1 2009-10-09 Ian Lance Taylor <iant@google.com>
3 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6 Ian Lance Taylor <iant@google.com>
8 * configure.ac: Check for readv function also.
9 * fileread.cc (readv): Define if not HAVE_READV.
10 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
12 * config.in: Regenerate.
13 * configure: Regenerate.
15 2009-10-09 Doug Kwan <dougkwan@google.com>
17 * layout.cc (Layout::make_output_section): Call target hook to make
18 ordinary output section.
19 (Layout::finalize): Adjust parameter list of call the
21 * layout.h (class Layout::section_list): New method.
22 * merge.h (Output_merge_base::entsize): Change visibility to public.
23 (Output_merge_base::is_string, Output_merge_base::do_is_string):
25 (Output_merge_string::do_is_string): New method.
26 * object.cc (Sized_relobj::do_setup): renamed from
28 * object.h (Sized_relobj::adjust_shndx,
29 Sized_relobj::initializ_input_to_output_maps,
30 Sized_relobj::free_input_to_output_maps): Change visibilities to
32 (Sized_relobj::setup): Virtualize.
33 (Sized_relobj::do_setup): New method declaration.
34 (Sized_relobj::invalidate_section_offset,
35 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
36 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
37 * options.cc (parse_int): New function.
38 * options.h (parse_int): New declaration.
39 (DEFINE_int): New macro.
40 (stub_group_size): New option.
41 * output.cc (Output_section::Output_section): Initialize memebers
42 merge_section_map_, merge_section_by_properties_map_,
43 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
44 (Output_section::add_input_section): Handled deferred code-fill
45 generation and remove an old comment.
46 (Output_section::add_relaxed_input_section): New method definition.
47 (Output_section::add_merge_input_section): Use merge section by
48 properties map to speed to search. Update merge section maps
50 (Output_section::build_relaxation_map): New method definition.
51 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
53 (Output_section::relax_input_section): Renamed to
54 Output_section::convert_input_sections_to_relaxed_sections and change
55 interface to take a vector of pointers to relaxed sections.
56 (Output_section::find_merge_section,
57 Output_section::find_relaxed_input_section): New method definitions.
58 (Output_section::is_input_address_mapped,
59 Output_section::output_offset, Output_section::output_address):
60 Use output section data maps to speed up searching.
61 (Output_section::find_starting_output_address): Add comments.
62 (Output_section::do_write,
63 Output_section::write_to_postprocessing_buffer): Do code-fill
64 generation as appropriate.
65 (Output_section::get_input_sections): Invalidate relaxed input section
67 (Output_section::restore_states): Adjust type of checkpoint .
68 Invalidate relaxed input section map.
69 * output.h (Output_merge_base): New class declaration.
70 (Input_section_specifier): New class defintion.
71 (class Output_relaxed_input_section) Change base class to
72 Output_section_data_build.
73 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
74 base class initializer.
75 (Output_section::add_relaxed_input_section): New method declaration.
76 (Output_section::Input_section): Change visibility to protected.
77 (Output_section::Input_section::relobj,
78 Output_section::Input_section::shndx): Handle relaxed input sections.
79 Output_section::input_sections) Change visibility to protected. Also
80 define overload to return a non-const pointer.
81 (Output_section::Merge_section_properties): New class defintion.
82 (Output_section::Merge_section_by_properties_map,
83 Output_section::Output_section_data_by_input_section_map,
84 Output_section::Relaxation_map): New types.
85 (Output_section::relax_input_section): Rename method to
86 Output_section::convert_input_sections_to_relaxed_sections and change
87 interface to take a vector of relaxed section pointers.
88 (Output_section::find_merge_section,
89 Output_section::find_relaxed_input_section,
90 Output_section::build_relaxation_map,
91 Output_section::convert_input_sections_in_list_to_relaxed_sections):
92 New method declarations.
93 (Output_section::merge_section_map_
94 Output_section::merge_section_by_properties_map_,
95 Output_section::relaxed_input_section_map_,
96 Output_section::is_relaxed_input_section_map_valid_,
97 Output_section::generate_code_fills_at_write_): New data members.
99 (Output_section_element_input::set_section_addresses): Call
100 current_data_size and addralign methods of relaxed input sections.
101 (Orphan_output_section::set_section_addresses): Call current_data_size
102 and addralign methods of relaxed input sections.
103 * symtab.cc (Symbol_table::compute_final_value): Extract template
104 from the body of Symbol_table::sized_finalize_symbol.
105 (Symbol_table::sized_finalized_symbol): Call
106 Symbol_table::compute_final_value.
107 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
108 (Symbol_table::compute_final_value): New templated method declaration.
109 * target.cc (Target::do_make_output_section): New method defintion.
110 * target.h (Target::make_output_section): New method declaration.
111 (Target::relax): Add more parameters for input objects, symbol table
112 and layout. Adjust call to do_relax.
113 (Target::do_make_output_section): New method declaration.
114 (Target::do_relax): Add parameters for input objects, symbol table
117 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
119 * pread.c: Include stdio.h.
121 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
123 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
126 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
128 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
129 Change read_shndx type to unsigned int.
130 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
132 (Sized_dwarf_line_info::read_line_mappings): Likewise.
133 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
134 Change read_shndx type to unsigned int.
135 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
137 (Sized_dwarf_line_info::read_line_mappings): Likewise.
138 * layout.cc (Layout::create_symtab_sections): Cast the result of
139 local_symcount * symsize to off_t in the gold_assert.
141 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
143 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
144 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
146 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
147 (Arm_relocate_functions::thm_abs5): New function.
148 (Arm_relocate_functions::abs12): New function.
149 (Arm_relocate_functions::abs16): New function.
150 (Arm_relocate_functions::base_abs): New function.
151 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
152 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
153 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
155 (Scan::global): Likewise.
156 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
157 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
158 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
159 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
162 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
164 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
165 (Arm_relocate_functions::movt_prel): New function.
166 (Arm_relocate_functions::thm_movw_prel_nc): New function.
167 (Arm_relocate_functions::thm_movt_prel): New function.
168 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
169 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
170 (Scan::global, Relocate::relocate): Likewise.
171 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
173 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
175 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
177 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
179 (class Incremental_inputs_header): New class.
180 (Incremental_inputs_header_writer): Edit comment.
181 (Incremental_inputs_entry): New class.
182 (Incremental_inputs_entry_writer): Edit comment.
183 (Sized_incremental_binary::do_find_incremental_inputs_section):
184 Add *strtab_shndx parameter, fill it.
185 (Sized_incremental_binary::do_check_inputs): New method.
186 (Incremental_checker::can_incrementally_link_output_file): Use
187 Sized_incremental_binary::check_inputs.
188 (Incremental_inputs::report_command_line): Save command line in
191 (Incremental_binary::find_incremental_inputs_section): New
193 (Incremental_binary::do_find_incremental_inputs_section): Add
194 strtab_shndx parameter.
195 (Incremental_binary::do_check_inputs): New pure virtual method.
196 (Sized_incremental_binary::do_check_inputs): Declare.
197 (Incremental_checker::Incremental_checker): Add incremental_inputs
198 parameter, use it to initialize incremental_inputs_.
199 (Incremental_checker::incremental_inputs_): New field.
200 (Incremental_checker::command_line): New method.
201 (Incremental_checker::inputs): New method.
202 (Incremental_checker::command_line_): New field.
204 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
206 * incremental.cc: Include <cstdarg> and "target-select.h".
207 (vexplain_no_incremental): New function.
208 (explain_no_incremental): New function.
209 (Incremental_binary::error): New method.
210 (Sized_incremental_binary::do_find_incremental_inputs_section): New
212 (make_sized_incremental_binary): New function.
213 (open_incremental_binary): New function.
214 (can_incrementally_link_file): Add checks if output is ELF and has
216 * incremental.h: Include "elfcpp_file.h" and "output.h".
217 (Incremental_binary): New class.
218 (Sized_incremental_binary): New class.
219 (open_incremental_binary): Declare.
220 * object.cc (is_elf_object): Use
221 elfcpp::Elf_recognizer::is_elf_file.
222 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
223 * output.h (Output_file::filesize): New method.
225 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
227 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
229 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
230 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
232 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
234 (Arm_relocate_functions::movw_abs_nc): New function.
235 (Arm_relocate_functions::movt_abs): New function.
236 (Arm_relocate_functions::thm_movw_abs_nc): New function.
237 (Arm_relocate_functions::thm_movt_abs): New function.
238 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
239 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
240 (Scan::global): Likewise.
241 (Relocate::relocate): Likewise.
242 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
244 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
246 * arm.cc (Arm_relocate_functions::got_prel) New function.
247 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
248 (Relocate::relocate): Likewise.
249 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
251 2009-10-06 Ian Lance Taylor <iant@google.com>
253 * options.h (class General_options): Define
254 split_stack_adjust_size parameter.
255 * object.h (class Object): Add uses_split_stack_ and
256 has_no_split_stack_ fields. Add uses_split_stack and
257 has_no_split_stack accessor functions. Declare
258 handle_split_stack_section.
259 (class Reloc_symbol_changes): Define.
260 (class Sized_relobj): Define Function_offsets. Declare
261 split_stack_adjust, split_stack_adjust_reltype, and
263 * object.cc (Object::handle_split_stack_section): New function.
264 (Sized_relobj::do_layout): Call handle_split_stack_section.
265 * dynobj.cc (Sized_dynobj::do_layout): Call
266 handle_split_stack_section.
267 * reloc.cc (Sized_relobj::relocate_sections): Call
268 split_stack_adjust for executable sections in split_stack
269 objects. Pass reloc_map to relocate_section.
270 (Sized_relobj::split_stack_adjust): New function.
271 (Sized_relobj::split_stack_adjust_reltype): New function.
272 (Sized_relobj::find_functions): New function.
273 * target-reloc.h: Include "object.h".
274 (relocate_section): Add reloc_symbol_changes parameter. Change
276 * target.h (class Target): Add calls_non_split method. Declare
277 do_calls_non_split virtual method. Declare match_view and
279 * target.cc: Include "elfcpp.h".
280 (Target::do_calls_non_split): New function.
281 (Target::match_view): New function.
282 (Target::set_view_to_nop): New function.
283 * gold.cc (queue_middle_tasks): Give an error if mixing
284 split-stack and non-split-stack objects with -r.
285 * i386.cc (Target_i386::relocate_section): Add
286 reloc_symbol_changes parameter.
287 (Target_i386::do_calls_non_split): New function.
288 * x86_64.cc (Target_x86_64::relocate_section): Add
289 reloc_symbol_changes parameter.
290 (Target_x86_64::do_calls_non_split): New function.
291 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
293 * powerpc.cc (Target_powerpc::relocate_section): Add
294 reloc_symbol_changes parameter.
295 * sparc.cc (Target_sparc::relocate_section): Add
296 reloc_symbol_changes parameter.
297 * configure.ac: Call AM_CONDITIONAL for the default target.
298 * configure: Rebuild.
299 * testsuite/Makefile.am (TEST_AS): New variable.
300 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
301 (check_DATA): Add split_i386 and split_x86_64 files.
302 (SPLIT_DEFSYMS): Define.
303 (split_i386_[1234n].o): New targets.
304 (split_i386_[124]): New targets.
305 (split_i386_[1234r].stdout): New targets.
306 (split_x86_64_[1234n].o): New targets.
307 (split_x86_64_[124]): New targets.
308 (split_x86_64_[1234r].stdout): New targets.
309 (MOSTLYCLEANFILES): Add new executables.
310 * testsuite/split_i386.sh: New file.
311 * testsuite/split_x86_64.sh: New file.
312 * testsuite/split_i386_1.s: New file.
313 * testsuite/split_i386_2.s: New file.
314 * testsuite/split_i386_3.s: New file.
315 * testsuite/split_i386_4.s: New file.
316 * testsuite/split_i386_n.s: New file.
317 * testsuite/split_x86_64_1.s: New file.
318 * testsuite/split_x86_64_2.s: New file.
319 * testsuite/split_x86_64_3.s: New file.
320 * testsuite/split_x86_64_4.s: New file.
321 * testsuite/split_x86_64_n.s: New file.
322 * testsuite/testfile.cc (Target_test): Update relocation_section
324 * testsuite/Makefile.in: Rebuild.
326 2009-10-06 Ian Lance Taylor <iant@google.com>
328 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
329 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
330 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
331 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
332 the address on ldo_addrs_.
333 (Target_i386::Relocate::fix_up_ldo): New function.
335 2009-10-06 Rafael Espindola <espindola@google.com>
337 * plugin.cc (add_input_library): New.
338 (Plugin::load): Add add_input_library to tv.
339 (Plugin_manager::add_input_file): Add the is_lib argument.
340 (add_input_file): Update call to Plugin_manager::add_input_file.
341 (add_input_library): New.
342 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
344 2009-09-30 Doug Kwan <dougkwan@google.com>
346 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
347 symbol and call Symbol::may_need_copy_reloc to determine if
348 a copy reloc is needed.
349 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
350 nocopyreloc is given in command line.
351 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
352 given in command line.
353 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
354 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
355 of the removed Target_i386::may_need_copy_reloc.
356 * options.h (copyreloc): New option with default value false.
357 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
358 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
359 instead of the removed Target_powerpc::may_need_copy_reloc.
360 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
361 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
362 instead of the removed Target_sparc::may_need_copy_reloc.
363 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
364 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
365 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
366 instead of the removed Target_x86_64::may_need_copy_reloc.
368 2009-09-30 Ian Lance Taylor <iant@google.com>
370 * object.h (class Object): Remove target_ field, and target,
371 sized_target, and set_target methods.
372 (Object::sized_target): Remove.
373 (class Sized_relobj): Update declarations. Remove sized_target.
374 * object.cc (Sized_relobj::setup): Remove target parameter.
376 (Input_objects::add_object): Don't do anything with the target.
377 (make_elf_sized_object): Add punconfigured parameter. Change all
378 callers. Set or test parameter target.
379 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
381 * parameters.cc (Parameters::set_target): Change parameter type to
383 (Parameters::default_target): Remove.
384 (set_parameters_target): Change parameter type to be non-const.
385 (parameters_force_valid_target): New function.
386 (parameters_clear_target): New function.
387 * parameters.h (class Parameters): Update declarations. Remove
388 default_target method. Add sized_target and clear_target
389 methods. Change target_ to be non-const.
390 (set_parameters_target): Update declaration.
391 (parameters_force_valid_target): Declare.
392 (parameters_clear_target): Declare.
393 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
394 as NULL if we aren't searching.
395 (Add_symbols::run): Don't check for compatible target.
396 * fileread.cc (Input_file::open_binary): Call
397 parameters_force_valid_target.
398 * gold.cc (queue_middle_tasks): Likewise.
399 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
400 set_target on object.
401 * dynobj.h (class Sized_dynobj): Update declarations.
402 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
403 make_elf_object returns NULL.
404 (Archive::include_member): Don't check whether object target is
406 * output.cc (Output_section::add_input_section): Get target from
408 (Output_section::relax_input_section): Likewise.
409 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
411 (Sized_relobj::do_scan_relocs): Likewise.
412 (Sized_relobj::relocate_sections): Likewise.
413 * resolve.cc (Symbol_table::resolve): Likewise.
414 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
415 parameter. Change all callers.
416 (Symbol_table::add_from_object): Get target from parameters.
417 (Symbol_table::add_from_relobj): Don't check object target.
418 (Symbol_table::add_from_dynobj): Likewise.
419 (Symbol_table::define_special_symbol): Get target from
421 * symtab.h (class Symbol_table): Update declaration.
422 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
423 parameter. Change all callers. Clear parameter target.
424 (Binary_test): Test target here.
425 * testsuite/object_unittest.cc (gold_testsuite): Remove
426 target_test_pointer parameter. Change all callers.
427 (Object_test): Test target here.
429 2009-09-26 Ian Lance Taylor <iant@google.com>
431 * testsuite/initpri1.c: Don't try to use constructor priorities if
432 compiling with gcc before 4.3.
434 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
436 * testsuite/retain_symbols_file_test.sh (check_present): Change
437 output file name to retain_symbols_file_test.stdout.
438 (check_absent): Likewise.
440 2009-09-18 Craig Silverstein <csilvers@google.com>
442 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
443 * options.cc: Include <cerrno> and <fstream>.
444 (General_options::finalize): Parse -retain-symbols-file tag.
445 * options.h: New flag.
446 (General_options): New method should_retain_symbol, new
447 variable symbols_to_retain.
448 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
449 should_retain_symbol map.
450 * testsuite/Makefile.am (retain_symbols_file_test): New test.
451 * testsuite/Makefile.in: Regenerate.
452 * testsuite/retain_symbols_file_test.sh: New file.
454 2009-09-18 Nick Clifton <nickc@redhat.com>
456 * po/es.po: Updated Spanish translation.
458 2009-09-17 Doug Kwan <dougkwan@google.com>
460 * debug.h (DEBUG_RELAXATION): New constant.
461 (DEBUG_ALL): Add DEBUG_RELAXATION.
462 (debug_string_to_enum): Add relaxation debug option.
464 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
465 Layout::Relaxation_debug_check::read_sections,
466 Layout::Relaxation_debug_check::read_sections): New method definitions.
467 (Layout::Layout): Initialize data members
468 record_output_section_data_from_scrips_,
469 script_output_section_data_list_ and relaxation_debug_check_.
470 (Layout::save_segments, Layout::restore_segments,
471 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
472 Layout::relaxation_loop_body): New method definitions.
473 (Layout::finalize): Support relaxation. Move section layout code to
474 Layout::relaxation_loop_body.
475 (Layout::set_asection_address_from_script): Move code for orphan
476 section placement out.
477 (Layout::place_orphan_sections_in_script): New method definition.
478 * layout.h (Output_segment_headers, Output_file_header):
479 New forward class declarations.
480 (Layout::~Layout): Define.
481 (Layout::new_output_section_data_from_script): New method definition.
482 (Layout::place_orphan_sections_in_script): New method declaration.
483 (Layout::Segment_states): New type declaration.
484 (Layout::save_segments, Layout::restore_segments,
485 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
486 Layout::relaxation_loop_body): New method declarations.
487 (Layout::Output_section_data_list): New type declaration.
488 (Layout::Relaxation_debug_check): New class definition.
489 (Layout::record_output_section_data_from_script_,
490 Layout::script_output_section_data_list_, Layout::segment_states_,
491 Layout::relaxation_debug_check_): New data members.
492 * output.cc: (Output_section_headers::do_size): New method definition.
493 (Output_section_headers::Output_section_headers): Move size
494 computation to Output_section_headers::do_size.
495 (Output_segment_headers::do_size): New method definition.
496 (Output_file_header::Output_file_header): Move size computation to
497 Output_file_header::do_size and call it.
498 (Output_file_header::do_size): New method definition.
499 (Output_data_group::Output_data_group): Adjust call to
501 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
502 (Output_symtab_xindex::do_write): Add array bound check.
503 (Output_section::Input_section::print_to_mapfile): Handle
504 RELAXED_INPUT_SECTION_CODE.
505 (Output_section::Output_section): Initialize data member checkpoint_.
506 (Output_section::~Output_section): Delete checkpoint object pointed
508 (Output_section::add_input_section): Always add an Input_section if
510 (Output_section::add_merge_input_section): Add assert.
511 (Output_section::relax_input_section): New method definition.
512 (Output_section::set_final_data_size): Set load address to zero for
513 an unallocated section.
514 (Output_section::do_address_and_file_offset_have_reset_values):
515 New method definition.
516 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
517 Handle relaxed input section.
518 (Output_section::sort_attached_input_sections): Checkpoint input
520 (Output_section::get_input_sections): Change type of input_sections to
521 list of Simple_input_section pointers. Checkpoint input section list
522 lazily. Also handle relaxed input sections.
523 (Output_section::add_input_section_for_script): Take a reference to
524 a Simple_input_section object instead of Relobj pointer and section
525 index as parameter. Handle relaxed input sections.
526 (Output_section::save_states, Output_section::restore_states): New
528 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
529 (Output_data::is_data_size_fixed): New method definition.
530 (Output_data::reset_addresss_and_file_offset): Do not reset data size
532 (Output_data::address_and_file_offset_have_reset_values): New method
534 (Output_data::do_address_and_file_offset_have_reset_values): New method
536 (Output_data::set_data_size): Check that data size is not fixed.
537 (Output_data::fix_data_size): New method definition.
538 (Output_data::is_data_size_fixed_): New data member.
539 (Output_section_headers::set_final_data_size): New method definition.
540 (Output_section_headers::do_size): New method declaration.
541 (Output_segment_headers::set_final_data_size): New method definition.
542 (Output_segment_headers::do_size): New method declaration.
543 (Output_file_header::set_final_data_size)::New method definition.
544 (Output_file_header::do_size)::New method declaration.
545 (Output_section_data::Output_section_data): Add new parameter
546 is_data_size_fixed and use it to fix data size.
547 (Output_data_const::Output_data_const): Adjust call to base class
548 constructor and fix data size.
549 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
550 base class constructor and fix data size.
551 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
552 base class constructor and fix data size.
553 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
554 class constructor and fix data size.
555 (Output_data_group::set_final_data_size): New method definition.
556 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
557 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
558 class constructor and fix data size.
559 (Output_relaxed_input_section): New class definition.
560 (Output_section::Simple_input_section): New class definition.
561 (Output_section::get_input_sections): Adjust parameter list.
