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* nto-procfs.c (get_regset): Pass correct pointer.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
e7ae8c36
DK		 12009-05-26 Doug Kwan <dougkwan@google.com>
2
3 * options.cc (General_options::parse_exclude_libs). Fix a comment.
4 (General_options::check_excluded_libs): Strip off directories in
5 archive name before matching like GNU ld does.
6 * testsuite/Makefile.am (MOSTLYCLEANFILES,
7 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8 (exclude_libs_test_LDFLAGS): Add linker option
9 -Wl,--exclude-libs,libexclude_libs_test_3
10 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
11 an explicit archive without using -l.
12 (alt/libexclude_libs_test_3.a): New make rule.
13 * testsuite/Makefile.in: Regenerate.
14 * testsuite/exclude_libs_test.c : Declare lib3_default().
15 (main): Call it.
16 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
17 * exclude_libs_test_3.c: New file.
18
f12e7348
NC		 192009-05-26 Nick Clifton <nickc@redhat.com>
20
21 * po/id.po: New Indonesian translation.
22 * po/gold.pot: Updated template file.
23
4daadc0d
ST		 242009-05-22 Sriraman Tallam <tmsriram@google.com>
25
26 * testsuite/Makefile.am: Add -ffunction-sections to compile
27 gc_comdat_test files. Add -Wl,--gc-sections to build
28 gc_comdat_test.
29 * testsuite/Makefile.in: Regenerate.
30 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
31
531813ad
ST		 322009-05-21 Sriraman Tallam <tmsriram@google.com>
33
34 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
35 kept comdat section was garbage collected.
36 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
37 * testsuite/Makefile.in: Regenerate.
38 * testsuite/gc_comdat_test.sh: New file.
39 * testsuite/gc_comdat_test_1.cc: New file.
40 * testsuite/gc_comdat_test_2.cc: New file.
41
65514900
CC		 422009-05-19 Doug Kwan <dougkwan@google.com>
43
44 * archive.cc (Archive::Archive): Move constructor from archive.h
45 to here. Initialize no_export_.
46 (Archive::get_elf_object_for_member): Set no_export flag of object.
47 * archive.h (Archive::Archive): Move constructor body to
48 archive.cc.
49 (Archive::no_export): New method.
50 (Archive::no_export_): New field.
51 * object.h (Object::Object): Initialize no_export_ to false.
52 (Object::no_export, Object::set_no_export): New methods.
53 (Object::no_export_): New field.
54 * options.cc (General_options::parse_exclude_libs): New method.
55 (General_options::check_excluded_libs) Same.
56 * options.h (exclude_libs): New option.
57 (General_options::check_excluded_libs): New method declaration.
58 (General_options::excluded_libs_): New field.
59 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
60 default or protected visibility if an object has no-export flag set.
61 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
62 (check_SCRIPTS): Add exclude_libs_test.sh.
63 (check_DATA): Add exclude_libs_test.syms.
64 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
65 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
66 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
67 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
68 (exclude_libs_test.syms, libexclude_libs_test_1.a,
69 libexclude_libs_test_2.a): New rules.
70 * testsuite/Makefile.in: Regenerate.
71 * testsuite/exclude_libs_test.c: New file.
72 * testsuite/exclude_libs_test.sh: Ditto.
73 * testsuite/exclude_libs_test_1.c: Ditto.
74 * testsuite/exclude_libs_test_2.c: Ditto.
75
1b77ea50
ILT		 762009-05-15 Ian Lance Taylor <iant@google.com>
77
78 * configure.ac: Check for declarations for cases where libiberty.h
79 checks HAVE_DECL_xxx.
80 * configure, config.in: Rebuild.
81
072fe7ce
ILT		 822009-05-15 Mikolaj Zalewski <mikolajz@google.com>
83
84 * gold.h (Incremental_argument_list): Remove (invalid) forward
85 declaration.
86 * incremental.cc (Incremental_inputs::report_achive): New method.
87 (Incremental_inputs::report_object): New method.
88 (Incremental_inputs::report_script): New method.
89 (Incremental_inputs::finalize_inputs): New method.
90 (Incremental_inputs::finalize): Call finalize_inputs().
91 (Incremental_inputs::sized_create_incremental_inputs_section_data):
92 Create inputs entries.
93 * incremental.h (Incremental_input_type): New enum.
94 (Incremental_inputs::Incremental_input): Initialize new fields.
95 (Incremental_inputs::report_inputs): New method.
96 (Incremental_inputs::report_achive): New method.
97 (Incremental_inputs::report_object): New method.
98 (Incremental_inputs::report_script): New method.
99 (Incremental_inputs::finalize_inputs): New method.
100 (Incremental_inputs::Input_info): New struct.
101 (Incremental_inputs::Input_info_map): New typedef.
102 (Incremental_inputs::lock_): New field.
103 (Incremental_inputs::Inputs_): New field.
104 (Incremental_inputs::Inputs_map): New field.
105 * main.cc (main): Call Incremental_input::report_inputs.
106 * options.h (Input_argument_list): Typedef moved from
107 Input_arguments.
108 (Input_file_group::Files): Remove, use ::Input_argument_list.
109 (Input_file_group::Input_argument_list): Remove, use
110 ::Input_argument_list.
111 * plugin.cc (Plugin_manager::add_input_file): Add error in
112 incremental build.
113 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
114 functions.
115 * script.cc (read_input_script): Call
116 Incremental_input::report_script.
117 * script.h (Script_info): New class.
118
b0481b0b
ILT		 1192009-04-27 Ian Lance Taylor <iant@google.com>
120
121 * x86_64.cc (do_adjust_output_section): Set entsize to
122 plt_entry_size.
123
b22a5a41 1242009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 125
126 * output.cc (Output_file::close): After short writes, continue
127 writing from the correct offset in the buffer being written.
128
40fde488
CD		 1292009-04-23 Chris Demetriou <cgd@google.com>
130
131 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
132 * configure: Regenerate.
133 * config.in: Regenerate.
134 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
135 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
136
3ce2c28e
ILT		 1372009-04-21 Mikolaj Zalewski <mikolajz@google.com>
138
139 * incremental.cc (Incremental_inputs_header_data): Renamed from
140 Incremental_input_header_data.
141 (Incremental_inputs_header_data::data_size): New field.
142 (Incremental_inputs_header_data::put_input_file_count): Renamed
143 from input_file_count.
144 (Incremental_inputs_header_data::put_command_line_offset): Renamed
145 from command_line_offset.
146 (Incremental_inputs_header_data::put_reserved): Renamed from
147 put_reserved.
148 (Incremental_inputs_entry_data): Renamed from
149 Incremental_input_entry_data.
150 (Incremental_inputs_entry_data::data_size): New field.
151 (Incremental_inputs::report_command_line): New method.
152 (Incremental_inputs::finalize): New method.
153 (Incremental_inputs::create_incremental_inputs_data): New method.
154 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
155 * incremental.h: New file.
156 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
157 (Layout::finalize): Create incremental inputs section in
158 incremental builds.
159 (Layout::create_incremental_info_sections): New method.
160 * layout.h (Layout::incremental_inputs): New method.
161 (Layout::create_incremental_info_sections): New method.
162 (Layout::incremental_inputs_): New field.
163 * main.cc (main): Notify Incremental_input of the command line.
164
e55bde5e
ILT		 1652009-04-01 Ian Lance Taylor <iant@google.com>
166 Mikolaj Zalewski <mikolajz@google.com>
167
168 * gold.h (reserve_unordered_map): Define, three versions, one for
169 each version of Unordered_map.
170 * layout.cc (Layout::Layout): Remove options parameter. Add
171 number_of_input_files parameter. Don't initialize options_.
172 Initialize number_of_input_files_ and resized_signatures_. Move
173 sections_are_attached_.
174 (Layout::layout_group): Reserve space for group_signatures_.
175 (Layout::find_or_add_kept_section): Change name parameter to be a
176 reference. Resize signatures_ map when it gets large enough.
177 (Layout::layout_eh_frame): Use parameters->options() instead of
178 this->options_.
179 (Layout::make_output_section): Likewise.
180 (Layout::attach_allocated_section_to_segment): Likewise.
181 (Layout::finalize, Layout::create_executable_stack): Likewise.
182 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
183 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
184 * layout.h (class Layout): Update declarations. Remove options_
185 field. Add number_of_input_files_ and resized_signatures_
186 fields. Move sections_are_attached_ field.
187 * main.cc (main): Pass number of input files to Layout
188 constructor. Don't pass options.
189
154b857c
ILT		 1902009-03-30 Ian Lance Taylor <iant@google.com>
191
192 * ffsll.c (ffsll): Correct implementation.
193
2f35ab9b
ILT		 1942009-03-27 Ian Lance Taylor <iant@google.com>
195
fd03461a
ILT		 196 * ffsll.c: New file.
197 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
198 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
199 * ftruncate.c (ftruncate): Declare before definition.
200 * mremap.c (mremap): Likewise.
201 * pread.c (pread): Likewise.
202 * configure, Makefile.in, config.in: Rebuild.
203
2f35ab9b
ILT		 204 * mremap.c: New file.
205 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
206 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
207 (mremap): Declare if HAVE_MREMAP is not defined.
208 * configure, Makefile.in, config.in: Rebuild.
209
33aea2fd
CC		 2102009-03-27 Cary Coutant <ccoutant@google.com>
211
212 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
213 position independent.
214 * sparc.cc (Target_sparc::check_non_pic): Likewise.
215 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
216
6d479619
CC		 2172009-03-24 Cary Coutant <ccoutant@google.com>
218
219 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
220 an executable.
221 (needs_dynamic_reloc): Likewise.
222
afc06bb8
ILT		 2232009-03-24 Ian Lance Taylor <iant@google.com>
224
225 * yyscript.y (file_cmd): Recognize EXTERN.
226 (extern_name_list, extern_name_list_body): New nonterminals.
227 * script.cc (script_add_extern): Define.
228 * script-c.h (script_add_extern): Declare.
229
f6060a4d
ILT		 2302009-03-24 Rafael Avila de Espindola <espindola@google.com>
231
232 * object.cc (is_elf_object): Define.
233 * object.h (is_elf_object): Declare.
234 * archive.cc (Archive::get_elf_object_for_member): Call
235 is_elf_object.
33aea2fd 236 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 237
26736d8e
ILT		 2382009-03-24 Elliott Hughes <enh@google.com>
239
240 * output.cc (Output_file::map_anonymous): Define.
241 (Output_file::map): Use map_anonymous. If the regular mmap fails,
242 try an anonymous one. Report the size if the mmap fails.
243 * output.h (class Output_file): Declare map_anonymous.
244
22fd9730
ILT		 2452009-03-24 Ian Lance Taylor <iant@google.com>
246
247 * target-select.cc (instantiate_target): Don't acquire the lock if
248 the instantiated_target_ field has already been set.
249
cb010894
ILT		 2502009-03-23 Ian Lance Taylor <iant@google.com>
251
7f055c20
ILT		 252 * gold-threads.h (class Initialize_lock): Define.
253 * gold-threads.cc (class Initialize_lock_once): Define.
254 (initialize_lock_control): New static variable.
255 (initialize_lock_pointer): New static variable.
256 (initialize_lock_once): New static function.
257 (Initialize_lock::Initialize_lock): Define.
258 (Initialize_lock::initialize): Define.
259 * target-select.h: Include "gold-threads.h".
260 (class Target_selector): Add lock_ and initialize_lock_ fields.
261 Don't define instantiate_target, just declare it.
262 * target-select.cc (Target_selector::Target_selector): Initialize
263 new fields.
264 (Target_selector::instantiate_target): Define.
265 * descriptors.h: Include "gold-threads.h".
266 (class Descriptors): Add initialize_lock_ field.
267 * descriptors.cc (Descriptors::Descriptors): Initialize new
268 field.
269 (Descriptors::open): Use initialize_lock_ field
270 * errors.h (class Errors): Add initialize_lock_ field.
271 * errors.cc (Errors::Errors): Initialize new field.
272 (Errors::initialize_lock): Use initialize_lock_ field.
273 * powerpc.cc (class Target_selector_powerpc): Remove
274 instantiated_target_ field. In do_recognize call
275 instantiate_target rather than do_instantiate_target. In
276 do_instantiate_target just allocate a new target.
277 * sparc.cc (class Target_selector_sparc): Likewise.
278
36959681
ILT		 279 * freebsd.h: New file.
280 * i386.cc: Include "freebsd.h".
281 (Target_i386): Derive from Target_freebsd rather than
282 Sized_target.
283 (Target_selector_i386): Derive from Target_selector_freebsd rather
284 than Target_selector.
285 * x86_64.cc: Include "freebsd.h".
286 (Target_x86_64): Derive from Target_freebsd rather than
287 Sized_target.
288 (Target_selector_x86_64): Derive from Target_selector_freebsd
289 rather than Target_selector.
290 * target.h (class Target): Add adjust_elf_header and
291 do_adjust_elf_header.
292 * output.cc (Output_file_header:: do_sized_write): Call target
293 adjust_elf_header routine.
294 * configure.tgt: Set targ_osabi.
295 * configure.ac: Define GOLD_DEFAULT_OSABI.
296 * parameters.cc (Parameters::default_target): Pass
297 GOLD_DEFAULT_OSABI to select_target.
298 * target-select.h (class Target_selector): Make instantiate_target
299 protected rather than private.
300 * Makefile.am (HFILES): Add freebsd.h.
301 * configure, Makefile.in, config.in: Rebuild.
302
cb010894
ILT		 303 * merge.cc (do_add_input_section): Correct pend value. Change
304 message about last entry not being null terminated from error to
305 warning.
306
0e879927
ILT		 3072009-03-20 Mikolaj Zalewski <mikolajz@google.com>
308
309 * incremental.cc: New file.
310 * Makefile.am (CCFILES): Add incremental.cc.
311 * Makefile.in: Rebuild.
312
41105937
PP		 3132009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
314
315 * layout.cc (Layout::output_section_name): Preserve names
316 of '.note.' sections.
317
60439920
ILT		 3182009-03-19 Ian Lance Taylor <iant@google.com>
319
320 * descriptors.cc (Descriptors::open): Check that the options are
321 valid before using them.
322
0d371ad3
ILT		 3232009-03-18 Ian Lance Taylor <iant@google.com>
324
325 * script-sections.h: Include <list>.
326 (class Script_sections): Change Sections_elements from std::vector
327 to std::list. Typedef public Elements_iterator. Add
328 orphan_section_placement_, data_segment_align_start_, and
329 saw_data_segment_align_ fields. Remove data_segment_align_index_
330 field.
331 * script-sections.cc (class Orphan_section_placement): New class.
332 (class Sections_element): Add virtual functions is_relro and
333 orphan_section_init. Remove virtual function place_orphan_here.
334 (class Output_section_definition): Add is_relro and
335 orphan_section_init. Remove place_orphan_here.
336 (class Orphan_output_section): Likewise.
337 (Script_sections::Script_sections): Update for field changes.
338 (Script_sections::data_segment_align): Set saw_data_segment_align_
339 and data_segment_align_start_, not data_segment_align_index.
340 (Script_sections::data_segment_relro_end): Check
341 saw_data_segment_align_. Use data_segment_align_start_ rather
342 than data_segment_align_index_.
343 (Script_sections::place_orphan): Rewrite to use
344 Orphan_section_placement.
345
9201d894
ILT		 3462009-03-17 Ian Lance Taylor <iant@google.com>
347
9c5b8369
ILT		 348 * archive.cc (Archive::add_symbols): Check for a version attached
349 to the symbol name in the archive map.
350 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
351 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
352 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
353 (ver_test_11.a): New target.
354 * testsuite/Makefile.in: Rebuild.
355
9201d894
ILT		 356 * configure.ac: Check for chsize and posix_fallocate. Replace
357 ftruncate.
358 * ftruncate.c: New file, from gnulib.
359 * output.cc (posix_fallocate): Define dummy version if not
360 HAVE_POSIX_FALLOCATE.
361 (Output_file::map): Call posix_fallocate rather than lseek and
362 write.
363 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
364 * configure, Makefile.in, config.in: Rebuild.
365
ef4ab7a8
PP		 3662009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
367
368 * layout.h (Layout::create_note): Add section_name parameter.
369 * layout.cc (Layout::create_note): Likewise.
370 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
371
8c500701
ILT		 3722009-03-17 Ian Lance Taylor <iant@google.com>
373
e85b18e1
ILT		 374 * descriptors.cc: Include "options.h".
375 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
376 (Descriptors::open): Always use O_CLOEXEC when opening a new
377 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
378 then set FD_CLOEXEC.
379
9efe6174
ILT		 380 * sparc.cc (class Target_sparc): Add has_got_section.
381 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
382 make sure we have a GOT section.
383
384 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
385 (Target_sparc::Scan::local): Likewise.
386 (Target_sparc::Scan::global): Likewise.
387 (Target_sparc::Relocate::relocate): Likewise.
388 (Target_sparc::Relocate::relocate_tls): Likewise.
389
8c500701
ILT		 390 * symtab.cc (Symbol_table::define_default_version): New function,
391 broken out of add_from_object.
392 (Symbol_table::add_from_object): Call define_default_version.
393 (Symbol_table::define_special_symbol): Add resolve_oldsym
394 parameter. Change all callers. If the version for a symbol comes
395 from a version script, resolve it with the symbol with the same
396 name with no version. Also add the symbol without a version if
397 appropriate.
