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2009-05-15 Paul Pluzhnikov <ppluzhnikov@google.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
b0481b0b
ILT		 12009-04-27 Ian Lance Taylor <iant@google.com>
2
3 * x86_64.cc (do_adjust_output_section): Set entsize to
4 plt_entry_size.
5
b22a5a41 62009-04-23 Elliott Hughes <enh@google.com>
6d1e3092
CD		 7
8 * output.cc (Output_file::close): After short writes, continue
9 writing from the correct offset in the buffer being written.
10
40fde488
CD		 112009-04-23 Chris Demetriou <cgd@google.com>
12
13 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
14 * configure: Regenerate.
15 * config.in: Regenerate.
16 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
17 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
18
3ce2c28e
ILT		 192009-04-21 Mikolaj Zalewski <mikolajz@google.com>
20
21 * incremental.cc (Incremental_inputs_header_data): Renamed from
22 Incremental_input_header_data.
23 (Incremental_inputs_header_data::data_size): New field.
24 (Incremental_inputs_header_data::put_input_file_count): Renamed
25 from input_file_count.
26 (Incremental_inputs_header_data::put_command_line_offset): Renamed
27 from command_line_offset.
28 (Incremental_inputs_header_data::put_reserved): Renamed from
29 put_reserved.
30 (Incremental_inputs_entry_data): Renamed from
31 Incremental_input_entry_data.
32 (Incremental_inputs_entry_data::data_size): New field.
33 (Incremental_inputs::report_command_line): New method.
34 (Incremental_inputs::finalize): New method.
35 (Incremental_inputs::create_incremental_inputs_data): New method.
36 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
37 * incremental.h: New file.
38 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
39 (Layout::finalize): Create incremental inputs section in
40 incremental builds.
41 (Layout::create_incremental_info_sections): New method.
42 * layout.h (Layout::incremental_inputs): New method.
43 (Layout::create_incremental_info_sections): New method.
44 (Layout::incremental_inputs_): New field.
45 * main.cc (main): Notify Incremental_input of the command line.
46
e55bde5e
ILT		 472009-04-01 Ian Lance Taylor <iant@google.com>
48 Mikolaj Zalewski <mikolajz@google.com>
49
50 * gold.h (reserve_unordered_map): Define, three versions, one for
51 each version of Unordered_map.
52 * layout.cc (Layout::Layout): Remove options parameter. Add
53 number_of_input_files parameter. Don't initialize options_.
54 Initialize number_of_input_files_ and resized_signatures_. Move
55 sections_are_attached_.
56 (Layout::layout_group): Reserve space for group_signatures_.
57 (Layout::find_or_add_kept_section): Change name parameter to be a
58 reference. Resize signatures_ map when it gets large enough.
59 (Layout::layout_eh_frame): Use parameters->options() instead of
60 this->options_.
61 (Layout::make_output_section): Likewise.
62 (Layout::attach_allocated_section_to_segment): Likewise.
63 (Layout::finalize, Layout::create_executable_stack): Likewise.
64 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
65 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
66 * layout.h (class Layout): Update declarations. Remove options_
67 field. Add number_of_input_files_ and resized_signatures_
68 fields. Move sections_are_attached_ field.
69 * main.cc (main): Pass number of input files to Layout
70 constructor. Don't pass options.
71
154b857c
ILT		 722009-03-30 Ian Lance Taylor <iant@google.com>
73
74 * ffsll.c (ffsll): Correct implementation.
75
2f35ab9b
ILT		 762009-03-27 Ian Lance Taylor <iant@google.com>
77
fd03461a
ILT		 78 * ffsll.c: New file.
79 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
80 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
81 * ftruncate.c (ftruncate): Declare before definition.
82 * mremap.c (mremap): Likewise.
83 * pread.c (pread): Likewise.
84 * configure, Makefile.in, config.in: Rebuild.
85
2f35ab9b
ILT		 86 * mremap.c: New file.
87 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
88 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
89 (mremap): Declare if HAVE_MREMAP is not defined.
90 * configure, Makefile.in, config.in: Rebuild.
91
33aea2fd
CC		 922009-03-27 Cary Coutant <ccoutant@google.com>
93
94 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
95 position independent.
96 * sparc.cc (Target_sparc::check_non_pic): Likewise.
97 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
98
6d479619
CC		 992009-03-24 Cary Coutant <ccoutant@google.com>
100
101 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
102 an executable.
103 (needs_dynamic_reloc): Likewise.
104
afc06bb8
ILT		 1052009-03-24 Ian Lance Taylor <iant@google.com>
106
107 * yyscript.y (file_cmd): Recognize EXTERN.
108 (extern_name_list, extern_name_list_body): New nonterminals.
109 * script.cc (script_add_extern): Define.
110 * script-c.h (script_add_extern): Declare.
111
f6060a4d
ILT		 1122009-03-24 Rafael Avila de Espindola <espindola@google.com>
113
114 * object.cc (is_elf_object): Define.
115 * object.h (is_elf_object): Declare.
116 * archive.cc (Archive::get_elf_object_for_member): Call
117 is_elf_object.
33aea2fd 118 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 119
26736d8e
ILT		 1202009-03-24 Elliott Hughes <enh@google.com>
121
122 * output.cc (Output_file::map_anonymous): Define.
123 (Output_file::map): Use map_anonymous. If the regular mmap fails,
124 try an anonymous one. Report the size if the mmap fails.
125 * output.h (class Output_file): Declare map_anonymous.
126
22fd9730
ILT		 1272009-03-24 Ian Lance Taylor <iant@google.com>
128
129 * target-select.cc (instantiate_target): Don't acquire the lock if
130 the instantiated_target_ field has already been set.
131
cb010894
ILT		 1322009-03-23 Ian Lance Taylor <iant@google.com>
133
7f055c20
ILT		 134 * gold-threads.h (class Initialize_lock): Define.
135 * gold-threads.cc (class Initialize_lock_once): Define.
136 (initialize_lock_control): New static variable.
137 (initialize_lock_pointer): New static variable.
138 (initialize_lock_once): New static function.
139 (Initialize_lock::Initialize_lock): Define.
140 (Initialize_lock::initialize): Define.
141 * target-select.h: Include "gold-threads.h".
142 (class Target_selector): Add lock_ and initialize_lock_ fields.
143 Don't define instantiate_target, just declare it.
144 * target-select.cc (Target_selector::Target_selector): Initialize
145 new fields.
146 (Target_selector::instantiate_target): Define.
147 * descriptors.h: Include "gold-threads.h".
148 (class Descriptors): Add initialize_lock_ field.
149 * descriptors.cc (Descriptors::Descriptors): Initialize new
150 field.
151 (Descriptors::open): Use initialize_lock_ field
152 * errors.h (class Errors): Add initialize_lock_ field.
153 * errors.cc (Errors::Errors): Initialize new field.
154 (Errors::initialize_lock): Use initialize_lock_ field.
155 * powerpc.cc (class Target_selector_powerpc): Remove
156 instantiated_target_ field. In do_recognize call
157 instantiate_target rather than do_instantiate_target. In
158 do_instantiate_target just allocate a new target.
159 * sparc.cc (class Target_selector_sparc): Likewise.
160
36959681
ILT		 161 * freebsd.h: New file.
162 * i386.cc: Include "freebsd.h".
163 (Target_i386): Derive from Target_freebsd rather than
164 Sized_target.
165 (Target_selector_i386): Derive from Target_selector_freebsd rather
166 than Target_selector.
167 * x86_64.cc: Include "freebsd.h".
168 (Target_x86_64): Derive from Target_freebsd rather than
169 Sized_target.
170 (Target_selector_x86_64): Derive from Target_selector_freebsd
171 rather than Target_selector.
172 * target.h (class Target): Add adjust_elf_header and
173 do_adjust_elf_header.
174 * output.cc (Output_file_header:: do_sized_write): Call target
175 adjust_elf_header routine.
176 * configure.tgt: Set targ_osabi.
177 * configure.ac: Define GOLD_DEFAULT_OSABI.
178 * parameters.cc (Parameters::default_target): Pass
179 GOLD_DEFAULT_OSABI to select_target.
180 * target-select.h (class Target_selector): Make instantiate_target
181 protected rather than private.
182 * Makefile.am (HFILES): Add freebsd.h.
183 * configure, Makefile.in, config.in: Rebuild.
184
cb010894
ILT		 185 * merge.cc (do_add_input_section): Correct pend value. Change
186 message about last entry not being null terminated from error to
187 warning.
188
0e879927
ILT		 1892009-03-20 Mikolaj Zalewski <mikolajz@google.com>
190
191 * incremental.cc: New file.
192 * Makefile.am (CCFILES): Add incremental.cc.
193 * Makefile.in: Rebuild.
194
41105937
PP		 1952009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
196
197 * layout.cc (Layout::output_section_name): Preserve names
198 of '.note.' sections.
199
60439920
ILT		 2002009-03-19 Ian Lance Taylor <iant@google.com>
201
202 * descriptors.cc (Descriptors::open): Check that the options are
203 valid before using them.
204
0d371ad3
ILT		 2052009-03-18 Ian Lance Taylor <iant@google.com>
206
207 * script-sections.h: Include <list>.
208 (class Script_sections): Change Sections_elements from std::vector
209 to std::list. Typedef public Elements_iterator. Add
210 orphan_section_placement_, data_segment_align_start_, and
211 saw_data_segment_align_ fields. Remove data_segment_align_index_
212 field.
213 * script-sections.cc (class Orphan_section_placement): New class.
214 (class Sections_element): Add virtual functions is_relro and
215 orphan_section_init. Remove virtual function place_orphan_here.
216 (class Output_section_definition): Add is_relro and
217 orphan_section_init. Remove place_orphan_here.
218 (class Orphan_output_section): Likewise.
219 (Script_sections::Script_sections): Update for field changes.
220 (Script_sections::data_segment_align): Set saw_data_segment_align_
221 and data_segment_align_start_, not data_segment_align_index.
222 (Script_sections::data_segment_relro_end): Check
223 saw_data_segment_align_. Use data_segment_align_start_ rather
224 than data_segment_align_index_.
225 (Script_sections::place_orphan): Rewrite to use
226 Orphan_section_placement.
227
9201d894
ILT		 2282009-03-17 Ian Lance Taylor <iant@google.com>
229
9c5b8369
ILT		 230 * archive.cc (Archive::add_symbols): Check for a version attached
231 to the symbol name in the archive map.
232 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
233 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
234 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
235 (ver_test_11.a): New target.
236 * testsuite/Makefile.in: Rebuild.
237
9201d894
ILT		 238 * configure.ac: Check for chsize and posix_fallocate. Replace
239 ftruncate.
240 * ftruncate.c: New file, from gnulib.
241 * output.cc (posix_fallocate): Define dummy version if not
242 HAVE_POSIX_FALLOCATE.
243 (Output_file::map): Call posix_fallocate rather than lseek and
244 write.
245 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
246 * configure, Makefile.in, config.in: Rebuild.
247
ef4ab7a8
PP		 2482009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
249
250 * layout.h (Layout::create_note): Add section_name parameter.
251 * layout.cc (Layout::create_note): Likewise.
252 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
253
8c500701
ILT		 2542009-03-17 Ian Lance Taylor <iant@google.com>
255
e85b18e1
ILT		 256 * descriptors.cc: Include "options.h".
257 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
258 (Descriptors::open): Always use O_CLOEXEC when opening a new
259 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
260 then set FD_CLOEXEC.
261
9efe6174
ILT		 262 * sparc.cc (class Target_sparc): Add has_got_section.
263 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
264 make sure we have a GOT section.
265
266 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
267 (Target_sparc::Scan::local): Likewise.
268 (Target_sparc::Scan::global): Likewise.
269 (Target_sparc::Relocate::relocate): Likewise.
270 (Target_sparc::Relocate::relocate_tls): Likewise.
271
8c500701
ILT		 272 * symtab.cc (Symbol_table::define_default_version): New function,
273 broken out of add_from_object.
274 (Symbol_table::add_from_object): Call define_default_version.
275 (Symbol_table::define_special_symbol): Add resolve_oldsym
276 parameter. Change all callers. If the version for a symbol comes
277 from a version script, resolve it with the symbol with the same
278 name with no version. Also add the symbol without a version if
279 appropriate.
280 (do_define_in_output_data): If resolving with oldsym, don't delete
281 sym.
282 (do_define_in_output_segment): Likewise.
283 (do_define_as_constant): Likewise.
284 * symtab.h (class Symbol_table): Update declarations.
285
f1ed28fb
ILT		 2862009-03-13 Ian Lance Taylor <iant@google.com>
287
15f8229b
ILT		 288 * readsyms.cc (Read_symbols::incompatible_warning): New function.
289 (Read_symbols::requeue): New function.
290 (Read_symbols::do_read_symbols): If make_elf_object fails because
291 the target type is not configured, and the file was searched for,
292 issue a warning and retry with the next directory.
293 (Add_symbols::run): If the file has an incompatible format, and
294 it was searched for, requeue the Read_symbols task. On error,
295 release the object.
296 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
297 dirindex parameter to constructor. Change all callers. Declare
298 incompatible_warning and requeue.
299 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
300 input_argument_ and input_group_ fields. Add them to
301 constructor. Change all callers.
302 (class Read_script): Add dirindex_ field. Add it to constructor.
303 Change all callers.
304 * archive.cc (Archive::setup): Remove input_objects parameter.
305 Change all callers.
306 (Archive::get_file_and_offset): Likewise.
307 (Archive::read_all_symbols): Likewise.
308 (Archive::read_symbols): Likewise.
309 (Archive::get_elf_object_for_member): Remove input_objects
310 parameter. Add punconfigured parameter. Change all callers.
311 (Archive::add_symbols): Change return type to bool. Check return
312 value of include_member.
313 (Archive::include_all_members): Likewise.
314 (Archive::include_member): Change return type to bool. Return
315 false if first included object has incompatible target. Set
316 included_member_ field.
317 (Add_archive_symbols::run): If add_symbols returns false, requeue
318 Read_symbols task.
319 * archive.h (class Archive): Add included_member_ field.
320 Initialize it in constructor. Add input_file and searched_for
321 methods. Update declarations.
322 (class Add_archive_symbols): Add dirpath_, dirindex_, and
323 input_argument_ fields. Add them to constructor. Change all
324 callers.
325 * script.cc: Include "target-select.h".
326 (class Parser_closure): Add skip_on_incompatible_target_ and
327 found_incompatible_target_ fields. Add
328 skip_on_incompatible_target parameter to constructor. Change all
329 callers. Add methods skip_on_incompatible_target,
330 clear_skip_on_incompatible_target, found_incompatible_target, and
331 set_found_incompatible_target.
332 (read_input_script): Add dirindex parameter. Change all callers.
333 If parser finds an incompatible target, requeue Read_symbols
334 task.
335 (script_set_symbol): Clear skip_on_incompatible_target in
336 closure.
337 (script_add_assertion, script_parse_option): Likewise.
338 (script_start_sections, script_add_phdr): Likewise.
339 (script_check_output_format): New function.
340 * script.h (read_input_script): Update declaration.
341 * script-c.h (script_check_output_format): Declare.
342 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
343 (ignore_cmd): Remove OUTPUT_FORMAT.
344 * fileread.cc (Input_file::Input_file): Add explicit this.
345 (Input_file::will_search_for): New function.
346 (Input_file::open): Add pindex parameter. Change all callers.
347 * fileread.h (class Input_file): Add input_file_argument method.
348 Declare will_search_for. Update declarations.
349 * object.cc (make_elf_object): Add punconfigured parameter.
350 Change all callers.
351 * object.h (class Object): Make input_file public. Add
352 searched_for method.
353 (make_elf_object): Update declaration.
354 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
355 restart search.
356 * dirsearch.h (class Dirsearch): Update declaration.
357 * options.h (class General_options): Add --warn-search-mismatch.
358 * parameters.cc (Parameters::is_compatible_target): New function.
359 * parameters.h (class Parameters): Declare is_compatible_target.
360 * workqueue.cc (Workqueue::add_blocker): New function.
361 * workqueue.h (class Workqueue): Declare add_blocker.
362
f1ed28fb
ILT		 363 * fileread.cc (Input_file::open): Remove options parameter.
364 Change all callers.
365 (Input_file::open_binary): Likewise.
366 * script.cc (read_input_script): Likewise.
367 * readsyms.h (class Read_symbols): Remove options_ field. Remove
368 options parameter from constructor. Change all callers.
369 (class Read_script): Likewise.
370 * fileread.h (class Input_file): Update declarations.
371 * script.h (read_input_script): Update declaration.
372
34dd024a
NC		 3732009-03-10 Nick Clifton <nickc@redhat.com>
374
375 * po/es.po: New Spanish translation.
