1 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
3 * fileread.cc: (File_read::View::~View): Use the new
5 (File_read::~File_read): Dispose the new whole_file_view_.
6 (File_read::open): Mmap the whole file if needed.
7 (File_read::open): Use whole_file_view_ instead of contents_.
8 (File_read::find_view): Use whole_file_view_ if applicable.
9 (File_read::do_read): Use whole_file_view_ instead of contents_.
10 (File_read::make_view): Use whole_file_view_ instead of contents_,
11 update File_read::View::View call.
12 (File_read::find_or_make_view): Update File_read::View::View
14 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
16 (File_read::View::Data_ownership): New enum.
17 (File_read::View::View): Replace bool mapped_ with Data_ownership
19 (File_read::View::mapped_): Remove (replaced by data_ownership_).
20 (File_read::View::data_ownership_): New field.
21 (File_read::contents_): Remove (replaced by whole_file_view_).
22 (File_read::whole_file_view_): New field.
23 * options.h (class General_options): Add --keep-files-mapped.
25 2009-10-27 Cary Coutant <ccoutant@google.com>
27 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
28 * testsuite/Makefile.am (plugin_test_5): New test case.
29 * testsuite/Makefile.in: Regenerate.
31 2009-10-25 Doug Kwan <dougkwan@google.com>
33 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
34 from private to protected to allow access by child class.
35 (Sized_relobj::do_relocate_sections): New method declaration.
36 (Sized_relobj::relocate_sections): Virtualize.
37 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
38 Sized_relobj::relocate_sections. Instantiate template explicitly
39 for different target sizes and endianity.
41 2009-10-24 Doug Kwan <dougkwan@google.com>
43 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
44 (Arm_input_section::as_arm_input_section): New method.
45 (Arm_output_section): New class definition.
46 (Arm_output_section::create_stub_group,
47 Arm_output_section::group_sections): New method definitions.
49 2009-10-22 Doug Kwan <dougkwan@google.com>
51 * arm.cc (Arm_input_section): New class definition.
52 (Arm_input_section::init, Arm_input_section:do_write,
53 Arm_input_section::set_final_data_size,
54 Arm_input_section::do_reset_address_and_file_offset): New method
57 2009-10-21 Doug Kwan <dougkwan@google.com>
59 * arm.cc (Stub_table, Arm_input_section): New forward class
61 (Stub_table): New class defintion.
62 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
63 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
64 New method definition.
66 2009-10-21 Doug Kwan <dougkwan@google.com>
68 * arm.cc: Update copyright comments.
69 (Target_arm): New forward class template declaration.
70 (Arm_address): New type.
71 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
72 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
73 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
75 (Insn_template): Same.
76 (DEF_STUBS): New macro.
77 (Stub_type): New enum type.
78 (Stub_template): New class definition.
82 (Target_arm::Target_arm): Initialize may_use_blx_ and
83 should_force_pic_veneer_.
84 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
85 Target_arm::should_force_pic_veneer,
86 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
87 Target_arm::using_thumb_only, Target_arm:;default_target): New
89 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
90 New data member declarations.
91 (Insn_template::size, Insn_template::alignment): New method defintions.
92 (Stub_template::Stub_template): New method definition.
93 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
94 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
95 (Stub_factory::Stub_factory): New method definition.
96 * gold.h (string_hash): New template.
97 * output.h (Input_section_specifier::hash_value): Use
99 (Input_section_specifier::string_hash): Remove.
100 * stringpool.cc (Stringpool_template::string_hash): Use
103 2009-10-20 Doug Kwan <dougkwan@google.com>
105 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
106 symbols of relaxed input sections.
107 * output.h (Output_section::find_relaxed_input_section): Make
110 2009-10-16 Doug Kwan <dougkwan@google.com>
112 * dynobj.cc (Versions::Versions): Initialize version_script_.
113 Only insert base version symbol definition for a shared object
114 if version script defines any version versions.
115 (Versions::define_base_version): New method definition.
116 (Versions::add_def): Check that base version is not needed.
117 (Versions::add_need): Define base version lazily.
118 * dynobj.h (Versions::define_base_version): New method declaration.
119 (Versions::needs_base_version_): New data member declaration.
120 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
121 (check_DATA): Add no_version_test.stdout.
122 (libno_version_test.so, no_version_test.o no_version_test.stdout):
124 * testsuite/Makefile.in: Regenerate.
125 * testsuite/no_version_test.c: New file.
126 * testsuite/no_version_test.sh: Ditto.
128 2009-10-16 Doug Kwan <dougkwan@google.com>
130 * expression.cc (class Segment_start_expression): New class definition.
131 (Segment_start_expression::value): New method definition.
132 (script_exp_function_segment_start): Return a new
133 Segment_start_expression.
134 * gold/script-c.h (script_saw_segment_start_expression): New function
136 * script-sections.cc (Script_sections::Script_sections): Initialize
137 SAW_SEGMENT_START_EXPRESSION_ to false.
138 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
139 and -Tbbs options to specify section addresses if given in
140 command line and no SEGMENT_START expression is seen in a script.
141 * script-sections.h (Script_sections::saw_segment_start_expression,
142 Script_sections::set_saw_segment_start_expression): New method
144 (Script_sections::saw_segment_start_expression_): New data member
146 * script.cc (script_saw_segment_start_expression): New function.
147 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
148 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
149 script_test_7.sh and script_test_8.sh.
150 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
151 script_test_8.stdout.
152 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
153 (script_test_6, script_test_6.stdout, script_test_7,
154 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
155 * Makefile.in: Regenerate.
156 * testsuite/script_test_6.sh: New file.
157 * testsuite/script_test_6.t: Same.
158 * testsuite/script_test_7.sh: Same.
159 * testsuite/script_test_7.t: Same.
160 * testsuite/script_test_8.sh: Same.
162 2009-10-16 Doug Kwan <dougkwan@google.com>
164 * output.cc (Output_segment::set_section_list_address): Cast
165 expressions to unsigned long long type to avoid format warnings.
167 2009-10-15 Ian Lance Taylor <iant@google.com>
169 * script.cc (Script_options::add_symbol_assignment): Always add a
170 dot assginment to script_sections_.
171 * script-sections.cc (Script_sections::add_dot_assignment):
172 Initialize if necessary.
174 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
175 program headers with no load segment if there is a linker script.
177 * layout.cc (Layout::set_segment_offsets): Align the file offset
178 to the segment aligment for -N or -n with no load segment.
179 * output.cc (Output_segment::add_output_section): Don't crash if
180 the first section is a TLS section.
181 (Output_segment::set_section_list_addresses): Print an error
182 message if the address moves backward in a linker script.
184 (Output_section_element_input::set_section_addresses): Don't
185 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
186 (Orphan_output_section::set_section_addresses): Likewise.
188 2009-10-15 Doug Kwan <dougkwan@google.com>
190 * layout.cc (Layout::finish_dynamic_section): Generate tags
191 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
192 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
193 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
195 2009-10-14 Ian Lance Taylor <iant@google.com>
197 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
199 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
200 data_shdr fields of relinfo.
201 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
202 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
203 R_386_TLS_LDO_32, adjust based on section flags.
204 (Target_i386::Relocate::fix_up_ldo): Remove.
206 2009-10-13 Ian Lance Taylor <iant@google.com>
208 Add support for -pie.
209 * options.h (class General_options): Add -pie and
211 (General_options::output_is_position_independent): Test -pie.
212 (General_options::output_is_executable): Return true if not shared
214 (General_options::output_is_pie): Remove.
215 * options.cc (General_options::finalize): Reject incompatible uses
217 * gold.cc (queue_middle_tasks): A -pie link is not static.
218 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
219 * symtab.cc (Symbol::final_value_is_known): Return false if
220 output_is_position_independent.
221 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
222 output_is_position_independent.
223 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
224 output_is_position_independent.
225 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
226 output_is_position_independent.
227 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
229 (basic_pie_test.o, basic_pie_test): New targets.
230 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
231 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
232 (two_file_pie_test): New target.
233 * testsuite/Makefile.in: Rebuild.
234 * README: Remove note saying that -pie is not supported.
236 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
238 * options.h (class General_options): Add -init and -fini.
239 * layout.cc (Layout::finish_dynamic_section): Emit
240 given init and fini functions.
242 2009-10-13 Sriraman Tallam <tmsriram@google.com>
244 * gc.h (gc_process_relocs): Check if icf is enabled using new
246 * gold.cc (queue_initial_tasks): Likewise.
247 (queue_middle_tasks): Likewise.
248 * object.cc (do_layout): Likewise.
249 * symtab.cc (is_section_folded): Likewise.
250 * main.cc (main): Likewise.
251 * reloc.cc (Read_relocs::run): Likewise.
252 (Sized_relobj::do_scan_relocs): Likewise.
253 * icf.cc (is_function_ctor_or_dtor): New function.
254 (Icf::find_identical_sections): Check if function is ctor or dtor when
256 * options.h (General_options::icf): Change option to be an enum.
257 (Icf_status): New enum.
258 (icf_enabled): New method.
259 (icf_safe_folding): New method.
260 (set_icf_status): New method.
261 (icf_status_): New variable.
262 * (options.cc) (General_options::finalize): Set icf_status_.
263 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
264 icf_test and icf_keep_unique_test to use the --icf enum flag.
265 * testsuite/icf_safe_test.sh: New file.
266 * testsuite/icf_safe_test.cc: New file.
268 2009-10-12 Sriraman Tallam <tmsriram@google.com>
270 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
271 includes to gc.h and icf.h.
272 * arm.cc: Include gc.h.
275 * powerpc.cc: Likewise.
276 * sparc.cc: Likewise.
277 * x86_64.cc: Likewise.
278 * gc.h: Include icf.h.
280 2009-10-11 Ian Lance Taylor <iant@google.com>
282 * plugin.cc: Include "gold.h" before other header files.
284 2009-10-10 Chris Demetriou <cgd@google.com>
286 * options.h (Input_file_argument::Input_file_type): New enum.
287 (Input_file_argument::is_lib_): Replace with...
288 (Input_file_argument::type_): New member.
289 (Input_file_argument::Input_file_argument): Take Input_file_type
290 'type' rather than boolean 'is_lib' as second argument.
291 (Input_file_argument::is_lib): Use type_.
292 (Input_file_argument::is_searched_file): New function.
293 (Input_file_argument::may_need_search): Handle is_searched_file.
294 * options.cc (General_options::parse_library): Support -l:filename.
295 (General_options::parse_just_symbols): Update for Input_file_argument
297 (Command_line::process): Likewise.
298 * archive.cc (Archive::get_file_and_offset): Likewise.
299 * plugin.cc (Plugin_manager::release_input_file): Likewise.
300 * script.cc (read_script_file, script_add_file): Likewise.
301 * fileread.cc (Input_file::Input_file): Likewise.
302 (Input_file::will_search_for): Handle is_searched_file.
303 (Input_file::open): Likewise.
304 * readsyms.cc (Read_symbols::get_name): Likewise.
305 * testsuite/Makefile.am (searched_file_test): New test.
306 * testsuite/Makefile.in: Regenerate.
307 * testsuite/searched_file_test.cc: New file.
308 * testsuite/searched_file_test_lib.cc: New file.
310 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
311 Ian Lance Taylor <iant@google.com>
313 * descriptor.cc: Include <cstdio> and "binary-io.h".
314 (Descriptors::open): Open the files in binary mode always.
315 * script.cc (Lex::get_token): Treat \r as whitespace.
317 2009-10-09 Ian Lance Taylor <iant@google.com>
319 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
321 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
322 Ian Lance Taylor <iant@google.com>
324 * configure.ac: Check for readv function also.
325 * fileread.cc (readv): Define if not HAVE_READV.
326 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
328 * config.in: Regenerate.
329 * configure: Regenerate.
331 2009-10-09 Doug Kwan <dougkwan@google.com>
333 * layout.cc (Layout::make_output_section): Call target hook to make
334 ordinary output section.
335 (Layout::finalize): Adjust parameter list of call the
337 * layout.h (class Layout::section_list): New method.
338 * merge.h (Output_merge_base::entsize): Change visibility to public.
339 (Output_merge_base::is_string, Output_merge_base::do_is_string):
341 (Output_merge_string::do_is_string): New method.
342 * object.cc (Sized_relobj::do_setup): renamed from
343 Sized_relobj::set_up.
344 * object.h (Sized_relobj::adjust_shndx,
345 Sized_relobj::initializ_input_to_output_maps,
346 Sized_relobj::free_input_to_output_maps): Change visibilities to
348 (Sized_relobj::setup): Virtualize.
349 (Sized_relobj::do_setup): New method declaration.
350 (Sized_relobj::invalidate_section_offset,
351 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
352 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
353 * options.cc (parse_int): New function.
354 * options.h (parse_int): New declaration.
355 (DEFINE_int): New macro.
356 (stub_group_size): New option.
357 * output.cc (Output_section::Output_section): Initialize memebers
358 merge_section_map_, merge_section_by_properties_map_,
359 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
360 (Output_section::add_input_section): Handled deferred code-fill
361 generation and remove an old comment.
362 (Output_section::add_relaxed_input_section): New method definition.
363 (Output_section::add_merge_input_section): Use merge section by
364 properties map to speed to search. Update merge section maps
366 (Output_section::build_relaxation_map): New method definition.
367 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
369 (Output_section::relax_input_section): Renamed to
370 Output_section::convert_input_sections_to_relaxed_sections and change
371 interface to take a vector of pointers to relaxed sections.
372 (Output_section::find_merge_section,
373 Output_section::find_relaxed_input_section): New method definitions.
374 (Output_section::is_input_address_mapped,
375 Output_section::output_offset, Output_section::output_address):
376 Use output section data maps to speed up searching.
377 (Output_section::find_starting_output_address): Add comments.
378 (Output_section::do_write,
379 Output_section::write_to_postprocessing_buffer): Do code-fill
380 generation as appropriate.
381 (Output_section::get_input_sections): Invalidate relaxed input section
383 (Output_section::restore_states): Adjust type of checkpoint .
384 Invalidate relaxed input section map.
385 * output.h (Output_merge_base): New class declaration.
386 (Input_section_specifier): New class defintion.
387 (class Output_relaxed_input_section) Change base class to
388 Output_section_data_build.
389 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
390 base class initializer.
391 (Output_section::add_relaxed_input_section): New method declaration.
392 (Output_section::Input_section): Change visibility to protected.
393 (Output_section::Input_section::relobj,
394 Output_section::Input_section::shndx): Handle relaxed input sections.
395 Output_section::input_sections) Change visibility to protected. Also
396 define overload to return a non-const pointer.
397 (Output_section::Merge_section_properties): New class defintion.
398 (Output_section::Merge_section_by_properties_map,
399 Output_section::Output_section_data_by_input_section_map,
400 Output_section::Relaxation_map): New types.
401 (Output_section::relax_input_section): Rename method to
402 Output_section::convert_input_sections_to_relaxed_sections and change
403 interface to take a vector of relaxed section pointers.
404 (Output_section::find_merge_section,
405 Output_section::find_relaxed_input_section,
406 Output_section::build_relaxation_map,
407 Output_section::convert_input_sections_in_list_to_relaxed_sections):
408 New method declarations.
409 (Output_section::merge_section_map_
410 Output_section::merge_section_by_properties_map_,
411 Output_section::relaxed_input_section_map_,
412 Output_section::is_relaxed_input_section_map_valid_,
413 Output_section::generate_code_fills_at_write_): New data members.
415 (Output_section_element_input::set_section_addresses): Call
416 current_data_size and addralign methods of relaxed input sections.
417 (Orphan_output_section::set_section_addresses): Call current_data_size
418 and addralign methods of relaxed input sections.
419 * symtab.cc (Symbol_table::compute_final_value): Extract template
420 from the body of Symbol_table::sized_finalize_symbol.
421 (Symbol_table::sized_finalized_symbol): Call
422 Symbol_table::compute_final_value.
423 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
424 (Symbol_table::compute_final_value): New templated method declaration.
425 * target.cc (Target::do_make_output_section): New method defintion.
426 * target.h (Target::make_output_section): New method declaration.
427 (Target::relax): Add more parameters for input objects, symbol table
428 and layout. Adjust call to do_relax.
429 (Target::do_make_output_section): New method declaration.
430 (Target::do_relax): Add parameters for input objects, symbol table
433 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
435 * pread.c: Include stdio.h.
437 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
439 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
442 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
444 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
445 Change read_shndx type to unsigned int.
446 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
448 (Sized_dwarf_line_info::read_line_mappings): Likewise.
449 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
450 Change read_shndx type to unsigned int.
451 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
453 (Sized_dwarf_line_info::read_line_mappings): Likewise.
454 * layout.cc (Layout::create_symtab_sections): Cast the result of
455 local_symcount * symsize to off_t in the gold_assert.
457 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
459 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
460 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
462 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
463 (Arm_relocate_functions::thm_abs5): New function.
464 (Arm_relocate_functions::abs12): New function.
465 (Arm_relocate_functions::abs16): New function.
466 (Arm_relocate_functions::base_abs): New function.
467 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
468 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
469 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
471 (Scan::global): Likewise.
472 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
473 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
474 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
475 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
478 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
480 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
481 (Arm_relocate_functions::movt_prel): New function.
482 (Arm_relocate_functions::thm_movw_prel_nc): New function.
483 (Arm_relocate_functions::thm_movt_prel): New function.
484 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
485 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
486 (Scan::global, Relocate::relocate): Likewise.
487 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
489 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
491 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
493 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
495 (class Incremental_inputs_header): New class.
496 (Incremental_inputs_header_writer): Edit comment.
497 (Incremental_inputs_entry): New class.
498 (Incremental_inputs_entry_writer): Edit comment.
499 (Sized_incremental_binary::do_find_incremental_inputs_section):
500 Add *strtab_shndx parameter, fill it.
501 (Sized_incremental_binary::do_check_inputs): New method.
502 (Incremental_checker::can_incrementally_link_output_file): Use
503 Sized_incremental_binary::check_inputs.
504 (Incremental_inputs::report_command_line): Save command line in
507 (Incremental_binary::find_incremental_inputs_section): New
509 (Incremental_binary::do_find_incremental_inputs_section): Add
510 strtab_shndx parameter.
511 (Incremental_binary::do_check_inputs): New pure virtual method.
512 (Sized_incremental_binary::do_check_inputs): Declare.
513 (Incremental_checker::Incremental_checker): Add incremental_inputs
514 parameter, use it to initialize incremental_inputs_.
515 (Incremental_checker::incremental_inputs_): New field.
516 (Incremental_checker::command_line): New method.
517 (Incremental_checker::inputs): New method.
518 (Incremental_checker::command_line_): New field.
520 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
522 * incremental.cc: Include <cstdarg> and "target-select.h".
523 (vexplain_no_incremental): New function.
524 (explain_no_incremental): New function.
525 (Incremental_binary::error): New method.
526 (Sized_incremental_binary::do_find_incremental_inputs_section): New
528 (make_sized_incremental_binary): New function.
529 (open_incremental_binary): New function.
530 (can_incrementally_link_file): Add checks if output is ELF and has
532 * incremental.h: Include "elfcpp_file.h" and "output.h".
533 (Incremental_binary): New class.
534 (Sized_incremental_binary): New class.
535 (open_incremental_binary): Declare.
536 * object.cc (is_elf_object): Use
537 elfcpp::Elf_recognizer::is_elf_file.
538 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
539 * output.h (Output_file::filesize): New method.
541 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
543 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
545 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
546 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
548 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
550 (Arm_relocate_functions::movw_abs_nc): New function.
551 (Arm_relocate_functions::movt_abs): New function.
552 (Arm_relocate_functions::thm_movw_abs_nc): New function.
553 (Arm_relocate_functions::thm_movt_abs): New function.
554 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
555 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
556 (Scan::global): Likewise.
557 (Relocate::relocate): Likewise.
558 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
560 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
562 * arm.cc (Arm_relocate_functions::got_prel) New function.
563 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
564 (Relocate::relocate): Likewise.
565 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
567 2009-10-06 Ian Lance Taylor <iant@google.com>
569 * options.h (class General_options): Define
570 split_stack_adjust_size parameter.
571 * object.h (class Object): Add uses_split_stack_ and
572 has_no_split_stack_ fields. Add uses_split_stack and
573 has_no_split_stack accessor functions. Declare
574 handle_split_stack_section.
575 (class Reloc_symbol_changes): Define.
576 (class Sized_relobj): Define Function_offsets. Declare
577 split_stack_adjust, split_stack_adjust_reltype, and
579 * object.cc (Object::handle_split_stack_section): New function.
580 (Sized_relobj::do_layout): Call handle_split_stack_section.
581 * dynobj.cc (Sized_dynobj::do_layout): Call
582 handle_split_stack_section.
583 * reloc.cc (Sized_relobj::relocate_sections): Call
584 split_stack_adjust for executable sections in split_stack
585 objects. Pass reloc_map to relocate_section.
586 (Sized_relobj::split_stack_adjust): New function.
587 (Sized_relobj::split_stack_adjust_reltype): New function.
588 (Sized_relobj::find_functions): New function.
589 * target-reloc.h: Include "object.h".
590 (relocate_section): Add reloc_symbol_changes parameter. Change
592 * target.h (class Target): Add calls_non_split method. Declare
593 do_calls_non_split virtual method. Declare match_view and
595 * target.cc: Include "elfcpp.h".
596 (Target::do_calls_non_split): New function.
597 (Target::match_view): New function.
598 (Target::set_view_to_nop): New function.
599 * gold.cc (queue_middle_tasks): Give an error if mixing
600 split-stack and non-split-stack objects with -r.
601 * i386.cc (Target_i386::relocate_section): Add
602 reloc_symbol_changes parameter.
603 (Target_i386::do_calls_non_split): New function.
604 * x86_64.cc (Target_x86_64::relocate_section): Add
605 reloc_symbol_changes parameter.
606 (Target_x86_64::do_calls_non_split): New function.
607 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
609 * powerpc.cc (Target_powerpc::relocate_section): Add
610 reloc_symbol_changes parameter.
611 * sparc.cc (Target_sparc::relocate_section): Add
612 reloc_symbol_changes parameter.
613 * configure.ac: Call AM_CONDITIONAL for the default target.
614 * configure: Rebuild.
615 * testsuite/Makefile.am (TEST_AS): New variable.
616 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
617 (check_DATA): Add split_i386 and split_x86_64 files.
618 (SPLIT_DEFSYMS): Define.
619 (split_i386_[1234n].o): New targets.
620 (split_i386_[124]): New targets.
621 (split_i386_[1234r].stdout): New targets.
622 (split_x86_64_[1234n].o): New targets.
623 (split_x86_64_[124]): New targets.
624 (split_x86_64_[1234r].stdout): New targets.
