1 2009-05-21 Sriraman Tallam <tmsriram@google.com>
3 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
4 kept comdat section was garbage collected.
5 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6 * testsuite/Makefile.in: Regenerate.
7 * testsuite/gc_comdat_test.sh: New file.
8 * testsuite/gc_comdat_test_1.cc: New file.
9 * testsuite/gc_comdat_test_2.cc: New file.
11 2009-05-19 Doug Kwan <dougkwan@google.com>
13 * archive.cc (Archive::Archive): Move constructor from archive.h
14 to here. Initialize no_export_.
15 (Archive::get_elf_object_for_member): Set no_export flag of object.
16 * archive.h (Archive::Archive): Move constructor body to
18 (Archive::no_export): New method.
19 (Archive::no_export_): New field.
20 * object.h (Object::Object): Initialize no_export_ to false.
21 (Object::no_export, Object::set_no_export): New methods.
22 (Object::no_export_): New field.
23 * options.cc (General_options::parse_exclude_libs): New method.
24 (General_options::check_excluded_libs) Same.
25 * options.h (exclude_libs): New option.
26 (General_options::check_excluded_libs): New method declaration.
27 (General_options::excluded_libs_): New field.
28 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
29 default or protected visibility if an object has no-export flag set.
30 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
31 (check_SCRIPTS): Add exclude_libs_test.sh.
32 (check_DATA): Add exclude_libs_test.syms.
33 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
34 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
35 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
36 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
37 (exclude_libs_test.syms, libexclude_libs_test_1.a,
38 libexclude_libs_test_2.a): New rules.
39 * testsuite/Makefile.in: Regenerate.
40 * testsuite/exclude_libs_test.c: New file.
41 * testsuite/exclude_libs_test.sh: Ditto.
42 * testsuite/exclude_libs_test_1.c: Ditto.
43 * testsuite/exclude_libs_test_2.c: Ditto.
45 2009-05-15 Ian Lance Taylor <iant@google.com>
47 * configure.ac: Check for declarations for cases where libiberty.h
49 * configure, config.in: Rebuild.
51 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
53 * gold.h (Incremental_argument_list): Remove (invalid) forward
55 * incremental.cc (Incremental_inputs::report_achive): New method.
56 (Incremental_inputs::report_object): New method.
57 (Incremental_inputs::report_script): New method.
58 (Incremental_inputs::finalize_inputs): New method.
59 (Incremental_inputs::finalize): Call finalize_inputs().
60 (Incremental_inputs::sized_create_incremental_inputs_section_data):
61 Create inputs entries.
62 * incremental.h (Incremental_input_type): New enum.
63 (Incremental_inputs::Incremental_input): Initialize new fields.
64 (Incremental_inputs::report_inputs): New method.
65 (Incremental_inputs::report_achive): New method.
66 (Incremental_inputs::report_object): New method.
67 (Incremental_inputs::report_script): New method.
68 (Incremental_inputs::finalize_inputs): New method.
69 (Incremental_inputs::Input_info): New struct.
70 (Incremental_inputs::Input_info_map): New typedef.
71 (Incremental_inputs::lock_): New field.
72 (Incremental_inputs::Inputs_): New field.
73 (Incremental_inputs::Inputs_map): New field.
74 * main.cc (main): Call Incremental_input::report_inputs.
75 * options.h (Input_argument_list): Typedef moved from
77 (Input_file_group::Files): Remove, use ::Input_argument_list.
78 (Input_file_group::Input_argument_list): Remove, use
79 ::Input_argument_list.
80 * plugin.cc (Plugin_manager::add_input_file): Add error in
82 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
84 * script.cc (read_input_script): Call
85 Incremental_input::report_script.
86 * script.h (Script_info): New class.
88 2009-04-27 Ian Lance Taylor <iant@google.com>
90 * x86_64.cc (do_adjust_output_section): Set entsize to
93 2009-04-23 Elliott Hughes <enh@google.com>
95 * output.cc (Output_file::close): After short writes, continue
96 writing from the correct offset in the buffer being written.
98 2009-04-23 Chris Demetriou <cgd@google.com>
100 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
101 * configure: Regenerate.
102 * config.in: Regenerate.
103 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
104 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
106 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
108 * incremental.cc (Incremental_inputs_header_data): Renamed from
109 Incremental_input_header_data.
110 (Incremental_inputs_header_data::data_size): New field.
111 (Incremental_inputs_header_data::put_input_file_count): Renamed
112 from input_file_count.
113 (Incremental_inputs_header_data::put_command_line_offset): Renamed
114 from command_line_offset.
115 (Incremental_inputs_header_data::put_reserved): Renamed from
117 (Incremental_inputs_entry_data): Renamed from
118 Incremental_input_entry_data.
119 (Incremental_inputs_entry_data::data_size): New field.
120 (Incremental_inputs::report_command_line): New method.
121 (Incremental_inputs::finalize): New method.
122 (Incremental_inputs::create_incremental_inputs_data): New method.
123 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
124 * incremental.h: New file.
125 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
126 (Layout::finalize): Create incremental inputs section in
128 (Layout::create_incremental_info_sections): New method.
129 * layout.h (Layout::incremental_inputs): New method.
130 (Layout::create_incremental_info_sections): New method.
131 (Layout::incremental_inputs_): New field.
132 * main.cc (main): Notify Incremental_input of the command line.
134 2009-04-01 Ian Lance Taylor <iant@google.com>
135 Mikolaj Zalewski <mikolajz@google.com>
137 * gold.h (reserve_unordered_map): Define, three versions, one for
138 each version of Unordered_map.
139 * layout.cc (Layout::Layout): Remove options parameter. Add
140 number_of_input_files parameter. Don't initialize options_.
141 Initialize number_of_input_files_ and resized_signatures_. Move
142 sections_are_attached_.
143 (Layout::layout_group): Reserve space for group_signatures_.
144 (Layout::find_or_add_kept_section): Change name parameter to be a
145 reference. Resize signatures_ map when it gets large enough.
146 (Layout::layout_eh_frame): Use parameters->options() instead of
148 (Layout::make_output_section): Likewise.
149 (Layout::attach_allocated_section_to_segment): Likewise.
150 (Layout::finalize, Layout::create_executable_stack): Likewise.
151 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
152 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
153 * layout.h (class Layout): Update declarations. Remove options_
154 field. Add number_of_input_files_ and resized_signatures_
155 fields. Move sections_are_attached_ field.
156 * main.cc (main): Pass number of input files to Layout
157 constructor. Don't pass options.
159 2009-03-30 Ian Lance Taylor <iant@google.com>
161 * ffsll.c (ffsll): Correct implementation.
163 2009-03-27 Ian Lance Taylor <iant@google.com>
166 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
167 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
168 * ftruncate.c (ftruncate): Declare before definition.
169 * mremap.c (mremap): Likewise.
170 * pread.c (pread): Likewise.
171 * configure, Makefile.in, config.in: Rebuild.
173 * mremap.c: New file.
174 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
175 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
176 (mremap): Declare if HAVE_MREMAP is not defined.
177 * configure, Makefile.in, config.in: Rebuild.
179 2009-03-27 Cary Coutant <ccoutant@google.com>
181 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
182 position independent.
183 * sparc.cc (Target_sparc::check_non_pic): Likewise.
184 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
186 2009-03-24 Cary Coutant <ccoutant@google.com>
188 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
190 (needs_dynamic_reloc): Likewise.
192 2009-03-24 Ian Lance Taylor <iant@google.com>
194 * yyscript.y (file_cmd): Recognize EXTERN.
195 (extern_name_list, extern_name_list_body): New nonterminals.
196 * script.cc (script_add_extern): Define.
197 * script-c.h (script_add_extern): Declare.
199 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
201 * object.cc (is_elf_object): Define.
202 * object.h (is_elf_object): Declare.
203 * archive.cc (Archive::get_elf_object_for_member): Call
205 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
207 2009-03-24 Elliott Hughes <enh@google.com>
209 * output.cc (Output_file::map_anonymous): Define.
210 (Output_file::map): Use map_anonymous. If the regular mmap fails,
211 try an anonymous one. Report the size if the mmap fails.
212 * output.h (class Output_file): Declare map_anonymous.
214 2009-03-24 Ian Lance Taylor <iant@google.com>
216 * target-select.cc (instantiate_target): Don't acquire the lock if
217 the instantiated_target_ field has already been set.
219 2009-03-23 Ian Lance Taylor <iant@google.com>
221 * gold-threads.h (class Initialize_lock): Define.
222 * gold-threads.cc (class Initialize_lock_once): Define.
223 (initialize_lock_control): New static variable.
224 (initialize_lock_pointer): New static variable.
225 (initialize_lock_once): New static function.
226 (Initialize_lock::Initialize_lock): Define.
227 (Initialize_lock::initialize): Define.
228 * target-select.h: Include "gold-threads.h".
229 (class Target_selector): Add lock_ and initialize_lock_ fields.
230 Don't define instantiate_target, just declare it.
231 * target-select.cc (Target_selector::Target_selector): Initialize
233 (Target_selector::instantiate_target): Define.
234 * descriptors.h: Include "gold-threads.h".
235 (class Descriptors): Add initialize_lock_ field.
236 * descriptors.cc (Descriptors::Descriptors): Initialize new
238 (Descriptors::open): Use initialize_lock_ field
239 * errors.h (class Errors): Add initialize_lock_ field.
240 * errors.cc (Errors::Errors): Initialize new field.
241 (Errors::initialize_lock): Use initialize_lock_ field.
242 * powerpc.cc (class Target_selector_powerpc): Remove
243 instantiated_target_ field. In do_recognize call
244 instantiate_target rather than do_instantiate_target. In
245 do_instantiate_target just allocate a new target.
246 * sparc.cc (class Target_selector_sparc): Likewise.
248 * freebsd.h: New file.
249 * i386.cc: Include "freebsd.h".
250 (Target_i386): Derive from Target_freebsd rather than
252 (Target_selector_i386): Derive from Target_selector_freebsd rather
253 than Target_selector.
254 * x86_64.cc: Include "freebsd.h".
255 (Target_x86_64): Derive from Target_freebsd rather than
257 (Target_selector_x86_64): Derive from Target_selector_freebsd
258 rather than Target_selector.
259 * target.h (class Target): Add adjust_elf_header and
260 do_adjust_elf_header.
261 * output.cc (Output_file_header:: do_sized_write): Call target
262 adjust_elf_header routine.
263 * configure.tgt: Set targ_osabi.
264 * configure.ac: Define GOLD_DEFAULT_OSABI.
265 * parameters.cc (Parameters::default_target): Pass
266 GOLD_DEFAULT_OSABI to select_target.
267 * target-select.h (class Target_selector): Make instantiate_target
268 protected rather than private.
269 * Makefile.am (HFILES): Add freebsd.h.
270 * configure, Makefile.in, config.in: Rebuild.
272 * merge.cc (do_add_input_section): Correct pend value. Change
273 message about last entry not being null terminated from error to
276 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
278 * incremental.cc: New file.
279 * Makefile.am (CCFILES): Add incremental.cc.
280 * Makefile.in: Rebuild.
282 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
284 * layout.cc (Layout::output_section_name): Preserve names
285 of '.note.' sections.
287 2009-03-19 Ian Lance Taylor <iant@google.com>
289 * descriptors.cc (Descriptors::open): Check that the options are
290 valid before using them.
292 2009-03-18 Ian Lance Taylor <iant@google.com>
294 * script-sections.h: Include <list>.
295 (class Script_sections): Change Sections_elements from std::vector
296 to std::list. Typedef public Elements_iterator. Add
297 orphan_section_placement_, data_segment_align_start_, and
298 saw_data_segment_align_ fields. Remove data_segment_align_index_
300 * script-sections.cc (class Orphan_section_placement): New class.
301 (class Sections_element): Add virtual functions is_relro and
302 orphan_section_init. Remove virtual function place_orphan_here.
303 (class Output_section_definition): Add is_relro and
304 orphan_section_init. Remove place_orphan_here.
305 (class Orphan_output_section): Likewise.
306 (Script_sections::Script_sections): Update for field changes.
307 (Script_sections::data_segment_align): Set saw_data_segment_align_
308 and data_segment_align_start_, not data_segment_align_index.
309 (Script_sections::data_segment_relro_end): Check
310 saw_data_segment_align_. Use data_segment_align_start_ rather
311 than data_segment_align_index_.
312 (Script_sections::place_orphan): Rewrite to use
313 Orphan_section_placement.
315 2009-03-17 Ian Lance Taylor <iant@google.com>
317 * archive.cc (Archive::add_symbols): Check for a version attached
318 to the symbol name in the archive map.
319 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
320 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
321 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
322 (ver_test_11.a): New target.
323 * testsuite/Makefile.in: Rebuild.
325 * configure.ac: Check for chsize and posix_fallocate. Replace
327 * ftruncate.c: New file, from gnulib.
328 * output.cc (posix_fallocate): Define dummy version if not
329 HAVE_POSIX_FALLOCATE.
330 (Output_file::map): Call posix_fallocate rather than lseek and
332 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
333 * configure, Makefile.in, config.in: Rebuild.
335 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
337 * layout.h (Layout::create_note): Add section_name parameter.
338 * layout.cc (Layout::create_note): Likewise.
339 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
341 2009-03-17 Ian Lance Taylor <iant@google.com>
343 * descriptors.cc: Include "options.h".
344 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
345 (Descriptors::open): Always use O_CLOEXEC when opening a new
346 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
349 * sparc.cc (class Target_sparc): Add has_got_section.
350 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
351 make sure we have a GOT section.
353 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
354 (Target_sparc::Scan::local): Likewise.
355 (Target_sparc::Scan::global): Likewise.
356 (Target_sparc::Relocate::relocate): Likewise.
357 (Target_sparc::Relocate::relocate_tls): Likewise.
359 * symtab.cc (Symbol_table::define_default_version): New function,
360 broken out of add_from_object.
361 (Symbol_table::add_from_object): Call define_default_version.
362 (Symbol_table::define_special_symbol): Add resolve_oldsym
363 parameter. Change all callers. If the version for a symbol comes
364 from a version script, resolve it with the symbol with the same
365 name with no version. Also add the symbol without a version if
367 (do_define_in_output_data): If resolving with oldsym, don't delete
369 (do_define_in_output_segment): Likewise.
370 (do_define_as_constant): Likewise.
371 * symtab.h (class Symbol_table): Update declarations.
373 2009-03-13 Ian Lance Taylor <iant@google.com>
375 * readsyms.cc (Read_symbols::incompatible_warning): New function.
376 (Read_symbols::requeue): New function.
377 (Read_symbols::do_read_symbols): If make_elf_object fails because
378 the target type is not configured, and the file was searched for,
379 issue a warning and retry with the next directory.
380 (Add_symbols::run): If the file has an incompatible format, and
381 it was searched for, requeue the Read_symbols task. On error,
383 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
384 dirindex parameter to constructor. Change all callers. Declare
385 incompatible_warning and requeue.
386 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
387 input_argument_ and input_group_ fields. Add them to
388 constructor. Change all callers.
389 (class Read_script): Add dirindex_ field. Add it to constructor.
391 * archive.cc (Archive::setup): Remove input_objects parameter.
393 (Archive::get_file_and_offset): Likewise.