562 (Output_section::add_input_section_for_script): Same.
563 (Output_section::save_states, Output_section::restore_states,
564 Output_section::do_address_and_file_offset_have_reset_values,
565 (Output_section::Input_section::Input_section): Handle
566 RELAXED_INPUT_SECTION_CODE. Add new overload for
567 Output_relaxed_input_section.
568 (Output_section::Input_section::is_input_section,
569 Output_section::Input_section::set_output_section): Handle relaxed
571 (Output_section::Input_section::is_relaxed_input_section,
572 Output_section::Input_section::output_section_data,
573 Output_section::Input_section::relaxed_input_section): New method
575 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
577 (Output_section::Input_section::u1_): Update comments.
578 (Output_section::Input_section::u2_): Add new union member poris.
579 (Output_section::Checkpoint_output_section): New classs definition.
580 (Output_section::relax_input_section): New method declaration.
581 (Output_section::checkpoint_): New data member.
582 (Output_segment): Update comments.
583 (Output_segment::Output_segment): Un-privatize copy constructor.
584 (Output_segment::operator=): Un-privatize.
585 * script-sections.cc (Output_section_element::Input_section_list):
586 Change element type to Output_section::Simple_input_section.
587 (Output_section_element_dot_assignment::set_section_addresses):
588 Register output section data for relaxation clean up.
589 (Output_data_exression::Output_data_expression): Adjust call to base
590 constructor to fix data size.
591 (Output_section_element_data::set_section_addresses): Register
592 Output_data_expression object for relaxation clean up.
593 (struct Input_section_info): Replace Relobj pointer and section index
594 pair with Output_section::Simple_input_section and Convert struct to a
596 (Input_section_sorter::operator()): Adjust access to
597 Input_section_info data member to use accessors.
598 (Output_section_element_input::set_section_addresses): Use layout
599 parameter. Adjust code to use Output_section::Simple_input_section
600 and Input_secction_info classes. Register filler for relaxation
602 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
603 and section index pair with Output_section::Simple_input_section
604 class. Adjust code accordingly.
605 (Phdrs_element::release_segment): New method definition.
606 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
608 (Script_sections::release_segments): New method definition.
609 * gold/script-sections.h (Script_sections::release_segments): New
611 * gold/target.h (Target::may_relax, Target::relax,
612 Target::do_may_relax, Target::do_relax): New method definitions.
614 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
616 * arm.cc (has_signed_unsigned_overflow): New function.
617 (Arm_relocate_functions::abs8): New function.
618 (Target_arm::Scan::local): Handle R_ARM_ABS8.
619 (Target_arm::Scan::global): Likewise.
620 (Target_arm::relocate::relocate): Likewise.
621 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
624 2009-09-16 Cary Coutant <ccoutant@google.com>
626 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
627 * testsuite/Makefile.in: Regenerate.
629 2009-09-11 Nick Clifton <nickc@redhat.com>
631 * po/gold.pot: Updated by the Translation project.
633 2009-09-08 Cary Coutant <ccoutant@google.com>
635 * output.cc (Output_file::open): Add execute permission to empty file.
636 * testsuite/Makefile.am (permission_test): New test.
637 * testsuite/Makefile.in: Regenerate.
639 2009-09-02 Ian Lance Taylor <iant@google.com>
641 * output.cc (Output_file::resize): Call map_no_anonymous rather
644 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
646 * gold.cc: Include "incremental.h".
647 (queue_initial_tasks): Call Incremental_checker methods.
648 * incremental.cc: Include "output.h".
649 (Incremental_checker::can_incrementally_link_output_file): New
651 * incremental.h (Incremental_checker): New class.
653 * output.cc (Output_file::open_for_modification): New method.
654 (Output_file::map_anonymous): Changed return type to bool. Record
656 (Output_file::map_no_anonymous): New method, broken out of map.
657 (Output_file::map): Use map_no_anonymous and map_anonymous.
658 * output.h (class Output_file): Update declarations.
660 2009-08-24 Cary Coutant <ccoutant@google.com>
662 * options.h (Command_line::Pre_options): New class.
663 (Command_line::pre_options): New member.
664 * options.cc (gold::options::ready_to_register): New variable.
665 (One_option::register_option): Do nothing if not registering options.
666 Assert if same short option registered twice.
667 (General_options::General_options): Turn off option registration when
669 (Command_line::Pre_options::Pre_options): New constructor.
671 2009-08-24 Cary Coutant <ccoutant@google.com>
673 * options.h (General_options::no_keep_memory): Remove incorrect
676 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
678 * Makefile.am (am__skiplex, am__skipyacc): New.
679 * Makefile.in: Regenerate.
681 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
683 * Makefile.am (AM_CPPFLAGS): Renamed from ...
684 (INCLUDES): ... this.
685 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
686 (AM_CPPFLAGS): Renamed from ...
688 * Makefile.in, testsuite/Makefile.in: Regenerate.
690 * Makefile.in: Regenerate.
691 * aclocal.m4: Likewise.
692 * config.in: Likewise.
693 * configure: Likewise.
694 * testsuite/Makefile.in: Likewise.
696 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
697 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
698 * Makefile.in: Regenerate.
699 * testsuite/Makefile.in: Regenerate.
701 2009-08-19 Cary Coutant <ccoutant@google.com>
703 * resolve.cc (Symbol_table::resolve): Don't complain about defined
704 symbols in shared libraries overridden by hidden or internal symbols
707 2009-08-19 Chris Demetriou <cgd@google.com>
709 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
710 checking source file names in error messages.
712 2009-08-18 Doug Kwan <dougkwan@google.com>
714 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
715 an elcpp::Ehdr as parameter. Adjust call to set_target.
716 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
717 an elfcpp::Ehdr as parameter.
718 * object.cc (Object::set_target): Remove the version that looks up
719 a target and sets it.
720 (Sized_relobj::setup): Take a Target object instead of
721 an elfcpp::Ehdr as parameter. Adjust call to set_target.
722 (make_elf_sized_object): Find target and ask target to
724 * object.h: (Object::set_target): Remove the version that looks up
725 a target and sets it.
726 (Sized_relobj::setup): Take a Target object instead of
727 an elfcpp:Ehdr as parameter.
728 * target.cc: Include dynobj.h.
729 (Target::do_make_elf_object_implementation): New.
730 (Target::do_make_elf_object): New.
731 * target.h (Target::make_elf_object): New template declaration.
732 (Target::do_make_elf_object): New method declarations.
733 (Target::do_make_elf_object_implementation): New template declaration.
735 2009-08-14 Ian Lance Taylor <iant@google.com>
737 * gold.h (FUNCTION_NAME): Define.
738 (gold_unreachable): Use FUNCTION_NAME.
740 2009-08-12 Sriraman Tallam <tmsriram@google.com>
742 * icf.cc (Icf::find_identical_sections): Issue a warning when a
743 symbol in the --keep-unique list is not found.
745 2009-08-12 Sriraman Tallam <tmsriram@google.com>
747 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
748 been maked as --keep-unique.
749 (Icf::unfold_section): New function.
750 * icf.h (Icf::unfold_section): New function.
751 * options.h (General_options::keep_unique): New option.
752 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
753 * testsuite/Makefile.in: Regenerate.
754 * testsuite/icf_keep_unique_test.sh: New file.
755 * testsuite/icf_keep_unique_test.cc: New file.
757 2009-08-12 Cary Coutant <ccoutant@google.com>
760 * resolve.cc (Symbol_table::resolve): Check for references from
761 dynamic objects to hidden and internal symbols.
762 * testsuite/Makefile.am (hidden_test.sh): New test.
763 * testsuite/Makefile.in: Regenerate.
764 * testsuite/hidden_test.sh: New script.
765 * testsuite/hidden_test_1.c: New test source.
766 * testsuite/hidden_test_main.c: New test source.
768 2009-08-11 Doug Kwan <dougkwan@google.com>
770 * arm.cc: Update comments.
771 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
772 segment to locate the .ARM.exidx section if present.
774 2009-08-09 Doug Kwan <dougkwan@google.com>
776 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
779 2009-08-07 Sriraman Tallam <tmsriram@google.com>
780 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
783 2009-08-06 Sriraman Tallam <tmsriram@google.com>
785 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
786 valid tls_segment only for non-debug-section relocations.
787 * testsuite/Makefile.am: Add gc_tls_test.
788 * testsuite/Makefile.in: Regenerate.
789 * testsuite/gc_tls_test.cc: New file.
790 * testsuite/gc_tls_test.sh: New file.
792 2009-08-05 Sriraman Tallam <tmsriram@google.com>
796 * Makefile.am (CCFILES): Add icf.cc.
798 * Makefile.in: Regenerate.
799 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
800 * gc.h (gc_process_relocs): Populate lists used by icf to contain
801 section, symbol and addend information for the relocs.
802 * gold.cc (queue_middle_tasks): Call identical code folding.
803 * gold.h: Add defines for multimap.
804 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
805 to the call of finalize_local_symbols.
806 * main.cc (main): Create object of class Icf.
807 * object.cc (Sized_relobj::do_layout): Allow this function to be
808 called twice during icf.
809 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
810 to sections marked as identical by icf.
811 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
813 (Sized_relobj::do_section_entsize): New function.
814 * object.h (Object::section_entsize): New function.
815 (Object::do_section_entsize): New pure virtual function.
816 (Relobj::finalize_local_symbols): Add new parameter.
817 (Relobj::do_section_entsize): New function.
818 * options.h (General_options::icf): New option.
819 (General_options::icf_iterations): New option.
820 (General_options::print_icf_sections): New option.
821 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
822 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
823 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
825 * symtab.cc (Symbol_table::is_section_folded): New function.
826 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
827 to sections marked as identical by icf.
828 * symtab.h (Symbol_table::set_icf): New function.
829 (Symbol_table::icf): New function.
830 (Symbol_table::is_section_folded): New function.
831 (Symbol_table::icf_): New data member.
832 * target-reloc.h (relocate_section): Ignore sections folded by icf.
833 * testsuite/Makefile.am: Add commands to build icf_test.
834 * testsuite/Makefile.in: Regenerate.
835 * testsuite/icf_test.sh: New file.
836 * testsuite/icf_test.cc: New file.
838 2009-07-24 Chris Demetriou <cgd@google.com>
840 * layout.cc (is_compressible_debug_section): Fix incorrect
841 comment about compressed section names.
843 2009-07-20 Ian Lance Taylor <ian@airs.com>
846 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
848 2009-07-16 Ian Lance Taylor <iant@google.com>
851 * layout.h: #include <map>.
852 (class Kept_section): Change from struct to class. Add accessors
853 and setters. Add section size to Comdat_group mapping. Change
854 Comdat_group to std::map. Add is_comdat_ field. Add
855 linkonce_size field in union.
856 (class Layout): Update declaration of find_or_add_kept_section.
857 Don't declare find_kept_object.
858 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
859 parameter. Add object, shndx, is_comdat, and is_group_name
860 parameters. Change all callers. Adjust for new Kept_section.
861 (Layout::find_kept_object): Remove.
862 * object.cc (Sized_relobj::include_section_group): Update use of
863 Kept_section. Rename secnum to shndx. Only record
864 Kept_comdat_section if sections are the same size.
865 (Sized_relobj::include_linkonce_section): Update use of
866 Kept_section. Only record Kept_comdat_section if sections are the
867 same size. Set size of linkonce section.
868 (Sized_relobj::map_to_kept_section): Update call to
869 get_kept_comdat_section.
870 * object.h (class Sized_relobj): Rename fields in
871 Kept_comdat_section to drop trailing underscores; change object
872 field to Relobj*. Change Kept_comdat_section_table to store
873 struct rather than pointer.
874 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
875 Add kept_object and kept_shndx parameters. Change all callers.
876 (Sized_relobj::get_kept_comdat_section): Change return type to
877 bool. Add kept_object and kept_shndx parameters. Change all
879 * plugin.cc (Pluginobj::include_comdat_group): Update call to
880 Layout::find_or_add_kept_section.
882 2009-07-09 Ian Lance Taylor <iant@google.com>
884 * merge.cc (Object_merge_map::initialize_input_to_output_map):
885 Reserve space in the hash table.
887 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
889 * fileread.cc (File_read::get_mtime): New method.
890 * fileread.h (Timespec): New structure.
891 (File_read::get_mtime): New method.
892 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
893 Renamed from timestamp_nsec.
894 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
896 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
898 (Incremental_inputs::report_archive): Save mtime; style fix.
899 (Incremental_inputs::report_obejct): Save mtime; style fix.
900 (Incremental_inputs::report_script): Save mtime; style fix.
901 (Incremental_inputs::finalize_inputs): Style fix.
902 (Incremental_inputs::finalize): Style fix.
903 (Incremental_inputs::create_input_section_data): Store inputs
905 * incremental.h (Incremental_inputs::report_script): Add mtime
907 (Incremental_inputs::Input_info::Input_info): Intialize only one
909 (Incremental_inputs::Input_info::archive): Move to nameless
911 (Incremental_inputs::Input_info::obejct): Move to nameless union.
912 (Incremental_inputs::Input_info::script): Move to nameless union.
913 (Incremental_inputs::mtime): New field.
914 * script.cc (read_input_script): Pass file mtime to
916 * script.h (Script_info::inputs): Style fix.
918 2009-07-01 Ian Lance Taylor <ian@airs.com>
920 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
923 2009-06-24 Ian Lance Taylor <iant@google.com>
926 * layout.cc (Layout::choose_output_section): If we find an
927 existing section, update the flags.
928 (Layout::create_notes): New function, broken out of
930 (Layout::finalize): Don't create note sections.
931 (Layout::create_note): Don't crash if linker script discards
933 (Layout::create_gold_note): Likewise.
934 (Layout::create_build_id): Likewise. Don't set
935 after_input_sections on the section.
936 (Layout::create_executable_stack_info): Remove target parameter.
938 * layout.h (class Layout): Declare create_notes. Update
939 declaration of create_executable_stack_info.
940 * gold.cc (queue_middle_tasks): Call create_notes.
941 * output.cc (Output_section::update_flags_for_input_section): Move
942 here from output.h. If SHF_ALLOC flag is newly set, mark address
944 * output.h (Output_data::mark_address_invalid): New function.
945 (class Output_section): Only declare, not define,
946 update_flags_for_input_section. Remove set_flags.
948 2009-06-24 Ian Lance Taylor <iant@google.com>
950 * script-sections.cc (Output_section_definition::
951 set_section_addresses): Rename shadowing local load_address to
954 2009-06-24 Ian Lance Taylor <iant@google.com>
957 * reloc.cc (relocate_sections): Skip empty relocation sections.
959 2009-06-23 Ian Lance Taylor <iant@google.com>
962 * layout.cc (Layout::create_note): Use choose_output_section
963 rather than make_output_section.
965 2009-06-23 Ian Lance Taylor <iant@google.com>
968 * options.cc (General_options::parse_V): Set printed_version_.
969 (General_options::General_options): Initialize printed_version_.
970 * options.h (class General_options): Add printed_version_ field.
971 * gold.cc (queue_initial_tasks): If there are no input files,
972 don't give a fatal error if we printed the version information.
973 (queue_middle_tasks): If using -r with a shared object, give a
974 fatal error rather than an ordinary error.
976 2009-06-23 Ian Lance Taylor <iant@google.com>
979 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
980 (Layout::make_output_section): Set have_stabstr_section_ if we see
982 (Layout::finalize): Call link_stabs_sections.
983 (Layout::link_stabs_sections): New file.
984 * layout.h (class Layout): Add have_stabstr_section_ field.
985 Declare link_stabs_sections.
987 2009-06-23 Doug Kwan <dougkwan@google.com>
989 * Makefile.am (libgold_a_LIBADD): New.
990 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
991 * Makefile.in: Regenerate.
992 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
993 * configure: Regenerate.
994 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
995 * fileread.cc: Include sys/state.h
996 * gold.h: Declare memmem and strndup if found missing.
997 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
999 2009-06-23 Ian Lance Taylor <iant@google.com>
1001 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1002 * configure: Rebuild.
1004 2009-06-23 Ian Lance Taylor <iant@google.com>
1007 * object.cc (Object::section_contents): Don't try to get a view if
1008 the section has length zero.
1009 (Object::handle_gnu_warning_section): If the section is empty, use
1010 the name of the section as the warning.
1012 2009-06-23 Ian Lance Taylor <iant@google.com>
1015 * stringpool.h (class Stringpool_template): Add optimize_ field.
1016 (Stringpool_template::set_optimize): New function.
1017 * stringpool.cc (Stringpool_template::Stringpool_template):
1018 Initialize optimize_ field.
1019 (Stringpool_template::set_string_offsets): Test local optimize
1020 fild rather than parameter.
1021 * layout.cc (Layout::Layout): Call set_optimize on the section
1024 2009-06-22 Ian Lance Taylor <iant@google.com>
1027 * yyscript.y: Parse TARGET.
1028 * script.cc (script_set_target): New function.
1029 * script-c.h (script_set_target): Declare.
1030 * options.cc (General_options::string_to_object_format): Rename
1031 from string_to_object_format in anonymous namespace. Change
1033 * options.h (class General_options): Declare
1034 string_to_object_format.
1036 2009-06-22 Ian Lance Taylor <iant@google.com>
1038 * script-sections.cc (Script_sections::create_segments): Don't put
1039 program headers in a PT_LOAD segment if -n or -N.
1041 2009-06-22 Ian Lance Taylor <iant@google.com>
1044 * options.h (class General_options): Add -z lazy and -z now. Sort
1045 -z options into alphabetical order.
1046 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1048 2009-06-21 Ian Lance Taylor <iant@google.com>
1050 * layout.cc (Layout::make_output_section): Call
1051 Target::new_output_section.
1052 (Layout::attach_allocated_section_to_segment): Put large section
1053 sections in a separate load segment with the large segment flag
1055 (Layout::segment_precedes): Sort large data segments after other
1057 (align_file_offset): New static function.
1058 (Layout::set_segment_offsets): Use align_file_offset.
1059 * output.h (class Output_section): Add is_small_section_ and
1060 is_large_section_ fields.
1061 (Output_section::is_small_section): New function.
1062 (Output_section::set_is_small_section): New function.
1063 (Output_section::is_large_section): New function.
1064 (Output_section::set_is_large_section): New function.
1065 (Output_section::is_large_data_section): New function.
1066 (class Output_segment): Add is_large_data_segment_ field.
1067 (Output_segment::is_large_data_segment): New function.
1068 (Output_segment::set_is_large_data_segment): New function.
1069 * output.cc (Output_section::Output_section): Initialize new
1071 (Output_segment::Output_segment): Likewise.
1072 (Output_segment::add_output_section): Add assertion that large
1073 data sections always go in large data segments. Force small data
1074 sections to the end of the list of data sections. Force small BSS
1075 sections to the start of the list of BSS sections. For large BSS
1076 sections to the end of the list of BSS sections.
1077 * symtab.h (class Symbol): Declare is_common_shndx.
1078 (Symbol::is_defined): Check Symbol::is_common_shndx.
1079 (Symbol::is_common): Likewise.
1080 (class Symbol_table): Define enum Commons_section_type. Update
1081 declarations. Add small_commons_ and large_commons_ fields.
1082 * symtab.cc (Symbol::is_common_shndx): New function.
1083 (Symbol_table::Symbol_table): Initialize new fields.
1084 (Symbol_table::add_from_object): Put small and large common
1085 symbols in the right list.
1086 (Symbol_table::sized_finalized_symbol): Check
1087 Symbol::is_common_shndx.
1088 (Symbol_table::sized_write_globals): Likewise.
1089 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1090 common symbol lists. Don't call do_allocate_commons_list if the
1092 (Symbol_table::do_allocate_commons_list): Remove is_tls
1093 parameter. Add comons_section_type parameter. Change all
1094 callers. Handle small and large common symbols.
1095 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1096 Symbol::is_common_shndx.
1097 * resolve.cc (symbol_to_bits): Likewise.
1098 * target.h (Target::small_common_shndx): New function.
1099 (Target::small_common_section_flags): New function.
1100 (Target::large_common_shndx): New function.
1101 (Target::large_common_section_flags): New function.
1102 (Target::new_output_section): New function.
1103 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1104 small_common_section_flags, and large_common_section_flags
1106 (Target::do_new_output_section): New virtual function.
1107 * arm.cc (Target_arm::arm_info): Initialize new fields.
1108 * i386.cc (Target_i386::i386_info): Likewise.
1109 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1111 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1112 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1113 (Target_x86_64::do_new_output_section): New function.
1114 * configure.ac: Define conditional MCMODEL_MEDIUM.
1115 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1116 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1117 (large_LDFLAGS): Define.
1118 * testsuite/large.c: New file.
1119 * testsuite/testfile.cc (Target_test::test_target_info):
1120 Initialize new fields.
1121 * configure, testsuite/Makefile.in: Rebuild.
1123 2009-06-05 Doug Kwan <dougkwan@google.com>
1125 * Makefile.am (CCFILES): Add target.cc.
1126 * Makefile.in: Regenerate.
1127 * i386.cc (class Target_i386): Define new virtual method to
1128 override do_is_local_label_name in parent.
1129 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1130 local symbols if --discard-locals or -X is given.
1131 * options.h (class General_options): Declare new options
1132 '--discard-locals' and '-X' for discarding locals.
1133 * target.h (class Target): Define new methods is_local_label_name.