625 (MOSTLYCLEANFILES): Add new executables.
626 * testsuite/split_i386.sh: New file.
627 * testsuite/split_x86_64.sh: New file.
628 * testsuite/split_i386_1.s: New file.
629 * testsuite/split_i386_2.s: New file.
630 * testsuite/split_i386_3.s: New file.
631 * testsuite/split_i386_4.s: New file.
632 * testsuite/split_i386_n.s: New file.
633 * testsuite/split_x86_64_1.s: New file.
634 * testsuite/split_x86_64_2.s: New file.
635 * testsuite/split_x86_64_3.s: New file.
636 * testsuite/split_x86_64_4.s: New file.
637 * testsuite/split_x86_64_n.s: New file.
638 * testsuite/testfile.cc (Target_test): Update relocation_section
640 * testsuite/Makefile.in: Rebuild.
642 2009-10-06 Ian Lance Taylor <iant@google.com>
644 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
645 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
646 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
647 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
648 the address on ldo_addrs_.
649 (Target_i386::Relocate::fix_up_ldo): New function.
651 2009-10-06 Rafael Espindola <espindola@google.com>
653 * plugin.cc (add_input_library): New.
654 (Plugin::load): Add add_input_library to tv.
655 (Plugin_manager::add_input_file): Add the is_lib argument.
656 (add_input_file): Update call to Plugin_manager::add_input_file.
657 (add_input_library): New.
658 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
660 2009-09-30 Doug Kwan <dougkwan@google.com>
662 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
663 symbol and call Symbol::may_need_copy_reloc to determine if
664 a copy reloc is needed.
665 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
666 nocopyreloc is given in command line.
667 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
668 given in command line.
669 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
670 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
671 of the removed Target_i386::may_need_copy_reloc.
672 * options.h (copyreloc): New option with default value false.
673 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
674 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
675 instead of the removed Target_powerpc::may_need_copy_reloc.
676 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
677 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
678 instead of the removed Target_sparc::may_need_copy_reloc.
679 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
680 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
681 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
682 instead of the removed Target_x86_64::may_need_copy_reloc.
684 2009-09-30 Ian Lance Taylor <iant@google.com>
686 * object.h (class Object): Remove target_ field, and target,
687 sized_target, and set_target methods.
688 (Object::sized_target): Remove.
689 (class Sized_relobj): Update declarations. Remove sized_target.
690 * object.cc (Sized_relobj::setup): Remove target parameter.
692 (Input_objects::add_object): Don't do anything with the target.
693 (make_elf_sized_object): Add punconfigured parameter. Change all
694 callers. Set or test parameter target.
695 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
697 * parameters.cc (Parameters::set_target): Change parameter type to
699 (Parameters::default_target): Remove.
700 (set_parameters_target): Change parameter type to be non-const.
701 (parameters_force_valid_target): New function.
702 (parameters_clear_target): New function.
703 * parameters.h (class Parameters): Update declarations. Remove
704 default_target method. Add sized_target and clear_target
705 methods. Change target_ to be non-const.
706 (set_parameters_target): Update declaration.
707 (parameters_force_valid_target): Declare.
708 (parameters_clear_target): Declare.
709 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
710 as NULL if we aren't searching.
711 (Add_symbols::run): Don't check for compatible target.
712 * fileread.cc (Input_file::open_binary): Call
713 parameters_force_valid_target.
714 * gold.cc (queue_middle_tasks): Likewise.
715 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
716 set_target on object.
717 * dynobj.h (class Sized_dynobj): Update declarations.
718 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
719 make_elf_object returns NULL.
720 (Archive::include_member): Don't check whether object target is
722 * output.cc (Output_section::add_input_section): Get target from
724 (Output_section::relax_input_section): Likewise.
725 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
727 (Sized_relobj::do_scan_relocs): Likewise.
728 (Sized_relobj::relocate_sections): Likewise.
729 * resolve.cc (Symbol_table::resolve): Likewise.
730 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
731 parameter. Change all callers.
732 (Symbol_table::add_from_object): Get target from parameters.
733 (Symbol_table::add_from_relobj): Don't check object target.
734 (Symbol_table::add_from_dynobj): Likewise.
735 (Symbol_table::define_special_symbol): Get target from
737 * symtab.h (class Symbol_table): Update declaration.
738 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
739 parameter. Change all callers. Clear parameter target.
740 (Binary_test): Test target here.
741 * testsuite/object_unittest.cc (gold_testsuite): Remove
742 target_test_pointer parameter. Change all callers.
743 (Object_test): Test target here.
745 2009-09-26 Ian Lance Taylor <iant@google.com>
747 * testsuite/initpri1.c: Don't try to use constructor priorities if
748 compiling with gcc before 4.3.
750 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
752 * testsuite/retain_symbols_file_test.sh (check_present): Change
753 output file name to retain_symbols_file_test.stdout.
754 (check_absent): Likewise.
756 2009-09-18 Craig Silverstein <csilvers@google.com>
758 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
759 * options.cc: Include <cerrno> and <fstream>.
760 (General_options::finalize): Parse -retain-symbols-file tag.
761 * options.h: New flag.
762 (General_options): New method should_retain_symbol, new
763 variable symbols_to_retain.
764 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
765 should_retain_symbol map.
766 * testsuite/Makefile.am (retain_symbols_file_test): New test.
767 * testsuite/Makefile.in: Regenerate.
768 * testsuite/retain_symbols_file_test.sh: New file.
770 2009-09-18 Nick Clifton <nickc@redhat.com>
772 * po/es.po: Updated Spanish translation.
774 2009-09-17 Doug Kwan <dougkwan@google.com>
776 * debug.h (DEBUG_RELAXATION): New constant.
777 (DEBUG_ALL): Add DEBUG_RELAXATION.
778 (debug_string_to_enum): Add relaxation debug option.
780 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
781 Layout::Relaxation_debug_check::read_sections,
782 Layout::Relaxation_debug_check::read_sections): New method definitions.
783 (Layout::Layout): Initialize data members
784 record_output_section_data_from_scrips_,
785 script_output_section_data_list_ and relaxation_debug_check_.
786 (Layout::save_segments, Layout::restore_segments,
787 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
788 Layout::relaxation_loop_body): New method definitions.
789 (Layout::finalize): Support relaxation. Move section layout code to
790 Layout::relaxation_loop_body.
791 (Layout::set_asection_address_from_script): Move code for orphan
792 section placement out.
793 (Layout::place_orphan_sections_in_script): New method definition.
794 * layout.h (Output_segment_headers, Output_file_header):
795 New forward class declarations.
796 (Layout::~Layout): Define.
797 (Layout::new_output_section_data_from_script): New method definition.
798 (Layout::place_orphan_sections_in_script): New method declaration.
799 (Layout::Segment_states): New type declaration.
800 (Layout::save_segments, Layout::restore_segments,
801 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
802 Layout::relaxation_loop_body): New method declarations.
803 (Layout::Output_section_data_list): New type declaration.
804 (Layout::Relaxation_debug_check): New class definition.
805 (Layout::record_output_section_data_from_script_,
806 Layout::script_output_section_data_list_, Layout::segment_states_,
807 Layout::relaxation_debug_check_): New data members.
808 * output.cc: (Output_section_headers::do_size): New method definition.
809 (Output_section_headers::Output_section_headers): Move size
810 computation to Output_section_headers::do_size.
811 (Output_segment_headers::do_size): New method definition.
812 (Output_file_header::Output_file_header): Move size computation to
813 Output_file_header::do_size and call it.
814 (Output_file_header::do_size): New method definition.
815 (Output_data_group::Output_data_group): Adjust call to
817 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
818 (Output_symtab_xindex::do_write): Add array bound check.
819 (Output_section::Input_section::print_to_mapfile): Handle
820 RELAXED_INPUT_SECTION_CODE.
821 (Output_section::Output_section): Initialize data member checkpoint_.
822 (Output_section::~Output_section): Delete checkpoint object pointed
824 (Output_section::add_input_section): Always add an Input_section if
826 (Output_section::add_merge_input_section): Add assert.
827 (Output_section::relax_input_section): New method definition.
828 (Output_section::set_final_data_size): Set load address to zero for
829 an unallocated section.
830 (Output_section::do_address_and_file_offset_have_reset_values):
831 New method definition.
832 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
833 Handle relaxed input section.
834 (Output_section::sort_attached_input_sections): Checkpoint input
836 (Output_section::get_input_sections): Change type of input_sections to
837 list of Simple_input_section pointers. Checkpoint input section list
838 lazily. Also handle relaxed input sections.
839 (Output_section::add_input_section_for_script): Take a reference to
840 a Simple_input_section object instead of Relobj pointer and section
841 index as parameter. Handle relaxed input sections.
842 (Output_section::save_states, Output_section::restore_states): New
844 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
845 (Output_data::is_data_size_fixed): New method definition.
846 (Output_data::reset_addresss_and_file_offset): Do not reset data size
848 (Output_data::address_and_file_offset_have_reset_values): New method
850 (Output_data::do_address_and_file_offset_have_reset_values): New method
852 (Output_data::set_data_size): Check that data size is not fixed.
853 (Output_data::fix_data_size): New method definition.
854 (Output_data::is_data_size_fixed_): New data member.
855 (Output_section_headers::set_final_data_size): New method definition.
856 (Output_section_headers::do_size): New method declaration.
857 (Output_segment_headers::set_final_data_size): New method definition.
858 (Output_segment_headers::do_size): New method declaration.
859 (Output_file_header::set_final_data_size)::New method definition.
860 (Output_file_header::do_size)::New method declaration.
861 (Output_section_data::Output_section_data): Add new parameter
862 is_data_size_fixed and use it to fix data size.
863 (Output_data_const::Output_data_const): Adjust call to base class
864 constructor and fix data size.
865 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
866 base class constructor and fix data size.
867 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
868 base class constructor and fix data size.
869 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
870 class constructor and fix data size.
871 (Output_data_group::set_final_data_size): New method definition.
872 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
873 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
874 class constructor and fix data size.
875 (Output_relaxed_input_section): New class definition.
876 (Output_section::Simple_input_section): New class definition.
877 (Output_section::get_input_sections): Adjust parameter list.
878 (Output_section::add_input_section_for_script): Same.
879 (Output_section::save_states, Output_section::restore_states,
880 Output_section::do_address_and_file_offset_have_reset_values,
881 (Output_section::Input_section::Input_section): Handle
882 RELAXED_INPUT_SECTION_CODE. Add new overload for
883 Output_relaxed_input_section.
884 (Output_section::Input_section::is_input_section,
885 Output_section::Input_section::set_output_section): Handle relaxed
887 (Output_section::Input_section::is_relaxed_input_section,
888 Output_section::Input_section::output_section_data,
889 Output_section::Input_section::relaxed_input_section): New method
891 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
893 (Output_section::Input_section::u1_): Update comments.
894 (Output_section::Input_section::u2_): Add new union member poris.
895 (Output_section::Checkpoint_output_section): New classs definition.
896 (Output_section::relax_input_section): New method declaration.
897 (Output_section::checkpoint_): New data member.
898 (Output_segment): Update comments.
899 (Output_segment::Output_segment): Un-privatize copy constructor.
900 (Output_segment::operator=): Un-privatize.
901 * script-sections.cc (Output_section_element::Input_section_list):
902 Change element type to Output_section::Simple_input_section.
903 (Output_section_element_dot_assignment::set_section_addresses):
904 Register output section data for relaxation clean up.
905 (Output_data_exression::Output_data_expression): Adjust call to base
906 constructor to fix data size.
907 (Output_section_element_data::set_section_addresses): Register
908 Output_data_expression object for relaxation clean up.
909 (struct Input_section_info): Replace Relobj pointer and section index
910 pair with Output_section::Simple_input_section and Convert struct to a
912 (Input_section_sorter::operator()): Adjust access to
913 Input_section_info data member to use accessors.
914 (Output_section_element_input::set_section_addresses): Use layout
915 parameter. Adjust code to use Output_section::Simple_input_section
916 and Input_secction_info classes. Register filler for relaxation
918 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
919 and section index pair with Output_section::Simple_input_section
920 class. Adjust code accordingly.
921 (Phdrs_element::release_segment): New method definition.
922 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
924 (Script_sections::release_segments): New method definition.
925 * gold/script-sections.h (Script_sections::release_segments): New
927 * gold/target.h (Target::may_relax, Target::relax,
928 Target::do_may_relax, Target::do_relax): New method definitions.
930 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
932 * arm.cc (has_signed_unsigned_overflow): New function.
933 (Arm_relocate_functions::abs8): New function.
934 (Target_arm::Scan::local): Handle R_ARM_ABS8.
935 (Target_arm::Scan::global): Likewise.
936 (Target_arm::relocate::relocate): Likewise.
937 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
940 2009-09-16 Cary Coutant <ccoutant@google.com>
942 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
943 * testsuite/Makefile.in: Regenerate.
945 2009-09-11 Nick Clifton <nickc@redhat.com>
947 * po/gold.pot: Updated by the Translation project.
949 2009-09-08 Cary Coutant <ccoutant@google.com>
951 * output.cc (Output_file::open): Add execute permission to empty file.
952 * testsuite/Makefile.am (permission_test): New test.
953 * testsuite/Makefile.in: Regenerate.
955 2009-09-02 Ian Lance Taylor <iant@google.com>
957 * output.cc (Output_file::resize): Call map_no_anonymous rather
960 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
962 * gold.cc: Include "incremental.h".
963 (queue_initial_tasks): Call Incremental_checker methods.
964 * incremental.cc: Include "output.h".
965 (Incremental_checker::can_incrementally_link_output_file): New
967 * incremental.h (Incremental_checker): New class.
969 * output.cc (Output_file::open_for_modification): New method.
970 (Output_file::map_anonymous): Changed return type to bool. Record
972 (Output_file::map_no_anonymous): New method, broken out of map.
973 (Output_file::map): Use map_no_anonymous and map_anonymous.
974 * output.h (class Output_file): Update declarations.
976 2009-08-24 Cary Coutant <ccoutant@google.com>
978 * options.h (Command_line::Pre_options): New class.
979 (Command_line::pre_options): New member.
980 * options.cc (gold::options::ready_to_register): New variable.
981 (One_option::register_option): Do nothing if not registering options.
982 Assert if same short option registered twice.
983 (General_options::General_options): Turn off option registration when
985 (Command_line::Pre_options::Pre_options): New constructor.
987 2009-08-24 Cary Coutant <ccoutant@google.com>
989 * options.h (General_options::no_keep_memory): Remove incorrect
992 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
994 * Makefile.am (am__skiplex, am__skipyacc): New.
995 * Makefile.in: Regenerate.
997 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
999 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1000 (INCLUDES): ... this.
1001 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1002 (AM_CPPFLAGS): Renamed from ...
1003 (INCLUDE): ... this.
1004 * Makefile.in, testsuite/Makefile.in: Regenerate.
1006 * Makefile.in: Regenerate.
1007 * aclocal.m4: Likewise.
1008 * config.in: Likewise.
1009 * configure: Likewise.
1010 * testsuite/Makefile.in: Likewise.
1012 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1013 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1014 * Makefile.in: Regenerate.
1015 * testsuite/Makefile.in: Regenerate.
1017 2009-08-19 Cary Coutant <ccoutant@google.com>
1019 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1020 symbols in shared libraries overridden by hidden or internal symbols
1021 in the main program.
1023 2009-08-19 Chris Demetriou <cgd@google.com>
1025 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1026 checking source file names in error messages.
1028 2009-08-18 Doug Kwan <dougkwan@google.com>
1030 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1031 an elcpp::Ehdr as parameter. Adjust call to set_target.
1032 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1033 an elfcpp::Ehdr as parameter.
1034 * object.cc (Object::set_target): Remove the version that looks up
1035 a target and sets it.
1036 (Sized_relobj::setup): Take a Target object instead of
1037 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1038 (make_elf_sized_object): Find target and ask target to
1040 * object.h: (Object::set_target): Remove the version that looks up
1041 a target and sets it.
1042 (Sized_relobj::setup): Take a Target object instead of
1043 an elfcpp:Ehdr as parameter.
1044 * target.cc: Include dynobj.h.
1045 (Target::do_make_elf_object_implementation): New.
1046 (Target::do_make_elf_object): New.
1047 * target.h (Target::make_elf_object): New template declaration.
1048 (Target::do_make_elf_object): New method declarations.
1049 (Target::do_make_elf_object_implementation): New template declaration.
1051 2009-08-14 Ian Lance Taylor <iant@google.com>
1053 * gold.h (FUNCTION_NAME): Define.
1054 (gold_unreachable): Use FUNCTION_NAME.
1056 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1058 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1059 symbol in the --keep-unique list is not found.
1061 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1063 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1064 been maked as --keep-unique.
1065 (Icf::unfold_section): New function.
1066 * icf.h (Icf::unfold_section): New function.
1067 * options.h (General_options::keep_unique): New option.
1068 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1069 * testsuite/Makefile.in: Regenerate.
1070 * testsuite/icf_keep_unique_test.sh: New file.
1071 * testsuite/icf_keep_unique_test.cc: New file.
1073 2009-08-12 Cary Coutant <ccoutant@google.com>
1076 * resolve.cc (Symbol_table::resolve): Check for references from
1077 dynamic objects to hidden and internal symbols.
1078 * testsuite/Makefile.am (hidden_test.sh): New test.
1079 * testsuite/Makefile.in: Regenerate.
1080 * testsuite/hidden_test.sh: New script.
1081 * testsuite/hidden_test_1.c: New test source.
1082 * testsuite/hidden_test_main.c: New test source.
1084 2009-08-11 Doug Kwan <dougkwan@google.com>
1086 * arm.cc: Update comments.
1087 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1088 segment to locate the .ARM.exidx section if present.
1090 2009-08-09 Doug Kwan <dougkwan@google.com>
1092 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1095 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1096 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1099 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1101 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1102 valid tls_segment only for non-debug-section relocations.
1103 * testsuite/Makefile.am: Add gc_tls_test.
1104 * testsuite/Makefile.in: Regenerate.
1105 * testsuite/gc_tls_test.cc: New file.
1106 * testsuite/gc_tls_test.sh: New file.
1108 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1112 * Makefile.am (CCFILES): Add icf.cc.
1114 * Makefile.in: Regenerate.
1115 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1116 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1117 section, symbol and addend information for the relocs.
1118 * gold.cc (queue_middle_tasks): Call identical code folding.
1119 * gold.h: Add defines for multimap.
1120 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1121 to the call of finalize_local_symbols.
1122 * main.cc (main): Create object of class Icf.
1123 * object.cc (Sized_relobj::do_layout): Allow this function to be
1124 called twice during icf.
1125 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1126 to sections marked as identical by icf.
1127 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1129 (Sized_relobj::do_section_entsize): New function.
1130 * object.h (Object::section_entsize): New function.
1131 (Object::do_section_entsize): New pure virtual function.
1132 (Relobj::finalize_local_symbols): Add new parameter.
1133 (Relobj::do_section_entsize): New function.
1134 * options.h (General_options::icf): New option.
1135 (General_options::icf_iterations): New option.
1136 (General_options::print_icf_sections): New option.
1137 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1138 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1139 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1141 * symtab.cc (Symbol_table::is_section_folded): New function.
1142 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1143 to sections marked as identical by icf.
1144 * symtab.h (Symbol_table::set_icf): New function.
1145 (Symbol_table::icf): New function.
1146 (Symbol_table::is_section_folded): New function.
1147 (Symbol_table::icf_): New data member.
1148 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1149 * testsuite/Makefile.am: Add commands to build icf_test.
1150 * testsuite/Makefile.in: Regenerate.
1151 * testsuite/icf_test.sh: New file.
1152 * testsuite/icf_test.cc: New file.
1154 2009-07-24 Chris Demetriou <cgd@google.com>
1156 * layout.cc (is_compressible_debug_section): Fix incorrect
1157 comment about compressed section names.
1159 2009-07-20 Ian Lance Taylor <ian@airs.com>
1162 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1164 2009-07-16 Ian Lance Taylor <iant@google.com>
1167 * layout.h: #include <map>.
1168 (class Kept_section): Change from struct to class. Add accessors
1169 and setters. Add section size to Comdat_group mapping. Change
1170 Comdat_group to std::map. Add is_comdat_ field. Add
1171 linkonce_size field in union.
1172 (class Layout): Update declaration of find_or_add_kept_section.
1173 Don't declare find_kept_object.
1174 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1175 parameter. Add object, shndx, is_comdat, and is_group_name
1176 parameters. Change all callers. Adjust for new Kept_section.
1177 (Layout::find_kept_object): Remove.
1178 * object.cc (Sized_relobj::include_section_group): Update use of
1179 Kept_section. Rename secnum to shndx. Only record
1180 Kept_comdat_section if sections are the same size.
1181 (Sized_relobj::include_linkonce_section): Update use of
1182 Kept_section. Only record Kept_comdat_section if sections are the
1183 same size. Set size of linkonce section.
1184 (Sized_relobj::map_to_kept_section): Update call to
1185 get_kept_comdat_section.
1186 * object.h (class Sized_relobj): Rename fields in
1187 Kept_comdat_section to drop trailing underscores; change object
1188 field to Relobj*. Change Kept_comdat_section_table to store
1189 struct rather than pointer.
1190 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1191 Add kept_object and kept_shndx parameters. Change all callers.
1192 (Sized_relobj::get_kept_comdat_section): Change return type to
1193 bool. Add kept_object and kept_shndx parameters. Change all
1195 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1196 Layout::find_or_add_kept_section.
1198 2009-07-09 Ian Lance Taylor <iant@google.com>
1200 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1201 Reserve space in the hash table.
1203 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1205 * fileread.cc (File_read::get_mtime): New method.
1206 * fileread.h (Timespec): New structure.
1207 (File_read::get_mtime): New method.
1208 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1209 Renamed from timestamp_nsec.
1210 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1212 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1214 (Incremental_inputs::report_archive): Save mtime; style fix.
1215 (Incremental_inputs::report_obejct): Save mtime; style fix.
1216 (Incremental_inputs::report_script): Save mtime; style fix.
1217 (Incremental_inputs::finalize_inputs): Style fix.
1218 (Incremental_inputs::finalize): Style fix.
1219 (Incremental_inputs::create_input_section_data): Store inputs
1221 * incremental.h (Incremental_inputs::report_script): Add mtime
1223 (Incremental_inputs::Input_info::Input_info): Intialize only one
1225 (Incremental_inputs::Input_info::archive): Move to nameless
1227 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1228 (Incremental_inputs::Input_info::script): Move to nameless union.
1229 (Incremental_inputs::mtime): New field.
1230 * script.cc (read_input_script): Pass file mtime to
1232 * script.h (Script_info::inputs): Style fix.
