1 2009-10-22 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_input_section): New class definition.
4 (Arm_input_section::init, Arm_input_section:do_write,
5 Arm_input_section::set_final_data_size,
6 Arm_input_section::do_reset_address_and_file_offset): New method
9 2009-10-21 Doug Kwan <dougkwan@google.com>
11 * arm.cc (Stub_table, Arm_input_section): New forward class
13 (Stub_table): New class defintion.
14 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
15 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
16 New method definition.
18 2009-10-21 Doug Kwan <dougkwan@google.com>
20 * arm.cc: Update copyright comments.
21 (Target_arm): New forward class template declaration.
22 (Arm_address): New type.
23 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
24 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
25 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
27 (Insn_template): Same.
28 (DEF_STUBS): New macro.
29 (Stub_type): New enum type.
30 (Stub_template): New class definition.
34 (Target_arm::Target_arm): Initialize may_use_blx_ and
35 should_force_pic_veneer_.
36 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
37 Target_arm::should_force_pic_veneer,
38 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
39 Target_arm::using_thumb_only, Target_arm:;default_target): New
41 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
42 New data member declarations.
43 (Insn_template::size, Insn_template::alignment): New method defintions.
44 (Stub_template::Stub_template): New method definition.
45 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
46 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
47 (Stub_factory::Stub_factory): New method definition.
48 * gold.h (string_hash): New template.
49 * output.h (Input_section_specifier::hash_value): Use
51 (Input_section_specifier::string_hash): Remove.
52 * stringpool.cc (Stringpool_template::string_hash): Use
55 2009-10-20 Doug Kwan <dougkwan@google.com>
57 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
58 symbols of relaxed input sections.
59 * output.h (Output_section::find_relaxed_input_section): Make
62 2009-10-16 Doug Kwan <dougkwan@google.com>
64 * dynobj.cc (Versions::Versions): Initialize version_script_.
65 Only insert base version symbol definition for a shared object
66 if version script defines any version versions.
67 (Versions::define_base_version): New method definition.
68 (Versions::add_def): Check that base version is not needed.
69 (Versions::add_need): Define base version lazily.
70 * dynobj.h (Versions::define_base_version): New method declaration.
71 (Versions::needs_base_version_): New data member declaration.
72 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
73 (check_DATA): Add no_version_test.stdout.
74 (libno_version_test.so, no_version_test.o no_version_test.stdout):
76 * testsuite/Makefile.in: Regenerate.
77 * testsuite/no_version_test.c: New file.
78 * testsuite/no_version_test.sh: Ditto.
80 2009-10-16 Doug Kwan <dougkwan@google.com>
82 * expression.cc (class Segment_start_expression): New class definition.
83 (Segment_start_expression::value): New method definition.
84 (script_exp_function_segment_start): Return a new
85 Segment_start_expression.
86 * gold/script-c.h (script_saw_segment_start_expression): New function
88 * script-sections.cc (Script_sections::Script_sections): Initialize
89 SAW_SEGMENT_START_EXPRESSION_ to false.
90 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
91 and -Tbbs options to specify section addresses if given in
92 command line and no SEGMENT_START expression is seen in a script.
93 * script-sections.h (Script_sections::saw_segment_start_expression,
94 Script_sections::set_saw_segment_start_expression): New method
96 (Script_sections::saw_segment_start_expression_): New data member
98 * script.cc (script_saw_segment_start_expression): New function.
99 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
100 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
101 script_test_7.sh and script_test_8.sh.
102 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
103 script_test_8.stdout.
104 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
105 (script_test_6, script_test_6.stdout, script_test_7,
106 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
107 * Makefile.in: Regenerate.
108 * testsuite/script_test_6.sh: New file.
109 * testsuite/script_test_6.t: Same.
110 * testsuite/script_test_7.sh: Same.
111 * testsuite/script_test_7.t: Same.
112 * testsuite/script_test_8.sh: Same.
114 2009-10-16 Doug Kwan <dougkwan@google.com>
116 * output.cc (Output_segment::set_section_list_address): Cast
117 expressions to unsigned long long type to avoid format warnings.
119 2009-10-15 Ian Lance Taylor <iant@google.com>
121 * script.cc (Script_options::add_symbol_assignment): Always add a
122 dot assginment to script_sections_.
123 * script-sections.cc (Script_sections::add_dot_assignment):
124 Initialize if necessary.
126 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
127 program headers with no load segment if there is a linker script.
129 * layout.cc (Layout::set_segment_offsets): Align the file offset
130 to the segment aligment for -N or -n with no load segment.
131 * output.cc (Output_segment::add_output_section): Don't crash if
132 the first section is a TLS section.
133 (Output_segment::set_section_list_addresses): Print an error
134 message if the address moves backward in a linker script.
136 (Output_section_element_input::set_section_addresses): Don't
137 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
138 (Orphan_output_section::set_section_addresses): Likewise.
140 2009-10-15 Doug Kwan <dougkwan@google.com>
142 * layout.cc (Layout::finish_dynamic_section): Generate tags
143 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
144 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
145 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
147 2009-10-14 Ian Lance Taylor <iant@google.com>
149 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
151 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
152 data_shdr fields of relinfo.
153 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
154 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
155 R_386_TLS_LDO_32, adjust based on section flags.
156 (Target_i386::Relocate::fix_up_ldo): Remove.
158 2009-10-13 Ian Lance Taylor <iant@google.com>
160 Add support for -pie.
161 * options.h (class General_options): Add -pie and
163 (General_options::output_is_position_independent): Test -pie.
164 (General_options::output_is_executable): Return true if not shared
166 (General_options::output_is_pie): Remove.
167 * options.cc (General_options::finalize): Reject incompatible uses
169 * gold.cc (queue_middle_tasks): A -pie link is not static.
170 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
171 * symtab.cc (Symbol::final_value_is_known): Return false if
172 output_is_position_independent.
173 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
174 output_is_position_independent.
175 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
176 output_is_position_independent.
177 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
178 output_is_position_independent.
179 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
181 (basic_pie_test.o, basic_pie_test): New targets.
182 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
183 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
184 (two_file_pie_test): New target.
185 * testsuite/Makefile.in: Rebuild.
186 * README: Remove note saying that -pie is not supported.
188 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
190 * options.h (class General_options): Add -init and -fini.
191 * layout.cc (Layout::finish_dynamic_section): Emit
192 given init and fini functions.
194 2009-10-13 Sriraman Tallam <tmsriram@google.com>
196 * gc.h (gc_process_relocs): Check if icf is enabled using new
198 * gold.cc (queue_initial_tasks): Likewise.
199 (queue_middle_tasks): Likewise.
200 * object.cc (do_layout): Likewise.
201 * symtab.cc (is_section_folded): Likewise.
202 * main.cc (main): Likewise.
203 * reloc.cc (Read_relocs::run): Likewise.
204 (Sized_relobj::do_scan_relocs): Likewise.
205 * icf.cc (is_function_ctor_or_dtor): New function.
206 (Icf::find_identical_sections): Check if function is ctor or dtor when
208 * options.h (General_options::icf): Change option to be an enum.
209 (Icf_status): New enum.
210 (icf_enabled): New method.
211 (icf_safe_folding): New method.
212 (set_icf_status): New method.
213 (icf_status_): New variable.
214 * (options.cc) (General_options::finalize): Set icf_status_.
215 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
216 icf_test and icf_keep_unique_test to use the --icf enum flag.
217 * testsuite/icf_safe_test.sh: New file.
218 * testsuite/icf_safe_test.cc: New file.
220 2009-10-12 Sriraman Tallam <tmsriram@google.com>
222 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
223 includes to gc.h and icf.h.
224 * arm.cc: Include gc.h.
227 * powerpc.cc: Likewise.
228 * sparc.cc: Likewise.
229 * x86_64.cc: Likewise.
230 * gc.h: Include icf.h.
232 2009-10-11 Ian Lance Taylor <iant@google.com>
234 * plugin.cc: Include "gold.h" before other header files.
236 2009-10-10 Chris Demetriou <cgd@google.com>
238 * options.h (Input_file_argument::Input_file_type): New enum.
239 (Input_file_argument::is_lib_): Replace with...
240 (Input_file_argument::type_): New member.
241 (Input_file_argument::Input_file_argument): Take Input_file_type
242 'type' rather than boolean 'is_lib' as second argument.
243 (Input_file_argument::is_lib): Use type_.
244 (Input_file_argument::is_searched_file): New function.
245 (Input_file_argument::may_need_search): Handle is_searched_file.
246 * options.cc (General_options::parse_library): Support -l:filename.
247 (General_options::parse_just_symbols): Update for Input_file_argument
249 (Command_line::process): Likewise.
250 * archive.cc (Archive::get_file_and_offset): Likewise.
251 * plugin.cc (Plugin_manager::release_input_file): Likewise.
252 * script.cc (read_script_file, script_add_file): Likewise.
253 * fileread.cc (Input_file::Input_file): Likewise.
254 (Input_file::will_search_for): Handle is_searched_file.
255 (Input_file::open): Likewise.
256 * readsyms.cc (Read_symbols::get_name): Likewise.
257 * testsuite/Makefile.am (searched_file_test): New test.
258 * testsuite/Makefile.in: Regenerate.
259 * testsuite/searched_file_test.cc: New file.
260 * testsuite/searched_file_test_lib.cc: New file.
262 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
263 Ian Lance Taylor <iant@google.com>
265 * descriptor.cc: Include <cstdio> and "binary-io.h".
266 (Descriptors::open): Open the files in binary mode always.
267 * script.cc (Lex::get_token): Treat \r as whitespace.
269 2009-10-09 Ian Lance Taylor <iant@google.com>
271 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
273 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
274 Ian Lance Taylor <iant@google.com>
276 * configure.ac: Check for readv function also.
277 * fileread.cc (readv): Define if not HAVE_READV.
278 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
280 * config.in: Regenerate.
281 * configure: Regenerate.
283 2009-10-09 Doug Kwan <dougkwan@google.com>
285 * layout.cc (Layout::make_output_section): Call target hook to make
286 ordinary output section.
287 (Layout::finalize): Adjust parameter list of call the
289 * layout.h (class Layout::section_list): New method.
290 * merge.h (Output_merge_base::entsize): Change visibility to public.
291 (Output_merge_base::is_string, Output_merge_base::do_is_string):
293 (Output_merge_string::do_is_string): New method.
294 * object.cc (Sized_relobj::do_setup): renamed from
295 Sized_relobj::set_up.
296 * object.h (Sized_relobj::adjust_shndx,
297 Sized_relobj::initializ_input_to_output_maps,
298 Sized_relobj::free_input_to_output_maps): Change visibilities to
300 (Sized_relobj::setup): Virtualize.
301 (Sized_relobj::do_setup): New method declaration.
302 (Sized_relobj::invalidate_section_offset,
303 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
304 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
305 * options.cc (parse_int): New function.
306 * options.h (parse_int): New declaration.
307 (DEFINE_int): New macro.
308 (stub_group_size): New option.
309 * output.cc (Output_section::Output_section): Initialize memebers
310 merge_section_map_, merge_section_by_properties_map_,
311 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
312 (Output_section::add_input_section): Handled deferred code-fill
313 generation and remove an old comment.
314 (Output_section::add_relaxed_input_section): New method definition.
315 (Output_section::add_merge_input_section): Use merge section by
316 properties map to speed to search. Update merge section maps
318 (Output_section::build_relaxation_map): New method definition.
319 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
321 (Output_section::relax_input_section): Renamed to
322 Output_section::convert_input_sections_to_relaxed_sections and change
323 interface to take a vector of pointers to relaxed sections.
324 (Output_section::find_merge_section,
325 Output_section::find_relaxed_input_section): New method definitions.
326 (Output_section::is_input_address_mapped,
327 Output_section::output_offset, Output_section::output_address):
328 Use output section data maps to speed up searching.
329 (Output_section::find_starting_output_address): Add comments.
330 (Output_section::do_write,
331 Output_section::write_to_postprocessing_buffer): Do code-fill
332 generation as appropriate.
333 (Output_section::get_input_sections): Invalidate relaxed input section
335 (Output_section::restore_states): Adjust type of checkpoint .
336 Invalidate relaxed input section map.
337 * output.h (Output_merge_base): New class declaration.
338 (Input_section_specifier): New class defintion.
339 (class Output_relaxed_input_section) Change base class to
340 Output_section_data_build.
341 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
342 base class initializer.
343 (Output_section::add_relaxed_input_section): New method declaration.
344 (Output_section::Input_section): Change visibility to protected.
345 (Output_section::Input_section::relobj,
346 Output_section::Input_section::shndx): Handle relaxed input sections.
347 Output_section::input_sections) Change visibility to protected. Also
348 define overload to return a non-const pointer.
349 (Output_section::Merge_section_properties): New class defintion.
350 (Output_section::Merge_section_by_properties_map,
351 Output_section::Output_section_data_by_input_section_map,
352 Output_section::Relaxation_map): New types.
353 (Output_section::relax_input_section): Rename method to
354 Output_section::convert_input_sections_to_relaxed_sections and change
355 interface to take a vector of relaxed section pointers.
356 (Output_section::find_merge_section,
357 Output_section::find_relaxed_input_section,
358 Output_section::build_relaxation_map,
359 Output_section::convert_input_sections_in_list_to_relaxed_sections):
360 New method declarations.
361 (Output_section::merge_section_map_
362 Output_section::merge_section_by_properties_map_,
363 Output_section::relaxed_input_section_map_,
364 Output_section::is_relaxed_input_section_map_valid_,
365 Output_section::generate_code_fills_at_write_): New data members.
367 (Output_section_element_input::set_section_addresses): Call
368 current_data_size and addralign methods of relaxed input sections.
369 (Orphan_output_section::set_section_addresses): Call current_data_size
370 and addralign methods of relaxed input sections.
371 * symtab.cc (Symbol_table::compute_final_value): Extract template
372 from the body of Symbol_table::sized_finalize_symbol.
373 (Symbol_table::sized_finalized_symbol): Call
374 Symbol_table::compute_final_value.
375 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
376 (Symbol_table::compute_final_value): New templated method declaration.
377 * target.cc (Target::do_make_output_section): New method defintion.
378 * target.h (Target::make_output_section): New method declaration.
379 (Target::relax): Add more parameters for input objects, symbol table
380 and layout. Adjust call to do_relax.
381 (Target::do_make_output_section): New method declaration.
382 (Target::do_relax): Add parameters for input objects, symbol table
385 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
387 * pread.c: Include stdio.h.
389 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
391 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
394 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
396 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
397 Change read_shndx type to unsigned int.
398 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
400 (Sized_dwarf_line_info::read_line_mappings): Likewise.
401 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
402 Change read_shndx type to unsigned int.
403 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
405 (Sized_dwarf_line_info::read_line_mappings): Likewise.
406 * layout.cc (Layout::create_symtab_sections): Cast the result of
407 local_symcount * symsize to off_t in the gold_assert.
409 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
411 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
412 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
414 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
415 (Arm_relocate_functions::thm_abs5): New function.
416 (Arm_relocate_functions::abs12): New function.
417 (Arm_relocate_functions::abs16): New function.
418 (Arm_relocate_functions::base_abs): New function.
419 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
420 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
421 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
423 (Scan::global): Likewise.
424 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
425 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
426 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
427 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
430 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
432 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
433 (Arm_relocate_functions::movt_prel): New function.
434 (Arm_relocate_functions::thm_movw_prel_nc): New function.
435 (Arm_relocate_functions::thm_movt_prel): New function.
436 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
437 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
438 (Scan::global, Relocate::relocate): Likewise.
439 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
441 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
443 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
445 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
447 (class Incremental_inputs_header): New class.
448 (Incremental_inputs_header_writer): Edit comment.
449 (Incremental_inputs_entry): New class.
450 (Incremental_inputs_entry_writer): Edit comment.
451 (Sized_incremental_binary::do_find_incremental_inputs_section):
452 Add *strtab_shndx parameter, fill it.
453 (Sized_incremental_binary::do_check_inputs): New method.
454 (Incremental_checker::can_incrementally_link_output_file): Use
455 Sized_incremental_binary::check_inputs.
456 (Incremental_inputs::report_command_line): Save command line in
459 (Incremental_binary::find_incremental_inputs_section): New
461 (Incremental_binary::do_find_incremental_inputs_section): Add
462 strtab_shndx parameter.
463 (Incremental_binary::do_check_inputs): New pure virtual method.
464 (Sized_incremental_binary::do_check_inputs): Declare.
465 (Incremental_checker::Incremental_checker): Add incremental_inputs
466 parameter, use it to initialize incremental_inputs_.
467 (Incremental_checker::incremental_inputs_): New field.
468 (Incremental_checker::command_line): New method.
469 (Incremental_checker::inputs): New method.
470 (Incremental_checker::command_line_): New field.
472 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
474 * incremental.cc: Include <cstdarg> and "target-select.h".
475 (vexplain_no_incremental): New function.
476 (explain_no_incremental): New function.
477 (Incremental_binary::error): New method.
478 (Sized_incremental_binary::do_find_incremental_inputs_section): New
480 (make_sized_incremental_binary): New function.
481 (open_incremental_binary): New function.
482 (can_incrementally_link_file): Add checks if output is ELF and has
484 * incremental.h: Include "elfcpp_file.h" and "output.h".
485 (Incremental_binary): New class.
486 (Sized_incremental_binary): New class.
487 (open_incremental_binary): Declare.
488 * object.cc (is_elf_object): Use
489 elfcpp::Elf_recognizer::is_elf_file.
490 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
491 * output.h (Output_file::filesize): New method.
493 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
495 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
497 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
498 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
500 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
502 (Arm_relocate_functions::movw_abs_nc): New function.
503 (Arm_relocate_functions::movt_abs): New function.
504 (Arm_relocate_functions::thm_movw_abs_nc): New function.
505 (Arm_relocate_functions::thm_movt_abs): New function.
506 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
507 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
508 (Scan::global): Likewise.
509 (Relocate::relocate): Likewise.
510 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
512 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
514 * arm.cc (Arm_relocate_functions::got_prel) New function.
515 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
516 (Relocate::relocate): Likewise.
517 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
519 2009-10-06 Ian Lance Taylor <iant@google.com>
521 * options.h (class General_options): Define
522 split_stack_adjust_size parameter.
523 * object.h (class Object): Add uses_split_stack_ and
524 has_no_split_stack_ fields. Add uses_split_stack and
525 has_no_split_stack accessor functions. Declare
526 handle_split_stack_section.
527 (class Reloc_symbol_changes): Define.
528 (class Sized_relobj): Define Function_offsets. Declare
529 split_stack_adjust, split_stack_adjust_reltype, and
531 * object.cc (Object::handle_split_stack_section): New function.
532 (Sized_relobj::do_layout): Call handle_split_stack_section.
533 * dynobj.cc (Sized_dynobj::do_layout): Call
534 handle_split_stack_section.
535 * reloc.cc (Sized_relobj::relocate_sections): Call
536 split_stack_adjust for executable sections in split_stack
537 objects. Pass reloc_map to relocate_section.
538 (Sized_relobj::split_stack_adjust): New function.
539 (Sized_relobj::split_stack_adjust_reltype): New function.
540 (Sized_relobj::find_functions): New function.
541 * target-reloc.h: Include "object.h".
542 (relocate_section): Add reloc_symbol_changes parameter. Change
544 * target.h (class Target): Add calls_non_split method. Declare
545 do_calls_non_split virtual method. Declare match_view and
547 * target.cc: Include "elfcpp.h".
548 (Target::do_calls_non_split): New function.
549 (Target::match_view): New function.
550 (Target::set_view_to_nop): New function.
551 * gold.cc (queue_middle_tasks): Give an error if mixing
552 split-stack and non-split-stack objects with -r.
553 * i386.cc (Target_i386::relocate_section): Add
554 reloc_symbol_changes parameter.
555 (Target_i386::do_calls_non_split): New function.
556 * x86_64.cc (Target_x86_64::relocate_section): Add
557 reloc_symbol_changes parameter.
558 (Target_x86_64::do_calls_non_split): New function.
559 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
561 * powerpc.cc (Target_powerpc::relocate_section): Add
562 reloc_symbol_changes parameter.
563 * sparc.cc (Target_sparc::relocate_section): Add
564 reloc_symbol_changes parameter.
565 * configure.ac: Call AM_CONDITIONAL for the default target.
566 * configure: Rebuild.
567 * testsuite/Makefile.am (TEST_AS): New variable.
568 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
569 (check_DATA): Add split_i386 and split_x86_64 files.
570 (SPLIT_DEFSYMS): Define.
571 (split_i386_[1234n].o): New targets.
572 (split_i386_[124]): New targets.
573 (split_i386_[1234r].stdout): New targets.
574 (split_x86_64_[1234n].o): New targets.
575 (split_x86_64_[124]): New targets.
576 (split_x86_64_[1234r].stdout): New targets.
577 (MOSTLYCLEANFILES): Add new executables.
578 * testsuite/split_i386.sh: New file.
579 * testsuite/split_x86_64.sh: New file.
580 * testsuite/split_i386_1.s: New file.
581 * testsuite/split_i386_2.s: New file.
582 * testsuite/split_i386_3.s: New file.
583 * testsuite/split_i386_4.s: New file.
584 * testsuite/split_i386_n.s: New file.
585 * testsuite/split_x86_64_1.s: New file.
586 * testsuite/split_x86_64_2.s: New file.
587 * testsuite/split_x86_64_3.s: New file.
588 * testsuite/split_x86_64_4.s: New file.
589 * testsuite/split_x86_64_n.s: New file.
590 * testsuite/testfile.cc (Target_test): Update relocation_section
592 * testsuite/Makefile.in: Rebuild.
594 2009-10-06 Ian Lance Taylor <iant@google.com>
596 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
597 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
598 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
599 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
600 the address on ldo_addrs_.
601 (Target_i386::Relocate::fix_up_ldo): New function.
603 2009-10-06 Rafael Espindola <espindola@google.com>
605 * plugin.cc (add_input_library): New.
606 (Plugin::load): Add add_input_library to tv.
607 (Plugin_manager::add_input_file): Add the is_lib argument.
608 (add_input_file): Update call to Plugin_manager::add_input_file.
609 (add_input_library): New.
610 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
612 2009-09-30 Doug Kwan <dougkwan@google.com>
614 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
615 symbol and call Symbol::may_need_copy_reloc to determine if
616 a copy reloc is needed.
