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1b77ea50
ILT		 12009-05-15 Ian Lance Taylor <iant@google.com>
2
3 * configure.ac: Check for declarations for cases where libiberty.h
4 checks HAVE_DECL_xxx.
5 * configure, config.in: Rebuild.
6
072fe7ce
ILT		 72009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8
9 * gold.h (Incremental_argument_list): Remove (invalid) forward
10 declaration.
11 * incremental.cc (Incremental_inputs::report_achive): New method.
12 (Incremental_inputs::report_object): New method.
13 (Incremental_inputs::report_script): New method.
14 (Incremental_inputs::finalize_inputs): New method.
15 (Incremental_inputs::finalize): Call finalize_inputs().
16 (Incremental_inputs::sized_create_incremental_inputs_section_data):
17 Create inputs entries.
18 * incremental.h (Incremental_input_type): New enum.
19 (Incremental_inputs::Incremental_input): Initialize new fields.
20 (Incremental_inputs::report_inputs): New method.
21 (Incremental_inputs::report_achive): New method.
22 (Incremental_inputs::report_object): New method.
23 (Incremental_inputs::report_script): New method.
24 (Incremental_inputs::finalize_inputs): New method.
25 (Incremental_inputs::Input_info): New struct.
26 (Incremental_inputs::Input_info_map): New typedef.
27 (Incremental_inputs::lock_): New field.
28 (Incremental_inputs::Inputs_): New field.
29 (Incremental_inputs::Inputs_map): New field.
30 * main.cc (main): Call Incremental_input::report_inputs.
31 * options.h (Input_argument_list): Typedef moved from
32 Input_arguments.
33 (Input_file_group::Files): Remove, use ::Input_argument_list.
34 (Input_file_group::Input_argument_list): Remove, use
35 ::Input_argument_list.
36 * plugin.cc (Plugin_manager::add_input_file): Add error in
37 incremental build.
38 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
39 functions.
40 * script.cc (read_input_script): Call
41 Incremental_input::report_script.
42 * script.h (Script_info): New class.
43
b0481b0b
ILT		 442009-04-27 Ian Lance Taylor <iant@google.com>
45
46 * x86_64.cc (do_adjust_output_section): Set entsize to
47 plt_entry_size.
48
b22a5a41 492009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 50
51 * output.cc (Output_file::close): After short writes, continue
52 writing from the correct offset in the buffer being written.
53
40fde488
CD		 542009-04-23 Chris Demetriou <cgd@google.com>
55
56 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
57 * configure: Regenerate.
58 * config.in: Regenerate.
59 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
60 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
61
3ce2c28e
ILT		 622009-04-21 Mikolaj Zalewski <mikolajz@google.com>
63
64 * incremental.cc (Incremental_inputs_header_data): Renamed from
65 Incremental_input_header_data.
66 (Incremental_inputs_header_data::data_size): New field.
67 (Incremental_inputs_header_data::put_input_file_count): Renamed
68 from input_file_count.
69 (Incremental_inputs_header_data::put_command_line_offset): Renamed
70 from command_line_offset.
71 (Incremental_inputs_header_data::put_reserved): Renamed from
72 put_reserved.
73 (Incremental_inputs_entry_data): Renamed from
74 Incremental_input_entry_data.
75 (Incremental_inputs_entry_data::data_size): New field.
76 (Incremental_inputs::report_command_line): New method.
77 (Incremental_inputs::finalize): New method.
78 (Incremental_inputs::create_incremental_inputs_data): New method.
79 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
80 * incremental.h: New file.
81 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
82 (Layout::finalize): Create incremental inputs section in
83 incremental builds.
84 (Layout::create_incremental_info_sections): New method.
85 * layout.h (Layout::incremental_inputs): New method.
86 (Layout::create_incremental_info_sections): New method.
87 (Layout::incremental_inputs_): New field.
88 * main.cc (main): Notify Incremental_input of the command line.
89
e55bde5e
ILT		 902009-04-01 Ian Lance Taylor <iant@google.com>
91 Mikolaj Zalewski <mikolajz@google.com>
92
93 * gold.h (reserve_unordered_map): Define, three versions, one for
94 each version of Unordered_map.
95 * layout.cc (Layout::Layout): Remove options parameter. Add
96 number_of_input_files parameter. Don't initialize options_.
97 Initialize number_of_input_files_ and resized_signatures_. Move
98 sections_are_attached_.
99 (Layout::layout_group): Reserve space for group_signatures_.
100 (Layout::find_or_add_kept_section): Change name parameter to be a
101 reference. Resize signatures_ map when it gets large enough.
102 (Layout::layout_eh_frame): Use parameters->options() instead of
103 this->options_.
104 (Layout::make_output_section): Likewise.
105 (Layout::attach_allocated_section_to_segment): Likewise.
106 (Layout::finalize, Layout::create_executable_stack): Likewise.
107 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
108 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
109 * layout.h (class Layout): Update declarations. Remove options_
110 field. Add number_of_input_files_ and resized_signatures_
111 fields. Move sections_are_attached_ field.
112 * main.cc (main): Pass number of input files to Layout
113 constructor. Don't pass options.
114
154b857c
ILT		 1152009-03-30 Ian Lance Taylor <iant@google.com>
116
117 * ffsll.c (ffsll): Correct implementation.
118
2f35ab9b
ILT		 1192009-03-27 Ian Lance Taylor <iant@google.com>
120
fd03461a
ILT		 121 * ffsll.c: New file.
122 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
123 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
124 * ftruncate.c (ftruncate): Declare before definition.
125 * mremap.c (mremap): Likewise.
126 * pread.c (pread): Likewise.
127 * configure, Makefile.in, config.in: Rebuild.
128
2f35ab9b
ILT		 129 * mremap.c: New file.
130 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
131 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
132 (mremap): Declare if HAVE_MREMAP is not defined.
133 * configure, Makefile.in, config.in: Rebuild.
134
33aea2fd
CC		 1352009-03-27 Cary Coutant <ccoutant@google.com>
136
137 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
138 position independent.
139 * sparc.cc (Target_sparc::check_non_pic): Likewise.
140 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
141
6d479619
CC		 1422009-03-24 Cary Coutant <ccoutant@google.com>
143
144 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
145 an executable.
146 (needs_dynamic_reloc): Likewise.
147
afc06bb8
ILT		 1482009-03-24 Ian Lance Taylor <iant@google.com>
149
150 * yyscript.y (file_cmd): Recognize EXTERN.
151 (extern_name_list, extern_name_list_body): New nonterminals.
152 * script.cc (script_add_extern): Define.
153 * script-c.h (script_add_extern): Declare.
154
f6060a4d
ILT		 1552009-03-24 Rafael Avila de Espindola <espindola@google.com>
156
157 * object.cc (is_elf_object): Define.
158 * object.h (is_elf_object): Declare.
159 * archive.cc (Archive::get_elf_object_for_member): Call
160 is_elf_object.
33aea2fd 161 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 162
26736d8e
ILT		 1632009-03-24 Elliott Hughes <enh@google.com>
164
165 * output.cc (Output_file::map_anonymous): Define.
166 (Output_file::map): Use map_anonymous. If the regular mmap fails,
167 try an anonymous one. Report the size if the mmap fails.
168 * output.h (class Output_file): Declare map_anonymous.
169
22fd9730
ILT		 1702009-03-24 Ian Lance Taylor <iant@google.com>
171
172 * target-select.cc (instantiate_target): Don't acquire the lock if
173 the instantiated_target_ field has already been set.
174
cb010894
ILT		 1752009-03-23 Ian Lance Taylor <iant@google.com>
176
7f055c20
ILT		 177 * gold-threads.h (class Initialize_lock): Define.
178 * gold-threads.cc (class Initialize_lock_once): Define.
179 (initialize_lock_control): New static variable.
180 (initialize_lock_pointer): New static variable.
181 (initialize_lock_once): New static function.
182 (Initialize_lock::Initialize_lock): Define.
183 (Initialize_lock::initialize): Define.
184 * target-select.h: Include "gold-threads.h".
185 (class Target_selector): Add lock_ and initialize_lock_ fields.
186 Don't define instantiate_target, just declare it.
187 * target-select.cc (Target_selector::Target_selector): Initialize
188 new fields.
189 (Target_selector::instantiate_target): Define.
190 * descriptors.h: Include "gold-threads.h".
191 (class Descriptors): Add initialize_lock_ field.
192 * descriptors.cc (Descriptors::Descriptors): Initialize new
193 field.
194 (Descriptors::open): Use initialize_lock_ field
195 * errors.h (class Errors): Add initialize_lock_ field.
196 * errors.cc (Errors::Errors): Initialize new field.
197 (Errors::initialize_lock): Use initialize_lock_ field.
198 * powerpc.cc (class Target_selector_powerpc): Remove
199 instantiated_target_ field. In do_recognize call
200 instantiate_target rather than do_instantiate_target. In
201 do_instantiate_target just allocate a new target.
202 * sparc.cc (class Target_selector_sparc): Likewise.
203
36959681
ILT		 204 * freebsd.h: New file.
205 * i386.cc: Include "freebsd.h".
206 (Target_i386): Derive from Target_freebsd rather than
207 Sized_target.
208 (Target_selector_i386): Derive from Target_selector_freebsd rather
209 than Target_selector.
210 * x86_64.cc: Include "freebsd.h".
211 (Target_x86_64): Derive from Target_freebsd rather than
212 Sized_target.
213 (Target_selector_x86_64): Derive from Target_selector_freebsd
214 rather than Target_selector.
215 * target.h (class Target): Add adjust_elf_header and
216 do_adjust_elf_header.
217 * output.cc (Output_file_header:: do_sized_write): Call target
218 adjust_elf_header routine.
219 * configure.tgt: Set targ_osabi.
220 * configure.ac: Define GOLD_DEFAULT_OSABI.
221 * parameters.cc (Parameters::default_target): Pass
222 GOLD_DEFAULT_OSABI to select_target.
223 * target-select.h (class Target_selector): Make instantiate_target
224 protected rather than private.
225 * Makefile.am (HFILES): Add freebsd.h.
226 * configure, Makefile.in, config.in: Rebuild.
227
cb010894
ILT		 228 * merge.cc (do_add_input_section): Correct pend value. Change
229 message about last entry not being null terminated from error to
230 warning.
231
0e879927
ILT		 2322009-03-20 Mikolaj Zalewski <mikolajz@google.com>
233
234 * incremental.cc: New file.
235 * Makefile.am (CCFILES): Add incremental.cc.
236 * Makefile.in: Rebuild.
237
41105937
PP		 2382009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
239
240 * layout.cc (Layout::output_section_name): Preserve names
241 of '.note.' sections.
242
60439920
ILT		 2432009-03-19 Ian Lance Taylor <iant@google.com>
244
245 * descriptors.cc (Descriptors::open): Check that the options are
246 valid before using them.
247
0d371ad3
ILT		 2482009-03-18 Ian Lance Taylor <iant@google.com>
249
250 * script-sections.h: Include <list>.
251 (class Script_sections): Change Sections_elements from std::vector
252 to std::list. Typedef public Elements_iterator. Add
253 orphan_section_placement_, data_segment_align_start_, and
254 saw_data_segment_align_ fields. Remove data_segment_align_index_
255 field.
256 * script-sections.cc (class Orphan_section_placement): New class.
257 (class Sections_element): Add virtual functions is_relro and
258 orphan_section_init. Remove virtual function place_orphan_here.
259 (class Output_section_definition): Add is_relro and
260 orphan_section_init. Remove place_orphan_here.
261 (class Orphan_output_section): Likewise.
262 (Script_sections::Script_sections): Update for field changes.
263 (Script_sections::data_segment_align): Set saw_data_segment_align_
264 and data_segment_align_start_, not data_segment_align_index.
265 (Script_sections::data_segment_relro_end): Check
266 saw_data_segment_align_. Use data_segment_align_start_ rather
267 than data_segment_align_index_.
268 (Script_sections::place_orphan): Rewrite to use
269 Orphan_section_placement.
270
9201d894
ILT		 2712009-03-17 Ian Lance Taylor <iant@google.com>
272
9c5b8369
ILT		 273 * archive.cc (Archive::add_symbols): Check for a version attached
274 to the symbol name in the archive map.
275 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
276 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
277 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
278 (ver_test_11.a): New target.
279 * testsuite/Makefile.in: Rebuild.
280
9201d894
ILT		 281 * configure.ac: Check for chsize and posix_fallocate. Replace
282 ftruncate.
283 * ftruncate.c: New file, from gnulib.
284 * output.cc (posix_fallocate): Define dummy version if not
285 HAVE_POSIX_FALLOCATE.
286 (Output_file::map): Call posix_fallocate rather than lseek and
287 write.
288 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
289 * configure, Makefile.in, config.in: Rebuild.
290
ef4ab7a8
PP		 2912009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
292
293 * layout.h (Layout::create_note): Add section_name parameter.
294 * layout.cc (Layout::create_note): Likewise.
295 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
296
8c500701
ILT		 2972009-03-17 Ian Lance Taylor <iant@google.com>
298
e85b18e1
ILT		 299 * descriptors.cc: Include "options.h".
300 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
301 (Descriptors::open): Always use O_CLOEXEC when opening a new
302 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
303 then set FD_CLOEXEC.
304
9efe6174
ILT		 305 * sparc.cc (class Target_sparc): Add has_got_section.
306 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
307 make sure we have a GOT section.
308
309 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
310 (Target_sparc::Scan::local): Likewise.
311 (Target_sparc::Scan::global): Likewise.
312 (Target_sparc::Relocate::relocate): Likewise.
313 (Target_sparc::Relocate::relocate_tls): Likewise.
314
8c500701
ILT		 315 * symtab.cc (Symbol_table::define_default_version): New function,
316 broken out of add_from_object.
317 (Symbol_table::add_from_object): Call define_default_version.
318 (Symbol_table::define_special_symbol): Add resolve_oldsym
319 parameter. Change all callers. If the version for a symbol comes
320 from a version script, resolve it with the symbol with the same
321 name with no version. Also add the symbol without a version if
322 appropriate.
323 (do_define_in_output_data): If resolving with oldsym, don't delete
324 sym.
325 (do_define_in_output_segment): Likewise.
326 (do_define_as_constant): Likewise.
327 * symtab.h (class Symbol_table): Update declarations.
328
f1ed28fb
ILT		 3292009-03-13 Ian Lance Taylor <iant@google.com>
330
15f8229b
ILT		 331 * readsyms.cc (Read_symbols::incompatible_warning): New function.
332 (Read_symbols::requeue): New function.
333 (Read_symbols::do_read_symbols): If make_elf_object fails because
334 the target type is not configured, and the file was searched for,
335 issue a warning and retry with the next directory.
336 (Add_symbols::run): If the file has an incompatible format, and
337 it was searched for, requeue the Read_symbols task. On error,
338 release the object.
339 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
340 dirindex parameter to constructor. Change all callers. Declare
341 incompatible_warning and requeue.
342 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
343 input_argument_ and input_group_ fields. Add them to
344 constructor. Change all callers.
345 (class Read_script): Add dirindex_ field. Add it to constructor.
346 Change all callers.
347 * archive.cc (Archive::setup): Remove input_objects parameter.
348 Change all callers.
349 (Archive::get_file_and_offset): Likewise.
350 (Archive::read_all_symbols): Likewise.
351 (Archive::read_symbols): Likewise.
352 (Archive::get_elf_object_for_member): Remove input_objects
353 parameter. Add punconfigured parameter. Change all callers.
354 (Archive::add_symbols): Change return type to bool. Check return
355 value of include_member.
356 (Archive::include_all_members): Likewise.
357 (Archive::include_member): Change return type to bool. Return
358 false if first included object has incompatible target. Set
359 included_member_ field.
360 (Add_archive_symbols::run): If add_symbols returns false, requeue
361 Read_symbols task.
362 * archive.h (class Archive): Add included_member_ field.
363 Initialize it in constructor. Add input_file and searched_for
364 methods. Update declarations.
365 (class Add_archive_symbols): Add dirpath_, dirindex_, and
366 input_argument_ fields. Add them to constructor. Change all
367 callers.
368 * script.cc: Include "target-select.h".
369 (class Parser_closure): Add skip_on_incompatible_target_ and
370 found_incompatible_target_ fields. Add
371 skip_on_incompatible_target parameter to constructor. Change all
372 callers. Add methods skip_on_incompatible_target,
373 clear_skip_on_incompatible_target, found_incompatible_target, and
374 set_found_incompatible_target.
375 (read_input_script): Add dirindex parameter. Change all callers.
376 If parser finds an incompatible target, requeue Read_symbols
377 task.
378 (script_set_symbol): Clear skip_on_incompatible_target in
379 closure.
380 (script_add_assertion, script_parse_option): Likewise.
381 (script_start_sections, script_add_phdr): Likewise.
382 (script_check_output_format): New function.
383 * script.h (read_input_script): Update declaration.
384 * script-c.h (script_check_output_format): Declare.