1234 2009-07-01 Ian Lance Taylor <ian@airs.com>
1236 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1239 2009-06-24 Ian Lance Taylor <iant@google.com>
1242 * layout.cc (Layout::choose_output_section): If we find an
1243 existing section, update the flags.
1244 (Layout::create_notes): New function, broken out of
1246 (Layout::finalize): Don't create note sections.
1247 (Layout::create_note): Don't crash if linker script discards
1249 (Layout::create_gold_note): Likewise.
1250 (Layout::create_build_id): Likewise. Don't set
1251 after_input_sections on the section.
1252 (Layout::create_executable_stack_info): Remove target parameter.
1254 * layout.h (class Layout): Declare create_notes. Update
1255 declaration of create_executable_stack_info.
1256 * gold.cc (queue_middle_tasks): Call create_notes.
1257 * output.cc (Output_section::update_flags_for_input_section): Move
1258 here from output.h. If SHF_ALLOC flag is newly set, mark address
1260 * output.h (Output_data::mark_address_invalid): New function.
1261 (class Output_section): Only declare, not define,
1262 update_flags_for_input_section. Remove set_flags.
1264 2009-06-24 Ian Lance Taylor <iant@google.com>
1266 * script-sections.cc (Output_section_definition::
1267 set_section_addresses): Rename shadowing local load_address to
1270 2009-06-24 Ian Lance Taylor <iant@google.com>
1273 * reloc.cc (relocate_sections): Skip empty relocation sections.
1275 2009-06-23 Ian Lance Taylor <iant@google.com>
1278 * layout.cc (Layout::create_note): Use choose_output_section
1279 rather than make_output_section.
1281 2009-06-23 Ian Lance Taylor <iant@google.com>
1284 * options.cc (General_options::parse_V): Set printed_version_.
1285 (General_options::General_options): Initialize printed_version_.
1286 * options.h (class General_options): Add printed_version_ field.
1287 * gold.cc (queue_initial_tasks): If there are no input files,
1288 don't give a fatal error if we printed the version information.
1289 (queue_middle_tasks): If using -r with a shared object, give a
1290 fatal error rather than an ordinary error.
1292 2009-06-23 Ian Lance Taylor <iant@google.com>
1295 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1296 (Layout::make_output_section): Set have_stabstr_section_ if we see
1297 a .stab*str section.
1298 (Layout::finalize): Call link_stabs_sections.
1299 (Layout::link_stabs_sections): New file.
1300 * layout.h (class Layout): Add have_stabstr_section_ field.
1301 Declare link_stabs_sections.
1303 2009-06-23 Doug Kwan <dougkwan@google.com>
1305 * Makefile.am (libgold_a_LIBADD): New.
1306 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1307 * Makefile.in: Regenerate.
1308 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1309 * configure: Regenerate.
1310 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1311 * fileread.cc: Include sys/state.h
1312 * gold.h: Declare memmem and strndup if found missing.
1313 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1315 2009-06-23 Ian Lance Taylor <iant@google.com>
1317 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1318 * configure: Rebuild.
1320 2009-06-23 Ian Lance Taylor <iant@google.com>
1323 * object.cc (Object::section_contents): Don't try to get a view if
1324 the section has length zero.
1325 (Object::handle_gnu_warning_section): If the section is empty, use
1326 the name of the section as the warning.
1328 2009-06-23 Ian Lance Taylor <iant@google.com>
1331 * stringpool.h (class Stringpool_template): Add optimize_ field.
1332 (Stringpool_template::set_optimize): New function.
1333 * stringpool.cc (Stringpool_template::Stringpool_template):
1334 Initialize optimize_ field.
1335 (Stringpool_template::set_string_offsets): Test local optimize
1336 fild rather than parameter.
1337 * layout.cc (Layout::Layout): Call set_optimize on the section
1340 2009-06-22 Ian Lance Taylor <iant@google.com>
1343 * yyscript.y: Parse TARGET.
1344 * script.cc (script_set_target): New function.
1345 * script-c.h (script_set_target): Declare.
1346 * options.cc (General_options::string_to_object_format): Rename
1347 from string_to_object_format in anonymous namespace. Change
1349 * options.h (class General_options): Declare
1350 string_to_object_format.
1352 2009-06-22 Ian Lance Taylor <iant@google.com>
1354 * script-sections.cc (Script_sections::create_segments): Don't put
1355 program headers in a PT_LOAD segment if -n or -N.
1357 2009-06-22 Ian Lance Taylor <iant@google.com>
1360 * options.h (class General_options): Add -z lazy and -z now. Sort
1361 -z options into alphabetical order.
1362 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1364 2009-06-21 Ian Lance Taylor <iant@google.com>
1366 * layout.cc (Layout::make_output_section): Call
1367 Target::new_output_section.
1368 (Layout::attach_allocated_section_to_segment): Put large section
1369 sections in a separate load segment with the large segment flag
1371 (Layout::segment_precedes): Sort large data segments after other
1373 (align_file_offset): New static function.
1374 (Layout::set_segment_offsets): Use align_file_offset.
1375 * output.h (class Output_section): Add is_small_section_ and
1376 is_large_section_ fields.
1377 (Output_section::is_small_section): New function.
1378 (Output_section::set_is_small_section): New function.
1379 (Output_section::is_large_section): New function.
1380 (Output_section::set_is_large_section): New function.
1381 (Output_section::is_large_data_section): New function.
1382 (class Output_segment): Add is_large_data_segment_ field.
1383 (Output_segment::is_large_data_segment): New function.
1384 (Output_segment::set_is_large_data_segment): New function.
1385 * output.cc (Output_section::Output_section): Initialize new
1387 (Output_segment::Output_segment): Likewise.
1388 (Output_segment::add_output_section): Add assertion that large
1389 data sections always go in large data segments. Force small data
1390 sections to the end of the list of data sections. Force small BSS
1391 sections to the start of the list of BSS sections. For large BSS
1392 sections to the end of the list of BSS sections.
1393 * symtab.h (class Symbol): Declare is_common_shndx.
1394 (Symbol::is_defined): Check Symbol::is_common_shndx.
1395 (Symbol::is_common): Likewise.
1396 (class Symbol_table): Define enum Commons_section_type. Update
1397 declarations. Add small_commons_ and large_commons_ fields.
1398 * symtab.cc (Symbol::is_common_shndx): New function.
1399 (Symbol_table::Symbol_table): Initialize new fields.
1400 (Symbol_table::add_from_object): Put small and large common
1401 symbols in the right list.
1402 (Symbol_table::sized_finalized_symbol): Check
1403 Symbol::is_common_shndx.
1404 (Symbol_table::sized_write_globals): Likewise.
1405 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1406 common symbol lists. Don't call do_allocate_commons_list if the
1408 (Symbol_table::do_allocate_commons_list): Remove is_tls
1409 parameter. Add comons_section_type parameter. Change all
1410 callers. Handle small and large common symbols.
1411 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1412 Symbol::is_common_shndx.
1413 * resolve.cc (symbol_to_bits): Likewise.
1414 * target.h (Target::small_common_shndx): New function.
1415 (Target::small_common_section_flags): New function.
1416 (Target::large_common_shndx): New function.
1417 (Target::large_common_section_flags): New function.
1418 (Target::new_output_section): New function.
1419 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1420 small_common_section_flags, and large_common_section_flags
1422 (Target::do_new_output_section): New virtual function.
1423 * arm.cc (Target_arm::arm_info): Initialize new fields.
1424 * i386.cc (Target_i386::i386_info): Likewise.
1425 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1427 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1428 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1429 (Target_x86_64::do_new_output_section): New function.
1430 * configure.ac: Define conditional MCMODEL_MEDIUM.
1431 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1432 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1433 (large_LDFLAGS): Define.
1434 * testsuite/large.c: New file.
1435 * testsuite/testfile.cc (Target_test::test_target_info):
1436 Initialize new fields.
1437 * configure, testsuite/Makefile.in: Rebuild.
1439 2009-06-05 Doug Kwan <dougkwan@google.com>
1441 * Makefile.am (CCFILES): Add target.cc.
1442 * Makefile.in: Regenerate.
1443 * i386.cc (class Target_i386): Define new virtual method to
1444 override do_is_local_label_name in parent.
1445 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1446 local symbols if --discard-locals or -X is given.
1447 * options.h (class General_options): Declare new options
1448 '--discard-locals' and '-X' for discarding locals.
1449 * target.h (class Target): Define new methods is_local_label_name.
1450 Declare new virtual method do_is_local_label_name.
1451 * target.cc: New file.
1452 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1453 (check_SCRIPTS): Add discard_locals_test.sh.
1454 (check_DATA): Add discard_local_tests.syms.
1455 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1456 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1457 * testsuite/Makefile.in: Regenerate.
1458 * testsuite/discard_locals_test.c: New file.
1459 * testsuite/discard_locals_test.sh: Same.
1461 2009-06-05 Doug Kwan <dougkwan@google.com>
1463 * object.cc (Sized_relobj::Sized_relobj): Initialize
1464 discarded_eh_frame_shndx_ to -1U.
1465 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1467 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1468 a discarded .eh_frame section.
1469 (Sized_relobj::do_finalize_local_symbols): Ditto.
1470 * object.h (class Sized_relobj): Declare new member
1471 discarded_eh_frame_shndx_.
1472 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1473 (local_labels_test.o, local_labels_test): New rules.
1474 * testsuite/Makefile.in: Regenerate.
1476 2009-06-04 Doug Kwan <dougkwan@google.com>
1478 * layout.cc (Layout::section_name_mapping): Add mapping for
1479 special ARM sections.
1481 2009-06-03 Doug Kwan <dougkwan@google.com>
1483 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1484 (utils::has_overflow): Same.
1486 2009-06-03 Ian Lance Taylor <iant@google.com>
1488 * layout.cc (Layout::section_name_mapping): New array, replacing
1489 Layout::linkonce_mapping.
1490 (Layout::section_name_mapping_count): New variable, replacing
1491 Layout::linkonce_mapping_count.
1492 (Layout::linkonce_output_name): Remove.
1493 (Layout::output_section_name): Rewrite.
1494 * layout.h (class Layout): Rename Linkonce_mapping to
1495 Section_name_mapping, linkonce_mapping to section_name_mapping,
1496 linkonce_mapping_count to section_name_mapping_count. Don't
1497 declare linkonce_output_name.
1499 2009-06-03 Doug Kwan <dougkwan@google.com>
1501 * gold/arm.cc (namespace utils): New.
1502 (Target_arm::reloc_is_non_pic): Define new method.
1503 (class Arm_relocate_functions): New.
1504 (Target_arm::Relocate::relocate): Handle relocation types used by
1507 2009-06-03 Ian Lance Taylor <iant@google.com>
1509 * arm.cc (Target_arm::scan::global): Use || instead of |.
1511 2009-06-02 Doug Kwan <dougkwan@google.com>
1513 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1514 issued_non_pic_error_.
1515 (class Target_arm::Scan): Declare new method check_non_pic.
1516 Define new method symbol_needs_plt_entry.
1517 Declare new data member issued_non_pic_error_.
1518 (class Target_arm::Relocate): Declare new method
1519 should_apply_static_reloc.
1520 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1521 (Target_arm::Scan::check_non_pic): Define new method.
1522 (Target_arm::Scan::local): Handle a small subset of reloc types used
1524 (Target_arm::Scan::local): Same.
1525 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1527 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1529 * incremental.cc (Incremental_inputs::report_command_line): Filter
1530 out --incremental-* options.
1532 2009-05-29 Doug Kwan <dougkwan@google.com>
1534 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1536 (class Target_arm): Update comment.
1537 (Target_arm::Target_arm): Initialize new data members GOT_,
1538 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1539 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1540 and Target_arm::rel_dyn_section.
1541 Declare new_enum Target_arm::Got_type.
1542 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1544 Update commments for member do_dynsym_value.
1545 (Target_arm::got_size, Target_arm::plt_section,
1546 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1547 new methods inside class defintion.
1548 (Target_arm::got_section): Define new method.
1549 (Target_arm::rel_dyn_section): Same.
1550 (Output_data_plt_arm): New template class.
1551 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1552 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1553 (Output_data_plt_arm::add_entry): Same.
1554 (Output_data_plt_arm::first_plt_entry): Define new
1555 static data member for PLT instruction template.
1556 (Output_data_plt_arm::plt_entry): Same.
1557 (Output_data_plt_arm::do_write): Define new method.
1558 (Target_arm::make_plt_entry): Same.
1559 (Target_arm::do_finalize_sections): Same.
1560 (Target_arm::do_dynsym_value): Same.
1562 2009-05-28 Doug Kwan <dougkwan@google.com>
1564 * Makefile.am (TARGETSOURCES): Add arm.cc.
1565 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1566 * Makefile.in: Regenerate.
1568 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1570 2009-05-26 Doug Kwan <dougkwan@google.com>
1572 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1573 (General_options::check_excluded_libs): Strip off directories in
1574 archive name before matching like GNU ld does.
1575 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1576 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1577 (exclude_libs_test_LDFLAGS): Add linker option
1578 -Wl,--exclude-libs,libexclude_libs_test_3
1579 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1580 an explicit archive without using -l.
1581 (alt/libexclude_libs_test_3.a): New make rule.
1582 * testsuite/Makefile.in: Regenerate.
1583 * testsuite/exclude_libs_test.c : Declare lib3_default().
1585 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1586 * exclude_libs_test_3.c: New file.
1588 2009-05-26 Nick Clifton <nickc@redhat.com>
1590 * po/id.po: New Indonesian translation.
1591 * po/gold.pot: Updated template file.
1593 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1595 * testsuite/Makefile.am: Add -ffunction-sections to compile
1596 gc_comdat_test files. Add -Wl,--gc-sections to build
1598 * testsuite/Makefile.in: Regenerate.
1599 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1601 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1603 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1604 kept comdat section was garbage collected.
1605 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1606 * testsuite/Makefile.in: Regenerate.
1607 * testsuite/gc_comdat_test.sh: New file.
1608 * testsuite/gc_comdat_test_1.cc: New file.
1609 * testsuite/gc_comdat_test_2.cc: New file.
1611 2009-05-19 Doug Kwan <dougkwan@google.com>
1613 * archive.cc (Archive::Archive): Move constructor from archive.h
1614 to here. Initialize no_export_.
1615 (Archive::get_elf_object_for_member): Set no_export flag of object.
1616 * archive.h (Archive::Archive): Move constructor body to
1618 (Archive::no_export): New method.
1619 (Archive::no_export_): New field.
1620 * object.h (Object::Object): Initialize no_export_ to false.
1621 (Object::no_export, Object::set_no_export): New methods.
1622 (Object::no_export_): New field.
1623 * options.cc (General_options::parse_exclude_libs): New method.
1624 (General_options::check_excluded_libs) Same.
1625 * options.h (exclude_libs): New option.
1626 (General_options::check_excluded_libs): New method declaration.
1627 (General_options::excluded_libs_): New field.
1628 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1629 default or protected visibility if an object has no-export flag set.
1630 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1631 (check_SCRIPTS): Add exclude_libs_test.sh.
1632 (check_DATA): Add exclude_libs_test.syms.
1633 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1634 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1635 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1636 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1637 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1638 libexclude_libs_test_2.a): New rules.
1639 * testsuite/Makefile.in: Regenerate.
1640 * testsuite/exclude_libs_test.c: New file.
1641 * testsuite/exclude_libs_test.sh: Ditto.
1642 * testsuite/exclude_libs_test_1.c: Ditto.
1643 * testsuite/exclude_libs_test_2.c: Ditto.
1645 2009-05-15 Ian Lance Taylor <iant@google.com>
1647 * configure.ac: Check for declarations for cases where libiberty.h
1648 checks HAVE_DECL_xxx.
1649 * configure, config.in: Rebuild.
1651 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1653 * gold.h (Incremental_argument_list): Remove (invalid) forward
1655 * incremental.cc (Incremental_inputs::report_achive): New method.
1656 (Incremental_inputs::report_object): New method.
1657 (Incremental_inputs::report_script): New method.
1658 (Incremental_inputs::finalize_inputs): New method.
1659 (Incremental_inputs::finalize): Call finalize_inputs().
1660 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1661 Create inputs entries.
1662 * incremental.h (Incremental_input_type): New enum.
1663 (Incremental_inputs::Incremental_input): Initialize new fields.
1664 (Incremental_inputs::report_inputs): New method.
1665 (Incremental_inputs::report_achive): New method.
1666 (Incremental_inputs::report_object): New method.
1667 (Incremental_inputs::report_script): New method.
1668 (Incremental_inputs::finalize_inputs): New method.
1669 (Incremental_inputs::Input_info): New struct.
1670 (Incremental_inputs::Input_info_map): New typedef.
1671 (Incremental_inputs::lock_): New field.
1672 (Incremental_inputs::Inputs_): New field.
1673 (Incremental_inputs::Inputs_map): New field.
1674 * main.cc (main): Call Incremental_input::report_inputs.
1675 * options.h (Input_argument_list): Typedef moved from
1677 (Input_file_group::Files): Remove, use ::Input_argument_list.
1678 (Input_file_group::Input_argument_list): Remove, use
1679 ::Input_argument_list.
1680 * plugin.cc (Plugin_manager::add_input_file): Add error in
1682 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1684 * script.cc (read_input_script): Call
1685 Incremental_input::report_script.
1686 * script.h (Script_info): New class.
1688 2009-04-27 Ian Lance Taylor <iant@google.com>
1690 * x86_64.cc (do_adjust_output_section): Set entsize to
1693 2009-04-23 Elliott Hughes <enh@google.com>
1695 * output.cc (Output_file::close): After short writes, continue
1696 writing from the correct offset in the buffer being written.
1698 2009-04-23 Chris Demetriou <cgd@google.com>
1700 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1701 * configure: Regenerate.
1702 * config.in: Regenerate.
1703 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1704 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1706 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1708 * incremental.cc (Incremental_inputs_header_data): Renamed from
1709 Incremental_input_header_data.
1710 (Incremental_inputs_header_data::data_size): New field.
1711 (Incremental_inputs_header_data::put_input_file_count): Renamed
1712 from input_file_count.
1713 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1714 from command_line_offset.
1715 (Incremental_inputs_header_data::put_reserved): Renamed from
1717 (Incremental_inputs_entry_data): Renamed from
1718 Incremental_input_entry_data.
1719 (Incremental_inputs_entry_data::data_size): New field.
1720 (Incremental_inputs::report_command_line): New method.
1721 (Incremental_inputs::finalize): New method.
1722 (Incremental_inputs::create_incremental_inputs_data): New method.
1723 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1724 * incremental.h: New file.
1725 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1726 (Layout::finalize): Create incremental inputs section in
1728 (Layout::create_incremental_info_sections): New method.
1729 * layout.h (Layout::incremental_inputs): New method.
1730 (Layout::create_incremental_info_sections): New method.
1731 (Layout::incremental_inputs_): New field.
1732 * main.cc (main): Notify Incremental_input of the command line.
1734 2009-04-01 Ian Lance Taylor <iant@google.com>
1735 Mikolaj Zalewski <mikolajz@google.com>
1737 * gold.h (reserve_unordered_map): Define, three versions, one for
1738 each version of Unordered_map.
1739 * layout.cc (Layout::Layout): Remove options parameter. Add
1740 number_of_input_files parameter. Don't initialize options_.
1741 Initialize number_of_input_files_ and resized_signatures_. Move
1742 sections_are_attached_.
1743 (Layout::layout_group): Reserve space for group_signatures_.
1744 (Layout::find_or_add_kept_section): Change name parameter to be a
1745 reference. Resize signatures_ map when it gets large enough.
1746 (Layout::layout_eh_frame): Use parameters->options() instead of
1748 (Layout::make_output_section): Likewise.
1749 (Layout::attach_allocated_section_to_segment): Likewise.
1750 (Layout::finalize, Layout::create_executable_stack): Likewise.
1751 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1752 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1753 * layout.h (class Layout): Update declarations. Remove options_
1754 field. Add number_of_input_files_ and resized_signatures_
1755 fields. Move sections_are_attached_ field.
1756 * main.cc (main): Pass number of input files to Layout
1757 constructor. Don't pass options.
1759 2009-03-30 Ian Lance Taylor <iant@google.com>
1761 * ffsll.c (ffsll): Correct implementation.
1763 2009-03-27 Ian Lance Taylor <iant@google.com>
1765 * ffsll.c: New file.
1766 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1767 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1768 * ftruncate.c (ftruncate): Declare before definition.
1769 * mremap.c (mremap): Likewise.
1770 * pread.c (pread): Likewise.
1771 * configure, Makefile.in, config.in: Rebuild.
1773 * mremap.c: New file.
1774 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1775 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1776 (mremap): Declare if HAVE_MREMAP is not defined.
1777 * configure, Makefile.in, config.in: Rebuild.
1779 2009-03-27 Cary Coutant <ccoutant@google.com>
1781 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1782 position independent.
1783 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1784 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1786 2009-03-24 Cary Coutant <ccoutant@google.com>
1788 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1790 (needs_dynamic_reloc): Likewise.
1792 2009-03-24 Ian Lance Taylor <iant@google.com>
1794 * yyscript.y (file_cmd): Recognize EXTERN.
1795 (extern_name_list, extern_name_list_body): New nonterminals.
1796 * script.cc (script_add_extern): Define.
1797 * script-c.h (script_add_extern): Declare.
1799 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1801 * object.cc (is_elf_object): Define.
1802 * object.h (is_elf_object): Declare.
1803 * archive.cc (Archive::get_elf_object_for_member): Call
1805 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
1807 2009-03-24 Elliott Hughes <enh@google.com>
1809 * output.cc (Output_file::map_anonymous): Define.
1810 (Output_file::map): Use map_anonymous. If the regular mmap fails,
1811 try an anonymous one. Report the size if the mmap fails.
1812 * output.h (class Output_file): Declare map_anonymous.
1814 2009-03-24 Ian Lance Taylor <iant@google.com>
1816 * target-select.cc (instantiate_target): Don't acquire the lock if
1817 the instantiated_target_ field has already been set.
1819 2009-03-23 Ian Lance Taylor <iant@google.com>
1821 * gold-threads.h (class Initialize_lock): Define.
1822 * gold-threads.cc (class Initialize_lock_once): Define.
1823 (initialize_lock_control): New static variable.
1824 (initialize_lock_pointer): New static variable.
1825 (initialize_lock_once): New static function.
1826 (Initialize_lock::Initialize_lock): Define.
1827 (Initialize_lock::initialize): Define.
1828 * target-select.h: Include "gold-threads.h".
1829 (class Target_selector): Add lock_ and initialize_lock_ fields.
