1 2009-10-30 Doug Kwan <dougkwan@google.com>
3 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
5 2009-10-28 Ian Lance Taylor <iant@google.com>
7 * object.h (class Relobj): Drop options parameter from
8 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
9 do_scan_relocs, do_relocate. Change all callers.
10 (class Sized_relobj): Drop options parameters from
11 do_gc_process_relocs, do_scan_relocs, do_relocate,
12 do_relocate_sections, relocate_sections, emit_relocs_scan,
13 emit_relocs_scan_reltype. Change all callers.
14 (struct Relocate_info): Remove options field and all references to
16 * reloc.h (class Read_relocs): Remove options constructor
17 parameter and options_ field. Change all callers.
18 (class Gc_process_relocs, class Scan_relocs): Likewise.
19 (class Relocate_task): Likewise.
20 * target-reloc.h (scan_relocs): Remove options parameter. Change
22 (scan_relocatable_relocs): Likewise.
23 * target.h (class Sized_target): Remove options parameter from
24 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
26 * gc.h (gc_process_relocs): Remove options parameter. Change all
28 * arm.cc: Update functions to remove options parameters.
30 * powerpc.cc: Likewise.
32 * x86_64.cc: Likewise.
33 * testsuite/testfile.cc: Likewise.
35 2009-10-28 Doug Kwan <dougkwan@google.com>
37 * arm.cc (Arm_relobj): New class definition.
38 (Arm_relobj::scan_sections_for_stubs,
39 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
40 New method definitions.
42 2009-10-28 Cary Coutant <ccoutant@google.com>
44 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
45 (Plugin::cleanup_done_): New member.
46 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
47 (Plugin_manager::cleanup_done_): Remove.
48 (Plugin_manager::add_input_file): Edit error message.
49 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
50 (Plugin_manager::cleanup): Remove use of cleanup_done_.
52 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
54 * fileread.cc: (File_read::View::~View): Use the new
55 data_ownership_ filed.
56 (File_read::~File_read): Dispose the new whole_file_view_.
57 (File_read::open): Mmap the whole file if needed.
58 (File_read::open): Use whole_file_view_ instead of contents_.
59 (File_read::find_view): Use whole_file_view_ if applicable.
60 (File_read::do_read): Use whole_file_view_ instead of contents_.
61 (File_read::make_view): Use whole_file_view_ instead of contents_,
62 update File_read::View::View call.
63 (File_read::find_or_make_view): Update File_read::View::View
65 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
67 (File_read::View::Data_ownership): New enum.
68 (File_read::View::View): Replace bool mapped_ with Data_ownership
70 (File_read::View::mapped_): Remove (replaced by data_ownership_).
71 (File_read::View::data_ownership_): New field.
72 (File_read::contents_): Remove (replaced by whole_file_view_).
73 (File_read::whole_file_view_): New field.
74 * options.h (class General_options): Add --keep-files-mapped.
76 2009-10-27 Cary Coutant <ccoutant@google.com>
78 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
79 * testsuite/Makefile.am (plugin_test_5): New test case.
80 * testsuite/Makefile.in: Regenerate.
82 2009-10-25 Doug Kwan <dougkwan@google.com>
84 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
85 from private to protected to allow access by child class.
86 (Sized_relobj::do_relocate_sections): New method declaration.
87 (Sized_relobj::relocate_sections): Virtualize.
88 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
89 Sized_relobj::relocate_sections. Instantiate template explicitly
90 for different target sizes and endianity.
92 2009-10-24 Doug Kwan <dougkwan@google.com>
94 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
95 (Arm_input_section::as_arm_input_section): New method.
96 (Arm_output_section): New class definition.
97 (Arm_output_section::create_stub_group,
98 Arm_output_section::group_sections): New method definitions.
100 2009-10-22 Doug Kwan <dougkwan@google.com>
102 * arm.cc (Arm_input_section): New class definition.
103 (Arm_input_section::init, Arm_input_section:do_write,
104 Arm_input_section::set_final_data_size,
105 Arm_input_section::do_reset_address_and_file_offset): New method
108 2009-10-21 Doug Kwan <dougkwan@google.com>
110 * arm.cc (Stub_table, Arm_input_section): New forward class
112 (Stub_table): New class defintion.
113 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
114 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
115 New method definition.
117 2009-10-21 Doug Kwan <dougkwan@google.com>
119 * arm.cc: Update copyright comments.
120 (Target_arm): New forward class template declaration.
121 (Arm_address): New type.
122 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
123 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
124 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
126 (Insn_template): Same.
127 (DEF_STUBS): New macro.
128 (Stub_type): New enum type.
129 (Stub_template): New class definition.
132 (Stub_factory): Same.
133 (Target_arm::Target_arm): Initialize may_use_blx_ and
134 should_force_pic_veneer_.
135 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
136 Target_arm::should_force_pic_veneer,
137 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
138 Target_arm::using_thumb_only, Target_arm:;default_target): New
140 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
141 New data member declarations.
142 (Insn_template::size, Insn_template::alignment): New method defintions.
143 (Stub_template::Stub_template): New method definition.
144 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
145 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
146 (Stub_factory::Stub_factory): New method definition.
147 * gold.h (string_hash): New template.
148 * output.h (Input_section_specifier::hash_value): Use
150 (Input_section_specifier::string_hash): Remove.
151 * stringpool.cc (Stringpool_template::string_hash): Use
154 2009-10-20 Doug Kwan <dougkwan@google.com>
156 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
157 symbols of relaxed input sections.
158 * output.h (Output_section::find_relaxed_input_section): Make
161 2009-10-16 Doug Kwan <dougkwan@google.com>
163 * dynobj.cc (Versions::Versions): Initialize version_script_.
164 Only insert base version symbol definition for a shared object
165 if version script defines any version versions.
166 (Versions::define_base_version): New method definition.
167 (Versions::add_def): Check that base version is not needed.
168 (Versions::add_need): Define base version lazily.
169 * dynobj.h (Versions::define_base_version): New method declaration.
170 (Versions::needs_base_version_): New data member declaration.
171 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
172 (check_DATA): Add no_version_test.stdout.
173 (libno_version_test.so, no_version_test.o no_version_test.stdout):
175 * testsuite/Makefile.in: Regenerate.
176 * testsuite/no_version_test.c: New file.
177 * testsuite/no_version_test.sh: Ditto.
179 2009-10-16 Doug Kwan <dougkwan@google.com>
181 * expression.cc (class Segment_start_expression): New class definition.
182 (Segment_start_expression::value): New method definition.
183 (script_exp_function_segment_start): Return a new
184 Segment_start_expression.
185 * gold/script-c.h (script_saw_segment_start_expression): New function
187 * script-sections.cc (Script_sections::Script_sections): Initialize
188 SAW_SEGMENT_START_EXPRESSION_ to false.
189 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
190 and -Tbbs options to specify section addresses if given in
191 command line and no SEGMENT_START expression is seen in a script.
192 * script-sections.h (Script_sections::saw_segment_start_expression,
193 Script_sections::set_saw_segment_start_expression): New method
195 (Script_sections::saw_segment_start_expression_): New data member
197 * script.cc (script_saw_segment_start_expression): New function.
198 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
199 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
200 script_test_7.sh and script_test_8.sh.
201 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
202 script_test_8.stdout.
203 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
204 (script_test_6, script_test_6.stdout, script_test_7,
205 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
206 * Makefile.in: Regenerate.
207 * testsuite/script_test_6.sh: New file.
208 * testsuite/script_test_6.t: Same.
209 * testsuite/script_test_7.sh: Same.
210 * testsuite/script_test_7.t: Same.
211 * testsuite/script_test_8.sh: Same.
213 2009-10-16 Doug Kwan <dougkwan@google.com>
215 * output.cc (Output_segment::set_section_list_address): Cast
216 expressions to unsigned long long type to avoid format warnings.
218 2009-10-15 Ian Lance Taylor <iant@google.com>
220 * script.cc (Script_options::add_symbol_assignment): Always add a
221 dot assginment to script_sections_.
222 * script-sections.cc (Script_sections::add_dot_assignment):
223 Initialize if necessary.
225 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
226 program headers with no load segment if there is a linker script.
228 * layout.cc (Layout::set_segment_offsets): Align the file offset
229 to the segment aligment for -N or -n with no load segment.
230 * output.cc (Output_segment::add_output_section): Don't crash if
231 the first section is a TLS section.
232 (Output_segment::set_section_list_addresses): Print an error
233 message if the address moves backward in a linker script.
235 (Output_section_element_input::set_section_addresses): Don't
236 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
237 (Orphan_output_section::set_section_addresses): Likewise.
239 2009-10-15 Doug Kwan <dougkwan@google.com>
241 * layout.cc (Layout::finish_dynamic_section): Generate tags
242 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
243 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
244 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
246 2009-10-14 Ian Lance Taylor <iant@google.com>
248 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
250 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
251 data_shdr fields of relinfo.
252 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
253 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
254 R_386_TLS_LDO_32, adjust based on section flags.
255 (Target_i386::Relocate::fix_up_ldo): Remove.
257 2009-10-13 Ian Lance Taylor <iant@google.com>
259 Add support for -pie.
260 * options.h (class General_options): Add -pie and
262 (General_options::output_is_position_independent): Test -pie.
263 (General_options::output_is_executable): Return true if not shared
265 (General_options::output_is_pie): Remove.
266 * options.cc (General_options::finalize): Reject incompatible uses
268 * gold.cc (queue_middle_tasks): A -pie link is not static.
269 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
270 * symtab.cc (Symbol::final_value_is_known): Return false if
271 output_is_position_independent.
272 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
273 output_is_position_independent.
274 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
275 output_is_position_independent.
276 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
277 output_is_position_independent.
278 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
280 (basic_pie_test.o, basic_pie_test): New targets.
281 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
282 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
283 (two_file_pie_test): New target.
284 * testsuite/Makefile.in: Rebuild.
285 * README: Remove note saying that -pie is not supported.
287 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
289 * options.h (class General_options): Add -init and -fini.
290 * layout.cc (Layout::finish_dynamic_section): Emit
291 given init and fini functions.
293 2009-10-13 Sriraman Tallam <tmsriram@google.com>
295 * gc.h (gc_process_relocs): Check if icf is enabled using new
297 * gold.cc (queue_initial_tasks): Likewise.
298 (queue_middle_tasks): Likewise.
299 * object.cc (do_layout): Likewise.
300 * symtab.cc (is_section_folded): Likewise.
301 * main.cc (main): Likewise.
302 * reloc.cc (Read_relocs::run): Likewise.
303 (Sized_relobj::do_scan_relocs): Likewise.
304 * icf.cc (is_function_ctor_or_dtor): New function.
305 (Icf::find_identical_sections): Check if function is ctor or dtor when
307 * options.h (General_options::icf): Change option to be an enum.
308 (Icf_status): New enum.
309 (icf_enabled): New method.
310 (icf_safe_folding): New method.
311 (set_icf_status): New method.
312 (icf_status_): New variable.
313 * (options.cc) (General_options::finalize): Set icf_status_.
314 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
315 icf_test and icf_keep_unique_test to use the --icf enum flag.
316 * testsuite/icf_safe_test.sh: New file.
317 * testsuite/icf_safe_test.cc: New file.
319 2009-10-12 Sriraman Tallam <tmsriram@google.com>
321 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
322 includes to gc.h and icf.h.
323 * arm.cc: Include gc.h.
326 * powerpc.cc: Likewise.
327 * sparc.cc: Likewise.
328 * x86_64.cc: Likewise.
329 * gc.h: Include icf.h.
331 2009-10-11 Ian Lance Taylor <iant@google.com>
333 * plugin.cc: Include "gold.h" before other header files.
335 2009-10-10 Chris Demetriou <cgd@google.com>
337 * options.h (Input_file_argument::Input_file_type): New enum.
338 (Input_file_argument::is_lib_): Replace with...
339 (Input_file_argument::type_): New member.
340 (Input_file_argument::Input_file_argument): Take Input_file_type
341 'type' rather than boolean 'is_lib' as second argument.
342 (Input_file_argument::is_lib): Use type_.
343 (Input_file_argument::is_searched_file): New function.
344 (Input_file_argument::may_need_search): Handle is_searched_file.
345 * options.cc (General_options::parse_library): Support -l:filename.
346 (General_options::parse_just_symbols): Update for Input_file_argument
348 (Command_line::process): Likewise.
349 * archive.cc (Archive::get_file_and_offset): Likewise.
350 * plugin.cc (Plugin_manager::release_input_file): Likewise.
351 * script.cc (read_script_file, script_add_file): Likewise.
352 * fileread.cc (Input_file::Input_file): Likewise.
353 (Input_file::will_search_for): Handle is_searched_file.
354 (Input_file::open): Likewise.
355 * readsyms.cc (Read_symbols::get_name): Likewise.
356 * testsuite/Makefile.am (searched_file_test): New test.
357 * testsuite/Makefile.in: Regenerate.
358 * testsuite/searched_file_test.cc: New file.
359 * testsuite/searched_file_test_lib.cc: New file.
361 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
362 Ian Lance Taylor <iant@google.com>
364 * descriptor.cc: Include <cstdio> and "binary-io.h".
365 (Descriptors::open): Open the files in binary mode always.
366 * script.cc (Lex::get_token): Treat \r as whitespace.
368 2009-10-09 Ian Lance Taylor <iant@google.com>
370 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
372 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
373 Ian Lance Taylor <iant@google.com>
375 * configure.ac: Check for readv function also.
376 * fileread.cc (readv): Define if not HAVE_READV.
377 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
379 * config.in: Regenerate.
380 * configure: Regenerate.
382 2009-10-09 Doug Kwan <dougkwan@google.com>
384 * layout.cc (Layout::make_output_section): Call target hook to make
385 ordinary output section.
386 (Layout::finalize): Adjust parameter list of call the
388 * layout.h (class Layout::section_list): New method.
389 * merge.h (Output_merge_base::entsize): Change visibility to public.
390 (Output_merge_base::is_string, Output_merge_base::do_is_string):
392 (Output_merge_string::do_is_string): New method.
393 * object.cc (Sized_relobj::do_setup): renamed from
394 Sized_relobj::set_up.
395 * object.h (Sized_relobj::adjust_shndx,
396 Sized_relobj::initializ_input_to_output_maps,
397 Sized_relobj::free_input_to_output_maps): Change visibilities to
399 (Sized_relobj::setup): Virtualize.
400 (Sized_relobj::do_setup): New method declaration.
401 (Sized_relobj::invalidate_section_offset,
402 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
403 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
404 * options.cc (parse_int): New function.
405 * options.h (parse_int): New declaration.
406 (DEFINE_int): New macro.
407 (stub_group_size): New option.
408 * output.cc (Output_section::Output_section): Initialize memebers
409 merge_section_map_, merge_section_by_properties_map_,
410 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
411 (Output_section::add_input_section): Handled deferred code-fill
412 generation and remove an old comment.
413 (Output_section::add_relaxed_input_section): New method definition.
414 (Output_section::add_merge_input_section): Use merge section by
415 properties map to speed to search. Update merge section maps
417 (Output_section::build_relaxation_map): New method definition.
418 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
420 (Output_section::relax_input_section): Renamed to
421 Output_section::convert_input_sections_to_relaxed_sections and change
422 interface to take a vector of pointers to relaxed sections.
423 (Output_section::find_merge_section,
424 Output_section::find_relaxed_input_section): New method definitions.
425 (Output_section::is_input_address_mapped,
426 Output_section::output_offset, Output_section::output_address):
427 Use output section data maps to speed up searching.
428 (Output_section::find_starting_output_address): Add comments.
429 (Output_section::do_write,
430 Output_section::write_to_postprocessing_buffer): Do code-fill
431 generation as appropriate.
432 (Output_section::get_input_sections): Invalidate relaxed input section
434 (Output_section::restore_states): Adjust type of checkpoint .
435 Invalidate relaxed input section map.
436 * output.h (Output_merge_base): New class declaration.
437 (Input_section_specifier): New class defintion.
438 (class Output_relaxed_input_section) Change base class to
439 Output_section_data_build.
440 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
441 base class initializer.
442 (Output_section::add_relaxed_input_section): New method declaration.
443 (Output_section::Input_section): Change visibility to protected.
444 (Output_section::Input_section::relobj,
445 Output_section::Input_section::shndx): Handle relaxed input sections.
446 Output_section::input_sections) Change visibility to protected. Also
447 define overload to return a non-const pointer.
448 (Output_section::Merge_section_properties): New class defintion.
449 (Output_section::Merge_section_by_properties_map,
450 Output_section::Output_section_data_by_input_section_map,
451 Output_section::Relaxation_map): New types.
452 (Output_section::relax_input_section): Rename method to
453 Output_section::convert_input_sections_to_relaxed_sections and change
454 interface to take a vector of relaxed section pointers.
455 (Output_section::find_merge_section,
456 Output_section::find_relaxed_input_section,
457 Output_section::build_relaxation_map,
458 Output_section::convert_input_sections_in_list_to_relaxed_sections):
459 New method declarations.
460 (Output_section::merge_section_map_
461 Output_section::merge_section_by_properties_map_,
462 Output_section::relaxed_input_section_map_,
463 Output_section::is_relaxed_input_section_map_valid_,
464 Output_section::generate_code_fills_at_write_): New data members.
466 (Output_section_element_input::set_section_addresses): Call
467 current_data_size and addralign methods of relaxed input sections.
468 (Orphan_output_section::set_section_addresses): Call current_data_size
469 and addralign methods of relaxed input sections.
470 * symtab.cc (Symbol_table::compute_final_value): Extract template
471 from the body of Symbol_table::sized_finalize_symbol.
472 (Symbol_table::sized_finalized_symbol): Call
473 Symbol_table::compute_final_value.
474 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
475 (Symbol_table::compute_final_value): New templated method declaration.
476 * target.cc (Target::do_make_output_section): New method defintion.
477 * target.h (Target::make_output_section): New method declaration.
478 (Target::relax): Add more parameters for input objects, symbol table
479 and layout. Adjust call to do_relax.
480 (Target::do_make_output_section): New method declaration.
481 (Target::do_relax): Add parameters for input objects, symbol table
484 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
486 * pread.c: Include stdio.h.
488 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
490 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
493 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
495 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
496 Change read_shndx type to unsigned int.
497 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
499 (Sized_dwarf_line_info::read_line_mappings): Likewise.
500 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
501 Change read_shndx type to unsigned int.
502 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
504 (Sized_dwarf_line_info::read_line_mappings): Likewise.
505 * layout.cc (Layout::create_symtab_sections): Cast the result of
506 local_symcount * symsize to off_t in the gold_assert.
508 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
510 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
511 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
513 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
514 (Arm_relocate_functions::thm_abs5): New function.
515 (Arm_relocate_functions::abs12): New function.
516 (Arm_relocate_functions::abs16): New function.
517 (Arm_relocate_functions::base_abs): New function.
518 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
519 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
520 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
522 (Scan::global): Likewise.
523 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
524 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
525 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
526 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
529 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
531 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
532 (Arm_relocate_functions::movt_prel): New function.
533 (Arm_relocate_functions::thm_movw_prel_nc): New function.
534 (Arm_relocate_functions::thm_movt_prel): New function.
535 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
536 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
537 (Scan::global, Relocate::relocate): Likewise.
538 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
540 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
542 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
544 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
546 (class Incremental_inputs_header): New class.
547 (Incremental_inputs_header_writer): Edit comment.
548 (Incremental_inputs_entry): New class.
549 (Incremental_inputs_entry_writer): Edit comment.
550 (Sized_incremental_binary::do_find_incremental_inputs_section):
551 Add *strtab_shndx parameter, fill it.
552 (Sized_incremental_binary::do_check_inputs): New method.
553 (Incremental_checker::can_incrementally_link_output_file): Use
554 Sized_incremental_binary::check_inputs.
555 (Incremental_inputs::report_command_line): Save command line in
558 (Incremental_binary::find_incremental_inputs_section): New
560 (Incremental_binary::do_find_incremental_inputs_section): Add
561 strtab_shndx parameter.
562 (Incremental_binary::do_check_inputs): New pure virtual method.
563 (Sized_incremental_binary::do_check_inputs): Declare.
564 (Incremental_checker::Incremental_checker): Add incremental_inputs
565 parameter, use it to initialize incremental_inputs_.
566 (Incremental_checker::incremental_inputs_): New field.
567 (Incremental_checker::command_line): New method.
568 (Incremental_checker::inputs): New method.
569 (Incremental_checker::command_line_): New field.
571 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
573 * incremental.cc: Include <cstdarg> and "target-select.h".
574 (vexplain_no_incremental): New function.
575 (explain_no_incremental): New function.
576 (Incremental_binary::error): New method.
577 (Sized_incremental_binary::do_find_incremental_inputs_section): New
579 (make_sized_incremental_binary): New function.
580 (open_incremental_binary): New function.
581 (can_incrementally_link_file): Add checks if output is ELF and has
583 * incremental.h: Include "elfcpp_file.h" and "output.h".
584 (Incremental_binary): New class.
585 (Sized_incremental_binary): New class.
586 (open_incremental_binary): Declare.
587 * object.cc (is_elf_object): Use
588 elfcpp::Elf_recognizer::is_elf_file.
589 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
590 * output.h (Output_file::filesize): New method.
592 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
594 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
596 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
597 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
599 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
601 (Arm_relocate_functions::movw_abs_nc): New function.
602 (Arm_relocate_functions::movt_abs): New function.
603 (Arm_relocate_functions::thm_movw_abs_nc): New function.
604 (Arm_relocate_functions::thm_movt_abs): New function.
605 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
606 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
607 (Scan::global): Likewise.
608 (Relocate::relocate): Likewise.
609 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
611 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
613 * arm.cc (Arm_relocate_functions::got_prel) New function.
614 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
615 (Relocate::relocate): Likewise.
616 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
618 2009-10-06 Ian Lance Taylor <iant@google.com>
620 * options.h (class General_options): Define
621 split_stack_adjust_size parameter.
622 * object.h (class Object): Add uses_split_stack_ and
623 has_no_split_stack_ fields. Add uses_split_stack and
624 has_no_split_stack accessor functions. Declare
625 handle_split_stack_section.
626 (class Reloc_symbol_changes): Define.
627 (class Sized_relobj): Define Function_offsets. Declare
628 split_stack_adjust, split_stack_adjust_reltype, and
630 * object.cc (Object::handle_split_stack_section): New function.
631 (Sized_relobj::do_layout): Call handle_split_stack_section.
632 * dynobj.cc (Sized_dynobj::do_layout): Call
633 handle_split_stack_section.
634 * reloc.cc (Sized_relobj::relocate_sections): Call
635 split_stack_adjust for executable sections in split_stack
636 objects. Pass reloc_map to relocate_section.
637 (Sized_relobj::split_stack_adjust): New function.