385 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
386 (ignore_cmd): Remove OUTPUT_FORMAT.
387 * fileread.cc (Input_file::Input_file): Add explicit this.
388 (Input_file::will_search_for): New function.
389 (Input_file::open): Add pindex parameter. Change all callers.
390 * fileread.h (class Input_file): Add input_file_argument method.
391 Declare will_search_for. Update declarations.
392 * object.cc (make_elf_object): Add punconfigured parameter.
393 Change all callers.
394 * object.h (class Object): Make input_file public. Add
395 searched_for method.
396 (make_elf_object): Update declaration.
397 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
398 restart search.
399 * dirsearch.h (class Dirsearch): Update declaration.
400 * options.h (class General_options): Add --warn-search-mismatch.
401 * parameters.cc (Parameters::is_compatible_target): New function.
402 * parameters.h (class Parameters): Declare is_compatible_target.
403 * workqueue.cc (Workqueue::add_blocker): New function.
404 * workqueue.h (class Workqueue): Declare add_blocker.
405
f1ed28fb
ILT		 406 * fileread.cc (Input_file::open): Remove options parameter.
407 Change all callers.
408 (Input_file::open_binary): Likewise.
409 * script.cc (read_input_script): Likewise.
410 * readsyms.h (class Read_symbols): Remove options_ field. Remove
411 options parameter from constructor. Change all callers.
412 (class Read_script): Likewise.
413 * fileread.h (class Input_file): Update declarations.
414 * script.h (read_input_script): Update declaration.
415
34dd024a
NC		 4162009-03-10 Nick Clifton <nickc@redhat.com>
417
418 * po/es.po: New Spanish translation.
419
6d71b17c
CC		 4202009-03-06 Cary Coutant <ccoutant@google.com>
421
422 * options.cc (parse_short_option): Keep dash_z from registering itself.
423
031cdbed
ILT		 4242009-03-03 Ian Lance Taylor <iant@google.com>
425
426 PR 9918
427 * target-reloc.h (relocate_section): Pass output_section to
428 relocate.
429 * i386.cc (Target_i386::should_apply_static_reloc): Add
430 output_section parameter. Change all callers.
431 (Target_i386::Relocate::relocate): Add output_section parameter.
432 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
433 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
434 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
435 * testsuite/two_file_shared.sh: New script.
436 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
437 (check_DATA): Add two_file_shared.dbg.
438 (two_file_shared.dbg): New target.
439 * testsuite/Makefile.in: Rebuild.
440
15d5fa16
ILT		 4412009-03-01 Ian Lance Taylor <iant@google.com>
442
443 * configure.ac: Check for byteswap.h.
444 * configure: Rebuild.
445 * config.in: Rebuild.
446
8a4c0b0d
ILT		 4472009-03-01 Mikolaj Zalewski <mikolajz@google.com>
448
449 * layout.cc (Layout::find_or_add_kept_section): New function.
450 (Layout::add_comdat): Removed.
451 * layout.h (struct Kept_section): Move out of class Layout.
452 Remove trailing underscores from field names. Add group_sections
453 field. Rename group_ field to is_group. Change all uses.
454 (class Layout): Declare find_or_add_kept_section, not add_comdat.
455 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
456 comdat_groups_ field.
457 (Sized_relobj::include_section_group): Use
458 find_or_add_kept_section and Kept_section::group_sections.
459 (Sized_relobj::include_linkonce_section): Likewise.
460 * object.cc (class Sized_relobj): Don't define Comdat_group or
461 Comdat_group_table. Remove find_comdat_group and
462 add_comdat_group. Remove comdat_groups_ field.
463 * plugin.cc (include_comdat_group): Use
464 Layout::find_or_add_kept_section.
465
b4ecf66b
ILT		 4662009-02-28 Ian Lance Taylor <iant@google.com>
467
14359ca0
ILT		 468 * README: --gc-sections and map files are now supported. Document
469 some build requirements.
470
b4ecf66b
ILT		 471 PR 6992
472 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
473 relocatable link set the value of the section symbol to zero.
474 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
475 relocatable link don't include the section address in the local
476 symbol value.
477
0602e05a
ILT		 4782009-02-27 Ian Lance Taylor <iant@google.com>
479
fd9d194f
ILT		 480 PR 6811
481 * options.h (class Search_directory): Add is_system_directory.
482 (class General_options): Declare is_in_system_directory.
483 * options.cc (get_relative_sysroot): Make static.
484 (get_default_sysroot): Make static.
485 (General_optoins::is_in_system_directory): New function.
486 * fileread.cc (Input_file::is_in_system_directory): New function.
487 * fileread.h (class Input_file): Declare is_in_system_directory.
488 * object.h (class Object): Add is_in_system_directory.
489 (class Input_objects): Remove system_library_directory_ field.
490 * object.cc (Input_objects::add_object): Don't set
491 system_library_directory_.
492 (input_objects::found_in_system_library_directory): Remove.
493 * symtab.cc (Symbol_table::write_globals): Remove input_objects
494 parameter. Change all callers.
495 (Symbol_table::sized_write_globals): Likewise.
496 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
497 Call Object::is_in_system_directory.
498 * symtab.h (class Symbol_table): Update declarations.
499
61edd21f
ILT		 500 PR 5990
501 * descriptors.h (Open_descriptor): Add is_on_stack field.
502 * descriptors.cc (Descriptors::open): If the descriptor is on the
503 top of the stack, remove it. Initialize is_on_stack field.
504 (Descriptors::release): Only add pod to stack if it is not on the
505 stack already.
506 (Descriptors::close_some_descriptor): Clear stack_next and
507 is_on_stack fields.
508
e29e076a
ILT		 509 PR 7091
510 * output.cc (Output_section::find_starting_output_address): Rename
511 from starting_output_address; add PADDR parameter; change return
512 type.
513 * output.h (class Output_section): Declare
514 find_starting_output_address instead of starting_output_address.
515 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
516 section symbol for which we can't find a merge section.
517
0602e05a
ILT		 518 PR 9836
519 * symtab.cc (Symbol_table::add_from_object): If the visibility is
520 hidden or internal, force the symbol to be local.
521 * resolve.cc (Symbol::override_visibility): Define.
522 (Symbol::override_base): Use override_visibility.
523 (Symbol_table::resolve): Likewise.
524 (Symbol::override_base_with_special): Likewise.
525 (Symbol_table::override_with_special): If the visibility is hidden
526 or internal, force the symbol to be local.
527 * symtab.h (class Symbol): Add set_visibility and
528 override_visibility.
529 * testsuite/ver_test_1.sh: New file.
530 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
531 (check_DATA): Add ver_test_1.syms.
532 (ver_test_1.syms): New target.
533 * testsuite/Makefile.in: Rebuild.
534
401a9a73
CC		 5352009-02-25 Cary Coutant <ccoutant@google.com>
536
537 * layout.cc (Layout::choose_output_section): Don't rename sections
538 when using a linker script that has a SECTIONS clause.
539 * Makefile.in: Regenerate.
540
541 * testsuite/Makefile.am (script_test_5.sh): New test case.
542 * testsuite/Makefile.in: Regenerate.
543 * testsuite/script_test_5.cc: New file.
544 * testsuite/script_test_5.sh: New file.
545 * testsuite/script_test_5.t: New file.
546
f488e4b0
CC		 5472009-02-13 Rafael Avila de Espindola <espindola@google.com>
548
549 * archive.cc (Archive::include_member): Update calls to add_symbols.
550 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
551 the Layout argument.
552 * dynobj.h (do_add_symbols): Add the Layout argument.
553 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
554 Layout argument.
555 * object.h (Object::add_symbols): Add the Layout argument.
556 (Object::do_add_symbols): Add the Layout argument.
557 (Sized_relobj::do_add_symbols): Add the Layout argument.
558 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
559 Unify the two versions.
560 (Add_plugin_symbols): Remove.
561 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
562 (Sized_pluginobj::do_add_symbols): Unify the two versions.
563 (Add_plugin_symbols): Remove.
564 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
565 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
566 (Add_symbols::run): Make it work with Pulginobj.
567
89dd1680
ILT		 5682009-02-06 Ian Lance Taylor <iant@google.com>
569
570 * object.cc (Sized_relobj::do_layout): Make info message start
571 with lower case letter.
572
266d0a74
ILT		 5732009-02-06 Mikolaj Zalewski <mikolajz@google.com>
574
602b464e
ILT		 575 * binary.cc: Fix file comment.
576
266d0a74
ILT		 577 * options.h (enum Incremental_disposition): Define.
578 (class General_options): Add new options: --incremental,
579 --incremental_changed, --incremental_unchanged,
580 --incremental_unknown. Add incremental_disposition_ and
581 implicit_incremental_ fields.
582 (General_options::incremental_disposition): New function.
583 (class Position_dependent_options): Add incremental_disposition
584 option.
585 (Position_dependent_options::copy_from_options): Set incremental
586 dispositions.
587 * options.cc (General_options::parse_incremental_changed): New
588 function.
589 (General_options::parse_incremental_unchanged): New function.
590 (General_options::parse_incremental_unknown): New function.
591 (General_options::General_options): Initialize new fields
592 incremental_disposition_ and implicit_incremental_.
593 (General_options::finalize): Check for uasge of --incremental-*
594 without --incremental.
595
f073bbf7
CD		 5962009-02-06 Chris Demetriou <cgd@google.com>
597
598 * gold.h (gold_undefined_symbol): Change to take only a Symbol
599 pointer and to report location as the file name associated with
600 the symbol.
601 (gold_undefined_symbol_at_location): New function to replace the
602 old gold_undefined_symbol functionality.
603 * target-reloc.h (relocate_section): Update to use
604 gold_undefined_symbol_at_location.
605 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
606 Call gold_undefined_symbol function rather than gold_error.
607 * errors.h (Errors::undefined_symbol): Take location as a
608 string, rather than calculating it from a relocation.
609 * errors.cc (Errors::fatal): Print "fatal error:" before the
610 formatted message.
611 (Errors::error, Errors::error_at_location): Print "error: "
612 before the formatted message.
613 (Errors::undefined_symbol): Take location as a string, rather
614 than calculating it from a relocation.
615 (gold_undefined_symbol_at_location): New function akin to
616 old gold_undefined_symbol, calculates location from relocation.
617 (gold_undefined_symbol): Change to take only a Symbol pointer
618 and to report location as the file name associated with the symbol.
619 * testsuite/debug_msg.sh: Update for changed error messages.
620 * testsuite/undef_symbol.sh: Likewise.
621
8e94a90c
ILT		 6222009-02-04 Duncan Sands <baldrick@free.fr>
623
624 PR 9812
625 * reduced_debug_output.h
626 (Output_reduced_debug_abbrev_section::failed): Use format for
627 gold_warning.
628 (Output_reduced_debug_info_section::faild): Likewise.
629
88a0e15b
ILT		 6302009-01-31 Mikolaj Zalewski <mikolajz@google.com>
631
632 * script.cc (Lazy_demangler): New class.
633 (Version_script_info::get_symbol_version_helper): Demangle a
634 symbol only once.
635
5efc7cd2
CC		 6362009-01-29 Cary Coutant <ccoutant@google.com>
637
638 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
639 to __tls_get_addr.
640 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
641
e0ebcf42
ILT		 6422009-01-28 Ian Lance Taylor <iant@google.com>
643
5efc7cd2 644 * version.cc (version_string): Bump to 1.9.
75fe7426 645
e0ebcf42
ILT		 646 * gold.h: Include <cstring> and <stdint.h>.
647 * version.cc: Include <cstdio>.
648 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
649 warning.
650 * reduced_debug_output.cc (insert_into_vector): Rename from
651 Insert_into_vector; change all callers. Use Swap_unaligned to
652 avoid aliasing issue; remove union since it is unnecessary.
653
8e2813be 6542009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 655
656 * Makefile.am (CCFILES): Add gc.cc.
657 (HFILES): Add gc.h.
658 * Makefile.in: Regenerate.
659 * gold.cc (Gc_runner): New class.
660 (queue_initial_tasks): Call garbage collection related tasks
661 when corresponding options are invoked.
662 (queue_middle_gc_tasks): New function.
663 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
664 processed early before laying out sections during garbage collection.
665 * gold.h (queue_middle_gc_tasks): New function.
666 (is_prefix_of): Move from "layout.cc".
667 * i386.cc (Target_i386::gc_process_relocs): New function.
668 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
669 * main.cc (main): Create object of class "Garbage_collection".
670 * object.cc (Relobj::copy_symbols_data): New function.
671 (Relobj::is_section_name_included): New function.
672 (Sized_relobj::do_layout): Allow this function to be called twice
673 during garbage collection and defer layout of section during the
674 first call.
675 * object.h (Relobj::get_symbols_data): New function.
676 (Relobj::is_section_name_included): New function.
677 (Relobj::copy_symbols_data): New function.
678 (Relobj::set_symbols_data): New function.
679 (Relobj::get_relocs_data): New function.
680 (Relobj::set_relocs_data): New function.
681 (Relobj::is_output_section_offset_invalid): New pure virtual function.
682 (Relobj::gc_process_relocs): New function.
683 (Relobj::do_gc_process_relocs): New pure virtual function.
684 (Relobj::sd_): New data member.
685 (Sized_relobj::is_output_section_offset_invalid): New function.
686 (Sized_relobj::do_gc_process_relocs): New function.
687 * options.h (General_options::gc_sections): Modify to not be a no-op.
688 (General_options::print_gc_sections): New option.
689 * plugin.cc (Plugin_finish::run): Remove function call to
690 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
691 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
692 * reloc.cc (Read_relocs::run): Add task to process relocs and
693 determine unreferenced sections when doing garbage collection.
694 (Gc_process_relocs): New class.
695 (Sized_relobj::do_gc_process_relocs): New function.
696 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
697 sections that are garbage collected.
698 * reloc.h (Gc_process_relocs): New class.
699 * sparc.cc (Target_sparc::gc_process_relocs): New function.
700 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
701 symbols whose corresponding sections are garbage collected.
702 (Symbol_table::Symbol_table): Add new parameter for the garbage
703 collection object.
704 (Symbol_table::gc_mark_undef_symbols): New function.
705 (Symbol_table::gc_mark_symbol_for_shlib): New function.
706 (Symbol_table::gc_mark_dyn_syms): New function.
707 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
708 as garbage.
709 (Symbol_table::add_from_object): Likewise.
710 (Symbol_table::add_from_relobj): When building shared objects, do not
711 treat externally visible symbols as garbage.
712 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
713 table information for static and relocatable links.
714 * symtab.h (Symbol_table::set_gc): New function.
715 (Symbol_table::gc): New function.
716 (Symbol_table::gc_mark_undef_symbols): New function.
717 (Symbol_table::gc_mark_symbol_for_shlib): New function.
718 (Symbol_table::gc_mark_dyn_syms): New function.
719 (Symbol_table::gc_): New data member.
720 * target.h (Sized_target::gc_process_relocs): New pure virtual
721 function.
722 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
723 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
724
3b293544
CF		 7252009-01-20 Chris Faylor <me.sourceware@sourceware.org>
726
727 * options.h (General_options::gc_sections): Define as a no-op for now.
728 (General_options::no_keep_memory): Ditto.
729 (General_options::Bshareable): Define.
730 * options.cc (General_options::finalize): Honor -Bshareable.
731
83d22aa8
AS		 7322009-01-20 Andreas Schwab <schwab@suse.de>
733
734 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
735 read the value in the contents, since we don't use it. Use the
736 template endianness when writing.
737 (Relocate::relocate): Use it for R_PPC_REL16_HA.
738
cd536b21
AS		 7392009-01-19 Andreas Schwab <schwab@suse.de>
740
741 * configure.tgt (powerpc64-*): Fix targ_obj.
742
99e9a495
ILT		 7432009-01-15 Ian Lance Taylor <iant@google.com>
744
745 * object.cc (Sized_relobj::write_local_symbols): Don't write out
746 local symbols when stripping all symbols.
747
bbbfea06
CC		 7482009-01-14 Cary Coutant <ccoutant@google.com>
749
99e9a495 750 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 751
0f7c0701
CC		 7522009-01-14 Cary Coutant <ccoutant@google.com>
753
754 * archive.cc (Archive::get_elf_object_for_member): Remove call
755 to File_read::claim_for_plugin.
756 * descriptors.cc (Descriptors::open): Remove reference to
757 is_claimed.
758 (Descriptors::claim_for_plugin): Remove.
759 * descriptors.h (Descriptors::claim_for_plugin): Remove.
760 (Descriptors::is_claimed): Remove.
761 (claim_descriptor_for_plugin): Remove.
762 * fileread.cc (File_read::claim_for_plugin): Remove.
763 * fileread.h (File_read::claim_for_plugin): Remove.
764 (File_read::descriptor): Reopen descriptor if necessary.
765 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
766 (Plugin_manager::all_symbols_read): Add task parameter. Change
767 all callers.
768 (Plugin_manager::get_input_file): New function.
769 (Plugin_manager::release_input_file): New function.
