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2009-04-23 Chris Demetriou <cgd@google.com>
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
40fde488
CD		 12009-04-23 Chris Demetriou <cgd@google.com>
2
3 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
4 * configure: Regenerate.
5 * config.in: Regenerate.
6 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
7 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8
3ce2c28e
ILT		 92009-04-21 Mikolaj Zalewski <mikolajz@google.com>
10
11 * incremental.cc (Incremental_inputs_header_data): Renamed from
12 Incremental_input_header_data.
13 (Incremental_inputs_header_data::data_size): New field.
14 (Incremental_inputs_header_data::put_input_file_count): Renamed
15 from input_file_count.
16 (Incremental_inputs_header_data::put_command_line_offset): Renamed
17 from command_line_offset.
18 (Incremental_inputs_header_data::put_reserved): Renamed from
19 put_reserved.
20 (Incremental_inputs_entry_data): Renamed from
21 Incremental_input_entry_data.
22 (Incremental_inputs_entry_data::data_size): New field.
23 (Incremental_inputs::report_command_line): New method.
24 (Incremental_inputs::finalize): New method.
25 (Incremental_inputs::create_incremental_inputs_data): New method.
26 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
27 * incremental.h: New file.
28 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
29 (Layout::finalize): Create incremental inputs section in
30 incremental builds.
31 (Layout::create_incremental_info_sections): New method.
32 * layout.h (Layout::incremental_inputs): New method.
33 (Layout::create_incremental_info_sections): New method.
34 (Layout::incremental_inputs_): New field.
35 * main.cc (main): Notify Incremental_input of the command line.
36
e55bde5e
ILT		 372009-04-01 Ian Lance Taylor <iant@google.com>
38 Mikolaj Zalewski <mikolajz@google.com>
39
40 * gold.h (reserve_unordered_map): Define, three versions, one for
41 each version of Unordered_map.
42 * layout.cc (Layout::Layout): Remove options parameter. Add
43 number_of_input_files parameter. Don't initialize options_.
44 Initialize number_of_input_files_ and resized_signatures_. Move
45 sections_are_attached_.
46 (Layout::layout_group): Reserve space for group_signatures_.
47 (Layout::find_or_add_kept_section): Change name parameter to be a
48 reference. Resize signatures_ map when it gets large enough.
49 (Layout::layout_eh_frame): Use parameters->options() instead of
50 this->options_.
51 (Layout::make_output_section): Likewise.
52 (Layout::attach_allocated_section_to_segment): Likewise.
53 (Layout::finalize, Layout::create_executable_stack): Likewise.
54 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
55 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
56 * layout.h (class Layout): Update declarations. Remove options_
57 field. Add number_of_input_files_ and resized_signatures_
58 fields. Move sections_are_attached_ field.
59 * main.cc (main): Pass number of input files to Layout
60 constructor. Don't pass options.
61
154b857c
ILT		 622009-03-30 Ian Lance Taylor <iant@google.com>
63
64 * ffsll.c (ffsll): Correct implementation.
65
2f35ab9b
ILT		 662009-03-27 Ian Lance Taylor <iant@google.com>
67
fd03461a
ILT		 68 * ffsll.c: New file.
69 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
70 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
71 * ftruncate.c (ftruncate): Declare before definition.
72 * mremap.c (mremap): Likewise.
73 * pread.c (pread): Likewise.
74 * configure, Makefile.in, config.in: Rebuild.
75
2f35ab9b
ILT		 76 * mremap.c: New file.
77 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
78 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
79 (mremap): Declare if HAVE_MREMAP is not defined.
80 * configure, Makefile.in, config.in: Rebuild.
81
33aea2fd
CC		 822009-03-27 Cary Coutant <ccoutant@google.com>
83
84 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
85 position independent.
86 * sparc.cc (Target_sparc::check_non_pic): Likewise.
87 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
88
6d479619
CC		 892009-03-24 Cary Coutant <ccoutant@google.com>
90
91 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
92 an executable.
93 (needs_dynamic_reloc): Likewise.
94
afc06bb8
ILT		 952009-03-24 Ian Lance Taylor <iant@google.com>
96
97 * yyscript.y (file_cmd): Recognize EXTERN.
98 (extern_name_list, extern_name_list_body): New nonterminals.
99 * script.cc (script_add_extern): Define.
100 * script-c.h (script_add_extern): Declare.
101
f6060a4d
ILT		 1022009-03-24 Rafael Avila de Espindola <espindola@google.com>
103
104 * object.cc (is_elf_object): Define.
105 * object.h (is_elf_object): Declare.
106 * archive.cc (Archive::get_elf_object_for_member): Call
107 is_elf_object.
33aea2fd 108 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 109
26736d8e
ILT		 1102009-03-24 Elliott Hughes <enh@google.com>
111
112 * output.cc (Output_file::map_anonymous): Define.
113 (Output_file::map): Use map_anonymous. If the regular mmap fails,
114 try an anonymous one. Report the size if the mmap fails.
115 * output.h (class Output_file): Declare map_anonymous.
116
22fd9730
ILT		 1172009-03-24 Ian Lance Taylor <iant@google.com>
118
119 * target-select.cc (instantiate_target): Don't acquire the lock if
120 the instantiated_target_ field has already been set.
121
cb010894
ILT		 1222009-03-23 Ian Lance Taylor <iant@google.com>
123
7f055c20
ILT		 124 * gold-threads.h (class Initialize_lock): Define.
125 * gold-threads.cc (class Initialize_lock_once): Define.
126 (initialize_lock_control): New static variable.
127 (initialize_lock_pointer): New static variable.
128 (initialize_lock_once): New static function.
129 (Initialize_lock::Initialize_lock): Define.
130 (Initialize_lock::initialize): Define.
131 * target-select.h: Include "gold-threads.h".
132 (class Target_selector): Add lock_ and initialize_lock_ fields.
133 Don't define instantiate_target, just declare it.
134 * target-select.cc (Target_selector::Target_selector): Initialize
135 new fields.
136 (Target_selector::instantiate_target): Define.
137 * descriptors.h: Include "gold-threads.h".
138 (class Descriptors): Add initialize_lock_ field.
139 * descriptors.cc (Descriptors::Descriptors): Initialize new
140 field.
141 (Descriptors::open): Use initialize_lock_ field
142 * errors.h (class Errors): Add initialize_lock_ field.
143 * errors.cc (Errors::Errors): Initialize new field.
144 (Errors::initialize_lock): Use initialize_lock_ field.
145 * powerpc.cc (class Target_selector_powerpc): Remove
146 instantiated_target_ field. In do_recognize call
147 instantiate_target rather than do_instantiate_target. In
148 do_instantiate_target just allocate a new target.
149 * sparc.cc (class Target_selector_sparc): Likewise.
150
36959681
ILT		 151 * freebsd.h: New file.
152 * i386.cc: Include "freebsd.h".
153 (Target_i386): Derive from Target_freebsd rather than
154 Sized_target.
155 (Target_selector_i386): Derive from Target_selector_freebsd rather
156 than Target_selector.
157 * x86_64.cc: Include "freebsd.h".
158 (Target_x86_64): Derive from Target_freebsd rather than
159 Sized_target.
160 (Target_selector_x86_64): Derive from Target_selector_freebsd
161 rather than Target_selector.
162 * target.h (class Target): Add adjust_elf_header and
163 do_adjust_elf_header.
164 * output.cc (Output_file_header:: do_sized_write): Call target
165 adjust_elf_header routine.
166 * configure.tgt: Set targ_osabi.
167 * configure.ac: Define GOLD_DEFAULT_OSABI.
168 * parameters.cc (Parameters::default_target): Pass
169 GOLD_DEFAULT_OSABI to select_target.
170 * target-select.h (class Target_selector): Make instantiate_target
171 protected rather than private.
172 * Makefile.am (HFILES): Add freebsd.h.
173 * configure, Makefile.in, config.in: Rebuild.
174
cb010894
ILT		 175 * merge.cc (do_add_input_section): Correct pend value. Change
176 message about last entry not being null terminated from error to
177 warning.
178
0e879927
ILT		 1792009-03-20 Mikolaj Zalewski <mikolajz@google.com>
180
181 * incremental.cc: New file.
182 * Makefile.am (CCFILES): Add incremental.cc.
183 * Makefile.in: Rebuild.
184
41105937
PP		 1852009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
186
187 * layout.cc (Layout::output_section_name): Preserve names
188 of '.note.' sections.
189
60439920
ILT		 1902009-03-19 Ian Lance Taylor <iant@google.com>
191
192 * descriptors.cc (Descriptors::open): Check that the options are
193 valid before using them.
194
0d371ad3
ILT		 1952009-03-18 Ian Lance Taylor <iant@google.com>
196
197 * script-sections.h: Include <list>.
198 (class Script_sections): Change Sections_elements from std::vector
199 to std::list. Typedef public Elements_iterator. Add
200 orphan_section_placement_, data_segment_align_start_, and
201 saw_data_segment_align_ fields. Remove data_segment_align_index_
202 field.
203 * script-sections.cc (class Orphan_section_placement): New class.
204 (class Sections_element): Add virtual functions is_relro and
205 orphan_section_init. Remove virtual function place_orphan_here.
206 (class Output_section_definition): Add is_relro and
207 orphan_section_init. Remove place_orphan_here.
208 (class Orphan_output_section): Likewise.
209 (Script_sections::Script_sections): Update for field changes.
210 (Script_sections::data_segment_align): Set saw_data_segment_align_
211 and data_segment_align_start_, not data_segment_align_index.
212 (Script_sections::data_segment_relro_end): Check
213 saw_data_segment_align_. Use data_segment_align_start_ rather
214 than data_segment_align_index_.
215 (Script_sections::place_orphan): Rewrite to use
216 Orphan_section_placement.
217
9201d894
ILT		 2182009-03-17 Ian Lance Taylor <iant@google.com>
219
9c5b8369
ILT		 220 * archive.cc (Archive::add_symbols): Check for a version attached
221 to the symbol name in the archive map.
222 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
223 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
224 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
225 (ver_test_11.a): New target.
226 * testsuite/Makefile.in: Rebuild.
227
9201d894
ILT		 228 * configure.ac: Check for chsize and posix_fallocate. Replace
229 ftruncate.
230 * ftruncate.c: New file, from gnulib.
231 * output.cc (posix_fallocate): Define dummy version if not
232 HAVE_POSIX_FALLOCATE.
233 (Output_file::map): Call posix_fallocate rather than lseek and
234 write.
235 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
236 * configure, Makefile.in, config.in: Rebuild.
237
ef4ab7a8
PP		 2382009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
239
240 * layout.h (Layout::create_note): Add section_name parameter.
241 * layout.cc (Layout::create_note): Likewise.
242 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
243
8c500701
ILT		 2442009-03-17 Ian Lance Taylor <iant@google.com>
245
e85b18e1
ILT		 246 * descriptors.cc: Include "options.h".
247 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
248 (Descriptors::open): Always use O_CLOEXEC when opening a new
249 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
250 then set FD_CLOEXEC.
251
9efe6174
ILT		 252 * sparc.cc (class Target_sparc): Add has_got_section.
253 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
254 make sure we have a GOT section.
255
256 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
257 (Target_sparc::Scan::local): Likewise.
258 (Target_sparc::Scan::global): Likewise.
259 (Target_sparc::Relocate::relocate): Likewise.
260 (Target_sparc::Relocate::relocate_tls): Likewise.
261
8c500701
ILT		 262 * symtab.cc (Symbol_table::define_default_version): New function,
263 broken out of add_from_object.
264 (Symbol_table::add_from_object): Call define_default_version.
265 (Symbol_table::define_special_symbol): Add resolve_oldsym
266 parameter. Change all callers. If the version for a symbol comes
267 from a version script, resolve it with the symbol with the same
268 name with no version. Also add the symbol without a version if
269 appropriate.
270 (do_define_in_output_data): If resolving with oldsym, don't delete
271 sym.
272 (do_define_in_output_segment): Likewise.
273 (do_define_as_constant): Likewise.
274 * symtab.h (class Symbol_table): Update declarations.
275
f1ed28fb
ILT		 2762009-03-13 Ian Lance Taylor <iant@google.com>
277
15f8229b
ILT		 278 * readsyms.cc (Read_symbols::incompatible_warning): New function.
279 (Read_symbols::requeue): New function.
280 (Read_symbols::do_read_symbols): If make_elf_object fails because
281 the target type is not configured, and the file was searched for,
282 issue a warning and retry with the next directory.
283 (Add_symbols::run): If the file has an incompatible format, and
284 it was searched for, requeue the Read_symbols task. On error,
285 release the object.
286 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
287 dirindex parameter to constructor. Change all callers. Declare
288 incompatible_warning and requeue.
289 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
290 input_argument_ and input_group_ fields. Add them to
291 constructor. Change all callers.
292 (class Read_script): Add dirindex_ field. Add it to constructor.
293 Change all callers.
294 * archive.cc (Archive::setup): Remove input_objects parameter.
295 Change all callers.
296 (Archive::get_file_and_offset): Likewise.
297 (Archive::read_all_symbols): Likewise.
298 (Archive::read_symbols): Likewise.
299 (Archive::get_elf_object_for_member): Remove input_objects
300 parameter. Add punconfigured parameter. Change all callers.
301 (Archive::add_symbols): Change return type to bool. Check return
302 value of include_member.
303 (Archive::include_all_members): Likewise.
304 (Archive::include_member): Change return type to bool. Return
305 false if first included object has incompatible target. Set
306 included_member_ field.
307 (Add_archive_symbols::run): If add_symbols returns false, requeue
308 Read_symbols task.
309 * archive.h (class Archive): Add included_member_ field.
310 Initialize it in constructor. Add input_file and searched_for
311 methods. Update declarations.
312 (class Add_archive_symbols): Add dirpath_, dirindex_, and
313 input_argument_ fields. Add them to constructor. Change all
314 callers.
315 * script.cc: Include "target-select.h".
316 (class Parser_closure): Add skip_on_incompatible_target_ and
317 found_incompatible_target_ fields. Add
318 skip_on_incompatible_target parameter to constructor. Change all
319 callers. Add methods skip_on_incompatible_target,
320 clear_skip_on_incompatible_target, found_incompatible_target, and
321 set_found_incompatible_target.
322 (read_input_script): Add dirindex parameter. Change all callers.
323 If parser finds an incompatible target, requeue Read_symbols
324 task.
325 (script_set_symbol): Clear skip_on_incompatible_target in
326 closure.
327 (script_add_assertion, script_parse_option): Likewise.
328 (script_start_sections, script_add_phdr): Likewise.
329 (script_check_output_format): New function.
330 * script.h (read_input_script): Update declaration.
331 * script-c.h (script_check_output_format): Declare.
332 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
333 (ignore_cmd): Remove OUTPUT_FORMAT.
334 * fileread.cc (Input_file::Input_file): Add explicit this.
335 (Input_file::will_search_for): New function.
336 (Input_file::open): Add pindex parameter. Change all callers.
337 * fileread.h (class Input_file): Add input_file_argument method.
338 Declare will_search_for. Update declarations.
339 * object.cc (make_elf_object): Add punconfigured parameter.
340 Change all callers.
341 * object.h (class Object): Make input_file public. Add
342 searched_for method.
343 (make_elf_object): Update declaration.
344 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
345 restart search.
346 * dirsearch.h (class Dirsearch): Update declaration.
347 * options.h (class General_options): Add --warn-search-mismatch.
348 * parameters.cc (Parameters::is_compatible_target): New function.
349 * parameters.h (class Parameters): Declare is_compatible_target.
350 * workqueue.cc (Workqueue::add_blocker): New function.
351 * workqueue.h (class Workqueue): Declare add_blocker.
352
f1ed28fb
ILT		 353 * fileread.cc (Input_file::open): Remove options parameter.
354 Change all callers.
355 (Input_file::open_binary): Likewise.
356 * script.cc (read_input_script): Likewise.
357 * readsyms.h (class Read_symbols): Remove options_ field. Remove
358 options parameter from constructor. Change all callers.
359 (class Read_script): Likewise.
360 * fileread.h (class Input_file): Update declarations.
361 * script.h (read_input_script): Update declaration.
362
34dd024a
NC		 3632009-03-10 Nick Clifton <nickc@redhat.com>
364
365 * po/es.po: New Spanish translation.
366
6d71b17c
CC		 3672009-03-06 Cary Coutant <ccoutant@google.com>
368
369 * options.cc (parse_short_option): Keep dash_z from registering itself.
370
031cdbed
ILT		 3712009-03-03 Ian Lance Taylor <iant@google.com>
372
373 PR 9918
374 * target-reloc.h (relocate_section): Pass output_section to
375 relocate.