1134 Declare new virtual method do_is_local_label_name.
1135 * target.cc: New file.
1136 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1137 (check_SCRIPTS): Add discard_locals_test.sh.
1138 (check_DATA): Add discard_local_tests.syms.
1139 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1140 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1141 * testsuite/Makefile.in: Regenerate.
1142 * testsuite/discard_locals_test.c: New file.
1143 * testsuite/discard_locals_test.sh: Same.
1145 2009-06-05 Doug Kwan <dougkwan@google.com>
1147 * object.cc (Sized_relobj::Sized_relobj): Initialize
1148 discarded_eh_frame_shndx_ to -1U.
1149 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1151 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1152 a discarded .eh_frame section.
1153 (Sized_relobj::do_finalize_local_symbols): Ditto.
1154 * object.h (class Sized_relobj): Declare new member
1155 discarded_eh_frame_shndx_.
1156 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1157 (local_labels_test.o, local_labels_test): New rules.
1158 * testsuite/Makefile.in: Regenerate.
1160 2009-06-04 Doug Kwan <dougkwan@google.com>
1162 * layout.cc (Layout::section_name_mapping): Add mapping for
1163 special ARM sections.
1165 2009-06-03 Doug Kwan <dougkwan@google.com>
1167 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1168 (utils::has_overflow): Same.
1170 2009-06-03 Ian Lance Taylor <iant@google.com>
1172 * layout.cc (Layout::section_name_mapping): New array, replacing
1173 Layout::linkonce_mapping.
1174 (Layout::section_name_mapping_count): New variable, replacing
1175 Layout::linkonce_mapping_count.
1176 (Layout::linkonce_output_name): Remove.
1177 (Layout::output_section_name): Rewrite.
1178 * layout.h (class Layout): Rename Linkonce_mapping to
1179 Section_name_mapping, linkonce_mapping to section_name_mapping,
1180 linkonce_mapping_count to section_name_mapping_count. Don't
1181 declare linkonce_output_name.
1183 2009-06-03 Doug Kwan <dougkwan@google.com>
1185 * gold/arm.cc (namespace utils): New.
1186 (Target_arm::reloc_is_non_pic): Define new method.
1187 (class Arm_relocate_functions): New.
1188 (Target_arm::Relocate::relocate): Handle relocation types used by
1191 2009-06-03 Ian Lance Taylor <iant@google.com>
1193 * arm.cc (Target_arm::scan::global): Use || instead of |.
1195 2009-06-02 Doug Kwan <dougkwan@google.com>
1197 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1198 issued_non_pic_error_.
1199 (class Target_arm::Scan): Declare new method check_non_pic.
1200 Define new method symbol_needs_plt_entry.
1201 Declare new data member issued_non_pic_error_.
1202 (class Target_arm::Relocate): Declare new method
1203 should_apply_static_reloc.
1204 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1205 (Target_arm::Scan::check_non_pic): Define new method.
1206 (Target_arm::Scan::local): Handle a small subset of reloc types used
1208 (Target_arm::Scan::local): Same.
1209 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1211 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1213 * incremental.cc (Incremental_inputs::report_command_line): Filter
1214 out --incremental-* options.
1216 2009-05-29 Doug Kwan <dougkwan@google.com>
1218 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1220 (class Target_arm): Update comment.
1221 (Target_arm::Target_arm): Initialize new data members GOT_,
1222 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1223 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1224 and Target_arm::rel_dyn_section.
1225 Declare new_enum Target_arm::Got_type.
1226 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1228 Update commments for member do_dynsym_value.
1229 (Target_arm::got_size, Target_arm::plt_section,
1230 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1231 new methods inside class defintion.
1232 (Target_arm::got_section): Define new method.
1233 (Target_arm::rel_dyn_section): Same.
1234 (Output_data_plt_arm): New template class.
1235 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1236 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1237 (Output_data_plt_arm::add_entry): Same.
1238 (Output_data_plt_arm::first_plt_entry): Define new
1239 static data member for PLT instruction template.
1240 (Output_data_plt_arm::plt_entry): Same.
1241 (Output_data_plt_arm::do_write): Define new method.
1242 (Target_arm::make_plt_entry): Same.
1243 (Target_arm::do_finalize_sections): Same.
1244 (Target_arm::do_dynsym_value): Same.
1246 2009-05-28 Doug Kwan <dougkwan@google.com>
1248 * Makefile.am (TARGETSOURCES): Add arm.cc.
1249 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1250 * Makefile.in: Regenerate.
1252 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1254 2009-05-26 Doug Kwan <dougkwan@google.com>
1256 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1257 (General_options::check_excluded_libs): Strip off directories in
1258 archive name before matching like GNU ld does.
1259 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1260 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1261 (exclude_libs_test_LDFLAGS): Add linker option
1262 -Wl,--exclude-libs,libexclude_libs_test_3
1263 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1264 an explicit archive without using -l.
1265 (alt/libexclude_libs_test_3.a): New make rule.
1266 * testsuite/Makefile.in: Regenerate.
1267 * testsuite/exclude_libs_test.c : Declare lib3_default().
1269 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1270 * exclude_libs_test_3.c: New file.
1272 2009-05-26 Nick Clifton <nickc@redhat.com>
1274 * po/id.po: New Indonesian translation.
1275 * po/gold.pot: Updated template file.
1277 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1279 * testsuite/Makefile.am: Add -ffunction-sections to compile
1280 gc_comdat_test files. Add -Wl,--gc-sections to build
1282 * testsuite/Makefile.in: Regenerate.
1283 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1285 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1287 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1288 kept comdat section was garbage collected.
1289 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1290 * testsuite/Makefile.in: Regenerate.
1291 * testsuite/gc_comdat_test.sh: New file.
1292 * testsuite/gc_comdat_test_1.cc: New file.
1293 * testsuite/gc_comdat_test_2.cc: New file.
1295 2009-05-19 Doug Kwan <dougkwan@google.com>
1297 * archive.cc (Archive::Archive): Move constructor from archive.h
1298 to here. Initialize no_export_.
1299 (Archive::get_elf_object_for_member): Set no_export flag of object.
1300 * archive.h (Archive::Archive): Move constructor body to
1302 (Archive::no_export): New method.
1303 (Archive::no_export_): New field.
1304 * object.h (Object::Object): Initialize no_export_ to false.
1305 (Object::no_export, Object::set_no_export): New methods.
1306 (Object::no_export_): New field.
1307 * options.cc (General_options::parse_exclude_libs): New method.
1308 (General_options::check_excluded_libs) Same.
1309 * options.h (exclude_libs): New option.
1310 (General_options::check_excluded_libs): New method declaration.
1311 (General_options::excluded_libs_): New field.
1312 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1313 default or protected visibility if an object has no-export flag set.
1314 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1315 (check_SCRIPTS): Add exclude_libs_test.sh.
1316 (check_DATA): Add exclude_libs_test.syms.
1317 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1318 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1319 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1320 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1321 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1322 libexclude_libs_test_2.a): New rules.
1323 * testsuite/Makefile.in: Regenerate.
1324 * testsuite/exclude_libs_test.c: New file.
1325 * testsuite/exclude_libs_test.sh: Ditto.
1326 * testsuite/exclude_libs_test_1.c: Ditto.
1327 * testsuite/exclude_libs_test_2.c: Ditto.
1329 2009-05-15 Ian Lance Taylor <iant@google.com>
1331 * configure.ac: Check for declarations for cases where libiberty.h
1332 checks HAVE_DECL_xxx.
1333 * configure, config.in: Rebuild.
1335 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1337 * gold.h (Incremental_argument_list): Remove (invalid) forward
1339 * incremental.cc (Incremental_inputs::report_achive): New method.
1340 (Incremental_inputs::report_object): New method.
1341 (Incremental_inputs::report_script): New method.
1342 (Incremental_inputs::finalize_inputs): New method.
1343 (Incremental_inputs::finalize): Call finalize_inputs().
1344 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1345 Create inputs entries.
1346 * incremental.h (Incremental_input_type): New enum.
1347 (Incremental_inputs::Incremental_input): Initialize new fields.
1348 (Incremental_inputs::report_inputs): New method.
1349 (Incremental_inputs::report_achive): New method.
1350 (Incremental_inputs::report_object): New method.
1351 (Incremental_inputs::report_script): New method.
1352 (Incremental_inputs::finalize_inputs): New method.
1353 (Incremental_inputs::Input_info): New struct.
1354 (Incremental_inputs::Input_info_map): New typedef.
1355 (Incremental_inputs::lock_): New field.
1356 (Incremental_inputs::Inputs_): New field.
1357 (Incremental_inputs::Inputs_map): New field.
1358 * main.cc (main): Call Incremental_input::report_inputs.
1359 * options.h (Input_argument_list): Typedef moved from
1361 (Input_file_group::Files): Remove, use ::Input_argument_list.
1362 (Input_file_group::Input_argument_list): Remove, use
1363 ::Input_argument_list.
1364 * plugin.cc (Plugin_manager::add_input_file): Add error in
1366 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1368 * script.cc (read_input_script): Call
1369 Incremental_input::report_script.
1370 * script.h (Script_info): New class.
1372 2009-04-27 Ian Lance Taylor <iant@google.com>
1374 * x86_64.cc (do_adjust_output_section): Set entsize to
1377 2009-04-23 Elliott Hughes <enh@google.com>
1379 * output.cc (Output_file::close): After short writes, continue
1380 writing from the correct offset in the buffer being written.
1382 2009-04-23 Chris Demetriou <cgd@google.com>
1384 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1385 * configure: Regenerate.
1386 * config.in: Regenerate.
1387 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1388 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1390 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1392 * incremental.cc (Incremental_inputs_header_data): Renamed from
1393 Incremental_input_header_data.
1394 (Incremental_inputs_header_data::data_size): New field.
1395 (Incremental_inputs_header_data::put_input_file_count): Renamed
1396 from input_file_count.
1397 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1398 from command_line_offset.
1399 (Incremental_inputs_header_data::put_reserved): Renamed from
1401 (Incremental_inputs_entry_data): Renamed from
1402 Incremental_input_entry_data.
1403 (Incremental_inputs_entry_data::data_size): New field.
1404 (Incremental_inputs::report_command_line): New method.
1405 (Incremental_inputs::finalize): New method.
1406 (Incremental_inputs::create_incremental_inputs_data): New method.
1407 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1408 * incremental.h: New file.
1409 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1410 (Layout::finalize): Create incremental inputs section in
1412 (Layout::create_incremental_info_sections): New method.
1413 * layout.h (Layout::incremental_inputs): New method.
1414 (Layout::create_incremental_info_sections): New method.
1415 (Layout::incremental_inputs_): New field.
1416 * main.cc (main): Notify Incremental_input of the command line.
1418 2009-04-01 Ian Lance Taylor <iant@google.com>
1419 Mikolaj Zalewski <mikolajz@google.com>
1421 * gold.h (reserve_unordered_map): Define, three versions, one for
1422 each version of Unordered_map.
1423 * layout.cc (Layout::Layout): Remove options parameter. Add
1424 number_of_input_files parameter. Don't initialize options_.
1425 Initialize number_of_input_files_ and resized_signatures_. Move
1426 sections_are_attached_.
1427 (Layout::layout_group): Reserve space for group_signatures_.
1428 (Layout::find_or_add_kept_section): Change name parameter to be a
1429 reference. Resize signatures_ map when it gets large enough.
1430 (Layout::layout_eh_frame): Use parameters->options() instead of
1432 (Layout::make_output_section): Likewise.
1433 (Layout::attach_allocated_section_to_segment): Likewise.
1434 (Layout::finalize, Layout::create_executable_stack): Likewise.
1435 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1436 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1437 * layout.h (class Layout): Update declarations. Remove options_
1438 field. Add number_of_input_files_ and resized_signatures_
1439 fields. Move sections_are_attached_ field.
1440 * main.cc (main): Pass number of input files to Layout
1441 constructor. Don't pass options.
1443 2009-03-30 Ian Lance Taylor <iant@google.com>
1445 * ffsll.c (ffsll): Correct implementation.
1447 2009-03-27 Ian Lance Taylor <iant@google.com>
1449 * ffsll.c: New file.
1450 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1451 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1452 * ftruncate.c (ftruncate): Declare before definition.
1453 * mremap.c (mremap): Likewise.
1454 * pread.c (pread): Likewise.
1455 * configure, Makefile.in, config.in: Rebuild.
1457 * mremap.c: New file.
1458 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1459 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1460 (mremap): Declare if HAVE_MREMAP is not defined.
1461 * configure, Makefile.in, config.in: Rebuild.
1463 2009-03-27 Cary Coutant <ccoutant@google.com>
1465 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1466 position independent.
1467 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1468 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1470 2009-03-24 Cary Coutant <ccoutant@google.com>
1472 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1474 (needs_dynamic_reloc): Likewise.
1476 2009-03-24 Ian Lance Taylor <iant@google.com>
1478 * yyscript.y (file_cmd): Recognize EXTERN.
1479 (extern_name_list, extern_name_list_body): New nonterminals.
1480 * script.cc (script_add_extern): Define.
1481 * script-c.h (script_add_extern): Declare.
1483 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1485 * object.cc (is_elf_object): Define.
1486 * object.h (is_elf_object): Declare.
1487 * archive.cc (Archive::get_elf_object_for_member): Call
1489 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1491 2009-03-24 Elliott Hughes <enh@google.com>
1493 * output.cc (Output_file::map_anonymous): Define.
1494 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1495 try an anonymous one. Report the size if the mmap fails.
1496 * output.h (class Output_file): Declare map_anonymous.
1498 2009-03-24 Ian Lance Taylor <iant@google.com>
1500 * target-select.cc (instantiate_target): Don't acquire the lock if
1501 the instantiated_target_ field has already been set.
1503 2009-03-23 Ian Lance Taylor <iant@google.com>
1505 * gold-threads.h (class Initialize_lock): Define.
1506 * gold-threads.cc (class Initialize_lock_once): Define.
1507 (initialize_lock_control): New static variable.
1508 (initialize_lock_pointer): New static variable.
1509 (initialize_lock_once): New static function.
1510 (Initialize_lock::Initialize_lock): Define.
1511 (Initialize_lock::initialize): Define.
1512 * target-select.h: Include "gold-threads.h".
1513 (class Target_selector): Add lock_ and initialize_lock_ fields.
1514 Don't define instantiate_target, just declare it.
1515 * target-select.cc (Target_selector::Target_selector): Initialize
1517 (Target_selector::instantiate_target): Define.
1518 * descriptors.h: Include "gold-threads.h".
1519 (class Descriptors): Add initialize_lock_ field.
1520 * descriptors.cc (Descriptors::Descriptors): Initialize new
1522 (Descriptors::open): Use initialize_lock_ field
1523 * errors.h (class Errors): Add initialize_lock_ field.
1524 * errors.cc (Errors::Errors): Initialize new field.
1525 (Errors::initialize_lock): Use initialize_lock_ field.
1526 * powerpc.cc (class Target_selector_powerpc): Remove
1527 instantiated_target_ field. In do_recognize call
1528 instantiate_target rather than do_instantiate_target. In
1529 do_instantiate_target just allocate a new target.
1530 * sparc.cc (class Target_selector_sparc): Likewise.
1532 * freebsd.h: New file.
1533 * i386.cc: Include "freebsd.h".
1534 (Target_i386): Derive from Target_freebsd rather than
1536 (Target_selector_i386): Derive from Target_selector_freebsd rather
1537 than Target_selector.
1538 * x86_64.cc: Include "freebsd.h".
1539 (Target_x86_64): Derive from Target_freebsd rather than
1541 (Target_selector_x86_64): Derive from Target_selector_freebsd
1542 rather than Target_selector.
1543 * target.h (class Target): Add adjust_elf_header and
1544 do_adjust_elf_header.
1545 * output.cc (Output_file_header:: do_sized_write): Call target
1546 adjust_elf_header routine.
1547 * configure.tgt: Set targ_osabi.
1548 * configure.ac: Define GOLD_DEFAULT_OSABI.
1549 * parameters.cc (Parameters::default_target): Pass
1550 GOLD_DEFAULT_OSABI to select_target.
1551 * target-select.h (class Target_selector): Make instantiate_target
1552 protected rather than private.
1553 * Makefile.am (HFILES): Add freebsd.h.
1554 * configure, Makefile.in, config.in: Rebuild.
1556 * merge.cc (do_add_input_section): Correct pend value. Change
1557 message about last entry not being null terminated from error to
1560 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1562 * incremental.cc: New file.
1563 * Makefile.am (CCFILES): Add incremental.cc.
1564 * Makefile.in: Rebuild.
1566 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1568 * layout.cc (Layout::output_section_name): Preserve names
1569 of '.note.' sections.
1571 2009-03-19 Ian Lance Taylor <iant@google.com>
1573 * descriptors.cc (Descriptors::open): Check that the options are
1574 valid before using them.
1576 2009-03-18 Ian Lance Taylor <iant@google.com>
1578 * script-sections.h: Include <list>.
1579 (class Script_sections): Change Sections_elements from std::vector
1580 to std::list. Typedef public Elements_iterator. Add
1581 orphan_section_placement_, data_segment_align_start_, and
1582 saw_data_segment_align_ fields. Remove data_segment_align_index_
1584 * script-sections.cc (class Orphan_section_placement): New class.
1585 (class Sections_element): Add virtual functions is_relro and
1586 orphan_section_init. Remove virtual function place_orphan_here.
1587 (class Output_section_definition): Add is_relro and
1588 orphan_section_init. Remove place_orphan_here.
1589 (class Orphan_output_section): Likewise.
1590 (Script_sections::Script_sections): Update for field changes.
1591 (Script_sections::data_segment_align): Set saw_data_segment_align_
1592 and data_segment_align_start_, not data_segment_align_index.
1593 (Script_sections::data_segment_relro_end): Check
1594 saw_data_segment_align_. Use data_segment_align_start_ rather
1595 than data_segment_align_index_.
1596 (Script_sections::place_orphan): Rewrite to use
1597 Orphan_section_placement.
1599 2009-03-17 Ian Lance Taylor <iant@google.com>
1601 * archive.cc (Archive::add_symbols): Check for a version attached
1602 to the symbol name in the archive map.
1603 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1604 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1605 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1606 (ver_test_11.a): New target.
1607 * testsuite/Makefile.in: Rebuild.
1609 * configure.ac: Check for chsize and posix_fallocate. Replace
1611 * ftruncate.c: New file, from gnulib.
1612 * output.cc (posix_fallocate): Define dummy version if not
1613 HAVE_POSIX_FALLOCATE.
1614 (Output_file::map): Call posix_fallocate rather than lseek and
1616 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1617 * configure, Makefile.in, config.in: Rebuild.
1619 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1621 * layout.h (Layout::create_note): Add section_name parameter.
1622 * layout.cc (Layout::create_note): Likewise.
1623 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1625 2009-03-17 Ian Lance Taylor <iant@google.com>
1627 * descriptors.cc: Include "options.h".
1628 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1629 (Descriptors::open): Always use O_CLOEXEC when opening a new
1630 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1631 then set FD_CLOEXEC.
1633 * sparc.cc (class Target_sparc): Add has_got_section.
1634 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1635 make sure we have a GOT section.
1637 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1638 (Target_sparc::Scan::local): Likewise.
1639 (Target_sparc::Scan::global): Likewise.
1640 (Target_sparc::Relocate::relocate): Likewise.
1641 (Target_sparc::Relocate::relocate_tls): Likewise.
1643 * symtab.cc (Symbol_table::define_default_version): New function,
1644 broken out of add_from_object.
1645 (Symbol_table::add_from_object): Call define_default_version.
1646 (Symbol_table::define_special_symbol): Add resolve_oldsym
1647 parameter. Change all callers. If the version for a symbol comes
1648 from a version script, resolve it with the symbol with the same
1649 name with no version. Also add the symbol without a version if
1651 (do_define_in_output_data): If resolving with oldsym, don't delete
1653 (do_define_in_output_segment): Likewise.
1654 (do_define_as_constant): Likewise.
1655 * symtab.h (class Symbol_table): Update declarations.
1657 2009-03-13 Ian Lance Taylor <iant@google.com>
1659 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1660 (Read_symbols::requeue): New function.
1661 (Read_symbols::do_read_symbols): If make_elf_object fails because
1662 the target type is not configured, and the file was searched for,
1663 issue a warning and retry with the next directory.
1664 (Add_symbols::run): If the file has an incompatible format, and
1665 it was searched for, requeue the Read_symbols task. On error,
1667 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1668 dirindex parameter to constructor. Change all callers. Declare
1669 incompatible_warning and requeue.
1670 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1671 input_argument_ and input_group_ fields. Add them to
1672 constructor. Change all callers.
1673 (class Read_script): Add dirindex_ field. Add it to constructor.
1675 * archive.cc (Archive::setup): Remove input_objects parameter.
1677 (Archive::get_file_and_offset): Likewise.
1678 (Archive::read_all_symbols): Likewise.
1679 (Archive::read_symbols): Likewise.
1680 (Archive::get_elf_object_for_member): Remove input_objects
1681 parameter. Add punconfigured parameter. Change all callers.
1682 (Archive::add_symbols): Change return type to bool. Check return
1683 value of include_member.
1684 (Archive::include_all_members): Likewise.
1685 (Archive::include_member): Change return type to bool. Return
1686 false if first included object has incompatible target. Set
1687 included_member_ field.
