1 2009-10-16 Doug Kwan <dougkwan@google.com>
3 * dynobj.cc (Versions::Versions): Initialize version_script_.
4 Only insert base version symbol definition for a shared object
5 if version script defines any version versions.
6 (Versions::define_base_version): New method definition.
7 (Versions::add_def): Check that base version is not needed.
8 (Versions::add_need): Define base version lazily.
9 * dynobj.h (Versions::define_base_version): New method declaration.
10 (Versions::needs_base_version_): New data member declaration.
11 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
12 (check_DATA): Add no_version_test.stdout.
13 (libno_version_test.so, no_version_test.o no_version_test.stdout):
15 * testsuite/Makefile.in: Regenerate.
16 * testsuite/no_version_test.c: New file.
17 * testsuite/no_version_test.sh: Ditto.
19 2009-10-16 Doug Kwan <dougkwan@google.com>
21 * expression.cc (class Segment_start_expression): New class definition.
22 (Segment_start_expression::value): New method definition.
23 (script_exp_function_segment_start): Return a new
24 Segment_start_expression.
25 * gold/script-c.h (script_saw_segment_start_expression): New function
27 * script-sections.cc (Script_sections::Script_sections): Initialize
28 SAW_SEGMENT_START_EXPRESSION_ to false.
29 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
30 and -Tbbs options to specify section addresses if given in
31 command line and no SEGMENT_START expression is seen in a script.
32 * script-sections.h (Script_sections::saw_segment_start_expression,
33 Script_sections::set_saw_segment_start_expression): New method
35 (Script_sections::saw_segment_start_expression_): New data member
37 * script.cc (script_saw_segment_start_expression): New function.
38 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
39 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
40 script_test_7.sh and script_test_8.sh.
41 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
43 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
44 (script_test_6, script_test_6.stdout, script_test_7,
45 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
46 * Makefile.in: Regenerate.
47 * testsuite/script_test_6.sh: New file.
48 * testsuite/script_test_6.t: Same.
49 * testsuite/script_test_7.sh: Same.
50 * testsuite/script_test_7.t: Same.
51 * testsuite/script_test_8.sh: Same.
53 2009-10-16 Doug Kwan <dougkwan@google.com>
55 * output.cc (Output_segment::set_section_list_address): Cast
56 expressions to unsigned long long type to avoid format warnings.
58 2009-10-15 Ian Lance Taylor <iant@google.com>
60 * script.cc (Script_options::add_symbol_assignment): Always add a
61 dot assginment to script_sections_.
62 * script-sections.cc (Script_sections::add_dot_assignment):
63 Initialize if necessary.
65 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
66 program headers with no load segment if there is a linker script.
68 * layout.cc (Layout::set_segment_offsets): Align the file offset
69 to the segment aligment for -N or -n with no load segment.
70 * output.cc (Output_segment::add_output_section): Don't crash if
71 the first section is a TLS section.
72 (Output_segment::set_section_list_addresses): Print an error
73 message if the address moves backward in a linker script.
75 (Output_section_element_input::set_section_addresses): Don't
76 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
77 (Orphan_output_section::set_section_addresses): Likewise.
79 2009-10-15 Doug Kwan <dougkwan@google.com>
81 * layout.cc (Layout::finish_dynamic_section): Generate tags
82 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
83 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
84 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
86 2009-10-14 Ian Lance Taylor <iant@google.com>
88 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
90 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
91 data_shdr fields of relinfo.
92 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
93 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
94 R_386_TLS_LDO_32, adjust based on section flags.
95 (Target_i386::Relocate::fix_up_ldo): Remove.
97 2009-10-13 Ian Lance Taylor <iant@google.com>
100 * options.h (class General_options): Add -pie and
102 (General_options::output_is_position_independent): Test -pie.
103 (General_options::output_is_executable): Return true if not shared
105 (General_options::output_is_pie): Remove.
106 * options.cc (General_options::finalize): Reject incompatible uses
108 * gold.cc (queue_middle_tasks): A -pie link is not static.
109 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
110 * symtab.cc (Symbol::final_value_is_known): Return false if
111 output_is_position_independent.
112 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
113 output_is_position_independent.
114 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
115 output_is_position_independent.
116 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
117 output_is_position_independent.
118 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
120 (basic_pie_test.o, basic_pie_test): New targets.
121 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
122 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
123 (two_file_pie_test): New target.
124 * testsuite/Makefile.in: Rebuild.
125 * README: Remove note saying that -pie is not supported.
127 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
129 * options.h (class General_options): Add -init and -fini.
130 * layout.cc (Layout::finish_dynamic_section): Emit
131 given init and fini functions.
133 2009-10-13 Sriraman Tallam <tmsriram@google.com>
135 * gc.h (gc_process_relocs): Check if icf is enabled using new
137 * gold.cc (queue_initial_tasks): Likewise.
138 (queue_middle_tasks): Likewise.
139 * object.cc (do_layout): Likewise.
140 * symtab.cc (is_section_folded): Likewise.
141 * main.cc (main): Likewise.
142 * reloc.cc (Read_relocs::run): Likewise.
143 (Sized_relobj::do_scan_relocs): Likewise.
144 * icf.cc (is_function_ctor_or_dtor): New function.
145 (Icf::find_identical_sections): Check if function is ctor or dtor when
147 * options.h (General_options::icf): Change option to be an enum.
148 (Icf_status): New enum.
149 (icf_enabled): New method.
150 (icf_safe_folding): New method.
151 (set_icf_status): New method.
152 (icf_status_): New variable.
153 * (options.cc) (General_options::finalize): Set icf_status_.
154 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
155 icf_test and icf_keep_unique_test to use the --icf enum flag.
156 * testsuite/icf_safe_test.sh: New file.
157 * testsuite/icf_safe_test.cc: New file.
159 2009-10-12 Sriraman Tallam <tmsriram@google.com>
161 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
162 includes to gc.h and icf.h.
163 * arm.cc: Include gc.h.
166 * powerpc.cc: Likewise.
167 * sparc.cc: Likewise.
168 * x86_64.cc: Likewise.
169 * gc.h: Include icf.h.
171 2009-10-11 Ian Lance Taylor <iant@google.com>
173 * plugin.cc: Include "gold.h" before other header files.
175 2009-10-10 Chris Demetriou <cgd@google.com>
177 * options.h (Input_file_argument::Input_file_type): New enum.
178 (Input_file_argument::is_lib_): Replace with...
179 (Input_file_argument::type_): New member.
180 (Input_file_argument::Input_file_argument): Take Input_file_type
181 'type' rather than boolean 'is_lib' as second argument.
182 (Input_file_argument::is_lib): Use type_.
183 (Input_file_argument::is_searched_file): New function.
184 (Input_file_argument::may_need_search): Handle is_searched_file.
185 * options.cc (General_options::parse_library): Support -l:filename.
186 (General_options::parse_just_symbols): Update for Input_file_argument
188 (Command_line::process): Likewise.
189 * archive.cc (Archive::get_file_and_offset): Likewise.
190 * plugin.cc (Plugin_manager::release_input_file): Likewise.
191 * script.cc (read_script_file, script_add_file): Likewise.
192 * fileread.cc (Input_file::Input_file): Likewise.
193 (Input_file::will_search_for): Handle is_searched_file.
194 (Input_file::open): Likewise.
195 * readsyms.cc (Read_symbols::get_name): Likewise.
196 * testsuite/Makefile.am (searched_file_test): New test.
197 * testsuite/Makefile.in: Regenerate.
198 * testsuite/searched_file_test.cc: New file.
199 * testsuite/searched_file_test_lib.cc: New file.
201 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
202 Ian Lance Taylor <iant@google.com>
204 * descriptor.cc: Include <cstdio> and "binary-io.h".
205 (Descriptors::open): Open the files in binary mode always.
206 * script.cc (Lex::get_token): Treat \r as whitespace.
208 2009-10-09 Ian Lance Taylor <iant@google.com>
210 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
212 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
213 Ian Lance Taylor <iant@google.com>
215 * configure.ac: Check for readv function also.
216 * fileread.cc (readv): Define if not HAVE_READV.
217 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
219 * config.in: Regenerate.
220 * configure: Regenerate.
222 2009-10-09 Doug Kwan <dougkwan@google.com>
224 * layout.cc (Layout::make_output_section): Call target hook to make
225 ordinary output section.
226 (Layout::finalize): Adjust parameter list of call the
228 * layout.h (class Layout::section_list): New method.
229 * merge.h (Output_merge_base::entsize): Change visibility to public.
230 (Output_merge_base::is_string, Output_merge_base::do_is_string):
232 (Output_merge_string::do_is_string): New method.
233 * object.cc (Sized_relobj::do_setup): renamed from
234 Sized_relobj::set_up.
235 * object.h (Sized_relobj::adjust_shndx,
236 Sized_relobj::initializ_input_to_output_maps,
237 Sized_relobj::free_input_to_output_maps): Change visibilities to
239 (Sized_relobj::setup): Virtualize.
240 (Sized_relobj::do_setup): New method declaration.
241 (Sized_relobj::invalidate_section_offset,
242 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
243 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
244 * options.cc (parse_int): New function.
245 * options.h (parse_int): New declaration.
246 (DEFINE_int): New macro.
247 (stub_group_size): New option.
248 * output.cc (Output_section::Output_section): Initialize memebers
249 merge_section_map_, merge_section_by_properties_map_,
250 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
251 (Output_section::add_input_section): Handled deferred code-fill
252 generation and remove an old comment.
253 (Output_section::add_relaxed_input_section): New method definition.
254 (Output_section::add_merge_input_section): Use merge section by
255 properties map to speed to search. Update merge section maps
257 (Output_section::build_relaxation_map): New method definition.
258 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
260 (Output_section::relax_input_section): Renamed to
261 Output_section::convert_input_sections_to_relaxed_sections and change
262 interface to take a vector of pointers to relaxed sections.
263 (Output_section::find_merge_section,
264 Output_section::find_relaxed_input_section): New method definitions.
265 (Output_section::is_input_address_mapped,
266 Output_section::output_offset, Output_section::output_address):
267 Use output section data maps to speed up searching.
268 (Output_section::find_starting_output_address): Add comments.
269 (Output_section::do_write,
270 Output_section::write_to_postprocessing_buffer): Do code-fill
271 generation as appropriate.
272 (Output_section::get_input_sections): Invalidate relaxed input section
274 (Output_section::restore_states): Adjust type of checkpoint .
275 Invalidate relaxed input section map.
276 * output.h (Output_merge_base): New class declaration.
277 (Input_section_specifier): New class defintion.
278 (class Output_relaxed_input_section) Change base class to
279 Output_section_data_build.
280 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
281 base class initializer.
282 (Output_section::add_relaxed_input_section): New method declaration.
283 (Output_section::Input_section): Change visibility to protected.
284 (Output_section::Input_section::relobj,
285 Output_section::Input_section::shndx): Handle relaxed input sections.
286 Output_section::input_sections) Change visibility to protected. Also
287 define overload to return a non-const pointer.
288 (Output_section::Merge_section_properties): New class defintion.
289 (Output_section::Merge_section_by_properties_map,
290 Output_section::Output_section_data_by_input_section_map,
291 Output_section::Relaxation_map): New types.
292 (Output_section::relax_input_section): Rename method to
293 Output_section::convert_input_sections_to_relaxed_sections and change
294 interface to take a vector of relaxed section pointers.
295 (Output_section::find_merge_section,
296 Output_section::find_relaxed_input_section,
297 Output_section::build_relaxation_map,
298 Output_section::convert_input_sections_in_list_to_relaxed_sections):
299 New method declarations.
300 (Output_section::merge_section_map_
301 Output_section::merge_section_by_properties_map_,
302 Output_section::relaxed_input_section_map_,
303 Output_section::is_relaxed_input_section_map_valid_,
304 Output_section::generate_code_fills_at_write_): New data members.
306 (Output_section_element_input::set_section_addresses): Call
307 current_data_size and addralign methods of relaxed input sections.
308 (Orphan_output_section::set_section_addresses): Call current_data_size
309 and addralign methods of relaxed input sections.
310 * symtab.cc (Symbol_table::compute_final_value): Extract template
311 from the body of Symbol_table::sized_finalize_symbol.
312 (Symbol_table::sized_finalized_symbol): Call
313 Symbol_table::compute_final_value.
314 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
315 (Symbol_table::compute_final_value): New templated method declaration.
316 * target.cc (Target::do_make_output_section): New method defintion.
317 * target.h (Target::make_output_section): New method declaration.
318 (Target::relax): Add more parameters for input objects, symbol table
319 and layout. Adjust call to do_relax.
320 (Target::do_make_output_section): New method declaration.
321 (Target::do_relax): Add parameters for input objects, symbol table
324 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
326 * pread.c: Include stdio.h.
328 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
330 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
333 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
335 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
336 Change read_shndx type to unsigned int.
337 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
339 (Sized_dwarf_line_info::read_line_mappings): Likewise.
340 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
341 Change read_shndx type to unsigned int.
342 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
344 (Sized_dwarf_line_info::read_line_mappings): Likewise.
345 * layout.cc (Layout::create_symtab_sections): Cast the result of
346 local_symcount * symsize to off_t in the gold_assert.
348 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
350 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
351 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
353 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
354 (Arm_relocate_functions::thm_abs5): New function.
355 (Arm_relocate_functions::abs12): New function.
356 (Arm_relocate_functions::abs16): New function.
357 (Arm_relocate_functions::base_abs): New function.
358 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
359 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
360 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
362 (Scan::global): Likewise.
363 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
364 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
365 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
366 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
369 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
371 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
372 (Arm_relocate_functions::movt_prel): New function.
373 (Arm_relocate_functions::thm_movw_prel_nc): New function.
374 (Arm_relocate_functions::thm_movt_prel): New function.
375 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
376 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
377 (Scan::global, Relocate::relocate): Likewise.
378 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
380 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
382 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
384 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
386 (class Incremental_inputs_header): New class.
387 (Incremental_inputs_header_writer): Edit comment.
388 (Incremental_inputs_entry): New class.
389 (Incremental_inputs_entry_writer): Edit comment.
390 (Sized_incremental_binary::do_find_incremental_inputs_section):
391 Add *strtab_shndx parameter, fill it.
392 (Sized_incremental_binary::do_check_inputs): New method.
393 (Incremental_checker::can_incrementally_link_output_file): Use
394 Sized_incremental_binary::check_inputs.
395 (Incremental_inputs::report_command_line): Save command line in
398 (Incremental_binary::find_incremental_inputs_section): New
400 (Incremental_binary::do_find_incremental_inputs_section): Add
401 strtab_shndx parameter.
402 (Incremental_binary::do_check_inputs): New pure virtual method.
403 (Sized_incremental_binary::do_check_inputs): Declare.
404 (Incremental_checker::Incremental_checker): Add incremental_inputs
405 parameter, use it to initialize incremental_inputs_.
406 (Incremental_checker::incremental_inputs_): New field.
407 (Incremental_checker::command_line): New method.
408 (Incremental_checker::inputs): New method.
409 (Incremental_checker::command_line_): New field.
411 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
413 * incremental.cc: Include <cstdarg> and "target-select.h".
414 (vexplain_no_incremental): New function.
415 (explain_no_incremental): New function.
416 (Incremental_binary::error): New method.
417 (Sized_incremental_binary::do_find_incremental_inputs_section): New
419 (make_sized_incremental_binary): New function.
420 (open_incremental_binary): New function.
421 (can_incrementally_link_file): Add checks if output is ELF and has
423 * incremental.h: Include "elfcpp_file.h" and "output.h".
424 (Incremental_binary): New class.
425 (Sized_incremental_binary): New class.
426 (open_incremental_binary): Declare.
427 * object.cc (is_elf_object): Use
428 elfcpp::Elf_recognizer::is_elf_file.
429 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
430 * output.h (Output_file::filesize): New method.
432 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
434 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
436 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
437 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
439 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
441 (Arm_relocate_functions::movw_abs_nc): New function.
442 (Arm_relocate_functions::movt_abs): New function.
443 (Arm_relocate_functions::thm_movw_abs_nc): New function.
444 (Arm_relocate_functions::thm_movt_abs): New function.
445 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
446 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
447 (Scan::global): Likewise.
448 (Relocate::relocate): Likewise.
449 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
451 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
453 * arm.cc (Arm_relocate_functions::got_prel) New function.
454 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
455 (Relocate::relocate): Likewise.
456 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
458 2009-10-06 Ian Lance Taylor <iant@google.com>
460 * options.h (class General_options): Define
461 split_stack_adjust_size parameter.
462 * object.h (class Object): Add uses_split_stack_ and
463 has_no_split_stack_ fields. Add uses_split_stack and
464 has_no_split_stack accessor functions. Declare
465 handle_split_stack_section.
466 (class Reloc_symbol_changes): Define.
467 (class Sized_relobj): Define Function_offsets. Declare
468 split_stack_adjust, split_stack_adjust_reltype, and
470 * object.cc (Object::handle_split_stack_section): New function.
471 (Sized_relobj::do_layout): Call handle_split_stack_section.
472 * dynobj.cc (Sized_dynobj::do_layout): Call
473 handle_split_stack_section.
474 * reloc.cc (Sized_relobj::relocate_sections): Call
475 split_stack_adjust for executable sections in split_stack
476 objects. Pass reloc_map to relocate_section.
477 (Sized_relobj::split_stack_adjust): New function.
478 (Sized_relobj::split_stack_adjust_reltype): New function.
479 (Sized_relobj::find_functions): New function.
480 * target-reloc.h: Include "object.h".
481 (relocate_section): Add reloc_symbol_changes parameter. Change
483 * target.h (class Target): Add calls_non_split method. Declare
484 do_calls_non_split virtual method. Declare match_view and
486 * target.cc: Include "elfcpp.h".
487 (Target::do_calls_non_split): New function.
488 (Target::match_view): New function.
489 (Target::set_view_to_nop): New function.
490 * gold.cc (queue_middle_tasks): Give an error if mixing
491 split-stack and non-split-stack objects with -r.
492 * i386.cc (Target_i386::relocate_section): Add
493 reloc_symbol_changes parameter.
494 (Target_i386::do_calls_non_split): New function.
495 * x86_64.cc (Target_x86_64::relocate_section): Add
496 reloc_symbol_changes parameter.
497 (Target_x86_64::do_calls_non_split): New function.
498 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
500 * powerpc.cc (Target_powerpc::relocate_section): Add
501 reloc_symbol_changes parameter.
502 * sparc.cc (Target_sparc::relocate_section): Add
503 reloc_symbol_changes parameter.
504 * configure.ac: Call AM_CONDITIONAL for the default target.
505 * configure: Rebuild.
506 * testsuite/Makefile.am (TEST_AS): New variable.
507 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
508 (check_DATA): Add split_i386 and split_x86_64 files.
509 (SPLIT_DEFSYMS): Define.
510 (split_i386_[1234n].o): New targets.
511 (split_i386_[124]): New targets.
512 (split_i386_[1234r].stdout): New targets.
513 (split_x86_64_[1234n].o): New targets.
514 (split_x86_64_[124]): New targets.
515 (split_x86_64_[1234r].stdout): New targets.
516 (MOSTLYCLEANFILES): Add new executables.
517 * testsuite/split_i386.sh: New file.
518 * testsuite/split_x86_64.sh: New file.
519 * testsuite/split_i386_1.s: New file.
520 * testsuite/split_i386_2.s: New file.
521 * testsuite/split_i386_3.s: New file.
522 * testsuite/split_i386_4.s: New file.
523 * testsuite/split_i386_n.s: New file.
524 * testsuite/split_x86_64_1.s: New file.
525 * testsuite/split_x86_64_2.s: New file.
526 * testsuite/split_x86_64_3.s: New file.
527 * testsuite/split_x86_64_4.s: New file.
528 * testsuite/split_x86_64_n.s: New file.
529 * testsuite/testfile.cc (Target_test): Update relocation_section
531 * testsuite/Makefile.in: Rebuild.
533 2009-10-06 Ian Lance Taylor <iant@google.com>
535 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
536 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
537 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
538 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
539 the address on ldo_addrs_.
540 (Target_i386::Relocate::fix_up_ldo): New function.
542 2009-10-06 Rafael Espindola <espindola@google.com>
544 * plugin.cc (add_input_library): New.
545 (Plugin::load): Add add_input_library to tv.
546 (Plugin_manager::add_input_file): Add the is_lib argument.
547 (add_input_file): Update call to Plugin_manager::add_input_file.
548 (add_input_library): New.
549 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
551 2009-09-30 Doug Kwan <dougkwan@google.com>
553 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
554 symbol and call Symbol::may_need_copy_reloc to determine if
555 a copy reloc is needed.
556 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
557 nocopyreloc is given in command line.
558 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
559 given in command line.
560 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
561 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
562 of the removed Target_i386::may_need_copy_reloc.
563 * options.h (copyreloc): New option with default value false.
564 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
565 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
566 instead of the removed Target_powerpc::may_need_copy_reloc.
567 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
568 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
569 instead of the removed Target_sparc::may_need_copy_reloc.
570 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
571 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
572 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
573 instead of the removed Target_x86_64::may_need_copy_reloc.
575 2009-09-30 Ian Lance Taylor <iant@google.com>
577 * object.h (class Object): Remove target_ field, and target,
578 sized_target, and set_target methods.
579 (Object::sized_target): Remove.
580 (class Sized_relobj): Update declarations. Remove sized_target.
581 * object.cc (Sized_relobj::setup): Remove target parameter.
583 (Input_objects::add_object): Don't do anything with the target.
584 (make_elf_sized_object): Add punconfigured parameter. Change all
585 callers. Set or test parameter target.
586 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
588 * parameters.cc (Parameters::set_target): Change parameter type to
590 (Parameters::default_target): Remove.
591 (set_parameters_target): Change parameter type to be non-const.
592 (parameters_force_valid_target): New function.
593 (parameters_clear_target): New function.
594 * parameters.h (class Parameters): Update declarations. Remove
595 default_target method. Add sized_target and clear_target
596 methods. Change target_ to be non-const.
597 (set_parameters_target): Update declaration.
598 (parameters_force_valid_target): Declare.
599 (parameters_clear_target): Declare.
600 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
601 as NULL if we aren't searching.
602 (Add_symbols::run): Don't check for compatible target.
