google.com>
2928 * fileread.cc (File_read::open): Do not lock the file unless it
2929 was successfully opened.
2931 2008-08-14 Cary Coutant <ccoutant@google.com>
2933 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2934 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2935 * testsuite/tls_test.cc (struct int128): 128-bit struct
2936 for testing TLS relocs with non-zero addend.
2937 (v12): New TLS variable.
2939 (t_last): Add check for v12.
2940 * testsuite/tls_test.h (t12): New function.
2941 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2943 2008-08-13 Ian Lance Taylor <iant@google.com>
2945 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2946 set tls_segment_ or relro_segment_.
2947 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2949 * output.h (Output_section::clear_is_relro): New function.
2950 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2951 sections specially even when output_data_ is empty.
2952 (Output_segment::maximum_alignment): When first section is relro,
2953 only force alignment for PT_LOAD segments.
2954 * script.cc (script_data_segment_align): New function.
2955 (script_data_segment_relro_end): New function.
2956 * script-c.h (script_data_segment_align): Declare.
2957 (script_data_segment_relro_end): Declare.
2958 * script-sections.h (class Script_sections): Declare
2959 data_segment_align and data_segment_relro_end. Add fields
2960 segment_align_index_ and saw_relro_end_.
2961 * script-sections.cc (class Sections_element): Add set_is_relro
2962 virtual function. Add new bool* parameter to place_orphan_here.
2963 Add get_output_section virtual function.
2964 (class Output_section_definition): Add set_is_relro. Add new
2965 bool* parameter to place_orphan_here. Add get_output_section.
2966 Add is_relro_ field.
2967 (Output_section_definition::Output_section_definition): Initialize
2968 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2969 and is_relro_ fields.
2970 (Output_section_definition::place_orphan_here): Add is_relro
2972 (Output_section_definition::set_section_addresses): Set relro for
2974 (Output_section_definition::alternate_constraint): Likewise.
2975 (class Orphan_output_section): Add new bool* parameter to
2976 place_orphan_here. Add get_output_section.
2977 (Orphan_output_section::place_orphan_here): Add is_relro
2979 (Script_sections::Script_sections): Initialize
2980 data_segment_align_index_ and saw_relro_end_.
2981 (Script_sections::data_segment_align): New function.
2982 (Script_sections::data_segment_relro_end): New function.
2983 (Script_sections::place_orphan): Set or clear is_relro.
2984 (Script_sections::set_section_addresses): Force alignment of first
2986 * yyscript.y (exp): Call script_data_segment_align and
2987 script_data_segment_relro_end.
2988 * testsuite/relro_script_test.t: New file.
2989 * testsuite/relro_test.cc (using_script): Declare.
2990 (t1, t2): Test using_script.
2991 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2992 (relro_script_test_SOURCES): Define.
2993 (relro_script_test_DEPENDENCIES): Define.
2994 (relro_script_test_LDFLAGS): Define.
2995 (relro_script_test_LDADD): Define.
2996 (relro_script_test.so): New target.
2997 * testsuite/Makefile.in: Rebuild.
2999 2008-08-06 Cary Coutant <ccoutant@google.com>
3001 * archive.cc (Archive::total_archives, Archive::total_members)
3002 (Archive::total_members_loaded): New variables.
3003 (Archive::setup): Add parameter. Add option to preread
3005 (Archive::read_armap): Add counter.
3006 (Archive::get_file_and_offset): New function.
3007 (Archive::get_elf_object_for_member): New function.
3008 (Archive::read_all_symbols): New function.
3009 (Archive::read_symbols): New function.
3010 (Archive::add_symbols): Add counters.
3011 (Archive::include_all_members): Use armap to find members if it's
3013 (Archive::include_member): Skip reading symbols if already read.
3014 Factored code into Archive::get_file_and_offset and
3015 Archive::get_elf_object_for_member. Changed call to
3016 Mapfile::report_include_archive_member.
3017 (Archive::print_stats): New function.
3018 * archive.h: Declare Object and Read_symbols_data classes.
3019 (Archive::Archive): Add initializers for new members.
3020 (Archive::setup): Add parameter.
3021 (Archive::print_stats): New function.
3022 (Archive::total_archives, Archive::total_members)
3023 (Archive::total_members_loaded): New variables.
3024 (Archive::get_file_and_offset): New function.
3025 (Archive::get_elf_object_for_member): New function.
3026 (Archive::read_all_symbols): New function.
3027 (Archive::read_symbols): New function.
3028 (Archive::Archive_member): New class.
3029 (Archive::members_): New member.
3030 (Archive::num_members_): New member.
3031 * main.cc: Include archive.h.
3032 (main): Call Archive::print_stats.
3033 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3034 archive parameter; member_name is now the fully-decorated name.
3035 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3036 * options.h: (General_options): Add --preread-archive-symbols option.
3037 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3040 2008-08-04 Ian Lance Taylor <iant@google.com>
3042 * symtab.h (Symbol::use_plt_offset): New function.
3043 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3044 * powerpc.cc (Relocate::relocate): Likewise.
3045 * sparc.cc (Relocate::relocate): Likewise.
3046 * x86_64.cc (Relocate::relocate): Likewise.
3047 * testsuite/weak_plt.sh: New test.
3048 * testsuite/weak_plt_main.cc: New test.
3049 * testsuite/weak_plt_shared.cc: New test.
3050 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3051 (check_PROGRAMS): Add weak_plt.
3052 (check_DATA): Add weak_plt_shared.so.
3053 (weak_plt_main_pic.o, weak_plt): New targets.
3054 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3055 * testsuite/Makefile.in: Rebuild.
3057 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3059 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3060 * testsuite/Makefile.in: Rebuild.
3062 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3064 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3065 * Makefile.in: Regenerate.
3066 * po/POTFILES.in: Regenerate.
3068 2008-07-29 Ian Lance Taylor <iant@google.com>
3070 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3071 symbols before other symbols.
3072 * testsuite/script_test_2.cc (test_addr): Declare.
3073 (test_addr_alias): Declare.
3074 (main): Check that test_addr and test_addr_alias have the right
3076 * testsuite/script_test_2.t: Define test_addr_alias and
3079 2008-07-24 Ian Lance Taylor <iant@google.com>
3082 * descriptors.cc: New file.
3083 * descriptors.h: New file.
3084 * gold-threads.h (class Hold_optional_lock): New class.
3085 * fileread.cc: Include "descriptors.h".
3086 (File_read::~File_read): Release descriptor rather than closing
3088 (File_read::open) [file]: Call open_descriptor rather than open.
3089 Set is_descriptor_opened_.
3090 (File_read::open) [memory]: Assert that descriptor is not open.
3091 (File_read::reopen_descriptor): New function.
3092 (File_read::release): Release descriptor.
3093 (File_read::do_read): Make non-const. Reopen descriptor.
3094 (File_read::read): Make non-const.
3095 (File_read::make_view): Reopen descriptor.
3096 (File_read::do_readv): Likewise.
3097 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3098 Update declarations.
3099 * layout.cc: Include "descriptors.h".
3100 (Layout::create_build_id): Use open_descriptor rather than open.
3101 * output.cc: Include "descriptors.h".
3102 (Output_file::open): Use open_descriptor rather than open.
3103 * archive.cc (Archive::const_iterator): Change Archive to be
3105 (Archive::begin, Archive::end): Make non-const.
3106 (Archive::count_members): Likewise.
3107 * archive.h (class Archive): Update declarations.
3108 * object.h (Object::read): Make non-const.
3109 * Makefile.am (CCFILES): Add descriptors.cc.
3110 (HFILES): Add descriptors.h.
3111 * Makefile.in: Rebuild.
3114 * gold.h: Always include <clocale>. Add Solaris workarounds
3115 following code in binutils/sysdep.h.
3118 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3119 this->eh_frame_hdr_ is NULL before using it.
3121 * dynobj.cc (Versions::Versions): Update comment.
3123 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3124 the base version name.
3126 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3127 array size plus one.
3128 (Stringpool_template::set_string_offsets): Subtract one from key
3129 before using it as an array index.
3130 (Stringpool_template::get_offset_with_length): Likewise.
3131 (Stringpool_template::write_to_buffer): Likewise.
3132 * stringpool.h (Stringpool_template::get_offset_from_key):
3135 2008-07-23 Ian Lance Taylor <iant@google.com>
3138 * object.h (Merged_symbol_value::value): Do our best to handle a
3142 * script.cc (Version_script_info::get_versions): Don't add empty
3143 version tag to return value.
3144 (Version_script_info::get_symbol_version_helper): Change return
3145 type to bool. Add pversion parameter. Change all callers.
3146 (script_register_vers_node): Don't require a non-NULL tag.
3147 * script.h (class Version_script_info): Update declarations.
3148 (Version_script_info::get_symbol_version): Change return type to
3149 bool. Add version parameter. Change all callers.
3150 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3151 handling. Handle an empty version from a version script.
3152 (Symbol_table::define_special_symbol): Likewise.
3153 * testsuite/ver_test_10.script: New file.
3154 * testsuite/ver_test_10.sh: New file.
3155 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3156 (check_DATA): Add ver_test_10.syms.
3157 (ver_test_10.syms, ver_test_10.so): New target.
3158 * testsuite/Makefile.in: Rebuild.
3160 2008-07-23 Simon Baldwin <simonb@google.com>
3162 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3163 to zero for undefined symbols from dynamic libraries.
3165 2008-07-23 Ian Lance Taylor <iant@google.com>
3167 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3169 * symtab.h (class Symbol_table): Update declaration.