376 * i386.cc (Target_i386::should_apply_static_reloc): Add
377 output_section parameter. Change all callers.
378 (Target_i386::Relocate::relocate): Add output_section parameter.
379 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
380 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
381 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
382 * testsuite/two_file_shared.sh: New script.
383 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
384 (check_DATA): Add two_file_shared.dbg.
385 (two_file_shared.dbg): New target.
386 * testsuite/Makefile.in: Rebuild.
387
15d5fa16
ILT		 3882009-03-01 Ian Lance Taylor <iant@google.com>
389
390 * configure.ac: Check for byteswap.h.
391 * configure: Rebuild.
392 * config.in: Rebuild.
393
8a4c0b0d
ILT		 3942009-03-01 Mikolaj Zalewski <mikolajz@google.com>
395
396 * layout.cc (Layout::find_or_add_kept_section): New function.
397 (Layout::add_comdat): Removed.
398 * layout.h (struct Kept_section): Move out of class Layout.
399 Remove trailing underscores from field names. Add group_sections
400 field. Rename group_ field to is_group. Change all uses.
401 (class Layout): Declare find_or_add_kept_section, not add_comdat.
402 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
403 comdat_groups_ field.
404 (Sized_relobj::include_section_group): Use
405 find_or_add_kept_section and Kept_section::group_sections.
406 (Sized_relobj::include_linkonce_section): Likewise.
407 * object.cc (class Sized_relobj): Don't define Comdat_group or
408 Comdat_group_table. Remove find_comdat_group and
409 add_comdat_group. Remove comdat_groups_ field.
410 * plugin.cc (include_comdat_group): Use
411 Layout::find_or_add_kept_section.
412
b4ecf66b
ILT		 4132009-02-28 Ian Lance Taylor <iant@google.com>
414
14359ca0
ILT		 415 * README: --gc-sections and map files are now supported. Document
416 some build requirements.
417
b4ecf66b
ILT		 418 PR 6992
419 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
420 relocatable link set the value of the section symbol to zero.
421 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
422 relocatable link don't include the section address in the local
423 symbol value.
424
0602e05a
ILT		 4252009-02-27 Ian Lance Taylor <iant@google.com>
426
fd9d194f
ILT		 427 PR 6811
428 * options.h (class Search_directory): Add is_system_directory.
429 (class General_options): Declare is_in_system_directory.
430 * options.cc (get_relative_sysroot): Make static.
431 (get_default_sysroot): Make static.
432 (General_optoins::is_in_system_directory): New function.
433 * fileread.cc (Input_file::is_in_system_directory): New function.
434 * fileread.h (class Input_file): Declare is_in_system_directory.
435 * object.h (class Object): Add is_in_system_directory.
436 (class Input_objects): Remove system_library_directory_ field.
437 * object.cc (Input_objects::add_object): Don't set
438 system_library_directory_.
439 (input_objects::found_in_system_library_directory): Remove.
440 * symtab.cc (Symbol_table::write_globals): Remove input_objects
441 parameter. Change all callers.
442 (Symbol_table::sized_write_globals): Likewise.
443 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
444 Call Object::is_in_system_directory.
445 * symtab.h (class Symbol_table): Update declarations.
446
61edd21f
ILT		 447 PR 5990
448 * descriptors.h (Open_descriptor): Add is_on_stack field.
449 * descriptors.cc (Descriptors::open): If the descriptor is on the
450 top of the stack, remove it. Initialize is_on_stack field.
451 (Descriptors::release): Only add pod to stack if it is not on the
452 stack already.
453 (Descriptors::close_some_descriptor): Clear stack_next and
454 is_on_stack fields.
455
e29e076a
ILT		 456 PR 7091
457 * output.cc (Output_section::find_starting_output_address): Rename
458 from starting_output_address; add PADDR parameter; change return
459 type.
460 * output.h (class Output_section): Declare
461 find_starting_output_address instead of starting_output_address.
462 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
463 section symbol for which we can't find a merge section.
464
0602e05a
ILT		 465 PR 9836
466 * symtab.cc (Symbol_table::add_from_object): If the visibility is
467 hidden or internal, force the symbol to be local.
468 * resolve.cc (Symbol::override_visibility): Define.
469 (Symbol::override_base): Use override_visibility.
470 (Symbol_table::resolve): Likewise.
471 (Symbol::override_base_with_special): Likewise.
472 (Symbol_table::override_with_special): If the visibility is hidden
473 or internal, force the symbol to be local.
474 * symtab.h (class Symbol): Add set_visibility and
475 override_visibility.
476 * testsuite/ver_test_1.sh: New file.
477 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
478 (check_DATA): Add ver_test_1.syms.
479 (ver_test_1.syms): New target.
480 * testsuite/Makefile.in: Rebuild.
481
401a9a73
CC		 4822009-02-25 Cary Coutant <ccoutant@google.com>
483
484 * layout.cc (Layout::choose_output_section): Don't rename sections
485 when using a linker script that has a SECTIONS clause.
486 * Makefile.in: Regenerate.
487
488 * testsuite/Makefile.am (script_test_5.sh): New test case.
489 * testsuite/Makefile.in: Regenerate.
490 * testsuite/script_test_5.cc: New file.
491 * testsuite/script_test_5.sh: New file.
492 * testsuite/script_test_5.t: New file.
493
f488e4b0
CC		 4942009-02-13 Rafael Avila de Espindola <espindola@google.com>
495
496 * archive.cc (Archive::include_member): Update calls to add_symbols.
497 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
498 the Layout argument.
499 * dynobj.h (do_add_symbols): Add the Layout argument.
500 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
501 Layout argument.
502 * object.h (Object::add_symbols): Add the Layout argument.
503 (Object::do_add_symbols): Add the Layout argument.
504 (Sized_relobj::do_add_symbols): Add the Layout argument.
505 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
506 Unify the two versions.
507 (Add_plugin_symbols): Remove.
508 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
509 (Sized_pluginobj::do_add_symbols): Unify the two versions.
510 (Add_plugin_symbols): Remove.
511 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
512 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
513 (Add_symbols::run): Make it work with Pulginobj.
514
89dd1680
ILT		 5152009-02-06 Ian Lance Taylor <iant@google.com>
516
517 * object.cc (Sized_relobj::do_layout): Make info message start
518 with lower case letter.
519
266d0a74
ILT		 5202009-02-06 Mikolaj Zalewski <mikolajz@google.com>
521
602b464e
ILT		 522 * binary.cc: Fix file comment.
523
266d0a74
ILT		 524 * options.h (enum Incremental_disposition): Define.
525 (class General_options): Add new options: --incremental,
526 --incremental_changed, --incremental_unchanged,
527 --incremental_unknown. Add incremental_disposition_ and
528 implicit_incremental_ fields.
529 (General_options::incremental_disposition): New function.
530 (class Position_dependent_options): Add incremental_disposition
531 option.
532 (Position_dependent_options::copy_from_options): Set incremental
533 dispositions.
534 * options.cc (General_options::parse_incremental_changed): New
535 function.
536 (General_options::parse_incremental_unchanged): New function.
537 (General_options::parse_incremental_unknown): New function.
538 (General_options::General_options): Initialize new fields
539 incremental_disposition_ and implicit_incremental_.
540 (General_options::finalize): Check for uasge of --incremental-*
541 without --incremental.
542
f073bbf7
CD		 5432009-02-06 Chris Demetriou <cgd@google.com>
544
545 * gold.h (gold_undefined_symbol): Change to take only a Symbol
546 pointer and to report location as the file name associated with
547 the symbol.
548 (gold_undefined_symbol_at_location): New function to replace the
549 old gold_undefined_symbol functionality.
550 * target-reloc.h (relocate_section): Update to use
551 gold_undefined_symbol_at_location.
552 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
553 Call gold_undefined_symbol function rather than gold_error.
554 * errors.h (Errors::undefined_symbol): Take location as a
555 string, rather than calculating it from a relocation.
556 * errors.cc (Errors::fatal): Print "fatal error:" before the
557 formatted message.
558 (Errors::error, Errors::error_at_location): Print "error: "
559 before the formatted message.
560 (Errors::undefined_symbol): Take location as a string, rather
561 than calculating it from a relocation.
562 (gold_undefined_symbol_at_location): New function akin to
563 old gold_undefined_symbol, calculates location from relocation.
564 (gold_undefined_symbol): Change to take only a Symbol pointer
565 and to report location as the file name associated with the symbol.
566 * testsuite/debug_msg.sh: Update for changed error messages.
567 * testsuite/undef_symbol.sh: Likewise.
568
8e94a90c
ILT		 5692009-02-04 Duncan Sands <baldrick@free.fr>
570
571 PR 9812
572 * reduced_debug_output.h
573 (Output_reduced_debug_abbrev_section::failed): Use format for
574 gold_warning.
575 (Output_reduced_debug_info_section::faild): Likewise.
576
88a0e15b
ILT		 5772009-01-31 Mikolaj Zalewski <mikolajz@google.com>
578
579 * script.cc (Lazy_demangler): New class.
580 (Version_script_info::get_symbol_version_helper): Demangle a
581 symbol only once.
582
5efc7cd2
CC		 5832009-01-29 Cary Coutant <ccoutant@google.com>
584
585 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
586 to __tls_get_addr.
587 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
588
e0ebcf42
ILT		 5892009-01-28 Ian Lance Taylor <iant@google.com>
590
5efc7cd2 591 * version.cc (version_string): Bump to 1.9.
75fe7426 592
e0ebcf42
ILT		 593 * gold.h: Include <cstring> and <stdint.h>.
594 * version.cc: Include <cstdio>.
595 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
596 warning.
597 * reduced_debug_output.cc (insert_into_vector): Rename from
598 Insert_into_vector; change all callers. Use Swap_unaligned to
599 avoid aliasing issue; remove union since it is unnecessary.
600
8e2813be 6012009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 602
603 * Makefile.am (CCFILES): Add gc.cc.
604 (HFILES): Add gc.h.
605 * Makefile.in: Regenerate.
606 * gold.cc (Gc_runner): New class.
607 (queue_initial_tasks): Call garbage collection related tasks
608 when corresponding options are invoked.
609 (queue_middle_gc_tasks): New function.
610 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
611 processed early before laying out sections during garbage collection.
612 * gold.h (queue_middle_gc_tasks): New function.
613 (is_prefix_of): Move from "layout.cc".
614 * i386.cc (Target_i386::gc_process_relocs): New function.
615 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
616 * main.cc (main): Create object of class "Garbage_collection".
617 * object.cc (Relobj::copy_symbols_data): New function.
618 (Relobj::is_section_name_included): New function.
619 (Sized_relobj::do_layout): Allow this function to be called twice
620 during garbage collection and defer layout of section during the
621 first call.
622 * object.h (Relobj::get_symbols_data): New function.
623 (Relobj::is_section_name_included): New function.
624 (Relobj::copy_symbols_data): New function.
625 (Relobj::set_symbols_data): New function.
626 (Relobj::get_relocs_data): New function.
627 (Relobj::set_relocs_data): New function.
628 (Relobj::is_output_section_offset_invalid): New pure virtual function.
629 (Relobj::gc_process_relocs): New function.
630 (Relobj::do_gc_process_relocs): New pure virtual function.
631 (Relobj::sd_): New data member.
632 (Sized_relobj::is_output_section_offset_invalid): New function.
633 (Sized_relobj::do_gc_process_relocs): New function.
634 * options.h (General_options::gc_sections): Modify to not be a no-op.
635 (General_options::print_gc_sections): New option.
636 * plugin.cc (Plugin_finish::run): Remove function call to
637 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
638 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
639 * reloc.cc (Read_relocs::run): Add task to process relocs and
640 determine unreferenced sections when doing garbage collection.
641 (Gc_process_relocs): New class.
642 (Sized_relobj::do_gc_process_relocs): New function.
643 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
644 sections that are garbage collected.
645 * reloc.h (Gc_process_relocs): New class.
646 * sparc.cc (Target_sparc::gc_process_relocs): New function.
647 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
648 symbols whose corresponding sections are garbage collected.
649 (Symbol_table::Symbol_table): Add new parameter for the garbage
650 collection object.
651 (Symbol_table::gc_mark_undef_symbols): New function.
652 (Symbol_table::gc_mark_symbol_for_shlib): New function.
653 (Symbol_table::gc_mark_dyn_syms): New function.
654 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
655 as garbage.
656 (Symbol_table::add_from_object): Likewise.
657 (Symbol_table::add_from_relobj): When building shared objects, do not
658 treat externally visible symbols as garbage.
659 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
660 table information for static and relocatable links.
661 * symtab.h (Symbol_table::set_gc): New function.
662 (Symbol_table::gc): New function.
663 (Symbol_table::gc_mark_undef_symbols): New function.
664 (Symbol_table::gc_mark_symbol_for_shlib): New function.
665 (Symbol_table::gc_mark_dyn_syms): New function.
666 (Symbol_table::gc_): New data member.
667 * target.h (Sized_target::gc_process_relocs): New pure virtual
668 function.
669 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
670 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
671
3b293544
CF		 6722009-01-20 Chris Faylor <me.sourceware@sourceware.org>
673
674 * options.h (General_options::gc_sections): Define as a no-op for now.
675 (General_options::no_keep_memory): Ditto.
676 (General_options::Bshareable): Define.
677 * options.cc (General_options::finalize): Honor -Bshareable.
678
83d22aa8
AS		 6792009-01-20 Andreas Schwab <schwab@suse.de>
680
681 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
682 read the value in the contents, since we don't use it. Use the
683 template endianness when writing.
684 (Relocate::relocate): Use it for R_PPC_REL16_HA.
685
cd536b21
AS		 6862009-01-19 Andreas Schwab <schwab@suse.de>
687
688 * configure.tgt (powerpc64-*): Fix targ_obj.
689
99e9a495
ILT		 6902009-01-15 Ian Lance Taylor <iant@google.com>
691
692 * object.cc (Sized_relobj::write_local_symbols): Don't write out
693 local symbols when stripping all symbols.
694
bbbfea06
CC		 6952009-01-14 Cary Coutant <ccoutant@google.com>
696
99e9a495 697 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 698
0f7c0701
CC		 6992009-01-14 Cary Coutant <ccoutant@google.com>
700
701 * archive.cc (Archive::get_elf_object_for_member): Remove call
702 to File_read::claim_for_plugin.
703 * descriptors.cc (Descriptors::open): Remove reference to
704 is_claimed.
705 (Descriptors::claim_for_plugin): Remove.
706 * descriptors.h (Descriptors::claim_for_plugin): Remove.
707 (Descriptors::is_claimed): Remove.
708 (claim_descriptor_for_plugin): Remove.
709 * fileread.cc (File_read::claim_for_plugin): Remove.
710 * fileread.h (File_read::claim_for_plugin): Remove.
711 (File_read::descriptor): Reopen descriptor if necessary.
712 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
713 (Plugin_manager::all_symbols_read): Add task parameter. Change
714 all callers.
715 (Plugin_manager::get_input_file): New function.
716 (Plugin_manager::release_input_file): New function.
717 (Pluginobj::Pluginobj): Add filesize parameter and initialize
718 corresponding data member.
719 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
720 and pass to base constructor. Change all callers.
721 (get_input_file, release_input_file): New functions.
722 (make_sized_plugin_object): Add filesize parameter. Change all callers.
723 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
724 (Plugin_manager::all_symbols_read): Add task parameter.
725 (Plugin_manager::get_input_file): New function.
726 (Plugin_manager::release_input_file): New function.
727 (Plugin_manager::task_): New data member.
728 (Pluginobj::Pluginobj): Add filesize parameter.
729 (Pluginobj::filename): New function.
730 (Pluginobj::descriptor): New function.
731 (Pluginobj::filesize): New function.
732 (Pluginobj::filesize_): New data member.
733 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
734 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
735 File_read::claim_for_plugin; use Object::unlock to unlock the file.
736
737 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
738 with archive libraries.
739 * testsuite/Makefile.in: Regenerate.
740 * testsuite/plugin_test.c (struct sym_info): New type.
741 (get_input_file, release_input_file): New static variables.
742 (onload): Capture new transfer vector entries.
743 (claim_file_hook): Stop reading at end of file according to filesize.
744 Factor out parsing of readelf output into separate function.
745 (all_symbols_read_hook): Exercise get_input_file and release_input_file
746 APIs and get the source file name from the symbol table. Convert
747 source file name to corresponding object file name. Print info
748 message when adding new input files.
749 (parse_readelf_line): New function.
750 * testsuite/plugin_test_1.sh: Add checks for new info messages.
751 * testsuite/plugin_test_2.sh: Likewise.
