| blob | 9e092e24afeb803af4a6c006098a7c4b17427ee0 |
1 2009-05-22 Sriraman Tallam <tmsriram@google.com>
3 * testsuite/Makefile.am: Add -ffunction-sections to compile
4 gc_comdat_test files. Add -Wl,--gc-sections to build
5 gc_comdat_test.
6 * testsuite/Makefile.in: Regenerate.
7 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
9 2009-05-21 Sriraman Tallam <tmsriram@google.com>
11 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
12 kept comdat section was garbage collected.
13 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
14 * testsuite/Makefile.in: Regenerate.
15 * testsuite/gc_comdat_test.sh: New file.
16 * testsuite/gc_comdat_test_1.cc: New file.
17 * testsuite/gc_comdat_test_2.cc: New file.
19 2009-05-19 Doug Kwan <dougkwan@google.com>
21 * archive.cc (Archive::Archive): Move constructor from archive.h
22 to here. Initialize no_export_.
23 (Archive::get_elf_object_for_member): Set no_export flag of object.
24 * archive.h (Archive::Archive): Move constructor body to
25 archive.cc.
26 (Archive::no_export): New method.
27 (Archive::no_export_): New field.
28 * object.h (Object::Object): Initialize no_export_ to false.
29 (Object::no_export, Object::set_no_export): New methods.
30 (Object::no_export_): New field.
31 * options.cc (General_options::parse_exclude_libs): New method.
32 (General_options::check_excluded_libs) Same.
33 * options.h (exclude_libs): New option.
34 (General_options::check_excluded_libs): New method declaration.
35 (General_options::excluded_libs_): New field.
36 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
37 default or protected visibility if an object has no-export flag set.
38 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
39 (check_SCRIPTS): Add exclude_libs_test.sh.
40 (check_DATA): Add exclude_libs_test.syms.
41 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
42 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
43 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
44 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
45 (exclude_libs_test.syms, libexclude_libs_test_1.a,
46 libexclude_libs_test_2.a): New rules.
47 * testsuite/Makefile.in: Regenerate.
48 * testsuite/exclude_libs_test.c: New file.
49 * testsuite/exclude_libs_test.sh: Ditto.
50 * testsuite/exclude_libs_test_1.c: Ditto.
51 * testsuite/exclude_libs_test_2.c: Ditto.
53 2009-05-15 Ian Lance Taylor <iant@google.com>
55 * configure.ac: Check for declarations for cases where libiberty.h
56 checks HAVE_DECL_xxx.
57 * configure, config.in: Rebuild.
59 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
61 * gold.h (Incremental_argument_list): Remove (invalid) forward
62 declaration.
63 * incremental.cc (Incremental_inputs::report_achive): New method.
64 (Incremental_inputs::report_object): New method.
65 (Incremental_inputs::report_script): New method.
66 (Incremental_inputs::finalize_inputs): New method.
67 (Incremental_inputs::finalize): Call finalize_inputs().
68 (Incremental_inputs::sized_create_incremental_inputs_section_data):
69 Create inputs entries.
70 * incremental.h (Incremental_input_type): New enum.
71 (Incremental_inputs::Incremental_input): Initialize new fields.
72 (Incremental_inputs::report_inputs): New method.
73 (Incremental_inputs::report_achive): New method.
74 (Incremental_inputs::report_object): New method.
75 (Incremental_inputs::report_script): New method.
76 (Incremental_inputs::finalize_inputs): New method.
77 (Incremental_inputs::Input_info): New struct.
78 (Incremental_inputs::Input_info_map): New typedef.
79 (Incremental_inputs::lock_): New field.
80 (Incremental_inputs::Inputs_): New field.
81 (Incremental_inputs::Inputs_map): New field.
82 * main.cc (main): Call Incremental_input::report_inputs.
83 * options.h (Input_argument_list): Typedef moved from
84 Input_arguments.
85 (Input_file_group::Files): Remove, use ::Input_argument_list.
86 (Input_file_group::Input_argument_list): Remove, use
87 ::Input_argument_list.
88 * plugin.cc (Plugin_manager::add_input_file): Add error in
89 incremental build.
90 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
91 functions.
92 * script.cc (read_input_script): Call
93 Incremental_input::report_script.
94 * script.h (Script_info): New class.
96 2009-04-27 Ian Lance Taylor <iant@google.com>
98 * x86_64.cc (do_adjust_output_section): Set entsize to
99 plt_entry_size.
101 2009-04-23 Elliott Hughes <enh@google.com>
103 * output.cc (Output_file::close): After short writes, continue
104 writing from the correct offset in the buffer being written.
106 2009-04-23 Chris Demetriou <cgd@google.com>
108 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
109 * configure: Regenerate.
110 * config.in: Regenerate.
111 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
112 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
114 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
116 * incremental.cc (Incremental_inputs_header_data): Renamed from
117 Incremental_input_header_data.
118 (Incremental_inputs_header_data::data_size): New field.
119 (Incremental_inputs_header_data::put_input_file_count): Renamed
120 from input_file_count.
121 (Incremental_inputs_header_data::put_command_line_offset): Renamed
122 from command_line_offset.
123 (Incremental_inputs_header_data::put_reserved): Renamed from
124 put_reserved.
125 (Incremental_inputs_entry_data): Renamed from
126 Incremental_input_entry_data.
127 (Incremental_inputs_entry_data::data_size): New field.
128 (Incremental_inputs::report_command_line): New method.
129 (Incremental_inputs::finalize): New method.
130 (Incremental_inputs::create_incremental_inputs_data): New method.
131 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
132 * incremental.h: New file.
133 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
134 (Layout::finalize): Create incremental inputs section in
135 incremental builds.
136 (Layout::create_incremental_info_sections): New method.
137 * layout.h (Layout::incremental_inputs): New method.
138 (Layout::create_incremental_info_sections): New method.
139 (Layout::incremental_inputs_): New field.
140 * main.cc (main): Notify Incremental_input of the command line.
142 2009-04-01 Ian Lance Taylor <iant@google.com>
143 Mikolaj Zalewski <mikolajz@google.com>
145 * gold.h (reserve_unordered_map): Define, three versions, one for
146 each version of Unordered_map.
147 * layout.cc (Layout::Layout): Remove options parameter. Add
148 number_of_input_files parameter. Don't initialize options_.
149 Initialize number_of_input_files_ and resized_signatures_. Move
150 sections_are_attached_.
151 (Layout::layout_group): Reserve space for group_signatures_.
152 (Layout::find_or_add_kept_section): Change name parameter to be a
153 reference. Resize signatures_ map when it gets large enough.
154 (Layout::layout_eh_frame): Use parameters->options() instead of
155 this->options_.
156 (Layout::make_output_section): Likewise.
157 (Layout::attach_allocated_section_to_segment): Likewise.
158 (Layout::finalize, Layout::create_executable_stack): Likewise.
159 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
160 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
161 * layout.h (class Layout): Update declarations. Remove options_
162 field. Add number_of_input_files_ and resized_signatures_
163 fields. Move sections_are_attached_ field.
164 * main.cc (main): Pass number of input files to Layout
165 constructor. Don't pass options.
167 2009-03-30 Ian Lance Taylor <iant@google.com>
169 * ffsll.c (ffsll): Correct implementation.
171 2009-03-27 Ian Lance Taylor <iant@google.com>
173 * ffsll.c: New file.
174 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
175 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
176 * ftruncate.c (ftruncate): Declare before definition.
177 * mremap.c (mremap): Likewise.
178 * pread.c (pread): Likewise.
179 * configure, Makefile.in, config.in: Rebuild.
181 * mremap.c: New file.
182 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
183 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
184 (mremap): Declare if HAVE_MREMAP is not defined.
185 * configure, Makefile.in, config.in: Rebuild.
187 2009-03-27 Cary Coutant <ccoutant@google.com>
189 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
190 position independent.
191 * sparc.cc (Target_sparc::check_non_pic): Likewise.
192 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
194 2009-03-24 Cary Coutant <ccoutant@google.com>
196 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
197 an executable.
198 (needs_dynamic_reloc): Likewise.
200 2009-03-24 Ian Lance Taylor <iant@google.com>
202 * yyscript.y (file_cmd): Recognize EXTERN.
203 (extern_name_list, extern_name_list_body): New nonterminals.
204 * script.cc (script_add_extern): Define.
205 * script-c.h (script_add_extern): Declare.
207 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
209 * object.cc (is_elf_object): Define.
210 * object.h (is_elf_object): Declare.
211 * archive.cc (Archive::get_elf_object_for_member): Call
212 is_elf_object.
213 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
215 2009-03-24 Elliott Hughes <enh@google.com>
217 * output.cc (Output_file::map_anonymous): Define.
218 (Output_file::map): Use map_anonymous. If the regular mmap fails,
219 try an anonymous one. Report the size if the mmap fails.
220 * output.h (class Output_file): Declare map_anonymous.
222 2009-03-24 Ian Lance Taylor <iant@google.com>
224 * target-select.cc (instantiate_target): Don't acquire the lock if
225 the instantiated_target_ field has already been set.
227 2009-03-23 Ian Lance Taylor <iant@google.com>
229 * gold-threads.h (class Initialize_lock): Define.
230 * gold-threads.cc (class Initialize_lock_once): Define.
231 (initialize_lock_control): New static variable.
232 (initialize_lock_pointer): New static variable.
233 (initialize_lock_once): New static function.
234 (Initialize_lock::Initialize_lock): Define.
235 (Initialize_lock::initialize): Define.
236 * target-select.h: Include "gold-threads.h".
237 (class Target_selector): Add lock_ and initialize_lock_ fields.
238 Don't define instantiate_target, just declare it.
239 * target-select.cc (Target_selector::Target_selector): Initialize
240 new fields.
241 (Target_selector::instantiate_target): Define.
242 * descriptors.h: Include "gold-threads.h".
243 (class Descriptors): Add initialize_lock_ field.
244 * descriptors.cc (Descriptors::Descriptors): Initialize new
245 field.
246 (Descriptors::open): Use initialize_lock_ field
247 * errors.h (class Errors): Add initialize_lock_ field.
248 * errors.cc (Errors::Errors): Initialize new field.
249 (Errors::initialize_lock): Use initialize_lock_ field.
250 * powerpc.cc (class Target_selector_powerpc): Remove
251 instantiated_target_ field. In do_recognize call
252 instantiate_target rather than do_instantiate_target. In
253 do_instantiate_target just allocate a new target.
254 * sparc.cc (class Target_selector_sparc): Likewise.
256 * freebsd.h: New file.
257 * i386.cc: Include "freebsd.h".
258 (Target_i386): Derive from Target_freebsd rather than
259 Sized_target.
260 (Target_selector_i386): Derive from Target_selector_freebsd rather
261 than Target_selector.
262 * x86_64.cc: Include "freebsd.h".
263 (Target_x86_64): Derive from Target_freebsd rather than
264 Sized_target.
265 (Target_selector_x86_64): Derive from Target_selector_freebsd
266 rather than Target_selector.
267 * target.h (class Target): Add adjust_elf_header and
268 do_adjust_elf_header.
269 * output.cc (Output_file_header:: do_sized_write): Call target
270 adjust_elf_header routine.
271 * configure.tgt: Set targ_osabi.
272 * configure.ac: Define GOLD_DEFAULT_OSABI.
273 * parameters.cc (Parameters::default_target): Pass
274 GOLD_DEFAULT_OSABI to select_target.
275 * target-select.h (class Target_selector): Make instantiate_target
276 protected rather than private.
277 * Makefile.am (HFILES): Add freebsd.h.
278 * configure, Makefile.in, config.in: Rebuild.
280 * merge.cc (do_add_input_section): Correct pend value. Change
281 message about last entry not being null terminated from error to
282 warning.
284 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
286 * incremental.cc: New file.
287 * Makefile.am (CCFILES): Add incremental.cc.
288 * Makefile.in: Rebuild.
290 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
292 * layout.cc (Layout::output_section_name): Preserve names
293 of '.note.' sections.
295 2009-03-19 Ian Lance Taylor <iant@google.com>
297 * descriptors.cc (Descriptors::open): Check that the options are
298 valid before using them.
300 2009-03-18 Ian Lance Taylor <iant@google.com>
302 * script-sections.h: Include <list>.
303 (class Script_sections): Change Sections_elements from std::vector
304 to std::list. Typedef public Elements_iterator. Add
305 orphan_section_placement_, data_segment_align_start_, and
306 saw_data_segment_align_ fields. Remove data_segment_align_index_
307 field.
308 * script-sections.cc (class Orphan_section_placement): New class.
309 (class Sections_element): Add virtual functions is_relro and
310 orphan_section_init. Remove virtual function place_orphan_here.
311 (class Output_section_definition): Add is_relro and
312 orphan_section_init. Remove place_orphan_here.
313 (class Orphan_output_section): Likewise.
314 (Script_sections::Script_sections): Update for field changes.
315 (Script_sections::data_segment_align): Set saw_data_segment_align_
316 and data_segment_align_start_, not data_segment_align_index.
317 (Script_sections::data_segment_relro_end): Check
318 saw_data_segment_align_. Use data_segment_align_start_ rather
319 than data_segment_align_index_.
320 (Script_sections::place_orphan): Rewrite to use
321 Orphan_section_placement.
323 2009-03-17 Ian Lance Taylor <iant@google.com>
325 * archive.cc (Archive::add_symbols): Check for a version attached
326 to the symbol name in the archive map.
327 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
328 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
329 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
330 (ver_test_11.a): New target.
331 * testsuite/Makefile.in: Rebuild.
333 * configure.ac: Check for chsize and posix_fallocate. Replace
334 ftruncate.
335 * ftruncate.c: New file, from gnulib.
336 * output.cc (posix_fallocate): Define dummy version if not
337 HAVE_POSIX_FALLOCATE.
338 (Output_file::map): Call posix_fallocate rather than lseek and
339 write.
340 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
341 * configure, Makefile.in, config.in: Rebuild.
343 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
345 * layout.h (Layout::create_note): Add section_name parameter.
346 * layout.cc (Layout::create_note): Likewise.
347 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
349 2009-03-17 Ian Lance Taylor <iant@google.com>
351 * descriptors.cc: Include "options.h".
352 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
353 (Descriptors::open): Always use O_CLOEXEC when opening a new
354 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
355 then set FD_CLOEXEC.
357 * sparc.cc (class Target_sparc): Add has_got_section.
358 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
359 make sure we have a GOT section.
361 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
362 (Target_sparc::Scan::local): Likewise.
363 (Target_sparc::Scan::global): Likewise.
364 (Target_sparc::Relocate::relocate): Likewise.
365 (Target_sparc::Relocate::relocate_tls): Likewise.
367 * symtab.cc (Symbol_table::define_default_version): New function,
368 broken out of add_from_object.
369 (Symbol_table::add_from_object): Call define_default_version.
370 (Symbol_table::define_special_symbol): Add resolve_oldsym
371 parameter. Change all callers. If the version for a symbol comes
372 from a version script, resolve it with the symbol with the same
373 name with no version. Also add the symbol without a version if
374 appropriate.
375 (do_define_in_output_data): If resolving with oldsym, don't delete
376 sym.
377 (do_define_in_output_segment): Likewise.
378 (do_define_as_constant): Likewise.
379 * symtab.h (class Symbol_table): Update declarations.
381 2009-03-13 Ian Lance Taylor <iant@google.com>
383 * readsyms.cc (Read_symbols::incompatible_warning): New function.
384 (Read_symbols::requeue): New function.
385 (Read_symbols::do_read_symbols): If make_elf_object fails because
386 the target type is not configured, and the file was searched for,
387 issue a warning and retry with the next directory.
388 (Add_symbols::run): If the file has an incompatible format, and
389 it was searched for, requeue the Read_symbols task. On error,
390 release the object.
391 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
392 dirindex parameter to constructor. Change all callers. Declare
393 incompatible_warning and requeue.
394 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
395 input_argument_ and input_group_ fields. Add them to
396 constructor. Change all callers.
397 (class Read_script): Add dirindex_ field. Add it to constructor.