3170 * testsuite/ver_test_9.cc: New file.
3171 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3172 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3173 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3174 (ver_test_9.so, ver_test_9.o): New targets.
3175 * testsuite/Makefile.in: Rebuild.
3177 2008-07-22 Ian Lance Taylor <iant@google.com>
3179 * options.h (class General_options): Define --check-sections.
3180 * layout.cc (Layout::set_segment_offsets): Handle
3183 * options.h (class General_options): Define -n/--nmagic and
3185 * options.cc (General_options::finalize): For -n/--nmagic or
3186 -N/--omagic, set -static.
3187 * layout.cc (Layout::attach_allocated_section_to_segment): If
3188 -N/--omagic, don't put read-only and read-write sections in
3190 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3191 finding a read-only segment.
3192 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3193 don't set the minimum segment alignment to the common page size,
3194 and don't set the file offset to the address modulo the page size.
3195 * script-sections.cc (Script_sections::create_segments): If
3196 -n/--omagic, don't put read-only and read-write sections in
3199 * cref.cc: New file.
3201 * options.h (class General_options): Add --print-symbol-counts.
3202 * main.cc (main): Issue defined symbol report if requested.
3203 * archive.cc (Archive::interpret_header): Make into a const member
3205 (Archive::add_symbols): Call Input_objects::archive_start and
3207 (Archive::const_iterator): Define new class.
3208 (Archive::begin, Archive::end): New functions.
3209 (Archive::include_all_members): Rewrite to use iterator.
3210 (Archive::count_members): New function.
3211 * archive.h (class Archive): Update declarations.
3212 (Archive::filename): New function.
3213 * object.cc: Include "cref.h".
3214 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3215 (Sized_relobj::do_get_global_symbol_counts): New function.
3216 (Input_objects::add_object): Add object to cross-referencer.
3217 (Input_objects::archive_start): New function.
3218 (Input_objects::archive_stop): New function.
3219 (Input_objects::print_symbol_counts): New function.
3220 * object.h: Declare Cref and Archive.
3221 (Object::get_global_symbol_counts): New function.
3222 (Object::do_get_global_symbol_counts): New pure virtual function.
3223 (class Sized_relobj): Add defined_count_ field. Update
3225 (class Input_objects): Add cref_ field. Update constructor.
3226 Update declarations.
3227 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3229 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3231 (Sized_dynobj::do_get_global_symbol_counts): New function.
3232 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3233 defined_count_. Update declarations. Define Symbols typedef.
3234 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3235 parameter. Change all callers.
3236 (Symbol_table::add_from_dynobj): Add sympointers and defined
3237 parameters. Change all callers.
3238 * symtab.h (class Symbol_table): Update declarations.
3239 * Makefile.am (CCFILES): Add cref.cc.
3240 (HFILES): Add cref.h.
3241 * Makefile.in: Rebuild.
3243 2008-07-22 Simon Baldwin <simonb@google.com>
3245 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3246 to zero when writing undefined symbols.
3248 2008-07-22 Ian Lance Taylor <iant@google.com>
3250 * output.cc (Output_section::add_input_section): Don't try to
3251 merge empty merge sections.
3253 2008-07-21 Craig Silverstein <csilvers@google.com>
3255 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3256 Include symbol version in error message.
3258 2008-07-20 Chris Demetriou <cgd@google.com>
3260 * configure.ac (gold_cv_c_random_seed): New configured variable.
3261 (RANDOM_SEED_CFLAGS): New substituted variable.
3262 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3263 * configure: Rebuild.
3264 * Makefile.in: Likewise.
3265 * testsuite/Makefile.in: Likewise.
3267 2008-07-18 Ian Lance Taylor <iant@google.com>
3269 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3270 where we see NAME/NULL and NAME/VERSION as separate symbols.
3271 * testsuite/ver_test_main.cc (main): Call t4.
3272 (t4, t4_2a): Define.
3273 * testsuite/ver_test_2.cc (t4_2): Define.
3274 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3275 * testsuite/ver_test_4.cc (t4_2a): Define.
3276 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3277 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3279 2008-07-17 Ian Lance Taylor <iant@google.com>
3281 * dynobj.cc (Versions::add_def): If we give an error about a
3282 missing version, go ahead and create the version anyhow.
3284 2008-07-10 Ian Lance Taylor <iant@google.com>
3286 Handle output sections with more than 0x7fffffff bytes.
3287 * object.h (class Relobj): Change map_to_output_ to
3288 output_sections_, and just keep a section pointer. Change all
3289 uses. Move comdat group support to Sized_relobj.
3290 (Relobj::is_section_specially_mapped): Remove.
3291 (Relobj::output_section): Remove poff parameter. Change all
3293 (Relobj::output_section_offset): New function.
3294 (Relobj::set_section_offset): Rewrite.
3295 (Relobj::map_to_output): Remove.
3296 (Relobj::output_sections): New function.
3297 (Relobj::do_output_section_offset): New pure virtual function.
3298 (Relobj::do_set_section_offset): Likewise.
3299 (class Sized_relobj): Add section_offsets_ field. Add comdat
3300 group support from Relobj. Update declarations.
3301 (Sized_relobj::get_output_section_offset): New function.
3302 (Sized_relobj::do_output_section_offset): New function.
3303 (Sized_relobj::do_set_section_offset): New function.
3304 * object.cc (Relobj::output_section_address): Remove.
3305 (Sized_relobj::Sized_relobj): Initialize new fields.
3306 (Sized_relobj::include_section_group): Cast find_kept_object to
3308 (Sized_relobj::include_linkonce_section): Likewise.
3309 (Sized_relobj::do_layout): Use separate arrays for output section
3311 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3313 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3314 output_sections and section_offsets.
3315 (Sized_relobj::write_local_symbols): Likewise.
3316 (map_to_kept_section): Compute output address directly.
3317 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3318 output_sections and section_offsets.
3319 (Sized_relobj::write_sections): Likewise.
3320 (Sized_relobj::relocate_sections): Likewise.
3321 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3322 * output.h (class Output_reloc): Update declarations. Change
3323 u2_.relobj to Sized_relobj*.
3324 (class Output_data_reloc): Change add functions to use
3326 * output.cc (Output_reloc::Output_reloc): Change relobj to
3328 (Output_reloc::local_section_offset): Change return type to
3329 Elf_Addr. Use get_output_section_offset.
3330 (Output_reloc::get_address): Likewise.
3331 (Output_section::is_input_address_mapped): Don't call
3332 is_section_specially_mapped.
3333 (Output_section::output_offset): Likewise.
3334 (Output_section::output_address): Likewise.
3335 (Output_section::starting_output_address): Likewise.
3336 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3337 parameter to Sized_relobj*.
3338 (Copy_relocs::need_copy_reloc): Likewise.
3339 (Copy_relocs::save): Likewise.
3340 * copy-relocs.h (class Copy_relocs): Update declarations.
3341 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3342 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3343 * target-reloc.h (relocate_for_relocatable): Change
3344 offset_in_output_section type to Elf_Addr. Change code that uses
3346 * layout.cc (Layout::layout): Always set *off.
3347 * mapfile.cc (Mapfile::print_input_section): Use
3348 output_section_offset.
3349 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3351 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3352 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3353 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3355 2008-07-03 Ian Lance Taylor <iant@google.com>
3357 * layout.cc (Layout::include_section): Do not discard unrecognized
3358 SHT_STRTAB sections.
3360 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3362 * script.cc (Lex::can_continue_name): Make '?' allowable in
3363 version-script names.
3364 * testsuite/version_script.map: Change glob pattern to use '?'
3366 2008-06-30 Manish Singh <yosh@gimp.org>
3369 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3372 2008-06-30 Ian Lance Taylor <iant@google.com>
3376 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3377 versions]: Don't try to read the value in the contents, since we
3378 don't use it. Use the template endianness when writing.
3380 2008-06-25 Cary Coutant <ccoutant@google.com>
3382 * fileread.cc (File_read::make_view): Assert on zero-length view.
3383 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3384 symbol table when there are no symbols to read.
3386 2008-06-23 Craig Silverstein <csilvers@google.com>
3388 * version.cc (version_string): Bump to 1.7
3390 2008-06-18 Craig Silverstein <csilvers@google.com>
3392 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3393 constant 0xFFFF to type Valtype.
3394 (Powerpc_relocate_functions::rel16_ha): Likewise.
3396 2008-06-17 Ian Lance Taylor <iant@google.com>
3398 * output.h (Output_section::Input_section): Initialize p2align_ to
3399 zero for Output_section_data constructors.
3400 (Output_section::Input_section::addralign): If not an input
3401 section, return the alignment of the Output_section_data.
3402 * testsuite/copy_test.cc: New file.
3403 * testsuite/copy_test_1.cc: New file.
3404 * testsuite/copy_test_2.cc: New file.
3405 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3406 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3407 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3408 (copy_test_1_pic.o, copy_test_1.so): New targets.
3409 (copy_test_2_pic.o, copy_test_2.so): New targets.
3410 * testsuite/Makefile.in: Rebuild.
3412 * script-sections.cc (Script_sections::place_orphan): Initialize
3413 local variable exact.
3415 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3417 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3419 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3420 David S. Miller <davem@davemloft.net>
3422 * powerpc.cc: New file.
3423 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3424 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3425 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3426 * Makefile.in: Rebuild.
3428 2008-06-09 Ian Lance Taylor <iant@google.com>
3430 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3432 (throwing, orig_terminate): New static variables.
