| blob | c638b8cfb4d49b4c17c89f7c6e97241cdbf730a3 |
1 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
3 * incremental.cc (Incremental_inputs::report_command_line): Filter
4 out --incremental-* options.
6 2009-05-29 Doug Kwan <dougkwan@google.com>
8 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
9 template class.
10 (class Target_arm): Update comment.
11 (Target_arm::Target_arm): Initialize new data members GOT_,
12 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
13 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
14 and Target_arm::rel_dyn_section.
15 Declare new_enum Target_arm::Got_type.
16 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
17 and DYNBSS_.
18 Update commments for member do_dynsym_value.
19 (Target_arm::got_size, Target_arm::plt_section,
20 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
21 new methods inside class defintion.
22 (Target_arm::got_section): Define new method.
23 (Target_arm::rel_dyn_section): Same.
24 (Output_data_plt_arm): New template class.
25 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
26 (Output_data_plt_arm:do_adjust_output_section): Define new method.
27 (Output_data_plt_arm::add_entry): Same.
28 (Output_data_plt_arm::first_plt_entry): Define new
29 static data member for PLT instruction template.
30 (Output_data_plt_arm::plt_entry): Same.
31 (Output_data_plt_arm::do_write): Define new method.
32 (Target_arm::make_plt_entry): Same.
33 (Target_arm::do_finalize_sections): Same.
34 (Target_arm::do_dynsym_value): Same.
36 2009-05-28 Doug Kwan <dougkwan@google.com>
38 * Makefile.am (TARGETSOURCES): Add arm.cc.
39 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
40 * Makefile.in: Regenerate.
41 * arm.cc: New file.
42 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
44 2009-05-26 Doug Kwan <dougkwan@google.com>
46 * options.cc (General_options::parse_exclude_libs). Fix a comment.
47 (General_options::check_excluded_libs): Strip off directories in
48 archive name before matching like GNU ld does.
49 * testsuite/Makefile.am (MOSTLYCLEANFILES,
50 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
51 (exclude_libs_test_LDFLAGS): Add linker option
52 -Wl,--exclude-libs,libexclude_libs_test_3
53 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
54 an explicit archive without using -l.
55 (alt/libexclude_libs_test_3.a): New make rule.
56 * testsuite/Makefile.in: Regenerate.
57 * testsuite/exclude_libs_test.c : Declare lib3_default().
58 (main): Call it.
59 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
60 * exclude_libs_test_3.c: New file.
62 2009-05-26 Nick Clifton <nickc@redhat.com>
64 * po/id.po: New Indonesian translation.
65 * po/gold.pot: Updated template file.
67 2009-05-22 Sriraman Tallam <tmsriram@google.com>
69 * testsuite/Makefile.am: Add -ffunction-sections to compile
70 gc_comdat_test files. Add -Wl,--gc-sections to build
71 gc_comdat_test.
72 * testsuite/Makefile.in: Regenerate.
73 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
75 2009-05-21 Sriraman Tallam <tmsriram@google.com>
77 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
78 kept comdat section was garbage collected.
79 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
80 * testsuite/Makefile.in: Regenerate.
81 * testsuite/gc_comdat_test.sh: New file.
82 * testsuite/gc_comdat_test_1.cc: New file.
83 * testsuite/gc_comdat_test_2.cc: New file.
85 2009-05-19 Doug Kwan <dougkwan@google.com>
87 * archive.cc (Archive::Archive): Move constructor from archive.h
88 to here. Initialize no_export_.
89 (Archive::get_elf_object_for_member): Set no_export flag of object.
90 * archive.h (Archive::Archive): Move constructor body to
91 archive.cc.
92 (Archive::no_export): New method.
93 (Archive::no_export_): New field.
94 * object.h (Object::Object): Initialize no_export_ to false.
95 (Object::no_export, Object::set_no_export): New methods.
96 (Object::no_export_): New field.
97 * options.cc (General_options::parse_exclude_libs): New method.
98 (General_options::check_excluded_libs) Same.
99 * options.h (exclude_libs): New option.
100 (General_options::check_excluded_libs): New method declaration.
101 (General_options::excluded_libs_): New field.
102 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
103 default or protected visibility if an object has no-export flag set.
104 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
105 (check_SCRIPTS): Add exclude_libs_test.sh.
106 (check_DATA): Add exclude_libs_test.syms.
107 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
108 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
109 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
110 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
111 (exclude_libs_test.syms, libexclude_libs_test_1.a,
112 libexclude_libs_test_2.a): New rules.
113 * testsuite/Makefile.in: Regenerate.
114 * testsuite/exclude_libs_test.c: New file.
115 * testsuite/exclude_libs_test.sh: Ditto.
116 * testsuite/exclude_libs_test_1.c: Ditto.
117 * testsuite/exclude_libs_test_2.c: Ditto.
119 2009-05-15 Ian Lance Taylor <iant@google.com>
121 * configure.ac: Check for declarations for cases where libiberty.h
122 checks HAVE_DECL_xxx.
123 * configure, config.in: Rebuild.
125 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
127 * gold.h (Incremental_argument_list): Remove (invalid) forward
128 declaration.
129 * incremental.cc (Incremental_inputs::report_achive): New method.
130 (Incremental_inputs::report_object): New method.
131 (Incremental_inputs::report_script): New method.
132 (Incremental_inputs::finalize_inputs): New method.
133 (Incremental_inputs::finalize): Call finalize_inputs().
134 (Incremental_inputs::sized_create_incremental_inputs_section_data):
135 Create inputs entries.
136 * incremental.h (Incremental_input_type): New enum.
137 (Incremental_inputs::Incremental_input): Initialize new fields.
138 (Incremental_inputs::report_inputs): New method.
139 (Incremental_inputs::report_achive): New method.
140 (Incremental_inputs::report_object): New method.
141 (Incremental_inputs::report_script): New method.
142 (Incremental_inputs::finalize_inputs): New method.
143 (Incremental_inputs::Input_info): New struct.
144 (Incremental_inputs::Input_info_map): New typedef.
145 (Incremental_inputs::lock_): New field.
146 (Incremental_inputs::Inputs_): New field.
147 (Incremental_inputs::Inputs_map): New field.
148 * main.cc (main): Call Incremental_input::report_inputs.
149 * options.h (Input_argument_list): Typedef moved from
150 Input_arguments.
151 (Input_file_group::Files): Remove, use ::Input_argument_list.
152 (Input_file_group::Input_argument_list): Remove, use
153 ::Input_argument_list.
154 * plugin.cc (Plugin_manager::add_input_file): Add error in
155 incremental build.
156 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
157 functions.
158 * script.cc (read_input_script): Call
159 Incremental_input::report_script.
160 * script.h (Script_info): New class.
162 2009-04-27 Ian Lance Taylor <iant@google.com>
164 * x86_64.cc (do_adjust_output_section): Set entsize to
165 plt_entry_size.
167 2009-04-23 Elliott Hughes <enh@google.com>
169 * output.cc (Output_file::close): After short writes, continue
170 writing from the correct offset in the buffer being written.
172 2009-04-23 Chris Demetriou <cgd@google.com>
174 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
175 * configure: Regenerate.
176 * config.in: Regenerate.
177 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
178 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
180 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
182 * incremental.cc (Incremental_inputs_header_data): Renamed from
183 Incremental_input_header_data.
184 (Incremental_inputs_header_data::data_size): New field.
185 (Incremental_inputs_header_data::put_input_file_count): Renamed
186 from input_file_count.
187 (Incremental_inputs_header_data::put_command_line_offset): Renamed
188 from command_line_offset.
189 (Incremental_inputs_header_data::put_reserved): Renamed from
190 put_reserved.
191 (Incremental_inputs_entry_data): Renamed from
192 Incremental_input_entry_data.
193 (Incremental_inputs_entry_data::data_size): New field.
194 (Incremental_inputs::report_command_line): New method.
195 (Incremental_inputs::finalize): New method.
196 (Incremental_inputs::create_incremental_inputs_data): New method.
197 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
198 * incremental.h: New file.
199 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
200 (Layout::finalize): Create incremental inputs section in
201 incremental builds.
202 (Layout::create_incremental_info_sections): New method.
203 * layout.h (Layout::incremental_inputs): New method.
204 (Layout::create_incremental_info_sections): New method.
205 (Layout::incremental_inputs_): New field.
206 * main.cc (main): Notify Incremental_input of the command line.
208 2009-04-01 Ian Lance Taylor <iant@google.com>
209 Mikolaj Zalewski <mikolajz@google.com>
211 * gold.h (reserve_unordered_map): Define, three versions, one for
212 each version of Unordered_map.
213 * layout.cc (Layout::Layout): Remove options parameter. Add
214 number_of_input_files parameter. Don't initialize options_.
215 Initialize number_of_input_files_ and resized_signatures_. Move
216 sections_are_attached_.
217 (Layout::layout_group): Reserve space for group_signatures_.
218 (Layout::find_or_add_kept_section): Change name parameter to be a
219 reference. Resize signatures_ map when it gets large enough.
220 (Layout::layout_eh_frame): Use parameters->options() instead of
221 this->options_.
222 (Layout::make_output_section): Likewise.
223 (Layout::attach_allocated_section_to_segment): Likewise.
224 (Layout::finalize, Layout::create_executable_stack): Likewise.
225 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
226 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
227 * layout.h (class Layout): Update declarations. Remove options_
228 field. Add number_of_input_files_ and resized_signatures_
229 fields. Move sections_are_attached_ field.
230 * main.cc (main): Pass number of input files to Layout
231 constructor. Don't pass options.
233 2009-03-30 Ian Lance Taylor <iant@google.com>
235 * ffsll.c (ffsll): Correct implementation.
237 2009-03-27 Ian Lance Taylor <iant@google.com>
239 * ffsll.c: New file.
240 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
241 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
242 * ftruncate.c (ftruncate): Declare before definition.
243 * mremap.c (mremap): Likewise.
244 * pread.c (pread): Likewise.
245 * configure, Makefile.in, config.in: Rebuild.
247 * mremap.c: New file.
248 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
249 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
250 (mremap): Declare if HAVE_MREMAP is not defined.
251 * configure, Makefile.in, config.in: Rebuild.
253 2009-03-27 Cary Coutant <ccoutant@google.com>
255 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
256 position independent.
257 * sparc.cc (Target_sparc::check_non_pic): Likewise.
258 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
260 2009-03-24 Cary Coutant <ccoutant@google.com>
262 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
263 an executable.
264 (needs_dynamic_reloc): Likewise.
266 2009-03-24 Ian Lance Taylor <iant@google.com>
268 * yyscript.y (file_cmd): Recognize EXTERN.
269 (extern_name_list, extern_name_list_body): New nonterminals.
270 * script.cc (script_add_extern): Define.
271 * script-c.h (script_add_extern): Declare.
273 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
275 * object.cc (is_elf_object): Define.
276 * object.h (is_elf_object): Declare.
277 * archive.cc (Archive::get_elf_object_for_member): Call
278 is_elf_object.
279 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
281 2009-03-24 Elliott Hughes <enh@google.com>
283 * output.cc (Output_file::map_anonymous): Define.
284 (Output_file::map): Use map_anonymous. If the regular mmap fails,
285 try an anonymous one. Report the size if the mmap fails.
286 * output.h (class Output_file): Declare map_anonymous.
288 2009-03-24 Ian Lance Taylor <iant@google.com>
290 * target-select.cc (instantiate_target): Don't acquire the lock if
291 the instantiated_target_ field has already been set.
293 2009-03-23 Ian Lance Taylor <iant@google.com>
295 * gold-threads.h (class Initialize_lock): Define.
296 * gold-threads.cc (class Initialize_lock_once): Define.
297 (initialize_lock_control): New static variable.
298 (initialize_lock_pointer): New static variable.
299 (initialize_lock_once): New static function.
300 (Initialize_lock::Initialize_lock): Define.
301 (Initialize_lock::initialize): Define.
302 * target-select.h: Include "gold-threads.h".
303 (class Target_selector): Add lock_ and initialize_lock_ fields.
304 Don't define instantiate_target, just declare it.
305 * target-select.cc (Target_selector::Target_selector): Initialize
306 new fields.
307 (Target_selector::instantiate_target): Define.
308 * descriptors.h: Include "gold-threads.h".
309 (class Descriptors): Add initialize_lock_ field.
310 * descriptors.cc (Descriptors::Descriptors): Initialize new
311 field.
312 (Descriptors::open): Use initialize_lock_ field
313 * errors.h (class Errors): Add initialize_lock_ field.
314 * errors.cc (Errors::Errors): Initialize new field.
315 (Errors::initialize_lock): Use initialize_lock_ field.
316 * powerpc.cc (class Target_selector_powerpc): Remove
317 instantiated_target_ field. In do_recognize call
318 instantiate_target rather than do_instantiate_target. In
319 do_instantiate_target just allocate a new target.
320 * sparc.cc (class Target_selector_sparc): Likewise.
322 * freebsd.h: New file.
323 * i386.cc: Include "freebsd.h".
324 (Target_i386): Derive from Target_freebsd rather than
325 Sized_target.
326 (Target_selector_i386): Derive from Target_selector_freebsd rather
327 than Target_selector.
328 * x86_64.cc: Include "freebsd.h".
329 (Target_x86_64): Derive from Target_freebsd rather than
330 Sized_target.
331 (Target_selector_x86_64): Derive from Target_selector_freebsd
332 rather than Target_selector.
333 * target.h (class Target): Add adjust_elf_header and
334 do_adjust_elf_header.
335 * output.cc (Output_file_header:: do_sized_write): Call target
336 adjust_elf_header routine.
337 * configure.tgt: Set targ_osabi.
338 * configure.ac: Define GOLD_DEFAULT_OSABI.
339 * parameters.cc (Parameters::default_target): Pass
340 GOLD_DEFAULT_OSABI to select_target.
341 * target-select.h (class Target_selector): Make instantiate_target
342 protected rather than private.
343 * Makefile.am (HFILES): Add freebsd.h.
344 * configure, Makefile.in, config.in: Rebuild.
346 * merge.cc (do_add_input_section): Correct pend value. Change
347 message about last entry not being null terminated from error to
348 warning.
350 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
352 * incremental.cc: New file.
353 * Makefile.am (CCFILES): Add incremental.cc.
354 * Makefile.in: Rebuild.
356 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
358 * layout.cc (Layout::output_section_name): Preserve names
359 of '.note.' sections.
361 2009-03-19 Ian Lance Taylor <iant@google.com>
363 * descriptors.cc (Descriptors::open): Check that the options are
364 valid before using them.
366 2009-03-18 Ian Lance Taylor <iant@google.com>
368 * script-sections.h: Include <list>.
369 (class Script_sections): Change Sections_elements from std::vector
370 to std::list. Typedef public Elements_iterator. Add
371 orphan_section_placement_, data_segment_align_start_, and
372 saw_data_segment_align_ fields. Remove data_segment_align_index_
373 field.
374 * script-sections.cc (class Orphan_section_placement): New class.
375 (class Sections_element): Add virtual functions is_relro and
376 orphan_section_init. Remove virtual function place_orphan_here.
377 (class Output_section_definition): Add is_relro and
378 orphan_section_init. Remove place_orphan_here.
379 (class Orphan_output_section): Likewise.
380 (Script_sections::Script_sections): Update for field changes.
381 (Script_sections::data_segment_align): Set saw_data_segment_align_
382 and data_segment_align_start_, not data_segment_align_index.
383 (Script_sections::data_segment_relro_end): Check
384 saw_data_segment_align_. Use data_segment_align_start_ rather
385 than data_segment_align_index_.
386 (Script_sections::place_orphan): Rewrite to use
387 Orphan_section_placement.
389 2009-03-17 Ian Lance Taylor <iant@google.com>
391 * archive.cc (Archive::add_symbols): Check for a version attached
392 to the symbol name in the archive map.
393 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
394 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
395 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
396 (ver_test_11.a): New target.
397 * testsuite/Makefile.in: Rebuild.
399 * configure.ac: Check for chsize and posix_fallocate. Replace
400 ftruncate.
401 * ftruncate.c: New file, from gnulib.
402 * output.cc (posix_fallocate): Define dummy version if not
403 HAVE_POSIX_FALLOCATE.
404 (Output_file::map): Call posix_fallocate rather than lseek and
405 write.
406 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
407 * configure, Makefile.in, config.in: Rebuild.