752 * testsuite/plugin_test_3.sh: Likewise.
753 * testsuite/plugin_test_4.sh: New test case.
754
62a6d109
ILT		 7552009-01-07 Ian Lance Taylor <iant@google.com>
756
757 * version.cc (version_string): Bump to 1.8.
758
483620e8
CC		 7592008-12-23 Cary Coutant <ccoutant@google.com>
760
761 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
762 * plugin.cc (Plugin_manager::finish): Rename as
763 layout_deferred_objects. Move cleanup to separate function.
764 (Plugin_manager::cleanup): New function.
765 (Plugin_finish::run): Call layout_deferred_objects and cleanup
766 separately.
767 * plugin.h (Plugin_manager::finish): Rename as
768 layout_deferred_objects.
769 (Plugin_manager::cleanup): New function.
770 (Plugin_manager::cleanup_done): New field.
771
d66a9eb3
CC		 7722008-12-23 Cary Coutant <ccoutant@google.com>
773
774 * plugin.cc (is_visible_from_outside): New function.
775 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
776 so we don't return "IR only" status for exported symbols or -r links.
777
778 * testsuite/Makefile.am (plugin_test_3): New test case.
779 * testsuite/Makefile.in: Regenerate.
780 * testsuite/plugin_test_3.sh: New file.
781
5995b570
CC		 7822008-12-22 Cary Coutant <ccoutant@google.com>
783
784 * object.cc (Sized_relobj::layout_section): New function.
785 (Sized_relobj::do_layout): Defer layout of input sections until after
786 plugin has provided replacement files.
787 (Sized_relobj::do_layout_deferred_sections): New function.
788 * object.h (Relobj::set_section_offset): Remove virtual keyword.
789 (Relobj::layout_deferred_sections): New function.
790 (Relobj::do_layout_deferred_sections): New function.
791 (Sized_relobj::do_layout_deferred_sections): New function.
792 (Sized_relobj::layout_section): New function.
793 (Sized_relobj::Deferred_layout): New structure.
794 (Sized_relobj::deferred_layout_): New field.
795 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
796 Change all callers. Layout deferred sections.
797 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
798 references.
799 (Plugin_hook::run): Move code from do_plugin_hook inline.
800 (Plugin_hook::do_plugin_hook): Remove.
801 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
802 (Plugin_manager::finish): Renamed, was cleanup.
803 (Plugin_manager::should_defer_layout): New function.
804 (Plugin_manager::add_deferred_layout_object): New function.
805 (Plugin_manager::Deferred_layout_list): New type.
806 (Plugin_manager::deferred_layout_objects_): New field.
807 (Plugin_hook::do_plugin_hook): Remove.
808
ee769c88
ILT		 8092008-12-17 Ian Lance Taylor <iant@google.com>
810
811 * options.h (class General_options): Add --no case for
812 --export-dynamic.
813
abc8dcba
CC		 8142008-12-16 Cary Coutant <ccoutant@google.com>
815
816 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
817 vector.
818 (Plugin_manager::claim_file): Create plugin object even if
819 plugin did not call the add_symbols callback.
820 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
821 asking for more symbols than were added.
822 * testsuite/Makefile.am (plugin_test_1): Add test case with
823 no global symbols.
824 (empty.syms): New target.
825 * testsuite/Makefile.in: Regenerate.
826 * testsuite/plugin_test.c (claim_file_hook): Add new debug
827 message. Don't call add_symbols if no globals.
828 (all_symbols_read_hook): Don't provide replacement for empty
829 claimed file.
830
b0074644
ILT		 8312008-12-12 Ian Lance Taylor <iant@google.com>
832
68943102
ILT		 833 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
834 r_type == 0 for a local symbol with r_sym == 0.
835 (scan_relocatable_relocs): Pass r_sym to
836 local_non_section_strategy.
837 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
838 r_sym parameter.
839
b0074644
ILT		 840 * configure.ac: Update test for TLS descriptors: they are
841 supported as of glibc 2.9.
842 * configure: Rebuild.
843
c2508178
ILT		 8442008-12-11 Ian Lance Taylor <iant@google.com>
845
846 PR 7091
847 * target-reloc.h (Default_scan_relocatable_relocs): For each
848 function, map r_type == 0 to RELOC_DISCARD.
849
2756a258
CC		 8502008-12-10 Cary Coutant <ccoutant@google.com>
851
852 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
853 object to override a kept COMDAT group from a plugin object.
854
bb6f53d3
ILT		 8552008-12-09 Ian Lance Taylor <iant@google.com>
856
fbc558e1
ILT		 857 PR 7088
858 * yyscript.y (file_cmd): Handle INPUT.
859
bb6f53d3
ILT		 860 * testsuite/initpri1.c: Change all declarations to be full
861 prototypes by adding void, to avoid compiler warnings.
862
4674ecfc
CC		 8632008-12-05 Rafael Avila de Espindola <espindola@google.com>
864
865 * options.cc (General_options::parse_plugin_opt): New.
866 (General_options::add_plugin): The argument now is just the filename.
867 (General_options::add_plugin_option): New.
868 * options.h (plugin_opt): New.
869 (add_plugin): Change argument name.
870 (add_plugin_option): New.
871 * plugin.cc (Plugin::load): Don't parse the plugin option.
872 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
873 (Plugin::add_option): New.
874 (Plugin::args_): Change type.
875 (Plugin::filename_): New.
876 (Plugin_manager::add_plugin_option): New.
877 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
878 * testsuite/Makefile.in: Regenerate.
879
fd06b4aa
CC		 8802008-12-05 Cary Coutant <ccoutant@google.com>
881
882 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
883 Handle --strip-lto-sections option.
884 * options.h (strip_lto_sections): New option.
885
6c52134c
CC		 8862008-12-01 Cary Coutant <ccoutant@google.com>
887
888 * plugin.cc (ld_plugin_message): Change format parameter to const.
889 Fix mismatch between new[] and delete.
890
a45248e0
CC		 8912008-11-14 Cary Coutant <ccoutant@google.com>
892
893 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
894 instead of -1U.
895
c82fbeee
CS		 8962008-11-05 Craig Silverstein <csilvers@google.com>
897
898 * options.cc (General_options::parse_dynamic_list): New function.
899 * options.h (General_options): New flags dynamic_list,
900 dynamic_list_data, dynamic_list_cpp_new, and
901 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
902 (General_options::in_dynamic_list): New function.
903 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
904 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
905 (Lex::can_continue_name): Likewise.
906 (yylex): Likewise.
907 (read_script_file): New parameter script_options.
908 (read_dynamic_list): New function.
909 (Script_options::define_dynamic_list): New function.
910 (dynamic_list_keyword_parsecodes): New variable.
911 (dynamic_list_keywords): New variable.
912 * script.h (Script_options::define_dynamic_list): New function
913 prototype.
914 (read_dynamic_list): New function prototype.
915 * symtab.cc (strprefix): New macro.
916 (Symbol::should_add_dynsym_entry): Support dynamic_list,
917 dynamic_list_data, dynamic_list_cpp_new, and
918 dynamic_list_cpp_typeinfo.
919 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
920 (dynamic_list_expr): New rule.
921 (dynamic_list_nodes): Likewise.
922 (dynamic_list_node): Likewise.
923 * testsuite/Makefile.am (dynamic_list): New test.
924 * testsuite/Makefile.in: Regenerated.
925 * testsuite/dynamic_list.t: New file.
926 * testsuite/dynamic_list.sh: New file.
927
e0bb29a5
CS		 9282008-11-05 Craig Silverstein <csilvers@google.com>
929
930 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
931 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
932 (t11_last): Likewise.
933 * testsuite/ver_test_6.c (main): Likewise.
934
4e1e25e0
CC		 9352008-10-07 Cary Coutant <ccoutant@google.com>
936
937 * options.c (General_options::finalize): Add check for -static and
938 -shared.
939 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
940 is not empty.
941
92f03fcb
CC		 9422008-10-02 Cary Coutant <ccoutant@google.com>
943
944 * plugin.cc (make_sized_plugin_object): Fix conditional
945 compilation to work when not all targets are enabled.
946
fbd8a257
CC		 9472008-09-29 Cary Coutant <ccoutant@google.com>
948
949 * archive.cc (Archive::get_file_and_offset): Use filename instead
950 of name to get library path.
951 (Archive::include_member): Unlock external member of a thin archive.
952
953 * testsuite/Makefile.am (TEST_AR): New variable.
954 (thin_archive_test_1): New test.
955 (thin_archive_test_2): New test.
81636b3f
CC		 956 * testsuite/Makefile.in: Regenerate.
957 * testsuite/thin_archive_main.cc: New file.
958 * testsuite/thin_archive_test_1.cc: New file.
959 * testsuite/thin_archive_test_2.cc: New file.
960 * testsuite/thin_archive_test_3.cc: New file.
961 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 962
eff45813
CC		 9632008-09-29 Cary Coutant <ccoutant@google.com>
964
965 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
966 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
967 instead of -1U.
968 (Sized_relobj::do_finalize_local_symbols): Likewise.
969 (Sized_relobj::map_to_kept_section): Likewise.
970 * object.h (Sized_relobj::invalid_address): New constant.
971 (Sized_relobj::do_output_section_offset): Check for invalid_address
972 and return -1ULL.
973 * output.cc (Output_reloc::local_section_offset): Use constant
974 invalid_address instead of -1U.
975 (Output_reloc::get_address): Likewise.
976 (Output_section::output_address): Change -1U to -1ULL.
977 * output.h (Output_reloc::invalid_address): New constant.
978 * reloc.cc (Sized_relobj::write_sections): Use constant
979 invalid_address instead of -1U.
980 (Sized_relobj::relocate_sections): Likewise.
981 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
982 values for merge sections.
983 * target-reloc.h (relocate_for_relocatable): Use constant
984 invalid_address instead of -1U.
985
89fc3421
CC		 9862008-09-19 Cary Coutant <ccoutant@google.com>
987
988 Add plugin functionality for link-time optimization (LTO).
989 * configure.ac (plugins): Add --enable-plugins option.
990 * configure: Regenerate.
991 * config.in: Regenerate.
992 * Makefile.am (LIBDL): New variable.
993 (CCFILES): Add plugin.cc.
994 (HFILES): Add plugin.h.
995 (ldadd_var): Add LIBDL.
996 * Makefile.in: Regenerate.
997
998 * archive.cc: Include "plugin.h".
999 (Archive::setup): Don't preread archive symbols when using a plugin.
1000 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1001 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1002 files.
1003 (Archive::include_member): Add symbols from plugin objects.
1004 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1005 * descriptors.cc (Descriptors::open): Check for file descriptors
1006 abandoned by plugins.
1007 (Descriptors::claim_for_plugin): New function.
1008 * descriptors.h (Descriptors::claim_for_plugin): New function.
1009 (Open_descriptor::is_claimed): New field.
1010 (claim_descriptor_for_plugin): New function.
1011 * fileread.cc (File_read::claim_for_plugin): New function.
1012 * fileread.h (File_read::claim_for_plugin): New function.
1013 (File_read::descriptor): New function.
1014 * gold.cc: Include "plugin.h".
1015 (queue_initial_tasks): Add task to call plugin hooks for generating
1016 new object files.
1017 * main.cc: Include "plugin.h".
1018 (main): Load plugin libraries.
1019 * object.h (Pluginobj): Declare.
1020 (Object::pluginobj): New function.
1021 (Object::do_pluginobj): New function.
1022 (Object::set_target): New function.
1023 * options.cc: Include "plugin.h".
1024 (General_options::parse_plugin): New function.
1025 (General_options::General_options): Initialize plugins_ field.
1026 (General_options::add_plugin): New function.
1027 * options.h (Plugin_manager): Declare.
1028 (General_options): Add --plugin option.
1029 (General_options::has_plugins): New function.
1030 (General_options::plugins): New function.
1031 (General_options::add_plugin): New function.
1032 (General_options::plugins_): New field.
1033 * plugin.cc: New file.
1034 * plugin.h: New file.
1035 * readsyms.cc: Include "plugin.h".
1036 (Read_symbols::do_read_symbols): Check for archive before checking
1037 for ELF file. Call plugin hooks to claim files.
1038 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1039 from a real object file; force override when processing replacement
1040 files.
1041 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1042 (Symbol::init_base_object): Likewise.
1043 (Symbol::init_base_output_data): Likewise.
1044 (Symbol::init_base_output_segment): Likewise.
1045 (Symbol::init_base_constant): Likewise.
1046 (Symbol::init_base_undefined): Likewise.
1047 (Symbol::output_section): Assert that object is not a plugin.
1048 (Symbol_table::add_from_pluginobj): New function.
1049 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1050 undefined.
1051 (Symbol_table::sized_write_globals): Likewise.
1052 (Symbol_table::add_from_pluginobj): Instantiate template.
1053 * symtab.h (Sized_pluginobj): Declare.
1054 (Symbol::in_real_elf): New function.
1055 (Symbol::set_in_real_elf): New function.
1056 (Symbol::in_real_elf_): New field.
1057 (Symbol_table::add_from_pluginobj): New function.
1058
1059 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1060 (LIBDL): New variable.
1061 (LDADD): Add LIBDL.
1062 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1063 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1064 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1065 (MOSTLYCLEANFILES): Likewise.
1066 * testsuite/Makefile.in: Regenerate.
1067 * testsuite/plugin_test.c: New file.
1068 * testsuite/plugin_test_1.sh: New file.
1069 * testsuite/plugin_test_2.sh: New file.
1070
de31bda5
ILT		 10712008-09-16 Ian Lance Taylor <iant@google.com>
1072
9c2d0ef9
ILT		 1073 * target-reloc.h (relocate_section): Check whether a symbol is
1074 defined by the ABI before reporting an undefined symbol error.
1075 * target.h (Target::is_defined_by_abi): Make parameter const.
1076 (Target::do_is_defined_by_abi): Likewise.
1077 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1078 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1079 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1080 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1081 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1082 * testsuite/Makefile.in: Rebuild.
1083
de31bda5
ILT		 1084 * fileread.cc (make_view): Add casts to avoid warning.
1085
9fa33bee
AO		 10862008-09-16 Alexandre Oliva <aoliva@redhat.com>
1087
1088 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1089 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1090
183fd0e3
AO		 10912008-09-16 Alexandre Oliva <aoliva@redhat.com>
1092
1093 * options.h (General_options::output_is_executable): New.
1094 (General_options::output_is_pie): New.
1095 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1096 for shared libraries.
1097 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1098
7be8330a
CD		 10992008-09-11 Chris Demetriou <cgd@google.com>
1100
1101 * options.h (origin): New -z option.
1102 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1103 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1104 in DT_FLAGS_1.
1105
a9caad02
CC		 11062008-09-05 Cary Coutant <ccoutant@google.com>
1107
1108 * fileread.cc (File_read::make_view): Add check for attempt to map
1109 beyond end of file.
1110
ae6dce4d
CC		 11112008-09-05 Cary Coutant <ccoutant@google.com>
1112
1113 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1114 explicit instantiations.
1115
d7ab2a47
KVH		 11162008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1117
1118 PR gold/6858
1119 * options.cc (General_options::finalize): Allow undefined symbols
1120 in shlibs if linking -shared.
1121
1122 PR gold/6859
1123 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1124 symbols as not needing a dynsym entry.
1125
1e52a9c1
CS		 11262008-08-20 Craig Silverstein <csilvers@google.com>
1127
1128 * fileread.cc (File_read::open): Do not lock the file unless it
1129 was successfully opened.
1130
d85c80a3
CC		 11312008-08-14 Cary Coutant <ccoutant@google.com>
1132
1133 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1134 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1135 * testsuite/tls_test.cc (struct int128): 128-bit struct
1136 for testing TLS relocs with non-zero addend.
1137 (v12): New TLS variable.
1138 (t12): New test.
1139 (t_last): Add check for v12.
1140 * testsuite/tls_test.h (t12): New function.
1141 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1142
2d924fd9
ILT		 11432008-08-13 Ian Lance Taylor <iant@google.com>
1144
1145 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1146 set tls_segment_ or relro_segment_.
1147 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1148 when appropriate.
1149 * output.h (Output_section::clear_is_relro): New function.
1150 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1151 sections specially even when output_data_ is empty.
1152 (Output_segment::maximum_alignment): When first section is relro,
1153 only force alignment for PT_LOAD segments.
1154 * script.cc (script_data_segment_align): New function.
1155 (script_data_segment_relro_end): New function.
1156 * script-c.h (script_data_segment_align): Declare.
1157 (script_data_segment_relro_end): Declare.
1158 * script-sections.h (class Script_sections): Declare
1159 data_segment_align and data_segment_relro_end. Add fields
1160 segment_align_index_ and saw_relro_end_.
