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* gdb.threads/watchthreads.c (main): Initialize args before starting
[deliverable/binutils-gdb.git] / gold / ChangeLog
CommitLineData
6d1e3092
CD		 12008-04-23 Elliott Hughes <enh@google.com>
2
3 * output.cc (Output_file::close): After short writes, continue
4 writing from the correct offset in the buffer being written.
5
40fde488
CD		 62009-04-23 Chris Demetriou <cgd@google.com>
7
8 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9 * configure: Regenerate.
10 * config.in: Regenerate.
11 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
12 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
13
3ce2c28e
ILT		 142009-04-21 Mikolaj Zalewski <mikolajz@google.com>
15
16 * incremental.cc (Incremental_inputs_header_data): Renamed from
17 Incremental_input_header_data.
18 (Incremental_inputs_header_data::data_size): New field.
19 (Incremental_inputs_header_data::put_input_file_count): Renamed
20 from input_file_count.
21 (Incremental_inputs_header_data::put_command_line_offset): Renamed
22 from command_line_offset.
23 (Incremental_inputs_header_data::put_reserved): Renamed from
24 put_reserved.
25 (Incremental_inputs_entry_data): Renamed from
26 Incremental_input_entry_data.
27 (Incremental_inputs_entry_data::data_size): New field.
28 (Incremental_inputs::report_command_line): New method.
29 (Incremental_inputs::finalize): New method.
30 (Incremental_inputs::create_incremental_inputs_data): New method.
31 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
32 * incremental.h: New file.
33 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
34 (Layout::finalize): Create incremental inputs section in
35 incremental builds.
36 (Layout::create_incremental_info_sections): New method.
37 * layout.h (Layout::incremental_inputs): New method.
38 (Layout::create_incremental_info_sections): New method.
39 (Layout::incremental_inputs_): New field.
40 * main.cc (main): Notify Incremental_input of the command line.
41
e55bde5e
ILT		 422009-04-01 Ian Lance Taylor <iant@google.com>
43 Mikolaj Zalewski <mikolajz@google.com>
44
45 * gold.h (reserve_unordered_map): Define, three versions, one for
46 each version of Unordered_map.
47 * layout.cc (Layout::Layout): Remove options parameter. Add
48 number_of_input_files parameter. Don't initialize options_.
49 Initialize number_of_input_files_ and resized_signatures_. Move
50 sections_are_attached_.
51 (Layout::layout_group): Reserve space for group_signatures_.
52 (Layout::find_or_add_kept_section): Change name parameter to be a
53 reference. Resize signatures_ map when it gets large enough.
54 (Layout::layout_eh_frame): Use parameters->options() instead of
55 this->options_.
56 (Layout::make_output_section): Likewise.
57 (Layout::attach_allocated_section_to_segment): Likewise.
58 (Layout::finalize, Layout::create_executable_stack): Likewise.
59 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
60 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
61 * layout.h (class Layout): Update declarations. Remove options_
62 field. Add number_of_input_files_ and resized_signatures_
63 fields. Move sections_are_attached_ field.
64 * main.cc (main): Pass number of input files to Layout
65 constructor. Don't pass options.
66
154b857c
ILT		 672009-03-30 Ian Lance Taylor <iant@google.com>
68
69 * ffsll.c (ffsll): Correct implementation.
70
2f35ab9b
ILT		 712009-03-27 Ian Lance Taylor <iant@google.com>
72
fd03461a
ILT		 73 * ffsll.c: New file.
74 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
75 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
76 * ftruncate.c (ftruncate): Declare before definition.
77 * mremap.c (mremap): Likewise.
78 * pread.c (pread): Likewise.
79 * configure, Makefile.in, config.in: Rebuild.
80
2f35ab9b
ILT		 81 * mremap.c: New file.
82 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
83 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
84 (mremap): Declare if HAVE_MREMAP is not defined.
85 * configure, Makefile.in, config.in: Rebuild.
86
33aea2fd
CC		 872009-03-27 Cary Coutant <ccoutant@google.com>
88
89 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
90 position independent.
91 * sparc.cc (Target_sparc::check_non_pic): Likewise.
92 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
93
6d479619
CC		 942009-03-24 Cary Coutant <ccoutant@google.com>
95
96 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
97 an executable.
98 (needs_dynamic_reloc): Likewise.
99
afc06bb8
ILT		 1002009-03-24 Ian Lance Taylor <iant@google.com>
101
102 * yyscript.y (file_cmd): Recognize EXTERN.
103 (extern_name_list, extern_name_list_body): New nonterminals.
104 * script.cc (script_add_extern): Define.
105 * script-c.h (script_add_extern): Declare.
106
f6060a4d
ILT		 1072009-03-24 Rafael Avila de Espindola <espindola@google.com>
108
109 * object.cc (is_elf_object): Define.
110 * object.h (is_elf_object): Declare.
111 * archive.cc (Archive::get_elf_object_for_member): Call
112 is_elf_object.
33aea2fd 113 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
f6060a4d 114
26736d8e
ILT		 1152009-03-24 Elliott Hughes <enh@google.com>
116
117 * output.cc (Output_file::map_anonymous): Define.
118 (Output_file::map): Use map_anonymous. If the regular mmap fails,
119 try an anonymous one. Report the size if the mmap fails.
120 * output.h (class Output_file): Declare map_anonymous.
121
22fd9730
ILT		 1222009-03-24 Ian Lance Taylor <iant@google.com>
123
124 * target-select.cc (instantiate_target): Don't acquire the lock if
125 the instantiated_target_ field has already been set.
126
cb010894
ILT		 1272009-03-23 Ian Lance Taylor <iant@google.com>
128
7f055c20
ILT		 129 * gold-threads.h (class Initialize_lock): Define.
130 * gold-threads.cc (class Initialize_lock_once): Define.
131 (initialize_lock_control): New static variable.
132 (initialize_lock_pointer): New static variable.
133 (initialize_lock_once): New static function.
134 (Initialize_lock::Initialize_lock): Define.
135 (Initialize_lock::initialize): Define.
136 * target-select.h: Include "gold-threads.h".
137 (class Target_selector): Add lock_ and initialize_lock_ fields.
138 Don't define instantiate_target, just declare it.
139 * target-select.cc (Target_selector::Target_selector): Initialize
140 new fields.
141 (Target_selector::instantiate_target): Define.
142 * descriptors.h: Include "gold-threads.h".
143 (class Descriptors): Add initialize_lock_ field.
144 * descriptors.cc (Descriptors::Descriptors): Initialize new
145 field.
146 (Descriptors::open): Use initialize_lock_ field
147 * errors.h (class Errors): Add initialize_lock_ field.
148 * errors.cc (Errors::Errors): Initialize new field.
149 (Errors::initialize_lock): Use initialize_lock_ field.
150 * powerpc.cc (class Target_selector_powerpc): Remove
151 instantiated_target_ field. In do_recognize call
152 instantiate_target rather than do_instantiate_target. In
153 do_instantiate_target just allocate a new target.
154 * sparc.cc (class Target_selector_sparc): Likewise.
155
36959681
ILT		 156 * freebsd.h: New file.
157 * i386.cc: Include "freebsd.h".
158 (Target_i386): Derive from Target_freebsd rather than
159 Sized_target.
160 (Target_selector_i386): Derive from Target_selector_freebsd rather
161 than Target_selector.
162 * x86_64.cc: Include "freebsd.h".
163 (Target_x86_64): Derive from Target_freebsd rather than
164 Sized_target.
165 (Target_selector_x86_64): Derive from Target_selector_freebsd
166 rather than Target_selector.
167 * target.h (class Target): Add adjust_elf_header and
168 do_adjust_elf_header.
169 * output.cc (Output_file_header:: do_sized_write): Call target
170 adjust_elf_header routine.
171 * configure.tgt: Set targ_osabi.
172 * configure.ac: Define GOLD_DEFAULT_OSABI.
173 * parameters.cc (Parameters::default_target): Pass
174 GOLD_DEFAULT_OSABI to select_target.
175 * target-select.h (class Target_selector): Make instantiate_target
176 protected rather than private.
177 * Makefile.am (HFILES): Add freebsd.h.
178 * configure, Makefile.in, config.in: Rebuild.
179
cb010894
ILT		 180 * merge.cc (do_add_input_section): Correct pend value. Change
181 message about last entry not being null terminated from error to
182 warning.
183
0e879927
ILT		 1842009-03-20 Mikolaj Zalewski <mikolajz@google.com>
185
186 * incremental.cc: New file.
187 * Makefile.am (CCFILES): Add incremental.cc.
188 * Makefile.in: Rebuild.
189
41105937
PP		 1902009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
191
192 * layout.cc (Layout::output_section_name): Preserve names
193 of '.note.' sections.
194
60439920
ILT		 1952009-03-19 Ian Lance Taylor <iant@google.com>
196
197 * descriptors.cc (Descriptors::open): Check that the options are
198 valid before using them.
199
0d371ad3
ILT		 2002009-03-18 Ian Lance Taylor <iant@google.com>
201
202 * script-sections.h: Include <list>.
203 (class Script_sections): Change Sections_elements from std::vector
204 to std::list. Typedef public Elements_iterator. Add
205 orphan_section_placement_, data_segment_align_start_, and
206 saw_data_segment_align_ fields. Remove data_segment_align_index_
207 field.
208 * script-sections.cc (class Orphan_section_placement): New class.
209 (class Sections_element): Add virtual functions is_relro and
210 orphan_section_init. Remove virtual function place_orphan_here.
211 (class Output_section_definition): Add is_relro and
212 orphan_section_init. Remove place_orphan_here.
213 (class Orphan_output_section): Likewise.
214 (Script_sections::Script_sections): Update for field changes.
215 (Script_sections::data_segment_align): Set saw_data_segment_align_
216 and data_segment_align_start_, not data_segment_align_index.
217 (Script_sections::data_segment_relro_end): Check
218 saw_data_segment_align_. Use data_segment_align_start_ rather
219 than data_segment_align_index_.
220 (Script_sections::place_orphan): Rewrite to use
221 Orphan_section_placement.
222
9201d894
ILT		 2232009-03-17 Ian Lance Taylor <iant@google.com>
224
9c5b8369
ILT		 225 * archive.cc (Archive::add_symbols): Check for a version attached
226 to the symbol name in the archive map.
227 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
228 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
229 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
230 (ver_test_11.a): New target.
231 * testsuite/Makefile.in: Rebuild.
232
9201d894
ILT		 233 * configure.ac: Check for chsize and posix_fallocate. Replace
234 ftruncate.
235 * ftruncate.c: New file, from gnulib.
236 * output.cc (posix_fallocate): Define dummy version if not
237 HAVE_POSIX_FALLOCATE.
238 (Output_file::map): Call posix_fallocate rather than lseek and
239 write.
240 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
241 * configure, Makefile.in, config.in: Rebuild.
242
ef4ab7a8
PP		 2432009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
244
245 * layout.h (Layout::create_note): Add section_name parameter.
246 * layout.cc (Layout::create_note): Likewise.
247 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
248
8c500701
ILT		 2492009-03-17 Ian Lance Taylor <iant@google.com>
250
e85b18e1
ILT		 251 * descriptors.cc: Include "options.h".
252 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
253 (Descriptors::open): Always use O_CLOEXEC when opening a new
254 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
255 then set FD_CLOEXEC.
256
9efe6174
ILT		 257 * sparc.cc (class Target_sparc): Add has_got_section.
258 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
259 make sure we have a GOT section.
260
261 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
262 (Target_sparc::Scan::local): Likewise.
263 (Target_sparc::Scan::global): Likewise.
264 (Target_sparc::Relocate::relocate): Likewise.
265 (Target_sparc::Relocate::relocate_tls): Likewise.
266
8c500701
ILT		 267 * symtab.cc (Symbol_table::define_default_version): New function,
268 broken out of add_from_object.
269 (Symbol_table::add_from_object): Call define_default_version.
270 (Symbol_table::define_special_symbol): Add resolve_oldsym
271 parameter. Change all callers. If the version for a symbol comes
272 from a version script, resolve it with the symbol with the same
273 name with no version. Also add the symbol without a version if
274 appropriate.
275 (do_define_in_output_data): If resolving with oldsym, don't delete
276 sym.
277 (do_define_in_output_segment): Likewise.
278 (do_define_as_constant): Likewise.
279 * symtab.h (class Symbol_table): Update declarations.
280
f1ed28fb
ILT		 2812009-03-13 Ian Lance Taylor <iant@google.com>
282
15f8229b
ILT		 283 * readsyms.cc (Read_symbols::incompatible_warning): New function.
284 (Read_symbols::requeue): New function.
285 (Read_symbols::do_read_symbols): If make_elf_object fails because
286 the target type is not configured, and the file was searched for,
287 issue a warning and retry with the next directory.
288 (Add_symbols::run): If the file has an incompatible format, and
289 it was searched for, requeue the Read_symbols task. On error,
290 release the object.
291 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
292 dirindex parameter to constructor. Change all callers. Declare
293 incompatible_warning and requeue.
294 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
295 input_argument_ and input_group_ fields. Add them to
296 constructor. Change all callers.
297 (class Read_script): Add dirindex_ field. Add it to constructor.
298 Change all callers.
299 * archive.cc (Archive::setup): Remove input_objects parameter.
300 Change all callers.
301 (Archive::get_file_and_offset): Likewise.
302 (Archive::read_all_symbols): Likewise.
303 (Archive::read_symbols): Likewise.
304 (Archive::get_elf_object_for_member): Remove input_objects
305 parameter. Add punconfigured parameter. Change all callers.
306 (Archive::add_symbols): Change return type to bool. Check return
307 value of include_member.
308 (Archive::include_all_members): Likewise.
309 (Archive::include_member): Change return type to bool. Return
310 false if first included object has incompatible target. Set
311 included_member_ field.
312 (Add_archive_symbols::run): If add_symbols returns false, requeue
313 Read_symbols task.
314 * archive.h (class Archive): Add included_member_ field.
315 Initialize it in constructor. Add input_file and searched_for
316 methods. Update declarations.
317 (class Add_archive_symbols): Add dirpath_, dirindex_, and
318 input_argument_ fields. Add them to constructor. Change all
319 callers.
320 * script.cc: Include "target-select.h".
321 (class Parser_closure): Add skip_on_incompatible_target_ and
322 found_incompatible_target_ fields. Add
323 skip_on_incompatible_target parameter to constructor. Change all
324 callers. Add methods skip_on_incompatible_target,
325 clear_skip_on_incompatible_target, found_incompatible_target, and
326 set_found_incompatible_target.
327 (read_input_script): Add dirindex parameter. Change all callers.
328 If parser finds an incompatible target, requeue Read_symbols
329 task.
330 (script_set_symbol): Clear skip_on_incompatible_target in
331 closure.
332 (script_add_assertion, script_parse_option): Likewise.
333 (script_start_sections, script_add_phdr): Likewise.
334 (script_check_output_format): New function.
335 * script.h (read_input_script): Update declaration.
336 * script-c.h (script_check_output_format): Declare.
337 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
338 (ignore_cmd): Remove OUTPUT_FORMAT.
339 * fileread.cc (Input_file::Input_file): Add explicit this.
340 (Input_file::will_search_for): New function.
341 (Input_file::open): Add pindex parameter. Change all callers.
342 * fileread.h (class Input_file): Add input_file_argument method.
343 Declare will_search_for. Update declarations.
344 * object.cc (make_elf_object): Add punconfigured parameter.
345 Change all callers.
346 * object.h (class Object): Make input_file public. Add
347 searched_for method.
348 (make_elf_object): Update declaration.
349 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
350 restart search.
351 * dirsearch.h (class Dirsearch): Update declaration.
352 * options.h (class General_options): Add --warn-search-mismatch.
353 * parameters.cc (Parameters::is_compatible_target): New function.
354 * parameters.h (class Parameters): Declare is_compatible_target.
355 * workqueue.cc (Workqueue::add_blocker): New function.
356 * workqueue.h (class Workqueue): Declare add_blocker.
357
f1ed28fb
ILT		 358 * fileread.cc (Input_file::open): Remove options parameter.
359 Change all callers.
360 (Input_file::open_binary): Likewise.
361 * script.cc (read_input_script): Likewise.
362 * readsyms.h (class Read_symbols): Remove options_ field. Remove
363 options parameter from constructor. Change all callers.
364 (class Read_script): Likewise.
365 * fileread.h (class Input_file): Update declarations.
366 * script.h (read_input_script): Update declaration.
367
34dd024a
NC		 3682009-03-10 Nick Clifton <nickc@redhat.com>
369
370 * po/es.po: New Spanish translation.
371
6d71b17c
CC		 3722009-03-06 Cary Coutant <ccoutant@google.com>
373
374 * options.cc (parse_short_option): Keep dash_z from registering itself.
375
031cdbed
ILT		 3762009-03-03 Ian Lance Taylor <iant@google.com>
377
378 PR 9918
379 * target-reloc.h (relocate_section): Pass output_section to
380 relocate.
381 * i386.cc (Target_i386::should_apply_static_reloc): Add
382 output_section parameter. Change all callers.
383 (Target_i386::Relocate::relocate): Add output_section parameter.
384 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
385 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
386 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
387 * testsuite/two_file_shared.sh: New script.
388 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
389 (check_DATA): Add two_file_shared.dbg.
390 (two_file_shared.dbg): New target.
391 * testsuite/Makefile.in: Rebuild.