3433 (terminate_handler): New static function.
3434 (t2): Set terminate handler.
3436 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3439 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3442 2008-05-30 Cary Coutant <ccoutant@google.com>
3444 * archive.cc (Archive::include_all_members) Correct to step
3445 over symbol table and extended name table in thin archives.
3447 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3450 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3453 2008-05-28 Caleb Howe <cshowe@google.com>
3455 * reduced_debug_output.cc: New file.
3456 * reduced_debug_output.h: New file.
3457 * options.h (class General_options): Add --strip-debug-non-line.
3458 * options.cc (General_options::finalize): Add strip_debug_non_line
3459 to the strip heirarchy.
3460 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3462 * layout.cc: Include "reduced_debug_output.h".
3463 (Layout::Layout): Initialize new fields.
3464 (line_only_debug_sections): New static array.
3465 (is_lines_only_debug_sections): New static inline function.
3466 (Layout::include_section): Handle --strip-debug-non-line.
3467 (Layout::make_output_section): If --strip-debug-non-line, build
3468 new output sections for .debug_abbrev and .debug_info.
3469 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3470 gold. Warn about possible overflow.
3471 (read_signed_LEB_128): Likewise.
3472 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3473 (read_signed_LEB_128): Declare.
3474 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3475 (HFILES): Add reduced_debug_output.h.
3476 * Makefile.in: Rebuild.
3478 2008-05-21 Ian Lance Taylor <iant@google.com>
3480 * mapfile.cc: New file.
3481 * mapfile.h: New file.
3482 * options.h (class General_options): Add -M/--print-map and -Map.
3483 * options.cc (General_options::finalize): Make -M equivalent to
3485 * main.cc: Include <cstdio> and "mapfile.h".
3486 (main): Open mapfile if requested.
3487 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3488 constructor. Change caller.
3489 (queue_initial_tasks): Add mapfile parameter. Change caller.
3490 (queue_middle_tasks): Likewise.
3491 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3493 * archive.cc: Include "mapfile.h".
3494 (Archive::add_symbols): Add mapfile parameter. Change all
3495 callers. Pass mapfile, symbol, and reason to include_member.
3496 (Archive::include_all_members): Add mapfile parameter. Change all
3498 (Archive::include_member): Add mapfile, sym, and why parameters.
3499 Change all callers. Report inclusion to map file.
3500 * archive.h: Include "fileread.h".
3501 (class Archive): Update declarations.
3502 (Archive::file): New const method.
3503 (class Add_archive_symbols): Add mapfile_ field. Update
3504 constructor. Change all callers.
3505 * readsyms.h (class Read_symbols): Likewise.
3506 (class Finish_group): Likewise.
3507 (class Read_script): Likewise.
3508 * common.cc: Include "mapfile.h".
3509 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3511 (Symbol_table::do_allocate_commons): Likewise.
3512 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3513 symbol allocation to mapfile.
3514 * common.h (class Allocate_commons_task): Add mapfile_ field.
3515 Update constructor. Change all callers.
3516 * symtab.h (class Symbol_table): Update declarations.
3517 * layout.cc: Include "mapfile.h".
3518 (Layout_task_runner::run): Print information to mapfile.
3519 (Layout::create_gold_note): Change Output_data_fixed_space to
3520 Output_data_zero_fill.
3521 (Layout::create_build_id): Likewise.
3522 (Layout::print_to_mapfile): New function.
3523 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3524 constructor. Change caller.
3525 (class Layout): Declare print_to_mapfile.
3526 * output.cc (Output_section::Input_section::print_to_mapfile): New
3528 (Output_section::add_input_section): If producing a map, always
3529 add to input_sections_ list.
3530 (Output_section::do_print_to_mapfile): New function.
3531 (Output_segment::print_sections_to_mapfile): New function.
3532 (Output_segment::print_section_list_to_mapfile): New function.
3533 * output.h: Include "mapfile.h".
3534 (Output_data::print_to_mapfile): New function.
3535 (Output_data::do_print_to_mapfile): New virtual function.
3536 (Output_segment_headers::do_print_to_mapfile): New function.
3537 (Output_file_header::do_print_to_mapfile): New function.
3538 (Output_data_const::do_print_to_mapfile): New function.
3539 (class Output_data_const_buffer): Add map_name_ field. Update
3540 constructor. Change all callers. Add do_print_to_mapfile
3542 (class Output_data_fixed_space): Likewise.
3543 (class Output_data_space): Likewise.
3544 (class Output_data_zero_fill): New class.
3545 (Output_data_strtab::do_print_to_mapfile): New function.
3546 (Output_data_reloc_base::do_print_to_mapfile): New function.
3547 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3548 (Output_data_group::do_print_to_mapfile): New function.
3549 (Output_data_got::do_print_to_mapfile): New function.
3550 (Output_data_dynamic::do_print_to_mapfile): New function.
3551 (Output_symtab_xindex::do_print_to_mapfile): New function.
3552 (class Output_section): Declare do_print_to_mapflie. Declare
3553 print_to_mapfile in Input_section.
3554 (class Output_segment): Declare new functions.
3555 * object.h (Sized_relobj::symbol_count): New function.
3556 * script-sections.cc
3557 (Output_section_element_dot_assignment::set_section_addresses):
3558 Change Output_data_fixed_space to Output_data_zero_fill.
3559 (Output_data_expression::do_print_to_mapfile): New function.
3560 * script.cc (read_input_script): Add mapfile parameter. Change
3562 * script.h (read_input_script): Update declaration.
3563 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3564 (Eh_frame::do_print_to_mapfile): New function.
3565 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3566 (Output_merge_string::do_print_to_mapfile): New function.
3567 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3569 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3571 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3573 * Makefile.am (CCFILES): Add mapfile.cc.
3574 (HFILES): Add mapfile.h.
3575 * Makefile.in: Rebuild.
3577 2008-05-19 Ian Lance Taylor <iant@google.com>
3579 * options.h (class General_options): Add -z relro.
3580 * layout.cc (Layout::Layout): Initialize relro_segment_.
3581 (Layout::add_output_section_data): Return the output section.
3582 (Layout::make_output_section): Rcognize relro sections and mark
3584 (Layout::attach_allocated_section_to_segment): Put relro sections
3585 in a PT_GNU_RELRO segment.
3586 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3588 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3590 (Layout::linkonce_mapping): Map d.rel.ro.local to
3592 (Layout::output_section_name): Us .data.rel.ro.local for any
3593 section which begins with that.
3594 * layout.h (class Layout): Update add_output_section_data
3595 declaration. Add relro_segment_ field.
3596 * output.cc (Output_section::Output_section): Initialize is_relro_
3597 and is_relro_local_ fields.
3598 (Output_segment::add_output_section): Group relro sections.
3599 (Output_segment::is_first_section_relro): New function.
3600 (Output_segment::maximum_alignment): If there is a relro section,
3601 align the segment to the common page size.
3602 (Output_segment::set_section_addresses): Track whether we are
3603 looking at relro sections. If the last section is a relro
3604 section, align to the common page size.
3605 (Output_segment::set_section_list_addresses): Add in_relro
3606 parameter. Change all callers. Align to the page size when
3607 moving from relro to non-relro section.
3608 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3610 * output.h (class Output_section): Add is_relro_ and
3611 is_relro_local_ fields.
3612 (Output_section::is_relro): New function.
3613 (Output_section::set_is_relro): New function.
3614 (Output_section::is_relro_local): New function.
3615 (Output_section::set_is_relro_local): New function.
3616 (class Output_segment): Update declarations.
3617 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3618 * sparc.cc (Target_sparc::got_section): Likewise.
3619 * x86_64.cc (Target_x86_64::got_section): Likewise.
3620 * testsuite/relro_test_main.cc: New file.
3621 * testsuite/relro_test.cc: New file.
3622 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3623 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3624 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3625 (relro_test.so, relro_test_pic.o): New targets.
3626 * testsuite/Makefile.in: Rebuild.
3628 2008-05-16 Ian Lance Taylor <iant@google.com>
3630 * output.cc (Output_segment::add_output_section): Remove front
3632 * output.h (class Output_segment): Remove
3633 add_initial_output_section and overloaded add_output_section.
3634 Update declaration of remaining add_output_section.
3635 * layout.cc (Layout::create_interp): Call add_output_section
3636 rather than add_initial_output_section.
3637 (Layout::finish_dynamic_section): Likewise.
3639 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3640 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3641 know the dynamic type.
3642 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3643 field. Initialize it in constructor.
3644 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3645 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3646 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3649 * output.cc (Output_reloc::get_address): Change return type to
3651 * output.h (class Output_reloc): Update get_address declaration.
3652 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3653 for section addresses.
3655 2008-05-09 Ian Lance Taylor <iant@google.com>
3658 * gold.cc (gold_nomem): Use return value of write.
3660 2008-05-08 Ian Lance Taylor <iant@google.com>
3662 * symtab.c (Symbol::init_base_output_data): Add version
3663 parameter. Change all callers.
3664 (Symbol::init_base_output_segment): Likewise.
3665 (Symbol::init_base_constant): Likewise.
3666 (Symbol::init_base_undefined): Likewise.
3667 (Sized_symbol::init_output_data): Likewise.
3668 (Sized_symbol::init_output_segment): Likewise.
3669 (Sized_symbol::init_constant): Likewise.
3670 (Sized_symbol::init_undefined): Likewise.
