1 2009-10-21 Doug Kwan <dougkwan@google.com>
3 * arm.cc: Update copyright comments.
4 (Target_arm): New forward class template declaration.
5 (Arm_address): New type.
6 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
8 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
10 (Insn_template): Same.
11 (DEF_STUBS): New macro.
12 (Stub_type): New enum type.
13 (Stub_template): New class definition.
17 (Target_arm::Target_arm): Initialize may_use_blx_ and
18 should_force_pic_veneer_.
19 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
20 Target_arm::should_force_pic_veneer,
21 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
22 Target_arm::using_thumb_only, Target_arm:;default_target): New
24 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
25 New data member declarations.
26 (Insn_template::size, Insn_template::alignment): New method defintions.
27 (Stub_template::Stub_template): New method definition.
28 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
29 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
30 (Stub_factory::Stub_factory): New method definition.
31 * gold.h (string_hash): New template.
32 * output.h (Input_section_specifier::hash_value): Use
34 (Input_section_specifier::string_hash): Remove.
35 * stringpool.cc (Stringpool_template::string_hash): Use
38 2009-10-20 Doug Kwan <dougkwan@google.com>
40 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
41 symbols of relaxed input sections.
42 * output.h (Output_section::find_relaxed_input_section): Make
45 2009-10-16 Doug Kwan <dougkwan@google.com>
47 * dynobj.cc (Versions::Versions): Initialize version_script_.
48 Only insert base version symbol definition for a shared object
49 if version script defines any version versions.
50 (Versions::define_base_version): New method definition.
51 (Versions::add_def): Check that base version is not needed.
52 (Versions::add_need): Define base version lazily.
53 * dynobj.h (Versions::define_base_version): New method declaration.
54 (Versions::needs_base_version_): New data member declaration.
55 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
56 (check_DATA): Add no_version_test.stdout.
57 (libno_version_test.so, no_version_test.o no_version_test.stdout):
59 * testsuite/Makefile.in: Regenerate.
60 * testsuite/no_version_test.c: New file.
61 * testsuite/no_version_test.sh: Ditto.
63 2009-10-16 Doug Kwan <dougkwan@google.com>
65 * expression.cc (class Segment_start_expression): New class definition.
66 (Segment_start_expression::value): New method definition.
67 (script_exp_function_segment_start): Return a new
68 Segment_start_expression.
69 * gold/script-c.h (script_saw_segment_start_expression): New function
71 * script-sections.cc (Script_sections::Script_sections): Initialize
72 SAW_SEGMENT_START_EXPRESSION_ to false.
73 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
74 and -Tbbs options to specify section addresses if given in
75 command line and no SEGMENT_START expression is seen in a script.
76 * script-sections.h (Script_sections::saw_segment_start_expression,
77 Script_sections::set_saw_segment_start_expression): New method
79 (Script_sections::saw_segment_start_expression_): New data member
81 * script.cc (script_saw_segment_start_expression): New function.
82 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
83 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
84 script_test_7.sh and script_test_8.sh.
85 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
87 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
88 (script_test_6, script_test_6.stdout, script_test_7,
89 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
90 * Makefile.in: Regenerate.
91 * testsuite/script_test_6.sh: New file.
92 * testsuite/script_test_6.t: Same.
93 * testsuite/script_test_7.sh: Same.
94 * testsuite/script_test_7.t: Same.
95 * testsuite/script_test_8.sh: Same.
97 2009-10-16 Doug Kwan <dougkwan@google.com>
99 * output.cc (Output_segment::set_section_list_address): Cast
100 expressions to unsigned long long type to avoid format warnings.
102 2009-10-15 Ian Lance Taylor <iant@google.com>
104 * script.cc (Script_options::add_symbol_assignment): Always add a
105 dot assginment to script_sections_.
106 * script-sections.cc (Script_sections::add_dot_assignment):
107 Initialize if necessary.
109 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
110 program headers with no load segment if there is a linker script.
112 * layout.cc (Layout::set_segment_offsets): Align the file offset
113 to the segment aligment for -N or -n with no load segment.
114 * output.cc (Output_segment::add_output_section): Don't crash if
115 the first section is a TLS section.
116 (Output_segment::set_section_list_addresses): Print an error
117 message if the address moves backward in a linker script.
119 (Output_section_element_input::set_section_addresses): Don't
120 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
121 (Orphan_output_section::set_section_addresses): Likewise.
123 2009-10-15 Doug Kwan <dougkwan@google.com>
125 * layout.cc (Layout::finish_dynamic_section): Generate tags
126 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
127 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
128 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
130 2009-10-14 Ian Lance Taylor <iant@google.com>
132 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
134 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
135 data_shdr fields of relinfo.
136 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
137 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
138 R_386_TLS_LDO_32, adjust based on section flags.
139 (Target_i386::Relocate::fix_up_ldo): Remove.
141 2009-10-13 Ian Lance Taylor <iant@google.com>
143 Add support for -pie.
144 * options.h (class General_options): Add -pie and
146 (General_options::output_is_position_independent): Test -pie.
147 (General_options::output_is_executable): Return true if not shared
149 (General_options::output_is_pie): Remove.
150 * options.cc (General_options::finalize): Reject incompatible uses
152 * gold.cc (queue_middle_tasks): A -pie link is not static.
153 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
154 * symtab.cc (Symbol::final_value_is_known): Return false if
155 output_is_position_independent.
156 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
157 output_is_position_independent.
158 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
159 output_is_position_independent.
160 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
161 output_is_position_independent.
162 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
164 (basic_pie_test.o, basic_pie_test): New targets.
165 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
166 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
167 (two_file_pie_test): New target.
168 * testsuite/Makefile.in: Rebuild.
169 * README: Remove note saying that -pie is not supported.
171 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
173 * options.h (class General_options): Add -init and -fini.
174 * layout.cc (Layout::finish_dynamic_section): Emit
175 given init and fini functions.
177 2009-10-13 Sriraman Tallam <tmsriram@google.com>
179 * gc.h (gc_process_relocs): Check if icf is enabled using new
181 * gold.cc (queue_initial_tasks): Likewise.
182 (queue_middle_tasks): Likewise.
183 * object.cc (do_layout): Likewise.
184 * symtab.cc (is_section_folded): Likewise.
185 * main.cc (main): Likewise.
186 * reloc.cc (Read_relocs::run): Likewise.
187 (Sized_relobj::do_scan_relocs): Likewise.
188 * icf.cc (is_function_ctor_or_dtor): New function.
189 (Icf::find_identical_sections): Check if function is ctor or dtor when
191 * options.h (General_options::icf): Change option to be an enum.
192 (Icf_status): New enum.
193 (icf_enabled): New method.
194 (icf_safe_folding): New method.
195 (set_icf_status): New method.
196 (icf_status_): New variable.
197 * (options.cc) (General_options::finalize): Set icf_status_.
198 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
199 icf_test and icf_keep_unique_test to use the --icf enum flag.
200 * testsuite/icf_safe_test.sh: New file.
201 * testsuite/icf_safe_test.cc: New file.
203 2009-10-12 Sriraman Tallam <tmsriram@google.com>
205 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
206 includes to gc.h and icf.h.
207 * arm.cc: Include gc.h.
210 * powerpc.cc: Likewise.
211 * sparc.cc: Likewise.
212 * x86_64.cc: Likewise.
213 * gc.h: Include icf.h.
215 2009-10-11 Ian Lance Taylor <iant@google.com>
217 * plugin.cc: Include "gold.h" before other header files.
219 2009-10-10 Chris Demetriou <cgd@google.com>
221 * options.h (Input_file_argument::Input_file_type): New enum.
222 (Input_file_argument::is_lib_): Replace with...
223 (Input_file_argument::type_): New member.
224 (Input_file_argument::Input_file_argument): Take Input_file_type
225 'type' rather than boolean 'is_lib' as second argument.
226 (Input_file_argument::is_lib): Use type_.
227 (Input_file_argument::is_searched_file): New function.
228 (Input_file_argument::may_need_search): Handle is_searched_file.
229 * options.cc (General_options::parse_library): Support -l:filename.
230 (General_options::parse_just_symbols): Update for Input_file_argument
232 (Command_line::process): Likewise.
233 * archive.cc (Archive::get_file_and_offset): Likewise.
234 * plugin.cc (Plugin_manager::release_input_file): Likewise.
235 * script.cc (read_script_file, script_add_file): Likewise.
236 * fileread.cc (Input_file::Input_file): Likewise.
237 (Input_file::will_search_for): Handle is_searched_file.
238 (Input_file::open): Likewise.
239 * readsyms.cc (Read_symbols::get_name): Likewise.
240 * testsuite/Makefile.am (searched_file_test): New test.
241 * testsuite/Makefile.in: Regenerate.
242 * testsuite/searched_file_test.cc: New file.
243 * testsuite/searched_file_test_lib.cc: New file.
245 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
246 Ian Lance Taylor <iant@google.com>
248 * descriptor.cc: Include <cstdio> and "binary-io.h".
249 (Descriptors::open): Open the files in binary mode always.
250 * script.cc (Lex::get_token): Treat \r as whitespace.
252 2009-10-09 Ian Lance Taylor <iant@google.com>
254 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
256 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
257 Ian Lance Taylor <iant@google.com>
259 * configure.ac: Check for readv function also.
260 * fileread.cc (readv): Define if not HAVE_READV.
261 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
263 * config.in: Regenerate.
264 * configure: Regenerate.
266 2009-10-09 Doug Kwan <dougkwan@google.com>
268 * layout.cc (Layout::make_output_section): Call target hook to make
269 ordinary output section.
270 (Layout::finalize): Adjust parameter list of call the
272 * layout.h (class Layout::section_list): New method.
273 * merge.h (Output_merge_base::entsize): Change visibility to public.
274 (Output_merge_base::is_string, Output_merge_base::do_is_string):
276 (Output_merge_string::do_is_string): New method.
277 * object.cc (Sized_relobj::do_setup): renamed from
278 Sized_relobj::set_up.
279 * object.h (Sized_relobj::adjust_shndx,
280 Sized_relobj::initializ_input_to_output_maps,
281 Sized_relobj::free_input_to_output_maps): Change visibilities to
283 (Sized_relobj::setup): Virtualize.
284 (Sized_relobj::do_setup): New method declaration.
285 (Sized_relobj::invalidate_section_offset,
286 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
287 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
288 * options.cc (parse_int): New function.
289 * options.h (parse_int): New declaration.
290 (DEFINE_int): New macro.
291 (stub_group_size): New option.
292 * output.cc (Output_section::Output_section): Initialize memebers
293 merge_section_map_, merge_section_by_properties_map_,
294 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
295 (Output_section::add_input_section): Handled deferred code-fill
296 generation and remove an old comment.
297 (Output_section::add_relaxed_input_section): New method definition.
298 (Output_section::add_merge_input_section): Use merge section by
299 properties map to speed to search. Update merge section maps
301 (Output_section::build_relaxation_map): New method definition.
302 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
304 (Output_section::relax_input_section): Renamed to
305 Output_section::convert_input_sections_to_relaxed_sections and change
306 interface to take a vector of pointers to relaxed sections.
307 (Output_section::find_merge_section,
308 Output_section::find_relaxed_input_section): New method definitions.
309 (Output_section::is_input_address_mapped,
310 Output_section::output_offset, Output_section::output_address):
311 Use output section data maps to speed up searching.
312 (Output_section::find_starting_output_address): Add comments.
313 (Output_section::do_write,
314 Output_section::write_to_postprocessing_buffer): Do code-fill
315 generation as appropriate.
316 (Output_section::get_input_sections): Invalidate relaxed input section
318 (Output_section::restore_states): Adjust type of checkpoint .
319 Invalidate relaxed input section map.
320 * output.h (Output_merge_base): New class declaration.
321 (Input_section_specifier): New class defintion.
322 (class Output_relaxed_input_section) Change base class to
323 Output_section_data_build.
324 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
325 base class initializer.
326 (Output_section::add_relaxed_input_section): New method declaration.
327 (Output_section::Input_section): Change visibility to protected.
328 (Output_section::Input_section::relobj,
329 Output_section::Input_section::shndx): Handle relaxed input sections.
330 Output_section::input_sections) Change visibility to protected. Also
331 define overload to return a non-const pointer.
332 (Output_section::Merge_section_properties): New class defintion.
333 (Output_section::Merge_section_by_properties_map,
334 Output_section::Output_section_data_by_input_section_map,
335 Output_section::Relaxation_map): New types.
336 (Output_section::relax_input_section): Rename method to
337 Output_section::convert_input_sections_to_relaxed_sections and change
338 interface to take a vector of relaxed section pointers.
339 (Output_section::find_merge_section,
340 Output_section::find_relaxed_input_section,
341 Output_section::build_relaxation_map,
342 Output_section::convert_input_sections_in_list_to_relaxed_sections):
343 New method declarations.
344 (Output_section::merge_section_map_
345 Output_section::merge_section_by_properties_map_,
346 Output_section::relaxed_input_section_map_,
347 Output_section::is_relaxed_input_section_map_valid_,
348 Output_section::generate_code_fills_at_write_): New data members.
350 (Output_section_element_input::set_section_addresses): Call
351 current_data_size and addralign methods of relaxed input sections.
352 (Orphan_output_section::set_section_addresses): Call current_data_size
353 and addralign methods of relaxed input sections.
354 * symtab.cc (Symbol_table::compute_final_value): Extract template
355 from the body of Symbol_table::sized_finalize_symbol.
356 (Symbol_table::sized_finalized_symbol): Call
357 Symbol_table::compute_final_value.
358 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
359 (Symbol_table::compute_final_value): New templated method declaration.
360 * target.cc (Target::do_make_output_section): New method defintion.
361 * target.h (Target::make_output_section): New method declaration.
362 (Target::relax): Add more parameters for input objects, symbol table
363 and layout. Adjust call to do_relax.
364 (Target::do_make_output_section): New method declaration.
365 (Target::do_relax): Add parameters for input objects, symbol table
368 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
370 * pread.c: Include stdio.h.
372 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
374 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
377 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
379 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
380 Change read_shndx type to unsigned int.
381 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
383 (Sized_dwarf_line_info::read_line_mappings): Likewise.
384 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
385 Change read_shndx type to unsigned int.
386 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
388 (Sized_dwarf_line_info::read_line_mappings): Likewise.
389 * layout.cc (Layout::create_symtab_sections): Cast the result of
390 local_symcount * symsize to off_t in the gold_assert.
392 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
394 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
395 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
397 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
398 (Arm_relocate_functions::thm_abs5): New function.
399 (Arm_relocate_functions::abs12): New function.
400 (Arm_relocate_functions::abs16): New function.
401 (Arm_relocate_functions::base_abs): New function.
402 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
403 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
404 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
406 (Scan::global): Likewise.
407 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
408 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
409 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
410 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
413 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
415 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
416 (Arm_relocate_functions::movt_prel): New function.
417 (Arm_relocate_functions::thm_movw_prel_nc): New function.
418 (Arm_relocate_functions::thm_movt_prel): New function.
419 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
420 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
421 (Scan::global, Relocate::relocate): Likewise.
422 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
424 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
426 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
428 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
430 (class Incremental_inputs_header): New class.
431 (Incremental_inputs_header_writer): Edit comment.
432 (Incremental_inputs_entry): New class.
433 (Incremental_inputs_entry_writer): Edit comment.
434 (Sized_incremental_binary::do_find_incremental_inputs_section):
435 Add *strtab_shndx parameter, fill it.
436 (Sized_incremental_binary::do_check_inputs): New method.
437 (Incremental_checker::can_incrementally_link_output_file): Use
438 Sized_incremental_binary::check_inputs.
439 (Incremental_inputs::report_command_line): Save command line in
442 (Incremental_binary::find_incremental_inputs_section): New
444 (Incremental_binary::do_find_incremental_inputs_section): Add
445 strtab_shndx parameter.
446 (Incremental_binary::do_check_inputs): New pure virtual method.
447 (Sized_incremental_binary::do_check_inputs): Declare.
448 (Incremental_checker::Incremental_checker): Add incremental_inputs
449 parameter, use it to initialize incremental_inputs_.
450 (Incremental_checker::incremental_inputs_): New field.
451 (Incremental_checker::command_line): New method.
452 (Incremental_checker::inputs): New method.
453 (Incremental_checker::command_line_): New field.
455 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
457 * incremental.cc: Include <cstdarg> and "target-select.h".
458 (vexplain_no_incremental): New function.
459 (explain_no_incremental): New function.
460 (Incremental_binary::error): New method.
461 (Sized_incremental_binary::do_find_incremental_inputs_section): New
463 (make_sized_incremental_binary): New function.
464 (open_incremental_binary): New function.
465 (can_incrementally_link_file): Add checks if output is ELF and has
467 * incremental.h: Include "elfcpp_file.h" and "output.h".
468 (Incremental_binary): New class.
469 (Sized_incremental_binary): New class.
470 (open_incremental_binary): Declare.
471 * object.cc (is_elf_object): Use
472 elfcpp::Elf_recognizer::is_elf_file.
473 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
474 * output.h (Output_file::filesize): New method.
476 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
478 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
480 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
481 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
483 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
485 (Arm_relocate_functions::movw_abs_nc): New function.
486 (Arm_relocate_functions::movt_abs): New function.
487 (Arm_relocate_functions::thm_movw_abs_nc): New function.
488 (Arm_relocate_functions::thm_movt_abs): New function.
489 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
490 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
491 (Scan::global): Likewise.
492 (Relocate::relocate): Likewise.
493 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
495 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
497 * arm.cc (Arm_relocate_functions::got_prel) New function.
498 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
499 (Relocate::relocate): Likewise.
500 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
502 2009-10-06 Ian Lance Taylor <iant@google.com>
504 * options.h (class General_options): Define
505 split_stack_adjust_size parameter.
506 * object.h (class Object): Add uses_split_stack_ and
507 has_no_split_stack_ fields. Add uses_split_stack and
508 has_no_split_stack accessor functions. Declare
509 handle_split_stack_section.
510 (class Reloc_symbol_changes): Define.
511 (class Sized_relobj): Define Function_offsets. Declare
512 split_stack_adjust, split_stack_adjust_reltype, and
514 * object.cc (Object::handle_split_stack_section): New function.
515 (Sized_relobj::do_layout): Call handle_split_stack_section.
516 * dynobj.cc (Sized_dynobj::do_layout): Call
517 handle_split_stack_section.
518 * reloc.cc (Sized_relobj::relocate_sections): Call
519 split_stack_adjust for executable sections in split_stack
520 objects. Pass reloc_map to relocate_section.
521 (Sized_relobj::split_stack_adjust): New function.
522 (Sized_relobj::split_stack_adjust_reltype): New function.
523 (Sized_relobj::find_functions): New function.
524 * target-reloc.h: Include "object.h".
525 (relocate_section): Add reloc_symbol_changes parameter. Change
527 * target.h (class Target): Add calls_non_split method. Declare
528 do_calls_non_split virtual method. Declare match_view and
530 * target.cc: Include "elfcpp.h".
531 (Target::do_calls_non_split): New function.
532 (Target::match_view): New function.
533 (Target::set_view_to_nop): New function.
534 * gold.cc (queue_middle_tasks): Give an error if mixing
535 split-stack and non-split-stack objects with -r.
536 * i386.cc (Target_i386::relocate_section): Add
537 reloc_symbol_changes parameter.
538 (Target_i386::do_calls_non_split): New function.
539 * x86_64.cc (Target_x86_64::relocate_section): Add
540 reloc_symbol_changes parameter.
541 (Target_x86_64::do_calls_non_split): New function.
542 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
544 * powerpc.cc (Target_powerpc::relocate_section): Add
545 reloc_symbol_changes parameter.
546 * sparc.cc (Target_sparc::relocate_section): Add
547 reloc_symbol_changes parameter.
548 * configure.ac: Call AM_CONDITIONAL for the default target.
549 * configure: Rebuild.
550 * testsuite/Makefile.am (TEST_AS): New variable.
551 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
552 (check_DATA): Add split_i386 and split_x86_64 files.
553 (SPLIT_DEFSYMS): Define.
554 (split_i386_[1234n].o): New targets.
555 (split_i386_[124]): New targets.
556 (split_i386_[1234r].stdout): New targets.
557 (split_x86_64_[1234n].o): New targets.
558 (split_x86_64_[124]): New targets.
559 (split_x86_64_[1234r].stdout): New targets.
560 (MOSTLYCLEANFILES): Add new executables.
561 * testsuite/split_i386.sh: New file.
562 * testsuite/split_x86_64.sh: New file.
563 * testsuite/split_i386_1.s: New file.
564 * testsuite/split_i386_2.s: New file.
565 * testsuite/split_i386_3.s: New file.
566 * testsuite/split_i386_4.s: New file.
567 * testsuite/split_i386_n.s: New file.
568 * testsuite/split_x86_64_1.s: New file.
569 * testsuite/split_x86_64_2.s: New file.
570 * testsuite/split_x86_64_3.s: New file.
571 * testsuite/split_x86_64_4.s: New file.
572 * testsuite/split_x86_64_n.s: New file.
573 * testsuite/testfile.cc (Target_test): Update relocation_section
575 * testsuite/Makefile.in: Rebuild.
577 2009-10-06 Ian Lance Taylor <iant@google.com>
579 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
580 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
581 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
582 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
583 the address on ldo_addrs_.
584 (Target_i386::Relocate::fix_up_ldo): New function.
586 2009-10-06 Rafael Espindola <espindola@google.com>
588 * plugin.cc (add_input_library): New.
589 (Plugin::load): Add add_input_library to tv.
590 (Plugin_manager::add_input_file): Add the is_lib argument.
591 (add_input_file): Update call to Plugin_manager::add_input_file.
592 (add_input_library): New.
593 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
595 2009-09-30 Doug Kwan <dougkwan@google.com>
597 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
598 symbol and call Symbol::may_need_copy_reloc to determine if
599 a copy reloc is needed.
600 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
601 nocopyreloc is given in command line.
602 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
603 given in command line.
604 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
605 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
606 of the removed Target_i386::may_need_copy_reloc.
607 * options.h (copyreloc): New option with default value false.
608 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
609 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
610 instead of the removed Target_powerpc::may_need_copy_reloc.
611 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
612 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
613 instead of the removed Target_sparc::may_need_copy_reloc.