392
15d5fa16
ILT		 3932009-03-01 Ian Lance Taylor <iant@google.com>
394
395 * configure.ac: Check for byteswap.h.
396 * configure: Rebuild.
397 * config.in: Rebuild.
398
8a4c0b0d
ILT		 3992009-03-01 Mikolaj Zalewski <mikolajz@google.com>
400
401 * layout.cc (Layout::find_or_add_kept_section): New function.
402 (Layout::add_comdat): Removed.
403 * layout.h (struct Kept_section): Move out of class Layout.
404 Remove trailing underscores from field names. Add group_sections
405 field. Rename group_ field to is_group. Change all uses.
406 (class Layout): Declare find_or_add_kept_section, not add_comdat.
407 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
408 comdat_groups_ field.
409 (Sized_relobj::include_section_group): Use
410 find_or_add_kept_section and Kept_section::group_sections.
411 (Sized_relobj::include_linkonce_section): Likewise.
412 * object.cc (class Sized_relobj): Don't define Comdat_group or
413 Comdat_group_table. Remove find_comdat_group and
414 add_comdat_group. Remove comdat_groups_ field.
415 * plugin.cc (include_comdat_group): Use
416 Layout::find_or_add_kept_section.
417
b4ecf66b
ILT		 4182009-02-28 Ian Lance Taylor <iant@google.com>
419
14359ca0
ILT		 420 * README: --gc-sections and map files are now supported. Document
421 some build requirements.
422
b4ecf66b
ILT		 423 PR 6992
424 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
425 relocatable link set the value of the section symbol to zero.
426 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
427 relocatable link don't include the section address in the local
428 symbol value.
429
0602e05a
ILT		 4302009-02-27 Ian Lance Taylor <iant@google.com>
431
fd9d194f
ILT		 432 PR 6811
433 * options.h (class Search_directory): Add is_system_directory.
434 (class General_options): Declare is_in_system_directory.
435 * options.cc (get_relative_sysroot): Make static.
436 (get_default_sysroot): Make static.
437 (General_optoins::is_in_system_directory): New function.
438 * fileread.cc (Input_file::is_in_system_directory): New function.
439 * fileread.h (class Input_file): Declare is_in_system_directory.
440 * object.h (class Object): Add is_in_system_directory.
441 (class Input_objects): Remove system_library_directory_ field.
442 * object.cc (Input_objects::add_object): Don't set
443 system_library_directory_.
444 (input_objects::found_in_system_library_directory): Remove.
445 * symtab.cc (Symbol_table::write_globals): Remove input_objects
446 parameter. Change all callers.
447 (Symbol_table::sized_write_globals): Likewise.
448 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
449 Call Object::is_in_system_directory.
450 * symtab.h (class Symbol_table): Update declarations.
451
61edd21f
ILT		 452 PR 5990
453 * descriptors.h (Open_descriptor): Add is_on_stack field.
454 * descriptors.cc (Descriptors::open): If the descriptor is on the
455 top of the stack, remove it. Initialize is_on_stack field.
456 (Descriptors::release): Only add pod to stack if it is not on the
457 stack already.
458 (Descriptors::close_some_descriptor): Clear stack_next and
459 is_on_stack fields.
460
e29e076a
ILT		 461 PR 7091
462 * output.cc (Output_section::find_starting_output_address): Rename
463 from starting_output_address; add PADDR parameter; change return
464 type.
465 * output.h (class Output_section): Declare
466 find_starting_output_address instead of starting_output_address.
467 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
468 section symbol for which we can't find a merge section.
469
0602e05a
ILT		 470 PR 9836
471 * symtab.cc (Symbol_table::add_from_object): If the visibility is
472 hidden or internal, force the symbol to be local.
473 * resolve.cc (Symbol::override_visibility): Define.
474 (Symbol::override_base): Use override_visibility.
475 (Symbol_table::resolve): Likewise.
476 (Symbol::override_base_with_special): Likewise.
477 (Symbol_table::override_with_special): If the visibility is hidden
478 or internal, force the symbol to be local.
479 * symtab.h (class Symbol): Add set_visibility and
480 override_visibility.
481 * testsuite/ver_test_1.sh: New file.
482 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
483 (check_DATA): Add ver_test_1.syms.
484 (ver_test_1.syms): New target.
485 * testsuite/Makefile.in: Rebuild.
486
401a9a73
CC		 4872009-02-25 Cary Coutant <ccoutant@google.com>
488
489 * layout.cc (Layout::choose_output_section): Don't rename sections
490 when using a linker script that has a SECTIONS clause.
491 * Makefile.in: Regenerate.
492
493 * testsuite/Makefile.am (script_test_5.sh): New test case.
494 * testsuite/Makefile.in: Regenerate.
495 * testsuite/script_test_5.cc: New file.
496 * testsuite/script_test_5.sh: New file.
497 * testsuite/script_test_5.t: New file.
498
f488e4b0
CC		 4992009-02-13 Rafael Avila de Espindola <espindola@google.com>
500
501 * archive.cc (Archive::include_member): Update calls to add_symbols.
502 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
503 the Layout argument.
504 * dynobj.h (do_add_symbols): Add the Layout argument.
505 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
506 Layout argument.
507 * object.h (Object::add_symbols): Add the Layout argument.
508 (Object::do_add_symbols): Add the Layout argument.
509 (Sized_relobj::do_add_symbols): Add the Layout argument.
510 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
511 Unify the two versions.
512 (Add_plugin_symbols): Remove.
513 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
514 (Sized_pluginobj::do_add_symbols): Unify the two versions.
515 (Add_plugin_symbols): Remove.
516 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
517 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
518 (Add_symbols::run): Make it work with Pulginobj.
519
89dd1680
ILT		 5202009-02-06 Ian Lance Taylor <iant@google.com>
521
522 * object.cc (Sized_relobj::do_layout): Make info message start
523 with lower case letter.
524
266d0a74
ILT		 5252009-02-06 Mikolaj Zalewski <mikolajz@google.com>
526
602b464e
ILT		 527 * binary.cc: Fix file comment.
528
266d0a74
ILT		 529 * options.h (enum Incremental_disposition): Define.
530 (class General_options): Add new options: --incremental,
531 --incremental_changed, --incremental_unchanged,
532 --incremental_unknown. Add incremental_disposition_ and
533 implicit_incremental_ fields.
534 (General_options::incremental_disposition): New function.
535 (class Position_dependent_options): Add incremental_disposition
536 option.
537 (Position_dependent_options::copy_from_options): Set incremental
538 dispositions.
539 * options.cc (General_options::parse_incremental_changed): New
540 function.
541 (General_options::parse_incremental_unchanged): New function.
542 (General_options::parse_incremental_unknown): New function.
543 (General_options::General_options): Initialize new fields
544 incremental_disposition_ and implicit_incremental_.
545 (General_options::finalize): Check for uasge of --incremental-*
546 without --incremental.
547
f073bbf7
CD		 5482009-02-06 Chris Demetriou <cgd@google.com>
549
550 * gold.h (gold_undefined_symbol): Change to take only a Symbol
551 pointer and to report location as the file name associated with
552 the symbol.
553 (gold_undefined_symbol_at_location): New function to replace the
554 old gold_undefined_symbol functionality.
555 * target-reloc.h (relocate_section): Update to use
556 gold_undefined_symbol_at_location.
557 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
558 Call gold_undefined_symbol function rather than gold_error.
559 * errors.h (Errors::undefined_symbol): Take location as a
560 string, rather than calculating it from a relocation.
561 * errors.cc (Errors::fatal): Print "fatal error:" before the
562 formatted message.
563 (Errors::error, Errors::error_at_location): Print "error: "
564 before the formatted message.
565 (Errors::undefined_symbol): Take location as a string, rather
566 than calculating it from a relocation.
567 (gold_undefined_symbol_at_location): New function akin to
568 old gold_undefined_symbol, calculates location from relocation.
569 (gold_undefined_symbol): Change to take only a Symbol pointer
570 and to report location as the file name associated with the symbol.
571 * testsuite/debug_msg.sh: Update for changed error messages.
572 * testsuite/undef_symbol.sh: Likewise.
573
8e94a90c
ILT		 5742009-02-04 Duncan Sands <baldrick@free.fr>
575
576 PR 9812
577 * reduced_debug_output.h
578 (Output_reduced_debug_abbrev_section::failed): Use format for
579 gold_warning.
580 (Output_reduced_debug_info_section::faild): Likewise.
581
88a0e15b
ILT		 5822009-01-31 Mikolaj Zalewski <mikolajz@google.com>
583
584 * script.cc (Lazy_demangler): New class.
585 (Version_script_info::get_symbol_version_helper): Demangle a
586 symbol only once.
587
5efc7cd2
CC		 5882009-01-29 Cary Coutant <ccoutant@google.com>
589
590 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
591 to __tls_get_addr.
592 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
593
e0ebcf42
ILT		 5942009-01-28 Ian Lance Taylor <iant@google.com>
595
5efc7cd2 596 * version.cc (version_string): Bump to 1.9.
75fe7426 597
e0ebcf42
ILT		 598 * gold.h: Include <cstring> and <stdint.h>.
599 * version.cc: Include <cstdio>.
600 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
601 warning.
602 * reduced_debug_output.cc (insert_into_vector): Rename from
603 Insert_into_vector; change all callers. Use Swap_unaligned to
604 avoid aliasing issue; remove union since it is unnecessary.
605
8e2813be 6062009-01-27 Sriraman Tallam <tmsriram@google.com>
6d03d481
ST		 607
608 * Makefile.am (CCFILES): Add gc.cc.
609 (HFILES): Add gc.h.
610 * Makefile.in: Regenerate.
611 * gold.cc (Gc_runner): New class.
612 (queue_initial_tasks): Call garbage collection related tasks
613 when corresponding options are invoked.
614 (queue_middle_gc_tasks): New function.
615 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
616 processed early before laying out sections during garbage collection.
617 * gold.h (queue_middle_gc_tasks): New function.
618 (is_prefix_of): Move from "layout.cc".
619 * i386.cc (Target_i386::gc_process_relocs): New function.
620 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
621 * main.cc (main): Create object of class "Garbage_collection".
622 * object.cc (Relobj::copy_symbols_data): New function.
623 (Relobj::is_section_name_included): New function.
624 (Sized_relobj::do_layout): Allow this function to be called twice
625 during garbage collection and defer layout of section during the
626 first call.
627 * object.h (Relobj::get_symbols_data): New function.
628 (Relobj::is_section_name_included): New function.
629 (Relobj::copy_symbols_data): New function.
630 (Relobj::set_symbols_data): New function.
631 (Relobj::get_relocs_data): New function.
632 (Relobj::set_relocs_data): New function.
633 (Relobj::is_output_section_offset_invalid): New pure virtual function.
634 (Relobj::gc_process_relocs): New function.
635 (Relobj::do_gc_process_relocs): New pure virtual function.
636 (Relobj::sd_): New data member.
637 (Sized_relobj::is_output_section_offset_invalid): New function.
638 (Sized_relobj::do_gc_process_relocs): New function.
639 * options.h (General_options::gc_sections): Modify to not be a no-op.
640 (General_options::print_gc_sections): New option.
641 * plugin.cc (Plugin_finish::run): Remove function call to
642 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
643 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
644 * reloc.cc (Read_relocs::run): Add task to process relocs and
645 determine unreferenced sections when doing garbage collection.
646 (Gc_process_relocs): New class.
647 (Sized_relobj::do_gc_process_relocs): New function.
648 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
649 sections that are garbage collected.
650 * reloc.h (Gc_process_relocs): New class.
651 * sparc.cc (Target_sparc::gc_process_relocs): New function.
652 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
653 symbols whose corresponding sections are garbage collected.
654 (Symbol_table::Symbol_table): Add new parameter for the garbage
655 collection object.
656 (Symbol_table::gc_mark_undef_symbols): New function.
657 (Symbol_table::gc_mark_symbol_for_shlib): New function.
658 (Symbol_table::gc_mark_dyn_syms): New function.
659 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
660 as garbage.
661 (Symbol_table::add_from_object): Likewise.
662 (Symbol_table::add_from_relobj): When building shared objects, do not
663 treat externally visible symbols as garbage.
664 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
665 table information for static and relocatable links.
666 * symtab.h (Symbol_table::set_gc): New function.
667 (Symbol_table::gc): New function.
668 (Symbol_table::gc_mark_undef_symbols): New function.
669 (Symbol_table::gc_mark_symbol_for_shlib): New function.
670 (Symbol_table::gc_mark_dyn_syms): New function.
671 (Symbol_table::gc_): New data member.
672 * target.h (Sized_target::gc_process_relocs): New pure virtual
673 function.
674 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
675 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
676
3b293544
CF		 6772009-01-20 Chris Faylor <me.sourceware@sourceware.org>
678
679 * options.h (General_options::gc_sections): Define as a no-op for now.
680 (General_options::no_keep_memory): Ditto.
681 (General_options::Bshareable): Define.
682 * options.cc (General_options::finalize): Honor -Bshareable.
683
83d22aa8
AS		 6842009-01-20 Andreas Schwab <schwab@suse.de>
685
686 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
687 read the value in the contents, since we don't use it. Use the
688 template endianness when writing.
689 (Relocate::relocate): Use it for R_PPC_REL16_HA.
690
cd536b21
AS		 6912009-01-19 Andreas Schwab <schwab@suse.de>
692
693 * configure.tgt (powerpc64-*): Fix targ_obj.
694
99e9a495
ILT		 6952009-01-15 Ian Lance Taylor <iant@google.com>
696
697 * object.cc (Sized_relobj::write_local_symbols): Don't write out
698 local symbols when stripping all symbols.
699
bbbfea06
CC		 7002009-01-14 Cary Coutant <ccoutant@google.com>
701
99e9a495 702 * output.cc (Output_reloc): Add explicit instantiations.
bbbfea06 703
0f7c0701
CC		 7042009-01-14 Cary Coutant <ccoutant@google.com>
705
706 * archive.cc (Archive::get_elf_object_for_member): Remove call
707 to File_read::claim_for_plugin.
708 * descriptors.cc (Descriptors::open): Remove reference to
709 is_claimed.
710 (Descriptors::claim_for_plugin): Remove.
711 * descriptors.h (Descriptors::claim_for_plugin): Remove.
712 (Descriptors::is_claimed): Remove.
713 (claim_descriptor_for_plugin): Remove.
714 * fileread.cc (File_read::claim_for_plugin): Remove.
715 * fileread.h (File_read::claim_for_plugin): Remove.
716 (File_read::descriptor): Reopen descriptor if necessary.
717 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
718 (Plugin_manager::all_symbols_read): Add task parameter. Change
719 all callers.
720 (Plugin_manager::get_input_file): New function.
721 (Plugin_manager::release_input_file): New function.
722 (Pluginobj::Pluginobj): Add filesize parameter and initialize
723 corresponding data member.
724 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
725 and pass to base constructor. Change all callers.
726 (get_input_file, release_input_file): New functions.
727 (make_sized_plugin_object): Add filesize parameter. Change all callers.
728 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
729 (Plugin_manager::all_symbols_read): Add task parameter.
730 (Plugin_manager::get_input_file): New function.
731 (Plugin_manager::release_input_file): New function.
732 (Plugin_manager::task_): New data member.
733 (Pluginobj::Pluginobj): Add filesize parameter.
734 (Pluginobj::filename): New function.
735 (Pluginobj::descriptor): New function.
736 (Pluginobj::filesize): New function.
737 (Pluginobj::filesize_): New data member.
738 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
739 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
740 File_read::claim_for_plugin; use Object::unlock to unlock the file.
741
742 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
743 with archive libraries.
744 * testsuite/Makefile.in: Regenerate.
745 * testsuite/plugin_test.c (struct sym_info): New type.
746 (get_input_file, release_input_file): New static variables.
747 (onload): Capture new transfer vector entries.
748 (claim_file_hook): Stop reading at end of file according to filesize.
749 Factor out parsing of readelf output into separate function.
750 (all_symbols_read_hook): Exercise get_input_file and release_input_file
751 APIs and get the source file name from the symbol table. Convert
752 source file name to corresponding object file name. Print info
753 message when adding new input files.
754 (parse_readelf_line): New function.
755 * testsuite/plugin_test_1.sh: Add checks for new info messages.
756 * testsuite/plugin_test_2.sh: Likewise.
757 * testsuite/plugin_test_3.sh: Likewise.
758 * testsuite/plugin_test_4.sh: New test case.
759
62a6d109
ILT		 7602009-01-07 Ian Lance Taylor <iant@google.com>
761
762 * version.cc (version_string): Bump to 1.8.
763
483620e8
CC		 7642008-12-23 Cary Coutant <ccoutant@google.com>
765
766 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
767 * plugin.cc (Plugin_manager::finish): Rename as
768 layout_deferred_objects. Move cleanup to separate function.
769 (Plugin_manager::cleanup): New function.
770 (Plugin_finish::run): Call layout_deferred_objects and cleanup
771 separately.
772 * plugin.h (Plugin_manager::finish): Rename as
773 layout_deferred_objects.
774 (Plugin_manager::cleanup): New function.
775 (Plugin_manager::cleanup_done): New field.
776
d66a9eb3
CC		 7772008-12-23 Cary Coutant <ccoutant@google.com>
778
779 * plugin.cc (is_visible_from_outside): New function.
780 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
781 so we don't return "IR only" status for exported symbols or -r links.
782
783 * testsuite/Makefile.am (plugin_test_3): New test case.