398 (do_define_in_output_data): If resolving with oldsym, don't delete
399 sym.
400 (do_define_in_output_segment): Likewise.
401 (do_define_as_constant): Likewise.
402 * symtab.h (class Symbol_table): Update declarations.
403
f1ed28fb
ILT		 4042009-03-13 Ian Lance Taylor <iant@google.com>
405
15f8229b
ILT		 406 * readsyms.cc (Read_symbols::incompatible_warning): New function.
407 (Read_symbols::requeue): New function.
408 (Read_symbols::do_read_symbols): If make_elf_object fails because
409 the target type is not configured, and the file was searched for,
410 issue a warning and retry with the next directory.
411 (Add_symbols::run): If the file has an incompatible format, and
412 it was searched for, requeue the Read_symbols task. On error,
413 release the object.
414 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
415 dirindex parameter to constructor. Change all callers. Declare
416 incompatible_warning and requeue.
417 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
418 input_argument_ and input_group_ fields. Add them to
419 constructor. Change all callers.
420 (class Read_script): Add dirindex_ field. Add it to constructor.
421 Change all callers.
422 * archive.cc (Archive::setup): Remove input_objects parameter.
423 Change all callers.
424 (Archive::get_file_and_offset): Likewise.
425 (Archive::read_all_symbols): Likewise.
426 (Archive::read_symbols): Likewise.
427 (Archive::get_elf_object_for_member): Remove input_objects
428 parameter. Add punconfigured parameter. Change all callers.
429 (Archive::add_symbols): Change return type to bool. Check return
430 value of include_member.
431 (Archive::include_all_members): Likewise.
432 (Archive::include_member): Change return type to bool. Return
433 false if first included object has incompatible target. Set
434 included_member_ field.
435 (Add_archive_symbols::run): If add_symbols returns false, requeue
436 Read_symbols task.
437 * archive.h (class Archive): Add included_member_ field.
438 Initialize it in constructor. Add input_file and searched_for
439 methods. Update declarations.
440 (class Add_archive_symbols): Add dirpath_, dirindex_, and
441 input_argument_ fields. Add them to constructor. Change all
442 callers.
443 * script.cc: Include "target-select.h".
444 (class Parser_closure): Add skip_on_incompatible_target_ and
445 found_incompatible_target_ fields. Add
446 skip_on_incompatible_target parameter to constructor. Change all
447 callers. Add methods skip_on_incompatible_target,
448 clear_skip_on_incompatible_target, found_incompatible_target, and
449 set_found_incompatible_target.
450 (read_input_script): Add dirindex parameter. Change all callers.
451 If parser finds an incompatible target, requeue Read_symbols
452 task.
453 (script_set_symbol): Clear skip_on_incompatible_target in
454 closure.
455 (script_add_assertion, script_parse_option): Likewise.
456 (script_start_sections, script_add_phdr): Likewise.
457 (script_check_output_format): New function.
458 * script.h (read_input_script): Update declaration.
459 * script-c.h (script_check_output_format): Declare.
460 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
461 (ignore_cmd): Remove OUTPUT_FORMAT.
462 * fileread.cc (Input_file::Input_file): Add explicit this.
463 (Input_file::will_search_for): New function.
464 (Input_file::open): Add pindex parameter. Change all callers.
465 * fileread.h (class Input_file): Add input_file_argument method.
466 Declare will_search_for. Update declarations.
467 * object.cc (make_elf_object): Add punconfigured parameter.
468 Change all callers.
469 * object.h (class Object): Make input_file public. Add
470 searched_for method.
471 (make_elf_object): Update declaration.
472 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
473 restart search.
474 * dirsearch.h (class Dirsearch): Update declaration.
475 * options.h (class General_options): Add --warn-search-mismatch.
476 * parameters.cc (Parameters::is_compatible_target): New function.
477 * parameters.h (class Parameters): Declare is_compatible_target.
478 * workqueue.cc (Workqueue::add_blocker): New function.
479 * workqueue.h (class Workqueue): Declare add_blocker.
480
f1ed28fb
ILT		 481 * fileread.cc (Input_file::open): Remove options parameter.
482 Change all callers.
483 (Input_file::open_binary): Likewise.
484 * script.cc (read_input_script): Likewise.
485 * readsyms.h (class Read_symbols): Remove options_ field. Remove
486 options parameter from constructor. Change all callers.
487 (class Read_script): Likewise.
488 * fileread.h (class Input_file): Update declarations.
489 * script.h (read_input_script): Update declaration.
490
34dd024a
NC		 4912009-03-10 Nick Clifton <nickc@redhat.com>
492
493 * po/es.po: New Spanish translation.
494
6d71b17c
CC		 4952009-03-06 Cary Coutant <ccoutant@google.com>
496
497 * options.cc (parse_short_option): Keep dash_z from registering itself.
498
031cdbed
ILT		 4992009-03-03 Ian Lance Taylor <iant@google.com>
500
501 PR 9918
502 * target-reloc.h (relocate_section): Pass output_section to
503 relocate.
504 * i386.cc (Target_i386::should_apply_static_reloc): Add
505 output_section parameter. Change all callers.
506 (Target_i386::Relocate::relocate): Add output_section parameter.
507 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
508 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
509 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
510 * testsuite/two_file_shared.sh: New script.
511 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
512 (check_DATA): Add two_file_shared.dbg.
513 (two_file_shared.dbg): New target.
514 * testsuite/Makefile.in: Rebuild.
515
15d5fa16
ILT		 5162009-03-01 Ian Lance Taylor <iant@google.com>
517
518 * configure.ac: Check for byteswap.h.
519 * configure: Rebuild.
520 * config.in: Rebuild.
521
8a4c0b0d
ILT		 5222009-03-01 Mikolaj Zalewski <mikolajz@google.com>
523
524 * layout.cc (Layout::find_or_add_kept_section): New function.
525 (Layout::add_comdat): Removed.
526 * layout.h (struct Kept_section): Move out of class Layout.
527 Remove trailing underscores from field names. Add group_sections
528 field. Rename group_ field to is_group. Change all uses.
529 (class Layout): Declare find_or_add_kept_section, not add_comdat.
530 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
531 comdat_groups_ field.
532 (Sized_relobj::include_section_group): Use
533 find_or_add_kept_section and Kept_section::group_sections.
534 (Sized_relobj::include_linkonce_section): Likewise.
535 * object.cc (class Sized_relobj): Don't define Comdat_group or
536 Comdat_group_table. Remove find_comdat_group and
537 add_comdat_group. Remove comdat_groups_ field.
538 * plugin.cc (include_comdat_group): Use
539 Layout::find_or_add_kept_section.
540
b4ecf66b
ILT		 5412009-02-28 Ian Lance Taylor <iant@google.com>
542
14359ca0
ILT		 543 * README: --gc-sections and map files are now supported. Document
544 some build requirements.
545
b4ecf66b
ILT		 546 PR 6992
547 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
548 relocatable link set the value of the section symbol to zero.
549 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
550 relocatable link don't include the section address in the local
551 symbol value.
552
0602e05a
ILT		 5532009-02-27 Ian Lance Taylor <iant@google.com>
554
fd9d194f
ILT		 555 PR 6811
556 * options.h (class Search_directory): Add is_system_directory.
557 (class General_options): Declare is_in_system_directory.
558 * options.cc (get_relative_sysroot): Make static.
559 (get_default_sysroot): Make static.
560 (General_optoins::is_in_system_directory): New function.
561 * fileread.cc (Input_file::is_in_system_directory): New function.
562 * fileread.h (class Input_file): Declare is_in_system_directory.
563 * object.h (class Object): Add is_in_system_directory.
564 (class Input_objects): Remove system_library_directory_ field.
565 * object.cc (Input_objects::add_object): Don't set
566 system_library_directory_.
567 (input_objects::found_in_system_library_directory): Remove.
568 * symtab.cc (Symbol_table::write_globals): Remove input_objects
569 parameter. Change all callers.
570 (Symbol_table::sized_write_globals): Likewise.
571 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
572 Call Object::is_in_system_directory.
573 * symtab.h (class Symbol_table): Update declarations.
574
61edd21f
ILT		 575 PR 5990
576 * descriptors.h (Open_descriptor): Add is_on_stack field.
577 * descriptors.cc (Descriptors::open): If the descriptor is on the
578 top of the stack, remove it. Initialize is_on_stack field.
579 (Descriptors::release): Only add pod to stack if it is not on the
580 stack already.
581 (Descriptors::close_some_descriptor): Clear stack_next and
582 is_on_stack fields.
583
e29e076a
ILT		 584 PR 7091
585 * output.cc (Output_section::find_starting_output_address): Rename
586 from starting_output_address; add PADDR parameter; change return
587 type.
588 * output.h (class Output_section): Declare
589 find_starting_output_address instead of starting_output_address.
590 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
591 section symbol for which we can't find a merge section.
592
0602e05a
ILT		 593 PR 9836
594 * symtab.cc (Symbol_table::add_from_object): If the visibility is
595 hidden or internal, force the symbol to be local.
596 * resolve.cc (Symbol::override_visibility): Define.
597 (Symbol::override_base): Use override_visibility.
598 (Symbol_table::resolve): Likewise.
599 (Symbol::override_base_with_special): Likewise.
600 (Symbol_table::override_with_special): If the visibility is hidden
601 or internal, force the symbol to be local.
602 * symtab.h (class Symbol): Add set_visibility and
603 override_visibility.
604 * testsuite/ver_test_1.sh: New file.
605 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
606 (check_DATA): Add ver_test_1.syms.
607 (ver_test_1.syms): New target.
608 * testsuite/Makefile.in: Rebuild.
609
401a9a73
CC		 6102009-02-25 Cary Coutant <ccoutant@google.com>
611
612 * layout.cc (Layout::choose_output_section): Don't rename sections
613 when using a linker script that has a SECTIONS clause.
614 * Makefile.in: Regenerate.
615
616 * testsuite/Makefile.am (script_test_5.sh): New test case.
617 * testsuite/Makefile.in: Regenerate.
618 * testsuite/script_test_5.cc: New file.
619 * testsuite/script_test_5.sh: New file.
620 * testsuite/script_test_5.t: New file.
621
f488e4b0
CC		 6222009-02-13 Rafael Avila de Espindola <espindola@google.com>
623
624 * archive.cc (Archive::include_member): Update calls to add_symbols.
625 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
626 the Layout argument.
627 * dynobj.h (do_add_symbols): Add the Layout argument.
628 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
629 Layout argument.
630 * object.h (Object::add_symbols): Add the Layout argument.
631 (Object::do_add_symbols): Add the Layout argument.
632 (Sized_relobj::do_add_symbols): Add the Layout argument.
633 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
634 Unify the two versions.
635 (Add_plugin_symbols): Remove.
636 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
637 (Sized_pluginobj::do_add_symbols): Unify the two versions.
638 (Add_plugin_symbols): Remove.
639 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
640 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
641 (Add_symbols::run): Make it work with Pulginobj.
642
89dd1680
ILT		 6432009-02-06 Ian Lance Taylor <iant@google.com>
644
645 * object.cc (Sized_relobj::do_layout): Make info message start
646 with lower case letter.
647
266d0a74
ILT		 6482009-02-06 Mikolaj Zalewski <mikolajz@google.com>
649
602b464e
ILT		 650 * binary.cc: Fix file comment.
651
266d0a74
ILT		 652 * options.h (enum Incremental_disposition): Define.
653 (class General_options): Add new options: --incremental,
654 --incremental_changed, --incremental_unchanged,
655 --incremental_unknown. Add incremental_disposition_ and
656 implicit_incremental_ fields.
657 (General_options::incremental_disposition): New function.
658 (class Position_dependent_options): Add incremental_disposition
659 option.
660 (Position_dependent_options::copy_from_options): Set incremental
661 dispositions.
662 * options.cc (General_options::parse_incremental_changed): New
663 function.
664 (General_options::parse_incremental_unchanged): New function.
665 (General_options::parse_incremental_unknown): New function.
666 (General_options::General_options): Initialize new fields
667 incremental_disposition_ and implicit_incremental_.
668 (General_options::finalize): Check for uasge of --incremental-*
669 without --incremental.
670
f073bbf7
CD		 6712009-02-06 Chris Demetriou <cgd@google.com>
672
673 * gold.h (gold_undefined_symbol): Change to take only a Symbol
674 pointer and to report location as the file name associated with
675 the symbol.
676 (gold_undefined_symbol_at_location): New function to replace the
677 old gold_undefined_symbol functionality.
678 * target-reloc.h (relocate_section): Update to use
679 gold_undefined_symbol_at_location.
680 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
681 Call gold_undefined_symbol function rather than gold_error.
682 * errors.h (Errors::undefined_symbol): Take location as a
683 string, rather than calculating it from a relocation.
684 * errors.cc (Errors::fatal): Print "fatal error:" before the
685 formatted message.
686 (Errors::error, Errors::error_at_location): Print "error: "
687 before the formatted message.
688 (Errors::undefined_symbol): Take location as a string, rather
689 than calculating it from a relocation.
690 (gold_undefined_symbol_at_location): New function akin to
691 old gold_undefined_symbol, calculates location from relocation.
692 (gold_undefined_symbol): Change to take only a Symbol pointer
693 and to report location as the file name associated with the symbol.
694 * testsuite/debug_msg.sh: Update for changed error messages.
695 * testsuite/undef_symbol.sh: Likewise.
696
8e94a90c
ILT		 6972009-02-04 Duncan Sands <baldrick@free.fr>
698
699 PR 9812
700 * reduced_debug_output.h
701 (Output_reduced_debug_abbrev_section::failed): Use format for
702 gold_warning.
703 (Output_reduced_debug_info_section::faild): Likewise.
704
88a0e15b
ILT		 7052009-01-31 Mikolaj Zalewski <mikolajz@google.com>
706
707 * script.cc (Lazy_demangler): New class.
708 (Version_script_info::get_symbol_version_helper): Demangle a
709 symbol only once.
710
5efc7cd2
CC		 7112009-01-29 Cary Coutant <ccoutant@google.com>
712
713 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
714 to __tls_get_addr.
715 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
716
e0ebcf42
ILT		 7172009-01-28 Ian Lance Taylor <iant@google.com>
718
5efc7cd2 719 * version.cc (version_string): Bump to 1.9.
75fe7426 720
e0ebcf42
ILT		 721 * gold.h: Include <cstring> and <stdint.h>.
722 * version.cc: Include <cstdio>.
723 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
724 warning.
725 * reduced_debug_output.cc (insert_into_vector): Rename from
726 Insert_into_vector; change all callers. Use Swap_unaligned to
727 avoid aliasing issue; remove union since it is unnecessary.
728
8e2813be 7292009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 730
731 * Makefile.am (CCFILES): Add gc.cc.
732 (HFILES): Add gc.h.
733 * Makefile.in: Regenerate.
734 * gold.cc (Gc_runner): New class.
735 (queue_initial_tasks): Call garbage collection related tasks
736 when corresponding options are invoked.
737 (queue_middle_gc_tasks): New function.
738 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
739 processed early before laying out sections during garbage collection.
740 * gold.h (queue_middle_gc_tasks): New function.
741 (is_prefix_of): Move from "layout.cc".
742 * i386.cc (Target_i386::gc_process_relocs): New function.
743 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
744 * main.cc (main): Create object of class "Garbage_collection".
745 * object.cc (Relobj::copy_symbols_data): New function.
746 (Relobj::is_section_name_included): New function.
747 (Sized_relobj::do_layout): Allow this function to be called twice
748 during garbage collection and defer layout of section during the
749 first call.
750 * object.h (Relobj::get_symbols_data): New function.
751 (Relobj::is_section_name_included): New function.
752 (Relobj::copy_symbols_data): New function.
753 (Relobj::set_symbols_data): New function.
754 (Relobj::get_relocs_data): New function.
755 (Relobj::set_relocs_data): New function.
756 (Relobj::is_output_section_offset_invalid): New pure virtual function.
757 (Relobj::gc_process_relocs): New function.
758 (Relobj::do_gc_process_relocs): New pure virtual function.
759 (Relobj::sd_): New data member.
760 (Sized_relobj::is_output_section_offset_invalid): New function.
761 (Sized_relobj::do_gc_process_relocs): New function.
762 * options.h (General_options::gc_sections): Modify to not be a no-op.
763 (General_options::print_gc_sections): New option.
764 * plugin.cc (Plugin_finish::run): Remove function call to
765 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
766 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
767 * reloc.cc (Read_relocs::run): Add task to process relocs and
768 determine unreferenced sections when doing garbage collection.
769 (Gc_process_relocs): New class.
770 (Sized_relobj::do_gc_process_relocs): New function.
771 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
772 sections that are garbage collected.
773 * reloc.h (Gc_process_relocs): New class.
774 * sparc.cc (Target_sparc::gc_process_relocs): New function.
775 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
776 symbols whose corresponding sections are garbage collected.
777 (Symbol_table::Symbol_table): Add new parameter for the garbage
778 collection object.
779 (Symbol_table::gc_mark_undef_symbols): New function.
780 (Symbol_table::gc_mark_symbol_for_shlib): New function.
781 (Symbol_table::gc_mark_dyn_syms): New function.
782 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
783 as garbage.
784 (Symbol_table::add_from_object): Likewise.
785 (Symbol_table::add_from_relobj): When building shared objects, do not
786 treat externally visible symbols as garbage.
