1 2009-10-13 Sriraman Tallam <tmsriram@google.com>
3 * gc.h (gc_process_relocs): Check if icf is enabled using new
5 * gold.cc (queue_initial_tasks): Likewise.
6 (queue_middle_tasks): Likewise.
7 * object.cc (do_layout): Likewise.
8 * symtab.cc (is_section_folded): Likewise.
9 * main.cc (main): Likewise.
10 * reloc.cc (Read_relocs::run): Likewise.
11 (Sized_relobj::do_scan_relocs): Likewise.
12 * icf.cc (is_function_ctor_or_dtor): New function.
13 (Icf::find_identical_sections): Check if function is ctor or dtor when
15 * options.h (General_options::icf): Change option to be an enum.
16 (Icf_status): New enum.
17 (icf_enabled): New method.
18 (icf_safe_folding): New method.
19 (set_icf_status): New method.
20 (icf_status_): New variable.
21 * (options.cc) (General_options::finalize): Set icf_status_.
22 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
23 icf_test and icf_keep_unique_test to use the --icf enum flag.
24 * testsuite/icf_safe_test.sh: New file.
25 * testsuite/icf_safe_test.cc: New file.
27 2009-10-12 Sriraman Tallam <tmsriram@google.com>
29 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
30 includes to gc.h and icf.h.
31 * arm.cc: Include gc.h.
34 * powerpc.cc: Likewise.
36 * x86_64.cc: Likewise.
37 * gc.h: Include icf.h.
39 2009-10-11 Ian Lance Taylor <iant@google.com>
41 * plugin.cc: Include "gold.h" before other header files.
43 2009-10-10 Chris Demetriou <cgd@google.com>
45 * options.h (Input_file_argument::Input_file_type): New enum.
46 (Input_file_argument::is_lib_): Replace with...
47 (Input_file_argument::type_): New member.
48 (Input_file_argument::Input_file_argument): Take Input_file_type
49 'type' rather than boolean 'is_lib' as second argument.
50 (Input_file_argument::is_lib): Use type_.
51 (Input_file_argument::is_searched_file): New function.
52 (Input_file_argument::may_need_search): Handle is_searched_file.
53 * options.cc (General_options::parse_library): Support -l:filename.
54 (General_options::parse_just_symbols): Update for Input_file_argument
56 (Command_line::process): Likewise.
57 * archive.cc (Archive::get_file_and_offset): Likewise.
58 * plugin.cc (Plugin_manager::release_input_file): Likewise.
59 * script.cc (read_script_file, script_add_file): Likewise.
60 * fileread.cc (Input_file::Input_file): Likewise.
61 (Input_file::will_search_for): Handle is_searched_file.
62 (Input_file::open): Likewise.
63 * readsyms.cc (Read_symbols::get_name): Likewise.
64 * testsuite/Makefile.am (searched_file_test): New test.
65 * testsuite/Makefile.in: Regenerate.
66 * testsuite/searched_file_test.cc: New file.
67 * testsuite/searched_file_test_lib.cc: New file.
69 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
70 Ian Lance Taylor <iant@google.com>
72 * descriptor.cc: Include <cstdio> and "binary-io.h".
73 (Descriptors::open): Open the files in binary mode always.
74 * script.cc (Lex::get_token): Treat \r as whitespace.
76 2009-10-09 Ian Lance Taylor <iant@google.com>
78 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
80 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
81 Ian Lance Taylor <iant@google.com>
83 * configure.ac: Check for readv function also.
84 * fileread.cc (readv): Define if not HAVE_READV.
85 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
87 * config.in: Regenerate.
88 * configure: Regenerate.
90 2009-10-09 Doug Kwan <dougkwan@google.com>
92 * layout.cc (Layout::make_output_section): Call target hook to make
93 ordinary output section.
94 (Layout::finalize): Adjust parameter list of call the
96 * layout.h (class Layout::section_list): New method.
97 * merge.h (Output_merge_base::entsize): Change visibility to public.
98 (Output_merge_base::is_string, Output_merge_base::do_is_string):
100 (Output_merge_string::do_is_string): New method.
101 * object.cc (Sized_relobj::do_setup): renamed from
102 Sized_relobj::set_up.
103 * object.h (Sized_relobj::adjust_shndx,
104 Sized_relobj::initializ_input_to_output_maps,
105 Sized_relobj::free_input_to_output_maps): Change visibilities to
107 (Sized_relobj::setup): Virtualize.
108 (Sized_relobj::do_setup): New method declaration.
109 (Sized_relobj::invalidate_section_offset,
110 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
111 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
112 * options.cc (parse_int): New function.
113 * options.h (parse_int): New declaration.
114 (DEFINE_int): New macro.
115 (stub_group_size): New option.
116 * output.cc (Output_section::Output_section): Initialize memebers
117 merge_section_map_, merge_section_by_properties_map_,
118 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
119 (Output_section::add_input_section): Handled deferred code-fill
120 generation and remove an old comment.
121 (Output_section::add_relaxed_input_section): New method definition.
122 (Output_section::add_merge_input_section): Use merge section by
123 properties map to speed to search. Update merge section maps
125 (Output_section::build_relaxation_map): New method definition.
126 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
128 (Output_section::relax_input_section): Renamed to
129 Output_section::convert_input_sections_to_relaxed_sections and change
130 interface to take a vector of pointers to relaxed sections.
131 (Output_section::find_merge_section,
132 Output_section::find_relaxed_input_section): New method definitions.
133 (Output_section::is_input_address_mapped,
134 Output_section::output_offset, Output_section::output_address):
135 Use output section data maps to speed up searching.
136 (Output_section::find_starting_output_address): Add comments.
137 (Output_section::do_write,
138 Output_section::write_to_postprocessing_buffer): Do code-fill
139 generation as appropriate.
140 (Output_section::get_input_sections): Invalidate relaxed input section
142 (Output_section::restore_states): Adjust type of checkpoint .
143 Invalidate relaxed input section map.
144 * output.h (Output_merge_base): New class declaration.
145 (Input_section_specifier): New class defintion.
146 (class Output_relaxed_input_section) Change base class to
147 Output_section_data_build.
148 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
149 base class initializer.
150 (Output_section::add_relaxed_input_section): New method declaration.
151 (Output_section::Input_section): Change visibility to protected.
152 (Output_section::Input_section::relobj,
153 Output_section::Input_section::shndx): Handle relaxed input sections.
154 Output_section::input_sections) Change visibility to protected. Also
155 define overload to return a non-const pointer.
156 (Output_section::Merge_section_properties): New class defintion.
157 (Output_section::Merge_section_by_properties_map,
158 Output_section::Output_section_data_by_input_section_map,
159 Output_section::Relaxation_map): New types.
160 (Output_section::relax_input_section): Rename method to
161 Output_section::convert_input_sections_to_relaxed_sections and change
162 interface to take a vector of relaxed section pointers.
163 (Output_section::find_merge_section,
164 Output_section::find_relaxed_input_section,
165 Output_section::build_relaxation_map,
166 Output_section::convert_input_sections_in_list_to_relaxed_sections):
167 New method declarations.
168 (Output_section::merge_section_map_
169 Output_section::merge_section_by_properties_map_,
170 Output_section::relaxed_input_section_map_,
171 Output_section::is_relaxed_input_section_map_valid_,
172 Output_section::generate_code_fills_at_write_): New data members.
174 (Output_section_element_input::set_section_addresses): Call
175 current_data_size and addralign methods of relaxed input sections.
176 (Orphan_output_section::set_section_addresses): Call current_data_size
177 and addralign methods of relaxed input sections.
178 * symtab.cc (Symbol_table::compute_final_value): Extract template
179 from the body of Symbol_table::sized_finalize_symbol.
180 (Symbol_table::sized_finalized_symbol): Call
181 Symbol_table::compute_final_value.
182 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
183 (Symbol_table::compute_final_value): New templated method declaration.
184 * target.cc (Target::do_make_output_section): New method defintion.
185 * target.h (Target::make_output_section): New method declaration.
186 (Target::relax): Add more parameters for input objects, symbol table
187 and layout. Adjust call to do_relax.
188 (Target::do_make_output_section): New method declaration.
189 (Target::do_relax): Add parameters for input objects, symbol table
192 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
194 * pread.c: Include stdio.h.
196 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
198 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
201 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
203 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
204 Change read_shndx type to unsigned int.
205 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
207 (Sized_dwarf_line_info::read_line_mappings): Likewise.
208 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
209 Change read_shndx type to unsigned int.
210 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
212 (Sized_dwarf_line_info::read_line_mappings): Likewise.
213 * layout.cc (Layout::create_symtab_sections): Cast the result of
214 local_symcount * symsize to off_t in the gold_assert.
216 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
218 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
219 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
221 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
222 (Arm_relocate_functions::thm_abs5): New function.
223 (Arm_relocate_functions::abs12): New function.
224 (Arm_relocate_functions::abs16): New function.
225 (Arm_relocate_functions::base_abs): New function.
226 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
227 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
228 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
230 (Scan::global): Likewise.
231 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
232 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
233 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
234 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
237 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
239 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
240 (Arm_relocate_functions::movt_prel): New function.
241 (Arm_relocate_functions::thm_movw_prel_nc): New function.
242 (Arm_relocate_functions::thm_movt_prel): New function.
243 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
244 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
245 (Scan::global, Relocate::relocate): Likewise.
246 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
248 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
250 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
252 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
254 (class Incremental_inputs_header): New class.
255 (Incremental_inputs_header_writer): Edit comment.
256 (Incremental_inputs_entry): New class.
257 (Incremental_inputs_entry_writer): Edit comment.
258 (Sized_incremental_binary::do_find_incremental_inputs_section):
259 Add *strtab_shndx parameter, fill it.
260 (Sized_incremental_binary::do_check_inputs): New method.
261 (Incremental_checker::can_incrementally_link_output_file): Use
262 Sized_incremental_binary::check_inputs.
263 (Incremental_inputs::report_command_line): Save command line in
266 (Incremental_binary::find_incremental_inputs_section): New
268 (Incremental_binary::do_find_incremental_inputs_section): Add
269 strtab_shndx parameter.
270 (Incremental_binary::do_check_inputs): New pure virtual method.
271 (Sized_incremental_binary::do_check_inputs): Declare.
272 (Incremental_checker::Incremental_checker): Add incremental_inputs
273 parameter, use it to initialize incremental_inputs_.
274 (Incremental_checker::incremental_inputs_): New field.
275 (Incremental_checker::command_line): New method.
276 (Incremental_checker::inputs): New method.
277 (Incremental_checker::command_line_): New field.
279 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
281 * incremental.cc: Include <cstdarg> and "target-select.h".
282 (vexplain_no_incremental): New function.
283 (explain_no_incremental): New function.
284 (Incremental_binary::error): New method.
285 (Sized_incremental_binary::do_find_incremental_inputs_section): New
287 (make_sized_incremental_binary): New function.
288 (open_incremental_binary): New function.
289 (can_incrementally_link_file): Add checks if output is ELF and has
291 * incremental.h: Include "elfcpp_file.h" and "output.h".
292 (Incremental_binary): New class.
293 (Sized_incremental_binary): New class.
294 (open_incremental_binary): Declare.
295 * object.cc (is_elf_object): Use
296 elfcpp::Elf_recognizer::is_elf_file.
297 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
298 * output.h (Output_file::filesize): New method.
300 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
302 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
304 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
305 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
307 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
309 (Arm_relocate_functions::movw_abs_nc): New function.
310 (Arm_relocate_functions::movt_abs): New function.
311 (Arm_relocate_functions::thm_movw_abs_nc): New function.
312 (Arm_relocate_functions::thm_movt_abs): New function.
313 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
314 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
315 (Scan::global): Likewise.
316 (Relocate::relocate): Likewise.
317 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
319 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
321 * arm.cc (Arm_relocate_functions::got_prel) New function.
322 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
323 (Relocate::relocate): Likewise.
324 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
326 2009-10-06 Ian Lance Taylor <iant@google.com>
328 * options.h (class General_options): Define
329 split_stack_adjust_size parameter.
330 * object.h (class Object): Add uses_split_stack_ and
331 has_no_split_stack_ fields. Add uses_split_stack and
332 has_no_split_stack accessor functions. Declare
333 handle_split_stack_section.
334 (class Reloc_symbol_changes): Define.
335 (class Sized_relobj): Define Function_offsets. Declare
336 split_stack_adjust, split_stack_adjust_reltype, and
338 * object.cc (Object::handle_split_stack_section): New function.
339 (Sized_relobj::do_layout): Call handle_split_stack_section.
340 * dynobj.cc (Sized_dynobj::do_layout): Call
341 handle_split_stack_section.
342 * reloc.cc (Sized_relobj::relocate_sections): Call
343 split_stack_adjust for executable sections in split_stack
344 objects. Pass reloc_map to relocate_section.
345 (Sized_relobj::split_stack_adjust): New function.
346 (Sized_relobj::split_stack_adjust_reltype): New function.
347 (Sized_relobj::find_functions): New function.
348 * target-reloc.h: Include "object.h".
349 (relocate_section): Add reloc_symbol_changes parameter. Change
351 * target.h (class Target): Add calls_non_split method. Declare
352 do_calls_non_split virtual method. Declare match_view and
354 * target.cc: Include "elfcpp.h".
355 (Target::do_calls_non_split): New function.
356 (Target::match_view): New function.
357 (Target::set_view_to_nop): New function.
358 * gold.cc (queue_middle_tasks): Give an error if mixing
359 split-stack and non-split-stack objects with -r.
360 * i386.cc (Target_i386::relocate_section): Add
361 reloc_symbol_changes parameter.
362 (Target_i386::do_calls_non_split): New function.
363 * x86_64.cc (Target_x86_64::relocate_section): Add
364 reloc_symbol_changes parameter.
365 (Target_x86_64::do_calls_non_split): New function.
366 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
368 * powerpc.cc (Target_powerpc::relocate_section): Add
369 reloc_symbol_changes parameter.
370 * sparc.cc (Target_sparc::relocate_section): Add
371 reloc_symbol_changes parameter.
372 * configure.ac: Call AM_CONDITIONAL for the default target.
373 * configure: Rebuild.
374 * testsuite/Makefile.am (TEST_AS): New variable.
375 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
376 (check_DATA): Add split_i386 and split_x86_64 files.
377 (SPLIT_DEFSYMS): Define.
378 (split_i386_[1234n].o): New targets.
379 (split_i386_[124]): New targets.
380 (split_i386_[1234r].stdout): New targets.
381 (split_x86_64_[1234n].o): New targets.
382 (split_x86_64_[124]): New targets.
383 (split_x86_64_[1234r].stdout): New targets.
384 (MOSTLYCLEANFILES): Add new executables.
385 * testsuite/split_i386.sh: New file.
386 * testsuite/split_x86_64.sh: New file.
387 * testsuite/split_i386_1.s: New file.
388 * testsuite/split_i386_2.s: New file.
389 * testsuite/split_i386_3.s: New file.
390 * testsuite/split_i386_4.s: New file.
391 * testsuite/split_i386_n.s: New file.
392 * testsuite/split_x86_64_1.s: New file.
393 * testsuite/split_x86_64_2.s: New file.
394 * testsuite/split_x86_64_3.s: New file.
395 * testsuite/split_x86_64_4.s: New file.
396 * testsuite/split_x86_64_n.s: New file.
397 * testsuite/testfile.cc (Target_test): Update relocation_section
399 * testsuite/Makefile.in: Rebuild.
401 2009-10-06 Ian Lance Taylor <iant@google.com>
403 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
404 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
405 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
406 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
407 the address on ldo_addrs_.
408 (Target_i386::Relocate::fix_up_ldo): New function.
410 2009-10-06 Rafael Espindola <espindola@google.com>
412 * plugin.cc (add_input_library): New.
413 (Plugin::load): Add add_input_library to tv.
414 (Plugin_manager::add_input_file): Add the is_lib argument.
415 (add_input_file): Update call to Plugin_manager::add_input_file.
416 (add_input_library): New.
417 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
419 2009-09-30 Doug Kwan <dougkwan@google.com>
421 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
422 symbol and call Symbol::may_need_copy_reloc to determine if
423 a copy reloc is needed.
424 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
425 nocopyreloc is given in command line.
426 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
427 given in command line.
428 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
429 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
430 of the removed Target_i386::may_need_copy_reloc.
431 * options.h (copyreloc): New option with default value false.
432 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
433 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
434 instead of the removed Target_powerpc::may_need_copy_reloc.
435 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
436 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
437 instead of the removed Target_sparc::may_need_copy_reloc.
438 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
439 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
440 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
441 instead of the removed Target_x86_64::may_need_copy_reloc.
443 2009-09-30 Ian Lance Taylor <iant@google.com>
445 * object.h (class Object): Remove target_ field, and target,
446 sized_target, and set_target methods.
447 (Object::sized_target): Remove.
448 (class Sized_relobj): Update declarations. Remove sized_target.
449 * object.cc (Sized_relobj::setup): Remove target parameter.
451 (Input_objects::add_object): Don't do anything with the target.
452 (make_elf_sized_object): Add punconfigured parameter. Change all
453 callers. Set or test parameter target.
454 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
456 * parameters.cc (Parameters::set_target): Change parameter type to
458 (Parameters::default_target): Remove.
459 (set_parameters_target): Change parameter type to be non-const.
460 (parameters_force_valid_target): New function.
461 (parameters_clear_target): New function.
462 * parameters.h (class Parameters): Update declarations. Remove
463 default_target method. Add sized_target and clear_target
464 methods. Change target_ to be non-const.
465 (set_parameters_target): Update declaration.
466 (parameters_force_valid_target): Declare.
467 (parameters_clear_target): Declare.
468 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
469 as NULL if we aren't searching.
470 (Add_symbols::run): Don't check for compatible target.
471 * fileread.cc (Input_file::open_binary): Call
472 parameters_force_valid_target.
473 * gold.cc (queue_middle_tasks): Likewise.
474 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
475 set_target on object.
476 * dynobj.h (class Sized_dynobj): Update declarations.
477 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
478 make_elf_object returns NULL.
479 (Archive::include_member): Don't check whether object target is
481 * output.cc (Output_section::add_input_section): Get target from
483 (Output_section::relax_input_section): Likewise.
484 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
486 (Sized_relobj::do_scan_relocs): Likewise.
487 (Sized_relobj::relocate_sections): Likewise.
488 * resolve.cc (Symbol_table::resolve): Likewise.
489 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
490 parameter. Change all callers.
491 (Symbol_table::add_from_object): Get target from parameters.
492 (Symbol_table::add_from_relobj): Don't check object target.
493 (Symbol_table::add_from_dynobj): Likewise.
494 (Symbol_table::define_special_symbol): Get target from
496 * symtab.h (class Symbol_table): Update declaration.
497 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
498 parameter. Change all callers. Clear parameter target.
499 (Binary_test): Test target here.
500 * testsuite/object_unittest.cc (gold_testsuite): Remove
501 target_test_pointer parameter. Change all callers.
502 (Object_test): Test target here.
504 2009-09-26 Ian Lance Taylor <iant@google.com>
506 * testsuite/initpri1.c: Don't try to use constructor priorities if
507 compiling with gcc before 4.3.
509 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
511 * testsuite/retain_symbols_file_test.sh (check_present): Change
512 output file name to retain_symbols_file_test.stdout.
513 (check_absent): Likewise.
515 2009-09-18 Craig Silverstein <csilvers@google.com>
517 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
518 * options.cc: Include <cerrno> and <fstream>.
519 (General_options::finalize): Parse -retain-symbols-file tag.
520 * options.h: New flag.
521 (General_options): New method should_retain_symbol, new
522 variable symbols_to_retain.
523 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
524 should_retain_symbol map.
525 * testsuite/Makefile.am (retain_symbols_file_test): New test.
526 * testsuite/Makefile.in: Regenerate.
527 * testsuite/retain_symbols_file_test.sh: New file.
529 2009-09-18 Nick Clifton <nickc@redhat.com>
531 * po/es.po: Updated Spanish translation.
533 2009-09-17 Doug Kwan <dougkwan@google.com>
535 * debug.h (DEBUG_RELAXATION): New constant.
536 (DEBUG_ALL): Add DEBUG_RELAXATION.
537 (debug_string_to_enum): Add relaxation debug option.
539 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
540 Layout::Relaxation_debug_check::read_sections,
541 Layout::Relaxation_debug_check::read_sections): New method definitions.
542 (Layout::Layout): Initialize data members
543 record_output_section_data_from_scrips_,
544 script_output_section_data_list_ and relaxation_debug_check_.
545 (Layout::save_segments, Layout::restore_segments,
546 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
547 Layout::relaxation_loop_body): New method definitions.
548 (Layout::finalize): Support relaxation. Move section layout code to
549 Layout::relaxation_loop_body.
550 (Layout::set_asection_address_from_script): Move code for orphan
551 section placement out.
552 (Layout::place_orphan_sections_in_script): New method definition.
553 * layout.h (Output_segment_headers, Output_file_header):
554 New forward class declarations.
555 (Layout::~Layout): Define.
556 (Layout::new_output_section_data_from_script): New method definition.
557 (Layout::place_orphan_sections_in_script): New method declaration.
558 (Layout::Segment_states): New type declaration.
559 (Layout::save_segments, Layout::restore_segments,
560 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
561 Layout::relaxation_loop_body): New method declarations.
562 (Layout::Output_section_data_list): New type declaration.
563 (Layout::Relaxation_debug_check): New class definition.
564 (Layout::record_output_section_data_from_script_,
565 Layout::script_output_section_data_list_, Layout::segment_states_,
566 Layout::relaxation_debug_check_): New data members.
567 * output.cc: (Output_section_headers::do_size): New method definition.