398 Change all callers.
399 * archive.cc (Archive::setup): Remove input_objects parameter.
400 Change all callers.
401 (Archive::get_file_and_offset): Likewise.
402 (Archive::read_all_symbols): Likewise.
403 (Archive::read_symbols): Likewise.
404 (Archive::get_elf_object_for_member): Remove input_objects
405 parameter. Add punconfigured parameter. Change all callers.
406 (Archive::add_symbols): Change return type to bool. Check return
407 value of include_member.
408 (Archive::include_all_members): Likewise.
409 (Archive::include_member): Change return type to bool. Return
410 false if first included object has incompatible target. Set
411 included_member_ field.
412 (Add_archive_symbols::run): If add_symbols returns false, requeue
413 Read_symbols task.
414 * archive.h (class Archive): Add included_member_ field.
415 Initialize it in constructor. Add input_file and searched_for
416 methods. Update declarations.
417 (class Add_archive_symbols): Add dirpath_, dirindex_, and
418 input_argument_ fields. Add them to constructor. Change all
419 callers.
420 * script.cc: Include "target-select.h".
421 (class Parser_closure): Add skip_on_incompatible_target_ and
422 found_incompatible_target_ fields. Add
423 skip_on_incompatible_target parameter to constructor. Change all
424 callers. Add methods skip_on_incompatible_target,
425 clear_skip_on_incompatible_target, found_incompatible_target, and
426 set_found_incompatible_target.
427 (read_input_script): Add dirindex parameter. Change all callers.
428 If parser finds an incompatible target, requeue Read_symbols
429 task.
430 (script_set_symbol): Clear skip_on_incompatible_target in
431 closure.
432 (script_add_assertion, script_parse_option): Likewise.
433 (script_start_sections, script_add_phdr): Likewise.
434 (script_check_output_format): New function.
435 * script.h (read_input_script): Update declaration.
436 * script-c.h (script_check_output_format): Declare.
437 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
438 (ignore_cmd): Remove OUTPUT_FORMAT.
439 * fileread.cc (Input_file::Input_file): Add explicit this.
440 (Input_file::will_search_for): New function.
441 (Input_file::open): Add pindex parameter. Change all callers.
442 * fileread.h (class Input_file): Add input_file_argument method.
443 Declare will_search_for. Update declarations.
444 * object.cc (make_elf_object): Add punconfigured parameter.
445 Change all callers.
446 * object.h (class Object): Make input_file public. Add
447 searched_for method.
448 (make_elf_object): Update declaration.
449 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
450 restart search.
451 * dirsearch.h (class Dirsearch): Update declaration.
452 * options.h (class General_options): Add --warn-search-mismatch.
453 * parameters.cc (Parameters::is_compatible_target): New function.
454 * parameters.h (class Parameters): Declare is_compatible_target.
455 * workqueue.cc (Workqueue::add_blocker): New function.
456 * workqueue.h (class Workqueue): Declare add_blocker.
458 * fileread.cc (Input_file::open): Remove options parameter.
459 Change all callers.
460 (Input_file::open_binary): Likewise.
461 * script.cc (read_input_script): Likewise.
462 * readsyms.h (class Read_symbols): Remove options_ field. Remove
463 options parameter from constructor. Change all callers.
464 (class Read_script): Likewise.
465 * fileread.h (class Input_file): Update declarations.
466 * script.h (read_input_script): Update declaration.
468 2009-03-10 Nick Clifton <nickc@redhat.com>
470 * po/es.po: New Spanish translation.
472 2009-03-06 Cary Coutant <ccoutant@google.com>
474 * options.cc (parse_short_option): Keep dash_z from registering itself.
476 2009-03-03 Ian Lance Taylor <iant@google.com>
478 PR 9918
479 * target-reloc.h (relocate_section): Pass output_section to
480 relocate.
481 * i386.cc (Target_i386::should_apply_static_reloc): Add
482 output_section parameter. Change all callers.
483 (Target_i386::Relocate::relocate): Add output_section parameter.
484 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
485 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
486 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
487 * testsuite/two_file_shared.sh: New script.
488 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
489 (check_DATA): Add two_file_shared.dbg.
490 (two_file_shared.dbg): New target.
491 * testsuite/Makefile.in: Rebuild.
493 2009-03-01 Ian Lance Taylor <iant@google.com>
495 * configure.ac: Check for byteswap.h.
496 * configure: Rebuild.
497 * config.in: Rebuild.
499 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
501 * layout.cc (Layout::find_or_add_kept_section): New function.
502 (Layout::add_comdat): Removed.
503 * layout.h (struct Kept_section): Move out of class Layout.
504 Remove trailing underscores from field names. Add group_sections
505 field. Rename group_ field to is_group. Change all uses.
506 (class Layout): Declare find_or_add_kept_section, not add_comdat.
507 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
508 comdat_groups_ field.
509 (Sized_relobj::include_section_group): Use
510 find_or_add_kept_section and Kept_section::group_sections.
511 (Sized_relobj::include_linkonce_section): Likewise.
512 * object.cc (class Sized_relobj): Don't define Comdat_group or
513 Comdat_group_table. Remove find_comdat_group and
514 add_comdat_group. Remove comdat_groups_ field.
515 * plugin.cc (include_comdat_group): Use
516 Layout::find_or_add_kept_section.
518 2009-02-28 Ian Lance Taylor <iant@google.com>
520 * README: --gc-sections and map files are now supported. Document
521 some build requirements.
523 PR 6992
524 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
525 relocatable link set the value of the section symbol to zero.
526 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
527 relocatable link don't include the section address in the local
528 symbol value.
530 2009-02-27 Ian Lance Taylor <iant@google.com>
532 PR 6811
533 * options.h (class Search_directory): Add is_system_directory.
534 (class General_options): Declare is_in_system_directory.
535 * options.cc (get_relative_sysroot): Make static.
536 (get_default_sysroot): Make static.
537 (General_optoins::is_in_system_directory): New function.
538 * fileread.cc (Input_file::is_in_system_directory): New function.
539 * fileread.h (class Input_file): Declare is_in_system_directory.
540 * object.h (class Object): Add is_in_system_directory.
541 (class Input_objects): Remove system_library_directory_ field.
542 * object.cc (Input_objects::add_object): Don't set
543 system_library_directory_.
544 (input_objects::found_in_system_library_directory): Remove.
545 * symtab.cc (Symbol_table::write_globals): Remove input_objects
546 parameter. Change all callers.
547 (Symbol_table::sized_write_globals): Likewise.
548 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
549 Call Object::is_in_system_directory.
550 * symtab.h (class Symbol_table): Update declarations.
552 PR 5990
553 * descriptors.h (Open_descriptor): Add is_on_stack field.
554 * descriptors.cc (Descriptors::open): If the descriptor is on the
555 top of the stack, remove it. Initialize is_on_stack field.
556 (Descriptors::release): Only add pod to stack if it is not on the
557 stack already.
558 (Descriptors::close_some_descriptor): Clear stack_next and
559 is_on_stack fields.
561 PR 7091
562 * output.cc (Output_section::find_starting_output_address): Rename
563 from starting_output_address; add PADDR parameter; change return
564 type.
565 * output.h (class Output_section): Declare
566 find_starting_output_address instead of starting_output_address.
567 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
568 section symbol for which we can't find a merge section.
570 PR 9836
571 * symtab.cc (Symbol_table::add_from_object): If the visibility is
572 hidden or internal, force the symbol to be local.
573 * resolve.cc (Symbol::override_visibility): Define.
574 (Symbol::override_base): Use override_visibility.
575 (Symbol_table::resolve): Likewise.
576 (Symbol::override_base_with_special): Likewise.
577 (Symbol_table::override_with_special): If the visibility is hidden
578 or internal, force the symbol to be local.
579 * symtab.h (class Symbol): Add set_visibility and
580 override_visibility.
581 * testsuite/ver_test_1.sh: New file.
582 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
583 (check_DATA): Add ver_test_1.syms.
584 (ver_test_1.syms): New target.
585 * testsuite/Makefile.in: Rebuild.
587 2009-02-25 Cary Coutant <ccoutant@google.com>
589 * layout.cc (Layout::choose_output_section): Don't rename sections
590 when using a linker script that has a SECTIONS clause.
591 * Makefile.in: Regenerate.
593 * testsuite/Makefile.am (script_test_5.sh): New test case.
594 * testsuite/Makefile.in: Regenerate.
595 * testsuite/script_test_5.cc: New file.
596 * testsuite/script_test_5.sh: New file.
597 * testsuite/script_test_5.t: New file.
599 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
601 * archive.cc (Archive::include_member): Update calls to add_symbols.
602 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
603 the Layout argument.
604 * dynobj.h (do_add_symbols): Add the Layout argument.
605 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
606 Layout argument.
607 * object.h (Object::add_symbols): Add the Layout argument.
608 (Object::do_add_symbols): Add the Layout argument.
609 (Sized_relobj::do_add_symbols): Add the Layout argument.
610 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
611 Unify the two versions.
612 (Add_plugin_symbols): Remove.
613 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
614 (Sized_pluginobj::do_add_symbols): Unify the two versions.
615 (Add_plugin_symbols): Remove.
616 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
617 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
618 (Add_symbols::run): Make it work with Pulginobj.
620 2009-02-06 Ian Lance Taylor <iant@google.com>
622 * object.cc (Sized_relobj::do_layout): Make info message start
623 with lower case letter.
625 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
627 * binary.cc: Fix file comment.
629 * options.h (enum Incremental_disposition): Define.
630 (class General_options): Add new options: --incremental,
631 --incremental_changed, --incremental_unchanged,
632 --incremental_unknown. Add incremental_disposition_ and
633 implicit_incremental_ fields.
634 (General_options::incremental_disposition): New function.
635 (class Position_dependent_options): Add incremental_disposition
636 option.
637 (Position_dependent_options::copy_from_options): Set incremental
638 dispositions.
639 * options.cc (General_options::parse_incremental_changed): New
640 function.
641 (General_options::parse_incremental_unchanged): New function.
642 (General_options::parse_incremental_unknown): New function.
643 (General_options::General_options): Initialize new fields
644 incremental_disposition_ and implicit_incremental_.
645 (General_options::finalize): Check for uasge of --incremental-*
646 without --incremental.
648 2009-02-06 Chris Demetriou <cgd@google.com>
650 * gold.h (gold_undefined_symbol): Change to take only a Symbol
651 pointer and to report location as the file name associated with
652 the symbol.
653 (gold_undefined_symbol_at_location): New function to replace the
654 old gold_undefined_symbol functionality.
655 * target-reloc.h (relocate_section): Update to use
656 gold_undefined_symbol_at_location.
657 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
658 Call gold_undefined_symbol function rather than gold_error.
659 * errors.h (Errors::undefined_symbol): Take location as a
660 string, rather than calculating it from a relocation.
661 * errors.cc (Errors::fatal): Print "fatal error:" before the
662 formatted message.
663 (Errors::error, Errors::error_at_location): Print "error: "
664 before the formatted message.
665 (Errors::undefined_symbol): Take location as a string, rather
666 than calculating it from a relocation.
667 (gold_undefined_symbol_at_location): New function akin to
668 old gold_undefined_symbol, calculates location from relocation.
669 (gold_undefined_symbol): Change to take only a Symbol pointer
670 and to report location as the file name associated with the symbol.
671 * testsuite/debug_msg.sh: Update for changed error messages.
672 * testsuite/undef_symbol.sh: Likewise.
674 2009-02-04 Duncan Sands <baldrick@free.fr>
676 PR 9812
677 * reduced_debug_output.h
678 (Output_reduced_debug_abbrev_section::failed): Use format for
679 gold_warning.
680 (Output_reduced_debug_info_section::faild): Likewise.
682 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
684 * script.cc (Lazy_demangler): New class.
685 (Version_script_info::get_symbol_version_helper): Demangle a
686 symbol only once.
688 2009-01-29 Cary Coutant <ccoutant@google.com>
690 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
691 to __tls_get_addr.
692 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
694 2009-01-28 Ian Lance Taylor <iant@google.com>
696 * version.cc (version_string): Bump to 1.9.
698 * gold.h: Include <cstring> and <stdint.h>.
699 * version.cc: Include <cstdio>.
700 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
701 warning.
702 * reduced_debug_output.cc (insert_into_vector): Rename from
703 Insert_into_vector; change all callers. Use Swap_unaligned to
704 avoid aliasing issue; remove union since it is unnecessary.
706 2009-01-27 Sriraman Tallam <tmsriram@google.com>
708 * Makefile.am (CCFILES): Add gc.cc.
709 (HFILES): Add gc.h.
710 * Makefile.in: Regenerate.
711 * gold.cc (Gc_runner): New class.
712 (queue_initial_tasks): Call garbage collection related tasks
713 when corresponding options are invoked.
714 (queue_middle_gc_tasks): New function.
715 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
716 processed early before laying out sections during garbage collection.
717 * gold.h (queue_middle_gc_tasks): New function.
718 (is_prefix_of): Move from "layout.cc".
719 * i386.cc (Target_i386::gc_process_relocs): New function.
720 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
721 * main.cc (main): Create object of class "Garbage_collection".
722 * object.cc (Relobj::copy_symbols_data): New function.
723 (Relobj::is_section_name_included): New function.
724 (Sized_relobj::do_layout): Allow this function to be called twice
725 during garbage collection and defer layout of section during the
726 first call.
727 * object.h (Relobj::get_symbols_data): New function.
728 (Relobj::is_section_name_included): New function.
729 (Relobj::copy_symbols_data): New function.
730 (Relobj::set_symbols_data): New function.
731 (Relobj::get_relocs_data): New function.
732 (Relobj::set_relocs_data): New function.
733 (Relobj::is_output_section_offset_invalid): New pure virtual function.
734 (Relobj::gc_process_relocs): New function.
735 (Relobj::do_gc_process_relocs): New pure virtual function.
736 (Relobj::sd_): New data member.
737 (Sized_relobj::is_output_section_offset_invalid): New function.
738 (Sized_relobj::do_gc_process_relocs): New function.
739 * options.h (General_options::gc_sections): Modify to not be a no-op.
740 (General_options::print_gc_sections): New option.
741 * plugin.cc (Plugin_finish::run): Remove function call to
742 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
743 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
744 * reloc.cc (Read_relocs::run): Add task to process relocs and
745 determine unreferenced sections when doing garbage collection.
746 (Gc_process_relocs): New class.
747 (Sized_relobj::do_gc_process_relocs): New function.
748 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
749 sections that are garbage collected.
750 * reloc.h (Gc_process_relocs): New class.
751 * sparc.cc (Target_sparc::gc_process_relocs): New function.
752 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
753 symbols whose corresponding sections are garbage collected.
754 (Symbol_table::Symbol_table): Add new parameter for the garbage
755 collection object.
756 (Symbol_table::gc_mark_undef_symbols): New function.
757 (Symbol_table::gc_mark_symbol_for_shlib): New function.
758 (Symbol_table::gc_mark_dyn_syms): New function.
759 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
760 as garbage.
761 (Symbol_table::add_from_object): Likewise.
762 (Symbol_table::add_from_relobj): When building shared objects, do not
763 treat externally visible symbols as garbage.
764 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
765 table information for static and relocatable links.
766 * symtab.h (Symbol_table::set_gc): New function.
767 (Symbol_table::gc): New function.
768 (Symbol_table::gc_mark_undef_symbols): New function.
769 (Symbol_table::gc_mark_symbol_for_shlib): New function.
770 (Symbol_table::gc_mark_dyn_syms): New function.
771 (Symbol_table::gc_): New data member.
772 * target.h (Sized_target::gc_process_relocs): New pure virtual
773 function.
774 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
775 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
777 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
779 * options.h (General_options::gc_sections): Define as a no-op for now.
780 (General_options::no_keep_memory): Ditto.
781 (General_options::Bshareable): Define.
782 * options.cc (General_options::finalize): Honor -Bshareable.
784 2009-01-20 Andreas Schwab <schwab@suse.de>
786 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
787 read the value in the contents, since we don't use it. Use the
788 template endianness when writing.