394 (Archive::read_all_symbols): Likewise.
395 (Archive::read_symbols): Likewise.
396 (Archive::get_elf_object_for_member): Remove input_objects
397 parameter. Add punconfigured parameter. Change all callers.
398 (Archive::add_symbols): Change return type to bool. Check return
399 value of include_member.
400 (Archive::include_all_members): Likewise.
401 (Archive::include_member): Change return type to bool. Return
402 false if first included object has incompatible target. Set
403 included_member_ field.
404 (Add_archive_symbols::run): If add_symbols returns false, requeue
406 * archive.h (class Archive): Add included_member_ field.
407 Initialize it in constructor. Add input_file and searched_for
408 methods. Update declarations.
409 (class Add_archive_symbols): Add dirpath_, dirindex_, and
410 input_argument_ fields. Add them to constructor. Change all
412 * script.cc: Include "target-select.h".
413 (class Parser_closure): Add skip_on_incompatible_target_ and
414 found_incompatible_target_ fields. Add
415 skip_on_incompatible_target parameter to constructor. Change all
416 callers. Add methods skip_on_incompatible_target,
417 clear_skip_on_incompatible_target, found_incompatible_target, and
418 set_found_incompatible_target.
419 (read_input_script): Add dirindex parameter. Change all callers.
420 If parser finds an incompatible target, requeue Read_symbols
422 (script_set_symbol): Clear skip_on_incompatible_target in
424 (script_add_assertion, script_parse_option): Likewise.
425 (script_start_sections, script_add_phdr): Likewise.
426 (script_check_output_format): New function.
427 * script.h (read_input_script): Update declaration.
428 * script-c.h (script_check_output_format): Declare.
429 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
430 (ignore_cmd): Remove OUTPUT_FORMAT.
431 * fileread.cc (Input_file::Input_file): Add explicit this.
432 (Input_file::will_search_for): New function.
433 (Input_file::open): Add pindex parameter. Change all callers.
434 * fileread.h (class Input_file): Add input_file_argument method.
435 Declare will_search_for. Update declarations.
436 * object.cc (make_elf_object): Add punconfigured parameter.
438 * object.h (class Object): Make input_file public. Add
440 (make_elf_object): Update declaration.
441 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
443 * dirsearch.h (class Dirsearch): Update declaration.
444 * options.h (class General_options): Add --warn-search-mismatch.
445 * parameters.cc (Parameters::is_compatible_target): New function.
446 * parameters.h (class Parameters): Declare is_compatible_target.
447 * workqueue.cc (Workqueue::add_blocker): New function.
448 * workqueue.h (class Workqueue): Declare add_blocker.
450 * fileread.cc (Input_file::open): Remove options parameter.
452 (Input_file::open_binary): Likewise.
453 * script.cc (read_input_script): Likewise.
454 * readsyms.h (class Read_symbols): Remove options_ field. Remove
455 options parameter from constructor. Change all callers.
456 (class Read_script): Likewise.
457 * fileread.h (class Input_file): Update declarations.
458 * script.h (read_input_script): Update declaration.
460 2009-03-10 Nick Clifton <nickc@redhat.com>
462 * po/es.po: New Spanish translation.
464 2009-03-06 Cary Coutant <ccoutant@google.com>
466 * options.cc (parse_short_option): Keep dash_z from registering itself.
468 2009-03-03 Ian Lance Taylor <iant@google.com>
471 * target-reloc.h (relocate_section): Pass output_section to
473 * i386.cc (Target_i386::should_apply_static_reloc): Add
474 output_section parameter. Change all callers.
475 (Target_i386::Relocate::relocate): Add output_section parameter.
476 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
477 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
478 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
479 * testsuite/two_file_shared.sh: New script.
480 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
481 (check_DATA): Add two_file_shared.dbg.
482 (two_file_shared.dbg): New target.
483 * testsuite/Makefile.in: Rebuild.
485 2009-03-01 Ian Lance Taylor <iant@google.com>
487 * configure.ac: Check for byteswap.h.
488 * configure: Rebuild.
489 * config.in: Rebuild.
491 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
493 * layout.cc (Layout::find_or_add_kept_section): New function.
494 (Layout::add_comdat): Removed.
495 * layout.h (struct Kept_section): Move out of class Layout.
496 Remove trailing underscores from field names. Add group_sections
497 field. Rename group_ field to is_group. Change all uses.
498 (class Layout): Declare find_or_add_kept_section, not add_comdat.
499 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
500 comdat_groups_ field.
501 (Sized_relobj::include_section_group): Use
502 find_or_add_kept_section and Kept_section::group_sections.
503 (Sized_relobj::include_linkonce_section): Likewise.
504 * object.cc (class Sized_relobj): Don't define Comdat_group or
505 Comdat_group_table. Remove find_comdat_group and
506 add_comdat_group. Remove comdat_groups_ field.
507 * plugin.cc (include_comdat_group): Use
508 Layout::find_or_add_kept_section.
510 2009-02-28 Ian Lance Taylor <iant@google.com>
512 * README: --gc-sections and map files are now supported. Document
513 some build requirements.
516 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
517 relocatable link set the value of the section symbol to zero.
518 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
519 relocatable link don't include the section address in the local
522 2009-02-27 Ian Lance Taylor <iant@google.com>
525 * options.h (class Search_directory): Add is_system_directory.
526 (class General_options): Declare is_in_system_directory.
527 * options.cc (get_relative_sysroot): Make static.
528 (get_default_sysroot): Make static.
529 (General_optoins::is_in_system_directory): New function.
530 * fileread.cc (Input_file::is_in_system_directory): New function.
531 * fileread.h (class Input_file): Declare is_in_system_directory.
532 * object.h (class Object): Add is_in_system_directory.
533 (class Input_objects): Remove system_library_directory_ field.
534 * object.cc (Input_objects::add_object): Don't set
535 system_library_directory_.
536 (input_objects::found_in_system_library_directory): Remove.
537 * symtab.cc (Symbol_table::write_globals): Remove input_objects
538 parameter. Change all callers.
539 (Symbol_table::sized_write_globals): Likewise.
540 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
541 Call Object::is_in_system_directory.
542 * symtab.h (class Symbol_table): Update declarations.
545 * descriptors.h (Open_descriptor): Add is_on_stack field.
546 * descriptors.cc (Descriptors::open): If the descriptor is on the
547 top of the stack, remove it. Initialize is_on_stack field.
548 (Descriptors::release): Only add pod to stack if it is not on the
550 (Descriptors::close_some_descriptor): Clear stack_next and
554 * output.cc (Output_section::find_starting_output_address): Rename
555 from starting_output_address; add PADDR parameter; change return
557 * output.h (class Output_section): Declare
558 find_starting_output_address instead of starting_output_address.
559 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
560 section symbol for which we can't find a merge section.
563 * symtab.cc (Symbol_table::add_from_object): If the visibility is
564 hidden or internal, force the symbol to be local.
565 * resolve.cc (Symbol::override_visibility): Define.
566 (Symbol::override_base): Use override_visibility.
567 (Symbol_table::resolve): Likewise.
568 (Symbol::override_base_with_special): Likewise.
569 (Symbol_table::override_with_special): If the visibility is hidden
570 or internal, force the symbol to be local.
571 * symtab.h (class Symbol): Add set_visibility and
573 * testsuite/ver_test_1.sh: New file.
574 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
575 (check_DATA): Add ver_test_1.syms.
576 (ver_test_1.syms): New target.
577 * testsuite/Makefile.in: Rebuild.
579 2009-02-25 Cary Coutant <ccoutant@google.com>
581 * layout.cc (Layout::choose_output_section): Don't rename sections
582 when using a linker script that has a SECTIONS clause.
583 * Makefile.in: Regenerate.
585 * testsuite/Makefile.am (script_test_5.sh): New test case.
586 * testsuite/Makefile.in: Regenerate.
587 * testsuite/script_test_5.cc: New file.
588 * testsuite/script_test_5.sh: New file.
589 * testsuite/script_test_5.t: New file.
591 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
593 * archive.cc (Archive::include_member): Update calls to add_symbols.
594 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
596 * dynobj.h (do_add_symbols): Add the Layout argument.
597 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
599 * object.h (Object::add_symbols): Add the Layout argument.
600 (Object::do_add_symbols): Add the Layout argument.
601 (Sized_relobj::do_add_symbols): Add the Layout argument.
602 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
603 Unify the two versions.
604 (Add_plugin_symbols): Remove.
605 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
606 (Sized_pluginobj::do_add_symbols): Unify the two versions.
607 (Add_plugin_symbols): Remove.
608 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
609 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
610 (Add_symbols::run): Make it work with Pulginobj.
612 2009-02-06 Ian Lance Taylor <iant@google.com>
614 * object.cc (Sized_relobj::do_layout): Make info message start
615 with lower case letter.
617 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
619 * binary.cc: Fix file comment.
621 * options.h (enum Incremental_disposition): Define.
622 (class General_options): Add new options: --incremental,
623 --incremental_changed, --incremental_unchanged,
624 --incremental_unknown. Add incremental_disposition_ and
625 implicit_incremental_ fields.
626 (General_options::incremental_disposition): New function.
627 (class Position_dependent_options): Add incremental_disposition
629 (Position_dependent_options::copy_from_options): Set incremental
631 * options.cc (General_options::parse_incremental_changed): New
633 (General_options::parse_incremental_unchanged): New function.
634 (General_options::parse_incremental_unknown): New function.
635 (General_options::General_options): Initialize new fields
636 incremental_disposition_ and implicit_incremental_.
637 (General_options::finalize): Check for uasge of --incremental-*
638 without --incremental.
640 2009-02-06 Chris Demetriou <cgd@google.com>
642 * gold.h (gold_undefined_symbol): Change to take only a Symbol
643 pointer and to report location as the file name associated with
645 (gold_undefined_symbol_at_location): New function to replace the
646 old gold_undefined_symbol functionality.
647 * target-reloc.h (relocate_section): Update to use
648 gold_undefined_symbol_at_location.
649 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
650 Call gold_undefined_symbol function rather than gold_error.
651 * errors.h (Errors::undefined_symbol): Take location as a
652 string, rather than calculating it from a relocation.
653 * errors.cc (Errors::fatal): Print "fatal error:" before the
655 (Errors::error, Errors::error_at_location): Print "error: "
656 before the formatted message.
657 (Errors::undefined_symbol): Take location as a string, rather
658 than calculating it from a relocation.
659 (gold_undefined_symbol_at_location): New function akin to
660 old gold_undefined_symbol, calculates location from relocation.
661 (gold_undefined_symbol): Change to take only a Symbol pointer
662 and to report location as the file name associated with the symbol.
663 * testsuite/debug_msg.sh: Update for changed error messages.
664 * testsuite/undef_symbol.sh: Likewise.
666 2009-02-04 Duncan Sands <baldrick@free.fr>
669 * reduced_debug_output.h
670 (Output_reduced_debug_abbrev_section::failed): Use format for
672 (Output_reduced_debug_info_section::faild): Likewise.
674 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
676 * script.cc (Lazy_demangler): New class.
677 (Version_script_info::get_symbol_version_helper): Demangle a
680 2009-01-29 Cary Coutant <ccoutant@google.com>
682 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
684 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
686 2009-01-28 Ian Lance Taylor <iant@google.com>
688 * version.cc (version_string): Bump to 1.9.
690 * gold.h: Include <cstring> and <stdint.h>.
691 * version.cc: Include <cstdio>.
692 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
694 * reduced_debug_output.cc (insert_into_vector): Rename from
695 Insert_into_vector; change all callers. Use Swap_unaligned to
696 avoid aliasing issue; remove union since it is unnecessary.
698 2009-01-27 Sriraman Tallam <tmsriram@google.com>
700 * Makefile.am (CCFILES): Add gc.cc.
702 * Makefile.in: Regenerate.
703 * gold.cc (Gc_runner): New class.
704 (queue_initial_tasks): Call garbage collection related tasks
705 when corresponding options are invoked.
706 (queue_middle_gc_tasks): New function.
707 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
708 processed early before laying out sections during garbage collection.
709 * gold.h (queue_middle_gc_tasks): New function.
710 (is_prefix_of): Move from "layout.cc".
711 * i386.cc (Target_i386::gc_process_relocs): New function.
712 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
713 * main.cc (main): Create object of class "Garbage_collection".
714 * object.cc (Relobj::copy_symbols_data): New function.
715 (Relobj::is_section_name_included): New function.
716 (Sized_relobj::do_layout): Allow this function to be called twice
717 during garbage collection and defer layout of section during the
719 * object.h (Relobj::get_symbols_data): New function.
720 (Relobj::is_section_name_included): New function.
721 (Relobj::copy_symbols_data): New function.
722 (Relobj::set_symbols_data): New function.
723 (Relobj::get_relocs_data): New function.
724 (Relobj::set_relocs_data): New function.
725 (Relobj::is_output_section_offset_invalid): New pure virtual function.
726 (Relobj::gc_process_relocs): New function.
727 (Relobj::do_gc_process_relocs): New pure virtual function.
728 (Relobj::sd_): New data member.
729 (Sized_relobj::is_output_section_offset_invalid): New function.
730 (Sized_relobj::do_gc_process_relocs): New function.
731 * options.h (General_options::gc_sections): Modify to not be a no-op.
732 (General_options::print_gc_sections): New option.
733 * plugin.cc (Plugin_finish::run): Remove function call to
734 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
735 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
736 * reloc.cc (Read_relocs::run): Add task to process relocs and
737 determine unreferenced sections when doing garbage collection.
738 (Gc_process_relocs): New class.
739 (Sized_relobj::do_gc_process_relocs): New function.
740 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
741 sections that are garbage collected.
742 * reloc.h (Gc_process_relocs): New class.
743 * sparc.cc (Target_sparc::gc_process_relocs): New function.
744 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
745 symbols whose corresponding sections are garbage collected.
746 (Symbol_table::Symbol_table): Add new parameter for the garbage
748 (Symbol_table::gc_mark_undef_symbols): New function.
749 (Symbol_table::gc_mark_symbol_for_shlib): New function.
750 (Symbol_table::gc_mark_dyn_syms): New function.
751 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
753 (Symbol_table::add_from_object): Likewise.
754 (Symbol_table::add_from_relobj): When building shared objects, do not
755 treat externally visible symbols as garbage.
756 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
757 table information for static and relocatable links.
758 * symtab.h (Symbol_table::set_gc): New function.
759 (Symbol_table::gc): New function.
760 (Symbol_table::gc_mark_undef_symbols): New function.
761 (Symbol_table::gc_mark_symbol_for_shlib): New function.
762 (Symbol_table::gc_mark_dyn_syms): New function.
763 (Symbol_table::gc_): New data member.
764 * target.h (Sized_target::gc_process_relocs): New pure virtual
766 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
767 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
769 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
771 * options.h (General_options::gc_sections): Define as a no-op for now.
772 (General_options::no_keep_memory): Ditto.
773 (General_options::Bshareable): Define.
774 * options.cc (General_options::finalize): Honor -Bshareable.
776 2009-01-20 Andreas Schwab <schwab@suse.de>
778 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
779 read the value in the contents, since we don't use it. Use the
780 template endianness when writing.
781 (Relocate::relocate): Use it for R_PPC_REL16_HA.
