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* infrun.c (prepare_to_proceed): Document. Assert !non_stop.
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
4a657b0d
DK		 12009-05-28 Doug Kwan <dougkwan@google.com>
2
3 * Makefile.am (TARGETSOURCES): Add arm.cc.
4 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
5 * Makefile.in: Regenerate.
6 * arm.cc: New file.
7 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8
e7ae8c36
DK		 92009-05-26 Doug Kwan <dougkwan@google.com>
10
11 * options.cc (General_options::parse_exclude_libs). Fix a comment.
12 (General_options::check_excluded_libs): Strip off directories in
13 archive name before matching like GNU ld does.
14 * testsuite/Makefile.am (MOSTLYCLEANFILES,
15 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
16 (exclude_libs_test_LDFLAGS): Add linker option
17 -Wl,--exclude-libs,libexclude_libs_test_3
18 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
19 an explicit archive without using -l.
20 (alt/libexclude_libs_test_3.a): New make rule.
21 * testsuite/Makefile.in: Regenerate.
22 * testsuite/exclude_libs_test.c : Declare lib3_default().
23 (main): Call it.
24 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
25 * exclude_libs_test_3.c: New file.
26
f12e7348
NC		 272009-05-26 Nick Clifton <nickc@redhat.com>
28
29 * po/id.po: New Indonesian translation.
30 * po/gold.pot: Updated template file.
31
4daadc0d
ST		 322009-05-22 Sriraman Tallam <tmsriram@google.com>
33
34 * testsuite/Makefile.am: Add -ffunction-sections to compile
35 gc_comdat_test files. Add -Wl,--gc-sections to build
36 gc_comdat_test.
37 * testsuite/Makefile.in: Regenerate.
38 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
39
531813ad
ST		 402009-05-21 Sriraman Tallam <tmsriram@google.com>
41
42 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
43 kept comdat section was garbage collected.
44 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
45 * testsuite/Makefile.in: Regenerate.
46 * testsuite/gc_comdat_test.sh: New file.
47 * testsuite/gc_comdat_test_1.cc: New file.
48 * testsuite/gc_comdat_test_2.cc: New file.
49
65514900
CC		 502009-05-19 Doug Kwan <dougkwan@google.com>
51
52 * archive.cc (Archive::Archive): Move constructor from archive.h
53 to here. Initialize no_export_.
54 (Archive::get_elf_object_for_member): Set no_export flag of object.
55 * archive.h (Archive::Archive): Move constructor body to
56 archive.cc.
57 (Archive::no_export): New method.
58 (Archive::no_export_): New field.
59 * object.h (Object::Object): Initialize no_export_ to false.
60 (Object::no_export, Object::set_no_export): New methods.
61 (Object::no_export_): New field.
62 * options.cc (General_options::parse_exclude_libs): New method.
63 (General_options::check_excluded_libs) Same.
64 * options.h (exclude_libs): New option.
65 (General_options::check_excluded_libs): New method declaration.
66 (General_options::excluded_libs_): New field.
67 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
68 default or protected visibility if an object has no-export flag set.
69 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
70 (check_SCRIPTS): Add exclude_libs_test.sh.
71 (check_DATA): Add exclude_libs_test.syms.
72 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
73 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
74 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
75 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
76 (exclude_libs_test.syms, libexclude_libs_test_1.a,
77 libexclude_libs_test_2.a): New rules.
78 * testsuite/Makefile.in: Regenerate.
79 * testsuite/exclude_libs_test.c: New file.
80 * testsuite/exclude_libs_test.sh: Ditto.
81 * testsuite/exclude_libs_test_1.c: Ditto.
82 * testsuite/exclude_libs_test_2.c: Ditto.
83
1b77ea50
ILT		 842009-05-15 Ian Lance Taylor <iant@google.com>
85
86 * configure.ac: Check for declarations for cases where libiberty.h
87 checks HAVE_DECL_xxx.
88 * configure, config.in: Rebuild.
89
072fe7ce
ILT		 902009-05-15 Mikolaj Zalewski <mikolajz@google.com>
91
92 * gold.h (Incremental_argument_list): Remove (invalid) forward
93 declaration.
94 * incremental.cc (Incremental_inputs::report_achive): New method.
95 (Incremental_inputs::report_object): New method.
96 (Incremental_inputs::report_script): New method.
97 (Incremental_inputs::finalize_inputs): New method.
98 (Incremental_inputs::finalize): Call finalize_inputs().
99 (Incremental_inputs::sized_create_incremental_inputs_section_data):
100 Create inputs entries.
101 * incremental.h (Incremental_input_type): New enum.
102 (Incremental_inputs::Incremental_input): Initialize new fields.
103 (Incremental_inputs::report_inputs): New method.
104 (Incremental_inputs::report_achive): New method.
105 (Incremental_inputs::report_object): New method.
106 (Incremental_inputs::report_script): New method.
107 (Incremental_inputs::finalize_inputs): New method.
108 (Incremental_inputs::Input_info): New struct.
109 (Incremental_inputs::Input_info_map): New typedef.
110 (Incremental_inputs::lock_): New field.
111 (Incremental_inputs::Inputs_): New field.
112 (Incremental_inputs::Inputs_map): New field.
113 * main.cc (main): Call Incremental_input::report_inputs.
114 * options.h (Input_argument_list): Typedef moved from
115 Input_arguments.
116 (Input_file_group::Files): Remove, use ::Input_argument_list.
117 (Input_file_group::Input_argument_list): Remove, use
118 ::Input_argument_list.
119 * plugin.cc (Plugin_manager::add_input_file): Add error in
120 incremental build.
121 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
122 functions.
123 * script.cc (read_input_script): Call
124 Incremental_input::report_script.
125 * script.h (Script_info): New class.
126
b0481b0b
ILT		 1272009-04-27 Ian Lance Taylor <iant@google.com>
128
129 * x86_64.cc (do_adjust_output_section): Set entsize to
130 plt_entry_size.
131
b22a5a41 1322009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 133
134 * output.cc (Output_file::close): After short writes, continue
135 writing from the correct offset in the buffer being written.
136
40fde488
CD		 1372009-04-23 Chris Demetriou <cgd@google.com>
138
139 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
140 * configure: Regenerate.
141 * config.in: Regenerate.
142 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
143 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
144
3ce2c28e
ILT		 1452009-04-21 Mikolaj Zalewski <mikolajz@google.com>
146
147 * incremental.cc (Incremental_inputs_header_data): Renamed from
148 Incremental_input_header_data.
149 (Incremental_inputs_header_data::data_size): New field.
150 (Incremental_inputs_header_data::put_input_file_count): Renamed
151 from input_file_count.
152 (Incremental_inputs_header_data::put_command_line_offset): Renamed
153 from command_line_offset.
154 (Incremental_inputs_header_data::put_reserved): Renamed from
155 put_reserved.
156 (Incremental_inputs_entry_data): Renamed from
157 Incremental_input_entry_data.
158 (Incremental_inputs_entry_data::data_size): New field.
159 (Incremental_inputs::report_command_line): New method.
160 (Incremental_inputs::finalize): New method.
161 (Incremental_inputs::create_incremental_inputs_data): New method.
162 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
163 * incremental.h: New file.
164 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
165 (Layout::finalize): Create incremental inputs section in
166 incremental builds.
167 (Layout::create_incremental_info_sections): New method.
168 * layout.h (Layout::incremental_inputs): New method.
169 (Layout::create_incremental_info_sections): New method.
170 (Layout::incremental_inputs_): New field.
171 * main.cc (main): Notify Incremental_input of the command line.
172
e55bde5e
ILT		 1732009-04-01 Ian Lance Taylor <iant@google.com>
174 Mikolaj Zalewski <mikolajz@google.com>
175
176 * gold.h (reserve_unordered_map): Define, three versions, one for
177 each version of Unordered_map.
178 * layout.cc (Layout::Layout): Remove options parameter. Add
179 number_of_input_files parameter. Don't initialize options_.
180 Initialize number_of_input_files_ and resized_signatures_. Move
181 sections_are_attached_.
182 (Layout::layout_group): Reserve space for group_signatures_.
183 (Layout::find_or_add_kept_section): Change name parameter to be a
184 reference. Resize signatures_ map when it gets large enough.
185 (Layout::layout_eh_frame): Use parameters->options() instead of
186 this->options_.
187 (Layout::make_output_section): Likewise.
188 (Layout::attach_allocated_section_to_segment): Likewise.
189 (Layout::finalize, Layout::create_executable_stack): Likewise.
190 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
191 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
192 * layout.h (class Layout): Update declarations. Remove options_
193 field. Add number_of_input_files_ and resized_signatures_
194 fields. Move sections_are_attached_ field.
195 * main.cc (main): Pass number of input files to Layout
196 constructor. Don't pass options.
197
154b857c
ILT		 1982009-03-30 Ian Lance Taylor <iant@google.com>
199
200 * ffsll.c (ffsll): Correct implementation.
201
2f35ab9b
ILT		 2022009-03-27 Ian Lance Taylor <iant@google.com>
203
fd03461a
ILT		 204 * ffsll.c: New file.
205 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
206 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
207 * ftruncate.c (ftruncate): Declare before definition.
208 * mremap.c (mremap): Likewise.
209 * pread.c (pread): Likewise.
210 * configure, Makefile.in, config.in: Rebuild.
211
2f35ab9b
ILT		 212 * mremap.c: New file.
213 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
214 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
215 (mremap): Declare if HAVE_MREMAP is not defined.
216 * configure, Makefile.in, config.in: Rebuild.
217
33aea2fd
CC		 2182009-03-27 Cary Coutant <ccoutant@google.com>
219
220 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
221 position independent.
222 * sparc.cc (Target_sparc::check_non_pic): Likewise.
223 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
224
6d479619
CC		 2252009-03-24 Cary Coutant <ccoutant@google.com>
226
227 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
228 an executable.
229 (needs_dynamic_reloc): Likewise.
230
afc06bb8
ILT		 2312009-03-24 Ian Lance Taylor <iant@google.com>
232
233 * yyscript.y (file_cmd): Recognize EXTERN.
234 (extern_name_list, extern_name_list_body): New nonterminals.
235 * script.cc (script_add_extern): Define.
236 * script-c.h (script_add_extern): Declare.
237
f6060a4d
ILT		 2382009-03-24 Rafael Avila de Espindola <espindola@google.com>
239
240 * object.cc (is_elf_object): Define.
241 * object.h (is_elf_object): Declare.
242 * archive.cc (Archive::get_elf_object_for_member): Call
243 is_elf_object.
33aea2fd 244 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 245
26736d8e
ILT		 2462009-03-24 Elliott Hughes <enh@google.com>
247
248 * output.cc (Output_file::map_anonymous): Define.
249 (Output_file::map): Use map_anonymous. If the regular mmap fails,
250 try an anonymous one. Report the size if the mmap fails.
251 * output.h (class Output_file): Declare map_anonymous.
252
22fd9730
ILT		 2532009-03-24 Ian Lance Taylor <iant@google.com>
254
255 * target-select.cc (instantiate_target): Don't acquire the lock if
256 the instantiated_target_ field has already been set.
257
cb010894
ILT		 2582009-03-23 Ian Lance Taylor <iant@google.com>
259
7f055c20
ILT		 260 * gold-threads.h (class Initialize_lock): Define.
261 * gold-threads.cc (class Initialize_lock_once): Define.
262 (initialize_lock_control): New static variable.
263 (initialize_lock_pointer): New static variable.
264 (initialize_lock_once): New static function.
265 (Initialize_lock::Initialize_lock): Define.
266 (Initialize_lock::initialize): Define.
267 * target-select.h: Include "gold-threads.h".
268 (class Target_selector): Add lock_ and initialize_lock_ fields.
269 Don't define instantiate_target, just declare it.
270 * target-select.cc (Target_selector::Target_selector): Initialize
271 new fields.
272 (Target_selector::instantiate_target): Define.
273 * descriptors.h: Include "gold-threads.h".
274 (class Descriptors): Add initialize_lock_ field.
275 * descriptors.cc (Descriptors::Descriptors): Initialize new
276 field.
277 (Descriptors::open): Use initialize_lock_ field
278 * errors.h (class Errors): Add initialize_lock_ field.
279 * errors.cc (Errors::Errors): Initialize new field.
280 (Errors::initialize_lock): Use initialize_lock_ field.
281 * powerpc.cc (class Target_selector_powerpc): Remove
282 instantiated_target_ field. In do_recognize call
283 instantiate_target rather than do_instantiate_target. In
284 do_instantiate_target just allocate a new target.
285 * sparc.cc (class Target_selector_sparc): Likewise.
286
36959681
ILT		 287 * freebsd.h: New file.
288 * i386.cc: Include "freebsd.h".
289 (Target_i386): Derive from Target_freebsd rather than
290 Sized_target.
291 (Target_selector_i386): Derive from Target_selector_freebsd rather
292 than Target_selector.
293 * x86_64.cc: Include "freebsd.h".
294 (Target_x86_64): Derive from Target_freebsd rather than
295 Sized_target.
296 (Target_selector_x86_64): Derive from Target_selector_freebsd
297 rather than Target_selector.
298 * target.h (class Target): Add adjust_elf_header and
299 do_adjust_elf_header.
300 * output.cc (Output_file_header:: do_sized_write): Call target
301 adjust_elf_header routine.
302 * configure.tgt: Set targ_osabi.
303 * configure.ac: Define GOLD_DEFAULT_OSABI.
304 * parameters.cc (Parameters::default_target): Pass
305 GOLD_DEFAULT_OSABI to select_target.
306 * target-select.h (class Target_selector): Make instantiate_target
307 protected rather than private.
308 * Makefile.am (HFILES): Add freebsd.h.
309 * configure, Makefile.in, config.in: Rebuild.
310
cb010894
ILT		 311 * merge.cc (do_add_input_section): Correct pend value. Change
312 message about last entry not being null terminated from error to
313 warning.
314
0e879927
ILT		 3152009-03-20 Mikolaj Zalewski <mikolajz@google.com>
316
317 * incremental.cc: New file.
318 * Makefile.am (CCFILES): Add incremental.cc.
319 * Makefile.in: Rebuild.
320
41105937
PP		 3212009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
322
323 * layout.cc (Layout::output_section_name): Preserve names
324 of '.note.' sections.
325
60439920
ILT		 3262009-03-19 Ian Lance Taylor <iant@google.com>
327
328 * descriptors.cc (Descriptors::open): Check that the options are
329 valid before using them.
330
0d371ad3
ILT		 3312009-03-18 Ian Lance Taylor <iant@google.com>
332
333 * script-sections.h: Include <list>.
334 (class Script_sections): Change Sections_elements from std::vector
335 to std::list. Typedef public Elements_iterator. Add
336 orphan_section_placement_, data_segment_align_start_, and
337 saw_data_segment_align_ fields. Remove data_segment_align_index_
338 field.
339 * script-sections.cc (class Orphan_section_placement): New class.
340 (class Sections_element): Add virtual functions is_relro and
341 orphan_section_init. Remove virtual function place_orphan_here.
342 (class Output_section_definition): Add is_relro and
343 orphan_section_init. Remove place_orphan_here.
344 (class Orphan_output_section): Likewise.
345 (Script_sections::Script_sections): Update for field changes.
346 (Script_sections::data_segment_align): Set saw_data_segment_align_
347 and data_segment_align_start_, not data_segment_align_index.
348 (Script_sections::data_segment_relro_end): Check
349 saw_data_segment_align_. Use data_segment_align_start_ rather
350 than data_segment_align_index_.
351 (Script_sections::place_orphan): Rewrite to use
352 Orphan_section_placement.
353
9201d894
ILT		 3542009-03-17 Ian Lance Taylor <iant@google.com>
355
9c5b8369
ILT		 356 * archive.cc (Archive::add_symbols): Check for a version attached
357 to the symbol name in the archive map.
358 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
359 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
360 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
361 (ver_test_11.a): New target.
362 * testsuite/Makefile.in: Rebuild.
363
9201d894
ILT		 364 * configure.ac: Check for chsize and posix_fallocate. Replace
365 ftruncate.
366 * ftruncate.c: New file, from gnulib.
367 * output.cc (posix_fallocate): Define dummy version if not
368 HAVE_POSIX_FALLOCATE.
369 (Output_file::map): Call posix_fallocate rather than lseek and
370 write.
371 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
372 * configure, Makefile.in, config.in: Rebuild.
373
ef4ab7a8
PP		 3742009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
375
376 * layout.h (Layout::create_note): Add section_name parameter.
377 * layout.cc (Layout::create_note): Likewise.
378 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
379
8c500701
ILT		 3802009-03-17 Ian Lance Taylor <iant@google.com>
381
e85b18e1
ILT		 382 * descriptors.cc: Include "options.h".
383 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
384 (Descriptors::open): Always use O_CLOEXEC when opening a new
385 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
386 then set FD_CLOEXEC.
387
9efe6174
ILT		 388 * sparc.cc (class Target_sparc): Add has_got_section.
389 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
390 make sure we have a GOT section.
391
392 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
393 (Target_sparc::Scan::local): Likewise.
394 (Target_sparc::Scan::global): Likewise.
395 (Target_sparc::Relocate::relocate): Likewise.
396 (Target_sparc::Relocate::relocate_tls): Likewise.
397
8c500701
ILT		 398 * symtab.cc (Symbol_table::define_default_version): New function,
399 broken out of add_from_object.
400 (Symbol_table::add_from_object): Call define_default_version.