409 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
411 * layout.h (Layout::create_note): Add section_name parameter.
412 * layout.cc (Layout::create_note): Likewise.
413 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
415 2009-03-17 Ian Lance Taylor <iant@google.com>
417 * descriptors.cc: Include "options.h".
418 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
419 (Descriptors::open): Always use O_CLOEXEC when opening a new
420 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
421 then set FD_CLOEXEC.
423 * sparc.cc (class Target_sparc): Add has_got_section.
424 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
425 make sure we have a GOT section.
427 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
428 (Target_sparc::Scan::local): Likewise.
429 (Target_sparc::Scan::global): Likewise.
430 (Target_sparc::Relocate::relocate): Likewise.
431 (Target_sparc::Relocate::relocate_tls): Likewise.
433 * symtab.cc (Symbol_table::define_default_version): New function,
434 broken out of add_from_object.
435 (Symbol_table::add_from_object): Call define_default_version.
436 (Symbol_table::define_special_symbol): Add resolve_oldsym
437 parameter. Change all callers. If the version for a symbol comes
438 from a version script, resolve it with the symbol with the same
439 name with no version. Also add the symbol without a version if
440 appropriate.
441 (do_define_in_output_data): If resolving with oldsym, don't delete
442 sym.
443 (do_define_in_output_segment): Likewise.
444 (do_define_as_constant): Likewise.
445 * symtab.h (class Symbol_table): Update declarations.
447 2009-03-13 Ian Lance Taylor <iant@google.com>
449 * readsyms.cc (Read_symbols::incompatible_warning): New function.
450 (Read_symbols::requeue): New function.
451 (Read_symbols::do_read_symbols): If make_elf_object fails because
452 the target type is not configured, and the file was searched for,
453 issue a warning and retry with the next directory.
454 (Add_symbols::run): If the file has an incompatible format, and
455 it was searched for, requeue the Read_symbols task. On error,
456 release the object.
457 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
458 dirindex parameter to constructor. Change all callers. Declare
459 incompatible_warning and requeue.
460 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
461 input_argument_ and input_group_ fields. Add them to
462 constructor. Change all callers.
463 (class Read_script): Add dirindex_ field. Add it to constructor.
464 Change all callers.
465 * archive.cc (Archive::setup): Remove input_objects parameter.
466 Change all callers.
467 (Archive::get_file_and_offset): Likewise.
468 (Archive::read_all_symbols): Likewise.
469 (Archive::read_symbols): Likewise.
470 (Archive::get_elf_object_for_member): Remove input_objects
471 parameter. Add punconfigured parameter. Change all callers.
472 (Archive::add_symbols): Change return type to bool. Check return
473 value of include_member.
474 (Archive::include_all_members): Likewise.
475 (Archive::include_member): Change return type to bool. Return
476 false if first included object has incompatible target. Set
477 included_member_ field.
478 (Add_archive_symbols::run): If add_symbols returns false, requeue
479 Read_symbols task.
480 * archive.h (class Archive): Add included_member_ field.
481 Initialize it in constructor. Add input_file and searched_for
482 methods. Update declarations.
483 (class Add_archive_symbols): Add dirpath_, dirindex_, and
484 input_argument_ fields. Add them to constructor. Change all
485 callers.
486 * script.cc: Include "target-select.h".
487 (class Parser_closure): Add skip_on_incompatible_target_ and
488 found_incompatible_target_ fields. Add
489 skip_on_incompatible_target parameter to constructor. Change all
490 callers. Add methods skip_on_incompatible_target,
491 clear_skip_on_incompatible_target, found_incompatible_target, and
492 set_found_incompatible_target.
493 (read_input_script): Add dirindex parameter. Change all callers.
494 If parser finds an incompatible target, requeue Read_symbols
495 task.
496 (script_set_symbol): Clear skip_on_incompatible_target in
497 closure.
498 (script_add_assertion, script_parse_option): Likewise.
499 (script_start_sections, script_add_phdr): Likewise.
500 (script_check_output_format): New function.
501 * script.h (read_input_script): Update declaration.
502 * script-c.h (script_check_output_format): Declare.
503 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
504 (ignore_cmd): Remove OUTPUT_FORMAT.
505 * fileread.cc (Input_file::Input_file): Add explicit this.
506 (Input_file::will_search_for): New function.
507 (Input_file::open): Add pindex parameter. Change all callers.
508 * fileread.h (class Input_file): Add input_file_argument method.
509 Declare will_search_for. Update declarations.
510 * object.cc (make_elf_object): Add punconfigured parameter.
511 Change all callers.
512 * object.h (class Object): Make input_file public. Add
513 searched_for method.
514 (make_elf_object): Update declaration.
515 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
516 restart search.
517 * dirsearch.h (class Dirsearch): Update declaration.
518 * options.h (class General_options): Add --warn-search-mismatch.
519 * parameters.cc (Parameters::is_compatible_target): New function.
520 * parameters.h (class Parameters): Declare is_compatible_target.
521 * workqueue.cc (Workqueue::add_blocker): New function.
522 * workqueue.h (class Workqueue): Declare add_blocker.
524 * fileread.cc (Input_file::open): Remove options parameter.
525 Change all callers.
526 (Input_file::open_binary): Likewise.
527 * script.cc (read_input_script): Likewise.
528 * readsyms.h (class Read_symbols): Remove options_ field. Remove
529 options parameter from constructor. Change all callers.
530 (class Read_script): Likewise.
531 * fileread.h (class Input_file): Update declarations.
532 * script.h (read_input_script): Update declaration.
534 2009-03-10 Nick Clifton <nickc@redhat.com>
536 * po/es.po: New Spanish translation.
538 2009-03-06 Cary Coutant <ccoutant@google.com>
540 * options.cc (parse_short_option): Keep dash_z from registering itself.
542 2009-03-03 Ian Lance Taylor <iant@google.com>
544 PR 9918
545 * target-reloc.h (relocate_section): Pass output_section to
546 relocate.
547 * i386.cc (Target_i386::should_apply_static_reloc): Add
548 output_section parameter. Change all callers.
549 (Target_i386::Relocate::relocate): Add output_section parameter.
550 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
551 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
552 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
553 * testsuite/two_file_shared.sh: New script.
554 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
555 (check_DATA): Add two_file_shared.dbg.
556 (two_file_shared.dbg): New target.
557 * testsuite/Makefile.in: Rebuild.
559 2009-03-01 Ian Lance Taylor <iant@google.com>
561 * configure.ac: Check for byteswap.h.
562 * configure: Rebuild.
563 * config.in: Rebuild.
565 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
567 * layout.cc (Layout::find_or_add_kept_section): New function.
568 (Layout::add_comdat): Removed.
569 * layout.h (struct Kept_section): Move out of class Layout.
570 Remove trailing underscores from field names. Add group_sections
571 field. Rename group_ field to is_group. Change all uses.
572 (class Layout): Declare find_or_add_kept_section, not add_comdat.
573 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
574 comdat_groups_ field.
575 (Sized_relobj::include_section_group): Use
576 find_or_add_kept_section and Kept_section::group_sections.
577 (Sized_relobj::include_linkonce_section): Likewise.
578 * object.cc (class Sized_relobj): Don't define Comdat_group or
579 Comdat_group_table. Remove find_comdat_group and
580 add_comdat_group. Remove comdat_groups_ field.
581 * plugin.cc (include_comdat_group): Use
582 Layout::find_or_add_kept_section.
584 2009-02-28 Ian Lance Taylor <iant@google.com>
586 * README: --gc-sections and map files are now supported. Document
587 some build requirements.
589 PR 6992
590 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
591 relocatable link set the value of the section symbol to zero.
592 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
593 relocatable link don't include the section address in the local
594 symbol value.
596 2009-02-27 Ian Lance Taylor <iant@google.com>
598 PR 6811
599 * options.h (class Search_directory): Add is_system_directory.
600 (class General_options): Declare is_in_system_directory.
601 * options.cc (get_relative_sysroot): Make static.
602 (get_default_sysroot): Make static.
603 (General_optoins::is_in_system_directory): New function.
604 * fileread.cc (Input_file::is_in_system_directory): New function.
605 * fileread.h (class Input_file): Declare is_in_system_directory.
606 * object.h (class Object): Add is_in_system_directory.
607 (class Input_objects): Remove system_library_directory_ field.
608 * object.cc (Input_objects::add_object): Don't set
609 system_library_directory_.
610 (input_objects::found_in_system_library_directory): Remove.
611 * symtab.cc (Symbol_table::write_globals): Remove input_objects
612 parameter. Change all callers.
613 (Symbol_table::sized_write_globals): Likewise.
614 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
615 Call Object::is_in_system_directory.
616 * symtab.h (class Symbol_table): Update declarations.
618 PR 5990
619 * descriptors.h (Open_descriptor): Add is_on_stack field.
620 * descriptors.cc (Descriptors::open): If the descriptor is on the
621 top of the stack, remove it. Initialize is_on_stack field.
622 (Descriptors::release): Only add pod to stack if it is not on the
623 stack already.
624 (Descriptors::close_some_descriptor): Clear stack_next and
625 is_on_stack fields.
627 PR 7091
628 * output.cc (Output_section::find_starting_output_address): Rename
629 from starting_output_address; add PADDR parameter; change return
630 type.
631 * output.h (class Output_section): Declare
632 find_starting_output_address instead of starting_output_address.
633 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
634 section symbol for which we can't find a merge section.
636 PR 9836
637 * symtab.cc (Symbol_table::add_from_object): If the visibility is
638 hidden or internal, force the symbol to be local.
639 * resolve.cc (Symbol::override_visibility): Define.
640 (Symbol::override_base): Use override_visibility.
641 (Symbol_table::resolve): Likewise.
642 (Symbol::override_base_with_special): Likewise.
643 (Symbol_table::override_with_special): If the visibility is hidden
644 or internal, force the symbol to be local.
645 * symtab.h (class Symbol): Add set_visibility and
646 override_visibility.
647 * testsuite/ver_test_1.sh: New file.
648 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
649 (check_DATA): Add ver_test_1.syms.
650 (ver_test_1.syms): New target.
651 * testsuite/Makefile.in: Rebuild.
653 2009-02-25 Cary Coutant <ccoutant@google.com>
655 * layout.cc (Layout::choose_output_section): Don't rename sections
656 when using a linker script that has a SECTIONS clause.
657 * Makefile.in: Regenerate.
659 * testsuite/Makefile.am (script_test_5.sh): New test case.
660 * testsuite/Makefile.in: Regenerate.
661 * testsuite/script_test_5.cc: New file.
662 * testsuite/script_test_5.sh: New file.
663 * testsuite/script_test_5.t: New file.
665 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
667 * archive.cc (Archive::include_member): Update calls to add_symbols.
668 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
669 the Layout argument.
670 * dynobj.h (do_add_symbols): Add the Layout argument.
671 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
672 Layout argument.
673 * object.h (Object::add_symbols): Add the Layout argument.
674 (Object::do_add_symbols): Add the Layout argument.
675 (Sized_relobj::do_add_symbols): Add the Layout argument.
676 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
677 Unify the two versions.
678 (Add_plugin_symbols): Remove.
679 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
680 (Sized_pluginobj::do_add_symbols): Unify the two versions.
681 (Add_plugin_symbols): Remove.
682 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
683 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
684 (Add_symbols::run): Make it work with Pulginobj.
686 2009-02-06 Ian Lance Taylor <iant@google.com>
688 * object.cc (Sized_relobj::do_layout): Make info message start
689 with lower case letter.
691 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
693 * binary.cc: Fix file comment.
695 * options.h (enum Incremental_disposition): Define.
696 (class General_options): Add new options: --incremental,
697 --incremental_changed, --incremental_unchanged,
698 --incremental_unknown. Add incremental_disposition_ and
699 implicit_incremental_ fields.
700 (General_options::incremental_disposition): New function.
701 (class Position_dependent_options): Add incremental_disposition
702 option.
703 (Position_dependent_options::copy_from_options): Set incremental
704 dispositions.
705 * options.cc (General_options::parse_incremental_changed): New
706 function.
707 (General_options::parse_incremental_unchanged): New function.
708 (General_options::parse_incremental_unknown): New function.
709 (General_options::General_options): Initialize new fields
710 incremental_disposition_ and implicit_incremental_.
711 (General_options::finalize): Check for uasge of --incremental-*
712 without --incremental.
714 2009-02-06 Chris Demetriou <cgd@google.com>
716 * gold.h (gold_undefined_symbol): Change to take only a Symbol
717 pointer and to report location as the file name associated with
718 the symbol.
719 (gold_undefined_symbol_at_location): New function to replace the
720 old gold_undefined_symbol functionality.
721 * target-reloc.h (relocate_section): Update to use
722 gold_undefined_symbol_at_location.
723 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
724 Call gold_undefined_symbol function rather than gold_error.
725 * errors.h (Errors::undefined_symbol): Take location as a
726 string, rather than calculating it from a relocation.
727 * errors.cc (Errors::fatal): Print "fatal error:" before the
728 formatted message.
729 (Errors::error, Errors::error_at_location): Print "error: "
730 before the formatted message.
731 (Errors::undefined_symbol): Take location as a string, rather
732 than calculating it from a relocation.
733 (gold_undefined_symbol_at_location): New function akin to
734 old gold_undefined_symbol, calculates location from relocation.
735 (gold_undefined_symbol): Change to take only a Symbol pointer
736 and to report location as the file name associated with the symbol.
737 * testsuite/debug_msg.sh: Update for changed error messages.
738 * testsuite/undef_symbol.sh: Likewise.
740 2009-02-04 Duncan Sands <baldrick@free.fr>
742 PR 9812
743 * reduced_debug_output.h
744 (Output_reduced_debug_abbrev_section::failed): Use format for
745 gold_warning.
746 (Output_reduced_debug_info_section::faild): Likewise.
748 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
750 * script.cc (Lazy_demangler): New class.
751 (Version_script_info::get_symbol_version_helper): Demangle a
752 symbol only once.
754 2009-01-29 Cary Coutant <ccoutant@google.com>
756 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
757 to __tls_get_addr.
758 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
760 2009-01-28 Ian Lance Taylor <iant@google.com>
762 * version.cc (version_string): Bump to 1.9.
764 * gold.h: Include <cstring> and <stdint.h>.
765 * version.cc: Include <cstdio>.
766 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
767 warning.
768 * reduced_debug_output.cc (insert_into_vector): Rename from
769 Insert_into_vector; change all callers. Use Swap_unaligned to
770 avoid aliasing issue; remove union since it is unnecessary.
772 2009-01-27 Sriraman Tallam <tmsriram@google.com>
774 * Makefile.am (CCFILES): Add gc.cc.
775 (HFILES): Add gc.h.
776 * Makefile.in: Regenerate.
777 * gold.cc (Gc_runner): New class.
778 (queue_initial_tasks): Call garbage collection related tasks
779 when corresponding options are invoked.
780 (queue_middle_gc_tasks): New function.
781 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
782 processed early before laying out sections during garbage collection.
783 * gold.h (queue_middle_gc_tasks): New function.
784 (is_prefix_of): Move from "layout.cc".
785 * i386.cc (Target_i386::gc_process_relocs): New function.
786 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
787 * main.cc (main): Create object of class "Garbage_collection".
788 * object.cc (Relobj::copy_symbols_data): New function.
789 (Relobj::is_section_name_included): New function.
790 (Sized_relobj::do_layout): Allow this function to be called twice
791 during garbage collection and defer layout of section during the
792 first call.
793 * object.h (Relobj::get_symbols_data): New function.
794 (Relobj::is_section_name_included): New function.
795 (Relobj::copy_symbols_data): New function.
796 (Relobj::set_symbols_data): New function.
797 (Relobj::get_relocs_data): New function.
798 (Relobj::set_relocs_data): New function.
799 (Relobj::is_output_section_offset_invalid): New pure virtual function.
800 (Relobj::gc_process_relocs): New function.
801 (Relobj::do_gc_process_relocs): New pure virtual function.
802 (Relobj::sd_): New data member.
803 (Sized_relobj::is_output_section_offset_invalid): New function.
804 (Sized_relobj::do_gc_process_relocs): New function.
805 * options.h (General_options::gc_sections): Modify to not be a no-op.
806 (General_options::print_gc_sections): New option.
807 * plugin.cc (Plugin_finish::run): Remove function call to
808 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
809 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
810 * reloc.cc (Read_relocs::run): Add task to process relocs and
811 determine unreferenced sections when doing garbage collection.