614 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
615 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
616 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
617 instead of the removed Target_x86_64::may_need_copy_reloc.
619 2009-09-30 Ian Lance Taylor <iant@google.com>
621 * object.h (class Object): Remove target_ field, and target,
622 sized_target, and set_target methods.
623 (Object::sized_target): Remove.
624 (class Sized_relobj): Update declarations. Remove sized_target.
625 * object.cc (Sized_relobj::setup): Remove target parameter.
627 (Input_objects::add_object): Don't do anything with the target.
628 (make_elf_sized_object): Add punconfigured parameter. Change all
629 callers. Set or test parameter target.
630 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
632 * parameters.cc (Parameters::set_target): Change parameter type to
634 (Parameters::default_target): Remove.
635 (set_parameters_target): Change parameter type to be non-const.
636 (parameters_force_valid_target): New function.
637 (parameters_clear_target): New function.
638 * parameters.h (class Parameters): Update declarations. Remove
639 default_target method. Add sized_target and clear_target
640 methods. Change target_ to be non-const.
641 (set_parameters_target): Update declaration.
642 (parameters_force_valid_target): Declare.
643 (parameters_clear_target): Declare.
644 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
645 as NULL if we aren't searching.
646 (Add_symbols::run): Don't check for compatible target.
647 * fileread.cc (Input_file::open_binary): Call
648 parameters_force_valid_target.
649 * gold.cc (queue_middle_tasks): Likewise.
650 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
651 set_target on object.
652 * dynobj.h (class Sized_dynobj): Update declarations.
653 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
654 make_elf_object returns NULL.
655 (Archive::include_member): Don't check whether object target is
657 * output.cc (Output_section::add_input_section): Get target from
659 (Output_section::relax_input_section): Likewise.
660 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
662 (Sized_relobj::do_scan_relocs): Likewise.
663 (Sized_relobj::relocate_sections): Likewise.
664 * resolve.cc (Symbol_table::resolve): Likewise.
665 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
666 parameter. Change all callers.
667 (Symbol_table::add_from_object): Get target from parameters.
668 (Symbol_table::add_from_relobj): Don't check object target.
669 (Symbol_table::add_from_dynobj): Likewise.
670 (Symbol_table::define_special_symbol): Get target from
672 * symtab.h (class Symbol_table): Update declaration.
673 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
674 parameter. Change all callers. Clear parameter target.
675 (Binary_test): Test target here.
676 * testsuite/object_unittest.cc (gold_testsuite): Remove
677 target_test_pointer parameter. Change all callers.
678 (Object_test): Test target here.
680 2009-09-26 Ian Lance Taylor <iant@google.com>
682 * testsuite/initpri1.c: Don't try to use constructor priorities if
683 compiling with gcc before 4.3.
685 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
687 * testsuite/retain_symbols_file_test.sh (check_present): Change
688 output file name to retain_symbols_file_test.stdout.
689 (check_absent): Likewise.
691 2009-09-18 Craig Silverstein <csilvers@google.com>
693 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
694 * options.cc: Include <cerrno> and <fstream>.
695 (General_options::finalize): Parse -retain-symbols-file tag.
696 * options.h: New flag.
697 (General_options): New method should_retain_symbol, new
698 variable symbols_to_retain.
699 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
700 should_retain_symbol map.
701 * testsuite/Makefile.am (retain_symbols_file_test): New test.
702 * testsuite/Makefile.in: Regenerate.
703 * testsuite/retain_symbols_file_test.sh: New file.
705 2009-09-18 Nick Clifton <nickc@redhat.com>
707 * po/es.po: Updated Spanish translation.
709 2009-09-17 Doug Kwan <dougkwan@google.com>
711 * debug.h (DEBUG_RELAXATION): New constant.
712 (DEBUG_ALL): Add DEBUG_RELAXATION.
713 (debug_string_to_enum): Add relaxation debug option.
715 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
716 Layout::Relaxation_debug_check::read_sections,
717 Layout::Relaxation_debug_check::read_sections): New method definitions.
718 (Layout::Layout): Initialize data members
719 record_output_section_data_from_scrips_,
720 script_output_section_data_list_ and relaxation_debug_check_.
721 (Layout::save_segments, Layout::restore_segments,
722 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
723 Layout::relaxation_loop_body): New method definitions.
724 (Layout::finalize): Support relaxation. Move section layout code to
725 Layout::relaxation_loop_body.
726 (Layout::set_asection_address_from_script): Move code for orphan
727 section placement out.
728 (Layout::place_orphan_sections_in_script): New method definition.
729 * layout.h (Output_segment_headers, Output_file_header):
730 New forward class declarations.
731 (Layout::~Layout): Define.
732 (Layout::new_output_section_data_from_script): New method definition.
733 (Layout::place_orphan_sections_in_script): New method declaration.
734 (Layout::Segment_states): New type declaration.
735 (Layout::save_segments, Layout::restore_segments,
736 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
737 Layout::relaxation_loop_body): New method declarations.
738 (Layout::Output_section_data_list): New type declaration.
739 (Layout::Relaxation_debug_check): New class definition.
740 (Layout::record_output_section_data_from_script_,
741 Layout::script_output_section_data_list_, Layout::segment_states_,
742 Layout::relaxation_debug_check_): New data members.
743 * output.cc: (Output_section_headers::do_size): New method definition.
744 (Output_section_headers::Output_section_headers): Move size
745 computation to Output_section_headers::do_size.
746 (Output_segment_headers::do_size): New method definition.
747 (Output_file_header::Output_file_header): Move size computation to
748 Output_file_header::do_size and call it.
749 (Output_file_header::do_size): New method definition.
750 (Output_data_group::Output_data_group): Adjust call to
752 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
753 (Output_symtab_xindex::do_write): Add array bound check.
754 (Output_section::Input_section::print_to_mapfile): Handle
755 RELAXED_INPUT_SECTION_CODE.
756 (Output_section::Output_section): Initialize data member checkpoint_.
757 (Output_section::~Output_section): Delete checkpoint object pointed
759 (Output_section::add_input_section): Always add an Input_section if
761 (Output_section::add_merge_input_section): Add assert.
762 (Output_section::relax_input_section): New method definition.
763 (Output_section::set_final_data_size): Set load address to zero for
764 an unallocated section.
765 (Output_section::do_address_and_file_offset_have_reset_values):
766 New method definition.
767 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
768 Handle relaxed input section.
769 (Output_section::sort_attached_input_sections): Checkpoint input
771 (Output_section::get_input_sections): Change type of input_sections to
772 list of Simple_input_section pointers. Checkpoint input section list
773 lazily. Also handle relaxed input sections.
774 (Output_section::add_input_section_for_script): Take a reference to
775 a Simple_input_section object instead of Relobj pointer and section
776 index as parameter. Handle relaxed input sections.
777 (Output_section::save_states, Output_section::restore_states): New
779 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
780 (Output_data::is_data_size_fixed): New method definition.
781 (Output_data::reset_addresss_and_file_offset): Do not reset data size
783 (Output_data::address_and_file_offset_have_reset_values): New method
785 (Output_data::do_address_and_file_offset_have_reset_values): New method
787 (Output_data::set_data_size): Check that data size is not fixed.
788 (Output_data::fix_data_size): New method definition.
789 (Output_data::is_data_size_fixed_): New data member.
790 (Output_section_headers::set_final_data_size): New method definition.
791 (Output_section_headers::do_size): New method declaration.
792 (Output_segment_headers::set_final_data_size): New method definition.
793 (Output_segment_headers::do_size): New method declaration.
794 (Output_file_header::set_final_data_size)::New method definition.
795 (Output_file_header::do_size)::New method declaration.
796 (Output_section_data::Output_section_data): Add new parameter
797 is_data_size_fixed and use it to fix data size.
798 (Output_data_const::Output_data_const): Adjust call to base class
799 constructor and fix data size.
800 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
801 base class constructor and fix data size.
802 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
803 base class constructor and fix data size.
804 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
805 class constructor and fix data size.
806 (Output_data_group::set_final_data_size): New method definition.
807 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
808 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
809 class constructor and fix data size.
810 (Output_relaxed_input_section): New class definition.
811 (Output_section::Simple_input_section): New class definition.
812 (Output_section::get_input_sections): Adjust parameter list.
813 (Output_section::add_input_section_for_script): Same.
814 (Output_section::save_states, Output_section::restore_states,
815 Output_section::do_address_and_file_offset_have_reset_values,
816 (Output_section::Input_section::Input_section): Handle
817 RELAXED_INPUT_SECTION_CODE. Add new overload for
818 Output_relaxed_input_section.
819 (Output_section::Input_section::is_input_section,
820 Output_section::Input_section::set_output_section): Handle relaxed
822 (Output_section::Input_section::is_relaxed_input_section,
823 Output_section::Input_section::output_section_data,
824 Output_section::Input_section::relaxed_input_section): New method
826 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
828 (Output_section::Input_section::u1_): Update comments.
829 (Output_section::Input_section::u2_): Add new union member poris.
830 (Output_section::Checkpoint_output_section): New classs definition.
831 (Output_section::relax_input_section): New method declaration.
832 (Output_section::checkpoint_): New data member.
833 (Output_segment): Update comments.
834 (Output_segment::Output_segment): Un-privatize copy constructor.
835 (Output_segment::operator=): Un-privatize.
836 * script-sections.cc (Output_section_element::Input_section_list):
837 Change element type to Output_section::Simple_input_section.
838 (Output_section_element_dot_assignment::set_section_addresses):
839 Register output section data for relaxation clean up.
840 (Output_data_exression::Output_data_expression): Adjust call to base
841 constructor to fix data size.
842 (Output_section_element_data::set_section_addresses): Register
843 Output_data_expression object for relaxation clean up.
844 (struct Input_section_info): Replace Relobj pointer and section index
845 pair with Output_section::Simple_input_section and Convert struct to a
847 (Input_section_sorter::operator()): Adjust access to
848 Input_section_info data member to use accessors.
849 (Output_section_element_input::set_section_addresses): Use layout
850 parameter. Adjust code to use Output_section::Simple_input_section
851 and Input_secction_info classes. Register filler for relaxation
853 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
854 and section index pair with Output_section::Simple_input_section
855 class. Adjust code accordingly.
856 (Phdrs_element::release_segment): New method definition.
857 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
859 (Script_sections::release_segments): New method definition.
860 * gold/script-sections.h (Script_sections::release_segments): New
862 * gold/target.h (Target::may_relax, Target::relax,
863 Target::do_may_relax, Target::do_relax): New method definitions.
865 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
867 * arm.cc (has_signed_unsigned_overflow): New function.
868 (Arm_relocate_functions::abs8): New function.
869 (Target_arm::Scan::local): Handle R_ARM_ABS8.
870 (Target_arm::Scan::global): Likewise.
871 (Target_arm::relocate::relocate): Likewise.
872 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
875 2009-09-16 Cary Coutant <ccoutant@google.com>
877 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
878 * testsuite/Makefile.in: Regenerate.
880 2009-09-11 Nick Clifton <nickc@redhat.com>
882 * po/gold.pot: Updated by the Translation project.
884 2009-09-08 Cary Coutant <ccoutant@google.com>
886 * output.cc (Output_file::open): Add execute permission to empty file.
887 * testsuite/Makefile.am (permission_test): New test.
888 * testsuite/Makefile.in: Regenerate.
890 2009-09-02 Ian Lance Taylor <iant@google.com>
892 * output.cc (Output_file::resize): Call map_no_anonymous rather
895 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
897 * gold.cc: Include "incremental.h".
898 (queue_initial_tasks): Call Incremental_checker methods.
899 * incremental.cc: Include "output.h".
900 (Incremental_checker::can_incrementally_link_output_file): New
902 * incremental.h (Incremental_checker): New class.
904 * output.cc (Output_file::open_for_modification): New method.
905 (Output_file::map_anonymous): Changed return type to bool. Record
907 (Output_file::map_no_anonymous): New method, broken out of map.
908 (Output_file::map): Use map_no_anonymous and map_anonymous.
909 * output.h (class Output_file): Update declarations.
911 2009-08-24 Cary Coutant <ccoutant@google.com>
913 * options.h (Command_line::Pre_options): New class.
914 (Command_line::pre_options): New member.
915 * options.cc (gold::options::ready_to_register): New variable.
916 (One_option::register_option): Do nothing if not registering options.
917 Assert if same short option registered twice.
918 (General_options::General_options): Turn off option registration when
920 (Command_line::Pre_options::Pre_options): New constructor.
922 2009-08-24 Cary Coutant <ccoutant@google.com>
924 * options.h (General_options::no_keep_memory): Remove incorrect
927 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
929 * Makefile.am (am__skiplex, am__skipyacc): New.
930 * Makefile.in: Regenerate.
932 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
934 * Makefile.am (AM_CPPFLAGS): Renamed from ...
935 (INCLUDES): ... this.
936 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
937 (AM_CPPFLAGS): Renamed from ...
939 * Makefile.in, testsuite/Makefile.in: Regenerate.
941 * Makefile.in: Regenerate.
942 * aclocal.m4: Likewise.
943 * config.in: Likewise.
944 * configure: Likewise.
945 * testsuite/Makefile.in: Likewise.
947 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
948 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
949 * Makefile.in: Regenerate.
950 * testsuite/Makefile.in: Regenerate.
952 2009-08-19 Cary Coutant <ccoutant@google.com>
954 * resolve.cc (Symbol_table::resolve): Don't complain about defined
955 symbols in shared libraries overridden by hidden or internal symbols
958 2009-08-19 Chris Demetriou <cgd@google.com>
960 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
961 checking source file names in error messages.
963 2009-08-18 Doug Kwan <dougkwan@google.com>
965 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
966 an elcpp::Ehdr as parameter. Adjust call to set_target.
967 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
968 an elfcpp::Ehdr as parameter.
969 * object.cc (Object::set_target): Remove the version that looks up
970 a target and sets it.
971 (Sized_relobj::setup): Take a Target object instead of
972 an elfcpp::Ehdr as parameter. Adjust call to set_target.
973 (make_elf_sized_object): Find target and ask target to
975 * object.h: (Object::set_target): Remove the version that looks up
976 a target and sets it.
977 (Sized_relobj::setup): Take a Target object instead of
978 an elfcpp:Ehdr as parameter.
979 * target.cc: Include dynobj.h.
980 (Target::do_make_elf_object_implementation): New.
981 (Target::do_make_elf_object): New.
982 * target.h (Target::make_elf_object): New template declaration.
983 (Target::do_make_elf_object): New method declarations.
984 (Target::do_make_elf_object_implementation): New template declaration.
986 2009-08-14 Ian Lance Taylor <iant@google.com>
988 * gold.h (FUNCTION_NAME): Define.
989 (gold_unreachable): Use FUNCTION_NAME.
991 2009-08-12 Sriraman Tallam <tmsriram@google.com>
993 * icf.cc (Icf::find_identical_sections): Issue a warning when a
994 symbol in the --keep-unique list is not found.
996 2009-08-12 Sriraman Tallam <tmsriram@google.com>
998 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
999 been maked as --keep-unique.
1000 (Icf::unfold_section): New function.
1001 * icf.h (Icf::unfold_section): New function.
1002 * options.h (General_options::keep_unique): New option.
1003 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1004 * testsuite/Makefile.in: Regenerate.
1005 * testsuite/icf_keep_unique_test.sh: New file.
1006 * testsuite/icf_keep_unique_test.cc: New file.
1008 2009-08-12 Cary Coutant <ccoutant@google.com>
1011 * resolve.cc (Symbol_table::resolve): Check for references from
1012 dynamic objects to hidden and internal symbols.
1013 * testsuite/Makefile.am (hidden_test.sh): New test.
1014 * testsuite/Makefile.in: Regenerate.
1015 * testsuite/hidden_test.sh: New script.
1016 * testsuite/hidden_test_1.c: New test source.
1017 * testsuite/hidden_test_main.c: New test source.
1019 2009-08-11 Doug Kwan <dougkwan@google.com>
1021 * arm.cc: Update comments.
1022 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1023 segment to locate the .ARM.exidx section if present.
1025 2009-08-09 Doug Kwan <dougkwan@google.com>
1027 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1030 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1031 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1034 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1036 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1037 valid tls_segment only for non-debug-section relocations.
1038 * testsuite/Makefile.am: Add gc_tls_test.
1039 * testsuite/Makefile.in: Regenerate.
1040 * testsuite/gc_tls_test.cc: New file.
1041 * testsuite/gc_tls_test.sh: New file.
1043 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1047 * Makefile.am (CCFILES): Add icf.cc.
1049 * Makefile.in: Regenerate.
1050 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1051 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1052 section, symbol and addend information for the relocs.
1053 * gold.cc (queue_middle_tasks): Call identical code folding.
1054 * gold.h: Add defines for multimap.
1055 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1056 to the call of finalize_local_symbols.
1057 * main.cc (main): Create object of class Icf.
1058 * object.cc (Sized_relobj::do_layout): Allow this function to be
1059 called twice during icf.
1060 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1061 to sections marked as identical by icf.
1062 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1064 (Sized_relobj::do_section_entsize): New function.
1065 * object.h (Object::section_entsize): New function.
1066 (Object::do_section_entsize): New pure virtual function.
1067 (Relobj::finalize_local_symbols): Add new parameter.
1068 (Relobj::do_section_entsize): New function.
1069 * options.h (General_options::icf): New option.
1070 (General_options::icf_iterations): New option.
1071 (General_options::print_icf_sections): New option.
1072 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1073 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1074 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1076 * symtab.cc (Symbol_table::is_section_folded): New function.
1077 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1078 to sections marked as identical by icf.
1079 * symtab.h (Symbol_table::set_icf): New function.
1080 (Symbol_table::icf): New function.
1081 (Symbol_table::is_section_folded): New function.
1082 (Symbol_table::icf_): New data member.
1083 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1084 * testsuite/Makefile.am: Add commands to build icf_test.
1085 * testsuite/Makefile.in: Regenerate.
1086 * testsuite/icf_test.sh: New file.
1087 * testsuite/icf_test.cc: New file.
1089 2009-07-24 Chris Demetriou <cgd@google.com>
1091 * layout.cc (is_compressible_debug_section): Fix incorrect
1092 comment about compressed section names.
1094 2009-07-20 Ian Lance Taylor <ian@airs.com>
1097 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1099 2009-07-16 Ian Lance Taylor <iant@google.com>
1102 * layout.h: #include <map>.
1103 (class Kept_section): Change from struct to class. Add accessors
1104 and setters. Add section size to Comdat_group mapping. Change
1105 Comdat_group to std::map. Add is_comdat_ field. Add
1106 linkonce_size field in union.
1107 (class Layout): Update declaration of find_or_add_kept_section.
1108 Don't declare find_kept_object.
1109 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1110 parameter. Add object, shndx, is_comdat, and is_group_name
1111 parameters. Change all callers. Adjust for new Kept_section.
1112 (Layout::find_kept_object): Remove.
1113 * object.cc (Sized_relobj::include_section_group): Update use of
1114 Kept_section. Rename secnum to shndx. Only record
1115 Kept_comdat_section if sections are the same size.
1116 (Sized_relobj::include_linkonce_section): Update use of
1117 Kept_section. Only record Kept_comdat_section if sections are the
1118 same size. Set size of linkonce section.
1119 (Sized_relobj::map_to_kept_section): Update call to
1120 get_kept_comdat_section.
1121 * object.h (class Sized_relobj): Rename fields in
1122 Kept_comdat_section to drop trailing underscores; change object
1123 field to Relobj*. Change Kept_comdat_section_table to store
1124 struct rather than pointer.
1125 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1126 Add kept_object and kept_shndx parameters. Change all callers.
1127 (Sized_relobj::get_kept_comdat_section): Change return type to
1128 bool. Add kept_object and kept_shndx parameters. Change all
1130 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1131 Layout::find_or_add_kept_section.
1133 2009-07-09 Ian Lance Taylor <iant@google.com>
1135 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1136 Reserve space in the hash table.
1138 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1140 * fileread.cc (File_read::get_mtime): New method.
1141 * fileread.h (Timespec): New structure.
1142 (File_read::get_mtime): New method.
1143 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1144 Renamed from timestamp_nsec.
1145 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1147 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1149 (Incremental_inputs::report_archive): Save mtime; style fix.
1150 (Incremental_inputs::report_obejct): Save mtime; style fix.
1151 (Incremental_inputs::report_script): Save mtime; style fix.
1152 (Incremental_inputs::finalize_inputs): Style fix.
1153 (Incremental_inputs::finalize): Style fix.
1154 (Incremental_inputs::create_input_section_data): Store inputs
1156 * incremental.h (Incremental_inputs::report_script): Add mtime
1158 (Incremental_inputs::Input_info::Input_info): Intialize only one
1160 (Incremental_inputs::Input_info::archive): Move to nameless
1162 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1163 (Incremental_inputs::Input_info::script): Move to nameless union.
1164 (Incremental_inputs::mtime): New field.
1165 * script.cc (read_input_script): Pass file mtime to
1167 * script.h (Script_info::inputs): Style fix.
1169 2009-07-01 Ian Lance Taylor <ian@airs.com>
1171 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1174 2009-06-24 Ian Lance Taylor <iant@google.com>
1177 * layout.cc (Layout::choose_output_section): If we find an
1178 existing section, update the flags.
1179 (Layout::create_notes): New function, broken out of
1181 (Layout::finalize): Don't create note sections.
1182 (Layout::create_note): Don't crash if linker script discards
1184 (Layout::create_gold_note): Likewise.
1185 (Layout::create_build_id): Likewise. Don't set
1186 after_input_sections on the section.
1187 (Layout::create_executable_stack_info): Remove target parameter.
1189 * layout.h (class Layout): Declare create_notes. Update
1190 declaration of create_executable_stack_info.
1191 * gold.cc (queue_middle_tasks): Call create_notes.
1192 * output.cc (Output_section::update_flags_for_input_section): Move
1193 here from output.h. If SHF_ALLOC flag is newly set, mark address
1195 * output.h (Output_data::mark_address_invalid): New function.
1196 (class Output_section): Only declare, not define,
1197 update_flags_for_input_section. Remove set_flags.