401 (Symbol_table::define_special_symbol): Add resolve_oldsym
402 parameter. Change all callers. If the version for a symbol comes
403 from a version script, resolve it with the symbol with the same
404 name with no version. Also add the symbol without a version if
405 appropriate.
406 (do_define_in_output_data): If resolving with oldsym, don't delete
407 sym.
408 (do_define_in_output_segment): Likewise.
409 (do_define_as_constant): Likewise.
410 * symtab.h (class Symbol_table): Update declarations.
411
f1ed28fb
ILT		 4122009-03-13 Ian Lance Taylor <iant@google.com>
413
15f8229b
ILT		 414 * readsyms.cc (Read_symbols::incompatible_warning): New function.
415 (Read_symbols::requeue): New function.
416 (Read_symbols::do_read_symbols): If make_elf_object fails because
417 the target type is not configured, and the file was searched for,
418 issue a warning and retry with the next directory.
419 (Add_symbols::run): If the file has an incompatible format, and
420 it was searched for, requeue the Read_symbols task. On error,
421 release the object.
422 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
423 dirindex parameter to constructor. Change all callers. Declare
424 incompatible_warning and requeue.
425 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
426 input_argument_ and input_group_ fields. Add them to
427 constructor. Change all callers.
428 (class Read_script): Add dirindex_ field. Add it to constructor.
429 Change all callers.
430 * archive.cc (Archive::setup): Remove input_objects parameter.
431 Change all callers.
432 (Archive::get_file_and_offset): Likewise.
433 (Archive::read_all_symbols): Likewise.
434 (Archive::read_symbols): Likewise.
435 (Archive::get_elf_object_for_member): Remove input_objects
436 parameter. Add punconfigured parameter. Change all callers.
437 (Archive::add_symbols): Change return type to bool. Check return
438 value of include_member.
439 (Archive::include_all_members): Likewise.
440 (Archive::include_member): Change return type to bool. Return
441 false if first included object has incompatible target. Set
442 included_member_ field.
443 (Add_archive_symbols::run): If add_symbols returns false, requeue
444 Read_symbols task.
445 * archive.h (class Archive): Add included_member_ field.
446 Initialize it in constructor. Add input_file and searched_for
447 methods. Update declarations.
448 (class Add_archive_symbols): Add dirpath_, dirindex_, and
449 input_argument_ fields. Add them to constructor. Change all
450 callers.
451 * script.cc: Include "target-select.h".
452 (class Parser_closure): Add skip_on_incompatible_target_ and
453 found_incompatible_target_ fields. Add
454 skip_on_incompatible_target parameter to constructor. Change all
455 callers. Add methods skip_on_incompatible_target,
456 clear_skip_on_incompatible_target, found_incompatible_target, and
457 set_found_incompatible_target.
458 (read_input_script): Add dirindex parameter. Change all callers.
459 If parser finds an incompatible target, requeue Read_symbols
460 task.
461 (script_set_symbol): Clear skip_on_incompatible_target in
462 closure.
463 (script_add_assertion, script_parse_option): Likewise.
464 (script_start_sections, script_add_phdr): Likewise.
465 (script_check_output_format): New function.
466 * script.h (read_input_script): Update declaration.
467 * script-c.h (script_check_output_format): Declare.
468 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
469 (ignore_cmd): Remove OUTPUT_FORMAT.
470 * fileread.cc (Input_file::Input_file): Add explicit this.
471 (Input_file::will_search_for): New function.
472 (Input_file::open): Add pindex parameter. Change all callers.
473 * fileread.h (class Input_file): Add input_file_argument method.
474 Declare will_search_for. Update declarations.
475 * object.cc (make_elf_object): Add punconfigured parameter.
476 Change all callers.
477 * object.h (class Object): Make input_file public. Add
478 searched_for method.
479 (make_elf_object): Update declaration.
480 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
481 restart search.
482 * dirsearch.h (class Dirsearch): Update declaration.
483 * options.h (class General_options): Add --warn-search-mismatch.
484 * parameters.cc (Parameters::is_compatible_target): New function.
485 * parameters.h (class Parameters): Declare is_compatible_target.
486 * workqueue.cc (Workqueue::add_blocker): New function.
487 * workqueue.h (class Workqueue): Declare add_blocker.
488
f1ed28fb
ILT		 489 * fileread.cc (Input_file::open): Remove options parameter.
490 Change all callers.
491 (Input_file::open_binary): Likewise.
492 * script.cc (read_input_script): Likewise.
493 * readsyms.h (class Read_symbols): Remove options_ field. Remove
494 options parameter from constructor. Change all callers.
495 (class Read_script): Likewise.
496 * fileread.h (class Input_file): Update declarations.
497 * script.h (read_input_script): Update declaration.
498
34dd024a
NC		 4992009-03-10 Nick Clifton <nickc@redhat.com>
500
501 * po/es.po: New Spanish translation.
502
6d71b17c
CC		 5032009-03-06 Cary Coutant <ccoutant@google.com>
504
505 * options.cc (parse_short_option): Keep dash_z from registering itself.
506
031cdbed
ILT		 5072009-03-03 Ian Lance Taylor <iant@google.com>
508
509 PR 9918
510 * target-reloc.h (relocate_section): Pass output_section to
511 relocate.
512 * i386.cc (Target_i386::should_apply_static_reloc): Add
513 output_section parameter. Change all callers.
514 (Target_i386::Relocate::relocate): Add output_section parameter.
515 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
516 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
517 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
518 * testsuite/two_file_shared.sh: New script.
519 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
520 (check_DATA): Add two_file_shared.dbg.
521 (two_file_shared.dbg): New target.
522 * testsuite/Makefile.in: Rebuild.
523
15d5fa16
ILT		 5242009-03-01 Ian Lance Taylor <iant@google.com>
525
526 * configure.ac: Check for byteswap.h.
527 * configure: Rebuild.
528 * config.in: Rebuild.
529
8a4c0b0d
ILT		 5302009-03-01 Mikolaj Zalewski <mikolajz@google.com>
531
532 * layout.cc (Layout::find_or_add_kept_section): New function.
533 (Layout::add_comdat): Removed.
534 * layout.h (struct Kept_section): Move out of class Layout.
535 Remove trailing underscores from field names. Add group_sections
536 field. Rename group_ field to is_group. Change all uses.
537 (class Layout): Declare find_or_add_kept_section, not add_comdat.
538 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
539 comdat_groups_ field.
540 (Sized_relobj::include_section_group): Use
541 find_or_add_kept_section and Kept_section::group_sections.
542 (Sized_relobj::include_linkonce_section): Likewise.
543 * object.cc (class Sized_relobj): Don't define Comdat_group or
544 Comdat_group_table. Remove find_comdat_group and
545 add_comdat_group. Remove comdat_groups_ field.
546 * plugin.cc (include_comdat_group): Use
547 Layout::find_or_add_kept_section.
548
b4ecf66b
ILT		 5492009-02-28 Ian Lance Taylor <iant@google.com>
550
14359ca0
ILT		 551 * README: --gc-sections and map files are now supported. Document
552 some build requirements.
553
b4ecf66b
ILT		 554 PR 6992
555 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
556 relocatable link set the value of the section symbol to zero.
557 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
558 relocatable link don't include the section address in the local
559 symbol value.
560
0602e05a
ILT		 5612009-02-27 Ian Lance Taylor <iant@google.com>
562
fd9d194f
ILT		 563 PR 6811
564 * options.h (class Search_directory): Add is_system_directory.
565 (class General_options): Declare is_in_system_directory.
566 * options.cc (get_relative_sysroot): Make static.
567 (get_default_sysroot): Make static.
568 (General_optoins::is_in_system_directory): New function.
569 * fileread.cc (Input_file::is_in_system_directory): New function.
570 * fileread.h (class Input_file): Declare is_in_system_directory.
571 * object.h (class Object): Add is_in_system_directory.
572 (class Input_objects): Remove system_library_directory_ field.
573 * object.cc (Input_objects::add_object): Don't set
574 system_library_directory_.
575 (input_objects::found_in_system_library_directory): Remove.
576 * symtab.cc (Symbol_table::write_globals): Remove input_objects
577 parameter. Change all callers.
578 (Symbol_table::sized_write_globals): Likewise.
579 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
580 Call Object::is_in_system_directory.
581 * symtab.h (class Symbol_table): Update declarations.
582
61edd21f
ILT		 583 PR 5990
584 * descriptors.h (Open_descriptor): Add is_on_stack field.
585 * descriptors.cc (Descriptors::open): If the descriptor is on the
586 top of the stack, remove it. Initialize is_on_stack field.
587 (Descriptors::release): Only add pod to stack if it is not on the
588 stack already.
589 (Descriptors::close_some_descriptor): Clear stack_next and
590 is_on_stack fields.
591
e29e076a
ILT		 592 PR 7091
593 * output.cc (Output_section::find_starting_output_address): Rename
594 from starting_output_address; add PADDR parameter; change return
595 type.
596 * output.h (class Output_section): Declare
597 find_starting_output_address instead of starting_output_address.
598 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
599 section symbol for which we can't find a merge section.
600
0602e05a
ILT		 601 PR 9836
602 * symtab.cc (Symbol_table::add_from_object): If the visibility is
603 hidden or internal, force the symbol to be local.
604 * resolve.cc (Symbol::override_visibility): Define.
605 (Symbol::override_base): Use override_visibility.
606 (Symbol_table::resolve): Likewise.
607 (Symbol::override_base_with_special): Likewise.
608 (Symbol_table::override_with_special): If the visibility is hidden
609 or internal, force the symbol to be local.
610 * symtab.h (class Symbol): Add set_visibility and
611 override_visibility.
612 * testsuite/ver_test_1.sh: New file.
613 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
614 (check_DATA): Add ver_test_1.syms.
615 (ver_test_1.syms): New target.
616 * testsuite/Makefile.in: Rebuild.
617
401a9a73
CC		 6182009-02-25 Cary Coutant <ccoutant@google.com>
619
620 * layout.cc (Layout::choose_output_section): Don't rename sections
621 when using a linker script that has a SECTIONS clause.
622 * Makefile.in: Regenerate.
623
624 * testsuite/Makefile.am (script_test_5.sh): New test case.
625 * testsuite/Makefile.in: Regenerate.
626 * testsuite/script_test_5.cc: New file.
627 * testsuite/script_test_5.sh: New file.
628 * testsuite/script_test_5.t: New file.
629
f488e4b0
CC		 6302009-02-13 Rafael Avila de Espindola <espindola@google.com>
631
632 * archive.cc (Archive::include_member): Update calls to add_symbols.
633 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
634 the Layout argument.
635 * dynobj.h (do_add_symbols): Add the Layout argument.
636 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
637 Layout argument.
638 * object.h (Object::add_symbols): Add the Layout argument.
639 (Object::do_add_symbols): Add the Layout argument.
640 (Sized_relobj::do_add_symbols): Add the Layout argument.
641 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
642 Unify the two versions.
643 (Add_plugin_symbols): Remove.
644 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
645 (Sized_pluginobj::do_add_symbols): Unify the two versions.
646 (Add_plugin_symbols): Remove.
647 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
648 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
649 (Add_symbols::run): Make it work with Pulginobj.
650
89dd1680
ILT		 6512009-02-06 Ian Lance Taylor <iant@google.com>
652
653 * object.cc (Sized_relobj::do_layout): Make info message start
654 with lower case letter.
655
266d0a74
ILT		 6562009-02-06 Mikolaj Zalewski <mikolajz@google.com>
657
602b464e
ILT		 658 * binary.cc: Fix file comment.
659
266d0a74
ILT		 660 * options.h (enum Incremental_disposition): Define.
661 (class General_options): Add new options: --incremental,
662 --incremental_changed, --incremental_unchanged,
663 --incremental_unknown. Add incremental_disposition_ and
664 implicit_incremental_ fields.
665 (General_options::incremental_disposition): New function.
666 (class Position_dependent_options): Add incremental_disposition
667 option.
668 (Position_dependent_options::copy_from_options): Set incremental
669 dispositions.
670 * options.cc (General_options::parse_incremental_changed): New
671 function.
672 (General_options::parse_incremental_unchanged): New function.
673 (General_options::parse_incremental_unknown): New function.
674 (General_options::General_options): Initialize new fields
675 incremental_disposition_ and implicit_incremental_.
676 (General_options::finalize): Check for uasge of --incremental-*
677 without --incremental.
678
f073bbf7
CD		 6792009-02-06 Chris Demetriou <cgd@google.com>
680
681 * gold.h (gold_undefined_symbol): Change to take only a Symbol
682 pointer and to report location as the file name associated with
683 the symbol.
684 (gold_undefined_symbol_at_location): New function to replace the
685 old gold_undefined_symbol functionality.
686 * target-reloc.h (relocate_section): Update to use
687 gold_undefined_symbol_at_location.
688 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
689 Call gold_undefined_symbol function rather than gold_error.
690 * errors.h (Errors::undefined_symbol): Take location as a
691 string, rather than calculating it from a relocation.
692 * errors.cc (Errors::fatal): Print "fatal error:" before the
693 formatted message.
694 (Errors::error, Errors::error_at_location): Print "error: "
695 before the formatted message.
696 (Errors::undefined_symbol): Take location as a string, rather
697 than calculating it from a relocation.
698 (gold_undefined_symbol_at_location): New function akin to
699 old gold_undefined_symbol, calculates location from relocation.
700 (gold_undefined_symbol): Change to take only a Symbol pointer
701 and to report location as the file name associated with the symbol.
702 * testsuite/debug_msg.sh: Update for changed error messages.
703 * testsuite/undef_symbol.sh: Likewise.
704
8e94a90c
ILT		 7052009-02-04 Duncan Sands <baldrick@free.fr>
706
707 PR 9812
708 * reduced_debug_output.h
709 (Output_reduced_debug_abbrev_section::failed): Use format for
710 gold_warning.
711 (Output_reduced_debug_info_section::faild): Likewise.
712
88a0e15b
ILT		 7132009-01-31 Mikolaj Zalewski <mikolajz@google.com>
714
715 * script.cc (Lazy_demangler): New class.
716 (Version_script_info::get_symbol_version_helper): Demangle a
717 symbol only once.
718
5efc7cd2
CC		 7192009-01-29 Cary Coutant <ccoutant@google.com>
720
721 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
722 to __tls_get_addr.
723 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
724
e0ebcf42
ILT		 7252009-01-28 Ian Lance Taylor <iant@google.com>
726
5efc7cd2 727 * version.cc (version_string): Bump to 1.9.
75fe7426 728
e0ebcf42
ILT		 729 * gold.h: Include <cstring> and <stdint.h>.
730 * version.cc: Include <cstdio>.
731 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
732 warning.
733 * reduced_debug_output.cc (insert_into_vector): Rename from
734 Insert_into_vector; change all callers. Use Swap_unaligned to
735 avoid aliasing issue; remove union since it is unnecessary.
736
8e2813be 7372009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 738
739 * Makefile.am (CCFILES): Add gc.cc.
740 (HFILES): Add gc.h.
741 * Makefile.in: Regenerate.
742 * gold.cc (Gc_runner): New class.
743 (queue_initial_tasks): Call garbage collection related tasks
744 when corresponding options are invoked.
745 (queue_middle_gc_tasks): New function.
746 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
747 processed early before laying out sections during garbage collection.
748 * gold.h (queue_middle_gc_tasks): New function.
749 (is_prefix_of): Move from "layout.cc".
750 * i386.cc (Target_i386::gc_process_relocs): New function.
751 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
752 * main.cc (main): Create object of class "Garbage_collection".
753 * object.cc (Relobj::copy_symbols_data): New function.
754 (Relobj::is_section_name_included): New function.
755 (Sized_relobj::do_layout): Allow this function to be called twice
756 during garbage collection and defer layout of section during the
757 first call.
758 * object.h (Relobj::get_symbols_data): New function.
759 (Relobj::is_section_name_included): New function.
760 (Relobj::copy_symbols_data): New function.
761 (Relobj::set_symbols_data): New function.
762 (Relobj::get_relocs_data): New function.
763 (Relobj::set_relocs_data): New function.
764 (Relobj::is_output_section_offset_invalid): New pure virtual function.
765 (Relobj::gc_process_relocs): New function.
766 (Relobj::do_gc_process_relocs): New pure virtual function.
767 (Relobj::sd_): New data member.
768 (Sized_relobj::is_output_section_offset_invalid): New function.
769 (Sized_relobj::do_gc_process_relocs): New function.
770 * options.h (General_options::gc_sections): Modify to not be a no-op.
771 (General_options::print_gc_sections): New option.
772 * plugin.cc (Plugin_finish::run): Remove function call to
773 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
774 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
775 * reloc.cc (Read_relocs::run): Add task to process relocs and
776 determine unreferenced sections when doing garbage collection.
777 (Gc_process_relocs): New class.
778 (Sized_relobj::do_gc_process_relocs): New function.
779 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
780 sections that are garbage collected.
781 * reloc.h (Gc_process_relocs): New class.
782 * sparc.cc (Target_sparc::gc_process_relocs): New function.
783 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
784 symbols whose corresponding sections are garbage collected.
785 (Symbol_table::Symbol_table): Add new parameter for the garbage
786 collection object.
787 (Symbol_table::gc_mark_undef_symbols): New function.
788 (Symbol_table::gc_mark_symbol_for_shlib): New function.
789 (Symbol_table::gc_mark_dyn_syms): New function.
790 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
791 as garbage.
792 (Symbol_table::add_from_object): Likewise.