1161 * script-sections.cc (class Sections_element): Add set_is_relro
1162 virtual function. Add new bool* parameter to place_orphan_here.
1163 Add get_output_section virtual function.
1164 (class Output_section_definition): Add set_is_relro. Add new
1165 bool* parameter to place_orphan_here. Add get_output_section.
1166 Add is_relro_ field.
1167 (Output_section_definition::Output_section_definition): Initialize
1168 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1169 and is_relro_ fields.
1170 (Output_section_definition::place_orphan_here): Add is_relro
1171 parameter.
1172 (Output_section_definition::set_section_addresses): Set relro for
1173 output section.
1174 (Output_section_definition::alternate_constraint): Likewise.
1175 (class Orphan_output_section): Add new bool* parameter to
1176 place_orphan_here. Add get_output_section.
1177 (Orphan_output_section::place_orphan_here): Add is_relro
1178 parameter.
1179 (Script_sections::Script_sections): Initialize
1180 data_segment_align_index_ and saw_relro_end_.
1181 (Script_sections::data_segment_align): New function.
1182 (Script_sections::data_segment_relro_end): New function.
1183 (Script_sections::place_orphan): Set or clear is_relro.
1184 (Script_sections::set_section_addresses): Force alignment of first
1185 TLS section.
1186 * yyscript.y (exp): Call script_data_segment_align and
1187 script_data_segment_relro_end.
1188 * testsuite/relro_script_test.t: New file.
1189 * testsuite/relro_test.cc (using_script): Declare.
1190 (t1, t2): Test using_script.
1191 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1192 (relro_script_test_SOURCES): Define.
1193 (relro_script_test_DEPENDENCIES): Define.
1194 (relro_script_test_LDFLAGS): Define.
1195 (relro_script_test_LDADD): Define.
1196 (relro_script_test.so): New target.
1197 * testsuite/Makefile.in: Rebuild.
1198
f827c9a9
CC		 11992008-08-06 Cary Coutant <ccoutant@google.com>
1200
1201 * archive.cc (Archive::total_archives, Archive::total_members)
1202 (Archive::total_members_loaded): New variables.
1203 (Archive::setup): Add parameter. Add option to preread
1204 archive symbols.
1205 (Archive::read_armap): Add counter.
1206 (Archive::get_file_and_offset): New function.
1207 (Archive::get_elf_object_for_member): New function.
1208 (Archive::read_all_symbols): New function.
1209 (Archive::read_symbols): New function.
1210 (Archive::add_symbols): Add counters.
1211 (Archive::include_all_members): Use armap to find members if it's
1212 already built.
1213 (Archive::include_member): Skip reading symbols if already read.
1214 Factored code into Archive::get_file_and_offset and
1215 Archive::get_elf_object_for_member. Changed call to
1216 Mapfile::report_include_archive_member.
1217 (Archive::print_stats): New function.
1218 * archive.h: Declare Object and Read_symbols_data classes.
1219 (Archive::Archive): Add initializers for new members.
1220 (Archive::setup): Add parameter.
1221 (Archive::print_stats): New function.
1222 (Archive::total_archives, Archive::total_members)
1223 (Archive::total_members_loaded): New variables.
1224 (Archive::get_file_and_offset): New function.
1225 (Archive::get_elf_object_for_member): New function.
1226 (Archive::read_all_symbols): New function.
1227 (Archive::read_symbols): New function.
1228 (Archive::Archive_member): New class.
1229 (Archive::members_): New member.
1230 (Archive::num_members_): New member.
1231 * main.cc: Include archive.h.
1232 (main): Call Archive::print_stats.
1233 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1234 archive parameter; member_name is now the fully-decorated name.
1235 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1236 * options.h: (General_options): Add --preread-archive-symbols option.
1237 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1238 Archive::setup.
1239
de4c45bd
ILT		 12402008-08-04 Ian Lance Taylor <iant@google.com>
1241
1242 * symtab.h (Symbol::use_plt_offset): New function.
1243 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1244 * powerpc.cc (Relocate::relocate): Likewise.
1245 * sparc.cc (Relocate::relocate): Likewise.
1246 * x86_64.cc (Relocate::relocate): Likewise.
1247 * testsuite/weak_plt.sh: New test.
1248 * testsuite/weak_plt_main.cc: New test.
1249 * testsuite/weak_plt_shared.cc: New test.
1250 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1251 (check_PROGRAMS): Add weak_plt.
1252 (check_DATA): Add weak_plt_shared.so.
1253 (weak_plt_main_pic.o, weak_plt): New targets.
1254 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1255 * testsuite/Makefile.in: Rebuild.
1256
1257 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1258 gcctestdir/ld.
1259 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1260 * testsuite/Makefile.in: Rebuild.
1261
323ee3f4
AM		 12622008-08-04 Alan Modra <amodra@bigpond.net.au>
1263
1264 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1265 * Makefile.in: Regenerate.
1266 * po/POTFILES.in: Regenerate.
1267
7c07ecec
ILT		 12682008-07-29 Ian Lance Taylor <iant@google.com>
1269
1270 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1271 symbols before other symbols.
1272 * testsuite/script_test_2.cc (test_addr): Declare.
1273 (test_addr_alias): Declare.
1274 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1275 values.
7c07ecec
ILT		 1276 * testsuite/script_test_2.t: Define test_addr_alias and
1277 test_addr.
1278
5778530e
ILT		 12792008-07-24 Ian Lance Taylor <iant@google.com>
1280
2a00e4fb
ILT		 1281 PR 5990
1282 * descriptors.cc: New file.
1283 * descriptors.h: New file.
1284 * gold-threads.h (class Hold_optional_lock): New class.
1285 * fileread.cc: Include "descriptors.h".
1286 (File_read::~File_read): Release descriptor rather than closing
1287 it.
1288 (File_read::open) [file]: Call open_descriptor rather than open.
1289 Set is_descriptor_opened_.
1290 (File_read::open) [memory]: Assert that descriptor is not open.
1291 (File_read::reopen_descriptor): New function.
1292 (File_read::release): Release descriptor.
1293 (File_read::do_read): Make non-const. Reopen descriptor.
1294 (File_read::read): Make non-const.
1295 (File_read::make_view): Reopen descriptor.
1296 (File_read::do_readv): Likewise.
1297 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1298 Update declarations.
1299 * layout.cc: Include "descriptors.h".
1300 (Layout::create_build_id): Use open_descriptor rather than open.
1301 * output.cc: Include "descriptors.h".
1302 (Output_file::open): Use open_descriptor rather than open.
1303 * archive.cc (Archive::const_iterator): Change Archive to be
1304 non-const.
1305 (Archive::begin, Archive::end): Make non-const.
1306 (Archive::count_members): Likewise.
1307 * archive.h (class Archive): Update declarations.
1308 * object.h (Object::read): Make non-const.
1309 * Makefile.am (CCFILES): Add descriptors.cc.
1310 (HFILES): Add descriptors.h.
1311 * Makefile.in: Rebuild.
1312
801647d1
ILT		 1313 PR 6716
1314 * gold.h: Always include <clocale>. Add Solaris workarounds
1315 following code in binutils/sysdep.h.
1316
5edd166e
ILT		 1317 PR 6048
1318 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1319 this->eh_frame_hdr_ is NULL before using it.
1320
c89ad728
ILT		 1321 * dynobj.cc (Versions::Versions): Update comment.
1322
aa86f06b
ILT		 1323 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1324 the base version name.
1325
5778530e
ILT		 1326 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1327 array size plus one.
1328 (Stringpool_template::set_string_offsets): Subtract one from key
1329 before using it as an array index.
1330 (Stringpool_template::get_offset_with_length): Likewise.
1331 (Stringpool_template::write_to_buffer): Likewise.
1332 * stringpool.h (Stringpool_template::get_offset_from_key):
1333 Likewise.
1334
057ead22
ILT		 13352008-07-23 Ian Lance Taylor <iant@google.com>
1336
7f649c59
ILT		 1337 PR 6658
1338 * object.h (Merged_symbol_value::value): Do our best to handle a
1339 negative addend.
1340
057ead22
ILT		 1341 PR 6647
1342 * script.cc (Version_script_info::get_versions): Don't add empty
1343 version tag to return value.
1344 (Version_script_info::get_symbol_version_helper): Change return
1345 type to bool. Add pversion parameter. Change all callers.
1346 (script_register_vers_node): Don't require a non-NULL tag.
1347 * script.h (class Version_script_info): Update declarations.
1348 (Version_script_info::get_symbol_version): Change return type to
1349 bool. Add version parameter. Change all callers.
1350 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1351 handling. Handle an empty version from a version script.
1352 (Symbol_table::define_special_symbol): Likewise.
1353 * testsuite/ver_test_10.script: New file.
1354 * testsuite/ver_test_10.sh: New file.
1355 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1356 (check_DATA): Add ver_test_10.syms.
1357 (ver_test_10.syms, ver_test_10.so): New target.
1358 * testsuite/Makefile.in: Rebuild.
1359
58e54ac2
CD		 13602008-07-23 Simon Baldwin <simonb@google.com>
1361
1362 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1363 to zero for undefined symbols from dynamic libraries.
1364
95d14cd3
ILT		 13652008-07-23 Ian Lance Taylor <iant@google.com>
1366
1367 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1368 Change all callers.
1369 * symtab.h (class Symbol_table): Update declaration.
1370 * testsuite/ver_test_9.cc: New file.
1371 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1372 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1373 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1374 (ver_test_9.so, ver_test_9.o): New targets.
1375 * testsuite/Makefile.in: Rebuild.
1376
92de84a6
ILT		 13772008-07-22 Ian Lance Taylor <iant@google.com>
1378
34810851
ILT		 1379 * options.h (class General_options): Define --check-sections.
1380 * layout.cc (Layout::set_segment_offsets): Handle
1381 --check-sections.
1382
af6156ef
ILT		 1383 * options.h (class General_options): Define -n/--nmagic and
1384 -N/--omagic.
1385 * options.cc (General_options::finalize): For -n/--nmagic or
1386 -N/--omagic, set -static.
1387 * layout.cc (Layout::attach_allocated_section_to_segment): If
1388 -N/--omagic, don't put read-only and read-write sections in
1389 different segments.
1390 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1391 finding a read-only segment.
1392 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1393 don't set the minimum segment alignment to the common page size,
1394 and don't set the file offset to the address modulo the page size.
1395 * script-sections.cc (Script_sections::create_segments): If
1396 -n/--omagic, don't put read-only and read-write sections in
1397 different segments.
1398
92de84a6
ILT		 1399 * cref.cc: New file.
1400 * cref.h: New file.
1401 * options.h (class General_options): Add --print-symbol-counts.
1402 * main.cc (main): Issue defined symbol report if requested.
1403 * archive.cc (Archive::interpret_header): Make into a const member
1404 function.
1405 (Archive::add_symbols): Call Input_objects::archive_start and
1406 archive_stop.
1407 (Archive::const_iterator): Define new class.
1408 (Archive::begin, Archive::end): New functions.
1409 (Archive::include_all_members): Rewrite to use iterator.
1410 (Archive::count_members): New function.
1411 * archive.h (class Archive): Update declarations.
1412 (Archive::filename): New function.
1413 * object.cc: Include "cref.h".
1414 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1415 (Sized_relobj::do_get_global_symbol_counts): New function.
1416 (Input_objects::add_object): Add object to cross-referencer.
1417 (Input_objects::archive_start): New function.
1418 (Input_objects::archive_stop): New function.
1419 (Input_objects::print_symbol_counts): New function.
1420 * object.h: Declare Cref and Archive.
1421 (Object::get_global_symbol_counts): New function.
1422 (Object::do_get_global_symbol_counts): New pure virtual function.
1423 (class Sized_relobj): Add defined_count_ field. Update
1424 declarations.
1425 (class Input_objects): Add cref_ field. Update constructor.
1426 Update declarations.
1427 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1428 defined_count_.
1429 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1430 symbol counts.
1431 (Sized_dynobj::do_get_global_symbol_counts): New function.
1432 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1433 defined_count_. Update declarations. Define Symbols typedef.
1434 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1435 parameter. Change all callers.
1436 (Symbol_table::add_from_dynobj): Add sympointers and defined
1437 parameters. Change all callers.
1438 * symtab.h (class Symbol_table): Update declarations.
1439 * Makefile.am (CCFILES): Add cref.cc.
1440 (HFILES): Add cref.h.
1441 * Makefile.in: Rebuild.
1442
3f7c5e1d
CD		 14432008-07-22 Simon Baldwin <simonb@google.com>
1444
1445 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1446 to zero when writing undefined symbols.
1447
e0b64032
ILT		 14482008-07-22 Ian Lance Taylor <iant@google.com>
1449
1450 * output.cc (Output_section::add_input_section): Don't try to
1451 merge empty merge sections.
1452
096b02cf
CS		 14532008-07-21 Craig Silverstein <csilvers@google.com>
1454
1455 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1456 Include symbol version in error message.
cd536b21 1457
1d1f116d
CD		 14582008-07-20 Chris Demetriou <cgd@google.com>
1459
cd536b21 1460 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1461 (RANDOM_SEED_CFLAGS): New substituted variable.
1462 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1463 * configure: Rebuild.
1464 * Makefile.in: Likewise.
1465 * testsuite/Makefile.in: Likewise.
1466
a18f591e
ILT		 14672008-07-18 Ian Lance Taylor <iant@google.com>
1468
1469 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1470 where we see NAME/NULL and NAME/VERSION as separate symbols.
1471 * testsuite/ver_test_main.cc (main): Call t4.
1472 (t4, t4_2a): Define.
1473 * testsuite/ver_test_2.cc (t4_2): Define.
1474 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1475 * testsuite/ver_test_4.cc (t4_2a): Define.
1476 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1477 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1478
c6e3f6ed
ILT		 14792008-07-17 Ian Lance Taylor <iant@google.com>
1480
1481 * dynobj.cc (Versions::add_def): If we give an error about a
1482 missing version, go ahead and create the version anyhow.
1483
ef9beddf
ILT		 14842008-07-10 Ian Lance Taylor <iant@google.com>
1485
1486 Handle output sections with more than 0x7fffffff bytes.
1487 * object.h (class Relobj): Change map_to_output_ to
1488 output_sections_, and just keep a section pointer. Change all
1489 uses. Move comdat group support to Sized_relobj.
1490 (Relobj::is_section_specially_mapped): Remove.
1491 (Relobj::output_section): Remove poff parameter. Change all
1492 callers.
1493 (Relobj::output_section_offset): New function.
1494 (Relobj::set_section_offset): Rewrite.
1495 (Relobj::map_to_output): Remove.
1496 (Relobj::output_sections): New function.
1497 (Relobj::do_output_section_offset): New pure virtual function.
1498 (Relobj::do_set_section_offset): Likewise.
1499 (class Sized_relobj): Add section_offsets_ field. Add comdat
1500 group support from Relobj. Update declarations.
1501 (Sized_relobj::get_output_section_offset): New function.
1502 (Sized_relobj::do_output_section_offset): New function.
1503 (Sized_relobj::do_set_section_offset): New function.
1504 * object.cc (Relobj::output_section_address): Remove.
1505 (Sized_relobj::Sized_relobj): Initialize new fields.
1506 (Sized_relobj::include_section_group): Cast find_kept_object to
1507 Sized_relobj.
1508 (Sized_relobj::include_linkonce_section): Likewise.
1509 (Sized_relobj::do_layout): Use separate arrays for output section
1510 and output offset.
1511 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1512 output_sections.
1513 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1514 output_sections and section_offsets.
1515 (Sized_relobj::write_local_symbols): Likewise.
1516 (map_to_kept_section): Compute output address directly.
1517 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1518 output_sections and section_offsets.
1519 (Sized_relobj::write_sections): Likewise.
1520 (Sized_relobj::relocate_sections): Likewise.
1521 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1522 * output.h (class Output_reloc): Update declarations. Change
1523 u2_.relobj to Sized_relobj*.
1524 (class Output_data_reloc): Change add functions to use
1525 Sized_relobj*.
1526 * output.cc (Output_reloc::Output_reloc): Change relobj to
1527 Sized_relobj*.
1528 (Output_reloc::local_section_offset): Change return type to
1529 Elf_Addr. Use get_output_section_offset.
1530 (Output_reloc::get_address): Likewise.
1531 (Output_section::is_input_address_mapped): Don't call
1532 is_section_specially_mapped.
1533 (Output_section::output_offset): Likewise.
1534 (Output_section::output_address): Likewise.
1535 (Output_section::starting_output_address): Likewise.
1536 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1537 parameter to Sized_relobj*.