770 (Pluginobj::Pluginobj): Add filesize parameter and initialize
771 corresponding data member.
772 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
773 and pass to base constructor. Change all callers.
774 (get_input_file, release_input_file): New functions.
775 (make_sized_plugin_object): Add filesize parameter. Change all callers.
776 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
777 (Plugin_manager::all_symbols_read): Add task parameter.
778 (Plugin_manager::get_input_file): New function.
779 (Plugin_manager::release_input_file): New function.
780 (Plugin_manager::task_): New data member.
781 (Pluginobj::Pluginobj): Add filesize parameter.
782 (Pluginobj::filename): New function.
783 (Pluginobj::descriptor): New function.
784 (Pluginobj::filesize): New function.
785 (Pluginobj::filesize_): New data member.
786 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
787 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
788 File_read::claim_for_plugin; use Object::unlock to unlock the file.
789
790 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
791 with archive libraries.
792 * testsuite/Makefile.in: Regenerate.
793 * testsuite/plugin_test.c (struct sym_info): New type.
794 (get_input_file, release_input_file): New static variables.
795 (onload): Capture new transfer vector entries.
796 (claim_file_hook): Stop reading at end of file according to filesize.
797 Factor out parsing of readelf output into separate function.
798 (all_symbols_read_hook): Exercise get_input_file and release_input_file
799 APIs and get the source file name from the symbol table. Convert
800 source file name to corresponding object file name. Print info
801 message when adding new input files.
802 (parse_readelf_line): New function.
803 * testsuite/plugin_test_1.sh: Add checks for new info messages.
804 * testsuite/plugin_test_2.sh: Likewise.
805 * testsuite/plugin_test_3.sh: Likewise.
806 * testsuite/plugin_test_4.sh: New test case.
807
62a6d109
ILT		 8082009-01-07 Ian Lance Taylor <iant@google.com>
809
810 * version.cc (version_string): Bump to 1.8.
811
483620e8
CC		 8122008-12-23 Cary Coutant <ccoutant@google.com>
813
814 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
815 * plugin.cc (Plugin_manager::finish): Rename as
816 layout_deferred_objects. Move cleanup to separate function.
817 (Plugin_manager::cleanup): New function.
818 (Plugin_finish::run): Call layout_deferred_objects and cleanup
819 separately.
820 * plugin.h (Plugin_manager::finish): Rename as
821 layout_deferred_objects.
822 (Plugin_manager::cleanup): New function.
823 (Plugin_manager::cleanup_done): New field.
824
d66a9eb3
CC		 8252008-12-23 Cary Coutant <ccoutant@google.com>
826
827 * plugin.cc (is_visible_from_outside): New function.
828 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
829 so we don't return "IR only" status for exported symbols or -r links.
830
831 * testsuite/Makefile.am (plugin_test_3): New test case.
832 * testsuite/Makefile.in: Regenerate.
833 * testsuite/plugin_test_3.sh: New file.
834
5995b570
CC		 8352008-12-22 Cary Coutant <ccoutant@google.com>
836
837 * object.cc (Sized_relobj::layout_section): New function.
838 (Sized_relobj::do_layout): Defer layout of input sections until after
839 plugin has provided replacement files.
840 (Sized_relobj::do_layout_deferred_sections): New function.
841 * object.h (Relobj::set_section_offset): Remove virtual keyword.
842 (Relobj::layout_deferred_sections): New function.
843 (Relobj::do_layout_deferred_sections): New function.
844 (Sized_relobj::do_layout_deferred_sections): New function.
845 (Sized_relobj::layout_section): New function.
846 (Sized_relobj::Deferred_layout): New structure.
847 (Sized_relobj::deferred_layout_): New field.
848 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
849 Change all callers. Layout deferred sections.
850 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
851 references.
852 (Plugin_hook::run): Move code from do_plugin_hook inline.
853 (Plugin_hook::do_plugin_hook): Remove.
854 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
855 (Plugin_manager::finish): Renamed, was cleanup.
856 (Plugin_manager::should_defer_layout): New function.
857 (Plugin_manager::add_deferred_layout_object): New function.
858 (Plugin_manager::Deferred_layout_list): New type.
859 (Plugin_manager::deferred_layout_objects_): New field.
860 (Plugin_hook::do_plugin_hook): Remove.
861
ee769c88
ILT		 8622008-12-17 Ian Lance Taylor <iant@google.com>
863
864 * options.h (class General_options): Add --no case for
865 --export-dynamic.
866
abc8dcba
CC		 8672008-12-16 Cary Coutant <ccoutant@google.com>
868
869 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
870 vector.
871 (Plugin_manager::claim_file): Create plugin object even if
872 plugin did not call the add_symbols callback.
873 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
874 asking for more symbols than were added.
875 * testsuite/Makefile.am (plugin_test_1): Add test case with
876 no global symbols.
877 (empty.syms): New target.
878 * testsuite/Makefile.in: Regenerate.
879 * testsuite/plugin_test.c (claim_file_hook): Add new debug
880 message. Don't call add_symbols if no globals.
881 (all_symbols_read_hook): Don't provide replacement for empty
882 claimed file.
883
b0074644
ILT		 8842008-12-12 Ian Lance Taylor <iant@google.com>
885
68943102
ILT		 886 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
887 r_type == 0 for a local symbol with r_sym == 0.
888 (scan_relocatable_relocs): Pass r_sym to
889 local_non_section_strategy.
890 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
891 r_sym parameter.
892
b0074644
ILT		 893 * configure.ac: Update test for TLS descriptors: they are
894 supported as of glibc 2.9.
895 * configure: Rebuild.
896
c2508178
ILT		 8972008-12-11 Ian Lance Taylor <iant@google.com>
898
899 PR 7091
900 * target-reloc.h (Default_scan_relocatable_relocs): For each
901 function, map r_type == 0 to RELOC_DISCARD.
902
2756a258
CC		 9032008-12-10 Cary Coutant <ccoutant@google.com>
904
905 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
906 object to override a kept COMDAT group from a plugin object.
907
bb6f53d3
ILT		 9082008-12-09 Ian Lance Taylor <iant@google.com>
909
fbc558e1
ILT		 910 PR 7088
911 * yyscript.y (file_cmd): Handle INPUT.
912
bb6f53d3
ILT		 913 * testsuite/initpri1.c: Change all declarations to be full
914 prototypes by adding void, to avoid compiler warnings.
915
4674ecfc
CC		 9162008-12-05 Rafael Avila de Espindola <espindola@google.com>
917
918 * options.cc (General_options::parse_plugin_opt): New.
919 (General_options::add_plugin): The argument now is just the filename.
920 (General_options::add_plugin_option): New.
921 * options.h (plugin_opt): New.
922 (add_plugin): Change argument name.
923 (add_plugin_option): New.
924 * plugin.cc (Plugin::load): Don't parse the plugin option.
925 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
926 (Plugin::add_option): New.
927 (Plugin::args_): Change type.
928 (Plugin::filename_): New.
929 (Plugin_manager::add_plugin_option): New.
930 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
931 * testsuite/Makefile.in: Regenerate.
932
fd06b4aa
CC		 9332008-12-05 Cary Coutant <ccoutant@google.com>
934
935 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
936 Handle --strip-lto-sections option.
937 * options.h (strip_lto_sections): New option.
938
6c52134c
CC		 9392008-12-01 Cary Coutant <ccoutant@google.com>
940
941 * plugin.cc (ld_plugin_message): Change format parameter to const.
942 Fix mismatch between new[] and delete.
943
a45248e0
CC		 9442008-11-14 Cary Coutant <ccoutant@google.com>
945
946 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
947 instead of -1U.
948
c82fbeee
CS		 9492008-11-05 Craig Silverstein <csilvers@google.com>
950
951 * options.cc (General_options::parse_dynamic_list): New function.
952 * options.h (General_options): New flags dynamic_list,
953 dynamic_list_data, dynamic_list_cpp_new, and
954 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
955 (General_options::in_dynamic_list): New function.
956 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
957 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
958 (Lex::can_continue_name): Likewise.
959 (yylex): Likewise.
960 (read_script_file): New parameter script_options.
961 (read_dynamic_list): New function.
962 (Script_options::define_dynamic_list): New function.
963 (dynamic_list_keyword_parsecodes): New variable.
964 (dynamic_list_keywords): New variable.
965 * script.h (Script_options::define_dynamic_list): New function
966 prototype.
967 (read_dynamic_list): New function prototype.
968 * symtab.cc (strprefix): New macro.
969 (Symbol::should_add_dynsym_entry): Support dynamic_list,
970 dynamic_list_data, dynamic_list_cpp_new, and
971 dynamic_list_cpp_typeinfo.
972 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
973 (dynamic_list_expr): New rule.
974 (dynamic_list_nodes): Likewise.
975 (dynamic_list_node): Likewise.
976 * testsuite/Makefile.am (dynamic_list): New test.
977 * testsuite/Makefile.in: Regenerated.
978 * testsuite/dynamic_list.t: New file.
979 * testsuite/dynamic_list.sh: New file.
980
e0bb29a5
CS		 9812008-11-05 Craig Silverstein <csilvers@google.com>
982
983 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
984 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
985 (t11_last): Likewise.
986 * testsuite/ver_test_6.c (main): Likewise.
987
4e1e25e0
CC		 9882008-10-07 Cary Coutant <ccoutant@google.com>
989
990 * options.c (General_options::finalize): Add check for -static and
991 -shared.
992 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
993 is not empty.
994
92f03fcb
CC		 9952008-10-02 Cary Coutant <ccoutant@google.com>
996
997 * plugin.cc (make_sized_plugin_object): Fix conditional
998 compilation to work when not all targets are enabled.
999
fbd8a257
CC		 10002008-09-29 Cary Coutant <ccoutant@google.com>
1001
1002 * archive.cc (Archive::get_file_and_offset): Use filename instead
1003 of name to get library path.
1004 (Archive::include_member): Unlock external member of a thin archive.
1005
1006 * testsuite/Makefile.am (TEST_AR): New variable.
1007 (thin_archive_test_1): New test.
1008 (thin_archive_test_2): New test.
81636b3f
CC		 1009 * testsuite/Makefile.in: Regenerate.
1010 * testsuite/thin_archive_main.cc: New file.
1011 * testsuite/thin_archive_test_1.cc: New file.
1012 * testsuite/thin_archive_test_2.cc: New file.
1013 * testsuite/thin_archive_test_3.cc: New file.
1014 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 1015
eff45813
CC		 10162008-09-29 Cary Coutant <ccoutant@google.com>
1017
1018 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
1019 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
1020 instead of -1U.
1021 (Sized_relobj::do_finalize_local_symbols): Likewise.
1022 (Sized_relobj::map_to_kept_section): Likewise.
1023 * object.h (Sized_relobj::invalid_address): New constant.
1024 (Sized_relobj::do_output_section_offset): Check for invalid_address
1025 and return -1ULL.
1026 * output.cc (Output_reloc::local_section_offset): Use constant
1027 invalid_address instead of -1U.
1028 (Output_reloc::get_address): Likewise.
1029 (Output_section::output_address): Change -1U to -1ULL.
1030 * output.h (Output_reloc::invalid_address): New constant.
1031 * reloc.cc (Sized_relobj::write_sections): Use constant
1032 invalid_address instead of -1U.
1033 (Sized_relobj::relocate_sections): Likewise.
1034 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
1035 values for merge sections.
1036 * target-reloc.h (relocate_for_relocatable): Use constant
1037 invalid_address instead of -1U.
1038
89fc3421
CC		 10392008-09-19 Cary Coutant <ccoutant@google.com>
1040
1041 Add plugin functionality for link-time optimization (LTO).
1042 * configure.ac (plugins): Add --enable-plugins option.
1043 * configure: Regenerate.
1044 * config.in: Regenerate.
1045 * Makefile.am (LIBDL): New variable.
1046 (CCFILES): Add plugin.cc.
1047 (HFILES): Add plugin.h.
1048 (ldadd_var): Add LIBDL.
1049 * Makefile.in: Regenerate.
1050
1051 * archive.cc: Include "plugin.h".
1052 (Archive::setup): Don't preread archive symbols when using a plugin.
1053 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1054 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1055 files.
1056 (Archive::include_member): Add symbols from plugin objects.
1057 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1058 * descriptors.cc (Descriptors::open): Check for file descriptors
1059 abandoned by plugins.
1060 (Descriptors::claim_for_plugin): New function.
1061 * descriptors.h (Descriptors::claim_for_plugin): New function.
1062 (Open_descriptor::is_claimed): New field.
1063 (claim_descriptor_for_plugin): New function.
1064 * fileread.cc (File_read::claim_for_plugin): New function.
1065 * fileread.h (File_read::claim_for_plugin): New function.
1066 (File_read::descriptor): New function.
1067 * gold.cc: Include "plugin.h".
1068 (queue_initial_tasks): Add task to call plugin hooks for generating
1069 new object files.
1070 * main.cc: Include "plugin.h".
1071 (main): Load plugin libraries.
1072 * object.h (Pluginobj): Declare.
1073 (Object::pluginobj): New function.
1074 (Object::do_pluginobj): New function.
1075 (Object::set_target): New function.
1076 * options.cc: Include "plugin.h".
1077 (General_options::parse_plugin): New function.
1078 (General_options::General_options): Initialize plugins_ field.
1079 (General_options::add_plugin): New function.
1080 * options.h (Plugin_manager): Declare.
1081 (General_options): Add --plugin option.
1082 (General_options::has_plugins): New function.
1083 (General_options::plugins): New function.
1084 (General_options::add_plugin): New function.
1085 (General_options::plugins_): New field.
1086 * plugin.cc: New file.
1087 * plugin.h: New file.
1088 * readsyms.cc: Include "plugin.h".
1089 (Read_symbols::do_read_symbols): Check for archive before checking
1090 for ELF file. Call plugin hooks to claim files.
1091 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1092 from a real object file; force override when processing replacement
1093 files.
1094 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1095 (Symbol::init_base_object): Likewise.
1096 (Symbol::init_base_output_data): Likewise.
1097 (Symbol::init_base_output_segment): Likewise.
1098 (Symbol::init_base_constant): Likewise.
1099 (Symbol::init_base_undefined): Likewise.
1100 (Symbol::output_section): Assert that object is not a plugin.
1101 (Symbol_table::add_from_pluginobj): New function.
1102 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1103 undefined.
1104 (Symbol_table::sized_write_globals): Likewise.
1105 (Symbol_table::add_from_pluginobj): Instantiate template.
1106 * symtab.h (Sized_pluginobj): Declare.
1107 (Symbol::in_real_elf): New function.
1108 (Symbol::set_in_real_elf): New function.
1109 (Symbol::in_real_elf_): New field.
1110 (Symbol_table::add_from_pluginobj): New function.
1111
1112 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1113 (LIBDL): New variable.
1114 (LDADD): Add LIBDL.
1115 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1116 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1117 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1118 (MOSTLYCLEANFILES): Likewise.
1119 * testsuite/Makefile.in: Regenerate.
1120 * testsuite/plugin_test.c: New file.
1121 * testsuite/plugin_test_1.sh: New file.
1122 * testsuite/plugin_test_2.sh: New file.
1123
de31bda5
ILT		 11242008-09-16 Ian Lance Taylor <iant@google.com>
1125
9c2d0ef9
ILT		 1126 * target-reloc.h (relocate_section): Check whether a symbol is
1127 defined by the ABI before reporting an undefined symbol error.
1128 * target.h (Target::is_defined_by_abi): Make parameter const.
1129 (Target::do_is_defined_by_abi): Likewise.
1130 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1131 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1132 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1133 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1134 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1135 * testsuite/Makefile.in: Rebuild.
1136
de31bda5
ILT		 1137 * fileread.cc (make_view): Add casts to avoid warning.
1138
9fa33bee
AO		 11392008-09-16 Alexandre Oliva <aoliva@redhat.com>
1140
1141 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1142 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1143
183fd0e3
AO		 11442008-09-16 Alexandre Oliva <aoliva@redhat.com>
1145
1146 * options.h (General_options::output_is_executable): New.
1147 (General_options::output_is_pie): New.
1148 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1149 for shared libraries.
1150 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1151
7be8330a
CD		 11522008-09-11 Chris Demetriou <cgd@google.com>
1153
1154 * options.h (origin): New -z option.
1155 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1156 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1157 in DT_FLAGS_1.
1158
a9caad02
CC		 11592008-09-05 Cary Coutant <ccoutant@google.com>
1160
1161 * fileread.cc (File_read::make_view): Add check for attempt to map
1162 beyond end of file.
1163
ae6dce4d
CC		 11642008-09-05 Cary Coutant <ccoutant@google.com>
1165
1166 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1167 explicit instantiations.
1168
d7ab2a47
KVH		 11692008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1170
1171 PR gold/6858
1172 * options.cc (General_options::finalize): Allow undefined symbols
1173 in shlibs if linking -shared.
1174
1175 PR gold/6859
1176 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1177 symbols as not needing a dynsym entry.