787 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
788 table information for static and relocatable links.
789 * symtab.h (Symbol_table::set_gc): New function.
790 (Symbol_table::gc): New function.
791 (Symbol_table::gc_mark_undef_symbols): New function.
792 (Symbol_table::gc_mark_symbol_for_shlib): New function.
793 (Symbol_table::gc_mark_dyn_syms): New function.
794 (Symbol_table::gc_): New data member.
795 * target.h (Sized_target::gc_process_relocs): New pure virtual
796 function.
797 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
798 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
799
3b293544
CF		 8002009-01-20 Chris Faylor <me.sourceware@sourceware.org>
801
802 * options.h (General_options::gc_sections): Define as a no-op for now.
803 (General_options::no_keep_memory): Ditto.
804 (General_options::Bshareable): Define.
805 * options.cc (General_options::finalize): Honor -Bshareable.
806
83d22aa8
AS		 8072009-01-20 Andreas Schwab <schwab@suse.de>
808
809 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
810 read the value in the contents, since we don't use it. Use the
811 template endianness when writing.
812 (Relocate::relocate): Use it for R_PPC_REL16_HA.
813
cd536b21
AS		 8142009-01-19 Andreas Schwab <schwab@suse.de>
815
816 * configure.tgt (powerpc64-*): Fix targ_obj.
817
99e9a495
ILT		 8182009-01-15 Ian Lance Taylor <iant@google.com>
819
820 * object.cc (Sized_relobj::write_local_symbols): Don't write out
821 local symbols when stripping all symbols.
822
bbbfea06
CC		 8232009-01-14 Cary Coutant <ccoutant@google.com>
824
99e9a495 825 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 826
0f7c0701
CC		 8272009-01-14 Cary Coutant <ccoutant@google.com>
828
829 * archive.cc (Archive::get_elf_object_for_member): Remove call
830 to File_read::claim_for_plugin.
831 * descriptors.cc (Descriptors::open): Remove reference to
832 is_claimed.
833 (Descriptors::claim_for_plugin): Remove.
834 * descriptors.h (Descriptors::claim_for_plugin): Remove.
835 (Descriptors::is_claimed): Remove.
836 (claim_descriptor_for_plugin): Remove.
837 * fileread.cc (File_read::claim_for_plugin): Remove.
838 * fileread.h (File_read::claim_for_plugin): Remove.
839 (File_read::descriptor): Reopen descriptor if necessary.
840 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
841 (Plugin_manager::all_symbols_read): Add task parameter. Change
842 all callers.
843 (Plugin_manager::get_input_file): New function.
844 (Plugin_manager::release_input_file): New function.
845 (Pluginobj::Pluginobj): Add filesize parameter and initialize
846 corresponding data member.
847 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
848 and pass to base constructor. Change all callers.
849 (get_input_file, release_input_file): New functions.
850 (make_sized_plugin_object): Add filesize parameter. Change all callers.
851 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
852 (Plugin_manager::all_symbols_read): Add task parameter.
853 (Plugin_manager::get_input_file): New function.
854 (Plugin_manager::release_input_file): New function.
855 (Plugin_manager::task_): New data member.
856 (Pluginobj::Pluginobj): Add filesize parameter.
857 (Pluginobj::filename): New function.
858 (Pluginobj::descriptor): New function.
859 (Pluginobj::filesize): New function.
860 (Pluginobj::filesize_): New data member.
861 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
862 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
863 File_read::claim_for_plugin; use Object::unlock to unlock the file.
864
865 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
866 with archive libraries.
867 * testsuite/Makefile.in: Regenerate.
868 * testsuite/plugin_test.c (struct sym_info): New type.
869 (get_input_file, release_input_file): New static variables.
870 (onload): Capture new transfer vector entries.
871 (claim_file_hook): Stop reading at end of file according to filesize.
872 Factor out parsing of readelf output into separate function.
873 (all_symbols_read_hook): Exercise get_input_file and release_input_file
874 APIs and get the source file name from the symbol table. Convert
875 source file name to corresponding object file name. Print info
876 message when adding new input files.
877 (parse_readelf_line): New function.
878 * testsuite/plugin_test_1.sh: Add checks for new info messages.
879 * testsuite/plugin_test_2.sh: Likewise.
880 * testsuite/plugin_test_3.sh: Likewise.
881 * testsuite/plugin_test_4.sh: New test case.
882
62a6d109
ILT		 8832009-01-07 Ian Lance Taylor <iant@google.com>
884
885 * version.cc (version_string): Bump to 1.8.
886
483620e8
CC		 8872008-12-23 Cary Coutant <ccoutant@google.com>
888
889 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
890 * plugin.cc (Plugin_manager::finish): Rename as
891 layout_deferred_objects. Move cleanup to separate function.
892 (Plugin_manager::cleanup): New function.
893 (Plugin_finish::run): Call layout_deferred_objects and cleanup
894 separately.
895 * plugin.h (Plugin_manager::finish): Rename as
896 layout_deferred_objects.
897 (Plugin_manager::cleanup): New function.
898 (Plugin_manager::cleanup_done): New field.
899
d66a9eb3
CC		 9002008-12-23 Cary Coutant <ccoutant@google.com>
901
902 * plugin.cc (is_visible_from_outside): New function.
903 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
904 so we don't return "IR only" status for exported symbols or -r links.
905
906 * testsuite/Makefile.am (plugin_test_3): New test case.
907 * testsuite/Makefile.in: Regenerate.
908 * testsuite/plugin_test_3.sh: New file.
909
5995b570
CC		 9102008-12-22 Cary Coutant <ccoutant@google.com>
911
912 * object.cc (Sized_relobj::layout_section): New function.
913 (Sized_relobj::do_layout): Defer layout of input sections until after
914 plugin has provided replacement files.
915 (Sized_relobj::do_layout_deferred_sections): New function.
916 * object.h (Relobj::set_section_offset): Remove virtual keyword.
917 (Relobj::layout_deferred_sections): New function.
918 (Relobj::do_layout_deferred_sections): New function.
919 (Sized_relobj::do_layout_deferred_sections): New function.
920 (Sized_relobj::layout_section): New function.
921 (Sized_relobj::Deferred_layout): New structure.
922 (Sized_relobj::deferred_layout_): New field.
923 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
924 Change all callers. Layout deferred sections.
925 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
926 references.
927 (Plugin_hook::run): Move code from do_plugin_hook inline.
928 (Plugin_hook::do_plugin_hook): Remove.
929 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
930 (Plugin_manager::finish): Renamed, was cleanup.
931 (Plugin_manager::should_defer_layout): New function.
932 (Plugin_manager::add_deferred_layout_object): New function.
933 (Plugin_manager::Deferred_layout_list): New type.
934 (Plugin_manager::deferred_layout_objects_): New field.
935 (Plugin_hook::do_plugin_hook): Remove.
936
ee769c88
ILT		 9372008-12-17 Ian Lance Taylor <iant@google.com>
938
939 * options.h (class General_options): Add --no case for
940 --export-dynamic.
941
abc8dcba
CC		 9422008-12-16 Cary Coutant <ccoutant@google.com>
943
944 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
945 vector.
946 (Plugin_manager::claim_file): Create plugin object even if
947 plugin did not call the add_symbols callback.
948 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
949 asking for more symbols than were added.
950 * testsuite/Makefile.am (plugin_test_1): Add test case with
951 no global symbols.
952 (empty.syms): New target.
953 * testsuite/Makefile.in: Regenerate.
954 * testsuite/plugin_test.c (claim_file_hook): Add new debug
955 message. Don't call add_symbols if no globals.
956 (all_symbols_read_hook): Don't provide replacement for empty
957 claimed file.
958
b0074644
ILT		 9592008-12-12 Ian Lance Taylor <iant@google.com>
960
68943102
ILT		 961 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
962 r_type == 0 for a local symbol with r_sym == 0.
963 (scan_relocatable_relocs): Pass r_sym to
964 local_non_section_strategy.
965 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
966 r_sym parameter.
967
b0074644
ILT		 968 * configure.ac: Update test for TLS descriptors: they are
969 supported as of glibc 2.9.
970 * configure: Rebuild.
971
c2508178
ILT		 9722008-12-11 Ian Lance Taylor <iant@google.com>
973
974 PR 7091
975 * target-reloc.h (Default_scan_relocatable_relocs): For each
976 function, map r_type == 0 to RELOC_DISCARD.
977
2756a258
CC		 9782008-12-10 Cary Coutant <ccoutant@google.com>
979
980 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
981 object to override a kept COMDAT group from a plugin object.
982
bb6f53d3
ILT		 9832008-12-09 Ian Lance Taylor <iant@google.com>
984
fbc558e1
ILT		 985 PR 7088
986 * yyscript.y (file_cmd): Handle INPUT.
987
bb6f53d3
ILT		 988 * testsuite/initpri1.c: Change all declarations to be full
989 prototypes by adding void, to avoid compiler warnings.
990
4674ecfc
CC		 9912008-12-05 Rafael Avila de Espindola <espindola@google.com>
992
993 * options.cc (General_options::parse_plugin_opt): New.
994 (General_options::add_plugin): The argument now is just the filename.
995 (General_options::add_plugin_option): New.
996 * options.h (plugin_opt): New.
997 (add_plugin): Change argument name.
998 (add_plugin_option): New.
999 * plugin.cc (Plugin::load): Don't parse the plugin option.
1000 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1001 (Plugin::add_option): New.
1002 (Plugin::args_): Change type.
1003 (Plugin::filename_): New.
1004 (Plugin_manager::add_plugin_option): New.
1005 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1006 * testsuite/Makefile.in: Regenerate.
1007
fd06b4aa
CC		 10082008-12-05 Cary Coutant <ccoutant@google.com>
1009
1010 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1011 Handle --strip-lto-sections option.
1012 * options.h (strip_lto_sections): New option.
1013
6c52134c
CC		 10142008-12-01 Cary Coutant <ccoutant@google.com>
1015
1016 * plugin.cc (ld_plugin_message): Change format parameter to const.
1017 Fix mismatch between new[] and delete.
1018
a45248e0
CC		 10192008-11-14 Cary Coutant <ccoutant@google.com>
1020
1021 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1022 instead of -1U.
1023
c82fbeee
CS		 10242008-11-05 Craig Silverstein <csilvers@google.com>
1025
1026 * options.cc (General_options::parse_dynamic_list): New function.
1027 * options.h (General_options): New flags dynamic_list,
1028 dynamic_list_data, dynamic_list_cpp_new, and
1029 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1030 (General_options::in_dynamic_list): New function.
1031 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1032 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1033 (Lex::can_continue_name): Likewise.
1034 (yylex): Likewise.
1035 (read_script_file): New parameter script_options.
1036 (read_dynamic_list): New function.
1037 (Script_options::define_dynamic_list): New function.
1038 (dynamic_list_keyword_parsecodes): New variable.
1039 (dynamic_list_keywords): New variable.
1040 * script.h (Script_options::define_dynamic_list): New function
1041 prototype.
1042 (read_dynamic_list): New function prototype.
1043 * symtab.cc (strprefix): New macro.
1044 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1045 dynamic_list_data, dynamic_list_cpp_new, and
1046 dynamic_list_cpp_typeinfo.
1047 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1048 (dynamic_list_expr): New rule.
1049 (dynamic_list_nodes): Likewise.
1050 (dynamic_list_node): Likewise.
1051 * testsuite/Makefile.am (dynamic_list): New test.
1052 * testsuite/Makefile.in: Regenerated.
1053 * testsuite/dynamic_list.t: New file.
1054 * testsuite/dynamic_list.sh: New file.
1055
e0bb29a5
CS		 10562008-11-05 Craig Silverstein <csilvers@google.com>
1057
1058 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1059 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1060 (t11_last): Likewise.
1061 * testsuite/ver_test_6.c (main): Likewise.
1062
4e1e25e0
CC		 10632008-10-07 Cary Coutant <ccoutant@google.com>
1064
1065 * options.c (General_options::finalize): Add check for -static and
1066 -shared.
1067 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1068 is not empty.
1069
92f03fcb
CC		 10702008-10-02 Cary Coutant <ccoutant@google.com>
1071
1072 * plugin.cc (make_sized_plugin_object): Fix conditional
1073 compilation to work when not all targets are enabled.
1074
fbd8a257
CC		 10752008-09-29 Cary Coutant <ccoutant@google.com>
1076
1077 * archive.cc (Archive::get_file_and_offset): Use filename instead
1078 of name to get library path.
1079 (Archive::include_member): Unlock external member of a thin archive.
1080
1081 * testsuite/Makefile.am (TEST_AR): New variable.
1082 (thin_archive_test_1): New test.
1083 (thin_archive_test_2): New test.
81636b3f
CC		 1084 * testsuite/Makefile.in: Regenerate.
1085 * testsuite/thin_archive_main.cc: New file.
1086 * testsuite/thin_archive_test_1.cc: New file.
1087 * testsuite/thin_archive_test_2.cc: New file.
1088 * testsuite/thin_archive_test_3.cc: New file.
1089 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1090
eff45813
CC		 10912008-09-29 Cary Coutant <ccoutant@google.com>
1092
1093 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1094 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1095 instead of -1U.
1096 (Sized_relobj::do_finalize_local_symbols): Likewise.
1097 (Sized_relobj::map_to_kept_section): Likewise.
1098 * object.h (Sized_relobj::invalid_address): New constant.
1099 (Sized_relobj::do_output_section_offset): Check for invalid_address
1100 and return -1ULL.
1101 * output.cc (Output_reloc::local_section_offset): Use constant
1102 invalid_address instead of -1U.
1103 (Output_reloc::get_address): Likewise.
1104 (Output_section::output_address): Change -1U to -1ULL.
1105 * output.h (Output_reloc::invalid_address): New constant.
1106 * reloc.cc (Sized_relobj::write_sections): Use constant
1107 invalid_address instead of -1U.
1108 (Sized_relobj::relocate_sections): Likewise.
1109 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1110 values for merge sections.
1111 * target-reloc.h (relocate_for_relocatable): Use constant
1112 invalid_address instead of -1U.
1113
89fc3421
CC		 11142008-09-19 Cary Coutant <ccoutant@google.com>
1115
1116 Add plugin functionality for link-time optimization (LTO).
1117 * configure.ac (plugins): Add --enable-plugins option.
1118 * configure: Regenerate.
1119 * config.in: Regenerate.
1120 * Makefile.am (LIBDL): New variable.
1121 (CCFILES): Add plugin.cc.
1122 (HFILES): Add plugin.h.
1123 (ldadd_var): Add LIBDL.
1124 * Makefile.in: Regenerate.
1125
1126 * archive.cc: Include "plugin.h".
1127 (Archive::setup): Don't preread archive symbols when using a plugin.
1128 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1129 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1130 files.
1131 (Archive::include_member): Add symbols from plugin objects.
1132 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1133 * descriptors.cc (Descriptors::open): Check for file descriptors
1134 abandoned by plugins.
1135 (Descriptors::claim_for_plugin): New function.
1136 * descriptors.h (Descriptors::claim_for_plugin): New function.
1137 (Open_descriptor::is_claimed): New field.
1138 (claim_descriptor_for_plugin): New function.
1139 * fileread.cc (File_read::claim_for_plugin): New function.
1140 * fileread.h (File_read::claim_for_plugin): New function.
1141 (File_read::descriptor): New function.
1142 * gold.cc: Include "plugin.h".
1143 (queue_initial_tasks): Add task to call plugin hooks for generating
1144 new object files.
1145 * main.cc: Include "plugin.h".
1146 (main): Load plugin libraries.
1147 * object.h (Pluginobj): Declare.
1148 (Object::pluginobj): New function.
1149 (Object::do_pluginobj): New function.
1150 (Object::set_target): New function.
1151 * options.cc: Include "plugin.h".
1152 (General_options::parse_plugin): New function.
1153 (General_options::General_options): Initialize plugins_ field.
1154 (General_options::add_plugin): New function.
1155 * options.h (Plugin_manager): Declare.
1156 (General_options): Add --plugin option.
1157 (General_options::has_plugins): New function.
1158 (General_options::plugins): New function.
1159 (General_options::add_plugin): New function.
1160 (General_options::plugins_): New field.
1161 * plugin.cc: New file.
1162 * plugin.h: New file.
1163 * readsyms.cc: Include "plugin.h".
1164 (Read_symbols::do_read_symbols): Check for archive before checking
1165 for ELF file. Call plugin hooks to claim files.
1166 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1167 from a real object file; force override when processing replacement
1168 files.
1169 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1170 (Symbol::init_base_object): Likewise.
1171 (Symbol::init_base_output_data): Likewise.
1172 (Symbol::init_base_output_segment): Likewise.
1173 (Symbol::init_base_constant): Likewise.
1174 (Symbol::init_base_undefined): Likewise.
1175 (Symbol::output_section): Assert that object is not a plugin.
1176 (Symbol_table::add_from_pluginobj): New function.
1177 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1178 undefined.
1179 (Symbol_table::sized_write_globals): Likewise.
1180 (Symbol_table::add_from_pluginobj): Instantiate template.
1181 * symtab.h (Sized_pluginobj): Declare.
1182 (Symbol::in_real_elf): New function.
1183 (Symbol::set_in_real_elf): New function.
1184 (Symbol::in_real_elf_): New field.
1185 (Symbol_table::add_from_pluginobj): New function.