783 2009-01-19 Andreas Schwab <schwab@suse.de>
785 * configure.tgt (powerpc64-*): Fix targ_obj.
787 2009-01-15 Ian Lance Taylor <iant@google.com>
789 * object.cc (Sized_relobj::write_local_symbols): Don't write out
790 local symbols when stripping all symbols.
792 2009-01-14 Cary Coutant <ccoutant@google.com>
794 * output.cc (Output_reloc): Add explicit instantiations.
796 2009-01-14 Cary Coutant <ccoutant@google.com>
798 * archive.cc (Archive::get_elf_object_for_member): Remove call
799 to File_read::claim_for_plugin.
800 * descriptors.cc (Descriptors::open): Remove reference to
802 (Descriptors::claim_for_plugin): Remove.
803 * descriptors.h (Descriptors::claim_for_plugin): Remove.
804 (Descriptors::is_claimed): Remove.
805 (claim_descriptor_for_plugin): Remove.
806 * fileread.cc (File_read::claim_for_plugin): Remove.
807 * fileread.h (File_read::claim_for_plugin): Remove.
808 (File_read::descriptor): Reopen descriptor if necessary.
809 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
810 (Plugin_manager::all_symbols_read): Add task parameter. Change
812 (Plugin_manager::get_input_file): New function.
813 (Plugin_manager::release_input_file): New function.
814 (Pluginobj::Pluginobj): Add filesize parameter and initialize
815 corresponding data member.
816 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
817 and pass to base constructor. Change all callers.
818 (get_input_file, release_input_file): New functions.
819 (make_sized_plugin_object): Add filesize parameter. Change all callers.
820 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
821 (Plugin_manager::all_symbols_read): Add task parameter.
822 (Plugin_manager::get_input_file): New function.
823 (Plugin_manager::release_input_file): New function.
824 (Plugin_manager::task_): New data member.
825 (Pluginobj::Pluginobj): Add filesize parameter.
826 (Pluginobj::filename): New function.
827 (Pluginobj::descriptor): New function.
828 (Pluginobj::filesize): New function.
829 (Pluginobj::filesize_): New data member.
830 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
831 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
832 File_read::claim_for_plugin; use Object::unlock to unlock the file.
834 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
835 with archive libraries.
836 * testsuite/Makefile.in: Regenerate.
837 * testsuite/plugin_test.c (struct sym_info): New type.
838 (get_input_file, release_input_file): New static variables.
839 (onload): Capture new transfer vector entries.
840 (claim_file_hook): Stop reading at end of file according to filesize.
841 Factor out parsing of readelf output into separate function.
842 (all_symbols_read_hook): Exercise get_input_file and release_input_file
843 APIs and get the source file name from the symbol table. Convert
844 source file name to corresponding object file name. Print info
845 message when adding new input files.
846 (parse_readelf_line): New function.
847 * testsuite/plugin_test_1.sh: Add checks for new info messages.
848 * testsuite/plugin_test_2.sh: Likewise.
849 * testsuite/plugin_test_3.sh: Likewise.
850 * testsuite/plugin_test_4.sh: New test case.
852 2009-01-07 Ian Lance Taylor <iant@google.com>
854 * version.cc (version_string): Bump to 1.8.
856 2008-12-23 Cary Coutant <ccoutant@google.com>
858 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
859 * plugin.cc (Plugin_manager::finish): Rename as
860 layout_deferred_objects. Move cleanup to separate function.
861 (Plugin_manager::cleanup): New function.
862 (Plugin_finish::run): Call layout_deferred_objects and cleanup
864 * plugin.h (Plugin_manager::finish): Rename as
865 layout_deferred_objects.
866 (Plugin_manager::cleanup): New function.
867 (Plugin_manager::cleanup_done): New field.
869 2008-12-23 Cary Coutant <ccoutant@google.com>
871 * plugin.cc (is_visible_from_outside): New function.
872 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
873 so we don't return "IR only" status for exported symbols or -r links.
875 * testsuite/Makefile.am (plugin_test_3): New test case.
876 * testsuite/Makefile.in: Regenerate.
877 * testsuite/plugin_test_3.sh: New file.
879 2008-12-22 Cary Coutant <ccoutant@google.com>
881 * object.cc (Sized_relobj::layout_section): New function.
882 (Sized_relobj::do_layout): Defer layout of input sections until after
883 plugin has provided replacement files.
884 (Sized_relobj::do_layout_deferred_sections): New function.
885 * object.h (Relobj::set_section_offset): Remove virtual keyword.
886 (Relobj::layout_deferred_sections): New function.
887 (Relobj::do_layout_deferred_sections): New function.
888 (Sized_relobj::do_layout_deferred_sections): New function.
889 (Sized_relobj::layout_section): New function.
890 (Sized_relobj::Deferred_layout): New structure.
891 (Sized_relobj::deferred_layout_): New field.
892 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
893 Change all callers. Layout deferred sections.
894 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
896 (Plugin_hook::run): Move code from do_plugin_hook inline.
897 (Plugin_hook::do_plugin_hook): Remove.
898 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
899 (Plugin_manager::finish): Renamed, was cleanup.
900 (Plugin_manager::should_defer_layout): New function.
901 (Plugin_manager::add_deferred_layout_object): New function.
902 (Plugin_manager::Deferred_layout_list): New type.
903 (Plugin_manager::deferred_layout_objects_): New field.
904 (Plugin_hook::do_plugin_hook): Remove.
906 2008-12-17 Ian Lance Taylor <iant@google.com>
908 * options.h (class General_options): Add --no case for
911 2008-12-16 Cary Coutant <ccoutant@google.com>
913 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
915 (Plugin_manager::claim_file): Create plugin object even if
916 plugin did not call the add_symbols callback.
917 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
918 asking for more symbols than were added.
919 * testsuite/Makefile.am (plugin_test_1): Add test case with
921 (empty.syms): New target.
922 * testsuite/Makefile.in: Regenerate.
923 * testsuite/plugin_test.c (claim_file_hook): Add new debug
924 message. Don't call add_symbols if no globals.
925 (all_symbols_read_hook): Don't provide replacement for empty
928 2008-12-12 Ian Lance Taylor <iant@google.com>
930 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
931 r_type == 0 for a local symbol with r_sym == 0.
932 (scan_relocatable_relocs): Pass r_sym to
933 local_non_section_strategy.
934 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
937 * configure.ac: Update test for TLS descriptors: they are
938 supported as of glibc 2.9.
939 * configure: Rebuild.
941 2008-12-11 Ian Lance Taylor <iant@google.com>
944 * target-reloc.h (Default_scan_relocatable_relocs): For each
945 function, map r_type == 0 to RELOC_DISCARD.
947 2008-12-10 Cary Coutant <ccoutant@google.com>
949 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
950 object to override a kept COMDAT group from a plugin object.
952 2008-12-09 Ian Lance Taylor <iant@google.com>
955 * yyscript.y (file_cmd): Handle INPUT.
957 * testsuite/initpri1.c: Change all declarations to be full
958 prototypes by adding void, to avoid compiler warnings.
960 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
962 * options.cc (General_options::parse_plugin_opt): New.
963 (General_options::add_plugin): The argument now is just the filename.
964 (General_options::add_plugin_option): New.
965 * options.h (plugin_opt): New.
966 (add_plugin): Change argument name.
967 (add_plugin_option): New.
968 * plugin.cc (Plugin::load): Don't parse the plugin option.
969 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
970 (Plugin::add_option): New.
971 (Plugin::args_): Change type.
972 (Plugin::filename_): New.
973 (Plugin_manager::add_plugin_option): New.
974 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
975 * testsuite/Makefile.in: Regenerate.
977 2008-12-05 Cary Coutant <ccoutant@google.com>
979 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
980 Handle --strip-lto-sections option.
981 * options.h (strip_lto_sections): New option.
983 2008-12-01 Cary Coutant <ccoutant@google.com>
985 * plugin.cc (ld_plugin_message): Change format parameter to const.
986 Fix mismatch between new[] and delete.
988 2008-11-14 Cary Coutant <ccoutant@google.com>
990 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
993 2008-11-05 Craig Silverstein <csilvers@google.com>
995 * options.cc (General_options::parse_dynamic_list): New function.
996 * options.h (General_options): New flags dynamic_list,
997 dynamic_list_data, dynamic_list_cpp_new, and
998 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
999 (General_options::in_dynamic_list): New function.
1000 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1001 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1002 (Lex::can_continue_name): Likewise.
1004 (read_script_file): New parameter script_options.
1005 (read_dynamic_list): New function.
1006 (Script_options::define_dynamic_list): New function.
1007 (dynamic_list_keyword_parsecodes): New variable.
1008 (dynamic_list_keywords): New variable.
1009 * script.h (Script_options::define_dynamic_list): New function
1011 (read_dynamic_list): New function prototype.
1012 * symtab.cc (strprefix): New macro.
1013 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1014 dynamic_list_data, dynamic_list_cpp_new, and
1015 dynamic_list_cpp_typeinfo.
1016 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1017 (dynamic_list_expr): New rule.
1018 (dynamic_list_nodes): Likewise.
1019 (dynamic_list_node): Likewise.
1020 * testsuite/Makefile.am (dynamic_list): New test.
1021 * testsuite/Makefile.in: Regenerated.
1022 * testsuite/dynamic_list.t: New file.
1023 * testsuite/dynamic_list.sh: New file.
1025 2008-11-05 Craig Silverstein <csilvers@google.com>
1027 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1028 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1029 (t11_last): Likewise.
1030 * testsuite/ver_test_6.c (main): Likewise.
1032 2008-10-07 Cary Coutant <ccoutant@google.com>
1034 * options.c (General_options::finalize): Add check for -static and
1036 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1039 2008-10-02 Cary Coutant <ccoutant@google.com>
1041 * plugin.cc (make_sized_plugin_object): Fix conditional
1042 compilation to work when not all targets are enabled.
1044 2008-09-29 Cary Coutant <ccoutant@google.com>
1046 * archive.cc (Archive::get_file_and_offset): Use filename instead
1047 of name to get library path.
1048 (Archive::include_member): Unlock external member of a thin archive.
1050 * testsuite/Makefile.am (TEST_AR): New variable.
1051 (thin_archive_test_1): New test.
1052 (thin_archive_test_2): New test.
1053 * testsuite/Makefile.in: Regenerate.
1054 * testsuite/thin_archive_main.cc: New file.
1055 * testsuite/thin_archive_test_1.cc: New file.
1056 * testsuite/thin_archive_test_2.cc: New file.
1057 * testsuite/thin_archive_test_3.cc: New file.
1058 * testsuite/thin_archive_test_4.cc: New file.
1060 2008-09-29 Cary Coutant <ccoutant@google.com>
1062 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1063 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1065 (Sized_relobj::do_finalize_local_symbols): Likewise.
1066 (Sized_relobj::map_to_kept_section): Likewise.
1067 * object.h (Sized_relobj::invalid_address): New constant.
1068 (Sized_relobj::do_output_section_offset): Check for invalid_address
1070 * output.cc (Output_reloc::local_section_offset): Use constant
1071 invalid_address instead of -1U.
1072 (Output_reloc::get_address): Likewise.
1073 (Output_section::output_address): Change -1U to -1ULL.
1074 * output.h (Output_reloc::invalid_address): New constant.
1075 * reloc.cc (Sized_relobj::write_sections): Use constant
1076 invalid_address instead of -1U.
1077 (Sized_relobj::relocate_sections): Likewise.
1078 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1079 values for merge sections.
1080 * target-reloc.h (relocate_for_relocatable): Use constant
1081 invalid_address instead of -1U.
1083 2008-09-19 Cary Coutant <ccoutant@google.com>
1085 Add plugin functionality for link-time optimization (LTO).
1086 * configure.ac (plugins): Add --enable-plugins option.
1087 * configure: Regenerate.
1088 * config.in: Regenerate.
1089 * Makefile.am (LIBDL): New variable.
1090 (CCFILES): Add plugin.cc.
1091 (HFILES): Add plugin.h.
1092 (ldadd_var): Add LIBDL.
1093 * Makefile.in: Regenerate.
1095 * archive.cc: Include "plugin.h".
1096 (Archive::setup): Don't preread archive symbols when using a plugin.
1097 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1098 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1100 (Archive::include_member): Add symbols from plugin objects.
1101 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1102 * descriptors.cc (Descriptors::open): Check for file descriptors
1103 abandoned by plugins.
1104 (Descriptors::claim_for_plugin): New function.
1105 * descriptors.h (Descriptors::claim_for_plugin): New function.
1106 (Open_descriptor::is_claimed): New field.
1107 (claim_descriptor_for_plugin): New function.
1108 * fileread.cc (File_read::claim_for_plugin): New function.
1109 * fileread.h (File_read::claim_for_plugin): New function.
1110 (File_read::descriptor): New function.
1111 * gold.cc: Include "plugin.h".
1112 (queue_initial_tasks): Add task to call plugin hooks for generating
1114 * main.cc: Include "plugin.h".
1115 (main): Load plugin libraries.
1116 * object.h (Pluginobj): Declare.
1117 (Object::pluginobj): New function.
1118 (Object::do_pluginobj): New function.
1119 (Object::set_target): New function.
1120 * options.cc: Include "plugin.h".
1121 (General_options::parse_plugin): New function.
1122 (General_options::General_options): Initialize plugins_ field.
1123 (General_options::add_plugin): New function.
1124 * options.h (Plugin_manager): Declare.
1125 (General_options): Add --plugin option.
1126 (General_options::has_plugins): New function.
1127 (General_options::plugins): New function.
1128 (General_options::add_plugin): New function.
1129 (General_options::plugins_): New field.
1130 * plugin.cc: New file.
1131 * plugin.h: New file.
1132 * readsyms.cc: Include "plugin.h".
1133 (Read_symbols::do_read_symbols): Check for archive before checking
1134 for ELF file. Call plugin hooks to claim files.
1135 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1136 from a real object file; force override when processing replacement
1138 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1139 (Symbol::init_base_object): Likewise.
1140 (Symbol::init_base_output_data): Likewise.
1141 (Symbol::init_base_output_segment): Likewise.
1142 (Symbol::init_base_constant): Likewise.
1143 (Symbol::init_base_undefined): Likewise.
1144 (Symbol::output_section): Assert that object is not a plugin.
1145 (Symbol_table::add_from_pluginobj): New function.
1146 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1148 (Symbol_table::sized_write_globals): Likewise.
1149 (Symbol_table::add_from_pluginobj): Instantiate template.
1150 * symtab.h (Sized_pluginobj): Declare.
1151 (Symbol::in_real_elf): New function.
1152 (Symbol::set_in_real_elf): New function.
1153 (Symbol::in_real_elf_): New field.
1154 (Symbol_table::add_from_pluginobj): New function.
1156 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1157 (LIBDL): New variable.
1159 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1160 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1161 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1162 (MOSTLYCLEANFILES): Likewise.
1163 * testsuite/Makefile.in: Regenerate.
1164 * testsuite/plugin_test.c: New file.
1165 * testsuite/plugin_test_1.sh: New file.
1166 * testsuite/plugin_test_2.sh: New file.
1168 2008-09-16 Ian Lance Taylor <iant@google.com>
1170 * target-reloc.h (relocate_section): Check whether a symbol is
1171 defined by the ABI before reporting an undefined symbol error.