376
6d71b17c
CC		 3772009-03-06 Cary Coutant <ccoutant@google.com>
378
379 * options.cc (parse_short_option): Keep dash_z from registering itself.
380
031cdbed
ILT		 3812009-03-03 Ian Lance Taylor <iant@google.com>
382
383 PR 9918
384 * target-reloc.h (relocate_section): Pass output_section to
385 relocate.
386 * i386.cc (Target_i386::should_apply_static_reloc): Add
387 output_section parameter. Change all callers.
388 (Target_i386::Relocate::relocate): Add output_section parameter.
389 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
390 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
391 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
392 * testsuite/two_file_shared.sh: New script.
393 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
394 (check_DATA): Add two_file_shared.dbg.
395 (two_file_shared.dbg): New target.
396 * testsuite/Makefile.in: Rebuild.
397
15d5fa16
ILT		 3982009-03-01 Ian Lance Taylor <iant@google.com>
399
400 * configure.ac: Check for byteswap.h.
401 * configure: Rebuild.
402 * config.in: Rebuild.
403
8a4c0b0d
ILT		 4042009-03-01 Mikolaj Zalewski <mikolajz@google.com>
405
406 * layout.cc (Layout::find_or_add_kept_section): New function.
407 (Layout::add_comdat): Removed.
408 * layout.h (struct Kept_section): Move out of class Layout.
409 Remove trailing underscores from field names. Add group_sections
410 field. Rename group_ field to is_group. Change all uses.
411 (class Layout): Declare find_or_add_kept_section, not add_comdat.
412 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
413 comdat_groups_ field.
414 (Sized_relobj::include_section_group): Use
415 find_or_add_kept_section and Kept_section::group_sections.
416 (Sized_relobj::include_linkonce_section): Likewise.
417 * object.cc (class Sized_relobj): Don't define Comdat_group or
418 Comdat_group_table. Remove find_comdat_group and
419 add_comdat_group. Remove comdat_groups_ field.
420 * plugin.cc (include_comdat_group): Use
421 Layout::find_or_add_kept_section.
422
b4ecf66b
ILT		 4232009-02-28 Ian Lance Taylor <iant@google.com>
424
14359ca0
ILT		 425 * README: --gc-sections and map files are now supported. Document
426 some build requirements.
427
b4ecf66b
ILT		 428 PR 6992
429 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
430 relocatable link set the value of the section symbol to zero.
431 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
432 relocatable link don't include the section address in the local
433 symbol value.
434
0602e05a
ILT		 4352009-02-27 Ian Lance Taylor <iant@google.com>
436
fd9d194f
ILT		 437 PR 6811
438 * options.h (class Search_directory): Add is_system_directory.
439 (class General_options): Declare is_in_system_directory.
440 * options.cc (get_relative_sysroot): Make static.
441 (get_default_sysroot): Make static.
442 (General_optoins::is_in_system_directory): New function.
443 * fileread.cc (Input_file::is_in_system_directory): New function.
444 * fileread.h (class Input_file): Declare is_in_system_directory.
445 * object.h (class Object): Add is_in_system_directory.
446 (class Input_objects): Remove system_library_directory_ field.
447 * object.cc (Input_objects::add_object): Don't set
448 system_library_directory_.
449 (input_objects::found_in_system_library_directory): Remove.
450 * symtab.cc (Symbol_table::write_globals): Remove input_objects
451 parameter. Change all callers.
452 (Symbol_table::sized_write_globals): Likewise.
453 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
454 Call Object::is_in_system_directory.
455 * symtab.h (class Symbol_table): Update declarations.
456
61edd21f
ILT		 457 PR 5990
458 * descriptors.h (Open_descriptor): Add is_on_stack field.
459 * descriptors.cc (Descriptors::open): If the descriptor is on the
460 top of the stack, remove it. Initialize is_on_stack field.
461 (Descriptors::release): Only add pod to stack if it is not on the
462 stack already.
463 (Descriptors::close_some_descriptor): Clear stack_next and
464 is_on_stack fields.
465
e29e076a
ILT		 466 PR 7091
467 * output.cc (Output_section::find_starting_output_address): Rename
468 from starting_output_address; add PADDR parameter; change return
469 type.
470 * output.h (class Output_section): Declare
471 find_starting_output_address instead of starting_output_address.
472 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
473 section symbol for which we can't find a merge section.
474
0602e05a
ILT		 475 PR 9836
476 * symtab.cc (Symbol_table::add_from_object): If the visibility is
477 hidden or internal, force the symbol to be local.
478 * resolve.cc (Symbol::override_visibility): Define.
479 (Symbol::override_base): Use override_visibility.
480 (Symbol_table::resolve): Likewise.
481 (Symbol::override_base_with_special): Likewise.
482 (Symbol_table::override_with_special): If the visibility is hidden
483 or internal, force the symbol to be local.
484 * symtab.h (class Symbol): Add set_visibility and
485 override_visibility.
486 * testsuite/ver_test_1.sh: New file.
487 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
488 (check_DATA): Add ver_test_1.syms.
489 (ver_test_1.syms): New target.
490 * testsuite/Makefile.in: Rebuild.
491
401a9a73
CC		 4922009-02-25 Cary Coutant <ccoutant@google.com>
493
494 * layout.cc (Layout::choose_output_section): Don't rename sections
495 when using a linker script that has a SECTIONS clause.
496 * Makefile.in: Regenerate.
497
498 * testsuite/Makefile.am (script_test_5.sh): New test case.
499 * testsuite/Makefile.in: Regenerate.
500 * testsuite/script_test_5.cc: New file.
501 * testsuite/script_test_5.sh: New file.
502 * testsuite/script_test_5.t: New file.
503
f488e4b0
CC		 5042009-02-13 Rafael Avila de Espindola <espindola@google.com>
505
506 * archive.cc (Archive::include_member): Update calls to add_symbols.
507 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
508 the Layout argument.
509 * dynobj.h (do_add_symbols): Add the Layout argument.
510 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
511 Layout argument.
512 * object.h (Object::add_symbols): Add the Layout argument.
513 (Object::do_add_symbols): Add the Layout argument.
514 (Sized_relobj::do_add_symbols): Add the Layout argument.
515 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
516 Unify the two versions.
517 (Add_plugin_symbols): Remove.
518 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
519 (Sized_pluginobj::do_add_symbols): Unify the two versions.
520 (Add_plugin_symbols): Remove.
521 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
522 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
523 (Add_symbols::run): Make it work with Pulginobj.
524
89dd1680
ILT		 5252009-02-06 Ian Lance Taylor <iant@google.com>
526
527 * object.cc (Sized_relobj::do_layout): Make info message start
528 with lower case letter.
529
266d0a74
ILT		 5302009-02-06 Mikolaj Zalewski <mikolajz@google.com>
531
602b464e
ILT		 532 * binary.cc: Fix file comment.
533
266d0a74
ILT		 534 * options.h (enum Incremental_disposition): Define.
535 (class General_options): Add new options: --incremental,
536 --incremental_changed, --incremental_unchanged,
537 --incremental_unknown. Add incremental_disposition_ and
538 implicit_incremental_ fields.
539 (General_options::incremental_disposition): New function.
540 (class Position_dependent_options): Add incremental_disposition
541 option.
542 (Position_dependent_options::copy_from_options): Set incremental
543 dispositions.
544 * options.cc (General_options::parse_incremental_changed): New
545 function.
546 (General_options::parse_incremental_unchanged): New function.
547 (General_options::parse_incremental_unknown): New function.
548 (General_options::General_options): Initialize new fields
549 incremental_disposition_ and implicit_incremental_.
550 (General_options::finalize): Check for uasge of --incremental-*
551 without --incremental.
552
f073bbf7
CD		 5532009-02-06 Chris Demetriou <cgd@google.com>
554
555 * gold.h (gold_undefined_symbol): Change to take only a Symbol
556 pointer and to report location as the file name associated with
557 the symbol.
558 (gold_undefined_symbol_at_location): New function to replace the
559 old gold_undefined_symbol functionality.
560 * target-reloc.h (relocate_section): Update to use
561 gold_undefined_symbol_at_location.
562 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
563 Call gold_undefined_symbol function rather than gold_error.
564 * errors.h (Errors::undefined_symbol): Take location as a
565 string, rather than calculating it from a relocation.
566 * errors.cc (Errors::fatal): Print "fatal error:" before the
567 formatted message.
568 (Errors::error, Errors::error_at_location): Print "error: "
569 before the formatted message.
570 (Errors::undefined_symbol): Take location as a string, rather
571 than calculating it from a relocation.
572 (gold_undefined_symbol_at_location): New function akin to
573 old gold_undefined_symbol, calculates location from relocation.
574 (gold_undefined_symbol): Change to take only a Symbol pointer
575 and to report location as the file name associated with the symbol.
576 * testsuite/debug_msg.sh: Update for changed error messages.
577 * testsuite/undef_symbol.sh: Likewise.
578
8e94a90c
ILT		 5792009-02-04 Duncan Sands <baldrick@free.fr>
580
581 PR 9812
582 * reduced_debug_output.h
583 (Output_reduced_debug_abbrev_section::failed): Use format for
584 gold_warning.
585 (Output_reduced_debug_info_section::faild): Likewise.
586
88a0e15b
ILT		 5872009-01-31 Mikolaj Zalewski <mikolajz@google.com>
588
589 * script.cc (Lazy_demangler): New class.
590 (Version_script_info::get_symbol_version_helper): Demangle a
591 symbol only once.
592
5efc7cd2
CC		 5932009-01-29 Cary Coutant <ccoutant@google.com>
594
595 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
596 to __tls_get_addr.
597 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
598
e0ebcf42
ILT		 5992009-01-28 Ian Lance Taylor <iant@google.com>
600
5efc7cd2 601 * version.cc (version_string): Bump to 1.9.
75fe7426 602
e0ebcf42
ILT		 603 * gold.h: Include <cstring> and <stdint.h>.
604 * version.cc: Include <cstdio>.
605 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
606 warning.
607 * reduced_debug_output.cc (insert_into_vector): Rename from
608 Insert_into_vector; change all callers. Use Swap_unaligned to
609 avoid aliasing issue; remove union since it is unnecessary.
610
8e2813be 6112009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 612
613 * Makefile.am (CCFILES): Add gc.cc.
614 (HFILES): Add gc.h.
615 * Makefile.in: Regenerate.
616 * gold.cc (Gc_runner): New class.
617 (queue_initial_tasks): Call garbage collection related tasks
618 when corresponding options are invoked.
619 (queue_middle_gc_tasks): New function.
620 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
621 processed early before laying out sections during garbage collection.
622 * gold.h (queue_middle_gc_tasks): New function.
623 (is_prefix_of): Move from "layout.cc".
624 * i386.cc (Target_i386::gc_process_relocs): New function.
625 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
626 * main.cc (main): Create object of class "Garbage_collection".
627 * object.cc (Relobj::copy_symbols_data): New function.
628 (Relobj::is_section_name_included): New function.
629 (Sized_relobj::do_layout): Allow this function to be called twice
630 during garbage collection and defer layout of section during the
631 first call.
632 * object.h (Relobj::get_symbols_data): New function.
633 (Relobj::is_section_name_included): New function.
634 (Relobj::copy_symbols_data): New function.
635 (Relobj::set_symbols_data): New function.
636 (Relobj::get_relocs_data): New function.
637 (Relobj::set_relocs_data): New function.
638 (Relobj::is_output_section_offset_invalid): New pure virtual function.
639 (Relobj::gc_process_relocs): New function.
640 (Relobj::do_gc_process_relocs): New pure virtual function.
641 (Relobj::sd_): New data member.
642 (Sized_relobj::is_output_section_offset_invalid): New function.
643 (Sized_relobj::do_gc_process_relocs): New function.
644 * options.h (General_options::gc_sections): Modify to not be a no-op.
645 (General_options::print_gc_sections): New option.
646 * plugin.cc (Plugin_finish::run): Remove function call to
647 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
648 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
649 * reloc.cc (Read_relocs::run): Add task to process relocs and
650 determine unreferenced sections when doing garbage collection.
651 (Gc_process_relocs): New class.
652 (Sized_relobj::do_gc_process_relocs): New function.
653 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
654 sections that are garbage collected.
655 * reloc.h (Gc_process_relocs): New class.
656 * sparc.cc (Target_sparc::gc_process_relocs): New function.
657 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
658 symbols whose corresponding sections are garbage collected.
659 (Symbol_table::Symbol_table): Add new parameter for the garbage
660 collection object.
661 (Symbol_table::gc_mark_undef_symbols): New function.
662 (Symbol_table::gc_mark_symbol_for_shlib): New function.
663 (Symbol_table::gc_mark_dyn_syms): New function.
664 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
665 as garbage.
666 (Symbol_table::add_from_object): Likewise.
667 (Symbol_table::add_from_relobj): When building shared objects, do not
668 treat externally visible symbols as garbage.
669 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
670 table information for static and relocatable links.
671 * symtab.h (Symbol_table::set_gc): New function.
672 (Symbol_table::gc): New function.
673 (Symbol_table::gc_mark_undef_symbols): New function.
674 (Symbol_table::gc_mark_symbol_for_shlib): New function.
675 (Symbol_table::gc_mark_dyn_syms): New function.
676 (Symbol_table::gc_): New data member.
677 * target.h (Sized_target::gc_process_relocs): New pure virtual
678 function.
679 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
680 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
681
3b293544
CF		 6822009-01-20 Chris Faylor <me.sourceware@sourceware.org>
683
684 * options.h (General_options::gc_sections): Define as a no-op for now.
685 (General_options::no_keep_memory): Ditto.
686 (General_options::Bshareable): Define.
687 * options.cc (General_options::finalize): Honor -Bshareable.
688
83d22aa8
AS		 6892009-01-20 Andreas Schwab <schwab@suse.de>
690
691 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
692 read the value in the contents, since we don't use it. Use the
693 template endianness when writing.
694 (Relocate::relocate): Use it for R_PPC_REL16_HA.
695
cd536b21
AS		 6962009-01-19 Andreas Schwab <schwab@suse.de>
697
698 * configure.tgt (powerpc64-*): Fix targ_obj.
699
99e9a495
ILT		 7002009-01-15 Ian Lance Taylor <iant@google.com>
701
702 * object.cc (Sized_relobj::write_local_symbols): Don't write out
703 local symbols when stripping all symbols.
704
bbbfea06
CC		 7052009-01-14 Cary Coutant <ccoutant@google.com>
706
99e9a495 707 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 708
0f7c0701
CC		 7092009-01-14 Cary Coutant <ccoutant@google.com>
710
711 * archive.cc (Archive::get_elf_object_for_member): Remove call
712 to File_read::claim_for_plugin.
713 * descriptors.cc (Descriptors::open): Remove reference to
714 is_claimed.
715 (Descriptors::claim_for_plugin): Remove.
716 * descriptors.h (Descriptors::claim_for_plugin): Remove.
717 (Descriptors::is_claimed): Remove.
718 (claim_descriptor_for_plugin): Remove.
719 * fileread.cc (File_read::claim_for_plugin): Remove.
720 * fileread.h (File_read::claim_for_plugin): Remove.
721 (File_read::descriptor): Reopen descriptor if necessary.
722 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
723 (Plugin_manager::all_symbols_read): Add task parameter. Change
724 all callers.
725 (Plugin_manager::get_input_file): New function.
726 (Plugin_manager::release_input_file): New function.
727 (Pluginobj::Pluginobj): Add filesize parameter and initialize
728 corresponding data member.
729 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
730 and pass to base constructor. Change all callers.
731 (get_input_file, release_input_file): New functions.
732 (make_sized_plugin_object): Add filesize parameter. Change all callers.
733 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
734 (Plugin_manager::all_symbols_read): Add task parameter.
735 (Plugin_manager::get_input_file): New function.
736 (Plugin_manager::release_input_file): New function.
737 (Plugin_manager::task_): New data member.
738 (Pluginobj::Pluginobj): Add filesize parameter.
739 (Pluginobj::filename): New function.
740 (Pluginobj::descriptor): New function.
741 (Pluginobj::filesize): New function.
742 (Pluginobj::filesize_): New data member.
743 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
744 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
745 File_read::claim_for_plugin; use Object::unlock to unlock the file.
746
747 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
748 with archive libraries.
749 * testsuite/Makefile.in: Regenerate.
750 * testsuite/plugin_test.c (struct sym_info): New type.
751 (get_input_file, release_input_file): New static variables.
752 (onload): Capture new transfer vector entries.
753 (claim_file_hook): Stop reading at end of file according to filesize.
