1 2009-10-28 Cary Coutant <ccoutant@google.com>
3 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4 (Plugin::cleanup_done_): New member.
5 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6 (Plugin_manager::cleanup_done_): Remove.
7 (Plugin_manager::add_input_file): Edit error message.
8 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
9 (Plugin_manager::cleanup): Remove use of cleanup_done_.
11 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
13 * fileread.cc: (File_read::View::~View): Use the new
14 data_ownership_ filed.
15 (File_read::~File_read): Dispose the new whole_file_view_.
16 (File_read::open): Mmap the whole file if needed.
17 (File_read::open): Use whole_file_view_ instead of contents_.
18 (File_read::find_view): Use whole_file_view_ if applicable.
19 (File_read::do_read): Use whole_file_view_ instead of contents_.
20 (File_read::make_view): Use whole_file_view_ instead of contents_,
21 update File_read::View::View call.
22 (File_read::find_or_make_view): Update File_read::View::View
24 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
26 (File_read::View::Data_ownership): New enum.
27 (File_read::View::View): Replace bool mapped_ with Data_ownership
29 (File_read::View::mapped_): Remove (replaced by data_ownership_).
30 (File_read::View::data_ownership_): New field.
31 (File_read::contents_): Remove (replaced by whole_file_view_).
32 (File_read::whole_file_view_): New field.
33 * options.h (class General_options): Add --keep-files-mapped.
35 2009-10-27 Cary Coutant <ccoutant@google.com>
37 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
38 * testsuite/Makefile.am (plugin_test_5): New test case.
39 * testsuite/Makefile.in: Regenerate.
41 2009-10-25 Doug Kwan <dougkwan@google.com>
43 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
44 from private to protected to allow access by child class.
45 (Sized_relobj::do_relocate_sections): New method declaration.
46 (Sized_relobj::relocate_sections): Virtualize.
47 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
48 Sized_relobj::relocate_sections. Instantiate template explicitly
49 for different target sizes and endianity.
51 2009-10-24 Doug Kwan <dougkwan@google.com>
53 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
54 (Arm_input_section::as_arm_input_section): New method.
55 (Arm_output_section): New class definition.
56 (Arm_output_section::create_stub_group,
57 Arm_output_section::group_sections): New method definitions.
59 2009-10-22 Doug Kwan <dougkwan@google.com>
61 * arm.cc (Arm_input_section): New class definition.
62 (Arm_input_section::init, Arm_input_section:do_write,
63 Arm_input_section::set_final_data_size,
64 Arm_input_section::do_reset_address_and_file_offset): New method
67 2009-10-21 Doug Kwan <dougkwan@google.com>
69 * arm.cc (Stub_table, Arm_input_section): New forward class
71 (Stub_table): New class defintion.
72 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
73 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
74 New method definition.
76 2009-10-21 Doug Kwan <dougkwan@google.com>
78 * arm.cc: Update copyright comments.
79 (Target_arm): New forward class template declaration.
80 (Arm_address): New type.
81 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
82 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
83 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
85 (Insn_template): Same.
86 (DEF_STUBS): New macro.
87 (Stub_type): New enum type.
88 (Stub_template): New class definition.
92 (Target_arm::Target_arm): Initialize may_use_blx_ and
93 should_force_pic_veneer_.
94 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
95 Target_arm::should_force_pic_veneer,
96 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
97 Target_arm::using_thumb_only, Target_arm:;default_target): New
99 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
100 New data member declarations.
101 (Insn_template::size, Insn_template::alignment): New method defintions.
102 (Stub_template::Stub_template): New method definition.
103 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
104 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
105 (Stub_factory::Stub_factory): New method definition.
106 * gold.h (string_hash): New template.
107 * output.h (Input_section_specifier::hash_value): Use
109 (Input_section_specifier::string_hash): Remove.
110 * stringpool.cc (Stringpool_template::string_hash): Use
113 2009-10-20 Doug Kwan <dougkwan@google.com>
115 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
116 symbols of relaxed input sections.
117 * output.h (Output_section::find_relaxed_input_section): Make
120 2009-10-16 Doug Kwan <dougkwan@google.com>
122 * dynobj.cc (Versions::Versions): Initialize version_script_.
123 Only insert base version symbol definition for a shared object
124 if version script defines any version versions.
125 (Versions::define_base_version): New method definition.
126 (Versions::add_def): Check that base version is not needed.
127 (Versions::add_need): Define base version lazily.
128 * dynobj.h (Versions::define_base_version): New method declaration.
129 (Versions::needs_base_version_): New data member declaration.
130 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
131 (check_DATA): Add no_version_test.stdout.
132 (libno_version_test.so, no_version_test.o no_version_test.stdout):
134 * testsuite/Makefile.in: Regenerate.
135 * testsuite/no_version_test.c: New file.
136 * testsuite/no_version_test.sh: Ditto.
138 2009-10-16 Doug Kwan <dougkwan@google.com>
140 * expression.cc (class Segment_start_expression): New class definition.
141 (Segment_start_expression::value): New method definition.
142 (script_exp_function_segment_start): Return a new
143 Segment_start_expression.
144 * gold/script-c.h (script_saw_segment_start_expression): New function
146 * script-sections.cc (Script_sections::Script_sections): Initialize
147 SAW_SEGMENT_START_EXPRESSION_ to false.
148 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
149 and -Tbbs options to specify section addresses if given in
150 command line and no SEGMENT_START expression is seen in a script.
151 * script-sections.h (Script_sections::saw_segment_start_expression,
152 Script_sections::set_saw_segment_start_expression): New method
154 (Script_sections::saw_segment_start_expression_): New data member
156 * script.cc (script_saw_segment_start_expression): New function.
157 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
158 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
159 script_test_7.sh and script_test_8.sh.
160 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
161 script_test_8.stdout.
162 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
163 (script_test_6, script_test_6.stdout, script_test_7,
164 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
165 * Makefile.in: Regenerate.
166 * testsuite/script_test_6.sh: New file.
167 * testsuite/script_test_6.t: Same.
168 * testsuite/script_test_7.sh: Same.
169 * testsuite/script_test_7.t: Same.
170 * testsuite/script_test_8.sh: Same.
172 2009-10-16 Doug Kwan <dougkwan@google.com>
174 * output.cc (Output_segment::set_section_list_address): Cast
175 expressions to unsigned long long type to avoid format warnings.
177 2009-10-15 Ian Lance Taylor <iant@google.com>
179 * script.cc (Script_options::add_symbol_assignment): Always add a
180 dot assginment to script_sections_.
181 * script-sections.cc (Script_sections::add_dot_assignment):
182 Initialize if necessary.
184 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
185 program headers with no load segment if there is a linker script.
187 * layout.cc (Layout::set_segment_offsets): Align the file offset
188 to the segment aligment for -N or -n with no load segment.
189 * output.cc (Output_segment::add_output_section): Don't crash if
190 the first section is a TLS section.
191 (Output_segment::set_section_list_addresses): Print an error
192 message if the address moves backward in a linker script.
194 (Output_section_element_input::set_section_addresses): Don't
195 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
196 (Orphan_output_section::set_section_addresses): Likewise.
198 2009-10-15 Doug Kwan <dougkwan@google.com>
200 * layout.cc (Layout::finish_dynamic_section): Generate tags
201 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
202 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
203 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
205 2009-10-14 Ian Lance Taylor <iant@google.com>
207 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
209 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
210 data_shdr fields of relinfo.
211 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
212 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
213 R_386_TLS_LDO_32, adjust based on section flags.
214 (Target_i386::Relocate::fix_up_ldo): Remove.
216 2009-10-13 Ian Lance Taylor <iant@google.com>
218 Add support for -pie.
219 * options.h (class General_options): Add -pie and
221 (General_options::output_is_position_independent): Test -pie.
222 (General_options::output_is_executable): Return true if not shared
224 (General_options::output_is_pie): Remove.
225 * options.cc (General_options::finalize): Reject incompatible uses
227 * gold.cc (queue_middle_tasks): A -pie link is not static.
228 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
229 * symtab.cc (Symbol::final_value_is_known): Return false if
230 output_is_position_independent.
231 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
232 output_is_position_independent.
233 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
234 output_is_position_independent.
235 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
236 output_is_position_independent.
237 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
239 (basic_pie_test.o, basic_pie_test): New targets.
240 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
241 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
242 (two_file_pie_test): New target.
243 * testsuite/Makefile.in: Rebuild.
244 * README: Remove note saying that -pie is not supported.
246 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
248 * options.h (class General_options): Add -init and -fini.
249 * layout.cc (Layout::finish_dynamic_section): Emit
250 given init and fini functions.
252 2009-10-13 Sriraman Tallam <tmsriram@google.com>
254 * gc.h (gc_process_relocs): Check if icf is enabled using new
256 * gold.cc (queue_initial_tasks): Likewise.
257 (queue_middle_tasks): Likewise.
258 * object.cc (do_layout): Likewise.
259 * symtab.cc (is_section_folded): Likewise.
260 * main.cc (main): Likewise.
261 * reloc.cc (Read_relocs::run): Likewise.
262 (Sized_relobj::do_scan_relocs): Likewise.
263 * icf.cc (is_function_ctor_or_dtor): New function.
264 (Icf::find_identical_sections): Check if function is ctor or dtor when
266 * options.h (General_options::icf): Change option to be an enum.
267 (Icf_status): New enum.
268 (icf_enabled): New method.
269 (icf_safe_folding): New method.
270 (set_icf_status): New method.
271 (icf_status_): New variable.
272 * (options.cc) (General_options::finalize): Set icf_status_.
273 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
274 icf_test and icf_keep_unique_test to use the --icf enum flag.
275 * testsuite/icf_safe_test.sh: New file.
276 * testsuite/icf_safe_test.cc: New file.
278 2009-10-12 Sriraman Tallam <tmsriram@google.com>
280 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
281 includes to gc.h and icf.h.
282 * arm.cc: Include gc.h.
285 * powerpc.cc: Likewise.
286 * sparc.cc: Likewise.
287 * x86_64.cc: Likewise.
288 * gc.h: Include icf.h.
290 2009-10-11 Ian Lance Taylor <iant@google.com>
292 * plugin.cc: Include "gold.h" before other header files.
294 2009-10-10 Chris Demetriou <cgd@google.com>
296 * options.h (Input_file_argument::Input_file_type): New enum.
297 (Input_file_argument::is_lib_): Replace with...
298 (Input_file_argument::type_): New member.
299 (Input_file_argument::Input_file_argument): Take Input_file_type
300 'type' rather than boolean 'is_lib' as second argument.
301 (Input_file_argument::is_lib): Use type_.
302 (Input_file_argument::is_searched_file): New function.
303 (Input_file_argument::may_need_search): Handle is_searched_file.
304 * options.cc (General_options::parse_library): Support -l:filename.
305 (General_options::parse_just_symbols): Update for Input_file_argument
307 (Command_line::process): Likewise.
308 * archive.cc (Archive::get_file_and_offset): Likewise.
309 * plugin.cc (Plugin_manager::release_input_file): Likewise.
310 * script.cc (read_script_file, script_add_file): Likewise.
311 * fileread.cc (Input_file::Input_file): Likewise.
312 (Input_file::will_search_for): Handle is_searched_file.
313 (Input_file::open): Likewise.
314 * readsyms.cc (Read_symbols::get_name): Likewise.
315 * testsuite/Makefile.am (searched_file_test): New test.
316 * testsuite/Makefile.in: Regenerate.
317 * testsuite/searched_file_test.cc: New file.
318 * testsuite/searched_file_test_lib.cc: New file.
320 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
321 Ian Lance Taylor <iant@google.com>
323 * descriptor.cc: Include <cstdio> and "binary-io.h".
324 (Descriptors::open): Open the files in binary mode always.
325 * script.cc (Lex::get_token): Treat \r as whitespace.
327 2009-10-09 Ian Lance Taylor <iant@google.com>
329 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
331 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
332 Ian Lance Taylor <iant@google.com>
334 * configure.ac: Check for readv function also.
335 * fileread.cc (readv): Define if not HAVE_READV.
336 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
338 * config.in: Regenerate.
339 * configure: Regenerate.
341 2009-10-09 Doug Kwan <dougkwan@google.com>
343 * layout.cc (Layout::make_output_section): Call target hook to make
344 ordinary output section.
345 (Layout::finalize): Adjust parameter list of call the
347 * layout.h (class Layout::section_list): New method.
348 * merge.h (Output_merge_base::entsize): Change visibility to public.
349 (Output_merge_base::is_string, Output_merge_base::do_is_string):
351 (Output_merge_string::do_is_string): New method.
352 * object.cc (Sized_relobj::do_setup): renamed from
353 Sized_relobj::set_up.
354 * object.h (Sized_relobj::adjust_shndx,
355 Sized_relobj::initializ_input_to_output_maps,
356 Sized_relobj::free_input_to_output_maps): Change visibilities to
358 (Sized_relobj::setup): Virtualize.
359 (Sized_relobj::do_setup): New method declaration.
360 (Sized_relobj::invalidate_section_offset,
361 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
362 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
363 * options.cc (parse_int): New function.
364 * options.h (parse_int): New declaration.
365 (DEFINE_int): New macro.
366 (stub_group_size): New option.
367 * output.cc (Output_section::Output_section): Initialize memebers
368 merge_section_map_, merge_section_by_properties_map_,
369 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
370 (Output_section::add_input_section): Handled deferred code-fill
371 generation and remove an old comment.
372 (Output_section::add_relaxed_input_section): New method definition.
373 (Output_section::add_merge_input_section): Use merge section by
374 properties map to speed to search. Update merge section maps
376 (Output_section::build_relaxation_map): New method definition.
377 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
379 (Output_section::relax_input_section): Renamed to
380 Output_section::convert_input_sections_to_relaxed_sections and change
381 interface to take a vector of pointers to relaxed sections.
382 (Output_section::find_merge_section,
383 Output_section::find_relaxed_input_section): New method definitions.
384 (Output_section::is_input_address_mapped,
385 Output_section::output_offset, Output_section::output_address):
386 Use output section data maps to speed up searching.
387 (Output_section::find_starting_output_address): Add comments.
388 (Output_section::do_write,
389 Output_section::write_to_postprocessing_buffer): Do code-fill
390 generation as appropriate.
391 (Output_section::get_input_sections): Invalidate relaxed input section
393 (Output_section::restore_states): Adjust type of checkpoint .
394 Invalidate relaxed input section map.
395 * output.h (Output_merge_base): New class declaration.
396 (Input_section_specifier): New class defintion.
397 (class Output_relaxed_input_section) Change base class to
398 Output_section_data_build.
399 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
400 base class initializer.
401 (Output_section::add_relaxed_input_section): New method declaration.
402 (Output_section::Input_section): Change visibility to protected.
403 (Output_section::Input_section::relobj,
404 Output_section::Input_section::shndx): Handle relaxed input sections.
405 Output_section::input_sections) Change visibility to protected. Also
406 define overload to return a non-const pointer.
407 (Output_section::Merge_section_properties): New class defintion.
408 (Output_section::Merge_section_by_properties_map,
409 Output_section::Output_section_data_by_input_section_map,
410 Output_section::Relaxation_map): New types.
411 (Output_section::relax_input_section): Rename method to
412 Output_section::convert_input_sections_to_relaxed_sections and change
413 interface to take a vector of relaxed section pointers.
414 (Output_section::find_merge_section,
415 Output_section::find_relaxed_input_section,
416 Output_section::build_relaxation_map,
417 Output_section::convert_input_sections_in_list_to_relaxed_sections):
418 New method declarations.
419 (Output_section::merge_section_map_
420 Output_section::merge_section_by_properties_map_,
421 Output_section::relaxed_input_section_map_,
422 Output_section::is_relaxed_input_section_map_valid_,
423 Output_section::generate_code_fills_at_write_): New data members.
425 (Output_section_element_input::set_section_addresses): Call
426 current_data_size and addralign methods of relaxed input sections.
427 (Orphan_output_section::set_section_addresses): Call current_data_size
428 and addralign methods of relaxed input sections.
429 * symtab.cc (Symbol_table::compute_final_value): Extract template
430 from the body of Symbol_table::sized_finalize_symbol.
431 (Symbol_table::sized_finalized_symbol): Call
432 Symbol_table::compute_final_value.
433 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
434 (Symbol_table::compute_final_value): New templated method declaration.
435 * target.cc (Target::do_make_output_section): New method defintion.
436 * target.h (Target::make_output_section): New method declaration.
437 (Target::relax): Add more parameters for input objects, symbol table
438 and layout. Adjust call to do_relax.
439 (Target::do_make_output_section): New method declaration.
440 (Target::do_relax): Add parameters for input objects, symbol table
443 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
445 * pread.c: Include stdio.h.
447 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
449 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
452 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
454 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
455 Change read_shndx type to unsigned int.
456 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
458 (Sized_dwarf_line_info::read_line_mappings): Likewise.
459 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
460 Change read_shndx type to unsigned int.
461 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
463 (Sized_dwarf_line_info::read_line_mappings): Likewise.
464 * layout.cc (Layout::create_symtab_sections): Cast the result of
465 local_symcount * symsize to off_t in the gold_assert.
467 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
469 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
470 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
472 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
473 (Arm_relocate_functions::thm_abs5): New function.
474 (Arm_relocate_functions::abs12): New function.
475 (Arm_relocate_functions::abs16): New function.
476 (Arm_relocate_functions::base_abs): New function.
477 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
478 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
479 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
481 (Scan::global): Likewise.
482 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
483 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
484 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
485 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
488 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
490 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
491 (Arm_relocate_functions::movt_prel): New function.
492 (Arm_relocate_functions::thm_movw_prel_nc): New function.
493 (Arm_relocate_functions::thm_movt_prel): New function.
494 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
495 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
496 (Scan::global, Relocate::relocate): Likewise.
497 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
499 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
501 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
503 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
505 (class Incremental_inputs_header): New class.
506 (Incremental_inputs_header_writer): Edit comment.
507 (Incremental_inputs_entry): New class.
508 (Incremental_inputs_entry_writer): Edit comment.
509 (Sized_incremental_binary::do_find_incremental_inputs_section):
510 Add *strtab_shndx parameter, fill it.
511 (Sized_incremental_binary::do_check_inputs): New method.
512 (Incremental_checker::can_incrementally_link_output_file): Use
513 Sized_incremental_binary::check_inputs.
514 (Incremental_inputs::report_command_line): Save command line in
517 (Incremental_binary::find_incremental_inputs_section): New
519 (Incremental_binary::do_find_incremental_inputs_section): Add
520 strtab_shndx parameter.
521 (Incremental_binary::do_check_inputs): New pure virtual method.
522 (Sized_incremental_binary::do_check_inputs): Declare.
523 (Incremental_checker::Incremental_checker): Add incremental_inputs
524 parameter, use it to initialize incremental_inputs_.
525 (Incremental_checker::incremental_inputs_): New field.
526 (Incremental_checker::command_line): New method.
527 (Incremental_checker::inputs): New method.
528 (Incremental_checker::command_line_): New field.
530 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
532 * incremental.cc: Include <cstdarg> and "target-select.h".
533 (vexplain_no_incremental): New function.
534 (explain_no_incremental): New function.
535 (Incremental_binary::error): New method.
536 (Sized_incremental_binary::do_find_incremental_inputs_section): New
538 (make_sized_incremental_binary): New function.
539 (open_incremental_binary): New function.
540 (can_incrementally_link_file): Add checks if output is ELF and has
542 * incremental.h: Include "elfcpp_file.h" and "output.h".
543 (Incremental_binary): New class.
544 (Sized_incremental_binary): New class.
545 (open_incremental_binary): Declare.
546 * object.cc (is_elf_object): Use
547 elfcpp::Elf_recognizer::is_elf_file.
548 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
549 * output.h (Output_file::filesize): New method.
551 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
553 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
555 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
556 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
558 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
560 (Arm_relocate_functions::movw_abs_nc): New function.
561 (Arm_relocate_functions::movt_abs): New function.
562 (Arm_relocate_functions::thm_movw_abs_nc): New function.
563 (Arm_relocate_functions::thm_movt_abs): New function.
564 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
565 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
566 (Scan::global): Likewise.
567 (Relocate::relocate): Likewise.
568 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
570 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
572 * arm.cc (Arm_relocate_functions::got_prel) New function.
573 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
574 (Relocate::relocate): Likewise.
575 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
577 2009-10-06 Ian Lance Taylor <iant@google.com>
579 * options.h (class General_options): Define
580 split_stack_adjust_size parameter.
581 * object.h (class Object): Add uses_split_stack_ and
582 has_no_split_stack_ fields. Add uses_split_stack and
583 has_no_split_stack accessor functions. Declare
584 handle_split_stack_section.
585 (class Reloc_symbol_changes): Define.
586 (class Sized_relobj): Define Function_offsets. Declare
587 split_stack_adjust, split_stack_adjust_reltype, and
589 * object.cc (Object::handle_split_stack_section): New function.
590 (Sized_relobj::do_layout): Call handle_split_stack_section.
591 * dynobj.cc (Sized_dynobj::do_layout): Call
592 handle_split_stack_section.
593 * reloc.cc (Sized_relobj::relocate_sections): Call
594 split_stack_adjust for executable sections in split_stack
595 objects. Pass reloc_map to relocate_section.
596 (Sized_relobj::split_stack_adjust): New function.
597 (Sized_relobj::split_stack_adjust_reltype): New function.
598 (Sized_relobj::find_functions): New function.
599 * target-reloc.h: Include "object.h".
600 (relocate_section): Add reloc_symbol_changes parameter. Change
602 * target.h (class Target): Add calls_non_split method. Declare
603 do_calls_non_split virtual method. Declare match_view and
605 * target.cc: Include "elfcpp.h".
606 (Target::do_calls_non_split): New function.
607 (Target::match_view): New function.
608 (Target::set_view_to_nop): New function.
609 * gold.cc (queue_middle_tasks): Give an error if mixing
610 split-stack and non-split-stack objects with -r.
611 * i386.cc (Target_i386::relocate_section): Add
612 reloc_symbol_changes parameter.
613 (Target_i386::do_calls_non_split): New function.
614 * x86_64.cc (Target_x86_64::relocate_section): Add
615 reloc_symbol_changes parameter.
616 (Target_x86_64::do_calls_non_split): New function.
617 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
619 * powerpc.cc (Target_powerpc::relocate_section): Add
620 reloc_symbol_changes parameter.
621 * sparc.cc (Target_sparc::relocate_section): Add
622 reloc_symbol_changes parameter.
623 * configure.ac: Call AM_CONDITIONAL for the default target.
624 * configure: Rebuild.