568 (Output_section_headers::Output_section_headers): Move size
569 computation to Output_section_headers::do_size.
570 (Output_segment_headers::do_size): New method definition.
571 (Output_file_header::Output_file_header): Move size computation to
572 Output_file_header::do_size and call it.
573 (Output_file_header::do_size): New method definition.
574 (Output_data_group::Output_data_group): Adjust call to
576 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
577 (Output_symtab_xindex::do_write): Add array bound check.
578 (Output_section::Input_section::print_to_mapfile): Handle
579 RELAXED_INPUT_SECTION_CODE.
580 (Output_section::Output_section): Initialize data member checkpoint_.
581 (Output_section::~Output_section): Delete checkpoint object pointed
583 (Output_section::add_input_section): Always add an Input_section if
585 (Output_section::add_merge_input_section): Add assert.
586 (Output_section::relax_input_section): New method definition.
587 (Output_section::set_final_data_size): Set load address to zero for
588 an unallocated section.
589 (Output_section::do_address_and_file_offset_have_reset_values):
590 New method definition.
591 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
592 Handle relaxed input section.
593 (Output_section::sort_attached_input_sections): Checkpoint input
595 (Output_section::get_input_sections): Change type of input_sections to
596 list of Simple_input_section pointers. Checkpoint input section list
597 lazily. Also handle relaxed input sections.
598 (Output_section::add_input_section_for_script): Take a reference to
599 a Simple_input_section object instead of Relobj pointer and section
600 index as parameter. Handle relaxed input sections.
601 (Output_section::save_states, Output_section::restore_states): New
603 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
604 (Output_data::is_data_size_fixed): New method definition.
605 (Output_data::reset_addresss_and_file_offset): Do not reset data size
607 (Output_data::address_and_file_offset_have_reset_values): New method
609 (Output_data::do_address_and_file_offset_have_reset_values): New method
611 (Output_data::set_data_size): Check that data size is not fixed.
612 (Output_data::fix_data_size): New method definition.
613 (Output_data::is_data_size_fixed_): New data member.
614 (Output_section_headers::set_final_data_size): New method definition.
615 (Output_section_headers::do_size): New method declaration.
616 (Output_segment_headers::set_final_data_size): New method definition.
617 (Output_segment_headers::do_size): New method declaration.
618 (Output_file_header::set_final_data_size)::New method definition.
619 (Output_file_header::do_size)::New method declaration.
620 (Output_section_data::Output_section_data): Add new parameter
621 is_data_size_fixed and use it to fix data size.
622 (Output_data_const::Output_data_const): Adjust call to base class
623 constructor and fix data size.
624 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
625 base class constructor and fix data size.
626 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
627 base class constructor and fix data size.
628 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
629 class constructor and fix data size.
630 (Output_data_group::set_final_data_size): New method definition.
631 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
632 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
633 class constructor and fix data size.
634 (Output_relaxed_input_section): New class definition.
635 (Output_section::Simple_input_section): New class definition.
636 (Output_section::get_input_sections): Adjust parameter list.
637 (Output_section::add_input_section_for_script): Same.
638 (Output_section::save_states, Output_section::restore_states,
639 Output_section::do_address_and_file_offset_have_reset_values,
640 (Output_section::Input_section::Input_section): Handle
641 RELAXED_INPUT_SECTION_CODE. Add new overload for
642 Output_relaxed_input_section.
643 (Output_section::Input_section::is_input_section,
644 Output_section::Input_section::set_output_section): Handle relaxed
646 (Output_section::Input_section::is_relaxed_input_section,
647 Output_section::Input_section::output_section_data,
648 Output_section::Input_section::relaxed_input_section): New method
650 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
652 (Output_section::Input_section::u1_): Update comments.
653 (Output_section::Input_section::u2_): Add new union member poris.
654 (Output_section::Checkpoint_output_section): New classs definition.
655 (Output_section::relax_input_section): New method declaration.
656 (Output_section::checkpoint_): New data member.
657 (Output_segment): Update comments.
658 (Output_segment::Output_segment): Un-privatize copy constructor.
659 (Output_segment::operator=): Un-privatize.
660 * script-sections.cc (Output_section_element::Input_section_list):
661 Change element type to Output_section::Simple_input_section.
662 (Output_section_element_dot_assignment::set_section_addresses):
663 Register output section data for relaxation clean up.
664 (Output_data_exression::Output_data_expression): Adjust call to base
665 constructor to fix data size.
666 (Output_section_element_data::set_section_addresses): Register
667 Output_data_expression object for relaxation clean up.
668 (struct Input_section_info): Replace Relobj pointer and section index
669 pair with Output_section::Simple_input_section and Convert struct to a
671 (Input_section_sorter::operator()): Adjust access to
672 Input_section_info data member to use accessors.
673 (Output_section_element_input::set_section_addresses): Use layout
674 parameter. Adjust code to use Output_section::Simple_input_section
675 and Input_secction_info classes. Register filler for relaxation
677 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
678 and section index pair with Output_section::Simple_input_section
679 class. Adjust code accordingly.
680 (Phdrs_element::release_segment): New method definition.
681 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
683 (Script_sections::release_segments): New method definition.
684 * gold/script-sections.h (Script_sections::release_segments): New
686 * gold/target.h (Target::may_relax, Target::relax,
687 Target::do_may_relax, Target::do_relax): New method definitions.
689 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
691 * arm.cc (has_signed_unsigned_overflow): New function.
692 (Arm_relocate_functions::abs8): New function.
693 (Target_arm::Scan::local): Handle R_ARM_ABS8.
694 (Target_arm::Scan::global): Likewise.
695 (Target_arm::relocate::relocate): Likewise.
696 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
699 2009-09-16 Cary Coutant <ccoutant@google.com>
701 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
702 * testsuite/Makefile.in: Regenerate.
704 2009-09-11 Nick Clifton <nickc@redhat.com>
706 * po/gold.pot: Updated by the Translation project.
708 2009-09-08 Cary Coutant <ccoutant@google.com>
710 * output.cc (Output_file::open): Add execute permission to empty file.
711 * testsuite/Makefile.am (permission_test): New test.
712 * testsuite/Makefile.in: Regenerate.
714 2009-09-02 Ian Lance Taylor <iant@google.com>
716 * output.cc (Output_file::resize): Call map_no_anonymous rather
719 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
721 * gold.cc: Include "incremental.h".
722 (queue_initial_tasks): Call Incremental_checker methods.
723 * incremental.cc: Include "output.h".
724 (Incremental_checker::can_incrementally_link_output_file): New
726 * incremental.h (Incremental_checker): New class.
728 * output.cc (Output_file::open_for_modification): New method.
729 (Output_file::map_anonymous): Changed return type to bool. Record
731 (Output_file::map_no_anonymous): New method, broken out of map.
732 (Output_file::map): Use map_no_anonymous and map_anonymous.
733 * output.h (class Output_file): Update declarations.
735 2009-08-24 Cary Coutant <ccoutant@google.com>
737 * options.h (Command_line::Pre_options): New class.
738 (Command_line::pre_options): New member.
739 * options.cc (gold::options::ready_to_register): New variable.
740 (One_option::register_option): Do nothing if not registering options.
741 Assert if same short option registered twice.
742 (General_options::General_options): Turn off option registration when
744 (Command_line::Pre_options::Pre_options): New constructor.
746 2009-08-24 Cary Coutant <ccoutant@google.com>
748 * options.h (General_options::no_keep_memory): Remove incorrect
751 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
753 * Makefile.am (am__skiplex, am__skipyacc): New.
754 * Makefile.in: Regenerate.
756 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
758 * Makefile.am (AM_CPPFLAGS): Renamed from ...
759 (INCLUDES): ... this.
760 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
761 (AM_CPPFLAGS): Renamed from ...
763 * Makefile.in, testsuite/Makefile.in: Regenerate.
765 * Makefile.in: Regenerate.
766 * aclocal.m4: Likewise.
767 * config.in: Likewise.
768 * configure: Likewise.
769 * testsuite/Makefile.in: Likewise.
771 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
772 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
773 * Makefile.in: Regenerate.
774 * testsuite/Makefile.in: Regenerate.
776 2009-08-19 Cary Coutant <ccoutant@google.com>
778 * resolve.cc (Symbol_table::resolve): Don't complain about defined
779 symbols in shared libraries overridden by hidden or internal symbols
782 2009-08-19 Chris Demetriou <cgd@google.com>
784 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
785 checking source file names in error messages.
787 2009-08-18 Doug Kwan <dougkwan@google.com>
789 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
790 an elcpp::Ehdr as parameter. Adjust call to set_target.
791 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
792 an elfcpp::Ehdr as parameter.
793 * object.cc (Object::set_target): Remove the version that looks up
794 a target and sets it.
795 (Sized_relobj::setup): Take a Target object instead of
796 an elfcpp::Ehdr as parameter. Adjust call to set_target.
797 (make_elf_sized_object): Find target and ask target to
799 * object.h: (Object::set_target): Remove the version that looks up
800 a target and sets it.
801 (Sized_relobj::setup): Take a Target object instead of
802 an elfcpp:Ehdr as parameter.
803 * target.cc: Include dynobj.h.
804 (Target::do_make_elf_object_implementation): New.
805 (Target::do_make_elf_object): New.
806 * target.h (Target::make_elf_object): New template declaration.
807 (Target::do_make_elf_object): New method declarations.
808 (Target::do_make_elf_object_implementation): New template declaration.
810 2009-08-14 Ian Lance Taylor <iant@google.com>
812 * gold.h (FUNCTION_NAME): Define.
813 (gold_unreachable): Use FUNCTION_NAME.
815 2009-08-12 Sriraman Tallam <tmsriram@google.com>
817 * icf.cc (Icf::find_identical_sections): Issue a warning when a
818 symbol in the --keep-unique list is not found.
820 2009-08-12 Sriraman Tallam <tmsriram@google.com>
822 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
823 been maked as --keep-unique.
824 (Icf::unfold_section): New function.
825 * icf.h (Icf::unfold_section): New function.
826 * options.h (General_options::keep_unique): New option.
827 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
828 * testsuite/Makefile.in: Regenerate.
829 * testsuite/icf_keep_unique_test.sh: New file.
830 * testsuite/icf_keep_unique_test.cc: New file.
832 2009-08-12 Cary Coutant <ccoutant@google.com>
835 * resolve.cc (Symbol_table::resolve): Check for references from
836 dynamic objects to hidden and internal symbols.
837 * testsuite/Makefile.am (hidden_test.sh): New test.
838 * testsuite/Makefile.in: Regenerate.
839 * testsuite/hidden_test.sh: New script.
840 * testsuite/hidden_test_1.c: New test source.
841 * testsuite/hidden_test_main.c: New test source.
843 2009-08-11 Doug Kwan <dougkwan@google.com>
845 * arm.cc: Update comments.
846 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
847 segment to locate the .ARM.exidx section if present.
849 2009-08-09 Doug Kwan <dougkwan@google.com>
851 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
854 2009-08-07 Sriraman Tallam <tmsriram@google.com>
855 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
858 2009-08-06 Sriraman Tallam <tmsriram@google.com>
860 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
861 valid tls_segment only for non-debug-section relocations.
862 * testsuite/Makefile.am: Add gc_tls_test.
863 * testsuite/Makefile.in: Regenerate.
864 * testsuite/gc_tls_test.cc: New file.
865 * testsuite/gc_tls_test.sh: New file.
867 2009-08-05 Sriraman Tallam <tmsriram@google.com>
871 * Makefile.am (CCFILES): Add icf.cc.
873 * Makefile.in: Regenerate.
874 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
875 * gc.h (gc_process_relocs): Populate lists used by icf to contain
876 section, symbol and addend information for the relocs.
877 * gold.cc (queue_middle_tasks): Call identical code folding.
878 * gold.h: Add defines for multimap.
879 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
880 to the call of finalize_local_symbols.
881 * main.cc (main): Create object of class Icf.
882 * object.cc (Sized_relobj::do_layout): Allow this function to be
883 called twice during icf.
884 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
885 to sections marked as identical by icf.
886 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
888 (Sized_relobj::do_section_entsize): New function.
889 * object.h (Object::section_entsize): New function.
890 (Object::do_section_entsize): New pure virtual function.
891 (Relobj::finalize_local_symbols): Add new parameter.
892 (Relobj::do_section_entsize): New function.
893 * options.h (General_options::icf): New option.
894 (General_options::icf_iterations): New option.
895 (General_options::print_icf_sections): New option.
896 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
897 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
898 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
900 * symtab.cc (Symbol_table::is_section_folded): New function.
901 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
902 to sections marked as identical by icf.
903 * symtab.h (Symbol_table::set_icf): New function.
904 (Symbol_table::icf): New function.
905 (Symbol_table::is_section_folded): New function.
906 (Symbol_table::icf_): New data member.
907 * target-reloc.h (relocate_section): Ignore sections folded by icf.
908 * testsuite/Makefile.am: Add commands to build icf_test.
909 * testsuite/Makefile.in: Regenerate.
910 * testsuite/icf_test.sh: New file.
911 * testsuite/icf_test.cc: New file.
913 2009-07-24 Chris Demetriou <cgd@google.com>
915 * layout.cc (is_compressible_debug_section): Fix incorrect
916 comment about compressed section names.
918 2009-07-20 Ian Lance Taylor <ian@airs.com>
921 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
923 2009-07-16 Ian Lance Taylor <iant@google.com>
926 * layout.h: #include <map>.
927 (class Kept_section): Change from struct to class. Add accessors
928 and setters. Add section size to Comdat_group mapping. Change
929 Comdat_group to std::map. Add is_comdat_ field. Add
930 linkonce_size field in union.
931 (class Layout): Update declaration of find_or_add_kept_section.
932 Don't declare find_kept_object.
933 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
934 parameter. Add object, shndx, is_comdat, and is_group_name
935 parameters. Change all callers. Adjust for new Kept_section.
936 (Layout::find_kept_object): Remove.
937 * object.cc (Sized_relobj::include_section_group): Update use of
938 Kept_section. Rename secnum to shndx. Only record
939 Kept_comdat_section if sections are the same size.
940 (Sized_relobj::include_linkonce_section): Update use of
941 Kept_section. Only record Kept_comdat_section if sections are the
942 same size. Set size of linkonce section.
943 (Sized_relobj::map_to_kept_section): Update call to
944 get_kept_comdat_section.
945 * object.h (class Sized_relobj): Rename fields in
946 Kept_comdat_section to drop trailing underscores; change object
947 field to Relobj*. Change Kept_comdat_section_table to store
948 struct rather than pointer.
949 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
950 Add kept_object and kept_shndx parameters. Change all callers.
951 (Sized_relobj::get_kept_comdat_section): Change return type to
952 bool. Add kept_object and kept_shndx parameters. Change all
954 * plugin.cc (Pluginobj::include_comdat_group): Update call to
955 Layout::find_or_add_kept_section.
957 2009-07-09 Ian Lance Taylor <iant@google.com>
959 * merge.cc (Object_merge_map::initialize_input_to_output_map):
960 Reserve space in the hash table.
962 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
964 * fileread.cc (File_read::get_mtime): New method.
965 * fileread.h (Timespec): New structure.
966 (File_read::get_mtime): New method.
967 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
968 Renamed from timestamp_nsec.
969 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
971 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
973 (Incremental_inputs::report_archive): Save mtime; style fix.
974 (Incremental_inputs::report_obejct): Save mtime; style fix.
975 (Incremental_inputs::report_script): Save mtime; style fix.
976 (Incremental_inputs::finalize_inputs): Style fix.
977 (Incremental_inputs::finalize): Style fix.
978 (Incremental_inputs::create_input_section_data): Store inputs
980 * incremental.h (Incremental_inputs::report_script): Add mtime
982 (Incremental_inputs::Input_info::Input_info): Intialize only one
984 (Incremental_inputs::Input_info::archive): Move to nameless
986 (Incremental_inputs::Input_info::obejct): Move to nameless union.
987 (Incremental_inputs::Input_info::script): Move to nameless union.
988 (Incremental_inputs::mtime): New field.
989 * script.cc (read_input_script): Pass file mtime to
991 * script.h (Script_info::inputs): Style fix.
993 2009-07-01 Ian Lance Taylor <ian@airs.com>
995 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
998 2009-06-24 Ian Lance Taylor <iant@google.com>
1001 * layout.cc (Layout::choose_output_section): If we find an
1002 existing section, update the flags.
1003 (Layout::create_notes): New function, broken out of
1005 (Layout::finalize): Don't create note sections.
1006 (Layout::create_note): Don't crash if linker script discards
1008 (Layout::create_gold_note): Likewise.
1009 (Layout::create_build_id): Likewise. Don't set
1010 after_input_sections on the section.
1011 (Layout::create_executable_stack_info): Remove target parameter.
1013 * layout.h (class Layout): Declare create_notes. Update
1014 declaration of create_executable_stack_info.
1015 * gold.cc (queue_middle_tasks): Call create_notes.
1016 * output.cc (Output_section::update_flags_for_input_section): Move
1017 here from output.h. If SHF_ALLOC flag is newly set, mark address
1019 * output.h (Output_data::mark_address_invalid): New function.
1020 (class Output_section): Only declare, not define,
1021 update_flags_for_input_section. Remove set_flags.
1023 2009-06-24 Ian Lance Taylor <iant@google.com>
1025 * script-sections.cc (Output_section_definition::
1026 set_section_addresses): Rename shadowing local load_address to
1029 2009-06-24 Ian Lance Taylor <iant@google.com>
1032 * reloc.cc (relocate_sections): Skip empty relocation sections.
1034 2009-06-23 Ian Lance Taylor <iant@google.com>
1037 * layout.cc (Layout::create_note): Use choose_output_section
1038 rather than make_output_section.
1040 2009-06-23 Ian Lance Taylor <iant@google.com>
1043 * options.cc (General_options::parse_V): Set printed_version_.
1044 (General_options::General_options): Initialize printed_version_.
1045 * options.h (class General_options): Add printed_version_ field.
1046 * gold.cc (queue_initial_tasks): If there are no input files,
1047 don't give a fatal error if we printed the version information.
1048 (queue_middle_tasks): If using -r with a shared object, give a
1049 fatal error rather than an ordinary error.
1051 2009-06-23 Ian Lance Taylor <iant@google.com>
1054 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1055 (Layout::make_output_section): Set have_stabstr_section_ if we see
1056 a .stab*str section.
1057 (Layout::finalize): Call link_stabs_sections.
1058 (Layout::link_stabs_sections): New file.
1059 * layout.h (class Layout): Add have_stabstr_section_ field.
1060 Declare link_stabs_sections.
1062 2009-06-23 Doug Kwan <dougkwan@google.com>
1064 * Makefile.am (libgold_a_LIBADD): New.
1065 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1066 * Makefile.in: Regenerate.
1067 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1068 * configure: Regenerate.
1069 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1070 * fileread.cc: Include sys/state.h
1071 * gold.h: Declare memmem and strndup if found missing.
1072 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1074 2009-06-23 Ian Lance Taylor <iant@google.com>
1076 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1077 * configure: Rebuild.
1079 2009-06-23 Ian Lance Taylor <iant@google.com>
1082 * object.cc (Object::section_contents): Don't try to get a view if
1083 the section has length zero.
1084 (Object::handle_gnu_warning_section): If the section is empty, use
1085 the name of the section as the warning.
1087 2009-06-23 Ian Lance Taylor <iant@google.com>
1090 * stringpool.h (class Stringpool_template): Add optimize_ field.
1091 (Stringpool_template::set_optimize): New function.
1092 * stringpool.cc (Stringpool_template::Stringpool_template):
1093 Initialize optimize_ field.
1094 (Stringpool_template::set_string_offsets): Test local optimize
1095 fild rather than parameter.
1096 * layout.cc (Layout::Layout): Call set_optimize on the section
1099 2009-06-22 Ian Lance Taylor <iant@google.com>
1102 * yyscript.y: Parse TARGET.
1103 * script.cc (script_set_target): New function.
1104 * script-c.h (script_set_target): Declare.
1105 * options.cc (General_options::string_to_object_format): Rename
1106 from string_to_object_format in anonymous namespace. Change
1108 * options.h (class General_options): Declare
1109 string_to_object_format.
1111 2009-06-22 Ian Lance Taylor <iant@google.com>
1113 * script-sections.cc (Script_sections::create_segments): Don't put
1114 program headers in a PT_LOAD segment if -n or -N.
1116 2009-06-22 Ian Lance Taylor <iant@google.com>
1119 * options.h (class General_options): Add -z lazy and -z now. Sort
1120 -z options into alphabetical order.
1121 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1123 2009-06-21 Ian Lance Taylor <iant@google.com>
1125 * layout.cc (Layout::make_output_section): Call
1126 Target::new_output_section.
1127 (Layout::attach_allocated_section_to_segment): Put large section
1128 sections in a separate load segment with the large segment flag
1130 (Layout::segment_precedes): Sort large data segments after other
1132 (align_file_offset): New static function.
1133 (Layout::set_segment_offsets): Use align_file_offset.
1134 * output.h (class Output_section): Add is_small_section_ and
1135 is_large_section_ fields.
1136 (Output_section::is_small_section): New function.
1137 (Output_section::set_is_small_section): New function.
1138 (Output_section::is_large_section): New function.
1139 (Output_section::set_is_large_section): New function.
1140 (Output_section::is_large_data_section): New function.
1141 (class Output_segment): Add is_large_data_segment_ field.
1142 (Output_segment::is_large_data_segment): New function.