617 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
618 nocopyreloc is given in command line.
619 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
620 given in command line.
621 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
622 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
623 of the removed Target_i386::may_need_copy_reloc.
624 * options.h (copyreloc): New option with default value false.
625 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
626 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
627 instead of the removed Target_powerpc::may_need_copy_reloc.
628 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
629 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
630 instead of the removed Target_sparc::may_need_copy_reloc.
631 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
632 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
633 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
634 instead of the removed Target_x86_64::may_need_copy_reloc.
636 2009-09-30 Ian Lance Taylor <iant@google.com>
638 * object.h (class Object): Remove target_ field, and target,
639 sized_target, and set_target methods.
640 (Object::sized_target): Remove.
641 (class Sized_relobj): Update declarations. Remove sized_target.
642 * object.cc (Sized_relobj::setup): Remove target parameter.
644 (Input_objects::add_object): Don't do anything with the target.
645 (make_elf_sized_object): Add punconfigured parameter. Change all
646 callers. Set or test parameter target.
647 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
649 * parameters.cc (Parameters::set_target): Change parameter type to
651 (Parameters::default_target): Remove.
652 (set_parameters_target): Change parameter type to be non-const.
653 (parameters_force_valid_target): New function.
654 (parameters_clear_target): New function.
655 * parameters.h (class Parameters): Update declarations. Remove
656 default_target method. Add sized_target and clear_target
657 methods. Change target_ to be non-const.
658 (set_parameters_target): Update declaration.
659 (parameters_force_valid_target): Declare.
660 (parameters_clear_target): Declare.
661 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
662 as NULL if we aren't searching.
663 (Add_symbols::run): Don't check for compatible target.
664 * fileread.cc (Input_file::open_binary): Call
665 parameters_force_valid_target.
666 * gold.cc (queue_middle_tasks): Likewise.
667 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
668 set_target on object.
669 * dynobj.h (class Sized_dynobj): Update declarations.
670 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
671 make_elf_object returns NULL.
672 (Archive::include_member): Don't check whether object target is
674 * output.cc (Output_section::add_input_section): Get target from
676 (Output_section::relax_input_section): Likewise.
677 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
679 (Sized_relobj::do_scan_relocs): Likewise.
680 (Sized_relobj::relocate_sections): Likewise.
681 * resolve.cc (Symbol_table::resolve): Likewise.
682 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
683 parameter. Change all callers.
684 (Symbol_table::add_from_object): Get target from parameters.
685 (Symbol_table::add_from_relobj): Don't check object target.
686 (Symbol_table::add_from_dynobj): Likewise.
687 (Symbol_table::define_special_symbol): Get target from
689 * symtab.h (class Symbol_table): Update declaration.
690 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
691 parameter. Change all callers. Clear parameter target.
692 (Binary_test): Test target here.
693 * testsuite/object_unittest.cc (gold_testsuite): Remove
694 target_test_pointer parameter. Change all callers.
695 (Object_test): Test target here.
697 2009-09-26 Ian Lance Taylor <iant@google.com>
699 * testsuite/initpri1.c: Don't try to use constructor priorities if
700 compiling with gcc before 4.3.
702 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
704 * testsuite/retain_symbols_file_test.sh (check_present): Change
705 output file name to retain_symbols_file_test.stdout.
706 (check_absent): Likewise.
708 2009-09-18 Craig Silverstein <csilvers@google.com>
710 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
711 * options.cc: Include <cerrno> and <fstream>.
712 (General_options::finalize): Parse -retain-symbols-file tag.
713 * options.h: New flag.
714 (General_options): New method should_retain_symbol, new
715 variable symbols_to_retain.
716 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
717 should_retain_symbol map.
718 * testsuite/Makefile.am (retain_symbols_file_test): New test.
719 * testsuite/Makefile.in: Regenerate.
720 * testsuite/retain_symbols_file_test.sh: New file.
722 2009-09-18 Nick Clifton <nickc@redhat.com>
724 * po/es.po: Updated Spanish translation.
726 2009-09-17 Doug Kwan <dougkwan@google.com>
728 * debug.h (DEBUG_RELAXATION): New constant.
729 (DEBUG_ALL): Add DEBUG_RELAXATION.
730 (debug_string_to_enum): Add relaxation debug option.
732 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
733 Layout::Relaxation_debug_check::read_sections,
734 Layout::Relaxation_debug_check::read_sections): New method definitions.
735 (Layout::Layout): Initialize data members
736 record_output_section_data_from_scrips_,
737 script_output_section_data_list_ and relaxation_debug_check_.
738 (Layout::save_segments, Layout::restore_segments,
739 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
740 Layout::relaxation_loop_body): New method definitions.
741 (Layout::finalize): Support relaxation. Move section layout code to
742 Layout::relaxation_loop_body.
743 (Layout::set_asection_address_from_script): Move code for orphan
744 section placement out.
745 (Layout::place_orphan_sections_in_script): New method definition.
746 * layout.h (Output_segment_headers, Output_file_header):
747 New forward class declarations.
748 (Layout::~Layout): Define.
749 (Layout::new_output_section_data_from_script): New method definition.
750 (Layout::place_orphan_sections_in_script): New method declaration.
751 (Layout::Segment_states): New type declaration.
752 (Layout::save_segments, Layout::restore_segments,
753 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
754 Layout::relaxation_loop_body): New method declarations.
755 (Layout::Output_section_data_list): New type declaration.
756 (Layout::Relaxation_debug_check): New class definition.
757 (Layout::record_output_section_data_from_script_,
758 Layout::script_output_section_data_list_, Layout::segment_states_,
759 Layout::relaxation_debug_check_): New data members.
760 * output.cc: (Output_section_headers::do_size): New method definition.
761 (Output_section_headers::Output_section_headers): Move size
762 computation to Output_section_headers::do_size.
763 (Output_segment_headers::do_size): New method definition.
764 (Output_file_header::Output_file_header): Move size computation to
765 Output_file_header::do_size and call it.
766 (Output_file_header::do_size): New method definition.
767 (Output_data_group::Output_data_group): Adjust call to
769 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
770 (Output_symtab_xindex::do_write): Add array bound check.
771 (Output_section::Input_section::print_to_mapfile): Handle
772 RELAXED_INPUT_SECTION_CODE.
773 (Output_section::Output_section): Initialize data member checkpoint_.
774 (Output_section::~Output_section): Delete checkpoint object pointed
776 (Output_section::add_input_section): Always add an Input_section if
778 (Output_section::add_merge_input_section): Add assert.
779 (Output_section::relax_input_section): New method definition.
780 (Output_section::set_final_data_size): Set load address to zero for
781 an unallocated section.
782 (Output_section::do_address_and_file_offset_have_reset_values):
783 New method definition.
784 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
785 Handle relaxed input section.
786 (Output_section::sort_attached_input_sections): Checkpoint input
788 (Output_section::get_input_sections): Change type of input_sections to
789 list of Simple_input_section pointers. Checkpoint input section list
790 lazily. Also handle relaxed input sections.
791 (Output_section::add_input_section_for_script): Take a reference to
792 a Simple_input_section object instead of Relobj pointer and section
793 index as parameter. Handle relaxed input sections.
794 (Output_section::save_states, Output_section::restore_states): New
796 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
797 (Output_data::is_data_size_fixed): New method definition.
798 (Output_data::reset_addresss_and_file_offset): Do not reset data size
800 (Output_data::address_and_file_offset_have_reset_values): New method
802 (Output_data::do_address_and_file_offset_have_reset_values): New method
804 (Output_data::set_data_size): Check that data size is not fixed.
805 (Output_data::fix_data_size): New method definition.
806 (Output_data::is_data_size_fixed_): New data member.
807 (Output_section_headers::set_final_data_size): New method definition.
808 (Output_section_headers::do_size): New method declaration.
809 (Output_segment_headers::set_final_data_size): New method definition.
810 (Output_segment_headers::do_size): New method declaration.
811 (Output_file_header::set_final_data_size)::New method definition.
812 (Output_file_header::do_size)::New method declaration.
813 (Output_section_data::Output_section_data): Add new parameter
814 is_data_size_fixed and use it to fix data size.
815 (Output_data_const::Output_data_const): Adjust call to base class
816 constructor and fix data size.
817 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
818 base class constructor and fix data size.
819 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
820 base class constructor and fix data size.
821 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
822 class constructor and fix data size.
823 (Output_data_group::set_final_data_size): New method definition.
824 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
825 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
826 class constructor and fix data size.
827 (Output_relaxed_input_section): New class definition.
828 (Output_section::Simple_input_section): New class definition.
829 (Output_section::get_input_sections): Adjust parameter list.
830 (Output_section::add_input_section_for_script): Same.
831 (Output_section::save_states, Output_section::restore_states,
832 Output_section::do_address_and_file_offset_have_reset_values,
833 (Output_section::Input_section::Input_section): Handle
834 RELAXED_INPUT_SECTION_CODE. Add new overload for
835 Output_relaxed_input_section.
836 (Output_section::Input_section::is_input_section,
837 Output_section::Input_section::set_output_section): Handle relaxed
839 (Output_section::Input_section::is_relaxed_input_section,
840 Output_section::Input_section::output_section_data,
841 Output_section::Input_section::relaxed_input_section): New method
843 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
845 (Output_section::Input_section::u1_): Update comments.
846 (Output_section::Input_section::u2_): Add new union member poris.
847 (Output_section::Checkpoint_output_section): New classs definition.
848 (Output_section::relax_input_section): New method declaration.
849 (Output_section::checkpoint_): New data member.
850 (Output_segment): Update comments.
851 (Output_segment::Output_segment): Un-privatize copy constructor.
852 (Output_segment::operator=): Un-privatize.
853 * script-sections.cc (Output_section_element::Input_section_list):
854 Change element type to Output_section::Simple_input_section.
855 (Output_section_element_dot_assignment::set_section_addresses):
856 Register output section data for relaxation clean up.
857 (Output_data_exression::Output_data_expression): Adjust call to base
858 constructor to fix data size.
859 (Output_section_element_data::set_section_addresses): Register
860 Output_data_expression object for relaxation clean up.
861 (struct Input_section_info): Replace Relobj pointer and section index
862 pair with Output_section::Simple_input_section and Convert struct to a
864 (Input_section_sorter::operator()): Adjust access to
865 Input_section_info data member to use accessors.
866 (Output_section_element_input::set_section_addresses): Use layout
867 parameter. Adjust code to use Output_section::Simple_input_section
868 and Input_secction_info classes. Register filler for relaxation
870 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
871 and section index pair with Output_section::Simple_input_section
872 class. Adjust code accordingly.
873 (Phdrs_element::release_segment): New method definition.
874 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
876 (Script_sections::release_segments): New method definition.
877 * gold/script-sections.h (Script_sections::release_segments): New
879 * gold/target.h (Target::may_relax, Target::relax,
880 Target::do_may_relax, Target::do_relax): New method definitions.
882 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
884 * arm.cc (has_signed_unsigned_overflow): New function.
885 (Arm_relocate_functions::abs8): New function.
886 (Target_arm::Scan::local): Handle R_ARM_ABS8.
887 (Target_arm::Scan::global): Likewise.
888 (Target_arm::relocate::relocate): Likewise.
889 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
892 2009-09-16 Cary Coutant <ccoutant@google.com>
894 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
895 * testsuite/Makefile.in: Regenerate.
897 2009-09-11 Nick Clifton <nickc@redhat.com>
899 * po/gold.pot: Updated by the Translation project.
901 2009-09-08 Cary Coutant <ccoutant@google.com>
903 * output.cc (Output_file::open): Add execute permission to empty file.
904 * testsuite/Makefile.am (permission_test): New test.
905 * testsuite/Makefile.in: Regenerate.
907 2009-09-02 Ian Lance Taylor <iant@google.com>
909 * output.cc (Output_file::resize): Call map_no_anonymous rather
912 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
914 * gold.cc: Include "incremental.h".
915 (queue_initial_tasks): Call Incremental_checker methods.
916 * incremental.cc: Include "output.h".
917 (Incremental_checker::can_incrementally_link_output_file): New
919 * incremental.h (Incremental_checker): New class.
921 * output.cc (Output_file::open_for_modification): New method.
922 (Output_file::map_anonymous): Changed return type to bool. Record
924 (Output_file::map_no_anonymous): New method, broken out of map.
925 (Output_file::map): Use map_no_anonymous and map_anonymous.
926 * output.h (class Output_file): Update declarations.
928 2009-08-24 Cary Coutant <ccoutant@google.com>
930 * options.h (Command_line::Pre_options): New class.
931 (Command_line::pre_options): New member.
932 * options.cc (gold::options::ready_to_register): New variable.
933 (One_option::register_option): Do nothing if not registering options.
934 Assert if same short option registered twice.
935 (General_options::General_options): Turn off option registration when
937 (Command_line::Pre_options::Pre_options): New constructor.
939 2009-08-24 Cary Coutant <ccoutant@google.com>
941 * options.h (General_options::no_keep_memory): Remove incorrect
944 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
946 * Makefile.am (am__skiplex, am__skipyacc): New.
947 * Makefile.in: Regenerate.
949 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
951 * Makefile.am (AM_CPPFLAGS): Renamed from ...
952 (INCLUDES): ... this.
953 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
954 (AM_CPPFLAGS): Renamed from ...
956 * Makefile.in, testsuite/Makefile.in: Regenerate.
958 * Makefile.in: Regenerate.
959 * aclocal.m4: Likewise.
960 * config.in: Likewise.
961 * configure: Likewise.
962 * testsuite/Makefile.in: Likewise.
964 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
965 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
966 * Makefile.in: Regenerate.
967 * testsuite/Makefile.in: Regenerate.
969 2009-08-19 Cary Coutant <ccoutant@google.com>
971 * resolve.cc (Symbol_table::resolve): Don't complain about defined
972 symbols in shared libraries overridden by hidden or internal symbols
975 2009-08-19 Chris Demetriou <cgd@google.com>
977 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
978 checking source file names in error messages.
980 2009-08-18 Doug Kwan <dougkwan@google.com>
982 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
983 an elcpp::Ehdr as parameter. Adjust call to set_target.
984 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
985 an elfcpp::Ehdr as parameter.
986 * object.cc (Object::set_target): Remove the version that looks up
987 a target and sets it.
988 (Sized_relobj::setup): Take a Target object instead of
989 an elfcpp::Ehdr as parameter. Adjust call to set_target.
990 (make_elf_sized_object): Find target and ask target to
992 * object.h: (Object::set_target): Remove the version that looks up
993 a target and sets it.
994 (Sized_relobj::setup): Take a Target object instead of
995 an elfcpp:Ehdr as parameter.
996 * target.cc: Include dynobj.h.
997 (Target::do_make_elf_object_implementation): New.
998 (Target::do_make_elf_object): New.
999 * target.h (Target::make_elf_object): New template declaration.
1000 (Target::do_make_elf_object): New method declarations.
1001 (Target::do_make_elf_object_implementation): New template declaration.
1003 2009-08-14 Ian Lance Taylor <iant@google.com>
1005 * gold.h (FUNCTION_NAME): Define.
1006 (gold_unreachable): Use FUNCTION_NAME.
1008 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1010 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1011 symbol in the --keep-unique list is not found.
1013 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1015 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1016 been maked as --keep-unique.
1017 (Icf::unfold_section): New function.
1018 * icf.h (Icf::unfold_section): New function.
1019 * options.h (General_options::keep_unique): New option.
1020 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1021 * testsuite/Makefile.in: Regenerate.
1022 * testsuite/icf_keep_unique_test.sh: New file.
1023 * testsuite/icf_keep_unique_test.cc: New file.
1025 2009-08-12 Cary Coutant <ccoutant@google.com>
1028 * resolve.cc (Symbol_table::resolve): Check for references from
1029 dynamic objects to hidden and internal symbols.
1030 * testsuite/Makefile.am (hidden_test.sh): New test.
1031 * testsuite/Makefile.in: Regenerate.
1032 * testsuite/hidden_test.sh: New script.
1033 * testsuite/hidden_test_1.c: New test source.
1034 * testsuite/hidden_test_main.c: New test source.
1036 2009-08-11 Doug Kwan <dougkwan@google.com>
1038 * arm.cc: Update comments.
1039 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1040 segment to locate the .ARM.exidx section if present.
1042 2009-08-09 Doug Kwan <dougkwan@google.com>
1044 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1047 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1048 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1051 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1053 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1054 valid tls_segment only for non-debug-section relocations.
1055 * testsuite/Makefile.am: Add gc_tls_test.
1056 * testsuite/Makefile.in: Regenerate.
1057 * testsuite/gc_tls_test.cc: New file.
1058 * testsuite/gc_tls_test.sh: New file.
1060 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1064 * Makefile.am (CCFILES): Add icf.cc.
1066 * Makefile.in: Regenerate.
1067 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1068 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1069 section, symbol and addend information for the relocs.
1070 * gold.cc (queue_middle_tasks): Call identical code folding.
1071 * gold.h: Add defines for multimap.
1072 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1073 to the call of finalize_local_symbols.
1074 * main.cc (main): Create object of class Icf.
1075 * object.cc (Sized_relobj::do_layout): Allow this function to be
1076 called twice during icf.
1077 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1078 to sections marked as identical by icf.
1079 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1081 (Sized_relobj::do_section_entsize): New function.
1082 * object.h (Object::section_entsize): New function.
1083 (Object::do_section_entsize): New pure virtual function.
1084 (Relobj::finalize_local_symbols): Add new parameter.
1085 (Relobj::do_section_entsize): New function.
1086 * options.h (General_options::icf): New option.
1087 (General_options::icf_iterations): New option.
1088 (General_options::print_icf_sections): New option.
1089 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1090 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1091 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1093 * symtab.cc (Symbol_table::is_section_folded): New function.
1094 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1095 to sections marked as identical by icf.
1096 * symtab.h (Symbol_table::set_icf): New function.
1097 (Symbol_table::icf): New function.
1098 (Symbol_table::is_section_folded): New function.
1099 (Symbol_table::icf_): New data member.
1100 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1101 * testsuite/Makefile.am: Add commands to build icf_test.
1102 * testsuite/Makefile.in: Regenerate.
1103 * testsuite/icf_test.sh: New file.
1104 * testsuite/icf_test.cc: New file.
1106 2009-07-24 Chris Demetriou <cgd@google.com>
1108 * layout.cc (is_compressible_debug_section): Fix incorrect
1109 comment about compressed section names.
1111 2009-07-20 Ian Lance Taylor <ian@airs.com>
1114 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1116 2009-07-16 Ian Lance Taylor <iant@google.com>
1119 * layout.h: #include <map>.
1120 (class Kept_section): Change from struct to class. Add accessors
1121 and setters. Add section size to Comdat_group mapping. Change
1122 Comdat_group to std::map. Add is_comdat_ field. Add
1123 linkonce_size field in union.
1124 (class Layout): Update declaration of find_or_add_kept_section.
1125 Don't declare find_kept_object.
1126 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1127 parameter. Add object, shndx, is_comdat, and is_group_name
1128 parameters. Change all callers. Adjust for new Kept_section.
1129 (Layout::find_kept_object): Remove.
1130 * object.cc (Sized_relobj::include_section_group): Update use of
1131 Kept_section. Rename secnum to shndx. Only record
1132 Kept_comdat_section if sections are the same size.
1133 (Sized_relobj::include_linkonce_section): Update use of
1134 Kept_section. Only record Kept_comdat_section if sections are the
1135 same size. Set size of linkonce section.
1136 (Sized_relobj::map_to_kept_section): Update call to
1137 get_kept_comdat_section.
1138 * object.h (class Sized_relobj): Rename fields in
1139 Kept_comdat_section to drop trailing underscores; change object
1140 field to Relobj*. Change Kept_comdat_section_table to store
1141 struct rather than pointer.
1142 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1143 Add kept_object and kept_shndx parameters. Change all callers.
1144 (Sized_relobj::get_kept_comdat_section): Change return type to
1145 bool. Add kept_object and kept_shndx parameters. Change all
1147 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1148 Layout::find_or_add_kept_section.
1150 2009-07-09 Ian Lance Taylor <iant@google.com>
1152 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1153 Reserve space in the hash table.
1155 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1157 * fileread.cc (File_read::get_mtime): New method.
1158 * fileread.h (Timespec): New structure.
1159 (File_read::get_mtime): New method.
1160 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1161 Renamed from timestamp_nsec.
1162 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1164 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1166 (Incremental_inputs::report_archive): Save mtime; style fix.
1167 (Incremental_inputs::report_obejct): Save mtime; style fix.
1168 (Incremental_inputs::report_script): Save mtime; style fix.
1169 (Incremental_inputs::finalize_inputs): Style fix.
1170 (Incremental_inputs::finalize): Style fix.
1171 (Incremental_inputs::create_input_section_data): Store inputs
1173 * incremental.h (Incremental_inputs::report_script): Add mtime
1175 (Incremental_inputs::Input_info::Input_info): Intialize only one
1177 (Incremental_inputs::Input_info::archive): Move to nameless
1179 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1180 (Incremental_inputs::Input_info::script): Move to nameless union.
1181 (Incremental_inputs::mtime): New field.
1182 * script.cc (read_input_script): Pass file mtime to
1184 * script.h (Script_info::inputs): Style fix.
1186 2009-07-01 Ian Lance Taylor <ian@airs.com>
1188 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1191 2009-06-24 Ian Lance Taylor <iant@google.com>
1194 * layout.cc (Layout::choose_output_section): If we find an
1195 existing section, update the flags.
1196 (Layout::create_notes): New function, broken out of
1198 (Layout::finalize): Don't create note sections.
1199 (Layout::create_note): Don't crash if linker script discards
1201 (Layout::create_gold_note): Likewise.
1202 (Layout::create_build_id): Likewise. Don't set
1203 after_input_sections on the section.
1204 (Layout::create_executable_stack_info): Remove target parameter.
1206 * layout.h (class Layout): Declare create_notes. Update
1207 declaration of create_executable_stack_info.
1208 * gold.cc (queue_middle_tasks): Call create_notes.
1209 * output.cc (Output_section::update_flags_for_input_section): Move
1210 here from output.h. If SHF_ALLOC flag is newly set, mark address
1212 * output.h (Output_data::mark_address_invalid): New function.