625 * testsuite/Makefile.am (TEST_AS): New variable.
626 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
627 (check_DATA): Add split_i386 and split_x86_64 files.
628 (SPLIT_DEFSYMS): Define.
629 (split_i386_[1234n].o): New targets.
630 (split_i386_[124]): New targets.
631 (split_i386_[1234r].stdout): New targets.
632 (split_x86_64_[1234n].o): New targets.
633 (split_x86_64_[124]): New targets.
634 (split_x86_64_[1234r].stdout): New targets.
635 (MOSTLYCLEANFILES): Add new executables.
636 * testsuite/split_i386.sh: New file.
637 * testsuite/split_x86_64.sh: New file.
638 * testsuite/split_i386_1.s: New file.
639 * testsuite/split_i386_2.s: New file.
640 * testsuite/split_i386_3.s: New file.
641 * testsuite/split_i386_4.s: New file.
642 * testsuite/split_i386_n.s: New file.
643 * testsuite/split_x86_64_1.s: New file.
644 * testsuite/split_x86_64_2.s: New file.
645 * testsuite/split_x86_64_3.s: New file.
646 * testsuite/split_x86_64_4.s: New file.
647 * testsuite/split_x86_64_n.s: New file.
648 * testsuite/testfile.cc (Target_test): Update relocation_section
650 * testsuite/Makefile.in: Rebuild.
652 2009-10-06 Ian Lance Taylor <iant@google.com>
654 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
655 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
656 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
657 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
658 the address on ldo_addrs_.
659 (Target_i386::Relocate::fix_up_ldo): New function.
661 2009-10-06 Rafael Espindola <espindola@google.com>
663 * plugin.cc (add_input_library): New.
664 (Plugin::load): Add add_input_library to tv.
665 (Plugin_manager::add_input_file): Add the is_lib argument.
666 (add_input_file): Update call to Plugin_manager::add_input_file.
667 (add_input_library): New.
668 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
670 2009-09-30 Doug Kwan <dougkwan@google.com>
672 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
673 symbol and call Symbol::may_need_copy_reloc to determine if
674 a copy reloc is needed.
675 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
676 nocopyreloc is given in command line.
677 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
678 given in command line.
679 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
680 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
681 of the removed Target_i386::may_need_copy_reloc.
682 * options.h (copyreloc): New option with default value false.
683 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
684 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
685 instead of the removed Target_powerpc::may_need_copy_reloc.
686 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
687 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
688 instead of the removed Target_sparc::may_need_copy_reloc.
689 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
690 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
691 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
692 instead of the removed Target_x86_64::may_need_copy_reloc.
694 2009-09-30 Ian Lance Taylor <iant@google.com>
696 * object.h (class Object): Remove target_ field, and target,
697 sized_target, and set_target methods.
698 (Object::sized_target): Remove.
699 (class Sized_relobj): Update declarations. Remove sized_target.
700 * object.cc (Sized_relobj::setup): Remove target parameter.
702 (Input_objects::add_object): Don't do anything with the target.
703 (make_elf_sized_object): Add punconfigured parameter. Change all
704 callers. Set or test parameter target.
705 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
707 * parameters.cc (Parameters::set_target): Change parameter type to
709 (Parameters::default_target): Remove.
710 (set_parameters_target): Change parameter type to be non-const.
711 (parameters_force_valid_target): New function.
712 (parameters_clear_target): New function.
713 * parameters.h (class Parameters): Update declarations. Remove
714 default_target method. Add sized_target and clear_target
715 methods. Change target_ to be non-const.
716 (set_parameters_target): Update declaration.
717 (parameters_force_valid_target): Declare.
718 (parameters_clear_target): Declare.
719 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
720 as NULL if we aren't searching.
721 (Add_symbols::run): Don't check for compatible target.
722 * fileread.cc (Input_file::open_binary): Call
723 parameters_force_valid_target.
724 * gold.cc (queue_middle_tasks): Likewise.
725 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
726 set_target on object.
727 * dynobj.h (class Sized_dynobj): Update declarations.
728 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
729 make_elf_object returns NULL.
730 (Archive::include_member): Don't check whether object target is
732 * output.cc (Output_section::add_input_section): Get target from
734 (Output_section::relax_input_section): Likewise.
735 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
737 (Sized_relobj::do_scan_relocs): Likewise.
738 (Sized_relobj::relocate_sections): Likewise.
739 * resolve.cc (Symbol_table::resolve): Likewise.
740 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
741 parameter. Change all callers.
742 (Symbol_table::add_from_object): Get target from parameters.
743 (Symbol_table::add_from_relobj): Don't check object target.
744 (Symbol_table::add_from_dynobj): Likewise.
745 (Symbol_table::define_special_symbol): Get target from
747 * symtab.h (class Symbol_table): Update declaration.
748 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
749 parameter. Change all callers. Clear parameter target.
750 (Binary_test): Test target here.
751 * testsuite/object_unittest.cc (gold_testsuite): Remove
752 target_test_pointer parameter. Change all callers.
753 (Object_test): Test target here.
755 2009-09-26 Ian Lance Taylor <iant@google.com>
757 * testsuite/initpri1.c: Don't try to use constructor priorities if
758 compiling with gcc before 4.3.
760 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
762 * testsuite/retain_symbols_file_test.sh (check_present): Change
763 output file name to retain_symbols_file_test.stdout.
764 (check_absent): Likewise.
766 2009-09-18 Craig Silverstein <csilvers@google.com>
768 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
769 * options.cc: Include <cerrno> and <fstream>.
770 (General_options::finalize): Parse -retain-symbols-file tag.
771 * options.h: New flag.
772 (General_options): New method should_retain_symbol, new
773 variable symbols_to_retain.
774 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
775 should_retain_symbol map.
776 * testsuite/Makefile.am (retain_symbols_file_test): New test.
777 * testsuite/Makefile.in: Regenerate.
778 * testsuite/retain_symbols_file_test.sh: New file.
780 2009-09-18 Nick Clifton <nickc@redhat.com>
782 * po/es.po: Updated Spanish translation.
784 2009-09-17 Doug Kwan <dougkwan@google.com>
786 * debug.h (DEBUG_RELAXATION): New constant.
787 (DEBUG_ALL): Add DEBUG_RELAXATION.
788 (debug_string_to_enum): Add relaxation debug option.
790 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
791 Layout::Relaxation_debug_check::read_sections,
792 Layout::Relaxation_debug_check::read_sections): New method definitions.
793 (Layout::Layout): Initialize data members
794 record_output_section_data_from_scrips_,
795 script_output_section_data_list_ and relaxation_debug_check_.
796 (Layout::save_segments, Layout::restore_segments,
797 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
798 Layout::relaxation_loop_body): New method definitions.
799 (Layout::finalize): Support relaxation. Move section layout code to
800 Layout::relaxation_loop_body.
801 (Layout::set_asection_address_from_script): Move code for orphan
802 section placement out.
803 (Layout::place_orphan_sections_in_script): New method definition.
804 * layout.h (Output_segment_headers, Output_file_header):
805 New forward class declarations.
806 (Layout::~Layout): Define.
807 (Layout::new_output_section_data_from_script): New method definition.
808 (Layout::place_orphan_sections_in_script): New method declaration.
809 (Layout::Segment_states): New type declaration.
810 (Layout::save_segments, Layout::restore_segments,
811 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
812 Layout::relaxation_loop_body): New method declarations.
813 (Layout::Output_section_data_list): New type declaration.
814 (Layout::Relaxation_debug_check): New class definition.
815 (Layout::record_output_section_data_from_script_,
816 Layout::script_output_section_data_list_, Layout::segment_states_,
817 Layout::relaxation_debug_check_): New data members.
818 * output.cc: (Output_section_headers::do_size): New method definition.
819 (Output_section_headers::Output_section_headers): Move size
820 computation to Output_section_headers::do_size.
821 (Output_segment_headers::do_size): New method definition.
822 (Output_file_header::Output_file_header): Move size computation to
823 Output_file_header::do_size and call it.
824 (Output_file_header::do_size): New method definition.
825 (Output_data_group::Output_data_group): Adjust call to
827 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
828 (Output_symtab_xindex::do_write): Add array bound check.
829 (Output_section::Input_section::print_to_mapfile): Handle
830 RELAXED_INPUT_SECTION_CODE.
831 (Output_section::Output_section): Initialize data member checkpoint_.
832 (Output_section::~Output_section): Delete checkpoint object pointed
834 (Output_section::add_input_section): Always add an Input_section if
836 (Output_section::add_merge_input_section): Add assert.
837 (Output_section::relax_input_section): New method definition.
838 (Output_section::set_final_data_size): Set load address to zero for
839 an unallocated section.
840 (Output_section::do_address_and_file_offset_have_reset_values):
841 New method definition.
842 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
843 Handle relaxed input section.
844 (Output_section::sort_attached_input_sections): Checkpoint input
846 (Output_section::get_input_sections): Change type of input_sections to
847 list of Simple_input_section pointers. Checkpoint input section list
848 lazily. Also handle relaxed input sections.
849 (Output_section::add_input_section_for_script): Take a reference to
850 a Simple_input_section object instead of Relobj pointer and section
851 index as parameter. Handle relaxed input sections.
852 (Output_section::save_states, Output_section::restore_states): New
854 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
855 (Output_data::is_data_size_fixed): New method definition.
856 (Output_data::reset_addresss_and_file_offset): Do not reset data size
858 (Output_data::address_and_file_offset_have_reset_values): New method
860 (Output_data::do_address_and_file_offset_have_reset_values): New method
862 (Output_data::set_data_size): Check that data size is not fixed.
863 (Output_data::fix_data_size): New method definition.
864 (Output_data::is_data_size_fixed_): New data member.
865 (Output_section_headers::set_final_data_size): New method definition.
866 (Output_section_headers::do_size): New method declaration.
867 (Output_segment_headers::set_final_data_size): New method definition.
868 (Output_segment_headers::do_size): New method declaration.
869 (Output_file_header::set_final_data_size)::New method definition.
870 (Output_file_header::do_size)::New method declaration.
871 (Output_section_data::Output_section_data): Add new parameter
872 is_data_size_fixed and use it to fix data size.
873 (Output_data_const::Output_data_const): Adjust call to base class
874 constructor and fix data size.
875 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
876 base class constructor and fix data size.
877 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
878 base class constructor and fix data size.
879 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
880 class constructor and fix data size.
881 (Output_data_group::set_final_data_size): New method definition.
882 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
883 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
884 class constructor and fix data size.
885 (Output_relaxed_input_section): New class definition.
886 (Output_section::Simple_input_section): New class definition.
887 (Output_section::get_input_sections): Adjust parameter list.
888 (Output_section::add_input_section_for_script): Same.
889 (Output_section::save_states, Output_section::restore_states,
890 Output_section::do_address_and_file_offset_have_reset_values,
891 (Output_section::Input_section::Input_section): Handle
892 RELAXED_INPUT_SECTION_CODE. Add new overload for
893 Output_relaxed_input_section.
894 (Output_section::Input_section::is_input_section,
895 Output_section::Input_section::set_output_section): Handle relaxed
897 (Output_section::Input_section::is_relaxed_input_section,
898 Output_section::Input_section::output_section_data,
899 Output_section::Input_section::relaxed_input_section): New method
901 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
903 (Output_section::Input_section::u1_): Update comments.
904 (Output_section::Input_section::u2_): Add new union member poris.
905 (Output_section::Checkpoint_output_section): New classs definition.
906 (Output_section::relax_input_section): New method declaration.
907 (Output_section::checkpoint_): New data member.
908 (Output_segment): Update comments.
909 (Output_segment::Output_segment): Un-privatize copy constructor.
910 (Output_segment::operator=): Un-privatize.
911 * script-sections.cc (Output_section_element::Input_section_list):
912 Change element type to Output_section::Simple_input_section.
913 (Output_section_element_dot_assignment::set_section_addresses):
914 Register output section data for relaxation clean up.
915 (Output_data_exression::Output_data_expression): Adjust call to base
916 constructor to fix data size.
917 (Output_section_element_data::set_section_addresses): Register
918 Output_data_expression object for relaxation clean up.
919 (struct Input_section_info): Replace Relobj pointer and section index
920 pair with Output_section::Simple_input_section and Convert struct to a
922 (Input_section_sorter::operator()): Adjust access to
923 Input_section_info data member to use accessors.
924 (Output_section_element_input::set_section_addresses): Use layout
925 parameter. Adjust code to use Output_section::Simple_input_section
926 and Input_secction_info classes. Register filler for relaxation
928 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
929 and section index pair with Output_section::Simple_input_section
930 class. Adjust code accordingly.
931 (Phdrs_element::release_segment): New method definition.
932 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
934 (Script_sections::release_segments): New method definition.
935 * gold/script-sections.h (Script_sections::release_segments): New
937 * gold/target.h (Target::may_relax, Target::relax,
938 Target::do_may_relax, Target::do_relax): New method definitions.
940 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
942 * arm.cc (has_signed_unsigned_overflow): New function.
943 (Arm_relocate_functions::abs8): New function.
944 (Target_arm::Scan::local): Handle R_ARM_ABS8.
945 (Target_arm::Scan::global): Likewise.
946 (Target_arm::relocate::relocate): Likewise.
947 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
950 2009-09-16 Cary Coutant <ccoutant@google.com>
952 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
953 * testsuite/Makefile.in: Regenerate.
955 2009-09-11 Nick Clifton <nickc@redhat.com>
957 * po/gold.pot: Updated by the Translation project.
959 2009-09-08 Cary Coutant <ccoutant@google.com>
961 * output.cc (Output_file::open): Add execute permission to empty file.
962 * testsuite/Makefile.am (permission_test): New test.
963 * testsuite/Makefile.in: Regenerate.
965 2009-09-02 Ian Lance Taylor <iant@google.com>
967 * output.cc (Output_file::resize): Call map_no_anonymous rather
970 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
972 * gold.cc: Include "incremental.h".
973 (queue_initial_tasks): Call Incremental_checker methods.
974 * incremental.cc: Include "output.h".
975 (Incremental_checker::can_incrementally_link_output_file): New
977 * incremental.h (Incremental_checker): New class.
979 * output.cc (Output_file::open_for_modification): New method.
980 (Output_file::map_anonymous): Changed return type to bool. Record
982 (Output_file::map_no_anonymous): New method, broken out of map.
983 (Output_file::map): Use map_no_anonymous and map_anonymous.
984 * output.h (class Output_file): Update declarations.
986 2009-08-24 Cary Coutant <ccoutant@google.com>
988 * options.h (Command_line::Pre_options): New class.
989 (Command_line::pre_options): New member.
990 * options.cc (gold::options::ready_to_register): New variable.
991 (One_option::register_option): Do nothing if not registering options.
992 Assert if same short option registered twice.
993 (General_options::General_options): Turn off option registration when
995 (Command_line::Pre_options::Pre_options): New constructor.
997 2009-08-24 Cary Coutant <ccoutant@google.com>
999 * options.h (General_options::no_keep_memory): Remove incorrect
1002 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1004 * Makefile.am (am__skiplex, am__skipyacc): New.
1005 * Makefile.in: Regenerate.
1007 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1009 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1010 (INCLUDES): ... this.
1011 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1012 (AM_CPPFLAGS): Renamed from ...
1013 (INCLUDE): ... this.
1014 * Makefile.in, testsuite/Makefile.in: Regenerate.
1016 * Makefile.in: Regenerate.
1017 * aclocal.m4: Likewise.
1018 * config.in: Likewise.
1019 * configure: Likewise.
1020 * testsuite/Makefile.in: Likewise.
1022 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1023 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1024 * Makefile.in: Regenerate.
1025 * testsuite/Makefile.in: Regenerate.
1027 2009-08-19 Cary Coutant <ccoutant@google.com>
1029 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1030 symbols in shared libraries overridden by hidden or internal symbols
1031 in the main program.
1033 2009-08-19 Chris Demetriou <cgd@google.com>
1035 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1036 checking source file names in error messages.
1038 2009-08-18 Doug Kwan <dougkwan@google.com>
1040 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1041 an elcpp::Ehdr as parameter. Adjust call to set_target.
1042 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1043 an elfcpp::Ehdr as parameter.
1044 * object.cc (Object::set_target): Remove the version that looks up
1045 a target and sets it.
1046 (Sized_relobj::setup): Take a Target object instead of
1047 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1048 (make_elf_sized_object): Find target and ask target to
1050 * object.h: (Object::set_target): Remove the version that looks up
1051 a target and sets it.
1052 (Sized_relobj::setup): Take a Target object instead of
1053 an elfcpp:Ehdr as parameter.
1054 * target.cc: Include dynobj.h.
1055 (Target::do_make_elf_object_implementation): New.
1056 (Target::do_make_elf_object): New.
1057 * target.h (Target::make_elf_object): New template declaration.
1058 (Target::do_make_elf_object): New method declarations.
1059 (Target::do_make_elf_object_implementation): New template declaration.
1061 2009-08-14 Ian Lance Taylor <iant@google.com>
1063 * gold.h (FUNCTION_NAME): Define.
1064 (gold_unreachable): Use FUNCTION_NAME.
1066 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1068 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1069 symbol in the --keep-unique list is not found.
1071 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1073 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1074 been maked as --keep-unique.
1075 (Icf::unfold_section): New function.
1076 * icf.h (Icf::unfold_section): New function.
1077 * options.h (General_options::keep_unique): New option.
1078 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1079 * testsuite/Makefile.in: Regenerate.
1080 * testsuite/icf_keep_unique_test.sh: New file.
1081 * testsuite/icf_keep_unique_test.cc: New file.
1083 2009-08-12 Cary Coutant <ccoutant@google.com>
1086 * resolve.cc (Symbol_table::resolve): Check for references from
1087 dynamic objects to hidden and internal symbols.
1088 * testsuite/Makefile.am (hidden_test.sh): New test.
1089 * testsuite/Makefile.in: Regenerate.
1090 * testsuite/hidden_test.sh: New script.
1091 * testsuite/hidden_test_1.c: New test source.
1092 * testsuite/hidden_test_main.c: New test source.
1094 2009-08-11 Doug Kwan <dougkwan@google.com>
1096 * arm.cc: Update comments.
1097 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1098 segment to locate the .ARM.exidx section if present.
1100 2009-08-09 Doug Kwan <dougkwan@google.com>
1102 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1105 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1106 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1109 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1111 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1112 valid tls_segment only for non-debug-section relocations.
1113 * testsuite/Makefile.am: Add gc_tls_test.
1114 * testsuite/Makefile.in: Regenerate.
1115 * testsuite/gc_tls_test.cc: New file.
1116 * testsuite/gc_tls_test.sh: New file.
1118 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1122 * Makefile.am (CCFILES): Add icf.cc.
1124 * Makefile.in: Regenerate.
1125 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1126 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1127 section, symbol and addend information for the relocs.
1128 * gold.cc (queue_middle_tasks): Call identical code folding.
1129 * gold.h: Add defines for multimap.
1130 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1131 to the call of finalize_local_symbols.
1132 * main.cc (main): Create object of class Icf.
1133 * object.cc (Sized_relobj::do_layout): Allow this function to be
1134 called twice during icf.
1135 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1136 to sections marked as identical by icf.
1137 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1139 (Sized_relobj::do_section_entsize): New function.
1140 * object.h (Object::section_entsize): New function.
1141 (Object::do_section_entsize): New pure virtual function.
1142 (Relobj::finalize_local_symbols): Add new parameter.
1143 (Relobj::do_section_entsize): New function.
1144 * options.h (General_options::icf): New option.
1145 (General_options::icf_iterations): New option.
1146 (General_options::print_icf_sections): New option.
1147 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1148 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1149 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1151 * symtab.cc (Symbol_table::is_section_folded): New function.
1152 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1153 to sections marked as identical by icf.
1154 * symtab.h (Symbol_table::set_icf): New function.
1155 (Symbol_table::icf): New function.
1156 (Symbol_table::is_section_folded): New function.
1157 (Symbol_table::icf_): New data member.
1158 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1159 * testsuite/Makefile.am: Add commands to build icf_test.
1160 * testsuite/Makefile.in: Regenerate.
1161 * testsuite/icf_test.sh: New file.
1162 * testsuite/icf_test.cc: New file.
1164 2009-07-24 Chris Demetriou <cgd@google.com>
1166 * layout.cc (is_compressible_debug_section): Fix incorrect
1167 comment about compressed section names.
1169 2009-07-20 Ian Lance Taylor <ian@airs.com>
1172 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1174 2009-07-16 Ian Lance Taylor <iant@google.com>
1177 * layout.h: #include <map>.
1178 (class Kept_section): Change from struct to class. Add accessors
1179 and setters. Add section size to Comdat_group mapping. Change
1180 Comdat_group to std::map. Add is_comdat_ field. Add
1181 linkonce_size field in union.
1182 (class Layout): Update declaration of find_or_add_kept_section.
1183 Don't declare find_kept_object.
1184 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1185 parameter. Add object, shndx, is_comdat, and is_group_name
1186 parameters. Change all callers. Adjust for new Kept_section.
1187 (Layout::find_kept_object): Remove.
1188 * object.cc (Sized_relobj::include_section_group): Update use of
1189 Kept_section. Rename secnum to shndx. Only record
1190 Kept_comdat_section if sections are the same size.
1191 (Sized_relobj::include_linkonce_section): Update use of
1192 Kept_section. Only record Kept_comdat_section if sections are the
1193 same size. Set size of linkonce section.
1194 (Sized_relobj::map_to_kept_section): Update call to
1195 get_kept_comdat_section.
1196 * object.h (class Sized_relobj): Rename fields in
1197 Kept_comdat_section to drop trailing underscores; change object
1198 field to Relobj*. Change Kept_comdat_section_table to store
1199 struct rather than pointer.
1200 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1201 Add kept_object and kept_shndx parameters. Change all callers.
1202 (Sized_relobj::get_kept_comdat_section): Change return type to
1203 bool. Add kept_object and kept_shndx parameters. Change all
1205 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1206 Layout::find_or_add_kept_section.
1208 2009-07-09 Ian Lance Taylor <iant@google.com>
1210 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1211 Reserve space in the hash table.
1213 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1215 * fileread.cc (File_read::get_mtime): New method.
1216 * fileread.h (Timespec): New structure.
1217 (File_read::get_mtime): New method.
1218 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1219 Renamed from timestamp_nsec.
1220 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1222 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1224 (Incremental_inputs::report_archive): Save mtime; style fix.
1225 (Incremental_inputs::report_obejct): Save mtime; style fix.
1226 (Incremental_inputs::report_script): Save mtime; style fix.