1143 (Output_segment::set_is_large_data_segment): New function.
1144 * output.cc (Output_section::Output_section): Initialize new
1146 (Output_segment::Output_segment): Likewise.
1147 (Output_segment::add_output_section): Add assertion that large
1148 data sections always go in large data segments. Force small data
1149 sections to the end of the list of data sections. Force small BSS
1150 sections to the start of the list of BSS sections. For large BSS
1151 sections to the end of the list of BSS sections.
1152 * symtab.h (class Symbol): Declare is_common_shndx.
1153 (Symbol::is_defined): Check Symbol::is_common_shndx.
1154 (Symbol::is_common): Likewise.
1155 (class Symbol_table): Define enum Commons_section_type. Update
1156 declarations. Add small_commons_ and large_commons_ fields.
1157 * symtab.cc (Symbol::is_common_shndx): New function.
1158 (Symbol_table::Symbol_table): Initialize new fields.
1159 (Symbol_table::add_from_object): Put small and large common
1160 symbols in the right list.
1161 (Symbol_table::sized_finalized_symbol): Check
1162 Symbol::is_common_shndx.
1163 (Symbol_table::sized_write_globals): Likewise.
1164 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1165 common symbol lists. Don't call do_allocate_commons_list if the
1167 (Symbol_table::do_allocate_commons_list): Remove is_tls
1168 parameter. Add comons_section_type parameter. Change all
1169 callers. Handle small and large common symbols.
1170 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1171 Symbol::is_common_shndx.
1172 * resolve.cc (symbol_to_bits): Likewise.
1173 * target.h (Target::small_common_shndx): New function.
1174 (Target::small_common_section_flags): New function.
1175 (Target::large_common_shndx): New function.
1176 (Target::large_common_section_flags): New function.
1177 (Target::new_output_section): New function.
1178 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1179 small_common_section_flags, and large_common_section_flags
1181 (Target::do_new_output_section): New virtual function.
1182 * arm.cc (Target_arm::arm_info): Initialize new fields.
1183 * i386.cc (Target_i386::i386_info): Likewise.
1184 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1186 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1187 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1188 (Target_x86_64::do_new_output_section): New function.
1189 * configure.ac: Define conditional MCMODEL_MEDIUM.
1190 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1191 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1192 (large_LDFLAGS): Define.
1193 * testsuite/large.c: New file.
1194 * testsuite/testfile.cc (Target_test::test_target_info):
1195 Initialize new fields.
1196 * configure, testsuite/Makefile.in: Rebuild.
1198 2009-06-05 Doug Kwan <dougkwan@google.com>
1200 * Makefile.am (CCFILES): Add target.cc.
1201 * Makefile.in: Regenerate.
1202 * i386.cc (class Target_i386): Define new virtual method to
1203 override do_is_local_label_name in parent.
1204 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1205 local symbols if --discard-locals or -X is given.
1206 * options.h (class General_options): Declare new options
1207 '--discard-locals' and '-X' for discarding locals.
1208 * target.h (class Target): Define new methods is_local_label_name.
1209 Declare new virtual method do_is_local_label_name.
1210 * target.cc: New file.
1211 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1212 (check_SCRIPTS): Add discard_locals_test.sh.
1213 (check_DATA): Add discard_local_tests.syms.
1214 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1215 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1216 * testsuite/Makefile.in: Regenerate.
1217 * testsuite/discard_locals_test.c: New file.
1218 * testsuite/discard_locals_test.sh: Same.
1220 2009-06-05 Doug Kwan <dougkwan@google.com>
1222 * object.cc (Sized_relobj::Sized_relobj): Initialize
1223 discarded_eh_frame_shndx_ to -1U.
1224 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1226 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1227 a discarded .eh_frame section.
1228 (Sized_relobj::do_finalize_local_symbols): Ditto.
1229 * object.h (class Sized_relobj): Declare new member
1230 discarded_eh_frame_shndx_.
1231 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1232 (local_labels_test.o, local_labels_test): New rules.
1233 * testsuite/Makefile.in: Regenerate.
1235 2009-06-04 Doug Kwan <dougkwan@google.com>
1237 * layout.cc (Layout::section_name_mapping): Add mapping for
1238 special ARM sections.
1240 2009-06-03 Doug Kwan <dougkwan@google.com>
1242 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1243 (utils::has_overflow): Same.
1245 2009-06-03 Ian Lance Taylor <iant@google.com>
1247 * layout.cc (Layout::section_name_mapping): New array, replacing
1248 Layout::linkonce_mapping.
1249 (Layout::section_name_mapping_count): New variable, replacing
1250 Layout::linkonce_mapping_count.
1251 (Layout::linkonce_output_name): Remove.
1252 (Layout::output_section_name): Rewrite.
1253 * layout.h (class Layout): Rename Linkonce_mapping to
1254 Section_name_mapping, linkonce_mapping to section_name_mapping,
1255 linkonce_mapping_count to section_name_mapping_count. Don't
1256 declare linkonce_output_name.
1258 2009-06-03 Doug Kwan <dougkwan@google.com>
1260 * gold/arm.cc (namespace utils): New.
1261 (Target_arm::reloc_is_non_pic): Define new method.
1262 (class Arm_relocate_functions): New.
1263 (Target_arm::Relocate::relocate): Handle relocation types used by
1266 2009-06-03 Ian Lance Taylor <iant@google.com>
1268 * arm.cc (Target_arm::scan::global): Use || instead of |.
1270 2009-06-02 Doug Kwan <dougkwan@google.com>
1272 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1273 issued_non_pic_error_.
1274 (class Target_arm::Scan): Declare new method check_non_pic.
1275 Define new method symbol_needs_plt_entry.
1276 Declare new data member issued_non_pic_error_.
1277 (class Target_arm::Relocate): Declare new method
1278 should_apply_static_reloc.
1279 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1280 (Target_arm::Scan::check_non_pic): Define new method.
1281 (Target_arm::Scan::local): Handle a small subset of reloc types used
1283 (Target_arm::Scan::local): Same.
1284 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1286 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1288 * incremental.cc (Incremental_inputs::report_command_line): Filter
1289 out --incremental-* options.
1291 2009-05-29 Doug Kwan <dougkwan@google.com>
1293 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1295 (class Target_arm): Update comment.
1296 (Target_arm::Target_arm): Initialize new data members GOT_,
1297 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1298 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1299 and Target_arm::rel_dyn_section.
1300 Declare new_enum Target_arm::Got_type.
1301 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1303 Update commments for member do_dynsym_value.
1304 (Target_arm::got_size, Target_arm::plt_section,
1305 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1306 new methods inside class defintion.
1307 (Target_arm::got_section): Define new method.
1308 (Target_arm::rel_dyn_section): Same.
1309 (Output_data_plt_arm): New template class.
1310 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1311 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1312 (Output_data_plt_arm::add_entry): Same.
1313 (Output_data_plt_arm::first_plt_entry): Define new
1314 static data member for PLT instruction template.
1315 (Output_data_plt_arm::plt_entry): Same.
1316 (Output_data_plt_arm::do_write): Define new method.
1317 (Target_arm::make_plt_entry): Same.
1318 (Target_arm::do_finalize_sections): Same.
1319 (Target_arm::do_dynsym_value): Same.
1321 2009-05-28 Doug Kwan <dougkwan@google.com>
1323 * Makefile.am (TARGETSOURCES): Add arm.cc.
1324 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1325 * Makefile.in: Regenerate.
1327 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1329 2009-05-26 Doug Kwan <dougkwan@google.com>
1331 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1332 (General_options::check_excluded_libs): Strip off directories in
1333 archive name before matching like GNU ld does.
1334 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1335 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1336 (exclude_libs_test_LDFLAGS): Add linker option
1337 -Wl,--exclude-libs,libexclude_libs_test_3
1338 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1339 an explicit archive without using -l.
1340 (alt/libexclude_libs_test_3.a): New make rule.
1341 * testsuite/Makefile.in: Regenerate.
1342 * testsuite/exclude_libs_test.c : Declare lib3_default().
1344 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1345 * exclude_libs_test_3.c: New file.
1347 2009-05-26 Nick Clifton <nickc@redhat.com>
1349 * po/id.po: New Indonesian translation.
1350 * po/gold.pot: Updated template file.
1352 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1354 * testsuite/Makefile.am: Add -ffunction-sections to compile
1355 gc_comdat_test files. Add -Wl,--gc-sections to build
1357 * testsuite/Makefile.in: Regenerate.
1358 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1360 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1362 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1363 kept comdat section was garbage collected.
1364 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1365 * testsuite/Makefile.in: Regenerate.
1366 * testsuite/gc_comdat_test.sh: New file.
1367 * testsuite/gc_comdat_test_1.cc: New file.
1368 * testsuite/gc_comdat_test_2.cc: New file.
1370 2009-05-19 Doug Kwan <dougkwan@google.com>
1372 * archive.cc (Archive::Archive): Move constructor from archive.h
1373 to here. Initialize no_export_.
1374 (Archive::get_elf_object_for_member): Set no_export flag of object.
1375 * archive.h (Archive::Archive): Move constructor body to
1377 (Archive::no_export): New method.
1378 (Archive::no_export_): New field.
1379 * object.h (Object::Object): Initialize no_export_ to false.
1380 (Object::no_export, Object::set_no_export): New methods.
1381 (Object::no_export_): New field.
1382 * options.cc (General_options::parse_exclude_libs): New method.
1383 (General_options::check_excluded_libs) Same.
1384 * options.h (exclude_libs): New option.
1385 (General_options::check_excluded_libs): New method declaration.
1386 (General_options::excluded_libs_): New field.
1387 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1388 default or protected visibility if an object has no-export flag set.
1389 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1390 (check_SCRIPTS): Add exclude_libs_test.sh.
1391 (check_DATA): Add exclude_libs_test.syms.
1392 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1393 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1394 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1395 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1396 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1397 libexclude_libs_test_2.a): New rules.
1398 * testsuite/Makefile.in: Regenerate.
1399 * testsuite/exclude_libs_test.c: New file.
1400 * testsuite/exclude_libs_test.sh: Ditto.
1401 * testsuite/exclude_libs_test_1.c: Ditto.
1402 * testsuite/exclude_libs_test_2.c: Ditto.
1404 2009-05-15 Ian Lance Taylor <iant@google.com>
1406 * configure.ac: Check for declarations for cases where libiberty.h
1407 checks HAVE_DECL_xxx.
1408 * configure, config.in: Rebuild.
1410 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1412 * gold.h (Incremental_argument_list): Remove (invalid) forward
1414 * incremental.cc (Incremental_inputs::report_achive): New method.
1415 (Incremental_inputs::report_object): New method.
1416 (Incremental_inputs::report_script): New method.
1417 (Incremental_inputs::finalize_inputs): New method.
1418 (Incremental_inputs::finalize): Call finalize_inputs().
1419 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1420 Create inputs entries.
1421 * incremental.h (Incremental_input_type): New enum.
1422 (Incremental_inputs::Incremental_input): Initialize new fields.
1423 (Incremental_inputs::report_inputs): New method.
1424 (Incremental_inputs::report_achive): New method.
1425 (Incremental_inputs::report_object): New method.
1426 (Incremental_inputs::report_script): New method.
1427 (Incremental_inputs::finalize_inputs): New method.
1428 (Incremental_inputs::Input_info): New struct.
1429 (Incremental_inputs::Input_info_map): New typedef.
1430 (Incremental_inputs::lock_): New field.
1431 (Incremental_inputs::Inputs_): New field.
1432 (Incremental_inputs::Inputs_map): New field.
1433 * main.cc (main): Call Incremental_input::report_inputs.
1434 * options.h (Input_argument_list): Typedef moved from
1436 (Input_file_group::Files): Remove, use ::Input_argument_list.
1437 (Input_file_group::Input_argument_list): Remove, use
1438 ::Input_argument_list.
1439 * plugin.cc (Plugin_manager::add_input_file): Add error in
1441 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1443 * script.cc (read_input_script): Call
1444 Incremental_input::report_script.
1445 * script.h (Script_info): New class.
1447 2009-04-27 Ian Lance Taylor <iant@google.com>
1449 * x86_64.cc (do_adjust_output_section): Set entsize to
1452 2009-04-23 Elliott Hughes <enh@google.com>
1454 * output.cc (Output_file::close): After short writes, continue
1455 writing from the correct offset in the buffer being written.
1457 2009-04-23 Chris Demetriou <cgd@google.com>
1459 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1460 * configure: Regenerate.
1461 * config.in: Regenerate.
1462 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1463 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1465 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1467 * incremental.cc (Incremental_inputs_header_data): Renamed from
1468 Incremental_input_header_data.
1469 (Incremental_inputs_header_data::data_size): New field.
1470 (Incremental_inputs_header_data::put_input_file_count): Renamed
1471 from input_file_count.
1472 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1473 from command_line_offset.
1474 (Incremental_inputs_header_data::put_reserved): Renamed from
1476 (Incremental_inputs_entry_data): Renamed from
1477 Incremental_input_entry_data.
1478 (Incremental_inputs_entry_data::data_size): New field.
1479 (Incremental_inputs::report_command_line): New method.
1480 (Incremental_inputs::finalize): New method.
1481 (Incremental_inputs::create_incremental_inputs_data): New method.
1482 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1483 * incremental.h: New file.
1484 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1485 (Layout::finalize): Create incremental inputs section in
1487 (Layout::create_incremental_info_sections): New method.
1488 * layout.h (Layout::incremental_inputs): New method.
1489 (Layout::create_incremental_info_sections): New method.
1490 (Layout::incremental_inputs_): New field.
1491 * main.cc (main): Notify Incremental_input of the command line.
1493 2009-04-01 Ian Lance Taylor <iant@google.com>
1494 Mikolaj Zalewski <mikolajz@google.com>
1496 * gold.h (reserve_unordered_map): Define, three versions, one for
1497 each version of Unordered_map.
1498 * layout.cc (Layout::Layout): Remove options parameter. Add
1499 number_of_input_files parameter. Don't initialize options_.
1500 Initialize number_of_input_files_ and resized_signatures_. Move
1501 sections_are_attached_.
1502 (Layout::layout_group): Reserve space for group_signatures_.
1503 (Layout::find_or_add_kept_section): Change name parameter to be a
1504 reference. Resize signatures_ map when it gets large enough.
1505 (Layout::layout_eh_frame): Use parameters->options() instead of
1507 (Layout::make_output_section): Likewise.
1508 (Layout::attach_allocated_section_to_segment): Likewise.
1509 (Layout::finalize, Layout::create_executable_stack): Likewise.
1510 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1511 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1512 * layout.h (class Layout): Update declarations. Remove options_
1513 field. Add number_of_input_files_ and resized_signatures_
1514 fields. Move sections_are_attached_ field.
1515 * main.cc (main): Pass number of input files to Layout
1516 constructor. Don't pass options.
1518 2009-03-30 Ian Lance Taylor <iant@google.com>
1520 * ffsll.c (ffsll): Correct implementation.
1522 2009-03-27 Ian Lance Taylor <iant@google.com>
1524 * ffsll.c: New file.
1525 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1526 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1527 * ftruncate.c (ftruncate): Declare before definition.
1528 * mremap.c (mremap): Likewise.
1529 * pread.c (pread): Likewise.
1530 * configure, Makefile.in, config.in: Rebuild.
1532 * mremap.c: New file.
1533 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1534 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1535 (mremap): Declare if HAVE_MREMAP is not defined.
1536 * configure, Makefile.in, config.in: Rebuild.
1538 2009-03-27 Cary Coutant <ccoutant@google.com>
1540 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1541 position independent.
1542 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1543 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1545 2009-03-24 Cary Coutant <ccoutant@google.com>
1547 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1549 (needs_dynamic_reloc): Likewise.
1551 2009-03-24 Ian Lance Taylor <iant@google.com>
1553 * yyscript.y (file_cmd): Recognize EXTERN.
1554 (extern_name_list, extern_name_list_body): New nonterminals.
1555 * script.cc (script_add_extern): Define.
1556 * script-c.h (script_add_extern): Declare.
1558 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1560 * object.cc (is_elf_object): Define.
1561 * object.h (is_elf_object): Declare.
1562 * archive.cc (Archive::get_elf_object_for_member): Call
1564 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1566 2009-03-24 Elliott Hughes <enh@google.com>
1568 * output.cc (Output_file::map_anonymous): Define.
1569 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1570 try an anonymous one. Report the size if the mmap fails.
1571 * output.h (class Output_file): Declare map_anonymous.
1573 2009-03-24 Ian Lance Taylor <iant@google.com>
1575 * target-select.cc (instantiate_target): Don't acquire the lock if
1576 the instantiated_target_ field has already been set.
1578 2009-03-23 Ian Lance Taylor <iant@google.com>
1580 * gold-threads.h (class Initialize_lock): Define.
1581 * gold-threads.cc (class Initialize_lock_once): Define.
1582 (initialize_lock_control): New static variable.
1583 (initialize_lock_pointer): New static variable.
1584 (initialize_lock_once): New static function.
1585 (Initialize_lock::Initialize_lock): Define.
1586 (Initialize_lock::initialize): Define.
1587 * target-select.h: Include "gold-threads.h".
1588 (class Target_selector): Add lock_ and initialize_lock_ fields.
1589 Don't define instantiate_target, just declare it.
1590 * target-select.cc (Target_selector::Target_selector): Initialize
1592 (Target_selector::instantiate_target): Define.
1593 * descriptors.h: Include "gold-threads.h".
1594 (class Descriptors): Add initialize_lock_ field.
1595 * descriptors.cc (Descriptors::Descriptors): Initialize new
1597 (Descriptors::open): Use initialize_lock_ field
1598 * errors.h (class Errors): Add initialize_lock_ field.
1599 * errors.cc (Errors::Errors): Initialize new field.
1600 (Errors::initialize_lock): Use initialize_lock_ field.
1601 * powerpc.cc (class Target_selector_powerpc): Remove
1602 instantiated_target_ field. In do_recognize call
1603 instantiate_target rather than do_instantiate_target. In
1604 do_instantiate_target just allocate a new target.
1605 * sparc.cc (class Target_selector_sparc): Likewise.
1607 * freebsd.h: New file.
1608 * i386.cc: Include "freebsd.h".
1609 (Target_i386): Derive from Target_freebsd rather than
1611 (Target_selector_i386): Derive from Target_selector_freebsd rather
1612 than Target_selector.
1613 * x86_64.cc: Include "freebsd.h".
1614 (Target_x86_64): Derive from Target_freebsd rather than
1616 (Target_selector_x86_64): Derive from Target_selector_freebsd
1617 rather than Target_selector.
1618 * target.h (class Target): Add adjust_elf_header and
1619 do_adjust_elf_header.
1620 * output.cc (Output_file_header:: do_sized_write): Call target
1621 adjust_elf_header routine.
1622 * configure.tgt: Set targ_osabi.
1623 * configure.ac: Define GOLD_DEFAULT_OSABI.
1624 * parameters.cc (Parameters::default_target): Pass
1625 GOLD_DEFAULT_OSABI to select_target.
1626 * target-select.h (class Target_selector): Make instantiate_target
1627 protected rather than private.
1628 * Makefile.am (HFILES): Add freebsd.h.
1629 * configure, Makefile.in, config.in: Rebuild.
1631 * merge.cc (do_add_input_section): Correct pend value. Change
1632 message about last entry not being null terminated from error to
1635 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1637 * incremental.cc: New file.
1638 * Makefile.am (CCFILES): Add incremental.cc.
1639 * Makefile.in: Rebuild.
1641 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1643 * layout.cc (Layout::output_section_name): Preserve names
1644 of '.note.' sections.
1646 2009-03-19 Ian Lance Taylor <iant@google.com>
1648 * descriptors.cc (Descriptors::open): Check that the options are
1649 valid before using them.
1651 2009-03-18 Ian Lance Taylor <iant@google.com>
1653 * script-sections.h: Include <list>.
1654 (class Script_sections): Change Sections_elements from std::vector
1655 to std::list. Typedef public Elements_iterator. Add
1656 orphan_section_placement_, data_segment_align_start_, and
1657 saw_data_segment_align_ fields. Remove data_segment_align_index_
1659 * script-sections.cc (class Orphan_section_placement): New class.
1660 (class Sections_element): Add virtual functions is_relro and
1661 orphan_section_init. Remove virtual function place_orphan_here.
1662 (class Output_section_definition): Add is_relro and
1663 orphan_section_init. Remove place_orphan_here.
1664 (class Orphan_output_section): Likewise.
1665 (Script_sections::Script_sections): Update for field changes.
1666 (Script_sections::data_segment_align): Set saw_data_segment_align_
1667 and data_segment_align_start_, not data_segment_align_index.
1668 (Script_sections::data_segment_relro_end): Check
1669 saw_data_segment_align_. Use data_segment_align_start_ rather
1670 than data_segment_align_index_.
1671 (Script_sections::place_orphan): Rewrite to use
1672 Orphan_section_placement.
1674 2009-03-17 Ian Lance Taylor <iant@google.com>
1676 * archive.cc (Archive::add_symbols): Check for a version attached
1677 to the symbol name in the archive map.
1678 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1679 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1680 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1681 (ver_test_11.a): New target.
1682 * testsuite/Makefile.in: Rebuild.
1684 * configure.ac: Check for chsize and posix_fallocate. Replace
1686 * ftruncate.c: New file, from gnulib.
1687 * output.cc (posix_fallocate): Define dummy version if not
1688 HAVE_POSIX_FALLOCATE.
1689 (Output_file::map): Call posix_fallocate rather than lseek and
1691 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1692 * configure, Makefile.in, config.in: Rebuild.