793 (Symbol_table::add_from_relobj): When building shared objects, do not
794 treat externally visible symbols as garbage.
795 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
796 table information for static and relocatable links.
797 * symtab.h (Symbol_table::set_gc): New function.
798 (Symbol_table::gc): New function.
799 (Symbol_table::gc_mark_undef_symbols): New function.
800 (Symbol_table::gc_mark_symbol_for_shlib): New function.
801 (Symbol_table::gc_mark_dyn_syms): New function.
802 (Symbol_table::gc_): New data member.
803 * target.h (Sized_target::gc_process_relocs): New pure virtual
804 function.
805 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
806 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
807
3b293544
CF		 8082009-01-20 Chris Faylor <me.sourceware@sourceware.org>
809
810 * options.h (General_options::gc_sections): Define as a no-op for now.
811 (General_options::no_keep_memory): Ditto.
812 (General_options::Bshareable): Define.
813 * options.cc (General_options::finalize): Honor -Bshareable.
814
83d22aa8
AS		 8152009-01-20 Andreas Schwab <schwab@suse.de>
816
817 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
818 read the value in the contents, since we don't use it. Use the
819 template endianness when writing.
820 (Relocate::relocate): Use it for R_PPC_REL16_HA.
821
cd536b21
AS		 8222009-01-19 Andreas Schwab <schwab@suse.de>
823
824 * configure.tgt (powerpc64-*): Fix targ_obj.
825
99e9a495
ILT		 8262009-01-15 Ian Lance Taylor <iant@google.com>
827
828 * object.cc (Sized_relobj::write_local_symbols): Don't write out
829 local symbols when stripping all symbols.
830
bbbfea06
CC		 8312009-01-14 Cary Coutant <ccoutant@google.com>
832
99e9a495 833 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 834
0f7c0701
CC		 8352009-01-14 Cary Coutant <ccoutant@google.com>
836
837 * archive.cc (Archive::get_elf_object_for_member): Remove call
838 to File_read::claim_for_plugin.
839 * descriptors.cc (Descriptors::open): Remove reference to
840 is_claimed.
841 (Descriptors::claim_for_plugin): Remove.
842 * descriptors.h (Descriptors::claim_for_plugin): Remove.
843 (Descriptors::is_claimed): Remove.
844 (claim_descriptor_for_plugin): Remove.
845 * fileread.cc (File_read::claim_for_plugin): Remove.
846 * fileread.h (File_read::claim_for_plugin): Remove.
847 (File_read::descriptor): Reopen descriptor if necessary.
848 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
849 (Plugin_manager::all_symbols_read): Add task parameter. Change
850 all callers.
851 (Plugin_manager::get_input_file): New function.
852 (Plugin_manager::release_input_file): New function.
853 (Pluginobj::Pluginobj): Add filesize parameter and initialize
854 corresponding data member.
855 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
856 and pass to base constructor. Change all callers.
857 (get_input_file, release_input_file): New functions.
858 (make_sized_plugin_object): Add filesize parameter. Change all callers.
859 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
860 (Plugin_manager::all_symbols_read): Add task parameter.
861 (Plugin_manager::get_input_file): New function.
862 (Plugin_manager::release_input_file): New function.
863 (Plugin_manager::task_): New data member.
864 (Pluginobj::Pluginobj): Add filesize parameter.
865 (Pluginobj::filename): New function.
866 (Pluginobj::descriptor): New function.
867 (Pluginobj::filesize): New function.
868 (Pluginobj::filesize_): New data member.
869 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
870 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
871 File_read::claim_for_plugin; use Object::unlock to unlock the file.
872
873 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
874 with archive libraries.
875 * testsuite/Makefile.in: Regenerate.
876 * testsuite/plugin_test.c (struct sym_info): New type.
877 (get_input_file, release_input_file): New static variables.
878 (onload): Capture new transfer vector entries.
879 (claim_file_hook): Stop reading at end of file according to filesize.
880 Factor out parsing of readelf output into separate function.
881 (all_symbols_read_hook): Exercise get_input_file and release_input_file
882 APIs and get the source file name from the symbol table. Convert
883 source file name to corresponding object file name. Print info
884 message when adding new input files.
885 (parse_readelf_line): New function.
886 * testsuite/plugin_test_1.sh: Add checks for new info messages.
887 * testsuite/plugin_test_2.sh: Likewise.
888 * testsuite/plugin_test_3.sh: Likewise.
889 * testsuite/plugin_test_4.sh: New test case.
890
62a6d109
ILT		 8912009-01-07 Ian Lance Taylor <iant@google.com>
892
893 * version.cc (version_string): Bump to 1.8.
894
483620e8
CC		 8952008-12-23 Cary Coutant <ccoutant@google.com>
896
897 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
898 * plugin.cc (Plugin_manager::finish): Rename as
899 layout_deferred_objects. Move cleanup to separate function.
900 (Plugin_manager::cleanup): New function.
901 (Plugin_finish::run): Call layout_deferred_objects and cleanup
902 separately.
903 * plugin.h (Plugin_manager::finish): Rename as
904 layout_deferred_objects.
905 (Plugin_manager::cleanup): New function.
906 (Plugin_manager::cleanup_done): New field.
907
d66a9eb3
CC		 9082008-12-23 Cary Coutant <ccoutant@google.com>
909
910 * plugin.cc (is_visible_from_outside): New function.
911 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
912 so we don't return "IR only" status for exported symbols or -r links.
913
914 * testsuite/Makefile.am (plugin_test_3): New test case.
915 * testsuite/Makefile.in: Regenerate.
916 * testsuite/plugin_test_3.sh: New file.
917
5995b570
CC		 9182008-12-22 Cary Coutant <ccoutant@google.com>
919
920 * object.cc (Sized_relobj::layout_section): New function.
921 (Sized_relobj::do_layout): Defer layout of input sections until after
922 plugin has provided replacement files.
923 (Sized_relobj::do_layout_deferred_sections): New function.
924 * object.h (Relobj::set_section_offset): Remove virtual keyword.
925 (Relobj::layout_deferred_sections): New function.
926 (Relobj::do_layout_deferred_sections): New function.
927 (Sized_relobj::do_layout_deferred_sections): New function.
928 (Sized_relobj::layout_section): New function.
929 (Sized_relobj::Deferred_layout): New structure.
930 (Sized_relobj::deferred_layout_): New field.
931 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
932 Change all callers. Layout deferred sections.
933 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
934 references.
935 (Plugin_hook::run): Move code from do_plugin_hook inline.
936 (Plugin_hook::do_plugin_hook): Remove.
937 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
938 (Plugin_manager::finish): Renamed, was cleanup.
939 (Plugin_manager::should_defer_layout): New function.
940 (Plugin_manager::add_deferred_layout_object): New function.
941 (Plugin_manager::Deferred_layout_list): New type.
942 (Plugin_manager::deferred_layout_objects_): New field.
943 (Plugin_hook::do_plugin_hook): Remove.
944
ee769c88
ILT		 9452008-12-17 Ian Lance Taylor <iant@google.com>
946
947 * options.h (class General_options): Add --no case for
948 --export-dynamic.
949
abc8dcba
CC		 9502008-12-16 Cary Coutant <ccoutant@google.com>
951
952 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
953 vector.
954 (Plugin_manager::claim_file): Create plugin object even if
955 plugin did not call the add_symbols callback.
956 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
957 asking for more symbols than were added.
958 * testsuite/Makefile.am (plugin_test_1): Add test case with
959 no global symbols.
960 (empty.syms): New target.
961 * testsuite/Makefile.in: Regenerate.
962 * testsuite/plugin_test.c (claim_file_hook): Add new debug
963 message. Don't call add_symbols if no globals.
964 (all_symbols_read_hook): Don't provide replacement for empty
965 claimed file.
966
b0074644
ILT		 9672008-12-12 Ian Lance Taylor <iant@google.com>
968
68943102
ILT		 969 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
970 r_type == 0 for a local symbol with r_sym == 0.
971 (scan_relocatable_relocs): Pass r_sym to
972 local_non_section_strategy.
973 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
974 r_sym parameter.
975
b0074644
ILT		 976 * configure.ac: Update test for TLS descriptors: they are
977 supported as of glibc 2.9.
978 * configure: Rebuild.
979
c2508178
ILT		 9802008-12-11 Ian Lance Taylor <iant@google.com>
981
982 PR 7091
983 * target-reloc.h (Default_scan_relocatable_relocs): For each
984 function, map r_type == 0 to RELOC_DISCARD.
985
2756a258
CC		 9862008-12-10 Cary Coutant <ccoutant@google.com>
987
988 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
989 object to override a kept COMDAT group from a plugin object.
990
bb6f53d3
ILT		 9912008-12-09 Ian Lance Taylor <iant@google.com>
992
fbc558e1
ILT		 993 PR 7088
994 * yyscript.y (file_cmd): Handle INPUT.
995
bb6f53d3
ILT		 996 * testsuite/initpri1.c: Change all declarations to be full
997 prototypes by adding void, to avoid compiler warnings.
998
4674ecfc
CC		 9992008-12-05 Rafael Avila de Espindola <espindola@google.com>
1000
1001 * options.cc (General_options::parse_plugin_opt): New.
1002 (General_options::add_plugin): The argument now is just the filename.
1003 (General_options::add_plugin_option): New.
1004 * options.h (plugin_opt): New.
1005 (add_plugin): Change argument name.
1006 (add_plugin_option): New.
1007 * plugin.cc (Plugin::load): Don't parse the plugin option.
1008 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
1009 (Plugin::add_option): New.
1010 (Plugin::args_): Change type.
1011 (Plugin::filename_): New.
1012 (Plugin_manager::add_plugin_option): New.
1013 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
1014 * testsuite/Makefile.in: Regenerate.
1015
fd06b4aa
CC		 10162008-12-05 Cary Coutant <ccoutant@google.com>
1017
1018 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
1019 Handle --strip-lto-sections option.
1020 * options.h (strip_lto_sections): New option.
1021
6c52134c
CC		 10222008-12-01 Cary Coutant <ccoutant@google.com>
1023
1024 * plugin.cc (ld_plugin_message): Change format parameter to const.
1025 Fix mismatch between new[] and delete.
1026
a45248e0
CC		 10272008-11-14 Cary Coutant <ccoutant@google.com>
1028
1029 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
1030 instead of -1U.
1031
c82fbeee
CS		 10322008-11-05 Craig Silverstein <csilvers@google.com>
1033
1034 * options.cc (General_options::parse_dynamic_list): New function.
1035 * options.h (General_options): New flags dynamic_list,
1036 dynamic_list_data, dynamic_list_cpp_new, and
1037 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
1038 (General_options::in_dynamic_list): New function.
1039 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
1040 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
1041 (Lex::can_continue_name): Likewise.
1042 (yylex): Likewise.
1043 (read_script_file): New parameter script_options.
1044 (read_dynamic_list): New function.
1045 (Script_options::define_dynamic_list): New function.
1046 (dynamic_list_keyword_parsecodes): New variable.
1047 (dynamic_list_keywords): New variable.
1048 * script.h (Script_options::define_dynamic_list): New function
1049 prototype.
1050 (read_dynamic_list): New function prototype.
1051 * symtab.cc (strprefix): New macro.
1052 (Symbol::should_add_dynsym_entry): Support dynamic_list,
1053 dynamic_list_data, dynamic_list_cpp_new, and
1054 dynamic_list_cpp_typeinfo.
1055 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
1056 (dynamic_list_expr): New rule.
1057 (dynamic_list_nodes): Likewise.
1058 (dynamic_list_node): Likewise.
1059 * testsuite/Makefile.am (dynamic_list): New test.
1060 * testsuite/Makefile.in: Regenerated.
1061 * testsuite/dynamic_list.t: New file.
1062 * testsuite/dynamic_list.sh: New file.
1063
e0bb29a5
CS		 10642008-11-05 Craig Silverstein <csilvers@google.com>
1065
1066 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
1067 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
1068 (t11_last): Likewise.
1069 * testsuite/ver_test_6.c (main): Likewise.
1070
4e1e25e0
CC		 10712008-10-07 Cary Coutant <ccoutant@google.com>
1072
1073 * options.c (General_options::finalize): Add check for -static and
1074 -shared.
1075 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
1076 is not empty.
1077
92f03fcb
CC		 10782008-10-02 Cary Coutant <ccoutant@google.com>
1079
1080 * plugin.cc (make_sized_plugin_object): Fix conditional
1081 compilation to work when not all targets are enabled.
1082
fbd8a257
CC		 10832008-09-29 Cary Coutant <ccoutant@google.com>
1084
1085 * archive.cc (Archive::get_file_and_offset): Use filename instead
1086 of name to get library path.
1087 (Archive::include_member): Unlock external member of a thin archive.
1088
1089 * testsuite/Makefile.am (TEST_AR): New variable.
1090 (thin_archive_test_1): New test.
1091 (thin_archive_test_2): New test.
81636b3f
CC		 1092 * testsuite/Makefile.in: Regenerate.
1093 * testsuite/thin_archive_main.cc: New file.
1094 * testsuite/thin_archive_test_1.cc: New file.
1095 * testsuite/thin_archive_test_2.cc: New file.
1096 * testsuite/thin_archive_test_3.cc: New file.
1097 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1098
eff45813
CC		 10992008-09-29 Cary Coutant <ccoutant@google.com>
1100
1101 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1102 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1103 instead of -1U.
1104 (Sized_relobj::do_finalize_local_symbols): Likewise.
1105 (Sized_relobj::map_to_kept_section): Likewise.
1106 * object.h (Sized_relobj::invalid_address): New constant.
1107 (Sized_relobj::do_output_section_offset): Check for invalid_address
1108 and return -1ULL.
1109 * output.cc (Output_reloc::local_section_offset): Use constant
1110 invalid_address instead of -1U.
1111 (Output_reloc::get_address): Likewise.
1112 (Output_section::output_address): Change -1U to -1ULL.
1113 * output.h (Output_reloc::invalid_address): New constant.
1114 * reloc.cc (Sized_relobj::write_sections): Use constant
1115 invalid_address instead of -1U.
1116 (Sized_relobj::relocate_sections): Likewise.
1117 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1118 values for merge sections.
1119 * target-reloc.h (relocate_for_relocatable): Use constant
1120 invalid_address instead of -1U.
1121
89fc3421
CC		 11222008-09-19 Cary Coutant <ccoutant@google.com>
1123
1124 Add plugin functionality for link-time optimization (LTO).
1125 * configure.ac (plugins): Add --enable-plugins option.
1126 * configure: Regenerate.
1127 * config.in: Regenerate.
1128 * Makefile.am (LIBDL): New variable.
1129 (CCFILES): Add plugin.cc.
1130 (HFILES): Add plugin.h.
1131 (ldadd_var): Add LIBDL.
1132 * Makefile.in: Regenerate.
1133
1134 * archive.cc: Include "plugin.h".
1135 (Archive::setup): Don't preread archive symbols when using a plugin.
1136 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1137 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1138 files.
1139 (Archive::include_member): Add symbols from plugin objects.
1140 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1141 * descriptors.cc (Descriptors::open): Check for file descriptors
1142 abandoned by plugins.
1143 (Descriptors::claim_for_plugin): New function.
1144 * descriptors.h (Descriptors::claim_for_plugin): New function.
1145 (Open_descriptor::is_claimed): New field.
1146 (claim_descriptor_for_plugin): New function.
1147 * fileread.cc (File_read::claim_for_plugin): New function.
1148 * fileread.h (File_read::claim_for_plugin): New function.
1149 (File_read::descriptor): New function.
1150 * gold.cc: Include "plugin.h".
1151 (queue_initial_tasks): Add task to call plugin hooks for generating
1152 new object files.
1153 * main.cc: Include "plugin.h".
1154 (main): Load plugin libraries.
1155 * object.h (Pluginobj): Declare.
1156 (Object::pluginobj): New function.
1157 (Object::do_pluginobj): New function.
1158 (Object::set_target): New function.
1159 * options.cc: Include "plugin.h".
1160 (General_options::parse_plugin): New function.
1161 (General_options::General_options): Initialize plugins_ field.
1162 (General_options::add_plugin): New function.
1163 * options.h (Plugin_manager): Declare.
1164 (General_options): Add --plugin option.
1165 (General_options::has_plugins): New function.
1166 (General_options::plugins): New function.
1167 (General_options::add_plugin): New function.
1168 (General_options::plugins_): New field.
1169 * plugin.cc: New file.
1170 * plugin.h: New file.
1171 * readsyms.cc: Include "plugin.h".
1172 (Read_symbols::do_read_symbols): Check for archive before checking
1173 for ELF file. Call plugin hooks to claim files.
1174 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1175 from a real object file; force override when processing replacement
1176 files.
1177 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1178 (Symbol::init_base_object): Likewise.
1179 (Symbol::init_base_output_data): Likewise.
1180 (Symbol::init_base_output_segment): Likewise.
1181 (Symbol::init_base_constant): Likewise.
1182 (Symbol::init_base_undefined): Likewise.
1183 (Symbol::output_section): Assert that object is not a plugin.
1184 (Symbol_table::add_from_pluginobj): New function.
1185 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1186 undefined.
1187 (Symbol_table::sized_write_globals): Likewise.
1188 (Symbol_table::add_from_pluginobj): Instantiate template.
1189 * symtab.h (Sized_pluginobj): Declare.
1190 (Symbol::in_real_elf): New function.
1191 (Symbol::set_in_real_elf): New function.