1178
1e52a9c1
CS		 11792008-08-20 Craig Silverstein <csilvers@google.com>
1180
1181 * fileread.cc (File_read::open): Do not lock the file unless it
1182 was successfully opened.
1183
d85c80a3
CC		 11842008-08-14 Cary Coutant <ccoutant@google.com>
1185
1186 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1187 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1188 * testsuite/tls_test.cc (struct int128): 128-bit struct
1189 for testing TLS relocs with non-zero addend.
1190 (v12): New TLS variable.
1191 (t12): New test.
1192 (t_last): Add check for v12.
1193 * testsuite/tls_test.h (t12): New function.
1194 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1195
2d924fd9
ILT		 11962008-08-13 Ian Lance Taylor <iant@google.com>
1197
1198 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1199 set tls_segment_ or relro_segment_.
1200 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1201 when appropriate.
1202 * output.h (Output_section::clear_is_relro): New function.
1203 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1204 sections specially even when output_data_ is empty.
1205 (Output_segment::maximum_alignment): When first section is relro,
1206 only force alignment for PT_LOAD segments.
1207 * script.cc (script_data_segment_align): New function.
1208 (script_data_segment_relro_end): New function.
1209 * script-c.h (script_data_segment_align): Declare.
1210 (script_data_segment_relro_end): Declare.
1211 * script-sections.h (class Script_sections): Declare
1212 data_segment_align and data_segment_relro_end. Add fields
1213 segment_align_index_ and saw_relro_end_.
1214 * script-sections.cc (class Sections_element): Add set_is_relro
1215 virtual function. Add new bool* parameter to place_orphan_here.
1216 Add get_output_section virtual function.
1217 (class Output_section_definition): Add set_is_relro. Add new
1218 bool* parameter to place_orphan_here. Add get_output_section.
1219 Add is_relro_ field.
1220 (Output_section_definition::Output_section_definition): Initialize
1221 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1222 and is_relro_ fields.
1223 (Output_section_definition::place_orphan_here): Add is_relro
1224 parameter.
1225 (Output_section_definition::set_section_addresses): Set relro for
1226 output section.
1227 (Output_section_definition::alternate_constraint): Likewise.
1228 (class Orphan_output_section): Add new bool* parameter to
1229 place_orphan_here. Add get_output_section.
1230 (Orphan_output_section::place_orphan_here): Add is_relro
1231 parameter.
1232 (Script_sections::Script_sections): Initialize
1233 data_segment_align_index_ and saw_relro_end_.
1234 (Script_sections::data_segment_align): New function.
1235 (Script_sections::data_segment_relro_end): New function.
1236 (Script_sections::place_orphan): Set or clear is_relro.
1237 (Script_sections::set_section_addresses): Force alignment of first
1238 TLS section.
1239 * yyscript.y (exp): Call script_data_segment_align and
1240 script_data_segment_relro_end.
1241 * testsuite/relro_script_test.t: New file.
1242 * testsuite/relro_test.cc (using_script): Declare.
1243 (t1, t2): Test using_script.
1244 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1245 (relro_script_test_SOURCES): Define.
1246 (relro_script_test_DEPENDENCIES): Define.
1247 (relro_script_test_LDFLAGS): Define.
1248 (relro_script_test_LDADD): Define.
1249 (relro_script_test.so): New target.
1250 * testsuite/Makefile.in: Rebuild.
1251
f827c9a9
CC		 12522008-08-06 Cary Coutant <ccoutant@google.com>
1253
1254 * archive.cc (Archive::total_archives, Archive::total_members)
1255 (Archive::total_members_loaded): New variables.
1256 (Archive::setup): Add parameter. Add option to preread
1257 archive symbols.
1258 (Archive::read_armap): Add counter.
1259 (Archive::get_file_and_offset): New function.
1260 (Archive::get_elf_object_for_member): New function.
1261 (Archive::read_all_symbols): New function.
1262 (Archive::read_symbols): New function.
1263 (Archive::add_symbols): Add counters.
1264 (Archive::include_all_members): Use armap to find members if it's
1265 already built.
1266 (Archive::include_member): Skip reading symbols if already read.
1267 Factored code into Archive::get_file_and_offset and
1268 Archive::get_elf_object_for_member. Changed call to
1269 Mapfile::report_include_archive_member.
1270 (Archive::print_stats): New function.
1271 * archive.h: Declare Object and Read_symbols_data classes.
1272 (Archive::Archive): Add initializers for new members.
1273 (Archive::setup): Add parameter.
1274 (Archive::print_stats): New function.
1275 (Archive::total_archives, Archive::total_members)
1276 (Archive::total_members_loaded): New variables.
1277 (Archive::get_file_and_offset): New function.
1278 (Archive::get_elf_object_for_member): New function.
1279 (Archive::read_all_symbols): New function.
1280 (Archive::read_symbols): New function.
1281 (Archive::Archive_member): New class.
1282 (Archive::members_): New member.
1283 (Archive::num_members_): New member.
1284 * main.cc: Include archive.h.
1285 (main): Call Archive::print_stats.
1286 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1287 archive parameter; member_name is now the fully-decorated name.
1288 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1289 * options.h: (General_options): Add --preread-archive-symbols option.
1290 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1291 Archive::setup.
1292
de4c45bd
ILT		 12932008-08-04 Ian Lance Taylor <iant@google.com>
1294
1295 * symtab.h (Symbol::use_plt_offset): New function.
1296 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1297 * powerpc.cc (Relocate::relocate): Likewise.
1298 * sparc.cc (Relocate::relocate): Likewise.
1299 * x86_64.cc (Relocate::relocate): Likewise.
1300 * testsuite/weak_plt.sh: New test.
1301 * testsuite/weak_plt_main.cc: New test.
1302 * testsuite/weak_plt_shared.cc: New test.
1303 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1304 (check_PROGRAMS): Add weak_plt.
1305 (check_DATA): Add weak_plt_shared.so.
1306 (weak_plt_main_pic.o, weak_plt): New targets.
1307 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1308 * testsuite/Makefile.in: Rebuild.
1309
1310 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1311 gcctestdir/ld.
1312 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1313 * testsuite/Makefile.in: Rebuild.
1314
323ee3f4
AM		 13152008-08-04 Alan Modra <amodra@bigpond.net.au>
1316
1317 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1318 * Makefile.in: Regenerate.
1319 * po/POTFILES.in: Regenerate.
1320
7c07ecec
ILT		 13212008-07-29 Ian Lance Taylor <iant@google.com>
1322
1323 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1324 symbols before other symbols.
1325 * testsuite/script_test_2.cc (test_addr): Declare.
1326 (test_addr_alias): Declare.
1327 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1328 values.
7c07ecec
ILT		 1329 * testsuite/script_test_2.t: Define test_addr_alias and
1330 test_addr.
1331
5778530e
ILT		 13322008-07-24 Ian Lance Taylor <iant@google.com>
1333
2a00e4fb
ILT		 1334 PR 5990
1335 * descriptors.cc: New file.
1336 * descriptors.h: New file.
1337 * gold-threads.h (class Hold_optional_lock): New class.
1338 * fileread.cc: Include "descriptors.h".
1339 (File_read::~File_read): Release descriptor rather than closing
1340 it.
1341 (File_read::open) [file]: Call open_descriptor rather than open.
1342 Set is_descriptor_opened_.
1343 (File_read::open) [memory]: Assert that descriptor is not open.
1344 (File_read::reopen_descriptor): New function.
1345 (File_read::release): Release descriptor.
1346 (File_read::do_read): Make non-const. Reopen descriptor.
1347 (File_read::read): Make non-const.
1348 (File_read::make_view): Reopen descriptor.
1349 (File_read::do_readv): Likewise.
1350 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1351 Update declarations.
1352 * layout.cc: Include "descriptors.h".
1353 (Layout::create_build_id): Use open_descriptor rather than open.
1354 * output.cc: Include "descriptors.h".
1355 (Output_file::open): Use open_descriptor rather than open.
1356 * archive.cc (Archive::const_iterator): Change Archive to be
1357 non-const.
1358 (Archive::begin, Archive::end): Make non-const.
1359 (Archive::count_members): Likewise.
1360 * archive.h (class Archive): Update declarations.
1361 * object.h (Object::read): Make non-const.
1362 * Makefile.am (CCFILES): Add descriptors.cc.
1363 (HFILES): Add descriptors.h.
1364 * Makefile.in: Rebuild.
1365
801647d1
ILT		 1366 PR 6716
1367 * gold.h: Always include <clocale>. Add Solaris workarounds
1368 following code in binutils/sysdep.h.
1369
5edd166e
ILT		 1370 PR 6048
1371 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1372 this->eh_frame_hdr_ is NULL before using it.
1373
c89ad728
ILT		 1374 * dynobj.cc (Versions::Versions): Update comment.
1375
aa86f06b
ILT		 1376 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1377 the base version name.
1378
5778530e
ILT		 1379 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1380 array size plus one.
1381 (Stringpool_template::set_string_offsets): Subtract one from key
1382 before using it as an array index.
1383 (Stringpool_template::get_offset_with_length): Likewise.
1384 (Stringpool_template::write_to_buffer): Likewise.
1385 * stringpool.h (Stringpool_template::get_offset_from_key):
1386 Likewise.
1387
057ead22
ILT		 13882008-07-23 Ian Lance Taylor <iant@google.com>
1389
7f649c59
ILT		 1390 PR 6658
1391 * object.h (Merged_symbol_value::value): Do our best to handle a
1392 negative addend.
1393
057ead22
ILT		 1394 PR 6647
1395 * script.cc (Version_script_info::get_versions): Don't add empty
1396 version tag to return value.
1397 (Version_script_info::get_symbol_version_helper): Change return
1398 type to bool. Add pversion parameter. Change all callers.
1399 (script_register_vers_node): Don't require a non-NULL tag.
1400 * script.h (class Version_script_info): Update declarations.
1401 (Version_script_info::get_symbol_version): Change return type to
1402 bool. Add version parameter. Change all callers.
1403 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1404 handling. Handle an empty version from a version script.
1405 (Symbol_table::define_special_symbol): Likewise.
1406 * testsuite/ver_test_10.script: New file.
1407 * testsuite/ver_test_10.sh: New file.
1408 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1409 (check_DATA): Add ver_test_10.syms.
1410 (ver_test_10.syms, ver_test_10.so): New target.
1411 * testsuite/Makefile.in: Rebuild.
1412
58e54ac2
CD		 14132008-07-23 Simon Baldwin <simonb@google.com>
1414
1415 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1416 to zero for undefined symbols from dynamic libraries.
1417
95d14cd3
ILT		 14182008-07-23 Ian Lance Taylor <iant@google.com>
1419
1420 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1421 Change all callers.
1422 * symtab.h (class Symbol_table): Update declaration.
1423 * testsuite/ver_test_9.cc: New file.
1424 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1425 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1426 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1427 (ver_test_9.so, ver_test_9.o): New targets.
1428 * testsuite/Makefile.in: Rebuild.
1429
92de84a6
ILT		 14302008-07-22 Ian Lance Taylor <iant@google.com>
1431
34810851
ILT		 1432 * options.h (class General_options): Define --check-sections.
1433 * layout.cc (Layout::set_segment_offsets): Handle
1434 --check-sections.
1435
af6156ef
ILT		 1436 * options.h (class General_options): Define -n/--nmagic and
1437 -N/--omagic.
1438 * options.cc (General_options::finalize): For -n/--nmagic or
1439 -N/--omagic, set -static.
1440 * layout.cc (Layout::attach_allocated_section_to_segment): If
1441 -N/--omagic, don't put read-only and read-write sections in
1442 different segments.
1443 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1444 finding a read-only segment.
1445 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1446 don't set the minimum segment alignment to the common page size,
1447 and don't set the file offset to the address modulo the page size.
1448 * script-sections.cc (Script_sections::create_segments): If
1449 -n/--omagic, don't put read-only and read-write sections in
1450 different segments.
1451
92de84a6
ILT		 1452 * cref.cc: New file.
1453 * cref.h: New file.
1454 * options.h (class General_options): Add --print-symbol-counts.
1455 * main.cc (main): Issue defined symbol report if requested.
1456 * archive.cc (Archive::interpret_header): Make into a const member
1457 function.
1458 (Archive::add_symbols): Call Input_objects::archive_start and
1459 archive_stop.
1460 (Archive::const_iterator): Define new class.
1461 (Archive::begin, Archive::end): New functions.
1462 (Archive::include_all_members): Rewrite to use iterator.
1463 (Archive::count_members): New function.
1464 * archive.h (class Archive): Update declarations.
1465 (Archive::filename): New function.
1466 * object.cc: Include "cref.h".
1467 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1468 (Sized_relobj::do_get_global_symbol_counts): New function.
1469 (Input_objects::add_object): Add object to cross-referencer.
1470 (Input_objects::archive_start): New function.
1471 (Input_objects::archive_stop): New function.
1472 (Input_objects::print_symbol_counts): New function.
1473 * object.h: Declare Cref and Archive.
1474 (Object::get_global_symbol_counts): New function.
1475 (Object::do_get_global_symbol_counts): New pure virtual function.
1476 (class Sized_relobj): Add defined_count_ field. Update
1477 declarations.
1478 (class Input_objects): Add cref_ field. Update constructor.
1479 Update declarations.
1480 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1481 defined_count_.
1482 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1483 symbol counts.
1484 (Sized_dynobj::do_get_global_symbol_counts): New function.
1485 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1486 defined_count_. Update declarations. Define Symbols typedef.
1487 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1488 parameter. Change all callers.
1489 (Symbol_table::add_from_dynobj): Add sympointers and defined
1490 parameters. Change all callers.
1491 * symtab.h (class Symbol_table): Update declarations.
1492 * Makefile.am (CCFILES): Add cref.cc.
1493 (HFILES): Add cref.h.
1494 * Makefile.in: Rebuild.
1495
3f7c5e1d
CD		 14962008-07-22 Simon Baldwin <simonb@google.com>
1497
1498 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1499 to zero when writing undefined symbols.
1500
e0b64032
ILT		 15012008-07-22 Ian Lance Taylor <iant@google.com>
1502
1503 * output.cc (Output_section::add_input_section): Don't try to
1504 merge empty merge sections.
1505
096b02cf
CS		 15062008-07-21 Craig Silverstein <csilvers@google.com>
1507
1508 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1509 Include symbol version in error message.
cd536b21 1510
1d1f116d
CD		 15112008-07-20 Chris Demetriou <cgd@google.com>
1512
cd536b21 1513 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1514 (RANDOM_SEED_CFLAGS): New substituted variable.
1515 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1516 * configure: Rebuild.
1517 * Makefile.in: Likewise.
1518 * testsuite/Makefile.in: Likewise.
1519
a18f591e
ILT		 15202008-07-18 Ian Lance Taylor <iant@google.com>
1521
1522 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1523 where we see NAME/NULL and NAME/VERSION as separate symbols.
1524 * testsuite/ver_test_main.cc (main): Call t4.
1525 (t4, t4_2a): Define.
1526 * testsuite/ver_test_2.cc (t4_2): Define.
1527 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1528 * testsuite/ver_test_4.cc (t4_2a): Define.
1529 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1530 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1531
c6e3f6ed
ILT		 15322008-07-17 Ian Lance Taylor <iant@google.com>
1533
1534 * dynobj.cc (Versions::add_def): If we give an error about a
1535 missing version, go ahead and create the version anyhow.
1536
ef9beddf
ILT		 15372008-07-10 Ian Lance Taylor <iant@google.com>
1538
1539 Handle output sections with more than 0x7fffffff bytes.
1540 * object.h (class Relobj): Change map_to_output_ to
1541 output_sections_, and just keep a section pointer. Change all
1542 uses. Move comdat group support to Sized_relobj.
1543 (Relobj::is_section_specially_mapped): Remove.
1544 (Relobj::output_section): Remove poff parameter. Change all
1545 callers.
1546 (Relobj::output_section_offset): New function.
1547 (Relobj::set_section_offset): Rewrite.
1548 (Relobj::map_to_output): Remove.
1549 (Relobj::output_sections): New function.
1550 (Relobj::do_output_section_offset): New pure virtual function.
1551 (Relobj::do_set_section_offset): Likewise.
1552 (class Sized_relobj): Add section_offsets_ field. Add comdat
1553 group support from Relobj. Update declarations.
1554 (Sized_relobj::get_output_section_offset): New function.
1555 (Sized_relobj::do_output_section_offset): New function.
1556 (Sized_relobj::do_set_section_offset): New function.
1557 * object.cc (Relobj::output_section_address): Remove.
1558 (Sized_relobj::Sized_relobj): Initialize new fields.
1559 (Sized_relobj::include_section_group): Cast find_kept_object to
1560 Sized_relobj.
1561 (Sized_relobj::include_linkonce_section): Likewise.
1562 (Sized_relobj::do_layout): Use separate arrays for output section
1563 and output offset.
1564 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1565 output_sections.
1566 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1567 output_sections and section_offsets.