603 * fileread.cc (Input_file::open_binary): Call
604 parameters_force_valid_target.
605 * gold.cc (queue_middle_tasks): Likewise.
606 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
607 set_target on object.
608 * dynobj.h (class Sized_dynobj): Update declarations.
609 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
610 make_elf_object returns NULL.
611 (Archive::include_member): Don't check whether object target is
613 * output.cc (Output_section::add_input_section): Get target from
615 (Output_section::relax_input_section): Likewise.
616 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
618 (Sized_relobj::do_scan_relocs): Likewise.
619 (Sized_relobj::relocate_sections): Likewise.
620 * resolve.cc (Symbol_table::resolve): Likewise.
621 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
622 parameter. Change all callers.
623 (Symbol_table::add_from_object): Get target from parameters.
624 (Symbol_table::add_from_relobj): Don't check object target.
625 (Symbol_table::add_from_dynobj): Likewise.
626 (Symbol_table::define_special_symbol): Get target from
628 * symtab.h (class Symbol_table): Update declaration.
629 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
630 parameter. Change all callers. Clear parameter target.
631 (Binary_test): Test target here.
632 * testsuite/object_unittest.cc (gold_testsuite): Remove
633 target_test_pointer parameter. Change all callers.
634 (Object_test): Test target here.
636 2009-09-26 Ian Lance Taylor <iant@google.com>
638 * testsuite/initpri1.c: Don't try to use constructor priorities if
639 compiling with gcc before 4.3.
641 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
643 * testsuite/retain_symbols_file_test.sh (check_present): Change
644 output file name to retain_symbols_file_test.stdout.
645 (check_absent): Likewise.
647 2009-09-18 Craig Silverstein <csilvers@google.com>
649 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
650 * options.cc: Include <cerrno> and <fstream>.
651 (General_options::finalize): Parse -retain-symbols-file tag.
652 * options.h: New flag.
653 (General_options): New method should_retain_symbol, new
654 variable symbols_to_retain.
655 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
656 should_retain_symbol map.
657 * testsuite/Makefile.am (retain_symbols_file_test): New test.
658 * testsuite/Makefile.in: Regenerate.
659 * testsuite/retain_symbols_file_test.sh: New file.
661 2009-09-18 Nick Clifton <nickc@redhat.com>
663 * po/es.po: Updated Spanish translation.
665 2009-09-17 Doug Kwan <dougkwan@google.com>
667 * debug.h (DEBUG_RELAXATION): New constant.
668 (DEBUG_ALL): Add DEBUG_RELAXATION.
669 (debug_string_to_enum): Add relaxation debug option.
671 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
672 Layout::Relaxation_debug_check::read_sections,
673 Layout::Relaxation_debug_check::read_sections): New method definitions.
674 (Layout::Layout): Initialize data members
675 record_output_section_data_from_scrips_,
676 script_output_section_data_list_ and relaxation_debug_check_.
677 (Layout::save_segments, Layout::restore_segments,
678 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
679 Layout::relaxation_loop_body): New method definitions.
680 (Layout::finalize): Support relaxation. Move section layout code to
681 Layout::relaxation_loop_body.
682 (Layout::set_asection_address_from_script): Move code for orphan
683 section placement out.
684 (Layout::place_orphan_sections_in_script): New method definition.
685 * layout.h (Output_segment_headers, Output_file_header):
686 New forward class declarations.
687 (Layout::~Layout): Define.
688 (Layout::new_output_section_data_from_script): New method definition.
689 (Layout::place_orphan_sections_in_script): New method declaration.
690 (Layout::Segment_states): New type declaration.
691 (Layout::save_segments, Layout::restore_segments,
692 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
693 Layout::relaxation_loop_body): New method declarations.
694 (Layout::Output_section_data_list): New type declaration.
695 (Layout::Relaxation_debug_check): New class definition.
696 (Layout::record_output_section_data_from_script_,
697 Layout::script_output_section_data_list_, Layout::segment_states_,
698 Layout::relaxation_debug_check_): New data members.
699 * output.cc: (Output_section_headers::do_size): New method definition.
700 (Output_section_headers::Output_section_headers): Move size
701 computation to Output_section_headers::do_size.
702 (Output_segment_headers::do_size): New method definition.
703 (Output_file_header::Output_file_header): Move size computation to
704 Output_file_header::do_size and call it.
705 (Output_file_header::do_size): New method definition.
706 (Output_data_group::Output_data_group): Adjust call to
708 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
709 (Output_symtab_xindex::do_write): Add array bound check.
710 (Output_section::Input_section::print_to_mapfile): Handle
711 RELAXED_INPUT_SECTION_CODE.
712 (Output_section::Output_section): Initialize data member checkpoint_.
713 (Output_section::~Output_section): Delete checkpoint object pointed
715 (Output_section::add_input_section): Always add an Input_section if
717 (Output_section::add_merge_input_section): Add assert.
718 (Output_section::relax_input_section): New method definition.
719 (Output_section::set_final_data_size): Set load address to zero for
720 an unallocated section.
721 (Output_section::do_address_and_file_offset_have_reset_values):
722 New method definition.
723 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
724 Handle relaxed input section.
725 (Output_section::sort_attached_input_sections): Checkpoint input
727 (Output_section::get_input_sections): Change type of input_sections to
728 list of Simple_input_section pointers. Checkpoint input section list
729 lazily. Also handle relaxed input sections.
730 (Output_section::add_input_section_for_script): Take a reference to
731 a Simple_input_section object instead of Relobj pointer and section
732 index as parameter. Handle relaxed input sections.
733 (Output_section::save_states, Output_section::restore_states): New
735 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
736 (Output_data::is_data_size_fixed): New method definition.
737 (Output_data::reset_addresss_and_file_offset): Do not reset data size
739 (Output_data::address_and_file_offset_have_reset_values): New method
741 (Output_data::do_address_and_file_offset_have_reset_values): New method
743 (Output_data::set_data_size): Check that data size is not fixed.
744 (Output_data::fix_data_size): New method definition.
745 (Output_data::is_data_size_fixed_): New data member.
746 (Output_section_headers::set_final_data_size): New method definition.
747 (Output_section_headers::do_size): New method declaration.
748 (Output_segment_headers::set_final_data_size): New method definition.
749 (Output_segment_headers::do_size): New method declaration.
750 (Output_file_header::set_final_data_size)::New method definition.
751 (Output_file_header::do_size)::New method declaration.
752 (Output_section_data::Output_section_data): Add new parameter
753 is_data_size_fixed and use it to fix data size.
754 (Output_data_const::Output_data_const): Adjust call to base class
755 constructor and fix data size.
756 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
757 base class constructor and fix data size.
758 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
759 base class constructor and fix data size.
760 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
761 class constructor and fix data size.
762 (Output_data_group::set_final_data_size): New method definition.
763 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
764 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
765 class constructor and fix data size.
766 (Output_relaxed_input_section): New class definition.
767 (Output_section::Simple_input_section): New class definition.
768 (Output_section::get_input_sections): Adjust parameter list.
769 (Output_section::add_input_section_for_script): Same.
770 (Output_section::save_states, Output_section::restore_states,
771 Output_section::do_address_and_file_offset_have_reset_values,
772 (Output_section::Input_section::Input_section): Handle
773 RELAXED_INPUT_SECTION_CODE. Add new overload for
774 Output_relaxed_input_section.
775 (Output_section::Input_section::is_input_section,
776 Output_section::Input_section::set_output_section): Handle relaxed
778 (Output_section::Input_section::is_relaxed_input_section,
779 Output_section::Input_section::output_section_data,
780 Output_section::Input_section::relaxed_input_section): New method
782 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
784 (Output_section::Input_section::u1_): Update comments.
785 (Output_section::Input_section::u2_): Add new union member poris.
786 (Output_section::Checkpoint_output_section): New classs definition.
787 (Output_section::relax_input_section): New method declaration.
788 (Output_section::checkpoint_): New data member.
789 (Output_segment): Update comments.
790 (Output_segment::Output_segment): Un-privatize copy constructor.
791 (Output_segment::operator=): Un-privatize.
792 * script-sections.cc (Output_section_element::Input_section_list):
793 Change element type to Output_section::Simple_input_section.
794 (Output_section_element_dot_assignment::set_section_addresses):
795 Register output section data for relaxation clean up.
796 (Output_data_exression::Output_data_expression): Adjust call to base
797 constructor to fix data size.
798 (Output_section_element_data::set_section_addresses): Register
799 Output_data_expression object for relaxation clean up.
800 (struct Input_section_info): Replace Relobj pointer and section index
801 pair with Output_section::Simple_input_section and Convert struct to a
803 (Input_section_sorter::operator()): Adjust access to
804 Input_section_info data member to use accessors.
805 (Output_section_element_input::set_section_addresses): Use layout
806 parameter. Adjust code to use Output_section::Simple_input_section
807 and Input_secction_info classes. Register filler for relaxation
809 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
810 and section index pair with Output_section::Simple_input_section
811 class. Adjust code accordingly.
812 (Phdrs_element::release_segment): New method definition.
813 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
815 (Script_sections::release_segments): New method definition.
816 * gold/script-sections.h (Script_sections::release_segments): New
818 * gold/target.h (Target::may_relax, Target::relax,
819 Target::do_may_relax, Target::do_relax): New method definitions.
821 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
823 * arm.cc (has_signed_unsigned_overflow): New function.
824 (Arm_relocate_functions::abs8): New function.
825 (Target_arm::Scan::local): Handle R_ARM_ABS8.
826 (Target_arm::Scan::global): Likewise.
827 (Target_arm::relocate::relocate): Likewise.
828 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
831 2009-09-16 Cary Coutant <ccoutant@google.com>
833 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
834 * testsuite/Makefile.in: Regenerate.
836 2009-09-11 Nick Clifton <nickc@redhat.com>
838 * po/gold.pot: Updated by the Translation project.
840 2009-09-08 Cary Coutant <ccoutant@google.com>
842 * output.cc (Output_file::open): Add execute permission to empty file.
843 * testsuite/Makefile.am (permission_test): New test.
844 * testsuite/Makefile.in: Regenerate.
846 2009-09-02 Ian Lance Taylor <iant@google.com>
848 * output.cc (Output_file::resize): Call map_no_anonymous rather
851 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
853 * gold.cc: Include "incremental.h".
854 (queue_initial_tasks): Call Incremental_checker methods.
855 * incremental.cc: Include "output.h".
856 (Incremental_checker::can_incrementally_link_output_file): New
858 * incremental.h (Incremental_checker): New class.
860 * output.cc (Output_file::open_for_modification): New method.
861 (Output_file::map_anonymous): Changed return type to bool. Record
863 (Output_file::map_no_anonymous): New method, broken out of map.
864 (Output_file::map): Use map_no_anonymous and map_anonymous.
865 * output.h (class Output_file): Update declarations.
867 2009-08-24 Cary Coutant <ccoutant@google.com>
869 * options.h (Command_line::Pre_options): New class.
870 (Command_line::pre_options): New member.
871 * options.cc (gold::options::ready_to_register): New variable.
872 (One_option::register_option): Do nothing if not registering options.
873 Assert if same short option registered twice.
874 (General_options::General_options): Turn off option registration when
876 (Command_line::Pre_options::Pre_options): New constructor.
878 2009-08-24 Cary Coutant <ccoutant@google.com>
880 * options.h (General_options::no_keep_memory): Remove incorrect
883 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
885 * Makefile.am (am__skiplex, am__skipyacc): New.
886 * Makefile.in: Regenerate.
888 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
890 * Makefile.am (AM_CPPFLAGS): Renamed from ...
891 (INCLUDES): ... this.
892 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
893 (AM_CPPFLAGS): Renamed from ...
895 * Makefile.in, testsuite/Makefile.in: Regenerate.
897 * Makefile.in: Regenerate.
898 * aclocal.m4: Likewise.
899 * config.in: Likewise.
900 * configure: Likewise.
901 * testsuite/Makefile.in: Likewise.
903 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
904 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
905 * Makefile.in: Regenerate.
906 * testsuite/Makefile.in: Regenerate.
908 2009-08-19 Cary Coutant <ccoutant@google.com>
910 * resolve.cc (Symbol_table::resolve): Don't complain about defined
911 symbols in shared libraries overridden by hidden or internal symbols
914 2009-08-19 Chris Demetriou <cgd@google.com>
916 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
917 checking source file names in error messages.
919 2009-08-18 Doug Kwan <dougkwan@google.com>
921 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
922 an elcpp::Ehdr as parameter. Adjust call to set_target.
923 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
924 an elfcpp::Ehdr as parameter.
925 * object.cc (Object::set_target): Remove the version that looks up
926 a target and sets it.
927 (Sized_relobj::setup): Take a Target object instead of
928 an elfcpp::Ehdr as parameter. Adjust call to set_target.
929 (make_elf_sized_object): Find target and ask target to
931 * object.h: (Object::set_target): Remove the version that looks up
932 a target and sets it.
933 (Sized_relobj::setup): Take a Target object instead of
934 an elfcpp:Ehdr as parameter.
935 * target.cc: Include dynobj.h.
936 (Target::do_make_elf_object_implementation): New.
937 (Target::do_make_elf_object): New.
938 * target.h (Target::make_elf_object): New template declaration.
939 (Target::do_make_elf_object): New method declarations.
940 (Target::do_make_elf_object_implementation): New template declaration.
942 2009-08-14 Ian Lance Taylor <iant@google.com>
944 * gold.h (FUNCTION_NAME): Define.
945 (gold_unreachable): Use FUNCTION_NAME.
947 2009-08-12 Sriraman Tallam <tmsriram@google.com>
949 * icf.cc (Icf::find_identical_sections): Issue a warning when a
950 symbol in the --keep-unique list is not found.
952 2009-08-12 Sriraman Tallam <tmsriram@google.com>
954 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
955 been maked as --keep-unique.
956 (Icf::unfold_section): New function.
957 * icf.h (Icf::unfold_section): New function.
958 * options.h (General_options::keep_unique): New option.
959 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
960 * testsuite/Makefile.in: Regenerate.
961 * testsuite/icf_keep_unique_test.sh: New file.
962 * testsuite/icf_keep_unique_test.cc: New file.
964 2009-08-12 Cary Coutant <ccoutant@google.com>
967 * resolve.cc (Symbol_table::resolve): Check for references from
968 dynamic objects to hidden and internal symbols.
969 * testsuite/Makefile.am (hidden_test.sh): New test.
970 * testsuite/Makefile.in: Regenerate.
971 * testsuite/hidden_test.sh: New script.
972 * testsuite/hidden_test_1.c: New test source.
973 * testsuite/hidden_test_main.c: New test source.
975 2009-08-11 Doug Kwan <dougkwan@google.com>
977 * arm.cc: Update comments.
978 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
979 segment to locate the .ARM.exidx section if present.
981 2009-08-09 Doug Kwan <dougkwan@google.com>
983 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
986 2009-08-07 Sriraman Tallam <tmsriram@google.com>
987 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
990 2009-08-06 Sriraman Tallam <tmsriram@google.com>
992 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
993 valid tls_segment only for non-debug-section relocations.
994 * testsuite/Makefile.am: Add gc_tls_test.
995 * testsuite/Makefile.in: Regenerate.
996 * testsuite/gc_tls_test.cc: New file.
997 * testsuite/gc_tls_test.sh: New file.
999 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1003 * Makefile.am (CCFILES): Add icf.cc.
1005 * Makefile.in: Regenerate.
1006 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1007 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1008 section, symbol and addend information for the relocs.
1009 * gold.cc (queue_middle_tasks): Call identical code folding.
1010 * gold.h: Add defines for multimap.
1011 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1012 to the call of finalize_local_symbols.
1013 * main.cc (main): Create object of class Icf.
1014 * object.cc (Sized_relobj::do_layout): Allow this function to be
1015 called twice during icf.
1016 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1017 to sections marked as identical by icf.
1018 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1020 (Sized_relobj::do_section_entsize): New function.
1021 * object.h (Object::section_entsize): New function.
1022 (Object::do_section_entsize): New pure virtual function.
1023 (Relobj::finalize_local_symbols): Add new parameter.
1024 (Relobj::do_section_entsize): New function.
1025 * options.h (General_options::icf): New option.
1026 (General_options::icf_iterations): New option.
1027 (General_options::print_icf_sections): New option.
1028 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1029 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1030 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1032 * symtab.cc (Symbol_table::is_section_folded): New function.
1033 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1034 to sections marked as identical by icf.
1035 * symtab.h (Symbol_table::set_icf): New function.
1036 (Symbol_table::icf): New function.
1037 (Symbol_table::is_section_folded): New function.
1038 (Symbol_table::icf_): New data member.
1039 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1040 * testsuite/Makefile.am: Add commands to build icf_test.
1041 * testsuite/Makefile.in: Regenerate.
1042 * testsuite/icf_test.sh: New file.
1043 * testsuite/icf_test.cc: New file.
1045 2009-07-24 Chris Demetriou <cgd@google.com>
1047 * layout.cc (is_compressible_debug_section): Fix incorrect
1048 comment about compressed section names.
1050 2009-07-20 Ian Lance Taylor <ian@airs.com>
1053 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1055 2009-07-16 Ian Lance Taylor <iant@google.com>
1058 * layout.h: #include <map>.
1059 (class Kept_section): Change from struct to class. Add accessors
1060 and setters. Add section size to Comdat_group mapping. Change
1061 Comdat_group to std::map. Add is_comdat_ field. Add
1062 linkonce_size field in union.
1063 (class Layout): Update declaration of find_or_add_kept_section.
1064 Don't declare find_kept_object.
1065 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1066 parameter. Add object, shndx, is_comdat, and is_group_name
1067 parameters. Change all callers. Adjust for new Kept_section.
1068 (Layout::find_kept_object): Remove.
1069 * object.cc (Sized_relobj::include_section_group): Update use of
1070 Kept_section. Rename secnum to shndx. Only record
1071 Kept_comdat_section if sections are the same size.
1072 (Sized_relobj::include_linkonce_section): Update use of
1073 Kept_section. Only record Kept_comdat_section if sections are the
1074 same size. Set size of linkonce section.
1075 (Sized_relobj::map_to_kept_section): Update call to
1076 get_kept_comdat_section.
1077 * object.h (class Sized_relobj): Rename fields in
1078 Kept_comdat_section to drop trailing underscores; change object
1079 field to Relobj*. Change Kept_comdat_section_table to store
1080 struct rather than pointer.
1081 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1082 Add kept_object and kept_shndx parameters. Change all callers.
1083 (Sized_relobj::get_kept_comdat_section): Change return type to
1084 bool. Add kept_object and kept_shndx parameters. Change all
1086 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1087 Layout::find_or_add_kept_section.
1089 2009-07-09 Ian Lance Taylor <iant@google.com>
1091 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1092 Reserve space in the hash table.
1094 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1096 * fileread.cc (File_read::get_mtime): New method.
1097 * fileread.h (Timespec): New structure.
1098 (File_read::get_mtime): New method.
1099 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1100 Renamed from timestamp_nsec.
1101 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1103 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1105 (Incremental_inputs::report_archive): Save mtime; style fix.
1106 (Incremental_inputs::report_obejct): Save mtime; style fix.
1107 (Incremental_inputs::report_script): Save mtime; style fix.
1108 (Incremental_inputs::finalize_inputs): Style fix.
1109 (Incremental_inputs::finalize): Style fix.
1110 (Incremental_inputs::create_input_section_data): Store inputs
1112 * incremental.h (Incremental_inputs::report_script): Add mtime
1114 (Incremental_inputs::Input_info::Input_info): Intialize only one
1116 (Incremental_inputs::Input_info::archive): Move to nameless
1118 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1119 (Incremental_inputs::Input_info::script): Move to nameless union.
1120 (Incremental_inputs::mtime): New field.
1121 * script.cc (read_input_script): Pass file mtime to
1123 * script.h (Script_info::inputs): Style fix.
1125 2009-07-01 Ian Lance Taylor <ian@airs.com>
1127 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1130 2009-06-24 Ian Lance Taylor <iant@google.com>
1133 * layout.cc (Layout::choose_output_section): If we find an
1134 existing section, update the flags.
1135 (Layout::create_notes): New function, broken out of
1137 (Layout::finalize): Don't create note sections.
1138 (Layout::create_note): Don't crash if linker script discards
1140 (Layout::create_gold_note): Likewise.
1141 (Layout::create_build_id): Likewise. Don't set
1142 after_input_sections on the section.
1143 (Layout::create_executable_stack_info): Remove target parameter.
1145 * layout.h (class Layout): Declare create_notes. Update
1146 declaration of create_executable_stack_info.
1147 * gold.cc (queue_middle_tasks): Call create_notes.
1148 * output.cc (Output_section::update_flags_for_input_section): Move
1149 here from output.h. If SHF_ALLOC flag is newly set, mark address
1151 * output.h (Output_data::mark_address_invalid): New function.
1152 (class Output_section): Only declare, not define,
1153 update_flags_for_input_section. Remove set_flags.
1155 2009-06-24 Ian Lance Taylor <iant@google.com>
1157 * script-sections.cc (Output_section_definition::
1158 set_section_addresses): Rename shadowing local load_address to
1161 2009-06-24 Ian Lance Taylor <iant@google.com>
1164 * reloc.cc (relocate_sections): Skip empty relocation sections.
1166 2009-06-23 Ian Lance Taylor <iant@google.com>
1169 * layout.cc (Layout::create_note): Use choose_output_section
1170 rather than make_output_section.
1172 2009-06-23 Ian Lance Taylor <iant@google.com>
1175 * options.cc (General_options::parse_V): Set printed_version_.
1176 (General_options::General_options): Initialize printed_version_.
1177 * options.h (class General_options): Add printed_version_ field.
1178 * gold.cc (queue_initial_tasks): If there are no input files,
1179 don't give a fatal error if we printed the version information.
1180 (queue_middle_tasks): If using -r with a shared object, give a
1181 fatal error rather than an ordinary error.
1183 2009-06-23 Ian Lance Taylor <iant@google.com>
1186 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1187 (Layout::make_output_section): Set have_stabstr_section_ if we see
1188 a .stab*str section.
1189 (Layout::finalize): Call link_stabs_sections.
1190 (Layout::link_stabs_sections): New file.