1186
1187 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1188 (LIBDL): New variable.
1189 (LDADD): Add LIBDL.
1190 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1191 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1192 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1193 (MOSTLYCLEANFILES): Likewise.
1194 * testsuite/Makefile.in: Regenerate.
1195 * testsuite/plugin_test.c: New file.
1196 * testsuite/plugin_test_1.sh: New file.
1197 * testsuite/plugin_test_2.sh: New file.
1198
de31bda5
ILT		 11992008-09-16 Ian Lance Taylor <iant@google.com>
1200
9c2d0ef9
ILT		 1201 * target-reloc.h (relocate_section): Check whether a symbol is
1202 defined by the ABI before reporting an undefined symbol error.
1203 * target.h (Target::is_defined_by_abi): Make parameter const.
1204 (Target::do_is_defined_by_abi): Likewise.
1205 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1206 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1207 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1208 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1209 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1210 * testsuite/Makefile.in: Rebuild.
1211
de31bda5
ILT		 1212 * fileread.cc (make_view): Add casts to avoid warning.
1213
9fa33bee
AO		 12142008-09-16 Alexandre Oliva <aoliva@redhat.com>
1215
1216 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1217 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1218
183fd0e3
AO		 12192008-09-16 Alexandre Oliva <aoliva@redhat.com>
1220
1221 * options.h (General_options::output_is_executable): New.
1222 (General_options::output_is_pie): New.
1223 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1224 for shared libraries.
1225 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1226
7be8330a
CD		 12272008-09-11 Chris Demetriou <cgd@google.com>
1228
1229 * options.h (origin): New -z option.
1230 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1231 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1232 in DT_FLAGS_1.
1233
a9caad02
CC		 12342008-09-05 Cary Coutant <ccoutant@google.com>
1235
1236 * fileread.cc (File_read::make_view): Add check for attempt to map
1237 beyond end of file.
1238
ae6dce4d
CC		 12392008-09-05 Cary Coutant <ccoutant@google.com>
1240
1241 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1242 explicit instantiations.
1243
d7ab2a47
KVH		 12442008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1245
1246 PR gold/6858
1247 * options.cc (General_options::finalize): Allow undefined symbols
1248 in shlibs if linking -shared.
1249
1250 PR gold/6859
1251 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1252 symbols as not needing a dynsym entry.
1253
1e52a9c1
CS		 12542008-08-20 Craig Silverstein <csilvers@google.com>
1255
1256 * fileread.cc (File_read::open): Do not lock the file unless it
1257 was successfully opened.
1258
d85c80a3
CC		 12592008-08-14 Cary Coutant <ccoutant@google.com>
1260
1261 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1262 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1263 * testsuite/tls_test.cc (struct int128): 128-bit struct
1264 for testing TLS relocs with non-zero addend.
1265 (v12): New TLS variable.
1266 (t12): New test.
1267 (t_last): Add check for v12.
1268 * testsuite/tls_test.h (t12): New function.
1269 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1270
2d924fd9
ILT		 12712008-08-13 Ian Lance Taylor <iant@google.com>
1272
1273 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1274 set tls_segment_ or relro_segment_.
1275 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1276 when appropriate.
1277 * output.h (Output_section::clear_is_relro): New function.
1278 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1279 sections specially even when output_data_ is empty.
1280 (Output_segment::maximum_alignment): When first section is relro,
1281 only force alignment for PT_LOAD segments.
1282 * script.cc (script_data_segment_align): New function.
1283 (script_data_segment_relro_end): New function.
1284 * script-c.h (script_data_segment_align): Declare.
1285 (script_data_segment_relro_end): Declare.
1286 * script-sections.h (class Script_sections): Declare
1287 data_segment_align and data_segment_relro_end. Add fields
1288 segment_align_index_ and saw_relro_end_.
1289 * script-sections.cc (class Sections_element): Add set_is_relro
1290 virtual function. Add new bool* parameter to place_orphan_here.
1291 Add get_output_section virtual function.
1292 (class Output_section_definition): Add set_is_relro. Add new
1293 bool* parameter to place_orphan_here. Add get_output_section.
1294 Add is_relro_ field.
1295 (Output_section_definition::Output_section_definition): Initialize
1296 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1297 and is_relro_ fields.
1298 (Output_section_definition::place_orphan_here): Add is_relro
1299 parameter.
1300 (Output_section_definition::set_section_addresses): Set relro for
1301 output section.
1302 (Output_section_definition::alternate_constraint): Likewise.
1303 (class Orphan_output_section): Add new bool* parameter to
1304 place_orphan_here. Add get_output_section.
1305 (Orphan_output_section::place_orphan_here): Add is_relro
1306 parameter.
1307 (Script_sections::Script_sections): Initialize
1308 data_segment_align_index_ and saw_relro_end_.
1309 (Script_sections::data_segment_align): New function.
1310 (Script_sections::data_segment_relro_end): New function.
1311 (Script_sections::place_orphan): Set or clear is_relro.
1312 (Script_sections::set_section_addresses): Force alignment of first
1313 TLS section.
1314 * yyscript.y (exp): Call script_data_segment_align and
1315 script_data_segment_relro_end.
1316 * testsuite/relro_script_test.t: New file.
1317 * testsuite/relro_test.cc (using_script): Declare.
1318 (t1, t2): Test using_script.
1319 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1320 (relro_script_test_SOURCES): Define.
1321 (relro_script_test_DEPENDENCIES): Define.
1322 (relro_script_test_LDFLAGS): Define.
1323 (relro_script_test_LDADD): Define.
1324 (relro_script_test.so): New target.
1325 * testsuite/Makefile.in: Rebuild.
1326
f827c9a9
CC		 13272008-08-06 Cary Coutant <ccoutant@google.com>
1328
1329 * archive.cc (Archive::total_archives, Archive::total_members)
1330 (Archive::total_members_loaded): New variables.
1331 (Archive::setup): Add parameter. Add option to preread
1332 archive symbols.
1333 (Archive::read_armap): Add counter.
1334 (Archive::get_file_and_offset): New function.
1335 (Archive::get_elf_object_for_member): New function.
1336 (Archive::read_all_symbols): New function.
1337 (Archive::read_symbols): New function.
1338 (Archive::add_symbols): Add counters.
1339 (Archive::include_all_members): Use armap to find members if it's
1340 already built.
1341 (Archive::include_member): Skip reading symbols if already read.
1342 Factored code into Archive::get_file_and_offset and
1343 Archive::get_elf_object_for_member. Changed call to
1344 Mapfile::report_include_archive_member.
1345 (Archive::print_stats): New function.
1346 * archive.h: Declare Object and Read_symbols_data classes.
1347 (Archive::Archive): Add initializers for new members.
1348 (Archive::setup): Add parameter.
1349 (Archive::print_stats): New function.
1350 (Archive::total_archives, Archive::total_members)
1351 (Archive::total_members_loaded): New variables.
1352 (Archive::get_file_and_offset): New function.
1353 (Archive::get_elf_object_for_member): New function.
1354 (Archive::read_all_symbols): New function.
1355 (Archive::read_symbols): New function.
1356 (Archive::Archive_member): New class.
1357 (Archive::members_): New member.
1358 (Archive::num_members_): New member.
1359 * main.cc: Include archive.h.
1360 (main): Call Archive::print_stats.
1361 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1362 archive parameter; member_name is now the fully-decorated name.
1363 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1364 * options.h: (General_options): Add --preread-archive-symbols option.
1365 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1366 Archive::setup.
1367
de4c45bd
ILT		 13682008-08-04 Ian Lance Taylor <iant@google.com>
1369
1370 * symtab.h (Symbol::use_plt_offset): New function.
1371 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1372 * powerpc.cc (Relocate::relocate): Likewise.
1373 * sparc.cc (Relocate::relocate): Likewise.
1374 * x86_64.cc (Relocate::relocate): Likewise.
1375 * testsuite/weak_plt.sh: New test.
1376 * testsuite/weak_plt_main.cc: New test.
1377 * testsuite/weak_plt_shared.cc: New test.
1378 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1379 (check_PROGRAMS): Add weak_plt.
1380 (check_DATA): Add weak_plt_shared.so.
1381 (weak_plt_main_pic.o, weak_plt): New targets.
1382 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1383 * testsuite/Makefile.in: Rebuild.
1384
1385 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1386 gcctestdir/ld.
1387 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1388 * testsuite/Makefile.in: Rebuild.
1389
323ee3f4
AM		 13902008-08-04 Alan Modra <amodra@bigpond.net.au>
1391
1392 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1393 * Makefile.in: Regenerate.
1394 * po/POTFILES.in: Regenerate.
1395
7c07ecec
ILT		 13962008-07-29 Ian Lance Taylor <iant@google.com>
1397
1398 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1399 symbols before other symbols.
1400 * testsuite/script_test_2.cc (test_addr): Declare.
1401 (test_addr_alias): Declare.
1402 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1403 values.
7c07ecec
ILT		 1404 * testsuite/script_test_2.t: Define test_addr_alias and
1405 test_addr.
1406
5778530e
ILT		 14072008-07-24 Ian Lance Taylor <iant@google.com>
1408
2a00e4fb
ILT		 1409 PR 5990
1410 * descriptors.cc: New file.
1411 * descriptors.h: New file.
1412 * gold-threads.h (class Hold_optional_lock): New class.
1413 * fileread.cc: Include "descriptors.h".
1414 (File_read::~File_read): Release descriptor rather than closing
1415 it.
1416 (File_read::open) [file]: Call open_descriptor rather than open.
1417 Set is_descriptor_opened_.
1418 (File_read::open) [memory]: Assert that descriptor is not open.
1419 (File_read::reopen_descriptor): New function.
1420 (File_read::release): Release descriptor.
1421 (File_read::do_read): Make non-const. Reopen descriptor.
1422 (File_read::read): Make non-const.
1423 (File_read::make_view): Reopen descriptor.
1424 (File_read::do_readv): Likewise.
1425 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1426 Update declarations.
1427 * layout.cc: Include "descriptors.h".
1428 (Layout::create_build_id): Use open_descriptor rather than open.
1429 * output.cc: Include "descriptors.h".
1430 (Output_file::open): Use open_descriptor rather than open.
1431 * archive.cc (Archive::const_iterator): Change Archive to be
1432 non-const.
1433 (Archive::begin, Archive::end): Make non-const.
1434 (Archive::count_members): Likewise.
1435 * archive.h (class Archive): Update declarations.
1436 * object.h (Object::read): Make non-const.
1437 * Makefile.am (CCFILES): Add descriptors.cc.
1438 (HFILES): Add descriptors.h.
1439 * Makefile.in: Rebuild.
1440
801647d1
ILT		 1441 PR 6716
1442 * gold.h: Always include <clocale>. Add Solaris workarounds
1443 following code in binutils/sysdep.h.
1444
5edd166e
ILT		 1445 PR 6048
1446 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1447 this->eh_frame_hdr_ is NULL before using it.
1448
c89ad728
ILT		 1449 * dynobj.cc (Versions::Versions): Update comment.
1450
aa86f06b
ILT		 1451 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1452 the base version name.
1453
5778530e
ILT		 1454 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1455 array size plus one.
1456 (Stringpool_template::set_string_offsets): Subtract one from key
1457 before using it as an array index.
1458 (Stringpool_template::get_offset_with_length): Likewise.
1459 (Stringpool_template::write_to_buffer): Likewise.
1460 * stringpool.h (Stringpool_template::get_offset_from_key):
1461 Likewise.
1462
057ead22
ILT		 14632008-07-23 Ian Lance Taylor <iant@google.com>
1464
7f649c59
ILT		 1465 PR 6658
1466 * object.h (Merged_symbol_value::value): Do our best to handle a
1467 negative addend.
1468
057ead22
ILT		 1469 PR 6647
1470 * script.cc (Version_script_info::get_versions): Don't add empty
1471 version tag to return value.
1472 (Version_script_info::get_symbol_version_helper): Change return
1473 type to bool. Add pversion parameter. Change all callers.
1474 (script_register_vers_node): Don't require a non-NULL tag.
1475 * script.h (class Version_script_info): Update declarations.
1476 (Version_script_info::get_symbol_version): Change return type to
1477 bool. Add version parameter. Change all callers.
1478 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1479 handling. Handle an empty version from a version script.
1480 (Symbol_table::define_special_symbol): Likewise.
1481 * testsuite/ver_test_10.script: New file.
1482 * testsuite/ver_test_10.sh: New file.
1483 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1484 (check_DATA): Add ver_test_10.syms.
1485 (ver_test_10.syms, ver_test_10.so): New target.
1486 * testsuite/Makefile.in: Rebuild.
1487
58e54ac2
CD		 14882008-07-23 Simon Baldwin <simonb@google.com>
1489
1490 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1491 to zero for undefined symbols from dynamic libraries.
1492
95d14cd3
ILT		 14932008-07-23 Ian Lance Taylor <iant@google.com>
1494
1495 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1496 Change all callers.
1497 * symtab.h (class Symbol_table): Update declaration.
1498 * testsuite/ver_test_9.cc: New file.
1499 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1500 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1501 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1502 (ver_test_9.so, ver_test_9.o): New targets.
1503 * testsuite/Makefile.in: Rebuild.
1504
92de84a6
ILT		 15052008-07-22 Ian Lance Taylor <iant@google.com>
1506
34810851
ILT		 1507 * options.h (class General_options): Define --check-sections.
1508 * layout.cc (Layout::set_segment_offsets): Handle
1509 --check-sections.
1510
af6156ef
ILT		 1511 * options.h (class General_options): Define -n/--nmagic and
1512 -N/--omagic.
1513 * options.cc (General_options::finalize): For -n/--nmagic or
1514 -N/--omagic, set -static.
1515 * layout.cc (Layout::attach_allocated_section_to_segment): If
1516 -N/--omagic, don't put read-only and read-write sections in
1517 different segments.
1518 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1519 finding a read-only segment.
1520 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1521 don't set the minimum segment alignment to the common page size,
1522 and don't set the file offset to the address modulo the page size.
1523 * script-sections.cc (Script_sections::create_segments): If
1524 -n/--omagic, don't put read-only and read-write sections in
1525 different segments.
1526
92de84a6
ILT		 1527 * cref.cc: New file.
1528 * cref.h: New file.
1529 * options.h (class General_options): Add --print-symbol-counts.
1530 * main.cc (main): Issue defined symbol report if requested.
1531 * archive.cc (Archive::interpret_header): Make into a const member
1532 function.
1533 (Archive::add_symbols): Call Input_objects::archive_start and
1534 archive_stop.
1535 (Archive::const_iterator): Define new class.
1536 (Archive::begin, Archive::end): New functions.
1537 (Archive::include_all_members): Rewrite to use iterator.
1538 (Archive::count_members): New function.
1539 * archive.h (class Archive): Update declarations.
1540 (Archive::filename): New function.
1541 * object.cc: Include "cref.h".
1542 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1543 (Sized_relobj::do_get_global_symbol_counts): New function.
1544 (Input_objects::add_object): Add object to cross-referencer.
1545 (Input_objects::archive_start): New function.
1546 (Input_objects::archive_stop): New function.
1547 (Input_objects::print_symbol_counts): New function.
1548 * object.h: Declare Cref and Archive.
1549 (Object::get_global_symbol_counts): New function.
1550 (Object::do_get_global_symbol_counts): New pure virtual function.
1551 (class Sized_relobj): Add defined_count_ field. Update
1552 declarations.
1553 (class Input_objects): Add cref_ field. Update constructor.
1554 Update declarations.
1555 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1556 defined_count_.
1557 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1558 symbol counts.
1559 (Sized_dynobj::do_get_global_symbol_counts): New function.
1560 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1561 defined_count_. Update declarations. Define Symbols typedef.
1562 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1563 parameter. Change all callers.
1564 (Symbol_table::add_from_dynobj): Add sympointers and defined
1565 parameters. Change all callers.
1566 * symtab.h (class Symbol_table): Update declarations.
1567 * Makefile.am (CCFILES): Add cref.cc.
1568 (HFILES): Add cref.h.
1569 * Makefile.in: Rebuild.
1570
3f7c5e1d
CD		 15712008-07-22 Simon Baldwin <simonb@google.com>
1572
1573 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1574 to zero when writing undefined symbols.
1575
e0b64032
ILT		 15762008-07-22 Ian Lance Taylor <iant@google.com>
1577
1578 * output.cc (Output_section::add_input_section): Don't try to
1579 merge empty merge sections.
1580
096b02cf
CS		 15812008-07-21 Craig Silverstein <csilvers@google.com>
1582
1583 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1584 Include symbol version in error message.
cd536b21 1585
1d1f116d
CD		 15862008-07-20 Chris Demetriou <cgd@google.com>
1587
cd536b21 1588 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1589 (RANDOM_SEED_CFLAGS): New substituted variable.
1590 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1591 * configure: Rebuild.
1592 * Makefile.in: Likewise.
1593 * testsuite/Makefile.in: Likewise.
1594
a18f591e
ILT		 15952008-07-18 Ian Lance Taylor <iant@google.com>
1596
1597 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1598 where we see NAME/NULL and NAME/VERSION as separate symbols.
1599 * testsuite/ver_test_main.cc (main): Call t4.
1600 (t4, t4_2a): Define.
1601 * testsuite/ver_test_2.cc (t4_2): Define.