1688 (Add_archive_symbols::run): If add_symbols returns false, requeue
1690 * archive.h (class Archive): Add included_member_ field.
1691 Initialize it in constructor. Add input_file and searched_for
1692 methods. Update declarations.
1693 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1694 input_argument_ fields. Add them to constructor. Change all
1696 * script.cc: Include "target-select.h".
1697 (class Parser_closure): Add skip_on_incompatible_target_ and
1698 found_incompatible_target_ fields. Add
1699 skip_on_incompatible_target parameter to constructor. Change all
1700 callers. Add methods skip_on_incompatible_target,
1701 clear_skip_on_incompatible_target, found_incompatible_target, and
1702 set_found_incompatible_target.
1703 (read_input_script): Add dirindex parameter. Change all callers.
1704 If parser finds an incompatible target, requeue Read_symbols
1706 (script_set_symbol): Clear skip_on_incompatible_target in
1708 (script_add_assertion, script_parse_option): Likewise.
1709 (script_start_sections, script_add_phdr): Likewise.
1710 (script_check_output_format): New function.
1711 * script.h (read_input_script): Update declaration.
1712 * script-c.h (script_check_output_format): Declare.
1713 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1714 (ignore_cmd): Remove OUTPUT_FORMAT.
1715 * fileread.cc (Input_file::Input_file): Add explicit this.
1716 (Input_file::will_search_for): New function.
1717 (Input_file::open): Add pindex parameter. Change all callers.
1718 * fileread.h (class Input_file): Add input_file_argument method.
1719 Declare will_search_for. Update declarations.
1720 * object.cc (make_elf_object): Add punconfigured parameter.
1722 * object.h (class Object): Make input_file public. Add
1723 searched_for method.
1724 (make_elf_object): Update declaration.
1725 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1727 * dirsearch.h (class Dirsearch): Update declaration.
1728 * options.h (class General_options): Add --warn-search-mismatch.
1729 * parameters.cc (Parameters::is_compatible_target): New function.
1730 * parameters.h (class Parameters): Declare is_compatible_target.
1731 * workqueue.cc (Workqueue::add_blocker): New function.
1732 * workqueue.h (class Workqueue): Declare add_blocker.
1734 * fileread.cc (Input_file::open): Remove options parameter.
1736 (Input_file::open_binary): Likewise.
1737 * script.cc (read_input_script): Likewise.
1738 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1739 options parameter from constructor. Change all callers.
1740 (class Read_script): Likewise.
1741 * fileread.h (class Input_file): Update declarations.
1742 * script.h (read_input_script): Update declaration.
1744 2009-03-10 Nick Clifton <nickc@redhat.com>
1746 * po/es.po: New Spanish translation.
1748 2009-03-06 Cary Coutant <ccoutant@google.com>
1750 * options.cc (parse_short_option): Keep dash_z from registering itself.
1752 2009-03-03 Ian Lance Taylor <iant@google.com>
1755 * target-reloc.h (relocate_section): Pass output_section to
1757 * i386.cc (Target_i386::should_apply_static_reloc): Add
1758 output_section parameter. Change all callers.
1759 (Target_i386::Relocate::relocate): Add output_section parameter.
1760 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1761 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1762 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1763 * testsuite/two_file_shared.sh: New script.
1764 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1765 (check_DATA): Add two_file_shared.dbg.
1766 (two_file_shared.dbg): New target.
1767 * testsuite/Makefile.in: Rebuild.
1769 2009-03-01 Ian Lance Taylor <iant@google.com>
1771 * configure.ac: Check for byteswap.h.
1772 * configure: Rebuild.
1773 * config.in: Rebuild.
1775 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1777 * layout.cc (Layout::find_or_add_kept_section): New function.
1778 (Layout::add_comdat): Removed.
1779 * layout.h (struct Kept_section): Move out of class Layout.
1780 Remove trailing underscores from field names. Add group_sections
1781 field. Rename group_ field to is_group. Change all uses.
1782 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1783 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1784 comdat_groups_ field.
1785 (Sized_relobj::include_section_group): Use
1786 find_or_add_kept_section and Kept_section::group_sections.
1787 (Sized_relobj::include_linkonce_section): Likewise.
1788 * object.cc (class Sized_relobj): Don't define Comdat_group or
1789 Comdat_group_table. Remove find_comdat_group and
1790 add_comdat_group. Remove comdat_groups_ field.
1791 * plugin.cc (include_comdat_group): Use
1792 Layout::find_or_add_kept_section.
1794 2009-02-28 Ian Lance Taylor <iant@google.com>
1796 * README: --gc-sections and map files are now supported. Document
1797 some build requirements.
1800 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
1801 relocatable link set the value of the section symbol to zero.
1802 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
1803 relocatable link don't include the section address in the local
1806 2009-02-27 Ian Lance Taylor <iant@google.com>
1809 * options.h (class Search_directory): Add is_system_directory.
1810 (class General_options): Declare is_in_system_directory.
1811 * options.cc (get_relative_sysroot): Make static.
1812 (get_default_sysroot): Make static.
1813 (General_optoins::is_in_system_directory): New function.
1814 * fileread.cc (Input_file::is_in_system_directory): New function.
1815 * fileread.h (class Input_file): Declare is_in_system_directory.
1816 * object.h (class Object): Add is_in_system_directory.
1817 (class Input_objects): Remove system_library_directory_ field.
1818 * object.cc (Input_objects::add_object): Don't set
1819 system_library_directory_.
1820 (input_objects::found_in_system_library_directory): Remove.
1821 * symtab.cc (Symbol_table::write_globals): Remove input_objects
1822 parameter. Change all callers.
1823 (Symbol_table::sized_write_globals): Likewise.
1824 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
1825 Call Object::is_in_system_directory.
1826 * symtab.h (class Symbol_table): Update declarations.
1829 * descriptors.h (Open_descriptor): Add is_on_stack field.
1830 * descriptors.cc (Descriptors::open): If the descriptor is on the
1831 top of the stack, remove it. Initialize is_on_stack field.
1832 (Descriptors::release): Only add pod to stack if it is not on the
1834 (Descriptors::close_some_descriptor): Clear stack_next and
1838 * output.cc (Output_section::find_starting_output_address): Rename
1839 from starting_output_address; add PADDR parameter; change return
1841 * output.h (class Output_section): Declare
1842 find_starting_output_address instead of starting_output_address.
1843 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
1844 section symbol for which we can't find a merge section.
1847 * symtab.cc (Symbol_table::add_from_object): If the visibility is
1848 hidden or internal, force the symbol to be local.
1849 * resolve.cc (Symbol::override_visibility): Define.
1850 (Symbol::override_base): Use override_visibility.
1851 (Symbol_table::resolve): Likewise.
1852 (Symbol::override_base_with_special): Likewise.
1853 (Symbol_table::override_with_special): If the visibility is hidden
1854 or internal, force the symbol to be local.
1855 * symtab.h (class Symbol): Add set_visibility and
1856 override_visibility.
1857 * testsuite/ver_test_1.sh: New file.
1858 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
1859 (check_DATA): Add ver_test_1.syms.
1860 (ver_test_1.syms): New target.
1861 * testsuite/Makefile.in: Rebuild.
1863 2009-02-25 Cary Coutant <ccoutant@google.com>
1865 * layout.cc (Layout::choose_output_section): Don't rename sections
1866 when using a linker script that has a SECTIONS clause.
1867 * Makefile.in: Regenerate.
1869 * testsuite/Makefile.am (script_test_5.sh): New test case.
1870 * testsuite/Makefile.in: Regenerate.
1871 * testsuite/script_test_5.cc: New file.
1872 * testsuite/script_test_5.sh: New file.
1873 * testsuite/script_test_5.t: New file.
1875 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
1877 * archive.cc (Archive::include_member): Update calls to add_symbols.
1878 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
1879 the Layout argument.
1880 * dynobj.h (do_add_symbols): Add the Layout argument.
1881 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
1883 * object.h (Object::add_symbols): Add the Layout argument.
1884 (Object::do_add_symbols): Add the Layout argument.
1885 (Sized_relobj::do_add_symbols): Add the Layout argument.
1886 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
1887 Unify the two versions.
1888 (Add_plugin_symbols): Remove.
1889 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
1890 (Sized_pluginobj::do_add_symbols): Unify the two versions.
1891 (Add_plugin_symbols): Remove.
1892 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
1893 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
1894 (Add_symbols::run): Make it work with Pulginobj.
1896 2009-02-06 Ian Lance Taylor <iant@google.com>
1898 * object.cc (Sized_relobj::do_layout): Make info message start
1899 with lower case letter.
1901 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
1903 * binary.cc: Fix file comment.
1905 * options.h (enum Incremental_disposition): Define.
1906 (class General_options): Add new options: --incremental,
1907 --incremental_changed, --incremental_unchanged,
1908 --incremental_unknown. Add incremental_disposition_ and
1909 implicit_incremental_ fields.
1910 (General_options::incremental_disposition): New function.
1911 (class Position_dependent_options): Add incremental_disposition
1913 (Position_dependent_options::copy_from_options): Set incremental
1915 * options.cc (General_options::parse_incremental_changed): New
1917 (General_options::parse_incremental_unchanged): New function.
1918 (General_options::parse_incremental_unknown): New function.
1919 (General_options::General_options): Initialize new fields
1920 incremental_disposition_ and implicit_incremental_.
1921 (General_options::finalize): Check for uasge of --incremental-*
1922 without --incremental.
1924 2009-02-06 Chris Demetriou <cgd@google.com>
1926 * gold.h (gold_undefined_symbol): Change to take only a Symbol
1927 pointer and to report location as the file name associated with
1929 (gold_undefined_symbol_at_location): New function to replace the
1930 old gold_undefined_symbol functionality.
1931 * target-reloc.h (relocate_section): Update to use
1932 gold_undefined_symbol_at_location.
1933 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1934 Call gold_undefined_symbol function rather than gold_error.
1935 * errors.h (Errors::undefined_symbol): Take location as a
1936 string, rather than calculating it from a relocation.
1937 * errors.cc (Errors::fatal): Print "fatal error:" before the
1939 (Errors::error, Errors::error_at_location): Print "error: "
1940 before the formatted message.
1941 (Errors::undefined_symbol): Take location as a string, rather
1942 than calculating it from a relocation.
1943 (gold_undefined_symbol_at_location): New function akin to
1944 old gold_undefined_symbol, calculates location from relocation.
1945 (gold_undefined_symbol): Change to take only a Symbol pointer
1946 and to report location as the file name associated with the symbol.
1947 * testsuite/debug_msg.sh: Update for changed error messages.
1948 * testsuite/undef_symbol.sh: Likewise.
1950 2009-02-04 Duncan Sands <baldrick@free.fr>
1953 * reduced_debug_output.h
1954 (Output_reduced_debug_abbrev_section::failed): Use format for
1956 (Output_reduced_debug_info_section::faild): Likewise.
1958 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
1960 * script.cc (Lazy_demangler): New class.
1961 (Version_script_info::get_symbol_version_helper): Demangle a
1964 2009-01-29 Cary Coutant <ccoutant@google.com>
1966 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
1968 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1970 2009-01-28 Ian Lance Taylor <iant@google.com>
1972 * version.cc (version_string): Bump to 1.9.
1974 * gold.h: Include <cstring> and <stdint.h>.
1975 * version.cc: Include <cstdio>.
1976 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
1978 * reduced_debug_output.cc (insert_into_vector): Rename from
1979 Insert_into_vector; change all callers. Use Swap_unaligned to
1980 avoid aliasing issue; remove union since it is unnecessary.
1982 2009-01-27 Sriraman Tallam <tmsriram@google.com>
1984 * Makefile.am (CCFILES): Add gc.cc.
1986 * Makefile.in: Regenerate.
1987 * gold.cc (Gc_runner): New class.
1988 (queue_initial_tasks): Call garbage collection related tasks
1989 when corresponding options are invoked.
1990 (queue_middle_gc_tasks): New function.
1991 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
1992 processed early before laying out sections during garbage collection.
1993 * gold.h (queue_middle_gc_tasks): New function.
1994 (is_prefix_of): Move from "layout.cc".
1995 * i386.cc (Target_i386::gc_process_relocs): New function.
1996 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
1997 * main.cc (main): Create object of class "Garbage_collection".
1998 * object.cc (Relobj::copy_symbols_data): New function.
1999 (Relobj::is_section_name_included): New function.
2000 (Sized_relobj::do_layout): Allow this function to be called twice
2001 during garbage collection and defer layout of section during the
2003 * object.h (Relobj::get_symbols_data): New function.
2004 (Relobj::is_section_name_included): New function.
2005 (Relobj::copy_symbols_data): New function.
2006 (Relobj::set_symbols_data): New function.
2007 (Relobj::get_relocs_data): New function.
2008 (Relobj::set_relocs_data): New function.
2009 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2010 (Relobj::gc_process_relocs): New function.
2011 (Relobj::do_gc_process_relocs): New pure virtual function.
2012 (Relobj::sd_): New data member.
2013 (Sized_relobj::is_output_section_offset_invalid): New function.
2014 (Sized_relobj::do_gc_process_relocs): New function.
2015 * options.h (General_options::gc_sections): Modify to not be a no-op.
2016 (General_options::print_gc_sections): New option.
2017 * plugin.cc (Plugin_finish::run): Remove function call to
2018 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2019 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2020 * reloc.cc (Read_relocs::run): Add task to process relocs and
2021 determine unreferenced sections when doing garbage collection.
2022 (Gc_process_relocs): New class.
2023 (Sized_relobj::do_gc_process_relocs): New function.
2024 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2025 sections that are garbage collected.
2026 * reloc.h (Gc_process_relocs): New class.
2027 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2028 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2029 symbols whose corresponding sections are garbage collected.
2030 (Symbol_table::Symbol_table): Add new parameter for the garbage
2032 (Symbol_table::gc_mark_undef_symbols): New function.
2033 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2034 (Symbol_table::gc_mark_dyn_syms): New function.
2035 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2037 (Symbol_table::add_from_object): Likewise.
2038 (Symbol_table::add_from_relobj): When building shared objects, do not
2039 treat externally visible symbols as garbage.
2040 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2041 table information for static and relocatable links.
2042 * symtab.h (Symbol_table::set_gc): New function.
2043 (Symbol_table::gc): New function.
2044 (Symbol_table::gc_mark_undef_symbols): New function.
2045 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2046 (Symbol_table::gc_mark_dyn_syms): New function.
2047 (Symbol_table::gc_): New data member.
2048 * target.h (Sized_target::gc_process_relocs): New pure virtual
2050 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2051 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2053 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2055 * options.h (General_options::gc_sections): Define as a no-op for now.
2056 (General_options::no_keep_memory): Ditto.
2057 (General_options::Bshareable): Define.
2058 * options.cc (General_options::finalize): Honor -Bshareable.
2060 2009-01-20 Andreas Schwab <schwab@suse.de>
2062 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2063 read the value in the contents, since we don't use it. Use the
2064 template endianness when writing.
2065 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2067 2009-01-19 Andreas Schwab <schwab@suse.de>
2069 * configure.tgt (powerpc64-*): Fix targ_obj.
2071 2009-01-15 Ian Lance Taylor <iant@google.com>
2073 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2074 local symbols when stripping all symbols.
2076 2009-01-14 Cary Coutant <ccoutant@google.com>
2078 * output.cc (Output_reloc): Add explicit instantiations.
2080 2009-01-14 Cary Coutant <ccoutant@google.com>
2082 * archive.cc (Archive::get_elf_object_for_member): Remove call
2083 to File_read::claim_for_plugin.
2084 * descriptors.cc (Descriptors::open): Remove reference to
2086 (Descriptors::claim_for_plugin): Remove.
2087 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2088 (Descriptors::is_claimed): Remove.
2089 (claim_descriptor_for_plugin): Remove.
2090 * fileread.cc (File_read::claim_for_plugin): Remove.
2091 * fileread.h (File_read::claim_for_plugin): Remove.
2092 (File_read::descriptor): Reopen descriptor if necessary.
2093 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2094 (Plugin_manager::all_symbols_read): Add task parameter. Change
2096 (Plugin_manager::get_input_file): New function.
2097 (Plugin_manager::release_input_file): New function.
2098 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2099 corresponding data member.
2100 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2101 and pass to base constructor. Change all callers.
2102 (get_input_file, release_input_file): New functions.
2103 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2104 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2105 (Plugin_manager::all_symbols_read): Add task parameter.
2106 (Plugin_manager::get_input_file): New function.
2107 (Plugin_manager::release_input_file): New function.
2108 (Plugin_manager::task_): New data member.
2109 (Pluginobj::Pluginobj): Add filesize parameter.
2110 (Pluginobj::filename): New function.
2111 (Pluginobj::descriptor): New function.
2112 (Pluginobj::filesize): New function.
2113 (Pluginobj::filesize_): New data member.
2114 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2115 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2116 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2118 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2119 with archive libraries.
2120 * testsuite/Makefile.in: Regenerate.
2121 * testsuite/plugin_test.c (struct sym_info): New type.
2122 (get_input_file, release_input_file): New static variables.
2123 (onload): Capture new transfer vector entries.
2124 (claim_file_hook): Stop reading at end of file according to filesize.
2125 Factor out parsing of readelf output into separate function.
2126 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2127 APIs and get the source file name from the symbol table. Convert
2128 source file name to corresponding object file name. Print info
2129 message when adding new input files.
2130 (parse_readelf_line): New function.
2131 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2132 * testsuite/plugin_test_2.sh: Likewise.
2133 * testsuite/plugin_test_3.sh: Likewise.
2134 * testsuite/plugin_test_4.sh: New test case.
2136 2009-01-07 Ian Lance Taylor <iant@google.com>
2138 * version.cc (version_string): Bump to 1.8.
2140 2008-12-23 Cary Coutant <ccoutant@google.com>
2142 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2143 * plugin.cc (Plugin_manager::finish): Rename as
2144 layout_deferred_objects. Move cleanup to separate function.
2145 (Plugin_manager::cleanup): New function.
2146 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2148 * plugin.h (Plugin_manager::finish): Rename as
2149 layout_deferred_objects.
2150 (Plugin_manager::cleanup): New function.
2151 (Plugin_manager::cleanup_done): New field.
2153 2008-12-23 Cary Coutant <ccoutant@google.com>
2155 * plugin.cc (is_visible_from_outside): New function.
2156 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2157 so we don't return "IR only" status for exported symbols or -r links.
2159 * testsuite/Makefile.am (plugin_test_3): New test case.
2160 * testsuite/Makefile.in: Regenerate.
2161 * testsuite/plugin_test_3.sh: New file.
2163 2008-12-22 Cary Coutant <ccoutant@google.com>
2165 * object.cc (Sized_relobj::layout_section): New function.
2166 (Sized_relobj::do_layout): Defer layout of input sections until after
2167 plugin has provided replacement files.
2168 (Sized_relobj::do_layout_deferred_sections): New function.
2169 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2170 (Relobj::layout_deferred_sections): New function.
2171 (Relobj::do_layout_deferred_sections): New function.
2172 (Sized_relobj::do_layout_deferred_sections): New function.
2173 (Sized_relobj::layout_section): New function.
2174 (Sized_relobj::Deferred_layout): New structure.
2175 (Sized_relobj::deferred_layout_): New field.
2176 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2177 Change all callers. Layout deferred sections.
2178 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2180 (Plugin_hook::run): Move code from do_plugin_hook inline.
2181 (Plugin_hook::do_plugin_hook): Remove.
2182 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2183 (Plugin_manager::finish): Renamed, was cleanup.
2184 (Plugin_manager::should_defer_layout): New function.
2185 (Plugin_manager::add_deferred_layout_object): New function.
2186 (Plugin_manager::Deferred_layout_list): New type.
2187 (Plugin_manager::deferred_layout_objects_): New field.
2188 (Plugin_hook::do_plugin_hook): Remove.
2190 2008-12-17 Ian Lance Taylor <iant@google.com>
2192 * options.h (class General_options): Add --no case for
2195 2008-12-16 Cary Coutant <ccoutant@google.com>
2197 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2199 (Plugin_manager::claim_file): Create plugin object even if
2200 plugin did not call the add_symbols callback.
2201 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2202 asking for more symbols than were added.
2203 * testsuite/Makefile.am (plugin_test_1): Add test case with
2205 (empty.syms): New target.
2206 * testsuite/Makefile.in: Regenerate.
2207 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2208 message. Don't call add_symbols if no globals.
2209 (all_symbols_read_hook): Don't provide replacement for empty
2212 2008-12-12 Ian Lance Taylor <iant@google.com>
2214 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2215 r_type == 0 for a local symbol with r_sym == 0.
2216 (scan_relocatable_relocs): Pass r_sym to
2217 local_non_section_strategy.
2218 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2221 * configure.ac: Update test for TLS descriptors: they are
2222 supported as of glibc 2.9.
2223 * configure: Rebuild.
2225 2008-12-11 Ian Lance Taylor <iant@google.com>
2228 * target-reloc.h (Default_scan_relocatable_relocs): For each
2229 function, map r_type == 0 to RELOC_DISCARD.
2231 2008-12-10 Cary Coutant <ccoutant@google.com>
2233 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2234 object to override a kept COMDAT group from a plugin object.
2236 2008-12-09 Ian Lance Taylor <iant@google.com>
2239 * yyscript.y (file_cmd): Handle INPUT.