1192 (Symbol::in_real_elf_): New field.
1193 (Symbol_table::add_from_pluginobj): New function.
1194
1195 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1196 (LIBDL): New variable.
1197 (LDADD): Add LIBDL.
1198 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1199 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1200 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1201 (MOSTLYCLEANFILES): Likewise.
1202 * testsuite/Makefile.in: Regenerate.
1203 * testsuite/plugin_test.c: New file.
1204 * testsuite/plugin_test_1.sh: New file.
1205 * testsuite/plugin_test_2.sh: New file.
1206
de31bda5
ILT		 12072008-09-16 Ian Lance Taylor <iant@google.com>
1208
9c2d0ef9
ILT		 1209 * target-reloc.h (relocate_section): Check whether a symbol is
1210 defined by the ABI before reporting an undefined symbol error.
1211 * target.h (Target::is_defined_by_abi): Make parameter const.
1212 (Target::do_is_defined_by_abi): Likewise.
1213 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1214 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1215 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1216 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1217 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1218 * testsuite/Makefile.in: Rebuild.
1219
de31bda5
ILT		 1220 * fileread.cc (make_view): Add casts to avoid warning.
1221
9fa33bee
AO		 12222008-09-16 Alexandre Oliva <aoliva@redhat.com>
1223
1224 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1225 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1226
183fd0e3
AO		 12272008-09-16 Alexandre Oliva <aoliva@redhat.com>
1228
1229 * options.h (General_options::output_is_executable): New.
1230 (General_options::output_is_pie): New.
1231 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1232 for shared libraries.
1233 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1234
7be8330a
CD		 12352008-09-11 Chris Demetriou <cgd@google.com>
1236
1237 * options.h (origin): New -z option.
1238 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1239 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1240 in DT_FLAGS_1.
1241
a9caad02
CC		 12422008-09-05 Cary Coutant <ccoutant@google.com>
1243
1244 * fileread.cc (File_read::make_view): Add check for attempt to map
1245 beyond end of file.
1246
ae6dce4d
CC		 12472008-09-05 Cary Coutant <ccoutant@google.com>
1248
1249 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1250 explicit instantiations.
1251
d7ab2a47
KVH		 12522008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1253
1254 PR gold/6858
1255 * options.cc (General_options::finalize): Allow undefined symbols
1256 in shlibs if linking -shared.
1257
1258 PR gold/6859
1259 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1260 symbols as not needing a dynsym entry.
1261
1e52a9c1
CS		 12622008-08-20 Craig Silverstein <csilvers@google.com>
1263
1264 * fileread.cc (File_read::open): Do not lock the file unless it
1265 was successfully opened.
1266
d85c80a3
CC		 12672008-08-14 Cary Coutant <ccoutant@google.com>
1268
1269 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1270 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1271 * testsuite/tls_test.cc (struct int128): 128-bit struct
1272 for testing TLS relocs with non-zero addend.
1273 (v12): New TLS variable.
1274 (t12): New test.
1275 (t_last): Add check for v12.
1276 * testsuite/tls_test.h (t12): New function.
1277 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1278
2d924fd9
ILT		 12792008-08-13 Ian Lance Taylor <iant@google.com>
1280
1281 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1282 set tls_segment_ or relro_segment_.
1283 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1284 when appropriate.
1285 * output.h (Output_section::clear_is_relro): New function.
1286 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1287 sections specially even when output_data_ is empty.
1288 (Output_segment::maximum_alignment): When first section is relro,
1289 only force alignment for PT_LOAD segments.
1290 * script.cc (script_data_segment_align): New function.
1291 (script_data_segment_relro_end): New function.
1292 * script-c.h (script_data_segment_align): Declare.
1293 (script_data_segment_relro_end): Declare.
1294 * script-sections.h (class Script_sections): Declare
1295 data_segment_align and data_segment_relro_end. Add fields
1296 segment_align_index_ and saw_relro_end_.
1297 * script-sections.cc (class Sections_element): Add set_is_relro
1298 virtual function. Add new bool* parameter to place_orphan_here.
1299 Add get_output_section virtual function.
1300 (class Output_section_definition): Add set_is_relro. Add new
1301 bool* parameter to place_orphan_here. Add get_output_section.
1302 Add is_relro_ field.
1303 (Output_section_definition::Output_section_definition): Initialize
1304 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1305 and is_relro_ fields.
1306 (Output_section_definition::place_orphan_here): Add is_relro
1307 parameter.
1308 (Output_section_definition::set_section_addresses): Set relro for
1309 output section.
1310 (Output_section_definition::alternate_constraint): Likewise.
1311 (class Orphan_output_section): Add new bool* parameter to
1312 place_orphan_here. Add get_output_section.
1313 (Orphan_output_section::place_orphan_here): Add is_relro
1314 parameter.
1315 (Script_sections::Script_sections): Initialize
1316 data_segment_align_index_ and saw_relro_end_.
1317 (Script_sections::data_segment_align): New function.
1318 (Script_sections::data_segment_relro_end): New function.
1319 (Script_sections::place_orphan): Set or clear is_relro.
1320 (Script_sections::set_section_addresses): Force alignment of first
1321 TLS section.
1322 * yyscript.y (exp): Call script_data_segment_align and
1323 script_data_segment_relro_end.
1324 * testsuite/relro_script_test.t: New file.
1325 * testsuite/relro_test.cc (using_script): Declare.
1326 (t1, t2): Test using_script.
1327 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1328 (relro_script_test_SOURCES): Define.
1329 (relro_script_test_DEPENDENCIES): Define.
1330 (relro_script_test_LDFLAGS): Define.
1331 (relro_script_test_LDADD): Define.
1332 (relro_script_test.so): New target.
1333 * testsuite/Makefile.in: Rebuild.
1334
f827c9a9
CC		 13352008-08-06 Cary Coutant <ccoutant@google.com>
1336
1337 * archive.cc (Archive::total_archives, Archive::total_members)
1338 (Archive::total_members_loaded): New variables.
1339 (Archive::setup): Add parameter. Add option to preread
1340 archive symbols.
1341 (Archive::read_armap): Add counter.
1342 (Archive::get_file_and_offset): New function.
1343 (Archive::get_elf_object_for_member): New function.
1344 (Archive::read_all_symbols): New function.
1345 (Archive::read_symbols): New function.
1346 (Archive::add_symbols): Add counters.
1347 (Archive::include_all_members): Use armap to find members if it's
1348 already built.
1349 (Archive::include_member): Skip reading symbols if already read.
1350 Factored code into Archive::get_file_and_offset and
1351 Archive::get_elf_object_for_member. Changed call to
1352 Mapfile::report_include_archive_member.
1353 (Archive::print_stats): New function.
1354 * archive.h: Declare Object and Read_symbols_data classes.
1355 (Archive::Archive): Add initializers for new members.
1356 (Archive::setup): Add parameter.
1357 (Archive::print_stats): New function.
1358 (Archive::total_archives, Archive::total_members)
1359 (Archive::total_members_loaded): New variables.
1360 (Archive::get_file_and_offset): New function.
1361 (Archive::get_elf_object_for_member): New function.
1362 (Archive::read_all_symbols): New function.
1363 (Archive::read_symbols): New function.
1364 (Archive::Archive_member): New class.
1365 (Archive::members_): New member.
1366 (Archive::num_members_): New member.
1367 * main.cc: Include archive.h.
1368 (main): Call Archive::print_stats.
1369 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1370 archive parameter; member_name is now the fully-decorated name.
1371 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1372 * options.h: (General_options): Add --preread-archive-symbols option.
1373 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1374 Archive::setup.
1375
de4c45bd
ILT		 13762008-08-04 Ian Lance Taylor <iant@google.com>
1377
1378 * symtab.h (Symbol::use_plt_offset): New function.
1379 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1380 * powerpc.cc (Relocate::relocate): Likewise.
1381 * sparc.cc (Relocate::relocate): Likewise.
1382 * x86_64.cc (Relocate::relocate): Likewise.
1383 * testsuite/weak_plt.sh: New test.
1384 * testsuite/weak_plt_main.cc: New test.
1385 * testsuite/weak_plt_shared.cc: New test.
1386 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1387 (check_PROGRAMS): Add weak_plt.
1388 (check_DATA): Add weak_plt_shared.so.
1389 (weak_plt_main_pic.o, weak_plt): New targets.
1390 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1391 * testsuite/Makefile.in: Rebuild.
1392
1393 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1394 gcctestdir/ld.
1395 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1396 * testsuite/Makefile.in: Rebuild.
1397
323ee3f4
AM		 13982008-08-04 Alan Modra <amodra@bigpond.net.au>
1399
1400 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1401 * Makefile.in: Regenerate.
1402 * po/POTFILES.in: Regenerate.
1403
7c07ecec
ILT		 14042008-07-29 Ian Lance Taylor <iant@google.com>
1405
1406 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1407 symbols before other symbols.
1408 * testsuite/script_test_2.cc (test_addr): Declare.
1409 (test_addr_alias): Declare.
1410 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1411 values.
7c07ecec
ILT		 1412 * testsuite/script_test_2.t: Define test_addr_alias and
1413 test_addr.
1414
5778530e
ILT		 14152008-07-24 Ian Lance Taylor <iant@google.com>
1416
2a00e4fb
ILT		 1417 PR 5990
1418 * descriptors.cc: New file.
1419 * descriptors.h: New file.
1420 * gold-threads.h (class Hold_optional_lock): New class.
1421 * fileread.cc: Include "descriptors.h".
1422 (File_read::~File_read): Release descriptor rather than closing
1423 it.
1424 (File_read::open) [file]: Call open_descriptor rather than open.
1425 Set is_descriptor_opened_.
1426 (File_read::open) [memory]: Assert that descriptor is not open.
1427 (File_read::reopen_descriptor): New function.
1428 (File_read::release): Release descriptor.
1429 (File_read::do_read): Make non-const. Reopen descriptor.
1430 (File_read::read): Make non-const.
1431 (File_read::make_view): Reopen descriptor.
1432 (File_read::do_readv): Likewise.
1433 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1434 Update declarations.
1435 * layout.cc: Include "descriptors.h".
1436 (Layout::create_build_id): Use open_descriptor rather than open.
1437 * output.cc: Include "descriptors.h".
1438 (Output_file::open): Use open_descriptor rather than open.
1439 * archive.cc (Archive::const_iterator): Change Archive to be
1440 non-const.
1441 (Archive::begin, Archive::end): Make non-const.
1442 (Archive::count_members): Likewise.
1443 * archive.h (class Archive): Update declarations.
1444 * object.h (Object::read): Make non-const.
1445 * Makefile.am (CCFILES): Add descriptors.cc.
1446 (HFILES): Add descriptors.h.
1447 * Makefile.in: Rebuild.
1448
801647d1
ILT		 1449 PR 6716
1450 * gold.h: Always include <clocale>. Add Solaris workarounds
1451 following code in binutils/sysdep.h.
1452
5edd166e
ILT		 1453 PR 6048
1454 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1455 this->eh_frame_hdr_ is NULL before using it.
1456
c89ad728
ILT		 1457 * dynobj.cc (Versions::Versions): Update comment.
1458
aa86f06b
ILT		 1459 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1460 the base version name.
1461
5778530e
ILT		 1462 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1463 array size plus one.
1464 (Stringpool_template::set_string_offsets): Subtract one from key
1465 before using it as an array index.
1466 (Stringpool_template::get_offset_with_length): Likewise.
1467 (Stringpool_template::write_to_buffer): Likewise.
1468 * stringpool.h (Stringpool_template::get_offset_from_key):
1469 Likewise.
1470
057ead22
ILT		 14712008-07-23 Ian Lance Taylor <iant@google.com>
1472
7f649c59
ILT		 1473 PR 6658
1474 * object.h (Merged_symbol_value::value): Do our best to handle a
1475 negative addend.
1476
057ead22
ILT		 1477 PR 6647
1478 * script.cc (Version_script_info::get_versions): Don't add empty
1479 version tag to return value.
1480 (Version_script_info::get_symbol_version_helper): Change return
1481 type to bool. Add pversion parameter. Change all callers.
1482 (script_register_vers_node): Don't require a non-NULL tag.
1483 * script.h (class Version_script_info): Update declarations.
1484 (Version_script_info::get_symbol_version): Change return type to
1485 bool. Add version parameter. Change all callers.
1486 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1487 handling. Handle an empty version from a version script.
1488 (Symbol_table::define_special_symbol): Likewise.
1489 * testsuite/ver_test_10.script: New file.
1490 * testsuite/ver_test_10.sh: New file.
1491 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1492 (check_DATA): Add ver_test_10.syms.
1493 (ver_test_10.syms, ver_test_10.so): New target.
1494 * testsuite/Makefile.in: Rebuild.
1495
58e54ac2
CD		 14962008-07-23 Simon Baldwin <simonb@google.com>
1497
1498 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1499 to zero for undefined symbols from dynamic libraries.
1500
95d14cd3
ILT		 15012008-07-23 Ian Lance Taylor <iant@google.com>
1502
1503 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1504 Change all callers.
1505 * symtab.h (class Symbol_table): Update declaration.
1506 * testsuite/ver_test_9.cc: New file.
1507 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1508 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1509 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1510 (ver_test_9.so, ver_test_9.o): New targets.
1511 * testsuite/Makefile.in: Rebuild.
1512
92de84a6
ILT		 15132008-07-22 Ian Lance Taylor <iant@google.com>
1514
34810851
ILT		 1515 * options.h (class General_options): Define --check-sections.
1516 * layout.cc (Layout::set_segment_offsets): Handle
1517 --check-sections.
1518
af6156ef
ILT		 1519 * options.h (class General_options): Define -n/--nmagic and
1520 -N/--omagic.
1521 * options.cc (General_options::finalize): For -n/--nmagic or
1522 -N/--omagic, set -static.
1523 * layout.cc (Layout::attach_allocated_section_to_segment): If
1524 -N/--omagic, don't put read-only and read-write sections in
1525 different segments.
1526 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1527 finding a read-only segment.
1528 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1529 don't set the minimum segment alignment to the common page size,
1530 and don't set the file offset to the address modulo the page size.
1531 * script-sections.cc (Script_sections::create_segments): If
1532 -n/--omagic, don't put read-only and read-write sections in
1533 different segments.
1534
92de84a6
ILT		 1535 * cref.cc: New file.
1536 * cref.h: New file.
1537 * options.h (class General_options): Add --print-symbol-counts.
1538 * main.cc (main): Issue defined symbol report if requested.
1539 * archive.cc (Archive::interpret_header): Make into a const member
1540 function.
1541 (Archive::add_symbols): Call Input_objects::archive_start and
1542 archive_stop.
1543 (Archive::const_iterator): Define new class.
1544 (Archive::begin, Archive::end): New functions.
1545 (Archive::include_all_members): Rewrite to use iterator.
1546 (Archive::count_members): New function.
1547 * archive.h (class Archive): Update declarations.
1548 (Archive::filename): New function.
1549 * object.cc: Include "cref.h".
1550 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1551 (Sized_relobj::do_get_global_symbol_counts): New function.
1552 (Input_objects::add_object): Add object to cross-referencer.
1553 (Input_objects::archive_start): New function.
1554 (Input_objects::archive_stop): New function.
1555 (Input_objects::print_symbol_counts): New function.
1556 * object.h: Declare Cref and Archive.
1557 (Object::get_global_symbol_counts): New function.
1558 (Object::do_get_global_symbol_counts): New pure virtual function.
1559 (class Sized_relobj): Add defined_count_ field. Update
1560 declarations.
1561 (class Input_objects): Add cref_ field. Update constructor.
1562 Update declarations.
1563 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1564 defined_count_.
1565 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1566 symbol counts.
1567 (Sized_dynobj::do_get_global_symbol_counts): New function.
1568 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1569 defined_count_. Update declarations. Define Symbols typedef.
1570 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1571 parameter. Change all callers.
1572 (Symbol_table::add_from_dynobj): Add sympointers and defined
1573 parameters. Change all callers.
1574 * symtab.h (class Symbol_table): Update declarations.
1575 * Makefile.am (CCFILES): Add cref.cc.
1576 (HFILES): Add cref.h.
1577 * Makefile.in: Rebuild.
1578
3f7c5e1d
CD		 15792008-07-22 Simon Baldwin <simonb@google.com>
1580
1581 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1582 to zero when writing undefined symbols.
1583
e0b64032
ILT		 15842008-07-22 Ian Lance Taylor <iant@google.com>
1585
1586 * output.cc (Output_section::add_input_section): Don't try to
1587 merge empty merge sections.
1588
096b02cf
CS		 15892008-07-21 Craig Silverstein <csilvers@google.com>
1590
1591 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1592 Include symbol version in error message.
cd536b21 1593
1d1f116d
CD		 15942008-07-20 Chris Demetriou <cgd@google.com>
1595
cd536b21 1596 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1597 (RANDOM_SEED_CFLAGS): New substituted variable.
1598 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1599 * configure: Rebuild.
1600 * Makefile.in: Likewise.
1601 * testsuite/Makefile.in: Likewise.
1602
a18f591e
ILT		 16032008-07-18 Ian Lance Taylor <iant@google.com>
1604
1605 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1606 where we see NAME/NULL and NAME/VERSION as separate symbols.
1607 * testsuite/ver_test_main.cc (main): Call t4.
1608 (t4, t4_2a): Define.
1609 * testsuite/ver_test_2.cc (t4_2): Define.