789 (Relocate::relocate): Use it for R_PPC_REL16_HA.
791 2009-01-19 Andreas Schwab <schwab@suse.de>
793 * configure.tgt (powerpc64-*): Fix targ_obj.
795 2009-01-15 Ian Lance Taylor <iant@google.com>
797 * object.cc (Sized_relobj::write_local_symbols): Don't write out
798 local symbols when stripping all symbols.
800 2009-01-14 Cary Coutant <ccoutant@google.com>
802 * output.cc (Output_reloc): Add explicit instantiations.
804 2009-01-14 Cary Coutant <ccoutant@google.com>
806 * archive.cc (Archive::get_elf_object_for_member): Remove call
807 to File_read::claim_for_plugin.
808 * descriptors.cc (Descriptors::open): Remove reference to
809 is_claimed.
810 (Descriptors::claim_for_plugin): Remove.
811 * descriptors.h (Descriptors::claim_for_plugin): Remove.
812 (Descriptors::is_claimed): Remove.
813 (claim_descriptor_for_plugin): Remove.
814 * fileread.cc (File_read::claim_for_plugin): Remove.
815 * fileread.h (File_read::claim_for_plugin): Remove.
816 (File_read::descriptor): Reopen descriptor if necessary.
817 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
818 (Plugin_manager::all_symbols_read): Add task parameter. Change
819 all callers.
820 (Plugin_manager::get_input_file): New function.
821 (Plugin_manager::release_input_file): New function.
822 (Pluginobj::Pluginobj): Add filesize parameter and initialize
823 corresponding data member.
824 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
825 and pass to base constructor. Change all callers.
826 (get_input_file, release_input_file): New functions.
827 (make_sized_plugin_object): Add filesize parameter. Change all callers.
828 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
829 (Plugin_manager::all_symbols_read): Add task parameter.
830 (Plugin_manager::get_input_file): New function.
831 (Plugin_manager::release_input_file): New function.
832 (Plugin_manager::task_): New data member.
833 (Pluginobj::Pluginobj): Add filesize parameter.
834 (Pluginobj::filename): New function.
835 (Pluginobj::descriptor): New function.
836 (Pluginobj::filesize): New function.
837 (Pluginobj::filesize_): New data member.
838 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
839 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
840 File_read::claim_for_plugin; use Object::unlock to unlock the file.
842 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
843 with archive libraries.
844 * testsuite/Makefile.in: Regenerate.
845 * testsuite/plugin_test.c (struct sym_info): New type.
846 (get_input_file, release_input_file): New static variables.
847 (onload): Capture new transfer vector entries.
848 (claim_file_hook): Stop reading at end of file according to filesize.
849 Factor out parsing of readelf output into separate function.
850 (all_symbols_read_hook): Exercise get_input_file and release_input_file
851 APIs and get the source file name from the symbol table. Convert
852 source file name to corresponding object file name. Print info
853 message when adding new input files.
854 (parse_readelf_line): New function.
855 * testsuite/plugin_test_1.sh: Add checks for new info messages.
856 * testsuite/plugin_test_2.sh: Likewise.
857 * testsuite/plugin_test_3.sh: Likewise.
858 * testsuite/plugin_test_4.sh: New test case.
860 2009-01-07 Ian Lance Taylor <iant@google.com>
862 * version.cc (version_string): Bump to 1.8.
864 2008-12-23 Cary Coutant <ccoutant@google.com>
866 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
867 * plugin.cc (Plugin_manager::finish): Rename as
868 layout_deferred_objects. Move cleanup to separate function.
869 (Plugin_manager::cleanup): New function.
870 (Plugin_finish::run): Call layout_deferred_objects and cleanup
871 separately.
872 * plugin.h (Plugin_manager::finish): Rename as
873 layout_deferred_objects.
874 (Plugin_manager::cleanup): New function.
875 (Plugin_manager::cleanup_done): New field.
877 2008-12-23 Cary Coutant <ccoutant@google.com>
879 * plugin.cc (is_visible_from_outside): New function.
880 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
881 so we don't return "IR only" status for exported symbols or -r links.
883 * testsuite/Makefile.am (plugin_test_3): New test case.
884 * testsuite/Makefile.in: Regenerate.
885 * testsuite/plugin_test_3.sh: New file.
887 2008-12-22 Cary Coutant <ccoutant@google.com>
889 * object.cc (Sized_relobj::layout_section): New function.
890 (Sized_relobj::do_layout): Defer layout of input sections until after
891 plugin has provided replacement files.
892 (Sized_relobj::do_layout_deferred_sections): New function.
893 * object.h (Relobj::set_section_offset): Remove virtual keyword.
894 (Relobj::layout_deferred_sections): New function.
895 (Relobj::do_layout_deferred_sections): New function.
896 (Sized_relobj::do_layout_deferred_sections): New function.
897 (Sized_relobj::layout_section): New function.
898 (Sized_relobj::Deferred_layout): New structure.
899 (Sized_relobj::deferred_layout_): New field.
900 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
901 Change all callers. Layout deferred sections.
902 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
903 references.
904 (Plugin_hook::run): Move code from do_plugin_hook inline.
905 (Plugin_hook::do_plugin_hook): Remove.
906 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
907 (Plugin_manager::finish): Renamed, was cleanup.
908 (Plugin_manager::should_defer_layout): New function.
909 (Plugin_manager::add_deferred_layout_object): New function.
910 (Plugin_manager::Deferred_layout_list): New type.
911 (Plugin_manager::deferred_layout_objects_): New field.
912 (Plugin_hook::do_plugin_hook): Remove.
914 2008-12-17 Ian Lance Taylor <iant@google.com>
916 * options.h (class General_options): Add --no case for
917 --export-dynamic.
919 2008-12-16 Cary Coutant <ccoutant@google.com>
921 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
922 vector.
923 (Plugin_manager::claim_file): Create plugin object even if
924 plugin did not call the add_symbols callback.
925 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
926 asking for more symbols than were added.
927 * testsuite/Makefile.am (plugin_test_1): Add test case with
928 no global symbols.
929 (empty.syms): New target.
930 * testsuite/Makefile.in: Regenerate.
931 * testsuite/plugin_test.c (claim_file_hook): Add new debug
932 message. Don't call add_symbols if no globals.
933 (all_symbols_read_hook): Don't provide replacement for empty
934 claimed file.
936 2008-12-12 Ian Lance Taylor <iant@google.com>
938 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
939 r_type == 0 for a local symbol with r_sym == 0.
940 (scan_relocatable_relocs): Pass r_sym to
941 local_non_section_strategy.
942 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
943 r_sym parameter.
945 * configure.ac: Update test for TLS descriptors: they are
946 supported as of glibc 2.9.
947 * configure: Rebuild.
949 2008-12-11 Ian Lance Taylor <iant@google.com>
951 PR 7091
952 * target-reloc.h (Default_scan_relocatable_relocs): For each
953 function, map r_type == 0 to RELOC_DISCARD.
955 2008-12-10 Cary Coutant <ccoutant@google.com>
957 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
958 object to override a kept COMDAT group from a plugin object.
960 2008-12-09 Ian Lance Taylor <iant@google.com>
962 PR 7088
963 * yyscript.y (file_cmd): Handle INPUT.
965 * testsuite/initpri1.c: Change all declarations to be full
966 prototypes by adding void, to avoid compiler warnings.
968 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
970 * options.cc (General_options::parse_plugin_opt): New.
971 (General_options::add_plugin): The argument now is just the filename.
972 (General_options::add_plugin_option): New.
973 * options.h (plugin_opt): New.
974 (add_plugin): Change argument name.
975 (add_plugin_option): New.
976 * plugin.cc (Plugin::load): Don't parse the plugin option.
977 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
978 (Plugin::add_option): New.
979 (Plugin::args_): Change type.
980 (Plugin::filename_): New.
981 (Plugin_manager::add_plugin_option): New.
982 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
983 * testsuite/Makefile.in: Regenerate.
985 2008-12-05 Cary Coutant <ccoutant@google.com>
987 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
988 Handle --strip-lto-sections option.
989 * options.h (strip_lto_sections): New option.
991 2008-12-01 Cary Coutant <ccoutant@google.com>
993 * plugin.cc (ld_plugin_message): Change format parameter to const.
994 Fix mismatch between new[] and delete.
996 2008-11-14 Cary Coutant <ccoutant@google.com>
998 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
999 instead of -1U.
1001 2008-11-05 Craig Silverstein <csilvers@google.com>
1003 * options.cc (General_options::parse_dynamic_list): New function.
1004 * options.h (General_options): New flags dynamic_list,
1005 dynamic_list_data, dynamic_list_cpp_new, and
1006 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1007 (General_options::in_dynamic_list): New function.
1008 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1009 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1010 (Lex::can_continue_name): Likewise.
1011 (yylex): Likewise.
1012 (read_script_file): New parameter script_options.
1013 (read_dynamic_list): New function.
1014 (Script_options::define_dynamic_list): New function.
1015 (dynamic_list_keyword_parsecodes): New variable.
1016 (dynamic_list_keywords): New variable.
1017 * script.h (Script_options::define_dynamic_list): New function
1018 prototype.
1019 (read_dynamic_list): New function prototype.
1020 * symtab.cc (strprefix): New macro.
1021 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1022 dynamic_list_data, dynamic_list_cpp_new, and
1023 dynamic_list_cpp_typeinfo.
1024 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1025 (dynamic_list_expr): New rule.
1026 (dynamic_list_nodes): Likewise.
1027 (dynamic_list_node): Likewise.
1028 * testsuite/Makefile.am (dynamic_list): New test.
1029 * testsuite/Makefile.in: Regenerated.
1030 * testsuite/dynamic_list.t: New file.
1031 * testsuite/dynamic_list.sh: New file.
1033 2008-11-05 Craig Silverstein <csilvers@google.com>
1035 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1036 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1037 (t11_last): Likewise.
1038 * testsuite/ver_test_6.c (main): Likewise.
1040 2008-10-07 Cary Coutant <ccoutant@google.com>
1042 * options.c (General_options::finalize): Add check for -static and
1043 -shared.
1044 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1045 is not empty.
1047 2008-10-02 Cary Coutant <ccoutant@google.com>
1049 * plugin.cc (make_sized_plugin_object): Fix conditional
1050 compilation to work when not all targets are enabled.
1052 2008-09-29 Cary Coutant <ccoutant@google.com>
1054 * archive.cc (Archive::get_file_and_offset): Use filename instead
1055 of name to get library path.
1056 (Archive::include_member): Unlock external member of a thin archive.
1058 * testsuite/Makefile.am (TEST_AR): New variable.
1059 (thin_archive_test_1): New test.
1060 (thin_archive_test_2): New test.
1061 * testsuite/Makefile.in: Regenerate.
1062 * testsuite/thin_archive_main.cc: New file.
1063 * testsuite/thin_archive_test_1.cc: New file.
1064 * testsuite/thin_archive_test_2.cc: New file.
1065 * testsuite/thin_archive_test_3.cc: New file.
1066 * testsuite/thin_archive_test_4.cc: New file.
1068 2008-09-29 Cary Coutant <ccoutant@google.com>
1070 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1071 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1072 instead of -1U.
1073 (Sized_relobj::do_finalize_local_symbols): Likewise.
1074 (Sized_relobj::map_to_kept_section): Likewise.
1075 * object.h (Sized_relobj::invalid_address): New constant.
1076 (Sized_relobj::do_output_section_offset): Check for invalid_address
1077 and return -1ULL.
1078 * output.cc (Output_reloc::local_section_offset): Use constant
1079 invalid_address instead of -1U.
1080 (Output_reloc::get_address): Likewise.
1081 (Output_section::output_address): Change -1U to -1ULL.
1082 * output.h (Output_reloc::invalid_address): New constant.
1083 * reloc.cc (Sized_relobj::write_sections): Use constant
1084 invalid_address instead of -1U.
1085 (Sized_relobj::relocate_sections): Likewise.
1086 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1087 values for merge sections.
1088 * target-reloc.h (relocate_for_relocatable): Use constant
1089 invalid_address instead of -1U.
1091 2008-09-19 Cary Coutant <ccoutant@google.com>
1093 Add plugin functionality for link-time optimization (LTO).
1094 * configure.ac (plugins): Add --enable-plugins option.
1095 * configure: Regenerate.
1096 * config.in: Regenerate.
1097 * Makefile.am (LIBDL): New variable.
1098 (CCFILES): Add plugin.cc.
1099 (HFILES): Add plugin.h.
1100 (ldadd_var): Add LIBDL.
1101 * Makefile.in: Regenerate.
1103 * archive.cc: Include "plugin.h".
1104 (Archive::setup): Don't preread archive symbols when using a plugin.
1105 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1106 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1107 files.
1108 (Archive::include_member): Add symbols from plugin objects.
1109 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1110 * descriptors.cc (Descriptors::open): Check for file descriptors
1111 abandoned by plugins.
1112 (Descriptors::claim_for_plugin): New function.
1113 * descriptors.h (Descriptors::claim_for_plugin): New function.
1114 (Open_descriptor::is_claimed): New field.
1115 (claim_descriptor_for_plugin): New function.
1116 * fileread.cc (File_read::claim_for_plugin): New function.
1117 * fileread.h (File_read::claim_for_plugin): New function.
1118 (File_read::descriptor): New function.
1119 * gold.cc: Include "plugin.h".
1120 (queue_initial_tasks): Add task to call plugin hooks for generating
1121 new object files.
1122 * main.cc: Include "plugin.h".
1123 (main): Load plugin libraries.
1124 * object.h (Pluginobj): Declare.
1125 (Object::pluginobj): New function.
1126 (Object::do_pluginobj): New function.
1127 (Object::set_target): New function.
1128 * options.cc: Include "plugin.h".
1129 (General_options::parse_plugin): New function.
1130 (General_options::General_options): Initialize plugins_ field.
1131 (General_options::add_plugin): New function.
1132 * options.h (Plugin_manager): Declare.
1133 (General_options): Add --plugin option.
1134 (General_options::has_plugins): New function.
1135 (General_options::plugins): New function.
1136 (General_options::add_plugin): New function.
1137 (General_options::plugins_): New field.
1138 * plugin.cc: New file.
1139 * plugin.h: New file.
1140 * readsyms.cc: Include "plugin.h".
1141 (Read_symbols::do_read_symbols): Check for archive before checking
1142 for ELF file. Call plugin hooks to claim files.
1143 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1144 from a real object file; force override when processing replacement
1145 files.
1146 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1147 (Symbol::init_base_object): Likewise.
1148 (Symbol::init_base_output_data): Likewise.
1149 (Symbol::init_base_output_segment): Likewise.
1150 (Symbol::init_base_constant): Likewise.
1151 (Symbol::init_base_undefined): Likewise.
1152 (Symbol::output_section): Assert that object is not a plugin.
1153 (Symbol_table::add_from_pluginobj): New function.
1154 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1155 undefined.
1156 (Symbol_table::sized_write_globals): Likewise.
1157 (Symbol_table::add_from_pluginobj): Instantiate template.
1158 * symtab.h (Sized_pluginobj): Declare.
1159 (Symbol::in_real_elf): New function.
1160 (Symbol::set_in_real_elf): New function.
1161 (Symbol::in_real_elf_): New field.
1162 (Symbol_table::add_from_pluginobj): New function.
1164 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1165 (LIBDL): New variable.
1166 (LDADD): Add LIBDL.
1167 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1168 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1169 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1170 (MOSTLYCLEANFILES): Likewise.
1171 * testsuite/Makefile.in: Regenerate.
1172 * testsuite/plugin_test.c: New file.
1173 * testsuite/plugin_test_1.sh: New file.
1174 * testsuite/plugin_test_2.sh: New file.
1176 2008-09-16 Ian Lance Taylor <iant@google.com>
1178 * target-reloc.h (relocate_section): Check whether a symbol is
1179 defined by the ABI before reporting an undefined symbol error.
1180 * target.h (Target::is_defined_by_abi): Make parameter const.
1181 (Target::do_is_defined_by_abi): Likewise.
1182 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1183 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1184 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1185 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1186 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1187 * testsuite/Makefile.in: Rebuild.