1830 Don't define instantiate_target, just declare it.
1831 * target-select.cc (Target_selector::Target_selector): Initialize
1833 (Target_selector::instantiate_target): Define.
1834 * descriptors.h: Include "gold-threads.h".
1835 (class Descriptors): Add initialize_lock_ field.
1836 * descriptors.cc (Descriptors::Descriptors): Initialize new
1838 (Descriptors::open): Use initialize_lock_ field
1839 * errors.h (class Errors): Add initialize_lock_ field.
1840 * errors.cc (Errors::Errors): Initialize new field.
1841 (Errors::initialize_lock): Use initialize_lock_ field.
1842 * powerpc.cc (class Target_selector_powerpc): Remove
1843 instantiated_target_ field. In do_recognize call
1844 instantiate_target rather than do_instantiate_target. In
1845 do_instantiate_target just allocate a new target.
1846 * sparc.cc (class Target_selector_sparc): Likewise.
1848 * freebsd.h: New file.
1849 * i386.cc: Include "freebsd.h".
1850 (Target_i386): Derive from Target_freebsd rather than
1852 (Target_selector_i386): Derive from Target_selector_freebsd rather
1853 than Target_selector.
1854 * x86_64.cc: Include "freebsd.h".
1855 (Target_x86_64): Derive from Target_freebsd rather than
1857 (Target_selector_x86_64): Derive from Target_selector_freebsd
1858 rather than Target_selector.
1859 * target.h (class Target): Add adjust_elf_header and
1860 do_adjust_elf_header.
1861 * output.cc (Output_file_header:: do_sized_write): Call target
1862 adjust_elf_header routine.
1863 * configure.tgt: Set targ_osabi.
1864 * configure.ac: Define GOLD_DEFAULT_OSABI.
1865 * parameters.cc (Parameters::default_target): Pass
1866 GOLD_DEFAULT_OSABI to select_target.
1867 * target-select.h (class Target_selector): Make instantiate_target
1868 protected rather than private.
1869 * Makefile.am (HFILES): Add freebsd.h.
1870 * configure, Makefile.in, config.in: Rebuild.
1872 * merge.cc (do_add_input_section): Correct pend value. Change
1873 message about last entry not being null terminated from error to
1876 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
1878 * incremental.cc: New file.
1879 * Makefile.am (CCFILES): Add incremental.cc.
1880 * Makefile.in: Rebuild.
1882 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
1884 * layout.cc (Layout::output_section_name): Preserve names
1885 of '.note.' sections.
1887 2009-03-19 Ian Lance Taylor <iant@google.com>
1889 * descriptors.cc (Descriptors::open): Check that the options are
1890 valid before using them.
1892 2009-03-18 Ian Lance Taylor <iant@google.com>
1894 * script-sections.h: Include <list>.
1895 (class Script_sections): Change Sections_elements from std::vector
1896 to std::list. Typedef public Elements_iterator. Add
1897 orphan_section_placement_, data_segment_align_start_, and
1898 saw_data_segment_align_ fields. Remove data_segment_align_index_
1900 * script-sections.cc (class Orphan_section_placement): New class.
1901 (class Sections_element): Add virtual functions is_relro and
1902 orphan_section_init. Remove virtual function place_orphan_here.
1903 (class Output_section_definition): Add is_relro and
1904 orphan_section_init. Remove place_orphan_here.
1905 (class Orphan_output_section): Likewise.
1906 (Script_sections::Script_sections): Update for field changes.
1907 (Script_sections::data_segment_align): Set saw_data_segment_align_
1908 and data_segment_align_start_, not data_segment_align_index.
1909 (Script_sections::data_segment_relro_end): Check
1910 saw_data_segment_align_. Use data_segment_align_start_ rather
1911 than data_segment_align_index_.
1912 (Script_sections::place_orphan): Rewrite to use
1913 Orphan_section_placement.
1915 2009-03-17 Ian Lance Taylor <iant@google.com>
1917 * archive.cc (Archive::add_symbols): Check for a version attached
1918 to the symbol name in the archive map.
1919 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
1920 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
1921 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
1922 (ver_test_11.a): New target.
1923 * testsuite/Makefile.in: Rebuild.
1925 * configure.ac: Check for chsize and posix_fallocate. Replace
1927 * ftruncate.c: New file, from gnulib.
1928 * output.cc (posix_fallocate): Define dummy version if not
1929 HAVE_POSIX_FALLOCATE.
1930 (Output_file::map): Call posix_fallocate rather than lseek and
1932 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
1933 * configure, Makefile.in, config.in: Rebuild.
1935 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
1937 * layout.h (Layout::create_note): Add section_name parameter.
1938 * layout.cc (Layout::create_note): Likewise.
1939 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
1941 2009-03-17 Ian Lance Taylor <iant@google.com>
1943 * descriptors.cc: Include "options.h".
1944 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
1945 (Descriptors::open): Always use O_CLOEXEC when opening a new
1946 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
1947 then set FD_CLOEXEC.
1949 * sparc.cc (class Target_sparc): Add has_got_section.
1950 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
1951 make sure we have a GOT section.
1953 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
1954 (Target_sparc::Scan::local): Likewise.
1955 (Target_sparc::Scan::global): Likewise.
1956 (Target_sparc::Relocate::relocate): Likewise.
1957 (Target_sparc::Relocate::relocate_tls): Likewise.
1959 * symtab.cc (Symbol_table::define_default_version): New function,
1960 broken out of add_from_object.
1961 (Symbol_table::add_from_object): Call define_default_version.
1962 (Symbol_table::define_special_symbol): Add resolve_oldsym
1963 parameter. Change all callers. If the version for a symbol comes
1964 from a version script, resolve it with the symbol with the same
1965 name with no version. Also add the symbol without a version if
1967 (do_define_in_output_data): If resolving with oldsym, don't delete
1969 (do_define_in_output_segment): Likewise.
1970 (do_define_as_constant): Likewise.
1971 * symtab.h (class Symbol_table): Update declarations.
1973 2009-03-13 Ian Lance Taylor <iant@google.com>
1975 * readsyms.cc (Read_symbols::incompatible_warning): New function.
1976 (Read_symbols::requeue): New function.
1977 (Read_symbols::do_read_symbols): If make_elf_object fails because
1978 the target type is not configured, and the file was searched for,
1979 issue a warning and retry with the next directory.
1980 (Add_symbols::run): If the file has an incompatible format, and
1981 it was searched for, requeue the Read_symbols task. On error,
1983 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
1984 dirindex parameter to constructor. Change all callers. Declare
1985 incompatible_warning and requeue.
1986 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
1987 input_argument_ and input_group_ fields. Add them to
1988 constructor. Change all callers.
1989 (class Read_script): Add dirindex_ field. Add it to constructor.
1991 * archive.cc (Archive::setup): Remove input_objects parameter.
1993 (Archive::get_file_and_offset): Likewise.
1994 (Archive::read_all_symbols): Likewise.
1995 (Archive::read_symbols): Likewise.
1996 (Archive::get_elf_object_for_member): Remove input_objects
1997 parameter. Add punconfigured parameter. Change all callers.
1998 (Archive::add_symbols): Change return type to bool. Check return
1999 value of include_member.
2000 (Archive::include_all_members): Likewise.
2001 (Archive::include_member): Change return type to bool. Return
2002 false if first included object has incompatible target. Set
2003 included_member_ field.
2004 (Add_archive_symbols::run): If add_symbols returns false, requeue
2006 * archive.h (class Archive): Add included_member_ field.
2007 Initialize it in constructor. Add input_file and searched_for
2008 methods. Update declarations.
2009 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2010 input_argument_ fields. Add them to constructor. Change all
2012 * script.cc: Include "target-select.h".
2013 (class Parser_closure): Add skip_on_incompatible_target_ and
2014 found_incompatible_target_ fields. Add
2015 skip_on_incompatible_target parameter to constructor. Change all
2016 callers. Add methods skip_on_incompatible_target,
2017 clear_skip_on_incompatible_target, found_incompatible_target, and
2018 set_found_incompatible_target.
2019 (read_input_script): Add dirindex parameter. Change all callers.
2020 If parser finds an incompatible target, requeue Read_symbols
2022 (script_set_symbol): Clear skip_on_incompatible_target in
2024 (script_add_assertion, script_parse_option): Likewise.
2025 (script_start_sections, script_add_phdr): Likewise.
2026 (script_check_output_format): New function.
2027 * script.h (read_input_script): Update declaration.
2028 * script-c.h (script_check_output_format): Declare.
2029 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2030 (ignore_cmd): Remove OUTPUT_FORMAT.
2031 * fileread.cc (Input_file::Input_file): Add explicit this.
2032 (Input_file::will_search_for): New function.
2033 (Input_file::open): Add pindex parameter. Change all callers.
2034 * fileread.h (class Input_file): Add input_file_argument method.
2035 Declare will_search_for. Update declarations.
2036 * object.cc (make_elf_object): Add punconfigured parameter.
2038 * object.h (class Object): Make input_file public. Add
2039 searched_for method.
2040 (make_elf_object): Update declaration.
2041 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2043 * dirsearch.h (class Dirsearch): Update declaration.
2044 * options.h (class General_options): Add --warn-search-mismatch.
2045 * parameters.cc (Parameters::is_compatible_target): New function.
2046 * parameters.h (class Parameters): Declare is_compatible_target.
2047 * workqueue.cc (Workqueue::add_blocker): New function.
2048 * workqueue.h (class Workqueue): Declare add_blocker.
2050 * fileread.cc (Input_file::open): Remove options parameter.
2052 (Input_file::open_binary): Likewise.
2053 * script.cc (read_input_script): Likewise.
2054 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2055 options parameter from constructor. Change all callers.
2056 (class Read_script): Likewise.
2057 * fileread.h (class Input_file): Update declarations.
2058 * script.h (read_input_script): Update declaration.
2060 2009-03-10 Nick Clifton <nickc@redhat.com>
2062 * po/es.po: New Spanish translation.
2064 2009-03-06 Cary Coutant <ccoutant@google.com>
2066 * options.cc (parse_short_option): Keep dash_z from registering itself.
2068 2009-03-03 Ian Lance Taylor <iant@google.com>
2071 * target-reloc.h (relocate_section): Pass output_section to
2073 * i386.cc (Target_i386::should_apply_static_reloc): Add
2074 output_section parameter. Change all callers.
2075 (Target_i386::Relocate::relocate): Add output_section parameter.
2076 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2077 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2078 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2079 * testsuite/two_file_shared.sh: New script.
2080 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2081 (check_DATA): Add two_file_shared.dbg.
2082 (two_file_shared.dbg): New target.
2083 * testsuite/Makefile.in: Rebuild.
2085 2009-03-01 Ian Lance Taylor <iant@google.com>
2087 * configure.ac: Check for byteswap.h.
2088 * configure: Rebuild.
2089 * config.in: Rebuild.
2091 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2093 * layout.cc (Layout::find_or_add_kept_section): New function.
2094 (Layout::add_comdat): Removed.
2095 * layout.h (struct Kept_section): Move out of class Layout.
2096 Remove trailing underscores from field names. Add group_sections
2097 field. Rename group_ field to is_group. Change all uses.
2098 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2099 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2100 comdat_groups_ field.
2101 (Sized_relobj::include_section_group): Use
2102 find_or_add_kept_section and Kept_section::group_sections.
2103 (Sized_relobj::include_linkonce_section): Likewise.
2104 * object.cc (class Sized_relobj): Don't define Comdat_group or
2105 Comdat_group_table. Remove find_comdat_group and
2106 add_comdat_group. Remove comdat_groups_ field.
2107 * plugin.cc (include_comdat_group): Use
2108 Layout::find_or_add_kept_section.
2110 2009-02-28 Ian Lance Taylor <iant@google.com>
2112 * README: --gc-sections and map files are now supported. Document
2113 some build requirements.
2116 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2117 relocatable link set the value of the section symbol to zero.
2118 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2119 relocatable link don't include the section address in the local
2122 2009-02-27 Ian Lance Taylor <iant@google.com>
2125 * options.h (class Search_directory): Add is_system_directory.
2126 (class General_options): Declare is_in_system_directory.
2127 * options.cc (get_relative_sysroot): Make static.
2128 (get_default_sysroot): Make static.
2129 (General_optoins::is_in_system_directory): New function.
2130 * fileread.cc (Input_file::is_in_system_directory): New function.
2131 * fileread.h (class Input_file): Declare is_in_system_directory.
2132 * object.h (class Object): Add is_in_system_directory.
2133 (class Input_objects): Remove system_library_directory_ field.
2134 * object.cc (Input_objects::add_object): Don't set
2135 system_library_directory_.
2136 (input_objects::found_in_system_library_directory): Remove.
2137 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2138 parameter. Change all callers.
2139 (Symbol_table::sized_write_globals): Likewise.
2140 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2141 Call Object::is_in_system_directory.
2142 * symtab.h (class Symbol_table): Update declarations.
2145 * descriptors.h (Open_descriptor): Add is_on_stack field.
2146 * descriptors.cc (Descriptors::open): If the descriptor is on the
2147 top of the stack, remove it. Initialize is_on_stack field.
2148 (Descriptors::release): Only add pod to stack if it is not on the
2150 (Descriptors::close_some_descriptor): Clear stack_next and
2154 * output.cc (Output_section::find_starting_output_address): Rename
2155 from starting_output_address; add PADDR parameter; change return
2157 * output.h (class Output_section): Declare
2158 find_starting_output_address instead of starting_output_address.
2159 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2160 section symbol for which we can't find a merge section.
2163 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2164 hidden or internal, force the symbol to be local.
2165 * resolve.cc (Symbol::override_visibility): Define.
2166 (Symbol::override_base): Use override_visibility.
2167 (Symbol_table::resolve): Likewise.
2168 (Symbol::override_base_with_special): Likewise.
2169 (Symbol_table::override_with_special): If the visibility is hidden
2170 or internal, force the symbol to be local.
2171 * symtab.h (class Symbol): Add set_visibility and
2172 override_visibility.
2173 * testsuite/ver_test_1.sh: New file.
2174 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2175 (check_DATA): Add ver_test_1.syms.
2176 (ver_test_1.syms): New target.
2177 * testsuite/Makefile.in: Rebuild.
2179 2009-02-25 Cary Coutant <ccoutant@google.com>
2181 * layout.cc (Layout::choose_output_section): Don't rename sections
2182 when using a linker script that has a SECTIONS clause.
2183 * Makefile.in: Regenerate.
2185 * testsuite/Makefile.am (script_test_5.sh): New test case.
2186 * testsuite/Makefile.in: Regenerate.
2187 * testsuite/script_test_5.cc: New file.
2188 * testsuite/script_test_5.sh: New file.
2189 * testsuite/script_test_5.t: New file.
2191 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2193 * archive.cc (Archive::include_member): Update calls to add_symbols.
2194 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2195 the Layout argument.
2196 * dynobj.h (do_add_symbols): Add the Layout argument.
2197 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2199 * object.h (Object::add_symbols): Add the Layout argument.
2200 (Object::do_add_symbols): Add the Layout argument.
2201 (Sized_relobj::do_add_symbols): Add the Layout argument.
2202 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2203 Unify the two versions.
2204 (Add_plugin_symbols): Remove.
2205 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2206 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2207 (Add_plugin_symbols): Remove.
2208 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2209 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2210 (Add_symbols::run): Make it work with Pulginobj.
2212 2009-02-06 Ian Lance Taylor <iant@google.com>
2214 * object.cc (Sized_relobj::do_layout): Make info message start
2215 with lower case letter.
2217 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2219 * binary.cc: Fix file comment.
2221 * options.h (enum Incremental_disposition): Define.
2222 (class General_options): Add new options: --incremental,
2223 --incremental_changed, --incremental_unchanged,
2224 --incremental_unknown. Add incremental_disposition_ and
2225 implicit_incremental_ fields.
2226 (General_options::incremental_disposition): New function.
2227 (class Position_dependent_options): Add incremental_disposition
2229 (Position_dependent_options::copy_from_options): Set incremental
2231 * options.cc (General_options::parse_incremental_changed): New
2233 (General_options::parse_incremental_unchanged): New function.
2234 (General_options::parse_incremental_unknown): New function.
2235 (General_options::General_options): Initialize new fields
2236 incremental_disposition_ and implicit_incremental_.
2237 (General_options::finalize): Check for uasge of --incremental-*
2238 without --incremental.
2240 2009-02-06 Chris Demetriou <cgd@google.com>
2242 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2243 pointer and to report location as the file name associated with
2245 (gold_undefined_symbol_at_location): New function to replace the
2246 old gold_undefined_symbol functionality.
2247 * target-reloc.h (relocate_section): Update to use
2248 gold_undefined_symbol_at_location.
2249 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2250 Call gold_undefined_symbol function rather than gold_error.
2251 * errors.h (Errors::undefined_symbol): Take location as a
2252 string, rather than calculating it from a relocation.
2253 * errors.cc (Errors::fatal): Print "fatal error:" before the
2255 (Errors::error, Errors::error_at_location): Print "error: "
2256 before the formatted message.
2257 (Errors::undefined_symbol): Take location as a string, rather
2258 than calculating it from a relocation.
2259 (gold_undefined_symbol_at_location): New function akin to
2260 old gold_undefined_symbol, calculates location from relocation.
2261 (gold_undefined_symbol): Change to take only a Symbol pointer
2262 and to report location as the file name associated with the symbol.
2263 * testsuite/debug_msg.sh: Update for changed error messages.
2264 * testsuite/undef_symbol.sh: Likewise.
2266 2009-02-04 Duncan Sands <baldrick@free.fr>
2269 * reduced_debug_output.h
2270 (Output_reduced_debug_abbrev_section::failed): Use format for
2272 (Output_reduced_debug_info_section::faild): Likewise.
2274 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2276 * script.cc (Lazy_demangler): New class.
2277 (Version_script_info::get_symbol_version_helper): Demangle a
2280 2009-01-29 Cary Coutant <ccoutant@google.com>
2282 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2284 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2286 2009-01-28 Ian Lance Taylor <iant@google.com>
2288 * version.cc (version_string): Bump to 1.9.
2290 * gold.h: Include <cstring> and <stdint.h>.
2291 * version.cc: Include <cstdio>.
2292 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2294 * reduced_debug_output.cc (insert_into_vector): Rename from
2295 Insert_into_vector; change all callers. Use Swap_unaligned to
2296 avoid aliasing issue; remove union since it is unnecessary.
2298 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2300 * Makefile.am (CCFILES): Add gc.cc.
2302 * Makefile.in: Regenerate.
2303 * gold.cc (Gc_runner): New class.
2304 (queue_initial_tasks): Call garbage collection related tasks
2305 when corresponding options are invoked.
2306 (queue_middle_gc_tasks): New function.
2307 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2308 processed early before laying out sections during garbage collection.
2309 * gold.h (queue_middle_gc_tasks): New function.
2310 (is_prefix_of): Move from "layout.cc".
2311 * i386.cc (Target_i386::gc_process_relocs): New function.
2312 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2313 * main.cc (main): Create object of class "Garbage_collection".
2314 * object.cc (Relobj::copy_symbols_data): New function.
2315 (Relobj::is_section_name_included): New function.
2316 (Sized_relobj::do_layout): Allow this function to be called twice
2317 during garbage collection and defer layout of section during the
2319 * object.h (Relobj::get_symbols_data): New function.
2320 (Relobj::is_section_name_included): New function.
2321 (Relobj::copy_symbols_data): New function.
2322 (Relobj::set_symbols_data): New function.
2323 (Relobj::get_relocs_data): New function.
2324 (Relobj::set_relocs_data): New function.
2325 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2326 (Relobj::gc_process_relocs): New function.
2327 (Relobj::do_gc_process_relocs): New pure virtual function.
2328 (Relobj::sd_): New data member.
2329 (Sized_relobj::is_output_section_offset_invalid): New function.
2330 (Sized_relobj::do_gc_process_relocs): New function.
2331 * options.h (General_options::gc_sections): Modify to not be a no-op.
2332 (General_options::print_gc_sections): New option.
2333 * plugin.cc (Plugin_finish::run): Remove function call to
2334 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2335 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2336 * reloc.cc (Read_relocs::run): Add task to process relocs and
2337 determine unreferenced sections when doing garbage collection.
2338 (Gc_process_relocs): New class.
2339 (Sized_relobj::do_gc_process_relocs): New function.
2340 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2341 sections that are garbage collected.
2342 * reloc.h (Gc_process_relocs): New class.
2343 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2344 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2345 symbols whose corresponding sections are garbage collected.
2346 (Symbol_table::Symbol_table): Add new parameter for the garbage
2348 (Symbol_table::gc_mark_undef_symbols): New function.
2349 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2350 (Symbol_table::gc_mark_dyn_syms): New function.
2351 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2353 (Symbol_table::add_from_object): Likewise.
2354 (Symbol_table::add_from_relobj): When building shared objects, do not
2355 treat externally visible symbols as garbage.
2356 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2357 table information for static and relocatable links.
2358 * symtab.h (Symbol_table::set_gc): New function.
2359 (Symbol_table::gc): New function.
2360 (Symbol_table::gc_mark_undef_symbols): New function.
2361 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2362 (Symbol_table::gc_mark_dyn_syms): New function.
2363 (Symbol_table::gc_): New data member.
2364 * target.h (Sized_target::gc_process_relocs): New pure virtual
2366 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2367 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2369 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2371 * options.h (General_options::gc_sections): Define as a no-op for now.
2372 (General_options::no_keep_memory): Ditto.
2373 (General_options::Bshareable): Define.
2374 * options.cc (General_options::finalize): Honor -Bshareable.
2376 2009-01-20 Andreas Schwab <schwab@suse.de>
2378 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2379 read the value in the contents, since we don't use it. Use the
2380 template endianness when writing.
2381 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2383 2009-01-19 Andreas Schwab <schwab@suse.de>
2385 * configure.tgt (powerpc64-*): Fix targ_obj.
2387 2009-01-15 Ian Lance Taylor <iant@google.com>
2389 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2390 local symbols when stripping all symbols.
2392 2009-01-14 Cary Coutant <ccoutant@google.com>
2394 * output.cc (Output_reloc): Add explicit instantiations.
2396 2009-01-14 Cary Coutant <ccoutant@google.com>
2398 * archive.cc (Archive::get_elf_object_for_member): Remove call
2399 to File_read::claim_for_plugin.
2400 * descriptors.cc (Descriptors::open): Remove reference to
2402 (Descriptors::claim_for_plugin): Remove.
2403 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2404 (Descriptors::is_claimed): Remove.
2405 (claim_descriptor_for_plugin): Remove.
2406 * fileread.cc (File_read::claim_for_plugin): Remove.
2407 * fileread.h (File_read::claim_for_plugin): Remove.
2408 (File_read::descriptor): Reopen descriptor if necessary.