638 (Sized_relobj::split_stack_adjust_reltype): New function.
639 (Sized_relobj::find_functions): New function.
640 * target-reloc.h: Include "object.h".
641 (relocate_section): Add reloc_symbol_changes parameter. Change
643 * target.h (class Target): Add calls_non_split method. Declare
644 do_calls_non_split virtual method. Declare match_view and
646 * target.cc: Include "elfcpp.h".
647 (Target::do_calls_non_split): New function.
648 (Target::match_view): New function.
649 (Target::set_view_to_nop): New function.
650 * gold.cc (queue_middle_tasks): Give an error if mixing
651 split-stack and non-split-stack objects with -r.
652 * i386.cc (Target_i386::relocate_section): Add
653 reloc_symbol_changes parameter.
654 (Target_i386::do_calls_non_split): New function.
655 * x86_64.cc (Target_x86_64::relocate_section): Add
656 reloc_symbol_changes parameter.
657 (Target_x86_64::do_calls_non_split): New function.
658 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
660 * powerpc.cc (Target_powerpc::relocate_section): Add
661 reloc_symbol_changes parameter.
662 * sparc.cc (Target_sparc::relocate_section): Add
663 reloc_symbol_changes parameter.
664 * configure.ac: Call AM_CONDITIONAL for the default target.
665 * configure: Rebuild.
666 * testsuite/Makefile.am (TEST_AS): New variable.
667 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
668 (check_DATA): Add split_i386 and split_x86_64 files.
669 (SPLIT_DEFSYMS): Define.
670 (split_i386_[1234n].o): New targets.
671 (split_i386_[124]): New targets.
672 (split_i386_[1234r].stdout): New targets.
673 (split_x86_64_[1234n].o): New targets.
674 (split_x86_64_[124]): New targets.
675 (split_x86_64_[1234r].stdout): New targets.
676 (MOSTLYCLEANFILES): Add new executables.
677 * testsuite/split_i386.sh: New file.
678 * testsuite/split_x86_64.sh: New file.
679 * testsuite/split_i386_1.s: New file.
680 * testsuite/split_i386_2.s: New file.
681 * testsuite/split_i386_3.s: New file.
682 * testsuite/split_i386_4.s: New file.
683 * testsuite/split_i386_n.s: New file.
684 * testsuite/split_x86_64_1.s: New file.
685 * testsuite/split_x86_64_2.s: New file.
686 * testsuite/split_x86_64_3.s: New file.
687 * testsuite/split_x86_64_4.s: New file.
688 * testsuite/split_x86_64_n.s: New file.
689 * testsuite/testfile.cc (Target_test): Update relocation_section
691 * testsuite/Makefile.in: Rebuild.
693 2009-10-06 Ian Lance Taylor <iant@google.com>
695 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
696 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
697 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
698 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
699 the address on ldo_addrs_.
700 (Target_i386::Relocate::fix_up_ldo): New function.
702 2009-10-06 Rafael Espindola <espindola@google.com>
704 * plugin.cc (add_input_library): New.
705 (Plugin::load): Add add_input_library to tv.
706 (Plugin_manager::add_input_file): Add the is_lib argument.
707 (add_input_file): Update call to Plugin_manager::add_input_file.
708 (add_input_library): New.
709 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
711 2009-09-30 Doug Kwan <dougkwan@google.com>
713 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
714 symbol and call Symbol::may_need_copy_reloc to determine if
715 a copy reloc is needed.
716 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
717 nocopyreloc is given in command line.
718 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
719 given in command line.
720 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
721 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
722 of the removed Target_i386::may_need_copy_reloc.
723 * options.h (copyreloc): New option with default value false.
724 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
725 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
726 instead of the removed Target_powerpc::may_need_copy_reloc.
727 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
728 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
729 instead of the removed Target_sparc::may_need_copy_reloc.
730 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
731 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
732 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
733 instead of the removed Target_x86_64::may_need_copy_reloc.
735 2009-09-30 Ian Lance Taylor <iant@google.com>
737 * object.h (class Object): Remove target_ field, and target,
738 sized_target, and set_target methods.
739 (Object::sized_target): Remove.
740 (class Sized_relobj): Update declarations. Remove sized_target.
741 * object.cc (Sized_relobj::setup): Remove target parameter.
743 (Input_objects::add_object): Don't do anything with the target.
744 (make_elf_sized_object): Add punconfigured parameter. Change all
745 callers. Set or test parameter target.
746 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
748 * parameters.cc (Parameters::set_target): Change parameter type to
750 (Parameters::default_target): Remove.
751 (set_parameters_target): Change parameter type to be non-const.
752 (parameters_force_valid_target): New function.
753 (parameters_clear_target): New function.
754 * parameters.h (class Parameters): Update declarations. Remove
755 default_target method. Add sized_target and clear_target
756 methods. Change target_ to be non-const.
757 (set_parameters_target): Update declaration.
758 (parameters_force_valid_target): Declare.
759 (parameters_clear_target): Declare.
760 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
761 as NULL if we aren't searching.
762 (Add_symbols::run): Don't check for compatible target.
763 * fileread.cc (Input_file::open_binary): Call
764 parameters_force_valid_target.
765 * gold.cc (queue_middle_tasks): Likewise.
766 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
767 set_target on object.
768 * dynobj.h (class Sized_dynobj): Update declarations.
769 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
770 make_elf_object returns NULL.
771 (Archive::include_member): Don't check whether object target is
773 * output.cc (Output_section::add_input_section): Get target from
775 (Output_section::relax_input_section): Likewise.
776 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
778 (Sized_relobj::do_scan_relocs): Likewise.
779 (Sized_relobj::relocate_sections): Likewise.
780 * resolve.cc (Symbol_table::resolve): Likewise.
781 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
782 parameter. Change all callers.
783 (Symbol_table::add_from_object): Get target from parameters.
784 (Symbol_table::add_from_relobj): Don't check object target.
785 (Symbol_table::add_from_dynobj): Likewise.
786 (Symbol_table::define_special_symbol): Get target from
788 * symtab.h (class Symbol_table): Update declaration.
789 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
790 parameter. Change all callers. Clear parameter target.
791 (Binary_test): Test target here.
792 * testsuite/object_unittest.cc (gold_testsuite): Remove
793 target_test_pointer parameter. Change all callers.
794 (Object_test): Test target here.
796 2009-09-26 Ian Lance Taylor <iant@google.com>
798 * testsuite/initpri1.c: Don't try to use constructor priorities if
799 compiling with gcc before 4.3.
801 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
803 * testsuite/retain_symbols_file_test.sh (check_present): Change
804 output file name to retain_symbols_file_test.stdout.
805 (check_absent): Likewise.
807 2009-09-18 Craig Silverstein <csilvers@google.com>
809 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
810 * options.cc: Include <cerrno> and <fstream>.
811 (General_options::finalize): Parse -retain-symbols-file tag.
812 * options.h: New flag.
813 (General_options): New method should_retain_symbol, new
814 variable symbols_to_retain.
815 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
816 should_retain_symbol map.
817 * testsuite/Makefile.am (retain_symbols_file_test): New test.
818 * testsuite/Makefile.in: Regenerate.
819 * testsuite/retain_symbols_file_test.sh: New file.
821 2009-09-18 Nick Clifton <nickc@redhat.com>
823 * po/es.po: Updated Spanish translation.
825 2009-09-17 Doug Kwan <dougkwan@google.com>
827 * debug.h (DEBUG_RELAXATION): New constant.
828 (DEBUG_ALL): Add DEBUG_RELAXATION.
829 (debug_string_to_enum): Add relaxation debug option.
831 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
832 Layout::Relaxation_debug_check::read_sections,
833 Layout::Relaxation_debug_check::read_sections): New method definitions.
834 (Layout::Layout): Initialize data members
835 record_output_section_data_from_scrips_,
836 script_output_section_data_list_ and relaxation_debug_check_.
837 (Layout::save_segments, Layout::restore_segments,
838 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
839 Layout::relaxation_loop_body): New method definitions.
840 (Layout::finalize): Support relaxation. Move section layout code to
841 Layout::relaxation_loop_body.
842 (Layout::set_asection_address_from_script): Move code for orphan
843 section placement out.
844 (Layout::place_orphan_sections_in_script): New method definition.
845 * layout.h (Output_segment_headers, Output_file_header):
846 New forward class declarations.
847 (Layout::~Layout): Define.
848 (Layout::new_output_section_data_from_script): New method definition.
849 (Layout::place_orphan_sections_in_script): New method declaration.
850 (Layout::Segment_states): New type declaration.
851 (Layout::save_segments, Layout::restore_segments,
852 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
853 Layout::relaxation_loop_body): New method declarations.
854 (Layout::Output_section_data_list): New type declaration.
855 (Layout::Relaxation_debug_check): New class definition.
856 (Layout::record_output_section_data_from_script_,
857 Layout::script_output_section_data_list_, Layout::segment_states_,
858 Layout::relaxation_debug_check_): New data members.
859 * output.cc: (Output_section_headers::do_size): New method definition.
860 (Output_section_headers::Output_section_headers): Move size
861 computation to Output_section_headers::do_size.
862 (Output_segment_headers::do_size): New method definition.
863 (Output_file_header::Output_file_header): Move size computation to
864 Output_file_header::do_size and call it.
865 (Output_file_header::do_size): New method definition.
866 (Output_data_group::Output_data_group): Adjust call to
868 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
869 (Output_symtab_xindex::do_write): Add array bound check.
870 (Output_section::Input_section::print_to_mapfile): Handle
871 RELAXED_INPUT_SECTION_CODE.
872 (Output_section::Output_section): Initialize data member checkpoint_.
873 (Output_section::~Output_section): Delete checkpoint object pointed
875 (Output_section::add_input_section): Always add an Input_section if
877 (Output_section::add_merge_input_section): Add assert.
878 (Output_section::relax_input_section): New method definition.
879 (Output_section::set_final_data_size): Set load address to zero for
880 an unallocated section.
881 (Output_section::do_address_and_file_offset_have_reset_values):
882 New method definition.
883 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
884 Handle relaxed input section.
885 (Output_section::sort_attached_input_sections): Checkpoint input
887 (Output_section::get_input_sections): Change type of input_sections to
888 list of Simple_input_section pointers. Checkpoint input section list
889 lazily. Also handle relaxed input sections.
890 (Output_section::add_input_section_for_script): Take a reference to
891 a Simple_input_section object instead of Relobj pointer and section
892 index as parameter. Handle relaxed input sections.
893 (Output_section::save_states, Output_section::restore_states): New
895 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
896 (Output_data::is_data_size_fixed): New method definition.
897 (Output_data::reset_addresss_and_file_offset): Do not reset data size
899 (Output_data::address_and_file_offset_have_reset_values): New method
901 (Output_data::do_address_and_file_offset_have_reset_values): New method
903 (Output_data::set_data_size): Check that data size is not fixed.
904 (Output_data::fix_data_size): New method definition.
905 (Output_data::is_data_size_fixed_): New data member.
906 (Output_section_headers::set_final_data_size): New method definition.
907 (Output_section_headers::do_size): New method declaration.
908 (Output_segment_headers::set_final_data_size): New method definition.
909 (Output_segment_headers::do_size): New method declaration.
910 (Output_file_header::set_final_data_size)::New method definition.
911 (Output_file_header::do_size)::New method declaration.
912 (Output_section_data::Output_section_data): Add new parameter
913 is_data_size_fixed and use it to fix data size.
914 (Output_data_const::Output_data_const): Adjust call to base class
915 constructor and fix data size.
916 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
917 base class constructor and fix data size.
918 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
919 base class constructor and fix data size.
920 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
921 class constructor and fix data size.
922 (Output_data_group::set_final_data_size): New method definition.
923 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
924 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
925 class constructor and fix data size.
926 (Output_relaxed_input_section): New class definition.
927 (Output_section::Simple_input_section): New class definition.
928 (Output_section::get_input_sections): Adjust parameter list.
929 (Output_section::add_input_section_for_script): Same.
930 (Output_section::save_states, Output_section::restore_states,
931 Output_section::do_address_and_file_offset_have_reset_values,
932 (Output_section::Input_section::Input_section): Handle
933 RELAXED_INPUT_SECTION_CODE. Add new overload for
934 Output_relaxed_input_section.
935 (Output_section::Input_section::is_input_section,
936 Output_section::Input_section::set_output_section): Handle relaxed
938 (Output_section::Input_section::is_relaxed_input_section,
939 Output_section::Input_section::output_section_data,
940 Output_section::Input_section::relaxed_input_section): New method
942 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
944 (Output_section::Input_section::u1_): Update comments.
945 (Output_section::Input_section::u2_): Add new union member poris.
946 (Output_section::Checkpoint_output_section): New classs definition.
947 (Output_section::relax_input_section): New method declaration.
948 (Output_section::checkpoint_): New data member.
949 (Output_segment): Update comments.
950 (Output_segment::Output_segment): Un-privatize copy constructor.
951 (Output_segment::operator=): Un-privatize.
952 * script-sections.cc (Output_section_element::Input_section_list):
953 Change element type to Output_section::Simple_input_section.
954 (Output_section_element_dot_assignment::set_section_addresses):
955 Register output section data for relaxation clean up.
956 (Output_data_exression::Output_data_expression): Adjust call to base
957 constructor to fix data size.
958 (Output_section_element_data::set_section_addresses): Register
959 Output_data_expression object for relaxation clean up.
960 (struct Input_section_info): Replace Relobj pointer and section index
961 pair with Output_section::Simple_input_section and Convert struct to a
963 (Input_section_sorter::operator()): Adjust access to
964 Input_section_info data member to use accessors.
965 (Output_section_element_input::set_section_addresses): Use layout
966 parameter. Adjust code to use Output_section::Simple_input_section
967 and Input_secction_info classes. Register filler for relaxation
969 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
970 and section index pair with Output_section::Simple_input_section
971 class. Adjust code accordingly.
972 (Phdrs_element::release_segment): New method definition.
973 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
975 (Script_sections::release_segments): New method definition.
976 * gold/script-sections.h (Script_sections::release_segments): New
978 * gold/target.h (Target::may_relax, Target::relax,
979 Target::do_may_relax, Target::do_relax): New method definitions.
981 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
983 * arm.cc (has_signed_unsigned_overflow): New function.
984 (Arm_relocate_functions::abs8): New function.
985 (Target_arm::Scan::local): Handle R_ARM_ABS8.
986 (Target_arm::Scan::global): Likewise.
987 (Target_arm::relocate::relocate): Likewise.
988 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
991 2009-09-16 Cary Coutant <ccoutant@google.com>
993 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
994 * testsuite/Makefile.in: Regenerate.
996 2009-09-11 Nick Clifton <nickc@redhat.com>
998 * po/gold.pot: Updated by the Translation project.
1000 2009-09-08 Cary Coutant <ccoutant@google.com>
1002 * output.cc (Output_file::open): Add execute permission to empty file.
1003 * testsuite/Makefile.am (permission_test): New test.
1004 * testsuite/Makefile.in: Regenerate.
1006 2009-09-02 Ian Lance Taylor <iant@google.com>
1008 * output.cc (Output_file::resize): Call map_no_anonymous rather
1011 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1013 * gold.cc: Include "incremental.h".
1014 (queue_initial_tasks): Call Incremental_checker methods.
1015 * incremental.cc: Include "output.h".
1016 (Incremental_checker::can_incrementally_link_output_file): New
1018 * incremental.h (Incremental_checker): New class.
1020 * output.cc (Output_file::open_for_modification): New method.
1021 (Output_file::map_anonymous): Changed return type to bool. Record
1023 (Output_file::map_no_anonymous): New method, broken out of map.
1024 (Output_file::map): Use map_no_anonymous and map_anonymous.
1025 * output.h (class Output_file): Update declarations.
1027 2009-08-24 Cary Coutant <ccoutant@google.com>
1029 * options.h (Command_line::Pre_options): New class.
1030 (Command_line::pre_options): New member.
1031 * options.cc (gold::options::ready_to_register): New variable.
1032 (One_option::register_option): Do nothing if not registering options.
1033 Assert if same short option registered twice.
1034 (General_options::General_options): Turn off option registration when
1036 (Command_line::Pre_options::Pre_options): New constructor.
1038 2009-08-24 Cary Coutant <ccoutant@google.com>
1040 * options.h (General_options::no_keep_memory): Remove incorrect
1043 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1045 * Makefile.am (am__skiplex, am__skipyacc): New.
1046 * Makefile.in: Regenerate.
1048 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1050 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1051 (INCLUDES): ... this.
1052 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1053 (AM_CPPFLAGS): Renamed from ...
1054 (INCLUDE): ... this.
1055 * Makefile.in, testsuite/Makefile.in: Regenerate.
1057 * Makefile.in: Regenerate.
1058 * aclocal.m4: Likewise.
1059 * config.in: Likewise.
1060 * configure: Likewise.
1061 * testsuite/Makefile.in: Likewise.
1063 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1064 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1065 * Makefile.in: Regenerate.
1066 * testsuite/Makefile.in: Regenerate.
1068 2009-08-19 Cary Coutant <ccoutant@google.com>
1070 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1071 symbols in shared libraries overridden by hidden or internal symbols
1072 in the main program.
1074 2009-08-19 Chris Demetriou <cgd@google.com>
1076 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1077 checking source file names in error messages.
1079 2009-08-18 Doug Kwan <dougkwan@google.com>
1081 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1082 an elcpp::Ehdr as parameter. Adjust call to set_target.
1083 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1084 an elfcpp::Ehdr as parameter.
1085 * object.cc (Object::set_target): Remove the version that looks up
1086 a target and sets it.
1087 (Sized_relobj::setup): Take a Target object instead of
1088 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1089 (make_elf_sized_object): Find target and ask target to
1091 * object.h: (Object::set_target): Remove the version that looks up
1092 a target and sets it.
1093 (Sized_relobj::setup): Take a Target object instead of
1094 an elfcpp:Ehdr as parameter.
1095 * target.cc: Include dynobj.h.
1096 (Target::do_make_elf_object_implementation): New.
1097 (Target::do_make_elf_object): New.
1098 * target.h (Target::make_elf_object): New template declaration.
1099 (Target::do_make_elf_object): New method declarations.
1100 (Target::do_make_elf_object_implementation): New template declaration.
1102 2009-08-14 Ian Lance Taylor <iant@google.com>
1104 * gold.h (FUNCTION_NAME): Define.
1105 (gold_unreachable): Use FUNCTION_NAME.
1107 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1109 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1110 symbol in the --keep-unique list is not found.
1112 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1114 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1115 been maked as --keep-unique.
1116 (Icf::unfold_section): New function.
1117 * icf.h (Icf::unfold_section): New function.
1118 * options.h (General_options::keep_unique): New option.
1119 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1120 * testsuite/Makefile.in: Regenerate.
1121 * testsuite/icf_keep_unique_test.sh: New file.
1122 * testsuite/icf_keep_unique_test.cc: New file.
1124 2009-08-12 Cary Coutant <ccoutant@google.com>
1127 * resolve.cc (Symbol_table::resolve): Check for references from
1128 dynamic objects to hidden and internal symbols.
1129 * testsuite/Makefile.am (hidden_test.sh): New test.
1130 * testsuite/Makefile.in: Regenerate.
1131 * testsuite/hidden_test.sh: New script.
1132 * testsuite/hidden_test_1.c: New test source.
1133 * testsuite/hidden_test_main.c: New test source.
1135 2009-08-11 Doug Kwan <dougkwan@google.com>
1137 * arm.cc: Update comments.
1138 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1139 segment to locate the .ARM.exidx section if present.
1141 2009-08-09 Doug Kwan <dougkwan@google.com>
1143 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1146 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1147 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1150 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1152 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1153 valid tls_segment only for non-debug-section relocations.
1154 * testsuite/Makefile.am: Add gc_tls_test.
1155 * testsuite/Makefile.in: Regenerate.
1156 * testsuite/gc_tls_test.cc: New file.
1157 * testsuite/gc_tls_test.sh: New file.
1159 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1163 * Makefile.am (CCFILES): Add icf.cc.
1165 * Makefile.in: Regenerate.
1166 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1167 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1168 section, symbol and addend information for the relocs.
1169 * gold.cc (queue_middle_tasks): Call identical code folding.
1170 * gold.h: Add defines for multimap.
1171 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1172 to the call of finalize_local_symbols.
1173 * main.cc (main): Create object of class Icf.
1174 * object.cc (Sized_relobj::do_layout): Allow this function to be
1175 called twice during icf.
1176 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1177 to sections marked as identical by icf.
1178 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1180 (Sized_relobj::do_section_entsize): New function.
1181 * object.h (Object::section_entsize): New function.
1182 (Object::do_section_entsize): New pure virtual function.
1183 (Relobj::finalize_local_symbols): Add new parameter.
1184 (Relobj::do_section_entsize): New function.
1185 * options.h (General_options::icf): New option.
1186 (General_options::icf_iterations): New option.
1187 (General_options::print_icf_sections): New option.
1188 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1189 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1190 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1192 * symtab.cc (Symbol_table::is_section_folded): New function.
1193 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1194 to sections marked as identical by icf.
1195 * symtab.h (Symbol_table::set_icf): New function.
1196 (Symbol_table::icf): New function.
1197 (Symbol_table::is_section_folded): New function.
1198 (Symbol_table::icf_): New data member.
1199 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1200 * testsuite/Makefile.am: Add commands to build icf_test.
1201 * testsuite/Makefile.in: Regenerate.
1202 * testsuite/icf_test.sh: New file.
1203 * testsuite/icf_test.cc: New file.
1205 2009-07-24 Chris Demetriou <cgd@google.com>
1207 * layout.cc (is_compressible_debug_section): Fix incorrect
1208 comment about compressed section names.
1210 2009-07-20 Ian Lance Taylor <ian@airs.com>
1213 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1215 2009-07-16 Ian Lance Taylor <iant@google.com>
1218 * layout.h: #include <map>.
1219 (class Kept_section): Change from struct to class. Add accessors
1220 and setters. Add section size to Comdat_group mapping. Change
1221 Comdat_group to std::map. Add is_comdat_ field. Add
1222 linkonce_size field in union.
1223 (class Layout): Update declaration of find_or_add_kept_section.
1224 Don't declare find_kept_object.
1225 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1226 parameter. Add object, shndx, is_comdat, and is_group_name
1227 parameters. Change all callers. Adjust for new Kept_section.
1228 (Layout::find_kept_object): Remove.
1229 * object.cc (Sized_relobj::include_section_group): Update use of
1230 Kept_section. Rename secnum to shndx. Only record
1231 Kept_comdat_section if sections are the same size.
1232 (Sized_relobj::include_linkonce_section): Update use of
1233 Kept_section. Only record Kept_comdat_section if sections are the
1234 same size. Set size of linkonce section.