1602 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1603 * testsuite/ver_test_4.cc (t4_2a): Define.
1604 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1605 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1606
c6e3f6ed
ILT		 16072008-07-17 Ian Lance Taylor <iant@google.com>
1608
1609 * dynobj.cc (Versions::add_def): If we give an error about a
1610 missing version, go ahead and create the version anyhow.
1611
ef9beddf
ILT		 16122008-07-10 Ian Lance Taylor <iant@google.com>
1613
1614 Handle output sections with more than 0x7fffffff bytes.
1615 * object.h (class Relobj): Change map_to_output_ to
1616 output_sections_, and just keep a section pointer. Change all
1617 uses. Move comdat group support to Sized_relobj.
1618 (Relobj::is_section_specially_mapped): Remove.
1619 (Relobj::output_section): Remove poff parameter. Change all
1620 callers.
1621 (Relobj::output_section_offset): New function.
1622 (Relobj::set_section_offset): Rewrite.
1623 (Relobj::map_to_output): Remove.
1624 (Relobj::output_sections): New function.
1625 (Relobj::do_output_section_offset): New pure virtual function.
1626 (Relobj::do_set_section_offset): Likewise.
1627 (class Sized_relobj): Add section_offsets_ field. Add comdat
1628 group support from Relobj. Update declarations.
1629 (Sized_relobj::get_output_section_offset): New function.
1630 (Sized_relobj::do_output_section_offset): New function.
1631 (Sized_relobj::do_set_section_offset): New function.
1632 * object.cc (Relobj::output_section_address): Remove.
1633 (Sized_relobj::Sized_relobj): Initialize new fields.
1634 (Sized_relobj::include_section_group): Cast find_kept_object to
1635 Sized_relobj.
1636 (Sized_relobj::include_linkonce_section): Likewise.
1637 (Sized_relobj::do_layout): Use separate arrays for output section
1638 and output offset.
1639 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1640 output_sections.
1641 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1642 output_sections and section_offsets.
1643 (Sized_relobj::write_local_symbols): Likewise.
1644 (map_to_kept_section): Compute output address directly.
1645 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1646 output_sections and section_offsets.
1647 (Sized_relobj::write_sections): Likewise.
1648 (Sized_relobj::relocate_sections): Likewise.
1649 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1650 * output.h (class Output_reloc): Update declarations. Change
1651 u2_.relobj to Sized_relobj*.
1652 (class Output_data_reloc): Change add functions to use
1653 Sized_relobj*.
1654 * output.cc (Output_reloc::Output_reloc): Change relobj to
1655 Sized_relobj*.
1656 (Output_reloc::local_section_offset): Change return type to
1657 Elf_Addr. Use get_output_section_offset.
1658 (Output_reloc::get_address): Likewise.
1659 (Output_section::is_input_address_mapped): Don't call
1660 is_section_specially_mapped.
1661 (Output_section::output_offset): Likewise.
1662 (Output_section::output_address): Likewise.
1663 (Output_section::starting_output_address): Likewise.
1664 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1665 parameter to Sized_relobj*.
1666 (Copy_relocs::need_copy_reloc): Likewise.
1667 (Copy_relocs::save): Likewise.
1668 * copy-relocs.h (class Copy_relocs): Update declarations.
1669 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1670 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1671 * target-reloc.h (relocate_for_relocatable): Change
1672 offset_in_output_section type to Elf_Addr. Change code that uses
1673 it as well.
1674 * layout.cc (Layout::layout): Always set *off.
1675 * mapfile.cc (Mapfile::print_input_section): Use
1676 output_section_offset.
1677 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1678 Sized_relobj*.
1679 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1680 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1681 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1682
5cb66f97
ILT		 16832008-07-03 Ian Lance Taylor <iant@google.com>
1684
1685 * layout.cc (Layout::include_section): Do not discard unrecognized
1686 SHT_STRTAB sections.
1687
afe47622
CS		 16882008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1689
1690 * script.cc (Lex::can_continue_name): Make '?' allowable in
1691 version-script names.
1692 * testsuite/version_script.map: Change glob pattern to use '?'
1693
5adf9721
ILT		 16942008-06-30 Manish Singh <yosh@gimp.org>
1695
1696 PR 6585
1697 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1698 Correct typo.
1699
e6fde208
ILT		 17002008-06-30 Ian Lance Taylor <iant@google.com>
1701
1702 PR 6660
1703 PR 6682
1704 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1705 versions]: Don't try to read the value in the contents, since we
1706 don't use it. Use the template endianness when writing.
1707
3f2e6a2d
CC		 17082008-06-25 Cary Coutant <ccoutant@google.com>
1709
1710 * fileread.cc (File_read::make_view): Assert on zero-length view.
1711 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1712 symbol table when there are no symbols to read.
1713
c43d3a48
CS		 17142008-06-23 Craig Silverstein <csilvers@google.com>
1715
1716 * version.cc (version_string): Bump to 1.7
1717
5f494ea0
CS		 17182008-06-18 Craig Silverstein <csilvers@google.com>
1719
1720 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1721 constant 0xFFFF to type Valtype.
1722 (Powerpc_relocate_functions::rel16_ha): Likewise.
1723
c42e122e
ILT		 17242008-06-17 Ian Lance Taylor <iant@google.com>
1725
f34787f8
ILT		 1726 * output.h (Output_section::Input_section): Initialize p2align_ to
1727 zero for Output_section_data constructors.
1728 (Output_section::Input_section::addralign): If not an input
1729 section, return the alignment of the Output_section_data.
1730 * testsuite/copy_test.cc: New file.
1731 * testsuite/copy_test_1.cc: New file.
1732 * testsuite/copy_test_2.cc: New file.
1733 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1734 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1735 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1736 (copy_test_1_pic.o, copy_test_1.so): New targets.
1737 (copy_test_2_pic.o, copy_test_2.so): New targets.
1738 * testsuite/Makefile.in: Rebuild.
1739
c42e122e
ILT		 1740 * script-sections.cc (Script_sections::place_orphan): Initialize
1741 local variable exact.
1742
ce3ac18a
DE		 17432008-06-13 David Edelsohn <edelsohn@gnu.org>
1744
1745 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1746
42cacb20
DE		 17472008-06-12 David Edelsohn <edelsohn@gnu.org>
1748 David S. Miller <davem@davemloft.net>
1749
1750 * powerpc.cc: New file.
1751 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1752 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1753 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1754 * Makefile.in: Rebuild.
1755
7b308235
ILT		 17562008-06-09 Ian Lance Taylor <iant@google.com>
1757
1758 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1759 <exception>.
1760 (throwing, orig_terminate): New static variables.
1761 (terminate_handler): New static function.
1762 (t2): Set terminate handler.
1763
f0b886e3
ILT		 17642008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1765
1766 PR 6584
cd536b21 1767 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1768 alignment.
1769
3e90f135
CC		 17702008-05-30 Cary Coutant <ccoutant@google.com>
1771
1772 * archive.cc (Archive::include_all_members) Correct to step
1773 over symbol table and extended name table in thin archives.
1774
e09ad04a
ILT		 17752008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1776
1777 PR 6407
1778 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1779 calculation.
1780
62b01cb5
ILT		 17812008-05-28 Caleb Howe <cshowe@google.com>
1782
1783 * reduced_debug_output.cc: New file.
1784 * reduced_debug_output.h: New file.
92de84a6 1785 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1786 * options.cc (General_options::finalize): Add strip_debug_non_line
1787 to the strip heirarchy.
1788 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1789 fields.
1790 * layout.cc: Include "reduced_debug_output.h".
1791 (Layout::Layout): Initialize new fields.
1792 (line_only_debug_sections): New static array.
1793 (is_lines_only_debug_sections): New static inline function.
1794 (Layout::include_section): Handle --strip-debug-non-line.
1795 (Layout::make_output_section): If --strip-debug-non-line, build
1796 new output sections for .debug_abbrev and .debug_info.
1797 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1798 gold. Warn about possible overflow.
1799 (read_signed_LEB_128): Likewise.
1800 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1801 (read_signed_LEB_128): Declare.
1802 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1803 (HFILES): Add reduced_debug_output.h.
1804 * Makefile.in: Rebuild.
1805
7d9e3d98
ILT		 18062008-05-21 Ian Lance Taylor <iant@google.com>
1807
1808 * mapfile.cc: New file.
1809 * mapfile.h: New file.
1810 * options.h (class General_options): Add -M/--print-map and -Map.
1811 * options.cc (General_options::finalize): Make -M equivalent to
1812 -Map -.
1813 * main.cc: Include <cstdio> and "mapfile.h".
1814 (main): Open mapfile if requested.
1815 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1816 constructor. Change caller.
1817 (queue_initial_tasks): Add mapfile parameter. Change caller.
1818 (queue_middle_tasks): Likewise.
1819 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1820 declarations.
1821 * archive.cc: Include "mapfile.h".
1822 (Archive::add_symbols): Add mapfile parameter. Change all
1823 callers. Pass mapfile, symbol, and reason to include_member.
1824 (Archive::include_all_members): Add mapfile parameter. Change all
1825 callers.
1826 (Archive::include_member): Add mapfile, sym, and why parameters.
1827 Change all callers. Report inclusion to map file.
1828 * archive.h: Include "fileread.h".
1829 (class Archive): Update declarations.
1830 (Archive::file): New const method.
1831 (class Add_archive_symbols): Add mapfile_ field. Update
1832 constructor. Change all callers.
1833 * readsyms.h (class Read_symbols): Likewise.
1834 (class Finish_group): Likewise.
1835 (class Read_script): Likewise.
1836 * common.cc: Include "mapfile.h".
1837 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1838 all callers.
1839 (Symbol_table::do_allocate_commons): Likewise.
1840 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1841 symbol allocation to mapfile.
1842 * common.h (class Allocate_commons_task): Add mapfile_ field.
1843 Update constructor. Change all callers.
1844 * symtab.h (class Symbol_table): Update declarations.
1845 * layout.cc: Include "mapfile.h".
1846 (Layout_task_runner::run): Print information to mapfile.
1847 (Layout::create_gold_note): Change Output_data_fixed_space to
1848 Output_data_zero_fill.
1849 (Layout::create_build_id): Likewise.
1850 (Layout::print_to_mapfile): New function.
1851 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1852 constructor. Change caller.
1853 (class Layout): Declare print_to_mapfile.
1854 * output.cc (Output_section::Input_section::print_to_mapfile): New
1855 function.
1856 (Output_section::add_input_section): If producing a map, always
1857 add to input_sections_ list.
1858 (Output_section::do_print_to_mapfile): New function.
1859 (Output_segment::print_sections_to_mapfile): New function.
1860 (Output_segment::print_section_list_to_mapfile): New function.
1861 * output.h: Include "mapfile.h".
1862 (Output_data::print_to_mapfile): New function.
1863 (Output_data::do_print_to_mapfile): New virtual function.
1864 (Output_segment_headers::do_print_to_mapfile): New function.
1865 (Output_file_header::do_print_to_mapfile): New function.
1866 (Output_data_const::do_print_to_mapfile): New function.
1867 (class Output_data_const_buffer): Add map_name_ field. Update
1868 constructor. Change all callers. Add do_print_to_mapfile
1869 function.
1870 (class Output_data_fixed_space): Likewise.
1871 (class Output_data_space): Likewise.
1872 (class Output_data_zero_fill): New class.
1873 (Output_data_strtab::do_print_to_mapfile): New function.
1874 (Output_data_reloc_base::do_print_to_mapfile): New function.
1875 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1876 (Output_data_group::do_print_to_mapfile): New function.
1877 (Output_data_got::do_print_to_mapfile): New function.
1878 (Output_data_dynamic::do_print_to_mapfile): New function.
1879 (Output_symtab_xindex::do_print_to_mapfile): New function.
1880 (class Output_section): Declare do_print_to_mapflie. Declare
1881 print_to_mapfile in Input_section.
1882 (class Output_segment): Declare new functions.
1883 * object.h (Sized_relobj::symbol_count): New function.
1884 * script-sections.cc
1885 (Output_section_element_dot_assignment::set_section_addresses):
1886 Change Output_data_fixed_space to Output_data_zero_fill.
1887 (Output_data_expression::do_print_to_mapfile): New function.
1888 * script.cc (read_input_script): Add mapfile parameter. Change
1889 all callers.
1890 * script.h (read_input_script): Update declaration.
1891 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1892 (Eh_frame::do_print_to_mapfile): New function.
1893 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1894 (Output_merge_string::do_print_to_mapfile): New function.
1895 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1896 function.
1897 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1898 function.
1899 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1900 function.
1901 * Makefile.am (CCFILES): Add mapfile.cc.
1902 (HFILES): Add mapfile.h.
1903 * Makefile.in: Rebuild.
1904
9f1d377b
ILT		 19052008-05-19 Ian Lance Taylor <iant@google.com>
1906
1907 * options.h (class General_options): Add -z relro.
1908 * layout.cc (Layout::Layout): Initialize relro_segment_.
1909 (Layout::add_output_section_data): Return the output section.
1910 (Layout::make_output_section): Rcognize relro sections and mark
1911 them appropriately.
1912 (Layout::attach_allocated_section_to_segment): Put relro sections
1913 in a PT_GNU_RELRO segment.
1914 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1915 section as relro.
1916 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1917 PT_TLS segments.
1918 (Layout::linkonce_mapping): Map d.rel.ro.local to
1919 .data.rel.ro.local.
1920 (Layout::output_section_name): Us .data.rel.ro.local for any
1921 section which begins with that.
1922 * layout.h (class Layout): Update add_output_section_data
1923 declaration. Add relro_segment_ field.
1924 * output.cc (Output_section::Output_section): Initialize is_relro_
1925 and is_relro_local_ fields.
1926 (Output_segment::add_output_section): Group relro sections.
1927 (Output_segment::is_first_section_relro): New function.
1928 (Output_segment::maximum_alignment): If there is a relro section,
1929 align the segment to the common page size.
1930 (Output_segment::set_section_addresses): Track whether we are
1931 looking at relro sections. If the last section is a relro
1932 section, align to the common page size.
1933 (Output_segment::set_section_list_addresses): Add in_relro
1934 parameter. Change all callers. Align to the page size when
1935 moving from relro to non-relro section.
1936 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1937 segment.
1938 * output.h (class Output_section): Add is_relro_ and
1939 is_relro_local_ fields.
1940 (Output_section::is_relro): New function.
1941 (Output_section::set_is_relro): New function.
1942 (Output_section::is_relro_local): New function.
1943 (Output_section::set_is_relro_local): New function.
1944 (class Output_segment): Update declarations.
1945 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1946 * sparc.cc (Target_sparc::got_section): Likewise.
1947 * x86_64.cc (Target_x86_64::got_section): Likewise.
1948 * testsuite/relro_test_main.cc: New file.
1949 * testsuite/relro_test.cc: New file.
1950 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1951 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1952 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1953 (relro_test.so, relro_test_pic.o): New targets.
1954 * testsuite/Makefile.in: Rebuild.
1955
a984ee1d
ILT		 19562008-05-16 Ian Lance Taylor <iant@google.com>
1957
01676dcd
ILT		 1958 * output.cc (Output_segment::add_output_section): Remove front
1959 parameter.
1960 * output.h (class Output_segment): Remove
1961 add_initial_output_section and overloaded add_output_section.
1962 Update declaration of remaining add_output_section.
1963 * layout.cc (Layout::create_interp): Call add_output_section
1964 rather than add_initial_output_section.
1965 (Layout::finish_dynamic_section): Likewise.
1966
497897f9
ILT		 1967 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1968 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1969 know the dynamic type.
1970 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1971 field. Initialize it in constructor.
1972 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1973 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1974 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1975 reloc.
1976
a984ee1d
ILT		 1977 * output.cc (Output_reloc::get_address): Change return type to
1978 Elf_Addr.
1979 * output.h (class Output_reloc): Update get_address declaration.
1980 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1981 for section addresses.
1982
55ba0940
ILT		 19832008-05-09 Ian Lance Taylor <iant@google.com>
1984
1985 PR 6493
1986 * gold.cc (gold_nomem): Use return value of write.
1987
75517b77
ILT		 19882008-05-08 Ian Lance Taylor <iant@google.com>
1989
1990 * symtab.c (Symbol::init_base_output_data): Add version
1991 parameter. Change all callers.
1992 (Symbol::init_base_output_segment): Likewise.
1993 (Symbol::init_base_constant): Likewise.
1994 (Symbol::init_base_undefined): Likewise.
1995 (Sized_symbol::init_output_data): Likewise.
1996 (Sized_symbol::init_output_segment): Likewise.
1997 (Sized_symbol::init_constant): Likewise.
1998 (Sized_symbol::init_undefined): Likewise.
1999 (Symbol_table::do_define_in_output_data): If the new symbol has a
2000 version, mark it as the default.
2001 (Symbol_table::do_define_in_output_segment): Likewise.
2002 (Symbol_table::do_define_as_constant): Likewise.
2003 * symtab.h (class Symbol): Update declarations.
2004 (class Sized_symbol): Likewise.
2005 * resolve.cc (Symbol::override_version): New function.
c42e122e 2006 (Symbol::override_base): Call override_version.
75517b77
ILT		 2007 (Symbol::override_base_with_special): Likewise.
2008 * testsuite/ver_script_8.script: New file.