1213 (class Output_section): Only declare, not define,
1214 update_flags_for_input_section. Remove set_flags.
1216 2009-06-24 Ian Lance Taylor <iant@google.com>
1218 * script-sections.cc (Output_section_definition::
1219 set_section_addresses): Rename shadowing local load_address to
1222 2009-06-24 Ian Lance Taylor <iant@google.com>
1225 * reloc.cc (relocate_sections): Skip empty relocation sections.
1227 2009-06-23 Ian Lance Taylor <iant@google.com>
1230 * layout.cc (Layout::create_note): Use choose_output_section
1231 rather than make_output_section.
1233 2009-06-23 Ian Lance Taylor <iant@google.com>
1236 * options.cc (General_options::parse_V): Set printed_version_.
1237 (General_options::General_options): Initialize printed_version_.
1238 * options.h (class General_options): Add printed_version_ field.
1239 * gold.cc (queue_initial_tasks): If there are no input files,
1240 don't give a fatal error if we printed the version information.
1241 (queue_middle_tasks): If using -r with a shared object, give a
1242 fatal error rather than an ordinary error.
1244 2009-06-23 Ian Lance Taylor <iant@google.com>
1247 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1248 (Layout::make_output_section): Set have_stabstr_section_ if we see
1249 a .stab*str section.
1250 (Layout::finalize): Call link_stabs_sections.
1251 (Layout::link_stabs_sections): New file.
1252 * layout.h (class Layout): Add have_stabstr_section_ field.
1253 Declare link_stabs_sections.
1255 2009-06-23 Doug Kwan <dougkwan@google.com>
1257 * Makefile.am (libgold_a_LIBADD): New.
1258 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1259 * Makefile.in: Regenerate.
1260 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1261 * configure: Regenerate.
1262 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1263 * fileread.cc: Include sys/state.h
1264 * gold.h: Declare memmem and strndup if found missing.
1265 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1267 2009-06-23 Ian Lance Taylor <iant@google.com>
1269 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1270 * configure: Rebuild.
1272 2009-06-23 Ian Lance Taylor <iant@google.com>
1275 * object.cc (Object::section_contents): Don't try to get a view if
1276 the section has length zero.
1277 (Object::handle_gnu_warning_section): If the section is empty, use
1278 the name of the section as the warning.
1280 2009-06-23 Ian Lance Taylor <iant@google.com>
1283 * stringpool.h (class Stringpool_template): Add optimize_ field.
1284 (Stringpool_template::set_optimize): New function.
1285 * stringpool.cc (Stringpool_template::Stringpool_template):
1286 Initialize optimize_ field.
1287 (Stringpool_template::set_string_offsets): Test local optimize
1288 fild rather than parameter.
1289 * layout.cc (Layout::Layout): Call set_optimize on the section
1292 2009-06-22 Ian Lance Taylor <iant@google.com>
1295 * yyscript.y: Parse TARGET.
1296 * script.cc (script_set_target): New function.
1297 * script-c.h (script_set_target): Declare.
1298 * options.cc (General_options::string_to_object_format): Rename
1299 from string_to_object_format in anonymous namespace. Change
1301 * options.h (class General_options): Declare
1302 string_to_object_format.
1304 2009-06-22 Ian Lance Taylor <iant@google.com>
1306 * script-sections.cc (Script_sections::create_segments): Don't put
1307 program headers in a PT_LOAD segment if -n or -N.
1309 2009-06-22 Ian Lance Taylor <iant@google.com>
1312 * options.h (class General_options): Add -z lazy and -z now. Sort
1313 -z options into alphabetical order.
1314 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1316 2009-06-21 Ian Lance Taylor <iant@google.com>
1318 * layout.cc (Layout::make_output_section): Call
1319 Target::new_output_section.
1320 (Layout::attach_allocated_section_to_segment): Put large section
1321 sections in a separate load segment with the large segment flag
1323 (Layout::segment_precedes): Sort large data segments after other
1325 (align_file_offset): New static function.
1326 (Layout::set_segment_offsets): Use align_file_offset.
1327 * output.h (class Output_section): Add is_small_section_ and
1328 is_large_section_ fields.
1329 (Output_section::is_small_section): New function.
1330 (Output_section::set_is_small_section): New function.
1331 (Output_section::is_large_section): New function.
1332 (Output_section::set_is_large_section): New function.
1333 (Output_section::is_large_data_section): New function.
1334 (class Output_segment): Add is_large_data_segment_ field.
1335 (Output_segment::is_large_data_segment): New function.
1336 (Output_segment::set_is_large_data_segment): New function.
1337 * output.cc (Output_section::Output_section): Initialize new
1339 (Output_segment::Output_segment): Likewise.
1340 (Output_segment::add_output_section): Add assertion that large
1341 data sections always go in large data segments. Force small data
1342 sections to the end of the list of data sections. Force small BSS
1343 sections to the start of the list of BSS sections. For large BSS
1344 sections to the end of the list of BSS sections.
1345 * symtab.h (class Symbol): Declare is_common_shndx.
1346 (Symbol::is_defined): Check Symbol::is_common_shndx.
1347 (Symbol::is_common): Likewise.
1348 (class Symbol_table): Define enum Commons_section_type. Update
1349 declarations. Add small_commons_ and large_commons_ fields.
1350 * symtab.cc (Symbol::is_common_shndx): New function.
1351 (Symbol_table::Symbol_table): Initialize new fields.
1352 (Symbol_table::add_from_object): Put small and large common
1353 symbols in the right list.
1354 (Symbol_table::sized_finalized_symbol): Check
1355 Symbol::is_common_shndx.
1356 (Symbol_table::sized_write_globals): Likewise.
1357 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1358 common symbol lists. Don't call do_allocate_commons_list if the
1360 (Symbol_table::do_allocate_commons_list): Remove is_tls
1361 parameter. Add comons_section_type parameter. Change all
1362 callers. Handle small and large common symbols.
1363 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1364 Symbol::is_common_shndx.
1365 * resolve.cc (symbol_to_bits): Likewise.
1366 * target.h (Target::small_common_shndx): New function.
1367 (Target::small_common_section_flags): New function.
1368 (Target::large_common_shndx): New function.
1369 (Target::large_common_section_flags): New function.
1370 (Target::new_output_section): New function.
1371 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1372 small_common_section_flags, and large_common_section_flags
1374 (Target::do_new_output_section): New virtual function.
1375 * arm.cc (Target_arm::arm_info): Initialize new fields.
1376 * i386.cc (Target_i386::i386_info): Likewise.
1377 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1379 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1380 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1381 (Target_x86_64::do_new_output_section): New function.
1382 * configure.ac: Define conditional MCMODEL_MEDIUM.
1383 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1384 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1385 (large_LDFLAGS): Define.
1386 * testsuite/large.c: New file.
1387 * testsuite/testfile.cc (Target_test::test_target_info):
1388 Initialize new fields.
1389 * configure, testsuite/Makefile.in: Rebuild.
1391 2009-06-05 Doug Kwan <dougkwan@google.com>
1393 * Makefile.am (CCFILES): Add target.cc.
1394 * Makefile.in: Regenerate.
1395 * i386.cc (class Target_i386): Define new virtual method to
1396 override do_is_local_label_name in parent.
1397 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1398 local symbols if --discard-locals or -X is given.
1399 * options.h (class General_options): Declare new options
1400 '--discard-locals' and '-X' for discarding locals.
1401 * target.h (class Target): Define new methods is_local_label_name.
1402 Declare new virtual method do_is_local_label_name.
1403 * target.cc: New file.
1404 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1405 (check_SCRIPTS): Add discard_locals_test.sh.
1406 (check_DATA): Add discard_local_tests.syms.
1407 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1408 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1409 * testsuite/Makefile.in: Regenerate.
1410 * testsuite/discard_locals_test.c: New file.
1411 * testsuite/discard_locals_test.sh: Same.
1413 2009-06-05 Doug Kwan <dougkwan@google.com>
1415 * object.cc (Sized_relobj::Sized_relobj): Initialize
1416 discarded_eh_frame_shndx_ to -1U.
1417 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1419 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1420 a discarded .eh_frame section.
1421 (Sized_relobj::do_finalize_local_symbols): Ditto.
1422 * object.h (class Sized_relobj): Declare new member
1423 discarded_eh_frame_shndx_.
1424 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1425 (local_labels_test.o, local_labels_test): New rules.
1426 * testsuite/Makefile.in: Regenerate.
1428 2009-06-04 Doug Kwan <dougkwan@google.com>
1430 * layout.cc (Layout::section_name_mapping): Add mapping for
1431 special ARM sections.
1433 2009-06-03 Doug Kwan <dougkwan@google.com>
1435 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1436 (utils::has_overflow): Same.
1438 2009-06-03 Ian Lance Taylor <iant@google.com>
1440 * layout.cc (Layout::section_name_mapping): New array, replacing
1441 Layout::linkonce_mapping.
1442 (Layout::section_name_mapping_count): New variable, replacing
1443 Layout::linkonce_mapping_count.
1444 (Layout::linkonce_output_name): Remove.
1445 (Layout::output_section_name): Rewrite.
1446 * layout.h (class Layout): Rename Linkonce_mapping to
1447 Section_name_mapping, linkonce_mapping to section_name_mapping,
1448 linkonce_mapping_count to section_name_mapping_count. Don't
1449 declare linkonce_output_name.
1451 2009-06-03 Doug Kwan <dougkwan@google.com>
1453 * gold/arm.cc (namespace utils): New.
1454 (Target_arm::reloc_is_non_pic): Define new method.
1455 (class Arm_relocate_functions): New.
1456 (Target_arm::Relocate::relocate): Handle relocation types used by
1459 2009-06-03 Ian Lance Taylor <iant@google.com>
1461 * arm.cc (Target_arm::scan::global): Use || instead of |.
1463 2009-06-02 Doug Kwan <dougkwan@google.com>
1465 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1466 issued_non_pic_error_.
1467 (class Target_arm::Scan): Declare new method check_non_pic.
1468 Define new method symbol_needs_plt_entry.
1469 Declare new data member issued_non_pic_error_.
1470 (class Target_arm::Relocate): Declare new method
1471 should_apply_static_reloc.
1472 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1473 (Target_arm::Scan::check_non_pic): Define new method.
1474 (Target_arm::Scan::local): Handle a small subset of reloc types used
1476 (Target_arm::Scan::local): Same.
1477 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1479 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1481 * incremental.cc (Incremental_inputs::report_command_line): Filter
1482 out --incremental-* options.
1484 2009-05-29 Doug Kwan <dougkwan@google.com>
1486 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1488 (class Target_arm): Update comment.
1489 (Target_arm::Target_arm): Initialize new data members GOT_,
1490 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1491 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1492 and Target_arm::rel_dyn_section.
1493 Declare new_enum Target_arm::Got_type.
1494 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1496 Update commments for member do_dynsym_value.
1497 (Target_arm::got_size, Target_arm::plt_section,
1498 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1499 new methods inside class defintion.
1500 (Target_arm::got_section): Define new method.
1501 (Target_arm::rel_dyn_section): Same.
1502 (Output_data_plt_arm): New template class.
1503 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1504 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1505 (Output_data_plt_arm::add_entry): Same.
1506 (Output_data_plt_arm::first_plt_entry): Define new
1507 static data member for PLT instruction template.
1508 (Output_data_plt_arm::plt_entry): Same.
1509 (Output_data_plt_arm::do_write): Define new method.
1510 (Target_arm::make_plt_entry): Same.
1511 (Target_arm::do_finalize_sections): Same.
1512 (Target_arm::do_dynsym_value): Same.
1514 2009-05-28 Doug Kwan <dougkwan@google.com>
1516 * Makefile.am (TARGETSOURCES): Add arm.cc.
1517 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1518 * Makefile.in: Regenerate.
1520 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1522 2009-05-26 Doug Kwan <dougkwan@google.com>
1524 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1525 (General_options::check_excluded_libs): Strip off directories in
1526 archive name before matching like GNU ld does.
1527 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1528 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1529 (exclude_libs_test_LDFLAGS): Add linker option
1530 -Wl,--exclude-libs,libexclude_libs_test_3
1531 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1532 an explicit archive without using -l.
1533 (alt/libexclude_libs_test_3.a): New make rule.
1534 * testsuite/Makefile.in: Regenerate.
1535 * testsuite/exclude_libs_test.c : Declare lib3_default().
1537 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1538 * exclude_libs_test_3.c: New file.
1540 2009-05-26 Nick Clifton <nickc@redhat.com>
1542 * po/id.po: New Indonesian translation.
1543 * po/gold.pot: Updated template file.
1545 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1547 * testsuite/Makefile.am: Add -ffunction-sections to compile
1548 gc_comdat_test files. Add -Wl,--gc-sections to build
1550 * testsuite/Makefile.in: Regenerate.
1551 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1553 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1555 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1556 kept comdat section was garbage collected.
1557 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1558 * testsuite/Makefile.in: Regenerate.
1559 * testsuite/gc_comdat_test.sh: New file.
1560 * testsuite/gc_comdat_test_1.cc: New file.
1561 * testsuite/gc_comdat_test_2.cc: New file.
1563 2009-05-19 Doug Kwan <dougkwan@google.com>
1565 * archive.cc (Archive::Archive): Move constructor from archive.h
1566 to here. Initialize no_export_.
1567 (Archive::get_elf_object_for_member): Set no_export flag of object.
1568 * archive.h (Archive::Archive): Move constructor body to
1570 (Archive::no_export): New method.
1571 (Archive::no_export_): New field.
1572 * object.h (Object::Object): Initialize no_export_ to false.
1573 (Object::no_export, Object::set_no_export): New methods.
1574 (Object::no_export_): New field.
1575 * options.cc (General_options::parse_exclude_libs): New method.
1576 (General_options::check_excluded_libs) Same.
1577 * options.h (exclude_libs): New option.
1578 (General_options::check_excluded_libs): New method declaration.
1579 (General_options::excluded_libs_): New field.
1580 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1581 default or protected visibility if an object has no-export flag set.
1582 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1583 (check_SCRIPTS): Add exclude_libs_test.sh.
1584 (check_DATA): Add exclude_libs_test.syms.
1585 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1586 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1587 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1588 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1589 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1590 libexclude_libs_test_2.a): New rules.
1591 * testsuite/Makefile.in: Regenerate.
1592 * testsuite/exclude_libs_test.c: New file.
1593 * testsuite/exclude_libs_test.sh: Ditto.
1594 * testsuite/exclude_libs_test_1.c: Ditto.
1595 * testsuite/exclude_libs_test_2.c: Ditto.
1597 2009-05-15 Ian Lance Taylor <iant@google.com>
1599 * configure.ac: Check for declarations for cases where libiberty.h
1600 checks HAVE_DECL_xxx.
1601 * configure, config.in: Rebuild.
1603 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1605 * gold.h (Incremental_argument_list): Remove (invalid) forward
1607 * incremental.cc (Incremental_inputs::report_achive): New method.
1608 (Incremental_inputs::report_object): New method.
1609 (Incremental_inputs::report_script): New method.
1610 (Incremental_inputs::finalize_inputs): New method.
1611 (Incremental_inputs::finalize): Call finalize_inputs().
1612 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1613 Create inputs entries.
1614 * incremental.h (Incremental_input_type): New enum.
1615 (Incremental_inputs::Incremental_input): Initialize new fields.
1616 (Incremental_inputs::report_inputs): New method.
1617 (Incremental_inputs::report_achive): New method.
1618 (Incremental_inputs::report_object): New method.
1619 (Incremental_inputs::report_script): New method.
1620 (Incremental_inputs::finalize_inputs): New method.
1621 (Incremental_inputs::Input_info): New struct.
1622 (Incremental_inputs::Input_info_map): New typedef.
1623 (Incremental_inputs::lock_): New field.
1624 (Incremental_inputs::Inputs_): New field.
1625 (Incremental_inputs::Inputs_map): New field.
1626 * main.cc (main): Call Incremental_input::report_inputs.
1627 * options.h (Input_argument_list): Typedef moved from
1629 (Input_file_group::Files): Remove, use ::Input_argument_list.
1630 (Input_file_group::Input_argument_list): Remove, use
1631 ::Input_argument_list.
1632 * plugin.cc (Plugin_manager::add_input_file): Add error in
1634 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1636 * script.cc (read_input_script): Call
1637 Incremental_input::report_script.
1638 * script.h (Script_info): New class.
1640 2009-04-27 Ian Lance Taylor <iant@google.com>
1642 * x86_64.cc (do_adjust_output_section): Set entsize to
1645 2009-04-23 Elliott Hughes <enh@google.com>
1647 * output.cc (Output_file::close): After short writes, continue
1648 writing from the correct offset in the buffer being written.
1650 2009-04-23 Chris Demetriou <cgd@google.com>
1652 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1653 * configure: Regenerate.
1654 * config.in: Regenerate.
1655 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1656 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1658 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1660 * incremental.cc (Incremental_inputs_header_data): Renamed from
1661 Incremental_input_header_data.
1662 (Incremental_inputs_header_data::data_size): New field.
1663 (Incremental_inputs_header_data::put_input_file_count): Renamed
1664 from input_file_count.
1665 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1666 from command_line_offset.
1667 (Incremental_inputs_header_data::put_reserved): Renamed from
1669 (Incremental_inputs_entry_data): Renamed from
1670 Incremental_input_entry_data.
1671 (Incremental_inputs_entry_data::data_size): New field.
1672 (Incremental_inputs::report_command_line): New method.
1673 (Incremental_inputs::finalize): New method.
1674 (Incremental_inputs::create_incremental_inputs_data): New method.
1675 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1676 * incremental.h: New file.
1677 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1678 (Layout::finalize): Create incremental inputs section in
1680 (Layout::create_incremental_info_sections): New method.
1681 * layout.h (Layout::incremental_inputs): New method.
1682 (Layout::create_incremental_info_sections): New method.
1683 (Layout::incremental_inputs_): New field.
1684 * main.cc (main): Notify Incremental_input of the command line.
1686 2009-04-01 Ian Lance Taylor <iant@google.com>
1687 Mikolaj Zalewski <mikolajz@google.com>
1689 * gold.h (reserve_unordered_map): Define, three versions, one for
1690 each version of Unordered_map.
1691 * layout.cc (Layout::Layout): Remove options parameter. Add
1692 number_of_input_files parameter. Don't initialize options_.
1693 Initialize number_of_input_files_ and resized_signatures_. Move
1694 sections_are_attached_.
1695 (Layout::layout_group): Reserve space for group_signatures_.
1696 (Layout::find_or_add_kept_section): Change name parameter to be a
1697 reference. Resize signatures_ map when it gets large enough.
1698 (Layout::layout_eh_frame): Use parameters->options() instead of
1700 (Layout::make_output_section): Likewise.
1701 (Layout::attach_allocated_section_to_segment): Likewise.
1702 (Layout::finalize, Layout::create_executable_stack): Likewise.
1703 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1704 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1705 * layout.h (class Layout): Update declarations. Remove options_
1706 field. Add number_of_input_files_ and resized_signatures_
1707 fields. Move sections_are_attached_ field.
1708 * main.cc (main): Pass number of input files to Layout
1709 constructor. Don't pass options.
1711 2009-03-30 Ian Lance Taylor <iant@google.com>
1713 * ffsll.c (ffsll): Correct implementation.
1715 2009-03-27 Ian Lance Taylor <iant@google.com>
1717 * ffsll.c: New file.
1718 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1719 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1720 * ftruncate.c (ftruncate): Declare before definition.
1721 * mremap.c (mremap): Likewise.
1722 * pread.c (pread): Likewise.
1723 * configure, Makefile.in, config.in: Rebuild.
1725 * mremap.c: New file.
1726 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1727 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1728 (mremap): Declare if HAVE_MREMAP is not defined.
1729 * configure, Makefile.in, config.in: Rebuild.
1731 2009-03-27 Cary Coutant <ccoutant@google.com>
1733 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1734 position independent.
1735 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1736 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1738 2009-03-24 Cary Coutant <ccoutant@google.com>
1740 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1742 (needs_dynamic_reloc): Likewise.
1744 2009-03-24 Ian Lance Taylor <iant@google.com>
1746 * yyscript.y (file_cmd): Recognize EXTERN.
1747 (extern_name_list, extern_name_list_body): New nonterminals.
1748 * script.cc (script_add_extern): Define.
1749 * script-c.h (script_add_extern): Declare.
1751 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1753 * object.cc (is_elf_object): Define.
1754 * object.h (is_elf_object): Declare.
1755 * archive.cc (Archive::get_elf_object_for_member): Call
1757 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1759 2009-03-24 Elliott Hughes <enh@google.com>
1761 * output.cc (Output_file::map_anonymous): Define.
1762 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1763 try an anonymous one. Report the size if the mmap fails.
1764 * output.h (class Output_file): Declare map_anonymous.
1766 2009-03-24 Ian Lance Taylor <iant@google.com>
1768 * target-select.cc (instantiate_target): Don't acquire the lock if
1769 the instantiated_target_ field has already been set.
1771 2009-03-23 Ian Lance Taylor <iant@google.com>
1773 * gold-threads.h (class Initialize_lock): Define.
1774 * gold-threads.cc (class Initialize_lock_once): Define.
1775 (initialize_lock_control): New static variable.
1776 (initialize_lock_pointer): New static variable.
1777 (initialize_lock_once): New static function.
1778 (Initialize_lock::Initialize_lock): Define.
1779 (Initialize_lock::initialize): Define.
1780 * target-select.h: Include "gold-threads.h".
1781 (class Target_selector): Add lock_ and initialize_lock_ fields.
1782 Don't define instantiate_target, just declare it.
1783 * target-select.cc (Target_selector::Target_selector): Initialize
1785 (Target_selector::instantiate_target): Define.
1786 * descriptors.h: Include "gold-threads.h".
1787 (class Descriptors): Add initialize_lock_ field.
1788 * descriptors.cc (Descriptors::Descriptors): Initialize new
1790 (Descriptors::open): Use initialize_lock_ field
1791 * errors.h (class Errors): Add initialize_lock_ field.
1792 * errors.cc (Errors::Errors): Initialize new field.
1793 (Errors::initialize_lock): Use initialize_lock_ field.
1794 * powerpc.cc (class Target_selector_powerpc): Remove
1795 instantiated_target_ field. In do_recognize call
1796 instantiate_target rather than do_instantiate_target. In
1797 do_instantiate_target just allocate a new target.