1235 (Sized_relobj::map_to_kept_section): Update call to
1236 get_kept_comdat_section.
1237 * object.h (class Sized_relobj): Rename fields in
1238 Kept_comdat_section to drop trailing underscores; change object
1239 field to Relobj*. Change Kept_comdat_section_table to store
1240 struct rather than pointer.
1241 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1242 Add kept_object and kept_shndx parameters. Change all callers.
1243 (Sized_relobj::get_kept_comdat_section): Change return type to
1244 bool. Add kept_object and kept_shndx parameters. Change all
1246 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1247 Layout::find_or_add_kept_section.
1249 2009-07-09 Ian Lance Taylor <iant@google.com>
1251 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1252 Reserve space in the hash table.
1254 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1256 * fileread.cc (File_read::get_mtime): New method.
1257 * fileread.h (Timespec): New structure.
1258 (File_read::get_mtime): New method.
1259 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1260 Renamed from timestamp_nsec.
1261 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1263 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1265 (Incremental_inputs::report_archive): Save mtime; style fix.
1266 (Incremental_inputs::report_obejct): Save mtime; style fix.
1267 (Incremental_inputs::report_script): Save mtime; style fix.
1268 (Incremental_inputs::finalize_inputs): Style fix.
1269 (Incremental_inputs::finalize): Style fix.
1270 (Incremental_inputs::create_input_section_data): Store inputs
1272 * incremental.h (Incremental_inputs::report_script): Add mtime
1274 (Incremental_inputs::Input_info::Input_info): Intialize only one
1276 (Incremental_inputs::Input_info::archive): Move to nameless
1278 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1279 (Incremental_inputs::Input_info::script): Move to nameless union.
1280 (Incremental_inputs::mtime): New field.
1281 * script.cc (read_input_script): Pass file mtime to
1283 * script.h (Script_info::inputs): Style fix.
1285 2009-07-01 Ian Lance Taylor <ian@airs.com>
1287 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1290 2009-06-24 Ian Lance Taylor <iant@google.com>
1293 * layout.cc (Layout::choose_output_section): If we find an
1294 existing section, update the flags.
1295 (Layout::create_notes): New function, broken out of
1297 (Layout::finalize): Don't create note sections.
1298 (Layout::create_note): Don't crash if linker script discards
1300 (Layout::create_gold_note): Likewise.
1301 (Layout::create_build_id): Likewise. Don't set
1302 after_input_sections on the section.
1303 (Layout::create_executable_stack_info): Remove target parameter.
1305 * layout.h (class Layout): Declare create_notes. Update
1306 declaration of create_executable_stack_info.
1307 * gold.cc (queue_middle_tasks): Call create_notes.
1308 * output.cc (Output_section::update_flags_for_input_section): Move
1309 here from output.h. If SHF_ALLOC flag is newly set, mark address
1311 * output.h (Output_data::mark_address_invalid): New function.
1312 (class Output_section): Only declare, not define,
1313 update_flags_for_input_section. Remove set_flags.
1315 2009-06-24 Ian Lance Taylor <iant@google.com>
1317 * script-sections.cc (Output_section_definition::
1318 set_section_addresses): Rename shadowing local load_address to
1321 2009-06-24 Ian Lance Taylor <iant@google.com>
1324 * reloc.cc (relocate_sections): Skip empty relocation sections.
1326 2009-06-23 Ian Lance Taylor <iant@google.com>
1329 * layout.cc (Layout::create_note): Use choose_output_section
1330 rather than make_output_section.
1332 2009-06-23 Ian Lance Taylor <iant@google.com>
1335 * options.cc (General_options::parse_V): Set printed_version_.
1336 (General_options::General_options): Initialize printed_version_.
1337 * options.h (class General_options): Add printed_version_ field.
1338 * gold.cc (queue_initial_tasks): If there are no input files,
1339 don't give a fatal error if we printed the version information.
1340 (queue_middle_tasks): If using -r with a shared object, give a
1341 fatal error rather than an ordinary error.
1343 2009-06-23 Ian Lance Taylor <iant@google.com>
1346 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1347 (Layout::make_output_section): Set have_stabstr_section_ if we see
1348 a .stab*str section.
1349 (Layout::finalize): Call link_stabs_sections.
1350 (Layout::link_stabs_sections): New file.
1351 * layout.h (class Layout): Add have_stabstr_section_ field.
1352 Declare link_stabs_sections.
1354 2009-06-23 Doug Kwan <dougkwan@google.com>
1356 * Makefile.am (libgold_a_LIBADD): New.
1357 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1358 * Makefile.in: Regenerate.
1359 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1360 * configure: Regenerate.
1361 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1362 * fileread.cc: Include sys/state.h
1363 * gold.h: Declare memmem and strndup if found missing.
1364 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1366 2009-06-23 Ian Lance Taylor <iant@google.com>
1368 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1369 * configure: Rebuild.
1371 2009-06-23 Ian Lance Taylor <iant@google.com>
1374 * object.cc (Object::section_contents): Don't try to get a view if
1375 the section has length zero.
1376 (Object::handle_gnu_warning_section): If the section is empty, use
1377 the name of the section as the warning.
1379 2009-06-23 Ian Lance Taylor <iant@google.com>
1382 * stringpool.h (class Stringpool_template): Add optimize_ field.
1383 (Stringpool_template::set_optimize): New function.
1384 * stringpool.cc (Stringpool_template::Stringpool_template):
1385 Initialize optimize_ field.
1386 (Stringpool_template::set_string_offsets): Test local optimize
1387 fild rather than parameter.
1388 * layout.cc (Layout::Layout): Call set_optimize on the section
1391 2009-06-22 Ian Lance Taylor <iant@google.com>
1394 * yyscript.y: Parse TARGET.
1395 * script.cc (script_set_target): New function.
1396 * script-c.h (script_set_target): Declare.
1397 * options.cc (General_options::string_to_object_format): Rename
1398 from string_to_object_format in anonymous namespace. Change
1400 * options.h (class General_options): Declare
1401 string_to_object_format.
1403 2009-06-22 Ian Lance Taylor <iant@google.com>
1405 * script-sections.cc (Script_sections::create_segments): Don't put
1406 program headers in a PT_LOAD segment if -n or -N.
1408 2009-06-22 Ian Lance Taylor <iant@google.com>
1411 * options.h (class General_options): Add -z lazy and -z now. Sort
1412 -z options into alphabetical order.
1413 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1415 2009-06-21 Ian Lance Taylor <iant@google.com>
1417 * layout.cc (Layout::make_output_section): Call
1418 Target::new_output_section.
1419 (Layout::attach_allocated_section_to_segment): Put large section
1420 sections in a separate load segment with the large segment flag
1422 (Layout::segment_precedes): Sort large data segments after other
1424 (align_file_offset): New static function.
1425 (Layout::set_segment_offsets): Use align_file_offset.
1426 * output.h (class Output_section): Add is_small_section_ and
1427 is_large_section_ fields.
1428 (Output_section::is_small_section): New function.
1429 (Output_section::set_is_small_section): New function.
1430 (Output_section::is_large_section): New function.
1431 (Output_section::set_is_large_section): New function.
1432 (Output_section::is_large_data_section): New function.
1433 (class Output_segment): Add is_large_data_segment_ field.
1434 (Output_segment::is_large_data_segment): New function.
1435 (Output_segment::set_is_large_data_segment): New function.
1436 * output.cc (Output_section::Output_section): Initialize new
1438 (Output_segment::Output_segment): Likewise.
1439 (Output_segment::add_output_section): Add assertion that large
1440 data sections always go in large data segments. Force small data
1441 sections to the end of the list of data sections. Force small BSS
1442 sections to the start of the list of BSS sections. For large BSS
1443 sections to the end of the list of BSS sections.
1444 * symtab.h (class Symbol): Declare is_common_shndx.
1445 (Symbol::is_defined): Check Symbol::is_common_shndx.
1446 (Symbol::is_common): Likewise.
1447 (class Symbol_table): Define enum Commons_section_type. Update
1448 declarations. Add small_commons_ and large_commons_ fields.
1449 * symtab.cc (Symbol::is_common_shndx): New function.
1450 (Symbol_table::Symbol_table): Initialize new fields.
1451 (Symbol_table::add_from_object): Put small and large common
1452 symbols in the right list.
1453 (Symbol_table::sized_finalized_symbol): Check
1454 Symbol::is_common_shndx.
1455 (Symbol_table::sized_write_globals): Likewise.
1456 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1457 common symbol lists. Don't call do_allocate_commons_list if the
1459 (Symbol_table::do_allocate_commons_list): Remove is_tls
1460 parameter. Add comons_section_type parameter. Change all
1461 callers. Handle small and large common symbols.
1462 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1463 Symbol::is_common_shndx.
1464 * resolve.cc (symbol_to_bits): Likewise.
1465 * target.h (Target::small_common_shndx): New function.
1466 (Target::small_common_section_flags): New function.
1467 (Target::large_common_shndx): New function.
1468 (Target::large_common_section_flags): New function.
1469 (Target::new_output_section): New function.
1470 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1471 small_common_section_flags, and large_common_section_flags
1473 (Target::do_new_output_section): New virtual function.
1474 * arm.cc (Target_arm::arm_info): Initialize new fields.
1475 * i386.cc (Target_i386::i386_info): Likewise.
1476 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1478 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1479 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1480 (Target_x86_64::do_new_output_section): New function.
1481 * configure.ac: Define conditional MCMODEL_MEDIUM.
1482 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1483 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1484 (large_LDFLAGS): Define.
1485 * testsuite/large.c: New file.
1486 * testsuite/testfile.cc (Target_test::test_target_info):
1487 Initialize new fields.
1488 * configure, testsuite/Makefile.in: Rebuild.
1490 2009-06-05 Doug Kwan <dougkwan@google.com>
1492 * Makefile.am (CCFILES): Add target.cc.
1493 * Makefile.in: Regenerate.
1494 * i386.cc (class Target_i386): Define new virtual method to
1495 override do_is_local_label_name in parent.
1496 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1497 local symbols if --discard-locals or -X is given.
1498 * options.h (class General_options): Declare new options
1499 '--discard-locals' and '-X' for discarding locals.
1500 * target.h (class Target): Define new methods is_local_label_name.
1501 Declare new virtual method do_is_local_label_name.
1502 * target.cc: New file.
1503 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1504 (check_SCRIPTS): Add discard_locals_test.sh.
1505 (check_DATA): Add discard_local_tests.syms.
1506 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1507 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1508 * testsuite/Makefile.in: Regenerate.
1509 * testsuite/discard_locals_test.c: New file.
1510 * testsuite/discard_locals_test.sh: Same.
1512 2009-06-05 Doug Kwan <dougkwan@google.com>
1514 * object.cc (Sized_relobj::Sized_relobj): Initialize
1515 discarded_eh_frame_shndx_ to -1U.
1516 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1518 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1519 a discarded .eh_frame section.
1520 (Sized_relobj::do_finalize_local_symbols): Ditto.
1521 * object.h (class Sized_relobj): Declare new member
1522 discarded_eh_frame_shndx_.
1523 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1524 (local_labels_test.o, local_labels_test): New rules.
1525 * testsuite/Makefile.in: Regenerate.
1527 2009-06-04 Doug Kwan <dougkwan@google.com>
1529 * layout.cc (Layout::section_name_mapping): Add mapping for
1530 special ARM sections.
1532 2009-06-03 Doug Kwan <dougkwan@google.com>
1534 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1535 (utils::has_overflow): Same.
1537 2009-06-03 Ian Lance Taylor <iant@google.com>
1539 * layout.cc (Layout::section_name_mapping): New array, replacing
1540 Layout::linkonce_mapping.
1541 (Layout::section_name_mapping_count): New variable, replacing
1542 Layout::linkonce_mapping_count.
1543 (Layout::linkonce_output_name): Remove.
1544 (Layout::output_section_name): Rewrite.
1545 * layout.h (class Layout): Rename Linkonce_mapping to
1546 Section_name_mapping, linkonce_mapping to section_name_mapping,
1547 linkonce_mapping_count to section_name_mapping_count. Don't
1548 declare linkonce_output_name.
1550 2009-06-03 Doug Kwan <dougkwan@google.com>
1552 * gold/arm.cc (namespace utils): New.
1553 (Target_arm::reloc_is_non_pic): Define new method.
1554 (class Arm_relocate_functions): New.
1555 (Target_arm::Relocate::relocate): Handle relocation types used by
1558 2009-06-03 Ian Lance Taylor <iant@google.com>
1560 * arm.cc (Target_arm::scan::global): Use || instead of |.
1562 2009-06-02 Doug Kwan <dougkwan@google.com>
1564 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1565 issued_non_pic_error_.
1566 (class Target_arm::Scan): Declare new method check_non_pic.
1567 Define new method symbol_needs_plt_entry.
1568 Declare new data member issued_non_pic_error_.
1569 (class Target_arm::Relocate): Declare new method
1570 should_apply_static_reloc.
1571 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1572 (Target_arm::Scan::check_non_pic): Define new method.
1573 (Target_arm::Scan::local): Handle a small subset of reloc types used
1575 (Target_arm::Scan::local): Same.
1576 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1578 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1580 * incremental.cc (Incremental_inputs::report_command_line): Filter
1581 out --incremental-* options.
1583 2009-05-29 Doug Kwan <dougkwan@google.com>
1585 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1587 (class Target_arm): Update comment.
1588 (Target_arm::Target_arm): Initialize new data members GOT_,
1589 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1590 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1591 and Target_arm::rel_dyn_section.
1592 Declare new_enum Target_arm::Got_type.
1593 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1595 Update commments for member do_dynsym_value.
1596 (Target_arm::got_size, Target_arm::plt_section,
1597 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1598 new methods inside class defintion.
1599 (Target_arm::got_section): Define new method.
1600 (Target_arm::rel_dyn_section): Same.
1601 (Output_data_plt_arm): New template class.
1602 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1603 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1604 (Output_data_plt_arm::add_entry): Same.
1605 (Output_data_plt_arm::first_plt_entry): Define new
1606 static data member for PLT instruction template.
1607 (Output_data_plt_arm::plt_entry): Same.
1608 (Output_data_plt_arm::do_write): Define new method.
1609 (Target_arm::make_plt_entry): Same.
1610 (Target_arm::do_finalize_sections): Same.
1611 (Target_arm::do_dynsym_value): Same.
1613 2009-05-28 Doug Kwan <dougkwan@google.com>
1615 * Makefile.am (TARGETSOURCES): Add arm.cc.
1616 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1617 * Makefile.in: Regenerate.
1619 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1621 2009-05-26 Doug Kwan <dougkwan@google.com>
1623 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1624 (General_options::check_excluded_libs): Strip off directories in
1625 archive name before matching like GNU ld does.
1626 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1627 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1628 (exclude_libs_test_LDFLAGS): Add linker option
1629 -Wl,--exclude-libs,libexclude_libs_test_3
1630 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1631 an explicit archive without using -l.
1632 (alt/libexclude_libs_test_3.a): New make rule.
1633 * testsuite/Makefile.in: Regenerate.
1634 * testsuite/exclude_libs_test.c : Declare lib3_default().
1636 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1637 * exclude_libs_test_3.c: New file.
1639 2009-05-26 Nick Clifton <nickc@redhat.com>
1641 * po/id.po: New Indonesian translation.
1642 * po/gold.pot: Updated template file.
1644 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1646 * testsuite/Makefile.am: Add -ffunction-sections to compile
1647 gc_comdat_test files. Add -Wl,--gc-sections to build
1649 * testsuite/Makefile.in: Regenerate.
1650 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1652 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1654 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1655 kept comdat section was garbage collected.
1656 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1657 * testsuite/Makefile.in: Regenerate.
1658 * testsuite/gc_comdat_test.sh: New file.
1659 * testsuite/gc_comdat_test_1.cc: New file.
1660 * testsuite/gc_comdat_test_2.cc: New file.
1662 2009-05-19 Doug Kwan <dougkwan@google.com>
1664 * archive.cc (Archive::Archive): Move constructor from archive.h
1665 to here. Initialize no_export_.
1666 (Archive::get_elf_object_for_member): Set no_export flag of object.
1667 * archive.h (Archive::Archive): Move constructor body to
1669 (Archive::no_export): New method.
1670 (Archive::no_export_): New field.
1671 * object.h (Object::Object): Initialize no_export_ to false.
1672 (Object::no_export, Object::set_no_export): New methods.
1673 (Object::no_export_): New field.
1674 * options.cc (General_options::parse_exclude_libs): New method.
1675 (General_options::check_excluded_libs) Same.
1676 * options.h (exclude_libs): New option.
1677 (General_options::check_excluded_libs): New method declaration.
1678 (General_options::excluded_libs_): New field.
1679 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1680 default or protected visibility if an object has no-export flag set.
1681 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1682 (check_SCRIPTS): Add exclude_libs_test.sh.
1683 (check_DATA): Add exclude_libs_test.syms.
1684 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1685 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1686 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1687 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1688 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1689 libexclude_libs_test_2.a): New rules.
1690 * testsuite/Makefile.in: Regenerate.
1691 * testsuite/exclude_libs_test.c: New file.
1692 * testsuite/exclude_libs_test.sh: Ditto.
1693 * testsuite/exclude_libs_test_1.c: Ditto.
1694 * testsuite/exclude_libs_test_2.c: Ditto.
1696 2009-05-15 Ian Lance Taylor <iant@google.com>
1698 * configure.ac: Check for declarations for cases where libiberty.h
1699 checks HAVE_DECL_xxx.
1700 * configure, config.in: Rebuild.
1702 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1704 * gold.h (Incremental_argument_list): Remove (invalid) forward
1706 * incremental.cc (Incremental_inputs::report_achive): New method.
1707 (Incremental_inputs::report_object): New method.
1708 (Incremental_inputs::report_script): New method.
1709 (Incremental_inputs::finalize_inputs): New method.
1710 (Incremental_inputs::finalize): Call finalize_inputs().
1711 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1712 Create inputs entries.
1713 * incremental.h (Incremental_input_type): New enum.
1714 (Incremental_inputs::Incremental_input): Initialize new fields.
1715 (Incremental_inputs::report_inputs): New method.
1716 (Incremental_inputs::report_achive): New method.
1717 (Incremental_inputs::report_object): New method.
1718 (Incremental_inputs::report_script): New method.
1719 (Incremental_inputs::finalize_inputs): New method.
1720 (Incremental_inputs::Input_info): New struct.
1721 (Incremental_inputs::Input_info_map): New typedef.
1722 (Incremental_inputs::lock_): New field.
1723 (Incremental_inputs::Inputs_): New field.
1724 (Incremental_inputs::Inputs_map): New field.
1725 * main.cc (main): Call Incremental_input::report_inputs.
1726 * options.h (Input_argument_list): Typedef moved from
1728 (Input_file_group::Files): Remove, use ::Input_argument_list.
1729 (Input_file_group::Input_argument_list): Remove, use
1730 ::Input_argument_list.
1731 * plugin.cc (Plugin_manager::add_input_file): Add error in
1733 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1735 * script.cc (read_input_script): Call
1736 Incremental_input::report_script.
1737 * script.h (Script_info): New class.
1739 2009-04-27 Ian Lance Taylor <iant@google.com>
1741 * x86_64.cc (do_adjust_output_section): Set entsize to
1744 2009-04-23 Elliott Hughes <enh@google.com>
1746 * output.cc (Output_file::close): After short writes, continue
1747 writing from the correct offset in the buffer being written.
1749 2009-04-23 Chris Demetriou <cgd@google.com>
1751 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1752 * configure: Regenerate.
1753 * config.in: Regenerate.
1754 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1755 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1757 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1759 * incremental.cc (Incremental_inputs_header_data): Renamed from
1760 Incremental_input_header_data.
1761 (Incremental_inputs_header_data::data_size): New field.
1762 (Incremental_inputs_header_data::put_input_file_count): Renamed
1763 from input_file_count.
1764 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1765 from command_line_offset.
1766 (Incremental_inputs_header_data::put_reserved): Renamed from
1768 (Incremental_inputs_entry_data): Renamed from
1769 Incremental_input_entry_data.
1770 (Incremental_inputs_entry_data::data_size): New field.
1771 (Incremental_inputs::report_command_line): New method.
1772 (Incremental_inputs::finalize): New method.
1773 (Incremental_inputs::create_incremental_inputs_data): New method.
1774 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1775 * incremental.h: New file.
1776 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1777 (Layout::finalize): Create incremental inputs section in
1779 (Layout::create_incremental_info_sections): New method.
1780 * layout.h (Layout::incremental_inputs): New method.
1781 (Layout::create_incremental_info_sections): New method.
1782 (Layout::incremental_inputs_): New field.
1783 * main.cc (main): Notify Incremental_input of the command line.
1785 2009-04-01 Ian Lance Taylor <iant@google.com>
1786 Mikolaj Zalewski <mikolajz@google.com>
1788 * gold.h (reserve_unordered_map): Define, three versions, one for
1789 each version of Unordered_map.
1790 * layout.cc (Layout::Layout): Remove options parameter. Add
1791 number_of_input_files parameter. Don't initialize options_.
1792 Initialize number_of_input_files_ and resized_signatures_. Move
1793 sections_are_attached_.
1794 (Layout::layout_group): Reserve space for group_signatures_.
1795 (Layout::find_or_add_kept_section): Change name parameter to be a
1796 reference. Resize signatures_ map when it gets large enough.
1797 (Layout::layout_eh_frame): Use parameters->options() instead of
1799 (Layout::make_output_section): Likewise.
1800 (Layout::attach_allocated_section_to_segment): Likewise.
1801 (Layout::finalize, Layout::create_executable_stack): Likewise.
1802 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1803 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1804 * layout.h (class Layout): Update declarations. Remove options_
1805 field. Add number_of_input_files_ and resized_signatures_
1806 fields. Move sections_are_attached_ field.
1807 * main.cc (main): Pass number of input files to Layout
1808 constructor. Don't pass options.
1810 2009-03-30 Ian Lance Taylor <iant@google.com>
1812 * ffsll.c (ffsll): Correct implementation.
1814 2009-03-27 Ian Lance Taylor <iant@google.com>
1816 * ffsll.c: New file.
1817 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1818 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1819 * ftruncate.c (ftruncate): Declare before definition.
1820 * mremap.c (mremap): Likewise.
1821 * pread.c (pread): Likewise.
1822 * configure, Makefile.in, config.in: Rebuild.
1824 * mremap.c: New file.
1825 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1826 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1827 (mremap): Declare if HAVE_MREMAP is not defined.
1828 * configure, Makefile.in, config.in: Rebuild.
1830 2009-03-27 Cary Coutant <ccoutant@google.com>
1832 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1833 position independent.
1834 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1835 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1837 2009-03-24 Cary Coutant <ccoutant@google.com>
1839 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1841 (needs_dynamic_reloc): Likewise.