1694 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1696 * layout.h (Layout::create_note): Add section_name parameter.
1697 * layout.cc (Layout::create_note): Likewise.
1698 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1700 2009-03-17 Ian Lance Taylor <iant@google.com>
1702 * descriptors.cc: Include "options.h".
1703 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1704 (Descriptors::open): Always use O_CLOEXEC when opening a new
1705 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1706 then set FD_CLOEXEC.
1708 * sparc.cc (class Target_sparc): Add has_got_section.
1709 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1710 make sure we have a GOT section.
1712 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1713 (Target_sparc::Scan::local): Likewise.
1714 (Target_sparc::Scan::global): Likewise.
1715 (Target_sparc::Relocate::relocate): Likewise.
1716 (Target_sparc::Relocate::relocate_tls): Likewise.
1718 * symtab.cc (Symbol_table::define_default_version): New function,
1719 broken out of add_from_object.
1720 (Symbol_table::add_from_object): Call define_default_version.
1721 (Symbol_table::define_special_symbol): Add resolve_oldsym
1722 parameter. Change all callers. If the version for a symbol comes
1723 from a version script, resolve it with the symbol with the same
1724 name with no version. Also add the symbol without a version if
1726 (do_define_in_output_data): If resolving with oldsym, don't delete
1728 (do_define_in_output_segment): Likewise.
1729 (do_define_as_constant): Likewise.
1730 * symtab.h (class Symbol_table): Update declarations.
1732 2009-03-13 Ian Lance Taylor <iant@google.com>
1734 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1735 (Read_symbols::requeue): New function.
1736 (Read_symbols::do_read_symbols): If make_elf_object fails because
1737 the target type is not configured, and the file was searched for,
1738 issue a warning and retry with the next directory.
1739 (Add_symbols::run): If the file has an incompatible format, and
1740 it was searched for, requeue the Read_symbols task. On error,
1742 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1743 dirindex parameter to constructor. Change all callers. Declare
1744 incompatible_warning and requeue.
1745 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1746 input_argument_ and input_group_ fields. Add them to
1747 constructor. Change all callers.
1748 (class Read_script): Add dirindex_ field. Add it to constructor.
1750 * archive.cc (Archive::setup): Remove input_objects parameter.
1752 (Archive::get_file_and_offset): Likewise.
1753 (Archive::read_all_symbols): Likewise.
1754 (Archive::read_symbols): Likewise.
1755 (Archive::get_elf_object_for_member): Remove input_objects
1756 parameter. Add punconfigured parameter. Change all callers.
1757 (Archive::add_symbols): Change return type to bool. Check return
1758 value of include_member.
1759 (Archive::include_all_members): Likewise.
1760 (Archive::include_member): Change return type to bool. Return
1761 false if first included object has incompatible target. Set
1762 included_member_ field.
1763 (Add_archive_symbols::run): If add_symbols returns false, requeue
1765 * archive.h (class Archive): Add included_member_ field.
1766 Initialize it in constructor. Add input_file and searched_for
1767 methods. Update declarations.
1768 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1769 input_argument_ fields. Add them to constructor. Change all
1771 * script.cc: Include "target-select.h".
1772 (class Parser_closure): Add skip_on_incompatible_target_ and
1773 found_incompatible_target_ fields. Add
1774 skip_on_incompatible_target parameter to constructor. Change all
1775 callers. Add methods skip_on_incompatible_target,
1776 clear_skip_on_incompatible_target, found_incompatible_target, and
1777 set_found_incompatible_target.
1778 (read_input_script): Add dirindex parameter. Change all callers.
1779 If parser finds an incompatible target, requeue Read_symbols
1781 (script_set_symbol): Clear skip_on_incompatible_target in
1783 (script_add_assertion, script_parse_option): Likewise.
1784 (script_start_sections, script_add_phdr): Likewise.
1785 (script_check_output_format): New function.
1786 * script.h (read_input_script): Update declaration.
1787 * script-c.h (script_check_output_format): Declare.
1788 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1789 (ignore_cmd): Remove OUTPUT_FORMAT.
1790 * fileread.cc (Input_file::Input_file): Add explicit this.
1791 (Input_file::will_search_for): New function.
1792 (Input_file::open): Add pindex parameter. Change all callers.
1793 * fileread.h (class Input_file): Add input_file_argument method.
1794 Declare will_search_for. Update declarations.
1795 * object.cc (make_elf_object): Add punconfigured parameter.
1797 * object.h (class Object): Make input_file public. Add
1798 searched_for method.
1799 (make_elf_object): Update declaration.
1800 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1802 * dirsearch.h (class Dirsearch): Update declaration.
1803 * options.h (class General_options): Add --warn-search-mismatch.
1804 * parameters.cc (Parameters::is_compatible_target): New function.
1805 * parameters.h (class Parameters): Declare is_compatible_target.
1806 * workqueue.cc (Workqueue::add_blocker): New function.
1807 * workqueue.h (class Workqueue): Declare add_blocker.
1809 * fileread.cc (Input_file::open): Remove options parameter.
1811 (Input_file::open_binary): Likewise.
1812 * script.cc (read_input_script): Likewise.
1813 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1814 options parameter from constructor. Change all callers.
1815 (class Read_script): Likewise.
1816 * fileread.h (class Input_file): Update declarations.
1817 * script.h (read_input_script): Update declaration.
1819 2009-03-10 Nick Clifton <nickc@redhat.com>
1821 * po/es.po: New Spanish translation.
1823 2009-03-06 Cary Coutant <ccoutant@google.com>
1825 * options.cc (parse_short_option): Keep dash_z from registering itself.
1827 2009-03-03 Ian Lance Taylor <iant@google.com>
1830 * target-reloc.h (relocate_section): Pass output_section to
1832 * i386.cc (Target_i386::should_apply_static_reloc): Add
1833 output_section parameter. Change all callers.
1834 (Target_i386::Relocate::relocate): Add output_section parameter.
1835 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1836 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1837 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1838 * testsuite/two_file_shared.sh: New script.
1839 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1840 (check_DATA): Add two_file_shared.dbg.
1841 (two_file_shared.dbg): New target.
1842 * testsuite/Makefile.in: Rebuild.
1844 2009-03-01 Ian Lance Taylor <iant@google.com>
1846 * configure.ac: Check for byteswap.h.
1847 * configure: Rebuild.
1848 * config.in: Rebuild.
1850 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1852 * layout.cc (Layout::find_or_add_kept_section): New function.
1853 (Layout::add_comdat): Removed.
1854 * layout.h (struct Kept_section): Move out of class Layout.
1855 Remove trailing underscores from field names. Add group_sections
1856 field. Rename group_ field to is_group. Change all uses.
1857 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1858 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1859 comdat_groups_ field.
1860 (Sized_relobj::include_section_group): Use
1861 find_or_add_kept_section and Kept_section::group_sections.
1862 (Sized_relobj::include_linkonce_section): Likewise.
1863 * object.cc (class Sized_relobj): Don't define Comdat_group or
1864 Comdat_group_table. Remove find_comdat_group and
1865 add_comdat_group. Remove comdat_groups_ field.
1866 * plugin.cc (include_comdat_group): Use
1867 Layout::find_or_add_kept_section.
1869 2009-02-28 Ian Lance Taylor <iant@google.com>
1871 * README: --gc-sections and map files are now supported. Document
1872 some build requirements.
1875 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1876 relocatable link set the value of the section symbol to zero.
1877 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1878 relocatable link don't include the section address in the local
1881 2009-02-27 Ian Lance Taylor <iant@google.com>
1884 * options.h (class Search_directory): Add is_system_directory.
1885 (class General_options): Declare is_in_system_directory.
1886 * options.cc (get_relative_sysroot): Make static.
1887 (get_default_sysroot): Make static.
1888 (General_optoins::is_in_system_directory): New function.
1889 * fileread.cc (Input_file::is_in_system_directory): New function.
1890 * fileread.h (class Input_file): Declare is_in_system_directory.
1891 * object.h (class Object): Add is_in_system_directory.
1892 (class Input_objects): Remove system_library_directory_ field.
1893 * object.cc (Input_objects::add_object): Don't set
1894 system_library_directory_.
1895 (input_objects::found_in_system_library_directory): Remove.
1896 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1897 parameter. Change all callers.
1898 (Symbol_table::sized_write_globals): Likewise.
1899 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1900 Call Object::is_in_system_directory.
1901 * symtab.h (class Symbol_table): Update declarations.
1904 * descriptors.h (Open_descriptor): Add is_on_stack field.
1905 * descriptors.cc (Descriptors::open): If the descriptor is on the
1906 top of the stack, remove it. Initialize is_on_stack field.
1907 (Descriptors::release): Only add pod to stack if it is not on the
1909 (Descriptors::close_some_descriptor): Clear stack_next and
1913 * output.cc (Output_section::find_starting_output_address): Rename
1914 from starting_output_address; add PADDR parameter; change return
1916 * output.h (class Output_section): Declare
1917 find_starting_output_address instead of starting_output_address.
1918 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1919 section symbol for which we can't find a merge section.
1922 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1923 hidden or internal, force the symbol to be local.
1924 * resolve.cc (Symbol::override_visibility): Define.
1925 (Symbol::override_base): Use override_visibility.
1926 (Symbol_table::resolve): Likewise.
1927 (Symbol::override_base_with_special): Likewise.
1928 (Symbol_table::override_with_special): If the visibility is hidden
1929 or internal, force the symbol to be local.
1930 * symtab.h (class Symbol): Add set_visibility and
1931 override_visibility.
1932 * testsuite/ver_test_1.sh: New file.
1933 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1934 (check_DATA): Add ver_test_1.syms.
1935 (ver_test_1.syms): New target.
1936 * testsuite/Makefile.in: Rebuild.
1938 2009-02-25 Cary Coutant <ccoutant@google.com>
1940 * layout.cc (Layout::choose_output_section): Don't rename sections
1941 when using a linker script that has a SECTIONS clause.
1942 * Makefile.in: Regenerate.
1944 * testsuite/Makefile.am (script_test_5.sh): New test case.
1945 * testsuite/Makefile.in: Regenerate.
1946 * testsuite/script_test_5.cc: New file.
1947 * testsuite/script_test_5.sh: New file.
1948 * testsuite/script_test_5.t: New file.
1950 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1952 * archive.cc (Archive::include_member): Update calls to add_symbols.
1953 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1954 the Layout argument.
1955 * dynobj.h (do_add_symbols): Add the Layout argument.
1956 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1958 * object.h (Object::add_symbols): Add the Layout argument.
1959 (Object::do_add_symbols): Add the Layout argument.
1960 (Sized_relobj::do_add_symbols): Add the Layout argument.
1961 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1962 Unify the two versions.
1963 (Add_plugin_symbols): Remove.
1964 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1965 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1966 (Add_plugin_symbols): Remove.
1967 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1968 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1969 (Add_symbols::run): Make it work with Pulginobj.
1971 2009-02-06 Ian Lance Taylor <iant@google.com>
1973 * object.cc (Sized_relobj::do_layout): Make info message start
1974 with lower case letter.
1976 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1978 * binary.cc: Fix file comment.
1980 * options.h (enum Incremental_disposition): Define.
1981 (class General_options): Add new options: --incremental,
1982 --incremental_changed, --incremental_unchanged,
1983 --incremental_unknown. Add incremental_disposition_ and
1984 implicit_incremental_ fields.
1985 (General_options::incremental_disposition): New function.
1986 (class Position_dependent_options): Add incremental_disposition
1988 (Position_dependent_options::copy_from_options): Set incremental
1990 * options.cc (General_options::parse_incremental_changed): New
1992 (General_options::parse_incremental_unchanged): New function.
1993 (General_options::parse_incremental_unknown): New function.
1994 (General_options::General_options): Initialize new fields
1995 incremental_disposition_ and implicit_incremental_.
1996 (General_options::finalize): Check for uasge of --incremental-*
1997 without --incremental.
1999 2009-02-06 Chris Demetriou <cgd@google.com>
2001 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2002 pointer and to report location as the file name associated with
2004 (gold_undefined_symbol_at_location): New function to replace the
2005 old gold_undefined_symbol functionality.
2006 * target-reloc.h (relocate_section): Update to use
2007 gold_undefined_symbol_at_location.
2008 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2009 Call gold_undefined_symbol function rather than gold_error.
2010 * errors.h (Errors::undefined_symbol): Take location as a
2011 string, rather than calculating it from a relocation.
2012 * errors.cc (Errors::fatal): Print "fatal error:" before the
2014 (Errors::error, Errors::error_at_location): Print "error: "
2015 before the formatted message.
2016 (Errors::undefined_symbol): Take location as a string, rather
2017 than calculating it from a relocation.
2018 (gold_undefined_symbol_at_location): New function akin to
2019 old gold_undefined_symbol, calculates location from relocation.
2020 (gold_undefined_symbol): Change to take only a Symbol pointer
2021 and to report location as the file name associated with the symbol.
2022 * testsuite/debug_msg.sh: Update for changed error messages.
2023 * testsuite/undef_symbol.sh: Likewise.
2025 2009-02-04 Duncan Sands <baldrick@free.fr>
2028 * reduced_debug_output.h
2029 (Output_reduced_debug_abbrev_section::failed): Use format for
2031 (Output_reduced_debug_info_section::faild): Likewise.
2033 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2035 * script.cc (Lazy_demangler): New class.
2036 (Version_script_info::get_symbol_version_helper): Demangle a
2039 2009-01-29 Cary Coutant <ccoutant@google.com>
2041 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2043 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2045 2009-01-28 Ian Lance Taylor <iant@google.com>
2047 * version.cc (version_string): Bump to 1.9.
2049 * gold.h: Include <cstring> and <stdint.h>.
2050 * version.cc: Include <cstdio>.
2051 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2053 * reduced_debug_output.cc (insert_into_vector): Rename from
2054 Insert_into_vector; change all callers. Use Swap_unaligned to
2055 avoid aliasing issue; remove union since it is unnecessary.
2057 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2059 * Makefile.am (CCFILES): Add gc.cc.
2061 * Makefile.in: Regenerate.
2062 * gold.cc (Gc_runner): New class.
2063 (queue_initial_tasks): Call garbage collection related tasks
2064 when corresponding options are invoked.
2065 (queue_middle_gc_tasks): New function.
2066 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2067 processed early before laying out sections during garbage collection.
2068 * gold.h (queue_middle_gc_tasks): New function.
2069 (is_prefix_of): Move from "layout.cc".
2070 * i386.cc (Target_i386::gc_process_relocs): New function.
2071 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2072 * main.cc (main): Create object of class "Garbage_collection".
2073 * object.cc (Relobj::copy_symbols_data): New function.
2074 (Relobj::is_section_name_included): New function.
2075 (Sized_relobj::do_layout): Allow this function to be called twice
2076 during garbage collection and defer layout of section during the
2078 * object.h (Relobj::get_symbols_data): New function.
2079 (Relobj::is_section_name_included): New function.
2080 (Relobj::copy_symbols_data): New function.
2081 (Relobj::set_symbols_data): New function.
2082 (Relobj::get_relocs_data): New function.
2083 (Relobj::set_relocs_data): New function.
2084 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2085 (Relobj::gc_process_relocs): New function.
2086 (Relobj::do_gc_process_relocs): New pure virtual function.
2087 (Relobj::sd_): New data member.
2088 (Sized_relobj::is_output_section_offset_invalid): New function.
2089 (Sized_relobj::do_gc_process_relocs): New function.
2090 * options.h (General_options::gc_sections): Modify to not be a no-op.
2091 (General_options::print_gc_sections): New option.
2092 * plugin.cc (Plugin_finish::run): Remove function call to
2093 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2094 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2095 * reloc.cc (Read_relocs::run): Add task to process relocs and
2096 determine unreferenced sections when doing garbage collection.
2097 (Gc_process_relocs): New class.
2098 (Sized_relobj::do_gc_process_relocs): New function.
2099 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2100 sections that are garbage collected.
2101 * reloc.h (Gc_process_relocs): New class.
2102 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2103 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2104 symbols whose corresponding sections are garbage collected.
2105 (Symbol_table::Symbol_table): Add new parameter for the garbage
2107 (Symbol_table::gc_mark_undef_symbols): New function.
2108 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2109 (Symbol_table::gc_mark_dyn_syms): New function.
2110 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2112 (Symbol_table::add_from_object): Likewise.
2113 (Symbol_table::add_from_relobj): When building shared objects, do not
2114 treat externally visible symbols as garbage.
2115 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2116 table information for static and relocatable links.
2117 * symtab.h (Symbol_table::set_gc): New function.
2118 (Symbol_table::gc): New function.
2119 (Symbol_table::gc_mark_undef_symbols): New function.
2120 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2121 (Symbol_table::gc_mark_dyn_syms): New function.
2122 (Symbol_table::gc_): New data member.
2123 * target.h (Sized_target::gc_process_relocs): New pure virtual
2125 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2126 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2128 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2130 * options.h (General_options::gc_sections): Define as a no-op for now.
2131 (General_options::no_keep_memory): Ditto.
2132 (General_options::Bshareable): Define.
2133 * options.cc (General_options::finalize): Honor -Bshareable.
2135 2009-01-20 Andreas Schwab <schwab@suse.de>
2137 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2138 read the value in the contents, since we don't use it. Use the
2139 template endianness when writing.
2140 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2142 2009-01-19 Andreas Schwab <schwab@suse.de>
2144 * configure.tgt (powerpc64-*): Fix targ_obj.
2146 2009-01-15 Ian Lance Taylor <iant@google.com>
2148 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2149 local symbols when stripping all symbols.
2151 2009-01-14 Cary Coutant <ccoutant@google.com>
2153 * output.cc (Output_reloc): Add explicit instantiations.
2155 2009-01-14 Cary Coutant <ccoutant@google.com>
2157 * archive.cc (Archive::get_elf_object_for_member): Remove call
2158 to File_read::claim_for_plugin.
2159 * descriptors.cc (Descriptors::open): Remove reference to
2161 (Descriptors::claim_for_plugin): Remove.
2162 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2163 (Descriptors::is_claimed): Remove.
2164 (claim_descriptor_for_plugin): Remove.
2165 * fileread.cc (File_read::claim_for_plugin): Remove.
2166 * fileread.h (File_read::claim_for_plugin): Remove.
2167 (File_read::descriptor): Reopen descriptor if necessary.
2168 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2169 (Plugin_manager::all_symbols_read): Add task parameter. Change
2171 (Plugin_manager::get_input_file): New function.
2172 (Plugin_manager::release_input_file): New function.
2173 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2174 corresponding data member.
2175 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2176 and pass to base constructor. Change all callers.
2177 (get_input_file, release_input_file): New functions.
2178 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2179 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2180 (Plugin_manager::all_symbols_read): Add task parameter.
2181 (Plugin_manager::get_input_file): New function.
2182 (Plugin_manager::release_input_file): New function.
2183 (Plugin_manager::task_): New data member.
2184 (Pluginobj::Pluginobj): Add filesize parameter.
2185 (Pluginobj::filename): New function.
2186 (Pluginobj::descriptor): New function.
2187 (Pluginobj::filesize): New function.
2188 (Pluginobj::filesize_): New data member.
2189 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2190 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2191 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2193 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2194 with archive libraries.
2195 * testsuite/Makefile.in: Regenerate.
2196 * testsuite/plugin_test.c (struct sym_info): New type.
2197 (get_input_file, release_input_file): New static variables.
2198 (onload): Capture new transfer vector entries.
2199 (claim_file_hook): Stop reading at end of file according to filesize.
2200 Factor out parsing of readelf output into separate function.
2201 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2202 APIs and get the source file name from the symbol table. Convert
2203 source file name to corresponding object file name. Print info
2204 message when adding new input files.
2205 (parse_readelf_line): New function.
2206 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2207 * testsuite/plugin_test_2.sh: Likewise.
2208 * testsuite/plugin_test_3.sh: Likewise.
2209 * testsuite/plugin_test_4.sh: New test case.
2211 2009-01-07 Ian Lance Taylor <iant@google.com>
2213 * version.cc (version_string): Bump to 1.8.
2215 2008-12-23 Cary Coutant <ccoutant@google.com>
2217 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2218 * plugin.cc (Plugin_manager::finish): Rename as
2219 layout_deferred_objects. Move cleanup to separate function.
2220 (Plugin_manager::cleanup): New function.
2221 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2223 * plugin.h (Plugin_manager::finish): Rename as
2224 layout_deferred_objects.
2225 (Plugin_manager::cleanup): New function.
2226 (Plugin_manager::cleanup_done): New field.
2228 2008-12-23 Cary Coutant <ccoutant@google.com>
2230 * plugin.cc (is_visible_from_outside): New function.
2231 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2232 so we don't return "IR only" status for exported symbols or -r links.
2234 * testsuite/Makefile.am (plugin_test_3): New test case.
2235 * testsuite/Makefile.in: Regenerate.
2236 * testsuite/plugin_test_3.sh: New file.
2238 2008-12-22 Cary Coutant <ccoutant@google.com>
2240 * object.cc (Sized_relobj::layout_section): New function.
2241 (Sized_relobj::do_layout): Defer layout of input sections until after
2242 plugin has provided replacement files.
2243 (Sized_relobj::do_layout_deferred_sections): New function.
2244 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2245 (Relobj::layout_deferred_sections): New function.
2246 (Relobj::do_layout_deferred_sections): New function.
2247 (Sized_relobj::do_layout_deferred_sections): New function.
2248 (Sized_relobj::layout_section): New function.
2249 (Sized_relobj::Deferred_layout): New structure.
2250 (Sized_relobj::deferred_layout_): New field.