1798 * sparc.cc (class Target_selector_sparc): Likewise.
1800 * freebsd.h: New file.
1801 * i386.cc: Include "freebsd.h".
1802 (Target_i386): Derive from Target_freebsd rather than
1804 (Target_selector_i386): Derive from Target_selector_freebsd rather
1805 than Target_selector.
1806 * x86_64.cc: Include "freebsd.h".
1807 (Target_x86_64): Derive from Target_freebsd rather than
1809 (Target_selector_x86_64): Derive from Target_selector_freebsd
1810 rather than Target_selector.
1811 * target.h (class Target): Add adjust_elf_header and
1812 do_adjust_elf_header.
1813 * output.cc (Output_file_header:: do_sized_write): Call target
1814 adjust_elf_header routine.
1815 * configure.tgt: Set targ_osabi.
1816 * configure.ac: Define GOLD_DEFAULT_OSABI.
1817 * parameters.cc (Parameters::default_target): Pass
1818 GOLD_DEFAULT_OSABI to select_target.
1819 * target-select.h (class Target_selector): Make instantiate_target
1820 protected rather than private.
1821 * Makefile.am (HFILES): Add freebsd.h.
1822 * configure, Makefile.in, config.in: Rebuild.
1824 * merge.cc (do_add_input_section): Correct pend value. Change
1825 message about last entry not being null terminated from error to
1828 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1830 * incremental.cc: New file.
1831 * Makefile.am (CCFILES): Add incremental.cc.
1832 * Makefile.in: Rebuild.
1834 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1836 * layout.cc (Layout::output_section_name): Preserve names
1837 of '.note.' sections.
1839 2009-03-19 Ian Lance Taylor <iant@google.com>
1841 * descriptors.cc (Descriptors::open): Check that the options are
1842 valid before using them.
1844 2009-03-18 Ian Lance Taylor <iant@google.com>
1846 * script-sections.h: Include <list>.
1847 (class Script_sections): Change Sections_elements from std::vector
1848 to std::list. Typedef public Elements_iterator. Add
1849 orphan_section_placement_, data_segment_align_start_, and
1850 saw_data_segment_align_ fields. Remove data_segment_align_index_
1852 * script-sections.cc (class Orphan_section_placement): New class.
1853 (class Sections_element): Add virtual functions is_relro and
1854 orphan_section_init. Remove virtual function place_orphan_here.
1855 (class Output_section_definition): Add is_relro and
1856 orphan_section_init. Remove place_orphan_here.
1857 (class Orphan_output_section): Likewise.
1858 (Script_sections::Script_sections): Update for field changes.
1859 (Script_sections::data_segment_align): Set saw_data_segment_align_
1860 and data_segment_align_start_, not data_segment_align_index.
1861 (Script_sections::data_segment_relro_end): Check
1862 saw_data_segment_align_. Use data_segment_align_start_ rather
1863 than data_segment_align_index_.
1864 (Script_sections::place_orphan): Rewrite to use
1865 Orphan_section_placement.
1867 2009-03-17 Ian Lance Taylor <iant@google.com>
1869 * archive.cc (Archive::add_symbols): Check for a version attached
1870 to the symbol name in the archive map.
1871 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1872 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1873 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1874 (ver_test_11.a): New target.
1875 * testsuite/Makefile.in: Rebuild.
1877 * configure.ac: Check for chsize and posix_fallocate. Replace
1879 * ftruncate.c: New file, from gnulib.
1880 * output.cc (posix_fallocate): Define dummy version if not
1881 HAVE_POSIX_FALLOCATE.
1882 (Output_file::map): Call posix_fallocate rather than lseek and
1884 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1885 * configure, Makefile.in, config.in: Rebuild.
1887 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1889 * layout.h (Layout::create_note): Add section_name parameter.
1890 * layout.cc (Layout::create_note): Likewise.
1891 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1893 2009-03-17 Ian Lance Taylor <iant@google.com>
1895 * descriptors.cc: Include "options.h".
1896 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1897 (Descriptors::open): Always use O_CLOEXEC when opening a new
1898 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1899 then set FD_CLOEXEC.
1901 * sparc.cc (class Target_sparc): Add has_got_section.
1902 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1903 make sure we have a GOT section.
1905 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1906 (Target_sparc::Scan::local): Likewise.
1907 (Target_sparc::Scan::global): Likewise.
1908 (Target_sparc::Relocate::relocate): Likewise.
1909 (Target_sparc::Relocate::relocate_tls): Likewise.
1911 * symtab.cc (Symbol_table::define_default_version): New function,
1912 broken out of add_from_object.
1913 (Symbol_table::add_from_object): Call define_default_version.
1914 (Symbol_table::define_special_symbol): Add resolve_oldsym
1915 parameter. Change all callers. If the version for a symbol comes
1916 from a version script, resolve it with the symbol with the same
1917 name with no version. Also add the symbol without a version if
1919 (do_define_in_output_data): If resolving with oldsym, don't delete
1921 (do_define_in_output_segment): Likewise.
1922 (do_define_as_constant): Likewise.
1923 * symtab.h (class Symbol_table): Update declarations.
1925 2009-03-13 Ian Lance Taylor <iant@google.com>
1927 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1928 (Read_symbols::requeue): New function.
1929 (Read_symbols::do_read_symbols): If make_elf_object fails because
1930 the target type is not configured, and the file was searched for,
1931 issue a warning and retry with the next directory.
1932 (Add_symbols::run): If the file has an incompatible format, and
1933 it was searched for, requeue the Read_symbols task. On error,
1935 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1936 dirindex parameter to constructor. Change all callers. Declare
1937 incompatible_warning and requeue.
1938 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1939 input_argument_ and input_group_ fields. Add them to
1940 constructor. Change all callers.
1941 (class Read_script): Add dirindex_ field. Add it to constructor.
1943 * archive.cc (Archive::setup): Remove input_objects parameter.
1945 (Archive::get_file_and_offset): Likewise.
1946 (Archive::read_all_symbols): Likewise.
1947 (Archive::read_symbols): Likewise.
1948 (Archive::get_elf_object_for_member): Remove input_objects
1949 parameter. Add punconfigured parameter. Change all callers.
1950 (Archive::add_symbols): Change return type to bool. Check return
1951 value of include_member.
1952 (Archive::include_all_members): Likewise.
1953 (Archive::include_member): Change return type to bool. Return
1954 false if first included object has incompatible target. Set
1955 included_member_ field.
1956 (Add_archive_symbols::run): If add_symbols returns false, requeue
1958 * archive.h (class Archive): Add included_member_ field.
1959 Initialize it in constructor. Add input_file and searched_for
1960 methods. Update declarations.
1961 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1962 input_argument_ fields. Add them to constructor. Change all
1964 * script.cc: Include "target-select.h".
1965 (class Parser_closure): Add skip_on_incompatible_target_ and
1966 found_incompatible_target_ fields. Add
1967 skip_on_incompatible_target parameter to constructor. Change all
1968 callers. Add methods skip_on_incompatible_target,
1969 clear_skip_on_incompatible_target, found_incompatible_target, and
1970 set_found_incompatible_target.
1971 (read_input_script): Add dirindex parameter. Change all callers.
1972 If parser finds an incompatible target, requeue Read_symbols
1974 (script_set_symbol): Clear skip_on_incompatible_target in
1976 (script_add_assertion, script_parse_option): Likewise.
1977 (script_start_sections, script_add_phdr): Likewise.
1978 (script_check_output_format): New function.
1979 * script.h (read_input_script): Update declaration.
1980 * script-c.h (script_check_output_format): Declare.
1981 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1982 (ignore_cmd): Remove OUTPUT_FORMAT.
1983 * fileread.cc (Input_file::Input_file): Add explicit this.
1984 (Input_file::will_search_for): New function.
1985 (Input_file::open): Add pindex parameter. Change all callers.
1986 * fileread.h (class Input_file): Add input_file_argument method.
1987 Declare will_search_for. Update declarations.
1988 * object.cc (make_elf_object): Add punconfigured parameter.
1990 * object.h (class Object): Make input_file public. Add
1991 searched_for method.
1992 (make_elf_object): Update declaration.
1993 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1995 * dirsearch.h (class Dirsearch): Update declaration.
1996 * options.h (class General_options): Add --warn-search-mismatch.
1997 * parameters.cc (Parameters::is_compatible_target): New function.
1998 * parameters.h (class Parameters): Declare is_compatible_target.
1999 * workqueue.cc (Workqueue::add_blocker): New function.
2000 * workqueue.h (class Workqueue): Declare add_blocker.
2002 * fileread.cc (Input_file::open): Remove options parameter.
2004 (Input_file::open_binary): Likewise.
2005 * script.cc (read_input_script): Likewise.
2006 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2007 options parameter from constructor. Change all callers.
2008 (class Read_script): Likewise.
2009 * fileread.h (class Input_file): Update declarations.
2010 * script.h (read_input_script): Update declaration.
2012 2009-03-10 Nick Clifton <nickc@redhat.com>
2014 * po/es.po: New Spanish translation.
2016 2009-03-06 Cary Coutant <ccoutant@google.com>
2018 * options.cc (parse_short_option): Keep dash_z from registering itself.
2020 2009-03-03 Ian Lance Taylor <iant@google.com>
2023 * target-reloc.h (relocate_section): Pass output_section to
2025 * i386.cc (Target_i386::should_apply_static_reloc): Add
2026 output_section parameter. Change all callers.
2027 (Target_i386::Relocate::relocate): Add output_section parameter.
2028 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2029 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2030 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2031 * testsuite/two_file_shared.sh: New script.
2032 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2033 (check_DATA): Add two_file_shared.dbg.
2034 (two_file_shared.dbg): New target.
2035 * testsuite/Makefile.in: Rebuild.
2037 2009-03-01 Ian Lance Taylor <iant@google.com>
2039 * configure.ac: Check for byteswap.h.
2040 * configure: Rebuild.
2041 * config.in: Rebuild.
2043 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2045 * layout.cc (Layout::find_or_add_kept_section): New function.
2046 (Layout::add_comdat): Removed.
2047 * layout.h (struct Kept_section): Move out of class Layout.
2048 Remove trailing underscores from field names. Add group_sections
2049 field. Rename group_ field to is_group. Change all uses.
2050 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2051 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2052 comdat_groups_ field.
2053 (Sized_relobj::include_section_group): Use
2054 find_or_add_kept_section and Kept_section::group_sections.
2055 (Sized_relobj::include_linkonce_section): Likewise.
2056 * object.cc (class Sized_relobj): Don't define Comdat_group or
2057 Comdat_group_table. Remove find_comdat_group and
2058 add_comdat_group. Remove comdat_groups_ field.
2059 * plugin.cc (include_comdat_group): Use
2060 Layout::find_or_add_kept_section.
2062 2009-02-28 Ian Lance Taylor <iant@google.com>
2064 * README: --gc-sections and map files are now supported. Document
2065 some build requirements.
2068 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2069 relocatable link set the value of the section symbol to zero.
2070 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2071 relocatable link don't include the section address in the local
2074 2009-02-27 Ian Lance Taylor <iant@google.com>
2077 * options.h (class Search_directory): Add is_system_directory.
2078 (class General_options): Declare is_in_system_directory.
2079 * options.cc (get_relative_sysroot): Make static.
2080 (get_default_sysroot): Make static.
2081 (General_optoins::is_in_system_directory): New function.
2082 * fileread.cc (Input_file::is_in_system_directory): New function.
2083 * fileread.h (class Input_file): Declare is_in_system_directory.
2084 * object.h (class Object): Add is_in_system_directory.
2085 (class Input_objects): Remove system_library_directory_ field.
2086 * object.cc (Input_objects::add_object): Don't set
2087 system_library_directory_.
2088 (input_objects::found_in_system_library_directory): Remove.
2089 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2090 parameter. Change all callers.
2091 (Symbol_table::sized_write_globals): Likewise.
2092 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2093 Call Object::is_in_system_directory.
2094 * symtab.h (class Symbol_table): Update declarations.
2097 * descriptors.h (Open_descriptor): Add is_on_stack field.
2098 * descriptors.cc (Descriptors::open): If the descriptor is on the
2099 top of the stack, remove it. Initialize is_on_stack field.
2100 (Descriptors::release): Only add pod to stack if it is not on the
2102 (Descriptors::close_some_descriptor): Clear stack_next and
2106 * output.cc (Output_section::find_starting_output_address): Rename
2107 from starting_output_address; add PADDR parameter; change return
2109 * output.h (class Output_section): Declare
2110 find_starting_output_address instead of starting_output_address.
2111 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2112 section symbol for which we can't find a merge section.
2115 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2116 hidden or internal, force the symbol to be local.
2117 * resolve.cc (Symbol::override_visibility): Define.
2118 (Symbol::override_base): Use override_visibility.
2119 (Symbol_table::resolve): Likewise.
2120 (Symbol::override_base_with_special): Likewise.
2121 (Symbol_table::override_with_special): If the visibility is hidden
2122 or internal, force the symbol to be local.
2123 * symtab.h (class Symbol): Add set_visibility and
2124 override_visibility.
2125 * testsuite/ver_test_1.sh: New file.
2126 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2127 (check_DATA): Add ver_test_1.syms.
2128 (ver_test_1.syms): New target.
2129 * testsuite/Makefile.in: Rebuild.
2131 2009-02-25 Cary Coutant <ccoutant@google.com>
2133 * layout.cc (Layout::choose_output_section): Don't rename sections
2134 when using a linker script that has a SECTIONS clause.
2135 * Makefile.in: Regenerate.
2137 * testsuite/Makefile.am (script_test_5.sh): New test case.
2138 * testsuite/Makefile.in: Regenerate.
2139 * testsuite/script_test_5.cc: New file.
2140 * testsuite/script_test_5.sh: New file.
2141 * testsuite/script_test_5.t: New file.
2143 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2145 * archive.cc (Archive::include_member): Update calls to add_symbols.
2146 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2147 the Layout argument.
2148 * dynobj.h (do_add_symbols): Add the Layout argument.
2149 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2151 * object.h (Object::add_symbols): Add the Layout argument.
2152 (Object::do_add_symbols): Add the Layout argument.
2153 (Sized_relobj::do_add_symbols): Add the Layout argument.
2154 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2155 Unify the two versions.
2156 (Add_plugin_symbols): Remove.
2157 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2158 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2159 (Add_plugin_symbols): Remove.
2160 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2161 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2162 (Add_symbols::run): Make it work with Pulginobj.
2164 2009-02-06 Ian Lance Taylor <iant@google.com>
2166 * object.cc (Sized_relobj::do_layout): Make info message start
2167 with lower case letter.
2169 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2171 * binary.cc: Fix file comment.
2173 * options.h (enum Incremental_disposition): Define.
2174 (class General_options): Add new options: --incremental,
2175 --incremental_changed, --incremental_unchanged,
2176 --incremental_unknown. Add incremental_disposition_ and
2177 implicit_incremental_ fields.
2178 (General_options::incremental_disposition): New function.
2179 (class Position_dependent_options): Add incremental_disposition
2181 (Position_dependent_options::copy_from_options): Set incremental
2183 * options.cc (General_options::parse_incremental_changed): New
2185 (General_options::parse_incremental_unchanged): New function.
2186 (General_options::parse_incremental_unknown): New function.
2187 (General_options::General_options): Initialize new fields
2188 incremental_disposition_ and implicit_incremental_.
2189 (General_options::finalize): Check for uasge of --incremental-*
2190 without --incremental.
2192 2009-02-06 Chris Demetriou <cgd@google.com>
2194 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2195 pointer and to report location as the file name associated with
2197 (gold_undefined_symbol_at_location): New function to replace the
2198 old gold_undefined_symbol functionality.
2199 * target-reloc.h (relocate_section): Update to use
2200 gold_undefined_symbol_at_location.
2201 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2202 Call gold_undefined_symbol function rather than gold_error.
2203 * errors.h (Errors::undefined_symbol): Take location as a
2204 string, rather than calculating it from a relocation.
2205 * errors.cc (Errors::fatal): Print "fatal error:" before the
2207 (Errors::error, Errors::error_at_location): Print "error: "
2208 before the formatted message.
2209 (Errors::undefined_symbol): Take location as a string, rather
2210 than calculating it from a relocation.
2211 (gold_undefined_symbol_at_location): New function akin to
2212 old gold_undefined_symbol, calculates location from relocation.
2213 (gold_undefined_symbol): Change to take only a Symbol pointer
2214 and to report location as the file name associated with the symbol.
2215 * testsuite/debug_msg.sh: Update for changed error messages.
2216 * testsuite/undef_symbol.sh: Likewise.
2218 2009-02-04 Duncan Sands <baldrick@free.fr>
2221 * reduced_debug_output.h
2222 (Output_reduced_debug_abbrev_section::failed): Use format for
2224 (Output_reduced_debug_info_section::faild): Likewise.
2226 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2228 * script.cc (Lazy_demangler): New class.
2229 (Version_script_info::get_symbol_version_helper): Demangle a
2232 2009-01-29 Cary Coutant <ccoutant@google.com>
2234 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2236 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2238 2009-01-28 Ian Lance Taylor <iant@google.com>
2240 * version.cc (version_string): Bump to 1.9.
2242 * gold.h: Include <cstring> and <stdint.h>.
2243 * version.cc: Include <cstdio>.
2244 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2246 * reduced_debug_output.cc (insert_into_vector): Rename from
2247 Insert_into_vector; change all callers. Use Swap_unaligned to
2248 avoid aliasing issue; remove union since it is unnecessary.
2250 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2252 * Makefile.am (CCFILES): Add gc.cc.
2254 * Makefile.in: Regenerate.
2255 * gold.cc (Gc_runner): New class.
2256 (queue_initial_tasks): Call garbage collection related tasks
2257 when corresponding options are invoked.
2258 (queue_middle_gc_tasks): New function.
2259 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2260 processed early before laying out sections during garbage collection.
2261 * gold.h (queue_middle_gc_tasks): New function.
2262 (is_prefix_of): Move from "layout.cc".
2263 * i386.cc (Target_i386::gc_process_relocs): New function.
2264 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2265 * main.cc (main): Create object of class "Garbage_collection".
2266 * object.cc (Relobj::copy_symbols_data): New function.
2267 (Relobj::is_section_name_included): New function.
2268 (Sized_relobj::do_layout): Allow this function to be called twice
2269 during garbage collection and defer layout of section during the
2271 * object.h (Relobj::get_symbols_data): New function.
2272 (Relobj::is_section_name_included): New function.
2273 (Relobj::copy_symbols_data): New function.
2274 (Relobj::set_symbols_data): New function.
2275 (Relobj::get_relocs_data): New function.
2276 (Relobj::set_relocs_data): New function.
2277 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2278 (Relobj::gc_process_relocs): New function.
2279 (Relobj::do_gc_process_relocs): New pure virtual function.
2280 (Relobj::sd_): New data member.
2281 (Sized_relobj::is_output_section_offset_invalid): New function.
2282 (Sized_relobj::do_gc_process_relocs): New function.
2283 * options.h (General_options::gc_sections): Modify to not be a no-op.
2284 (General_options::print_gc_sections): New option.
2285 * plugin.cc (Plugin_finish::run): Remove function call to
2286 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2287 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2288 * reloc.cc (Read_relocs::run): Add task to process relocs and
2289 determine unreferenced sections when doing garbage collection.
2290 (Gc_process_relocs): New class.
2291 (Sized_relobj::do_gc_process_relocs): New function.
2292 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2293 sections that are garbage collected.
2294 * reloc.h (Gc_process_relocs): New class.
2295 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2296 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2297 symbols whose corresponding sections are garbage collected.
2298 (Symbol_table::Symbol_table): Add new parameter for the garbage
2300 (Symbol_table::gc_mark_undef_symbols): New function.
2301 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2302 (Symbol_table::gc_mark_dyn_syms): New function.
2303 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2305 (Symbol_table::add_from_object): Likewise.
2306 (Symbol_table::add_from_relobj): When building shared objects, do not
2307 treat externally visible symbols as garbage.
2308 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2309 table information for static and relocatable links.
2310 * symtab.h (Symbol_table::set_gc): New function.
2311 (Symbol_table::gc): New function.
2312 (Symbol_table::gc_mark_undef_symbols): New function.
2313 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2314 (Symbol_table::gc_mark_dyn_syms): New function.
2315 (Symbol_table::gc_): New data member.
2316 * target.h (Sized_target::gc_process_relocs): New pure virtual
2318 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2319 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2321 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2323 * options.h (General_options::gc_sections): Define as a no-op for now.
2324 (General_options::no_keep_memory): Ditto.
2325 (General_options::Bshareable): Define.
2326 * options.cc (General_options::finalize): Honor -Bshareable.
2328 2009-01-20 Andreas Schwab <schwab@suse.de>
2330 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2331 read the value in the contents, since we don't use it. Use the
2332 template endianness when writing.
2333 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2335 2009-01-19 Andreas Schwab <schwab@suse.de>
2337 * configure.tgt (powerpc64-*): Fix targ_obj.
2339 2009-01-15 Ian Lance Taylor <iant@google.com>
2341 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2342 local symbols when stripping all symbols.
2344 2009-01-14 Cary Coutant <ccoutant@google.com>
2346 * output.cc (Output_reloc): Add explicit instantiations.
2348 2009-01-14 Cary Coutant <ccoutant@google.com>
2350 * archive.cc (Archive::get_elf_object_for_member): Remove call
2351 to File_read::claim_for_plugin.
2352 * descriptors.cc (Descriptors::open): Remove reference to
2354 (Descriptors::claim_for_plugin): Remove.
2355 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2356 (Descriptors::is_claimed): Remove.
2357 (claim_descriptor_for_plugin): Remove.
2358 * fileread.cc (File_read::claim_for_plugin): Remove.
2359 * fileread.h (File_read::claim_for_plugin): Remove.
2360 (File_read::descriptor): Reopen descriptor if necessary.
2361 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2362 (Plugin_manager::all_symbols_read): Add task parameter. Change
2364 (Plugin_manager::get_input_file): New function.
2365 (Plugin_manager::release_input_file): New function.
2366 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2367 corresponding data member.
2368 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2369 and pass to base constructor. Change all callers.
2370 (get_input_file, release_input_file): New functions.
2371 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2372 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2373 (Plugin_manager::all_symbols_read): Add task parameter.