1568 (Sized_relobj::write_local_symbols): Likewise.
1569 (map_to_kept_section): Compute output address directly.
1570 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1571 output_sections and section_offsets.
1572 (Sized_relobj::write_sections): Likewise.
1573 (Sized_relobj::relocate_sections): Likewise.
1574 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1575 * output.h (class Output_reloc): Update declarations. Change
1576 u2_.relobj to Sized_relobj*.
1577 (class Output_data_reloc): Change add functions to use
1578 Sized_relobj*.
1579 * output.cc (Output_reloc::Output_reloc): Change relobj to
1580 Sized_relobj*.
1581 (Output_reloc::local_section_offset): Change return type to
1582 Elf_Addr. Use get_output_section_offset.
1583 (Output_reloc::get_address): Likewise.
1584 (Output_section::is_input_address_mapped): Don't call
1585 is_section_specially_mapped.
1586 (Output_section::output_offset): Likewise.
1587 (Output_section::output_address): Likewise.
1588 (Output_section::starting_output_address): Likewise.
1589 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1590 parameter to Sized_relobj*.
1591 (Copy_relocs::need_copy_reloc): Likewise.
1592 (Copy_relocs::save): Likewise.
1593 * copy-relocs.h (class Copy_relocs): Update declarations.
1594 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1595 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1596 * target-reloc.h (relocate_for_relocatable): Change
1597 offset_in_output_section type to Elf_Addr. Change code that uses
1598 it as well.
1599 * layout.cc (Layout::layout): Always set *off.
1600 * mapfile.cc (Mapfile::print_input_section): Use
1601 output_section_offset.
1602 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1603 Sized_relobj*.
1604 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1605 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1606 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1607
5cb66f97
ILT		 16082008-07-03 Ian Lance Taylor <iant@google.com>
1609
1610 * layout.cc (Layout::include_section): Do not discard unrecognized
1611 SHT_STRTAB sections.
1612
afe47622
CS		 16132008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1614
1615 * script.cc (Lex::can_continue_name): Make '?' allowable in
1616 version-script names.
1617 * testsuite/version_script.map: Change glob pattern to use '?'
1618
5adf9721
ILT		 16192008-06-30 Manish Singh <yosh@gimp.org>
1620
1621 PR 6585
1622 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1623 Correct typo.
1624
e6fde208
ILT		 16252008-06-30 Ian Lance Taylor <iant@google.com>
1626
1627 PR 6660
1628 PR 6682
1629 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1630 versions]: Don't try to read the value in the contents, since we
1631 don't use it. Use the template endianness when writing.
1632
3f2e6a2d
CC		 16332008-06-25 Cary Coutant <ccoutant@google.com>
1634
1635 * fileread.cc (File_read::make_view): Assert on zero-length view.
1636 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1637 symbol table when there are no symbols to read.
1638
c43d3a48
CS		 16392008-06-23 Craig Silverstein <csilvers@google.com>
1640
1641 * version.cc (version_string): Bump to 1.7
1642
5f494ea0
CS		 16432008-06-18 Craig Silverstein <csilvers@google.com>
1644
1645 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1646 constant 0xFFFF to type Valtype.
1647 (Powerpc_relocate_functions::rel16_ha): Likewise.
1648
c42e122e
ILT		 16492008-06-17 Ian Lance Taylor <iant@google.com>
1650
f34787f8
ILT		 1651 * output.h (Output_section::Input_section): Initialize p2align_ to
1652 zero for Output_section_data constructors.
1653 (Output_section::Input_section::addralign): If not an input
1654 section, return the alignment of the Output_section_data.
1655 * testsuite/copy_test.cc: New file.
1656 * testsuite/copy_test_1.cc: New file.
1657 * testsuite/copy_test_2.cc: New file.
1658 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1659 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1660 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1661 (copy_test_1_pic.o, copy_test_1.so): New targets.
1662 (copy_test_2_pic.o, copy_test_2.so): New targets.
1663 * testsuite/Makefile.in: Rebuild.
1664
c42e122e
ILT		 1665 * script-sections.cc (Script_sections::place_orphan): Initialize
1666 local variable exact.
1667
ce3ac18a
DE		 16682008-06-13 David Edelsohn <edelsohn@gnu.org>
1669
1670 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1671
42cacb20
DE		 16722008-06-12 David Edelsohn <edelsohn@gnu.org>
1673 David S. Miller <davem@davemloft.net>
1674
1675 * powerpc.cc: New file.
1676 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1677 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1678 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1679 * Makefile.in: Rebuild.
1680
7b308235
ILT		 16812008-06-09 Ian Lance Taylor <iant@google.com>
1682
1683 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1684 <exception>.
1685 (throwing, orig_terminate): New static variables.
1686 (terminate_handler): New static function.
1687 (t2): Set terminate handler.
1688
f0b886e3
ILT		 16892008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1690
1691 PR 6584
cd536b21 1692 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1693 alignment.
1694
3e90f135
CC		 16952008-05-30 Cary Coutant <ccoutant@google.com>
1696
1697 * archive.cc (Archive::include_all_members) Correct to step
1698 over symbol table and extended name table in thin archives.
1699
e09ad04a
ILT		 17002008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1701
1702 PR 6407
1703 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1704 calculation.
1705
62b01cb5
ILT		 17062008-05-28 Caleb Howe <cshowe@google.com>
1707
1708 * reduced_debug_output.cc: New file.
1709 * reduced_debug_output.h: New file.
92de84a6 1710 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1711 * options.cc (General_options::finalize): Add strip_debug_non_line
1712 to the strip heirarchy.
1713 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1714 fields.
1715 * layout.cc: Include "reduced_debug_output.h".
1716 (Layout::Layout): Initialize new fields.
1717 (line_only_debug_sections): New static array.
1718 (is_lines_only_debug_sections): New static inline function.
1719 (Layout::include_section): Handle --strip-debug-non-line.
1720 (Layout::make_output_section): If --strip-debug-non-line, build
1721 new output sections for .debug_abbrev and .debug_info.
1722 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1723 gold. Warn about possible overflow.
1724 (read_signed_LEB_128): Likewise.
1725 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1726 (read_signed_LEB_128): Declare.
1727 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1728 (HFILES): Add reduced_debug_output.h.
1729 * Makefile.in: Rebuild.
1730
7d9e3d98
ILT		 17312008-05-21 Ian Lance Taylor <iant@google.com>
1732
1733 * mapfile.cc: New file.
1734 * mapfile.h: New file.
1735 * options.h (class General_options): Add -M/--print-map and -Map.
1736 * options.cc (General_options::finalize): Make -M equivalent to
1737 -Map -.
1738 * main.cc: Include <cstdio> and "mapfile.h".
1739 (main): Open mapfile if requested.
1740 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1741 constructor. Change caller.
1742 (queue_initial_tasks): Add mapfile parameter. Change caller.
1743 (queue_middle_tasks): Likewise.
1744 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1745 declarations.
1746 * archive.cc: Include "mapfile.h".
1747 (Archive::add_symbols): Add mapfile parameter. Change all
1748 callers. Pass mapfile, symbol, and reason to include_member.
1749 (Archive::include_all_members): Add mapfile parameter. Change all
1750 callers.
1751 (Archive::include_member): Add mapfile, sym, and why parameters.
1752 Change all callers. Report inclusion to map file.
1753 * archive.h: Include "fileread.h".
1754 (class Archive): Update declarations.
1755 (Archive::file): New const method.
1756 (class Add_archive_symbols): Add mapfile_ field. Update
1757 constructor. Change all callers.
1758 * readsyms.h (class Read_symbols): Likewise.
1759 (class Finish_group): Likewise.
1760 (class Read_script): Likewise.
1761 * common.cc: Include "mapfile.h".
1762 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1763 all callers.
1764 (Symbol_table::do_allocate_commons): Likewise.
1765 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1766 symbol allocation to mapfile.
1767 * common.h (class Allocate_commons_task): Add mapfile_ field.
1768 Update constructor. Change all callers.
1769 * symtab.h (class Symbol_table): Update declarations.
1770 * layout.cc: Include "mapfile.h".
1771 (Layout_task_runner::run): Print information to mapfile.
1772 (Layout::create_gold_note): Change Output_data_fixed_space to
1773 Output_data_zero_fill.
1774 (Layout::create_build_id): Likewise.
1775 (Layout::print_to_mapfile): New function.
1776 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1777 constructor. Change caller.
1778 (class Layout): Declare print_to_mapfile.
1779 * output.cc (Output_section::Input_section::print_to_mapfile): New
1780 function.
1781 (Output_section::add_input_section): If producing a map, always
1782 add to input_sections_ list.
1783 (Output_section::do_print_to_mapfile): New function.
1784 (Output_segment::print_sections_to_mapfile): New function.
1785 (Output_segment::print_section_list_to_mapfile): New function.
1786 * output.h: Include "mapfile.h".
1787 (Output_data::print_to_mapfile): New function.
1788 (Output_data::do_print_to_mapfile): New virtual function.
1789 (Output_segment_headers::do_print_to_mapfile): New function.
1790 (Output_file_header::do_print_to_mapfile): New function.
1791 (Output_data_const::do_print_to_mapfile): New function.
1792 (class Output_data_const_buffer): Add map_name_ field. Update
1793 constructor. Change all callers. Add do_print_to_mapfile
1794 function.
1795 (class Output_data_fixed_space): Likewise.
1796 (class Output_data_space): Likewise.
1797 (class Output_data_zero_fill): New class.
1798 (Output_data_strtab::do_print_to_mapfile): New function.
1799 (Output_data_reloc_base::do_print_to_mapfile): New function.
1800 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1801 (Output_data_group::do_print_to_mapfile): New function.
1802 (Output_data_got::do_print_to_mapfile): New function.
1803 (Output_data_dynamic::do_print_to_mapfile): New function.
1804 (Output_symtab_xindex::do_print_to_mapfile): New function.
1805 (class Output_section): Declare do_print_to_mapflie. Declare
1806 print_to_mapfile in Input_section.
1807 (class Output_segment): Declare new functions.
1808 * object.h (Sized_relobj::symbol_count): New function.
1809 * script-sections.cc
1810 (Output_section_element_dot_assignment::set_section_addresses):
1811 Change Output_data_fixed_space to Output_data_zero_fill.
1812 (Output_data_expression::do_print_to_mapfile): New function.
1813 * script.cc (read_input_script): Add mapfile parameter. Change
1814 all callers.
1815 * script.h (read_input_script): Update declaration.
1816 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1817 (Eh_frame::do_print_to_mapfile): New function.
1818 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1819 (Output_merge_string::do_print_to_mapfile): New function.
1820 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1821 function.
1822 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1823 function.
1824 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1825 function.
1826 * Makefile.am (CCFILES): Add mapfile.cc.
1827 (HFILES): Add mapfile.h.
1828 * Makefile.in: Rebuild.
1829
9f1d377b
ILT		 18302008-05-19 Ian Lance Taylor <iant@google.com>
1831
1832 * options.h (class General_options): Add -z relro.
1833 * layout.cc (Layout::Layout): Initialize relro_segment_.
1834 (Layout::add_output_section_data): Return the output section.
1835 (Layout::make_output_section): Rcognize relro sections and mark
1836 them appropriately.
1837 (Layout::attach_allocated_section_to_segment): Put relro sections
1838 in a PT_GNU_RELRO segment.
1839 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1840 section as relro.
1841 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1842 PT_TLS segments.
1843 (Layout::linkonce_mapping): Map d.rel.ro.local to
1844 .data.rel.ro.local.
1845 (Layout::output_section_name): Us .data.rel.ro.local for any
1846 section which begins with that.
1847 * layout.h (class Layout): Update add_output_section_data
1848 declaration. Add relro_segment_ field.
1849 * output.cc (Output_section::Output_section): Initialize is_relro_
1850 and is_relro_local_ fields.
1851 (Output_segment::add_output_section): Group relro sections.
1852 (Output_segment::is_first_section_relro): New function.
1853 (Output_segment::maximum_alignment): If there is a relro section,
1854 align the segment to the common page size.
1855 (Output_segment::set_section_addresses): Track whether we are
1856 looking at relro sections. If the last section is a relro
1857 section, align to the common page size.
1858 (Output_segment::set_section_list_addresses): Add in_relro
1859 parameter. Change all callers. Align to the page size when
1860 moving from relro to non-relro section.
1861 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1862 segment.
1863 * output.h (class Output_section): Add is_relro_ and
1864 is_relro_local_ fields.
1865 (Output_section::is_relro): New function.
1866 (Output_section::set_is_relro): New function.
1867 (Output_section::is_relro_local): New function.
1868 (Output_section::set_is_relro_local): New function.
1869 (class Output_segment): Update declarations.
1870 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1871 * sparc.cc (Target_sparc::got_section): Likewise.
1872 * x86_64.cc (Target_x86_64::got_section): Likewise.
1873 * testsuite/relro_test_main.cc: New file.
1874 * testsuite/relro_test.cc: New file.
1875 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1876 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1877 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1878 (relro_test.so, relro_test_pic.o): New targets.
1879 * testsuite/Makefile.in: Rebuild.
1880
a984ee1d
ILT		 18812008-05-16 Ian Lance Taylor <iant@google.com>
1882
01676dcd
ILT		 1883 * output.cc (Output_segment::add_output_section): Remove front
1884 parameter.
1885 * output.h (class Output_segment): Remove
1886 add_initial_output_section and overloaded add_output_section.
1887 Update declaration of remaining add_output_section.
1888 * layout.cc (Layout::create_interp): Call add_output_section
1889 rather than add_initial_output_section.
1890 (Layout::finish_dynamic_section): Likewise.
1891
497897f9
ILT		 1892 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1893 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1894 know the dynamic type.
1895 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1896 field. Initialize it in constructor.
1897 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1898 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1899 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1900 reloc.
1901
a984ee1d
ILT		 1902 * output.cc (Output_reloc::get_address): Change return type to
1903 Elf_Addr.
1904 * output.h (class Output_reloc): Update get_address declaration.
1905 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1906 for section addresses.
1907
55ba0940
ILT		 19082008-05-09 Ian Lance Taylor <iant@google.com>
1909
1910 PR 6493
1911 * gold.cc (gold_nomem): Use return value of write.
1912
75517b77
ILT		 19132008-05-08 Ian Lance Taylor <iant@google.com>
1914
1915 * symtab.c (Symbol::init_base_output_data): Add version
1916 parameter. Change all callers.
1917 (Symbol::init_base_output_segment): Likewise.
1918 (Symbol::init_base_constant): Likewise.
1919 (Symbol::init_base_undefined): Likewise.
1920 (Sized_symbol::init_output_data): Likewise.
1921 (Sized_symbol::init_output_segment): Likewise.
1922 (Sized_symbol::init_constant): Likewise.
1923 (Sized_symbol::init_undefined): Likewise.
1924 (Symbol_table::do_define_in_output_data): If the new symbol has a
1925 version, mark it as the default.
1926 (Symbol_table::do_define_in_output_segment): Likewise.
1927 (Symbol_table::do_define_as_constant): Likewise.
1928 * symtab.h (class Symbol): Update declarations.
1929 (class Sized_symbol): Likewise.
1930 * resolve.cc (Symbol::override_version): New function.
c42e122e 1931 (Symbol::override_base): Call override_version.
75517b77
ILT		 1932 (Symbol::override_base_with_special): Likewise.
1933 * testsuite/ver_script_8.script: New file.
1934 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1935 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1936 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1937 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1938
f1f70eae
ILT		 19392008-05-06 Ian Lance Taylor <iant@google.com>
1940
f3e9c5c5
ILT		 1941 PR 6049
1942 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1943 functions.
1944 (class General_options): Remove existing --undefined, and add
1945 --no-undefined instead. Add new --undefined as synonym for -u.
1946 * archive.cc (Archive::add_symbols): Check whether symbol was
1947 named with -u.
1948 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1949 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1950 all uses. Add IS_UNDEFINED. Update declarations to split
1951 different versions of init_base. Declare init_base_undefined.
1952 (Symbol::is_defined): Handle IS_UNDEFINED.
1953 (Symbol::is_undefined): Likewise.
1954 (Symbol::is_weak_undefined): Call is_undefined.
1955 (Symbol::is_absolute): Handle IS_CONSTANT.
1956 (class Sized_symbol): Update declarations to split different
1957 versions of init. Declare init_undefined.
1958 (class Symbol_table): Declare new functions.
1959 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1960 Change all callers.
1961 (Symbol::init_base_output_data): Likewise.
1962 (Symbol::init_base_output_segment): Likewise.
1963 (Symbol::init_base_constant): Likewise.
1964 (Symbol::init_base_undefined): New function.
1965 (Sized_symbol::init_object): Rename from init. Change all
1966 callers.
1967 (Sized_symbol::init_output_data): Likewise.
1968 (Sized_symbol::init_output_segment): Likewise.
1969 (Sized_symbol::init_constant): Likewise.
1970 (Sized_symbol::init_undefined): New function.