2251 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2252 Change all callers. Layout deferred sections.
2253 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2255 (Plugin_hook::run): Move code from do_plugin_hook inline.
2256 (Plugin_hook::do_plugin_hook): Remove.
2257 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2258 (Plugin_manager::finish): Renamed, was cleanup.
2259 (Plugin_manager::should_defer_layout): New function.
2260 (Plugin_manager::add_deferred_layout_object): New function.
2261 (Plugin_manager::Deferred_layout_list): New type.
2262 (Plugin_manager::deferred_layout_objects_): New field.
2263 (Plugin_hook::do_plugin_hook): Remove.
2265 2008-12-17 Ian Lance Taylor <iant@google.com>
2267 * options.h (class General_options): Add --no case for
2270 2008-12-16 Cary Coutant <ccoutant@google.com>
2272 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2274 (Plugin_manager::claim_file): Create plugin object even if
2275 plugin did not call the add_symbols callback.
2276 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2277 asking for more symbols than were added.
2278 * testsuite/Makefile.am (plugin_test_1): Add test case with
2280 (empty.syms): New target.
2281 * testsuite/Makefile.in: Regenerate.
2282 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2283 message. Don't call add_symbols if no globals.
2284 (all_symbols_read_hook): Don't provide replacement for empty
2287 2008-12-12 Ian Lance Taylor <iant@google.com>
2289 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2290 r_type == 0 for a local symbol with r_sym == 0.
2291 (scan_relocatable_relocs): Pass r_sym to
2292 local_non_section_strategy.
2293 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2296 * configure.ac: Update test for TLS descriptors: they are
2297 supported as of glibc 2.9.
2298 * configure: Rebuild.
2300 2008-12-11 Ian Lance Taylor <iant@google.com>
2303 * target-reloc.h (Default_scan_relocatable_relocs): For each
2304 function, map r_type == 0 to RELOC_DISCARD.
2306 2008-12-10 Cary Coutant <ccoutant@google.com>
2308 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2309 object to override a kept COMDAT group from a plugin object.
2311 2008-12-09 Ian Lance Taylor <iant@google.com>
2314 * yyscript.y (file_cmd): Handle INPUT.
2316 * testsuite/initpri1.c: Change all declarations to be full
2317 prototypes by adding void, to avoid compiler warnings.
2319 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2321 * options.cc (General_options::parse_plugin_opt): New.
2322 (General_options::add_plugin): The argument now is just the filename.
2323 (General_options::add_plugin_option): New.
2324 * options.h (plugin_opt): New.
2325 (add_plugin): Change argument name.
2326 (add_plugin_option): New.
2327 * plugin.cc (Plugin::load): Don't parse the plugin option.
2328 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2329 (Plugin::add_option): New.
2330 (Plugin::args_): Change type.
2331 (Plugin::filename_): New.
2332 (Plugin_manager::add_plugin_option): New.
2333 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2334 * testsuite/Makefile.in: Regenerate.
2336 2008-12-05 Cary Coutant <ccoutant@google.com>
2338 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2339 Handle --strip-lto-sections option.
2340 * options.h (strip_lto_sections): New option.
2342 2008-12-01 Cary Coutant <ccoutant@google.com>
2344 * plugin.cc (ld_plugin_message): Change format parameter to const.
2345 Fix mismatch between new[] and delete.
2347 2008-11-14 Cary Coutant <ccoutant@google.com>
2349 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2352 2008-11-05 Craig Silverstein <csilvers@google.com>
2354 * options.cc (General_options::parse_dynamic_list): New function.
2355 * options.h (General_options): New flags dynamic_list,
2356 dynamic_list_data, dynamic_list_cpp_new, and
2357 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2358 (General_options::in_dynamic_list): New function.
2359 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2360 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2361 (Lex::can_continue_name): Likewise.
2363 (read_script_file): New parameter script_options.
2364 (read_dynamic_list): New function.
2365 (Script_options::define_dynamic_list): New function.
2366 (dynamic_list_keyword_parsecodes): New variable.
2367 (dynamic_list_keywords): New variable.
2368 * script.h (Script_options::define_dynamic_list): New function
2370 (read_dynamic_list): New function prototype.
2371 * symtab.cc (strprefix): New macro.
2372 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2373 dynamic_list_data, dynamic_list_cpp_new, and
2374 dynamic_list_cpp_typeinfo.
2375 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2376 (dynamic_list_expr): New rule.
2377 (dynamic_list_nodes): Likewise.
2378 (dynamic_list_node): Likewise.
2379 * testsuite/Makefile.am (dynamic_list): New test.
2380 * testsuite/Makefile.in: Regenerated.
2381 * testsuite/dynamic_list.t: New file.
2382 * testsuite/dynamic_list.sh: New file.
2384 2008-11-05 Craig Silverstein <csilvers@google.com>
2386 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2387 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2388 (t11_last): Likewise.
2389 * testsuite/ver_test_6.c (main): Likewise.
2391 2008-10-07 Cary Coutant <ccoutant@google.com>
2393 * options.c (General_options::finalize): Add check for -static and
2395 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2398 2008-10-02 Cary Coutant <ccoutant@google.com>
2400 * plugin.cc (make_sized_plugin_object): Fix conditional
2401 compilation to work when not all targets are enabled.
2403 2008-09-29 Cary Coutant <ccoutant@google.com>
2405 * archive.cc (Archive::get_file_and_offset): Use filename instead
2406 of name to get library path.
2407 (Archive::include_member): Unlock external member of a thin archive.
2409 * testsuite/Makefile.am (TEST_AR): New variable.
2410 (thin_archive_test_1): New test.
2411 (thin_archive_test_2): New test.
2412 * testsuite/Makefile.in: Regenerate.
2413 * testsuite/thin_archive_main.cc: New file.
2414 * testsuite/thin_archive_test_1.cc: New file.
2415 * testsuite/thin_archive_test_2.cc: New file.
2416 * testsuite/thin_archive_test_3.cc: New file.
2417 * testsuite/thin_archive_test_4.cc: New file.
2419 2008-09-29 Cary Coutant <ccoutant@google.com>
2421 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2422 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2424 (Sized_relobj::do_finalize_local_symbols): Likewise.
2425 (Sized_relobj::map_to_kept_section): Likewise.
2426 * object.h (Sized_relobj::invalid_address): New constant.
2427 (Sized_relobj::do_output_section_offset): Check for invalid_address
2429 * output.cc (Output_reloc::local_section_offset): Use constant
2430 invalid_address instead of -1U.
2431 (Output_reloc::get_address): Likewise.
2432 (Output_section::output_address): Change -1U to -1ULL.
2433 * output.h (Output_reloc::invalid_address): New constant.
2434 * reloc.cc (Sized_relobj::write_sections): Use constant
2435 invalid_address instead of -1U.
2436 (Sized_relobj::relocate_sections): Likewise.
2437 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2438 values for merge sections.
2439 * target-reloc.h (relocate_for_relocatable): Use constant
2440 invalid_address instead of -1U.
2442 2008-09-19 Cary Coutant <ccoutant@google.com>
2444 Add plugin functionality for link-time optimization (LTO).
2445 * configure.ac (plugins): Add --enable-plugins option.
2446 * configure: Regenerate.
2447 * config.in: Regenerate.
2448 * Makefile.am (LIBDL): New variable.
2449 (CCFILES): Add plugin.cc.
2450 (HFILES): Add plugin.h.
2451 (ldadd_var): Add LIBDL.
2452 * Makefile.in: Regenerate.
2454 * archive.cc: Include "plugin.h".
2455 (Archive::setup): Don't preread archive symbols when using a plugin.
2456 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2457 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2459 (Archive::include_member): Add symbols from plugin objects.
2460 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2461 * descriptors.cc (Descriptors::open): Check for file descriptors
2462 abandoned by plugins.
2463 (Descriptors::claim_for_plugin): New function.
2464 * descriptors.h (Descriptors::claim_for_plugin): New function.
2465 (Open_descriptor::is_claimed): New field.
2466 (claim_descriptor_for_plugin): New function.
2467 * fileread.cc (File_read::claim_for_plugin): New function.
2468 * fileread.h (File_read::claim_for_plugin): New function.
2469 (File_read::descriptor): New function.
2470 * gold.cc: Include "plugin.h".
2471 (queue_initial_tasks): Add task to call plugin hooks for generating
2473 * main.cc: Include "plugin.h".
2474 (main): Load plugin libraries.
2475 * object.h (Pluginobj): Declare.
2476 (Object::pluginobj): New function.
2477 (Object::do_pluginobj): New function.
2478 (Object::set_target): New function.
2479 * options.cc: Include "plugin.h".
2480 (General_options::parse_plugin): New function.
2481 (General_options::General_options): Initialize plugins_ field.
2482 (General_options::add_plugin): New function.
2483 * options.h (Plugin_manager): Declare.
2484 (General_options): Add --plugin option.
2485 (General_options::has_plugins): New function.
2486 (General_options::plugins): New function.
2487 (General_options::add_plugin): New function.
2488 (General_options::plugins_): New field.
2489 * plugin.cc: New file.
2490 * plugin.h: New file.
2491 * readsyms.cc: Include "plugin.h".
2492 (Read_symbols::do_read_symbols): Check for archive before checking
2493 for ELF file. Call plugin hooks to claim files.
2494 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2495 from a real object file; force override when processing replacement
2497 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2498 (Symbol::init_base_object): Likewise.
2499 (Symbol::init_base_output_data): Likewise.
2500 (Symbol::init_base_output_segment): Likewise.
2501 (Symbol::init_base_constant): Likewise.
2502 (Symbol::init_base_undefined): Likewise.
2503 (Symbol::output_section): Assert that object is not a plugin.
2504 (Symbol_table::add_from_pluginobj): New function.
2505 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2507 (Symbol_table::sized_write_globals): Likewise.
2508 (Symbol_table::add_from_pluginobj): Instantiate template.
2509 * symtab.h (Sized_pluginobj): Declare.
2510 (Symbol::in_real_elf): New function.
2511 (Symbol::set_in_real_elf): New function.
2512 (Symbol::in_real_elf_): New field.
2513 (Symbol_table::add_from_pluginobj): New function.
2515 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2516 (LIBDL): New variable.
2518 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2519 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2520 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2521 (MOSTLYCLEANFILES): Likewise.
2522 * testsuite/Makefile.in: Regenerate.
2523 * testsuite/plugin_test.c: New file.
2524 * testsuite/plugin_test_1.sh: New file.
2525 * testsuite/plugin_test_2.sh: New file.
2527 2008-09-16 Ian Lance Taylor <iant@google.com>
2529 * target-reloc.h (relocate_section): Check whether a symbol is
2530 defined by the ABI before reporting an undefined symbol error.
2531 * target.h (Target::is_defined_by_abi): Make parameter const.
2532 (Target::do_is_defined_by_abi): Likewise.
2533 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2534 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2535 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2536 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2537 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2538 * testsuite/Makefile.in: Rebuild.
2540 * fileread.cc (make_view): Add casts to avoid warning.
2542 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2544 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2545 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2547 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2549 * options.h (General_options::output_is_executable): New.
2550 (General_options::output_is_pie): New.
2551 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2552 for shared libraries.
2553 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2555 2008-09-11 Chris Demetriou <cgd@google.com>
2557 * options.h (origin): New -z option.
2558 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2559 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2562 2008-09-05 Cary Coutant <ccoutant@google.com>
2564 * fileread.cc (File_read::make_view): Add check for attempt to map
2567 2008-09-05 Cary Coutant <ccoutant@google.com>
2569 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2570 explicit instantiations.
2572 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2575 * options.cc (General_options::finalize): Allow undefined symbols
2576 in shlibs if linking -shared.
2579 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2580 symbols as not needing a dynsym entry.
2582 2008-08-20 Craig Silverstein <csilvers@google.com>
2584 * fileread.cc (File_read::open): Do not lock the file unless it
2585 was successfully opened.
2587 2008-08-14 Cary Coutant <ccoutant@google.com>
2589 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2590 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2591 * testsuite/tls_test.cc (struct int128): 128-bit struct
2592 for testing TLS relocs with non-zero addend.
2593 (v12): New TLS variable.
2595 (t_last): Add check for v12.
2596 * testsuite/tls_test.h (t12): New function.
2597 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2599 2008-08-13 Ian Lance Taylor <iant@google.com>
2601 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2602 set tls_segment_ or relro_segment_.
2603 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2605 * output.h (Output_section::clear_is_relro): New function.
2606 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2607 sections specially even when output_data_ is empty.
2608 (Output_segment::maximum_alignment): When first section is relro,
2609 only force alignment for PT_LOAD segments.
2610 * script.cc (script_data_segment_align): New function.
2611 (script_data_segment_relro_end): New function.
2612 * script-c.h (script_data_segment_align): Declare.
2613 (script_data_segment_relro_end): Declare.
2614 * script-sections.h (class Script_sections): Declare
2615 data_segment_align and data_segment_relro_end. Add fields
2616 segment_align_index_ and saw_relro_end_.
2617 * script-sections.cc (class Sections_element): Add set_is_relro
2618 virtual function. Add new bool* parameter to place_orphan_here.
2619 Add get_output_section virtual function.
2620 (class Output_section_definition): Add set_is_relro. Add new
2621 bool* parameter to place_orphan_here. Add get_output_section.
2622 Add is_relro_ field.
2623 (Output_section_definition::Output_section_definition): Initialize
2624 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2625 and is_relro_ fields.
2626 (Output_section_definition::place_orphan_here): Add is_relro
2628 (Output_section_definition::set_section_addresses): Set relro for
2630 (Output_section_definition::alternate_constraint): Likewise.
2631 (class Orphan_output_section): Add new bool* parameter to
2632 place_orphan_here. Add get_output_section.
2633 (Orphan_output_section::place_orphan_here): Add is_relro
2635 (Script_sections::Script_sections): Initialize
2636 data_segment_align_index_ and saw_relro_end_.
2637 (Script_sections::data_segment_align): New function.
2638 (Script_sections::data_segment_relro_end): New function.
2639 (Script_sections::place_orphan): Set or clear is_relro.
2640 (Script_sections::set_section_addresses): Force alignment of first
2642 * yyscript.y (exp): Call script_data_segment_align and
2643 script_data_segment_relro_end.
2644 * testsuite/relro_script_test.t: New file.
2645 * testsuite/relro_test.cc (using_script): Declare.
2646 (t1, t2): Test using_script.
2647 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2648 (relro_script_test_SOURCES): Define.
2649 (relro_script_test_DEPENDENCIES): Define.
2650 (relro_script_test_LDFLAGS): Define.
2651 (relro_script_test_LDADD): Define.
2652 (relro_script_test.so): New target.
2653 * testsuite/Makefile.in: Rebuild.
2655 2008-08-06 Cary Coutant <ccoutant@google.com>
2657 * archive.cc (Archive::total_archives, Archive::total_members)
2658 (Archive::total_members_loaded): New variables.
2659 (Archive::setup): Add parameter. Add option to preread
2661 (Archive::read_armap): Add counter.
2662 (Archive::get_file_and_offset): New function.
2663 (Archive::get_elf_object_for_member): New function.
2664 (Archive::read_all_symbols): New function.
2665 (Archive::read_symbols): New function.
2666 (Archive::add_symbols): Add counters.
2667 (Archive::include_all_members): Use armap to find members if it's
2669 (Archive::include_member): Skip reading symbols if already read.
2670 Factored code into Archive::get_file_and_offset and
2671 Archive::get_elf_object_for_member. Changed call to
2672 Mapfile::report_include_archive_member.
2673 (Archive::print_stats): New function.
2674 * archive.h: Declare Object and Read_symbols_data classes.
2675 (Archive::Archive): Add initializers for new members.
2676 (Archive::setup): Add parameter.
2677 (Archive::print_stats): New function.
2678 (Archive::total_archives, Archive::total_members)
2679 (Archive::total_members_loaded): New variables.
2680 (Archive::get_file_and_offset): New function.
2681 (Archive::get_elf_object_for_member): New function.
2682 (Archive::read_all_symbols): New function.
2683 (Archive::read_symbols): New function.
2684 (Archive::Archive_member): New class.
2685 (Archive::members_): New member.
2686 (Archive::num_members_): New member.
2687 * main.cc: Include archive.h.
2688 (main): Call Archive::print_stats.
2689 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2690 archive parameter; member_name is now the fully-decorated name.
2691 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2692 * options.h: (General_options): Add --preread-archive-symbols option.
2693 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2696 2008-08-04 Ian Lance Taylor <iant@google.com>
2698 * symtab.h (Symbol::use_plt_offset): New function.
2699 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2700 * powerpc.cc (Relocate::relocate): Likewise.
2701 * sparc.cc (Relocate::relocate): Likewise.
2702 * x86_64.cc (Relocate::relocate): Likewise.
2703 * testsuite/weak_plt.sh: New test.
2704 * testsuite/weak_plt_main.cc: New test.
2705 * testsuite/weak_plt_shared.cc: New test.
2706 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2707 (check_PROGRAMS): Add weak_plt.
2708 (check_DATA): Add weak_plt_shared.so.
2709 (weak_plt_main_pic.o, weak_plt): New targets.
2710 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2711 * testsuite/Makefile.in: Rebuild.
2713 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2715 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2716 * testsuite/Makefile.in: Rebuild.
2718 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2720 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2721 * Makefile.in: Regenerate.
2722 * po/POTFILES.in: Regenerate.
2724 2008-07-29 Ian Lance Taylor <iant@google.com>
2726 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2727 symbols before other symbols.
2728 * testsuite/script_test_2.cc (test_addr): Declare.
2729 (test_addr_alias): Declare.
2730 (main): Check that test_addr and test_addr_alias have the right
2732 * testsuite/script_test_2.t: Define test_addr_alias and
2735 2008-07-24 Ian Lance Taylor <iant@google.com>
2738 * descriptors.cc: New file.
2739 * descriptors.h: New file.
2740 * gold-threads.h (class Hold_optional_lock): New class.
2741 * fileread.cc: Include "descriptors.h".
2742 (File_read::~File_read): Release descriptor rather than closing
2744 (File_read::open) [file]: Call open_descriptor rather than open.
2745 Set is_descriptor_opened_.
2746 (File_read::open) [memory]: Assert that descriptor is not open.
2747 (File_read::reopen_descriptor): New function.
2748 (File_read::release): Release descriptor.
2749 (File_read::do_read): Make non-const. Reopen descriptor.
2750 (File_read::read): Make non-const.
2751 (File_read::make_view): Reopen descriptor.
2752 (File_read::do_readv): Likewise.
2753 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2754 Update declarations.
2755 * layout.cc: Include "descriptors.h".
2756 (Layout::create_build_id): Use open_descriptor rather than open.
2757 * output.cc: Include "descriptors.h".
2758 (Output_file::open): Use open_descriptor rather than open.
2759 * archive.cc (Archive::const_iterator): Change Archive to be
2761 (Archive::begin, Archive::end): Make non-const.
2762 (Archive::count_members): Likewise.
2763 * archive.h (class Archive): Update declarations.
2764 * object.h (Object::read): Make non-const.
2765 * Makefile.am (CCFILES): Add descriptors.cc.
2766 (HFILES): Add descriptors.h.
2767 * Makefile.in: Rebuild.
2770 * gold.h: Always include <clocale>. Add Solaris workarounds
2771 following code in binutils/sysdep.h.
2774 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2775 this->eh_frame_hdr_ is NULL before using it.
2777 * dynobj.cc (Versions::Versions): Update comment.
2779 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2780 the base version name.
2782 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2783 array size plus one.
2784 (Stringpool_template::set_string_offsets): Subtract one from key
2785 before using it as an array index.
2786 (Stringpool_template::get_offset_with_length): Likewise.
2787 (Stringpool_template::write_to_buffer): Likewise.
2788 * stringpool.h (Stringpool_template::get_offset_from_key):
2791 2008-07-23 Ian Lance Taylor <iant@google.com>
2794 * object.h (Merged_symbol_value::value): Do our best to handle a
2798 * script.cc (Version_script_info::get_versions): Don't add empty
2799 version tag to return value.
2800 (Version_script_info::get_symbol_version_helper): Change return
2801 type to bool. Add pversion parameter. Change all callers.
2802 (script_register_vers_node): Don't require a non-NULL tag.
2803 * script.h (class Version_script_info): Update declarations.
2804 (Version_script_info::get_symbol_version): Change return type to
2805 bool. Add version parameter. Change all callers.
2806 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2807 handling. Handle an empty version from a version script.
2808 (Symbol_table::define_special_symbol): Likewise.
2809 * testsuite/ver_test_10.script: New file.
2810 * testsuite/ver_test_10.sh: New file.
2811 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2812 (check_DATA): Add ver_test_10.syms.
2813 (ver_test_10.syms, ver_test_10.so): New target.
2814 * testsuite/Makefile.in: Rebuild.
2816 2008-07-23 Simon Baldwin <simonb@google.com>
2818 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2819 to zero for undefined symbols from dynamic libraries.
2821 2008-07-23 Ian Lance Taylor <iant@google.com>
2823 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2825 * symtab.h (class Symbol_table): Update declaration.
2826 * testsuite/ver_test_9.cc: New file.
2827 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2828 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2829 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2830 (ver_test_9.so, ver_test_9.o): New targets.
2831 * testsuite/Makefile.in: Rebuild.
2833 2008-07-22 Ian Lance Taylor <iant@google.com>
2835 * options.h (class General_options): Define --check-sections.
2836 * layout.cc (Layout::set_segment_offsets): Handle
2839 * options.h (class General_options): Define -n/--nmagic and
2841 * options.cc (General_options::finalize): For -n/--nmagic or
2842 -N/--omagic, set -static.