2374 (Plugin_manager::get_input_file): New function.
2375 (Plugin_manager::release_input_file): New function.
2376 (Plugin_manager::task_): New data member.
2377 (Pluginobj::Pluginobj): Add filesize parameter.
2378 (Pluginobj::filename): New function.
2379 (Pluginobj::descriptor): New function.
2380 (Pluginobj::filesize): New function.
2381 (Pluginobj::filesize_): New data member.
2382 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2383 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2384 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2386 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2387 with archive libraries.
2388 * testsuite/Makefile.in: Regenerate.
2389 * testsuite/plugin_test.c (struct sym_info): New type.
2390 (get_input_file, release_input_file): New static variables.
2391 (onload): Capture new transfer vector entries.
2392 (claim_file_hook): Stop reading at end of file according to filesize.
2393 Factor out parsing of readelf output into separate function.
2394 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2395 APIs and get the source file name from the symbol table. Convert
2396 source file name to corresponding object file name. Print info
2397 message when adding new input files.
2398 (parse_readelf_line): New function.
2399 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2400 * testsuite/plugin_test_2.sh: Likewise.
2401 * testsuite/plugin_test_3.sh: Likewise.
2402 * testsuite/plugin_test_4.sh: New test case.
2404 2009-01-07 Ian Lance Taylor <iant@google.com>
2406 * version.cc (version_string): Bump to 1.8.
2408 2008-12-23 Cary Coutant <ccoutant@google.com>
2410 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2411 * plugin.cc (Plugin_manager::finish): Rename as
2412 layout_deferred_objects. Move cleanup to separate function.
2413 (Plugin_manager::cleanup): New function.
2414 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2416 * plugin.h (Plugin_manager::finish): Rename as
2417 layout_deferred_objects.
2418 (Plugin_manager::cleanup): New function.
2419 (Plugin_manager::cleanup_done): New field.
2421 2008-12-23 Cary Coutant <ccoutant@google.com>
2423 * plugin.cc (is_visible_from_outside): New function.
2424 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2425 so we don't return "IR only" status for exported symbols or -r links.
2427 * testsuite/Makefile.am (plugin_test_3): New test case.
2428 * testsuite/Makefile.in: Regenerate.
2429 * testsuite/plugin_test_3.sh: New file.
2431 2008-12-22 Cary Coutant <ccoutant@google.com>
2433 * object.cc (Sized_relobj::layout_section): New function.
2434 (Sized_relobj::do_layout): Defer layout of input sections until after
2435 plugin has provided replacement files.
2436 (Sized_relobj::do_layout_deferred_sections): New function.
2437 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2438 (Relobj::layout_deferred_sections): New function.
2439 (Relobj::do_layout_deferred_sections): New function.
2440 (Sized_relobj::do_layout_deferred_sections): New function.
2441 (Sized_relobj::layout_section): New function.
2442 (Sized_relobj::Deferred_layout): New structure.
2443 (Sized_relobj::deferred_layout_): New field.
2444 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2445 Change all callers. Layout deferred sections.
2446 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2448 (Plugin_hook::run): Move code from do_plugin_hook inline.
2449 (Plugin_hook::do_plugin_hook): Remove.
2450 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2451 (Plugin_manager::finish): Renamed, was cleanup.
2452 (Plugin_manager::should_defer_layout): New function.
2453 (Plugin_manager::add_deferred_layout_object): New function.
2454 (Plugin_manager::Deferred_layout_list): New type.
2455 (Plugin_manager::deferred_layout_objects_): New field.
2456 (Plugin_hook::do_plugin_hook): Remove.
2458 2008-12-17 Ian Lance Taylor <iant@google.com>
2460 * options.h (class General_options): Add --no case for
2463 2008-12-16 Cary Coutant <ccoutant@google.com>
2465 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2467 (Plugin_manager::claim_file): Create plugin object even if
2468 plugin did not call the add_symbols callback.
2469 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2470 asking for more symbols than were added.
2471 * testsuite/Makefile.am (plugin_test_1): Add test case with
2473 (empty.syms): New target.
2474 * testsuite/Makefile.in: Regenerate.
2475 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2476 message. Don't call add_symbols if no globals.
2477 (all_symbols_read_hook): Don't provide replacement for empty
2480 2008-12-12 Ian Lance Taylor <iant@google.com>
2482 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2483 r_type == 0 for a local symbol with r_sym == 0.
2484 (scan_relocatable_relocs): Pass r_sym to
2485 local_non_section_strategy.
2486 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2489 * configure.ac: Update test for TLS descriptors: they are
2490 supported as of glibc 2.9.
2491 * configure: Rebuild.
2493 2008-12-11 Ian Lance Taylor <iant@google.com>
2496 * target-reloc.h (Default_scan_relocatable_relocs): For each
2497 function, map r_type == 0 to RELOC_DISCARD.
2499 2008-12-10 Cary Coutant <ccoutant@google.com>
2501 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2502 object to override a kept COMDAT group from a plugin object.
2504 2008-12-09 Ian Lance Taylor <iant@google.com>
2507 * yyscript.y (file_cmd): Handle INPUT.
2509 * testsuite/initpri1.c: Change all declarations to be full
2510 prototypes by adding void, to avoid compiler warnings.
2512 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2514 * options.cc (General_options::parse_plugin_opt): New.
2515 (General_options::add_plugin): The argument now is just the filename.
2516 (General_options::add_plugin_option): New.
2517 * options.h (plugin_opt): New.
2518 (add_plugin): Change argument name.
2519 (add_plugin_option): New.
2520 * plugin.cc (Plugin::load): Don't parse the plugin option.
2521 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2522 (Plugin::add_option): New.
2523 (Plugin::args_): Change type.
2524 (Plugin::filename_): New.
2525 (Plugin_manager::add_plugin_option): New.
2526 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2527 * testsuite/Makefile.in: Regenerate.
2529 2008-12-05 Cary Coutant <ccoutant@google.com>
2531 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2532 Handle --strip-lto-sections option.
2533 * options.h (strip_lto_sections): New option.
2535 2008-12-01 Cary Coutant <ccoutant@google.com>
2537 * plugin.cc (ld_plugin_message): Change format parameter to const.
2538 Fix mismatch between new[] and delete.
2540 2008-11-14 Cary Coutant <ccoutant@google.com>
2542 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2545 2008-11-05 Craig Silverstein <csilvers@google.com>
2547 * options.cc (General_options::parse_dynamic_list): New function.
2548 * options.h (General_options): New flags dynamic_list,
2549 dynamic_list_data, dynamic_list_cpp_new, and
2550 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2551 (General_options::in_dynamic_list): New function.
2552 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2553 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2554 (Lex::can_continue_name): Likewise.
2556 (read_script_file): New parameter script_options.
2557 (read_dynamic_list): New function.
2558 (Script_options::define_dynamic_list): New function.
2559 (dynamic_list_keyword_parsecodes): New variable.
2560 (dynamic_list_keywords): New variable.
2561 * script.h (Script_options::define_dynamic_list): New function
2563 (read_dynamic_list): New function prototype.
2564 * symtab.cc (strprefix): New macro.
2565 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2566 dynamic_list_data, dynamic_list_cpp_new, and
2567 dynamic_list_cpp_typeinfo.
2568 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2569 (dynamic_list_expr): New rule.
2570 (dynamic_list_nodes): Likewise.
2571 (dynamic_list_node): Likewise.
2572 * testsuite/Makefile.am (dynamic_list): New test.
2573 * testsuite/Makefile.in: Regenerated.
2574 * testsuite/dynamic_list.t: New file.
2575 * testsuite/dynamic_list.sh: New file.
2577 2008-11-05 Craig Silverstein <csilvers@google.com>
2579 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2580 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2581 (t11_last): Likewise.
2582 * testsuite/ver_test_6.c (main): Likewise.
2584 2008-10-07 Cary Coutant <ccoutant@google.com>
2586 * options.c (General_options::finalize): Add check for -static and
2588 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2591 2008-10-02 Cary Coutant <ccoutant@google.com>
2593 * plugin.cc (make_sized_plugin_object): Fix conditional
2594 compilation to work when not all targets are enabled.
2596 2008-09-29 Cary Coutant <ccoutant@google.com>
2598 * archive.cc (Archive::get_file_and_offset): Use filename instead
2599 of name to get library path.
2600 (Archive::include_member): Unlock external member of a thin archive.
2602 * testsuite/Makefile.am (TEST_AR): New variable.
2603 (thin_archive_test_1): New test.
2604 (thin_archive_test_2): New test.
2605 * testsuite/Makefile.in: Regenerate.
2606 * testsuite/thin_archive_main.cc: New file.
2607 * testsuite/thin_archive_test_1.cc: New file.
2608 * testsuite/thin_archive_test_2.cc: New file.
2609 * testsuite/thin_archive_test_3.cc: New file.
2610 * testsuite/thin_archive_test_4.cc: New file.
2612 2008-09-29 Cary Coutant <ccoutant@google.com>
2614 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2615 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2617 (Sized_relobj::do_finalize_local_symbols): Likewise.
2618 (Sized_relobj::map_to_kept_section): Likewise.
2619 * object.h (Sized_relobj::invalid_address): New constant.
2620 (Sized_relobj::do_output_section_offset): Check for invalid_address
2622 * output.cc (Output_reloc::local_section_offset): Use constant
2623 invalid_address instead of -1U.
2624 (Output_reloc::get_address): Likewise.
2625 (Output_section::output_address): Change -1U to -1ULL.
2626 * output.h (Output_reloc::invalid_address): New constant.
2627 * reloc.cc (Sized_relobj::write_sections): Use constant
2628 invalid_address instead of -1U.
2629 (Sized_relobj::relocate_sections): Likewise.
2630 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2631 values for merge sections.
2632 * target-reloc.h (relocate_for_relocatable): Use constant
2633 invalid_address instead of -1U.
2635 2008-09-19 Cary Coutant <ccoutant@google.com>
2637 Add plugin functionality for link-time optimization (LTO).
2638 * configure.ac (plugins): Add --enable-plugins option.
2639 * configure: Regenerate.
2640 * config.in: Regenerate.
2641 * Makefile.am (LIBDL): New variable.
2642 (CCFILES): Add plugin.cc.
2643 (HFILES): Add plugin.h.
2644 (ldadd_var): Add LIBDL.
2645 * Makefile.in: Regenerate.
2647 * archive.cc: Include "plugin.h".
2648 (Archive::setup): Don't preread archive symbols when using a plugin.
2649 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2650 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2652 (Archive::include_member): Add symbols from plugin objects.
2653 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2654 * descriptors.cc (Descriptors::open): Check for file descriptors
2655 abandoned by plugins.
2656 (Descriptors::claim_for_plugin): New function.
2657 * descriptors.h (Descriptors::claim_for_plugin): New function.
2658 (Open_descriptor::is_claimed): New field.
2659 (claim_descriptor_for_plugin): New function.
2660 * fileread.cc (File_read::claim_for_plugin): New function.
2661 * fileread.h (File_read::claim_for_plugin): New function.
2662 (File_read::descriptor): New function.
2663 * gold.cc: Include "plugin.h".
2664 (queue_initial_tasks): Add task to call plugin hooks for generating
2666 * main.cc: Include "plugin.h".
2667 (main): Load plugin libraries.
2668 * object.h (Pluginobj): Declare.
2669 (Object::pluginobj): New function.
2670 (Object::do_pluginobj): New function.
2671 (Object::set_target): New function.
2672 * options.cc: Include "plugin.h".
2673 (General_options::parse_plugin): New function.
2674 (General_options::General_options): Initialize plugins_ field.
2675 (General_options::add_plugin): New function.
2676 * options.h (Plugin_manager): Declare.
2677 (General_options): Add --plugin option.
2678 (General_options::has_plugins): New function.
2679 (General_options::plugins): New function.
2680 (General_options::add_plugin): New function.
2681 (General_options::plugins_): New field.
2682 * plugin.cc: New file.
2683 * plugin.h: New file.
2684 * readsyms.cc: Include "plugin.h".
2685 (Read_symbols::do_read_symbols): Check for archive before checking
2686 for ELF file. Call plugin hooks to claim files.
2687 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2688 from a real object file; force override when processing replacement
2690 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2691 (Symbol::init_base_object): Likewise.
2692 (Symbol::init_base_output_data): Likewise.
2693 (Symbol::init_base_output_segment): Likewise.
2694 (Symbol::init_base_constant): Likewise.
2695 (Symbol::init_base_undefined): Likewise.
2696 (Symbol::output_section): Assert that object is not a plugin.
2697 (Symbol_table::add_from_pluginobj): New function.
2698 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2700 (Symbol_table::sized_write_globals): Likewise.
2701 (Symbol_table::add_from_pluginobj): Instantiate template.
2702 * symtab.h (Sized_pluginobj): Declare.
2703 (Symbol::in_real_elf): New function.
2704 (Symbol::set_in_real_elf): New function.
2705 (Symbol::in_real_elf_): New field.
2706 (Symbol_table::add_from_pluginobj): New function.
2708 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2709 (LIBDL): New variable.
2711 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2712 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2713 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2714 (MOSTLYCLEANFILES): Likewise.
2715 * testsuite/Makefile.in: Regenerate.
2716 * testsuite/plugin_test.c: New file.
2717 * testsuite/plugin_test_1.sh: New file.
2718 * testsuite/plugin_test_2.sh: New file.
2720 2008-09-16 Ian Lance Taylor <iant@google.com>
2722 * target-reloc.h (relocate_section): Check whether a symbol is
2723 defined by the ABI before reporting an undefined symbol error.
2724 * target.h (Target::is_defined_by_abi): Make parameter const.
2725 (Target::do_is_defined_by_abi): Likewise.
2726 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2727 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2728 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2729 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2730 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2731 * testsuite/Makefile.in: Rebuild.
2733 * fileread.cc (make_view): Add casts to avoid warning.
2735 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2737 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2738 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2740 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2742 * options.h (General_options::output_is_executable): New.
2743 (General_options::output_is_pie): New.
2744 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2745 for shared libraries.
2746 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2748 2008-09-11 Chris Demetriou <cgd@google.com>
2750 * options.h (origin): New -z option.
2751 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2752 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2755 2008-09-05 Cary Coutant <ccoutant@google.com>
2757 * fileread.cc (File_read::make_view): Add check for attempt to map
2760 2008-09-05 Cary Coutant <ccoutant@google.com>
2762 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2763 explicit instantiations.
2765 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2768 * options.cc (General_options::finalize): Allow undefined symbols
2769 in shlibs if linking -shared.
2772 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2773 symbols as not needing a dynsym entry.
2775 2008-08-20 Craig Silverstein <csilvers@google.com>
2777 * fileread.cc (File_read::open): Do not lock the file unless it
2778 was successfully opened.
2780 2008-08-14 Cary Coutant <ccoutant@google.com>
2782 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2783 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2784 * testsuite/tls_test.cc (struct int128): 128-bit struct
2785 for testing TLS relocs with non-zero addend.
2786 (v12): New TLS variable.
2788 (t_last): Add check for v12.
2789 * testsuite/tls_test.h (t12): New function.
2790 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2792 2008-08-13 Ian Lance Taylor <iant@google.com>
2794 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2795 set tls_segment_ or relro_segment_.
2796 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2798 * output.h (Output_section::clear_is_relro): New function.
2799 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2800 sections specially even when output_data_ is empty.
2801 (Output_segment::maximum_alignment): When first section is relro,
2802 only force alignment for PT_LOAD segments.
2803 * script.cc (script_data_segment_align): New function.
2804 (script_data_segment_relro_end): New function.
2805 * script-c.h (script_data_segment_align): Declare.
2806 (script_data_segment_relro_end): Declare.
2807 * script-sections.h (class Script_sections): Declare
2808 data_segment_align and data_segment_relro_end. Add fields
2809 segment_align_index_ and saw_relro_end_.
2810 * script-sections.cc (class Sections_element): Add set_is_relro
2811 virtual function. Add new bool* parameter to place_orphan_here.
2812 Add get_output_section virtual function.
2813 (class Output_section_definition): Add set_is_relro. Add new
2814 bool* parameter to place_orphan_here. Add get_output_section.
2815 Add is_relro_ field.
2816 (Output_section_definition::Output_section_definition): Initialize
2817 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2818 and is_relro_ fields.
2819 (Output_section_definition::place_orphan_here): Add is_relro
2821 (Output_section_definition::set_section_addresses): Set relro for
2823 (Output_section_definition::alternate_constraint): Likewise.
2824 (class Orphan_output_section): Add new bool* parameter to
2825 place_orphan_here. Add get_output_section.
2826 (Orphan_output_section::place_orphan_here): Add is_relro
2828 (Script_sections::Script_sections): Initialize
2829 data_segment_align_index_ and saw_relro_end_.
2830 (Script_sections::data_segment_align): New function.
2831 (Script_sections::data_segment_relro_end): New function.
2832 (Script_sections::place_orphan): Set or clear is_relro.
2833 (Script_sections::set_section_addresses): Force alignment of first
2835 * yyscript.y (exp): Call script_data_segment_align and
2836 script_data_segment_relro_end.
2837 * testsuite/relro_script_test.t: New file.
2838 * testsuite/relro_test.cc (using_script): Declare.
2839 (t1, t2): Test using_script.
2840 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2841 (relro_script_test_SOURCES): Define.
2842 (relro_script_test_DEPENDENCIES): Define.
2843 (relro_script_test_LDFLAGS): Define.
2844 (relro_script_test_LDADD): Define.
2845 (relro_script_test.so): New target.
2846 * testsuite/Makefile.in: Rebuild.
2848 2008-08-06 Cary Coutant <ccoutant@google.com>
2850 * archive.cc (Archive::total_archives, Archive::total_members)
2851 (Archive::total_members_loaded): New variables.
2852 (Archive::setup): Add parameter. Add option to preread
2854 (Archive::read_armap): Add counter.
2855 (Archive::get_file_and_offset): New function.
2856 (Archive::get_elf_object_for_member): New function.
2857 (Archive::read_all_symbols): New function.
2858 (Archive::read_symbols): New function.
2859 (Archive::add_symbols): Add counters.
2860 (Archive::include_all_members): Use armap to find members if it's
2862 (Archive::include_member): Skip reading symbols if already read.
2863 Factored code into Archive::get_file_and_offset and
2864 Archive::get_elf_object_for_member. Changed call to
2865 Mapfile::report_include_archive_member.
2866 (Archive::print_stats): New function.
2867 * archive.h: Declare Object and Read_symbols_data classes.
2868 (Archive::Archive): Add initializers for new members.
2869 (Archive::setup): Add parameter.
2870 (Archive::print_stats): New function.
2871 (Archive::total_archives, Archive::total_members)
2872 (Archive::total_members_loaded): New variables.
2873 (Archive::get_file_and_offset): New function.
2874 (Archive::get_elf_object_for_member): New function.
2875 (Archive::read_all_symbols): New function.
2876 (Archive::read_symbols): New function.
2877 (Archive::Archive_member): New class.
2878 (Archive::members_): New member.
2879 (Archive::num_members_): New member.
2880 * main.cc: Include archive.h.
2881 (main): Call Archive::print_stats.
2882 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2883 archive parameter; member_name is now the fully-decorated name.
2884 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2885 * options.h: (General_options): Add --preread-archive-symbols option.
2886 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2889 2008-08-04 Ian Lance Taylor <iant@google.com>
2891 * symtab.h (Symbol::use_plt_offset): New function.
2892 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2893 * powerpc.cc (Relocate::relocate): Likewise.
2894 * sparc.cc (Relocate::relocate): Likewise.
2895 * x86_64.cc (Relocate::relocate): Likewise.
2896 * testsuite/weak_plt.sh: New test.
2897 * testsuite/weak_plt_main.cc: New test.
2898 * testsuite/weak_plt_shared.cc: New test.
2899 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2900 (check_PROGRAMS): Add weak_plt.
2901 (check_DATA): Add weak_plt_shared.so.
2902 (weak_plt_main_pic.o, weak_plt): New targets.
2903 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2904 * testsuite/Makefile.in: Rebuild.
2906 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2908 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2909 * testsuite/Makefile.in: Rebuild.
2911 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2913 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2914 * Makefile.in: Regenerate.
2915 * po/POTFILES.in: Regenerate.
2917 2008-07-29 Ian Lance Taylor <iant@google.com>
2919 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2920 symbols before other symbols.
2921 * testsuite/script_test_2.cc (test_addr): Declare.
2922 (test_addr_alias): Declare.
2923 (main): Check that test_addr and test_addr_alias have the right
2925 * testsuite/script_test_2.t: Define test_addr_alias and
2928 2008-07-24 Ian Lance Taylor <iant@google.com>
2931 * descriptors.cc: New file.
2932 * descriptors.h: New file.
2933 * gold-threads.h (class Hold_optional_lock): New class.
2934 * fileread.cc: Include "descriptors.h".
2935 (File_read::~File_read): Release descriptor rather than closing
2937 (File_read::open) [file]: Call open_descriptor rather than open.
2938 Set is_descriptor_opened_.
2939 (File_read::open) [memory]: Assert that descriptor is not open.
2940 (File_read::reopen_descriptor): New function.
2941 (File_read::release): Release descriptor.
2942 (File_read::do_read): Make non-const. Reopen descriptor.
2943 (File_read::read): Make non-const.
2944 (File_read::make_view): Reopen descriptor.
2945 (File_read::do_readv): Likewise.
2946 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2947 Update declarations.
2948 * layout.cc: Include "descriptors.h".
2949 (Layout::create_build_id): Use open_descriptor rather than open.
2950 * output.cc: Include "descriptors.h".
2951 (Output_file::open): Use open_descriptor rather than open.
2952 * archive.cc (Archive::const_iterator): Change Archive to be
2954 (Archive::begin, Archive::end): Make non-const.
2955 (Archive::count_members): Likewise.
2956 * archive.h (class Archive): Update declarations.
2957 * object.h (Object::read): Make non-const.
2958 * Makefile.am (CCFILES): Add descriptors.cc.
2959 (HFILES): Add descriptors.h.
2960 * Makefile.in: Rebuild.
2963 * gold.h: Always include <clocale>. Add Solaris workarounds
2964 following code in binutils/sysdep.h.
2967 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2968 this->eh_frame_hdr_ is NULL before using it.