1189 * fileread.cc (make_view): Add casts to avoid warning.
1191 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1193 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1194 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1196 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
1198 * options.h (General_options::output_is_executable): New.
1199 (General_options::output_is_pie): New.
1200 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1201 for shared libraries.
1202 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1204 2008-09-11 Chris Demetriou <cgd@google.com>
1206 * options.h (origin): New -z option.
1207 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1208 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1209 in DT_FLAGS_1.
1211 2008-09-05 Cary Coutant <ccoutant@google.com>
1213 * fileread.cc (File_read::make_view): Add check for attempt to map
1214 beyond end of file.
1216 2008-09-05 Cary Coutant <ccoutant@google.com>
1218 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1219 explicit instantiations.
1221 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1223 PR gold/6858
1224 * options.cc (General_options::finalize): Allow undefined symbols
1225 in shlibs if linking -shared.
1227 PR gold/6859
1228 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1229 symbols as not needing a dynsym entry.
1231 2008-08-20 Craig Silverstein <csilvers@google.com>
1233 * fileread.cc (File_read::open): Do not lock the file unless it
1234 was successfully opened.
1236 2008-08-14 Cary Coutant <ccoutant@google.com>
1238 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1239 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1240 * testsuite/tls_test.cc (struct int128): 128-bit struct
1241 for testing TLS relocs with non-zero addend.
1242 (v12): New TLS variable.
1243 (t12): New test.
1244 (t_last): Add check for v12.
1245 * testsuite/tls_test.h (t12): New function.
1246 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1248 2008-08-13 Ian Lance Taylor <iant@google.com>
1250 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1251 set tls_segment_ or relro_segment_.
1252 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1253 when appropriate.
1254 * output.h (Output_section::clear_is_relro): New function.
1255 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1256 sections specially even when output_data_ is empty.
1257 (Output_segment::maximum_alignment): When first section is relro,
1258 only force alignment for PT_LOAD segments.
1259 * script.cc (script_data_segment_align): New function.
1260 (script_data_segment_relro_end): New function.
1261 * script-c.h (script_data_segment_align): Declare.
1262 (script_data_segment_relro_end): Declare.
1263 * script-sections.h (class Script_sections): Declare
1264 data_segment_align and data_segment_relro_end. Add fields
1265 segment_align_index_ and saw_relro_end_.
1266 * script-sections.cc (class Sections_element): Add set_is_relro
1267 virtual function. Add new bool* parameter to place_orphan_here.
1268 Add get_output_section virtual function.
1269 (class Output_section_definition): Add set_is_relro. Add new
1270 bool* parameter to place_orphan_here. Add get_output_section.
1271 Add is_relro_ field.
1272 (Output_section_definition::Output_section_definition): Initialize
1273 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1274 and is_relro_ fields.
1275 (Output_section_definition::place_orphan_here): Add is_relro
1276 parameter.
1277 (Output_section_definition::set_section_addresses): Set relro for
1278 output section.
1279 (Output_section_definition::alternate_constraint): Likewise.
1280 (class Orphan_output_section): Add new bool* parameter to
1281 place_orphan_here. Add get_output_section.
1282 (Orphan_output_section::place_orphan_here): Add is_relro
1283 parameter.
1284 (Script_sections::Script_sections): Initialize
1285 data_segment_align_index_ and saw_relro_end_.
1286 (Script_sections::data_segment_align): New function.
1287 (Script_sections::data_segment_relro_end): New function.
1288 (Script_sections::place_orphan): Set or clear is_relro.
1289 (Script_sections::set_section_addresses): Force alignment of first
1290 TLS section.
1291 * yyscript.y (exp): Call script_data_segment_align and
1292 script_data_segment_relro_end.
1293 * testsuite/relro_script_test.t: New file.
1294 * testsuite/relro_test.cc (using_script): Declare.
1295 (t1, t2): Test using_script.
1296 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1297 (relro_script_test_SOURCES): Define.
1298 (relro_script_test_DEPENDENCIES): Define.
1299 (relro_script_test_LDFLAGS): Define.
1300 (relro_script_test_LDADD): Define.
1301 (relro_script_test.so): New target.
1302 * testsuite/Makefile.in: Rebuild.
1304 2008-08-06 Cary Coutant <ccoutant@google.com>
1306 * archive.cc (Archive::total_archives, Archive::total_members)
1307 (Archive::total_members_loaded): New variables.
1308 (Archive::setup): Add parameter. Add option to preread
1309 archive symbols.
1310 (Archive::read_armap): Add counter.
1311 (Archive::get_file_and_offset): New function.
1312 (Archive::get_elf_object_for_member): New function.
1313 (Archive::read_all_symbols): New function.
1314 (Archive::read_symbols): New function.
1315 (Archive::add_symbols): Add counters.
1316 (Archive::include_all_members): Use armap to find members if it's
1317 already built.
1318 (Archive::include_member): Skip reading symbols if already read.
1319 Factored code into Archive::get_file_and_offset and
1320 Archive::get_elf_object_for_member. Changed call to
1321 Mapfile::report_include_archive_member.
1322 (Archive::print_stats): New function.
1323 * archive.h: Declare Object and Read_symbols_data classes.
1324 (Archive::Archive): Add initializers for new members.
1325 (Archive::setup): Add parameter.
1326 (Archive::print_stats): New function.
1327 (Archive::total_archives, Archive::total_members)
1328 (Archive::total_members_loaded): New variables.
1329 (Archive::get_file_and_offset): New function.
1330 (Archive::get_elf_object_for_member): New function.
1331 (Archive::read_all_symbols): New function.
1332 (Archive::read_symbols): New function.
1333 (Archive::Archive_member): New class.
1334 (Archive::members_): New member.
1335 (Archive::num_members_): New member.
1336 * main.cc: Include archive.h.
1337 (main): Call Archive::print_stats.
1338 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1339 archive parameter; member_name is now the fully-decorated name.
1340 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1341 * options.h: (General_options): Add --preread-archive-symbols option.
1342 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1343 Archive::setup.
1345 2008-08-04 Ian Lance Taylor <iant@google.com>
1347 * symtab.h (Symbol::use_plt_offset): New function.
1348 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1349 * powerpc.cc (Relocate::relocate): Likewise.
1350 * sparc.cc (Relocate::relocate): Likewise.
1351 * x86_64.cc (Relocate::relocate): Likewise.
1352 * testsuite/weak_plt.sh: New test.
1353 * testsuite/weak_plt_main.cc: New test.
1354 * testsuite/weak_plt_shared.cc: New test.
1355 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1356 (check_PROGRAMS): Add weak_plt.
1357 (check_DATA): Add weak_plt_shared.so.
1358 (weak_plt_main_pic.o, weak_plt): New targets.
1359 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1360 * testsuite/Makefile.in: Rebuild.
1362 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1363 gcctestdir/ld.
1364 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1365 * testsuite/Makefile.in: Rebuild.
1367 2008-08-04 Alan Modra <amodra@bigpond.net.au>
1369 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1370 * Makefile.in: Regenerate.
1371 * po/POTFILES.in: Regenerate.
1373 2008-07-29 Ian Lance Taylor <iant@google.com>
1375 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1376 symbols before other symbols.
1377 * testsuite/script_test_2.cc (test_addr): Declare.
1378 (test_addr_alias): Declare.
1379 (main): Check that test_addr and test_addr_alias have the right
1380 values.
1381 * testsuite/script_test_2.t: Define test_addr_alias and
1382 test_addr.
1384 2008-07-24 Ian Lance Taylor <iant@google.com>
1386 PR 5990
1387 * descriptors.cc: New file.
1388 * descriptors.h: New file.
1389 * gold-threads.h (class Hold_optional_lock): New class.
1390 * fileread.cc: Include "descriptors.h".
1391 (File_read::~File_read): Release descriptor rather than closing
1392 it.
1393 (File_read::open) [file]: Call open_descriptor rather than open.
1394 Set is_descriptor_opened_.
1395 (File_read::open) [memory]: Assert that descriptor is not open.
1396 (File_read::reopen_descriptor): New function.
1397 (File_read::release): Release descriptor.
1398 (File_read::do_read): Make non-const. Reopen descriptor.
1399 (File_read::read): Make non-const.
1400 (File_read::make_view): Reopen descriptor.
1401 (File_read::do_readv): Likewise.
1402 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1403 Update declarations.
1404 * layout.cc: Include "descriptors.h".
1405 (Layout::create_build_id): Use open_descriptor rather than open.
1406 * output.cc: Include "descriptors.h".
1407 (Output_file::open): Use open_descriptor rather than open.
1408 * archive.cc (Archive::const_iterator): Change Archive to be
1409 non-const.
1410 (Archive::begin, Archive::end): Make non-const.
1411 (Archive::count_members): Likewise.
1412 * archive.h (class Archive): Update declarations.
1413 * object.h (Object::read): Make non-const.
1414 * Makefile.am (CCFILES): Add descriptors.cc.
1415 (HFILES): Add descriptors.h.
1416 * Makefile.in: Rebuild.
1418 PR 6716
1419 * gold.h: Always include <clocale>. Add Solaris workarounds
1420 following code in binutils/sysdep.h.
1422 PR 6048
1423 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1424 this->eh_frame_hdr_ is NULL before using it.
1426 * dynobj.cc (Versions::Versions): Update comment.
1428 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1429 the base version name.
1431 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1432 array size plus one.
1433 (Stringpool_template::set_string_offsets): Subtract one from key
1434 before using it as an array index.
1435 (Stringpool_template::get_offset_with_length): Likewise.
1436 (Stringpool_template::write_to_buffer): Likewise.
1437 * stringpool.h (Stringpool_template::get_offset_from_key):
1438 Likewise.
1440 2008-07-23 Ian Lance Taylor <iant@google.com>
1442 PR 6658
1443 * object.h (Merged_symbol_value::value): Do our best to handle a
1444 negative addend.
1446 PR 6647
1447 * script.cc (Version_script_info::get_versions): Don't add empty
1448 version tag to return value.
1449 (Version_script_info::get_symbol_version_helper): Change return
1450 type to bool. Add pversion parameter. Change all callers.
1451 (script_register_vers_node): Don't require a non-NULL tag.
1452 * script.h (class Version_script_info): Update declarations.
1453 (Version_script_info::get_symbol_version): Change return type to
1454 bool. Add version parameter. Change all callers.
1455 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1456 handling. Handle an empty version from a version script.
1457 (Symbol_table::define_special_symbol): Likewise.
1458 * testsuite/ver_test_10.script: New file.
1459 * testsuite/ver_test_10.sh: New file.
1460 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1461 (check_DATA): Add ver_test_10.syms.
1462 (ver_test_10.syms, ver_test_10.so): New target.
1463 * testsuite/Makefile.in: Rebuild.
1465 2008-07-23 Simon Baldwin <simonb@google.com>
1467 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1468 to zero for undefined symbols from dynamic libraries.
1470 2008-07-23 Ian Lance Taylor <iant@google.com>
1472 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1473 Change all callers.
1474 * symtab.h (class Symbol_table): Update declaration.
1475 * testsuite/ver_test_9.cc: New file.
1476 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1477 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1478 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1479 (ver_test_9.so, ver_test_9.o): New targets.
1480 * testsuite/Makefile.in: Rebuild.
1482 2008-07-22 Ian Lance Taylor <iant@google.com>
1484 * options.h (class General_options): Define --check-sections.
1485 * layout.cc (Layout::set_segment_offsets): Handle
1486 --check-sections.
1488 * options.h (class General_options): Define -n/--nmagic and
1489 -N/--omagic.
1490 * options.cc (General_options::finalize): For -n/--nmagic or
1491 -N/--omagic, set -static.
1492 * layout.cc (Layout::attach_allocated_section_to_segment): If
1493 -N/--omagic, don't put read-only and read-write sections in
1494 different segments.
1495 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1496 finding a read-only segment.
1497 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1498 don't set the minimum segment alignment to the common page size,
1499 and don't set the file offset to the address modulo the page size.
1500 * script-sections.cc (Script_sections::create_segments): If
1501 -n/--omagic, don't put read-only and read-write sections in
1502 different segments.
1504 * cref.cc: New file.
1505 * cref.h: New file.
1506 * options.h (class General_options): Add --print-symbol-counts.
1507 * main.cc (main): Issue defined symbol report if requested.
1508 * archive.cc (Archive::interpret_header): Make into a const member
1509 function.
1510 (Archive::add_symbols): Call Input_objects::archive_start and
1511 archive_stop.
1512 (Archive::const_iterator): Define new class.
1513 (Archive::begin, Archive::end): New functions.
1514 (Archive::include_all_members): Rewrite to use iterator.
1515 (Archive::count_members): New function.
1516 * archive.h (class Archive): Update declarations.
1517 (Archive::filename): New function.
1518 * object.cc: Include "cref.h".
1519 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1520 (Sized_relobj::do_get_global_symbol_counts): New function.
1521 (Input_objects::add_object): Add object to cross-referencer.
1522 (Input_objects::archive_start): New function.
1523 (Input_objects::archive_stop): New function.
1524 (Input_objects::print_symbol_counts): New function.
1525 * object.h: Declare Cref and Archive.
1526 (Object::get_global_symbol_counts): New function.
1527 (Object::do_get_global_symbol_counts): New pure virtual function.
1528 (class Sized_relobj): Add defined_count_ field. Update
1529 declarations.
1530 (class Input_objects): Add cref_ field. Update constructor.
1531 Update declarations.
1532 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1533 defined_count_.
1534 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1535 symbol counts.
1536 (Sized_dynobj::do_get_global_symbol_counts): New function.
1537 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1538 defined_count_. Update declarations. Define Symbols typedef.
1539 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1540 parameter. Change all callers.
1541 (Symbol_table::add_from_dynobj): Add sympointers and defined
1542 parameters. Change all callers.
1543 * symtab.h (class Symbol_table): Update declarations.
1544 * Makefile.am (CCFILES): Add cref.cc.
1545 (HFILES): Add cref.h.
1546 * Makefile.in: Rebuild.
1548 2008-07-22 Simon Baldwin <simonb@google.com>
1550 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1551 to zero when writing undefined symbols.
1553 2008-07-22 Ian Lance Taylor <iant@google.com>
1555 * output.cc (Output_section::add_input_section): Don't try to
1556 merge empty merge sections.
1558 2008-07-21 Craig Silverstein <csilvers@google.com>
1560 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1561 Include symbol version in error message.
1563 2008-07-20 Chris Demetriou <cgd@google.com>
1565 * configure.ac (gold_cv_c_random_seed): New configured variable.
1566 (RANDOM_SEED_CFLAGS): New substituted variable.
1567 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1568 * configure: Rebuild.
1569 * Makefile.in: Likewise.
1570 * testsuite/Makefile.in: Likewise.
1572 2008-07-18 Ian Lance Taylor <iant@google.com>
1574 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1575 where we see NAME/NULL and NAME/VERSION as separate symbols.
1576 * testsuite/ver_test_main.cc (main): Call t4.
1577 (t4, t4_2a): Define.
1578 * testsuite/ver_test_2.cc (t4_2): Define.
1579 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1580 * testsuite/ver_test_4.cc (t4_2a): Define.
1581 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1582 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1584 2008-07-17 Ian Lance Taylor <iant@google.com>
1586 * dynobj.cc (Versions::add_def): If we give an error about a
1587 missing version, go ahead and create the version anyhow.
1589 2008-07-10 Ian Lance Taylor <iant@google.com>
1591 Handle output sections with more than 0x7fffffff bytes.
1592 * object.h (class Relobj): Change map_to_output_ to
1593 output_sections_, and just keep a section pointer. Change all
1594 uses. Move comdat group support to Sized_relobj.
1595 (Relobj::is_section_specially_mapped): Remove.
1596 (Relobj::output_section): Remove poff parameter. Change all
1597 callers.
1598 (Relobj::output_section_offset): New function.
1599 (Relobj::set_section_offset): Rewrite.
1600 (Relobj::map_to_output): Remove.
1601 (Relobj::output_sections): New function.