1971 (Symbol_table::add_undefined_symbols_from_command_line): New
1972 function.
1973 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1974 function.
1975 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1976 (Symbol::output_section): Likewise.
1977 (Symbol::set_output_section): Likewise.
1978 (Symbol_table::sized_finalize_symbol): Likewise.
1979 (Symbol_table::sized_write_globals): Likewise.
1980 * resolve.cc (Symbol_table::should_override): Likewise.
1981 (Symbol::override_base_with_special): Likewise.
1982
8bdcdf2c
ILT		 1983 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1984 symbol, change it to have default visibility.
1985 * testsuite/protected_1.cc: New file.
1986 * testsuite/protected_2.cc: New file.
1987 * testsuite/protected_3.cc: New file.
1988 * testsuite/protected_main_1.cc: New file.
1989 * testsuite/protected_main_2.cc: New file.
1990 * testsuite/protected_main_3.cc: New file.
1991 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1992 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1993 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1994 (protected_1.so): New target.
1995 (protected_1_pic.o, protected_2_pic.o): New targets.
1996 (protected_3_pic.o): New target.
1997 (check_PROGRAMS): Add protected_2.
1998 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1999 (protected_2_LDFLAGS, protected_2_LDADD): Define.
2000 * testsuite/Makefile.in: Rebuild.
2001
2b706932
ILT		 2002 * options.h (DEFINE_var): Add set_user_set_##varname__.
2003 (DEFINE_bool_alias): New macro.
2004 (class General_options): Define -Bstatic using DEFINE_bool_alias
2005 rather than DEFINE_special. Add --undefined as an alias for -z
2006 defs.
2007 * options.cc (General_options::parse_Bstatic): Remove.
2008
d82a5bcc
ILT		 2009 * options.h (class General_options): Add --fatal-warnings.
2010 * main.cc (main): Implement --fatal-warnings.
2011 * errors.h (Errors::warning_count): New function.
2012
f1f70eae
ILT		 2013 * options.h (class General_options): Add -Bsymbolic-functions.
2014 * symtab.h (Symbol::is_preemptible): Check for
2015 -Bsymbolic-functions.
2016
8825ac63
ILT		 20172008-05-05 Ian Lance Taylor <iant@google.com>
2018
d98bc257
ILT		 2019 * options.h (DEFINE_bool): For DASH_Z, create the negative option
2020 as noVARNAME rather than no-VARNAME.
2021 (class General_options): Add option -z combreloc.
2022 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
2023 get_address.
2024 (Output_reloc::sort_before) [SHT_REL]: New function.
2025 (Output_reloc::sort_before) [SHT_RELA]: New function.
2026 (class Output_data_reloc_base): Add sort_relocs_ field. Define
2027 Sort_relocs_comparison.
2028 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
2029 parameter. Change all callers.
2030 (Output_data_reloc::Output_data_reloc) [both versions]: Add
2031 sort_relocs parameter. Change all callers.
2032 * output.cc (Output_reloc::get_address): New function, broken out
2033 of write_rel.
2034 (Output_reloc::write_rel): Call it.
2035 (Output_reloc::compare): New function.
2036 (Output_data_reloc_base::do_write): Optionally sort relocs.
2037
60b2b4e7
ILT		 2038 * configure.ac: If targ_extra_obj is set, link it in.
2039 * configure.tgt: Initialize all variables.
2040 (x86_64*): Set targ_extra_obj and targ_extra_size.
2041 * configure: Rebuild.
2042
8825ac63
ILT		 2043 * object.cc (Sized_relobj::include_section_group): Adjust section
2044 indexes read from group data. Build vector to pass to
2045 layout_group.
2046 * layout.cc (Layout::layout_group): Add flags and shndxes
2047 parameters. Remove contents parameter. Change caller. Update
2048 explicit instantiations.
2049 * layout.h (class Layout): Update layout_group declaration.
2050 * output.cc (Output_data_group::Output_data_group): Add flags and
2051 input_shndxes parameters. Remove contents parameter. Change
2052 caller.
2053 (Output_data_group::do_write): Change input_sections_ to
2054 input_shndxes_.
2055 * output.h (class Output_data_group): Update constructor
2056 declaration. Rename input_sections_ to input_shndxes_.
2057 * testsuite/many_sections_test.cc: Add template.
2058
e94cf127
CC		 20592008-04-30 Cary Coutant <ccoutant@google.com>
2060
4418b2d5
CC		 2061 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2062
e94cf127
CC		 2063 * layout.cc (Layout::include_section): Refactored check for debug
2064 info section.
2065 (Layout::add_comdat): Add new parameters. Change type
2066 of signature parameter. Add object and shndx to signatures table.
2067 (Layout::find_kept_object): New function.
2068 * layout.h: Include <cstring>.
2069 (Layout::is_debug_info_section): New function.
2070 (Layout::add_comdat): Add new parameters.
2071 (Layout::find_kept_object): New function.
2072 (Layout::Kept_section): New struct.
2073 (Layout::Signatures): Change type of map range.
2074 * object.cc (Relobj::output_section_address): New function.
2075 (Sized_relobj::include_section_group): Add new parameters. Change
2076 calls to Layout::add_comdat. Change to build table of kept comdat
2077 groups and table mapping discarded sections to kept sections.
2078 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2079 (Sized_relobj::do_layout): Change calls to include_section_group and
2080 include_linkonce_section.
2081 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2082 value to zero when section is discarded.
2083 (Sized_relobj::map_to_kept_section): New function.
2084 * object.h (Relobj::output_section_address): New function.
2085 (Relobj::Comdat_group): New type.
2086 (Relobj::find_comdat_group): New function.
2087 (Relobj::Comdat_group_table): New type.
2088 (Relobj::Kept_comdat_section): New type.
2089 (Relobj::Kept_comdat_section_table): New type.
2090 (Relobj::add_comdat_group): New function.
2091 (Relobj::set_kept_comdat_section): New function.
2092 (Relobj::get_kept_comdat_section): New function.
2093 (Relobj::comdat_groups_): New field.
2094 (Relobj::kept_comdat_sections_): New field.
2095 (Symbol_value::input_value): Update comment.
2096 (Sized_relobj::map_to_kept_section) New function.
2097 (Sized_relobj::include_linkonce_section): Add new parameter.
2098 * target-reloc.h (Comdat_behavior): New type.
2099 (get_comdat_behavior): New function.
2100 (relocate_section): Add code to map a discarded section to the
2101 corresponding kept section when applying a relocation.
2102
e4e5049b
CS		 21032008-04-30 Craig Silverstein <csilvers@google.com>
2104
2105 * dwarf_reader.cc (next_generation_count): New static var.
2106 (Addr2line_cache_entry): New struct.
2107 (addr2line_cache): New static var.
2108 (Dwarf_line_info::one_addr2line): Added caching.
2109 (Dwarf_line_info::clear_addr2line_cache): New function.
2110 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2111 cache-size parameter.
2112 (Dwarf_line_info::one_addr2line_cache): New function.
2113 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2114 new cache-size argument to one_addr2line(), and clear cache.
2115
d09e9154
CC		 21162008-04-28 Cary Coutant <ccoutant@google.com>
2117
2118 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2119 R_386_PC8 relocations.
2120
7ef73768
ILT		 21212008-04-23 Ian Lance Taylor <iant@google.com>
2122
55438702
ILT		 2123 * object.cc (Sized_relobj::include_section_group): Check for
2124 invalid section group.
2125
c165fb93
ILT		 2126 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2127 header size.
2128
7ef73768
ILT		 2129 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2130 than read for file header.
2131 * archive.cc (Archive::include_member): Likewise.
2132
6194aaab
L		 21332008-04-23 Paolo Bonzini <bonzini@gnu.org>
2134
2135 * aclocal.m4: Regenerate.
2136 * configure: Regenerate.
2137
d491d34e
ILT		 21382008-04-19 Ian Lance Taylor <iant@google.com>
2139
5ea2bac6
ILT		 2140 * version.cc (version_string): Bump to 1.6.
2141
7bc3e21a
ILT		 2142 * testsuite/Makefile.am (many_sections_r_test): New target.
2143 (many_sections_r_test_SOURCES): Remove.
2144 (many_sections_r_test_DEPENDENCIES): Remove.
2145 (many_sections_r_test_LDFLAGS): Remove.
2146 (many_sections_r_test_LDADD): Remove.
2147
7fcd3aa9
ILT		 2148 * object.cc (Sized_relobj::do_add_symbols): Always pass
2149 local_symbol_count_ to add_from_relobj.
2150
4c94d6ae
ILT		 2151 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2152 every thousand variables.
2153 * testsuite/Makefile.in: Rebuild.
2154
d491d34e
ILT		 2155 * object.cc (Xindex::initialize_symtab_xindex): New function.
2156 (Xindex::read_symtab_xindex): New function.
2157 (Xindex::sym_xindex_to_shndx): New function.
2158 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2159 available.
2160 (Sized_relobj::do_initialize_xindex): New function.
2161 (Sized_relobj::do_read_symbols): Adjust section links.
2162 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2163 parameter. Change all callers.
2164 (Sized_relobj::include_section_group): Adjust section links and
2165 symbol section indexes.
2166 (Sized_relobj::do_layout): Adjust section links.
2167 (Sized_relobj::do_count_local_symbols): Adjust section links and
2168 symbol section indexes.
2169 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2170 ordinary and special symbols.
2171 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2172 dynsym_xindex parameters. Change all callers. Adjust section
2173 links. Use SHN_XINDEX when needed.
2174 (Sized_relobj::get_symbol_location_info): Adjust section links.
2175 Don't get fooled by special symbols.
2176 * object.h (class Xindex): Define.
2177 (class Object): Add xindex_ parameter. Declare virtual functoin
2178 do_initialize_xindex.
2179 (Object::adjust_sym_shndx): New function.
2180 (Object::set_xindex): New protected function.
2181 (class Symbol_value): Add is_ordinary_shndx_ field.
2182 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2183 (Symbol_value::value): Assert ordinary section.
2184 (Symbol_value::initialize_input_to_output_map): Likewise.
2185 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2186 Change all callers.
2187 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2188 all callers.
2189 (class Sized_relobj): Update declarations.
2190 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2191 parameter. Change all callers.
2192 (Sized_relobj::adjust_shndx): New function.
2193 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2194 field.
2195 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2196 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2197 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2198 (Sized_dynobj::read_dynsym_section): Adjust section links.
2199 (Sized_dynobj::read_dynamic): Likewise.
2200 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2201 section links.
2202 (Sized_dynobj::do_initialize_xindex): New function.
2203 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2204 do_initialize_xindex.
2205 (Sized_dynobj::adjust_shndx): New function.
2206 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2207 dynsym_xindex_ fields.
2208 (Layout::finalize): Add a call to set_section_indexes before
2209 creating the symtab sections.
2210 (Layout::set_section_indexes): Don't do anything if the section
2211 already has a section index.
2212 (Layout::create_symtab_sections): Add shnum parameter. Change
2213 caller. Create .symtab_shndx section if needed.
2214 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2215 caller.
2216 (Layout::allocated_output_section_count): New function.
2217 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2218 needed.
2219 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2220 fields. Update declarations.
2221 (Layout::symtab_xindex): New function.
2222 (Layout::dynsym_xindex): New function.
2223 (class Write_symbols_task): Add layout_ field.
2224 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2225 Change caller.
2226 * output.cc (Output_section_headers::Output_section_headers): Add
2227 shstrtab_section parameter. Change all callers.
2228 (Output_section_headers::do_sized_write): Store overflow values
2229 for section count and section string table section index in
2230 section header zero.
2231 (Output_file_header::do_sized_write): Check for overflow of
2232 section count and section string table section index.
2233 (Output_symtab_xindex::do_write): New function.
2234 (Output_symtab_xindex::endian_do_write): New function.
2235 * output.h (class Output_section_headers): Add shstrtab_section_.
2236 Update declarations.
2237 (class Output_symtab_xindex): Define.
2238 (Output_section::has_out_shndx): New function.
2239 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2240 field.
2241 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2242 Change all callers.
2243 (Sized_symbol::init): Likewise.
2244 (Symbol::output_section): Check for ordinary symbol.
2245 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2246 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2247 callers.
2248 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2249 Change all callers. Simplify handling of symbols from sections
2250 not included in the link.
2251 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2252 distinction.
2253 (Weak_alias_sorter::operator()): Assert that symbols are
2254 ordinary.
2255 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2256 distinction.
2257 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2258 parameters. Change all callers.
2259 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2260 symbol distinction. Use SHN_XINDEX when needed.
2261 (Symbol_table::write_section_symbol): Add symtab_xindex
2262 parameter. Change all callers.
2263 (Symbol_table::sized_write_section_symbol): Likewise. Use
2264 SHN_XINDEX when needed.
2265 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2266 declarations.
2267 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2268 (Symbol::is_defined): Check is_ordinary.
2269 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2270 (Symbol::is_absolute, Symbol::is_common): Likewise.
2271 (class Sized_symbol): Update declarations.
2272 (class Symbol_table): Update declarations.
2273 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2274 parameters. Change all callers.
2275 (Sized_symbol::override): Likewise.
2276 (Symbol_table::override): Likewise.
2277 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2278 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2279 is_ordinary, and orig_st_shndx parameters. Change all callers.
2280 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2281 to be in an ordinary section.
2282 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2283 object and is_ordinary parameters. Change all callers.
2284 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2285 Change all callers. Don't add undefined or non-ordinary symbols
2286 to reloc_map_.
2287 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2288 Change all callers.
2289 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2290 declarations.
2291 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2292 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2293 (Sized_relobj::relocate_sections): Likewise.
2294 * target-reloc.h (scan_relocs): Adjust section symbol index.
2295 (scan_relocatable_relocs): Likewise.
2296 * i386.cc (Scan::local): Check for ordinary symbols.
2297 * sparc.cc (Scan::local): Likewise.
2298 * x86_64.cc (Scan::local): Likewise.
2299 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2300 to symbol_section_and_value.
2301 * testsuite/many_sections_test.cc: New file.
2302 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2303 (check_PROGRAMS): Add many_sections_test.
2304 (many_sections_test_SOURCES): Define.
2305 (many_sections_test_DEPENDENCIES): Define.
2306 (many_sections_test_LDFLAGS): Define.
2307 (BUILT_SOURCES): Add many_sections_define.h.
2308 (many_sections_define.h): New target.
2309 (BUILT_SOURCES): Add many_sections_check.h.
2310 (many_sections_check.h): New target.
2311 (check_PROGRAMS): Add many_sections_r_test.
2312 (many_sections_r_test_SOURCES): Define.
2313 (many_sections_r_test_DEPENDENCIES): Define.
2314 (many_sections_r_test_LDFLAGS): Define.
2315 (many_sections_r_test_LDADD): Define.
2316 (many_sections_r_test.o): New target.
2317 * testsuite/Makefile.in: Rebuild.
2318
c5818ff1
CC		 23192008-04-17 Cary Coutant <ccoutant@google.com>
2320
2321 * errors.cc (Errors::info): New function.
2322 (gold_info): New function.
2323 * errors.h (Errors::info): New function.
2324 * gold.h (gold_info): New function.
2325 * object.cc (Input_objects::add_object): Print trace output.
2326 * options.cc (options::parse_set): New function.
2327 (General_options::parse_wrap): Deleted.
2328 (General_options::General_options): Deleted initializer.
2329 * options.h (options::String_set): New typedef.
2330 (options::parse_set): New function.
2331 (DEFINE_set): New macro.
2332 (General_options::wrap): Changed to use DEFINE_set. Changed
2333 callers of any_wrap_symbols and is_wrap_symbol.
2334 (General_options::trace, General_options::trace_symbol):
2335 New options.
2336 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2337 (General_options::wrap_symbols_): Deleted.
2338 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2339
b5be4a7c
DM		 23402008-04-17 David S. Miller <davem@davemloft.net>
2341
2342 * options.cc (General_options::parse_V): New function.
2343 * options.h: Add entries for -V and -Qy.
2344
155a0dd7
ILT		 23452008-04-17 Ian Lance Taylor <iant@google.com>
2346
2347 * common.cc (Symbol_table::allocate_commons): Remove options
2348 parameter. Change caller.
2349 (Symbol_table::do_allocate_commons): Remove options parameter.
2350 Change caller. Just call do_allocate_commons_list twice.
2351 (Symbol_table::do_allocate_commons_list): New function, broken out
2352 of do_allocate_commons.
2353 * common.h (class Allocate_commons_task): Remove options_ field.
2354 Update constructor.
2355 * symtab.cc (Symbol_table::Symbol_table): Initialize
2356 tls_commons_.
2357 (Symbol_table::add_from_object): Put TLS common symbols on
2358 tls_commons_ list.
2359 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2360 which are IN_OUTPUT_DATA.
2361 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2362 allocate_commons and do_allocate_commons declarations. Declare
2363 do_allocate_commons_list.