812 (Gc_process_relocs): New class.
813 (Sized_relobj::do_gc_process_relocs): New function.
814 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
815 sections that are garbage collected.
816 * reloc.h (Gc_process_relocs): New class.
817 * sparc.cc (Target_sparc::gc_process_relocs): New function.
818 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
819 symbols whose corresponding sections are garbage collected.
820 (Symbol_table::Symbol_table): Add new parameter for the garbage
821 collection object.
822 (Symbol_table::gc_mark_undef_symbols): New function.
823 (Symbol_table::gc_mark_symbol_for_shlib): New function.
824 (Symbol_table::gc_mark_dyn_syms): New function.
825 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
826 as garbage.
827 (Symbol_table::add_from_object): Likewise.
828 (Symbol_table::add_from_relobj): When building shared objects, do not
829 treat externally visible symbols as garbage.
830 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
831 table information for static and relocatable links.
832 * symtab.h (Symbol_table::set_gc): New function.
833 (Symbol_table::gc): New function.
834 (Symbol_table::gc_mark_undef_symbols): New function.
835 (Symbol_table::gc_mark_symbol_for_shlib): New function.
836 (Symbol_table::gc_mark_dyn_syms): New function.
837 (Symbol_table::gc_): New data member.
838 * target.h (Sized_target::gc_process_relocs): New pure virtual
839 function.
840 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
841 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
843 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
845 * options.h (General_options::gc_sections): Define as a no-op for now.
846 (General_options::no_keep_memory): Ditto.
847 (General_options::Bshareable): Define.
848 * options.cc (General_options::finalize): Honor -Bshareable.
850 2009-01-20 Andreas Schwab <schwab@suse.de>
852 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
853 read the value in the contents, since we don't use it. Use the
854 template endianness when writing.
855 (Relocate::relocate): Use it for R_PPC_REL16_HA.
857 2009-01-19 Andreas Schwab <schwab@suse.de>
859 * configure.tgt (powerpc64-*): Fix targ_obj.
861 2009-01-15 Ian Lance Taylor <iant@google.com>
863 * object.cc (Sized_relobj::write_local_symbols): Don't write out
864 local symbols when stripping all symbols.
866 2009-01-14 Cary Coutant <ccoutant@google.com>
868 * output.cc (Output_reloc): Add explicit instantiations.
870 2009-01-14 Cary Coutant <ccoutant@google.com>
872 * archive.cc (Archive::get_elf_object_for_member): Remove call
873 to File_read::claim_for_plugin.
874 * descriptors.cc (Descriptors::open): Remove reference to
875 is_claimed.
876 (Descriptors::claim_for_plugin): Remove.
877 * descriptors.h (Descriptors::claim_for_plugin): Remove.
878 (Descriptors::is_claimed): Remove.
879 (claim_descriptor_for_plugin): Remove.
880 * fileread.cc (File_read::claim_for_plugin): Remove.
881 * fileread.h (File_read::claim_for_plugin): Remove.
882 (File_read::descriptor): Reopen descriptor if necessary.
883 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
884 (Plugin_manager::all_symbols_read): Add task parameter. Change
885 all callers.
886 (Plugin_manager::get_input_file): New function.
887 (Plugin_manager::release_input_file): New function.
888 (Pluginobj::Pluginobj): Add filesize parameter and initialize
889 corresponding data member.
890 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
891 and pass to base constructor. Change all callers.
892 (get_input_file, release_input_file): New functions.
893 (make_sized_plugin_object): Add filesize parameter. Change all callers.
894 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
895 (Plugin_manager::all_symbols_read): Add task parameter.
896 (Plugin_manager::get_input_file): New function.
897 (Plugin_manager::release_input_file): New function.
898 (Plugin_manager::task_): New data member.
899 (Pluginobj::Pluginobj): Add filesize parameter.
900 (Pluginobj::filename): New function.
901 (Pluginobj::descriptor): New function.
902 (Pluginobj::filesize): New function.
903 (Pluginobj::filesize_): New data member.
904 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
905 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
906 File_read::claim_for_plugin; use Object::unlock to unlock the file.
908 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
909 with archive libraries.
910 * testsuite/Makefile.in: Regenerate.
911 * testsuite/plugin_test.c (struct sym_info): New type.
912 (get_input_file, release_input_file): New static variables.
913 (onload): Capture new transfer vector entries.
914 (claim_file_hook): Stop reading at end of file according to filesize.
915 Factor out parsing of readelf output into separate function.
916 (all_symbols_read_hook): Exercise get_input_file and release_input_file
917 APIs and get the source file name from the symbol table. Convert
918 source file name to corresponding object file name. Print info
919 message when adding new input files.
920 (parse_readelf_line): New function.
921 * testsuite/plugin_test_1.sh: Add checks for new info messages.
922 * testsuite/plugin_test_2.sh: Likewise.
923 * testsuite/plugin_test_3.sh: Likewise.
924 * testsuite/plugin_test_4.sh: New test case.
926 2009-01-07 Ian Lance Taylor <iant@google.com>
928 * version.cc (version_string): Bump to 1.8.
930 2008-12-23 Cary Coutant <ccoutant@google.com>
932 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
933 * plugin.cc (Plugin_manager::finish): Rename as
934 layout_deferred_objects. Move cleanup to separate function.
935 (Plugin_manager::cleanup): New function.
936 (Plugin_finish::run): Call layout_deferred_objects and cleanup
937 separately.
938 * plugin.h (Plugin_manager::finish): Rename as
939 layout_deferred_objects.
940 (Plugin_manager::cleanup): New function.
941 (Plugin_manager::cleanup_done): New field.
943 2008-12-23 Cary Coutant <ccoutant@google.com>
945 * plugin.cc (is_visible_from_outside): New function.
946 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
947 so we don't return "IR only" status for exported symbols or -r links.
949 * testsuite/Makefile.am (plugin_test_3): New test case.
950 * testsuite/Makefile.in: Regenerate.
951 * testsuite/plugin_test_3.sh: New file.
953 2008-12-22 Cary Coutant <ccoutant@google.com>
955 * object.cc (Sized_relobj::layout_section): New function.
956 (Sized_relobj::do_layout): Defer layout of input sections until after
957 plugin has provided replacement files.
958 (Sized_relobj::do_layout_deferred_sections): New function.
959 * object.h (Relobj::set_section_offset): Remove virtual keyword.
960 (Relobj::layout_deferred_sections): New function.
961 (Relobj::do_layout_deferred_sections): New function.
962 (Sized_relobj::do_layout_deferred_sections): New function.
963 (Sized_relobj::layout_section): New function.
964 (Sized_relobj::Deferred_layout): New structure.
965 (Sized_relobj::deferred_layout_): New field.
966 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
967 Change all callers. Layout deferred sections.
968 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
969 references.
970 (Plugin_hook::run): Move code from do_plugin_hook inline.
971 (Plugin_hook::do_plugin_hook): Remove.
972 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
973 (Plugin_manager::finish): Renamed, was cleanup.
974 (Plugin_manager::should_defer_layout): New function.
975 (Plugin_manager::add_deferred_layout_object): New function.
976 (Plugin_manager::Deferred_layout_list): New type.
977 (Plugin_manager::deferred_layout_objects_): New field.
978 (Plugin_hook::do_plugin_hook): Remove.
980 2008-12-17 Ian Lance Taylor <iant@google.com>
982 * options.h (class General_options): Add --no case for
983 --export-dynamic.
985 2008-12-16 Cary Coutant <ccoutant@google.com>
987 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
988 vector.
989 (Plugin_manager::claim_file): Create plugin object even if
990 plugin did not call the add_symbols callback.
991 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
992 asking for more symbols than were added.
993 * testsuite/Makefile.am (plugin_test_1): Add test case with
994 no global symbols.
995 (empty.syms): New target.
996 * testsuite/Makefile.in: Regenerate.
997 * testsuite/plugin_test.c (claim_file_hook): Add new debug
998 message. Don't call add_symbols if no globals.
999 (all_symbols_read_hook): Don't provide replacement for empty
1000 claimed file.
1002 2008-12-12 Ian Lance Taylor <iant@google.com>
1004 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
1005 r_type == 0 for a local symbol with r_sym == 0.
1006 (scan_relocatable_relocs): Pass r_sym to
1007 local_non_section_strategy.
1008 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
1009 r_sym parameter.
1011 * configure.ac: Update test for TLS descriptors: they are
1012 supported as of glibc 2.9.
1013 * configure: Rebuild.
1015 2008-12-11 Ian Lance Taylor <iant@google.com>
1017 PR 7091
1018 * target-reloc.h (Default_scan_relocatable_relocs): For each
1019 function, map r_type == 0 to RELOC_DISCARD.
1021 2008-12-10 Cary Coutant <ccoutant@google.com>
1023 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
1024 object to override a kept COMDAT group from a plugin object.
1026 2008-12-09 Ian Lance Taylor <iant@google.com>
1028 PR 7088
1029 * yyscript.y (file_cmd): Handle INPUT.
1031 * testsuite/initpri1.c: Change all declarations to be full
1032 prototypes by adding void, to avoid compiler warnings.
1034 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
1036 * options.cc (General_options::parse_plugin_opt): New.
1037 (General_options::add_plugin): The argument now is just the filename.
1038 (General_options::add_plugin_option): New.
1039 * options.h (plugin_opt): New.
1040 (add_plugin): Change argument name.
1041 (add_plugin_option): New.
1042 * plugin.cc (Plugin::load): Don't parse the plugin option.
1043 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1044 (Plugin::add_option): New.
1045 (Plugin::args_): Change type.
1046 (Plugin::filename_): New.
1047 (Plugin_manager::add_plugin_option): New.
1048 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1049 * testsuite/Makefile.in: Regenerate.
1051 2008-12-05 Cary Coutant <ccoutant@google.com>
1053 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1054 Handle --strip-lto-sections option.
1055 * options.h (strip_lto_sections): New option.
1057 2008-12-01 Cary Coutant <ccoutant@google.com>
1059 * plugin.cc (ld_plugin_message): Change format parameter to const.
1060 Fix mismatch between new[] and delete.
1062 2008-11-14 Cary Coutant <ccoutant@google.com>
1064 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1065 instead of -1U.
1067 2008-11-05 Craig Silverstein <csilvers@google.com>
1069 * options.cc (General_options::parse_dynamic_list): New function.
1070 * options.h (General_options): New flags dynamic_list,
1071 dynamic_list_data, dynamic_list_cpp_new, and
1072 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1073 (General_options::in_dynamic_list): New function.
1074 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1075 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1076 (Lex::can_continue_name): Likewise.
1077 (yylex): Likewise.
1078 (read_script_file): New parameter script_options.
1079 (read_dynamic_list): New function.
1080 (Script_options::define_dynamic_list): New function.
1081 (dynamic_list_keyword_parsecodes): New variable.
1082 (dynamic_list_keywords): New variable.
1083 * script.h (Script_options::define_dynamic_list): New function
1084 prototype.
1085 (read_dynamic_list): New function prototype.
1086 * symtab.cc (strprefix): New macro.
1087 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1088 dynamic_list_data, dynamic_list_cpp_new, and
1089 dynamic_list_cpp_typeinfo.
1090 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1091 (dynamic_list_expr): New rule.
1092 (dynamic_list_nodes): Likewise.
1093 (dynamic_list_node): Likewise.
1094 * testsuite/Makefile.am (dynamic_list): New test.
1095 * testsuite/Makefile.in: Regenerated.
1096 * testsuite/dynamic_list.t: New file.
1097 * testsuite/dynamic_list.sh: New file.
1099 2008-11-05 Craig Silverstein <csilvers@google.com>
1101 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1102 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1103 (t11_last): Likewise.
1104 * testsuite/ver_test_6.c (main): Likewise.
1106 2008-10-07 Cary Coutant <ccoutant@google.com>
1108 * options.c (General_options::finalize): Add check for -static and
1109 -shared.
1110 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1111 is not empty.
1113 2008-10-02 Cary Coutant <ccoutant@google.com>
1115 * plugin.cc (make_sized_plugin_object): Fix conditional
1116 compilation to work when not all targets are enabled.
1118 2008-09-29 Cary Coutant <ccoutant@google.com>
1120 * archive.cc (Archive::get_file_and_offset): Use filename instead
1121 of name to get library path.
1122 (Archive::include_member): Unlock external member of a thin archive.
1124 * testsuite/Makefile.am (TEST_AR): New variable.
1125 (thin_archive_test_1): New test.
1126 (thin_archive_test_2): New test.
1127 * testsuite/Makefile.in: Regenerate.
1128 * testsuite/thin_archive_main.cc: New file.
1129 * testsuite/thin_archive_test_1.cc: New file.
1130 * testsuite/thin_archive_test_2.cc: New file.
1131 * testsuite/thin_archive_test_3.cc: New file.
1132 * testsuite/thin_archive_test_4.cc: New file.
1134 2008-09-29 Cary Coutant <ccoutant@google.com>
1136 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1137 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1138 instead of -1U.
1139 (Sized_relobj::do_finalize_local_symbols): Likewise.
1140 (Sized_relobj::map_to_kept_section): Likewise.
1141 * object.h (Sized_relobj::invalid_address): New constant.
1142 (Sized_relobj::do_output_section_offset): Check for invalid_address
1143 and return -1ULL.
1144 * output.cc (Output_reloc::local_section_offset): Use constant
1145 invalid_address instead of -1U.
1146 (Output_reloc::get_address): Likewise.
1147 (Output_section::output_address): Change -1U to -1ULL.
1148 * output.h (Output_reloc::invalid_address): New constant.
1149 * reloc.cc (Sized_relobj::write_sections): Use constant
1150 invalid_address instead of -1U.
1151 (Sized_relobj::relocate_sections): Likewise.
1152 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1153 values for merge sections.
1154 * target-reloc.h (relocate_for_relocatable): Use constant
1155 invalid_address instead of -1U.
1157 2008-09-19 Cary Coutant <ccoutant@google.com>
1159 Add plugin functionality for link-time optimization (LTO).
1160 * configure.ac (plugins): Add --enable-plugins option.
1161 * configure: Regenerate.
1162 * config.in: Regenerate.
1163 * Makefile.am (LIBDL): New variable.
1164 (CCFILES): Add plugin.cc.
1165 (HFILES): Add plugin.h.
1166 (ldadd_var): Add LIBDL.
1167 * Makefile.in: Regenerate.
1169 * archive.cc: Include "plugin.h".
1170 (Archive::setup): Don't preread archive symbols when using a plugin.
1171 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1172 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1173 files.
1174 (Archive::include_member): Add symbols from plugin objects.
1175 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1176 * descriptors.cc (Descriptors::open): Check for file descriptors
1177 abandoned by plugins.
1178 (Descriptors::claim_for_plugin): New function.
1179 * descriptors.h (Descriptors::claim_for_plugin): New function.
1180 (Open_descriptor::is_claimed): New field.
1181 (claim_descriptor_for_plugin): New function.
1182 * fileread.cc (File_read::claim_for_plugin): New function.
1183 * fileread.h (File_read::claim_for_plugin): New function.
1184 (File_read::descriptor): New function.
1185 * gold.cc: Include "plugin.h".
1186 (queue_initial_tasks): Add task to call plugin hooks for generating
1187 new object files.
1188 * main.cc: Include "plugin.h".
1189 (main): Load plugin libraries.
1190 * object.h (Pluginobj): Declare.
1191 (Object::pluginobj): New function.
1192 (Object::do_pluginobj): New function.
1193 (Object::set_target): New function.
1194 * options.cc: Include "plugin.h".
1195 (General_options::parse_plugin): New function.
1196 (General_options::General_options): Initialize plugins_ field.
1197 (General_options::add_plugin): New function.
1198 * options.h (Plugin_manager): Declare.
1199 (General_options): Add --plugin option.
1200 (General_options::has_plugins): New function.
1201 (General_options::plugins): New function.
1202 (General_options::add_plugin): New function.
1203 (General_options::plugins_): New field.
1204 * plugin.cc: New file.
1205 * plugin.h: New file.
1206 * readsyms.cc: Include "plugin.h".
1207 (Read_symbols::do_read_symbols): Check for archive before checking
1208 for ELF file. Call plugin hooks to claim files.
1209 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1210 from a real object file; force override when processing replacement
1211 files.