1199 2009-06-24 Ian Lance Taylor <iant@google.com>
1201 * script-sections.cc (Output_section_definition::
1202 set_section_addresses): Rename shadowing local load_address to
1205 2009-06-24 Ian Lance Taylor <iant@google.com>
1208 * reloc.cc (relocate_sections): Skip empty relocation sections.
1210 2009-06-23 Ian Lance Taylor <iant@google.com>
1213 * layout.cc (Layout::create_note): Use choose_output_section
1214 rather than make_output_section.
1216 2009-06-23 Ian Lance Taylor <iant@google.com>
1219 * options.cc (General_options::parse_V): Set printed_version_.
1220 (General_options::General_options): Initialize printed_version_.
1221 * options.h (class General_options): Add printed_version_ field.
1222 * gold.cc (queue_initial_tasks): If there are no input files,
1223 don't give a fatal error if we printed the version information.
1224 (queue_middle_tasks): If using -r with a shared object, give a
1225 fatal error rather than an ordinary error.
1227 2009-06-23 Ian Lance Taylor <iant@google.com>
1230 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1231 (Layout::make_output_section): Set have_stabstr_section_ if we see
1232 a .stab*str section.
1233 (Layout::finalize): Call link_stabs_sections.
1234 (Layout::link_stabs_sections): New file.
1235 * layout.h (class Layout): Add have_stabstr_section_ field.
1236 Declare link_stabs_sections.
1238 2009-06-23 Doug Kwan <dougkwan@google.com>
1240 * Makefile.am (libgold_a_LIBADD): New.
1241 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1242 * Makefile.in: Regenerate.
1243 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1244 * configure: Regenerate.
1245 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1246 * fileread.cc: Include sys/state.h
1247 * gold.h: Declare memmem and strndup if found missing.
1248 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1250 2009-06-23 Ian Lance Taylor <iant@google.com>
1252 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1253 * configure: Rebuild.
1255 2009-06-23 Ian Lance Taylor <iant@google.com>
1258 * object.cc (Object::section_contents): Don't try to get a view if
1259 the section has length zero.
1260 (Object::handle_gnu_warning_section): If the section is empty, use
1261 the name of the section as the warning.
1263 2009-06-23 Ian Lance Taylor <iant@google.com>
1266 * stringpool.h (class Stringpool_template): Add optimize_ field.
1267 (Stringpool_template::set_optimize): New function.
1268 * stringpool.cc (Stringpool_template::Stringpool_template):
1269 Initialize optimize_ field.
1270 (Stringpool_template::set_string_offsets): Test local optimize
1271 fild rather than parameter.
1272 * layout.cc (Layout::Layout): Call set_optimize on the section
1275 2009-06-22 Ian Lance Taylor <iant@google.com>
1278 * yyscript.y: Parse TARGET.
1279 * script.cc (script_set_target): New function.
1280 * script-c.h (script_set_target): Declare.
1281 * options.cc (General_options::string_to_object_format): Rename
1282 from string_to_object_format in anonymous namespace. Change
1284 * options.h (class General_options): Declare
1285 string_to_object_format.
1287 2009-06-22 Ian Lance Taylor <iant@google.com>
1289 * script-sections.cc (Script_sections::create_segments): Don't put
1290 program headers in a PT_LOAD segment if -n or -N.
1292 2009-06-22 Ian Lance Taylor <iant@google.com>
1295 * options.h (class General_options): Add -z lazy and -z now. Sort
1296 -z options into alphabetical order.
1297 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1299 2009-06-21 Ian Lance Taylor <iant@google.com>
1301 * layout.cc (Layout::make_output_section): Call
1302 Target::new_output_section.
1303 (Layout::attach_allocated_section_to_segment): Put large section
1304 sections in a separate load segment with the large segment flag
1306 (Layout::segment_precedes): Sort large data segments after other
1308 (align_file_offset): New static function.
1309 (Layout::set_segment_offsets): Use align_file_offset.
1310 * output.h (class Output_section): Add is_small_section_ and
1311 is_large_section_ fields.
1312 (Output_section::is_small_section): New function.
1313 (Output_section::set_is_small_section): New function.
1314 (Output_section::is_large_section): New function.
1315 (Output_section::set_is_large_section): New function.
1316 (Output_section::is_large_data_section): New function.
1317 (class Output_segment): Add is_large_data_segment_ field.
1318 (Output_segment::is_large_data_segment): New function.
1319 (Output_segment::set_is_large_data_segment): New function.
1320 * output.cc (Output_section::Output_section): Initialize new
1322 (Output_segment::Output_segment): Likewise.
1323 (Output_segment::add_output_section): Add assertion that large
1324 data sections always go in large data segments. Force small data
1325 sections to the end of the list of data sections. Force small BSS
1326 sections to the start of the list of BSS sections. For large BSS
1327 sections to the end of the list of BSS sections.
1328 * symtab.h (class Symbol): Declare is_common_shndx.
1329 (Symbol::is_defined): Check Symbol::is_common_shndx.
1330 (Symbol::is_common): Likewise.
1331 (class Symbol_table): Define enum Commons_section_type. Update
1332 declarations. Add small_commons_ and large_commons_ fields.
1333 * symtab.cc (Symbol::is_common_shndx): New function.
1334 (Symbol_table::Symbol_table): Initialize new fields.
1335 (Symbol_table::add_from_object): Put small and large common
1336 symbols in the right list.
1337 (Symbol_table::sized_finalized_symbol): Check
1338 Symbol::is_common_shndx.
1339 (Symbol_table::sized_write_globals): Likewise.
1340 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1341 common symbol lists. Don't call do_allocate_commons_list if the
1343 (Symbol_table::do_allocate_commons_list): Remove is_tls
1344 parameter. Add comons_section_type parameter. Change all
1345 callers. Handle small and large common symbols.
1346 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1347 Symbol::is_common_shndx.
1348 * resolve.cc (symbol_to_bits): Likewise.
1349 * target.h (Target::small_common_shndx): New function.
1350 (Target::small_common_section_flags): New function.
1351 (Target::large_common_shndx): New function.
1352 (Target::large_common_section_flags): New function.
1353 (Target::new_output_section): New function.
1354 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1355 small_common_section_flags, and large_common_section_flags
1357 (Target::do_new_output_section): New virtual function.
1358 * arm.cc (Target_arm::arm_info): Initialize new fields.
1359 * i386.cc (Target_i386::i386_info): Likewise.
1360 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1362 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1363 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1364 (Target_x86_64::do_new_output_section): New function.
1365 * configure.ac: Define conditional MCMODEL_MEDIUM.
1366 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1367 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1368 (large_LDFLAGS): Define.
1369 * testsuite/large.c: New file.
1370 * testsuite/testfile.cc (Target_test::test_target_info):
1371 Initialize new fields.
1372 * configure, testsuite/Makefile.in: Rebuild.
1374 2009-06-05 Doug Kwan <dougkwan@google.com>
1376 * Makefile.am (CCFILES): Add target.cc.
1377 * Makefile.in: Regenerate.
1378 * i386.cc (class Target_i386): Define new virtual method to
1379 override do_is_local_label_name in parent.
1380 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1381 local symbols if --discard-locals or -X is given.
1382 * options.h (class General_options): Declare new options
1383 '--discard-locals' and '-X' for discarding locals.
1384 * target.h (class Target): Define new methods is_local_label_name.
1385 Declare new virtual method do_is_local_label_name.
1386 * target.cc: New file.
1387 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1388 (check_SCRIPTS): Add discard_locals_test.sh.
1389 (check_DATA): Add discard_local_tests.syms.
1390 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1391 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1392 * testsuite/Makefile.in: Regenerate.
1393 * testsuite/discard_locals_test.c: New file.
1394 * testsuite/discard_locals_test.sh: Same.
1396 2009-06-05 Doug Kwan <dougkwan@google.com>
1398 * object.cc (Sized_relobj::Sized_relobj): Initialize
1399 discarded_eh_frame_shndx_ to -1U.
1400 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1402 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1403 a discarded .eh_frame section.
1404 (Sized_relobj::do_finalize_local_symbols): Ditto.
1405 * object.h (class Sized_relobj): Declare new member
1406 discarded_eh_frame_shndx_.
1407 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1408 (local_labels_test.o, local_labels_test): New rules.
1409 * testsuite/Makefile.in: Regenerate.
1411 2009-06-04 Doug Kwan <dougkwan@google.com>
1413 * layout.cc (Layout::section_name_mapping): Add mapping for
1414 special ARM sections.
1416 2009-06-03 Doug Kwan <dougkwan@google.com>
1418 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1419 (utils::has_overflow): Same.
1421 2009-06-03 Ian Lance Taylor <iant@google.com>
1423 * layout.cc (Layout::section_name_mapping): New array, replacing
1424 Layout::linkonce_mapping.
1425 (Layout::section_name_mapping_count): New variable, replacing
1426 Layout::linkonce_mapping_count.
1427 (Layout::linkonce_output_name): Remove.
1428 (Layout::output_section_name): Rewrite.
1429 * layout.h (class Layout): Rename Linkonce_mapping to
1430 Section_name_mapping, linkonce_mapping to section_name_mapping,
1431 linkonce_mapping_count to section_name_mapping_count. Don't
1432 declare linkonce_output_name.
1434 2009-06-03 Doug Kwan <dougkwan@google.com>
1436 * gold/arm.cc (namespace utils): New.
1437 (Target_arm::reloc_is_non_pic): Define new method.
1438 (class Arm_relocate_functions): New.
1439 (Target_arm::Relocate::relocate): Handle relocation types used by
1442 2009-06-03 Ian Lance Taylor <iant@google.com>
1444 * arm.cc (Target_arm::scan::global): Use || instead of |.
1446 2009-06-02 Doug Kwan <dougkwan@google.com>
1448 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1449 issued_non_pic_error_.
1450 (class Target_arm::Scan): Declare new method check_non_pic.
1451 Define new method symbol_needs_plt_entry.
1452 Declare new data member issued_non_pic_error_.
1453 (class Target_arm::Relocate): Declare new method
1454 should_apply_static_reloc.
1455 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1456 (Target_arm::Scan::check_non_pic): Define new method.
1457 (Target_arm::Scan::local): Handle a small subset of reloc types used
1459 (Target_arm::Scan::local): Same.
1460 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1462 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1464 * incremental.cc (Incremental_inputs::report_command_line): Filter
1465 out --incremental-* options.
1467 2009-05-29 Doug Kwan <dougkwan@google.com>
1469 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1471 (class Target_arm): Update comment.
1472 (Target_arm::Target_arm): Initialize new data members GOT_,
1473 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1474 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1475 and Target_arm::rel_dyn_section.
1476 Declare new_enum Target_arm::Got_type.
1477 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1479 Update commments for member do_dynsym_value.
1480 (Target_arm::got_size, Target_arm::plt_section,
1481 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1482 new methods inside class defintion.
1483 (Target_arm::got_section): Define new method.
1484 (Target_arm::rel_dyn_section): Same.
1485 (Output_data_plt_arm): New template class.
1486 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1487 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1488 (Output_data_plt_arm::add_entry): Same.
1489 (Output_data_plt_arm::first_plt_entry): Define new
1490 static data member for PLT instruction template.
1491 (Output_data_plt_arm::plt_entry): Same.
1492 (Output_data_plt_arm::do_write): Define new method.
1493 (Target_arm::make_plt_entry): Same.
1494 (Target_arm::do_finalize_sections): Same.
1495 (Target_arm::do_dynsym_value): Same.
1497 2009-05-28 Doug Kwan <dougkwan@google.com>
1499 * Makefile.am (TARGETSOURCES): Add arm.cc.
1500 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1501 * Makefile.in: Regenerate.
1503 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1505 2009-05-26 Doug Kwan <dougkwan@google.com>
1507 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1508 (General_options::check_excluded_libs): Strip off directories in
1509 archive name before matching like GNU ld does.
1510 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1511 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1512 (exclude_libs_test_LDFLAGS): Add linker option
1513 -Wl,--exclude-libs,libexclude_libs_test_3
1514 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1515 an explicit archive without using -l.
1516 (alt/libexclude_libs_test_3.a): New make rule.
1517 * testsuite/Makefile.in: Regenerate.
1518 * testsuite/exclude_libs_test.c : Declare lib3_default().
1520 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1521 * exclude_libs_test_3.c: New file.
1523 2009-05-26 Nick Clifton <nickc@redhat.com>
1525 * po/id.po: New Indonesian translation.
1526 * po/gold.pot: Updated template file.
1528 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1530 * testsuite/Makefile.am: Add -ffunction-sections to compile
1531 gc_comdat_test files. Add -Wl,--gc-sections to build
1533 * testsuite/Makefile.in: Regenerate.
1534 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1536 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1538 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1539 kept comdat section was garbage collected.
1540 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1541 * testsuite/Makefile.in: Regenerate.
1542 * testsuite/gc_comdat_test.sh: New file.
1543 * testsuite/gc_comdat_test_1.cc: New file.
1544 * testsuite/gc_comdat_test_2.cc: New file.
1546 2009-05-19 Doug Kwan <dougkwan@google.com>
1548 * archive.cc (Archive::Archive): Move constructor from archive.h
1549 to here. Initialize no_export_.
1550 (Archive::get_elf_object_for_member): Set no_export flag of object.
1551 * archive.h (Archive::Archive): Move constructor body to
1553 (Archive::no_export): New method.
1554 (Archive::no_export_): New field.
1555 * object.h (Object::Object): Initialize no_export_ to false.
1556 (Object::no_export, Object::set_no_export): New methods.
1557 (Object::no_export_): New field.
1558 * options.cc (General_options::parse_exclude_libs): New method.
1559 (General_options::check_excluded_libs) Same.
1560 * options.h (exclude_libs): New option.
1561 (General_options::check_excluded_libs): New method declaration.
1562 (General_options::excluded_libs_): New field.
1563 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1564 default or protected visibility if an object has no-export flag set.
1565 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1566 (check_SCRIPTS): Add exclude_libs_test.sh.
1567 (check_DATA): Add exclude_libs_test.syms.
1568 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1569 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1570 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1571 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1572 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1573 libexclude_libs_test_2.a): New rules.
1574 * testsuite/Makefile.in: Regenerate.
1575 * testsuite/exclude_libs_test.c: New file.
1576 * testsuite/exclude_libs_test.sh: Ditto.
1577 * testsuite/exclude_libs_test_1.c: Ditto.
1578 * testsuite/exclude_libs_test_2.c: Ditto.
1580 2009-05-15 Ian Lance Taylor <iant@google.com>
1582 * configure.ac: Check for declarations for cases where libiberty.h
1583 checks HAVE_DECL_xxx.
1584 * configure, config.in: Rebuild.
1586 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1588 * gold.h (Incremental_argument_list): Remove (invalid) forward
1590 * incremental.cc (Incremental_inputs::report_achive): New method.
1591 (Incremental_inputs::report_object): New method.
1592 (Incremental_inputs::report_script): New method.
1593 (Incremental_inputs::finalize_inputs): New method.
1594 (Incremental_inputs::finalize): Call finalize_inputs().
1595 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1596 Create inputs entries.
1597 * incremental.h (Incremental_input_type): New enum.
1598 (Incremental_inputs::Incremental_input): Initialize new fields.
1599 (Incremental_inputs::report_inputs): New method.
1600 (Incremental_inputs::report_achive): New method.
1601 (Incremental_inputs::report_object): New method.
1602 (Incremental_inputs::report_script): New method.
1603 (Incremental_inputs::finalize_inputs): New method.
1604 (Incremental_inputs::Input_info): New struct.
1605 (Incremental_inputs::Input_info_map): New typedef.
1606 (Incremental_inputs::lock_): New field.
1607 (Incremental_inputs::Inputs_): New field.
1608 (Incremental_inputs::Inputs_map): New field.
1609 * main.cc (main): Call Incremental_input::report_inputs.
1610 * options.h (Input_argument_list): Typedef moved from
1612 (Input_file_group::Files): Remove, use ::Input_argument_list.
1613 (Input_file_group::Input_argument_list): Remove, use
1614 ::Input_argument_list.
1615 * plugin.cc (Plugin_manager::add_input_file): Add error in
1617 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1619 * script.cc (read_input_script): Call
1620 Incremental_input::report_script.
1621 * script.h (Script_info): New class.
1623 2009-04-27 Ian Lance Taylor <iant@google.com>
1625 * x86_64.cc (do_adjust_output_section): Set entsize to
1628 2009-04-23 Elliott Hughes <enh@google.com>
1630 * output.cc (Output_file::close): After short writes, continue
1631 writing from the correct offset in the buffer being written.
1633 2009-04-23 Chris Demetriou <cgd@google.com>
1635 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1636 * configure: Regenerate.
1637 * config.in: Regenerate.
1638 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1639 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1641 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1643 * incremental.cc (Incremental_inputs_header_data): Renamed from
1644 Incremental_input_header_data.
1645 (Incremental_inputs_header_data::data_size): New field.
1646 (Incremental_inputs_header_data::put_input_file_count): Renamed
1647 from input_file_count.
1648 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1649 from command_line_offset.
1650 (Incremental_inputs_header_data::put_reserved): Renamed from
1652 (Incremental_inputs_entry_data): Renamed from
1653 Incremental_input_entry_data.
1654 (Incremental_inputs_entry_data::data_size): New field.
1655 (Incremental_inputs::report_command_line): New method.
1656 (Incremental_inputs::finalize): New method.
1657 (Incremental_inputs::create_incremental_inputs_data): New method.
1658 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1659 * incremental.h: New file.
1660 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1661 (Layout::finalize): Create incremental inputs section in
1663 (Layout::create_incremental_info_sections): New method.
1664 * layout.h (Layout::incremental_inputs): New method.
1665 (Layout::create_incremental_info_sections): New method.
1666 (Layout::incremental_inputs_): New field.
1667 * main.cc (main): Notify Incremental_input of the command line.
1669 2009-04-01 Ian Lance Taylor <iant@google.com>
1670 Mikolaj Zalewski <mikolajz@google.com>
1672 * gold.h (reserve_unordered_map): Define, three versions, one for
1673 each version of Unordered_map.
1674 * layout.cc (Layout::Layout): Remove options parameter. Add
1675 number_of_input_files parameter. Don't initialize options_.
1676 Initialize number_of_input_files_ and resized_signatures_. Move
1677 sections_are_attached_.
1678 (Layout::layout_group): Reserve space for group_signatures_.
1679 (Layout::find_or_add_kept_section): Change name parameter to be a
1680 reference. Resize signatures_ map when it gets large enough.
1681 (Layout::layout_eh_frame): Use parameters->options() instead of
1683 (Layout::make_output_section): Likewise.
1684 (Layout::attach_allocated_section_to_segment): Likewise.
1685 (Layout::finalize, Layout::create_executable_stack): Likewise.
1686 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1687 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1688 * layout.h (class Layout): Update declarations. Remove options_
1689 field. Add number_of_input_files_ and resized_signatures_
1690 fields. Move sections_are_attached_ field.
1691 * main.cc (main): Pass number of input files to Layout
1692 constructor. Don't pass options.
1694 2009-03-30 Ian Lance Taylor <iant@google.com>
1696 * ffsll.c (ffsll): Correct implementation.
1698 2009-03-27 Ian Lance Taylor <iant@google.com>
1700 * ffsll.c: New file.
1701 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1702 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1703 * ftruncate.c (ftruncate): Declare before definition.
1704 * mremap.c (mremap): Likewise.
1705 * pread.c (pread): Likewise.
1706 * configure, Makefile.in, config.in: Rebuild.
1708 * mremap.c: New file.
1709 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1710 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1711 (mremap): Declare if HAVE_MREMAP is not defined.
1712 * configure, Makefile.in, config.in: Rebuild.
1714 2009-03-27 Cary Coutant <ccoutant@google.com>
1716 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1717 position independent.
1718 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1719 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1721 2009-03-24 Cary Coutant <ccoutant@google.com>
1723 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1725 (needs_dynamic_reloc): Likewise.
1727 2009-03-24 Ian Lance Taylor <iant@google.com>
1729 * yyscript.y (file_cmd): Recognize EXTERN.
1730 (extern_name_list, extern_name_list_body): New nonterminals.
1731 * script.cc (script_add_extern): Define.
1732 * script-c.h (script_add_extern): Declare.
1734 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1736 * object.cc (is_elf_object): Define.
1737 * object.h (is_elf_object): Declare.
1738 * archive.cc (Archive::get_elf_object_for_member): Call
1740 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1742 2009-03-24 Elliott Hughes <enh@google.com>
1744 * output.cc (Output_file::map_anonymous): Define.
1745 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1746 try an anonymous one. Report the size if the mmap fails.
1747 * output.h (class Output_file): Declare map_anonymous.
1749 2009-03-24 Ian Lance Taylor <iant@google.com>
1751 * target-select.cc (instantiate_target): Don't acquire the lock if
1752 the instantiated_target_ field has already been set.
1754 2009-03-23 Ian Lance Taylor <iant@google.com>
1756 * gold-threads.h (class Initialize_lock): Define.
1757 * gold-threads.cc (class Initialize_lock_once): Define.
1758 (initialize_lock_control): New static variable.
1759 (initialize_lock_pointer): New static variable.
1760 (initialize_lock_once): New static function.
1761 (Initialize_lock::Initialize_lock): Define.
1762 (Initialize_lock::initialize): Define.
1763 * target-select.h: Include "gold-threads.h".
1764 (class Target_selector): Add lock_ and initialize_lock_ fields.
1765 Don't define instantiate_target, just declare it.
1766 * target-select.cc (Target_selector::Target_selector): Initialize
1768 (Target_selector::instantiate_target): Define.
1769 * descriptors.h: Include "gold-threads.h".
1770 (class Descriptors): Add initialize_lock_ field.
1771 * descriptors.cc (Descriptors::Descriptors): Initialize new
1773 (Descriptors::open): Use initialize_lock_ field
1774 * errors.h (class Errors): Add initialize_lock_ field.
1775 * errors.cc (Errors::Errors): Initialize new field.
1776 (Errors::initialize_lock): Use initialize_lock_ field.
1777 * powerpc.cc (class Target_selector_powerpc): Remove
1778 instantiated_target_ field. In do_recognize call
1779 instantiate_target rather than do_instantiate_target. In
1780 do_instantiate_target just allocate a new target.
1781 * sparc.cc (class Target_selector_sparc): Likewise.
1783 * freebsd.h: New file.
1784 * i386.cc: Include "freebsd.h".