754 Factor out parsing of readelf output into separate function.
755 (all_symbols_read_hook): Exercise get_input_file and release_input_file
756 APIs and get the source file name from the symbol table. Convert
757 source file name to corresponding object file name. Print info
758 message when adding new input files.
759 (parse_readelf_line): New function.
760 * testsuite/plugin_test_1.sh: Add checks for new info messages.
761 * testsuite/plugin_test_2.sh: Likewise.
762 * testsuite/plugin_test_3.sh: Likewise.
763 * testsuite/plugin_test_4.sh: New test case.
764
62a6d109
ILT		 7652009-01-07 Ian Lance Taylor <iant@google.com>
766
767 * version.cc (version_string): Bump to 1.8.
768
483620e8
CC		 7692008-12-23 Cary Coutant <ccoutant@google.com>
770
771 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
772 * plugin.cc (Plugin_manager::finish): Rename as
773 layout_deferred_objects. Move cleanup to separate function.
774 (Plugin_manager::cleanup): New function.
775 (Plugin_finish::run): Call layout_deferred_objects and cleanup
776 separately.
777 * plugin.h (Plugin_manager::finish): Rename as
778 layout_deferred_objects.
779 (Plugin_manager::cleanup): New function.
780 (Plugin_manager::cleanup_done): New field.
781
d66a9eb3
CC		 7822008-12-23 Cary Coutant <ccoutant@google.com>
783
784 * plugin.cc (is_visible_from_outside): New function.
785 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
786 so we don't return "IR only" status for exported symbols or -r links.
787
788 * testsuite/Makefile.am (plugin_test_3): New test case.
789 * testsuite/Makefile.in: Regenerate.
790 * testsuite/plugin_test_3.sh: New file.
791
5995b570
CC		 7922008-12-22 Cary Coutant <ccoutant@google.com>
793
794 * object.cc (Sized_relobj::layout_section): New function.
795 (Sized_relobj::do_layout): Defer layout of input sections until after
796 plugin has provided replacement files.
797 (Sized_relobj::do_layout_deferred_sections): New function.
798 * object.h (Relobj::set_section_offset): Remove virtual keyword.
799 (Relobj::layout_deferred_sections): New function.
800 (Relobj::do_layout_deferred_sections): New function.
801 (Sized_relobj::do_layout_deferred_sections): New function.
802 (Sized_relobj::layout_section): New function.
803 (Sized_relobj::Deferred_layout): New structure.
804 (Sized_relobj::deferred_layout_): New field.
805 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
806 Change all callers. Layout deferred sections.
807 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
808 references.
809 (Plugin_hook::run): Move code from do_plugin_hook inline.
810 (Plugin_hook::do_plugin_hook): Remove.
811 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
812 (Plugin_manager::finish): Renamed, was cleanup.
813 (Plugin_manager::should_defer_layout): New function.
814 (Plugin_manager::add_deferred_layout_object): New function.
815 (Plugin_manager::Deferred_layout_list): New type.
816 (Plugin_manager::deferred_layout_objects_): New field.
817 (Plugin_hook::do_plugin_hook): Remove.
818
ee769c88
ILT		 8192008-12-17 Ian Lance Taylor <iant@google.com>
820
821 * options.h (class General_options): Add --no case for
822 --export-dynamic.
823
abc8dcba
CC		 8242008-12-16 Cary Coutant <ccoutant@google.com>
825
826 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
827 vector.
828 (Plugin_manager::claim_file): Create plugin object even if
829 plugin did not call the add_symbols callback.
830 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
831 asking for more symbols than were added.
832 * testsuite/Makefile.am (plugin_test_1): Add test case with
833 no global symbols.
834 (empty.syms): New target.
835 * testsuite/Makefile.in: Regenerate.
836 * testsuite/plugin_test.c (claim_file_hook): Add new debug
837 message. Don't call add_symbols if no globals.
838 (all_symbols_read_hook): Don't provide replacement for empty
839 claimed file.
840
b0074644
ILT		 8412008-12-12 Ian Lance Taylor <iant@google.com>
842
68943102
ILT		 843 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
844 r_type == 0 for a local symbol with r_sym == 0.
845 (scan_relocatable_relocs): Pass r_sym to
846 local_non_section_strategy.
847 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
848 r_sym parameter.
849
b0074644
ILT		 850 * configure.ac: Update test for TLS descriptors: they are
851 supported as of glibc 2.9.
852 * configure: Rebuild.
853
c2508178
ILT		 8542008-12-11 Ian Lance Taylor <iant@google.com>
855
856 PR 7091
857 * target-reloc.h (Default_scan_relocatable_relocs): For each
858 function, map r_type == 0 to RELOC_DISCARD.
859
2756a258
CC		 8602008-12-10 Cary Coutant <ccoutant@google.com>
861
862 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
863 object to override a kept COMDAT group from a plugin object.
864
bb6f53d3
ILT		 8652008-12-09 Ian Lance Taylor <iant@google.com>
866
fbc558e1
ILT		 867 PR 7088
868 * yyscript.y (file_cmd): Handle INPUT.
869
bb6f53d3
ILT		 870 * testsuite/initpri1.c: Change all declarations to be full
871 prototypes by adding void, to avoid compiler warnings.
872
4674ecfc
CC		 8732008-12-05 Rafael Avila de Espindola <espindola@google.com>
874
875 * options.cc (General_options::parse_plugin_opt): New.
876 (General_options::add_plugin): The argument now is just the filename.
877 (General_options::add_plugin_option): New.
878 * options.h (plugin_opt): New.
879 (add_plugin): Change argument name.
880 (add_plugin_option): New.
881 * plugin.cc (Plugin::load): Don't parse the plugin option.
882 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
883 (Plugin::add_option): New.
884 (Plugin::args_): Change type.
885 (Plugin::filename_): New.
886 (Plugin_manager::add_plugin_option): New.
887 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
888 * testsuite/Makefile.in: Regenerate.
889
fd06b4aa
CC		 8902008-12-05 Cary Coutant <ccoutant@google.com>
891
892 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
893 Handle --strip-lto-sections option.
894 * options.h (strip_lto_sections): New option.
895
6c52134c
CC		 8962008-12-01 Cary Coutant <ccoutant@google.com>
897
898 * plugin.cc (ld_plugin_message): Change format parameter to const.
899 Fix mismatch between new[] and delete.
900
a45248e0
CC		 9012008-11-14 Cary Coutant <ccoutant@google.com>
902
903 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
904 instead of -1U.
905
c82fbeee
CS		 9062008-11-05 Craig Silverstein <csilvers@google.com>
907
908 * options.cc (General_options::parse_dynamic_list): New function.
909 * options.h (General_options): New flags dynamic_list,
910 dynamic_list_data, dynamic_list_cpp_new, and
911 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
912 (General_options::in_dynamic_list): New function.
913 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
914 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
915 (Lex::can_continue_name): Likewise.
916 (yylex): Likewise.
917 (read_script_file): New parameter script_options.
918 (read_dynamic_list): New function.
919 (Script_options::define_dynamic_list): New function.
920 (dynamic_list_keyword_parsecodes): New variable.
921 (dynamic_list_keywords): New variable.
922 * script.h (Script_options::define_dynamic_list): New function
923 prototype.
924 (read_dynamic_list): New function prototype.
925 * symtab.cc (strprefix): New macro.
926 (Symbol::should_add_dynsym_entry): Support dynamic_list,
927 dynamic_list_data, dynamic_list_cpp_new, and
928 dynamic_list_cpp_typeinfo.
929 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
930 (dynamic_list_expr): New rule.
931 (dynamic_list_nodes): Likewise.
932 (dynamic_list_node): Likewise.
933 * testsuite/Makefile.am (dynamic_list): New test.
934 * testsuite/Makefile.in: Regenerated.
935 * testsuite/dynamic_list.t: New file.
936 * testsuite/dynamic_list.sh: New file.
937
e0bb29a5
CS		 9382008-11-05 Craig Silverstein <csilvers@google.com>
939
940 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
941 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
942 (t11_last): Likewise.
943 * testsuite/ver_test_6.c (main): Likewise.
944
4e1e25e0
CC		 9452008-10-07 Cary Coutant <ccoutant@google.com>
946
947 * options.c (General_options::finalize): Add check for -static and
948 -shared.
949 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
950 is not empty.
951
92f03fcb
CC		 9522008-10-02 Cary Coutant <ccoutant@google.com>
953
954 * plugin.cc (make_sized_plugin_object): Fix conditional
955 compilation to work when not all targets are enabled.
956
fbd8a257
CC		 9572008-09-29 Cary Coutant <ccoutant@google.com>
958
959 * archive.cc (Archive::get_file_and_offset): Use filename instead
960 of name to get library path.
961 (Archive::include_member): Unlock external member of a thin archive.
962
963 * testsuite/Makefile.am (TEST_AR): New variable.
964 (thin_archive_test_1): New test.
965 (thin_archive_test_2): New test.
81636b3f
CC		 966 * testsuite/Makefile.in: Regenerate.
967 * testsuite/thin_archive_main.cc: New file.
968 * testsuite/thin_archive_test_1.cc: New file.
969 * testsuite/thin_archive_test_2.cc: New file.
970 * testsuite/thin_archive_test_3.cc: New file.
971 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 972
eff45813
CC		 9732008-09-29 Cary Coutant <ccoutant@google.com>
974
975 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
976 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
977 instead of -1U.
978 (Sized_relobj::do_finalize_local_symbols): Likewise.
979 (Sized_relobj::map_to_kept_section): Likewise.
980 * object.h (Sized_relobj::invalid_address): New constant.
981 (Sized_relobj::do_output_section_offset): Check for invalid_address
982 and return -1ULL.
983 * output.cc (Output_reloc::local_section_offset): Use constant
984 invalid_address instead of -1U.
985 (Output_reloc::get_address): Likewise.
986 (Output_section::output_address): Change -1U to -1ULL.
987 * output.h (Output_reloc::invalid_address): New constant.
988 * reloc.cc (Sized_relobj::write_sections): Use constant
989 invalid_address instead of -1U.
990 (Sized_relobj::relocate_sections): Likewise.
991 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
992 values for merge sections.
993 * target-reloc.h (relocate_for_relocatable): Use constant
994 invalid_address instead of -1U.
995
89fc3421
CC		 9962008-09-19 Cary Coutant <ccoutant@google.com>
997
998 Add plugin functionality for link-time optimization (LTO).
999 * configure.ac (plugins): Add --enable-plugins option.
1000 * configure: Regenerate.
1001 * config.in: Regenerate.
1002 * Makefile.am (LIBDL): New variable.
1003 (CCFILES): Add plugin.cc.
1004 (HFILES): Add plugin.h.
1005 (ldadd_var): Add LIBDL.
1006 * Makefile.in: Regenerate.
1007
1008 * archive.cc: Include "plugin.h".
1009 (Archive::setup): Don't preread archive symbols when using a plugin.
1010 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1011 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1012 files.
1013 (Archive::include_member): Add symbols from plugin objects.
1014 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1015 * descriptors.cc (Descriptors::open): Check for file descriptors
1016 abandoned by plugins.
1017 (Descriptors::claim_for_plugin): New function.
1018 * descriptors.h (Descriptors::claim_for_plugin): New function.
1019 (Open_descriptor::is_claimed): New field.
1020 (claim_descriptor_for_plugin): New function.
1021 * fileread.cc (File_read::claim_for_plugin): New function.
1022 * fileread.h (File_read::claim_for_plugin): New function.
1023 (File_read::descriptor): New function.
1024 * gold.cc: Include "plugin.h".
1025 (queue_initial_tasks): Add task to call plugin hooks for generating
1026 new object files.
1027 * main.cc: Include "plugin.h".
1028 (main): Load plugin libraries.
1029 * object.h (Pluginobj): Declare.
1030 (Object::pluginobj): New function.
1031 (Object::do_pluginobj): New function.
1032 (Object::set_target): New function.
1033 * options.cc: Include "plugin.h".
1034 (General_options::parse_plugin): New function.
1035 (General_options::General_options): Initialize plugins_ field.
1036 (General_options::add_plugin): New function.
1037 * options.h (Plugin_manager): Declare.
1038 (General_options): Add --plugin option.
1039 (General_options::has_plugins): New function.
1040 (General_options::plugins): New function.
1041 (General_options::add_plugin): New function.
1042 (General_options::plugins_): New field.
1043 * plugin.cc: New file.
1044 * plugin.h: New file.
1045 * readsyms.cc: Include "plugin.h".
1046 (Read_symbols::do_read_symbols): Check for archive before checking
1047 for ELF file. Call plugin hooks to claim files.
1048 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1049 from a real object file; force override when processing replacement
1050 files.
1051 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1052 (Symbol::init_base_object): Likewise.
1053 (Symbol::init_base_output_data): Likewise.
1054 (Symbol::init_base_output_segment): Likewise.
1055 (Symbol::init_base_constant): Likewise.
1056 (Symbol::init_base_undefined): Likewise.
1057 (Symbol::output_section): Assert that object is not a plugin.
1058 (Symbol_table::add_from_pluginobj): New function.
1059 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1060 undefined.
1061 (Symbol_table::sized_write_globals): Likewise.
1062 (Symbol_table::add_from_pluginobj): Instantiate template.
1063 * symtab.h (Sized_pluginobj): Declare.
1064 (Symbol::in_real_elf): New function.
1065 (Symbol::set_in_real_elf): New function.
1066 (Symbol::in_real_elf_): New field.
1067 (Symbol_table::add_from_pluginobj): New function.
1068
1069 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1070 (LIBDL): New variable.
1071 (LDADD): Add LIBDL.
1072 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1073 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1074 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1075 (MOSTLYCLEANFILES): Likewise.
1076 * testsuite/Makefile.in: Regenerate.
1077 * testsuite/plugin_test.c: New file.
1078 * testsuite/plugin_test_1.sh: New file.
1079 * testsuite/plugin_test_2.sh: New file.
1080
de31bda5
ILT		 10812008-09-16 Ian Lance Taylor <iant@google.com>
1082
9c2d0ef9
ILT		 1083 * target-reloc.h (relocate_section): Check whether a symbol is
1084 defined by the ABI before reporting an undefined symbol error.
1085 * target.h (Target::is_defined_by_abi): Make parameter const.
1086 (Target::do_is_defined_by_abi): Likewise.
1087 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1088 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1089 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1090 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1091 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1092 * testsuite/Makefile.in: Rebuild.
1093
de31bda5
ILT		 1094 * fileread.cc (make_view): Add casts to avoid warning.
1095
9fa33bee
AO		 10962008-09-16 Alexandre Oliva <aoliva@redhat.com>
1097
1098 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1099 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1100
183fd0e3
AO		 11012008-09-16 Alexandre Oliva <aoliva@redhat.com>
1102
1103 * options.h (General_options::output_is_executable): New.
1104 (General_options::output_is_pie): New.
1105 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1106 for shared libraries.
1107 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1108
7be8330a
CD		 11092008-09-11 Chris Demetriou <cgd@google.com>
1110
1111 * options.h (origin): New -z option.
1112 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1113 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1114 in DT_FLAGS_1.
1115
a9caad02
CC		 11162008-09-05 Cary Coutant <ccoutant@google.com>
1117
1118 * fileread.cc (File_read::make_view): Add check for attempt to map
1119 beyond end of file.
1120
ae6dce4d
CC		 11212008-09-05 Cary Coutant <ccoutant@google.com>
1122
1123 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1124 explicit instantiations.
1125
d7ab2a47
KVH		 11262008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1127
1128 PR gold/6858
1129 * options.cc (General_options::finalize): Allow undefined symbols
1130 in shlibs if linking -shared.
1131
1132 PR gold/6859
1133 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1134 symbols as not needing a dynsym entry.
1135
1e52a9c1
CS		 11362008-08-20 Craig Silverstein <csilvers@google.com>
1137
1138 * fileread.cc (File_read::open): Do not lock the file unless it
1139 was successfully opened.
1140
d85c80a3
CC		 11412008-08-14 Cary Coutant <ccoutant@google.com>
1142
1143 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1144 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1145 * testsuite/tls_test.cc (struct int128): 128-bit struct
1146 for testing TLS relocs with non-zero addend.
1147 (v12): New TLS variable.
1148 (t12): New test.
1149 (t_last): Add check for v12.
1150 * testsuite/tls_test.h (t12): New function.
1151 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1152
2d924fd9
ILT		 11532008-08-13 Ian Lance Taylor <iant@google.com>
1154
1155 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1156 set tls_segment_ or relro_segment_.
1157 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1158 when appropriate.
1159 * output.h (Output_section::clear_is_relro): New function.
1160 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1161 sections specially even when output_data_ is empty.
1162 (Output_segment::maximum_alignment): When first section is relro,
1163 only force alignment for PT_LOAD segments.
1164 * script.cc (script_data_segment_align): New function.