1843 2009-03-24 Ian Lance Taylor <iant@google.com>
1845 * yyscript.y (file_cmd): Recognize EXTERN.
1846 (extern_name_list, extern_name_list_body): New nonterminals.
1847 * script.cc (script_add_extern): Define.
1848 * script-c.h (script_add_extern): Declare.
1850 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1852 * object.cc (is_elf_object): Define.
1853 * object.h (is_elf_object): Declare.
1854 * archive.cc (Archive::get_elf_object_for_member): Call
1856 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1858 2009-03-24 Elliott Hughes <enh@google.com>
1860 * output.cc (Output_file::map_anonymous): Define.
1861 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1862 try an anonymous one. Report the size if the mmap fails.
1863 * output.h (class Output_file): Declare map_anonymous.
1865 2009-03-24 Ian Lance Taylor <iant@google.com>
1867 * target-select.cc (instantiate_target): Don't acquire the lock if
1868 the instantiated_target_ field has already been set.
1870 2009-03-23 Ian Lance Taylor <iant@google.com>
1872 * gold-threads.h (class Initialize_lock): Define.
1873 * gold-threads.cc (class Initialize_lock_once): Define.
1874 (initialize_lock_control): New static variable.
1875 (initialize_lock_pointer): New static variable.
1876 (initialize_lock_once): New static function.
1877 (Initialize_lock::Initialize_lock): Define.
1878 (Initialize_lock::initialize): Define.
1879 * target-select.h: Include "gold-threads.h".
1880 (class Target_selector): Add lock_ and initialize_lock_ fields.
1881 Don't define instantiate_target, just declare it.
1882 * target-select.cc (Target_selector::Target_selector): Initialize
1884 (Target_selector::instantiate_target): Define.
1885 * descriptors.h: Include "gold-threads.h".
1886 (class Descriptors): Add initialize_lock_ field.
1887 * descriptors.cc (Descriptors::Descriptors): Initialize new
1889 (Descriptors::open): Use initialize_lock_ field
1890 * errors.h (class Errors): Add initialize_lock_ field.
1891 * errors.cc (Errors::Errors): Initialize new field.
1892 (Errors::initialize_lock): Use initialize_lock_ field.
1893 * powerpc.cc (class Target_selector_powerpc): Remove
1894 instantiated_target_ field. In do_recognize call
1895 instantiate_target rather than do_instantiate_target. In
1896 do_instantiate_target just allocate a new target.
1897 * sparc.cc (class Target_selector_sparc): Likewise.
1899 * freebsd.h: New file.
1900 * i386.cc: Include "freebsd.h".
1901 (Target_i386): Derive from Target_freebsd rather than
1903 (Target_selector_i386): Derive from Target_selector_freebsd rather
1904 than Target_selector.
1905 * x86_64.cc: Include "freebsd.h".
1906 (Target_x86_64): Derive from Target_freebsd rather than
1908 (Target_selector_x86_64): Derive from Target_selector_freebsd
1909 rather than Target_selector.
1910 * target.h (class Target): Add adjust_elf_header and
1911 do_adjust_elf_header.
1912 * output.cc (Output_file_header:: do_sized_write): Call target
1913 adjust_elf_header routine.
1914 * configure.tgt: Set targ_osabi.
1915 * configure.ac: Define GOLD_DEFAULT_OSABI.
1916 * parameters.cc (Parameters::default_target): Pass
1917 GOLD_DEFAULT_OSABI to select_target.
1918 * target-select.h (class Target_selector): Make instantiate_target
1919 protected rather than private.
1920 * Makefile.am (HFILES): Add freebsd.h.
1921 * configure, Makefile.in, config.in: Rebuild.
1923 * merge.cc (do_add_input_section): Correct pend value. Change
1924 message about last entry not being null terminated from error to
1927 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1929 * incremental.cc: New file.
1930 * Makefile.am (CCFILES): Add incremental.cc.
1931 * Makefile.in: Rebuild.
1933 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1935 * layout.cc (Layout::output_section_name): Preserve names
1936 of '.note.' sections.
1938 2009-03-19 Ian Lance Taylor <iant@google.com>
1940 * descriptors.cc (Descriptors::open): Check that the options are
1941 valid before using them.
1943 2009-03-18 Ian Lance Taylor <iant@google.com>
1945 * script-sections.h: Include <list>.
1946 (class Script_sections): Change Sections_elements from std::vector
1947 to std::list. Typedef public Elements_iterator. Add
1948 orphan_section_placement_, data_segment_align_start_, and
1949 saw_data_segment_align_ fields. Remove data_segment_align_index_
1951 * script-sections.cc (class Orphan_section_placement): New class.
1952 (class Sections_element): Add virtual functions is_relro and
1953 orphan_section_init. Remove virtual function place_orphan_here.
1954 (class Output_section_definition): Add is_relro and
1955 orphan_section_init. Remove place_orphan_here.
1956 (class Orphan_output_section): Likewise.
1957 (Script_sections::Script_sections): Update for field changes.
1958 (Script_sections::data_segment_align): Set saw_data_segment_align_
1959 and data_segment_align_start_, not data_segment_align_index.
1960 (Script_sections::data_segment_relro_end): Check
1961 saw_data_segment_align_. Use data_segment_align_start_ rather
1962 than data_segment_align_index_.
1963 (Script_sections::place_orphan): Rewrite to use
1964 Orphan_section_placement.
1966 2009-03-17 Ian Lance Taylor <iant@google.com>
1968 * archive.cc (Archive::add_symbols): Check for a version attached
1969 to the symbol name in the archive map.
1970 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1971 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1972 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1973 (ver_test_11.a): New target.
1974 * testsuite/Makefile.in: Rebuild.
1976 * configure.ac: Check for chsize and posix_fallocate. Replace
1978 * ftruncate.c: New file, from gnulib.
1979 * output.cc (posix_fallocate): Define dummy version if not
1980 HAVE_POSIX_FALLOCATE.
1981 (Output_file::map): Call posix_fallocate rather than lseek and
1983 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1984 * configure, Makefile.in, config.in: Rebuild.
1986 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1988 * layout.h (Layout::create_note): Add section_name parameter.
1989 * layout.cc (Layout::create_note): Likewise.
1990 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1992 2009-03-17 Ian Lance Taylor <iant@google.com>
1994 * descriptors.cc: Include "options.h".
1995 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1996 (Descriptors::open): Always use O_CLOEXEC when opening a new
1997 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1998 then set FD_CLOEXEC.
2000 * sparc.cc (class Target_sparc): Add has_got_section.
2001 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2002 make sure we have a GOT section.
2004 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2005 (Target_sparc::Scan::local): Likewise.
2006 (Target_sparc::Scan::global): Likewise.
2007 (Target_sparc::Relocate::relocate): Likewise.
2008 (Target_sparc::Relocate::relocate_tls): Likewise.
2010 * symtab.cc (Symbol_table::define_default_version): New function,
2011 broken out of add_from_object.
2012 (Symbol_table::add_from_object): Call define_default_version.
2013 (Symbol_table::define_special_symbol): Add resolve_oldsym
2014 parameter. Change all callers. If the version for a symbol comes
2015 from a version script, resolve it with the symbol with the same
2016 name with no version. Also add the symbol without a version if
2018 (do_define_in_output_data): If resolving with oldsym, don't delete
2020 (do_define_in_output_segment): Likewise.
2021 (do_define_as_constant): Likewise.
2022 * symtab.h (class Symbol_table): Update declarations.
2024 2009-03-13 Ian Lance Taylor <iant@google.com>
2026 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2027 (Read_symbols::requeue): New function.
2028 (Read_symbols::do_read_symbols): If make_elf_object fails because
2029 the target type is not configured, and the file was searched for,
2030 issue a warning and retry with the next directory.
2031 (Add_symbols::run): If the file has an incompatible format, and
2032 it was searched for, requeue the Read_symbols task. On error,
2034 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2035 dirindex parameter to constructor. Change all callers. Declare
2036 incompatible_warning and requeue.
2037 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2038 input_argument_ and input_group_ fields. Add them to
2039 constructor. Change all callers.
2040 (class Read_script): Add dirindex_ field. Add it to constructor.
2042 * archive.cc (Archive::setup): Remove input_objects parameter.
2044 (Archive::get_file_and_offset): Likewise.
2045 (Archive::read_all_symbols): Likewise.
2046 (Archive::read_symbols): Likewise.
2047 (Archive::get_elf_object_for_member): Remove input_objects
2048 parameter. Add punconfigured parameter. Change all callers.
2049 (Archive::add_symbols): Change return type to bool. Check return
2050 value of include_member.
2051 (Archive::include_all_members): Likewise.
2052 (Archive::include_member): Change return type to bool. Return
2053 false if first included object has incompatible target. Set
2054 included_member_ field.
2055 (Add_archive_symbols::run): If add_symbols returns false, requeue
2057 * archive.h (class Archive): Add included_member_ field.
2058 Initialize it in constructor. Add input_file and searched_for
2059 methods. Update declarations.
2060 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2061 input_argument_ fields. Add them to constructor. Change all
2063 * script.cc: Include "target-select.h".
2064 (class Parser_closure): Add skip_on_incompatible_target_ and
2065 found_incompatible_target_ fields. Add
2066 skip_on_incompatible_target parameter to constructor. Change all
2067 callers. Add methods skip_on_incompatible_target,
2068 clear_skip_on_incompatible_target, found_incompatible_target, and
2069 set_found_incompatible_target.
2070 (read_input_script): Add dirindex parameter. Change all callers.
2071 If parser finds an incompatible target, requeue Read_symbols
2073 (script_set_symbol): Clear skip_on_incompatible_target in
2075 (script_add_assertion, script_parse_option): Likewise.
2076 (script_start_sections, script_add_phdr): Likewise.
2077 (script_check_output_format): New function.
2078 * script.h (read_input_script): Update declaration.
2079 * script-c.h (script_check_output_format): Declare.
2080 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2081 (ignore_cmd): Remove OUTPUT_FORMAT.
2082 * fileread.cc (Input_file::Input_file): Add explicit this.
2083 (Input_file::will_search_for): New function.
2084 (Input_file::open): Add pindex parameter. Change all callers.
2085 * fileread.h (class Input_file): Add input_file_argument method.
2086 Declare will_search_for. Update declarations.
2087 * object.cc (make_elf_object): Add punconfigured parameter.
2089 * object.h (class Object): Make input_file public. Add
2090 searched_for method.
2091 (make_elf_object): Update declaration.
2092 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2094 * dirsearch.h (class Dirsearch): Update declaration.
2095 * options.h (class General_options): Add --warn-search-mismatch.
2096 * parameters.cc (Parameters::is_compatible_target): New function.
2097 * parameters.h (class Parameters): Declare is_compatible_target.
2098 * workqueue.cc (Workqueue::add_blocker): New function.
2099 * workqueue.h (class Workqueue): Declare add_blocker.
2101 * fileread.cc (Input_file::open): Remove options parameter.
2103 (Input_file::open_binary): Likewise.
2104 * script.cc (read_input_script): Likewise.
2105 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2106 options parameter from constructor. Change all callers.
2107 (class Read_script): Likewise.
2108 * fileread.h (class Input_file): Update declarations.
2109 * script.h (read_input_script): Update declaration.
2111 2009-03-10 Nick Clifton <nickc@redhat.com>
2113 * po/es.po: New Spanish translation.
2115 2009-03-06 Cary Coutant <ccoutant@google.com>
2117 * options.cc (parse_short_option): Keep dash_z from registering itself.
2119 2009-03-03 Ian Lance Taylor <iant@google.com>
2122 * target-reloc.h (relocate_section): Pass output_section to
2124 * i386.cc (Target_i386::should_apply_static_reloc): Add
2125 output_section parameter. Change all callers.
2126 (Target_i386::Relocate::relocate): Add output_section parameter.
2127 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2128 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2129 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2130 * testsuite/two_file_shared.sh: New script.
2131 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2132 (check_DATA): Add two_file_shared.dbg.
2133 (two_file_shared.dbg): New target.
2134 * testsuite/Makefile.in: Rebuild.
2136 2009-03-01 Ian Lance Taylor <iant@google.com>
2138 * configure.ac: Check for byteswap.h.
2139 * configure: Rebuild.
2140 * config.in: Rebuild.
2142 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2144 * layout.cc (Layout::find_or_add_kept_section): New function.
2145 (Layout::add_comdat): Removed.
2146 * layout.h (struct Kept_section): Move out of class Layout.
2147 Remove trailing underscores from field names. Add group_sections
2148 field. Rename group_ field to is_group. Change all uses.
2149 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2150 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2151 comdat_groups_ field.
2152 (Sized_relobj::include_section_group): Use
2153 find_or_add_kept_section and Kept_section::group_sections.
2154 (Sized_relobj::include_linkonce_section): Likewise.
2155 * object.cc (class Sized_relobj): Don't define Comdat_group or
2156 Comdat_group_table. Remove find_comdat_group and
2157 add_comdat_group. Remove comdat_groups_ field.
2158 * plugin.cc (include_comdat_group): Use
2159 Layout::find_or_add_kept_section.
2161 2009-02-28 Ian Lance Taylor <iant@google.com>
2163 * README: --gc-sections and map files are now supported. Document
2164 some build requirements.
2167 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2168 relocatable link set the value of the section symbol to zero.
2169 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2170 relocatable link don't include the section address in the local
2173 2009-02-27 Ian Lance Taylor <iant@google.com>
2176 * options.h (class Search_directory): Add is_system_directory.
2177 (class General_options): Declare is_in_system_directory.
2178 * options.cc (get_relative_sysroot): Make static.
2179 (get_default_sysroot): Make static.
2180 (General_optoins::is_in_system_directory): New function.
2181 * fileread.cc (Input_file::is_in_system_directory): New function.
2182 * fileread.h (class Input_file): Declare is_in_system_directory.
2183 * object.h (class Object): Add is_in_system_directory.
2184 (class Input_objects): Remove system_library_directory_ field.
2185 * object.cc (Input_objects::add_object): Don't set
2186 system_library_directory_.
2187 (input_objects::found_in_system_library_directory): Remove.
2188 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2189 parameter. Change all callers.
2190 (Symbol_table::sized_write_globals): Likewise.
2191 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2192 Call Object::is_in_system_directory.
2193 * symtab.h (class Symbol_table): Update declarations.
2196 * descriptors.h (Open_descriptor): Add is_on_stack field.
2197 * descriptors.cc (Descriptors::open): If the descriptor is on the
2198 top of the stack, remove it. Initialize is_on_stack field.
2199 (Descriptors::release): Only add pod to stack if it is not on the
2201 (Descriptors::close_some_descriptor): Clear stack_next and
2205 * output.cc (Output_section::find_starting_output_address): Rename
2206 from starting_output_address; add PADDR parameter; change return
2208 * output.h (class Output_section): Declare
2209 find_starting_output_address instead of starting_output_address.
2210 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2211 section symbol for which we can't find a merge section.
2214 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2215 hidden or internal, force the symbol to be local.
2216 * resolve.cc (Symbol::override_visibility): Define.
2217 (Symbol::override_base): Use override_visibility.
2218 (Symbol_table::resolve): Likewise.
2219 (Symbol::override_base_with_special): Likewise.
2220 (Symbol_table::override_with_special): If the visibility is hidden
2221 or internal, force the symbol to be local.
2222 * symtab.h (class Symbol): Add set_visibility and
2223 override_visibility.
2224 * testsuite/ver_test_1.sh: New file.
2225 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2226 (check_DATA): Add ver_test_1.syms.
2227 (ver_test_1.syms): New target.
2228 * testsuite/Makefile.in: Rebuild.
2230 2009-02-25 Cary Coutant <ccoutant@google.com>
2232 * layout.cc (Layout::choose_output_section): Don't rename sections
2233 when using a linker script that has a SECTIONS clause.
2234 * Makefile.in: Regenerate.
2236 * testsuite/Makefile.am (script_test_5.sh): New test case.
2237 * testsuite/Makefile.in: Regenerate.
2238 * testsuite/script_test_5.cc: New file.
2239 * testsuite/script_test_5.sh: New file.
2240 * testsuite/script_test_5.t: New file.
2242 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2244 * archive.cc (Archive::include_member): Update calls to add_symbols.
2245 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2246 the Layout argument.
2247 * dynobj.h (do_add_symbols): Add the Layout argument.
2248 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2250 * object.h (Object::add_symbols): Add the Layout argument.
2251 (Object::do_add_symbols): Add the Layout argument.
2252 (Sized_relobj::do_add_symbols): Add the Layout argument.
2253 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2254 Unify the two versions.
2255 (Add_plugin_symbols): Remove.
2256 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2257 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2258 (Add_plugin_symbols): Remove.
2259 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2260 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2261 (Add_symbols::run): Make it work with Pulginobj.
2263 2009-02-06 Ian Lance Taylor <iant@google.com>
2265 * object.cc (Sized_relobj::do_layout): Make info message start
2266 with lower case letter.
2268 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2270 * binary.cc: Fix file comment.
2272 * options.h (enum Incremental_disposition): Define.
2273 (class General_options): Add new options: --incremental,
2274 --incremental_changed, --incremental_unchanged,
2275 --incremental_unknown. Add incremental_disposition_ and
2276 implicit_incremental_ fields.
2277 (General_options::incremental_disposition): New function.
2278 (class Position_dependent_options): Add incremental_disposition
2280 (Position_dependent_options::copy_from_options): Set incremental
2282 * options.cc (General_options::parse_incremental_changed): New
2284 (General_options::parse_incremental_unchanged): New function.
2285 (General_options::parse_incremental_unknown): New function.
2286 (General_options::General_options): Initialize new fields
2287 incremental_disposition_ and implicit_incremental_.
2288 (General_options::finalize): Check for uasge of --incremental-*
2289 without --incremental.
2291 2009-02-06 Chris Demetriou <cgd@google.com>
2293 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2294 pointer and to report location as the file name associated with
2296 (gold_undefined_symbol_at_location): New function to replace the
2297 old gold_undefined_symbol functionality.
2298 * target-reloc.h (relocate_section): Update to use
2299 gold_undefined_symbol_at_location.
2300 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2301 Call gold_undefined_symbol function rather than gold_error.
2302 * errors.h (Errors::undefined_symbol): Take location as a
2303 string, rather than calculating it from a relocation.
2304 * errors.cc (Errors::fatal): Print "fatal error:" before the
2306 (Errors::error, Errors::error_at_location): Print "error: "
2307 before the formatted message.
2308 (Errors::undefined_symbol): Take location as a string, rather
2309 than calculating it from a relocation.
2310 (gold_undefined_symbol_at_location): New function akin to
2311 old gold_undefined_symbol, calculates location from relocation.
2312 (gold_undefined_symbol): Change to take only a Symbol pointer
2313 and to report location as the file name associated with the symbol.
2314 * testsuite/debug_msg.sh: Update for changed error messages.
2315 * testsuite/undef_symbol.sh: Likewise.
2317 2009-02-04 Duncan Sands <baldrick@free.fr>
2320 * reduced_debug_output.h
2321 (Output_reduced_debug_abbrev_section::failed): Use format for
2323 (Output_reduced_debug_info_section::faild): Likewise.
2325 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2327 * script.cc (Lazy_demangler): New class.
2328 (Version_script_info::get_symbol_version_helper): Demangle a
2331 2009-01-29 Cary Coutant <ccoutant@google.com>
2333 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2335 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2337 2009-01-28 Ian Lance Taylor <iant@google.com>
2339 * version.cc (version_string): Bump to 1.9.
2341 * gold.h: Include <cstring> and <stdint.h>.
2342 * version.cc: Include <cstdio>.
2343 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2345 * reduced_debug_output.cc (insert_into_vector): Rename from
2346 Insert_into_vector; change all callers. Use Swap_unaligned to
2347 avoid aliasing issue; remove union since it is unnecessary.
2349 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2351 * Makefile.am (CCFILES): Add gc.cc.
2353 * Makefile.in: Regenerate.
2354 * gold.cc (Gc_runner): New class.
2355 (queue_initial_tasks): Call garbage collection related tasks
2356 when corresponding options are invoked.
2357 (queue_middle_gc_tasks): New function.
2358 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2359 processed early before laying out sections during garbage collection.
2360 * gold.h (queue_middle_gc_tasks): New function.
2361 (is_prefix_of): Move from "layout.cc".
2362 * i386.cc (Target_i386::gc_process_relocs): New function.
2363 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2364 * main.cc (main): Create object of class "Garbage_collection".
2365 * object.cc (Relobj::copy_symbols_data): New function.
2366 (Relobj::is_section_name_included): New function.
2367 (Sized_relobj::do_layout): Allow this function to be called twice
2368 during garbage collection and defer layout of section during the
2370 * object.h (Relobj::get_symbols_data): New function.
2371 (Relobj::is_section_name_included): New function.
2372 (Relobj::copy_symbols_data): New function.
2373 (Relobj::set_symbols_data): New function.
2374 (Relobj::get_relocs_data): New function.
2375 (Relobj::set_relocs_data): New function.
2376 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2377 (Relobj::gc_process_relocs): New function.
2378 (Relobj::do_gc_process_relocs): New pure virtual function.
2379 (Relobj::sd_): New data member.
2380 (Sized_relobj::is_output_section_offset_invalid): New function.
2381 (Sized_relobj::do_gc_process_relocs): New function.
2382 * options.h (General_options::gc_sections): Modify to not be a no-op.
2383 (General_options::print_gc_sections): New option.
2384 * plugin.cc (Plugin_finish::run): Remove function call to
2385 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2386 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2387 * reloc.cc (Read_relocs::run): Add task to process relocs and
2388 determine unreferenced sections when doing garbage collection.
2389 (Gc_process_relocs): New class.
2390 (Sized_relobj::do_gc_process_relocs): New function.
2391 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2392 sections that are garbage collected.
2393 * reloc.h (Gc_process_relocs): New class.
2394 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2395 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2396 symbols whose corresponding sections are garbage collected.
2397 (Symbol_table::Symbol_table): Add new parameter for the garbage
2399 (Symbol_table::gc_mark_undef_symbols): New function.
2400 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2401 (Symbol_table::gc_mark_dyn_syms): New function.
2402 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2404 (Symbol_table::add_from_object): Likewise.
2405 (Symbol_table::add_from_relobj): When building shared objects, do not
2406 treat externally visible symbols as garbage.
2407 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2408 table information for static and relocatable links.
2409 * symtab.h (Symbol_table::set_gc): New function.
2410 (Symbol_table::gc): New function.
2411 (Symbol_table::gc_mark_undef_symbols): New function.
2412 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2413 (Symbol_table::gc_mark_dyn_syms): New function.
2414 (Symbol_table::gc_): New data member.