1191 * layout.h (class Layout): Add have_stabstr_section_ field.
1192 Declare link_stabs_sections.
1194 2009-06-23 Doug Kwan <dougkwan@google.com>
1196 * Makefile.am (libgold_a_LIBADD): New.
1197 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1198 * Makefile.in: Regenerate.
1199 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1200 * configure: Regenerate.
1201 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1202 * fileread.cc: Include sys/state.h
1203 * gold.h: Declare memmem and strndup if found missing.
1204 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1206 2009-06-23 Ian Lance Taylor <iant@google.com>
1208 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1209 * configure: Rebuild.
1211 2009-06-23 Ian Lance Taylor <iant@google.com>
1214 * object.cc (Object::section_contents): Don't try to get a view if
1215 the section has length zero.
1216 (Object::handle_gnu_warning_section): If the section is empty, use
1217 the name of the section as the warning.
1219 2009-06-23 Ian Lance Taylor <iant@google.com>
1222 * stringpool.h (class Stringpool_template): Add optimize_ field.
1223 (Stringpool_template::set_optimize): New function.
1224 * stringpool.cc (Stringpool_template::Stringpool_template):
1225 Initialize optimize_ field.
1226 (Stringpool_template::set_string_offsets): Test local optimize
1227 fild rather than parameter.
1228 * layout.cc (Layout::Layout): Call set_optimize on the section
1231 2009-06-22 Ian Lance Taylor <iant@google.com>
1234 * yyscript.y: Parse TARGET.
1235 * script.cc (script_set_target): New function.
1236 * script-c.h (script_set_target): Declare.
1237 * options.cc (General_options::string_to_object_format): Rename
1238 from string_to_object_format in anonymous namespace. Change
1240 * options.h (class General_options): Declare
1241 string_to_object_format.
1243 2009-06-22 Ian Lance Taylor <iant@google.com>
1245 * script-sections.cc (Script_sections::create_segments): Don't put
1246 program headers in a PT_LOAD segment if -n or -N.
1248 2009-06-22 Ian Lance Taylor <iant@google.com>
1251 * options.h (class General_options): Add -z lazy and -z now. Sort
1252 -z options into alphabetical order.
1253 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1255 2009-06-21 Ian Lance Taylor <iant@google.com>
1257 * layout.cc (Layout::make_output_section): Call
1258 Target::new_output_section.
1259 (Layout::attach_allocated_section_to_segment): Put large section
1260 sections in a separate load segment with the large segment flag
1262 (Layout::segment_precedes): Sort large data segments after other
1264 (align_file_offset): New static function.
1265 (Layout::set_segment_offsets): Use align_file_offset.
1266 * output.h (class Output_section): Add is_small_section_ and
1267 is_large_section_ fields.
1268 (Output_section::is_small_section): New function.
1269 (Output_section::set_is_small_section): New function.
1270 (Output_section::is_large_section): New function.
1271 (Output_section::set_is_large_section): New function.
1272 (Output_section::is_large_data_section): New function.
1273 (class Output_segment): Add is_large_data_segment_ field.
1274 (Output_segment::is_large_data_segment): New function.
1275 (Output_segment::set_is_large_data_segment): New function.
1276 * output.cc (Output_section::Output_section): Initialize new
1278 (Output_segment::Output_segment): Likewise.
1279 (Output_segment::add_output_section): Add assertion that large
1280 data sections always go in large data segments. Force small data
1281 sections to the end of the list of data sections. Force small BSS
1282 sections to the start of the list of BSS sections. For large BSS
1283 sections to the end of the list of BSS sections.
1284 * symtab.h (class Symbol): Declare is_common_shndx.
1285 (Symbol::is_defined): Check Symbol::is_common_shndx.
1286 (Symbol::is_common): Likewise.
1287 (class Symbol_table): Define enum Commons_section_type. Update
1288 declarations. Add small_commons_ and large_commons_ fields.
1289 * symtab.cc (Symbol::is_common_shndx): New function.
1290 (Symbol_table::Symbol_table): Initialize new fields.
1291 (Symbol_table::add_from_object): Put small and large common
1292 symbols in the right list.
1293 (Symbol_table::sized_finalized_symbol): Check
1294 Symbol::is_common_shndx.
1295 (Symbol_table::sized_write_globals): Likewise.
1296 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1297 common symbol lists. Don't call do_allocate_commons_list if the
1299 (Symbol_table::do_allocate_commons_list): Remove is_tls
1300 parameter. Add comons_section_type parameter. Change all
1301 callers. Handle small and large common symbols.
1302 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1303 Symbol::is_common_shndx.
1304 * resolve.cc (symbol_to_bits): Likewise.
1305 * target.h (Target::small_common_shndx): New function.
1306 (Target::small_common_section_flags): New function.
1307 (Target::large_common_shndx): New function.
1308 (Target::large_common_section_flags): New function.
1309 (Target::new_output_section): New function.
1310 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1311 small_common_section_flags, and large_common_section_flags
1313 (Target::do_new_output_section): New virtual function.
1314 * arm.cc (Target_arm::arm_info): Initialize new fields.
1315 * i386.cc (Target_i386::i386_info): Likewise.
1316 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1318 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1319 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1320 (Target_x86_64::do_new_output_section): New function.
1321 * configure.ac: Define conditional MCMODEL_MEDIUM.
1322 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1323 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1324 (large_LDFLAGS): Define.
1325 * testsuite/large.c: New file.
1326 * testsuite/testfile.cc (Target_test::test_target_info):
1327 Initialize new fields.
1328 * configure, testsuite/Makefile.in: Rebuild.
1330 2009-06-05 Doug Kwan <dougkwan@google.com>
1332 * Makefile.am (CCFILES): Add target.cc.
1333 * Makefile.in: Regenerate.
1334 * i386.cc (class Target_i386): Define new virtual method to
1335 override do_is_local_label_name in parent.
1336 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1337 local symbols if --discard-locals or -X is given.
1338 * options.h (class General_options): Declare new options
1339 '--discard-locals' and '-X' for discarding locals.
1340 * target.h (class Target): Define new methods is_local_label_name.
1341 Declare new virtual method do_is_local_label_name.
1342 * target.cc: New file.
1343 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1344 (check_SCRIPTS): Add discard_locals_test.sh.
1345 (check_DATA): Add discard_local_tests.syms.
1346 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1347 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1348 * testsuite/Makefile.in: Regenerate.
1349 * testsuite/discard_locals_test.c: New file.
1350 * testsuite/discard_locals_test.sh: Same.
1352 2009-06-05 Doug Kwan <dougkwan@google.com>
1354 * object.cc (Sized_relobj::Sized_relobj): Initialize
1355 discarded_eh_frame_shndx_ to -1U.
1356 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1358 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1359 a discarded .eh_frame section.
1360 (Sized_relobj::do_finalize_local_symbols): Ditto.
1361 * object.h (class Sized_relobj): Declare new member
1362 discarded_eh_frame_shndx_.
1363 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1364 (local_labels_test.o, local_labels_test): New rules.
1365 * testsuite/Makefile.in: Regenerate.
1367 2009-06-04 Doug Kwan <dougkwan@google.com>
1369 * layout.cc (Layout::section_name_mapping): Add mapping for
1370 special ARM sections.
1372 2009-06-03 Doug Kwan <dougkwan@google.com>
1374 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1375 (utils::has_overflow): Same.
1377 2009-06-03 Ian Lance Taylor <iant@google.com>
1379 * layout.cc (Layout::section_name_mapping): New array, replacing
1380 Layout::linkonce_mapping.
1381 (Layout::section_name_mapping_count): New variable, replacing
1382 Layout::linkonce_mapping_count.
1383 (Layout::linkonce_output_name): Remove.
1384 (Layout::output_section_name): Rewrite.
1385 * layout.h (class Layout): Rename Linkonce_mapping to
1386 Section_name_mapping, linkonce_mapping to section_name_mapping,
1387 linkonce_mapping_count to section_name_mapping_count. Don't
1388 declare linkonce_output_name.
1390 2009-06-03 Doug Kwan <dougkwan@google.com>
1392 * gold/arm.cc (namespace utils): New.
1393 (Target_arm::reloc_is_non_pic): Define new method.
1394 (class Arm_relocate_functions): New.
1395 (Target_arm::Relocate::relocate): Handle relocation types used by
1398 2009-06-03 Ian Lance Taylor <iant@google.com>
1400 * arm.cc (Target_arm::scan::global): Use || instead of |.
1402 2009-06-02 Doug Kwan <dougkwan@google.com>
1404 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1405 issued_non_pic_error_.
1406 (class Target_arm::Scan): Declare new method check_non_pic.
1407 Define new method symbol_needs_plt_entry.
1408 Declare new data member issued_non_pic_error_.
1409 (class Target_arm::Relocate): Declare new method
1410 should_apply_static_reloc.
1411 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1412 (Target_arm::Scan::check_non_pic): Define new method.
1413 (Target_arm::Scan::local): Handle a small subset of reloc types used
1415 (Target_arm::Scan::local): Same.
1416 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1418 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1420 * incremental.cc (Incremental_inputs::report_command_line): Filter
1421 out --incremental-* options.
1423 2009-05-29 Doug Kwan <dougkwan@google.com>
1425 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1427 (class Target_arm): Update comment.
1428 (Target_arm::Target_arm): Initialize new data members GOT_,
1429 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1430 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1431 and Target_arm::rel_dyn_section.
1432 Declare new_enum Target_arm::Got_type.
1433 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1435 Update commments for member do_dynsym_value.
1436 (Target_arm::got_size, Target_arm::plt_section,
1437 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1438 new methods inside class defintion.
1439 (Target_arm::got_section): Define new method.
1440 (Target_arm::rel_dyn_section): Same.
1441 (Output_data_plt_arm): New template class.
1442 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1443 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1444 (Output_data_plt_arm::add_entry): Same.
1445 (Output_data_plt_arm::first_plt_entry): Define new
1446 static data member for PLT instruction template.
1447 (Output_data_plt_arm::plt_entry): Same.
1448 (Output_data_plt_arm::do_write): Define new method.
1449 (Target_arm::make_plt_entry): Same.
1450 (Target_arm::do_finalize_sections): Same.
1451 (Target_arm::do_dynsym_value): Same.
1453 2009-05-28 Doug Kwan <dougkwan@google.com>
1455 * Makefile.am (TARGETSOURCES): Add arm.cc.
1456 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1457 * Makefile.in: Regenerate.
1459 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1461 2009-05-26 Doug Kwan <dougkwan@google.com>
1463 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1464 (General_options::check_excluded_libs): Strip off directories in
1465 archive name before matching like GNU ld does.
1466 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1467 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1468 (exclude_libs_test_LDFLAGS): Add linker option
1469 -Wl,--exclude-libs,libexclude_libs_test_3
1470 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1471 an explicit archive without using -l.
1472 (alt/libexclude_libs_test_3.a): New make rule.
1473 * testsuite/Makefile.in: Regenerate.
1474 * testsuite/exclude_libs_test.c : Declare lib3_default().
1476 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1477 * exclude_libs_test_3.c: New file.
1479 2009-05-26 Nick Clifton <nickc@redhat.com>
1481 * po/id.po: New Indonesian translation.
1482 * po/gold.pot: Updated template file.
1484 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1486 * testsuite/Makefile.am: Add -ffunction-sections to compile
1487 gc_comdat_test files. Add -Wl,--gc-sections to build
1489 * testsuite/Makefile.in: Regenerate.
1490 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1492 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1494 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1495 kept comdat section was garbage collected.
1496 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1497 * testsuite/Makefile.in: Regenerate.
1498 * testsuite/gc_comdat_test.sh: New file.
1499 * testsuite/gc_comdat_test_1.cc: New file.
1500 * testsuite/gc_comdat_test_2.cc: New file.
1502 2009-05-19 Doug Kwan <dougkwan@google.com>
1504 * archive.cc (Archive::Archive): Move constructor from archive.h
1505 to here. Initialize no_export_.
1506 (Archive::get_elf_object_for_member): Set no_export flag of object.
1507 * archive.h (Archive::Archive): Move constructor body to
1509 (Archive::no_export): New method.
1510 (Archive::no_export_): New field.
1511 * object.h (Object::Object): Initialize no_export_ to false.
1512 (Object::no_export, Object::set_no_export): New methods.
1513 (Object::no_export_): New field.
1514 * options.cc (General_options::parse_exclude_libs): New method.
1515 (General_options::check_excluded_libs) Same.
1516 * options.h (exclude_libs): New option.
1517 (General_options::check_excluded_libs): New method declaration.
1518 (General_options::excluded_libs_): New field.
1519 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1520 default or protected visibility if an object has no-export flag set.
1521 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1522 (check_SCRIPTS): Add exclude_libs_test.sh.
1523 (check_DATA): Add exclude_libs_test.syms.
1524 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1525 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1526 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1527 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1528 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1529 libexclude_libs_test_2.a): New rules.
1530 * testsuite/Makefile.in: Regenerate.
1531 * testsuite/exclude_libs_test.c: New file.
1532 * testsuite/exclude_libs_test.sh: Ditto.
1533 * testsuite/exclude_libs_test_1.c: Ditto.
1534 * testsuite/exclude_libs_test_2.c: Ditto.
1536 2009-05-15 Ian Lance Taylor <iant@google.com>
1538 * configure.ac: Check for declarations for cases where libiberty.h
1539 checks HAVE_DECL_xxx.
1540 * configure, config.in: Rebuild.
1542 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1544 * gold.h (Incremental_argument_list): Remove (invalid) forward
1546 * incremental.cc (Incremental_inputs::report_achive): New method.
1547 (Incremental_inputs::report_object): New method.
1548 (Incremental_inputs::report_script): New method.
1549 (Incremental_inputs::finalize_inputs): New method.
1550 (Incremental_inputs::finalize): Call finalize_inputs().
1551 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1552 Create inputs entries.
1553 * incremental.h (Incremental_input_type): New enum.
1554 (Incremental_inputs::Incremental_input): Initialize new fields.
1555 (Incremental_inputs::report_inputs): New method.
1556 (Incremental_inputs::report_achive): New method.
1557 (Incremental_inputs::report_object): New method.
1558 (Incremental_inputs::report_script): New method.
1559 (Incremental_inputs::finalize_inputs): New method.
1560 (Incremental_inputs::Input_info): New struct.
1561 (Incremental_inputs::Input_info_map): New typedef.
1562 (Incremental_inputs::lock_): New field.
1563 (Incremental_inputs::Inputs_): New field.
1564 (Incremental_inputs::Inputs_map): New field.
1565 * main.cc (main): Call Incremental_input::report_inputs.
1566 * options.h (Input_argument_list): Typedef moved from
1568 (Input_file_group::Files): Remove, use ::Input_argument_list.
1569 (Input_file_group::Input_argument_list): Remove, use
1570 ::Input_argument_list.
1571 * plugin.cc (Plugin_manager::add_input_file): Add error in
1573 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1575 * script.cc (read_input_script): Call
1576 Incremental_input::report_script.
1577 * script.h (Script_info): New class.
1579 2009-04-27 Ian Lance Taylor <iant@google.com>
1581 * x86_64.cc (do_adjust_output_section): Set entsize to
1584 2009-04-23 Elliott Hughes <enh@google.com>
1586 * output.cc (Output_file::close): After short writes, continue
1587 writing from the correct offset in the buffer being written.
1589 2009-04-23 Chris Demetriou <cgd@google.com>
1591 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1592 * configure: Regenerate.
1593 * config.in: Regenerate.
1594 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1595 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1597 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1599 * incremental.cc (Incremental_inputs_header_data): Renamed from
1600 Incremental_input_header_data.
1601 (Incremental_inputs_header_data::data_size): New field.
1602 (Incremental_inputs_header_data::put_input_file_count): Renamed
1603 from input_file_count.
1604 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1605 from command_line_offset.
1606 (Incremental_inputs_header_data::put_reserved): Renamed from
1608 (Incremental_inputs_entry_data): Renamed from
1609 Incremental_input_entry_data.
1610 (Incremental_inputs_entry_data::data_size): New field.
1611 (Incremental_inputs::report_command_line): New method.
1612 (Incremental_inputs::finalize): New method.
1613 (Incremental_inputs::create_incremental_inputs_data): New method.
1614 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1615 * incremental.h: New file.
1616 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1617 (Layout::finalize): Create incremental inputs section in
1619 (Layout::create_incremental_info_sections): New method.
1620 * layout.h (Layout::incremental_inputs): New method.
1621 (Layout::create_incremental_info_sections): New method.
1622 (Layout::incremental_inputs_): New field.
1623 * main.cc (main): Notify Incremental_input of the command line.
1625 2009-04-01 Ian Lance Taylor <iant@google.com>
1626 Mikolaj Zalewski <mikolajz@google.com>
1628 * gold.h (reserve_unordered_map): Define, three versions, one for
1629 each version of Unordered_map.
1630 * layout.cc (Layout::Layout): Remove options parameter. Add
1631 number_of_input_files parameter. Don't initialize options_.
1632 Initialize number_of_input_files_ and resized_signatures_. Move
1633 sections_are_attached_.
1634 (Layout::layout_group): Reserve space for group_signatures_.
1635 (Layout::find_or_add_kept_section): Change name parameter to be a
1636 reference. Resize signatures_ map when it gets large enough.
1637 (Layout::layout_eh_frame): Use parameters->options() instead of
1639 (Layout::make_output_section): Likewise.
1640 (Layout::attach_allocated_section_to_segment): Likewise.
1641 (Layout::finalize, Layout::create_executable_stack): Likewise.
1642 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1643 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1644 * layout.h (class Layout): Update declarations. Remove options_
1645 field. Add number_of_input_files_ and resized_signatures_
1646 fields. Move sections_are_attached_ field.
1647 * main.cc (main): Pass number of input files to Layout
1648 constructor. Don't pass options.
1650 2009-03-30 Ian Lance Taylor <iant@google.com>
1652 * ffsll.c (ffsll): Correct implementation.
1654 2009-03-27 Ian Lance Taylor <iant@google.com>
1656 * ffsll.c: New file.
1657 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1658 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1659 * ftruncate.c (ftruncate): Declare before definition.
1660 * mremap.c (mremap): Likewise.
1661 * pread.c (pread): Likewise.
1662 * configure, Makefile.in, config.in: Rebuild.
1664 * mremap.c: New file.
1665 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1666 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1667 (mremap): Declare if HAVE_MREMAP is not defined.
1668 * configure, Makefile.in, config.in: Rebuild.
1670 2009-03-27 Cary Coutant <ccoutant@google.com>
1672 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1673 position independent.
1674 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1675 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1677 2009-03-24 Cary Coutant <ccoutant@google.com>
1679 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1681 (needs_dynamic_reloc): Likewise.
1683 2009-03-24 Ian Lance Taylor <iant@google.com>
1685 * yyscript.y (file_cmd): Recognize EXTERN.
1686 (extern_name_list, extern_name_list_body): New nonterminals.
1687 * script.cc (script_add_extern): Define.
1688 * script-c.h (script_add_extern): Declare.
1690 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1692 * object.cc (is_elf_object): Define.
1693 * object.h (is_elf_object): Declare.
1694 * archive.cc (Archive::get_elf_object_for_member): Call
1696 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1698 2009-03-24 Elliott Hughes <enh@google.com>
1700 * output.cc (Output_file::map_anonymous): Define.
1701 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1702 try an anonymous one. Report the size if the mmap fails.
1703 * output.h (class Output_file): Declare map_anonymous.
1705 2009-03-24 Ian Lance Taylor <iant@google.com>
1707 * target-select.cc (instantiate_target): Don't acquire the lock if
1708 the instantiated_target_ field has already been set.
1710 2009-03-23 Ian Lance Taylor <iant@google.com>
1712 * gold-threads.h (class Initialize_lock): Define.
1713 * gold-threads.cc (class Initialize_lock_once): Define.
1714 (initialize_lock_control): New static variable.
1715 (initialize_lock_pointer): New static variable.
1716 (initialize_lock_once): New static function.
1717 (Initialize_lock::Initialize_lock): Define.
1718 (Initialize_lock::initialize): Define.
1719 * target-select.h: Include "gold-threads.h".
1720 (class Target_selector): Add lock_ and initialize_lock_ fields.
1721 Don't define instantiate_target, just declare it.
1722 * target-select.cc (Target_selector::Target_selector): Initialize
1724 (Target_selector::instantiate_target): Define.
1725 * descriptors.h: Include "gold-threads.h".
1726 (class Descriptors): Add initialize_lock_ field.
1727 * descriptors.cc (Descriptors::Descriptors): Initialize new
1729 (Descriptors::open): Use initialize_lock_ field
1730 * errors.h (class Errors): Add initialize_lock_ field.
1731 * errors.cc (Errors::Errors): Initialize new field.
1732 (Errors::initialize_lock): Use initialize_lock_ field.
1733 * powerpc.cc (class Target_selector_powerpc): Remove
1734 instantiated_target_ field. In do_recognize call
1735 instantiate_target rather than do_instantiate_target. In
1736 do_instantiate_target just allocate a new target.
1737 * sparc.cc (class Target_selector_sparc): Likewise.
1739 * freebsd.h: New file.
1740 * i386.cc: Include "freebsd.h".
1741 (Target_i386): Derive from Target_freebsd rather than
1743 (Target_selector_i386): Derive from Target_selector_freebsd rather
1744 than Target_selector.
1745 * x86_64.cc: Include "freebsd.h".
1746 (Target_x86_64): Derive from Target_freebsd rather than
1748 (Target_selector_x86_64): Derive from Target_selector_freebsd
1749 rather than Target_selector.
1750 * target.h (class Target): Add adjust_elf_header and
1751 do_adjust_elf_header.
1752 * output.cc (Output_file_header:: do_sized_write): Call target
1753 adjust_elf_header routine.
1754 * configure.tgt: Set targ_osabi.
1755 * configure.ac: Define GOLD_DEFAULT_OSABI.
1756 * parameters.cc (Parameters::default_target): Pass
1757 GOLD_DEFAULT_OSABI to select_target.
1758 * target-select.h (class Target_selector): Make instantiate_target
1759 protected rather than private.
1760 * Makefile.am (HFILES): Add freebsd.h.
1761 * configure, Makefile.in, config.in: Rebuild.