1538 (Copy_relocs::need_copy_reloc): Likewise.
1539 (Copy_relocs::save): Likewise.
1540 * copy-relocs.h (class Copy_relocs): Update declarations.
1541 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1542 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1543 * target-reloc.h (relocate_for_relocatable): Change
1544 offset_in_output_section type to Elf_Addr. Change code that uses
1545 it as well.
1546 * layout.cc (Layout::layout): Always set *off.
1547 * mapfile.cc (Mapfile::print_input_section): Use
1548 output_section_offset.
1549 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1550 Sized_relobj*.
1551 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1552 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1553 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1554
5cb66f97
ILT		 15552008-07-03 Ian Lance Taylor <iant@google.com>
1556
1557 * layout.cc (Layout::include_section): Do not discard unrecognized
1558 SHT_STRTAB sections.
1559
afe47622
CS		 15602008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1561
1562 * script.cc (Lex::can_continue_name): Make '?' allowable in
1563 version-script names.
1564 * testsuite/version_script.map: Change glob pattern to use '?'
1565
5adf9721
ILT		 15662008-06-30 Manish Singh <yosh@gimp.org>
1567
1568 PR 6585
1569 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1570 Correct typo.
1571
e6fde208
ILT		 15722008-06-30 Ian Lance Taylor <iant@google.com>
1573
1574 PR 6660
1575 PR 6682
1576 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1577 versions]: Don't try to read the value in the contents, since we
1578 don't use it. Use the template endianness when writing.
1579
3f2e6a2d
CC		 15802008-06-25 Cary Coutant <ccoutant@google.com>
1581
1582 * fileread.cc (File_read::make_view): Assert on zero-length view.
1583 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1584 symbol table when there are no symbols to read.
1585
c43d3a48
CS		 15862008-06-23 Craig Silverstein <csilvers@google.com>
1587
1588 * version.cc (version_string): Bump to 1.7
1589
5f494ea0
CS		 15902008-06-18 Craig Silverstein <csilvers@google.com>
1591
1592 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1593 constant 0xFFFF to type Valtype.
1594 (Powerpc_relocate_functions::rel16_ha): Likewise.
1595
c42e122e
ILT		 15962008-06-17 Ian Lance Taylor <iant@google.com>
1597
f34787f8
ILT		 1598 * output.h (Output_section::Input_section): Initialize p2align_ to
1599 zero for Output_section_data constructors.
1600 (Output_section::Input_section::addralign): If not an input
1601 section, return the alignment of the Output_section_data.
1602 * testsuite/copy_test.cc: New file.
1603 * testsuite/copy_test_1.cc: New file.
1604 * testsuite/copy_test_2.cc: New file.
1605 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1606 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1607 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1608 (copy_test_1_pic.o, copy_test_1.so): New targets.
1609 (copy_test_2_pic.o, copy_test_2.so): New targets.
1610 * testsuite/Makefile.in: Rebuild.
1611
c42e122e
ILT		 1612 * script-sections.cc (Script_sections::place_orphan): Initialize
1613 local variable exact.
1614
ce3ac18a
DE		 16152008-06-13 David Edelsohn <edelsohn@gnu.org>
1616
1617 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1618
42cacb20
DE		 16192008-06-12 David Edelsohn <edelsohn@gnu.org>
1620 David S. Miller <davem@davemloft.net>
1621
1622 * powerpc.cc: New file.
1623 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1624 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1625 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1626 * Makefile.in: Rebuild.
1627
7b308235
ILT		 16282008-06-09 Ian Lance Taylor <iant@google.com>
1629
1630 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1631 <exception>.
1632 (throwing, orig_terminate): New static variables.
1633 (terminate_handler): New static function.
1634 (t2): Set terminate handler.
1635
f0b886e3
ILT		 16362008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1637
1638 PR 6584
cd536b21 1639 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1640 alignment.
1641
3e90f135
CC		 16422008-05-30 Cary Coutant <ccoutant@google.com>
1643
1644 * archive.cc (Archive::include_all_members) Correct to step
1645 over symbol table and extended name table in thin archives.
1646
e09ad04a
ILT		 16472008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1648
1649 PR 6407
1650 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1651 calculation.
1652
62b01cb5
ILT		 16532008-05-28 Caleb Howe <cshowe@google.com>
1654
1655 * reduced_debug_output.cc: New file.
1656 * reduced_debug_output.h: New file.
92de84a6 1657 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1658 * options.cc (General_options::finalize): Add strip_debug_non_line
1659 to the strip heirarchy.
1660 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1661 fields.
1662 * layout.cc: Include "reduced_debug_output.h".
1663 (Layout::Layout): Initialize new fields.
1664 (line_only_debug_sections): New static array.
1665 (is_lines_only_debug_sections): New static inline function.
1666 (Layout::include_section): Handle --strip-debug-non-line.
1667 (Layout::make_output_section): If --strip-debug-non-line, build
1668 new output sections for .debug_abbrev and .debug_info.
1669 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1670 gold. Warn about possible overflow.
1671 (read_signed_LEB_128): Likewise.
1672 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1673 (read_signed_LEB_128): Declare.
1674 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1675 (HFILES): Add reduced_debug_output.h.
1676 * Makefile.in: Rebuild.
1677
7d9e3d98
ILT		 16782008-05-21 Ian Lance Taylor <iant@google.com>
1679
1680 * mapfile.cc: New file.
1681 * mapfile.h: New file.
1682 * options.h (class General_options): Add -M/--print-map and -Map.
1683 * options.cc (General_options::finalize): Make -M equivalent to
1684 -Map -.
1685 * main.cc: Include <cstdio> and "mapfile.h".
1686 (main): Open mapfile if requested.
1687 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1688 constructor. Change caller.
1689 (queue_initial_tasks): Add mapfile parameter. Change caller.
1690 (queue_middle_tasks): Likewise.
1691 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1692 declarations.
1693 * archive.cc: Include "mapfile.h".
1694 (Archive::add_symbols): Add mapfile parameter. Change all
1695 callers. Pass mapfile, symbol, and reason to include_member.
1696 (Archive::include_all_members): Add mapfile parameter. Change all
1697 callers.
1698 (Archive::include_member): Add mapfile, sym, and why parameters.
1699 Change all callers. Report inclusion to map file.
1700 * archive.h: Include "fileread.h".
1701 (class Archive): Update declarations.
1702 (Archive::file): New const method.
1703 (class Add_archive_symbols): Add mapfile_ field. Update
1704 constructor. Change all callers.
1705 * readsyms.h (class Read_symbols): Likewise.
1706 (class Finish_group): Likewise.
1707 (class Read_script): Likewise.
1708 * common.cc: Include "mapfile.h".
1709 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1710 all callers.
1711 (Symbol_table::do_allocate_commons): Likewise.
1712 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1713 symbol allocation to mapfile.
1714 * common.h (class Allocate_commons_task): Add mapfile_ field.
1715 Update constructor. Change all callers.
1716 * symtab.h (class Symbol_table): Update declarations.
1717 * layout.cc: Include "mapfile.h".
1718 (Layout_task_runner::run): Print information to mapfile.
1719 (Layout::create_gold_note): Change Output_data_fixed_space to
1720 Output_data_zero_fill.
1721 (Layout::create_build_id): Likewise.
1722 (Layout::print_to_mapfile): New function.
1723 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1724 constructor. Change caller.
1725 (class Layout): Declare print_to_mapfile.
1726 * output.cc (Output_section::Input_section::print_to_mapfile): New
1727 function.
1728 (Output_section::add_input_section): If producing a map, always
1729 add to input_sections_ list.
1730 (Output_section::do_print_to_mapfile): New function.
1731 (Output_segment::print_sections_to_mapfile): New function.
1732 (Output_segment::print_section_list_to_mapfile): New function.
1733 * output.h: Include "mapfile.h".
1734 (Output_data::print_to_mapfile): New function.
1735 (Output_data::do_print_to_mapfile): New virtual function.
1736 (Output_segment_headers::do_print_to_mapfile): New function.
1737 (Output_file_header::do_print_to_mapfile): New function.
1738 (Output_data_const::do_print_to_mapfile): New function.
1739 (class Output_data_const_buffer): Add map_name_ field. Update
1740 constructor. Change all callers. Add do_print_to_mapfile
1741 function.
1742 (class Output_data_fixed_space): Likewise.
1743 (class Output_data_space): Likewise.
1744 (class Output_data_zero_fill): New class.
1745 (Output_data_strtab::do_print_to_mapfile): New function.
1746 (Output_data_reloc_base::do_print_to_mapfile): New function.
1747 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1748 (Output_data_group::do_print_to_mapfile): New function.
1749 (Output_data_got::do_print_to_mapfile): New function.
1750 (Output_data_dynamic::do_print_to_mapfile): New function.
1751 (Output_symtab_xindex::do_print_to_mapfile): New function.
1752 (class Output_section): Declare do_print_to_mapflie. Declare
1753 print_to_mapfile in Input_section.
1754 (class Output_segment): Declare new functions.
1755 * object.h (Sized_relobj::symbol_count): New function.
1756 * script-sections.cc
1757 (Output_section_element_dot_assignment::set_section_addresses):
1758 Change Output_data_fixed_space to Output_data_zero_fill.
1759 (Output_data_expression::do_print_to_mapfile): New function.
1760 * script.cc (read_input_script): Add mapfile parameter. Change
1761 all callers.
1762 * script.h (read_input_script): Update declaration.
1763 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1764 (Eh_frame::do_print_to_mapfile): New function.
1765 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1766 (Output_merge_string::do_print_to_mapfile): New function.
1767 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1768 function.
1769 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1770 function.
1771 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1772 function.
1773 * Makefile.am (CCFILES): Add mapfile.cc.
1774 (HFILES): Add mapfile.h.
1775 * Makefile.in: Rebuild.
1776
9f1d377b
ILT		 17772008-05-19 Ian Lance Taylor <iant@google.com>
1778
1779 * options.h (class General_options): Add -z relro.
1780 * layout.cc (Layout::Layout): Initialize relro_segment_.
1781 (Layout::add_output_section_data): Return the output section.
1782 (Layout::make_output_section): Rcognize relro sections and mark
1783 them appropriately.
1784 (Layout::attach_allocated_section_to_segment): Put relro sections
1785 in a PT_GNU_RELRO segment.
1786 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1787 section as relro.
1788 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1789 PT_TLS segments.
1790 (Layout::linkonce_mapping): Map d.rel.ro.local to
1791 .data.rel.ro.local.
1792 (Layout::output_section_name): Us .data.rel.ro.local for any
1793 section which begins with that.
1794 * layout.h (class Layout): Update add_output_section_data
1795 declaration. Add relro_segment_ field.
1796 * output.cc (Output_section::Output_section): Initialize is_relro_
1797 and is_relro_local_ fields.
1798 (Output_segment::add_output_section): Group relro sections.
1799 (Output_segment::is_first_section_relro): New function.
1800 (Output_segment::maximum_alignment): If there is a relro section,
1801 align the segment to the common page size.
1802 (Output_segment::set_section_addresses): Track whether we are
1803 looking at relro sections. If the last section is a relro
1804 section, align to the common page size.
1805 (Output_segment::set_section_list_addresses): Add in_relro
1806 parameter. Change all callers. Align to the page size when
1807 moving from relro to non-relro section.
1808 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1809 segment.
1810 * output.h (class Output_section): Add is_relro_ and
1811 is_relro_local_ fields.
1812 (Output_section::is_relro): New function.
1813 (Output_section::set_is_relro): New function.
1814 (Output_section::is_relro_local): New function.
1815 (Output_section::set_is_relro_local): New function.
1816 (class Output_segment): Update declarations.
1817 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1818 * sparc.cc (Target_sparc::got_section): Likewise.
1819 * x86_64.cc (Target_x86_64::got_section): Likewise.
1820 * testsuite/relro_test_main.cc: New file.
1821 * testsuite/relro_test.cc: New file.
1822 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1823 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1824 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1825 (relro_test.so, relro_test_pic.o): New targets.
1826 * testsuite/Makefile.in: Rebuild.
1827
a984ee1d
ILT		 18282008-05-16 Ian Lance Taylor <iant@google.com>
1829
01676dcd
ILT		 1830 * output.cc (Output_segment::add_output_section): Remove front
1831 parameter.
1832 * output.h (class Output_segment): Remove
1833 add_initial_output_section and overloaded add_output_section.
1834 Update declaration of remaining add_output_section.
1835 * layout.cc (Layout::create_interp): Call add_output_section
1836 rather than add_initial_output_section.
1837 (Layout::finish_dynamic_section): Likewise.
1838
497897f9
ILT		 1839 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1840 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1841 know the dynamic type.
1842 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1843 field. Initialize it in constructor.
1844 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1845 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1846 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1847 reloc.
1848
a984ee1d
ILT		 1849 * output.cc (Output_reloc::get_address): Change return type to
1850 Elf_Addr.
1851 * output.h (class Output_reloc): Update get_address declaration.
1852 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1853 for section addresses.
1854
55ba0940
ILT		 18552008-05-09 Ian Lance Taylor <iant@google.com>
1856
1857 PR 6493
1858 * gold.cc (gold_nomem): Use return value of write.
1859
75517b77
ILT		 18602008-05-08 Ian Lance Taylor <iant@google.com>
1861
1862 * symtab.c (Symbol::init_base_output_data): Add version
1863 parameter. Change all callers.
1864 (Symbol::init_base_output_segment): Likewise.
1865 (Symbol::init_base_constant): Likewise.
1866 (Symbol::init_base_undefined): Likewise.
1867 (Sized_symbol::init_output_data): Likewise.
1868 (Sized_symbol::init_output_segment): Likewise.
1869 (Sized_symbol::init_constant): Likewise.
1870 (Sized_symbol::init_undefined): Likewise.
1871 (Symbol_table::do_define_in_output_data): If the new symbol has a
1872 version, mark it as the default.
1873 (Symbol_table::do_define_in_output_segment): Likewise.
1874 (Symbol_table::do_define_as_constant): Likewise.
1875 * symtab.h (class Symbol): Update declarations.
1876 (class Sized_symbol): Likewise.
1877 * resolve.cc (Symbol::override_version): New function.
c42e122e 1878 (Symbol::override_base): Call override_version.
75517b77
ILT		 1879 (Symbol::override_base_with_special): Likewise.
1880 * testsuite/ver_script_8.script: New file.
1881 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1882 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1883 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1884 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1885
f1f70eae
ILT		 18862008-05-06 Ian Lance Taylor <iant@google.com>
1887
f3e9c5c5
ILT		 1888 PR 6049
1889 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1890 functions.
1891 (class General_options): Remove existing --undefined, and add
1892 --no-undefined instead. Add new --undefined as synonym for -u.
1893 * archive.cc (Archive::add_symbols): Check whether symbol was
1894 named with -u.
1895 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1896 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1897 all uses. Add IS_UNDEFINED. Update declarations to split
1898 different versions of init_base. Declare init_base_undefined.
1899 (Symbol::is_defined): Handle IS_UNDEFINED.
1900 (Symbol::is_undefined): Likewise.
1901 (Symbol::is_weak_undefined): Call is_undefined.
1902 (Symbol::is_absolute): Handle IS_CONSTANT.
1903 (class Sized_symbol): Update declarations to split different
1904 versions of init. Declare init_undefined.
1905 (class Symbol_table): Declare new functions.
1906 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1907 Change all callers.
1908 (Symbol::init_base_output_data): Likewise.
1909 (Symbol::init_base_output_segment): Likewise.
1910 (Symbol::init_base_constant): Likewise.
1911 (Symbol::init_base_undefined): New function.
1912 (Sized_symbol::init_object): Rename from init. Change all
1913 callers.
1914 (Sized_symbol::init_output_data): Likewise.
1915 (Sized_symbol::init_output_segment): Likewise.
1916 (Sized_symbol::init_constant): Likewise.
1917 (Sized_symbol::init_undefined): New function.
1918 (Symbol_table::add_undefined_symbols_from_command_line): New
1919 function.
1920 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1921 function.
1922 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1923 (Symbol::output_section): Likewise.
1924 (Symbol::set_output_section): Likewise.
1925 (Symbol_table::sized_finalize_symbol): Likewise.
1926 (Symbol_table::sized_write_globals): Likewise.
1927 * resolve.cc (Symbol_table::should_override): Likewise.
1928 (Symbol::override_base_with_special): Likewise.
1929
8bdcdf2c
ILT		 1930 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1931 symbol, change it to have default visibility.
1932 * testsuite/protected_1.cc: New file.
1933 * testsuite/protected_2.cc: New file.
1934 * testsuite/protected_3.cc: New file.