1227 (Incremental_inputs::finalize_inputs): Style fix.
1228 (Incremental_inputs::finalize): Style fix.
1229 (Incremental_inputs::create_input_section_data): Store inputs
1231 * incremental.h (Incremental_inputs::report_script): Add mtime
1233 (Incremental_inputs::Input_info::Input_info): Intialize only one
1235 (Incremental_inputs::Input_info::archive): Move to nameless
1237 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1238 (Incremental_inputs::Input_info::script): Move to nameless union.
1239 (Incremental_inputs::mtime): New field.
1240 * script.cc (read_input_script): Pass file mtime to
1242 * script.h (Script_info::inputs): Style fix.
1244 2009-07-01 Ian Lance Taylor <ian@airs.com>
1246 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1249 2009-06-24 Ian Lance Taylor <iant@google.com>
1252 * layout.cc (Layout::choose_output_section): If we find an
1253 existing section, update the flags.
1254 (Layout::create_notes): New function, broken out of
1256 (Layout::finalize): Don't create note sections.
1257 (Layout::create_note): Don't crash if linker script discards
1259 (Layout::create_gold_note): Likewise.
1260 (Layout::create_build_id): Likewise. Don't set
1261 after_input_sections on the section.
1262 (Layout::create_executable_stack_info): Remove target parameter.
1264 * layout.h (class Layout): Declare create_notes. Update
1265 declaration of create_executable_stack_info.
1266 * gold.cc (queue_middle_tasks): Call create_notes.
1267 * output.cc (Output_section::update_flags_for_input_section): Move
1268 here from output.h. If SHF_ALLOC flag is newly set, mark address
1270 * output.h (Output_data::mark_address_invalid): New function.
1271 (class Output_section): Only declare, not define,
1272 update_flags_for_input_section. Remove set_flags.
1274 2009-06-24 Ian Lance Taylor <iant@google.com>
1276 * script-sections.cc (Output_section_definition::
1277 set_section_addresses): Rename shadowing local load_address to
1280 2009-06-24 Ian Lance Taylor <iant@google.com>
1283 * reloc.cc (relocate_sections): Skip empty relocation sections.
1285 2009-06-23 Ian Lance Taylor <iant@google.com>
1288 * layout.cc (Layout::create_note): Use choose_output_section
1289 rather than make_output_section.
1291 2009-06-23 Ian Lance Taylor <iant@google.com>
1294 * options.cc (General_options::parse_V): Set printed_version_.
1295 (General_options::General_options): Initialize printed_version_.
1296 * options.h (class General_options): Add printed_version_ field.
1297 * gold.cc (queue_initial_tasks): If there are no input files,
1298 don't give a fatal error if we printed the version information.
1299 (queue_middle_tasks): If using -r with a shared object, give a
1300 fatal error rather than an ordinary error.
1302 2009-06-23 Ian Lance Taylor <iant@google.com>
1305 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1306 (Layout::make_output_section): Set have_stabstr_section_ if we see
1307 a .stab*str section.
1308 (Layout::finalize): Call link_stabs_sections.
1309 (Layout::link_stabs_sections): New file.
1310 * layout.h (class Layout): Add have_stabstr_section_ field.
1311 Declare link_stabs_sections.
1313 2009-06-23 Doug Kwan <dougkwan@google.com>
1315 * Makefile.am (libgold_a_LIBADD): New.
1316 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1317 * Makefile.in: Regenerate.
1318 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1319 * configure: Regenerate.
1320 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1321 * fileread.cc: Include sys/state.h
1322 * gold.h: Declare memmem and strndup if found missing.
1323 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1325 2009-06-23 Ian Lance Taylor <iant@google.com>
1327 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1328 * configure: Rebuild.
1330 2009-06-23 Ian Lance Taylor <iant@google.com>
1333 * object.cc (Object::section_contents): Don't try to get a view if
1334 the section has length zero.
1335 (Object::handle_gnu_warning_section): If the section is empty, use
1336 the name of the section as the warning.
1338 2009-06-23 Ian Lance Taylor <iant@google.com>
1341 * stringpool.h (class Stringpool_template): Add optimize_ field.
1342 (Stringpool_template::set_optimize): New function.
1343 * stringpool.cc (Stringpool_template::Stringpool_template):
1344 Initialize optimize_ field.
1345 (Stringpool_template::set_string_offsets): Test local optimize
1346 fild rather than parameter.
1347 * layout.cc (Layout::Layout): Call set_optimize on the section
1350 2009-06-22 Ian Lance Taylor <iant@google.com>
1353 * yyscript.y: Parse TARGET.
1354 * script.cc (script_set_target): New function.
1355 * script-c.h (script_set_target): Declare.
1356 * options.cc (General_options::string_to_object_format): Rename
1357 from string_to_object_format in anonymous namespace. Change
1359 * options.h (class General_options): Declare
1360 string_to_object_format.
1362 2009-06-22 Ian Lance Taylor <iant@google.com>
1364 * script-sections.cc (Script_sections::create_segments): Don't put
1365 program headers in a PT_LOAD segment if -n or -N.
1367 2009-06-22 Ian Lance Taylor <iant@google.com>
1370 * options.h (class General_options): Add -z lazy and -z now. Sort
1371 -z options into alphabetical order.
1372 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1374 2009-06-21 Ian Lance Taylor <iant@google.com>
1376 * layout.cc (Layout::make_output_section): Call
1377 Target::new_output_section.
1378 (Layout::attach_allocated_section_to_segment): Put large section
1379 sections in a separate load segment with the large segment flag
1381 (Layout::segment_precedes): Sort large data segments after other
1383 (align_file_offset): New static function.
1384 (Layout::set_segment_offsets): Use align_file_offset.
1385 * output.h (class Output_section): Add is_small_section_ and
1386 is_large_section_ fields.
1387 (Output_section::is_small_section): New function.
1388 (Output_section::set_is_small_section): New function.
1389 (Output_section::is_large_section): New function.
1390 (Output_section::set_is_large_section): New function.
1391 (Output_section::is_large_data_section): New function.
1392 (class Output_segment): Add is_large_data_segment_ field.
1393 (Output_segment::is_large_data_segment): New function.
1394 (Output_segment::set_is_large_data_segment): New function.
1395 * output.cc (Output_section::Output_section): Initialize new
1397 (Output_segment::Output_segment): Likewise.
1398 (Output_segment::add_output_section): Add assertion that large
1399 data sections always go in large data segments. Force small data
1400 sections to the end of the list of data sections. Force small BSS
1401 sections to the start of the list of BSS sections. For large BSS
1402 sections to the end of the list of BSS sections.
1403 * symtab.h (class Symbol): Declare is_common_shndx.
1404 (Symbol::is_defined): Check Symbol::is_common_shndx.
1405 (Symbol::is_common): Likewise.
1406 (class Symbol_table): Define enum Commons_section_type. Update
1407 declarations. Add small_commons_ and large_commons_ fields.
1408 * symtab.cc (Symbol::is_common_shndx): New function.
1409 (Symbol_table::Symbol_table): Initialize new fields.
1410 (Symbol_table::add_from_object): Put small and large common
1411 symbols in the right list.
1412 (Symbol_table::sized_finalized_symbol): Check
1413 Symbol::is_common_shndx.
1414 (Symbol_table::sized_write_globals): Likewise.
1415 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1416 common symbol lists. Don't call do_allocate_commons_list if the
1418 (Symbol_table::do_allocate_commons_list): Remove is_tls
1419 parameter. Add comons_section_type parameter. Change all
1420 callers. Handle small and large common symbols.
1421 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1422 Symbol::is_common_shndx.
1423 * resolve.cc (symbol_to_bits): Likewise.
1424 * target.h (Target::small_common_shndx): New function.
1425 (Target::small_common_section_flags): New function.
1426 (Target::large_common_shndx): New function.
1427 (Target::large_common_section_flags): New function.
1428 (Target::new_output_section): New function.
1429 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1430 small_common_section_flags, and large_common_section_flags
1432 (Target::do_new_output_section): New virtual function.
1433 * arm.cc (Target_arm::arm_info): Initialize new fields.
1434 * i386.cc (Target_i386::i386_info): Likewise.
1435 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1437 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1438 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1439 (Target_x86_64::do_new_output_section): New function.
1440 * configure.ac: Define conditional MCMODEL_MEDIUM.
1441 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1442 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1443 (large_LDFLAGS): Define.
1444 * testsuite/large.c: New file.
1445 * testsuite/testfile.cc (Target_test::test_target_info):
1446 Initialize new fields.
1447 * configure, testsuite/Makefile.in: Rebuild.
1449 2009-06-05 Doug Kwan <dougkwan@google.com>
1451 * Makefile.am (CCFILES): Add target.cc.
1452 * Makefile.in: Regenerate.
1453 * i386.cc (class Target_i386): Define new virtual method to
1454 override do_is_local_label_name in parent.
1455 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1456 local symbols if --discard-locals or -X is given.
1457 * options.h (class General_options): Declare new options
1458 '--discard-locals' and '-X' for discarding locals.
1459 * target.h (class Target): Define new methods is_local_label_name.
1460 Declare new virtual method do_is_local_label_name.
1461 * target.cc: New file.
1462 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1463 (check_SCRIPTS): Add discard_locals_test.sh.
1464 (check_DATA): Add discard_local_tests.syms.
1465 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1466 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1467 * testsuite/Makefile.in: Regenerate.
1468 * testsuite/discard_locals_test.c: New file.
1469 * testsuite/discard_locals_test.sh: Same.
1471 2009-06-05 Doug Kwan <dougkwan@google.com>
1473 * object.cc (Sized_relobj::Sized_relobj): Initialize
1474 discarded_eh_frame_shndx_ to -1U.
1475 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1477 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1478 a discarded .eh_frame section.
1479 (Sized_relobj::do_finalize_local_symbols): Ditto.
1480 * object.h (class Sized_relobj): Declare new member
1481 discarded_eh_frame_shndx_.
1482 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1483 (local_labels_test.o, local_labels_test): New rules.
1484 * testsuite/Makefile.in: Regenerate.
1486 2009-06-04 Doug Kwan <dougkwan@google.com>
1488 * layout.cc (Layout::section_name_mapping): Add mapping for
1489 special ARM sections.
1491 2009-06-03 Doug Kwan <dougkwan@google.com>
1493 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1494 (utils::has_overflow): Same.
1496 2009-06-03 Ian Lance Taylor <iant@google.com>
1498 * layout.cc (Layout::section_name_mapping): New array, replacing
1499 Layout::linkonce_mapping.
1500 (Layout::section_name_mapping_count): New variable, replacing
1501 Layout::linkonce_mapping_count.
1502 (Layout::linkonce_output_name): Remove.
1503 (Layout::output_section_name): Rewrite.
1504 * layout.h (class Layout): Rename Linkonce_mapping to
1505 Section_name_mapping, linkonce_mapping to section_name_mapping,
1506 linkonce_mapping_count to section_name_mapping_count. Don't
1507 declare linkonce_output_name.
1509 2009-06-03 Doug Kwan <dougkwan@google.com>
1511 * gold/arm.cc (namespace utils): New.
1512 (Target_arm::reloc_is_non_pic): Define new method.
1513 (class Arm_relocate_functions): New.
1514 (Target_arm::Relocate::relocate): Handle relocation types used by
1517 2009-06-03 Ian Lance Taylor <iant@google.com>
1519 * arm.cc (Target_arm::scan::global): Use || instead of |.
1521 2009-06-02 Doug Kwan <dougkwan@google.com>
1523 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1524 issued_non_pic_error_.
1525 (class Target_arm::Scan): Declare new method check_non_pic.
1526 Define new method symbol_needs_plt_entry.
1527 Declare new data member issued_non_pic_error_.
1528 (class Target_arm::Relocate): Declare new method
1529 should_apply_static_reloc.
1530 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1531 (Target_arm::Scan::check_non_pic): Define new method.
1532 (Target_arm::Scan::local): Handle a small subset of reloc types used
1534 (Target_arm::Scan::local): Same.
1535 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1537 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1539 * incremental.cc (Incremental_inputs::report_command_line): Filter
1540 out --incremental-* options.
1542 2009-05-29 Doug Kwan <dougkwan@google.com>
1544 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1546 (class Target_arm): Update comment.
1547 (Target_arm::Target_arm): Initialize new data members GOT_,
1548 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1549 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1550 and Target_arm::rel_dyn_section.
1551 Declare new_enum Target_arm::Got_type.
1552 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1554 Update commments for member do_dynsym_value.
1555 (Target_arm::got_size, Target_arm::plt_section,
1556 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1557 new methods inside class defintion.
1558 (Target_arm::got_section): Define new method.
1559 (Target_arm::rel_dyn_section): Same.
1560 (Output_data_plt_arm): New template class.
1561 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1562 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1563 (Output_data_plt_arm::add_entry): Same.
1564 (Output_data_plt_arm::first_plt_entry): Define new
1565 static data member for PLT instruction template.
1566 (Output_data_plt_arm::plt_entry): Same.
1567 (Output_data_plt_arm::do_write): Define new method.
1568 (Target_arm::make_plt_entry): Same.
1569 (Target_arm::do_finalize_sections): Same.
1570 (Target_arm::do_dynsym_value): Same.
1572 2009-05-28 Doug Kwan <dougkwan@google.com>
1574 * Makefile.am (TARGETSOURCES): Add arm.cc.
1575 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1576 * Makefile.in: Regenerate.
1578 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1580 2009-05-26 Doug Kwan <dougkwan@google.com>
1582 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1583 (General_options::check_excluded_libs): Strip off directories in
1584 archive name before matching like GNU ld does.
1585 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1586 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1587 (exclude_libs_test_LDFLAGS): Add linker option
1588 -Wl,--exclude-libs,libexclude_libs_test_3
1589 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1590 an explicit archive without using -l.
1591 (alt/libexclude_libs_test_3.a): New make rule.
1592 * testsuite/Makefile.in: Regenerate.
1593 * testsuite/exclude_libs_test.c : Declare lib3_default().
1595 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1596 * exclude_libs_test_3.c: New file.
1598 2009-05-26 Nick Clifton <nickc@redhat.com>
1600 * po/id.po: New Indonesian translation.
1601 * po/gold.pot: Updated template file.
1603 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1605 * testsuite/Makefile.am: Add -ffunction-sections to compile
1606 gc_comdat_test files. Add -Wl,--gc-sections to build
1608 * testsuite/Makefile.in: Regenerate.
1609 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1611 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1613 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1614 kept comdat section was garbage collected.
1615 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1616 * testsuite/Makefile.in: Regenerate.
1617 * testsuite/gc_comdat_test.sh: New file.
1618 * testsuite/gc_comdat_test_1.cc: New file.
1619 * testsuite/gc_comdat_test_2.cc: New file.
1621 2009-05-19 Doug Kwan <dougkwan@google.com>
1623 * archive.cc (Archive::Archive): Move constructor from archive.h
1624 to here. Initialize no_export_.
1625 (Archive::get_elf_object_for_member): Set no_export flag of object.
1626 * archive.h (Archive::Archive): Move constructor body to
1628 (Archive::no_export): New method.
1629 (Archive::no_export_): New field.
1630 * object.h (Object::Object): Initialize no_export_ to false.
1631 (Object::no_export, Object::set_no_export): New methods.
1632 (Object::no_export_): New field.
1633 * options.cc (General_options::parse_exclude_libs): New method.
1634 (General_options::check_excluded_libs) Same.
1635 * options.h (exclude_libs): New option.
1636 (General_options::check_excluded_libs): New method declaration.
1637 (General_options::excluded_libs_): New field.
1638 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1639 default or protected visibility if an object has no-export flag set.
1640 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1641 (check_SCRIPTS): Add exclude_libs_test.sh.
1642 (check_DATA): Add exclude_libs_test.syms.
1643 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1644 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1645 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1646 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1647 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1648 libexclude_libs_test_2.a): New rules.
1649 * testsuite/Makefile.in: Regenerate.
1650 * testsuite/exclude_libs_test.c: New file.
1651 * testsuite/exclude_libs_test.sh: Ditto.
1652 * testsuite/exclude_libs_test_1.c: Ditto.
1653 * testsuite/exclude_libs_test_2.c: Ditto.
1655 2009-05-15 Ian Lance Taylor <iant@google.com>
1657 * configure.ac: Check for declarations for cases where libiberty.h
1658 checks HAVE_DECL_xxx.
1659 * configure, config.in: Rebuild.
1661 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1663 * gold.h (Incremental_argument_list): Remove (invalid) forward
1665 * incremental.cc (Incremental_inputs::report_achive): New method.
1666 (Incremental_inputs::report_object): New method.
1667 (Incremental_inputs::report_script): New method.
1668 (Incremental_inputs::finalize_inputs): New method.
1669 (Incremental_inputs::finalize): Call finalize_inputs().
1670 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1671 Create inputs entries.
1672 * incremental.h (Incremental_input_type): New enum.
1673 (Incremental_inputs::Incremental_input): Initialize new fields.
1674 (Incremental_inputs::report_inputs): New method.
1675 (Incremental_inputs::report_achive): New method.
1676 (Incremental_inputs::report_object): New method.
1677 (Incremental_inputs::report_script): New method.
1678 (Incremental_inputs::finalize_inputs): New method.
1679 (Incremental_inputs::Input_info): New struct.
1680 (Incremental_inputs::Input_info_map): New typedef.
1681 (Incremental_inputs::lock_): New field.
1682 (Incremental_inputs::Inputs_): New field.
1683 (Incremental_inputs::Inputs_map): New field.
1684 * main.cc (main): Call Incremental_input::report_inputs.
1685 * options.h (Input_argument_list): Typedef moved from
1687 (Input_file_group::Files): Remove, use ::Input_argument_list.
1688 (Input_file_group::Input_argument_list): Remove, use
1689 ::Input_argument_list.
1690 * plugin.cc (Plugin_manager::add_input_file): Add error in
1692 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1694 * script.cc (read_input_script): Call
1695 Incremental_input::report_script.
1696 * script.h (Script_info): New class.
1698 2009-04-27 Ian Lance Taylor <iant@google.com>
1700 * x86_64.cc (do_adjust_output_section): Set entsize to
1703 2009-04-23 Elliott Hughes <enh@google.com>
1705 * output.cc (Output_file::close): After short writes, continue
1706 writing from the correct offset in the buffer being written.
1708 2009-04-23 Chris Demetriou <cgd@google.com>
1710 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1711 * configure: Regenerate.
1712 * config.in: Regenerate.
1713 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1714 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1716 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1718 * incremental.cc (Incremental_inputs_header_data): Renamed from
1719 Incremental_input_header_data.
1720 (Incremental_inputs_header_data::data_size): New field.
1721 (Incremental_inputs_header_data::put_input_file_count): Renamed
1722 from input_file_count.
1723 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1724 from command_line_offset.
1725 (Incremental_inputs_header_data::put_reserved): Renamed from
1727 (Incremental_inputs_entry_data): Renamed from
1728 Incremental_input_entry_data.
1729 (Incremental_inputs_entry_data::data_size): New field.
1730 (Incremental_inputs::report_command_line): New method.
1731 (Incremental_inputs::finalize): New method.
1732 (Incremental_inputs::create_incremental_inputs_data): New method.
1733 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1734 * incremental.h: New file.
1735 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1736 (Layout::finalize): Create incremental inputs section in
1738 (Layout::create_incremental_info_sections): New method.
1739 * layout.h (Layout::incremental_inputs): New method.
1740 (Layout::create_incremental_info_sections): New method.
1741 (Layout::incremental_inputs_): New field.
1742 * main.cc (main): Notify Incremental_input of the command line.
1744 2009-04-01 Ian Lance Taylor <iant@google.com>
1745 Mikolaj Zalewski <mikolajz@google.com>
1747 * gold.h (reserve_unordered_map): Define, three versions, one for
1748 each version of Unordered_map.
1749 * layout.cc (Layout::Layout): Remove options parameter. Add
1750 number_of_input_files parameter. Don't initialize options_.
1751 Initialize number_of_input_files_ and resized_signatures_. Move
1752 sections_are_attached_.
1753 (Layout::layout_group): Reserve space for group_signatures_.
1754 (Layout::find_or_add_kept_section): Change name parameter to be a
1755 reference. Resize signatures_ map when it gets large enough.
1756 (Layout::layout_eh_frame): Use parameters->options() instead of
1758 (Layout::make_output_section): Likewise.
1759 (Layout::attach_allocated_section_to_segment): Likewise.
1760 (Layout::finalize, Layout::create_executable_stack): Likewise.
1761 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1762 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1763 * layout.h (class Layout): Update declarations. Remove options_
1764 field. Add number_of_input_files_ and resized_signatures_
1765 fields. Move sections_are_attached_ field.
1766 * main.cc (main): Pass number of input files to Layout
1767 constructor. Don't pass options.
1769 2009-03-30 Ian Lance Taylor <iant@google.com>
1771 * ffsll.c (ffsll): Correct implementation.
1773 2009-03-27 Ian Lance Taylor <iant@google.com>
1775 * ffsll.c: New file.
1776 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1777 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1778 * ftruncate.c (ftruncate): Declare before definition.
1779 * mremap.c (mremap): Likewise.
1780 * pread.c (pread): Likewise.
1781 * configure, Makefile.in, config.in: Rebuild.
1783 * mremap.c: New file.
1784 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1785 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1786 (mremap): Declare if HAVE_MREMAP is not defined.
1787 * configure, Makefile.in, config.in: Rebuild.
1789 2009-03-27 Cary Coutant <ccoutant@google.com>
1791 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1792 position independent.
1793 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1794 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1796 2009-03-24 Cary Coutant <ccoutant@google.com>
1798 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1800 (needs_dynamic_reloc): Likewise.
1802 2009-03-24 Ian Lance Taylor <iant@google.com>
1804 * yyscript.y (file_cmd): Recognize EXTERN.
1805 (extern_name_list, extern_name_list_body): New nonterminals.
1806 * script.cc (script_add_extern): Define.
1807 * script-c.h (script_add_extern): Declare.
1809 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1811 * object.cc (is_elf_object): Define.
1812 * object.h (is_elf_object): Declare.
1813 * archive.cc (Archive::get_elf_object_for_member): Call
1815 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1817 2009-03-24 Elliott Hughes <enh@google.com>
1819 * output.cc (Output_file::map_anonymous): Define.
1820 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1821 try an anonymous one. Report the size if the mmap fails.
1822 * output.h (class Output_file): Declare map_anonymous.
1824 2009-03-24 Ian Lance Taylor <iant@google.com>
1826 * target-select.cc (instantiate_target): Don't acquire the lock if
1827 the instantiated_target_ field has already been set.