1763 * merge.cc (do_add_input_section): Correct pend value. Change
1764 message about last entry not being null terminated from error to
1767 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1769 * incremental.cc: New file.
1770 * Makefile.am (CCFILES): Add incremental.cc.
1771 * Makefile.in: Rebuild.
1773 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1775 * layout.cc (Layout::output_section_name): Preserve names
1776 of '.note.' sections.
1778 2009-03-19 Ian Lance Taylor <iant@google.com>
1780 * descriptors.cc (Descriptors::open): Check that the options are
1781 valid before using them.
1783 2009-03-18 Ian Lance Taylor <iant@google.com>
1785 * script-sections.h: Include <list>.
1786 (class Script_sections): Change Sections_elements from std::vector
1787 to std::list. Typedef public Elements_iterator. Add
1788 orphan_section_placement_, data_segment_align_start_, and
1789 saw_data_segment_align_ fields. Remove data_segment_align_index_
1791 * script-sections.cc (class Orphan_section_placement): New class.
1792 (class Sections_element): Add virtual functions is_relro and
1793 orphan_section_init. Remove virtual function place_orphan_here.
1794 (class Output_section_definition): Add is_relro and
1795 orphan_section_init. Remove place_orphan_here.
1796 (class Orphan_output_section): Likewise.
1797 (Script_sections::Script_sections): Update for field changes.
1798 (Script_sections::data_segment_align): Set saw_data_segment_align_
1799 and data_segment_align_start_, not data_segment_align_index.
1800 (Script_sections::data_segment_relro_end): Check
1801 saw_data_segment_align_. Use data_segment_align_start_ rather
1802 than data_segment_align_index_.
1803 (Script_sections::place_orphan): Rewrite to use
1804 Orphan_section_placement.
1806 2009-03-17 Ian Lance Taylor <iant@google.com>
1808 * archive.cc (Archive::add_symbols): Check for a version attached
1809 to the symbol name in the archive map.
1810 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1811 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1812 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1813 (ver_test_11.a): New target.
1814 * testsuite/Makefile.in: Rebuild.
1816 * configure.ac: Check for chsize and posix_fallocate. Replace
1818 * ftruncate.c: New file, from gnulib.
1819 * output.cc (posix_fallocate): Define dummy version if not
1820 HAVE_POSIX_FALLOCATE.
1821 (Output_file::map): Call posix_fallocate rather than lseek and
1823 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1824 * configure, Makefile.in, config.in: Rebuild.
1826 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1828 * layout.h (Layout::create_note): Add section_name parameter.
1829 * layout.cc (Layout::create_note): Likewise.
1830 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1832 2009-03-17 Ian Lance Taylor <iant@google.com>
1834 * descriptors.cc: Include "options.h".
1835 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1836 (Descriptors::open): Always use O_CLOEXEC when opening a new
1837 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1838 then set FD_CLOEXEC.
1840 * sparc.cc (class Target_sparc): Add has_got_section.
1841 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1842 make sure we have a GOT section.
1844 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1845 (Target_sparc::Scan::local): Likewise.
1846 (Target_sparc::Scan::global): Likewise.
1847 (Target_sparc::Relocate::relocate): Likewise.
1848 (Target_sparc::Relocate::relocate_tls): Likewise.
1850 * symtab.cc (Symbol_table::define_default_version): New function,
1851 broken out of add_from_object.
1852 (Symbol_table::add_from_object): Call define_default_version.
1853 (Symbol_table::define_special_symbol): Add resolve_oldsym
1854 parameter. Change all callers. If the version for a symbol comes
1855 from a version script, resolve it with the symbol with the same
1856 name with no version. Also add the symbol without a version if
1858 (do_define_in_output_data): If resolving with oldsym, don't delete
1860 (do_define_in_output_segment): Likewise.
1861 (do_define_as_constant): Likewise.
1862 * symtab.h (class Symbol_table): Update declarations.
1864 2009-03-13 Ian Lance Taylor <iant@google.com>
1866 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1867 (Read_symbols::requeue): New function.
1868 (Read_symbols::do_read_symbols): If make_elf_object fails because
1869 the target type is not configured, and the file was searched for,
1870 issue a warning and retry with the next directory.
1871 (Add_symbols::run): If the file has an incompatible format, and
1872 it was searched for, requeue the Read_symbols task. On error,
1874 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1875 dirindex parameter to constructor. Change all callers. Declare
1876 incompatible_warning and requeue.
1877 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1878 input_argument_ and input_group_ fields. Add them to
1879 constructor. Change all callers.
1880 (class Read_script): Add dirindex_ field. Add it to constructor.
1882 * archive.cc (Archive::setup): Remove input_objects parameter.
1884 (Archive::get_file_and_offset): Likewise.
1885 (Archive::read_all_symbols): Likewise.
1886 (Archive::read_symbols): Likewise.
1887 (Archive::get_elf_object_for_member): Remove input_objects
1888 parameter. Add punconfigured parameter. Change all callers.
1889 (Archive::add_symbols): Change return type to bool. Check return
1890 value of include_member.
1891 (Archive::include_all_members): Likewise.
1892 (Archive::include_member): Change return type to bool. Return
1893 false if first included object has incompatible target. Set
1894 included_member_ field.
1895 (Add_archive_symbols::run): If add_symbols returns false, requeue
1897 * archive.h (class Archive): Add included_member_ field.
1898 Initialize it in constructor. Add input_file and searched_for
1899 methods. Update declarations.
1900 (class Add_archive_symbols): Add dirpath_, dirindex_, and
1901 input_argument_ fields. Add them to constructor. Change all
1903 * script.cc: Include "target-select.h".
1904 (class Parser_closure): Add skip_on_incompatible_target_ and
1905 found_incompatible_target_ fields. Add
1906 skip_on_incompatible_target parameter to constructor. Change all
1907 callers. Add methods skip_on_incompatible_target,
1908 clear_skip_on_incompatible_target, found_incompatible_target, and
1909 set_found_incompatible_target.
1910 (read_input_script): Add dirindex parameter. Change all callers.
1911 If parser finds an incompatible target, requeue Read_symbols
1913 (script_set_symbol): Clear skip_on_incompatible_target in
1915 (script_add_assertion, script_parse_option): Likewise.
1916 (script_start_sections, script_add_phdr): Likewise.
1917 (script_check_output_format): New function.
1918 * script.h (read_input_script): Update declaration.
1919 * script-c.h (script_check_output_format): Declare.
1920 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
1921 (ignore_cmd): Remove OUTPUT_FORMAT.
1922 * fileread.cc (Input_file::Input_file): Add explicit this.
1923 (Input_file::will_search_for): New function.
1924 (Input_file::open): Add pindex parameter. Change all callers.
1925 * fileread.h (class Input_file): Add input_file_argument method.
1926 Declare will_search_for. Update declarations.
1927 * object.cc (make_elf_object): Add punconfigured parameter.
1929 * object.h (class Object): Make input_file public. Add
1930 searched_for method.
1931 (make_elf_object): Update declaration.
1932 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
1934 * dirsearch.h (class Dirsearch): Update declaration.
1935 * options.h (class General_options): Add --warn-search-mismatch.
1936 * parameters.cc (Parameters::is_compatible_target): New function.
1937 * parameters.h (class Parameters): Declare is_compatible_target.
1938 * workqueue.cc (Workqueue::add_blocker): New function.
1939 * workqueue.h (class Workqueue): Declare add_blocker.
1941 * fileread.cc (Input_file::open): Remove options parameter.
1943 (Input_file::open_binary): Likewise.
1944 * script.cc (read_input_script): Likewise.
1945 * readsyms.h (class Read_symbols): Remove options_ field. Remove
1946 options parameter from constructor. Change all callers.
1947 (class Read_script): Likewise.
1948 * fileread.h (class Input_file): Update declarations.
1949 * script.h (read_input_script): Update declaration.
1951 2009-03-10 Nick Clifton <nickc@redhat.com>
1953 * po/es.po: New Spanish translation.
1955 2009-03-06 Cary Coutant <ccoutant@google.com>
1957 * options.cc (parse_short_option): Keep dash_z from registering itself.
1959 2009-03-03 Ian Lance Taylor <iant@google.com>
1962 * target-reloc.h (relocate_section): Pass output_section to
1964 * i386.cc (Target_i386::should_apply_static_reloc): Add
1965 output_section parameter. Change all callers.
1966 (Target_i386::Relocate::relocate): Add output_section parameter.
1967 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
1968 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
1969 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
1970 * testsuite/two_file_shared.sh: New script.
1971 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
1972 (check_DATA): Add two_file_shared.dbg.
1973 (two_file_shared.dbg): New target.
1974 * testsuite/Makefile.in: Rebuild.
1976 2009-03-01 Ian Lance Taylor <iant@google.com>
1978 * configure.ac: Check for byteswap.h.
1979 * configure: Rebuild.
1980 * config.in: Rebuild.
1982 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
1984 * layout.cc (Layout::find_or_add_kept_section): New function.
1985 (Layout::add_comdat): Removed.
1986 * layout.h (struct Kept_section): Move out of class Layout.
1987 Remove trailing underscores from field names. Add group_sections
1988 field. Rename group_ field to is_group. Change all uses.
1989 (class Layout): Declare find_or_add_kept_section, not add_comdat.
1990 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
1991 comdat_groups_ field.
1992 (Sized_relobj::include_section_group): Use
1993 find_or_add_kept_section and Kept_section::group_sections.
1994 (Sized_relobj::include_linkonce_section): Likewise.
1995 * object.cc (class Sized_relobj): Don't define Comdat_group or
1996 Comdat_group_table. Remove find_comdat_group and
1997 add_comdat_group. Remove comdat_groups_ field.
1998 * plugin.cc (include_comdat_group): Use
1999 Layout::find_or_add_kept_section.
2001 2009-02-28 Ian Lance Taylor <iant@google.com>
2003 * README: --gc-sections and map files are now supported. Document
2004 some build requirements.
2007 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2008 relocatable link set the value of the section symbol to zero.
2009 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2010 relocatable link don't include the section address in the local
2013 2009-02-27 Ian Lance Taylor <iant@google.com>
2016 * options.h (class Search_directory): Add is_system_directory.
2017 (class General_options): Declare is_in_system_directory.
2018 * options.cc (get_relative_sysroot): Make static.
2019 (get_default_sysroot): Make static.
2020 (General_optoins::is_in_system_directory): New function.
2021 * fileread.cc (Input_file::is_in_system_directory): New function.
2022 * fileread.h (class Input_file): Declare is_in_system_directory.
2023 * object.h (class Object): Add is_in_system_directory.
2024 (class Input_objects): Remove system_library_directory_ field.
2025 * object.cc (Input_objects::add_object): Don't set
2026 system_library_directory_.
2027 (input_objects::found_in_system_library_directory): Remove.
2028 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2029 parameter. Change all callers.
2030 (Symbol_table::sized_write_globals): Likewise.
2031 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2032 Call Object::is_in_system_directory.
2033 * symtab.h (class Symbol_table): Update declarations.
2036 * descriptors.h (Open_descriptor): Add is_on_stack field.
2037 * descriptors.cc (Descriptors::open): If the descriptor is on the
2038 top of the stack, remove it. Initialize is_on_stack field.
2039 (Descriptors::release): Only add pod to stack if it is not on the
2041 (Descriptors::close_some_descriptor): Clear stack_next and
2045 * output.cc (Output_section::find_starting_output_address): Rename
2046 from starting_output_address; add PADDR parameter; change return
2048 * output.h (class Output_section): Declare
2049 find_starting_output_address instead of starting_output_address.
2050 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2051 section symbol for which we can't find a merge section.
2054 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2055 hidden or internal, force the symbol to be local.
2056 * resolve.cc (Symbol::override_visibility): Define.
2057 (Symbol::override_base): Use override_visibility.
2058 (Symbol_table::resolve): Likewise.
2059 (Symbol::override_base_with_special): Likewise.
2060 (Symbol_table::override_with_special): If the visibility is hidden
2061 or internal, force the symbol to be local.
2062 * symtab.h (class Symbol): Add set_visibility and
2063 override_visibility.
2064 * testsuite/ver_test_1.sh: New file.
2065 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2066 (check_DATA): Add ver_test_1.syms.
2067 (ver_test_1.syms): New target.
2068 * testsuite/Makefile.in: Rebuild.
2070 2009-02-25 Cary Coutant <ccoutant@google.com>
2072 * layout.cc (Layout::choose_output_section): Don't rename sections
2073 when using a linker script that has a SECTIONS clause.
2074 * Makefile.in: Regenerate.
2076 * testsuite/Makefile.am (script_test_5.sh): New test case.
2077 * testsuite/Makefile.in: Regenerate.
2078 * testsuite/script_test_5.cc: New file.
2079 * testsuite/script_test_5.sh: New file.
2080 * testsuite/script_test_5.t: New file.
2082 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2084 * archive.cc (Archive::include_member): Update calls to add_symbols.
2085 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2086 the Layout argument.
2087 * dynobj.h (do_add_symbols): Add the Layout argument.
2088 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2090 * object.h (Object::add_symbols): Add the Layout argument.
2091 (Object::do_add_symbols): Add the Layout argument.
2092 (Sized_relobj::do_add_symbols): Add the Layout argument.
2093 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2094 Unify the two versions.
2095 (Add_plugin_symbols): Remove.
2096 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2097 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2098 (Add_plugin_symbols): Remove.
2099 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2100 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2101 (Add_symbols::run): Make it work with Pulginobj.
2103 2009-02-06 Ian Lance Taylor <iant@google.com>
2105 * object.cc (Sized_relobj::do_layout): Make info message start
2106 with lower case letter.
2108 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2110 * binary.cc: Fix file comment.
2112 * options.h (enum Incremental_disposition): Define.
2113 (class General_options): Add new options: --incremental,
2114 --incremental_changed, --incremental_unchanged,
2115 --incremental_unknown. Add incremental_disposition_ and
2116 implicit_incremental_ fields.
2117 (General_options::incremental_disposition): New function.
2118 (class Position_dependent_options): Add incremental_disposition
2120 (Position_dependent_options::copy_from_options): Set incremental
2122 * options.cc (General_options::parse_incremental_changed): New
2124 (General_options::parse_incremental_unchanged): New function.
2125 (General_options::parse_incremental_unknown): New function.
2126 (General_options::General_options): Initialize new fields
2127 incremental_disposition_ and implicit_incremental_.
2128 (General_options::finalize): Check for uasge of --incremental-*
2129 without --incremental.
2131 2009-02-06 Chris Demetriou <cgd@google.com>
2133 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2134 pointer and to report location as the file name associated with
2136 (gold_undefined_symbol_at_location): New function to replace the
2137 old gold_undefined_symbol functionality.
2138 * target-reloc.h (relocate_section): Update to use
2139 gold_undefined_symbol_at_location.
2140 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2141 Call gold_undefined_symbol function rather than gold_error.
2142 * errors.h (Errors::undefined_symbol): Take location as a
2143 string, rather than calculating it from a relocation.
2144 * errors.cc (Errors::fatal): Print "fatal error:" before the
2146 (Errors::error, Errors::error_at_location): Print "error: "
2147 before the formatted message.
2148 (Errors::undefined_symbol): Take location as a string, rather
2149 than calculating it from a relocation.
2150 (gold_undefined_symbol_at_location): New function akin to
2151 old gold_undefined_symbol, calculates location from relocation.
2152 (gold_undefined_symbol): Change to take only a Symbol pointer
2153 and to report location as the file name associated with the symbol.
2154 * testsuite/debug_msg.sh: Update for changed error messages.
2155 * testsuite/undef_symbol.sh: Likewise.
2157 2009-02-04 Duncan Sands <baldrick@free.fr>
2160 * reduced_debug_output.h
2161 (Output_reduced_debug_abbrev_section::failed): Use format for
2163 (Output_reduced_debug_info_section::faild): Likewise.
2165 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2167 * script.cc (Lazy_demangler): New class.
2168 (Version_script_info::get_symbol_version_helper): Demangle a
2171 2009-01-29 Cary Coutant <ccoutant@google.com>
2173 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2175 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2177 2009-01-28 Ian Lance Taylor <iant@google.com>
2179 * version.cc (version_string): Bump to 1.9.
2181 * gold.h: Include <cstring> and <stdint.h>.
2182 * version.cc: Include <cstdio>.
2183 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2185 * reduced_debug_output.cc (insert_into_vector): Rename from
2186 Insert_into_vector; change all callers. Use Swap_unaligned to
2187 avoid aliasing issue; remove union since it is unnecessary.
2189 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2191 * Makefile.am (CCFILES): Add gc.cc.
2193 * Makefile.in: Regenerate.
2194 * gold.cc (Gc_runner): New class.
2195 (queue_initial_tasks): Call garbage collection related tasks
2196 when corresponding options are invoked.
2197 (queue_middle_gc_tasks): New function.
2198 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2199 processed early before laying out sections during garbage collection.
2200 * gold.h (queue_middle_gc_tasks): New function.
2201 (is_prefix_of): Move from "layout.cc".
2202 * i386.cc (Target_i386::gc_process_relocs): New function.
2203 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2204 * main.cc (main): Create object of class "Garbage_collection".
2205 * object.cc (Relobj::copy_symbols_data): New function.
2206 (Relobj::is_section_name_included): New function.
2207 (Sized_relobj::do_layout): Allow this function to be called twice
2208 during garbage collection and defer layout of section during the
2210 * object.h (Relobj::get_symbols_data): New function.
2211 (Relobj::is_section_name_included): New function.
2212 (Relobj::copy_symbols_data): New function.
2213 (Relobj::set_symbols_data): New function.
2214 (Relobj::get_relocs_data): New function.
2215 (Relobj::set_relocs_data): New function.
2216 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2217 (Relobj::gc_process_relocs): New function.
2218 (Relobj::do_gc_process_relocs): New pure virtual function.
2219 (Relobj::sd_): New data member.
2220 (Sized_relobj::is_output_section_offset_invalid): New function.
2221 (Sized_relobj::do_gc_process_relocs): New function.
2222 * options.h (General_options::gc_sections): Modify to not be a no-op.
2223 (General_options::print_gc_sections): New option.
2224 * plugin.cc (Plugin_finish::run): Remove function call to
2225 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2226 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2227 * reloc.cc (Read_relocs::run): Add task to process relocs and
2228 determine unreferenced sections when doing garbage collection.
2229 (Gc_process_relocs): New class.
2230 (Sized_relobj::do_gc_process_relocs): New function.
2231 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2232 sections that are garbage collected.
2233 * reloc.h (Gc_process_relocs): New class.
2234 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2235 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2236 symbols whose corresponding sections are garbage collected.
2237 (Symbol_table::Symbol_table): Add new parameter for the garbage
2239 (Symbol_table::gc_mark_undef_symbols): New function.
2240 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2241 (Symbol_table::gc_mark_dyn_syms): New function.
2242 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2244 (Symbol_table::add_from_object): Likewise.
2245 (Symbol_table::add_from_relobj): When building shared objects, do not
2246 treat externally visible symbols as garbage.
2247 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2248 table information for static and relocatable links.
2249 * symtab.h (Symbol_table::set_gc): New function.
2250 (Symbol_table::gc): New function.
2251 (Symbol_table::gc_mark_undef_symbols): New function.
2252 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2253 (Symbol_table::gc_mark_dyn_syms): New function.
2254 (Symbol_table::gc_): New data member.
2255 * target.h (Sized_target::gc_process_relocs): New pure virtual
2257 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2258 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2260 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2262 * options.h (General_options::gc_sections): Define as a no-op for now.
2263 (General_options::no_keep_memory): Ditto.
2264 (General_options::Bshareable): Define.
2265 * options.cc (General_options::finalize): Honor -Bshareable.
2267 2009-01-20 Andreas Schwab <schwab@suse.de>
2269 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2270 read the value in the contents, since we don't use it. Use the
2271 template endianness when writing.
2272 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2274 2009-01-19 Andreas Schwab <schwab@suse.de>
2276 * configure.tgt (powerpc64-*): Fix targ_obj.
2278 2009-01-15 Ian Lance Taylor <iant@google.com>
2280 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2281 local symbols when stripping all symbols.
2283 2009-01-14 Cary Coutant <ccoutant@google.com>
2285 * output.cc (Output_reloc): Add explicit instantiations.
2287 2009-01-14 Cary Coutant <ccoutant@google.com>
2289 * archive.cc (Archive::get_elf_object_for_member): Remove call
2290 to File_read::claim_for_plugin.
2291 * descriptors.cc (Descriptors::open): Remove reference to
2293 (Descriptors::claim_for_plugin): Remove.
2294 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2295 (Descriptors::is_claimed): Remove.
2296 (claim_descriptor_for_plugin): Remove.
2297 * fileread.cc (File_read::claim_for_plugin): Remove.
2298 * fileread.h (File_read::claim_for_plugin): Remove.
2299 (File_read::descriptor): Reopen descriptor if necessary.
2300 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2301 (Plugin_manager::all_symbols_read): Add task parameter. Change
2303 (Plugin_manager::get_input_file): New function.
2304 (Plugin_manager::release_input_file): New function.
2305 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2306 corresponding data member.
2307 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2308 and pass to base constructor. Change all callers.
2309 (get_input_file, release_input_file): New functions.
2310 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2311 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2312 (Plugin_manager::all_symbols_read): Add task parameter.
2313 (Plugin_manager::get_input_file): New function.
2314 (Plugin_manager::release_input_file): New function.
2315 (Plugin_manager::task_): New data member.
2316 (Pluginobj::Pluginobj): Add filesize parameter.
2317 (Pluginobj::filename): New function.
2318 (Pluginobj::descriptor): New function.
2319 (Pluginobj::filesize): New function.
2320 (Pluginobj::filesize_): New data member.
2321 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2322 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2323 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2325 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2326 with archive libraries.
2327 * testsuite/Makefile.in: Regenerate.
2328 * testsuite/plugin_test.c (struct sym_info): New type.
2329 (get_input_file, release_input_file): New static variables.
2330 (onload): Capture new transfer vector entries.
2331 (claim_file_hook): Stop reading at end of file according to filesize.
2332 Factor out parsing of readelf output into separate function.
2333 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2334 APIs and get the source file name from the symbol table. Convert
2335 source file name to corresponding object file name. Print info
2336 message when adding new input files.