1165 (script_data_segment_relro_end): New function.
1166 * script-c.h (script_data_segment_align): Declare.
1167 (script_data_segment_relro_end): Declare.
1168 * script-sections.h (class Script_sections): Declare
1169 data_segment_align and data_segment_relro_end. Add fields
1170 segment_align_index_ and saw_relro_end_.
1171 * script-sections.cc (class Sections_element): Add set_is_relro
1172 virtual function. Add new bool* parameter to place_orphan_here.
1173 Add get_output_section virtual function.
1174 (class Output_section_definition): Add set_is_relro. Add new
1175 bool* parameter to place_orphan_here. Add get_output_section.
1176 Add is_relro_ field.
1177 (Output_section_definition::Output_section_definition): Initialize
1178 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1179 and is_relro_ fields.
1180 (Output_section_definition::place_orphan_here): Add is_relro
1181 parameter.
1182 (Output_section_definition::set_section_addresses): Set relro for
1183 output section.
1184 (Output_section_definition::alternate_constraint): Likewise.
1185 (class Orphan_output_section): Add new bool* parameter to
1186 place_orphan_here. Add get_output_section.
1187 (Orphan_output_section::place_orphan_here): Add is_relro
1188 parameter.
1189 (Script_sections::Script_sections): Initialize
1190 data_segment_align_index_ and saw_relro_end_.
1191 (Script_sections::data_segment_align): New function.
1192 (Script_sections::data_segment_relro_end): New function.
1193 (Script_sections::place_orphan): Set or clear is_relro.
1194 (Script_sections::set_section_addresses): Force alignment of first
1195 TLS section.
1196 * yyscript.y (exp): Call script_data_segment_align and
1197 script_data_segment_relro_end.
1198 * testsuite/relro_script_test.t: New file.
1199 * testsuite/relro_test.cc (using_script): Declare.
1200 (t1, t2): Test using_script.
1201 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1202 (relro_script_test_SOURCES): Define.
1203 (relro_script_test_DEPENDENCIES): Define.
1204 (relro_script_test_LDFLAGS): Define.
1205 (relro_script_test_LDADD): Define.
1206 (relro_script_test.so): New target.
1207 * testsuite/Makefile.in: Rebuild.
1208
f827c9a9
CC		 12092008-08-06 Cary Coutant <ccoutant@google.com>
1210
1211 * archive.cc (Archive::total_archives, Archive::total_members)
1212 (Archive::total_members_loaded): New variables.
1213 (Archive::setup): Add parameter. Add option to preread
1214 archive symbols.
1215 (Archive::read_armap): Add counter.
1216 (Archive::get_file_and_offset): New function.
1217 (Archive::get_elf_object_for_member): New function.
1218 (Archive::read_all_symbols): New function.
1219 (Archive::read_symbols): New function.
1220 (Archive::add_symbols): Add counters.
1221 (Archive::include_all_members): Use armap to find members if it's
1222 already built.
1223 (Archive::include_member): Skip reading symbols if already read.
1224 Factored code into Archive::get_file_and_offset and
1225 Archive::get_elf_object_for_member. Changed call to
1226 Mapfile::report_include_archive_member.
1227 (Archive::print_stats): New function.
1228 * archive.h: Declare Object and Read_symbols_data classes.
1229 (Archive::Archive): Add initializers for new members.
1230 (Archive::setup): Add parameter.
1231 (Archive::print_stats): New function.
1232 (Archive::total_archives, Archive::total_members)
1233 (Archive::total_members_loaded): New variables.
1234 (Archive::get_file_and_offset): New function.
1235 (Archive::get_elf_object_for_member): New function.
1236 (Archive::read_all_symbols): New function.
1237 (Archive::read_symbols): New function.
1238 (Archive::Archive_member): New class.
1239 (Archive::members_): New member.
1240 (Archive::num_members_): New member.
1241 * main.cc: Include archive.h.
1242 (main): Call Archive::print_stats.
1243 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1244 archive parameter; member_name is now the fully-decorated name.
1245 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1246 * options.h: (General_options): Add --preread-archive-symbols option.
1247 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1248 Archive::setup.
1249
de4c45bd
ILT		 12502008-08-04 Ian Lance Taylor <iant@google.com>
1251
1252 * symtab.h (Symbol::use_plt_offset): New function.
1253 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1254 * powerpc.cc (Relocate::relocate): Likewise.
1255 * sparc.cc (Relocate::relocate): Likewise.
1256 * x86_64.cc (Relocate::relocate): Likewise.
1257 * testsuite/weak_plt.sh: New test.
1258 * testsuite/weak_plt_main.cc: New test.
1259 * testsuite/weak_plt_shared.cc: New test.
1260 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1261 (check_PROGRAMS): Add weak_plt.
1262 (check_DATA): Add weak_plt_shared.so.
1263 (weak_plt_main_pic.o, weak_plt): New targets.
1264 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1265 * testsuite/Makefile.in: Rebuild.
1266
1267 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1268 gcctestdir/ld.
1269 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1270 * testsuite/Makefile.in: Rebuild.
1271
323ee3f4
AM		 12722008-08-04 Alan Modra <amodra@bigpond.net.au>
1273
1274 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1275 * Makefile.in: Regenerate.
1276 * po/POTFILES.in: Regenerate.
1277
7c07ecec
ILT		 12782008-07-29 Ian Lance Taylor <iant@google.com>
1279
1280 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1281 symbols before other symbols.
1282 * testsuite/script_test_2.cc (test_addr): Declare.
1283 (test_addr_alias): Declare.
1284 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1285 values.
7c07ecec
ILT		 1286 * testsuite/script_test_2.t: Define test_addr_alias and
1287 test_addr.
1288
5778530e
ILT		 12892008-07-24 Ian Lance Taylor <iant@google.com>
1290
2a00e4fb
ILT		 1291 PR 5990
1292 * descriptors.cc: New file.
1293 * descriptors.h: New file.
1294 * gold-threads.h (class Hold_optional_lock): New class.
1295 * fileread.cc: Include "descriptors.h".
1296 (File_read::~File_read): Release descriptor rather than closing
1297 it.
1298 (File_read::open) [file]: Call open_descriptor rather than open.
1299 Set is_descriptor_opened_.
1300 (File_read::open) [memory]: Assert that descriptor is not open.
1301 (File_read::reopen_descriptor): New function.
1302 (File_read::release): Release descriptor.
1303 (File_read::do_read): Make non-const. Reopen descriptor.
1304 (File_read::read): Make non-const.
1305 (File_read::make_view): Reopen descriptor.
1306 (File_read::do_readv): Likewise.
1307 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1308 Update declarations.
1309 * layout.cc: Include "descriptors.h".
1310 (Layout::create_build_id): Use open_descriptor rather than open.
1311 * output.cc: Include "descriptors.h".
1312 (Output_file::open): Use open_descriptor rather than open.
1313 * archive.cc (Archive::const_iterator): Change Archive to be
1314 non-const.
1315 (Archive::begin, Archive::end): Make non-const.
1316 (Archive::count_members): Likewise.
1317 * archive.h (class Archive): Update declarations.
1318 * object.h (Object::read): Make non-const.
1319 * Makefile.am (CCFILES): Add descriptors.cc.
1320 (HFILES): Add descriptors.h.
1321 * Makefile.in: Rebuild.
1322
801647d1
ILT		 1323 PR 6716
1324 * gold.h: Always include <clocale>. Add Solaris workarounds
1325 following code in binutils/sysdep.h.
1326
5edd166e
ILT		 1327 PR 6048
1328 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1329 this->eh_frame_hdr_ is NULL before using it.
1330
c89ad728
ILT		 1331 * dynobj.cc (Versions::Versions): Update comment.
1332
aa86f06b
ILT		 1333 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1334 the base version name.
1335
5778530e
ILT		 1336 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1337 array size plus one.
1338 (Stringpool_template::set_string_offsets): Subtract one from key
1339 before using it as an array index.
1340 (Stringpool_template::get_offset_with_length): Likewise.
1341 (Stringpool_template::write_to_buffer): Likewise.
1342 * stringpool.h (Stringpool_template::get_offset_from_key):
1343 Likewise.
1344
057ead22
ILT		 13452008-07-23 Ian Lance Taylor <iant@google.com>
1346
7f649c59
ILT		 1347 PR 6658
1348 * object.h (Merged_symbol_value::value): Do our best to handle a
1349 negative addend.
1350
057ead22
ILT		 1351 PR 6647
1352 * script.cc (Version_script_info::get_versions): Don't add empty
1353 version tag to return value.
1354 (Version_script_info::get_symbol_version_helper): Change return
1355 type to bool. Add pversion parameter. Change all callers.
1356 (script_register_vers_node): Don't require a non-NULL tag.
1357 * script.h (class Version_script_info): Update declarations.
1358 (Version_script_info::get_symbol_version): Change return type to
1359 bool. Add version parameter. Change all callers.
1360 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1361 handling. Handle an empty version from a version script.
1362 (Symbol_table::define_special_symbol): Likewise.
1363 * testsuite/ver_test_10.script: New file.
1364 * testsuite/ver_test_10.sh: New file.
1365 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1366 (check_DATA): Add ver_test_10.syms.
1367 (ver_test_10.syms, ver_test_10.so): New target.
1368 * testsuite/Makefile.in: Rebuild.
1369
58e54ac2
CD		 13702008-07-23 Simon Baldwin <simonb@google.com>
1371
1372 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1373 to zero for undefined symbols from dynamic libraries.
1374
95d14cd3
ILT		 13752008-07-23 Ian Lance Taylor <iant@google.com>
1376
1377 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1378 Change all callers.
1379 * symtab.h (class Symbol_table): Update declaration.
1380 * testsuite/ver_test_9.cc: New file.
1381 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1382 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1383 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1384 (ver_test_9.so, ver_test_9.o): New targets.
1385 * testsuite/Makefile.in: Rebuild.
1386
92de84a6
ILT		 13872008-07-22 Ian Lance Taylor <iant@google.com>
1388
34810851
ILT		 1389 * options.h (class General_options): Define --check-sections.
1390 * layout.cc (Layout::set_segment_offsets): Handle
1391 --check-sections.
1392
af6156ef
ILT		 1393 * options.h (class General_options): Define -n/--nmagic and
1394 -N/--omagic.
1395 * options.cc (General_options::finalize): For -n/--nmagic or
1396 -N/--omagic, set -static.
1397 * layout.cc (Layout::attach_allocated_section_to_segment): If
1398 -N/--omagic, don't put read-only and read-write sections in
1399 different segments.
1400 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1401 finding a read-only segment.
1402 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1403 don't set the minimum segment alignment to the common page size,
1404 and don't set the file offset to the address modulo the page size.
1405 * script-sections.cc (Script_sections::create_segments): If
1406 -n/--omagic, don't put read-only and read-write sections in
1407 different segments.
1408
92de84a6
ILT		 1409 * cref.cc: New file.
1410 * cref.h: New file.
1411 * options.h (class General_options): Add --print-symbol-counts.
1412 * main.cc (main): Issue defined symbol report if requested.
1413 * archive.cc (Archive::interpret_header): Make into a const member
1414 function.
1415 (Archive::add_symbols): Call Input_objects::archive_start and
1416 archive_stop.
1417 (Archive::const_iterator): Define new class.
1418 (Archive::begin, Archive::end): New functions.
1419 (Archive::include_all_members): Rewrite to use iterator.
1420 (Archive::count_members): New function.
1421 * archive.h (class Archive): Update declarations.
1422 (Archive::filename): New function.
1423 * object.cc: Include "cref.h".
1424 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1425 (Sized_relobj::do_get_global_symbol_counts): New function.
1426 (Input_objects::add_object): Add object to cross-referencer.
1427 (Input_objects::archive_start): New function.
1428 (Input_objects::archive_stop): New function.
1429 (Input_objects::print_symbol_counts): New function.
1430 * object.h: Declare Cref and Archive.
1431 (Object::get_global_symbol_counts): New function.
1432 (Object::do_get_global_symbol_counts): New pure virtual function.
1433 (class Sized_relobj): Add defined_count_ field. Update
1434 declarations.
1435 (class Input_objects): Add cref_ field. Update constructor.
1436 Update declarations.
1437 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1438 defined_count_.
1439 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1440 symbol counts.
1441 (Sized_dynobj::do_get_global_symbol_counts): New function.
1442 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1443 defined_count_. Update declarations. Define Symbols typedef.
1444 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1445 parameter. Change all callers.
1446 (Symbol_table::add_from_dynobj): Add sympointers and defined
1447 parameters. Change all callers.
1448 * symtab.h (class Symbol_table): Update declarations.
1449 * Makefile.am (CCFILES): Add cref.cc.
1450 (HFILES): Add cref.h.
1451 * Makefile.in: Rebuild.
1452
3f7c5e1d
CD		 14532008-07-22 Simon Baldwin <simonb@google.com>
1454
1455 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1456 to zero when writing undefined symbols.
1457
e0b64032
ILT		 14582008-07-22 Ian Lance Taylor <iant@google.com>
1459
1460 * output.cc (Output_section::add_input_section): Don't try to
1461 merge empty merge sections.
1462
096b02cf
CS		 14632008-07-21 Craig Silverstein <csilvers@google.com>
1464
1465 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1466 Include symbol version in error message.
cd536b21 1467
1d1f116d
CD		 14682008-07-20 Chris Demetriou <cgd@google.com>
1469
cd536b21 1470 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1471 (RANDOM_SEED_CFLAGS): New substituted variable.
1472 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1473 * configure: Rebuild.
1474 * Makefile.in: Likewise.
1475 * testsuite/Makefile.in: Likewise.
1476
a18f591e
ILT		 14772008-07-18 Ian Lance Taylor <iant@google.com>
1478
1479 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1480 where we see NAME/NULL and NAME/VERSION as separate symbols.
1481 * testsuite/ver_test_main.cc (main): Call t4.
1482 (t4, t4_2a): Define.
1483 * testsuite/ver_test_2.cc (t4_2): Define.
1484 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1485 * testsuite/ver_test_4.cc (t4_2a): Define.
1486 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1487 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1488
c6e3f6ed
ILT		 14892008-07-17 Ian Lance Taylor <iant@google.com>
1490
1491 * dynobj.cc (Versions::add_def): If we give an error about a
1492 missing version, go ahead and create the version anyhow.
1493
ef9beddf
ILT		 14942008-07-10 Ian Lance Taylor <iant@google.com>
1495
1496 Handle output sections with more than 0x7fffffff bytes.
1497 * object.h (class Relobj): Change map_to_output_ to
1498 output_sections_, and just keep a section pointer. Change all
1499 uses. Move comdat group support to Sized_relobj.
1500 (Relobj::is_section_specially_mapped): Remove.
1501 (Relobj::output_section): Remove poff parameter. Change all
1502 callers.
1503 (Relobj::output_section_offset): New function.
1504 (Relobj::set_section_offset): Rewrite.
1505 (Relobj::map_to_output): Remove.
1506 (Relobj::output_sections): New function.
1507 (Relobj::do_output_section_offset): New pure virtual function.
1508 (Relobj::do_set_section_offset): Likewise.
1509 (class Sized_relobj): Add section_offsets_ field. Add comdat
1510 group support from Relobj. Update declarations.
1511 (Sized_relobj::get_output_section_offset): New function.
1512 (Sized_relobj::do_output_section_offset): New function.
1513 (Sized_relobj::do_set_section_offset): New function.
1514 * object.cc (Relobj::output_section_address): Remove.
1515 (Sized_relobj::Sized_relobj): Initialize new fields.
1516 (Sized_relobj::include_section_group): Cast find_kept_object to
1517 Sized_relobj.
1518 (Sized_relobj::include_linkonce_section): Likewise.
1519 (Sized_relobj::do_layout): Use separate arrays for output section
1520 and output offset.
1521 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1522 output_sections.
1523 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1524 output_sections and section_offsets.
1525 (Sized_relobj::write_local_symbols): Likewise.
1526 (map_to_kept_section): Compute output address directly.
1527 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1528 output_sections and section_offsets.
1529 (Sized_relobj::write_sections): Likewise.
1530 (Sized_relobj::relocate_sections): Likewise.
1531 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1532 * output.h (class Output_reloc): Update declarations. Change
1533 u2_.relobj to Sized_relobj*.
1534 (class Output_data_reloc): Change add functions to use
1535 Sized_relobj*.
1536 * output.cc (Output_reloc::Output_reloc): Change relobj to
1537 Sized_relobj*.
1538 (Output_reloc::local_section_offset): Change return type to
1539 Elf_Addr. Use get_output_section_offset.
1540 (Output_reloc::get_address): Likewise.
1541 (Output_section::is_input_address_mapped): Don't call
1542 is_section_specially_mapped.