1212 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1213 (Symbol::init_base_object): Likewise.
1214 (Symbol::init_base_output_data): Likewise.
1215 (Symbol::init_base_output_segment): Likewise.
1216 (Symbol::init_base_constant): Likewise.
1217 (Symbol::init_base_undefined): Likewise.
1218 (Symbol::output_section): Assert that object is not a plugin.
1219 (Symbol_table::add_from_pluginobj): New function.
1220 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1221 undefined.
1222 (Symbol_table::sized_write_globals): Likewise.
1223 (Symbol_table::add_from_pluginobj): Instantiate template.
1224 * symtab.h (Sized_pluginobj): Declare.
1225 (Symbol::in_real_elf): New function.
1226 (Symbol::set_in_real_elf): New function.
1227 (Symbol::in_real_elf_): New field.
1228 (Symbol_table::add_from_pluginobj): New function.
1230 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1231 (LIBDL): New variable.
1232 (LDADD): Add LIBDL.
1233 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1234 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1235 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1236 (MOSTLYCLEANFILES): Likewise.
1237 * testsuite/Makefile.in: Regenerate.
1238 * testsuite/plugin_test.c: New file.
1239 * testsuite/plugin_test_1.sh: New file.
1240 * testsuite/plugin_test_2.sh: New file.
1242 2008-09-16 Ian Lance Taylor <iant@google.com>
1244 * target-reloc.h (relocate_section): Check whether a symbol is
1245 defined by the ABI before reporting an undefined symbol error.
1246 * target.h (Target::is_defined_by_abi): Make parameter const.
1247 (Target::do_is_defined_by_abi): Likewise.
1248 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1249 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1250 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1251 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1252 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1253 * testsuite/Makefile.in: Rebuild.
1255 * fileread.cc (make_view): Add casts to avoid warning.
1257 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1259 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1260 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1262 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1264 * options.h (General_options::output_is_executable): New.
1265 (General_options::output_is_pie): New.
1266 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1267 for shared libraries.
1268 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1270 2008-09-11 Chris Demetriou <cgd@google.com>
1272 * options.h (origin): New -z option.
1273 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1274 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1275 in DT_FLAGS_1.
1277 2008-09-05 Cary Coutant <ccoutant@google.com>
1279 * fileread.cc (File_read::make_view): Add check for attempt to map
1280 beyond end of file.
1282 2008-09-05 Cary Coutant <ccoutant@google.com>
1284 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1285 explicit instantiations.
1287 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1289 PR gold/6858
1290 * options.cc (General_options::finalize): Allow undefined symbols
1291 in shlibs if linking -shared.
1293 PR gold/6859
1294 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1295 symbols as not needing a dynsym entry.
1297 2008-08-20 Craig Silverstein <csilvers@google.com>
1299 * fileread.cc (File_read::open): Do not lock the file unless it
1300 was successfully opened.
1302 2008-08-14 Cary Coutant <ccoutant@google.com>
1304 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1305 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1306 * testsuite/tls_test.cc (struct int128): 128-bit struct
1307 for testing TLS relocs with non-zero addend.
1308 (v12): New TLS variable.
1309 (t12): New test.
1310 (t_last): Add check for v12.
1311 * testsuite/tls_test.h (t12): New function.
1312 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1314 2008-08-13 Ian Lance Taylor <iant@google.com>
1316 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1317 set tls_segment_ or relro_segment_.
1318 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1319 when appropriate.
1320 * output.h (Output_section::clear_is_relro): New function.
1321 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1322 sections specially even when output_data_ is empty.
1323 (Output_segment::maximum_alignment): When first section is relro,
1324 only force alignment for PT_LOAD segments.
1325 * script.cc (script_data_segment_align): New function.
1326 (script_data_segment_relro_end): New function.
1327 * script-c.h (script_data_segment_align): Declare.
1328 (script_data_segment_relro_end): Declare.
1329 * script-sections.h (class Script_sections): Declare
1330 data_segment_align and data_segment_relro_end. Add fields
1331 segment_align_index_ and saw_relro_end_.
1332 * script-sections.cc (class Sections_element): Add set_is_relro
1333 virtual function. Add new bool* parameter to place_orphan_here.
1334 Add get_output_section virtual function.
1335 (class Output_section_definition): Add set_is_relro. Add new
1336 bool* parameter to place_orphan_here. Add get_output_section.
1337 Add is_relro_ field.
1338 (Output_section_definition::Output_section_definition): Initialize
1339 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1340 and is_relro_ fields.
1341 (Output_section_definition::place_orphan_here): Add is_relro
1342 parameter.
1343 (Output_section_definition::set_section_addresses): Set relro for
1344 output section.
1345 (Output_section_definition::alternate_constraint): Likewise.
1346 (class Orphan_output_section): Add new bool* parameter to
1347 place_orphan_here. Add get_output_section.
1348 (Orphan_output_section::place_orphan_here): Add is_relro
1349 parameter.
1350 (Script_sections::Script_sections): Initialize
1351 data_segment_align_index_ and saw_relro_end_.
1352 (Script_sections::data_segment_align): New function.
1353 (Script_sections::data_segment_relro_end): New function.
1354 (Script_sections::place_orphan): Set or clear is_relro.
1355 (Script_sections::set_section_addresses): Force alignment of first
1356 TLS section.
1357 * yyscript.y (exp): Call script_data_segment_align and
1358 script_data_segment_relro_end.
1359 * testsuite/relro_script_test.t: New file.
1360 * testsuite/relro_test.cc (using_script): Declare.
1361 (t1, t2): Test using_script.
1362 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1363 (relro_script_test_SOURCES): Define.
1364 (relro_script_test_DEPENDENCIES): Define.
1365 (relro_script_test_LDFLAGS): Define.
1366 (relro_script_test_LDADD): Define.
1367 (relro_script_test.so): New target.
1368 * testsuite/Makefile.in: Rebuild.
1370 2008-08-06 Cary Coutant <ccoutant@google.com>
1372 * archive.cc (Archive::total_archives, Archive::total_members)
1373 (Archive::total_members_loaded): New variables.
1374 (Archive::setup): Add parameter. Add option to preread
1375 archive symbols.
1376 (Archive::read_armap): Add counter.
1377 (Archive::get_file_and_offset): New function.
1378 (Archive::get_elf_object_for_member): New function.
1379 (Archive::read_all_symbols): New function.
1380 (Archive::read_symbols): New function.
1381 (Archive::add_symbols): Add counters.
1382 (Archive::include_all_members): Use armap to find members if it's
1383 already built.
1384 (Archive::include_member): Skip reading symbols if already read.
1385 Factored code into Archive::get_file_and_offset and
1386 Archive::get_elf_object_for_member. Changed call to
1387 Mapfile::report_include_archive_member.
1388 (Archive::print_stats): New function.
1389 * archive.h: Declare Object and Read_symbols_data classes.
1390 (Archive::Archive): Add initializers for new members.
1391 (Archive::setup): Add parameter.
1392 (Archive::print_stats): New function.
1393 (Archive::total_archives, Archive::total_members)
1394 (Archive::total_members_loaded): New variables.
1395 (Archive::get_file_and_offset): New function.
1396 (Archive::get_elf_object_for_member): New function.
1397 (Archive::read_all_symbols): New function.
1398 (Archive::read_symbols): New function.
1399 (Archive::Archive_member): New class.
1400 (Archive::members_): New member.
1401 (Archive::num_members_): New member.
1402 * main.cc: Include archive.h.
1403 (main): Call Archive::print_stats.
1404 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1405 archive parameter; member_name is now the fully-decorated name.
1406 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1407 * options.h: (General_options): Add --preread-archive-symbols option.
1408 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1409 Archive::setup.
1411 2008-08-04 Ian Lance Taylor <iant@google.com>
1413 * symtab.h (Symbol::use_plt_offset): New function.
1414 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1415 * powerpc.cc (Relocate::relocate): Likewise.
1416 * sparc.cc (Relocate::relocate): Likewise.
1417 * x86_64.cc (Relocate::relocate): Likewise.
1418 * testsuite/weak_plt.sh: New test.
1419 * testsuite/weak_plt_main.cc: New test.
1420 * testsuite/weak_plt_shared.cc: New test.
1421 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1422 (check_PROGRAMS): Add weak_plt.
1423 (check_DATA): Add weak_plt_shared.so.
1424 (weak_plt_main_pic.o, weak_plt): New targets.
1425 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1426 * testsuite/Makefile.in: Rebuild.
1428 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1429 gcctestdir/ld.
1430 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1431 * testsuite/Makefile.in: Rebuild.
1433 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1435 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1436 * Makefile.in: Regenerate.
1437 * po/POTFILES.in: Regenerate.
1439 2008-07-29 Ian Lance Taylor <iant@google.com>
1441 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1442 symbols before other symbols.
1443 * testsuite/script_test_2.cc (test_addr): Declare.
1444 (test_addr_alias): Declare.
1445 (main): Check that test_addr and test_addr_alias have the right
1446 values.
1447 * testsuite/script_test_2.t: Define test_addr_alias and
1448 test_addr.
1450 2008-07-24 Ian Lance Taylor <iant@google.com>
1452 PR 5990
1453 * descriptors.cc: New file.
1454 * descriptors.h: New file.
1455 * gold-threads.h (class Hold_optional_lock): New class.
1456 * fileread.cc: Include "descriptors.h".
1457 (File_read::~File_read): Release descriptor rather than closing
1458 it.
1459 (File_read::open) [file]: Call open_descriptor rather than open.
1460 Set is_descriptor_opened_.
1461 (File_read::open) [memory]: Assert that descriptor is not open.
1462 (File_read::reopen_descriptor): New function.
1463 (File_read::release): Release descriptor.
1464 (File_read::do_read): Make non-const. Reopen descriptor.
1465 (File_read::read): Make non-const.
1466 (File_read::make_view): Reopen descriptor.
1467 (File_read::do_readv): Likewise.
1468 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1469 Update declarations.
1470 * layout.cc: Include "descriptors.h".
1471 (Layout::create_build_id): Use open_descriptor rather than open.
1472 * output.cc: Include "descriptors.h".
1473 (Output_file::open): Use open_descriptor rather than open.
1474 * archive.cc (Archive::const_iterator): Change Archive to be
1475 non-const.
1476 (Archive::begin, Archive::end): Make non-const.
1477 (Archive::count_members): Likewise.
1478 * archive.h (class Archive): Update declarations.
1479 * object.h (Object::read): Make non-const.
1480 * Makefile.am (CCFILES): Add descriptors.cc.
1481 (HFILES): Add descriptors.h.
1482 * Makefile.in: Rebuild.
1484 PR 6716
1485 * gold.h: Always include <clocale>. Add Solaris workarounds
1486 following code in binutils/sysdep.h.
1488 PR 6048
1489 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1490 this->eh_frame_hdr_ is NULL before using it.
1492 * dynobj.cc (Versions::Versions): Update comment.
1494 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1495 the base version name.
1497 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1498 array size plus one.
1499 (Stringpool_template::set_string_offsets): Subtract one from key
1500 before using it as an array index.
1501 (Stringpool_template::get_offset_with_length): Likewise.
1502 (Stringpool_template::write_to_buffer): Likewise.
1503 * stringpool.h (Stringpool_template::get_offset_from_key):
1504 Likewise.
1506 2008-07-23 Ian Lance Taylor <iant@google.com>
1508 PR 6658
1509 * object.h (Merged_symbol_value::value): Do our best to handle a
1510 negative addend.
1512 PR 6647
1513 * script.cc (Version_script_info::get_versions): Don't add empty
1514 version tag to return value.
1515 (Version_script_info::get_symbol_version_helper): Change return
1516 type to bool. Add pversion parameter. Change all callers.
1517 (script_register_vers_node): Don't require a non-NULL tag.
1518 * script.h (class Version_script_info): Update declarations.
1519 (Version_script_info::get_symbol_version): Change return type to
1520 bool. Add version parameter. Change all callers.
1521 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1522 handling. Handle an empty version from a version script.
1523 (Symbol_table::define_special_symbol): Likewise.
1524 * testsuite/ver_test_10.script: New file.
1525 * testsuite/ver_test_10.sh: New file.
1526 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1527 (check_DATA): Add ver_test_10.syms.
1528 (ver_test_10.syms, ver_test_10.so): New target.
1529 * testsuite/Makefile.in: Rebuild.
1531 2008-07-23 Simon Baldwin <simonb@google.com>
1533 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1534 to zero for undefined symbols from dynamic libraries.
1536 2008-07-23 Ian Lance Taylor <iant@google.com>
1538 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1539 Change all callers.
1540 * symtab.h (class Symbol_table): Update declaration.
1541 * testsuite/ver_test_9.cc: New file.
1542 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1543 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1544 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1545 (ver_test_9.so, ver_test_9.o): New targets.
1546 * testsuite/Makefile.in: Rebuild.
1548 2008-07-22 Ian Lance Taylor <iant@google.com>
1550 * options.h (class General_options): Define --check-sections.
1551 * layout.cc (Layout::set_segment_offsets): Handle
1552 --check-sections.
1554 * options.h (class General_options): Define -n/--nmagic and
1555 -N/--omagic.
1556 * options.cc (General_options::finalize): For -n/--nmagic or
1557 -N/--omagic, set -static.
1558 * layout.cc (Layout::attach_allocated_section_to_segment): If
1559 -N/--omagic, don't put read-only and read-write sections in
1560 different segments.
1561 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1562 finding a read-only segment.
1563 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1564 don't set the minimum segment alignment to the common page size,
1565 and don't set the file offset to the address modulo the page size.
1566 * script-sections.cc (Script_sections::create_segments): If
1567 -n/--omagic, don't put read-only and read-write sections in
1568 different segments.
1570 * cref.cc: New file.
1571 * cref.h: New file.
1572 * options.h (class General_options): Add --print-symbol-counts.
1573 * main.cc (main): Issue defined symbol report if requested.
1574 * archive.cc (Archive::interpret_header): Make into a const member
1575 function.
1576 (Archive::add_symbols): Call Input_objects::archive_start and
1577 archive_stop.
1578 (Archive::const_iterator): Define new class.
1579 (Archive::begin, Archive::end): New functions.
1580 (Archive::include_all_members): Rewrite to use iterator.
1581 (Archive::count_members): New function.
1582 * archive.h (class Archive): Update declarations.
1583 (Archive::filename): New function.
1584 * object.cc: Include "cref.h".
1585 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1586 (Sized_relobj::do_get_global_symbol_counts): New function.
1587 (Input_objects::add_object): Add object to cross-referencer.
1588 (Input_objects::archive_start): New function.
1589 (Input_objects::archive_stop): New function.
1590 (Input_objects::print_symbol_counts): New function.
1591 * object.h: Declare Cref and Archive.
1592 (Object::get_global_symbol_counts): New function.
1593 (Object::do_get_global_symbol_counts): New pure virtual function.
1594 (class Sized_relobj): Add defined_count_ field. Update
1595 declarations.
1596 (class Input_objects): Add cref_ field. Update constructor.
1597 Update declarations.
1598 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1599 defined_count_.
1600 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1601 symbol counts.
1602 (Sized_dynobj::do_get_global_symbol_counts): New function.
1603 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1604 defined_count_. Update declarations. Define Symbols typedef.
1605 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1606 parameter. Change all callers.
1607 (Symbol_table::add_from_dynobj): Add sympointers and defined
1608 parameters. Change all callers.
1609 * symtab.h (class Symbol_table): Update declarations.
1610 * Makefile.am (CCFILES): Add cref.cc.
1611 (HFILES): Add cref.h.
1612 * Makefile.in: Rebuild.
1614 2008-07-22 Simon Baldwin <simonb@google.com>
1616 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1617 to zero when writing undefined symbols.
1619 2008-07-22 Ian Lance Taylor <iant@google.com>
1621 * output.cc (Output_section::add_input_section): Don't try to
1622 merge empty merge sections.
1624 2008-07-21 Craig Silverstein <csilvers@google.com>
1626 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1627 Include symbol version in error message.
1629 2008-07-20 Chris Demetriou <cgd@google.com>
1631 * configure.ac (gold_cv_c_random_seed): New configured variable.
1632 (RANDOM_SEED_CFLAGS): New substituted variable.
1633 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1634 * configure: Rebuild.
1635 * Makefile.in: Likewise.
1636 * testsuite/Makefile.in: Likewise.