784 * testsuite/Makefile.in: Regenerate.
785 * testsuite/plugin_test_3.sh: New file.
786
5995b570
CC		 7872008-12-22 Cary Coutant <ccoutant@google.com>
788
789 * object.cc (Sized_relobj::layout_section): New function.
790 (Sized_relobj::do_layout): Defer layout of input sections until after
791 plugin has provided replacement files.
792 (Sized_relobj::do_layout_deferred_sections): New function.
793 * object.h (Relobj::set_section_offset): Remove virtual keyword.
794 (Relobj::layout_deferred_sections): New function.
795 (Relobj::do_layout_deferred_sections): New function.
796 (Sized_relobj::do_layout_deferred_sections): New function.
797 (Sized_relobj::layout_section): New function.
798 (Sized_relobj::Deferred_layout): New structure.
799 (Sized_relobj::deferred_layout_): New field.
800 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
801 Change all callers. Layout deferred sections.
802 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
803 references.
804 (Plugin_hook::run): Move code from do_plugin_hook inline.
805 (Plugin_hook::do_plugin_hook): Remove.
806 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
807 (Plugin_manager::finish): Renamed, was cleanup.
808 (Plugin_manager::should_defer_layout): New function.
809 (Plugin_manager::add_deferred_layout_object): New function.
810 (Plugin_manager::Deferred_layout_list): New type.
811 (Plugin_manager::deferred_layout_objects_): New field.
812 (Plugin_hook::do_plugin_hook): Remove.
813
ee769c88
ILT		 8142008-12-17 Ian Lance Taylor <iant@google.com>
815
816 * options.h (class General_options): Add --no case for
817 --export-dynamic.
818
abc8dcba
CC		 8192008-12-16 Cary Coutant <ccoutant@google.com>
820
821 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
822 vector.
823 (Plugin_manager::claim_file): Create plugin object even if
824 plugin did not call the add_symbols callback.
825 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
826 asking for more symbols than were added.
827 * testsuite/Makefile.am (plugin_test_1): Add test case with
828 no global symbols.
829 (empty.syms): New target.
830 * testsuite/Makefile.in: Regenerate.
831 * testsuite/plugin_test.c (claim_file_hook): Add new debug
832 message. Don't call add_symbols if no globals.
833 (all_symbols_read_hook): Don't provide replacement for empty
834 claimed file.
835
b0074644
ILT		 8362008-12-12 Ian Lance Taylor <iant@google.com>
837
68943102
ILT		 838 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
839 r_type == 0 for a local symbol with r_sym == 0.
840 (scan_relocatable_relocs): Pass r_sym to
841 local_non_section_strategy.
842 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
843 r_sym parameter.
844
b0074644
ILT		 845 * configure.ac: Update test for TLS descriptors: they are
846 supported as of glibc 2.9.
847 * configure: Rebuild.
848
c2508178
ILT		 8492008-12-11 Ian Lance Taylor <iant@google.com>
850
851 PR 7091
852 * target-reloc.h (Default_scan_relocatable_relocs): For each
853 function, map r_type == 0 to RELOC_DISCARD.
854
2756a258
CC		 8552008-12-10 Cary Coutant <ccoutant@google.com>
856
857 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
858 object to override a kept COMDAT group from a plugin object.
859
bb6f53d3
ILT		 8602008-12-09 Ian Lance Taylor <iant@google.com>
861
fbc558e1
ILT		 862 PR 7088
863 * yyscript.y (file_cmd): Handle INPUT.
864
bb6f53d3
ILT		 865 * testsuite/initpri1.c: Change all declarations to be full
866 prototypes by adding void, to avoid compiler warnings.
867
4674ecfc
CC		 8682008-12-05 Rafael Avila de Espindola <espindola@google.com>
869
870 * options.cc (General_options::parse_plugin_opt): New.
871 (General_options::add_plugin): The argument now is just the filename.
872 (General_options::add_plugin_option): New.
873 * options.h (plugin_opt): New.
874 (add_plugin): Change argument name.
875 (add_plugin_option): New.
876 * plugin.cc (Plugin::load): Don't parse the plugin option.
877 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
878 (Plugin::add_option): New.
879 (Plugin::args_): Change type.
880 (Plugin::filename_): New.
881 (Plugin_manager::add_plugin_option): New.
882 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
883 * testsuite/Makefile.in: Regenerate.
884
fd06b4aa
CC		 8852008-12-05 Cary Coutant <ccoutant@google.com>
886
887 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
888 Handle --strip-lto-sections option.
889 * options.h (strip_lto_sections): New option.
890
6c52134c
CC		 8912008-12-01 Cary Coutant <ccoutant@google.com>
892
893 * plugin.cc (ld_plugin_message): Change format parameter to const.
894 Fix mismatch between new[] and delete.
895
a45248e0
CC		 8962008-11-14 Cary Coutant <ccoutant@google.com>
897
898 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
899 instead of -1U.
900
c82fbeee
CS		 9012008-11-05 Craig Silverstein <csilvers@google.com>
902
903 * options.cc (General_options::parse_dynamic_list): New function.
904 * options.h (General_options): New flags dynamic_list,
905 dynamic_list_data, dynamic_list_cpp_new, and
906 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
907 (General_options::in_dynamic_list): New function.
908 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
909 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
910 (Lex::can_continue_name): Likewise.
911 (yylex): Likewise.
912 (read_script_file): New parameter script_options.
913 (read_dynamic_list): New function.
914 (Script_options::define_dynamic_list): New function.
915 (dynamic_list_keyword_parsecodes): New variable.
916 (dynamic_list_keywords): New variable.
917 * script.h (Script_options::define_dynamic_list): New function
918 prototype.
919 (read_dynamic_list): New function prototype.
920 * symtab.cc (strprefix): New macro.
921 (Symbol::should_add_dynsym_entry): Support dynamic_list,
922 dynamic_list_data, dynamic_list_cpp_new, and
923 dynamic_list_cpp_typeinfo.
924 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
925 (dynamic_list_expr): New rule.
926 (dynamic_list_nodes): Likewise.
927 (dynamic_list_node): Likewise.
928 * testsuite/Makefile.am (dynamic_list): New test.
929 * testsuite/Makefile.in: Regenerated.
930 * testsuite/dynamic_list.t: New file.
931 * testsuite/dynamic_list.sh: New file.
932
e0bb29a5
CS		 9332008-11-05 Craig Silverstein <csilvers@google.com>
934
935 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
936 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
937 (t11_last): Likewise.
938 * testsuite/ver_test_6.c (main): Likewise.
939
4e1e25e0
CC		 9402008-10-07 Cary Coutant <ccoutant@google.com>
941
942 * options.c (General_options::finalize): Add check for -static and
943 -shared.
944 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
945 is not empty.
946
92f03fcb
CC		 9472008-10-02 Cary Coutant <ccoutant@google.com>
948
949 * plugin.cc (make_sized_plugin_object): Fix conditional
950 compilation to work when not all targets are enabled.
951
fbd8a257
CC		 9522008-09-29 Cary Coutant <ccoutant@google.com>
953
954 * archive.cc (Archive::get_file_and_offset): Use filename instead
955 of name to get library path.
956 (Archive::include_member): Unlock external member of a thin archive.
957
958 * testsuite/Makefile.am (TEST_AR): New variable.
959 (thin_archive_test_1): New test.
960 (thin_archive_test_2): New test.
81636b3f
CC		 961 * testsuite/Makefile.in: Regenerate.
962 * testsuite/thin_archive_main.cc: New file.
963 * testsuite/thin_archive_test_1.cc: New file.
964 * testsuite/thin_archive_test_2.cc: New file.
965 * testsuite/thin_archive_test_3.cc: New file.
966 * testsuite/thin_archive_test_4.cc: New file.
fbd8a257 967
eff45813
CC		 9682008-09-29 Cary Coutant <ccoutant@google.com>
969
970 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
971 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
972 instead of -1U.
973 (Sized_relobj::do_finalize_local_symbols): Likewise.
974 (Sized_relobj::map_to_kept_section): Likewise.
975 * object.h (Sized_relobj::invalid_address): New constant.
976 (Sized_relobj::do_output_section_offset): Check for invalid_address
977 and return -1ULL.
978 * output.cc (Output_reloc::local_section_offset): Use constant
979 invalid_address instead of -1U.
980 (Output_reloc::get_address): Likewise.
981 (Output_section::output_address): Change -1U to -1ULL.
982 * output.h (Output_reloc::invalid_address): New constant.
983 * reloc.cc (Sized_relobj::write_sections): Use constant
984 invalid_address instead of -1U.
985 (Sized_relobj::relocate_sections): Likewise.
986 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
987 values for merge sections.
988 * target-reloc.h (relocate_for_relocatable): Use constant
989 invalid_address instead of -1U.
990
89fc3421
CC		 9912008-09-19 Cary Coutant <ccoutant@google.com>
992
993 Add plugin functionality for link-time optimization (LTO).
994 * configure.ac (plugins): Add --enable-plugins option.
995 * configure: Regenerate.
996 * config.in: Regenerate.
997 * Makefile.am (LIBDL): New variable.
998 (CCFILES): Add plugin.cc.
999 (HFILES): Add plugin.h.
1000 (ldadd_var): Add LIBDL.
1001 * Makefile.in: Regenerate.
1002
1003 * archive.cc: Include "plugin.h".
1004 (Archive::setup): Don't preread archive symbols when using a plugin.
1005 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
1006 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
1007 files.
1008 (Archive::include_member): Add symbols from plugin objects.
1009 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
1010 * descriptors.cc (Descriptors::open): Check for file descriptors
1011 abandoned by plugins.
1012 (Descriptors::claim_for_plugin): New function.
1013 * descriptors.h (Descriptors::claim_for_plugin): New function.
1014 (Open_descriptor::is_claimed): New field.
1015 (claim_descriptor_for_plugin): New function.
1016 * fileread.cc (File_read::claim_for_plugin): New function.
1017 * fileread.h (File_read::claim_for_plugin): New function.
1018 (File_read::descriptor): New function.
1019 * gold.cc: Include "plugin.h".
1020 (queue_initial_tasks): Add task to call plugin hooks for generating
1021 new object files.
1022 * main.cc: Include "plugin.h".
1023 (main): Load plugin libraries.
1024 * object.h (Pluginobj): Declare.
1025 (Object::pluginobj): New function.
1026 (Object::do_pluginobj): New function.
1027 (Object::set_target): New function.
1028 * options.cc: Include "plugin.h".
1029 (General_options::parse_plugin): New function.
1030 (General_options::General_options): Initialize plugins_ field.
1031 (General_options::add_plugin): New function.
1032 * options.h (Plugin_manager): Declare.
1033 (General_options): Add --plugin option.
1034 (General_options::has_plugins): New function.
1035 (General_options::plugins): New function.
1036 (General_options::add_plugin): New function.
1037 (General_options::plugins_): New field.
1038 * plugin.cc: New file.
1039 * plugin.h: New file.
1040 * readsyms.cc: Include "plugin.h".
1041 (Read_symbols::do_read_symbols): Check for archive before checking
1042 for ELF file. Call plugin hooks to claim files.
1043 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
1044 from a real object file; force override when processing replacement
1045 files.
1046 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
1047 (Symbol::init_base_object): Likewise.
1048 (Symbol::init_base_output_data): Likewise.
1049 (Symbol::init_base_output_segment): Likewise.
1050 (Symbol::init_base_constant): Likewise.
1051 (Symbol::init_base_undefined): Likewise.
1052 (Symbol::output_section): Assert that object is not a plugin.
1053 (Symbol_table::add_from_pluginobj): New function.
1054 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
1055 undefined.
1056 (Symbol_table::sized_write_globals): Likewise.
1057 (Symbol_table::add_from_pluginobj): Instantiate template.
1058 * symtab.h (Sized_pluginobj): Declare.
1059 (Symbol::in_real_elf): New function.
1060 (Symbol::set_in_real_elf): New function.
1061 (Symbol::in_real_elf_): New field.
1062 (Symbol_table::add_from_pluginobj): New function.
1063
1064 * testsuite/Makefile.am (AM_CFLAGS): New variable.
1065 (LIBDL): New variable.
1066 (LDADD): Add LIBDL.
1067 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
1068 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
1069 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
1070 (MOSTLYCLEANFILES): Likewise.
1071 * testsuite/Makefile.in: Regenerate.
1072 * testsuite/plugin_test.c: New file.
1073 * testsuite/plugin_test_1.sh: New file.
1074 * testsuite/plugin_test_2.sh: New file.
1075
de31bda5
ILT		 10762008-09-16 Ian Lance Taylor <iant@google.com>
1077
9c2d0ef9
ILT		 1078 * target-reloc.h (relocate_section): Check whether a symbol is
1079 defined by the ABI before reporting an undefined symbol error.
1080 * target.h (Target::is_defined_by_abi): Make parameter const.
1081 (Target::do_is_defined_by_abi): Likewise.
1082 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
1083 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
1084 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
1085 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
1086 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
1087 * testsuite/Makefile.in: Rebuild.
1088
de31bda5
ILT		 1089 * fileread.cc (make_view): Add casts to avoid warning.
1090
9fa33bee
AO		 10912008-09-16 Alexandre Oliva <aoliva@redhat.com>
1092
1093 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
1094 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1095
183fd0e3
AO		 10962008-09-16 Alexandre Oliva <aoliva@redhat.com>
1097
1098 * options.h (General_options::output_is_executable): New.
1099 (General_options::output_is_pie): New.
1100 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
1101 for shared libraries.
1102 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
1103
7be8330a
CD		 11042008-09-11 Chris Demetriou <cgd@google.com>
1105
1106 * options.h (origin): New -z option.
1107 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
1108 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
1109 in DT_FLAGS_1.
1110
a9caad02
CC		 11112008-09-05 Cary Coutant <ccoutant@google.com>
1112
1113 * fileread.cc (File_read::make_view): Add check for attempt to map
1114 beyond end of file.
1115
ae6dce4d
CC		 11162008-09-05 Cary Coutant <ccoutant@google.com>
1117
1118 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
1119 explicit instantiations.
1120
d7ab2a47
KVH		 11212008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
1122
1123 PR gold/6858
1124 * options.cc (General_options::finalize): Allow undefined symbols
1125 in shlibs if linking -shared.
1126
1127 PR gold/6859
1128 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
1129 symbols as not needing a dynsym entry.
1130
1e52a9c1
CS		 11312008-08-20 Craig Silverstein <csilvers@google.com>
1132
1133 * fileread.cc (File_read::open): Do not lock the file unless it
1134 was successfully opened.
1135
d85c80a3
CC		 11362008-08-14 Cary Coutant <ccoutant@google.com>
1137
1138 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
1139 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
1140 * testsuite/tls_test.cc (struct int128): 128-bit struct
1141 for testing TLS relocs with non-zero addend.
1142 (v12): New TLS variable.
1143 (t12): New test.
1144 (t_last): Add check for v12.
1145 * testsuite/tls_test.h (t12): New function.
1146 * testsuite/tls_test_main.cc (thread_routine): Call new test.
1147
2d924fd9
ILT		 11482008-08-13 Ian Lance Taylor <iant@google.com>
1149
1150 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
1151 set tls_segment_ or relro_segment_.
1152 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
1153 when appropriate.
1154 * output.h (Output_section::clear_is_relro): New function.
1155 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
1156 sections specially even when output_data_ is empty.
1157 (Output_segment::maximum_alignment): When first section is relro,
1158 only force alignment for PT_LOAD segments.
1159 * script.cc (script_data_segment_align): New function.
1160 (script_data_segment_relro_end): New function.
1161 * script-c.h (script_data_segment_align): Declare.
1162 (script_data_segment_relro_end): Declare.
1163 * script-sections.h (class Script_sections): Declare
1164 data_segment_align and data_segment_relro_end. Add fields
1165 segment_align_index_ and saw_relro_end_.
1166 * script-sections.cc (class Sections_element): Add set_is_relro
1167 virtual function. Add new bool* parameter to place_orphan_here.
1168 Add get_output_section virtual function.
1169 (class Output_section_definition): Add set_is_relro. Add new
1170 bool* parameter to place_orphan_here. Add get_output_section.
1171 Add is_relro_ field.
1172 (Output_section_definition::Output_section_definition): Initialize
1173 evaluated_address_, evaluated_load_address, evaluated_addralign_,
1174 and is_relro_ fields.
1175 (Output_section_definition::place_orphan_here): Add is_relro
1176 parameter.
1177 (Output_section_definition::set_section_addresses): Set relro for
1178 output section.
1179 (Output_section_definition::alternate_constraint): Likewise.
1180 (class Orphan_output_section): Add new bool* parameter to
1181 place_orphan_here. Add get_output_section.
1182 (Orphan_output_section::place_orphan_here): Add is_relro
1183 parameter.
1184 (Script_sections::Script_sections): Initialize
1185 data_segment_align_index_ and saw_relro_end_.
1186 (Script_sections::data_segment_align): New function.
1187 (Script_sections::data_segment_relro_end): New function.
1188 (Script_sections::place_orphan): Set or clear is_relro.
1189 (Script_sections::set_section_addresses): Force alignment of first
1190 TLS section.
1191 * yyscript.y (exp): Call script_data_segment_align and
1192 script_data_segment_relro_end.
1193 * testsuite/relro_script_test.t: New file.
1194 * testsuite/relro_test.cc (using_script): Declare.
1195 (t1, t2): Test using_script.
1196 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
1197 (relro_script_test_SOURCES): Define.