1602 (Relobj::do_output_section_offset): New pure virtual function.
1603 (Relobj::do_set_section_offset): Likewise.
1604 (class Sized_relobj): Add section_offsets_ field. Add comdat
1605 group support from Relobj. Update declarations.
1606 (Sized_relobj::get_output_section_offset): New function.
1607 (Sized_relobj::do_output_section_offset): New function.
1608 (Sized_relobj::do_set_section_offset): New function.
1609 * object.cc (Relobj::output_section_address): Remove.
1610 (Sized_relobj::Sized_relobj): Initialize new fields.
1611 (Sized_relobj::include_section_group): Cast find_kept_object to
1612 Sized_relobj.
1613 (Sized_relobj::include_linkonce_section): Likewise.
1614 (Sized_relobj::do_layout): Use separate arrays for output section
1615 and output offset.
1616 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1617 output_sections.
1618 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1619 output_sections and section_offsets.
1620 (Sized_relobj::write_local_symbols): Likewise.
1621 (map_to_kept_section): Compute output address directly.
1622 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1623 output_sections and section_offsets.
1624 (Sized_relobj::write_sections): Likewise.
1625 (Sized_relobj::relocate_sections): Likewise.
1626 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1627 * output.h (class Output_reloc): Update declarations. Change
1628 u2_.relobj to Sized_relobj*.
1629 (class Output_data_reloc): Change add functions to use
1630 Sized_relobj*.
1631 * output.cc (Output_reloc::Output_reloc): Change relobj to
1632 Sized_relobj*.
1633 (Output_reloc::local_section_offset): Change return type to
1634 Elf_Addr. Use get_output_section_offset.
1635 (Output_reloc::get_address): Likewise.
1636 (Output_section::is_input_address_mapped): Don't call
1637 is_section_specially_mapped.
1638 (Output_section::output_offset): Likewise.
1639 (Output_section::output_address): Likewise.
1640 (Output_section::starting_output_address): Likewise.
1641 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1642 parameter to Sized_relobj*.
1643 (Copy_relocs::need_copy_reloc): Likewise.
1644 (Copy_relocs::save): Likewise.
1645 * copy-relocs.h (class Copy_relocs): Update declarations.
1646 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1647 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1648 * target-reloc.h (relocate_for_relocatable): Change
1649 offset_in_output_section type to Elf_Addr. Change code that uses
1650 it as well.
1651 * layout.cc (Layout::layout): Always set *off.
1652 * mapfile.cc (Mapfile::print_input_section): Use
1653 output_section_offset.
1654 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1655 Sized_relobj*.
1656 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1657 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1658 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1660 2008-07-03 Ian Lance Taylor <iant@google.com>
1662 * layout.cc (Layout::include_section): Do not discard unrecognized
1663 SHT_STRTAB sections.
1665 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1667 * script.cc (Lex::can_continue_name): Make '?' allowable in
1668 version-script names.
1669 * testsuite/version_script.map: Change glob pattern to use '?'
1671 2008-06-30 Manish Singh <yosh@gimp.org>
1673 PR 6585
1674 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1675 Correct typo.
1677 2008-06-30 Ian Lance Taylor <iant@google.com>
1679 PR 6660
1680 PR 6682
1681 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1682 versions]: Don't try to read the value in the contents, since we
1683 don't use it. Use the template endianness when writing.
1685 2008-06-25 Cary Coutant <ccoutant@google.com>
1687 * fileread.cc (File_read::make_view): Assert on zero-length view.
1688 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1689 symbol table when there are no symbols to read.
1691 2008-06-23 Craig Silverstein <csilvers@google.com>
1693 * version.cc (version_string): Bump to 1.7
1695 2008-06-18 Craig Silverstein <csilvers@google.com>
1697 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1698 constant 0xFFFF to type Valtype.
1699 (Powerpc_relocate_functions::rel16_ha): Likewise.
1701 2008-06-17 Ian Lance Taylor <iant@google.com>
1703 * output.h (Output_section::Input_section): Initialize p2align_ to
1704 zero for Output_section_data constructors.
1705 (Output_section::Input_section::addralign): If not an input
1706 section, return the alignment of the Output_section_data.
1707 * testsuite/copy_test.cc: New file.
1708 * testsuite/copy_test_1.cc: New file.
1709 * testsuite/copy_test_2.cc: New file.
1710 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1711 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1712 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1713 (copy_test_1_pic.o, copy_test_1.so): New targets.
1714 (copy_test_2_pic.o, copy_test_2.so): New targets.
1715 * testsuite/Makefile.in: Rebuild.
1717 * script-sections.cc (Script_sections::place_orphan): Initialize
1718 local variable exact.
1720 2008-06-13 David Edelsohn <edelsohn@gnu.org>
1722 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1724 2008-06-12 David Edelsohn <edelsohn@gnu.org>
1725 David S. Miller <davem@davemloft.net>
1727 * powerpc.cc: New file.
1728 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1729 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1730 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1731 * Makefile.in: Rebuild.
1733 2008-06-09 Ian Lance Taylor <iant@google.com>
1735 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1736 <exception>.
1737 (throwing, orig_terminate): New static variables.
1738 (terminate_handler): New static function.
1739 (t2): Set terminate handler.
1741 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1743 PR 6584
1744 * binary.cc (Binary_to_elf::sized_convert): Fix .data
1745 alignment.
1747 2008-05-30 Cary Coutant <ccoutant@google.com>
1749 * archive.cc (Archive::include_all_members) Correct to step
1750 over symbol table and extended name table in thin archives.
1752 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1754 PR 6407
1755 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1756 calculation.
1758 2008-05-28 Caleb Howe <cshowe@google.com>
1760 * reduced_debug_output.cc: New file.
1761 * reduced_debug_output.h: New file.
1762 * options.h (class General_options): Add --strip-debug-non-line.
1763 * options.cc (General_options::finalize): Add strip_debug_non_line
1764 to the strip heirarchy.
1765 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1766 fields.
1767 * layout.cc: Include "reduced_debug_output.h".
1768 (Layout::Layout): Initialize new fields.
1769 (line_only_debug_sections): New static array.
1770 (is_lines_only_debug_sections): New static inline function.
1771 (Layout::include_section): Handle --strip-debug-non-line.
1772 (Layout::make_output_section): If --strip-debug-non-line, build
1773 new output sections for .debug_abbrev and .debug_info.
1774 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1775 gold. Warn about possible overflow.
1776 (read_signed_LEB_128): Likewise.
1777 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1778 (read_signed_LEB_128): Declare.
1779 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1780 (HFILES): Add reduced_debug_output.h.
1781 * Makefile.in: Rebuild.
1783 2008-05-21 Ian Lance Taylor <iant@google.com>
1785 * mapfile.cc: New file.
1786 * mapfile.h: New file.
1787 * options.h (class General_options): Add -M/--print-map and -Map.
1788 * options.cc (General_options::finalize): Make -M equivalent to
1789 -Map -.
1790 * main.cc: Include <cstdio> and "mapfile.h".
1791 (main): Open mapfile if requested.
1792 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1793 constructor. Change caller.
1794 (queue_initial_tasks): Add mapfile parameter. Change caller.
1795 (queue_middle_tasks): Likewise.
1796 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1797 declarations.
1798 * archive.cc: Include "mapfile.h".
1799 (Archive::add_symbols): Add mapfile parameter. Change all
1800 callers. Pass mapfile, symbol, and reason to include_member.
1801 (Archive::include_all_members): Add mapfile parameter. Change all
1802 callers.
1803 (Archive::include_member): Add mapfile, sym, and why parameters.
1804 Change all callers. Report inclusion to map file.
1805 * archive.h: Include "fileread.h".
1806 (class Archive): Update declarations.
1807 (Archive::file): New const method.
1808 (class Add_archive_symbols): Add mapfile_ field. Update
1809 constructor. Change all callers.
1810 * readsyms.h (class Read_symbols): Likewise.
1811 (class Finish_group): Likewise.
1812 (class Read_script): Likewise.
1813 * common.cc: Include "mapfile.h".
1814 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1815 all callers.
1816 (Symbol_table::do_allocate_commons): Likewise.
1817 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1818 symbol allocation to mapfile.
1819 * common.h (class Allocate_commons_task): Add mapfile_ field.
1820 Update constructor. Change all callers.
1821 * symtab.h (class Symbol_table): Update declarations.
1822 * layout.cc: Include "mapfile.h".
1823 (Layout_task_runner::run): Print information to mapfile.
1824 (Layout::create_gold_note): Change Output_data_fixed_space to
1825 Output_data_zero_fill.
1826 (Layout::create_build_id): Likewise.
1827 (Layout::print_to_mapfile): New function.
1828 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1829 constructor. Change caller.
1830 (class Layout): Declare print_to_mapfile.
1831 * output.cc (Output_section::Input_section::print_to_mapfile): New
1832 function.
1833 (Output_section::add_input_section): If producing a map, always
1834 add to input_sections_ list.
1835 (Output_section::do_print_to_mapfile): New function.
1836 (Output_segment::print_sections_to_mapfile): New function.
1837 (Output_segment::print_section_list_to_mapfile): New function.
1838 * output.h: Include "mapfile.h".
1839 (Output_data::print_to_mapfile): New function.
1840 (Output_data::do_print_to_mapfile): New virtual function.
1841 (Output_segment_headers::do_print_to_mapfile): New function.
1842 (Output_file_header::do_print_to_mapfile): New function.
1843 (Output_data_const::do_print_to_mapfile): New function.
1844 (class Output_data_const_buffer): Add map_name_ field. Update
1845 constructor. Change all callers. Add do_print_to_mapfile
1846 function.
1847 (class Output_data_fixed_space): Likewise.
1848 (class Output_data_space): Likewise.
1849 (class Output_data_zero_fill): New class.
1850 (Output_data_strtab::do_print_to_mapfile): New function.
1851 (Output_data_reloc_base::do_print_to_mapfile): New function.
1852 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1853 (Output_data_group::do_print_to_mapfile): New function.
1854 (Output_data_got::do_print_to_mapfile): New function.
1855 (Output_data_dynamic::do_print_to_mapfile): New function.
1856 (Output_symtab_xindex::do_print_to_mapfile): New function.
1857 (class Output_section): Declare do_print_to_mapflie. Declare
1858 print_to_mapfile in Input_section.
1859 (class Output_segment): Declare new functions.
1860 * object.h (Sized_relobj::symbol_count): New function.
1861 * script-sections.cc
1862 (Output_section_element_dot_assignment::set_section_addresses):
1863 Change Output_data_fixed_space to Output_data_zero_fill.
1864 (Output_data_expression::do_print_to_mapfile): New function.
1865 * script.cc (read_input_script): Add mapfile parameter. Change
1866 all callers.
1867 * script.h (read_input_script): Update declaration.
1868 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1869 (Eh_frame::do_print_to_mapfile): New function.
1870 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1871 (Output_merge_string::do_print_to_mapfile): New function.
1872 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1873 function.
1874 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1875 function.
1876 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1877 function.
1878 * Makefile.am (CCFILES): Add mapfile.cc.
1879 (HFILES): Add mapfile.h.
1880 * Makefile.in: Rebuild.
1882 2008-05-19 Ian Lance Taylor <iant@google.com>
1884 * options.h (class General_options): Add -z relro.
1885 * layout.cc (Layout::Layout): Initialize relro_segment_.
1886 (Layout::add_output_section_data): Return the output section.
1887 (Layout::make_output_section): Rcognize relro sections and mark
1888 them appropriately.
1889 (Layout::attach_allocated_section_to_segment): Put relro sections
1890 in a PT_GNU_RELRO segment.
1891 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1892 section as relro.
1893 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1894 PT_TLS segments.
1895 (Layout::linkonce_mapping): Map d.rel.ro.local to
1896 .data.rel.ro.local.
1897 (Layout::output_section_name): Us .data.rel.ro.local for any
1898 section which begins with that.
1899 * layout.h (class Layout): Update add_output_section_data
1900 declaration. Add relro_segment_ field.
1901 * output.cc (Output_section::Output_section): Initialize is_relro_
1902 and is_relro_local_ fields.
1903 (Output_segment::add_output_section): Group relro sections.
1904 (Output_segment::is_first_section_relro): New function.
1905 (Output_segment::maximum_alignment): If there is a relro section,
1906 align the segment to the common page size.
1907 (Output_segment::set_section_addresses): Track whether we are
1908 looking at relro sections. If the last section is a relro
1909 section, align to the common page size.
1910 (Output_segment::set_section_list_addresses): Add in_relro
1911 parameter. Change all callers. Align to the page size when
1912 moving from relro to non-relro section.
1913 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1914 segment.
1915 * output.h (class Output_section): Add is_relro_ and
1916 is_relro_local_ fields.
1917 (Output_section::is_relro): New function.
1918 (Output_section::set_is_relro): New function.
1919 (Output_section::is_relro_local): New function.
1920 (Output_section::set_is_relro_local): New function.
1921 (class Output_segment): Update declarations.
1922 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1923 * sparc.cc (Target_sparc::got_section): Likewise.
1924 * x86_64.cc (Target_x86_64::got_section): Likewise.
1925 * testsuite/relro_test_main.cc: New file.
1926 * testsuite/relro_test.cc: New file.
1927 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1928 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1929 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1930 (relro_test.so, relro_test_pic.o): New targets.
1931 * testsuite/Makefile.in: Rebuild.
1933 2008-05-16 Ian Lance Taylor <iant@google.com>
1935 * output.cc (Output_segment::add_output_section): Remove front
1936 parameter.
1937 * output.h (class Output_segment): Remove
1938 add_initial_output_section and overloaded add_output_section.
1939 Update declaration of remaining add_output_section.
1940 * layout.cc (Layout::create_interp): Call add_output_section
1941 rather than add_initial_output_section.
1942 (Layout::finish_dynamic_section): Likewise.
1944 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1945 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1946 know the dynamic type.
1947 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1948 field. Initialize it in constructor.
1949 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1950 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1951 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1952 reloc.
1954 * output.cc (Output_reloc::get_address): Change return type to
1955 Elf_Addr.
1956 * output.h (class Output_reloc): Update get_address declaration.
1957 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1958 for section addresses.
1960 2008-05-09 Ian Lance Taylor <iant@google.com>
1962 PR 6493
1963 * gold.cc (gold_nomem): Use return value of write.
1965 2008-05-08 Ian Lance Taylor <iant@google.com>
1967 * symtab.c (Symbol::init_base_output_data): Add version
1968 parameter. Change all callers.
1969 (Symbol::init_base_output_segment): Likewise.
1970 (Symbol::init_base_constant): Likewise.
1971 (Symbol::init_base_undefined): Likewise.
1972 (Sized_symbol::init_output_data): Likewise.
1973 (Sized_symbol::init_output_segment): Likewise.
1974 (Sized_symbol::init_constant): Likewise.
1975 (Sized_symbol::init_undefined): Likewise.
1976 (Symbol_table::do_define_in_output_data): If the new symbol has a
1977 version, mark it as the default.
1978 (Symbol_table::do_define_in_output_segment): Likewise.
1979 (Symbol_table::do_define_as_constant): Likewise.
1980 * symtab.h (class Symbol): Update declarations.
1981 (class Sized_symbol): Likewise.
1982 * resolve.cc (Symbol::override_version): New function.
1983 (Symbol::override_base): Call override_version.
1984 (Symbol::override_base_with_special): Likewise.
1985 * testsuite/ver_script_8.script: New file.
1986 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1987 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1988 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1989 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1991 2008-05-06 Ian Lance Taylor <iant@google.com>
1993 PR 6049
1994 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1995 functions.
1996 (class General_options): Remove existing --undefined, and add
1997 --no-undefined instead. Add new --undefined as synonym for -u.
1998 * archive.cc (Archive::add_symbols): Check whether symbol was
1999 named with -u.
2000 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2001 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2002 all uses. Add IS_UNDEFINED. Update declarations to split
2003 different versions of init_base. Declare init_base_undefined.
2004 (Symbol::is_defined): Handle IS_UNDEFINED.
2005 (Symbol::is_undefined): Likewise.