2337 (parse_readelf_line): New function.
2338 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2339 * testsuite/plugin_test_2.sh: Likewise.
2340 * testsuite/plugin_test_3.sh: Likewise.
2341 * testsuite/plugin_test_4.sh: New test case.
2343 2009-01-07 Ian Lance Taylor <iant@google.com>
2345 * version.cc (version_string): Bump to 1.8.
2347 2008-12-23 Cary Coutant <ccoutant@google.com>
2349 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2350 * plugin.cc (Plugin_manager::finish): Rename as
2351 layout_deferred_objects. Move cleanup to separate function.
2352 (Plugin_manager::cleanup): New function.
2353 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2355 * plugin.h (Plugin_manager::finish): Rename as
2356 layout_deferred_objects.
2357 (Plugin_manager::cleanup): New function.
2358 (Plugin_manager::cleanup_done): New field.
2360 2008-12-23 Cary Coutant <ccoutant@google.com>
2362 * plugin.cc (is_visible_from_outside): New function.
2363 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2364 so we don't return "IR only" status for exported symbols or -r links.
2366 * testsuite/Makefile.am (plugin_test_3): New test case.
2367 * testsuite/Makefile.in: Regenerate.
2368 * testsuite/plugin_test_3.sh: New file.
2370 2008-12-22 Cary Coutant <ccoutant@google.com>
2372 * object.cc (Sized_relobj::layout_section): New function.
2373 (Sized_relobj::do_layout): Defer layout of input sections until after
2374 plugin has provided replacement files.
2375 (Sized_relobj::do_layout_deferred_sections): New function.
2376 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2377 (Relobj::layout_deferred_sections): New function.
2378 (Relobj::do_layout_deferred_sections): New function.
2379 (Sized_relobj::do_layout_deferred_sections): New function.
2380 (Sized_relobj::layout_section): New function.
2381 (Sized_relobj::Deferred_layout): New structure.
2382 (Sized_relobj::deferred_layout_): New field.
2383 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2384 Change all callers. Layout deferred sections.
2385 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2387 (Plugin_hook::run): Move code from do_plugin_hook inline.
2388 (Plugin_hook::do_plugin_hook): Remove.
2389 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2390 (Plugin_manager::finish): Renamed, was cleanup.
2391 (Plugin_manager::should_defer_layout): New function.
2392 (Plugin_manager::add_deferred_layout_object): New function.
2393 (Plugin_manager::Deferred_layout_list): New type.
2394 (Plugin_manager::deferred_layout_objects_): New field.
2395 (Plugin_hook::do_plugin_hook): Remove.
2397 2008-12-17 Ian Lance Taylor <iant@google.com>
2399 * options.h (class General_options): Add --no case for
2402 2008-12-16 Cary Coutant <ccoutant@google.com>
2404 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2406 (Plugin_manager::claim_file): Create plugin object even if
2407 plugin did not call the add_symbols callback.
2408 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2409 asking for more symbols than were added.
2410 * testsuite/Makefile.am (plugin_test_1): Add test case with
2412 (empty.syms): New target.
2413 * testsuite/Makefile.in: Regenerate.
2414 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2415 message. Don't call add_symbols if no globals.
2416 (all_symbols_read_hook): Don't provide replacement for empty
2419 2008-12-12 Ian Lance Taylor <iant@google.com>
2421 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2422 r_type == 0 for a local symbol with r_sym == 0.
2423 (scan_relocatable_relocs): Pass r_sym to
2424 local_non_section_strategy.
2425 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2428 * configure.ac: Update test for TLS descriptors: they are
2429 supported as of glibc 2.9.
2430 * configure: Rebuild.
2432 2008-12-11 Ian Lance Taylor <iant@google.com>
2435 * target-reloc.h (Default_scan_relocatable_relocs): For each
2436 function, map r_type == 0 to RELOC_DISCARD.
2438 2008-12-10 Cary Coutant <ccoutant@google.com>
2440 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2441 object to override a kept COMDAT group from a plugin object.
2443 2008-12-09 Ian Lance Taylor <iant@google.com>
2446 * yyscript.y (file_cmd): Handle INPUT.
2448 * testsuite/initpri1.c: Change all declarations to be full
2449 prototypes by adding void, to avoid compiler warnings.
2451 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2453 * options.cc (General_options::parse_plugin_opt): New.
2454 (General_options::add_plugin): The argument now is just the filename.
2455 (General_options::add_plugin_option): New.
2456 * options.h (plugin_opt): New.
2457 (add_plugin): Change argument name.
2458 (add_plugin_option): New.
2459 * plugin.cc (Plugin::load): Don't parse the plugin option.
2460 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2461 (Plugin::add_option): New.
2462 (Plugin::args_): Change type.
2463 (Plugin::filename_): New.
2464 (Plugin_manager::add_plugin_option): New.
2465 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2466 * testsuite/Makefile.in: Regenerate.
2468 2008-12-05 Cary Coutant <ccoutant@google.com>
2470 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2471 Handle --strip-lto-sections option.
2472 * options.h (strip_lto_sections): New option.
2474 2008-12-01 Cary Coutant <ccoutant@google.com>
2476 * plugin.cc (ld_plugin_message): Change format parameter to const.
2477 Fix mismatch between new[] and delete.
2479 2008-11-14 Cary Coutant <ccoutant@google.com>
2481 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2484 2008-11-05 Craig Silverstein <csilvers@google.com>
2486 * options.cc (General_options::parse_dynamic_list): New function.
2487 * options.h (General_options): New flags dynamic_list,
2488 dynamic_list_data, dynamic_list_cpp_new, and
2489 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2490 (General_options::in_dynamic_list): New function.
2491 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2492 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2493 (Lex::can_continue_name): Likewise.
2495 (read_script_file): New parameter script_options.
2496 (read_dynamic_list): New function.
2497 (Script_options::define_dynamic_list): New function.
2498 (dynamic_list_keyword_parsecodes): New variable.
2499 (dynamic_list_keywords): New variable.
2500 * script.h (Script_options::define_dynamic_list): New function
2502 (read_dynamic_list): New function prototype.
2503 * symtab.cc (strprefix): New macro.
2504 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2505 dynamic_list_data, dynamic_list_cpp_new, and
2506 dynamic_list_cpp_typeinfo.
2507 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2508 (dynamic_list_expr): New rule.
2509 (dynamic_list_nodes): Likewise.
2510 (dynamic_list_node): Likewise.
2511 * testsuite/Makefile.am (dynamic_list): New test.
2512 * testsuite/Makefile.in: Regenerated.
2513 * testsuite/dynamic_list.t: New file.
2514 * testsuite/dynamic_list.sh: New file.
2516 2008-11-05 Craig Silverstein <csilvers@google.com>
2518 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2519 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2520 (t11_last): Likewise.
2521 * testsuite/ver_test_6.c (main): Likewise.
2523 2008-10-07 Cary Coutant <ccoutant@google.com>
2525 * options.c (General_options::finalize): Add check for -static and
2527 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2530 2008-10-02 Cary Coutant <ccoutant@google.com>
2532 * plugin.cc (make_sized_plugin_object): Fix conditional
2533 compilation to work when not all targets are enabled.
2535 2008-09-29 Cary Coutant <ccoutant@google.com>
2537 * archive.cc (Archive::get_file_and_offset): Use filename instead
2538 of name to get library path.
2539 (Archive::include_member): Unlock external member of a thin archive.
2541 * testsuite/Makefile.am (TEST_AR): New variable.
2542 (thin_archive_test_1): New test.
2543 (thin_archive_test_2): New test.
2544 * testsuite/Makefile.in: Regenerate.
2545 * testsuite/thin_archive_main.cc: New file.
2546 * testsuite/thin_archive_test_1.cc: New file.
2547 * testsuite/thin_archive_test_2.cc: New file.
2548 * testsuite/thin_archive_test_3.cc: New file.
2549 * testsuite/thin_archive_test_4.cc: New file.
2551 2008-09-29 Cary Coutant <ccoutant@google.com>
2553 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2554 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2556 (Sized_relobj::do_finalize_local_symbols): Likewise.
2557 (Sized_relobj::map_to_kept_section): Likewise.
2558 * object.h (Sized_relobj::invalid_address): New constant.
2559 (Sized_relobj::do_output_section_offset): Check for invalid_address
2561 * output.cc (Output_reloc::local_section_offset): Use constant
2562 invalid_address instead of -1U.
2563 (Output_reloc::get_address): Likewise.
2564 (Output_section::output_address): Change -1U to -1ULL.
2565 * output.h (Output_reloc::invalid_address): New constant.
2566 * reloc.cc (Sized_relobj::write_sections): Use constant
2567 invalid_address instead of -1U.
2568 (Sized_relobj::relocate_sections): Likewise.
2569 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2570 values for merge sections.
2571 * target-reloc.h (relocate_for_relocatable): Use constant
2572 invalid_address instead of -1U.
2574 2008-09-19 Cary Coutant <ccoutant@google.com>
2576 Add plugin functionality for link-time optimization (LTO).
2577 * configure.ac (plugins): Add --enable-plugins option.
2578 * configure: Regenerate.
2579 * config.in: Regenerate.
2580 * Makefile.am (LIBDL): New variable.
2581 (CCFILES): Add plugin.cc.
2582 (HFILES): Add plugin.h.
2583 (ldadd_var): Add LIBDL.
2584 * Makefile.in: Regenerate.
2586 * archive.cc: Include "plugin.h".
2587 (Archive::setup): Don't preread archive symbols when using a plugin.
2588 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2589 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2591 (Archive::include_member): Add symbols from plugin objects.
2592 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2593 * descriptors.cc (Descriptors::open): Check for file descriptors
2594 abandoned by plugins.
2595 (Descriptors::claim_for_plugin): New function.
2596 * descriptors.h (Descriptors::claim_for_plugin): New function.
2597 (Open_descriptor::is_claimed): New field.
2598 (claim_descriptor_for_plugin): New function.
2599 * fileread.cc (File_read::claim_for_plugin): New function.
2600 * fileread.h (File_read::claim_for_plugin): New function.
2601 (File_read::descriptor): New function.
2602 * gold.cc: Include "plugin.h".
2603 (queue_initial_tasks): Add task to call plugin hooks for generating
2605 * main.cc: Include "plugin.h".
2606 (main): Load plugin libraries.
2607 * object.h (Pluginobj): Declare.
2608 (Object::pluginobj): New function.
2609 (Object::do_pluginobj): New function.
2610 (Object::set_target): New function.
2611 * options.cc: Include "plugin.h".
2612 (General_options::parse_plugin): New function.
2613 (General_options::General_options): Initialize plugins_ field.
2614 (General_options::add_plugin): New function.
2615 * options.h (Plugin_manager): Declare.
2616 (General_options): Add --plugin option.
2617 (General_options::has_plugins): New function.
2618 (General_options::plugins): New function.
2619 (General_options::add_plugin): New function.
2620 (General_options::plugins_): New field.
2621 * plugin.cc: New file.
2622 * plugin.h: New file.
2623 * readsyms.cc: Include "plugin.h".
2624 (Read_symbols::do_read_symbols): Check for archive before checking
2625 for ELF file. Call plugin hooks to claim files.
2626 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2627 from a real object file; force override when processing replacement
2629 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2630 (Symbol::init_base_object): Likewise.
2631 (Symbol::init_base_output_data): Likewise.
2632 (Symbol::init_base_output_segment): Likewise.
2633 (Symbol::init_base_constant): Likewise.
2634 (Symbol::init_base_undefined): Likewise.
2635 (Symbol::output_section): Assert that object is not a plugin.
2636 (Symbol_table::add_from_pluginobj): New function.
2637 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2639 (Symbol_table::sized_write_globals): Likewise.
2640 (Symbol_table::add_from_pluginobj): Instantiate template.
2641 * symtab.h (Sized_pluginobj): Declare.
2642 (Symbol::in_real_elf): New function.
2643 (Symbol::set_in_real_elf): New function.
2644 (Symbol::in_real_elf_): New field.
2645 (Symbol_table::add_from_pluginobj): New function.
2647 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2648 (LIBDL): New variable.
2650 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2651 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2652 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2653 (MOSTLYCLEANFILES): Likewise.
2654 * testsuite/Makefile.in: Regenerate.
2655 * testsuite/plugin_test.c: New file.
2656 * testsuite/plugin_test_1.sh: New file.
2657 * testsuite/plugin_test_2.sh: New file.
2659 2008-09-16 Ian Lance Taylor <iant@google.com>
2661 * target-reloc.h (relocate_section): Check whether a symbol is
2662 defined by the ABI before reporting an undefined symbol error.
2663 * target.h (Target::is_defined_by_abi): Make parameter const.
2664 (Target::do_is_defined_by_abi): Likewise.
2665 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2666 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2667 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2668 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2669 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2670 * testsuite/Makefile.in: Rebuild.
2672 * fileread.cc (make_view): Add casts to avoid warning.
2674 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2676 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2677 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2679 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2681 * options.h (General_options::output_is_executable): New.
2682 (General_options::output_is_pie): New.
2683 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2684 for shared libraries.
2685 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2687 2008-09-11 Chris Demetriou <cgd@google.com>
2689 * options.h (origin): New -z option.
2690 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2691 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2694 2008-09-05 Cary Coutant <ccoutant@google.com>
2696 * fileread.cc (File_read::make_view): Add check for attempt to map
2699 2008-09-05 Cary Coutant <ccoutant@google.com>
2701 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2702 explicit instantiations.
2704 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2707 * options.cc (General_options::finalize): Allow undefined symbols
2708 in shlibs if linking -shared.
2711 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2712 symbols as not needing a dynsym entry.
2714 2008-08-20 Craig Silverstein <csilvers@google.com>
2716 * fileread.cc (File_read::open): Do not lock the file unless it
2717 was successfully opened.
2719 2008-08-14 Cary Coutant <ccoutant@google.com>
2721 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2722 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2723 * testsuite/tls_test.cc (struct int128): 128-bit struct
2724 for testing TLS relocs with non-zero addend.
2725 (v12): New TLS variable.
2727 (t_last): Add check for v12.
2728 * testsuite/tls_test.h (t12): New function.
2729 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2731 2008-08-13 Ian Lance Taylor <iant@google.com>
2733 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2734 set tls_segment_ or relro_segment_.
2735 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2737 * output.h (Output_section::clear_is_relro): New function.
2738 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2739 sections specially even when output_data_ is empty.
2740 (Output_segment::maximum_alignment): When first section is relro,
2741 only force alignment for PT_LOAD segments.
2742 * script.cc (script_data_segment_align): New function.
2743 (script_data_segment_relro_end): New function.
2744 * script-c.h (script_data_segment_align): Declare.
2745 (script_data_segment_relro_end): Declare.
2746 * script-sections.h (class Script_sections): Declare
2747 data_segment_align and data_segment_relro_end. Add fields
2748 segment_align_index_ and saw_relro_end_.
2749 * script-sections.cc (class Sections_element): Add set_is_relro
2750 virtual function. Add new bool* parameter to place_orphan_here.
2751 Add get_output_section virtual function.
2752 (class Output_section_definition): Add set_is_relro. Add new
2753 bool* parameter to place_orphan_here. Add get_output_section.
2754 Add is_relro_ field.
2755 (Output_section_definition::Output_section_definition): Initialize
2756 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2757 and is_relro_ fields.
2758 (Output_section_definition::place_orphan_here): Add is_relro
2760 (Output_section_definition::set_section_addresses): Set relro for
2762 (Output_section_definition::alternate_constraint): Likewise.
2763 (class Orphan_output_section): Add new bool* parameter to
2764 place_orphan_here. Add get_output_section.
2765 (Orphan_output_section::place_orphan_here): Add is_relro
2767 (Script_sections::Script_sections): Initialize
2768 data_segment_align_index_ and saw_relro_end_.
2769 (Script_sections::data_segment_align): New function.
2770 (Script_sections::data_segment_relro_end): New function.
2771 (Script_sections::place_orphan): Set or clear is_relro.
2772 (Script_sections::set_section_addresses): Force alignment of first
2774 * yyscript.y (exp): Call script_data_segment_align and
2775 script_data_segment_relro_end.
2776 * testsuite/relro_script_test.t: New file.
2777 * testsuite/relro_test.cc (using_script): Declare.
2778 (t1, t2): Test using_script.
2779 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2780 (relro_script_test_SOURCES): Define.
2781 (relro_script_test_DEPENDENCIES): Define.
2782 (relro_script_test_LDFLAGS): Define.
2783 (relro_script_test_LDADD): Define.
2784 (relro_script_test.so): New target.
2785 * testsuite/Makefile.in: Rebuild.
2787 2008-08-06 Cary Coutant <ccoutant@google.com>
2789 * archive.cc (Archive::total_archives, Archive::total_members)
2790 (Archive::total_members_loaded): New variables.
2791 (Archive::setup): Add parameter. Add option to preread
2793 (Archive::read_armap): Add counter.
2794 (Archive::get_file_and_offset): New function.
2795 (Archive::get_elf_object_for_member): New function.
2796 (Archive::read_all_symbols): New function.
2797 (Archive::read_symbols): New function.
2798 (Archive::add_symbols): Add counters.
2799 (Archive::include_all_members): Use armap to find members if it's
2801 (Archive::include_member): Skip reading symbols if already read.
2802 Factored code into Archive::get_file_and_offset and
2803 Archive::get_elf_object_for_member. Changed call to
2804 Mapfile::report_include_archive_member.
2805 (Archive::print_stats): New function.
2806 * archive.h: Declare Object and Read_symbols_data classes.
2807 (Archive::Archive): Add initializers for new members.
2808 (Archive::setup): Add parameter.
2809 (Archive::print_stats): New function.
2810 (Archive::total_archives, Archive::total_members)
2811 (Archive::total_members_loaded): New variables.
2812 (Archive::get_file_and_offset): New function.
2813 (Archive::get_elf_object_for_member): New function.
2814 (Archive::read_all_symbols): New function.
2815 (Archive::read_symbols): New function.
2816 (Archive::Archive_member): New class.
2817 (Archive::members_): New member.
2818 (Archive::num_members_): New member.
2819 * main.cc: Include archive.h.
2820 (main): Call Archive::print_stats.
2821 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2822 archive parameter; member_name is now the fully-decorated name.
2823 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2824 * options.h: (General_options): Add --preread-archive-symbols option.
2825 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2828 2008-08-04 Ian Lance Taylor <iant@google.com>
2830 * symtab.h (Symbol::use_plt_offset): New function.
2831 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2832 * powerpc.cc (Relocate::relocate): Likewise.
2833 * sparc.cc (Relocate::relocate): Likewise.
2834 * x86_64.cc (Relocate::relocate): Likewise.
2835 * testsuite/weak_plt.sh: New test.
2836 * testsuite/weak_plt_main.cc: New test.
2837 * testsuite/weak_plt_shared.cc: New test.
2838 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2839 (check_PROGRAMS): Add weak_plt.
2840 (check_DATA): Add weak_plt_shared.so.
2841 (weak_plt_main_pic.o, weak_plt): New targets.
2842 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2843 * testsuite/Makefile.in: Rebuild.
2845 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2847 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2848 * testsuite/Makefile.in: Rebuild.
2850 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2852 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2853 * Makefile.in: Regenerate.
2854 * po/POTFILES.in: Regenerate.
2856 2008-07-29 Ian Lance Taylor <iant@google.com>
2858 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2859 symbols before other symbols.
2860 * testsuite/script_test_2.cc (test_addr): Declare.
2861 (test_addr_alias): Declare.
2862 (main): Check that test_addr and test_addr_alias have the right
2864 * testsuite/script_test_2.t: Define test_addr_alias and
2867 2008-07-24 Ian Lance Taylor <iant@google.com>
2870 * descriptors.cc: New file.
2871 * descriptors.h: New file.
2872 * gold-threads.h (class Hold_optional_lock): New class.
2873 * fileread.cc: Include "descriptors.h".
2874 (File_read::~File_read): Release descriptor rather than closing
2876 (File_read::open) [file]: Call open_descriptor rather than open.
2877 Set is_descriptor_opened_.
2878 (File_read::open) [memory]: Assert that descriptor is not open.
2879 (File_read::reopen_descriptor): New function.
2880 (File_read::release): Release descriptor.
2881 (File_read::do_read): Make non-const. Reopen descriptor.
2882 (File_read::read): Make non-const.
2883 (File_read::make_view): Reopen descriptor.
2884 (File_read::do_readv): Likewise.
2885 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2886 Update declarations.
2887 * layout.cc: Include "descriptors.h".
2888 (Layout::create_build_id): Use open_descriptor rather than open.
2889 * output.cc: Include "descriptors.h".
2890 (Output_file::open): Use open_descriptor rather than open.
2891 * archive.cc (Archive::const_iterator): Change Archive to be
2893 (Archive::begin, Archive::end): Make non-const.
2894 (Archive::count_members): Likewise.
2895 * archive.h (class Archive): Update declarations.
2896 * object.h (Object::read): Make non-const.
2897 * Makefile.am (CCFILES): Add descriptors.cc.
2898 (HFILES): Add descriptors.h.
2899 * Makefile.in: Rebuild.
2902 * gold.h: Always include <clocale>. Add Solaris workarounds
2903 following code in binutils/sysdep.h.
2906 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
2907 this->eh_frame_hdr_ is NULL before using it.
2909 * dynobj.cc (Versions::Versions): Update comment.
2911 * dynobj.cc (Versions::Versions): If there is an soname, use it as
2912 the base version name.
2914 * stringpool.cc (Stringpool_template::add_with_length): Set key to
2915 array size plus one.
2916 (Stringpool_template::set_string_offsets): Subtract one from key
2917 before using it as an array index.
2918 (Stringpool_template::get_offset_with_length): Likewise.
2919 (Stringpool_template::write_to_buffer): Likewise.
2920 * stringpool.h (Stringpool_template::get_offset_from_key):
2923 2008-07-23 Ian Lance Taylor <iant@google.com>
2926 * object.h (Merged_symbol_value::value): Do our best to handle a
2930 * script.cc (Version_script_info::get_versions): Don't add empty
2931 version tag to return value.
2932 (Version_script_info::get_symbol_version_helper): Change return
2933 type to bool. Add pversion parameter. Change all callers.