1935 * testsuite/protected_main_1.cc: New file.
1936 * testsuite/protected_main_2.cc: New file.
1937 * testsuite/protected_main_3.cc: New file.
1938 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1939 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1940 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1941 (protected_1.so): New target.
1942 (protected_1_pic.o, protected_2_pic.o): New targets.
1943 (protected_3_pic.o): New target.
1944 (check_PROGRAMS): Add protected_2.
1945 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1946 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1947 * testsuite/Makefile.in: Rebuild.
1948
2b706932
ILT		 1949 * options.h (DEFINE_var): Add set_user_set_##varname__.
1950 (DEFINE_bool_alias): New macro.
1951 (class General_options): Define -Bstatic using DEFINE_bool_alias
1952 rather than DEFINE_special. Add --undefined as an alias for -z
1953 defs.
1954 * options.cc (General_options::parse_Bstatic): Remove.
1955
d82a5bcc
ILT		 1956 * options.h (class General_options): Add --fatal-warnings.
1957 * main.cc (main): Implement --fatal-warnings.
1958 * errors.h (Errors::warning_count): New function.
1959
f1f70eae
ILT		 1960 * options.h (class General_options): Add -Bsymbolic-functions.
1961 * symtab.h (Symbol::is_preemptible): Check for
1962 -Bsymbolic-functions.
1963
8825ac63
ILT		 19642008-05-05 Ian Lance Taylor <iant@google.com>
1965
d98bc257
ILT		 1966 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1967 as noVARNAME rather than no-VARNAME.
1968 (class General_options): Add option -z combreloc.
1969 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1970 get_address.
1971 (Output_reloc::sort_before) [SHT_REL]: New function.
1972 (Output_reloc::sort_before) [SHT_RELA]: New function.
1973 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1974 Sort_relocs_comparison.
1975 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1976 parameter. Change all callers.
1977 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1978 sort_relocs parameter. Change all callers.
1979 * output.cc (Output_reloc::get_address): New function, broken out
1980 of write_rel.
1981 (Output_reloc::write_rel): Call it.
1982 (Output_reloc::compare): New function.
1983 (Output_data_reloc_base::do_write): Optionally sort relocs.
1984
60b2b4e7
ILT		 1985 * configure.ac: If targ_extra_obj is set, link it in.
1986 * configure.tgt: Initialize all variables.
1987 (x86_64*): Set targ_extra_obj and targ_extra_size.
1988 * configure: Rebuild.
1989
8825ac63
ILT		 1990 * object.cc (Sized_relobj::include_section_group): Adjust section
1991 indexes read from group data. Build vector to pass to
1992 layout_group.
1993 * layout.cc (Layout::layout_group): Add flags and shndxes
1994 parameters. Remove contents parameter. Change caller. Update
1995 explicit instantiations.
1996 * layout.h (class Layout): Update layout_group declaration.
1997 * output.cc (Output_data_group::Output_data_group): Add flags and
1998 input_shndxes parameters. Remove contents parameter. Change
1999 caller.
2000 (Output_data_group::do_write): Change input_sections_ to
2001 input_shndxes_.
2002 * output.h (class Output_data_group): Update constructor
2003 declaration. Rename input_sections_ to input_shndxes_.
2004 * testsuite/many_sections_test.cc: Add template.
2005
e94cf127
CC		 20062008-04-30 Cary Coutant <ccoutant@google.com>
2007
4418b2d5
CC		 2008 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2009
e94cf127
CC		 2010 * layout.cc (Layout::include_section): Refactored check for debug
2011 info section.
2012 (Layout::add_comdat): Add new parameters. Change type
2013 of signature parameter. Add object and shndx to signatures table.
2014 (Layout::find_kept_object): New function.
2015 * layout.h: Include <cstring>.
2016 (Layout::is_debug_info_section): New function.
2017 (Layout::add_comdat): Add new parameters.
2018 (Layout::find_kept_object): New function.
2019 (Layout::Kept_section): New struct.
2020 (Layout::Signatures): Change type of map range.
2021 * object.cc (Relobj::output_section_address): New function.
2022 (Sized_relobj::include_section_group): Add new parameters. Change
2023 calls to Layout::add_comdat. Change to build table of kept comdat
2024 groups and table mapping discarded sections to kept sections.
2025 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2026 (Sized_relobj::do_layout): Change calls to include_section_group and
2027 include_linkonce_section.
2028 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2029 value to zero when section is discarded.
2030 (Sized_relobj::map_to_kept_section): New function.
2031 * object.h (Relobj::output_section_address): New function.
2032 (Relobj::Comdat_group): New type.
2033 (Relobj::find_comdat_group): New function.
2034 (Relobj::Comdat_group_table): New type.
2035 (Relobj::Kept_comdat_section): New type.
2036 (Relobj::Kept_comdat_section_table): New type.
2037 (Relobj::add_comdat_group): New function.
2038 (Relobj::set_kept_comdat_section): New function.
2039 (Relobj::get_kept_comdat_section): New function.
2040 (Relobj::comdat_groups_): New field.
2041 (Relobj::kept_comdat_sections_): New field.
2042 (Symbol_value::input_value): Update comment.
2043 (Sized_relobj::map_to_kept_section) New function.
2044 (Sized_relobj::include_linkonce_section): Add new parameter.
2045 * target-reloc.h (Comdat_behavior): New type.
2046 (get_comdat_behavior): New function.
2047 (relocate_section): Add code to map a discarded section to the
2048 corresponding kept section when applying a relocation.
2049
e4e5049b
CS		 20502008-04-30 Craig Silverstein <csilvers@google.com>
2051
2052 * dwarf_reader.cc (next_generation_count): New static var.
2053 (Addr2line_cache_entry): New struct.
2054 (addr2line_cache): New static var.
2055 (Dwarf_line_info::one_addr2line): Added caching.
2056 (Dwarf_line_info::clear_addr2line_cache): New function.
2057 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2058 cache-size parameter.
2059 (Dwarf_line_info::one_addr2line_cache): New function.
2060 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2061 new cache-size argument to one_addr2line(), and clear cache.
2062
d09e9154
CC		 20632008-04-28 Cary Coutant <ccoutant@google.com>
2064
2065 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2066 R_386_PC8 relocations.
2067
7ef73768
ILT		 20682008-04-23 Ian Lance Taylor <iant@google.com>
2069
55438702
ILT		 2070 * object.cc (Sized_relobj::include_section_group): Check for
2071 invalid section group.
2072
c165fb93
ILT		 2073 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2074 header size.
2075
7ef73768
ILT		 2076 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2077 than read for file header.
2078 * archive.cc (Archive::include_member): Likewise.
2079
6194aaab
L		 20802008-04-23 Paolo Bonzini <bonzini@gnu.org>
2081
2082 * aclocal.m4: Regenerate.
2083 * configure: Regenerate.
2084
d491d34e
ILT		 20852008-04-19 Ian Lance Taylor <iant@google.com>
2086
5ea2bac6
ILT		 2087 * version.cc (version_string): Bump to 1.6.
2088
7bc3e21a
ILT		 2089 * testsuite/Makefile.am (many_sections_r_test): New target.
2090 (many_sections_r_test_SOURCES): Remove.
2091 (many_sections_r_test_DEPENDENCIES): Remove.
2092 (many_sections_r_test_LDFLAGS): Remove.
2093 (many_sections_r_test_LDADD): Remove.
2094
7fcd3aa9
ILT		 2095 * object.cc (Sized_relobj::do_add_symbols): Always pass
2096 local_symbol_count_ to add_from_relobj.
2097
4c94d6ae
ILT		 2098 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2099 every thousand variables.
2100 * testsuite/Makefile.in: Rebuild.
2101
d491d34e
ILT		 2102 * object.cc (Xindex::initialize_symtab_xindex): New function.
2103 (Xindex::read_symtab_xindex): New function.
2104 (Xindex::sym_xindex_to_shndx): New function.
2105 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2106 available.
2107 (Sized_relobj::do_initialize_xindex): New function.
2108 (Sized_relobj::do_read_symbols): Adjust section links.
2109 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2110 parameter. Change all callers.
2111 (Sized_relobj::include_section_group): Adjust section links and
2112 symbol section indexes.
2113 (Sized_relobj::do_layout): Adjust section links.
2114 (Sized_relobj::do_count_local_symbols): Adjust section links and
2115 symbol section indexes.
2116 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2117 ordinary and special symbols.
2118 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2119 dynsym_xindex parameters. Change all callers. Adjust section
2120 links. Use SHN_XINDEX when needed.
2121 (Sized_relobj::get_symbol_location_info): Adjust section links.
2122 Don't get fooled by special symbols.
2123 * object.h (class Xindex): Define.
2124 (class Object): Add xindex_ parameter. Declare virtual functoin
2125 do_initialize_xindex.
2126 (Object::adjust_sym_shndx): New function.
2127 (Object::set_xindex): New protected function.
2128 (class Symbol_value): Add is_ordinary_shndx_ field.
2129 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2130 (Symbol_value::value): Assert ordinary section.
2131 (Symbol_value::initialize_input_to_output_map): Likewise.
2132 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2133 Change all callers.
2134 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2135 all callers.
2136 (class Sized_relobj): Update declarations.
2137 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2138 parameter. Change all callers.
2139 (Sized_relobj::adjust_shndx): New function.
2140 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2141 field.
2142 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2143 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2144 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2145 (Sized_dynobj::read_dynsym_section): Adjust section links.
2146 (Sized_dynobj::read_dynamic): Likewise.
2147 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2148 section links.
2149 (Sized_dynobj::do_initialize_xindex): New function.
2150 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2151 do_initialize_xindex.
2152 (Sized_dynobj::adjust_shndx): New function.
2153 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2154 dynsym_xindex_ fields.
2155 (Layout::finalize): Add a call to set_section_indexes before
2156 creating the symtab sections.
2157 (Layout::set_section_indexes): Don't do anything if the section
2158 already has a section index.
2159 (Layout::create_symtab_sections): Add shnum parameter. Change
2160 caller. Create .symtab_shndx section if needed.
2161 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2162 caller.
2163 (Layout::allocated_output_section_count): New function.
2164 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2165 needed.
2166 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2167 fields. Update declarations.
2168 (Layout::symtab_xindex): New function.
2169 (Layout::dynsym_xindex): New function.
2170 (class Write_symbols_task): Add layout_ field.
2171 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2172 Change caller.
2173 * output.cc (Output_section_headers::Output_section_headers): Add
2174 shstrtab_section parameter. Change all callers.
2175 (Output_section_headers::do_sized_write): Store overflow values
2176 for section count and section string table section index in
2177 section header zero.
2178 (Output_file_header::do_sized_write): Check for overflow of
2179 section count and section string table section index.
2180 (Output_symtab_xindex::do_write): New function.
2181 (Output_symtab_xindex::endian_do_write): New function.
2182 * output.h (class Output_section_headers): Add shstrtab_section_.
2183 Update declarations.
2184 (class Output_symtab_xindex): Define.
2185 (Output_section::has_out_shndx): New function.
2186 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2187 field.
2188 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2189 Change all callers.
2190 (Sized_symbol::init): Likewise.
2191 (Symbol::output_section): Check for ordinary symbol.
2192 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2193 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2194 callers.
2195 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2196 Change all callers. Simplify handling of symbols from sections
2197 not included in the link.
2198 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2199 distinction.
2200 (Weak_alias_sorter::operator()): Assert that symbols are
2201 ordinary.
2202 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2203 distinction.
2204 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2205 parameters. Change all callers.
2206 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2207 symbol distinction. Use SHN_XINDEX when needed.
2208 (Symbol_table::write_section_symbol): Add symtab_xindex
2209 parameter. Change all callers.
2210 (Symbol_table::sized_write_section_symbol): Likewise. Use
2211 SHN_XINDEX when needed.
2212 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2213 declarations.
2214 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2215 (Symbol::is_defined): Check is_ordinary.
2216 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2217 (Symbol::is_absolute, Symbol::is_common): Likewise.
2218 (class Sized_symbol): Update declarations.
2219 (class Symbol_table): Update declarations.
2220 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2221 parameters. Change all callers.
2222 (Sized_symbol::override): Likewise.
2223 (Symbol_table::override): Likewise.
2224 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2225 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2226 is_ordinary, and orig_st_shndx parameters. Change all callers.
2227 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2228 to be in an ordinary section.
2229 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2230 object and is_ordinary parameters. Change all callers.
2231 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2232 Change all callers. Don't add undefined or non-ordinary symbols
2233 to reloc_map_.
2234 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2235 Change all callers.
2236 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2237 declarations.
2238 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2239 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2240 (Sized_relobj::relocate_sections): Likewise.
2241 * target-reloc.h (scan_relocs): Adjust section symbol index.
2242 (scan_relocatable_relocs): Likewise.
2243 * i386.cc (Scan::local): Check for ordinary symbols.
2244 * sparc.cc (Scan::local): Likewise.
2245 * x86_64.cc (Scan::local): Likewise.
2246 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2247 to symbol_section_and_value.
2248 * testsuite/many_sections_test.cc: New file.
2249 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2250 (check_PROGRAMS): Add many_sections_test.
2251 (many_sections_test_SOURCES): Define.
2252 (many_sections_test_DEPENDENCIES): Define.
2253 (many_sections_test_LDFLAGS): Define.
2254 (BUILT_SOURCES): Add many_sections_define.h.
2255 (many_sections_define.h): New target.
2256 (BUILT_SOURCES): Add many_sections_check.h.
2257 (many_sections_check.h): New target.
2258 (check_PROGRAMS): Add many_sections_r_test.
2259 (many_sections_r_test_SOURCES): Define.
2260 (many_sections_r_test_DEPENDENCIES): Define.
2261 (many_sections_r_test_LDFLAGS): Define.
2262 (many_sections_r_test_LDADD): Define.
2263 (many_sections_r_test.o): New target.
2264 * testsuite/Makefile.in: Rebuild.
2265
c5818ff1
CC		 22662008-04-17 Cary Coutant <ccoutant@google.com>
2267
2268 * errors.cc (Errors::info): New function.
2269 (gold_info): New function.
2270 * errors.h (Errors::info): New function.
2271 * gold.h (gold_info): New function.
2272 * object.cc (Input_objects::add_object): Print trace output.
2273 * options.cc (options::parse_set): New function.
2274 (General_options::parse_wrap): Deleted.
2275 (General_options::General_options): Deleted initializer.
2276 * options.h (options::String_set): New typedef.
2277 (options::parse_set): New function.
2278 (DEFINE_set): New macro.
2279 (General_options::wrap): Changed to use DEFINE_set. Changed
2280 callers of any_wrap_symbols and is_wrap_symbol.
2281 (General_options::trace, General_options::trace_symbol):
2282 New options.
2283 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2284 (General_options::wrap_symbols_): Deleted.
2285 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2286
b5be4a7c
DM		 22872008-04-17 David S. Miller <davem@davemloft.net>
2288
2289 * options.cc (General_options::parse_V): New function.
2290 * options.h: Add entries for -V and -Qy.
2291
155a0dd7
ILT		 22922008-04-17 Ian Lance Taylor <iant@google.com>
2293
2294 * common.cc (Symbol_table::allocate_commons): Remove options
2295 parameter. Change caller.
2296 (Symbol_table::do_allocate_commons): Remove options parameter.
2297 Change caller. Just call do_allocate_commons_list twice.
2298 (Symbol_table::do_allocate_commons_list): New function, broken out
2299 of do_allocate_commons.
2300 * common.h (class Allocate_commons_task): Remove options_ field.
2301 Update constructor.
2302 * symtab.cc (Symbol_table::Symbol_table): Initialize
2303 tls_commons_.
2304 (Symbol_table::add_from_object): Put TLS common symbols on
2305 tls_commons_ list.
2306 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2307 which are IN_OUTPUT_DATA.
2308 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2309 allocate_commons and do_allocate_commons declarations. Declare
2310 do_allocate_commons_list.
2311 * gold.cc (queue_middle_tasks): Update creation of
2312 Allocate_commons_task to not pass options.
2313 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2314 (TLS_TEST_C_FLAGS): New variable.
2315 (tls_test_c_pic.o): New target.
2316 (tls_test_shared.so): Link in tls_test_c_pic.o.
2317 (tls_test_c_pic_ie.o): New target.
2318 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2319 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2320 (tls_test_c.o): New target.
2321 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2322 (tls_pic_test_LDADD): Likewise.
2323 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2324 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2325 (tls_test_c_gnu2.o): New target.
2326 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2327 tls_test_c_gnu2.o.
2328 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2329 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2330 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2331 * testsuite/tls_test.cc: Include "config.h".
2332 (t_last): Call t11_last.