3671 (Symbol_table::do_define_in_output_data): If the new symbol has a
3672 version, mark it as the default.
3673 (Symbol_table::do_define_in_output_segment): Likewise.
3674 (Symbol_table::do_define_as_constant): Likewise.
3675 * symtab.h (class Symbol): Update declarations.
3676 (class Sized_symbol): Likewise.
3677 * resolve.cc (Symbol::override_version): New function.
3678 (Symbol::override_base): Call override_version.
3679 (Symbol::override_base_with_special): Likewise.
3680 * testsuite/ver_script_8.script: New file.
3681 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3682 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3683 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3684 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3686 2008-05-06 Ian Lance Taylor <iant@google.com>
3689 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3691 (class General_options): Remove existing --undefined, and add
3692 --no-undefined instead. Add new --undefined as synonym for -u.
3693 * archive.cc (Archive::add_symbols): Check whether symbol was
3695 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3696 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3697 all uses. Add IS_UNDEFINED. Update declarations to split
3698 different versions of init_base. Declare init_base_undefined.
3699 (Symbol::is_defined): Handle IS_UNDEFINED.
3700 (Symbol::is_undefined): Likewise.
3701 (Symbol::is_weak_undefined): Call is_undefined.
3702 (Symbol::is_absolute): Handle IS_CONSTANT.
3703 (class Sized_symbol): Update declarations to split different
3704 versions of init. Declare init_undefined.
3705 (class Symbol_table): Declare new functions.
3706 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3708 (Symbol::init_base_output_data): Likewise.
3709 (Symbol::init_base_output_segment): Likewise.
3710 (Symbol::init_base_constant): Likewise.
3711 (Symbol::init_base_undefined): New function.
3712 (Sized_symbol::init_object): Rename from init. Change all
3714 (Sized_symbol::init_output_data): Likewise.
3715 (Sized_symbol::init_output_segment): Likewise.
3716 (Sized_symbol::init_constant): Likewise.
3717 (Sized_symbol::init_undefined): New function.
3718 (Symbol_table::add_undefined_symbols_from_command_line): New
3720 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3722 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3723 (Symbol::output_section): Likewise.
3724 (Symbol::set_output_section): Likewise.
3725 (Symbol_table::sized_finalize_symbol): Likewise.
3726 (Symbol_table::sized_write_globals): Likewise.
3727 * resolve.cc (Symbol_table::should_override): Likewise.
3728 (Symbol::override_base_with_special): Likewise.
3730 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3731 symbol, change it to have default visibility.
3732 * testsuite/protected_1.cc: New file.
3733 * testsuite/protected_2.cc: New file.
3734 * testsuite/protected_3.cc: New file.
3735 * testsuite/protected_main_1.cc: New file.
3736 * testsuite/protected_main_2.cc: New file.
3737 * testsuite/protected_main_3.cc: New file.
3738 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3739 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3740 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3741 (protected_1.so): New target.
3742 (protected_1_pic.o, protected_2_pic.o): New targets.
3743 (protected_3_pic.o): New target.
3744 (check_PROGRAMS): Add protected_2.
3745 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3746 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3747 * testsuite/Makefile.in: Rebuild.
3749 * options.h (DEFINE_var): Add set_user_set_##varname__.
3750 (DEFINE_bool_alias): New macro.
3751 (class General_options): Define -Bstatic using DEFINE_bool_alias
3752 rather than DEFINE_special. Add --undefined as an alias for -z
3754 * options.cc (General_options::parse_Bstatic): Remove.
3756 * options.h (class General_options): Add --fatal-warnings.
3757 * main.cc (main): Implement --fatal-warnings.
3758 * errors.h (Errors::warning_count): New function.
3760 * options.h (class General_options): Add -Bsymbolic-functions.
3761 * symtab.h (Symbol::is_preemptible): Check for
3762 -Bsymbolic-functions.
3764 2008-05-05 Ian Lance Taylor <iant@google.com>
3766 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3767 as noVARNAME rather than no-VARNAME.
3768 (class General_options): Add option -z combreloc.
3769 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3771 (Output_reloc::sort_before) [SHT_REL]: New function.
3772 (Output_reloc::sort_before) [SHT_RELA]: New function.
3773 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3774 Sort_relocs_comparison.
3775 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3776 parameter. Change all callers.
3777 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3778 sort_relocs parameter. Change all callers.
3779 * output.cc (Output_reloc::get_address): New function, broken out
3781 (Output_reloc::write_rel): Call it.
3782 (Output_reloc::compare): New function.
3783 (Output_data_reloc_base::do_write): Optionally sort relocs.
3785 * configure.ac: If targ_extra_obj is set, link it in.
3786 * configure.tgt: Initialize all variables.
3787 (x86_64*): Set targ_extra_obj and targ_extra_size.
3788 * configure: Rebuild.
3790 * object.cc (Sized_relobj::include_section_group): Adjust section
3791 indexes read from group data. Build vector to pass to
3793 * layout.cc (Layout::layout_group): Add flags and shndxes
3794 parameters. Remove contents parameter. Change caller. Update
3795 explicit instantiations.
3796 * layout.h (class Layout): Update layout_group declaration.
3797 * output.cc (Output_data_group::Output_data_group): Add flags and
3798 input_shndxes parameters. Remove contents parameter. Change
3800 (Output_data_group::do_write): Change input_sections_ to
3802 * output.h (class Output_data_group): Update constructor
3803 declaration. Rename input_sections_ to input_shndxes_.
3804 * testsuite/many_sections_test.cc: Add template.
3806 2008-04-30 Cary Coutant <ccoutant@google.com>
3808 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3810 * layout.cc (Layout::include_section): Refactored check for debug
3812 (Layout::add_comdat): Add new parameters. Change type
3813 of signature parameter. Add object and shndx to signatures table.
3814 (Layout::find_kept_object): New function.
3815 * layout.h: Include <cstring>.
3816 (Layout::is_debug_info_section): New function.
3817 (Layout::add_comdat): Add new parameters.
3818 (Layout::find_kept_object): New function.
3819 (Layout::Kept_section): New struct.
3820 (Layout::Signatures): Change type of map range.
3821 * object.cc (Relobj::output_section_address): New function.
3822 (Sized_relobj::include_section_group): Add new parameters. Change
3823 calls to Layout::add_comdat. Change to build table of kept comdat
3824 groups and table mapping discarded sections to kept sections.
3825 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3826 (Sized_relobj::do_layout): Change calls to include_section_group and
3827 include_linkonce_section.
3828 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3829 value to zero when section is discarded.
3830 (Sized_relobj::map_to_kept_section): New function.
3831 * object.h (Relobj::output_section_address): New function.
3832 (Relobj::Comdat_group): New type.
3833 (Relobj::find_comdat_group): New function.
3834 (Relobj::Comdat_group_table): New type.
3835 (Relobj::Kept_comdat_section): New type.
3836 (Relobj::Kept_comdat_section_table): New type.
3837 (Relobj::add_comdat_group): New function.
3838 (Relobj::set_kept_comdat_section): New function.
3839 (Relobj::get_kept_comdat_section): New function.
3840 (Relobj::comdat_groups_): New field.
3841 (Relobj::kept_comdat_sections_): New field.
3842 (Symbol_value::input_value): Update comment.
3843 (Sized_relobj::map_to_kept_section) New function.
3844 (Sized_relobj::include_linkonce_section): Add new parameter.
3845 * target-reloc.h (Comdat_behavior): New type.
3846 (get_comdat_behavior): New function.
3847 (relocate_section): Add code to map a discarded section to the
3848 corresponding kept section when applying a relocation.
3850 2008-04-30 Craig Silverstein <csilvers@google.com>
3852 * dwarf_reader.cc (next_generation_count): New static var.
3853 (Addr2line_cache_entry): New struct.
3854 (addr2line_cache): New static var.
3855 (Dwarf_line_info::one_addr2line): Added caching.
3856 (Dwarf_line_info::clear_addr2line_cache): New function.
3857 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3858 cache-size parameter.
3859 (Dwarf_line_info::one_addr2line_cache): New function.
3860 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3861 new cache-size argument to one_addr2line(), and clear cache.
3863 2008-04-28 Cary Coutant <ccoutant@google.com>
3865 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3866 R_386_PC8 relocations.
3868 2008-04-23 Ian Lance Taylor <iant@google.com>
3870 * object.cc (Sized_relobj::include_section_group): Check for
3871 invalid section group.
3873 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3876 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3877 than read for file header.
3878 * archive.cc (Archive::include_member): Likewise.
3880 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3882 * aclocal.m4: Regenerate.
3883 * configure: Regenerate.
3885 2008-04-19 Ian Lance Taylor <iant@google.com>
3887 * version.cc (version_string): Bump to 1.6.
3889 * testsuite/Makefile.am (many_sections_r_test): New target.
3890 (many_sections_r_test_SOURCES): Remove.
3891 (many_sections_r_test_DEPENDENCIES): Remove.
3892 (many_sections_r_test_LDFLAGS): Remove.
3893 (many_sections_r_test_LDADD): Remove.
3895 * object.cc (Sized_relobj::do_add_symbols): Always pass
3896 local_symbol_count_ to add_from_relobj.
3898 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3899 every thousand variables.
3900 * testsuite/Makefile.in: Rebuild.
3902 * object.cc (Xindex::initialize_symtab_xindex): New function.
3903 (Xindex::read_symtab_xindex): New function.
3904 (Xindex::sym_xindex_to_shndx): New function.
3905 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3907 (Sized_relobj::do_initialize_xindex): New function.