2843 * layout.cc (Layout::attach_allocated_section_to_segment): If
2844 -N/--omagic, don't put read-only and read-write sections in
2846 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2847 finding a read-only segment.
2848 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2849 don't set the minimum segment alignment to the common page size,
2850 and don't set the file offset to the address modulo the page size.
2851 * script-sections.cc (Script_sections::create_segments): If
2852 -n/--omagic, don't put read-only and read-write sections in
2855 * cref.cc: New file.
2857 * options.h (class General_options): Add --print-symbol-counts.
2858 * main.cc (main): Issue defined symbol report if requested.
2859 * archive.cc (Archive::interpret_header): Make into a const member
2861 (Archive::add_symbols): Call Input_objects::archive_start and
2863 (Archive::const_iterator): Define new class.
2864 (Archive::begin, Archive::end): New functions.
2865 (Archive::include_all_members): Rewrite to use iterator.
2866 (Archive::count_members): New function.
2867 * archive.h (class Archive): Update declarations.
2868 (Archive::filename): New function.
2869 * object.cc: Include "cref.h".
2870 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2871 (Sized_relobj::do_get_global_symbol_counts): New function.
2872 (Input_objects::add_object): Add object to cross-referencer.
2873 (Input_objects::archive_start): New function.
2874 (Input_objects::archive_stop): New function.
2875 (Input_objects::print_symbol_counts): New function.
2876 * object.h: Declare Cref and Archive.
2877 (Object::get_global_symbol_counts): New function.
2878 (Object::do_get_global_symbol_counts): New pure virtual function.
2879 (class Sized_relobj): Add defined_count_ field. Update
2881 (class Input_objects): Add cref_ field. Update constructor.
2882 Update declarations.
2883 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2885 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2887 (Sized_dynobj::do_get_global_symbol_counts): New function.
2888 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2889 defined_count_. Update declarations. Define Symbols typedef.
2890 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2891 parameter. Change all callers.
2892 (Symbol_table::add_from_dynobj): Add sympointers and defined
2893 parameters. Change all callers.
2894 * symtab.h (class Symbol_table): Update declarations.
2895 * Makefile.am (CCFILES): Add cref.cc.
2896 (HFILES): Add cref.h.
2897 * Makefile.in: Rebuild.
2899 2008-07-22 Simon Baldwin <simonb@google.com>
2901 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2902 to zero when writing undefined symbols.
2904 2008-07-22 Ian Lance Taylor <iant@google.com>
2906 * output.cc (Output_section::add_input_section): Don't try to
2907 merge empty merge sections.
2909 2008-07-21 Craig Silverstein <csilvers@google.com>
2911 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2912 Include symbol version in error message.
2914 2008-07-20 Chris Demetriou <cgd@google.com>
2916 * configure.ac (gold_cv_c_random_seed): New configured variable.
2917 (RANDOM_SEED_CFLAGS): New substituted variable.
2918 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2919 * configure: Rebuild.
2920 * Makefile.in: Likewise.
2921 * testsuite/Makefile.in: Likewise.
2923 2008-07-18 Ian Lance Taylor <iant@google.com>
2925 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2926 where we see NAME/NULL and NAME/VERSION as separate symbols.
2927 * testsuite/ver_test_main.cc (main): Call t4.
2928 (t4, t4_2a): Define.
2929 * testsuite/ver_test_2.cc (t4_2): Define.
2930 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2931 * testsuite/ver_test_4.cc (t4_2a): Define.
2932 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2933 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2935 2008-07-17 Ian Lance Taylor <iant@google.com>
2937 * dynobj.cc (Versions::add_def): If we give an error about a
2938 missing version, go ahead and create the version anyhow.
2940 2008-07-10 Ian Lance Taylor <iant@google.com>
2942 Handle output sections with more than 0x7fffffff bytes.
2943 * object.h (class Relobj): Change map_to_output_ to
2944 output_sections_, and just keep a section pointer. Change all
2945 uses. Move comdat group support to Sized_relobj.
2946 (Relobj::is_section_specially_mapped): Remove.
2947 (Relobj::output_section): Remove poff parameter. Change all
2949 (Relobj::output_section_offset): New function.
2950 (Relobj::set_section_offset): Rewrite.
2951 (Relobj::map_to_output): Remove.
2952 (Relobj::output_sections): New function.
2953 (Relobj::do_output_section_offset): New pure virtual function.
2954 (Relobj::do_set_section_offset): Likewise.
2955 (class Sized_relobj): Add section_offsets_ field. Add comdat
2956 group support from Relobj. Update declarations.
2957 (Sized_relobj::get_output_section_offset): New function.
2958 (Sized_relobj::do_output_section_offset): New function.
2959 (Sized_relobj::do_set_section_offset): New function.
2960 * object.cc (Relobj::output_section_address): Remove.
2961 (Sized_relobj::Sized_relobj): Initialize new fields.
2962 (Sized_relobj::include_section_group): Cast find_kept_object to
2964 (Sized_relobj::include_linkonce_section): Likewise.
2965 (Sized_relobj::do_layout): Use separate arrays for output section
2967 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2969 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2970 output_sections and section_offsets.
2971 (Sized_relobj::write_local_symbols): Likewise.
2972 (map_to_kept_section): Compute output address directly.
2973 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2974 output_sections and section_offsets.
2975 (Sized_relobj::write_sections): Likewise.
2976 (Sized_relobj::relocate_sections): Likewise.
2977 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2978 * output.h (class Output_reloc): Update declarations. Change
2979 u2_.relobj to Sized_relobj*.
2980 (class Output_data_reloc): Change add functions to use
2982 * output.cc (Output_reloc::Output_reloc): Change relobj to
2984 (Output_reloc::local_section_offset): Change return type to
2985 Elf_Addr. Use get_output_section_offset.
2986 (Output_reloc::get_address): Likewise.
2987 (Output_section::is_input_address_mapped): Don't call
2988 is_section_specially_mapped.
2989 (Output_section::output_offset): Likewise.
2990 (Output_section::output_address): Likewise.
2991 (Output_section::starting_output_address): Likewise.
2992 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2993 parameter to Sized_relobj*.
2994 (Copy_relocs::need_copy_reloc): Likewise.
2995 (Copy_relocs::save): Likewise.
2996 * copy-relocs.h (class Copy_relocs): Update declarations.
2997 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2998 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2999 * target-reloc.h (relocate_for_relocatable): Change
3000 offset_in_output_section type to Elf_Addr. Change code that uses
3002 * layout.cc (Layout::layout): Always set *off.
3003 * mapfile.cc (Mapfile::print_input_section): Use
3004 output_section_offset.
3005 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3007 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3008 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3009 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3011 2008-07-03 Ian Lance Taylor <iant@google.com>
3013 * layout.cc (Layout::include_section): Do not discard unrecognized
3014 SHT_STRTAB sections.
3016 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3018 * script.cc (Lex::can_continue_name): Make '?' allowable in
3019 version-script names.
3020 * testsuite/version_script.map: Change glob pattern to use '?'
3022 2008-06-30 Manish Singh <yosh@gimp.org>
3025 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3028 2008-06-30 Ian Lance Taylor <iant@google.com>
3032 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3033 versions]: Don't try to read the value in the contents, since we
3034 don't use it. Use the template endianness when writing.
3036 2008-06-25 Cary Coutant <ccoutant@google.com>
3038 * fileread.cc (File_read::make_view): Assert on zero-length view.
3039 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3040 symbol table when there are no symbols to read.
3042 2008-06-23 Craig Silverstein <csilvers@google.com>
3044 * version.cc (version_string): Bump to 1.7
3046 2008-06-18 Craig Silverstein <csilvers@google.com>
3048 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3049 constant 0xFFFF to type Valtype.
3050 (Powerpc_relocate_functions::rel16_ha): Likewise.
3052 2008-06-17 Ian Lance Taylor <iant@google.com>
3054 * output.h (Output_section::Input_section): Initialize p2align_ to
3055 zero for Output_section_data constructors.
3056 (Output_section::Input_section::addralign): If not an input
3057 section, return the alignment of the Output_section_data.
3058 * testsuite/copy_test.cc: New file.
3059 * testsuite/copy_test_1.cc: New file.
3060 * testsuite/copy_test_2.cc: New file.
3061 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3062 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3063 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3064 (copy_test_1_pic.o, copy_test_1.so): New targets.
3065 (copy_test_2_pic.o, copy_test_2.so): New targets.
3066 * testsuite/Makefile.in: Rebuild.
3068 * script-sections.cc (Script_sections::place_orphan): Initialize
3069 local variable exact.
3071 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3073 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3075 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3076 David S. Miller <davem@davemloft.net>
3078 * powerpc.cc: New file.
3079 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3080 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3081 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3082 * Makefile.in: Rebuild.
3084 2008-06-09 Ian Lance Taylor <iant@google.com>
3086 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3088 (throwing, orig_terminate): New static variables.
3089 (terminate_handler): New static function.
3090 (t2): Set terminate handler.
3092 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3095 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3098 2008-05-30 Cary Coutant <ccoutant@google.com>
3100 * archive.cc (Archive::include_all_members) Correct to step
3101 over symbol table and extended name table in thin archives.
3103 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3106 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3109 2008-05-28 Caleb Howe <cshowe@google.com>
3111 * reduced_debug_output.cc: New file.
3112 * reduced_debug_output.h: New file.
3113 * options.h (class General_options): Add --strip-debug-non-line.
3114 * options.cc (General_options::finalize): Add strip_debug_non_line
3115 to the strip heirarchy.
3116 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3118 * layout.cc: Include "reduced_debug_output.h".
3119 (Layout::Layout): Initialize new fields.
3120 (line_only_debug_sections): New static array.
3121 (is_lines_only_debug_sections): New static inline function.
3122 (Layout::include_section): Handle --strip-debug-non-line.
3123 (Layout::make_output_section): If --strip-debug-non-line, build
3124 new output sections for .debug_abbrev and .debug_info.
3125 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3126 gold. Warn about possible overflow.
3127 (read_signed_LEB_128): Likewise.
3128 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3129 (read_signed_LEB_128): Declare.
3130 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3131 (HFILES): Add reduced_debug_output.h.
3132 * Makefile.in: Rebuild.
3134 2008-05-21 Ian Lance Taylor <iant@google.com>
3136 * mapfile.cc: New file.
3137 * mapfile.h: New file.
3138 * options.h (class General_options): Add -M/--print-map and -Map.
3139 * options.cc (General_options::finalize): Make -M equivalent to
3141 * main.cc: Include <cstdio> and "mapfile.h".
3142 (main): Open mapfile if requested.
3143 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3144 constructor. Change caller.
3145 (queue_initial_tasks): Add mapfile parameter. Change caller.
3146 (queue_middle_tasks): Likewise.
3147 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3149 * archive.cc: Include "mapfile.h".
3150 (Archive::add_symbols): Add mapfile parameter. Change all
3151 callers. Pass mapfile, symbol, and reason to include_member.
3152 (Archive::include_all_members): Add mapfile parameter. Change all
3154 (Archive::include_member): Add mapfile, sym, and why parameters.
3155 Change all callers. Report inclusion to map file.
3156 * archive.h: Include "fileread.h".
3157 (class Archive): Update declarations.
3158 (Archive::file): New const method.
3159 (class Add_archive_symbols): Add mapfile_ field. Update
3160 constructor. Change all callers.
3161 * readsyms.h (class Read_symbols): Likewise.
3162 (class Finish_group): Likewise.
3163 (class Read_script): Likewise.
3164 * common.cc: Include "mapfile.h".
3165 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3167 (Symbol_table::do_allocate_commons): Likewise.
3168 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3169 symbol allocation to mapfile.
3170 * common.h (class Allocate_commons_task): Add mapfile_ field.
3171 Update constructor. Change all callers.
3172 * symtab.h (class Symbol_table): Update declarations.
3173 * layout.cc: Include "mapfile.h".
3174 (Layout_task_runner::run): Print information to mapfile.
3175 (Layout::create_gold_note): Change Output_data_fixed_space to
3176 Output_data_zero_fill.
3177 (Layout::create_build_id): Likewise.
3178 (Layout::print_to_mapfile): New function.
3179 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3180 constructor. Change caller.
3181 (class Layout): Declare print_to_mapfile.
3182 * output.cc (Output_section::Input_section::print_to_mapfile): New
3184 (Output_section::add_input_section): If producing a map, always
3185 add to input_sections_ list.
3186 (Output_section::do_print_to_mapfile): New function.
3187 (Output_segment::print_sections_to_mapfile): New function.
3188 (Output_segment::print_section_list_to_mapfile): New function.
3189 * output.h: Include "mapfile.h".
3190 (Output_data::print_to_mapfile): New function.
3191 (Output_data::do_print_to_mapfile): New virtual function.
3192 (Output_segment_headers::do_print_to_mapfile): New function.
3193 (Output_file_header::do_print_to_mapfile): New function.
3194 (Output_data_const::do_print_to_mapfile): New function.
3195 (class Output_data_const_buffer): Add map_name_ field. Update
3196 constructor. Change all callers. Add do_print_to_mapfile
3198 (class Output_data_fixed_space): Likewise.
3199 (class Output_data_space): Likewise.
3200 (class Output_data_zero_fill): New class.
3201 (Output_data_strtab::do_print_to_mapfile): New function.
3202 (Output_data_reloc_base::do_print_to_mapfile): New function.
3203 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3204 (Output_data_group::do_print_to_mapfile): New function.
3205 (Output_data_got::do_print_to_mapfile): New function.
3206 (Output_data_dynamic::do_print_to_mapfile): New function.
3207 (Output_symtab_xindex::do_print_to_mapfile): New function.
3208 (class Output_section): Declare do_print_to_mapflie. Declare
3209 print_to_mapfile in Input_section.
3210 (class Output_segment): Declare new functions.
3211 * object.h (Sized_relobj::symbol_count): New function.
3212 * script-sections.cc
3213 (Output_section_element_dot_assignment::set_section_addresses):
3214 Change Output_data_fixed_space to Output_data_zero_fill.
3215 (Output_data_expression::do_print_to_mapfile): New function.
3216 * script.cc (read_input_script): Add mapfile parameter. Change
3218 * script.h (read_input_script): Update declaration.
3219 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3220 (Eh_frame::do_print_to_mapfile): New function.
3221 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3222 (Output_merge_string::do_print_to_mapfile): New function.
3223 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3225 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3227 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3229 * Makefile.am (CCFILES): Add mapfile.cc.
3230 (HFILES): Add mapfile.h.
3231 * Makefile.in: Rebuild.
3233 2008-05-19 Ian Lance Taylor <iant@google.com>
3235 * options.h (class General_options): Add -z relro.
3236 * layout.cc (Layout::Layout): Initialize relro_segment_.
3237 (Layout::add_output_section_data): Return the output section.
3238 (Layout::make_output_section): Rcognize relro sections and mark
3240 (Layout::attach_allocated_section_to_segment): Put relro sections
3241 in a PT_GNU_RELRO segment.
3242 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3244 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3246 (Layout::linkonce_mapping): Map d.rel.ro.local to
3248 (Layout::output_section_name): Us .data.rel.ro.local for any
3249 section which begins with that.
3250 * layout.h (class Layout): Update add_output_section_data
3251 declaration. Add relro_segment_ field.
3252 * output.cc (Output_section::Output_section): Initialize is_relro_
3253 and is_relro_local_ fields.
3254 (Output_segment::add_output_section): Group relro sections.
3255 (Output_segment::is_first_section_relro): New function.
3256 (Output_segment::maximum_alignment): If there is a relro section,
3257 align the segment to the common page size.
3258 (Output_segment::set_section_addresses): Track whether we are
3259 looking at relro sections. If the last section is a relro
3260 section, align to the common page size.
3261 (Output_segment::set_section_list_addresses): Add in_relro
3262 parameter. Change all callers. Align to the page size when
3263 moving from relro to non-relro section.
3264 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3266 * output.h (class Output_section): Add is_relro_ and
3267 is_relro_local_ fields.
3268 (Output_section::is_relro): New function.
3269 (Output_section::set_is_relro): New function.
3270 (Output_section::is_relro_local): New function.
3271 (Output_section::set_is_relro_local): New function.
3272 (class Output_segment): Update declarations.
3273 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3274 * sparc.cc (Target_sparc::got_section): Likewise.
3275 * x86_64.cc (Target_x86_64::got_section): Likewise.
3276 * testsuite/relro_test_main.cc: New file.
3277 * testsuite/relro_test.cc: New file.
3278 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3279 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3280 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3281 (relro_test.so, relro_test_pic.o): New targets.
3282 * testsuite/Makefile.in: Rebuild.
3284 2008-05-16 Ian Lance Taylor <iant@google.com>
3286 * output.cc (Output_segment::add_output_section): Remove front
3288 * output.h (class Output_segment): Remove
3289 add_initial_output_section and overloaded add_output_section.
3290 Update declaration of remaining add_output_section.
3291 * layout.cc (Layout::create_interp): Call add_output_section
3292 rather than add_initial_output_section.
3293 (Layout::finish_dynamic_section): Likewise.
3295 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3296 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3297 know the dynamic type.
3298 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3299 field. Initialize it in constructor.
3300 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3301 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3302 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3305 * output.cc (Output_reloc::get_address): Change return type to
3307 * output.h (class Output_reloc): Update get_address declaration.
3308 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3309 for section addresses.
3311 2008-05-09 Ian Lance Taylor <iant@google.com>
3314 * gold.cc (gold_nomem): Use return value of write.
3316 2008-05-08 Ian Lance Taylor <iant@google.com>
3318 * symtab.c (Symbol::init_base_output_data): Add version
3319 parameter. Change all callers.
3320 (Symbol::init_base_output_segment): Likewise.
3321 (Symbol::init_base_constant): Likewise.
3322 (Symbol::init_base_undefined): Likewise.
3323 (Sized_symbol::init_output_data): Likewise.
3324 (Sized_symbol::init_output_segment): Likewise.
3325 (Sized_symbol::init_constant): Likewise.
3326 (Sized_symbol::init_undefined): Likewise.
3327 (Symbol_table::do_define_in_output_data): If the new symbol has a
3328 version, mark it as the default.
3329 (Symbol_table::do_define_in_output_segment): Likewise.
3330 (Symbol_table::do_define_as_constant): Likewise.
3331 * symtab.h (class Symbol): Update declarations.
3332 (class Sized_symbol): Likewise.
3333 * resolve.cc (Symbol::override_version): New function.
3334 (Symbol::override_base): Call override_version.
3335 (Symbol::override_base_with_special): Likewise.
3336 * testsuite/ver_script_8.script: New file.
3337 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3338 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3339 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3340 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3342 2008-05-06 Ian Lance Taylor <iant@google.com>
3345 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3347 (class General_options): Remove existing --undefined, and add
3348 --no-undefined instead. Add new --undefined as synonym for -u.
3349 * archive.cc (Archive::add_symbols): Check whether symbol was
3351 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3352 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3353 all uses. Add IS_UNDEFINED. Update declarations to split
3354 different versions of init_base. Declare init_base_undefined.
3355 (Symbol::is_defined): Handle IS_UNDEFINED.
3356 (Symbol::is_undefined): Likewise.
3357 (Symbol::is_weak_undefined): Call is_undefined.
3358 (Symbol::is_absolute): Handle IS_CONSTANT.
3359 (class Sized_symbol): Update declarations to split different
3360 versions of init. Declare init_undefined.
3361 (class Symbol_table): Declare new functions.
3362 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3364 (Symbol::init_base_output_data): Likewise.
3365 (Symbol::init_base_output_segment): Likewise.
3366 (Symbol::init_base_constant): Likewise.
3367 (Symbol::init_base_undefined): New function.
3368 (Sized_symbol::init_object): Rename from init. Change all
3370 (Sized_symbol::init_output_data): Likewise.
3371 (Sized_symbol::init_output_segment): Likewise.
3372 (Sized_symbol::init_constant): Likewise.
3373 (Sized_symbol::init_undefined): New function.
3374 (Symbol_table::add_undefined_symbols_from_command_line): New
3376 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3378 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3379 (Symbol::output_section): Likewise.
3380 (Symbol::set_output_section): Likewise.
3381 (Symbol_table::sized_finalize_symbol): Likewise.
3382 (Symbol_table::sized_write_globals): Likewise.
3383 * resolve.cc (Symbol_table::should_override): Likewise.
3384 (Symbol::override_base_with_special): Likewise.
3386 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3387 symbol, change it to have default visibility.
3388 * testsuite/protected_1.cc: New file.
3389 * testsuite/protected_2.cc: New file.
3390 * testsuite/protected_3.cc: New file.
3391 * testsuite/protected_main_1.cc: New file.
3392 * testsuite/protected_main_2.cc: New file.
3393 * testsuite/protected_main_3.cc: New file.
3394 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3395 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3396 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3397 (protected_1.so): New target.
3398 (protected_1_pic.o, protected_2_pic.o): New targets.
3399 (protected_3_pic.o): New target.
3400 (check_PROGRAMS): Add protected_2.
3401 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3402 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3403 * testsuite/Makefile.in: Rebuild.
3405 * options.h (DEFINE_var): Add set_user_set_##varname__.
3406 (DEFINE_bool_alias): New macro.
3407 (class General_options): Define -Bstatic using DEFINE_bool_alias
3408 rather than DEFINE_special. Add --undefined as an alias for -z
3410 * options.cc (General_options::parse_Bstatic): Remove.
3412 * options.h (class General_options): Add --fatal-warnings.
3413 * main.cc (main): Implement --fatal-warnings.
3414 * errors.h (Errors::warning_count): New function.