1543 (Output_section::output_offset): Likewise.
1544 (Output_section::output_address): Likewise.
1545 (Output_section::starting_output_address): Likewise.
1546 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1547 parameter to Sized_relobj*.
1548 (Copy_relocs::need_copy_reloc): Likewise.
1549 (Copy_relocs::save): Likewise.
1550 * copy-relocs.h (class Copy_relocs): Update declarations.
1551 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1552 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1553 * target-reloc.h (relocate_for_relocatable): Change
1554 offset_in_output_section type to Elf_Addr. Change code that uses
1555 it as well.
1556 * layout.cc (Layout::layout): Always set *off.
1557 * mapfile.cc (Mapfile::print_input_section): Use
1558 output_section_offset.
1559 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1560 Sized_relobj*.
1561 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1562 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1563 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1564
5cb66f97
ILT		 15652008-07-03 Ian Lance Taylor <iant@google.com>
1566
1567 * layout.cc (Layout::include_section): Do not discard unrecognized
1568 SHT_STRTAB sections.
1569
afe47622
CS		 15702008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1571
1572 * script.cc (Lex::can_continue_name): Make '?' allowable in
1573 version-script names.
1574 * testsuite/version_script.map: Change glob pattern to use '?'
1575
5adf9721
ILT		 15762008-06-30 Manish Singh <yosh@gimp.org>
1577
1578 PR 6585
1579 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1580 Correct typo.
1581
e6fde208
ILT		 15822008-06-30 Ian Lance Taylor <iant@google.com>
1583
1584 PR 6660
1585 PR 6682
1586 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1587 versions]: Don't try to read the value in the contents, since we
1588 don't use it. Use the template endianness when writing.
1589
3f2e6a2d
CC		 15902008-06-25 Cary Coutant <ccoutant@google.com>
1591
1592 * fileread.cc (File_read::make_view): Assert on zero-length view.
1593 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1594 symbol table when there are no symbols to read.
1595
c43d3a48
CS		 15962008-06-23 Craig Silverstein <csilvers@google.com>
1597
1598 * version.cc (version_string): Bump to 1.7
1599
5f494ea0
CS		 16002008-06-18 Craig Silverstein <csilvers@google.com>
1601
1602 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1603 constant 0xFFFF to type Valtype.
1604 (Powerpc_relocate_functions::rel16_ha): Likewise.
1605
c42e122e
ILT		 16062008-06-17 Ian Lance Taylor <iant@google.com>
1607
f34787f8
ILT		 1608 * output.h (Output_section::Input_section): Initialize p2align_ to
1609 zero for Output_section_data constructors.
1610 (Output_section::Input_section::addralign): If not an input
1611 section, return the alignment of the Output_section_data.
1612 * testsuite/copy_test.cc: New file.
1613 * testsuite/copy_test_1.cc: New file.
1614 * testsuite/copy_test_2.cc: New file.
1615 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1616 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1617 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1618 (copy_test_1_pic.o, copy_test_1.so): New targets.
1619 (copy_test_2_pic.o, copy_test_2.so): New targets.
1620 * testsuite/Makefile.in: Rebuild.
1621
c42e122e
ILT		 1622 * script-sections.cc (Script_sections::place_orphan): Initialize
1623 local variable exact.
1624
ce3ac18a
DE		 16252008-06-13 David Edelsohn <edelsohn@gnu.org>
1626
1627 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1628
42cacb20
DE		 16292008-06-12 David Edelsohn <edelsohn@gnu.org>
1630 David S. Miller <davem@davemloft.net>
1631
1632 * powerpc.cc: New file.
1633 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1634 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1635 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1636 * Makefile.in: Rebuild.
1637
7b308235
ILT		 16382008-06-09 Ian Lance Taylor <iant@google.com>
1639
1640 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1641 <exception>.
1642 (throwing, orig_terminate): New static variables.
1643 (terminate_handler): New static function.
1644 (t2): Set terminate handler.
1645
f0b886e3
ILT		 16462008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1647
1648 PR 6584
cd536b21 1649 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1650 alignment.
1651
3e90f135
CC		 16522008-05-30 Cary Coutant <ccoutant@google.com>
1653
1654 * archive.cc (Archive::include_all_members) Correct to step
1655 over symbol table and extended name table in thin archives.
1656
e09ad04a
ILT		 16572008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1658
1659 PR 6407
1660 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1661 calculation.
1662
62b01cb5
ILT		 16632008-05-28 Caleb Howe <cshowe@google.com>
1664
1665 * reduced_debug_output.cc: New file.
1666 * reduced_debug_output.h: New file.
92de84a6 1667 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1668 * options.cc (General_options::finalize): Add strip_debug_non_line
1669 to the strip heirarchy.
1670 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1671 fields.
1672 * layout.cc: Include "reduced_debug_output.h".
1673 (Layout::Layout): Initialize new fields.
1674 (line_only_debug_sections): New static array.
1675 (is_lines_only_debug_sections): New static inline function.
1676 (Layout::include_section): Handle --strip-debug-non-line.
1677 (Layout::make_output_section): If --strip-debug-non-line, build
1678 new output sections for .debug_abbrev and .debug_info.
1679 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1680 gold. Warn about possible overflow.
1681 (read_signed_LEB_128): Likewise.
1682 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1683 (read_signed_LEB_128): Declare.
1684 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1685 (HFILES): Add reduced_debug_output.h.
1686 * Makefile.in: Rebuild.
1687
7d9e3d98
ILT		 16882008-05-21 Ian Lance Taylor <iant@google.com>
1689
1690 * mapfile.cc: New file.
1691 * mapfile.h: New file.
1692 * options.h (class General_options): Add -M/--print-map and -Map.
1693 * options.cc (General_options::finalize): Make -M equivalent to
1694 -Map -.
1695 * main.cc: Include <cstdio> and "mapfile.h".
1696 (main): Open mapfile if requested.
1697 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1698 constructor. Change caller.
1699 (queue_initial_tasks): Add mapfile parameter. Change caller.
1700 (queue_middle_tasks): Likewise.
1701 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1702 declarations.
1703 * archive.cc: Include "mapfile.h".
1704 (Archive::add_symbols): Add mapfile parameter. Change all
1705 callers. Pass mapfile, symbol, and reason to include_member.
1706 (Archive::include_all_members): Add mapfile parameter. Change all
1707 callers.
1708 (Archive::include_member): Add mapfile, sym, and why parameters.
1709 Change all callers. Report inclusion to map file.
1710 * archive.h: Include "fileread.h".
1711 (class Archive): Update declarations.
1712 (Archive::file): New const method.
1713 (class Add_archive_symbols): Add mapfile_ field. Update
1714 constructor. Change all callers.
1715 * readsyms.h (class Read_symbols): Likewise.
1716 (class Finish_group): Likewise.
1717 (class Read_script): Likewise.
1718 * common.cc: Include "mapfile.h".
1719 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1720 all callers.
1721 (Symbol_table::do_allocate_commons): Likewise.
1722 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1723 symbol allocation to mapfile.
1724 * common.h (class Allocate_commons_task): Add mapfile_ field.
1725 Update constructor. Change all callers.
1726 * symtab.h (class Symbol_table): Update declarations.
1727 * layout.cc: Include "mapfile.h".
1728 (Layout_task_runner::run): Print information to mapfile.
1729 (Layout::create_gold_note): Change Output_data_fixed_space to
1730 Output_data_zero_fill.
1731 (Layout::create_build_id): Likewise.
1732 (Layout::print_to_mapfile): New function.
1733 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1734 constructor. Change caller.
1735 (class Layout): Declare print_to_mapfile.
1736 * output.cc (Output_section::Input_section::print_to_mapfile): New
1737 function.
1738 (Output_section::add_input_section): If producing a map, always
1739 add to input_sections_ list.
1740 (Output_section::do_print_to_mapfile): New function.
1741 (Output_segment::print_sections_to_mapfile): New function.
1742 (Output_segment::print_section_list_to_mapfile): New function.
1743 * output.h: Include "mapfile.h".
1744 (Output_data::print_to_mapfile): New function.
1745 (Output_data::do_print_to_mapfile): New virtual function.
1746 (Output_segment_headers::do_print_to_mapfile): New function.
1747 (Output_file_header::do_print_to_mapfile): New function.
1748 (Output_data_const::do_print_to_mapfile): New function.
1749 (class Output_data_const_buffer): Add map_name_ field. Update
1750 constructor. Change all callers. Add do_print_to_mapfile
1751 function.
1752 (class Output_data_fixed_space): Likewise.
1753 (class Output_data_space): Likewise.
1754 (class Output_data_zero_fill): New class.
1755 (Output_data_strtab::do_print_to_mapfile): New function.
1756 (Output_data_reloc_base::do_print_to_mapfile): New function.
1757 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1758 (Output_data_group::do_print_to_mapfile): New function.
1759 (Output_data_got::do_print_to_mapfile): New function.
1760 (Output_data_dynamic::do_print_to_mapfile): New function.
1761 (Output_symtab_xindex::do_print_to_mapfile): New function.
1762 (class Output_section): Declare do_print_to_mapflie. Declare
1763 print_to_mapfile in Input_section.
1764 (class Output_segment): Declare new functions.
1765 * object.h (Sized_relobj::symbol_count): New function.
1766 * script-sections.cc
1767 (Output_section_element_dot_assignment::set_section_addresses):
1768 Change Output_data_fixed_space to Output_data_zero_fill.
1769 (Output_data_expression::do_print_to_mapfile): New function.
1770 * script.cc (read_input_script): Add mapfile parameter. Change
1771 all callers.
1772 * script.h (read_input_script): Update declaration.
1773 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1774 (Eh_frame::do_print_to_mapfile): New function.
1775 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1776 (Output_merge_string::do_print_to_mapfile): New function.
1777 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1778 function.
1779 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1780 function.
1781 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1782 function.
1783 * Makefile.am (CCFILES): Add mapfile.cc.
1784 (HFILES): Add mapfile.h.
1785 * Makefile.in: Rebuild.
1786
9f1d377b
ILT		 17872008-05-19 Ian Lance Taylor <iant@google.com>
1788
1789 * options.h (class General_options): Add -z relro.
1790 * layout.cc (Layout::Layout): Initialize relro_segment_.
1791 (Layout::add_output_section_data): Return the output section.
1792 (Layout::make_output_section): Rcognize relro sections and mark
1793 them appropriately.
1794 (Layout::attach_allocated_section_to_segment): Put relro sections
1795 in a PT_GNU_RELRO segment.
1796 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1797 section as relro.
1798 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1799 PT_TLS segments.
1800 (Layout::linkonce_mapping): Map d.rel.ro.local to
1801 .data.rel.ro.local.
1802 (Layout::output_section_name): Us .data.rel.ro.local for any
1803 section which begins with that.
1804 * layout.h (class Layout): Update add_output_section_data
1805 declaration. Add relro_segment_ field.
1806 * output.cc (Output_section::Output_section): Initialize is_relro_
1807 and is_relro_local_ fields.
1808 (Output_segment::add_output_section): Group relro sections.
1809 (Output_segment::is_first_section_relro): New function.
1810 (Output_segment::maximum_alignment): If there is a relro section,
1811 align the segment to the common page size.
1812 (Output_segment::set_section_addresses): Track whether we are
1813 looking at relro sections. If the last section is a relro
1814 section, align to the common page size.
1815 (Output_segment::set_section_list_addresses): Add in_relro
1816 parameter. Change all callers. Align to the page size when
1817 moving from relro to non-relro section.
1818 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1819 segment.
1820 * output.h (class Output_section): Add is_relro_ and
1821 is_relro_local_ fields.
1822 (Output_section::is_relro): New function.
1823 (Output_section::set_is_relro): New function.
1824 (Output_section::is_relro_local): New function.
1825 (Output_section::set_is_relro_local): New function.
1826 (class Output_segment): Update declarations.
1827 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1828 * sparc.cc (Target_sparc::got_section): Likewise.
1829 * x86_64.cc (Target_x86_64::got_section): Likewise.
1830 * testsuite/relro_test_main.cc: New file.
1831 * testsuite/relro_test.cc: New file.
1832 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1833 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1834 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1835 (relro_test.so, relro_test_pic.o): New targets.
1836 * testsuite/Makefile.in: Rebuild.
1837
a984ee1d
ILT		 18382008-05-16 Ian Lance Taylor <iant@google.com>
1839
01676dcd
ILT		 1840 * output.cc (Output_segment::add_output_section): Remove front
1841 parameter.
1842 * output.h (class Output_segment): Remove
1843 add_initial_output_section and overloaded add_output_section.
1844 Update declaration of remaining add_output_section.
1845 * layout.cc (Layout::create_interp): Call add_output_section
1846 rather than add_initial_output_section.
1847 (Layout::finish_dynamic_section): Likewise.
1848
497897f9
ILT		 1849 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1850 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1851 know the dynamic type.
1852 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1853 field. Initialize it in constructor.
1854 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1855 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1856 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1857 reloc.
1858
a984ee1d
ILT		 1859 * output.cc (Output_reloc::get_address): Change return type to
1860 Elf_Addr.
1861 * output.h (class Output_reloc): Update get_address declaration.
1862 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1863 for section addresses.
1864
55ba0940
ILT		 18652008-05-09 Ian Lance Taylor <iant@google.com>
1866
1867 PR 6493
1868 * gold.cc (gold_nomem): Use return value of write.
1869
75517b77
ILT		 18702008-05-08 Ian Lance Taylor <iant@google.com>
1871
1872 * symtab.c (Symbol::init_base_output_data): Add version
1873 parameter. Change all callers.
1874 (Symbol::init_base_output_segment): Likewise.
1875 (Symbol::init_base_constant): Likewise.
1876 (Symbol::init_base_undefined): Likewise.
1877 (Sized_symbol::init_output_data): Likewise.
1878 (Sized_symbol::init_output_segment): Likewise.
1879 (Sized_symbol::init_constant): Likewise.
1880 (Sized_symbol::init_undefined): Likewise.
1881 (Symbol_table::do_define_in_output_data): If the new symbol has a
1882 version, mark it as the default.
1883 (Symbol_table::do_define_in_output_segment): Likewise.
1884 (Symbol_table::do_define_as_constant): Likewise.
1885 * symtab.h (class Symbol): Update declarations.
1886 (class Sized_symbol): Likewise.
1887 * resolve.cc (Symbol::override_version): New function.
c42e122e 1888 (Symbol::override_base): Call override_version.
75517b77
ILT		 1889 (Symbol::override_base_with_special): Likewise.
1890 * testsuite/ver_script_8.script: New file.
1891 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1892 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1893 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1894 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1895
f1f70eae
ILT		 18962008-05-06 Ian Lance Taylor <iant@google.com>
1897
f3e9c5c5
ILT		 1898 PR 6049
1899 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1900 functions.
1901 (class General_options): Remove existing --undefined, and add
1902 --no-undefined instead. Add new --undefined as synonym for -u.
1903 * archive.cc (Archive::add_symbols): Check whether symbol was
1904 named with -u.
1905 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1906 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1907 all uses. Add IS_UNDEFINED. Update declarations to split
1908 different versions of init_base. Declare init_base_undefined.
1909 (Symbol::is_defined): Handle IS_UNDEFINED.
1910 (Symbol::is_undefined): Likewise.
1911 (Symbol::is_weak_undefined): Call is_undefined.
1912 (Symbol::is_absolute): Handle IS_CONSTANT.
1913 (class Sized_symbol): Update declarations to split different
1914 versions of init. Declare init_undefined.
1915 (class Symbol_table): Declare new functions.
1916 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1917 Change all callers.
1918 (Symbol::init_base_output_data): Likewise.
1919 (Symbol::init_base_output_segment): Likewise.
1920 (Symbol::init_base_constant): Likewise.
1921 (Symbol::init_base_undefined): New function.
1922 (Sized_symbol::init_object): Rename from init. Change all
1923 callers.
1924 (Sized_symbol::init_output_data): Likewise.
1925 (Sized_symbol::init_output_segment): Likewise.
1926 (Sized_symbol::init_constant): Likewise.
1927 (Sized_symbol::init_undefined): New function.
1928 (Symbol_table::add_undefined_symbols_from_command_line): New
1929 function.
1930 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1931 function.
1932 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1933 (Symbol::output_section): Likewise.
1934 (Symbol::set_output_section): Likewise.
1935 (Symbol_table::sized_finalize_symbol): Likewise.
1936 (Symbol_table::sized_write_globals): Likewise.
1937 * resolve.cc (Symbol_table::should_override): Likewise.
1938 (Symbol::override_base_with_special): Likewise.
1939
8bdcdf2c
ILT		 1940 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1941 symbol, change it to have default visibility.