1610 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1611 * testsuite/ver_test_4.cc (t4_2a): Define.
1612 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1613 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1614
c6e3f6ed
ILT		 16152008-07-17 Ian Lance Taylor <iant@google.com>
1616
1617 * dynobj.cc (Versions::add_def): If we give an error about a
1618 missing version, go ahead and create the version anyhow.
1619
ef9beddf
ILT		 16202008-07-10 Ian Lance Taylor <iant@google.com>
1621
1622 Handle output sections with more than 0x7fffffff bytes.
1623 * object.h (class Relobj): Change map_to_output_ to
1624 output_sections_, and just keep a section pointer. Change all
1625 uses. Move comdat group support to Sized_relobj.
1626 (Relobj::is_section_specially_mapped): Remove.
1627 (Relobj::output_section): Remove poff parameter. Change all
1628 callers.
1629 (Relobj::output_section_offset): New function.
1630 (Relobj::set_section_offset): Rewrite.
1631 (Relobj::map_to_output): Remove.
1632 (Relobj::output_sections): New function.
1633 (Relobj::do_output_section_offset): New pure virtual function.
1634 (Relobj::do_set_section_offset): Likewise.
1635 (class Sized_relobj): Add section_offsets_ field. Add comdat
1636 group support from Relobj. Update declarations.
1637 (Sized_relobj::get_output_section_offset): New function.
1638 (Sized_relobj::do_output_section_offset): New function.
1639 (Sized_relobj::do_set_section_offset): New function.
1640 * object.cc (Relobj::output_section_address): Remove.
1641 (Sized_relobj::Sized_relobj): Initialize new fields.
1642 (Sized_relobj::include_section_group): Cast find_kept_object to
1643 Sized_relobj.
1644 (Sized_relobj::include_linkonce_section): Likewise.
1645 (Sized_relobj::do_layout): Use separate arrays for output section
1646 and output offset.
1647 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1648 output_sections.
1649 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1650 output_sections and section_offsets.
1651 (Sized_relobj::write_local_symbols): Likewise.
1652 (map_to_kept_section): Compute output address directly.
1653 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1654 output_sections and section_offsets.
1655 (Sized_relobj::write_sections): Likewise.
1656 (Sized_relobj::relocate_sections): Likewise.
1657 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1658 * output.h (class Output_reloc): Update declarations. Change
1659 u2_.relobj to Sized_relobj*.
1660 (class Output_data_reloc): Change add functions to use
1661 Sized_relobj*.
1662 * output.cc (Output_reloc::Output_reloc): Change relobj to
1663 Sized_relobj*.
1664 (Output_reloc::local_section_offset): Change return type to
1665 Elf_Addr. Use get_output_section_offset.
1666 (Output_reloc::get_address): Likewise.
1667 (Output_section::is_input_address_mapped): Don't call
1668 is_section_specially_mapped.
1669 (Output_section::output_offset): Likewise.
1670 (Output_section::output_address): Likewise.
1671 (Output_section::starting_output_address): Likewise.
1672 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1673 parameter to Sized_relobj*.
1674 (Copy_relocs::need_copy_reloc): Likewise.
1675 (Copy_relocs::save): Likewise.
1676 * copy-relocs.h (class Copy_relocs): Update declarations.
1677 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1678 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1679 * target-reloc.h (relocate_for_relocatable): Change
1680 offset_in_output_section type to Elf_Addr. Change code that uses
1681 it as well.
1682 * layout.cc (Layout::layout): Always set *off.
1683 * mapfile.cc (Mapfile::print_input_section): Use
1684 output_section_offset.
1685 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1686 Sized_relobj*.
1687 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1688 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1689 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1690
5cb66f97
ILT		 16912008-07-03 Ian Lance Taylor <iant@google.com>
1692
1693 * layout.cc (Layout::include_section): Do not discard unrecognized
1694 SHT_STRTAB sections.
1695
afe47622
CS		 16962008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1697
1698 * script.cc (Lex::can_continue_name): Make '?' allowable in
1699 version-script names.
1700 * testsuite/version_script.map: Change glob pattern to use '?'
1701
5adf9721
ILT		 17022008-06-30 Manish Singh <yosh@gimp.org>
1703
1704 PR 6585
1705 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1706 Correct typo.
1707
e6fde208
ILT		 17082008-06-30 Ian Lance Taylor <iant@google.com>
1709
1710 PR 6660
1711 PR 6682
1712 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1713 versions]: Don't try to read the value in the contents, since we
1714 don't use it. Use the template endianness when writing.
1715
3f2e6a2d
CC		 17162008-06-25 Cary Coutant <ccoutant@google.com>
1717
1718 * fileread.cc (File_read::make_view): Assert on zero-length view.
1719 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1720 symbol table when there are no symbols to read.
1721
c43d3a48
CS		 17222008-06-23 Craig Silverstein <csilvers@google.com>
1723
1724 * version.cc (version_string): Bump to 1.7
1725
5f494ea0
CS		 17262008-06-18 Craig Silverstein <csilvers@google.com>
1727
1728 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1729 constant 0xFFFF to type Valtype.
1730 (Powerpc_relocate_functions::rel16_ha): Likewise.
1731
c42e122e
ILT		 17322008-06-17 Ian Lance Taylor <iant@google.com>
1733
f34787f8
ILT		 1734 * output.h (Output_section::Input_section): Initialize p2align_ to
1735 zero for Output_section_data constructors.
1736 (Output_section::Input_section::addralign): If not an input
1737 section, return the alignment of the Output_section_data.
1738 * testsuite/copy_test.cc: New file.
1739 * testsuite/copy_test_1.cc: New file.
1740 * testsuite/copy_test_2.cc: New file.
1741 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1742 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1743 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1744 (copy_test_1_pic.o, copy_test_1.so): New targets.
1745 (copy_test_2_pic.o, copy_test_2.so): New targets.
1746 * testsuite/Makefile.in: Rebuild.
1747
c42e122e
ILT		 1748 * script-sections.cc (Script_sections::place_orphan): Initialize
1749 local variable exact.
1750
ce3ac18a
DE		 17512008-06-13 David Edelsohn <edelsohn@gnu.org>
1752
1753 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1754
42cacb20
DE		 17552008-06-12 David Edelsohn <edelsohn@gnu.org>
1756 David S. Miller <davem@davemloft.net>
1757
1758 * powerpc.cc: New file.
1759 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1760 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1761 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1762 * Makefile.in: Rebuild.
1763
7b308235
ILT		 17642008-06-09 Ian Lance Taylor <iant@google.com>
1765
1766 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1767 <exception>.
1768 (throwing, orig_terminate): New static variables.
1769 (terminate_handler): New static function.
1770 (t2): Set terminate handler.
1771
f0b886e3
ILT		 17722008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1773
1774 PR 6584
cd536b21 1775 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1776 alignment.
1777
3e90f135
CC		 17782008-05-30 Cary Coutant <ccoutant@google.com>
1779
1780 * archive.cc (Archive::include_all_members) Correct to step
1781 over symbol table and extended name table in thin archives.
1782
e09ad04a
ILT		 17832008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1784
1785 PR 6407
1786 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1787 calculation.
1788
62b01cb5
ILT		 17892008-05-28 Caleb Howe <cshowe@google.com>
1790
1791 * reduced_debug_output.cc: New file.
1792 * reduced_debug_output.h: New file.
92de84a6 1793 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1794 * options.cc (General_options::finalize): Add strip_debug_non_line
1795 to the strip heirarchy.
1796 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1797 fields.
1798 * layout.cc: Include "reduced_debug_output.h".
1799 (Layout::Layout): Initialize new fields.
1800 (line_only_debug_sections): New static array.
1801 (is_lines_only_debug_sections): New static inline function.
1802 (Layout::include_section): Handle --strip-debug-non-line.
1803 (Layout::make_output_section): If --strip-debug-non-line, build
1804 new output sections for .debug_abbrev and .debug_info.
1805 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1806 gold. Warn about possible overflow.
1807 (read_signed_LEB_128): Likewise.
1808 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1809 (read_signed_LEB_128): Declare.
1810 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1811 (HFILES): Add reduced_debug_output.h.
1812 * Makefile.in: Rebuild.
1813
7d9e3d98
ILT		 18142008-05-21 Ian Lance Taylor <iant@google.com>
1815
1816 * mapfile.cc: New file.
1817 * mapfile.h: New file.
1818 * options.h (class General_options): Add -M/--print-map and -Map.
1819 * options.cc (General_options::finalize): Make -M equivalent to
1820 -Map -.
1821 * main.cc: Include <cstdio> and "mapfile.h".
1822 (main): Open mapfile if requested.
1823 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1824 constructor. Change caller.
1825 (queue_initial_tasks): Add mapfile parameter. Change caller.
1826 (queue_middle_tasks): Likewise.
1827 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1828 declarations.
1829 * archive.cc: Include "mapfile.h".
1830 (Archive::add_symbols): Add mapfile parameter. Change all
1831 callers. Pass mapfile, symbol, and reason to include_member.
1832 (Archive::include_all_members): Add mapfile parameter. Change all
1833 callers.
1834 (Archive::include_member): Add mapfile, sym, and why parameters.
1835 Change all callers. Report inclusion to map file.
1836 * archive.h: Include "fileread.h".
1837 (class Archive): Update declarations.
1838 (Archive::file): New const method.
1839 (class Add_archive_symbols): Add mapfile_ field. Update
1840 constructor. Change all callers.
1841 * readsyms.h (class Read_symbols): Likewise.
1842 (class Finish_group): Likewise.
1843 (class Read_script): Likewise.
1844 * common.cc: Include "mapfile.h".
1845 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1846 all callers.
1847 (Symbol_table::do_allocate_commons): Likewise.
1848 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1849 symbol allocation to mapfile.
1850 * common.h (class Allocate_commons_task): Add mapfile_ field.
1851 Update constructor. Change all callers.
1852 * symtab.h (class Symbol_table): Update declarations.
1853 * layout.cc: Include "mapfile.h".
1854 (Layout_task_runner::run): Print information to mapfile.
1855 (Layout::create_gold_note): Change Output_data_fixed_space to
1856 Output_data_zero_fill.
1857 (Layout::create_build_id): Likewise.
1858 (Layout::print_to_mapfile): New function.
1859 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1860 constructor. Change caller.
1861 (class Layout): Declare print_to_mapfile.
1862 * output.cc (Output_section::Input_section::print_to_mapfile): New
1863 function.
1864 (Output_section::add_input_section): If producing a map, always
1865 add to input_sections_ list.
1866 (Output_section::do_print_to_mapfile): New function.
1867 (Output_segment::print_sections_to_mapfile): New function.
1868 (Output_segment::print_section_list_to_mapfile): New function.
1869 * output.h: Include "mapfile.h".
1870 (Output_data::print_to_mapfile): New function.
1871 (Output_data::do_print_to_mapfile): New virtual function.
1872 (Output_segment_headers::do_print_to_mapfile): New function.
1873 (Output_file_header::do_print_to_mapfile): New function.
1874 (Output_data_const::do_print_to_mapfile): New function.
1875 (class Output_data_const_buffer): Add map_name_ field. Update
1876 constructor. Change all callers. Add do_print_to_mapfile
1877 function.
1878 (class Output_data_fixed_space): Likewise.
1879 (class Output_data_space): Likewise.
1880 (class Output_data_zero_fill): New class.
1881 (Output_data_strtab::do_print_to_mapfile): New function.
1882 (Output_data_reloc_base::do_print_to_mapfile): New function.
1883 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1884 (Output_data_group::do_print_to_mapfile): New function.
1885 (Output_data_got::do_print_to_mapfile): New function.
1886 (Output_data_dynamic::do_print_to_mapfile): New function.
1887 (Output_symtab_xindex::do_print_to_mapfile): New function.
1888 (class Output_section): Declare do_print_to_mapflie. Declare
1889 print_to_mapfile in Input_section.
1890 (class Output_segment): Declare new functions.
1891 * object.h (Sized_relobj::symbol_count): New function.
1892 * script-sections.cc
1893 (Output_section_element_dot_assignment::set_section_addresses):
1894 Change Output_data_fixed_space to Output_data_zero_fill.
1895 (Output_data_expression::do_print_to_mapfile): New function.
1896 * script.cc (read_input_script): Add mapfile parameter. Change
1897 all callers.
1898 * script.h (read_input_script): Update declaration.
1899 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1900 (Eh_frame::do_print_to_mapfile): New function.
1901 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1902 (Output_merge_string::do_print_to_mapfile): New function.
1903 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1904 function.
1905 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1906 function.
1907 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1908 function.
1909 * Makefile.am (CCFILES): Add mapfile.cc.
1910 (HFILES): Add mapfile.h.
1911 * Makefile.in: Rebuild.
1912
9f1d377b
ILT		 19132008-05-19 Ian Lance Taylor <iant@google.com>
1914
1915 * options.h (class General_options): Add -z relro.
1916 * layout.cc (Layout::Layout): Initialize relro_segment_.
1917 (Layout::add_output_section_data): Return the output section.
1918 (Layout::make_output_section): Rcognize relro sections and mark
1919 them appropriately.
1920 (Layout::attach_allocated_section_to_segment): Put relro sections
1921 in a PT_GNU_RELRO segment.
1922 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1923 section as relro.
1924 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1925 PT_TLS segments.
1926 (Layout::linkonce_mapping): Map d.rel.ro.local to
1927 .data.rel.ro.local.
1928 (Layout::output_section_name): Us .data.rel.ro.local for any
1929 section which begins with that.
1930 * layout.h (class Layout): Update add_output_section_data
1931 declaration. Add relro_segment_ field.
1932 * output.cc (Output_section::Output_section): Initialize is_relro_
1933 and is_relro_local_ fields.
1934 (Output_segment::add_output_section): Group relro sections.
1935 (Output_segment::is_first_section_relro): New function.
1936 (Output_segment::maximum_alignment): If there is a relro section,
1937 align the segment to the common page size.
1938 (Output_segment::set_section_addresses): Track whether we are
1939 looking at relro sections. If the last section is a relro
1940 section, align to the common page size.
1941 (Output_segment::set_section_list_addresses): Add in_relro
1942 parameter. Change all callers. Align to the page size when
1943 moving from relro to non-relro section.
1944 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1945 segment.
1946 * output.h (class Output_section): Add is_relro_ and
1947 is_relro_local_ fields.
1948 (Output_section::is_relro): New function.
1949 (Output_section::set_is_relro): New function.
1950 (Output_section::is_relro_local): New function.
1951 (Output_section::set_is_relro_local): New function.
1952 (class Output_segment): Update declarations.
1953 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1954 * sparc.cc (Target_sparc::got_section): Likewise.
1955 * x86_64.cc (Target_x86_64::got_section): Likewise.
1956 * testsuite/relro_test_main.cc: New file.
1957 * testsuite/relro_test.cc: New file.
1958 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1959 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1960 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1961 (relro_test.so, relro_test_pic.o): New targets.
1962 * testsuite/Makefile.in: Rebuild.
1963
a984ee1d
ILT		 19642008-05-16 Ian Lance Taylor <iant@google.com>
1965
01676dcd
ILT		 1966 * output.cc (Output_segment::add_output_section): Remove front
1967 parameter.
1968 * output.h (class Output_segment): Remove
1969 add_initial_output_section and overloaded add_output_section.
1970 Update declaration of remaining add_output_section.
1971 * layout.cc (Layout::create_interp): Call add_output_section
1972 rather than add_initial_output_section.
1973 (Layout::finish_dynamic_section): Likewise.
1974
497897f9
ILT		 1975 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1976 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1977 know the dynamic type.
1978 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1979 field. Initialize it in constructor.
1980 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1981 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1982 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1983 reloc.
1984
a984ee1d
ILT		 1985 * output.cc (Output_reloc::get_address): Change return type to
1986 Elf_Addr.
1987 * output.h (class Output_reloc): Update get_address declaration.
1988 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1989 for section addresses.
1990
55ba0940
ILT		 19912008-05-09 Ian Lance Taylor <iant@google.com>
1992
1993 PR 6493
1994 * gold.cc (gold_nomem): Use return value of write.
1995
75517b77
ILT		 19962008-05-08 Ian Lance Taylor <iant@google.com>
1997
1998 * symtab.c (Symbol::init_base_output_data): Add version
1999 parameter. Change all callers.
2000 (Symbol::init_base_output_segment): Likewise.
2001 (Symbol::init_base_constant): Likewise.
2002 (Symbol::init_base_undefined): Likewise.
2003 (Sized_symbol::init_output_data): Likewise.
2004 (Sized_symbol::init_output_segment): Likewise.
2005 (Sized_symbol::init_constant): Likewise.
2006 (Sized_symbol::init_undefined): Likewise.
2007 (Symbol_table::do_define_in_output_data): If the new symbol has a
2008 version, mark it as the default.
2009 (Symbol_table::do_define_in_output_segment): Likewise.
2010 (Symbol_table::do_define_as_constant): Likewise.
2011 * symtab.h (class Symbol): Update declarations.
2012 (class Sized_symbol): Likewise.
2013 * resolve.cc (Symbol::override_version): New function.
c42e122e 2014 (Symbol::override_base): Call override_version.
75517b77
ILT		 2015 (Symbol::override_base_with_special): Likewise.
2016 * testsuite/ver_script_8.script: New file.
2017 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
2018 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
2019 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
2020 (ver_test_8_1.so, ver_test_8_2.so): New targets.