3416 * options.h (class General_options): Add -Bsymbolic-functions.
3417 * symtab.h (Symbol::is_preemptible): Check for
3418 -Bsymbolic-functions.
3420 2008-05-05 Ian Lance Taylor <iant@google.com>
3422 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3423 as noVARNAME rather than no-VARNAME.
3424 (class General_options): Add option -z combreloc.
3425 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3427 (Output_reloc::sort_before) [SHT_REL]: New function.
3428 (Output_reloc::sort_before) [SHT_RELA]: New function.
3429 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3430 Sort_relocs_comparison.
3431 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3432 parameter. Change all callers.
3433 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3434 sort_relocs parameter. Change all callers.
3435 * output.cc (Output_reloc::get_address): New function, broken out
3437 (Output_reloc::write_rel): Call it.
3438 (Output_reloc::compare): New function.
3439 (Output_data_reloc_base::do_write): Optionally sort relocs.
3441 * configure.ac: If targ_extra_obj is set, link it in.
3442 * configure.tgt: Initialize all variables.
3443 (x86_64*): Set targ_extra_obj and targ_extra_size.
3444 * configure: Rebuild.
3446 * object.cc (Sized_relobj::include_section_group): Adjust section
3447 indexes read from group data. Build vector to pass to
3449 * layout.cc (Layout::layout_group): Add flags and shndxes
3450 parameters. Remove contents parameter. Change caller. Update
3451 explicit instantiations.
3452 * layout.h (class Layout): Update layout_group declaration.
3453 * output.cc (Output_data_group::Output_data_group): Add flags and
3454 input_shndxes parameters. Remove contents parameter. Change
3456 (Output_data_group::do_write): Change input_sections_ to
3458 * output.h (class Output_data_group): Update constructor
3459 declaration. Rename input_sections_ to input_shndxes_.
3460 * testsuite/many_sections_test.cc: Add template.
3462 2008-04-30 Cary Coutant <ccoutant@google.com>
3464 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3466 * layout.cc (Layout::include_section): Refactored check for debug
3468 (Layout::add_comdat): Add new parameters. Change type
3469 of signature parameter. Add object and shndx to signatures table.
3470 (Layout::find_kept_object): New function.
3471 * layout.h: Include <cstring>.
3472 (Layout::is_debug_info_section): New function.
3473 (Layout::add_comdat): Add new parameters.
3474 (Layout::find_kept_object): New function.
3475 (Layout::Kept_section): New struct.
3476 (Layout::Signatures): Change type of map range.
3477 * object.cc (Relobj::output_section_address): New function.
3478 (Sized_relobj::include_section_group): Add new parameters. Change
3479 calls to Layout::add_comdat. Change to build table of kept comdat
3480 groups and table mapping discarded sections to kept sections.
3481 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3482 (Sized_relobj::do_layout): Change calls to include_section_group and
3483 include_linkonce_section.
3484 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3485 value to zero when section is discarded.
3486 (Sized_relobj::map_to_kept_section): New function.
3487 * object.h (Relobj::output_section_address): New function.
3488 (Relobj::Comdat_group): New type.
3489 (Relobj::find_comdat_group): New function.
3490 (Relobj::Comdat_group_table): New type.
3491 (Relobj::Kept_comdat_section): New type.
3492 (Relobj::Kept_comdat_section_table): New type.
3493 (Relobj::add_comdat_group): New function.
3494 (Relobj::set_kept_comdat_section): New function.
3495 (Relobj::get_kept_comdat_section): New function.
3496 (Relobj::comdat_groups_): New field.
3497 (Relobj::kept_comdat_sections_): New field.
3498 (Symbol_value::input_value): Update comment.
3499 (Sized_relobj::map_to_kept_section) New function.
3500 (Sized_relobj::include_linkonce_section): Add new parameter.
3501 * target-reloc.h (Comdat_behavior): New type.
3502 (get_comdat_behavior): New function.
3503 (relocate_section): Add code to map a discarded section to the
3504 corresponding kept section when applying a relocation.
3506 2008-04-30 Craig Silverstein <csilvers@google.com>
3508 * dwarf_reader.cc (next_generation_count): New static var.
3509 (Addr2line_cache_entry): New struct.
3510 (addr2line_cache): New static var.
3511 (Dwarf_line_info::one_addr2line): Added caching.
3512 (Dwarf_line_info::clear_addr2line_cache): New function.
3513 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3514 cache-size parameter.
3515 (Dwarf_line_info::one_addr2line_cache): New function.
3516 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3517 new cache-size argument to one_addr2line(), and clear cache.
3519 2008-04-28 Cary Coutant <ccoutant@google.com>
3521 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3522 R_386_PC8 relocations.
3524 2008-04-23 Ian Lance Taylor <iant@google.com>
3526 * object.cc (Sized_relobj::include_section_group): Check for
3527 invalid section group.
3529 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3532 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3533 than read for file header.
3534 * archive.cc (Archive::include_member): Likewise.
3536 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3538 * aclocal.m4: Regenerate.
3539 * configure: Regenerate.
3541 2008-04-19 Ian Lance Taylor <iant@google.com>
3543 * version.cc (version_string): Bump to 1.6.
3545 * testsuite/Makefile.am (many_sections_r_test): New target.
3546 (many_sections_r_test_SOURCES): Remove.
3547 (many_sections_r_test_DEPENDENCIES): Remove.
3548 (many_sections_r_test_LDFLAGS): Remove.
3549 (many_sections_r_test_LDADD): Remove.
3551 * object.cc (Sized_relobj::do_add_symbols): Always pass
3552 local_symbol_count_ to add_from_relobj.
3554 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3555 every thousand variables.
3556 * testsuite/Makefile.in: Rebuild.
3558 * object.cc (Xindex::initialize_symtab_xindex): New function.
3559 (Xindex::read_symtab_xindex): New function.
3560 (Xindex::sym_xindex_to_shndx): New function.
3561 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3563 (Sized_relobj::do_initialize_xindex): New function.
3564 (Sized_relobj::do_read_symbols): Adjust section links.
3565 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3566 parameter. Change all callers.
3567 (Sized_relobj::include_section_group): Adjust section links and
3568 symbol section indexes.
3569 (Sized_relobj::do_layout): Adjust section links.
3570 (Sized_relobj::do_count_local_symbols): Adjust section links and
3571 symbol section indexes.
3572 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3573 ordinary and special symbols.
3574 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3575 dynsym_xindex parameters. Change all callers. Adjust section
3576 links. Use SHN_XINDEX when needed.
3577 (Sized_relobj::get_symbol_location_info): Adjust section links.
3578 Don't get fooled by special symbols.
3579 * object.h (class Xindex): Define.
3580 (class Object): Add xindex_ parameter. Declare virtual functoin
3581 do_initialize_xindex.
3582 (Object::adjust_sym_shndx): New function.
3583 (Object::set_xindex): New protected function.
3584 (class Symbol_value): Add is_ordinary_shndx_ field.
3585 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3586 (Symbol_value::value): Assert ordinary section.
3587 (Symbol_value::initialize_input_to_output_map): Likewise.
3588 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3590 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3592 (class Sized_relobj): Update declarations.
3593 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3594 parameter. Change all callers.
3595 (Sized_relobj::adjust_shndx): New function.
3596 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3598 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3599 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3600 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3601 (Sized_dynobj::read_dynsym_section): Adjust section links.
3602 (Sized_dynobj::read_dynamic): Likewise.
3603 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3605 (Sized_dynobj::do_initialize_xindex): New function.
3606 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3607 do_initialize_xindex.
3608 (Sized_dynobj::adjust_shndx): New function.
3609 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3610 dynsym_xindex_ fields.
3611 (Layout::finalize): Add a call to set_section_indexes before
3612 creating the symtab sections.
3613 (Layout::set_section_indexes): Don't do anything if the section
3614 already has a section index.
3615 (Layout::create_symtab_sections): Add shnum parameter. Change
3616 caller. Create .symtab_shndx section if needed.
3617 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3619 (Layout::allocated_output_section_count): New function.
3620 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3622 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3623 fields. Update declarations.
3624 (Layout::symtab_xindex): New function.
3625 (Layout::dynsym_xindex): New function.
3626 (class Write_symbols_task): Add layout_ field.
3627 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3629 * output.cc (Output_section_headers::Output_section_headers): Add
3630 shstrtab_section parameter. Change all callers.
3631 (Output_section_headers::do_sized_write): Store overflow values
3632 for section count and section string table section index in
3633 section header zero.
3634 (Output_file_header::do_sized_write): Check for overflow of
3635 section count and section string table section index.
3636 (Output_symtab_xindex::do_write): New function.
3637 (Output_symtab_xindex::endian_do_write): New function.
3638 * output.h (class Output_section_headers): Add shstrtab_section_.
3639 Update declarations.
3640 (class Output_symtab_xindex): Define.
3641 (Output_section::has_out_shndx): New function.
3642 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3644 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3646 (Sized_symbol::init): Likewise.
3647 (Symbol::output_section): Check for ordinary symbol.
3648 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3649 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3651 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3652 Change all callers. Simplify handling of symbols from sections
3653 not included in the link.
3654 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3656 (Weak_alias_sorter::operator()): Assert that symbols are
3658 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3660 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3661 parameters. Change all callers.
3662 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3663 symbol distinction. Use SHN_XINDEX when needed.
3664 (Symbol_table::write_section_symbol): Add symtab_xindex
3665 parameter. Change all callers.
3666 (Symbol_table::sized_write_section_symbol): Likewise. Use
3667 SHN_XINDEX when needed.
3668 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3670 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3671 (Symbol::is_defined): Check is_ordinary.
3672 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3673 (Symbol::is_absolute, Symbol::is_common): Likewise.
3674 (class Sized_symbol): Update declarations.
3675 (class Symbol_table): Update declarations.
3676 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3677 parameters. Change all callers.
3678 (Sized_symbol::override): Likewise.
3679 (Symbol_table::override): Likewise.
3680 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3681 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3682 is_ordinary, and orig_st_shndx parameters. Change all callers.
3683 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3684 to be in an ordinary section.
3685 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3686 object and is_ordinary parameters. Change all callers.
3687 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3688 Change all callers. Don't add undefined or non-ordinary symbols
3690 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3692 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3694 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3695 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3696 (Sized_relobj::relocate_sections): Likewise.
3697 * target-reloc.h (scan_relocs): Adjust section symbol index.
3698 (scan_relocatable_relocs): Likewise.
3699 * i386.cc (Scan::local): Check for ordinary symbols.
3700 * sparc.cc (Scan::local): Likewise.
3701 * x86_64.cc (Scan::local): Likewise.
3702 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3703 to symbol_section_and_value.
3704 * testsuite/many_sections_test.cc: New file.
3705 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3706 (check_PROGRAMS): Add many_sections_test.
3707 (many_sections_test_SOURCES): Define.
3708 (many_sections_test_DEPENDENCIES): Define.
3709 (many_sections_test_LDFLAGS): Define.
3710 (BUILT_SOURCES): Add many_sections_define.h.
3711 (many_sections_define.h): New target.
3712 (BUILT_SOURCES): Add many_sections_check.h.
3713 (many_sections_check.h): New target.
3714 (check_PROGRAMS): Add many_sections_r_test.
3715 (many_sections_r_test_SOURCES): Define.
3716 (many_sections_r_test_DEPENDENCIES): Define.
3717 (many_sections_r_test_LDFLAGS): Define.
3718 (many_sections_r_test_LDADD): Define.
3719 (many_sections_r_test.o): New target.
3720 * testsuite/Makefile.in: Rebuild.
3722 2008-04-17 Cary Coutant <ccoutant@google.com>
3724 * errors.cc (Errors::info): New function.
3725 (gold_info): New function.
3726 * errors.h (Errors::info): New function.
3727 * gold.h (gold_info): New function.
3728 * object.cc (Input_objects::add_object): Print trace output.
3729 * options.cc (options::parse_set): New function.
3730 (General_options::parse_wrap): Deleted.
3731 (General_options::General_options): Deleted initializer.
3732 * options.h (options::String_set): New typedef.
3733 (options::parse_set): New function.
3734 (DEFINE_set): New macro.
3735 (General_options::wrap): Changed to use DEFINE_set. Changed
3736 callers of any_wrap_symbols and is_wrap_symbol.
3737 (General_options::trace, General_options::trace_symbol):
3739 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3740 (General_options::wrap_symbols_): Deleted.
3741 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3743 2008-04-17 David S. Miller <davem@davemloft.net>
3745 * options.cc (General_options::parse_V): New function.
3746 * options.h: Add entries for -V and -Qy.
3748 2008-04-17 Ian Lance Taylor <iant@google.com>
3750 * common.cc (Symbol_table::allocate_commons): Remove options
3751 parameter. Change caller.
3752 (Symbol_table::do_allocate_commons): Remove options parameter.
3753 Change caller. Just call do_allocate_commons_list twice.
3754 (Symbol_table::do_allocate_commons_list): New function, broken out
3755 of do_allocate_commons.
3756 * common.h (class Allocate_commons_task): Remove options_ field.
3758 * symtab.cc (Symbol_table::Symbol_table): Initialize
3760 (Symbol_table::add_from_object): Put TLS common symbols on
3762 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3763 which are IN_OUTPUT_DATA.
3764 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3765 allocate_commons and do_allocate_commons declarations. Declare
3766 do_allocate_commons_list.
3767 * gold.cc (queue_middle_tasks): Update creation of
3768 Allocate_commons_task to not pass options.
3769 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3770 (TLS_TEST_C_FLAGS): New variable.
3771 (tls_test_c_pic.o): New target.
3772 (tls_test_shared.so): Link in tls_test_c_pic.o.
3773 (tls_test_c_pic_ie.o): New target.
3774 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3775 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3776 (tls_test_c.o): New target.
3777 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3778 (tls_pic_test_LDADD): Likewise.
3779 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3780 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3781 (tls_test_c_gnu2.o): New target.
3782 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3784 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3785 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3786 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3787 * testsuite/tls_test.cc: Include "config.h".
3788 (t_last): Call t11_last.
3789 * testsuite/tls_test.h (t11, t11_last): Declare.
3790 * testsuite/tls_test_c.c: New file.
3791 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3792 * configure.ac: Check for OpenMP support.
3793 * configure, config.in, Makefile.in: Rebuild.
3794 * testsuite/Makefile.in: Rebuild.
3796 2008-04-16 Cary Coutant <ccoutant@google.com>
3798 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3799 (Target_i386::tls_base_symbol_defined_): New field.
3800 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3801 (Target_i386::Scan::global): Likewise.
3802 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3803 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3804 (Target_x86_64::tls_base_symbol_defined_): New field.
3805 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3806 (Target_x86_64::Scan::global): Likewise.
3808 2008-04-16 Cary Coutant <ccoutant@google.com>
3810 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3811 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3812 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3813 building shared libraries.
3814 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3815 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3816 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3817 * testsuite/Makefile.in: Rebuild.
3818 * testsuite/weak_undef.h: New file.
3819 * testsuite/weak_undef_file1.cc: Add extra test cases.
3820 * testsuite/weak_undef_file2.cc: Likewise.
3821 * testsuite/weak_undef_test.cc: Likewise.
3823 2008-04-16 David S. Miller <davem@davemloft.net>
3825 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3826 Add issued_non_pic_error_ field. Declare check_non_pic.
3827 (Target_sparc::Scan::check_non_pic): New function.
3828 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3829 (Target_sparc::Scan::global): Likewise.
3831 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3832 * configure: Rebuild.
3834 * options.h (DEFINE_enable): New macro.
3835 (new_dtags): New enable option.
3836 (initfirst, interpose, loadfltr, nodefaultlib,
3837 nodelete, nodlopen, nodump): New -z options.
3838 * layout.cc (Layout:finish_dynamic_section): If new
3839 dtags enabled, emit DT_RUNPATH. Also, emit a
3840 DT_FLAGS_1 containing any specified -z flags.
3842 2008-04-16 Ian Lance Taylor <iant@google.com>
3844 * copy-relocs.cc: New file.
3845 * copy-relocs.h: New file.
3846 * reloc.cc: Remove Copy_relocs code.
3847 * reloc.h: Likewise.
3848 * reloc-types.h (struct Reloc_types) [both versions]: Add
3849 get_reloc_addend_noerror.
3850 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3851 variants of add_global which take an addend which must be zero.
3852 * i386.cc: Include "copy-relocs.h".
3853 (class Target_i386): Change type of copy_relocs_ to variable,
3855 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3857 (Target_i386::do_finalize_sections): Change handling of
3859 * sparc.cc: Include "copy-relocs.h".
3860 (class Target_sparc): Change type of copy_relocs_ to variable,
3862 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3864 (Target_sparc::do_finalize_sections): Change handling of
3866 * x86_64.cc: Include "copy-relocs.h".
3867 (class Target_x86_64): Change type of copy_relocs_ to variable,
3869 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3870 class. Change all callers.
3871 (Target_x86_64::do_finalize_sections): Change handling of
3873 * Makefile.am (CCFILES): Add copy-relocs.cc.
3874 (HFILES): Add copy-relocs.h.
3876 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3878 * testsuite/script_test_4.sh: Permit leading zeroes.
3880 2008-04-15 Ian Lance Taylor <iant@google.com>
3882 * script-sections.cc (Script_sections::create_segments): Use
3883 header_size_adjustment even when there is enough room for the
3885 * testsuite/script_test_4.sh: New file.
3886 * testsuite/script_test_4.t: New file.
3887 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3888 (check_DATA): Add script_test_4.stdout.
3889 (MOSTLYCLEANFILES): Likewise.
3890 (script_test_4): New target.
3891 (script_test_4.stdout): New target.
3892 * testsuite/Makefile.in: Rebuild.
3894 * sparc.cc: Add definitions for Output_data_plt_sparc class
3897 2008-04-14 David S. Miller <davem@davemloft.net>
3899 * sparc.cc: New file.
3900 * Makefile.am (TARGETSOURCES): Add sparc.cc
3901 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3902 * configure.tgt: Document targ_extra_size and
3903 targ_extra_big_endian. Add entries for sparc-* and
3905 * configure.ac: Handle targ_extra_size and
3906 targ_extra_big_endian.
3907 * Makefile.in: Rebuild.
3908 * configure: Likewise.
3909 * po/POTFILES.in: Likewise.
3910 * po/gold.pot: Likewise.
3912 2008-04-14 Ian Lance Taylor <iant@google.com>
3914 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3915 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3916 in the name/type/flags to section mapping. Don't call
3917 allocate_output_section.
3918 (Layout::choose_output_section): Change parameter from adjust_name
3919 to is_input_section. Don't permit input sections after sections
3920 are attached to segments. Don't call allocate_output_section.
3921 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3922 not write_enable_output_section.
3923 (Layout::make_output_section): Don't push to
3924 unattached_section_list_ nor call attach_to_segment. Call
3925 attach_section_to_segment if sections are attached.
3926 (Layout::attach_sections_to_segments): New function.
3927 (Layout::attach_section_to_segment): New function.
3928 (Layout::attach_allocated_section_to_segment): Rename from
3929 attach_to_segment. Remove flags parameter.
3930 (Layout::allocate_output_section): Remove function.
3931 (Layout::write_enable_output_section): Remove function.
3932 * layout.h (class Layout): Update for above changes. Add new
3933 field sections_are_attached_.
3934 * output.h (Output_section::update_flags_for_input_section): New
3936 * output.cc (Output_section::add_input_section): Call
3937 update_flags_for_input_section.
3938 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3940 2008-04-11 Cary Coutant <ccoutant@google.com>
3942 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3943 thought unnecessary.
3944 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3946 2008-04-11 Ian Lance Taylor <iant@google.com>
3948 * output.h (class Output_section_data): Remove inline definition
3950 * output.cc (Output_section_data::set_addralign): New function.
3952 2008-04-11 Cary Coutant <ccoutant@google.com>
3954 Add support for TLS descriptors for i386 and x86_64.
3955 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3956 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3957 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3959 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3960 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3961 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3963 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3964 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3965 Fix problem with initial-exec relocations.
3966 (Target_i386::Relocate::relocate_tls): Likewise.
3967 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3969 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3970 support for section-plus-offset dynamic table entries.
3971 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3972 (Output_data_dynamic::Dynamic_entry): Add support for
3973 section-plus-offset dynamic table entries.
3974 (Output_data_dynamic::Classification): Likewise.
3975 (Output_data_dynamic::classification_): Renamed offset_.
3976 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3977 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3978 (Target_x86_64::make_plt_section): New function.
3979 (Target_x86_64::reserve_tlsdesc_entries): New function.
3980 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3981 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3982 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3983 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3984 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3985 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3986 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3987 add extra PLT entry for TLS descriptors.
3988 (Output_data_plt_x86_64::got_): New field.
3989 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3990 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3992 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3994 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3995 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3996 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3997 R_386_TLS_DESC_CALL relocations.
3998 (Target_x86_64::Scan::global): Likewise.
3999 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4000 for TLS descriptors.
4001 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4002 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4003 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4004 GD-to-IE relaxation.
4005 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4006 and TLS_DESCRIPTORS.
4007 * Makefile.in: Rebuild.
4008 * configure: Rebuild.
4009 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4010 (tls_test_shared2.so): New target.
4011 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4012 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4013 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4014 (tls_shared_gd_to_ie_test_LDADD): New variable.
4015 (tls_shared_gnu2_gd_to_ie_test): New target.
4016 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4018 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4019 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4020 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4021 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4022 (tls_shared_gnu2_test): New target.
4023 (tls_test_gnu2_shared.so): New target.
4024 (tls_shared_gnu2_test_SOURCES): New variable.