2409 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2410 (Plugin_manager::all_symbols_read): Add task parameter. Change
2412 (Plugin_manager::get_input_file): New function.
2413 (Plugin_manager::release_input_file): New function.
2414 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2415 corresponding data member.
2416 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2417 and pass to base constructor. Change all callers.
2418 (get_input_file, release_input_file): New functions.
2419 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2420 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2421 (Plugin_manager::all_symbols_read): Add task parameter.
2422 (Plugin_manager::get_input_file): New function.
2423 (Plugin_manager::release_input_file): New function.
2424 (Plugin_manager::task_): New data member.
2425 (Pluginobj::Pluginobj): Add filesize parameter.
2426 (Pluginobj::filename): New function.
2427 (Pluginobj::descriptor): New function.
2428 (Pluginobj::filesize): New function.
2429 (Pluginobj::filesize_): New data member.
2430 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2431 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2432 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2434 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2435 with archive libraries.
2436 * testsuite/Makefile.in: Regenerate.
2437 * testsuite/plugin_test.c (struct sym_info): New type.
2438 (get_input_file, release_input_file): New static variables.
2439 (onload): Capture new transfer vector entries.
2440 (claim_file_hook): Stop reading at end of file according to filesize.
2441 Factor out parsing of readelf output into separate function.
2442 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2443 APIs and get the source file name from the symbol table. Convert
2444 source file name to corresponding object file name. Print info
2445 message when adding new input files.
2446 (parse_readelf_line): New function.
2447 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2448 * testsuite/plugin_test_2.sh: Likewise.
2449 * testsuite/plugin_test_3.sh: Likewise.
2450 * testsuite/plugin_test_4.sh: New test case.
2452 2009-01-07 Ian Lance Taylor <iant@google.com>
2454 * version.cc (version_string): Bump to 1.8.
2456 2008-12-23 Cary Coutant <ccoutant@google.com>
2458 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2459 * plugin.cc (Plugin_manager::finish): Rename as
2460 layout_deferred_objects. Move cleanup to separate function.
2461 (Plugin_manager::cleanup): New function.
2462 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2464 * plugin.h (Plugin_manager::finish): Rename as
2465 layout_deferred_objects.
2466 (Plugin_manager::cleanup): New function.
2467 (Plugin_manager::cleanup_done): New field.
2469 2008-12-23 Cary Coutant <ccoutant@google.com>
2471 * plugin.cc (is_visible_from_outside): New function.
2472 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2473 so we don't return "IR only" status for exported symbols or -r links.
2475 * testsuite/Makefile.am (plugin_test_3): New test case.
2476 * testsuite/Makefile.in: Regenerate.
2477 * testsuite/plugin_test_3.sh: New file.
2479 2008-12-22 Cary Coutant <ccoutant@google.com>
2481 * object.cc (Sized_relobj::layout_section): New function.
2482 (Sized_relobj::do_layout): Defer layout of input sections until after
2483 plugin has provided replacement files.
2484 (Sized_relobj::do_layout_deferred_sections): New function.
2485 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2486 (Relobj::layout_deferred_sections): New function.
2487 (Relobj::do_layout_deferred_sections): New function.
2488 (Sized_relobj::do_layout_deferred_sections): New function.
2489 (Sized_relobj::layout_section): New function.
2490 (Sized_relobj::Deferred_layout): New structure.
2491 (Sized_relobj::deferred_layout_): New field.
2492 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2493 Change all callers. Layout deferred sections.
2494 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2496 (Plugin_hook::run): Move code from do_plugin_hook inline.
2497 (Plugin_hook::do_plugin_hook): Remove.
2498 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2499 (Plugin_manager::finish): Renamed, was cleanup.
2500 (Plugin_manager::should_defer_layout): New function.
2501 (Plugin_manager::add_deferred_layout_object): New function.
2502 (Plugin_manager::Deferred_layout_list): New type.
2503 (Plugin_manager::deferred_layout_objects_): New field.
2504 (Plugin_hook::do_plugin_hook): Remove.
2506 2008-12-17 Ian Lance Taylor <iant@google.com>
2508 * options.h (class General_options): Add --no case for
2511 2008-12-16 Cary Coutant <ccoutant@google.com>
2513 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2515 (Plugin_manager::claim_file): Create plugin object even if
2516 plugin did not call the add_symbols callback.
2517 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2518 asking for more symbols than were added.
2519 * testsuite/Makefile.am (plugin_test_1): Add test case with
2521 (empty.syms): New target.
2522 * testsuite/Makefile.in: Regenerate.
2523 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2524 message. Don't call add_symbols if no globals.
2525 (all_symbols_read_hook): Don't provide replacement for empty
2528 2008-12-12 Ian Lance Taylor <iant@google.com>
2530 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2531 r_type == 0 for a local symbol with r_sym == 0.
2532 (scan_relocatable_relocs): Pass r_sym to
2533 local_non_section_strategy.
2534 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2537 * configure.ac: Update test for TLS descriptors: they are
2538 supported as of glibc 2.9.
2539 * configure: Rebuild.
2541 2008-12-11 Ian Lance Taylor <iant@google.com>
2544 * target-reloc.h (Default_scan_relocatable_relocs): For each
2545 function, map r_type == 0 to RELOC_DISCARD.
2547 2008-12-10 Cary Coutant <ccoutant@google.com>
2549 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2550 object to override a kept COMDAT group from a plugin object.
2552 2008-12-09 Ian Lance Taylor <iant@google.com>
2555 * yyscript.y (file_cmd): Handle INPUT.
2557 * testsuite/initpri1.c: Change all declarations to be full
2558 prototypes by adding void, to avoid compiler warnings.
2560 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2562 * options.cc (General_options::parse_plugin_opt): New.
2563 (General_options::add_plugin): The argument now is just the filename.
2564 (General_options::add_plugin_option): New.
2565 * options.h (plugin_opt): New.
2566 (add_plugin): Change argument name.
2567 (add_plugin_option): New.
2568 * plugin.cc (Plugin::load): Don't parse the plugin option.
2569 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2570 (Plugin::add_option): New.
2571 (Plugin::args_): Change type.
2572 (Plugin::filename_): New.
2573 (Plugin_manager::add_plugin_option): New.
2574 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2575 * testsuite/Makefile.in: Regenerate.
2577 2008-12-05 Cary Coutant <ccoutant@google.com>
2579 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2580 Handle --strip-lto-sections option.
2581 * options.h (strip_lto_sections): New option.
2583 2008-12-01 Cary Coutant <ccoutant@google.com>
2585 * plugin.cc (ld_plugin_message): Change format parameter to const.
2586 Fix mismatch between new[] and delete.
2588 2008-11-14 Cary Coutant <ccoutant@google.com>
2590 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2593 2008-11-05 Craig Silverstein <csilvers@google.com>
2595 * options.cc (General_options::parse_dynamic_list): New function.
2596 * options.h (General_options): New flags dynamic_list,
2597 dynamic_list_data, dynamic_list_cpp_new, and
2598 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2599 (General_options::in_dynamic_list): New function.
2600 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2601 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2602 (Lex::can_continue_name): Likewise.
2604 (read_script_file): New parameter script_options.
2605 (read_dynamic_list): New function.
2606 (Script_options::define_dynamic_list): New function.
2607 (dynamic_list_keyword_parsecodes): New variable.
2608 (dynamic_list_keywords): New variable.
2609 * script.h (Script_options::define_dynamic_list): New function
2611 (read_dynamic_list): New function prototype.
2612 * symtab.cc (strprefix): New macro.
2613 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2614 dynamic_list_data, dynamic_list_cpp_new, and
2615 dynamic_list_cpp_typeinfo.
2616 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2617 (dynamic_list_expr): New rule.
2618 (dynamic_list_nodes): Likewise.
2619 (dynamic_list_node): Likewise.
2620 * testsuite/Makefile.am (dynamic_list): New test.
2621 * testsuite/Makefile.in: Regenerated.
2622 * testsuite/dynamic_list.t: New file.
2623 * testsuite/dynamic_list.sh: New file.
2625 2008-11-05 Craig Silverstein <csilvers@google.com>
2627 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2628 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2629 (t11_last): Likewise.
2630 * testsuite/ver_test_6.c (main): Likewise.
2632 2008-10-07 Cary Coutant <ccoutant@google.com>
2634 * options.c (General_options::finalize): Add check for -static and
2636 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2639 2008-10-02 Cary Coutant <ccoutant@google.com>
2641 * plugin.cc (make_sized_plugin_object): Fix conditional
2642 compilation to work when not all targets are enabled.
2644 2008-09-29 Cary Coutant <ccoutant@google.com>
2646 * archive.cc (Archive::get_file_and_offset): Use filename instead
2647 of name to get library path.
2648 (Archive::include_member): Unlock external member of a thin archive.
2650 * testsuite/Makefile.am (TEST_AR): New variable.
2651 (thin_archive_test_1): New test.
2652 (thin_archive_test_2): New test.
2653 * testsuite/Makefile.in: Regenerate.
2654 * testsuite/thin_archive_main.cc: New file.
2655 * testsuite/thin_archive_test_1.cc: New file.
2656 * testsuite/thin_archive_test_2.cc: New file.
2657 * testsuite/thin_archive_test_3.cc: New file.
2658 * testsuite/thin_archive_test_4.cc: New file.
2660 2008-09-29 Cary Coutant <ccoutant@google.com>
2662 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2663 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2665 (Sized_relobj::do_finalize_local_symbols): Likewise.
2666 (Sized_relobj::map_to_kept_section): Likewise.
2667 * object.h (Sized_relobj::invalid_address): New constant.
2668 (Sized_relobj::do_output_section_offset): Check for invalid_address
2670 * output.cc (Output_reloc::local_section_offset): Use constant
2671 invalid_address instead of -1U.
2672 (Output_reloc::get_address): Likewise.
2673 (Output_section::output_address): Change -1U to -1ULL.
2674 * output.h (Output_reloc::invalid_address): New constant.
2675 * reloc.cc (Sized_relobj::write_sections): Use constant
2676 invalid_address instead of -1U.
2677 (Sized_relobj::relocate_sections): Likewise.
2678 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2679 values for merge sections.
2680 * target-reloc.h (relocate_for_relocatable): Use constant
2681 invalid_address instead of -1U.
2683 2008-09-19 Cary Coutant <ccoutant@google.com>
2685 Add plugin functionality for link-time optimization (LTO).
2686 * configure.ac (plugins): Add --enable-plugins option.
2687 * configure: Regenerate.
2688 * config.in: Regenerate.
2689 * Makefile.am (LIBDL): New variable.
2690 (CCFILES): Add plugin.cc.
2691 (HFILES): Add plugin.h.
2692 (ldadd_var): Add LIBDL.
2693 * Makefile.in: Regenerate.
2695 * archive.cc: Include "plugin.h".
2696 (Archive::setup): Don't preread archive symbols when using a plugin.
2697 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2698 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2700 (Archive::include_member): Add symbols from plugin objects.
2701 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2702 * descriptors.cc (Descriptors::open): Check for file descriptors
2703 abandoned by plugins.
2704 (Descriptors::claim_for_plugin): New function.
2705 * descriptors.h (Descriptors::claim_for_plugin): New function.
2706 (Open_descriptor::is_claimed): New field.
2707 (claim_descriptor_for_plugin): New function.
2708 * fileread.cc (File_read::claim_for_plugin): New function.
2709 * fileread.h (File_read::claim_for_plugin): New function.
2710 (File_read::descriptor): New function.
2711 * gold.cc: Include "plugin.h".
2712 (queue_initial_tasks): Add task to call plugin hooks for generating
2714 * main.cc: Include "plugin.h".
2715 (main): Load plugin libraries.
2716 * object.h (Pluginobj): Declare.
2717 (Object::pluginobj): New function.
2718 (Object::do_pluginobj): New function.
2719 (Object::set_target): New function.
2720 * options.cc: Include "plugin.h".
2721 (General_options::parse_plugin): New function.
2722 (General_options::General_options): Initialize plugins_ field.
2723 (General_options::add_plugin): New function.
2724 * options.h (Plugin_manager): Declare.
2725 (General_options): Add --plugin option.
2726 (General_options::has_plugins): New function.
2727 (General_options::plugins): New function.
2728 (General_options::add_plugin): New function.
2729 (General_options::plugins_): New field.
2730 * plugin.cc: New file.
2731 * plugin.h: New file.
2732 * readsyms.cc: Include "plugin.h".
2733 (Read_symbols::do_read_symbols): Check for archive before checking
2734 for ELF file. Call plugin hooks to claim files.
2735 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2736 from a real object file; force override when processing replacement
2738 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2739 (Symbol::init_base_object): Likewise.
2740 (Symbol::init_base_output_data): Likewise.
2741 (Symbol::init_base_output_segment): Likewise.
2742 (Symbol::init_base_constant): Likewise.
2743 (Symbol::init_base_undefined): Likewise.
2744 (Symbol::output_section): Assert that object is not a plugin.
2745 (Symbol_table::add_from_pluginobj): New function.
2746 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2748 (Symbol_table::sized_write_globals): Likewise.
2749 (Symbol_table::add_from_pluginobj): Instantiate template.
2750 * symtab.h (Sized_pluginobj): Declare.
2751 (Symbol::in_real_elf): New function.
2752 (Symbol::set_in_real_elf): New function.
2753 (Symbol::in_real_elf_): New field.
2754 (Symbol_table::add_from_pluginobj): New function.
2756 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2757 (LIBDL): New variable.
2759 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2760 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2761 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2762 (MOSTLYCLEANFILES): Likewise.
2763 * testsuite/Makefile.in: Regenerate.
2764 * testsuite/plugin_test.c: New file.
2765 * testsuite/plugin_test_1.sh: New file.
2766 * testsuite/plugin_test_2.sh: New file.
2768 2008-09-16 Ian Lance Taylor <iant@google.com>
2770 * target-reloc.h (relocate_section): Check whether a symbol is
2771 defined by the ABI before reporting an undefined symbol error.
2772 * target.h (Target::is_defined_by_abi): Make parameter const.
2773 (Target::do_is_defined_by_abi): Likewise.
2774 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2775 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2776 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2777 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2778 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2779 * testsuite/Makefile.in: Rebuild.
2781 * fileread.cc (make_view): Add casts to avoid warning.
2783 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2785 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2786 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2788 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2790 * options.h (General_options::output_is_executable): New.
2791 (General_options::output_is_pie): New.
2792 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2793 for shared libraries.
2794 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2796 2008-09-11 Chris Demetriou <cgd@google.com>
2798 * options.h (origin): New -z option.
2799 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2800 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
2803 2008-09-05 Cary Coutant <ccoutant@google.com>
2805 * fileread.cc (File_read::make_view): Add check for attempt to map
2808 2008-09-05 Cary Coutant <ccoutant@google.com>
2810 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
2811 explicit instantiations.
2813 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
2816 * options.cc (General_options::finalize): Allow undefined symbols
2817 in shlibs if linking -shared.
2820 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
2821 symbols as not needing a dynsym entry.
2823 2008-08-20 Craig Silverstein <csilvers@google.com>
2825 * fileread.cc (File_read::open): Do not lock the file unless it
2826 was successfully opened.
2828 2008-08-14 Cary Coutant <ccoutant@google.com>
2830 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
2831 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
2832 * testsuite/tls_test.cc (struct int128): 128-bit struct
2833 for testing TLS relocs with non-zero addend.
2834 (v12): New TLS variable.
2836 (t_last): Add check for v12.
2837 * testsuite/tls_test.h (t12): New function.
2838 * testsuite/tls_test_main.cc (thread_routine): Call new test.
2840 2008-08-13 Ian Lance Taylor <iant@google.com>
2842 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
2843 set tls_segment_ or relro_segment_.
2844 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
2846 * output.h (Output_section::clear_is_relro): New function.
2847 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
2848 sections specially even when output_data_ is empty.
2849 (Output_segment::maximum_alignment): When first section is relro,
2850 only force alignment for PT_LOAD segments.
2851 * script.cc (script_data_segment_align): New function.
2852 (script_data_segment_relro_end): New function.
2853 * script-c.h (script_data_segment_align): Declare.
2854 (script_data_segment_relro_end): Declare.
2855 * script-sections.h (class Script_sections): Declare
2856 data_segment_align and data_segment_relro_end. Add fields
2857 segment_align_index_ and saw_relro_end_.
2858 * script-sections.cc (class Sections_element): Add set_is_relro
2859 virtual function. Add new bool* parameter to place_orphan_here.
2860 Add get_output_section virtual function.
2861 (class Output_section_definition): Add set_is_relro. Add new
2862 bool* parameter to place_orphan_here. Add get_output_section.
2863 Add is_relro_ field.
2864 (Output_section_definition::Output_section_definition): Initialize
2865 evaluated_address_, evaluated_load_address, evaluated_addralign_,
2866 and is_relro_ fields.
2867 (Output_section_definition::place_orphan_here): Add is_relro
2869 (Output_section_definition::set_section_addresses): Set relro for
2871 (Output_section_definition::alternate_constraint): Likewise.
2872 (class Orphan_output_section): Add new bool* parameter to
2873 place_orphan_here. Add get_output_section.
2874 (Orphan_output_section::place_orphan_here): Add is_relro
2876 (Script_sections::Script_sections): Initialize
2877 data_segment_align_index_ and saw_relro_end_.
2878 (Script_sections::data_segment_align): New function.
2879 (Script_sections::data_segment_relro_end): New function.
2880 (Script_sections::place_orphan): Set or clear is_relro.
2881 (Script_sections::set_section_addresses): Force alignment of first
2883 * yyscript.y (exp): Call script_data_segment_align and
2884 script_data_segment_relro_end.
2885 * testsuite/relro_script_test.t: New file.
2886 * testsuite/relro_test.cc (using_script): Declare.
2887 (t1, t2): Test using_script.
2888 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
2889 (relro_script_test_SOURCES): Define.
2890 (relro_script_test_DEPENDENCIES): Define.
2891 (relro_script_test_LDFLAGS): Define.
2892 (relro_script_test_LDADD): Define.
2893 (relro_script_test.so): New target.
2894 * testsuite/Makefile.in: Rebuild.
2896 2008-08-06 Cary Coutant <ccoutant@google.com>
2898 * archive.cc (Archive::total_archives, Archive::total_members)
2899 (Archive::total_members_loaded): New variables.
2900 (Archive::setup): Add parameter. Add option to preread
2902 (Archive::read_armap): Add counter.
2903 (Archive::get_file_and_offset): New function.
2904 (Archive::get_elf_object_for_member): New function.
2905 (Archive::read_all_symbols): New function.
2906 (Archive::read_symbols): New function.
2907 (Archive::add_symbols): Add counters.
2908 (Archive::include_all_members): Use armap to find members if it's
2910 (Archive::include_member): Skip reading symbols if already read.
2911 Factored code into Archive::get_file_and_offset and
2912 Archive::get_elf_object_for_member. Changed call to
2913 Mapfile::report_include_archive_member.
2914 (Archive::print_stats): New function.
2915 * archive.h: Declare Object and Read_symbols_data classes.
2916 (Archive::Archive): Add initializers for new members.
2917 (Archive::setup): Add parameter.
2918 (Archive::print_stats): New function.
2919 (Archive::total_archives, Archive::total_members)
2920 (Archive::total_members_loaded): New variables.
2921 (Archive::get_file_and_offset): New function.
2922 (Archive::get_elf_object_for_member): New function.
2923 (Archive::read_all_symbols): New function.
2924 (Archive::read_symbols): New function.
2925 (Archive::Archive_member): New class.
2926 (Archive::members_): New member.
2927 (Archive::num_members_): New member.
2928 * main.cc: Include archive.h.
2929 (main): Call Archive::print_stats.
2930 * mapfile.cc (Mapfile::report_include_archive_member): Delete
2931 archive parameter; member_name is now the fully-decorated name.
2932 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
2933 * options.h: (General_options): Add --preread-archive-symbols option.
2934 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
2937 2008-08-04 Ian Lance Taylor <iant@google.com>
2939 * symtab.h (Symbol::use_plt_offset): New function.
2940 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
2941 * powerpc.cc (Relocate::relocate): Likewise.
2942 * sparc.cc (Relocate::relocate): Likewise.
2943 * x86_64.cc (Relocate::relocate): Likewise.
2944 * testsuite/weak_plt.sh: New test.
2945 * testsuite/weak_plt_main.cc: New test.
2946 * testsuite/weak_plt_shared.cc: New test.
2947 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
2948 (check_PROGRAMS): Add weak_plt.
2949 (check_DATA): Add weak_plt_shared.so.
2950 (weak_plt_main_pic.o, weak_plt): New targets.
2951 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
2952 * testsuite/Makefile.in: Rebuild.
2954 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
2956 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
2957 * testsuite/Makefile.in: Rebuild.
2959 2008-08-04 Alan Modra <amodra@bigpond.net.au>
2961 * Makefile.am (POTFILES.in): Set LC_ALL=C.
2962 * Makefile.in: Regenerate.
2963 * po/POTFILES.in: Regenerate.
2965 2008-07-29 Ian Lance Taylor <iant@google.com>
2967 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
2968 symbols before other symbols.
2969 * testsuite/script_test_2.cc (test_addr): Declare.
2970 (test_addr_alias): Declare.
2971 (main): Check that test_addr and test_addr_alias have the right
2973 * testsuite/script_test_2.t: Define test_addr_alias and
2976 2008-07-24 Ian Lance Taylor <iant@google.com>
2979 * descriptors.cc: New file.
2980 * descriptors.h: New file.
2981 * gold-threads.h (class Hold_optional_lock): New class.
2982 * fileread.cc: Include "descriptors.h".
2983 (File_read::~File_read): Release descriptor rather than closing
2985 (File_read::open) [file]: Call open_descriptor rather than open.
2986 Set is_descriptor_opened_.
2987 (File_read::open) [memory]: Assert that descriptor is not open.
2988 (File_read::reopen_descriptor): New function.
2989 (File_read::release): Release descriptor.
2990 (File_read::do_read): Make non-const. Reopen descriptor.
2991 (File_read::read): Make non-const.
2992 (File_read::make_view): Reopen descriptor.
2993 (File_read::do_readv): Likewise.
2994 * fileread.h (class File_read): Add is_descriptor_opened_ field.
2995 Update declarations.
2996 * layout.cc: Include "descriptors.h".
2997 (Layout::create_build_id): Use open_descriptor rather than open.
2998 * output.cc: Include "descriptors.h".
2999 (Output_file::open): Use open_descriptor rather than open.
3000 * archive.cc (Archive::const_iterator): Change Archive to be
3002 (Archive::begin, Archive::end): Make non-const.
3003 (Archive::count_members): Likewise.