1638 2008-07-18 Ian Lance Taylor <iant@google.com>
1640 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1641 where we see NAME/NULL and NAME/VERSION as separate symbols.
1642 * testsuite/ver_test_main.cc (main): Call t4.
1643 (t4, t4_2a): Define.
1644 * testsuite/ver_test_2.cc (t4_2): Define.
1645 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1646 * testsuite/ver_test_4.cc (t4_2a): Define.
1647 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1648 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1650 2008-07-17 Ian Lance Taylor <iant@google.com>
1652 * dynobj.cc (Versions::add_def): If we give an error about a
1653 missing version, go ahead and create the version anyhow.
1655 2008-07-10 Ian Lance Taylor <iant@google.com>
1657 Handle output sections with more than 0x7fffffff bytes.
1658 * object.h (class Relobj): Change map_to_output_ to
1659 output_sections_, and just keep a section pointer. Change all
1660 uses. Move comdat group support to Sized_relobj.
1661 (Relobj::is_section_specially_mapped): Remove.
1662 (Relobj::output_section): Remove poff parameter. Change all
1663 callers.
1664 (Relobj::output_section_offset): New function.
1665 (Relobj::set_section_offset): Rewrite.
1666 (Relobj::map_to_output): Remove.
1667 (Relobj::output_sections): New function.
1668 (Relobj::do_output_section_offset): New pure virtual function.
1669 (Relobj::do_set_section_offset): Likewise.
1670 (class Sized_relobj): Add section_offsets_ field. Add comdat
1671 group support from Relobj. Update declarations.
1672 (Sized_relobj::get_output_section_offset): New function.
1673 (Sized_relobj::do_output_section_offset): New function.
1674 (Sized_relobj::do_set_section_offset): New function.
1675 * object.cc (Relobj::output_section_address): Remove.
1676 (Sized_relobj::Sized_relobj): Initialize new fields.
1677 (Sized_relobj::include_section_group): Cast find_kept_object to
1678 Sized_relobj.
1679 (Sized_relobj::include_linkonce_section): Likewise.
1680 (Sized_relobj::do_layout): Use separate arrays for output section
1681 and output offset.
1682 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1683 output_sections.
1684 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1685 output_sections and section_offsets.
1686 (Sized_relobj::write_local_symbols): Likewise.
1687 (map_to_kept_section): Compute output address directly.
1688 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1689 output_sections and section_offsets.
1690 (Sized_relobj::write_sections): Likewise.
1691 (Sized_relobj::relocate_sections): Likewise.
1692 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1693 * output.h (class Output_reloc): Update declarations. Change
1694 u2_.relobj to Sized_relobj*.
1695 (class Output_data_reloc): Change add functions to use
1696 Sized_relobj*.
1697 * output.cc (Output_reloc::Output_reloc): Change relobj to
1698 Sized_relobj*.
1699 (Output_reloc::local_section_offset): Change return type to
1700 Elf_Addr. Use get_output_section_offset.
1701 (Output_reloc::get_address): Likewise.
1702 (Output_section::is_input_address_mapped): Don't call
1703 is_section_specially_mapped.
1704 (Output_section::output_offset): Likewise.
1705 (Output_section::output_address): Likewise.
1706 (Output_section::starting_output_address): Likewise.
1707 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1708 parameter to Sized_relobj*.
1709 (Copy_relocs::need_copy_reloc): Likewise.
1710 (Copy_relocs::save): Likewise.
1711 * copy-relocs.h (class Copy_relocs): Update declarations.
1712 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1713 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1714 * target-reloc.h (relocate_for_relocatable): Change
1715 offset_in_output_section type to Elf_Addr. Change code that uses
1716 it as well.
1717 * layout.cc (Layout::layout): Always set *off.
1718 * mapfile.cc (Mapfile::print_input_section): Use
1719 output_section_offset.
1720 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1721 Sized_relobj*.
1722 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1723 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1724 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1726 2008-07-03 Ian Lance Taylor <iant@google.com>
1728 * layout.cc (Layout::include_section): Do not discard unrecognized
1729 SHT_STRTAB sections.
1731 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1733 * script.cc (Lex::can_continue_name): Make '?' allowable in
1734 version-script names.
1735 * testsuite/version_script.map: Change glob pattern to use '?'
1737 2008-06-30 Manish Singh <yosh@gimp.org>
1739 PR 6585
1740 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1741 Correct typo.
1743 2008-06-30 Ian Lance Taylor <iant@google.com>
1745 PR 6660
1746 PR 6682
1747 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1748 versions]: Don't try to read the value in the contents, since we
1749 don't use it. Use the template endianness when writing.
1751 2008-06-25 Cary Coutant <ccoutant@google.com>
1753 * fileread.cc (File_read::make_view): Assert on zero-length view.
1754 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1755 symbol table when there are no symbols to read.
1757 2008-06-23 Craig Silverstein <csilvers@google.com>
1759 * version.cc (version_string): Bump to 1.7
1761 2008-06-18 Craig Silverstein <csilvers@google.com>
1763 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1764 constant 0xFFFF to type Valtype.
1765 (Powerpc_relocate_functions::rel16_ha): Likewise.
1767 2008-06-17 Ian Lance Taylor <iant@google.com>
1769 * output.h (Output_section::Input_section): Initialize p2align_ to
1770 zero for Output_section_data constructors.
1771 (Output_section::Input_section::addralign): If not an input
1772 section, return the alignment of the Output_section_data.
1773 * testsuite/copy_test.cc: New file.
1774 * testsuite/copy_test_1.cc: New file.
1775 * testsuite/copy_test_2.cc: New file.
1776 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1777 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1778 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1779 (copy_test_1_pic.o, copy_test_1.so): New targets.
1780 (copy_test_2_pic.o, copy_test_2.so): New targets.
1781 * testsuite/Makefile.in: Rebuild.
1783 * script-sections.cc (Script_sections::place_orphan): Initialize
1784 local variable exact.
1786 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1788 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1790 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1791 David S. Miller <davem@davemloft.net>
1793 * powerpc.cc: New file.
1794 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1795 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1796 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1797 * Makefile.in: Rebuild.
1799 2008-06-09 Ian Lance Taylor <iant@google.com>
1801 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1802 <exception>.
1803 (throwing, orig_terminate): New static variables.
1804 (terminate_handler): New static function.
1805 (t2): Set terminate handler.
1807 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1809 PR 6584
1810 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1811 alignment.
1813 2008-05-30 Cary Coutant <ccoutant@google.com>
1815 * archive.cc (Archive::include_all_members) Correct to step
1816 over symbol table and extended name table in thin archives.
1818 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1820 PR 6407
1821 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1822 calculation.
1824 2008-05-28 Caleb Howe <cshowe@google.com>
1826 * reduced_debug_output.cc: New file.
1827 * reduced_debug_output.h: New file.
1828 * options.h (class General_options): Add --strip-debug-non-line.
1829 * options.cc (General_options::finalize): Add strip_debug_non_line
1830 to the strip heirarchy.
1831 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1832 fields.
1833 * layout.cc: Include "reduced_debug_output.h".
1834 (Layout::Layout): Initialize new fields.
1835 (line_only_debug_sections): New static array.
1836 (is_lines_only_debug_sections): New static inline function.
1837 (Layout::include_section): Handle --strip-debug-non-line.
1838 (Layout::make_output_section): If --strip-debug-non-line, build
1839 new output sections for .debug_abbrev and .debug_info.
1840 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1841 gold. Warn about possible overflow.
1842 (read_signed_LEB_128): Likewise.
1843 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1844 (read_signed_LEB_128): Declare.
1845 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1846 (HFILES): Add reduced_debug_output.h.
1847 * Makefile.in: Rebuild.
1849 2008-05-21 Ian Lance Taylor <iant@google.com>
1851 * mapfile.cc: New file.
1852 * mapfile.h: New file.
1853 * options.h (class General_options): Add -M/--print-map and -Map.
1854 * options.cc (General_options::finalize): Make -M equivalent to
1855 -Map -.
1856 * main.cc: Include <cstdio> and "mapfile.h".
1857 (main): Open mapfile if requested.
1858 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1859 constructor. Change caller.
1860 (queue_initial_tasks): Add mapfile parameter. Change caller.
1861 (queue_middle_tasks): Likewise.
1862 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1863 declarations.
1864 * archive.cc: Include "mapfile.h".
1865 (Archive::add_symbols): Add mapfile parameter. Change all
1866 callers. Pass mapfile, symbol, and reason to include_member.
1867 (Archive::include_all_members): Add mapfile parameter. Change all
1868 callers.
1869 (Archive::include_member): Add mapfile, sym, and why parameters.
1870 Change all callers. Report inclusion to map file.
1871 * archive.h: Include "fileread.h".
1872 (class Archive): Update declarations.
1873 (Archive::file): New const method.
1874 (class Add_archive_symbols): Add mapfile_ field. Update
1875 constructor. Change all callers.
1876 * readsyms.h (class Read_symbols): Likewise.
1877 (class Finish_group): Likewise.
1878 (class Read_script): Likewise.
1879 * common.cc: Include "mapfile.h".
1880 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1881 all callers.
1882 (Symbol_table::do_allocate_commons): Likewise.
1883 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1884 symbol allocation to mapfile.
1885 * common.h (class Allocate_commons_task): Add mapfile_ field.
1886 Update constructor. Change all callers.
1887 * symtab.h (class Symbol_table): Update declarations.
1888 * layout.cc: Include "mapfile.h".
1889 (Layout_task_runner::run): Print information to mapfile.
1890 (Layout::create_gold_note): Change Output_data_fixed_space to
1891 Output_data_zero_fill.
1892 (Layout::create_build_id): Likewise.
1893 (Layout::print_to_mapfile): New function.
1894 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1895 constructor. Change caller.
1896 (class Layout): Declare print_to_mapfile.
1897 * output.cc (Output_section::Input_section::print_to_mapfile): New
1898 function.
1899 (Output_section::add_input_section): If producing a map, always
1900 add to input_sections_ list.
1901 (Output_section::do_print_to_mapfile): New function.
1902 (Output_segment::print_sections_to_mapfile): New function.
1903 (Output_segment::print_section_list_to_mapfile): New function.
1904 * output.h: Include "mapfile.h".
1905 (Output_data::print_to_mapfile): New function.
1906 (Output_data::do_print_to_mapfile): New virtual function.
1907 (Output_segment_headers::do_print_to_mapfile): New function.
1908 (Output_file_header::do_print_to_mapfile): New function.
1909 (Output_data_const::do_print_to_mapfile): New function.
1910 (class Output_data_const_buffer): Add map_name_ field. Update
1911 constructor. Change all callers. Add do_print_to_mapfile
1912 function.
1913 (class Output_data_fixed_space): Likewise.
1914 (class Output_data_space): Likewise.
1915 (class Output_data_zero_fill): New class.
1916 (Output_data_strtab::do_print_to_mapfile): New function.
1917 (Output_data_reloc_base::do_print_to_mapfile): New function.
1918 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1919 (Output_data_group::do_print_to_mapfile): New function.
1920 (Output_data_got::do_print_to_mapfile): New function.
1921 (Output_data_dynamic::do_print_to_mapfile): New function.
1922 (Output_symtab_xindex::do_print_to_mapfile): New function.
1923 (class Output_section): Declare do_print_to_mapflie. Declare
1924 print_to_mapfile in Input_section.
1925 (class Output_segment): Declare new functions.
1926 * object.h (Sized_relobj::symbol_count): New function.
1927 * script-sections.cc
1928 (Output_section_element_dot_assignment::set_section_addresses):
1929 Change Output_data_fixed_space to Output_data_zero_fill.
1930 (Output_data_expression::do_print_to_mapfile): New function.
1931 * script.cc (read_input_script): Add mapfile parameter. Change
1932 all callers.
1933 * script.h (read_input_script): Update declaration.
1934 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1935 (Eh_frame::do_print_to_mapfile): New function.
1936 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1937 (Output_merge_string::do_print_to_mapfile): New function.
1938 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1939 function.
1940 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1941 function.
1942 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1943 function.
1944 * Makefile.am (CCFILES): Add mapfile.cc.
1945 (HFILES): Add mapfile.h.
1946 * Makefile.in: Rebuild.
1948 2008-05-19 Ian Lance Taylor <iant@google.com>
1950 * options.h (class General_options): Add -z relro.
1951 * layout.cc (Layout::Layout): Initialize relro_segment_.
1952 (Layout::add_output_section_data): Return the output section.
1953 (Layout::make_output_section): Rcognize relro sections and mark
1954 them appropriately.
1955 (Layout::attach_allocated_section_to_segment): Put relro sections
1956 in a PT_GNU_RELRO segment.
1957 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1958 section as relro.
1959 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1960 PT_TLS segments.
1961 (Layout::linkonce_mapping): Map d.rel.ro.local to
1962 .data.rel.ro.local.
1963 (Layout::output_section_name): Us .data.rel.ro.local for any
1964 section which begins with that.
1965 * layout.h (class Layout): Update add_output_section_data
1966 declaration. Add relro_segment_ field.
1967 * output.cc (Output_section::Output_section): Initialize is_relro_
1968 and is_relro_local_ fields.
1969 (Output_segment::add_output_section): Group relro sections.
1970 (Output_segment::is_first_section_relro): New function.
1971 (Output_segment::maximum_alignment): If there is a relro section,
1972 align the segment to the common page size.
1973 (Output_segment::set_section_addresses): Track whether we are
1974 looking at relro sections. If the last section is a relro
1975 section, align to the common page size.
1976 (Output_segment::set_section_list_addresses): Add in_relro
1977 parameter. Change all callers. Align to the page size when
1978 moving from relro to non-relro section.
1979 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1980 segment.
1981 * output.h (class Output_section): Add is_relro_ and
1982 is_relro_local_ fields.
1983 (Output_section::is_relro): New function.
1984 (Output_section::set_is_relro): New function.
1985 (Output_section::is_relro_local): New function.
1986 (Output_section::set_is_relro_local): New function.
1987 (class Output_segment): Update declarations.
1988 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1989 * sparc.cc (Target_sparc::got_section): Likewise.
1990 * x86_64.cc (Target_x86_64::got_section): Likewise.
1991 * testsuite/relro_test_main.cc: New file.
1992 * testsuite/relro_test.cc: New file.
1993 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1994 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1995 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1996 (relro_test.so, relro_test_pic.o): New targets.
1997 * testsuite/Makefile.in: Rebuild.
1999 2008-05-16 Ian Lance Taylor <iant@google.com>
2001 * output.cc (Output_segment::add_output_section): Remove front
2002 parameter.
2003 * output.h (class Output_segment): Remove
2004 add_initial_output_section and overloaded add_output_section.
2005 Update declaration of remaining add_output_section.
2006 * layout.cc (Layout::create_interp): Call add_output_section
2007 rather than add_initial_output_section.
2008 (Layout::finish_dynamic_section): Likewise.
2010 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
2011 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
2012 know the dynamic type.
2013 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
2014 field. Initialize it in constructor.
2015 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
2016 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
2017 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
2018 reloc.
2020 * output.cc (Output_reloc::get_address): Change return type to
2021 Elf_Addr.
2022 * output.h (class Output_reloc): Update get_address declaration.
2023 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
2024 for section addresses.
2026 2008-05-09 Ian Lance Taylor <iant@google.com>
2028 PR 6493
2029 * gold.cc (gold_nomem): Use return value of write.
2031 2008-05-08 Ian Lance Taylor <iant@google.com>
2033 * symtab.c (Symbol::init_base_output_data): Add version
2034 parameter. Change all callers.
2035 (Symbol::init_base_output_segment): Likewise.
2036 (Symbol::init_base_constant): Likewise.
2037 (Symbol::init_base_undefined): Likewise.
2038 (Sized_symbol::init_output_data): Likewise.
2039 (Sized_symbol::init_output_segment): Likewise.
2040 (Sized_symbol::init_constant): Likewise.
2041 (Sized_symbol::init_undefined): Likewise.
2042 (Symbol_table::do_define_in_output_data): If the new symbol has a
2043 version, mark it as the default.
2044 (Symbol_table::do_define_in_output_segment): Likewise.
2045 (Symbol_table::do_define_as_constant): Likewise.
2046 * symtab.h (class Symbol): Update declarations.
2047 (class Sized_symbol): Likewise.
2048 * resolve.cc (Symbol::override_version): New function.