2021
f1f70eae
ILT		 20222008-05-06 Ian Lance Taylor <iant@google.com>
2023
f3e9c5c5
ILT		 2024 PR 6049
2025 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
2026 functions.
2027 (class General_options): Remove existing --undefined, and add
2028 --no-undefined instead. Add new --undefined as synonym for -u.
2029 * archive.cc (Archive::add_symbols): Check whether symbol was
2030 named with -u.
2031 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
2032 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
2033 all uses. Add IS_UNDEFINED. Update declarations to split
2034 different versions of init_base. Declare init_base_undefined.
2035 (Symbol::is_defined): Handle IS_UNDEFINED.
2036 (Symbol::is_undefined): Likewise.
2037 (Symbol::is_weak_undefined): Call is_undefined.
2038 (Symbol::is_absolute): Handle IS_CONSTANT.
2039 (class Sized_symbol): Update declarations to split different
2040 versions of init. Declare init_undefined.
2041 (class Symbol_table): Declare new functions.
2042 * symtab.cc (Symbol::init_base_object): Rename from init_base.
2043 Change all callers.
2044 (Symbol::init_base_output_data): Likewise.
2045 (Symbol::init_base_output_segment): Likewise.
2046 (Symbol::init_base_constant): Likewise.
2047 (Symbol::init_base_undefined): New function.
2048 (Sized_symbol::init_object): Rename from init. Change all
2049 callers.
2050 (Sized_symbol::init_output_data): Likewise.
2051 (Sized_symbol::init_output_segment): Likewise.
2052 (Sized_symbol::init_constant): Likewise.
2053 (Sized_symbol::init_undefined): New function.
2054 (Symbol_table::add_undefined_symbols_from_command_line): New
2055 function.
2056 (Symbol_table::do_add_undefined_symbols_from_command_line): New
2057 function.
2058 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
2059 (Symbol::output_section): Likewise.
2060 (Symbol::set_output_section): Likewise.
2061 (Symbol_table::sized_finalize_symbol): Likewise.
2062 (Symbol_table::sized_write_globals): Likewise.
2063 * resolve.cc (Symbol_table::should_override): Likewise.
2064 (Symbol::override_base_with_special): Likewise.
2065
8bdcdf2c
ILT		 2066 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
2067 symbol, change it to have default visibility.
2068 * testsuite/protected_1.cc: New file.
2069 * testsuite/protected_2.cc: New file.
2070 * testsuite/protected_3.cc: New file.
2071 * testsuite/protected_main_1.cc: New file.
2072 * testsuite/protected_main_2.cc: New file.
2073 * testsuite/protected_main_3.cc: New file.
2074 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
2075 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
2076 (protected_1_LDFLAGS, protected_1_LDADD): Define.
2077 (protected_1.so): New target.
2078 (protected_1_pic.o, protected_2_pic.o): New targets.
2079 (protected_3_pic.o): New target.
2080 (check_PROGRAMS): Add protected_2.
2081 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
2082 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2083 * testsuite/Makefile.in: Rebuild.
2084
2b706932
ILT		 2085 * options.h (DEFINE_var): Add set_user_set_##varname__.
2086 (DEFINE_bool_alias): New macro.
2087 (class General_options): Define -Bstatic using DEFINE_bool_alias
2088 rather than DEFINE_special. Add --undefined as an alias for -z
2089 defs.
2090 * options.cc (General_options::parse_Bstatic): Remove.
2091
d82a5bcc
ILT		 2092 * options.h (class General_options): Add --fatal-warnings.
2093 * main.cc (main): Implement --fatal-warnings.
2094 * errors.h (Errors::warning_count): New function.
2095
f1f70eae
ILT		 2096 * options.h (class General_options): Add -Bsymbolic-functions.
2097 * symtab.h (Symbol::is_preemptible): Check for
2098 -Bsymbolic-functions.
2099
8825ac63
ILT		 21002008-05-05 Ian Lance Taylor <iant@google.com>
2101
d98bc257
ILT		 2102 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2103 as noVARNAME rather than no-VARNAME.
2104 (class General_options): Add option -z combreloc.
2105 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2106 get_address.
2107 (Output_reloc::sort_before) [SHT_REL]: New function.
2108 (Output_reloc::sort_before) [SHT_RELA]: New function.
2109 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2110 Sort_relocs_comparison.
2111 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2112 parameter. Change all callers.
2113 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2114 sort_relocs parameter. Change all callers.
2115 * output.cc (Output_reloc::get_address): New function, broken out
2116 of write_rel.
2117 (Output_reloc::write_rel): Call it.
2118 (Output_reloc::compare): New function.
2119 (Output_data_reloc_base::do_write): Optionally sort relocs.
2120
60b2b4e7
ILT		 2121 * configure.ac: If targ_extra_obj is set, link it in.
2122 * configure.tgt: Initialize all variables.
2123 (x86_64*): Set targ_extra_obj and targ_extra_size.
2124 * configure: Rebuild.
2125
8825ac63
ILT		 2126 * object.cc (Sized_relobj::include_section_group): Adjust section
2127 indexes read from group data. Build vector to pass to
2128 layout_group.
2129 * layout.cc (Layout::layout_group): Add flags and shndxes
2130 parameters. Remove contents parameter. Change caller. Update
2131 explicit instantiations.
2132 * layout.h (class Layout): Update layout_group declaration.
2133 * output.cc (Output_data_group::Output_data_group): Add flags and
2134 input_shndxes parameters. Remove contents parameter. Change
2135 caller.
2136 (Output_data_group::do_write): Change input_sections_ to
2137 input_shndxes_.
2138 * output.h (class Output_data_group): Update constructor
2139 declaration. Rename input_sections_ to input_shndxes_.
2140 * testsuite/many_sections_test.cc: Add template.
2141
e94cf127
CC		 21422008-04-30 Cary Coutant <ccoutant@google.com>
2143
4418b2d5
CC		 2144 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2145
e94cf127
CC		 2146 * layout.cc (Layout::include_section): Refactored check for debug
2147 info section.
2148 (Layout::add_comdat): Add new parameters. Change type
2149 of signature parameter. Add object and shndx to signatures table.
2150 (Layout::find_kept_object): New function.
2151 * layout.h: Include <cstring>.
2152 (Layout::is_debug_info_section): New function.
2153 (Layout::add_comdat): Add new parameters.
2154 (Layout::find_kept_object): New function.
2155 (Layout::Kept_section): New struct.
2156 (Layout::Signatures): Change type of map range.
2157 * object.cc (Relobj::output_section_address): New function.
2158 (Sized_relobj::include_section_group): Add new parameters. Change
2159 calls to Layout::add_comdat. Change to build table of kept comdat
2160 groups and table mapping discarded sections to kept sections.
2161 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2162 (Sized_relobj::do_layout): Change calls to include_section_group and
2163 include_linkonce_section.
2164 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2165 value to zero when section is discarded.
2166 (Sized_relobj::map_to_kept_section): New function.
2167 * object.h (Relobj::output_section_address): New function.
2168 (Relobj::Comdat_group): New type.
2169 (Relobj::find_comdat_group): New function.
2170 (Relobj::Comdat_group_table): New type.
2171 (Relobj::Kept_comdat_section): New type.
2172 (Relobj::Kept_comdat_section_table): New type.
2173 (Relobj::add_comdat_group): New function.
2174 (Relobj::set_kept_comdat_section): New function.
2175 (Relobj::get_kept_comdat_section): New function.
2176 (Relobj::comdat_groups_): New field.
2177 (Relobj::kept_comdat_sections_): New field.
2178 (Symbol_value::input_value): Update comment.
2179 (Sized_relobj::map_to_kept_section) New function.
2180 (Sized_relobj::include_linkonce_section): Add new parameter.
2181 * target-reloc.h (Comdat_behavior): New type.
2182 (get_comdat_behavior): New function.
2183 (relocate_section): Add code to map a discarded section to the
2184 corresponding kept section when applying a relocation.
2185
e4e5049b
CS		 21862008-04-30 Craig Silverstein <csilvers@google.com>
2187
2188 * dwarf_reader.cc (next_generation_count): New static var.
2189 (Addr2line_cache_entry): New struct.
2190 (addr2line_cache): New static var.
2191 (Dwarf_line_info::one_addr2line): Added caching.
2192 (Dwarf_line_info::clear_addr2line_cache): New function.
2193 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2194 cache-size parameter.
2195 (Dwarf_line_info::one_addr2line_cache): New function.
2196 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2197 new cache-size argument to one_addr2line(), and clear cache.
2198
d09e9154
CC		 21992008-04-28 Cary Coutant <ccoutant@google.com>
2200
2201 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2202 R_386_PC8 relocations.
2203
7ef73768
ILT		 22042008-04-23 Ian Lance Taylor <iant@google.com>
2205
55438702
ILT		 2206 * object.cc (Sized_relobj::include_section_group): Check for
2207 invalid section group.
2208
c165fb93
ILT		 2209 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2210 header size.
2211
7ef73768
ILT		 2212 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2213 than read for file header.
2214 * archive.cc (Archive::include_member): Likewise.
2215
6194aaab
L		 22162008-04-23 Paolo Bonzini <bonzini@gnu.org>
2217
2218 * aclocal.m4: Regenerate.
2219 * configure: Regenerate.
2220
d491d34e
ILT		 22212008-04-19 Ian Lance Taylor <iant@google.com>
2222
5ea2bac6
ILT		 2223 * version.cc (version_string): Bump to 1.6.
2224
7bc3e21a
ILT		 2225 * testsuite/Makefile.am (many_sections_r_test): New target.
2226 (many_sections_r_test_SOURCES): Remove.
2227 (many_sections_r_test_DEPENDENCIES): Remove.
2228 (many_sections_r_test_LDFLAGS): Remove.
2229 (many_sections_r_test_LDADD): Remove.
2230
7fcd3aa9
ILT		 2231 * object.cc (Sized_relobj::do_add_symbols): Always pass
2232 local_symbol_count_ to add_from_relobj.
2233
4c94d6ae
ILT		 2234 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2235 every thousand variables.
2236 * testsuite/Makefile.in: Rebuild.
2237
d491d34e
ILT		 2238 * object.cc (Xindex::initialize_symtab_xindex): New function.
2239 (Xindex::read_symtab_xindex): New function.
2240 (Xindex::sym_xindex_to_shndx): New function.
2241 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2242 available.
2243 (Sized_relobj::do_initialize_xindex): New function.
2244 (Sized_relobj::do_read_symbols): Adjust section links.
2245 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2246 parameter. Change all callers.
2247 (Sized_relobj::include_section_group): Adjust section links and
2248 symbol section indexes.
2249 (Sized_relobj::do_layout): Adjust section links.
2250 (Sized_relobj::do_count_local_symbols): Adjust section links and
2251 symbol section indexes.
2252 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2253 ordinary and special symbols.
2254 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2255 dynsym_xindex parameters. Change all callers. Adjust section
2256 links. Use SHN_XINDEX when needed.
2257 (Sized_relobj::get_symbol_location_info): Adjust section links.
2258 Don't get fooled by special symbols.
2259 * object.h (class Xindex): Define.
2260 (class Object): Add xindex_ parameter. Declare virtual functoin
2261 do_initialize_xindex.
2262 (Object::adjust_sym_shndx): New function.
2263 (Object::set_xindex): New protected function.
2264 (class Symbol_value): Add is_ordinary_shndx_ field.
2265 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2266 (Symbol_value::value): Assert ordinary section.
2267 (Symbol_value::initialize_input_to_output_map): Likewise.
2268 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2269 Change all callers.
2270 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2271 all callers.
2272 (class Sized_relobj): Update declarations.
2273 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2274 parameter. Change all callers.
2275 (Sized_relobj::adjust_shndx): New function.
2276 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2277 field.
2278 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2279 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2280 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2281 (Sized_dynobj::read_dynsym_section): Adjust section links.
2282 (Sized_dynobj::read_dynamic): Likewise.
2283 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2284 section links.
2285 (Sized_dynobj::do_initialize_xindex): New function.
2286 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2287 do_initialize_xindex.
2288 (Sized_dynobj::adjust_shndx): New function.
2289 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2290 dynsym_xindex_ fields.
2291 (Layout::finalize): Add a call to set_section_indexes before
2292 creating the symtab sections.
2293 (Layout::set_section_indexes): Don't do anything if the section
2294 already has a section index.
2295 (Layout::create_symtab_sections): Add shnum parameter. Change
2296 caller. Create .symtab_shndx section if needed.
2297 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2298 caller.
2299 (Layout::allocated_output_section_count): New function.
2300 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2301 needed.
2302 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2303 fields. Update declarations.
2304 (Layout::symtab_xindex): New function.
2305 (Layout::dynsym_xindex): New function.
2306 (class Write_symbols_task): Add layout_ field.
2307 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2308 Change caller.
2309 * output.cc (Output_section_headers::Output_section_headers): Add
2310 shstrtab_section parameter. Change all callers.
2311 (Output_section_headers::do_sized_write): Store overflow values
2312 for section count and section string table section index in
2313 section header zero.
2314 (Output_file_header::do_sized_write): Check for overflow of
2315 section count and section string table section index.
2316 (Output_symtab_xindex::do_write): New function.
2317 (Output_symtab_xindex::endian_do_write): New function.
2318 * output.h (class Output_section_headers): Add shstrtab_section_.
2319 Update declarations.
2320 (class Output_symtab_xindex): Define.
2321 (Output_section::has_out_shndx): New function.
2322 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2323 field.
2324 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2325 Change all callers.
2326 (Sized_symbol::init): Likewise.
2327 (Symbol::output_section): Check for ordinary symbol.
2328 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2329 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2330 callers.
2331 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2332 Change all callers. Simplify handling of symbols from sections
2333 not included in the link.
2334 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2335 distinction.
2336 (Weak_alias_sorter::operator()): Assert that symbols are
2337 ordinary.
2338 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2339 distinction.
2340 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2341 parameters. Change all callers.
2342 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2343 symbol distinction. Use SHN_XINDEX when needed.
2344 (Symbol_table::write_section_symbol): Add symtab_xindex
2345 parameter. Change all callers.
2346 (Symbol_table::sized_write_section_symbol): Likewise. Use
2347 SHN_XINDEX when needed.
2348 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2349 declarations.
2350 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2351 (Symbol::is_defined): Check is_ordinary.
2352 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2353 (Symbol::is_absolute, Symbol::is_common): Likewise.
2354 (class Sized_symbol): Update declarations.
2355 (class Symbol_table): Update declarations.
2356 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2357 parameters. Change all callers.
2358 (Sized_symbol::override): Likewise.
2359 (Symbol_table::override): Likewise.
2360 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2361 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2362 is_ordinary, and orig_st_shndx parameters. Change all callers.
2363 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2364 to be in an ordinary section.
2365 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2366 object and is_ordinary parameters. Change all callers.
2367 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2368 Change all callers. Don't add undefined or non-ordinary symbols
2369 to reloc_map_.
2370 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2371 Change all callers.
2372 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2373 declarations.
2374 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2375 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2376 (Sized_relobj::relocate_sections): Likewise.
2377 * target-reloc.h (scan_relocs): Adjust section symbol index.
2378 (scan_relocatable_relocs): Likewise.
2379 * i386.cc (Scan::local): Check for ordinary symbols.
2380 * sparc.cc (Scan::local): Likewise.
2381 * x86_64.cc (Scan::local): Likewise.
2382 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2383 to symbol_section_and_value.
2384 * testsuite/many_sections_test.cc: New file.
2385 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2386 (check_PROGRAMS): Add many_sections_test.
2387 (many_sections_test_SOURCES): Define.
2388 (many_sections_test_DEPENDENCIES): Define.
2389 (many_sections_test_LDFLAGS): Define.
2390 (BUILT_SOURCES): Add many_sections_define.h.
2391 (many_sections_define.h): New target.
2392 (BUILT_SOURCES): Add many_sections_check.h.
2393 (many_sections_check.h): New target.
2394 (check_PROGRAMS): Add many_sections_r_test.
2395 (many_sections_r_test_SOURCES): Define.
2396 (many_sections_r_test_DEPENDENCIES): Define.
2397 (many_sections_r_test_LDFLAGS): Define.
2398 (many_sections_r_test_LDADD): Define.
2399 (many_sections_r_test.o): New target.
2400 * testsuite/Makefile.in: Rebuild.
2401
c5818ff1
CC		 24022008-04-17 Cary Coutant <ccoutant@google.com>
2403
2404 * errors.cc (Errors::info): New function.
2405 (gold_info): New function.
2406 * errors.h (Errors::info): New function.
2407 * gold.h (gold_info): New function.
2408 * object.cc (Input_objects::add_object): Print trace output.
2409 * options.cc (options::parse_set): New function.
2410 (General_options::parse_wrap): Deleted.
2411 (General_options::General_options): Deleted initializer.
2412 * options.h (options::String_set): New typedef.
2413 (options::parse_set): New function.
2414 (DEFINE_set): New macro.
2415 (General_options::wrap): Changed to use DEFINE_set. Changed
2416 callers of any_wrap_symbols and is_wrap_symbol.
2417 (General_options::trace, General_options::trace_symbol):
2418 New options.
2419 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2420 (General_options::wrap_symbols_): Deleted.
2421 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2422
b5be4a7c
DM		 24232008-04-17 David S. Miller <davem@davemloft.net>
2424
2425 * options.cc (General_options::parse_V): New function.
2426 * options.h: Add entries for -V and -Qy.