1785 (Target_i386): Derive from Target_freebsd rather than
1787 (Target_selector_i386): Derive from Target_selector_freebsd rather
1788 than Target_selector.
1789 * x86_64.cc: Include "freebsd.h".
1790 (Target_x86_64): Derive from Target_freebsd rather than
1792 (Target_selector_x86_64): Derive from Target_selector_freebsd
1793 rather than Target_selector.
1794 * target.h (class Target): Add adjust_elf_header and
1795 do_adjust_elf_header.
1796 * output.cc (Output_file_header:: do_sized_write): Call target
1797 adjust_elf_header routine.
1798 * configure.tgt: Set targ_osabi.
1799 * configure.ac: Define GOLD_DEFAULT_OSABI.
1800 * parameters.cc (Parameters::default_target): Pass
1801 GOLD_DEFAULT_OSABI to select_target.
1802 * target-select.h (class Target_selector): Make instantiate_target
1803 protected rather than private.
1804 * Makefile.am (HFILES): Add freebsd.h.
1805 * configure, Makefile.in, config.in: Rebuild.
1807 * merge.cc (do_add_input_section): Correct pend value. Change
1808 message about last entry not being null terminated from error to
1811 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1813 * incremental.cc: New file.
1814 * Makefile.am (CCFILES): Add incremental.cc.
1815 * Makefile.in: Rebuild.
1817 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1819 * layout.cc (Layout::output_section_name): Preserve names
1820 of '.note.' sections.
1822 2009-03-19 Ian Lance Taylor <iant@google.com>
1824 * descriptors.cc (Descriptors::open): Check that the options are
1825 valid before using them.
1827 2009-03-18 Ian Lance Taylor <iant@google.com>
1829 * script-sections.h: Include <list>.
1830 (class Script_sections): Change Sections_elements from std::vector
1831 to std::list. Typedef public Elements_iterator. Add
1832 orphan_section_placement_, data_segment_align_start_, and
1833 saw_data_segment_align_ fields. Remove data_segment_align_index_
1835 * script-sections.cc (class Orphan_section_placement): New class.
1836 (class Sections_element): Add virtual functions is_relro and
1837 orphan_section_init. Remove virtual function place_orphan_here.
1838 (class Output_section_definition): Add is_relro and
1839 orphan_section_init. Remove place_orphan_here.
1840 (class Orphan_output_section): Likewise.
1841 (Script_sections::Script_sections): Update for field changes.
1842 (Script_sections::data_segment_align): Set saw_data_segment_align_
1843 and data_segment_align_start_, not data_segment_align_index.
1844 (Script_sections::data_segment_relro_end): Check
1845 saw_data_segment_align_. Use data_segment_align_start_ rather
1846 than data_segment_align_index_.
1847 (Script_sections::place_orphan): Rewrite to use
1848 Orphan_section_placement.
1850 2009-03-17 Ian Lance Taylor <iant@google.com>
1852 * archive.cc (Archive::add_symbols): Check for a version attached
1853 to the symbol name in the archive map.
1854 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1855 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1856 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1857 (ver_test_11.a): New target.
1858 * testsuite/Makefile.in: Rebuild.
1860 * configure.ac: Check for chsize and posix_fallocate. Replace
1862 * ftruncate.c: New file, from gnulib.
1863 * output.cc (posix_fallocate): Define dummy version if not
1864 HAVE_POSIX_FALLOCATE.
1865 (Output_file::map): Call posix_fallocate rather than lseek and
1867 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1868 * configure, Makefile.in, config.in: Rebuild.
1870 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1872 * layout.h (Layout::create_note): Add section_name parameter.
1873 * layout.cc (Layout::create_note): Likewise.
1874 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1876 2009-03-17 Ian Lance Taylor <iant@google.com>
1878 * descriptors.cc: Include "options.h".
1879 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1880 (Descriptors::open): Always use O_CLOEXEC when opening a new
1881 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1882 then set FD_CLOEXEC.
1884 * sparc.cc (class Target_sparc): Add has_got_section.
1885 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1886 make sure we have a GOT section.
1888 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1889 (Target_sparc::Scan::local): Likewise.
1890 (Target_sparc::Scan::global): Likewise.
1891 (Target_sparc::Relocate::relocate): Likewise.
1892 (Target_sparc::Relocate::relocate_tls): Likewise.
1894 * symtab.cc (Symbol_table::define_default_version): New function,
1895 broken out of add_from_object.
1896 (Symbol_table::add_from_object): Call define_default_version.
1897 (Symbol_table::define_special_symbol): Add resolve_oldsym
1898 parameter. Change all callers. If the version for a symbol comes
1899 from a version script, resolve it with the symbol with the same
1900 name with no version. Also add the symbol without a version if
1902 (do_define_in_output_data): If resolving with oldsym, don't delete
1904 (do_define_in_output_segment): Likewise.
1905 (do_define_as_constant): Likewise.
1906 * symtab.h (class Symbol_table): Update declarations.
1908 2009-03-13 Ian Lance Taylor <iant@google.com>
1910 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1911 (Read_symbols::requeue): New function.
1912 (Read_symbols::do_read_symbols): If make_elf_object fails because
1913 the target type is not configured, and the file was searched for,
1914 issue a warning and retry with the next directory.
1915 (Add_symbols::run): If the file has an incompatible format, and
1916 it was searched for, requeue the Read_symbols task. On error,
1918 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1919 dirindex parameter to constructor. Change all callers. Declare
1920 incompatible_warning and requeue.
1921 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1922 input_argument_ and input_group_ fields. Add them to
1923 constructor. Change all callers.
1924 (class Read_script): Add dirindex_ field. Add it to constructor.
1926 * archive.cc (Archive::setup): Remove input_objects parameter.
1928 (Archive::get_file_and_offset): Likewise.
1929 (Archive::read_all_symbols): Likewise.
1930 (Archive::read_symbols): Likewise.
1931 (Archive::get_elf_object_for_member): Remove input_objects
1932 parameter. Add punconfigured parameter. Change all callers.
1933 (Archive::add_symbols): Change return type to bool. Check return
1934 value of include_member.
1935 (Archive::include_all_members): Likewise.
1936 (Archive::include_member): Change return type to bool. Return
1937 false if first included object has incompatible target. Set
1938 included_member_ field.
1939 (Add_archive_symbols::run): If add_symbols returns false, requeue
1941 * archive.h (class Archive): Add included_member_ field.
1942 Initialize it in constructor. Add input_file and searched_for
1943 methods. Update declarations.
1944 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1945 input_argument_ fields. Add them to constructor. Change all
1947 * script.cc: Include "target-select.h".
1948 (class Parser_closure): Add skip_on_incompatible_target_ and
1949 found_incompatible_target_ fields. Add
1950 skip_on_incompatible_target parameter to constructor. Change all
1951 callers. Add methods skip_on_incompatible_target,
1952 clear_skip_on_incompatible_target, found_incompatible_target, and
1953 set_found_incompatible_target.
1954 (read_input_script): Add dirindex parameter. Change all callers.
1955 If parser finds an incompatible target, requeue Read_symbols
1957 (script_set_symbol): Clear skip_on_incompatible_target in
1959 (script_add_assertion, script_parse_option): Likewise.
1960 (script_start_sections, script_add_phdr): Likewise.
1961 (script_check_output_format): New function.
1962 * script.h (read_input_script): Update declaration.
1963 * script-c.h (script_check_output_format): Declare.
1964 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1965 (ignore_cmd): Remove OUTPUT_FORMAT.
1966 * fileread.cc (Input_file::Input_file): Add explicit this.
1967 (Input_file::will_search_for): New function.
1968 (Input_file::open): Add pindex parameter. Change all callers.
1969 * fileread.h (class Input_file): Add input_file_argument method.
1970 Declare will_search_for. Update declarations.
1971 * object.cc (make_elf_object): Add punconfigured parameter.
1973 * object.h (class Object): Make input_file public. Add
1974 searched_for method.
1975 (make_elf_object): Update declaration.
1976 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1978 * dirsearch.h (class Dirsearch): Update declaration.
1979 * options.h (class General_options): Add --warn-search-mismatch.
1980 * parameters.cc (Parameters::is_compatible_target): New function.
1981 * parameters.h (class Parameters): Declare is_compatible_target.
1982 * workqueue.cc (Workqueue::add_blocker): New function.
1983 * workqueue.h (class Workqueue): Declare add_blocker.
1985 * fileread.cc (Input_file::open): Remove options parameter.
1987 (Input_file::open_binary): Likewise.
1988 * script.cc (read_input_script): Likewise.
1989 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1990 options parameter from constructor. Change all callers.
1991 (class Read_script): Likewise.
1992 * fileread.h (class Input_file): Update declarations.
1993 * script.h (read_input_script): Update declaration.
1995 2009-03-10 Nick Clifton <nickc@redhat.com>
1997 * po/es.po: New Spanish translation.
1999 2009-03-06 Cary Coutant <ccoutant@google.com>
2001 * options.cc (parse_short_option): Keep dash_z from registering itself.
2003 2009-03-03 Ian Lance Taylor <iant@google.com>
2006 * target-reloc.h (relocate_section): Pass output_section to
2008 * i386.cc (Target_i386::should_apply_static_reloc): Add
2009 output_section parameter. Change all callers.
2010 (Target_i386::Relocate::relocate): Add output_section parameter.
2011 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2012 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2013 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2014 * testsuite/two_file_shared.sh: New script.
2015 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2016 (check_DATA): Add two_file_shared.dbg.
2017 (two_file_shared.dbg): New target.
2018 * testsuite/Makefile.in: Rebuild.
2020 2009-03-01 Ian Lance Taylor <iant@google.com>
2022 * configure.ac: Check for byteswap.h.
2023 * configure: Rebuild.
2024 * config.in: Rebuild.
2026 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2028 * layout.cc (Layout::find_or_add_kept_section): New function.
2029 (Layout::add_comdat): Removed.
2030 * layout.h (struct Kept_section): Move out of class Layout.
2031 Remove trailing underscores from field names. Add group_sections
2032 field. Rename group_ field to is_group. Change all uses.
2033 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2034 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2035 comdat_groups_ field.
2036 (Sized_relobj::include_section_group): Use
2037 find_or_add_kept_section and Kept_section::group_sections.
2038 (Sized_relobj::include_linkonce_section): Likewise.
2039 * object.cc (class Sized_relobj): Don't define Comdat_group or
2040 Comdat_group_table. Remove find_comdat_group and
2041 add_comdat_group. Remove comdat_groups_ field.
2042 * plugin.cc (include_comdat_group): Use
2043 Layout::find_or_add_kept_section.
2045 2009-02-28 Ian Lance Taylor <iant@google.com>
2047 * README: --gc-sections and map files are now supported. Document
2048 some build requirements.
2051 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2052 relocatable link set the value of the section symbol to zero.
2053 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2054 relocatable link don't include the section address in the local
2057 2009-02-27 Ian Lance Taylor <iant@google.com>
2060 * options.h (class Search_directory): Add is_system_directory.
2061 (class General_options): Declare is_in_system_directory.
2062 * options.cc (get_relative_sysroot): Make static.
2063 (get_default_sysroot): Make static.
2064 (General_optoins::is_in_system_directory): New function.
2065 * fileread.cc (Input_file::is_in_system_directory): New function.
2066 * fileread.h (class Input_file): Declare is_in_system_directory.
2067 * object.h (class Object): Add is_in_system_directory.
2068 (class Input_objects): Remove system_library_directory_ field.
2069 * object.cc (Input_objects::add_object): Don't set
2070 system_library_directory_.
2071 (input_objects::found_in_system_library_directory): Remove.
2072 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2073 parameter. Change all callers.
2074 (Symbol_table::sized_write_globals): Likewise.
2075 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2076 Call Object::is_in_system_directory.
2077 * symtab.h (class Symbol_table): Update declarations.
2080 * descriptors.h (Open_descriptor): Add is_on_stack field.
2081 * descriptors.cc (Descriptors::open): If the descriptor is on the
2082 top of the stack, remove it. Initialize is_on_stack field.
2083 (Descriptors::release): Only add pod to stack if it is not on the
2085 (Descriptors::close_some_descriptor): Clear stack_next and
2089 * output.cc (Output_section::find_starting_output_address): Rename
2090 from starting_output_address; add PADDR parameter; change return
2092 * output.h (class Output_section): Declare
2093 find_starting_output_address instead of starting_output_address.
2094 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2095 section symbol for which we can't find a merge section.
2098 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2099 hidden or internal, force the symbol to be local.
2100 * resolve.cc (Symbol::override_visibility): Define.
2101 (Symbol::override_base): Use override_visibility.
2102 (Symbol_table::resolve): Likewise.
2103 (Symbol::override_base_with_special): Likewise.
2104 (Symbol_table::override_with_special): If the visibility is hidden
2105 or internal, force the symbol to be local.
2106 * symtab.h (class Symbol): Add set_visibility and
2107 override_visibility.
2108 * testsuite/ver_test_1.sh: New file.
2109 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2110 (check_DATA): Add ver_test_1.syms.
2111 (ver_test_1.syms): New target.
2112 * testsuite/Makefile.in: Rebuild.
2114 2009-02-25 Cary Coutant <ccoutant@google.com>
2116 * layout.cc (Layout::choose_output_section): Don't rename sections
2117 when using a linker script that has a SECTIONS clause.
2118 * Makefile.in: Regenerate.
2120 * testsuite/Makefile.am (script_test_5.sh): New test case.
2121 * testsuite/Makefile.in: Regenerate.
2122 * testsuite/script_test_5.cc: New file.
2123 * testsuite/script_test_5.sh: New file.
2124 * testsuite/script_test_5.t: New file.
2126 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2128 * archive.cc (Archive::include_member): Update calls to add_symbols.
2129 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2130 the Layout argument.
2131 * dynobj.h (do_add_symbols): Add the Layout argument.
2132 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2134 * object.h (Object::add_symbols): Add the Layout argument.
2135 (Object::do_add_symbols): Add the Layout argument.
2136 (Sized_relobj::do_add_symbols): Add the Layout argument.
2137 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2138 Unify the two versions.
2139 (Add_plugin_symbols): Remove.
2140 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2141 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2142 (Add_plugin_symbols): Remove.
2143 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2144 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2145 (Add_symbols::run): Make it work with Pulginobj.
2147 2009-02-06 Ian Lance Taylor <iant@google.com>
2149 * object.cc (Sized_relobj::do_layout): Make info message start
2150 with lower case letter.
2152 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2154 * binary.cc: Fix file comment.
2156 * options.h (enum Incremental_disposition): Define.
2157 (class General_options): Add new options: --incremental,
2158 --incremental_changed, --incremental_unchanged,
2159 --incremental_unknown. Add incremental_disposition_ and
2160 implicit_incremental_ fields.
2161 (General_options::incremental_disposition): New function.
2162 (class Position_dependent_options): Add incremental_disposition
2164 (Position_dependent_options::copy_from_options): Set incremental
2166 * options.cc (General_options::parse_incremental_changed): New
2168 (General_options::parse_incremental_unchanged): New function.
2169 (General_options::parse_incremental_unknown): New function.
2170 (General_options::General_options): Initialize new fields
2171 incremental_disposition_ and implicit_incremental_.
2172 (General_options::finalize): Check for uasge of --incremental-*
2173 without --incremental.
2175 2009-02-06 Chris Demetriou <cgd@google.com>
2177 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2178 pointer and to report location as the file name associated with
2180 (gold_undefined_symbol_at_location): New function to replace the
2181 old gold_undefined_symbol functionality.
2182 * target-reloc.h (relocate_section): Update to use
2183 gold_undefined_symbol_at_location.
2184 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2185 Call gold_undefined_symbol function rather than gold_error.
2186 * errors.h (Errors::undefined_symbol): Take location as a
2187 string, rather than calculating it from a relocation.
2188 * errors.cc (Errors::fatal): Print "fatal error:" before the
2190 (Errors::error, Errors::error_at_location): Print "error: "
2191 before the formatted message.
2192 (Errors::undefined_symbol): Take location as a string, rather
2193 than calculating it from a relocation.
2194 (gold_undefined_symbol_at_location): New function akin to
2195 old gold_undefined_symbol, calculates location from relocation.
2196 (gold_undefined_symbol): Change to take only a Symbol pointer
2197 and to report location as the file name associated with the symbol.
2198 * testsuite/debug_msg.sh: Update for changed error messages.
2199 * testsuite/undef_symbol.sh: Likewise.
2201 2009-02-04 Duncan Sands <baldrick@free.fr>
2204 * reduced_debug_output.h
2205 (Output_reduced_debug_abbrev_section::failed): Use format for
2207 (Output_reduced_debug_info_section::faild): Likewise.
2209 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2211 * script.cc (Lazy_demangler): New class.
2212 (Version_script_info::get_symbol_version_helper): Demangle a
2215 2009-01-29 Cary Coutant <ccoutant@google.com>
2217 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2219 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2221 2009-01-28 Ian Lance Taylor <iant@google.com>
2223 * version.cc (version_string): Bump to 1.9.
2225 * gold.h: Include <cstring> and <stdint.h>.
2226 * version.cc: Include <cstdio>.
2227 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2229 * reduced_debug_output.cc (insert_into_vector): Rename from
2230 Insert_into_vector; change all callers. Use Swap_unaligned to
2231 avoid aliasing issue; remove union since it is unnecessary.
2233 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2235 * Makefile.am (CCFILES): Add gc.cc.
2237 * Makefile.in: Regenerate.
2238 * gold.cc (Gc_runner): New class.
2239 (queue_initial_tasks): Call garbage collection related tasks
2240 when corresponding options are invoked.
2241 (queue_middle_gc_tasks): New function.
2242 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2243 processed early before laying out sections during garbage collection.
2244 * gold.h (queue_middle_gc_tasks): New function.
2245 (is_prefix_of): Move from "layout.cc".
2246 * i386.cc (Target_i386::gc_process_relocs): New function.
2247 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2248 * main.cc (main): Create object of class "Garbage_collection".
2249 * object.cc (Relobj::copy_symbols_data): New function.
2250 (Relobj::is_section_name_included): New function.
2251 (Sized_relobj::do_layout): Allow this function to be called twice
2252 during garbage collection and defer layout of section during the
2254 * object.h (Relobj::get_symbols_data): New function.
2255 (Relobj::is_section_name_included): New function.
2256 (Relobj::copy_symbols_data): New function.
2257 (Relobj::set_symbols_data): New function.
2258 (Relobj::get_relocs_data): New function.
2259 (Relobj::set_relocs_data): New function.
2260 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2261 (Relobj::gc_process_relocs): New function.
2262 (Relobj::do_gc_process_relocs): New pure virtual function.
2263 (Relobj::sd_): New data member.
2264 (Sized_relobj::is_output_section_offset_invalid): New function.
2265 (Sized_relobj::do_gc_process_relocs): New function.
2266 * options.h (General_options::gc_sections): Modify to not be a no-op.
2267 (General_options::print_gc_sections): New option.
2268 * plugin.cc (Plugin_finish::run): Remove function call to
2269 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2270 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2271 * reloc.cc (Read_relocs::run): Add task to process relocs and
2272 determine unreferenced sections when doing garbage collection.
2273 (Gc_process_relocs): New class.
2274 (Sized_relobj::do_gc_process_relocs): New function.
2275 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2276 sections that are garbage collected.
2277 * reloc.h (Gc_process_relocs): New class.
2278 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2279 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2280 symbols whose corresponding sections are garbage collected.
2281 (Symbol_table::Symbol_table): Add new parameter for the garbage
2283 (Symbol_table::gc_mark_undef_symbols): New function.
2284 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2285 (Symbol_table::gc_mark_dyn_syms): New function.
2286 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2288 (Symbol_table::add_from_object): Likewise.
2289 (Symbol_table::add_from_relobj): When building shared objects, do not
2290 treat externally visible symbols as garbage.
2291 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2292 table information for static and relocatable links.
2293 * symtab.h (Symbol_table::set_gc): New function.
2294 (Symbol_table::gc): New function.
2295 (Symbol_table::gc_mark_undef_symbols): New function.
2296 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2297 (Symbol_table::gc_mark_dyn_syms): New function.
2298 (Symbol_table::gc_): New data member.
2299 * target.h (Sized_target::gc_process_relocs): New pure virtual
2301 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2302 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2304 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2306 * options.h (General_options::gc_sections): Define as a no-op for now.
2307 (General_options::no_keep_memory): Ditto.
2308 (General_options::Bshareable): Define.
2309 * options.cc (General_options::finalize): Honor -Bshareable.
2311 2009-01-20 Andreas Schwab <schwab@suse.de>
2313 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2314 read the value in the contents, since we don't use it. Use the
2315 template endianness when writing.
2316 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2318 2009-01-19 Andreas Schwab <schwab@suse.de>
2320 * configure.tgt (powerpc64-*): Fix targ_obj.
2322 2009-01-15 Ian Lance Taylor <iant@google.com>
2324 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2325 local symbols when stripping all symbols.
2327 2009-01-14 Cary Coutant <ccoutant@google.com>
2329 * output.cc (Output_reloc): Add explicit instantiations.
2331 2009-01-14 Cary Coutant <ccoutant@google.com>
2333 * archive.cc (Archive::get_elf_object_for_member): Remove call
2334 to File_read::claim_for_plugin.
2335 * descriptors.cc (Descriptors::open): Remove reference to
2337 (Descriptors::claim_for_plugin): Remove.
2338 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2339 (Descriptors::is_claimed): Remove.
2340 (claim_descriptor_for_plugin): Remove.
2341 * fileread.cc (File_read::claim_for_plugin): Remove.
2342 * fileread.h (File_read::claim_for_plugin): Remove.
2343 (File_read::descriptor): Reopen descriptor if necessary.
2344 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2345 (Plugin_manager::all_symbols_read): Add task parameter. Change
2347 (Plugin_manager::get_input_file): New function.
2348 (Plugin_manager::release_input_file): New function.
2349 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2350 corresponding data member.
2351 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2352 and pass to base constructor. Change all callers.
2353 (get_input_file, release_input_file): New functions.
2354 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2355 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2356 (Plugin_manager::all_symbols_read): Add task parameter.
2357 (Plugin_manager::get_input_file): New function.
2358 (Plugin_manager::release_input_file): New function.