3908 (Sized_relobj::do_read_symbols): Adjust section links.
3909 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3910 parameter. Change all callers.
3911 (Sized_relobj::include_section_group): Adjust section links and
3912 symbol section indexes.
3913 (Sized_relobj::do_layout): Adjust section links.
3914 (Sized_relobj::do_count_local_symbols): Adjust section links and
3915 symbol section indexes.
3916 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3917 ordinary and special symbols.
3918 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3919 dynsym_xindex parameters. Change all callers. Adjust section
3920 links. Use SHN_XINDEX when needed.
3921 (Sized_relobj::get_symbol_location_info): Adjust section links.
3922 Don't get fooled by special symbols.
3923 * object.h (class Xindex): Define.
3924 (class Object): Add xindex_ parameter. Declare virtual functoin
3925 do_initialize_xindex.
3926 (Object::adjust_sym_shndx): New function.
3927 (Object::set_xindex): New protected function.
3928 (class Symbol_value): Add is_ordinary_shndx_ field.
3929 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3930 (Symbol_value::value): Assert ordinary section.
3931 (Symbol_value::initialize_input_to_output_map): Likewise.
3932 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3934 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3936 (class Sized_relobj): Update declarations.
3937 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3938 parameter. Change all callers.
3939 (Sized_relobj::adjust_shndx): New function.
3940 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3942 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3943 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3944 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3945 (Sized_dynobj::read_dynsym_section): Adjust section links.
3946 (Sized_dynobj::read_dynamic): Likewise.
3947 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3949 (Sized_dynobj::do_initialize_xindex): New function.
3950 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3951 do_initialize_xindex.
3952 (Sized_dynobj::adjust_shndx): New function.
3953 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3954 dynsym_xindex_ fields.
3955 (Layout::finalize): Add a call to set_section_indexes before
3956 creating the symtab sections.
3957 (Layout::set_section_indexes): Don't do anything if the section
3958 already has a section index.
3959 (Layout::create_symtab_sections): Add shnum parameter. Change
3960 caller. Create .symtab_shndx section if needed.
3961 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3963 (Layout::allocated_output_section_count): New function.
3964 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3966 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3967 fields. Update declarations.
3968 (Layout::symtab_xindex): New function.
3969 (Layout::dynsym_xindex): New function.
3970 (class Write_symbols_task): Add layout_ field.
3971 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3973 * output.cc (Output_section_headers::Output_section_headers): Add
3974 shstrtab_section parameter. Change all callers.
3975 (Output_section_headers::do_sized_write): Store overflow values
3976 for section count and section string table section index in
3977 section header zero.
3978 (Output_file_header::do_sized_write): Check for overflow of
3979 section count and section string table section index.
3980 (Output_symtab_xindex::do_write): New function.
3981 (Output_symtab_xindex::endian_do_write): New function.
3982 * output.h (class Output_section_headers): Add shstrtab_section_.
3983 Update declarations.
3984 (class Output_symtab_xindex): Define.
3985 (Output_section::has_out_shndx): New function.
3986 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3988 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3990 (Sized_symbol::init): Likewise.
3991 (Symbol::output_section): Check for ordinary symbol.
3992 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3993 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3995 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3996 Change all callers. Simplify handling of symbols from sections
3997 not included in the link.
3998 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4000 (Weak_alias_sorter::operator()): Assert that symbols are
4002 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4004 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4005 parameters. Change all callers.
4006 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4007 symbol distinction. Use SHN_XINDEX when needed.
4008 (Symbol_table::write_section_symbol): Add symtab_xindex
4009 parameter. Change all callers.
4010 (Symbol_table::sized_write_section_symbol): Likewise. Use
4011 SHN_XINDEX when needed.
4012 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4014 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4015 (Symbol::is_defined): Check is_ordinary.
4016 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4017 (Symbol::is_absolute, Symbol::is_common): Likewise.
4018 (class Sized_symbol): Update declarations.
4019 (class Symbol_table): Update declarations.
4020 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4021 parameters. Change all callers.
4022 (Sized_symbol::override): Likewise.
4023 (Symbol_table::override): Likewise.
4024 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4025 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4026 is_ordinary, and orig_st_shndx parameters. Change all callers.
4027 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4028 to be in an ordinary section.
4029 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4030 object and is_ordinary parameters. Change all callers.
4031 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4032 Change all callers. Don't add undefined or non-ordinary symbols
4034 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4036 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4038 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4039 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4040 (Sized_relobj::relocate_sections): Likewise.
4041 * target-reloc.h (scan_relocs): Adjust section symbol index.
4042 (scan_relocatable_relocs): Likewise.
4043 * i386.cc (Scan::local): Check for ordinary symbols.
4044 * sparc.cc (Scan::local): Likewise.
4045 * x86_64.cc (Scan::local): Likewise.
4046 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4047 to symbol_section_and_value.
4048 * testsuite/many_sections_test.cc: New file.
4049 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4050 (check_PROGRAMS): Add many_sections_test.
4051 (many_sections_test_SOURCES): Define.
4052 (many_sections_test_DEPENDENCIES): Define.
4053 (many_sections_test_LDFLAGS): Define.
4054 (BUILT_SOURCES): Add many_sections_define.h.
4055 (many_sections_define.h): New target.
4056 (BUILT_SOURCES): Add many_sections_check.h.
4057 (many_sections_check.h): New target.
4058 (check_PROGRAMS): Add many_sections_r_test.
4059 (many_sections_r_test_SOURCES): Define.
4060 (many_sections_r_test_DEPENDENCIES): Define.
4061 (many_sections_r_test_LDFLAGS): Define.
4062 (many_sections_r_test_LDADD): Define.
4063 (many_sections_r_test.o): New target.
4064 * testsuite/Makefile.in: Rebuild.
4066 2008-04-17 Cary Coutant <ccoutant@google.com>
4068 * errors.cc (Errors::info): New function.
4069 (gold_info): New function.
4070 * errors.h (Errors::info): New function.
4071 * gold.h (gold_info): New function.
4072 * object.cc (Input_objects::add_object): Print trace output.
4073 * options.cc (options::parse_set): New function.
4074 (General_options::parse_wrap): Deleted.
4075 (General_options::General_options): Deleted initializer.
4076 * options.h (options::String_set): New typedef.
4077 (options::parse_set): New function.
4078 (DEFINE_set): New macro.
4079 (General_options::wrap): Changed to use DEFINE_set. Changed
4080 callers of any_wrap_symbols and is_wrap_symbol.
4081 (General_options::trace, General_options::trace_symbol):
4083 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4084 (General_options::wrap_symbols_): Deleted.
4085 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4087 2008-04-17 David S. Miller <davem@davemloft.net>
4089 * options.cc (General_options::parse_V): New function.
4090 * options.h: Add entries for -V and -Qy.
4092 2008-04-17 Ian Lance Taylor <iant@google.com>
4094 * common.cc (Symbol_table::allocate_commons): Remove options
4095 parameter. Change caller.
4096 (Symbol_table::do_allocate_commons): Remove options parameter.
4097 Change caller. Just call do_allocate_commons_list twice.
4098 (Symbol_table::do_allocate_commons_list): New function, broken out
4099 of do_allocate_commons.
4100 * common.h (class Allocate_commons_task): Remove options_ field.
4102 * symtab.cc (Symbol_table::Symbol_table): Initialize
4104 (Symbol_table::add_from_object): Put TLS common symbols on
4106 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4107 which are IN_OUTPUT_DATA.
4108 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4109 allocate_commons and do_allocate_commons declarations. Declare
4110 do_allocate_commons_list.
4111 * gold.cc (queue_middle_tasks): Update creation of
4112 Allocate_commons_task to not pass options.
4113 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4114 (TLS_TEST_C_FLAGS): New variable.
4115 (tls_test_c_pic.o): New target.
4116 (tls_test_shared.so): Link in tls_test_c_pic.o.
4117 (tls_test_c_pic_ie.o): New target.
4118 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4119 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4120 (tls_test_c.o): New target.
4121 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4122 (tls_pic_test_LDADD): Likewise.
4123 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4124 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4125 (tls_test_c_gnu2.o): New target.
4126 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4128 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4129 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4130 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4131 * testsuite/tls_test.cc: Include "config.h".
4132 (t_last): Call t11_last.
4133 * testsuite/tls_test.h (t11, t11_last): Declare.
4134 * testsuite/tls_test_c.c: New file.
4135 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4136 * configure.ac: Check for OpenMP support.
4137 * configure, config.in, Makefile.in: Rebuild.
4138 * testsuite/Makefile.in: Rebuild.
4140 2008-04-16 Cary Coutant <ccoutant@google.com>
4142 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4143 (Target_i386::tls_base_symbol_defined_): New field.
4144 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4145 (Target_i386::Scan::global): Likewise.
4146 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4147 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4148 (Target_x86_64::tls_base_symbol_defined_): New field.
4149 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4150 (Target_x86_64::Scan::global): Likewise.
4152 2008-04-16 Cary Coutant <ccoutant@google.com>
4154 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4155 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4156 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4157 building shared libraries.
4158 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4159 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4160 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4161 * testsuite/Makefile.in: Rebuild.
4162 * testsuite/weak_undef.h: New file.
4163 * testsuite/weak_undef_file1.cc: Add extra test cases.
4164 * testsuite/weak_undef_file2.cc: Likewise.
4165 * testsuite/weak_undef_test.cc: Likewise.