1198 (relro_script_test_DEPENDENCIES): Define.
1199 (relro_script_test_LDFLAGS): Define.
1200 (relro_script_test_LDADD): Define.
1201 (relro_script_test.so): New target.
1202 * testsuite/Makefile.in: Rebuild.
1203
f827c9a9
CC		 12042008-08-06 Cary Coutant <ccoutant@google.com>
1205
1206 * archive.cc (Archive::total_archives, Archive::total_members)
1207 (Archive::total_members_loaded): New variables.
1208 (Archive::setup): Add parameter. Add option to preread
1209 archive symbols.
1210 (Archive::read_armap): Add counter.
1211 (Archive::get_file_and_offset): New function.
1212 (Archive::get_elf_object_for_member): New function.
1213 (Archive::read_all_symbols): New function.
1214 (Archive::read_symbols): New function.
1215 (Archive::add_symbols): Add counters.
1216 (Archive::include_all_members): Use armap to find members if it's
1217 already built.
1218 (Archive::include_member): Skip reading symbols if already read.
1219 Factored code into Archive::get_file_and_offset and
1220 Archive::get_elf_object_for_member. Changed call to
1221 Mapfile::report_include_archive_member.
1222 (Archive::print_stats): New function.
1223 * archive.h: Declare Object and Read_symbols_data classes.
1224 (Archive::Archive): Add initializers for new members.
1225 (Archive::setup): Add parameter.
1226 (Archive::print_stats): New function.
1227 (Archive::total_archives, Archive::total_members)
1228 (Archive::total_members_loaded): New variables.
1229 (Archive::get_file_and_offset): New function.
1230 (Archive::get_elf_object_for_member): New function.
1231 (Archive::read_all_symbols): New function.
1232 (Archive::read_symbols): New function.
1233 (Archive::Archive_member): New class.
1234 (Archive::members_): New member.
1235 (Archive::num_members_): New member.
1236 * main.cc: Include archive.h.
1237 (main): Call Archive::print_stats.
1238 * mapfile.cc (Mapfile::report_include_archive_member): Delete
1239 archive parameter; member_name is now the fully-decorated name.
1240 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
1241 * options.h: (General_options): Add --preread-archive-symbols option.
1242 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
1243 Archive::setup.
1244
de4c45bd
ILT		 12452008-08-04 Ian Lance Taylor <iant@google.com>
1246
1247 * symtab.h (Symbol::use_plt_offset): New function.
1248 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
1249 * powerpc.cc (Relocate::relocate): Likewise.
1250 * sparc.cc (Relocate::relocate): Likewise.
1251 * x86_64.cc (Relocate::relocate): Likewise.
1252 * testsuite/weak_plt.sh: New test.
1253 * testsuite/weak_plt_main.cc: New test.
1254 * testsuite/weak_plt_shared.cc: New test.
1255 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
1256 (check_PROGRAMS): Add weak_plt.
1257 (check_DATA): Add weak_plt_shared.so.
1258 (weak_plt_main_pic.o, weak_plt): New targets.
1259 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
1260 * testsuite/Makefile.in: Rebuild.
1261
1262 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
1263 gcctestdir/ld.
1264 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
1265 * testsuite/Makefile.in: Rebuild.
1266
323ee3f4
AM		 12672008-08-04 Alan Modra <amodra@bigpond.net.au>
1268
1269 * Makefile.am (POTFILES.in): Set LC_ALL=C.
1270 * Makefile.in: Regenerate.
1271 * po/POTFILES.in: Regenerate.
1272
7c07ecec
ILT		 12732008-07-29 Ian Lance Taylor <iant@google.com>
1274
1275 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
1276 symbols before other symbols.
1277 * testsuite/script_test_2.cc (test_addr): Declare.
1278 (test_addr_alias): Declare.
1279 (main): Check that test_addr and test_addr_alias have the right
cd536b21 1280 values.
7c07ecec
ILT		 1281 * testsuite/script_test_2.t: Define test_addr_alias and
1282 test_addr.
1283
5778530e
ILT		 12842008-07-24 Ian Lance Taylor <iant@google.com>
1285
2a00e4fb
ILT		 1286 PR 5990
1287 * descriptors.cc: New file.
1288 * descriptors.h: New file.
1289 * gold-threads.h (class Hold_optional_lock): New class.
1290 * fileread.cc: Include "descriptors.h".
1291 (File_read::~File_read): Release descriptor rather than closing
1292 it.
1293 (File_read::open) [file]: Call open_descriptor rather than open.
1294 Set is_descriptor_opened_.
1295 (File_read::open) [memory]: Assert that descriptor is not open.
1296 (File_read::reopen_descriptor): New function.
1297 (File_read::release): Release descriptor.
1298 (File_read::do_read): Make non-const. Reopen descriptor.
1299 (File_read::read): Make non-const.
1300 (File_read::make_view): Reopen descriptor.
1301 (File_read::do_readv): Likewise.
1302 * fileread.h (class File_read): Add is_descriptor_opened_ field.
1303 Update declarations.
1304 * layout.cc: Include "descriptors.h".
1305 (Layout::create_build_id): Use open_descriptor rather than open.
1306 * output.cc: Include "descriptors.h".
1307 (Output_file::open): Use open_descriptor rather than open.
1308 * archive.cc (Archive::const_iterator): Change Archive to be
1309 non-const.
1310 (Archive::begin, Archive::end): Make non-const.
1311 (Archive::count_members): Likewise.
1312 * archive.h (class Archive): Update declarations.
1313 * object.h (Object::read): Make non-const.
1314 * Makefile.am (CCFILES): Add descriptors.cc.
1315 (HFILES): Add descriptors.h.
1316 * Makefile.in: Rebuild.
1317
801647d1
ILT		 1318 PR 6716
1319 * gold.h: Always include <clocale>. Add Solaris workarounds
1320 following code in binutils/sysdep.h.
1321
5edd166e
ILT		 1322 PR 6048
1323 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
1324 this->eh_frame_hdr_ is NULL before using it.
1325
c89ad728
ILT		 1326 * dynobj.cc (Versions::Versions): Update comment.
1327
aa86f06b
ILT		 1328 * dynobj.cc (Versions::Versions): If there is an soname, use it as
1329 the base version name.
1330
5778530e
ILT		 1331 * stringpool.cc (Stringpool_template::add_with_length): Set key to
1332 array size plus one.
1333 (Stringpool_template::set_string_offsets): Subtract one from key
1334 before using it as an array index.
1335 (Stringpool_template::get_offset_with_length): Likewise.
1336 (Stringpool_template::write_to_buffer): Likewise.
1337 * stringpool.h (Stringpool_template::get_offset_from_key):
1338 Likewise.
1339
057ead22
ILT		 13402008-07-23 Ian Lance Taylor <iant@google.com>
1341
7f649c59
ILT		 1342 PR 6658
1343 * object.h (Merged_symbol_value::value): Do our best to handle a
1344 negative addend.
1345
057ead22
ILT		 1346 PR 6647
1347 * script.cc (Version_script_info::get_versions): Don't add empty
1348 version tag to return value.
1349 (Version_script_info::get_symbol_version_helper): Change return
1350 type to bool. Add pversion parameter. Change all callers.
1351 (script_register_vers_node): Don't require a non-NULL tag.
1352 * script.h (class Version_script_info): Update declarations.
1353 (Version_script_info::get_symbol_version): Change return type to
1354 bool. Add version parameter. Change all callers.
1355 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
1356 handling. Handle an empty version from a version script.
1357 (Symbol_table::define_special_symbol): Likewise.
1358 * testsuite/ver_test_10.script: New file.
1359 * testsuite/ver_test_10.sh: New file.
1360 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
1361 (check_DATA): Add ver_test_10.syms.
1362 (ver_test_10.syms, ver_test_10.so): New target.
1363 * testsuite/Makefile.in: Rebuild.
1364
58e54ac2
CD		 13652008-07-23 Simon Baldwin <simonb@google.com>
1366
1367 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
1368 to zero for undefined symbols from dynamic libraries.
1369
95d14cd3
ILT		 13702008-07-23 Ian Lance Taylor <iant@google.com>
1371
1372 * symtab.cc (Symbol_table::resolve): Remove version parameter.
1373 Change all callers.
1374 * symtab.h (class Symbol_table): Update declaration.
1375 * testsuite/ver_test_9.cc: New file.
1376 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
1377 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
1378 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
1379 (ver_test_9.so, ver_test_9.o): New targets.
1380 * testsuite/Makefile.in: Rebuild.
1381
92de84a6
ILT		 13822008-07-22 Ian Lance Taylor <iant@google.com>
1383
34810851
ILT		 1384 * options.h (class General_options): Define --check-sections.
1385 * layout.cc (Layout::set_segment_offsets): Handle
1386 --check-sections.
1387
af6156ef
ILT		 1388 * options.h (class General_options): Define -n/--nmagic and
1389 -N/--omagic.
1390 * options.cc (General_options::finalize): For -n/--nmagic or
1391 -N/--omagic, set -static.
1392 * layout.cc (Layout::attach_allocated_section_to_segment): If
1393 -N/--omagic, don't put read-only and read-write sections in
1394 different segments.
1395 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
1396 finding a read-only segment.
1397 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
1398 don't set the minimum segment alignment to the common page size,
1399 and don't set the file offset to the address modulo the page size.
1400 * script-sections.cc (Script_sections::create_segments): If
1401 -n/--omagic, don't put read-only and read-write sections in
1402 different segments.
1403
92de84a6
ILT		 1404 * cref.cc: New file.
1405 * cref.h: New file.
1406 * options.h (class General_options): Add --print-symbol-counts.
1407 * main.cc (main): Issue defined symbol report if requested.
1408 * archive.cc (Archive::interpret_header): Make into a const member
1409 function.
1410 (Archive::add_symbols): Call Input_objects::archive_start and
1411 archive_stop.
1412 (Archive::const_iterator): Define new class.
1413 (Archive::begin, Archive::end): New functions.
1414 (Archive::include_all_members): Rewrite to use iterator.
1415 (Archive::count_members): New function.
1416 * archive.h (class Archive): Update declarations.
1417 (Archive::filename): New function.
1418 * object.cc: Include "cref.h".
1419 (Sized_relobj::Sized_relobj): Initialize defined_count_.
1420 (Sized_relobj::do_get_global_symbol_counts): New function.
1421 (Input_objects::add_object): Add object to cross-referencer.
1422 (Input_objects::archive_start): New function.
1423 (Input_objects::archive_stop): New function.
1424 (Input_objects::print_symbol_counts): New function.
1425 * object.h: Declare Cref and Archive.
1426 (Object::get_global_symbol_counts): New function.
1427 (Object::do_get_global_symbol_counts): New pure virtual function.
1428 (class Sized_relobj): Add defined_count_ field. Update
1429 declarations.
1430 (class Input_objects): Add cref_ field. Update constructor.
1431 Update declarations.
1432 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
1433 defined_count_.
1434 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
1435 symbol counts.
1436 (Sized_dynobj::do_get_global_symbol_counts): New function.
1437 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
1438 defined_count_. Update declarations. Define Symbols typedef.
1439 * symtab.cc (Symbol_table::add_from_relobj): Add defined
1440 parameter. Change all callers.
1441 (Symbol_table::add_from_dynobj): Add sympointers and defined
1442 parameters. Change all callers.
1443 * symtab.h (class Symbol_table): Update declarations.
1444 * Makefile.am (CCFILES): Add cref.cc.
1445 (HFILES): Add cref.h.
1446 * Makefile.in: Rebuild.
1447
3f7c5e1d
CD		 14482008-07-22 Simon Baldwin <simonb@google.com>
1449
1450 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
1451 to zero when writing undefined symbols.
1452
e0b64032
ILT		 14532008-07-22 Ian Lance Taylor <iant@google.com>
1454
1455 * output.cc (Output_section::add_input_section): Don't try to
1456 merge empty merge sections.
1457
096b02cf
CS		 14582008-07-21 Craig Silverstein <csilvers@google.com>
1459
1460 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
1461 Include symbol version in error message.
cd536b21 1462
1d1f116d
CD		 14632008-07-20 Chris Demetriou <cgd@google.com>
1464
cd536b21 1465 * configure.ac (gold_cv_c_random_seed): New configured variable.
1d1f116d
CD		 1466 (RANDOM_SEED_CFLAGS): New substituted variable.
1467 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
1468 * configure: Rebuild.
1469 * Makefile.in: Likewise.
1470 * testsuite/Makefile.in: Likewise.
1471
a18f591e
ILT		 14722008-07-18 Ian Lance Taylor <iant@google.com>
1473
1474 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
1475 where we see NAME/NULL and NAME/VERSION as separate symbols.
1476 * testsuite/ver_test_main.cc (main): Call t4.
1477 (t4, t4_2a): Define.
1478 * testsuite/ver_test_2.cc (t4_2): Define.
1479 * testsuite/ver_test_2.script: Put t4_2a in VER2.
1480 * testsuite/ver_test_4.cc (t4_2a): Define.
1481 * testsuite/ver_test_4.script: Put t4_2a in VER2.
1482 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
1483
c6e3f6ed
ILT		 14842008-07-17 Ian Lance Taylor <iant@google.com>
1485
1486 * dynobj.cc (Versions::add_def): If we give an error about a
1487 missing version, go ahead and create the version anyhow.
1488
ef9beddf
ILT		 14892008-07-10 Ian Lance Taylor <iant@google.com>
1490
1491 Handle output sections with more than 0x7fffffff bytes.
1492 * object.h (class Relobj): Change map_to_output_ to
1493 output_sections_, and just keep a section pointer. Change all
1494 uses. Move comdat group support to Sized_relobj.
1495 (Relobj::is_section_specially_mapped): Remove.
1496 (Relobj::output_section): Remove poff parameter. Change all
1497 callers.
1498 (Relobj::output_section_offset): New function.
1499 (Relobj::set_section_offset): Rewrite.
1500 (Relobj::map_to_output): Remove.
1501 (Relobj::output_sections): New function.
1502 (Relobj::do_output_section_offset): New pure virtual function.
1503 (Relobj::do_set_section_offset): Likewise.
1504 (class Sized_relobj): Add section_offsets_ field. Add comdat
1505 group support from Relobj. Update declarations.
1506 (Sized_relobj::get_output_section_offset): New function.
1507 (Sized_relobj::do_output_section_offset): New function.
1508 (Sized_relobj::do_set_section_offset): New function.
1509 * object.cc (Relobj::output_section_address): Remove.
1510 (Sized_relobj::Sized_relobj): Initialize new fields.
1511 (Sized_relobj::include_section_group): Cast find_kept_object to
1512 Sized_relobj.
1513 (Sized_relobj::include_linkonce_section): Likewise.
1514 (Sized_relobj::do_layout): Use separate arrays for output section
1515 and output offset.
1516 (Sized_relobj::do_count_local_symbols): Change map_to_output to
1517 output_sections.
1518 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
1519 output_sections and section_offsets.
1520 (Sized_relobj::write_local_symbols): Likewise.
1521 (map_to_kept_section): Compute output address directly.
1522 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
1523 output_sections and section_offsets.
1524 (Sized_relobj::write_sections): Likewise.
1525 (Sized_relobj::relocate_sections): Likewise.
1526 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
1527 * output.h (class Output_reloc): Update declarations. Change
1528 u2_.relobj to Sized_relobj*.
1529 (class Output_data_reloc): Change add functions to use
1530 Sized_relobj*.
1531 * output.cc (Output_reloc::Output_reloc): Change relobj to
1532 Sized_relobj*.
1533 (Output_reloc::local_section_offset): Change return type to
1534 Elf_Addr. Use get_output_section_offset.
1535 (Output_reloc::get_address): Likewise.
1536 (Output_section::is_input_address_mapped): Don't call
1537 is_section_specially_mapped.
1538 (Output_section::output_offset): Likewise.
1539 (Output_section::output_address): Likewise.
1540 (Output_section::starting_output_address): Likewise.
1541 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
1542 parameter to Sized_relobj*.
1543 (Copy_relocs::need_copy_reloc): Likewise.
1544 (Copy_relocs::save): Likewise.
1545 * copy-relocs.h (class Copy_relocs): Update declarations.
1546 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
1547 Sized_relobj*. Change relobj_ field to Sized_relobj*.
1548 * target-reloc.h (relocate_for_relocatable): Change
1549 offset_in_output_section type to Elf_Addr. Change code that uses
1550 it as well.
1551 * layout.cc (Layout::layout): Always set *off.
1552 * mapfile.cc (Mapfile::print_input_section): Use
1553 output_section_offset.
1554 * i386.cc (Target_i386::copy_reloc): Change object parameter to
1555 Sized_relobj*.
1556 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
1557 * sparc.cc (Target_sparc::copy_reloc): Likewise.
1558 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
1559
5cb66f97
ILT		 15602008-07-03 Ian Lance Taylor <iant@google.com>
1561
1562 * layout.cc (Layout::include_section): Do not discard unrecognized
1563 SHT_STRTAB sections.
1564
afe47622
CS		 15652008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
1566
1567 * script.cc (Lex::can_continue_name): Make '?' allowable in
1568 version-script names.
1569 * testsuite/version_script.map: Change glob pattern to use '?'