2359 (Plugin_manager::task_): New data member.
2360 (Pluginobj::Pluginobj): Add filesize parameter.
2361 (Pluginobj::filename): New function.
2362 (Pluginobj::descriptor): New function.
2363 (Pluginobj::filesize): New function.
2364 (Pluginobj::filesize_): New data member.
2365 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2366 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2367 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2369 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2370 with archive libraries.
2371 * testsuite/Makefile.in: Regenerate.
2372 * testsuite/plugin_test.c (struct sym_info): New type.
2373 (get_input_file, release_input_file): New static variables.
2374 (onload): Capture new transfer vector entries.
2375 (claim_file_hook): Stop reading at end of file according to filesize.
2376 Factor out parsing of readelf output into separate function.
2377 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2378 APIs and get the source file name from the symbol table. Convert
2379 source file name to corresponding object file name. Print info
2380 message when adding new input files.
2381 (parse_readelf_line): New function.
2382 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2383 * testsuite/plugin_test_2.sh: Likewise.
2384 * testsuite/plugin_test_3.sh: Likewise.
2385 * testsuite/plugin_test_4.sh: New test case.
2387 2009-01-07 Ian Lance Taylor <iant@google.com>
2389 * version.cc (version_string): Bump to 1.8.
2391 2008-12-23 Cary Coutant <ccoutant@google.com>
2393 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2394 * plugin.cc (Plugin_manager::finish): Rename as
2395 layout_deferred_objects. Move cleanup to separate function.
2396 (Plugin_manager::cleanup): New function.
2397 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2399 * plugin.h (Plugin_manager::finish): Rename as
2400 layout_deferred_objects.
2401 (Plugin_manager::cleanup): New function.
2402 (Plugin_manager::cleanup_done): New field.
2404 2008-12-23 Cary Coutant <ccoutant@google.com>
2406 * plugin.cc (is_visible_from_outside): New function.
2407 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2408 so we don't return "IR only" status for exported symbols or -r links.
2410 * testsuite/Makefile.am (plugin_test_3): New test case.
2411 * testsuite/Makefile.in: Regenerate.
2412 * testsuite/plugin_test_3.sh: New file.
2414 2008-12-22 Cary Coutant <ccoutant@google.com>
2416 * object.cc (Sized_relobj::layout_section): New function.
2417 (Sized_relobj::do_layout): Defer layout of input sections until after
2418 plugin has provided replacement files.
2419 (Sized_relobj::do_layout_deferred_sections): New function.
2420 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2421 (Relobj::layout_deferred_sections): New function.
2422 (Relobj::do_layout_deferred_sections): New function.
2423 (Sized_relobj::do_layout_deferred_sections): New function.
2424 (Sized_relobj::layout_section): New function.
2425 (Sized_relobj::Deferred_layout): New structure.
2426 (Sized_relobj::deferred_layout_): New field.
2427 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2428 Change all callers. Layout deferred sections.
2429 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2431 (Plugin_hook::run): Move code from do_plugin_hook inline.
2432 (Plugin_hook::do_plugin_hook): Remove.
2433 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2434 (Plugin_manager::finish): Renamed, was cleanup.
2435 (Plugin_manager::should_defer_layout): New function.
2436 (Plugin_manager::add_deferred_layout_object): New function.
2437 (Plugin_manager::Deferred_layout_list): New type.
2438 (Plugin_manager::deferred_layout_objects_): New field.
2439 (Plugin_hook::do_plugin_hook): Remove.
2441 2008-12-17 Ian Lance Taylor <iant@google.com>
2443 * options.h (class General_options): Add --no case for
2446 2008-12-16 Cary Coutant <ccoutant@google.com>
2448 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2450 (Plugin_manager::claim_file): Create plugin object even if
2451 plugin did not call the add_symbols callback.
2452 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2453 asking for more symbols than were added.
2454 * testsuite/Makefile.am (plugin_test_1): Add test case with
2456 (empty.syms): New target.
2457 * testsuite/Makefile.in: Regenerate.
2458 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2459 message. Don't call add_symbols if no globals.
2460 (all_symbols_read_hook): Don't provide replacement for empty
2463 2008-12-12 Ian Lance Taylor <iant@google.com>
2465 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2466 r_type == 0 for a local symbol with r_sym == 0.
2467 (scan_relocatable_relocs): Pass r_sym to
2468 local_non_section_strategy.
2469 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2472 * configure.ac: Update test for TLS descriptors: they are
2473 supported as of glibc 2.9.
2474 * configure: Rebuild.
2476 2008-12-11 Ian Lance Taylor <iant@google.com>
2479 * target-reloc.h (Default_scan_relocatable_relocs): For each
2480 function, map r_type == 0 to RELOC_DISCARD.
2482 2008-12-10 Cary Coutant <ccoutant@google.com>
2484 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2485 object to override a kept COMDAT group from a plugin object.
2487 2008-12-09 Ian Lance Taylor <iant@google.com>
2490 * yyscript.y (file_cmd): Handle INPUT.
2492 * testsuite/initpri1.c: Change all declarations to be full
2493 prototypes by adding void, to avoid compiler warnings.
2495 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2497 * options.cc (General_options::parse_plugin_opt): New.
2498 (General_options::add_plugin): The argument now is just the filename.
2499 (General_options::add_plugin_option): New.
2500 * options.h (plugin_opt): New.
2501 (add_plugin): Change argument name.
2502 (add_plugin_option): New.
2503 * plugin.cc (Plugin::load): Don't parse the plugin option.
2504 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2505 (Plugin::add_option): New.
2506 (Plugin::args_): Change type.
2507 (Plugin::filename_): New.
2508 (Plugin_manager::add_plugin_option): New.
2509 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2510 * testsuite/Makefile.in: Regenerate.
2512 2008-12-05 Cary Coutant <ccoutant@google.com>
2514 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2515 Handle --strip-lto-sections option.
2516 * options.h (strip_lto_sections): New option.
2518 2008-12-01 Cary Coutant <ccoutant@google.com>
2520 * plugin.cc (ld_plugin_message): Change format parameter to const.
2521 Fix mismatch between new[] and delete.
2523 2008-11-14 Cary Coutant <ccoutant@google.com>
2525 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2528 2008-11-05 Craig Silverstein <csilvers@google.com>
2530 * options.cc (General_options::parse_dynamic_list): New function.
2531 * options.h (General_options): New flags dynamic_list,
2532 dynamic_list_data, dynamic_list_cpp_new, and
2533 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2534 (General_options::in_dynamic_list): New function.
2535 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2536 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2537 (Lex::can_continue_name): Likewise.
2539 (read_script_file): New parameter script_options.
2540 (read_dynamic_list): New function.
2541 (Script_options::define_dynamic_list): New function.
2542 (dynamic_list_keyword_parsecodes): New variable.
2543 (dynamic_list_keywords): New variable.
2544 * script.h (Script_options::define_dynamic_list): New function
2546 (read_dynamic_list): New function prototype.
2547 * symtab.cc (strprefix): New macro.
2548 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2549 dynamic_list_data, dynamic_list_cpp_new, and
2550 dynamic_list_cpp_typeinfo.
2551 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2552 (dynamic_list_expr): New rule.
2553 (dynamic_list_nodes): Likewise.
2554 (dynamic_list_node): Likewise.
2555 * testsuite/Makefile.am (dynamic_list): New test.
2556 * testsuite/Makefile.in: Regenerated.
2557 * testsuite/dynamic_list.t: New file.
2558 * testsuite/dynamic_list.sh: New file.
2560 2008-11-05 Craig Silverstein <csilvers@google.com>
2562 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2563 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2564 (t11_last): Likewise.
2565 * testsuite/ver_test_6.c (main): Likewise.
2567 2008-10-07 Cary Coutant <ccoutant@google.com>
2569 * options.c (General_options::finalize): Add check for -static and
2571 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2574 2008-10-02 Cary Coutant <ccoutant@google.com>
2576 * plugin.cc (make_sized_plugin_object): Fix conditional
2577 compilation to work when not all targets are enabled.
2579 2008-09-29 Cary Coutant <ccoutant@google.com>
2581 * archive.cc (Archive::get_file_and_offset): Use filename instead
2582 of name to get library path.
2583 (Archive::include_member): Unlock external member of a thin archive.
2585 * testsuite/Makefile.am (TEST_AR): New variable.
2586 (thin_archive_test_1): New test.
2587 (thin_archive_test_2): New test.
2588 * testsuite/Makefile.in: Regenerate.
2589 * testsuite/thin_archive_main.cc: New file.
2590 * testsuite/thin_archive_test_1.cc: New file.
2591 * testsuite/thin_archive_test_2.cc: New file.
2592 * testsuite/thin_archive_test_3.cc: New file.
2593 * testsuite/thin_archive_test_4.cc: New file.
2595 2008-09-29 Cary Coutant <ccoutant@google.com>
2597 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2598 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2600 (Sized_relobj::do_finalize_local_symbols): Likewise.
2601 (Sized_relobj::map_to_kept_section): Likewise.
2602 * object.h (Sized_relobj::invalid_address): New constant.
2603 (Sized_relobj::do_output_section_offset): Check for invalid_address
2605 * output.cc (Output_reloc::local_section_offset): Use constant
2606 invalid_address instead of -1U.
2607 (Output_reloc::get_address): Likewise.
2608 (Output_section::output_address): Change -1U to -1ULL.
2609 * output.h (Output_reloc::invalid_address): New constant.
2610 * reloc.cc (Sized_relobj::write_sections): Use constant
2611 invalid_address instead of -1U.
2612 (Sized_relobj::relocate_sections): Likewise.
2613 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2614 values for merge sections.
2615 * target-reloc.h (relocate_for_relocatable): Use constant
2616 invalid_address instead of -1U.
2618 2008-09-19 Cary Coutant <ccoutant@google.com>
2620 Add plugin functionality for link-time optimization (LTO).
2621 * configure.ac (plugins): Add --enable-plugins option.
2622 * configure: Regenerate.
2623 * config.in: Regenerate.
2624 * Makefile.am (LIBDL): New variable.
2625 (CCFILES): Add plugin.cc.
2626 (HFILES): Add plugin.h.
2627 (ldadd_var): Add LIBDL.
2628 * Makefile.in: Regenerate.
2630 * archive.cc: Include "plugin.h".
2631 (Archive::setup): Don't preread archive symbols when using a plugin.
2632 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2633 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2635 (Archive::include_member): Add symbols from plugin objects.
2636 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2637 * descriptors.cc (Descriptors::open): Check for file descriptors
2638 abandoned by plugins.
2639 (Descriptors::claim_for_plugin): New function.
2640 * descriptors.h (Descriptors::claim_for_plugin): New function.
2641 (Open_descriptor::is_claimed): New field.
2642 (claim_descriptor_for_plugin): New function.
2643 * fileread.cc (File_read::claim_for_plugin): New function.
2644 * fileread.h (File_read::claim_for_plugin): New function.
2645 (File_read::descriptor): New function.
2646 * gold.cc: Include "plugin.h".
2647 (queue_initial_tasks): Add task to call plugin hooks for generating
2649 * main.cc: Include "plugin.h".
2650 (main): Load plugin libraries.
2651 * object.h (Pluginobj): Declare.
2652 (Object::pluginobj): New function.
2653 (Object::do_pluginobj): New function.
2654 (Object::set_target): New function.
2655 * options.cc: Include "plugin.h".
2656 (General_options::parse_plugin): New function.
2657 (General_options::General_options): Initialize plugins_ field.
2658 (General_options::add_plugin): New function.
2659 * options.h (Plugin_manager): Declare.
2660 (General_options): Add --plugin option.
2661 (General_options::has_plugins): New function.
2662 (General_options::plugins): New function.
2663 (General_options::add_plugin): New function.
2664 (General_options::plugins_): New field.
2665 * plugin.cc: New file.
2666 * plugin.h: New file.
2667 * readsyms.cc: Include "plugin.h".
2668 (Read_symbols::do_read_symbols): Check for archive before checking
2669 for ELF file. Call plugin hooks to claim files.
2670 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2671 from a real object file; force override when processing replacement
2673 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2674 (Symbol::init_base_object): Likewise.
2675 (Symbol::init_base_output_data): Likewise.
2676 (Symbol::init_base_output_segment): Likewise.
2677 (Symbol::init_base_constant): Likewise.
2678 (Symbol::init_base_undefined): Likewise.
2679 (Symbol::output_section): Assert that object is not a plugin.
2680 (Symbol_table::add_from_pluginobj): New function.
2681 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2683 (Symbol_table::sized_write_globals): Likewise.
2684 (Symbol_table::add_from_pluginobj): Instantiate template.
2685 * symtab.h (Sized_pluginobj): Declare.
2686 (Symbol::in_real_elf): New function.
2687 (Symbol::set_in_real_elf): New function.
2688 (Symbol::in_real_elf_): New field.
2689 (Symbol_table::add_from_pluginobj): New function.
2691 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2692 (LIBDL): New variable.
2694 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2695 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2696 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2697 (MOSTLYCLEANFILES): Likewise.
2698 * testsuite/Makefile.in: Regenerate.
2699 * testsuite/plugin_test.c: New file.
2700 * testsuite/plugin_test_1.sh: New file.
2701 * testsuite/plugin_test_2.sh: New file.
2703 2008-09-16 Ian Lance Taylor <iant@google.com>
2705 * target-reloc.h (relocate_section): Check whether a symbol is
2706 defined by the ABI before reporting an undefined symbol error.
2707 * target.h (Target::is_defined_by_abi): Make parameter const.
2708 (Target::do_is_defined_by_abi): Likewise.
2709 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2710 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2711 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2712 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2713 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2714 * testsuite/Makefile.in: Rebuild.
2716 * fileread.cc (make_view): Add casts to avoid warning.
2718 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2720 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2721 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2723 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2725 * options.h (General_options::output_is_executable): New.
2726 (General_options::output_is_pie): New.
2727 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2728 for shared libraries.
2729 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2731 2008-09-11 Chris Demetriou <cgd@google.com>
2733 * options.h (origin): New -z option.
2734 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2735 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2738 2008-09-05 Cary Coutant <ccoutant@google.com>
2740 * fileread.cc (File_read::make_view): Add check for attempt to map
2743 2008-09-05 Cary Coutant <ccoutant@google.com>
2745 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2746 explicit instantiations.
2748 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2751 * options.cc (General_options::finalize): Allow undefined symbols
2752 in shlibs if linking -shared.
2755 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2756 symbols as not needing a dynsym entry.
2758 2008-08-20 Craig Silverstein <csilvers@google.com>
2760 * fileread.cc (File_read::open): Do not lock the file unless it
2761 was successfully opened.
2763 2008-08-14 Cary Coutant <ccoutant@google.com>
2765 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2766 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2767 * testsuite/tls_test.cc (struct int128): 128-bit struct
2768 for testing TLS relocs with non-zero addend.
2769 (v12): New TLS variable.
2771 (t_last): Add check for v12.
2772 * testsuite/tls_test.h (t12): New function.
2773 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2775 2008-08-13 Ian Lance Taylor <iant@google.com>
2777 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2778 set tls_segment_ or relro_segment_.
2779 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2781 * output.h (Output_section::clear_is_relro): New function.
2782 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2783 sections specially even when output_data_ is empty.
2784 (Output_segment::maximum_alignment): When first section is relro,
2785 only force alignment for PT_LOAD segments.
2786 * script.cc (script_data_segment_align): New function.
2787 (script_data_segment_relro_end): New function.
2788 * script-c.h (script_data_segment_align): Declare.
2789 (script_data_segment_relro_end): Declare.
2790 * script-sections.h (class Script_sections): Declare
2791 data_segment_align and data_segment_relro_end. Add fields
2792 segment_align_index_ and saw_relro_end_.
2793 * script-sections.cc (class Sections_element): Add set_is_relro
2794 virtual function. Add new bool* parameter to place_orphan_here.
2795 Add get_output_section virtual function.
2796 (class Output_section_definition): Add set_is_relro. Add new
2797 bool* parameter to place_orphan_here. Add get_output_section.
2798 Add is_relro_ field.
2799 (Output_section_definition::Output_section_definition): Initialize
2800 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2801 and is_relro_ fields.
2802 (Output_section_definition::place_orphan_here): Add is_relro
2804 (Output_section_definition::set_section_addresses): Set relro for
2806 (Output_section_definition::alternate_constraint): Likewise.
2807 (class Orphan_output_section): Add new bool* parameter to
2808 place_orphan_here. Add get_output_section.
2809 (Orphan_output_section::place_orphan_here): Add is_relro
2811 (Script_sections::Script_sections): Initialize
2812 data_segment_align_index_ and saw_relro_end_.
2813 (Script_sections::data_segment_align): New function.
2814 (Script_sections::data_segment_relro_end): New function.
2815 (Script_sections::place_orphan): Set or clear is_relro.
2816 (Script_sections::set_section_addresses): Force alignment of first
2818 * yyscript.y (exp): Call script_data_segment_align and
2819 script_data_segment_relro_end.
2820 * testsuite/relro_script_test.t: New file.
2821 * testsuite/relro_test.cc (using_script): Declare.
2822 (t1, t2): Test using_script.
2823 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2824 (relro_script_test_SOURCES): Define.
2825 (relro_script_test_DEPENDENCIES): Define.
2826 (relro_script_test_LDFLAGS): Define.
2827 (relro_script_test_LDADD): Define.
2828 (relro_script_test.so): New target.
2829 * testsuite/Makefile.in: Rebuild.
2831 2008-08-06 Cary Coutant <ccoutant@google.com>
2833 * archive.cc (Archive::total_archives, Archive::total_members)
2834 (Archive::total_members_loaded): New variables.
2835 (Archive::setup): Add parameter. Add option to preread
2837 (Archive::read_armap): Add counter.
2838 (Archive::get_file_and_offset): New function.
2839 (Archive::get_elf_object_for_member): New function.
2840 (Archive::read_all_symbols): New function.
2841 (Archive::read_symbols): New function.
2842 (Archive::add_symbols): Add counters.
2843 (Archive::include_all_members): Use armap to find members if it's
2845 (Archive::include_member): Skip reading symbols if already read.
2846 Factored code into Archive::get_file_and_offset and
2847 Archive::get_elf_object_for_member. Changed call to
2848 Mapfile::report_include_archive_member.
2849 (Archive::print_stats): New function.
2850 * archive.h: Declare Object and Read_symbols_data classes.
2851 (Archive::Archive): Add initializers for new members.
2852 (Archive::setup): Add parameter.
2853 (Archive::print_stats): New function.
2854 (Archive::total_archives, Archive::total_members)
2855 (Archive::total_members_loaded): New variables.
2856 (Archive::get_file_and_offset): New function.
2857 (Archive::get_elf_object_for_member): New function.
2858 (Archive::read_all_symbols): New function.
2859 (Archive::read_symbols): New function.
2860 (Archive::Archive_member): New class.
2861 (Archive::members_): New member.
2862 (Archive::num_members_): New member.
2863 * main.cc: Include archive.h.
2864 (main): Call Archive::print_stats.
2865 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2866 archive parameter; member_name is now the fully-decorated name.
2867 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2868 * options.h: (General_options): Add --preread-archive-symbols option.
2869 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2872 2008-08-04 Ian Lance Taylor <iant@google.com>
2874 * symtab.h (Symbol::use_plt_offset): New function.
2875 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2876 * powerpc.cc (Relocate::relocate): Likewise.
2877 * sparc.cc (Relocate::relocate): Likewise.
2878 * x86_64.cc (Relocate::relocate): Likewise.
2879 * testsuite/weak_plt.sh: New test.
2880 * testsuite/weak_plt_main.cc: New test.
2881 * testsuite/weak_plt_shared.cc: New test.
2882 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2883 (check_PROGRAMS): Add weak_plt.
2884 (check_DATA): Add weak_plt_shared.so.
2885 (weak_plt_main_pic.o, weak_plt): New targets.
2886 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2887 * testsuite/Makefile.in: Rebuild.
2889 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2891 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2892 * testsuite/Makefile.in: Rebuild.
2894 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2896 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2897 * Makefile.in: Regenerate.
2898 * po/POTFILES.in: Regenerate.
2900 2008-07-29 Ian Lance Taylor <iant@google.com>
2902 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2903 symbols before other symbols.
2904 * testsuite/script_test_2.cc (test_addr): Declare.
2905 (test_addr_alias): Declare.
2906 (main): Check that test_addr and test_addr_alias have the right
2908 * testsuite/script_test_2.t: Define test_addr_alias and
2911 2008-07-24 Ian Lance Taylor <iant@google.com>
2914 * descriptors.cc: New file.
2915 * descriptors.h: New file.
2916 * gold-threads.h (class Hold_optional_lock): New class.
2917 * fileread.cc: Include "descriptors.h".
2918 (File_read::~File_read): Release descriptor rather than closing
2920 (File_read::open) [file]: Call open_descriptor rather than open.
2921 Set is_descriptor_opened_.
2922 (File_read::open) [memory]: Assert that descriptor is not open.
2923 (File_read::reopen_descriptor): New function.
2924 (File_read::release): Release descriptor.
2925 (File_read::do_read): Make non-const. Reopen descriptor.
2926 (File_read::read): Make non-const.
2927 (File_read::make_view): Reopen descriptor.
2928 (File_read::do_readv): Likewise.
2929 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2930 Update declarations.
2931 * layout.cc: Include "descriptors.h".
2932 (Layout::create_build_id): Use open_descriptor rather than open.
2933 * output.cc: Include "descriptors.h".
2934 (Output_file::open): Use open_descriptor rather than open.
2935 * archive.cc (Archive::const_iterator): Change Archive to be
2937 (Archive::begin, Archive::end): Make non-const.
2938 (Archive::count_members): Likewise.
2939 * archive.h (class Archive): Update declarations.
2940 * object.h (Object::read): Make non-const.
2941 * Makefile.am (CCFILES): Add descriptors.cc.
2942 (HFILES): Add descriptors.h.
2943 * Makefile.in: Rebuild.
2946 * gold.h: Always include <clocale>. Add Solaris workarounds
2947 following code in binutils/sysdep.h.
2950 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2951 this->eh_frame_hdr_ is NULL before using it.
2953 * dynobj.cc (Versions::Versions): Update comment.
2955 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2956 the base version name.
2958 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2959 array size plus one.