4167 2008-04-16 David S. Miller <davem@davemloft.net>
4169 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4170 Add issued_non_pic_error_ field. Declare check_non_pic.
4171 (Target_sparc::Scan::check_non_pic): New function.
4172 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4173 (Target_sparc::Scan::global): Likewise.
4175 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4176 * configure: Rebuild.
4178 * options.h (DEFINE_enable): New macro.
4179 (new_dtags): New enable option.
4180 (initfirst, interpose, loadfltr, nodefaultlib,
4181 nodelete, nodlopen, nodump): New -z options.
4182 * layout.cc (Layout:finish_dynamic_section): If new
4183 dtags enabled, emit DT_RUNPATH. Also, emit a
4184 DT_FLAGS_1 containing any specified -z flags.
4186 2008-04-16 Ian Lance Taylor <iant@google.com>
4188 * copy-relocs.cc: New file.
4189 * copy-relocs.h: New file.
4190 * reloc.cc: Remove Copy_relocs code.
4191 * reloc.h: Likewise.
4192 * reloc-types.h (struct Reloc_types) [both versions]: Add
4193 get_reloc_addend_noerror.
4194 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4195 variants of add_global which take an addend which must be zero.
4196 * i386.cc: Include "copy-relocs.h".
4197 (class Target_i386): Change type of copy_relocs_ to variable,
4199 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4201 (Target_i386::do_finalize_sections): Change handling of
4203 * sparc.cc: Include "copy-relocs.h".
4204 (class Target_sparc): Change type of copy_relocs_ to variable,
4206 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4208 (Target_sparc::do_finalize_sections): Change handling of
4210 * x86_64.cc: Include "copy-relocs.h".
4211 (class Target_x86_64): Change type of copy_relocs_ to variable,
4213 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4214 class. Change all callers.
4215 (Target_x86_64::do_finalize_sections): Change handling of
4217 * Makefile.am (CCFILES): Add copy-relocs.cc.
4218 (HFILES): Add copy-relocs.h.
4220 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4222 * testsuite/script_test_4.sh: Permit leading zeroes.
4224 2008-04-15 Ian Lance Taylor <iant@google.com>
4226 * script-sections.cc (Script_sections::create_segments): Use
4227 header_size_adjustment even when there is enough room for the
4229 * testsuite/script_test_4.sh: New file.
4230 * testsuite/script_test_4.t: New file.
4231 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4232 (check_DATA): Add script_test_4.stdout.
4233 (MOSTLYCLEANFILES): Likewise.
4234 (script_test_4): New target.
4235 (script_test_4.stdout): New target.
4236 * testsuite/Makefile.in: Rebuild.
4238 * sparc.cc: Add definitions for Output_data_plt_sparc class
4241 2008-04-14 David S. Miller <davem@davemloft.net>
4243 * sparc.cc: New file.
4244 * Makefile.am (TARGETSOURCES): Add sparc.cc
4245 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4246 * configure.tgt: Document targ_extra_size and
4247 targ_extra_big_endian. Add entries for sparc-* and
4249 * configure.ac: Handle targ_extra_size and
4250 targ_extra_big_endian.
4251 * Makefile.in: Rebuild.
4252 * configure: Likewise.
4253 * po/POTFILES.in: Likewise.
4254 * po/gold.pot: Likewise.
4256 2008-04-14 Ian Lance Taylor <iant@google.com>
4258 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4259 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4260 in the name/type/flags to section mapping. Don't call
4261 allocate_output_section.
4262 (Layout::choose_output_section): Change parameter from adjust_name
4263 to is_input_section. Don't permit input sections after sections
4264 are attached to segments. Don't call allocate_output_section.
4265 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4266 not write_enable_output_section.
4267 (Layout::make_output_section): Don't push to
4268 unattached_section_list_ nor call attach_to_segment. Call
4269 attach_section_to_segment if sections are attached.
4270 (Layout::attach_sections_to_segments): New function.
4271 (Layout::attach_section_to_segment): New function.
4272 (Layout::attach_allocated_section_to_segment): Rename from
4273 attach_to_segment. Remove flags parameter.
4274 (Layout::allocate_output_section): Remove function.
4275 (Layout::write_enable_output_section): Remove function.
4276 * layout.h (class Layout): Update for above changes. Add new
4277 field sections_are_attached_.
4278 * output.h (Output_section::update_flags_for_input_section): New
4280 * output.cc (Output_section::add_input_section): Call
4281 update_flags_for_input_section.
4282 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4284 2008-04-11 Cary Coutant <ccoutant@google.com>
4286 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4287 thought unnecessary.
4288 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4290 2008-04-11 Ian Lance Taylor <iant@google.com>
4292 * output.h (class Output_section_data): Remove inline definition
4294 * output.cc (Output_section_data::set_addralign): New function.
4296 2008-04-11 Cary Coutant <ccoutant@google.com>
4298 Add support for TLS descriptors for i386 and x86_64.
4299 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4300 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4301 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4303 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4304 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4305 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4307 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4308 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4309 Fix problem with initial-exec relocations.
4310 (Target_i386::Relocate::relocate_tls): Likewise.
4311 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4313 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4314 support for section-plus-offset dynamic table entries.
4315 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4316 (Output_data_dynamic::Dynamic_entry): Add support for
4317 section-plus-offset dynamic table entries.
4318 (Output_data_dynamic::Classification): Likewise.
4319 (Output_data_dynamic::classification_): Renamed offset_.
4320 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4321 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4322 (Target_x86_64::make_plt_section): New function.
4323 (Target_x86_64::reserve_tlsdesc_entries): New function.
4324 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4325 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4326 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4327 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4328 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4329 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4330 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4331 add extra PLT entry for TLS descriptors.
4332 (Output_data_plt_x86_64::got_): New field.
4333 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4334 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4336 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4338 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4339 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4340 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4341 R_386_TLS_DESC_CALL relocations.
4342 (Target_x86_64::Scan::global): Likewise.
4343 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4344 for TLS descriptors.
4345 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4346 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4347 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4348 GD-to-IE relaxation.
4349 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4350 and TLS_DESCRIPTORS.
4351 * Makefile.in: Rebuild.
4352 * configure: Rebuild.
4353 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4354 (tls_test_shared2.so): New target.
4355 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4356 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4357 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4358 (tls_shared_gd_to_ie_test_LDADD): New variable.
4359 (tls_shared_gnu2_gd_to_ie_test): New target.
4360 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4362 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4363 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4364 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4365 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4366 (tls_shared_gnu2_test): New target.
4367 (tls_test_gnu2_shared.so): New target.
4368 (tls_shared_gnu2_test_SOURCES): New variable.
4369 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4370 (tls_shared_gnu2_test_LDFLAGS): New variable.
4371 (tls_shared_gnu2_test_LDADD): New variable.
4372 * testsuite/Makefile.in: Rebuild.
4373 * testsuite/Makefile.
4375 2008-04-11 Ian Lance Taylor <iant@google.com>
4377 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4379 * testsuite/Makefile.in: Rebuild.
4381 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4383 * testsuite/script_test_2.cc (main): Adjust test.
4385 2008-04-11 David S. Miller <davem@davemloft.net>
4386 Ian Lance Taylor <iant@google.com>
4388 * options.h (General_options): Add entries for '-Y' and
4390 * options.cc (General_options:finalize): If -Y was used, add those
4391 entries to the library path instead of the default "/lib" and
4394 2008-04-11 David S. Miller <davem@davemloft.net>
4396 * testsuite/justsyms.t: Start at 0x100.
4397 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4398 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4400 * testsuite/script_test_2.cc: Adjust string and section length
4403 2008-04-09 Ian Lance Taylor <iant@google.com>
4406 * script-sections.cc (Sections_element::allocate_to_segment): Add
4408 (Output_section_definition::allocate_to_segment): Likewise.
4409 (Orphan_output_section::allocate_to_segment): Likewise.
4410 (Script_sections::attach_sections_using_phdrs_clause): Don't
4411 propagate non-PT_LOAD segments to orphan sections.
4412 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4413 readelf rather than objdump.
4414 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4415 .interp section and PT_INTERP segment are the same size.
4416 * testsuite/Makefile.in: Rebuild.
4418 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4419 aliases for symbols defined in the same object.
4420 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4421 (weak_alias_test_SOURCES): New variable.
4422 (weak_alias_test_DEPENDENCIES): New variable.
4423 (weak_alias_test_LDFLAGS): New variable.
4424 (weak_alias_test_LDADD): New variable.
4425 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4426 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4427 (weak_alias_test_3.o): New target.
4428 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4429 * testsuite/weak_alias_test_main.cc: New file.
4430 * testsuite/weak_alias_test_1.cc: New file.
4431 * testsuite/weak_alias_test_2.cc: New file.
4432 * testsuite/weak_alias_test_3.cc: New file.
4434 2008-04-08 Ian Lance Taylor <iant@google.com>
4436 * options.h (class General_options): Add --noinhibit-exec option.
4437 * main.cc (main): Check --noinhibit-exec.
4439 * options.h (class General_options): Define --wrap as a special
4440 option. Add wrap_symbols_ field.
4441 (General_options::any_wrap_symbols): New function.
4442 (General_options::is_wrap_symbol): New function.
4443 * options.cc (General_options::parse_wrap): New function.
4444 (General_options::General_options): Initialize wrap_symbols_.
4445 * symtab.cc (Symbol_table::wrap_symbol): New function.
4446 (Symbol_table::add_from_object): Handle --wrap.
4447 * symtab.h (class Symbol_table): Declare wrap_symbol.