2006 (Symbol::is_weak_undefined): Call is_undefined.
2007 (Symbol::is_absolute): Handle IS_CONSTANT.
2008 (class Sized_symbol): Update declarations to split different
2009 versions of init. Declare init_undefined.
2010 (class Symbol_table): Declare new functions.
2011 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2012 Change all callers.
2013 (Symbol::init_base_output_data): Likewise.
2014 (Symbol::init_base_output_segment): Likewise.
2015 (Symbol::init_base_constant): Likewise.
2016 (Symbol::init_base_undefined): New function.
2017 (Sized_symbol::init_object): Rename from init. Change all
2018 callers.
2019 (Sized_symbol::init_output_data): Likewise.
2020 (Sized_symbol::init_output_segment): Likewise.
2021 (Sized_symbol::init_constant): Likewise.
2022 (Sized_symbol::init_undefined): New function.
2023 (Symbol_table::add_undefined_symbols_from_command_line): New
2024 function.
2025 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2026 function.
2027 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2028 (Symbol::output_section): Likewise.
2029 (Symbol::set_output_section): Likewise.
2030 (Symbol_table::sized_finalize_symbol): Likewise.
2031 (Symbol_table::sized_write_globals): Likewise.
2032 * resolve.cc (Symbol_table::should_override): Likewise.
2033 (Symbol::override_base_with_special): Likewise.
2035 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2036 symbol, change it to have default visibility.
2037 * testsuite/protected_1.cc: New file.
2038 * testsuite/protected_2.cc: New file.
2039 * testsuite/protected_3.cc: New file.
2040 * testsuite/protected_main_1.cc: New file.
2041 * testsuite/protected_main_2.cc: New file.
2042 * testsuite/protected_main_3.cc: New file.
2043 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2044 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2045 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2046 (protected_1.so): New target.
2047 (protected_1_pic.o, protected_2_pic.o): New targets.
2048 (protected_3_pic.o): New target.
2049 (check_PROGRAMS): Add protected_2.
2050 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2051 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2052 * testsuite/Makefile.in: Rebuild.
2054 * options.h (DEFINE_var): Add set_user_set_##varname__.
2055 (DEFINE_bool_alias): New macro.
2056 (class General_options): Define -Bstatic using DEFINE_bool_alias
2057 rather than DEFINE_special. Add --undefined as an alias for -z
2058 defs.
2059 * options.cc (General_options::parse_Bstatic): Remove.
2061 * options.h (class General_options): Add --fatal-warnings.
2062 * main.cc (main): Implement --fatal-warnings.
2063 * errors.h (Errors::warning_count): New function.
2065 * options.h (class General_options): Add -Bsymbolic-functions.
2066 * symtab.h (Symbol::is_preemptible): Check for
2067 -Bsymbolic-functions.
2069 2008-05-05 Ian Lance Taylor <iant@google.com>
2071 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2072 as noVARNAME rather than no-VARNAME.
2073 (class General_options): Add option -z combreloc.
2074 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2075 get_address.
2076 (Output_reloc::sort_before) [SHT_REL]: New function.
2077 (Output_reloc::sort_before) [SHT_RELA]: New function.
2078 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2079 Sort_relocs_comparison.
2080 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2081 parameter. Change all callers.
2082 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2083 sort_relocs parameter. Change all callers.
2084 * output.cc (Output_reloc::get_address): New function, broken out
2085 of write_rel.
2086 (Output_reloc::write_rel): Call it.
2087 (Output_reloc::compare): New function.
2088 (Output_data_reloc_base::do_write): Optionally sort relocs.
2090 * configure.ac: If targ_extra_obj is set, link it in.
2091 * configure.tgt: Initialize all variables.
2092 (x86_64*): Set targ_extra_obj and targ_extra_size.
2093 * configure: Rebuild.
2095 * object.cc (Sized_relobj::include_section_group): Adjust section
2096 indexes read from group data. Build vector to pass to
2097 layout_group.
2098 * layout.cc (Layout::layout_group): Add flags and shndxes
2099 parameters. Remove contents parameter. Change caller. Update
2100 explicit instantiations.
2101 * layout.h (class Layout): Update layout_group declaration.
2102 * output.cc (Output_data_group::Output_data_group): Add flags and
2103 input_shndxes parameters. Remove contents parameter. Change
2104 caller.
2105 (Output_data_group::do_write): Change input_sections_ to
2106 input_shndxes_.
2107 * output.h (class Output_data_group): Update constructor
2108 declaration. Rename input_sections_ to input_shndxes_.
2109 * testsuite/many_sections_test.cc: Add template.
2111 2008-04-30 Cary Coutant <ccoutant@google.com>
2113 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2115 * layout.cc (Layout::include_section): Refactored check for debug
2116 info section.
2117 (Layout::add_comdat): Add new parameters. Change type
2118 of signature parameter. Add object and shndx to signatures table.
2119 (Layout::find_kept_object): New function.
2120 * layout.h: Include <cstring>.
2121 (Layout::is_debug_info_section): New function.
2122 (Layout::add_comdat): Add new parameters.
2123 (Layout::find_kept_object): New function.
2124 (Layout::Kept_section): New struct.
2125 (Layout::Signatures): Change type of map range.
2126 * object.cc (Relobj::output_section_address): New function.
2127 (Sized_relobj::include_section_group): Add new parameters. Change
2128 calls to Layout::add_comdat. Change to build table of kept comdat
2129 groups and table mapping discarded sections to kept sections.
2130 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2131 (Sized_relobj::do_layout): Change calls to include_section_group and
2132 include_linkonce_section.
2133 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2134 value to zero when section is discarded.
2135 (Sized_relobj::map_to_kept_section): New function.
2136 * object.h (Relobj::output_section_address): New function.
2137 (Relobj::Comdat_group): New type.
2138 (Relobj::find_comdat_group): New function.
2139 (Relobj::Comdat_group_table): New type.
2140 (Relobj::Kept_comdat_section): New type.
2141 (Relobj::Kept_comdat_section_table): New type.
2142 (Relobj::add_comdat_group): New function.
2143 (Relobj::set_kept_comdat_section): New function.
2144 (Relobj::get_kept_comdat_section): New function.
2145 (Relobj::comdat_groups_): New field.
2146 (Relobj::kept_comdat_sections_): New field.
2147 (Symbol_value::input_value): Update comment.
2148 (Sized_relobj::map_to_kept_section) New function.
2149 (Sized_relobj::include_linkonce_section): Add new parameter.
2150 * target-reloc.h (Comdat_behavior): New type.
2151 (get_comdat_behavior): New function.
2152 (relocate_section): Add code to map a discarded section to the
2153 corresponding kept section when applying a relocation.
2155 2008-04-30 Craig Silverstein <csilvers@google.com>
2157 * dwarf_reader.cc (next_generation_count): New static var.
2158 (Addr2line_cache_entry): New struct.
2159 (addr2line_cache): New static var.
2160 (Dwarf_line_info::one_addr2line): Added caching.
2161 (Dwarf_line_info::clear_addr2line_cache): New function.
2162 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2163 cache-size parameter.
2164 (Dwarf_line_info::one_addr2line_cache): New function.
2165 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2166 new cache-size argument to one_addr2line(), and clear cache.
2168 2008-04-28 Cary Coutant <ccoutant@google.com>
2170 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2171 R_386_PC8 relocations.
2173 2008-04-23 Ian Lance Taylor <iant@google.com>
2175 * object.cc (Sized_relobj::include_section_group): Check for
2176 invalid section group.
2178 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2179 header size.
2181 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2182 than read for file header.
2183 * archive.cc (Archive::include_member): Likewise.
2185 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2187 * aclocal.m4: Regenerate.
2188 * configure: Regenerate.
2190 2008-04-19 Ian Lance Taylor <iant@google.com>
2192 * version.cc (version_string): Bump to 1.6.
2194 * testsuite/Makefile.am (many_sections_r_test): New target.
2195 (many_sections_r_test_SOURCES): Remove.
2196 (many_sections_r_test_DEPENDENCIES): Remove.
2197 (many_sections_r_test_LDFLAGS): Remove.
2198 (many_sections_r_test_LDADD): Remove.
2200 * object.cc (Sized_relobj::do_add_symbols): Always pass
2201 local_symbol_count_ to add_from_relobj.
2203 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2204 every thousand variables.
2205 * testsuite/Makefile.in: Rebuild.
2207 * object.cc (Xindex::initialize_symtab_xindex): New function.
2208 (Xindex::read_symtab_xindex): New function.
2209 (Xindex::sym_xindex_to_shndx): New function.
2210 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2211 available.
2212 (Sized_relobj::do_initialize_xindex): New function.
2213 (Sized_relobj::do_read_symbols): Adjust section links.
2214 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2215 parameter. Change all callers.
2216 (Sized_relobj::include_section_group): Adjust section links and
2217 symbol section indexes.
2218 (Sized_relobj::do_layout): Adjust section links.
2219 (Sized_relobj::do_count_local_symbols): Adjust section links and
2220 symbol section indexes.
2221 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2222 ordinary and special symbols.
2223 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2224 dynsym_xindex parameters. Change all callers. Adjust section
2225 links. Use SHN_XINDEX when needed.
2226 (Sized_relobj::get_symbol_location_info): Adjust section links.
2227 Don't get fooled by special symbols.
2228 * object.h (class Xindex): Define.
2229 (class Object): Add xindex_ parameter. Declare virtual functoin
2230 do_initialize_xindex.
2231 (Object::adjust_sym_shndx): New function.
2232 (Object::set_xindex): New protected function.
2233 (class Symbol_value): Add is_ordinary_shndx_ field.
2234 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2235 (Symbol_value::value): Assert ordinary section.
2236 (Symbol_value::initialize_input_to_output_map): Likewise.
2237 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2238 Change all callers.
2239 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2240 all callers.
2241 (class Sized_relobj): Update declarations.
2242 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2243 parameter. Change all callers.
2244 (Sized_relobj::adjust_shndx): New function.
2245 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2246 field.
2247 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2248 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2249 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2250 (Sized_dynobj::read_dynsym_section): Adjust section links.
2251 (Sized_dynobj::read_dynamic): Likewise.
2252 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2253 section links.
2254 (Sized_dynobj::do_initialize_xindex): New function.
2255 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2256 do_initialize_xindex.
2257 (Sized_dynobj::adjust_shndx): New function.
2258 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2259 dynsym_xindex_ fields.
2260 (Layout::finalize): Add a call to set_section_indexes before
2261 creating the symtab sections.
2262 (Layout::set_section_indexes): Don't do anything if the section
2263 already has a section index.
2264 (Layout::create_symtab_sections): Add shnum parameter. Change
2265 caller. Create .symtab_shndx section if needed.
2266 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2267 caller.
2268 (Layout::allocated_output_section_count): New function.
2269 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2270 needed.
2271 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2272 fields. Update declarations.
2273 (Layout::symtab_xindex): New function.
2274 (Layout::dynsym_xindex): New function.
2275 (class Write_symbols_task): Add layout_ field.
2276 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2277 Change caller.
2278 * output.cc (Output_section_headers::Output_section_headers): Add
2279 shstrtab_section parameter. Change all callers.
2280 (Output_section_headers::do_sized_write): Store overflow values
2281 for section count and section string table section index in
2282 section header zero.
2283 (Output_file_header::do_sized_write): Check for overflow of
2284 section count and section string table section index.
2285 (Output_symtab_xindex::do_write): New function.
2286 (Output_symtab_xindex::endian_do_write): New function.
2287 * output.h (class Output_section_headers): Add shstrtab_section_.
2288 Update declarations.
2289 (class Output_symtab_xindex): Define.
2290 (Output_section::has_out_shndx): New function.
2291 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2292 field.
2293 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2294 Change all callers.
2295 (Sized_symbol::init): Likewise.
2296 (Symbol::output_section): Check for ordinary symbol.
2297 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2298 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2299 callers.
2300 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2301 Change all callers. Simplify handling of symbols from sections
2302 not included in the link.
2303 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2304 distinction.
2305 (Weak_alias_sorter::operator()): Assert that symbols are
2306 ordinary.
2307 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2308 distinction.
2309 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2310 parameters. Change all callers.
2311 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2312 symbol distinction. Use SHN_XINDEX when needed.
2313 (Symbol_table::write_section_symbol): Add symtab_xindex
2314 parameter. Change all callers.
2315 (Symbol_table::sized_write_section_symbol): Likewise. Use
2316 SHN_XINDEX when needed.
2317 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2318 declarations.
2319 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2320 (Symbol::is_defined): Check is_ordinary.
2321 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2322 (Symbol::is_absolute, Symbol::is_common): Likewise.
2323 (class Sized_symbol): Update declarations.
2324 (class Symbol_table): Update declarations.
2325 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2326 parameters. Change all callers.
2327 (Sized_symbol::override): Likewise.
2328 (Symbol_table::override): Likewise.
2329 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2330 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2331 is_ordinary, and orig_st_shndx parameters. Change all callers.
2332 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2333 to be in an ordinary section.
2334 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2335 object and is_ordinary parameters. Change all callers.
2336 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2337 Change all callers. Don't add undefined or non-ordinary symbols
2338 to reloc_map_.
2339 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2340 Change all callers.
2341 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2342 declarations.
2343 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2344 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2345 (Sized_relobj::relocate_sections): Likewise.
2346 * target-reloc.h (scan_relocs): Adjust section symbol index.
2347 (scan_relocatable_relocs): Likewise.
2348 * i386.cc (Scan::local): Check for ordinary symbols.
2349 * sparc.cc (Scan::local): Likewise.
2350 * x86_64.cc (Scan::local): Likewise.
2351 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2352 to symbol_section_and_value.
2353 * testsuite/many_sections_test.cc: New file.
2354 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2355 (check_PROGRAMS): Add many_sections_test.
2356 (many_sections_test_SOURCES): Define.
2357 (many_sections_test_DEPENDENCIES): Define.
2358 (many_sections_test_LDFLAGS): Define.
2359 (BUILT_SOURCES): Add many_sections_define.h.
2360 (many_sections_define.h): New target.
2361 (BUILT_SOURCES): Add many_sections_check.h.
2362 (many_sections_check.h): New target.
2363 (check_PROGRAMS): Add many_sections_r_test.
2364 (many_sections_r_test_SOURCES): Define.
2365 (many_sections_r_test_DEPENDENCIES): Define.
2366 (many_sections_r_test_LDFLAGS): Define.
2367 (many_sections_r_test_LDADD): Define.
2368 (many_sections_r_test.o): New target.
2369 * testsuite/Makefile.in: Rebuild.
2371 2008-04-17 Cary Coutant <ccoutant@google.com>
2373 * errors.cc (Errors::info): New function.
2374 (gold_info): New function.
2375 * errors.h (Errors::info): New function.
2376 * gold.h (gold_info): New function.
2377 * object.cc (Input_objects::add_object): Print trace output.
2378 * options.cc (options::parse_set): New function.
2379 (General_options::parse_wrap): Deleted.
2380 (General_options::General_options): Deleted initializer.
2381 * options.h (options::String_set): New typedef.
2382 (options::parse_set): New function.
2383 (DEFINE_set): New macro.
2384 (General_options::wrap): Changed to use DEFINE_set. Changed
2385 callers of any_wrap_symbols and is_wrap_symbol.
2386 (General_options::trace, General_options::trace_symbol):
2387 New options.
2388 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2389 (General_options::wrap_symbols_): Deleted.
2390 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2392 2008-04-17 David S. Miller <davem@davemloft.net>
2394 * options.cc (General_options::parse_V): New function.
2395 * options.h: Add entries for -V and -Qy.
2397 2008-04-17 Ian Lance Taylor <iant@google.com>
2399 * common.cc (Symbol_table::allocate_commons): Remove options
2400 parameter. Change caller.
2401 (Symbol_table::do_allocate_commons): Remove options parameter.
2402 Change caller. Just call do_allocate_commons_list twice.
2403 (Symbol_table::do_allocate_commons_list): New function, broken out
2404 of do_allocate_commons.
2405 * common.h (class Allocate_commons_task): Remove options_ field.