2960 (Stringpool_template::set_string_offsets): Subtract one from key
2961 before using it as an array index.
2962 (Stringpool_template::get_offset_with_length): Likewise.
2963 (Stringpool_template::write_to_buffer): Likewise.
2964 * stringpool.h (Stringpool_template::get_offset_from_key):
2967 2008-07-23 Ian Lance Taylor <iant@google.com>
2970 * object.h (Merged_symbol_value::value): Do our best to handle a
2974 * script.cc (Version_script_info::get_versions): Don't add empty
2975 version tag to return value.
2976 (Version_script_info::get_symbol_version_helper): Change return
2977 type to bool. Add pversion parameter. Change all callers.
2978 (script_register_vers_node): Don't require a non-NULL tag.
2979 * script.h (class Version_script_info): Update declarations.
2980 (Version_script_info::get_symbol_version): Change return type to
2981 bool. Add version parameter. Change all callers.
2982 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2983 handling. Handle an empty version from a version script.
2984 (Symbol_table::define_special_symbol): Likewise.
2985 * testsuite/ver_test_10.script: New file.
2986 * testsuite/ver_test_10.sh: New file.
2987 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2988 (check_DATA): Add ver_test_10.syms.
2989 (ver_test_10.syms, ver_test_10.so): New target.
2990 * testsuite/Makefile.in: Rebuild.
2992 2008-07-23 Simon Baldwin <simonb@google.com>
2994 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2995 to zero for undefined symbols from dynamic libraries.
2997 2008-07-23 Ian Lance Taylor <iant@google.com>
2999 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3001 * symtab.h (class Symbol_table): Update declaration.
3002 * testsuite/ver_test_9.cc: New file.
3003 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3004 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3005 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3006 (ver_test_9.so, ver_test_9.o): New targets.
3007 * testsuite/Makefile.in: Rebuild.
3009 2008-07-22 Ian Lance Taylor <iant@google.com>
3011 * options.h (class General_options): Define --check-sections.
3012 * layout.cc (Layout::set_segment_offsets): Handle
3015 * options.h (class General_options): Define -n/--nmagic and
3017 * options.cc (General_options::finalize): For -n/--nmagic or
3018 -N/--omagic, set -static.
3019 * layout.cc (Layout::attach_allocated_section_to_segment): If
3020 -N/--omagic, don't put read-only and read-write sections in
3022 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3023 finding a read-only segment.
3024 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3025 don't set the minimum segment alignment to the common page size,
3026 and don't set the file offset to the address modulo the page size.
3027 * script-sections.cc (Script_sections::create_segments): If
3028 -n/--omagic, don't put read-only and read-write sections in
3031 * cref.cc: New file.
3033 * options.h (class General_options): Add --print-symbol-counts.
3034 * main.cc (main): Issue defined symbol report if requested.
3035 * archive.cc (Archive::interpret_header): Make into a const member
3037 (Archive::add_symbols): Call Input_objects::archive_start and
3039 (Archive::const_iterator): Define new class.
3040 (Archive::begin, Archive::end): New functions.
3041 (Archive::include_all_members): Rewrite to use iterator.
3042 (Archive::count_members): New function.
3043 * archive.h (class Archive): Update declarations.
3044 (Archive::filename): New function.
3045 * object.cc: Include "cref.h".
3046 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3047 (Sized_relobj::do_get_global_symbol_counts): New function.
3048 (Input_objects::add_object): Add object to cross-referencer.
3049 (Input_objects::archive_start): New function.
3050 (Input_objects::archive_stop): New function.
3051 (Input_objects::print_symbol_counts): New function.
3052 * object.h: Declare Cref and Archive.
3053 (Object::get_global_symbol_counts): New function.
3054 (Object::do_get_global_symbol_counts): New pure virtual function.
3055 (class Sized_relobj): Add defined_count_ field. Update
3057 (class Input_objects): Add cref_ field. Update constructor.
3058 Update declarations.
3059 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3061 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3063 (Sized_dynobj::do_get_global_symbol_counts): New function.
3064 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3065 defined_count_. Update declarations. Define Symbols typedef.
3066 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3067 parameter. Change all callers.
3068 (Symbol_table::add_from_dynobj): Add sympointers and defined
3069 parameters. Change all callers.
3070 * symtab.h (class Symbol_table): Update declarations.
3071 * Makefile.am (CCFILES): Add cref.cc.
3072 (HFILES): Add cref.h.
3073 * Makefile.in: Rebuild.
3075 2008-07-22 Simon Baldwin <simonb@google.com>
3077 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3078 to zero when writing undefined symbols.
3080 2008-07-22 Ian Lance Taylor <iant@google.com>
3082 * output.cc (Output_section::add_input_section): Don't try to
3083 merge empty merge sections.
3085 2008-07-21 Craig Silverstein <csilvers@google.com>
3087 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3088 Include symbol version in error message.
3090 2008-07-20 Chris Demetriou <cgd@google.com>
3092 * configure.ac (gold_cv_c_random_seed): New configured variable.
3093 (RANDOM_SEED_CFLAGS): New substituted variable.
3094 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3095 * configure: Rebuild.
3096 * Makefile.in: Likewise.
3097 * testsuite/Makefile.in: Likewise.
3099 2008-07-18 Ian Lance Taylor <iant@google.com>
3101 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3102 where we see NAME/NULL and NAME/VERSION as separate symbols.
3103 * testsuite/ver_test_main.cc (main): Call t4.
3104 (t4, t4_2a): Define.
3105 * testsuite/ver_test_2.cc (t4_2): Define.
3106 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3107 * testsuite/ver_test_4.cc (t4_2a): Define.
3108 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3109 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3111 2008-07-17 Ian Lance Taylor <iant@google.com>
3113 * dynobj.cc (Versions::add_def): If we give an error about a
3114 missing version, go ahead and create the version anyhow.
3116 2008-07-10 Ian Lance Taylor <iant@google.com>
3118 Handle output sections with more than 0x7fffffff bytes.
3119 * object.h (class Relobj): Change map_to_output_ to
3120 output_sections_, and just keep a section pointer. Change all
3121 uses. Move comdat group support to Sized_relobj.
3122 (Relobj::is_section_specially_mapped): Remove.
3123 (Relobj::output_section): Remove poff parameter. Change all
3125 (Relobj::output_section_offset): New function.
3126 (Relobj::set_section_offset): Rewrite.
3127 (Relobj::map_to_output): Remove.
3128 (Relobj::output_sections): New function.
3129 (Relobj::do_output_section_offset): New pure virtual function.
3130 (Relobj::do_set_section_offset): Likewise.
3131 (class Sized_relobj): Add section_offsets_ field. Add comdat
3132 group support from Relobj. Update declarations.
3133 (Sized_relobj::get_output_section_offset): New function.
3134 (Sized_relobj::do_output_section_offset): New function.
3135 (Sized_relobj::do_set_section_offset): New function.
3136 * object.cc (Relobj::output_section_address): Remove.
3137 (Sized_relobj::Sized_relobj): Initialize new fields.
3138 (Sized_relobj::include_section_group): Cast find_kept_object to
3140 (Sized_relobj::include_linkonce_section): Likewise.
3141 (Sized_relobj::do_layout): Use separate arrays for output section
3143 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3145 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3146 output_sections and section_offsets.
3147 (Sized_relobj::write_local_symbols): Likewise.
3148 (map_to_kept_section): Compute output address directly.
3149 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3150 output_sections and section_offsets.
3151 (Sized_relobj::write_sections): Likewise.
3152 (Sized_relobj::relocate_sections): Likewise.
3153 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3154 * output.h (class Output_reloc): Update declarations. Change
3155 u2_.relobj to Sized_relobj*.
3156 (class Output_data_reloc): Change add functions to use
3158 * output.cc (Output_reloc::Output_reloc): Change relobj to
3160 (Output_reloc::local_section_offset): Change return type to
3161 Elf_Addr. Use get_output_section_offset.
3162 (Output_reloc::get_address): Likewise.
3163 (Output_section::is_input_address_mapped): Don't call
3164 is_section_specially_mapped.
3165 (Output_section::output_offset): Likewise.
3166 (Output_section::output_address): Likewise.
3167 (Output_section::starting_output_address): Likewise.
3168 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3169 parameter to Sized_relobj*.
3170 (Copy_relocs::need_copy_reloc): Likewise.
3171 (Copy_relocs::save): Likewise.
3172 * copy-relocs.h (class Copy_relocs): Update declarations.
3173 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3174 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3175 * target-reloc.h (relocate_for_relocatable): Change
3176 offset_in_output_section type to Elf_Addr. Change code that uses
3178 * layout.cc (Layout::layout): Always set *off.
3179 * mapfile.cc (Mapfile::print_input_section): Use
3180 output_section_offset.
3181 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3183 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3184 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3185 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3187 2008-07-03 Ian Lance Taylor <iant@google.com>
3189 * layout.cc (Layout::include_section): Do not discard unrecognized
3190 SHT_STRTAB sections.
3192 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3194 * script.cc (Lex::can_continue_name): Make '?' allowable in
3195 version-script names.
3196 * testsuite/version_script.map: Change glob pattern to use '?'
3198 2008-06-30 Manish Singh <yosh@gimp.org>
3201 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3204 2008-06-30 Ian Lance Taylor <iant@google.com>
3208 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3209 versions]: Don't try to read the value in the contents, since we
3210 don't use it. Use the template endianness when writing.
3212 2008-06-25 Cary Coutant <ccoutant@google.com>
3214 * fileread.cc (File_read::make_view): Assert on zero-length view.
3215 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3216 symbol table when there are no symbols to read.
3218 2008-06-23 Craig Silverstein <csilvers@google.com>
3220 * version.cc (version_string): Bump to 1.7
3222 2008-06-18 Craig Silverstein <csilvers@google.com>
3224 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3225 constant 0xFFFF to type Valtype.
3226 (Powerpc_relocate_functions::rel16_ha): Likewise.
3228 2008-06-17 Ian Lance Taylor <iant@google.com>
3230 * output.h (Output_section::Input_section): Initialize p2align_ to
3231 zero for Output_section_data constructors.
3232 (Output_section::Input_section::addralign): If not an input
3233 section, return the alignment of the Output_section_data.
3234 * testsuite/copy_test.cc: New file.
3235 * testsuite/copy_test_1.cc: New file.
3236 * testsuite/copy_test_2.cc: New file.
3237 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3238 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3239 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3240 (copy_test_1_pic.o, copy_test_1.so): New targets.
3241 (copy_test_2_pic.o, copy_test_2.so): New targets.
3242 * testsuite/Makefile.in: Rebuild.
3244 * script-sections.cc (Script_sections::place_orphan): Initialize
3245 local variable exact.
3247 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3249 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3251 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3252 David S. Miller <davem@davemloft.net>
3254 * powerpc.cc: New file.
3255 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3256 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3257 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3258 * Makefile.in: Rebuild.
3260 2008-06-09 Ian Lance Taylor <iant@google.com>
3262 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3264 (throwing, orig_terminate): New static variables.
3265 (terminate_handler): New static function.
3266 (t2): Set terminate handler.
3268 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3271 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3274 2008-05-30 Cary Coutant <ccoutant@google.com>
3276 * archive.cc (Archive::include_all_members) Correct to step
3277 over symbol table and extended name table in thin archives.
3279 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3282 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3285 2008-05-28 Caleb Howe <cshowe@google.com>
3287 * reduced_debug_output.cc: New file.
3288 * reduced_debug_output.h: New file.
3289 * options.h (class General_options): Add --strip-debug-non-line.
3290 * options.cc (General_options::finalize): Add strip_debug_non_line
3291 to the strip heirarchy.
3292 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3294 * layout.cc: Include "reduced_debug_output.h".
3295 (Layout::Layout): Initialize new fields.
3296 (line_only_debug_sections): New static array.
3297 (is_lines_only_debug_sections): New static inline function.
3298 (Layout::include_section): Handle --strip-debug-non-line.
3299 (Layout::make_output_section): If --strip-debug-non-line, build
3300 new output sections for .debug_abbrev and .debug_info.
3301 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3302 gold. Warn about possible overflow.
3303 (read_signed_LEB_128): Likewise.
3304 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3305 (read_signed_LEB_128): Declare.
3306 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3307 (HFILES): Add reduced_debug_output.h.
3308 * Makefile.in: Rebuild.
3310 2008-05-21 Ian Lance Taylor <iant@google.com>
3312 * mapfile.cc: New file.
3313 * mapfile.h: New file.
3314 * options.h (class General_options): Add -M/--print-map and -Map.
3315 * options.cc (General_options::finalize): Make -M equivalent to
3317 * main.cc: Include <cstdio> and "mapfile.h".
3318 (main): Open mapfile if requested.
3319 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3320 constructor. Change caller.
3321 (queue_initial_tasks): Add mapfile parameter. Change caller.
3322 (queue_middle_tasks): Likewise.
3323 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3325 * archive.cc: Include "mapfile.h".
3326 (Archive::add_symbols): Add mapfile parameter. Change all
3327 callers. Pass mapfile, symbol, and reason to include_member.
3328 (Archive::include_all_members): Add mapfile parameter. Change all
3330 (Archive::include_member): Add mapfile, sym, and why parameters.
3331 Change all callers. Report inclusion to map file.
3332 * archive.h: Include "fileread.h".
3333 (class Archive): Update declarations.
3334 (Archive::file): New const method.
3335 (class Add_archive_symbols): Add mapfile_ field. Update
3336 constructor. Change all callers.
3337 * readsyms.h (class Read_symbols): Likewise.
3338 (class Finish_group): Likewise.
3339 (class Read_script): Likewise.
3340 * common.cc: Include "mapfile.h".
3341 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3343 (Symbol_table::do_allocate_commons): Likewise.
3344 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3345 symbol allocation to mapfile.
3346 * common.h (class Allocate_commons_task): Add mapfile_ field.
3347 Update constructor. Change all callers.
3348 * symtab.h (class Symbol_table): Update declarations.
3349 * layout.cc: Include "mapfile.h".
3350 (Layout_task_runner::run): Print information to mapfile.
3351 (Layout::create_gold_note): Change Output_data_fixed_space to
3352 Output_data_zero_fill.
3353 (Layout::create_build_id): Likewise.
3354 (Layout::print_to_mapfile): New function.
3355 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3356 constructor. Change caller.
3357 (class Layout): Declare print_to_mapfile.
3358 * output.cc (Output_section::Input_section::print_to_mapfile): New
3360 (Output_section::add_input_section): If producing a map, always
3361 add to input_sections_ list.
3362 (Output_section::do_print_to_mapfile): New function.
3363 (Output_segment::print_sections_to_mapfile): New function.
3364 (Output_segment::print_section_list_to_mapfile): New function.
3365 * output.h: Include "mapfile.h".
3366 (Output_data::print_to_mapfile): New function.
3367 (Output_data::do_print_to_mapfile): New virtual function.
3368 (Output_segment_headers::do_print_to_mapfile): New function.
3369 (Output_file_header::do_print_to_mapfile): New function.
3370 (Output_data_const::do_print_to_mapfile): New function.
3371 (class Output_data_const_buffer): Add map_name_ field. Update
3372 constructor. Change all callers. Add do_print_to_mapfile
3374 (class Output_data_fixed_space): Likewise.
3375 (class Output_data_space): Likewise.
3376 (class Output_data_zero_fill): New class.
3377 (Output_data_strtab::do_print_to_mapfile): New function.
3378 (Output_data_reloc_base::do_print_to_mapfile): New function.
3379 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3380 (Output_data_group::do_print_to_mapfile): New function.
3381 (Output_data_got::do_print_to_mapfile): New function.
3382 (Output_data_dynamic::do_print_to_mapfile): New function.
3383 (Output_symtab_xindex::do_print_to_mapfile): New function.
3384 (class Output_section): Declare do_print_to_mapflie. Declare
3385 print_to_mapfile in Input_section.
3386 (class Output_segment): Declare new functions.
3387 * object.h (Sized_relobj::symbol_count): New function.
3388 * script-sections.cc
3389 (Output_section_element_dot_assignment::set_section_addresses):
3390 Change Output_data_fixed_space to Output_data_zero_fill.
3391 (Output_data_expression::do_print_to_mapfile): New function.
3392 * script.cc (read_input_script): Add mapfile parameter. Change
3394 * script.h (read_input_script): Update declaration.
3395 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3396 (Eh_frame::do_print_to_mapfile): New function.
3397 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3398 (Output_merge_string::do_print_to_mapfile): New function.
3399 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3401 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3403 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3405 * Makefile.am (CCFILES): Add mapfile.cc.
3406 (HFILES): Add mapfile.h.
3407 * Makefile.in: Rebuild.
3409 2008-05-19 Ian Lance Taylor <iant@google.com>
3411 * options.h (class General_options): Add -z relro.
3412 * layout.cc (Layout::Layout): Initialize relro_segment_.
3413 (Layout::add_output_section_data): Return the output section.
3414 (Layout::make_output_section): Rcognize relro sections and mark
3416 (Layout::attach_allocated_section_to_segment): Put relro sections
3417 in a PT_GNU_RELRO segment.
3418 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3420 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3422 (Layout::linkonce_mapping): Map d.rel.ro.local to
3424 (Layout::output_section_name): Us .data.rel.ro.local for any
3425 section which begins with that.
3426 * layout.h (class Layout): Update add_output_section_data
3427 declaration. Add relro_segment_ field.
3428 * output.cc (Output_section::Output_section): Initialize is_relro_
3429 and is_relro_local_ fields.
3430 (Output_segment::add_output_section): Group relro sections.
3431 (Output_segment::is_first_section_relro): New function.
3432 (Output_segment::maximum_alignment): If there is a relro section,
3433 align the segment to the common page size.
3434 (Output_segment::set_section_addresses): Track whether we are
3435 looking at relro sections. If the last section is a relro
3436 section, align to the common page size.
3437 (Output_segment::set_section_list_addresses): Add in_relro
3438 parameter. Change all callers. Align to the page size when
3439 moving from relro to non-relro section.
3440 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3442 * output.h (class Output_section): Add is_relro_ and
3443 is_relro_local_ fields.
3444 (Output_section::is_relro): New function.
3445 (Output_section::set_is_relro): New function.
3446 (Output_section::is_relro_local): New function.
3447 (Output_section::set_is_relro_local): New function.
3448 (class Output_segment): Update declarations.
3449 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3450 * sparc.cc (Target_sparc::got_section): Likewise.
3451 * x86_64.cc (Target_x86_64::got_section): Likewise.
3452 * testsuite/relro_test_main.cc: New file.
3453 * testsuite/relro_test.cc: New file.
3454 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3455 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3456 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3457 (relro_test.so, relro_test_pic.o): New targets.
3458 * testsuite/Makefile.in: Rebuild.
3460 2008-05-16 Ian Lance Taylor <iant@google.com>
3462 * output.cc (Output_segment::add_output_section): Remove front
3464 * output.h (class Output_segment): Remove
3465 add_initial_output_section and overloaded add_output_section.
3466 Update declaration of remaining add_output_section.
3467 * layout.cc (Layout::create_interp): Call add_output_section
3468 rather than add_initial_output_section.
3469 (Layout::finish_dynamic_section): Likewise.
3471 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3472 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3473 know the dynamic type.
3474 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3475 field. Initialize it in constructor.
3476 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3477 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3478 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3481 * output.cc (Output_reloc::get_address): Change return type to
3483 * output.h (class Output_reloc): Update get_address declaration.
3484 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3485 for section addresses.
3487 2008-05-09 Ian Lance Taylor <iant@google.com>
3490 * gold.cc (gold_nomem): Use return value of write.
3492 2008-05-08 Ian Lance Taylor <iant@google.com>
3494 * symtab.c (Symbol::init_base_output_data): Add version
3495 parameter. Change all callers.
3496 (Symbol::init_base_output_segment): Likewise.
3497 (Symbol::init_base_constant): Likewise.
3498 (Symbol::init_base_undefined): Likewise.
3499 (Sized_symbol::init_output_data): Likewise.
3500 (Sized_symbol::init_output_segment): Likewise.
3501 (Sized_symbol::init_constant): Likewise.
3502 (Sized_symbol::init_undefined): Likewise.
3503 (Symbol_table::do_define_in_output_data): If the new symbol has a
3504 version, mark it as the default.
3505 (Symbol_table::do_define_in_output_segment): Likewise.
3506 (Symbol_table::do_define_as_constant): Likewise.
3507 * symtab.h (class Symbol): Update declarations.
3508 (class Sized_symbol): Likewise.
3509 * resolve.cc (Symbol::override_version): New function.
3510 (Symbol::override_base): Call override_version.
3511 (Symbol::override_base_with_special): Likewise.
3512 * testsuite/ver_script_8.script: New file.
3513 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3514 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3515 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3516 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3518 2008-05-06 Ian Lance Taylor <iant@google.com>
3521 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3523 (class General_options): Remove existing --undefined, and add
3524 --no-undefined instead. Add new --undefined as synonym for -u.
3525 * archive.cc (Archive::add_symbols): Check whether symbol was
3527 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3528 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3529 all uses. Add IS_UNDEFINED. Update declarations to split
3530 different versions of init_base. Declare init_base_undefined.
3531 (Symbol::is_defined): Handle IS_UNDEFINED.
3532 (Symbol::is_undefined): Likewise.
3533 (Symbol::is_weak_undefined): Call is_undefined.
3534 (Symbol::is_absolute): Handle IS_CONSTANT.
3535 (class Sized_symbol): Update declarations to split different
3536 versions of init. Declare init_undefined.
3537 (class Symbol_table): Declare new functions.
3538 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3540 (Symbol::init_base_output_data): Likewise.
3541 (Symbol::init_base_output_segment): Likewise.
3542 (Symbol::init_base_constant): Likewise.
3543 (Symbol::init_base_undefined): New function.
3544 (Sized_symbol::init_object): Rename from init. Change all
3546 (Sized_symbol::init_output_data): Likewise.
3547 (Sized_symbol::init_output_segment): Likewise.
3548 (Sized_symbol::init_constant): Likewise.
3549 (Sized_symbol::init_undefined): New function.
3550 (Symbol_table::add_undefined_symbols_from_command_line): New
3552 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3554 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3555 (Symbol::output_section): Likewise.
3556 (Symbol::set_output_section): Likewise.