2009 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2010 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2011 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2012 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2013
f1f70eae
ILT		 20142008-05-06 Ian Lance Taylor <iant@google.com>
2015
f3e9c5c5
ILT		 2016 PR 6049
2017 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2018 functions.
2019 (class General_options): Remove existing --undefined, and add
2020 --no-undefined instead. Add new --undefined as synonym for -u.
2021 * archive.cc (Archive::add_symbols): Check whether symbol was
2022 named with -u.
2023 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2024 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2025 all uses. Add IS_UNDEFINED. Update declarations to split
2026 different versions of init_base. Declare init_base_undefined.
2027 (Symbol::is_defined): Handle IS_UNDEFINED.
2028 (Symbol::is_undefined): Likewise.
2029 (Symbol::is_weak_undefined): Call is_undefined.
2030 (Symbol::is_absolute): Handle IS_CONSTANT.
2031 (class Sized_symbol): Update declarations to split different
2032 versions of init. Declare init_undefined.
2033 (class Symbol_table): Declare new functions.
2034 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2035 Change all callers.
2036 (Symbol::init_base_output_data): Likewise.
2037 (Symbol::init_base_output_segment): Likewise.
2038 (Symbol::init_base_constant): Likewise.
2039 (Symbol::init_base_undefined): New function.
2040 (Sized_symbol::init_object): Rename from init. Change all
2041 callers.
2042 (Sized_symbol::init_output_data): Likewise.
2043 (Sized_symbol::init_output_segment): Likewise.
2044 (Sized_symbol::init_constant): Likewise.
2045 (Sized_symbol::init_undefined): New function.
2046 (Symbol_table::add_undefined_symbols_from_command_line): New
2047 function.
2048 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2049 function.
2050 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2051 (Symbol::output_section): Likewise.
2052 (Symbol::set_output_section): Likewise.
2053 (Symbol_table::sized_finalize_symbol): Likewise.
2054 (Symbol_table::sized_write_globals): Likewise.
2055 * resolve.cc (Symbol_table::should_override): Likewise.
2056 (Symbol::override_base_with_special): Likewise.
2057
8bdcdf2c
ILT		 2058 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2059 symbol, change it to have default visibility.
2060 * testsuite/protected_1.cc: New file.
2061 * testsuite/protected_2.cc: New file.
2062 * testsuite/protected_3.cc: New file.
2063 * testsuite/protected_main_1.cc: New file.
2064 * testsuite/protected_main_2.cc: New file.
2065 * testsuite/protected_main_3.cc: New file.
2066 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2067 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2068 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2069 (protected_1.so): New target.
2070 (protected_1_pic.o, protected_2_pic.o): New targets.
2071 (protected_3_pic.o): New target.
2072 (check_PROGRAMS): Add protected_2.
2073 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2074 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2075 * testsuite/Makefile.in: Rebuild.
2076
2b706932
ILT		 2077 * options.h (DEFINE_var): Add set_user_set_##varname__.
2078 (DEFINE_bool_alias): New macro.
2079 (class General_options): Define -Bstatic using DEFINE_bool_alias
2080 rather than DEFINE_special. Add --undefined as an alias for -z
2081 defs.
2082 * options.cc (General_options::parse_Bstatic): Remove.
2083
d82a5bcc
ILT		 2084 * options.h (class General_options): Add --fatal-warnings.
2085 * main.cc (main): Implement --fatal-warnings.
2086 * errors.h (Errors::warning_count): New function.
2087
f1f70eae
ILT		 2088 * options.h (class General_options): Add -Bsymbolic-functions.
2089 * symtab.h (Symbol::is_preemptible): Check for
2090 -Bsymbolic-functions.
2091
8825ac63
ILT		 20922008-05-05 Ian Lance Taylor <iant@google.com>
2093
d98bc257
ILT		 2094 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2095 as noVARNAME rather than no-VARNAME.
2096 (class General_options): Add option -z combreloc.
2097 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2098 get_address.
2099 (Output_reloc::sort_before) [SHT_REL]: New function.
2100 (Output_reloc::sort_before) [SHT_RELA]: New function.
2101 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2102 Sort_relocs_comparison.
2103 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2104 parameter. Change all callers.
2105 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2106 sort_relocs parameter. Change all callers.
2107 * output.cc (Output_reloc::get_address): New function, broken out
2108 of write_rel.
2109 (Output_reloc::write_rel): Call it.
2110 (Output_reloc::compare): New function.
2111 (Output_data_reloc_base::do_write): Optionally sort relocs.
2112
60b2b4e7
ILT		 2113 * configure.ac: If targ_extra_obj is set, link it in.
2114 * configure.tgt: Initialize all variables.
2115 (x86_64*): Set targ_extra_obj and targ_extra_size.
2116 * configure: Rebuild.
2117
8825ac63
ILT		 2118 * object.cc (Sized_relobj::include_section_group): Adjust section
2119 indexes read from group data. Build vector to pass to
2120 layout_group.
2121 * layout.cc (Layout::layout_group): Add flags and shndxes
2122 parameters. Remove contents parameter. Change caller. Update
2123 explicit instantiations.
2124 * layout.h (class Layout): Update layout_group declaration.
2125 * output.cc (Output_data_group::Output_data_group): Add flags and
2126 input_shndxes parameters. Remove contents parameter. Change
2127 caller.
2128 (Output_data_group::do_write): Change input_sections_ to
2129 input_shndxes_.
2130 * output.h (class Output_data_group): Update constructor
2131 declaration. Rename input_sections_ to input_shndxes_.
2132 * testsuite/many_sections_test.cc: Add template.
2133
e94cf127
CC		 21342008-04-30 Cary Coutant <ccoutant@google.com>
2135
4418b2d5
CC		 2136 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2137
e94cf127
CC		 2138 * layout.cc (Layout::include_section): Refactored check for debug
2139 info section.
2140 (Layout::add_comdat): Add new parameters. Change type
2141 of signature parameter. Add object and shndx to signatures table.
2142 (Layout::find_kept_object): New function.
2143 * layout.h: Include <cstring>.
2144 (Layout::is_debug_info_section): New function.
2145 (Layout::add_comdat): Add new parameters.
2146 (Layout::find_kept_object): New function.
2147 (Layout::Kept_section): New struct.
2148 (Layout::Signatures): Change type of map range.
2149 * object.cc (Relobj::output_section_address): New function.
2150 (Sized_relobj::include_section_group): Add new parameters. Change
2151 calls to Layout::add_comdat. Change to build table of kept comdat
2152 groups and table mapping discarded sections to kept sections.
2153 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2154 (Sized_relobj::do_layout): Change calls to include_section_group and
2155 include_linkonce_section.
2156 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2157 value to zero when section is discarded.
2158 (Sized_relobj::map_to_kept_section): New function.
2159 * object.h (Relobj::output_section_address): New function.
2160 (Relobj::Comdat_group): New type.
2161 (Relobj::find_comdat_group): New function.
2162 (Relobj::Comdat_group_table): New type.
2163 (Relobj::Kept_comdat_section): New type.
2164 (Relobj::Kept_comdat_section_table): New type.
2165 (Relobj::add_comdat_group): New function.
2166 (Relobj::set_kept_comdat_section): New function.
2167 (Relobj::get_kept_comdat_section): New function.
2168 (Relobj::comdat_groups_): New field.
2169 (Relobj::kept_comdat_sections_): New field.
2170 (Symbol_value::input_value): Update comment.
2171 (Sized_relobj::map_to_kept_section) New function.
2172 (Sized_relobj::include_linkonce_section): Add new parameter.
2173 * target-reloc.h (Comdat_behavior): New type.
2174 (get_comdat_behavior): New function.
2175 (relocate_section): Add code to map a discarded section to the
2176 corresponding kept section when applying a relocation.
2177
e4e5049b
CS		 21782008-04-30 Craig Silverstein <csilvers@google.com>
2179
2180 * dwarf_reader.cc (next_generation_count): New static var.
2181 (Addr2line_cache_entry): New struct.
2182 (addr2line_cache): New static var.
2183 (Dwarf_line_info::one_addr2line): Added caching.
2184 (Dwarf_line_info::clear_addr2line_cache): New function.
2185 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2186 cache-size parameter.
2187 (Dwarf_line_info::one_addr2line_cache): New function.
2188 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2189 new cache-size argument to one_addr2line(), and clear cache.
2190
d09e9154
CC		 21912008-04-28 Cary Coutant <ccoutant@google.com>
2192
2193 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2194 R_386_PC8 relocations.
2195
7ef73768
ILT		 21962008-04-23 Ian Lance Taylor <iant@google.com>
2197
55438702
ILT		 2198 * object.cc (Sized_relobj::include_section_group): Check for
2199 invalid section group.
2200
c165fb93
ILT		 2201 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2202 header size.
2203
7ef73768
ILT		 2204 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2205 than read for file header.
2206 * archive.cc (Archive::include_member): Likewise.
2207
6194aaab
L		 22082008-04-23 Paolo Bonzini <bonzini@gnu.org>
2209
2210 * aclocal.m4: Regenerate.
2211 * configure: Regenerate.
2212
d491d34e
ILT		 22132008-04-19 Ian Lance Taylor <iant@google.com>
2214
5ea2bac6
ILT		 2215 * version.cc (version_string): Bump to 1.6.
2216
7bc3e21a
ILT		 2217 * testsuite/Makefile.am (many_sections_r_test): New target.
2218 (many_sections_r_test_SOURCES): Remove.
2219 (many_sections_r_test_DEPENDENCIES): Remove.
2220 (many_sections_r_test_LDFLAGS): Remove.
2221 (many_sections_r_test_LDADD): Remove.
2222
7fcd3aa9
ILT		 2223 * object.cc (Sized_relobj::do_add_symbols): Always pass
2224 local_symbol_count_ to add_from_relobj.
2225
4c94d6ae
ILT		 2226 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2227 every thousand variables.
2228 * testsuite/Makefile.in: Rebuild.
2229
d491d34e
ILT		 2230 * object.cc (Xindex::initialize_symtab_xindex): New function.
2231 (Xindex::read_symtab_xindex): New function.
2232 (Xindex::sym_xindex_to_shndx): New function.
2233 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2234 available.
2235 (Sized_relobj::do_initialize_xindex): New function.
2236 (Sized_relobj::do_read_symbols): Adjust section links.
2237 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2238 parameter. Change all callers.
2239 (Sized_relobj::include_section_group): Adjust section links and
2240 symbol section indexes.
2241 (Sized_relobj::do_layout): Adjust section links.
2242 (Sized_relobj::do_count_local_symbols): Adjust section links and
2243 symbol section indexes.
2244 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2245 ordinary and special symbols.
2246 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2247 dynsym_xindex parameters. Change all callers. Adjust section
2248 links. Use SHN_XINDEX when needed.
2249 (Sized_relobj::get_symbol_location_info): Adjust section links.
2250 Don't get fooled by special symbols.
2251 * object.h (class Xindex): Define.
2252 (class Object): Add xindex_ parameter. Declare virtual functoin
2253 do_initialize_xindex.
2254 (Object::adjust_sym_shndx): New function.
2255 (Object::set_xindex): New protected function.
2256 (class Symbol_value): Add is_ordinary_shndx_ field.
2257 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2258 (Symbol_value::value): Assert ordinary section.
2259 (Symbol_value::initialize_input_to_output_map): Likewise.
2260 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2261 Change all callers.
2262 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2263 all callers.
2264 (class Sized_relobj): Update declarations.
2265 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2266 parameter. Change all callers.
2267 (Sized_relobj::adjust_shndx): New function.
2268 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2269 field.
2270 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2271 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2272 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2273 (Sized_dynobj::read_dynsym_section): Adjust section links.
2274 (Sized_dynobj::read_dynamic): Likewise.
2275 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2276 section links.
2277 (Sized_dynobj::do_initialize_xindex): New function.
2278 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2279 do_initialize_xindex.
2280 (Sized_dynobj::adjust_shndx): New function.
2281 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2282 dynsym_xindex_ fields.
2283 (Layout::finalize): Add a call to set_section_indexes before
2284 creating the symtab sections.
2285 (Layout::set_section_indexes): Don't do anything if the section
2286 already has a section index.
2287 (Layout::create_symtab_sections): Add shnum parameter. Change
2288 caller. Create .symtab_shndx section if needed.
2289 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2290 caller.
2291 (Layout::allocated_output_section_count): New function.
2292 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2293 needed.
2294 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2295 fields. Update declarations.
2296 (Layout::symtab_xindex): New function.
2297 (Layout::dynsym_xindex): New function.
2298 (class Write_symbols_task): Add layout_ field.
2299 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2300 Change caller.
2301 * output.cc (Output_section_headers::Output_section_headers): Add
2302 shstrtab_section parameter. Change all callers.
2303 (Output_section_headers::do_sized_write): Store overflow values
2304 for section count and section string table section index in
2305 section header zero.
2306 (Output_file_header::do_sized_write): Check for overflow of
2307 section count and section string table section index.
2308 (Output_symtab_xindex::do_write): New function.
2309 (Output_symtab_xindex::endian_do_write): New function.
2310 * output.h (class Output_section_headers): Add shstrtab_section_.
2311 Update declarations.
2312 (class Output_symtab_xindex): Define.
2313 (Output_section::has_out_shndx): New function.
2314 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2315 field.
2316 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2317 Change all callers.
2318 (Sized_symbol::init): Likewise.
2319 (Symbol::output_section): Check for ordinary symbol.
2320 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2321 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2322 callers.
2323 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2324 Change all callers. Simplify handling of symbols from sections
2325 not included in the link.
2326 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2327 distinction.
2328 (Weak_alias_sorter::operator()): Assert that symbols are
2329 ordinary.
2330 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2331 distinction.
2332 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2333 parameters. Change all callers.
2334 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2335 symbol distinction. Use SHN_XINDEX when needed.
2336 (Symbol_table::write_section_symbol): Add symtab_xindex
2337 parameter. Change all callers.
2338 (Symbol_table::sized_write_section_symbol): Likewise. Use
2339 SHN_XINDEX when needed.
2340 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2341 declarations.
2342 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2343 (Symbol::is_defined): Check is_ordinary.
2344 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2345 (Symbol::is_absolute, Symbol::is_common): Likewise.
2346 (class Sized_symbol): Update declarations.
2347 (class Symbol_table): Update declarations.
2348 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2349 parameters. Change all callers.
2350 (Sized_symbol::override): Likewise.
2351 (Symbol_table::override): Likewise.
2352 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2353 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2354 is_ordinary, and orig_st_shndx parameters. Change all callers.
2355 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2356 to be in an ordinary section.
2357 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2358 object and is_ordinary parameters. Change all callers.
2359 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2360 Change all callers. Don't add undefined or non-ordinary symbols
2361 to reloc_map_.
2362 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2363 Change all callers.
2364 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2365 declarations.
2366 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2367 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2368 (Sized_relobj::relocate_sections): Likewise.
2369 * target-reloc.h (scan_relocs): Adjust section symbol index.
2370 (scan_relocatable_relocs): Likewise.
2371 * i386.cc (Scan::local): Check for ordinary symbols.
2372 * sparc.cc (Scan::local): Likewise.
2373 * x86_64.cc (Scan::local): Likewise.
2374 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2375 to symbol_section_and_value.
2376 * testsuite/many_sections_test.cc: New file.
2377 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2378 (check_PROGRAMS): Add many_sections_test.
2379 (many_sections_test_SOURCES): Define.
2380 (many_sections_test_DEPENDENCIES): Define.
2381 (many_sections_test_LDFLAGS): Define.
2382 (BUILT_SOURCES): Add many_sections_define.h.
2383 (many_sections_define.h): New target.
2384 (BUILT_SOURCES): Add many_sections_check.h.
2385 (many_sections_check.h): New target.
2386 (check_PROGRAMS): Add many_sections_r_test.
2387 (many_sections_r_test_SOURCES): Define.
2388 (many_sections_r_test_DEPENDENCIES): Define.
2389 (many_sections_r_test_LDFLAGS): Define.
2390 (many_sections_r_test_LDADD): Define.
2391 (many_sections_r_test.o): New target.
2392 * testsuite/Makefile.in: Rebuild.
2393
c5818ff1
CC		 23942008-04-17 Cary Coutant <ccoutant@google.com>
2395
2396 * errors.cc (Errors::info): New function.
2397 (gold_info): New function.
2398 * errors.h (Errors::info): New function.
2399 * gold.h (gold_info): New function.
2400 * object.cc (Input_objects::add_object): Print trace output.
2401 * options.cc (options::parse_set): New function.
2402 (General_options::parse_wrap): Deleted.
2403 (General_options::General_options): Deleted initializer.
2404 * options.h (options::String_set): New typedef.
2405 (options::parse_set): New function.
2406 (DEFINE_set): New macro.
2407 (General_options::wrap): Changed to use DEFINE_set. Changed
2408 callers of any_wrap_symbols and is_wrap_symbol.
2409 (General_options::trace, General_options::trace_symbol):
2410 New options.
2411 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2412 (General_options::wrap_symbols_): Deleted.
2413 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2414
b5be4a7c
DM		 24152008-04-17 David S. Miller <davem@davemloft.net>
2416
2417 * options.cc (General_options::parse_V): New function.
2418 * options.h: Add entries for -V and -Qy.
2419
155a0dd7
ILT		 24202008-04-17 Ian Lance Taylor <iant@google.com>
2421
2422 * common.cc (Symbol_table::allocate_commons): Remove options
2423 parameter. Change caller.