2364 * gold.cc (queue_middle_tasks): Update creation of
2365 Allocate_commons_task to not pass options.
2366 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2367 (TLS_TEST_C_FLAGS): New variable.
2368 (tls_test_c_pic.o): New target.
2369 (tls_test_shared.so): Link in tls_test_c_pic.o.
2370 (tls_test_c_pic_ie.o): New target.
2371 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2372 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2373 (tls_test_c.o): New target.
2374 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2375 (tls_pic_test_LDADD): Likewise.
2376 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2377 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2378 (tls_test_c_gnu2.o): New target.
2379 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2380 tls_test_c_gnu2.o.
2381 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2382 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2383 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2384 * testsuite/tls_test.cc: Include "config.h".
2385 (t_last): Call t11_last.
2386 * testsuite/tls_test.h (t11, t11_last): Declare.
2387 * testsuite/tls_test_c.c: New file.
2388 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2389 * configure.ac: Check for OpenMP support.
2390 * configure, config.in, Makefile.in: Rebuild.
2391 * testsuite/Makefile.in: Rebuild.
2392
edfbb029
CC		 23932008-04-16 Cary Coutant <ccoutant@google.com>
2394
2395 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2396 (Target_i386::tls_base_symbol_defined_): New field.
2397 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2398 (Target_i386::Scan::global): Likewise.
2399 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2400 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2401 (Target_x86_64::tls_base_symbol_defined_): New field.
2402 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2403 (Target_x86_64::Scan::global): Likewise.
2404
f3c69fca
CC		 24052008-04-16 Cary Coutant <ccoutant@google.com>
2406
2407 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2408 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2409 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2410 building shared libraries.
2411 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2412 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2413 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2414 * testsuite/Makefile.in: Rebuild.
2415 * testsuite/weak_undef.h: New file.
2416 * testsuite/weak_undef_file1.cc: Add extra test cases.
2417 * testsuite/weak_undef_file2.cc: Likewise.
2418 * testsuite/weak_undef_test.cc: Likewise.
2419
7c414435
DM		 24202008-04-16 David S. Miller <davem@davemloft.net>
2421
32b769e1
DM		 2422 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2423 Add issued_non_pic_error_ field. Declare check_non_pic.
2424 (Target_sparc::Scan::check_non_pic): New function.
2425 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2426 (Target_sparc::Scan::global): Likewise.
2427
11936fb1
DM		 2428 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2429 * configure: Rebuild.
2430
7c414435
DM		 2431 * options.h (DEFINE_enable): New macro.
2432 (new_dtags): New enable option.
2433 (initfirst, interpose, loadfltr, nodefaultlib,
2434 nodelete, nodlopen, nodump): New -z options.
2435 * layout.cc (Layout:finish_dynamic_section): If new
2436 dtags enabled, emit DT_RUNPATH. Also, emit a
2437 DT_FLAGS_1 containing any specified -z flags.
2438
85c7bf8b
ILT		 24392008-04-16 Ian Lance Taylor <iant@google.com>
2440
12c0daef
ILT		 2441 * copy-relocs.cc: New file.
2442 * copy-relocs.h: New file.
2443 * reloc.cc: Remove Copy_relocs code.
2444 * reloc.h: Likewise.
2445 * reloc-types.h (struct Reloc_types) [both versions]: Add
2446 get_reloc_addend_noerror.
2447 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2448 variants of add_global which take an addend which must be zero.
2449 * i386.cc: Include "copy-relocs.h".
2450 (class Target_i386): Change type of copy_relocs_ to variable,
2451 update initializer.
2452 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2453 Change all callers.
2454 (Target_i386::do_finalize_sections): Change handling of
2455 copy_relocs_.
2456 * sparc.cc: Include "copy-relocs.h".
2457 (class Target_sparc): Change type of copy_relocs_ to variable,
2458 update initializer.
2459 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2460 Change all callers.
2461 (Target_sparc::do_finalize_sections): Change handling of
2462 copy_relocs_.
2463 * x86_64.cc: Include "copy-relocs.h".
2464 (class Target_x86_64): Change type of copy_relocs_ to variable,
2465 update initializer.
2466 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2467 class. Change all callers.
2468 (Target_x86_64::do_finalize_sections): Change handling of
2469 copy_relocs_.
2470 * Makefile.am (CCFILES): Add copy-relocs.cc.
2471 (HFILES): Add copy-relocs.h.
2472
4f4995b6
ILT		 2473 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2474
85c7bf8b
ILT		 2475 * testsuite/script_test_4.sh: Permit leading zeroes.
2476
4f2a9edd
ILT		 24772008-04-15 Ian Lance Taylor <iant@google.com>
2478
e6188289
ILT		 2479 * script-sections.cc (Script_sections::create_segments): Use
2480 header_size_adjustment even when there is enough room for the
2481 headers.
2482 * testsuite/script_test_4.sh: New file.
2483 * testsuite/script_test_4.t: New file.
2484 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2485 (check_DATA): Add script_test_4.stdout.
2486 (MOSTLYCLEANFILES): Likewise.
2487 (script_test_4): New target.
2488 (script_test_4.stdout): New target.
2489 * testsuite/Makefile.in: Rebuild.
2490
4f2a9edd
ILT		 2491 * sparc.cc: Add definitions for Output_data_plt_sparc class
2492 constants.
2493
f5314dd5
DM		 24942008-04-14 David S. Miller <davem@davemloft.net>
2495
2496 * sparc.cc: New file.
2497 * Makefile.am (TARGETSOURCES): Add sparc.cc
2498 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2499 * configure.tgt: Document targ_extra_size and
2500 targ_extra_big_endian. Add entries for sparc-* and
2501 sparc64-*.
2502 * configure.ac: Handle targ_extra_size and
2503 targ_extra_big_endian.
2504 * Makefile.in: Rebuild.
2505 * configure: Likewise.
2506 * po/POTFILES.in: Likewise.
2507 * po/gold.pot: Likewise.
2508
154e0e9a
ILT		 25092008-04-14 Ian Lance Taylor <iant@google.com>
2510
2511 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2512 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2513 in the name/type/flags to section mapping. Don't call
2514 allocate_output_section.
2515 (Layout::choose_output_section): Change parameter from adjust_name
2516 to is_input_section. Don't permit input sections after sections
2517 are attached to segments. Don't call allocate_output_section.
2518 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2519 not write_enable_output_section.
2520 (Layout::make_output_section): Don't push to
2521 unattached_section_list_ nor call attach_to_segment. Call
2522 attach_section_to_segment if sections are attached.
2523 (Layout::attach_sections_to_segments): New function.
2524 (Layout::attach_section_to_segment): New function.
2525 (Layout::attach_allocated_section_to_segment): Rename from
2526 attach_to_segment. Remove flags parameter.
2527 (Layout::allocate_output_section): Remove function.
2528 (Layout::write_enable_output_section): Remove function.
2529 * layout.h (class Layout): Update for above changes. Add new
2530 field sections_are_attached_.
2531 * output.h (Output_section::update_flags_for_input_section): New
2532 function.
2533 * output.cc (Output_section::add_input_section): Call
2534 update_flags_for_input_section.
2535 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2536
009a67a2
CC		 25372008-04-11 Cary Coutant <ccoutant@google.com>
2538
2539 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2540 thought unnecessary.
2541 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2542
759b1a24
ILT		 25432008-04-11 Ian Lance Taylor <iant@google.com>
2544
2545 * output.h (class Output_section_data): Remove inline definition
2546 of set_addralign.
2547 * output.cc (Output_section_data::set_addralign): New function.
2548
c2b45e22
CC		 25492008-04-11 Cary Coutant <ccoutant@google.com>
2550
2551 Add support for TLS descriptors for i386 and x86_64.
2552 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2553 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2554 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2555 GOT_TYPE_TLS_DESC.
2556 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2557 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2558 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2559 relocations.
2560 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2561 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2562 Fix problem with initial-exec relocations.
2563 (Target_i386::Relocate::relocate_tls): Likewise.
2564 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2565 relaxation.
2566 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2567 support for section-plus-offset dynamic table entries.
2568 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2569 (Output_data_dynamic::Dynamic_entry): Add support for
2570 section-plus-offset dynamic table entries.
2571 (Output_data_dynamic::Classification): Likewise.
2572 (Output_data_dynamic::classification_): Renamed offset_.
2573 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2574 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2575 (Target_x86_64::make_plt_section): New function.
2576 (Target_x86_64::reserve_tlsdesc_entries): New function.
2577 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2578 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2579 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2580 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2581 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2582 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2583 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2584 add extra PLT entry for TLS descriptors.
2585 (Output_data_plt_x86_64::got_): New field.
2586 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2587 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2588 fields.
2589 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2590 descriptors.
2591 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2592 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2593 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2594 R_386_TLS_DESC_CALL relocations.
2595 (Target_x86_64::Scan::global): Likewise.
2596 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2597 for TLS descriptors.
2598 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2599 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2600 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2601 GD-to-IE relaxation.
2602 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2603 and TLS_DESCRIPTORS.
2604 * Makefile.in: Rebuild.
2605 * configure: Rebuild.
2606 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2607 (tls_test_shared2.so): New target.
2608 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2609 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2610 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2611 (tls_shared_gd_to_ie_test_LDADD): New variable.
2612 (tls_shared_gnu2_gd_to_ie_test): New target.
2613 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2614 New targets.
2615 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2616 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2617 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2618 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2619 (tls_shared_gnu2_test): New target.
2620 (tls_test_gnu2_shared.so): New target.
2621 (tls_shared_gnu2_test_SOURCES): New variable.
2622 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2623 (tls_shared_gnu2_test_LDFLAGS): New variable.
2624 (tls_shared_gnu2_test_LDADD): New variable.
2625 * testsuite/Makefile.in: Rebuild.
2626 * testsuite/Makefile.
2627
83bfb6b7
ILT		 26282008-04-11 Ian Lance Taylor <iant@google.com>
2629
2630 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2631 justsyms.t.
2632 * testsuite/Makefile.in: Rebuild.
2633
2634 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2635 long.
2636 * testsuite/script_test_2.cc (main): Adjust test.
2637
706e1f5e
ILT		 26382008-04-11 David S. Miller <davem@davemloft.net>
2639 Ian Lance Taylor <iant@google.com>
2640
2641 * options.h (General_options): Add entries for '-Y' and
2642 '-relax'.
2643 * options.cc (General_options:finalize): If -Y was used, add those
2644 entries to the library path instead of the default "/lib" and
2645 "/usr/lib".
2646
7c98e6bb
DM		 26472008-04-11 David S. Miller <davem@davemloft.net>
2648
2649 * testsuite/justsyms.t: Start at 0x100.
2650 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2651 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2652 long.
2653 * testsuite/script_test_2.cc: Adjust string and section length
2654 checks.
7c98e6bb 2655
99a37bfd
ILT		 26562008-04-09 Ian Lance Taylor <iant@google.com>
2657
2cefc357
ILT		 2658 PR gold/5996
2659 * script-sections.cc (Sections_element::allocate_to_segment): Add
2660 orphan parameter.
2661 (Output_section_definition::allocate_to_segment): Likewise.
2662 (Orphan_output_section::allocate_to_segment): Likewise.
2663 (Script_sections::attach_sections_using_phdrs_clause): Don't
2664 propagate non-PT_LOAD segments to orphan sections.
2665 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2666 readelf rather than objdump.
2667 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2668 .interp section and PT_INTERP segment are the same size.
2669 * testsuite/Makefile.in: Rebuild.
2670
99a37bfd
ILT		 2671 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2672 aliases for symbols defined in the same object.
2673 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2674 (weak_alias_test_SOURCES): New variable.
2675 (weak_alias_test_DEPENDENCIES): New variable.
2676 (weak_alias_test_LDFLAGS): New variable.
2677 (weak_alias_test_LDADD): New variable.
2678 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2679 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2680 (weak_alias_test_3.o): New target.
2681 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2682 * testsuite/weak_alias_test_main.cc: New file.
2683 * testsuite/weak_alias_test_1.cc: New file.
2684 * testsuite/weak_alias_test_2.cc: New file.
2685 * testsuite/weak_alias_test_3.cc: New file.
2686
780e49c5
ILT		 26872008-04-08 Ian Lance Taylor <iant@google.com>
2688
cdb0b8f5
ILT		 2689 * options.h (class General_options): Add --noinhibit-exec option.
2690 * main.cc (main): Check --noinhibit-exec.
2691
0864d551
ILT		 2692 * options.h (class General_options): Define --wrap as a special
2693 option. Add wrap_symbols_ field.
2694 (General_options::any_wrap_symbols): New function.
2695 (General_options::is_wrap_symbol): New function.
2696 * options.cc (General_options::parse_wrap): New function.
2697 (General_options::General_options): Initialize wrap_symbols_.
2698 * symtab.cc (Symbol_table::wrap_symbol): New function.
2699 (Symbol_table::add_from_object): Handle --wrap.
2700 * symtab.h (class Symbol_table): Declare wrap_symbol.
2701 * target.h (Target::wrap_char): New function.
2702 (Target::Target_info): Add wrap_char field.
2703 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2704 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2705 * testsuite/testfile.cc (Target_test::test_target_info):
2706 Likewise.
2707
789aa6de
ILT		 2708 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2709 there is one.
2710
2c38906f
ILT		 2711 * layout.h (class Layout): Add added_eh_frame_data_ field.
2712 * layout.cc (Layout::Layout): Initialize new field.
2713 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2714 output section until we find a section we merged successfully.
2715 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2716 that the size be non-zero.
2717
780e49c5
ILT		 2718 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2719 qualifier.
2720
7fcd0256
ILT		 27212008-04-08 Craig Silverstein <csilvers@google.com>
2722
2723 * configure.ac: Export new conditional variable HAVE_ZLIB.
2724 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2725 on HAVE_ZLIB.
2726 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2727 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2728
6835af53
ILT		 27292008-04-07 Ian Lance Taylor <iant@google.com>
2730
e24f324c
ILT		 2731 * version.cc (version_string): Set to "1.5".
2732
a036edd8
ILT		 2733 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2734 Add issued_non_pic_error_ field. Declare check_non_pic.
2735 (Target_x86_64::Scan::check_non_pic): New function.
2736 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2737 (Target_x86_64::Scan::global): Likewise.
2738
624f8810
ILT		 2739 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2740 addend parameter. Change caller. Handle merge sections.
2741 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2742 Address to Addend. Don't add in the result of
2743 local_section_offset, pass down the addend and use the returned
2744 value.
2745 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2746 Update declarations of local_section_offset and symbol_value.
2747 * testsuite/two_file_test_1.cc (t18): New function.
2748 * testsuite/two_file_test_2.cc (f18): New function.
2749 * testsuite/two_file_test_main.cc (main): Call t18.
2750 * testsuite/two_file_test.h (t18, f18): Declare.
2751
6835af53
ILT		 2752 * configure.ac: Don't test for objdump, c++filt, or readelf.
2753 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2754 conditionals.
2755 (TEST_READELF): New variable.
2756 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2757 (check_PROGRAMS): Add two_file_strip_test.
2758 (two_file_strip_test): New target.
2759 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2760 (two_file_same_shared_strip_test_SOURCES): New variable.
2761 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2762 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2763 (two_file_same_shared_strip_test_LDADD): New variable.
2764 (two_file_shared_strip.so): New target.
2765 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2766 (ver_test_5.syms, ver_test_7.syms): Likewise.
2767 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2768 (strip_test_3.stdout): Use TEST_OBJDUMP.
2769 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2770
86925eef
CC		 27712008-04-04 Cary Coutant <ccoutant@google.com>
2772
2773 * symtab.h (Symbol::is_weak_undefined): New function.
2774 (Symbol::is_strong_undefined): New function.
2775 (Symbol::is_absolute): New function.
2776 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2777 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2778 absolute symbols.
2779 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2780 (weak_undef_test): New target.
2781 * testsuite/Makefile.in: Rebuild.
2782 * testsuite/weak_undef_file1.cc: New file.
2783 * testsuite/weak_undef_file2.cc: New file.
2784 * testsuite/weak_undef_test.cc: New file.
2785
126f3ece
ILT		 27862008-04-03 Craig Silverstein <csilvers@google.com>
2787
2788 * compressed_output.h (class Output_compressed_section): Use
2789 unsigned buffer.
2790 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2791 add zlib header.
2792 (zlib_compressed_suffix): Removed.
2793 (Output_compressed_section::set_final_data_size): Use unsigned
2794 buffers.
2795 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2796 Fix linker invocation.
2797 (flagstest_o_specialfile_and_compress_debug_sections):
2798 Likewise.
2799 * testsuite/Makefile.in: Regenerated.
2800
deae2a14
DM		 28012008-04-02 David S. Miller <davem@davemloft.net>
2802
2803 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2804 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2805
70752818
ILT		 28062008-04-02 Craig Silverstein <csilvers@google.com>
2807
2808 * TODO: New file.
2809
39d0cb0e
ILT		 28102008-04-02 Ian Lance Taylor <iant@google.com>
2811
2812 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2813 parameters. Update for new key type to views_. Change all
2814 callers.