1172 * target.h (Target::is_defined_by_abi): Make parameter const.
1173 (Target::do_is_defined_by_abi): Likewise.
1174 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1175 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1176 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1177 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1178 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1179 * testsuite/Makefile.in: Rebuild.
1181 * fileread.cc (make_view): Add casts to avoid warning.
1183 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1185 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1186 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1188 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1190 * options.h (General_options::output_is_executable): New.
1191 (General_options::output_is_pie): New.
1192 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1193 for shared libraries.
1194 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1196 2008-09-11 Chris Demetriou <cgd@google.com>
1198 * options.h (origin): New -z option.
1199 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1200 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1203 2008-09-05 Cary Coutant <ccoutant@google.com>
1205 * fileread.cc (File_read::make_view): Add check for attempt to map
1208 2008-09-05 Cary Coutant <ccoutant@google.com>
1210 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1211 explicit instantiations.
1213 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1216 * options.cc (General_options::finalize): Allow undefined symbols
1217 in shlibs if linking -shared.
1220 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1221 symbols as not needing a dynsym entry.
1223 2008-08-20 Craig Silverstein <csilvers@google.com>
1225 * fileread.cc (File_read::open): Do not lock the file unless it
1226 was successfully opened.
1228 2008-08-14 Cary Coutant <ccoutant@google.com>
1230 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1231 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1232 * testsuite/tls_test.cc (struct int128): 128-bit struct
1233 for testing TLS relocs with non-zero addend.
1234 (v12): New TLS variable.
1236 (t_last): Add check for v12.
1237 * testsuite/tls_test.h (t12): New function.
1238 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1240 2008-08-13 Ian Lance Taylor <iant@google.com>
1242 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1243 set tls_segment_ or relro_segment_.
1244 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1246 * output.h (Output_section::clear_is_relro): New function.
1247 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1248 sections specially even when output_data_ is empty.
1249 (Output_segment::maximum_alignment): When first section is relro,
1250 only force alignment for PT_LOAD segments.
1251 * script.cc (script_data_segment_align): New function.
1252 (script_data_segment_relro_end): New function.
1253 * script-c.h (script_data_segment_align): Declare.
1254 (script_data_segment_relro_end): Declare.
1255 * script-sections.h (class Script_sections): Declare
1256 data_segment_align and data_segment_relro_end. Add fields
1257 segment_align_index_ and saw_relro_end_.
1258 * script-sections.cc (class Sections_element): Add set_is_relro
1259 virtual function. Add new bool* parameter to place_orphan_here.
1260 Add get_output_section virtual function.
1261 (class Output_section_definition): Add set_is_relro. Add new
1262 bool* parameter to place_orphan_here. Add get_output_section.
1263 Add is_relro_ field.
1264 (Output_section_definition::Output_section_definition): Initialize
1265 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1266 and is_relro_ fields.
1267 (Output_section_definition::place_orphan_here): Add is_relro
1269 (Output_section_definition::set_section_addresses): Set relro for
1271 (Output_section_definition::alternate_constraint): Likewise.
1272 (class Orphan_output_section): Add new bool* parameter to
1273 place_orphan_here. Add get_output_section.
1274 (Orphan_output_section::place_orphan_here): Add is_relro
1276 (Script_sections::Script_sections): Initialize
1277 data_segment_align_index_ and saw_relro_end_.
1278 (Script_sections::data_segment_align): New function.
1279 (Script_sections::data_segment_relro_end): New function.
1280 (Script_sections::place_orphan): Set or clear is_relro.
1281 (Script_sections::set_section_addresses): Force alignment of first
1283 * yyscript.y (exp): Call script_data_segment_align and
1284 script_data_segment_relro_end.
1285 * testsuite/relro_script_test.t: New file.
1286 * testsuite/relro_test.cc (using_script): Declare.
1287 (t1, t2): Test using_script.
1288 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1289 (relro_script_test_SOURCES): Define.
1290 (relro_script_test_DEPENDENCIES): Define.
1291 (relro_script_test_LDFLAGS): Define.
1292 (relro_script_test_LDADD): Define.
1293 (relro_script_test.so): New target.
1294 * testsuite/Makefile.in: Rebuild.
1296 2008-08-06 Cary Coutant <ccoutant@google.com>
1298 * archive.cc (Archive::total_archives, Archive::total_members)
1299 (Archive::total_members_loaded): New variables.
1300 (Archive::setup): Add parameter. Add option to preread
1302 (Archive::read_armap): Add counter.
1303 (Archive::get_file_and_offset): New function.
1304 (Archive::get_elf_object_for_member): New function.
1305 (Archive::read_all_symbols): New function.
1306 (Archive::read_symbols): New function.
1307 (Archive::add_symbols): Add counters.
1308 (Archive::include_all_members): Use armap to find members if it's
1310 (Archive::include_member): Skip reading symbols if already read.
1311 Factored code into Archive::get_file_and_offset and
1312 Archive::get_elf_object_for_member. Changed call to
1313 Mapfile::report_include_archive_member.
1314 (Archive::print_stats): New function.
1315 * archive.h: Declare Object and Read_symbols_data classes.
1316 (Archive::Archive): Add initializers for new members.
1317 (Archive::setup): Add parameter.
1318 (Archive::print_stats): New function.
1319 (Archive::total_archives, Archive::total_members)
1320 (Archive::total_members_loaded): New variables.
1321 (Archive::get_file_and_offset): New function.
1322 (Archive::get_elf_object_for_member): New function.
1323 (Archive::read_all_symbols): New function.
1324 (Archive::read_symbols): New function.
1325 (Archive::Archive_member): New class.
1326 (Archive::members_): New member.
1327 (Archive::num_members_): New member.
1328 * main.cc: Include archive.h.
1329 (main): Call Archive::print_stats.
1330 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1331 archive parameter; member_name is now the fully-decorated name.
1332 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1333 * options.h: (General_options): Add --preread-archive-symbols option.
1334 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1337 2008-08-04 Ian Lance Taylor <iant@google.com>
1339 * symtab.h (Symbol::use_plt_offset): New function.
1340 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1341 * powerpc.cc (Relocate::relocate): Likewise.
1342 * sparc.cc (Relocate::relocate): Likewise.
1343 * x86_64.cc (Relocate::relocate): Likewise.
1344 * testsuite/weak_plt.sh: New test.
1345 * testsuite/weak_plt_main.cc: New test.
1346 * testsuite/weak_plt_shared.cc: New test.
1347 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1348 (check_PROGRAMS): Add weak_plt.
1349 (check_DATA): Add weak_plt_shared.so.
1350 (weak_plt_main_pic.o, weak_plt): New targets.
1351 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1352 * testsuite/Makefile.in: Rebuild.
1354 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1356 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1357 * testsuite/Makefile.in: Rebuild.
1359 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1361 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1362 * Makefile.in: Regenerate.
1363 * po/POTFILES.in: Regenerate.
1365 2008-07-29 Ian Lance Taylor <iant@google.com>
1367 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1368 symbols before other symbols.
1369 * testsuite/script_test_2.cc (test_addr): Declare.
1370 (test_addr_alias): Declare.
1371 (main): Check that test_addr and test_addr_alias have the right
1373 * testsuite/script_test_2.t: Define test_addr_alias and
1376 2008-07-24 Ian Lance Taylor <iant@google.com>
1379 * descriptors.cc: New file.
1380 * descriptors.h: New file.
1381 * gold-threads.h (class Hold_optional_lock): New class.
1382 * fileread.cc: Include "descriptors.h".
1383 (File_read::~File_read): Release descriptor rather than closing
1385 (File_read::open) [file]: Call open_descriptor rather than open.
1386 Set is_descriptor_opened_.
1387 (File_read::open) [memory]: Assert that descriptor is not open.
1388 (File_read::reopen_descriptor): New function.
1389 (File_read::release): Release descriptor.
1390 (File_read::do_read): Make non-const. Reopen descriptor.
1391 (File_read::read): Make non-const.
1392 (File_read::make_view): Reopen descriptor.
1393 (File_read::do_readv): Likewise.
1394 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1395 Update declarations.
1396 * layout.cc: Include "descriptors.h".
1397 (Layout::create_build_id): Use open_descriptor rather than open.
1398 * output.cc: Include "descriptors.h".
1399 (Output_file::open): Use open_descriptor rather than open.
1400 * archive.cc (Archive::const_iterator): Change Archive to be
1402 (Archive::begin, Archive::end): Make non-const.
1403 (Archive::count_members): Likewise.
1404 * archive.h (class Archive): Update declarations.
1405 * object.h (Object::read): Make non-const.
1406 * Makefile.am (CCFILES): Add descriptors.cc.
1407 (HFILES): Add descriptors.h.
1408 * Makefile.in: Rebuild.
1411 * gold.h: Always include <clocale>. Add Solaris workarounds
1412 following code in binutils/sysdep.h.
1415 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1416 this->eh_frame_hdr_ is NULL before using it.
1418 * dynobj.cc (Versions::Versions): Update comment.
1420 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1421 the base version name.
1423 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1424 array size plus one.
1425 (Stringpool_template::set_string_offsets): Subtract one from key
1426 before using it as an array index.
1427 (Stringpool_template::get_offset_with_length): Likewise.
1428 (Stringpool_template::write_to_buffer): Likewise.
1429 * stringpool.h (Stringpool_template::get_offset_from_key):
1432 2008-07-23 Ian Lance Taylor <iant@google.com>
1435 * object.h (Merged_symbol_value::value): Do our best to handle a
1439 * script.cc (Version_script_info::get_versions): Don't add empty
1440 version tag to return value.
1441 (Version_script_info::get_symbol_version_helper): Change return
1442 type to bool. Add pversion parameter. Change all callers.
1443 (script_register_vers_node): Don't require a non-NULL tag.
1444 * script.h (class Version_script_info): Update declarations.
1445 (Version_script_info::get_symbol_version): Change return type to
1446 bool. Add version parameter. Change all callers.
1447 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1448 handling. Handle an empty version from a version script.
1449 (Symbol_table::define_special_symbol): Likewise.
1450 * testsuite/ver_test_10.script: New file.
1451 * testsuite/ver_test_10.sh: New file.
1452 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1453 (check_DATA): Add ver_test_10.syms.
1454 (ver_test_10.syms, ver_test_10.so): New target.
1455 * testsuite/Makefile.in: Rebuild.
1457 2008-07-23 Simon Baldwin <simonb@google.com>
1459 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1460 to zero for undefined symbols from dynamic libraries.
1462 2008-07-23 Ian Lance Taylor <iant@google.com>
1464 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1466 * symtab.h (class Symbol_table): Update declaration.
1467 * testsuite/ver_test_9.cc: New file.
1468 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1469 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1470 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1471 (ver_test_9.so, ver_test_9.o): New targets.
1472 * testsuite/Makefile.in: Rebuild.
1474 2008-07-22 Ian Lance Taylor <iant@google.com>
1476 * options.h (class General_options): Define --check-sections.
1477 * layout.cc (Layout::set_segment_offsets): Handle
1480 * options.h (class General_options): Define -n/--nmagic and
1482 * options.cc (General_options::finalize): For -n/--nmagic or
1483 -N/--omagic, set -static.
1484 * layout.cc (Layout::attach_allocated_section_to_segment): If
1485 -N/--omagic, don't put read-only and read-write sections in
1487 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1488 finding a read-only segment.
1489 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1490 don't set the minimum segment alignment to the common page size,
1491 and don't set the file offset to the address modulo the page size.
1492 * script-sections.cc (Script_sections::create_segments): If
1493 -n/--omagic, don't put read-only and read-write sections in
1496 * cref.cc: New file.
1498 * options.h (class General_options): Add --print-symbol-counts.
1499 * main.cc (main): Issue defined symbol report if requested.
1500 * archive.cc (Archive::interpret_header): Make into a const member
1502 (Archive::add_symbols): Call Input_objects::archive_start and
1504 (Archive::const_iterator): Define new class.
1505 (Archive::begin, Archive::end): New functions.
1506 (Archive::include_all_members): Rewrite to use iterator.
1507 (Archive::count_members): New function.
1508 * archive.h (class Archive): Update declarations.
1509 (Archive::filename): New function.
1510 * object.cc: Include "cref.h".
1511 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1512 (Sized_relobj::do_get_global_symbol_counts): New function.
1513 (Input_objects::add_object): Add object to cross-referencer.
1514 (Input_objects::archive_start): New function.
1515 (Input_objects::archive_stop): New function.
1516 (Input_objects::print_symbol_counts): New function.
1517 * object.h: Declare Cref and Archive.
1518 (Object::get_global_symbol_counts): New function.
1519 (Object::do_get_global_symbol_counts): New pure virtual function.
1520 (class Sized_relobj): Add defined_count_ field. Update
1522 (class Input_objects): Add cref_ field. Update constructor.
1523 Update declarations.
1524 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1526 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1528 (Sized_dynobj::do_get_global_symbol_counts): New function.
1529 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1530 defined_count_. Update declarations. Define Symbols typedef.
1531 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1532 parameter. Change all callers.
1533 (Symbol_table::add_from_dynobj): Add sympointers and defined
1534 parameters. Change all callers.
1535 * symtab.h (class Symbol_table): Update declarations.
1536 * Makefile.am (CCFILES): Add cref.cc.
1537 (HFILES): Add cref.h.
1538 * Makefile.in: Rebuild.
1540 2008-07-22 Simon Baldwin <simonb@google.com>
1542 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1543 to zero when writing undefined symbols.
1545 2008-07-22 Ian Lance Taylor <iant@google.com>
1547 * output.cc (Output_section::add_input_section): Don't try to
1548 merge empty merge sections.
1550 2008-07-21 Craig Silverstein <csilvers@google.com>
1552 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1553 Include symbol version in error message.
1555 2008-07-20 Chris Demetriou <cgd@google.com>
1557 * configure.ac (gold_cv_c_random_seed): New configured variable.
1558 (RANDOM_SEED_CFLAGS): New substituted variable.
1559 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1560 * configure: Rebuild.
1561 * Makefile.in: Likewise.
1562 * testsuite/Makefile.in: Likewise.
1564 2008-07-18 Ian Lance Taylor <iant@google.com>
1566 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1567 where we see NAME/NULL and NAME/VERSION as separate symbols.
1568 * testsuite/ver_test_main.cc (main): Call t4.
1569 (t4, t4_2a): Define.
1570 * testsuite/ver_test_2.cc (t4_2): Define.
1571 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1572 * testsuite/ver_test_4.cc (t4_2a): Define.
1573 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1574 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1576 2008-07-17 Ian Lance Taylor <iant@google.com>
1578 * dynobj.cc (Versions::add_def): If we give an error about a
1579 missing version, go ahead and create the version anyhow.
1581 2008-07-10 Ian Lance Taylor <iant@google.com>
1583 Handle output sections with more than 0x7fffffff bytes.
1584 * object.h (class Relobj): Change map_to_output_ to
1585 output_sections_, and just keep a section pointer. Change all
1586 uses. Move comdat group support to Sized_relobj.
1587 (Relobj::is_section_specially_mapped): Remove.
1588 (Relobj::output_section): Remove poff parameter. Change all
1590 (Relobj::output_section_offset): New function.