2427
155a0dd7
ILT		 24282008-04-17 Ian Lance Taylor <iant@google.com>
2429
2430 * common.cc (Symbol_table::allocate_commons): Remove options
2431 parameter. Change caller.
2432 (Symbol_table::do_allocate_commons): Remove options parameter.
2433 Change caller. Just call do_allocate_commons_list twice.
2434 (Symbol_table::do_allocate_commons_list): New function, broken out
2435 of do_allocate_commons.
2436 * common.h (class Allocate_commons_task): Remove options_ field.
2437 Update constructor.
2438 * symtab.cc (Symbol_table::Symbol_table): Initialize
2439 tls_commons_.
2440 (Symbol_table::add_from_object): Put TLS common symbols on
2441 tls_commons_ list.
2442 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2443 which are IN_OUTPUT_DATA.
2444 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2445 allocate_commons and do_allocate_commons declarations. Declare
2446 do_allocate_commons_list.
2447 * gold.cc (queue_middle_tasks): Update creation of
2448 Allocate_commons_task to not pass options.
2449 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2450 (TLS_TEST_C_FLAGS): New variable.
2451 (tls_test_c_pic.o): New target.
2452 (tls_test_shared.so): Link in tls_test_c_pic.o.
2453 (tls_test_c_pic_ie.o): New target.
2454 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2455 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2456 (tls_test_c.o): New target.
2457 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2458 (tls_pic_test_LDADD): Likewise.
2459 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2460 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2461 (tls_test_c_gnu2.o): New target.
2462 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2463 tls_test_c_gnu2.o.
2464 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2465 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2466 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2467 * testsuite/tls_test.cc: Include "config.h".
2468 (t_last): Call t11_last.
2469 * testsuite/tls_test.h (t11, t11_last): Declare.
2470 * testsuite/tls_test_c.c: New file.
2471 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2472 * configure.ac: Check for OpenMP support.
2473 * configure, config.in, Makefile.in: Rebuild.
2474 * testsuite/Makefile.in: Rebuild.
2475
edfbb029
CC		 24762008-04-16 Cary Coutant <ccoutant@google.com>
2477
2478 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2479 (Target_i386::tls_base_symbol_defined_): New field.
2480 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2481 (Target_i386::Scan::global): Likewise.
2482 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2483 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2484 (Target_x86_64::tls_base_symbol_defined_): New field.
2485 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2486 (Target_x86_64::Scan::global): Likewise.
2487
f3c69fca
CC		 24882008-04-16 Cary Coutant <ccoutant@google.com>
2489
2490 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2491 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2492 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2493 building shared libraries.
2494 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2495 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2496 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2497 * testsuite/Makefile.in: Rebuild.
2498 * testsuite/weak_undef.h: New file.
2499 * testsuite/weak_undef_file1.cc: Add extra test cases.
2500 * testsuite/weak_undef_file2.cc: Likewise.
2501 * testsuite/weak_undef_test.cc: Likewise.
2502
7c414435
DM		 25032008-04-16 David S. Miller <davem@davemloft.net>
2504
32b769e1
DM		 2505 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2506 Add issued_non_pic_error_ field. Declare check_non_pic.
2507 (Target_sparc::Scan::check_non_pic): New function.
2508 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2509 (Target_sparc::Scan::global): Likewise.
2510
11936fb1
DM		 2511 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2512 * configure: Rebuild.
2513
7c414435
DM		 2514 * options.h (DEFINE_enable): New macro.
2515 (new_dtags): New enable option.
2516 (initfirst, interpose, loadfltr, nodefaultlib,
2517 nodelete, nodlopen, nodump): New -z options.
2518 * layout.cc (Layout:finish_dynamic_section): If new
2519 dtags enabled, emit DT_RUNPATH. Also, emit a
2520 DT_FLAGS_1 containing any specified -z flags.
2521
85c7bf8b
ILT		 25222008-04-16 Ian Lance Taylor <iant@google.com>
2523
12c0daef
ILT		 2524 * copy-relocs.cc: New file.
2525 * copy-relocs.h: New file.
2526 * reloc.cc: Remove Copy_relocs code.
2527 * reloc.h: Likewise.
2528 * reloc-types.h (struct Reloc_types) [both versions]: Add
2529 get_reloc_addend_noerror.
2530 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2531 variants of add_global which take an addend which must be zero.
2532 * i386.cc: Include "copy-relocs.h".
2533 (class Target_i386): Change type of copy_relocs_ to variable,
2534 update initializer.
2535 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2536 Change all callers.
2537 (Target_i386::do_finalize_sections): Change handling of
2538 copy_relocs_.
2539 * sparc.cc: Include "copy-relocs.h".
2540 (class Target_sparc): Change type of copy_relocs_ to variable,
2541 update initializer.
2542 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2543 Change all callers.
2544 (Target_sparc::do_finalize_sections): Change handling of
2545 copy_relocs_.
2546 * x86_64.cc: Include "copy-relocs.h".
2547 (class Target_x86_64): Change type of copy_relocs_ to variable,
2548 update initializer.
2549 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2550 class. Change all callers.
2551 (Target_x86_64::do_finalize_sections): Change handling of
2552 copy_relocs_.
2553 * Makefile.am (CCFILES): Add copy-relocs.cc.
2554 (HFILES): Add copy-relocs.h.
2555
4f4995b6
ILT		 2556 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2557
85c7bf8b
ILT		 2558 * testsuite/script_test_4.sh: Permit leading zeroes.
2559
4f2a9edd
ILT		 25602008-04-15 Ian Lance Taylor <iant@google.com>
2561
e6188289
ILT		 2562 * script-sections.cc (Script_sections::create_segments): Use
2563 header_size_adjustment even when there is enough room for the
2564 headers.
2565 * testsuite/script_test_4.sh: New file.
2566 * testsuite/script_test_4.t: New file.
2567 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2568 (check_DATA): Add script_test_4.stdout.
2569 (MOSTLYCLEANFILES): Likewise.
2570 (script_test_4): New target.
2571 (script_test_4.stdout): New target.
2572 * testsuite/Makefile.in: Rebuild.
2573
4f2a9edd
ILT		 2574 * sparc.cc: Add definitions for Output_data_plt_sparc class
2575 constants.
2576
f5314dd5
DM		 25772008-04-14 David S. Miller <davem@davemloft.net>
2578
2579 * sparc.cc: New file.
2580 * Makefile.am (TARGETSOURCES): Add sparc.cc
2581 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2582 * configure.tgt: Document targ_extra_size and
2583 targ_extra_big_endian. Add entries for sparc-* and
2584 sparc64-*.
2585 * configure.ac: Handle targ_extra_size and
2586 targ_extra_big_endian.
2587 * Makefile.in: Rebuild.
2588 * configure: Likewise.
2589 * po/POTFILES.in: Likewise.
2590 * po/gold.pot: Likewise.
2591
154e0e9a
ILT		 25922008-04-14 Ian Lance Taylor <iant@google.com>
2593
2594 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2595 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2596 in the name/type/flags to section mapping. Don't call
2597 allocate_output_section.
2598 (Layout::choose_output_section): Change parameter from adjust_name
2599 to is_input_section. Don't permit input sections after sections
2600 are attached to segments. Don't call allocate_output_section.
2601 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2602 not write_enable_output_section.
2603 (Layout::make_output_section): Don't push to
2604 unattached_section_list_ nor call attach_to_segment. Call
2605 attach_section_to_segment if sections are attached.
2606 (Layout::attach_sections_to_segments): New function.
2607 (Layout::attach_section_to_segment): New function.
2608 (Layout::attach_allocated_section_to_segment): Rename from
2609 attach_to_segment. Remove flags parameter.
2610 (Layout::allocate_output_section): Remove function.
2611 (Layout::write_enable_output_section): Remove function.
2612 * layout.h (class Layout): Update for above changes. Add new
2613 field sections_are_attached_.
2614 * output.h (Output_section::update_flags_for_input_section): New
2615 function.
2616 * output.cc (Output_section::add_input_section): Call
2617 update_flags_for_input_section.
2618 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2619
009a67a2
CC		 26202008-04-11 Cary Coutant <ccoutant@google.com>
2621
2622 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2623 thought unnecessary.
2624 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2625
759b1a24
ILT		 26262008-04-11 Ian Lance Taylor <iant@google.com>
2627
2628 * output.h (class Output_section_data): Remove inline definition
2629 of set_addralign.
2630 * output.cc (Output_section_data::set_addralign): New function.
2631
c2b45e22
CC		 26322008-04-11 Cary Coutant <ccoutant@google.com>
2633
2634 Add support for TLS descriptors for i386 and x86_64.
2635 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2636 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2637 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2638 GOT_TYPE_TLS_DESC.
2639 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2640 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2641 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2642 relocations.
2643 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2644 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2645 Fix problem with initial-exec relocations.
2646 (Target_i386::Relocate::relocate_tls): Likewise.
2647 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2648 relaxation.
2649 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2650 support for section-plus-offset dynamic table entries.
2651 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2652 (Output_data_dynamic::Dynamic_entry): Add support for
2653 section-plus-offset dynamic table entries.
2654 (Output_data_dynamic::Classification): Likewise.
2655 (Output_data_dynamic::classification_): Renamed offset_.
2656 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2657 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2658 (Target_x86_64::make_plt_section): New function.
2659 (Target_x86_64::reserve_tlsdesc_entries): New function.
2660 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2661 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2662 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2663 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2664 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2665 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2666 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2667 add extra PLT entry for TLS descriptors.
2668 (Output_data_plt_x86_64::got_): New field.
2669 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2670 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2671 fields.
2672 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2673 descriptors.
2674 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2675 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2676 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2677 R_386_TLS_DESC_CALL relocations.
2678 (Target_x86_64::Scan::global): Likewise.
2679 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2680 for TLS descriptors.
2681 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2682 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2683 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2684 GD-to-IE relaxation.
2685 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2686 and TLS_DESCRIPTORS.
2687 * Makefile.in: Rebuild.
2688 * configure: Rebuild.
2689 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2690 (tls_test_shared2.so): New target.
2691 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2692 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2693 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2694 (tls_shared_gd_to_ie_test_LDADD): New variable.
2695 (tls_shared_gnu2_gd_to_ie_test): New target.
2696 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2697 New targets.
2698 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2699 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2700 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2701 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2702 (tls_shared_gnu2_test): New target.
2703 (tls_test_gnu2_shared.so): New target.
2704 (tls_shared_gnu2_test_SOURCES): New variable.
2705 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2706 (tls_shared_gnu2_test_LDFLAGS): New variable.
2707 (tls_shared_gnu2_test_LDADD): New variable.
2708 * testsuite/Makefile.in: Rebuild.
2709 * testsuite/Makefile.
2710
83bfb6b7
ILT		 27112008-04-11 Ian Lance Taylor <iant@google.com>
2712
2713 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2714 justsyms.t.
2715 * testsuite/Makefile.in: Rebuild.
2716
2717 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2718 long.
2719 * testsuite/script_test_2.cc (main): Adjust test.
2720
706e1f5e
ILT		 27212008-04-11 David S. Miller <davem@davemloft.net>
2722 Ian Lance Taylor <iant@google.com>
2723
2724 * options.h (General_options): Add entries for '-Y' and
2725 '-relax'.
2726 * options.cc (General_options:finalize): If -Y was used, add those
2727 entries to the library path instead of the default "/lib" and
2728 "/usr/lib".
2729
7c98e6bb
DM		 27302008-04-11 David S. Miller <davem@davemloft.net>
2731
2732 * testsuite/justsyms.t: Start at 0x100.
2733 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2734 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2735 long.
2736 * testsuite/script_test_2.cc: Adjust string and section length
2737 checks.
7c98e6bb 2738
99a37bfd
ILT		 27392008-04-09 Ian Lance Taylor <iant@google.com>
2740
2cefc357
ILT		 2741 PR gold/5996
2742 * script-sections.cc (Sections_element::allocate_to_segment): Add
2743 orphan parameter.
2744 (Output_section_definition::allocate_to_segment): Likewise.
2745 (Orphan_output_section::allocate_to_segment): Likewise.
2746 (Script_sections::attach_sections_using_phdrs_clause): Don't
2747 propagate non-PT_LOAD segments to orphan sections.
2748 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2749 readelf rather than objdump.
2750 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2751 .interp section and PT_INTERP segment are the same size.
2752 * testsuite/Makefile.in: Rebuild.
2753
99a37bfd
ILT		 2754 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2755 aliases for symbols defined in the same object.
2756 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2757 (weak_alias_test_SOURCES): New variable.
2758 (weak_alias_test_DEPENDENCIES): New variable.
2759 (weak_alias_test_LDFLAGS): New variable.
2760 (weak_alias_test_LDADD): New variable.
2761 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2762 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2763 (weak_alias_test_3.o): New target.
2764 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2765 * testsuite/weak_alias_test_main.cc: New file.
2766 * testsuite/weak_alias_test_1.cc: New file.
2767 * testsuite/weak_alias_test_2.cc: New file.
2768 * testsuite/weak_alias_test_3.cc: New file.
2769
780e49c5
ILT		 27702008-04-08 Ian Lance Taylor <iant@google.com>
2771
cdb0b8f5
ILT		 2772 * options.h (class General_options): Add --noinhibit-exec option.
2773 * main.cc (main): Check --noinhibit-exec.
2774
0864d551
ILT		 2775 * options.h (class General_options): Define --wrap as a special
2776 option. Add wrap_symbols_ field.
2777 (General_options::any_wrap_symbols): New function.
2778 (General_options::is_wrap_symbol): New function.
2779 * options.cc (General_options::parse_wrap): New function.
2780 (General_options::General_options): Initialize wrap_symbols_.
2781 * symtab.cc (Symbol_table::wrap_symbol): New function.
2782 (Symbol_table::add_from_object): Handle --wrap.
2783 * symtab.h (class Symbol_table): Declare wrap_symbol.
2784 * target.h (Target::wrap_char): New function.
2785 (Target::Target_info): Add wrap_char field.
2786 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2787 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2788 * testsuite/testfile.cc (Target_test::test_target_info):
2789 Likewise.
2790
789aa6de
ILT		 2791 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2792 there is one.
2793
2c38906f
ILT		 2794 * layout.h (class Layout): Add added_eh_frame_data_ field.
2795 * layout.cc (Layout::Layout): Initialize new field.
2796 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2797 output section until we find a section we merged successfully.
2798 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2799 that the size be non-zero.
2800
780e49c5
ILT		 2801 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2802 qualifier.
2803
7fcd0256
ILT		 28042008-04-08 Craig Silverstein <csilvers@google.com>
2805
2806 * configure.ac: Export new conditional variable HAVE_ZLIB.
2807 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2808 on HAVE_ZLIB.
2809 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2810 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2811
6835af53
ILT		 28122008-04-07 Ian Lance Taylor <iant@google.com>
2813
e24f324c
ILT		 2814 * version.cc (version_string): Set to "1.5".
2815
a036edd8
ILT		 2816 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2817 Add issued_non_pic_error_ field. Declare check_non_pic.
2818 (Target_x86_64::Scan::check_non_pic): New function.
2819 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2820 (Target_x86_64::Scan::global): Likewise.
2821
624f8810
ILT		 2822 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2823 addend parameter. Change caller. Handle merge sections.
2824 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2825 Address to Addend. Don't add in the result of
2826 local_section_offset, pass down the addend and use the returned
2827 value.
2828 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2829 Update declarations of local_section_offset and symbol_value.
2830 * testsuite/two_file_test_1.cc (t18): New function.
2831 * testsuite/two_file_test_2.cc (f18): New function.
2832 * testsuite/two_file_test_main.cc (main): Call t18.
2833 * testsuite/two_file_test.h (t18, f18): Declare.
2834
6835af53
ILT		 2835 * configure.ac: Don't test for objdump, c++filt, or readelf.
2836 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2837 conditionals.
2838 (TEST_READELF): New variable.
2839 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2840 (check_PROGRAMS): Add two_file_strip_test.
2841 (two_file_strip_test): New target.
2842 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2843 (two_file_same_shared_strip_test_SOURCES): New variable.
2844 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2845 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2846 (two_file_same_shared_strip_test_LDADD): New variable.
2847 (two_file_shared_strip.so): New target.
2848 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2849 (ver_test_5.syms, ver_test_7.syms): Likewise.
2850 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2851 (strip_test_3.stdout): Use TEST_OBJDUMP.
2852 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2853
86925eef
CC		 28542008-04-04 Cary Coutant <ccoutant@google.com>
2855
2856 * symtab.h (Symbol::is_weak_undefined): New function.
2857 (Symbol::is_strong_undefined): New function.
2858 (Symbol::is_absolute): New function.
2859 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2860 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2861 absolute symbols.
2862 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2863 (weak_undef_test): New target.
2864 * testsuite/Makefile.in: Rebuild.
2865 * testsuite/weak_undef_file1.cc: New file.
2866 * testsuite/weak_undef_file2.cc: New file.
2867 * testsuite/weak_undef_test.cc: New file.
2868
126f3ece
ILT		 28692008-04-03 Craig Silverstein <csilvers@google.com>
2870
2871 * compressed_output.h (class Output_compressed_section): Use
2872 unsigned buffer.
2873 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2874 add zlib header.
2875 (zlib_compressed_suffix): Removed.
2876 (Output_compressed_section::set_final_data_size): Use unsigned
2877 buffers.
2878 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2879 Fix linker invocation.
2880 (flagstest_o_specialfile_and_compress_debug_sections):
2881 Likewise.
2882 * testsuite/Makefile.in: Regenerated.