2241 * testsuite/initpri1.c: Change all declarations to be full
2242 prototypes by adding void, to avoid compiler warnings.
2244 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2246 * options.cc (General_options::parse_plugin_opt): New.
2247 (General_options::add_plugin): The argument now is just the filename.
2248 (General_options::add_plugin_option): New.
2249 * options.h (plugin_opt): New.
2250 (add_plugin): Change argument name.
2251 (add_plugin_option): New.
2252 * plugin.cc (Plugin::load): Don't parse the plugin option.
2253 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2254 (Plugin::add_option): New.
2255 (Plugin::args_): Change type.
2256 (Plugin::filename_): New.
2257 (Plugin_manager::add_plugin_option): New.
2258 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2259 * testsuite/Makefile.in: Regenerate.
2261 2008-12-05 Cary Coutant <ccoutant@google.com>
2263 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2264 Handle --strip-lto-sections option.
2265 * options.h (strip_lto_sections): New option.
2267 2008-12-01 Cary Coutant <ccoutant@google.com>
2269 * plugin.cc (ld_plugin_message): Change format parameter to const.
2270 Fix mismatch between new[] and delete.
2272 2008-11-14 Cary Coutant <ccoutant@google.com>
2274 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2277 2008-11-05 Craig Silverstein <csilvers@google.com>
2279 * options.cc (General_options::parse_dynamic_list): New function.
2280 * options.h (General_options): New flags dynamic_list,
2281 dynamic_list_data, dynamic_list_cpp_new, and
2282 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2283 (General_options::in_dynamic_list): New function.
2284 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2285 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2286 (Lex::can_continue_name): Likewise.
2288 (read_script_file): New parameter script_options.
2289 (read_dynamic_list): New function.
2290 (Script_options::define_dynamic_list): New function.
2291 (dynamic_list_keyword_parsecodes): New variable.
2292 (dynamic_list_keywords): New variable.
2293 * script.h (Script_options::define_dynamic_list): New function
2295 (read_dynamic_list): New function prototype.
2296 * symtab.cc (strprefix): New macro.
2297 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2298 dynamic_list_data, dynamic_list_cpp_new, and
2299 dynamic_list_cpp_typeinfo.
2300 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2301 (dynamic_list_expr): New rule.
2302 (dynamic_list_nodes): Likewise.
2303 (dynamic_list_node): Likewise.
2304 * testsuite/Makefile.am (dynamic_list): New test.
2305 * testsuite/Makefile.in: Regenerated.
2306 * testsuite/dynamic_list.t: New file.
2307 * testsuite/dynamic_list.sh: New file.
2309 2008-11-05 Craig Silverstein <csilvers@google.com>
2311 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2312 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2313 (t11_last): Likewise.
2314 * testsuite/ver_test_6.c (main): Likewise.
2316 2008-10-07 Cary Coutant <ccoutant@google.com>
2318 * options.c (General_options::finalize): Add check for -static and
2320 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2323 2008-10-02 Cary Coutant <ccoutant@google.com>
2325 * plugin.cc (make_sized_plugin_object): Fix conditional
2326 compilation to work when not all targets are enabled.
2328 2008-09-29 Cary Coutant <ccoutant@google.com>
2330 * archive.cc (Archive::get_file_and_offset): Use filename instead
2331 of name to get library path.
2332 (Archive::include_member): Unlock external member of a thin archive.
2334 * testsuite/Makefile.am (TEST_AR): New variable.
2335 (thin_archive_test_1): New test.
2336 (thin_archive_test_2): New test.
2337 * testsuite/Makefile.in: Regenerate.
2338 * testsuite/thin_archive_main.cc: New file.
2339 * testsuite/thin_archive_test_1.cc: New file.
2340 * testsuite/thin_archive_test_2.cc: New file.
2341 * testsuite/thin_archive_test_3.cc: New file.
2342 * testsuite/thin_archive_test_4.cc: New file.
2344 2008-09-29 Cary Coutant <ccoutant@google.com>
2346 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2347 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2349 (Sized_relobj::do_finalize_local_symbols): Likewise.
2350 (Sized_relobj::map_to_kept_section): Likewise.
2351 * object.h (Sized_relobj::invalid_address): New constant.
2352 (Sized_relobj::do_output_section_offset): Check for invalid_address
2354 * output.cc (Output_reloc::local_section_offset): Use constant
2355 invalid_address instead of -1U.
2356 (Output_reloc::get_address): Likewise.
2357 (Output_section::output_address): Change -1U to -1ULL.
2358 * output.h (Output_reloc::invalid_address): New constant.
2359 * reloc.cc (Sized_relobj::write_sections): Use constant
2360 invalid_address instead of -1U.
2361 (Sized_relobj::relocate_sections): Likewise.
2362 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2363 values for merge sections.
2364 * target-reloc.h (relocate_for_relocatable): Use constant
2365 invalid_address instead of -1U.
2367 2008-09-19 Cary Coutant <ccoutant@google.com>
2369 Add plugin functionality for link-time optimization (LTO).
2370 * configure.ac (plugins): Add --enable-plugins option.
2371 * configure: Regenerate.
2372 * config.in: Regenerate.
2373 * Makefile.am (LIBDL): New variable.
2374 (CCFILES): Add plugin.cc.
2375 (HFILES): Add plugin.h.
2376 (ldadd_var): Add LIBDL.
2377 * Makefile.in: Regenerate.
2379 * archive.cc: Include "plugin.h".
2380 (Archive::setup): Don't preread archive symbols when using a plugin.
2381 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2382 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2384 (Archive::include_member): Add symbols from plugin objects.
2385 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2386 * descriptors.cc (Descriptors::open): Check for file descriptors
2387 abandoned by plugins.
2388 (Descriptors::claim_for_plugin): New function.
2389 * descriptors.h (Descriptors::claim_for_plugin): New function.
2390 (Open_descriptor::is_claimed): New field.
2391 (claim_descriptor_for_plugin): New function.
2392 * fileread.cc (File_read::claim_for_plugin): New function.
2393 * fileread.h (File_read::claim_for_plugin): New function.
2394 (File_read::descriptor): New function.
2395 * gold.cc: Include "plugin.h".
2396 (queue_initial_tasks): Add task to call plugin hooks for generating
2398 * main.cc: Include "plugin.h".
2399 (main): Load plugin libraries.
2400 * object.h (Pluginobj): Declare.
2401 (Object::pluginobj): New function.
2402 (Object::do_pluginobj): New function.
2403 (Object::set_target): New function.
2404 * options.cc: Include "plugin.h".
2405 (General_options::parse_plugin): New function.
2406 (General_options::General_options): Initialize plugins_ field.
2407 (General_options::add_plugin): New function.
2408 * options.h (Plugin_manager): Declare.
2409 (General_options): Add --plugin option.
2410 (General_options::has_plugins): New function.
2411 (General_options::plugins): New function.
2412 (General_options::add_plugin): New function.
2413 (General_options::plugins_): New field.
2414 * plugin.cc: New file.
2415 * plugin.h: New file.
2416 * readsyms.cc: Include "plugin.h".
2417 (Read_symbols::do_read_symbols): Check for archive before checking
2418 for ELF file. Call plugin hooks to claim files.
2419 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2420 from a real object file; force override when processing replacement
2422 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2423 (Symbol::init_base_object): Likewise.
2424 (Symbol::init_base_output_data): Likewise.
2425 (Symbol::init_base_output_segment): Likewise.
2426 (Symbol::init_base_constant): Likewise.
2427 (Symbol::init_base_undefined): Likewise.
2428 (Symbol::output_section): Assert that object is not a plugin.
2429 (Symbol_table::add_from_pluginobj): New function.
2430 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2432 (Symbol_table::sized_write_globals): Likewise.
2433 (Symbol_table::add_from_pluginobj): Instantiate template.
2434 * symtab.h (Sized_pluginobj): Declare.
2435 (Symbol::in_real_elf): New function.
2436 (Symbol::set_in_real_elf): New function.
2437 (Symbol::in_real_elf_): New field.
2438 (Symbol_table::add_from_pluginobj): New function.
2440 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2441 (LIBDL): New variable.
2443 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2444 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2445 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2446 (MOSTLYCLEANFILES): Likewise.
2447 * testsuite/Makefile.in: Regenerate.
2448 * testsuite/plugin_test.c: New file.
2449 * testsuite/plugin_test_1.sh: New file.
2450 * testsuite/plugin_test_2.sh: New file.
2452 2008-09-16 Ian Lance Taylor <iant@google.com>
2454 * target-reloc.h (relocate_section): Check whether a symbol is
2455 defined by the ABI before reporting an undefined symbol error.
2456 * target.h (Target::is_defined_by_abi): Make parameter const.
2457 (Target::do_is_defined_by_abi): Likewise.
2458 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2459 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2460 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2461 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2462 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2463 * testsuite/Makefile.in: Rebuild.
2465 * fileread.cc (make_view): Add casts to avoid warning.
2467 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2469 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2470 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2472 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2474 * options.h (General_options::output_is_executable): New.
2475 (General_options::output_is_pie): New.
2476 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2477 for shared libraries.
2478 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2480 2008-09-11 Chris Demetriou <cgd@google.com>
2482 * options.h (origin): New -z option.
2483 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2484 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2487 2008-09-05 Cary Coutant <ccoutant@google.com>
2489 * fileread.cc (File_read::make_view): Add check for attempt to map
2492 2008-09-05 Cary Coutant <ccoutant@google.com>
2494 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2495 explicit instantiations.
2497 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2500 * options.cc (General_options::finalize): Allow undefined symbols
2501 in shlibs if linking -shared.
2504 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2505 symbols as not needing a dynsym entry.
2507 2008-08-20 Craig Silverstein <csilvers@google.com>
2509 * fileread.cc (File_read::open): Do not lock the file unless it
2510 was successfully opened.
2512 2008-08-14 Cary Coutant <ccoutant@google.com>
2514 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2515 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2516 * testsuite/tls_test.cc (struct int128): 128-bit struct
2517 for testing TLS relocs with non-zero addend.
2518 (v12): New TLS variable.
2520 (t_last): Add check for v12.
2521 * testsuite/tls_test.h (t12): New function.
2522 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2524 2008-08-13 Ian Lance Taylor <iant@google.com>
2526 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2527 set tls_segment_ or relro_segment_.
2528 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2530 * output.h (Output_section::clear_is_relro): New function.
2531 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2532 sections specially even when output_data_ is empty.
2533 (Output_segment::maximum_alignment): When first section is relro,
2534 only force alignment for PT_LOAD segments.
2535 * script.cc (script_data_segment_align): New function.
2536 (script_data_segment_relro_end): New function.
2537 * script-c.h (script_data_segment_align): Declare.
2538 (script_data_segment_relro_end): Declare.
2539 * script-sections.h (class Script_sections): Declare
2540 data_segment_align and data_segment_relro_end. Add fields
2541 segment_align_index_ and saw_relro_end_.
2542 * script-sections.cc (class Sections_element): Add set_is_relro
2543 virtual function. Add new bool* parameter to place_orphan_here.
2544 Add get_output_section virtual function.
2545 (class Output_section_definition): Add set_is_relro. Add new
2546 bool* parameter to place_orphan_here. Add get_output_section.
2547 Add is_relro_ field.
2548 (Output_section_definition::Output_section_definition): Initialize
2549 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2550 and is_relro_ fields.
2551 (Output_section_definition::place_orphan_here): Add is_relro
2553 (Output_section_definition::set_section_addresses): Set relro for
2555 (Output_section_definition::alternate_constraint): Likewise.
2556 (class Orphan_output_section): Add new bool* parameter to
2557 place_orphan_here. Add get_output_section.
2558 (Orphan_output_section::place_orphan_here): Add is_relro
2560 (Script_sections::Script_sections): Initialize
2561 data_segment_align_index_ and saw_relro_end_.
2562 (Script_sections::data_segment_align): New function.
2563 (Script_sections::data_segment_relro_end): New function.
2564 (Script_sections::place_orphan): Set or clear is_relro.
2565 (Script_sections::set_section_addresses): Force alignment of first
2567 * yyscript.y (exp): Call script_data_segment_align and
2568 script_data_segment_relro_end.
2569 * testsuite/relro_script_test.t: New file.
2570 * testsuite/relro_test.cc (using_script): Declare.
2571 (t1, t2): Test using_script.
2572 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2573 (relro_script_test_SOURCES): Define.
2574 (relro_script_test_DEPENDENCIES): Define.
2575 (relro_script_test_LDFLAGS): Define.
2576 (relro_script_test_LDADD): Define.
2577 (relro_script_test.so): New target.
2578 * testsuite/Makefile.in: Rebuild.
2580 2008-08-06 Cary Coutant <ccoutant@google.com>
2582 * archive.cc (Archive::total_archives, Archive::total_members)
2583 (Archive::total_members_loaded): New variables.
2584 (Archive::setup): Add parameter. Add option to preread
2586 (Archive::read_armap): Add counter.
2587 (Archive::get_file_and_offset): New function.
2588 (Archive::get_elf_object_for_member): New function.
2589 (Archive::read_all_symbols): New function.
2590 (Archive::read_symbols): New function.
2591 (Archive::add_symbols): Add counters.
2592 (Archive::include_all_members): Use armap to find members if it's
2594 (Archive::include_member): Skip reading symbols if already read.
2595 Factored code into Archive::get_file_and_offset and
2596 Archive::get_elf_object_for_member. Changed call to
2597 Mapfile::report_include_archive_member.
2598 (Archive::print_stats): New function.
2599 * archive.h: Declare Object and Read_symbols_data classes.
2600 (Archive::Archive): Add initializers for new members.
2601 (Archive::setup): Add parameter.
2602 (Archive::print_stats): New function.
2603 (Archive::total_archives, Archive::total_members)
2604 (Archive::total_members_loaded): New variables.
2605 (Archive::get_file_and_offset): New function.
2606 (Archive::get_elf_object_for_member): New function.
2607 (Archive::read_all_symbols): New function.
2608 (Archive::read_symbols): New function.
2609 (Archive::Archive_member): New class.
2610 (Archive::members_): New member.
2611 (Archive::num_members_): New member.
2612 * main.cc: Include archive.h.
2613 (main): Call Archive::print_stats.
2614 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2615 archive parameter; member_name is now the fully-decorated name.
2616 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2617 * options.h: (General_options): Add --preread-archive-symbols option.
2618 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2621 2008-08-04 Ian Lance Taylor <iant@google.com>
2623 * symtab.h (Symbol::use_plt_offset): New function.
2624 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2625 * powerpc.cc (Relocate::relocate): Likewise.
2626 * sparc.cc (Relocate::relocate): Likewise.
2627 * x86_64.cc (Relocate::relocate): Likewise.
2628 * testsuite/weak_plt.sh: New test.
2629 * testsuite/weak_plt_main.cc: New test.
2630 * testsuite/weak_plt_shared.cc: New test.
2631 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2632 (check_PROGRAMS): Add weak_plt.
2633 (check_DATA): Add weak_plt_shared.so.
2634 (weak_plt_main_pic.o, weak_plt): New targets.
2635 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2636 * testsuite/Makefile.in: Rebuild.
2638 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2640 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2641 * testsuite/Makefile.in: Rebuild.
2643 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2645 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2646 * Makefile.in: Regenerate.
2647 * po/POTFILES.in: Regenerate.
2649 2008-07-29 Ian Lance Taylor <iant@google.com>
2651 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2652 symbols before other symbols.
2653 * testsuite/script_test_2.cc (test_addr): Declare.
2654 (test_addr_alias): Declare.
2655 (main): Check that test_addr and test_addr_alias have the right
2657 * testsuite/script_test_2.t: Define test_addr_alias and
2660 2008-07-24 Ian Lance Taylor <iant@google.com>
2663 * descriptors.cc: New file.
2664 * descriptors.h: New file.
2665 * gold-threads.h (class Hold_optional_lock): New class.
2666 * fileread.cc: Include "descriptors.h".
2667 (File_read::~File_read): Release descriptor rather than closing
2669 (File_read::open) [file]: Call open_descriptor rather than open.
2670 Set is_descriptor_opened_.
2671 (File_read::open) [memory]: Assert that descriptor is not open.
2672 (File_read::reopen_descriptor): New function.
2673 (File_read::release): Release descriptor.
2674 (File_read::do_read): Make non-const. Reopen descriptor.
2675 (File_read::read): Make non-const.
2676 (File_read::make_view): Reopen descriptor.
2677 (File_read::do_readv): Likewise.
2678 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2679 Update declarations.
2680 * layout.cc: Include "descriptors.h".
2681 (Layout::create_build_id): Use open_descriptor rather than open.
2682 * output.cc: Include "descriptors.h".
2683 (Output_file::open): Use open_descriptor rather than open.
2684 * archive.cc (Archive::const_iterator): Change Archive to be
2686 (Archive::begin, Archive::end): Make non-const.
2687 (Archive::count_members): Likewise.
2688 * archive.h (class Archive): Update declarations.
2689 * object.h (Object::read): Make non-const.
2690 * Makefile.am (CCFILES): Add descriptors.cc.
2691 (HFILES): Add descriptors.h.
2692 * Makefile.in: Rebuild.
2695 * gold.h: Always include <clocale>. Add Solaris workarounds
2696 following code in binutils/sysdep.h.
2699 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2700 this->eh_frame_hdr_ is NULL before using it.
2702 * dynobj.cc (Versions::Versions): Update comment.
2704 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2705 the base version name.
2707 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2708 array size plus one.
2709 (Stringpool_template::set_string_offsets): Subtract one from key
2710 before using it as an array index.
2711 (Stringpool_template::get_offset_with_length): Likewise.
2712 (Stringpool_template::write_to_buffer): Likewise.
2713 * stringpool.h (Stringpool_template::get_offset_from_key):
2716 2008-07-23 Ian Lance Taylor <iant@google.com>
2719 * object.h (Merged_symbol_value::value): Do our best to handle a
2723 * script.cc (Version_script_info::get_versions): Don't add empty
2724 version tag to return value.
2725 (Version_script_info::get_symbol_version_helper): Change return
2726 type to bool. Add pversion parameter. Change all callers.
2727 (script_register_vers_node): Don't require a non-NULL tag.
2728 * script.h (class Version_script_info): Update declarations.
2729 (Version_script_info::get_symbol_version): Change return type to
2730 bool. Add version parameter. Change all callers.
2731 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2732 handling. Handle an empty version from a version script.
2733 (Symbol_table::define_special_symbol): Likewise.
2734 * testsuite/ver_test_10.script: New file.
2735 * testsuite/ver_test_10.sh: New file.
2736 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2737 (check_DATA): Add ver_test_10.syms.
2738 (ver_test_10.syms, ver_test_10.so): New target.
2739 * testsuite/Makefile.in: Rebuild.
2741 2008-07-23 Simon Baldwin <simonb@google.com>
2743 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2744 to zero for undefined symbols from dynamic libraries.
2746 2008-07-23 Ian Lance Taylor <iant@google.com>
2748 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2750 * symtab.h (class Symbol_table): Update declaration.
2751 * testsuite/ver_test_9.cc: New file.
2752 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2753 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2754 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2755 (ver_test_9.so, ver_test_9.o): New targets.
2756 * testsuite/Makefile.in: Rebuild.
2758 2008-07-22 Ian Lance Taylor <iant@google.com>
2760 * options.h (class General_options): Define --check-sections.
2761 * layout.cc (Layout::set_segment_offsets): Handle
2764 * options.h (class General_options): Define -n/--nmagic and
2766 * options.cc (General_options::finalize): For -n/--nmagic or
2767 -N/--omagic, set -static.
2768 * layout.cc (Layout::attach_allocated_section_to_segment): If
2769 -N/--omagic, don't put read-only and read-write sections in
2771 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2772 finding a read-only segment.
2773 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2774 don't set the minimum segment alignment to the common page size,
2775 and don't set the file offset to the address modulo the page size.
2776 * script-sections.cc (Script_sections::create_segments): If
2777 -n/--omagic, don't put read-only and read-write sections in
2780 * cref.cc: New file.
2782 * options.h (class General_options): Add --print-symbol-counts.
2783 * main.cc (main): Issue defined symbol report if requested.
2784 * archive.cc (Archive::interpret_header): Make into a const member
2786 (Archive::add_symbols): Call Input_objects::archive_start and
2788 (Archive::const_iterator): Define new class.
2789 (Archive::begin, Archive::end): New functions.
2790 (Archive::include_all_members): Rewrite to use iterator.
2791 (Archive::count_members): New function.
2792 * archive.h (class Archive): Update declarations.
2793 (Archive::filename): New function.
2794 * object.cc: Include "cref.h".
2795 (Sized_relobj::Sized_relobj): Initialize defined_count_.
2796 (Sized_relobj::do_get_global_symbol_counts): New function.
2797 (Input_objects::add_object): Add object to cross-referencer.
2798 (Input_objects::archive_start): New function.
2799 (Input_objects::archive_stop): New function.
2800 (Input_objects::print_symbol_counts): New function.
2801 * object.h: Declare Cref and Archive.
2802 (Object::get_global_symbol_counts): New function.
2803 (Object::do_get_global_symbol_counts): New pure virtual function.
2804 (class Sized_relobj): Add defined_count_ field. Update
2806 (class Input_objects): Add cref_ field. Update constructor.
2807 Update declarations.
2808 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
2810 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
2812 (Sized_dynobj::do_get_global_symbol_counts): New function.