3557 (Symbol_table::sized_finalize_symbol): Likewise.
3558 (Symbol_table::sized_write_globals): Likewise.
3559 * resolve.cc (Symbol_table::should_override): Likewise.
3560 (Symbol::override_base_with_special): Likewise.
3562 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3563 symbol, change it to have default visibility.
3564 * testsuite/protected_1.cc: New file.
3565 * testsuite/protected_2.cc: New file.
3566 * testsuite/protected_3.cc: New file.
3567 * testsuite/protected_main_1.cc: New file.
3568 * testsuite/protected_main_2.cc: New file.
3569 * testsuite/protected_main_3.cc: New file.
3570 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3571 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3572 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3573 (protected_1.so): New target.
3574 (protected_1_pic.o, protected_2_pic.o): New targets.
3575 (protected_3_pic.o): New target.
3576 (check_PROGRAMS): Add protected_2.
3577 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3578 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3579 * testsuite/Makefile.in: Rebuild.
3581 * options.h (DEFINE_var): Add set_user_set_##varname__.
3582 (DEFINE_bool_alias): New macro.
3583 (class General_options): Define -Bstatic using DEFINE_bool_alias
3584 rather than DEFINE_special. Add --undefined as an alias for -z
3586 * options.cc (General_options::parse_Bstatic): Remove.
3588 * options.h (class General_options): Add --fatal-warnings.
3589 * main.cc (main): Implement --fatal-warnings.
3590 * errors.h (Errors::warning_count): New function.
3592 * options.h (class General_options): Add -Bsymbolic-functions.
3593 * symtab.h (Symbol::is_preemptible): Check for
3594 -Bsymbolic-functions.
3596 2008-05-05 Ian Lance Taylor <iant@google.com>
3598 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3599 as noVARNAME rather than no-VARNAME.
3600 (class General_options): Add option -z combreloc.
3601 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3603 (Output_reloc::sort_before) [SHT_REL]: New function.
3604 (Output_reloc::sort_before) [SHT_RELA]: New function.
3605 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3606 Sort_relocs_comparison.
3607 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3608 parameter. Change all callers.
3609 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3610 sort_relocs parameter. Change all callers.
3611 * output.cc (Output_reloc::get_address): New function, broken out
3613 (Output_reloc::write_rel): Call it.
3614 (Output_reloc::compare): New function.
3615 (Output_data_reloc_base::do_write): Optionally sort relocs.
3617 * configure.ac: If targ_extra_obj is set, link it in.
3618 * configure.tgt: Initialize all variables.
3619 (x86_64*): Set targ_extra_obj and targ_extra_size.
3620 * configure: Rebuild.
3622 * object.cc (Sized_relobj::include_section_group): Adjust section
3623 indexes read from group data. Build vector to pass to
3625 * layout.cc (Layout::layout_group): Add flags and shndxes
3626 parameters. Remove contents parameter. Change caller. Update
3627 explicit instantiations.
3628 * layout.h (class Layout): Update layout_group declaration.
3629 * output.cc (Output_data_group::Output_data_group): Add flags and
3630 input_shndxes parameters. Remove contents parameter. Change
3632 (Output_data_group::do_write): Change input_sections_ to
3634 * output.h (class Output_data_group): Update constructor
3635 declaration. Rename input_sections_ to input_shndxes_.
3636 * testsuite/many_sections_test.cc: Add template.
3638 2008-04-30 Cary Coutant <ccoutant@google.com>
3640 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3642 * layout.cc (Layout::include_section): Refactored check for debug
3644 (Layout::add_comdat): Add new parameters. Change type
3645 of signature parameter. Add object and shndx to signatures table.
3646 (Layout::find_kept_object): New function.
3647 * layout.h: Include <cstring>.
3648 (Layout::is_debug_info_section): New function.
3649 (Layout::add_comdat): Add new parameters.
3650 (Layout::find_kept_object): New function.
3651 (Layout::Kept_section): New struct.
3652 (Layout::Signatures): Change type of map range.
3653 * object.cc (Relobj::output_section_address): New function.
3654 (Sized_relobj::include_section_group): Add new parameters. Change
3655 calls to Layout::add_comdat. Change to build table of kept comdat
3656 groups and table mapping discarded sections to kept sections.
3657 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3658 (Sized_relobj::do_layout): Change calls to include_section_group and
3659 include_linkonce_section.
3660 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3661 value to zero when section is discarded.
3662 (Sized_relobj::map_to_kept_section): New function.
3663 * object.h (Relobj::output_section_address): New function.
3664 (Relobj::Comdat_group): New type.
3665 (Relobj::find_comdat_group): New function.
3666 (Relobj::Comdat_group_table): New type.
3667 (Relobj::Kept_comdat_section): New type.
3668 (Relobj::Kept_comdat_section_table): New type.
3669 (Relobj::add_comdat_group): New function.
3670 (Relobj::set_kept_comdat_section): New function.
3671 (Relobj::get_kept_comdat_section): New function.
3672 (Relobj::comdat_groups_): New field.
3673 (Relobj::kept_comdat_sections_): New field.
3674 (Symbol_value::input_value): Update comment.
3675 (Sized_relobj::map_to_kept_section) New function.
3676 (Sized_relobj::include_linkonce_section): Add new parameter.
3677 * target-reloc.h (Comdat_behavior): New type.
3678 (get_comdat_behavior): New function.
3679 (relocate_section): Add code to map a discarded section to the
3680 corresponding kept section when applying a relocation.
3682 2008-04-30 Craig Silverstein <csilvers@google.com>
3684 * dwarf_reader.cc (next_generation_count): New static var.
3685 (Addr2line_cache_entry): New struct.
3686 (addr2line_cache): New static var.
3687 (Dwarf_line_info::one_addr2line): Added caching.
3688 (Dwarf_line_info::clear_addr2line_cache): New function.
3689 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3690 cache-size parameter.
3691 (Dwarf_line_info::one_addr2line_cache): New function.
3692 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3693 new cache-size argument to one_addr2line(), and clear cache.
3695 2008-04-28 Cary Coutant <ccoutant@google.com>
3697 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3698 R_386_PC8 relocations.
3700 2008-04-23 Ian Lance Taylor <iant@google.com>
3702 * object.cc (Sized_relobj::include_section_group): Check for
3703 invalid section group.
3705 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3708 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3709 than read for file header.
3710 * archive.cc (Archive::include_member): Likewise.
3712 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3714 * aclocal.m4: Regenerate.
3715 * configure: Regenerate.
3717 2008-04-19 Ian Lance Taylor <iant@google.com>
3719 * version.cc (version_string): Bump to 1.6.
3721 * testsuite/Makefile.am (many_sections_r_test): New target.
3722 (many_sections_r_test_SOURCES): Remove.
3723 (many_sections_r_test_DEPENDENCIES): Remove.
3724 (many_sections_r_test_LDFLAGS): Remove.
3725 (many_sections_r_test_LDADD): Remove.
3727 * object.cc (Sized_relobj::do_add_symbols): Always pass
3728 local_symbol_count_ to add_from_relobj.
3730 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3731 every thousand variables.
3732 * testsuite/Makefile.in: Rebuild.
3734 * object.cc (Xindex::initialize_symtab_xindex): New function.
3735 (Xindex::read_symtab_xindex): New function.
3736 (Xindex::sym_xindex_to_shndx): New function.
3737 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3739 (Sized_relobj::do_initialize_xindex): New function.
3740 (Sized_relobj::do_read_symbols): Adjust section links.
3741 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3742 parameter. Change all callers.
3743 (Sized_relobj::include_section_group): Adjust section links and
3744 symbol section indexes.
3745 (Sized_relobj::do_layout): Adjust section links.
3746 (Sized_relobj::do_count_local_symbols): Adjust section links and
3747 symbol section indexes.
3748 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3749 ordinary and special symbols.
3750 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3751 dynsym_xindex parameters. Change all callers. Adjust section
3752 links. Use SHN_XINDEX when needed.
3753 (Sized_relobj::get_symbol_location_info): Adjust section links.
3754 Don't get fooled by special symbols.
3755 * object.h (class Xindex): Define.
3756 (class Object): Add xindex_ parameter. Declare virtual functoin
3757 do_initialize_xindex.
3758 (Object::adjust_sym_shndx): New function.
3759 (Object::set_xindex): New protected function.
3760 (class Symbol_value): Add is_ordinary_shndx_ field.
3761 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3762 (Symbol_value::value): Assert ordinary section.
3763 (Symbol_value::initialize_input_to_output_map): Likewise.
3764 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3766 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3768 (class Sized_relobj): Update declarations.
3769 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3770 parameter. Change all callers.
3771 (Sized_relobj::adjust_shndx): New function.
3772 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3774 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3775 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3776 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3777 (Sized_dynobj::read_dynsym_section): Adjust section links.
3778 (Sized_dynobj::read_dynamic): Likewise.
3779 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3781 (Sized_dynobj::do_initialize_xindex): New function.
3782 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3783 do_initialize_xindex.
3784 (Sized_dynobj::adjust_shndx): New function.
3785 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3786 dynsym_xindex_ fields.
3787 (Layout::finalize): Add a call to set_section_indexes before
3788 creating the symtab sections.
3789 (Layout::set_section_indexes): Don't do anything if the section
3790 already has a section index.
3791 (Layout::create_symtab_sections): Add shnum parameter. Change
3792 caller. Create .symtab_shndx section if needed.
3793 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3795 (Layout::allocated_output_section_count): New function.
3796 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3798 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3799 fields. Update declarations.
3800 (Layout::symtab_xindex): New function.
3801 (Layout::dynsym_xindex): New function.
3802 (class Write_symbols_task): Add layout_ field.
3803 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3805 * output.cc (Output_section_headers::Output_section_headers): Add
3806 shstrtab_section parameter. Change all callers.
3807 (Output_section_headers::do_sized_write): Store overflow values
3808 for section count and section string table section index in
3809 section header zero.
3810 (Output_file_header::do_sized_write): Check for overflow of
3811 section count and section string table section index.
3812 (Output_symtab_xindex::do_write): New function.
3813 (Output_symtab_xindex::endian_do_write): New function.
3814 * output.h (class Output_section_headers): Add shstrtab_section_.
3815 Update declarations.
3816 (class Output_symtab_xindex): Define.
3817 (Output_section::has_out_shndx): New function.
3818 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3820 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3822 (Sized_symbol::init): Likewise.
3823 (Symbol::output_section): Check for ordinary symbol.
3824 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3825 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3827 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3828 Change all callers. Simplify handling of symbols from sections
3829 not included in the link.
3830 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3832 (Weak_alias_sorter::operator()): Assert that symbols are
3834 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3836 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3837 parameters. Change all callers.
3838 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3839 symbol distinction. Use SHN_XINDEX when needed.
3840 (Symbol_table::write_section_symbol): Add symtab_xindex
3841 parameter. Change all callers.
3842 (Symbol_table::sized_write_section_symbol): Likewise. Use
3843 SHN_XINDEX when needed.
3844 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3846 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3847 (Symbol::is_defined): Check is_ordinary.
3848 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3849 (Symbol::is_absolute, Symbol::is_common): Likewise.
3850 (class Sized_symbol): Update declarations.
3851 (class Symbol_table): Update declarations.
3852 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3853 parameters. Change all callers.
3854 (Sized_symbol::override): Likewise.
3855 (Symbol_table::override): Likewise.
3856 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3857 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3858 is_ordinary, and orig_st_shndx parameters. Change all callers.
3859 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3860 to be in an ordinary section.
3861 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3862 object and is_ordinary parameters. Change all callers.
3863 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3864 Change all callers. Don't add undefined or non-ordinary symbols
3866 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3868 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3870 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3871 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3872 (Sized_relobj::relocate_sections): Likewise.
3873 * target-reloc.h (scan_relocs): Adjust section symbol index.
3874 (scan_relocatable_relocs): Likewise.
3875 * i386.cc (Scan::local): Check for ordinary symbols.
3876 * sparc.cc (Scan::local): Likewise.
3877 * x86_64.cc (Scan::local): Likewise.
3878 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3879 to symbol_section_and_value.
3880 * testsuite/many_sections_test.cc: New file.
3881 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3882 (check_PROGRAMS): Add many_sections_test.
3883 (many_sections_test_SOURCES): Define.
3884 (many_sections_test_DEPENDENCIES): Define.
3885 (many_sections_test_LDFLAGS): Define.
3886 (BUILT_SOURCES): Add many_sections_define.h.
3887 (many_sections_define.h): New target.
3888 (BUILT_SOURCES): Add many_sections_check.h.
3889 (many_sections_check.h): New target.
3890 (check_PROGRAMS): Add many_sections_r_test.
3891 (many_sections_r_test_SOURCES): Define.
3892 (many_sections_r_test_DEPENDENCIES): Define.
3893 (many_sections_r_test_LDFLAGS): Define.
3894 (many_sections_r_test_LDADD): Define.
3895 (many_sections_r_test.o): New target.
3896 * testsuite/Makefile.in: Rebuild.
3898 2008-04-17 Cary Coutant <ccoutant@google.com>
3900 * errors.cc (Errors::info): New function.
3901 (gold_info): New function.
3902 * errors.h (Errors::info): New function.
3903 * gold.h (gold_info): New function.
3904 * object.cc (Input_objects::add_object): Print trace output.
3905 * options.cc (options::parse_set): New function.
3906 (General_options::parse_wrap): Deleted.
3907 (General_options::General_options): Deleted initializer.
3908 * options.h (options::String_set): New typedef.
3909 (options::parse_set): New function.
3910 (DEFINE_set): New macro.
3911 (General_options::wrap): Changed to use DEFINE_set. Changed
3912 callers of any_wrap_symbols and is_wrap_symbol.
3913 (General_options::trace, General_options::trace_symbol):
3915 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3916 (General_options::wrap_symbols_): Deleted.
3917 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3919 2008-04-17 David S. Miller <davem@davemloft.net>
3921 * options.cc (General_options::parse_V): New function.
3922 * options.h: Add entries for -V and -Qy.
3924 2008-04-17 Ian Lance Taylor <iant@google.com>
3926 * common.cc (Symbol_table::allocate_commons): Remove options
3927 parameter. Change caller.
3928 (Symbol_table::do_allocate_commons): Remove options parameter.
3929 Change caller. Just call do_allocate_commons_list twice.
3930 (Symbol_table::do_allocate_commons_list): New function, broken out
3931 of do_allocate_commons.
3932 * common.h (class Allocate_commons_task): Remove options_ field.
3934 * symtab.cc (Symbol_table::Symbol_table): Initialize
3936 (Symbol_table::add_from_object): Put TLS common symbols on
3938 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3939 which are IN_OUTPUT_DATA.
3940 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3941 allocate_commons and do_allocate_commons declarations. Declare
3942 do_allocate_commons_list.
3943 * gold.cc (queue_middle_tasks): Update creation of
3944 Allocate_commons_task to not pass options.
3945 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3946 (TLS_TEST_C_FLAGS): New variable.
3947 (tls_test_c_pic.o): New target.
3948 (tls_test_shared.so): Link in tls_test_c_pic.o.
3949 (tls_test_c_pic_ie.o): New target.
3950 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3951 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3952 (tls_test_c.o): New target.
3953 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3954 (tls_pic_test_LDADD): Likewise.
3955 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3956 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3957 (tls_test_c_gnu2.o): New target.
3958 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3960 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3961 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3962 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3963 * testsuite/tls_test.cc: Include "config.h".
3964 (t_last): Call t11_last.
3965 * testsuite/tls_test.h (t11, t11_last): Declare.
3966 * testsuite/tls_test_c.c: New file.
3967 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3968 * configure.ac: Check for OpenMP support.
3969 * configure, config.in, Makefile.in: Rebuild.
3970 * testsuite/Makefile.in: Rebuild.
3972 2008-04-16 Cary Coutant <ccoutant@google.com>
3974 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3975 (Target_i386::tls_base_symbol_defined_): New field.
3976 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3977 (Target_i386::Scan::global): Likewise.
3978 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3979 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3980 (Target_x86_64::tls_base_symbol_defined_): New field.
3981 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3982 (Target_x86_64::Scan::global): Likewise.
3984 2008-04-16 Cary Coutant <ccoutant@google.com>
3986 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3987 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3988 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3989 building shared libraries.
3990 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3991 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3992 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3993 * testsuite/Makefile.in: Rebuild.
3994 * testsuite/weak_undef.h: New file.
3995 * testsuite/weak_undef_file1.cc: Add extra test cases.
3996 * testsuite/weak_undef_file2.cc: Likewise.
3997 * testsuite/weak_undef_test.cc: Likewise.
3999 2008-04-16 David S. Miller <davem@davemloft.net>
4001 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4002 Add issued_non_pic_error_ field. Declare check_non_pic.
4003 (Target_sparc::Scan::check_non_pic): New function.
4004 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4005 (Target_sparc::Scan::global): Likewise.
4007 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4008 * configure: Rebuild.
4010 * options.h (DEFINE_enable): New macro.
4011 (new_dtags): New enable option.
4012 (initfirst, interpose, loadfltr, nodefaultlib,
4013 nodelete, nodlopen, nodump): New -z options.
4014 * layout.cc (Layout:finish_dynamic_section): If new
4015 dtags enabled, emit DT_RUNPATH. Also, emit a
4016 DT_FLAGS_1 containing any specified -z flags.
4018 2008-04-16 Ian Lance Taylor <iant@google.com>
4020 * copy-relocs.cc: New file.
4021 * copy-relocs.h: New file.
4022 * reloc.cc: Remove Copy_relocs code.
4023 * reloc.h: Likewise.
4024 * reloc-types.h (struct Reloc_types) [both versions]: Add
4025 get_reloc_addend_noerror.
4026 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4027 variants of add_global which take an addend which must be zero.
4028 * i386.cc: Include "copy-relocs.h".
4029 (class Target_i386): Change type of copy_relocs_ to variable,
4031 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4033 (Target_i386::do_finalize_sections): Change handling of
4035 * sparc.cc: Include "copy-relocs.h".
4036 (class Target_sparc): Change type of copy_relocs_ to variable,
4038 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4040 (Target_sparc::do_finalize_sections): Change handling of
4042 * x86_64.cc: Include "copy-relocs.h".
4043 (class Target_x86_64): Change type of copy_relocs_ to variable,
4045 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4046 class. Change all callers.
4047 (Target_x86_64::do_finalize_sections): Change handling of
4049 * Makefile.am (CCFILES): Add copy-relocs.cc.
4050 (HFILES): Add copy-relocs.h.
4052 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4054 * testsuite/script_test_4.sh: Permit leading zeroes.
4056 2008-04-15 Ian Lance Taylor <iant@google.com>
4058 * script-sections.cc (Script_sections::create_segments): Use
4059 header_size_adjustment even when there is enough room for the
4061 * testsuite/script_test_4.sh: New file.
4062 * testsuite/script_test_4.t: New file.
4063 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4064 (check_DATA): Add script_test_4.stdout.
4065 (MOSTLYCLEANFILES): Likewise.
4066 (script_test_4): New target.
4067 (script_test_4.stdout): New target.
4068 * testsuite/Makefile.in: Rebuild.
4070 * sparc.cc: Add definitions for Output_data_plt_sparc class
4073 2008-04-14 David S. Miller <davem@davemloft.net>
4075 * sparc.cc: New file.
4076 * Makefile.am (TARGETSOURCES): Add sparc.cc
4077 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4078 * configure.tgt: Document targ_extra_size and
4079 targ_extra_big_endian. Add entries for sparc-* and
4081 * configure.ac: Handle targ_extra_size and
4082 targ_extra_big_endian.
4083 * Makefile.in: Rebuild.
4084 * configure: Likewise.
4085 * po/POTFILES.in: Likewise.
4086 * po/gold.pot: Likewise.
4088 2008-04-14 Ian Lance Taylor <iant@google.com>
4090 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4091 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4092 in the name/type/flags to section mapping. Don't call
4093 allocate_output_section.
4094 (Layout::choose_output_section): Change parameter from adjust_name
4095 to is_input_section. Don't permit input sections after sections
4096 are attached to segments. Don't call allocate_output_section.
4097 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4098 not write_enable_output_section.
4099 (Layout::make_output_section): Don't push to
4100 unattached_section_list_ nor call attach_to_segment. Call
4101 attach_section_to_segment if sections are attached.
4102 (Layout::attach_sections_to_segments): New function.
4103 (Layout::attach_section_to_segment): New function.
4104 (Layout::attach_allocated_section_to_segment): Rename from
4105 attach_to_segment. Remove flags parameter.
4106 (Layout::allocate_output_section): Remove function.
4107 (Layout::write_enable_output_section): Remove function.
4108 * layout.h (class Layout): Update for above changes. Add new
4109 field sections_are_attached_.
4110 * output.h (Output_section::update_flags_for_input_section): New
4112 * output.cc (Output_section::add_input_section): Call
4113 update_flags_for_input_section.
4114 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4116 2008-04-11 Cary Coutant <ccoutant@google.com>
4118 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4119 thought unnecessary.
4120 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4122 2008-04-11 Ian Lance Taylor <iant@google.com>
4124 * output.h (class Output_section_data): Remove inline definition
4126 * output.cc (Output_section_data::set_addralign): New function.
4128 2008-04-11 Cary Coutant <ccoutant@google.com>
4130 Add support for TLS descriptors for i386 and x86_64.
4131 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4132 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4133 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4135 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4136 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4137 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4139 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4140 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4141 Fix problem with initial-exec relocations.
4142 (Target_i386::Relocate::relocate_tls): Likewise.
4143 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4145 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4146 support for section-plus-offset dynamic table entries.
4147 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4148 (Output_data_dynamic::Dynamic_entry): Add support for
4149 section-plus-offset dynamic table entries.
4150 (Output_data_dynamic::Classification): Likewise.
4151 (Output_data_dynamic::classification_): Renamed offset_.
4152 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4153 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4154 (Target_x86_64::make_plt_section): New function.
4155 (Target_x86_64::reserve_tlsdesc_entries): New function.
4156 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4157 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4158 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4159 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4160 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4161 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4162 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4163 add extra PLT entry for TLS descriptors.
4164 (Output_data_plt_x86_64::got_): New field.
4165 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4166 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4168 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4170 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4171 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4172 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4173 R_386_TLS_DESC_CALL relocations.
4174 (Target_x86_64::Scan::global): Likewise.