2883
deae2a14
DM		 28842008-04-02 David S. Miller <davem@davemloft.net>
2885
2886 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2887 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2888
70752818
ILT		 28892008-04-02 Craig Silverstein <csilvers@google.com>
2890
2891 * TODO: New file.
2892
39d0cb0e
ILT		 28932008-04-02 Ian Lance Taylor <iant@google.com>
2894
2895 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2896 parameters. Update for new key type to views_. Change all
2897 callers.
2898 (File_read::read): Adjust for byteshift in returned view.
2899 (File_read::add_view): New function, broken out of
2900 find_and_make_view.
2901 (File_read::make_view): New function, broken out of
2902 find_and_make_view.
2903 (File_read::find_or_make_view): Add offset and aligned
2904 parameters. Rewrite accordingly. Change all callers.
2905 (File_read::get_view): Add offset and aligned parameters. Adjust
2906 for byteshift in return value.
2907 (File_read::get_lasting_view): Likewise.
2908 * fileread.h (class File_read): Update declarations.
2909 (class File_read::View): Add byteshift_ field. Add byteshift to
2910 constructor. Add byteshift method.
2911 * archive.h (Archive::clear_uncached_views): New function.
2912 (Archive::get_view): Add aligned parameter. Change all callers.
2913 * object.h (Object::get_view): Add aligned parameter. Change all
2914 callers.
2915 (Object::get_lasting_view): Likewise.
2916
2917 * fileread.cc (File_read::release): Don't call clear_views if
2918 there are multiple objects.
2919 * fileread.h (File_read::clear_uncached_views): New function.
2920 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2921 on the archive.
2922
a1207466
CC		 29232008-03-31 Cary Coutant <ccoutant@google.com>
2924
2925 Add thin archive support.
2926 * archive.cc (Archive::armagt): New const.
2927 (Archive::setup): Remove task parameter and calls to unlock.
2928 (Archive::unlock_nested_archives): New function.
2929 (Archive::read_header): Add nested_off parameter. Change
2930 all callers.
2931 (Archive::interpret_header): Likewise.
2932 (Archive::include_all_members): Change to handle thin
2933 archives.
2934 (Archive::include_member): Likewise.
2935 * archive.h (Archive::Archive): Add new parameters and
2936 initializers.
2937 (Archive::armagt): New const.
2938 (Archive::setup): Remove task parameter.
2939 (Archive::unlock_nested_archives): New function.
2940 (Archive::read_header): Add nested_off parameter.
2941 (Archive::interpret_header): Likewise.
2942 (Archive::Nested_archive_table): New typedef.
2943 (Archive::is_thin_archive_): New field.
2944 (Archive::nested_archives_): New field.
2945 (Archive::options_): New field.
2946 (Archive::dirpath_): New field.
2947 (Archive::task_): New field.
2948 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2949 for thin archives. Pass additional parameters to
2950 Archive::Archive. Unlock the archive file after calling
2951 Archive::setup.
cd536b21 2952
479f6503
ILT		 29532008-03-29 Ian Lance Taylor <iant@google.com>
2954
686c8caf
ILT		 2955 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2956 version symbol to be local.
2957 * testsuite/ver_test_4.sh: New file.
2958 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2959 (check_DATA): Add ver_test_4.syms.
2960 (ver_test_4.syms): New target.
2961 * testsuite/Makefile.in: Rebuild.
2962
ab794b6b
ILT		 2963 * output.cc
2964 (Output_section::Input_section_sort_entry::has_priority): New
2965 function.
2966 (Output_section::Input_section_sort_entry::match_file_name): New
2967 function.
2968 (Output_section::Input_section_sort_entry::match_section_name):
2969 Remove.
2970 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2971 Remove.
2972 (Output_section::Input_section_sort_entry::match_section_file):
2973 Remove.
2974 (Output_section::Input_section_sort_compare::operator()): Rewrite
2975 using new Input_section_sort_entry functions. Sort crtbegin and
2976 crtend first. Sort sections with no priority before sections with
2977 a priority.
2978 * testsuite/initpri1.c (d3): Check j != 4.
2979 (cd5): New constructor/destructor function.
2980 (main): Check j != 2.
2981
479f6503
ILT		 2982 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2983 new symbol when resolving, don't call set_is_default.
2984 * testsuite/ver_test_7.cc: New file.
2985 * testsuite/ver_test_7.sh: New file.
2986 * testsuite/Makefile.am (ver_test_7.so): New target.
2987 (ver_test_7.o): New target.
2988 (check_SCRIPTS): Add ver_test_7.sh.
2989 (check_DATA): Add ver_test_7.syms.
2990 (ver_test_7.syms): New target.
2991
2fd32231
ILT		 29922008-03-28 Ian Lance Taylor <iant@google.com>
2993
2994 * layout.cc (Layout::layout): If we see an input section with a
2995 name that needs sorting, set the must_sort flag for the output
2996 section.
2997 (Layout::make_output_section): If the name of the output section
2998 indicates that it might require sorting, set the may_sort flag.
2999 * output.h (Output_section::may_sort_attached_input_sections): New
3000 function.
3001 (Output_section::set_may_sort_attached_input_sections): New
3002 function.
3003 (Output_section::must_sort_attached_input_sections): New
3004 function.
3005 (Output_section::set_must_sort_attached_input_sections): New
3006 function.
3007 (class Output_section): Declare Input_section_sort_entry. Define
3008 Input_section_sort_compare. Declare
3009 sort_attached_input_sections. Add new fields:
3010 may_sort_attached_input_sections_,
3011 must_sort_attached_input_sections_,
3012 attached_input_sections_are_sorted_.
3013 * output.cc (Output_section::Output_section): Initialize new
3014 fields.
3015 (Output_section::add_input_section): Add an entry to
3016 input_sections_ if may_sort or must_sort are true.
3017 (Output_section::set_final_data_size): Call
3018 sort_attached_input_sections if necessary.
3019 (Output_section::Input_section_sort_entry): Define new class.
3020 (Output_section::Input_section_sort_compare::operator()): New
3021 function.
3022 (Output_section::sort_attached_input_sections): New function.
3023 * configure.ac: Check whether the compiler supports constructor
3024 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
3025 * testsuite/initpri1.c: New file.
3026 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
3027 CONSTRUCTOR_PRIORITY.
3028 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
3029 (initpri1_LDFLAGS): New variable.
3030 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
3031
18e6b24e
ILT		 30322008-03-27 Ian Lance Taylor <iant@google.com>
3033
49bdd526
ILT		 3034 * common.cc (Sort_commons::operator): Correct sorting algorithm.
3035 * testsuite/common_test_1.c: New file.
3036 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
3037 (common_test_1_SOURCES): New variable.
3038 (common_test_1_DEPENDENCIES): New variable.
3039 (common_test_1_LDFLAGS): New variable.
3040
18e6b24e
ILT		 3041 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
3042 and commons_ correctly when NAME/VERSION does not override
3043 NAME/NULL.
3044 * testsuite/ver_test_6.c: New file.
3045 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
3046 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
3047 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
3048
04bf7072
ILT		 30492008-03-26 Ian Lance Taylor <iant@google.com>
3050
5871526f
ILT		 3051 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
3052 of an undefined symbol from a version script.
3053 * testsuite/Makefile.am (ver_test_5.so): New target.
3054 (ver_test_5.o): New target.
3055 (check_SCRIPTS): Add ver_test_5.sh.
3056 (check_DATA): Add ver_test_5.syms.
3057 (ver_test_5.syms): New target.
3058 * testsuite/ver_test_5.cc: New file.
3059 * testsuite/ver_test_5.script: New file.
3060 * testsuite/ver_test_5.sh: New file.
3061 * Makefile.in, testsuite/Makefile.in: Rebuild.
3062
04bf7072
ILT		 3063 PR gold/5986
3064 Fix problems building gold with gcc 4.3.0.
3065 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
3066 (gold_error_at_location, gold_warning_at_location): Use it.
3067 * configure.ac: Check whether we can compile and use a template
3068 function with a printf attribute.
3069 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
3070 when jumping over bytes.
3071 * object.cc: Instantiate Object::read_section_data.
3072 * debug.h: Include <cstring>
3073 * dwarf_reader.cc: Include <algorithm>
3074 * main.cc: Include <cstring>.
3075 * options.cc: Include <cstring>.
3076 * output.cc: Include <cstring>.
3077 * script.cc: Include <cstring>.
3078 * script.h: Include <string>.
3079 * symtab.cc: Include <cstring> and <algorithm>.
3080 * target-select.cc: Include <cstring>.
3081 * version.cc: Include <string>.
3082 * testsuite/testmain.cc: Include <cstdlib>.
3083 * configure, config.in: Rebuild.
3084
874c5b28
ILT		 30852008-03-25 Ian Lance Taylor <iant@google.com>
3086
819d6c3a
ILT		 3087 * options.cc: Include "../bfd/bfdver.h".
3088 (options::help): Print bug reporting address.
3089
f4b2c6f5
ILT		 3090 * version.cc (print_version): Adjust output for current value of
3091 BFD_VERSION_STRING.
3092
3093 * NEWS: New file.
3094
e96caa79
ILT		 3095 * options.cc (options::help): Print list of supported targets.
3096 * target-select.h: Include <vector>.
3097 (class Target_selector): Make machine_, size_, and is_big_endian_
3098 fields const. Add bfd_name_ and instantiated_target_ fields.
3099 (Target_selector::Target_selector): Add bfd_name parameter.
3100 (Target_selector::recognize): Make non-virtual, call
3101 do_recognize.
3102 (Target_selector::recognize_by_name): Make non-virtual, call
3103 do_recognize_by_name.
3104 (Target_selector::supported_names): New function.
3105 (Target_selector::bfd_name): New function.
3106 (Target_selector::do_instantiate_target): New pure virtual
3107 function.
3108 (Target_selector::do_recognize): New virtual function.
3109 (Target_selector::do_recognize_by_name): New virtual function.
3110 (Target_selector::instantiate_target): New private function.
3111 (supported_target_names): Declare.
3112 * target-select.cc (Target_selector::Target_selector): Update for
3113 new parameter and fields.
3114 (select_target_by_name): Check that the name matches before
3115 calling recognize_by_name.
3116 (supported_target_names): New function.
3117 * i386.cc (class Target_selector_i386): Update Target_selector
3118 constructor call. Remove recognize and recognize_by_name. Add
3119 do_instantiate_target.
3120 * x86_64.cc (class Target_selector_x86_64): Likewise.
3121 * testsuite/testfile.cc (class Target_selector_test): Update for
3122 changes to Target_selector.
3123
874c5b28
ILT		 3124 * README: Rewrite, with some notes on unsupported features.
3125
0a65a3a7
CC		 31262008-03-24 Cary Coutant <ccoutant@google.com>
3127
3128 * i386.cc (Target_i386::Got_type): New enum declaration.
3129 (Target_i386::Scan::local): Updated callers of Output_data_got
3130 member functions.
3131 (Target_i386::Scan::global): Likewise.
3132 (Target_i386::Relocate::relocate): Likewise.
3133 (Target_i386::Relocate::relocate_tls): Likewise.
3134 * object.h (Got_offset_list): New class.
3135 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3136 (Sized_relobj::local_got_offset): Likewise.
3137 (Sized_relobj::set_local_got_offset): Likewise.
3138 (Sized_relobj::local_has_tls_got_offset): Removed.
3139 (Sized_relobj::local_tls_got_offset): Removed.
3140 (Sized_relobj::set_local_tls_got_offset): Removed.
3141 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3142 * output.cc (Output_data_got::add_global): Added got_type parameter.
3143 (Output_data_got::add_global_with_rel): Likewise.
3144 (Output_data_got::add_global_with_rela): Likewise.
3145 (Output_data_got::add_global_pair_with_rel): New function.
3146 (Output_data_got::add_global_pair_with_rela): New function.
3147 (Output_data_got::add_local): Added got_type parameter.
3148 (Output_data_got::add_local_with_rel): Likewise.
3149 (Output_data_got::add_local_with_rela): Likewise.
3150 (Output_data_got::add_local_pair_with_rel): New function.
3151 (Output_data_got::add_local_pair_with_rela): New function.
3152 (Output_data_got::add_global_tls): Removed.
3153 (Output_data_got::add_global_tls_with_rel): Removed.
3154 (Output_data_got::add_global_tls_with_rela): Removed.
3155 (Output_data_got::add_local_tls): Removed.
3156 (Output_data_got::add_local_tls_with_rel): Removed.
3157 (Output_data_got::add_local_tls_with_rela): Removed.
3158 * output.h (Output_data_got::add_global): Added got_type parameter.
3159 (Output_data_got::add_global_with_rel): Likewise.
3160 (Output_data_got::add_global_with_rela): Likewise.
3161 (Output_data_got::add_global_pair_with_rel): New function.
3162 (Output_data_got::add_global_pair_with_rela): New function.
3163 (Output_data_got::add_local): Added got_type parameter.
3164 (Output_data_got::add_local_with_rel): Likewise.
3165 (Output_data_got::add_local_with_rela): Likewise.
3166 (Output_data_got::add_local_pair_with_rel): New function.
3167 (Output_data_got::add_local_pair_with_rela): New function.
3168 (Output_data_got::add_global_tls): Removed.
3169 (Output_data_got::add_global_tls_with_rel): Removed.
3170 (Output_data_got::add_global_tls_with_rela): Removed.
3171 (Output_data_got::add_local_tls): Removed.
3172 (Output_data_got::add_local_tls_with_rel): Removed.
3173 (Output_data_got::add_local_tls_with_rela): Removed.
3174 * resolve.cc (Symbol::override_base_with_special): Removed
3175 reference to has_got_offset_ field.
3176 * symtab.cc (Symbol::init_fields): Replaced initialization
3177 of got_offset_ with got_offsets_. Removed initialization
3178 of has_got_offset_
53fcba31 3179 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3180 (Symbol::got_offset): Likewise.
3181 (Symbol::set_got_offset): Likewise.
3182 (Symbol::has_tls_got_offset): Removed.
3183 (Symbol::tls_got_offset): Removed.
3184 (Symbol::set_tls_got_offset): Removed.
3185 (Symbol::got_offset_): Removed.
3186 (Symbol::tls_mod_got_offset_): Removed.
3187 (Symbol::tls_pair_got_offset_): Removed.
3188 (Symbol::got_offsets_): New field.
3189 (Symbol::has_got_offset): Removed.
3190 (Symbol::has_tls_mod_got_offset): Removed.
3191 (Symbol::has_tls_pair_got_offset): Removed.
3192 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3193 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3194 member functions.
3195 (Target_x86_64::Scan::global): Likewise.
3196 (Target_x86_64::Relocate::relocate): Likewise.
3197 (Target_x86_64::Relocate::relocate_tls): Likewise.
3198
bd52eafb
BE		 31992008-03-25 Ben Elliston <bje@au.ibm.com>
3200
3201 * yyscript.y: Fix spelling error in comment.
3202
8b105e34
ILT		 32032008-03-24 Ian Lance Taylor <iant@google.com>
3204
8ed814a9
ILT		 3205 * options.h (class General_options): Define build_id option.
3206 * layout.h (class Layout): Declare write_build_id, create_note,
3207 create_build_id. Add build_id_note_ member.
3208 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3209 "libiberty.h", "md5.h", "sha1.h".
3210 (Layout::Layout): Initialize eh_frame_data_,
3211 eh_frame_hdr_section_, and build_id_note_.
3212 (Layout::finalize): Call create_build_id.
3213 (Layout::create_note): New function, broken out of
3214 Layout::create_gold_note.
3215 (Layout::create_gold_note): Call create_note.
3216 (Layout::create_build_id): New function.
3217 (Layout::write_build_id): New function.
3218 (Close_task_runner::run): Call write_build_id.
3219
8b105e34
ILT		 3220 * x86_64.cc: Correct license to GPLv3.
3221
086a1841
ILT		 32222008-03-23 Ian Lance Taylor <iant@google.com>
3223
3224 * options.cc: Include "demangle.h".
3225 (parse_optional_string): New function.
3226 (parse_long_option): Handle takes_optional_argument.
3227 (parse_short_option): Update dash_z initializer. Handle
3228 takes_optional_argument.
3229 (General_options::General_options): Initialize do_demangle_.
3230 (General_options::finalize): Set do_demangle_. Handle demangling
3231 style.
3232 * options.h (parse_optional_string): Declare.
3233 (struct One_option): Add optional_arg field. Update constructor.
3234 Update call constructor calls. Add takes_optional_argument
3235 function.
3236 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3237 (DEFINE_optional_string): Define.
3238 (General_options::demangle): Change from DEFINE_bool to
3239 DEFINE_optional_string.
3240 (General_options::no_demangle): New function.
3241 (General_options::do_demangle): New function.
3242 (General_options::set_do_demangle): New function.
3243 (General_options::execstack_status_): Move definition to end of
3244 class definition.
3245 (General_options::static_): Likewise.
3246 (General_options::do_demangle_): New field.
3247 * object.cc (big_endian>::get_symbol_location_info): Call
3248 Options::do_demangle, not Options::demangle.
3249 * symtab.cc (demangle): Likewise.
3250
cbb93e63
ILT		 32512008-03-22 Ian Lance Taylor <iant@google.com>
3252
3253 * gold.h: Include <cstddef> and <sys/types.h>
3254 * options.h: Include <cstring>.
3255
ec531623
ILT		 32562008-03-21 Ian Lance Taylor <iant@google.com>
3257
3258 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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