1591 (Relobj::set_section_offset): Rewrite.
1592 (Relobj::map_to_output): Remove.
1593 (Relobj::output_sections): New function.
1594 (Relobj::do_output_section_offset): New pure virtual function.
1595 (Relobj::do_set_section_offset): Likewise.
1596 (class Sized_relobj): Add section_offsets_ field. Add comdat
1597 group support from Relobj. Update declarations.
1598 (Sized_relobj::get_output_section_offset): New function.
1599 (Sized_relobj::do_output_section_offset): New function.
1600 (Sized_relobj::do_set_section_offset): New function.
1601 * object.cc (Relobj::output_section_address): Remove.
1602 (Sized_relobj::Sized_relobj): Initialize new fields.
1603 (Sized_relobj::include_section_group): Cast find_kept_object to
1605 (Sized_relobj::include_linkonce_section): Likewise.
1606 (Sized_relobj::do_layout): Use separate arrays for output section
1608 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1610 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1611 output_sections and section_offsets.
1612 (Sized_relobj::write_local_symbols): Likewise.
1613 (map_to_kept_section): Compute output address directly.
1614 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1615 output_sections and section_offsets.
1616 (Sized_relobj::write_sections): Likewise.
1617 (Sized_relobj::relocate_sections): Likewise.
1618 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1619 * output.h (class Output_reloc): Update declarations. Change
1620 u2_.relobj to Sized_relobj*.
1621 (class Output_data_reloc): Change add functions to use
1623 * output.cc (Output_reloc::Output_reloc): Change relobj to
1625 (Output_reloc::local_section_offset): Change return type to
1626 Elf_Addr. Use get_output_section_offset.
1627 (Output_reloc::get_address): Likewise.
1628 (Output_section::is_input_address_mapped): Don't call
1629 is_section_specially_mapped.
1630 (Output_section::output_offset): Likewise.
1631 (Output_section::output_address): Likewise.
1632 (Output_section::starting_output_address): Likewise.
1633 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1634 parameter to Sized_relobj*.
1635 (Copy_relocs::need_copy_reloc): Likewise.
1636 (Copy_relocs::save): Likewise.
1637 * copy-relocs.h (class Copy_relocs): Update declarations.
1638 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1639 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1640 * target-reloc.h (relocate_for_relocatable): Change
1641 offset_in_output_section type to Elf_Addr. Change code that uses
1643 * layout.cc (Layout::layout): Always set *off.
1644 * mapfile.cc (Mapfile::print_input_section): Use
1645 output_section_offset.
1646 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1648 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1649 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1650 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1652 2008-07-03 Ian Lance Taylor <iant@google.com>
1654 * layout.cc (Layout::include_section): Do not discard unrecognized
1655 SHT_STRTAB sections.
1657 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1659 * script.cc (Lex::can_continue_name): Make '?' allowable in
1660 version-script names.
1661 * testsuite/version_script.map: Change glob pattern to use '?'
1663 2008-06-30 Manish Singh <yosh@gimp.org>
1666 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1669 2008-06-30 Ian Lance Taylor <iant@google.com>
1673 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1674 versions]: Don't try to read the value in the contents, since we
1675 don't use it. Use the template endianness when writing.
1677 2008-06-25 Cary Coutant <ccoutant@google.com>
1679 * fileread.cc (File_read::make_view): Assert on zero-length view.
1680 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1681 symbol table when there are no symbols to read.
1683 2008-06-23 Craig Silverstein <csilvers@google.com>
1685 * version.cc (version_string): Bump to 1.7
1687 2008-06-18 Craig Silverstein <csilvers@google.com>
1689 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1690 constant 0xFFFF to type Valtype.
1691 (Powerpc_relocate_functions::rel16_ha): Likewise.
1693 2008-06-17 Ian Lance Taylor <iant@google.com>
1695 * output.h (Output_section::Input_section): Initialize p2align_ to
1696 zero for Output_section_data constructors.
1697 (Output_section::Input_section::addralign): If not an input
1698 section, return the alignment of the Output_section_data.
1699 * testsuite/copy_test.cc: New file.
1700 * testsuite/copy_test_1.cc: New file.
1701 * testsuite/copy_test_2.cc: New file.
1702 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1703 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1704 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1705 (copy_test_1_pic.o, copy_test_1.so): New targets.
1706 (copy_test_2_pic.o, copy_test_2.so): New targets.
1707 * testsuite/Makefile.in: Rebuild.
1709 * script-sections.cc (Script_sections::place_orphan): Initialize
1710 local variable exact.
1712 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1714 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1716 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1717 David S. Miller <davem@davemloft.net>
1719 * powerpc.cc: New file.
1720 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1721 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1722 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1723 * Makefile.in: Rebuild.
1725 2008-06-09 Ian Lance Taylor <iant@google.com>
1727 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1729 (throwing, orig_terminate): New static variables.
1730 (terminate_handler): New static function.
1731 (t2): Set terminate handler.
1733 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1736 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1739 2008-05-30 Cary Coutant <ccoutant@google.com>
1741 * archive.cc (Archive::include_all_members) Correct to step
1742 over symbol table and extended name table in thin archives.
1744 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1747 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1750 2008-05-28 Caleb Howe <cshowe@google.com>
1752 * reduced_debug_output.cc: New file.
1753 * reduced_debug_output.h: New file.
1754 * options.h (class General_options): Add --strip-debug-non-line.
1755 * options.cc (General_options::finalize): Add strip_debug_non_line
1756 to the strip heirarchy.
1757 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1759 * layout.cc: Include "reduced_debug_output.h".
1760 (Layout::Layout): Initialize new fields.
1761 (line_only_debug_sections): New static array.
1762 (is_lines_only_debug_sections): New static inline function.
1763 (Layout::include_section): Handle --strip-debug-non-line.
1764 (Layout::make_output_section): If --strip-debug-non-line, build
1765 new output sections for .debug_abbrev and .debug_info.
1766 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1767 gold. Warn about possible overflow.
1768 (read_signed_LEB_128): Likewise.
1769 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1770 (read_signed_LEB_128): Declare.
1771 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1772 (HFILES): Add reduced_debug_output.h.
1773 * Makefile.in: Rebuild.
1775 2008-05-21 Ian Lance Taylor <iant@google.com>
1777 * mapfile.cc: New file.
1778 * mapfile.h: New file.
1779 * options.h (class General_options): Add -M/--print-map and -Map.
1780 * options.cc (General_options::finalize): Make -M equivalent to
1782 * main.cc: Include <cstdio> and "mapfile.h".
1783 (main): Open mapfile if requested.
1784 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1785 constructor. Change caller.
1786 (queue_initial_tasks): Add mapfile parameter. Change caller.
1787 (queue_middle_tasks): Likewise.
1788 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1790 * archive.cc: Include "mapfile.h".
1791 (Archive::add_symbols): Add mapfile parameter. Change all
1792 callers. Pass mapfile, symbol, and reason to include_member.
1793 (Archive::include_all_members): Add mapfile parameter. Change all
1795 (Archive::include_member): Add mapfile, sym, and why parameters.
1796 Change all callers. Report inclusion to map file.
1797 * archive.h: Include "fileread.h".
1798 (class Archive): Update declarations.
1799 (Archive::file): New const method.
1800 (class Add_archive_symbols): Add mapfile_ field. Update
1801 constructor. Change all callers.
1802 * readsyms.h (class Read_symbols): Likewise.
1803 (class Finish_group): Likewise.
1804 (class Read_script): Likewise.
1805 * common.cc: Include "mapfile.h".
1806 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1808 (Symbol_table::do_allocate_commons): Likewise.
1809 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1810 symbol allocation to mapfile.
1811 * common.h (class Allocate_commons_task): Add mapfile_ field.
1812 Update constructor. Change all callers.
1813 * symtab.h (class Symbol_table): Update declarations.
1814 * layout.cc: Include "mapfile.h".
1815 (Layout_task_runner::run): Print information to mapfile.
1816 (Layout::create_gold_note): Change Output_data_fixed_space to
1817 Output_data_zero_fill.
1818 (Layout::create_build_id): Likewise.
1819 (Layout::print_to_mapfile): New function.
1820 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1821 constructor. Change caller.
1822 (class Layout): Declare print_to_mapfile.
1823 * output.cc (Output_section::Input_section::print_to_mapfile): New
1825 (Output_section::add_input_section): If producing a map, always
1826 add to input_sections_ list.
1827 (Output_section::do_print_to_mapfile): New function.
1828 (Output_segment::print_sections_to_mapfile): New function.
1829 (Output_segment::print_section_list_to_mapfile): New function.
1830 * output.h: Include "mapfile.h".
1831 (Output_data::print_to_mapfile): New function.
1832 (Output_data::do_print_to_mapfile): New virtual function.
1833 (Output_segment_headers::do_print_to_mapfile): New function.
1834 (Output_file_header::do_print_to_mapfile): New function.
1835 (Output_data_const::do_print_to_mapfile): New function.
1836 (class Output_data_const_buffer): Add map_name_ field. Update
1837 constructor. Change all callers. Add do_print_to_mapfile
1839 (class Output_data_fixed_space): Likewise.
1840 (class Output_data_space): Likewise.
1841 (class Output_data_zero_fill): New class.
1842 (Output_data_strtab::do_print_to_mapfile): New function.
1843 (Output_data_reloc_base::do_print_to_mapfile): New function.
1844 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1845 (Output_data_group::do_print_to_mapfile): New function.
1846 (Output_data_got::do_print_to_mapfile): New function.
1847 (Output_data_dynamic::do_print_to_mapfile): New function.
1848 (Output_symtab_xindex::do_print_to_mapfile): New function.
1849 (class Output_section): Declare do_print_to_mapflie. Declare
1850 print_to_mapfile in Input_section.
1851 (class Output_segment): Declare new functions.
1852 * object.h (Sized_relobj::symbol_count): New function.
1853 * script-sections.cc
1854 (Output_section_element_dot_assignment::set_section_addresses):
1855 Change Output_data_fixed_space to Output_data_zero_fill.
1856 (Output_data_expression::do_print_to_mapfile): New function.
1857 * script.cc (read_input_script): Add mapfile parameter. Change
1859 * script.h (read_input_script): Update declaration.
1860 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1861 (Eh_frame::do_print_to_mapfile): New function.
1862 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1863 (Output_merge_string::do_print_to_mapfile): New function.
1864 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1866 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1868 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1870 * Makefile.am (CCFILES): Add mapfile.cc.
1871 (HFILES): Add mapfile.h.
1872 * Makefile.in: Rebuild.
1874 2008-05-19 Ian Lance Taylor <iant@google.com>
1876 * options.h (class General_options): Add -z relro.
1877 * layout.cc (Layout::Layout): Initialize relro_segment_.
1878 (Layout::add_output_section_data): Return the output section.
1879 (Layout::make_output_section): Rcognize relro sections and mark
1881 (Layout::attach_allocated_section_to_segment): Put relro sections
1882 in a PT_GNU_RELRO segment.
1883 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1885 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1887 (Layout::linkonce_mapping): Map d.rel.ro.local to
1889 (Layout::output_section_name): Us .data.rel.ro.local for any
1890 section which begins with that.
1891 * layout.h (class Layout): Update add_output_section_data
1892 declaration. Add relro_segment_ field.
1893 * output.cc (Output_section::Output_section): Initialize is_relro_
1894 and is_relro_local_ fields.
1895 (Output_segment::add_output_section): Group relro sections.
1896 (Output_segment::is_first_section_relro): New function.
1897 (Output_segment::maximum_alignment): If there is a relro section,
1898 align the segment to the common page size.
1899 (Output_segment::set_section_addresses): Track whether we are
1900 looking at relro sections. If the last section is a relro
1901 section, align to the common page size.
1902 (Output_segment::set_section_list_addresses): Add in_relro
1903 parameter. Change all callers. Align to the page size when
1904 moving from relro to non-relro section.
1905 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1907 * output.h (class Output_section): Add is_relro_ and
1908 is_relro_local_ fields.
1909 (Output_section::is_relro): New function.
1910 (Output_section::set_is_relro): New function.
1911 (Output_section::is_relro_local): New function.
1912 (Output_section::set_is_relro_local): New function.
1913 (class Output_segment): Update declarations.
1914 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1915 * sparc.cc (Target_sparc::got_section): Likewise.
1916 * x86_64.cc (Target_x86_64::got_section): Likewise.
1917 * testsuite/relro_test_main.cc: New file.
1918 * testsuite/relro_test.cc: New file.
1919 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1920 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1921 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1922 (relro_test.so, relro_test_pic.o): New targets.
1923 * testsuite/Makefile.in: Rebuild.
1925 2008-05-16 Ian Lance Taylor <iant@google.com>
1927 * output.cc (Output_segment::add_output_section): Remove front
1929 * output.h (class Output_segment): Remove
1930 add_initial_output_section and overloaded add_output_section.
1931 Update declaration of remaining add_output_section.
1932 * layout.cc (Layout::create_interp): Call add_output_section
1933 rather than add_initial_output_section.
1934 (Layout::finish_dynamic_section): Likewise.
1936 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1937 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1938 know the dynamic type.
1939 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1940 field. Initialize it in constructor.
1941 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1942 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1943 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1946 * output.cc (Output_reloc::get_address): Change return type to
1948 * output.h (class Output_reloc): Update get_address declaration.
1949 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1950 for section addresses.
1952 2008-05-09 Ian Lance Taylor <iant@google.com>
1955 * gold.cc (gold_nomem): Use return value of write.
1957 2008-05-08 Ian Lance Taylor <iant@google.com>
1959 * symtab.c (Symbol::init_base_output_data): Add version
1960 parameter. Change all callers.
1961 (Symbol::init_base_output_segment): Likewise.
1962 (Symbol::init_base_constant): Likewise.
1963 (Symbol::init_base_undefined): Likewise.
1964 (Sized_symbol::init_output_data): Likewise.
1965 (Sized_symbol::init_output_segment): Likewise.
1966 (Sized_symbol::init_constant): Likewise.
1967 (Sized_symbol::init_undefined): Likewise.
1968 (Symbol_table::do_define_in_output_data): If the new symbol has a
1969 version, mark it as the default.
1970 (Symbol_table::do_define_in_output_segment): Likewise.
1971 (Symbol_table::do_define_as_constant): Likewise.
1972 * symtab.h (class Symbol): Update declarations.
1973 (class Sized_symbol): Likewise.
1974 * resolve.cc (Symbol::override_version): New function.
1975 (Symbol::override_base): Call override_version.
1976 (Symbol::override_base_with_special): Likewise.
1977 * testsuite/ver_script_8.script: New file.
1978 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1979 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1980 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1981 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1983 2008-05-06 Ian Lance Taylor <iant@google.com>
1986 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1988 (class General_options): Remove existing --undefined, and add
1989 --no-undefined instead. Add new --undefined as synonym for -u.
1990 * archive.cc (Archive::add_symbols): Check whether symbol was
1992 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1993 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1994 all uses. Add IS_UNDEFINED. Update declarations to split
1995 different versions of init_base. Declare init_base_undefined.
1996 (Symbol::is_defined): Handle IS_UNDEFINED.
1997 (Symbol::is_undefined): Likewise.
1998 (Symbol::is_weak_undefined): Call is_undefined.