3004 * archive.h (class Archive): Update declarations.
3005 * object.h (Object::read): Make non-const.
3006 * Makefile.am (CCFILES): Add descriptors.cc.
3007 (HFILES): Add descriptors.h.
3008 * Makefile.in: Rebuild.
3011 * gold.h: Always include <clocale>. Add Solaris workarounds
3012 following code in binutils/sysdep.h.
3015 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3016 this->eh_frame_hdr_ is NULL before using it.
3018 * dynobj.cc (Versions::Versions): Update comment.
3020 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3021 the base version name.
3023 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3024 array size plus one.
3025 (Stringpool_template::set_string_offsets): Subtract one from key
3026 before using it as an array index.
3027 (Stringpool_template::get_offset_with_length): Likewise.
3028 (Stringpool_template::write_to_buffer): Likewise.
3029 * stringpool.h (Stringpool_template::get_offset_from_key):
3032 2008-07-23 Ian Lance Taylor <iant@google.com>
3035 * object.h (Merged_symbol_value::value): Do our best to handle a
3039 * script.cc (Version_script_info::get_versions): Don't add empty
3040 version tag to return value.
3041 (Version_script_info::get_symbol_version_helper): Change return
3042 type to bool. Add pversion parameter. Change all callers.
3043 (script_register_vers_node): Don't require a non-NULL tag.
3044 * script.h (class Version_script_info): Update declarations.
3045 (Version_script_info::get_symbol_version): Change return type to
3046 bool. Add version parameter. Change all callers.
3047 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3048 handling. Handle an empty version from a version script.
3049 (Symbol_table::define_special_symbol): Likewise.
3050 * testsuite/ver_test_10.script: New file.
3051 * testsuite/ver_test_10.sh: New file.
3052 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3053 (check_DATA): Add ver_test_10.syms.
3054 (ver_test_10.syms, ver_test_10.so): New target.
3055 * testsuite/Makefile.in: Rebuild.
3057 2008-07-23 Simon Baldwin <simonb@google.com>
3059 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3060 to zero for undefined symbols from dynamic libraries.
3062 2008-07-23 Ian Lance Taylor <iant@google.com>
3064 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3066 * symtab.h (class Symbol_table): Update declaration.
3067 * testsuite/ver_test_9.cc: New file.
3068 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3069 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3070 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3071 (ver_test_9.so, ver_test_9.o): New targets.
3072 * testsuite/Makefile.in: Rebuild.
3074 2008-07-22 Ian Lance Taylor <iant@google.com>
3076 * options.h (class General_options): Define --check-sections.
3077 * layout.cc (Layout::set_segment_offsets): Handle
3080 * options.h (class General_options): Define -n/--nmagic and
3082 * options.cc (General_options::finalize): For -n/--nmagic or
3083 -N/--omagic, set -static.
3084 * layout.cc (Layout::attach_allocated_section_to_segment): If
3085 -N/--omagic, don't put read-only and read-write sections in
3087 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3088 finding a read-only segment.
3089 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3090 don't set the minimum segment alignment to the common page size,
3091 and don't set the file offset to the address modulo the page size.
3092 * script-sections.cc (Script_sections::create_segments): If
3093 -n/--omagic, don't put read-only and read-write sections in
3096 * cref.cc: New file.
3098 * options.h (class General_options): Add --print-symbol-counts.
3099 * main.cc (main): Issue defined symbol report if requested.
3100 * archive.cc (Archive::interpret_header): Make into a const member
3102 (Archive::add_symbols): Call Input_objects::archive_start and
3104 (Archive::const_iterator): Define new class.
3105 (Archive::begin, Archive::end): New functions.
3106 (Archive::include_all_members): Rewrite to use iterator.
3107 (Archive::count_members): New function.
3108 * archive.h (class Archive): Update declarations.
3109 (Archive::filename): New function.
3110 * object.cc: Include "cref.h".
3111 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3112 (Sized_relobj::do_get_global_symbol_counts): New function.
3113 (Input_objects::add_object): Add object to cross-referencer.
3114 (Input_objects::archive_start): New function.
3115 (Input_objects::archive_stop): New function.
3116 (Input_objects::print_symbol_counts): New function.
3117 * object.h: Declare Cref and Archive.
3118 (Object::get_global_symbol_counts): New function.
3119 (Object::do_get_global_symbol_counts): New pure virtual function.
3120 (class Sized_relobj): Add defined_count_ field. Update
3122 (class Input_objects): Add cref_ field. Update constructor.
3123 Update declarations.
3124 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3126 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3128 (Sized_dynobj::do_get_global_symbol_counts): New function.
3129 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3130 defined_count_. Update declarations. Define Symbols typedef.
3131 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3132 parameter. Change all callers.
3133 (Symbol_table::add_from_dynobj): Add sympointers and defined
3134 parameters. Change all callers.
3135 * symtab.h (class Symbol_table): Update declarations.
3136 * Makefile.am (CCFILES): Add cref.cc.
3137 (HFILES): Add cref.h.
3138 * Makefile.in: Rebuild.
3140 2008-07-22 Simon Baldwin <simonb@google.com>
3142 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3143 to zero when writing undefined symbols.
3145 2008-07-22 Ian Lance Taylor <iant@google.com>
3147 * output.cc (Output_section::add_input_section): Don't try to
3148 merge empty merge sections.
3150 2008-07-21 Craig Silverstein <csilvers@google.com>
3152 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3153 Include symbol version in error message.
3155 2008-07-20 Chris Demetriou <cgd@google.com>
3157 * configure.ac (gold_cv_c_random_seed): New configured variable.
3158 (RANDOM_SEED_CFLAGS): New substituted variable.
3159 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3160 * configure: Rebuild.
3161 * Makefile.in: Likewise.
3162 * testsuite/Makefile.in: Likewise.
3164 2008-07-18 Ian Lance Taylor <iant@google.com>
3166 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3167 where we see NAME/NULL and NAME/VERSION as separate symbols.
3168 * testsuite/ver_test_main.cc (main): Call t4.
3169 (t4, t4_2a): Define.
3170 * testsuite/ver_test_2.cc (t4_2): Define.
3171 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3172 * testsuite/ver_test_4.cc (t4_2a): Define.
3173 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3174 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3176 2008-07-17 Ian Lance Taylor <iant@google.com>
3178 * dynobj.cc (Versions::add_def): If we give an error about a
3179 missing version, go ahead and create the version anyhow.
3181 2008-07-10 Ian Lance Taylor <iant@google.com>
3183 Handle output sections with more than 0x7fffffff bytes.
3184 * object.h (class Relobj): Change map_to_output_ to
3185 output_sections_, and just keep a section pointer. Change all
3186 uses. Move comdat group support to Sized_relobj.
3187 (Relobj::is_section_specially_mapped): Remove.
3188 (Relobj::output_section): Remove poff parameter. Change all
3190 (Relobj::output_section_offset): New function.
3191 (Relobj::set_section_offset): Rewrite.
3192 (Relobj::map_to_output): Remove.
3193 (Relobj::output_sections): New function.
3194 (Relobj::do_output_section_offset): New pure virtual function.
3195 (Relobj::do_set_section_offset): Likewise.
3196 (class Sized_relobj): Add section_offsets_ field. Add comdat
3197 group support from Relobj. Update declarations.
3198 (Sized_relobj::get_output_section_offset): New function.
3199 (Sized_relobj::do_output_section_offset): New function.
3200 (Sized_relobj::do_set_section_offset): New function.
3201 * object.cc (Relobj::output_section_address): Remove.
3202 (Sized_relobj::Sized_relobj): Initialize new fields.
3203 (Sized_relobj::include_section_group): Cast find_kept_object to
3205 (Sized_relobj::include_linkonce_section): Likewise.
3206 (Sized_relobj::do_layout): Use separate arrays for output section
3208 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3210 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3211 output_sections and section_offsets.
3212 (Sized_relobj::write_local_symbols): Likewise.
3213 (map_to_kept_section): Compute output address directly.
3214 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3215 output_sections and section_offsets.
3216 (Sized_relobj::write_sections): Likewise.
3217 (Sized_relobj::relocate_sections): Likewise.
3218 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3219 * output.h (class Output_reloc): Update declarations. Change
3220 u2_.relobj to Sized_relobj*.
3221 (class Output_data_reloc): Change add functions to use
3223 * output.cc (Output_reloc::Output_reloc): Change relobj to
3225 (Output_reloc::local_section_offset): Change return type to
3226 Elf_Addr. Use get_output_section_offset.
3227 (Output_reloc::get_address): Likewise.
3228 (Output_section::is_input_address_mapped): Don't call
3229 is_section_specially_mapped.
3230 (Output_section::output_offset): Likewise.
3231 (Output_section::output_address): Likewise.
3232 (Output_section::starting_output_address): Likewise.
3233 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3234 parameter to Sized_relobj*.
3235 (Copy_relocs::need_copy_reloc): Likewise.
3236 (Copy_relocs::save): Likewise.
3237 * copy-relocs.h (class Copy_relocs): Update declarations.
3238 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3239 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3240 * target-reloc.h (relocate_for_relocatable): Change
3241 offset_in_output_section type to Elf_Addr. Change code that uses
3243 * layout.cc (Layout::layout): Always set *off.
3244 * mapfile.cc (Mapfile::print_input_section): Use
3245 output_section_offset.
3246 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3248 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3249 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3250 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3252 2008-07-03 Ian Lance Taylor <iant@google.com>
3254 * layout.cc (Layout::include_section): Do not discard unrecognized
3255 SHT_STRTAB sections.
3257 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3259 * script.cc (Lex::can_continue_name): Make '?' allowable in
3260 version-script names.
3261 * testsuite/version_script.map: Change glob pattern to use '?'
3263 2008-06-30 Manish Singh <yosh@gimp.org>
3266 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3269 2008-06-30 Ian Lance Taylor <iant@google.com>
3273 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3274 versions]: Don't try to read the value in the contents, since we
3275 don't use it. Use the template endianness when writing.
3277 2008-06-25 Cary Coutant <ccoutant@google.com>
3279 * fileread.cc (File_read::make_view): Assert on zero-length view.
3280 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3281 symbol table when there are no symbols to read.
3283 2008-06-23 Craig Silverstein <csilvers@google.com>
3285 * version.cc (version_string): Bump to 1.7
3287 2008-06-18 Craig Silverstein <csilvers@google.com>
3289 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3290 constant 0xFFFF to type Valtype.
3291 (Powerpc_relocate_functions::rel16_ha): Likewise.
3293 2008-06-17 Ian Lance Taylor <iant@google.com>
3295 * output.h (Output_section::Input_section): Initialize p2align_ to
3296 zero for Output_section_data constructors.
3297 (Output_section::Input_section::addralign): If not an input
3298 section, return the alignment of the Output_section_data.
3299 * testsuite/copy_test.cc: New file.
3300 * testsuite/copy_test_1.cc: New file.
3301 * testsuite/copy_test_2.cc: New file.
3302 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3303 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3304 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3305 (copy_test_1_pic.o, copy_test_1.so): New targets.
3306 (copy_test_2_pic.o, copy_test_2.so): New targets.
3307 * testsuite/Makefile.in: Rebuild.
3309 * script-sections.cc (Script_sections::place_orphan): Initialize
3310 local variable exact.
3312 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3314 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3316 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3317 David S. Miller <davem@davemloft.net>
3319 * powerpc.cc: New file.
3320 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3321 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3322 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3323 * Makefile.in: Rebuild.
3325 2008-06-09 Ian Lance Taylor <iant@google.com>
3327 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3329 (throwing, orig_terminate): New static variables.
3330 (terminate_handler): New static function.
3331 (t2): Set terminate handler.
3333 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3336 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3339 2008-05-30 Cary Coutant <ccoutant@google.com>
3341 * archive.cc (Archive::include_all_members) Correct to step
3342 over symbol table and extended name table in thin archives.
3344 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3347 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3350 2008-05-28 Caleb Howe <cshowe@google.com>
3352 * reduced_debug_output.cc: New file.
3353 * reduced_debug_output.h: New file.
3354 * options.h (class General_options): Add --strip-debug-non-line.
3355 * options.cc (General_options::finalize): Add strip_debug_non_line
3356 to the strip heirarchy.
3357 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3359 * layout.cc: Include "reduced_debug_output.h".
3360 (Layout::Layout): Initialize new fields.
3361 (line_only_debug_sections): New static array.
3362 (is_lines_only_debug_sections): New static inline function.
3363 (Layout::include_section): Handle --strip-debug-non-line.
3364 (Layout::make_output_section): If --strip-debug-non-line, build
3365 new output sections for .debug_abbrev and .debug_info.
3366 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3367 gold. Warn about possible overflow.
3368 (read_signed_LEB_128): Likewise.
3369 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3370 (read_signed_LEB_128): Declare.
3371 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3372 (HFILES): Add reduced_debug_output.h.
3373 * Makefile.in: Rebuild.
3375 2008-05-21 Ian Lance Taylor <iant@google.com>
3377 * mapfile.cc: New file.
3378 * mapfile.h: New file.
3379 * options.h (class General_options): Add -M/--print-map and -Map.
3380 * options.cc (General_options::finalize): Make -M equivalent to
3382 * main.cc: Include <cstdio> and "mapfile.h".
3383 (main): Open mapfile if requested.
3384 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3385 constructor. Change caller.
3386 (queue_initial_tasks): Add mapfile parameter. Change caller.
3387 (queue_middle_tasks): Likewise.
3388 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3390 * archive.cc: Include "mapfile.h".
3391 (Archive::add_symbols): Add mapfile parameter. Change all
3392 callers. Pass mapfile, symbol, and reason to include_member.
3393 (Archive::include_all_members): Add mapfile parameter. Change all
3395 (Archive::include_member): Add mapfile, sym, and why parameters.
3396 Change all callers. Report inclusion to map file.
3397 * archive.h: Include "fileread.h".
3398 (class Archive): Update declarations.
3399 (Archive::file): New const method.
3400 (class Add_archive_symbols): Add mapfile_ field. Update
3401 constructor. Change all callers.
3402 * readsyms.h (class Read_symbols): Likewise.
3403 (class Finish_group): Likewise.
3404 (class Read_script): Likewise.
3405 * common.cc: Include "mapfile.h".
3406 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3408 (Symbol_table::do_allocate_commons): Likewise.
3409 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3410 symbol allocation to mapfile.
3411 * common.h (class Allocate_commons_task): Add mapfile_ field.
3412 Update constructor. Change all callers.
3413 * symtab.h (class Symbol_table): Update declarations.
3414 * layout.cc: Include "mapfile.h".
3415 (Layout_task_runner::run): Print information to mapfile.
3416 (Layout::create_gold_note): Change Output_data_fixed_space to
3417 Output_data_zero_fill.
3418 (Layout::create_build_id): Likewise.
3419 (Layout::print_to_mapfile): New function.
3420 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3421 constructor. Change caller.
3422 (class Layout): Declare print_to_mapfile.
3423 * output.cc (Output_section::Input_section::print_to_mapfile): New
3425 (Output_section::add_input_section): If producing a map, always
3426 add to input_sections_ list.
3427 (Output_section::do_print_to_mapfile): New function.
3428 (Output_segment::print_sections_to_mapfile): New function.
3429 (Output_segment::print_section_list_to_mapfile): New function.
3430 * output.h: Include "mapfile.h".
3431 (Output_data::print_to_mapfile): New function.
3432 (Output_data::do_print_to_mapfile): New virtual function.
3433 (Output_segment_headers::do_print_to_mapfile): New function.
3434 (Output_file_header::do_print_to_mapfile): New function.
3435 (Output_data_const::do_print_to_mapfile): New function.
3436 (class Output_data_const_buffer): Add map_name_ field. Update
3437 constructor. Change all callers. Add do_print_to_mapfile
3439 (class Output_data_fixed_space): Likewise.
3440 (class Output_data_space): Likewise.
3441 (class Output_data_zero_fill): New class.
3442 (Output_data_strtab::do_print_to_mapfile): New function.
3443 (Output_data_reloc_base::do_print_to_mapfile): New function.
3444 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3445 (Output_data_group::do_print_to_mapfile): New function.
3446 (Output_data_got::do_print_to_mapfile): New function.
3447 (Output_data_dynamic::do_print_to_mapfile): New function.
3448 (Output_symtab_xindex::do_print_to_mapfile): New function.
3449 (class Output_section): Declare do_print_to_mapflie. Declare
3450 print_to_mapfile in Input_section.
3451 (class Output_segment): Declare new functions.
3452 * object.h (Sized_relobj::symbol_count): New function.
3453 * script-sections.cc
3454 (Output_section_element_dot_assignment::set_section_addresses):
3455 Change Output_data_fixed_space to Output_data_zero_fill.
3456 (Output_data_expression::do_print_to_mapfile): New function.
3457 * script.cc (read_input_script): Add mapfile parameter. Change
3459 * script.h (read_input_script): Update declaration.
3460 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3461 (Eh_frame::do_print_to_mapfile): New function.
3462 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3463 (Output_merge_string::do_print_to_mapfile): New function.
3464 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3466 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3468 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3470 * Makefile.am (CCFILES): Add mapfile.cc.
3471 (HFILES): Add mapfile.h.
3472 * Makefile.in: Rebuild.
3474 2008-05-19 Ian Lance Taylor <iant@google.com>
3476 * options.h (class General_options): Add -z relro.
3477 * layout.cc (Layout::Layout): Initialize relro_segment_.
3478 (Layout::add_output_section_data): Return the output section.
3479 (Layout::make_output_section): Rcognize relro sections and mark
3481 (Layout::attach_allocated_section_to_segment): Put relro sections
3482 in a PT_GNU_RELRO segment.
3483 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3485 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3487 (Layout::linkonce_mapping): Map d.rel.ro.local to
3489 (Layout::output_section_name): Us .data.rel.ro.local for any
3490 section which begins with that.
3491 * layout.h (class Layout): Update add_output_section_data
3492 declaration. Add relro_segment_ field.
3493 * output.cc (Output_section::Output_section): Initialize is_relro_
3494 and is_relro_local_ fields.
3495 (Output_segment::add_output_section): Group relro sections.
3496 (Output_segment::is_first_section_relro): New function.
3497 (Output_segment::maximum_alignment): If there is a relro section,
3498 align the segment to the common page size.
3499 (Output_segment::set_section_addresses): Track whether we are
3500 looking at relro sections. If the last section is a relro
3501 section, align to the common page size.
3502 (Output_segment::set_section_list_addresses): Add in_relro
3503 parameter. Change all callers. Align to the page size when
3504 moving from relro to non-relro section.
3505 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3507 * output.h (class Output_section): Add is_relro_ and
3508 is_relro_local_ fields.
3509 (Output_section::is_relro): New function.
3510 (Output_section::set_is_relro): New function.
3511 (Output_section::is_relro_local): New function.
3512 (Output_section::set_is_relro_local): New function.
3513 (class Output_segment): Update declarations.
3514 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3515 * sparc.cc (Target_sparc::got_section): Likewise.
3516 * x86_64.cc (Target_x86_64::got_section): Likewise.
3517 * testsuite/relro_test_main.cc: New file.
3518 * testsuite/relro_test.cc: New file.
3519 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3520 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3521 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3522 (relro_test.so, relro_test_pic.o): New targets.
3523 * testsuite/Makefile.in: Rebuild.
3525 2008-05-16 Ian Lance Taylor <iant@google.com>
3527 * output.cc (Output_segment::add_output_section): Remove front
3529 * output.h (class Output_segment): Remove
3530 add_initial_output_section and overloaded add_output_section.
3531 Update declaration of remaining add_output_section.
3532 * layout.cc (Layout::create_interp): Call add_output_section
3533 rather than add_initial_output_section.
3534 (Layout::finish_dynamic_section): Likewise.
3536 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3537 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3538 know the dynamic type.
3539 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3540 field. Initialize it in constructor.
3541 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3542 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3543 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3546 * output.cc (Output_reloc::get_address): Change return type to
3548 * output.h (class Output_reloc): Update get_address declaration.
3549 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3550 for section addresses.
3552 2008-05-09 Ian Lance Taylor <iant@google.com>
3555 * gold.cc (gold_nomem): Use return value of write.
3557 2008-05-08 Ian Lance Taylor <iant@google.com>
3559 * symtab.c (Symbol::init_base_output_data): Add version
3560 parameter. Change all callers.
3561 (Symbol::init_base_output_segment): Likewise.
3562 (Symbol::init_base_constant): Likewise.
3563 (Symbol::init_base_undefined): Likewise.
3564 (Sized_symbol::init_output_data): Likewise.
3565 (Sized_symbol::init_output_segment): Likewise.
3566 (Sized_symbol::init_constant): Likewise.
3567 (Sized_symbol::init_undefined): Likewise.
3568 (Symbol_table::do_define_in_output_data): If the new symbol has a
3569 version, mark it as the default.
3570 (Symbol_table::do_define_in_output_segment): Likewise.
3571 (Symbol_table::do_define_as_constant): Likewise.
3572 * symtab.h (class Symbol): Update declarations.
3573 (class Sized_symbol): Likewise.
3574 * resolve.cc (Symbol::override_version): New function.
3575 (Symbol::override_base): Call override_version.
3576 (Symbol::override_base_with_special): Likewise.
3577 * testsuite/ver_script_8.script: New file.
3578 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3579 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3580 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3581 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3583 2008-05-06 Ian Lance Taylor <iant@google.com>
3586 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3588 (class General_options): Remove existing --undefined, and add
3589 --no-undefined instead. Add new --undefined as synonym for -u.
3590 * archive.cc (Archive::add_symbols): Check whether symbol was
3592 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3593 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3594 all uses. Add IS_UNDEFINED. Update declarations to split
3595 different versions of init_base. Declare init_base_undefined.
3596 (Symbol::is_defined): Handle IS_UNDEFINED.
3597 (Symbol::is_undefined): Likewise.
3598 (Symbol::is_weak_undefined): Call is_undefined.
3599 (Symbol::is_absolute): Handle IS_CONSTANT.
3600 (class Sized_symbol): Update declarations to split different
3601 versions of init. Declare init_undefined.
3602 (class Symbol_table): Declare new functions.
3603 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3605 (Symbol::init_base_output_data): Likewise.
3606 (Symbol::init_base_output_segment): Likewise.
3607 (Symbol::init_base_constant): Likewise.
3608 (Symbol::init_base_undefined): New function.
3609 (Sized_symbol::init_object): Rename from init. Change all
3611 (Sized_symbol::init_output_data): Likewise.
3612 (Sized_symbol::init_output_segment): Likewise.
3613 (Sized_symbol::init_constant): Likewise.
3614 (Sized_symbol::init_undefined): New function.
3615 (Symbol_table::add_undefined_symbols_from_command_line): New
3617 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3619 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3620 (Symbol::output_section): Likewise.