2934 (script_register_vers_node): Don't require a non-NULL tag.
2935 * script.h (class Version_script_info): Update declarations.
2936 (Version_script_info::get_symbol_version): Change return type to
2937 bool. Add version parameter. Change all callers.
2938 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
2939 handling. Handle an empty version from a version script.
2940 (Symbol_table::define_special_symbol): Likewise.
2941 * testsuite/ver_test_10.script: New file.
2942 * testsuite/ver_test_10.sh: New file.
2943 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
2944 (check_DATA): Add ver_test_10.syms.
2945 (ver_test_10.syms, ver_test_10.so): New target.
2946 * testsuite/Makefile.in: Rebuild.
2948 2008-07-23 Simon Baldwin <simonb@google.com>
2950 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
2951 to zero for undefined symbols from dynamic libraries.
2953 2008-07-23 Ian Lance Taylor <iant@google.com>
2955 * symtab.cc (Symbol_table::resolve): Remove version parameter.
2957 * symtab.h (class Symbol_table): Update declaration.
2958 * testsuite/ver_test_9.cc: New file.
2959 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
2960 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
2961 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
2962 (ver_test_9.so, ver_test_9.o): New targets.
2963 * testsuite/Makefile.in: Rebuild.
2965 2008-07-22 Ian Lance Taylor <iant@google.com>
2967 * options.h (class General_options): Define --check-sections.
2968 * layout.cc (Layout::set_segment_offsets): Handle
2971 * options.h (class General_options): Define -n/--nmagic and
2973 * options.cc (General_options::finalize): For -n/--nmagic or
2974 -N/--omagic, set -static.
2975 * layout.cc (Layout::attach_allocated_section_to_segment): If
2976 -N/--omagic, don't put read-only and read-write sections in
2978 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
2979 finding a read-only segment.
2980 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
2981 don't set the minimum segment alignment to the common page size,
2982 and don't set the file offset to the address modulo the page size.
2983 * script-sections.cc (Script_sections::create_segments): If
2984 -n/--omagic, don't put read-only and read-write sections in
2987 * cref.cc: New file.
2989 * options.h (class General_options): Add --print-symbol-counts.
2990 * main.cc (main): Issue defined symbol report if requested.
2991 * archive.cc (Archive::interpret_header): Make into a const member
2993 (Archive::add_symbols): Call Input_objects::archive_start and
2995 (Archive::const_iterator): Define new class.
2996 (Archive::begin, Archive::end): New functions.
2997 (Archive::include_all_members): Rewrite to use iterator.
2998 (Archive::count_members): New function.
2999 * archive.h (class Archive): Update declarations.
3000 (Archive::filename): New function.
3001 * object.cc: Include "cref.h".
3002 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3003 (Sized_relobj::do_get_global_symbol_counts): New function.
3004 (Input_objects::add_object): Add object to cross-referencer.
3005 (Input_objects::archive_start): New function.
3006 (Input_objects::archive_stop): New function.
3007 (Input_objects::print_symbol_counts): New function.
3008 * object.h: Declare Cref and Archive.
3009 (Object::get_global_symbol_counts): New function.
3010 (Object::do_get_global_symbol_counts): New pure virtual function.
3011 (class Sized_relobj): Add defined_count_ field. Update
3013 (class Input_objects): Add cref_ field. Update constructor.
3014 Update declarations.
3015 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3017 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3019 (Sized_dynobj::do_get_global_symbol_counts): New function.
3020 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3021 defined_count_. Update declarations. Define Symbols typedef.
3022 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3023 parameter. Change all callers.
3024 (Symbol_table::add_from_dynobj): Add sympointers and defined
3025 parameters. Change all callers.
3026 * symtab.h (class Symbol_table): Update declarations.
3027 * Makefile.am (CCFILES): Add cref.cc.
3028 (HFILES): Add cref.h.
3029 * Makefile.in: Rebuild.
3031 2008-07-22 Simon Baldwin <simonb@google.com>
3033 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3034 to zero when writing undefined symbols.
3036 2008-07-22 Ian Lance Taylor <iant@google.com>
3038 * output.cc (Output_section::add_input_section): Don't try to
3039 merge empty merge sections.
3041 2008-07-21 Craig Silverstein <csilvers@google.com>
3043 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3044 Include symbol version in error message.
3046 2008-07-20 Chris Demetriou <cgd@google.com>
3048 * configure.ac (gold_cv_c_random_seed): New configured variable.
3049 (RANDOM_SEED_CFLAGS): New substituted variable.
3050 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3051 * configure: Rebuild.
3052 * Makefile.in: Likewise.
3053 * testsuite/Makefile.in: Likewise.
3055 2008-07-18 Ian Lance Taylor <iant@google.com>
3057 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3058 where we see NAME/NULL and NAME/VERSION as separate symbols.
3059 * testsuite/ver_test_main.cc (main): Call t4.
3060 (t4, t4_2a): Define.
3061 * testsuite/ver_test_2.cc (t4_2): Define.
3062 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3063 * testsuite/ver_test_4.cc (t4_2a): Define.
3064 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3065 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3067 2008-07-17 Ian Lance Taylor <iant@google.com>
3069 * dynobj.cc (Versions::add_def): If we give an error about a
3070 missing version, go ahead and create the version anyhow.
3072 2008-07-10 Ian Lance Taylor <iant@google.com>
3074 Handle output sections with more than 0x7fffffff bytes.
3075 * object.h (class Relobj): Change map_to_output_ to
3076 output_sections_, and just keep a section pointer. Change all
3077 uses. Move comdat group support to Sized_relobj.
3078 (Relobj::is_section_specially_mapped): Remove.
3079 (Relobj::output_section): Remove poff parameter. Change all
3081 (Relobj::output_section_offset): New function.
3082 (Relobj::set_section_offset): Rewrite.
3083 (Relobj::map_to_output): Remove.
3084 (Relobj::output_sections): New function.
3085 (Relobj::do_output_section_offset): New pure virtual function.
3086 (Relobj::do_set_section_offset): Likewise.
3087 (class Sized_relobj): Add section_offsets_ field. Add comdat
3088 group support from Relobj. Update declarations.
3089 (Sized_relobj::get_output_section_offset): New function.
3090 (Sized_relobj::do_output_section_offset): New function.
3091 (Sized_relobj::do_set_section_offset): New function.
3092 * object.cc (Relobj::output_section_address): Remove.
3093 (Sized_relobj::Sized_relobj): Initialize new fields.
3094 (Sized_relobj::include_section_group): Cast find_kept_object to
3096 (Sized_relobj::include_linkonce_section): Likewise.
3097 (Sized_relobj::do_layout): Use separate arrays for output section
3099 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3101 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3102 output_sections and section_offsets.
3103 (Sized_relobj::write_local_symbols): Likewise.
3104 (map_to_kept_section): Compute output address directly.
3105 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3106 output_sections and section_offsets.
3107 (Sized_relobj::write_sections): Likewise.
3108 (Sized_relobj::relocate_sections): Likewise.
3109 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3110 * output.h (class Output_reloc): Update declarations. Change
3111 u2_.relobj to Sized_relobj*.
3112 (class Output_data_reloc): Change add functions to use
3114 * output.cc (Output_reloc::Output_reloc): Change relobj to
3116 (Output_reloc::local_section_offset): Change return type to
3117 Elf_Addr. Use get_output_section_offset.
3118 (Output_reloc::get_address): Likewise.
3119 (Output_section::is_input_address_mapped): Don't call
3120 is_section_specially_mapped.
3121 (Output_section::output_offset): Likewise.
3122 (Output_section::output_address): Likewise.
3123 (Output_section::starting_output_address): Likewise.
3124 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3125 parameter to Sized_relobj*.
3126 (Copy_relocs::need_copy_reloc): Likewise.
3127 (Copy_relocs::save): Likewise.
3128 * copy-relocs.h (class Copy_relocs): Update declarations.
3129 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3130 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3131 * target-reloc.h (relocate_for_relocatable): Change
3132 offset_in_output_section type to Elf_Addr. Change code that uses
3134 * layout.cc (Layout::layout): Always set *off.
3135 * mapfile.cc (Mapfile::print_input_section): Use
3136 output_section_offset.
3137 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3139 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3140 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3141 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3143 2008-07-03 Ian Lance Taylor <iant@google.com>
3145 * layout.cc (Layout::include_section): Do not discard unrecognized
3146 SHT_STRTAB sections.
3148 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3150 * script.cc (Lex::can_continue_name): Make '?' allowable in
3151 version-script names.
3152 * testsuite/version_script.map: Change glob pattern to use '?'
3154 2008-06-30 Manish Singh <yosh@gimp.org>
3157 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3160 2008-06-30 Ian Lance Taylor <iant@google.com>
3164 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3165 versions]: Don't try to read the value in the contents, since we
3166 don't use it. Use the template endianness when writing.
3168 2008-06-25 Cary Coutant <ccoutant@google.com>
3170 * fileread.cc (File_read::make_view): Assert on zero-length view.
3171 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3172 symbol table when there are no symbols to read.
3174 2008-06-23 Craig Silverstein <csilvers@google.com>
3176 * version.cc (version_string): Bump to 1.7
3178 2008-06-18 Craig Silverstein <csilvers@google.com>
3180 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3181 constant 0xFFFF to type Valtype.
3182 (Powerpc_relocate_functions::rel16_ha): Likewise.
3184 2008-06-17 Ian Lance Taylor <iant@google.com>
3186 * output.h (Output_section::Input_section): Initialize p2align_ to
3187 zero for Output_section_data constructors.
3188 (Output_section::Input_section::addralign): If not an input
3189 section, return the alignment of the Output_section_data.
3190 * testsuite/copy_test.cc: New file.
3191 * testsuite/copy_test_1.cc: New file.
3192 * testsuite/copy_test_2.cc: New file.
3193 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3194 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3195 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3196 (copy_test_1_pic.o, copy_test_1.so): New targets.
3197 (copy_test_2_pic.o, copy_test_2.so): New targets.
3198 * testsuite/Makefile.in: Rebuild.
3200 * script-sections.cc (Script_sections::place_orphan): Initialize
3201 local variable exact.
3203 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3205 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3207 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3208 David S. Miller <davem@davemloft.net>
3210 * powerpc.cc: New file.
3211 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3212 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3213 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3214 * Makefile.in: Rebuild.
3216 2008-06-09 Ian Lance Taylor <iant@google.com>
3218 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3220 (throwing, orig_terminate): New static variables.
3221 (terminate_handler): New static function.
3222 (t2): Set terminate handler.
3224 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3227 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3230 2008-05-30 Cary Coutant <ccoutant@google.com>
3232 * archive.cc (Archive::include_all_members) Correct to step
3233 over symbol table and extended name table in thin archives.
3235 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3238 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3241 2008-05-28 Caleb Howe <cshowe@google.com>
3243 * reduced_debug_output.cc: New file.
3244 * reduced_debug_output.h: New file.
3245 * options.h (class General_options): Add --strip-debug-non-line.
3246 * options.cc (General_options::finalize): Add strip_debug_non_line
3247 to the strip heirarchy.
3248 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3250 * layout.cc: Include "reduced_debug_output.h".
3251 (Layout::Layout): Initialize new fields.
3252 (line_only_debug_sections): New static array.
3253 (is_lines_only_debug_sections): New static inline function.
3254 (Layout::include_section): Handle --strip-debug-non-line.
3255 (Layout::make_output_section): If --strip-debug-non-line, build
3256 new output sections for .debug_abbrev and .debug_info.
3257 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3258 gold. Warn about possible overflow.
3259 (read_signed_LEB_128): Likewise.
3260 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3261 (read_signed_LEB_128): Declare.
3262 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3263 (HFILES): Add reduced_debug_output.h.
3264 * Makefile.in: Rebuild.
3266 2008-05-21 Ian Lance Taylor <iant@google.com>
3268 * mapfile.cc: New file.
3269 * mapfile.h: New file.
3270 * options.h (class General_options): Add -M/--print-map and -Map.
3271 * options.cc (General_options::finalize): Make -M equivalent to
3273 * main.cc: Include <cstdio> and "mapfile.h".
3274 (main): Open mapfile if requested.
3275 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3276 constructor. Change caller.
3277 (queue_initial_tasks): Add mapfile parameter. Change caller.
3278 (queue_middle_tasks): Likewise.
3279 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3281 * archive.cc: Include "mapfile.h".
3282 (Archive::add_symbols): Add mapfile parameter. Change all
3283 callers. Pass mapfile, symbol, and reason to include_member.
3284 (Archive::include_all_members): Add mapfile parameter. Change all
3286 (Archive::include_member): Add mapfile, sym, and why parameters.
3287 Change all callers. Report inclusion to map file.
3288 * archive.h: Include "fileread.h".
3289 (class Archive): Update declarations.
3290 (Archive::file): New const method.
3291 (class Add_archive_symbols): Add mapfile_ field. Update
3292 constructor. Change all callers.
3293 * readsyms.h (class Read_symbols): Likewise.
3294 (class Finish_group): Likewise.
3295 (class Read_script): Likewise.
3296 * common.cc: Include "mapfile.h".
3297 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3299 (Symbol_table::do_allocate_commons): Likewise.
3300 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3301 symbol allocation to mapfile.
3302 * common.h (class Allocate_commons_task): Add mapfile_ field.
3303 Update constructor. Change all callers.
3304 * symtab.h (class Symbol_table): Update declarations.
3305 * layout.cc: Include "mapfile.h".
3306 (Layout_task_runner::run): Print information to mapfile.
3307 (Layout::create_gold_note): Change Output_data_fixed_space to
3308 Output_data_zero_fill.
3309 (Layout::create_build_id): Likewise.
3310 (Layout::print_to_mapfile): New function.
3311 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3312 constructor. Change caller.
3313 (class Layout): Declare print_to_mapfile.
3314 * output.cc (Output_section::Input_section::print_to_mapfile): New
3316 (Output_section::add_input_section): If producing a map, always
3317 add to input_sections_ list.
3318 (Output_section::do_print_to_mapfile): New function.
3319 (Output_segment::print_sections_to_mapfile): New function.
3320 (Output_segment::print_section_list_to_mapfile): New function.
3321 * output.h: Include "mapfile.h".
3322 (Output_data::print_to_mapfile): New function.
3323 (Output_data::do_print_to_mapfile): New virtual function.
3324 (Output_segment_headers::do_print_to_mapfile): New function.
3325 (Output_file_header::do_print_to_mapfile): New function.
3326 (Output_data_const::do_print_to_mapfile): New function.
3327 (class Output_data_const_buffer): Add map_name_ field. Update
3328 constructor. Change all callers. Add do_print_to_mapfile
3330 (class Output_data_fixed_space): Likewise.
3331 (class Output_data_space): Likewise.
3332 (class Output_data_zero_fill): New class.
3333 (Output_data_strtab::do_print_to_mapfile): New function.
3334 (Output_data_reloc_base::do_print_to_mapfile): New function.
3335 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3336 (Output_data_group::do_print_to_mapfile): New function.
3337 (Output_data_got::do_print_to_mapfile): New function.
3338 (Output_data_dynamic::do_print_to_mapfile): New function.
3339 (Output_symtab_xindex::do_print_to_mapfile): New function.
3340 (class Output_section): Declare do_print_to_mapflie. Declare
3341 print_to_mapfile in Input_section.
3342 (class Output_segment): Declare new functions.
3343 * object.h (Sized_relobj::symbol_count): New function.
3344 * script-sections.cc
3345 (Output_section_element_dot_assignment::set_section_addresses):
3346 Change Output_data_fixed_space to Output_data_zero_fill.
3347 (Output_data_expression::do_print_to_mapfile): New function.
3348 * script.cc (read_input_script): Add mapfile parameter. Change
3350 * script.h (read_input_script): Update declaration.
3351 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3352 (Eh_frame::do_print_to_mapfile): New function.
3353 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3354 (Output_merge_string::do_print_to_mapfile): New function.
3355 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3357 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3359 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3361 * Makefile.am (CCFILES): Add mapfile.cc.
3362 (HFILES): Add mapfile.h.
3363 * Makefile.in: Rebuild.
3365 2008-05-19 Ian Lance Taylor <iant@google.com>
3367 * options.h (class General_options): Add -z relro.
3368 * layout.cc (Layout::Layout): Initialize relro_segment_.
3369 (Layout::add_output_section_data): Return the output section.
3370 (Layout::make_output_section): Rcognize relro sections and mark
3372 (Layout::attach_allocated_section_to_segment): Put relro sections
3373 in a PT_GNU_RELRO segment.
3374 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3376 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3378 (Layout::linkonce_mapping): Map d.rel.ro.local to
3380 (Layout::output_section_name): Us .data.rel.ro.local for any
3381 section which begins with that.
3382 * layout.h (class Layout): Update add_output_section_data
3383 declaration. Add relro_segment_ field.
3384 * output.cc (Output_section::Output_section): Initialize is_relro_
3385 and is_relro_local_ fields.
3386 (Output_segment::add_output_section): Group relro sections.
3387 (Output_segment::is_first_section_relro): New function.
3388 (Output_segment::maximum_alignment): If there is a relro section,
3389 align the segment to the common page size.
3390 (Output_segment::set_section_addresses): Track whether we are
3391 looking at relro sections. If the last section is a relro
3392 section, align to the common page size.
3393 (Output_segment::set_section_list_addresses): Add in_relro
3394 parameter. Change all callers. Align to the page size when
3395 moving from relro to non-relro section.
3396 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3398 * output.h (class Output_section): Add is_relro_ and
3399 is_relro_local_ fields.
3400 (Output_section::is_relro): New function.
3401 (Output_section::set_is_relro): New function.
3402 (Output_section::is_relro_local): New function.
3403 (Output_section::set_is_relro_local): New function.
3404 (class Output_segment): Update declarations.
3405 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3406 * sparc.cc (Target_sparc::got_section): Likewise.
3407 * x86_64.cc (Target_x86_64::got_section): Likewise.
3408 * testsuite/relro_test_main.cc: New file.
3409 * testsuite/relro_test.cc: New file.
3410 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3411 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3412 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3413 (relro_test.so, relro_test_pic.o): New targets.
3414 * testsuite/Makefile.in: Rebuild.
3416 2008-05-16 Ian Lance Taylor <iant@google.com>
3418 * output.cc (Output_segment::add_output_section): Remove front
3420 * output.h (class Output_segment): Remove
3421 add_initial_output_section and overloaded add_output_section.
3422 Update declaration of remaining add_output_section.
3423 * layout.cc (Layout::create_interp): Call add_output_section
3424 rather than add_initial_output_section.
3425 (Layout::finish_dynamic_section): Likewise.
3427 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3428 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3429 know the dynamic type.
3430 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3431 field. Initialize it in constructor.
3432 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3433 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3434 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3437 * output.cc (Output_reloc::get_address): Change return type to
3439 * output.h (class Output_reloc): Update get_address declaration.
3440 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3441 for section addresses.
3443 2008-05-09 Ian Lance Taylor <iant@google.com>
3446 * gold.cc (gold_nomem): Use return value of write.
3448 2008-05-08 Ian Lance Taylor <iant@google.com>
3450 * symtab.c (Symbol::init_base_output_data): Add version
3451 parameter. Change all callers.
3452 (Symbol::init_base_output_segment): Likewise.
3453 (Symbol::init_base_constant): Likewise.
3454 (Symbol::init_base_undefined): Likewise.
3455 (Sized_symbol::init_output_data): Likewise.
3456 (Sized_symbol::init_output_segment): Likewise.
3457 (Sized_symbol::init_constant): Likewise.
3458 (Sized_symbol::init_undefined): Likewise.
3459 (Symbol_table::do_define_in_output_data): If the new symbol has a
3460 version, mark it as the default.
3461 (Symbol_table::do_define_in_output_segment): Likewise.
3462 (Symbol_table::do_define_as_constant): Likewise.
3463 * symtab.h (class Symbol): Update declarations.
3464 (class Sized_symbol): Likewise.
3465 * resolve.cc (Symbol::override_version): New function.
3466 (Symbol::override_base): Call override_version.
3467 (Symbol::override_base_with_special): Likewise.
3468 * testsuite/ver_script_8.script: New file.
3469 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3470 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3471 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3472 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3474 2008-05-06 Ian Lance Taylor <iant@google.com>
3477 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3479 (class General_options): Remove existing --undefined, and add
3480 --no-undefined instead. Add new --undefined as synonym for -u.
3481 * archive.cc (Archive::add_symbols): Check whether symbol was
3483 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3484 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3485 all uses. Add IS_UNDEFINED. Update declarations to split
3486 different versions of init_base. Declare init_base_undefined.
3487 (Symbol::is_defined): Handle IS_UNDEFINED.
3488 (Symbol::is_undefined): Likewise.
3489 (Symbol::is_weak_undefined): Call is_undefined.
3490 (Symbol::is_absolute): Handle IS_CONSTANT.
3491 (class Sized_symbol): Update declarations to split different
3492 versions of init. Declare init_undefined.
3493 (class Symbol_table): Declare new functions.
3494 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3496 (Symbol::init_base_output_data): Likewise.
3497 (Symbol::init_base_output_segment): Likewise.
3498 (Symbol::init_base_constant): Likewise.
3499 (Symbol::init_base_undefined): New function.
3500 (Sized_symbol::init_object): Rename from init. Change all
3502 (Sized_symbol::init_output_data): Likewise.
3503 (Sized_symbol::init_output_segment): Likewise.
3504 (Sized_symbol::init_constant): Likewise.
3505 (Sized_symbol::init_undefined): New function.
3506 (Symbol_table::add_undefined_symbols_from_command_line): New
3508 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3510 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3511 (Symbol::output_section): Likewise.
3512 (Symbol::set_output_section): Likewise.
3513 (Symbol_table::sized_finalize_symbol): Likewise.
3514 (Symbol_table::sized_write_globals): Likewise.
3515 * resolve.cc (Symbol_table::should_override): Likewise.
3516 (Symbol::override_base_with_special): Likewise.
3518 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3519 symbol, change it to have default visibility.
3520 * testsuite/protected_1.cc: New file.
3521 * testsuite/protected_2.cc: New file.
3522 * testsuite/protected_3.cc: New file.
3523 * testsuite/protected_main_1.cc: New file.
3524 * testsuite/protected_main_2.cc: New file.