1999 (Symbol::is_absolute): Handle IS_CONSTANT.
2000 (class Sized_symbol): Update declarations to split different
2001 versions of init. Declare init_undefined.
2002 (class Symbol_table): Declare new functions.
2003 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2005 (Symbol::init_base_output_data): Likewise.
2006 (Symbol::init_base_output_segment): Likewise.
2007 (Symbol::init_base_constant): Likewise.
2008 (Symbol::init_base_undefined): New function.
2009 (Sized_symbol::init_object): Rename from init. Change all
2011 (Sized_symbol::init_output_data): Likewise.
2012 (Sized_symbol::init_output_segment): Likewise.
2013 (Sized_symbol::init_constant): Likewise.
2014 (Sized_symbol::init_undefined): New function.
2015 (Symbol_table::add_undefined_symbols_from_command_line): New
2017 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2019 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2020 (Symbol::output_section): Likewise.
2021 (Symbol::set_output_section): Likewise.
2022 (Symbol_table::sized_finalize_symbol): Likewise.
2023 (Symbol_table::sized_write_globals): Likewise.
2024 * resolve.cc (Symbol_table::should_override): Likewise.
2025 (Symbol::override_base_with_special): Likewise.
2027 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2028 symbol, change it to have default visibility.
2029 * testsuite/protected_1.cc: New file.
2030 * testsuite/protected_2.cc: New file.
2031 * testsuite/protected_3.cc: New file.
2032 * testsuite/protected_main_1.cc: New file.
2033 * testsuite/protected_main_2.cc: New file.
2034 * testsuite/protected_main_3.cc: New file.
2035 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2036 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2037 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2038 (protected_1.so): New target.
2039 (protected_1_pic.o, protected_2_pic.o): New targets.
2040 (protected_3_pic.o): New target.
2041 (check_PROGRAMS): Add protected_2.
2042 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2043 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2044 * testsuite/Makefile.in: Rebuild.
2046 * options.h (DEFINE_var): Add set_user_set_##varname__.
2047 (DEFINE_bool_alias): New macro.
2048 (class General_options): Define -Bstatic using DEFINE_bool_alias
2049 rather than DEFINE_special. Add --undefined as an alias for -z
2051 * options.cc (General_options::parse_Bstatic): Remove.
2053 * options.h (class General_options): Add --fatal-warnings.
2054 * main.cc (main): Implement --fatal-warnings.
2055 * errors.h (Errors::warning_count): New function.
2057 * options.h (class General_options): Add -Bsymbolic-functions.
2058 * symtab.h (Symbol::is_preemptible): Check for
2059 -Bsymbolic-functions.
2061 2008-05-05 Ian Lance Taylor <iant@google.com>
2063 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2064 as noVARNAME rather than no-VARNAME.
2065 (class General_options): Add option -z combreloc.
2066 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2068 (Output_reloc::sort_before) [SHT_REL]: New function.
2069 (Output_reloc::sort_before) [SHT_RELA]: New function.
2070 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2071 Sort_relocs_comparison.
2072 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2073 parameter. Change all callers.
2074 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2075 sort_relocs parameter. Change all callers.
2076 * output.cc (Output_reloc::get_address): New function, broken out
2078 (Output_reloc::write_rel): Call it.
2079 (Output_reloc::compare): New function.
2080 (Output_data_reloc_base::do_write): Optionally sort relocs.
2082 * configure.ac: If targ_extra_obj is set, link it in.
2083 * configure.tgt: Initialize all variables.
2084 (x86_64*): Set targ_extra_obj and targ_extra_size.
2085 * configure: Rebuild.
2087 * object.cc (Sized_relobj::include_section_group): Adjust section
2088 indexes read from group data. Build vector to pass to
2090 * layout.cc (Layout::layout_group): Add flags and shndxes
2091 parameters. Remove contents parameter. Change caller. Update
2092 explicit instantiations.
2093 * layout.h (class Layout): Update layout_group declaration.
2094 * output.cc (Output_data_group::Output_data_group): Add flags and
2095 input_shndxes parameters. Remove contents parameter. Change
2097 (Output_data_group::do_write): Change input_sections_ to
2099 * output.h (class Output_data_group): Update constructor
2100 declaration. Rename input_sections_ to input_shndxes_.
2101 * testsuite/many_sections_test.cc: Add template.
2103 2008-04-30 Cary Coutant <ccoutant@google.com>
2105 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2107 * layout.cc (Layout::include_section): Refactored check for debug
2109 (Layout::add_comdat): Add new parameters. Change type
2110 of signature parameter. Add object and shndx to signatures table.
2111 (Layout::find_kept_object): New function.
2112 * layout.h: Include <cstring>.
2113 (Layout::is_debug_info_section): New function.
2114 (Layout::add_comdat): Add new parameters.
2115 (Layout::find_kept_object): New function.
2116 (Layout::Kept_section): New struct.
2117 (Layout::Signatures): Change type of map range.
2118 * object.cc (Relobj::output_section_address): New function.
2119 (Sized_relobj::include_section_group): Add new parameters. Change
2120 calls to Layout::add_comdat. Change to build table of kept comdat
2121 groups and table mapping discarded sections to kept sections.
2122 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2123 (Sized_relobj::do_layout): Change calls to include_section_group and
2124 include_linkonce_section.
2125 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2126 value to zero when section is discarded.
2127 (Sized_relobj::map_to_kept_section): New function.
2128 * object.h (Relobj::output_section_address): New function.
2129 (Relobj::Comdat_group): New type.
2130 (Relobj::find_comdat_group): New function.
2131 (Relobj::Comdat_group_table): New type.
2132 (Relobj::Kept_comdat_section): New type.
2133 (Relobj::Kept_comdat_section_table): New type.
2134 (Relobj::add_comdat_group): New function.
2135 (Relobj::set_kept_comdat_section): New function.
2136 (Relobj::get_kept_comdat_section): New function.
2137 (Relobj::comdat_groups_): New field.
2138 (Relobj::kept_comdat_sections_): New field.
2139 (Symbol_value::input_value): Update comment.
2140 (Sized_relobj::map_to_kept_section) New function.
2141 (Sized_relobj::include_linkonce_section): Add new parameter.
2142 * target-reloc.h (Comdat_behavior): New type.
2143 (get_comdat_behavior): New function.
2144 (relocate_section): Add code to map a discarded section to the
2145 corresponding kept section when applying a relocation.
2147 2008-04-30 Craig Silverstein <csilvers@google.com>
2149 * dwarf_reader.cc (next_generation_count): New static var.
2150 (Addr2line_cache_entry): New struct.
2151 (addr2line_cache): New static var.
2152 (Dwarf_line_info::one_addr2line): Added caching.
2153 (Dwarf_line_info::clear_addr2line_cache): New function.
2154 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2155 cache-size parameter.
2156 (Dwarf_line_info::one_addr2line_cache): New function.
2157 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2158 new cache-size argument to one_addr2line(), and clear cache.
2160 2008-04-28 Cary Coutant <ccoutant@google.com>
2162 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2163 R_386_PC8 relocations.
2165 2008-04-23 Ian Lance Taylor <iant@google.com>
2167 * object.cc (Sized_relobj::include_section_group): Check for
2168 invalid section group.
2170 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2173 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2174 than read for file header.
2175 * archive.cc (Archive::include_member): Likewise.
2177 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2179 * aclocal.m4: Regenerate.
2180 * configure: Regenerate.
2182 2008-04-19 Ian Lance Taylor <iant@google.com>
2184 * version.cc (version_string): Bump to 1.6.
2186 * testsuite/Makefile.am (many_sections_r_test): New target.
2187 (many_sections_r_test_SOURCES): Remove.
2188 (many_sections_r_test_DEPENDENCIES): Remove.
2189 (many_sections_r_test_LDFLAGS): Remove.
2190 (many_sections_r_test_LDADD): Remove.
2192 * object.cc (Sized_relobj::do_add_symbols): Always pass
2193 local_symbol_count_ to add_from_relobj.
2195 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2196 every thousand variables.
2197 * testsuite/Makefile.in: Rebuild.
2199 * object.cc (Xindex::initialize_symtab_xindex): New function.
2200 (Xindex::read_symtab_xindex): New function.
2201 (Xindex::sym_xindex_to_shndx): New function.
2202 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2204 (Sized_relobj::do_initialize_xindex): New function.
2205 (Sized_relobj::do_read_symbols): Adjust section links.
2206 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2207 parameter. Change all callers.
2208 (Sized_relobj::include_section_group): Adjust section links and
2209 symbol section indexes.
2210 (Sized_relobj::do_layout): Adjust section links.
2211 (Sized_relobj::do_count_local_symbols): Adjust section links and
2212 symbol section indexes.
2213 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2214 ordinary and special symbols.
2215 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2216 dynsym_xindex parameters. Change all callers. Adjust section
2217 links. Use SHN_XINDEX when needed.
2218 (Sized_relobj::get_symbol_location_info): Adjust section links.
2219 Don't get fooled by special symbols.
2220 * object.h (class Xindex): Define.
2221 (class Object): Add xindex_ parameter. Declare virtual functoin
2222 do_initialize_xindex.
2223 (Object::adjust_sym_shndx): New function.
2224 (Object::set_xindex): New protected function.
2225 (class Symbol_value): Add is_ordinary_shndx_ field.
2226 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2227 (Symbol_value::value): Assert ordinary section.
2228 (Symbol_value::initialize_input_to_output_map): Likewise.
2229 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2231 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2233 (class Sized_relobj): Update declarations.
2234 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2235 parameter. Change all callers.
2236 (Sized_relobj::adjust_shndx): New function.
2237 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2239 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2240 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2241 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2242 (Sized_dynobj::read_dynsym_section): Adjust section links.
2243 (Sized_dynobj::read_dynamic): Likewise.
2244 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2246 (Sized_dynobj::do_initialize_xindex): New function.
2247 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2248 do_initialize_xindex.
2249 (Sized_dynobj::adjust_shndx): New function.
2250 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2251 dynsym_xindex_ fields.
2252 (Layout::finalize): Add a call to set_section_indexes before
2253 creating the symtab sections.
2254 (Layout::set_section_indexes): Don't do anything if the section
2255 already has a section index.
2256 (Layout::create_symtab_sections): Add shnum parameter. Change
2257 caller. Create .symtab_shndx section if needed.
2258 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2260 (Layout::allocated_output_section_count): New function.
2261 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2263 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2264 fields. Update declarations.
2265 (Layout::symtab_xindex): New function.
2266 (Layout::dynsym_xindex): New function.
2267 (class Write_symbols_task): Add layout_ field.
2268 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2270 * output.cc (Output_section_headers::Output_section_headers): Add
2271 shstrtab_section parameter. Change all callers.
2272 (Output_section_headers::do_sized_write): Store overflow values
2273 for section count and section string table section index in
2274 section header zero.
2275 (Output_file_header::do_sized_write): Check for overflow of
2276 section count and section string table section index.
2277 (Output_symtab_xindex::do_write): New function.
2278 (Output_symtab_xindex::endian_do_write): New function.
2279 * output.h (class Output_section_headers): Add shstrtab_section_.
2280 Update declarations.
2281 (class Output_symtab_xindex): Define.
2282 (Output_section::has_out_shndx): New function.
2283 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2285 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2287 (Sized_symbol::init): Likewise.
2288 (Symbol::output_section): Check for ordinary symbol.
2289 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2290 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2292 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2293 Change all callers. Simplify handling of symbols from sections
2294 not included in the link.
2295 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2297 (Weak_alias_sorter::operator()): Assert that symbols are
2299 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2301 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2302 parameters. Change all callers.
2303 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2304 symbol distinction. Use SHN_XINDEX when needed.
2305 (Symbol_table::write_section_symbol): Add symtab_xindex
2306 parameter. Change all callers.
2307 (Symbol_table::sized_write_section_symbol): Likewise. Use
2308 SHN_XINDEX when needed.
2309 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2311 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2312 (Symbol::is_defined): Check is_ordinary.
2313 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2314 (Symbol::is_absolute, Symbol::is_common): Likewise.
2315 (class Sized_symbol): Update declarations.
2316 (class Symbol_table): Update declarations.
2317 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2318 parameters. Change all callers.
2319 (Sized_symbol::override): Likewise.
2320 (Symbol_table::override): Likewise.
2321 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2322 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2323 is_ordinary, and orig_st_shndx parameters. Change all callers.
2324 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2325 to be in an ordinary section.
2326 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2327 object and is_ordinary parameters. Change all callers.
2328 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2329 Change all callers. Don't add undefined or non-ordinary symbols
2331 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2333 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2335 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2336 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2337 (Sized_relobj::relocate_sections): Likewise.
2338 * target-reloc.h (scan_relocs): Adjust section symbol index.
2339 (scan_relocatable_relocs): Likewise.
2340 * i386.cc (Scan::local): Check for ordinary symbols.
2341 * sparc.cc (Scan::local): Likewise.
2342 * x86_64.cc (Scan::local): Likewise.
2343 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2344 to symbol_section_and_value.
2345 * testsuite/many_sections_test.cc: New file.
2346 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2347 (check_PROGRAMS): Add many_sections_test.
2348 (many_sections_test_SOURCES): Define.
2349 (many_sections_test_DEPENDENCIES): Define.
2350 (many_sections_test_LDFLAGS): Define.
2351 (BUILT_SOURCES): Add many_sections_define.h.
2352 (many_sections_define.h): New target.
2353 (BUILT_SOURCES): Add many_sections_check.h.
2354 (many_sections_check.h): New target.
2355 (check_PROGRAMS): Add many_sections_r_test.
2356 (many_sections_r_test_SOURCES): Define.
2357 (many_sections_r_test_DEPENDENCIES): Define.
2358 (many_sections_r_test_LDFLAGS): Define.
2359 (many_sections_r_test_LDADD): Define.
2360 (many_sections_r_test.o): New target.
2361 * testsuite/Makefile.in: Rebuild.
2363 2008-04-17 Cary Coutant <ccoutant@google.com>
2365 * errors.cc (Errors::info): New function.
2366 (gold_info): New function.
2367 * errors.h (Errors::info): New function.
2368 * gold.h (gold_info): New function.
2369 * object.cc (Input_objects::add_object): Print trace output.
2370 * options.cc (options::parse_set): New function.
2371 (General_options::parse_wrap): Deleted.
2372 (General_options::General_options): Deleted initializer.
2373 * options.h (options::String_set): New typedef.
2374 (options::parse_set): New function.
2375 (DEFINE_set): New macro.
2376 (General_options::wrap): Changed to use DEFINE_set. Changed
2377 callers of any_wrap_symbols and is_wrap_symbol.
2378 (General_options::trace, General_options::trace_symbol):
2380 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2381 (General_options::wrap_symbols_): Deleted.
2382 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2384 2008-04-17 David S. Miller <davem@davemloft.net>
2386 * options.cc (General_options::parse_V): New function.
2387 * options.h: Add entries for -V and -Qy.
2389 2008-04-17 Ian Lance Taylor <iant@google.com>
2391 * common.cc (Symbol_table::allocate_commons): Remove options
2392 parameter. Change caller.
2393 (Symbol_table::do_allocate_commons): Remove options parameter.
2394 Change caller. Just call do_allocate_commons_list twice.
2395 (Symbol_table::do_allocate_commons_list): New function, broken out
2396 of do_allocate_commons.