2813 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
2814 defined_count_. Update declarations. Define Symbols typedef.
2815 * symtab.cc (Symbol_table::add_from_relobj): Add defined
2816 parameter. Change all callers.
2817 (Symbol_table::add_from_dynobj): Add sympointers and defined
2818 parameters. Change all callers.
2819 * symtab.h (class Symbol_table): Update declarations.
2820 * Makefile.am (CCFILES): Add cref.cc.
2821 (HFILES): Add cref.h.
2822 * Makefile.in: Rebuild.
2824 2008-07-22 Simon Baldwin <simonb@google.com>
2826 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
2827 to zero when writing undefined symbols.
2829 2008-07-22 Ian Lance Taylor <iant@google.com>
2831 * output.cc (Output_section::add_input_section): Don't try to
2832 merge empty merge sections.
2834 2008-07-21 Craig Silverstein <csilvers@google.com>
2836 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2837 Include symbol version in error message.
2839 2008-07-20 Chris Demetriou <cgd@google.com>
2841 * configure.ac (gold_cv_c_random_seed): New configured variable.
2842 (RANDOM_SEED_CFLAGS): New substituted variable.
2843 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
2844 * configure: Rebuild.
2845 * Makefile.in: Likewise.
2846 * testsuite/Makefile.in: Likewise.
2848 2008-07-18 Ian Lance Taylor <iant@google.com>
2850 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
2851 where we see NAME/NULL and NAME/VERSION as separate symbols.
2852 * testsuite/ver_test_main.cc (main): Call t4.
2853 (t4, t4_2a): Define.
2854 * testsuite/ver_test_2.cc (t4_2): Define.
2855 * testsuite/ver_test_2.script: Put t4_2a in VER2.
2856 * testsuite/ver_test_4.cc (t4_2a): Define.
2857 * testsuite/ver_test_4.script: Put t4_2a in VER2.
2858 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
2860 2008-07-17 Ian Lance Taylor <iant@google.com>
2862 * dynobj.cc (Versions::add_def): If we give an error about a
2863 missing version, go ahead and create the version anyhow.
2865 2008-07-10 Ian Lance Taylor <iant@google.com>
2867 Handle output sections with more than 0x7fffffff bytes.
2868 * object.h (class Relobj): Change map_to_output_ to
2869 output_sections_, and just keep a section pointer. Change all
2870 uses. Move comdat group support to Sized_relobj.
2871 (Relobj::is_section_specially_mapped): Remove.
2872 (Relobj::output_section): Remove poff parameter. Change all
2874 (Relobj::output_section_offset): New function.
2875 (Relobj::set_section_offset): Rewrite.
2876 (Relobj::map_to_output): Remove.
2877 (Relobj::output_sections): New function.
2878 (Relobj::do_output_section_offset): New pure virtual function.
2879 (Relobj::do_set_section_offset): Likewise.
2880 (class Sized_relobj): Add section_offsets_ field. Add comdat
2881 group support from Relobj. Update declarations.
2882 (Sized_relobj::get_output_section_offset): New function.
2883 (Sized_relobj::do_output_section_offset): New function.
2884 (Sized_relobj::do_set_section_offset): New function.
2885 * object.cc (Relobj::output_section_address): Remove.
2886 (Sized_relobj::Sized_relobj): Initialize new fields.
2887 (Sized_relobj::include_section_group): Cast find_kept_object to
2889 (Sized_relobj::include_linkonce_section): Likewise.
2890 (Sized_relobj::do_layout): Use separate arrays for output section
2892 (Sized_relobj::do_count_local_symbols): Change map_to_output to
2894 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
2895 output_sections and section_offsets.
2896 (Sized_relobj::write_local_symbols): Likewise.
2897 (map_to_kept_section): Compute output address directly.
2898 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
2899 output_sections and section_offsets.
2900 (Sized_relobj::write_sections): Likewise.
2901 (Sized_relobj::relocate_sections): Likewise.
2902 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
2903 * output.h (class Output_reloc): Update declarations. Change
2904 u2_.relobj to Sized_relobj*.
2905 (class Output_data_reloc): Change add functions to use
2907 * output.cc (Output_reloc::Output_reloc): Change relobj to
2909 (Output_reloc::local_section_offset): Change return type to
2910 Elf_Addr. Use get_output_section_offset.
2911 (Output_reloc::get_address): Likewise.
2912 (Output_section::is_input_address_mapped): Don't call
2913 is_section_specially_mapped.
2914 (Output_section::output_offset): Likewise.
2915 (Output_section::output_address): Likewise.
2916 (Output_section::starting_output_address): Likewise.
2917 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
2918 parameter to Sized_relobj*.
2919 (Copy_relocs::need_copy_reloc): Likewise.
2920 (Copy_relocs::save): Likewise.
2921 * copy-relocs.h (class Copy_relocs): Update declarations.
2922 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
2923 Sized_relobj*. Change relobj_ field to Sized_relobj*.
2924 * target-reloc.h (relocate_for_relocatable): Change
2925 offset_in_output_section type to Elf_Addr. Change code that uses
2927 * layout.cc (Layout::layout): Always set *off.
2928 * mapfile.cc (Mapfile::print_input_section): Use
2929 output_section_offset.
2930 * i386.cc (Target_i386::copy_reloc): Change object parameter to
2932 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
2933 * sparc.cc (Target_sparc::copy_reloc): Likewise.
2934 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
2936 2008-07-03 Ian Lance Taylor <iant@google.com>
2938 * layout.cc (Layout::include_section): Do not discard unrecognized
2939 SHT_STRTAB sections.
2941 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
2943 * script.cc (Lex::can_continue_name): Make '?' allowable in
2944 version-script names.
2945 * testsuite/version_script.map: Change glob pattern to use '?'
2947 2008-06-30 Manish Singh <yosh@gimp.org>
2950 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
2953 2008-06-30 Ian Lance Taylor <iant@google.com>
2957 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
2958 versions]: Don't try to read the value in the contents, since we
2959 don't use it. Use the template endianness when writing.
2961 2008-06-25 Cary Coutant <ccoutant@google.com>
2963 * fileread.cc (File_read::make_view): Assert on zero-length view.
2964 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
2965 symbol table when there are no symbols to read.
2967 2008-06-23 Craig Silverstein <csilvers@google.com>
2969 * version.cc (version_string): Bump to 1.7
2971 2008-06-18 Craig Silverstein <csilvers@google.com>
2973 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
2974 constant 0xFFFF to type Valtype.
2975 (Powerpc_relocate_functions::rel16_ha): Likewise.
2977 2008-06-17 Ian Lance Taylor <iant@google.com>
2979 * output.h (Output_section::Input_section): Initialize p2align_ to
2980 zero for Output_section_data constructors.
2981 (Output_section::Input_section::addralign): If not an input
2982 section, return the alignment of the Output_section_data.
2983 * testsuite/copy_test.cc: New file.
2984 * testsuite/copy_test_1.cc: New file.
2985 * testsuite/copy_test_2.cc: New file.
2986 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
2987 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
2988 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
2989 (copy_test_1_pic.o, copy_test_1.so): New targets.
2990 (copy_test_2_pic.o, copy_test_2.so): New targets.
2991 * testsuite/Makefile.in: Rebuild.
2993 * script-sections.cc (Script_sections::place_orphan): Initialize
2994 local variable exact.
2996 2008-06-13 David Edelsohn <edelsohn@gnu.org>
2998 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3000 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3001 David S. Miller <davem@davemloft.net>
3003 * powerpc.cc: New file.
3004 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3005 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3006 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3007 * Makefile.in: Rebuild.
3009 2008-06-09 Ian Lance Taylor <iant@google.com>
3011 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3013 (throwing, orig_terminate): New static variables.
3014 (terminate_handler): New static function.
3015 (t2): Set terminate handler.
3017 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3020 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3023 2008-05-30 Cary Coutant <ccoutant@google.com>
3025 * archive.cc (Archive::include_all_members) Correct to step
3026 over symbol table and extended name table in thin archives.
3028 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3031 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3034 2008-05-28 Caleb Howe <cshowe@google.com>
3036 * reduced_debug_output.cc: New file.
3037 * reduced_debug_output.h: New file.
3038 * options.h (class General_options): Add --strip-debug-non-line.
3039 * options.cc (General_options::finalize): Add strip_debug_non_line
3040 to the strip heirarchy.
3041 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3043 * layout.cc: Include "reduced_debug_output.h".
3044 (Layout::Layout): Initialize new fields.
3045 (line_only_debug_sections): New static array.
3046 (is_lines_only_debug_sections): New static inline function.
3047 (Layout::include_section): Handle --strip-debug-non-line.
3048 (Layout::make_output_section): If --strip-debug-non-line, build
3049 new output sections for .debug_abbrev and .debug_info.
3050 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3051 gold. Warn about possible overflow.
3052 (read_signed_LEB_128): Likewise.
3053 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3054 (read_signed_LEB_128): Declare.
3055 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3056 (HFILES): Add reduced_debug_output.h.
3057 * Makefile.in: Rebuild.
3059 2008-05-21 Ian Lance Taylor <iant@google.com>
3061 * mapfile.cc: New file.
3062 * mapfile.h: New file.
3063 * options.h (class General_options): Add -M/--print-map and -Map.
3064 * options.cc (General_options::finalize): Make -M equivalent to
3066 * main.cc: Include <cstdio> and "mapfile.h".
3067 (main): Open mapfile if requested.
3068 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3069 constructor. Change caller.
3070 (queue_initial_tasks): Add mapfile parameter. Change caller.
3071 (queue_middle_tasks): Likewise.
3072 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3074 * archive.cc: Include "mapfile.h".
3075 (Archive::add_symbols): Add mapfile parameter. Change all
3076 callers. Pass mapfile, symbol, and reason to include_member.
3077 (Archive::include_all_members): Add mapfile parameter. Change all
3079 (Archive::include_member): Add mapfile, sym, and why parameters.
3080 Change all callers. Report inclusion to map file.
3081 * archive.h: Include "fileread.h".
3082 (class Archive): Update declarations.
3083 (Archive::file): New const method.
3084 (class Add_archive_symbols): Add mapfile_ field. Update
3085 constructor. Change all callers.
3086 * readsyms.h (class Read_symbols): Likewise.
3087 (class Finish_group): Likewise.
3088 (class Read_script): Likewise.
3089 * common.cc: Include "mapfile.h".
3090 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3092 (Symbol_table::do_allocate_commons): Likewise.
3093 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3094 symbol allocation to mapfile.
3095 * common.h (class Allocate_commons_task): Add mapfile_ field.
3096 Update constructor. Change all callers.
3097 * symtab.h (class Symbol_table): Update declarations.
3098 * layout.cc: Include "mapfile.h".
3099 (Layout_task_runner::run): Print information to mapfile.
3100 (Layout::create_gold_note): Change Output_data_fixed_space to
3101 Output_data_zero_fill.
3102 (Layout::create_build_id): Likewise.
3103 (Layout::print_to_mapfile): New function.
3104 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3105 constructor. Change caller.
3106 (class Layout): Declare print_to_mapfile.
3107 * output.cc (Output_section::Input_section::print_to_mapfile): New
3109 (Output_section::add_input_section): If producing a map, always
3110 add to input_sections_ list.
3111 (Output_section::do_print_to_mapfile): New function.
3112 (Output_segment::print_sections_to_mapfile): New function.
3113 (Output_segment::print_section_list_to_mapfile): New function.
3114 * output.h: Include "mapfile.h".
3115 (Output_data::print_to_mapfile): New function.
3116 (Output_data::do_print_to_mapfile): New virtual function.
3117 (Output_segment_headers::do_print_to_mapfile): New function.
3118 (Output_file_header::do_print_to_mapfile): New function.
3119 (Output_data_const::do_print_to_mapfile): New function.
3120 (class Output_data_const_buffer): Add map_name_ field. Update
3121 constructor. Change all callers. Add do_print_to_mapfile
3123 (class Output_data_fixed_space): Likewise.
3124 (class Output_data_space): Likewise.
3125 (class Output_data_zero_fill): New class.
3126 (Output_data_strtab::do_print_to_mapfile): New function.
3127 (Output_data_reloc_base::do_print_to_mapfile): New function.
3128 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3129 (Output_data_group::do_print_to_mapfile): New function.
3130 (Output_data_got::do_print_to_mapfile): New function.
3131 (Output_data_dynamic::do_print_to_mapfile): New function.
3132 (Output_symtab_xindex::do_print_to_mapfile): New function.
3133 (class Output_section): Declare do_print_to_mapflie. Declare
3134 print_to_mapfile in Input_section.
3135 (class Output_segment): Declare new functions.
3136 * object.h (Sized_relobj::symbol_count): New function.
3137 * script-sections.cc
3138 (Output_section_element_dot_assignment::set_section_addresses):
3139 Change Output_data_fixed_space to Output_data_zero_fill.
3140 (Output_data_expression::do_print_to_mapfile): New function.
3141 * script.cc (read_input_script): Add mapfile parameter. Change
3143 * script.h (read_input_script): Update declaration.
3144 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3145 (Eh_frame::do_print_to_mapfile): New function.
3146 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3147 (Output_merge_string::do_print_to_mapfile): New function.
3148 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3150 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3152 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3154 * Makefile.am (CCFILES): Add mapfile.cc.
3155 (HFILES): Add mapfile.h.
3156 * Makefile.in: Rebuild.
3158 2008-05-19 Ian Lance Taylor <iant@google.com>
3160 * options.h (class General_options): Add -z relro.
3161 * layout.cc (Layout::Layout): Initialize relro_segment_.
3162 (Layout::add_output_section_data): Return the output section.
3163 (Layout::make_output_section): Rcognize relro sections and mark
3165 (Layout::attach_allocated_section_to_segment): Put relro sections
3166 in a PT_GNU_RELRO segment.
3167 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3169 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3171 (Layout::linkonce_mapping): Map d.rel.ro.local to
3173 (Layout::output_section_name): Us .data.rel.ro.local for any
3174 section which begins with that.
3175 * layout.h (class Layout): Update add_output_section_data
3176 declaration. Add relro_segment_ field.
3177 * output.cc (Output_section::Output_section): Initialize is_relro_
3178 and is_relro_local_ fields.
3179 (Output_segment::add_output_section): Group relro sections.
3180 (Output_segment::is_first_section_relro): New function.
3181 (Output_segment::maximum_alignment): If there is a relro section,
3182 align the segment to the common page size.
3183 (Output_segment::set_section_addresses): Track whether we are
3184 looking at relro sections. If the last section is a relro
3185 section, align to the common page size.
3186 (Output_segment::set_section_list_addresses): Add in_relro
3187 parameter. Change all callers. Align to the page size when
3188 moving from relro to non-relro section.
3189 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3191 * output.h (class Output_section): Add is_relro_ and
3192 is_relro_local_ fields.
3193 (Output_section::is_relro): New function.
3194 (Output_section::set_is_relro): New function.
3195 (Output_section::is_relro_local): New function.
3196 (Output_section::set_is_relro_local): New function.
3197 (class Output_segment): Update declarations.
3198 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3199 * sparc.cc (Target_sparc::got_section): Likewise.
3200 * x86_64.cc (Target_x86_64::got_section): Likewise.
3201 * testsuite/relro_test_main.cc: New file.
3202 * testsuite/relro_test.cc: New file.
3203 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3204 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3205 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3206 (relro_test.so, relro_test_pic.o): New targets.
3207 * testsuite/Makefile.in: Rebuild.
3209 2008-05-16 Ian Lance Taylor <iant@google.com>
3211 * output.cc (Output_segment::add_output_section): Remove front
3213 * output.h (class Output_segment): Remove
3214 add_initial_output_section and overloaded add_output_section.
3215 Update declaration of remaining add_output_section.
3216 * layout.cc (Layout::create_interp): Call add_output_section
3217 rather than add_initial_output_section.
3218 (Layout::finish_dynamic_section): Likewise.
3220 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3221 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3222 know the dynamic type.
3223 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3224 field. Initialize it in constructor.
3225 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3226 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3227 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3230 * output.cc (Output_reloc::get_address): Change return type to
3232 * output.h (class Output_reloc): Update get_address declaration.
3233 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3234 for section addresses.
3236 2008-05-09 Ian Lance Taylor <iant@google.com>
3239 * gold.cc (gold_nomem): Use return value of write.
3241 2008-05-08 Ian Lance Taylor <iant@google.com>
3243 * symtab.c (Symbol::init_base_output_data): Add version
3244 parameter. Change all callers.
3245 (Symbol::init_base_output_segment): Likewise.
3246 (Symbol::init_base_constant): Likewise.
3247 (Symbol::init_base_undefined): Likewise.
3248 (Sized_symbol::init_output_data): Likewise.
3249 (Sized_symbol::init_output_segment): Likewise.
3250 (Sized_symbol::init_constant): Likewise.
3251 (Sized_symbol::init_undefined): Likewise.
3252 (Symbol_table::do_define_in_output_data): If the new symbol has a
3253 version, mark it as the default.
3254 (Symbol_table::do_define_in_output_segment): Likewise.
3255 (Symbol_table::do_define_as_constant): Likewise.
3256 * symtab.h (class Symbol): Update declarations.
3257 (class Sized_symbol): Likewise.
3258 * resolve.cc (Symbol::override_version): New function.
3259 (Symbol::override_base): Call override_version.
3260 (Symbol::override_base_with_special): Likewise.
3261 * testsuite/ver_script_8.script: New file.
3262 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3263 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3264 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3265 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3267 2008-05-06 Ian Lance Taylor <iant@google.com>
3270 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3272 (class General_options): Remove existing --undefined, and add
3273 --no-undefined instead. Add new --undefined as synonym for -u.
3274 * archive.cc (Archive::add_symbols): Check whether symbol was
3276 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3277 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3278 all uses. Add IS_UNDEFINED. Update declarations to split
3279 different versions of init_base. Declare init_base_undefined.
3280 (Symbol::is_defined): Handle IS_UNDEFINED.
3281 (Symbol::is_undefined): Likewise.
3282 (Symbol::is_weak_undefined): Call is_undefined.
3283 (Symbol::is_absolute): Handle IS_CONSTANT.
3284 (class Sized_symbol): Update declarations to split different
3285 versions of init. Declare init_undefined.
3286 (class Symbol_table): Declare new functions.
3287 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3289 (Symbol::init_base_output_data): Likewise.
3290 (Symbol::init_base_output_segment): Likewise.
3291 (Symbol::init_base_constant): Likewise.
3292 (Symbol::init_base_undefined): New function.
3293 (Sized_symbol::init_object): Rename from init. Change all
3295 (Sized_symbol::init_output_data): Likewise.
3296 (Sized_symbol::init_output_segment): Likewise.
3297 (Sized_symbol::init_constant): Likewise.
3298 (Sized_symbol::init_undefined): New function.
3299 (Symbol_table::add_undefined_symbols_from_command_line): New
3301 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3303 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3304 (Symbol::output_section): Likewise.
3305 (Symbol::set_output_section): Likewise.
3306 (Symbol_table::sized_finalize_symbol): Likewise.
3307 (Symbol_table::sized_write_globals): Likewise.
3308 * resolve.cc (Symbol_table::should_override): Likewise.
3309 (Symbol::override_base_with_special): Likewise.
3311 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3312 symbol, change it to have default visibility.
3313 * testsuite/protected_1.cc: New file.
3314 * testsuite/protected_2.cc: New file.
3315 * testsuite/protected_3.cc: New file.
3316 * testsuite/protected_main_1.cc: New file.
3317 * testsuite/protected_main_2.cc: New file.
3318 * testsuite/protected_main_3.cc: New file.
3319 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3320 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3321 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3322 (protected_1.so): New target.
3323 (protected_1_pic.o, protected_2_pic.o): New targets.
3324 (protected_3_pic.o): New target.
3325 (check_PROGRAMS): Add protected_2.
3326 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3327 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3328 * testsuite/Makefile.in: Rebuild.
3330 * options.h (DEFINE_var): Add set_user_set_##varname__.
3331 (DEFINE_bool_alias): New macro.
3332 (class General_options): Define -Bstatic using DEFINE_bool_alias
3333 rather than DEFINE_special. Add --undefined as an alias for -z
3335 * options.cc (General_options::parse_Bstatic): Remove.
3337 * options.h (class General_options): Add --fatal-warnings.
3338 * main.cc (main): Implement --fatal-warnings.
3339 * errors.h (Errors::warning_count): New function.
3341 * options.h (class General_options): Add -Bsymbolic-functions.
3342 * symtab.h (Symbol::is_preemptible): Check for
3343 -Bsymbolic-functions.
3345 2008-05-05 Ian Lance Taylor <iant@google.com>
3347 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3348 as noVARNAME rather than no-VARNAME.
3349 (class General_options): Add option -z combreloc.
3350 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3352 (Output_reloc::sort_before) [SHT_REL]: New function.
3353 (Output_reloc::sort_before) [SHT_RELA]: New function.
3354 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3355 Sort_relocs_comparison.
3356 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3357 parameter. Change all callers.
3358 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3359 sort_relocs parameter. Change all callers.
3360 * output.cc (Output_reloc::get_address): New function, broken out
3362 (Output_reloc::write_rel): Call it.
3363 (Output_reloc::compare): New function.
3364 (Output_data_reloc_base::do_write): Optionally sort relocs.
3366 * configure.ac: If targ_extra_obj is set, link it in.