2406 Update constructor.
2407 * symtab.cc (Symbol_table::Symbol_table): Initialize
2408 tls_commons_.
2409 (Symbol_table::add_from_object): Put TLS common symbols on
2410 tls_commons_ list.
2411 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2412 which are IN_OUTPUT_DATA.
2413 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2414 allocate_commons and do_allocate_commons declarations. Declare
2415 do_allocate_commons_list.
2416 * gold.cc (queue_middle_tasks): Update creation of
2417 Allocate_commons_task to not pass options.
2418 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2419 (TLS_TEST_C_FLAGS): New variable.
2420 (tls_test_c_pic.o): New target.
2421 (tls_test_shared.so): Link in tls_test_c_pic.o.
2422 (tls_test_c_pic_ie.o): New target.
2423 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2424 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2425 (tls_test_c.o): New target.
2426 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2427 (tls_pic_test_LDADD): Likewise.
2428 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2429 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2430 (tls_test_c_gnu2.o): New target.
2431 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2432 tls_test_c_gnu2.o.
2433 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2434 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2435 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2436 * testsuite/tls_test.cc: Include "config.h".
2437 (t_last): Call t11_last.
2438 * testsuite/tls_test.h (t11, t11_last): Declare.
2439 * testsuite/tls_test_c.c: New file.
2440 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2441 * configure.ac: Check for OpenMP support.
2442 * configure, config.in, Makefile.in: Rebuild.
2443 * testsuite/Makefile.in: Rebuild.
2445 2008-04-16 Cary Coutant <ccoutant@google.com>
2447 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2448 (Target_i386::tls_base_symbol_defined_): New field.
2449 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2450 (Target_i386::Scan::global): Likewise.
2451 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2452 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2453 (Target_x86_64::tls_base_symbol_defined_): New field.
2454 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2455 (Target_x86_64::Scan::global): Likewise.
2457 2008-04-16 Cary Coutant <ccoutant@google.com>
2459 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2460 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2461 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2462 building shared libraries.
2463 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2464 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2465 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2466 * testsuite/Makefile.in: Rebuild.
2467 * testsuite/weak_undef.h: New file.
2468 * testsuite/weak_undef_file1.cc: Add extra test cases.
2469 * testsuite/weak_undef_file2.cc: Likewise.
2470 * testsuite/weak_undef_test.cc: Likewise.
2472 2008-04-16 David S. Miller <davem@davemloft.net>
2474 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2475 Add issued_non_pic_error_ field. Declare check_non_pic.
2476 (Target_sparc::Scan::check_non_pic): New function.
2477 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2478 (Target_sparc::Scan::global): Likewise.
2480 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2481 * configure: Rebuild.
2483 * options.h (DEFINE_enable): New macro.
2484 (new_dtags): New enable option.
2485 (initfirst, interpose, loadfltr, nodefaultlib,
2486 nodelete, nodlopen, nodump): New -z options.
2487 * layout.cc (Layout:finish_dynamic_section): If new
2488 dtags enabled, emit DT_RUNPATH. Also, emit a
2489 DT_FLAGS_1 containing any specified -z flags.
2491 2008-04-16 Ian Lance Taylor <iant@google.com>
2493 * copy-relocs.cc: New file.
2494 * copy-relocs.h: New file.
2495 * reloc.cc: Remove Copy_relocs code.
2496 * reloc.h: Likewise.
2497 * reloc-types.h (struct Reloc_types) [both versions]: Add
2498 get_reloc_addend_noerror.
2499 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2500 variants of add_global which take an addend which must be zero.
2501 * i386.cc: Include "copy-relocs.h".
2502 (class Target_i386): Change type of copy_relocs_ to variable,
2503 update initializer.
2504 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2505 Change all callers.
2506 (Target_i386::do_finalize_sections): Change handling of
2507 copy_relocs_.
2508 * sparc.cc: Include "copy-relocs.h".
2509 (class Target_sparc): Change type of copy_relocs_ to variable,
2510 update initializer.
2511 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2512 Change all callers.
2513 (Target_sparc::do_finalize_sections): Change handling of
2514 copy_relocs_.
2515 * x86_64.cc: Include "copy-relocs.h".
2516 (class Target_x86_64): Change type of copy_relocs_ to variable,
2517 update initializer.
2518 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2519 class. Change all callers.
2520 (Target_x86_64::do_finalize_sections): Change handling of
2521 copy_relocs_.
2522 * Makefile.am (CCFILES): Add copy-relocs.cc.
2523 (HFILES): Add copy-relocs.h.
2525 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2527 * testsuite/script_test_4.sh: Permit leading zeroes.
2529 2008-04-15 Ian Lance Taylor <iant@google.com>
2531 * script-sections.cc (Script_sections::create_segments): Use
2532 header_size_adjustment even when there is enough room for the
2533 headers.
2534 * testsuite/script_test_4.sh: New file.
2535 * testsuite/script_test_4.t: New file.
2536 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2537 (check_DATA): Add script_test_4.stdout.
2538 (MOSTLYCLEANFILES): Likewise.
2539 (script_test_4): New target.
2540 (script_test_4.stdout): New target.
2541 * testsuite/Makefile.in: Rebuild.
2543 * sparc.cc: Add definitions for Output_data_plt_sparc class
2544 constants.
2546 2008-04-14 David S. Miller <davem@davemloft.net>
2548 * sparc.cc: New file.
2549 * Makefile.am (TARGETSOURCES): Add sparc.cc
2550 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2551 * configure.tgt: Document targ_extra_size and
2552 targ_extra_big_endian. Add entries for sparc-* and
2553 sparc64-*.
2554 * configure.ac: Handle targ_extra_size and
2555 targ_extra_big_endian.
2556 * Makefile.in: Rebuild.
2557 * configure: Likewise.
2558 * po/POTFILES.in: Likewise.
2559 * po/gold.pot: Likewise.
2561 2008-04-14 Ian Lance Taylor <iant@google.com>
2563 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2564 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2565 in the name/type/flags to section mapping. Don't call
2566 allocate_output_section.
2567 (Layout::choose_output_section): Change parameter from adjust_name
2568 to is_input_section. Don't permit input sections after sections
2569 are attached to segments. Don't call allocate_output_section.
2570 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2571 not write_enable_output_section.
2572 (Layout::make_output_section): Don't push to
2573 unattached_section_list_ nor call attach_to_segment. Call
2574 attach_section_to_segment if sections are attached.
2575 (Layout::attach_sections_to_segments): New function.
2576 (Layout::attach_section_to_segment): New function.
2577 (Layout::attach_allocated_section_to_segment): Rename from
2578 attach_to_segment. Remove flags parameter.
2579 (Layout::allocate_output_section): Remove function.
2580 (Layout::write_enable_output_section): Remove function.
2581 * layout.h (class Layout): Update for above changes. Add new
2582 field sections_are_attached_.
2583 * output.h (Output_section::update_flags_for_input_section): New
2584 function.
2585 * output.cc (Output_section::add_input_section): Call
2586 update_flags_for_input_section.
2587 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2589 2008-04-11 Cary Coutant <ccoutant@google.com>
2591 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2592 thought unnecessary.
2593 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2595 2008-04-11 Ian Lance Taylor <iant@google.com>
2597 * output.h (class Output_section_data): Remove inline definition
2598 of set_addralign.
2599 * output.cc (Output_section_data::set_addralign): New function.
2601 2008-04-11 Cary Coutant <ccoutant@google.com>
2603 Add support for TLS descriptors for i386 and x86_64.
2604 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2605 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2606 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2607 GOT_TYPE_TLS_DESC.
2608 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2609 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2610 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2611 relocations.
2612 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2613 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2614 Fix problem with initial-exec relocations.
2615 (Target_i386::Relocate::relocate_tls): Likewise.
2616 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2617 relaxation.
2618 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2619 support for section-plus-offset dynamic table entries.
2620 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2621 (Output_data_dynamic::Dynamic_entry): Add support for
2622 section-plus-offset dynamic table entries.
2623 (Output_data_dynamic::Classification): Likewise.
2624 (Output_data_dynamic::classification_): Renamed offset_.
2625 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2626 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2627 (Target_x86_64::make_plt_section): New function.
2628 (Target_x86_64::reserve_tlsdesc_entries): New function.
2629 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2630 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2631 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2632 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2633 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2634 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2635 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2636 add extra PLT entry for TLS descriptors.
2637 (Output_data_plt_x86_64::got_): New field.
2638 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2639 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2640 fields.
2641 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2642 descriptors.
2643 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2644 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2645 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2646 R_386_TLS_DESC_CALL relocations.
2647 (Target_x86_64::Scan::global): Likewise.
2648 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2649 for TLS descriptors.
2650 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2651 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2652 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2653 GD-to-IE relaxation.
2654 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2655 and TLS_DESCRIPTORS.
2656 * Makefile.in: Rebuild.
2657 * configure: Rebuild.
2658 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2659 (tls_test_shared2.so): New target.
2660 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2661 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2662 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2663 (tls_shared_gd_to_ie_test_LDADD): New variable.
2664 (tls_shared_gnu2_gd_to_ie_test): New target.
2665 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2666 New targets.
2667 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2668 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2669 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2670 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2671 (tls_shared_gnu2_test): New target.
2672 (tls_test_gnu2_shared.so): New target.
2673 (tls_shared_gnu2_test_SOURCES): New variable.
2674 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2675 (tls_shared_gnu2_test_LDFLAGS): New variable.
2676 (tls_shared_gnu2_test_LDADD): New variable.
2677 * testsuite/Makefile.in: Rebuild.
2678 * testsuite/Makefile.
2680 2008-04-11 Ian Lance Taylor <iant@google.com>
2682 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2683 justsyms.t.
2684 * testsuite/Makefile.in: Rebuild.
2686 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2687 long.
2688 * testsuite/script_test_2.cc (main): Adjust test.
2690 2008-04-11 David S. Miller <davem@davemloft.net>
2691 Ian Lance Taylor <iant@google.com>
2693 * options.h (General_options): Add entries for '-Y' and
2694 '-relax'.
2695 * options.cc (General_options:finalize): If -Y was used, add those
2696 entries to the library path instead of the default "/lib" and
2697 "/usr/lib".
2699 2008-04-11 David S. Miller <davem@davemloft.net>
2701 * testsuite/justsyms.t: Start at 0x100.
2702 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
2703 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2704 long.
2705 * testsuite/script_test_2.cc: Adjust string and section length
2706 checks.
2708 2008-04-09 Ian Lance Taylor <iant@google.com>
2710 PR gold/5996
2711 * script-sections.cc (Sections_element::allocate_to_segment): Add
2712 orphan parameter.
2713 (Output_section_definition::allocate_to_segment): Likewise.
2714 (Orphan_output_section::allocate_to_segment): Likewise.
2715 (Script_sections::attach_sections_using_phdrs_clause): Don't
2716 propagate non-PT_LOAD segments to orphan sections.
2717 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2718 readelf rather than objdump.
2719 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2720 .interp section and PT_INTERP segment are the same size.
2721 * testsuite/Makefile.in: Rebuild.
2723 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2724 aliases for symbols defined in the same object.
2725 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2726 (weak_alias_test_SOURCES): New variable.
2727 (weak_alias_test_DEPENDENCIES): New variable.
2728 (weak_alias_test_LDFLAGS): New variable.
2729 (weak_alias_test_LDADD): New variable.
2730 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2731 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2732 (weak_alias_test_3.o): New target.
2733 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2734 * testsuite/weak_alias_test_main.cc: New file.
2735 * testsuite/weak_alias_test_1.cc: New file.
2736 * testsuite/weak_alias_test_2.cc: New file.
2737 * testsuite/weak_alias_test_3.cc: New file.
2739 2008-04-08 Ian Lance Taylor <iant@google.com>
2741 * options.h (class General_options): Add --noinhibit-exec option.
2742 * main.cc (main): Check --noinhibit-exec.
2744 * options.h (class General_options): Define --wrap as a special
2745 option. Add wrap_symbols_ field.
2746 (General_options::any_wrap_symbols): New function.
2747 (General_options::is_wrap_symbol): New function.
2748 * options.cc (General_options::parse_wrap): New function.
2749 (General_options::General_options): Initialize wrap_symbols_.
2750 * symtab.cc (Symbol_table::wrap_symbol): New function.
2751 (Symbol_table::add_from_object): Handle --wrap.
2752 * symtab.h (class Symbol_table): Declare wrap_symbol.
2753 * target.h (Target::wrap_char): New function.
2754 (Target::Target_info): Add wrap_char field.
2755 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2756 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2757 * testsuite/testfile.cc (Target_test::test_target_info):
2758 Likewise.
2760 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2761 there is one.
2763 * layout.h (class Layout): Add added_eh_frame_data_ field.
2764 * layout.cc (Layout::Layout): Initialize new field.
2765 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2766 output section until we find a section we merged successfully.
2767 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2768 that the size be non-zero.
2770 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2771 qualifier.
2773 2008-04-08 Craig Silverstein <csilvers@google.com>
2775 * configure.ac: Export new conditional variable HAVE_ZLIB.
2776 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2777 on HAVE_ZLIB.
2778 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2779 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2781 2008-04-07 Ian Lance Taylor <iant@google.com>
2783 * version.cc (version_string): Set to "1.5".
2785 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2786 Add issued_non_pic_error_ field. Declare check_non_pic.
2787 (Target_x86_64::Scan::check_non_pic): New function.
2788 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2789 (Target_x86_64::Scan::global): Likewise.
2791 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2792 addend parameter. Change caller. Handle merge sections.
2793 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2794 Address to Addend. Don't add in the result of
2795 local_section_offset, pass down the addend and use the returned
2796 value.
2797 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2798 Update declarations of local_section_offset and symbol_value.
2799 * testsuite/two_file_test_1.cc (t18): New function.
2800 * testsuite/two_file_test_2.cc (f18): New function.
2801 * testsuite/two_file_test_main.cc (main): Call t18.
2802 * testsuite/two_file_test.h (t18, f18): Declare.
2804 * configure.ac: Don't test for objdump, c++filt, or readelf.
2805 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2806 conditionals.
2807 (TEST_READELF): New variable.
2808 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2809 (check_PROGRAMS): Add two_file_strip_test.
2810 (two_file_strip_test): New target.
2811 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2812 (two_file_same_shared_strip_test_SOURCES): New variable.
2813 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2814 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2815 (two_file_same_shared_strip_test_LDADD): New variable.
2816 (two_file_shared_strip.so): New target.
2817 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2818 (ver_test_5.syms, ver_test_7.syms): Likewise.
2819 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2820 (strip_test_3.stdout): Use TEST_OBJDUMP.
2821 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2823 2008-04-04 Cary Coutant <ccoutant@google.com>
2825 * symtab.h (Symbol::is_weak_undefined): New function.
2826 (Symbol::is_strong_undefined): New function.
2827 (Symbol::is_absolute): New function.
2828 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2829 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2830 absolute symbols.
2831 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2832 (weak_undef_test): New target.
2833 * testsuite/Makefile.in: Rebuild.
2834 * testsuite/weak_undef_file1.cc: New file.
2835 * testsuite/weak_undef_file2.cc: New file.
2836 * testsuite/weak_undef_test.cc: New file.
2838 2008-04-03 Craig Silverstein <csilvers@google.com>
2840 * compressed_output.h (class Output_compressed_section): Use
2841 unsigned buffer.
2842 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2843 add zlib header.
2844 (zlib_compressed_suffix): Removed.
2845 (Output_compressed_section::set_final_data_size): Use unsigned
2846 buffers.
2847 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2848 Fix linker invocation.
2849 (flagstest_o_specialfile_and_compress_debug_sections):
2850 Likewise.
2851 * testsuite/Makefile.in: Regenerated.
2853 2008-04-02 David S. Miller <davem@davemloft.net>
2855 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2856 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2858 2008-04-02 Craig Silverstein <csilvers@google.com>
2860 * TODO: New file.
2862 2008-04-02 Ian Lance Taylor <iant@google.com>
2864 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2865 parameters. Update for new key type to views_. Change all
2866 callers.