1942 * testsuite/protected_1.cc: New file.
1943 * testsuite/protected_2.cc: New file.
1944 * testsuite/protected_3.cc: New file.
1945 * testsuite/protected_main_1.cc: New file.
1946 * testsuite/protected_main_2.cc: New file.
1947 * testsuite/protected_main_3.cc: New file.
1948 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1949 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1950 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1951 (protected_1.so): New target.
1952 (protected_1_pic.o, protected_2_pic.o): New targets.
1953 (protected_3_pic.o): New target.
1954 (check_PROGRAMS): Add protected_2.
1955 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1956 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1957 * testsuite/Makefile.in: Rebuild.
1958
2b706932
ILT		 1959 * options.h (DEFINE_var): Add set_user_set_##varname__.
1960 (DEFINE_bool_alias): New macro.
1961 (class General_options): Define -Bstatic using DEFINE_bool_alias
1962 rather than DEFINE_special. Add --undefined as an alias for -z
1963 defs.
1964 * options.cc (General_options::parse_Bstatic): Remove.
1965
d82a5bcc
ILT		 1966 * options.h (class General_options): Add --fatal-warnings.
1967 * main.cc (main): Implement --fatal-warnings.
1968 * errors.h (Errors::warning_count): New function.
1969
f1f70eae
ILT		 1970 * options.h (class General_options): Add -Bsymbolic-functions.
1971 * symtab.h (Symbol::is_preemptible): Check for
1972 -Bsymbolic-functions.
1973
8825ac63
ILT		 19742008-05-05 Ian Lance Taylor <iant@google.com>
1975
d98bc257
ILT		 1976 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1977 as noVARNAME rather than no-VARNAME.
1978 (class General_options): Add option -z combreloc.
1979 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1980 get_address.
1981 (Output_reloc::sort_before) [SHT_REL]: New function.
1982 (Output_reloc::sort_before) [SHT_RELA]: New function.
1983 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1984 Sort_relocs_comparison.
1985 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1986 parameter. Change all callers.
1987 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1988 sort_relocs parameter. Change all callers.
1989 * output.cc (Output_reloc::get_address): New function, broken out
1990 of write_rel.
1991 (Output_reloc::write_rel): Call it.
1992 (Output_reloc::compare): New function.
1993 (Output_data_reloc_base::do_write): Optionally sort relocs.
1994
60b2b4e7
ILT		 1995 * configure.ac: If targ_extra_obj is set, link it in.
1996 * configure.tgt: Initialize all variables.
1997 (x86_64*): Set targ_extra_obj and targ_extra_size.
1998 * configure: Rebuild.
1999
8825ac63
ILT		 2000 * object.cc (Sized_relobj::include_section_group): Adjust section
2001 indexes read from group data. Build vector to pass to
2002 layout_group.
2003 * layout.cc (Layout::layout_group): Add flags and shndxes
2004 parameters. Remove contents parameter. Change caller. Update
2005 explicit instantiations.
2006 * layout.h (class Layout): Update layout_group declaration.
2007 * output.cc (Output_data_group::Output_data_group): Add flags and
2008 input_shndxes parameters. Remove contents parameter. Change
2009 caller.
2010 (Output_data_group::do_write): Change input_sections_ to
2011 input_shndxes_.
2012 * output.h (class Output_data_group): Update constructor
2013 declaration. Rename input_sections_ to input_shndxes_.
2014 * testsuite/many_sections_test.cc: Add template.
2015
e94cf127
CC		 20162008-04-30 Cary Coutant <ccoutant@google.com>
2017
4418b2d5
CC		 2018 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2019
e94cf127
CC		 2020 * layout.cc (Layout::include_section): Refactored check for debug
2021 info section.
2022 (Layout::add_comdat): Add new parameters. Change type
2023 of signature parameter. Add object and shndx to signatures table.
2024 (Layout::find_kept_object): New function.
2025 * layout.h: Include <cstring>.
2026 (Layout::is_debug_info_section): New function.
2027 (Layout::add_comdat): Add new parameters.
2028 (Layout::find_kept_object): New function.
2029 (Layout::Kept_section): New struct.
2030 (Layout::Signatures): Change type of map range.
2031 * object.cc (Relobj::output_section_address): New function.
2032 (Sized_relobj::include_section_group): Add new parameters. Change
2033 calls to Layout::add_comdat. Change to build table of kept comdat
2034 groups and table mapping discarded sections to kept sections.
2035 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2036 (Sized_relobj::do_layout): Change calls to include_section_group and
2037 include_linkonce_section.
2038 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2039 value to zero when section is discarded.
2040 (Sized_relobj::map_to_kept_section): New function.
2041 * object.h (Relobj::output_section_address): New function.
2042 (Relobj::Comdat_group): New type.
2043 (Relobj::find_comdat_group): New function.
2044 (Relobj::Comdat_group_table): New type.
2045 (Relobj::Kept_comdat_section): New type.
2046 (Relobj::Kept_comdat_section_table): New type.
2047 (Relobj::add_comdat_group): New function.
2048 (Relobj::set_kept_comdat_section): New function.
2049 (Relobj::get_kept_comdat_section): New function.
2050 (Relobj::comdat_groups_): New field.
2051 (Relobj::kept_comdat_sections_): New field.
2052 (Symbol_value::input_value): Update comment.
2053 (Sized_relobj::map_to_kept_section) New function.
2054 (Sized_relobj::include_linkonce_section): Add new parameter.
2055 * target-reloc.h (Comdat_behavior): New type.
2056 (get_comdat_behavior): New function.
2057 (relocate_section): Add code to map a discarded section to the
2058 corresponding kept section when applying a relocation.
2059
e4e5049b
CS		 20602008-04-30 Craig Silverstein <csilvers@google.com>
2061
2062 * dwarf_reader.cc (next_generation_count): New static var.
2063 (Addr2line_cache_entry): New struct.
2064 (addr2line_cache): New static var.
2065 (Dwarf_line_info::one_addr2line): Added caching.
2066 (Dwarf_line_info::clear_addr2line_cache): New function.
2067 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2068 cache-size parameter.
2069 (Dwarf_line_info::one_addr2line_cache): New function.
2070 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2071 new cache-size argument to one_addr2line(), and clear cache.
2072
d09e9154
CC		 20732008-04-28 Cary Coutant <ccoutant@google.com>
2074
2075 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2076 R_386_PC8 relocations.
2077
7ef73768
ILT		 20782008-04-23 Ian Lance Taylor <iant@google.com>
2079
55438702
ILT		 2080 * object.cc (Sized_relobj::include_section_group): Check for
2081 invalid section group.
2082
c165fb93
ILT		 2083 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2084 header size.
2085
7ef73768
ILT		 2086 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2087 than read for file header.
2088 * archive.cc (Archive::include_member): Likewise.
2089
6194aaab
L		 20902008-04-23 Paolo Bonzini <bonzini@gnu.org>
2091
2092 * aclocal.m4: Regenerate.
2093 * configure: Regenerate.
2094
d491d34e
ILT		 20952008-04-19 Ian Lance Taylor <iant@google.com>
2096
5ea2bac6
ILT		 2097 * version.cc (version_string): Bump to 1.6.
2098
7bc3e21a
ILT		 2099 * testsuite/Makefile.am (many_sections_r_test): New target.
2100 (many_sections_r_test_SOURCES): Remove.
2101 (many_sections_r_test_DEPENDENCIES): Remove.
2102 (many_sections_r_test_LDFLAGS): Remove.
2103 (many_sections_r_test_LDADD): Remove.
2104
7fcd3aa9
ILT		 2105 * object.cc (Sized_relobj::do_add_symbols): Always pass
2106 local_symbol_count_ to add_from_relobj.
2107
4c94d6ae
ILT		 2108 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2109 every thousand variables.
2110 * testsuite/Makefile.in: Rebuild.
2111
d491d34e
ILT		 2112 * object.cc (Xindex::initialize_symtab_xindex): New function.
2113 (Xindex::read_symtab_xindex): New function.
2114 (Xindex::sym_xindex_to_shndx): New function.
2115 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2116 available.
2117 (Sized_relobj::do_initialize_xindex): New function.
2118 (Sized_relobj::do_read_symbols): Adjust section links.
2119 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2120 parameter. Change all callers.
2121 (Sized_relobj::include_section_group): Adjust section links and
2122 symbol section indexes.
2123 (Sized_relobj::do_layout): Adjust section links.
2124 (Sized_relobj::do_count_local_symbols): Adjust section links and
2125 symbol section indexes.
2126 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2127 ordinary and special symbols.
2128 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2129 dynsym_xindex parameters. Change all callers. Adjust section
2130 links. Use SHN_XINDEX when needed.
2131 (Sized_relobj::get_symbol_location_info): Adjust section links.
2132 Don't get fooled by special symbols.
2133 * object.h (class Xindex): Define.
2134 (class Object): Add xindex_ parameter. Declare virtual functoin
2135 do_initialize_xindex.
2136 (Object::adjust_sym_shndx): New function.
2137 (Object::set_xindex): New protected function.
2138 (class Symbol_value): Add is_ordinary_shndx_ field.
2139 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2140 (Symbol_value::value): Assert ordinary section.
2141 (Symbol_value::initialize_input_to_output_map): Likewise.
2142 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2143 Change all callers.
2144 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2145 all callers.
2146 (class Sized_relobj): Update declarations.
2147 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2148 parameter. Change all callers.
2149 (Sized_relobj::adjust_shndx): New function.
2150 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2151 field.
2152 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2153 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2154 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2155 (Sized_dynobj::read_dynsym_section): Adjust section links.
2156 (Sized_dynobj::read_dynamic): Likewise.
2157 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2158 section links.
2159 (Sized_dynobj::do_initialize_xindex): New function.
2160 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2161 do_initialize_xindex.
2162 (Sized_dynobj::adjust_shndx): New function.
2163 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2164 dynsym_xindex_ fields.
2165 (Layout::finalize): Add a call to set_section_indexes before
2166 creating the symtab sections.
2167 (Layout::set_section_indexes): Don't do anything if the section
2168 already has a section index.
2169 (Layout::create_symtab_sections): Add shnum parameter. Change
2170 caller. Create .symtab_shndx section if needed.
2171 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2172 caller.
2173 (Layout::allocated_output_section_count): New function.
2174 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2175 needed.
2176 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2177 fields. Update declarations.
2178 (Layout::symtab_xindex): New function.
2179 (Layout::dynsym_xindex): New function.
2180 (class Write_symbols_task): Add layout_ field.
2181 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2182 Change caller.
2183 * output.cc (Output_section_headers::Output_section_headers): Add
2184 shstrtab_section parameter. Change all callers.
2185 (Output_section_headers::do_sized_write): Store overflow values
2186 for section count and section string table section index in
2187 section header zero.
2188 (Output_file_header::do_sized_write): Check for overflow of
2189 section count and section string table section index.
2190 (Output_symtab_xindex::do_write): New function.
2191 (Output_symtab_xindex::endian_do_write): New function.
2192 * output.h (class Output_section_headers): Add shstrtab_section_.
2193 Update declarations.
2194 (class Output_symtab_xindex): Define.
2195 (Output_section::has_out_shndx): New function.
2196 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2197 field.
2198 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2199 Change all callers.
2200 (Sized_symbol::init): Likewise.
2201 (Symbol::output_section): Check for ordinary symbol.
2202 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2203 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2204 callers.
2205 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2206 Change all callers. Simplify handling of symbols from sections
2207 not included in the link.
2208 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2209 distinction.
2210 (Weak_alias_sorter::operator()): Assert that symbols are
2211 ordinary.
2212 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2213 distinction.
2214 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2215 parameters. Change all callers.
2216 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2217 symbol distinction. Use SHN_XINDEX when needed.
2218 (Symbol_table::write_section_symbol): Add symtab_xindex
2219 parameter. Change all callers.
2220 (Symbol_table::sized_write_section_symbol): Likewise. Use
2221 SHN_XINDEX when needed.
2222 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2223 declarations.
2224 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2225 (Symbol::is_defined): Check is_ordinary.
2226 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2227 (Symbol::is_absolute, Symbol::is_common): Likewise.
2228 (class Sized_symbol): Update declarations.
2229 (class Symbol_table): Update declarations.
2230 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2231 parameters. Change all callers.
2232 (Sized_symbol::override): Likewise.
2233 (Symbol_table::override): Likewise.
2234 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2235 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2236 is_ordinary, and orig_st_shndx parameters. Change all callers.
2237 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2238 to be in an ordinary section.
2239 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2240 object and is_ordinary parameters. Change all callers.
2241 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2242 Change all callers. Don't add undefined or non-ordinary symbols
2243 to reloc_map_.
2244 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2245 Change all callers.
2246 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2247 declarations.
2248 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2249 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2250 (Sized_relobj::relocate_sections): Likewise.
2251 * target-reloc.h (scan_relocs): Adjust section symbol index.
2252 (scan_relocatable_relocs): Likewise.
2253 * i386.cc (Scan::local): Check for ordinary symbols.
2254 * sparc.cc (Scan::local): Likewise.
2255 * x86_64.cc (Scan::local): Likewise.
2256 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2257 to symbol_section_and_value.
2258 * testsuite/many_sections_test.cc: New file.
2259 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2260 (check_PROGRAMS): Add many_sections_test.
2261 (many_sections_test_SOURCES): Define.
2262 (many_sections_test_DEPENDENCIES): Define.
2263 (many_sections_test_LDFLAGS): Define.
2264 (BUILT_SOURCES): Add many_sections_define.h.
2265 (many_sections_define.h): New target.
2266 (BUILT_SOURCES): Add many_sections_check.h.
2267 (many_sections_check.h): New target.
2268 (check_PROGRAMS): Add many_sections_r_test.
2269 (many_sections_r_test_SOURCES): Define.
2270 (many_sections_r_test_DEPENDENCIES): Define.
2271 (many_sections_r_test_LDFLAGS): Define.
2272 (many_sections_r_test_LDADD): Define.
2273 (many_sections_r_test.o): New target.
2274 * testsuite/Makefile.in: Rebuild.
2275
c5818ff1
CC		 22762008-04-17 Cary Coutant <ccoutant@google.com>
2277
2278 * errors.cc (Errors::info): New function.
2279 (gold_info): New function.
2280 * errors.h (Errors::info): New function.
2281 * gold.h (gold_info): New function.
2282 * object.cc (Input_objects::add_object): Print trace output.
2283 * options.cc (options::parse_set): New function.
2284 (General_options::parse_wrap): Deleted.
2285 (General_options::General_options): Deleted initializer.
2286 * options.h (options::String_set): New typedef.
2287 (options::parse_set): New function.
2288 (DEFINE_set): New macro.
2289 (General_options::wrap): Changed to use DEFINE_set. Changed
2290 callers of any_wrap_symbols and is_wrap_symbol.
2291 (General_options::trace, General_options::trace_symbol):
2292 New options.
2293 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2294 (General_options::wrap_symbols_): Deleted.
2295 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2296
b5be4a7c
DM		 22972008-04-17 David S. Miller <davem@davemloft.net>
2298
2299 * options.cc (General_options::parse_V): New function.
2300 * options.h: Add entries for -V and -Qy.
2301
155a0dd7
ILT		 23022008-04-17 Ian Lance Taylor <iant@google.com>
2303
2304 * common.cc (Symbol_table::allocate_commons): Remove options
2305 parameter. Change caller.
2306 (Symbol_table::do_allocate_commons): Remove options parameter.
2307 Change caller. Just call do_allocate_commons_list twice.
2308 (Symbol_table::do_allocate_commons_list): New function, broken out
2309 of do_allocate_commons.
2310 * common.h (class Allocate_commons_task): Remove options_ field.
2311 Update constructor.
2312 * symtab.cc (Symbol_table::Symbol_table): Initialize
2313 tls_commons_.
2314 (Symbol_table::add_from_object): Put TLS common symbols on
2315 tls_commons_ list.
2316 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2317 which are IN_OUTPUT_DATA.
2318 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2319 allocate_commons and do_allocate_commons declarations. Declare
2320 do_allocate_commons_list.
2321 * gold.cc (queue_middle_tasks): Update creation of
2322 Allocate_commons_task to not pass options.
2323 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2324 (TLS_TEST_C_FLAGS): New variable.
2325 (tls_test_c_pic.o): New target.
2326 (tls_test_shared.so): Link in tls_test_c_pic.o.
2327 (tls_test_c_pic_ie.o): New target.
2328 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2329 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2330 (tls_test_c.o): New target.
2331 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2332 (tls_pic_test_LDADD): Likewise.
2333 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2334 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2335 (tls_test_c_gnu2.o): New target.
2336 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2337 tls_test_c_gnu2.o.