1570
5adf9721
ILT		 15712008-06-30 Manish Singh <yosh@gimp.org>
1572
1573 PR 6585
1574 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
1575 Correct typo.
1576
e6fde208
ILT		 15772008-06-30 Ian Lance Taylor <iant@google.com>
1578
1579 PR 6660
1580 PR 6682
1581 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
1582 versions]: Don't try to read the value in the contents, since we
1583 don't use it. Use the template endianness when writing.
1584
3f2e6a2d
CC		 15852008-06-25 Cary Coutant <ccoutant@google.com>
1586
1587 * fileread.cc (File_read::make_view): Assert on zero-length view.
1588 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
1589 symbol table when there are no symbols to read.
1590
c43d3a48
CS		 15912008-06-23 Craig Silverstein <csilvers@google.com>
1592
1593 * version.cc (version_string): Bump to 1.7
1594
5f494ea0
CS		 15952008-06-18 Craig Silverstein <csilvers@google.com>
1596
1597 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
1598 constant 0xFFFF to type Valtype.
1599 (Powerpc_relocate_functions::rel16_ha): Likewise.
1600
c42e122e
ILT		 16012008-06-17 Ian Lance Taylor <iant@google.com>
1602
f34787f8
ILT		 1603 * output.h (Output_section::Input_section): Initialize p2align_ to
1604 zero for Output_section_data constructors.
1605 (Output_section::Input_section::addralign): If not an input
1606 section, return the alignment of the Output_section_data.
1607 * testsuite/copy_test.cc: New file.
1608 * testsuite/copy_test_1.cc: New file.
1609 * testsuite/copy_test_2.cc: New file.
1610 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
1611 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
1612 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
1613 (copy_test_1_pic.o, copy_test_1.so): New targets.
1614 (copy_test_2_pic.o, copy_test_2.so): New targets.
1615 * testsuite/Makefile.in: Rebuild.
1616
c42e122e
ILT		 1617 * script-sections.cc (Script_sections::place_orphan): Initialize
1618 local variable exact.
1619
ce3ac18a
DE		 16202008-06-13 David Edelsohn <edelsohn@gnu.org>
1621
1622 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
1623
42cacb20
DE		 16242008-06-12 David Edelsohn <edelsohn@gnu.org>
1625 David S. Miller <davem@davemloft.net>
1626
1627 * powerpc.cc: New file.
1628 * Makefile.am (TARGETSOURCES): Add powerpc.cc
1629 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
1630 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
1631 * Makefile.in: Rebuild.
1632
7b308235
ILT		 16332008-06-09 Ian Lance Taylor <iant@google.com>
1634
1635 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
1636 <exception>.
1637 (throwing, orig_terminate): New static variables.
1638 (terminate_handler): New static function.
1639 (t2): Set terminate handler.
1640
f0b886e3
ILT		 16412008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
1642
1643 PR 6584
cd536b21 1644 * binary.cc (Binary_to_elf::sized_convert): Fix .data
f0b886e3
ILT		 1645 alignment.
1646
3e90f135
CC		 16472008-05-30 Cary Coutant <ccoutant@google.com>
1648
1649 * archive.cc (Archive::include_all_members) Correct to step
1650 over symbol table and extended name table in thin archives.
1651
e09ad04a
ILT		 16522008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
1653
1654 PR 6407
1655 * target-reloc.h (relocate_for_relocatable): Fix new_offset
1656 calculation.
1657
62b01cb5
ILT		 16582008-05-28 Caleb Howe <cshowe@google.com>
1659
1660 * reduced_debug_output.cc: New file.
1661 * reduced_debug_output.h: New file.
92de84a6 1662 * options.h (class General_options): Add --strip-debug-non-line.
62b01cb5
ILT		 1663 * options.cc (General_options::finalize): Add strip_debug_non_line
1664 to the strip heirarchy.
1665 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
1666 fields.
1667 * layout.cc: Include "reduced_debug_output.h".
1668 (Layout::Layout): Initialize new fields.
1669 (line_only_debug_sections): New static array.
1670 (is_lines_only_debug_sections): New static inline function.
1671 (Layout::include_section): Handle --strip-debug-non-line.
1672 (Layout::make_output_section): If --strip-debug-non-line, build
1673 new output sections for .debug_abbrev and .debug_info.
1674 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
1675 gold. Warn about possible overflow.
1676 (read_signed_LEB_128): Likewise.
1677 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
1678 (read_signed_LEB_128): Declare.
1679 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
1680 (HFILES): Add reduced_debug_output.h.
1681 * Makefile.in: Rebuild.
1682
7d9e3d98
ILT		 16832008-05-21 Ian Lance Taylor <iant@google.com>
1684
1685 * mapfile.cc: New file.
1686 * mapfile.h: New file.
1687 * options.h (class General_options): Add -M/--print-map and -Map.
1688 * options.cc (General_options::finalize): Make -M equivalent to
1689 -Map -.
1690 * main.cc: Include <cstdio> and "mapfile.h".
1691 (main): Open mapfile if requested.
1692 * gold.cc (class Middle_runner): Add mapfile_ field. Update
1693 constructor. Change caller.
1694 (queue_initial_tasks): Add mapfile parameter. Change caller.
1695 (queue_middle_tasks): Likewise.
1696 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
1697 declarations.
1698 * archive.cc: Include "mapfile.h".
1699 (Archive::add_symbols): Add mapfile parameter. Change all
1700 callers. Pass mapfile, symbol, and reason to include_member.
1701 (Archive::include_all_members): Add mapfile parameter. Change all
1702 callers.
1703 (Archive::include_member): Add mapfile, sym, and why parameters.
1704 Change all callers. Report inclusion to map file.
1705 * archive.h: Include "fileread.h".
1706 (class Archive): Update declarations.
1707 (Archive::file): New const method.
1708 (class Add_archive_symbols): Add mapfile_ field. Update
1709 constructor. Change all callers.
1710 * readsyms.h (class Read_symbols): Likewise.
1711 (class Finish_group): Likewise.
1712 (class Read_script): Likewise.
1713 * common.cc: Include "mapfile.h".
1714 (Symbol_table::allocate_commons): Add mapfile parameter. Change
1715 all callers.
1716 (Symbol_table::do_allocate_commons): Likewise.
1717 (Symbol_table::do_allocate_commons_list): Likewise. Report common
1718 symbol allocation to mapfile.
1719 * common.h (class Allocate_commons_task): Add mapfile_ field.
1720 Update constructor. Change all callers.
1721 * symtab.h (class Symbol_table): Update declarations.
1722 * layout.cc: Include "mapfile.h".
1723 (Layout_task_runner::run): Print information to mapfile.
1724 (Layout::create_gold_note): Change Output_data_fixed_space to
1725 Output_data_zero_fill.
1726 (Layout::create_build_id): Likewise.
1727 (Layout::print_to_mapfile): New function.
1728 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
1729 constructor. Change caller.
1730 (class Layout): Declare print_to_mapfile.
1731 * output.cc (Output_section::Input_section::print_to_mapfile): New
1732 function.
1733 (Output_section::add_input_section): If producing a map, always
1734 add to input_sections_ list.
1735 (Output_section::do_print_to_mapfile): New function.
1736 (Output_segment::print_sections_to_mapfile): New function.
1737 (Output_segment::print_section_list_to_mapfile): New function.
1738 * output.h: Include "mapfile.h".
1739 (Output_data::print_to_mapfile): New function.
1740 (Output_data::do_print_to_mapfile): New virtual function.
1741 (Output_segment_headers::do_print_to_mapfile): New function.
1742 (Output_file_header::do_print_to_mapfile): New function.
1743 (Output_data_const::do_print_to_mapfile): New function.
1744 (class Output_data_const_buffer): Add map_name_ field. Update
1745 constructor. Change all callers. Add do_print_to_mapfile
1746 function.
1747 (class Output_data_fixed_space): Likewise.
1748 (class Output_data_space): Likewise.
1749 (class Output_data_zero_fill): New class.
1750 (Output_data_strtab::do_print_to_mapfile): New function.
1751 (Output_data_reloc_base::do_print_to_mapfile): New function.
1752 (Output_relocatable_relocs::do_print_to_mapfile): New function.
1753 (Output_data_group::do_print_to_mapfile): New function.
1754 (Output_data_got::do_print_to_mapfile): New function.
1755 (Output_data_dynamic::do_print_to_mapfile): New function.
1756 (Output_symtab_xindex::do_print_to_mapfile): New function.
1757 (class Output_section): Declare do_print_to_mapflie. Declare
1758 print_to_mapfile in Input_section.
1759 (class Output_segment): Declare new functions.
1760 * object.h (Sized_relobj::symbol_count): New function.
1761 * script-sections.cc
1762 (Output_section_element_dot_assignment::set_section_addresses):
1763 Change Output_data_fixed_space to Output_data_zero_fill.
1764 (Output_data_expression::do_print_to_mapfile): New function.
1765 * script.cc (read_input_script): Add mapfile parameter. Change
1766 all callers.
1767 * script.h (read_input_script): Update declaration.
1768 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
1769 (Eh_frame::do_print_to_mapfile): New function.
1770 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
1771 (Output_merge_string::do_print_to_mapfile): New function.
1772 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
1773 function.
1774 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
1775 function.
1776 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
1777 function.
1778 * Makefile.am (CCFILES): Add mapfile.cc.
1779 (HFILES): Add mapfile.h.
1780 * Makefile.in: Rebuild.
1781
9f1d377b
ILT		 17822008-05-19 Ian Lance Taylor <iant@google.com>
1783
1784 * options.h (class General_options): Add -z relro.
1785 * layout.cc (Layout::Layout): Initialize relro_segment_.
1786 (Layout::add_output_section_data): Return the output section.
1787 (Layout::make_output_section): Rcognize relro sections and mark
1788 them appropriately.
1789 (Layout::attach_allocated_section_to_segment): Put relro sections
1790 in a PT_GNU_RELRO segment.
1791 (Layout::create_initial_dynamic_sections): Mark the .dynamic
1792 section as relro.
1793 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
1794 PT_TLS segments.
1795 (Layout::linkonce_mapping): Map d.rel.ro.local to
1796 .data.rel.ro.local.
1797 (Layout::output_section_name): Us .data.rel.ro.local for any
1798 section which begins with that.
1799 * layout.h (class Layout): Update add_output_section_data
1800 declaration. Add relro_segment_ field.
1801 * output.cc (Output_section::Output_section): Initialize is_relro_
1802 and is_relro_local_ fields.
1803 (Output_segment::add_output_section): Group relro sections.
1804 (Output_segment::is_first_section_relro): New function.
1805 (Output_segment::maximum_alignment): If there is a relro section,
1806 align the segment to the common page size.
1807 (Output_segment::set_section_addresses): Track whether we are
1808 looking at relro sections. If the last section is a relro
1809 section, align to the common page size.
1810 (Output_segment::set_section_list_addresses): Add in_relro
1811 parameter. Change all callers. Align to the page size when
1812 moving from relro to non-relro section.
1813 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
1814 segment.
1815 * output.h (class Output_section): Add is_relro_ and
1816 is_relro_local_ fields.
1817 (Output_section::is_relro): New function.
1818 (Output_section::set_is_relro): New function.
1819 (Output_section::is_relro_local): New function.
1820 (Output_section::set_is_relro_local): New function.
1821 (class Output_segment): Update declarations.
1822 * i386.cc (Target_i386::got_section): Mark .got section as relro.
1823 * sparc.cc (Target_sparc::got_section): Likewise.
1824 * x86_64.cc (Target_x86_64::got_section): Likewise.
1825 * testsuite/relro_test_main.cc: New file.
1826 * testsuite/relro_test.cc: New file.
1827 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
1828 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
1829 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
1830 (relro_test.so, relro_test_pic.o): New targets.
1831 * testsuite/Makefile.in: Rebuild.
1832
a984ee1d
ILT		 18332008-05-16 Ian Lance Taylor <iant@google.com>
1834
01676dcd
ILT		 1835 * output.cc (Output_segment::add_output_section): Remove front
1836 parameter.
1837 * output.h (class Output_segment): Remove
1838 add_initial_output_section and overloaded add_output_section.
1839 Update declaration of remaining add_output_section.
1840 * layout.cc (Layout::create_interp): Call add_output_section
1841 rather than add_initial_output_section.
1842 (Layout::finish_dynamic_section): Likewise.
1843
497897f9
ILT		 1844 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
1845 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
1846 know the dynamic type.
1847 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
1848 field. Initialize it in constructor.
1849 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
1850 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
1851 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
1852 reloc.
1853
a984ee1d
ILT		 1854 * output.cc (Output_reloc::get_address): Change return type to
1855 Elf_Addr.
1856 * output.h (class Output_reloc): Update get_address declaration.
1857 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
1858 for section addresses.
1859
55ba0940
ILT		 18602008-05-09 Ian Lance Taylor <iant@google.com>
1861
1862 PR 6493
1863 * gold.cc (gold_nomem): Use return value of write.
1864
75517b77
ILT		 18652008-05-08 Ian Lance Taylor <iant@google.com>
1866
1867 * symtab.c (Symbol::init_base_output_data): Add version
1868 parameter. Change all callers.
1869 (Symbol::init_base_output_segment): Likewise.
1870 (Symbol::init_base_constant): Likewise.
1871 (Symbol::init_base_undefined): Likewise.
1872 (Sized_symbol::init_output_data): Likewise.
1873 (Sized_symbol::init_output_segment): Likewise.
1874 (Sized_symbol::init_constant): Likewise.
1875 (Sized_symbol::init_undefined): Likewise.
1876 (Symbol_table::do_define_in_output_data): If the new symbol has a
1877 version, mark it as the default.
1878 (Symbol_table::do_define_in_output_segment): Likewise.
1879 (Symbol_table::do_define_as_constant): Likewise.
1880 * symtab.h (class Symbol): Update declarations.
1881 (class Sized_symbol): Likewise.
1882 * resolve.cc (Symbol::override_version): New function.
c42e122e 1883 (Symbol::override_base): Call override_version.
75517b77
ILT		 1884 (Symbol::override_base_with_special): Likewise.
1885 * testsuite/ver_script_8.script: New file.
1886 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
1887 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
1888 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
1889 (ver_test_8_1.so, ver_test_8_2.so): New targets.
1890
f1f70eae
ILT		 18912008-05-06 Ian Lance Taylor <iant@google.com>
1892
f3e9c5c5
ILT		 1893 PR 6049
1894 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
1895 functions.
1896 (class General_options): Remove existing --undefined, and add
1897 --no-undefined instead. Add new --undefined as synonym for -u.
1898 * archive.cc (Archive::add_symbols): Check whether symbol was
1899 named with -u.
1900 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
1901 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
1902 all uses. Add IS_UNDEFINED. Update declarations to split
1903 different versions of init_base. Declare init_base_undefined.
1904 (Symbol::is_defined): Handle IS_UNDEFINED.
1905 (Symbol::is_undefined): Likewise.
1906 (Symbol::is_weak_undefined): Call is_undefined.
1907 (Symbol::is_absolute): Handle IS_CONSTANT.
1908 (class Sized_symbol): Update declarations to split different
1909 versions of init. Declare init_undefined.
1910 (class Symbol_table): Declare new functions.
1911 * symtab.cc (Symbol::init_base_object): Rename from init_base.
1912 Change all callers.
1913 (Symbol::init_base_output_data): Likewise.
1914 (Symbol::init_base_output_segment): Likewise.
1915 (Symbol::init_base_constant): Likewise.
1916 (Symbol::init_base_undefined): New function.
1917 (Sized_symbol::init_object): Rename from init. Change all
1918 callers.
1919 (Sized_symbol::init_output_data): Likewise.
1920 (Sized_symbol::init_output_segment): Likewise.
1921 (Sized_symbol::init_constant): Likewise.
1922 (Sized_symbol::init_undefined): New function.
1923 (Symbol_table::add_undefined_symbols_from_command_line): New
1924 function.
1925 (Symbol_table::do_add_undefined_symbols_from_command_line): New
1926 function.
1927 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
1928 (Symbol::output_section): Likewise.
1929 (Symbol::set_output_section): Likewise.
1930 (Symbol_table::sized_finalize_symbol): Likewise.
1931 (Symbol_table::sized_write_globals): Likewise.
1932 * resolve.cc (Symbol_table::should_override): Likewise.
1933 (Symbol::override_base_with_special): Likewise.
1934
8bdcdf2c
ILT		 1935 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
1936 symbol, change it to have default visibility.
1937 * testsuite/protected_1.cc: New file.
1938 * testsuite/protected_2.cc: New file.
1939 * testsuite/protected_3.cc: New file.
1940 * testsuite/protected_main_1.cc: New file.
1941 * testsuite/protected_main_2.cc: New file.
1942 * testsuite/protected_main_3.cc: New file.
1943 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
1944 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
1945 (protected_1_LDFLAGS, protected_1_LDADD): Define.
1946 (protected_1.so): New target.
1947 (protected_1_pic.o, protected_2_pic.o): New targets.
1948 (protected_3_pic.o): New target.
1949 (check_PROGRAMS): Add protected_2.
1950 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
1951 (protected_2_LDFLAGS, protected_2_LDADD): Define.
1952 * testsuite/Makefile.in: Rebuild.
1953
2b706932
ILT		 1954 * options.h (DEFINE_var): Add set_user_set_##varname__.
1955 (DEFINE_bool_alias): New macro.
1956 (class General_options): Define -Bstatic using DEFINE_bool_alias
1957 rather than DEFINE_special. Add --undefined as an alias for -z
1958 defs.
1959 * options.cc (General_options::parse_Bstatic): Remove.