2415 * target.h (Sized_target::gc_process_relocs): New pure virtual
2417 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2418 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2420 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2422 * options.h (General_options::gc_sections): Define as a no-op for now.
2423 (General_options::no_keep_memory): Ditto.
2424 (General_options::Bshareable): Define.
2425 * options.cc (General_options::finalize): Honor -Bshareable.
2427 2009-01-20 Andreas Schwab <schwab@suse.de>
2429 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2430 read the value in the contents, since we don't use it. Use the
2431 template endianness when writing.
2432 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2434 2009-01-19 Andreas Schwab <schwab@suse.de>
2436 * configure.tgt (powerpc64-*): Fix targ_obj.
2438 2009-01-15 Ian Lance Taylor <iant@google.com>
2440 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2441 local symbols when stripping all symbols.
2443 2009-01-14 Cary Coutant <ccoutant@google.com>
2445 * output.cc (Output_reloc): Add explicit instantiations.
2447 2009-01-14 Cary Coutant <ccoutant@google.com>
2449 * archive.cc (Archive::get_elf_object_for_member): Remove call
2450 to File_read::claim_for_plugin.
2451 * descriptors.cc (Descriptors::open): Remove reference to
2453 (Descriptors::claim_for_plugin): Remove.
2454 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2455 (Descriptors::is_claimed): Remove.
2456 (claim_descriptor_for_plugin): Remove.
2457 * fileread.cc (File_read::claim_for_plugin): Remove.
2458 * fileread.h (File_read::claim_for_plugin): Remove.
2459 (File_read::descriptor): Reopen descriptor if necessary.
2460 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2461 (Plugin_manager::all_symbols_read): Add task parameter. Change
2463 (Plugin_manager::get_input_file): New function.
2464 (Plugin_manager::release_input_file): New function.
2465 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2466 corresponding data member.
2467 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2468 and pass to base constructor. Change all callers.
2469 (get_input_file, release_input_file): New functions.
2470 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2471 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2472 (Plugin_manager::all_symbols_read): Add task parameter.
2473 (Plugin_manager::get_input_file): New function.
2474 (Plugin_manager::release_input_file): New function.
2475 (Plugin_manager::task_): New data member.
2476 (Pluginobj::Pluginobj): Add filesize parameter.
2477 (Pluginobj::filename): New function.
2478 (Pluginobj::descriptor): New function.
2479 (Pluginobj::filesize): New function.
2480 (Pluginobj::filesize_): New data member.
2481 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2482 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2483 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2485 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2486 with archive libraries.
2487 * testsuite/Makefile.in: Regenerate.
2488 * testsuite/plugin_test.c (struct sym_info): New type.
2489 (get_input_file, release_input_file): New static variables.
2490 (onload): Capture new transfer vector entries.
2491 (claim_file_hook): Stop reading at end of file according to filesize.
2492 Factor out parsing of readelf output into separate function.
2493 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2494 APIs and get the source file name from the symbol table. Convert
2495 source file name to corresponding object file name. Print info
2496 message when adding new input files.
2497 (parse_readelf_line): New function.
2498 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2499 * testsuite/plugin_test_2.sh: Likewise.
2500 * testsuite/plugin_test_3.sh: Likewise.
2501 * testsuite/plugin_test_4.sh: New test case.
2503 2009-01-07 Ian Lance Taylor <iant@google.com>
2505 * version.cc (version_string): Bump to 1.8.
2507 2008-12-23 Cary Coutant <ccoutant@google.com>
2509 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2510 * plugin.cc (Plugin_manager::finish): Rename as
2511 layout_deferred_objects. Move cleanup to separate function.
2512 (Plugin_manager::cleanup): New function.
2513 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2515 * plugin.h (Plugin_manager::finish): Rename as
2516 layout_deferred_objects.
2517 (Plugin_manager::cleanup): New function.
2518 (Plugin_manager::cleanup_done): New field.
2520 2008-12-23 Cary Coutant <ccoutant@google.com>
2522 * plugin.cc (is_visible_from_outside): New function.
2523 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2524 so we don't return "IR only" status for exported symbols or -r links.
2526 * testsuite/Makefile.am (plugin_test_3): New test case.
2527 * testsuite/Makefile.in: Regenerate.
2528 * testsuite/plugin_test_3.sh: New file.
2530 2008-12-22 Cary Coutant <ccoutant@google.com>
2532 * object.cc (Sized_relobj::layout_section): New function.
2533 (Sized_relobj::do_layout): Defer layout of input sections until after
2534 plugin has provided replacement files.
2535 (Sized_relobj::do_layout_deferred_sections): New function.
2536 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2537 (Relobj::layout_deferred_sections): New function.
2538 (Relobj::do_layout_deferred_sections): New function.
2539 (Sized_relobj::do_layout_deferred_sections): New function.
2540 (Sized_relobj::layout_section): New function.
2541 (Sized_relobj::Deferred_layout): New structure.
2542 (Sized_relobj::deferred_layout_): New field.
2543 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2544 Change all callers. Layout deferred sections.
2545 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2547 (Plugin_hook::run): Move code from do_plugin_hook inline.
2548 (Plugin_hook::do_plugin_hook): Remove.
2549 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2550 (Plugin_manager::finish): Renamed, was cleanup.
2551 (Plugin_manager::should_defer_layout): New function.
2552 (Plugin_manager::add_deferred_layout_object): New function.
2553 (Plugin_manager::Deferred_layout_list): New type.
2554 (Plugin_manager::deferred_layout_objects_): New field.
2555 (Plugin_hook::do_plugin_hook): Remove.
2557 2008-12-17 Ian Lance Taylor <iant@google.com>
2559 * options.h (class General_options): Add --no case for
2562 2008-12-16 Cary Coutant <ccoutant@google.com>
2564 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2566 (Plugin_manager::claim_file): Create plugin object even if
2567 plugin did not call the add_symbols callback.
2568 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2569 asking for more symbols than were added.
2570 * testsuite/Makefile.am (plugin_test_1): Add test case with
2572 (empty.syms): New target.
2573 * testsuite/Makefile.in: Regenerate.
2574 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2575 message. Don't call add_symbols if no globals.
2576 (all_symbols_read_hook): Don't provide replacement for empty
2579 2008-12-12 Ian Lance Taylor <iant@google.com>
2581 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2582 r_type == 0 for a local symbol with r_sym == 0.
2583 (scan_relocatable_relocs): Pass r_sym to
2584 local_non_section_strategy.
2585 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2588 * configure.ac: Update test for TLS descriptors: they are
2589 supported as of glibc 2.9.
2590 * configure: Rebuild.
2592 2008-12-11 Ian Lance Taylor <iant@google.com>
2595 * target-reloc.h (Default_scan_relocatable_relocs): For each
2596 function, map r_type == 0 to RELOC_DISCARD.
2598 2008-12-10 Cary Coutant <ccoutant@google.com>
2600 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2601 object to override a kept COMDAT group from a plugin object.
2603 2008-12-09 Ian Lance Taylor <iant@google.com>
2606 * yyscript.y (file_cmd): Handle INPUT.
2608 * testsuite/initpri1.c: Change all declarations to be full
2609 prototypes by adding void, to avoid compiler warnings.
2611 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2613 * options.cc (General_options::parse_plugin_opt): New.
2614 (General_options::add_plugin): The argument now is just the filename.
2615 (General_options::add_plugin_option): New.
2616 * options.h (plugin_opt): New.
2617 (add_plugin): Change argument name.
2618 (add_plugin_option): New.
2619 * plugin.cc (Plugin::load): Don't parse the plugin option.
2620 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2621 (Plugin::add_option): New.
2622 (Plugin::args_): Change type.
2623 (Plugin::filename_): New.
2624 (Plugin_manager::add_plugin_option): New.
2625 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2626 * testsuite/Makefile.in: Regenerate.
2628 2008-12-05 Cary Coutant <ccoutant@google.com>
2630 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2631 Handle --strip-lto-sections option.
2632 * options.h (strip_lto_sections): New option.
2634 2008-12-01 Cary Coutant <ccoutant@google.com>
2636 * plugin.cc (ld_plugin_message): Change format parameter to const.
2637 Fix mismatch between new[] and delete.
2639 2008-11-14 Cary Coutant <ccoutant@google.com>
2641 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2644 2008-11-05 Craig Silverstein <csilvers@google.com>
2646 * options.cc (General_options::parse_dynamic_list): New function.
2647 * options.h (General_options): New flags dynamic_list,
2648 dynamic_list_data, dynamic_list_cpp_new, and
2649 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2650 (General_options::in_dynamic_list): New function.
2651 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2652 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2653 (Lex::can_continue_name): Likewise.
2655 (read_script_file): New parameter script_options.
2656 (read_dynamic_list): New function.
2657 (Script_options::define_dynamic_list): New function.
2658 (dynamic_list_keyword_parsecodes): New variable.
2659 (dynamic_list_keywords): New variable.
2660 * script.h (Script_options::define_dynamic_list): New function
2662 (read_dynamic_list): New function prototype.
2663 * symtab.cc (strprefix): New macro.
2664 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2665 dynamic_list_data, dynamic_list_cpp_new, and
2666 dynamic_list_cpp_typeinfo.
2667 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2668 (dynamic_list_expr): New rule.
2669 (dynamic_list_nodes): Likewise.
2670 (dynamic_list_node): Likewise.
2671 * testsuite/Makefile.am (dynamic_list): New test.
2672 * testsuite/Makefile.in: Regenerated.
2673 * testsuite/dynamic_list.t: New file.
2674 * testsuite/dynamic_list.sh: New file.
2676 2008-11-05 Craig Silverstein <csilvers@google.com>
2678 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2679 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2680 (t11_last): Likewise.
2681 * testsuite/ver_test_6.c (main): Likewise.
2683 2008-10-07 Cary Coutant <ccoutant@google.com>
2685 * options.c (General_options::finalize): Add check for -static and
2687 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2690 2008-10-02 Cary Coutant <ccoutant@google.com>
2692 * plugin.cc (make_sized_plugin_object): Fix conditional
2693 compilation to work when not all targets are enabled.
2695 2008-09-29 Cary Coutant <ccoutant@google.com>
2697 * archive.cc (Archive::get_file_and_offset): Use filename instead
2698 of name to get library path.
2699 (Archive::include_member): Unlock external member of a thin archive.
2701 * testsuite/Makefile.am (TEST_AR): New variable.
2702 (thin_archive_test_1): New test.
2703 (thin_archive_test_2): New test.
2704 * testsuite/Makefile.in: Regenerate.
2705 * testsuite/thin_archive_main.cc: New file.
2706 * testsuite/thin_archive_test_1.cc: New file.
2707 * testsuite/thin_archive_test_2.cc: New file.
2708 * testsuite/thin_archive_test_3.cc: New file.
2709 * testsuite/thin_archive_test_4.cc: New file.
2711 2008-09-29 Cary Coutant <ccoutant@google.com>
2713 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2714 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2716 (Sized_relobj::do_finalize_local_symbols): Likewise.
2717 (Sized_relobj::map_to_kept_section): Likewise.
2718 * object.h (Sized_relobj::invalid_address): New constant.
2719 (Sized_relobj::do_output_section_offset): Check for invalid_address
2721 * output.cc (Output_reloc::local_section_offset): Use constant
2722 invalid_address instead of -1U.
2723 (Output_reloc::get_address): Likewise.
2724 (Output_section::output_address): Change -1U to -1ULL.
2725 * output.h (Output_reloc::invalid_address): New constant.
2726 * reloc.cc (Sized_relobj::write_sections): Use constant
2727 invalid_address instead of -1U.
2728 (Sized_relobj::relocate_sections): Likewise.
2729 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2730 values for merge sections.
2731 * target-reloc.h (relocate_for_relocatable): Use constant
2732 invalid_address instead of -1U.
2734 2008-09-19 Cary Coutant <ccoutant@google.com>
2736 Add plugin functionality for link-time optimization (LTO).
2737 * configure.ac (plugins): Add --enable-plugins option.
2738 * configure: Regenerate.
2739 * config.in: Regenerate.
2740 * Makefile.am (LIBDL): New variable.
2741 (CCFILES): Add plugin.cc.
2742 (HFILES): Add plugin.h.
2743 (ldadd_var): Add LIBDL.
2744 * Makefile.in: Regenerate.
2746 * archive.cc: Include "plugin.h".
2747 (Archive::setup): Don't preread archive symbols when using a plugin.
2748 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2749 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2751 (Archive::include_member): Add symbols from plugin objects.
2752 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2753 * descriptors.cc (Descriptors::open): Check for file descriptors
2754 abandoned by plugins.
2755 (Descriptors::claim_for_plugin): New function.
2756 * descriptors.h (Descriptors::claim_for_plugin): New function.
2757 (Open_descriptor::is_claimed): New field.
2758 (claim_descriptor_for_plugin): New function.
2759 * fileread.cc (File_read::claim_for_plugin): New function.
2760 * fileread.h (File_read::claim_for_plugin): New function.
2761 (File_read::descriptor): New function.
2762 * gold.cc: Include "plugin.h".
2763 (queue_initial_tasks): Add task to call plugin hooks for generating
2765 * main.cc: Include "plugin.h".
2766 (main): Load plugin libraries.
2767 * object.h (Pluginobj): Declare.
2768 (Object::pluginobj): New function.
2769 (Object::do_pluginobj): New function.
2770 (Object::set_target): New function.
2771 * options.cc: Include "plugin.h".
2772 (General_options::parse_plugin): New function.
2773 (General_options::General_options): Initialize plugins_ field.
2774 (General_options::add_plugin): New function.
2775 * options.h (Plugin_manager): Declare.
2776 (General_options): Add --plugin option.
2777 (General_options::has_plugins): New function.
2778 (General_options::plugins): New function.
2779 (General_options::add_plugin): New function.
2780 (General_options::plugins_): New field.
2781 * plugin.cc: New file.
2782 * plugin.h: New file.
2783 * readsyms.cc: Include "plugin.h".
2784 (Read_symbols::do_read_symbols): Check for archive before checking
2785 for ELF file. Call plugin hooks to claim files.
2786 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2787 from a real object file; force override when processing replacement
2789 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2790 (Symbol::init_base_object): Likewise.
2791 (Symbol::init_base_output_data): Likewise.
2792 (Symbol::init_base_output_segment): Likewise.
2793 (Symbol::init_base_constant): Likewise.
2794 (Symbol::init_base_undefined): Likewise.
2795 (Symbol::output_section): Assert that object is not a plugin.
2796 (Symbol_table::add_from_pluginobj): New function.
2797 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2799 (Symbol_table::sized_write_globals): Likewise.
2800 (Symbol_table::add_from_pluginobj): Instantiate template.
2801 * symtab.h (Sized_pluginobj): Declare.
2802 (Symbol::in_real_elf): New function.
2803 (Symbol::set_in_real_elf): New function.
2804 (Symbol::in_real_elf_): New field.
2805 (Symbol_table::add_from_pluginobj): New function.
2807 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2808 (LIBDL): New variable.
2810 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2811 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2812 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2813 (MOSTLYCLEANFILES): Likewise.
2814 * testsuite/Makefile.in: Regenerate.
2815 * testsuite/plugin_test.c: New file.
2816 * testsuite/plugin_test_1.sh: New file.
2817 * testsuite/plugin_test_2.sh: New file.
2819 2008-09-16 Ian Lance Taylor <iant@google.com>
2821 * target-reloc.h (relocate_section): Check whether a symbol is
2822 defined by the ABI before reporting an undefined symbol error.
2823 * target.h (Target::is_defined_by_abi): Make parameter const.
2824 (Target::do_is_defined_by_abi): Likewise.
2825 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2826 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2827 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2828 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2829 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2830 * testsuite/Makefile.in: Rebuild.
2832 * fileread.cc (make_view): Add casts to avoid warning.
2834 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2836 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2837 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2839 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2841 * options.h (General_options::output_is_executable): New.
2842 (General_options::output_is_pie): New.
2843 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2844 for shared libraries.
2845 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2847 2008-09-11 Chris Demetriou <cgd@google.com>
2849 * options.h (origin): New -z option.
2850 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2851 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2854 2008-09-05 Cary Coutant <ccoutant@google.com>
2856 * fileread.cc (File_read::make_view): Add check for attempt to map
2859 2008-09-05 Cary Coutant <ccoutant@google.com>
2861 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2862 explicit instantiations.
2864 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2867 * options.cc (General_options::finalize): Allow undefined symbols
2868 in shlibs if linking -shared.
2871 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2872 symbols as not needing a dynsym entry.
2874 2008-08-20 Craig Silverstein <csilvers@google.com>
2876 * fileread.cc (File_read::open): Do not lock the file unless it
2877 was successfully opened.
2879 2008-08-14 Cary Coutant <ccoutant@google.com>
2881 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2882 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2883 * testsuite/tls_test.cc (struct int128): 128-bit struct
2884 for testing TLS relocs with non-zero addend.
2885 (v12): New TLS variable.
2887 (t_last): Add check for v12.
2888 * testsuite/tls_test.h (t12): New function.
2889 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2891 2008-08-13 Ian Lance Taylor <iant@google.com>
2893 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2894 set tls_segment_ or relro_segment_.
2895 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2897 * output.h (Output_section::clear_is_relro): New function.
2898 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2899 sections specially even when output_data_ is empty.
2900 (Output_segment::maximum_alignment): When first section is relro,
2901 only force alignment for PT_LOAD segments.
2902 * script.cc (script_data_segment_align): New function.
2903 (script_data_segment_relro_end): New function.
2904 * script-c.h (script_data_segment_align): Declare.
2905 (script_data_segment_relro_end): Declare.
2906 * script-sections.h (class Script_sections): Declare
2907 data_segment_align and data_segment_relro_end. Add fields
2908 segment_align_index_ and saw_relro_end_.
2909 * script-sections.cc (class Sections_element): Add set_is_relro
2910 virtual function. Add new bool* parameter to place_orphan_here.
2911 Add get_output_section virtual function.
2912 (class Output_section_definition): Add set_is_relro. Add new
2913 bool* parameter to place_orphan_here. Add get_output_section.
2914 Add is_relro_ field.
2915 (Output_section_definition::Output_section_definition): Initialize
2916 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2917 and is_relro_ fields.
2918 (Output_section_definition::place_orphan_here): Add is_relro
2920 (Output_section_definition::set_section_addresses): Set relro for
2922 (Output_section_definition::alternate_constraint): Likewise.
2923 (class Orphan_output_section): Add new bool* parameter to
2924 place_orphan_here. Add get_output_section.
2925 (Orphan_output_section::place_orphan_here): Add is_relro
2927 (Script_sections::Script_sections): Initialize
2928 data_segment_align_index_ and saw_relro_end_.
2929 (Script_sections::data_segment_align): New function.
2930 (Script_sections::data_segment_relro_end): New function.
2931 (Script_sections::place_orphan): Set or clear is_relro.
2932 (Script_sections::set_section_addresses): Force alignment of first
2934 * yyscript.y (exp): Call script_data_segment_align and
2935 script_data_segment_relro_end.
2936 * testsuite/relro_script_test.t: New file.
2937 * testsuite/relro_test.cc (using_script): Declare.
2938 (t1, t2): Test using_script.
2939 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2940 (relro_script_test_SOURCES): Define.
2941 (relro_script_test_DEPENDENCIES): Define.
2942 (relro_script_test_LDFLAGS): Define.
2943 (relro_script_test_LDADD): Define.
2944 (relro_script_test.so): New target.
2945 * testsuite/Makefile.in: Rebuild.
2947 2008-08-06 Cary Coutant <ccoutant@google.com>
2949 * archive.cc (Archive::total_archives, Archive::total_members)
2950 (Archive::total_members_loaded): New variables.
2951 (Archive::setup): Add parameter. Add option to preread
2953 (Archive::read_armap): Add counter.
2954 (Archive::get_file_and_offset): New function.
2955 (Archive::get_elf_object_for_member): New function.
2956 (Archive::read_all_symbols): New function.
2957 (Archive::read_symbols): New function.
2958 (Archive::add_symbols): Add counters.
2959 (Archive::include_all_members): Use armap to find members if it's
2961 (Archive::include_member): Skip reading symbols if already read.
2962 Factored code into Archive::get_file_and_offset and
2963 Archive::get_elf_object_for_member. Changed call to
2964 Mapfile::report_include_archive_member.
2965 (Archive::print_stats): New function.
2966 * archive.h: Declare Object and Read_symbols_data classes.
2967 (Archive::Archive): Add initializers for new members.
2968 (Archive::setup): Add parameter.
2969 (Archive::print_stats): New function.
2970 (Archive::total_archives, Archive::total_members)
2971 (Archive::total_members_loaded): New variables.
2972 (Archive::get_file_and_offset): New function.
2973 (Archive::get_elf_object_for_member): New function.
2974 (Archive::read_all_symbols): New function.
2975 (Archive::read_symbols): New function.
2976 (Archive::Archive_member): New class.
2977 (Archive::members_): New member.
2978 (Archive::num_members_): New member.
2979 * main.cc: Include archive.h.
2980 (main): Call Archive::print_stats.
2981 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2982 archive parameter; member_name is now the fully-decorated name.
2983 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2984 * options.h: (General_options): Add --preread-archive-symbols option.
2985 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2988 2008-08-04 Ian Lance Taylor <iant@google.com>
2990 * symtab.h (Symbol::use_plt_offset): New function.
2991 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2992 * powerpc.cc (Relocate::relocate): Likewise.
2993 * sparc.cc (Relocate::relocate): Likewise.
2994 * x86_64.cc (Relocate::relocate): Likewise.
2995 * testsuite/weak_plt.sh: New test.
2996 * testsuite/weak_plt_main.cc: New test.
2997 * testsuite/weak_plt_shared.cc: New test.
2998 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2999 (check_PROGRAMS): Add weak_plt.
3000 (check_DATA): Add weak_plt_shared.so.
3001 (weak_plt_main_pic.o, weak_plt): New targets.
3002 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3003 * testsuite/Makefile.in: Rebuild.
3005 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3007 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3008 * testsuite/Makefile.in: Rebuild.
3010 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3012 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3013 * Makefile.in: Regenerate.
3014 * po/POTFILES.in: Regenerate.
3016 2008-07-29 Ian Lance Taylor <iant@google.com>
3018 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3019 symbols before other symbols.
3020 * testsuite/script_test_2.cc (test_addr): Declare.
3021 (test_addr_alias): Declare.
3022 (main): Check that test_addr and test_addr_alias have the right
3024 * testsuite/script_test_2.t: Define test_addr_alias and
3027 2008-07-24 Ian Lance Taylor <iant@google.com>
3030 * descriptors.cc: New file.
3031 * descriptors.h: New file.
3032 * gold-threads.h (class Hold_optional_lock): New class.
3033 * fileread.cc: Include "descriptors.h".