1829 2009-03-23 Ian Lance Taylor <iant@google.com>
1831 * gold-threads.h (class Initialize_lock): Define.
1832 * gold-threads.cc (class Initialize_lock_once): Define.
1833 (initialize_lock_control): New static variable.
1834 (initialize_lock_pointer): New static variable.
1835 (initialize_lock_once): New static function.
1836 (Initialize_lock::Initialize_lock): Define.
1837 (Initialize_lock::initialize): Define.
1838 * target-select.h: Include "gold-threads.h".
1839 (class Target_selector): Add lock_ and initialize_lock_ fields.
1840 Don't define instantiate_target, just declare it.
1841 * target-select.cc (Target_selector::Target_selector): Initialize
1843 (Target_selector::instantiate_target): Define.
1844 * descriptors.h: Include "gold-threads.h".
1845 (class Descriptors): Add initialize_lock_ field.
1846 * descriptors.cc (Descriptors::Descriptors): Initialize new
1848 (Descriptors::open): Use initialize_lock_ field
1849 * errors.h (class Errors): Add initialize_lock_ field.
1850 * errors.cc (Errors::Errors): Initialize new field.
1851 (Errors::initialize_lock): Use initialize_lock_ field.
1852 * powerpc.cc (class Target_selector_powerpc): Remove
1853 instantiated_target_ field. In do_recognize call
1854 instantiate_target rather than do_instantiate_target. In
1855 do_instantiate_target just allocate a new target.
1856 * sparc.cc (class Target_selector_sparc): Likewise.
1858 * freebsd.h: New file.
1859 * i386.cc: Include "freebsd.h".
1860 (Target_i386): Derive from Target_freebsd rather than
1862 (Target_selector_i386): Derive from Target_selector_freebsd rather
1863 than Target_selector.
1864 * x86_64.cc: Include "freebsd.h".
1865 (Target_x86_64): Derive from Target_freebsd rather than
1867 (Target_selector_x86_64): Derive from Target_selector_freebsd
1868 rather than Target_selector.
1869 * target.h (class Target): Add adjust_elf_header and
1870 do_adjust_elf_header.
1871 * output.cc (Output_file_header:: do_sized_write): Call target
1872 adjust_elf_header routine.
1873 * configure.tgt: Set targ_osabi.
1874 * configure.ac: Define GOLD_DEFAULT_OSABI.
1875 * parameters.cc (Parameters::default_target): Pass
1876 GOLD_DEFAULT_OSABI to select_target.
1877 * target-select.h (class Target_selector): Make instantiate_target
1878 protected rather than private.
1879 * Makefile.am (HFILES): Add freebsd.h.
1880 * configure, Makefile.in, config.in: Rebuild.
1882 * merge.cc (do_add_input_section): Correct pend value. Change
1883 message about last entry not being null terminated from error to
1886 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1888 * incremental.cc: New file.
1889 * Makefile.am (CCFILES): Add incremental.cc.
1890 * Makefile.in: Rebuild.
1892 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1894 * layout.cc (Layout::output_section_name): Preserve names
1895 of '.note.' sections.
1897 2009-03-19 Ian Lance Taylor <iant@google.com>
1899 * descriptors.cc (Descriptors::open): Check that the options are
1900 valid before using them.
1902 2009-03-18 Ian Lance Taylor <iant@google.com>
1904 * script-sections.h: Include <list>.
1905 (class Script_sections): Change Sections_elements from std::vector
1906 to std::list. Typedef public Elements_iterator. Add
1907 orphan_section_placement_, data_segment_align_start_, and
1908 saw_data_segment_align_ fields. Remove data_segment_align_index_
1910 * script-sections.cc (class Orphan_section_placement): New class.
1911 (class Sections_element): Add virtual functions is_relro and
1912 orphan_section_init. Remove virtual function place_orphan_here.
1913 (class Output_section_definition): Add is_relro and
1914 orphan_section_init. Remove place_orphan_here.
1915 (class Orphan_output_section): Likewise.
1916 (Script_sections::Script_sections): Update for field changes.
1917 (Script_sections::data_segment_align): Set saw_data_segment_align_
1918 and data_segment_align_start_, not data_segment_align_index.
1919 (Script_sections::data_segment_relro_end): Check
1920 saw_data_segment_align_. Use data_segment_align_start_ rather
1921 than data_segment_align_index_.
1922 (Script_sections::place_orphan): Rewrite to use
1923 Orphan_section_placement.
1925 2009-03-17 Ian Lance Taylor <iant@google.com>
1927 * archive.cc (Archive::add_symbols): Check for a version attached
1928 to the symbol name in the archive map.
1929 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1930 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1931 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1932 (ver_test_11.a): New target.
1933 * testsuite/Makefile.in: Rebuild.
1935 * configure.ac: Check for chsize and posix_fallocate. Replace
1937 * ftruncate.c: New file, from gnulib.
1938 * output.cc (posix_fallocate): Define dummy version if not
1939 HAVE_POSIX_FALLOCATE.
1940 (Output_file::map): Call posix_fallocate rather than lseek and
1942 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1943 * configure, Makefile.in, config.in: Rebuild.
1945 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1947 * layout.h (Layout::create_note): Add section_name parameter.
1948 * layout.cc (Layout::create_note): Likewise.
1949 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1951 2009-03-17 Ian Lance Taylor <iant@google.com>
1953 * descriptors.cc: Include "options.h".
1954 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1955 (Descriptors::open): Always use O_CLOEXEC when opening a new
1956 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1957 then set FD_CLOEXEC.
1959 * sparc.cc (class Target_sparc): Add has_got_section.
1960 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1961 make sure we have a GOT section.
1963 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1964 (Target_sparc::Scan::local): Likewise.
1965 (Target_sparc::Scan::global): Likewise.
1966 (Target_sparc::Relocate::relocate): Likewise.
1967 (Target_sparc::Relocate::relocate_tls): Likewise.
1969 * symtab.cc (Symbol_table::define_default_version): New function,
1970 broken out of add_from_object.
1971 (Symbol_table::add_from_object): Call define_default_version.
1972 (Symbol_table::define_special_symbol): Add resolve_oldsym
1973 parameter. Change all callers. If the version for a symbol comes
1974 from a version script, resolve it with the symbol with the same
1975 name with no version. Also add the symbol without a version if
1977 (do_define_in_output_data): If resolving with oldsym, don't delete
1979 (do_define_in_output_segment): Likewise.
1980 (do_define_as_constant): Likewise.
1981 * symtab.h (class Symbol_table): Update declarations.
1983 2009-03-13 Ian Lance Taylor <iant@google.com>
1985 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1986 (Read_symbols::requeue): New function.
1987 (Read_symbols::do_read_symbols): If make_elf_object fails because
1988 the target type is not configured, and the file was searched for,
1989 issue a warning and retry with the next directory.
1990 (Add_symbols::run): If the file has an incompatible format, and
1991 it was searched for, requeue the Read_symbols task. On error,
1993 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1994 dirindex parameter to constructor. Change all callers. Declare
1995 incompatible_warning and requeue.
1996 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1997 input_argument_ and input_group_ fields. Add them to
1998 constructor. Change all callers.
1999 (class Read_script): Add dirindex_ field. Add it to constructor.
2001 * archive.cc (Archive::setup): Remove input_objects parameter.
2003 (Archive::get_file_and_offset): Likewise.
2004 (Archive::read_all_symbols): Likewise.
2005 (Archive::read_symbols): Likewise.
2006 (Archive::get_elf_object_for_member): Remove input_objects
2007 parameter. Add punconfigured parameter. Change all callers.
2008 (Archive::add_symbols): Change return type to bool. Check return
2009 value of include_member.
2010 (Archive::include_all_members): Likewise.
2011 (Archive::include_member): Change return type to bool. Return
2012 false if first included object has incompatible target. Set
2013 included_member_ field.
2014 (Add_archive_symbols::run): If add_symbols returns false, requeue
2016 * archive.h (class Archive): Add included_member_ field.
2017 Initialize it in constructor. Add input_file and searched_for
2018 methods. Update declarations.
2019 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2020 input_argument_ fields. Add them to constructor. Change all
2022 * script.cc: Include "target-select.h".
2023 (class Parser_closure): Add skip_on_incompatible_target_ and
2024 found_incompatible_target_ fields. Add
2025 skip_on_incompatible_target parameter to constructor. Change all
2026 callers. Add methods skip_on_incompatible_target,
2027 clear_skip_on_incompatible_target, found_incompatible_target, and
2028 set_found_incompatible_target.
2029 (read_input_script): Add dirindex parameter. Change all callers.
2030 If parser finds an incompatible target, requeue Read_symbols
2032 (script_set_symbol): Clear skip_on_incompatible_target in
2034 (script_add_assertion, script_parse_option): Likewise.
2035 (script_start_sections, script_add_phdr): Likewise.
2036 (script_check_output_format): New function.
2037 * script.h (read_input_script): Update declaration.
2038 * script-c.h (script_check_output_format): Declare.
2039 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2040 (ignore_cmd): Remove OUTPUT_FORMAT.
2041 * fileread.cc (Input_file::Input_file): Add explicit this.
2042 (Input_file::will_search_for): New function.
2043 (Input_file::open): Add pindex parameter. Change all callers.
2044 * fileread.h (class Input_file): Add input_file_argument method.
2045 Declare will_search_for. Update declarations.
2046 * object.cc (make_elf_object): Add punconfigured parameter.
2048 * object.h (class Object): Make input_file public. Add
2049 searched_for method.
2050 (make_elf_object): Update declaration.
2051 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2053 * dirsearch.h (class Dirsearch): Update declaration.
2054 * options.h (class General_options): Add --warn-search-mismatch.
2055 * parameters.cc (Parameters::is_compatible_target): New function.
2056 * parameters.h (class Parameters): Declare is_compatible_target.
2057 * workqueue.cc (Workqueue::add_blocker): New function.
2058 * workqueue.h (class Workqueue): Declare add_blocker.
2060 * fileread.cc (Input_file::open): Remove options parameter.
2062 (Input_file::open_binary): Likewise.
2063 * script.cc (read_input_script): Likewise.
2064 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2065 options parameter from constructor. Change all callers.
2066 (class Read_script): Likewise.
2067 * fileread.h (class Input_file): Update declarations.
2068 * script.h (read_input_script): Update declaration.
2070 2009-03-10 Nick Clifton <nickc@redhat.com>
2072 * po/es.po: New Spanish translation.
2074 2009-03-06 Cary Coutant <ccoutant@google.com>
2076 * options.cc (parse_short_option): Keep dash_z from registering itself.
2078 2009-03-03 Ian Lance Taylor <iant@google.com>
2081 * target-reloc.h (relocate_section): Pass output_section to
2083 * i386.cc (Target_i386::should_apply_static_reloc): Add
2084 output_section parameter. Change all callers.
2085 (Target_i386::Relocate::relocate): Add output_section parameter.
2086 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2087 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2088 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2089 * testsuite/two_file_shared.sh: New script.
2090 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2091 (check_DATA): Add two_file_shared.dbg.
2092 (two_file_shared.dbg): New target.
2093 * testsuite/Makefile.in: Rebuild.
2095 2009-03-01 Ian Lance Taylor <iant@google.com>
2097 * configure.ac: Check for byteswap.h.
2098 * configure: Rebuild.
2099 * config.in: Rebuild.
2101 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2103 * layout.cc (Layout::find_or_add_kept_section): New function.
2104 (Layout::add_comdat): Removed.
2105 * layout.h (struct Kept_section): Move out of class Layout.
2106 Remove trailing underscores from field names. Add group_sections
2107 field. Rename group_ field to is_group. Change all uses.
2108 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2109 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2110 comdat_groups_ field.
2111 (Sized_relobj::include_section_group): Use
2112 find_or_add_kept_section and Kept_section::group_sections.
2113 (Sized_relobj::include_linkonce_section): Likewise.
2114 * object.cc (class Sized_relobj): Don't define Comdat_group or
2115 Comdat_group_table. Remove find_comdat_group and
2116 add_comdat_group. Remove comdat_groups_ field.
2117 * plugin.cc (include_comdat_group): Use
2118 Layout::find_or_add_kept_section.
2120 2009-02-28 Ian Lance Taylor <iant@google.com>
2122 * README: --gc-sections and map files are now supported. Document
2123 some build requirements.
2126 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2127 relocatable link set the value of the section symbol to zero.
2128 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2129 relocatable link don't include the section address in the local
2132 2009-02-27 Ian Lance Taylor <iant@google.com>
2135 * options.h (class Search_directory): Add is_system_directory.
2136 (class General_options): Declare is_in_system_directory.
2137 * options.cc (get_relative_sysroot): Make static.
2138 (get_default_sysroot): Make static.
2139 (General_optoins::is_in_system_directory): New function.
2140 * fileread.cc (Input_file::is_in_system_directory): New function.
2141 * fileread.h (class Input_file): Declare is_in_system_directory.
2142 * object.h (class Object): Add is_in_system_directory.
2143 (class Input_objects): Remove system_library_directory_ field.
2144 * object.cc (Input_objects::add_object): Don't set
2145 system_library_directory_.
2146 (input_objects::found_in_system_library_directory): Remove.
2147 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2148 parameter. Change all callers.
2149 (Symbol_table::sized_write_globals): Likewise.
2150 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2151 Call Object::is_in_system_directory.
2152 * symtab.h (class Symbol_table): Update declarations.
2155 * descriptors.h (Open_descriptor): Add is_on_stack field.
2156 * descriptors.cc (Descriptors::open): If the descriptor is on the
2157 top of the stack, remove it. Initialize is_on_stack field.
2158 (Descriptors::release): Only add pod to stack if it is not on the
2160 (Descriptors::close_some_descriptor): Clear stack_next and
2164 * output.cc (Output_section::find_starting_output_address): Rename
2165 from starting_output_address; add PADDR parameter; change return
2167 * output.h (class Output_section): Declare
2168 find_starting_output_address instead of starting_output_address.
2169 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2170 section symbol for which we can't find a merge section.
2173 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2174 hidden or internal, force the symbol to be local.
2175 * resolve.cc (Symbol::override_visibility): Define.
2176 (Symbol::override_base): Use override_visibility.
2177 (Symbol_table::resolve): Likewise.
2178 (Symbol::override_base_with_special): Likewise.
2179 (Symbol_table::override_with_special): If the visibility is hidden
2180 or internal, force the symbol to be local.
2181 * symtab.h (class Symbol): Add set_visibility and
2182 override_visibility.
2183 * testsuite/ver_test_1.sh: New file.
2184 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2185 (check_DATA): Add ver_test_1.syms.
2186 (ver_test_1.syms): New target.
2187 * testsuite/Makefile.in: Rebuild.
2189 2009-02-25 Cary Coutant <ccoutant@google.com>
2191 * layout.cc (Layout::choose_output_section): Don't rename sections
2192 when using a linker script that has a SECTIONS clause.
2193 * Makefile.in: Regenerate.
2195 * testsuite/Makefile.am (script_test_5.sh): New test case.
2196 * testsuite/Makefile.in: Regenerate.
2197 * testsuite/script_test_5.cc: New file.
2198 * testsuite/script_test_5.sh: New file.
2199 * testsuite/script_test_5.t: New file.
2201 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2203 * archive.cc (Archive::include_member): Update calls to add_symbols.
2204 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2205 the Layout argument.
2206 * dynobj.h (do_add_symbols): Add the Layout argument.
2207 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2209 * object.h (Object::add_symbols): Add the Layout argument.
2210 (Object::do_add_symbols): Add the Layout argument.
2211 (Sized_relobj::do_add_symbols): Add the Layout argument.
2212 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2213 Unify the two versions.
2214 (Add_plugin_symbols): Remove.
2215 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2216 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2217 (Add_plugin_symbols): Remove.
2218 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2219 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2220 (Add_symbols::run): Make it work with Pulginobj.
2222 2009-02-06 Ian Lance Taylor <iant@google.com>
2224 * object.cc (Sized_relobj::do_layout): Make info message start
2225 with lower case letter.
2227 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2229 * binary.cc: Fix file comment.
2231 * options.h (enum Incremental_disposition): Define.
2232 (class General_options): Add new options: --incremental,
2233 --incremental_changed, --incremental_unchanged,
2234 --incremental_unknown. Add incremental_disposition_ and
2235 implicit_incremental_ fields.
2236 (General_options::incremental_disposition): New function.
2237 (class Position_dependent_options): Add incremental_disposition
2239 (Position_dependent_options::copy_from_options): Set incremental
2241 * options.cc (General_options::parse_incremental_changed): New
2243 (General_options::parse_incremental_unchanged): New function.
2244 (General_options::parse_incremental_unknown): New function.
2245 (General_options::General_options): Initialize new fields
2246 incremental_disposition_ and implicit_incremental_.
2247 (General_options::finalize): Check for uasge of --incremental-*
2248 without --incremental.
2250 2009-02-06 Chris Demetriou <cgd@google.com>
2252 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2253 pointer and to report location as the file name associated with
2255 (gold_undefined_symbol_at_location): New function to replace the
2256 old gold_undefined_symbol functionality.
2257 * target-reloc.h (relocate_section): Update to use
2258 gold_undefined_symbol_at_location.
2259 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2260 Call gold_undefined_symbol function rather than gold_error.
2261 * errors.h (Errors::undefined_symbol): Take location as a
2262 string, rather than calculating it from a relocation.
2263 * errors.cc (Errors::fatal): Print "fatal error:" before the
2265 (Errors::error, Errors::error_at_location): Print "error: "
2266 before the formatted message.
2267 (Errors::undefined_symbol): Take location as a string, rather
2268 than calculating it from a relocation.
2269 (gold_undefined_symbol_at_location): New function akin to
2270 old gold_undefined_symbol, calculates location from relocation.
2271 (gold_undefined_symbol): Change to take only a Symbol pointer
2272 and to report location as the file name associated with the symbol.
2273 * testsuite/debug_msg.sh: Update for changed error messages.
2274 * testsuite/undef_symbol.sh: Likewise.
2276 2009-02-04 Duncan Sands <baldrick@free.fr>
2279 * reduced_debug_output.h
2280 (Output_reduced_debug_abbrev_section::failed): Use format for
2282 (Output_reduced_debug_info_section::faild): Likewise.
2284 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2286 * script.cc (Lazy_demangler): New class.
2287 (Version_script_info::get_symbol_version_helper): Demangle a
2290 2009-01-29 Cary Coutant <ccoutant@google.com>
2292 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2294 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2296 2009-01-28 Ian Lance Taylor <iant@google.com>
2298 * version.cc (version_string): Bump to 1.9.
2300 * gold.h: Include <cstring> and <stdint.h>.
2301 * version.cc: Include <cstdio>.
2302 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2304 * reduced_debug_output.cc (insert_into_vector): Rename from
2305 Insert_into_vector; change all callers. Use Swap_unaligned to
2306 avoid aliasing issue; remove union since it is unnecessary.
2308 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2310 * Makefile.am (CCFILES): Add gc.cc.
2312 * Makefile.in: Regenerate.
2313 * gold.cc (Gc_runner): New class.
2314 (queue_initial_tasks): Call garbage collection related tasks
2315 when corresponding options are invoked.
2316 (queue_middle_gc_tasks): New function.
2317 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2318 processed early before laying out sections during garbage collection.
2319 * gold.h (queue_middle_gc_tasks): New function.
2320 (is_prefix_of): Move from "layout.cc".
2321 * i386.cc (Target_i386::gc_process_relocs): New function.
2322 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2323 * main.cc (main): Create object of class "Garbage_collection".
2324 * object.cc (Relobj::copy_symbols_data): New function.
2325 (Relobj::is_section_name_included): New function.
2326 (Sized_relobj::do_layout): Allow this function to be called twice
2327 during garbage collection and defer layout of section during the
2329 * object.h (Relobj::get_symbols_data): New function.
2330 (Relobj::is_section_name_included): New function.
2331 (Relobj::copy_symbols_data): New function.
2332 (Relobj::set_symbols_data): New function.
2333 (Relobj::get_relocs_data): New function.
2334 (Relobj::set_relocs_data): New function.
2335 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2336 (Relobj::gc_process_relocs): New function.
2337 (Relobj::do_gc_process_relocs): New pure virtual function.
2338 (Relobj::sd_): New data member.
2339 (Sized_relobj::is_output_section_offset_invalid): New function.
2340 (Sized_relobj::do_gc_process_relocs): New function.
2341 * options.h (General_options::gc_sections): Modify to not be a no-op.
2342 (General_options::print_gc_sections): New option.
2343 * plugin.cc (Plugin_finish::run): Remove function call to
2344 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2345 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2346 * reloc.cc (Read_relocs::run): Add task to process relocs and
2347 determine unreferenced sections when doing garbage collection.
2348 (Gc_process_relocs): New class.
2349 (Sized_relobj::do_gc_process_relocs): New function.
2350 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2351 sections that are garbage collected.
2352 * reloc.h (Gc_process_relocs): New class.
2353 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2354 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2355 symbols whose corresponding sections are garbage collected.
2356 (Symbol_table::Symbol_table): Add new parameter for the garbage
2358 (Symbol_table::gc_mark_undef_symbols): New function.
2359 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2360 (Symbol_table::gc_mark_dyn_syms): New function.
2361 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2363 (Symbol_table::add_from_object): Likewise.
2364 (Symbol_table::add_from_relobj): When building shared objects, do not
2365 treat externally visible symbols as garbage.
2366 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2367 table information for static and relocatable links.
2368 * symtab.h (Symbol_table::set_gc): New function.
2369 (Symbol_table::gc): New function.
2370 (Symbol_table::gc_mark_undef_symbols): New function.
2371 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2372 (Symbol_table::gc_mark_dyn_syms): New function.
2373 (Symbol_table::gc_): New data member.
2374 * target.h (Sized_target::gc_process_relocs): New pure virtual
2376 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2377 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2379 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2381 * options.h (General_options::gc_sections): Define as a no-op for now.
2382 (General_options::no_keep_memory): Ditto.
2383 (General_options::Bshareable): Define.
2384 * options.cc (General_options::finalize): Honor -Bshareable.
2386 2009-01-20 Andreas Schwab <schwab@suse.de>
2388 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2389 read the value in the contents, since we don't use it. Use the
2390 template endianness when writing.
2391 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2393 2009-01-19 Andreas Schwab <schwab@suse.de>
2395 * configure.tgt (powerpc64-*): Fix targ_obj.
2397 2009-01-15 Ian Lance Taylor <iant@google.com>
2399 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2400 local symbols when stripping all symbols.