1960
d82a5bcc
ILT		 1961 * options.h (class General_options): Add --fatal-warnings.
1962 * main.cc (main): Implement --fatal-warnings.
1963 * errors.h (Errors::warning_count): New function.
1964
f1f70eae
ILT		 1965 * options.h (class General_options): Add -Bsymbolic-functions.
1966 * symtab.h (Symbol::is_preemptible): Check for
1967 -Bsymbolic-functions.
1968
8825ac63
ILT		 19692008-05-05 Ian Lance Taylor <iant@google.com>
1970
d98bc257
ILT		 1971 * options.h (DEFINE_bool): For DASH_Z, create the negative option
1972 as noVARNAME rather than no-VARNAME.
1973 (class General_options): Add option -z combreloc.
1974 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
1975 get_address.
1976 (Output_reloc::sort_before) [SHT_REL]: New function.
1977 (Output_reloc::sort_before) [SHT_RELA]: New function.
1978 (class Output_data_reloc_base): Add sort_relocs_ field. Define
1979 Sort_relocs_comparison.
1980 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
1981 parameter. Change all callers.
1982 (Output_data_reloc::Output_data_reloc) [both versions]: Add
1983 sort_relocs parameter. Change all callers.
1984 * output.cc (Output_reloc::get_address): New function, broken out
1985 of write_rel.
1986 (Output_reloc::write_rel): Call it.
1987 (Output_reloc::compare): New function.
1988 (Output_data_reloc_base::do_write): Optionally sort relocs.
1989
60b2b4e7
ILT		 1990 * configure.ac: If targ_extra_obj is set, link it in.
1991 * configure.tgt: Initialize all variables.
1992 (x86_64*): Set targ_extra_obj and targ_extra_size.
1993 * configure: Rebuild.
1994
8825ac63
ILT		 1995 * object.cc (Sized_relobj::include_section_group): Adjust section
1996 indexes read from group data. Build vector to pass to
1997 layout_group.
1998 * layout.cc (Layout::layout_group): Add flags and shndxes
1999 parameters. Remove contents parameter. Change caller. Update
2000 explicit instantiations.
2001 * layout.h (class Layout): Update layout_group declaration.
2002 * output.cc (Output_data_group::Output_data_group): Add flags and
2003 input_shndxes parameters. Remove contents parameter. Change
2004 caller.
2005 (Output_data_group::do_write): Change input_sections_ to
2006 input_shndxes_.
2007 * output.h (class Output_data_group): Update constructor
2008 declaration. Rename input_sections_ to input_shndxes_.
2009 * testsuite/many_sections_test.cc: Add template.
2010
e94cf127
CC		 20112008-04-30 Cary Coutant <ccoutant@google.com>
2012
4418b2d5
CC		 2013 * target-reloc.h (relocate_section): Fix dead-pointer bug.
2014
e94cf127
CC		 2015 * layout.cc (Layout::include_section): Refactored check for debug
2016 info section.
2017 (Layout::add_comdat): Add new parameters. Change type
2018 of signature parameter. Add object and shndx to signatures table.
2019 (Layout::find_kept_object): New function.
2020 * layout.h: Include <cstring>.
2021 (Layout::is_debug_info_section): New function.
2022 (Layout::add_comdat): Add new parameters.
2023 (Layout::find_kept_object): New function.
2024 (Layout::Kept_section): New struct.
2025 (Layout::Signatures): Change type of map range.
2026 * object.cc (Relobj::output_section_address): New function.
2027 (Sized_relobj::include_section_group): Add new parameters. Change
2028 calls to Layout::add_comdat. Change to build table of kept comdat
2029 groups and table mapping discarded sections to kept sections.
2030 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
2031 (Sized_relobj::do_layout): Change calls to include_section_group and
2032 include_linkonce_section.
2033 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
2034 value to zero when section is discarded.
2035 (Sized_relobj::map_to_kept_section): New function.
2036 * object.h (Relobj::output_section_address): New function.
2037 (Relobj::Comdat_group): New type.
2038 (Relobj::find_comdat_group): New function.
2039 (Relobj::Comdat_group_table): New type.
2040 (Relobj::Kept_comdat_section): New type.
2041 (Relobj::Kept_comdat_section_table): New type.
2042 (Relobj::add_comdat_group): New function.
2043 (Relobj::set_kept_comdat_section): New function.
2044 (Relobj::get_kept_comdat_section): New function.
2045 (Relobj::comdat_groups_): New field.
2046 (Relobj::kept_comdat_sections_): New field.
2047 (Symbol_value::input_value): Update comment.
2048 (Sized_relobj::map_to_kept_section) New function.
2049 (Sized_relobj::include_linkonce_section): Add new parameter.
2050 * target-reloc.h (Comdat_behavior): New type.
2051 (get_comdat_behavior): New function.
2052 (relocate_section): Add code to map a discarded section to the
2053 corresponding kept section when applying a relocation.
2054
e4e5049b
CS		 20552008-04-30 Craig Silverstein <csilvers@google.com>
2056
2057 * dwarf_reader.cc (next_generation_count): New static var.
2058 (Addr2line_cache_entry): New struct.
2059 (addr2line_cache): New static var.
2060 (Dwarf_line_info::one_addr2line): Added caching.
2061 (Dwarf_line_info::clear_addr2line_cache): New function.
2062 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
2063 cache-size parameter.
2064 (Dwarf_line_info::one_addr2line_cache): New function.
2065 * symtab.cc (Symbol_table::detect_odr_violations): Pass
2066 new cache-size argument to one_addr2line(), and clear cache.
2067
d09e9154
CC		 20682008-04-28 Cary Coutant <ccoutant@google.com>
2069
2070 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
2071 R_386_PC8 relocations.
2072
7ef73768
ILT		 20732008-04-23 Ian Lance Taylor <iant@google.com>
2074
55438702
ILT		 2075 * object.cc (Sized_relobj::include_section_group): Check for
2076 invalid section group.
2077
c165fb93
ILT		 2078 * object.cc (make_elf_object): Correct test for 64-bit ELF file
2079 header size.
2080
7ef73768
ILT		 2081 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
2082 than read for file header.
2083 * archive.cc (Archive::include_member): Likewise.
2084
6194aaab
L		 20852008-04-23 Paolo Bonzini <bonzini@gnu.org>
2086
2087 * aclocal.m4: Regenerate.
2088 * configure: Regenerate.
2089
d491d34e
ILT		 20902008-04-19 Ian Lance Taylor <iant@google.com>
2091
5ea2bac6
ILT		 2092 * version.cc (version_string): Bump to 1.6.
2093
7bc3e21a
ILT		 2094 * testsuite/Makefile.am (many_sections_r_test): New target.
2095 (many_sections_r_test_SOURCES): Remove.
2096 (many_sections_r_test_DEPENDENCIES): Remove.
2097 (many_sections_r_test_LDFLAGS): Remove.
2098 (many_sections_r_test_LDADD): Remove.
2099
7fcd3aa9
ILT		 2100 * object.cc (Sized_relobj::do_add_symbols): Always pass
2101 local_symbol_count_ to add_from_relobj.
2102
4c94d6ae
ILT		 2103 * testsuite/Makefile.am (many_sections_check.h): Only check one in
2104 every thousand variables.
2105 * testsuite/Makefile.in: Rebuild.
2106
d491d34e
ILT		 2107 * object.cc (Xindex::initialize_symtab_xindex): New function.
2108 (Xindex::read_symtab_xindex): New function.
2109 (Xindex::sym_xindex_to_shndx): New function.
2110 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
2111 available.
2112 (Sized_relobj::do_initialize_xindex): New function.
2113 (Sized_relobj::do_read_symbols): Adjust section links.
2114 (Sized_relobj::symbol_section_and_value): Add is_ordinary
2115 parameter. Change all callers.
2116 (Sized_relobj::include_section_group): Adjust section links and
2117 symbol section indexes.
2118 (Sized_relobj::do_layout): Adjust section links.
2119 (Sized_relobj::do_count_local_symbols): Adjust section links and
2120 symbol section indexes.
2121 (Sized_relobj::do_finalize_local_symbols): Distinguish between
2122 ordinary and special symbols.
2123 (Sized_relobj::write_local_symbols): Add symtab_xindex and
2124 dynsym_xindex parameters. Change all callers. Adjust section
2125 links. Use SHN_XINDEX when needed.
2126 (Sized_relobj::get_symbol_location_info): Adjust section links.
2127 Don't get fooled by special symbols.
2128 * object.h (class Xindex): Define.
2129 (class Object): Add xindex_ parameter. Declare virtual functoin
2130 do_initialize_xindex.
2131 (Object::adjust_sym_shndx): New function.
2132 (Object::set_xindex): New protected function.
2133 (class Symbol_value): Add is_ordinary_shndx_ field.
2134 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
2135 (Symbol_value::value): Assert ordinary section.
2136 (Symbol_value::initialize_input_to_output_map): Likewise.
2137 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
2138 Change all callers.
2139 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
2140 all callers.
2141 (class Sized_relobj): Update declarations.
2142 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
2143 parameter. Change all callers.
2144 (Sized_relobj::adjust_shndx): New function.
2145 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
2146 field.
2147 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
2148 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
2149 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
2150 (Sized_dynobj::read_dynsym_section): Adjust section links.
2151 (Sized_dynobj::read_dynamic): Likewise.
2152 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
2153 section links.
2154 (Sized_dynobj::do_initialize_xindex): New function.
2155 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
2156 do_initialize_xindex.
2157 (Sized_dynobj::adjust_shndx): New function.
2158 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
2159 dynsym_xindex_ fields.
2160 (Layout::finalize): Add a call to set_section_indexes before
2161 creating the symtab sections.
2162 (Layout::set_section_indexes): Don't do anything if the section
2163 already has a section index.
2164 (Layout::create_symtab_sections): Add shnum parameter. Change
2165 caller. Create .symtab_shndx section if needed.
2166 (Layout::create_shdrs): Add shstrtab_section parameter. Change
2167 caller.
2168 (Layout::allocated_output_section_count): New function.
2169 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
2170 needed.
2171 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
2172 fields. Update declarations.
2173 (Layout::symtab_xindex): New function.
2174 (Layout::dynsym_xindex): New function.
2175 (class Write_symbols_task): Add layout_ field.
2176 (Write_symbols_task::Write_symbols_task): Add layout parameter.
2177 Change caller.
2178 * output.cc (Output_section_headers::Output_section_headers): Add
2179 shstrtab_section parameter. Change all callers.
2180 (Output_section_headers::do_sized_write): Store overflow values
2181 for section count and section string table section index in
2182 section header zero.
2183 (Output_file_header::do_sized_write): Check for overflow of
2184 section count and section string table section index.
2185 (Output_symtab_xindex::do_write): New function.
2186 (Output_symtab_xindex::endian_do_write): New function.
2187 * output.h (class Output_section_headers): Add shstrtab_section_.
2188 Update declarations.
2189 (class Output_symtab_xindex): Define.
2190 (Output_section::has_out_shndx): New function.
2191 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
2192 field.
2193 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
2194 Change all callers.
2195 (Sized_symbol::init): Likewise.
2196 (Symbol::output_section): Check for ordinary symbol.
2197 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
2198 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
2199 callers.
2200 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
2201 Change all callers. Simplify handling of symbols from sections
2202 not included in the link.
2203 (Symbol_table::add_from_dynobj): Handle ordinary symbol
2204 distinction.
2205 (Weak_alias_sorter::operator()): Assert that symbols are
2206 ordinary.
2207 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
2208 distinction.
2209 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
2210 parameters. Change all callers.
2211 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
2212 symbol distinction. Use SHN_XINDEX when needed.
2213 (Symbol_table::write_section_symbol): Add symtab_xindex
2214 parameter. Change all callers.
2215 (Symbol_table::sized_write_section_symbol): Likewise. Use
2216 SHN_XINDEX when needed.
2217 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
2218 declarations.
2219 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
2220 (Symbol::is_defined): Check is_ordinary.
2221 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
2222 (Symbol::is_absolute, Symbol::is_common): Likewise.
2223 (class Sized_symbol): Update declarations.
2224 (class Symbol_table): Update declarations.
2225 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
2226 parameters. Change all callers.
2227 (Sized_symbol::override): Likewise.
2228 (Symbol_table::override): Likewise.
2229 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
2230 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
2231 is_ordinary, and orig_st_shndx parameters. Change all callers.
2232 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
2233 to be in an ordinary section.
2234 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
2235 object and is_ordinary parameters. Change all callers.
2236 (Sized_dwarf_line_info::read_relocs): Add object parameter.
2237 Change all callers. Don't add undefined or non-ordinary symbols
2238 to reloc_map_.
2239 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
2240 Change all callers.
2241 * dwarf_reader.h (class Sized_dwarf_line_info): Update
2242 declarations.
2243 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
2244 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
2245 (Sized_relobj::relocate_sections): Likewise.
2246 * target-reloc.h (scan_relocs): Adjust section symbol index.
2247 (scan_relocatable_relocs): Likewise.
2248 * i386.cc (Scan::local): Check for ordinary symbols.
2249 * sparc.cc (Scan::local): Likewise.
2250 * x86_64.cc (Scan::local): Likewise.
2251 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
2252 to symbol_section_and_value.
2253 * testsuite/many_sections_test.cc: New file.
2254 * testsuite/Makefile.am (BUILT_SOURCES): Define.
2255 (check_PROGRAMS): Add many_sections_test.
2256 (many_sections_test_SOURCES): Define.
2257 (many_sections_test_DEPENDENCIES): Define.
2258 (many_sections_test_LDFLAGS): Define.
2259 (BUILT_SOURCES): Add many_sections_define.h.
2260 (many_sections_define.h): New target.
2261 (BUILT_SOURCES): Add many_sections_check.h.
2262 (many_sections_check.h): New target.
2263 (check_PROGRAMS): Add many_sections_r_test.
2264 (many_sections_r_test_SOURCES): Define.
2265 (many_sections_r_test_DEPENDENCIES): Define.
2266 (many_sections_r_test_LDFLAGS): Define.
2267 (many_sections_r_test_LDADD): Define.
2268 (many_sections_r_test.o): New target.
2269 * testsuite/Makefile.in: Rebuild.
2270
c5818ff1
CC		 22712008-04-17 Cary Coutant <ccoutant@google.com>
2272
2273 * errors.cc (Errors::info): New function.
2274 (gold_info): New function.
2275 * errors.h (Errors::info): New function.
2276 * gold.h (gold_info): New function.
2277 * object.cc (Input_objects::add_object): Print trace output.
2278 * options.cc (options::parse_set): New function.
2279 (General_options::parse_wrap): Deleted.
2280 (General_options::General_options): Deleted initializer.
2281 * options.h (options::String_set): New typedef.
2282 (options::parse_set): New function.
2283 (DEFINE_set): New macro.
2284 (General_options::wrap): Changed to use DEFINE_set. Changed
2285 callers of any_wrap_symbols and is_wrap_symbol.
2286 (General_options::trace, General_options::trace_symbol):
2287 New options.
2288 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
2289 (General_options::wrap_symbols_): Deleted.
2290 * symtab.cc (Symbol_table::add_from_object): Print trace output.
2291
b5be4a7c
DM		 22922008-04-17 David S. Miller <davem@davemloft.net>
2293
2294 * options.cc (General_options::parse_V): New function.
2295 * options.h: Add entries for -V and -Qy.
2296
155a0dd7
ILT		 22972008-04-17 Ian Lance Taylor <iant@google.com>
2298
2299 * common.cc (Symbol_table::allocate_commons): Remove options
2300 parameter. Change caller.
2301 (Symbol_table::do_allocate_commons): Remove options parameter.
2302 Change caller. Just call do_allocate_commons_list twice.
2303 (Symbol_table::do_allocate_commons_list): New function, broken out
2304 of do_allocate_commons.
2305 * common.h (class Allocate_commons_task): Remove options_ field.
2306 Update constructor.
2307 * symtab.cc (Symbol_table::Symbol_table): Initialize
2308 tls_commons_.
2309 (Symbol_table::add_from_object): Put TLS common symbols on
2310 tls_commons_ list.
2311 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
2312 which are IN_OUTPUT_DATA.
2313 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
2314 allocate_commons and do_allocate_commons declarations. Declare
2315 do_allocate_commons_list.
2316 * gold.cc (queue_middle_tasks): Update creation of
2317 Allocate_commons_task to not pass options.
2318 * testsuite/Makefile.am (INCLUDES): Add -I.. .
2319 (TLS_TEST_C_FLAGS): New variable.
2320 (tls_test_c_pic.o): New target.
2321 (tls_test_shared.so): Link in tls_test_c_pic.o.
2322 (tls_test_c_pic_ie.o): New target.
2323 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
2324 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
2325 (tls_test_c.o): New target.
2326 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
2327 (tls_pic_test_LDADD): Likewise.
2328 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
2329 (tls_shared_gd_to_ie_test_LDADD): Likewise.
2330 (tls_test_c_gnu2.o): New target.
2331 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
2332 tls_test_c_gnu2.o.
2333 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
2334 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
2335 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
2336 * testsuite/tls_test.cc: Include "config.h".
2337 (t_last): Call t11_last.
2338 * testsuite/tls_test.h (t11, t11_last): Declare.
2339 * testsuite/tls_test_c.c: New file.
2340 * testsuite/tls_test_main.cc (thread_routine): Call t11.
2341 * configure.ac: Check for OpenMP support.
2342 * configure, config.in, Makefile.in: Rebuild.