4448 * target.h (Target::wrap_char): New function.
4449 (Target::Target_info): Add wrap_char field.
4450 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4451 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4452 * testsuite/testfile.cc (Target_test::test_target_info):
4455 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4458 * layout.h (class Layout): Add added_eh_frame_data_ field.
4459 * layout.cc (Layout::Layout): Initialize new field.
4460 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4461 output section until we find a section we merged successfully.
4462 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4463 that the size be non-zero.
4465 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4468 2008-04-08 Craig Silverstein <csilvers@google.com>
4470 * configure.ac: Export new conditional variable HAVE_ZLIB.
4471 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4473 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4474 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4476 2008-04-07 Ian Lance Taylor <iant@google.com>
4478 * version.cc (version_string): Set to "1.5".
4480 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4481 Add issued_non_pic_error_ field. Declare check_non_pic.
4482 (Target_x86_64::Scan::check_non_pic): New function.
4483 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4484 (Target_x86_64::Scan::global): Likewise.
4486 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4487 addend parameter. Change caller. Handle merge sections.
4488 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4489 Address to Addend. Don't add in the result of
4490 local_section_offset, pass down the addend and use the returned
4492 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4493 Update declarations of local_section_offset and symbol_value.
4494 * testsuite/two_file_test_1.cc (t18): New function.
4495 * testsuite/two_file_test_2.cc (f18): New function.
4496 * testsuite/two_file_test_main.cc (main): Call t18.
4497 * testsuite/two_file_test.h (t18, f18): Declare.
4499 * configure.ac: Don't test for objdump, c++filt, or readelf.
4500 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4502 (TEST_READELF): New variable.
4503 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4504 (check_PROGRAMS): Add two_file_strip_test.
4505 (two_file_strip_test): New target.
4506 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4507 (two_file_same_shared_strip_test_SOURCES): New variable.
4508 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4509 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4510 (two_file_same_shared_strip_test_LDADD): New variable.
4511 (two_file_shared_strip.so): New target.
4512 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4513 (ver_test_5.syms, ver_test_7.syms): Likewise.
4514 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4515 (strip_test_3.stdout): Use TEST_OBJDUMP.
4516 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4518 2008-04-04 Cary Coutant <ccoutant@google.com>
4520 * symtab.h (Symbol::is_weak_undefined): New function.
4521 (Symbol::is_strong_undefined): New function.
4522 (Symbol::is_absolute): New function.
4523 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4524 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4526 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4527 (weak_undef_test): New target.
4528 * testsuite/Makefile.in: Rebuild.
4529 * testsuite/weak_undef_file1.cc: New file.
4530 * testsuite/weak_undef_file2.cc: New file.
4531 * testsuite/weak_undef_test.cc: New file.
4533 2008-04-03 Craig Silverstein <csilvers@google.com>
4535 * compressed_output.h (class Output_compressed_section): Use
4537 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4539 (zlib_compressed_suffix): Removed.
4540 (Output_compressed_section::set_final_data_size): Use unsigned
4542 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4543 Fix linker invocation.
4544 (flagstest_o_specialfile_and_compress_debug_sections):
4546 * testsuite/Makefile.in: Regenerated.
4548 2008-04-02 David S. Miller <davem@davemloft.net>
4550 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4551 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4553 2008-04-02 Craig Silverstein <csilvers@google.com>
4557 2008-04-02 Ian Lance Taylor <iant@google.com>
4559 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4560 parameters. Update for new key type to views_. Change all
4562 (File_read::read): Adjust for byteshift in returned view.
4563 (File_read::add_view): New function, broken out of
4565 (File_read::make_view): New function, broken out of
4567 (File_read::find_or_make_view): Add offset and aligned
4568 parameters. Rewrite accordingly. Change all callers.
4569 (File_read::get_view): Add offset and aligned parameters. Adjust
4570 for byteshift in return value.
4571 (File_read::get_lasting_view): Likewise.
4572 * fileread.h (class File_read): Update declarations.
4573 (class File_read::View): Add byteshift_ field. Add byteshift to
4574 constructor. Add byteshift method.
4575 * archive.h (Archive::clear_uncached_views): New function.
4576 (Archive::get_view): Add aligned parameter. Change all callers.
4577 * object.h (Object::get_view): Add aligned parameter. Change all
4579 (Object::get_lasting_view): Likewise.
4581 * fileread.cc (File_read::release): Don't call clear_views if
4582 there are multiple objects.
4583 * fileread.h (File_read::clear_uncached_views): New function.
4584 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4587 2008-03-31 Cary Coutant <ccoutant@google.com>
4589 Add thin archive support.
4590 * archive.cc (Archive::armagt): New const.
4591 (Archive::setup): Remove task parameter and calls to unlock.
4592 (Archive::unlock_nested_archives): New function.
4593 (Archive::read_header): Add nested_off parameter. Change
4595 (Archive::interpret_header): Likewise.
4596 (Archive::include_all_members): Change to handle thin
4598 (Archive::include_member): Likewise.
4599 * archive.h (Archive::Archive): Add new parameters and
4601 (Archive::armagt): New const.
4602 (Archive::setup): Remove task parameter.
4603 (Archive::unlock_nested_archives): New function.
4604 (Archive::read_header): Add nested_off parameter.
4605 (Archive::interpret_header): Likewise.
4606 (Archive::Nested_archive_table): New typedef.
4607 (Archive::is_thin_archive_): New field.
4608 (Archive::nested_archives_): New field.
4609 (Archive::options_): New field.
4610 (Archive::dirpath_): New field.
4611 (Archive::task_): New field.
4612 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4613 for thin archives. Pass additional parameters to
4614 Archive::Archive. Unlock the archive file after calling
4617 2008-03-29 Ian Lance Taylor <iant@google.com>
4619 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4620 version symbol to be local.
4621 * testsuite/ver_test_4.sh: New file.
4622 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4623 (check_DATA): Add ver_test_4.syms.
4624 (ver_test_4.syms): New target.
4625 * testsuite/Makefile.in: Rebuild.
4628 (Output_section::Input_section_sort_entry::has_priority): New
4630 (Output_section::Input_section_sort_entry::match_file_name): New
4632 (Output_section::Input_section_sort_entry::match_section_name):
4634 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4636 (Output_section::Input_section_sort_entry::match_section_file):
4638 (Output_section::Input_section_sort_compare::operator()): Rewrite
4639 using new Input_section_sort_entry functions. Sort crtbegin and
4640 crtend first. Sort sections with no priority before sections with
4642 * testsuite/initpri1.c (d3): Check j != 4.
4643 (cd5): New constructor/destructor function.
4644 (main): Check j != 2.
4646 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4647 new symbol when resolving, don't call set_is_default.
4648 * testsuite/ver_test_7.cc: New file.
4649 * testsuite/ver_test_7.sh: New file.
4650 * testsuite/Makefile.am (ver_test_7.so): New target.
4651 (ver_test_7.o): New target.
4652 (check_SCRIPTS): Add ver_test_7.sh.
4653 (check_DATA): Add ver_test_7.syms.
4654 (ver_test_7.syms): New target.
4656 2008-03-28 Ian Lance Taylor <iant@google.com>
4658 * layout.cc (Layout::layout): If we see an input section with a
4659 name that needs sorting, set the must_sort flag for the output
4661 (Layout::make_output_section): If the name of the output section
4662 indicates that it might require sorting, set the may_sort flag.
4663 * output.h (Output_section::may_sort_attached_input_sections): New
4665 (Output_section::set_may_sort_attached_input_sections): New
4667 (Output_section::must_sort_attached_input_sections): New
4669 (Output_section::set_must_sort_attached_input_sections): New
4671 (class Output_section): Declare Input_section_sort_entry. Define
4672 Input_section_sort_compare. Declare
4673 sort_attached_input_sections. Add new fields:
4674 may_sort_attached_input_sections_,
4675 must_sort_attached_input_sections_,
4676 attached_input_sections_are_sorted_.
4677 * output.cc (Output_section::Output_section): Initialize new
4679 (Output_section::add_input_section): Add an entry to
4680 input_sections_ if may_sort or must_sort are true.
4681 (Output_section::set_final_data_size): Call
4682 sort_attached_input_sections if necessary.
4683 (Output_section::Input_section_sort_entry): Define new class.
4684 (Output_section::Input_section_sort_compare::operator()): New
4686 (Output_section::sort_attached_input_sections): New function.
4687 * configure.ac: Check whether the compiler supports constructor
4688 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4689 * testsuite/initpri1.c: New file.
4690 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4691 CONSTRUCTOR_PRIORITY.
4692 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4693 (initpri1_LDFLAGS): New variable.
4694 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4696 2008-03-27 Ian Lance Taylor <iant@google.com>
4698 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4699 * testsuite/common_test_1.c: New file.
4700 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4701 (common_test_1_SOURCES): New variable.
4702 (common_test_1_DEPENDENCIES): New variable.
4703 (common_test_1_LDFLAGS): New variable.
4705 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4706 and commons_ correctly when NAME/VERSION does not override
4708 * testsuite/ver_test_6.c: New file.
4709 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4710 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4711 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4713 2008-03-26 Ian Lance Taylor <iant@google.com>
4715 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4716 of an undefined symbol from a version script.
4717 * testsuite/Makefile.am (ver_test_5.so): New target.
4718 (ver_test_5.o): New target.
4719 (check_SCRIPTS): Add ver_test_5.sh.
4720 (check_DATA): Add ver_test_5.syms.