2424 (Symbol_table::do_allocate_commons): Remove options parameter.
2425 Change caller. Just call do_allocate_commons_list twice.
2426 (Symbol_table::do_allocate_commons_list): New function, broken out
2427 of do_allocate_commons.
2428 * common.h (class Allocate_commons_task): Remove options_ field.
2429 Update constructor.
2430 * symtab.cc (Symbol_table::Symbol_table): Initialize
2431 tls_commons_.
2432 (Symbol_table::add_from_object): Put TLS common symbols on
2433 tls_commons_ list.
2434 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2435 which are IN_OUTPUT_DATA.
2436 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2437 allocate_commons and do_allocate_commons declarations. Declare
2438 do_allocate_commons_list.
2439 * gold.cc (queue_middle_tasks): Update creation of
2440 Allocate_commons_task to not pass options.
2441 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2442 (TLS_TEST_C_FLAGS): New variable.
2443 (tls_test_c_pic.o): New target.
2444 (tls_test_shared.so): Link in tls_test_c_pic.o.
2445 (tls_test_c_pic_ie.o): New target.
2446 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2447 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2448 (tls_test_c.o): New target.
2449 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2450 (tls_pic_test_LDADD): Likewise.
2451 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2452 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2453 (tls_test_c_gnu2.o): New target.
2454 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2455 tls_test_c_gnu2.o.
2456 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2457 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2458 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2459 * testsuite/tls_test.cc: Include "config.h".
2460 (t_last): Call t11_last.
2461 * testsuite/tls_test.h (t11, t11_last): Declare.
2462 * testsuite/tls_test_c.c: New file.
2463 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2464 * configure.ac: Check for OpenMP support.
2465 * configure, config.in, Makefile.in: Rebuild.
2466 * testsuite/Makefile.in: Rebuild.
2467
edfbb029
CC		 24682008-04-16 Cary Coutant <ccoutant@google.com>
2469
2470 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2471 (Target_i386::tls_base_symbol_defined_): New field.
2472 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2473 (Target_i386::Scan::global): Likewise.
2474 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2475 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2476 (Target_x86_64::tls_base_symbol_defined_): New field.
2477 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2478 (Target_x86_64::Scan::global): Likewise.
2479
f3c69fca
CC		 24802008-04-16 Cary Coutant <ccoutant@google.com>
2481
2482 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2483 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2484 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2485 building shared libraries.
2486 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2487 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2488 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2489 * testsuite/Makefile.in: Rebuild.
2490 * testsuite/weak_undef.h: New file.
2491 * testsuite/weak_undef_file1.cc: Add extra test cases.
2492 * testsuite/weak_undef_file2.cc: Likewise.
2493 * testsuite/weak_undef_test.cc: Likewise.
2494
7c414435
DM		 24952008-04-16 David S. Miller <davem@davemloft.net>
2496
32b769e1
DM		 2497 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2498 Add issued_non_pic_error_ field. Declare check_non_pic.
2499 (Target_sparc::Scan::check_non_pic): New function.
2500 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2501 (Target_sparc::Scan::global): Likewise.
2502
11936fb1
DM		 2503 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2504 * configure: Rebuild.
2505
7c414435
DM		 2506 * options.h (DEFINE_enable): New macro.
2507 (new_dtags): New enable option.
2508 (initfirst, interpose, loadfltr, nodefaultlib,
2509 nodelete, nodlopen, nodump): New -z options.
2510 * layout.cc (Layout:finish_dynamic_section): If new
2511 dtags enabled, emit DT_RUNPATH. Also, emit a
2512 DT_FLAGS_1 containing any specified -z flags.
2513
85c7bf8b
ILT		 25142008-04-16 Ian Lance Taylor <iant@google.com>
2515
12c0daef
ILT		 2516 * copy-relocs.cc: New file.
2517 * copy-relocs.h: New file.
2518 * reloc.cc: Remove Copy_relocs code.
2519 * reloc.h: Likewise.
2520 * reloc-types.h (struct Reloc_types) [both versions]: Add
2521 get_reloc_addend_noerror.
2522 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2523 variants of add_global which take an addend which must be zero.
2524 * i386.cc: Include "copy-relocs.h".
2525 (class Target_i386): Change type of copy_relocs_ to variable,
2526 update initializer.
2527 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2528 Change all callers.
2529 (Target_i386::do_finalize_sections): Change handling of
2530 copy_relocs_.
2531 * sparc.cc: Include "copy-relocs.h".
2532 (class Target_sparc): Change type of copy_relocs_ to variable,
2533 update initializer.
2534 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2535 Change all callers.
2536 (Target_sparc::do_finalize_sections): Change handling of
2537 copy_relocs_.
2538 * x86_64.cc: Include "copy-relocs.h".
2539 (class Target_x86_64): Change type of copy_relocs_ to variable,
2540 update initializer.
2541 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2542 class. Change all callers.
2543 (Target_x86_64::do_finalize_sections): Change handling of
2544 copy_relocs_.
2545 * Makefile.am (CCFILES): Add copy-relocs.cc.
2546 (HFILES): Add copy-relocs.h.
2547
4f4995b6
ILT		 2548 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2549
85c7bf8b
ILT		 2550 * testsuite/script_test_4.sh: Permit leading zeroes.
2551
4f2a9edd
ILT		 25522008-04-15 Ian Lance Taylor <iant@google.com>
2553
e6188289
ILT		 2554 * script-sections.cc (Script_sections::create_segments): Use
2555 header_size_adjustment even when there is enough room for the
2556 headers.
2557 * testsuite/script_test_4.sh: New file.
2558 * testsuite/script_test_4.t: New file.
2559 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2560 (check_DATA): Add script_test_4.stdout.
2561 (MOSTLYCLEANFILES): Likewise.
2562 (script_test_4): New target.
2563 (script_test_4.stdout): New target.
2564 * testsuite/Makefile.in: Rebuild.
2565
4f2a9edd
ILT		 2566 * sparc.cc: Add definitions for Output_data_plt_sparc class
2567 constants.
2568
f5314dd5
DM		 25692008-04-14 David S. Miller <davem@davemloft.net>
2570
2571 * sparc.cc: New file.
2572 * Makefile.am (TARGETSOURCES): Add sparc.cc
2573 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2574 * configure.tgt: Document targ_extra_size and
2575 targ_extra_big_endian. Add entries for sparc-* and
2576 sparc64-*.
2577 * configure.ac: Handle targ_extra_size and
2578 targ_extra_big_endian.
2579 * Makefile.in: Rebuild.
2580 * configure: Likewise.
2581 * po/POTFILES.in: Likewise.
2582 * po/gold.pot: Likewise.
2583
154e0e9a
ILT		 25842008-04-14 Ian Lance Taylor <iant@google.com>
2585
2586 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2587 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2588 in the name/type/flags to section mapping. Don't call
2589 allocate_output_section.
2590 (Layout::choose_output_section): Change parameter from adjust_name
2591 to is_input_section. Don't permit input sections after sections
2592 are attached to segments. Don't call allocate_output_section.
2593 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2594 not write_enable_output_section.
2595 (Layout::make_output_section): Don't push to
2596 unattached_section_list_ nor call attach_to_segment. Call
2597 attach_section_to_segment if sections are attached.
2598 (Layout::attach_sections_to_segments): New function.
2599 (Layout::attach_section_to_segment): New function.
2600 (Layout::attach_allocated_section_to_segment): Rename from
2601 attach_to_segment. Remove flags parameter.
2602 (Layout::allocate_output_section): Remove function.
2603 (Layout::write_enable_output_section): Remove function.
2604 * layout.h (class Layout): Update for above changes. Add new
2605 field sections_are_attached_.
2606 * output.h (Output_section::update_flags_for_input_section): New
2607 function.
2608 * output.cc (Output_section::add_input_section): Call
2609 update_flags_for_input_section.
2610 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2611
009a67a2
CC		 26122008-04-11 Cary Coutant <ccoutant@google.com>
2613
2614 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2615 thought unnecessary.
2616 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2617
759b1a24
ILT		 26182008-04-11 Ian Lance Taylor <iant@google.com>
2619
2620 * output.h (class Output_section_data): Remove inline definition
2621 of set_addralign.
2622 * output.cc (Output_section_data::set_addralign): New function.
2623
c2b45e22
CC		 26242008-04-11 Cary Coutant <ccoutant@google.com>
2625
2626 Add support for TLS descriptors for i386 and x86_64.
2627 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2628 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2629 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2630 GOT_TYPE_TLS_DESC.
2631 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2632 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2633 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2634 relocations.
2635 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2636 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2637 Fix problem with initial-exec relocations.
2638 (Target_i386::Relocate::relocate_tls): Likewise.
2639 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2640 relaxation.
2641 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2642 support for section-plus-offset dynamic table entries.
2643 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2644 (Output_data_dynamic::Dynamic_entry): Add support for
2645 section-plus-offset dynamic table entries.
2646 (Output_data_dynamic::Classification): Likewise.
2647 (Output_data_dynamic::classification_): Renamed offset_.
2648 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2649 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2650 (Target_x86_64::make_plt_section): New function.
2651 (Target_x86_64::reserve_tlsdesc_entries): New function.
2652 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2653 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2654 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2655 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2656 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2657 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2658 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2659 add extra PLT entry for TLS descriptors.
2660 (Output_data_plt_x86_64::got_): New field.
2661 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2662 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2663 fields.
2664 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2665 descriptors.
2666 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2667 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2668 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2669 R_386_TLS_DESC_CALL relocations.
2670 (Target_x86_64::Scan::global): Likewise.
2671 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2672 for TLS descriptors.
2673 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2674 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2675 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2676 GD-to-IE relaxation.
2677 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2678 and TLS_DESCRIPTORS.
2679 * Makefile.in: Rebuild.
2680 * configure: Rebuild.
2681 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2682 (tls_test_shared2.so): New target.
2683 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2684 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2685 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2686 (tls_shared_gd_to_ie_test_LDADD): New variable.
2687 (tls_shared_gnu2_gd_to_ie_test): New target.
2688 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2689 New targets.
2690 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2691 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2692 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2693 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2694 (tls_shared_gnu2_test): New target.
2695 (tls_test_gnu2_shared.so): New target.
2696 (tls_shared_gnu2_test_SOURCES): New variable.
2697 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2698 (tls_shared_gnu2_test_LDFLAGS): New variable.
2699 (tls_shared_gnu2_test_LDADD): New variable.
2700 * testsuite/Makefile.in: Rebuild.
2701 * testsuite/Makefile.
2702
83bfb6b7
ILT		 27032008-04-11 Ian Lance Taylor <iant@google.com>
2704
2705 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2706 justsyms.t.
2707 * testsuite/Makefile.in: Rebuild.
2708
2709 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2710 long.
2711 * testsuite/script_test_2.cc (main): Adjust test.
2712
706e1f5e
ILT		 27132008-04-11 David S. Miller <davem@davemloft.net>
2714 Ian Lance Taylor <iant@google.com>
2715
2716 * options.h (General_options): Add entries for '-Y' and
2717 '-relax'.
2718 * options.cc (General_options:finalize): If -Y was used, add those
2719 entries to the library path instead of the default "/lib" and
2720 "/usr/lib".
2721
7c98e6bb
DM		 27222008-04-11 David S. Miller <davem@davemloft.net>
2723
2724 * testsuite/justsyms.t: Start at 0x100.
2725 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2726 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2727 long.
2728 * testsuite/script_test_2.cc: Adjust string and section length
2729 checks.
7c98e6bb 2730
99a37bfd
ILT		 27312008-04-09 Ian Lance Taylor <iant@google.com>
2732
2cefc357
ILT		 2733 PR gold/5996
2734 * script-sections.cc (Sections_element::allocate_to_segment): Add
2735 orphan parameter.
2736 (Output_section_definition::allocate_to_segment): Likewise.
2737 (Orphan_output_section::allocate_to_segment): Likewise.
2738 (Script_sections::attach_sections_using_phdrs_clause): Don't
2739 propagate non-PT_LOAD segments to orphan sections.
2740 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2741 readelf rather than objdump.
2742 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2743 .interp section and PT_INTERP segment are the same size.
2744 * testsuite/Makefile.in: Rebuild.
2745
99a37bfd
ILT		 2746 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2747 aliases for symbols defined in the same object.
2748 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2749 (weak_alias_test_SOURCES): New variable.
2750 (weak_alias_test_DEPENDENCIES): New variable.
2751 (weak_alias_test_LDFLAGS): New variable.
2752 (weak_alias_test_LDADD): New variable.
2753 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2754 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2755 (weak_alias_test_3.o): New target.
2756 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2757 * testsuite/weak_alias_test_main.cc: New file.
2758 * testsuite/weak_alias_test_1.cc: New file.
2759 * testsuite/weak_alias_test_2.cc: New file.
2760 * testsuite/weak_alias_test_3.cc: New file.
2761
780e49c5
ILT		 27622008-04-08 Ian Lance Taylor <iant@google.com>
2763
cdb0b8f5
ILT		 2764 * options.h (class General_options): Add --noinhibit-exec option.
2765 * main.cc (main): Check --noinhibit-exec.
2766
0864d551
ILT		 2767 * options.h (class General_options): Define --wrap as a special
2768 option. Add wrap_symbols_ field.
2769 (General_options::any_wrap_symbols): New function.
2770 (General_options::is_wrap_symbol): New function.
2771 * options.cc (General_options::parse_wrap): New function.
2772 (General_options::General_options): Initialize wrap_symbols_.
2773 * symtab.cc (Symbol_table::wrap_symbol): New function.
2774 (Symbol_table::add_from_object): Handle --wrap.
2775 * symtab.h (class Symbol_table): Declare wrap_symbol.
2776 * target.h (Target::wrap_char): New function.
2777 (Target::Target_info): Add wrap_char field.
2778 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2779 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2780 * testsuite/testfile.cc (Target_test::test_target_info):
2781 Likewise.
2782
789aa6de
ILT		 2783 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2784 there is one.
2785
2c38906f
ILT		 2786 * layout.h (class Layout): Add added_eh_frame_data_ field.
2787 * layout.cc (Layout::Layout): Initialize new field.
2788 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2789 output section until we find a section we merged successfully.
2790 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2791 that the size be non-zero.
2792
780e49c5
ILT		 2793 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2794 qualifier.
2795
7fcd0256
ILT		 27962008-04-08 Craig Silverstein <csilvers@google.com>
2797
2798 * configure.ac: Export new conditional variable HAVE_ZLIB.
2799 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2800 on HAVE_ZLIB.
2801 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2802 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2803
6835af53
ILT		 28042008-04-07 Ian Lance Taylor <iant@google.com>
2805
e24f324c
ILT		 2806 * version.cc (version_string): Set to "1.5".
2807
a036edd8
ILT		 2808 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2809 Add issued_non_pic_error_ field. Declare check_non_pic.
2810 (Target_x86_64::Scan::check_non_pic): New function.
2811 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2812 (Target_x86_64::Scan::global): Likewise.
2813
624f8810
ILT		 2814 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2815 addend parameter. Change caller. Handle merge sections.
2816 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2817 Address to Addend. Don't add in the result of
2818 local_section_offset, pass down the addend and use the returned
2819 value.
2820 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2821 Update declarations of local_section_offset and symbol_value.
2822 * testsuite/two_file_test_1.cc (t18): New function.
2823 * testsuite/two_file_test_2.cc (f18): New function.
2824 * testsuite/two_file_test_main.cc (main): Call t18.
2825 * testsuite/two_file_test.h (t18, f18): Declare.
2826
6835af53
ILT		 2827 * configure.ac: Don't test for objdump, c++filt, or readelf.
2828 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2829 conditionals.
2830 (TEST_READELF): New variable.
2831 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2832 (check_PROGRAMS): Add two_file_strip_test.
2833 (two_file_strip_test): New target.
2834 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2835 (two_file_same_shared_strip_test_SOURCES): New variable.
2836 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2837 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2838 (two_file_same_shared_strip_test_LDADD): New variable.
2839 (two_file_shared_strip.so): New target.
2840 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2841 (ver_test_5.syms, ver_test_7.syms): Likewise.
2842 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2843 (strip_test_3.stdout): Use TEST_OBJDUMP.
2844 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2845
86925eef
CC		 28462008-04-04 Cary Coutant <ccoutant@google.com>
2847
2848 * symtab.h (Symbol::is_weak_undefined): New function.
2849 (Symbol::is_strong_undefined): New function.
2850 (Symbol::is_absolute): New function.
2851 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2852 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2853 absolute symbols.
2854 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2855 (weak_undef_test): New target.
2856 * testsuite/Makefile.in: Rebuild.
2857 * testsuite/weak_undef_file1.cc: New file.
2858 * testsuite/weak_undef_file2.cc: New file.
2859 * testsuite/weak_undef_test.cc: New file.
2860
126f3ece
ILT		 28612008-04-03 Craig Silverstein <csilvers@google.com>
2862
2863 * compressed_output.h (class Output_compressed_section): Use
2864 unsigned buffer.
2865 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2866 add zlib header.
2867 (zlib_compressed_suffix): Removed.
2868 (Output_compressed_section::set_final_data_size): Use unsigned
2869 buffers.
2870 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2871 Fix linker invocation.
2872 (flagstest_o_specialfile_and_compress_debug_sections):
2873 Likewise.
2874 * testsuite/Makefile.in: Regenerated.