2049 (Symbol::override_base): Call override_version.
2050 (Symbol::override_base_with_special): Likewise.
2051 * testsuite/ver_script_8.script: New file.
2052 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2053 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2054 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2055 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2057 2008-05-06 Ian Lance Taylor <iant@google.com>
2059 PR 6049
2060 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2061 functions.
2062 (class General_options): Remove existing --undefined, and add
2063 --no-undefined instead. Add new --undefined as synonym for -u.
2064 * archive.cc (Archive::add_symbols): Check whether symbol was
2065 named with -u.
2066 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2067 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2068 all uses. Add IS_UNDEFINED. Update declarations to split
2069 different versions of init_base. Declare init_base_undefined.
2070 (Symbol::is_defined): Handle IS_UNDEFINED.
2071 (Symbol::is_undefined): Likewise.
2072 (Symbol::is_weak_undefined): Call is_undefined.
2073 (Symbol::is_absolute): Handle IS_CONSTANT.
2074 (class Sized_symbol): Update declarations to split different
2075 versions of init. Declare init_undefined.
2076 (class Symbol_table): Declare new functions.
2077 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2078 Change all callers.
2079 (Symbol::init_base_output_data): Likewise.
2080 (Symbol::init_base_output_segment): Likewise.
2081 (Symbol::init_base_constant): Likewise.
2082 (Symbol::init_base_undefined): New function.
2083 (Sized_symbol::init_object): Rename from init. Change all
2084 callers.
2085 (Sized_symbol::init_output_data): Likewise.
2086 (Sized_symbol::init_output_segment): Likewise.
2087 (Sized_symbol::init_constant): Likewise.
2088 (Sized_symbol::init_undefined): New function.
2089 (Symbol_table::add_undefined_symbols_from_command_line): New
2090 function.
2091 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2092 function.
2093 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2094 (Symbol::output_section): Likewise.
2095 (Symbol::set_output_section): Likewise.
2096 (Symbol_table::sized_finalize_symbol): Likewise.
2097 (Symbol_table::sized_write_globals): Likewise.
2098 * resolve.cc (Symbol_table::should_override): Likewise.
2099 (Symbol::override_base_with_special): Likewise.
2101 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2102 symbol, change it to have default visibility.
2103 * testsuite/protected_1.cc: New file.
2104 * testsuite/protected_2.cc: New file.
2105 * testsuite/protected_3.cc: New file.
2106 * testsuite/protected_main_1.cc: New file.
2107 * testsuite/protected_main_2.cc: New file.
2108 * testsuite/protected_main_3.cc: New file.
2109 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2110 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2111 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2112 (protected_1.so): New target.
2113 (protected_1_pic.o, protected_2_pic.o): New targets.
2114 (protected_3_pic.o): New target.
2115 (check_PROGRAMS): Add protected_2.
2116 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2117 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2118 * testsuite/Makefile.in: Rebuild.
2120 * options.h (DEFINE_var): Add set_user_set_##varname__.
2121 (DEFINE_bool_alias): New macro.
2122 (class General_options): Define -Bstatic using DEFINE_bool_alias
2123 rather than DEFINE_special. Add --undefined as an alias for -z
2124 defs.
2125 * options.cc (General_options::parse_Bstatic): Remove.
2127 * options.h (class General_options): Add --fatal-warnings.
2128 * main.cc (main): Implement --fatal-warnings.
2129 * errors.h (Errors::warning_count): New function.
2131 * options.h (class General_options): Add -Bsymbolic-functions.
2132 * symtab.h (Symbol::is_preemptible): Check for
2133 -Bsymbolic-functions.
2135 2008-05-05 Ian Lance Taylor <iant@google.com>
2137 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2138 as noVARNAME rather than no-VARNAME.
2139 (class General_options): Add option -z combreloc.
2140 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2141 get_address.
2142 (Output_reloc::sort_before) [SHT_REL]: New function.
2143 (Output_reloc::sort_before) [SHT_RELA]: New function.
2144 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2145 Sort_relocs_comparison.
2146 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2147 parameter. Change all callers.
2148 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2149 sort_relocs parameter. Change all callers.
2150 * output.cc (Output_reloc::get_address): New function, broken out
2151 of write_rel.
2152 (Output_reloc::write_rel): Call it.
2153 (Output_reloc::compare): New function.
2154 (Output_data_reloc_base::do_write): Optionally sort relocs.
2156 * configure.ac: If targ_extra_obj is set, link it in.
2157 * configure.tgt: Initialize all variables.
2158 (x86_64*): Set targ_extra_obj and targ_extra_size.
2159 * configure: Rebuild.
2161 * object.cc (Sized_relobj::include_section_group): Adjust section
2162 indexes read from group data. Build vector to pass to
2163 layout_group.
2164 * layout.cc (Layout::layout_group): Add flags and shndxes
2165 parameters. Remove contents parameter. Change caller. Update
2166 explicit instantiations.
2167 * layout.h (class Layout): Update layout_group declaration.
2168 * output.cc (Output_data_group::Output_data_group): Add flags and
2169 input_shndxes parameters. Remove contents parameter. Change
2170 caller.
2171 (Output_data_group::do_write): Change input_sections_ to
2172 input_shndxes_.
2173 * output.h (class Output_data_group): Update constructor
2174 declaration. Rename input_sections_ to input_shndxes_.
2175 * testsuite/many_sections_test.cc: Add template.
2177 2008-04-30 Cary Coutant <ccoutant@google.com>
2179 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2181 * layout.cc (Layout::include_section): Refactored check for debug
2182 info section.
2183 (Layout::add_comdat): Add new parameters. Change type
2184 of signature parameter. Add object and shndx to signatures table.
2185 (Layout::find_kept_object): New function.
2186 * layout.h: Include <cstring>.
2187 (Layout::is_debug_info_section): New function.
2188 (Layout::add_comdat): Add new parameters.
2189 (Layout::find_kept_object): New function.
2190 (Layout::Kept_section): New struct.
2191 (Layout::Signatures): Change type of map range.
2192 * object.cc (Relobj::output_section_address): New function.
2193 (Sized_relobj::include_section_group): Add new parameters. Change
2194 calls to Layout::add_comdat. Change to build table of kept comdat
2195 groups and table mapping discarded sections to kept sections.
2196 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2197 (Sized_relobj::do_layout): Change calls to include_section_group and
2198 include_linkonce_section.
2199 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2200 value to zero when section is discarded.
2201 (Sized_relobj::map_to_kept_section): New function.
2202 * object.h (Relobj::output_section_address): New function.
2203 (Relobj::Comdat_group): New type.
2204 (Relobj::find_comdat_group): New function.
2205 (Relobj::Comdat_group_table): New type.
2206 (Relobj::Kept_comdat_section): New type.
2207 (Relobj::Kept_comdat_section_table): New type.
2208 (Relobj::add_comdat_group): New function.
2209 (Relobj::set_kept_comdat_section): New function.
2210 (Relobj::get_kept_comdat_section): New function.
2211 (Relobj::comdat_groups_): New field.
2212 (Relobj::kept_comdat_sections_): New field.
2213 (Symbol_value::input_value): Update comment.
2214 (Sized_relobj::map_to_kept_section) New function.
2215 (Sized_relobj::include_linkonce_section): Add new parameter.
2216 * target-reloc.h (Comdat_behavior): New type.
2217 (get_comdat_behavior): New function.
2218 (relocate_section): Add code to map a discarded section to the
2219 corresponding kept section when applying a relocation.
2221 2008-04-30 Craig Silverstein <csilvers@google.com>
2223 * dwarf_reader.cc (next_generation_count): New static var.
2224 (Addr2line_cache_entry): New struct.
2225 (addr2line_cache): New static var.
2226 (Dwarf_line_info::one_addr2line): Added caching.
2227 (Dwarf_line_info::clear_addr2line_cache): New function.
2228 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2229 cache-size parameter.
2230 (Dwarf_line_info::one_addr2line_cache): New function.
2231 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2232 new cache-size argument to one_addr2line(), and clear cache.
2234 2008-04-28 Cary Coutant <ccoutant@google.com>
2236 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2237 R_386_PC8 relocations.
2239 2008-04-23 Ian Lance Taylor <iant@google.com>
2241 * object.cc (Sized_relobj::include_section_group): Check for
2242 invalid section group.
2244 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2245 header size.
2247 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2248 than read for file header.
2249 * archive.cc (Archive::include_member): Likewise.
2251 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2253 * aclocal.m4: Regenerate.
2254 * configure: Regenerate.
2256 2008-04-19 Ian Lance Taylor <iant@google.com>
2258 * version.cc (version_string): Bump to 1.6.
2260 * testsuite/Makefile.am (many_sections_r_test): New target.
2261 (many_sections_r_test_SOURCES): Remove.
2262 (many_sections_r_test_DEPENDENCIES): Remove.
2263 (many_sections_r_test_LDFLAGS): Remove.
2264 (many_sections_r_test_LDADD): Remove.
2266 * object.cc (Sized_relobj::do_add_symbols): Always pass
2267 local_symbol_count_ to add_from_relobj.
2269 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2270 every thousand variables.
2271 * testsuite/Makefile.in: Rebuild.
2273 * object.cc (Xindex::initialize_symtab_xindex): New function.
2274 (Xindex::read_symtab_xindex): New function.
2275 (Xindex::sym_xindex_to_shndx): New function.
2276 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2277 available.
2278 (Sized_relobj::do_initialize_xindex): New function.
2279 (Sized_relobj::do_read_symbols): Adjust section links.
2280 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2281 parameter. Change all callers.
2282 (Sized_relobj::include_section_group): Adjust section links and
2283 symbol section indexes.
2284 (Sized_relobj::do_layout): Adjust section links.
2285 (Sized_relobj::do_count_local_symbols): Adjust section links and
2286 symbol section indexes.
2287 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2288 ordinary and special symbols.
2289 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2290 dynsym_xindex parameters. Change all callers. Adjust section
2291 links. Use SHN_XINDEX when needed.
2292 (Sized_relobj::get_symbol_location_info): Adjust section links.
2293 Don't get fooled by special symbols.
2294 * object.h (class Xindex): Define.
2295 (class Object): Add xindex_ parameter. Declare virtual functoin
2296 do_initialize_xindex.
2297 (Object::adjust_sym_shndx): New function.
2298 (Object::set_xindex): New protected function.
2299 (class Symbol_value): Add is_ordinary_shndx_ field.
2300 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2301 (Symbol_value::value): Assert ordinary section.
2302 (Symbol_value::initialize_input_to_output_map): Likewise.
2303 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2304 Change all callers.
2305 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2306 all callers.
2307 (class Sized_relobj): Update declarations.
2308 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2309 parameter. Change all callers.
2310 (Sized_relobj::adjust_shndx): New function.
2311 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2312 field.
2313 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2314 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2315 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2316 (Sized_dynobj::read_dynsym_section): Adjust section links.
2317 (Sized_dynobj::read_dynamic): Likewise.
2318 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2319 section links.
2320 (Sized_dynobj::do_initialize_xindex): New function.
2321 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2322 do_initialize_xindex.
2323 (Sized_dynobj::adjust_shndx): New function.
2324 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2325 dynsym_xindex_ fields.
2326 (Layout::finalize): Add a call to set_section_indexes before
2327 creating the symtab sections.
2328 (Layout::set_section_indexes): Don't do anything if the section
2329 already has a section index.
2330 (Layout::create_symtab_sections): Add shnum parameter. Change
2331 caller. Create .symtab_shndx section if needed.
2332 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2333 caller.
2334 (Layout::allocated_output_section_count): New function.
2335 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2336 needed.
2337 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2338 fields. Update declarations.
2339 (Layout::symtab_xindex): New function.
2340 (Layout::dynsym_xindex): New function.
2341 (class Write_symbols_task): Add layout_ field.
2342 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2343 Change caller.
2344 * output.cc (Output_section_headers::Output_section_headers): Add
2345 shstrtab_section parameter. Change all callers.
2346 (Output_section_headers::do_sized_write): Store overflow values
2347 for section count and section string table section index in
2348 section header zero.
2349 (Output_file_header::do_sized_write): Check for overflow of
2350 section count and section string table section index.
2351 (Output_symtab_xindex::do_write): New function.
2352 (Output_symtab_xindex::endian_do_write): New function.
2353 * output.h (class Output_section_headers): Add shstrtab_section_.
2354 Update declarations.
2355 (class Output_symtab_xindex): Define.
2356 (Output_section::has_out_shndx): New function.
2357 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2358 field.
2359 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2360 Change all callers.
2361 (Sized_symbol::init): Likewise.
2362 (Symbol::output_section): Check for ordinary symbol.
2363 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2364 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2365 callers.
2366 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2367 Change all callers. Simplify handling of symbols from sections
2368 not included in the link.
2369 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2370 distinction.
2371 (Weak_alias_sorter::operator()): Assert that symbols are
2372 ordinary.
2373 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2374 distinction.
2375 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2376 parameters. Change all callers.
2377 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2378 symbol distinction. Use SHN_XINDEX when needed.
2379 (Symbol_table::write_section_symbol): Add symtab_xindex
2380 parameter. Change all callers.
2381 (Symbol_table::sized_write_section_symbol): Likewise. Use
2382 SHN_XINDEX when needed.
2383 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2384 declarations.
2385 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2386 (Symbol::is_defined): Check is_ordinary.
2387 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2388 (Symbol::is_absolute, Symbol::is_common): Likewise.
2389 (class Sized_symbol): Update declarations.
2390 (class Symbol_table): Update declarations.
2391 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2392 parameters. Change all callers.
2393 (Sized_symbol::override): Likewise.
2394 (Symbol_table::override): Likewise.
2395 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2396 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2397 is_ordinary, and orig_st_shndx parameters. Change all callers.
2398 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2399 to be in an ordinary section.
2400 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2401 object and is_ordinary parameters. Change all callers.
2402 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2403 Change all callers. Don't add undefined or non-ordinary symbols
2404 to reloc_map_.
2405 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2406 Change all callers.
2407 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2408 declarations.
2409 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2410 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2411 (Sized_relobj::relocate_sections): Likewise.
2412 * target-reloc.h (scan_relocs): Adjust section symbol index.
2413 (scan_relocatable_relocs): Likewise.
2414 * i386.cc (Scan::local): Check for ordinary symbols.
2415 * sparc.cc (Scan::local): Likewise.
2416 * x86_64.cc (Scan::local): Likewise.
2417 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2418 to symbol_section_and_value.
2419 * testsuite/many_sections_test.cc: New file.
2420 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2421 (check_PROGRAMS): Add many_sections_test.
2422 (many_sections_test_SOURCES): Define.
2423 (many_sections_test_DEPENDENCIES): Define.
2424 (many_sections_test_LDFLAGS): Define.
2425 (BUILT_SOURCES): Add many_sections_define.h.
2426 (many_sections_define.h): New target.
2427 (BUILT_SOURCES): Add many_sections_check.h.
2428 (many_sections_check.h): New target.
2429 (check_PROGRAMS): Add many_sections_r_test.
2430 (many_sections_r_test_SOURCES): Define.
2431 (many_sections_r_test_DEPENDENCIES): Define.
2432 (many_sections_r_test_LDFLAGS): Define.
2433 (many_sections_r_test_LDADD): Define.
2434 (many_sections_r_test.o): New target.
2435 * testsuite/Makefile.in: Rebuild.
2437 2008-04-17 Cary Coutant <ccoutant@google.com>
2439 * errors.cc (Errors::info): New function.
2440 (gold_info): New function.
2441 * errors.h (Errors::info): New function.
2442 * gold.h (gold_info): New function.
2443 * object.cc (Input_objects::add_object): Print trace output.
2444 * options.cc (options::parse_set): New function.
2445 (General_options::parse_wrap): Deleted.
2446 (General_options::General_options): Deleted initializer.
2447 * options.h (options::String_set): New typedef.
2448 (options::parse_set): New function.
2449 (DEFINE_set): New macro.
2450 (General_options::wrap): Changed to use DEFINE_set. Changed
2451 callers of any_wrap_symbols and is_wrap_symbol.
2452 (General_options::trace, General_options::trace_symbol):
2453 New options.
2454 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2455 (General_options::wrap_symbols_): Deleted.
2456 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2458 2008-04-17 David S. Miller <davem@davemloft.net>
2460 * options.cc (General_options::parse_V): New function.
2461 * options.h: Add entries for -V and -Qy.