3367 * configure.tgt: Initialize all variables.
3368 (x86_64*): Set targ_extra_obj and targ_extra_size.
3369 * configure: Rebuild.
3371 * object.cc (Sized_relobj::include_section_group): Adjust section
3372 indexes read from group data. Build vector to pass to
3374 * layout.cc (Layout::layout_group): Add flags and shndxes
3375 parameters. Remove contents parameter. Change caller. Update
3376 explicit instantiations.
3377 * layout.h (class Layout): Update layout_group declaration.
3378 * output.cc (Output_data_group::Output_data_group): Add flags and
3379 input_shndxes parameters. Remove contents parameter. Change
3381 (Output_data_group::do_write): Change input_sections_ to
3383 * output.h (class Output_data_group): Update constructor
3384 declaration. Rename input_sections_ to input_shndxes_.
3385 * testsuite/many_sections_test.cc: Add template.
3387 2008-04-30 Cary Coutant <ccoutant@google.com>
3389 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3391 * layout.cc (Layout::include_section): Refactored check for debug
3393 (Layout::add_comdat): Add new parameters. Change type
3394 of signature parameter. Add object and shndx to signatures table.
3395 (Layout::find_kept_object): New function.
3396 * layout.h: Include <cstring>.
3397 (Layout::is_debug_info_section): New function.
3398 (Layout::add_comdat): Add new parameters.
3399 (Layout::find_kept_object): New function.
3400 (Layout::Kept_section): New struct.
3401 (Layout::Signatures): Change type of map range.
3402 * object.cc (Relobj::output_section_address): New function.
3403 (Sized_relobj::include_section_group): Add new parameters. Change
3404 calls to Layout::add_comdat. Change to build table of kept comdat
3405 groups and table mapping discarded sections to kept sections.
3406 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3407 (Sized_relobj::do_layout): Change calls to include_section_group and
3408 include_linkonce_section.
3409 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3410 value to zero when section is discarded.
3411 (Sized_relobj::map_to_kept_section): New function.
3412 * object.h (Relobj::output_section_address): New function.
3413 (Relobj::Comdat_group): New type.
3414 (Relobj::find_comdat_group): New function.
3415 (Relobj::Comdat_group_table): New type.
3416 (Relobj::Kept_comdat_section): New type.
3417 (Relobj::Kept_comdat_section_table): New type.
3418 (Relobj::add_comdat_group): New function.
3419 (Relobj::set_kept_comdat_section): New function.
3420 (Relobj::get_kept_comdat_section): New function.
3421 (Relobj::comdat_groups_): New field.
3422 (Relobj::kept_comdat_sections_): New field.
3423 (Symbol_value::input_value): Update comment.
3424 (Sized_relobj::map_to_kept_section) New function.
3425 (Sized_relobj::include_linkonce_section): Add new parameter.
3426 * target-reloc.h (Comdat_behavior): New type.
3427 (get_comdat_behavior): New function.
3428 (relocate_section): Add code to map a discarded section to the
3429 corresponding kept section when applying a relocation.
3431 2008-04-30 Craig Silverstein <csilvers@google.com>
3433 * dwarf_reader.cc (next_generation_count): New static var.
3434 (Addr2line_cache_entry): New struct.
3435 (addr2line_cache): New static var.
3436 (Dwarf_line_info::one_addr2line): Added caching.
3437 (Dwarf_line_info::clear_addr2line_cache): New function.
3438 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3439 cache-size parameter.
3440 (Dwarf_line_info::one_addr2line_cache): New function.
3441 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3442 new cache-size argument to one_addr2line(), and clear cache.
3444 2008-04-28 Cary Coutant <ccoutant@google.com>
3446 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3447 R_386_PC8 relocations.
3449 2008-04-23 Ian Lance Taylor <iant@google.com>
3451 * object.cc (Sized_relobj::include_section_group): Check for
3452 invalid section group.
3454 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3457 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3458 than read for file header.
3459 * archive.cc (Archive::include_member): Likewise.
3461 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3463 * aclocal.m4: Regenerate.
3464 * configure: Regenerate.
3466 2008-04-19 Ian Lance Taylor <iant@google.com>
3468 * version.cc (version_string): Bump to 1.6.
3470 * testsuite/Makefile.am (many_sections_r_test): New target.
3471 (many_sections_r_test_SOURCES): Remove.
3472 (many_sections_r_test_DEPENDENCIES): Remove.
3473 (many_sections_r_test_LDFLAGS): Remove.
3474 (many_sections_r_test_LDADD): Remove.
3476 * object.cc (Sized_relobj::do_add_symbols): Always pass
3477 local_symbol_count_ to add_from_relobj.
3479 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3480 every thousand variables.
3481 * testsuite/Makefile.in: Rebuild.
3483 * object.cc (Xindex::initialize_symtab_xindex): New function.
3484 (Xindex::read_symtab_xindex): New function.
3485 (Xindex::sym_xindex_to_shndx): New function.
3486 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3488 (Sized_relobj::do_initialize_xindex): New function.
3489 (Sized_relobj::do_read_symbols): Adjust section links.
3490 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3491 parameter. Change all callers.
3492 (Sized_relobj::include_section_group): Adjust section links and
3493 symbol section indexes.
3494 (Sized_relobj::do_layout): Adjust section links.
3495 (Sized_relobj::do_count_local_symbols): Adjust section links and
3496 symbol section indexes.
3497 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3498 ordinary and special symbols.
3499 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3500 dynsym_xindex parameters. Change all callers. Adjust section
3501 links. Use SHN_XINDEX when needed.
3502 (Sized_relobj::get_symbol_location_info): Adjust section links.
3503 Don't get fooled by special symbols.
3504 * object.h (class Xindex): Define.
3505 (class Object): Add xindex_ parameter. Declare virtual functoin
3506 do_initialize_xindex.
3507 (Object::adjust_sym_shndx): New function.
3508 (Object::set_xindex): New protected function.
3509 (class Symbol_value): Add is_ordinary_shndx_ field.
3510 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3511 (Symbol_value::value): Assert ordinary section.
3512 (Symbol_value::initialize_input_to_output_map): Likewise.
3513 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3515 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3517 (class Sized_relobj): Update declarations.
3518 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3519 parameter. Change all callers.
3520 (Sized_relobj::adjust_shndx): New function.
3521 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3523 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3524 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3525 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3526 (Sized_dynobj::read_dynsym_section): Adjust section links.
3527 (Sized_dynobj::read_dynamic): Likewise.
3528 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3530 (Sized_dynobj::do_initialize_xindex): New function.
3531 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3532 do_initialize_xindex.
3533 (Sized_dynobj::adjust_shndx): New function.
3534 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3535 dynsym_xindex_ fields.
3536 (Layout::finalize): Add a call to set_section_indexes before
3537 creating the symtab sections.
3538 (Layout::set_section_indexes): Don't do anything if the section
3539 already has a section index.
3540 (Layout::create_symtab_sections): Add shnum parameter. Change
3541 caller. Create .symtab_shndx section if needed.
3542 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3544 (Layout::allocated_output_section_count): New function.
3545 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3547 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3548 fields. Update declarations.
3549 (Layout::symtab_xindex): New function.
3550 (Layout::dynsym_xindex): New function.
3551 (class Write_symbols_task): Add layout_ field.
3552 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3554 * output.cc (Output_section_headers::Output_section_headers): Add
3555 shstrtab_section parameter. Change all callers.
3556 (Output_section_headers::do_sized_write): Store overflow values
3557 for section count and section string table section index in
3558 section header zero.
3559 (Output_file_header::do_sized_write): Check for overflow of
3560 section count and section string table section index.
3561 (Output_symtab_xindex::do_write): New function.
3562 (Output_symtab_xindex::endian_do_write): New function.
3563 * output.h (class Output_section_headers): Add shstrtab_section_.
3564 Update declarations.
3565 (class Output_symtab_xindex): Define.
3566 (Output_section::has_out_shndx): New function.
3567 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3569 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3571 (Sized_symbol::init): Likewise.
3572 (Symbol::output_section): Check for ordinary symbol.
3573 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3574 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3576 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3577 Change all callers. Simplify handling of symbols from sections
3578 not included in the link.
3579 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3581 (Weak_alias_sorter::operator()): Assert that symbols are
3583 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3585 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3586 parameters. Change all callers.
3587 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3588 symbol distinction. Use SHN_XINDEX when needed.
3589 (Symbol_table::write_section_symbol): Add symtab_xindex
3590 parameter. Change all callers.
3591 (Symbol_table::sized_write_section_symbol): Likewise. Use
3592 SHN_XINDEX when needed.
3593 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3595 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3596 (Symbol::is_defined): Check is_ordinary.
3597 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3598 (Symbol::is_absolute, Symbol::is_common): Likewise.
3599 (class Sized_symbol): Update declarations.
3600 (class Symbol_table): Update declarations.
3601 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3602 parameters. Change all callers.
3603 (Sized_symbol::override): Likewise.
3604 (Symbol_table::override): Likewise.
3605 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3606 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3607 is_ordinary, and orig_st_shndx parameters. Change all callers.
3608 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3609 to be in an ordinary section.
3610 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3611 object and is_ordinary parameters. Change all callers.
3612 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3613 Change all callers. Don't add undefined or non-ordinary symbols
3615 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3617 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3619 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3620 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3621 (Sized_relobj::relocate_sections): Likewise.
3622 * target-reloc.h (scan_relocs): Adjust section symbol index.
3623 (scan_relocatable_relocs): Likewise.
3624 * i386.cc (Scan::local): Check for ordinary symbols.
3625 * sparc.cc (Scan::local): Likewise.
3626 * x86_64.cc (Scan::local): Likewise.
3627 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3628 to symbol_section_and_value.
3629 * testsuite/many_sections_test.cc: New file.
3630 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3631 (check_PROGRAMS): Add many_sections_test.
3632 (many_sections_test_SOURCES): Define.
3633 (many_sections_test_DEPENDENCIES): Define.
3634 (many_sections_test_LDFLAGS): Define.
3635 (BUILT_SOURCES): Add many_sections_define.h.
3636 (many_sections_define.h): New target.
3637 (BUILT_SOURCES): Add many_sections_check.h.
3638 (many_sections_check.h): New target.
3639 (check_PROGRAMS): Add many_sections_r_test.
3640 (many_sections_r_test_SOURCES): Define.
3641 (many_sections_r_test_DEPENDENCIES): Define.
3642 (many_sections_r_test_LDFLAGS): Define.
3643 (many_sections_r_test_LDADD): Define.
3644 (many_sections_r_test.o): New target.
3645 * testsuite/Makefile.in: Rebuild.
3647 2008-04-17 Cary Coutant <ccoutant@google.com>
3649 * errors.cc (Errors::info): New function.
3650 (gold_info): New function.
3651 * errors.h (Errors::info): New function.
3652 * gold.h (gold_info): New function.
3653 * object.cc (Input_objects::add_object): Print trace output.
3654 * options.cc (options::parse_set): New function.
3655 (General_options::parse_wrap): Deleted.
3656 (General_options::General_options): Deleted initializer.
3657 * options.h (options::String_set): New typedef.
3658 (options::parse_set): New function.
3659 (DEFINE_set): New macro.
3660 (General_options::wrap): Changed to use DEFINE_set. Changed
3661 callers of any_wrap_symbols and is_wrap_symbol.
3662 (General_options::trace, General_options::trace_symbol):
3664 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3665 (General_options::wrap_symbols_): Deleted.
3666 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3668 2008-04-17 David S. Miller <davem@davemloft.net>
3670 * options.cc (General_options::parse_V): New function.
3671 * options.h: Add entries for -V and -Qy.
3673 2008-04-17 Ian Lance Taylor <iant@google.com>
3675 * common.cc (Symbol_table::allocate_commons): Remove options
3676 parameter. Change caller.
3677 (Symbol_table::do_allocate_commons): Remove options parameter.
3678 Change caller. Just call do_allocate_commons_list twice.
3679 (Symbol_table::do_allocate_commons_list): New function, broken out
3680 of do_allocate_commons.
3681 * common.h (class Allocate_commons_task): Remove options_ field.
3683 * symtab.cc (Symbol_table::Symbol_table): Initialize
3685 (Symbol_table::add_from_object): Put TLS common symbols on
3687 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3688 which are IN_OUTPUT_DATA.
3689 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3690 allocate_commons and do_allocate_commons declarations. Declare
3691 do_allocate_commons_list.
3692 * gold.cc (queue_middle_tasks): Update creation of
3693 Allocate_commons_task to not pass options.
3694 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3695 (TLS_TEST_C_FLAGS): New variable.
3696 (tls_test_c_pic.o): New target.
3697 (tls_test_shared.so): Link in tls_test_c_pic.o.
3698 (tls_test_c_pic_ie.o): New target.
3699 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3700 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3701 (tls_test_c.o): New target.
3702 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3703 (tls_pic_test_LDADD): Likewise.
3704 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3705 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3706 (tls_test_c_gnu2.o): New target.
3707 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3709 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3710 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3711 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3712 * testsuite/tls_test.cc: Include "config.h".
3713 (t_last): Call t11_last.
3714 * testsuite/tls_test.h (t11, t11_last): Declare.
3715 * testsuite/tls_test_c.c: New file.
3716 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3717 * configure.ac: Check for OpenMP support.
3718 * configure, config.in, Makefile.in: Rebuild.
3719 * testsuite/Makefile.in: Rebuild.
3721 2008-04-16 Cary Coutant <ccoutant@google.com>
3723 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3724 (Target_i386::tls_base_symbol_defined_): New field.
3725 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3726 (Target_i386::Scan::global): Likewise.
3727 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3728 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3729 (Target_x86_64::tls_base_symbol_defined_): New field.
3730 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3731 (Target_x86_64::Scan::global): Likewise.
3733 2008-04-16 Cary Coutant <ccoutant@google.com>
3735 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3736 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3737 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3738 building shared libraries.
3739 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3740 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3741 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3742 * testsuite/Makefile.in: Rebuild.
3743 * testsuite/weak_undef.h: New file.
3744 * testsuite/weak_undef_file1.cc: Add extra test cases.
3745 * testsuite/weak_undef_file2.cc: Likewise.
3746 * testsuite/weak_undef_test.cc: Likewise.
3748 2008-04-16 David S. Miller <davem@davemloft.net>
3750 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3751 Add issued_non_pic_error_ field. Declare check_non_pic.
3752 (Target_sparc::Scan::check_non_pic): New function.
3753 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3754 (Target_sparc::Scan::global): Likewise.
3756 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3757 * configure: Rebuild.
3759 * options.h (DEFINE_enable): New macro.
3760 (new_dtags): New enable option.
3761 (initfirst, interpose, loadfltr, nodefaultlib,
3762 nodelete, nodlopen, nodump): New -z options.
3763 * layout.cc (Layout:finish_dynamic_section): If new
3764 dtags enabled, emit DT_RUNPATH. Also, emit a
3765 DT_FLAGS_1 containing any specified -z flags.
3767 2008-04-16 Ian Lance Taylor <iant@google.com>
3769 * copy-relocs.cc: New file.
3770 * copy-relocs.h: New file.
3771 * reloc.cc: Remove Copy_relocs code.
3772 * reloc.h: Likewise.
3773 * reloc-types.h (struct Reloc_types) [both versions]: Add
3774 get_reloc_addend_noerror.
3775 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3776 variants of add_global which take an addend which must be zero.
3777 * i386.cc: Include "copy-relocs.h".
3778 (class Target_i386): Change type of copy_relocs_ to variable,
3780 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3782 (Target_i386::do_finalize_sections): Change handling of
3784 * sparc.cc: Include "copy-relocs.h".
3785 (class Target_sparc): Change type of copy_relocs_ to variable,
3787 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3789 (Target_sparc::do_finalize_sections): Change handling of
3791 * x86_64.cc: Include "copy-relocs.h".
3792 (class Target_x86_64): Change type of copy_relocs_ to variable,
3794 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
3795 class. Change all callers.
3796 (Target_x86_64::do_finalize_sections): Change handling of
3798 * Makefile.am (CCFILES): Add copy-relocs.cc.
3799 (HFILES): Add copy-relocs.h.
3801 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
3803 * testsuite/script_test_4.sh: Permit leading zeroes.
3805 2008-04-15 Ian Lance Taylor <iant@google.com>
3807 * script-sections.cc (Script_sections::create_segments): Use
3808 header_size_adjustment even when there is enough room for the
3810 * testsuite/script_test_4.sh: New file.
3811 * testsuite/script_test_4.t: New file.
3812 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
3813 (check_DATA): Add script_test_4.stdout.
3814 (MOSTLYCLEANFILES): Likewise.
3815 (script_test_4): New target.
3816 (script_test_4.stdout): New target.
3817 * testsuite/Makefile.in: Rebuild.
3819 * sparc.cc: Add definitions for Output_data_plt_sparc class
3822 2008-04-14 David S. Miller <davem@davemloft.net>
3824 * sparc.cc: New file.
3825 * Makefile.am (TARGETSOURCES): Add sparc.cc
3826 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
3827 * configure.tgt: Document targ_extra_size and
3828 targ_extra_big_endian. Add entries for sparc-* and
3830 * configure.ac: Handle targ_extra_size and
3831 targ_extra_big_endian.
3832 * Makefile.in: Rebuild.
3833 * configure: Likewise.
3834 * po/POTFILES.in: Likewise.
3835 * po/gold.pot: Likewise.
3837 2008-04-14 Ian Lance Taylor <iant@google.com>
3839 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
3840 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
3841 in the name/type/flags to section mapping. Don't call
3842 allocate_output_section.
3843 (Layout::choose_output_section): Change parameter from adjust_name
3844 to is_input_section. Don't permit input sections after sections
3845 are attached to segments. Don't call allocate_output_section.
3846 (Layout::layout_eh_frame): Call update_flags_for_input_section,
3847 not write_enable_output_section.
3848 (Layout::make_output_section): Don't push to
3849 unattached_section_list_ nor call attach_to_segment. Call
3850 attach_section_to_segment if sections are attached.
3851 (Layout::attach_sections_to_segments): New function.
3852 (Layout::attach_section_to_segment): New function.
3853 (Layout::attach_allocated_section_to_segment): Rename from
3854 attach_to_segment. Remove flags parameter.
3855 (Layout::allocate_output_section): Remove function.
3856 (Layout::write_enable_output_section): Remove function.
3857 * layout.h (class Layout): Update for above changes. Add new
3858 field sections_are_attached_.
3859 * output.h (Output_section::update_flags_for_input_section): New
3861 * output.cc (Output_section::add_input_section): Call
3862 update_flags_for_input_section.
3863 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
3865 2008-04-11 Cary Coutant <ccoutant@google.com>
3867 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
3868 thought unnecessary.
3869 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
3871 2008-04-11 Ian Lance Taylor <iant@google.com>
3873 * output.h (class Output_section_data): Remove inline definition
3875 * output.cc (Output_section_data::set_addralign): New function.
3877 2008-04-11 Cary Coutant <ccoutant@google.com>
3879 Add support for TLS descriptors for i386 and x86_64.
3880 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
3881 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
3882 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
3884 (Target_i386::got_mod_index_entry): Remove unnecessary code.
3885 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
3886 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
3888 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
3889 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
3890 Fix problem with initial-exec relocations.
3891 (Target_i386::Relocate::relocate_tls): Likewise.
3892 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
3894 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
3895 support for section-plus-offset dynamic table entries.
3896 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
3897 (Output_data_dynamic::Dynamic_entry): Add support for
3898 section-plus-offset dynamic table entries.
3899 (Output_data_dynamic::Classification): Likewise.
3900 (Output_data_dynamic::classification_): Renamed offset_.
3901 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
3902 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
3903 (Target_x86_64::make_plt_section): New function.
3904 (Target_x86_64::reserve_tlsdesc_entries): New function.
3905 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
3906 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
3907 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
3908 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
3909 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
3910 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
3911 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
3912 add extra PLT entry for TLS descriptors.
3913 (Output_data_plt_x86_64::got_): New field.
3914 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
3915 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
3917 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
3919 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
3920 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
3921 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
3922 R_386_TLS_DESC_CALL relocations.
3923 (Target_x86_64::Scan::global): Likewise.
3924 (Target_x86_64::do_finalize_sections): Add dynamic table entries
3925 for TLS descriptors.
3926 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
3927 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
3928 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
3929 GD-to-IE relaxation.
3930 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
3931 and TLS_DESCRIPTORS.
3932 * Makefile.in: Rebuild.
3933 * configure: Rebuild.
3934 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
3935 (tls_test_shared2.so): New target.
3936 (tls_shared_gd_to_ie_test_SOURCES): New variable.
3937 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
3938 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
3939 (tls_shared_gd_to_ie_test_LDADD): New variable.
3940 (tls_shared_gnu2_gd_to_ie_test): New target.
3941 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
3943 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
3944 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
3945 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
3946 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
3947 (tls_shared_gnu2_test): New target.
3948 (tls_test_gnu2_shared.so): New target.
3949 (tls_shared_gnu2_test_SOURCES): New variable.
3950 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
3951 (tls_shared_gnu2_test_LDFLAGS): New variable.
3952 (tls_shared_gnu2_test_LDADD): New variable.
3953 * testsuite/Makefile.in: Rebuild.
3954 * testsuite/Makefile.
3956 2008-04-11 Ian Lance Taylor <iant@google.com>
3958 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
3960 * testsuite/Makefile.in: Rebuild.