2402 2009-01-14 Cary Coutant <ccoutant@google.com>
2404 * output.cc (Output_reloc): Add explicit instantiations.
2406 2009-01-14 Cary Coutant <ccoutant@google.com>
2408 * archive.cc (Archive::get_elf_object_for_member): Remove call
2409 to File_read::claim_for_plugin.
2410 * descriptors.cc (Descriptors::open): Remove reference to
2412 (Descriptors::claim_for_plugin): Remove.
2413 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2414 (Descriptors::is_claimed): Remove.
2415 (claim_descriptor_for_plugin): Remove.
2416 * fileread.cc (File_read::claim_for_plugin): Remove.
2417 * fileread.h (File_read::claim_for_plugin): Remove.
2418 (File_read::descriptor): Reopen descriptor if necessary.
2419 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2420 (Plugin_manager::all_symbols_read): Add task parameter. Change
2422 (Plugin_manager::get_input_file): New function.
2423 (Plugin_manager::release_input_file): New function.
2424 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2425 corresponding data member.
2426 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2427 and pass to base constructor. Change all callers.
2428 (get_input_file, release_input_file): New functions.
2429 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2430 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2431 (Plugin_manager::all_symbols_read): Add task parameter.
2432 (Plugin_manager::get_input_file): New function.
2433 (Plugin_manager::release_input_file): New function.
2434 (Plugin_manager::task_): New data member.
2435 (Pluginobj::Pluginobj): Add filesize parameter.
2436 (Pluginobj::filename): New function.
2437 (Pluginobj::descriptor): New function.
2438 (Pluginobj::filesize): New function.
2439 (Pluginobj::filesize_): New data member.
2440 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2441 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2442 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2444 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2445 with archive libraries.
2446 * testsuite/Makefile.in: Regenerate.
2447 * testsuite/plugin_test.c (struct sym_info): New type.
2448 (get_input_file, release_input_file): New static variables.
2449 (onload): Capture new transfer vector entries.
2450 (claim_file_hook): Stop reading at end of file according to filesize.
2451 Factor out parsing of readelf output into separate function.
2452 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2453 APIs and get the source file name from the symbol table. Convert
2454 source file name to corresponding object file name. Print info
2455 message when adding new input files.
2456 (parse_readelf_line): New function.
2457 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2458 * testsuite/plugin_test_2.sh: Likewise.
2459 * testsuite/plugin_test_3.sh: Likewise.
2460 * testsuite/plugin_test_4.sh: New test case.
2462 2009-01-07 Ian Lance Taylor <iant@google.com>
2464 * version.cc (version_string): Bump to 1.8.
2466 2008-12-23 Cary Coutant <ccoutant@google.com>
2468 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2469 * plugin.cc (Plugin_manager::finish): Rename as
2470 layout_deferred_objects. Move cleanup to separate function.
2471 (Plugin_manager::cleanup): New function.
2472 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2474 * plugin.h (Plugin_manager::finish): Rename as
2475 layout_deferred_objects.
2476 (Plugin_manager::cleanup): New function.
2477 (Plugin_manager::cleanup_done): New field.
2479 2008-12-23 Cary Coutant <ccoutant@google.com>
2481 * plugin.cc (is_visible_from_outside): New function.
2482 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2483 so we don't return "IR only" status for exported symbols or -r links.
2485 * testsuite/Makefile.am (plugin_test_3): New test case.
2486 * testsuite/Makefile.in: Regenerate.
2487 * testsuite/plugin_test_3.sh: New file.
2489 2008-12-22 Cary Coutant <ccoutant@google.com>
2491 * object.cc (Sized_relobj::layout_section): New function.
2492 (Sized_relobj::do_layout): Defer layout of input sections until after
2493 plugin has provided replacement files.
2494 (Sized_relobj::do_layout_deferred_sections): New function.
2495 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2496 (Relobj::layout_deferred_sections): New function.
2497 (Relobj::do_layout_deferred_sections): New function.
2498 (Sized_relobj::do_layout_deferred_sections): New function.
2499 (Sized_relobj::layout_section): New function.
2500 (Sized_relobj::Deferred_layout): New structure.
2501 (Sized_relobj::deferred_layout_): New field.
2502 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2503 Change all callers. Layout deferred sections.
2504 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2506 (Plugin_hook::run): Move code from do_plugin_hook inline.
2507 (Plugin_hook::do_plugin_hook): Remove.
2508 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2509 (Plugin_manager::finish): Renamed, was cleanup.
2510 (Plugin_manager::should_defer_layout): New function.
2511 (Plugin_manager::add_deferred_layout_object): New function.
2512 (Plugin_manager::Deferred_layout_list): New type.
2513 (Plugin_manager::deferred_layout_objects_): New field.
2514 (Plugin_hook::do_plugin_hook): Remove.
2516 2008-12-17 Ian Lance Taylor <iant@google.com>
2518 * options.h (class General_options): Add --no case for
2521 2008-12-16 Cary Coutant <ccoutant@google.com>
2523 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2525 (Plugin_manager::claim_file): Create plugin object even if
2526 plugin did not call the add_symbols callback.
2527 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2528 asking for more symbols than were added.
2529 * testsuite/Makefile.am (plugin_test_1): Add test case with
2531 (empty.syms): New target.
2532 * testsuite/Makefile.in: Regenerate.
2533 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2534 message. Don't call add_symbols if no globals.
2535 (all_symbols_read_hook): Don't provide replacement for empty
2538 2008-12-12 Ian Lance Taylor <iant@google.com>
2540 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2541 r_type == 0 for a local symbol with r_sym == 0.
2542 (scan_relocatable_relocs): Pass r_sym to
2543 local_non_section_strategy.
2544 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2547 * configure.ac: Update test for TLS descriptors: they are
2548 supported as of glibc 2.9.
2549 * configure: Rebuild.
2551 2008-12-11 Ian Lance Taylor <iant@google.com>
2554 * target-reloc.h (Default_scan_relocatable_relocs): For each
2555 function, map r_type == 0 to RELOC_DISCARD.
2557 2008-12-10 Cary Coutant <ccoutant@google.com>
2559 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2560 object to override a kept COMDAT group from a plugin object.
2562 2008-12-09 Ian Lance Taylor <iant@google.com>
2565 * yyscript.y (file_cmd): Handle INPUT.
2567 * testsuite/initpri1.c: Change all declarations to be full
2568 prototypes by adding void, to avoid compiler warnings.
2570 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2572 * options.cc (General_options::parse_plugin_opt): New.
2573 (General_options::add_plugin): The argument now is just the filename.
2574 (General_options::add_plugin_option): New.
2575 * options.h (plugin_opt): New.
2576 (add_plugin): Change argument name.
2577 (add_plugin_option): New.
2578 * plugin.cc (Plugin::load): Don't parse the plugin option.
2579 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2580 (Plugin::add_option): New.
2581 (Plugin::args_): Change type.
2582 (Plugin::filename_): New.
2583 (Plugin_manager::add_plugin_option): New.
2584 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2585 * testsuite/Makefile.in: Regenerate.
2587 2008-12-05 Cary Coutant <ccoutant@google.com>
2589 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2590 Handle --strip-lto-sections option.
2591 * options.h (strip_lto_sections): New option.
2593 2008-12-01 Cary Coutant <ccoutant@google.com>
2595 * plugin.cc (ld_plugin_message): Change format parameter to const.
2596 Fix mismatch between new[] and delete.
2598 2008-11-14 Cary Coutant <ccoutant@google.com>
2600 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2603 2008-11-05 Craig Silverstein <csilvers@google.com>
2605 * options.cc (General_options::parse_dynamic_list): New function.
2606 * options.h (General_options): New flags dynamic_list,
2607 dynamic_list_data, dynamic_list_cpp_new, and
2608 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2609 (General_options::in_dynamic_list): New function.
2610 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2611 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2612 (Lex::can_continue_name): Likewise.
2614 (read_script_file): New parameter script_options.
2615 (read_dynamic_list): New function.
2616 (Script_options::define_dynamic_list): New function.
2617 (dynamic_list_keyword_parsecodes): New variable.
2618 (dynamic_list_keywords): New variable.
2619 * script.h (Script_options::define_dynamic_list): New function
2621 (read_dynamic_list): New function prototype.
2622 * symtab.cc (strprefix): New macro.
2623 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2624 dynamic_list_data, dynamic_list_cpp_new, and
2625 dynamic_list_cpp_typeinfo.
2626 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2627 (dynamic_list_expr): New rule.
2628 (dynamic_list_nodes): Likewise.
2629 (dynamic_list_node): Likewise.
2630 * testsuite/Makefile.am (dynamic_list): New test.
2631 * testsuite/Makefile.in: Regenerated.
2632 * testsuite/dynamic_list.t: New file.
2633 * testsuite/dynamic_list.sh: New file.
2635 2008-11-05 Craig Silverstein <csilvers@google.com>
2637 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2638 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2639 (t11_last): Likewise.
2640 * testsuite/ver_test_6.c (main): Likewise.
2642 2008-10-07 Cary Coutant <ccoutant@google.com>
2644 * options.c (General_options::finalize): Add check for -static and
2646 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2649 2008-10-02 Cary Coutant <ccoutant@google.com>
2651 * plugin.cc (make_sized_plugin_object): Fix conditional
2652 compilation to work when not all targets are enabled.
2654 2008-09-29 Cary Coutant <ccoutant@google.com>
2656 * archive.cc (Archive::get_file_and_offset): Use filename instead
2657 of name to get library path.
2658 (Archive::include_member): Unlock external member of a thin archive.
2660 * testsuite/Makefile.am (TEST_AR): New variable.
2661 (thin_archive_test_1): New test.
2662 (thin_archive_test_2): New test.
2663 * testsuite/Makefile.in: Regenerate.
2664 * testsuite/thin_archive_main.cc: New file.
2665 * testsuite/thin_archive_test_1.cc: New file.
2666 * testsuite/thin_archive_test_2.cc: New file.
2667 * testsuite/thin_archive_test_3.cc: New file.
2668 * testsuite/thin_archive_test_4.cc: New file.
2670 2008-09-29 Cary Coutant <ccoutant@google.com>
2672 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2673 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2675 (Sized_relobj::do_finalize_local_symbols): Likewise.
2676 (Sized_relobj::map_to_kept_section): Likewise.
2677 * object.h (Sized_relobj::invalid_address): New constant.
2678 (Sized_relobj::do_output_section_offset): Check for invalid_address
2680 * output.cc (Output_reloc::local_section_offset): Use constant
2681 invalid_address instead of -1U.
2682 (Output_reloc::get_address): Likewise.
2683 (Output_section::output_address): Change -1U to -1ULL.
2684 * output.h (Output_reloc::invalid_address): New constant.
2685 * reloc.cc (Sized_relobj::write_sections): Use constant
2686 invalid_address instead of -1U.
2687 (Sized_relobj::relocate_sections): Likewise.
2688 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2689 values for merge sections.
2690 * target-reloc.h (relocate_for_relocatable): Use constant
2691 invalid_address instead of -1U.
2693 2008-09-19 Cary Coutant <ccoutant@google.com>
2695 Add plugin functionality for link-time optimization (LTO).
2696 * configure.ac (plugins): Add --enable-plugins option.
2697 * configure: Regenerate.
2698 * config.in: Regenerate.
2699 * Makefile.am (LIBDL): New variable.
2700 (CCFILES): Add plugin.cc.
2701 (HFILES): Add plugin.h.
2702 (ldadd_var): Add LIBDL.
2703 * Makefile.in: Regenerate.
2705 * archive.cc: Include "plugin.h".
2706 (Archive::setup): Don't preread archive symbols when using a plugin.
2707 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2708 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2710 (Archive::include_member): Add symbols from plugin objects.
2711 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2712 * descriptors.cc (Descriptors::open): Check for file descriptors
2713 abandoned by plugins.
2714 (Descriptors::claim_for_plugin): New function.
2715 * descriptors.h (Descriptors::claim_for_plugin): New function.
2716 (Open_descriptor::is_claimed): New field.
2717 (claim_descriptor_for_plugin): New function.
2718 * fileread.cc (File_read::claim_for_plugin): New function.
2719 * fileread.h (File_read::claim_for_plugin): New function.
2720 (File_read::descriptor): New function.
2721 * gold.cc: Include "plugin.h".
2722 (queue_initial_tasks): Add task to call plugin hooks for generating
2724 * main.cc: Include "plugin.h".
2725 (main): Load plugin libraries.
2726 * object.h (Pluginobj): Declare.
2727 (Object::pluginobj): New function.
2728 (Object::do_pluginobj): New function.
2729 (Object::set_target): New function.
2730 * options.cc: Include "plugin.h".
2731 (General_options::parse_plugin): New function.
2732 (General_options::General_options): Initialize plugins_ field.
2733 (General_options::add_plugin): New function.
2734 * options.h (Plugin_manager): Declare.
2735 (General_options): Add --plugin option.
2736 (General_options::has_plugins): New function.
2737 (General_options::plugins): New function.
2738 (General_options::add_plugin): New function.
2739 (General_options::plugins_): New field.
2740 * plugin.cc: New file.
2741 * plugin.h: New file.
2742 * readsyms.cc: Include "plugin.h".
2743 (Read_symbols::do_read_symbols): Check for archive before checking
2744 for ELF file. Call plugin hooks to claim files.
2745 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2746 from a real object file; force override when processing replacement
2748 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2749 (Symbol::init_base_object): Likewise.
2750 (Symbol::init_base_output_data): Likewise.
2751 (Symbol::init_base_output_segment): Likewise.
2752 (Symbol::init_base_constant): Likewise.
2753 (Symbol::init_base_undefined): Likewise.
2754 (Symbol::output_section): Assert that object is not a plugin.
2755 (Symbol_table::add_from_pluginobj): New function.
2756 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2758 (Symbol_table::sized_write_globals): Likewise.
2759 (Symbol_table::add_from_pluginobj): Instantiate template.
2760 * symtab.h (Sized_pluginobj): Declare.
2761 (Symbol::in_real_elf): New function.
2762 (Symbol::set_in_real_elf): New function.
2763 (Symbol::in_real_elf_): New field.
2764 (Symbol_table::add_from_pluginobj): New function.
2766 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2767 (LIBDL): New variable.
2769 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2770 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2771 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2772 (MOSTLYCLEANFILES): Likewise.
2773 * testsuite/Makefile.in: Regenerate.
2774 * testsuite/plugin_test.c: New file.
2775 * testsuite/plugin_test_1.sh: New file.
2776 * testsuite/plugin_test_2.sh: New file.
2778 2008-09-16 Ian Lance Taylor <iant@google.com>
2780 * target-reloc.h (relocate_section): Check whether a symbol is
2781 defined by the ABI before reporting an undefined symbol error.
2782 * target.h (Target::is_defined_by_abi): Make parameter const.
2783 (Target::do_is_defined_by_abi): Likewise.
2784 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2785 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2786 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2787 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2788 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2789 * testsuite/Makefile.in: Rebuild.
2791 * fileread.cc (make_view): Add casts to avoid warning.
2793 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2795 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2796 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2798 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2800 * options.h (General_options::output_is_executable): New.
2801 (General_options::output_is_pie): New.
2802 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2803 for shared libraries.
2804 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2806 2008-09-11 Chris Demetriou <cgd@google.com>
2808 * options.h (origin): New -z option.
2809 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2810 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2813 2008-09-05 Cary Coutant <ccoutant@google.com>
2815 * fileread.cc (File_read::make_view): Add check for attempt to map
2818 2008-09-05 Cary Coutant <ccoutant@google.com>
2820 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2821 explicit instantiations.
2823 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2826 * options.cc (General_options::finalize): Allow undefined symbols
2827 in shlibs if linking -shared.
2830 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2831 symbols as not needing a dynsym entry.
2833 2008-08-20 Craig Silverstein <csilvers@google.com>
2835 * fileread.cc (File_read::open): Do not lock the file unless it
2836 was successfully opened.
2838 2008-08-14 Cary Coutant <ccoutant@google.com>
2840 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2841 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2842 * testsuite/tls_test.cc (struct int128): 128-bit struct
2843 for testing TLS relocs with non-zero addend.
2844 (v12): New TLS variable.
2846 (t_last): Add check for v12.
2847 * testsuite/tls_test.h (t12): New function.
2848 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2850 2008-08-13 Ian Lance Taylor <iant@google.com>
2852 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2853 set tls_segment_ or relro_segment_.
2854 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2856 * output.h (Output_section::clear_is_relro): New function.
2857 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2858 sections specially even when output_data_ is empty.
2859 (Output_segment::maximum_alignment): When first section is relro,
2860 only force alignment for PT_LOAD segments.
2861 * script.cc (script_data_segment_align): New function.
2862 (script_data_segment_relro_end): New function.
2863 * script-c.h (script_data_segment_align): Declare.
2864 (script_data_segment_relro_end): Declare.
2865 * script-sections.h (class Script_sections): Declare
2866 data_segment_align and data_segment_relro_end. Add fields
2867 segment_align_index_ and saw_relro_end_.
2868 * script-sections.cc (class Sections_element): Add set_is_relro
2869 virtual function. Add new bool* parameter to place_orphan_here.
2870 Add get_output_section virtual function.
2871 (class Output_section_definition): Add set_is_relro. Add new
2872 bool* parameter to place_orphan_here. Add get_output_section.
2873 Add is_relro_ field.
2874 (Output_section_definition::Output_section_definition): Initialize
2875 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2876 and is_relro_ fields.
2877 (Output_section_definition::place_orphan_here): Add is_relro
2879 (Output_section_definition::set_section_addresses): Set relro for
2881 (Output_section_definition::alternate_constraint): Likewise.
2882 (class Orphan_output_section): Add new bool* parameter to
2883 place_orphan_here. Add get_output_section.
2884 (Orphan_output_section::place_orphan_here): Add is_relro
2886 (Script_sections::Script_sections): Initialize
2887 data_segment_align_index_ and saw_relro_end_.
2888 (Script_sections::data_segment_align): New function.
2889 (Script_sections::data_segment_relro_end): New function.
2890 (Script_sections::place_orphan): Set or clear is_relro.
2891 (Script_sections::set_section_addresses): Force alignment of first
2893 * yyscript.y (exp): Call script_data_segment_align and
2894 script_data_segment_relro_end.
2895 * testsuite/relro_script_test.t: New file.
2896 * testsuite/relro_test.cc (using_script): Declare.
2897 (t1, t2): Test using_script.
2898 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2899 (relro_script_test_SOURCES): Define.
2900 (relro_script_test_DEPENDENCIES): Define.
2901 (relro_script_test_LDFLAGS): Define.
2902 (relro_script_test_LDADD): Define.
2903 (relro_script_test.so): New target.
2904 * testsuite/Makefile.in: Rebuild.
2906 2008-08-06 Cary Coutant <ccoutant@google.com>
2908 * archive.cc (Archive::total_archives, Archive::total_members)
2909 (Archive::total_members_loaded): New variables.
2910 (Archive::setup): Add parameter. Add option to preread
2912 (Archive::read_armap): Add counter.
2913 (Archive::get_file_and_offset): New function.
2914 (Archive::get_elf_object_for_member): New function.
2915 (Archive::read_all_symbols): New function.
2916 (Archive::read_symbols): New function.
2917 (Archive::add_symbols): Add counters.
2918 (Archive::include_all_members): Use armap to find members if it's
2920 (Archive::include_member): Skip reading symbols if already read.
2921 Factored code into Archive::get_file_and_offset and
2922 Archive::get_elf_object_for_member. Changed call to
2923 Mapfile::report_include_archive_member.
2924 (Archive::print_stats): New function.
2925 * archive.h: Declare Object and Read_symbols_data classes.
2926 (Archive::Archive): Add initializers for new members.
2927 (Archive::setup): Add parameter.
2928 (Archive::print_stats): New function.
2929 (Archive::total_archives, Archive::total_members)
2930 (Archive::total_members_loaded): New variables.
2931 (Archive::get_file_and_offset): New function.
2932 (Archive::get_elf_object_for_member): New function.
2933 (Archive::read_all_symbols): New function.
2934 (Archive::read_symbols): New function.
2935 (Archive::Archive_member): New class.
2936 (Archive::members_): New member.
2937 (Archive::num_members_): New member.
2938 * main.cc: Include archive.h.
2939 (main): Call Archive::print_stats.
2940 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2941 archive parameter; member_name is now the fully-decorated name.
2942 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2943 * options.h: (General_options): Add --preread-archive-symbols option.
2944 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2947 2008-08-04 Ian Lance Taylor <iant@google.com>
2949 * symtab.h (Symbol::use_plt_offset): New function.
2950 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2951 * powerpc.cc (Relocate::relocate): Likewise.
2952 * sparc.cc (Relocate::relocate): Likewise.
2953 * x86_64.cc (Relocate::relocate): Likewise.
2954 * testsuite/weak_plt.sh: New test.
2955 * testsuite/weak_plt_main.cc: New test.
2956 * testsuite/weak_plt_shared.cc: New test.
2957 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2958 (check_PROGRAMS): Add weak_plt.
2959 (check_DATA): Add weak_plt_shared.so.
2960 (weak_plt_main_pic.o, weak_plt): New targets.
2961 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2962 * testsuite/Makefile.in: Rebuild.
2964 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2966 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2967 * testsuite/Makefile.in: Rebuild.
2969 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2971 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2972 * Makefile.in: Regenerate.
2973 * po/POTFILES.in: Regenerate.
2975 2008-07-29 Ian Lance Taylor <iant@google.com>
2977 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2978 symbols before other symbols.
2979 * testsuite/script_test_2.cc (test_addr): Declare.
2980 (test_addr_alias): Declare.
2981 (main): Check that test_addr and test_addr_alias have the right
2983 * testsuite/script_test_2.t: Define test_addr_alias and
2986 2008-07-24 Ian Lance Taylor <iant@google.com>
2989 * descriptors.cc: New file.
2990 * descriptors.h: New file.
2991 * gold-threads.h (class Hold_optional_lock): New class.
2992 * fileread.cc: Include "descriptors.h".
2993 (File_read::~File_read): Release descriptor rather than closing
2995 (File_read::open) [file]: Call open_descriptor rather than open.
2996 Set is_descriptor_opened_.
2997 (File_read::open) [memory]: Assert that descriptor is not open.
2998 (File_read::reopen_descriptor): New function.
2999 (File_read::release): Release descriptor.
3000 (File_read::do_read): Make non-const. Reopen descriptor.
3001 (File_read::read): Make non-const.
3002 (File_read::make_view): Reopen descriptor.
3003 (File_read::do_readv): Likewise.
3004 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3005 Update declarations.
3006 * layout.cc: Include "descriptors.h".