2970 * dynobj.cc (Versions::Versions): Update comment.
2972 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2973 the base version name.
2975 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2976 array size plus one.
2977 (Stringpool_template::set_string_offsets): Subtract one from key
2978 before using it as an array index.
2979 (Stringpool_template::get_offset_with_length): Likewise.
2980 (Stringpool_template::write_to_buffer): Likewise.
2981 * stringpool.h (Stringpool_template::get_offset_from_key):
2984 2008-07-23 Ian Lance Taylor <iant@google.com>
2987 * object.h (Merged_symbol_value::value): Do our best to handle a
2991 * script.cc (Version_script_info::get_versions): Don't add empty
2992 version tag to return value.
2993 (Version_script_info::get_symbol_version_helper): Change return
2994 type to bool. Add pversion parameter. Change all callers.
2995 (script_register_vers_node): Don't require a non-NULL tag.
2996 * script.h (class Version_script_info): Update declarations.
2997 (Version_script_info::get_symbol_version): Change return type to
2998 bool. Add version parameter. Change all callers.
2999 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3000 handling. Handle an empty version from a version script.
3001 (Symbol_table::define_special_symbol): Likewise.
3002 * testsuite/ver_test_10.script: New file.
3003 * testsuite/ver_test_10.sh: New file.
3004 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3005 (check_DATA): Add ver_test_10.syms.
3006 (ver_test_10.syms, ver_test_10.so): New target.
3007 * testsuite/Makefile.in: Rebuild.
3009 2008-07-23 Simon Baldwin <simonb@google.com>
3011 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3012 to zero for undefined symbols from dynamic libraries.
3014 2008-07-23 Ian Lance Taylor <iant@google.com>
3016 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3018 * symtab.h (class Symbol_table): Update declaration.
3019 * testsuite/ver_test_9.cc: New file.
3020 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3021 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3022 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3023 (ver_test_9.so, ver_test_9.o): New targets.
3024 * testsuite/Makefile.in: Rebuild.
3026 2008-07-22 Ian Lance Taylor <iant@google.com>
3028 * options.h (class General_options): Define --check-sections.
3029 * layout.cc (Layout::set_segment_offsets): Handle
3032 * options.h (class General_options): Define -n/--nmagic and
3034 * options.cc (General_options::finalize): For -n/--nmagic or
3035 -N/--omagic, set -static.
3036 * layout.cc (Layout::attach_allocated_section_to_segment): If
3037 -N/--omagic, don't put read-only and read-write sections in
3039 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3040 finding a read-only segment.
3041 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3042 don't set the minimum segment alignment to the common page size,
3043 and don't set the file offset to the address modulo the page size.
3044 * script-sections.cc (Script_sections::create_segments): If
3045 -n/--omagic, don't put read-only and read-write sections in
3048 * cref.cc: New file.
3050 * options.h (class General_options): Add --print-symbol-counts.
3051 * main.cc (main): Issue defined symbol report if requested.
3052 * archive.cc (Archive::interpret_header): Make into a const member
3054 (Archive::add_symbols): Call Input_objects::archive_start and
3056 (Archive::const_iterator): Define new class.
3057 (Archive::begin, Archive::end): New functions.
3058 (Archive::include_all_members): Rewrite to use iterator.
3059 (Archive::count_members): New function.
3060 * archive.h (class Archive): Update declarations.
3061 (Archive::filename): New function.
3062 * object.cc: Include "cref.h".
3063 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3064 (Sized_relobj::do_get_global_symbol_counts): New function.
3065 (Input_objects::add_object): Add object to cross-referencer.
3066 (Input_objects::archive_start): New function.
3067 (Input_objects::archive_stop): New function.
3068 (Input_objects::print_symbol_counts): New function.
3069 * object.h: Declare Cref and Archive.
3070 (Object::get_global_symbol_counts): New function.
3071 (Object::do_get_global_symbol_counts): New pure virtual function.
3072 (class Sized_relobj): Add defined_count_ field. Update
3074 (class Input_objects): Add cref_ field. Update constructor.
3075 Update declarations.
3076 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3078 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3080 (Sized_dynobj::do_get_global_symbol_counts): New function.
3081 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3082 defined_count_. Update declarations. Define Symbols typedef.
3083 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3084 parameter. Change all callers.
3085 (Symbol_table::add_from_dynobj): Add sympointers and defined
3086 parameters. Change all callers.
3087 * symtab.h (class Symbol_table): Update declarations.
3088 * Makefile.am (CCFILES): Add cref.cc.
3089 (HFILES): Add cref.h.
3090 * Makefile.in: Rebuild.
3092 2008-07-22 Simon Baldwin <simonb@google.com>
3094 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3095 to zero when writing undefined symbols.
3097 2008-07-22 Ian Lance Taylor <iant@google.com>
3099 * output.cc (Output_section::add_input_section): Don't try to
3100 merge empty merge sections.
3102 2008-07-21 Craig Silverstein <csilvers@google.com>
3104 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3105 Include symbol version in error message.
3107 2008-07-20 Chris Demetriou <cgd@google.com>
3109 * configure.ac (gold_cv_c_random_seed): New configured variable.
3110 (RANDOM_SEED_CFLAGS): New substituted variable.
3111 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3112 * configure: Rebuild.
3113 * Makefile.in: Likewise.
3114 * testsuite/Makefile.in: Likewise.
3116 2008-07-18 Ian Lance Taylor <iant@google.com>
3118 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3119 where we see NAME/NULL and NAME/VERSION as separate symbols.
3120 * testsuite/ver_test_main.cc (main): Call t4.
3121 (t4, t4_2a): Define.
3122 * testsuite/ver_test_2.cc (t4_2): Define.
3123 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3124 * testsuite/ver_test_4.cc (t4_2a): Define.
3125 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3126 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3128 2008-07-17 Ian Lance Taylor <iant@google.com>
3130 * dynobj.cc (Versions::add_def): If we give an error about a
3131 missing version, go ahead and create the version anyhow.
3133 2008-07-10 Ian Lance Taylor <iant@google.com>
3135 Handle output sections with more than 0x7fffffff bytes.
3136 * object.h (class Relobj): Change map_to_output_ to
3137 output_sections_, and just keep a section pointer. Change all
3138 uses. Move comdat group support to Sized_relobj.
3139 (Relobj::is_section_specially_mapped): Remove.
3140 (Relobj::output_section): Remove poff parameter. Change all
3142 (Relobj::output_section_offset): New function.
3143 (Relobj::set_section_offset): Rewrite.
3144 (Relobj::map_to_output): Remove.
3145 (Relobj::output_sections): New function.
3146 (Relobj::do_output_section_offset): New pure virtual function.
3147 (Relobj::do_set_section_offset): Likewise.
3148 (class Sized_relobj): Add section_offsets_ field. Add comdat
3149 group support from Relobj. Update declarations.
3150 (Sized_relobj::get_output_section_offset): New function.
3151 (Sized_relobj::do_output_section_offset): New function.
3152 (Sized_relobj::do_set_section_offset): New function.
3153 * object.cc (Relobj::output_section_address): Remove.
3154 (Sized_relobj::Sized_relobj): Initialize new fields.
3155 (Sized_relobj::include_section_group): Cast find_kept_object to
3157 (Sized_relobj::include_linkonce_section): Likewise.
3158 (Sized_relobj::do_layout): Use separate arrays for output section
3160 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3162 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3163 output_sections and section_offsets.
3164 (Sized_relobj::write_local_symbols): Likewise.
3165 (map_to_kept_section): Compute output address directly.
3166 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3167 output_sections and section_offsets.
3168 (Sized_relobj::write_sections): Likewise.
3169 (Sized_relobj::relocate_sections): Likewise.
3170 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3171 * output.h (class Output_reloc): Update declarations. Change
3172 u2_.relobj to Sized_relobj*.
3173 (class Output_data_reloc): Change add functions to use
3175 * output.cc (Output_reloc::Output_reloc): Change relobj to
3177 (Output_reloc::local_section_offset): Change return type to
3178 Elf_Addr. Use get_output_section_offset.
3179 (Output_reloc::get_address): Likewise.
3180 (Output_section::is_input_address_mapped): Don't call
3181 is_section_specially_mapped.
3182 (Output_section::output_offset): Likewise.
3183 (Output_section::output_address): Likewise.
3184 (Output_section::starting_output_address): Likewise.
3185 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3186 parameter to Sized_relobj*.
3187 (Copy_relocs::need_copy_reloc): Likewise.
3188 (Copy_relocs::save): Likewise.
3189 * copy-relocs.h (class Copy_relocs): Update declarations.
3190 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3191 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3192 * target-reloc.h (relocate_for_relocatable): Change
3193 offset_in_output_section type to Elf_Addr. Change code that uses
3195 * layout.cc (Layout::layout): Always set *off.
3196 * mapfile.cc (Mapfile::print_input_section): Use
3197 output_section_offset.
3198 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3200 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3201 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3202 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3204 2008-07-03 Ian Lance Taylor <iant@google.com>
3206 * layout.cc (Layout::include_section): Do not discard unrecognized
3207 SHT_STRTAB sections.
3209 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3211 * script.cc (Lex::can_continue_name): Make '?' allowable in
3212 version-script names.
3213 * testsuite/version_script.map: Change glob pattern to use '?'
3215 2008-06-30 Manish Singh <yosh@gimp.org>
3218 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3221 2008-06-30 Ian Lance Taylor <iant@google.com>
3225 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3226 versions]: Don't try to read the value in the contents, since we
3227 don't use it. Use the template endianness when writing.
3229 2008-06-25 Cary Coutant <ccoutant@google.com>
3231 * fileread.cc (File_read::make_view): Assert on zero-length view.
3232 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3233 symbol table when there are no symbols to read.
3235 2008-06-23 Craig Silverstein <csilvers@google.com>
3237 * version.cc (version_string): Bump to 1.7
3239 2008-06-18 Craig Silverstein <csilvers@google.com>
3241 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3242 constant 0xFFFF to type Valtype.
3243 (Powerpc_relocate_functions::rel16_ha): Likewise.
3245 2008-06-17 Ian Lance Taylor <iant@google.com>
3247 * output.h (Output_section::Input_section): Initialize p2align_ to
3248 zero for Output_section_data constructors.
3249 (Output_section::Input_section::addralign): If not an input
3250 section, return the alignment of the Output_section_data.
3251 * testsuite/copy_test.cc: New file.
3252 * testsuite/copy_test_1.cc: New file.
3253 * testsuite/copy_test_2.cc: New file.
3254 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3255 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3256 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3257 (copy_test_1_pic.o, copy_test_1.so): New targets.
3258 (copy_test_2_pic.o, copy_test_2.so): New targets.
3259 * testsuite/Makefile.in: Rebuild.
3261 * script-sections.cc (Script_sections::place_orphan): Initialize
3262 local variable exact.
3264 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3266 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3268 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3269 David S. Miller <davem@davemloft.net>
3271 * powerpc.cc: New file.
3272 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3273 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3274 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3275 * Makefile.in: Rebuild.
3277 2008-06-09 Ian Lance Taylor <iant@google.com>
3279 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3281 (throwing, orig_terminate): New static variables.
3282 (terminate_handler): New static function.
3283 (t2): Set terminate handler.
3285 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3288 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3291 2008-05-30 Cary Coutant <ccoutant@google.com>
3293 * archive.cc (Archive::include_all_members) Correct to step
3294 over symbol table and extended name table in thin archives.
3296 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3299 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3302 2008-05-28 Caleb Howe <cshowe@google.com>
3304 * reduced_debug_output.cc: New file.
3305 * reduced_debug_output.h: New file.
3306 * options.h (class General_options): Add --strip-debug-non-line.
3307 * options.cc (General_options::finalize): Add strip_debug_non_line
3308 to the strip heirarchy.
3309 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3311 * layout.cc: Include "reduced_debug_output.h".
3312 (Layout::Layout): Initialize new fields.
3313 (line_only_debug_sections): New static array.
3314 (is_lines_only_debug_sections): New static inline function.
3315 (Layout::include_section): Handle --strip-debug-non-line.
3316 (Layout::make_output_section): If --strip-debug-non-line, build
3317 new output sections for .debug_abbrev and .debug_info.
3318 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3319 gold. Warn about possible overflow.
3320 (read_signed_LEB_128): Likewise.
3321 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3322 (read_signed_LEB_128): Declare.
3323 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3324 (HFILES): Add reduced_debug_output.h.
3325 * Makefile.in: Rebuild.
3327 2008-05-21 Ian Lance Taylor <iant@google.com>
3329 * mapfile.cc: New file.
3330 * mapfile.h: New file.
3331 * options.h (class General_options): Add -M/--print-map and -Map.
3332 * options.cc (General_options::finalize): Make -M equivalent to
3334 * main.cc: Include <cstdio> and "mapfile.h".
3335 (main): Open mapfile if requested.
3336 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3337 constructor. Change caller.
3338 (queue_initial_tasks): Add mapfile parameter. Change caller.
3339 (queue_middle_tasks): Likewise.
3340 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3342 * archive.cc: Include "mapfile.h".
3343 (Archive::add_symbols): Add mapfile parameter. Change all
3344 callers. Pass mapfile, symbol, and reason to include_member.
3345 (Archive::include_all_members): Add mapfile parameter. Change all
3347 (Archive::include_member): Add mapfile, sym, and why parameters.
3348 Change all callers. Report inclusion to map file.
3349 * archive.h: Include "fileread.h".
3350 (class Archive): Update declarations.
3351 (Archive::file): New const method.
3352 (class Add_archive_symbols): Add mapfile_ field. Update
3353 constructor. Change all callers.
3354 * readsyms.h (class Read_symbols): Likewise.
3355 (class Finish_group): Likewise.
3356 (class Read_script): Likewise.
3357 * common.cc: Include "mapfile.h".
3358 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3360 (Symbol_table::do_allocate_commons): Likewise.
3361 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3362 symbol allocation to mapfile.
3363 * common.h (class Allocate_commons_task): Add mapfile_ field.
3364 Update constructor. Change all callers.
3365 * symtab.h (class Symbol_table): Update declarations.
3366 * layout.cc: Include "mapfile.h".
3367 (Layout_task_runner::run): Print information to mapfile.
3368 (Layout::create_gold_note): Change Output_data_fixed_space to
3369 Output_data_zero_fill.
3370 (Layout::create_build_id): Likewise.
3371 (Layout::print_to_mapfile): New function.
3372 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3373 constructor. Change caller.
3374 (class Layout): Declare print_to_mapfile.
3375 * output.cc (Output_section::Input_section::print_to_mapfile): New
3377 (Output_section::add_input_section): If producing a map, always
3378 add to input_sections_ list.
3379 (Output_section::do_print_to_mapfile): New function.
3380 (Output_segment::print_sections_to_mapfile): New function.
3381 (Output_segment::print_section_list_to_mapfile): New function.
3382 * output.h: Include "mapfile.h".
3383 (Output_data::print_to_mapfile): New function.
3384 (Output_data::do_print_to_mapfile): New virtual function.
3385 (Output_segment_headers::do_print_to_mapfile): New function.
3386 (Output_file_header::do_print_to_mapfile): New function.
3387 (Output_data_const::do_print_to_mapfile): New function.
3388 (class Output_data_const_buffer): Add map_name_ field. Update
3389 constructor. Change all callers. Add do_print_to_mapfile
3391 (class Output_data_fixed_space): Likewise.
3392 (class Output_data_space): Likewise.
3393 (class Output_data_zero_fill): New class.
3394 (Output_data_strtab::do_print_to_mapfile): New function.
3395 (Output_data_reloc_base::do_print_to_mapfile): New function.
3396 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3397 (Output_data_group::do_print_to_mapfile): New function.
3398 (Output_data_got::do_print_to_mapfile): New function.
3399 (Output_data_dynamic::do_print_to_mapfile): New function.
3400 (Output_symtab_xindex::do_print_to_mapfile): New function.
3401 (class Output_section): Declare do_print_to_mapflie. Declare
3402 print_to_mapfile in Input_section.
3403 (class Output_segment): Declare new functions.
3404 * object.h (Sized_relobj::symbol_count): New function.
3405 * script-sections.cc
3406 (Output_section_element_dot_assignment::set_section_addresses):
3407 Change Output_data_fixed_space to Output_data_zero_fill.
3408 (Output_data_expression::do_print_to_mapfile): New function.
3409 * script.cc (read_input_script): Add mapfile parameter. Change
3411 * script.h (read_input_script): Update declaration.
3412 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3413 (Eh_frame::do_print_to_mapfile): New function.
3414 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3415 (Output_merge_string::do_print_to_mapfile): New function.
3416 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3418 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3420 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3422 * Makefile.am (CCFILES): Add mapfile.cc.
3423 (HFILES): Add mapfile.h.
3424 * Makefile.in: Rebuild.
3426 2008-05-19 Ian Lance Taylor <iant@google.com>
3428 * options.h (class General_options): Add -z relro.
3429 * layout.cc (Layout::Layout): Initialize relro_segment_.
3430 (Layout::add_output_section_data): Return the output section.
3431 (Layout::make_output_section): Rcognize relro sections and mark
3433 (Layout::attach_allocated_section_to_segment): Put relro sections
3434 in a PT_GNU_RELRO segment.
3435 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3437 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3439 (Layout::linkonce_mapping): Map d.rel.ro.local to
3441 (Layout::output_section_name): Us .data.rel.ro.local for any
3442 section which begins with that.
3443 * layout.h (class Layout): Update add_output_section_data
3444 declaration. Add relro_segment_ field.
3445 * output.cc (Output_section::Output_section): Initialize is_relro_
3446 and is_relro_local_ fields.
3447 (Output_segment::add_output_section): Group relro sections.
3448 (Output_segment::is_first_section_relro): New function.
3449 (Output_segment::maximum_alignment): If there is a relro section,
3450 align the segment to the common page size.
3451 (Output_segment::set_section_addresses): Track whether we are
3452 looking at relro sections. If the last section is a relro
3453 section, align to the common page size.
3454 (Output_segment::set_section_list_addresses): Add in_relro
3455 parameter. Change all callers. Align to the page size when
3456 moving from relro to non-relro section.
3457 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3459 * output.h (class Output_section): Add is_relro_ and
3460 is_relro_local_ fields.
3461 (Output_section::is_relro): New function.
3462 (Output_section::set_is_relro): New function.
3463 (Output_section::is_relro_local): New function.
3464 (Output_section::set_is_relro_local): New function.
3465 (class Output_segment): Update declarations.
3466 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3467 * sparc.cc (Target_sparc::got_section): Likewise.
3468 * x86_64.cc (Target_x86_64::got_section): Likewise.
3469 * testsuite/relro_test_main.cc: New file.
3470 * testsuite/relro_test.cc: New file.
3471 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3472 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3473 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3474 (relro_test.so, relro_test_pic.o): New targets.
3475 * testsuite/Makefile.in: Rebuild.
3477 2008-05-16 Ian Lance Taylor <iant@google.com>
3479 * output.cc (Output_segment::add_output_section): Remove front
3481 * output.h (class Output_segment): Remove
3482 add_initial_output_section and overloaded add_output_section.
3483 Update declaration of remaining add_output_section.
3484 * layout.cc (Layout::create_interp): Call add_output_section
3485 rather than add_initial_output_section.
3486 (Layout::finish_dynamic_section): Likewise.
3488 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3489 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3490 know the dynamic type.
3491 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3492 field. Initialize it in constructor.
3493 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3494 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3495 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3498 * output.cc (Output_reloc::get_address): Change return type to
3500 * output.h (class Output_reloc): Update get_address declaration.
3501 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3502 for section addresses.
3504 2008-05-09 Ian Lance Taylor <iant@google.com>
3507 * gold.cc (gold_nomem): Use return value of write.
3509 2008-05-08 Ian Lance Taylor <iant@google.com>
3511 * symtab.c (Symbol::init_base_output_data): Add version
3512 parameter. Change all callers.
3513 (Symbol::init_base_output_segment): Likewise.
3514 (Symbol::init_base_constant): Likewise.
3515 (Symbol::init_base_undefined): Likewise.
3516 (Sized_symbol::init_output_data): Likewise.
3517 (Sized_symbol::init_output_segment): Likewise.
3518 (Sized_symbol::init_constant): Likewise.
3519 (Sized_symbol::init_undefined): Likewise.
3520 (Symbol_table::do_define_in_output_data): If the new symbol has a
3521 version, mark it as the default.
3522 (Symbol_table::do_define_in_output_segment): Likewise.
3523 (Symbol_table::do_define_as_constant): Likewise.
3524 * symtab.h (class Symbol): Update declarations.
3525 (class Sized_symbol): Likewise.
3526 * resolve.cc (Symbol::override_version): New function.
3527 (Symbol::override_base): Call override_version.
3528 (Symbol::override_base_with_special): Likewise.
3529 * testsuite/ver_script_8.script: New file.
3530 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3531 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3532 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3533 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3535 2008-05-06 Ian Lance Taylor <iant@google.com>
3538 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3540 (class General_options): Remove existing --undefined, and add
3541 --no-undefined instead. Add new --undefined as synonym for -u.
3542 * archive.cc (Archive::add_symbols): Check whether symbol was
3544 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3545 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3546 all uses. Add IS_UNDEFINED. Update declarations to split
3547 different versions of init_base. Declare init_base_undefined.
3548 (Symbol::is_defined): Handle IS_UNDEFINED.
3549 (Symbol::is_undefined): Likewise.
3550 (Symbol::is_weak_undefined): Call is_undefined.
3551 (Symbol::is_absolute): Handle IS_CONSTANT.
3552 (class Sized_symbol): Update declarations to split different
3553 versions of init. Declare init_undefined.
3554 (class Symbol_table): Declare new functions.
3555 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3557 (Symbol::init_base_output_data): Likewise.
3558 (Symbol::init_base_output_segment): Likewise.
3559 (Symbol::init_base_constant): Likewise.
3560 (Symbol::init_base_undefined): New function.
3561 (Sized_symbol::init_object): Rename from init. Change all
3563 (Sized_symbol::init_output_data): Likewise.
3564 (Sized_symbol::init_output_segment): Likewise.
3565 (Sized_symbol::init_constant): Likewise.
3566 (Sized_symbol::init_undefined): New function.
3567 (Symbol_table::add_undefined_symbols_from_command_line): New
3569 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3571 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3572 (Symbol::output_section): Likewise.