4721 (ver_test_5.syms): New target.
4722 * testsuite/ver_test_5.cc: New file.
4723 * testsuite/ver_test_5.script: New file.
4724 * testsuite/ver_test_5.sh: New file.
4725 * Makefile.in, testsuite/Makefile.in: Rebuild.
4728 Fix problems building gold with gcc 4.3.0.
4729 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4730 (gold_error_at_location, gold_warning_at_location): Use it.
4731 * configure.ac: Check whether we can compile and use a template
4732 function with a printf attribute.
4733 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4734 when jumping over bytes.
4735 * object.cc: Instantiate Object::read_section_data.
4736 * debug.h: Include <cstring>
4737 * dwarf_reader.cc: Include <algorithm>
4738 * main.cc: Include <cstring>.
4739 * options.cc: Include <cstring>.
4740 * output.cc: Include <cstring>.
4741 * script.cc: Include <cstring>.
4742 * script.h: Include <string>.
4743 * symtab.cc: Include <cstring> and <algorithm>.
4744 * target-select.cc: Include <cstring>.
4745 * version.cc: Include <string>.
4746 * testsuite/testmain.cc: Include <cstdlib>.
4747 * configure, config.in: Rebuild.
4749 2008-03-25 Ian Lance Taylor <iant@google.com>
4751 * options.cc: Include "../bfd/bfdver.h".
4752 (options::help): Print bug reporting address.
4754 * version.cc (print_version): Adjust output for current value of
4759 * options.cc (options::help): Print list of supported targets.
4760 * target-select.h: Include <vector>.
4761 (class Target_selector): Make machine_, size_, and is_big_endian_
4762 fields const. Add bfd_name_ and instantiated_target_ fields.
4763 (Target_selector::Target_selector): Add bfd_name parameter.
4764 (Target_selector::recognize): Make non-virtual, call
4766 (Target_selector::recognize_by_name): Make non-virtual, call
4767 do_recognize_by_name.
4768 (Target_selector::supported_names): New function.
4769 (Target_selector::bfd_name): New function.
4770 (Target_selector::do_instantiate_target): New pure virtual
4772 (Target_selector::do_recognize): New virtual function.
4773 (Target_selector::do_recognize_by_name): New virtual function.
4774 (Target_selector::instantiate_target): New private function.
4775 (supported_target_names): Declare.
4776 * target-select.cc (Target_selector::Target_selector): Update for
4777 new parameter and fields.
4778 (select_target_by_name): Check that the name matches before
4779 calling recognize_by_name.
4780 (supported_target_names): New function.
4781 * i386.cc (class Target_selector_i386): Update Target_selector
4782 constructor call. Remove recognize and recognize_by_name. Add
4783 do_instantiate_target.
4784 * x86_64.cc (class Target_selector_x86_64): Likewise.
4785 * testsuite/testfile.cc (class Target_selector_test): Update for
4786 changes to Target_selector.
4788 * README: Rewrite, with some notes on unsupported features.
4790 2008-03-24 Cary Coutant <ccoutant@google.com>
4792 * i386.cc (Target_i386::Got_type): New enum declaration.
4793 (Target_i386::Scan::local): Updated callers of Output_data_got
4795 (Target_i386::Scan::global): Likewise.
4796 (Target_i386::Relocate::relocate): Likewise.
4797 (Target_i386::Relocate::relocate_tls): Likewise.
4798 * object.h (Got_offset_list): New class.
4799 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4800 (Sized_relobj::local_got_offset): Likewise.
4801 (Sized_relobj::set_local_got_offset): Likewise.
4802 (Sized_relobj::local_has_tls_got_offset): Removed.
4803 (Sized_relobj::local_tls_got_offset): Removed.
4804 (Sized_relobj::set_local_tls_got_offset): Removed.
4805 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4806 * output.cc (Output_data_got::add_global): Added got_type parameter.
4807 (Output_data_got::add_global_with_rel): Likewise.
4808 (Output_data_got::add_global_with_rela): Likewise.
4809 (Output_data_got::add_global_pair_with_rel): New function.
4810 (Output_data_got::add_global_pair_with_rela): New function.
4811 (Output_data_got::add_local): Added got_type parameter.
4812 (Output_data_got::add_local_with_rel): Likewise.
4813 (Output_data_got::add_local_with_rela): Likewise.
4814 (Output_data_got::add_local_pair_with_rel): New function.
4815 (Output_data_got::add_local_pair_with_rela): New function.
4816 (Output_data_got::add_global_tls): Removed.
4817 (Output_data_got::add_global_tls_with_rel): Removed.
4818 (Output_data_got::add_global_tls_with_rela): Removed.
4819 (Output_data_got::add_local_tls): Removed.
4820 (Output_data_got::add_local_tls_with_rel): Removed.
4821 (Output_data_got::add_local_tls_with_rela): Removed.
4822 * output.h (Output_data_got::add_global): Added got_type parameter.
4823 (Output_data_got::add_global_with_rel): Likewise.
4824 (Output_data_got::add_global_with_rela): Likewise.
4825 (Output_data_got::add_global_pair_with_rel): New function.
4826 (Output_data_got::add_global_pair_with_rela): New function.
4827 (Output_data_got::add_local): Added got_type parameter.
4828 (Output_data_got::add_local_with_rel): Likewise.
4829 (Output_data_got::add_local_with_rela): Likewise.
4830 (Output_data_got::add_local_pair_with_rel): New function.
4831 (Output_data_got::add_local_pair_with_rela): New function.
4832 (Output_data_got::add_global_tls): Removed.
4833 (Output_data_got::add_global_tls_with_rel): Removed.
4834 (Output_data_got::add_global_tls_with_rela): Removed.
4835 (Output_data_got::add_local_tls): Removed.
4836 (Output_data_got::add_local_tls_with_rel): Removed.
4837 (Output_data_got::add_local_tls_with_rela): Removed.
4838 * resolve.cc (Symbol::override_base_with_special): Removed
4839 reference to has_got_offset_ field.
4840 * symtab.cc (Symbol::init_fields): Replaced initialization
4841 of got_offset_ with got_offsets_. Removed initialization
4843 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4844 (Symbol::got_offset): Likewise.
4845 (Symbol::set_got_offset): Likewise.
4846 (Symbol::has_tls_got_offset): Removed.
4847 (Symbol::tls_got_offset): Removed.
4848 (Symbol::set_tls_got_offset): Removed.
4849 (Symbol::got_offset_): Removed.
4850 (Symbol::tls_mod_got_offset_): Removed.
4851 (Symbol::tls_pair_got_offset_): Removed.
4852 (Symbol::got_offsets_): New field.
4853 (Symbol::has_got_offset): Removed.
4854 (Symbol::has_tls_mod_got_offset): Removed.
4855 (Symbol::has_tls_pair_got_offset): Removed.
4856 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4857 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4859 (Target_x86_64::Scan::global): Likewise.
4860 (Target_x86_64::Relocate::relocate): Likewise.
4861 (Target_x86_64::Relocate::relocate_tls): Likewise.
4863 2008-03-25 Ben Elliston <bje@au.ibm.com>
4865 * yyscript.y: Fix spelling error in comment.
4867 2008-03-24 Ian Lance Taylor <iant@google.com>
4869 * options.h (class General_options): Define build_id option.
4870 * layout.h (class Layout): Declare write_build_id, create_note,
4871 create_build_id. Add build_id_note_ member.
4872 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4873 "libiberty.h", "md5.h", "sha1.h".
4874 (Layout::Layout): Initialize eh_frame_data_,
4875 eh_frame_hdr_section_, and build_id_note_.
4876 (Layout::finalize): Call create_build_id.
4877 (Layout::create_note): New function, broken out of
4878 Layout::create_gold_note.
4879 (Layout::create_gold_note): Call create_note.
4880 (Layout::create_build_id): New function.
4881 (Layout::write_build_id): New function.
4882 (Close_task_runner::run): Call write_build_id.
4884 * x86_64.cc: Correct license to GPLv3.
4886 2008-03-23 Ian Lance Taylor <iant@google.com>
4888 * options.cc: Include "demangle.h".
4889 (parse_optional_string): New function.
4890 (parse_long_option): Handle takes_optional_argument.
4891 (parse_short_option): Update dash_z initializer. Handle
4892 takes_optional_argument.
4893 (General_options::General_options): Initialize do_demangle_.
4894 (General_options::finalize): Set do_demangle_. Handle demangling
4896 * options.h (parse_optional_string): Declare.
4897 (struct One_option): Add optional_arg field. Update constructor.
4898 Update call constructor calls. Add takes_optional_argument
4900 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4901 (DEFINE_optional_string): Define.
4902 (General_options::demangle): Change from DEFINE_bool to
4903 DEFINE_optional_string.
4904 (General_options::no_demangle): New function.
4905 (General_options::do_demangle): New function.
4906 (General_options::set_do_demangle): New function.
4907 (General_options::execstack_status_): Move definition to end of
4909 (General_options::static_): Likewise.
4910 (General_options::do_demangle_): New field.
4911 * object.cc (big_endian>::get_symbol_location_info): Call
4912 Options::do_demangle, not Options::demangle.
4913 * symtab.cc (demangle): Likewise.
4915 2008-03-22 Ian Lance Taylor <iant@google.com>
4917 * gold.h: Include <cstddef> and <sys/types.h>
4918 * options.h: Include <cstring>.
4920 2008-03-21 Ian Lance Taylor <iant@google.com>
4922 * Added source code to GNU binutils.