3007 (Layout::create_build_id): Use open_descriptor rather than open.
3008 * output.cc: Include "descriptors.h".
3009 (Output_file::open): Use open_descriptor rather than open.
3010 * archive.cc (Archive::const_iterator): Change Archive to be
3012 (Archive::begin, Archive::end): Make non-const.
3013 (Archive::count_members): Likewise.
3014 * archive.h (class Archive): Update declarations.
3015 * object.h (Object::read): Make non-const.
3016 * Makefile.am (CCFILES): Add descriptors.cc.
3017 (HFILES): Add descriptors.h.
3018 * Makefile.in: Rebuild.
3021 * gold.h: Always include <clocale>. Add Solaris workarounds
3022 following code in binutils/sysdep.h.
3025 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3026 this->eh_frame_hdr_ is NULL before using it.
3028 * dynobj.cc (Versions::Versions): Update comment.
3030 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3031 the base version name.
3033 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3034 array size plus one.
3035 (Stringpool_template::set_string_offsets): Subtract one from key
3036 before using it as an array index.
3037 (Stringpool_template::get_offset_with_length): Likewise.
3038 (Stringpool_template::write_to_buffer): Likewise.
3039 * stringpool.h (Stringpool_template::get_offset_from_key):
3042 2008-07-23 Ian Lance Taylor <iant@google.com>
3045 * object.h (Merged_symbol_value::value): Do our best to handle a
3049 * script.cc (Version_script_info::get_versions): Don't add empty
3050 version tag to return value.
3051 (Version_script_info::get_symbol_version_helper): Change return
3052 type to bool. Add pversion parameter. Change all callers.
3053 (script_register_vers_node): Don't require a non-NULL tag.
3054 * script.h (class Version_script_info): Update declarations.
3055 (Version_script_info::get_symbol_version): Change return type to
3056 bool. Add version parameter. Change all callers.
3057 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3058 handling. Handle an empty version from a version script.
3059 (Symbol_table::define_special_symbol): Likewise.
3060 * testsuite/ver_test_10.script: New file.
3061 * testsuite/ver_test_10.sh: New file.
3062 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3063 (check_DATA): Add ver_test_10.syms.
3064 (ver_test_10.syms, ver_test_10.so): New target.
3065 * testsuite/Makefile.in: Rebuild.
3067 2008-07-23 Simon Baldwin <simonb@google.com>
3069 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3070 to zero for undefined symbols from dynamic libraries.
3072 2008-07-23 Ian Lance Taylor <iant@google.com>
3074 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3076 * symtab.h (class Symbol_table): Update declaration.
3077 * testsuite/ver_test_9.cc: New file.
3078 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3079 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3080 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3081 (ver_test_9.so, ver_test_9.o): New targets.
3082 * testsuite/Makefile.in: Rebuild.
3084 2008-07-22 Ian Lance Taylor <iant@google.com>
3086 * options.h (class General_options): Define --check-sections.
3087 * layout.cc (Layout::set_segment_offsets): Handle
3090 * options.h (class General_options): Define -n/--nmagic and
3092 * options.cc (General_options::finalize): For -n/--nmagic or
3093 -N/--omagic, set -static.
3094 * layout.cc (Layout::attach_allocated_section_to_segment): If
3095 -N/--omagic, don't put read-only and read-write sections in
3097 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3098 finding a read-only segment.
3099 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3100 don't set the minimum segment alignment to the common page size,
3101 and don't set the file offset to the address modulo the page size.
3102 * script-sections.cc (Script_sections::create_segments): If
3103 -n/--omagic, don't put read-only and read-write sections in
3106 * cref.cc: New file.
3108 * options.h (class General_options): Add --print-symbol-counts.
3109 * main.cc (main): Issue defined symbol report if requested.
3110 * archive.cc (Archive::interpret_header): Make into a const member
3112 (Archive::add_symbols): Call Input_objects::archive_start and
3114 (Archive::const_iterator): Define new class.
3115 (Archive::begin, Archive::end): New functions.
3116 (Archive::include_all_members): Rewrite to use iterator.
3117 (Archive::count_members): New function.
3118 * archive.h (class Archive): Update declarations.
3119 (Archive::filename): New function.
3120 * object.cc: Include "cref.h".
3121 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3122 (Sized_relobj::do_get_global_symbol_counts): New function.
3123 (Input_objects::add_object): Add object to cross-referencer.
3124 (Input_objects::archive_start): New function.
3125 (Input_objects::archive_stop): New function.
3126 (Input_objects::print_symbol_counts): New function.
3127 * object.h: Declare Cref and Archive.
3128 (Object::get_global_symbol_counts): New function.
3129 (Object::do_get_global_symbol_counts): New pure virtual function.
3130 (class Sized_relobj): Add defined_count_ field. Update
3132 (class Input_objects): Add cref_ field. Update constructor.
3133 Update declarations.
3134 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3136 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3138 (Sized_dynobj::do_get_global_symbol_counts): New function.
3139 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3140 defined_count_. Update declarations. Define Symbols typedef.
3141 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3142 parameter. Change all callers.
3143 (Symbol_table::add_from_dynobj): Add sympointers and defined
3144 parameters. Change all callers.
3145 * symtab.h (class Symbol_table): Update declarations.
3146 * Makefile.am (CCFILES): Add cref.cc.
3147 (HFILES): Add cref.h.
3148 * Makefile.in: Rebuild.
3150 2008-07-22 Simon Baldwin <simonb@google.com>
3152 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3153 to zero when writing undefined symbols.
3155 2008-07-22 Ian Lance Taylor <iant@google.com>
3157 * output.cc (Output_section::add_input_section): Don't try to
3158 merge empty merge sections.
3160 2008-07-21 Craig Silverstein <csilvers@google.com>
3162 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3163 Include symbol version in error message.
3165 2008-07-20 Chris Demetriou <cgd@google.com>
3167 * configure.ac (gold_cv_c_random_seed): New configured variable.
3168 (RANDOM_SEED_CFLAGS): New substituted variable.
3169 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3170 * configure: Rebuild.
3171 * Makefile.in: Likewise.
3172 * testsuite/Makefile.in: Likewise.
3174 2008-07-18 Ian Lance Taylor <iant@google.com>
3176 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3177 where we see NAME/NULL and NAME/VERSION as separate symbols.
3178 * testsuite/ver_test_main.cc (main): Call t4.
3179 (t4, t4_2a): Define.
3180 * testsuite/ver_test_2.cc (t4_2): Define.
3181 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3182 * testsuite/ver_test_4.cc (t4_2a): Define.
3183 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3184 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3186 2008-07-17 Ian Lance Taylor <iant@google.com>
3188 * dynobj.cc (Versions::add_def): If we give an error about a
3189 missing version, go ahead and create the version anyhow.
3191 2008-07-10 Ian Lance Taylor <iant@google.com>
3193 Handle output sections with more than 0x7fffffff bytes.
3194 * object.h (class Relobj): Change map_to_output_ to
3195 output_sections_, and just keep a section pointer. Change all
3196 uses. Move comdat group support to Sized_relobj.
3197 (Relobj::is_section_specially_mapped): Remove.
3198 (Relobj::output_section): Remove poff parameter. Change all
3200 (Relobj::output_section_offset): New function.
3201 (Relobj::set_section_offset): Rewrite.
3202 (Relobj::map_to_output): Remove.
3203 (Relobj::output_sections): New function.
3204 (Relobj::do_output_section_offset): New pure virtual function.
3205 (Relobj::do_set_section_offset): Likewise.
3206 (class Sized_relobj): Add section_offsets_ field. Add comdat
3207 group support from Relobj. Update declarations.
3208 (Sized_relobj::get_output_section_offset): New function.
3209 (Sized_relobj::do_output_section_offset): New function.
3210 (Sized_relobj::do_set_section_offset): New function.
3211 * object.cc (Relobj::output_section_address): Remove.
3212 (Sized_relobj::Sized_relobj): Initialize new fields.
3213 (Sized_relobj::include_section_group): Cast find_kept_object to
3215 (Sized_relobj::include_linkonce_section): Likewise.
3216 (Sized_relobj::do_layout): Use separate arrays for output section
3218 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3220 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3221 output_sections and section_offsets.
3222 (Sized_relobj::write_local_symbols): Likewise.
3223 (map_to_kept_section): Compute output address directly.
3224 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3225 output_sections and section_offsets.
3226 (Sized_relobj::write_sections): Likewise.
3227 (Sized_relobj::relocate_sections): Likewise.
3228 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3229 * output.h (class Output_reloc): Update declarations. Change
3230 u2_.relobj to Sized_relobj*.
3231 (class Output_data_reloc): Change add functions to use
3233 * output.cc (Output_reloc::Output_reloc): Change relobj to
3235 (Output_reloc::local_section_offset): Change return type to
3236 Elf_Addr. Use get_output_section_offset.
3237 (Output_reloc::get_address): Likewise.
3238 (Output_section::is_input_address_mapped): Don't call
3239 is_section_specially_mapped.
3240 (Output_section::output_offset): Likewise.
3241 (Output_section::output_address): Likewise.
3242 (Output_section::starting_output_address): Likewise.
3243 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3244 parameter to Sized_relobj*.
3245 (Copy_relocs::need_copy_reloc): Likewise.
3246 (Copy_relocs::save): Likewise.
3247 * copy-relocs.h (class Copy_relocs): Update declarations.
3248 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3249 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3250 * target-reloc.h (relocate_for_relocatable): Change
3251 offset_in_output_section type to Elf_Addr. Change code that uses
3253 * layout.cc (Layout::layout): Always set *off.
3254 * mapfile.cc (Mapfile::print_input_section): Use
3255 output_section_offset.
3256 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3258 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3259 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3260 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3262 2008-07-03 Ian Lance Taylor <iant@google.com>
3264 * layout.cc (Layout::include_section): Do not discard unrecognized
3265 SHT_STRTAB sections.
3267 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3269 * script.cc (Lex::can_continue_name): Make '?' allowable in
3270 version-script names.
3271 * testsuite/version_script.map: Change glob pattern to use '?'
3273 2008-06-30 Manish Singh <yosh@gimp.org>
3276 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3279 2008-06-30 Ian Lance Taylor <iant@google.com>
3283 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3284 versions]: Don't try to read the value in the contents, since we
3285 don't use it. Use the template endianness when writing.
3287 2008-06-25 Cary Coutant <ccoutant@google.com>
3289 * fileread.cc (File_read::make_view): Assert on zero-length view.
3290 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3291 symbol table when there are no symbols to read.
3293 2008-06-23 Craig Silverstein <csilvers@google.com>
3295 * version.cc (version_string): Bump to 1.7
3297 2008-06-18 Craig Silverstein <csilvers@google.com>
3299 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3300 constant 0xFFFF to type Valtype.
3301 (Powerpc_relocate_functions::rel16_ha): Likewise.
3303 2008-06-17 Ian Lance Taylor <iant@google.com>
3305 * output.h (Output_section::Input_section): Initialize p2align_ to
3306 zero for Output_section_data constructors.
3307 (Output_section::Input_section::addralign): If not an input
3308 section, return the alignment of the Output_section_data.
3309 * testsuite/copy_test.cc: New file.
3310 * testsuite/copy_test_1.cc: New file.
3311 * testsuite/copy_test_2.cc: New file.
3312 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3313 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3314 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3315 (copy_test_1_pic.o, copy_test_1.so): New targets.
3316 (copy_test_2_pic.o, copy_test_2.so): New targets.
3317 * testsuite/Makefile.in: Rebuild.
3319 * script-sections.cc (Script_sections::place_orphan): Initialize
3320 local variable exact.
3322 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3324 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3326 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3327 David S. Miller <davem@davemloft.net>
3329 * powerpc.cc: New file.
3330 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3331 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3332 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3333 * Makefile.in: Rebuild.
3335 2008-06-09 Ian Lance Taylor <iant@google.com>
3337 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3339 (throwing, orig_terminate): New static variables.
3340 (terminate_handler): New static function.
3341 (t2): Set terminate handler.
3343 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3346 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3349 2008-05-30 Cary Coutant <ccoutant@google.com>
3351 * archive.cc (Archive::include_all_members) Correct to step
3352 over symbol table and extended name table in thin archives.
3354 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3357 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3360 2008-05-28 Caleb Howe <cshowe@google.com>
3362 * reduced_debug_output.cc: New file.
3363 * reduced_debug_output.h: New file.
3364 * options.h (class General_options): Add --strip-debug-non-line.
3365 * options.cc (General_options::finalize): Add strip_debug_non_line
3366 to the strip heirarchy.
3367 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3369 * layout.cc: Include "reduced_debug_output.h".
3370 (Layout::Layout): Initialize new fields.
3371 (line_only_debug_sections): New static array.
3372 (is_lines_only_debug_sections): New static inline function.
3373 (Layout::include_section): Handle --strip-debug-non-line.
3374 (Layout::make_output_section): If --strip-debug-non-line, build
3375 new output sections for .debug_abbrev and .debug_info.
3376 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3377 gold. Warn about possible overflow.
3378 (read_signed_LEB_128): Likewise.
3379 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3380 (read_signed_LEB_128): Declare.
3381 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3382 (HFILES): Add reduced_debug_output.h.
3383 * Makefile.in: Rebuild.
3385 2008-05-21 Ian Lance Taylor <iant@google.com>
3387 * mapfile.cc: New file.
3388 * mapfile.h: New file.
3389 * options.h (class General_options): Add -M/--print-map and -Map.
3390 * options.cc (General_options::finalize): Make -M equivalent to
3392 * main.cc: Include <cstdio> and "mapfile.h".
3393 (main): Open mapfile if requested.
3394 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3395 constructor. Change caller.
3396 (queue_initial_tasks): Add mapfile parameter. Change caller.
3397 (queue_middle_tasks): Likewise.
3398 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3400 * archive.cc: Include "mapfile.h".
3401 (Archive::add_symbols): Add mapfile parameter. Change all
3402 callers. Pass mapfile, symbol, and reason to include_member.
3403 (Archive::include_all_members): Add mapfile parameter. Change all
3405 (Archive::include_member): Add mapfile, sym, and why parameters.
3406 Change all callers. Report inclusion to map file.
3407 * archive.h: Include "fileread.h".
3408 (class Archive): Update declarations.
3409 (Archive::file): New const method.
3410 (class Add_archive_symbols): Add mapfile_ field. Update
3411 constructor. Change all callers.
3412 * readsyms.h (class Read_symbols): Likewise.
3413 (class Finish_group): Likewise.
3414 (class Read_script): Likewise.
3415 * common.cc: Include "mapfile.h".
3416 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3418 (Symbol_table::do_allocate_commons): Likewise.
3419 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3420 symbol allocation to mapfile.
3421 * common.h (class Allocate_commons_task): Add mapfile_ field.
3422 Update constructor. Change all callers.
3423 * symtab.h (class Symbol_table): Update declarations.
3424 * layout.cc: Include "mapfile.h".
3425 (Layout_task_runner::run): Print information to mapfile.
3426 (Layout::create_gold_note): Change Output_data_fixed_space to
3427 Output_data_zero_fill.
3428 (Layout::create_build_id): Likewise.
3429 (Layout::print_to_mapfile): New function.
3430 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3431 constructor. Change caller.
3432 (class Layout): Declare print_to_mapfile.
3433 * output.cc (Output_section::Input_section::print_to_mapfile): New
3435 (Output_section::add_input_section): If producing a map, always
3436 add to input_sections_ list.
3437 (Output_section::do_print_to_mapfile): New function.
3438 (Output_segment::print_sections_to_mapfile): New function.
3439 (Output_segment::print_section_list_to_mapfile): New function.
3440 * output.h: Include "mapfile.h".
3441 (Output_data::print_to_mapfile): New function.
3442 (Output_data::do_print_to_mapfile): New virtual function.
3443 (Output_segment_headers::do_print_to_mapfile): New function.
3444 (Output_file_header::do_print_to_mapfile): New function.
3445 (Output_data_const::do_print_to_mapfile): New function.
3446 (class Output_data_const_buffer): Add map_name_ field. Update
3447 constructor. Change all callers. Add do_print_to_mapfile
3449 (class Output_data_fixed_space): Likewise.
3450 (class Output_data_space): Likewise.
3451 (class Output_data_zero_fill): New class.
3452 (Output_data_strtab::do_print_to_mapfile): New function.
3453 (Output_data_reloc_base::do_print_to_mapfile): New function.
3454 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3455 (Output_data_group::do_print_to_mapfile): New function.
3456 (Output_data_got::do_print_to_mapfile): New function.
3457 (Output_data_dynamic::do_print_to_mapfile): New function.
3458 (Output_symtab_xindex::do_print_to_mapfile): New function.
3459 (class Output_section): Declare do_print_to_mapflie. Declare
3460 print_to_mapfile in Input_section.
3461 (class Output_segment): Declare new functions.
3462 * object.h (Sized_relobj::symbol_count): New function.
3463 * script-sections.cc
3464 (Output_section_element_dot_assignment::set_section_addresses):
3465 Change Output_data_fixed_space to Output_data_zero_fill.
3466 (Output_data_expression::do_print_to_mapfile): New function.
3467 * script.cc (read_input_script): Add mapfile parameter. Change
3469 * script.h (read_input_script): Update declaration.
3470 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3471 (Eh_frame::do_print_to_mapfile): New function.
3472 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3473 (Output_merge_string::do_print_to_mapfile): New function.
3474 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3476 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3478 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3480 * Makefile.am (CCFILES): Add mapfile.cc.
3481 (HFILES): Add mapfile.h.
3482 * Makefile.in: Rebuild.
3484 2008-05-19 Ian Lance Taylor <iant@google.com>
3486 * options.h (class General_options): Add -z relro.
3487 * layout.cc (Layout::Layout): Initialize relro_segment_.
3488 (Layout::add_output_section_data): Return the output section.
3489 (Layout::make_output_section): Rcognize relro sections and mark
3491 (Layout::attach_allocated_section_to_segment): Put relro sections
3492 in a PT_GNU_RELRO segment.
3493 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3495 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3497 (Layout::linkonce_mapping): Map d.rel.ro.local to
3499 (Layout::output_section_name): Us .data.rel.ro.local for any
3500 section which begins with that.
3501 * layout.h (class Layout): Update add_output_section_data
3502 declaration. Add relro_segment_ field.
3503 * output.cc (Output_section::Output_section): Initialize is_relro_
3504 and is_relro_local_ fields.
3505 (Output_segment::add_output_section): Group relro sections.
3506 (Output_segment::is_first_section_relro): New function.
3507 (Output_segment::maximum_alignment): If there is a relro section,
3508 align the segment to the common page size.
3509 (Output_segment::set_section_addresses): Track whether we are
3510 looking at relro sections. If the last section is a relro
3511 section, align to the common page size.
3512 (Output_segment::set_section_list_addresses): Add in_relro
3513 parameter. Change all callers. Align to the page size when
3514 moving from relro to non-relro section.
3515 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3517 * output.h (class Output_section): Add is_relro_ and
3518 is_relro_local_ fields.
3519 (Output_section::is_relro): New function.
3520 (Output_section::set_is_relro): New function.
3521 (Output_section::is_relro_local): New function.
3522 (Output_section::set_is_relro_local): New function.
3523 (class Output_segment): Update declarations.
3524 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3525 * sparc.cc (Target_sparc::got_section): Likewise.
3526 * x86_64.cc (Target_x86_64::got_section): Likewise.
3527 * testsuite/relro_test_main.cc: New file.
3528 * testsuite/relro_test.cc: New file.
3529 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3530 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3531 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3532 (relro_test.so, relro_test_pic.o): New targets.
3533 * testsuite/Makefile.in: Rebuild.
3535 2008-05-16 Ian Lance Taylor <iant@google.com>
3537 * output.cc (Output_segment::add_output_section): Remove front
3539 * output.h (class Output_segment): Remove
3540 add_initial_output_section and overloaded add_output_section.
3541 Update declaration of remaining add_output_section.
3542 * layout.cc (Layout::create_interp): Call add_output_section
3543 rather than add_initial_output_section.
3544 (Layout::finish_dynamic_section): Likewise.
3546 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3547 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3548 know the dynamic type.
3549 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3550 field. Initialize it in constructor.
3551 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3552 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3553 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3556 * output.cc (Output_reloc::get_address): Change return type to
3558 * output.h (class Output_reloc): Update get_address declaration.
3559 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3560 for section addresses.
3562 2008-05-09 Ian Lance Taylor <iant@google.com>
3565 * gold.cc (gold_nomem): Use return value of write.
3567 2008-05-08 Ian Lance Taylor <iant@google.com>
3569 * symtab.c (Symbol::init_base_output_data): Add version
3570 parameter. Change all callers.
3571 (Symbol::init_base_output_segment): Likewise.
3572 (Symbol::init_base_constant): Likewise.
3573 (Symbol::init_base_undefined): Likewise.
3574 (Sized_symbol::init_output_data): Likewise.
3575 (Sized_symbol::init_output_segment): Likewise.
3576 (Sized_symbol::init_constant): Likewise.
3577 (Sized_symbol::init_undefined): Likewise.
3578 (Symbol_table::do_define_in_output_data): If the new symbol has a
3579 version, mark it as the default.
3580 (Symbol_table::do_define_in_output_segment): Likewise.
3581 (Symbol_table::do_define_as_constant): Likewise.
3582 * symtab.h (class Symbol): Update declarations.
3583 (class Sized_symbol): Likewise.
3584 * resolve.cc (Symbol::override_version): New function.
3585 (Symbol::override_base): Call override_version.
3586 (Symbol::override_base_with_special): Likewise.
3587 * testsuite/ver_script_8.script: New file.
3588 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3589 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3590 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3591 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3593 2008-05-06 Ian Lance Taylor <iant@google.com>
3596 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3598 (class General_options): Remove existing --undefined, and add
3599 --no-undefined instead. Add new --undefined as synonym for -u.
3600 * archive.cc (Archive::add_symbols): Check whether symbol was
3602 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3603 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3604 all uses. Add IS_UNDEFINED. Update declarations to split
3605 different versions of init_base. Declare init_base_undefined.
3606 (Symbol::is_defined): Handle IS_UNDEFINED.
3607 (Symbol::is_undefined): Likewise.
3608 (Symbol::is_weak_undefined): Call is_undefined.
3609 (Symbol::is_absolute): Handle IS_CONSTANT.
3610 (class Sized_symbol): Update declarations to split different
3611 versions of init. Declare init_undefined.
3612 (class Symbol_table): Declare new functions.
3613 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3615 (Symbol::init_base_output_data): Likewise.
3616 (Symbol::init_base_output_segment): Likewise.