3573 (Symbol::set_output_section): Likewise.
3574 (Symbol_table::sized_finalize_symbol): Likewise.
3575 (Symbol_table::sized_write_globals): Likewise.
3576 * resolve.cc (Symbol_table::should_override): Likewise.
3577 (Symbol::override_base_with_special): Likewise.
3579 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3580 symbol, change it to have default visibility.
3581 * testsuite/protected_1.cc: New file.
3582 * testsuite/protected_2.cc: New file.
3583 * testsuite/protected_3.cc: New file.
3584 * testsuite/protected_main_1.cc: New file.
3585 * testsuite/protected_main_2.cc: New file.
3586 * testsuite/protected_main_3.cc: New file.
3587 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3588 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3589 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3590 (protected_1.so): New target.
3591 (protected_1_pic.o, protected_2_pic.o): New targets.
3592 (protected_3_pic.o): New target.
3593 (check_PROGRAMS): Add protected_2.
3594 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3595 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3596 * testsuite/Makefile.in: Rebuild.
3598 * options.h (DEFINE_var): Add set_user_set_##varname__.
3599 (DEFINE_bool_alias): New macro.
3600 (class General_options): Define -Bstatic using DEFINE_bool_alias
3601 rather than DEFINE_special. Add --undefined as an alias for -z
3603 * options.cc (General_options::parse_Bstatic): Remove.
3605 * options.h (class General_options): Add --fatal-warnings.
3606 * main.cc (main): Implement --fatal-warnings.
3607 * errors.h (Errors::warning_count): New function.
3609 * options.h (class General_options): Add -Bsymbolic-functions.
3610 * symtab.h (Symbol::is_preemptible): Check for
3611 -Bsymbolic-functions.
3613 2008-05-05 Ian Lance Taylor <iant@google.com>
3615 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3616 as noVARNAME rather than no-VARNAME.
3617 (class General_options): Add option -z combreloc.
3618 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3620 (Output_reloc::sort_before) [SHT_REL]: New function.
3621 (Output_reloc::sort_before) [SHT_RELA]: New function.
3622 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3623 Sort_relocs_comparison.
3624 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3625 parameter. Change all callers.
3626 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3627 sort_relocs parameter. Change all callers.
3628 * output.cc (Output_reloc::get_address): New function, broken out
3630 (Output_reloc::write_rel): Call it.
3631 (Output_reloc::compare): New function.
3632 (Output_data_reloc_base::do_write): Optionally sort relocs.
3634 * configure.ac: If targ_extra_obj is set, link it in.
3635 * configure.tgt: Initialize all variables.
3636 (x86_64*): Set targ_extra_obj and targ_extra_size.
3637 * configure: Rebuild.
3639 * object.cc (Sized_relobj::include_section_group): Adjust section
3640 indexes read from group data. Build vector to pass to
3642 * layout.cc (Layout::layout_group): Add flags and shndxes
3643 parameters. Remove contents parameter. Change caller. Update
3644 explicit instantiations.
3645 * layout.h (class Layout): Update layout_group declaration.
3646 * output.cc (Output_data_group::Output_data_group): Add flags and
3647 input_shndxes parameters. Remove contents parameter. Change
3649 (Output_data_group::do_write): Change input_sections_ to
3651 * output.h (class Output_data_group): Update constructor
3652 declaration. Rename input_sections_ to input_shndxes_.
3653 * testsuite/many_sections_test.cc: Add template.
3655 2008-04-30 Cary Coutant <ccoutant@google.com>
3657 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3659 * layout.cc (Layout::include_section): Refactored check for debug
3661 (Layout::add_comdat): Add new parameters. Change type
3662 of signature parameter. Add object and shndx to signatures table.
3663 (Layout::find_kept_object): New function.
3664 * layout.h: Include <cstring>.
3665 (Layout::is_debug_info_section): New function.
3666 (Layout::add_comdat): Add new parameters.
3667 (Layout::find_kept_object): New function.
3668 (Layout::Kept_section): New struct.
3669 (Layout::Signatures): Change type of map range.
3670 * object.cc (Relobj::output_section_address): New function.
3671 (Sized_relobj::include_section_group): Add new parameters. Change
3672 calls to Layout::add_comdat. Change to build table of kept comdat
3673 groups and table mapping discarded sections to kept sections.
3674 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3675 (Sized_relobj::do_layout): Change calls to include_section_group and
3676 include_linkonce_section.
3677 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3678 value to zero when section is discarded.
3679 (Sized_relobj::map_to_kept_section): New function.
3680 * object.h (Relobj::output_section_address): New function.
3681 (Relobj::Comdat_group): New type.
3682 (Relobj::find_comdat_group): New function.
3683 (Relobj::Comdat_group_table): New type.
3684 (Relobj::Kept_comdat_section): New type.
3685 (Relobj::Kept_comdat_section_table): New type.
3686 (Relobj::add_comdat_group): New function.
3687 (Relobj::set_kept_comdat_section): New function.
3688 (Relobj::get_kept_comdat_section): New function.
3689 (Relobj::comdat_groups_): New field.
3690 (Relobj::kept_comdat_sections_): New field.
3691 (Symbol_value::input_value): Update comment.
3692 (Sized_relobj::map_to_kept_section) New function.
3693 (Sized_relobj::include_linkonce_section): Add new parameter.
3694 * target-reloc.h (Comdat_behavior): New type.
3695 (get_comdat_behavior): New function.
3696 (relocate_section): Add code to map a discarded section to the
3697 corresponding kept section when applying a relocation.
3699 2008-04-30 Craig Silverstein <csilvers@google.com>
3701 * dwarf_reader.cc (next_generation_count): New static var.
3702 (Addr2line_cache_entry): New struct.
3703 (addr2line_cache): New static var.
3704 (Dwarf_line_info::one_addr2line): Added caching.
3705 (Dwarf_line_info::clear_addr2line_cache): New function.
3706 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3707 cache-size parameter.
3708 (Dwarf_line_info::one_addr2line_cache): New function.
3709 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3710 new cache-size argument to one_addr2line(), and clear cache.
3712 2008-04-28 Cary Coutant <ccoutant@google.com>
3714 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3715 R_386_PC8 relocations.
3717 2008-04-23 Ian Lance Taylor <iant@google.com>
3719 * object.cc (Sized_relobj::include_section_group): Check for
3720 invalid section group.
3722 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3725 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3726 than read for file header.
3727 * archive.cc (Archive::include_member): Likewise.
3729 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3731 * aclocal.m4: Regenerate.
3732 * configure: Regenerate.
3734 2008-04-19 Ian Lance Taylor <iant@google.com>
3736 * version.cc (version_string): Bump to 1.6.
3738 * testsuite/Makefile.am (many_sections_r_test): New target.
3739 (many_sections_r_test_SOURCES): Remove.
3740 (many_sections_r_test_DEPENDENCIES): Remove.
3741 (many_sections_r_test_LDFLAGS): Remove.
3742 (many_sections_r_test_LDADD): Remove.
3744 * object.cc (Sized_relobj::do_add_symbols): Always pass
3745 local_symbol_count_ to add_from_relobj.
3747 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3748 every thousand variables.
3749 * testsuite/Makefile.in: Rebuild.
3751 * object.cc (Xindex::initialize_symtab_xindex): New function.
3752 (Xindex::read_symtab_xindex): New function.
3753 (Xindex::sym_xindex_to_shndx): New function.
3754 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3756 (Sized_relobj::do_initialize_xindex): New function.
3757 (Sized_relobj::do_read_symbols): Adjust section links.
3758 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3759 parameter. Change all callers.
3760 (Sized_relobj::include_section_group): Adjust section links and
3761 symbol section indexes.
3762 (Sized_relobj::do_layout): Adjust section links.
3763 (Sized_relobj::do_count_local_symbols): Adjust section links and
3764 symbol section indexes.
3765 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3766 ordinary and special symbols.
3767 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3768 dynsym_xindex parameters. Change all callers. Adjust section
3769 links. Use SHN_XINDEX when needed.
3770 (Sized_relobj::get_symbol_location_info): Adjust section links.
3771 Don't get fooled by special symbols.
3772 * object.h (class Xindex): Define.
3773 (class Object): Add xindex_ parameter. Declare virtual functoin
3774 do_initialize_xindex.
3775 (Object::adjust_sym_shndx): New function.
3776 (Object::set_xindex): New protected function.
3777 (class Symbol_value): Add is_ordinary_shndx_ field.
3778 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3779 (Symbol_value::value): Assert ordinary section.
3780 (Symbol_value::initialize_input_to_output_map): Likewise.
3781 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3783 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3785 (class Sized_relobj): Update declarations.
3786 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3787 parameter. Change all callers.
3788 (Sized_relobj::adjust_shndx): New function.
3789 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3791 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3792 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3793 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3794 (Sized_dynobj::read_dynsym_section): Adjust section links.
3795 (Sized_dynobj::read_dynamic): Likewise.
3796 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3798 (Sized_dynobj::do_initialize_xindex): New function.
3799 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3800 do_initialize_xindex.
3801 (Sized_dynobj::adjust_shndx): New function.
3802 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3803 dynsym_xindex_ fields.
3804 (Layout::finalize): Add a call to set_section_indexes before
3805 creating the symtab sections.
3806 (Layout::set_section_indexes): Don't do anything if the section
3807 already has a section index.
3808 (Layout::create_symtab_sections): Add shnum parameter. Change
3809 caller. Create .symtab_shndx section if needed.
3810 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3812 (Layout::allocated_output_section_count): New function.
3813 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3815 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3816 fields. Update declarations.
3817 (Layout::symtab_xindex): New function.
3818 (Layout::dynsym_xindex): New function.
3819 (class Write_symbols_task): Add layout_ field.
3820 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3822 * output.cc (Output_section_headers::Output_section_headers): Add
3823 shstrtab_section parameter. Change all callers.
3824 (Output_section_headers::do_sized_write): Store overflow values
3825 for section count and section string table section index in
3826 section header zero.
3827 (Output_file_header::do_sized_write): Check for overflow of
3828 section count and section string table section index.
3829 (Output_symtab_xindex::do_write): New function.
3830 (Output_symtab_xindex::endian_do_write): New function.
3831 * output.h (class Output_section_headers): Add shstrtab_section_.
3832 Update declarations.
3833 (class Output_symtab_xindex): Define.
3834 (Output_section::has_out_shndx): New function.
3835 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3837 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3839 (Sized_symbol::init): Likewise.
3840 (Symbol::output_section): Check for ordinary symbol.
3841 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3842 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3844 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3845 Change all callers. Simplify handling of symbols from sections
3846 not included in the link.
3847 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3849 (Weak_alias_sorter::operator()): Assert that symbols are
3851 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3853 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3854 parameters. Change all callers.
3855 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3856 symbol distinction. Use SHN_XINDEX when needed.
3857 (Symbol_table::write_section_symbol): Add symtab_xindex
3858 parameter. Change all callers.
3859 (Symbol_table::sized_write_section_symbol): Likewise. Use
3860 SHN_XINDEX when needed.
3861 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3863 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3864 (Symbol::is_defined): Check is_ordinary.
3865 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3866 (Symbol::is_absolute, Symbol::is_common): Likewise.
3867 (class Sized_symbol): Update declarations.
3868 (class Symbol_table): Update declarations.
3869 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3870 parameters. Change all callers.
3871 (Sized_symbol::override): Likewise.
3872 (Symbol_table::override): Likewise.
3873 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3874 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3875 is_ordinary, and orig_st_shndx parameters. Change all callers.
3876 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3877 to be in an ordinary section.
3878 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3879 object and is_ordinary parameters. Change all callers.
3880 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3881 Change all callers. Don't add undefined or non-ordinary symbols
3883 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3885 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3887 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3888 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3889 (Sized_relobj::relocate_sections): Likewise.
3890 * target-reloc.h (scan_relocs): Adjust section symbol index.
3891 (scan_relocatable_relocs): Likewise.
3892 * i386.cc (Scan::local): Check for ordinary symbols.
3893 * sparc.cc (Scan::local): Likewise.
3894 * x86_64.cc (Scan::local): Likewise.
3895 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3896 to symbol_section_and_value.
3897 * testsuite/many_sections_test.cc: New file.
3898 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3899 (check_PROGRAMS): Add many_sections_test.
3900 (many_sections_test_SOURCES): Define.
3901 (many_sections_test_DEPENDENCIES): Define.
3902 (many_sections_test_LDFLAGS): Define.
3903 (BUILT_SOURCES): Add many_sections_define.h.
3904 (many_sections_define.h): New target.
3905 (BUILT_SOURCES): Add many_sections_check.h.
3906 (many_sections_check.h): New target.
3907 (check_PROGRAMS): Add many_sections_r_test.
3908 (many_sections_r_test_SOURCES): Define.
3909 (many_sections_r_test_DEPENDENCIES): Define.
3910 (many_sections_r_test_LDFLAGS): Define.
3911 (many_sections_r_test_LDADD): Define.
3912 (many_sections_r_test.o): New target.
3913 * testsuite/Makefile.in: Rebuild.
3915 2008-04-17 Cary Coutant <ccoutant@google.com>
3917 * errors.cc (Errors::info): New function.
3918 (gold_info): New function.
3919 * errors.h (Errors::info): New function.
3920 * gold.h (gold_info): New function.
3921 * object.cc (Input_objects::add_object): Print trace output.
3922 * options.cc (options::parse_set): New function.
3923 (General_options::parse_wrap): Deleted.
3924 (General_options::General_options): Deleted initializer.
3925 * options.h (options::String_set): New typedef.
3926 (options::parse_set): New function.
3927 (DEFINE_set): New macro.
3928 (General_options::wrap): Changed to use DEFINE_set. Changed
3929 callers of any_wrap_symbols and is_wrap_symbol.
3930 (General_options::trace, General_options::trace_symbol):
3932 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3933 (General_options::wrap_symbols_): Deleted.
3934 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3936 2008-04-17 David S. Miller <davem@davemloft.net>
3938 * options.cc (General_options::parse_V): New function.
3939 * options.h: Add entries for -V and -Qy.
3941 2008-04-17 Ian Lance Taylor <iant@google.com>
3943 * common.cc (Symbol_table::allocate_commons): Remove options
3944 parameter. Change caller.
3945 (Symbol_table::do_allocate_commons): Remove options parameter.
3946 Change caller. Just call do_allocate_commons_list twice.
3947 (Symbol_table::do_allocate_commons_list): New function, broken out
3948 of do_allocate_commons.
3949 * common.h (class Allocate_commons_task): Remove options_ field.
3951 * symtab.cc (Symbol_table::Symbol_table): Initialize
3953 (Symbol_table::add_from_object): Put TLS common symbols on
3955 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3956 which are IN_OUTPUT_DATA.
3957 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3958 allocate_commons and do_allocate_commons declarations. Declare
3959 do_allocate_commons_list.
3960 * gold.cc (queue_middle_tasks): Update creation of
3961 Allocate_commons_task to not pass options.
3962 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3963 (TLS_TEST_C_FLAGS): New variable.
3964 (tls_test_c_pic.o): New target.
3965 (tls_test_shared.so): Link in tls_test_c_pic.o.
3966 (tls_test_c_pic_ie.o): New target.
3967 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3968 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3969 (tls_test_c.o): New target.
3970 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3971 (tls_pic_test_LDADD): Likewise.
3972 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3973 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3974 (tls_test_c_gnu2.o): New target.
3975 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3977 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3978 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3979 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3980 * testsuite/tls_test.cc: Include "config.h".
3981 (t_last): Call t11_last.
3982 * testsuite/tls_test.h (t11, t11_last): Declare.
3983 * testsuite/tls_test_c.c: New file.
3984 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3985 * configure.ac: Check for OpenMP support.
3986 * configure, config.in, Makefile.in: Rebuild.
3987 * testsuite/Makefile.in: Rebuild.
3989 2008-04-16 Cary Coutant <ccoutant@google.com>
3991 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3992 (Target_i386::tls_base_symbol_defined_): New field.
3993 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3994 (Target_i386::Scan::global): Likewise.
3995 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3996 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3997 (Target_x86_64::tls_base_symbol_defined_): New field.
3998 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3999 (Target_x86_64::Scan::global): Likewise.
4001 2008-04-16 Cary Coutant <ccoutant@google.com>
4003 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4004 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4005 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4006 building shared libraries.
4007 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4008 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4009 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4010 * testsuite/Makefile.in: Rebuild.
4011 * testsuite/weak_undef.h: New file.
4012 * testsuite/weak_undef_file1.cc: Add extra test cases.
4013 * testsuite/weak_undef_file2.cc: Likewise.
4014 * testsuite/weak_undef_test.cc: Likewise.
4016 2008-04-16 David S. Miller <davem@davemloft.net>
4018 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4019 Add issued_non_pic_error_ field. Declare check_non_pic.
4020 (Target_sparc::Scan::check_non_pic): New function.
4021 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4022 (Target_sparc::Scan::global): Likewise.
4024 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4025 * configure: Rebuild.
4027 * options.h (DEFINE_enable): New macro.
4028 (new_dtags): New enable option.
4029 (initfirst, interpose, loadfltr, nodefaultlib,
4030 nodelete, nodlopen, nodump): New -z options.
4031 * layout.cc (Layout:finish_dynamic_section): If new
4032 dtags enabled, emit DT_RUNPATH. Also, emit a
4033 DT_FLAGS_1 containing any specified -z flags.
4035 2008-04-16 Ian Lance Taylor <iant@google.com>
4037 * copy-relocs.cc: New file.
4038 * copy-relocs.h: New file.
4039 * reloc.cc: Remove Copy_relocs code.
4040 * reloc.h: Likewise.
4041 * reloc-types.h (struct Reloc_types) [both versions]: Add
4042 get_reloc_addend_noerror.
4043 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4044 variants of add_global which take an addend which must be zero.
4045 * i386.cc: Include "copy-relocs.h".
4046 (class Target_i386): Change type of copy_relocs_ to variable,
4048 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4050 (Target_i386::do_finalize_sections): Change handling of
4052 * sparc.cc: Include "copy-relocs.h".
4053 (class Target_sparc): Change type of copy_relocs_ to variable,
4055 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4057 (Target_sparc::do_finalize_sections): Change handling of
4059 * x86_64.cc: Include "copy-relocs.h".
4060 (class Target_x86_64): Change type of copy_relocs_ to variable,
4062 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4063 class. Change all callers.
4064 (Target_x86_64::do_finalize_sections): Change handling of
4066 * Makefile.am (CCFILES): Add copy-relocs.cc.
4067 (HFILES): Add copy-relocs.h.
4069 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4071 * testsuite/script_test_4.sh: Permit leading zeroes.
4073 2008-04-15 Ian Lance Taylor <iant@google.com>
4075 * script-sections.cc (Script_sections::create_segments): Use
4076 header_size_adjustment even when there is enough room for the
4078 * testsuite/script_test_4.sh: New file.
4079 * testsuite/script_test_4.t: New file.
4080 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4081 (check_DATA): Add script_test_4.stdout.
4082 (MOSTLYCLEANFILES): Likewise.
4083 (script_test_4): New target.
4084 (script_test_4.stdout): New target.
4085 * testsuite/Makefile.in: Rebuild.
4087 * sparc.cc: Add definitions for Output_data_plt_sparc class
4090 2008-04-14 David S. Miller <davem@davemloft.net>
4092 * sparc.cc: New file.
4093 * Makefile.am (TARGETSOURCES): Add sparc.cc
4094 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4095 * configure.tgt: Document targ_extra_size and
4096 targ_extra_big_endian. Add entries for sparc-* and
4098 * configure.ac: Handle targ_extra_size and
4099 targ_extra_big_endian.
4100 * Makefile.in: Rebuild.
4101 * configure: Likewise.
4102 * po/POTFILES.in: Likewise.
4103 * po/gold.pot: Likewise.
4105 2008-04-14 Ian Lance Taylor <iant@google.com>
4107 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4108 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4109 in the name/type/flags to section mapping. Don't call
4110 allocate_output_section.
4111 (Layout::choose_output_section): Change parameter from adjust_name
4112 to is_input_section. Don't permit input sections after sections
4113 are attached to segments. Don't call allocate_output_section.
4114 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4115 not write_enable_output_section.
4116 (Layout::make_output_section): Don't push to
4117 unattached_section_list_ nor call attach_to_segment. Call
4118 attach_section_to_segment if sections are attached.
4119 (Layout::attach_sections_to_segments): New function.
4120 (Layout::attach_section_to_segment): New function.
4121 (Layout::attach_allocated_section_to_segment): Rename from
4122 attach_to_segment. Remove flags parameter.
4123 (Layout::allocate_output_section): Remove function.
4124 (Layout::write_enable_output_section): Remove function.
4125 * layout.h (class Layout): Update for above changes. Add new
4126 field sections_are_attached_.
4127 * output.h (Output_section::update_flags_for_input_section): New
4129 * output.cc (Output_section::add_input_section): Call
4130 update_flags_for_input_section.
4131 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4133 2008-04-11 Cary Coutant <ccoutant@google.com>
4135 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4136 thought unnecessary.
4137 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4139 2008-04-11 Ian Lance Taylor <iant@google.com>
4141 * output.h (class Output_section_data): Remove inline definition
4143 * output.cc (Output_section_data::set_addralign): New function.
4145 2008-04-11 Cary Coutant <ccoutant@google.com>
4147 Add support for TLS descriptors for i386 and x86_64.
4148 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4149 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4150 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4152 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4153 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4154 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4156 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4157 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4158 Fix problem with initial-exec relocations.
4159 (Target_i386::Relocate::relocate_tls): Likewise.
4160 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4162 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4163 support for section-plus-offset dynamic table entries.
4164 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4165 (Output_data_dynamic::Dynamic_entry): Add support for
4166 section-plus-offset dynamic table entries.
4167 (Output_data_dynamic::Classification): Likewise.
4168 (Output_data_dynamic::classification_): Renamed offset_.
4169 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4170 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4171 (Target_x86_64::make_plt_section): New function.
4172 (Target_x86_64::reserve_tlsdesc_entries): New function.
4173 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4174 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4175 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4176 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4177 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4178 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4179 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4180 add extra PLT entry for TLS descriptors.
4181 (Output_data_plt_x86_64::got_): New field.
4182 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4183 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4185 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4187 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4188 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4189 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4190 R_386_TLS_DESC_CALL relocations.