4025 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4026 (tls_shared_gnu2_test_LDFLAGS): New variable.
4027 (tls_shared_gnu2_test_LDADD): New variable.
4028 * testsuite/Makefile.in: Rebuild.
4029 * testsuite/Makefile.
4031 2008-04-11 Ian Lance Taylor <iant@google.com>
4033 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4035 * testsuite/Makefile.in: Rebuild.
4037 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4039 * testsuite/script_test_2.cc (main): Adjust test.
4041 2008-04-11 David S. Miller <davem@davemloft.net>
4042 Ian Lance Taylor <iant@google.com>
4044 * options.h (General_options): Add entries for '-Y' and
4046 * options.cc (General_options:finalize): If -Y was used, add those
4047 entries to the library path instead of the default "/lib" and
4050 2008-04-11 David S. Miller <davem@davemloft.net>
4052 * testsuite/justsyms.t: Start at 0x100.
4053 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4054 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4056 * testsuite/script_test_2.cc: Adjust string and section length
4059 2008-04-09 Ian Lance Taylor <iant@google.com>
4062 * script-sections.cc (Sections_element::allocate_to_segment): Add
4064 (Output_section_definition::allocate_to_segment): Likewise.
4065 (Orphan_output_section::allocate_to_segment): Likewise.
4066 (Script_sections::attach_sections_using_phdrs_clause): Don't
4067 propagate non-PT_LOAD segments to orphan sections.
4068 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4069 readelf rather than objdump.
4070 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4071 .interp section and PT_INTERP segment are the same size.
4072 * testsuite/Makefile.in: Rebuild.
4074 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4075 aliases for symbols defined in the same object.
4076 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4077 (weak_alias_test_SOURCES): New variable.
4078 (weak_alias_test_DEPENDENCIES): New variable.
4079 (weak_alias_test_LDFLAGS): New variable.
4080 (weak_alias_test_LDADD): New variable.
4081 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4082 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4083 (weak_alias_test_3.o): New target.
4084 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4085 * testsuite/weak_alias_test_main.cc: New file.
4086 * testsuite/weak_alias_test_1.cc: New file.
4087 * testsuite/weak_alias_test_2.cc: New file.
4088 * testsuite/weak_alias_test_3.cc: New file.
4090 2008-04-08 Ian Lance Taylor <iant@google.com>
4092 * options.h (class General_options): Add --noinhibit-exec option.
4093 * main.cc (main): Check --noinhibit-exec.
4095 * options.h (class General_options): Define --wrap as a special
4096 option. Add wrap_symbols_ field.
4097 (General_options::any_wrap_symbols): New function.
4098 (General_options::is_wrap_symbol): New function.
4099 * options.cc (General_options::parse_wrap): New function.
4100 (General_options::General_options): Initialize wrap_symbols_.
4101 * symtab.cc (Symbol_table::wrap_symbol): New function.
4102 (Symbol_table::add_from_object): Handle --wrap.
4103 * symtab.h (class Symbol_table): Declare wrap_symbol.
4104 * target.h (Target::wrap_char): New function.
4105 (Target::Target_info): Add wrap_char field.
4106 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4107 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4108 * testsuite/testfile.cc (Target_test::test_target_info):
4111 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4114 * layout.h (class Layout): Add added_eh_frame_data_ field.
4115 * layout.cc (Layout::Layout): Initialize new field.
4116 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4117 output section until we find a section we merged successfully.
4118 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4119 that the size be non-zero.
4121 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4124 2008-04-08 Craig Silverstein <csilvers@google.com>
4126 * configure.ac: Export new conditional variable HAVE_ZLIB.
4127 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4129 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4130 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4132 2008-04-07 Ian Lance Taylor <iant@google.com>
4134 * version.cc (version_string): Set to "1.5".
4136 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4137 Add issued_non_pic_error_ field. Declare check_non_pic.
4138 (Target_x86_64::Scan::check_non_pic): New function.
4139 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4140 (Target_x86_64::Scan::global): Likewise.
4142 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4143 addend parameter. Change caller. Handle merge sections.
4144 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4145 Address to Addend. Don't add in the result of
4146 local_section_offset, pass down the addend and use the returned
4148 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4149 Update declarations of local_section_offset and symbol_value.
4150 * testsuite/two_file_test_1.cc (t18): New function.
4151 * testsuite/two_file_test_2.cc (f18): New function.
4152 * testsuite/two_file_test_main.cc (main): Call t18.
4153 * testsuite/two_file_test.h (t18, f18): Declare.
4155 * configure.ac: Don't test for objdump, c++filt, or readelf.
4156 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4158 (TEST_READELF): New variable.
4159 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4160 (check_PROGRAMS): Add two_file_strip_test.
4161 (two_file_strip_test): New target.
4162 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4163 (two_file_same_shared_strip_test_SOURCES): New variable.
4164 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4165 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4166 (two_file_same_shared_strip_test_LDADD): New variable.
4167 (two_file_shared_strip.so): New target.
4168 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4169 (ver_test_5.syms, ver_test_7.syms): Likewise.
4170 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4171 (strip_test_3.stdout): Use TEST_OBJDUMP.
4172 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4174 2008-04-04 Cary Coutant <ccoutant@google.com>
4176 * symtab.h (Symbol::is_weak_undefined): New function.
4177 (Symbol::is_strong_undefined): New function.
4178 (Symbol::is_absolute): New function.
4179 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4180 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4182 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4183 (weak_undef_test): New target.
4184 * testsuite/Makefile.in: Rebuild.
4185 * testsuite/weak_undef_file1.cc: New file.
4186 * testsuite/weak_undef_file2.cc: New file.
4187 * testsuite/weak_undef_test.cc: New file.
4189 2008-04-03 Craig Silverstein <csilvers@google.com>
4191 * compressed_output.h (class Output_compressed_section): Use
4193 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4195 (zlib_compressed_suffix): Removed.
4196 (Output_compressed_section::set_final_data_size): Use unsigned
4198 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4199 Fix linker invocation.
4200 (flagstest_o_specialfile_and_compress_debug_sections):
4202 * testsuite/Makefile.in: Regenerated.
4204 2008-04-02 David S. Miller <davem@davemloft.net>
4206 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4207 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4209 2008-04-02 Craig Silverstein <csilvers@google.com>
4213 2008-04-02 Ian Lance Taylor <iant@google.com>
4215 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4216 parameters. Update for new key type to views_. Change all
4218 (File_read::read): Adjust for byteshift in returned view.
4219 (File_read::add_view): New function, broken out of
4221 (File_read::make_view): New function, broken out of
4223 (File_read::find_or_make_view): Add offset and aligned
4224 parameters. Rewrite accordingly. Change all callers.
4225 (File_read::get_view): Add offset and aligned parameters. Adjust
4226 for byteshift in return value.
4227 (File_read::get_lasting_view): Likewise.
4228 * fileread.h (class File_read): Update declarations.
4229 (class File_read::View): Add byteshift_ field. Add byteshift to
4230 constructor. Add byteshift method.
4231 * archive.h (Archive::clear_uncached_views): New function.
4232 (Archive::get_view): Add aligned parameter. Change all callers.
4233 * object.h (Object::get_view): Add aligned parameter. Change all
4235 (Object::get_lasting_view): Likewise.
4237 * fileread.cc (File_read::release): Don't call clear_views if
4238 there are multiple objects.
4239 * fileread.h (File_read::clear_uncached_views): New function.
4240 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4243 2008-03-31 Cary Coutant <ccoutant@google.com>
4245 Add thin archive support.
4246 * archive.cc (Archive::armagt): New const.
4247 (Archive::setup): Remove task parameter and calls to unlock.
4248 (Archive::unlock_nested_archives): New function.
4249 (Archive::read_header): Add nested_off parameter. Change
4251 (Archive::interpret_header): Likewise.
4252 (Archive::include_all_members): Change to handle thin
4254 (Archive::include_member): Likewise.
4255 * archive.h (Archive::Archive): Add new parameters and
4257 (Archive::armagt): New const.
4258 (Archive::setup): Remove task parameter.
4259 (Archive::unlock_nested_archives): New function.
4260 (Archive::read_header): Add nested_off parameter.
4261 (Archive::interpret_header): Likewise.
4262 (Archive::Nested_archive_table): New typedef.
4263 (Archive::is_thin_archive_): New field.
4264 (Archive::nested_archives_): New field.
4265 (Archive::options_): New field.
4266 (Archive::dirpath_): New field.
4267 (Archive::task_): New field.
4268 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4269 for thin archives. Pass additional parameters to
4270 Archive::Archive. Unlock the archive file after calling
4273 2008-03-29 Ian Lance Taylor <iant@google.com>
4275 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4276 version symbol to be local.
4277 * testsuite/ver_test_4.sh: New file.
4278 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4279 (check_DATA): Add ver_test_4.syms.
4280 (ver_test_4.syms): New target.
4281 * testsuite/Makefile.in: Rebuild.
4284 (Output_section::Input_section_sort_entry::has_priority): New
4286 (Output_section::Input_section_sort_entry::match_file_name): New
4288 (Output_section::Input_section_sort_entry::match_section_name):
4290 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4292 (Output_section::Input_section_sort_entry::match_section_file):
4294 (Output_section::Input_section_sort_compare::operator()): Rewrite
4295 using new Input_section_sort_entry functions. Sort crtbegin and
4296 crtend first. Sort sections with no priority before sections with
4298 * testsuite/initpri1.c (d3): Check j != 4.
4299 (cd5): New constructor/destructor function.
4300 (main): Check j != 2.
4302 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4303 new symbol when resolving, don't call set_is_default.
4304 * testsuite/ver_test_7.cc: New file.
4305 * testsuite/ver_test_7.sh: New file.
4306 * testsuite/Makefile.am (ver_test_7.so): New target.
4307 (ver_test_7.o): New target.
4308 (check_SCRIPTS): Add ver_test_7.sh.
4309 (check_DATA): Add ver_test_7.syms.
4310 (ver_test_7.syms): New target.
4312 2008-03-28 Ian Lance Taylor <iant@google.com>
4314 * layout.cc (Layout::layout): If we see an input section with a
4315 name that needs sorting, set the must_sort flag for the output
4317 (Layout::make_output_section): If the name of the output section
4318 indicates that it might require sorting, set the may_sort flag.
4319 * output.h (Output_section::may_sort_attached_input_sections): New
4321 (Output_section::set_may_sort_attached_input_sections): New
4323 (Output_section::must_sort_attached_input_sections): New
4325 (Output_section::set_must_sort_attached_input_sections): New
4327 (class Output_section): Declare Input_section_sort_entry. Define
4328 Input_section_sort_compare. Declare
4329 sort_attached_input_sections. Add new fields:
4330 may_sort_attached_input_sections_,
4331 must_sort_attached_input_sections_,
4332 attached_input_sections_are_sorted_.
4333 * output.cc (Output_section::Output_section): Initialize new
4335 (Output_section::add_input_section): Add an entry to
4336 input_sections_ if may_sort or must_sort are true.
4337 (Output_section::set_final_data_size): Call
4338 sort_attached_input_sections if necessary.
4339 (Output_section::Input_section_sort_entry): Define new class.
4340 (Output_section::Input_section_sort_compare::operator()): New
4342 (Output_section::sort_attached_input_sections): New function.
4343 * configure.ac: Check whether the compiler supports constructor
4344 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4345 * testsuite/initpri1.c: New file.
4346 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4347 CONSTRUCTOR_PRIORITY.
4348 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4349 (initpri1_LDFLAGS): New variable.
4350 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4352 2008-03-27 Ian Lance Taylor <iant@google.com>
4354 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4355 * testsuite/common_test_1.c: New file.
4356 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4357 (common_test_1_SOURCES): New variable.
4358 (common_test_1_DEPENDENCIES): New variable.
4359 (common_test_1_LDFLAGS): New variable.
4361 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4362 and commons_ correctly when NAME/VERSION does not override
4364 * testsuite/ver_test_6.c: New file.
4365 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4366 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4367 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4369 2008-03-26 Ian Lance Taylor <iant@google.com>
4371 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4372 of an undefined symbol from a version script.
4373 * testsuite/Makefile.am (ver_test_5.so): New target.
4374 (ver_test_5.o): New target.
4375 (check_SCRIPTS): Add ver_test_5.sh.
4376 (check_DATA): Add ver_test_5.syms.
4377 (ver_test_5.syms): New target.
4378 * testsuite/ver_test_5.cc: New file.
4379 * testsuite/ver_test_5.script: New file.
4380 * testsuite/ver_test_5.sh: New file.
4381 * Makefile.in, testsuite/Makefile.in: Rebuild.
4384 Fix problems building gold with gcc 4.3.0.
4385 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4386 (gold_error_at_location, gold_warning_at_location): Use it.
4387 * configure.ac: Check whether we can compile and use a template
4388 function with a printf attribute.
4389 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4390 when jumping over bytes.
4391 * object.cc: Instantiate Object::read_section_data.
4392 * debug.h: Include <cstring>
4393 * dwarf_reader.cc: Include <algorithm>
4394 * main.cc: Include <cstring>.
4395 * options.cc: Include <cstring>.
4396 * output.cc: Include <cstring>.
4397 * script.cc: Include <cstring>.
4398 * script.h: Include <string>.
4399 * symtab.cc: Include <cstring> and <algorithm>.
4400 * target-select.cc: Include <cstring>.
4401 * version.cc: Include <string>.
4402 * testsuite/testmain.cc: Include <cstdlib>.
4403 * configure, config.in: Rebuild.
4405 2008-03-25 Ian Lance Taylor <iant@google.com>
4407 * options.cc: Include "../bfd/bfdver.h".
4408 (options::help): Print bug reporting address.
4410 * version.cc (print_version): Adjust output for current value of
4415 * options.cc (options::help): Print list of supported targets.
4416 * target-select.h: Include <vector>.
4417 (class Target_selector): Make machine_, size_, and is_big_endian_
4418 fields const. Add bfd_name_ and instantiated_target_ fields.
4419 (Target_selector::Target_selector): Add bfd_name parameter.
4420 (Target_selector::recognize): Make non-virtual, call
4422 (Target_selector::recognize_by_name): Make non-virtual, call
4423 do_recognize_by_name.
4424 (Target_selector::supported_names): New function.
4425 (Target_selector::bfd_name): New function.
4426 (Target_selector::do_instantiate_target): New pure virtual
4428 (Target_selector::do_recognize): New virtual function.
4429 (Target_selector::do_recognize_by_name): New virtual function.
4430 (Target_selector::instantiate_target): New private function.
4431 (supported_target_names): Declare.
4432 * target-select.cc (Target_selector::Target_selector): Update for
4433 new parameter and fields.
4434 (select_target_by_name): Check that the name matches before
4435 calling recognize_by_name.
4436 (supported_target_names): New function.
4437 * i386.cc (class Target_selector_i386): Update Target_selector
4438 constructor call. Remove recognize and recognize_by_name. Add
4439 do_instantiate_target.
4440 * x86_64.cc (class Target_selector_x86_64): Likewise.
4441 * testsuite/testfile.cc (class Target_selector_test): Update for
4442 changes to Target_selector.
4444 * README: Rewrite, with some notes on unsupported features.
4446 2008-03-24 Cary Coutant <ccoutant@google.com>
4448 * i386.cc (Target_i386::Got_type): New enum declaration.
4449 (Target_i386::Scan::local): Updated callers of Output_data_got
4451 (Target_i386::Scan::global): Likewise.
4452 (Target_i386::Relocate::relocate): Likewise.
4453 (Target_i386::Relocate::relocate_tls): Likewise.
4454 * object.h (Got_offset_list): New class.
4455 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4456 (Sized_relobj::local_got_offset): Likewise.
4457 (Sized_relobj::set_local_got_offset): Likewise.
4458 (Sized_relobj::local_has_tls_got_offset): Removed.
4459 (Sized_relobj::local_tls_got_offset): Removed.
4460 (Sized_relobj::set_local_tls_got_offset): Removed.
4461 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4462 * output.cc (Output_data_got::add_global): Added got_type parameter.
4463 (Output_data_got::add_global_with_rel): Likewise.
4464 (Output_data_got::add_global_with_rela): Likewise.
4465 (Output_data_got::add_global_pair_with_rel): New function.
4466 (Output_data_got::add_global_pair_with_rela): New function.
4467 (Output_data_got::add_local): Added got_type parameter.
4468 (Output_data_got::add_local_with_rel): Likewise.
4469 (Output_data_got::add_local_with_rela): Likewise.
4470 (Output_data_got::add_local_pair_with_rel): New function.
4471 (Output_data_got::add_local_pair_with_rela): New function.
4472 (Output_data_got::add_global_tls): Removed.
4473 (Output_data_got::add_global_tls_with_rel): Removed.
4474 (Output_data_got::add_global_tls_with_rela): Removed.
4475 (Output_data_got::add_local_tls): Removed.
4476 (Output_data_got::add_local_tls_with_rel): Removed.
4477 (Output_data_got::add_local_tls_with_rela): Removed.
4478 * output.h (Output_data_got::add_global): Added got_type parameter.
4479 (Output_data_got::add_global_with_rel): Likewise.
4480 (Output_data_got::add_global_with_rela): Likewise.
4481 (Output_data_got::add_global_pair_with_rel): New function.
4482 (Output_data_got::add_global_pair_with_rela): New function.
4483 (Output_data_got::add_local): Added got_type parameter.
4484 (Output_data_got::add_local_with_rel): Likewise.
4485 (Output_data_got::add_local_with_rela): Likewise.
4486 (Output_data_got::add_local_pair_with_rel): New function.
4487 (Output_data_got::add_local_pair_with_rela): New function.
4488 (Output_data_got::add_global_tls): Removed.
4489 (Output_data_got::add_global_tls_with_rel): Removed.
4490 (Output_data_got::add_global_tls_with_rela): Removed.
4491 (Output_data_got::add_local_tls): Removed.
4492 (Output_data_got::add_local_tls_with_rel): Removed.
4493 (Output_data_got::add_local_tls_with_rela): Removed.
4494 * resolve.cc (Symbol::override_base_with_special): Removed
4495 reference to has_got_offset_ field.
4496 * symtab.cc (Symbol::init_fields): Replaced initialization
4497 of got_offset_ with got_offsets_. Removed initialization
4499 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4500 (Symbol::got_offset): Likewise.
4501 (Symbol::set_got_offset): Likewise.
4502 (Symbol::has_tls_got_offset): Removed.
4503 (Symbol::tls_got_offset): Removed.
4504 (Symbol::set_tls_got_offset): Removed.
4505 (Symbol::got_offset_): Removed.
4506 (Symbol::tls_mod_got_offset_): Removed.
4507 (Symbol::tls_pair_got_offset_): Removed.
4508 (Symbol::got_offsets_): New field.
4509 (Symbol::has_got_offset): Removed.
4510 (Symbol::has_tls_mod_got_offset): Removed.
4511 (Symbol::has_tls_pair_got_offset): Removed.
4512 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4513 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4515 (Target_x86_64::Scan::global): Likewise.
4516 (Target_x86_64::Relocate::relocate): Likewise.
4517 (Target_x86_64::Relocate::relocate_tls): Likewise.
4519 2008-03-25 Ben Elliston <bje@au.ibm.com>
4521 * yyscript.y: Fix spelling error in comment.
4523 2008-03-24 Ian Lance Taylor <iant@google.com>
4525 * options.h (class General_options): Define build_id option.
4526 * layout.h (class Layout): Declare write_build_id, create_note,
4527 create_build_id. Add build_id_note_ member.
4528 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4529 "libiberty.h", "md5.h", "sha1.h".
4530 (Layout::Layout): Initialize eh_frame_data_,
4531 eh_frame_hdr_section_, and build_id_note_.
4532 (Layout::finalize): Call create_build_id.
4533 (Layout::create_note): New function, broken out of
4534 Layout::create_gold_note.
4535 (Layout::create_gold_note): Call create_note.
4536 (Layout::create_build_id): New function.
4537 (Layout::write_build_id): New function.
4538 (Close_task_runner::run): Call write_build_id.
4540 * x86_64.cc: Correct license to GPLv3.
4542 2008-03-23 Ian Lance Taylor <iant@google.com>
4544 * options.cc: Include "demangle.h".
4545 (parse_optional_string): New function.
4546 (parse_long_option): Handle takes_optional_argument.
4547 (parse_short_option): Update dash_z initializer. Handle
4548 takes_optional_argument.
4549 (General_options::General_options): Initialize do_demangle_.
4550 (General_options::finalize): Set do_demangle_. Handle demangling
4552 * options.h (parse_optional_string): Declare.
4553 (struct One_option): Add optional_arg field. Update constructor.
4554 Update call constructor calls. Add takes_optional_argument
4556 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4557 (DEFINE_optional_string): Define.
4558 (General_options::demangle): Change from DEFINE_bool to
4559 DEFINE_optional_string.
4560 (General_options::no_demangle): New function.
4561 (General_options::do_demangle): New function.
4562 (General_options::set_do_demangle): New function.
4563 (General_options::execstack_status_): Move definition to end of
4565 (General_options::static_): Likewise.
4566 (General_options::do_demangle_): New field.
4567 * object.cc (big_endian>::get_symbol_location_info): Call
4568 Options::do_demangle, not Options::demangle.
4569 * symtab.cc (demangle): Likewise.
4571 2008-03-22 Ian Lance Taylor <iant@google.com>
4573 * gold.h: Include <cstddef> and <sys/types.h>
4574 * options.h: Include <cstring>.
4576 2008-03-21 Ian Lance Taylor <iant@google.com>
4578 * Added source code to GNU binutils.