3617 (Symbol::init_base_constant): Likewise.
3618 (Symbol::init_base_undefined): New function.
3619 (Sized_symbol::init_object): Rename from init. Change all
3621 (Sized_symbol::init_output_data): Likewise.
3622 (Sized_symbol::init_output_segment): Likewise.
3623 (Sized_symbol::init_constant): Likewise.
3624 (Sized_symbol::init_undefined): New function.
3625 (Symbol_table::add_undefined_symbols_from_command_line): New
3627 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3629 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3630 (Symbol::output_section): Likewise.
3631 (Symbol::set_output_section): Likewise.
3632 (Symbol_table::sized_finalize_symbol): Likewise.
3633 (Symbol_table::sized_write_globals): Likewise.
3634 * resolve.cc (Symbol_table::should_override): Likewise.
3635 (Symbol::override_base_with_special): Likewise.
3637 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3638 symbol, change it to have default visibility.
3639 * testsuite/protected_1.cc: New file.
3640 * testsuite/protected_2.cc: New file.
3641 * testsuite/protected_3.cc: New file.
3642 * testsuite/protected_main_1.cc: New file.
3643 * testsuite/protected_main_2.cc: New file.
3644 * testsuite/protected_main_3.cc: New file.
3645 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3646 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3647 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3648 (protected_1.so): New target.
3649 (protected_1_pic.o, protected_2_pic.o): New targets.
3650 (protected_3_pic.o): New target.
3651 (check_PROGRAMS): Add protected_2.
3652 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3653 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3654 * testsuite/Makefile.in: Rebuild.
3656 * options.h (DEFINE_var): Add set_user_set_##varname__.
3657 (DEFINE_bool_alias): New macro.
3658 (class General_options): Define -Bstatic using DEFINE_bool_alias
3659 rather than DEFINE_special. Add --undefined as an alias for -z
3661 * options.cc (General_options::parse_Bstatic): Remove.
3663 * options.h (class General_options): Add --fatal-warnings.
3664 * main.cc (main): Implement --fatal-warnings.
3665 * errors.h (Errors::warning_count): New function.
3667 * options.h (class General_options): Add -Bsymbolic-functions.
3668 * symtab.h (Symbol::is_preemptible): Check for
3669 -Bsymbolic-functions.
3671 2008-05-05 Ian Lance Taylor <iant@google.com>
3673 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3674 as noVARNAME rather than no-VARNAME.
3675 (class General_options): Add option -z combreloc.
3676 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3678 (Output_reloc::sort_before) [SHT_REL]: New function.
3679 (Output_reloc::sort_before) [SHT_RELA]: New function.
3680 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3681 Sort_relocs_comparison.
3682 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3683 parameter. Change all callers.
3684 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3685 sort_relocs parameter. Change all callers.
3686 * output.cc (Output_reloc::get_address): New function, broken out
3688 (Output_reloc::write_rel): Call it.
3689 (Output_reloc::compare): New function.
3690 (Output_data_reloc_base::do_write): Optionally sort relocs.
3692 * configure.ac: If targ_extra_obj is set, link it in.
3693 * configure.tgt: Initialize all variables.
3694 (x86_64*): Set targ_extra_obj and targ_extra_size.
3695 * configure: Rebuild.
3697 * object.cc (Sized_relobj::include_section_group): Adjust section
3698 indexes read from group data. Build vector to pass to
3700 * layout.cc (Layout::layout_group): Add flags and shndxes
3701 parameters. Remove contents parameter. Change caller. Update
3702 explicit instantiations.
3703 * layout.h (class Layout): Update layout_group declaration.
3704 * output.cc (Output_data_group::Output_data_group): Add flags and
3705 input_shndxes parameters. Remove contents parameter. Change
3707 (Output_data_group::do_write): Change input_sections_ to
3709 * output.h (class Output_data_group): Update constructor
3710 declaration. Rename input_sections_ to input_shndxes_.
3711 * testsuite/many_sections_test.cc: Add template.
3713 2008-04-30 Cary Coutant <ccoutant@google.com>
3715 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3717 * layout.cc (Layout::include_section): Refactored check for debug
3719 (Layout::add_comdat): Add new parameters. Change type
3720 of signature parameter. Add object and shndx to signatures table.
3721 (Layout::find_kept_object): New function.
3722 * layout.h: Include <cstring>.
3723 (Layout::is_debug_info_section): New function.
3724 (Layout::add_comdat): Add new parameters.
3725 (Layout::find_kept_object): New function.
3726 (Layout::Kept_section): New struct.
3727 (Layout::Signatures): Change type of map range.
3728 * object.cc (Relobj::output_section_address): New function.
3729 (Sized_relobj::include_section_group): Add new parameters. Change
3730 calls to Layout::add_comdat. Change to build table of kept comdat
3731 groups and table mapping discarded sections to kept sections.
3732 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3733 (Sized_relobj::do_layout): Change calls to include_section_group and
3734 include_linkonce_section.
3735 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3736 value to zero when section is discarded.
3737 (Sized_relobj::map_to_kept_section): New function.
3738 * object.h (Relobj::output_section_address): New function.
3739 (Relobj::Comdat_group): New type.
3740 (Relobj::find_comdat_group): New function.
3741 (Relobj::Comdat_group_table): New type.
3742 (Relobj::Kept_comdat_section): New type.
3743 (Relobj::Kept_comdat_section_table): New type.
3744 (Relobj::add_comdat_group): New function.
3745 (Relobj::set_kept_comdat_section): New function.
3746 (Relobj::get_kept_comdat_section): New function.
3747 (Relobj::comdat_groups_): New field.
3748 (Relobj::kept_comdat_sections_): New field.
3749 (Symbol_value::input_value): Update comment.
3750 (Sized_relobj::map_to_kept_section) New function.
3751 (Sized_relobj::include_linkonce_section): Add new parameter.
3752 * target-reloc.h (Comdat_behavior): New type.
3753 (get_comdat_behavior): New function.
3754 (relocate_section): Add code to map a discarded section to the
3755 corresponding kept section when applying a relocation.
3757 2008-04-30 Craig Silverstein <csilvers@google.com>
3759 * dwarf_reader.cc (next_generation_count): New static var.
3760 (Addr2line_cache_entry): New struct.
3761 (addr2line_cache): New static var.
3762 (Dwarf_line_info::one_addr2line): Added caching.
3763 (Dwarf_line_info::clear_addr2line_cache): New function.
3764 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3765 cache-size parameter.
3766 (Dwarf_line_info::one_addr2line_cache): New function.
3767 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3768 new cache-size argument to one_addr2line(), and clear cache.
3770 2008-04-28 Cary Coutant <ccoutant@google.com>
3772 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3773 R_386_PC8 relocations.
3775 2008-04-23 Ian Lance Taylor <iant@google.com>
3777 * object.cc (Sized_relobj::include_section_group): Check for
3778 invalid section group.
3780 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3783 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3784 than read for file header.
3785 * archive.cc (Archive::include_member): Likewise.
3787 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3789 * aclocal.m4: Regenerate.
3790 * configure: Regenerate.
3792 2008-04-19 Ian Lance Taylor <iant@google.com>
3794 * version.cc (version_string): Bump to 1.6.
3796 * testsuite/Makefile.am (many_sections_r_test): New target.
3797 (many_sections_r_test_SOURCES): Remove.
3798 (many_sections_r_test_DEPENDENCIES): Remove.
3799 (many_sections_r_test_LDFLAGS): Remove.
3800 (many_sections_r_test_LDADD): Remove.
3802 * object.cc (Sized_relobj::do_add_symbols): Always pass
3803 local_symbol_count_ to add_from_relobj.
3805 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3806 every thousand variables.
3807 * testsuite/Makefile.in: Rebuild.
3809 * object.cc (Xindex::initialize_symtab_xindex): New function.
3810 (Xindex::read_symtab_xindex): New function.
3811 (Xindex::sym_xindex_to_shndx): New function.
3812 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3814 (Sized_relobj::do_initialize_xindex): New function.
3815 (Sized_relobj::do_read_symbols): Adjust section links.
3816 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3817 parameter. Change all callers.
3818 (Sized_relobj::include_section_group): Adjust section links and
3819 symbol section indexes.
3820 (Sized_relobj::do_layout): Adjust section links.
3821 (Sized_relobj::do_count_local_symbols): Adjust section links and
3822 symbol section indexes.
3823 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3824 ordinary and special symbols.
3825 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3826 dynsym_xindex parameters. Change all callers. Adjust section
3827 links. Use SHN_XINDEX when needed.
3828 (Sized_relobj::get_symbol_location_info): Adjust section links.
3829 Don't get fooled by special symbols.
3830 * object.h (class Xindex): Define.
3831 (class Object): Add xindex_ parameter. Declare virtual functoin
3832 do_initialize_xindex.
3833 (Object::adjust_sym_shndx): New function.
3834 (Object::set_xindex): New protected function.
3835 (class Symbol_value): Add is_ordinary_shndx_ field.
3836 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3837 (Symbol_value::value): Assert ordinary section.
3838 (Symbol_value::initialize_input_to_output_map): Likewise.
3839 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3841 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3843 (class Sized_relobj): Update declarations.
3844 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3845 parameter. Change all callers.
3846 (Sized_relobj::adjust_shndx): New function.
3847 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3849 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3850 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3851 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3852 (Sized_dynobj::read_dynsym_section): Adjust section links.
3853 (Sized_dynobj::read_dynamic): Likewise.
3854 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3856 (Sized_dynobj::do_initialize_xindex): New function.
3857 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3858 do_initialize_xindex.
3859 (Sized_dynobj::adjust_shndx): New function.
3860 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3861 dynsym_xindex_ fields.
3862 (Layout::finalize): Add a call to set_section_indexes before
3863 creating the symtab sections.
3864 (Layout::set_section_indexes): Don't do anything if the section
3865 already has a section index.
3866 (Layout::create_symtab_sections): Add shnum parameter. Change
3867 caller. Create .symtab_shndx section if needed.
3868 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3870 (Layout::allocated_output_section_count): New function.
3871 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3873 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3874 fields. Update declarations.
3875 (Layout::symtab_xindex): New function.
3876 (Layout::dynsym_xindex): New function.
3877 (class Write_symbols_task): Add layout_ field.
3878 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3880 * output.cc (Output_section_headers::Output_section_headers): Add
3881 shstrtab_section parameter. Change all callers.
3882 (Output_section_headers::do_sized_write): Store overflow values
3883 for section count and section string table section index in
3884 section header zero.
3885 (Output_file_header::do_sized_write): Check for overflow of
3886 section count and section string table section index.
3887 (Output_symtab_xindex::do_write): New function.
3888 (Output_symtab_xindex::endian_do_write): New function.
3889 * output.h (class Output_section_headers): Add shstrtab_section_.
3890 Update declarations.
3891 (class Output_symtab_xindex): Define.
3892 (Output_section::has_out_shndx): New function.
3893 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3895 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3897 (Sized_symbol::init): Likewise.
3898 (Symbol::output_section): Check for ordinary symbol.
3899 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3900 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3902 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3903 Change all callers. Simplify handling of symbols from sections
3904 not included in the link.
3905 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3907 (Weak_alias_sorter::operator()): Assert that symbols are
3909 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3911 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3912 parameters. Change all callers.
3913 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3914 symbol distinction. Use SHN_XINDEX when needed.
3915 (Symbol_table::write_section_symbol): Add symtab_xindex
3916 parameter. Change all callers.
3917 (Symbol_table::sized_write_section_symbol): Likewise. Use
3918 SHN_XINDEX when needed.
3919 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3921 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3922 (Symbol::is_defined): Check is_ordinary.
3923 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3924 (Symbol::is_absolute, Symbol::is_common): Likewise.
3925 (class Sized_symbol): Update declarations.
3926 (class Symbol_table): Update declarations.
3927 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3928 parameters. Change all callers.
3929 (Sized_symbol::override): Likewise.
3930 (Symbol_table::override): Likewise.
3931 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3932 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3933 is_ordinary, and orig_st_shndx parameters. Change all callers.
3934 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3935 to be in an ordinary section.
3936 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3937 object and is_ordinary parameters. Change all callers.
3938 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3939 Change all callers. Don't add undefined or non-ordinary symbols
3941 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3943 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3945 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3946 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3947 (Sized_relobj::relocate_sections): Likewise.
3948 * target-reloc.h (scan_relocs): Adjust section symbol index.
3949 (scan_relocatable_relocs): Likewise.
3950 * i386.cc (Scan::local): Check for ordinary symbols.
3951 * sparc.cc (Scan::local): Likewise.
3952 * x86_64.cc (Scan::local): Likewise.
3953 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3954 to symbol_section_and_value.
3955 * testsuite/many_sections_test.cc: New file.
3956 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3957 (check_PROGRAMS): Add many_sections_test.
3958 (many_sections_test_SOURCES): Define.
3959 (many_sections_test_DEPENDENCIES): Define.
3960 (many_sections_test_LDFLAGS): Define.
3961 (BUILT_SOURCES): Add many_sections_define.h.
3962 (many_sections_define.h): New target.
3963 (BUILT_SOURCES): Add many_sections_check.h.
3964 (many_sections_check.h): New target.
3965 (check_PROGRAMS): Add many_sections_r_test.
3966 (many_sections_r_test_SOURCES): Define.
3967 (many_sections_r_test_DEPENDENCIES): Define.
3968 (many_sections_r_test_LDFLAGS): Define.
3969 (many_sections_r_test_LDADD): Define.
3970 (many_sections_r_test.o): New target.
3971 * testsuite/Makefile.in: Rebuild.
3973 2008-04-17 Cary Coutant <ccoutant@google.com>
3975 * errors.cc (Errors::info): New function.
3976 (gold_info): New function.
3977 * errors.h (Errors::info): New function.
3978 * gold.h (gold_info): New function.
3979 * object.cc (Input_objects::add_object): Print trace output.
3980 * options.cc (options::parse_set): New function.
3981 (General_options::parse_wrap): Deleted.
3982 (General_options::General_options): Deleted initializer.
3983 * options.h (options::String_set): New typedef.
3984 (options::parse_set): New function.
3985 (DEFINE_set): New macro.
3986 (General_options::wrap): Changed to use DEFINE_set. Changed
3987 callers of any_wrap_symbols and is_wrap_symbol.
3988 (General_options::trace, General_options::trace_symbol):
3990 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3991 (General_options::wrap_symbols_): Deleted.
3992 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3994 2008-04-17 David S. Miller <davem@davemloft.net>
3996 * options.cc (General_options::parse_V): New function.
3997 * options.h: Add entries for -V and -Qy.
3999 2008-04-17 Ian Lance Taylor <iant@google.com>
4001 * common.cc (Symbol_table::allocate_commons): Remove options
4002 parameter. Change caller.
4003 (Symbol_table::do_allocate_commons): Remove options parameter.
4004 Change caller. Just call do_allocate_commons_list twice.
4005 (Symbol_table::do_allocate_commons_list): New function, broken out
4006 of do_allocate_commons.
4007 * common.h (class Allocate_commons_task): Remove options_ field.
4009 * symtab.cc (Symbol_table::Symbol_table): Initialize
4011 (Symbol_table::add_from_object): Put TLS common symbols on
4013 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4014 which are IN_OUTPUT_DATA.
4015 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4016 allocate_commons and do_allocate_commons declarations. Declare
4017 do_allocate_commons_list.
4018 * gold.cc (queue_middle_tasks): Update creation of
4019 Allocate_commons_task to not pass options.
4020 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4021 (TLS_TEST_C_FLAGS): New variable.
4022 (tls_test_c_pic.o): New target.
4023 (tls_test_shared.so): Link in tls_test_c_pic.o.
4024 (tls_test_c_pic_ie.o): New target.
4025 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4026 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4027 (tls_test_c.o): New target.
4028 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4029 (tls_pic_test_LDADD): Likewise.
4030 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4031 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4032 (tls_test_c_gnu2.o): New target.
4033 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4035 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4036 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4037 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4038 * testsuite/tls_test.cc: Include "config.h".
4039 (t_last): Call t11_last.
4040 * testsuite/tls_test.h (t11, t11_last): Declare.
4041 * testsuite/tls_test_c.c: New file.
4042 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4043 * configure.ac: Check for OpenMP support.
4044 * configure, config.in, Makefile.in: Rebuild.
4045 * testsuite/Makefile.in: Rebuild.
4047 2008-04-16 Cary Coutant <ccoutant@google.com>
4049 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4050 (Target_i386::tls_base_symbol_defined_): New field.
4051 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4052 (Target_i386::Scan::global): Likewise.
4053 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4054 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4055 (Target_x86_64::tls_base_symbol_defined_): New field.
4056 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4057 (Target_x86_64::Scan::global): Likewise.
4059 2008-04-16 Cary Coutant <ccoutant@google.com>
4061 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4062 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4063 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4064 building shared libraries.
4065 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4066 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4067 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4068 * testsuite/Makefile.in: Rebuild.
4069 * testsuite/weak_undef.h: New file.
4070 * testsuite/weak_undef_file1.cc: Add extra test cases.
4071 * testsuite/weak_undef_file2.cc: Likewise.
4072 * testsuite/weak_undef_test.cc: Likewise.
4074 2008-04-16 David S. Miller <davem@davemloft.net>
4076 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4077 Add issued_non_pic_error_ field. Declare check_non_pic.
4078 (Target_sparc::Scan::check_non_pic): New function.
4079 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4080 (Target_sparc::Scan::global): Likewise.
4082 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4083 * configure: Rebuild.
4085 * options.h (DEFINE_enable): New macro.
4086 (new_dtags): New enable option.
4087 (initfirst, interpose, loadfltr, nodefaultlib,
4088 nodelete, nodlopen, nodump): New -z options.
4089 * layout.cc (Layout:finish_dynamic_section): If new
4090 dtags enabled, emit DT_RUNPATH. Also, emit a
4091 DT_FLAGS_1 containing any specified -z flags.
4093 2008-04-16 Ian Lance Taylor <iant@google.com>
4095 * copy-relocs.cc: New file.
4096 * copy-relocs.h: New file.
4097 * reloc.cc: Remove Copy_relocs code.
4098 * reloc.h: Likewise.
4099 * reloc-types.h (struct Reloc_types) [both versions]: Add
4100 get_reloc_addend_noerror.
4101 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4102 variants of add_global which take an addend which must be zero.
4103 * i386.cc: Include "copy-relocs.h".
4104 (class Target_i386): Change type of copy_relocs_ to variable,
4106 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4108 (Target_i386::do_finalize_sections): Change handling of
4110 * sparc.cc: Include "copy-relocs.h".
4111 (class Target_sparc): Change type of copy_relocs_ to variable,
4113 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4115 (Target_sparc::do_finalize_sections): Change handling of
4117 * x86_64.cc: Include "copy-relocs.h".
4118 (class Target_x86_64): Change type of copy_relocs_ to variable,
4120 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4121 class. Change all callers.
4122 (Target_x86_64::do_finalize_sections): Change handling of
4124 * Makefile.am (CCFILES): Add copy-relocs.cc.
4125 (HFILES): Add copy-relocs.h.
4127 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4129 * testsuite/script_test_4.sh: Permit leading zeroes.
4131 2008-04-15 Ian Lance Taylor <iant@google.com>
4133 * script-sections.cc (Script_sections::create_segments): Use
4134 header_size_adjustment even when there is enough room for the
4136 * testsuite/script_test_4.sh: New file.
4137 * testsuite/script_test_4.t: New file.
4138 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4139 (check_DATA): Add script_test_4.stdout.
4140 (MOSTLYCLEANFILES): Likewise.
4141 (script_test_4): New target.
4142 (script_test_4.stdout): New target.
4143 * testsuite/Makefile.in: Rebuild.
4145 * sparc.cc: Add definitions for Output_data_plt_sparc class
4148 2008-04-14 David S. Miller <davem@davemloft.net>
4150 * sparc.cc: New file.
4151 * Makefile.am (TARGETSOURCES): Add sparc.cc
4152 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4153 * configure.tgt: Document targ_extra_size and
4154 targ_extra_big_endian. Add entries for sparc-* and
4156 * configure.ac: Handle targ_extra_size and
4157 targ_extra_big_endian.
4158 * Makefile.in: Rebuild.
4159 * configure: Likewise.
4160 * po/POTFILES.in: Likewise.
4161 * po/gold.pot: Likewise.
4163 2008-04-14 Ian Lance Taylor <iant@google.com>
4165 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4166 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4167 in the name/type/flags to section mapping. Don't call
4168 allocate_output_section.
4169 (Layout::choose_output_section): Change parameter from adjust_name
4170 to is_input_section. Don't permit input sections after sections
4171 are attached to segments. Don't call allocate_output_section.
4172 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4173 not write_enable_output_section.
4174 (Layout::make_output_section): Don't push to
4175 unattached_section_list_ nor call attach_to_segment. Call
4176 attach_section_to_segment if sections are attached.
4177 (Layout::attach_sections_to_segments): New function.
4178 (Layout::attach_section_to_segment): New function.
4179 (Layout::attach_allocated_section_to_segment): Rename from
4180 attach_to_segment. Remove flags parameter.
4181 (Layout::allocate_output_section): Remove function.
4182 (Layout::write_enable_output_section): Remove function.
4183 * layout.h (class Layout): Update for above changes. Add new
4184 field sections_are_attached_.
4185 * output.h (Output_section::update_flags_for_input_section): New
4187 * output.cc (Output_section::add_input_section): Call
4188 update_flags_for_input_section.
4189 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4191 2008-04-11 Cary Coutant <ccoutant@google.com>
4193 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4194 thought unnecessary.
4195 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4197 2008-04-11 Ian Lance Taylor <iant@google.com>
4199 * output.h (class Output_section_data): Remove inline definition
4201 * output.cc (Output_section_data::set_addralign): New function.
4203 2008-04-11 Cary Coutant <ccoutant@google.com>
4205 Add support for TLS descriptors for i386 and x86_64.
4206 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4207 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4208 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4210 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4211 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4212 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4214 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4215 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4216 Fix problem with initial-exec relocations.
4217 (Target_i386::Relocate::relocate_tls): Likewise.
4218 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4220 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4221 support for section-plus-offset dynamic table entries.
4222 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4223 (Output_data_dynamic::Dynamic_entry): Add support for
4224 section-plus-offset dynamic table entries.
4225 (Output_data_dynamic::Classification): Likewise.
4226 (Output_data_dynamic::classification_): Renamed offset_.
4227 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4228 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4229 (Target_x86_64::make_plt_section): New function.
4230 (Target_x86_64::reserve_tlsdesc_entries): New function.