2338 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2339 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2340 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2341 * testsuite/tls_test.cc: Include "config.h".
2342 (t_last): Call t11_last.
2343 * testsuite/tls_test.h (t11, t11_last): Declare.
2344 * testsuite/tls_test_c.c: New file.
2345 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2346 * configure.ac: Check for OpenMP support.
2347 * configure, config.in, Makefile.in: Rebuild.
2348 * testsuite/Makefile.in: Rebuild.
2349
edfbb029
CC		 23502008-04-16 Cary Coutant <ccoutant@google.com>
2351
2352 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2353 (Target_i386::tls_base_symbol_defined_): New field.
2354 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2355 (Target_i386::Scan::global): Likewise.
2356 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2357 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2358 (Target_x86_64::tls_base_symbol_defined_): New field.
2359 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2360 (Target_x86_64::Scan::global): Likewise.
2361
f3c69fca
CC		 23622008-04-16 Cary Coutant <ccoutant@google.com>
2363
2364 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2365 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2366 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2367 building shared libraries.
2368 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2369 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2370 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2371 * testsuite/Makefile.in: Rebuild.
2372 * testsuite/weak_undef.h: New file.
2373 * testsuite/weak_undef_file1.cc: Add extra test cases.
2374 * testsuite/weak_undef_file2.cc: Likewise.
2375 * testsuite/weak_undef_test.cc: Likewise.
2376
7c414435
DM		 23772008-04-16 David S. Miller <davem@davemloft.net>
2378
32b769e1
DM		 2379 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2380 Add issued_non_pic_error_ field. Declare check_non_pic.
2381 (Target_sparc::Scan::check_non_pic): New function.
2382 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2383 (Target_sparc::Scan::global): Likewise.
2384
11936fb1
DM		 2385 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2386 * configure: Rebuild.
2387
7c414435
DM		 2388 * options.h (DEFINE_enable): New macro.
2389 (new_dtags): New enable option.
2390 (initfirst, interpose, loadfltr, nodefaultlib,
2391 nodelete, nodlopen, nodump): New -z options.
2392 * layout.cc (Layout:finish_dynamic_section): If new
2393 dtags enabled, emit DT_RUNPATH. Also, emit a
2394 DT_FLAGS_1 containing any specified -z flags.
2395
85c7bf8b
ILT		 23962008-04-16 Ian Lance Taylor <iant@google.com>
2397
12c0daef
ILT		 2398 * copy-relocs.cc: New file.
2399 * copy-relocs.h: New file.
2400 * reloc.cc: Remove Copy_relocs code.
2401 * reloc.h: Likewise.
2402 * reloc-types.h (struct Reloc_types) [both versions]: Add
2403 get_reloc_addend_noerror.
2404 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2405 variants of add_global which take an addend which must be zero.
2406 * i386.cc: Include "copy-relocs.h".
2407 (class Target_i386): Change type of copy_relocs_ to variable,
2408 update initializer.
2409 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2410 Change all callers.
2411 (Target_i386::do_finalize_sections): Change handling of
2412 copy_relocs_.
2413 * sparc.cc: Include "copy-relocs.h".
2414 (class Target_sparc): Change type of copy_relocs_ to variable,
2415 update initializer.
2416 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2417 Change all callers.
2418 (Target_sparc::do_finalize_sections): Change handling of
2419 copy_relocs_.
2420 * x86_64.cc: Include "copy-relocs.h".
2421 (class Target_x86_64): Change type of copy_relocs_ to variable,
2422 update initializer.
2423 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2424 class. Change all callers.
2425 (Target_x86_64::do_finalize_sections): Change handling of
2426 copy_relocs_.
2427 * Makefile.am (CCFILES): Add copy-relocs.cc.
2428 (HFILES): Add copy-relocs.h.
2429
4f4995b6
ILT		 2430 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2431
85c7bf8b
ILT		 2432 * testsuite/script_test_4.sh: Permit leading zeroes.
2433
4f2a9edd
ILT		 24342008-04-15 Ian Lance Taylor <iant@google.com>
2435
e6188289
ILT		 2436 * script-sections.cc (Script_sections::create_segments): Use
2437 header_size_adjustment even when there is enough room for the
2438 headers.
2439 * testsuite/script_test_4.sh: New file.
2440 * testsuite/script_test_4.t: New file.
2441 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2442 (check_DATA): Add script_test_4.stdout.
2443 (MOSTLYCLEANFILES): Likewise.
2444 (script_test_4): New target.
2445 (script_test_4.stdout): New target.
2446 * testsuite/Makefile.in: Rebuild.
2447
4f2a9edd
ILT		 2448 * sparc.cc: Add definitions for Output_data_plt_sparc class
2449 constants.
2450
f5314dd5
DM		 24512008-04-14 David S. Miller <davem@davemloft.net>
2452
2453 * sparc.cc: New file.
2454 * Makefile.am (TARGETSOURCES): Add sparc.cc
2455 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2456 * configure.tgt: Document targ_extra_size and
2457 targ_extra_big_endian. Add entries for sparc-* and
2458 sparc64-*.
2459 * configure.ac: Handle targ_extra_size and
2460 targ_extra_big_endian.
2461 * Makefile.in: Rebuild.
2462 * configure: Likewise.
2463 * po/POTFILES.in: Likewise.
2464 * po/gold.pot: Likewise.
2465
154e0e9a
ILT		 24662008-04-14 Ian Lance Taylor <iant@google.com>
2467
2468 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2469 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2470 in the name/type/flags to section mapping. Don't call
2471 allocate_output_section.
2472 (Layout::choose_output_section): Change parameter from adjust_name
2473 to is_input_section. Don't permit input sections after sections
2474 are attached to segments. Don't call allocate_output_section.
2475 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2476 not write_enable_output_section.
2477 (Layout::make_output_section): Don't push to
2478 unattached_section_list_ nor call attach_to_segment. Call
2479 attach_section_to_segment if sections are attached.
2480 (Layout::attach_sections_to_segments): New function.
2481 (Layout::attach_section_to_segment): New function.
2482 (Layout::attach_allocated_section_to_segment): Rename from
2483 attach_to_segment. Remove flags parameter.
2484 (Layout::allocate_output_section): Remove function.
2485 (Layout::write_enable_output_section): Remove function.
2486 * layout.h (class Layout): Update for above changes. Add new
2487 field sections_are_attached_.
2488 * output.h (Output_section::update_flags_for_input_section): New
2489 function.
2490 * output.cc (Output_section::add_input_section): Call
2491 update_flags_for_input_section.
2492 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2493
009a67a2
CC		 24942008-04-11 Cary Coutant <ccoutant@google.com>
2495
2496 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2497 thought unnecessary.
2498 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2499
759b1a24
ILT		 25002008-04-11 Ian Lance Taylor <iant@google.com>
2501
2502 * output.h (class Output_section_data): Remove inline definition
2503 of set_addralign.
2504 * output.cc (Output_section_data::set_addralign): New function.
2505
c2b45e22
CC		 25062008-04-11 Cary Coutant <ccoutant@google.com>
2507
2508 Add support for TLS descriptors for i386 and x86_64.
2509 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2510 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2511 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2512 GOT_TYPE_TLS_DESC.
2513 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2514 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2515 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2516 relocations.
2517 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2518 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2519 Fix problem with initial-exec relocations.
2520 (Target_i386::Relocate::relocate_tls): Likewise.
2521 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2522 relaxation.
2523 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2524 support for section-plus-offset dynamic table entries.
2525 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2526 (Output_data_dynamic::Dynamic_entry): Add support for
2527 section-plus-offset dynamic table entries.
2528 (Output_data_dynamic::Classification): Likewise.
2529 (Output_data_dynamic::classification_): Renamed offset_.
2530 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2531 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2532 (Target_x86_64::make_plt_section): New function.
2533 (Target_x86_64::reserve_tlsdesc_entries): New function.
2534 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2535 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2536 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2537 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2538 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2539 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2540 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2541 add extra PLT entry for TLS descriptors.
2542 (Output_data_plt_x86_64::got_): New field.
2543 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2544 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2545 fields.
2546 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2547 descriptors.
2548 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2549 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2550 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2551 R_386_TLS_DESC_CALL relocations.
2552 (Target_x86_64::Scan::global): Likewise.
2553 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2554 for TLS descriptors.
2555 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2556 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2557 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2558 GD-to-IE relaxation.
2559 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2560 and TLS_DESCRIPTORS.
2561 * Makefile.in: Rebuild.
2562 * configure: Rebuild.
2563 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2564 (tls_test_shared2.so): New target.
2565 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2566 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2567 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2568 (tls_shared_gd_to_ie_test_LDADD): New variable.
2569 (tls_shared_gnu2_gd_to_ie_test): New target.
2570 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2571 New targets.
2572 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2573 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2574 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2575 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2576 (tls_shared_gnu2_test): New target.
2577 (tls_test_gnu2_shared.so): New target.
2578 (tls_shared_gnu2_test_SOURCES): New variable.
2579 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2580 (tls_shared_gnu2_test_LDFLAGS): New variable.
2581 (tls_shared_gnu2_test_LDADD): New variable.
2582 * testsuite/Makefile.in: Rebuild.
2583 * testsuite/Makefile.
2584
83bfb6b7
ILT		 25852008-04-11 Ian Lance Taylor <iant@google.com>
2586
2587 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2588 justsyms.t.
2589 * testsuite/Makefile.in: Rebuild.
2590
2591 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2592 long.
2593 * testsuite/script_test_2.cc (main): Adjust test.
2594
706e1f5e
ILT		 25952008-04-11 David S. Miller <davem@davemloft.net>
2596 Ian Lance Taylor <iant@google.com>
2597
2598 * options.h (General_options): Add entries for '-Y' and
2599 '-relax'.
2600 * options.cc (General_options:finalize): If -Y was used, add those
2601 entries to the library path instead of the default "/lib" and
2602 "/usr/lib".
2603
7c98e6bb
DM		 26042008-04-11 David S. Miller <davem@davemloft.net>
2605
2606 * testsuite/justsyms.t: Start at 0x100.
2607 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2608 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2609 long.
2610 * testsuite/script_test_2.cc: Adjust string and section length
2611 checks.
7c98e6bb 2612
99a37bfd
ILT		 26132008-04-09 Ian Lance Taylor <iant@google.com>
2614
2cefc357
ILT		 2615 PR gold/5996
2616 * script-sections.cc (Sections_element::allocate_to_segment): Add
2617 orphan parameter.
2618 (Output_section_definition::allocate_to_segment): Likewise.
2619 (Orphan_output_section::allocate_to_segment): Likewise.
2620 (Script_sections::attach_sections_using_phdrs_clause): Don't
2621 propagate non-PT_LOAD segments to orphan sections.
2622 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2623 readelf rather than objdump.
2624 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2625 .interp section and PT_INTERP segment are the same size.
2626 * testsuite/Makefile.in: Rebuild.
2627
99a37bfd
ILT		 2628 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2629 aliases for symbols defined in the same object.
2630 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2631 (weak_alias_test_SOURCES): New variable.
2632 (weak_alias_test_DEPENDENCIES): New variable.
2633 (weak_alias_test_LDFLAGS): New variable.
2634 (weak_alias_test_LDADD): New variable.
2635 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2636 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2637 (weak_alias_test_3.o): New target.
2638 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2639 * testsuite/weak_alias_test_main.cc: New file.
2640 * testsuite/weak_alias_test_1.cc: New file.
2641 * testsuite/weak_alias_test_2.cc: New file.
2642 * testsuite/weak_alias_test_3.cc: New file.
2643
780e49c5
ILT		 26442008-04-08 Ian Lance Taylor <iant@google.com>
2645
cdb0b8f5
ILT		 2646 * options.h (class General_options): Add --noinhibit-exec option.
2647 * main.cc (main): Check --noinhibit-exec.
2648
0864d551
ILT		 2649 * options.h (class General_options): Define --wrap as a special
2650 option. Add wrap_symbols_ field.
2651 (General_options::any_wrap_symbols): New function.
2652 (General_options::is_wrap_symbol): New function.
2653 * options.cc (General_options::parse_wrap): New function.
2654 (General_options::General_options): Initialize wrap_symbols_.
2655 * symtab.cc (Symbol_table::wrap_symbol): New function.
2656 (Symbol_table::add_from_object): Handle --wrap.
2657 * symtab.h (class Symbol_table): Declare wrap_symbol.
2658 * target.h (Target::wrap_char): New function.
2659 (Target::Target_info): Add wrap_char field.
2660 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2661 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2662 * testsuite/testfile.cc (Target_test::test_target_info):
2663 Likewise.
2664
789aa6de
ILT		 2665 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2666 there is one.
2667
2c38906f
ILT		 2668 * layout.h (class Layout): Add added_eh_frame_data_ field.
2669 * layout.cc (Layout::Layout): Initialize new field.
2670 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2671 output section until we find a section we merged successfully.
2672 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2673 that the size be non-zero.
2674
780e49c5
ILT		 2675 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2676 qualifier.
2677
7fcd0256
ILT		 26782008-04-08 Craig Silverstein <csilvers@google.com>
2679
2680 * configure.ac: Export new conditional variable HAVE_ZLIB.
2681 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2682 on HAVE_ZLIB.
2683 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2684 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2685
6835af53
ILT		 26862008-04-07 Ian Lance Taylor <iant@google.com>
2687
e24f324c
ILT		 2688 * version.cc (version_string): Set to "1.5".
2689
a036edd8
ILT		 2690 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2691 Add issued_non_pic_error_ field. Declare check_non_pic.
2692 (Target_x86_64::Scan::check_non_pic): New function.
2693 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2694 (Target_x86_64::Scan::global): Likewise.
2695
624f8810
ILT		 2696 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2697 addend parameter. Change caller. Handle merge sections.
2698 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2699 Address to Addend. Don't add in the result of
2700 local_section_offset, pass down the addend and use the returned
2701 value.
2702 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2703 Update declarations of local_section_offset and symbol_value.
2704 * testsuite/two_file_test_1.cc (t18): New function.
2705 * testsuite/two_file_test_2.cc (f18): New function.
2706 * testsuite/two_file_test_main.cc (main): Call t18.
2707 * testsuite/two_file_test.h (t18, f18): Declare.
2708
6835af53
ILT		 2709 * configure.ac: Don't test for objdump, c++filt, or readelf.
2710 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2711 conditionals.
2712 (TEST_READELF): New variable.
2713 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2714 (check_PROGRAMS): Add two_file_strip_test.
2715 (two_file_strip_test): New target.
2716 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2717 (two_file_same_shared_strip_test_SOURCES): New variable.
2718 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2719 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2720 (two_file_same_shared_strip_test_LDADD): New variable.
2721 (two_file_shared_strip.so): New target.
2722 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2723 (ver_test_5.syms, ver_test_7.syms): Likewise.
2724 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2725 (strip_test_3.stdout): Use TEST_OBJDUMP.
2726 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2727
86925eef
CC		 27282008-04-04 Cary Coutant <ccoutant@google.com>
2729
2730 * symtab.h (Symbol::is_weak_undefined): New function.
2731 (Symbol::is_strong_undefined): New function.
2732 (Symbol::is_absolute): New function.
2733 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2734 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2735 absolute symbols.
2736 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2737 (weak_undef_test): New target.
2738 * testsuite/Makefile.in: Rebuild.
2739 * testsuite/weak_undef_file1.cc: New file.
2740 * testsuite/weak_undef_file2.cc: New file.
2741 * testsuite/weak_undef_test.cc: New file.
2742
126f3ece
ILT		 27432008-04-03 Craig Silverstein <csilvers@google.com>
2744
2745 * compressed_output.h (class Output_compressed_section): Use
2746 unsigned buffer.
2747 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2748 add zlib header.
2749 (zlib_compressed_suffix): Removed.
2750 (Output_compressed_section::set_final_data_size): Use unsigned
2751 buffers.
2752 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2753 Fix linker invocation.
2754 (flagstest_o_specialfile_and_compress_debug_sections):
2755 Likewise.
2756 * testsuite/Makefile.in: Regenerated.
2757
deae2a14
DM		 27582008-04-02 David S. Miller <davem@davemloft.net>
2759
2760 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2761 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2762
70752818
ILT		 27632008-04-02 Craig Silverstein <csilvers@google.com>
2764
2765 * TODO: New file.
2766
39d0cb0e
ILT		 27672008-04-02 Ian Lance Taylor <iant@google.com>
2768
2769 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2770 parameters. Update for new key type to views_. Change all
2771 callers.
2772 (File_read::read): Adjust for byteshift in returned view.
2773 (File_read::add_view): New function, broken out of
2774 find_and_make_view.
2775 (File_read::make_view): New function, broken out of
2776 find_and_make_view.