3621 (Symbol::set_output_section): Likewise.
3622 (Symbol_table::sized_finalize_symbol): Likewise.
3623 (Symbol_table::sized_write_globals): Likewise.
3624 * resolve.cc (Symbol_table::should_override): Likewise.
3625 (Symbol::override_base_with_special): Likewise.
3627 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3628 symbol, change it to have default visibility.
3629 * testsuite/protected_1.cc: New file.
3630 * testsuite/protected_2.cc: New file.
3631 * testsuite/protected_3.cc: New file.
3632 * testsuite/protected_main_1.cc: New file.
3633 * testsuite/protected_main_2.cc: New file.
3634 * testsuite/protected_main_3.cc: New file.
3635 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3636 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3637 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3638 (protected_1.so): New target.
3639 (protected_1_pic.o, protected_2_pic.o): New targets.
3640 (protected_3_pic.o): New target.
3641 (check_PROGRAMS): Add protected_2.
3642 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3643 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3644 * testsuite/Makefile.in: Rebuild.
3646 * options.h (DEFINE_var): Add set_user_set_##varname__.
3647 (DEFINE_bool_alias): New macro.
3648 (class General_options): Define -Bstatic using DEFINE_bool_alias
3649 rather than DEFINE_special. Add --undefined as an alias for -z
3651 * options.cc (General_options::parse_Bstatic): Remove.
3653 * options.h (class General_options): Add --fatal-warnings.
3654 * main.cc (main): Implement --fatal-warnings.
3655 * errors.h (Errors::warning_count): New function.
3657 * options.h (class General_options): Add -Bsymbolic-functions.
3658 * symtab.h (Symbol::is_preemptible): Check for
3659 -Bsymbolic-functions.
3661 2008-05-05 Ian Lance Taylor <iant@google.com>
3663 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3664 as noVARNAME rather than no-VARNAME.
3665 (class General_options): Add option -z combreloc.
3666 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3668 (Output_reloc::sort_before) [SHT_REL]: New function.
3669 (Output_reloc::sort_before) [SHT_RELA]: New function.
3670 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3671 Sort_relocs_comparison.
3672 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3673 parameter. Change all callers.
3674 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3675 sort_relocs parameter. Change all callers.
3676 * output.cc (Output_reloc::get_address): New function, broken out
3678 (Output_reloc::write_rel): Call it.
3679 (Output_reloc::compare): New function.
3680 (Output_data_reloc_base::do_write): Optionally sort relocs.
3682 * configure.ac: If targ_extra_obj is set, link it in.
3683 * configure.tgt: Initialize all variables.
3684 (x86_64*): Set targ_extra_obj and targ_extra_size.
3685 * configure: Rebuild.
3687 * object.cc (Sized_relobj::include_section_group): Adjust section
3688 indexes read from group data. Build vector to pass to
3690 * layout.cc (Layout::layout_group): Add flags and shndxes
3691 parameters. Remove contents parameter. Change caller. Update
3692 explicit instantiations.
3693 * layout.h (class Layout): Update layout_group declaration.
3694 * output.cc (Output_data_group::Output_data_group): Add flags and
3695 input_shndxes parameters. Remove contents parameter. Change
3697 (Output_data_group::do_write): Change input_sections_ to
3699 * output.h (class Output_data_group): Update constructor
3700 declaration. Rename input_sections_ to input_shndxes_.
3701 * testsuite/many_sections_test.cc: Add template.
3703 2008-04-30 Cary Coutant <ccoutant@google.com>
3705 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3707 * layout.cc (Layout::include_section): Refactored check for debug
3709 (Layout::add_comdat): Add new parameters. Change type
3710 of signature parameter. Add object and shndx to signatures table.
3711 (Layout::find_kept_object): New function.
3712 * layout.h: Include <cstring>.
3713 (Layout::is_debug_info_section): New function.
3714 (Layout::add_comdat): Add new parameters.
3715 (Layout::find_kept_object): New function.
3716 (Layout::Kept_section): New struct.
3717 (Layout::Signatures): Change type of map range.
3718 * object.cc (Relobj::output_section_address): New function.
3719 (Sized_relobj::include_section_group): Add new parameters. Change
3720 calls to Layout::add_comdat. Change to build table of kept comdat
3721 groups and table mapping discarded sections to kept sections.
3722 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3723 (Sized_relobj::do_layout): Change calls to include_section_group and
3724 include_linkonce_section.
3725 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3726 value to zero when section is discarded.
3727 (Sized_relobj::map_to_kept_section): New function.
3728 * object.h (Relobj::output_section_address): New function.
3729 (Relobj::Comdat_group): New type.
3730 (Relobj::find_comdat_group): New function.
3731 (Relobj::Comdat_group_table): New type.
3732 (Relobj::Kept_comdat_section): New type.
3733 (Relobj::Kept_comdat_section_table): New type.
3734 (Relobj::add_comdat_group): New function.
3735 (Relobj::set_kept_comdat_section): New function.
3736 (Relobj::get_kept_comdat_section): New function.
3737 (Relobj::comdat_groups_): New field.
3738 (Relobj::kept_comdat_sections_): New field.
3739 (Symbol_value::input_value): Update comment.
3740 (Sized_relobj::map_to_kept_section) New function.
3741 (Sized_relobj::include_linkonce_section): Add new parameter.
3742 * target-reloc.h (Comdat_behavior): New type.
3743 (get_comdat_behavior): New function.
3744 (relocate_section): Add code to map a discarded section to the
3745 corresponding kept section when applying a relocation.
3747 2008-04-30 Craig Silverstein <csilvers@google.com>
3749 * dwarf_reader.cc (next_generation_count): New static var.
3750 (Addr2line_cache_entry): New struct.
3751 (addr2line_cache): New static var.
3752 (Dwarf_line_info::one_addr2line): Added caching.
3753 (Dwarf_line_info::clear_addr2line_cache): New function.
3754 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3755 cache-size parameter.
3756 (Dwarf_line_info::one_addr2line_cache): New function.
3757 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3758 new cache-size argument to one_addr2line(), and clear cache.
3760 2008-04-28 Cary Coutant <ccoutant@google.com>
3762 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3763 R_386_PC8 relocations.
3765 2008-04-23 Ian Lance Taylor <iant@google.com>
3767 * object.cc (Sized_relobj::include_section_group): Check for
3768 invalid section group.
3770 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3773 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3774 than read for file header.
3775 * archive.cc (Archive::include_member): Likewise.
3777 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3779 * aclocal.m4: Regenerate.
3780 * configure: Regenerate.
3782 2008-04-19 Ian Lance Taylor <iant@google.com>
3784 * version.cc (version_string): Bump to 1.6.
3786 * testsuite/Makefile.am (many_sections_r_test): New target.
3787 (many_sections_r_test_SOURCES): Remove.
3788 (many_sections_r_test_DEPENDENCIES): Remove.
3789 (many_sections_r_test_LDFLAGS): Remove.
3790 (many_sections_r_test_LDADD): Remove.
3792 * object.cc (Sized_relobj::do_add_symbols): Always pass
3793 local_symbol_count_ to add_from_relobj.
3795 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3796 every thousand variables.
3797 * testsuite/Makefile.in: Rebuild.
3799 * object.cc (Xindex::initialize_symtab_xindex): New function.
3800 (Xindex::read_symtab_xindex): New function.
3801 (Xindex::sym_xindex_to_shndx): New function.
3802 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
3804 (Sized_relobj::do_initialize_xindex): New function.
3805 (Sized_relobj::do_read_symbols): Adjust section links.
3806 (Sized_relobj::symbol_section_and_value): Add is_ordinary
3807 parameter. Change all callers.
3808 (Sized_relobj::include_section_group): Adjust section links and
3809 symbol section indexes.
3810 (Sized_relobj::do_layout): Adjust section links.
3811 (Sized_relobj::do_count_local_symbols): Adjust section links and
3812 symbol section indexes.
3813 (Sized_relobj::do_finalize_local_symbols): Distinguish between
3814 ordinary and special symbols.
3815 (Sized_relobj::write_local_symbols): Add symtab_xindex and
3816 dynsym_xindex parameters. Change all callers. Adjust section
3817 links. Use SHN_XINDEX when needed.
3818 (Sized_relobj::get_symbol_location_info): Adjust section links.
3819 Don't get fooled by special symbols.
3820 * object.h (class Xindex): Define.
3821 (class Object): Add xindex_ parameter. Declare virtual functoin
3822 do_initialize_xindex.
3823 (Object::adjust_sym_shndx): New function.
3824 (Object::set_xindex): New protected function.
3825 (class Symbol_value): Add is_ordinary_shndx_ field.
3826 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
3827 (Symbol_value::value): Assert ordinary section.
3828 (Symbol_value::initialize_input_to_output_map): Likewise.
3829 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
3831 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
3833 (class Sized_relobj): Update declarations.
3834 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
3835 parameter. Change all callers.
3836 (Sized_relobj::adjust_shndx): New function.
3837 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
3839 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
3840 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
3841 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
3842 (Sized_dynobj::read_dynsym_section): Adjust section links.
3843 (Sized_dynobj::read_dynamic): Likewise.
3844 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
3846 (Sized_dynobj::do_initialize_xindex): New function.
3847 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
3848 do_initialize_xindex.
3849 (Sized_dynobj::adjust_shndx): New function.
3850 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
3851 dynsym_xindex_ fields.
3852 (Layout::finalize): Add a call to set_section_indexes before
3853 creating the symtab sections.
3854 (Layout::set_section_indexes): Don't do anything if the section
3855 already has a section index.
3856 (Layout::create_symtab_sections): Add shnum parameter. Change
3857 caller. Create .symtab_shndx section if needed.
3858 (Layout::create_shdrs): Add shstrtab_section parameter. Change
3860 (Layout::allocated_output_section_count): New function.
3861 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
3863 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
3864 fields. Update declarations.
3865 (Layout::symtab_xindex): New function.
3866 (Layout::dynsym_xindex): New function.
3867 (class Write_symbols_task): Add layout_ field.
3868 (Write_symbols_task::Write_symbols_task): Add layout parameter.
3870 * output.cc (Output_section_headers::Output_section_headers): Add
3871 shstrtab_section parameter. Change all callers.
3872 (Output_section_headers::do_sized_write): Store overflow values
3873 for section count and section string table section index in
3874 section header zero.
3875 (Output_file_header::do_sized_write): Check for overflow of
3876 section count and section string table section index.
3877 (Output_symtab_xindex::do_write): New function.
3878 (Output_symtab_xindex::endian_do_write): New function.
3879 * output.h (class Output_section_headers): Add shstrtab_section_.
3880 Update declarations.
3881 (class Output_symtab_xindex): Define.
3882 (Output_section::has_out_shndx): New function.
3883 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
3885 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
3887 (Sized_symbol::init): Likewise.
3888 (Symbol::output_section): Check for ordinary symbol.
3889 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
3890 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
3892 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
3893 Change all callers. Simplify handling of symbols from sections
3894 not included in the link.
3895 (Symbol_table::add_from_dynobj): Handle ordinary symbol
3897 (Weak_alias_sorter::operator()): Assert that symbols are
3899 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
3901 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
3902 parameters. Change all callers.
3903 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
3904 symbol distinction. Use SHN_XINDEX when needed.
3905 (Symbol_table::write_section_symbol): Add symtab_xindex
3906 parameter. Change all callers.
3907 (Symbol_table::sized_write_section_symbol): Likewise. Use
3908 SHN_XINDEX when needed.
3909 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
3911 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
3912 (Symbol::is_defined): Check is_ordinary.
3913 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
3914 (Symbol::is_absolute, Symbol::is_common): Likewise.
3915 (class Sized_symbol): Update declarations.
3916 (class Symbol_table): Update declarations.
3917 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
3918 parameters. Change all callers.
3919 (Sized_symbol::override): Likewise.
3920 (Symbol_table::override): Likewise.
3921 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
3922 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
3923 is_ordinary, and orig_st_shndx parameters. Change all callers.
3924 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
3925 to be in an ordinary section.
3926 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
3927 object and is_ordinary parameters. Change all callers.
3928 (Sized_dwarf_line_info::read_relocs): Add object parameter.
3929 Change all callers. Don't add undefined or non-ordinary symbols
3931 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
3933 * dwarf_reader.h (class Sized_dwarf_line_info): Update
3935 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
3936 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
3937 (Sized_relobj::relocate_sections): Likewise.
3938 * target-reloc.h (scan_relocs): Adjust section symbol index.
3939 (scan_relocatable_relocs): Likewise.
3940 * i386.cc (Scan::local): Check for ordinary symbols.
3941 * sparc.cc (Scan::local): Likewise.
3942 * x86_64.cc (Scan::local): Likewise.
3943 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
3944 to symbol_section_and_value.
3945 * testsuite/many_sections_test.cc: New file.
3946 * testsuite/Makefile.am (BUILT_SOURCES): Define.
3947 (check_PROGRAMS): Add many_sections_test.
3948 (many_sections_test_SOURCES): Define.
3949 (many_sections_test_DEPENDENCIES): Define.
3950 (many_sections_test_LDFLAGS): Define.
3951 (BUILT_SOURCES): Add many_sections_define.h.
3952 (many_sections_define.h): New target.
3953 (BUILT_SOURCES): Add many_sections_check.h.
3954 (many_sections_check.h): New target.
3955 (check_PROGRAMS): Add many_sections_r_test.
3956 (many_sections_r_test_SOURCES): Define.
3957 (many_sections_r_test_DEPENDENCIES): Define.
3958 (many_sections_r_test_LDFLAGS): Define.
3959 (many_sections_r_test_LDADD): Define.
3960 (many_sections_r_test.o): New target.
3961 * testsuite/Makefile.in: Rebuild.
3963 2008-04-17 Cary Coutant <ccoutant@google.com>
3965 * errors.cc (Errors::info): New function.
3966 (gold_info): New function.
3967 * errors.h (Errors::info): New function.
3968 * gold.h (gold_info): New function.
3969 * object.cc (Input_objects::add_object): Print trace output.
3970 * options.cc (options::parse_set): New function.
3971 (General_options::parse_wrap): Deleted.
3972 (General_options::General_options): Deleted initializer.
3973 * options.h (options::String_set): New typedef.
3974 (options::parse_set): New function.
3975 (DEFINE_set): New macro.
3976 (General_options::wrap): Changed to use DEFINE_set. Changed
3977 callers of any_wrap_symbols and is_wrap_symbol.
3978 (General_options::trace, General_options::trace_symbol):
3980 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
3981 (General_options::wrap_symbols_): Deleted.
3982 * symtab.cc (Symbol_table::add_from_object): Print trace output.
3984 2008-04-17 David S. Miller <davem@davemloft.net>
3986 * options.cc (General_options::parse_V): New function.
3987 * options.h: Add entries for -V and -Qy.
3989 2008-04-17 Ian Lance Taylor <iant@google.com>
3991 * common.cc (Symbol_table::allocate_commons): Remove options
3992 parameter. Change caller.
3993 (Symbol_table::do_allocate_commons): Remove options parameter.
3994 Change caller. Just call do_allocate_commons_list twice.
3995 (Symbol_table::do_allocate_commons_list): New function, broken out
3996 of do_allocate_commons.
3997 * common.h (class Allocate_commons_task): Remove options_ field.
3999 * symtab.cc (Symbol_table::Symbol_table): Initialize
4001 (Symbol_table::add_from_object): Put TLS common symbols on
4003 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4004 which are IN_OUTPUT_DATA.
4005 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4006 allocate_commons and do_allocate_commons declarations. Declare
4007 do_allocate_commons_list.
4008 * gold.cc (queue_middle_tasks): Update creation of
4009 Allocate_commons_task to not pass options.
4010 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4011 (TLS_TEST_C_FLAGS): New variable.
4012 (tls_test_c_pic.o): New target.
4013 (tls_test_shared.so): Link in tls_test_c_pic.o.
4014 (tls_test_c_pic_ie.o): New target.
4015 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4016 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4017 (tls_test_c.o): New target.
4018 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4019 (tls_pic_test_LDADD): Likewise.
4020 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4021 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4022 (tls_test_c_gnu2.o): New target.
4023 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4025 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4026 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4027 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4028 * testsuite/tls_test.cc: Include "config.h".
4029 (t_last): Call t11_last.
4030 * testsuite/tls_test.h (t11, t11_last): Declare.
4031 * testsuite/tls_test_c.c: New file.
4032 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4033 * configure.ac: Check for OpenMP support.
4034 * configure, config.in, Makefile.in: Rebuild.
4035 * testsuite/Makefile.in: Rebuild.
4037 2008-04-16 Cary Coutant <ccoutant@google.com>
4039 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4040 (Target_i386::tls_base_symbol_defined_): New field.
4041 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4042 (Target_i386::Scan::global): Likewise.
4043 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4044 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4045 (Target_x86_64::tls_base_symbol_defined_): New field.
4046 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4047 (Target_x86_64::Scan::global): Likewise.
4049 2008-04-16 Cary Coutant <ccoutant@google.com>
4051 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4052 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4053 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4054 building shared libraries.
4055 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4056 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4057 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4058 * testsuite/Makefile.in: Rebuild.
4059 * testsuite/weak_undef.h: New file.
4060 * testsuite/weak_undef_file1.cc: Add extra test cases.
4061 * testsuite/weak_undef_file2.cc: Likewise.
4062 * testsuite/weak_undef_test.cc: Likewise.
4064 2008-04-16 David S. Miller <davem@davemloft.net>
4066 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4067 Add issued_non_pic_error_ field. Declare check_non_pic.
4068 (Target_sparc::Scan::check_non_pic): New function.
4069 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4070 (Target_sparc::Scan::global): Likewise.
4072 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4073 * configure: Rebuild.
4075 * options.h (DEFINE_enable): New macro.
4076 (new_dtags): New enable option.
4077 (initfirst, interpose, loadfltr, nodefaultlib,
4078 nodelete, nodlopen, nodump): New -z options.
4079 * layout.cc (Layout:finish_dynamic_section): If new
4080 dtags enabled, emit DT_RUNPATH. Also, emit a
4081 DT_FLAGS_1 containing any specified -z flags.
4083 2008-04-16 Ian Lance Taylor <iant@google.com>
4085 * copy-relocs.cc: New file.
4086 * copy-relocs.h: New file.
4087 * reloc.cc: Remove Copy_relocs code.
4088 * reloc.h: Likewise.
4089 * reloc-types.h (struct Reloc_types) [both versions]: Add
4090 get_reloc_addend_noerror.
4091 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4092 variants of add_global which take an addend which must be zero.
4093 * i386.cc: Include "copy-relocs.h".
4094 (class Target_i386): Change type of copy_relocs_ to variable,
4096 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4098 (Target_i386::do_finalize_sections): Change handling of
4100 * sparc.cc: Include "copy-relocs.h".
4101 (class Target_sparc): Change type of copy_relocs_ to variable,
4103 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4105 (Target_sparc::do_finalize_sections): Change handling of
4107 * x86_64.cc: Include "copy-relocs.h".
4108 (class Target_x86_64): Change type of copy_relocs_ to variable,
4110 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4111 class. Change all callers.
4112 (Target_x86_64::do_finalize_sections): Change handling of
4114 * Makefile.am (CCFILES): Add copy-relocs.cc.
4115 (HFILES): Add copy-relocs.h.
4117 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4119 * testsuite/script_test_4.sh: Permit leading zeroes.
4121 2008-04-15 Ian Lance Taylor <iant@google.com>
4123 * script-sections.cc (Script_sections::create_segments): Use
4124 header_size_adjustment even when there is enough room for the
4126 * testsuite/script_test_4.sh: New file.
4127 * testsuite/script_test_4.t: New file.
4128 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4129 (check_DATA): Add script_test_4.stdout.
4130 (MOSTLYCLEANFILES): Likewise.
4131 (script_test_4): New target.
4132 (script_test_4.stdout): New target.
4133 * testsuite/Makefile.in: Rebuild.
4135 * sparc.cc: Add definitions for Output_data_plt_sparc class
4138 2008-04-14 David S. Miller <davem@davemloft.net>
4140 * sparc.cc: New file.
4141 * Makefile.am (TARGETSOURCES): Add sparc.cc
4142 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4143 * configure.tgt: Document targ_extra_size and
4144 targ_extra_big_endian. Add entries for sparc-* and
4146 * configure.ac: Handle targ_extra_size and
4147 targ_extra_big_endian.
4148 * Makefile.in: Rebuild.
4149 * configure: Likewise.
4150 * po/POTFILES.in: Likewise.
4151 * po/gold.pot: Likewise.
4153 2008-04-14 Ian Lance Taylor <iant@google.com>
4155 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4156 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4157 in the name/type/flags to section mapping. Don't call
4158 allocate_output_section.
4159 (Layout::choose_output_section): Change parameter from adjust_name
4160 to is_input_section. Don't permit input sections after sections
4161 are attached to segments. Don't call allocate_output_section.
4162 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4163 not write_enable_output_section.
4164 (Layout::make_output_section): Don't push to
4165 unattached_section_list_ nor call attach_to_segment. Call
4166 attach_section_to_segment if sections are attached.
4167 (Layout::attach_sections_to_segments): New function.
4168 (Layout::attach_section_to_segment): New function.
4169 (Layout::attach_allocated_section_to_segment): Rename from
4170 attach_to_segment. Remove flags parameter.
4171 (Layout::allocate_output_section): Remove function.
4172 (Layout::write_enable_output_section): Remove function.
4173 * layout.h (class Layout): Update for above changes. Add new
4174 field sections_are_attached_.
4175 * output.h (Output_section::update_flags_for_input_section): New
4177 * output.cc (Output_section::add_input_section): Call
4178 update_flags_for_input_section.
4179 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4181 2008-04-11 Cary Coutant <ccoutant@google.com>
4183 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4184 thought unnecessary.
4185 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4187 2008-04-11 Ian Lance Taylor <iant@google.com>
4189 * output.h (class Output_section_data): Remove inline definition
4191 * output.cc (Output_section_data::set_addralign): New function.
4193 2008-04-11 Cary Coutant <ccoutant@google.com>
4195 Add support for TLS descriptors for i386 and x86_64.
4196 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4197 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4198 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4200 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4201 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4202 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4204 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4205 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4206 Fix problem with initial-exec relocations.
4207 (Target_i386::Relocate::relocate_tls): Likewise.
4208 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4210 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4211 support for section-plus-offset dynamic table entries.
4212 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4213 (Output_data_dynamic::Dynamic_entry): Add support for
4214 section-plus-offset dynamic table entries.
4215 (Output_data_dynamic::Classification): Likewise.
4216 (Output_data_dynamic::classification_): Renamed offset_.
4217 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4218 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4219 (Target_x86_64::make_plt_section): New function.