4175 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4176 for TLS descriptors.
4177 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4178 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4179 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4180 GD-to-IE relaxation.
4181 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4182 and TLS_DESCRIPTORS.
4183 * Makefile.in: Rebuild.
4184 * configure: Rebuild.
4185 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4186 (tls_test_shared2.so): New target.
4187 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4188 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4189 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4190 (tls_shared_gd_to_ie_test_LDADD): New variable.
4191 (tls_shared_gnu2_gd_to_ie_test): New target.
4192 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4194 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4195 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4196 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4197 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4198 (tls_shared_gnu2_test): New target.
4199 (tls_test_gnu2_shared.so): New target.
4200 (tls_shared_gnu2_test_SOURCES): New variable.
4201 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4202 (tls_shared_gnu2_test_LDFLAGS): New variable.
4203 (tls_shared_gnu2_test_LDADD): New variable.
4204 * testsuite/Makefile.in: Rebuild.
4205 * testsuite/Makefile.
4207 2008-04-11 Ian Lance Taylor <iant@google.com>
4209 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4211 * testsuite/Makefile.in: Rebuild.
4213 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4215 * testsuite/script_test_2.cc (main): Adjust test.
4217 2008-04-11 David S. Miller <davem@davemloft.net>
4218 Ian Lance Taylor <iant@google.com>
4220 * options.h (General_options): Add entries for '-Y' and
4222 * options.cc (General_options:finalize): If -Y was used, add those
4223 entries to the library path instead of the default "/lib" and
4226 2008-04-11 David S. Miller <davem@davemloft.net>
4228 * testsuite/justsyms.t: Start at 0x100.
4229 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4230 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4232 * testsuite/script_test_2.cc: Adjust string and section length
4235 2008-04-09 Ian Lance Taylor <iant@google.com>
4238 * script-sections.cc (Sections_element::allocate_to_segment): Add
4240 (Output_section_definition::allocate_to_segment): Likewise.
4241 (Orphan_output_section::allocate_to_segment): Likewise.
4242 (Script_sections::attach_sections_using_phdrs_clause): Don't
4243 propagate non-PT_LOAD segments to orphan sections.
4244 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4245 readelf rather than objdump.
4246 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4247 .interp section and PT_INTERP segment are the same size.
4248 * testsuite/Makefile.in: Rebuild.
4250 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4251 aliases for symbols defined in the same object.
4252 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4253 (weak_alias_test_SOURCES): New variable.
4254 (weak_alias_test_DEPENDENCIES): New variable.
4255 (weak_alias_test_LDFLAGS): New variable.
4256 (weak_alias_test_LDADD): New variable.
4257 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4258 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4259 (weak_alias_test_3.o): New target.
4260 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4261 * testsuite/weak_alias_test_main.cc: New file.
4262 * testsuite/weak_alias_test_1.cc: New file.
4263 * testsuite/weak_alias_test_2.cc: New file.
4264 * testsuite/weak_alias_test_3.cc: New file.
4266 2008-04-08 Ian Lance Taylor <iant@google.com>
4268 * options.h (class General_options): Add --noinhibit-exec option.
4269 * main.cc (main): Check --noinhibit-exec.
4271 * options.h (class General_options): Define --wrap as a special
4272 option. Add wrap_symbols_ field.
4273 (General_options::any_wrap_symbols): New function.
4274 (General_options::is_wrap_symbol): New function.
4275 * options.cc (General_options::parse_wrap): New function.
4276 (General_options::General_options): Initialize wrap_symbols_.
4277 * symtab.cc (Symbol_table::wrap_symbol): New function.
4278 (Symbol_table::add_from_object): Handle --wrap.
4279 * symtab.h (class Symbol_table): Declare wrap_symbol.
4280 * target.h (Target::wrap_char): New function.
4281 (Target::Target_info): Add wrap_char field.
4282 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4283 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4284 * testsuite/testfile.cc (Target_test::test_target_info):
4287 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4290 * layout.h (class Layout): Add added_eh_frame_data_ field.
4291 * layout.cc (Layout::Layout): Initialize new field.
4292 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4293 output section until we find a section we merged successfully.
4294 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4295 that the size be non-zero.
4297 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4300 2008-04-08 Craig Silverstein <csilvers@google.com>
4302 * configure.ac: Export new conditional variable HAVE_ZLIB.
4303 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4305 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4306 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4308 2008-04-07 Ian Lance Taylor <iant@google.com>
4310 * version.cc (version_string): Set to "1.5".
4312 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4313 Add issued_non_pic_error_ field. Declare check_non_pic.
4314 (Target_x86_64::Scan::check_non_pic): New function.
4315 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4316 (Target_x86_64::Scan::global): Likewise.
4318 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4319 addend parameter. Change caller. Handle merge sections.
4320 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4321 Address to Addend. Don't add in the result of
4322 local_section_offset, pass down the addend and use the returned
4324 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4325 Update declarations of local_section_offset and symbol_value.
4326 * testsuite/two_file_test_1.cc (t18): New function.
4327 * testsuite/two_file_test_2.cc (f18): New function.
4328 * testsuite/two_file_test_main.cc (main): Call t18.
4329 * testsuite/two_file_test.h (t18, f18): Declare.
4331 * configure.ac: Don't test for objdump, c++filt, or readelf.
4332 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4334 (TEST_READELF): New variable.
4335 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4336 (check_PROGRAMS): Add two_file_strip_test.
4337 (two_file_strip_test): New target.
4338 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4339 (two_file_same_shared_strip_test_SOURCES): New variable.
4340 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4341 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4342 (two_file_same_shared_strip_test_LDADD): New variable.
4343 (two_file_shared_strip.so): New target.
4344 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4345 (ver_test_5.syms, ver_test_7.syms): Likewise.
4346 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4347 (strip_test_3.stdout): Use TEST_OBJDUMP.
4348 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4350 2008-04-04 Cary Coutant <ccoutant@google.com>
4352 * symtab.h (Symbol::is_weak_undefined): New function.
4353 (Symbol::is_strong_undefined): New function.
4354 (Symbol::is_absolute): New function.
4355 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4356 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4358 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4359 (weak_undef_test): New target.
4360 * testsuite/Makefile.in: Rebuild.
4361 * testsuite/weak_undef_file1.cc: New file.
4362 * testsuite/weak_undef_file2.cc: New file.
4363 * testsuite/weak_undef_test.cc: New file.
4365 2008-04-03 Craig Silverstein <csilvers@google.com>
4367 * compressed_output.h (class Output_compressed_section): Use
4369 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4371 (zlib_compressed_suffix): Removed.
4372 (Output_compressed_section::set_final_data_size): Use unsigned
4374 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4375 Fix linker invocation.
4376 (flagstest_o_specialfile_and_compress_debug_sections):
4378 * testsuite/Makefile.in: Regenerated.
4380 2008-04-02 David S. Miller <davem@davemloft.net>
4382 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4383 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4385 2008-04-02 Craig Silverstein <csilvers@google.com>
4389 2008-04-02 Ian Lance Taylor <iant@google.com>
4391 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4392 parameters. Update for new key type to views_. Change all
4394 (File_read::read): Adjust for byteshift in returned view.
4395 (File_read::add_view): New function, broken out of
4397 (File_read::make_view): New function, broken out of
4399 (File_read::find_or_make_view): Add offset and aligned
4400 parameters. Rewrite accordingly. Change all callers.
4401 (File_read::get_view): Add offset and aligned parameters. Adjust
4402 for byteshift in return value.
4403 (File_read::get_lasting_view): Likewise.
4404 * fileread.h (class File_read): Update declarations.
4405 (class File_read::View): Add byteshift_ field. Add byteshift to
4406 constructor. Add byteshift method.
4407 * archive.h (Archive::clear_uncached_views): New function.
4408 (Archive::get_view): Add aligned parameter. Change all callers.
4409 * object.h (Object::get_view): Add aligned parameter. Change all
4411 (Object::get_lasting_view): Likewise.
4413 * fileread.cc (File_read::release): Don't call clear_views if
4414 there are multiple objects.
4415 * fileread.h (File_read::clear_uncached_views): New function.
4416 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4419 2008-03-31 Cary Coutant <ccoutant@google.com>
4421 Add thin archive support.
4422 * archive.cc (Archive::armagt): New const.
4423 (Archive::setup): Remove task parameter and calls to unlock.
4424 (Archive::unlock_nested_archives): New function.
4425 (Archive::read_header): Add nested_off parameter. Change
4427 (Archive::interpret_header): Likewise.
4428 (Archive::include_all_members): Change to handle thin
4430 (Archive::include_member): Likewise.
4431 * archive.h (Archive::Archive): Add new parameters and
4433 (Archive::armagt): New const.
4434 (Archive::setup): Remove task parameter.
4435 (Archive::unlock_nested_archives): New function.
4436 (Archive::read_header): Add nested_off parameter.
4437 (Archive::interpret_header): Likewise.
4438 (Archive::Nested_archive_table): New typedef.
4439 (Archive::is_thin_archive_): New field.
4440 (Archive::nested_archives_): New field.
4441 (Archive::options_): New field.
4442 (Archive::dirpath_): New field.
4443 (Archive::task_): New field.
4444 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4445 for thin archives. Pass additional parameters to
4446 Archive::Archive. Unlock the archive file after calling
4449 2008-03-29 Ian Lance Taylor <iant@google.com>
4451 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4452 version symbol to be local.
4453 * testsuite/ver_test_4.sh: New file.
4454 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4455 (check_DATA): Add ver_test_4.syms.
4456 (ver_test_4.syms): New target.
4457 * testsuite/Makefile.in: Rebuild.
4460 (Output_section::Input_section_sort_entry::has_priority): New
4462 (Output_section::Input_section_sort_entry::match_file_name): New
4464 (Output_section::Input_section_sort_entry::match_section_name):
4466 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4468 (Output_section::Input_section_sort_entry::match_section_file):
4470 (Output_section::Input_section_sort_compare::operator()): Rewrite
4471 using new Input_section_sort_entry functions. Sort crtbegin and
4472 crtend first. Sort sections with no priority before sections with
4474 * testsuite/initpri1.c (d3): Check j != 4.
4475 (cd5): New constructor/destructor function.
4476 (main): Check j != 2.
4478 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4479 new symbol when resolving, don't call set_is_default.
4480 * testsuite/ver_test_7.cc: New file.
4481 * testsuite/ver_test_7.sh: New file.
4482 * testsuite/Makefile.am (ver_test_7.so): New target.
4483 (ver_test_7.o): New target.
4484 (check_SCRIPTS): Add ver_test_7.sh.
4485 (check_DATA): Add ver_test_7.syms.
4486 (ver_test_7.syms): New target.
4488 2008-03-28 Ian Lance Taylor <iant@google.com>
4490 * layout.cc (Layout::layout): If we see an input section with a
4491 name that needs sorting, set the must_sort flag for the output
4493 (Layout::make_output_section): If the name of the output section
4494 indicates that it might require sorting, set the may_sort flag.
4495 * output.h (Output_section::may_sort_attached_input_sections): New
4497 (Output_section::set_may_sort_attached_input_sections): New
4499 (Output_section::must_sort_attached_input_sections): New
4501 (Output_section::set_must_sort_attached_input_sections): New
4503 (class Output_section): Declare Input_section_sort_entry. Define
4504 Input_section_sort_compare. Declare
4505 sort_attached_input_sections. Add new fields:
4506 may_sort_attached_input_sections_,
4507 must_sort_attached_input_sections_,
4508 attached_input_sections_are_sorted_.
4509 * output.cc (Output_section::Output_section): Initialize new
4511 (Output_section::add_input_section): Add an entry to
4512 input_sections_ if may_sort or must_sort are true.
4513 (Output_section::set_final_data_size): Call
4514 sort_attached_input_sections if necessary.
4515 (Output_section::Input_section_sort_entry): Define new class.
4516 (Output_section::Input_section_sort_compare::operator()): New
4518 (Output_section::sort_attached_input_sections): New function.
4519 * configure.ac: Check whether the compiler supports constructor
4520 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4521 * testsuite/initpri1.c: New file.
4522 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4523 CONSTRUCTOR_PRIORITY.
4524 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4525 (initpri1_LDFLAGS): New variable.
4526 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4528 2008-03-27 Ian Lance Taylor <iant@google.com>
4530 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4531 * testsuite/common_test_1.c: New file.
4532 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4533 (common_test_1_SOURCES): New variable.
4534 (common_test_1_DEPENDENCIES): New variable.
4535 (common_test_1_LDFLAGS): New variable.
4537 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4538 and commons_ correctly when NAME/VERSION does not override
4540 * testsuite/ver_test_6.c: New file.
4541 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4542 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4543 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4545 2008-03-26 Ian Lance Taylor <iant@google.com>
4547 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4548 of an undefined symbol from a version script.
4549 * testsuite/Makefile.am (ver_test_5.so): New target.
4550 (ver_test_5.o): New target.
4551 (check_SCRIPTS): Add ver_test_5.sh.
4552 (check_DATA): Add ver_test_5.syms.
4553 (ver_test_5.syms): New target.
4554 * testsuite/ver_test_5.cc: New file.
4555 * testsuite/ver_test_5.script: New file.
4556 * testsuite/ver_test_5.sh: New file.
4557 * Makefile.in, testsuite/Makefile.in: Rebuild.
4560 Fix problems building gold with gcc 4.3.0.
4561 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4562 (gold_error_at_location, gold_warning_at_location): Use it.
4563 * configure.ac: Check whether we can compile and use a template
4564 function with a printf attribute.
4565 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4566 when jumping over bytes.
4567 * object.cc: Instantiate Object::read_section_data.
4568 * debug.h: Include <cstring>
4569 * dwarf_reader.cc: Include <algorithm>
4570 * main.cc: Include <cstring>.
4571 * options.cc: Include <cstring>.
4572 * output.cc: Include <cstring>.
4573 * script.cc: Include <cstring>.
4574 * script.h: Include <string>.
4575 * symtab.cc: Include <cstring> and <algorithm>.
4576 * target-select.cc: Include <cstring>.
4577 * version.cc: Include <string>.
4578 * testsuite/testmain.cc: Include <cstdlib>.
4579 * configure, config.in: Rebuild.
4581 2008-03-25 Ian Lance Taylor <iant@google.com>
4583 * options.cc: Include "../bfd/bfdver.h".
4584 (options::help): Print bug reporting address.
4586 * version.cc (print_version): Adjust output for current value of
4591 * options.cc (options::help): Print list of supported targets.
4592 * target-select.h: Include <vector>.
4593 (class Target_selector): Make machine_, size_, and is_big_endian_
4594 fields const. Add bfd_name_ and instantiated_target_ fields.
4595 (Target_selector::Target_selector): Add bfd_name parameter.
4596 (Target_selector::recognize): Make non-virtual, call
4598 (Target_selector::recognize_by_name): Make non-virtual, call
4599 do_recognize_by_name.
4600 (Target_selector::supported_names): New function.
4601 (Target_selector::bfd_name): New function.
4602 (Target_selector::do_instantiate_target): New pure virtual
4604 (Target_selector::do_recognize): New virtual function.
4605 (Target_selector::do_recognize_by_name): New virtual function.
4606 (Target_selector::instantiate_target): New private function.
4607 (supported_target_names): Declare.
4608 * target-select.cc (Target_selector::Target_selector): Update for
4609 new parameter and fields.
4610 (select_target_by_name): Check that the name matches before
4611 calling recognize_by_name.
4612 (supported_target_names): New function.
4613 * i386.cc (class Target_selector_i386): Update Target_selector
4614 constructor call. Remove recognize and recognize_by_name. Add
4615 do_instantiate_target.
4616 * x86_64.cc (class Target_selector_x86_64): Likewise.
4617 * testsuite/testfile.cc (class Target_selector_test): Update for
4618 changes to Target_selector.
4620 * README: Rewrite, with some notes on unsupported features.
4622 2008-03-24 Cary Coutant <ccoutant@google.com>
4624 * i386.cc (Target_i386::Got_type): New enum declaration.
4625 (Target_i386::Scan::local): Updated callers of Output_data_got
4627 (Target_i386::Scan::global): Likewise.
4628 (Target_i386::Relocate::relocate): Likewise.
4629 (Target_i386::Relocate::relocate_tls): Likewise.
4630 * object.h (Got_offset_list): New class.
4631 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4632 (Sized_relobj::local_got_offset): Likewise.
4633 (Sized_relobj::set_local_got_offset): Likewise.
4634 (Sized_relobj::local_has_tls_got_offset): Removed.
4635 (Sized_relobj::local_tls_got_offset): Removed.
4636 (Sized_relobj::set_local_tls_got_offset): Removed.
4637 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4638 * output.cc (Output_data_got::add_global): Added got_type parameter.
4639 (Output_data_got::add_global_with_rel): Likewise.
4640 (Output_data_got::add_global_with_rela): Likewise.
4641 (Output_data_got::add_global_pair_with_rel): New function.
4642 (Output_data_got::add_global_pair_with_rela): New function.
4643 (Output_data_got::add_local): Added got_type parameter.
4644 (Output_data_got::add_local_with_rel): Likewise.
4645 (Output_data_got::add_local_with_rela): Likewise.
4646 (Output_data_got::add_local_pair_with_rel): New function.
4647 (Output_data_got::add_local_pair_with_rela): New function.
4648 (Output_data_got::add_global_tls): Removed.
4649 (Output_data_got::add_global_tls_with_rel): Removed.
4650 (Output_data_got::add_global_tls_with_rela): Removed.
4651 (Output_data_got::add_local_tls): Removed.
4652 (Output_data_got::add_local_tls_with_rel): Removed.
4653 (Output_data_got::add_local_tls_with_rela): Removed.
4654 * output.h (Output_data_got::add_global): Added got_type parameter.
4655 (Output_data_got::add_global_with_rel): Likewise.
4656 (Output_data_got::add_global_with_rela): Likewise.
4657 (Output_data_got::add_global_pair_with_rel): New function.
4658 (Output_data_got::add_global_pair_with_rela): New function.
4659 (Output_data_got::add_local): Added got_type parameter.
4660 (Output_data_got::add_local_with_rel): Likewise.
4661 (Output_data_got::add_local_with_rela): Likewise.
4662 (Output_data_got::add_local_pair_with_rel): New function.
4663 (Output_data_got::add_local_pair_with_rela): New function.
4664 (Output_data_got::add_global_tls): Removed.
4665 (Output_data_got::add_global_tls_with_rel): Removed.
4666 (Output_data_got::add_global_tls_with_rela): Removed.
4667 (Output_data_got::add_local_tls): Removed.
4668 (Output_data_got::add_local_tls_with_rel): Removed.
4669 (Output_data_got::add_local_tls_with_rela): Removed.
4670 * resolve.cc (Symbol::override_base_with_special): Removed
4671 reference to has_got_offset_ field.
4672 * symtab.cc (Symbol::init_fields): Replaced initialization
4673 of got_offset_ with got_offsets_. Removed initialization
4675 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4676 (Symbol::got_offset): Likewise.
4677 (Symbol::set_got_offset): Likewise.
4678 (Symbol::has_tls_got_offset): Removed.
4679 (Symbol::tls_got_offset): Removed.
4680 (Symbol::set_tls_got_offset): Removed.
4681 (Symbol::got_offset_): Removed.
4682 (Symbol::tls_mod_got_offset_): Removed.
4683 (Symbol::tls_pair_got_offset_): Removed.
4684 (Symbol::got_offsets_): New field.
4685 (Symbol::has_got_offset): Removed.
4686 (Symbol::has_tls_mod_got_offset): Removed.
4687 (Symbol::has_tls_pair_got_offset): Removed.
4688 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4689 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4691 (Target_x86_64::Scan::global): Likewise.
4692 (Target_x86_64::Relocate::relocate): Likewise.
4693 (Target_x86_64::Relocate::relocate_tls): Likewise.
4695 2008-03-25 Ben Elliston <bje@au.ibm.com>
4697 * yyscript.y: Fix spelling error in comment.
4699 2008-03-24 Ian Lance Taylor <iant@google.com>
4701 * options.h (class General_options): Define build_id option.
4702 * layout.h (class Layout): Declare write_build_id, create_note,
4703 create_build_id. Add build_id_note_ member.
4704 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4705 "libiberty.h", "md5.h", "sha1.h".
4706 (Layout::Layout): Initialize eh_frame_data_,
4707 eh_frame_hdr_section_, and build_id_note_.
4708 (Layout::finalize): Call create_build_id.
4709 (Layout::create_note): New function, broken out of
4710 Layout::create_gold_note.
4711 (Layout::create_gold_note): Call create_note.
4712 (Layout::create_build_id): New function.
4713 (Layout::write_build_id): New function.
4714 (Close_task_runner::run): Call write_build_id.
4716 * x86_64.cc: Correct license to GPLv3.
4718 2008-03-23 Ian Lance Taylor <iant@google.com>
4720 * options.cc: Include "demangle.h".
4721 (parse_optional_string): New function.
4722 (parse_long_option): Handle takes_optional_argument.
4723 (parse_short_option): Update dash_z initializer. Handle
4724 takes_optional_argument.
4725 (General_options::General_options): Initialize do_demangle_.
4726 (General_options::finalize): Set do_demangle_. Handle demangling
4728 * options.h (parse_optional_string): Declare.
4729 (struct One_option): Add optional_arg field. Update constructor.
4730 Update call constructor calls. Add takes_optional_argument
4732 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4733 (DEFINE_optional_string): Define.
4734 (General_options::demangle): Change from DEFINE_bool to
4735 DEFINE_optional_string.
4736 (General_options::no_demangle): New function.
4737 (General_options::do_demangle): New function.
4738 (General_options::set_do_demangle): New function.
4739 (General_options::execstack_status_): Move definition to end of
4741 (General_options::static_): Likewise.
4742 (General_options::do_demangle_): New field.
4743 * object.cc (big_endian>::get_symbol_location_info): Call
4744 Options::do_demangle, not Options::demangle.
4745 * symtab.cc (demangle): Likewise.
4747 2008-03-22 Ian Lance Taylor <iant@google.com>
4749 * gold.h: Include <cstddef> and <sys/types.h>
4750 * options.h: Include <cstring>.
4752 2008-03-21 Ian Lance Taylor <iant@google.com>
4754 * Added source code to GNU binutils.