2463 2008-04-17 Ian Lance Taylor <iant@google.com>
2465 * common.cc (Symbol_table::allocate_commons): Remove options
2466 parameter. Change caller.
2467 (Symbol_table::do_allocate_commons): Remove options parameter.
2468 Change caller. Just call do_allocate_commons_list twice.
2469 (Symbol_table::do_allocate_commons_list): New function, broken out
2470 of do_allocate_commons.
2471 * common.h (class Allocate_commons_task): Remove options_ field.
2472 Update constructor.
2473 * symtab.cc (Symbol_table::Symbol_table): Initialize
2474 tls_commons_.
2475 (Symbol_table::add_from_object): Put TLS common symbols on
2476 tls_commons_ list.
2477 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2478 which are IN_OUTPUT_DATA.
2479 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2480 allocate_commons and do_allocate_commons declarations. Declare
2481 do_allocate_commons_list.
2482 * gold.cc (queue_middle_tasks): Update creation of
2483 Allocate_commons_task to not pass options.
2484 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2485 (TLS_TEST_C_FLAGS): New variable.
2486 (tls_test_c_pic.o): New target.
2487 (tls_test_shared.so): Link in tls_test_c_pic.o.
2488 (tls_test_c_pic_ie.o): New target.
2489 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2490 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2491 (tls_test_c.o): New target.
2492 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2493 (tls_pic_test_LDADD): Likewise.
2494 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2495 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2496 (tls_test_c_gnu2.o): New target.
2497 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2498 tls_test_c_gnu2.o.
2499 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2500 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2501 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2502 * testsuite/tls_test.cc: Include "config.h".
2503 (t_last): Call t11_last.
2504 * testsuite/tls_test.h (t11, t11_last): Declare.
2505 * testsuite/tls_test_c.c: New file.
2506 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2507 * configure.ac: Check for OpenMP support.
2508 * configure, config.in, Makefile.in: Rebuild.
2509 * testsuite/Makefile.in: Rebuild.
2511 2008-04-16 Cary Coutant <ccoutant@google.com>
2513 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2514 (Target_i386::tls_base_symbol_defined_): New field.
2515 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2516 (Target_i386::Scan::global): Likewise.
2517 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2518 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2519 (Target_x86_64::tls_base_symbol_defined_): New field.
2520 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2521 (Target_x86_64::Scan::global): Likewise.
2523 2008-04-16 Cary Coutant <ccoutant@google.com>
2525 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2526 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2527 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2528 building shared libraries.
2529 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2530 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2531 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2532 * testsuite/Makefile.in: Rebuild.
2533 * testsuite/weak_undef.h: New file.
2534 * testsuite/weak_undef_file1.cc: Add extra test cases.
2535 * testsuite/weak_undef_file2.cc: Likewise.
2536 * testsuite/weak_undef_test.cc: Likewise.
2538 2008-04-16 David S. Miller <davem@davemloft.net>
2540 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2541 Add issued_non_pic_error_ field. Declare check_non_pic.
2542 (Target_sparc::Scan::check_non_pic): New function.
2543 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2544 (Target_sparc::Scan::global): Likewise.
2546 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2547 * configure: Rebuild.
2549 * options.h (DEFINE_enable): New macro.
2550 (new_dtags): New enable option.
2551 (initfirst, interpose, loadfltr, nodefaultlib,
2552 nodelete, nodlopen, nodump): New -z options.
2553 * layout.cc (Layout:finish_dynamic_section): If new
2554 dtags enabled, emit DT_RUNPATH. Also, emit a
2555 DT_FLAGS_1 containing any specified -z flags.
2557 2008-04-16 Ian Lance Taylor <iant@google.com>
2559 * copy-relocs.cc: New file.
2560 * copy-relocs.h: New file.
2561 * reloc.cc: Remove Copy_relocs code.
2562 * reloc.h: Likewise.
2563 * reloc-types.h (struct Reloc_types) [both versions]: Add
2564 get_reloc_addend_noerror.
2565 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2566 variants of add_global which take an addend which must be zero.
2567 * i386.cc: Include "copy-relocs.h".
2568 (class Target_i386): Change type of copy_relocs_ to variable,
2569 update initializer.
2570 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2571 Change all callers.
2572 (Target_i386::do_finalize_sections): Change handling of
2573 copy_relocs_.
2574 * sparc.cc: Include "copy-relocs.h".
2575 (class Target_sparc): Change type of copy_relocs_ to variable,
2576 update initializer.
2577 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2578 Change all callers.
2579 (Target_sparc::do_finalize_sections): Change handling of
2580 copy_relocs_.
2581 * x86_64.cc: Include "copy-relocs.h".
2582 (class Target_x86_64): Change type of copy_relocs_ to variable,
2583 update initializer.
2584 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2585 class. Change all callers.
2586 (Target_x86_64::do_finalize_sections): Change handling of
2587 copy_relocs_.
2588 * Makefile.am (CCFILES): Add copy-relocs.cc.
2589 (HFILES): Add copy-relocs.h.
2591 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2593 * testsuite/script_test_4.sh: Permit leading zeroes.
2595 2008-04-15 Ian Lance Taylor <iant@google.com>
2597 * script-sections.cc (Script_sections::create_segments): Use
2598 header_size_adjustment even when there is enough room for the
2599 headers.
2600 * testsuite/script_test_4.sh: New file.
2601 * testsuite/script_test_4.t: New file.
2602 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2603 (check_DATA): Add script_test_4.stdout.
2604 (MOSTLYCLEANFILES): Likewise.
2605 (script_test_4): New target.
2606 (script_test_4.stdout): New target.
2607 * testsuite/Makefile.in: Rebuild.
2609 * sparc.cc: Add definitions for Output_data_plt_sparc class
2610 constants.
2612 2008-04-14 David S. Miller <davem@davemloft.net>
2614 * sparc.cc: New file.
2615 * Makefile.am (TARGETSOURCES): Add sparc.cc
2616 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2617 * configure.tgt: Document targ_extra_size and
2618 targ_extra_big_endian. Add entries for sparc-* and
2619 sparc64-*.
2620 * configure.ac: Handle targ_extra_size and
2621 targ_extra_big_endian.
2622 * Makefile.in: Rebuild.
2623 * configure: Likewise.
2624 * po/POTFILES.in: Likewise.
2625 * po/gold.pot: Likewise.
2627 2008-04-14 Ian Lance Taylor <iant@google.com>
2629 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2630 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2631 in the name/type/flags to section mapping. Don't call
2632 allocate_output_section.
2633 (Layout::choose_output_section): Change parameter from adjust_name
2634 to is_input_section. Don't permit input sections after sections
2635 are attached to segments. Don't call allocate_output_section.
2636 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2637 not write_enable_output_section.
2638 (Layout::make_output_section): Don't push to
2639 unattached_section_list_ nor call attach_to_segment. Call
2640 attach_section_to_segment if sections are attached.
2641 (Layout::attach_sections_to_segments): New function.
2642 (Layout::attach_section_to_segment): New function.
2643 (Layout::attach_allocated_section_to_segment): Rename from
2644 attach_to_segment. Remove flags parameter.
2645 (Layout::allocate_output_section): Remove function.
2646 (Layout::write_enable_output_section): Remove function.
2647 * layout.h (class Layout): Update for above changes. Add new
2648 field sections_are_attached_.
2649 * output.h (Output_section::update_flags_for_input_section): New
2650 function.
2651 * output.cc (Output_section::add_input_section): Call
2652 update_flags_for_input_section.
2653 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2655 2008-04-11 Cary Coutant <ccoutant@google.com>
2657 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2658 thought unnecessary.
2659 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2661 2008-04-11 Ian Lance Taylor <iant@google.com>
2663 * output.h (class Output_section_data): Remove inline definition
2664 of set_addralign.
2665 * output.cc (Output_section_data::set_addralign): New function.
2667 2008-04-11 Cary Coutant <ccoutant@google.com>
2669 Add support for TLS descriptors for i386 and x86_64.
2670 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2671 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2672 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2673 GOT_TYPE_TLS_DESC.
2674 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2675 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2676 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2677 relocations.
2678 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2679 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2680 Fix problem with initial-exec relocations.
2681 (Target_i386::Relocate::relocate_tls): Likewise.
2682 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2683 relaxation.
2684 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2685 support for section-plus-offset dynamic table entries.
2686 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2687 (Output_data_dynamic::Dynamic_entry): Add support for
2688 section-plus-offset dynamic table entries.
2689 (Output_data_dynamic::Classification): Likewise.
2690 (Output_data_dynamic::classification_): Renamed offset_.
2691 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2692 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2693 (Target_x86_64::make_plt_section): New function.
2694 (Target_x86_64::reserve_tlsdesc_entries): New function.
2695 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2696 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2697 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2698 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2699 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2700 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2701 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2702 add extra PLT entry for TLS descriptors.
2703 (Output_data_plt_x86_64::got_): New field.
2704 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2705 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2706 fields.
2707 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2708 descriptors.
2709 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2710 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2711 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2712 R_386_TLS_DESC_CALL relocations.
2713 (Target_x86_64::Scan::global): Likewise.
2714 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2715 for TLS descriptors.
2716 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2717 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2718 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2719 GD-to-IE relaxation.
2720 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2721 and TLS_DESCRIPTORS.
2722 * Makefile.in: Rebuild.
2723 * configure: Rebuild.
2724 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2725 (tls_test_shared2.so): New target.
2726 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2727 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2728 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2729 (tls_shared_gd_to_ie_test_LDADD): New variable.
2730 (tls_shared_gnu2_gd_to_ie_test): New target.
2731 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2732 New targets.
2733 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2734 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2735 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2736 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2737 (tls_shared_gnu2_test): New target.
2738 (tls_test_gnu2_shared.so): New target.
2739 (tls_shared_gnu2_test_SOURCES): New variable.
2740 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2741 (tls_shared_gnu2_test_LDFLAGS): New variable.
2742 (tls_shared_gnu2_test_LDADD): New variable.
2743 * testsuite/Makefile.in: Rebuild.
2744 * testsuite/Makefile.
2746 2008-04-11 Ian Lance Taylor <iant@google.com>
2748 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2749 justsyms.t.
2750 * testsuite/Makefile.in: Rebuild.
2752 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2753 long.
2754 * testsuite/script_test_2.cc (main): Adjust test.
2756 2008-04-11 David S. Miller <davem@davemloft.net>
2757 Ian Lance Taylor <iant@google.com>
2759 * options.h (General_options): Add entries for '-Y' and
2760 '-relax'.
2761 * options.cc (General_options:finalize): If -Y was used, add those
2762 entries to the library path instead of the default "/lib" and
2763 "/usr/lib".
2765 2008-04-11 David S. Miller <davem@davemloft.net>
2767 * testsuite/justsyms.t: Start at 0x100.
2768 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2769 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2770 long.
2771 * testsuite/script_test_2.cc: Adjust string and section length
2772 checks.
2774 2008-04-09 Ian Lance Taylor <iant@google.com>
2776 PR gold/5996
2777 * script-sections.cc (Sections_element::allocate_to_segment): Add
2778 orphan parameter.
2779 (Output_section_definition::allocate_to_segment): Likewise.
2780 (Orphan_output_section::allocate_to_segment): Likewise.
2781 (Script_sections::attach_sections_using_phdrs_clause): Don't
2782 propagate non-PT_LOAD segments to orphan sections.
2783 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2784 readelf rather than objdump.
2785 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2786 .interp section and PT_INTERP segment are the same size.
2787 * testsuite/Makefile.in: Rebuild.
2789 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2790 aliases for symbols defined in the same object.
2791 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2792 (weak_alias_test_SOURCES): New variable.
2793 (weak_alias_test_DEPENDENCIES): New variable.
2794 (weak_alias_test_LDFLAGS): New variable.
2795 (weak_alias_test_LDADD): New variable.
2796 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2797 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2798 (weak_alias_test_3.o): New target.
2799 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2800 * testsuite/weak_alias_test_main.cc: New file.
2801 * testsuite/weak_alias_test_1.cc: New file.
2802 * testsuite/weak_alias_test_2.cc: New file.
2803 * testsuite/weak_alias_test_3.cc: New file.
2805 2008-04-08 Ian Lance Taylor <iant@google.com>
2807 * options.h (class General_options): Add --noinhibit-exec option.
2808 * main.cc (main): Check --noinhibit-exec.
2810 * options.h (class General_options): Define --wrap as a special
2811 option. Add wrap_symbols_ field.
2812 (General_options::any_wrap_symbols): New function.
2813 (General_options::is_wrap_symbol): New function.
2814 * options.cc (General_options::parse_wrap): New function.
2815 (General_options::General_options): Initialize wrap_symbols_.
2816 * symtab.cc (Symbol_table::wrap_symbol): New function.
2817 (Symbol_table::add_from_object): Handle --wrap.
2818 * symtab.h (class Symbol_table): Declare wrap_symbol.
2819 * target.h (Target::wrap_char): New function.
2820 (Target::Target_info): Add wrap_char field.
2821 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2822 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2823 * testsuite/testfile.cc (Target_test::test_target_info):
2824 Likewise.
2826 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2827 there is one.
2829 * layout.h (class Layout): Add added_eh_frame_data_ field.
2830 * layout.cc (Layout::Layout): Initialize new field.
2831 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2832 output section until we find a section we merged successfully.
2833 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2834 that the size be non-zero.
2836 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2837 qualifier.
2839 2008-04-08 Craig Silverstein <csilvers@google.com>
2841 * configure.ac: Export new conditional variable HAVE_ZLIB.
2842 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2843 on HAVE_ZLIB.
2844 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2845 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2847 2008-04-07 Ian Lance Taylor <iant@google.com>
2849 * version.cc (version_string): Set to "1.5".
2851 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2852 Add issued_non_pic_error_ field. Declare check_non_pic.
2853 (Target_x86_64::Scan::check_non_pic): New function.
2854 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2855 (Target_x86_64::Scan::global): Likewise.
2857 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2858 addend parameter. Change caller. Handle merge sections.
2859 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2860 Address to Addend. Don't add in the result of
2861 local_section_offset, pass down the addend and use the returned
2862 value.
2863 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2864 Update declarations of local_section_offset and symbol_value.
2865 * testsuite/two_file_test_1.cc (t18): New function.
2866 * testsuite/two_file_test_2.cc (f18): New function.
2867 * testsuite/two_file_test_main.cc (main): Call t18.
2868 * testsuite/two_file_test.h (t18, f18): Declare.
2870 * configure.ac: Don't test for objdump, c++filt, or readelf.
2871 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2872 conditionals.
2873 (TEST_READELF): New variable.
2874 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2875 (check_PROGRAMS): Add two_file_strip_test.
2876 (two_file_strip_test): New target.
2877 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2878 (two_file_same_shared_strip_test_SOURCES): New variable.
2879 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2880 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2881 (two_file_same_shared_strip_test_LDADD): New variable.
2882 (two_file_shared_strip.so): New target.
2883 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2884 (ver_test_5.syms, ver_test_7.syms): Likewise.
2885 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2886 (strip_test_3.stdout): Use TEST_OBJDUMP.
2887 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2889 2008-04-04 Cary Coutant <ccoutant@google.com>
2891 * symtab.h (Symbol::is_weak_undefined): New function.
2892 (Symbol::is_strong_undefined): New function.
2893 (Symbol::is_absolute): New function.
2894 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2895 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2896 absolute symbols.
2897 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2898 (weak_undef_test): New target.
2899 * testsuite/Makefile.in: Rebuild.
2900 * testsuite/weak_undef_file1.cc: New file.
2901 * testsuite/weak_undef_file2.cc: New file.
2902 * testsuite/weak_undef_test.cc: New file.
2904 2008-04-03 Craig Silverstein <csilvers@google.com>
2906 * compressed_output.h (class Output_compressed_section): Use
2907 unsigned buffer.
2908 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2909 add zlib header.
2910 (zlib_compressed_suffix): Removed.
2911 (Output_compressed_section::set_final_data_size): Use unsigned
2912 buffers.
2913 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2914 Fix linker invocation.
2915 (flagstest_o_specialfile_and_compress_debug_sections):
2916 Likewise.
2917 * testsuite/Makefile.in: Regenerated.
2919 2008-04-02 David S. Miller <davem@davemloft.net>
2921 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2922 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2924 2008-04-02 Craig Silverstein <csilvers@google.com>
2926 * TODO: New file.