4220 (Target_x86_64::reserve_tlsdesc_entries): New function.
4221 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4222 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4223 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4224 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4225 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4226 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4227 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4228 add extra PLT entry for TLS descriptors.
4229 (Output_data_plt_x86_64::got_): New field.
4230 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4231 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4233 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4235 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4236 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4237 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4238 R_386_TLS_DESC_CALL relocations.
4239 (Target_x86_64::Scan::global): Likewise.
4240 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4241 for TLS descriptors.
4242 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4243 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4244 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4245 GD-to-IE relaxation.
4246 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4247 and TLS_DESCRIPTORS.
4248 * Makefile.in: Rebuild.
4249 * configure: Rebuild.
4250 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4251 (tls_test_shared2.so): New target.
4252 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4253 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4254 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4255 (tls_shared_gd_to_ie_test_LDADD): New variable.
4256 (tls_shared_gnu2_gd_to_ie_test): New target.
4257 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4259 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4260 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4261 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4262 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4263 (tls_shared_gnu2_test): New target.
4264 (tls_test_gnu2_shared.so): New target.
4265 (tls_shared_gnu2_test_SOURCES): New variable.
4266 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4267 (tls_shared_gnu2_test_LDFLAGS): New variable.
4268 (tls_shared_gnu2_test_LDADD): New variable.
4269 * testsuite/Makefile.in: Rebuild.
4270 * testsuite/Makefile.
4272 2008-04-11 Ian Lance Taylor <iant@google.com>
4274 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4276 * testsuite/Makefile.in: Rebuild.
4278 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4280 * testsuite/script_test_2.cc (main): Adjust test.
4282 2008-04-11 David S. Miller <davem@davemloft.net>
4283 Ian Lance Taylor <iant@google.com>
4285 * options.h (General_options): Add entries for '-Y' and
4287 * options.cc (General_options:finalize): If -Y was used, add those
4288 entries to the library path instead of the default "/lib" and
4291 2008-04-11 David S. Miller <davem@davemloft.net>
4293 * testsuite/justsyms.t: Start at 0x100.
4294 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4295 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4297 * testsuite/script_test_2.cc: Adjust string and section length
4300 2008-04-09 Ian Lance Taylor <iant@google.com>
4303 * script-sections.cc (Sections_element::allocate_to_segment): Add
4305 (Output_section_definition::allocate_to_segment): Likewise.
4306 (Orphan_output_section::allocate_to_segment): Likewise.
4307 (Script_sections::attach_sections_using_phdrs_clause): Don't
4308 propagate non-PT_LOAD segments to orphan sections.
4309 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4310 readelf rather than objdump.
4311 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4312 .interp section and PT_INTERP segment are the same size.
4313 * testsuite/Makefile.in: Rebuild.
4315 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4316 aliases for symbols defined in the same object.
4317 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4318 (weak_alias_test_SOURCES): New variable.
4319 (weak_alias_test_DEPENDENCIES): New variable.
4320 (weak_alias_test_LDFLAGS): New variable.
4321 (weak_alias_test_LDADD): New variable.
4322 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4323 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4324 (weak_alias_test_3.o): New target.
4325 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4326 * testsuite/weak_alias_test_main.cc: New file.
4327 * testsuite/weak_alias_test_1.cc: New file.
4328 * testsuite/weak_alias_test_2.cc: New file.
4329 * testsuite/weak_alias_test_3.cc: New file.
4331 2008-04-08 Ian Lance Taylor <iant@google.com>
4333 * options.h (class General_options): Add --noinhibit-exec option.
4334 * main.cc (main): Check --noinhibit-exec.
4336 * options.h (class General_options): Define --wrap as a special
4337 option. Add wrap_symbols_ field.
4338 (General_options::any_wrap_symbols): New function.
4339 (General_options::is_wrap_symbol): New function.
4340 * options.cc (General_options::parse_wrap): New function.
4341 (General_options::General_options): Initialize wrap_symbols_.
4342 * symtab.cc (Symbol_table::wrap_symbol): New function.
4343 (Symbol_table::add_from_object): Handle --wrap.
4344 * symtab.h (class Symbol_table): Declare wrap_symbol.
4345 * target.h (Target::wrap_char): New function.
4346 (Target::Target_info): Add wrap_char field.
4347 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4348 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4349 * testsuite/testfile.cc (Target_test::test_target_info):
4352 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4355 * layout.h (class Layout): Add added_eh_frame_data_ field.
4356 * layout.cc (Layout::Layout): Initialize new field.
4357 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4358 output section until we find a section we merged successfully.
4359 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4360 that the size be non-zero.
4362 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4365 2008-04-08 Craig Silverstein <csilvers@google.com>
4367 * configure.ac: Export new conditional variable HAVE_ZLIB.
4368 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4370 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4371 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4373 2008-04-07 Ian Lance Taylor <iant@google.com>
4375 * version.cc (version_string): Set to "1.5".
4377 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4378 Add issued_non_pic_error_ field. Declare check_non_pic.
4379 (Target_x86_64::Scan::check_non_pic): New function.
4380 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4381 (Target_x86_64::Scan::global): Likewise.
4383 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4384 addend parameter. Change caller. Handle merge sections.
4385 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4386 Address to Addend. Don't add in the result of
4387 local_section_offset, pass down the addend and use the returned
4389 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4390 Update declarations of local_section_offset and symbol_value.
4391 * testsuite/two_file_test_1.cc (t18): New function.
4392 * testsuite/two_file_test_2.cc (f18): New function.
4393 * testsuite/two_file_test_main.cc (main): Call t18.
4394 * testsuite/two_file_test.h (t18, f18): Declare.
4396 * configure.ac: Don't test for objdump, c++filt, or readelf.
4397 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4399 (TEST_READELF): New variable.
4400 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4401 (check_PROGRAMS): Add two_file_strip_test.
4402 (two_file_strip_test): New target.
4403 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4404 (two_file_same_shared_strip_test_SOURCES): New variable.
4405 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4406 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4407 (two_file_same_shared_strip_test_LDADD): New variable.
4408 (two_file_shared_strip.so): New target.
4409 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4410 (ver_test_5.syms, ver_test_7.syms): Likewise.
4411 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4412 (strip_test_3.stdout): Use TEST_OBJDUMP.
4413 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4415 2008-04-04 Cary Coutant <ccoutant@google.com>
4417 * symtab.h (Symbol::is_weak_undefined): New function.
4418 (Symbol::is_strong_undefined): New function.
4419 (Symbol::is_absolute): New function.
4420 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4421 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4423 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4424 (weak_undef_test): New target.
4425 * testsuite/Makefile.in: Rebuild.
4426 * testsuite/weak_undef_file1.cc: New file.
4427 * testsuite/weak_undef_file2.cc: New file.
4428 * testsuite/weak_undef_test.cc: New file.
4430 2008-04-03 Craig Silverstein <csilvers@google.com>
4432 * compressed_output.h (class Output_compressed_section): Use
4434 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4436 (zlib_compressed_suffix): Removed.
4437 (Output_compressed_section::set_final_data_size): Use unsigned
4439 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4440 Fix linker invocation.
4441 (flagstest_o_specialfile_and_compress_debug_sections):
4443 * testsuite/Makefile.in: Regenerated.
4445 2008-04-02 David S. Miller <davem@davemloft.net>
4447 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4448 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4450 2008-04-02 Craig Silverstein <csilvers@google.com>
4454 2008-04-02 Ian Lance Taylor <iant@google.com>
4456 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4457 parameters. Update for new key type to views_. Change all
4459 (File_read::read): Adjust for byteshift in returned view.
4460 (File_read::add_view): New function, broken out of
4462 (File_read::make_view): New function, broken out of
4464 (File_read::find_or_make_view): Add offset and aligned
4465 parameters. Rewrite accordingly. Change all callers.
4466 (File_read::get_view): Add offset and aligned parameters. Adjust
4467 for byteshift in return value.
4468 (File_read::get_lasting_view): Likewise.
4469 * fileread.h (class File_read): Update declarations.
4470 (class File_read::View): Add byteshift_ field. Add byteshift to
4471 constructor. Add byteshift method.
4472 * archive.h (Archive::clear_uncached_views): New function.
4473 (Archive::get_view): Add aligned parameter. Change all callers.
4474 * object.h (Object::get_view): Add aligned parameter. Change all
4476 (Object::get_lasting_view): Likewise.
4478 * fileread.cc (File_read::release): Don't call clear_views if
4479 there are multiple objects.
4480 * fileread.h (File_read::clear_uncached_views): New function.
4481 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4484 2008-03-31 Cary Coutant <ccoutant@google.com>
4486 Add thin archive support.
4487 * archive.cc (Archive::armagt): New const.
4488 (Archive::setup): Remove task parameter and calls to unlock.
4489 (Archive::unlock_nested_archives): New function.
4490 (Archive::read_header): Add nested_off parameter. Change
4492 (Archive::interpret_header): Likewise.
4493 (Archive::include_all_members): Change to handle thin
4495 (Archive::include_member): Likewise.
4496 * archive.h (Archive::Archive): Add new parameters and
4498 (Archive::armagt): New const.
4499 (Archive::setup): Remove task parameter.
4500 (Archive::unlock_nested_archives): New function.
4501 (Archive::read_header): Add nested_off parameter.
4502 (Archive::interpret_header): Likewise.
4503 (Archive::Nested_archive_table): New typedef.
4504 (Archive::is_thin_archive_): New field.
4505 (Archive::nested_archives_): New field.
4506 (Archive::options_): New field.
4507 (Archive::dirpath_): New field.
4508 (Archive::task_): New field.
4509 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4510 for thin archives. Pass additional parameters to
4511 Archive::Archive. Unlock the archive file after calling
4514 2008-03-29 Ian Lance Taylor <iant@google.com>
4516 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4517 version symbol to be local.
4518 * testsuite/ver_test_4.sh: New file.
4519 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4520 (check_DATA): Add ver_test_4.syms.
4521 (ver_test_4.syms): New target.
4522 * testsuite/Makefile.in: Rebuild.
4525 (Output_section::Input_section_sort_entry::has_priority): New
4527 (Output_section::Input_section_sort_entry::match_file_name): New
4529 (Output_section::Input_section_sort_entry::match_section_name):
4531 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4533 (Output_section::Input_section_sort_entry::match_section_file):
4535 (Output_section::Input_section_sort_compare::operator()): Rewrite
4536 using new Input_section_sort_entry functions. Sort crtbegin and
4537 crtend first. Sort sections with no priority before sections with
4539 * testsuite/initpri1.c (d3): Check j != 4.
4540 (cd5): New constructor/destructor function.
4541 (main): Check j != 2.
4543 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4544 new symbol when resolving, don't call set_is_default.
4545 * testsuite/ver_test_7.cc: New file.
4546 * testsuite/ver_test_7.sh: New file.
4547 * testsuite/Makefile.am (ver_test_7.so): New target.
4548 (ver_test_7.o): New target.
4549 (check_SCRIPTS): Add ver_test_7.sh.
4550 (check_DATA): Add ver_test_7.syms.
4551 (ver_test_7.syms): New target.
4553 2008-03-28 Ian Lance Taylor <iant@google.com>
4555 * layout.cc (Layout::layout): If we see an input section with a
4556 name that needs sorting, set the must_sort flag for the output
4558 (Layout::make_output_section): If the name of the output section
4559 indicates that it might require sorting, set the may_sort flag.
4560 * output.h (Output_section::may_sort_attached_input_sections): New
4562 (Output_section::set_may_sort_attached_input_sections): New
4564 (Output_section::must_sort_attached_input_sections): New
4566 (Output_section::set_must_sort_attached_input_sections): New
4568 (class Output_section): Declare Input_section_sort_entry. Define
4569 Input_section_sort_compare. Declare
4570 sort_attached_input_sections. Add new fields:
4571 may_sort_attached_input_sections_,
4572 must_sort_attached_input_sections_,
4573 attached_input_sections_are_sorted_.
4574 * output.cc (Output_section::Output_section): Initialize new
4576 (Output_section::add_input_section): Add an entry to
4577 input_sections_ if may_sort or must_sort are true.
4578 (Output_section::set_final_data_size): Call
4579 sort_attached_input_sections if necessary.
4580 (Output_section::Input_section_sort_entry): Define new class.
4581 (Output_section::Input_section_sort_compare::operator()): New
4583 (Output_section::sort_attached_input_sections): New function.
4584 * configure.ac: Check whether the compiler supports constructor
4585 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4586 * testsuite/initpri1.c: New file.
4587 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4588 CONSTRUCTOR_PRIORITY.
4589 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4590 (initpri1_LDFLAGS): New variable.
4591 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4593 2008-03-27 Ian Lance Taylor <iant@google.com>
4595 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4596 * testsuite/common_test_1.c: New file.
4597 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4598 (common_test_1_SOURCES): New variable.
4599 (common_test_1_DEPENDENCIES): New variable.
4600 (common_test_1_LDFLAGS): New variable.
4602 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4603 and commons_ correctly when NAME/VERSION does not override
4605 * testsuite/ver_test_6.c: New file.
4606 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4607 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4608 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4610 2008-03-26 Ian Lance Taylor <iant@google.com>
4612 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4613 of an undefined symbol from a version script.
4614 * testsuite/Makefile.am (ver_test_5.so): New target.
4615 (ver_test_5.o): New target.
4616 (check_SCRIPTS): Add ver_test_5.sh.
4617 (check_DATA): Add ver_test_5.syms.
4618 (ver_test_5.syms): New target.
4619 * testsuite/ver_test_5.cc: New file.
4620 * testsuite/ver_test_5.script: New file.
4621 * testsuite/ver_test_5.sh: New file.
4622 * Makefile.in, testsuite/Makefile.in: Rebuild.
4625 Fix problems building gold with gcc 4.3.0.
4626 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4627 (gold_error_at_location, gold_warning_at_location): Use it.
4628 * configure.ac: Check whether we can compile and use a template
4629 function with a printf attribute.
4630 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4631 when jumping over bytes.
4632 * object.cc: Instantiate Object::read_section_data.
4633 * debug.h: Include <cstring>
4634 * dwarf_reader.cc: Include <algorithm>
4635 * main.cc: Include <cstring>.
4636 * options.cc: Include <cstring>.
4637 * output.cc: Include <cstring>.
4638 * script.cc: Include <cstring>.
4639 * script.h: Include <string>.
4640 * symtab.cc: Include <cstring> and <algorithm>.
4641 * target-select.cc: Include <cstring>.
4642 * version.cc: Include <string>.
4643 * testsuite/testmain.cc: Include <cstdlib>.
4644 * configure, config.in: Rebuild.
4646 2008-03-25 Ian Lance Taylor <iant@google.com>
4648 * options.cc: Include "../bfd/bfdver.h".
4649 (options::help): Print bug reporting address.
4651 * version.cc (print_version): Adjust output for current value of
4656 * options.cc (options::help): Print list of supported targets.
4657 * target-select.h: Include <vector>.
4658 (class Target_selector): Make machine_, size_, and is_big_endian_
4659 fields const. Add bfd_name_ and instantiated_target_ fields.
4660 (Target_selector::Target_selector): Add bfd_name parameter.
4661 (Target_selector::recognize): Make non-virtual, call
4663 (Target_selector::recognize_by_name): Make non-virtual, call
4664 do_recognize_by_name.
4665 (Target_selector::supported_names): New function.
4666 (Target_selector::bfd_name): New function.
4667 (Target_selector::do_instantiate_target): New pure virtual
4669 (Target_selector::do_recognize): New virtual function.
4670 (Target_selector::do_recognize_by_name): New virtual function.
4671 (Target_selector::instantiate_target): New private function.
4672 (supported_target_names): Declare.
4673 * target-select.cc (Target_selector::Target_selector): Update for
4674 new parameter and fields.
4675 (select_target_by_name): Check that the name matches before
4676 calling recognize_by_name.
4677 (supported_target_names): New function.
4678 * i386.cc (class Target_selector_i386): Update Target_selector
4679 constructor call. Remove recognize and recognize_by_name. Add
4680 do_instantiate_target.
4681 * x86_64.cc (class Target_selector_x86_64): Likewise.
4682 * testsuite/testfile.cc (class Target_selector_test): Update for
4683 changes to Target_selector.
4685 * README: Rewrite, with some notes on unsupported features.
4687 2008-03-24 Cary Coutant <ccoutant@google.com>
4689 * i386.cc (Target_i386::Got_type): New enum declaration.
4690 (Target_i386::Scan::local): Updated callers of Output_data_got
4692 (Target_i386::Scan::global): Likewise.
4693 (Target_i386::Relocate::relocate): Likewise.
4694 (Target_i386::Relocate::relocate_tls): Likewise.
4695 * object.h (Got_offset_list): New class.
4696 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4697 (Sized_relobj::local_got_offset): Likewise.
4698 (Sized_relobj::set_local_got_offset): Likewise.
4699 (Sized_relobj::local_has_tls_got_offset): Removed.
4700 (Sized_relobj::local_tls_got_offset): Removed.
4701 (Sized_relobj::set_local_tls_got_offset): Removed.
4702 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4703 * output.cc (Output_data_got::add_global): Added got_type parameter.
4704 (Output_data_got::add_global_with_rel): Likewise.
4705 (Output_data_got::add_global_with_rela): Likewise.
4706 (Output_data_got::add_global_pair_with_rel): New function.
4707 (Output_data_got::add_global_pair_with_rela): New function.
4708 (Output_data_got::add_local): Added got_type parameter.
4709 (Output_data_got::add_local_with_rel): Likewise.
4710 (Output_data_got::add_local_with_rela): Likewise.
4711 (Output_data_got::add_local_pair_with_rel): New function.
4712 (Output_data_got::add_local_pair_with_rela): New function.
4713 (Output_data_got::add_global_tls): Removed.
4714 (Output_data_got::add_global_tls_with_rel): Removed.
4715 (Output_data_got::add_global_tls_with_rela): Removed.
4716 (Output_data_got::add_local_tls): Removed.
4717 (Output_data_got::add_local_tls_with_rel): Removed.
4718 (Output_data_got::add_local_tls_with_rela): Removed.
4719 * output.h (Output_data_got::add_global): Added got_type parameter.
4720 (Output_data_got::add_global_with_rel): Likewise.
4721 (Output_data_got::add_global_with_rela): Likewise.
4722 (Output_data_got::add_global_pair_with_rel): New function.
4723 (Output_data_got::add_global_pair_with_rela): New function.
4724 (Output_data_got::add_local): Added got_type parameter.
4725 (Output_data_got::add_local_with_rel): Likewise.
4726 (Output_data_got::add_local_with_rela): Likewise.
4727 (Output_data_got::add_local_pair_with_rel): New function.
4728 (Output_data_got::add_local_pair_with_rela): New function.
4729 (Output_data_got::add_global_tls): Removed.
4730 (Output_data_got::add_global_tls_with_rel): Removed.
4731 (Output_data_got::add_global_tls_with_rela): Removed.
4732 (Output_data_got::add_local_tls): Removed.
4733 (Output_data_got::add_local_tls_with_rel): Removed.
4734 (Output_data_got::add_local_tls_with_rela): Removed.
4735 * resolve.cc (Symbol::override_base_with_special): Removed
4736 reference to has_got_offset_ field.
4737 * symtab.cc (Symbol::init_fields): Replaced initialization
4738 of got_offset_ with got_offsets_. Removed initialization
4740 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4741 (Symbol::got_offset): Likewise.
4742 (Symbol::set_got_offset): Likewise.
4743 (Symbol::has_tls_got_offset): Removed.
4744 (Symbol::tls_got_offset): Removed.
4745 (Symbol::set_tls_got_offset): Removed.
4746 (Symbol::got_offset_): Removed.
4747 (Symbol::tls_mod_got_offset_): Removed.
4748 (Symbol::tls_pair_got_offset_): Removed.
4749 (Symbol::got_offsets_): New field.
4750 (Symbol::has_got_offset): Removed.
4751 (Symbol::has_tls_mod_got_offset): Removed.
4752 (Symbol::has_tls_pair_got_offset): Removed.
4753 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4754 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4756 (Target_x86_64::Scan::global): Likewise.
4757 (Target_x86_64::Relocate::relocate): Likewise.
4758 (Target_x86_64::Relocate::relocate_tls): Likewise.
4760 2008-03-25 Ben Elliston <bje@au.ibm.com>
4762 * yyscript.y: Fix spelling error in comment.
4764 2008-03-24 Ian Lance Taylor <iant@google.com>
4766 * options.h (class General_options): Define build_id option.
4767 * layout.h (class Layout): Declare write_build_id, create_note,
4768 create_build_id. Add build_id_note_ member.
4769 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4770 "libiberty.h", "md5.h", "sha1.h".
4771 (Layout::Layout): Initialize eh_frame_data_,
4772 eh_frame_hdr_section_, and build_id_note_.
4773 (Layout::finalize): Call create_build_id.
4774 (Layout::create_note): New function, broken out of
4775 Layout::create_gold_note.
4776 (Layout::create_gold_note): Call create_note.
4777 (Layout::create_build_id): New function.
4778 (Layout::write_build_id): New function.
4779 (Close_task_runner::run): Call write_build_id.
4781 * x86_64.cc: Correct license to GPLv3.
4783 2008-03-23 Ian Lance Taylor <iant@google.com>
4785 * options.cc: Include "demangle.h".
4786 (parse_optional_string): New function.
4787 (parse_long_option): Handle takes_optional_argument.
4788 (parse_short_option): Update dash_z initializer. Handle
4789 takes_optional_argument.
4790 (General_options::General_options): Initialize do_demangle_.
4791 (General_options::finalize): Set do_demangle_. Handle demangling
4793 * options.h (parse_optional_string): Declare.
4794 (struct One_option): Add optional_arg field. Update constructor.
4795 Update call constructor calls. Add takes_optional_argument
4797 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4798 (DEFINE_optional_string): Define.
4799 (General_options::demangle): Change from DEFINE_bool to
4800 DEFINE_optional_string.
4801 (General_options::no_demangle): New function.
4802 (General_options::do_demangle): New function.
4803 (General_options::set_do_demangle): New function.
4804 (General_options::execstack_status_): Move definition to end of
4806 (General_options::static_): Likewise.
4807 (General_options::do_demangle_): New field.
4808 * object.cc (big_endian>::get_symbol_location_info): Call
4809 Options::do_demangle, not Options::demangle.
4810 * symtab.cc (demangle): Likewise.
4812 2008-03-22 Ian Lance Taylor <iant@google.com>
4814 * gold.h: Include <cstddef> and <sys/types.h>
4815 * options.h: Include <cstring>.
4817 2008-03-21 Ian Lance Taylor <iant@google.com>
4819 * Added source code to GNU binutils.