4191 (Target_x86_64::Scan::global): Likewise.
4192 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4193 for TLS descriptors.
4194 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4195 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4196 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4197 GD-to-IE relaxation.
4198 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4199 and TLS_DESCRIPTORS.
4200 * Makefile.in: Rebuild.
4201 * configure: Rebuild.
4202 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4203 (tls_test_shared2.so): New target.
4204 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4205 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4206 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4207 (tls_shared_gd_to_ie_test_LDADD): New variable.
4208 (tls_shared_gnu2_gd_to_ie_test): New target.
4209 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4211 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4212 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4213 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4214 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4215 (tls_shared_gnu2_test): New target.
4216 (tls_test_gnu2_shared.so): New target.
4217 (tls_shared_gnu2_test_SOURCES): New variable.
4218 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4219 (tls_shared_gnu2_test_LDFLAGS): New variable.
4220 (tls_shared_gnu2_test_LDADD): New variable.
4221 * testsuite/Makefile.in: Rebuild.
4222 * testsuite/Makefile.
4224 2008-04-11 Ian Lance Taylor <iant@google.com>
4226 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4228 * testsuite/Makefile.in: Rebuild.
4230 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4232 * testsuite/script_test_2.cc (main): Adjust test.
4234 2008-04-11 David S. Miller <davem@davemloft.net>
4235 Ian Lance Taylor <iant@google.com>
4237 * options.h (General_options): Add entries for '-Y' and
4239 * options.cc (General_options:finalize): If -Y was used, add those
4240 entries to the library path instead of the default "/lib" and
4243 2008-04-11 David S. Miller <davem@davemloft.net>
4245 * testsuite/justsyms.t: Start at 0x100.
4246 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4247 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4249 * testsuite/script_test_2.cc: Adjust string and section length
4252 2008-04-09 Ian Lance Taylor <iant@google.com>
4255 * script-sections.cc (Sections_element::allocate_to_segment): Add
4257 (Output_section_definition::allocate_to_segment): Likewise.
4258 (Orphan_output_section::allocate_to_segment): Likewise.
4259 (Script_sections::attach_sections_using_phdrs_clause): Don't
4260 propagate non-PT_LOAD segments to orphan sections.
4261 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4262 readelf rather than objdump.
4263 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4264 .interp section and PT_INTERP segment are the same size.
4265 * testsuite/Makefile.in: Rebuild.
4267 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4268 aliases for symbols defined in the same object.
4269 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4270 (weak_alias_test_SOURCES): New variable.
4271 (weak_alias_test_DEPENDENCIES): New variable.
4272 (weak_alias_test_LDFLAGS): New variable.
4273 (weak_alias_test_LDADD): New variable.
4274 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4275 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4276 (weak_alias_test_3.o): New target.
4277 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4278 * testsuite/weak_alias_test_main.cc: New file.
4279 * testsuite/weak_alias_test_1.cc: New file.
4280 * testsuite/weak_alias_test_2.cc: New file.
4281 * testsuite/weak_alias_test_3.cc: New file.
4283 2008-04-08 Ian Lance Taylor <iant@google.com>
4285 * options.h (class General_options): Add --noinhibit-exec option.
4286 * main.cc (main): Check --noinhibit-exec.
4288 * options.h (class General_options): Define --wrap as a special
4289 option. Add wrap_symbols_ field.
4290 (General_options::any_wrap_symbols): New function.
4291 (General_options::is_wrap_symbol): New function.
4292 * options.cc (General_options::parse_wrap): New function.
4293 (General_options::General_options): Initialize wrap_symbols_.
4294 * symtab.cc (Symbol_table::wrap_symbol): New function.
4295 (Symbol_table::add_from_object): Handle --wrap.
4296 * symtab.h (class Symbol_table): Declare wrap_symbol.
4297 * target.h (Target::wrap_char): New function.
4298 (Target::Target_info): Add wrap_char field.
4299 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4300 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4301 * testsuite/testfile.cc (Target_test::test_target_info):
4304 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4307 * layout.h (class Layout): Add added_eh_frame_data_ field.
4308 * layout.cc (Layout::Layout): Initialize new field.
4309 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4310 output section until we find a section we merged successfully.
4311 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4312 that the size be non-zero.
4314 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4317 2008-04-08 Craig Silverstein <csilvers@google.com>
4319 * configure.ac: Export new conditional variable HAVE_ZLIB.
4320 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4322 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4323 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4325 2008-04-07 Ian Lance Taylor <iant@google.com>
4327 * version.cc (version_string): Set to "1.5".
4329 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4330 Add issued_non_pic_error_ field. Declare check_non_pic.
4331 (Target_x86_64::Scan::check_non_pic): New function.
4332 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4333 (Target_x86_64::Scan::global): Likewise.
4335 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4336 addend parameter. Change caller. Handle merge sections.
4337 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4338 Address to Addend. Don't add in the result of
4339 local_section_offset, pass down the addend and use the returned
4341 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4342 Update declarations of local_section_offset and symbol_value.
4343 * testsuite/two_file_test_1.cc (t18): New function.
4344 * testsuite/two_file_test_2.cc (f18): New function.
4345 * testsuite/two_file_test_main.cc (main): Call t18.
4346 * testsuite/two_file_test.h (t18, f18): Declare.
4348 * configure.ac: Don't test for objdump, c++filt, or readelf.
4349 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4351 (TEST_READELF): New variable.
4352 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4353 (check_PROGRAMS): Add two_file_strip_test.
4354 (two_file_strip_test): New target.
4355 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4356 (two_file_same_shared_strip_test_SOURCES): New variable.
4357 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4358 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4359 (two_file_same_shared_strip_test_LDADD): New variable.
4360 (two_file_shared_strip.so): New target.
4361 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4362 (ver_test_5.syms, ver_test_7.syms): Likewise.
4363 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4364 (strip_test_3.stdout): Use TEST_OBJDUMP.
4365 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4367 2008-04-04 Cary Coutant <ccoutant@google.com>
4369 * symtab.h (Symbol::is_weak_undefined): New function.
4370 (Symbol::is_strong_undefined): New function.
4371 (Symbol::is_absolute): New function.
4372 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4373 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4375 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4376 (weak_undef_test): New target.
4377 * testsuite/Makefile.in: Rebuild.
4378 * testsuite/weak_undef_file1.cc: New file.
4379 * testsuite/weak_undef_file2.cc: New file.
4380 * testsuite/weak_undef_test.cc: New file.
4382 2008-04-03 Craig Silverstein <csilvers@google.com>
4384 * compressed_output.h (class Output_compressed_section): Use
4386 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4388 (zlib_compressed_suffix): Removed.
4389 (Output_compressed_section::set_final_data_size): Use unsigned
4391 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4392 Fix linker invocation.
4393 (flagstest_o_specialfile_and_compress_debug_sections):
4395 * testsuite/Makefile.in: Regenerated.
4397 2008-04-02 David S. Miller <davem@davemloft.net>
4399 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4400 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4402 2008-04-02 Craig Silverstein <csilvers@google.com>
4406 2008-04-02 Ian Lance Taylor <iant@google.com>
4408 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4409 parameters. Update for new key type to views_. Change all
4411 (File_read::read): Adjust for byteshift in returned view.
4412 (File_read::add_view): New function, broken out of
4414 (File_read::make_view): New function, broken out of
4416 (File_read::find_or_make_view): Add offset and aligned
4417 parameters. Rewrite accordingly. Change all callers.
4418 (File_read::get_view): Add offset and aligned parameters. Adjust
4419 for byteshift in return value.
4420 (File_read::get_lasting_view): Likewise.
4421 * fileread.h (class File_read): Update declarations.
4422 (class File_read::View): Add byteshift_ field. Add byteshift to
4423 constructor. Add byteshift method.
4424 * archive.h (Archive::clear_uncached_views): New function.
4425 (Archive::get_view): Add aligned parameter. Change all callers.
4426 * object.h (Object::get_view): Add aligned parameter. Change all
4428 (Object::get_lasting_view): Likewise.
4430 * fileread.cc (File_read::release): Don't call clear_views if
4431 there are multiple objects.
4432 * fileread.h (File_read::clear_uncached_views): New function.
4433 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4436 2008-03-31 Cary Coutant <ccoutant@google.com>
4438 Add thin archive support.
4439 * archive.cc (Archive::armagt): New const.
4440 (Archive::setup): Remove task parameter and calls to unlock.
4441 (Archive::unlock_nested_archives): New function.
4442 (Archive::read_header): Add nested_off parameter. Change
4444 (Archive::interpret_header): Likewise.
4445 (Archive::include_all_members): Change to handle thin
4447 (Archive::include_member): Likewise.
4448 * archive.h (Archive::Archive): Add new parameters and
4450 (Archive::armagt): New const.
4451 (Archive::setup): Remove task parameter.
4452 (Archive::unlock_nested_archives): New function.
4453 (Archive::read_header): Add nested_off parameter.
4454 (Archive::interpret_header): Likewise.
4455 (Archive::Nested_archive_table): New typedef.
4456 (Archive::is_thin_archive_): New field.
4457 (Archive::nested_archives_): New field.
4458 (Archive::options_): New field.
4459 (Archive::dirpath_): New field.
4460 (Archive::task_): New field.
4461 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4462 for thin archives. Pass additional parameters to
4463 Archive::Archive. Unlock the archive file after calling
4466 2008-03-29 Ian Lance Taylor <iant@google.com>
4468 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4469 version symbol to be local.
4470 * testsuite/ver_test_4.sh: New file.
4471 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4472 (check_DATA): Add ver_test_4.syms.
4473 (ver_test_4.syms): New target.
4474 * testsuite/Makefile.in: Rebuild.
4477 (Output_section::Input_section_sort_entry::has_priority): New
4479 (Output_section::Input_section_sort_entry::match_file_name): New
4481 (Output_section::Input_section_sort_entry::match_section_name):
4483 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4485 (Output_section::Input_section_sort_entry::match_section_file):
4487 (Output_section::Input_section_sort_compare::operator()): Rewrite
4488 using new Input_section_sort_entry functions. Sort crtbegin and
4489 crtend first. Sort sections with no priority before sections with
4491 * testsuite/initpri1.c (d3): Check j != 4.
4492 (cd5): New constructor/destructor function.
4493 (main): Check j != 2.
4495 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4496 new symbol when resolving, don't call set_is_default.
4497 * testsuite/ver_test_7.cc: New file.
4498 * testsuite/ver_test_7.sh: New file.
4499 * testsuite/Makefile.am (ver_test_7.so): New target.
4500 (ver_test_7.o): New target.
4501 (check_SCRIPTS): Add ver_test_7.sh.
4502 (check_DATA): Add ver_test_7.syms.
4503 (ver_test_7.syms): New target.
4505 2008-03-28 Ian Lance Taylor <iant@google.com>
4507 * layout.cc (Layout::layout): If we see an input section with a
4508 name that needs sorting, set the must_sort flag for the output
4510 (Layout::make_output_section): If the name of the output section
4511 indicates that it might require sorting, set the may_sort flag.
4512 * output.h (Output_section::may_sort_attached_input_sections): New
4514 (Output_section::set_may_sort_attached_input_sections): New
4516 (Output_section::must_sort_attached_input_sections): New
4518 (Output_section::set_must_sort_attached_input_sections): New
4520 (class Output_section): Declare Input_section_sort_entry. Define
4521 Input_section_sort_compare. Declare
4522 sort_attached_input_sections. Add new fields:
4523 may_sort_attached_input_sections_,
4524 must_sort_attached_input_sections_,
4525 attached_input_sections_are_sorted_.
4526 * output.cc (Output_section::Output_section): Initialize new
4528 (Output_section::add_input_section): Add an entry to
4529 input_sections_ if may_sort or must_sort are true.
4530 (Output_section::set_final_data_size): Call
4531 sort_attached_input_sections if necessary.
4532 (Output_section::Input_section_sort_entry): Define new class.
4533 (Output_section::Input_section_sort_compare::operator()): New
4535 (Output_section::sort_attached_input_sections): New function.
4536 * configure.ac: Check whether the compiler supports constructor
4537 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4538 * testsuite/initpri1.c: New file.
4539 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4540 CONSTRUCTOR_PRIORITY.
4541 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4542 (initpri1_LDFLAGS): New variable.
4543 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4545 2008-03-27 Ian Lance Taylor <iant@google.com>
4547 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4548 * testsuite/common_test_1.c: New file.
4549 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4550 (common_test_1_SOURCES): New variable.
4551 (common_test_1_DEPENDENCIES): New variable.
4552 (common_test_1_LDFLAGS): New variable.
4554 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4555 and commons_ correctly when NAME/VERSION does not override
4557 * testsuite/ver_test_6.c: New file.
4558 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4559 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4560 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4562 2008-03-26 Ian Lance Taylor <iant@google.com>
4564 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4565 of an undefined symbol from a version script.
4566 * testsuite/Makefile.am (ver_test_5.so): New target.
4567 (ver_test_5.o): New target.
4568 (check_SCRIPTS): Add ver_test_5.sh.
4569 (check_DATA): Add ver_test_5.syms.
4570 (ver_test_5.syms): New target.
4571 * testsuite/ver_test_5.cc: New file.
4572 * testsuite/ver_test_5.script: New file.
4573 * testsuite/ver_test_5.sh: New file.
4574 * Makefile.in, testsuite/Makefile.in: Rebuild.
4577 Fix problems building gold with gcc 4.3.0.
4578 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4579 (gold_error_at_location, gold_warning_at_location): Use it.
4580 * configure.ac: Check whether we can compile and use a template
4581 function with a printf attribute.
4582 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4583 when jumping over bytes.
4584 * object.cc: Instantiate Object::read_section_data.
4585 * debug.h: Include <cstring>
4586 * dwarf_reader.cc: Include <algorithm>
4587 * main.cc: Include <cstring>.
4588 * options.cc: Include <cstring>.
4589 * output.cc: Include <cstring>.
4590 * script.cc: Include <cstring>.
4591 * script.h: Include <string>.
4592 * symtab.cc: Include <cstring> and <algorithm>.
4593 * target-select.cc: Include <cstring>.
4594 * version.cc: Include <string>.
4595 * testsuite/testmain.cc: Include <cstdlib>.
4596 * configure, config.in: Rebuild.
4598 2008-03-25 Ian Lance Taylor <iant@google.com>
4600 * options.cc: Include "../bfd/bfdver.h".
4601 (options::help): Print bug reporting address.
4603 * version.cc (print_version): Adjust output for current value of
4608 * options.cc (options::help): Print list of supported targets.
4609 * target-select.h: Include <vector>.
4610 (class Target_selector): Make machine_, size_, and is_big_endian_
4611 fields const. Add bfd_name_ and instantiated_target_ fields.
4612 (Target_selector::Target_selector): Add bfd_name parameter.
4613 (Target_selector::recognize): Make non-virtual, call
4615 (Target_selector::recognize_by_name): Make non-virtual, call
4616 do_recognize_by_name.
4617 (Target_selector::supported_names): New function.
4618 (Target_selector::bfd_name): New function.
4619 (Target_selector::do_instantiate_target): New pure virtual
4621 (Target_selector::do_recognize): New virtual function.
4622 (Target_selector::do_recognize_by_name): New virtual function.
4623 (Target_selector::instantiate_target): New private function.
4624 (supported_target_names): Declare.
4625 * target-select.cc (Target_selector::Target_selector): Update for
4626 new parameter and fields.
4627 (select_target_by_name): Check that the name matches before
4628 calling recognize_by_name.
4629 (supported_target_names): New function.
4630 * i386.cc (class Target_selector_i386): Update Target_selector
4631 constructor call. Remove recognize and recognize_by_name. Add
4632 do_instantiate_target.
4633 * x86_64.cc (class Target_selector_x86_64): Likewise.
4634 * testsuite/testfile.cc (class Target_selector_test): Update for
4635 changes to Target_selector.
4637 * README: Rewrite, with some notes on unsupported features.
4639 2008-03-24 Cary Coutant <ccoutant@google.com>
4641 * i386.cc (Target_i386::Got_type): New enum declaration.
4642 (Target_i386::Scan::local): Updated callers of Output_data_got
4644 (Target_i386::Scan::global): Likewise.
4645 (Target_i386::Relocate::relocate): Likewise.
4646 (Target_i386::Relocate::relocate_tls): Likewise.
4647 * object.h (Got_offset_list): New class.
4648 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4649 (Sized_relobj::local_got_offset): Likewise.
4650 (Sized_relobj::set_local_got_offset): Likewise.
4651 (Sized_relobj::local_has_tls_got_offset): Removed.
4652 (Sized_relobj::local_tls_got_offset): Removed.
4653 (Sized_relobj::set_local_tls_got_offset): Removed.
4654 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4655 * output.cc (Output_data_got::add_global): Added got_type parameter.
4656 (Output_data_got::add_global_with_rel): Likewise.
4657 (Output_data_got::add_global_with_rela): Likewise.
4658 (Output_data_got::add_global_pair_with_rel): New function.
4659 (Output_data_got::add_global_pair_with_rela): New function.
4660 (Output_data_got::add_local): Added got_type parameter.
4661 (Output_data_got::add_local_with_rel): Likewise.
4662 (Output_data_got::add_local_with_rela): Likewise.
4663 (Output_data_got::add_local_pair_with_rel): New function.
4664 (Output_data_got::add_local_pair_with_rela): New function.
4665 (Output_data_got::add_global_tls): Removed.
4666 (Output_data_got::add_global_tls_with_rel): Removed.
4667 (Output_data_got::add_global_tls_with_rela): Removed.
4668 (Output_data_got::add_local_tls): Removed.
4669 (Output_data_got::add_local_tls_with_rel): Removed.
4670 (Output_data_got::add_local_tls_with_rela): Removed.
4671 * output.h (Output_data_got::add_global): Added got_type parameter.
4672 (Output_data_got::add_global_with_rel): Likewise.
4673 (Output_data_got::add_global_with_rela): Likewise.
4674 (Output_data_got::add_global_pair_with_rel): New function.
4675 (Output_data_got::add_global_pair_with_rela): New function.
4676 (Output_data_got::add_local): Added got_type parameter.
4677 (Output_data_got::add_local_with_rel): Likewise.
4678 (Output_data_got::add_local_with_rela): Likewise.
4679 (Output_data_got::add_local_pair_with_rel): New function.
4680 (Output_data_got::add_local_pair_with_rela): New function.
4681 (Output_data_got::add_global_tls): Removed.
4682 (Output_data_got::add_global_tls_with_rel): Removed.
4683 (Output_data_got::add_global_tls_with_rela): Removed.
4684 (Output_data_got::add_local_tls): Removed.
4685 (Output_data_got::add_local_tls_with_rel): Removed.
4686 (Output_data_got::add_local_tls_with_rela): Removed.
4687 * resolve.cc (Symbol::override_base_with_special): Removed
4688 reference to has_got_offset_ field.
4689 * symtab.cc (Symbol::init_fields): Replaced initialization
4690 of got_offset_ with got_offsets_. Removed initialization
4692 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4693 (Symbol::got_offset): Likewise.
4694 (Symbol::set_got_offset): Likewise.
4695 (Symbol::has_tls_got_offset): Removed.
4696 (Symbol::tls_got_offset): Removed.
4697 (Symbol::set_tls_got_offset): Removed.
4698 (Symbol::got_offset_): Removed.
4699 (Symbol::tls_mod_got_offset_): Removed.
4700 (Symbol::tls_pair_got_offset_): Removed.
4701 (Symbol::got_offsets_): New field.
4702 (Symbol::has_got_offset): Removed.
4703 (Symbol::has_tls_mod_got_offset): Removed.
4704 (Symbol::has_tls_pair_got_offset): Removed.
4705 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4706 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4708 (Target_x86_64::Scan::global): Likewise.
4709 (Target_x86_64::Relocate::relocate): Likewise.
4710 (Target_x86_64::Relocate::relocate_tls): Likewise.
4712 2008-03-25 Ben Elliston <bje@au.ibm.com>
4714 * yyscript.y: Fix spelling error in comment.
4716 2008-03-24 Ian Lance Taylor <iant@google.com>
4718 * options.h (class General_options): Define build_id option.
4719 * layout.h (class Layout): Declare write_build_id, create_note,
4720 create_build_id. Add build_id_note_ member.
4721 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4722 "libiberty.h", "md5.h", "sha1.h".
4723 (Layout::Layout): Initialize eh_frame_data_,
4724 eh_frame_hdr_section_, and build_id_note_.
4725 (Layout::finalize): Call create_build_id.
4726 (Layout::create_note): New function, broken out of
4727 Layout::create_gold_note.
4728 (Layout::create_gold_note): Call create_note.
4729 (Layout::create_build_id): New function.
4730 (Layout::write_build_id): New function.
4731 (Close_task_runner::run): Call write_build_id.
4733 * x86_64.cc: Correct license to GPLv3.
4735 2008-03-23 Ian Lance Taylor <iant@google.com>
4737 * options.cc: Include "demangle.h".
4738 (parse_optional_string): New function.
4739 (parse_long_option): Handle takes_optional_argument.
4740 (parse_short_option): Update dash_z initializer. Handle
4741 takes_optional_argument.
4742 (General_options::General_options): Initialize do_demangle_.
4743 (General_options::finalize): Set do_demangle_. Handle demangling
4745 * options.h (parse_optional_string): Declare.
4746 (struct One_option): Add optional_arg field. Update constructor.
4747 Update call constructor calls. Add takes_optional_argument
4749 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4750 (DEFINE_optional_string): Define.
4751 (General_options::demangle): Change from DEFINE_bool to
4752 DEFINE_optional_string.
4753 (General_options::no_demangle): New function.
4754 (General_options::do_demangle): New function.
4755 (General_options::set_do_demangle): New function.
4756 (General_options::execstack_status_): Move definition to end of
4758 (General_options::static_): Likewise.
4759 (General_options::do_demangle_): New field.
4760 * object.cc (big_endian>::get_symbol_location_info): Call
4761 Options::do_demangle, not Options::demangle.
4762 * symtab.cc (demangle): Likewise.
4764 2008-03-22 Ian Lance Taylor <iant@google.com>
4766 * gold.h: Include <cstddef> and <sys/types.h>
4767 * options.h: Include <cstring>.
4769 2008-03-21 Ian Lance Taylor <iant@google.com>
4771 * Added source code to GNU binutils.