4231 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4232 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4233 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4234 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4235 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4236 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4237 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4238 add extra PLT entry for TLS descriptors.
4239 (Output_data_plt_x86_64::got_): New field.
4240 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4241 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4243 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4245 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4246 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4247 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4248 R_386_TLS_DESC_CALL relocations.
4249 (Target_x86_64::Scan::global): Likewise.
4250 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4251 for TLS descriptors.
4252 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4253 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4254 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4255 GD-to-IE relaxation.
4256 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4257 and TLS_DESCRIPTORS.
4258 * Makefile.in: Rebuild.
4259 * configure: Rebuild.
4260 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4261 (tls_test_shared2.so): New target.
4262 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4263 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4264 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4265 (tls_shared_gd_to_ie_test_LDADD): New variable.
4266 (tls_shared_gnu2_gd_to_ie_test): New target.
4267 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4269 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4270 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4271 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4272 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4273 (tls_shared_gnu2_test): New target.
4274 (tls_test_gnu2_shared.so): New target.
4275 (tls_shared_gnu2_test_SOURCES): New variable.
4276 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4277 (tls_shared_gnu2_test_LDFLAGS): New variable.
4278 (tls_shared_gnu2_test_LDADD): New variable.
4279 * testsuite/Makefile.in: Rebuild.
4280 * testsuite/Makefile.
4282 2008-04-11 Ian Lance Taylor <iant@google.com>
4284 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4286 * testsuite/Makefile.in: Rebuild.
4288 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4290 * testsuite/script_test_2.cc (main): Adjust test.
4292 2008-04-11 David S. Miller <davem@davemloft.net>
4293 Ian Lance Taylor <iant@google.com>
4295 * options.h (General_options): Add entries for '-Y' and
4297 * options.cc (General_options:finalize): If -Y was used, add those
4298 entries to the library path instead of the default "/lib" and
4301 2008-04-11 David S. Miller <davem@davemloft.net>
4303 * testsuite/justsyms.t: Start at 0x100.
4304 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4305 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4307 * testsuite/script_test_2.cc: Adjust string and section length
4310 2008-04-09 Ian Lance Taylor <iant@google.com>
4313 * script-sections.cc (Sections_element::allocate_to_segment): Add
4315 (Output_section_definition::allocate_to_segment): Likewise.
4316 (Orphan_output_section::allocate_to_segment): Likewise.
4317 (Script_sections::attach_sections_using_phdrs_clause): Don't
4318 propagate non-PT_LOAD segments to orphan sections.
4319 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4320 readelf rather than objdump.
4321 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4322 .interp section and PT_INTERP segment are the same size.
4323 * testsuite/Makefile.in: Rebuild.
4325 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4326 aliases for symbols defined in the same object.
4327 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4328 (weak_alias_test_SOURCES): New variable.
4329 (weak_alias_test_DEPENDENCIES): New variable.
4330 (weak_alias_test_LDFLAGS): New variable.
4331 (weak_alias_test_LDADD): New variable.
4332 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4333 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4334 (weak_alias_test_3.o): New target.
4335 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4336 * testsuite/weak_alias_test_main.cc: New file.
4337 * testsuite/weak_alias_test_1.cc: New file.
4338 * testsuite/weak_alias_test_2.cc: New file.
4339 * testsuite/weak_alias_test_3.cc: New file.
4341 2008-04-08 Ian Lance Taylor <iant@google.com>
4343 * options.h (class General_options): Add --noinhibit-exec option.
4344 * main.cc (main): Check --noinhibit-exec.
4346 * options.h (class General_options): Define --wrap as a special
4347 option. Add wrap_symbols_ field.
4348 (General_options::any_wrap_symbols): New function.
4349 (General_options::is_wrap_symbol): New function.
4350 * options.cc (General_options::parse_wrap): New function.
4351 (General_options::General_options): Initialize wrap_symbols_.
4352 * symtab.cc (Symbol_table::wrap_symbol): New function.
4353 (Symbol_table::add_from_object): Handle --wrap.
4354 * symtab.h (class Symbol_table): Declare wrap_symbol.
4355 * target.h (Target::wrap_char): New function.
4356 (Target::Target_info): Add wrap_char field.
4357 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4358 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4359 * testsuite/testfile.cc (Target_test::test_target_info):
4362 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4365 * layout.h (class Layout): Add added_eh_frame_data_ field.
4366 * layout.cc (Layout::Layout): Initialize new field.
4367 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4368 output section until we find a section we merged successfully.
4369 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4370 that the size be non-zero.
4372 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4375 2008-04-08 Craig Silverstein <csilvers@google.com>
4377 * configure.ac: Export new conditional variable HAVE_ZLIB.
4378 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4380 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4381 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4383 2008-04-07 Ian Lance Taylor <iant@google.com>
4385 * version.cc (version_string): Set to "1.5".
4387 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4388 Add issued_non_pic_error_ field. Declare check_non_pic.
4389 (Target_x86_64::Scan::check_non_pic): New function.
4390 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4391 (Target_x86_64::Scan::global): Likewise.
4393 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4394 addend parameter. Change caller. Handle merge sections.
4395 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4396 Address to Addend. Don't add in the result of
4397 local_section_offset, pass down the addend and use the returned
4399 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4400 Update declarations of local_section_offset and symbol_value.
4401 * testsuite/two_file_test_1.cc (t18): New function.
4402 * testsuite/two_file_test_2.cc (f18): New function.
4403 * testsuite/two_file_test_main.cc (main): Call t18.
4404 * testsuite/two_file_test.h (t18, f18): Declare.
4406 * configure.ac: Don't test for objdump, c++filt, or readelf.
4407 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4409 (TEST_READELF): New variable.
4410 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4411 (check_PROGRAMS): Add two_file_strip_test.
4412 (two_file_strip_test): New target.
4413 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4414 (two_file_same_shared_strip_test_SOURCES): New variable.
4415 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4416 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4417 (two_file_same_shared_strip_test_LDADD): New variable.
4418 (two_file_shared_strip.so): New target.
4419 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4420 (ver_test_5.syms, ver_test_7.syms): Likewise.
4421 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4422 (strip_test_3.stdout): Use TEST_OBJDUMP.
4423 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4425 2008-04-04 Cary Coutant <ccoutant@google.com>
4427 * symtab.h (Symbol::is_weak_undefined): New function.
4428 (Symbol::is_strong_undefined): New function.
4429 (Symbol::is_absolute): New function.
4430 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4431 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4433 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4434 (weak_undef_test): New target.
4435 * testsuite/Makefile.in: Rebuild.
4436 * testsuite/weak_undef_file1.cc: New file.
4437 * testsuite/weak_undef_file2.cc: New file.
4438 * testsuite/weak_undef_test.cc: New file.
4440 2008-04-03 Craig Silverstein <csilvers@google.com>
4442 * compressed_output.h (class Output_compressed_section): Use
4444 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4446 (zlib_compressed_suffix): Removed.
4447 (Output_compressed_section::set_final_data_size): Use unsigned
4449 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4450 Fix linker invocation.
4451 (flagstest_o_specialfile_and_compress_debug_sections):
4453 * testsuite/Makefile.in: Regenerated.
4455 2008-04-02 David S. Miller <davem@davemloft.net>
4457 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4458 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4460 2008-04-02 Craig Silverstein <csilvers@google.com>
4464 2008-04-02 Ian Lance Taylor <iant@google.com>
4466 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4467 parameters. Update for new key type to views_. Change all
4469 (File_read::read): Adjust for byteshift in returned view.
4470 (File_read::add_view): New function, broken out of
4472 (File_read::make_view): New function, broken out of
4474 (File_read::find_or_make_view): Add offset and aligned
4475 parameters. Rewrite accordingly. Change all callers.
4476 (File_read::get_view): Add offset and aligned parameters. Adjust
4477 for byteshift in return value.
4478 (File_read::get_lasting_view): Likewise.
4479 * fileread.h (class File_read): Update declarations.
4480 (class File_read::View): Add byteshift_ field. Add byteshift to
4481 constructor. Add byteshift method.
4482 * archive.h (Archive::clear_uncached_views): New function.
4483 (Archive::get_view): Add aligned parameter. Change all callers.
4484 * object.h (Object::get_view): Add aligned parameter. Change all
4486 (Object::get_lasting_view): Likewise.
4488 * fileread.cc (File_read::release): Don't call clear_views if
4489 there are multiple objects.
4490 * fileread.h (File_read::clear_uncached_views): New function.
4491 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4494 2008-03-31 Cary Coutant <ccoutant@google.com>
4496 Add thin archive support.
4497 * archive.cc (Archive::armagt): New const.
4498 (Archive::setup): Remove task parameter and calls to unlock.
4499 (Archive::unlock_nested_archives): New function.
4500 (Archive::read_header): Add nested_off parameter. Change
4502 (Archive::interpret_header): Likewise.
4503 (Archive::include_all_members): Change to handle thin
4505 (Archive::include_member): Likewise.
4506 * archive.h (Archive::Archive): Add new parameters and
4508 (Archive::armagt): New const.
4509 (Archive::setup): Remove task parameter.
4510 (Archive::unlock_nested_archives): New function.
4511 (Archive::read_header): Add nested_off parameter.
4512 (Archive::interpret_header): Likewise.
4513 (Archive::Nested_archive_table): New typedef.
4514 (Archive::is_thin_archive_): New field.
4515 (Archive::nested_archives_): New field.
4516 (Archive::options_): New field.
4517 (Archive::dirpath_): New field.
4518 (Archive::task_): New field.
4519 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4520 for thin archives. Pass additional parameters to
4521 Archive::Archive. Unlock the archive file after calling
4524 2008-03-29 Ian Lance Taylor <iant@google.com>
4526 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4527 version symbol to be local.
4528 * testsuite/ver_test_4.sh: New file.
4529 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4530 (check_DATA): Add ver_test_4.syms.
4531 (ver_test_4.syms): New target.
4532 * testsuite/Makefile.in: Rebuild.
4535 (Output_section::Input_section_sort_entry::has_priority): New
4537 (Output_section::Input_section_sort_entry::match_file_name): New
4539 (Output_section::Input_section_sort_entry::match_section_name):
4541 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4543 (Output_section::Input_section_sort_entry::match_section_file):
4545 (Output_section::Input_section_sort_compare::operator()): Rewrite
4546 using new Input_section_sort_entry functions. Sort crtbegin and
4547 crtend first. Sort sections with no priority before sections with
4549 * testsuite/initpri1.c (d3): Check j != 4.
4550 (cd5): New constructor/destructor function.
4551 (main): Check j != 2.
4553 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4554 new symbol when resolving, don't call set_is_default.
4555 * testsuite/ver_test_7.cc: New file.
4556 * testsuite/ver_test_7.sh: New file.
4557 * testsuite/Makefile.am (ver_test_7.so): New target.
4558 (ver_test_7.o): New target.
4559 (check_SCRIPTS): Add ver_test_7.sh.
4560 (check_DATA): Add ver_test_7.syms.
4561 (ver_test_7.syms): New target.
4563 2008-03-28 Ian Lance Taylor <iant@google.com>
4565 * layout.cc (Layout::layout): If we see an input section with a
4566 name that needs sorting, set the must_sort flag for the output
4568 (Layout::make_output_section): If the name of the output section
4569 indicates that it might require sorting, set the may_sort flag.
4570 * output.h (Output_section::may_sort_attached_input_sections): New
4572 (Output_section::set_may_sort_attached_input_sections): New
4574 (Output_section::must_sort_attached_input_sections): New
4576 (Output_section::set_must_sort_attached_input_sections): New
4578 (class Output_section): Declare Input_section_sort_entry. Define
4579 Input_section_sort_compare. Declare
4580 sort_attached_input_sections. Add new fields:
4581 may_sort_attached_input_sections_,
4582 must_sort_attached_input_sections_,
4583 attached_input_sections_are_sorted_.
4584 * output.cc (Output_section::Output_section): Initialize new
4586 (Output_section::add_input_section): Add an entry to
4587 input_sections_ if may_sort or must_sort are true.
4588 (Output_section::set_final_data_size): Call
4589 sort_attached_input_sections if necessary.
4590 (Output_section::Input_section_sort_entry): Define new class.
4591 (Output_section::Input_section_sort_compare::operator()): New
4593 (Output_section::sort_attached_input_sections): New function.
4594 * configure.ac: Check whether the compiler supports constructor
4595 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4596 * testsuite/initpri1.c: New file.
4597 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4598 CONSTRUCTOR_PRIORITY.
4599 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4600 (initpri1_LDFLAGS): New variable.
4601 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4603 2008-03-27 Ian Lance Taylor <iant@google.com>
4605 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4606 * testsuite/common_test_1.c: New file.
4607 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4608 (common_test_1_SOURCES): New variable.
4609 (common_test_1_DEPENDENCIES): New variable.
4610 (common_test_1_LDFLAGS): New variable.
4612 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4613 and commons_ correctly when NAME/VERSION does not override
4615 * testsuite/ver_test_6.c: New file.
4616 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4617 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4618 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4620 2008-03-26 Ian Lance Taylor <iant@google.com>
4622 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4623 of an undefined symbol from a version script.
4624 * testsuite/Makefile.am (ver_test_5.so): New target.
4625 (ver_test_5.o): New target.
4626 (check_SCRIPTS): Add ver_test_5.sh.
4627 (check_DATA): Add ver_test_5.syms.
4628 (ver_test_5.syms): New target.
4629 * testsuite/ver_test_5.cc: New file.
4630 * testsuite/ver_test_5.script: New file.
4631 * testsuite/ver_test_5.sh: New file.
4632 * Makefile.in, testsuite/Makefile.in: Rebuild.
4635 Fix problems building gold with gcc 4.3.0.
4636 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4637 (gold_error_at_location, gold_warning_at_location): Use it.
4638 * configure.ac: Check whether we can compile and use a template
4639 function with a printf attribute.
4640 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4641 when jumping over bytes.
4642 * object.cc: Instantiate Object::read_section_data.
4643 * debug.h: Include <cstring>
4644 * dwarf_reader.cc: Include <algorithm>
4645 * main.cc: Include <cstring>.
4646 * options.cc: Include <cstring>.
4647 * output.cc: Include <cstring>.
4648 * script.cc: Include <cstring>.
4649 * script.h: Include <string>.
4650 * symtab.cc: Include <cstring> and <algorithm>.
4651 * target-select.cc: Include <cstring>.
4652 * version.cc: Include <string>.
4653 * testsuite/testmain.cc: Include <cstdlib>.
4654 * configure, config.in: Rebuild.
4656 2008-03-25 Ian Lance Taylor <iant@google.com>
4658 * options.cc: Include "../bfd/bfdver.h".
4659 (options::help): Print bug reporting address.
4661 * version.cc (print_version): Adjust output for current value of
4666 * options.cc (options::help): Print list of supported targets.
4667 * target-select.h: Include <vector>.
4668 (class Target_selector): Make machine_, size_, and is_big_endian_
4669 fields const. Add bfd_name_ and instantiated_target_ fields.
4670 (Target_selector::Target_selector): Add bfd_name parameter.
4671 (Target_selector::recognize): Make non-virtual, call
4673 (Target_selector::recognize_by_name): Make non-virtual, call
4674 do_recognize_by_name.
4675 (Target_selector::supported_names): New function.
4676 (Target_selector::bfd_name): New function.
4677 (Target_selector::do_instantiate_target): New pure virtual
4679 (Target_selector::do_recognize): New virtual function.
4680 (Target_selector::do_recognize_by_name): New virtual function.
4681 (Target_selector::instantiate_target): New private function.
4682 (supported_target_names): Declare.
4683 * target-select.cc (Target_selector::Target_selector): Update for
4684 new parameter and fields.
4685 (select_target_by_name): Check that the name matches before
4686 calling recognize_by_name.
4687 (supported_target_names): New function.
4688 * i386.cc (class Target_selector_i386): Update Target_selector
4689 constructor call. Remove recognize and recognize_by_name. Add
4690 do_instantiate_target.
4691 * x86_64.cc (class Target_selector_x86_64): Likewise.
4692 * testsuite/testfile.cc (class Target_selector_test): Update for
4693 changes to Target_selector.
4695 * README: Rewrite, with some notes on unsupported features.
4697 2008-03-24 Cary Coutant <ccoutant@google.com>
4699 * i386.cc (Target_i386::Got_type): New enum declaration.
4700 (Target_i386::Scan::local): Updated callers of Output_data_got
4702 (Target_i386::Scan::global): Likewise.
4703 (Target_i386::Relocate::relocate): Likewise.
4704 (Target_i386::Relocate::relocate_tls): Likewise.
4705 * object.h (Got_offset_list): New class.
4706 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4707 (Sized_relobj::local_got_offset): Likewise.
4708 (Sized_relobj::set_local_got_offset): Likewise.
4709 (Sized_relobj::local_has_tls_got_offset): Removed.
4710 (Sized_relobj::local_tls_got_offset): Removed.
4711 (Sized_relobj::set_local_tls_got_offset): Removed.
4712 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4713 * output.cc (Output_data_got::add_global): Added got_type parameter.
4714 (Output_data_got::add_global_with_rel): Likewise.
4715 (Output_data_got::add_global_with_rela): Likewise.
4716 (Output_data_got::add_global_pair_with_rel): New function.
4717 (Output_data_got::add_global_pair_with_rela): New function.
4718 (Output_data_got::add_local): Added got_type parameter.
4719 (Output_data_got::add_local_with_rel): Likewise.
4720 (Output_data_got::add_local_with_rela): Likewise.
4721 (Output_data_got::add_local_pair_with_rel): New function.
4722 (Output_data_got::add_local_pair_with_rela): New function.
4723 (Output_data_got::add_global_tls): Removed.
4724 (Output_data_got::add_global_tls_with_rel): Removed.
4725 (Output_data_got::add_global_tls_with_rela): Removed.
4726 (Output_data_got::add_local_tls): Removed.
4727 (Output_data_got::add_local_tls_with_rel): Removed.
4728 (Output_data_got::add_local_tls_with_rela): Removed.
4729 * output.h (Output_data_got::add_global): Added got_type parameter.
4730 (Output_data_got::add_global_with_rel): Likewise.
4731 (Output_data_got::add_global_with_rela): Likewise.
4732 (Output_data_got::add_global_pair_with_rel): New function.
4733 (Output_data_got::add_global_pair_with_rela): New function.
4734 (Output_data_got::add_local): Added got_type parameter.
4735 (Output_data_got::add_local_with_rel): Likewise.
4736 (Output_data_got::add_local_with_rela): Likewise.
4737 (Output_data_got::add_local_pair_with_rel): New function.
4738 (Output_data_got::add_local_pair_with_rela): New function.
4739 (Output_data_got::add_global_tls): Removed.
4740 (Output_data_got::add_global_tls_with_rel): Removed.
4741 (Output_data_got::add_global_tls_with_rela): Removed.
4742 (Output_data_got::add_local_tls): Removed.
4743 (Output_data_got::add_local_tls_with_rel): Removed.
4744 (Output_data_got::add_local_tls_with_rela): Removed.
4745 * resolve.cc (Symbol::override_base_with_special): Removed
4746 reference to has_got_offset_ field.
4747 * symtab.cc (Symbol::init_fields): Replaced initialization
4748 of got_offset_ with got_offsets_. Removed initialization
4750 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4751 (Symbol::got_offset): Likewise.
4752 (Symbol::set_got_offset): Likewise.
4753 (Symbol::has_tls_got_offset): Removed.
4754 (Symbol::tls_got_offset): Removed.
4755 (Symbol::set_tls_got_offset): Removed.
4756 (Symbol::got_offset_): Removed.
4757 (Symbol::tls_mod_got_offset_): Removed.
4758 (Symbol::tls_pair_got_offset_): Removed.
4759 (Symbol::got_offsets_): New field.
4760 (Symbol::has_got_offset): Removed.
4761 (Symbol::has_tls_mod_got_offset): Removed.
4762 (Symbol::has_tls_pair_got_offset): Removed.
4763 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4764 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4766 (Target_x86_64::Scan::global): Likewise.
4767 (Target_x86_64::Relocate::relocate): Likewise.
4768 (Target_x86_64::Relocate::relocate_tls): Likewise.
4770 2008-03-25 Ben Elliston <bje@au.ibm.com>
4772 * yyscript.y: Fix spelling error in comment.
4774 2008-03-24 Ian Lance Taylor <iant@google.com>
4776 * options.h (class General_options): Define build_id option.
4777 * layout.h (class Layout): Declare write_build_id, create_note,
4778 create_build_id. Add build_id_note_ member.
4779 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4780 "libiberty.h", "md5.h", "sha1.h".
4781 (Layout::Layout): Initialize eh_frame_data_,
4782 eh_frame_hdr_section_, and build_id_note_.
4783 (Layout::finalize): Call create_build_id.
4784 (Layout::create_note): New function, broken out of
4785 Layout::create_gold_note.
4786 (Layout::create_gold_note): Call create_note.
4787 (Layout::create_build_id): New function.
4788 (Layout::write_build_id): New function.
4789 (Close_task_runner::run): Call write_build_id.
4791 * x86_64.cc: Correct license to GPLv3.
4793 2008-03-23 Ian Lance Taylor <iant@google.com>
4795 * options.cc: Include "demangle.h".
4796 (parse_optional_string): New function.
4797 (parse_long_option): Handle takes_optional_argument.
4798 (parse_short_option): Update dash_z initializer. Handle
4799 takes_optional_argument.
4800 (General_options::General_options): Initialize do_demangle_.
4801 (General_options::finalize): Set do_demangle_. Handle demangling
4803 * options.h (parse_optional_string): Declare.
4804 (struct One_option): Add optional_arg field. Update constructor.
4805 Update call constructor calls. Add takes_optional_argument
4807 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4808 (DEFINE_optional_string): Define.
4809 (General_options::demangle): Change from DEFINE_bool to
4810 DEFINE_optional_string.
4811 (General_options::no_demangle): New function.
4812 (General_options::do_demangle): New function.
4813 (General_options::set_do_demangle): New function.
4814 (General_options::execstack_status_): Move definition to end of
4816 (General_options::static_): Likewise.
4817 (General_options::do_demangle_): New field.
4818 * object.cc (big_endian>::get_symbol_location_info): Call
4819 Options::do_demangle, not Options::demangle.
4820 * symtab.cc (demangle): Likewise.
4822 2008-03-22 Ian Lance Taylor <iant@google.com>
4824 * gold.h: Include <cstddef> and <sys/types.h>
4825 * options.h: Include <cstring>.
4827 2008-03-21 Ian Lance Taylor <iant@google.com>
4829 * Added source code to GNU binutils.