2333 * testsuite/tls_test.h (t11, t11_last): Declare.
2334 * testsuite/tls_test_c.c: New file.
2335 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2336 * configure.ac: Check for OpenMP support.
2337 * configure, config.in, Makefile.in: Rebuild.
2338 * testsuite/Makefile.in: Rebuild.
2339
edfbb029
CC		 23402008-04-16 Cary Coutant <ccoutant@google.com>
2341
2342 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2343 (Target_i386::tls_base_symbol_defined_): New field.
2344 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2345 (Target_i386::Scan::global): Likewise.
2346 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2347 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2348 (Target_x86_64::tls_base_symbol_defined_): New field.
2349 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2350 (Target_x86_64::Scan::global): Likewise.
2351
f3c69fca
CC		 23522008-04-16 Cary Coutant <ccoutant@google.com>
2353
2354 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2355 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2356 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2357 building shared libraries.
2358 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2359 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2360 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2361 * testsuite/Makefile.in: Rebuild.
2362 * testsuite/weak_undef.h: New file.
2363 * testsuite/weak_undef_file1.cc: Add extra test cases.
2364 * testsuite/weak_undef_file2.cc: Likewise.
2365 * testsuite/weak_undef_test.cc: Likewise.
2366
7c414435
DM		 23672008-04-16 David S. Miller <davem@davemloft.net>
2368
32b769e1
DM		 2369 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2370 Add issued_non_pic_error_ field. Declare check_non_pic.
2371 (Target_sparc::Scan::check_non_pic): New function.
2372 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2373 (Target_sparc::Scan::global): Likewise.
2374
11936fb1
DM		 2375 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2376 * configure: Rebuild.
2377
7c414435
DM		 2378 * options.h (DEFINE_enable): New macro.
2379 (new_dtags): New enable option.
2380 (initfirst, interpose, loadfltr, nodefaultlib,
2381 nodelete, nodlopen, nodump): New -z options.
2382 * layout.cc (Layout:finish_dynamic_section): If new
2383 dtags enabled, emit DT_RUNPATH. Also, emit a
2384 DT_FLAGS_1 containing any specified -z flags.
2385
85c7bf8b
ILT		 23862008-04-16 Ian Lance Taylor <iant@google.com>
2387
12c0daef
ILT		 2388 * copy-relocs.cc: New file.
2389 * copy-relocs.h: New file.
2390 * reloc.cc: Remove Copy_relocs code.
2391 * reloc.h: Likewise.
2392 * reloc-types.h (struct Reloc_types) [both versions]: Add
2393 get_reloc_addend_noerror.
2394 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2395 variants of add_global which take an addend which must be zero.
2396 * i386.cc: Include "copy-relocs.h".
2397 (class Target_i386): Change type of copy_relocs_ to variable,
2398 update initializer.
2399 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2400 Change all callers.
2401 (Target_i386::do_finalize_sections): Change handling of
2402 copy_relocs_.
2403 * sparc.cc: Include "copy-relocs.h".
2404 (class Target_sparc): Change type of copy_relocs_ to variable,
2405 update initializer.
2406 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2407 Change all callers.
2408 (Target_sparc::do_finalize_sections): Change handling of
2409 copy_relocs_.
2410 * x86_64.cc: Include "copy-relocs.h".
2411 (class Target_x86_64): Change type of copy_relocs_ to variable,
2412 update initializer.
2413 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2414 class. Change all callers.
2415 (Target_x86_64::do_finalize_sections): Change handling of
2416 copy_relocs_.
2417 * Makefile.am (CCFILES): Add copy-relocs.cc.
2418 (HFILES): Add copy-relocs.h.
2419
4f4995b6
ILT		 2420 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2421
85c7bf8b
ILT		 2422 * testsuite/script_test_4.sh: Permit leading zeroes.
2423
4f2a9edd
ILT		 24242008-04-15 Ian Lance Taylor <iant@google.com>
2425
e6188289
ILT		 2426 * script-sections.cc (Script_sections::create_segments): Use
2427 header_size_adjustment even when there is enough room for the
2428 headers.
2429 * testsuite/script_test_4.sh: New file.
2430 * testsuite/script_test_4.t: New file.
2431 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2432 (check_DATA): Add script_test_4.stdout.
2433 (MOSTLYCLEANFILES): Likewise.
2434 (script_test_4): New target.
2435 (script_test_4.stdout): New target.
2436 * testsuite/Makefile.in: Rebuild.
2437
4f2a9edd
ILT		 2438 * sparc.cc: Add definitions for Output_data_plt_sparc class
2439 constants.
2440
f5314dd5
DM		 24412008-04-14 David S. Miller <davem@davemloft.net>
2442
2443 * sparc.cc: New file.
2444 * Makefile.am (TARGETSOURCES): Add sparc.cc
2445 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2446 * configure.tgt: Document targ_extra_size and
2447 targ_extra_big_endian. Add entries for sparc-* and
2448 sparc64-*.
2449 * configure.ac: Handle targ_extra_size and
2450 targ_extra_big_endian.
2451 * Makefile.in: Rebuild.
2452 * configure: Likewise.
2453 * po/POTFILES.in: Likewise.
2454 * po/gold.pot: Likewise.
2455
154e0e9a
ILT		 24562008-04-14 Ian Lance Taylor <iant@google.com>
2457
2458 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2459 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2460 in the name/type/flags to section mapping. Don't call
2461 allocate_output_section.
2462 (Layout::choose_output_section): Change parameter from adjust_name
2463 to is_input_section. Don't permit input sections after sections
2464 are attached to segments. Don't call allocate_output_section.
2465 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2466 not write_enable_output_section.
2467 (Layout::make_output_section): Don't push to
2468 unattached_section_list_ nor call attach_to_segment. Call
2469 attach_section_to_segment if sections are attached.
2470 (Layout::attach_sections_to_segments): New function.
2471 (Layout::attach_section_to_segment): New function.
2472 (Layout::attach_allocated_section_to_segment): Rename from
2473 attach_to_segment. Remove flags parameter.
2474 (Layout::allocate_output_section): Remove function.
2475 (Layout::write_enable_output_section): Remove function.
2476 * layout.h (class Layout): Update for above changes. Add new
2477 field sections_are_attached_.
2478 * output.h (Output_section::update_flags_for_input_section): New
2479 function.
2480 * output.cc (Output_section::add_input_section): Call
2481 update_flags_for_input_section.
2482 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2483
009a67a2
CC		 24842008-04-11 Cary Coutant <ccoutant@google.com>
2485
2486 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2487 thought unnecessary.
2488 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2489
759b1a24
ILT		 24902008-04-11 Ian Lance Taylor <iant@google.com>
2491
2492 * output.h (class Output_section_data): Remove inline definition
2493 of set_addralign.
2494 * output.cc (Output_section_data::set_addralign): New function.
2495
c2b45e22
CC		 24962008-04-11 Cary Coutant <ccoutant@google.com>
2497
2498 Add support for TLS descriptors for i386 and x86_64.
2499 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2500 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2501 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2502 GOT_TYPE_TLS_DESC.
2503 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2504 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2505 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2506 relocations.
2507 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2508 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2509 Fix problem with initial-exec relocations.
2510 (Target_i386::Relocate::relocate_tls): Likewise.
2511 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2512 relaxation.
2513 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2514 support for section-plus-offset dynamic table entries.
2515 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2516 (Output_data_dynamic::Dynamic_entry): Add support for
2517 section-plus-offset dynamic table entries.
2518 (Output_data_dynamic::Classification): Likewise.
2519 (Output_data_dynamic::classification_): Renamed offset_.
2520 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2521 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2522 (Target_x86_64::make_plt_section): New function.
2523 (Target_x86_64::reserve_tlsdesc_entries): New function.
2524 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2525 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2526 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2527 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2528 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2529 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2530 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2531 add extra PLT entry for TLS descriptors.
2532 (Output_data_plt_x86_64::got_): New field.
2533 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2534 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2535 fields.
2536 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2537 descriptors.
2538 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2539 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2540 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2541 R_386_TLS_DESC_CALL relocations.
2542 (Target_x86_64::Scan::global): Likewise.
2543 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2544 for TLS descriptors.
2545 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2546 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2547 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2548 GD-to-IE relaxation.
2549 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2550 and TLS_DESCRIPTORS.
2551 * Makefile.in: Rebuild.
2552 * configure: Rebuild.
2553 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2554 (tls_test_shared2.so): New target.
2555 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2556 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2557 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2558 (tls_shared_gd_to_ie_test_LDADD): New variable.
2559 (tls_shared_gnu2_gd_to_ie_test): New target.
2560 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2561 New targets.
2562 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2563 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2564 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2565 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2566 (tls_shared_gnu2_test): New target.
2567 (tls_test_gnu2_shared.so): New target.
2568 (tls_shared_gnu2_test_SOURCES): New variable.
2569 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2570 (tls_shared_gnu2_test_LDFLAGS): New variable.
2571 (tls_shared_gnu2_test_LDADD): New variable.
2572 * testsuite/Makefile.in: Rebuild.
2573 * testsuite/Makefile.
2574
83bfb6b7
ILT		 25752008-04-11 Ian Lance Taylor <iant@google.com>
2576
2577 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2578 justsyms.t.
2579 * testsuite/Makefile.in: Rebuild.
2580
2581 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2582 long.
2583 * testsuite/script_test_2.cc (main): Adjust test.
2584
706e1f5e
ILT		 25852008-04-11 David S. Miller <davem@davemloft.net>
2586 Ian Lance Taylor <iant@google.com>
2587
2588 * options.h (General_options): Add entries for '-Y' and
2589 '-relax'.
2590 * options.cc (General_options:finalize): If -Y was used, add those
2591 entries to the library path instead of the default "/lib" and
2592 "/usr/lib".
2593
7c98e6bb
DM		 25942008-04-11 David S. Miller <davem@davemloft.net>
2595
2596 * testsuite/justsyms.t: Start at 0x100.
2597 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2598 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2599 long.
2600 * testsuite/script_test_2.cc: Adjust string and section length
2601 checks.
7c98e6bb 2602
99a37bfd
ILT		 26032008-04-09 Ian Lance Taylor <iant@google.com>
2604
2cefc357
ILT		 2605 PR gold/5996
2606 * script-sections.cc (Sections_element::allocate_to_segment): Add
2607 orphan parameter.
2608 (Output_section_definition::allocate_to_segment): Likewise.
2609 (Orphan_output_section::allocate_to_segment): Likewise.
2610 (Script_sections::attach_sections_using_phdrs_clause): Don't
2611 propagate non-PT_LOAD segments to orphan sections.
2612 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2613 readelf rather than objdump.
2614 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2615 .interp section and PT_INTERP segment are the same size.
2616 * testsuite/Makefile.in: Rebuild.
2617
99a37bfd
ILT		 2618 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2619 aliases for symbols defined in the same object.
2620 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2621 (weak_alias_test_SOURCES): New variable.
2622 (weak_alias_test_DEPENDENCIES): New variable.
2623 (weak_alias_test_LDFLAGS): New variable.
2624 (weak_alias_test_LDADD): New variable.
2625 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2626 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2627 (weak_alias_test_3.o): New target.
2628 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2629 * testsuite/weak_alias_test_main.cc: New file.
2630 * testsuite/weak_alias_test_1.cc: New file.
2631 * testsuite/weak_alias_test_2.cc: New file.
2632 * testsuite/weak_alias_test_3.cc: New file.
2633
780e49c5
ILT		 26342008-04-08 Ian Lance Taylor <iant@google.com>
2635
cdb0b8f5
ILT		 2636 * options.h (class General_options): Add --noinhibit-exec option.
2637 * main.cc (main): Check --noinhibit-exec.
2638
0864d551
ILT		 2639 * options.h (class General_options): Define --wrap as a special
2640 option. Add wrap_symbols_ field.
2641 (General_options::any_wrap_symbols): New function.
2642 (General_options::is_wrap_symbol): New function.
2643 * options.cc (General_options::parse_wrap): New function.
2644 (General_options::General_options): Initialize wrap_symbols_.
2645 * symtab.cc (Symbol_table::wrap_symbol): New function.
2646 (Symbol_table::add_from_object): Handle --wrap.
2647 * symtab.h (class Symbol_table): Declare wrap_symbol.
2648 * target.h (Target::wrap_char): New function.
2649 (Target::Target_info): Add wrap_char field.
2650 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2651 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2652 * testsuite/testfile.cc (Target_test::test_target_info):
2653 Likewise.
2654
789aa6de
ILT		 2655 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2656 there is one.
2657
2c38906f
ILT		 2658 * layout.h (class Layout): Add added_eh_frame_data_ field.
2659 * layout.cc (Layout::Layout): Initialize new field.
2660 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2661 output section until we find a section we merged successfully.
2662 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2663 that the size be non-zero.
2664
780e49c5
ILT		 2665 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2666 qualifier.
2667
7fcd0256
ILT		 26682008-04-08 Craig Silverstein <csilvers@google.com>
2669
2670 * configure.ac: Export new conditional variable HAVE_ZLIB.
2671 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2672 on HAVE_ZLIB.
2673 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2674 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2675
6835af53
ILT		 26762008-04-07 Ian Lance Taylor <iant@google.com>
2677
e24f324c
ILT		 2678 * version.cc (version_string): Set to "1.5".
2679
a036edd8
ILT		 2680 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2681 Add issued_non_pic_error_ field. Declare check_non_pic.
2682 (Target_x86_64::Scan::check_non_pic): New function.
2683 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2684 (Target_x86_64::Scan::global): Likewise.
2685
624f8810
ILT		 2686 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2687 addend parameter. Change caller. Handle merge sections.
2688 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2689 Address to Addend. Don't add in the result of
2690 local_section_offset, pass down the addend and use the returned
2691 value.
2692 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2693 Update declarations of local_section_offset and symbol_value.
2694 * testsuite/two_file_test_1.cc (t18): New function.
2695 * testsuite/two_file_test_2.cc (f18): New function.
2696 * testsuite/two_file_test_main.cc (main): Call t18.
2697 * testsuite/two_file_test.h (t18, f18): Declare.
2698
6835af53
ILT		 2699 * configure.ac: Don't test for objdump, c++filt, or readelf.
2700 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2701 conditionals.
2702 (TEST_READELF): New variable.
2703 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2704 (check_PROGRAMS): Add two_file_strip_test.
2705 (two_file_strip_test): New target.
2706 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2707 (two_file_same_shared_strip_test_SOURCES): New variable.
2708 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2709 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2710 (two_file_same_shared_strip_test_LDADD): New variable.
2711 (two_file_shared_strip.so): New target.
2712 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2713 (ver_test_5.syms, ver_test_7.syms): Likewise.
2714 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2715 (strip_test_3.stdout): Use TEST_OBJDUMP.
2716 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2717
86925eef
CC		 27182008-04-04 Cary Coutant <ccoutant@google.com>
2719
2720 * symtab.h (Symbol::is_weak_undefined): New function.
2721 (Symbol::is_strong_undefined): New function.
2722 (Symbol::is_absolute): New function.
2723 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2724 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2725 absolute symbols.
2726 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2727 (weak_undef_test): New target.
2728 * testsuite/Makefile.in: Rebuild.
2729 * testsuite/weak_undef_file1.cc: New file.
2730 * testsuite/weak_undef_file2.cc: New file.
2731 * testsuite/weak_undef_test.cc: New file.
2732
126f3ece
ILT		 27332008-04-03 Craig Silverstein <csilvers@google.com>
2734
2735 * compressed_output.h (class Output_compressed_section): Use
2736 unsigned buffer.
2737 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2738 add zlib header.
2739 (zlib_compressed_suffix): Removed.
2740 (Output_compressed_section::set_final_data_size): Use unsigned
2741 buffers.
2742 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2743 Fix linker invocation.
2744 (flagstest_o_specialfile_and_compress_debug_sections):
2745 Likewise.
2746 * testsuite/Makefile.in: Regenerated.
2747
deae2a14
DM		 27482008-04-02 David S. Miller <davem@davemloft.net>
2749
2750 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2751 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2752
70752818
ILT		 27532008-04-02 Craig Silverstein <csilvers@google.com>
2754
2755 * TODO: New file.
2756
39d0cb0e
ILT		 27572008-04-02 Ian Lance Taylor <iant@google.com>
2758
2759 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2760 parameters. Update for new key type to views_. Change all
2761 callers.
2762 (File_read::read): Adjust for byteshift in returned view.
2763 (File_read::add_view): New function, broken out of
2764 find_and_make_view.
2765 (File_read::make_view): New function, broken out of
2766 find_and_make_view.
2767 (File_read::find_or_make_view): Add offset and aligned
2768 parameters. Rewrite accordingly. Change all callers.