2867 (File_read::read): Adjust for byteshift in returned view.
2868 (File_read::add_view): New function, broken out of
2869 find_and_make_view.
2870 (File_read::make_view): New function, broken out of
2871 find_and_make_view.
2872 (File_read::find_or_make_view): Add offset and aligned
2873 parameters. Rewrite accordingly. Change all callers.
2874 (File_read::get_view): Add offset and aligned parameters. Adjust
2875 for byteshift in return value.
2876 (File_read::get_lasting_view): Likewise.
2877 * fileread.h (class File_read): Update declarations.
2878 (class File_read::View): Add byteshift_ field. Add byteshift to
2879 constructor. Add byteshift method.
2880 * archive.h (Archive::clear_uncached_views): New function.
2881 (Archive::get_view): Add aligned parameter. Change all callers.
2882 * object.h (Object::get_view): Add aligned parameter. Change all
2883 callers.
2884 (Object::get_lasting_view): Likewise.
2886 * fileread.cc (File_read::release): Don't call clear_views if
2887 there are multiple objects.
2888 * fileread.h (File_read::clear_uncached_views): New function.
2889 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2890 on the archive.
2892 2008-03-31 Cary Coutant <ccoutant@google.com>
2894 Add thin archive support.
2895 * archive.cc (Archive::armagt): New const.
2896 (Archive::setup): Remove task parameter and calls to unlock.
2897 (Archive::unlock_nested_archives): New function.
2898 (Archive::read_header): Add nested_off parameter. Change
2899 all callers.
2900 (Archive::interpret_header): Likewise.
2901 (Archive::include_all_members): Change to handle thin
2902 archives.
2903 (Archive::include_member): Likewise.
2904 * archive.h (Archive::Archive): Add new parameters and
2905 initializers.
2906 (Archive::armagt): New const.
2907 (Archive::setup): Remove task parameter.
2908 (Archive::unlock_nested_archives): New function.
2909 (Archive::read_header): Add nested_off parameter.
2910 (Archive::interpret_header): Likewise.
2911 (Archive::Nested_archive_table): New typedef.
2912 (Archive::is_thin_archive_): New field.
2913 (Archive::nested_archives_): New field.
2914 (Archive::options_): New field.
2915 (Archive::dirpath_): New field.
2916 (Archive::task_): New field.
2917 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2918 for thin archives. Pass additional parameters to
2919 Archive::Archive. Unlock the archive file after calling
2920 Archive::setup.
2922 2008-03-29 Ian Lance Taylor <iant@google.com>
2924 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2925 version symbol to be local.
2926 * testsuite/ver_test_4.sh: New file.
2927 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2928 (check_DATA): Add ver_test_4.syms.
2929 (ver_test_4.syms): New target.
2930 * testsuite/Makefile.in: Rebuild.
2932 * output.cc
2933 (Output_section::Input_section_sort_entry::has_priority): New
2934 function.
2935 (Output_section::Input_section_sort_entry::match_file_name): New
2936 function.
2937 (Output_section::Input_section_sort_entry::match_section_name):
2938 Remove.
2939 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2940 Remove.
2941 (Output_section::Input_section_sort_entry::match_section_file):
2942 Remove.
2943 (Output_section::Input_section_sort_compare::operator()): Rewrite
2944 using new Input_section_sort_entry functions. Sort crtbegin and
2945 crtend first. Sort sections with no priority before sections with
2946 a priority.
2947 * testsuite/initpri1.c (d3): Check j != 4.
2948 (cd5): New constructor/destructor function.
2949 (main): Check j != 2.
2951 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2952 new symbol when resolving, don't call set_is_default.
2953 * testsuite/ver_test_7.cc: New file.
2954 * testsuite/ver_test_7.sh: New file.
2955 * testsuite/Makefile.am (ver_test_7.so): New target.
2956 (ver_test_7.o): New target.
2957 (check_SCRIPTS): Add ver_test_7.sh.
2958 (check_DATA): Add ver_test_7.syms.
2959 (ver_test_7.syms): New target.
2961 2008-03-28 Ian Lance Taylor <iant@google.com>
2963 * layout.cc (Layout::layout): If we see an input section with a
2964 name that needs sorting, set the must_sort flag for the output
2965 section.
2966 (Layout::make_output_section): If the name of the output section
2967 indicates that it might require sorting, set the may_sort flag.
2968 * output.h (Output_section::may_sort_attached_input_sections): New
2969 function.
2970 (Output_section::set_may_sort_attached_input_sections): New
2971 function.
2972 (Output_section::must_sort_attached_input_sections): New
2973 function.
2974 (Output_section::set_must_sort_attached_input_sections): New
2975 function.
2976 (class Output_section): Declare Input_section_sort_entry. Define
2977 Input_section_sort_compare. Declare
2978 sort_attached_input_sections. Add new fields:
2979 may_sort_attached_input_sections_,
2980 must_sort_attached_input_sections_,
2981 attached_input_sections_are_sorted_.
2982 * output.cc (Output_section::Output_section): Initialize new
2983 fields.
2984 (Output_section::add_input_section): Add an entry to
2985 input_sections_ if may_sort or must_sort are true.
2986 (Output_section::set_final_data_size): Call
2987 sort_attached_input_sections if necessary.
2988 (Output_section::Input_section_sort_entry): Define new class.
2989 (Output_section::Input_section_sort_compare::operator()): New
2990 function.
2991 (Output_section::sort_attached_input_sections): New function.
2992 * configure.ac: Check whether the compiler supports constructor
2993 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2994 * testsuite/initpri1.c: New file.
2995 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2996 CONSTRUCTOR_PRIORITY.
2997 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2998 (initpri1_LDFLAGS): New variable.
2999 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3001 2008-03-27 Ian Lance Taylor <iant@google.com>
3003 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3004 * testsuite/common_test_1.c: New file.
3005 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3006 (common_test_1_SOURCES): New variable.
3007 (common_test_1_DEPENDENCIES): New variable.
3008 (common_test_1_LDFLAGS): New variable.
3010 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3011 and commons_ correctly when NAME/VERSION does not override
3012 NAME/NULL.
3013 * testsuite/ver_test_6.c: New file.
3014 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3015 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3016 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3018 2008-03-26 Ian Lance Taylor <iant@google.com>
3020 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3021 of an undefined symbol from a version script.
3022 * testsuite/Makefile.am (ver_test_5.so): New target.
3023 (ver_test_5.o): New target.
3024 (check_SCRIPTS): Add ver_test_5.sh.
3025 (check_DATA): Add ver_test_5.syms.
3026 (ver_test_5.syms): New target.
3027 * testsuite/ver_test_5.cc: New file.
3028 * testsuite/ver_test_5.script: New file.
3029 * testsuite/ver_test_5.sh: New file.
3030 * Makefile.in, testsuite/Makefile.in: Rebuild.
3032 PR gold/5986
3033 Fix problems building gold with gcc 4.3.0.
3034 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3035 (gold_error_at_location, gold_warning_at_location): Use it.
3036 * configure.ac: Check whether we can compile and use a template
3037 function with a printf attribute.
3038 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3039 when jumping over bytes.
3040 * object.cc: Instantiate Object::read_section_data.
3041 * debug.h: Include <cstring>
3042 * dwarf_reader.cc: Include <algorithm>
3043 * main.cc: Include <cstring>.
3044 * options.cc: Include <cstring>.
3045 * output.cc: Include <cstring>.
3046 * script.cc: Include <cstring>.
3047 * script.h: Include <string>.
3048 * symtab.cc: Include <cstring> and <algorithm>.
3049 * target-select.cc: Include <cstring>.
3050 * version.cc: Include <string>.
3051 * testsuite/testmain.cc: Include <cstdlib>.
3052 * configure, config.in: Rebuild.
3054 2008-03-25 Ian Lance Taylor <iant@google.com>
3056 * options.cc: Include "../bfd/bfdver.h".
3057 (options::help): Print bug reporting address.
3059 * version.cc (print_version): Adjust output for current value of
3060 BFD_VERSION_STRING.
3062 * NEWS: New file.
3064 * options.cc (options::help): Print list of supported targets.
3065 * target-select.h: Include <vector>.
3066 (class Target_selector): Make machine_, size_, and is_big_endian_
3067 fields const. Add bfd_name_ and instantiated_target_ fields.
3068 (Target_selector::Target_selector): Add bfd_name parameter.
3069 (Target_selector::recognize): Make non-virtual, call
3070 do_recognize.
3071 (Target_selector::recognize_by_name): Make non-virtual, call
3072 do_recognize_by_name.
3073 (Target_selector::supported_names): New function.
3074 (Target_selector::bfd_name): New function.
3075 (Target_selector::do_instantiate_target): New pure virtual
3076 function.
3077 (Target_selector::do_recognize): New virtual function.
3078 (Target_selector::do_recognize_by_name): New virtual function.
3079 (Target_selector::instantiate_target): New private function.
3080 (supported_target_names): Declare.
3081 * target-select.cc (Target_selector::Target_selector): Update for
3082 new parameter and fields.
3083 (select_target_by_name): Check that the name matches before
3084 calling recognize_by_name.
3085 (supported_target_names): New function.
3086 * i386.cc (class Target_selector_i386): Update Target_selector
3087 constructor call. Remove recognize and recognize_by_name. Add
3088 do_instantiate_target.
3089 * x86_64.cc (class Target_selector_x86_64): Likewise.
3090 * testsuite/testfile.cc (class Target_selector_test): Update for
3091 changes to Target_selector.
3093 * README: Rewrite, with some notes on unsupported features.
3095 2008-03-24 Cary Coutant <ccoutant@google.com>
3097 * i386.cc (Target_i386::Got_type): New enum declaration.
3098 (Target_i386::Scan::local): Updated callers of Output_data_got
3099 member functions.
3100 (Target_i386::Scan::global): Likewise.
3101 (Target_i386::Relocate::relocate): Likewise.
3102 (Target_i386::Relocate::relocate_tls): Likewise.
3103 * object.h (Got_offset_list): New class.
3104 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3105 (Sized_relobj::local_got_offset): Likewise.
3106 (Sized_relobj::set_local_got_offset): Likewise.
3107 (Sized_relobj::local_has_tls_got_offset): Removed.
3108 (Sized_relobj::local_tls_got_offset): Removed.
3109 (Sized_relobj::set_local_tls_got_offset): Removed.
3110 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3111 * output.cc (Output_data_got::add_global): Added got_type parameter.
3112 (Output_data_got::add_global_with_rel): Likewise.
3113 (Output_data_got::add_global_with_rela): Likewise.
3114 (Output_data_got::add_global_pair_with_rel): New function.
3115 (Output_data_got::add_global_pair_with_rela): New function.
3116 (Output_data_got::add_local): Added got_type parameter.
3117 (Output_data_got::add_local_with_rel): Likewise.
3118 (Output_data_got::add_local_with_rela): Likewise.
3119 (Output_data_got::add_local_pair_with_rel): New function.
3120 (Output_data_got::add_local_pair_with_rela): New function.
3121 (Output_data_got::add_global_tls): Removed.
3122 (Output_data_got::add_global_tls_with_rel): Removed.
3123 (Output_data_got::add_global_tls_with_rela): Removed.
3124 (Output_data_got::add_local_tls): Removed.
3125 (Output_data_got::add_local_tls_with_rel): Removed.
3126 (Output_data_got::add_local_tls_with_rela): Removed.
3127 * output.h (Output_data_got::add_global): Added got_type parameter.
3128 (Output_data_got::add_global_with_rel): Likewise.
3129 (Output_data_got::add_global_with_rela): Likewise.
3130 (Output_data_got::add_global_pair_with_rel): New function.
3131 (Output_data_got::add_global_pair_with_rela): New function.
3132 (Output_data_got::add_local): Added got_type parameter.
3133 (Output_data_got::add_local_with_rel): Likewise.
3134 (Output_data_got::add_local_with_rela): Likewise.
3135 (Output_data_got::add_local_pair_with_rel): New function.
3136 (Output_data_got::add_local_pair_with_rela): New function.
3137 (Output_data_got::add_global_tls): Removed.
3138 (Output_data_got::add_global_tls_with_rel): Removed.
3139 (Output_data_got::add_global_tls_with_rela): Removed.
3140 (Output_data_got::add_local_tls): Removed.
3141 (Output_data_got::add_local_tls_with_rel): Removed.
3142 (Output_data_got::add_local_tls_with_rela): Removed.
3143 * resolve.cc (Symbol::override_base_with_special): Removed
3144 reference to has_got_offset_ field.
3145 * symtab.cc (Symbol::init_fields): Replaced initialization
3146 of got_offset_ with got_offsets_. Removed initialization
3147 of has_got_offset_
3148 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
3149 (Symbol::got_offset): Likewise.
3150 (Symbol::set_got_offset): Likewise.
3151 (Symbol::has_tls_got_offset): Removed.
3152 (Symbol::tls_got_offset): Removed.
3153 (Symbol::set_tls_got_offset): Removed.
3154 (Symbol::got_offset_): Removed.
3155 (Symbol::tls_mod_got_offset_): Removed.
3156 (Symbol::tls_pair_got_offset_): Removed.
3157 (Symbol::got_offsets_): New field.
3158 (Symbol::has_got_offset): Removed.
3159 (Symbol::has_tls_mod_got_offset): Removed.
3160 (Symbol::has_tls_pair_got_offset): Removed.
3161 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3162 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3163 member functions.
3164 (Target_x86_64::Scan::global): Likewise.
3165 (Target_x86_64::Relocate::relocate): Likewise.
3166 (Target_x86_64::Relocate::relocate_tls): Likewise.
3168 2008-03-25 Ben Elliston <bje@au.ibm.com>
3170 * yyscript.y: Fix spelling error in comment.
3172 2008-03-24 Ian Lance Taylor <iant@google.com>
3174 * options.h (class General_options): Define build_id option.
3175 * layout.h (class Layout): Declare write_build_id, create_note,
3176 create_build_id. Add build_id_note_ member.
3177 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3178 "libiberty.h", "md5.h", "sha1.h".
3179 (Layout::Layout): Initialize eh_frame_data_,
3180 eh_frame_hdr_section_, and build_id_note_.
3181 (Layout::finalize): Call create_build_id.
3182 (Layout::create_note): New function, broken out of
3183 Layout::create_gold_note.
3184 (Layout::create_gold_note): Call create_note.
3185 (Layout::create_build_id): New function.
3186 (Layout::write_build_id): New function.
3187 (Close_task_runner::run): Call write_build_id.
3189 * x86_64.cc: Correct license to GPLv3.
3191 2008-03-23 Ian Lance Taylor <iant@google.com>
3193 * options.cc: Include "demangle.h".
3194 (parse_optional_string): New function.
3195 (parse_long_option): Handle takes_optional_argument.
3196 (parse_short_option): Update dash_z initializer. Handle
3197 takes_optional_argument.
3198 (General_options::General_options): Initialize do_demangle_.
3199 (General_options::finalize): Set do_demangle_. Handle demangling
3200 style.
3201 * options.h (parse_optional_string): Declare.
3202 (struct One_option): Add optional_arg field. Update constructor.
3203 Update call constructor calls. Add takes_optional_argument
3204 function.
3205 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3206 (DEFINE_optional_string): Define.
3207 (General_options::demangle): Change from DEFINE_bool to
3208 DEFINE_optional_string.
3209 (General_options::no_demangle): New function.
3210 (General_options::do_demangle): New function.
3211 (General_options::set_do_demangle): New function.
3212 (General_options::execstack_status_): Move definition to end of
3213 class definition.
3214 (General_options::static_): Likewise.
3215 (General_options::do_demangle_): New field.
3216 * object.cc (big_endian>::get_symbol_location_info): Call
3217 Options::do_demangle, not Options::demangle.
3218 * symtab.cc (demangle): Likewise.
3220 2008-03-22 Ian Lance Taylor <iant@google.com>
3222 * gold.h: Include <cstddef> and <sys/types.h>
3223 * options.h: Include <cstring>.
3225 2008-03-21 Ian Lance Taylor <iant@google.com>
3227 * Added source code to GNU binutils.