2815 (File_read::read): Adjust for byteshift in returned view.
2816 (File_read::add_view): New function, broken out of
2817 find_and_make_view.
2818 (File_read::make_view): New function, broken out of
2819 find_and_make_view.
2820 (File_read::find_or_make_view): Add offset and aligned
2821 parameters. Rewrite accordingly. Change all callers.
2822 (File_read::get_view): Add offset and aligned parameters. Adjust
2823 for byteshift in return value.
2824 (File_read::get_lasting_view): Likewise.
2825 * fileread.h (class File_read): Update declarations.
2826 (class File_read::View): Add byteshift_ field. Add byteshift to
2827 constructor. Add byteshift method.
2828 * archive.h (Archive::clear_uncached_views): New function.
2829 (Archive::get_view): Add aligned parameter. Change all callers.
2830 * object.h (Object::get_view): Add aligned parameter. Change all
2831 callers.
2832 (Object::get_lasting_view): Likewise.
2833
2834 * fileread.cc (File_read::release): Don't call clear_views if
2835 there are multiple objects.
2836 * fileread.h (File_read::clear_uncached_views): New function.
2837 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2838 on the archive.
2839
a1207466
CC		 28402008-03-31 Cary Coutant <ccoutant@google.com>
2841
2842 Add thin archive support.
2843 * archive.cc (Archive::armagt): New const.
2844 (Archive::setup): Remove task parameter and calls to unlock.
2845 (Archive::unlock_nested_archives): New function.
2846 (Archive::read_header): Add nested_off parameter. Change
2847 all callers.
2848 (Archive::interpret_header): Likewise.
2849 (Archive::include_all_members): Change to handle thin
2850 archives.
2851 (Archive::include_member): Likewise.
2852 * archive.h (Archive::Archive): Add new parameters and
2853 initializers.
2854 (Archive::armagt): New const.
2855 (Archive::setup): Remove task parameter.
2856 (Archive::unlock_nested_archives): New function.
2857 (Archive::read_header): Add nested_off parameter.
2858 (Archive::interpret_header): Likewise.
2859 (Archive::Nested_archive_table): New typedef.
2860 (Archive::is_thin_archive_): New field.
2861 (Archive::nested_archives_): New field.
2862 (Archive::options_): New field.
2863 (Archive::dirpath_): New field.
2864 (Archive::task_): New field.
2865 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2866 for thin archives. Pass additional parameters to
2867 Archive::Archive. Unlock the archive file after calling
2868 Archive::setup.
cd536b21 2869
479f6503
ILT		 28702008-03-29 Ian Lance Taylor <iant@google.com>
2871
686c8caf
ILT		 2872 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2873 version symbol to be local.
2874 * testsuite/ver_test_4.sh: New file.
2875 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2876 (check_DATA): Add ver_test_4.syms.
2877 (ver_test_4.syms): New target.
2878 * testsuite/Makefile.in: Rebuild.
2879
ab794b6b
ILT		 2880 * output.cc
2881 (Output_section::Input_section_sort_entry::has_priority): New
2882 function.
2883 (Output_section::Input_section_sort_entry::match_file_name): New
2884 function.
2885 (Output_section::Input_section_sort_entry::match_section_name):
2886 Remove.
2887 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2888 Remove.
2889 (Output_section::Input_section_sort_entry::match_section_file):
2890 Remove.
2891 (Output_section::Input_section_sort_compare::operator()): Rewrite
2892 using new Input_section_sort_entry functions. Sort crtbegin and
2893 crtend first. Sort sections with no priority before sections with
2894 a priority.
2895 * testsuite/initpri1.c (d3): Check j != 4.
2896 (cd5): New constructor/destructor function.
2897 (main): Check j != 2.
2898
479f6503
ILT		 2899 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2900 new symbol when resolving, don't call set_is_default.
2901 * testsuite/ver_test_7.cc: New file.
2902 * testsuite/ver_test_7.sh: New file.
2903 * testsuite/Makefile.am (ver_test_7.so): New target.
2904 (ver_test_7.o): New target.
2905 (check_SCRIPTS): Add ver_test_7.sh.
2906 (check_DATA): Add ver_test_7.syms.
2907 (ver_test_7.syms): New target.
2908
2fd32231
ILT		 29092008-03-28 Ian Lance Taylor <iant@google.com>
2910
2911 * layout.cc (Layout::layout): If we see an input section with a
2912 name that needs sorting, set the must_sort flag for the output
2913 section.
2914 (Layout::make_output_section): If the name of the output section
2915 indicates that it might require sorting, set the may_sort flag.
2916 * output.h (Output_section::may_sort_attached_input_sections): New
2917 function.
2918 (Output_section::set_may_sort_attached_input_sections): New
2919 function.
2920 (Output_section::must_sort_attached_input_sections): New
2921 function.
2922 (Output_section::set_must_sort_attached_input_sections): New
2923 function.
2924 (class Output_section): Declare Input_section_sort_entry. Define
2925 Input_section_sort_compare. Declare
2926 sort_attached_input_sections. Add new fields:
2927 may_sort_attached_input_sections_,
2928 must_sort_attached_input_sections_,
2929 attached_input_sections_are_sorted_.
2930 * output.cc (Output_section::Output_section): Initialize new
2931 fields.
2932 (Output_section::add_input_section): Add an entry to
2933 input_sections_ if may_sort or must_sort are true.
2934 (Output_section::set_final_data_size): Call
2935 sort_attached_input_sections if necessary.
2936 (Output_section::Input_section_sort_entry): Define new class.
2937 (Output_section::Input_section_sort_compare::operator()): New
2938 function.
2939 (Output_section::sort_attached_input_sections): New function.
2940 * configure.ac: Check whether the compiler supports constructor
2941 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2942 * testsuite/initpri1.c: New file.
2943 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2944 CONSTRUCTOR_PRIORITY.
2945 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2946 (initpri1_LDFLAGS): New variable.
2947 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2948
18e6b24e
ILT		 29492008-03-27 Ian Lance Taylor <iant@google.com>
2950
49bdd526
ILT		 2951 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2952 * testsuite/common_test_1.c: New file.
2953 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2954 (common_test_1_SOURCES): New variable.
2955 (common_test_1_DEPENDENCIES): New variable.
2956 (common_test_1_LDFLAGS): New variable.
2957
18e6b24e
ILT		 2958 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2959 and commons_ correctly when NAME/VERSION does not override
2960 NAME/NULL.
2961 * testsuite/ver_test_6.c: New file.
2962 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2963 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2964 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2965
04bf7072
ILT		 29662008-03-26 Ian Lance Taylor <iant@google.com>
2967
5871526f
ILT		 2968 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2969 of an undefined symbol from a version script.
2970 * testsuite/Makefile.am (ver_test_5.so): New target.
2971 (ver_test_5.o): New target.
2972 (check_SCRIPTS): Add ver_test_5.sh.
2973 (check_DATA): Add ver_test_5.syms.
2974 (ver_test_5.syms): New target.
2975 * testsuite/ver_test_5.cc: New file.
2976 * testsuite/ver_test_5.script: New file.
2977 * testsuite/ver_test_5.sh: New file.
2978 * Makefile.in, testsuite/Makefile.in: Rebuild.
2979
04bf7072
ILT		 2980 PR gold/5986
2981 Fix problems building gold with gcc 4.3.0.
2982 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2983 (gold_error_at_location, gold_warning_at_location): Use it.
2984 * configure.ac: Check whether we can compile and use a template
2985 function with a printf attribute.
2986 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2987 when jumping over bytes.
2988 * object.cc: Instantiate Object::read_section_data.
2989 * debug.h: Include <cstring>
2990 * dwarf_reader.cc: Include <algorithm>
2991 * main.cc: Include <cstring>.
2992 * options.cc: Include <cstring>.
2993 * output.cc: Include <cstring>.
2994 * script.cc: Include <cstring>.
2995 * script.h: Include <string>.
2996 * symtab.cc: Include <cstring> and <algorithm>.
2997 * target-select.cc: Include <cstring>.
2998 * version.cc: Include <string>.
2999 * testsuite/testmain.cc: Include <cstdlib>.
3000 * configure, config.in: Rebuild.
3001
874c5b28
ILT		 30022008-03-25 Ian Lance Taylor <iant@google.com>
3003
819d6c3a
ILT		 3004 * options.cc: Include "../bfd/bfdver.h".
3005 (options::help): Print bug reporting address.
3006
f4b2c6f5
ILT		 3007 * version.cc (print_version): Adjust output for current value of
3008 BFD_VERSION_STRING.
3009
3010 * NEWS: New file.
3011
e96caa79
ILT		 3012 * options.cc (options::help): Print list of supported targets.
3013 * target-select.h: Include <vector>.
3014 (class Target_selector): Make machine_, size_, and is_big_endian_
3015 fields const. Add bfd_name_ and instantiated_target_ fields.
3016 (Target_selector::Target_selector): Add bfd_name parameter.
3017 (Target_selector::recognize): Make non-virtual, call
3018 do_recognize.
3019 (Target_selector::recognize_by_name): Make non-virtual, call
3020 do_recognize_by_name.
3021 (Target_selector::supported_names): New function.
3022 (Target_selector::bfd_name): New function.
3023 (Target_selector::do_instantiate_target): New pure virtual
3024 function.
3025 (Target_selector::do_recognize): New virtual function.
3026 (Target_selector::do_recognize_by_name): New virtual function.
3027 (Target_selector::instantiate_target): New private function.
3028 (supported_target_names): Declare.
3029 * target-select.cc (Target_selector::Target_selector): Update for
3030 new parameter and fields.
3031 (select_target_by_name): Check that the name matches before
3032 calling recognize_by_name.
3033 (supported_target_names): New function.
3034 * i386.cc (class Target_selector_i386): Update Target_selector
3035 constructor call. Remove recognize and recognize_by_name. Add
3036 do_instantiate_target.
3037 * x86_64.cc (class Target_selector_x86_64): Likewise.
3038 * testsuite/testfile.cc (class Target_selector_test): Update for
3039 changes to Target_selector.
3040
874c5b28
ILT		 3041 * README: Rewrite, with some notes on unsupported features.
3042
0a65a3a7
CC		 30432008-03-24 Cary Coutant <ccoutant@google.com>
3044
3045 * i386.cc (Target_i386::Got_type): New enum declaration.
3046 (Target_i386::Scan::local): Updated callers of Output_data_got
3047 member functions.
3048 (Target_i386::Scan::global): Likewise.
3049 (Target_i386::Relocate::relocate): Likewise.
3050 (Target_i386::Relocate::relocate_tls): Likewise.
3051 * object.h (Got_offset_list): New class.
3052 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3053 (Sized_relobj::local_got_offset): Likewise.
3054 (Sized_relobj::set_local_got_offset): Likewise.
3055 (Sized_relobj::local_has_tls_got_offset): Removed.
3056 (Sized_relobj::local_tls_got_offset): Removed.
3057 (Sized_relobj::set_local_tls_got_offset): Removed.
3058 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3059 * output.cc (Output_data_got::add_global): Added got_type parameter.
3060 (Output_data_got::add_global_with_rel): Likewise.
3061 (Output_data_got::add_global_with_rela): Likewise.
3062 (Output_data_got::add_global_pair_with_rel): New function.
3063 (Output_data_got::add_global_pair_with_rela): New function.
3064 (Output_data_got::add_local): Added got_type parameter.
3065 (Output_data_got::add_local_with_rel): Likewise.
3066 (Output_data_got::add_local_with_rela): Likewise.
3067 (Output_data_got::add_local_pair_with_rel): New function.
3068 (Output_data_got::add_local_pair_with_rela): New function.
3069 (Output_data_got::add_global_tls): Removed.
3070 (Output_data_got::add_global_tls_with_rel): Removed.
3071 (Output_data_got::add_global_tls_with_rela): Removed.
3072 (Output_data_got::add_local_tls): Removed.
3073 (Output_data_got::add_local_tls_with_rel): Removed.
3074 (Output_data_got::add_local_tls_with_rela): Removed.
3075 * output.h (Output_data_got::add_global): Added got_type parameter.
3076 (Output_data_got::add_global_with_rel): Likewise.
3077 (Output_data_got::add_global_with_rela): Likewise.
3078 (Output_data_got::add_global_pair_with_rel): New function.
3079 (Output_data_got::add_global_pair_with_rela): New function.
3080 (Output_data_got::add_local): Added got_type parameter.
3081 (Output_data_got::add_local_with_rel): Likewise.
3082 (Output_data_got::add_local_with_rela): Likewise.
3083 (Output_data_got::add_local_pair_with_rel): New function.
3084 (Output_data_got::add_local_pair_with_rela): New function.
3085 (Output_data_got::add_global_tls): Removed.
3086 (Output_data_got::add_global_tls_with_rel): Removed.
3087 (Output_data_got::add_global_tls_with_rela): Removed.
3088 (Output_data_got::add_local_tls): Removed.
3089 (Output_data_got::add_local_tls_with_rel): Removed.
3090 (Output_data_got::add_local_tls_with_rela): Removed.
3091 * resolve.cc (Symbol::override_base_with_special): Removed
3092 reference to has_got_offset_ field.
3093 * symtab.cc (Symbol::init_fields): Replaced initialization
3094 of got_offset_ with got_offsets_. Removed initialization
3095 of has_got_offset_
53fcba31 3096 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3097 (Symbol::got_offset): Likewise.
3098 (Symbol::set_got_offset): Likewise.
3099 (Symbol::has_tls_got_offset): Removed.
3100 (Symbol::tls_got_offset): Removed.
3101 (Symbol::set_tls_got_offset): Removed.
3102 (Symbol::got_offset_): Removed.
3103 (Symbol::tls_mod_got_offset_): Removed.
3104 (Symbol::tls_pair_got_offset_): Removed.
3105 (Symbol::got_offsets_): New field.
3106 (Symbol::has_got_offset): Removed.
3107 (Symbol::has_tls_mod_got_offset): Removed.
3108 (Symbol::has_tls_pair_got_offset): Removed.
3109 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3110 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3111 member functions.
3112 (Target_x86_64::Scan::global): Likewise.
3113 (Target_x86_64::Relocate::relocate): Likewise.
3114 (Target_x86_64::Relocate::relocate_tls): Likewise.
3115
bd52eafb
BE		 31162008-03-25 Ben Elliston <bje@au.ibm.com>
3117
3118 * yyscript.y: Fix spelling error in comment.
3119
8b105e34
ILT		 31202008-03-24 Ian Lance Taylor <iant@google.com>
3121
8ed814a9
ILT		 3122 * options.h (class General_options): Define build_id option.
3123 * layout.h (class Layout): Declare write_build_id, create_note,
3124 create_build_id. Add build_id_note_ member.
3125 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3126 "libiberty.h", "md5.h", "sha1.h".
3127 (Layout::Layout): Initialize eh_frame_data_,
3128 eh_frame_hdr_section_, and build_id_note_.
3129 (Layout::finalize): Call create_build_id.
3130 (Layout::create_note): New function, broken out of
3131 Layout::create_gold_note.
3132 (Layout::create_gold_note): Call create_note.
3133 (Layout::create_build_id): New function.
3134 (Layout::write_build_id): New function.
3135 (Close_task_runner::run): Call write_build_id.
3136
8b105e34
ILT		 3137 * x86_64.cc: Correct license to GPLv3.
3138
086a1841
ILT		 31392008-03-23 Ian Lance Taylor <iant@google.com>
3140
3141 * options.cc: Include "demangle.h".
3142 (parse_optional_string): New function.
3143 (parse_long_option): Handle takes_optional_argument.
3144 (parse_short_option): Update dash_z initializer. Handle
3145 takes_optional_argument.
3146 (General_options::General_options): Initialize do_demangle_.
3147 (General_options::finalize): Set do_demangle_. Handle demangling
3148 style.
3149 * options.h (parse_optional_string): Declare.
3150 (struct One_option): Add optional_arg field. Update constructor.
3151 Update call constructor calls. Add takes_optional_argument
3152 function.
3153 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3154 (DEFINE_optional_string): Define.
3155 (General_options::demangle): Change from DEFINE_bool to
3156 DEFINE_optional_string.
3157 (General_options::no_demangle): New function.
3158 (General_options::do_demangle): New function.
3159 (General_options::set_do_demangle): New function.
3160 (General_options::execstack_status_): Move definition to end of
3161 class definition.
3162 (General_options::static_): Likewise.
3163 (General_options::do_demangle_): New field.
3164 * object.cc (big_endian>::get_symbol_location_info): Call
3165 Options::do_demangle, not Options::demangle.
3166 * symtab.cc (demangle): Likewise.
3167
cbb93e63
ILT		 31682008-03-22 Ian Lance Taylor <iant@google.com>
3169
3170 * gold.h: Include <cstddef> and <sys/types.h>
3171 * options.h: Include <cstring>.
3172
ec531623
ILT		 31732008-03-21 Ian Lance Taylor <iant@google.com>
3174
3175 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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