3525 * testsuite/protected_main_3.cc: New file.
3526 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3527 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3528 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3529 (protected_1.so): New target.
3530 (protected_1_pic.o, protected_2_pic.o): New targets.
3531 (protected_3_pic.o): New target.
3532 (check_PROGRAMS): Add protected_2.
3533 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3534 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3535 * testsuite/Makefile.in: Rebuild.
3537 * options.h (DEFINE_var): Add set_user_set_##varname__.
3538 (DEFINE_bool_alias): New macro.
3539 (class General_options): Define -Bstatic using DEFINE_bool_alias
3540 rather than DEFINE_special. Add --undefined as an alias for -z
3542 * options.cc (General_options::parse_Bstatic): Remove.
3544 * options.h (class General_options): Add --fatal-warnings.
3545 * main.cc (main): Implement --fatal-warnings.
3546 * errors.h (Errors::warning_count): New function.
3548 * options.h (class General_options): Add -Bsymbolic-functions.
3549 * symtab.h (Symbol::is_preemptible): Check for
3550 -Bsymbolic-functions.
3552 2008-05-05 Ian Lance Taylor <iant@google.com>
3554 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3555 as noVARNAME rather than no-VARNAME.
3556 (class General_options): Add option -z combreloc.
3557 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3559 (Output_reloc::sort_before) [SHT_REL]: New function.
3560 (Output_reloc::sort_before) [SHT_RELA]: New function.
3561 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3562 Sort_relocs_comparison.
3563 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3564 parameter. Change all callers.
3565 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3566 sort_relocs parameter. Change all callers.
3567 * output.cc (Output_reloc::get_address): New function, broken out
3569 (Output_reloc::write_rel): Call it.
3570 (Output_reloc::compare): New function.
3571 (Output_data_reloc_base::do_write): Optionally sort relocs.
3573 * configure.ac: If targ_extra_obj is set, link it in.
3574 * configure.tgt: Initialize all variables.
3575 (x86_64*): Set targ_extra_obj and targ_extra_size.
3576 * configure: Rebuild.
3578 * object.cc (Sized_relobj::include_section_group): Adjust section
3579 indexes read from group data. Build vector to pass to
3581 * layout.cc (Layout::layout_group): Add flags and shndxes
3582 parameters. Remove contents parameter. Change caller. Update
3583 explicit instantiations.
3584 * layout.h (class Layout): Update layout_group declaration.
3585 * output.cc (Output_data_group::Output_data_group): Add flags and
3586 input_shndxes parameters. Remove contents parameter. Change
3588 (Output_data_group::do_write): Change input_sections_ to
3590 * output.h (class Output_data_group): Update constructor
3591 declaration. Rename input_sections_ to input_shndxes_.
3592 * testsuite/many_sections_test.cc: Add template.
3594 2008-04-30 Cary Coutant <ccoutant@google.com>
3596 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3598 * layout.cc (Layout::include_section): Refactored check for debug
3600 (Layout::add_comdat): Add new parameters. Change type
3601 of signature parameter. Add object and shndx to signatures table.
3602 (Layout::find_kept_object): New function.
3603 * layout.h: Include <cstring>.
3604 (Layout::is_debug_info_section): New function.
3605 (Layout::add_comdat): Add new parameters.
3606 (Layout::find_kept_object): New function.
3607 (Layout::Kept_section): New struct.
3608 (Layout::Signatures): Change type of map range.
3609 * object.cc (Relobj::output_section_address): New function.
3610 (Sized_relobj::include_section_group): Add new parameters. Change
3611 calls to Layout::add_comdat. Change to build table of kept comdat
3612 groups and table mapping discarded sections to kept sections.
3613 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3614 (Sized_relobj::do_layout): Change calls to include_section_group and
3615 include_linkonce_section.
3616 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3617 value to zero when section is discarded.
3618 (Sized_relobj::map_to_kept_section): New function.
3619 * object.h (Relobj::output_section_address): New function.
3620 (Relobj::Comdat_group): New type.
3621 (Relobj::find_comdat_group): New function.
3622 (Relobj::Comdat_group_table): New type.
3623 (Relobj::Kept_comdat_section): New type.
3624 (Relobj::Kept_comdat_section_table): New type.
3625 (Relobj::add_comdat_group): New function.
3626 (Relobj::set_kept_comdat_section): New function.
3627 (Relobj::get_kept_comdat_section): New function.
3628 (Relobj::comdat_groups_): New field.
3629 (Relobj::kept_comdat_sections_): New field.
3630 (Symbol_value::input_value): Update comment.
3631 (Sized_relobj::map_to_kept_section) New function.
3632 (Sized_relobj::include_linkonce_section): Add new parameter.
3633 * target-reloc.h (Comdat_behavior): New type.
3634 (get_comdat_behavior): New function.
3635 (relocate_section): Add code to map a discarded section to the
3636 corresponding kept section when applying a relocation.
3638 2008-04-30 Craig Silverstein <csilvers@google.com>
3640 * dwarf_reader.cc (next_generation_count): New static var.
3641 (Addr2line_cache_entry): New struct.
3642 (addr2line_cache): New static var.
3643 (Dwarf_line_info::one_addr2line): Added caching.
3644 (Dwarf_line_info::clear_addr2line_cache): New function.
3645 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3646 cache-size parameter.
3647 (Dwarf_line_info::one_addr2line_cache): New function.
3648 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3649 new cache-size argument to one_addr2line(), and clear cache.
3651 2008-04-28 Cary Coutant <ccoutant@google.com>
3653 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3654 R_386_PC8 relocations.
3656 2008-04-23 Ian Lance Taylor <iant@google.com>
3658 * object.cc (Sized_relobj::include_section_group): Check for
3659 invalid section group.
3661 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3664 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3665 than read for file header.
3666 * archive.cc (Archive::include_member): Likewise.
3668 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3670 * aclocal.m4: Regenerate.
3671 * configure: Regenerate.
3673 2008-04-19 Ian Lance Taylor <iant@google.com>
3675 * version.cc (version_string): Bump to 1.6.
3677 * testsuite/Makefile.am (many_sections_r_test): New target.
3678 (many_sections_r_test_SOURCES): Remove.
3679 (many_sections_r_test_DEPENDENCIES): Remove.
3680 (many_sections_r_test_LDFLAGS): Remove.
3681 (many_sections_r_test_LDADD): Remove.
3683 * object.cc (Sized_relobj::do_add_symbols): Always pass
3684 local_symbol_count_ to add_from_relobj.
3686 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3687 every thousand variables.
3688 * testsuite/Makefile.in: Rebuild.
3690 * object.cc (Xindex::initialize_symtab_xindex): New function.
3691 (Xindex::read_symtab_xindex): New function.
3692 (Xindex::sym_xindex_to_shndx): New function.
3693 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3695 (Sized_relobj::do_initialize_xindex): New function.
3696 (Sized_relobj::do_read_symbols): Adjust section links.
3697 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3698 parameter. Change all callers.
3699 (Sized_relobj::include_section_group): Adjust section links and
3700 symbol section indexes.
3701 (Sized_relobj::do_layout): Adjust section links.
3702 (Sized_relobj::do_count_local_symbols): Adjust section links and
3703 symbol section indexes.
3704 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3705 ordinary and special symbols.
3706 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3707 dynsym_xindex parameters. Change all callers. Adjust section
3708 links. Use SHN_XINDEX when needed.
3709 (Sized_relobj::get_symbol_location_info): Adjust section links.
3710 Don't get fooled by special symbols.
3711 * object.h (class Xindex): Define.
3712 (class Object): Add xindex_ parameter. Declare virtual functoin
3713 do_initialize_xindex.
3714 (Object::adjust_sym_shndx): New function.
3715 (Object::set_xindex): New protected function.
3716 (class Symbol_value): Add is_ordinary_shndx_ field.
3717 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3718 (Symbol_value::value): Assert ordinary section.
3719 (Symbol_value::initialize_input_to_output_map): Likewise.
3720 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3722 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3724 (class Sized_relobj): Update declarations.
3725 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3726 parameter. Change all callers.
3727 (Sized_relobj::adjust_shndx): New function.
3728 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3730 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3731 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3732 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3733 (Sized_dynobj::read_dynsym_section): Adjust section links.
3734 (Sized_dynobj::read_dynamic): Likewise.
3735 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3737 (Sized_dynobj::do_initialize_xindex): New function.
3738 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3739 do_initialize_xindex.
3740 (Sized_dynobj::adjust_shndx): New function.
3741 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3742 dynsym_xindex_ fields.
3743 (Layout::finalize): Add a call to set_section_indexes before
3744 creating the symtab sections.
3745 (Layout::set_section_indexes): Don't do anything if the section
3746 already has a section index.
3747 (Layout::create_symtab_sections): Add shnum parameter. Change
3748 caller. Create .symtab_shndx section if needed.
3749 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3751 (Layout::allocated_output_section_count): New function.
3752 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3754 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3755 fields. Update declarations.
3756 (Layout::symtab_xindex): New function.
3757 (Layout::dynsym_xindex): New function.
3758 (class Write_symbols_task): Add layout_ field.
3759 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3761 * output.cc (Output_section_headers::Output_section_headers): Add
3762 shstrtab_section parameter. Change all callers.
3763 (Output_section_headers::do_sized_write): Store overflow values
3764 for section count and section string table section index in
3765 section header zero.
3766 (Output_file_header::do_sized_write): Check for overflow of
3767 section count and section string table section index.
3768 (Output_symtab_xindex::do_write): New function.
3769 (Output_symtab_xindex::endian_do_write): New function.
3770 * output.h (class Output_section_headers): Add shstrtab_section_.
3771 Update declarations.
3772 (class Output_symtab_xindex): Define.
3773 (Output_section::has_out_shndx): New function.
3774 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3776 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3778 (Sized_symbol::init): Likewise.
3779 (Symbol::output_section): Check for ordinary symbol.
3780 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3781 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3783 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3784 Change all callers. Simplify handling of symbols from sections
3785 not included in the link.
3786 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3788 (Weak_alias_sorter::operator()): Assert that symbols are
3790 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3792 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3793 parameters. Change all callers.
3794 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3795 symbol distinction. Use SHN_XINDEX when needed.
3796 (Symbol_table::write_section_symbol): Add symtab_xindex
3797 parameter. Change all callers.
3798 (Symbol_table::sized_write_section_symbol): Likewise. Use
3799 SHN_XINDEX when needed.
3800 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3802 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3803 (Symbol::is_defined): Check is_ordinary.
3804 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3805 (Symbol::is_absolute, Symbol::is_common): Likewise.
3806 (class Sized_symbol): Update declarations.
3807 (class Symbol_table): Update declarations.
3808 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3809 parameters. Change all callers.
3810 (Sized_symbol::override): Likewise.
3811 (Symbol_table::override): Likewise.
3812 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3813 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3814 is_ordinary, and orig_st_shndx parameters. Change all callers.
3815 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3816 to be in an ordinary section.
3817 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3818 object and is_ordinary parameters. Change all callers.
3819 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3820 Change all callers. Don't add undefined or non-ordinary symbols
3822 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3824 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3826 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3827 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3828 (Sized_relobj::relocate_sections): Likewise.
3829 * target-reloc.h (scan_relocs): Adjust section symbol index.
3830 (scan_relocatable_relocs): Likewise.
3831 * i386.cc (Scan::local): Check for ordinary symbols.
3832 * sparc.cc (Scan::local): Likewise.
3833 * x86_64.cc (Scan::local): Likewise.
3834 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3835 to symbol_section_and_value.
3836 * testsuite/many_sections_test.cc: New file.
3837 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3838 (check_PROGRAMS): Add many_sections_test.
3839 (many_sections_test_SOURCES): Define.
3840 (many_sections_test_DEPENDENCIES): Define.
3841 (many_sections_test_LDFLAGS): Define.
3842 (BUILT_SOURCES): Add many_sections_define.h.
3843 (many_sections_define.h): New target.
3844 (BUILT_SOURCES): Add many_sections_check.h.
3845 (many_sections_check.h): New target.
3846 (check_PROGRAMS): Add many_sections_r_test.
3847 (many_sections_r_test_SOURCES): Define.
3848 (many_sections_r_test_DEPENDENCIES): Define.
3849 (many_sections_r_test_LDFLAGS): Define.
3850 (many_sections_r_test_LDADD): Define.
3851 (many_sections_r_test.o): New target.
3852 * testsuite/Makefile.in: Rebuild.
3854 2008-04-17 Cary Coutant <ccoutant@google.com>
3856 * errors.cc (Errors::info): New function.
3857 (gold_info): New function.
3858 * errors.h (Errors::info): New function.
3859 * gold.h (gold_info): New function.
3860 * object.cc (Input_objects::add_object): Print trace output.
3861 * options.cc (options::parse_set): New function.
3862 (General_options::parse_wrap): Deleted.
3863 (General_options::General_options): Deleted initializer.
3864 * options.h (options::String_set): New typedef.
3865 (options::parse_set): New function.
3866 (DEFINE_set): New macro.
3867 (General_options::wrap): Changed to use DEFINE_set. Changed
3868 callers of any_wrap_symbols and is_wrap_symbol.
3869 (General_options::trace, General_options::trace_symbol):
3871 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3872 (General_options::wrap_symbols_): Deleted.
3873 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3875 2008-04-17 David S. Miller <davem@davemloft.net>
3877 * options.cc (General_options::parse_V): New function.
3878 * options.h: Add entries for -V and -Qy.
3880 2008-04-17 Ian Lance Taylor <iant@google.com>
3882 * common.cc (Symbol_table::allocate_commons): Remove options
3883 parameter. Change caller.
3884 (Symbol_table::do_allocate_commons): Remove options parameter.
3885 Change caller. Just call do_allocate_commons_list twice.
3886 (Symbol_table::do_allocate_commons_list): New function, broken out
3887 of do_allocate_commons.
3888 * common.h (class Allocate_commons_task): Remove options_ field.
3890 * symtab.cc (Symbol_table::Symbol_table): Initialize
3892 (Symbol_table::add_from_object): Put TLS common symbols on
3894 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
3895 which are IN_OUTPUT_DATA.
3896 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
3897 allocate_commons and do_allocate_commons declarations. Declare
3898 do_allocate_commons_list.
3899 * gold.cc (queue_middle_tasks): Update creation of
3900 Allocate_commons_task to not pass options.
3901 * testsuite/Makefile.am (INCLUDES): Add -I.. .
3902 (TLS_TEST_C_FLAGS): New variable.
3903 (tls_test_c_pic.o): New target.
3904 (tls_test_shared.so): Link in tls_test_c_pic.o.
3905 (tls_test_c_pic_ie.o): New target.
3906 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
3907 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
3908 (tls_test_c.o): New target.
3909 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
3910 (tls_pic_test_LDADD): Likewise.
3911 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
3912 (tls_shared_gd_to_ie_test_LDADD): Likewise.
3913 (tls_test_c_gnu2.o): New target.
3914 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
3916 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
3917 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
3918 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
3919 * testsuite/tls_test.cc: Include "config.h".
3920 (t_last): Call t11_last.
3921 * testsuite/tls_test.h (t11, t11_last): Declare.
3922 * testsuite/tls_test_c.c: New file.
3923 * testsuite/tls_test_main.cc (thread_routine): Call t11.
3924 * configure.ac: Check for OpenMP support.
3925 * configure, config.in, Makefile.in: Rebuild.
3926 * testsuite/Makefile.in: Rebuild.
3928 2008-04-16 Cary Coutant <ccoutant@google.com>
3930 * i386.cc (Target_i386::define_tls_base_symbol): New function.
3931 (Target_i386::tls_base_symbol_defined_): New field.
3932 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3933 (Target_i386::Scan::global): Likewise.
3934 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
3935 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
3936 (Target_x86_64::tls_base_symbol_defined_): New field.
3937 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
3938 (Target_x86_64::Scan::global): Likewise.
3940 2008-04-16 Cary Coutant <ccoutant@google.com>
3942 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
3943 (Symbol::needs_plt_entry): Allow weak undefined symbols.
3944 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
3945 building shared libraries.
3946 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
3947 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
3948 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
3949 * testsuite/Makefile.in: Rebuild.
3950 * testsuite/weak_undef.h: New file.
3951 * testsuite/weak_undef_file1.cc: Add extra test cases.
3952 * testsuite/weak_undef_file2.cc: Likewise.
3953 * testsuite/weak_undef_test.cc: Likewise.
3955 2008-04-16 David S. Miller <davem@davemloft.net>
3957 * sparc.cc (Target_sparc::Scan): Change from struct to class.
3958 Add issued_non_pic_error_ field. Declare check_non_pic.
3959 (Target_sparc::Scan::check_non_pic): New function.
3960 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
3961 (Target_sparc::Scan::global): Likewise.
3963 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
3964 * configure: Rebuild.
3966 * options.h (DEFINE_enable): New macro.
3967 (new_dtags): New enable option.
3968 (initfirst, interpose, loadfltr, nodefaultlib,
3969 nodelete, nodlopen, nodump): New -z options.
3970 * layout.cc (Layout:finish_dynamic_section): If new
3971 dtags enabled, emit DT_RUNPATH. Also, emit a
3972 DT_FLAGS_1 containing any specified -z flags.
3974 2008-04-16 Ian Lance Taylor <iant@google.com>
3976 * copy-relocs.cc: New file.
3977 * copy-relocs.h: New file.
3978 * reloc.cc: Remove Copy_relocs code.
3979 * reloc.h: Likewise.
3980 * reloc-types.h (struct Reloc_types) [both versions]: Add
3981 get_reloc_addend_noerror.
3982 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
3983 variants of add_global which take an addend which must be zero.
3984 * i386.cc: Include "copy-relocs.h".
3985 (class Target_i386): Change type of copy_relocs_ to variable,
3987 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
3989 (Target_i386::do_finalize_sections): Change handling of
3991 * sparc.cc: Include "copy-relocs.h".
3992 (class Target_sparc): Change type of copy_relocs_ to variable,
3994 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
3996 (Target_sparc::do_finalize_sections): Change handling of
3998 * x86_64.cc: Include "copy-relocs.h".
3999 (class Target_x86_64): Change type of copy_relocs_ to variable,
4001 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4002 class. Change all callers.
4003 (Target_x86_64::do_finalize_sections): Change handling of
4005 * Makefile.am (CCFILES): Add copy-relocs.cc.
4006 (HFILES): Add copy-relocs.h.
4008 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4010 * testsuite/script_test_4.sh: Permit leading zeroes.
4012 2008-04-15 Ian Lance Taylor <iant@google.com>
4014 * script-sections.cc (Script_sections::create_segments): Use
4015 header_size_adjustment even when there is enough room for the
4017 * testsuite/script_test_4.sh: New file.
4018 * testsuite/script_test_4.t: New file.
4019 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4020 (check_DATA): Add script_test_4.stdout.
4021 (MOSTLYCLEANFILES): Likewise.
4022 (script_test_4): New target.
4023 (script_test_4.stdout): New target.
4024 * testsuite/Makefile.in: Rebuild.
4026 * sparc.cc: Add definitions for Output_data_plt_sparc class
4029 2008-04-14 David S. Miller <davem@davemloft.net>
4031 * sparc.cc: New file.
4032 * Makefile.am (TARGETSOURCES): Add sparc.cc
4033 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4034 * configure.tgt: Document targ_extra_size and
4035 targ_extra_big_endian. Add entries for sparc-* and
4037 * configure.ac: Handle targ_extra_size and
4038 targ_extra_big_endian.
4039 * Makefile.in: Rebuild.
4040 * configure: Likewise.
4041 * po/POTFILES.in: Likewise.
4042 * po/gold.pot: Likewise.
4044 2008-04-14 Ian Lance Taylor <iant@google.com>
4046 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4047 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4048 in the name/type/flags to section mapping. Don't call
4049 allocate_output_section.
4050 (Layout::choose_output_section): Change parameter from adjust_name
4051 to is_input_section. Don't permit input sections after sections
4052 are attached to segments. Don't call allocate_output_section.
4053 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4054 not write_enable_output_section.
4055 (Layout::make_output_section): Don't push to
4056 unattached_section_list_ nor call attach_to_segment. Call
4057 attach_section_to_segment if sections are attached.
4058 (Layout::attach_sections_to_segments): New function.
4059 (Layout::attach_section_to_segment): New function.
4060 (Layout::attach_allocated_section_to_segment): Rename from
4061 attach_to_segment. Remove flags parameter.
4062 (Layout::allocate_output_section): Remove function.
4063 (Layout::write_enable_output_section): Remove function.
4064 * layout.h (class Layout): Update for above changes. Add new
4065 field sections_are_attached_.
4066 * output.h (Output_section::update_flags_for_input_section): New
4068 * output.cc (Output_section::add_input_section): Call
4069 update_flags_for_input_section.
4070 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4072 2008-04-11 Cary Coutant <ccoutant@google.com>
4074 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4075 thought unnecessary.
4076 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4078 2008-04-11 Ian Lance Taylor <iant@google.com>
4080 * output.h (class Output_section_data): Remove inline definition
4082 * output.cc (Output_section_data::set_addralign): New function.
4084 2008-04-11 Cary Coutant <ccoutant@google.com>
4086 Add support for TLS descriptors for i386 and x86_64.
4087 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4088 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4089 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4091 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4092 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4093 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4095 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4096 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4097 Fix problem with initial-exec relocations.
4098 (Target_i386::Relocate::relocate_tls): Likewise.
4099 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4101 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4102 support for section-plus-offset dynamic table entries.
4103 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4104 (Output_data_dynamic::Dynamic_entry): Add support for
4105 section-plus-offset dynamic table entries.
4106 (Output_data_dynamic::Classification): Likewise.
4107 (Output_data_dynamic::classification_): Renamed offset_.
4108 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4109 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4110 (Target_x86_64::make_plt_section): New function.
4111 (Target_x86_64::reserve_tlsdesc_entries): New function.
4112 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4113 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4114 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4115 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4116 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4117 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4118 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4119 add extra PLT entry for TLS descriptors.
4120 (Output_data_plt_x86_64::got_): New field.
4121 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4122 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4124 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4126 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4127 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4128 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4129 R_386_TLS_DESC_CALL relocations.
4130 (Target_x86_64::Scan::global): Likewise.