2777 (File_read::find_or_make_view): Add offset and aligned
2778 parameters. Rewrite accordingly. Change all callers.
2779 (File_read::get_view): Add offset and aligned parameters. Adjust
2780 for byteshift in return value.
2781 (File_read::get_lasting_view): Likewise.
2782 * fileread.h (class File_read): Update declarations.
2783 (class File_read::View): Add byteshift_ field. Add byteshift to
2784 constructor. Add byteshift method.
2785 * archive.h (Archive::clear_uncached_views): New function.
2786 (Archive::get_view): Add aligned parameter. Change all callers.
2787 * object.h (Object::get_view): Add aligned parameter. Change all
2788 callers.
2789 (Object::get_lasting_view): Likewise.
2790
2791 * fileread.cc (File_read::release): Don't call clear_views if
2792 there are multiple objects.
2793 * fileread.h (File_read::clear_uncached_views): New function.
2794 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2795 on the archive.
2796
a1207466
CC		 27972008-03-31 Cary Coutant <ccoutant@google.com>
2798
2799 Add thin archive support.
2800 * archive.cc (Archive::armagt): New const.
2801 (Archive::setup): Remove task parameter and calls to unlock.
2802 (Archive::unlock_nested_archives): New function.
2803 (Archive::read_header): Add nested_off parameter. Change
2804 all callers.
2805 (Archive::interpret_header): Likewise.
2806 (Archive::include_all_members): Change to handle thin
2807 archives.
2808 (Archive::include_member): Likewise.
2809 * archive.h (Archive::Archive): Add new parameters and
2810 initializers.
2811 (Archive::armagt): New const.
2812 (Archive::setup): Remove task parameter.
2813 (Archive::unlock_nested_archives): New function.
2814 (Archive::read_header): Add nested_off parameter.
2815 (Archive::interpret_header): Likewise.
2816 (Archive::Nested_archive_table): New typedef.
2817 (Archive::is_thin_archive_): New field.
2818 (Archive::nested_archives_): New field.
2819 (Archive::options_): New field.
2820 (Archive::dirpath_): New field.
2821 (Archive::task_): New field.
2822 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2823 for thin archives. Pass additional parameters to
2824 Archive::Archive. Unlock the archive file after calling
2825 Archive::setup.
cd536b21 2826
479f6503
ILT		 28272008-03-29 Ian Lance Taylor <iant@google.com>
2828
686c8caf
ILT		 2829 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2830 version symbol to be local.
2831 * testsuite/ver_test_4.sh: New file.
2832 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2833 (check_DATA): Add ver_test_4.syms.
2834 (ver_test_4.syms): New target.
2835 * testsuite/Makefile.in: Rebuild.
2836
ab794b6b
ILT		 2837 * output.cc
2838 (Output_section::Input_section_sort_entry::has_priority): New
2839 function.
2840 (Output_section::Input_section_sort_entry::match_file_name): New
2841 function.
2842 (Output_section::Input_section_sort_entry::match_section_name):
2843 Remove.
2844 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2845 Remove.
2846 (Output_section::Input_section_sort_entry::match_section_file):
2847 Remove.
2848 (Output_section::Input_section_sort_compare::operator()): Rewrite
2849 using new Input_section_sort_entry functions. Sort crtbegin and
2850 crtend first. Sort sections with no priority before sections with
2851 a priority.
2852 * testsuite/initpri1.c (d3): Check j != 4.
2853 (cd5): New constructor/destructor function.
2854 (main): Check j != 2.
2855
479f6503
ILT		 2856 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2857 new symbol when resolving, don't call set_is_default.
2858 * testsuite/ver_test_7.cc: New file.
2859 * testsuite/ver_test_7.sh: New file.
2860 * testsuite/Makefile.am (ver_test_7.so): New target.
2861 (ver_test_7.o): New target.
2862 (check_SCRIPTS): Add ver_test_7.sh.
2863 (check_DATA): Add ver_test_7.syms.
2864 (ver_test_7.syms): New target.
2865
2fd32231
ILT		 28662008-03-28 Ian Lance Taylor <iant@google.com>
2867
2868 * layout.cc (Layout::layout): If we see an input section with a
2869 name that needs sorting, set the must_sort flag for the output
2870 section.
2871 (Layout::make_output_section): If the name of the output section
2872 indicates that it might require sorting, set the may_sort flag.
2873 * output.h (Output_section::may_sort_attached_input_sections): New
2874 function.
2875 (Output_section::set_may_sort_attached_input_sections): New
2876 function.
2877 (Output_section::must_sort_attached_input_sections): New
2878 function.
2879 (Output_section::set_must_sort_attached_input_sections): New
2880 function.
2881 (class Output_section): Declare Input_section_sort_entry. Define
2882 Input_section_sort_compare. Declare
2883 sort_attached_input_sections. Add new fields:
2884 may_sort_attached_input_sections_,
2885 must_sort_attached_input_sections_,
2886 attached_input_sections_are_sorted_.
2887 * output.cc (Output_section::Output_section): Initialize new
2888 fields.
2889 (Output_section::add_input_section): Add an entry to
2890 input_sections_ if may_sort or must_sort are true.
2891 (Output_section::set_final_data_size): Call
2892 sort_attached_input_sections if necessary.
2893 (Output_section::Input_section_sort_entry): Define new class.
2894 (Output_section::Input_section_sort_compare::operator()): New
2895 function.
2896 (Output_section::sort_attached_input_sections): New function.
2897 * configure.ac: Check whether the compiler supports constructor
2898 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2899 * testsuite/initpri1.c: New file.
2900 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2901 CONSTRUCTOR_PRIORITY.
2902 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2903 (initpri1_LDFLAGS): New variable.
2904 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2905
18e6b24e
ILT		 29062008-03-27 Ian Lance Taylor <iant@google.com>
2907
49bdd526
ILT		 2908 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2909 * testsuite/common_test_1.c: New file.
2910 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2911 (common_test_1_SOURCES): New variable.
2912 (common_test_1_DEPENDENCIES): New variable.
2913 (common_test_1_LDFLAGS): New variable.
2914
18e6b24e
ILT		 2915 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2916 and commons_ correctly when NAME/VERSION does not override
2917 NAME/NULL.
2918 * testsuite/ver_test_6.c: New file.
2919 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2920 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2921 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2922
04bf7072
ILT		 29232008-03-26 Ian Lance Taylor <iant@google.com>
2924
5871526f
ILT		 2925 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2926 of an undefined symbol from a version script.
2927 * testsuite/Makefile.am (ver_test_5.so): New target.
2928 (ver_test_5.o): New target.
2929 (check_SCRIPTS): Add ver_test_5.sh.
2930 (check_DATA): Add ver_test_5.syms.
2931 (ver_test_5.syms): New target.
2932 * testsuite/ver_test_5.cc: New file.
2933 * testsuite/ver_test_5.script: New file.
2934 * testsuite/ver_test_5.sh: New file.
2935 * Makefile.in, testsuite/Makefile.in: Rebuild.
2936
04bf7072
ILT		 2937 PR gold/5986
2938 Fix problems building gold with gcc 4.3.0.
2939 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2940 (gold_error_at_location, gold_warning_at_location): Use it.
2941 * configure.ac: Check whether we can compile and use a template
2942 function with a printf attribute.
2943 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2944 when jumping over bytes.
2945 * object.cc: Instantiate Object::read_section_data.
2946 * debug.h: Include <cstring>
2947 * dwarf_reader.cc: Include <algorithm>
2948 * main.cc: Include <cstring>.
2949 * options.cc: Include <cstring>.
2950 * output.cc: Include <cstring>.
2951 * script.cc: Include <cstring>.
2952 * script.h: Include <string>.
2953 * symtab.cc: Include <cstring> and <algorithm>.
2954 * target-select.cc: Include <cstring>.
2955 * version.cc: Include <string>.
2956 * testsuite/testmain.cc: Include <cstdlib>.
2957 * configure, config.in: Rebuild.
2958
874c5b28
ILT		 29592008-03-25 Ian Lance Taylor <iant@google.com>
2960
819d6c3a
ILT		 2961 * options.cc: Include "../bfd/bfdver.h".
2962 (options::help): Print bug reporting address.
2963
f4b2c6f5
ILT		 2964 * version.cc (print_version): Adjust output for current value of
2965 BFD_VERSION_STRING.
2966
2967 * NEWS: New file.
2968
e96caa79
ILT		 2969 * options.cc (options::help): Print list of supported targets.
2970 * target-select.h: Include <vector>.
2971 (class Target_selector): Make machine_, size_, and is_big_endian_
2972 fields const. Add bfd_name_ and instantiated_target_ fields.
2973 (Target_selector::Target_selector): Add bfd_name parameter.
2974 (Target_selector::recognize): Make non-virtual, call
2975 do_recognize.
2976 (Target_selector::recognize_by_name): Make non-virtual, call
2977 do_recognize_by_name.
2978 (Target_selector::supported_names): New function.
2979 (Target_selector::bfd_name): New function.
2980 (Target_selector::do_instantiate_target): New pure virtual
2981 function.
2982 (Target_selector::do_recognize): New virtual function.
2983 (Target_selector::do_recognize_by_name): New virtual function.
2984 (Target_selector::instantiate_target): New private function.
2985 (supported_target_names): Declare.
2986 * target-select.cc (Target_selector::Target_selector): Update for
2987 new parameter and fields.
2988 (select_target_by_name): Check that the name matches before
2989 calling recognize_by_name.
2990 (supported_target_names): New function.
2991 * i386.cc (class Target_selector_i386): Update Target_selector
2992 constructor call. Remove recognize and recognize_by_name. Add
2993 do_instantiate_target.
2994 * x86_64.cc (class Target_selector_x86_64): Likewise.
2995 * testsuite/testfile.cc (class Target_selector_test): Update for
2996 changes to Target_selector.
2997
874c5b28
ILT		 2998 * README: Rewrite, with some notes on unsupported features.
2999
0a65a3a7
CC		 30002008-03-24 Cary Coutant <ccoutant@google.com>
3001
3002 * i386.cc (Target_i386::Got_type): New enum declaration.
3003 (Target_i386::Scan::local): Updated callers of Output_data_got
3004 member functions.
3005 (Target_i386::Scan::global): Likewise.
3006 (Target_i386::Relocate::relocate): Likewise.
3007 (Target_i386::Relocate::relocate_tls): Likewise.
3008 * object.h (Got_offset_list): New class.
3009 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3010 (Sized_relobj::local_got_offset): Likewise.
3011 (Sized_relobj::set_local_got_offset): Likewise.
3012 (Sized_relobj::local_has_tls_got_offset): Removed.
3013 (Sized_relobj::local_tls_got_offset): Removed.
3014 (Sized_relobj::set_local_tls_got_offset): Removed.
3015 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3016 * output.cc (Output_data_got::add_global): Added got_type parameter.
3017 (Output_data_got::add_global_with_rel): Likewise.
3018 (Output_data_got::add_global_with_rela): Likewise.
3019 (Output_data_got::add_global_pair_with_rel): New function.
3020 (Output_data_got::add_global_pair_with_rela): New function.
3021 (Output_data_got::add_local): Added got_type parameter.
3022 (Output_data_got::add_local_with_rel): Likewise.
3023 (Output_data_got::add_local_with_rela): Likewise.
3024 (Output_data_got::add_local_pair_with_rel): New function.
3025 (Output_data_got::add_local_pair_with_rela): New function.
3026 (Output_data_got::add_global_tls): Removed.
3027 (Output_data_got::add_global_tls_with_rel): Removed.
3028 (Output_data_got::add_global_tls_with_rela): Removed.
3029 (Output_data_got::add_local_tls): Removed.
3030 (Output_data_got::add_local_tls_with_rel): Removed.
3031 (Output_data_got::add_local_tls_with_rela): Removed.
3032 * output.h (Output_data_got::add_global): Added got_type parameter.
3033 (Output_data_got::add_global_with_rel): Likewise.
3034 (Output_data_got::add_global_with_rela): Likewise.
3035 (Output_data_got::add_global_pair_with_rel): New function.
3036 (Output_data_got::add_global_pair_with_rela): New function.
3037 (Output_data_got::add_local): Added got_type parameter.
3038 (Output_data_got::add_local_with_rel): Likewise.
3039 (Output_data_got::add_local_with_rela): Likewise.
3040 (Output_data_got::add_local_pair_with_rel): New function.
3041 (Output_data_got::add_local_pair_with_rela): New function.
3042 (Output_data_got::add_global_tls): Removed.
3043 (Output_data_got::add_global_tls_with_rel): Removed.
3044 (Output_data_got::add_global_tls_with_rela): Removed.
3045 (Output_data_got::add_local_tls): Removed.
3046 (Output_data_got::add_local_tls_with_rel): Removed.
3047 (Output_data_got::add_local_tls_with_rela): Removed.
3048 * resolve.cc (Symbol::override_base_with_special): Removed
3049 reference to has_got_offset_ field.
3050 * symtab.cc (Symbol::init_fields): Replaced initialization
3051 of got_offset_ with got_offsets_. Removed initialization
3052 of has_got_offset_
53fcba31 3053 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3054 (Symbol::got_offset): Likewise.
3055 (Symbol::set_got_offset): Likewise.
3056 (Symbol::has_tls_got_offset): Removed.
3057 (Symbol::tls_got_offset): Removed.
3058 (Symbol::set_tls_got_offset): Removed.
3059 (Symbol::got_offset_): Removed.
3060 (Symbol::tls_mod_got_offset_): Removed.
3061 (Symbol::tls_pair_got_offset_): Removed.
3062 (Symbol::got_offsets_): New field.
3063 (Symbol::has_got_offset): Removed.
3064 (Symbol::has_tls_mod_got_offset): Removed.
3065 (Symbol::has_tls_pair_got_offset): Removed.
3066 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3067 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3068 member functions.
3069 (Target_x86_64::Scan::global): Likewise.
3070 (Target_x86_64::Relocate::relocate): Likewise.
3071 (Target_x86_64::Relocate::relocate_tls): Likewise.
3072
bd52eafb
BE		 30732008-03-25 Ben Elliston <bje@au.ibm.com>
3074
3075 * yyscript.y: Fix spelling error in comment.
3076
8b105e34
ILT		 30772008-03-24 Ian Lance Taylor <iant@google.com>
3078
8ed814a9
ILT		 3079 * options.h (class General_options): Define build_id option.
3080 * layout.h (class Layout): Declare write_build_id, create_note,
3081 create_build_id. Add build_id_note_ member.
3082 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3083 "libiberty.h", "md5.h", "sha1.h".
3084 (Layout::Layout): Initialize eh_frame_data_,
3085 eh_frame_hdr_section_, and build_id_note_.
3086 (Layout::finalize): Call create_build_id.
3087 (Layout::create_note): New function, broken out of
3088 Layout::create_gold_note.
3089 (Layout::create_gold_note): Call create_note.
3090 (Layout::create_build_id): New function.
3091 (Layout::write_build_id): New function.
3092 (Close_task_runner::run): Call write_build_id.
3093
8b105e34
ILT		 3094 * x86_64.cc: Correct license to GPLv3.
3095
086a1841
ILT		 30962008-03-23 Ian Lance Taylor <iant@google.com>
3097
3098 * options.cc: Include "demangle.h".
3099 (parse_optional_string): New function.
3100 (parse_long_option): Handle takes_optional_argument.
3101 (parse_short_option): Update dash_z initializer. Handle
3102 takes_optional_argument.
3103 (General_options::General_options): Initialize do_demangle_.
3104 (General_options::finalize): Set do_demangle_. Handle demangling
3105 style.
3106 * options.h (parse_optional_string): Declare.
3107 (struct One_option): Add optional_arg field. Update constructor.
3108 Update call constructor calls. Add takes_optional_argument
3109 function.
3110 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3111 (DEFINE_optional_string): Define.
3112 (General_options::demangle): Change from DEFINE_bool to
3113 DEFINE_optional_string.
3114 (General_options::no_demangle): New function.
3115 (General_options::do_demangle): New function.
3116 (General_options::set_do_demangle): New function.
3117 (General_options::execstack_status_): Move definition to end of
3118 class definition.
3119 (General_options::static_): Likewise.
3120 (General_options::do_demangle_): New field.
3121 * object.cc (big_endian>::get_symbol_location_info): Call
3122 Options::do_demangle, not Options::demangle.
3123 * symtab.cc (demangle): Likewise.
3124
cbb93e63
ILT		 31252008-03-22 Ian Lance Taylor <iant@google.com>
3126
3127 * gold.h: Include <cstddef> and <sys/types.h>
3128 * options.h: Include <cstring>.
3129
ec531623
ILT		 31302008-03-21 Ian Lance Taylor <iant@google.com>
3131
3132 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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