3034 (File_read::~File_read): Release descriptor rather than closing
3036 (File_read::open) [file]: Call open_descriptor rather than open.
3037 Set is_descriptor_opened_.
3038 (File_read::open) [memory]: Assert that descriptor is not open.
3039 (File_read::reopen_descriptor): New function.
3040 (File_read::release): Release descriptor.
3041 (File_read::do_read): Make non-const. Reopen descriptor.
3042 (File_read::read): Make non-const.
3043 (File_read::make_view): Reopen descriptor.
3044 (File_read::do_readv): Likewise.
3045 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3046 Update declarations.
3047 * layout.cc: Include "descriptors.h".
3048 (Layout::create_build_id): Use open_descriptor rather than open.
3049 * output.cc: Include "descriptors.h".
3050 (Output_file::open): Use open_descriptor rather than open.
3051 * archive.cc (Archive::const_iterator): Change Archive to be
3053 (Archive::begin, Archive::end): Make non-const.
3054 (Archive::count_members): Likewise.
3055 * archive.h (class Archive): Update declarations.
3056 * object.h (Object::read): Make non-const.
3057 * Makefile.am (CCFILES): Add descriptors.cc.
3058 (HFILES): Add descriptors.h.
3059 * Makefile.in: Rebuild.
3062 * gold.h: Always include <clocale>. Add Solaris workarounds
3063 following code in binutils/sysdep.h.
3066 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3067 this->eh_frame_hdr_ is NULL before using it.
3069 * dynobj.cc (Versions::Versions): Update comment.
3071 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3072 the base version name.
3074 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3075 array size plus one.
3076 (Stringpool_template::set_string_offsets): Subtract one from key
3077 before using it as an array index.
3078 (Stringpool_template::get_offset_with_length): Likewise.
3079 (Stringpool_template::write_to_buffer): Likewise.
3080 * stringpool.h (Stringpool_template::get_offset_from_key):
3083 2008-07-23 Ian Lance Taylor <iant@google.com>
3086 * object.h (Merged_symbol_value::value): Do our best to handle a
3090 * script.cc (Version_script_info::get_versions): Don't add empty
3091 version tag to return value.
3092 (Version_script_info::get_symbol_version_helper): Change return
3093 type to bool. Add pversion parameter. Change all callers.
3094 (script_register_vers_node): Don't require a non-NULL tag.
3095 * script.h (class Version_script_info): Update declarations.
3096 (Version_script_info::get_symbol_version): Change return type to
3097 bool. Add version parameter. Change all callers.
3098 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3099 handling. Handle an empty version from a version script.
3100 (Symbol_table::define_special_symbol): Likewise.
3101 * testsuite/ver_test_10.script: New file.
3102 * testsuite/ver_test_10.sh: New file.
3103 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3104 (check_DATA): Add ver_test_10.syms.
3105 (ver_test_10.syms, ver_test_10.so): New target.
3106 * testsuite/Makefile.in: Rebuild.
3108 2008-07-23 Simon Baldwin <simonb@google.com>
3110 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3111 to zero for undefined symbols from dynamic libraries.
3113 2008-07-23 Ian Lance Taylor <iant@google.com>
3115 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3117 * symtab.h (class Symbol_table): Update declaration.
3118 * testsuite/ver_test_9.cc: New file.
3119 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3120 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3121 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3122 (ver_test_9.so, ver_test_9.o): New targets.
3123 * testsuite/Makefile.in: Rebuild.
3125 2008-07-22 Ian Lance Taylor <iant@google.com>
3127 * options.h (class General_options): Define --check-sections.
3128 * layout.cc (Layout::set_segment_offsets): Handle
3131 * options.h (class General_options): Define -n/--nmagic and
3133 * options.cc (General_options::finalize): For -n/--nmagic or
3134 -N/--omagic, set -static.
3135 * layout.cc (Layout::attach_allocated_section_to_segment): If
3136 -N/--omagic, don't put read-only and read-write sections in
3138 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3139 finding a read-only segment.
3140 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3141 don't set the minimum segment alignment to the common page size,
3142 and don't set the file offset to the address modulo the page size.
3143 * script-sections.cc (Script_sections::create_segments): If
3144 -n/--omagic, don't put read-only and read-write sections in
3147 * cref.cc: New file.
3149 * options.h (class General_options): Add --print-symbol-counts.
3150 * main.cc (main): Issue defined symbol report if requested.
3151 * archive.cc (Archive::interpret_header): Make into a const member
3153 (Archive::add_symbols): Call Input_objects::archive_start and
3155 (Archive::const_iterator): Define new class.
3156 (Archive::begin, Archive::end): New functions.
3157 (Archive::include_all_members): Rewrite to use iterator.
3158 (Archive::count_members): New function.
3159 * archive.h (class Archive): Update declarations.
3160 (Archive::filename): New function.
3161 * object.cc: Include "cref.h".
3162 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3163 (Sized_relobj::do_get_global_symbol_counts): New function.
3164 (Input_objects::add_object): Add object to cross-referencer.
3165 (Input_objects::archive_start): New function.
3166 (Input_objects::archive_stop): New function.
3167 (Input_objects::print_symbol_counts): New function.
3168 * object.h: Declare Cref and Archive.
3169 (Object::get_global_symbol_counts): New function.
3170 (Object::do_get_global_symbol_counts): New pure virtual function.
3171 (class Sized_relobj): Add defined_count_ field. Update
3173 (class Input_objects): Add cref_ field. Update constructor.
3174 Update declarations.
3175 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3177 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3179 (Sized_dynobj::do_get_global_symbol_counts): New function.
3180 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3181 defined_count_. Update declarations. Define Symbols typedef.
3182 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3183 parameter. Change all callers.
3184 (Symbol_table::add_from_dynobj): Add sympointers and defined
3185 parameters. Change all callers.
3186 * symtab.h (class Symbol_table): Update declarations.
3187 * Makefile.am (CCFILES): Add cref.cc.
3188 (HFILES): Add cref.h.
3189 * Makefile.in: Rebuild.
3191 2008-07-22 Simon Baldwin <simonb@google.com>
3193 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3194 to zero when writing undefined symbols.
3196 2008-07-22 Ian Lance Taylor <iant@google.com>
3198 * output.cc (Output_section::add_input_section): Don't try to
3199 merge empty merge sections.
3201 2008-07-21 Craig Silverstein <csilvers@google.com>
3203 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3204 Include symbol version in error message.
3206 2008-07-20 Chris Demetriou <cgd@google.com>
3208 * configure.ac (gold_cv_c_random_seed): New configured variable.
3209 (RANDOM_SEED_CFLAGS): New substituted variable.
3210 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3211 * configure: Rebuild.
3212 * Makefile.in: Likewise.
3213 * testsuite/Makefile.in: Likewise.
3215 2008-07-18 Ian Lance Taylor <iant@google.com>
3217 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3218 where we see NAME/NULL and NAME/VERSION as separate symbols.
3219 * testsuite/ver_test_main.cc (main): Call t4.
3220 (t4, t4_2a): Define.
3221 * testsuite/ver_test_2.cc (t4_2): Define.
3222 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3223 * testsuite/ver_test_4.cc (t4_2a): Define.
3224 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3225 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3227 2008-07-17 Ian Lance Taylor <iant@google.com>
3229 * dynobj.cc (Versions::add_def): If we give an error about a
3230 missing version, go ahead and create the version anyhow.
3232 2008-07-10 Ian Lance Taylor <iant@google.com>
3234 Handle output sections with more than 0x7fffffff bytes.
3235 * object.h (class Relobj): Change map_to_output_ to
3236 output_sections_, and just keep a section pointer. Change all
3237 uses. Move comdat group support to Sized_relobj.
3238 (Relobj::is_section_specially_mapped): Remove.
3239 (Relobj::output_section): Remove poff parameter. Change all
3241 (Relobj::output_section_offset): New function.
3242 (Relobj::set_section_offset): Rewrite.
3243 (Relobj::map_to_output): Remove.
3244 (Relobj::output_sections): New function.
3245 (Relobj::do_output_section_offset): New pure virtual function.
3246 (Relobj::do_set_section_offset): Likewise.
3247 (class Sized_relobj): Add section_offsets_ field. Add comdat
3248 group support from Relobj. Update declarations.
3249 (Sized_relobj::get_output_section_offset): New function.
3250 (Sized_relobj::do_output_section_offset): New function.
3251 (Sized_relobj::do_set_section_offset): New function.
3252 * object.cc (Relobj::output_section_address): Remove.
3253 (Sized_relobj::Sized_relobj): Initialize new fields.
3254 (Sized_relobj::include_section_group): Cast find_kept_object to
3256 (Sized_relobj::include_linkonce_section): Likewise.
3257 (Sized_relobj::do_layout): Use separate arrays for output section
3259 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3261 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3262 output_sections and section_offsets.
3263 (Sized_relobj::write_local_symbols): Likewise.
3264 (map_to_kept_section): Compute output address directly.
3265 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3266 output_sections and section_offsets.
3267 (Sized_relobj::write_sections): Likewise.
3268 (Sized_relobj::relocate_sections): Likewise.
3269 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3270 * output.h (class Output_reloc): Update declarations. Change
3271 u2_.relobj to Sized_relobj*.
3272 (class Output_data_reloc): Change add functions to use
3274 * output.cc (Output_reloc::Output_reloc): Change relobj to
3276 (Output_reloc::local_section_offset): Change return type to
3277 Elf_Addr. Use get_output_section_offset.
3278 (Output_reloc::get_address): Likewise.
3279 (Output_section::is_input_address_mapped): Don't call
3280 is_section_specially_mapped.
3281 (Output_section::output_offset): Likewise.
3282 (Output_section::output_address): Likewise.
3283 (Output_section::starting_output_address): Likewise.
3284 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3285 parameter to Sized_relobj*.
3286 (Copy_relocs::need_copy_reloc): Likewise.
3287 (Copy_relocs::save): Likewise.
3288 * copy-relocs.h (class Copy_relocs): Update declarations.
3289 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3290 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3291 * target-reloc.h (relocate_for_relocatable): Change
3292 offset_in_output_section type to Elf_Addr. Change code that uses
3294 * layout.cc (Layout::layout): Always set *off.
3295 * mapfile.cc (Mapfile::print_input_section): Use
3296 output_section_offset.
3297 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3299 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3300 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3301 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3303 2008-07-03 Ian Lance Taylor <iant@google.com>
3305 * layout.cc (Layout::include_section): Do not discard unrecognized
3306 SHT_STRTAB sections.
3308 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3310 * script.cc (Lex::can_continue_name): Make '?' allowable in
3311 version-script names.
3312 * testsuite/version_script.map: Change glob pattern to use '?'
3314 2008-06-30 Manish Singh <yosh@gimp.org>
3317 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3320 2008-06-30 Ian Lance Taylor <iant@google.com>
3324 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3325 versions]: Don't try to read the value in the contents, since we
3326 don't use it. Use the template endianness when writing.
3328 2008-06-25 Cary Coutant <ccoutant@google.com>
3330 * fileread.cc (File_read::make_view): Assert on zero-length view.
3331 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3332 symbol table when there are no symbols to read.
3334 2008-06-23 Craig Silverstein <csilvers@google.com>
3336 * version.cc (version_string): Bump to 1.7
3338 2008-06-18 Craig Silverstein <csilvers@google.com>
3340 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3341 constant 0xFFFF to type Valtype.
3342 (Powerpc_relocate_functions::rel16_ha): Likewise.
3344 2008-06-17 Ian Lance Taylor <iant@google.com>
3346 * output.h (Output_section::Input_section): Initialize p2align_ to
3347 zero for Output_section_data constructors.
3348 (Output_section::Input_section::addralign): If not an input
3349 section, return the alignment of the Output_section_data.
3350 * testsuite/copy_test.cc: New file.
3351 * testsuite/copy_test_1.cc: New file.
3352 * testsuite/copy_test_2.cc: New file.
3353 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3354 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3355 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3356 (copy_test_1_pic.o, copy_test_1.so): New targets.
3357 (copy_test_2_pic.o, copy_test_2.so): New targets.
3358 * testsuite/Makefile.in: Rebuild.
3360 * script-sections.cc (Script_sections::place_orphan): Initialize
3361 local variable exact.
3363 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3365 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3367 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3368 David S. Miller <davem@davemloft.net>
3370 * powerpc.cc: New file.
3371 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3372 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3373 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3374 * Makefile.in: Rebuild.
3376 2008-06-09 Ian Lance Taylor <iant@google.com>
3378 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3380 (throwing, orig_terminate): New static variables.
3381 (terminate_handler): New static function.
3382 (t2): Set terminate handler.
3384 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3387 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3390 2008-05-30 Cary Coutant <ccoutant@google.com>
3392 * archive.cc (Archive::include_all_members) Correct to step
3393 over symbol table and extended name table in thin archives.
3395 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3398 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3401 2008-05-28 Caleb Howe <cshowe@google.com>
3403 * reduced_debug_output.cc: New file.
3404 * reduced_debug_output.h: New file.
3405 * options.h (class General_options): Add --strip-debug-non-line.
3406 * options.cc (General_options::finalize): Add strip_debug_non_line
3407 to the strip heirarchy.
3408 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3410 * layout.cc: Include "reduced_debug_output.h".
3411 (Layout::Layout): Initialize new fields.
3412 (line_only_debug_sections): New static array.
3413 (is_lines_only_debug_sections): New static inline function.
3414 (Layout::include_section): Handle --strip-debug-non-line.
3415 (Layout::make_output_section): If --strip-debug-non-line, build
3416 new output sections for .debug_abbrev and .debug_info.
3417 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3418 gold. Warn about possible overflow.
3419 (read_signed_LEB_128): Likewise.
3420 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3421 (read_signed_LEB_128): Declare.
3422 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3423 (HFILES): Add reduced_debug_output.h.
3424 * Makefile.in: Rebuild.
3426 2008-05-21 Ian Lance Taylor <iant@google.com>
3428 * mapfile.cc: New file.
3429 * mapfile.h: New file.
3430 * options.h (class General_options): Add -M/--print-map and -Map.
3431 * options.cc (General_options::finalize): Make -M equivalent to
3433 * main.cc: Include <cstdio> and "mapfile.h".
3434 (main): Open mapfile if requested.
3435 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3436 constructor. Change caller.
3437 (queue_initial_tasks): Add mapfile parameter. Change caller.
3438 (queue_middle_tasks): Likewise.
3439 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3441 * archive.cc: Include "mapfile.h".
3442 (Archive::add_symbols): Add mapfile parameter. Change all
3443 callers. Pass mapfile, symbol, and reason to include_member.
3444 (Archive::include_all_members): Add mapfile parameter. Change all
3446 (Archive::include_member): Add mapfile, sym, and why parameters.
3447 Change all callers. Report inclusion to map file.
3448 * archive.h: Include "fileread.h".
3449 (class Archive): Update declarations.
3450 (Archive::file): New const method.
3451 (class Add_archive_symbols): Add mapfile_ field. Update
3452 constructor. Change all callers.
3453 * readsyms.h (class Read_symbols): Likewise.
3454 (class Finish_group): Likewise.
3455 (class Read_script): Likewise.
3456 * common.cc: Include "mapfile.h".
3457 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3459 (Symbol_table::do_allocate_commons): Likewise.
3460 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3461 symbol allocation to mapfile.
3462 * common.h (class Allocate_commons_task): Add mapfile_ field.
3463 Update constructor. Change all callers.
3464 * symtab.h (class Symbol_table): Update declarations.
3465 * layout.cc: Include "mapfile.h".
3466 (Layout_task_runner::run): Print information to mapfile.
3467 (Layout::create_gold_note): Change Output_data_fixed_space to
3468 Output_data_zero_fill.
3469 (Layout::create_build_id): Likewise.
3470 (Layout::print_to_mapfile): New function.
3471 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3472 constructor. Change caller.
3473 (class Layout): Declare print_to_mapfile.
3474 * output.cc (Output_section::Input_section::print_to_mapfile): New
3476 (Output_section::add_input_section): If producing a map, always
3477 add to input_sections_ list.
3478 (Output_section::do_print_to_mapfile): New function.
3479 (Output_segment::print_sections_to_mapfile): New function.
3480 (Output_segment::print_section_list_to_mapfile): New function.
3481 * output.h: Include "mapfile.h".
3482 (Output_data::print_to_mapfile): New function.
3483 (Output_data::do_print_to_mapfile): New virtual function.
3484 (Output_segment_headers::do_print_to_mapfile): New function.
3485 (Output_file_header::do_print_to_mapfile): New function.
3486 (Output_data_const::do_print_to_mapfile): New function.
3487 (class Output_data_const_buffer): Add map_name_ field. Update
3488 constructor. Change all callers. Add do_print_to_mapfile
3490 (class Output_data_fixed_space): Likewise.
3491 (class Output_data_space): Likewise.
3492 (class Output_data_zero_fill): New class.
3493 (Output_data_strtab::do_print_to_mapfile): New function.
3494 (Output_data_reloc_base::do_print_to_mapfile): New function.
3495 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3496 (Output_data_group::do_print_to_mapfile): New function.
3497 (Output_data_got::do_print_to_mapfile): New function.
3498 (Output_data_dynamic::do_print_to_mapfile): New function.
3499 (Output_symtab_xindex::do_print_to_mapfile): New function.
3500 (class Output_section): Declare do_print_to_mapflie. Declare
3501 print_to_mapfile in Input_section.
3502 (class Output_segment): Declare new functions.
3503 * object.h (Sized_relobj::symbol_count): New function.
3504 * script-sections.cc
3505 (Output_section_element_dot_assignment::set_section_addresses):
3506 Change Output_data_fixed_space to Output_data_zero_fill.
3507 (Output_data_expression::do_print_to_mapfile): New function.
3508 * script.cc (read_input_script): Add mapfile parameter. Change
3510 * script.h (read_input_script): Update declaration.
3511 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3512 (Eh_frame::do_print_to_mapfile): New function.
3513 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3514 (Output_merge_string::do_print_to_mapfile): New function.
3515 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3517 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3519 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3521 * Makefile.am (CCFILES): Add mapfile.cc.
3522 (HFILES): Add mapfile.h.
3523 * Makefile.in: Rebuild.
3525 2008-05-19 Ian Lance Taylor <iant@google.com>
3527 * options.h (class General_options): Add -z relro.
3528 * layout.cc (Layout::Layout): Initialize relro_segment_.
3529 (Layout::add_output_section_data): Return the output section.
3530 (Layout::make_output_section): Rcognize relro sections and mark
3532 (Layout::attach_allocated_section_to_segment): Put relro sections
3533 in a PT_GNU_RELRO segment.
3534 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3536 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3538 (Layout::linkonce_mapping): Map d.rel.ro.local to
3540 (Layout::output_section_name): Us .data.rel.ro.local for any
3541 section which begins with that.
3542 * layout.h (class Layout): Update add_output_section_data
3543 declaration. Add relro_segment_ field.
3544 * output.cc (Output_section::Output_section): Initialize is_relro_
3545 and is_relro_local_ fields.
3546 (Output_segment::add_output_section): Group relro sections.
3547 (Output_segment::is_first_section_relro): New function.
3548 (Output_segment::maximum_alignment): If there is a relro section,
3549 align the segment to the common page size.
3550 (Output_segment::set_section_addresses): Track whether we are
3551 looking at relro sections. If the last section is a relro
3552 section, align to the common page size.
3553 (Output_segment::set_section_list_addresses): Add in_relro
3554 parameter. Change all callers. Align to the page size when
3555 moving from relro to non-relro section.
3556 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3558 * output.h (class Output_section): Add is_relro_ and
3559 is_relro_local_ fields.
3560 (Output_section::is_relro): New function.
3561 (Output_section::set_is_relro): New function.
3562 (Output_section::is_relro_local): New function.
3563 (Output_section::set_is_relro_local): New function.
3564 (class Output_segment): Update declarations.
3565 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3566 * sparc.cc (Target_sparc::got_section): Likewise.
3567 * x86_64.cc (Target_x86_64::got_section): Likewise.
3568 * testsuite/relro_test_main.cc: New file.
3569 * testsuite/relro_test.cc: New file.
3570 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3571 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3572 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3573 (relro_test.so, relro_test_pic.o): New targets.
3574 * testsuite/Makefile.in: Rebuild.
3576 2008-05-16 Ian Lance Taylor <iant@google.com>
3578 * output.cc (Output_segment::add_output_section): Remove front
3580 * output.h (class Output_segment): Remove
3581 add_initial_output_section and overloaded add_output_section.
3582 Update declaration of remaining add_output_section.
3583 * layout.cc (Layout::create_interp): Call add_output_section
3584 rather than add_initial_output_section.
3585 (Layout::finish_dynamic_section): Likewise.
3587 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3588 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3589 know the dynamic type.
3590 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3591 field. Initialize it in constructor.
3592 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3593 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3594 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3597 * output.cc (Output_reloc::get_address): Change return type to
3599 * output.h (class Output_reloc): Update get_address declaration.
3600 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3601 for section addresses.
3603 2008-05-09 Ian Lance Taylor <iant@google.com>
3606 * gold.cc (gold_nomem): Use return value of write.
3608 2008-05-08 Ian Lance Taylor <iant@google.com>
3610 * symtab.c (Symbol::init_base_output_data): Add version
3611 parameter. Change all callers.
3612 (Symbol::init_base_output_segment): Likewise.
3613 (Symbol::init_base_constant): Likewise.
3614 (Symbol::init_base_undefined): Likewise.
3615 (Sized_symbol::init_output_data): Likewise.
3616 (Sized_symbol::init_output_segment): Likewise.
3617 (Sized_symbol::init_constant): Likewise.
3618 (Sized_symbol::init_undefined): Likewise.
3619 (Symbol_table::do_define_in_output_data): If the new symbol has a
3620 version, mark it as the default.
3621 (Symbol_table::do_define_in_output_segment): Likewise.
3622 (Symbol_table::do_define_as_constant): Likewise.
3623 * symtab.h (class Symbol): Update declarations.
3624 (class Sized_symbol): Likewise.
3625 * resolve.cc (Symbol::override_version): New function.
3626 (Symbol::override_base): Call override_version.
3627 (Symbol::override_base_with_special): Likewise.
3628 * testsuite/ver_script_8.script: New file.
3629 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3630 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3631 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3632 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3634 2008-05-06 Ian Lance Taylor <iant@google.com>
3637 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3639 (class General_options): Remove existing --undefined, and add
3640 --no-undefined instead. Add new --undefined as synonym for -u.
3641 * archive.cc (Archive::add_symbols): Check whether symbol was
3643 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3644 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3645 all uses. Add IS_UNDEFINED. Update declarations to split
3646 different versions of init_base. Declare init_base_undefined.
3647 (Symbol::is_defined): Handle IS_UNDEFINED.
3648 (Symbol::is_undefined): Likewise.