2397 * common.h (class Allocate_commons_task): Remove options_ field.
2399 * symtab.cc (Symbol_table::Symbol_table): Initialize
2401 (Symbol_table::add_from_object): Put TLS common symbols on
2403 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2404 which are IN_OUTPUT_DATA.
2405 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2406 allocate_commons and do_allocate_commons declarations. Declare
2407 do_allocate_commons_list.
2408 * gold.cc (queue_middle_tasks): Update creation of
2409 Allocate_commons_task to not pass options.
2410 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2411 (TLS_TEST_C_FLAGS): New variable.
2412 (tls_test_c_pic.o): New target.
2413 (tls_test_shared.so): Link in tls_test_c_pic.o.
2414 (tls_test_c_pic_ie.o): New target.
2415 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2416 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2417 (tls_test_c.o): New target.
2418 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2419 (tls_pic_test_LDADD): Likewise.
2420 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2421 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2422 (tls_test_c_gnu2.o): New target.
2423 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2425 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2426 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2427 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2428 * testsuite/tls_test.cc: Include "config.h".
2429 (t_last): Call t11_last.
2430 * testsuite/tls_test.h (t11, t11_last): Declare.
2431 * testsuite/tls_test_c.c: New file.
2432 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2433 * configure.ac: Check for OpenMP support.
2434 * configure, config.in, Makefile.in: Rebuild.
2435 * testsuite/Makefile.in: Rebuild.
2437 2008-04-16 Cary Coutant <ccoutant@google.com>
2439 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2440 (Target_i386::tls_base_symbol_defined_): New field.
2441 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2442 (Target_i386::Scan::global): Likewise.
2443 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2444 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2445 (Target_x86_64::tls_base_symbol_defined_): New field.
2446 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2447 (Target_x86_64::Scan::global): Likewise.
2449 2008-04-16 Cary Coutant <ccoutant@google.com>
2451 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2452 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2453 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2454 building shared libraries.
2455 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2456 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2457 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2458 * testsuite/Makefile.in: Rebuild.
2459 * testsuite/weak_undef.h: New file.
2460 * testsuite/weak_undef_file1.cc: Add extra test cases.
2461 * testsuite/weak_undef_file2.cc: Likewise.
2462 * testsuite/weak_undef_test.cc: Likewise.
2464 2008-04-16 David S. Miller <davem@davemloft.net>
2466 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2467 Add issued_non_pic_error_ field. Declare check_non_pic.
2468 (Target_sparc::Scan::check_non_pic): New function.
2469 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2470 (Target_sparc::Scan::global): Likewise.
2472 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2473 * configure: Rebuild.
2475 * options.h (DEFINE_enable): New macro.
2476 (new_dtags): New enable option.
2477 (initfirst, interpose, loadfltr, nodefaultlib,
2478 nodelete, nodlopen, nodump): New -z options.
2479 * layout.cc (Layout:finish_dynamic_section): If new
2480 dtags enabled, emit DT_RUNPATH. Also, emit a
2481 DT_FLAGS_1 containing any specified -z flags.
2483 2008-04-16 Ian Lance Taylor <iant@google.com>
2485 * copy-relocs.cc: New file.
2486 * copy-relocs.h: New file.
2487 * reloc.cc: Remove Copy_relocs code.
2488 * reloc.h: Likewise.
2489 * reloc-types.h (struct Reloc_types) [both versions]: Add
2490 get_reloc_addend_noerror.
2491 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2492 variants of add_global which take an addend which must be zero.
2493 * i386.cc: Include "copy-relocs.h".
2494 (class Target_i386): Change type of copy_relocs_ to variable,
2496 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2498 (Target_i386::do_finalize_sections): Change handling of
2500 * sparc.cc: Include "copy-relocs.h".
2501 (class Target_sparc): Change type of copy_relocs_ to variable,
2503 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2505 (Target_sparc::do_finalize_sections): Change handling of
2507 * x86_64.cc: Include "copy-relocs.h".
2508 (class Target_x86_64): Change type of copy_relocs_ to variable,
2510 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2511 class. Change all callers.
2512 (Target_x86_64::do_finalize_sections): Change handling of
2514 * Makefile.am (CCFILES): Add copy-relocs.cc.
2515 (HFILES): Add copy-relocs.h.
2517 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2519 * testsuite/script_test_4.sh: Permit leading zeroes.
2521 2008-04-15 Ian Lance Taylor <iant@google.com>
2523 * script-sections.cc (Script_sections::create_segments): Use
2524 header_size_adjustment even when there is enough room for the
2526 * testsuite/script_test_4.sh: New file.
2527 * testsuite/script_test_4.t: New file.
2528 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2529 (check_DATA): Add script_test_4.stdout.
2530 (MOSTLYCLEANFILES): Likewise.
2531 (script_test_4): New target.
2532 (script_test_4.stdout): New target.
2533 * testsuite/Makefile.in: Rebuild.
2535 * sparc.cc: Add definitions for Output_data_plt_sparc class
2538 2008-04-14 David S. Miller <davem@davemloft.net>
2540 * sparc.cc: New file.
2541 * Makefile.am (TARGETSOURCES): Add sparc.cc
2542 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2543 * configure.tgt: Document targ_extra_size and
2544 targ_extra_big_endian. Add entries for sparc-* and
2546 * configure.ac: Handle targ_extra_size and
2547 targ_extra_big_endian.
2548 * Makefile.in: Rebuild.
2549 * configure: Likewise.
2550 * po/POTFILES.in: Likewise.
2551 * po/gold.pot: Likewise.
2553 2008-04-14 Ian Lance Taylor <iant@google.com>
2555 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2556 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2557 in the name/type/flags to section mapping. Don't call
2558 allocate_output_section.
2559 (Layout::choose_output_section): Change parameter from adjust_name
2560 to is_input_section. Don't permit input sections after sections
2561 are attached to segments. Don't call allocate_output_section.
2562 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2563 not write_enable_output_section.
2564 (Layout::make_output_section): Don't push to
2565 unattached_section_list_ nor call attach_to_segment. Call
2566 attach_section_to_segment if sections are attached.
2567 (Layout::attach_sections_to_segments): New function.
2568 (Layout::attach_section_to_segment): New function.
2569 (Layout::attach_allocated_section_to_segment): Rename from
2570 attach_to_segment. Remove flags parameter.
2571 (Layout::allocate_output_section): Remove function.
2572 (Layout::write_enable_output_section): Remove function.
2573 * layout.h (class Layout): Update for above changes. Add new
2574 field sections_are_attached_.
2575 * output.h (Output_section::update_flags_for_input_section): New
2577 * output.cc (Output_section::add_input_section): Call
2578 update_flags_for_input_section.
2579 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2581 2008-04-11 Cary Coutant <ccoutant@google.com>
2583 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2584 thought unnecessary.
2585 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2587 2008-04-11 Ian Lance Taylor <iant@google.com>
2589 * output.h (class Output_section_data): Remove inline definition
2591 * output.cc (Output_section_data::set_addralign): New function.
2593 2008-04-11 Cary Coutant <ccoutant@google.com>
2595 Add support for TLS descriptors for i386 and x86_64.
2596 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2597 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2598 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2600 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2601 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2602 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2604 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2605 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2606 Fix problem with initial-exec relocations.
2607 (Target_i386::Relocate::relocate_tls): Likewise.
2608 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2610 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2611 support for section-plus-offset dynamic table entries.
2612 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2613 (Output_data_dynamic::Dynamic_entry): Add support for
2614 section-plus-offset dynamic table entries.
2615 (Output_data_dynamic::Classification): Likewise.
2616 (Output_data_dynamic::classification_): Renamed offset_.
2617 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2618 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2619 (Target_x86_64::make_plt_section): New function.
2620 (Target_x86_64::reserve_tlsdesc_entries): New function.
2621 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2622 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2623 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2624 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2625 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2626 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2627 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2628 add extra PLT entry for TLS descriptors.
2629 (Output_data_plt_x86_64::got_): New field.
2630 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2631 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2633 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2635 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2636 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2637 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2638 R_386_TLS_DESC_CALL relocations.
2639 (Target_x86_64::Scan::global): Likewise.
2640 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2641 for TLS descriptors.
2642 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2643 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2644 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2645 GD-to-IE relaxation.
2646 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2647 and TLS_DESCRIPTORS.
2648 * Makefile.in: Rebuild.
2649 * configure: Rebuild.
2650 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2651 (tls_test_shared2.so): New target.
2652 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2653 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2654 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2655 (tls_shared_gd_to_ie_test_LDADD): New variable.
2656 (tls_shared_gnu2_gd_to_ie_test): New target.
2657 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2659 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2660 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2661 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2662 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2663 (tls_shared_gnu2_test): New target.
2664 (tls_test_gnu2_shared.so): New target.
2665 (tls_shared_gnu2_test_SOURCES): New variable.
2666 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2667 (tls_shared_gnu2_test_LDFLAGS): New variable.
2668 (tls_shared_gnu2_test_LDADD): New variable.
2669 * testsuite/Makefile.in: Rebuild.
2670 * testsuite/Makefile.
2672 2008-04-11 Ian Lance Taylor <iant@google.com>
2674 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2676 * testsuite/Makefile.in: Rebuild.
2678 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2680 * testsuite/script_test_2.cc (main): Adjust test.
2682 2008-04-11 David S. Miller <davem@davemloft.net>
2683 Ian Lance Taylor <iant@google.com>
2685 * options.h (General_options): Add entries for '-Y' and
2687 * options.cc (General_options:finalize): If -Y was used, add those
2688 entries to the library path instead of the default "/lib" and
2691 2008-04-11 David S. Miller <davem@davemloft.net>
2693 * testsuite/justsyms.t: Start at 0x100.
2694 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2695 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2697 * testsuite/script_test_2.cc: Adjust string and section length
2700 2008-04-09 Ian Lance Taylor <iant@google.com>
2703 * script-sections.cc (Sections_element::allocate_to_segment): Add
2705 (Output_section_definition::allocate_to_segment): Likewise.
2706 (Orphan_output_section::allocate_to_segment): Likewise.
2707 (Script_sections::attach_sections_using_phdrs_clause): Don't
2708 propagate non-PT_LOAD segments to orphan sections.
2709 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2710 readelf rather than objdump.
2711 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2712 .interp section and PT_INTERP segment are the same size.
2713 * testsuite/Makefile.in: Rebuild.
2715 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2716 aliases for symbols defined in the same object.
2717 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2718 (weak_alias_test_SOURCES): New variable.
2719 (weak_alias_test_DEPENDENCIES): New variable.
2720 (weak_alias_test_LDFLAGS): New variable.
2721 (weak_alias_test_LDADD): New variable.
2722 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2723 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2724 (weak_alias_test_3.o): New target.
2725 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2726 * testsuite/weak_alias_test_main.cc: New file.
2727 * testsuite/weak_alias_test_1.cc: New file.
2728 * testsuite/weak_alias_test_2.cc: New file.
2729 * testsuite/weak_alias_test_3.cc: New file.
2731 2008-04-08 Ian Lance Taylor <iant@google.com>
2733 * options.h (class General_options): Add --noinhibit-exec option.
2734 * main.cc (main): Check --noinhibit-exec.
2736 * options.h (class General_options): Define --wrap as a special
2737 option. Add wrap_symbols_ field.
2738 (General_options::any_wrap_symbols): New function.
2739 (General_options::is_wrap_symbol): New function.
2740 * options.cc (General_options::parse_wrap): New function.
2741 (General_options::General_options): Initialize wrap_symbols_.
2742 * symtab.cc (Symbol_table::wrap_symbol): New function.
2743 (Symbol_table::add_from_object): Handle --wrap.
2744 * symtab.h (class Symbol_table): Declare wrap_symbol.
2745 * target.h (Target::wrap_char): New function.
2746 (Target::Target_info): Add wrap_char field.
2747 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2748 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2749 * testsuite/testfile.cc (Target_test::test_target_info):
2752 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2755 * layout.h (class Layout): Add added_eh_frame_data_ field.
2756 * layout.cc (Layout::Layout): Initialize new field.
2757 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2758 output section until we find a section we merged successfully.
2759 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2760 that the size be non-zero.
2762 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2765 2008-04-08 Craig Silverstein <csilvers@google.com>
2767 * configure.ac: Export new conditional variable HAVE_ZLIB.
2768 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2770 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2771 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2773 2008-04-07 Ian Lance Taylor <iant@google.com>
2775 * version.cc (version_string): Set to "1.5".
2777 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2778 Add issued_non_pic_error_ field. Declare check_non_pic.
2779 (Target_x86_64::Scan::check_non_pic): New function.
2780 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2781 (Target_x86_64::Scan::global): Likewise.
2783 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2784 addend parameter. Change caller. Handle merge sections.
2785 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2786 Address to Addend. Don't add in the result of
2787 local_section_offset, pass down the addend and use the returned
2789 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2790 Update declarations of local_section_offset and symbol_value.
2791 * testsuite/two_file_test_1.cc (t18): New function.
2792 * testsuite/two_file_test_2.cc (f18): New function.
2793 * testsuite/two_file_test_main.cc (main): Call t18.
2794 * testsuite/two_file_test.h (t18, f18): Declare.
2796 * configure.ac: Don't test for objdump, c++filt, or readelf.
2797 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2799 (TEST_READELF): New variable.
2800 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2801 (check_PROGRAMS): Add two_file_strip_test.
2802 (two_file_strip_test): New target.
2803 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2804 (two_file_same_shared_strip_test_SOURCES): New variable.
2805 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2806 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2807 (two_file_same_shared_strip_test_LDADD): New variable.
2808 (two_file_shared_strip.so): New target.
2809 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2810 (ver_test_5.syms, ver_test_7.syms): Likewise.
2811 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2812 (strip_test_3.stdout): Use TEST_OBJDUMP.
2813 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2815 2008-04-04 Cary Coutant <ccoutant@google.com>
2817 * symtab.h (Symbol::is_weak_undefined): New function.
2818 (Symbol::is_strong_undefined): New function.
2819 (Symbol::is_absolute): New function.
2820 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2821 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2823 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2824 (weak_undef_test): New target.
2825 * testsuite/Makefile.in: Rebuild.
2826 * testsuite/weak_undef_file1.cc: New file.
2827 * testsuite/weak_undef_file2.cc: New file.
2828 * testsuite/weak_undef_test.cc: New file.
2830 2008-04-03 Craig Silverstein <csilvers@google.com>
2832 * compressed_output.h (class Output_compressed_section): Use
2834 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2836 (zlib_compressed_suffix): Removed.
2837 (Output_compressed_section::set_final_data_size): Use unsigned
2839 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2840 Fix linker invocation.
2841 (flagstest_o_specialfile_and_compress_debug_sections):
2843 * testsuite/Makefile.in: Regenerated.
2845 2008-04-02 David S. Miller <davem@davemloft.net>
2847 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2848 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2850 2008-04-02 Craig Silverstein <csilvers@google.com>
2854 2008-04-02 Ian Lance Taylor <iant@google.com>
2856 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2857 parameters. Update for new key type to views_. Change all
2859 (File_read::read): Adjust for byteshift in returned view.