2343 * testsuite/Makefile.in: Rebuild.
2344
edfbb029
CC		 23452008-04-16 Cary Coutant <ccoutant@google.com>
2346
2347 * i386.cc (Target_i386::define_tls_base_symbol): New function.
2348 (Target_i386::tls_base_symbol_defined_): New field.
2349 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2350 (Target_i386::Scan::global): Likewise.
2351 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
2352 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
2353 (Target_x86_64::tls_base_symbol_defined_): New field.
2354 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
2355 (Target_x86_64::Scan::global): Likewise.
2356
f3c69fca
CC		 23572008-04-16 Cary Coutant <ccoutant@google.com>
2358
2359 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
2360 (Symbol::needs_plt_entry): Allow weak undefined symbols.
2361 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
2362 building shared libraries.
2363 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
2364 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
2365 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
2366 * testsuite/Makefile.in: Rebuild.
2367 * testsuite/weak_undef.h: New file.
2368 * testsuite/weak_undef_file1.cc: Add extra test cases.
2369 * testsuite/weak_undef_file2.cc: Likewise.
2370 * testsuite/weak_undef_test.cc: Likewise.
2371
7c414435
DM		 23722008-04-16 David S. Miller <davem@davemloft.net>
2373
32b769e1
DM		 2374 * sparc.cc (Target_sparc::Scan): Change from struct to class.
2375 Add issued_non_pic_error_ field. Declare check_non_pic.
2376 (Target_sparc::Scan::check_non_pic): New function.
2377 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
2378 (Target_sparc::Scan::global): Likewise.
2379
11936fb1
DM		 2380 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
2381 * configure: Rebuild.
2382
7c414435
DM		 2383 * options.h (DEFINE_enable): New macro.
2384 (new_dtags): New enable option.
2385 (initfirst, interpose, loadfltr, nodefaultlib,
2386 nodelete, nodlopen, nodump): New -z options.
2387 * layout.cc (Layout:finish_dynamic_section): If new
2388 dtags enabled, emit DT_RUNPATH. Also, emit a
2389 DT_FLAGS_1 containing any specified -z flags.
2390
85c7bf8b
ILT		 23912008-04-16 Ian Lance Taylor <iant@google.com>
2392
12c0daef
ILT		 2393 * copy-relocs.cc: New file.
2394 * copy-relocs.h: New file.
2395 * reloc.cc: Remove Copy_relocs code.
2396 * reloc.h: Likewise.
2397 * reloc-types.h (struct Reloc_types) [both versions]: Add
2398 get_reloc_addend_noerror.
2399 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
2400 variants of add_global which take an addend which must be zero.
2401 * i386.cc: Include "copy-relocs.h".
2402 (class Target_i386): Change type of copy_relocs_ to variable,
2403 update initializer.
2404 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
2405 Change all callers.
2406 (Target_i386::do_finalize_sections): Change handling of
2407 copy_relocs_.
2408 * sparc.cc: Include "copy-relocs.h".
2409 (class Target_sparc): Change type of copy_relocs_ to variable,
2410 update initializer.
2411 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
2412 Change all callers.
2413 (Target_sparc::do_finalize_sections): Change handling of
2414 copy_relocs_.
2415 * x86_64.cc: Include "copy-relocs.h".
2416 (class Target_x86_64): Change type of copy_relocs_ to variable,
2417 update initializer.
2418 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
2419 class. Change all callers.
2420 (Target_x86_64::do_finalize_sections): Change handling of
2421 copy_relocs_.
2422 * Makefile.am (CCFILES): Add copy-relocs.cc.
2423 (HFILES): Add copy-relocs.h.
2424
4f4995b6
ILT		 2425 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
2426
85c7bf8b
ILT		 2427 * testsuite/script_test_4.sh: Permit leading zeroes.
2428
4f2a9edd
ILT		 24292008-04-15 Ian Lance Taylor <iant@google.com>
2430
e6188289
ILT		 2431 * script-sections.cc (Script_sections::create_segments): Use
2432 header_size_adjustment even when there is enough room for the
2433 headers.
2434 * testsuite/script_test_4.sh: New file.
2435 * testsuite/script_test_4.t: New file.
2436 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
2437 (check_DATA): Add script_test_4.stdout.
2438 (MOSTLYCLEANFILES): Likewise.
2439 (script_test_4): New target.
2440 (script_test_4.stdout): New target.
2441 * testsuite/Makefile.in: Rebuild.
2442
4f2a9edd
ILT		 2443 * sparc.cc: Add definitions for Output_data_plt_sparc class
2444 constants.
2445
f5314dd5
DM		 24462008-04-14 David S. Miller <davem@davemloft.net>
2447
2448 * sparc.cc: New file.
2449 * Makefile.am (TARGETSOURCES): Add sparc.cc
2450 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
2451 * configure.tgt: Document targ_extra_size and
2452 targ_extra_big_endian. Add entries for sparc-* and
2453 sparc64-*.
2454 * configure.ac: Handle targ_extra_size and
2455 targ_extra_big_endian.
2456 * Makefile.in: Rebuild.
2457 * configure: Likewise.
2458 * po/POTFILES.in: Likewise.
2459 * po/gold.pot: Likewise.
2460
154e0e9a
ILT		 24612008-04-14 Ian Lance Taylor <iant@google.com>
2462
2463 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
2464 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
2465 in the name/type/flags to section mapping. Don't call
2466 allocate_output_section.
2467 (Layout::choose_output_section): Change parameter from adjust_name
2468 to is_input_section. Don't permit input sections after sections
2469 are attached to segments. Don't call allocate_output_section.
2470 (Layout::layout_eh_frame): Call update_flags_for_input_section,
2471 not write_enable_output_section.
2472 (Layout::make_output_section): Don't push to
2473 unattached_section_list_ nor call attach_to_segment. Call
2474 attach_section_to_segment if sections are attached.
2475 (Layout::attach_sections_to_segments): New function.
2476 (Layout::attach_section_to_segment): New function.
2477 (Layout::attach_allocated_section_to_segment): Rename from
2478 attach_to_segment. Remove flags parameter.
2479 (Layout::allocate_output_section): Remove function.
2480 (Layout::write_enable_output_section): Remove function.
2481 * layout.h (class Layout): Update for above changes. Add new
2482 field sections_are_attached_.
2483 * output.h (Output_section::update_flags_for_input_section): New
2484 function.
2485 * output.cc (Output_section::add_input_section): Call
2486 update_flags_for_input_section.
2487 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
2488
009a67a2
CC		 24892008-04-11 Cary Coutant <ccoutant@google.com>
2490
2491 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
2492 thought unnecessary.
2493 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
2494
759b1a24
ILT		 24952008-04-11 Ian Lance Taylor <iant@google.com>
2496
2497 * output.h (class Output_section_data): Remove inline definition
2498 of set_addralign.
2499 * output.cc (Output_section_data::set_addralign): New function.
2500
c2b45e22
CC		 25012008-04-11 Cary Coutant <ccoutant@google.com>
2502
2503 Add support for TLS descriptors for i386 and x86_64.
2504 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
2505 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
2506 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
2507 GOT_TYPE_TLS_DESC.
2508 (Target_i386::got_mod_index_entry): Remove unnecessary code.
2509 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
2510 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
2511 relocations.
2512 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
2513 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
2514 Fix problem with initial-exec relocations.
2515 (Target_i386::Relocate::relocate_tls): Likewise.
2516 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
2517 relaxation.
2518 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
2519 support for section-plus-offset dynamic table entries.
2520 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
2521 (Output_data_dynamic::Dynamic_entry): Add support for
2522 section-plus-offset dynamic table entries.
2523 (Output_data_dynamic::Classification): Likewise.
2524 (Output_data_dynamic::classification_): Renamed offset_.
2525 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
2526 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
2527 (Target_x86_64::make_plt_section): New function.
2528 (Target_x86_64::reserve_tlsdesc_entries): New function.
2529 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
2530 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
2531 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
2532 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
2533 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
2534 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
2535 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
2536 add extra PLT entry for TLS descriptors.
2537 (Output_data_plt_x86_64::got_): New field.
2538 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
2539 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
2540 fields.
2541 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
2542 descriptors.
2543 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
2544 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
2545 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
2546 R_386_TLS_DESC_CALL relocations.
2547 (Target_x86_64::Scan::global): Likewise.
2548 (Target_x86_64::do_finalize_sections): Add dynamic table entries
2549 for TLS descriptors.
2550 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
2551 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
2552 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
2553 GD-to-IE relaxation.
2554 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
2555 and TLS_DESCRIPTORS.
2556 * Makefile.in: Rebuild.
2557 * configure: Rebuild.
2558 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
2559 (tls_test_shared2.so): New target.
2560 (tls_shared_gd_to_ie_test_SOURCES): New variable.
2561 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
2562 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
2563 (tls_shared_gd_to_ie_test_LDADD): New variable.
2564 (tls_shared_gnu2_gd_to_ie_test): New target.
2565 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
2566 New targets.
2567 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
2568 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
2569 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
2570 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
2571 (tls_shared_gnu2_test): New target.
2572 (tls_test_gnu2_shared.so): New target.
2573 (tls_shared_gnu2_test_SOURCES): New variable.
2574 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
2575 (tls_shared_gnu2_test_LDFLAGS): New variable.
2576 (tls_shared_gnu2_test_LDADD): New variable.
2577 * testsuite/Makefile.in: Rebuild.
2578 * testsuite/Makefile.
2579
83bfb6b7
ILT		 25802008-04-11 Ian Lance Taylor <iant@google.com>
2581
2582 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
2583 justsyms.t.
2584 * testsuite/Makefile.in: Rebuild.
2585
2586 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
2587 long.
2588 * testsuite/script_test_2.cc (main): Adjust test.
2589
706e1f5e
ILT		 25902008-04-11 David S. Miller <davem@davemloft.net>
2591 Ian Lance Taylor <iant@google.com>
2592
2593 * options.h (General_options): Add entries for '-Y' and
2594 '-relax'.
2595 * options.cc (General_options:finalize): If -Y was used, add those
2596 entries to the library path instead of the default "/lib" and
2597 "/usr/lib".
2598
7c98e6bb
DM		 25992008-04-11 David S. Miller <davem@davemloft.net>
2600
2601 * testsuite/justsyms.t: Start at 0x100.
2602 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
83bfb6b7
ILT		 2603 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
2604 long.
2605 * testsuite/script_test_2.cc: Adjust string and section length
2606 checks.
7c98e6bb 2607
99a37bfd
ILT		 26082008-04-09 Ian Lance Taylor <iant@google.com>
2609
2cefc357
ILT		 2610 PR gold/5996
2611 * script-sections.cc (Sections_element::allocate_to_segment): Add
2612 orphan parameter.
2613 (Output_section_definition::allocate_to_segment): Likewise.
2614 (Orphan_output_section::allocate_to_segment): Likewise.
2615 (Script_sections::attach_sections_using_phdrs_clause): Don't
2616 propagate non-PT_LOAD segments to orphan sections.
2617 * testsuite/Makefile.am (script_test_3.stdout): Generate using
2618 readelf rather than objdump.
2619 * testsuite/script_test_3.sh: Adjust accordingly. Test that
2620 .interp section and PT_INTERP segment are the same size.
2621 * testsuite/Makefile.in: Rebuild.
2622
99a37bfd
ILT		 2623 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
2624 aliases for symbols defined in the same object.
2625 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
2626 (weak_alias_test_SOURCES): New variable.
2627 (weak_alias_test_DEPENDENCIES): New variable.
2628 (weak_alias_test_LDFLAGS): New variable.
2629 (weak_alias_test_LDADD): New variable.
2630 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
2631 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
2632 (weak_alias_test_3.o): New target.
2633 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
2634 * testsuite/weak_alias_test_main.cc: New file.
2635 * testsuite/weak_alias_test_1.cc: New file.
2636 * testsuite/weak_alias_test_2.cc: New file.
2637 * testsuite/weak_alias_test_3.cc: New file.
2638
780e49c5
ILT		 26392008-04-08 Ian Lance Taylor <iant@google.com>
2640
cdb0b8f5
ILT		 2641 * options.h (class General_options): Add --noinhibit-exec option.
2642 * main.cc (main): Check --noinhibit-exec.
2643
0864d551
ILT		 2644 * options.h (class General_options): Define --wrap as a special
2645 option. Add wrap_symbols_ field.
2646 (General_options::any_wrap_symbols): New function.
2647 (General_options::is_wrap_symbol): New function.
2648 * options.cc (General_options::parse_wrap): New function.
2649 (General_options::General_options): Initialize wrap_symbols_.
2650 * symtab.cc (Symbol_table::wrap_symbol): New function.
2651 (Symbol_table::add_from_object): Handle --wrap.
2652 * symtab.h (class Symbol_table): Declare wrap_symbol.
2653 * target.h (Target::wrap_char): New function.
2654 (Target::Target_info): Add wrap_char field.
2655 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
2656 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2657 * testsuite/testfile.cc (Target_test::test_target_info):
2658 Likewise.
2659
789aa6de
ILT		 2660 * errors.cc (Errors::undefined_symbol): Mention symbol version if
2661 there is one.
2662
2c38906f
ILT		 2663 * layout.h (class Layout): Add added_eh_frame_data_ field.
2664 * layout.cc (Layout::Layout): Initialize new field.
2665 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
2666 output section until we find a section we merged successfully.
2667 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
2668 that the size be non-zero.
2669
780e49c5
ILT		 2670 * merge.cc (Object_merge_map::get_output_offset): Remove inline
2671 qualifier.
2672
7fcd0256
ILT		 26732008-04-08 Craig Silverstein <csilvers@google.com>
2674
2675 * configure.ac: Export new conditional variable HAVE_ZLIB.
2676 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
2677 on HAVE_ZLIB.
2678 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
2679 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2680
6835af53
ILT		 26812008-04-07 Ian Lance Taylor <iant@google.com>
2682
e24f324c
ILT		 2683 * version.cc (version_string): Set to "1.5".
2684
a036edd8
ILT		 2685 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
2686 Add issued_non_pic_error_ field. Declare check_non_pic.
2687 (Target_x86_64::Scan::check_non_pic): New function.
2688 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
2689 (Target_x86_64::Scan::global): Likewise.
2690
624f8810
ILT		 2691 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
2692 addend parameter. Change caller. Handle merge sections.
2693 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
2694 Address to Addend. Don't add in the result of
2695 local_section_offset, pass down the addend and use the returned
2696 value.
2697 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
2698 Update declarations of local_section_offset and symbol_value.
2699 * testsuite/two_file_test_1.cc (t18): New function.
2700 * testsuite/two_file_test_2.cc (f18): New function.
2701 * testsuite/two_file_test_main.cc (main): Call t18.
2702 * testsuite/two_file_test.h (t18, f18): Declare.
2703
6835af53
ILT		 2704 * configure.ac: Don't test for objdump, c++filt, or readelf.
2705 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
2706 conditionals.
2707 (TEST_READELF): New variable.
2708 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
2709 (check_PROGRAMS): Add two_file_strip_test.
2710 (two_file_strip_test): New target.
2711 (check_PROGRAMS): Add two_file_same_shared_strip_test.
2712 (two_file_same_shared_strip_test_SOURCES): New variable.
2713 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
2714 (two_file_same_shared_strip_test_LDFLAGS): New variable.
2715 (two_file_same_shared_strip_test_LDADD): New variable.
2716 (two_file_shared_strip.so): New target.
2717 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
2718 (ver_test_5.syms, ver_test_7.syms): Likewise.
2719 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
2720 (strip_test_3.stdout): Use TEST_OBJDUMP.
2721 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2722
86925eef
CC		 27232008-04-04 Cary Coutant <ccoutant@google.com>
2724
2725 * symtab.h (Symbol::is_weak_undefined): New function.
2726 (Symbol::is_strong_undefined): New function.
2727 (Symbol::is_absolute): New function.
2728 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
2729 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
2730 absolute symbols.
2731 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
2732 (weak_undef_test): New target.
2733 * testsuite/Makefile.in: Rebuild.
2734 * testsuite/weak_undef_file1.cc: New file.
2735 * testsuite/weak_undef_file2.cc: New file.
2736 * testsuite/weak_undef_test.cc: New file.
2737
126f3ece
ILT		 27382008-04-03 Craig Silverstein <csilvers@google.com>
2739
2740 * compressed_output.h (class Output_compressed_section): Use
2741 unsigned buffer.
2742 * compressed_output.cc (zlib_compress): Use unsigned buffers,
2743 add zlib header.
2744 (zlib_compressed_suffix): Removed.
2745 (Output_compressed_section::set_final_data_size): Use unsigned
2746 buffers.
2747 * testsuite/Makefile.am (flagstest_compress_debug_sections):
2748 Fix linker invocation.
2749 (flagstest_o_specialfile_and_compress_debug_sections):
2750 Likewise.
2751 * testsuite/Makefile.in: Regenerated.
2752
deae2a14
DM		 27532008-04-02 David S. Miller <davem@davemloft.net>
2754
2755 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
2756 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
2757
70752818
ILT		 27582008-04-02 Craig Silverstein <csilvers@google.com>
2759
2760 * TODO: New file.
2761
39d0cb0e
ILT		 27622008-04-02 Ian Lance Taylor <iant@google.com>
2763
2764 * fileread.cc (File_read::find_view): Add byteshift and vshifted
2765 parameters. Update for new key type to views_. Change all
2766 callers.
2767 (File_read::read): Adjust for byteshift in returned view.