2875
deae2a14
DM		 28762008-04-02 David S. Miller <davem@davemloft.net>
2877
2878 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2879 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2880
70752818
ILT		 28812008-04-02 Craig Silverstein <csilvers@google.com>
2882
2883 * TODO: New file.
2884
39d0cb0e
ILT		 28852008-04-02 Ian Lance Taylor <iant@google.com>
2886
2887 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2888 parameters. Update for new key type to views_. Change all
2889 callers.
2890 (File_read::read): Adjust for byteshift in returned view.
2891 (File_read::add_view): New function, broken out of
2892 find_and_make_view.
2893 (File_read::make_view): New function, broken out of
2894 find_and_make_view.
2895 (File_read::find_or_make_view): Add offset and aligned
2896 parameters. Rewrite accordingly. Change all callers.
2897 (File_read::get_view): Add offset and aligned parameters. Adjust
2898 for byteshift in return value.
2899 (File_read::get_lasting_view): Likewise.
2900 * fileread.h (class File_read): Update declarations.
2901 (class File_read::View): Add byteshift_ field. Add byteshift to
2902 constructor. Add byteshift method.
2903 * archive.h (Archive::clear_uncached_views): New function.
2904 (Archive::get_view): Add aligned parameter. Change all callers.
2905 * object.h (Object::get_view): Add aligned parameter. Change all
2906 callers.
2907 (Object::get_lasting_view): Likewise.
2908
2909 * fileread.cc (File_read::release): Don't call clear_views if
2910 there are multiple objects.
2911 * fileread.h (File_read::clear_uncached_views): New function.
2912 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2913 on the archive.
2914
a1207466
CC		 29152008-03-31 Cary Coutant <ccoutant@google.com>
2916
2917 Add thin archive support.
2918 * archive.cc (Archive::armagt): New const.
2919 (Archive::setup): Remove task parameter and calls to unlock.
2920 (Archive::unlock_nested_archives): New function.
2921 (Archive::read_header): Add nested_off parameter. Change
2922 all callers.
2923 (Archive::interpret_header): Likewise.
2924 (Archive::include_all_members): Change to handle thin
2925 archives.
2926 (Archive::include_member): Likewise.
2927 * archive.h (Archive::Archive): Add new parameters and
2928 initializers.
2929 (Archive::armagt): New const.
2930 (Archive::setup): Remove task parameter.
2931 (Archive::unlock_nested_archives): New function.
2932 (Archive::read_header): Add nested_off parameter.
2933 (Archive::interpret_header): Likewise.
2934 (Archive::Nested_archive_table): New typedef.
2935 (Archive::is_thin_archive_): New field.
2936 (Archive::nested_archives_): New field.
2937 (Archive::options_): New field.
2938 (Archive::dirpath_): New field.
2939 (Archive::task_): New field.
2940 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2941 for thin archives. Pass additional parameters to
2942 Archive::Archive. Unlock the archive file after calling
2943 Archive::setup.
cd536b21 2944
479f6503
ILT		 29452008-03-29 Ian Lance Taylor <iant@google.com>
2946
686c8caf
ILT		 2947 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2948 version symbol to be local.
2949 * testsuite/ver_test_4.sh: New file.
2950 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2951 (check_DATA): Add ver_test_4.syms.
2952 (ver_test_4.syms): New target.
2953 * testsuite/Makefile.in: Rebuild.
2954
ab794b6b
ILT		 2955 * output.cc
2956 (Output_section::Input_section_sort_entry::has_priority): New
2957 function.
2958 (Output_section::Input_section_sort_entry::match_file_name): New
2959 function.
2960 (Output_section::Input_section_sort_entry::match_section_name):
2961 Remove.
2962 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2963 Remove.
2964 (Output_section::Input_section_sort_entry::match_section_file):
2965 Remove.
2966 (Output_section::Input_section_sort_compare::operator()): Rewrite
2967 using new Input_section_sort_entry functions. Sort crtbegin and
2968 crtend first. Sort sections with no priority before sections with
2969 a priority.
2970 * testsuite/initpri1.c (d3): Check j != 4.
2971 (cd5): New constructor/destructor function.
2972 (main): Check j != 2.
2973
479f6503
ILT		 2974 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2975 new symbol when resolving, don't call set_is_default.
2976 * testsuite/ver_test_7.cc: New file.
2977 * testsuite/ver_test_7.sh: New file.
2978 * testsuite/Makefile.am (ver_test_7.so): New target.
2979 (ver_test_7.o): New target.
2980 (check_SCRIPTS): Add ver_test_7.sh.
2981 (check_DATA): Add ver_test_7.syms.
2982 (ver_test_7.syms): New target.
2983
2fd32231
ILT		 29842008-03-28 Ian Lance Taylor <iant@google.com>
2985
2986 * layout.cc (Layout::layout): If we see an input section with a
2987 name that needs sorting, set the must_sort flag for the output
2988 section.
2989 (Layout::make_output_section): If the name of the output section
2990 indicates that it might require sorting, set the may_sort flag.
2991 * output.h (Output_section::may_sort_attached_input_sections): New
2992 function.
2993 (Output_section::set_may_sort_attached_input_sections): New
2994 function.
2995 (Output_section::must_sort_attached_input_sections): New
2996 function.
2997 (Output_section::set_must_sort_attached_input_sections): New
2998 function.
2999 (class Output_section): Declare Input_section_sort_entry. Define
3000 Input_section_sort_compare. Declare
3001 sort_attached_input_sections. Add new fields:
3002 may_sort_attached_input_sections_,
3003 must_sort_attached_input_sections_,
3004 attached_input_sections_are_sorted_.
3005 * output.cc (Output_section::Output_section): Initialize new
3006 fields.
3007 (Output_section::add_input_section): Add an entry to
3008 input_sections_ if may_sort or must_sort are true.
3009 (Output_section::set_final_data_size): Call
3010 sort_attached_input_sections if necessary.
3011 (Output_section::Input_section_sort_entry): Define new class.
3012 (Output_section::Input_section_sort_compare::operator()): New
3013 function.
3014 (Output_section::sort_attached_input_sections): New function.
3015 * configure.ac: Check whether the compiler supports constructor
3016 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3017 * testsuite/initpri1.c: New file.
3018 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3019 CONSTRUCTOR_PRIORITY.
3020 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3021 (initpri1_LDFLAGS): New variable.
3022 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3023
18e6b24e
ILT		 30242008-03-27 Ian Lance Taylor <iant@google.com>
3025
49bdd526
ILT		 3026 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3027 * testsuite/common_test_1.c: New file.
3028 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3029 (common_test_1_SOURCES): New variable.
3030 (common_test_1_DEPENDENCIES): New variable.
3031 (common_test_1_LDFLAGS): New variable.
3032
18e6b24e
ILT		 3033 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3034 and commons_ correctly when NAME/VERSION does not override
3035 NAME/NULL.
3036 * testsuite/ver_test_6.c: New file.
3037 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3038 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3039 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3040
04bf7072
ILT		 30412008-03-26 Ian Lance Taylor <iant@google.com>
3042
5871526f
ILT		 3043 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3044 of an undefined symbol from a version script.
3045 * testsuite/Makefile.am (ver_test_5.so): New target.
3046 (ver_test_5.o): New target.
3047 (check_SCRIPTS): Add ver_test_5.sh.
3048 (check_DATA): Add ver_test_5.syms.
3049 (ver_test_5.syms): New target.
3050 * testsuite/ver_test_5.cc: New file.
3051 * testsuite/ver_test_5.script: New file.
3052 * testsuite/ver_test_5.sh: New file.
3053 * Makefile.in, testsuite/Makefile.in: Rebuild.
3054
04bf7072
ILT		 3055 PR gold/5986
3056 Fix problems building gold with gcc 4.3.0.
3057 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3058 (gold_error_at_location, gold_warning_at_location): Use it.
3059 * configure.ac: Check whether we can compile and use a template
3060 function with a printf attribute.
3061 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3062 when jumping over bytes.
3063 * object.cc: Instantiate Object::read_section_data.
3064 * debug.h: Include <cstring>
3065 * dwarf_reader.cc: Include <algorithm>
3066 * main.cc: Include <cstring>.
3067 * options.cc: Include <cstring>.
3068 * output.cc: Include <cstring>.
3069 * script.cc: Include <cstring>.
3070 * script.h: Include <string>.
3071 * symtab.cc: Include <cstring> and <algorithm>.
3072 * target-select.cc: Include <cstring>.
3073 * version.cc: Include <string>.
3074 * testsuite/testmain.cc: Include <cstdlib>.
3075 * configure, config.in: Rebuild.
3076
874c5b28
ILT		 30772008-03-25 Ian Lance Taylor <iant@google.com>
3078
819d6c3a
ILT		 3079 * options.cc: Include "../bfd/bfdver.h".
3080 (options::help): Print bug reporting address.
3081
f4b2c6f5
ILT		 3082 * version.cc (print_version): Adjust output for current value of
3083 BFD_VERSION_STRING.
3084
3085 * NEWS: New file.
3086
e96caa79
ILT		 3087 * options.cc (options::help): Print list of supported targets.
3088 * target-select.h: Include <vector>.
3089 (class Target_selector): Make machine_, size_, and is_big_endian_
3090 fields const. Add bfd_name_ and instantiated_target_ fields.
3091 (Target_selector::Target_selector): Add bfd_name parameter.
3092 (Target_selector::recognize): Make non-virtual, call
3093 do_recognize.
3094 (Target_selector::recognize_by_name): Make non-virtual, call
3095 do_recognize_by_name.
3096 (Target_selector::supported_names): New function.
3097 (Target_selector::bfd_name): New function.
3098 (Target_selector::do_instantiate_target): New pure virtual
3099 function.
3100 (Target_selector::do_recognize): New virtual function.
3101 (Target_selector::do_recognize_by_name): New virtual function.
3102 (Target_selector::instantiate_target): New private function.
3103 (supported_target_names): Declare.
3104 * target-select.cc (Target_selector::Target_selector): Update for
3105 new parameter and fields.
3106 (select_target_by_name): Check that the name matches before
3107 calling recognize_by_name.
3108 (supported_target_names): New function.
3109 * i386.cc (class Target_selector_i386): Update Target_selector
3110 constructor call. Remove recognize and recognize_by_name. Add
3111 do_instantiate_target.
3112 * x86_64.cc (class Target_selector_x86_64): Likewise.
3113 * testsuite/testfile.cc (class Target_selector_test): Update for
3114 changes to Target_selector.
3115
874c5b28
ILT		 3116 * README: Rewrite, with some notes on unsupported features.
3117
0a65a3a7
CC		 31182008-03-24 Cary Coutant <ccoutant@google.com>
3119
3120 * i386.cc (Target_i386::Got_type): New enum declaration.
3121 (Target_i386::Scan::local): Updated callers of Output_data_got
3122 member functions.
3123 (Target_i386::Scan::global): Likewise.
3124 (Target_i386::Relocate::relocate): Likewise.
3125 (Target_i386::Relocate::relocate_tls): Likewise.
3126 * object.h (Got_offset_list): New class.
3127 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3128 (Sized_relobj::local_got_offset): Likewise.
3129 (Sized_relobj::set_local_got_offset): Likewise.
3130 (Sized_relobj::local_has_tls_got_offset): Removed.
3131 (Sized_relobj::local_tls_got_offset): Removed.
3132 (Sized_relobj::set_local_tls_got_offset): Removed.
3133 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3134 * output.cc (Output_data_got::add_global): Added got_type parameter.
3135 (Output_data_got::add_global_with_rel): Likewise.
3136 (Output_data_got::add_global_with_rela): Likewise.
3137 (Output_data_got::add_global_pair_with_rel): New function.
3138 (Output_data_got::add_global_pair_with_rela): New function.
3139 (Output_data_got::add_local): Added got_type parameter.
3140 (Output_data_got::add_local_with_rel): Likewise.
3141 (Output_data_got::add_local_with_rela): Likewise.
3142 (Output_data_got::add_local_pair_with_rel): New function.
3143 (Output_data_got::add_local_pair_with_rela): New function.
3144 (Output_data_got::add_global_tls): Removed.
3145 (Output_data_got::add_global_tls_with_rel): Removed.
3146 (Output_data_got::add_global_tls_with_rela): Removed.
3147 (Output_data_got::add_local_tls): Removed.
3148 (Output_data_got::add_local_tls_with_rel): Removed.
3149 (Output_data_got::add_local_tls_with_rela): Removed.
3150 * output.h (Output_data_got::add_global): Added got_type parameter.
3151 (Output_data_got::add_global_with_rel): Likewise.
3152 (Output_data_got::add_global_with_rela): Likewise.
3153 (Output_data_got::add_global_pair_with_rel): New function.
3154 (Output_data_got::add_global_pair_with_rela): New function.
3155 (Output_data_got::add_local): Added got_type parameter.
3156 (Output_data_got::add_local_with_rel): Likewise.
3157 (Output_data_got::add_local_with_rela): Likewise.
3158 (Output_data_got::add_local_pair_with_rel): New function.
3159 (Output_data_got::add_local_pair_with_rela): New function.
3160 (Output_data_got::add_global_tls): Removed.
3161 (Output_data_got::add_global_tls_with_rel): Removed.
3162 (Output_data_got::add_global_tls_with_rela): Removed.
3163 (Output_data_got::add_local_tls): Removed.
3164 (Output_data_got::add_local_tls_with_rel): Removed.
3165 (Output_data_got::add_local_tls_with_rela): Removed.
3166 * resolve.cc (Symbol::override_base_with_special): Removed
3167 reference to has_got_offset_ field.
3168 * symtab.cc (Symbol::init_fields): Replaced initialization
3169 of got_offset_ with got_offsets_. Removed initialization
3170 of has_got_offset_
53fcba31 3171 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3172 (Symbol::got_offset): Likewise.
3173 (Symbol::set_got_offset): Likewise.
3174 (Symbol::has_tls_got_offset): Removed.
3175 (Symbol::tls_got_offset): Removed.
3176 (Symbol::set_tls_got_offset): Removed.
3177 (Symbol::got_offset_): Removed.
3178 (Symbol::tls_mod_got_offset_): Removed.
3179 (Symbol::tls_pair_got_offset_): Removed.
3180 (Symbol::got_offsets_): New field.
3181 (Symbol::has_got_offset): Removed.
3182 (Symbol::has_tls_mod_got_offset): Removed.
3183 (Symbol::has_tls_pair_got_offset): Removed.
3184 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3185 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3186 member functions.
3187 (Target_x86_64::Scan::global): Likewise.
3188 (Target_x86_64::Relocate::relocate): Likewise.
3189 (Target_x86_64::Relocate::relocate_tls): Likewise.
3190
bd52eafb
BE		 31912008-03-25 Ben Elliston <bje@au.ibm.com>
3192
3193 * yyscript.y: Fix spelling error in comment.
3194
8b105e34
ILT		 31952008-03-24 Ian Lance Taylor <iant@google.com>
3196
8ed814a9
ILT		 3197 * options.h (class General_options): Define build_id option.
3198 * layout.h (class Layout): Declare write_build_id, create_note,
3199 create_build_id. Add build_id_note_ member.
3200 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3201 "libiberty.h", "md5.h", "sha1.h".
3202 (Layout::Layout): Initialize eh_frame_data_,
3203 eh_frame_hdr_section_, and build_id_note_.
3204 (Layout::finalize): Call create_build_id.
3205 (Layout::create_note): New function, broken out of
3206 Layout::create_gold_note.
3207 (Layout::create_gold_note): Call create_note.
3208 (Layout::create_build_id): New function.
3209 (Layout::write_build_id): New function.
3210 (Close_task_runner::run): Call write_build_id.
3211
8b105e34
ILT		 3212 * x86_64.cc: Correct license to GPLv3.
3213
086a1841
ILT		 32142008-03-23 Ian Lance Taylor <iant@google.com>
3215
3216 * options.cc: Include "demangle.h".
3217 (parse_optional_string): New function.
3218 (parse_long_option): Handle takes_optional_argument.
3219 (parse_short_option): Update dash_z initializer. Handle
3220 takes_optional_argument.
3221 (General_options::General_options): Initialize do_demangle_.
3222 (General_options::finalize): Set do_demangle_. Handle demangling
3223 style.
3224 * options.h (parse_optional_string): Declare.
3225 (struct One_option): Add optional_arg field. Update constructor.
3226 Update call constructor calls. Add takes_optional_argument
3227 function.
3228 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3229 (DEFINE_optional_string): Define.
3230 (General_options::demangle): Change from DEFINE_bool to
3231 DEFINE_optional_string.
3232 (General_options::no_demangle): New function.
3233 (General_options::do_demangle): New function.
3234 (General_options::set_do_demangle): New function.
3235 (General_options::execstack_status_): Move definition to end of
3236 class definition.
3237 (General_options::static_): Likewise.
3238 (General_options::do_demangle_): New field.
3239 * object.cc (big_endian>::get_symbol_location_info): Call
3240 Options::do_demangle, not Options::demangle.
3241 * symtab.cc (demangle): Likewise.
3242
cbb93e63
ILT		 32432008-03-22 Ian Lance Taylor <iant@google.com>
3244
3245 * gold.h: Include <cstddef> and <sys/types.h>
3246 * options.h: Include <cstring>.
3247
ec531623
ILT		 32482008-03-21 Ian Lance Taylor <iant@google.com>
3249
3250 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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