2860 (File_read::add_view): New function, broken out of
2862 (File_read::make_view): New function, broken out of
2864 (File_read::find_or_make_view): Add offset and aligned
2865 parameters. Rewrite accordingly. Change all callers.
2866 (File_read::get_view): Add offset and aligned parameters. Adjust
2867 for byteshift in return value.
2868 (File_read::get_lasting_view): Likewise.
2869 * fileread.h (class File_read): Update declarations.
2870 (class File_read::View): Add byteshift_ field. Add byteshift to
2871 constructor. Add byteshift method.
2872 * archive.h (Archive::clear_uncached_views): New function.
2873 (Archive::get_view): Add aligned parameter. Change all callers.
2874 * object.h (Object::get_view): Add aligned parameter. Change all
2876 (Object::get_lasting_view): Likewise.
2878 * fileread.cc (File_read::release): Don't call clear_views if
2879 there are multiple objects.
2880 * fileread.h (File_read::clear_uncached_views): New function.
2881 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2884 2008-03-31 Cary Coutant <ccoutant@google.com>
2886 Add thin archive support.
2887 * archive.cc (Archive::armagt): New const.
2888 (Archive::setup): Remove task parameter and calls to unlock.
2889 (Archive::unlock_nested_archives): New function.
2890 (Archive::read_header): Add nested_off parameter. Change
2892 (Archive::interpret_header): Likewise.
2893 (Archive::include_all_members): Change to handle thin
2895 (Archive::include_member): Likewise.
2896 * archive.h (Archive::Archive): Add new parameters and
2898 (Archive::armagt): New const.
2899 (Archive::setup): Remove task parameter.
2900 (Archive::unlock_nested_archives): New function.
2901 (Archive::read_header): Add nested_off parameter.
2902 (Archive::interpret_header): Likewise.
2903 (Archive::Nested_archive_table): New typedef.
2904 (Archive::is_thin_archive_): New field.
2905 (Archive::nested_archives_): New field.
2906 (Archive::options_): New field.
2907 (Archive::dirpath_): New field.
2908 (Archive::task_): New field.
2909 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2910 for thin archives. Pass additional parameters to
2911 Archive::Archive. Unlock the archive file after calling
2914 2008-03-29 Ian Lance Taylor <iant@google.com>
2916 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2917 version symbol to be local.
2918 * testsuite/ver_test_4.sh: New file.
2919 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2920 (check_DATA): Add ver_test_4.syms.
2921 (ver_test_4.syms): New target.
2922 * testsuite/Makefile.in: Rebuild.
2925 (Output_section::Input_section_sort_entry::has_priority): New
2927 (Output_section::Input_section_sort_entry::match_file_name): New
2929 (Output_section::Input_section_sort_entry::match_section_name):
2931 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2933 (Output_section::Input_section_sort_entry::match_section_file):
2935 (Output_section::Input_section_sort_compare::operator()): Rewrite
2936 using new Input_section_sort_entry functions. Sort crtbegin and
2937 crtend first. Sort sections with no priority before sections with
2939 * testsuite/initpri1.c (d3): Check j != 4.
2940 (cd5): New constructor/destructor function.
2941 (main): Check j != 2.
2943 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2944 new symbol when resolving, don't call set_is_default.
2945 * testsuite/ver_test_7.cc: New file.
2946 * testsuite/ver_test_7.sh: New file.
2947 * testsuite/Makefile.am (ver_test_7.so): New target.
2948 (ver_test_7.o): New target.
2949 (check_SCRIPTS): Add ver_test_7.sh.
2950 (check_DATA): Add ver_test_7.syms.
2951 (ver_test_7.syms): New target.
2953 2008-03-28 Ian Lance Taylor <iant@google.com>
2955 * layout.cc (Layout::layout): If we see an input section with a
2956 name that needs sorting, set the must_sort flag for the output
2958 (Layout::make_output_section): If the name of the output section
2959 indicates that it might require sorting, set the may_sort flag.
2960 * output.h (Output_section::may_sort_attached_input_sections): New
2962 (Output_section::set_may_sort_attached_input_sections): New
2964 (Output_section::must_sort_attached_input_sections): New
2966 (Output_section::set_must_sort_attached_input_sections): New
2968 (class Output_section): Declare Input_section_sort_entry. Define
2969 Input_section_sort_compare. Declare
2970 sort_attached_input_sections. Add new fields:
2971 may_sort_attached_input_sections_,
2972 must_sort_attached_input_sections_,
2973 attached_input_sections_are_sorted_.
2974 * output.cc (Output_section::Output_section): Initialize new
2976 (Output_section::add_input_section): Add an entry to
2977 input_sections_ if may_sort or must_sort are true.
2978 (Output_section::set_final_data_size): Call
2979 sort_attached_input_sections if necessary.
2980 (Output_section::Input_section_sort_entry): Define new class.
2981 (Output_section::Input_section_sort_compare::operator()): New
2983 (Output_section::sort_attached_input_sections): New function.
2984 * configure.ac: Check whether the compiler supports constructor
2985 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2986 * testsuite/initpri1.c: New file.
2987 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2988 CONSTRUCTOR_PRIORITY.
2989 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2990 (initpri1_LDFLAGS): New variable.
2991 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2993 2008-03-27 Ian Lance Taylor <iant@google.com>
2995 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2996 * testsuite/common_test_1.c: New file.
2997 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2998 (common_test_1_SOURCES): New variable.
2999 (common_test_1_DEPENDENCIES): New variable.
3000 (common_test_1_LDFLAGS): New variable.
3002 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3003 and commons_ correctly when NAME/VERSION does not override
3005 * testsuite/ver_test_6.c: New file.
3006 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3007 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3008 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3010 2008-03-26 Ian Lance Taylor <iant@google.com>
3012 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3013 of an undefined symbol from a version script.
3014 * testsuite/Makefile.am (ver_test_5.so): New target.
3015 (ver_test_5.o): New target.
3016 (check_SCRIPTS): Add ver_test_5.sh.
3017 (check_DATA): Add ver_test_5.syms.
3018 (ver_test_5.syms): New target.
3019 * testsuite/ver_test_5.cc: New file.
3020 * testsuite/ver_test_5.script: New file.
3021 * testsuite/ver_test_5.sh: New file.
3022 * Makefile.in, testsuite/Makefile.in: Rebuild.
3025 Fix problems building gold with gcc 4.3.0.
3026 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3027 (gold_error_at_location, gold_warning_at_location): Use it.
3028 * configure.ac: Check whether we can compile and use a template
3029 function with a printf attribute.
3030 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3031 when jumping over bytes.
3032 * object.cc: Instantiate Object::read_section_data.
3033 * debug.h: Include <cstring>
3034 * dwarf_reader.cc: Include <algorithm>
3035 * main.cc: Include <cstring>.
3036 * options.cc: Include <cstring>.
3037 * output.cc: Include <cstring>.
3038 * script.cc: Include <cstring>.
3039 * script.h: Include <string>.
3040 * symtab.cc: Include <cstring> and <algorithm>.
3041 * target-select.cc: Include <cstring>.
3042 * version.cc: Include <string>.
3043 * testsuite/testmain.cc: Include <cstdlib>.
3044 * configure, config.in: Rebuild.
3046 2008-03-25 Ian Lance Taylor <iant@google.com>
3048 * options.cc: Include "../bfd/bfdver.h".
3049 (options::help): Print bug reporting address.
3051 * version.cc (print_version): Adjust output for current value of
3056 * options.cc (options::help): Print list of supported targets.
3057 * target-select.h: Include <vector>.
3058 (class Target_selector): Make machine_, size_, and is_big_endian_
3059 fields const. Add bfd_name_ and instantiated_target_ fields.
3060 (Target_selector::Target_selector): Add bfd_name parameter.
3061 (Target_selector::recognize): Make non-virtual, call
3063 (Target_selector::recognize_by_name): Make non-virtual, call
3064 do_recognize_by_name.
3065 (Target_selector::supported_names): New function.
3066 (Target_selector::bfd_name): New function.
3067 (Target_selector::do_instantiate_target): New pure virtual
3069 (Target_selector::do_recognize): New virtual function.
3070 (Target_selector::do_recognize_by_name): New virtual function.
3071 (Target_selector::instantiate_target): New private function.
3072 (supported_target_names): Declare.
3073 * target-select.cc (Target_selector::Target_selector): Update for
3074 new parameter and fields.
3075 (select_target_by_name): Check that the name matches before
3076 calling recognize_by_name.
3077 (supported_target_names): New function.
3078 * i386.cc (class Target_selector_i386): Update Target_selector
3079 constructor call. Remove recognize and recognize_by_name. Add
3080 do_instantiate_target.
3081 * x86_64.cc (class Target_selector_x86_64): Likewise.
3082 * testsuite/testfile.cc (class Target_selector_test): Update for
3083 changes to Target_selector.
3085 * README: Rewrite, with some notes on unsupported features.
3087 2008-03-24 Cary Coutant <ccoutant@google.com>
3089 * i386.cc (Target_i386::Got_type): New enum declaration.
3090 (Target_i386::Scan::local): Updated callers of Output_data_got
3092 (Target_i386::Scan::global): Likewise.
3093 (Target_i386::Relocate::relocate): Likewise.
3094 (Target_i386::Relocate::relocate_tls): Likewise.
3095 * object.h (Got_offset_list): New class.
3096 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3097 (Sized_relobj::local_got_offset): Likewise.
3098 (Sized_relobj::set_local_got_offset): Likewise.
3099 (Sized_relobj::local_has_tls_got_offset): Removed.
3100 (Sized_relobj::local_tls_got_offset): Removed.
3101 (Sized_relobj::set_local_tls_got_offset): Removed.
3102 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3103 * output.cc (Output_data_got::add_global): Added got_type parameter.
3104 (Output_data_got::add_global_with_rel): Likewise.
3105 (Output_data_got::add_global_with_rela): Likewise.
3106 (Output_data_got::add_global_pair_with_rel): New function.
3107 (Output_data_got::add_global_pair_with_rela): New function.
3108 (Output_data_got::add_local): Added got_type parameter.
3109 (Output_data_got::add_local_with_rel): Likewise.
3110 (Output_data_got::add_local_with_rela): Likewise.
3111 (Output_data_got::add_local_pair_with_rel): New function.
3112 (Output_data_got::add_local_pair_with_rela): New function.
3113 (Output_data_got::add_global_tls): Removed.
3114 (Output_data_got::add_global_tls_with_rel): Removed.
3115 (Output_data_got::add_global_tls_with_rela): Removed.
3116 (Output_data_got::add_local_tls): Removed.
3117 (Output_data_got::add_local_tls_with_rel): Removed.
3118 (Output_data_got::add_local_tls_with_rela): Removed.
3119 * output.h (Output_data_got::add_global): Added got_type parameter.
3120 (Output_data_got::add_global_with_rel): Likewise.
3121 (Output_data_got::add_global_with_rela): Likewise.
3122 (Output_data_got::add_global_pair_with_rel): New function.
3123 (Output_data_got::add_global_pair_with_rela): New function.
3124 (Output_data_got::add_local): Added got_type parameter.
3125 (Output_data_got::add_local_with_rel): Likewise.
3126 (Output_data_got::add_local_with_rela): Likewise.
3127 (Output_data_got::add_local_pair_with_rel): New function.
3128 (Output_data_got::add_local_pair_with_rela): New function.
3129 (Output_data_got::add_global_tls): Removed.
3130 (Output_data_got::add_global_tls_with_rel): Removed.
3131 (Output_data_got::add_global_tls_with_rela): Removed.
3132 (Output_data_got::add_local_tls): Removed.
3133 (Output_data_got::add_local_tls_with_rel): Removed.
3134 (Output_data_got::add_local_tls_with_rela): Removed.
3135 * resolve.cc (Symbol::override_base_with_special): Removed
3136 reference to has_got_offset_ field.
3137 * symtab.cc (Symbol::init_fields): Replaced initialization
3138 of got_offset_ with got_offsets_. Removed initialization
3140 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3141 (Symbol::got_offset): Likewise.
3142 (Symbol::set_got_offset): Likewise.
3143 (Symbol::has_tls_got_offset): Removed.
3144 (Symbol::tls_got_offset): Removed.
3145 (Symbol::set_tls_got_offset): Removed.
3146 (Symbol::got_offset_): Removed.
3147 (Symbol::tls_mod_got_offset_): Removed.
3148 (Symbol::tls_pair_got_offset_): Removed.
3149 (Symbol::got_offsets_): New field.
3150 (Symbol::has_got_offset): Removed.
3151 (Symbol::has_tls_mod_got_offset): Removed.
3152 (Symbol::has_tls_pair_got_offset): Removed.
3153 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3154 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3156 (Target_x86_64::Scan::global): Likewise.
3157 (Target_x86_64::Relocate::relocate): Likewise.
3158 (Target_x86_64::Relocate::relocate_tls): Likewise.
3160 2008-03-25 Ben Elliston <bje@au.ibm.com>
3162 * yyscript.y: Fix spelling error in comment.
3164 2008-03-24 Ian Lance Taylor <iant@google.com>
3166 * options.h (class General_options): Define build_id option.
3167 * layout.h (class Layout): Declare write_build_id, create_note,
3168 create_build_id. Add build_id_note_ member.
3169 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3170 "libiberty.h", "md5.h", "sha1.h".
3171 (Layout::Layout): Initialize eh_frame_data_,
3172 eh_frame_hdr_section_, and build_id_note_.
3173 (Layout::finalize): Call create_build_id.
3174 (Layout::create_note): New function, broken out of
3175 Layout::create_gold_note.
3176 (Layout::create_gold_note): Call create_note.
3177 (Layout::create_build_id): New function.
3178 (Layout::write_build_id): New function.
3179 (Close_task_runner::run): Call write_build_id.
3181 * x86_64.cc: Correct license to GPLv3.
3183 2008-03-23 Ian Lance Taylor <iant@google.com>
3185 * options.cc: Include "demangle.h".
3186 (parse_optional_string): New function.
3187 (parse_long_option): Handle takes_optional_argument.
3188 (parse_short_option): Update dash_z initializer. Handle
3189 takes_optional_argument.
3190 (General_options::General_options): Initialize do_demangle_.
3191 (General_options::finalize): Set do_demangle_. Handle demangling
3193 * options.h (parse_optional_string): Declare.
3194 (struct One_option): Add optional_arg field. Update constructor.
3195 Update call constructor calls. Add takes_optional_argument
3197 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3198 (DEFINE_optional_string): Define.
3199 (General_options::demangle): Change from DEFINE_bool to
3200 DEFINE_optional_string.
3201 (General_options::no_demangle): New function.
3202 (General_options::do_demangle): New function.
3203 (General_options::set_do_demangle): New function.
3204 (General_options::execstack_status_): Move definition to end of
3206 (General_options::static_): Likewise.
3207 (General_options::do_demangle_): New field.
3208 * object.cc (big_endian>::get_symbol_location_info): Call
3209 Options::do_demangle, not Options::demangle.
3210 * symtab.cc (demangle): Likewise.
3212 2008-03-22 Ian Lance Taylor <iant@google.com>
3214 * gold.h: Include <cstddef> and <sys/types.h>
3215 * options.h: Include <cstring>.
3217 2008-03-21 Ian Lance Taylor <iant@google.com>
3219 * Added source code to GNU binutils.