2769 (File_read::get_view): Add offset and aligned parameters. Adjust
2770 for byteshift in return value.
2771 (File_read::get_lasting_view): Likewise.
2772 * fileread.h (class File_read): Update declarations.
2773 (class File_read::View): Add byteshift_ field. Add byteshift to
2774 constructor. Add byteshift method.
2775 * archive.h (Archive::clear_uncached_views): New function.
2776 (Archive::get_view): Add aligned parameter. Change all callers.
2777 * object.h (Object::get_view): Add aligned parameter. Change all
2778 callers.
2779 (Object::get_lasting_view): Likewise.
2780
2781 * fileread.cc (File_read::release): Don't call clear_views if
2782 there are multiple objects.
2783 * fileread.h (File_read::clear_uncached_views): New function.
2784 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2785 on the archive.
2786
a1207466
CC		 27872008-03-31 Cary Coutant <ccoutant@google.com>
2788
2789 Add thin archive support.
2790 * archive.cc (Archive::armagt): New const.
2791 (Archive::setup): Remove task parameter and calls to unlock.
2792 (Archive::unlock_nested_archives): New function.
2793 (Archive::read_header): Add nested_off parameter. Change
2794 all callers.
2795 (Archive::interpret_header): Likewise.
2796 (Archive::include_all_members): Change to handle thin
2797 archives.
2798 (Archive::include_member): Likewise.
2799 * archive.h (Archive::Archive): Add new parameters and
2800 initializers.
2801 (Archive::armagt): New const.
2802 (Archive::setup): Remove task parameter.
2803 (Archive::unlock_nested_archives): New function.
2804 (Archive::read_header): Add nested_off parameter.
2805 (Archive::interpret_header): Likewise.
2806 (Archive::Nested_archive_table): New typedef.
2807 (Archive::is_thin_archive_): New field.
2808 (Archive::nested_archives_): New field.
2809 (Archive::options_): New field.
2810 (Archive::dirpath_): New field.
2811 (Archive::task_): New field.
2812 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2813 for thin archives. Pass additional parameters to
2814 Archive::Archive. Unlock the archive file after calling
2815 Archive::setup.
cd536b21 2816
479f6503
ILT		 28172008-03-29 Ian Lance Taylor <iant@google.com>
2818
686c8caf
ILT		 2819 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2820 version symbol to be local.
2821 * testsuite/ver_test_4.sh: New file.
2822 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2823 (check_DATA): Add ver_test_4.syms.
2824 (ver_test_4.syms): New target.
2825 * testsuite/Makefile.in: Rebuild.
2826
ab794b6b
ILT		 2827 * output.cc
2828 (Output_section::Input_section_sort_entry::has_priority): New
2829 function.
2830 (Output_section::Input_section_sort_entry::match_file_name): New
2831 function.
2832 (Output_section::Input_section_sort_entry::match_section_name):
2833 Remove.
2834 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2835 Remove.
2836 (Output_section::Input_section_sort_entry::match_section_file):
2837 Remove.
2838 (Output_section::Input_section_sort_compare::operator()): Rewrite
2839 using new Input_section_sort_entry functions. Sort crtbegin and
2840 crtend first. Sort sections with no priority before sections with
2841 a priority.
2842 * testsuite/initpri1.c (d3): Check j != 4.
2843 (cd5): New constructor/destructor function.
2844 (main): Check j != 2.
2845
479f6503
ILT		 2846 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2847 new symbol when resolving, don't call set_is_default.
2848 * testsuite/ver_test_7.cc: New file.
2849 * testsuite/ver_test_7.sh: New file.
2850 * testsuite/Makefile.am (ver_test_7.so): New target.
2851 (ver_test_7.o): New target.
2852 (check_SCRIPTS): Add ver_test_7.sh.
2853 (check_DATA): Add ver_test_7.syms.
2854 (ver_test_7.syms): New target.
2855
2fd32231
ILT		 28562008-03-28 Ian Lance Taylor <iant@google.com>
2857
2858 * layout.cc (Layout::layout): If we see an input section with a
2859 name that needs sorting, set the must_sort flag for the output
2860 section.
2861 (Layout::make_output_section): If the name of the output section
2862 indicates that it might require sorting, set the may_sort flag.
2863 * output.h (Output_section::may_sort_attached_input_sections): New
2864 function.
2865 (Output_section::set_may_sort_attached_input_sections): New
2866 function.
2867 (Output_section::must_sort_attached_input_sections): New
2868 function.
2869 (Output_section::set_must_sort_attached_input_sections): New
2870 function.
2871 (class Output_section): Declare Input_section_sort_entry. Define
2872 Input_section_sort_compare. Declare
2873 sort_attached_input_sections. Add new fields:
2874 may_sort_attached_input_sections_,
2875 must_sort_attached_input_sections_,
2876 attached_input_sections_are_sorted_.
2877 * output.cc (Output_section::Output_section): Initialize new
2878 fields.
2879 (Output_section::add_input_section): Add an entry to
2880 input_sections_ if may_sort or must_sort are true.
2881 (Output_section::set_final_data_size): Call
2882 sort_attached_input_sections if necessary.
2883 (Output_section::Input_section_sort_entry): Define new class.
2884 (Output_section::Input_section_sort_compare::operator()): New
2885 function.
2886 (Output_section::sort_attached_input_sections): New function.
2887 * configure.ac: Check whether the compiler supports constructor
2888 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2889 * testsuite/initpri1.c: New file.
2890 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2891 CONSTRUCTOR_PRIORITY.
2892 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2893 (initpri1_LDFLAGS): New variable.
2894 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2895
18e6b24e
ILT		 28962008-03-27 Ian Lance Taylor <iant@google.com>
2897
49bdd526
ILT		 2898 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2899 * testsuite/common_test_1.c: New file.
2900 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2901 (common_test_1_SOURCES): New variable.
2902 (common_test_1_DEPENDENCIES): New variable.
2903 (common_test_1_LDFLAGS): New variable.
2904
18e6b24e
ILT		 2905 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2906 and commons_ correctly when NAME/VERSION does not override
2907 NAME/NULL.
2908 * testsuite/ver_test_6.c: New file.
2909 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2910 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2911 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2912
04bf7072
ILT		 29132008-03-26 Ian Lance Taylor <iant@google.com>
2914
5871526f
ILT		 2915 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2916 of an undefined symbol from a version script.
2917 * testsuite/Makefile.am (ver_test_5.so): New target.
2918 (ver_test_5.o): New target.
2919 (check_SCRIPTS): Add ver_test_5.sh.
2920 (check_DATA): Add ver_test_5.syms.
2921 (ver_test_5.syms): New target.
2922 * testsuite/ver_test_5.cc: New file.
2923 * testsuite/ver_test_5.script: New file.
2924 * testsuite/ver_test_5.sh: New file.
2925 * Makefile.in, testsuite/Makefile.in: Rebuild.
2926
04bf7072
ILT		 2927 PR gold/5986
2928 Fix problems building gold with gcc 4.3.0.
2929 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2930 (gold_error_at_location, gold_warning_at_location): Use it.
2931 * configure.ac: Check whether we can compile and use a template
2932 function with a printf attribute.
2933 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2934 when jumping over bytes.
2935 * object.cc: Instantiate Object::read_section_data.
2936 * debug.h: Include <cstring>
2937 * dwarf_reader.cc: Include <algorithm>
2938 * main.cc: Include <cstring>.
2939 * options.cc: Include <cstring>.
2940 * output.cc: Include <cstring>.
2941 * script.cc: Include <cstring>.
2942 * script.h: Include <string>.
2943 * symtab.cc: Include <cstring> and <algorithm>.
2944 * target-select.cc: Include <cstring>.
2945 * version.cc: Include <string>.
2946 * testsuite/testmain.cc: Include <cstdlib>.
2947 * configure, config.in: Rebuild.
2948
874c5b28
ILT		 29492008-03-25 Ian Lance Taylor <iant@google.com>
2950
819d6c3a
ILT		 2951 * options.cc: Include "../bfd/bfdver.h".
2952 (options::help): Print bug reporting address.
2953
f4b2c6f5
ILT		 2954 * version.cc (print_version): Adjust output for current value of
2955 BFD_VERSION_STRING.
2956
2957 * NEWS: New file.
2958
e96caa79
ILT		 2959 * options.cc (options::help): Print list of supported targets.
2960 * target-select.h: Include <vector>.
2961 (class Target_selector): Make machine_, size_, and is_big_endian_
2962 fields const. Add bfd_name_ and instantiated_target_ fields.
2963 (Target_selector::Target_selector): Add bfd_name parameter.
2964 (Target_selector::recognize): Make non-virtual, call
2965 do_recognize.
2966 (Target_selector::recognize_by_name): Make non-virtual, call
2967 do_recognize_by_name.
2968 (Target_selector::supported_names): New function.
2969 (Target_selector::bfd_name): New function.
2970 (Target_selector::do_instantiate_target): New pure virtual
2971 function.
2972 (Target_selector::do_recognize): New virtual function.
2973 (Target_selector::do_recognize_by_name): New virtual function.
2974 (Target_selector::instantiate_target): New private function.
2975 (supported_target_names): Declare.
2976 * target-select.cc (Target_selector::Target_selector): Update for
2977 new parameter and fields.
2978 (select_target_by_name): Check that the name matches before
2979 calling recognize_by_name.
2980 (supported_target_names): New function.
2981 * i386.cc (class Target_selector_i386): Update Target_selector
2982 constructor call. Remove recognize and recognize_by_name. Add
2983 do_instantiate_target.
2984 * x86_64.cc (class Target_selector_x86_64): Likewise.
2985 * testsuite/testfile.cc (class Target_selector_test): Update for
2986 changes to Target_selector.
2987
874c5b28
ILT		 2988 * README: Rewrite, with some notes on unsupported features.
2989
0a65a3a7
CC		 29902008-03-24 Cary Coutant <ccoutant@google.com>
2991
2992 * i386.cc (Target_i386::Got_type): New enum declaration.
2993 (Target_i386::Scan::local): Updated callers of Output_data_got
2994 member functions.
2995 (Target_i386::Scan::global): Likewise.
2996 (Target_i386::Relocate::relocate): Likewise.
2997 (Target_i386::Relocate::relocate_tls): Likewise.
2998 * object.h (Got_offset_list): New class.
2999 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3000 (Sized_relobj::local_got_offset): Likewise.
3001 (Sized_relobj::set_local_got_offset): Likewise.
3002 (Sized_relobj::local_has_tls_got_offset): Removed.
3003 (Sized_relobj::local_tls_got_offset): Removed.
3004 (Sized_relobj::set_local_tls_got_offset): Removed.
3005 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3006 * output.cc (Output_data_got::add_global): Added got_type parameter.
3007 (Output_data_got::add_global_with_rel): Likewise.
3008 (Output_data_got::add_global_with_rela): Likewise.
3009 (Output_data_got::add_global_pair_with_rel): New function.
3010 (Output_data_got::add_global_pair_with_rela): New function.
3011 (Output_data_got::add_local): Added got_type parameter.
3012 (Output_data_got::add_local_with_rel): Likewise.
3013 (Output_data_got::add_local_with_rela): Likewise.
3014 (Output_data_got::add_local_pair_with_rel): New function.
3015 (Output_data_got::add_local_pair_with_rela): New function.
3016 (Output_data_got::add_global_tls): Removed.
3017 (Output_data_got::add_global_tls_with_rel): Removed.
3018 (Output_data_got::add_global_tls_with_rela): Removed.
3019 (Output_data_got::add_local_tls): Removed.
3020 (Output_data_got::add_local_tls_with_rel): Removed.
3021 (Output_data_got::add_local_tls_with_rela): Removed.
3022 * output.h (Output_data_got::add_global): Added got_type parameter.
3023 (Output_data_got::add_global_with_rel): Likewise.
3024 (Output_data_got::add_global_with_rela): Likewise.
3025 (Output_data_got::add_global_pair_with_rel): New function.
3026 (Output_data_got::add_global_pair_with_rela): New function.
3027 (Output_data_got::add_local): Added got_type parameter.
3028 (Output_data_got::add_local_with_rel): Likewise.
3029 (Output_data_got::add_local_with_rela): Likewise.
3030 (Output_data_got::add_local_pair_with_rel): New function.
3031 (Output_data_got::add_local_pair_with_rela): New function.
3032 (Output_data_got::add_global_tls): Removed.
3033 (Output_data_got::add_global_tls_with_rel): Removed.
3034 (Output_data_got::add_global_tls_with_rela): Removed.
3035 (Output_data_got::add_local_tls): Removed.
3036 (Output_data_got::add_local_tls_with_rel): Removed.
3037 (Output_data_got::add_local_tls_with_rela): Removed.
3038 * resolve.cc (Symbol::override_base_with_special): Removed
3039 reference to has_got_offset_ field.
3040 * symtab.cc (Symbol::init_fields): Replaced initialization
3041 of got_offset_ with got_offsets_. Removed initialization
3042 of has_got_offset_
53fcba31 3043 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3044 (Symbol::got_offset): Likewise.
3045 (Symbol::set_got_offset): Likewise.
3046 (Symbol::has_tls_got_offset): Removed.
3047 (Symbol::tls_got_offset): Removed.
3048 (Symbol::set_tls_got_offset): Removed.
3049 (Symbol::got_offset_): Removed.
3050 (Symbol::tls_mod_got_offset_): Removed.
3051 (Symbol::tls_pair_got_offset_): Removed.
3052 (Symbol::got_offsets_): New field.
3053 (Symbol::has_got_offset): Removed.
3054 (Symbol::has_tls_mod_got_offset): Removed.
3055 (Symbol::has_tls_pair_got_offset): Removed.
3056 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3057 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3058 member functions.
3059 (Target_x86_64::Scan::global): Likewise.
3060 (Target_x86_64::Relocate::relocate): Likewise.
3061 (Target_x86_64::Relocate::relocate_tls): Likewise.
3062
bd52eafb
BE		 30632008-03-25 Ben Elliston <bje@au.ibm.com>
3064
3065 * yyscript.y: Fix spelling error in comment.
3066
8b105e34
ILT		 30672008-03-24 Ian Lance Taylor <iant@google.com>
3068
8ed814a9
ILT		 3069 * options.h (class General_options): Define build_id option.
3070 * layout.h (class Layout): Declare write_build_id, create_note,
3071 create_build_id. Add build_id_note_ member.
3072 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3073 "libiberty.h", "md5.h", "sha1.h".
3074 (Layout::Layout): Initialize eh_frame_data_,
3075 eh_frame_hdr_section_, and build_id_note_.
3076 (Layout::finalize): Call create_build_id.
3077 (Layout::create_note): New function, broken out of
3078 Layout::create_gold_note.
3079 (Layout::create_gold_note): Call create_note.
3080 (Layout::create_build_id): New function.
3081 (Layout::write_build_id): New function.
3082 (Close_task_runner::run): Call write_build_id.
3083
8b105e34
ILT		 3084 * x86_64.cc: Correct license to GPLv3.
3085
086a1841
ILT		 30862008-03-23 Ian Lance Taylor <iant@google.com>
3087
3088 * options.cc: Include "demangle.h".
3089 (parse_optional_string): New function.
3090 (parse_long_option): Handle takes_optional_argument.
3091 (parse_short_option): Update dash_z initializer. Handle
3092 takes_optional_argument.
3093 (General_options::General_options): Initialize do_demangle_.
3094 (General_options::finalize): Set do_demangle_. Handle demangling
3095 style.
3096 * options.h (parse_optional_string): Declare.
3097 (struct One_option): Add optional_arg field. Update constructor.
3098 Update call constructor calls. Add takes_optional_argument
3099 function.
3100 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3101 (DEFINE_optional_string): Define.
3102 (General_options::demangle): Change from DEFINE_bool to
3103 DEFINE_optional_string.
3104 (General_options::no_demangle): New function.
3105 (General_options::do_demangle): New function.
3106 (General_options::set_do_demangle): New function.
3107 (General_options::execstack_status_): Move definition to end of
3108 class definition.
3109 (General_options::static_): Likewise.
3110 (General_options::do_demangle_): New field.
3111 * object.cc (big_endian>::get_symbol_location_info): Call
3112 Options::do_demangle, not Options::demangle.
3113 * symtab.cc (demangle): Likewise.
3114
cbb93e63
ILT		 31152008-03-22 Ian Lance Taylor <iant@google.com>
3116
3117 * gold.h: Include <cstddef> and <sys/types.h>
3118 * options.h: Include <cstring>.
3119
ec531623
ILT		 31202008-03-21 Ian Lance Taylor <iant@google.com>
3121
3122 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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