2768 (File_read::add_view): New function, broken out of
2769 find_and_make_view.
2770 (File_read::make_view): New function, broken out of
2771 find_and_make_view.
2772 (File_read::find_or_make_view): Add offset and aligned
2773 parameters. Rewrite accordingly. Change all callers.
2774 (File_read::get_view): Add offset and aligned parameters. Adjust
2775 for byteshift in return value.
2776 (File_read::get_lasting_view): Likewise.
2777 * fileread.h (class File_read): Update declarations.
2778 (class File_read::View): Add byteshift_ field. Add byteshift to
2779 constructor. Add byteshift method.
2780 * archive.h (Archive::clear_uncached_views): New function.
2781 (Archive::get_view): Add aligned parameter. Change all callers.
2782 * object.h (Object::get_view): Add aligned parameter. Change all
2783 callers.
2784 (Object::get_lasting_view): Likewise.
2785
2786 * fileread.cc (File_read::release): Don't call clear_views if
2787 there are multiple objects.
2788 * fileread.h (File_read::clear_uncached_views): New function.
2789 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
2790 on the archive.
2791
a1207466
CC		 27922008-03-31 Cary Coutant <ccoutant@google.com>
2793
2794 Add thin archive support.
2795 * archive.cc (Archive::armagt): New const.
2796 (Archive::setup): Remove task parameter and calls to unlock.
2797 (Archive::unlock_nested_archives): New function.
2798 (Archive::read_header): Add nested_off parameter. Change
2799 all callers.
2800 (Archive::interpret_header): Likewise.
2801 (Archive::include_all_members): Change to handle thin
2802 archives.
2803 (Archive::include_member): Likewise.
2804 * archive.h (Archive::Archive): Add new parameters and
2805 initializers.
2806 (Archive::armagt): New const.
2807 (Archive::setup): Remove task parameter.
2808 (Archive::unlock_nested_archives): New function.
2809 (Archive::read_header): Add nested_off parameter.
2810 (Archive::interpret_header): Likewise.
2811 (Archive::Nested_archive_table): New typedef.
2812 (Archive::is_thin_archive_): New field.
2813 (Archive::nested_archives_): New field.
2814 (Archive::options_): New field.
2815 (Archive::dirpath_): New field.
2816 (Archive::task_): New field.
2817 * readsyms.cc (Read_symbols::do_read_symbols): Add check
2818 for thin archives. Pass additional parameters to
2819 Archive::Archive. Unlock the archive file after calling
2820 Archive::setup.
cd536b21 2821
479f6503
ILT		 28222008-03-29 Ian Lance Taylor <iant@google.com>
2823
686c8caf
ILT		 2824 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
2825 version symbol to be local.
2826 * testsuite/ver_test_4.sh: New file.
2827 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
2828 (check_DATA): Add ver_test_4.syms.
2829 (ver_test_4.syms): New target.
2830 * testsuite/Makefile.in: Rebuild.
2831
ab794b6b
ILT		 2832 * output.cc
2833 (Output_section::Input_section_sort_entry::has_priority): New
2834 function.
2835 (Output_section::Input_section_sort_entry::match_file_name): New
2836 function.
2837 (Output_section::Input_section_sort_entry::match_section_name):
2838 Remove.
2839 (Output_section::Input_section_sort_entry::match_section_name_prefix):
2840 Remove.
2841 (Output_section::Input_section_sort_entry::match_section_file):
2842 Remove.
2843 (Output_section::Input_section_sort_compare::operator()): Rewrite
2844 using new Input_section_sort_entry functions. Sort crtbegin and
2845 crtend first. Sort sections with no priority before sections with
2846 a priority.
2847 * testsuite/initpri1.c (d3): Check j != 4.
2848 (cd5): New constructor/destructor function.
2849 (main): Check j != 2.
2850
479f6503
ILT		 2851 * symtab.cc (Symbol_table::add_from_object): If we don't use the
2852 new symbol when resolving, don't call set_is_default.
2853 * testsuite/ver_test_7.cc: New file.
2854 * testsuite/ver_test_7.sh: New file.
2855 * testsuite/Makefile.am (ver_test_7.so): New target.
2856 (ver_test_7.o): New target.
2857 (check_SCRIPTS): Add ver_test_7.sh.
2858 (check_DATA): Add ver_test_7.syms.
2859 (ver_test_7.syms): New target.
2860
2fd32231
ILT		 28612008-03-28 Ian Lance Taylor <iant@google.com>
2862
2863 * layout.cc (Layout::layout): If we see an input section with a
2864 name that needs sorting, set the must_sort flag for the output
2865 section.
2866 (Layout::make_output_section): If the name of the output section
2867 indicates that it might require sorting, set the may_sort flag.
2868 * output.h (Output_section::may_sort_attached_input_sections): New
2869 function.
2870 (Output_section::set_may_sort_attached_input_sections): New
2871 function.
2872 (Output_section::must_sort_attached_input_sections): New
2873 function.
2874 (Output_section::set_must_sort_attached_input_sections): New
2875 function.
2876 (class Output_section): Declare Input_section_sort_entry. Define
2877 Input_section_sort_compare. Declare
2878 sort_attached_input_sections. Add new fields:
2879 may_sort_attached_input_sections_,
2880 must_sort_attached_input_sections_,
2881 attached_input_sections_are_sorted_.
2882 * output.cc (Output_section::Output_section): Initialize new
2883 fields.
2884 (Output_section::add_input_section): Add an entry to
2885 input_sections_ if may_sort or must_sort are true.
2886 (Output_section::set_final_data_size): Call
2887 sort_attached_input_sections if necessary.
2888 (Output_section::Input_section_sort_entry): Define new class.
2889 (Output_section::Input_section_sort_compare::operator()): New
2890 function.
2891 (Output_section::sort_attached_input_sections): New function.
2892 * configure.ac: Check whether the compiler supports constructor
2893 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
2894 * testsuite/initpri1.c: New file.
2895 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
2896 CONSTRUCTOR_PRIORITY.
2897 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
2898 (initpri1_LDFLAGS): New variable.
2899 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
2900
18e6b24e
ILT		 29012008-03-27 Ian Lance Taylor <iant@google.com>
2902
49bdd526
ILT		 2903 * common.cc (Sort_commons::operator): Correct sorting algorithm.
2904 * testsuite/common_test_1.c: New file.
2905 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
2906 (common_test_1_SOURCES): New variable.
2907 (common_test_1_DEPENDENCIES): New variable.
2908 (common_test_1_LDFLAGS): New variable.
2909
18e6b24e
ILT		 2910 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
2911 and commons_ correctly when NAME/VERSION does not override
2912 NAME/NULL.
2913 * testsuite/ver_test_6.c: New file.
2914 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
2915 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
2916 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
2917
04bf7072
ILT		 29182008-03-26 Ian Lance Taylor <iant@google.com>
2919
5871526f
ILT		 2920 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
2921 of an undefined symbol from a version script.
2922 * testsuite/Makefile.am (ver_test_5.so): New target.
2923 (ver_test_5.o): New target.
2924 (check_SCRIPTS): Add ver_test_5.sh.
2925 (check_DATA): Add ver_test_5.syms.
2926 (ver_test_5.syms): New target.
2927 * testsuite/ver_test_5.cc: New file.
2928 * testsuite/ver_test_5.script: New file.
2929 * testsuite/ver_test_5.sh: New file.
2930 * Makefile.in, testsuite/Makefile.in: Rebuild.
2931
04bf7072
ILT		 2932 PR gold/5986
2933 Fix problems building gold with gcc 4.3.0.
2934 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
2935 (gold_error_at_location, gold_warning_at_location): Use it.
2936 * configure.ac: Check whether we can compile and use a template
2937 function with a printf attribute.
2938 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
2939 when jumping over bytes.
2940 * object.cc: Instantiate Object::read_section_data.
2941 * debug.h: Include <cstring>
2942 * dwarf_reader.cc: Include <algorithm>
2943 * main.cc: Include <cstring>.
2944 * options.cc: Include <cstring>.
2945 * output.cc: Include <cstring>.
2946 * script.cc: Include <cstring>.
2947 * script.h: Include <string>.
2948 * symtab.cc: Include <cstring> and <algorithm>.
2949 * target-select.cc: Include <cstring>.
2950 * version.cc: Include <string>.
2951 * testsuite/testmain.cc: Include <cstdlib>.
2952 * configure, config.in: Rebuild.
2953
874c5b28
ILT		 29542008-03-25 Ian Lance Taylor <iant@google.com>
2955
819d6c3a
ILT		 2956 * options.cc: Include "../bfd/bfdver.h".
2957 (options::help): Print bug reporting address.
2958
f4b2c6f5
ILT		 2959 * version.cc (print_version): Adjust output for current value of
2960 BFD_VERSION_STRING.
2961
2962 * NEWS: New file.
2963
e96caa79
ILT		 2964 * options.cc (options::help): Print list of supported targets.
2965 * target-select.h: Include <vector>.
2966 (class Target_selector): Make machine_, size_, and is_big_endian_
2967 fields const. Add bfd_name_ and instantiated_target_ fields.
2968 (Target_selector::Target_selector): Add bfd_name parameter.
2969 (Target_selector::recognize): Make non-virtual, call
2970 do_recognize.
2971 (Target_selector::recognize_by_name): Make non-virtual, call
2972 do_recognize_by_name.
2973 (Target_selector::supported_names): New function.
2974 (Target_selector::bfd_name): New function.
2975 (Target_selector::do_instantiate_target): New pure virtual
2976 function.
2977 (Target_selector::do_recognize): New virtual function.
2978 (Target_selector::do_recognize_by_name): New virtual function.
2979 (Target_selector::instantiate_target): New private function.
2980 (supported_target_names): Declare.
2981 * target-select.cc (Target_selector::Target_selector): Update for
2982 new parameter and fields.
2983 (select_target_by_name): Check that the name matches before
2984 calling recognize_by_name.
2985 (supported_target_names): New function.
2986 * i386.cc (class Target_selector_i386): Update Target_selector
2987 constructor call. Remove recognize and recognize_by_name. Add
2988 do_instantiate_target.
2989 * x86_64.cc (class Target_selector_x86_64): Likewise.
2990 * testsuite/testfile.cc (class Target_selector_test): Update for
2991 changes to Target_selector.
2992
874c5b28
ILT		 2993 * README: Rewrite, with some notes on unsupported features.
2994
0a65a3a7
CC		 29952008-03-24 Cary Coutant <ccoutant@google.com>
2996
2997 * i386.cc (Target_i386::Got_type): New enum declaration.
2998 (Target_i386::Scan::local): Updated callers of Output_data_got
2999 member functions.
3000 (Target_i386::Scan::global): Likewise.
3001 (Target_i386::Relocate::relocate): Likewise.
3002 (Target_i386::Relocate::relocate_tls): Likewise.
3003 * object.h (Got_offset_list): New class.
3004 (Sized_relobj::local_has_got_offset): Added got_type parameter.
3005 (Sized_relobj::local_got_offset): Likewise.
3006 (Sized_relobj::set_local_got_offset): Likewise.
3007 (Sized_relobj::local_has_tls_got_offset): Removed.
3008 (Sized_relobj::local_tls_got_offset): Removed.
3009 (Sized_relobj::set_local_tls_got_offset): Removed.
3010 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
3011 * output.cc (Output_data_got::add_global): Added got_type parameter.
3012 (Output_data_got::add_global_with_rel): Likewise.
3013 (Output_data_got::add_global_with_rela): Likewise.
3014 (Output_data_got::add_global_pair_with_rel): New function.
3015 (Output_data_got::add_global_pair_with_rela): New function.
3016 (Output_data_got::add_local): Added got_type parameter.
3017 (Output_data_got::add_local_with_rel): Likewise.
3018 (Output_data_got::add_local_with_rela): Likewise.
3019 (Output_data_got::add_local_pair_with_rel): New function.
3020 (Output_data_got::add_local_pair_with_rela): New function.
3021 (Output_data_got::add_global_tls): Removed.
3022 (Output_data_got::add_global_tls_with_rel): Removed.
3023 (Output_data_got::add_global_tls_with_rela): Removed.
3024 (Output_data_got::add_local_tls): Removed.
3025 (Output_data_got::add_local_tls_with_rel): Removed.
3026 (Output_data_got::add_local_tls_with_rela): Removed.
3027 * output.h (Output_data_got::add_global): Added got_type parameter.
3028 (Output_data_got::add_global_with_rel): Likewise.
3029 (Output_data_got::add_global_with_rela): Likewise.
3030 (Output_data_got::add_global_pair_with_rel): New function.
3031 (Output_data_got::add_global_pair_with_rela): New function.
3032 (Output_data_got::add_local): Added got_type parameter.
3033 (Output_data_got::add_local_with_rel): Likewise.
3034 (Output_data_got::add_local_with_rela): Likewise.
3035 (Output_data_got::add_local_pair_with_rel): New function.
3036 (Output_data_got::add_local_pair_with_rela): New function.
3037 (Output_data_got::add_global_tls): Removed.
3038 (Output_data_got::add_global_tls_with_rel): Removed.
3039 (Output_data_got::add_global_tls_with_rela): Removed.
3040 (Output_data_got::add_local_tls): Removed.
3041 (Output_data_got::add_local_tls_with_rel): Removed.
3042 (Output_data_got::add_local_tls_with_rela): Removed.
3043 * resolve.cc (Symbol::override_base_with_special): Removed
3044 reference to has_got_offset_ field.
3045 * symtab.cc (Symbol::init_fields): Replaced initialization
3046 of got_offset_ with got_offsets_. Removed initialization
3047 of has_got_offset_
53fcba31 3048 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
0a65a3a7
CC		 3049 (Symbol::got_offset): Likewise.
3050 (Symbol::set_got_offset): Likewise.
3051 (Symbol::has_tls_got_offset): Removed.
3052 (Symbol::tls_got_offset): Removed.
3053 (Symbol::set_tls_got_offset): Removed.
3054 (Symbol::got_offset_): Removed.
3055 (Symbol::tls_mod_got_offset_): Removed.
3056 (Symbol::tls_pair_got_offset_): Removed.
3057 (Symbol::got_offsets_): New field.
3058 (Symbol::has_got_offset): Removed.
3059 (Symbol::has_tls_mod_got_offset): Removed.
3060 (Symbol::has_tls_pair_got_offset): Removed.
3061 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
3062 (Target_x86_64::Scan::local): Updated callers of Output_data_got
3063 member functions.
3064 (Target_x86_64::Scan::global): Likewise.
3065 (Target_x86_64::Relocate::relocate): Likewise.
3066 (Target_x86_64::Relocate::relocate_tls): Likewise.
3067
bd52eafb
BE		 30682008-03-25 Ben Elliston <bje@au.ibm.com>
3069
3070 * yyscript.y: Fix spelling error in comment.
3071
8b105e34
ILT		 30722008-03-24 Ian Lance Taylor <iant@google.com>
3073
8ed814a9
ILT		 3074 * options.h (class General_options): Define build_id option.
3075 * layout.h (class Layout): Declare write_build_id, create_note,
3076 create_build_id. Add build_id_note_ member.
3077 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
3078 "libiberty.h", "md5.h", "sha1.h".
3079 (Layout::Layout): Initialize eh_frame_data_,
3080 eh_frame_hdr_section_, and build_id_note_.
3081 (Layout::finalize): Call create_build_id.
3082 (Layout::create_note): New function, broken out of
3083 Layout::create_gold_note.
3084 (Layout::create_gold_note): Call create_note.
3085 (Layout::create_build_id): New function.
3086 (Layout::write_build_id): New function.
3087 (Close_task_runner::run): Call write_build_id.
3088
8b105e34
ILT		 3089 * x86_64.cc: Correct license to GPLv3.
3090
086a1841
ILT		 30912008-03-23 Ian Lance Taylor <iant@google.com>
3092
3093 * options.cc: Include "demangle.h".
3094 (parse_optional_string): New function.
3095 (parse_long_option): Handle takes_optional_argument.
3096 (parse_short_option): Update dash_z initializer. Handle
3097 takes_optional_argument.
3098 (General_options::General_options): Initialize do_demangle_.
3099 (General_options::finalize): Set do_demangle_. Handle demangling
3100 style.
3101 * options.h (parse_optional_string): Declare.
3102 (struct One_option): Add optional_arg field. Update constructor.
3103 Update call constructor calls. Add takes_optional_argument
3104 function.
3105 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
3106 (DEFINE_optional_string): Define.
3107 (General_options::demangle): Change from DEFINE_bool to
3108 DEFINE_optional_string.
3109 (General_options::no_demangle): New function.
3110 (General_options::do_demangle): New function.
3111 (General_options::set_do_demangle): New function.
3112 (General_options::execstack_status_): Move definition to end of
3113 class definition.
3114 (General_options::static_): Likewise.
3115 (General_options::do_demangle_): New field.
3116 * object.cc (big_endian>::get_symbol_location_info): Call
3117 Options::do_demangle, not Options::demangle.
3118 * symtab.cc (demangle): Likewise.
3119
cbb93e63
ILT		 31202008-03-22 Ian Lance Taylor <iant@google.com>
3121
3122 * gold.h: Include <cstddef> and <sys/types.h>
3123 * options.h: Include <cstring>.
3124
ec531623
ILT		 31252008-03-21 Ian Lance Taylor <iant@google.com>
3126
3127 * Added source code to GNU binutils.
GDB Binutils - Deliverables
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