3962 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
3964 * testsuite/script_test_2.cc (main): Adjust test.
3966 2008-04-11 David S. Miller <davem@davemloft.net>
3967 Ian Lance Taylor <iant@google.com>
3969 * options.h (General_options): Add entries for '-Y' and
3971 * options.cc (General_options:finalize): If -Y was used, add those
3972 entries to the library path instead of the default "/lib" and
3975 2008-04-11 David S. Miller <davem@davemloft.net>
3977 * testsuite/justsyms.t: Start at 0x100.
3978 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
3979 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
3981 * testsuite/script_test_2.cc: Adjust string and section length
3984 2008-04-09 Ian Lance Taylor <iant@google.com>
3987 * script-sections.cc (Sections_element::allocate_to_segment): Add
3989 (Output_section_definition::allocate_to_segment): Likewise.
3990 (Orphan_output_section::allocate_to_segment): Likewise.
3991 (Script_sections::attach_sections_using_phdrs_clause): Don't
3992 propagate non-PT_LOAD segments to orphan sections.
3993 * testsuite/Makefile.am (script_test_3.stdout): Generate using
3994 readelf rather than objdump.
3995 * testsuite/script_test_3.sh: Adjust accordingly. Test that
3996 .interp section and PT_INTERP segment are the same size.
3997 * testsuite/Makefile.in: Rebuild.
3999 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4000 aliases for symbols defined in the same object.
4001 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4002 (weak_alias_test_SOURCES): New variable.
4003 (weak_alias_test_DEPENDENCIES): New variable.
4004 (weak_alias_test_LDFLAGS): New variable.
4005 (weak_alias_test_LDADD): New variable.
4006 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4007 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4008 (weak_alias_test_3.o): New target.
4009 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4010 * testsuite/weak_alias_test_main.cc: New file.
4011 * testsuite/weak_alias_test_1.cc: New file.
4012 * testsuite/weak_alias_test_2.cc: New file.
4013 * testsuite/weak_alias_test_3.cc: New file.
4015 2008-04-08 Ian Lance Taylor <iant@google.com>
4017 * options.h (class General_options): Add --noinhibit-exec option.
4018 * main.cc (main): Check --noinhibit-exec.
4020 * options.h (class General_options): Define --wrap as a special
4021 option. Add wrap_symbols_ field.
4022 (General_options::any_wrap_symbols): New function.
4023 (General_options::is_wrap_symbol): New function.
4024 * options.cc (General_options::parse_wrap): New function.
4025 (General_options::General_options): Initialize wrap_symbols_.
4026 * symtab.cc (Symbol_table::wrap_symbol): New function.
4027 (Symbol_table::add_from_object): Handle --wrap.
4028 * symtab.h (class Symbol_table): Declare wrap_symbol.
4029 * target.h (Target::wrap_char): New function.
4030 (Target::Target_info): Add wrap_char field.
4031 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4032 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4033 * testsuite/testfile.cc (Target_test::test_target_info):
4036 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4039 * layout.h (class Layout): Add added_eh_frame_data_ field.
4040 * layout.cc (Layout::Layout): Initialize new field.
4041 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4042 output section until we find a section we merged successfully.
4043 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4044 that the size be non-zero.
4046 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4049 2008-04-08 Craig Silverstein <csilvers@google.com>
4051 * configure.ac: Export new conditional variable HAVE_ZLIB.
4052 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4054 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4055 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4057 2008-04-07 Ian Lance Taylor <iant@google.com>
4059 * version.cc (version_string): Set to "1.5".
4061 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4062 Add issued_non_pic_error_ field. Declare check_non_pic.
4063 (Target_x86_64::Scan::check_non_pic): New function.
4064 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4065 (Target_x86_64::Scan::global): Likewise.
4067 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4068 addend parameter. Change caller. Handle merge sections.
4069 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4070 Address to Addend. Don't add in the result of
4071 local_section_offset, pass down the addend and use the returned
4073 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4074 Update declarations of local_section_offset and symbol_value.
4075 * testsuite/two_file_test_1.cc (t18): New function.
4076 * testsuite/two_file_test_2.cc (f18): New function.
4077 * testsuite/two_file_test_main.cc (main): Call t18.
4078 * testsuite/two_file_test.h (t18, f18): Declare.
4080 * configure.ac: Don't test for objdump, c++filt, or readelf.
4081 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4083 (TEST_READELF): New variable.
4084 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4085 (check_PROGRAMS): Add two_file_strip_test.
4086 (two_file_strip_test): New target.
4087 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4088 (two_file_same_shared_strip_test_SOURCES): New variable.
4089 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4090 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4091 (two_file_same_shared_strip_test_LDADD): New variable.
4092 (two_file_shared_strip.so): New target.
4093 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4094 (ver_test_5.syms, ver_test_7.syms): Likewise.
4095 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4096 (strip_test_3.stdout): Use TEST_OBJDUMP.
4097 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4099 2008-04-04 Cary Coutant <ccoutant@google.com>
4101 * symtab.h (Symbol::is_weak_undefined): New function.
4102 (Symbol::is_strong_undefined): New function.
4103 (Symbol::is_absolute): New function.
4104 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4105 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4107 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4108 (weak_undef_test): New target.
4109 * testsuite/Makefile.in: Rebuild.
4110 * testsuite/weak_undef_file1.cc: New file.
4111 * testsuite/weak_undef_file2.cc: New file.
4112 * testsuite/weak_undef_test.cc: New file.
4114 2008-04-03 Craig Silverstein <csilvers@google.com>
4116 * compressed_output.h (class Output_compressed_section): Use
4118 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4120 (zlib_compressed_suffix): Removed.
4121 (Output_compressed_section::set_final_data_size): Use unsigned
4123 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4124 Fix linker invocation.
4125 (flagstest_o_specialfile_and_compress_debug_sections):
4127 * testsuite/Makefile.in: Regenerated.
4129 2008-04-02 David S. Miller <davem@davemloft.net>
4131 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4132 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4134 2008-04-02 Craig Silverstein <csilvers@google.com>
4138 2008-04-02 Ian Lance Taylor <iant@google.com>
4140 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4141 parameters. Update for new key type to views_. Change all
4143 (File_read::read): Adjust for byteshift in returned view.
4144 (File_read::add_view): New function, broken out of
4146 (File_read::make_view): New function, broken out of
4148 (File_read::find_or_make_view): Add offset and aligned
4149 parameters. Rewrite accordingly. Change all callers.
4150 (File_read::get_view): Add offset and aligned parameters. Adjust
4151 for byteshift in return value.
4152 (File_read::get_lasting_view): Likewise.
4153 * fileread.h (class File_read): Update declarations.
4154 (class File_read::View): Add byteshift_ field. Add byteshift to
4155 constructor. Add byteshift method.
4156 * archive.h (Archive::clear_uncached_views): New function.
4157 (Archive::get_view): Add aligned parameter. Change all callers.
4158 * object.h (Object::get_view): Add aligned parameter. Change all
4160 (Object::get_lasting_view): Likewise.
4162 * fileread.cc (File_read::release): Don't call clear_views if
4163 there are multiple objects.
4164 * fileread.h (File_read::clear_uncached_views): New function.
4165 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4168 2008-03-31 Cary Coutant <ccoutant@google.com>
4170 Add thin archive support.
4171 * archive.cc (Archive::armagt): New const.
4172 (Archive::setup): Remove task parameter and calls to unlock.
4173 (Archive::unlock_nested_archives): New function.
4174 (Archive::read_header): Add nested_off parameter. Change
4176 (Archive::interpret_header): Likewise.
4177 (Archive::include_all_members): Change to handle thin
4179 (Archive::include_member): Likewise.
4180 * archive.h (Archive::Archive): Add new parameters and
4182 (Archive::armagt): New const.
4183 (Archive::setup): Remove task parameter.
4184 (Archive::unlock_nested_archives): New function.
4185 (Archive::read_header): Add nested_off parameter.
4186 (Archive::interpret_header): Likewise.
4187 (Archive::Nested_archive_table): New typedef.
4188 (Archive::is_thin_archive_): New field.
4189 (Archive::nested_archives_): New field.
4190 (Archive::options_): New field.
4191 (Archive::dirpath_): New field.
4192 (Archive::task_): New field.
4193 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4194 for thin archives. Pass additional parameters to
4195 Archive::Archive. Unlock the archive file after calling
4198 2008-03-29 Ian Lance Taylor <iant@google.com>
4200 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4201 version symbol to be local.
4202 * testsuite/ver_test_4.sh: New file.
4203 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4204 (check_DATA): Add ver_test_4.syms.
4205 (ver_test_4.syms): New target.
4206 * testsuite/Makefile.in: Rebuild.
4209 (Output_section::Input_section_sort_entry::has_priority): New
4211 (Output_section::Input_section_sort_entry::match_file_name): New
4213 (Output_section::Input_section_sort_entry::match_section_name):
4215 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4217 (Output_section::Input_section_sort_entry::match_section_file):
4219 (Output_section::Input_section_sort_compare::operator()): Rewrite
4220 using new Input_section_sort_entry functions. Sort crtbegin and
4221 crtend first. Sort sections with no priority before sections with
4223 * testsuite/initpri1.c (d3): Check j != 4.
4224 (cd5): New constructor/destructor function.
4225 (main): Check j != 2.
4227 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4228 new symbol when resolving, don't call set_is_default.
4229 * testsuite/ver_test_7.cc: New file.
4230 * testsuite/ver_test_7.sh: New file.
4231 * testsuite/Makefile.am (ver_test_7.so): New target.
4232 (ver_test_7.o): New target.
4233 (check_SCRIPTS): Add ver_test_7.sh.
4234 (check_DATA): Add ver_test_7.syms.
4235 (ver_test_7.syms): New target.
4237 2008-03-28 Ian Lance Taylor <iant@google.com>
4239 * layout.cc (Layout::layout): If we see an input section with a
4240 name that needs sorting, set the must_sort flag for the output
4242 (Layout::make_output_section): If the name of the output section
4243 indicates that it might require sorting, set the may_sort flag.
4244 * output.h (Output_section::may_sort_attached_input_sections): New
4246 (Output_section::set_may_sort_attached_input_sections): New
4248 (Output_section::must_sort_attached_input_sections): New
4250 (Output_section::set_must_sort_attached_input_sections): New
4252 (class Output_section): Declare Input_section_sort_entry. Define
4253 Input_section_sort_compare. Declare
4254 sort_attached_input_sections. Add new fields:
4255 may_sort_attached_input_sections_,
4256 must_sort_attached_input_sections_,
4257 attached_input_sections_are_sorted_.
4258 * output.cc (Output_section::Output_section): Initialize new
4260 (Output_section::add_input_section): Add an entry to
4261 input_sections_ if may_sort or must_sort are true.
4262 (Output_section::set_final_data_size): Call
4263 sort_attached_input_sections if necessary.
4264 (Output_section::Input_section_sort_entry): Define new class.
4265 (Output_section::Input_section_sort_compare::operator()): New
4267 (Output_section::sort_attached_input_sections): New function.
4268 * configure.ac: Check whether the compiler supports constructor
4269 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4270 * testsuite/initpri1.c: New file.
4271 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4272 CONSTRUCTOR_PRIORITY.
4273 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4274 (initpri1_LDFLAGS): New variable.
4275 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4277 2008-03-27 Ian Lance Taylor <iant@google.com>
4279 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4280 * testsuite/common_test_1.c: New file.
4281 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4282 (common_test_1_SOURCES): New variable.
4283 (common_test_1_DEPENDENCIES): New variable.
4284 (common_test_1_LDFLAGS): New variable.
4286 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4287 and commons_ correctly when NAME/VERSION does not override
4289 * testsuite/ver_test_6.c: New file.
4290 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4291 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4292 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4294 2008-03-26 Ian Lance Taylor <iant@google.com>
4296 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4297 of an undefined symbol from a version script.
4298 * testsuite/Makefile.am (ver_test_5.so): New target.
4299 (ver_test_5.o): New target.
4300 (check_SCRIPTS): Add ver_test_5.sh.
4301 (check_DATA): Add ver_test_5.syms.
4302 (ver_test_5.syms): New target.
4303 * testsuite/ver_test_5.cc: New file.
4304 * testsuite/ver_test_5.script: New file.
4305 * testsuite/ver_test_5.sh: New file.
4306 * Makefile.in, testsuite/Makefile.in: Rebuild.
4309 Fix problems building gold with gcc 4.3.0.
4310 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4311 (gold_error_at_location, gold_warning_at_location): Use it.
4312 * configure.ac: Check whether we can compile and use a template
4313 function with a printf attribute.
4314 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4315 when jumping over bytes.
4316 * object.cc: Instantiate Object::read_section_data.
4317 * debug.h: Include <cstring>
4318 * dwarf_reader.cc: Include <algorithm>
4319 * main.cc: Include <cstring>.
4320 * options.cc: Include <cstring>.
4321 * output.cc: Include <cstring>.
4322 * script.cc: Include <cstring>.
4323 * script.h: Include <string>.
4324 * symtab.cc: Include <cstring> and <algorithm>.
4325 * target-select.cc: Include <cstring>.
4326 * version.cc: Include <string>.
4327 * testsuite/testmain.cc: Include <cstdlib>.
4328 * configure, config.in: Rebuild.
4330 2008-03-25 Ian Lance Taylor <iant@google.com>
4332 * options.cc: Include "../bfd/bfdver.h".
4333 (options::help): Print bug reporting address.
4335 * version.cc (print_version): Adjust output for current value of
4340 * options.cc (options::help): Print list of supported targets.
4341 * target-select.h: Include <vector>.
4342 (class Target_selector): Make machine_, size_, and is_big_endian_
4343 fields const. Add bfd_name_ and instantiated_target_ fields.
4344 (Target_selector::Target_selector): Add bfd_name parameter.
4345 (Target_selector::recognize): Make non-virtual, call
4347 (Target_selector::recognize_by_name): Make non-virtual, call
4348 do_recognize_by_name.
4349 (Target_selector::supported_names): New function.
4350 (Target_selector::bfd_name): New function.
4351 (Target_selector::do_instantiate_target): New pure virtual
4353 (Target_selector::do_recognize): New virtual function.
4354 (Target_selector::do_recognize_by_name): New virtual function.
4355 (Target_selector::instantiate_target): New private function.
4356 (supported_target_names): Declare.
4357 * target-select.cc (Target_selector::Target_selector): Update for
4358 new parameter and fields.
4359 (select_target_by_name): Check that the name matches before
4360 calling recognize_by_name.
4361 (supported_target_names): New function.
4362 * i386.cc (class Target_selector_i386): Update Target_selector
4363 constructor call. Remove recognize and recognize_by_name. Add
4364 do_instantiate_target.
4365 * x86_64.cc (class Target_selector_x86_64): Likewise.
4366 * testsuite/testfile.cc (class Target_selector_test): Update for
4367 changes to Target_selector.
4369 * README: Rewrite, with some notes on unsupported features.
4371 2008-03-24 Cary Coutant <ccoutant@google.com>
4373 * i386.cc (Target_i386::Got_type): New enum declaration.
4374 (Target_i386::Scan::local): Updated callers of Output_data_got
4376 (Target_i386::Scan::global): Likewise.
4377 (Target_i386::Relocate::relocate): Likewise.
4378 (Target_i386::Relocate::relocate_tls): Likewise.
4379 * object.h (Got_offset_list): New class.
4380 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4381 (Sized_relobj::local_got_offset): Likewise.
4382 (Sized_relobj::set_local_got_offset): Likewise.
4383 (Sized_relobj::local_has_tls_got_offset): Removed.
4384 (Sized_relobj::local_tls_got_offset): Removed.
4385 (Sized_relobj::set_local_tls_got_offset): Removed.
4386 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4387 * output.cc (Output_data_got::add_global): Added got_type parameter.
4388 (Output_data_got::add_global_with_rel): Likewise.
4389 (Output_data_got::add_global_with_rela): Likewise.
4390 (Output_data_got::add_global_pair_with_rel): New function.
4391 (Output_data_got::add_global_pair_with_rela): New function.
4392 (Output_data_got::add_local): Added got_type parameter.
4393 (Output_data_got::add_local_with_rel): Likewise.
4394 (Output_data_got::add_local_with_rela): Likewise.
4395 (Output_data_got::add_local_pair_with_rel): New function.
4396 (Output_data_got::add_local_pair_with_rela): New function.
4397 (Output_data_got::add_global_tls): Removed.
4398 (Output_data_got::add_global_tls_with_rel): Removed.
4399 (Output_data_got::add_global_tls_with_rela): Removed.
4400 (Output_data_got::add_local_tls): Removed.
4401 (Output_data_got::add_local_tls_with_rel): Removed.
4402 (Output_data_got::add_local_tls_with_rela): Removed.
4403 * output.h (Output_data_got::add_global): Added got_type parameter.
4404 (Output_data_got::add_global_with_rel): Likewise.
4405 (Output_data_got::add_global_with_rela): Likewise.
4406 (Output_data_got::add_global_pair_with_rel): New function.
4407 (Output_data_got::add_global_pair_with_rela): New function.
4408 (Output_data_got::add_local): Added got_type parameter.
4409 (Output_data_got::add_local_with_rel): Likewise.
4410 (Output_data_got::add_local_with_rela): Likewise.
4411 (Output_data_got::add_local_pair_with_rel): New function.
4412 (Output_data_got::add_local_pair_with_rela): New function.
4413 (Output_data_got::add_global_tls): Removed.
4414 (Output_data_got::add_global_tls_with_rel): Removed.
4415 (Output_data_got::add_global_tls_with_rela): Removed.
4416 (Output_data_got::add_local_tls): Removed.
4417 (Output_data_got::add_local_tls_with_rel): Removed.
4418 (Output_data_got::add_local_tls_with_rela): Removed.
4419 * resolve.cc (Symbol::override_base_with_special): Removed
4420 reference to has_got_offset_ field.
4421 * symtab.cc (Symbol::init_fields): Replaced initialization
4422 of got_offset_ with got_offsets_. Removed initialization
4424 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4425 (Symbol::got_offset): Likewise.
4426 (Symbol::set_got_offset): Likewise.
4427 (Symbol::has_tls_got_offset): Removed.
4428 (Symbol::tls_got_offset): Removed.
4429 (Symbol::set_tls_got_offset): Removed.
4430 (Symbol::got_offset_): Removed.
4431 (Symbol::tls_mod_got_offset_): Removed.
4432 (Symbol::tls_pair_got_offset_): Removed.
4433 (Symbol::got_offsets_): New field.
4434 (Symbol::has_got_offset): Removed.
4435 (Symbol::has_tls_mod_got_offset): Removed.
4436 (Symbol::has_tls_pair_got_offset): Removed.
4437 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4438 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4440 (Target_x86_64::Scan::global): Likewise.
4441 (Target_x86_64::Relocate::relocate): Likewise.
4442 (Target_x86_64::Relocate::relocate_tls): Likewise.
4444 2008-03-25 Ben Elliston <bje@au.ibm.com>
4446 * yyscript.y: Fix spelling error in comment.
4448 2008-03-24 Ian Lance Taylor <iant@google.com>
4450 * options.h (class General_options): Define build_id option.
4451 * layout.h (class Layout): Declare write_build_id, create_note,
4452 create_build_id. Add build_id_note_ member.
4453 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4454 "libiberty.h", "md5.h", "sha1.h".
4455 (Layout::Layout): Initialize eh_frame_data_,
4456 eh_frame_hdr_section_, and build_id_note_.
4457 (Layout::finalize): Call create_build_id.
4458 (Layout::create_note): New function, broken out of
4459 Layout::create_gold_note.
4460 (Layout::create_gold_note): Call create_note.
4461 (Layout::create_build_id): New function.
4462 (Layout::write_build_id): New function.
4463 (Close_task_runner::run): Call write_build_id.
4465 * x86_64.cc: Correct license to GPLv3.
4467 2008-03-23 Ian Lance Taylor <iant@google.com>
4469 * options.cc: Include "demangle.h".
4470 (parse_optional_string): New function.
4471 (parse_long_option): Handle takes_optional_argument.
4472 (parse_short_option): Update dash_z initializer. Handle
4473 takes_optional_argument.
4474 (General_options::General_options): Initialize do_demangle_.
4475 (General_options::finalize): Set do_demangle_. Handle demangling
4477 * options.h (parse_optional_string): Declare.
4478 (struct One_option): Add optional_arg field. Update constructor.
4479 Update call constructor calls. Add takes_optional_argument
4481 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4482 (DEFINE_optional_string): Define.
4483 (General_options::demangle): Change from DEFINE_bool to
4484 DEFINE_optional_string.
4485 (General_options::no_demangle): New function.
4486 (General_options::do_demangle): New function.
4487 (General_options::set_do_demangle): New function.
4488 (General_options::execstack_status_): Move definition to end of
4490 (General_options::static_): Likewise.
4491 (General_options::do_demangle_): New field.
4492 * object.cc (big_endian>::get_symbol_location_info): Call
4493 Options::do_demangle, not Options::demangle.
4494 * symtab.cc (demangle): Likewise.
4496 2008-03-22 Ian Lance Taylor <iant@google.com>
4498 * gold.h: Include <cstddef> and <sys/types.h>
4499 * options.h: Include <cstring>.
4501 2008-03-21 Ian Lance Taylor <iant@google.com>
4503 * Added source code to GNU binutils.