3649 (Symbol::is_weak_undefined): Call is_undefined.
3650 (Symbol::is_absolute): Handle IS_CONSTANT.
3651 (class Sized_symbol): Update declarations to split different
3652 versions of init. Declare init_undefined.
3653 (class Symbol_table): Declare new functions.
3654 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3656 (Symbol::init_base_output_data): Likewise.
3657 (Symbol::init_base_output_segment): Likewise.
3658 (Symbol::init_base_constant): Likewise.
3659 (Symbol::init_base_undefined): New function.
3660 (Sized_symbol::init_object): Rename from init. Change all
3662 (Sized_symbol::init_output_data): Likewise.
3663 (Sized_symbol::init_output_segment): Likewise.
3664 (Sized_symbol::init_constant): Likewise.
3665 (Sized_symbol::init_undefined): New function.
3666 (Symbol_table::add_undefined_symbols_from_command_line): New
3668 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3670 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3671 (Symbol::output_section): Likewise.
3672 (Symbol::set_output_section): Likewise.
3673 (Symbol_table::sized_finalize_symbol): Likewise.
3674 (Symbol_table::sized_write_globals): Likewise.
3675 * resolve.cc (Symbol_table::should_override): Likewise.
3676 (Symbol::override_base_with_special): Likewise.
3678 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3679 symbol, change it to have default visibility.
3680 * testsuite/protected_1.cc: New file.
3681 * testsuite/protected_2.cc: New file.
3682 * testsuite/protected_3.cc: New file.
3683 * testsuite/protected_main_1.cc: New file.
3684 * testsuite/protected_main_2.cc: New file.
3685 * testsuite/protected_main_3.cc: New file.
3686 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3687 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3688 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3689 (protected_1.so): New target.
3690 (protected_1_pic.o, protected_2_pic.o): New targets.
3691 (protected_3_pic.o): New target.
3692 (check_PROGRAMS): Add protected_2.
3693 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3694 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3695 * testsuite/Makefile.in: Rebuild.
3697 * options.h (DEFINE_var): Add set_user_set_##varname__.
3698 (DEFINE_bool_alias): New macro.
3699 (class General_options): Define -Bstatic using DEFINE_bool_alias
3700 rather than DEFINE_special. Add --undefined as an alias for -z
3702 * options.cc (General_options::parse_Bstatic): Remove.
3704 * options.h (class General_options): Add --fatal-warnings.
3705 * main.cc (main): Implement --fatal-warnings.
3706 * errors.h (Errors::warning_count): New function.
3708 * options.h (class General_options): Add -Bsymbolic-functions.
3709 * symtab.h (Symbol::is_preemptible): Check for
3710 -Bsymbolic-functions.
3712 2008-05-05 Ian Lance Taylor <iant@google.com>
3714 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3715 as noVARNAME rather than no-VARNAME.
3716 (class General_options): Add option -z combreloc.
3717 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3719 (Output_reloc::sort_before) [SHT_REL]: New function.
3720 (Output_reloc::sort_before) [SHT_RELA]: New function.
3721 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3722 Sort_relocs_comparison.
3723 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3724 parameter. Change all callers.
3725 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3726 sort_relocs parameter. Change all callers.
3727 * output.cc (Output_reloc::get_address): New function, broken out
3729 (Output_reloc::write_rel): Call it.
3730 (Output_reloc::compare): New function.
3731 (Output_data_reloc_base::do_write): Optionally sort relocs.
3733 * configure.ac: If targ_extra_obj is set, link it in.
3734 * configure.tgt: Initialize all variables.
3735 (x86_64*): Set targ_extra_obj and targ_extra_size.
3736 * configure: Rebuild.
3738 * object.cc (Sized_relobj::include_section_group): Adjust section
3739 indexes read from group data. Build vector to pass to
3741 * layout.cc (Layout::layout_group): Add flags and shndxes
3742 parameters. Remove contents parameter. Change caller. Update
3743 explicit instantiations.
3744 * layout.h (class Layout): Update layout_group declaration.
3745 * output.cc (Output_data_group::Output_data_group): Add flags and
3746 input_shndxes parameters. Remove contents parameter. Change
3748 (Output_data_group::do_write): Change input_sections_ to
3750 * output.h (class Output_data_group): Update constructor
3751 declaration. Rename input_sections_ to input_shndxes_.
3752 * testsuite/many_sections_test.cc: Add template.
3754 2008-04-30 Cary Coutant <ccoutant@google.com>
3756 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3758 * layout.cc (Layout::include_section): Refactored check for debug
3760 (Layout::add_comdat): Add new parameters. Change type
3761 of signature parameter. Add object and shndx to signatures table.
3762 (Layout::find_kept_object): New function.
3763 * layout.h: Include <cstring>.
3764 (Layout::is_debug_info_section): New function.
3765 (Layout::add_comdat): Add new parameters.
3766 (Layout::find_kept_object): New function.
3767 (Layout::Kept_section): New struct.
3768 (Layout::Signatures): Change type of map range.
3769 * object.cc (Relobj::output_section_address): New function.
3770 (Sized_relobj::include_section_group): Add new parameters. Change
3771 calls to Layout::add_comdat. Change to build table of kept comdat
3772 groups and table mapping discarded sections to kept sections.
3773 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3774 (Sized_relobj::do_layout): Change calls to include_section_group and
3775 include_linkonce_section.
3776 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3777 value to zero when section is discarded.
3778 (Sized_relobj::map_to_kept_section): New function.
3779 * object.h (Relobj::output_section_address): New function.
3780 (Relobj::Comdat_group): New type.
3781 (Relobj::find_comdat_group): New function.
3782 (Relobj::Comdat_group_table): New type.
3783 (Relobj::Kept_comdat_section): New type.
3784 (Relobj::Kept_comdat_section_table): New type.
3785 (Relobj::add_comdat_group): New function.
3786 (Relobj::set_kept_comdat_section): New function.
3787 (Relobj::get_kept_comdat_section): New function.
3788 (Relobj::comdat_groups_): New field.
3789 (Relobj::kept_comdat_sections_): New field.
3790 (Symbol_value::input_value): Update comment.
3791 (Sized_relobj::map_to_kept_section) New function.
3792 (Sized_relobj::include_linkonce_section): Add new parameter.
3793 * target-reloc.h (Comdat_behavior): New type.
3794 (get_comdat_behavior): New function.
3795 (relocate_section): Add code to map a discarded section to the
3796 corresponding kept section when applying a relocation.
3798 2008-04-30 Craig Silverstein <csilvers@google.com>
3800 * dwarf_reader.cc (next_generation_count): New static var.
3801 (Addr2line_cache_entry): New struct.
3802 (addr2line_cache): New static var.
3803 (Dwarf_line_info::one_addr2line): Added caching.
3804 (Dwarf_line_info::clear_addr2line_cache): New function.
3805 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3806 cache-size parameter.
3807 (Dwarf_line_info::one_addr2line_cache): New function.
3808 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3809 new cache-size argument to one_addr2line(), and clear cache.
3811 2008-04-28 Cary Coutant <ccoutant@google.com>
3813 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3814 R_386_PC8 relocations.
3816 2008-04-23 Ian Lance Taylor <iant@google.com>
3818 * object.cc (Sized_relobj::include_section_group): Check for
3819 invalid section group.
3821 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3824 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3825 than read for file header.
3826 * archive.cc (Archive::include_member): Likewise.
3828 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3830 * aclocal.m4: Regenerate.
3831 * configure: Regenerate.
3833 2008-04-19 Ian Lance Taylor <iant@google.com>
3835 * version.cc (version_string): Bump to 1.6.
3837 * testsuite/Makefile.am (many_sections_r_test): New target.
3838 (many_sections_r_test_SOURCES): Remove.
3839 (many_sections_r_test_DEPENDENCIES): Remove.
3840 (many_sections_r_test_LDFLAGS): Remove.
3841 (many_sections_r_test_LDADD): Remove.
3843 * object.cc (Sized_relobj::do_add_symbols): Always pass
3844 local_symbol_count_ to add_from_relobj.
3846 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3847 every thousand variables.
3848 * testsuite/Makefile.in: Rebuild.
3850 * object.cc (Xindex::initialize_symtab_xindex): New function.
3851 (Xindex::read_symtab_xindex): New function.
3852 (Xindex::sym_xindex_to_shndx): New function.
3853 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3855 (Sized_relobj::do_initialize_xindex): New function.
3856 (Sized_relobj::do_read_symbols): Adjust section links.
3857 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3858 parameter. Change all callers.
3859 (Sized_relobj::include_section_group): Adjust section links and
3860 symbol section indexes.
3861 (Sized_relobj::do_layout): Adjust section links.
3862 (Sized_relobj::do_count_local_symbols): Adjust section links and
3863 symbol section indexes.
3864 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3865 ordinary and special symbols.
3866 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3867 dynsym_xindex parameters. Change all callers. Adjust section
3868 links. Use SHN_XINDEX when needed.
3869 (Sized_relobj::get_symbol_location_info): Adjust section links.
3870 Don't get fooled by special symbols.
3871 * object.h (class Xindex): Define.
3872 (class Object): Add xindex_ parameter. Declare virtual functoin
3873 do_initialize_xindex.
3874 (Object::adjust_sym_shndx): New function.
3875 (Object::set_xindex): New protected function.
3876 (class Symbol_value): Add is_ordinary_shndx_ field.
3877 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3878 (Symbol_value::value): Assert ordinary section.
3879 (Symbol_value::initialize_input_to_output_map): Likewise.
3880 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3882 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3884 (class Sized_relobj): Update declarations.
3885 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3886 parameter. Change all callers.
3887 (Sized_relobj::adjust_shndx): New function.
3888 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3890 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3891 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3892 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3893 (Sized_dynobj::read_dynsym_section): Adjust section links.
3894 (Sized_dynobj::read_dynamic): Likewise.
3895 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3897 (Sized_dynobj::do_initialize_xindex): New function.
3898 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3899 do_initialize_xindex.
3900 (Sized_dynobj::adjust_shndx): New function.
3901 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3902 dynsym_xindex_ fields.
3903 (Layout::finalize): Add a call to set_section_indexes before
3904 creating the symtab sections.
3905 (Layout::set_section_indexes): Don't do anything if the section
3906 already has a section index.
3907 (Layout::create_symtab_sections): Add shnum parameter. Change
3908 caller. Create .symtab_shndx section if needed.
3909 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3911 (Layout::allocated_output_section_count): New function.
3912 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3914 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3915 fields. Update declarations.
3916 (Layout::symtab_xindex): New function.
3917 (Layout::dynsym_xindex): New function.
3918 (class Write_symbols_task): Add layout_ field.
3919 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3921 * output.cc (Output_section_headers::Output_section_headers): Add
3922 shstrtab_section parameter. Change all callers.
3923 (Output_section_headers::do_sized_write): Store overflow values
3924 for section count and section string table section index in
3925 section header zero.
3926 (Output_file_header::do_sized_write): Check for overflow of
3927 section count and section string table section index.
3928 (Output_symtab_xindex::do_write): New function.
3929 (Output_symtab_xindex::endian_do_write): New function.
3930 * output.h (class Output_section_headers): Add shstrtab_section_.
3931 Update declarations.
3932 (class Output_symtab_xindex): Define.
3933 (Output_section::has_out_shndx): New function.
3934 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3936 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3938 (Sized_symbol::init): Likewise.
3939 (Symbol::output_section): Check for ordinary symbol.
3940 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3941 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3943 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3944 Change all callers. Simplify handling of symbols from sections
3945 not included in the link.
3946 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3948 (Weak_alias_sorter::operator()): Assert that symbols are
3950 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3952 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3953 parameters. Change all callers.
3954 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3955 symbol distinction. Use SHN_XINDEX when needed.
3956 (Symbol_table::write_section_symbol): Add symtab_xindex
3957 parameter. Change all callers.
3958 (Symbol_table::sized_write_section_symbol): Likewise. Use
3959 SHN_XINDEX when needed.
3960 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3962 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3963 (Symbol::is_defined): Check is_ordinary.
3964 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3965 (Symbol::is_absolute, Symbol::is_common): Likewise.
3966 (class Sized_symbol): Update declarations.
3967 (class Symbol_table): Update declarations.
3968 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3969 parameters. Change all callers.
3970 (Sized_symbol::override): Likewise.
3971 (Symbol_table::override): Likewise.
3972 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3973 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3974 is_ordinary, and orig_st_shndx parameters. Change all callers.
3975 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3976 to be in an ordinary section.
3977 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3978 object and is_ordinary parameters. Change all callers.
3979 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3980 Change all callers. Don't add undefined or non-ordinary symbols
3982 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3984 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3986 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3987 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3988 (Sized_relobj::relocate_sections): Likewise.
3989 * target-reloc.h (scan_relocs): Adjust section symbol index.
3990 (scan_relocatable_relocs): Likewise.
3991 * i386.cc (Scan::local): Check for ordinary symbols.
3992 * sparc.cc (Scan::local): Likewise.
3993 * x86_64.cc (Scan::local): Likewise.
3994 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3995 to symbol_section_and_value.
3996 * testsuite/many_sections_test.cc: New file.
3997 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3998 (check_PROGRAMS): Add many_sections_test.
3999 (many_sections_test_SOURCES): Define.
4000 (many_sections_test_DEPENDENCIES): Define.
4001 (many_sections_test_LDFLAGS): Define.
4002 (BUILT_SOURCES): Add many_sections_define.h.
4003 (many_sections_define.h): New target.
4004 (BUILT_SOURCES): Add many_sections_check.h.
4005 (many_sections_check.h): New target.
4006 (check_PROGRAMS): Add many_sections_r_test.
4007 (many_sections_r_test_SOURCES): Define.
4008 (many_sections_r_test_DEPENDENCIES): Define.
4009 (many_sections_r_test_LDFLAGS): Define.
4010 (many_sections_r_test_LDADD): Define.
4011 (many_sections_r_test.o): New target.
4012 * testsuite/Makefile.in: Rebuild.
4014 2008-04-17 Cary Coutant <ccoutant@google.com>
4016 * errors.cc (Errors::info): New function.
4017 (gold_info): New function.
4018 * errors.h (Errors::info): New function.
4019 * gold.h (gold_info): New function.
4020 * object.cc (Input_objects::add_object): Print trace output.
4021 * options.cc (options::parse_set): New function.
4022 (General_options::parse_wrap): Deleted.
4023 (General_options::General_options): Deleted initializer.
4024 * options.h (options::String_set): New typedef.
4025 (options::parse_set): New function.
4026 (DEFINE_set): New macro.
4027 (General_options::wrap): Changed to use DEFINE_set. Changed
4028 callers of any_wrap_symbols and is_wrap_symbol.
4029 (General_options::trace, General_options::trace_symbol):
4031 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4032 (General_options::wrap_symbols_): Deleted.
4033 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4035 2008-04-17 David S. Miller <davem@davemloft.net>
4037 * options.cc (General_options::parse_V): New function.
4038 * options.h: Add entries for -V and -Qy.
4040 2008-04-17 Ian Lance Taylor <iant@google.com>
4042 * common.cc (Symbol_table::allocate_commons): Remove options
4043 parameter. Change caller.
4044 (Symbol_table::do_allocate_commons): Remove options parameter.
4045 Change caller. Just call do_allocate_commons_list twice.
4046 (Symbol_table::do_allocate_commons_list): New function, broken out
4047 of do_allocate_commons.
4048 * common.h (class Allocate_commons_task): Remove options_ field.
4050 * symtab.cc (Symbol_table::Symbol_table): Initialize
4052 (Symbol_table::add_from_object): Put TLS common symbols on
4054 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4055 which are IN_OUTPUT_DATA.
4056 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4057 allocate_commons and do_allocate_commons declarations. Declare
4058 do_allocate_commons_list.
4059 * gold.cc (queue_middle_tasks): Update creation of
4060 Allocate_commons_task to not pass options.
4061 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4062 (TLS_TEST_C_FLAGS): New variable.
4063 (tls_test_c_pic.o): New target.
4064 (tls_test_shared.so): Link in tls_test_c_pic.o.
4065 (tls_test_c_pic_ie.o): New target.
4066 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4067 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4068 (tls_test_c.o): New target.
4069 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4070 (tls_pic_test_LDADD): Likewise.
4071 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4072 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4073 (tls_test_c_gnu2.o): New target.
4074 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4076 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4077 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4078 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4079 * testsuite/tls_test.cc: Include "config.h".
4080 (t_last): Call t11_last.
4081 * testsuite/tls_test.h (t11, t11_last): Declare.
4082 * testsuite/tls_test_c.c: New file.
4083 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4084 * configure.ac: Check for OpenMP support.
4085 * configure, config.in, Makefile.in: Rebuild.
4086 * testsuite/Makefile.in: Rebuild.
4088 2008-04-16 Cary Coutant <ccoutant@google.com>
4090 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4091 (Target_i386::tls_base_symbol_defined_): New field.
4092 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4093 (Target_i386::Scan::global): Likewise.
4094 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4095 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4096 (Target_x86_64::tls_base_symbol_defined_): New field.
4097 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4098 (Target_x86_64::Scan::global): Likewise.
4100 2008-04-16 Cary Coutant <ccoutant@google.com>
4102 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4103 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4104 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4105 building shared libraries.
4106 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4107 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4108 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4109 * testsuite/Makefile.in: Rebuild.
4110 * testsuite/weak_undef.h: New file.
4111 * testsuite/weak_undef_file1.cc: Add extra test cases.
4112 * testsuite/weak_undef_file2.cc: Likewise.
4113 * testsuite/weak_undef_test.cc: Likewise.
4115 2008-04-16 David S. Miller <davem@davemloft.net>
4117 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4118 Add issued_non_pic_error_ field. Declare check_non_pic.
4119 (Target_sparc::Scan::check_non_pic): New function.
4120 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4121 (Target_sparc::Scan::global): Likewise.
4123 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4124 * configure: Rebuild.
4126 * options.h (DEFINE_enable): New macro.
4127 (new_dtags): New enable option.
4128 (initfirst, interpose, loadfltr, nodefaultlib,
4129 nodelete, nodlopen, nodump): New -z options.
4130 * layout.cc (Layout:finish_dynamic_section): If new
4131 dtags enabled, emit DT_RUNPATH. Also, emit a
4132 DT_FLAGS_1 containing any specified -z flags.
4134 2008-04-16 Ian Lance Taylor <iant@google.com>
4136 * copy-relocs.cc: New file.
4137 * copy-relocs.h: New file.
4138 * reloc.cc: Remove Copy_relocs code.
4139 * reloc.h: Likewise.
4140 * reloc-types.h (struct Reloc_types) [both versions]: Add
4141 get_reloc_addend_noerror.
4142 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4143 variants of add_global which take an addend which must be zero.
4144 * i386.cc: Include "copy-relocs.h".
4145 (class Target_i386): Change type of copy_relocs_ to variable,
4147 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4149 (Target_i386::do_finalize_sections): Change handling of
4151 * sparc.cc: Include "copy-relocs.h".
4152 (class Target_sparc): Change type of copy_relocs_ to variable,
4154 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4156 (Target_sparc::do_finalize_sections): Change handling of
4158 * x86_64.cc: Include "copy-relocs.h".
4159 (class Target_x86_64): Change type of copy_relocs_ to variable,
4161 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4162 class. Change all callers.
4163 (Target_x86_64::do_finalize_sections): Change handling of
4165 * Makefile.am (CCFILES): Add copy-relocs.cc.
4166 (HFILES): Add copy-relocs.h.
4168 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4170 * testsuite/script_test_4.sh: Permit leading zeroes.
4172 2008-04-15 Ian Lance Taylor <iant@google.com>
4174 * script-sections.cc (Script_sections::create_segments): Use
4175 header_size_adjustment even when there is enough room for the
4177 * testsuite/script_test_4.sh: New file.
4178 * testsuite/script_test_4.t: New file.
4179 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4180 (check_DATA): Add script_test_4.stdout.
4181 (MOSTLYCLEANFILES): Likewise.
4182 (script_test_4): New target.
4183 (script_test_4.stdout): New target.
4184 * testsuite/Makefile.in: Rebuild.
4186 * sparc.cc: Add definitions for Output_data_plt_sparc class
4189 2008-04-14 David S. Miller <davem@davemloft.net>
4191 * sparc.cc: New file.
4192 * Makefile.am (TARGETSOURCES): Add sparc.cc
4193 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4194 * configure.tgt: Document targ_extra_size and
4195 targ_extra_big_endian. Add entries for sparc-* and
4197 * configure.ac: Handle targ_extra_size and
4198 targ_extra_big_endian.
4199 * Makefile.in: Rebuild.
4200 * configure: Likewise.
4201 * po/POTFILES.in: Likewise.
4202 * po/gold.pot: Likewise.
4204 2008-04-14 Ian Lance Taylor <iant@google.com>
4206 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4207 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4208 in the name/type/flags to section mapping. Don't call
4209 allocate_output_section.
4210 (Layout::choose_output_section): Change parameter from adjust_name
4211 to is_input_section. Don't permit input sections after sections
4212 are attached to segments. Don't call allocate_output_section.
4213 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4214 not write_enable_output_section.
4215 (Layout::make_output_section): Don't push to
4216 unattached_section_list_ nor call attach_to_segment. Call
4217 attach_section_to_segment if sections are attached.
4218 (Layout::attach_sections_to_segments): New function.
4219 (Layout::attach_section_to_segment): New function.
4220 (Layout::attach_allocated_section_to_segment): Rename from
4221 attach_to_segment. Remove flags parameter.
4222 (Layout::allocate_output_section): Remove function.
4223 (Layout::write_enable_output_section): Remove function.
4224 * layout.h (class Layout): Update for above changes. Add new
4225 field sections_are_attached_.
4226 * output.h (Output_section::update_flags_for_input_section): New
4228 * output.cc (Output_section::add_input_section): Call
4229 update_flags_for_input_section.
4230 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4232 2008-04-11 Cary Coutant <ccoutant@google.com>
4234 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4235 thought unnecessary.
4236 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4238 2008-04-11 Ian Lance Taylor <iant@google.com>
4240 * output.h (class Output_section_data): Remove inline definition
4242 * output.cc (Output_section_data::set_addralign): New function.
4244 2008-04-11 Cary Coutant <ccoutant@google.com>
4246 Add support for TLS descriptors for i386 and x86_64.
4247 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4248 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4249 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4251 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4252 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4253 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4255 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4256 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4257 Fix problem with initial-exec relocations.
4258 (Target_i386::Relocate::relocate_tls): Likewise.
4259 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4261 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4262 support for section-plus-offset dynamic table entries.
4263 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4264 (Output_data_dynamic::Dynamic_entry): Add support for
4265 section-plus-offset dynamic table entries.
4266 (Output_data_dynamic::Classification): Likewise.
4267 (Output_data_dynamic::classification_): Renamed offset_.