2928 2008-04-02 Ian Lance Taylor <iant@google.com>
2930 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2931 parameters. Update for new key type to views_. Change all
2932 callers.
2933 (File_read::read): Adjust for byteshift in returned view.
2934 (File_read::add_view): New function, broken out of
2935 find_and_make_view.
2936 (File_read::make_view): New function, broken out of
2937 find_and_make_view.
2938 (File_read::find_or_make_view): Add offset and aligned
2939 parameters. Rewrite accordingly. Change all callers.
2940 (File_read::get_view): Add offset and aligned parameters. Adjust
2941 for byteshift in return value.
2942 (File_read::get_lasting_view): Likewise.
2943 * fileread.h (class File_read): Update declarations.
2944 (class File_read::View): Add byteshift_ field. Add byteshift to
2945 constructor. Add byteshift method.
2946 * archive.h (Archive::clear_uncached_views): New function.
2947 (Archive::get_view): Add aligned parameter. Change all callers.
2948 * object.h (Object::get_view): Add aligned parameter. Change all
2949 callers.
2950 (Object::get_lasting_view): Likewise.
2952 * fileread.cc (File_read::release): Don't call clear_views if
2953 there are multiple objects.
2954 * fileread.h (File_read::clear_uncached_views): New function.
2955 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2956 on the archive.
2958 2008-03-31 Cary Coutant <ccoutant@google.com>
2960 Add thin archive support.
2961 * archive.cc (Archive::armagt): New const.
2962 (Archive::setup): Remove task parameter and calls to unlock.
2963 (Archive::unlock_nested_archives): New function.
2964 (Archive::read_header): Add nested_off parameter. Change
2965 all callers.
2966 (Archive::interpret_header): Likewise.
2967 (Archive::include_all_members): Change to handle thin
2968 archives.
2969 (Archive::include_member): Likewise.
2970 * archive.h (Archive::Archive): Add new parameters and
2971 initializers.
2972 (Archive::armagt): New const.
2973 (Archive::setup): Remove task parameter.
2974 (Archive::unlock_nested_archives): New function.
2975 (Archive::read_header): Add nested_off parameter.
2976 (Archive::interpret_header): Likewise.
2977 (Archive::Nested_archive_table): New typedef.
2978 (Archive::is_thin_archive_): New field.
2979 (Archive::nested_archives_): New field.
2980 (Archive::options_): New field.
2981 (Archive::dirpath_): New field.
2982 (Archive::task_): New field.
2983 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2984 for thin archives. Pass additional parameters to
2985 Archive::Archive. Unlock the archive file after calling
2986 Archive::setup.
2988 2008-03-29 Ian Lance Taylor <iant@google.com>
2990 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2991 version symbol to be local.
2992 * testsuite/ver_test_4.sh: New file.
2993 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2994 (check_DATA): Add ver_test_4.syms.
2995 (ver_test_4.syms): New target.
2996 * testsuite/Makefile.in: Rebuild.
2998 * output.cc
2999 (Output_section::Input_section_sort_entry::has_priority): New
3000 function.
3001 (Output_section::Input_section_sort_entry::match_file_name): New
3002 function.
3003 (Output_section::Input_section_sort_entry::match_section_name):
3004 Remove.
3005 (Output_section::Input_section_sort_entry::match_section_name_prefix):
3006 Remove.
3007 (Output_section::Input_section_sort_entry::match_section_file):
3008 Remove.
3009 (Output_section::Input_section_sort_compare::operator()): Rewrite
3010 using new Input_section_sort_entry functions. Sort crtbegin and
3011 crtend first. Sort sections with no priority before sections with
3012 a priority.
3013 * testsuite/initpri1.c (d3): Check j != 4.
3014 (cd5): New constructor/destructor function.
3015 (main): Check j != 2.
3017 * symtab.cc (Symbol_table::add_from_object): If we don't use the
3018 new symbol when resolving, don't call set_is_default.
3019 * testsuite/ver_test_7.cc: New file.
3020 * testsuite/ver_test_7.sh: New file.
3021 * testsuite/Makefile.am (ver_test_7.so): New target.
3022 (ver_test_7.o): New target.
3023 (check_SCRIPTS): Add ver_test_7.sh.
3024 (check_DATA): Add ver_test_7.syms.
3025 (ver_test_7.syms): New target.
3027 2008-03-28 Ian Lance Taylor <iant@google.com>
3029 * layout.cc (Layout::layout): If we see an input section with a
3030 name that needs sorting, set the must_sort flag for the output
3031 section.
3032 (Layout::make_output_section): If the name of the output section
3033 indicates that it might require sorting, set the may_sort flag.
3034 * output.h (Output_section::may_sort_attached_input_sections): New
3035 function.
3036 (Output_section::set_may_sort_attached_input_sections): New
3037 function.
3038 (Output_section::must_sort_attached_input_sections): New
3039 function.
3040 (Output_section::set_must_sort_attached_input_sections): New
3041 function.
3042 (class Output_section): Declare Input_section_sort_entry. Define
3043 Input_section_sort_compare. Declare
3044 sort_attached_input_sections. Add new fields:
3045 may_sort_attached_input_sections_,
3046 must_sort_attached_input_sections_,
3047 attached_input_sections_are_sorted_.
3048 * output.cc (Output_section::Output_section): Initialize new
3049 fields.
3050 (Output_section::add_input_section): Add an entry to
3051 input_sections_ if may_sort or must_sort are true.
3052 (Output_section::set_final_data_size): Call
3053 sort_attached_input_sections if necessary.
3054 (Output_section::Input_section_sort_entry): Define new class.
3055 (Output_section::Input_section_sort_compare::operator()): New
3056 function.
3057 (Output_section::sort_attached_input_sections): New function.
3058 * configure.ac: Check whether the compiler supports constructor
3059 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3060 * testsuite/initpri1.c: New file.
3061 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3062 CONSTRUCTOR_PRIORITY.
3063 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3064 (initpri1_LDFLAGS): New variable.
3065 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3067 2008-03-27 Ian Lance Taylor <iant@google.com>
3069 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3070 * testsuite/common_test_1.c: New file.
3071 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3072 (common_test_1_SOURCES): New variable.
3073 (common_test_1_DEPENDENCIES): New variable.
3074 (common_test_1_LDFLAGS): New variable.
3076 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3077 and commons_ correctly when NAME/VERSION does not override
3078 NAME/NULL.
3079 * testsuite/ver_test_6.c: New file.
3080 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3081 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3082 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3084 2008-03-26 Ian Lance Taylor <iant@google.com>
3086 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3087 of an undefined symbol from a version script.
3088 * testsuite/Makefile.am (ver_test_5.so): New target.
3089 (ver_test_5.o): New target.
3090 (check_SCRIPTS): Add ver_test_5.sh.
3091 (check_DATA): Add ver_test_5.syms.
3092 (ver_test_5.syms): New target.
3093 * testsuite/ver_test_5.cc: New file.
3094 * testsuite/ver_test_5.script: New file.
3095 * testsuite/ver_test_5.sh: New file.
3096 * Makefile.in, testsuite/Makefile.in: Rebuild.
3098 PR gold/5986
3099 Fix problems building gold with gcc 4.3.0.
3100 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3101 (gold_error_at_location, gold_warning_at_location): Use it.
3102 * configure.ac: Check whether we can compile and use a template
3103 function with a printf attribute.
3104 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3105 when jumping over bytes.
3106 * object.cc: Instantiate Object::read_section_data.
3107 * debug.h: Include <cstring>
3108 * dwarf_reader.cc: Include <algorithm>
3109 * main.cc: Include <cstring>.
3110 * options.cc: Include <cstring>.
3111 * output.cc: Include <cstring>.
3112 * script.cc: Include <cstring>.
3113 * script.h: Include <string>.
3114 * symtab.cc: Include <cstring> and <algorithm>.
3115 * target-select.cc: Include <cstring>.
3116 * version.cc: Include <string>.
3117 * testsuite/testmain.cc: Include <cstdlib>.
3118 * configure, config.in: Rebuild.
3120 2008-03-25 Ian Lance Taylor <iant@google.com>
3122 * options.cc: Include "../bfd/bfdver.h".
3123 (options::help): Print bug reporting address.
3125 * version.cc (print_version): Adjust output for current value of
3126 BFD_VERSION_STRING.
3128 * NEWS: New file.
3130 * options.cc (options::help): Print list of supported targets.
3131 * target-select.h: Include <vector>.
3132 (class Target_selector): Make machine_, size_, and is_big_endian_
3133 fields const. Add bfd_name_ and instantiated_target_ fields.
3134 (Target_selector::Target_selector): Add bfd_name parameter.
3135 (Target_selector::recognize): Make non-virtual, call
3136 do_recognize.
3137 (Target_selector::recognize_by_name): Make non-virtual, call
3138 do_recognize_by_name.
3139 (Target_selector::supported_names): New function.
3140 (Target_selector::bfd_name): New function.
3141 (Target_selector::do_instantiate_target): New pure virtual
3142 function.
3143 (Target_selector::do_recognize): New virtual function.
3144 (Target_selector::do_recognize_by_name): New virtual function.
3145 (Target_selector::instantiate_target): New private function.
3146 (supported_target_names): Declare.
3147 * target-select.cc (Target_selector::Target_selector): Update for
3148 new parameter and fields.
3149 (select_target_by_name): Check that the name matches before
3150 calling recognize_by_name.
3151 (supported_target_names): New function.
3152 * i386.cc (class Target_selector_i386): Update Target_selector
3153 constructor call. Remove recognize and recognize_by_name. Add
3154 do_instantiate_target.
3155 * x86_64.cc (class Target_selector_x86_64): Likewise.
3156 * testsuite/testfile.cc (class Target_selector_test): Update for
3157 changes to Target_selector.
3159 * README: Rewrite, with some notes on unsupported features.
3161 2008-03-24 Cary Coutant <ccoutant@google.com>
3163 * i386.cc (Target_i386::Got_type): New enum declaration.
3164 (Target_i386::Scan::local): Updated callers of Output_data_got
3165 member functions.
3166 (Target_i386::Scan::global): Likewise.
3167 (Target_i386::Relocate::relocate): Likewise.
3168 (Target_i386::Relocate::relocate_tls): Likewise.
3169 * object.h (Got_offset_list): New class.
3170 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3171 (Sized_relobj::local_got_offset): Likewise.
3172 (Sized_relobj::set_local_got_offset): Likewise.
3173 (Sized_relobj::local_has_tls_got_offset): Removed.
3174 (Sized_relobj::local_tls_got_offset): Removed.
3175 (Sized_relobj::set_local_tls_got_offset): Removed.
3176 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3177 * output.cc (Output_data_got::add_global): Added got_type parameter.
3178 (Output_data_got::add_global_with_rel): Likewise.
3179 (Output_data_got::add_global_with_rela): Likewise.
3180 (Output_data_got::add_global_pair_with_rel): New function.
3181 (Output_data_got::add_global_pair_with_rela): New function.
3182 (Output_data_got::add_local): Added got_type parameter.
3183 (Output_data_got::add_local_with_rel): Likewise.
3184 (Output_data_got::add_local_with_rela): Likewise.
3185 (Output_data_got::add_local_pair_with_rel): New function.
3186 (Output_data_got::add_local_pair_with_rela): New function.
3187 (Output_data_got::add_global_tls): Removed.
3188 (Output_data_got::add_global_tls_with_rel): Removed.
3189 (Output_data_got::add_global_tls_with_rela): Removed.
3190 (Output_data_got::add_local_tls): Removed.
3191 (Output_data_got::add_local_tls_with_rel): Removed.
3192 (Output_data_got::add_local_tls_with_rela): Removed.
3193 * output.h (Output_data_got::add_global): Added got_type parameter.
3194 (Output_data_got::add_global_with_rel): Likewise.
3195 (Output_data_got::add_global_with_rela): Likewise.
3196 (Output_data_got::add_global_pair_with_rel): New function.
3197 (Output_data_got::add_global_pair_with_rela): New function.
3198 (Output_data_got::add_local): Added got_type parameter.
3199 (Output_data_got::add_local_with_rel): Likewise.
3200 (Output_data_got::add_local_with_rela): Likewise.
3201 (Output_data_got::add_local_pair_with_rel): New function.
3202 (Output_data_got::add_local_pair_with_rela): New function.
3203 (Output_data_got::add_global_tls): Removed.
3204 (Output_data_got::add_global_tls_with_rel): Removed.
3205 (Output_data_got::add_global_tls_with_rela): Removed.
3206 (Output_data_got::add_local_tls): Removed.
3207 (Output_data_got::add_local_tls_with_rel): Removed.
3208 (Output_data_got::add_local_tls_with_rela): Removed.
3209 * resolve.cc (Symbol::override_base_with_special): Removed
3210 reference to has_got_offset_ field.
3211 * symtab.cc (Symbol::init_fields): Replaced initialization
3212 of got_offset_ with got_offsets_. Removed initialization
3213 of has_got_offset_
3214 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3215 (Symbol::got_offset): Likewise.
3216 (Symbol::set_got_offset): Likewise.
3217 (Symbol::has_tls_got_offset): Removed.
3218 (Symbol::tls_got_offset): Removed.
3219 (Symbol::set_tls_got_offset): Removed.
3220 (Symbol::got_offset_): Removed.
3221 (Symbol::tls_mod_got_offset_): Removed.
3222 (Symbol::tls_pair_got_offset_): Removed.
3223 (Symbol::got_offsets_): New field.
3224 (Symbol::has_got_offset): Removed.
3225 (Symbol::has_tls_mod_got_offset): Removed.
3226 (Symbol::has_tls_pair_got_offset): Removed.
3227 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3228 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3229 member functions.
3230 (Target_x86_64::Scan::global): Likewise.
3231 (Target_x86_64::Relocate::relocate): Likewise.
3232 (Target_x86_64::Relocate::relocate_tls): Likewise.
3234 2008-03-25 Ben Elliston <bje@au.ibm.com>
3236 * yyscript.y: Fix spelling error in comment.
3238 2008-03-24 Ian Lance Taylor <iant@google.com>
3240 * options.h (class General_options): Define build_id option.
3241 * layout.h (class Layout): Declare write_build_id, create_note,
3242 create_build_id. Add build_id_note_ member.
3243 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3244 "libiberty.h", "md5.h", "sha1.h".
3245 (Layout::Layout): Initialize eh_frame_data_,
3246 eh_frame_hdr_section_, and build_id_note_.
3247 (Layout::finalize): Call create_build_id.
3248 (Layout::create_note): New function, broken out of
3249 Layout::create_gold_note.
3250 (Layout::create_gold_note): Call create_note.
3251 (Layout::create_build_id): New function.
3252 (Layout::write_build_id): New function.
3253 (Close_task_runner::run): Call write_build_id.
3255 * x86_64.cc: Correct license to GPLv3.
3257 2008-03-23 Ian Lance Taylor <iant@google.com>
3259 * options.cc: Include "demangle.h".
3260 (parse_optional_string): New function.
3261 (parse_long_option): Handle takes_optional_argument.
3262 (parse_short_option): Update dash_z initializer. Handle
3263 takes_optional_argument.
3264 (General_options::General_options): Initialize do_demangle_.
3265 (General_options::finalize): Set do_demangle_. Handle demangling
3266 style.
3267 * options.h (parse_optional_string): Declare.
3268 (struct One_option): Add optional_arg field. Update constructor.
3269 Update call constructor calls. Add takes_optional_argument
3270 function.
3271 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3272 (DEFINE_optional_string): Define.
3273 (General_options::demangle): Change from DEFINE_bool to
3274 DEFINE_optional_string.
3275 (General_options::no_demangle): New function.
3276 (General_options::do_demangle): New function.
3277 (General_options::set_do_demangle): New function.
3278 (General_options::execstack_status_): Move definition to end of
3279 class definition.
3280 (General_options::static_): Likewise.
3281 (General_options::do_demangle_): New field.
3282 * object.cc (big_endian>::get_symbol_location_info): Call
3283 Options::do_demangle, not Options::demangle.
3284 * symtab.cc (demangle): Likewise.
3286 2008-03-22 Ian Lance Taylor <iant@google.com>
3288 * gold.h: Include <cstddef> and <sys/types.h>
3289 * options.h: Include <cstring>.
3291 2008-03-21 Ian Lance Taylor <iant@google.com>
3293 * Added source code to GNU binutils.