4131 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4132 for TLS descriptors.
4133 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4134 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4135 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4136 GD-to-IE relaxation.
4137 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4138 and TLS_DESCRIPTORS.
4139 * Makefile.in: Rebuild.
4140 * configure: Rebuild.
4141 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4142 (tls_test_shared2.so): New target.
4143 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4144 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4145 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4146 (tls_shared_gd_to_ie_test_LDADD): New variable.
4147 (tls_shared_gnu2_gd_to_ie_test): New target.
4148 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4150 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4151 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4152 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4153 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4154 (tls_shared_gnu2_test): New target.
4155 (tls_test_gnu2_shared.so): New target.
4156 (tls_shared_gnu2_test_SOURCES): New variable.
4157 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4158 (tls_shared_gnu2_test_LDFLAGS): New variable.
4159 (tls_shared_gnu2_test_LDADD): New variable.
4160 * testsuite/Makefile.in: Rebuild.
4161 * testsuite/Makefile.
4163 2008-04-11 Ian Lance Taylor <iant@google.com>
4165 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4167 * testsuite/Makefile.in: Rebuild.
4169 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4171 * testsuite/script_test_2.cc (main): Adjust test.
4173 2008-04-11 David S. Miller <davem@davemloft.net>
4174 Ian Lance Taylor <iant@google.com>
4176 * options.h (General_options): Add entries for '-Y' and
4178 * options.cc (General_options:finalize): If -Y was used, add those
4179 entries to the library path instead of the default "/lib" and
4182 2008-04-11 David S. Miller <davem@davemloft.net>
4184 * testsuite/justsyms.t: Start at 0x100.
4185 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4186 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4188 * testsuite/script_test_2.cc: Adjust string and section length
4191 2008-04-09 Ian Lance Taylor <iant@google.com>
4194 * script-sections.cc (Sections_element::allocate_to_segment): Add
4196 (Output_section_definition::allocate_to_segment): Likewise.
4197 (Orphan_output_section::allocate_to_segment): Likewise.
4198 (Script_sections::attach_sections_using_phdrs_clause): Don't
4199 propagate non-PT_LOAD segments to orphan sections.
4200 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4201 readelf rather than objdump.
4202 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4203 .interp section and PT_INTERP segment are the same size.
4204 * testsuite/Makefile.in: Rebuild.
4206 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4207 aliases for symbols defined in the same object.
4208 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4209 (weak_alias_test_SOURCES): New variable.
4210 (weak_alias_test_DEPENDENCIES): New variable.
4211 (weak_alias_test_LDFLAGS): New variable.
4212 (weak_alias_test_LDADD): New variable.
4213 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4214 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4215 (weak_alias_test_3.o): New target.
4216 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4217 * testsuite/weak_alias_test_main.cc: New file.
4218 * testsuite/weak_alias_test_1.cc: New file.
4219 * testsuite/weak_alias_test_2.cc: New file.
4220 * testsuite/weak_alias_test_3.cc: New file.
4222 2008-04-08 Ian Lance Taylor <iant@google.com>
4224 * options.h (class General_options): Add --noinhibit-exec option.
4225 * main.cc (main): Check --noinhibit-exec.
4227 * options.h (class General_options): Define --wrap as a special
4228 option. Add wrap_symbols_ field.
4229 (General_options::any_wrap_symbols): New function.
4230 (General_options::is_wrap_symbol): New function.
4231 * options.cc (General_options::parse_wrap): New function.
4232 (General_options::General_options): Initialize wrap_symbols_.
4233 * symtab.cc (Symbol_table::wrap_symbol): New function.
4234 (Symbol_table::add_from_object): Handle --wrap.
4235 * symtab.h (class Symbol_table): Declare wrap_symbol.
4236 * target.h (Target::wrap_char): New function.
4237 (Target::Target_info): Add wrap_char field.
4238 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4239 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4240 * testsuite/testfile.cc (Target_test::test_target_info):
4243 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4246 * layout.h (class Layout): Add added_eh_frame_data_ field.
4247 * layout.cc (Layout::Layout): Initialize new field.
4248 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4249 output section until we find a section we merged successfully.
4250 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4251 that the size be non-zero.
4253 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4256 2008-04-08 Craig Silverstein <csilvers@google.com>
4258 * configure.ac: Export new conditional variable HAVE_ZLIB.
4259 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4261 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4262 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4264 2008-04-07 Ian Lance Taylor <iant@google.com>
4266 * version.cc (version_string): Set to "1.5".
4268 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4269 Add issued_non_pic_error_ field. Declare check_non_pic.
4270 (Target_x86_64::Scan::check_non_pic): New function.
4271 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4272 (Target_x86_64::Scan::global): Likewise.
4274 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4275 addend parameter. Change caller. Handle merge sections.
4276 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4277 Address to Addend. Don't add in the result of
4278 local_section_offset, pass down the addend and use the returned
4280 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4281 Update declarations of local_section_offset and symbol_value.
4282 * testsuite/two_file_test_1.cc (t18): New function.
4283 * testsuite/two_file_test_2.cc (f18): New function.
4284 * testsuite/two_file_test_main.cc (main): Call t18.
4285 * testsuite/two_file_test.h (t18, f18): Declare.
4287 * configure.ac: Don't test for objdump, c++filt, or readelf.
4288 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4290 (TEST_READELF): New variable.
4291 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4292 (check_PROGRAMS): Add two_file_strip_test.
4293 (two_file_strip_test): New target.
4294 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4295 (two_file_same_shared_strip_test_SOURCES): New variable.
4296 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4297 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4298 (two_file_same_shared_strip_test_LDADD): New variable.
4299 (two_file_shared_strip.so): New target.
4300 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4301 (ver_test_5.syms, ver_test_7.syms): Likewise.
4302 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4303 (strip_test_3.stdout): Use TEST_OBJDUMP.
4304 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4306 2008-04-04 Cary Coutant <ccoutant@google.com>
4308 * symtab.h (Symbol::is_weak_undefined): New function.
4309 (Symbol::is_strong_undefined): New function.
4310 (Symbol::is_absolute): New function.
4311 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4312 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4314 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4315 (weak_undef_test): New target.
4316 * testsuite/Makefile.in: Rebuild.
4317 * testsuite/weak_undef_file1.cc: New file.
4318 * testsuite/weak_undef_file2.cc: New file.
4319 * testsuite/weak_undef_test.cc: New file.
4321 2008-04-03 Craig Silverstein <csilvers@google.com>
4323 * compressed_output.h (class Output_compressed_section): Use
4325 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4327 (zlib_compressed_suffix): Removed.
4328 (Output_compressed_section::set_final_data_size): Use unsigned
4330 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4331 Fix linker invocation.
4332 (flagstest_o_specialfile_and_compress_debug_sections):
4334 * testsuite/Makefile.in: Regenerated.
4336 2008-04-02 David S. Miller <davem@davemloft.net>
4338 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4339 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4341 2008-04-02 Craig Silverstein <csilvers@google.com>
4345 2008-04-02 Ian Lance Taylor <iant@google.com>
4347 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4348 parameters. Update for new key type to views_. Change all
4350 (File_read::read): Adjust for byteshift in returned view.
4351 (File_read::add_view): New function, broken out of
4353 (File_read::make_view): New function, broken out of
4355 (File_read::find_or_make_view): Add offset and aligned
4356 parameters. Rewrite accordingly. Change all callers.
4357 (File_read::get_view): Add offset and aligned parameters. Adjust
4358 for byteshift in return value.
4359 (File_read::get_lasting_view): Likewise.
4360 * fileread.h (class File_read): Update declarations.
4361 (class File_read::View): Add byteshift_ field. Add byteshift to
4362 constructor. Add byteshift method.
4363 * archive.h (Archive::clear_uncached_views): New function.
4364 (Archive::get_view): Add aligned parameter. Change all callers.
4365 * object.h (Object::get_view): Add aligned parameter. Change all
4367 (Object::get_lasting_view): Likewise.
4369 * fileread.cc (File_read::release): Don't call clear_views if
4370 there are multiple objects.
4371 * fileread.h (File_read::clear_uncached_views): New function.
4372 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4375 2008-03-31 Cary Coutant <ccoutant@google.com>
4377 Add thin archive support.
4378 * archive.cc (Archive::armagt): New const.
4379 (Archive::setup): Remove task parameter and calls to unlock.
4380 (Archive::unlock_nested_archives): New function.
4381 (Archive::read_header): Add nested_off parameter. Change
4383 (Archive::interpret_header): Likewise.
4384 (Archive::include_all_members): Change to handle thin
4386 (Archive::include_member): Likewise.
4387 * archive.h (Archive::Archive): Add new parameters and
4389 (Archive::armagt): New const.
4390 (Archive::setup): Remove task parameter.
4391 (Archive::unlock_nested_archives): New function.
4392 (Archive::read_header): Add nested_off parameter.
4393 (Archive::interpret_header): Likewise.
4394 (Archive::Nested_archive_table): New typedef.
4395 (Archive::is_thin_archive_): New field.
4396 (Archive::nested_archives_): New field.
4397 (Archive::options_): New field.
4398 (Archive::dirpath_): New field.
4399 (Archive::task_): New field.
4400 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4401 for thin archives. Pass additional parameters to
4402 Archive::Archive. Unlock the archive file after calling
4405 2008-03-29 Ian Lance Taylor <iant@google.com>
4407 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4408 version symbol to be local.
4409 * testsuite/ver_test_4.sh: New file.
4410 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4411 (check_DATA): Add ver_test_4.syms.
4412 (ver_test_4.syms): New target.
4413 * testsuite/Makefile.in: Rebuild.
4416 (Output_section::Input_section_sort_entry::has_priority): New
4418 (Output_section::Input_section_sort_entry::match_file_name): New
4420 (Output_section::Input_section_sort_entry::match_section_name):
4422 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4424 (Output_section::Input_section_sort_entry::match_section_file):
4426 (Output_section::Input_section_sort_compare::operator()): Rewrite
4427 using new Input_section_sort_entry functions. Sort crtbegin and
4428 crtend first. Sort sections with no priority before sections with
4430 * testsuite/initpri1.c (d3): Check j != 4.
4431 (cd5): New constructor/destructor function.
4432 (main): Check j != 2.
4434 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4435 new symbol when resolving, don't call set_is_default.
4436 * testsuite/ver_test_7.cc: New file.
4437 * testsuite/ver_test_7.sh: New file.
4438 * testsuite/Makefile.am (ver_test_7.so): New target.
4439 (ver_test_7.o): New target.
4440 (check_SCRIPTS): Add ver_test_7.sh.
4441 (check_DATA): Add ver_test_7.syms.
4442 (ver_test_7.syms): New target.
4444 2008-03-28 Ian Lance Taylor <iant@google.com>
4446 * layout.cc (Layout::layout): If we see an input section with a
4447 name that needs sorting, set the must_sort flag for the output
4449 (Layout::make_output_section): If the name of the output section
4450 indicates that it might require sorting, set the may_sort flag.
4451 * output.h (Output_section::may_sort_attached_input_sections): New
4453 (Output_section::set_may_sort_attached_input_sections): New
4455 (Output_section::must_sort_attached_input_sections): New
4457 (Output_section::set_must_sort_attached_input_sections): New
4459 (class Output_section): Declare Input_section_sort_entry. Define
4460 Input_section_sort_compare. Declare
4461 sort_attached_input_sections. Add new fields:
4462 may_sort_attached_input_sections_,
4463 must_sort_attached_input_sections_,
4464 attached_input_sections_are_sorted_.
4465 * output.cc (Output_section::Output_section): Initialize new
4467 (Output_section::add_input_section): Add an entry to
4468 input_sections_ if may_sort or must_sort are true.
4469 (Output_section::set_final_data_size): Call
4470 sort_attached_input_sections if necessary.
4471 (Output_section::Input_section_sort_entry): Define new class.
4472 (Output_section::Input_section_sort_compare::operator()): New
4474 (Output_section::sort_attached_input_sections): New function.
4475 * configure.ac: Check whether the compiler supports constructor
4476 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4477 * testsuite/initpri1.c: New file.
4478 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4479 CONSTRUCTOR_PRIORITY.
4480 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4481 (initpri1_LDFLAGS): New variable.
4482 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4484 2008-03-27 Ian Lance Taylor <iant@google.com>
4486 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4487 * testsuite/common_test_1.c: New file.
4488 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4489 (common_test_1_SOURCES): New variable.
4490 (common_test_1_DEPENDENCIES): New variable.
4491 (common_test_1_LDFLAGS): New variable.
4493 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4494 and commons_ correctly when NAME/VERSION does not override
4496 * testsuite/ver_test_6.c: New file.
4497 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4498 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4499 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4501 2008-03-26 Ian Lance Taylor <iant@google.com>
4503 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4504 of an undefined symbol from a version script.
4505 * testsuite/Makefile.am (ver_test_5.so): New target.
4506 (ver_test_5.o): New target.
4507 (check_SCRIPTS): Add ver_test_5.sh.
4508 (check_DATA): Add ver_test_5.syms.
4509 (ver_test_5.syms): New target.
4510 * testsuite/ver_test_5.cc: New file.
4511 * testsuite/ver_test_5.script: New file.
4512 * testsuite/ver_test_5.sh: New file.
4513 * Makefile.in, testsuite/Makefile.in: Rebuild.
4516 Fix problems building gold with gcc 4.3.0.
4517 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4518 (gold_error_at_location, gold_warning_at_location): Use it.
4519 * configure.ac: Check whether we can compile and use a template
4520 function with a printf attribute.
4521 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4522 when jumping over bytes.
4523 * object.cc: Instantiate Object::read_section_data.
4524 * debug.h: Include <cstring>
4525 * dwarf_reader.cc: Include <algorithm>
4526 * main.cc: Include <cstring>.
4527 * options.cc: Include <cstring>.
4528 * output.cc: Include <cstring>.
4529 * script.cc: Include <cstring>.
4530 * script.h: Include <string>.
4531 * symtab.cc: Include <cstring> and <algorithm>.
4532 * target-select.cc: Include <cstring>.
4533 * version.cc: Include <string>.
4534 * testsuite/testmain.cc: Include <cstdlib>.
4535 * configure, config.in: Rebuild.
4537 2008-03-25 Ian Lance Taylor <iant@google.com>
4539 * options.cc: Include "../bfd/bfdver.h".
4540 (options::help): Print bug reporting address.
4542 * version.cc (print_version): Adjust output for current value of
4547 * options.cc (options::help): Print list of supported targets.
4548 * target-select.h: Include <vector>.
4549 (class Target_selector): Make machine_, size_, and is_big_endian_
4550 fields const. Add bfd_name_ and instantiated_target_ fields.
4551 (Target_selector::Target_selector): Add bfd_name parameter.
4552 (Target_selector::recognize): Make non-virtual, call
4554 (Target_selector::recognize_by_name): Make non-virtual, call
4555 do_recognize_by_name.
4556 (Target_selector::supported_names): New function.
4557 (Target_selector::bfd_name): New function.
4558 (Target_selector::do_instantiate_target): New pure virtual
4560 (Target_selector::do_recognize): New virtual function.
4561 (Target_selector::do_recognize_by_name): New virtual function.
4562 (Target_selector::instantiate_target): New private function.
4563 (supported_target_names): Declare.
4564 * target-select.cc (Target_selector::Target_selector): Update for
4565 new parameter and fields.
4566 (select_target_by_name): Check that the name matches before
4567 calling recognize_by_name.
4568 (supported_target_names): New function.
4569 * i386.cc (class Target_selector_i386): Update Target_selector
4570 constructor call. Remove recognize and recognize_by_name. Add
4571 do_instantiate_target.
4572 * x86_64.cc (class Target_selector_x86_64): Likewise.
4573 * testsuite/testfile.cc (class Target_selector_test): Update for
4574 changes to Target_selector.
4576 * README: Rewrite, with some notes on unsupported features.
4578 2008-03-24 Cary Coutant <ccoutant@google.com>
4580 * i386.cc (Target_i386::Got_type): New enum declaration.
4581 (Target_i386::Scan::local): Updated callers of Output_data_got
4583 (Target_i386::Scan::global): Likewise.
4584 (Target_i386::Relocate::relocate): Likewise.
4585 (Target_i386::Relocate::relocate_tls): Likewise.
4586 * object.h (Got_offset_list): New class.
4587 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4588 (Sized_relobj::local_got_offset): Likewise.
4589 (Sized_relobj::set_local_got_offset): Likewise.
4590 (Sized_relobj::local_has_tls_got_offset): Removed.
4591 (Sized_relobj::local_tls_got_offset): Removed.
4592 (Sized_relobj::set_local_tls_got_offset): Removed.
4593 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4594 * output.cc (Output_data_got::add_global): Added got_type parameter.
4595 (Output_data_got::add_global_with_rel): Likewise.
4596 (Output_data_got::add_global_with_rela): Likewise.
4597 (Output_data_got::add_global_pair_with_rel): New function.
4598 (Output_data_got::add_global_pair_with_rela): New function.
4599 (Output_data_got::add_local): Added got_type parameter.
4600 (Output_data_got::add_local_with_rel): Likewise.
4601 (Output_data_got::add_local_with_rela): Likewise.
4602 (Output_data_got::add_local_pair_with_rel): New function.
4603 (Output_data_got::add_local_pair_with_rela): New function.
4604 (Output_data_got::add_global_tls): Removed.
4605 (Output_data_got::add_global_tls_with_rel): Removed.
4606 (Output_data_got::add_global_tls_with_rela): Removed.
4607 (Output_data_got::add_local_tls): Removed.
4608 (Output_data_got::add_local_tls_with_rel): Removed.
4609 (Output_data_got::add_local_tls_with_rela): Removed.
4610 * output.h (Output_data_got::add_global): Added got_type parameter.
4611 (Output_data_got::add_global_with_rel): Likewise.
4612 (Output_data_got::add_global_with_rela): Likewise.
4613 (Output_data_got::add_global_pair_with_rel): New function.
4614 (Output_data_got::add_global_pair_with_rela): New function.
4615 (Output_data_got::add_local): Added got_type parameter.
4616 (Output_data_got::add_local_with_rel): Likewise.
4617 (Output_data_got::add_local_with_rela): Likewise.
4618 (Output_data_got::add_local_pair_with_rel): New function.
4619 (Output_data_got::add_local_pair_with_rela): New function.
4620 (Output_data_got::add_global_tls): Removed.
4621 (Output_data_got::add_global_tls_with_rel): Removed.
4622 (Output_data_got::add_global_tls_with_rela): Removed.
4623 (Output_data_got::add_local_tls): Removed.
4624 (Output_data_got::add_local_tls_with_rel): Removed.
4625 (Output_data_got::add_local_tls_with_rela): Removed.
4626 * resolve.cc (Symbol::override_base_with_special): Removed
4627 reference to has_got_offset_ field.
4628 * symtab.cc (Symbol::init_fields): Replaced initialization
4629 of got_offset_ with got_offsets_. Removed initialization
4631 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4632 (Symbol::got_offset): Likewise.
4633 (Symbol::set_got_offset): Likewise.
4634 (Symbol::has_tls_got_offset): Removed.
4635 (Symbol::tls_got_offset): Removed.
4636 (Symbol::set_tls_got_offset): Removed.
4637 (Symbol::got_offset_): Removed.
4638 (Symbol::tls_mod_got_offset_): Removed.
4639 (Symbol::tls_pair_got_offset_): Removed.
4640 (Symbol::got_offsets_): New field.
4641 (Symbol::has_got_offset): Removed.
4642 (Symbol::has_tls_mod_got_offset): Removed.
4643 (Symbol::has_tls_pair_got_offset): Removed.
4644 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4645 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4647 (Target_x86_64::Scan::global): Likewise.
4648 (Target_x86_64::Relocate::relocate): Likewise.
4649 (Target_x86_64::Relocate::relocate_tls): Likewise.
4651 2008-03-25 Ben Elliston <bje@au.ibm.com>
4653 * yyscript.y: Fix spelling error in comment.
4655 2008-03-24 Ian Lance Taylor <iant@google.com>
4657 * options.h (class General_options): Define build_id option.
4658 * layout.h (class Layout): Declare write_build_id, create_note,
4659 create_build_id. Add build_id_note_ member.
4660 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4661 "libiberty.h", "md5.h", "sha1.h".
4662 (Layout::Layout): Initialize eh_frame_data_,
4663 eh_frame_hdr_section_, and build_id_note_.
4664 (Layout::finalize): Call create_build_id.
4665 (Layout::create_note): New function, broken out of
4666 Layout::create_gold_note.
4667 (Layout::create_gold_note): Call create_note.
4668 (Layout::create_build_id): New function.
4669 (Layout::write_build_id): New function.
4670 (Close_task_runner::run): Call write_build_id.
4672 * x86_64.cc: Correct license to GPLv3.
4674 2008-03-23 Ian Lance Taylor <iant@google.com>
4676 * options.cc: Include "demangle.h".
4677 (parse_optional_string): New function.
4678 (parse_long_option): Handle takes_optional_argument.
4679 (parse_short_option): Update dash_z initializer. Handle
4680 takes_optional_argument.
4681 (General_options::General_options): Initialize do_demangle_.
4682 (General_options::finalize): Set do_demangle_. Handle demangling
4684 * options.h (parse_optional_string): Declare.
4685 (struct One_option): Add optional_arg field. Update constructor.
4686 Update call constructor calls. Add takes_optional_argument
4688 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4689 (DEFINE_optional_string): Define.
4690 (General_options::demangle): Change from DEFINE_bool to
4691 DEFINE_optional_string.
4692 (General_options::no_demangle): New function.
4693 (General_options::do_demangle): New function.
4694 (General_options::set_do_demangle): New function.
4695 (General_options::execstack_status_): Move definition to end of
4697 (General_options::static_): Likewise.
4698 (General_options::do_demangle_): New field.
4699 * object.cc (big_endian>::get_symbol_location_info): Call
4700 Options::do_demangle, not Options::demangle.
4701 * symtab.cc (demangle): Likewise.
4703 2008-03-22 Ian Lance Taylor <iant@google.com>
4705 * gold.h: Include <cstddef> and <sys/types.h>
4706 * options.h: Include <cstring>.
4708 2008-03-21 Ian Lance Taylor <iant@google.com>
4710 * Added source code to GNU binutils.