4268 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4269 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4270 (Target_x86_64::make_plt_section): New function.
4271 (Target_x86_64::reserve_tlsdesc_entries): New function.
4272 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4273 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4274 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4275 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4276 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4277 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4278 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4279 add extra PLT entry for TLS descriptors.
4280 (Output_data_plt_x86_64::got_): New field.
4281 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4282 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4284 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4286 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4287 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4288 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4289 R_386_TLS_DESC_CALL relocations.
4290 (Target_x86_64::Scan::global): Likewise.
4291 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4292 for TLS descriptors.
4293 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4294 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4295 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4296 GD-to-IE relaxation.
4297 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4298 and TLS_DESCRIPTORS.
4299 * Makefile.in: Rebuild.
4300 * configure: Rebuild.
4301 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4302 (tls_test_shared2.so): New target.
4303 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4304 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4305 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4306 (tls_shared_gd_to_ie_test_LDADD): New variable.
4307 (tls_shared_gnu2_gd_to_ie_test): New target.
4308 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4310 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4311 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4312 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4313 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4314 (tls_shared_gnu2_test): New target.
4315 (tls_test_gnu2_shared.so): New target.
4316 (tls_shared_gnu2_test_SOURCES): New variable.
4317 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4318 (tls_shared_gnu2_test_LDFLAGS): New variable.
4319 (tls_shared_gnu2_test_LDADD): New variable.
4320 * testsuite/Makefile.in: Rebuild.
4321 * testsuite/Makefile.
4323 2008-04-11 Ian Lance Taylor <iant@google.com>
4325 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4327 * testsuite/Makefile.in: Rebuild.
4329 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4331 * testsuite/script_test_2.cc (main): Adjust test.
4333 2008-04-11 David S. Miller <davem@davemloft.net>
4334 Ian Lance Taylor <iant@google.com>
4336 * options.h (General_options): Add entries for '-Y' and
4338 * options.cc (General_options:finalize): If -Y was used, add those
4339 entries to the library path instead of the default "/lib" and
4342 2008-04-11 David S. Miller <davem@davemloft.net>
4344 * testsuite/justsyms.t: Start at 0x100.
4345 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4346 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4348 * testsuite/script_test_2.cc: Adjust string and section length
4351 2008-04-09 Ian Lance Taylor <iant@google.com>
4354 * script-sections.cc (Sections_element::allocate_to_segment): Add
4356 (Output_section_definition::allocate_to_segment): Likewise.
4357 (Orphan_output_section::allocate_to_segment): Likewise.
4358 (Script_sections::attach_sections_using_phdrs_clause): Don't
4359 propagate non-PT_LOAD segments to orphan sections.
4360 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4361 readelf rather than objdump.
4362 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4363 .interp section and PT_INTERP segment are the same size.
4364 * testsuite/Makefile.in: Rebuild.
4366 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4367 aliases for symbols defined in the same object.
4368 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4369 (weak_alias_test_SOURCES): New variable.
4370 (weak_alias_test_DEPENDENCIES): New variable.
4371 (weak_alias_test_LDFLAGS): New variable.
4372 (weak_alias_test_LDADD): New variable.
4373 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4374 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4375 (weak_alias_test_3.o): New target.
4376 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4377 * testsuite/weak_alias_test_main.cc: New file.
4378 * testsuite/weak_alias_test_1.cc: New file.
4379 * testsuite/weak_alias_test_2.cc: New file.
4380 * testsuite/weak_alias_test_3.cc: New file.
4382 2008-04-08 Ian Lance Taylor <iant@google.com>
4384 * options.h (class General_options): Add --noinhibit-exec option.
4385 * main.cc (main): Check --noinhibit-exec.
4387 * options.h (class General_options): Define --wrap as a special
4388 option. Add wrap_symbols_ field.
4389 (General_options::any_wrap_symbols): New function.
4390 (General_options::is_wrap_symbol): New function.
4391 * options.cc (General_options::parse_wrap): New function.
4392 (General_options::General_options): Initialize wrap_symbols_.
4393 * symtab.cc (Symbol_table::wrap_symbol): New function.
4394 (Symbol_table::add_from_object): Handle --wrap.
4395 * symtab.h (class Symbol_table): Declare wrap_symbol.
4396 * target.h (Target::wrap_char): New function.
4397 (Target::Target_info): Add wrap_char field.
4398 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4399 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4400 * testsuite/testfile.cc (Target_test::test_target_info):
4403 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4406 * layout.h (class Layout): Add added_eh_frame_data_ field.
4407 * layout.cc (Layout::Layout): Initialize new field.
4408 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4409 output section until we find a section we merged successfully.
4410 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4411 that the size be non-zero.
4413 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4416 2008-04-08 Craig Silverstein <csilvers@google.com>
4418 * configure.ac: Export new conditional variable HAVE_ZLIB.
4419 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4421 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4422 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4424 2008-04-07 Ian Lance Taylor <iant@google.com>
4426 * version.cc (version_string): Set to "1.5".
4428 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4429 Add issued_non_pic_error_ field. Declare check_non_pic.
4430 (Target_x86_64::Scan::check_non_pic): New function.
4431 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4432 (Target_x86_64::Scan::global): Likewise.
4434 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4435 addend parameter. Change caller. Handle merge sections.
4436 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4437 Address to Addend. Don't add in the result of
4438 local_section_offset, pass down the addend and use the returned
4440 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4441 Update declarations of local_section_offset and symbol_value.
4442 * testsuite/two_file_test_1.cc (t18): New function.
4443 * testsuite/two_file_test_2.cc (f18): New function.
4444 * testsuite/two_file_test_main.cc (main): Call t18.
4445 * testsuite/two_file_test.h (t18, f18): Declare.
4447 * configure.ac: Don't test for objdump, c++filt, or readelf.
4448 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4450 (TEST_READELF): New variable.
4451 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4452 (check_PROGRAMS): Add two_file_strip_test.
4453 (two_file_strip_test): New target.
4454 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4455 (two_file_same_shared_strip_test_SOURCES): New variable.
4456 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4457 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4458 (two_file_same_shared_strip_test_LDADD): New variable.
4459 (two_file_shared_strip.so): New target.
4460 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4461 (ver_test_5.syms, ver_test_7.syms): Likewise.
4462 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4463 (strip_test_3.stdout): Use TEST_OBJDUMP.
4464 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4466 2008-04-04 Cary Coutant <ccoutant@google.com>
4468 * symtab.h (Symbol::is_weak_undefined): New function.
4469 (Symbol::is_strong_undefined): New function.
4470 (Symbol::is_absolute): New function.
4471 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4472 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4474 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4475 (weak_undef_test): New target.
4476 * testsuite/Makefile.in: Rebuild.
4477 * testsuite/weak_undef_file1.cc: New file.
4478 * testsuite/weak_undef_file2.cc: New file.
4479 * testsuite/weak_undef_test.cc: New file.
4481 2008-04-03 Craig Silverstein <csilvers@google.com>
4483 * compressed_output.h (class Output_compressed_section): Use
4485 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4487 (zlib_compressed_suffix): Removed.
4488 (Output_compressed_section::set_final_data_size): Use unsigned
4490 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4491 Fix linker invocation.
4492 (flagstest_o_specialfile_and_compress_debug_sections):
4494 * testsuite/Makefile.in: Regenerated.
4496 2008-04-02 David S. Miller <davem@davemloft.net>
4498 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4499 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4501 2008-04-02 Craig Silverstein <csilvers@google.com>
4505 2008-04-02 Ian Lance Taylor <iant@google.com>
4507 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4508 parameters. Update for new key type to views_. Change all
4510 (File_read::read): Adjust for byteshift in returned view.
4511 (File_read::add_view): New function, broken out of
4513 (File_read::make_view): New function, broken out of
4515 (File_read::find_or_make_view): Add offset and aligned
4516 parameters. Rewrite accordingly. Change all callers.
4517 (File_read::get_view): Add offset and aligned parameters. Adjust
4518 for byteshift in return value.
4519 (File_read::get_lasting_view): Likewise.
4520 * fileread.h (class File_read): Update declarations.
4521 (class File_read::View): Add byteshift_ field. Add byteshift to
4522 constructor. Add byteshift method.
4523 * archive.h (Archive::clear_uncached_views): New function.
4524 (Archive::get_view): Add aligned parameter. Change all callers.
4525 * object.h (Object::get_view): Add aligned parameter. Change all
4527 (Object::get_lasting_view): Likewise.
4529 * fileread.cc (File_read::release): Don't call clear_views if
4530 there are multiple objects.
4531 * fileread.h (File_read::clear_uncached_views): New function.
4532 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4535 2008-03-31 Cary Coutant <ccoutant@google.com>
4537 Add thin archive support.
4538 * archive.cc (Archive::armagt): New const.
4539 (Archive::setup): Remove task parameter and calls to unlock.
4540 (Archive::unlock_nested_archives): New function.
4541 (Archive::read_header): Add nested_off parameter. Change
4543 (Archive::interpret_header): Likewise.
4544 (Archive::include_all_members): Change to handle thin
4546 (Archive::include_member): Likewise.
4547 * archive.h (Archive::Archive): Add new parameters and
4549 (Archive::armagt): New const.
4550 (Archive::setup): Remove task parameter.
4551 (Archive::unlock_nested_archives): New function.
4552 (Archive::read_header): Add nested_off parameter.
4553 (Archive::interpret_header): Likewise.
4554 (Archive::Nested_archive_table): New typedef.
4555 (Archive::is_thin_archive_): New field.
4556 (Archive::nested_archives_): New field.
4557 (Archive::options_): New field.
4558 (Archive::dirpath_): New field.
4559 (Archive::task_): New field.
4560 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4561 for thin archives. Pass additional parameters to
4562 Archive::Archive. Unlock the archive file after calling
4565 2008-03-29 Ian Lance Taylor <iant@google.com>
4567 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4568 version symbol to be local.
4569 * testsuite/ver_test_4.sh: New file.
4570 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4571 (check_DATA): Add ver_test_4.syms.
4572 (ver_test_4.syms): New target.
4573 * testsuite/Makefile.in: Rebuild.
4576 (Output_section::Input_section_sort_entry::has_priority): New
4578 (Output_section::Input_section_sort_entry::match_file_name): New
4580 (Output_section::Input_section_sort_entry::match_section_name):
4582 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4584 (Output_section::Input_section_sort_entry::match_section_file):
4586 (Output_section::Input_section_sort_compare::operator()): Rewrite
4587 using new Input_section_sort_entry functions. Sort crtbegin and
4588 crtend first. Sort sections with no priority before sections with
4590 * testsuite/initpri1.c (d3): Check j != 4.
4591 (cd5): New constructor/destructor function.
4592 (main): Check j != 2.
4594 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4595 new symbol when resolving, don't call set_is_default.
4596 * testsuite/ver_test_7.cc: New file.
4597 * testsuite/ver_test_7.sh: New file.
4598 * testsuite/Makefile.am (ver_test_7.so): New target.
4599 (ver_test_7.o): New target.
4600 (check_SCRIPTS): Add ver_test_7.sh.
4601 (check_DATA): Add ver_test_7.syms.
4602 (ver_test_7.syms): New target.
4604 2008-03-28 Ian Lance Taylor <iant@google.com>
4606 * layout.cc (Layout::layout): If we see an input section with a
4607 name that needs sorting, set the must_sort flag for the output
4609 (Layout::make_output_section): If the name of the output section
4610 indicates that it might require sorting, set the may_sort flag.
4611 * output.h (Output_section::may_sort_attached_input_sections): New
4613 (Output_section::set_may_sort_attached_input_sections): New
4615 (Output_section::must_sort_attached_input_sections): New
4617 (Output_section::set_must_sort_attached_input_sections): New
4619 (class Output_section): Declare Input_section_sort_entry. Define
4620 Input_section_sort_compare. Declare
4621 sort_attached_input_sections. Add new fields:
4622 may_sort_attached_input_sections_,
4623 must_sort_attached_input_sections_,
4624 attached_input_sections_are_sorted_.
4625 * output.cc (Output_section::Output_section): Initialize new
4627 (Output_section::add_input_section): Add an entry to
4628 input_sections_ if may_sort or must_sort are true.
4629 (Output_section::set_final_data_size): Call
4630 sort_attached_input_sections if necessary.
4631 (Output_section::Input_section_sort_entry): Define new class.
4632 (Output_section::Input_section_sort_compare::operator()): New
4634 (Output_section::sort_attached_input_sections): New function.
4635 * configure.ac: Check whether the compiler supports constructor
4636 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4637 * testsuite/initpri1.c: New file.
4638 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4639 CONSTRUCTOR_PRIORITY.
4640 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4641 (initpri1_LDFLAGS): New variable.
4642 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4644 2008-03-27 Ian Lance Taylor <iant@google.com>
4646 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4647 * testsuite/common_test_1.c: New file.
4648 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4649 (common_test_1_SOURCES): New variable.
4650 (common_test_1_DEPENDENCIES): New variable.
4651 (common_test_1_LDFLAGS): New variable.
4653 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4654 and commons_ correctly when NAME/VERSION does not override
4656 * testsuite/ver_test_6.c: New file.
4657 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4658 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4659 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4661 2008-03-26 Ian Lance Taylor <iant@google.com>
4663 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4664 of an undefined symbol from a version script.
4665 * testsuite/Makefile.am (ver_test_5.so): New target.
4666 (ver_test_5.o): New target.
4667 (check_SCRIPTS): Add ver_test_5.sh.
4668 (check_DATA): Add ver_test_5.syms.
4669 (ver_test_5.syms): New target.
4670 * testsuite/ver_test_5.cc: New file.
4671 * testsuite/ver_test_5.script: New file.
4672 * testsuite/ver_test_5.sh: New file.
4673 * Makefile.in, testsuite/Makefile.in: Rebuild.
4676 Fix problems building gold with gcc 4.3.0.
4677 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4678 (gold_error_at_location, gold_warning_at_location): Use it.
4679 * configure.ac: Check whether we can compile and use a template
4680 function with a printf attribute.
4681 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4682 when jumping over bytes.
4683 * object.cc: Instantiate Object::read_section_data.
4684 * debug.h: Include <cstring>
4685 * dwarf_reader.cc: Include <algorithm>
4686 * main.cc: Include <cstring>.
4687 * options.cc: Include <cstring>.
4688 * output.cc: Include <cstring>.
4689 * script.cc: Include <cstring>.
4690 * script.h: Include <string>.
4691 * symtab.cc: Include <cstring> and <algorithm>.
4692 * target-select.cc: Include <cstring>.
4693 * version.cc: Include <string>.
4694 * testsuite/testmain.cc: Include <cstdlib>.
4695 * configure, config.in: Rebuild.
4697 2008-03-25 Ian Lance Taylor <iant@google.com>
4699 * options.cc: Include "../bfd/bfdver.h".
4700 (options::help): Print bug reporting address.
4702 * version.cc (print_version): Adjust output for current value of
4707 * options.cc (options::help): Print list of supported targets.
4708 * target-select.h: Include <vector>.
4709 (class Target_selector): Make machine_, size_, and is_big_endian_
4710 fields const. Add bfd_name_ and instantiated_target_ fields.
4711 (Target_selector::Target_selector): Add bfd_name parameter.
4712 (Target_selector::recognize): Make non-virtual, call
4714 (Target_selector::recognize_by_name): Make non-virtual, call
4715 do_recognize_by_name.
4716 (Target_selector::supported_names): New function.
4717 (Target_selector::bfd_name): New function.
4718 (Target_selector::do_instantiate_target): New pure virtual
4720 (Target_selector::do_recognize): New virtual function.
4721 (Target_selector::do_recognize_by_name): New virtual function.
4722 (Target_selector::instantiate_target): New private function.
4723 (supported_target_names): Declare.
4724 * target-select.cc (Target_selector::Target_selector): Update for
4725 new parameter and fields.
4726 (select_target_by_name): Check that the name matches before
4727 calling recognize_by_name.
4728 (supported_target_names): New function.
4729 * i386.cc (class Target_selector_i386): Update Target_selector
4730 constructor call. Remove recognize and recognize_by_name. Add
4731 do_instantiate_target.
4732 * x86_64.cc (class Target_selector_x86_64): Likewise.
4733 * testsuite/testfile.cc (class Target_selector_test): Update for
4734 changes to Target_selector.
4736 * README: Rewrite, with some notes on unsupported features.
4738 2008-03-24 Cary Coutant <ccoutant@google.com>
4740 * i386.cc (Target_i386::Got_type): New enum declaration.
4741 (Target_i386::Scan::local): Updated callers of Output_data_got
4743 (Target_i386::Scan::global): Likewise.
4744 (Target_i386::Relocate::relocate): Likewise.
4745 (Target_i386::Relocate::relocate_tls): Likewise.
4746 * object.h (Got_offset_list): New class.
4747 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4748 (Sized_relobj::local_got_offset): Likewise.
4749 (Sized_relobj::set_local_got_offset): Likewise.
4750 (Sized_relobj::local_has_tls_got_offset): Removed.
4751 (Sized_relobj::local_tls_got_offset): Removed.
4752 (Sized_relobj::set_local_tls_got_offset): Removed.
4753 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4754 * output.cc (Output_data_got::add_global): Added got_type parameter.
4755 (Output_data_got::add_global_with_rel): Likewise.
4756 (Output_data_got::add_global_with_rela): Likewise.
4757 (Output_data_got::add_global_pair_with_rel): New function.
4758 (Output_data_got::add_global_pair_with_rela): New function.
4759 (Output_data_got::add_local): Added got_type parameter.
4760 (Output_data_got::add_local_with_rel): Likewise.
4761 (Output_data_got::add_local_with_rela): Likewise.
4762 (Output_data_got::add_local_pair_with_rel): New function.
4763 (Output_data_got::add_local_pair_with_rela): New function.
4764 (Output_data_got::add_global_tls): Removed.
4765 (Output_data_got::add_global_tls_with_rel): Removed.
4766 (Output_data_got::add_global_tls_with_rela): Removed.
4767 (Output_data_got::add_local_tls): Removed.
4768 (Output_data_got::add_local_tls_with_rel): Removed.
4769 (Output_data_got::add_local_tls_with_rela): Removed.
4770 * output.h (Output_data_got::add_global): Added got_type parameter.
4771 (Output_data_got::add_global_with_rel): Likewise.
4772 (Output_data_got::add_global_with_rela): Likewise.
4773 (Output_data_got::add_global_pair_with_rel): New function.
4774 (Output_data_got::add_global_pair_with_rela): New function.
4775 (Output_data_got::add_local): Added got_type parameter.
4776 (Output_data_got::add_local_with_rel): Likewise.
4777 (Output_data_got::add_local_with_rela): Likewise.
4778 (Output_data_got::add_local_pair_with_rel): New function.
4779 (Output_data_got::add_local_pair_with_rela): New function.
4780 (Output_data_got::add_global_tls): Removed.
4781 (Output_data_got::add_global_tls_with_rel): Removed.
4782 (Output_data_got::add_global_tls_with_rela): Removed.
4783 (Output_data_got::add_local_tls): Removed.
4784 (Output_data_got::add_local_tls_with_rel): Removed.
4785 (Output_data_got::add_local_tls_with_rela): Removed.
4786 * resolve.cc (Symbol::override_base_with_special): Removed
4787 reference to has_got_offset_ field.
4788 * symtab.cc (Symbol::init_fields): Replaced initialization
4789 of got_offset_ with got_offsets_. Removed initialization
4791 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4792 (Symbol::got_offset): Likewise.
4793 (Symbol::set_got_offset): Likewise.
4794 (Symbol::has_tls_got_offset): Removed.
4795 (Symbol::tls_got_offset): Removed.
4796 (Symbol::set_tls_got_offset): Removed.
4797 (Symbol::got_offset_): Removed.
4798 (Symbol::tls_mod_got_offset_): Removed.
4799 (Symbol::tls_pair_got_offset_): Removed.
4800 (Symbol::got_offsets_): New field.
4801 (Symbol::has_got_offset): Removed.
4802 (Symbol::has_tls_mod_got_offset): Removed.
4803 (Symbol::has_tls_pair_got_offset): Removed.
4804 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4805 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4807 (Target_x86_64::Scan::global): Likewise.
4808 (Target_x86_64::Relocate::relocate): Likewise.
4809 (Target_x86_64::Relocate::relocate_tls): Likewise.
4811 2008-03-25 Ben Elliston <bje@au.ibm.com>
4813 * yyscript.y: Fix spelling error in comment.
4815 2008-03-24 Ian Lance Taylor <iant@google.com>
4817 * options.h (class General_options): Define build_id option.
4818 * layout.h (class Layout): Declare write_build_id, create_note,
4819 create_build_id. Add build_id_note_ member.
4820 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4821 "libiberty.h", "md5.h", "sha1.h".
4822 (Layout::Layout): Initialize eh_frame_data_,
4823 eh_frame_hdr_section_, and build_id_note_.
4824 (Layout::finalize): Call create_build_id.
4825 (Layout::create_note): New function, broken out of
4826 Layout::create_gold_note.
4827 (Layout::create_gold_note): Call create_note.
4828 (Layout::create_build_id): New function.
4829 (Layout::write_build_id): New function.
4830 (Close_task_runner::run): Call write_build_id.
4832 * x86_64.cc: Correct license to GPLv3.
4834 2008-03-23 Ian Lance Taylor <iant@google.com>
4836 * options.cc: Include "demangle.h".
4837 (parse_optional_string): New function.
4838 (parse_long_option): Handle takes_optional_argument.
4839 (parse_short_option): Update dash_z initializer. Handle
4840 takes_optional_argument.
4841 (General_options::General_options): Initialize do_demangle_.
4842 (General_options::finalize): Set do_demangle_. Handle demangling
4844 * options.h (parse_optional_string): Declare.
4845 (struct One_option): Add optional_arg field. Update constructor.
4846 Update call constructor calls. Add takes_optional_argument
4848 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4849 (DEFINE_optional_string): Define.
4850 (General_options::demangle): Change from DEFINE_bool to
4851 DEFINE_optional_string.
4852 (General_options::no_demangle): New function.
4853 (General_options::do_demangle): New function.
4854 (General_options::set_do_demangle): New function.
4855 (General_options::execstack_status_): Move definition to end of
4857 (General_options::static_): Likewise.
4858 (General_options::do_demangle_): New field.
4859 * object.cc (big_endian>::get_symbol_location_info): Call
4860 Options::do_demangle, not Options::demangle.
4861 * symtab.cc (demangle): Likewise.
4863 2008-03-22 Ian Lance Taylor <iant@google.com>
4865 * gold.h: Include <cstddef> and <sys/types.h>
4866 * options.h: Include <cstring>.
4868 2008-03-21 Ian Lance Taylor <iant@google.com>
4870 * Added source code to GNU binutils.
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